1 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2 Julian Brown <julian@codesourcery.com>
4 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6 * config/arm/cortex-a8.md: New.
7 * config/arm/cortex-a8-neon.md: New.
8 * config/arm/neon-schedgen.ml: New.
9 * config/arm/neon.md (vqh_mnem): New.
12 (Scalar_mul_8_16): New.
15 (All instruction patterns): Annotate with neon_type attribute
17 * config/arm/arm.md: Include cortex-a8.md.
18 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
20 Annotate instruction patterns accordingly.
21 (generic_sched): Do not use generic scheduling for Cortex-A8.
22 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
24 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
26 * fold-const.c (fold_read_from_constant_string): Use
28 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
30 2007-07-26 Nick Clifton <nickc@redhat.com>
32 * tree-ssa-operands.h: Change copyright header to refer to version
33 3 of the GNU General Public License and to point readers at the
34 COPYING3 file and the FSF's license web page.
35 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
36 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
37 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
38 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
39 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
40 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
41 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
42 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
43 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
44 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
45 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
46 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
47 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
48 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
49 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
50 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
51 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
52 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
53 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
54 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
55 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
56 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
57 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
58 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
59 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
60 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
61 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
62 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
63 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
64 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
65 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
66 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
67 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
68 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
69 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
70 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
71 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
72 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
73 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
74 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
75 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
76 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
77 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
78 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
79 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
80 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
81 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
82 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
83 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
84 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
85 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
86 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
87 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
88 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
89 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
90 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
91 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
92 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
93 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
94 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
95 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
96 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
97 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
98 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
99 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
100 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
101 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
102 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
103 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
104 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
105 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
106 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
107 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
108 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
109 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
110 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
111 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
112 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
113 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
114 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
115 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
116 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
117 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
118 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
119 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
120 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
121 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
122 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
123 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
124 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
125 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
126 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
127 vecprim.h, basic-block.h, tree-ssa-structalias.c,
128 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
129 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
130 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
131 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
132 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
133 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
134 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
135 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
136 convert.c, convert.h, langhooks-def.h, reload1.c,
137 tree-ssa-operands.c: Likewise.
139 2007-07-26 Jan Hubicka <jh@suse.cz>
141 * tree-ssa-live.c: Include debug.h and flags.h.
142 (mark_scope_block_unused): New function.
143 (remove_unused_scope_block_p): New function.
144 (remove_unused_locals): Remove unused blocks too.
146 2007-07-25 Ian Lance Taylor <iant@google.com>
148 * combine.c (combine_max_regno): Remove. Remove all uses.
149 (struct reg_stat_struct): Rename from struct reg_stat.
150 (reg_stat_type): Define, and declare VECs.
151 (reg_stat): Change from pointer to VEC. Change all uses.
152 (combine_split_insns): New static function.
153 (try_combine, find_split_point): Call it instead of split_insns.
155 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
157 * cfghooks.c (split_block): Fix the information about loop latch.
159 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
161 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
163 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
165 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
166 Scan the new edge for loop exit info.
168 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
170 * config/darwin.c: Include debug.h.
172 2007-07-25 Steve Ellcey <sje@cup.hp.com>
175 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
177 2007-07-25 Steve Ellcey <sje@cup.hp.com>
179 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
180 (HARD_REGNO_MODE_OK): Ditto.
181 (MODES_TIEABLE_P): Ditto.
182 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
183 (CLASS_MAX_NREGS): Ditto.
184 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
185 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
186 (divdf3_internal_thr): Removed.
187 * config/ia64/div.md: New file.
188 * config/ia64/constraints.md: Add H constraint.
190 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
193 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
194 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
195 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
196 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
197 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
198 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
199 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
200 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
201 dump_sbitmap_file, debug_sbitmap, popcount_table,
202 sbitmap_popcount): Constify.
203 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
204 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
205 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
206 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
207 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
208 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
209 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
210 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
211 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
212 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
213 sbitmap_popcount, sbitmap_verify_popcount): Constify.
215 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
217 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
218 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
219 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
220 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
221 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
222 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
223 bitmap_intersect_p, bitmap_intersect_compl_p,
224 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
225 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
227 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
228 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
229 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
230 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
231 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
232 debug_bitmap, debug_bitmap_file, bitmap_print,
233 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
234 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
236 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
238 * config/darwin.c (darwin_override_options): Additional fix for
239 debug info formats that don't support var tracking.
241 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
243 * cselib.c (entry_and_rtx_equal_p): Constify.
244 * gengtype.c (output_mangled_typename, write_types, write_local):
246 * gengtype.h (const_type_p): New.
247 * see.c (eq_descriptor_extension, hash_descriptor_extension):
249 * tlink.c (scan_linker_output): De-constify.
250 * tree-ssa-loop-im.c (memref_eq): Constify.
251 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
252 (shared_bitmap_hash, shared_bitmap_eq): Constify.
254 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
256 * c-common.c (fname_as_string, c_type_hash): Constify.
257 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
258 * cgraph.c (edge_hash, edge_eq): Likewise.
259 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
260 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
261 reg_attrs_htab_eq): Likewise.
262 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
264 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
265 const_decl_t, const_state_t, const_automata_list_el_t): New.
266 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
267 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
268 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
269 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
270 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
271 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
272 compare_max_occ_cycle_nums, out_state_arcs_num,
273 compare_transition_els_num, units_cmp, state_reservs_cmp):
275 * genmodes.c (cmp_modes): Likewise.
276 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
277 * gimplify.c (compare_case_labels): Likewise.
278 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
279 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
280 * matrix-reorg.c (mtt_info_hash): Likewise.
281 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
282 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
283 (htab_hash_bucket, htab_hash_elem): Constify.
284 * tree-browser.c (TB_parent_eq): Likewise.
285 * tree-scalar-evolution.c (hash_scev_info): Likewise.
286 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
287 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
288 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
290 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
291 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
292 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
293 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
294 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
296 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
297 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
298 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
299 * tree-ssa-threadupdate.c (redirection_data_hash,
300 redirection_data_eq): Likewise.
301 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
302 * tree-ssa.c (var_ann_eq): Likewise.
303 * tree-vrp.c (compare_case_labels): Likewise.
304 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
305 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
306 tree_not_check_failed, tree_class_check_failed,
307 tree_range_check_failed, tree_not_class_check_failed,
308 omp_clause_check_failed, omp_clause_range_check_failed,
309 tree_contains_struct_check_failed, tree_operand_check_failed):
311 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
312 tree_not_check_failed, tree_class_check_failed,
313 tree_range_check_failed, tree_not_class_check_failed,
314 tree_operand_check_failed, omp_clause_operand_check_failed,
315 tree_operand_length): Likewise.
316 * var-tracking.c (const_variable): New.
317 (variable_htab_hash, variable_htab_eq): Constify.
318 * varasm.c (const_desc_hash): Likewise.
320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * expr.c (handled_component_p): Constify.
323 * fold-const.c (fit_double_type): Likewise.
324 * real.h (real_value_from_int_cst): Likewise.
325 * tree-flow-inline.h (gimple_in_ssa_p,
326 gimple_aliases_computed_p, gimple_addressable_vars,
327 gimple_call_clobbered_vars, gimple_referenced_vars,
328 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
329 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
330 may_aliases, end_readonly_imm_use_p, has_zero_uses,
331 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
332 is_label_stmt, is_global_var, phi_ssa_name_p,
333 factoring_name_p, is_call_clobbered, tree_common_ann,
334 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
335 unmodifiable_var_p, array_ref_contains_indirect_ref,
336 ref_contains_array_ref, lookup_subvars_for_var,
337 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
338 gimple_mem_ref_stats): Likewise.
339 * tree-flow.h (tree_common_ann, var_ann, function_ann,
340 may_aliases, is_exec_stmt, is_label_stmt,
341 ref_contains_array_ref, array_ref_contains_indirect_ref,
342 var_can_have_subvars, overlap_subvar, is_call_clobbered,
343 unmodifiable_var_p): Likewise.
344 * tree-gimple.c (is_gimple_min_invariant): Likewise.
345 * tree-gimple.h (is_gimple_min_invariant): Likewise.
346 * tree.c (type_hash_list, attribute_hash_list, tree_size,
347 cst_and_fits_in_hwi, real_value_from_int_cst,
348 build_real_from_int_cst, integer_zerop, integer_onep,
349 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
350 tree_floor_log2, real_zerop, real_onep, real_twop,
351 real_minus_onep, really_constant_p, purpose_member, chain_member,
352 list_length, fields_length, int_size_in_bytes, bit_position,
353 int_bit_position, byte_position, int_byte_position, expr_align,
354 array_type_nelts, tree_node_structure,
355 type_contains_placeholder_1, iterative_hash_pointer,
356 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
357 tree_map_base_eq, type_hash_list, type_hash_eq,
358 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
359 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
360 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
361 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
362 int_fits_type_p, get_containing_scope, decl_function_context,
363 decl_type_context, omp_clause_operand_check_failed,
364 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
365 * tree.h (omp_clause_operand_check_failed, tree_size,
366 build_real_from_int_cst, array_type_nelts, purpose_member,
367 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
368 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
369 is_attribute_p, check_qualified_type, expr_align,
370 int_size_in_bytes, bit_position, int_bit_position, byte_position,
371 int_byte_position, list_length, fields_length, initializer_zerop,
372 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
373 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
374 tree_node_structure, handled_component_p, get_containing_scope,
375 decl_function_context, decl_type_context, real_zerop,
376 type_num_arguments, fit_double_type, really_constant_p,
377 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
378 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
379 real_twop, real_minus_onep, int_cst_value): Likewise.
381 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
383 * cfglayout.c (insn_scope, insn_line): Constify.
384 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
385 const_double_htab_hash, const_double_htab_eq,
386 mem_attrs_htab_hash): Likewise.
387 * loop-iv.c (biv_eq): Likewise.
388 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
389 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
390 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
392 * rtl-error.c (location_for_asm, diagnostic_for_asm,
393 error_for_asm, warning_for_asm, _fatal_insn,
394 _fatal_insn_not_found): Likewise.
395 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
396 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
397 rtl_check_failed_type2, rtl_check_failed_code1,
398 rtl_check_failed_code2, rtl_check_failed_code_mode,
399 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
400 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
401 rtl_check_failed_type2, rtl_check_failed_code1,
402 rtl_check_failed_code2, rtl_check_failed_code_mode,
403 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
404 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
405 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
406 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
407 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
408 rtx_unstable_p, get_integer_term, get_related_value,
409 offset_within_block_p, reg_mentioned_p, count_occurrences,
410 reg_referenced_p, reg_used_between_p, no_labels_between_p,
411 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
412 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
413 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
414 find_constant_src, find_reg_fusage, find_regno_fusage,
415 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
416 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
417 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
418 computed_jump_p, auto_inc_p, in_expr_list_p,
419 remove_node_from_expr_list, loc_mentioned_in_p,
420 label_is_jump_target_p, reversed_comparison_code_parts,
421 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
422 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
423 print_inline_rtx): Likewise.
424 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
425 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
426 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
427 get_integer_term, get_related_value, offset_within_block_p,
428 count_occurrences, reg_mentioned_p, no_labels_between_p,
429 reg_used_between_p, reg_referenced_p, single_set_2,
430 multiple_sets, set_noop_p, refers_to_regno_p,
431 reg_overlap_mentioned_p, dead_or_set_p,
432 covers_regno_no_parallel_p, covers_regno_p,
433 dead_or_set_regno_p, find_reg_note, find_regno_note,
434 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
435 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
436 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
437 side_effects_p, may_trap_p_1, may_trap_p,
438 may_trap_after_code_motion_p, may_trap_or_fault_p,
439 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
440 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
441 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
442 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
443 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
445 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
446 warning_for_asm): Likewise.
447 * tree.h (print_rtl): Likewise.
448 * varasm.c (get_pool_mode): Likewise.
450 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * c-lex.c (c_lex_with_flags, lex_string): Constify.
453 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
454 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
455 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
456 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
457 * ddg.c (compare_sccs): Likewise.
458 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
459 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
460 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
461 decimal_do_fix_trunc, decimal_real_to_integer,
462 decimal_real_to_integer2, decimal_real_maxval): Likewise.
463 * dse.c (const_group_info_t): New.
464 (invariant_group_base_eq, invariant_group_base_hash): Constify.
465 * dwarf2out.c (const_dw_die_ref): New.
466 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
467 * tree-browser.c (TB_parent_eq): Likewise.
468 * unwind-dw2-fde.c (__register_frame_info_bases,
469 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
470 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
472 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
473 * unwind-dw2.c (uw_frame_state_for): Likewise.
474 * value-prof.c (histogram_hash, histogram_eq): Likewise.
475 * value-prof.h (const_histogram_value): New.
477 2007-07-25 Richard Sandiford <richard@codesourcery.com>
479 * config/mips/mips.c (machine_function): Add
480 initialized_mips16_gp_pseudo_p.
