1 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5 (MACFLAGS_MATCH_P): New macro.
6 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9 the other MACFLAG constants.
10 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11 (flag_machi): Tighten constraints. Renumber some of the operands.
12 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14 (flag_machi_parts_acconly): New pattern.
15 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17 (flag_macinit1hi): Tighten constraints.
18 (flag_mul_macv2hi_parts_acconly): New pattern.
20 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21 Use a more efficient implementation.
22 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23 inline sequences when not optimizing for size.
25 2007-02-11 Jie Zhang <jie.zhang@analog.com>
26 * config/bfin/bfin.opt (msim): New option.
28 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
29 (bfin_cpu_t): Typedef of enum bfin_cpu.
30 (bfin_cpu_type): New declaration.
31 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
32 -msim and -mcpu= options.
34 * config/bfin/bfin.c (bfin_cpu_type): Define.
35 (bfin_handle_option): Handle -mcpu= option.
36 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
37 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
38 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
40 2007-04-12 Richard Sandiford <richard@codesourcery.com>
42 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
43 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
44 (powerpc-wrs-vxworksae): Use ${tm_file}.
45 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
46 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
47 * config/i386/vx-common.h: New file.
49 2007-04-12 Richard Sandiford <richard@codesourcery.com>
51 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
54 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
56 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
59 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
63 * c-common.c (c_build_qualified_type): Set canonical type
66 2007-04-12 Richard Guenther <rguenther@suse.de>
68 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
69 lower bound and element size if lower bound is not zero
70 or either of the ARRAY_REF operands is set.
72 2007-04-12 Richard Guenther <rguenther@suse.de>
74 PR tree-optimization/24689
75 PR tree-optimization/31307
76 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
78 * gimplify.c (canonicalize_addr_expr): To be consistent with
79 gimplify_compound_lval only set operands two and three of
80 ARRAY_REFs if they are not gimple_min_invariant. This makes
81 it never at this place.
82 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
84 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
87 null before emitting a .nsubspa directive.
89 2007-04-11 Diego Novillo <dnovillo@redhat.com>
91 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
92 need_to_partition_p if there are no memory statements in the
95 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
97 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
98 (gcd_of_steps_may_divide_p): New function.
99 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
101 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
103 * reload.c (find_reloads_toplev, find_reloads_address,
104 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
105 not a pointer equality test, to decide if we need to call
106 push_reg_equiv_alt_mem.
108 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
110 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
111 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
112 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
114 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
116 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
117 vector to be positive.
119 2007-04-11 Diego Novillo <dnovillo@redhat.com>
123 * doc/invoke.texi: Document --params max-aliased-vops and
125 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
126 debug_memory_partitions): Move to tree-flow.h
127 * params.h (AVG_ALIASED_VOPS): Define.
128 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
130 (mp_info_t): Likewise.
131 (get_mem_sym_stats_for): New.
132 (set_memory_partition): Move from tree-flow-inline.h.
133 (mark_non_addressable): Only clear the set of symbols for the
134 partition if it exists.
135 (dump_memory_partitions): Move from tree-ssa-operands.c
136 (debug_memory_partitions): Likewise.
137 (need_to_partition_p): New.
138 (dump_mem_ref_stats): New.
139 (debug_mem_ref_stats): New.
140 (dump_mem_sym_stats): New.
141 (debug_mem_sym_stats): New.
142 (update_mem_sym_stats_from_stmt): New.
143 (compare_mp_info_entries): New.
144 (mp_info_cmp): Call it.
145 (sort_mp_info): Change argument to a list of mem_sym_stats_t
147 (get_mpt_for): Move from tree-ssa-operands.c.
148 (find_partition_for): New.
149 (create_partition_for): Remove.
150 (estimate_vop_reduction): New.
151 (update_reference_counts): New.
152 (build_mp_info): New.
153 (compute_memory_partitions): Refactor.
154 Document new heuristic.
155 Call build_mp_info, update_reference_counts,
156 find_partition_for and estimate_vop_reduction.
157 (compute_may_aliases): Populate virtual operands before
158 calling debugging dumps.
159 (delete_mem_sym_stats): New.
160 (delete_mem_ref_stats): New.
161 (init_mem_ref_stats): New.
162 (init_alias_info): Call it.
163 (maybe_create_global_var): Remove alias_info argument.
164 Get number of call sites and number of pure/const call sites
165 from gimple_mem_ref_stats().
166 (dump_alias_info): Call dump_memory_partitions first.
167 (dump_points_to_info_for): Show how many times a pointer has
169 * opts.c (decode_options): For -O2 set --param
170 max-aliased-vops to 500.
171 For -O3 set --param max-aliased-vops to 1000 and --param
172 avg-aliased-vops to 3.
173 * fortran/options.c (gfc_init_options): Remove assignment to
175 * tree-flow-inline.h (gimple_mem_ref_stats): New.
176 * tree-dfa.c (dump_variable): Dump memory reference
178 Dump NO_ALIAS* settings.
179 (referenced_var_lookup): Tidy.
180 (mem_sym_stats): New.
181 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
182 and ORIG are different SSA names for a memory partition.
183 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
184 * tree-flow.h (struct mem_sym_stats_d): Define.
185 (mem_sym_stats_t): Define.
186 (struct mem_ref_stats_d): Define.
187 (struct gimple_df): Add field mem_ref_stats.
188 (enum noalias_state): Define.
189 (struct var_ann_d): Add bitfield noalias_state.
190 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
191 debug_mem_ref_stats, debug_memory_partitions,
192 debug_mem_sym_stats): Declare.
193 * tree-ssa-structalias.c (update_alias_info): Update call
194 sites, pure/const call sites and asm sites in structure
195 returned by gimple_mem_ref_stats.
196 Remove local variable IS_POTENTIAL_DEREF.
197 Increase NUM_DEREFS if the memory expression is a potential
199 Call update_mem_sym_stats_from_stmt.
200 If the memory references memory, call
201 update_mem_sym_stats_from_stmt for all the direct memory
202 symbol references found.
203 (intra_create_variable_infos): Set noalias_state field for
204 pointer arguments according to the value of
205 flag_argument_noalias.
206 * tree-ssa-structalias.h (struct alias_info): Remove fields
207 num_calls_found and num_pure_const_calls_found.
208 (update_mem_sym_stats_from_stmt): Declare.
209 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
210 Set default value to 100.
211 (PARAM_AVG_ALIASED_VOPS): Define.
213 2007-04-11 Richard Guenther <rguenther@suse.de>
216 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
217 a * -b + c as c - a * b if we honor sign dependent rounding.
219 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
221 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
223 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
224 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
226 (initialize_trampoline): Don't use old-style function definition.
227 (bfin_secondary_reload): Mark IN_P argument as unused.
229 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
231 PR tree-optimization/31343
232 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
233 (build_polynomial_chrec): Return a scalar when the evolution is zero.
234 * testsuite/gcc.dg/vect/pr31343.c: New.
236 2007-04-10 Eric Christopher <echristo@apple.com>
238 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
239 * config/i386/i386.md (*cmpfp0): Use.
240 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
241 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
242 (fix_trunc<mode>_i386_fisttp): Ditto.
243 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
244 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
245 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
246 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
247 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
248 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
249 (unnamed_splitters): Ditto.
250 * config/i386/i386.c (output_fix_trunc): Assert that
251 we're not being passed a TFmode operand.
253 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
255 PR tree-optimization/31526
256 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
257 n_basic_blocks to find newly added blocks.
259 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
263 (fix_trunc<mode>si_sse): Ditto.
264 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
265 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
266 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
267 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
268 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
269 expander using SSEMODEF mode macro.
270 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
271 expander using SSEMODEF mode macro.
272 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
273 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
274 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
275 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
276 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
277 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
278 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
279 Macroize insn using X87MODEF mode macro.
281 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
283 * config/i386/sse.md (sse2_pinsrw): Removed.
284 (sse2_pextrw): Renamed to ...
285 (*sse2_pextrw): This.
287 2007-04-09 Jan Hubicka <jh@suse.cz>
291 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
292 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
293 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
294 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
296 2007-04-09 Jan Hubicka <jh@suse.cz>
298 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
299 multiple fields of union.
301 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
303 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
304 (create_preheaders): Check that loops are available.
305 (fix_loop_structure): Clean up, improve comments.
306 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
307 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
309 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
310 * predict.c (tree_estimate_probability): Do not call
311 calculate_dominance_info. Call create_preheaders.
312 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
313 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
315 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
316 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
317 * tree-cfg.c (tree_split_edge): Make an assert more precise.
318 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
321 2007-04-08 Jan Hubicka <jh@suse.cz>
323 * tree.h (maybe_fold_offset_to_component_ref): Declare.
324 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
325 * fold-const.c (fold_unary): Use it.
327 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
329 * varasm.c (assemble_variable): Remove call to
330 lang_hooks.decls.prepare_assemble_variable.
331 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
332 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
333 * langhooks.h (lang_hooks_for_decls): Remove
334 prepare_assemble_variable.
336 2007-04-08 Mike Stump <mrs@apple.com>
338 * config/i386/i386.c: Use inc/dec on Core2.
340 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
342 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
343 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
344 lhd_tree_inlining_end_inlining): Remove.
345 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
346 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
348 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
349 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
350 lhd_tree_inlining_end_inlining): Remove prototypes.
351 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
352 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
353 LANG_HOOKS_TREE_INLINING_START_INLINING,
354 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
356 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
359 2007-04-08 Anatoly Sokolov <aesok@post.ru>
362 * config/avr/predicates.md (io_address_operand): Delete predicate.
363 (low_io_address_operand): Don't use 'mode' argument.
364 (higth_io_address_operand): Rename ...
365 (high_io_address_operand): ... to this. Don't use 'mode' argument.
366 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
369 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
371 Revert change removing staticp.
373 2007-04-07 Anatoly Sokolov <aesok@post.ru>
376 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
379 2007-04-07 Bruce Korb <bkorb@gnu.org>
381 * c.opt: Add -Wformat-contains-nul.
382 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
384 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
385 the NUL byte warning.
387 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
389 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
391 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
393 * tree.c (staticp): No longer use staticp langhook.
394 * langhooks.c (lhd_staticp): Removed.
395 * langhooks.h (struct lang_hooks): Remove staticp.
396 * c-common.c (c_staticp): Remove.
397 * c-common.h (c_staticp): Ditto.
398 * langhooks-defs.h (lhd_staticp): Ditto.
399 (LHD_HOOKS_STATICP): Ditto
400 * tree.h (gcc_assert_lowered): New macro.
402 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
404 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
406 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
407 Add argument "reliable". Propagate it through calls.
408 (infer_loop_bounds_from_undefined): Derive number of iterations
409 estimates from references in blocks that do not dominate loop latch.
410 (gcov_type_to_double_int): New function.
411 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
412 and expected_loop_iterations_unbounded.
413 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
414 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
415 * tree-data-ref.c (estimated_loop_iterations): Export.
416 (get_references_in_stmt): Fix -- do not return addresses of local
418 * cfgloop.h (expected_loop_iterations_unbounded,
419 estimated_loop_iterations): Declare.
421 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
423 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
425 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
428 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
429 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
430 Use output_387_reg_move().
431 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
432 expander using X87MODEF12 mode macro.
433 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
434 choosing register preferences. Use output_387_reg_move().
435 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
436 instead of "x". Use output_387_reg_move().
437 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
438 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
439 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
440 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
441 Use output_387_reg_move().
442 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
444 (*truncxf?f_i387 splitter): Ditto.
446 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
448 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
449 LANG_HOOKS_SAFE_FROM_P.
450 * expr.c (safe_from_p): Remove langhook call.
451 * langhooks.h (lang_hooks): Remove safe_from_p.
452 (lhd_safe_from_p): Remove prototype.
453 * langhooks.c (lhd_safe_from_p): Remove.
455 2007-04-06 Jan Hubicka <jh@suse.cz>
457 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
460 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
463 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
464 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
465 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
467 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
468 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
470 2007-04-05 Richard Henderson <rth@redhat.com>
472 * config/alpha/alpha.c (print_operand) [+]: Remove.
473 (alpha_end_function): Print nop if call at end of function.
474 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
475 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
476 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
477 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
478 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
479 the call pattern. Update peepholes to match.
481 2007-04-05 Janis Johnson <janis187@us.ibm.com>
483 * doc/extend.texi (Other Builtins): Add decimal float variants
485 * builtins.def: Ditto.
486 * builtins.c (expand_builtin): Ditto.
488 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
489 H.J. Lu <hongjiu.lu@intel.com>
492 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
493 of V8HImode when calling ix86_binary_operator_ok.
494 (sse2_pmaddwd): Call ix86_binary_operator_ok.
495 (sdot_prodv8hi): Operands 1 and 2 must be register.
497 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
499 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
500 initialize align to silence bogus warning.
502 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
505 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
507 (struct sra_walk_fns): Remove use_all parameter from use.
508 (sra_hash_tree): Handle BIT_FIELD_REFs.
509 (sra_elt_hash): Don't hash bitfld blocks.
510 (sra_elt_eq): Skip them in parent compares as well. Handle
512 (sra_walk_expr): Don't maintain or pass down use_all_p.
513 (scan_use): Remove use_all parameter.
514 (scalarize_use): Likewise. Re-expand assignment to
515 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
516 output, and re-scalarize after output. Don't mark anything
518 (scalarize_ldst): Adjust.
519 (scalarize_walk_gimple_modify_statement): Likewise.
520 (build_element_name_1): Handle BIT_FIELD_REFs.
521 (instantiate_element): Don't warn for any element whose parent
523 (instantiate_missing_elements_1): Return the sra_elt.
524 (canon_type_for_field): New.
525 (try_instantiate_multiple_fields): New.
526 (instantiate_missing_elemnts): Use them.
527 (mark_no_warning): Removed.
528 (generate_one_element_ref): Handle BIT_FIELD_REFs.
529 (REPLDUP, sra_build_elt_assignment): New.
530 (generate_copy_inout): Use them.
531 (generate_element_copy): Likewise. Handle bitfld differences.
532 (generate_element_zero): Don't recurse for blocks. Use
533 sra_build_elt_assignment.
534 (generate_one_element_int): Take elt instead of var. Use
535 sra_build_elt_assignment.
536 (generate_element_init_1): Adjust.
537 (scalarize_use, scalarize_copy): Use REPLDUP.
538 (scalarize_ldst): Move assert before dereference.
539 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
541 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
543 * regmove.c: Fix unused variable warnings due to previous commit.
545 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
547 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
548 (regmove_bb_head): Remove.
549 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
550 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
551 problems with fixup_match_1.
552 Don't initialize/free regmove_bb_head.
554 (reg_is_remote_constant_p): If an insn is in the same basic block
555 but not before INSN, consider it remote, too.
557 2007-04-05 Anatoly Sokolov <aesok@post.ru>
560 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
561 DECL_ASSEMBLER_NAME, not the DECL_NAME.
563 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
565 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
566 (CONDITIONAL_REGISTER_USAGE): Likewise.
568 2007-04-04 Richard Henderson <rth@redhat.com>
570 * config/alpha/lib1funcs.asm: Remove unused file.
572 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
575 * opts.c (print_specific_help): Fix --help=<language>
577 (common_handle_option): Support --help=common.
579 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
582 * gcc.c (main): Do not run the linker if
583 print_subprocess_help indicates that it shouldn't be
586 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
589 * doc/invoke.texi (--help=): Document <languages> value, fix
590 formatting in tables of values.
592 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
594 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
595 dllimport attribute of virtual methods.
597 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
599 * config/score/crti.asm: Change _bss_start to __bss_start.
600 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
601 (OUTGOING_REG_PARM_STACK_SPACE) update.
602 * config/score/score.opt: add options to make backend support
603 score5, score5u, score7 and score7d.
604 * config/score/score.md: Likewise.
605 * config/score/misc.md: Likewise.
606 * config/score/mac.md: Likewise.
607 * doc/invoke.texi: Likewise.
608 * doc/md.texi: update constraints define.
610 2007-04-03 Richard Henderson <rth@redhat.com>
612 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
613 an appropriate type, use the mode instead.
615 2007-04-03 Richard Sandiford <richard@codesourcery.com>
617 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
618 Set the default --with-arch setting to mips2.
619 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
620 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
621 (MULTILIB_OSDIRNAMES): Delete.
622 (MULTILIB_DIRNAMES): Define.
623 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
624 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
625 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
626 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
627 VXWORKS_OS_CPP_BUILTINS.
628 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
629 (MIPS_DEBUGGING_INFO): Undefine.
630 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
632 2007-04-03 Jakub Jelinek <jakub@redhat.com>
635 * fold-const.c (native_encode_real): Encode real.c provided longs
636 as a series of 32-bit native integers.
637 (native_interpret_real): Interpret buffer as a series of 32-bit
640 2007-04-03 Richard Guenther <rguenther@suse.de>
642 * genpreds.c (write_insn_constraint_len): Write function
643 optimized for CONSTRAINT_LEN implementation.
644 (write_tm_preds_h): Output insn_constraint_len inline and
645 use it for CONSTRAINT_LEN.
646 (write_insn_preds_c): Don't output insn_constraint_len.
647 * doc/md.texi (define_register_constraint): Document multi-letter
648 constraints shall have the same length if they start with the same
651 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.md (isinf<mode>2): Expand only when
655 TARGET_C99_FUNCTIONS is set.
657 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
659 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
660 (x86_64-*-linux*): Ditto.
661 * config/i386/i386.opt (mpc): New option.
662 * config/i386/i386.c (overrride_options): Handle
663 ix87_precision_string.
664 * config/i386/crtprec.c: New file.
665 * config/i386/t-crtpc: Ditto.
666 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
668 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
669 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
670 crtprec32.o, crtprec64.o and crtprec80.o.
672 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
674 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
676 2007-04-02 Eric Christopher <echristo@apple.com>
678 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
679 limitations on darwin.
681 2007-04-02 Anatoly Sokolov <aesok@post.ru>
684 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
686 2007-04-02 Dave Korn <dave.korn@artimi.com>
688 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
690 2007-04-02 Dave Korn <dave.korn@artimi.com>
692 * libgcc2.h (exception_descriptor): Don't forward-declare.
693 (__get_eh_table_language, __get_eh_table_version): Delete
694 prototypes of long-dead functions.
696 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
698 * ebitmap.h: New file
699 * ebitmap.c: New file
700 * Makefile.in (ebitmap.o): New target.
702 2007-04-01 Jan Hubicka <jh@suse.cz>
704 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
705 before very first instruction.
707 2007-04-01 Jan Hubicka <jh@suse.cz>
709 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
710 waring on 64bit hosts.
711 * bitmap.h: Fix typo in bitmap_head_def.
713 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
715 PR rtl-optimization/31391
716 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
717 into a DELETED_LABEL note, and the label is in an empty basic
718 block, update BB_END as well as BB_HEAD.
720 2007-04-01 Richard Henderson <rth@redhat.com>
722 PR tree-optimization/31169
723 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
724 to varying if the range is outside [0, prec-1].
726 2007-04-01 Richard Sandiford <richard@codesourcery.com>
729 * config/mips/mips.md (load_const_gp): New insn.
730 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
731 the MIPS16 GP pseudo register if no_new_pseudos.
732 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
734 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
737 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
739 (call_value): Likewise.
741 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
742 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
745 * doc/invoke.texi: (optimization options): Reword description
746 of -ffast-math. Document its primary purpose.
748 2007-03-31 Richard Guenther <rguenther@suse.de>
750 * omp-low.c (splay-tree.h): Include.
751 (lookup_decl): Replace splay-tree usage by pointer-map.
752 (maybe_lookup_decl): Likewise.
753 (new_omp_context): Likewise.
754 (delete_omp_context): Likewise.
755 * gimplify.c (splay-tree.h): Include.
756 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
758 (remap_ssa_name): Likewise.
759 (remap_decl): Likewise.
760 (remap_type_1): Likewise.
761 (remap_type): Likewise.
762 (copy_body_r): Likewise.
763 (expand_call_inline): Likewise.
764 (clone_body): Likewise.
765 (copy_tree_r): Likewise.
766 (remap_save_expr): Likewise.
767 (unsave_r): Likewise.
768 (unsave_expr_now): Likewise.
769 (tree_function_versioning): Likewise.
770 (build_duplicate_type): Likewise.
771 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
772 (struct copy_body_data): Replace splay-tree by pointer-map.
773 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
775 (gimplify.o): Depend on $(SPLAY_TREE_H).
776 (omp-low.p): Likewise.
778 2007-03-31 Anatoly Sokolov <aesok@post.ru>
780 * config/avr/predicates.md (even_register_operand,
781 odd_register_operand): New predicates.
782 * config/avr/avr.md (movw peephole2): New.
783 (movw_r peephole2): New.
785 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
787 * tree.h (get_signed_or_unsigned_type): New.
788 * fold-const.c (operand_equal_for_comparison_p): Use
789 get_signed_or_unsigned_type instead of
790 lang_hooks.types.signed_or_unsigned_type.
791 * expr.c (store_expr): Ditto.
792 * langhooks.c (get_signed_or_unsigned_type): New.
793 (lhd_signed_or_unsigned_type): New.
794 * langhooks.h (lhd_signed_or_unsigned_type): New.
795 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
797 2007-03-30 Richard Henderson <rth@redhat.com>
799 * tree-ssa-loop-ivopts.c: Include target.h.
800 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
801 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
802 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
803 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
805 2007-03-30 Richard Henderson <rth@redhat.com>
806 Kai Tietz <kai.tietz@onevision.com>
808 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
810 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
811 (TARGET_64BIT_MS_ABI): New.
812 (DBX_REGISTER_NUMBER): Handle 64-bit.
813 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
814 (LONG_TYPE_SIZE): Force to 32.
815 (REG_PARM_STACK_SPACE): New.
816 (OUTGOING_REG_PARM_STACK_SPACE): New.
817 (REGPARM_MAX, SSE_REGPARM_MAX): New.
818 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
819 (STACK_BOUNDARY): Use 128 for 64-bit.
820 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
821 Add 64-bit implementation.
822 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
824 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
825 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
826 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
827 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
828 (ix86_handle_cconv_attribute): Don't warn when ignoring if
830 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
831 (ix86_pass_by_reference): Likewise.
832 (ix86_function_value_regno_p): Likewise.
833 (ix86_build_builtin_va_list): Likewise.
834 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
835 (function_arg_advance_ms_64): New.
836 (function_arg_advance): Call it.
837 (function_arg_ms_64): New.
838 (function_arg): Call it.
839 (function_value_ms_64): New.
840 (ix86_function_value_1): Call it.
841 (return_in_memory_ms_64): New.
842 (ix86_return_in_memory): Call it.
843 (setup_incoming_varargs_ms_64): New.
844 (ix86_setup_incoming_varargs): Call it.
845 (ix86_expand_prologue): Handle 64-bit stack probing.
846 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
847 (output_pic_addr_const): Likewise.
848 (x86_this_parameter): Likewise.
849 (x86_output_mi_thunk): Likewise.
850 (x86_function_profiler): Likewise.
851 (TARGET_STRICT_ARGUMENT_NAMING): New.
852 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
853 (TARGET_64BIT_MS_ABI): New.
854 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
855 * config/i386/i386.md (allocate_stack_worker): Remove.
856 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
857 describe the clobber of eax without a match_scratch.
858 (allocate_stack_worker_postreload): Remove.
859 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
860 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
861 (allocate_stack_worker_rex64_postreload): Remove.
862 (allocate_stack): Handle 64-bit.
863 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
864 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
865 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
866 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
867 (STANDARD_STARTFILE_PREFIX_1): Likewise.
868 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
869 * config.build (x86_64-*-mingw*): New host.
870 * config.host (x86_64-*-mingw*): New host.
871 * config.gcc (x86_64-*-mingw*): New target.
872 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
874 2007-03-30 Richard Henderson <rth@redhat.com>
875 Kai Tietz <kai.tietz@onevision.com>
877 * c-pragma.c (struct def_pragma_macro_value): New.
878 (struct def_pragma_macro): New.
879 (pushed_macro_table): New.
880 (dpm_hash, dpm_eq): New.
881 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
882 (init_pragma): Install them.
883 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
885 2007-03-30 Anatoly Sokolov <aesok@post.ru>
887 * config/avr/avr.c (avr_override_options): Clear
888 'flag_delete_null_pointer_checks'.
890 2007-03-30 Paolo Carlini <pcarlini@suse.de>
893 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
894 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
895 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
896 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
897 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
898 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
899 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
901 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
903 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
905 * regmove.c: Move all of pass_stack_adjustments from here...
906 * combine-stack-adj.c: ...to this new file.
907 * Makefile.in: Add rules for combine-stack-adj.o.
909 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
911 PR tree-optimization/31383
912 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
913 to have the same length.
915 2007-03-30 Jan Hubicka <jh@suse.cz>
918 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
919 availablility; add more sanity checking; ask varpool only about
922 2007-03-29 Richard Henderson <rth@redhat.com>
924 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
925 to decide, but __SIZEOF_LONG_LONG__.
927 2007-03-29 Richard Henderson <rth@redhat.com>
929 * emutls.c (struct __emutls_array): New.
930 (emutls_destroy): Use it instead of casting element 0 from void*.
931 (__emutls_get_address): Likewise.
933 2007-03-29 Richard Henderson <rth@redhat.com>
935 * varasm.c (initializer_constant_valid_p): Don't deny
936 DECL_DLLIMPORT_P on functions.
938 * config/i386/cygming.h: Remove function declarations.
939 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
940 (ASM_OUTPUT_LABELREF): Remove.
941 (COMMON_ASM_OP): Remove.
942 (ASM_OUTPUT_COMMON): Remove.
943 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
944 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
945 (ASM_DECLARE_FUNCTION_NAME): Likewise.
946 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
947 Rename from TARGET_ENCODE_SECTION_INFO.
948 * config/i386/netware.h: Likewise.
949 * config/i386/i386-protos.h: Update.
950 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
951 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
952 (legitimate_constant_p): Reject dllimports.
953 (dllimport_map, get_dllimport_decl): New.
954 (legitimize_dllimport_symbol): New.
955 (legitimize_address, ix86_expand_move): Use it.
956 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
957 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
958 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
959 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
960 * config/i386/predicates.md (constant_call_address_operand): Only
961 accept symbols; reject dllimport_p symbols.
962 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
963 i386_pe_maybe_record_exported_symbol.
964 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
965 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
966 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
967 trust the setting of DECL_DLLIMPORT_P.
968 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
969 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
970 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
971 tidy the argument scanning loop.
972 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
973 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
974 (i386_pe_strip_name_encoding): Remove.
975 (i386_pe_binds_local_p): New.
976 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
977 (i386_pe_output_labelref): Remove.
978 (i386_pe_asm_output_aligned_decl_common): New.
979 (i386_pe_maybe_record_exported_symbol): Rename from
980 i386_pe_record_exported_symbol; check for dllexported symbols.
982 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
984 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
985 add comment explaining why vsnprintf cannot be used.
987 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
989 PR tree-optimization/30666
990 * tree.c (build_complex_type): When creating type names for DWARF2
991 debug info, create TYPE_DECLs for TYPE_NAME instead of
993 (build_common_tree_nodes_2): Use build_complex_type when building
994 predefined complex types, to preserve canonical types.
996 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
998 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
999 (noce_get_alt_condition): Look at it to determine whether to
1000 reverse the condition or not.
1001 (noce_get_condition): Substitute the truth for lies.
1002 (noce_find_if_block): Set the then_else_reversed field.
1004 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1006 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1007 destination of this insn.
1008 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1009 than calling gen_rtx_SET directly. Use r0 to hold the value of
1010 'address + 4' rather than a stack based temporary which can be
1013 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1015 * config/s390/s390.c (s390_secondary_input_reload_class,
1016 s390_secondary_output_reload_class): Functions removed.
1017 (s390_secondary_reload): New function.
1018 (TARGET_SECONDARY_RELOAD): Target macro defined.
1019 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1020 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1021 * config/s390/s390.md ("reload_outti", "reload_outdi",
1022 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1023 "reload_out<mode>"): Expanders removed.
1024 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1025 "reload<mode>_nonoffmem_out"): Expanders added.
1027 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1029 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1030 SRC->DEST replacement failed anyway.
1032 2007-03-28 Mike Stump <mrs@apple.com>
1034 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1035 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1036 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1038 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1040 * config.gcc: Accept barcelona as a variant of amdfam10.
1041 * config/i386/i386.c (override_options): Likewise.
1042 * doc/invoke.texi: Likewise.
1044 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1046 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1047 offsets for BIT_FIELD_REF and COMPONENT_REF.
1049 2007-03-28 Richard Guenther <rguenther@suse.de>
1051 * tree.c (is_global_var): Move ...
1052 * tree-flow-inline.h (is_global_var): ... here.
1053 * tree.h (is_global_var): Remove declaration.
1055 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1059 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1060 * config/i386/i386.c (ix86_tune_features): Initialize new
1062 * config/i386/predicates.md (promotable_binary_operator): Use
1063 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1065 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1068 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1070 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1072 * config/fr30/fr30.md (movsi_internal): Change destination
1073 constraint from m to V and add m to the end.
1075 2007-03-28 Christian Bruel <christian.bruel@st.com>
1077 * config/sh/sh.md (movsi_i): Fix type attribute.
1079 2007-03-28 Christian Bruel <christian.bruel@st.com>
1081 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1082 (movsf_ie): Likewise.
1084 2007-03-28 Christian Bruel <christian.bruel@st.com>
1086 * config.gcc: Add sh4-300 to multilib.
1087 * config/sh/t-mlib-sh4-300: New file.
1089 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1091 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1092 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1094 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1095 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1096 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1097 "fixuns_trunctddi2"): Whitespace fix.
1099 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1101 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1102 the definition of struct sh_args.
1103 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1104 CALL_COOKIE_INT_REG_GET): Likewise.
1106 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1108 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1109 transformations are applied successfully.
1111 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1113 * tree.c (tree_contains_struct): Permit 512 tree codes.
1114 * tree.h (tree_contains_struct): Ditto.
1115 (MAX_TREE_CODES): Ditto.
1116 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1117 SPARE member to store remaining padding bits.
1119 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1121 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1124 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1126 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1127 * configure: Regenerate.
1129 * configure: Regenerate using the correct version of autoconf.
1131 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1133 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1135 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1136 regs to "__SP_L__" and "__SP_H__".
1138 2007-03-27 Richard Guenther <rguenther@suse.de>
1140 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1141 computations with it with a HOST_WIDE_INT variable.
1143 2007-03-26 Mike Stump <mrs@apple.com>
1145 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1146 objective-c-header, objective-c++-header and objc++-cpp-output
1148 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1150 2007-03-26 Richard Henderson <rth@redhat.com>
1153 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1154 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1155 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1156 IX86_BUILTIN_PSRLQ128): New.
1157 (ix86_init_mmx_sse_builtins): Add them.
1158 (ix86_expand_builtin): Expand them.
1159 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1160 operand 2 be TImode.
1161 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1162 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1163 _mm_srli_epi64): Mark __B const.
1164 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1165 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1166 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1167 new two-vector shift builtins.
1169 2007-03-26 Ian Lance Taylor <iant@google.com>
1171 PR tree-optimization/31345
1172 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1173 [+INF, +INF(OVF)] into VARYING.
1175 2007-03-26 Zack Weinberg <zackw@panix.com>
1177 * gengtype-parse.c: New file.
1178 * gengtype-yacc.y: Delete.
1179 * gengtype-lex.l: Don't include gengtype-yacc.h.
1180 Define YY_DECL and yyterminate appropriately for recursive
1181 descent parser. yylval is now a string out-parameter to yylex.
1182 (HWS, EOID): New shorthand.
1183 (IWORD): Add a couple more types.
1184 (yylex): Add a setup stanza. Remove the complex rules for
1185 detecting GTY'ed types and typedefs; replace with simple
1186 keyword detectors. Adjust everything for the changed
1187 definition of yylval. Ignore all pp-directives, not just #define.
1189 (parse_file): Rename yybegin; do not call yyparse.
1191 * gengtype.c (xasprintf): Export again.
1192 (this_file): New. Use everywhere __FILE__ was being used.
1193 (get_lang_bitmap): Special case types defined in gengtype.c.
1194 (do_typedef, new_structure): Suppress definition of certain types.
1195 (new_structure): Improve diagnostics of duplicate definitions.
1196 Make sure location_s is associated with input.h.
1197 (nreverse_pairs, define_location_structures): New functions.
1198 (main): Improve tagging of kludge types. Remove old kludges
1199 for input.h types; use define_location_structures.
1200 * gengtype.h: Update prototypes. Define token codes here.
1201 * Makefile.in: Remove all references to gengtype-yacc.
1202 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1204 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1205 add GTY((skip)) to the field that's only conditionally there.
1206 * doc/install.texi: Document that Bison is no longer required
1207 unless building treelang.
1209 * gengtype.c: Don't include gtyp-gen.h.
1210 (srcdir): Declare here.
1211 (base_files, lang_dir_names): Allocate dynamically.
1212 (gt_files, num_gt_files, num_lang_dirs): New globals.
1213 (measure_input_list, read_input_line, read_input_list)
1214 (set_lang_bitmap): New functions.
1215 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1216 simplify, relying on read_input_list to set up the bitmaps.
1217 (main): Arguments are no longer unused. Check for correct number
1218 of command line arguments, set srcdir and srcdir_len, then call
1219 read_input_list, before doing anything else. No need to worry
1220 about duplicates in main loop.
1221 * configure.ac: Simplify the calculation of all_gtfiles.
1222 Put language tags in there. Don't set or substitute
1223 all_gtfiles_files_langs or all_gtfiles_files_frags.
1224 * Makefile.in: Revamp the way gengtype is invoked, now that it
1225 takes a file on its command line with a much simpler format.
1226 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1227 (GTFILES): Remove duplicates and C source files.
1228 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1229 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1230 * configure: Regenerate.
1232 * gengtype.h: Remove all type definitions to gengtype.c; leave
1233 only definitions of options_p, type_p, and pair_p as opaque
1234 pointers. Update prototypes.
1235 * gengtype.c: Many type definitions moved here from gengtype.h.
1236 Consolidate type definitions at the top of the file.
1237 (xvasprintf): Delete.
1238 (xasprintf): Make static.
1239 (create_nested_pointer_option): Add 'next' parameter.
1240 (create_field_all, create_field_at): New functions.
1241 (create_field): Now a thin wrapper around create_field_all.
1242 (create_optional_field): Rename create_optional_field_ and add
1243 line argument. Original name is now a macro which supplies
1245 (oprintf): Use vsnprintf directly.
1246 (close_output_files): Use fatal rather than perror/exit.
1247 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1248 (main): Set progname. Don't use exit.
1249 * gengtype-yacc.y (struct_fields): Use create_field_at.
1250 (option, optionseqopt): Delete.
1251 (optionseq): Consolidate productions from option here so we
1252 can use the first argument to create_option.
1254 * gengtype-lex.l: Distinguish unions from structures in the
1255 token type. Don't call find_structure; return the tag as a string.
1256 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1257 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1258 Reorganize typedef_struct production accordingly.
1259 Use create_nested_ptr_option.
1260 * gengtype.c (create_nested_ptr_option): New function.
1261 * gengtype.h: Declare it.
1263 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1264 (string_type): Don't declare.
1265 (do_scalar_typedef): Declare.
1266 (create_scalar_type): Update prototype.
1267 * gengtype.c (string_type): Make static.
1268 (scalar_nonchar, scalar_char): New.
1269 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1270 (resolve_typedef): Use scalar_nonchar for error recovery.
1271 (create_scalar_type): Remove name_len field. Return scalar_char
1272 or scalar_nonchar as appropriate.
1273 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1275 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1277 (main): Initialize scalar_char and scalar_nonchar before calling
1279 * gengtype-lex.l: Adjust for removal of second argument to
1280 create_scalar_type. Use yylval.s instead of yylval.t when
1282 * gengtype-yacc.y: Type of SCALAR is string. Call
1283 create_scalar_type from type:SCALAR rule. Adjust for removal of
1284 second argument to create_scalar_type.