481 (mips16_gp_pseudo_reg): Do not emit the initialization of
482 mips16_gp_pseudo_rtx when being called from the gimple cost-
483 calculation routines; emit it on the first use outside those
486 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
488 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
491 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
492 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
493 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
494 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
495 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
496 Preserve const-ness of parameters through use of __typeof(),
497 also constify and tidy.
499 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
500 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
501 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
502 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
503 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
504 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
505 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
506 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
507 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
509 2007-07-25 Julian Brown <julian@codesourcery.com>
510 Mark Shinwell <shinwell@codesourcery.com>
512 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
513 (alpha_mangle_type): This.
514 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
515 (TARGET_MANGLE_TYPE): Define this instead.
516 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
517 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
518 (arm_init_neon_builtins): Fix comment.
519 (arm_mangle_map_entry): New.
520 (arm_mangle_map): New.
521 (arm_mangle_type): New.
522 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
523 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
524 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
525 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
526 (TARGET_MANGLE_TYPE): Define this instead.
527 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
528 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
529 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
530 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
531 (TARGET_MANGLE_TYPE): Define this instead.
532 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
534 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
535 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
536 (TARGET_MANGLE_TYPE): Define this instead.
537 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
538 (s390_mangle_type): This.
539 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
540 (TARGET_MANGLE_TYPE): Define this instead.
541 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
542 (sparc_mangle_type): This.
543 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
544 (TARGET_MANGLE_TYPE): Define this instead.
545 * cp/mangle.c (write_type): Call mangle_type target hook on all
546 types before mangling. Use original type, not main variant, as
548 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
549 (TARGET_MANGLE_TYPE): This.
550 * target.h (gcc_target): Rename mangle_fundamental_type to
552 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
553 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
555 2007-07-25 Julian Brown <julian@codesourcery.com>
556 Paul Brook <paul@codesourcery.com>
557 Joseph Myers <joseph@codesourcery.com>
558 Mark Shinwell <shinwell@codesourcery.com>
560 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
561 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
562 (with_fpu): Allow --with-fpu=neon.
563 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
564 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
565 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
566 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
567 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
568 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
569 (neon_emit_pair_result_insn, neon_disambiguate_copy)
570 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
571 (output_move_neon): Add prototypes.
572 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
573 (all_fpus): Add FPUTYPE_NEON.
574 (fp_model_for_fpu): Add NEON field.
575 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
576 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
578 (arm_legitimate_address_p): Don't support fancy addressing for NEON
580 (thumb2_legitimate_address_p): Likewise.
581 (neon_valid_immediate): Recognize and prepare constants suitable for
583 (neon_immediate_valid_for_move): New function. Recognize and prepare
584 immediates for NEON move instructions.
585 (neon_immediate_valid_for_logic): New function. Recognize and
586 prepare immediates for NEON logic instructions.
587 (neon_output_logic_immediate): New function. Create asm string
588 suitable for outputting immediate logic instructions.
589 (neon_pairwise_reduce): New function. Implement reduction using
591 (neon_expand_vector_init): New function. Expand a (possibly
592 non-constant) vector initialization.
593 (neon_vector_mem_operand): New function. Memory operands supported
594 for quad-word loads/stores to/from ARM or NEON registers. Don't
595 allow base+offset addressing for core regs.
596 (neon_struct_mem_operand): New function. Valid mems for NEON
598 (coproc_secondary_reload_class): Enable NEON registers to be loaded
599 from neon_vector_mem_operand addresses without a secondary register.
600 (add_minipool_forward_ref): Handle >8-byte minipool entries.
601 (add_minipool_backward_ref): Likewise.
602 (dump_minipool): Likewise.
603 (push_minipool_fix): Likewise.
604 (output_move_quad): New function. Output quad-word moves, loads and
605 stores using ARM registers.
606 (output_move_vfp): Add support for vectors in VFP (NEON) D
608 (output_move_neon): Output a NEON load/store to/from a quadword
610 (arm_print_operand): Implement new codes:
611 - 'c' for unadorned integers (without a # sign).
612 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
614 - 'e', 'f' for the low and high D parts of a NEON Q register.
615 - 'q' outputs a NEON Q register.
616 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
617 - 'T' prints NEON opcode features from a coded bitmask.
618 - 'F' is similar to T, but signed/unsigned codes both print as
620 - 't' is similar to T, but 'u' is printed instead of 'p'.
621 - 'O' prints 'r' if NEON instruction should perform rounding (as
622 specified by bitmask), else prints nothing.
623 - '#' is a punctuation character to stop operand numbers from
624 running together with following digits in the assembler
625 strings for instructions (when using mode attributes).
626 (arm_assemble_integer): Handle extra NEON vector modes. Permute
627 constant vectors in big-endian mode, where necessary.
628 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
629 Handle EI, OI, CI, XI modes.
630 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
631 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
632 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
633 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
634 (neon_builtin_type_bits): Add enumeration, one bit for each vector
636 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
637 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
638 to turn v8qi, etc. into bits defined above.
639 (neon_itype): New enumeration. Classifications of NEON builtins.
640 (neon_builtin_datum): Define struct. Contains information about
641 a single builtin (with multiple modes).
642 (CF): Define helper macro for...
643 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
645 (neon_builtin_data): New array. Define information about builtins
646 for use during initialization/expansion.
647 (arm_init_neon_builtins): New function.
648 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
650 (neon_builtin_compare): New function.
651 (locate_neon_builtin_icode): New function. Find an insn code for a
652 builtin given a function code for that builtin. Also return type of
653 builtin (NEON_BINOP, NEON_UNOP etc.).
654 (builtin_arg): New enumeration. Types of arguments for builtins.
655 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
656 Takes a variable argument list of builtin_arg types, terminated by
658 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
659 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
660 (neon_emit_pair_result_insn): New function. Support returning pairs
661 of vectors via a pointer.
662 (neon_disambiguate_copy): New function. Set up operands for a
663 multi-word copy such that registers do not get clobbered.
664 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
665 ARM_BUILTIN_NEON_BASE.
666 (arm_file_start): Set float-abi attribute for NEON.
667 (arm_vector_mode_supported_p): Enable NEON vector modes.
668 (arm_mangle_map_entry): New.
669 (arm_mangle_map): New.
670 (arm_mangle_vector_type): New.
671 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
673 (TARGET_NEON): New macro. Target supports NEON.
674 (fputype): Add FPUTYPE_NEON.
675 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
676 for vectorization based on command-line arg.
677 (NEON_REGNO_OK_FOR_NREGS): Define.
678 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
679 (VALID_NEON_STRUCT_MODE): Define.
680 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
681 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
682 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
683 (consttable_16): Add pattern for outputting 16-byte minipool
685 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
687 (vec-common.md, neon.md): Include md files.
688 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
689 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
690 (memory_constraint "Ut", "Un", "Us"): Define.
691 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
692 (MMX_char): New mode attribute.
693 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
694 (*add<mode>3_iwmmxt): New insn pattern.
695 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
696 (*sub<mode>3_iwmmxt): New insn pattern.
697 (mulv4hi3): Rename to...
698 (*mulv4hi3_iwmmxt): This.
699 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
700 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
701 (uminv4hi3, uminv2si3): Remove. Replace with...
702 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
703 (*umin<mode>3_iwmmxt): These.
704 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
705 (ashr<mode>3_iwmmxt): This new pattern.
706 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
707 (lshr<mode>3_iwmmxt): This new pattern.
708 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
709 (ashl<mode>3_iwmmxt): This new pattern.
710 * config/arm/neon-docgen.ml: New file. Generate documentation for
712 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
713 * config/arm/arm_neon.h: New (autogenerated).
714 * config/arm/neon-testgen.ml: New file. Generate NEON tests
716 * config/arm/neon.md: New file. Define NEON instructions.
717 * config/arm/neon.ml: New file. Abstract description of NEON
718 instructions, used to generate arm_neon.h header, documentation and
720 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
721 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
723 * doc/extend.texi (ARM Built-in Functions): Rename and remove
725 (ARM NEON Intrinsics): New subsection.
726 * doc/arm-neon-intrinsics.texi: New (autogenerated).
728 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
730 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
733 2007-07-24 Jan Hubicka <jh@suse.cz>
735 * regclass.c (move_table): New type.
736 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
737 (init_move_cost): Break out from ...
738 (init_reg_sets_1): ... here; simplify computation of
739 have_regs-of_mode and contains_reg_of_mode.
740 (record_reg_classes): Unswitch internal loops.
741 (copy_cost): Trigger lazy initialization of move cost
742 (record_address_regs): Likewise.
744 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
746 * config/darwin.c (darwin_override_options): Don't force on
747 flag_var_tracking_uninit when no debug info is requested.
749 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
751 * cfgloop.c (init_loops_structure): New function.
752 (flow_loops_find): Create root of the loop tree unconditionally.
754 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
756 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
758 2007-07-24 Jan Hubicka <jh@suse.cz>
760 * caller-save.c: Include ggc.h, gt-caller-save.h
761 (reg_save_code, reg_restore_code): Rename to ...
762 (cached_reg_save_code, cached_reg_restore_code): ... those.
763 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
764 (reg_save_code, reg_restore_code): New functions.
765 (init_caller_save): Do not intialize
766 reg_save_code/reg_restore_code tables.
767 * Makeifle.in: (gt-caller-save.h): New.
769 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
771 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
772 with the mode of the original operand instead of
775 2007-07-23 Jan Hubicka <jH@suse.cz>
777 * i386.c (ix86_secondary_memory_needed): Break out to...
778 (inline_secondary_memory_needed): ... here.
779 (ix86_memory_move_cost): Break out to ...
780 (inline_memory_move_cost): ... here; add support for IN value of 2 for
781 maximum of input and output; fix handling of Q_REGS on 64bit.
782 (ix86_secondary_memory_needed): Microoptimize.
784 2007-07-23 Sebastian Pop <sebpop@gmail.com>
786 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
787 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
788 stmts_from_loop, known_dependences_p, build_rdg): New.
789 * tree-data-ref.h: Depends on graphds.h.
790 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
791 (build_rdg): Declared.
792 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
794 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
796 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
799 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
800 Jakub Jelinek <jakub@redhat.com>
802 PR middle-end/PR28690
803 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
804 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
805 and MEM_POINTER operands over REG and MEM operands.
806 (swap_commutative_operands_p): Change return value to bool.
807 * rtl.h: Update the corresponding prototype.
808 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
809 instead of gen_rtx_PLUS.
810 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
811 value to bool. Change function arguments to rtx's and update code
813 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
814 calls to match the new declaration.
815 * simplify-rtx.c (simplify_associative_operation): Don't
816 reorder simplify_binary_operation arguments.
818 2007-07-23 Richard Sandiford <richard@codesourcery.com>
820 * config/mips/mips.c (override_options): Use mips_costs to derive
821 the default branch cost.
822 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
824 * config/mips/mips.opt (mbranch-cost=): New option.
825 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
827 2007-07-23 Richard Sandiford <richard@codesourcery.com>
829 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
830 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
831 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
832 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
834 2007-07-23 Richard Sandiford <richard@codesourcery.com>
836 * config/mips/constraints.md (ks): New constraint.
837 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
838 (*add<mode>3_mips16): ...here.
840 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
842 * optabs.h (enum optab_index): Add new OTI_signbit.
843 (signbit_optab): Define corresponding macro.
844 (enum insn_code signbit_optab[]): Remove array.
845 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
846 (expand_copysign_absneg): If back end provides signbit insn, use it
847 instead of bit operations on floating point argument.
848 * builtins.c (enum insn_code signbit_optab[]): Remove array.
849 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
850 availability of signbit insn.
852 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
853 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
854 SSE mode is not active.
855 (isinf<mode>2): Disable for mfpmath=sse,387.
857 2007-07-22 Ben Elliston <bje@au.ibm.com>
859 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
861 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
863 2007-07-20 Richard Guenther <rguenther@suse.de>
865 * tree-cfg.c (verify_expr): COND_EXPRs can have any
866 integral typed condition.
867 * tree-ssa.c (useless_type_conversion_p): Do not preserve
868 booleanness. Only preserve conversions from a non-base
869 type to a base type, not in general between types with
870 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
871 * tree.def (COND_EXPR): Document that the condition
872 can be of any integral type.
874 2007-07-20 Nigel Stephens <nigel@mips.com>
875 Richard Sandiford <richard@codesourcery.com>
877 * config/mips/mips.h (mips_dwarf_regno): Declare.
878 (DBX_REGISTER_NUMBER): Remove redundant brackets.
879 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
880 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
881 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
882 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
883 (REG_CLASS_NAMES): Update accordingly.
884 * config/mips/mips.c (mips_dwarf_regno): New array.
885 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
886 (mips_subword): Remove special handling for accumulator registers.
887 (override_options): Initiailize mips_dwarf_regno. Remove use
889 (mips_swap_registers): New function.
890 (mips_conditional_register_usage): Swap accumulator registers
891 around if TARGET_LITTLE_ENDIAN.
892 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
893 * config/mips/constraints.md (h, l): Use the endianness to choose
894 between MD0_REG and MD1_REG.