1286 * vec.h: Remove all #if IN_GENGTYPE blocks.
1287 Add comment saying that changes may require adjustments to gengtype.
1288 * gengtype.c: Don't include coretypes.h or tm.h.
1289 Add comment to inclusion of errors.h.
1290 (note_def_vec, note_def_vec_alloc): New functions.
1291 * gengtype.h: Declare new functions.
1292 * gengtype-lex.l: Don't include coretypes.h.
1293 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1295 (update_lineno): Remove unnecessary prototype.
1296 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1297 (VEC rule): Just return VEC_TOKEN.
1298 * gengtype-yacc.y (VEC_TOKEN): New token type.
1299 (type): Add a production for VEC(a,b).
1300 * Makefile.in: Update dependencies.
1302 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1303 typedefs that use the old PARAMS macro.
1305 * gengtype-lex.l: Remove all rules and states relating to yacc
1307 * gengtype-yacc.y: Similarly.
1308 * gengtype.c (note_yacc_type): Delete function.
1309 * gengtype.h: Update prototypes.
1311 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1313 * tree-pretty-print.c (dump_generic_node): Report precision of
1314 unnamed integer types.
1316 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1318 * ifcvt.c (noce_try_store_flag_constants): Don't check
1319 no_new_pseudos here.
1320 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1321 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1322 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1323 noce_try_sign_mask): Likewise.
1324 (if_convert): Check no_new_pseudos here.
1326 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1328 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1329 (noce_get_condition): Handle new then_else_reversed argument.
1330 (noce_init_if_info): Remove, fold into noce_find_if_block.
1331 (noce_process_if_block): Take a struct noce_if_info as the
1332 argument. Don't set up one based on ce_if_info. Update pointer
1333 references accordingly.
1334 (cond_move_process_if_block): Likewise.
1335 (process_if_block): Removed.
1336 (find_if_block): Removed. Move functionality two new functions,
1337 noce_find_if_block and cond_exec_find_if_block.
1338 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1339 blocks and the symmetric IF-ELSE-JOIN case.
1340 (cond_exec_find_if_block): Also new function mostly based on old
1341 find_if_block and process_if_block.
1342 (find_if_header): Replace find_if_block call with separately
1343 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1344 (find_cond_trap): Update noce_get_condition call.
1345 (dead_or_predicable): Likewise.
1347 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1349 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1351 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1352 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1353 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1354 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1355 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1356 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1357 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1358 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1359 __builtin_ia32_psrad128 builtins.
1361 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1363 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1364 * config/i386/constraints.md
1365 (define_constraint "I"): Use IN_RANGE macro.
1366 (define_constraint "J"): Ditto.
1367 (define_constraint "K"): Ditto.
1368 (define_constraint "M"): Ditto.
1369 (define_constraint "N"): Ditto.
1370 (define_constraint "O"): Ditto.
1371 * config/i386/predicates.md
1372 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1373 (define_predicate "const_0_to_3_operand"): Ditto.
1374 (define_predicate "const_0_to_7_operand"): Ditto.
1375 (define_predicate "const_0_to_15_operand"): Ditto.
1376 (define_predicate "const_0_to_63_operand"): Ditto.
1377 (define_predicate "const_0_to_255_operand"): Ditto.
1378 (define_predicate "const_1_to_31_operand"): Ditto.
1379 (define_predicate "const_2_to_3_operand"): Ditto.
1380 (define_predicate "const_4_to_7_operand"): Ditto.
1382 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1384 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1385 in SImode for save_world.
1386 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1389 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1391 PR tree-optimization/30784
1392 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1395 2007-03-25 Revital Eres <eres@il.ibm.com>
1397 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1398 Fold movement_possibility function into it.
1400 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1402 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1403 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1404 (call_indirect_nonlocal_darwin64): Same.
1405 (call_nonlocal_darwin64): Same.
1406 (call_value_indirect_nonlocal_darwin64): Same.
1407 (call_value_nonlocal_darwin64): Same.
1408 (sibcall_nonlocal_darwin64): Same.
1409 (sibcall_value_nonlocal_darwin64): Same.
1410 (sibcall_symbolic_64): Same.
1411 (sibcall_value_symbolic_64): Same.
1412 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1414 (rs6000_emit_load_toc_table): Same.
1415 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1416 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1422 (load_toc_v4_pic_si): Same
1423 (load_toc_v4_PIC_1): Same.
1424 (load_toc_v4_PIC_1b): Same.
1425 (call_indirect_aix{32,64}): Same.
1426 (call_value_indirect_aix{32,64}): Same.
1429 (call_local{32,64}): Same.
1430 (call_value_local{32,64}): Same.
1431 (call_indirect_nonlocal_aix{32,64}): Same.
1432 (call_nonlocal_aix{32,64}): Same.
1433 (call_value_indirect_nonlocal_aix{32,64}): Same.
1434 (call_value_nonlocal_aix{32,64}): Same.
1435 (call_indirect_nonlocal_sysv<mode>): Same.
1436 (call_nonlocal_sysv<mode>): Same.
1437 (call_value_indirect_nonlocal_sysv<mode>): Same.
1438 (call_value_nonlocal_sysv<mode>): Same.
1440 (sibcall_local{32,64}): Same.
1441 (sibcall_value_local{32,64}): Same.
1442 (sibcall_nonlocal_aix{32,64}): Same.
1443 (sibcall_value_nonlocal_aix{32,64}): Same.
1444 (sibcall_nonlocal_sysv<mode>): Same.
1445 (sibcall_value): Same.
1446 (sibcall_value_nonlocal_sysv<mode>): Same.
1448 2007-03-24 Paul Brook <paul@codesourcery.com>
1450 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1451 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1453 2007-03-24 Richard Henderson <rth@redhat.com>
1455 * config/ia64/constraints.md: New file.
1456 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1457 satisfies_constraint_?.
1458 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1459 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1460 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1461 ia64_output_mi_thunk): Likewise.
1462 (ia64_const_ok_for_letter_p): Remove.
1463 (ia64_const_double_ok_for_letter_p): Remove.
1464 (ia64_extra_constraint): Remove.
1465 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1466 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1467 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1468 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1469 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1470 EXTRA_MEMORY_CONSTRAINT): Remove.
1471 * config/ia64/ia64.md: Include constriants.md. Replace
1472 CONST_OK_FOR_? with satisfies_constraint_?.
1474 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1475 H.J. Lu <hongjiu.lu@intel.com>
1477 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1479 (name macros): Use DPD_BID_NAME to convert names properly.
1481 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1482 decimal floating point format.
1483 (init_floating_libfuncs): Change decimal functions so that they
1484 have a "bid_" prefix if the decimal system uses the BID format,
1485 and "dpd_" prefix if the decimal system uses the DPD format.
1486 (init_interclass_conv_libfuncs): Ditto.
1487 (init_intraclass_conv_libfuncs): Ditto.
1489 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1490 using the BID format.
1492 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1493 whether we are using the BID decimal format.
1494 * configure: Regenerate.
1496 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1497 the compiler has decimal floating point enabled. Define
1498 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1501 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1502 using the BID format.
1504 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1505 whether we are using the BID decimal format.
1506 * configure: Regenerate.
1508 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1509 the compiler has decimal floating point enabled. Define
1510 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1513 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1514 options, and that it is enabled for i386/x86_64 systems.
1516 * Makefile.in (enable_decimal_float): New.
1518 (DECNUMINC): Add -I$(DECNUMFMT).
1519 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1520 to $(DECNUMFMT) from $(DECNUM).
1522 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1523 Substitute enable_decimal_float.
1524 * configure: Regenerated.
1527 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1530 * configure.ac: Enable decimal float for x86_64-*-linux*.
1531 * configure: Regenerated.
1534 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1535 decimal128ClearSign to flip and clear the sign bit in decimal128.
1536 (decimal_real_maxval): Set decimal128SetSign to set the sign
1539 2007-03-23 Ian Lance Taylor <iant@google.com>
1541 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1543 2007-03-23 Ian Lance Taylor <iant@google.com>
1545 * tree-dump.c (dump_files): Correct comment.
1547 2007-03-23 Ian Lance Taylor <iant@google.com>
1549 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1551 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1553 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1554 in cfglayout mode. Don't go into and out of cfglayout mode.
1555 Link the blocks in the order of the constructed traces.
1556 (rest_of_handle_tracer): Adjust call to tracer.
1557 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1558 Don't go into cfglayout mode.
1559 (rtl_loop_done): Don't go out of cfglayout mode.
1560 * cfglayout.c (relink_block_chain): New function, split out from...
1561 (fixup_reorder_chain): ...here. Remove redundant checking.
1562 (cfg_layout_finalize): Don't clear the header, footer, and aux
1563 fields here, move the code to do so to relink_block_chain. Likewise
1564 for free_original_copy_tables.
1565 * rtl.h (tracer): Update prototype.
1566 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1567 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1568 mode. Use relink_block_chain to serialize the CFG according to the
1569 new basic block order. Move targetm.cannot_modify_jumps_p check from
1571 (gate_handle_reorder_blocks): ...to here.
1572 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1574 (gate_duplicate_computed_gotos): ...to here.
1575 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1576 something always changes when going into and out of cfglayout mode.
1577 Perform an expensive cfg cleanup while going into cfglayout mode.
1578 Always update liveness information on HAVE_conditional_execution
1579 targets. Reserialize the basic blocks and go out of cfglayout mode.
1580 * reg-stack.c: Include cfglayout.h.
1581 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1582 the call to reorder_basic_blocks.
1583 * basic-block.h (reorder_basic_blocks): Update prototype.
1584 (relink_block_chain): New prototype.
1585 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1587 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1589 * config/mips/mips.md (type, hazard, *movdi_32bit,
1590 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1591 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1592 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1593 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1594 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1596 (movcc): Change first xfer to multi.
1597 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1598 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1599 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1600 config/mips/generic.md: Change reservations using "xfer" to use
1602 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1603 using match_operand.
1604 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1605 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1607 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1609 2007-03-22 Richard Henderson <rth@redhat.com>
1611 * config/i386/i386.c: Remove unnecessary function declarations.
1612 Move targetm definition, and all related macros, to the end of
1613 the file. Resort some functions to put definitions before uses.
1614 (ix86_attribute_table): Make static. Move to end of file.
1615 (ix86_gimplify_va_arg): Make static.
1617 2007-03-22 Richard Henderson <rth@redhat.com>
1619 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1620 don't increase local_regparm with force_align_arg_pointer check.
1621 (ix86_function_sseregparm): Assert 32-bit.
1622 (type_has_variadic_args_p): New.
1623 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1624 type_has_variadic_args_p.
1625 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1626 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1627 use memset instead. Do maybe_vaarg check first; skip attribute
1628 tests if true; skip attribute tests for 64-bit.
1629 (construct_container): Remove TARGET_DEBUG_ARG.
1630 (function_arg_advance_32, function_arg_advance_64): Split out ...
1631 (function_arg_advance): ... from here.
1632 (function_arg_32, function_arg_64): Split out ...
1633 (function_arg): ... from here.
1634 (ix86_pass_by_reference): Tidy.
1635 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1636 (function_value_32): New, from parts of ix86_function_value
1637 and ix86_value_regno.
1638 (function_value_64): New, from parts of ix86_function_value
1639 and ix86_libcall_value.
1640 (ix86_function_value_1): New.
1641 (ix86_function_value, ix86_libcall_value): Use it.
1642 (return_in_memory_32, return_in_memory_64): Split out ...
1643 (ix86_return_in_memory): ... from here.
1644 (ix86_struct_value_rtx): Skip for 64-bit.
1645 (ix86_libcall_value, ix86_value_regno): Remove.
1646 (setup_incoming_varargs_64): Split out ...
1647 (ix86_setup_incoming_varargs): ... from here.
1648 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1649 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1650 * config/i386/i386-protos.h (ix86_function_value): Remove.
1651 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1653 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1656 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1657 infinities not supported, otherwise emit warning if -Woverflow. On
1658 underflow, emit warning if -Woverflow.
1659 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1661 * real.h (real_from_string): Update declaration
1663 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1664 Richard Henderson <rth@redhat.com>
1666 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1667 * calls.c (compute_argument_block_size, expand_call,
1668 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1669 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1670 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1671 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1672 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1673 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1674 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1675 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1678 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1680 * c-incpath.c (add_sysroot_to_chain): New.
1681 (merge_include_chains): Add sysroot argument. Call
1682 add_sysroot_to_chain if sysrooted.
1683 (register_include_chains): Update call to merge_include_chains.
1684 * doc/cppopts.texi: Document use of '=' in include directory
1687 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1690 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1691 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1692 insn pattern using X87MODEF12 mode macro.
1694 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1696 * regmove.c (regmove_optimize): Use reg_mentioned_p
1697 instead of reg_overlap_mentioned_p for DST.
1699 2007-03-21 Mike Stump <mrs@apple.com>
1701 * c.opt: Fixup for Objective-C/C++.
1703 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1705 * explow.c (convert_memory_address): Fold memory reference when
1706 POINTERS_EXTEND_UNSIGNED < 0
1708 2007-03-21 Richard Henderson <rth@redhat.com>
1711 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1712 * config/i386/mmintrin.h (__m64): Likewise.
1713 * config/i386/xmmintrin.h (__m128): Likewise.
1715 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1717 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1718 (VXWORKS_OS_CPP_BUILTINS): Define.
1719 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1720 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1722 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1724 * rtl.h (constant_pool_reference_p): Delete.
1725 (find_constant_src): Declare.
1726 * rtlanal.c (find_constant_src): New function.
1727 * simplify-rtx.c (constant_pool_reference_p): Delete.
1728 * config/i386/i386.md: Use find_constant_src instead of
1729 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1731 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1733 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1734 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1736 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1738 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1739 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1740 (arm_elf_asm_constructor): Use it.
1741 (arm_elf_asm_destructor): New function.
1743 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1745 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1747 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1749 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1751 2007-03-19 Andrew Haley <aph@redhat.com>
1753 PR tree-optimization/31264
1754 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1757 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1759 PR rtl-optimization/30907
1760 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1761 (fwprop_init): Always call loop_optimizer_initialize.
1762 (fwprop_done): Always call loop_optimizer_finalize.
1763 (fwprop): We always have loop info now.
1764 (gate_fwprop_addr): Remove.
1765 (pass_fwprop_addr): Use gate_fwprop as gate.
1767 PR rtl-optimization/30841
1768 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1769 df_chain_alloc): Call df_reorganize_refs unconditionally.
1770 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1771 refs_organized to refs_organized_size.
1772 (df_ref_create_structure): Use refs_organized_size instead of
1773 bitmap_size if refs had been organized, and keep refs_organized_size
1775 * df.h (struct df_ref_info): Change refs_organized to
1776 refs_organized_size.
1777 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1780 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1782 * except.c (output_function_exception_table): Do not reference the
1783 EH personality routine for functions that do not require an
1786 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1789 * c-typeck.c (convert_for_assignment): Call comptypes for
1790 RECORD_TYPE or UNION_TYPE.
1793 * reload1.c (reload): Do invalid ASM checking after
1794 cleanup_subreg_operands.
1796 2007-03-19 Jeff Law <law@redhat.com>
1798 * tree-cfg.c (find_taken_edge): Tighten conditions for
1799 optimizing computed gotos.
1801 2007-03-19 Michael Matz <matz@suse.de>
1803 * builtins.c (expand_builtin_sync_operation,
1804 expand_builtin_compare_and_swap,
1805 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1808 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1809 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1812 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1814 * doc/tm.texi: Add brackets around the return type of
1815 TARGET_SECONDARY_RELOAD.
1817 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1818 Richard Guenther <rguenther@suse.de>
1820 PR tree-optimization/31254
1821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1822 Use handled_component_p () where appropriate. Continue
1823 propagating into the rhs if we propagated into an INDIRECT_REF
1826 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1828 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1829 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1830 (xde, xdee): Mode attributes adjusted to support DFP modes.
1831 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1832 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1833 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1834 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1835 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1836 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1837 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1839 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1840 "movsf"): Insn definitions removed.
1841 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1842 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1843 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1845 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1846 "reload_in<mode>", "reload_out<mode>"): Expander added.
1847 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1850 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1852 * config/s390/s390.md: Only non-functional changes. Renamed
1853 FPR mode macro to BFP all over the file.
1855 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1857 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1858 (op_type attribute): RRF instruction type added.
1859 (fT0): New mode attribute.
1860 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1861 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1862 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1863 no secondary memory is needed when moving DFmode values between GPRs
1866 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1868 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1869 inverted and documentation adjusted.
1870 ("mhard-dfp", "msoft-dfp"): New options.
1871 * config/s390/s390.c (s390_handle_arch_option): New architecture
1873 (override_options): Sanity checks for the new options added.
1874 * config.gcc: New architecture switch: z9-ec.
1875 * config/s390/s390.h (processor_flags): PF_DFP added.
1876 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1877 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1878 when the bit is NOT set so remove it from the defaults.
1880 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1882 * genemit.c (main): Print include statement for dfp.h.
1883 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1886 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1888 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1890 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1893 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1896 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1899 attr_length_call, output_call, output_indirect_call): Cleanup
1900 formatting of targetm calls.
1902 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1904 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1906 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1908 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1909 reservation, bypass and anti-bypass descriptions for these instructions.
1910 Update move patterns.
1911 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1914 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1916 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1917 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1918 (get_initial_def_for_reduction): Likewise.
1920 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1922 Fix PR tree-optimization/29922
1923 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1924 (get_representative): Removed.
1925 (value_dies_in_block_x): Update for rvuse removal.
1926 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1927 (compute_antic_aux): Handle when PHI nodes appear in
1928 non-single-successors.
1929 (dump_bitmap_of_names): Removed.
1930 (compute_antic_safe): Renamed and removed rvuse calculation.
1931 Calculate only antic safe.
1932 (insert_into_preds_of_block): Remove assert.
1933 (execute_pre): Update for renamed functions.
1934 (defer_or_phi_translate_block): New function.
1936 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1938 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1939 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1941 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1942 Follow spelling conventions.
1944 * tree-data-ref.h: Remove the prototype for analyze_array.
1946 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1948 PR tree-optimization/31041
1949 * tree-vect-transform.c (get_initial_def_for_induction): Call
1950 force_gimple_operand.
1952 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1954 * ipa-type-escape.c (look_for_casts) : Revert code to use
1955 handled_component_p due to ada test a-numaux.adb.
1957 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1959 * final.c (final_scan_insn): Alter the condition of a
1960 conditional trap if we have nonstandard CC.
1962 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1964 * configure.ac: Remove excess quoting from asm line 0 test.
1965 * configure: Rebuilt.
1967 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1969 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1970 * c-common.c (convert_and_check): Move warning logic to...
1971 (warnings_for_convert_and_check): ...here. Define.
1972 * c-common.h (warnings_for_convert_and_check): Declare.
1974 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1976 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1977 (output_call): Likewise.
1979 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1981 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1983 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1985 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1987 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1990 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1992 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1994 PR tree-optimization/31183
1995 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1996 Use double_int instead of unsigned int for representing access_strides.
1997 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1999 2007-03-16 Richard Guenther <rguenther@suse.de>
2001 PR tree-optimization/31146
2002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2003 to allow recursion of forward_propagate_addr_expr.
2004 (forward_propagate_addr_into_variable_array_index): Likewise.
2005 (forward_propagate_addr_expr): Likewise.
2006 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2007 (forward_propagate_addr_expr_1): Recurse on simple copies
2008 instead of propagating into them. Do so for useless conversions
2010 (forward_propagate_addr_expr): Clean up unused statements after
2013 2007-03-16 Richard Guenther <rguenther@suse.de>
2015 * builtins.c (expand_builtin_cexpi): Use the right argument
2016 for the expansion via cexp.
2018 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2020 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2021 * configure: Rebuilt.
2023 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2026 * dwarf2out.c (force_type_die): Adjust comment.
2027 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2029 2007-03-15 DJ Delorie <dj@redhat.com>
2031 * config/frv/predicates.md (minmax_operator): Don't check operands
2034 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2036 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2037 Update constant estimates of number of iterations.
2038 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2039 argument renamed to "realistic".
2040 (compute_estimated_nb_iterations): Removed.
2041 (record_niter_bound): New function.
2042 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2043 call record_nonwrapping_iv with upper = false.
2044 (infer_loop_bounds_from_signedness): Pass upper argument to
2045 record_nonwrapping_iv.
2046 (estimate_numbers_of_iterations_loop): Do not call
2047 compute_estimated_nb_iterations. Record estimate based on profile
2048 information. Initialize the constant estimates of number of
2050 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2052 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2053 number of iterations is too small.
2054 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2055 (EST_NOT_AVAILABLE): Removed.
2056 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2057 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2060 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2062 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2063 Handle NE_EXPR guards.
2065 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2068 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2069 Set also -pedantic-errors by default for the preprocessor unless
2070 -fpermissive is given.
2072 2007-03-15 Richard Guenther <rguenther@suse.de>
2076 * builtins.c (expand_builtin_cexpi): As a fallback if we
2077 don't have builtins for sincos or cexp create a function
2078 declaration for cexp and expand to a call to that.
2079 (expand_builtin_int_roundingfn): Always fall
2080 back to floor/ceil and its variants even if they may be
2083 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2086 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2087 jump tables, move the call to delete_dead_jumptables from here...
2088 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2089 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2090 don't allow merging of blocks that try_redirect_by_replacing_jump
2091 also does not handle when not optimizing.
2093 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2094 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2096 * config/i386/i386.md (x86_sahf_1): Correctly handle
2099 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2103 x86_64_general_operand as operand[2] predicate. Remove "iF"
2104 from operand constraints and use "e" constraint instead.
2105 (*subti3_1, *subti3_1 splitter): Ditto.
2106 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2107 operand[1] predicate.
2109 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2111 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2112 arrays, multiply the access strides by the size of the sub-array.
2113 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2115 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2117 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2118 the configured assembler supports the sahf mnemonic.
2119 * configure: Regenerate.
2120 * config.in: Regenerate.
2122 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2123 emit "sahf" or ".byte\t0x9e" as asm template.
2125 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2128 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2129 option to replace hard coded TARGET_xxx in md file.
2130 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2131 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2132 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2133 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2134 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2135 (X86_TUNE_NOT_VECTORMODE): Ditto.
2136 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2137 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2138 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2139 (TUNE_SLOW_IMUL_IMM8): Ditto.
2140 (TUNE_MOVE_M1_VIA_OR): Ditto.
2141 (TUNE_NOT_UNPAIRABLE): Ditto.
2142 (TUNE_NOT_VECTORMODE): Ditto.
2144 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2147 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2148 tuning options instead of hard coded TARGET_xxx.
2149 (fix ssemode peephole2's): Ditto.
2150 (imul peephole2's): Ditto.
2152 (movdi_or_rex64): Ditto.
2153 (move peephole2): Ditto.
2154 (not peephole2's): Ditto.
2156 2007-03-14 Dirk Mueller <dmueller@suse.de>
2158 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2159 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2160 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2162 * c-parser.c (c_parser_do_statement): Warn about empty body in
2164 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2165 * doc/invoke.texi (-Wempty-body): Update documentation.
2167 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2170 * c-common.h (warn_for_div_by_zero): Declare.
2171 * c-common.c (warn_for_div_by_zero): Define.
2172 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2175 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2177 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2178 to PREFIX and STANDARD_PREFIX.
2180 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2181 Phil Edwards <phil@codesourcery.com>
2183 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2184 (__gthread_once_t): Remove busy field for RTPs.
2185 (__GTHREAD_ONCE_INIT): Update accordingly.
2187 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2189 * doc/invoke.texi: Document VxWorks options.
2191 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2193 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2195 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2197 PR tree-optimization/30590
2198 * tree-nrv.c (tree_nrv): Check for the partial update of the
2201 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2203 * flags.h (flag_random_seed): Remove declaration, in favor of...
2204 * toplev.h (get_random_seed, set_random_seed): ... these.
2205 * tree.c (get_file_function_name): Use the former.
2206 * opts.c (common_handle_option): Use the latter.
2209 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2212 * cse.c (cse_find_path): Do not bail out if a basic block that
2213 we already visited now becomes part of a path that starts at a
2214 different basic block. Just disallow this, to make sure we
2215 visit each basic block at most once.
2217 2007-03-13 Jan Hubicka <jh@suse.cz>
2219 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2220 when profile esitmate is present, calls with very low frequency are
2223 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2225 PR tree-optimization/30730
2226 PR tree-optimization/26900
2227 * tree-ssa-loop-niter.c: Include gmp.h.
2229 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2230 split_to_var_and_offset, determine_value_range,
2231 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2232 bound_difference, bounds_add, bounds_negate,
2233 number_of_iterations_ne_max, dump_affine_iv): New functions.
2234 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2235 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2236 difference of initial and final value of control iv to validate
2238 (number_of_iterations_cond): Add loop parameter. Determine bounds
2239 on the difference of the extremes of the control iv. Add dumps.
2240 (expand_simple_operations): Handle phi nodes.
2241 (simplify_using_initial_conditions): Do not record used conditions.
2242 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2243 Do not set additional_info.
2244 (implies_nonnegative_p, implies_ge_p): Removed.
2245 (derive_constant_upper_bound): Do not use parameter `additional'.
2246 (record_estimate): Parameter `additional' removed. Parameter
2247 `i_bound' added. Do not call derive_constant_upper_bound.
2248 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2249 bound the number of iterations estimate.
2250 (estimate_numbers_of_iterations_loop): Pass the estimate from
2251 the number of iterations analysis to record_estimate.
2252 * tree.h (multiple_of_p): Declare.
2253 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2254 (scev_const_prop): Do not check expression_expensive_p.
2255 * fold-const.c (multiple_of_p): Exported.
2256 * double-int.c (double_int_mask): Exported.
2257 * double-int.h (double_int_mask): Declare.
2258 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2259 field. Added max field.
2261 2007-03-13 David Taylor <taylor@candd.org>
2264 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2267 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2270 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2271 two unamed patterns.
2273 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.opt (mcx16, msahf): New options.
2276 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2277 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2279 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2280 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2281 Output -mcx16 and -msahf options when corresponding bit is set.
2283 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2286 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2288 * configure.ac: Test for assembler tolerance to # 0 "".
2289 * configure, config.in: Rebuilt.
2290 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2292 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2294 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2296 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2297 (handle_syscall): Handle direct system calls.
2298 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2300 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2302 * doc/invoke.texi: Fix cpp.info cross-reference.
2303 * doc/passes.texi: Fix gcc.info cross-reference.
2305 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2307 PR tree-optimization/30835
2308 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2309 bb_for_stmt is not NULL before accessing it.
2311 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2313 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2316 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2319 * doc/install.texi: Document --enable-stage1-languages
2321 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2323 * tree-pass.h (pass_into_cfg_layout_mode,
2324 pass_outof_cfg_layout_mode): Declare.
2325 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2326 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2327 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2328 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2330 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2332 * c-decl.c (warn_variable_length_array): New function.
2333 Refactored from grokdeclarator to handle warn_vla
2334 and handle unnamed array case.
2335 (grokdeclarator): Refactored VLA warning case.
2336 * c.opt (Wvla): New flag.
2337 * doc/invoke.texi (Wvla): New warning.
2339 2007-03-12 Richard Henderson <rth@redhat.com>
2341 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2342 (TARGET_SECTION_TYPE_FLAGS): New.
2344 2007-03-12 Richard Henderson <rth@redhat.com>
2346 * config/darwin.c (machopic_reloc_rw_mask): New.
2347 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2348 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2350 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2352 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2353 * cppdefault.h (cpp_PREFIX): Document.
2354 (cpp_PREFIX_len): Likewise.
2355 (cpp_EXEC_PREFIX): New variable.
2356 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2357 * c-incpath.c (add_standard_paths): Correct logic for relocating
2358 paths within prefix.
2360 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2363 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2365 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2366 fix_truncdfdi_sse using SSEMODEF mode macro.
2367 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2368 fix_truncdfsi_sse using SSEMODEF mode macro.
2369 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2370 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2372 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2374 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2377 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2379 * tree.h : Add multiple_of_p declaration.
2380 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2381 * ipa-type-escape.c (results_of_malloc): Redundant.
2382 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2383 (cast_type): Extended with new members.
2384 (check_cast): Returns cast_type.
2385 (cast): New structure for data of walk_use_def_chains.
2386 (is_malloc_result, is_cast_from_non_pointer_1,
2387 is_cast_from_non_pointer,
2388 is_array_access_through_pointer_and_index): New functions.
2389 (look_for_casts): Returns cast types.
2390 (check_call): Returns void.
2391 (okay_pointer_operation): Use support of pointer plus index,
2392 pointer plus constant and allow all multiplications.
2394 2007-03-11 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/31115
2397 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2398 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2399 A shift count of zero is not special as with *_DIV_EXPR.
2400 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2403 2007-03-11 Ian Lance Taylor <iant@google.com>
2405 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2406 the *_DIV_EXPR codes correctly with overflow infinities.
2408 2007-03-11 Ira Rosen <irar@il.ibm.com>
2410 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2411 indicate success/failure of the analysis. Add negation to subtrahend
2412 in case of subtraction. Fail if both operands contain constants.
2413 (create_data_ref): Fail if analyze_offset fails.
2415 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/i386.md (frndintxf2): Rename to ...
2418 (rintxf2): ... this. Remove expander having same name.
2419 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2420 (roundsf2, rounddf2): Ditto.
2421 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2422 (lround<mode>di2, lround<mode>si2): Ditto.
2424 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2426 * lower-subreg.c: Include except.h.
2427 (decompose_multiword_subregs): Verify that the only control flow
2428 insns we can split are loads to multi-words pseudos.
2429 Handle breaking such blocks after splitting, instead of calling
2430 find_many_sub_basic_blocks.
2432 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2433 on the new basic block. Add a lengthy comment explaining why we
2434 thought this was necessary.
2435 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2437 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2440 * tree.c (walk_type_fields): Recurse into the element type of
2441 ARRAY_TYPEs if there is a pointer set.
2443 2007-03-10 Dirk Mueller <dmueller@suse.de>
2445 * c-common.c (warn_logical_operator): Fix condition.
2447 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2449 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2451 * config/darwin.c (machopic_select_section): Remove superfluous
2452 argument in call to categorize_decl_for_section. Remove unused
2455 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2457 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2459 * configure: Regenerate.
2461 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2465 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2466 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2467 Add LABEL_NUSES to emitted label.
2468 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2469 branch probability value to emitted jump insn.
2470 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2471 Do not check life information and do not re-arrange input operands
2472 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2474 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2476 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2477 the change of decode_asm_operands.
2479 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2481 * mode-switching.c (create_pre_exit): Skip blockage insn.
2483 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2485 * tree-pass.h (TODO_update_smt_usage): Remove.
2487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2491 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2493 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2494 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2495 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2498 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2500 * gcc.c: Document %{, in big comment at top.
2501 (input_suffix_matches): Remove special handling for .s and
2503 (input_spec_matches): New.
2504 (handle_braces): Handle %{,.
2505 (validate_switches): ',' indicates a value which is not a switch.
2506 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2507 to detect assembler input.
2508 * config/i386/sol2.h (CPP_SPEC): Likewise.
2509 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2510 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2511 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2512 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2513 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2514 -m64 causes deployment target to default to 10.5.
2515 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2517 2007-03-09 Richard Henderson <rth@redhat.com>
2520 * target.h (targetm.asm.out.reloc_rw_mask): New.
2521 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2522 (TARGET_ASM_OUT): Use it.
2523 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2524 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2525 use the new reloc_rw_mask target hook instead.
2526 (default_section_type_flags_1): Merge into...
2527 (default_section_type_flags): ... here.
2528 (decl_readonly_section_1): Merge into...
2529 (decl_readonly_section): ... here.
2530 (default_elf_select_section_1): Merge into...
2531 (default_elf_select_section): ... here.
2532 (default_unique_section_1): Merge into...
2533 (default_unique_section): ... here.
2534 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2535 (default_select_rtx_section): Use it.
2536 (default_elf_select_rtx_section): Likewise.
2537 * output.h: Update to match.
2538 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2539 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2540 (TARGET_ASM_RELOC_RW_MASK): New.
2541 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2542 to categorize_decl_for_section.
2543 (x86_64_elf_unique_section): Likewise.
2544 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2545 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2546 (TARGET_ASM_RELOC_RW_MASK): New.
2547 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2548 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2549 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2550 (TARGET_RWRELOC): Remove.
2551 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2552 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2553 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2554 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2555 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2556 (rs6000_xcoff_select_section): Use decl_readonly_section.
2557 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2558 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2559 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2560 (TARGET_SECTION_TYPE_FLAGS): Remove.
2561 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2563 2007-03-09 Roger Sayle <roger@eyesopen.com>
2565 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2566 complex constant equality/inequality comparisons for here.
2567 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2568 known at compile-time or can be simplified to a scalar comparison.
2569 (fold_relational_const): Move compile-time evaluation of complex
2570 constant equality/inequality comparisons to here.
2572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2574 PR rtl-optimization/30643
2575 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2577 (fold_rtx): Recurse, like before 2006-11-03.
2579 2007-03-09 DJ Delorie <dj@redhat.com>
2581 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2584 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2586 PR tree-optimization/30375
2587 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2588 LHS of statements is not the same.
2589 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2591 2007-03-09 Chao-ying Fu <fu@mips.com>
2593 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2595 * doc/invoke.texi (-mdspr2): Document new option.
2596 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2597 New unspec for DSP REV 2.
2598 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2599 these instructions are extended in DSP REV 2.
2600 (mips-dspr2.md): Include.
2601 * config/mips/mips.opt (mdspr2): New option.
2602 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2603 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2604 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2605 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2606 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2607 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2608 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2610 (bdesc_map): Add one field of unsupported_target_flags.
2611 (bdesc_arrays): Update entries to have extra fields. Add
2613 (mips_init_builtins): Initialize new function types.
2614 Check unsupported_target_fileds to filter out builtins.
2615 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2617 (ASM_SPEC): Pass mdspr2 to the assembler.
2618 * config/mips/mips-dspr2.md: New file.
2620 2007-03-09 Sa Liu <saliu@de.ibm.com>
2622 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2624 2007-03-09 Ian Lance Taylor <iant@google.com>
2626 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2627 argument) like -Wstrict-overflow=2.
2628 * doc/invoke.texi (Warning Options): Update documentation.
2630 2007-03-09 Dirk Mueller <dmueller@suse.de>
2633 * doc/invoke.texi (-Wlogical-op): Document.
2634 * common.opt (-Wlogical-op): New.
2635 * c-common.h (warn_logical_operator): Declare.
2636 * c-common.c (warn_logical_operator): Define.
2637 * c-typeck.c (parser_build_binary_op): Call
2638 warn_logical_operator.
2640 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2642 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2643 * final.c (final_scan_insn): Test for non-"" file name.
2645 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2647 * doc/loop.texi: Document the Omega linear constraints solver.
2648 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2649 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2650 omega-hash-table-size, omega-max-keys, and
2651 omega-eliminate-redundant-constraints.
2652 * tree-pass.h (pass_check_data_deps): Declared.
2655 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2656 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2657 pass_check_data_deps): New.
2658 * tree-data-ref.c (init_data_ref): Remove declaration.
2659 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2660 (analyze_array): Renamed init_array_ref, move up initializations.
2661 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2662 Removed arguments that are set to NULL.
2663 (analyze_indirect_ref): Correct indentation, correct call to
2665 (object_analysis): Call init_array_ref instead of analyze_array.
2666 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2667 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2668 of DR_ACCESS_FNS_ADDR.
2669 (init_omega_eq_with_af, omega_extract_distance_vectors,
2670 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2671 ddr_consistent_p): New.
2672 (compute_affine_dependence): Check consistency of ddrs when
2673 flag_check_data_deps is passed.
2674 (analyze_all_data_dependences): Uncomment.
2675 (tree_check_data_deps): New.
2676 * tree-data-ref.h: Include omega.h.