895 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
896 alternative-dependent template.
898 2007-07-20 Richard Sandiford <richard@codesourcery.com>
900 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
903 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
905 * function.c (thread_prologue_and_epilogue_insns): Fix exit
906 predecessor fallthru flags.
908 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
910 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
911 of compare to the same type.
912 * cfgloopmanip.c (add_loop): Update information about loop exits.
913 (loop_version): Remove the innermost loop requirement.
914 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
915 to sizetype for pointers.
917 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
919 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
920 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
921 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
923 * config/dfp-bit.c: Empty for TFmode conversions.
925 2007-07-18 Caroline Tice <ctice@apple.com>
927 * var-tracking.c (find_src_status): Check for COND_EXEC insns
928 and handle them correctly; check that src is not NULL before
930 (find_src_set_src): Likewise.
932 2007-07-18 Bob Wilson <bob.wilson@acm.org>
934 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
935 (struct alignment_context, init_alignment_context): New.
936 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
937 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
938 (XCHAL_HAVE_S32C1I): Likewise.
939 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
940 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
941 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
942 (ATOMIC, HQI): New macros.
943 (memory_barrier, *memory_barrier): New.
944 (sync_lock_releasesi): New.
945 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
946 (sync_lock_test_and_set<mode>): New.
947 (sync_<atomic><mode>): New.
948 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
949 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
950 (xtensa_expand_atomic): New.
952 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
957 transformation for builtin ISNORMAL.
958 (expand_builtin): Handle BUILT_IN_ISNORMAL.
959 * builtins.def (BUILT_IN_ISNORMAL): New.
960 * doc/extend.texi: Document isnormal.
962 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
966 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
967 optabs infrastructure. Provide generic implementation for
969 (expand_builtin): Handle FINITE/ISFINITE.
970 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
971 (fold_builtin_1): Likewise.
973 * builtins.def (BUILT_IN_ISFINITE): New.
975 * doc/extend.texi: Document isfinite.
977 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
982 * builtins.c (expand_builtin_interclass_mathfn): Provide a
983 generic fallback for isinf.
984 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
986 * real.c (get_max_float): ... to here.
987 * real.h (get_max_float): New.
989 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * builtin-attrs.def (ATTR_TYPEGENERIC,
994 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
996 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
997 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
998 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
999 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1001 * c-common.c (handle_type_generic_attribute): New.
1002 (c_common_attribute_table): Add "type generic".
1004 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1006 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1008 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1009 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1012 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1015 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1016 checking that the operand is an expression.
1018 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1019 Danny Smith <dannysmith@users.sourceforge.net>
1022 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1023 file mapping object in local namespace if Windows version later
1026 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1028 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1029 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1030 arm_cannot_force_const_mem.
1031 (arm_cannot_force_const_mem): New function.
1032 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1033 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1034 of arm_tls_referenced_p.
1035 * config/arm/arm.md (movsi): Split out-of-section constants when
1036 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1037 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1039 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1041 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1043 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1045 * config/mips/mips.md (*extendqihi2): Convert the destination
1048 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1050 * config/pa/fptr.c: Update license header.
1051 * config/pa/milli64.S: Likewise.
1053 2007-07-17 Nick Clifton <nickc@redhat.com>
1055 * COPYING_v3: New file. Contains version 3 of the GNU General
1057 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1058 Lesser General Public License.
1059 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1060 the GNU General Public License.
1062 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1064 PR rtl-optimization/32773
1065 * cfglayout.c (force_one_exit_fallthru): New function.
1066 (cfg_layout_finalize): Use it.
1068 2007-07-16 Richard Guenther <rguenther@suse.de>
1069 Uros Bizjak <ubizjak@gmail.com>
1071 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1072 before forcing it to gimple operand.
1074 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1075 David Ung <davidu@mips.com>
1077 * config/mips/mips.h (TUNE_24K): Define.
1078 (TUNE_MACC_CHAINS): Add TUNE_24K.
1079 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1081 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1082 (r74k_int_madd): .. this new reservation.
1083 (define_bypass): Fixed bypasses for r74k_int_madd to use
1085 * config/mips/24k.md (define_bypass): Define new
1086 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1088 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1089 Nigel Stephens <nigel@mips.com>
1091 * config/mips/mips.md: Include 20kc.md.
1092 * config/mips/20kc.md: New file.
1093 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1094 (mips_adjust_cost): Tweak for 20Kc.
1095 (mips_issue_rate): Likewise.
1096 * config/mips/mips.h (TUNE_20KC): Define.
1098 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1100 * config/rs6000/rs6000.c (struct processor_cost): Add
1101 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1103 (*_cost): Add cache information.
1104 (rs6000_override_options): Set cache parameters.
1106 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1109 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1110 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1112 2007-07-16 Paul Brook <paul@codesourcery.com>
1115 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1116 (cirrus_thumb2_movsi_insn): Ditto.
1118 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1120 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1123 2007-07-15 Andrew Haley <aph@redhat.com>
1125 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1126 before looking in the context.
1128 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1133 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1134 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1135 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1136 to generate .CALLINFO statement.
1137 (hppa_expand_prologue): Set rp_saved.
1138 (hppa_expand_epilogue): Use rp_saved.
1139 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1140 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1142 2007-07-14 Dirk Mueller <dmueller@suse.de>
1144 * omega.c (coalesce): Fix memory leak on early exit.
1145 * matrix-reorg.c (check_allocation_function): Likewise.
1146 * tree-vect-transform.c (vect_get_new_vect_var): free result
1148 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1149 pass pointer to edge vector
1150 (partition_hot_cold_basic_blocks): Fix memory leak.
1151 * collect2.c (prefix_from_string): Free temporary storage.
1152 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1154 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1156 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1157 (DO_GLOBAL_DTORS_BODY): Likewise.
1159 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1160 Nigel Stephens <nigel@mips.com>
1162 * config/mips/mips.c (mips_classify_symbol): Don't return
1163 SYMBOL_SMALL_DATA for constant pool addresses if
1164 TARGET_EMBEDDED_DATA is true.
1166 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1169 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1170 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1171 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1172 __builtin_ia32_storehps, __builtin_ia32_storelps,
1173 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1174 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1175 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1176 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1177 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1178 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1179 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1180 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1181 using def_builtin_const.
1183 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1185 PR tree-optimization/32705
1186 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1187 (simplify_binary_expression): Use SSA_VAL consistently.
1189 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1191 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1192 (SPEFSCR_REGNO): Delete definition.
1193 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1194 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1195 * config/rs6000/rs6000.h: Do not define *_REGNO.
1196 LINK_REGISTER_REGNUM -> LR_REGNO.
1197 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1198 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1199 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1200 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1201 R_VRSAVE, R_VSCR. Use them.
1202 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1203 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1204 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1205 * config/rs6000/aix.h: Define R_LR. Use it.
1207 2007-07-13 Caroline Tice <ctice@apple.com>
1209 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1210 flag_var_tracking is explicitly turned off (i.e. when variable
1211 tracking is not feasible); otherwise, turn flag_var_tracking on when
1212 flag_var_tracking_uninit is on.
1213 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1214 note definitions, to allow recording of initialization status in the
1216 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1217 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1218 determine if two note locations are equal.
1219 (output_loc_list): Don't output list entries whose start & end labels
1221 (reg_loc_descriptor): Add parameter for initialization status; pass it
1222 to other loc descriptor functions.
1223 (one_reg_loc_descriptor): Add parameter for initialization status;
1224 check its value and add DW_OP_GNU_uninit to returned loc descr if
1226 (multiple_reg_loc_descriptor): Add parameter for initialization
1228 pass init status argument to other loc descriptor functions; check
1229 value of intialization parameter and add DW_OP_GNU_uninit to returned
1230 loc descr if appropriate.
1231 (based_loc_descr): Add parameter for initialization status; add new
1232 variable for return value; check value of initialization parameter and
1233 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1234 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1235 pass init status argument to other loc descriptor functions; check
1236 value of intialization parameter and add DW_OP_GNU_uninit to returned
1237 loc descr if appropriate.
1238 (mem_loc_descriptor): Likewise.
1239 (concat_loc_descriptor): Likewise.
1240 (concatn_loc_descriptor): Likewise.
1241 (loc_descriptor): Add parameter for initialization status; pass it as
1242 argument to other loc descriptor function calls.
1243 (loc_descriptor_from_tree_1): Add appropriate initialization status
1244 to loc descriptor function calls.
1245 (add_location_or_const_value_attribute): Get initialization status
1246 from VAR_LOCATION note; add initialization status to loc descriptor
1248 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1249 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1250 status is uninitialized, add "[uninint]" to output.
1251 * common.opt (fvar-tracking-uninit): New option, similar to
1252 fvar-tracking, to turn on tracking of uninitialized variables; creates
1253 a new global flag, flag_var_tracking_uninit.
1254 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1255 (enum var_init_status): New type, for var initialization status field.
1256 * var-tracking.c (struct location_chain_def): Two new fields, init,
1257 for initialization status, and set_src for the assignment value expr.
1258 (unshare_variable): New parameter for initialization status;
1259 initialize new init and set_src fields.
1260 (var_reg_set): New parameters for initialization status and value;
1261 pass them to set_variable_part.
1262 (var_mem_set): Likewise.
1263 (get_init_value): New function.
1264 (var_reg_delete_and_set): New initialization status & value
1265 parameters; add call to get_init_value if status is unknown; pass new
1266 parameters to clobber_variable_part and var_reg_set.
1267 (var_mem_delete_and_set): Likewise.
1268 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1269 (var_mem_delete): Likewise.
1270 (variable_union): Pass status to unshare_variable; initialize new init
1271 and set_src fields. If flag_var_tracking_uninit is not set, force
1272 status to initialized.
1273 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1274 used later to get the set_src value.
1275 (find_src_status): New function.
1276 (find_src_set_src): New function.
1277 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1278 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1279 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1280 and var_mem_delete_and_set.
1281 (dump_variable): Print out "[uninit]" if appropriate.
1282 (set_variable_part): Add new initialization and set_src parameters;
1283 pass status to unshare_variable; set node->init and node- >set_src
1284 fields and modify slot in hash table appropriately; save the init and
1285 set_src values if appropriate and assign to the new node.
1286 (clobber_variable_part): New set_src parameter; if two nodes have
1287 same variable and same location but different set_src (assignment)
1288 values, clobber old node.
1289 (delete_variable_part): Pass init status to unshare_variable.
1290 (emit_note_insn_var_location): Add initialized var; assign var's init
1291 status to new 'initialized'; pass new init status field to calls to
1292 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1293 status to initialized.
1294 (emit_notes_in_bb): Pass initialization status to calls to
1295 var_reg_set, var_mem_set, var_reg_delete_and_set and
1296 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1297 var_reg_delete_and_set and var_mem_delete_and_set; call
1298 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1299 make up for change in add_stores.
1300 (vt_add_function_parameters): Add status to calls to
1302 * config/darwin.c (darwin_override_options): Turn on uninitialized
1303 tracking automatically, if var_tracking is on and the system is
1306 2007-07-13 Sa Liu <saliu@de.ibm.com>
1308 * config.gcc: Add options for arch and tune on SPU.
1309 * config/spu/predicates.md: Add constant operands 0 and 1.
1310 * config/spu/spu-builtins.def: Add builtins for double precision
1311 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1312 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1314 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1316 * config/spu/spu-protos.h: Add new function prototypes.
1317 * config/spu/spu.c (spu_override_options): Check options -march and
1319 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1320 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1322 (spu_const_from_int): New. Create a vector constant from 4 ints.
1323 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1324 (spu_emit_vector_compare): New. Emit vector compare.
1325 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1326 * config/spu/spu.h: Add options -march and -mtune. Define processor
1327 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1328 CANONICALIZE_COMPARISON.
1329 * config/spu/spu.md: Add new insns for double precision compare
1330 and double precision vector compare. Add vcond and smax/smin patterns
1331 to enable DFmode vector conditional expression.
1332 * config/spu/spu.opt: Add options -march and -mtune.
1333 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1334 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1335 both CELL and CELLEDP targets: spu_testsv.
1336 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1339 2007-07-13 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/32721
1342 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1343 TREE_THIS_VOLATILE on the folded reference.
1344 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1345 if the array reference has TREE_THIS_VOLATILE set.
1347 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1350 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1352 2007-07-13 Andreas Schwab <schwab@suse.de>
1354 * gengtype-lex.l: Allow declarations to be indented.
1356 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1358 * ginclude/tgmath.h: New.
1359 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1360 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1361 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1362 * configure: Regenerate.
1364 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1366 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1367 correct index when setting register save state for xd
1370 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1372 * config/sh/sh.c (mark_use): Remove.
1374 2007-07-12 Paul Brook <paul@codesourcery.com>
1376 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1377 reg does not overlap return value.
1379 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1381 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1382 (set_expression_vuses): Ditto.
1383 (init_pre): Initialize expression_vuses.
1385 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1387 * config/i386/sse.md (storentdf, storentsf): New.