2677 (DR_ACCESS_FNS_ADDR): Removed.
2678 (data_dependence_relation): Add inner_loop.
2679 (DDR_INNER_LOOP): New.
2680 * common.opt (fcheck-data-deps): New.
2681 * tree-flow.h (tree_check_data_deps): Declare.
2682 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2683 (OBJS-common): Depend on omega.o.
2685 * passes.c (pass_check_data_deps): Scheduled.
2686 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2687 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2688 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2689 PARAM_VECT_MAX_VERSION_CHECKS,
2690 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2692 2007-03-09 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/30904
2696 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2697 the same way as *_DIV_EXPR.
2699 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2701 * recog.c (decode_asm_operands): No mixed declarations and code.
2703 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2705 * rtl.def (ASM_INPUT): Add location.
2706 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2707 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2708 (decode_asm_operands): Add loc operand.
2709 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2710 * stmt.c (expand_asm): Rename to...
2711 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2712 gen_rtx_ASM_INPUT_loc.
2713 (expand_asm_expr): Adjust.
2714 * recog.c (decode_asm_operands): Add loc operand.
2715 (check_asm_operands, extract_insn): Adjust.
2716 * reload1.c (maybe_fix_stack_asms): Likewise.
2717 * final.c (asm_insn_count): Likewise.
2718 (final_scan_insn): Output # line before and after asm.
2720 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2722 * tree-ssa-structalias.c (variable_info): Remove
2724 (new_var_info): Ditto.
2725 (shared_bitmap_info_t): New structure.
2726 (shared_bitmap_table): New variable.
2727 (shared_bitmap_hash): New function.
2728 (shared_bitmap_eq): Ditto
2729 (shared_bitmap_lookup): Ditto.
2730 (shared_bitmap_add): Ditto.
2731 (merge_smts_into): Change to take bitmap directly.
2732 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2733 (init_alias_vars): Init shared bitmap hashtable.
2734 (delete_points_to_sets): Delete shared bitmap hashtable.
2735 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2736 is_aliased removal as a change that was still necessary was
2739 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.h (override_options): Conditionally disable
2742 x86_sahf for 64bit targets only.
2744 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2747 * c-decl.c (merge_decls): Don't call make_var_volatile.
2748 * varasm.c (make_var_volatile): Remove.
2749 * output.h (make_var_volatile): Remove.
2751 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2753 PR tree-optimization/31085
2754 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2756 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2759 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2760 ATTR_CONST_NOTHROW_LIST.
2762 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2765 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2767 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2769 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2772 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2774 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2775 passed, use shared libgcc.
2777 2007-03-08 Roger Sayle <roger@eyesopen.com>
2779 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2780 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2781 (honor_protect_cleanup_actions, lower_try_finally_switch):
2783 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2784 ifc_temp_var): Likewise.
2785 * tree-inline.c (setup_one_parameter): Likewise.
2786 * tree-mudflap.c (mf_decl_cache_locals,
2787 mf_build_check_statement_for): Likewise.
2788 * tree-nested.c (init_tmp_var, save_tmp_var,
2789 finalize_nesting_tree_1): Likewise.
2790 * tree-outof-ssa.c (insert_copy_on_edge,
2791 insert_backedge_copies): Likewise.
2792 * tree-profile.c (tree_gen_edge_profiler,
2793 tree_gen_ic_profiler): Likewise.
2794 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2795 * tree-sra.c (sra_build_assignment): Likewise.
2796 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2797 * tree-ssa-math-opts.c (insert_reciprocals,
2798 execute_cse_sincos_1): Likewise.
2799 * tree-tailcall.c (adjust_accumulator_values,
2800 adjust_return_value): Likewise.
2801 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2802 * tree-vect-transform.c (vect_create_data_ref_ptr,
2803 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2804 vect_create_epilog_for_reduction, vectorizable_reduction,
2805 vectorizable_call, vectorizable_conversion,
2806 vectorizable_assignment, vectorizable_operation,
2807 vectorizable_type_demotion, vect_gen_widened_results_half,
2808 vect_permute_store_chain, vectorizable_store,
2809 vect_setup_realignment, vect_permute_load_chain,
2810 vectorizable_load, vectorizable_condition,
2811 vect_create_cond_for_align_checks): Likewise.
2812 * tree-vrp.c (build_assert_expr_for): Likewise.
2814 2007-03-08 Ian Lance Taylor <iant@google.com>
2816 * tree-vrp.c: Include "intl.h".
2817 (usable_range_p): New static function.
2818 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2819 overflowed values, juts set *strict_overflow_p.
2820 (compare_values): Only return -2 if one of the operands is not a
2822 (compare_ranges): Call usable_range_p.
2823 (compare_range_with_value): Likewise.
2824 (vrp_evaluate_conditional_warnv): Rename from
2825 vrp_evaluate_conditional. Make static. Change all callers.
2826 (vrp_evaluate_conditional): New function.
2827 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2829 (simplify_abs_using_ranges): Likewise.
2830 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2831 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2832 within_stmt parameter.
2833 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2834 vrp_evaluate_conditional.
2835 * tree-ssa-threadedge.c
2836 (record_temporary_equivalences_from_stmts_at_dest): Change
2837 simplify parameter to take a second tree parameter.
2838 (simplify_control_stmt_condition): Likewise.
2839 (thread_across_edge): Likewise.
2840 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2841 (thread_across_edge): Likewise.
2842 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2844 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2846 * config/i386/i386.h (TARGET_SAHF): New define.
2847 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2848 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2849 (x86_sahf): New global variable.
2850 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2851 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2852 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2853 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2855 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2856 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2857 when expanding fcomi/sahf based tests.
2858 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2859 expanding sahf based alternative. Emit sahf based sequence when
2860 optimizing for code size.
2861 * config/i386/i386.md (x86_sahf_1): Do not disable for
2862 TARGET_64BIT, enable for TARGET_SAHF.
2864 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2866 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2867 spurious whitespace from error message.
2869 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2872 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2874 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2876 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2878 * tree-sra.c (instantiate_element): Propagate disabled warnings
2879 from the element itself to the created variable.
2881 2007-03-07 Richard Henderson <rth@redhat.com>
2884 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2885 silently fix up the stack in the case of a missing register.
2887 2007-03-07 Paul Brook <paul@codesourcery.com>
2889 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2891 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2893 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2895 (phase1_vrs): Use them.
2896 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2897 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2898 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2899 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2900 __gnu_Unwind_Restore_WMMXC if required.
2901 (_Unwind_VRS_Pop): Implement iWMMXt support.
2902 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2903 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2904 gnu_Unwind_Save_WMMXC): Define.
2906 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2908 * config/vxworks.h (vxworks_override_options): Declare.
2909 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2910 * config/vxworks.c: Include target.h and toplev.h.
2911 (vxworks_override_options): New function.
2912 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2914 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2916 * config/s390/s390.c (override_options): Don't emit an error when
2917 -mstack-size is used without providing -mstack-guard.
2918 (s390_emit_prologue): Choose stack_guard value automatically if not
2919 provided via command line.
2920 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2922 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2924 * config/i386/i386.c (output_set_got): Add a GOT initialization
2925 sequence for VxWorks PIC.
2926 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2927 around labels as well as symbols. Use gotoff_operand instead
2928 of local_symbolic_operand.
2929 (legitimize_pic_address): Use gotoff_operand instead of
2930 local_symbolic_operand. Use @GOT accesses for labels as
2932 (ix86_output_addr_diff_elt): Use PC-relative rather than
2933 GP-relative offsets for VxWorks PIC.
2934 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2935 no_new_pseudos. Check whether the returned register is op0.
2936 * config/i386/i386.md (tablejump): Use PC-relative rather than
2937 GP-relative offsets for VxWorks PIC.
2938 * config/i386/predicates.md (gotoff_operand): New predicate.
2940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2942 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2944 * config/vxworks-dummy.h: New file.
2945 * config/i386/i386.h: Include it.
2947 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2949 * dwarf2out.c (is_inlined_entry_point): New
2950 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2951 DW_AT_ranges if the first subblock is the entry point.
2953 2007-03-06 David Daney <ddaney@avtrex.com>
2955 * doc/install.texi (mips-*-*): Change recommended binutils
2958 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2960 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2961 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2963 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2964 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2966 2007-03-06 Jan Hubicka <jh@suse.cz>
2968 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2969 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2971 (probably_cold_bb_p): Cold functions are cold.
2972 (probably_never_executed_bb_p): Cold functions are cold.
2973 (tree_bb_level_predictions): Predict calls to cold functions as not
2975 (compute_function_frequency): Check hot/cold attributes.
2976 * function.h (function_frequency): Update comments.
2977 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2978 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2979 (c_common_att): Add cold and hot.
2981 * doc/extend.texi (hot,cold attributes): Document.
2983 2007-03-06 Andrew Haley <aph@redhat.com>
2985 * function.c (expand_function_end): Move blockage to just after we
2986 emit the label for the naked return from the function.
2988 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2990 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2993 2007-03-06 Jan Hubicka <jh@suse.cz>
2995 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2996 loaded for constant large models. Non-large 64bit PIC can do.
2997 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2998 * cmodel.h: Add LARGE PIC.
2999 * i386.md (UNSPEC_PLTOFF): New.
3000 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3002 (*call_1_rex64): Disable for large models.
3003 (*call_1_rex64_large): New.
3004 (*call_value_1_rex64): Disable for large models.
3005 (*call_value_1_rex64_large): New.
3006 (set_rip_rex4): New.
3007 (set_got_offset_rex64): New.
3008 * predicates.md (constant_call_address_operand): For large model
3009 constant calls are not possible.
3010 * i386-protos.h (construct_plt_address): Declare.
3011 * i386.c (override_options): Accept large models.
3012 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3013 (legitimate_constant_p): Add new UNSPECs.
3014 (legitimate_pic_operand_p): Likewise.
3015 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3016 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3018 (output_pic_addr_const): Add PLTOFF.
3019 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3020 (ix86_expand_move): Legitimize pic address when in PIC mode.
3021 (construct_plt_address): New function.
3022 (ix86_expand_call): Offload the address to register and use GOT pointer
3024 * invoke.texi (mcmodel=large): Update documentation.
3026 2007-03-06 Richard Henderson <rth@redhat.com>
3028 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3029 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3030 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3031 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3032 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3033 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3034 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3035 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3036 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3037 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3038 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3039 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3040 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3041 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3042 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3043 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3044 x86_schedule, x86_use_bt, x86_pad_returns,
3045 x86_use_xchgb): Merge into ...
3046 (ix86_tune_features): ... here. New array.
3047 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3048 x86_bswap): Merge into ...
3049 (ix86_arch_features): ... here. New array.
3050 (x86_3dnow_a): Remove.
3051 (x86_accumulate_outgoing_args): Make static.
3052 (x86_arch_always_fancy_math_387): Make static.
3053 (ix86_tune_mask, ix86_arch_mask): Move ...
3054 (override_options): ... to local variables here. Apply the
3055 appropriate mask to each element of ix86_arch_features and
3056 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3057 as were done in the old macros.
3058 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3059 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3060 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3061 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3062 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3063 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3064 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3065 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3066 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3067 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3068 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3069 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3070 x86_accumulate_outgoing_args, x86_prologue_using_move,
3071 x86_epilogue_using_move, x86_decompose_lea,
3072 x86_arch_always_fancy_math_387, x86_shift1,
3073 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3074 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3075 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3076 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3077 x86_use_incdec, x86_pad_returns, x86_bswap,
3078 x86_partial_flag_reg_stall): Remove.
3079 (enum ix86_tune_indices): New.
3080 (ix86_tune_features): New.
3081 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3082 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3083 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3084 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3085 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3086 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3087 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3088 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3089 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3090 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3091 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3092 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3093 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3094 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3095 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3096 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3097 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3098 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3099 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3100 TARGET_EXT_80387_CONSTANTS): Use it.
3101 (enum ix86_arch_indices): New.
3102 (ix86_arch_features): New.
3103 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3104 TARGET_BSWAP): Use it.
3105 (ix86_tune_mask, ix86_arch_mask): Remove.
3107 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3110 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3111 Define using $${sysroot_headers_suffix}.
3112 * configure: Regenerate.
3113 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3114 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3116 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3117 * gcc.c (print_sysroot_headers_suffix): New.
3118 (option_map): Include --print-sysroot-headers-suffix.
3119 (display_help): Mention -print-sysroot-headers-suffix.
3120 (process_command): Handle -print-sysroot-headers-suffix.
3121 (do_spec_1): Append multilib directory to include-fixed path if
3122 sysroot suffixes in use.
3123 (main): Handle -print-sysroot-headers-suffix.
3124 * Makefile.in (start.encap): Don't depend on xlimits.h
3125 (xlimits.h): Remove.
3126 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3127 limits.h for each multilib in fixinc_list.
3128 (fixinc_list, s-fixinc_list): New.
3129 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3130 generate them for each multilib in fixinc_list.
3131 (stmp-fixproto): Use include-fixed. Run fixproto for each
3132 multilib in fixinc_list.
3133 (mostlyclean): Don't remove xlimits.h.
3134 (clean): Remove include-fixed.
3135 (real-install-headers-tar, real-install-headers-cpio,
3136 real-install-headers-cp): Don't copy include, only include-fixed.
3137 (install-mkheaders): Depend on fixinc_list. Don't depend on
3138 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3139 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3140 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3142 2007-03-06 Jan Hubicka <jh@suse.cz>
3144 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3149 * configure.ac: Allow tm_file to contain build-directory files.
3150 * configure: Regenerate.
3151 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3152 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3153 * config/m68k/print-sysroot-suffix.sh: New file.
3155 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3157 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3158 of pic_offset_table_rtx if reload_completed.
3159 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3160 PIC_OFFSET_TABLE_REGNUM.
3161 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3163 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3164 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3166 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3168 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3169 functions that call eh_return.
3171 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3173 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3174 functions that need a constant pool.
3176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3179 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3180 (m68k_preferred_reload_class): Likewise.
3181 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3182 (SECONDARY_RELOAD_CLASS): Define.
3183 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3184 (LIMIT_RELOAD_CLASS): Delete.
3185 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3186 registers from storing bytes.
3187 (m68k_secondary_reload_class): New function.
3188 (m68k_preferred_reload_class): Likewise.
3190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3192 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3194 (m68k_expand_prologue): Likewise.
3196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3198 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3199 (mips_expand_epilogue): Add a bool parameter.
3200 (m68k_legitimize_sibcall_address): Declare.
3201 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3202 (m68k_expand_epilogue): Add a parameter to select between sibling
3203 and normal epilogues. Only generate a return for the latter.
3204 (m68k_ok_for_sibcall_p): New function.
3205 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3206 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3207 (sibcall_value, *sibcall_value): Likewise.
3208 (*call, *call_value): Require !SIBLING_CALL_P.
3209 (epilogue): Update call to m68k_expand_epilogue.
3210 (sibcall_epilogue): New pattern.
3211 * config/m68k/predicates.md (const_call_operand): Say that this
3212 predicate applies to sibling calls too.
3213 (sibcall_operand): New predicate.
3215 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3217 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3218 alternatives as movsi_cf.
3219 (movsf_cf_hard): Add commentary.
3221 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3222 Richard Sandiford <richard@codesourcery.com>
3224 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3225 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3226 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3227 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3228 as being live on exit from an interrupt function.
3229 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3230 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3231 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3232 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3233 (m68k_interrupt_function_p): Globalize.
3234 (m68k_compute_frame_layout): Remove reverse mask code.
3235 (m68k_emit_movem, m68k_set_frame_related): New functions.
3236 (m68k_output_function_prologue): Delete in favor of...
3237 (m68k_expand_prologue): ...this new function.
3238 (m68k_output_function_epilogue): Delete in favor of...
3239 (m68k_expand_epilogue): ...this new function.
3240 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3242 (print_operand): Handle %?.
3243 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3244 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3245 (prologue, epilogue): New patterns.
3246 (return): Turn into a define_expand.
3247 (*return): New pattern, derived from old "return" pattern. Use rte
3248 rather than rts for interrupt functions. Only use rtd if the pop
3250 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3251 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3252 (link, *link, unlink, *unlink, load_got): Likewise.
3254 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3258 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3259 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3260 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3261 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3262 and m68k_matches_u_p.
3263 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3264 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3265 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3266 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3267 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3268 (REG_STRICT_P): New macro.
3269 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3270 PCREL_GENERAL_OPERAND_OK.
3271 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3272 m68k_legitimate_base_reg_p.
3273 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3274 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3275 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3276 * config/m68k/m68k.c (m68k_address): New structure.
3277 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3278 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3279 (m68k_jump_table_ref_p, m68k_decompose_address)
3280 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3281 (m68k_matches_u_p): New functions.
3282 (print_operand_address): Rewrite to use m68k_decompose_index.
3284 2007-03-05 David Taylor <dtaylor@emc.com>
3286 * gcc.c: Correct copyright date in --version output.
3288 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3290 * pa.md: In unamed move patterns, disparge copies between general
3291 and floating point registers using '?' modifier. Don't include 'f'
3292 constraint for register preferences in DImode, SImode, HImode and
3293 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3294 Remove constraints for copies between general and floating registers
3295 in soft-float DFmode pattern.
3296 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3300 2007-03-05 Mike Stump <mrs@apple.com>
3302 * c-common.c (targetcm): Add.
3303 * c-opts.c (c_common_handle_option): Handle language specific
3305 * opts.c (handle_option): Verify language for target options, if
3307 * opth-gen.awk: Add CL_LANG_ALL.
3308 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3309 (TARGETCM_INITIALIZER): Add.
3310 * target.h (struct gcc_targetcm): Add.
3312 * targhooks.c (default_handle_c_option): Add.
3313 * targhooks.h (default_handle_c_option): Add.
3314 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3316 * config/darwin.opt (iframework): Add.
3317 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3318 * config/darwin-c.c (handle_c_option): Add.
3319 (TARGET_HANDLE_C_OPTION): Add.
3321 * doc/invoke.texi (Darwin Options): Add -iframework.
3323 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3325 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3328 2007-03-05 Ian Lance Taylor <iant@google.com>
3330 * c.opt (fgnu89-inline): New option.
3331 * c-opts.c (c_common_post_options): Set default value for
3333 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3334 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3336 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3337 (grokdeclarator, start_function): Likewise.
3338 * c-cppbuiltin.c (c_cpp_builtins): Define either
3339 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3340 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3341 (C Dialect Options): Document -fgnu89-inline.
3342 * doc/extend.texi (Function Attributes): Explain what the
3343 gnu_inline attribute does.
3344 * doc/cpp.texi (Common Predefined Macros): Document
3345 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3347 2007-03-05 Ian Lance Taylor <iant@google.com>
3349 PR tree-optimization/31034
3350 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3351 half-range if the other side is an overflow infinity.
3353 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3355 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3356 (bfin*-linux-uclibc*): New configuration.
3357 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3359 * config/bfin/linux.h: New file.
3360 * config/bfin/libgcc-bfin.ver: New file.
3361 * config/bfin/t-bfin-uclinux: New file.
3362 * config/bfin/t-bfin-linux: New file.
3363 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3364 (TARGET_OS_CPP_BUILTINS): New macro.
3366 2007-03-05 Richard Guenther <rguenther@suse.de>
3368 * fold-const.c (fold_binary): Remove duplicate folding
3369 of comparison of non-null ADDR_EXPR against null.
3371 2007-03-05 Richard Guenther <rguenther@suse.de>
3372 Dorit Nuzman <dorit@il.ibm.com>
3374 PR tree-optimization/26420
3375 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3376 are no loops in the function. Only print the number of
3377 vectorized loops if it is greater than zero or we are supposed
3378 to print information about unvectorized loops.
3380 2007-03-05 Revital Eres <eres@il.ibm.com>
3382 * gcc.dg/var-expand1.c: New test.
3383 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3384 when an accumulator is expanded.
3386 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3389 * c-common.c (convert_and_check): Don't give warnings for
3390 conversion if 'expr' already overflowed.
3392 2007-03-04 Roger Sayle <roger@eyesopen.com>
3395 * fold-const.c (fold_comparison): Enforce type consistency when
3396 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3398 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3400 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3401 containing a cast to the base of TARGET_MEM_REF.
3403 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3405 * tree.c (tree_contains_struct_check_failed): Remove spurious
3406 whitespace from error message.
3408 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3411 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3412 instead of precision.
3414 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3415 Nathan Sidwell <nathan@codesourcery.com>
3417 * emit-rtl.c (find_auto_inc): New.
3418 (try_split): recreate REG_INC notes,
3419 Use regular for loops rather than whiles.
3421 2007-03-03 Andreas Schwab <schwab@suse.de>
3423 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3424 * configure: Regenerate.
3426 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3428 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3429 flag_rounding_math, not flag_unsafe_math_optimizations.
3431 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3433 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3434 alpha_fold_vector_minmax): Likewise.
3435 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3436 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3438 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3440 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3441 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3442 if the lhs has side-effects.
3443 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3445 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3447 * config/i386/i386.h (TUNEMASK): Remove define.
3448 (ARCHMASK): Remove define.
3449 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3450 Use ix86_arch_mask variable instead of ARCHMASK.
3451 * config/i386/i386.c (override_options): Ditto.
3452 (standard_80387_constant_p): Ditto.
3454 2007-03-02 Ian Lance Taylor <iant@google.com>
3456 Used signed infinities in VRP.
3457 * tree-vrp.c (uses_overflow_infinity): New static function.
3458 (supports_overflow_infinity): New static function.
3459 (make_overflow_infinity): New static function.
3460 (negative_overflow_infinity): New static function.
3461 (positive_overflow_infinity): New static function.
3462 (is_negative_overflow_infinity): New static function.
3463 (is_positive_overflow_infinity): New static function.
3464 (is_overflow_infinity): New static function.
3465 (overflow_infinity_range_p): New static function.
3466 (compare_values_warnv): New function split out of compare_values.
3467 (compare_value): Call it.
3468 (set_value_range_to_nonnegative): Add overflow_infinity
3469 parameter. Change caller.
3470 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3472 (vrp_expr_computes_nonzero): Likewise.
3473 (compare_ranges, compare_range_with_value): Likewise.
3474 (compare_name_with_value, compare_names): Likewise.
3475 (vrp_evaluate_conditional): Likewise.
3476 (set_value_range): Handle infinity
3477 (vrp_operand_equal_p, operand_less_p): Likewise.
3478 (extract_range_from_assert): Likewise.
3479 (vrp_int_const_binop): Likewise.
3480 (extract_range_from_binary_expr): Likewise.
3481 (extract_range_from_unary_expr): Likewise.
3482 (extract_range_from_comparison): Likewise.
3483 (extract_range_from_expr): Likewise.
3484 (dump_value_range): Likewise.
3485 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3486 (test_for_singularity): Likewise.
3487 (vrp_int_const_binop): Remove inline qualifier.
3488 (adjust_range_with_scev): Add comment.
3489 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3491 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3493 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3494 (get_constraint_for): Likewise.
3495 (do_structure_copy): Likewise.
3496 (find_func_aliases): Fix references to MODIFY_EXPR.
3497 (intra_create_variable_infos): Tidy.
3498 * tree-ssa-operands.c (add_virtual_operand): Add argument
3500 When adding members of alias sets, if IS_CALL_SITE is true and
3501 the symbol is not call-clobbered, skip it.
3504 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3506 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3507 entry by means of emit_insn_at_entry.
3509 2007-03-02 Richard Henderson <rth@redhat.com>
3511 * expr.h (promoted_input_arg): Remove decl.
3512 * function.c (promoted_input_arg): Merge into ...
3513 * combine.c (setup_incoming_promotions): ... only caller.
3514 Rearrange to avoid double loop.
3516 2007-03-02 Ben Elliston <bje@au.ibm.com>
3517 Peter Bergner <bergner@vnet.ibm.com>
3518 Janis Johnson <janis187@us.ibm.com>
3520 * config/rs6000/dfp.md: New file.
3521 * config/rs6000/rs6000.md: Include dfp.md.
3522 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3523 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3524 and TDmode decimal float modes in FP registers.
3525 (num_insns_constant): Likewise.
3526 (rs6000_legitimate_offset_address_p): Likewise.
3527 (rs6000_legitimize_address): Likewise.
3528 (rs6000_legitimize_reload_address): Likewise.
3529 (rs6000_legitimate_address): Likewise.
3530 (rs6000_emit_move): Likewise.
3531 (function_arg_boundary): Likewise.
3532 (function_arg_advance): Likewise.
3533 (rs6000_darwin64_record_arg_recurse): Likewise.
3534 (function_arg): Likewise.
3535 (rs6000_gimplify_va_arg): Likewise.
3536 (rs6000_split_multireg_move): Likewise.
3537 (rs6000_output_function_epilogue): Likewise.
3538 (rs6000_output_function_epilogue): Likewise.
3539 (rs6000_register_move_cost): Likewise.
3540 (rs6000_function_value): Likewise.
3541 (rs6000_libcall_value): Likewise.
3543 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3545 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3547 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3549 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3550 Use $MULTIDIR to choose between the kernel and RTP headers,
3551 and use $WIND_BASE and $WIND_USR to locate them.
3553 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3555 * config/i386/i386.c (override_options): Put initialization of
3556 ix86_tune_mask and ix86_arch_mask to the correct place.
3558 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3559 Michael Meissner <michael.meissner@amd.com>
3562 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3564 (TARGET_CMOVE): Use ARCHMASK.
3565 (TARGET_CMPXCHG): Ditto.
3566 (TARGET_CMPXCHG8B): Ditto.
3567 (TARGET_XADD): Ditto.
3568 (TARGET_BSWAP): Ditto.
3569 * config/i386/i386.c (ix86_tune_mask): New global variable.
3570 (ix86_arch_mask): Ditto.
3571 (override_options): Initialize ix86_tune_mask and
3572 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3575 2007-03-02 Ben Elliston <bje@au.ibm.com>
3578 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3580 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3582 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3583 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3584 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3585 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3587 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3588 rs6000_init_dwarf_reg_sizes_extra): New.
3589 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3590 SPE register high parts.
3592 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3594 * Makefile.in: Add install-pdf target as
3595 copied from automake v1.10 rules.
3596 * configure.ac: Add install-pdf to target list.
3597 * configure: Regenerate.
3599 2007-03-01 Paul Brook <paul@codesourcery.com>
3601 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3602 modes to LDRD for DImode.
3603 (output_move_double): Fixup out of range ldrd/strd.
3604 (vfp_secondary_reload_class): Rename...
3605 (coproc_secondary_reload_class): ... to this. Add wb argument.
3606 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3607 coproc_secondary_reload_class for CLASS_IWMMXT.
3608 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3609 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3611 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3613 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3614 factor by the estimated number of iterations.
3615 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3618 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3619 decode_caches_intel, detect_caches_intel): New functions.
3620 (host_detect_local_cpu): Use detect_caches_amd and
3621 detect_caches_intel.
3623 2007-03-01 Richard Henderson <rth@redhat.com>
3625 * expr.c (emit_move_complex_push): Export.
3626 (emit_move_complex_parts): Split out from ...
3627 (emit_move_complex): ... here.
3628 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3629 * config/i386/i386.md (movcdi): New.
3631 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3634 size of mode1 to check for tieable modes in MMX case.
3636 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3638 * Makefile.in (rtlanal.o): Depend on tree.h.
3639 * rtl.h (offset_within_section_p, split_const): Declare.
3640 * rtlanal.c: Include tree.h.
3641 (offset_within_block_p): New function, taken from
3642 mips_offset_within_object_p.
3643 (split_const): New function, taken from mips_split_const.
3644 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3646 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3647 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3648 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3649 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3650 (m68k_illegitimate_symbolic_constant_p): New function.
3651 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3652 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3653 symbolic constant that might be outside the symbol's section,
3654 move the symbol first and then add the offset.
3655 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3657 * config/mips/mips.c (mips_split_const): Delete.
3658 (mips_offset_within_object_p): Delete.
3659 (mips_symbolic_constant_p): Use offset_within_section_p and
3660 split_const instead of mips_offset_within_object_p and
3662 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3663 (mips_legitimize_const_move, print_operand_reloc)
3664 (mips_dangerous_for_la25_p): Use split_const instead of
3667 2007-02-28 Eric Christopher <echristo@apple.com>
3669 * Makefile.in (install-include-dir): Don't rm -rf include.
3671 2007-02-28 Richard Guenther <rguenther@suse.de>
3674 * fold-const.c (fold_binary): Do not associate expressions
3675 with more than one variable for integer types that do not wrap.
3677 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3679 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3680 Delete, and replace with...
3681 (fold_builtin_call_array): This. Update callers to use it.
3682 * fold-const.c (fold_build_call_list): Delete, and replace with...
3683 (fold_build_call_array): This.
3684 (fold_build_call_list_initializer): Delete, and replace with...
3685 (fold_build_call_array_initializer): This.
3686 * tree.h: Update declarations to reflect above changes.
3688 * c-typeck.c (build_function_call): Store converted arguments
3689 in a stack-allocated array instead of building a list.
3690 (convert_arguments): Store arguments in the array passed in as an
3691 argument, and return the actual number of arguments.
3692 * c-format.c: (check_function_format): Pass arguments in an
3693 array instead of a list.
3694 * c-common.c (check_function_nonnull): Likewise.
3695 (check_function_sentinel): Likewise.
3696 (check_function_arguments): Likewise.
3697 * c-common.h: Update declarations to reflect above changes.
3699 2007-02-28 Jan Hubicka <jh@suse.cz>
3701 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3702 PRED_NEGATIVE_RETURN): Update outcomes.
3704 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3706 * calls.c (emit_library_call_value_1): Handle partial registers
3707 correctly when building up CALL_INSN_FUNCTION_USAGE.
3709 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3711 * pa/predicates.md (move_src_operand): Allow zero for mode.
3712 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3715 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3718 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3719 *movv2df_internal): Enable pattern only for valid operand
3721 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3722 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3724 2007-02-27 Mike Stump <mrs@apple.com>
3726 * config/darwin-crt3.c: Avoid compilation when compiling for a
3729 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3731 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3733 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3734 for fixed headers and limits.h.
3735 (install-include-dir, install-headers-tar, install-headers-cpio,
3736 install-headers-cp, real-install-headers-tar,
3737 real-install-headers-cpio, real-install-headers-cp): Handle
3738 include-fixed as well as include.
3739 (install-mkheaders): Don't install files that go only in include
3741 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3742 from GCC_INCLUDE_DIR.
3743 * gcc.c (process_command): Remove special -BstageN/ handling.
3744 (do_spec_1): Add include-fixed directories.
3746 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3748 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3750 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3752 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3755 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3757 * c-common.c (get_priority): Add check for
3758 SUPPORTS_INIT_PRIORITY.
3760 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3762 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3764 * config/bfin/bfin.c: Include "cfglayout.h".
3765 (MAX_LSETUP_DISTANCE): New macro.
3766 (struct loop_info): New members incoming, incoming_src and
3767 incoming_dest. Delete member predecessor.
3768 (length_for_loop): New function.
3769 (bfin_optimize_loop): Handle more different loop structures.
3770 (bfin_discover_loop): Rework detection of predecessor blocks by
3771 examining incoming edges.
3772 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3774 (bfin_reorder_loops): New function.
3775 (bfin_reorg_loops): Use these three new functions.
3777 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3778 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3779 (CONSTRAINT_LEN): Add entry for 'q'.
3780 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3781 Add 'q' constraints.
3782 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3783 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3785 * config/bfin/bfin.md (add_with_carry): New pattern.
3786 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3787 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3788 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3789 support unsigned multiplies too. Removed incorrect commutativity from
3790 operand 1 constraint where appropriate.
3791 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3793 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3794 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3796 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3797 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3798 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3799 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3800 usmulhisi_hh_huh): New patterns.
3802 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3803 lshifthi3): Fix output template to use half reg for operand 2.
3805 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3808 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3810 2007-02-27 Andreas Schwab <schwab@suse.de>
3812 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3814 2007-02-27 Jan Hubicka <jh@suse.cz>
3816 * predict.c (last_basic_block_p): Remove.
3817 (tree_estimate_probability): Update return heuristic for commonized
3820 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3822 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3824 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3826 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3827 * doc/cpp.texi: Standardize title page.
3828 * doc/cppinternals.texi: Likewise.
3829 * doc/gcc.texi: Standardize title page, remove version number
3830 from copyright page.
3831 * doc/gccint.texi: Likewise.
3832 * doc/install.texi: Standardize title page, add table of
3835 2007-02-26 Jan Hubicka <jh@suse.cz>
3837 * predict.def: Set outcomes according to more recent results.
3838 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3839 Remove dead predictors.
3840 * predict.c (return_prediction): Fix pasto.
3842 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3844 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3845 change; avoid a memory leak when returning early.
3847 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3849 * c-decl.c (static_ctors): Move to c-common.c.
3850 (static_dtors): Likewise.
3851 (finish_function): Use c_record_cdtor_fn.
3852 (build_cdtor): Move to c-common.c.
3853 (c_write_global_declarations): Use c_build_cdtor_fns.
3854 * c-common.h (static_ctors): Declare.
3855 (static_dtors): Likewise.
3856 (c_record_cdtor_fn): Likewise.
3857 (c_build_cdtor_fns): Likewise.
3858 * c-common.c (static_ctors): New variable.
3859 (static_dtors): Likewise.
3860 (c_record_cdtor_fn): New function.
3861 (build_cdtor): Move from c-decl.c
3862 (c_build_cdtor_fns): New function.
3864 * output.h (assemble_addr_to_section): Declare.
3865 (get_cdtor_priority_section): Likewise.
3866 * varasm.c (assemble_addr_to_section): New function.
3867 (get_cdtor_priority_section): Likewise.
3868 (default_named_section_asm_out_destructor): Use them.
3869 (destor_dtor_section_asm_out_destructor): Likewise.
3870 (default_named_section_asm_out_constructor): Likewise.
3871 (default_ctor_section_asm_out_constructor): Likewise.
3872 * config.gcc (*-*-vxworks*): Include vxworks.o.
3873 * config/t-vxworks (vxworks.o): New target.
3874 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3875 (TARGET_ASM_CONSTRUCTOR): Define.
3876 (TARGET_ASM_DESTRUCTOR): Likewise.
3877 (vxworks_asm_out_constructor): Declare.
3878 (vxworks_asm_out_destructor): Likewise.
3880 * c-common.c (get_priority): Check that we have not just an
3881 INTEGER_CST, but an integer constant with integeral type.
3883 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3885 PR tree-optimization/30938
3886 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3887 use &dt[nargs-1] instead of &dt[nargs] in the call to
3888 vect_is_simple_use().
3890 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3892 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3893 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3894 Do not attempt to handle MEM inside auto-inc expressions.
3895 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3896 of a register modified by an auto-inc expression. However, do handle
3897 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3898 (elimination_effects): Prohibit elimination of a register modified
3899 by an auto-inc expression. Disable register elimination rules whose
3900 target register is modified by an auto-inc expression with variable
3903 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3905 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3907 (array_at_struct_end_p): New function.
3908 (idx_infer_loop_bounds): Use it.
3909 (estimate_numbers_of_iterations_loop): Export.
3910 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3911 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3912 (tree_estimate_probability): Call record_loop_exits.
3913 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3914 (estimated_loop_iterations, estimated_loop_iterations_int,
3915 estimated_loop_iterations_tree): New functions.
3916 (analyze_siv_subscript_cst_affine,
3917 compute_overlap_steps_for_affine_1_2,
3918 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3919 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3920 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3921 (PRED_LOOP_ITERATIONS_GUESSED): New.
3922 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3923 * cfgloop.h (estimate_numbers_of_iterations_loop,
3924 estimated_loop_iterations_int): Declare.
3926 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3928 * doc/extend.texi: Document optional priority argument to
3929 constructors and destructors.
3930 * tree.c (init_priority_for_decl): Adjust GTY markers.
3931 (init_ttree): Use priority-info hash functions for
3932 init_priority_for_decl.
3933 (tree_map_eq): Rename to ...
3934 (tree_map_base_eq): ... this.
3935 (tree_map_marked_p): Rename to ...
3936 (tree_map_base_marked_p): ... this.
3937 (tree_map_base_hash): New function.
3938 (decl_init_priority_lookup): Rework.
3939 (decl_fini_priority_lookup): New function.
3940 (decl_priority_info): New function.
3941 (decl_init_priority_insert): Use it.
3942 (decl_fini_priority_insert): Likewise.
3943 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3945 (decl_restrict_base_insert): Likewise.
3946 (decl_debug_expr_insert): Likewise.
3947 (decl_value_expr_lookup): Likewise.
3948 (decl_value_expr_insert): Likewise.
3949 * tree.h (priority_type): New type.
3950 (decl_init_priority_lookup): Use priority_type.
3951 (decl_fini_priority_lookup): New function.
3952 (decl_init_priority_insert): Use priority_type.
3953 (decl_fini_priority_insert): New function.
3954 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3955 (DECL_INIT_PRIORITY): Likewise.
3956 (SET_DECL_INIT_PRIORITY): Add comment.
3957 (DECL_FINI_PRIORITY): New macro.
3958 (SET_DECL_FINI_PRIORITY): Likewise.
3959 (DEFAULT_INIT_PRIORITY): Document.
3960 (MAX_INIT_PRIORITY): Likewise.
3961 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3962 (tree_map_base): New type.
3963 (tree_map_base_eq): New function.
3964 (tree_map_base_hash): Likewise.
3965 (tree_map_base_marked_p): Likewise.
3966 (tree_map): Inherit from tree_map_base.
3967 (tree_map_eq): Make it a macro.
3968 (tree_map_marked_p): Likewise.
3969 (tree_int_map): Inherit from tree_map_base.
3970 (tree_int_map_eq): Make it a macro.
3971 (tree_int_map_hash): Likewise.
3972 (tree_int_map_marked_p): Likewise.
3973 (tree_priority_map): New type.
3974 (tree_priority_map_eq): New macro.
3975 (tree_priority_map_hash): Likewise.
3976 (tree_priority_map_marked_p): Likewise.
3977 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3979 (emutls_common_1): Likewise.
3980 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3981 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3982 of tree_map hierarchy.
3983 * tree-cfg.c (move_stmt_r): Likewise.
3984 (new_label_mapper): Likewise.
3985 * c-tree.h (c_expand_body): Move to ...
3986 * c-common.h (c_expand_body): ... here.
3987 * c-decl.c (c_expand_body): Move to ...
3988 * c-common.c (c_expand_body): ... here.
3989 (c_common_attribute_table): Allow 1 argument for the constructor
3990 and destructor attributes.
3991 (get_priority): New function.
3992 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3993 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3995 2007-02-24 Jan Hubicka <jh@suse.cz>
3998 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4000 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4001 Jan Hubicka <jh@suse.cz>
4004 * i386.c (counter_mode): New function.
4005 (expand_set_or_movmem_via_loop): Use it.
4006 (expand_movmem_epilogue): Likewise; fix pasto.
4007 (ix86_expand_movmem): Do emit guard even for constant counts.
4008 (ix86_expand_setmem): Likewise.
4010 2007-02-25 Nick Clifton <nickc@redhat.com>
4012 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4013 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4015 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4018 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4019 count argument with 0x10, not with 0x16.
4020 (expand_setmem_epilogue): Ditto.
4022 2007-02-24 Mike Stump <mrs@apple.com>
4024 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4027 2007-02-24 Richard Guenther <rguenther@suse.de>
4030 * fold-const.c (fold_binary): Fold x +- CST op x for
4031 EQ_EXPR and NE_EXPR.
4033 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4037 2007-02-24 Jan Hubicka <jh@suse.cz>
4039 * cgraphunit.c (decide_is_function_needed): Honor
4040 -fkeep-inline-functions.
4042 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4044 * builtins.c (fold_builtin_modf): New.
4045 (fold_builtin_2): Use it.
4047 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4049 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4050 (determine_max_iter): Take additional LOOP arg; all callers changed.
4051 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4052 one using simplifications.
4053 (simplify_using_initial_values): Return if the expression becomes
4054 invalid due to altered regs.
4056 2007-02-23 DJ Delorie <dj@redhat.com>
4058 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4060 2007-02-23 Mike Stump <mrs@apple.com>
4062 * tlink.c (scan_linker_output): Parse linker messages from
4063 darwin9's linker better.
4065 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4068 * varpool.c (varpool_assemble_pending_decls): Set
4069 varpool_last_needed_node to null.
4071 2007-02-23 DJ Delorie <dj@redhat.com>
4073 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4074 alignment bigger than the object file can handle.
4076 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4079 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4080 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4081 (*movsf_1): Penalize MMX moves.
4083 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4085 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4086 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4088 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4090 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4093 (fold_builtin_1): Use them.
4094 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4095 BUILT_IN_SIGNIFICAND.
4097 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (bdesc_1arg): Initialize
4100 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4101 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4102 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4103 and IX86_BUILTIN_MOVSLDUP.
4105 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4107 PR rtl-optimization/30841
4108 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4110 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4112 * builtins.c (fold_builtin_frexp): New.
4113 (fold_builtin_2): Use it.
4115 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4117 * doc/invoke.texi (Spec Files): Document getenv spec function.
4119 * gcc.c (getenv_spec_function): New function.
4120 (static_spec_functions): Add it.
4121 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4122 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4125 2007-02-22 Michael Matz <matz@suse.de
4128 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4129 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4131 2007-02-22 Ian Lance Taylor <iant@google.com>
4134 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4135 (mem_loc_descriptor): Call it.
4137 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4138 Ira Rosen <irar@il.ibm.com>
4140 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4142 2007-02-22 Ira Rosen <irar@il.ibm.com>
4144 PR tree-optimization/30843
4145 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4146 stores only after all the group is vectorized.
4148 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4150 PR tree-optimization/30858
4151 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4152 in the reduction cycle have a single use in the loop.
4153 * tree-vectorizer.h (relevant): Add documentation.
4155 2007-02-20 Mike Stump <mrs@apple.com>
4157 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4158 * configure: Regenerate.
4160 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4162 Change the defaults of some parameters and options.
4163 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4164 * config/spu/spu.c (spu_optimization_options): Add.
4165 (spu_override_options): Change params in spu_optimization_options.
4166 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4168 Register 127 is only 16 byte aligned when used as a frame pointer.
4169 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4170 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4171 HARD_FRAME_POINTER_REGNUM.
4172 (spu_legitimate_address): Use regno_aligned_for_reload.
4173 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4174 aligned when frame_pointer_needed is true.
4175 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4177 * config/spu/spu.h (INIT_EXPANDERS): Define.
4179 Make sure shift and rotate instructions have valid immediate operands.
4180 * config/spu/predicates.md (spu_shift_operand): Remove.
4181 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4182 * config/spu/constraints.md (W, O): Extend range.
4183 * config/spu/spu.md (umask, nmask): Define.
4184 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4185 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4186 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4187 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4188 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4189 (lshr<mode>3_reg): Fix rtl description.
4191 Make sure mulhisi immediate operands are valid.
4192 * config/spu/predicates.md (imm_K_operand): Add.
4193 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4195 Generate constants using fsmbi and andi.
4196 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4197 (print_operand, spu_split_immediate, classify_immediate,
4198 fsmbi_const_p): Handle IC_FSMBI2.
4200 Correctly handle a CONST_VECTOR containing symbols.
4201 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4202 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4203 (immediate_load_p): Allow symbols that use 2 instructions to create.
4204 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4205 with symbols when flag_pic is set.
4206 (const_vector_immediate_p): New.
4207 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4208 accept a CONST_VECTOR with symbols.
4209 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4210 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4212 * config/spu/spu.md (high, low): Delete.
4213 (low_<mode>): Define.
4215 Remove INTRmode and INTR_REGNUM, which didn't work.
4216 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4218 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4219 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4220 peephole2 pattern): Don't use INTR or 131.
4221 (movintrcc): Delete.
4222 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4223 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4224 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4225 (UNSPEC_SET_INTR): Add.
4226 * config/spu/spu-modes.def (INTR): Remove.
4228 More accurate warnings about run-time relocations.
4229 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4231 Correctly warn about immediate arguments to specific intrinsics.
4232 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4233 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4234 the instruction predicate.
4236 Fix tree check errors with latest update.
4237 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4239 (spu_expand_builtin): Use CALL_EXPR_FN.
4241 Add missing specific intrinsics.
4242 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4244 * config/spu/spu_internals.h: Ditto.
4246 Fix incorrect operand modifiers.
4247 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4248 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4250 Optimize one case of zero_extend of a vec_select.
4251 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4253 Accept any immediate for hbr.
4254 * config/spu/spu.md (hbr): Change s constraints to i.
4256 2007-02-21 Paul Brook <paul@codesourcery.com>
4258 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4259 condexec_count when skipping USE and CLOBBER.
4261 2007-02-21 Nick Clifton <nickc@redhat.com>
4263 * common.opt (Warray-bounds): Add Warning attribute.
4264 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4266 (fsized-zeroes): Add Optimization attribute.
4267 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4268 * c.opt (Wc++0x-compat): Add Warning attribute.
4270 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4273 * reload1.c (eliminate_regs_in_insn): In the single_set special
4274 case, attempt to re-recognize the insn before falling back to
4275 having reload fix it up.
4277 2007-02-20 Eric Christopher <echristo@gmail.com>
4279 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4280 Rewrite accordingly.
4281 (frv_read_iacc_argument): Ditto.
4282 (frv_expand_set_builtin): Take a call instead of arglist, update for
4284 (frv_expand_unop_builtin): Ditto.
4285 (frv_expand_binop_builtin): Ditto.
4286 (frv_expand_cut_builtin): Ditto.
4287 (frv_expand_binopimm_builtin): Ditto.
4288 (frv_expand_voidbinop_builtin): Ditto.
4289 (frv_expand_int_void2arg): Ditto.
4290 (frv_expand_prefetches): Ditto.
4291 (frv_expand_voidtriop_builtin): Ditto.
4292 (frv_expand_voidaccop_builtin): Ditto.
4293 (frv_expand_load_builtin): Ditto.
4294 (frv_expand_store_builtin): Ditto.
4295 (frv_expand_mdpackh_builtin): Ditto.
4296 (frv_expand_mclracc_builtin): Ditto.
4297 (frv_expand_mrdacc_builtin): Ditto.
4298 (frv_expand_mwtacc_builtin): Ditto.
4299 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4302 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4304 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4305 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4307 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4309 * configure: Regenerate.
4310 * config.in: Regenerate.
4311 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4312 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4313 masks to power6 and power6x and to POWERPC_MASKS.
4314 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4316 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4317 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4318 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4319 Access PROTOTYPE as variable, not mask.
4321 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4323 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4324 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4325 * combine.c (adjust_for_new_dest): Use it.
4326 * postreload.c (reload_combine): Likewise.
4328 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4330 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4331 notes on an insn with multiple sets, even if single_set returns
4332 non-NULL for that insn.
4334 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4336 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4339 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4341 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4342 if user didn't pass it.
4343 * config/i386/darwin.h (CC1_SPEC): Likewise.
4344 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4345 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4346 -mmacosx-version-min.
4348 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4349 Uros Bizjak <ubizjak@gmail.com>
4351 * optabs.h (enum optab_index): Add new OTI_scalb.
4352 (scalb_optab): Define corresponding macro.
4353 * optabs.c (init_optabs): Initialize scalb_optab.
4354 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4356 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4357 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4358 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4359 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4360 flag_unsafe_math_optimizations is set.
4362 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4363 to implement scalbf, scalb and scalbl built-ins as inline x87
4366 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4367 DJ Delorie <dj@redhat.com>
4370 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4371 (diagnostic_report_diagnostic): ... here, and turn them into real
4372 errors. If warnings are inhibited, no need to do anything.
4374 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4377 better code generation.
4379 2007-02-20 Ben Elliston <bje@au.ibm.com>
4381 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4383 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4385 * config/alpha/alpha.c, config/alpha/alpha.md,
4386 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4387 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4388 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4389 config/arm/lib1funcs.asm: Follow spelling conventions.
4391 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4392 config/fr30/fr30.md, config/i386/i386.h,
4393 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4394 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4395 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4396 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4397 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4398 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4399 config/sparc/sparc.c, config/sparc/sparc.h,
4400 config/sparc/sparc.md, config/spu/constraints.md,
4401 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4404 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4407 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4410 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4412 * doc/invoke.texi (-ftree-lrs): Remove.
4414 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4416 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4419 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4421 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4422 new CALL_EXPR_FN macro for retrieving the function
4423 declaration of the input expression.
4425 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4427 * c.opt (Waddress): New.
4428 * common.opt (Walways-true): Delete.
4429 (Wstring-literal-comparison): Delete.
4430 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4431 -Wstring-literal-comparison. Add -Waddress.
4433 (Walways-true): Delete.
4434 (Wstring-literal-comparison): Delete.
4435 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4436 consistently instead of -Walways-true in example.
4437 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4438 * c-typeck.c (parser_build_binary_op): Replace
4439 -Wstring-literal-comparison and -Walways-true with -Waddress.
4440 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4443 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4445 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4446 without DECL_STRUCT_FUNCTION initialized.
4448 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4450 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4451 due to calls to functions taking pointers as parameters.
4453 2007-02-19 Richard Henderson <rth@redhat.com>
4456 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4459 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4461 * config/s390/s390.c (s390_call_saved_register_used,
4462 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4463 accessed to the new scheme.
4465 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4467 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4468 (cris_print_index, cris_print_operand, cris_print_operand_address)
4469 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4470 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4471 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4473 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4474 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4475 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4476 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4477 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4478 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4479 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4480 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4481 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4482 (uminsi3, call, call_value): Ditto.
4483 (define_split: indir_to_reg_split, unnamed): Ditto.
4485 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4487 PR tree-optimization/30975
4488 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4491 2007-02-18 Eric Christopher <echristo@gmail.com>
4493 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4494 Remove use of arglist.
4495 (mips_expand_builtin): Remove use of arglist, pass in expr.
4496 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4497 (mips_expand_builtin_movtf): Ditto.
4498 (mips_expand_builtin_compare): Ditto.
4500 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4502 * tree-sra.c (sra_build_assignment): Replace assertion
4503 checking with a comment explaining why it can't be done.
4505 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4508 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4509 during CALL_EXPR representation conversion.
4510 * tree-ssa-propagate.c (set_rhs): Likewise.
4512 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4514 * tree-sra.c (sra_build_assignment): Disable assertion checking
4517 2007-02-18 Roger Sayle <roger@eyesopen.com>
4519 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4520 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4521 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4523 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4524 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4525 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4526 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4527 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4528 force_gimple_operand): Likewise.
4529 * ipa-cp.c (constant_val_insert): Likewise.
4530 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4531 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4532 perfect_nestify): Likewise.
4533 * langhooks.c (lhd_omp_assignment): Likewise.
4534 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4535 lower_copyprivate_clauses, lower_send_clauses,
4536 lower_send_shared_vars, expand_parallel_call,
4537 expand_omp_for_generic, expand_omp_for_static_nochunk,
4538 expand_omp_for_static_chunk, expand_omp_sections,
4539 lower_omp_single_copy, lower_omp_for_lastprivate,
4540 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4541 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4542 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4545 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4547 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4548 config/sh/sh.md: Follow spelling conventions.
4550 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4551 config/frv/predicates.md: Follow spelling conventions.
4553 * config/m68k/linux-unwind.h: Fix a comment typo.
4554 * target.h: Follow spelling conventions.
4556 2007-02-18 Roger Sayle <roger@eyesopen.com>
4558 PR rtl-optimization/28173
4559 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4560 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4561 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4562 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4563 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4565 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4567 * builtins.c (fold_builtin_load_exponent): New.
4568 (fold_builtin_2): Use it.
4570 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4572 PR rtl-optimization/30773
4573 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4574 if we fail to attach a REG_EQUIV note.
4576 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4577 Roger Sayle <roger@eyesopen.com>
4579 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4581 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4583 * calls.c (initialize_argument_information): Pass original EXP
4584 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4585 code to split complex arguments here, as part of initializing the
4587 (expand_call): Remove code that builds a list of arguments and
4588 inserts implicit arguments into it. Instead, just count how many
4589 implicit arguments there will be so we can determine the size of
4590 the ARGS array, and let initialize_argument_information do the work.
4591 (split_complex_values): Delete unused function.
4593 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4595 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4597 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4599 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4600 for arg pointer based indexed addressing.
4602 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4604 * config/ia64/ia64.h, config/ia64/ia64.md,
4605 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4606 spelling conventions.
4608 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4610 * config/m68k/m68k.c (split_di): New.
4611 * config/m68k/m68k-protos.h: Declare split_di.
4612 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4613 Improve predicate handling and split constant shifts.
4615 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4617 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4618 parameter for register bitfield operations, general predicates
4621 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4623 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4624 * config/m68k/linux-unwind.h: New file.
4626 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4628 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4629 config/i386/athlon.md, config/ia64/ia64.md,
4630 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4631 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4632 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4633 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4634 tree-vect-transform.c: Fix comment typos.
4636 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4638 * sched-deps.c (find_insn_list): Remove.
4639 * sched-int.h: Remove the prototype for find_insn_list.
4641 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4643 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4645 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4646 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4647 darwin_rs6000_override_options.
4648 (C_COMMON_OVERRIDE_OPTIONS): Expect
4649 darwin_macosx_version_min to be non-NULL always.
4650 (TARGET_C99_FUNCTIONS): Likewise.
4651 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4652 (DARWIN_MINVERSION_SPEC): New.
4653 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4654 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4656 (DARWIN_MINVERSION_SPEC): New.
4657 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4659 * config/darwin-c.c (darwin_cpp_builtins): Expect
4660 darwin_macosx_version_min to be non-NULL always.
4662 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4664 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4666 * config/i386/i386.h (x86_use_xchgb): New.
4667 (TARGET_USE_XCHGB): New macro.
4668 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4669 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4670 Split after reload into bswaphi for shifts of 8.
4671 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4672 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4673 or when optimizing for size.
4675 2007-02-16 Richard Guenther <rguenther@suse.de>
4676 Christian Bruel <christian.bruel@st.com>
4678 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4679 DECLs but prefer SSA_NAMEs over DECLs.
4681 2007-02-16 Richard Guenther <rguenther@suse.de>
4683 * tree-flow-inline.h (single_imm_use_p): Remove.
4684 (zero_imm_uses_p): Likewise.
4685 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4686 instead of single_imm_use_p.
4687 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4690 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4693 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4694 nested double- and backquotes.
4696 2007-02-15 Roger Sayle <roger@eyesopen.com>
4699 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4700 should be unreachable.
4701 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4702 For the time being redirect GIMPLE_MODIFY_STMT to the new
4703 (renamed) build_gimple_modify_stmt_stat.
4704 (build2_gimple_stat): Rename to...
4705 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4706 Always build a GIMPLE_MODIFY_STMT node.
4707 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4708 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4711 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4712 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4713 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4714 expand_complex_div_wide): Likewise.
4715 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4716 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4717 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4718 * tree-ssa-loop-manip.c (create_iv): Likewise.
4719 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4720 abs_replacement): Likewise.
4721 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4722 realify_fake_stores): Likewise.
4724 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4725 node rather than a GIMPLE_MODIFY_STMT node.
4726 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4727 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4729 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4730 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4733 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4736 * fold-const.c (fold_comparison): Add back the
4737 folding of constant complex comparisions.
4739 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4742 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4743 effects unknown to this function, return early.
4745 2007-02-15 Ian Lance Taylor <iant@google.com>
4747 * lower-subreg.c (move_eh_region_note): New static function.
4748 (resolve_simple_move): Call it.
4749 (decompose_multiword_subregs): Track blocks for which we resolve a
4750 simple move which is also a control flow insn. Pass them to
4751 find_many_sub_basic_blocks.
4752 (pass_lower_subreg): Add TODO_verify_flow.
4753 (pass_lower_subreg2): Likewise.
4755 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4756 Brooks Moses <brooks.moses@codesourcery.com>
4757 Lee Millward <lee.millward@codesourcery.com>
4759 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4760 (VL_EXP_CLASS_P): New.
4761 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4763 (TREE_OPERAND_CHECK_CODE): Likewise.
4764 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4765 (TREE_RTL_OPERAND_CHECK): Likewise.
4766 (tree_operand_check_failed): Make second parameter the whole tree
4767 instead of its code. Fixed callers.
4768 (VL_EXP_CHECK): New.
4769 (TREE_OPERAND_LENGTH): New.
4770 (VL_EXP_OPERAND_LENGTH): New.
4771 (CALL_EXPR_FN): New.
4772 (CALL_EXPR_STATIC_CHAIN): New.
4773 (CALL_EXPR_ARGS): New.
4774 (CALL_EXPR_ARG): New.
4775 (call_expr_nargs): New.
4776 (CALL_EXPR_ARGP): New.
4777 (build_nt_call_list): Declare.
4778 (build_vl_exp_stat): Declare.
4779 (build_vl_exp): New.
4780 (build_call_list): Declare.
4781 (build_call_nary): Declare.
4782 (build_call_valist): Declare.
4783 (build_call_array): Declare.
4784 (call_expr_arg): Declare.
4785 (call_expr_argp): Declare.
4786 (call_expr_arglist): Declare.
4787 (fold_build_call_list): Declare.
4788 (fold_build_call_list_initializer): Declare.
4789 (fold_call_expr): Declare to replace fold_builtin.
4790 (fold_builtin_fputs): Update to agree with modified definition.
4791 (fold_builtin_strcpy): Likewise.
4792 (fold_builtin_strncpy): Likewise.
4793 (fold_builtin_memory_chk): Likewise.
4794 (fold_builtin_stxcpy_chk): Likewise.
4795 (fold_builtin_strncpy_chk): Likewise.
4796 (fold_builtin_next_arg): Likewise.
4797 (fold_build_call_expr): Declare.
4798 (fold_builtin_call_list): Declare.
4799 (fold_builtin_call_valist): Declare.
4800 (build_call_expr): Declare.
4801 (validate_arglist): Update to agree with modified definition.
4802 (tree_operand_length): New.
4803 (call_expr_arg_iterator): New.
4804 (init_call_expr_arg_iterator): New.
4805 (next_call_expr_arg): New.
4806 (first_call_expr_arg): New.
4807 (more_call_expr_args_p): New.
4808 (FOR_EACH_CALL_EXPR_ARG): New.
4810 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4811 and tcc_gimple_stmt.
4812 (tree_code_size): Update documentation. Use sizeof (tree) rather
4813 than sizeof (char *).
4814 (tree_size): Likewise. Add case for tcc_vl_exp.
4815 (tree_node_structure): Add case for tcc_vl_exp.
4816 (contains_placeholder_p): Likewise.
4817 (substitute_in_expr): Likewise.
4818 (substitute_placeholder_in_expr): Likewise.
4819 (stabilize_reference_1): Likewise.
4820 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4821 to diagnose breakage of this interface for constructing CALL_EXPRs.
4822 (build_nt): Add similar assertion here.
4823 (build_nt_call_list): New.
4824 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4825 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4827 (get_callee_fndecl): Use new CALL_EXPR accessors.
4828 (tree_operand_check_failed): Change parameters to pass entire node
4829 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4830 (process_call_operands): New.
4831 (build_vl_exp_stat): New.
4832 (build_call_list): New.
4833 (build_call_nary): New.
4834 (build_call_valist): New.
4835 (build_call_array): New.
4836 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4837 (call_expr_arglist): New.
4839 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4840 tcc_vl_exp instead of a fixed-size tcc_expression.
4842 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4843 accessors for CALL_EXPRs.
4844 (AGGR_INIT_EXPR): Likewise.
4846 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4847 Brooks Moses <brooks.moses@codesourcery.com>
4848 Lee Millward <lee.millward@codesourcery.com>
4850 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4851 (expand_builtin_nonlocal_goto): Change parameter to be entire
4852 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4853 (expand_builtin_prefetch): Likewise.
4854 (expand_builtin_classify_type): Likewise.
4855 (mathfn_built_in): Return NULL_TREE instead of 0.
4856 (expand_errno_check): Use new CALL_EXPR accessors.
4857 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4858 Return NULL_RTX instead of 0.
4859 (expand_builtin_mathfn_2): Likewise.
4860 (expand_builtin_mathfn_3): Likewise.
4861 (expand_builtin_interclass_mathfn): Likewise.
4862 (expand_builtin_sincos): Likewise.
4863 (expand_builtin_cexpi): Likewise.
4864 (expand_builtin_int_roundingfn): Likewise.
4865 (expand_builtin_int_roundingfn_2): Likewise.
4866 (expand_builtin_pow): Likewise.
4867 (expand_builtin_powi): Likewise.
4868 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4869 of arglist, fixing callers appropriately. Use new CALL_EXPR
4870 accessors and constructors. Return NULL_RTX instead of 0.
4871 (expand_builtin_strstr): Likewise.
4872 (expand_builtin_strchr): Likewise.
4873 (expand_builtin_strrchr): Likewise.
4874 (expand_builtin_strpbrk): Likewise.
4875 (expand_builtin_memcpy): Likewise.
4876 (expand_builtin_mempcpy): Likewise.
4877 (expand_builtin_mempcpy_args): New.
4878 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4879 (expand_builtin_memmove_args): New.
4880 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4881 (expand_movstr): Likewise.
4882 (expand_builtin_strcpy): Likewise.
4883 (expand_builtin_strcpy_args): New.
4884 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4885 (expand_builtin_strncpy): Likewise.
4886 (expand_builtin_memset): Likewise.
4887 (expand_builtin_memset_args): New.
4888 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4889 (expand_builtin_memcmp): Likewise.
4890 (expand_builtin_strcmp): Likewise.
4891 (expand_builtin_strncmp): Likewise.
4892 (expand_builtin_strcat): Likewise.
4893 (expand_builtin_strncat): Likewise.
4894 (expand_builtin_strspn): Likewise.
4895 (expand_builtin_strcspn): Likewise.
4896 (expand_builtin_args_info): Likewise.
4897 (expand_builtin_va_start): Likewise.
4898 (gimplify_va_arg_expr): Likewise.
4899 (expand_builtin_va_end): Likewise.
4900 (expand_builtin_va_copy): Likewise.
4901 (expand_builtin_frame_address): Likewise.
4902 (expand_builtin_alloca): Likewise.
4903 (expand_builtin_bswap): Likewise.
4904 (expand_builtin_unop): Likewise.
4905 (expand_builtin_fputs): Likewise.
4906 (expand_builtin_expect): Likewise.
4907 (expand_builtin_fabs): Likewise.
4908 (expand_builtin_copysign): Likewise.
4909 (expand_builtin_printf): Likewise.
4910 (expand_builtin_fprintf): Likewise.
4911 (expand_builtin_sprintf): Likewise.
4912 (expand_builtin_init_trampoline): Likewise.
4913 (expand_builtin_signbit): Likewise.
4914 (expand_builtin_fork_or_exec): Likewise.
4915 (expand_builtin_sync_operation): Likewise.
4916 (expand_builtin_compare_and_swap): Likewise.
4917 (expand_builtin_lock_test_and_set): Likewise.
4918 (expand_builtin_lock_release): Likewise.
4919 (expand_builtin): Likewise.
4920 (builtin_mathfn_code): Likewise.
4922 (fold_builtin_constant_p): Pass call arguments individually instead
4923 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4924 accessors and constructors. Return NULL_TREE instead of 0.
4925 (fold_builtin_expect): Likewise.
4926 (fold_builtin_classify_type): Likewise.
4927 (fold_builtin_strlen): Likewise.
4928 (fold_builtin_nan): Likewise.
4929 (integer_valued_real_p): Likewise.
4930 (fold_trunc_transparent_mathfn): Likewise.
4931 (fold_fixed_mathfn): Likewise.
4932 (fold_builtin_cabs): Likewise.
4933 (fold_builtin_sqrt): Likewise.
4934 (fold_builtin_cbrt): Likewise.
4935 (fold_builtin_cos): Likewise.
4936 (fold_builtin_cosh): Likewise.
4937 (fold_builtin_tan): Likewise.
4938 (fold_builtin_sincos): Likewise.
4939 (fold_builtin_cexp): Likewise.
4940 (fold_builtin_trunc): Likewise.
4941 (fold_builtin_floor): Likewise.
4942 (fold_builtin_ceil): Likewise.
4943 (fold_builtin_round): Likewise.
4944 (fold_builtin_int_roundingfn): Likewise.
4945 (fold_builtin_bitop): Likewise.
4946 (fold_builtin_bswap): Likewise.
4947 (fold_builtin_logarithm): Likewise.
4948 (fold_builtin_hypot): Likewise.
4949 (fold_builtin_pow): Likewise.
4950 (fold_builtin_powi): Likewise.
4951 (fold_builtin_exponent): Likewise.
4952 (fold_builtin_memset): Likewise.
4953 (fold_builtin_bzero): Likewise.
4954 (fold_builtin_memory_op): Likewise.
4955 (fold_builtin_bcopy): Deleted; call site changed to invoke
4956 fold_builtin_memory_op directly.
4957 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4958 (fold_builtin_strncpy): Likewise.
4959 (fold_builtin_memcmp): Likewise.
4960 (fold_builtin_strcmp): Likewise.
4961 (fold_builtin_strncmp): Likewise.
4962 (fold_builtin_signbit): Likewise.
4963 (fold_builtin_copysign): Likewise.
4964 (fold_builtin_isascii): Likewise.
4965 (fold_builtin_toascii): Likewise.
4966 (fold_builtin_isdigit): Likewise.
4967 (fold_builtin_fabs): Likewise.
4968 (fold_builtin_abs): Likewise.
4969 (fold_builtin_fmin_fmax): Likewise.
4970 (fold_builtin_carg): Likewise.
4971 (fold_builtin_classify): Likewise.
4972 (fold_builtin_unordered_cmp): Likewise.
4974 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4975 New functions split out from fold_builtin_1.
4976 (fold_builtin_n): New.
4977 (fold_builtin_varargs): New.
4978 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4980 (fold_call_expr): New.
4981 (build_function_call_expr): Rewrite to use new helper function.
4982 (fold_builtin_call_list): New.
4983 (build_call_expr): New.
4984 (fold_builtin_call_valist): New.
4985 (rewrite_call_expr): New.
4986 (validate_arg): New.
4987 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4988 of an arglist. Change return type to bool. Use new CALL_EXPR
4991 (fold_builtin_strstr): Pass call arguments individually instead
4992 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4993 accessors and constructors. Return NULL_TREE instead of 0.
4994 (fold_builtin_strchr): Likewise.
4995 (fold_builtin_strrchr): Likewise.
4996 (fold_builtin_strpbrk): Likewise.
4997 (fold_builtin_strcat): Likewise.
4998 (fold_builtin_strncat): Likewise.
4999 (fold_builtin_strspn): Likewise.
5000 (fold_builtin_strcspn): Likewise.
5001 (fold_builtin_fputs): Likewise.
5002 (fold_builtin_next_arg): Likewise.
5003 (fold_builtin_sprintf): Likewise.
5005 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5006 NULL_RTX instead of 0.
5007 (expand_builtin_memory_chk): Likewise.
5008 (maybe_emit_chk_warning): Likewise.
5009 (maybe_emit_sprintf_chk_warning): Likewise.
5011 (fold_builtin_object_size): Pass call arguments individually instead
5012 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5013 accessors and constructors. Return NULL_TREE instead of 0.
5014 (fold_builtin_memory_chk): Likewise.
5015 (fold_builtin_stxcpy_chk): Likewise.
5016 (fold_builtin_strncpy_chk): Likewise.
5017 (fold_builtin_strcat_chk): Likewise.
5018 (fold_builtin_strcat_chk): Likewise.
5019 (fold_builtin_strncat_chk): Likewise.
5020 (fold_builtin_sprintf_chk): Likewise.
5021 (fold_builtin_snprintf_chk): Likewise.
5022 (fold_builtin_printf): Likewise.
5023 (fold_builtin_vprintf): Likewise.
5025 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5027 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5028 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5029 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5030 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5031 (fold_unary): Likewise.
5032 (fold_binary): Likewise.
5033 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5034 ternary expressions.
5035 (fold): Add logic for tcc_vl_exp.
5036 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5037 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5038 (fold_build3_stat): Add assertion to flag broken interface for
5039 constructing CALL_EXPRs.
5040 (fold_build_call_list): New.
5041 (fold_build_call_list_initializer): New.
5042 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5044 (fold_strip_sign_ops): Likewise.
5046 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5047 Brooks Moses <brooks.moses@codesourcery.com>
5048 Lee Millward <lee.millward@codesourcery.com>
5050 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5051 accessors and dump arguments explicitly.
5053 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5055 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5057 (print_call_name): Use new CALL_EXPR accessors.
5059 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5060 CALL_EXPR arguments explicitly instead of as a list. Use
5061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5063 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5064 (vrp_visit_stmt): Likewise.
5066 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5067 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5069 (force_move_till_expr): Likewise.
5071 * targhooks.c (default_external_stack_protect_fail): Use
5072 build_call_expr instead of build_function_call_expr.
5073 (default_hidden_stack_protect_fail): Likewise.
5075 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5078 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5079 and walk arguments explicitly.
5081 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5082 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5083 (expand_simple_operations): Likewise.
5084 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5086 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5087 of TREE_CODE_LENGTH.
5088 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5090 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5091 instead of TREE_CODE_LENGTH.
5093 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5094 (tree_ic_transform): Likewise.
5095 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5096 parameter instead of arglist. Fix callers.
5097 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5098 (tree_stringops_transform): Likewise.
5099 (tree_indirect_call_to_profile): Likewise.
5100 (tree_stringops_values_to_profile): Likewise.
5102 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5103 (eliminate_tail_call): Likewise.
5105 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5107 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5108 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5110 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5112 * omp-low.c (build_omp_barrier): Use build_call_expr.
5113 (lower_rec_input_clauses): Likewise.
5114 (lower_reduction_clauses): Likewise.
5115 (expand_parallel_call): Likewise.
5116 (maybe_catch_exception): Likewise.
5117 (expand_omp_for_generic): Likewise.
5118 (expand_omp_for_static_nochunk): Likewise.
5119 (expand_omp_sections): Likewise.
5120 (lower_omp_single_simple): Likewise.
5121 (lower_omp_single_copy): Likewise.
5122 (lower_omp_master): Likewise.
5123 (lower_omp_ordered): Likewise.
5124 (lower_omp_critical): Likewise.
5126 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5127 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5129 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5130 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5131 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5133 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5134 and generalize to handle any number of operands.
5135 (chrec_contains_undetermined): Likewise.
5136 (tree_contains_chrecs): Likewise.
5137 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5139 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5141 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5142 fold_call_expr instead of fold_builtin.
5143 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5144 match declarations there.
5145 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5148 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5151 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5152 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5154 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5157 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5158 (execute_cse_sincos): Use new CALL_EXPR accessors.
5160 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5162 * gimple-low.c (lower_function_body): Use build_call_expr.
5163 (lower_builtin_setjmp): Likewise.
5165 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5166 (set_storage_via_libcall): Likewise.
5167 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5168 instead of TREE_CODE_LENGTH.
5169 (expand_expr_real_1): Use new CALL_EXPR accessors.
5171 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5172 generalize to handle any number of operands.
5173 (TB_parent_eq): Likewise.
5175 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5176 (strip_builtin_expect): Likewise.
5178 * function.c (gimplify_parameters): Use build_call_expr.
5180 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5181 instead of TREE_CODE_LENGTH.
5183 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5184 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5186 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5189 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5190 (gimplify_decl_expr): Likewise.
5191 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5192 Use new CALL_EXPR iterators.
5193 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5194 (gimplify_modify_expr_to_memset): Likewise.
5195 (gimplify_variable_sized_compare): Likewise.
5196 (gimplify_omp_atomic_fetch_op): Likewise.
5197 (gimplify_omp_atomic_pipeline): Likewise.