1389 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1391 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1393 * tree.c (build_decl_stat): Move code from here...
1394 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1395 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1396 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1397 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1398 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1401 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1402 Devang Patel <dpatel@apple.com>
1404 PR tree-optimization/25413
1405 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1406 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1407 * tree.h (contains_packed_reference): New.
1408 * expr.c (contains_packed_reference): New.
1409 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1410 (vect_enhance_data_refs_alignment): Call
1411 vector_alignment_reachable_p.
1412 * target.h (vector_alignment_reachable): New builtin.
1413 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1414 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1415 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1417 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1419 * target.h (builtin_vectorization_cost): Add new target builtin.
1420 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1421 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1422 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1423 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1424 uninitialized variables.
1425 * tree-vect-transform.c (cost_for_stmt): New function.
1426 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1427 using cost 1 for all scalar stmts. Be less conservative when
1428 estimating the number of prologue/epulogue iterations. Call
1429 targetm.vectorize.builtin_vectorization_cost. Return
1430 min_profitable_iters-1.
1431 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1432 initialization cost instead of TARG_VEC_STMT_COST. Use
1433 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1434 epilogue code. Fix epilogue cost computation.
1435 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1436 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1437 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1438 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1439 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1440 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1442 2007-07-12 Richard Guenther <rguenther@suse.de>
1444 * gimplify.c (gimplify_conversion): Make sure that the result
1445 from maybe_fold_offset_to_reference is trivially convertible
1446 to the desired type before doing the simplification.
1447 (gimplify_expr): Likewise.
1448 * fold-const.c (fold_binary): Use the correct types for
1449 building the simplified expression.
1451 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1453 PR rtl-optimization/32729
1454 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1455 that fallthru to exit.
1457 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1459 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1460 (symDTPOFF2reg): Likewise.
1462 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1464 PR tree-optimization/32663
1466 * tree.h (VALUE_HANDLE_VUSES): Remove.
1467 (struct tree_value_handle): Remove vuses.
1469 * tree-vn.c (create_value_handle_for_expr): Don't set
1472 * tree-ssa-pre.c (expression_vuses): New.
1473 (alloc_expression_id): Set up expression_vuses.
1474 (get_expression_vuses): New.
1475 (set_expression_vuses): Ditto.
1476 (clear_expression_ids): Modify for expression_vuses.
1477 (phi_translate_1): Ditto.
1478 (phi_translate_set): Ditto.
1479 (value_dies_in_block_x): Ditto
1480 (valid_in_sets): Ditto.
1481 (add_to_sets): Ditto.
1482 (find_existing_value_expr): Ditto.
1483 (create_value_handle_for_expr): Ditto.
1484 (make_values_for_stmt): Ditto.
1485 (vuse_equiv): Remove.
1487 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1489 * Makefile.in (mostlyclean): Remove object files.
1491 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1493 * toplev.c (no_new_pseudos): Deleted.
1494 * rtl.h (no_new_pseudos): Deleted.
1495 * tree-pass.h (pass_no_new_pseudos): Deleted.
1496 * passes.c (pass_no_new_pseudos): Deleted.
1497 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1498 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1499 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1501 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1502 * rtlhooks.c (gen_lowpart_general): Ditto.
1503 * optabs.c (prepare_operand): Ditto.
1504 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1506 * modulo-sched.c (rest_of_handle_sms): Ditto.
1507 * see.c (rest_of_handle_see): Ditto.
1508 * ifcvt.c (if_convert): Ditto.
1509 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1511 * init-regs.c (gate_initialize_regs): Deleted set of
1513 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1514 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1515 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1517 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1521 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1522 (*vec_extractv2di_1_rex64): New insn pattern.
1524 2007-07-11 David Daney <ddaney@avtrex.com>
1526 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1527 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1528 for SIGNAL_UNWIND_RETURN_COLUMN.
1529 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1530 (DWARF_FRAME_REGNUM): Rewrite.
1531 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1533 2007-07-11 Nick Clifton <nickc@redhat.com>
1535 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1536 delta and use gen_int_mode in place of GET_INT instead.
1538 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1540 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1543 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1545 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1546 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1548 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1549 (USE_CANONICAL_TYPES): New.
1550 * doc/invoke.texi (verify-canonical-types): Remove.
1551 (use-canonical-types): Add.
1553 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1555 * config/spu/spu.c (spu_optimization_options): Remove setting of
1556 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1557 (spu_override_options): Move it here.
1559 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1561 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1562 * config/mips/mips.c (mips_cpu_info_table): Mention
1563 MIPS_ISA_LEVEL_SPEC in the comment.
1565 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1567 PR tree-optimization/32713
1568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1570 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1573 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1574 conditional to flag_isoc99.
1575 (c_common_init_options): Do it here, unconditionally.
1577 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1579 PR tree-optimization/32589
1580 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1581 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1582 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1583 predicate, extracted from...
1584 (set_rhs): ...here. Call it for the expression on entry.
1585 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1586 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1587 (simplify_binary_expression): Use valid_gimple_expression_p
1588 to validate the simplification.
1589 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1591 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1593 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1594 DWARF2_DEBUG on 32 bit target too.
1595 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1597 2007-07-11 Nick Clifton <nickc@redhat.com>
1599 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1600 version for 64-bit hosts.
1602 2007-07-10 David Daney <ddaney@avtrex.com>
1604 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1606 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1608 * config/mips/mips.c (mips_expand_synci_loop): New function.
1609 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1610 (UNSPEC_RDHWR): Same.
1611 (UNSPEC_SYNCI): Same.
1612 (UNSPEC_SYNC): Same.
1613 (clear_cache): New expand.
1617 (clear_hazard): Same.
1618 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1620 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1621 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1623 2007-07-10 Ian Lance Taylor <iant@google.com>
1625 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1628 2007-07-10 David Daney <ddaney@avtrex.com>
1630 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1631 * builtins.c (expand_builtin___clear_cache): New function.
1632 (expand_builtin): Call expand_builtin___clear_cache for
1633 BUILT_IN_CLEAR_CACHE case.
1634 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1635 * doc/md.texi (clear_cache): Document new instruction pattern.
1636 * testsuite/gcc.dg/builtins-64.c: New test.
1638 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1640 * config/cris/cris.md ("movsi"): Fix typo in last change.
1642 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1645 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1647 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1648 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1649 for FUNCTION_DECLs. Don't use align_functions_log if
1651 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1652 even for FUNCTION_DECLs.
1653 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1655 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1656 (DECL_FUNCTION_CODE): Update for new location and name of
1658 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1659 (struct tree_decl_common): Move 'align' and 'off_align' out
1660 of union, ensure they're still on a 32-bit boundary. Remove
1661 other fields in union 'u1'.
1662 (struct tree_function_decl): Add field 'function_code' replacing
1663 'u1.f' in tree_decl_common.
1664 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1665 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1666 (Variable Attributes): Cross-reference 'aligned' attribute
1667 to Function Attributes.
1668 * flags.h (force_align_functions_log): Delete.
1669 * toplev.c (force_align_functions_log): Delete.
1671 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1675 (*vec_concatv2di_rex): New insn pattern.
1677 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1680 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1682 2007-07-10 Ian Lance Taylor <iant@google.com>
1684 Replace no_new_pseudos in backends.
1685 * rtl.h (can_create_pseudo_p): Define.
1686 * config/darwin.c (machopic_indirect_data_reference): Use
1687 can_create_pseudo_p () instead of no_new_pseudos.
1688 (machopic_indirect_data_reference): Likewise.
1689 (machopic_legitimize_pic_address): Likewise.
1690 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1691 (alpha_emit_set_const_1): Likewise.
1692 (alpha_emit_set_const): Likewise.
1693 (alpha_emit_conditional_move): Likewise.
1694 (alpha_split_conditional_move): Likewise.
1695 * config/alpha/alpha.md (various splitters): Likewise.
1697 * config/arm/arm.c (legitimize_pic_address): Likewise.
1698 (arm_load_pic_register): Likewise.
1699 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1700 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1701 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1702 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1703 * config/cris/cris.md (movsi): Likewise.
1704 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1705 (symGOTOFF2reg_hilo): Likewise.
1706 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1707 * config/h8300/h8300.md (insv, extzv): Likewise.
1708 * config/i386/i386.c (ix86_expand_move): Likewise.
1709 (ix86_expand_vector_move): Likewise.
1710 (ix86_prepare_fp_compare_args): Likewise.
1711 (ix86_expand_carry_flag_compare): Likewise.
1712 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1713 (tls_dynamic_gnu2_combine_32): Likewise.
1714 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1715 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1716 (ia64_expand_movxf_movrf): Likewise.
1717 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1718 (m32c_split_move): Likewise.
1719 (m32c_expand_insv): Likewise.
1720 * config/m68k/m68k.md (movsi): Likewise.
1721 * config/mips/mips.c (mips_force_temporary): Likewise.
1722 (mips_split_symbol): Likewise.
1723 (mips_move_integer): Likewise.
1724 (mips_legitimize_const_move): Likewise.
1725 * config/mn10300/mn10300.md (movsi): Likewise.
1726 * config/pa/pa.c (emit_move_sequence): Likewise.
1727 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1728 (rs6000_got_register): Likewise.
1729 (create_TOC_reference): Likewise.
1730 (rs6000_machopic_legitimize_pic_address): Likewise.
1731 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1732 (various splitters): Likewise.
1733 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1734 (movsi_got): Likewise.
1735 * config/s390/s390.c (emit_symbolic_move): Likewise.
1736 * config/s390/s390.md (movhi, movqi): Likewise.
1737 (load_multiple, store_multiple): Likewise.
1738 * config/score/score.c (score_force_temporary): Likewise.
1739 * config/sh/sh.c (prepare_move_operands): Likewise.
1740 (prepare_cbranch_operands): Likewise.
1741 (emit_fpu_switch): Likewise.
1742 (fpscr_set_from_mem): Likewise.
1743 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1744 (adddi3, subsi3): Likewise.
1745 (various splitters): Likewise.
1746 (divsi_inv_fp_combine): Likewise.
1747 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1748 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1750 * config/sh/predicates.md (xor_operand): Likewise.
1751 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1752 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1753 (movdi_pic_label_ref): Likewise.
1754 * config/spu/spu.c (spu_split_immediate): Likewise.
1755 * config/alpha/alpha.md (various splitters): Remove test
1756 !no_new_pseudos || reload_completed.
1757 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1759 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1760 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1761 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1762 * config/score/score.c (th_output_mi_thunk): Likewise.
1763 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1764 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1766 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1768 PR rtl-optimization/32664
1769 * mode-switching.c (create_pre_exit): Skip barrier insns.
1771 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1773 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1774 force_gimple_operand_bsi.
1775 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1776 rewrite_use_compare): Ditto.
1777 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1779 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1780 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1781 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1782 * tree-profile.c (prepare_instrumented_value,
1783 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1784 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1785 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1786 tree_gen_ior_profiler): Ditto.
1787 * tree-ssa-reassoc.c (negate_value): Ditto.
1788 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1789 Use force_gimple_operand_bsi.
1790 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1791 * tree-if-conv.c (add_to_dst_predicate_list,
1792 find_phi_replacement_condition): Ditto.
1793 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1794 Call mark_symbols_for_renaming for new statements.
1795 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1797 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1799 * cfghooks.c (remove_edge): New function.
1800 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1802 * cfghooks.h (remove_edge): Declare.
1803 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1804 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1806 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1808 * optabs.h: Added declaration for signbit_optab.
1809 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1810 * genoptinit.c (optabs): Added entry for signbit insns.
1811 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1813 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1814 * config/s390/s390.md (signbit<mode>2): New expander.
1816 2007-07-09 Richard Guenther <rguenther@suse.de>
1819 * fold-const.c (fold_plusminus_mult_expr): Move constant
1820 arguments second to allow decomposing.
1822 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1825 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1827 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1828 Disregard DECL_FROM_INLINE.
1830 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1833 * doc/invoke.texi: Add ftree-reassoc flag.
1834 * common.opt (ftree-reassoc): New flag.
1835 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1836 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1838 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1840 PR tree-optimization/32681
1841 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1842 saved in second_edge->aux when first_bb is a loop header.
1844 2007-07-09 Jan HUbicka <jh@suse.cz>
1846 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1848 2007-07-09 Richard Guenther <rguenther@suse.de>
1850 * c-decl.c (start_function): Do not promote return type.
1852 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1854 * function.c (do_warn_unused_parameter): Do not warn if
1855 TREE_NO_WARNING is set.
1857 2007-07-08 Andreas Schwab <schwab@suse.de>
1859 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1861 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1864 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1866 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1867 apply to assembly language, too.
1868 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1870 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1872 Revert (note the sccvn portions are *not* reverted)
1873 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1875 Fix PR tree-optimization/23488
1877 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1879 * tree-flow-inline.h (get_value_handle): Ditto.
1880 * tree-ssa-pre.c (decl_vh_map): New.
1881 (decl_node_pool): New.
1882 (can_value_number_operation): Support DECL_P.
1883 (can_PRE_operation): Ditto.
1884 (create_expression_by_pieces): Ditto.
1885 (find_existing_value_expr): Modify to differnetiate between
1886 addressing and top level.
1887 (create_value_handle_for_expr): Handle DECL's.
1888 (poolify_tree): Ditto.
1889 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1890 (make_values_for_stmt): Handle DECL's properly.
1891 (init_pre): Reorg to not init useless things during FRE.
1893 * tree-flow.h: Include pointer-set.h.
1894 (decl_vh_map): Declare.
1895 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1897 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1899 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1900 the constraint description.
1901 * doc/md.texi: Update documentation of AVR constraints.
1903 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1905 * auto-inc-dec.c, config/arm/arm.c,
1906 config/m32r/constraints.md, config/mips/mips.md,
1907 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1908 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1909 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1910 typos. Follow spelling conventions.
1911 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1913 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1914 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1916 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1917 realloc_vuse): Remove.
1918 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1921 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1923 Fix PR tree-optimization/23488
1925 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1926 (try_to_simplify): Ditto.
1928 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1930 * tree-flow-inline.h (get_value_handle): Ditto.
1931 * tree-ssa-pre.c (decl_vh_map): New.
1932 (decl_node_pool): New.
1933 (can_value_number_operation): Support DECL_P.
1934 (can_PRE_operation): Ditto.
1935 (create_expression_by_pieces): Ditto.
1936 (find_existing_value_expr): Modify to differnetiate between
1937 addressing and top level.
1938 (create_value_handle_for_expr): Handle DECL's.
1939 (poolify_tree): Ditto.
1940 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1941 (make_values_for_stmt): Handle DECL's properly.
1942 (init_pre): Reorg to not init useless things during FRE.
1944 * tree-flow.h: Include pointer-set.h.
1945 (decl_vh_map): Declare.
1946 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1948 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1950 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1951 apply to assembly language, too.
1952 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1954 2007-07-06 Ian Lance Taylor <iant@google.com>
1955 Zack Weinberg <zackw@panix.com>
1958 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1960 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1962 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1963 (prefetch): Likewise if "pref" would be used.
1965 2007-07-06 Josh Conner <jconner@apple.com>
1969 * calls.c (store_one_arg): Handle arguments which are partially
1970 on the stack when detecting argument overlap.
1972 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1974 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1975 chosen during find_reloads.
1977 2007-07-06 Richard Guenther <rguenther@suse.de>
1979 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1980 TYPE_ARG_TYPES for verification of argument types. Use
1981 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1982 parameters as variable arguments.
1984 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1986 * libgcc2.h (word_type): Type definition removed.
1987 (cmp_return_type, shift_count_type): Type definitions added.
1988 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1989 replaced with shift_count_type.
1990 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1992 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1993 changed from word_type to Wtype.
1994 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1995 replaced with shift_count_type.
1996 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1998 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1999 and libgcc_shift_count attribute added.
2000 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2001 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2002 (TARGET_INITIALIZER): New target hooks added.
2003 * targhooks.c (default_libgcc_cmp_return_mode,
2004 default_libgcc_shift_count_mode): Default implementations for the new
2006 * targhooks.h (default_libgcc_cmp_return_mode,
2007 default_libgcc_shift_count_mode): Function prototypes added.
2008 * target.h (struct gcc_target): Fields for the new target hooks added.
2009 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2011 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2014 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2015 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2017 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2018 s390_libgcc_shift_count_mode): Functions added.
2019 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2020 Target hooks defined.
2022 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2024 * config/mips/mips.c (compute_frame_size): Restore the original
2025 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2026 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2027 Document why the difference is needed.
2029 2007-07-06 Richard Guenther <rguenther@suse.de>
2031 * c-common.c (boolean_increment): Use correctly typed
2034 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2036 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2037 the topmost argument register is not also included in the save mask.
2038 (mips16e_collect_argument_save_p): Take a pointer to the argument
2039 register, rather than a pointer to the number of arguments.
2040 (mips16e_collect_argument_saves): Only include argument saves
2041 that aren't in the register mask.
2043 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2045 PR rtl-optimization/32450
2046 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2047 to ensure that instructions are not moved into the prologue when
2048 profiling is on. Remove unused prologue_end variable.
2049 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2050 as a scheduling barrier.
2052 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2056 Disregard DECL_FROM_INLINE.
2058 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2060 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2061 IORing with a constant.
2063 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2065 PR rtl-optimization/32475
2066 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2067 for every definition of the stack pointer.
2069 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2071 * arm.c (vfp3_const_double_index): Copy signed results of
2072 REAL_VALUE_TO_INT into unsigned vars.
2074 2007-07-05 Richard Guenther <rguenther@suse.de>
2077 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2079 * tree-ssa.c (useless_type_conversion_p): Check canonical
2082 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2084 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2085 zero_extendhisi2): Change to define_insn_and_split.
2086 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2088 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2090 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2091 pass_match_asm_constraints): New.
2092 * passes.c (init_optimization_passes): Add new pass.
2093 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2094 * function.h (struct function): Add has_asm_statement bit.
2095 (current_function_has_asm_statement): New.
2096 * tree-pass.h (pass_match_asm_constraints): New.
2098 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2100 * config/mips/mips.c (mips_file_start): Avoid declaration
2103 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2105 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2107 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2109 * rtl.def (NOTE): Change print format string to print
2110 operand 5 as a note insn name.
2112 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2113 David Ung <davidu@mips.com>
2115 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2116 * doc/invoke.texi: (MIPS Options): Document them.
2118 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2119 David Ung <davidu@mips.com>
2121 Add support for SmartMIPS ASE.
2123 * optabs.c (expand_binop_directly): New, broken out from...
2124 (expand_binop): Here. Make it try rotating in the other
2125 direction even when the second operand isn't constant.
2126 * config/mips/mips.md (*lwxs): New.
2127 * config/mips/mips.opt (msmartmips): New.
2128 * config/mips/mips.c (mips_lwxs_address_p): New.
2129 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2130 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2131 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2132 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2133 (ISA_HAS_LWXS): New.
2134 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2135 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2136 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2137 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2138 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2139 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2140 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2142 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2144 * tree-vectorizer.c (new_loop_vec_info): Initialize
2145 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2146 * tree-vectorizer.h (_loop_vec_info): Added new filed
2147 min_profitable_iters.
2148 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2149 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2150 * tree-vect-analyze.c (vect_analyze_operations): Set
2151 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2152 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2153 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2154 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2155 and prologue cost to after they are computed.
2156 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2158 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2159 of creating vectors from scalars according to dt.
2160 (vect_model_store_cost): Likewise.
2161 (vectorizable_call): Use dt array instead of scalar dt. Call
2162 vect_model_simple_cost with additional argument dt.
2163 (vectorizable_assignment): Likewise.
2164 (vectorizable_operation): Likewise.
2165 (vectorizable_type_demotion): Likewise.
2166 (vectorizable_type_promotion): Likewise.
2167 (vectorizable_store): Use dt array instead of scalar dt. Call
2168 vect_model_store_cost with additional argument dt.
2169 (vect_do_peeling_for_loop_bound): Don't call
2170 vect_estimate_min_profitable_iters. Instead, lookup
2171 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2172 "may not be profitable".
2174 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2177 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2178 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2179 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2180 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2182 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2184 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2185 addressing modes cheaper.
2187 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2189 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2190 (dw_ranges_struct): Rename block_num to num. Adjust.
2191 (dw_ranges_by_label_struct): New.
2192 (ranges_by_label, ranges_by_label_allocated,
2193 ranges_by_label_in_use): New variables.
2194 (add_ranges_num): Factored most of the code out of...
2195 (add_ranges): ... this one. Rewrite in terms of the former.
2196 (add_ranges_by_labels): New.
2197 (output_ranges): Output by-label ranges.
2198 (dwarf2out_finish): Output range for multiple-section
2199 compile_unit. Output standard DW_AT_low_pc in addition to
2200 unexpected DW_AT_entry_pc.
2202 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2204 PR tree-optimization/32604
2205 PR tree-optimization/32606
2207 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2208 (compute_antic_safe): Removed.
2209 (ANTIC_SAFE_LOADS): Ditto.
2210 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2211 (execute_pre): Don't call compute_antic_safe.
2212 (vuse_equiv): New function.
2213 (make_values_for_stmt): Use it
2214 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2217 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2220 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2222 (avr_attribute_table): Make "naked" attribute apply to function types
2223 rather than to decls.
2224 (avr_handle_fntype_attribute): New function.
2226 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2228 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2231 2007-07-04 David Ung <davidu@mips.com>
2232 Joseph Myers <joseph@codesourcery.com>
2234 * config/mips/mips.md (type): Add logical, signext and move.
2235 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2236 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2237 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2238 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2239 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2240 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2241 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2242 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2243 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2244 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2245 movv2sf_hardfloat_64bit): Use the new types.
2246 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2247 *movdf_softfloat, *movdf_mips16): Use "multi".
2248 (extendqihi2): Replace with a define_expand.
2249 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2250 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2251 * config/mips/74k.md (r74k_int_logical): New reservation and
2253 (r74k_int_arith): Remove "slt".
2254 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2255 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2256 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2257 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2258 reservations for "arith".
2260 2007-07-04 Richard Guenther <rguenther@suse.de>
2262 * tree-ssa.c (useless_type_conversion_p): Add handling for
2263 scalar float and vector types. Only call the types_compatible_p
2264 langhook for aggregate types as last resort. Follow the
2267 2007-07-04 Richard Guenther <rguenther@suse.de>
2269 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2270 the same as NOP_EXPR.
2272 2007-07-04 Nick Clifton <nickc@redhat.com>
2274 * target.h (struct gcc_target): Add target_help field.
2275 * target-def.h (TARGET_HELP): New.
2276 (TARGET_INITIALIZER): Use TARGET_HELP.
2277 * opts.c (command_handle_option): Invoke target_help function, if
2278 defined, when the user has specified --target-help on the command
2280 * doc/invoke.texi: Mention that --target-help might print
2281 additional information.
2282 * doc/tm.texi: Document TARGET_HELP hook.
2284 * arm.c (TARGET_HELP): Override default definition.
2285 (arm_target_help): New - display a wrapped list of cores and
2286 architectures supported.
2288 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2290 * config/gcc/v850/v850.c (expand_prologue): Make sure
2291 GEN_INT() argument is sign extended rather than zero extended.
2292 (expand_epilogue): Likewise.
2293 (output_move_double): Delete.
2294 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2295 * config/gcc/v850/v850.md (movdi): Delete.
2296 (*movdi_internal): Delete.
2298 (*movdf_internal): Delete.
2300 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2302 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2303 unless compiling RTP PIC.
2305 2007-07-04 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/32482
2308 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2309 original ssa name if we didn't find a shift expression.
2310 Fix shift constant for bit zero test.
2312 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2314 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2316 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2318 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2319 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2320 * config/arm/vxworks.h (ASM_SPEC): Delete.
2321 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2323 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2325 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2326 (DDR_REVERSED_P): New.
2327 * tree-data-ref.c (initialize_data_dependence_relation,
2328 build_classic_dist_vector): Set DDR_REVERSED_P.
2330 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2333 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2334 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2335 init_omega_for_ddr_1): Use non conservative number of iterations
2337 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2338 (analyze_siv_subscript): Remove FIXME and reinitialization of
2339 last_conflicts to chrec_dont_know.
2340 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2342 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2344 * tree.c (maybe_canonicalize_argtypes): Improve description.
2346 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2348 * tree.c (maybe_canonicalize_argtypes): New.
2349 (build_function_type): Set canonical type.
2350 (build_method_type_directly): Ditto.
2351 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2354 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2356 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2358 (rewrite_use_nonlinear_expr): Likewise.
2360 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2362 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2364 2007-07-04 Ben Elliston <bje@au.ibm.com>
2366 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2369 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2371 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2372 (Exception Handling): Likewise.
2374 2007-07-03 Jan Hubicka <jh@suse.cz>
2376 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2378 2007-07-03 Eric Christopher <echristo@apple.com>
2380 * doc/cppopts.texi: Add conflicting option note to -dM.
2381 * doc/invoke.texi: Add note about possible conflicts with
2382 -E for -dCHARS and note that -dM will not produce
2383 any results if there is no machine dependent reorg.
2385 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2387 * tree.h (DECL_ALIGN): Back out previous change.
2389 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2391 * configure.ac: Test for .dtprelword support on MIPS.
2392 * configure, config.in: Regenerate.
2393 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2394 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2396 2007-07-03 Julian Brown <julian@codesourcery.com>
2398 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2399 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2400 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2401 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2403 (all_fpus): Add FPUTYPE_VFP3.
2404 (fp_model_for_fpu): Add VFPv3 field.
2405 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2406 (vfp3_const_double_index): New function. Return integer index of
2407 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2409 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2410 and argument represents a valid RTX for a VFPv3 constant.
2411 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2413 (vfp_emit_fstmd): Similar, for fstmd.