5198 (gimplify_omp_atomic_mutex): Likewise.
5199 (gimplify_function_tree): Likewise.
5201 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5202 (call_expr_flags): Likewise.
5203 (expand_call): Likewise.
5205 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5206 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5209 * coverage.c (create_coverage): Use build_call_expr.
5211 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5212 (temp_call_expr_obstack): New.
5213 (pool_copy_list): Delete.
5214 (temp_copy_call_expr): New.
5215 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5216 CALL_EXPR accessors. Get rid of special goo for copying argument
5217 lists and use temp_copy_call_expr instead.
5218 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5219 CALL_EXPR accessors.
5220 (create_expression_by_pieces): Likewise. Use build_call_array
5221 to construct the result instead of fold_build3.
5222 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5223 dealing with argument lists.
5224 (init_pre): Remove references to expression_node_pool and
5225 list_node_pool. Init temp_call_expr_obstack instead.
5226 (fini_pre): Remove references to expression_node_pool and
5229 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5230 and walk arguments explicitly instead of as a list.
5232 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5233 (mx_register_decls): Likewise.
5234 (mudflap_register_call): Likewise.
5235 (mudflap_finish_file): Likewise.
5237 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5238 (ipa_callsite_compute_param): Likewise.
5240 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5241 accessors and constructor.
5243 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5244 accessors and constructor.
5245 (convert_tramp_reference): Likewise.
5246 (convert_call_expr): Likewise.
5247 (finalize_nesting_tree_1): Likewise.
5249 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5252 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5254 * tree-inline.c (initialize_inlined_parameters): Pass entire
5255 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5257 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5258 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5260 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5261 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5262 (vectorizable_reduction): Likewise.
5263 (vectorizable_call): Use new CALL_EXPR iterators.
5264 (vectorizable_conversion): Use build_call_expr.
5265 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5266 (vect_gen_widened_results_half): Use build_call_expr.
5267 (vect_setup_realignment): Likewise.
5268 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5270 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5271 (pass_through_call): Likewise.
5272 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5275 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5276 (tree_gen_pow2_profiler): Likewise.
5277 (tree_gen_one_value_profiler): Likewise.
5278 (tree_gen_ic_func_profiler): Likewise.
5279 (tree_gen_average_profiler): Likewise.
5280 (tree_gen_ior_profiler): Likewise.
5282 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5283 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5284 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5286 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5287 of TREE_CODE_LENGTH.
5289 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5290 of TREE_CODE_LENGTH.
5292 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5294 (convert_to_integer): Likewise.
5296 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5299 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5300 Brooks Moses <brooks.moses@codesourcery.com>
5301 Lee Millward <lee.millward@codesourcery.com>
5303 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5305 * config/frv/frv.c (frv_expand_builtin): Likewise.
5306 * config/s390/s390.c (s390_expand_builtin): Likewise.
5308 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5309 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5311 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5312 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5313 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5314 (ix86_expand_store_builtin): Likewise.
5315 (ix86_expand_unop_builtin): Likewise.
5316 (ix86_expand_unop1_builtin): Likewise.
5317 (ix86_expand_sse_compare): Likewise.
5318 (ix86_expand_sse_comi): Likewise.
5319 (ix86_expand_vec_init_builtin): Likewise.
5320 (ix86_expand_vec_ext_builtin): Likewise.
5321 (ix86_expand_vec_set_builtin): Likewise.
5322 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5324 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5325 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5327 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5328 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5329 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5331 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5333 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5334 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5335 arglist. Use new CALL_EXPR accessors. Fix callers.
5336 (altivec_expand_abs_builtin): Likewise.
5337 (rs6000_expand_binop_builtin): Likewise.
5338 (altivec_expand_predicate_builtin): Likewise.
5339 (altivec_expand_lv_builtin): Likewise.
5340 (spe_expand_stv_builtin): Likewise.
5341 (altivec_expand_stv_builtin): Likewise.
5342 (rs6000_expand_ternop_builtin): Likewise.
5343 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5344 (altivec_expand_st_builtin): Likewise.
5345 (altivec_expand_dst_builtin): Likewise.
5346 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5347 arglist. Use new CALL_EXPR accessors. Fix callers.
5348 (altivec_expand_vec_set_builtin): Likewise.
5349 (altivec_expand_vec_ext_builtin): Likewise.
5350 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5351 (spe_expand_builtin): Likewise.
5352 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5353 arglist. Use new CALL_EXPR accessors. Fix callers.
5354 (spe_expand_evsel_builtin): Likewise.
5355 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5356 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5358 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5359 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5360 (arm_expand_unop_builtin): Likewise.
5361 (arm_expand_builtin): Use new CALL_EXPR accessors.
5363 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5366 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5367 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5368 (bfin_expand_unop_builtin): Likewise.
5369 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5371 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5372 Brooks Moses <brooks.moses@codesourcery.com>
5373 Lee Millward <lee.millward@codesourcery.com>
5375 * c-semantics.c (build_stmt): Add internal diagnostic check.
5377 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5378 accessors. Print arguments explicitly instead of as a list.
5380 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5382 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5383 (c_finish_omp_flish): Likewise.
5385 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5386 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5387 instead of TREE_CODE_LENGTH.
5388 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5389 (c_warn_unused_result): Likewise.
5391 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5394 * doc/invoke.texi (Warning Options): Remove
5395 -Werror-implicit-function-declaration.
5396 (Wimplicit-function-declaration): Update description.
5397 * opts.c (common_handle_option): Move handling of -Werror=* to...
5398 (enable_warning_as_error): ...here.
5399 * opts.h (enable_warning_as_error): Declare.
5400 * c-decl.c (implicit_decl_warning): Unless
5401 -Wno-implicit-function-declaration is given, emit a pedwarn if
5402 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5403 * c.opt (Wimplicit-function-declaration): Replace
5404 mesg_implicit_function_declaration with
5405 warn_implicit_function_declaration.
5406 * c-opts.c (c_common_handle_option):
5407 -Werror-implicit-function-declaration is exactly equal as
5408 -Werror=implicit-function-declaration.
5409 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5410 warn_implicit_function_declaration.
5411 (c_common_post_options): -Wimplict-function-declaration is enabled
5412 by default by -std=c99, otherwise is disabled by default.
5413 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5415 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5417 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5418 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5419 former is ignored but not the latter.
5421 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5423 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5424 is made and the reference doesn't use the alias set of its type,
5425 do not create the temporary using that type.
5427 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5429 * jump.c: Remove prototypes for delete_computation and
5430 delete_prior_computation.
5432 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5434 * jump.c (get_label_after): Delete.
5435 (get_label_before, delete_computation, delete_jump,
5436 delete_prior_computation, follow_jumps): Move...
5437 * reorg.c (delete_computation, delete_prior_computation): ... here...
5438 (get_label_before, delete_jump): ... making these static ...
5439 (follow_jumps): ... and simplifying this since it only runs after
5441 * rtl.h (get_label_after, get_label_before, delete_jump,
5442 follow_jumps): Delete prototypes.
5444 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5446 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5448 2007-02-15 Nick Clifton <nickc@redhat.com>
5450 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5451 order to prevent it from being munged by the target.
5453 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5455 * config/i386/i386.md: Remove misleading comment.
5457 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5459 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5460 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5463 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5465 * tree-sra.c (instantiate_missing_elements): Canonicalize
5467 (sra_build_assignment): New.
5468 (generate_copy_inout, generate_element_copy,
5469 generate_element_zero, generate_one_element_init): Use it.
5471 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5473 * tree-sra.c (instantiate_missing_elements): Canonicalize
5475 (sra_build_assignment): New.
5476 (generate_copy_inout, generate_element_copy,
5477 generate_element_zero, generate_one_element_init): Use it.
5479 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5481 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5484 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5486 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5487 types as aggregates not scalars.
5488 * function.c (assign_stack_temp_for_type): Likewise.
5490 2007-02-14 Roger Sayle <roger@eyesopen.com>
5491 Zdenek Dvorak <dvorakz@suse.cz>
5493 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5496 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5498 * passes.c (next_pass_1): Clear the next field of the copied
5501 2007-02-14 Richard Henderson <rth@redhat.com>
5503 * tree-sra.c (early_sra): New.
5504 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5505 (tree_sra_early, pass_sra_early): New.
5506 * tree-pass.h (pass_sra_early): Declare.
5507 * passes.c (init_optimization_passes): Use it.
5509 2007-02-14 Richard Guenther <rguenther@suse.de>
5511 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5513 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5515 PR tree-optimization/30771
5516 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5518 (vect_analyze_operations): Induction phis can now be marked as
5520 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5521 Update documentation accordingly.
5523 2007-02-14 Nick Clifton <nickc@redhat.com>
5525 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5526 most 3 arguments are supported.
5527 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5529 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5531 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5532 Ensure dst->current is valid.
5534 2007-02-13 Paul Brook <paul@codesourcery.com>
5536 * config.gcc: Add arm*-*-uclinux-*eabi.
5537 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5538 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5539 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5540 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5541 (LINK_SPEC): Define.
5543 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5545 * config/arm/uclinux-eabi.h: New file.
5546 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5547 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5550 2007-02-13 Ian Lance Taylor <iant@google.com>
5552 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5553 * flags.h (warn_strict_overflow): Declare.
5554 (enum warn_strict_overflow_code): Define.
5555 (issue_strict_overflow_warning): New static inline function.
5556 * opts.c (warn_strict_overflow): New variable.
5557 (common_handle_option): Handle OPT_Wstrict_overflow and
5558 OPT_Wstrict_overflow_.
5559 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5561 * fold-const.c: Include intl.h.
5562 (fold_deferring_overflow_warnings): New static variable.
5563 (fold_deferred_overflow_warning): New static variable.
5564 (fold_deferred_overflow_code): New static variable.
5565 (fold_defer_overflow_warnings): New function.
5566 (fold_undefer_overflow_warnings): New function.
5567 (fold_undefer_and_ignore_overflow_warnings): New function.
5568 (fold_deferring_overflow_warnings_p): New function.
5569 (fold_overflow_warning): New static function.
5570 (make_range): Add strict_overflow_p parameter. Change all
5572 (extract_muldiv, extract_muldiv_1): Likewise.
5573 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5574 tree_expr_nonnegative_p.
5575 (fold_negate_expr): Call fold_overflow_warning.
5576 (fold_range_test): Likewise.
5577 (fold_comparison): Likewise.
5578 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5579 instead of tree_expr_nonnegative_p.
5580 (tree_expr_nonnegative_warnv_p): Rename from
5581 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5582 (tree_expr_nonnegative_p): New function.
5583 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5584 strict_overflow_p parameter.
5585 (tree_expr_nonzero_p): New function.
5586 * passes.c (verify_interpass_invariants): New static function.
5587 (execute_one_pass): Call it.
5588 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5590 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5591 (estimate_numbers_of_iterations): Likewise.
5592 (scev_probably_wraps_p): Likewise.
5593 * tree-ssa-ccp.c: Include "toplev.h".
5594 (evaluate_stmt): Defer fold overflow warnings until we know we are
5596 (struct fold_stmt_r_data): Add stmt field.
5597 (fold_stmt_r): Defer fold overflow warnings until we know we
5599 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5600 (fold_stmt_inplace): Likewise.
5601 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5602 (cleanup_control_expr_graph): Defer fold overflow warnings until
5603 we know we are going to optimize.
5604 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5605 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5607 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5608 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5609 * tree-ssa-loop-manip.c (create_iv): Likewise.
5610 * c-typeck.c (build_conditional_expr): Likewise.
5611 (build_binary_op): Likewise.
5612 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5613 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5614 (extract_range_from_unary_expr): Likewise.
5615 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5616 assuming that signed overflow does not occur.
5617 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5618 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5619 (fold_defer_overflow_warnings): Declare.
5620 (fold_undefer_overflow_warnings): Declare.
5621 (fold_undefer_and_ignore_overflow_warnings): Declare.
5622 (fold_deferring_overflow_warnings_p): Declare.
5623 (tree_expr_nonzero_warnv_p): Declare.
5624 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5626 (Warning Options): Document -Wstrict-overflow.
5627 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5628 (tree-ssa-ccp.o): Likewise.
5629 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5630 (fold-const.o): Depend on intl.h.
5632 2007-02-13 Ian Lance Taylor <iant@google.com>
5635 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5638 2007-02-13 Stuart Hastings <stuart@apple.com>
5640 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5642 2007-02-13 Richard Henderson <rth@redhat.com>
5644 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5645 handled_component_p before looking for the indirect_ref.
5647 2007-02-13 Richard Henderson <rth@redhat.com>
5649 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5650 remove flags clobber.
5651 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5652 (bswaphi_lowpart): New.
5653 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5654 remove TARGET_BSWAP test. Delete expander of the same name.
5656 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5657 (expand_unop): Use them.
5659 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5661 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5662 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5663 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5664 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5665 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5666 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5667 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5668 assembler dialect choice from asm templates.
5670 2007-02-12 Richard Henderson <rth@redhat.com>
5672 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5673 (fixuns_trunc<SSEMODEF>si2): Use it.
5674 * config/i386/sse.md (vec_setv4sf_0): Export.
5675 * config/i386/i386.c (ix86_build_const_vector): Export.
5676 (ix86_split_convert_uns_si_sse): Rename from
5677 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5678 * config/i386/i386-protos.h: Update.
5680 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5683 * c-typeck.c (c_finish_return): Improve warning message.
5685 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5687 * alias.c (find_symbolic_term): Delete unused function.
5689 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5691 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5692 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5693 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5695 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5697 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5698 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5699 the function, temporarily point the debug interface to the null one.
5701 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5703 * dwarf2out.c (round_up_to_align): New static function.
5704 (field_byte_offset): Use it to round the offset.
5706 2007-02-12 Richard Henderson <rth@redhat.com>
5708 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5709 (inswl_const): Export.
5711 2007-02-12 Richard Henderson <rth@redhat.com>
5713 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5714 result mode of the libcall, convert back to outmode.
5716 2007-02-12 Roger Sayle <roger@eyesopen.com>
5718 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5719 (bswapdi2): New define_expand to implement 32-bit implementation.
5721 2007-02-12 Nick Clifton <nickc@redhat.com>
5723 * doc/invoke.texi (Overall Options): Document --help=.
5724 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5725 (cc1_options): Pass --help= on to cc1.
5726 (display_help): Add description of --help=.
5727 (process_command): Add code to handle --help=. Allow translated
5728 --help and --target-help switches to be passed on to compiler
5730 (main): Remove unused if statement.
5731 * opts.c (columns): Remove.
5732 (LEFT_COLUMN): Define.
5733 (wrap_help): Add columns argument.
5734 (print_filtered_help): Change parameters to be an include bitmask,
5735 an exclude bitmask, an any bitmask and the column width. Move the
5736 code to display the params list here. Add code to display the
5737 status of options rather than their descriptions if the quiet flag
5739 (print_specific_help): Change parameters to be an include bitmask,
5740 an exclude bitmask and an any bitmask. Move code to look up the
5741 column width here. Decide upon the title for an options listing.
5742 (common_handle_options): Add code to handle --help=. Adapt code
5743 for --help and --target-help to use the revised form of the
5744 print_specific_help function.
5745 (print_help): Delete.
5746 (print_param_help): Delete.
5747 (print_switch): Delete.
5748 * opts.h (cl_lang_count): Add prototype.
5749 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5750 CL_MAX_OPTION_CLASS): New defines.
5751 * optc-gen.awk: Add construction of cl_lang_count.
5752 * c.opt: Add Warning attribute to warning options and Optimization
5753 attribute to optimization options.
5754 * common.opt: Likewise.
5756 Add -fhelp and -ftarget-help as aliases for the transformed --help
5757 and --target-help options.
5758 * opt-functions.awk: Add code to handle Warning and Optimization
5761 2007-02-12 Richard Henderson <rth@redhat.com>
5763 * config/alpha/constraints.md: New file.
5764 * config/alpha/alpha.c: Include tm-constrs.h.
5765 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5766 alpha_extra_constraint): Remove.
5767 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5768 * config/alpha/alpha-protos.h: Update.
5769 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5770 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5771 (EXTRA_CONSTRAINT): Remove.
5772 * config/alpha/alpha.md: Include constraints.md.
5773 (adddi splitter): Use satisfies_constraint_*.
5774 * config/alpha/predicates.md (add_operand): Likewise.
5775 (sext_add_operand, addition_operation): Likewise.
5777 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5779 PR tree-optimization/29145
5780 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5781 in our handling of restrict qualified pointers.
5783 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5786 * doc/invoke.texi (Wunused-value): Update description.
5787 (Wextra): Delete item.
5788 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5789 value of Wunused-value.
5790 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5791 (c_finish_stmt_expr): Don't check extra_warnings.
5792 (emit_side_effect_warnings): The caller is responsible to check
5795 2007-02-11 Roger Sayle <roger@eyesopen.com>
5796 Matt Thomas <matt@3am-software.com>
5798 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5800 2007-02-11 Roger Sayle <roger@eyesopen.com>
5802 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5803 comparisons of POPCOUNT against zero.
5804 (simplify_const_relational_operation): Likewise.
5806 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5808 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5810 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5812 * dwarf2out.c (root_type): Delete unused function.
5814 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5816 * genattrtab.c (contained_in_p): Delete unused function.
5817 (write_expr_attr_cache): Likewise.
5819 2007-02-11 Jan Hubicka <jh@suse.cz>
5821 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5824 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5826 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5827 to add the REG_EQ* note.
5828 * see.c (see_merge_one_use_extension): Likewise.
5829 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5830 turn REG_EQUAL notes into REG_EQUIV notes if the target
5831 register may have more than one set.
5832 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5833 * gcse.c (try_replace_reg): Likewise.
5834 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5835 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5836 more than one REG_EQUIV note.
5837 * reload1.c (gen_reload): Use set_unique_reg_note.
5839 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5841 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5842 (ix86_builtin_conversion): New function.
5844 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5847 * tree.h (DECL_REPLACEABLE_P): New macro.
5848 * except.c (set_nothrow_function_flags): Likewise.
5850 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5851 Ira Rosen <irar@il.ibm.com>
5852 Dorit Nuzman <dorit@il.ibm.com>
5854 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5855 * targhooks.c (default_builtin_vectorized_conversion): New.
5856 * targhooks.h (default_builtin_vectorized_function): New declaration.
5857 * target.h (struct vectorize): Add builtin_conversion field.
5858 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5859 stmt_vec_info_type value.
5860 (vectorizable_conversion): New declaration.
5861 * tree-vect-analyze.c (vect_analyze_operations): Add
5862 vectorizable_conversion call.
5863 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5864 * tree-vect-transform.c (vectorizable_conversion): New function.
5865 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5866 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5868 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5869 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5870 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5871 or ALTIVEC_BUILTIN_VCFSX.
5873 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5876 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5877 CONST_DOUBLE and operand 0 is a hard register.
5878 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5879 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5880 is a hard floating-point register.
5882 2007-02-10 Richard Henderson <rth@redhat.com>
5883 Jakub Jelinek <jakub@redhat.com>
5884 Alexandre Oliva <aoliva@redhat.com>
5886 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5887 * builtin-types.def (BT_WORD): Make unsigned.
5888 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5889 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5890 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5891 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5892 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5893 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5895 * expr.c (emutls_var_address): New.
5896 (expand_expr_real_1): Expand emulated tls.
5897 (expand_expr_addr_expr_1): Likewise.
5898 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5899 * output.h (emutls_finish): Declare.
5900 * toplev.c (compile_file): Call it.
5901 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5902 address before wrapping in CONST.
5903 * varasm.c (emutls_htab, emutls_object_type): New.
5904 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5905 (get_emutls_object_name, get_emutls_object_type): New.
5906 (get_emutls_init_templ_addr, emutls_decl): New.
5907 (emutls_common_1, emutls_finish): New.
5908 (assemble_variable): When emulating tls, swap decls; generate
5909 constructor for the emutls objects.
5910 (do_assemble_alias): When emulating tls, swap decl and target name.
5911 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5913 * varpool.c (decide_is_variable_needed): Look at force_output.
5914 Recurse for emulated tls.
5915 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5916 with decide_is_variable_needed.
5917 * emutls.c: New file.
5918 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5919 tls_object for real tls.
5921 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5923 PR rtl-optimization/29599
5924 * reload1.c (eliminate_regs_in_insn): Take the destination
5925 mode into account when computing the offset.
5927 2007-02-09 Stuart Hastings <stuart@apple.com>
5928 Richard Henderson <rth@redhat.com>
5930 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5931 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5932 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5933 fixuns_truncdfhi2): New.
5934 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5935 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5936 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5937 (floatunssidf2): Allow nonimmediate source.
5938 * gcc/config/i386/sse.md (movdi_to_sse): New.
5939 (vec_concatv2di): Drop '*'.
5940 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5941 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5942 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5944 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5945 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5946 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5947 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5948 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5949 ix86_build_const_vector.
5950 (x86_emit_floatuns): Rewrite.
5952 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5954 * genautomata.c (longest_path_length): Delete unused function.
5955 (struct state): Delete unused longest_path_length.
5956 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5957 (get_free_state): Delete unused.
5959 2007-02-09 Jan Hubicka <jh@suse.cz>
5961 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5962 * doc/invoke.texi (inline-unit-growth): Update default value.
5964 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5965 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5966 (rebuild_cgraph_edges): Likewise.
5967 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5968 (dump_cgraph_node): Dump frequencies.
5969 (cgraph_clone_edge): Add frequency scales.
5970 (cgraph_clone_node): Add freuqnecy.
5971 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5972 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5973 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5974 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5975 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5976 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5977 (save_inline_function_body): Likewise.
5978 * ipa-inline.c: inluce rtl.h
5979 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5980 (cgraph_edge_badness): Use frequencies.
5981 (cgraph_decide_recursive_inlining): Update clonning.
5982 (cgraph_decide_inlining_of_small_function): Dump frequency.
5983 * predict.c (estimate_bb_frequencies): Export.
5984 * predict.h (estimate_bb_frequencies): Declare.
5985 * tree-inline.c (copy_bb): Watch overflows.
5986 (expand_call_inline): Update call of cgraph_create_edge.
5987 (optimize_inline_calls): Use TODO flags to update frequnecies.
5988 * passes.h: Include predict.h
5989 (init_optimization_passes): Move profile ahead.
5990 (execute_function_todo): Handle TODO_rebuild_frequencies.
5992 2007-02-09 Roger Sayle <roger@eyesopen.com>
5994 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5995 the insbl or inswl pattern into a register.
5997 2007-02-09 Roger Sayle <roger@eyesopen.com>
5999 * config/ia64/ia64.md (bswapdi2): New define_insn.
6001 2007-02-09 Richard Henderson <rth@redhat.com>
6003 * config/i386/constraints.md (Ym): New constraint.
6004 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6005 (movdi_1_rex64): Split sse and xmm general register moves from
6006 memory move alternatives. Use conditional register constraints.
6007 (movsf_1, movdf_integer): Likewise.
6008 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6009 (movdf_integer_rex64): New.
6010 (pushsf_rex64): Fix output constraints.
6011 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6012 (sse2_stored): Likewise.
6013 (sse2_storeq_rex64): New.
6014 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6015 amd and not generic.
6016 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6017 for optimize_size. Remove SF/DFmode hack.
6019 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6021 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6024 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6025 Richard Sandiford <richard@codesourcery.com>
6027 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6028 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6029 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6030 m68k/t-mlib to tmake_file.
6031 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6032 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6033 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6034 Allow it to be cf or m68k. Set m68k_arch_family. If that
6035 variable is not empty, add t-$m68k_arch_family to tmake_file.
6036 Add t-mlibs to tmake_file.
6037 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6038 * config/m68k/t-cf: New file.
6039 * config/m68k/t-m68k: Likewise.
6040 * config/m68k/t-mlibs: Likewise.
6041 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6042 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6043 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6044 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6045 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6047 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6048 (INSTALL_LIBGCC): Delete.
6049 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6050 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6051 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6052 (M68K_MLIB_CPU): Define.
6053 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6054 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6055 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6057 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6058 Richard Guenther <rguenther@suse.de>
6061 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6062 against INT_MIN/INT_MAX.
6063 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6064 file if a loop is removed.
6066 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6068 * calls.c (store_one_arg): Pass correct alignment to
6069 emit_push_insn for non-BLKmode values.
6070 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6071 unaligned stack slot via a suitably aligned slot.
6073 2007-02-08 DJ Delorie <dj@redhat.com>
6075 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6077 (legal_subregs): Use unsigned char, make const.
6078 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6080 2007-02-08 Paul Brook <paul@codesourcery.com>
6082 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6083 special interworking needed.
6085 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6087 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6088 conditional to __SSE2__.
6089 (Entries below should have been added to first ChangeLog
6090 entry for amdfam10 dated 2007-02-05)
6091 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6093 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6095 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6098 2007-02-08 DJ Delorie <dj@redhat.com>
6100 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6101 * config/m32c/m32c.c (legal_subregs): New.
6102 (m32c_illegal_subreg_p): New.
6103 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6104 unsupported subregs of hard regs.
6106 2007-02-08 Jan Hubicka <jh@suse.cz>
6108 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6109 the same one; always update histograms.
6111 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6113 * passes.c (init_optimization_passes): Tidy comment.
6115 2007-02-08 Roger Sayle <roger@eyesopen.com>
6117 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6118 strip zero_extend, bswap and rotates from POCOUNT's argument.
6119 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6120 zero_extend and rotates from PARITY's argument.
6121 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6122 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6123 of an integer constant at compile-time.
6125 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6128 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6130 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6133 * tree-ssa-live.c (remove_unused_locals): Do not remove
6134 TREE_ADDRESSABLE variables.
6135 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6136 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6137 FOR_CLOBBER. Update all users.
6138 If VAR has an associated alias set, add a virtual operand for
6139 it if no alias is found to conflict with the memory reference.
6141 2007-02-07 Jan Hubicka <jh@suse.cz>
6142 Robert Kidd <rkidd@crhc.uiuc.edu>
6144 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6146 2007-02-07 Ian Lance Taylor <iant@google.com>
6148 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6150 2007-02-07 Roger Sayle <roger@eyesopen.com>
6152 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6153 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6154 tablejumpdi, movsi_to_cr_one): Remove constraints from
6155 define_expand's match_operands.
6157 2007-02-07 Roger Sayle <roger@eyesopen.com>
6159 * global.c (compute_regsets): Move declatation of "i" inside of
6160 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6162 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6165 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6166 of INDIRECT_REF <RESULT_DECL>.
6168 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6170 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6171 Kaz Kojima <kkojima@gcc.gnu.org>
6174 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6176 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6178 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6180 * doc/loop.texi: Document possibility not to perform disambiguation
6181 of loops with multiple latches.
6182 * cfgloopmanip.c (alp_enum_p): Removed.
6183 (add_loop): Handle subloops. Use get_loop_body_with_size.
6184 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6185 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6186 the new forwarder block.
6187 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6188 Handle the case latch is NULL.
6189 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6190 when marking loop exits.
6191 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6193 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6194 disambiguate_loops_with_multiple_latches.
6195 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6196 before fix_loop_structure.
6197 * cfgloop.c: Include pointer-set.h and output.h.
6198 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6199 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6200 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6201 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6202 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6203 disambiguate_multiple_latches, get_loop_body_with_size,
6204 disambiguate_loops_with_multiple_latches): New functions.
6205 (flow_loop_dump): Dump multiple latch edges.
6206 (flow_loop_nodes_find): Handle loops with multiple latches.
6207 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6208 (glb_enum_p): Modified.
6209 (get_loop_body): Use get_loop_body_with_size.
6210 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6211 (AVOID_CFG_MODIFICATIONS): New constant.
6212 (disambiguate_loops_with_multiple_latches, add_loop,
6213 get_loop_body_with_size): Declare.
6214 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6216 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6219 * global.c (compute_regsets): New function.
6220 (global_alloc): Refactored ELIMINABLE_REGSET
6221 and NO_GLOBAL_ALLOC_REGS computation out.
6222 (rest_of_handle_global_alloc): Call compute_regsets()
6223 for non-optimizing case.
6225 2007-02-06 Richard Henderson <rth@redhat.com>
6227 * config/i386/constraints.md (Y2): Rename from Y.
6228 (Yi): New constraint.
6229 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6230 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6231 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6232 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6233 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6234 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6235 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6236 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6237 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6238 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6239 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6240 vec_extractv2si_1): Change Y constraints to Y2.
6241 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6242 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6243 Change Y constraints to Y2.
6244 (sse2_loadld): Change Y constraints to x.
6246 2007-02-06 Roger Sayle <roger@eyesopen.com>
6248 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6249 (parity<mode>2): New define_expand using rs6000_emit_parity.
6250 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6251 rs6000_emit_parity): New functions.
6252 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6253 rs6000_emit_parity): Prototype here.
6255 2007-02-06 Ian Lance Taylor <iant@google.com>
6257 * lower-subreg.c (simple_move_operand): Reject CONST.
6258 (resolve_clobber): Call validate_change rather than directly
6259 assigning to XEXP (pat, 0).
6261 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6263 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6264 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6265 (tree-cfg.o): Remove hashtab.h dependency.
6267 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6268 (struct ivopts_data): Change niters to pointer_map_t.
6269 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6270 (niter_for_exit): Create pointer_map on demand. Change for
6272 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6273 (free_loop_data): Destroy data->niters if created and reset field.
6274 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6275 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6277 * tree-ssa-reassoc.c: Include pointer-set.h.
6278 (bb_rank): Change to long *.
6279 (operand_rank): Change to pointer_map_t.
6280 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6281 (insert_operand_rank): Accept long.
6282 (operand_entry_hash, operand_entry_eq): Remove.
6283 (get_rank): Return long. Adjust for changes above.
6284 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6286 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6288 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6289 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6290 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6292 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6293 directly since it cannot be NULL.
6294 (get_vi_for_tree): Rewrite for pointer_map API.
6295 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6296 (init_alias_vars): Create vi_for_tree as pointer_map.
6297 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6299 * tree-cfg.c: Don't include hashtab.h.
6300 (edge_to_cases): Declare as pointer_map.
6301 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6303 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6304 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6305 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6307 (record_switch_edge): Delete.
6308 (get_cases_for_edge): Adjust for pointer_map API, inline
6309 record_switch_edge (rewritten for new API), remove goto.
6311 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6313 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6314 * tree-nested.c: Include pointer-set.h.
6315 (var_map_elt, var_map_eq, var_map_hash): Delete.
6316 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6318 (nesting_info_bitmap_obstack): New.
6319 (lookup_field_for_decl): Adjust for pointer_map API.
6320 (lookup_tramp_for_decl): Adjust for pointer_map API.
6321 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6322 (get_local_debug_decl): Adjust for pointer_map API.
6323 (convert_nl_goto_reference): Adjust for pointer_map API.
6324 (convert_nl_goto_receiver): Adjust for pointer_map API.
6325 (create_nesting_tree): Create outside GGC space. Create bitmap on
6326 the new obstack. Create field_map and var_map as pointer_maps.
6327 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6329 (lower_nested_functions): Move root here, no need to NULL it.
6330 Initialize and release the obstack.
6332 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6334 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6335 Remove prototypes and make them non-static.
6336 (struct tree_int_map): Remove.
6337 * tree.h (struct tree_int_map): Move here, turning TO into an
6339 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6341 * tree.h (TREE_COMPLEXITY): Remove.
6342 (struct tree_exp): Remove complexity field.
6343 * tree.c (build1_stat): Don't set it.
6345 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6346 Victor Kaplansky <victork@il.ibm.com>
6348 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6349 (vect_is_simple_reduction): Support reduction with induction as
6350 one of the operands.
6351 (vect_is_simple_iv_evolution): Fix formatting.
6352 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6353 formatting. Don't mark induction phis for vectorization.
6354 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6355 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6356 (vect_get_vec_def_for_operand): Support induction.
6357 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6359 (vectorizable_reduction): Support reduction with induction as one of
6361 (vectorizable_type_demotion): Use def-type of stmt argument rather
6362 than dummy def-type.
6364 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6365 flag_tree_scev_cprop.
6366 * common.opt (tree-scev-cprop): New flag.
6368 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6369 call to vect_get_new_vect_var.
6371 2007-02-06 Ira Rosen <irar@il.ibm.com>
6373 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6374 vectype is not NULL.
6375 (vect_pattern_recog_1): Likewise.
6377 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6379 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6380 (fold_negate_expr): Likewise.
6382 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6385 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6386 even if cv-qualification is the same.
6388 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6390 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6391 __enable_execute_stack on completion.
6393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6395 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6396 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6397 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6398 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6399 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6400 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6401 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6402 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6406 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6407 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6408 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6409 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6410 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6411 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6412 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6413 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6414 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6415 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6416 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6417 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6418 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6419 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6420 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6421 sqrtextenddfxf2_i387): Added amdfam10_decode.
6423 * config/i386/athlon.md (athlon_idirect_amdfam10,
6424 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6425 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6426 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6427 athlon_ivector_store_amdfam10): New define_insn_reservation.
6428 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6433 * config/i386/athlon.md (athlon_call_amdfam10,
6434 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6435 define_insn_reservation.
6436 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6437 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6438 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6442 * config/i386/athlon.md (athlon_sseld_amdfam10,
6443 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6444 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6446 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6448 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6449 define_insn_reservation.
6450 * config/i386/i386.md (sseins): Added sseins to define_attr type
6451 and define_attr unit.
6452 * config/i386/sse.md: Set type attribute to sseins for insertq
6455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6457 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6458 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6459 ssecomi_load_amdfam10, ssecomi_amdfam10,
6460 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6461 define_insn_reservation.
6462 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6464 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6466 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6467 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6468 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6469 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6470 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6471 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6472 define_insn_reservation.
6474 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6475 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6476 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6477 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6478 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6480 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6482 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6483 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6484 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6485 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6486 athlon_ssemul_load_k8): Added amdfam10.
6488 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6490 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6491 (x86_sse_unaligned_move_optimal): New variable.
6493 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6495 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6496 for unaligned vector SSE double/single precision loads for AMDFAM10.
6498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6500 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6501 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6502 Define TARGET_CPU_DEFAULT_amdfam10.
6503 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6504 (processor_type): Add PROCESSOR_AMDFAM10.
6506 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6507 processor_type in config/i386/i386.h.
6508 Enable imul peepholes for TARGET_AMDFAM10.
6510 * config.gcc: Add support for --with-cpu option for amdfam10.
6512 * config/i386/i386.c (amdfam10_cost): New variable.
6513 (m_AMDFAM10): New macro.
6514 (m_ATHLON_K8_AMDFAM10): New macro.
6515 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6516 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6517 x86_promote_QImode, x86_integer_DFmode_moves,
6518 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6519 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6520 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6521 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6522 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6523 Enable/disable for amdfam10.
6524 (override_options): Add amdfam10_cost to processor_target_table.
6525 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6526 processor_alias_table.
6527 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6528 (ix86_adjust_cost): Add code for amdfam10.
6530 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6532 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6533 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6534 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6535 * config/i386/i386.h: Add builtin definition for SSE4A.
6536 * config/i386/i386.md: Add support for ABM instructions
6538 * config/i386/sse.md: Add support for SSE4A instructions
6539 (movntss, movntsd, extrq, insertq).
6540 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6541 Add -march=amdfam10 flag.
6542 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6543 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6545 * doc/extend.texi: Add documentation for SSE4A builtins.
6547 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6549 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6551 2007-02-05 Richard Guenther <rguenther@suse.de>
6553 * tree-vectorizer.h (vectorizable_function): Add argument type
6554 argument, change return type.
6555 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6556 * tree-vect-transform.c (vectorizable_function): Handle extra
6557 argument, return vectorized function decl.
6558 (build_vectorized_function_call): Remove.
6559 (vectorizable_call): Handle calls with result and argument types
6560 differing. Handle loop vectorization factor correctly.
6561 * targhooks.c (default_builtin_vectorized_function): Adjust for
6563 * targhooks.h (default_builtin_vectorized_function): Likewise.
6564 * target.h (builtin_vectorized_function): Add argument type
6566 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6567 extra argument, allow vectorizing of lrintf.
6568 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6569 documentation of target hook.
6571 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6574 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6575 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6576 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6578 2007-02-05 Roger Sayle <roger@eyesopen.com>
6580 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6581 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6582 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6583 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6584 before canonicalizing sincos to cexpi.
6585 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6587 2007-02-05 Roger Sayle <roger@eyesopen.com>
6589 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6590 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6591 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6593 2007-02-05 Roger Sayle <roger@eyesopen.com>
6595 * mips-tfile.c (initialize_init_file): Correct endianness test.
6597 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6599 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6602 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6604 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6605 saves in a PARALLEL before the register assignments.
6607 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6609 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6610 DWARF_FRAME_RETURN_COLUMN to be a general register.
6611 * dwarf2out.c (init_return_column_size): New function, split from...
6612 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6613 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6614 to be nongeneral registers.
6615 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6617 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6618 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6620 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6622 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6624 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6626 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6627 (remove_path): Use can_remove_branch_p and remove_branch instead
6628 of loop_delete_branch_edge.
6629 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6630 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6631 Update profile using scale_dominated_blocks_in_loop.
6632 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6633 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6634 (can_remove_branch_p, remove_branch): Declare.
6635 * tree-cfg.c (tree_can_remove_branch_p): New function.
6636 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6637 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6638 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6640 2007-02-05 Jan Hubicka <jh@suse.cz>
6643 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6644 nodes in cgraph, don't remove offline copy of the function.
6646 2007-02-04 Jan Hubicka <jh@suse.cz>
6648 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6649 vectors might cause maybe_lookup_element_for_expr to be called
6650 on non-sra-candidate.
6652 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6654 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6655 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6656 spelling conventions.
6658 2007-02-04 Richard Guenther <rguenther@suse.de>
6661 * fold-const.c (try_move_mult_to_index): Make sure to not
6662 overflow one dimension of a multi-dimensional array access.
6664 2007-02-04 Jan Hubicka <jh@suse.cz>
6666 * passes.c (init_optimization_passes): Reindent.
6668 2007-02-04 Jan Hubicka <jh@suse.cz>
6669 Eric Botcazou <ebotcazou@adacore.com>
6671 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6672 (execute_fixup_cfg): Break out the abnormal goto code.
6673 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6674 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6675 (optimize_inline_calls): Call make_nonlocal_label_edges.
6677 2007-02-04 Jan Hubicka <jh@suse.cz>
6679 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6680 true when something was changed.
6681 (rename_ssa_copies): When something was changed, do
6682 TODO_remove_unused_locals.
6683 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6684 add TODO_remove_unused_locals when instruction was removed.
6686 2007-02-04 Jan Hubicka <jh@suse.cz>
6688 * ipa-inline.c (try_inline): Improve debug output; work on already
6690 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6691 call try_inline for already inlined edges too when flattening;
6692 inline also functions that make callee growth but overall unit size
6695 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6697 * config/m32c/bitops.md, config/m32c/jump.md,
6698 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6699 config/m32r/m32r.h, config/m32r/m32r.md,
6700 config/m32r/predicates.md, config/m68hc11/larith.asm,
6701 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6702 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6703 config/mips/mips-protos.h, config/mips/mips.c,
6704 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6705 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6706 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6707 spelling conventions.
6709 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6710 Follow spelling conventions.
6712 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6714 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6715 warn about C++0x compatibility.
6717 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6719 * config/h8300/h8300.c, config/h8300/h8300.h,
6720 config/h8300/h8300.md: Follow spelling conventions.
6722 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6725 * combine.c (try_combine): Do not substitute source operand
6726 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6728 2007-02-03 Jan Hubicka <jh@suse.cz>
6730 PR gcov-profile/30650
6731 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6732 do not divide by zero for never executed counters.
6733 (tree_find_values_to_profile): Fix counters.
6734 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6736 2007-02-03 Ian Lance Taylor <iant@google.com>
6738 * lower-subreg.c (simple_move_operand): New static function,
6739 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6741 (simple_move): Call simple_move_operand.
6742 (find_decomposable_subregs): Add special handling of MEMs.
6743 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6744 meaning of return value. If we see a hard register, test whether
6745 it can store a word_mode value. Change all callers.
6747 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6749 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6750 ftrapv insns and expanders.
6751 (subdi3): Change define_expand operand 1 to arith11_operand, and
6752 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6753 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6754 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6758 * varasm.c (notice_global_symbol): Treat global objects as weak when
6761 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6763 * emit-rtl.c (dconstpi): Delete.
6765 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6766 * real.h (dconstpi): Delete.
6768 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6769 (fold_builtin_hypot): Likewise.
6771 2007-02-03 Tom Tromey <tromey@redhat.com>
6774 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6775 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6777 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6779 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6780 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6781 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6782 config/rs6000/cell.md, config/rs6000/darwin.h,
6783 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6784 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6785 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6786 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6787 typos. Follow spelling conventions.
6788 * doc/invoke.texi: Follow spelling conventions.
6790 2007-02-03 Roger Sayle <roger@eyesopen.com>
6792 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6793 canonicalization transformations that attempt to simplify integer
6794 constant comparisons to become comparisons against zero.
6796 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6798 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6800 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6801 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6803 2007-02-02 Mike Stump <mrs@apple.com>
6805 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6806 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6807 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6808 generate a branch island.
6810 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6812 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6813 (xtensa_legitimate_address_p): New.
6814 (xtensa_legitimize_address): New.
6815 (xtensa_output_addr_const_extra): New.
6816 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6818 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6819 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6820 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6821 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6822 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6823 (xtensa_legitimize_address): New.
6824 (xtensa_output_addr_const_extra): New.
6826 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6830 2007-02-02 Ian Lance Taylor <iant@google.com>
6832 * expmed.c (expand_divmod): Add comment.
6834 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6836 * emit-rtl.c (renumber_insns): Remove.
6837 * flags.h: Remove the extern for flag_renumber_insns.
6838 * rtl.h: Remove the prototype for renumber_insns.
6839 * toplev.c (flag_renumber_insns): Remove.
6841 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6843 Revert for x86 darwin:
6844 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6846 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6847 code before the following patch under TARGET_MACHO.
6848 (ix86_function_value_regno_p): Likewise.
6850 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6852 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6855 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6858 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6859 general or fp registers. Add comments.
6860 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6862 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6864 * pointer-set.c (insert_aux): Only return insertion slot.
6865 (pointer_set_insert): Adjust.
6866 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6867 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6868 pointer_map_traverse): New.
6869 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6870 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6871 pointer_map_contains, pointer_map_traverse): Declare.
6873 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6876 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6877 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6879 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6881 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6883 (struct _dep): New type.
6884 (dep_t): New typedef.
6885 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6886 (DEP_STATUS): New access macro. The macro with the same name was
6887 renamed to DEP_LINK_STATUS.
6888 (dep_init): Declare function
6890 (struct _dep_link): New type.
6891 (dep_link_t): New typedef.
6892 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6893 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6894 (DEP_LINK_STATUS): New macro.
6895 (debug_dep_links): New debug function.
6897 (struct _deps_list): New type.
6898 (deps_list_t): New typedef.
6899 (DEPS_LIST_FIRST): New access macro.
6900 (FOR_EACH_DEP_LINK): New cycle macro.
6901 (create_deps_list, free_deps_list, delete_deps_list): Declare
6903 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6904 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6905 (copy_deps_list_change_con): Ditto.
6907 (move_dep_link): Declare function.
6909 (struct _dep_node): New type.
6910 (dep_node_t): New typedef.
6911 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6913 (struct haifa_insn_data.back_deps): New field to hold backward
6914 dependencies of the insn.
6915 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6917 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6918 Change its type to deps_list_t.
6919 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6920 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6921 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6923 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6925 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6927 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6929 (dep_cost): Declare.
6931 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6932 (ds_to_dk, dk_to_ds): New functions.
6934 (init_dep_1): New static function.
6935 (init_dep): New function.
6936 (copy_dep): New static function.
6938 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6940 (detach_dep_link): New static function.
6941 (move_dep_link): New function.
6943 (dep_links_consistent_p, dump_dep_links): New static functions.
6944 (debug_dep_links): New debugging function.
6946 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6948 (alloc_deps_list, init_deps_list): New static functions.
6949 (create_deps_list): New function.
6950 (clear_deps_list): New static function.
6951 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6952 (deps_list_consistent_p, dump_deps_list): New static functions.
6953 (debug_deps_list): New function.
6954 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6956 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6958 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6959 use new scheduler dependencies lists.
6960 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6961 (sched_analyze): Ditto. Initialize dependencies lists.
6962 (add_forw_dep, compute_forward_dependences): Update to use new
6963 scheduler dependencies lists.
6965 (init_dependency_caches): Init deps_obstack.
6966 (free_dependency_caches): Free deps_obstack.
6968 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6969 new scheduler dependencies lists.
6970 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6971 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6973 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6974 Update to use new scheduler dependencies lists.
6975 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6976 (debug_dependencies): Ditto.
6977 (schedule_region): Update comments.
6979 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6980 scheduler dependencies lists.
6981 (schedule_ebb): Update comments.
6983 * rtl.def (DEPS_LIST): Remove.
6985 * lists.c (unused_deps_list): Remove.
6986 (free_list): Update assertions.
6988 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6989 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6991 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6992 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6994 * haifa-sched.c (comments): Update.
6995 (insn_cost1): Remove. Inline the code into insn_cost ().
6996 (insn_cost): Update to use new scheduler dependencies lists. Move
6997 processing of the dependency cost to dep_cost ().
6998 (dep_cost): New function. Use it instead of insn_cost () when
6999 evaluating cost of the dependency. Use compatible interface to
7000 interact with the target.
7001 (priority): Update to use new scheduler dependencies lists.
7002 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7003 with greater number of insns that depend on the insn.
7004 (schedule_insn): Update to use new scheduler dependencies lists. Add
7005 code to free backward dependencies lists. Inline and optimize code
7006 from resolve_dep () - see PR28071.
7007 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7008 lists. Update call to targetm.sched.is_costly_dependence hook.
7010 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7011 scheduler dependencies lists.
7013 (resolve_dep): Remove. Move the logic to schedule_insn ().
7014 (init_h_i_d): Initialize dependencies lists.
7016 (process_insn_depend_be_in_spec): Rename to
7017 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7019 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7020 Update to use new scheduler dependencies lists.
7021 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7023 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7024 new scheduler dependencies lists.
7025 (build_intra_loop_deps): Ditto.
7027 * target.h (struct _dep): Declare to use in
7028 gcc_target.sched.is_costly_dependence.
7029 (struct gcc_target.sched.adjust_cost): Fix typo.
7030 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7031 single dep_t parameter instead of an equivalent triad.
7032 (struct gcc_target.sched.adjust_cost_2): Remove.
7034 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7036 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7038 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7040 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7042 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7043 (REG_DEP_TRUE): Document.
7045 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7046 Change signature to correspond to the targetm.sched.adjust_cost hook.
7047 Update use in TARGET_SCHED_ADJUST_COST_2.
7048 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7049 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7050 new scheduler dependencies lists.
7051 (ia64_gen_check): Ditto.
7053 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7056 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7057 signature to correspond to the targetm.sched.is_costly_dependence hook.
7058 (is_costly_group): Update to use new scheduler dependencies lists.
7060 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7061 instead of INSN_COST () macro.
7063 2007-02-01 Ian Lance Taylor <iant@google.com>
7065 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7067 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7069 * pa.md (tp_load): Correct mfctl instruction syntax.
7071 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7073 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7074 altivec_padding_size calculation on AIX. Improve comment, add
7075 assert to verify that it's right.
7077 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7080 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7083 * global.c (global_alloc): Add mising initialization of
7086 2007-02-01 Roger Sayle <roger@eyesopen.com>
7088 * alias.c (init_alias_analysis): Correct whitespace.
7089 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7090 partition_hot_cold_basic_blocks): Likewise.
7091 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7092 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7093 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7094 fold_builtin_snprintf_chk, fold_builtin_printf,
7095 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7096 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7097 * cfgcleanup.c (cleanup_cfg): Likewise.
7098 * cfgexpand.c (tree_expand_cfg): Likewise.
7099 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7100 * function.c (get_next_funcdef_no): Likewise.
7101 * gengtype.c (main): Likewise.
7102 * genmodes.c (main): Likewise.
7103 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7104 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7105 * ifcvt.c (noce_emit_move_insn): Likewise.
7106 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7108 * stor-layout.c (get_best_mode): Likewise.
7109 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7110 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7111 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7112 perform_var_substitution, solve_graph): Likewise.
7113 * tree-vrp.c (vrp_finalize): Likewise.
7115 2007-02-01 Ian Lance Taylor <iant@google.com>
7117 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7118 high part of a paradoxical subreg, return a constant zero.
7120 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7122 * toplev.c (lang_dependent_init): Call init_set_costs.
7123 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7125 2007-02-01 Richard Guenther <rguenther@suse.de>
7128 * fold-const.c (fold_negate_expr): Allow negating a
7129 constant if overflow does not change.
7131 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7133 * doc/c-tree.texi (Expression trees): Improve markup.
7134 * doc/tm.texi (Register Classes, Addressing Modes)
7135 (Floating Point): Fix spacing after abbreviations. Fix some
7138 2007-02-01 Ben Elliston <bje@au.ibm.com>
7140 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7141 * doc/contrib.texi: Likewise.
7142 * doc/install.texi: Likewise.
7144 2007-01-31 Richard Henderson <rth@redhat.com>
7145 Ian Lance Taylor <iant@google.com>
7147 * lower-subreg.c: New file.
7148 * rtl.def (CONCATN): Define.
7149 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7151 * emit-rtl.c (update_reg_offset): New static function, broken out
7152 of gen_rtx_REG_offset.
7153 (gen_rtx_REG_offset): Call update_reg_offset.
7154 (gen_reg_rtx_offset): New function.
7155 * regclass.c: Revert patch of 2006-03-05, restoring
7157 (clear_reg_info_regno): New function.
7158 * dwarf2out.c (concatn_loc_descriptor): New static function.
7159 (loc_descriptor): Handle CONCATN.
7160 * common.opt (fsplit_wide_types): New option.
7161 * opts.c (decode_options): Set flag_split_wide_types when
7163 * timevar.def (TV_LOWER_SUBREG): Define.
7164 * rtl.h (gen_reg_rtx_offset): Declare.
7165 (reg_scan_update): Declare.
7166 * regs.h (clear_reg_info_regno): Declare.
7167 * tree-pass.h (pass_lower_subreg): Declare.
7168 (pass_lower_subreg2): Declare.
7169 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7170 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7172 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7173 * Makefile.in (OBJS-common): Add lower-subreg.o.
7174 (lower-subreg.o): New target.
7176 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7178 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7180 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7183 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7185 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7190 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7192 * cfgloop.h: Include vec-prim.h.
7193 (enum li_flags): Remove LI_ONLY_OLD.
7194 (loop_iterator): Changed.
7195 (fel_next, fel_init): Iterate over loop tree.
7196 (FOR_EACH_LOOP_BREAK): New macro.
7197 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7199 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7200 * modulo-sched.c (sms_schedule): Ditto.
7201 * tree-vectorizer.c (vectorize_loops): Ditto.
7202 * doc/loop.texi: Update information on loop numbering and behavior of
7203 FOR_EACH_LOOP wrto new loops.
7204 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7205 add_to_evolution_1): Test nestedness of loops instead of comparing
7207 * tree-chrec.c (chrec_fold_plus_poly_poly,
7208 chrec_fold_multiply_poly_poly, chrec_evaluate,
7209 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7210 reset_evolution_in_loop): Ditto.
7211 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7213 2007-01-31 Dirk Mueller <dmueller@suse.de>
7215 * c-common.c (warn_about_parentheses): Separate warning about
7216 un-parenthized sequence of comparison operators from the one
7217 which is supposed to warn about x <= y <= z.
7219 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7221 * optabs.h (enum optab_index): Add new OTI_isinf.
7222 (isinf_optab): Define corresponding macro.
7223 * optabs.c (init_optabs): Initialize isinf_optab.
7224 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7226 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7227 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7229 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7230 expand_builtin_interclass_mathfn.
7231 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7232 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7233 (fxam<mode>2_i387): New insn pattern.
7234 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7235 built-in functions as x87 inline asm.
7237 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7239 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7241 2007-01-30 Eric Christopher <echristo@apple.com>
7243 * config.gcc: Add geode.
7245 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7247 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7248 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7249 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7250 value-prof.c: Fix comment typos.
7252 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7255 * doc/invoke.texi (Wpointer-arith): Document warning.
7257 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7259 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7260 the list of discrepancies from the draft TR.
7262 2007-01-30 Dirk Mueller <dmueller@suse.de>
7265 * doc/invoke.texi (-Wreturn-type): Update description to
7268 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7270 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7272 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7274 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7275 to handle optabs that operate on floating point input argument and
7276 output to integer output.
7277 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7278 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7279 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7280 expand_builtin_interclass_mathfn ().
7281 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7283 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7284 ilogbl built-in functions as x87 intrinsics.
7286 2007-01-30 Richard Guenther <rguenther@suse.de>
7289 * dwarf2out.c (reference_to_unused): Query varpool if the
7290 variable was output.
7292 2007-01-30 Richard Guenther <rguenther@suse.de>
7295 * passes.c (execute_one_pass): Reset in_gimple_form to not
7296 confuse non-unit-at-a-time mode.
7298 2007-01-29 Roger Sayle <roger@eyesopen.com>
7299 Richard Guenther <rguenther@suse.de>
7301 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7302 avoid undefined behaviour on overflow. Use force_fit_type_double
7303 to construct the constant with the specified TREE_OVERFLOW.
7305 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7307 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7308 * config/dfp-bit.h: Ditto.
7310 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7312 * c-decl.c (pop_scope): Replace warnings with call to
7313 warn_for_unused_label.
7314 * c-common.h (warn_for_unused_label): Declare.
7315 * c-common.c (warn_for_unused_label): Define.
7317 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7319 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7322 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7324 * Makefile.in (USER_H): Remove decfloat.h.
7325 * ginclude/decfloat.h: Delete, moving contents to ...
7326 * ginclude/float.h: Add support for decimal floating point,
7327 guarded by __STDC_WANT_DEC_FP__.
7329 2007-01-29 Mike Stump <mrs@apple.com>
7331 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7332 Analysis and Representation to resolve case insensitive conflict.
7333 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7335 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7337 * tree.h (struct tree_memory_tag): Add aliases member.
7338 (MTAG_ALIASES): New macro.
7339 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7340 (add_may_alias): Remove pointer-set. Update for may_aliases being
7342 (mark_aliases_call_clobbered): Update for may_aliases being a
7344 (compute_tag_properties): Ditto.
7345 (create_partition_for): Ditto.
7346 (compute_memory_partitions): Ditto.
7347 (dump_may_aliases_for): Ditto.
7348 (is_aliased_with): Ditto.
7349 (add_may_alias_for_new_tag): Ditto.
7350 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7351 (compute_is_aliased): New function.
7352 (compute_may_aliases): Call compute_is_aliased).
7353 (init_alias_info): Initialize alias_bitmap_obstack.
7354 (union_alias_set_into): New function.
7355 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7356 (have_common_aliases_p): Rewrite to take two bitmaps and use
7358 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7360 (finalize_ref_all_pointers): Update for add_may_alias changes.
7361 (new_type_alias): Ditto.
7362 * tree-flow-inline.h (may_aliases): Return a bitmap.
7363 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7364 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7365 may_aliases being a bitmap.
7366 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7367 may_aliases now returns a bitmap.
7368 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7370 * tree-ssa-operands.c (add_virtual_operand): Update for
7371 may_aliases being a bitmap.
7373 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7375 PR tree-optimization/30630
7376 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7377 variable as changed.
7379 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7382 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7383 expanded only once even if an error occurs.
7385 2007-01-29 Ben Elliston <bje@au.ibm.com>
7387 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7388 (__gcov_average_profiler): Likewise.
7389 (__gcov_ior_profiler): Likewise.
7390 (__gcov_merge_ior): Likewise.
7392 2007-01-28 Jan Hubicka <jh@suse.cz>
7394 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7395 * value-prof.c (stringop_block_profile): Likewise.
7397 2007-01-28 Jan Hubicka <jh@suse.cz>
7399 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7400 variant handling histograms; add wrapper.
7401 (clear_storage_via_libcall): Export.
7402 (emit_block_move_hints): Break out from ...; add histograms.
7403 (emit_block_move): ... this one.
7404 (clear_storage_hints): Break out from ...; add histograms.
7405 (clear_storage): ... this one.
7406 (set_storage_via_memset): Handle histogram.
7407 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7408 (clear_storage_hints, clear_storage_via_libcall): Declare.
7409 (set_storage_via_setmem): Update prototype.
7410 * doc/md.texi (movmem, setmem): Document new arguments.
7412 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7414 (stringop_block_profile): New global function.
7415 (tree_stringops_values_to_profile): Profile block size and alignment.
7416 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7418 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7419 (stringop_block_profile): Declare.
7420 * builtins.c: Include value-prof.h.
7421 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7422 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7423 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7424 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7425 * profile.c (instrument_values): Add new counters.
7426 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7428 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7429 (tree_init_edge_profiler): Build new profilers.
7430 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7431 (pass_tree_profile): Add dump.
7432 (tree_profile_hooks): Update.
7433 * Makefile.in (LIBGCOV): Add new constants.
7434 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7435 __gcov_ior_profiler): New.
7436 * i386.md (movmem/setmem expanders): Add new optional arguments.
7438 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7440 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7442 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7444 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7445 (tree_unswitch_single_loop): Pass eni_size_weights to
7446 tree_num_loop_insns.
7447 * tree-ssa-loop-manip.c: Include tree-inline.h.
7448 (can_unroll_loop_p): Pass eni_size_weights to
7449 tree_num_loop_insns.
7450 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7451 Pass eni_size_weights to estimate_num_insns.
7452 * tree.h (init_inline_once): Export.
7453 * toplev.c (backend_init): Call init_inline_once.
7454 * cgraphunit.c (cgraph_process_new_functions,
7455 cgraph_analyze_function): Pass eni_inlining_weights to
7457 * ipa-inline.c (compute_inline_parameters): Ditto.
7458 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7459 to estimate_num_insns.
7460 (try_unroll_loop_completely): Pass eni_size_weights to
7461 tree_num_loop_insns.
7462 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7463 ot estimate_num_insns.
7464 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7465 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7466 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7467 eni_time_weights): New variables.
7468 (init_inline_once): Initialize them.
7469 (struct eni_data): Mew.
7470 (estimate_num_insns_1, estimate_num_insns): Use weights.
7471 * tree-inline.h (struct eni_weights_d): New.
7472 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7473 (estimate_num_insns): Declaration changed.
7474 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7475 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7476 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7478 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7480 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7481 relations in the conflict function is valid.
7483 2007-01-27 Ian Lance Taylor <iant@google.com>
7485 * common.opt: Add fstrict-overflow.
7486 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7487 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7488 (TYPE_OVERFLOW_UNDEFINED): Define.
7489 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7491 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7492 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7493 (fold_negate_expr): Likewise.
7494 (make_range): Likewise.
7495 (extract_muldiv_1): Likewise.
7496 (maybe_canonicalize_comparison): Likewise.
7497 (fold_comparison): Likewise.
7498 (fold_binary): Likewise.
7499 (tree_expr_nonnegative_p): Likewise.
7500 (tree_expr_nonzero_p): Likewise.
7501 * tree-vrp.c (compare_values): Likewise.
7502 (extract_range_from_binary_expr): Likewise.
7503 (extract_range_from_unary_expr): Likewise.
7504 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7506 (nowrap_type_p): Likewise.
7507 * tree-scalar-evolution.c (simple_iv): Likewise.
7508 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7509 (build_range_check): Likewise.
7510 (extract_muldiv_1): Likewise.
7511 (fold_comparison): Likewise.
7512 * tree-vrp.c (vrp_int_const_binop): Likewise.
7513 (extract_range_from_unary_expr): Likewise.
7514 * convert.c (convert_to_integer): Likewise.
7515 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7516 (fold_comparison): Likewise.
7517 (fold_binary): Likewise.
7518 * optabs.c (optab_for_tree_code): Likewise.
7519 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7520 * simplify-rtx.c (simplify_const_relational_operation): Check
7521 flag_strict_overflow and flag_trapv.
7522 (simplify_const_relational_operation): Likewise.
7523 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7524 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7527 2007-01-27 Roger Sayle <roger@eyesopen.com>
7529 * tree.c (tree_fold_gcd): Delete.
7530 * tree.h (tree_fold_gcd): Remove prototype.
7531 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7532 test whether one constant integer is a multiple of another. Instead
7533 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7534 * fold-const.c (multiple_of_p): We've determined both TOP and
7535 BOTTOM are integer constants so we can call int_const_binop directly
7536 instead of the more generic const_binop.
7538 2007-01-27 Roger Sayle <roger@eyesopen.com>
7540 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7541 1*X check that the constant hasn't overflowed, to preserve the
7543 (round_up): Provide an efficient implementation when rouding-up an
7544 INTEGER_CST to a power-of-two.
7546 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7548 * doc/sourcebuild.texi: Add comma for clarity.
7549 * doc/extend.texi: Fix some typos.
7550 * doc/passes.texi: Likewise.
7551 * doc/cppinternals.texi: Likewise.
7552 * doc/c-tree.texi: Likewise.
7553 * doc/tree-ssa.texi: Likewise.
7554 * doc/install.texi: Likewise.
7556 2007-01-27 Jan Hubicka <jh@suse.cz>
7558 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7559 (pass_sra): Do not require alias information.
7560 * passes.c (init_optimization_passes): Add SRA
7562 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7564 * tracer.c (rest_of_handle_tracer): We already cleaned
7565 up the CFG in tracer() so don't do it here again.
7566 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7567 cleanup_cfg here, either. And don't call renumber_insns.
7569 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7570 and BB_HEAD are in the insn stream here. Instead make sure
7571 that BB_INSN is valid on all insns. Also, do check here that
7572 there are no pending branch predictions...
7573 (rtl_verify_flow_info): ...instead of doing it here. Checks
7574 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7577 2007-01-26 Roger Sayle <roger@eyesopen.com>
7579 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7580 function to simplify/factorize operand order canonicalization.
7581 (ix86_fixup_binary_operands): Reorganize using the above function.
7582 (ix86_binary_operator_ok): Likewise.
7584 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7586 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7587 file scope from optimize_attrs.
7588 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7590 (optimize_attrs): Clear insn_code_values after freeing it.
7592 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7594 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7595 a parts.base assignment.
7597 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7599 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7600 (compute_subscript_distance, initialize_data_dependence_relation,
7601 finalize_ddr_dependent, analyze_ziv_subscript,
7602 analyze_siv_subscript_cst_affine,
7603 compute_overlap_steps_for_affine_univar,
7604 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7605 analyze_siv_subscript, analyze_miv_subscript,
7606 analyze_overlapping_iterations, subscript_dependence_tester_1,
7607 compute_self_dependence, free_dependence_relation): Work
7608 with affine_fn instead of chrecs.
7609 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7610 common_affine_function, affine_function_base,
7611 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7612 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7613 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7614 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7615 (all_chrecs_equal_p): Removed.
7616 * tree-data-ref.h (affine_fn, conflict_function): New types.
7617 (struct subscript): Change type of conflicting_iterations_in_a
7618 and conflicting_iterations_in_b.
7620 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7623 * config/pa/pa.h (TARGET_HPUX_11): New.
7624 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7625 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7627 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7628 Richard Guenther <rguenther@suse.de>
7630 * tree-ssa-structalias.c (solve_graph): Handle case
7631 we merged the variable to another.
7633 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7635 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7638 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7639 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7641 2007-01-25 DJ Delorie <dj@redhat.com>
7643 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7644 allow changes to modes which don't fit in those registers.
7646 * reload1.c (choose_reload_regs): Check for invalid subregs before
7647 computing their locations, not after.
7649 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7652 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7653 save Altivec registers in an eh_return function.
7654 (compute_vrsave_mask): Likewise.
7655 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7656 for saving Altivec registers.
7657 (rs6000_emit_prologue): Don't allocate stack twice in
7658 eh_return function. Correct expected value of altivec_save_offset
7659 when using save_world. Describe save of R0 to stack when using
7660 save_world. Describe stack pointer adjustment when using
7661 save_world. Remove duplicated eh_return parameter register saving.
7662 Update sp_offset variable after save_world.
7663 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7665 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7666 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7669 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7671 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7673 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7676 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7677 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7679 2007-01-25 Richard Guenther <rguenther@suse.de>
7681 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7682 * common.opt (-Wcoverage-mismatch): New warning option.
7683 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7684 if -Wcoverage-mismatch is given.
7686 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7688 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7689 (ipcp_driver): Change to static definition.
7690 Add dumping of the ifunctions.
7691 (constant_val_insert): Remove unused parameter. Support for SSA.
7692 (ipcp_propagate_const): Support for SSA.
7693 (ipcp_profile_bb_print): Print only analyzed nodes.
7694 (ipcp_replace_map_create): Remove support for Fortran constant
7696 * ipa-prop.c (ipa_method_modify_stmt,
7697 ipa_callsite_compute_param): Support for SSA.
7698 * ipa-prop.h (ipcp_driver): Remove declaration.
7699 (IS_VALID_TREE_MAP_INDEX): Add define.
7701 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7703 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7705 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7708 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7709 constant argument to cabs and do it without checking for
7710 -funsafe-math-optimizations.
7712 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7714 * c-common.h (RID_FIRST_CXX0X): New.
7715 (RID_LAST_CXX0X): New.
7716 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7718 * c.opt (Wc++0x-compat): New.
7719 * doc/invoke.texi (-Wc++0x-compat): Document.
7721 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7723 * builtins.c (fold_builtin_carg): New.
7724 (fold_builtin_1): Use it.
7726 2007-01-24 Jan Hubicka <jh@suse.cz>
7728 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7730 * ipa-inline.c (initial_insns, max_insns): Delete.
7731 (compute_max_insns): New function.
7732 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7733 of insns as base for code growth.
7734 (cgraph_decide_inlining): Make initial_insns local; do not compute
7736 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7737 * doc/invoke.texi (inline-unit-growth): Update docs.
7739 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7741 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7742 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7743 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7744 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7745 for CPUs that have PTA_CX16 set.
7748 * gimplify.c (omp_check_private): New function.
7749 (gimplify_scan_omp_clauses): Use it for
7750 firstprivate/lastprivate/reduction.
7753 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7754 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7757 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7758 If lower_lastprivate_clauses emits some statements, append them
7759 to dlist rather than body_p and to body_p append an initializer.
7760 (lower_omp_for): Adjust caller.
7762 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7764 * target.h (globalize_decl_name): New.
7765 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7766 * output.h (default_globalize_decl_name): New.
7767 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7769 (globalize_decl): Ditto.
7770 (default_globalize_decl_name): New.
7771 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7772 (ia64_handle_version_id_attribute): New.
7773 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7774 (ia64_asm_output_external): Use globalize_decl_name instead
7776 * doc/extend.texi (version_id): New pragma.
7777 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7779 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7781 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7782 _uleb128_t and _Unwind_SWord with _sleb128_t.
7783 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7784 uw_frame_state_for, uw_update_context_1): Likewise.
7785 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7786 * unwind-pe.h (read_uleb128, read_sleb128,
7787 read_encoded_value_with_base): Likewise.
7788 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7790 2007-01-24 Richard Guenther <rguenther@suse.de>
7792 * builtins.c (expand_builtin_cexpi): Get the fndecl
7793 for cexp in the correct way.
7795 2007-01-24 Jan Hubicka <jh@suse.cz>
7797 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7799 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7801 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7802 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7803 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7804 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7805 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7806 __SIZEOF_PTRDIFF_T__.
7807 * doc/cpp.texi: Documentation for the new builtin macros added.
7809 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7812 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7813 instead of operands[2] to avoid access past the end of array.
7815 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7817 * reload1.c (emit_reload_insns): Pass the reload register
7818 for a non-spill output reload through forget_old_reloads_1.
7820 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7822 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7823 _SOFT_DOUBLE if doubles use software floating-point.
7824 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7825 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7826 * config/rs6000/darwin-ldouble.c: Also compile functions for
7827 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7828 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7829 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7830 commented-out long double override.
7831 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7832 * config/rs6000/eabispe.h: Likewise.
7833 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7834 long double for non-SPE.
7835 (rs6000_handle_option): Likewise.
7836 (invalid_e500_subreg): Disallow more subregs involding DImode,
7837 DFmode, TImode or TFmode.
7838 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7840 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7842 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7843 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7845 (rs6000_legitimate_address): Also check for TFmode for E500
7847 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7848 (spe_build_register_parallel): Handle TFmode and TCmode.
7849 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7851 (function_arg): Handle TFmode and TCmode for E500 double.
7852 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7854 (print_operand): Handle TFmode and TImode for %y.
7855 (rs6000_generate_compare): Handle TFmode comparisons for E500
7857 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7858 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7859 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7860 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7861 TFmode for E500 double.
7862 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7863 (floatsidf2): Enable for E500 double.
7864 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7865 (extenddftf2): Change to extenddftf2_fprs.
7866 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7867 depending on TARGET_E500_DOUBLE.
7868 (extendsftf2): Enable for E500 double.
7869 (trunctfdf2): Enable for E500 double.
7870 (trunctfsf2): Change to trunctfsf2_fprs.
7871 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7872 depending on TARGET_E500_DOUBLE.
7873 (floatsitf2): Enable for E500 double.
7874 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7875 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7876 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7877 (negtf2): Change to negtf2_internal.
7878 (negtf2): New expander.
7879 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7880 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7881 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7882 (movdi_internal32): Use rs6000_nonimmediate_operand.
7883 (unnamed splitter): Likewise.
7884 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7885 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7886 (SPE64TF, DITI): New mode macros.
7887 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7890 (frob_<mode>_di_2): New.
7891 (frob_tf_di_8_2): New.
7892 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7894 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7896 (frob_ti_<mode>_8_2): New.
7897 (frob_ti_tf_2): New.
7898 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7899 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7901 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7902 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7903 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7904 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7905 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7906 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7909 2007-01-23 Ian Lance Taylor <iant@google.com>
7911 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7913 (OBJS-archive): Reformat, alphabetize.
7914 (OBJS): Change out_object_file to OBJS-md.
7916 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7918 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7919 JUMP_P and CALL_P predicates where applicable.
7920 * config/i386/i386.c: Ditto.
7921 * config/i386/i386.md: Ditto.
7922 * config/i386/mmx.md: Ditto.
7923 * config/i386/predicates.md: Ditto.
7925 2007-01-22 Andreas Schwab <schwab@suse.de>
7927 * config/m68k/m68k.h: Fix comment.
7929 2007-01-22 Jan Hubicka <jh@suse.cz>
7931 * passes.c (init_optimization_passes): Do not rerun
7932 pass_early_warn_uninitialized.
7934 2007-01-22 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/30038
7937 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7939 (execute_cse_sincos_1): Likewise.
7940 (execute_cse_sincos): Likewise.
7941 (gate_cse_sincos): Likewise.
7942 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7943 the cexpi() canonicalization of sincos().
7944 * tree-pass.h (pass_cse_sincos): Declare.
7945 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7947 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7949 PR rtl-optimization/29329
7950 * combine.c (replaced_rhs_insn): Rename to i2mod.
7951 (replaced_rhs_value): Rename to i2mod_new_rhs.
7952 (i2mod_old_rhs): New global variable.
7953 (combine_instructions): Adjust for above change. Save a copy of
7954 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7955 note are substituted in the second instruction.
7956 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7957 ditch the note if it pertains to the second eliminated register
7958 and this register is mentioned in i2mod_old_rhs.
7961 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7963 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7964 the insn to which the note was originally attached.
7966 2007-01-21 Jan Hubicka <jh@suse.cz>
7968 * ipa-inline.c (inlining_mode): Comment, move up.