2414 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2415 constants, represented as integer indices.
2416 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2417 VFP_REGNO_OK_FOR_DOUBLE macros.
2418 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2419 (arm_file_start): Set float-abi attribute for VFPv3, and output
2420 correct ".fpu" assembler directive.
2421 (arm_dbx_register_numbering): Add FIXME.
2422 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2423 (fputype): Add FPUTYPE_VFP3.
2424 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2425 (CALL_USED_REGISTERS): Likewise.
2426 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2427 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2428 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2429 (D7_VFP_REGNUM): New.
2430 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2431 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2432 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2433 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2434 (REG_ALLOC_ORDER): Adjust for VFPv3.
2435 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2436 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2437 VFP_LO_REGS, VFP_HI_REGS.
2438 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2439 (IS_VFP_CLASS): Define macro.
2440 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2442 (REGISTER_MOVE_COST): Likewise.
2443 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2444 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2445 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2446 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2447 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2448 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2449 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2450 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2451 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2452 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2453 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2454 where appropriate for single-word registers.
2455 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2456 As above. Fix type attributes.
2457 * config/arm/constraints.md (register_contraint "t"): Define.
2458 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2460 (register_constraint "x"): Define.
2461 (constraint "Dv"): Define.
2463 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2465 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2467 2007-07-03 Tom Tromey <tromey@redhat.com>
2469 * c-parser.c (objc_pq_context): Removed.
2470 (objc_need_raw_identifier): Likewise.
2471 (c_parser) <objc_pq_context>: New field.
2472 <objc_need_raw_identifier>: Likewise.
2473 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2474 (c_lex_one_token): Update.
2475 (c_parser_objc_protocol_definition): Update.
2476 (c_parser_objc_method_definition): Update.
2477 (c_parser_objc_methodproto): Update.
2478 (c_parser_declspecs): Update.
2480 2007-07-03 David Ung <davidu@mips.com>
2482 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2484 2007-07-03 David Ung <davidu@mips.com>
2485 Richard Sandiford <richard@codesourcery.com>
2487 * doc/invoke.texi: Document -march=74kf3_2.
2488 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2489 (TUNE_74K): Check for it.
2490 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2491 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2492 * config/mips/mips.md (cpu): Add 74kf3_2.
2493 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2494 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2495 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2496 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2497 74kf3_2 to the CPU list.
2498 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2499 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2500 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2501 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2502 (r74kf3_2_fxfer_from_c1): New insn reservations.
2504 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2505 David Ung <davidu@mips.com>
2507 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2508 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2509 and 74k[fx]. Document aliases for the new options.
2510 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2511 (PROCESSOR_24KF2_1): ...this.
2512 (PROCESSOR_24KX): Rename to...
2513 (PROCESSOR_24KF1_1): ...this.
2514 (PROCESSOR_74KF): Rename to...
2515 (PROCESSOR_74KF2_1): ...this.
2516 (PROCESSOR_74KX): Rename to...
2517 (PROCESSOR_74KF1_1): ...this.
2518 (TUNE_74K): Update PROCESSOR_* names.
2519 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2520 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2521 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2522 (mips_rtx_cost_data): Update processor names in comments.
2523 (mips_issue_rate): Update PROCESSOR_* names.
2524 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2525 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2526 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2527 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2528 Update cpu attribute names.
2529 (r24k_fpu_iss): Rename this reservation to...
2530 (r24kf2_1_fpu_iss): ...this and update all uses.
2531 (r24kx_fpu_iss): Rename this reservation to...
2532 (r24kf1_1_fpu_iss): ...this and update all uses.
2533 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2534 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2535 Update cpu attribute names.
2537 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2539 * config/m32r/constraints.md: New file.
2540 * config/m32r/m32r.c: Include tm-constrs.h.
2541 (small_data_operand): Use satisfies_constraint_* instead of macro.
2542 (addr24_operand, gen_compare): Likewise.
2543 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2544 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2545 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2546 EXTRA_CONSTRAINT): Likewise.
2547 * config/m32r/m32r.md: Include constraints.md.
2548 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2549 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2550 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2551 (two_insn_const_operand, int8_operand, uint16_operand,
2552 reg_or_int16_operand, reg_or_uint16_operand,
2553 reg_or_cmp_int16_operand, cmp_int16_operand,
2554 seth_add3_operand): Likewise.
2556 2007-07-03 Eric Christopher <echristo@gmail.com>
2558 * libgcc2.h: Conditionally declare __bswapsi2 and
2561 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2563 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2566 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2569 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2570 (__gthrw_pragma): Provide default definition.
2572 * gthr-posix.c (__gthrw_pragma): Define.
2574 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2576 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2577 before declaring inequality.
2579 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2581 * combine.c (recog_for_combine): Log the success or failure of
2582 matching new insn patterns against the machine description in
2585 2007-07-03 Revital Eres <eres@il.ibm.com>
2587 * ddg.c (print_sccs): New function.
2588 (check_sccs): New function.
2589 (create_ddg_all_sccs): Use it.
2590 * ddg.h (print_sccs): Declare.
2591 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2593 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2595 * targhooks.h (default_mode_for_suffix): New function declaration.
2596 * targhooks.c (default_mode_for_suffix): New default target hook.
2597 * target.h (struct c): New structure in the targetm struct.
2598 (mode_for_suffix): New target hook as part of struct c.
2599 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2600 default_mode_for_suffix.
2601 (TARGET_C): New define.
2602 * c-lex.c: Include "target.h".
2603 (interpret_float): Use targetm.c.mode_for_suffix to determine
2604 the mode for a given non-standard suffix.
2605 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2607 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2608 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2610 * doc/extend.texi (Floating Types): New node. Document __float80 and
2611 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2613 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2616 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2617 predicate instead of target_operand.
2618 (divsi3_i1_media, divsi3_media_2): Likewise.
2620 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2622 * tree.h (alias_sets_might_conflict_p): Rename into
2623 alias_sets_must_conflict_p.
2624 * alias.c (alias_sets_might_conflict_p): Likewise.
2625 (alias_sets_conflict_p): Use it.
2626 (objects_must_conflict_p): Likewise.
2627 * c-common.c (strict_aliasing_warning): Adjust.
2629 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2631 * rtlhooks.c (gen_lowpart_if_possible): Check for
2632 invalid subreg before calling gen_lowpart_SUBREG.
2634 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2636 * config/darwin9.h: Add copyright notice.
2637 (LINK_COMMAND_SPEC): Add comment.
2638 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2639 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2640 DARWIN_LIBSYSTEM_HAS_UNWIND.
2642 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2645 * omp-low.c (check_combined_parallel): New function.
2646 (lower_omp_parallel): Call it via walk_stmts, set
2647 OMP_PARALLEL_COMBINED if appropriate.
2648 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2649 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2650 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2651 don't consider it as combined parallel.
2653 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2655 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2656 (gcc_tooldir): Likewise.
2657 * configure: Regenerate.
2658 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2659 old configure.ac gcc_tooldir setting.
2660 (prefix_to_exec_prefix): New variable.
2661 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2662 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2664 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2666 Fix PR tree-optimization/32583
2667 Fix PR tree-optimization/32584
2668 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2669 (phi_translate_set): Use phi_translate directly now.
2670 (make_values_for_stmt): Don't value number RHS if we already know
2673 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2674 Jim Wilson <wilson@specifix.com>
2677 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2680 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2681 Richard Sandiford <richard@codesourcery.com>
2682 Nigel Stephens <nigel@mips.com>
2684 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2685 (mips16e_output_save_restore): Declare.
2686 (mips16e_save_restore_pattern_p): Likewise.
2687 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2688 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2689 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2690 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2691 (BITSET_P): New global macro, extracted from...
2692 (mips_for_each_saved_reg): ...here.
2693 (mips16e_save_restore_info): New struct.
2694 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2695 (mips16e_save_restore_regs): New variable.
2696 (mips_split_plus, mips16e_find_first_register): New functions.
2697 (mips16e_mask_registers): New function.
2698 (compute_frame_size): Expand the commentary before the function.
2699 Enforce the MIPS16e save and restore register range restrictions.
2700 Pad the general register save area at the low end.
2701 (mips16e_save_restore_reg, mips16e_build_save_restore)
2702 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2703 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2704 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2706 (mips_expand_prologue, mips_expand_epilogue): Handle
2707 GENERATE_MIPS16E_SAVE_RESTORE.
2708 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2710 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2712 PR tree-optimization/31966
2713 PR tree-optimization/32533
2714 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2715 "basic_block" description as its third argument. Update function
2716 calls to get destination bb from "edge" argument. Save "cond" into
2717 aux field of the edge. Update prototype for changed arguments.
2718 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2720 (find_phi_replacement_condition): Operate on incoming edges, not
2721 on predecessor blocks. If there is a condition saved in the
2722 incoming edge aux field, AND it with incoming bb predicate.
2723 Return source bb of the first edge.
2724 (clean_predicate_lists): Clean aux field of outgoing node edges.
2725 (tree_if_conversion): Do not initialize cond variable. Move
2726 variable declaration into the loop.
2727 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2728 initializations of new_stmt, arg0 and arg1 variables.
2730 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2732 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2733 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2735 2007-07-02 Richard Guenther <rguenther@suse.de>
2737 * tree-ssa.c (useless_type_conversion_p): Document
2738 future intent as defining the middle-end type system.
2739 Re-structure to call langhook last, group by type class,
2740 mark questionable parts.
2742 2007-07-02 Richard Guenther <rguenther@suse.de>
2744 * tree-flow.h (types_compatible_p): Declare.
2745 * tree-ssa.c (types_compatible_p): New function.
2746 * ipa-type-escape.c (discover_unique_type): Use
2747 types_compatible_p instead of lang_hooks.types_compatible_p.
2748 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2749 * tree-vn.c (expressions_equal_p): Likewise.
2750 * tree.c (fields_compatible_p): Likewise.
2751 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2752 (cprop_operand): Use useless_type_conversion_p instead of
2753 lang_hooks.types_compatible_p.
2754 * tree-inline.c (setup_one_parameter): Likewise.
2755 (declare_return_variable): Likewise.
2756 * tree-nrv.c (tree_nrv): Likewise.
2757 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2758 (maybe_fold_offset_to_component_ref): Likewise.
2759 (maybe_fold_offset_to_reference): Likewise.
2760 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2761 (merge_alias_info): Likewise.
2762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2763 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2764 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2765 * tree-tailcall.c (find_tail_calls): Likewise.
2766 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2767 * gimplify.c (canonicalize_addr_expr): Likewise.
2768 (fold_indirect_ref_rhs): Likewise.
2769 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2770 (cpt_same_type): Likewise.
2771 (check_pointer_types_r): Swap parameters to cpt_same_type
2773 * fold-const.c (fold_convert): Revert fix for PR15988.
2774 * tree-inline.c (setup_one_parameter): Instead fix it here by
2775 using fold_build1 instead of fold_convert and checking for
2776 error_mark_node. Convert only if the conversion is necessary.
2778 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2780 * configure.ac: Check for .gnu_attribute on Power.
2781 * configure: Regenerate.
2782 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2783 attribute for floating-point ABI.
2785 2007-07-02 Ira Rosen <irar@il.ibm.com>
2787 PR tree-optimization/32230
2788 PR tree-optimization/32477
2789 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2790 address is a constant.
2792 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2794 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2795 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2796 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2797 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2798 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2799 64-bit targets. Add support for *-elfoabi*.
2800 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2801 different settings if $(tm_defines) does not select the EABI.
2802 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2803 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2804 (MIPS_ARCH_OPTION_SPEC): Likewise.
2805 (MIPS_ISA_LEVEL_SPEC): Likewise.
2806 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2807 * config/mips/elfoabi.h: New file.
2809 2007-07-02 Richard Guenther <rguenther@suse.de>
2811 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2812 (useless_type_conversion_p): ... this.
2813 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2814 (useless_type_conversion_p): ... this.
2815 * builtins.c (fold_builtin_memory_op): Rename
2816 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2817 * tree-cfg.c (verify_expr): Likewise.
2818 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2819 * tree-ssa-ccp.c (ccp_fold): Likewise.
2820 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2821 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2823 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2824 * tree-ssa-pre.c (eliminate): Likewise.
2825 * tree-ssa.c (delete_tree_ssa): Likewise.
2826 (tree_ssa_useless_type_conversion): Likewise.
2827 * tree.c (build2_stat): Likewise.
2829 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2831 Fix PR tree-optimization/32571
2832 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2835 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2838 and other expected operations explicitly, change default to
2841 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2843 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2845 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2846 (tls_load_dot_plus_eight): Move the label number into the unspec.
2847 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2849 2007-07-01 Andreas Schwab <schwab@suse.de>
2851 * dwarf2out.c (initial_return_save): Define only if used.
2853 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2855 Unreverting Richard's Revert of:
2857 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2859 * dce.c (deletable_insn_p_1): New function, split out from...
2860 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2861 specially, not those inside PARALLELs. Remove BODY argument
2862 and adjust recursive call accordingly.