7969 (cgraph_decide_inlining_incrementally): Do not perform inlining
7970 itself; fix handling of flattening of self recursive functions.
7971 (cgraph_find_cycles): Remove.
7972 (cgraph_flatten_node): Remove.
7973 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7974 (try_inline): New function.
7975 (cgraph_early_inlining): Update call of
7976 cgraph_decide_inlining_incrementally. Apply inlining here.
7977 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7979 2007-01-21 Dirk Mueller <dmueller@suse.de>
7982 * tree-vrp.c (check_array_bounds): do not warn
7983 about ADDR_EXPR's of ARRAY_REF's which are immediately
7984 used in binary expressions.
7986 2007-01-21 Ira Rosen <irar@il.ibm.com>
7988 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7989 read_write_dep and macros for its access.
7990 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7991 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7992 argument, call vect_check_interleaving for every independent pair of
7993 data-refs. Mark loads that access the same memory location as a store
7995 (vect_check_dependences): Remove.
7996 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7997 call, fix the call to vect_analyze_data_ref_dependence.
7998 (vect_analyze_data_ref_access): For statements that access the same
7999 data-ref, check that they are not stores; for loads, check that there
8000 is no store that access the same location.
8002 2007-01-20 Roger Sayle <roger@eyesopen.com>
8003 Joseph Myers <joseph@codesourcery.com>
8005 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8006 (-fdump-rtl-stack): Likewise.
8007 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8008 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8009 (-mpt-fixed): Use @minus{} for minus sign.
8010 (Using Precompiled Headers): Fix under/overfull hbox.
8012 2007-01-20 Jan Hubicka <jh@suse.cz>
8014 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8015 place within annotation.
8017 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8019 * pa.c (output_move_double): Change array size of xoperands to 4.
8021 2007-01-20 Jan Hubicka <jh@suse.cz>
8023 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8026 2007-01-19 Ian Lance Taylor <iant@google.com>
8028 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8029 constant to unsigned HOST_WIDE_INT before negating.
8031 2007-01-19 Ian Lance Taylor <iant@google.com>
8033 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8035 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8036 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8037 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8038 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8039 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8040 (realloc_vdef, realloc_vuse): Change second parameter to
8042 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8044 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8045 unsigned. Change x and lim locals to unsigned.
8046 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8048 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8049 (copy_virtual_operands): Change i and n locals to unsigned.
8051 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * builtins.c (fold_builtin_1): Handle builtin fdim.
8056 2007-01-20 Jan Hubicka <jh@suse.cz>
8058 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8059 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8060 init_alias_heapvars.
8061 (init_alias_heapvars): Initialize only when not already initialized.
8062 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8064 2007-01-19 Roger Sayle <roger@eyesopen.com>
8066 * common.opt (fsigned-zeros): New command line option.
8067 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8068 of flag_unsafe_math_optimizations.
8069 * opts.c (set_fast_math_flags): The -ffast-math command line option
8070 implies -fno-signed-zeros.
8071 (fast_math_flags_set_p): Likewise.
8073 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8074 the documentation of -ffast-math appropriately. Wrap long lines.
8076 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8078 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8079 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8081 2007-01-19 Tomas Bily <tbily@suse.cz>
8083 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8085 (tree_init_ic_make_global_vars): New function
8086 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8087 (tree_gen_ic_profiler): New function
8088 (tree_gen_ic_func_profiler): New function
8089 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8090 (tree_profile_hooks): Added hook for indirec/virtual calls
8091 * value-prof.c (tree_find_values_to_profile): New case for
8093 (tree_values_to_profile): Call for determining indirect/virtual
8095 (tree_indirect_call_to_profile): New function
8096 (tree_ic_transform): New function
8097 (tree_ic): New function
8098 (find_func_by_pid): New function
8099 (init_pid_map): New function
8100 (tree_value_profile_transformations): Added check for
8101 indirect/virtual call transformation
8102 * value-prof.h (enum hist_type): New counter type for
8103 indirect/virtual calls
8104 (profile_hooks): Added new hook for profiling indirect/virtual
8106 * profile.c (instrument_values): New case for indirect/virtual
8108 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8109 (GCOV_COUNTER_V_INDIR): New counter type
8110 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8111 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8113 * cgraph.c: Definition of cgraph_max_pid
8114 (cgraph_create_node): Default init of pid attribute
8115 * cgraph.h: Declaration of cgraph_max_pid
8116 (struct cgraph_node): Added pid attribute
8117 * libgcov.c (__gcov_indirect_call_profiler): New function
8118 (__gcov_one_value_profiler_body): New function
8119 (__gcov_one_value_profiler): Body was moved to
8120 __gcov_one_value_profiler_body and calls it
8122 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8124 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8125 * gengtype.c (write_types_data, write_func_for_structure,
8126 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8127 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8128 (walk_type, write_func_for_structure): Generate the mark_hook if
8131 2007-01-19 Jan Hubicka <jh@suse.cz>
8133 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8134 'early' argument take inlining mode argument specifying whether to
8135 inline for size/speeed or all functions; add support for flattening;
8137 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8139 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8142 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8143 the name of the declared identifier.
8145 2007-01-19 Dirk Mueller <dmueller@suse.de>
8147 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8148 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8149 duplicate evaluation.
8151 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8153 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8154 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8155 to XFMode, use acosxf2 and truncate result to requested mode.
8156 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8157 (asin<mode>2): Similarly, with asin expanders.
8158 (*fscalexf4_i387): Rename from *fscalexf4.
8159 (expNcorexf3): New expander.
8160 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8161 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8162 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8163 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8164 patterns for SSE math.
8165 (exp10<mode>2): Similarly, with exp10 expanders.
8166 (exp2<mode>2): Similarly, with exp2 expanders.
8167 (expm1<mode>2): Similarly, with expm1 expanders.
8168 (ldexp<mode>3): Similarly, with ldexp expanders.
8169 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8170 Use gen_truncxf<mode>2_i387_noop to truncate result.
8172 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8174 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8175 for ColdFire targets.
8177 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8178 Richard Sandiford <richard@codesourcery.com>
8180 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8181 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8182 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8183 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8184 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8185 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8187 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8189 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8190 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8191 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8192 (*adddi_dilshr32_cf): New pattern.
8193 (adddi3, subdi3): Remove first alternatives.
8195 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8197 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8198 implemented using move.l, do not use its cc result for floating-point
8201 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8203 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8204 from accepting 's' constraints if flag_pic.
8206 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8208 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8209 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8210 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8211 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8213 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8215 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8216 ColdFire alternatives.
8217 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8218 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8219 architectures that support ff1 instruction.
8221 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8222 Julian Brown <julian@codesourcery.com>
8224 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8225 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8226 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8231 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8233 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8234 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8235 HOST_WIDE_INT instead of an rtx.
8236 (m68k_rtx_costs): Update call accordingly.
8237 (output_move_const_into_data_reg): Likewise. Fix formatting.
8238 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8240 (output_move_simode_const): Update calls after above changes.
8241 Rework to use automatic variables and predicates like MEM_P.
8242 * config/m68k/m68k.md (pushexthisi_const): Update call to
8245 2007-01-19 Dirk Mueller <dmueller@suse.de>
8247 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8250 2007-01-19 Richard Guenther <rguenther@suse.de>
8252 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8253 via cexp in case sincos is not available.
8255 2007-01-19 Richard Guenther <rguenther@suse.de>
8257 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8258 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8259 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8260 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8261 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8262 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8263 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8264 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8266 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8270 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8271 (atan2xf3): Directly generate RTL pattern.
8272 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8273 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8274 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8275 disable patterns for SSE math.
8276 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8277 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8278 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8279 disable patterns for SSE math.
8281 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8283 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8285 2007-01-18 Roger Sayle <roger@eyesopen.com>
8287 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8288 VIEW_CONVERT_EXPR to the same type as it's operand.
8290 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8292 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8293 configured for long double 128.
8295 2007-01-18 Mike Stump <mrs@apple.com>
8297 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8300 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8302 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8305 2007-01-18 Jan Hubicka <jh@suse.cz>
8307 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8308 greater than NUM_VOP_FREE_BUCKETS.
8310 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8312 * tree-ssa-structalias.c: Update comments.
8313 (ptabitmap_obstack): Removed.
8315 (oldpta_obstack): Ditto.
8316 (stats): Add a few members.
8317 (struct variable_info): Remove node, complex, address_taken, and
8318 indirect_target members. Add oldsolution member.
8319 (new_var_info): Do not initialize removed members.
8320 (constraint_expr_type): Remove INCLUDES.
8321 (constraint_graph): Add size, implicit_preds, rep,
8322 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8323 (FIRST_REF_NODE): New macro.
8324 (LAST_REF_NODE): Ditto.
8325 (FIRST_ADDR_NODE): Ditto.
8326 (find): New function.
8328 (dump_constraint): Do not handle INCLUDES.
8329 (insert_into_complex): Do not insert duplicate constraints.
8330 (condense_varmap_nodes): Renamed and rewritten into ...
8331 (merge_node_constraints): This. Also fix bug in handling of
8332 offseted copy constraints.
8333 (clear_edges_for_node): No longer need to deal with preds at all,
8334 or removing associated preds/succs.
8335 (merge_graph_nodes): Deal with indirect_cycles.
8336 Don't deal with predecessors.
8337 (add_implicit_graph_edge): New function.
8338 (add_pred_graph_edge): Ditto.
8339 (add_graph_edge): Don't deal with predecessors.
8340 (build_constraint_graph): Removed.
8341 (build_pred_graph): New function.
8342 (build_succ_graph): Ditto.
8343 (struct scc_info): Removed in_component. Added roots, dfs, and
8344 node_mapping. Remove visited_index, unification_queue.
8345 (scc_visit): Deal with union-find we do now.
8346 Deal with cycles with REF nodes.
8347 (collapse_nodes): Renamed and rewritten to ...
8348 (unify_nodes): This.
8349 (process_unification_queue): Removed.
8350 (topo_visit): Cleanup
8351 (do_da_constraint): Use find.
8352 (do_sd_constraint): Ditto.
8353 (do_ds_constraint): Ditto.
8354 (do_complex_constraint): Ditto.
8355 (init_scc_info): Update for removed and added members.
8356 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8357 (find_indirect_cycles): This.
8358 (equivalence_class): New variable.
8359 (label_visit): New function.
8360 (perform_variable_substitution): Rewritten.
8361 (free_var_substitution_info): New function.
8362 (find_equivalent_node): Ditto.
8363 (move_complex_constraints): Ditto.
8364 (eliminate_indirect_cycles): Ditto.
8365 (solve_graph): Only propagate changed bits.
8366 Use indirect cycle elimination.
8368 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8369 (tree_id_eq): Renamed to ...
8370 (tree_vi_eq): This. Update for member change
8371 (insert_id_for_tree): Renamed and rewritten to ...
8372 (insert_vi_for_tree): This.
8373 (lookup_id_for_tree): Renamed and rewritten to ...
8374 (lookup_vi_for_tree): This.
8375 (get_id_for_tree): Renamed and rewritten to ...
8376 (get_vi_for_tree): Ditto.
8377 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8378 (process_constraint): Don't handle INCLUDES.
8379 Remove special ADDRESSOF case.
8380 (find_func_aliases): Rewrite to use vi functions instead of id
8382 (create_function_info_for): Ditto.
8383 (create_variable_info_for): Ditto.
8384 (intra_create_variable_infos): Ditto.
8385 (merge_smts_into): Ditto.
8386 (find_what_p_points_to): Ditto.
8387 (init_base_vars): Ditto.
8388 (init_alias_vars): Ditto.
8389 (remove_preds_and_fake_succs): New function.
8390 (dump_sa_points_to_info): Dump new stats.
8391 (dump_solution_for_var): Use find.
8392 (set_used_smts): Fix formatting.
8393 (compute_points_to_sets): Updated for new functions.
8394 (ipa_pta_execute): Ditto.
8396 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8397 Richard Sandiford <richard@codesourcery.com>
8399 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8401 * calls.c (expand_call): If the return value is a PARALLEL,
8402 extract its first member.
8403 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8404 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8405 use FUNCTION_EXTRA_EPILOGUE.
8406 (m68k_function_value): Return a PARALLEL if the return value
8407 is of a pointer type.
8408 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8409 (FUNCTION_EXTRA_EPILOGUE): Remove.
8410 * config/m68k/m68k.md (D0_REG): New constant.
8412 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8414 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8415 output a NOP for empty epilogues.
8417 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8419 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8420 before function. Extend register save check to include all
8421 registers, not just integer ones.
8423 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8425 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8426 (m68k_use_return_insn): ...this.
8427 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8428 * config/m68k/m68k.c (use_return_insn): Rename to...
8429 (m68k_use_return_insn): ...this.
8430 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8433 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8435 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8436 nearest even, fix denormal rounding overflow.
8438 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8440 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8441 f%$smove and f%$move.
8442 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8443 (extendsfdf2_cf): Use fdmove instead of f%&move.
8444 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8445 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8447 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8449 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8452 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8454 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8455 (coldfire_single_format): Declare.
8456 (coldfire_double_format): Likewise.
8457 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8458 of qnan_msb_set to determine the lower bits of a canonical
8460 (encode_ieee_double): Likewise.
8461 (encode_ieee_quad): Likewise.
8462 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8463 (mips_single_format): Likewise.
8464 (ieee_double_format): Likewise.
8465 (mips_double_format): Likewise.
8466 (ieee_extended_motorola_format): Likewise.
8467 (ieee_extended_intel_96_format): Likewise.
8468 (ieee_extended_intel_128_format): Likewise.
8469 (ieee_extended_intel_96_round_53_format): Likewise.
8470 (ibm_extended_format): Likewise.
8471 (mips_extended_format): Likewise.
8472 (ieee_quad_format): Likewise.
8473 (mips_quad_format): Likewise.
8474 (vax_f_format): Likewise.
8475 (vax_d_format): Likewise.
8476 (vax_g_format): Likewise.
8477 (i370_single_format): Likewise.
8478 (i370_double_format): Likewise.
8479 (decimal_single_format): Likewise.
8480 (decimal_double_format): Likewise.
8481 (decimal_quad_format): Likewise.
8482 (c4x_single_format): Likewise.
8483 (c4x_extended_format): Likewise.
8484 (real_internal_format): Likewise.
8485 (coldfire_single_format): New real_format.
8486 (coldfire_double_format): Likewise.
8487 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8488 canonical_nan_lsbs_set.
8489 (pdp11_d_format): Likewise.
8490 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8491 if TARGET_COLDFIRE_CPU.
8493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8495 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8496 (output_call, m68k_legitimize_call_address): Declare.
8497 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8498 parenthesees. Add support for a 'W' constraint.
8499 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8500 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8501 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8502 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8504 (override_options): Initialize them. Do not set flag_no_function_cse
8505 for TARGET_ID_SHARED_LIBRARY.
8506 (m68k_output_pic_call): Delete.
8507 (m68k_legitimize_call_address): New function.
8508 (print_operand): Remove the %o prefix. Handle the %p prefix.
8509 (output_call): New function.
8510 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8511 target address from the GOT if symbolic jumps are not allowed.
8512 * config/m68k/m68k.md (call, general_operand): Do not set
8513 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8514 Merge separate flag_pic and !flag_pic define_insns into...
8515 (*call, *call_value): ...these new patterns. Match the address
8516 rather than the containing MEM and require it to be a call_operand.
8517 Use output_call to generate the asm template.
8518 * config/m68k/predicates.md (const_call_operand): New predicate.
8519 (call_operand): Likewise.
8521 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8523 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8524 (STACK_GROWS_DOWNWARD): Define to 1.
8525 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8526 comments, emphasizing that these values are only defaults.
8527 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8528 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8530 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8532 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8534 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8535 Richard Sandiford <richard@codesourcery.com>
8537 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8538 (FP_REGNO_P): New macros.
8539 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8540 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8541 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8542 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8544 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8546 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8547 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8549 * config/m68k/t-floatlib: New file, extracting common code from...
8550 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8551 * config/m68k/t-uclinux: Here.
8552 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8553 routines on ColdFire targets.
8555 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8558 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8559 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8560 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8561 explicitly set MOTOROLA to 1.
8562 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8564 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8565 Nathan Sidwell <nathan@codesourcery.com>
8567 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8568 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8569 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8570 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8571 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8572 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8573 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8574 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8575 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8576 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8577 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8578 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8579 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8580 (DBX_REGISTER_NUMBER): Delete.
8581 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8582 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8583 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8585 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8587 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8588 * config/flat.h: New file.
8589 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8591 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8592 indirect references for -msep-data or -mid-shared-library.
8593 Do not use PC-relative code addresses either.
8594 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8596 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8597 for shared libraries and crt1.o for executables. Use crti.o and
8599 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8600 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8601 Do not add -elf2flt or -shared-lib-id options here.
8602 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8603 Pass -shared-lib-id if -mid-shared-library, taking the library
8604 identifier from -mshared-library-id if given, otherwise
8606 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8607 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8608 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8609 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8610 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8611 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8613 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8614 jump sequence for ISA A and ISA A+.
8615 (PICJUMP): Likewise.
8617 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8619 * config.gcc (m68k-*-uclinux*): Base the port on the common
8620 and m68k GNU/Linux files rather than on the generic ELF ones.
8621 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8622 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8624 2007-01-18 Julian Brown <julian@codesourcery.com>
8625 Richard Sandiford <richard@codesourcery.com>
8627 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8628 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8629 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8631 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8633 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8635 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8637 * doc/install.texi: Document m68k-uclinuxoldabi.
8638 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8639 * config/m68k/uclinux-oldabi.h: New file, copied from
8640 config/m68k/uclinux.h.
8642 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8644 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8645 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8646 (m32r_compute_frame_size): Use unsigned for regno.
8647 (m32r_reload_lr): Use gen_frame_mem.
8649 (m32r_output_function_epilogue): Don't output the function epilogue
8651 (m32r_expand_epilogue): New.
8652 (direct_return): Return false if the function has the interrupt
8654 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8655 * config/m32r/m32r.md (epilogue): New expander.
8656 (return_lr, return_rte): New insns.
8657 (return): Make it expander.
8658 (return_normal): New expander.
8660 2007-01-18 Josh Conner <jconner@apple.com>
8663 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8664 support for UNLE, UNLT, UNGE, and UNGT.
8666 2007-01-18 Jan Hubicka <jh@suse.cz>
8668 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8669 * tree-tailcall (add_virtual_phis): Likewise.
8670 (optimize_tail_call): Return TODOs.
8671 (execute_tail_calls): Return TODOs.
8672 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8673 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8675 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8676 Cleanup cfg using TODO.
8677 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8678 * passes.c (execute_function_todo): When cleanup did something, remove
8680 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8681 (make_edges): Don't cleanup_cfg.
8683 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8685 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8686 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8687 operate on the top of stack.
8688 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8689 register handling of instructions that output to the second
8691 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8692 (move_for_stack_reg): Special-case check for dead destination
8693 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8695 * config/i386/i386.md (UNSPEC_TAN): New constant.
8696 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8697 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8698 to correctly model move of constant 1.0 to top stack slot.
8699 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8700 (unnamed peephole2 pattern): Remove corresponding peephole2
8701 pattern that optimizes tan insn and loading of constant 1.0.
8702 (tanxf2): Use fptanxf4_i387.
8703 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8704 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8705 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8706 disable patterns for SSE math.
8707 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8708 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8710 2007-01-18 Dirk Mueller <dmueller@suse.de>
8711 Richard Guenther <rguenther@suse.de>
8714 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8715 * common.opt (Warray-bounds): Add new warning option.
8716 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8718 * Makefile.in: make tree-vrp.o depend on toplev.h
8719 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8721 (check_array_refs, check_array_bounds, check_array_ref): New.
8723 2007-01-18 Jan Hubicka <jh@suse.cz>
8725 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8726 (execute_ssa_ccp): Return flags conditionally.
8727 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8729 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8731 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8733 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8734 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8736 * Makefile.c (GTFILES): Add cfglayout.h.
8737 * gengtype.c (open_base_files): Likewise.
8738 * cfglayout.c (cfg_layout_function_footer,
8739 cfg_layout_function_header) Reindent to make gengtype happy.
8740 * cfglayout.h (cfg_layout_function_footer,
8741 cfg_layout_function_header): Add GTY(()) marker.
8743 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8745 2007-01-18 Ben Elliston <bje@au.ibm.com>
8747 * genautomata.c (write_automata): Include xstrerror output in the
8748 error message if writing the DFA description file fails.
8750 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8752 * config/mips/mips-protos.h (mips_output_external): Make it
8754 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8755 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8756 (extern_list): Likewise.
8757 (extern_head): Likewise.
8758 (TARGET_ASM_FILE_END): Likewise.
8759 (mips_file_end): Likewise.
8760 (mips_output_external): Rewritten.
8762 2007-01-18 Ben Elliston <bje@au.ibm.com>
8764 * genpreds.c (write_insn_preds_c): Only write out the function
8765 body for regclass_for_constraint if we have register constraints.
8767 2007-01-17 Tom Tromey <tromey@redhat.com>
8769 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8770 * doc/install.texi (Testing): Use sourceware.org.
8771 (Binaries): Likewise.
8772 (Specific): Likewise.
8773 * doc/contrib.texi (Contributors): Use sourceware.org.
8775 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8777 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8778 (AVR_ENHANCED): Rename to ...
8779 (AVR_HAVE_MUL): ... new.
8780 (avr_enhanced_p): Rename to ...
8781 (avr_have_mul_p): ... new.
8782 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8783 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8784 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8785 (avr_have_mul_p): ... new.
8786 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8787 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8788 'avr_enhanced_p' and 'enhanced'.
8789 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8790 AVR_HAVE_MUL instead of AVR_ENHANCED.
8791 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8792 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8793 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8794 instead of AVR_ENHANCED.
8795 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8796 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8797 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8799 2007-01-17 Ian Lance Taylor <iant@google.com>
8801 * vec.h (VEC_reserve_exact): Define.
8802 (vec_gc_p_reserve_exact): Declare.
8803 (vec_gc_o_reserve_exact): Declare.
8804 (vec_heap_p_reserve_exact): Declare.
8805 (vec_heap_o_reserve_exact): Declare.
8806 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8808 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8810 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8811 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8812 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8813 * vec.c (calculate_allocation): Add exact parameter. Change all
8815 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8816 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8817 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8818 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8819 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8820 (vec_heap_p_reserve_exact): New function.
8821 (vec_heap_o_reserve_exact): New function.
8823 2007-01-17 Jan Hubicka <jh@suse.cz>
8825 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8827 2007-01-17 Eric Christopher <echristo@apple.com>
8829 * config.gcc: Support core2 processor.
8831 2007-01-16 Jan Hubicka <jh@suse.cz>
8833 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8834 the names, just unlink the chain so we don't crash on dangling pointers
8837 2007-01-16 Jan Hubicka <jh@suse.cz>
8839 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8840 * tree-pass.h: Reorder to make IPA passes appear toegher.
8841 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8842 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8843 parameters, do not call early inliner.
8844 * ipa-inline.c: Update comments. Include tree-flow.h
8845 (cgraph_decide_inlining): Do not compute inlining parameters.
8846 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8847 be called with function context set up.
8848 (pass_ipa_inline): Remove unreachable functions before pass.
8849 (cgraph_early_inlining): Simplify assuming to be called from the
8851 (pass_early_inline): New pass.
8852 (cgraph_gate_ipa_early_inlining): New gate.
8853 (pass_ipa_early_inline): Turn into simple wrapper.
8854 (compute_inline_parameters): New function.
8855 (gate_inline_passes): New gate.
8856 (pass_inline_parameters): New pass.
8857 (apply_inline): Move here from tree-optimize.c
8858 (pass_apply_inline): New pass.
8859 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8861 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8863 (tree_function_versioning): Do not allocate dummy struct function.
8864 * tree-inline.h (optimize_inline_calls): Update prototype.
8865 * tree-optimize.c (execute_fixup_cfg): Export.
8866 (pass_fixup_cfg): Remove
8867 (tree_rest_of_compilation): Do not apply inlines.
8868 * tree-flow.h (execute_fixup_cfg): Declare.
8869 * Makefile.in (gt-passes.c): New.
8870 * passes.c: Include gt-passes.h
8871 (init_optimization_passes): New passes.
8872 (nnodes, order): New static vars.
8873 (do_per_function_toporder): New function.
8874 (execute_one_pass): Dump current pass here.
8875 (execute_ipa_pass_list): Don't dump current pass here.
8877 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8879 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8880 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8882 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8884 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8885 (strong_alias): Define.
8886 (__gcc_qmul): Provide non-FMA for soft-float.
8892 (__gcc_qunord): New.
8902 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8903 soft-float functions.
8904 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8905 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8906 about long double soft float.
8908 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8909 Tehila Meyzels <tehila@il.ibm.com>
8911 * tree-vectorizer.h (is_pattern_stmt_p): New.
8912 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8913 formatting (tabs instead of spaces). Cleanup and clarify setting
8914 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8915 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8916 (vectorizable_type_demotion): Check that types are integral.
8917 (vectorizable_type_promotion): Likewise.
8918 (vectorizable_store): Fix typo. Eliminate new-line at end of
8921 2007-01-16 Jan Hubicka <jh@suse.cz>
8923 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8926 2007-01-15 Eric Christopher <echristo@apple.com>
8928 * ifcvt.c: Include vec.h, vecprim.h.
8929 (check_cond_move_block): New argument regs.
8930 Reorganize. Add registers used to regs.
8931 (cond_move_process_if_block): Use regs set above as
8934 2007-01-15 Eric Christopher <echristo@apple.com>
8936 * config/darwin.h: Update copyright.
8937 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8938 (LINK_COMMAND_SPEC): Add -u.
8939 (LINK_SPEC): Fix umbrella for above.
8941 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8943 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8946 2007-01-15 Tom Tromey <tromey@redhat.com>
8948 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8949 * doc/install.texi (Testing): Don't mention jacks.
8950 (Configuration): Document --enable-java-maintainer-mode. Move
8951 --with-java-home to libgcj-specific section. Document
8953 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8955 2007-01-15 Jan Hubicka <jh@suse.cz>
8957 * tree-ssa-dce.c (DCE_TODOs): New.
8958 (propagate_necessity): Return if something changed.
8959 (eliminate_unnecessary_stmts): Likewise.
8960 (perform_tree_ssa_dce): Return TODO flags when needed.
8961 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8963 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8965 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8966 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8967 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8968 patterns using X87MODEF12 mode macro. Extend operand 1
8969 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8970 (log10<mode>2): Ditto.
8971 (log2<mode>2): Ditto.
8972 (log1p<mode>2): Ditto.
8973 (logb<mode>2): Ditto.
8974 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8975 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8976 (*fxtractxf3_i387): Rename from *fxtractxf3.
8977 (fxtract_extend<mode>xf3_i387): New insn pattern.
8978 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8979 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8980 and gen_fyl2xxf3_i387().
8982 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8984 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8985 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8986 get_loop_exit_edges. Changed return type to bool.
8987 * cfgloop.h (fix_loop_placement): Declaration removed.
8989 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8991 * param.h (MIN_VECT_LOOP_BOUND): New.
8992 * params.def (MIN_VECT_LOOP_BOUND): New.
8993 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8994 argument - minimum threshold for number of iterations.
8995 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8996 argument to declaration.
8997 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8998 MIN_VECT_LOOP_BOUND.
8999 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9000 slpeel_tree_peel_loop_to_edge with additional argument.
9001 (vect_do_peeling_for_alignment): Likewise.
9002 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9004 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9007 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9010 2007-01-14 Jan Hubicka <jh@suse.cz>
9012 * tree-dfa.c (remove_referenced_var): New function.
9013 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9014 prune referenced vars list too.
9015 * tree-flow.h (remove_referenced_var): Declare.
9017 2007-01-14 Jan Hubicka <jh@suse.cz>
9019 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9021 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9022 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9023 * except.h (verify_eh_throw_table_statements): Kill prototype.
9024 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9025 into call exrepssions.
9026 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9028 * tree-cfg.c: Include pointer-set.h.
9029 (verify_node_sharing): Work on pointer set.
9030 (verify_eh_throw_stmt_node): New.
9031 (verify_stmts): Use pointers sets, verify throw_stmt.
9033 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9035 * ipa-reference.c (analyze_function): Consider also addresses taken
9038 2007-01-12 Roger Sayle <roger@eyesopen.com>
9040 * c-typeck.c (null_pointer_constant_p): Replace use of
9041 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9042 (build_c_cast): Likewise.
9044 2007-01-12 Roger Sayle <roger@eyesopen.com>
9046 * tree.h (force_fit_type_double): Remove unused final argument.
9047 * c-common.c (constant_expression_warning): Replace use of
9048 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9049 (convert_and_check): Likewise.
9050 (shorten_compare): Update call to force_fit_type_double.
9051 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9052 * convert.c (convert_to_pointer): Update call to
9053 force_fit_type_double.
9054 * fold-const.c (force_fit_type_double): Remove overflowed_const
9056 (int_const_binop, fold_convert_const_int_from_int,
9057 fold_convert_const_int_from_real, fold_div_compare,
9058 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9059 fold_abs_const, fold_not_const): Remove the final argument from
9060 calls to force_fit_type_double.
9062 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9064 * configure.ac: Set insn to "nop" for spu-*-* also.
9065 * configure: Regenerate.
9067 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9069 * builtins.def : Add BUILT_IN_FREE.
9071 2007-01-12 Jan Hubicka <jh@suse.cz>
9073 PR tree-optimization/30443
9074 * tree-inline.c (tree_function_versioning): Do not optimize when
9075 cloning for inlining.
9077 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9079 * doc/loop.texi: Document recording of loop exits.
9080 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9081 (update_single_exits_after_duplication,
9082 update_single_exit_for_duplicated_loop,
9083 update_single_exit_for_duplicated_loops): Removed.
9084 (duplicate_loop_to_header_edge): Do not call
9085 update_single_exits_after_duplication and
9086 update_single_exit_for_duplicated_loops.
9087 (loop_version): Do not update single_exit information.
9088 (fix_loop_structure): Use record_loop_exits instead of
9089 mark_single_exit_loops.
9090 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9091 the lists of loop exits.
9092 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9093 split_edge, merge_blocks): Update the lists of loop exits.
9094 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9095 loop_optimizer_init.
9096 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9097 of mark_single_exit_loops.
9098 (loop_optimizer_finalize): Call release_recorded_exits.
9099 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9100 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9101 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9102 update single exit information.
9103 * lambda-code.c (perfect_nestify): Ditto.
9104 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9105 (mark_single_exit_loops): Removed.
9106 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9107 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9108 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9110 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9111 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9112 (verify_loop_structure): Verify consistency of the exit lists.
9113 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9114 (set_single_exit): Removed.
9115 * cfgloop.h (struct loop_exit): New function.
9116 (struct loop): single_exit_ field replaced by exits field.
9117 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9118 (struct loops): Added exits hash.
9119 (mark_single_exit_loops, set_single_exit): Declaration removed.
9120 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9122 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9124 * doc/invoke.texi: Avoid use of @headitem.
9126 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9128 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9130 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9132 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9135 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9136 Richard Sandiford <richard@codesourcery.com>
9138 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9139 * config/m68k/m68k.opt: Resort options.
9140 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9142 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9143 Richard Sandiford <richard@codesourcery.com>
9145 * doc/invoke.texi: Document the macros that are defined by
9146 m68k's -mtune and -mhard-float options.
9147 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9148 (m68k_cpp_cpu_family): Likewise.
9149 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9150 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9151 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9152 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9153 (m68k_cpp_cpu_family): Likewise.
9155 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9158 macros besides mc68000 as tuning macros. Use a switch statement
9159 to set them and mcpu32.
9161 2007-01-12 Julian Brown <julian@codesourcery.com>
9163 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9164 (TARGET_68040_ONLY): Rename to...
9165 (TARGET_68040): ...this.
9166 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9167 * config/m68k/m68k.md: Likewise.
9169 2007-01-12 Julian Brown <julian@codesourcery.com>
9170 Nathan Sidwell <nathan@codesourcery.com>
9171 Richard Sandiford <richard@codesourcery.com>
9173 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9174 the -mcpu= argument associated with the --with-cpu setting.
9175 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9176 if different from the one implied by the -mcpu setting.
9177 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9178 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9179 * doc/invoke.texi: Mention ColdFire in the introduction to the
9180 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9181 -mno-div and -mhard-float options. Make -m68881 a synonym for
9182 -mhard-float. Document the previously-undocumented -m5206e,
9183 -m528x, -m5307 and -m5407 options. Tweak the existing option
9184 documentation for consistency.
9185 * doc/install.texi: Mention new --with-cpu arguments.
9186 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9187 default CPU if neither -mcpu nor -march are specified.
9188 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9189 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9190 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9191 using m68k_tune to decide between families that implement the
9192 same ISA. Use m68k_tune to set __mcfv4e__.
9193 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9194 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9195 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9196 (FL_ISA_C, FL_ISA_MMU): New macros.
9197 (MASK_COLDFIRE): Delete.
9198 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9199 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9200 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9201 (TARGET_HARD_FLOAT): Do not define here.
9202 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9203 (TUNE_68000): New macro.
9204 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9205 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9206 (TUNE_CFV2): Redefine in terms of m68k_tune.
9207 (uarch_type, target_device, fpu_type): New enums.
9208 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9209 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9210 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9211 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9212 (FL_FOR_isa_c): New macros.
9213 (m68k_isa): New enum.
9214 (m68k_target_selection): New structure.
9215 (all_devices, all_isas, all_microarchs): New tables.
9216 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9217 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9218 (MASK_ALL_CPU_BITS): Delete.
9219 (m68k_find_selection): New function.
9220 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9221 Map the legacy target options to a combination of the new ones.
9222 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9223 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9224 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9226 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9227 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9229 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9230 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9231 * config/m68k/m68k-devices.def: New file.
9233 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9234 Nathan Sidwell <nathan@codesourcery.com>
9236 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9237 (SUBTARGET_EXTRA_SPECS): New macros.
9238 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9239 use %(asm_cpu_spec) instead.
9240 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9241 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9242 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9243 (EXTRA_SPECS): Rename to...
9244 (SUBTARGET_EXTRA_SPECS): ...this.
9246 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9247 Richard Sandiford <richard@codesourcery.com>
9248 Julian Brown <julian@codesourcery.com>
9250 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9251 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9252 to the configuration's default CPU.
9253 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9254 Remove default masks.
9255 (m680[012]0-*-*): Set the default with_cpu to the first part of
9257 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9258 (m68k*-*-linux): Extend the --with-cpu handling to...
9259 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9260 and m68010. Don't set target_cpu_default2.
9261 * doc/install.texi: Document --with-cpu for m68k.
9262 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9263 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9264 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9265 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9266 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9267 (ASM_SPEC): Remove use of %(asm_cpu_default).
9268 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9269 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9270 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9271 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9272 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9273 (TARGET_DEFAULT): Delete.
9274 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9275 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9276 (CPP_CPU_SPEC): Delete.
9277 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9278 the appropriate string.
9279 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9280 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9281 (ASM_SPEC): Don't use %(asm_default_spec).
9282 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9283 TARGET_DEFAULT and add MASK_68881.
9284 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9286 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9288 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9289 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9290 MASK_68010 alongside MASK_68020.
9291 * doc/invoke.texi: Document -m68010.
9292 * config/m68k/m68k.opt (m68010): New.
9293 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9295 (TUNE_68010): New macro.
9296 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9297 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9298 (M68K_CPU_m68332): Add MASK_68010.
9299 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9300 fallback definition.
9301 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9303 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9304 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9305 to all entries that use MASK_68020.
9306 (output_move_simode_const, output_move_himode, output_move_qimode)
9307 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9308 instead of TARGET_68020 to select clr behavior. Remove comment
9309 about there being no TARGET_68010.
9310 * config/m68k/m68k.md: Likewise throughout.
9312 2007-01-12 Julian Brown <julian@codesourcery.com>
9314 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9315 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9316 * config/m68k/m68k.md: Likewise.
9318 2007-01-12 Julian Brown <julian@codesourcery.com>
9320 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9321 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9323 2007-01-12 Julian Brown <julian@codesourcery.com>
9325 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9326 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9327 * config/m68k/m68k.md: Likewise.
9329 2007-01-12 Julian Brown <julian@codesourcery.com>
9330 Richard Sandiford <richard@codesourcery.com>
9332 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9333 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9334 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9336 (TARGET_CPU32): Rename to...
9337 (TUNE_CPU32): ...this.
9338 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9339 (TUNE_CFV2): New macros.
9340 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9341 remove conditions that are implied by TARGET_68020.
9342 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9343 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9344 (m68k_output_function_epilogue): Likewise.
9345 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9346 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9347 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9348 non-68000 timings. Refactor multiplication and division costs.
9349 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9350 TUNE_CPU32 instead of TARGET_CPU32.
9351 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9352 and TUNE_68060 instead of TARGET_68060.
9353 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9354 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9356 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9357 && !TARGET_COLDFIRE" to choose between moveq and clr.
9358 Likewise in the unnamed movsf pattern.
9359 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9360 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9363 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9365 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9366 of tabbing before backslashes.
9368 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9370 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9371 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9372 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9374 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9376 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9377 find_interesting_uses_cond.
9378 (find_interesting_uses_cond): Use extract_cond_operands.
9379 (rewrite_use_compare): Use extract_cond_operands and
9380 force_gimple_operand_bsi. Do not call update_stmt.
9381 (determine_use_iv_cost_condition): Use extract_cond_operands.
9382 Return cheaper of using original bound and changing the exit bound.
9384 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9386 PR tree-optimization/29516
9387 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9388 most_expensive_mult_to_index, addr_to_parts,
9389 create_mem_ref, maybe_fold_tmr): Make the type of
9390 fields of TARGET_MEM_REF sizetype.
9391 (move_fixed_address_to_symbol, move_pointer_to_base):
9393 * tree.def (TARGET_MEM_REF): Add comment on types of
9396 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9398 * c-common.c (vector_types_convertible_p): Treat opaque types as
9399 always convertible if they have the same size, but not otherwise.
9401 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9403 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9404 Remove the b_unconditional field.
9405 (noce_try_sign_mask): Do not look at b_unconditional.
9406 (noce_process_if_block): Do not use merge_if_blocks. Update
9407 the CFG here. Do not set b_unconditional.
9408 (cond_move_process_if_block): Likewise.
9409 (find_cond_trap): Likewise.
9410 (check_cond_move_block): Require simple jump insns at the end
9413 2007-01-11 Jan Hubicka <jh@suse.cz>
9415 PR tree-optimization/1046
9416 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9417 when alias info is not ready.
9418 (pass_tail_recursion): Do not require aliasing.
9419 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9420 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9421 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9422 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9423 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9424 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9425 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9427 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9428 When aliasing is not build, mark statement as volatile.
9430 2007-01-11 Tom Tromey <tromey@redhat.com>
9432 PR preprocessor/15185, PR preprocessor/20989:
9433 * doc/cppopts.texi <-MT>: Update description of algorithm for
9434 computing default target.
9435 <-M, -MD>: Reword "basename" text.
9437 2007-01-11 Roger Sayle <roger@eyesopen.com>
9439 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9440 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9441 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9442 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9443 fold_builtin_bswap, real_constp, fold_builtin_pow,
9444 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9445 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9446 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9447 * convert.c (convert_to_pointer): Likewise.
9448 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9449 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9450 const_binop, fold_convert_const_int_from_int,
9451 fold_convert_const_int_from_real,
9452 fold_convert_const_real_from_real, sign_bit_p,
9453 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9454 fold_sign_changed_comparison, fold_unary, fold_comparison,
9455 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9456 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9457 * print-tree.c (print_node_brief, print_node): Likewise.
9458 * stor-layout.c (place_field, layout_type): Likewise.
9459 * tree-chrec.c (keep_cast): Likewise.
9460 * tree.c (build_vector, build_real, build_real_from_int_cst,
9461 build_complex): Likewise.
9463 2007-01-11 Roger Sayle <roger@eyesopen.com>
9465 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9466 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9468 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9470 * configure.ac (strict1_warn): Rename to strict_warn.
9471 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9472 cc_set_by_configure, quoted_cc_set_by_configure,
9473 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9474 all_boot_languages, all_stagestuff): Remove.
9475 (target_list): Remove bootstrap targets.
9476 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9477 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9478 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9479 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9480 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9481 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9482 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9483 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9484 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9485 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9486 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9487 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9488 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9489 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9490 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9491 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9492 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9493 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9494 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9495 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9496 (mostlyclean): Adjust.
9497 (clean, distclean): Don't mention bootstrap stuff.
9498 * configure: Regenerate.
9499 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9500 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9501 treelang/config-lang.in (stagestuff): Remove.
9502 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9503 stageprofile, stagefeedback, stagestuff): Remove mention.
9505 2007-01-11 Nick Clifton <nickc@redhat.com>
9507 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9509 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9510 (mcore_arith_K_S_operand): Run the test for the S constraint not
9511 the test for the M constraint.
9512 (mcore_addsub_operand): Do not accept integer values that are
9513 larger than 32 bits.
9514 * config/mcore/mcore.md: Remove unused constraints from split.
9515 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9517 (allocate_stack): Likewise.
9518 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9519 operands to 32 bits.
9520 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9522 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9523 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9524 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9525 mcore_output_bclri, mcore_output_andn, output_inline_const,
9526 mcore_output_move, mcore_output_movedouble): Likewise.
9527 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9528 (output_inline_const): Likewise.
9529 (output_inline_const): Fix format strings used in sprintf
9531 * config/mcore/mcore-protos.h: Update prototypes for changed
9532 functions in mcore.c.
9533 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9534 HOST_WIDE_INT and not int.
9535 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9536 CONST_OK_FOR_N): Likewise.
9537 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9538 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9541 2007-01-10 Jan Hubicka <jh@suse.cz>
9543 * tree-vrp.c (remove_range_assertions): Release defs.
9544 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9545 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9547 2007-01-10 Paul Brook <paul@codesourcery.com>
9549 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9550 * config/arm/arm.md (mulsi3subsi): New insn.
9552 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9554 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9555 (tree_transform_and_unroll_loop): New.
9556 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9559 2007-01-10 Robert Kennedy <jimbob@google.com>
9561 * fold-const.c (fold_comparison): Fold comparisons like (x *
9562 1000 < 0) to (x < 0).
9564 2007-01-10 Ian Lance Taylor <iant@google.com>
9566 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9567 operands have the same priority.
9569 2007-01-10 Tom Tromey <tromey@redhat.com>
9571 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9572 (fold_binary): Likewise.
9573 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9574 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9575 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9576 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9577 * langhooks.h (struct lang_hooks): Removed field
9578 'can_use_bit_fields_p'.
9580 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9582 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9584 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9586 * function.c (get_last_funcdef_no): New function.
9587 * function.h (get_last_funcdef_no): Declare.
9588 * tree-inline.c (initialize_cfun): Add initialization.
9589 (tree_function_versioning): Cleanup.
9591 2007-01-10 Jan Hubicka <jh@suse.cz>
9593 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9596 2007-01-10 Sa Liu <saliu@de.ibm.com>
9597 Ben Elliston <bje@au.ibm.com>
9599 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9600 for SAVE_NONLOCAL and Pmode for any other save level.
9601 * spu-protos.h (spu_restore_stack_block): Declare.
9602 * spu.md (save_stack_block): Remove.
9603 (restore_stack_block): Call spu_restore_stack_block.
9604 * spu.c (spu_restore_stack_block): New function.
9605 (spu_expand_epilogue): Remove old comment.
9607 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9609 PR tree-optimization/30322
9610 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9611 (cand_value_at): Return the value as aff_tree.
9612 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9613 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9614 aff_combination_mult): New functions.
9615 (aff_combination_add): Use aff_combination_add_cst.
9616 (aff_combination_convert): Allow conversions to a wider type.
9617 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9618 * tree-affine.h (aff_combination_mult): Declare.
9620 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9622 * doc/tm.texi: Update documentation to reflect reality of exec
9623 and start file search behaviours. Update copyright year.
9624 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9625 header file directories.
9627 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9629 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9630 (*cosxf2): Rename to cosxf2_i387.
9631 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9632 using X87MODEF12 mode macro. Rename patterns to
9633 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9635 (*cosdf2, *cossf2): Ditto.
9636 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9637 to match extended input operands.
9638 (sincos<mode>3): New expander.
9639 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9640 insn patterns and corresponding splitters.
9642 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9644 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9645 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9647 2007-01-09 Nicolas Pitre <nico@cam.org>
9650 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9652 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9654 * target.h (struct gcc_target): New field library_rtti_comdat.
9655 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9656 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9657 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9658 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9660 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9662 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9664 2007-01-08 Richard Guenther <rguenther@suse.de>
9666 * tree.h (force_fit_type_double): Export.
9667 (force_fit_type): Remove.
9668 * fold-const.c (force_fit_type_double): New function.
9669 (force_fit_type): Remove.
9670 (int_const_binop): Use it.
9671 (fold_convert_const_int_from_int): Likewise.
9672 (fold_convert_const_int_from_real): Likewise.
9673 (fold_div_compare): Likewise.
9674 (fold_sign_changed_comparison): Likewise.
9675 (fold_unary): Likewise.
9676 (fold_negate_const): Likewise.
9677 (fold_abs_const): Likewise.
9678 (fold_not_const): Likewise.
9679 * c-common.c (shorten_compare): Use force_fit_type_double.
9680 * convert.c (convert_to_pointer): Likewise.
9682 2007-01-08 Richard Guenther <rguenther@suse.de>
9684 * tree.h (build_int_cst_wide_type): Export.
9685 * tree.c (build_int_cst_wide_type): New function.
9686 (build_int_cst_wide): Fix comment.
9687 * builtins.c (fold_builtin_object_size): Use build_int_cst
9688 to build -1 or 0 of the correct type. Use fit_double_type
9689 to check for overflow.
9690 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9692 (decode_field_reference): Likewise.
9693 (all_ones_mask_p): Likewise.
9694 (native_interpret_int): Use build_int_cst_wide_type.
9695 (fold_binary): Use build_int_cst_type to build an all-ones
9697 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9699 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9701 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9703 2007-01-09 Ben Elliston <bje@au.ibm.com>
9705 * genautomata.c (STATS_OPTION): New option.
9706 (stats_flag): New flag.
9707 (gen_automata_option): Handle it.
9708 (initiate_automaton_gen): Ditto.
9709 (write_automata): Output statistics only if stats_flag is
9710 set. Likewise, output time statistics only if time_flag is set.
9711 * doc/md.texi (Processor pipeline description): Document new flag.
9713 2007-01-08 Richard Guenther <rguenther@suse.de>
9715 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9716 * tree.c (build_int_cst_type): Likewise.
9717 (size_in_bytes): Don't call force_fit_type on the result.
9718 (int_fits_type_p): Use fit_double_type.
9719 * fold-const.c (fit_double_type): New function.
9720 (force_fit_type): Use it.
9721 * tree.h (fit_double_type): Export.
9723 2007-01-08 Jan Hubicka <jh@suse.cz>
9725 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9726 * ipa.c (function_and_variable_visibility): Fix return type.
9728 2007-01-08 Richard Guenther <rguenther@suse.de>
9730 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9731 of offset to build the index.
9732 * tree-pretty-print.c (dump_generic_node): Don't build negated
9733 const just for printing.
9734 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9735 * builtins.c (fold_builtin_int_roundingfn): Check if result
9736 fits the type by using force_fit_type and comparing the result.
9737 * predict.c (predict_loops): Use compare_tree_int for comparison.
9738 * tree.c (build_int_cst): Fall back to integer_type_node for
9740 (build_int_cst_wide): Assert type is non-null.
9742 2007-01-08 Roberto Costa <roberto.costa@st.com>
9744 * tree-vrp.c (extract_range_from_cond_expr): New.
9745 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9746 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9748 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9749 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9750 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9751 used as expressions.
9752 * tree-object-size.c (cond_expr_object_size): New.
9753 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9755 2007-01-08 Jan Hubicka <jh@suse.cz>
9757 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9758 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9761 2007-01-08 Richard Guenther <rguenther@suse.de>
9763 PR tree-optimization/23603
9764 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9765 (extract_range_from_binary): Fall back to truthvalue instead of
9766 varying for TRUTH_*_EXPR.
9767 (extract_range_from_comparison): Fall back to truthvalue instead of
9769 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9770 if all visited PHI values were constant.
9772 2007-01-08 Jan Hubicka <jh@suse.cz>
9774 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9775 (cgraph_analyze_function): break out from ...
9776 (cgraph_finalize_compilation_unit): ... here.
9777 (cgraph_expand_function): Remove forgoten commented out line.
9778 (cgraph_optimize): Analyze functions.
9780 2007-01-08 Jan Hubicka <jh@suse.cz>
9782 * tree-pas.h (TODO_remove_function): New flag.
9783 (TODO_update*): Renumber.
9784 (pass_ipa_increase_alignment,
9785 pass_ipa_function_and_variable_visibility): New passes.
9786 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9787 (cgraph_function_and_variable_visibility): Move to ipa.c
9788 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9789 cgraph_increase_alignment.
9790 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9791 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9792 calling tree-inline.
9793 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9794 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9795 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9796 (gate_increase_alignment): New function.
9797 (pass_ipa_increase_alignment): New pass.
9798 * ipa.c: Inline tree-pass.h and timevar.h
9799 (function_and_variable_visibility): Move here from cgraphunit.c
9800 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9801 * passes.c (init_optimization_passes): Add the two new passes.
9802 (execute_todo): Handle cgraph_remove_functions.
9804 2007-01-08 Nick Clifton <nickc@redhat.com>
9806 * config/frv/predicates.md (reg_or_0_operand): Accept
9809 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9811 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9812 * config.gcc: Add bfin*-rtems*.
9814 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9816 * c.opt: Add -flax-vector-conversions.
9817 * c-typeck.c (convert_for_assignment): Pass flag to
9818 vector_types_convertible_p to allow emission of note.
9819 (digest_init): Likewise.
9820 * c-opts.c: Handle -flax-vector-conversions.
9821 * c-common.c (flag_lax_vector_conversions): New.
9822 (vector_types_convertible_p): Unless -flax-vector conversions
9823 has been passed, disallow conversions between vectors with
9824 differing numbers of subparts and/or element types. If such
9825 a conversion is disallowed, possibly emit a note on the first
9826 occasion only to inform the user of -flax-vector-conversions.
9827 The new last argument specifies this.
9828 * c-common.h (flag_lax_vector_conversions): New.
9829 (vector_types_convertible_p): Add extra argument.
9830 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9831 char_type_node for V*QI type vectors.
9832 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9833 Update to satisfy new typechecking rules.
9834 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9836 * doc/invoke.texi (C Dialect Options): Document
9837 -flax-vector-conversions.
9839 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9841 PR tree-optimization/29877
9842 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9843 a register variable on the RHS to not be replaceable.
9845 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9846 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9847 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9848 const_simm15, const_pow2, const_npow2): Added.
9849 * config/score/misc.md (insv, extv, extzv, movmemsi,
9850 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9851 * config/score/score.c (score_address_cost, score_select_cc_mode):
9853 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9854 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9855 Update score_print_operand.
9856 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9857 Adjust register allocate order and update some macro define.
9858 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9859 mdx_block_move_straight, mdx_block_move_loop_head,
9860 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9861 mdx_block_move): Added.
9862 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9863 mdp_limm): Updated and fix some bug and typo.
9864 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9865 (movsf, movdf, doloop_end): Added.
9867 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9869 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9870 config/arm/thumb2.md: Fix comment typos.
9871 * doc/extend.texi: Fix a typo.
9873 2007-01-07 Eric Christopher <echristo@apple.com>
9875 * configure.ac: Check for __stack_chk_fail for darwin.
9876 * configure: Regenerate.
9878 2007-01-07 Richard Guenther <rguenther@suse.de>
9880 * tree-vrp.c (extract_range_from_assert): CSE calls to
9881 compare_values where possible.
9882 (extract_range_from_unary_expr): Likewise.
9884 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9886 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9887 * config/avr/avr.c (call_insn_operand): Delete function.
9888 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9889 instead of register number. Use predicates.
9890 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9891 call_insn_operand): Add.
9893 2007-01-06 Jan Hubicka <jh@suse.cz>
9895 * tree-pass.h (pass_build_cgraph_edges): Declare.
9896 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9897 (visited_nodes): Remove.
9898 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9899 build_cgrpah_edges; make visited_nodes local.
9900 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9901 (record_references_in_initializer): Move to cgraphbuild.c
9902 (initialize_inline_failed, rebuild_cgraph_edges,
9903 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9904 (verify_cgraph_node): Make visited_nodes local.
9905 (cgraph_analyze_function): Do not call cgraph_create_edges and
9906 initialize_inline_failed.
9907 (cgraph_expand_function): Do not call cgraph_lower_function;
9908 assert that function is already lowered.
9909 * Makefile.in (cgraphbuild.o): New.
9910 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9911 at the end of lowering passes.
9913 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9915 * ifcvt.c (cond_move_convert_if_block): New function, code
9916 factored out from...
9917 (cond_move_process_if_block): ...here. Call the new function
9918 on the THEN and ELSE blocks.
9919 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9920 already takes care of this.
9922 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9925 * tree.h (TREE_OVERFLOW_P): New.
9926 * c-typeck.c (parser_build_unary_op): Warn only if result
9927 overflowed and operands did not.
9928 (parser_build_binary_op): Likewise.
9929 (convert_for_assignment): Remove redundant overflow_warning.
9930 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9932 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9934 * c-typeck.c (store_init_value): Split over two lines to follow
9935 the GNU coding style.
9937 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9939 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9940 __GXX_EXPERIMENTAL_CXX0X__.
9941 * doc/cpp.texi: Same.
9943 2007-01-05 Richard Guenther <rguenther@suse.de>
9946 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9947 with mismatched types. Instead explicitly build a
9948 conversion NOP_EXPR.
9950 2007-01-05 Ian Lance Taylor <iant@google.com>
9952 * c-common.c (decl_with_nonnull_addr_p): New function.
9953 (c_common_truthvalue_conversion): Call it.
9954 * c-typeck.c (build_binary_op): Likewise.
9955 * c-common.h (decl_with_nonnull_addr_p): Declare.
9957 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9960 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9963 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9965 * doc/install.texi (Final install): Document the fact that
9966 the GNAT runtime should not be stripped.
9968 2007-01-04 Jan Hubicka <jh@suse.cz>
9970 * tree-inline.c (fold_marked_statements): Update operand caches
9971 and EH after folding
9973 2007-01-04 Ian Lance Taylor <iant@google.com>
9975 * c-common.c (check_function_nonnull): Whitespace fix.
9977 2007-01-04 Jan Hubicka <jh@suse.cz>
9979 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9980 comitted older version of patch.
9981 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9982 function, celanup cfg and collect garbage.
9984 2007-01-04 Mike Stump <mrs@apple.com>
9986 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9989 2007-01-04 Eric Christopher <echristo@apple.com>
9991 * libgcc2.c (__bswapsi2): Use SItype.
9992 (__bswapdi2): Use DItype.
9993 * libgcc2.h: Update for above.
9995 2007-01-04 Paul Brook <paul@codesourcery.com>
9997 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9998 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9999 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10000 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10001 umulsi3_highpart): Make conditional on !arm_arch6.
10002 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10003 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10004 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10005 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10006 umulsi3_highpart_v6): New insns.
10008 2007-01-04 Roger Sayle <roger@eyesopen.com>
10010 * fold-const.c (fold_convert): When casting an expression to void,
10011 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10012 have a type. Instead of attempting to build a NOP_EXPR, return
10013 these "special" trees directly.
10015 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10017 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10018 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10019 rs6000_cost->fp not 0 as adjustment for outer NEG.
10021 2007-01-04 Jan Hubicka <jh@suse.cz>
10023 * cgraph.c (cgraph_release_function_body): New function.
10024 (cgraph_remove_node): Use it.
10025 * cgraph.h (cgraph_release_function_body): Declare.
10026 * cgraphunit.c (cgraph_expand_function): Use it.
10027 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10028 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10029 is initialized and while compilation of other function is running.
10030 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10031 statement CFG annotations from here to ...
10032 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10034 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10036 * cfgloop.h (enum li_flags): Make the constants powers of two.
10038 2007-01-04 Jan Hubicka <jh@suse.cz>
10040 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10042 (fold_marked_statements): New function.
10043 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10044 * tree-inline.h (copy_body_data): Add statements_to_fold.
10046 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10048 * config.gcc: Mention libgcc/config.host.
10049 * Makefile.in: Update comments mentioning libgcc.
10050 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10051 (all.cross, start.encap, rest.encap, rest.cross): Update
10052 dependencies for libgcc move.
10053 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10054 (clean-target, clean-target-libgcc): Delete.
10055 (srcdirify, GCC_EXTRA_PARTS): New macros.
10056 (libgcc-support, libgcc.mvars): New rules.
10057 (distclean): Remove mention of mklibgcc.
10058 (install): Don't reference INSTALL_LIBGCC.
10059 (install-common): Don't reference EXTRA_PARTS.
10060 (install-libgcc, install-multilib): Delete rules.
10061 * mklibgcc.in: Delete file.
10062 * doc/configfiles.texi: Don't mention mklibgcc.
10064 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10065 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10066 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10067 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10068 (mklibgcc, ldblspecs): Likewise.
10070 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10071 (posixpre.def): Use $(T).
10072 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10073 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10074 (SHLIB_LINK): Make dummy.
10075 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10077 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10079 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10080 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10081 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10082 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10084 * configure.ac (all_outputs): Remove mklibgcc.
10085 * configure: Regenerated.
10087 2007-01-03 Josh Conner <jconner@apple.com>
10089 PR middle-end/29683
10090 * calls.c (compute_argument_addresses): Set stack and stack_slot
10091 for partial args, too.
10092 (store_one_arg): Use locate.size.constant for the size when
10093 generating a save_area.
10095 2007-01-03 Robert Kennedy <jimbob@google.com>
10097 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10098 whose definitions are deleted due to basic block merging.
10100 2007-01-03 Paul Brook <paul@codesourcery.com>
10103 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10105 (use_return_insn): Return 0 for Thumb interrupt functions.
10106 (print_multi_reg): Add rfe argument for IRQ returns.
10107 (arm_output_epilogue): Pop interrupt return address directly into PC.
10108 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10110 2007-01-03 Paul Brook <paul@codesourcery.com>
10112 Merge from sourcerygxx-4_1.
10113 * config/arm/thumb2.md: New file.
10114 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10116 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10117 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10118 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10119 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10121 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10122 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10124 * config/arm/ieee754-sf.S: Ditto.
10125 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10126 (thumb1_base_register_rtx_p): ... to this.
10127 (thumb_index_register_rtx_p): Rename...
10128 (thumb1_index_register_rtx_p): ... to this.
10129 (thumb_output_function_prologue): Rename...
10130 (thumb1_output_function_prologue): ... to this.
10131 (thumb_legitimate_address_p): Rename...
10132 (thumb1_legitimate_address_p): ... to this.
10133 (thumb_rtx_costs): Rename...
10134 (thumb1_rtx_costs): ... to this.
10135 (thumb_compute_save_reg_mask): Rename...
10136 (thumb1_compute_save_reg_mask): ... to this.
10137 (thumb_final_prescan_insn): Rename...
10138 (thumb1_final_prescan_insn): ... to this.
10139 (thumb_expand_epilogue): Rename...
10140 (thumb1_expand_epilogue): ... to this.
10141 (arm_unwind_emit_stm): Rename...
10142 (arm_unwind_emit_sequence): ... to this.
10143 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10144 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10145 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10146 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10147 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10148 thumb2_output_casesi): New functions.
10149 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10150 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10151 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10152 THUMB2_WORK_REGS): Define.
10153 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10154 arm_condexec_mask, arm_condexec_masklen)): New variables.
10155 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10156 (arm_override_options): Check new CPU capabilities.
10157 Set new architecture flag variables.
10158 (arm_isr_value): Handle v7m interrupt functions.
10159 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10161 (const_ok_for_arm): Handle Thumb-2 constants.
10162 (arm_gen_constant): Ditto. Use movw when available.
10163 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10165 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10166 (thumb_find_work_register, arm_load_pic_register,
10167 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10168 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10169 print_multi_reg, output_mov_long_double_fpa_from_arm,
10170 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10171 output_mov_double_fpa_from_arm, output_move_double,
10172 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10173 output_return_instruction, arm_output_function_prologue,
10174 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10175 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10176 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10177 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10178 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10179 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10181 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10182 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10183 (arm_file_start): Output directive for unified syntax.
10184 (arm_unwind_emit_set): Handle stack alignment instruction.
10185 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10186 Add v6t2, v7, v7a, v7r and v7m.
10187 (RETLDM): Add Thumb-2 code.
10188 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10189 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10190 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10191 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10192 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10193 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10194 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10195 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10196 ADJUST_INSN_LENGTH): Define.
10197 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10198 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10199 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10200 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10201 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10202 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10203 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10204 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10205 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10206 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10207 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10208 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10209 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10210 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10211 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10212 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10213 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10215 * config/arm/arm-tune.md: Regenerate.
10216 * config/arm/arm-protos.h: Update prototypes.
10217 * config/arm/vfp.md: Enable patterns for Thumb-2.
10218 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10219 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10220 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10221 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10222 * config/arm/libunwind.S: Add Thumb-2 code.
10223 * config/arm/constraints.md: Update include Thumb-2.
10224 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10225 * config/arm/ieee754-df.S: Ditto.
10226 * config/arm/bpabi.S: Ditto.
10227 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10228 * config/arm/predicates.md (low_register_operand,
10229 low_reg_or_int_operand, thumb_16bit_operator): New.
10230 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10231 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10232 * config/arm/t-arm-elf: Add armv7 multilib.
10233 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10235 (UNSPEC_STACK_ALIGN, ce_count): New.
10236 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10237 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10239 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10240 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10241 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10242 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10243 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10244 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10246 * doc/extend.texi: Document ARMv7-M interrupt functions.
10247 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10249 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10251 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10252 (struct _Unwind_Context): Rename args_size to flags, remove
10253 signal_frame field, add a new args_size field and version field.
10254 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10255 _Unwind_IsExtendedContext): New inline functions.
10256 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10257 Assume by_value array is only present if _Unwind_IsExtendedContext.
10258 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10259 _Unwind_IsSignalFrame.
10260 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10261 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10262 (uw_init_context_1): Initialize context->flags to
10263 EXTENDED_CONTEXT_BIT.
10264 * config/rs6000/linux-unwind.h (frob_update_context): Use
10265 _Unwind_SetSignalFrame.
10267 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10269 PR middle-end/30353
10270 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10271 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10274 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10276 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10277 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10278 RET, AT_SP): Remove.
10279 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10282 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10283 * cfgbuild.c (find_basic_blocks): Likewise.
10284 * cfgrtl.c (rtl_create_basic_block): Likewise.
10285 * function.c (temp_slots_at_level): Likewise.
10286 * reg-stack.c (stack_regs_mentioned): Likewise.
10287 * regclass.c (allocate_reg_info): Likewise.
10288 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10289 set_bb_for_stmt, move_block_to_fn): Likewise.
10290 * tree-complex.c (tree_lower_complex): Likewise.
10291 * vec.h (VEC_safe_grow_cleared): New.
10293 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10295 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10297 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10298 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10300 * cfgloopmanip.c (scale_loop_frequencies): Export.
10301 (loopify): Scale the frequencies by prescribed coefficients.
10302 (set_zero_probability): New function.
10303 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10304 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10305 and frequencies according to arguments.
10306 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10308 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10309 * modulo-sched.c (sms_schedule): Set probabilities for entering
10310 versioned loop correctly.
10311 * tree-vect-transform.c (vect_transform_loop): Ditto.
10312 * cfgloop.h (loopify, loop_version): Declaration changed.
10313 (scale_loop_frequencies): Declared.
10315 2007-01-02 Jan Hubicka <jh@suse.cz>
10317 * cgraph.c: Include tree-flow.h
10318 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10319 early_local_passes.
10320 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10321 * tree-pass.h (pass_all_early_optimizations): Declare.
10322 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10323 early_local_passes.
10324 (cgraph_analyze_function): Do early_local_passes.
10325 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10326 Do not add referenced vars.
10327 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10329 (gate_all_early_local_passes): New gate.
10330 (pass_early_local_passes): Use new gate.
10331 (execute_early_local_optimizations): New functions.
10332 (gate_all_early_optimizations): New gate.
10333 (pass_all_early_optimizations): New pass.
10334 (execute_free_datastructures): Free SSA only when initialized.
10335 (gate_init_datastructures): Init only when optimizing.
10336 (tree_lowering_passes): Do early local passes when called late.
10337 * tree-profile.c (do_tree_profiling): Don't profile functions added
10339 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10340 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10342 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10343 during early_local_passes.
10344 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10347 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10349 * Makefile.in: Update copyright year.
10351 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10353 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10354 in $(lang_checks) and check-consistency targets.
10356 2007-01-02 Jan Hubicka <jh@suse.cz>
10358 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10359 Do not add referenced vars.
10360 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10362 * passes.c (init_optimization_passes): Put mudflap_2 after
10363 free_datastructures.
10365 2007-01-02 Jan Hubicka <jh@suse.cz>
10367 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10368 Set NOTHROW flag on call statements proved to be nothrow.
10369 Update statement of local calls so new pure/const functions are
10370 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10372 (tree_rest_of_compilation): Register hooks and initialize bitmap
10373 early. Do not set after_inlining flag.
10375 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10377 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10378 HOST_BITS_PER_LONGLONG
10380 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10383 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10384 warning for non-static initializers.
10386 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10388 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10389 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10390 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10391 Always use set_unique_reg_note to add REG_EQUAL notes.
10393 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10396 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10398 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10399 * cfgbuild.c (find_basic_blocks): Likewise.
10400 * cfgrtl.c (rtl_create_basic_block): Likewise.
10401 * function.c (temp_slots_at_level): Likewise.
10402 * reg-stack.c (stack_regs_mentioned): Likewise.
10403 * regclass.c (allocate_reg_info): Likewise.
10404 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10405 set_bb_for_stmt, move_block_to_fn): Likewise.
10406 * tree-complex.c (tree_lower_complex): Likewise.
10407 * vec.h (VEC_safe_grow_cleared): New.
10409 2007-01-02 Ian Lance Taylor <iant@google.com>
10411 * c-common.c (c_common_truthvalue_conversion): When warning about
10412 using an assignment as a truth value, set TREE_NO_WARNING.
10414 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10417 * c.opt (Wold-style-declaration): New.
10418 * doc/invoke.texi (C-only Warning Options): New.
10419 (Wold-style-declaration): Document it.
10420 (Wextra): Enabled by -Wextra.
10421 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10422 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10423 -Wold-style-declaration.
10425 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10427 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10428 * cfgbuild.c (find_basic_blocks): Likewise.
10429 * cfgrtl.c (rtl_create_basic_block): Likewise.
10430 * function.c (temp_slots_at_level): Likewise.
10431 * reg-stack.c (stack_regs_mentioned): Likewise.
10432 * regclass.c (allocate_reg_info): Likewise.
10433 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10434 set_bb_for_stmt, move_block_to_fn): Likewise.
10435 * tree-complex.c (tree_lower_complex): Likewise.
10436 * vec.h (VEC_safe_grow_cleared): New.
10438 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10440 * c-common.c (c_common_nodes_and_builtins): Since variants of
10441 void_type_node get built before it is given a name, we need to
10442 give those variants the name, too.
10443 (complete_array_type): We need to work with the canonical main
10444 type of the array, from which we will build the qualified version.
10445 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10446 * print-tree.c (print_node): Display canonical type information
10448 * stor-layout.c (layout_type): When we don't know the
10449 alignment of a type for which we're building an array, we end up
10450 guessing wrong, so make the type require structural equality.
10451 * tree.c (make_node_stat): When we build a new type, it is its
10452 own canonical type.
10453 (build_type_attribute_qual_variant): When building an attribute
10454 variant, its canonical type is the non-attribute variant. However,
10455 if the attributes are target-dependent and they differ, we need to
10456 use structural equality checks for this type.
10457 (build_qualified_type): A qualified type is not equivalent to its
10458 unqualified variant; set the canonical type appropriately.
10459 (build_distinct_type_copy): When building a distinct type from
10460 another type, the new type is its own canonical type.
10461 (build_variant_type_copy): When building a new type variant, we
10462 assume that it is equivalent to the original type.
10463 (build_pointer_type_for_mode): When building a pointer type, also
10464 build a canonical type pointer.
10465 (build_reference_type_for_mode): When building a reference type,
10466 also build a canonical type reference.
10467 (build_index_type): When we can't hash an index type (e.g.,
10468 because its maximum value is negative), the index type requires
10469 structural equality tests.
10470 (build_array_type): Build the canonical form of an array type.
10471 (build_function_type): Function types require structural equality,
10472 because they contain default arguments, attributes, etc.
10473 (build_method_type_directly): Ditto for method types.
10474 (build_offset_type): Build the canonical offset type.
10475 (build_complex_type): Build the canonical vector type.
10476 (make_vector_type): Build the canonical vector type.
10477 * tree.h (TYPE_CANONICAL): New.
10478 (TYPE_STRUCTURAL_EQUALITY_P): New.
10479 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10480 (struct tree_type): Added "canonical" field.
10481 * params.h (VERIFY_CANONICAL_TYPES): New.
10482 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10483 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10484 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10485 * doc/invoke.texi (verify-canonical-types): Document --param
10486 parameter for verifying canonical types.
10488 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10490 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10491 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10492 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10493 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10495 * config/rs6000/e500.h: New.
10496 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10497 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10499 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10500 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10501 TARGET_E500_DOUBLE): Remove.
10502 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10503 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10504 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10505 * config/rs6000/rs6000.c (rs6000_override_options): Use
10506 CHECK_E500_OPTIONS.
10508 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10510 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10511 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10512 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10513 rs6000_emit_cmove): Don't check TARGET_E500.
10514 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10515 sordered): Don't check TARGET_E500.
10517 2007-01-01 Eric Christopher <echristo@apple.com>
10519 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10520 HARD_REGISTER_NUM_P.
10522 2007-01-01 Roger Sayle <roger@eyesopen.com>
10524 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10525 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10526 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10529 2007-01-01 Mike Stump <mrs@apple.com>
10531 * configure.ac: Remove support for building with Apple's gcc-3.1.
10533 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10535 PR middle-end/30311
10536 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10537 REG is a hard register. Do not modify REG before calling
10539 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10540 multiple of the size of YMODE for certain lowpart cases.
10542 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10544 PR middle-end/30253
10545 * gimplify (voidify_wrapper_expr): Update for
10546 GIMPLE_MODIFY_STMT.
10548 2007-01-01 Andreas Schwab <schwab@suse.de>
10551 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10552 save of BR0 in extra_spill_size instead of spill_size.
10553 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10555 (ia64_expand_epilogue): Restore BR0 from its new location.
10557 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10559 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10560 Use a temporary variable if the left hand side is not a gimple
10563 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10565 * gimplify.c (gimplify_return_expr): Make the temporary variable
10566 for the return expression, a gimple register variable.
10568 2007-01-01 Jan Hubicka <jh@suse.cz>
10570 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10573 2007-01-01 Mike Stump <mrs@apple.com>
10575 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10577 * config/darwin.c (machopic_select_rtx_section): Use
10578 HAVE_GAS_LITERAL16.
10579 (darwin_mergeable_constant_section): Likewise.
10580 * configure: Regenerate.
10581 * config.in: Regenerate.
10583 2007-01-01 Jan Hubicka <jh@suse.cz>
10584 Andrew Pinski <pinskia@gmail.com>
10586 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10587 before starting IPA passes.