2863 (prescan_insns_for_dce): Update call to delete_insn_p.
2865 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2866 Revital Eres <eres@il.ibm.com>
2868 * ddg.c (create_ddg_all_sccs): Fix missed
2869 initialization of scc_nodes.
2871 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2874 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2875 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2877 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2879 * configure.ac: Check for .gnu_attribute on MIPS.
2880 * configure, config.in: Regenerate.
2881 * config/mips/mips.c (mips_file_start): If supported, output
2882 attribute for floating-point ABI.
2884 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2887 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2888 (ffs_cmove): New expander to expand using ctz pattern.
2889 (*ffs_cmove): Remove pattern.
2890 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2891 (ffsdi2): Expand using ctz pattern.
2892 (*ffs_rex64): Remove pattern.
2894 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2896 PR rtl-optimization/32296
2897 * pa.md (return): Delete pattern.
2898 (return_internal): Remove "(const_int 1)" from pattern.
2899 (epilogue): Use return_internal pattern for trivial returns.
2900 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2901 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2903 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2905 * tree-ssa-pre.c (is_exception_related): New function
2906 (can_value_number_operation): Use it.
2908 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2910 Fix PR tree-optimization/32540
2911 Fix PR tree-optimization/31651
2913 * tree-ssa-sccvn.c: New file.
2915 * tree-ssa-sccvn.h: Ditto.
2917 * tree-vn.c: Include tree-ssa-sccvn.h
2918 (val_expr_paid_d): Removed.
2919 (value_table): Ditto.
2920 (vn_compute): Ditto.
2921 (val_expr_pair_hash): Ditto.
2922 (val_expr_pair_expr_eq): Ditto.
2923 (copy_vuses_from_stmt): Ditto.
2926 (shared_vuses_from_stmt): Ditto.
2927 (print_creation_to_file): Moved up.
2928 (sort_vuses): Ditto.
2929 (sort_vuses_heap): Ditto.
2930 (set_value_handle): Make non-static.
2931 (make_value_handle): Ditto.
2932 (vn_add): Rewritten to use sccvn lookups.
2933 (vn_add_with_vuses): Ditto.
2934 (vn_lookup): Ditto (and second argument removed).
2935 (vn_lookup_with_vuses): Ditto.
2936 (vn_lookup_or_add): Ditto (and second argument removed);
2937 (vn_lookup_or_add_with_vuses): Ditto.
2938 (vn_lookup_with_stmt): New.
2939 (vn_lookup_or_add_with_stmt): Ditto.
2940 (create_value_handle_for_expr): Ditto.
2942 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2943 (seen_during_translate): New function.
2944 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2945 (phi_trans_add): Ditto.
2946 (constant_expr_p): FIELD_DECL is always constant.
2947 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2948 Use constant_expr_p.
2949 Avoid infinite recursion on mutually valued expressions.
2950 Change callers of vn_lookup_or_add.
2951 (phi_translate): New function.
2952 (compute_antic_safe): Allow phi nodes.
2953 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2954 (find_or_generate_expression): Rewrite slightly.
2955 (create_expression_by_pieces): Updated for vn_lookup_or_add
2957 Update VN_INFO for new names.
2958 (insert_into_preds_of_block): Update for new names.
2959 (add_to_exp_gen): New function.
2960 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2961 (find_existing_value_expr): Rewrite to changed vn_lookup.
2962 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2963 (try_look_through_load): Removed.
2964 (try_combine_conversion): Ditto.
2965 (get_sccvn_value): New function.
2966 (make_values_for_phi): Ditto.
2967 (make_values_for_stmt): Ditto.
2968 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2970 (init_pre): Update for SCCVN changes.
2972 (execute_pre): Ditto.
2974 * tree-flow.h (make_value_handle): Declare.
2975 (set_value_handle): Ditto.
2976 (sort_vuses_heap): Ditto.
2977 (vn_lookup_or_add_with_stmt): Ditto.
2978 (vn_lookup_with_stmt): Ditto.
2979 (vn_compute): Remove.
2982 (vn_lookup): Update arguments.
2984 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2986 (tree-ssa-sccvn.o): New.
2987 (OBJS-common): Add tree-ssa-sccvn.o
2989 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2992 * c-typeck.c (build_external_ref): Don't mark as used if called
2994 * calls.c (rtx_for_function_call): Likewise.
2996 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3000 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3002 * dce.c (deletable_insn_p_1): New function, split out from...
3003 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3004 specially, not those inside PARALLELs. Remove BODY argument
3005 and adjust recursive call accordingly.
3006 (prescan_insns_for_dce): Update call to delete_insn_p.
3008 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3010 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3011 (try_combine): Move potential calls to undo_all() so they happen
3012 before we commit to using the combined insns.
3014 2006-06-30 Jan Hubicka <jh@suse.cz>
3016 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3019 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3021 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3022 (cgraph_remove_unreachable_nodes): Likewise.
3023 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3024 * ipa-inline.c (update_caller_keys): Cast according to the coding
3026 (cgraph_decide_recursive_inlining): Likewise.
3027 (cgraph_decide_inlining_of_small_function): Likewise.
3028 (try_inline): Likewise.
3029 (cgraph_decide_inlining_incrementally): Likewise.
3030 * ipa-pure-const.c (get_function_state): Likewise.
3031 (scan_function): Likewise.
3032 (analyze_function): Likewise.
3033 (static_execute): Likewise.
3034 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3035 (merge_callee_local_info): Likewise.
3036 (analyze_function): Use type safe memory macros.
3037 (static_execute): Likewise. Cast according to the coding conventions.
3038 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3040 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3042 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3043 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3046 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3049 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3050 for complex modes (both int and real).
3052 2007-06-29 Jan Hubicka <jh@suse.cz>
3054 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3056 2007-06-29 Jan Hubicka <jh@suse.cz>
3059 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3062 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3065 * config/avr/avr.c: Include dataflow header file.
3066 (expand_prologue): Adjust for prologue insn change.
3067 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3070 2007-06-29 Richard Guenther <rguenther@suse.de>
3073 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3074 during type verification.
3076 2007-06-29 Jan Hubicka <jh@suse.cz>
3078 * recog.c (validate_change_rtx_1): Unshare TO argument.
3080 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3082 PR tree-optimization/24659
3083 * tree-vect-transform.c (vectorizable_call): Handle
3084 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3086 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3087 * config/i386/i386.c (enum ix86_builtins)
3088 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3089 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3091 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3092 const using def_builtin_const.
3093 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3094 input operands in the same modes as the result.
3095 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3097 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3099 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3100 (df_set_dead_notes_for_mw): Likewise.
3102 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3104 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3106 2007-06-28 DJ Delorie <dj@redhat.com>
3108 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3110 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3112 * doc/invoke.texi (C++ Dialect Options): Document
3113 fvisibility-ms-compat.
3114 * c.opt (fvisibility-ms-compat): New.
3116 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * tree-affine.c (aff_combination_add_elt): Handle
3120 pointer addition specially.
3122 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3124 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3125 decl is non-external for AIX ABI.
3127 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3129 * config/rs6000/predicates.md (current_file_function_operand):
3130 Ensure the symbol is non-external for AIX ABI.
3132 2007-06-28 Nick Clifton <nickc@redhat.com>
3134 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3135 (fdce, fdse, fpredictive-commoning): Likewise.
3137 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3140 * gcc.c (process_command): Recognize the new -static-libgfortran
3143 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3146 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3147 Use a call clobbered hard reg instead of a pseudo reg.
3149 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3151 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3153 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3156 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3157 REG_LIBCALL and REG_RETVAL notes.
3158 (divsi3, mulsi3): Likewise.
3159 (mulhisi3): Likewise. Use emit_libcall_block.
3160 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3162 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3164 PR rtl-optimization/32481
3165 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3167 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3169 * dce.c (deletable_insn_p_1): New function, split out from...
3170 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3171 specially, not those inside PARALLELs. Remove BODY argument
3172 and adjust recursive call accordingly.
3173 (prescan_insns_for_dce): Update call to delete_insn_p.
3175 2007-06-27 Richard Guenther <rguenther@suse.de>
3178 * tree.h (fold_convertible_p): Declare.
3179 * fold-const.c (fold_convertible_p): New function.
3180 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3181 instead of lang_hooks.types_compatible_p.
3183 2007-06-26 Jan Hubicka <jh@suse.cz>
3185 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3186 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3187 early use validate_unshare_change.
3188 (reload_combine): Likewise.
3189 * recog.c (change_t): New field unshare.
3190 (validate_change_1): Rename from validate_change; add argument unshare.
3191 (validate_change): Turn into wrapper of validate_change_1; update
3192 prototype for bools.
3193 (validate_unshare_change): New.
3194 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3195 calls of df_insn_rescan.
3196 * recog.h (validate_change): Replace ints by bools.
3197 (validate_unshare_change): Declare.
3199 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3201 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3203 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3205 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3207 2007-06-25 Jan Hubicka <jh@suse.cz>
3209 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3211 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3212 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3213 places other call site specific checks are performed.
3215 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3218 * tree-vect-transform.c (vectorizable_operation): Convert
3219 POINTER_PLUS_EXPR over to PLUS_EXPR.
3221 2007-06-25 Chao-ying Fu <fu@mips.com>
3223 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3224 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3225 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3226 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3228 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3229 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3230 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3231 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3232 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3233 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3234 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3235 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3236 ALL_FIXED_POINT_MODE_P): New define.
3237 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3239 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3241 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3242 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3243 MODE_VECTOR_UACCUM): New mode classes.
3245 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3246 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3247 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3250 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3251 (blank_mode): Initialize ibit and fbit.
3252 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3253 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3255 (new_adjust): Change required_class to required_class_from and
3256 required_class_to for testing within a range.
3257 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3258 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3260 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3261 (make_fixed_point_mode): New.
3262 (_ADD_ADJUST): Change C to C1 and C2.
3263 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3264 use a range for machine classes.
3265 (ADJUST_IBIT, ADJUST_FBIT): New.
3266 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3268 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3269 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3270 Emit adjustment for ibit and fbit.
3271 (emit_mode_ibit, emit_mode_fbit): New.
3272 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3274 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3276 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3277 as the source of the set.
3279 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3281 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3282 FP_REGNO_P): Use IN_RANGE.
3283 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3284 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3285 (DATA_REG_P): Use DATA_REGNO_P.
3286 (FP_REG_P): Use FP_REGNO_P.
3287 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3288 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3289 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3291 2007-06-24 Jan Hubicka <jh@suse.cz>
3294 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3296 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3299 * fold-const.c (fold_binary): Strip nops of operand 0
3300 of BIT_NOT_EXPR before calling operand_equal_p.
3301 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3302 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3304 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3306 * doc/extend.texi: Document that dllimport and dllexport imply
3308 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3309 imported or exported declaration, including type declarations.
3310 * c-common.c (handle_visibility_attribute): Check for conflicts
3311 with dllimport/dllexport.
3312 (c_determine_visibility): Handle dllimport/dllexport as an
3313 explicit visibility atttribute.
3315 2007-06-23 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/16876
3319 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3321 * tree-inline.c (initialize_inlined_parameters): Do not call
3322 lang_hooks.tree_inlining.convert_parm_for_inlining.
3323 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3324 reason for mismatched types.
3325 * gimplify.c (gimplify_call_expr): Verify the call expression
3326 arguments match the called function type signature. Otherwise
3327 mark the call expression to be not considered for inlining
3328 using CALL_CANNOT_INLINE_P flag.
3329 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3330 edges call expression.
3331 (cgraph_decide_inlining_of_small_function): Likewise.
3332 (cgraph_decide_inlining): Likewise.
3333 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3335 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3336 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3337 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3339 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3340 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3342 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3343 convert_parm_for_inlining member.
3345 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3348 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3349 Remove optimization for GT.
3351 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3354 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3356 (prescan_insns_for_dce): Add extra parameter.
3358 2007-06-23 Jan Hubicka <jh@suse.cz>
3361 * gimplify.c (mark_addressable): New function.
3362 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3364 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3367 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3369 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3373 moves between MMX/SSE registers to at least 8 units to prevent
3374 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3376 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.c (override_options): Correct x86_sahf
3381 2007-06-21 David Daney <ddaney@avtrex.com>
3384 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3385 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3386 (exception_receiver): Renamed to ...
3387 (nonlocal_goto_receiver): ... this.
3389 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3391 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3392 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3393 partial register accesses.
3395 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3397 * fold-const.c (debug_fold_checksum): Move it under
3398 ENABLE_FOLD_CHECKING.
3400 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3403 * tree.h (debug_fold_checksum): Declared.
3404 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3405 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3406 build_fold_addr_expr_with_type_1.
3407 (fold_addr_expr, debug_fold_checksum): New.
3408 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3409 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3412 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3414 PR tree-optimization/19590
3415 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3416 of scev is a constant.
3417 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3419 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3421 * df-problems.c (df_note_bb_compute): Made computation of live
3422 info consistent with df_lr.
3424 2007-06-21 Richard Guenther <rguenther@suse.de>
3426 PR tree-optimization/32453
3427 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3428 for pointer anti-range.
3430 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/i386.c (processor_target_table): Increase maximum
3433 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3436 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3437 byte alignment if > 8 byte alignment is preferred.
3438 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3440 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3442 PR tree-optimization/31866
3443 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3444 if ASM_EXPR's input is not a SSA_NAME.
3447 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3448 but decl is a global var, instead return decl.
3449 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3450 even for is_global_var decls, if they are private in some outer
3453 2007-06-21 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/32451
3456 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3458 2007-06-21 Christian Bruel <christian.bruel@st.com>
3460 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3461 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3462 (push_regs): Changed saving order or banked registers.
3463 (sh_expand_epilogue): Likewise.
3464 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3465 (FIRST_BANKED_REG): Likewise.
3466 (LAST_BANKED_REG): Likewise.
3467 * config/sh/sh.md (banked) New attribute.
3468 (in_delay_slot): Check banked attribute.
3470 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3472 PR tree-optimization/32075
3473 * tree-data-ref.c (subscript_dependence_tester_1,
3474 analyze_miv_subscript, analyze_overlapping_iterations,
3475 add_distance_for_zero_overlaps, build_classic_dist_vector,
3476 subscript_dependence_tester_1, analyze_overlapping_iterations,
3477 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3478 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3479 to evolution_function_is_affine_multivariate_p.
3481 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3483 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3485 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3488 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3490 * config/m32c/prologue.md (epilogue_exitd_16): New.
3491 (epilogue_reit_16): New.
3492 (epilogue_exitd): Rename to epilogue_exitd_24.
3493 (epilogue_reit): Rename to epilogue_reit_24.
3495 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3496 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3498 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3500 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3501 if dbg_cnt (sched_insn) reaches the limit.
3502 (choose_ready): New parameter INSN_PTR and new return value.
3503 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3504 the new return value from choose_ready.
3505 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3506 (rest_of_handle_global_alloc): New global_alloc_at_func.
3508 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3510 PR tree-optimization/25737
3511 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3512 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3513 * tree-flow.h (struct fieldoff): Add new field alias_set.
3514 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3515 argument addressable_type. Set alias_set of fieldoff.
3516 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3517 (create_overlap_variables_for): Pass alias_set from fieldoff to
3519 * alias.c (get_alias_set): Use alias_set from SFT if set.
3521 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3523 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3524 of a variable as an unsigned HOST_WIDE_INT integer.
3526 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3528 PR rtl-optimization/32405
3529 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3531 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3533 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3536 * builtins.c: Include diagnostic.h.
3537 (expand_builtin_expect): Make gcc_assert more permissive.
3538 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3541 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3545 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3546 if ACCUMULATE_OUTGOING_ARGS.
3548 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3550 * config/m68hc11/m68hc11.c: Include dataflow header file.
3551 (m68hc11_reorg): Port to dataflow.
3553 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3555 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3556 (struct df_problem.free_blocks_on_set_blocks): New field.
3557 (struct dataflow.optional_p): New field.
3558 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3559 (df_live_set_all_dirty): New function.
3560 * df-scan.c (df_scan_alloc): Initialize optional_p.
3561 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3562 * df-core.c (df_set_blocks): Removed use of
3563 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3564 df_problem.free_blocks_on_set_blocks to determine which blocks are
3566 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3567 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3568 uses dataflow.optional_p to determine if problem should be
3570 (rest_of_handle_df_initialize): Only start live problem if
3572 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3573 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3574 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3575 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3576 problem_NOTE): Initialize free_blocks_on_set_blocks.
3577 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3579 (df_live_set_all_dirty, df_note_alloc): New function.
3580 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3582 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3583 * postreload.c (reload_combine): Ditto.
3584 * cse.c (cse_extended_basic_block): Ditto.
3585 * regmove.c (mark_flags_life_zones): Ditto.
3586 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3587 erase_matching_seqs): Ditto.
3588 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3589 * integrate (allocate_initial_values): Ditto.
3590 * combine.c (reg_dead_at_p): Ditto.
3591 * resource.c (mark_target_live_regs): Ditto.
3592 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3593 * config/sh/sh.c (find_r0_life_regions): Ditto.
3594 * global.c (rest_of_handle_global_alloc): Only add back df_live
3596 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3598 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3600 (if_convert): Make sure df_live is there at -O == 1.
3601 (pass_if_after_combine): Cleanup flags.
3602 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3603 is there at -O == 1.
3605 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3607 * config/arm/arm.c (arm_get_frame_offsets): Set
3608 offsets->locals_base to avoid negative stack size.
3609 (thumb1_expand_prologue): Assert on negative stack size.
3611 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3613 PR tree-optimization/32367
3614 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3615 of the chrec has no evolution in that loop.
3616 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3618 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3620 * config/xtensa/xtensa.c: Include "df.h".
3621 (xtensa_builtin_saveregs): Use adjust_address instead of
3623 (xtensa_va_start): Invoke make_tree with sizetype for
3624 expand_builtin_saveregs and then convert the result to a pointer.
3625 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3626 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3627 Subtract argument size from index value as integers and then use
3628 POINTER_PLUS_EXPR to add the result to the array address.
3630 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3633 * config/m32c/m32c.c: Include dataflow header file.
3634 (m32c_emit_prologue): Adjust for prologue insn change.
3635 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3636 once inside a PARALLEL. Assume frame size passed in operand 0
3637 includes space to save the fb register.
3638 (prologue_enter_24): Likewise.
3639 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3641 2007-06-19 David Daney <ddaney@avtrex.com
3644 * config/mips/mips.md (cprestore): Mark $gp as used.
3646 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3649 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3650 (frv_ifcvt_modify_insn): Likewise.
3652 2007-06-19 Richard Guenther <rguenther@suse.de>
3654 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3655 only handle positive offsets that fit in a HOST_WIDE_INT.
3657 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3659 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3660 result of rsqrt insn for zero input argument to avoid NaN.
3662 2007-06-19 Richard Guenther <rguenther@suse.de>
3665 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3667 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3669 PR tree-optimization/32353
3670 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3672 2007-06-19 Nick Clifton <nickc@redhat.com>
3674 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3676 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3680 * config/i386/i386.c (assign_386_stack_local): Assert that
3681 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3682 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3683 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3684 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3686 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3688 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3690 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3692 PR rtl-optimization/32321
3693 * gcse.c (replace_store_insn): Update the note before
3694 calling emit_insn_after.
3696 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3699 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3701 * df-problems.c (df_note_bb_compute): Fix dumping info.
3703 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3705 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3706 insn with emit_jump_insn.
3708 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3710 PR tree-optimization/32383
3711 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3712 * targhooks.h (default_builtin_reciprocal): Update prototype.
3713 * target.h (struct gcc_target): Update builtin_reciprocal.
3714 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3715 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3716 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3717 when fndecl is in BUILT_IN_MD class.
3718 (execute_convert_to_rsqrt): Ditto.
3720 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3721 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3722 Convert BUILT_IN_SQRTF code only when md_fn is false.
3724 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3726 * bt-load.c (move_btr_def): Fix the order of arguments
3727 to validate_replace_rtx.
3729 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3731 * config/m68k/m68k-devices.def: Add 54450..54455.
3733 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3735 PR rtl-optimization/32366
3736 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3737 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3740 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3743 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3744 this is true, rescan insn being modified.
3745 (sms_schedule): Added rescan parameter.
3746 (rest_of_handle_sms): Moved freeing of dominance info to before
3747 getting out of cfg_layout.
3749 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3751 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3752 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3755 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3756 FL_CF_EMAC from the entry for isac.
3758 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3759 (const_sibcall_operand): New.
3760 (sibcall_operand): Use it.
3761 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3762 (m68k_isas): ISAC does not imply FPU or EMAC.
3763 (override_options): Add ISA_C logic for symbolic jump & call.
3765 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3767 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3768 return mode from the builtin itself.
3769 (sparc_fold_builtin): Fix cast of zero constant.
3771 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3773 * targhooks.c (default_builtin_reciprocal): New default target hook.
3774 * targhooks.h (default_builtin_reciprocal): Add prototype.
3775 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3776 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3777 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3778 default_builtin_reciprocal.
3780 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3783 * hooks.c (hook_tree_tree_bool_null): New hook.
3784 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3785 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3786 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3787 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3788 and convert it to reciprocal a*rfunc(b).
3789 (execute_convert_to_rsqrt): New function.
3790 (gate_convert_to_rsqrt): New function.
3791 (pass_convert_to_rsqrt): New pass definition.
3792 * target.h (struct gcc_target): Add builtin_reciprocal.
3793 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3794 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3795 TARGET_BUILTIN_RECIPROCAL.
3796 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3798 * config/i386/i386.h (TARGET_RECIP): New define.
3799 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3800 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3801 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3802 and not optimizing for size.
3803 (*rcpsf2_sse): New insn pattern.
3804 (*rsqrtsf2_sse): Ditto.
3805 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3806 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3807 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3808 and not optimizing for size.
3809 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3810 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3811 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3812 and not optimizing for size.
3813 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3814 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3815 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3816 and not optimizing for size.
3817 (*sse_rsqrtv4sf2): Do not export.
3819 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3820 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3821 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3822 and not optimizing for size.
3824 * config/i386/i386.opt (mrecip): New option.
3825 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3826 (ix86_emit_swsqrtsf): Ditto.
3827 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3828 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3830 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3831 ix86_expand_unop1_builtin.
3832 (ix86_emit_swdivsf): New function.
3833 (ix86_emit_swsqrtsf): Ditto.
3834 (ix86_builtin_reciprocal): New function.
3835 (TARGET_BUILTIN_RECIPROCAL): Use it.
3836 (ix86_vectorize_builtin_conversion): Rename from
3837 ix86_builtin_conversion.
3838 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3839 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3840 "i386 and x86_64 Options" section.
3841 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3843 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3844 Zdenek Dvorak <dvorakz@suse.cz>
3845 Richard Guenther <rguenther@suse.de>
3846 Kaz Kojima <kkojima@gcc.gnu.org>
3848 * tree-vrp.c (compare_values_warnv): Convert val2 to
3850 (extract_range_from_assert): Create
3851 POINTER_PLUS_EXPR for pointer types.
3852 (extract_range_from_binary_expr): Handle
3853 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3855 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3856 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3857 POINTER_PLUS_EXPR as PLUS_EXPR.
3858 (number_of_iterations_lt_to_ne):
3859 For pointer types, use sizetype when
3860 creating MINUS_EXPR/PLUS_EXPRs.
3861 (assert_loop_rolls_lt): For pointer types, use sizetype when
3862 creating MINUS_EXPR/PLUS_EXPRs.
3863 (number_of_iterations_le): Likewise.
3864 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3865 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3866 like PLUS_EXPR and MINUS_EXPR.
3867 * tree-pretty-print.c (dump_generic_node): Handle
3869 (op_prio): Likewise.
3870 (op_symbol_1): Likewise.
3871 * optabs.c (optab_for_tree_code): Likewise.
3872 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3874 * tree-tailcall.c (process_assignment): Mention
3875 POINTER_PLUS_EXPR in a TODO comment.
3876 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3877 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3878 not used with a pointer and an integer type.
3879 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3880 increment using chrec_convert_rhs instead of chrec_convert.
3881 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3882 PLUS_EXPR except for the right hand side's type will be
3884 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3885 (fold_used_pointer_cast): Kill.
3886 (pointer_offset_p): Kill.
3887 (fold_used_pointer): Kill.
3888 (pointer_used_p): Kill.
3889 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3890 call fold_used_pointer.
3891 (instantiate_parameters_1): Convert the increment
3892 using chrec_convert_rhs instead of chrec_convert.
3893 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3894 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3895 instead of PLUS_EXPR.
3896 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3897 PLUS_EXPR for pointers.
3898 (std_gimplify_va_arg_expr): Likewise.
3899 (fold_builtin_memory_op): Likewise.
3900 (fold_builtin_strstr): Likewise.
3901 (fold_builtin_strchr): Likewise.
3902 (fold_builtin_strrchr): Likewise.
3903 (fold_builtin_strpbrk): Likewise.
3904 (expand_builtin_memory_chk): Likewise.
3905 (fold_builtin_memory_chk): Likewise.
3906 (std_expand_builtin_va_start): Use
3907 sizetype for the call to make_tree and then convert
3908 to the pointer type.
3909 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3910 instead of PLUS_EXPR for adding to a pointer.
3911 (std_gimplify_va_arg_expr): Use fold_build2 for
3912 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3913 the operands to sizetype first and then cast the BIT_AND_EXPR
3914 back to the pointer type.
3915 * fold-const.c (build_range_check): Handle pointer types
3917 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3918 of PLUS_EXPR's. Make sure the offset is converted to
3920 (try_move_mult_to_index): Strip the NOPs from the offset.
3921 Remove code argument and replace all uses with PLUS_EXPR.
3922 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3923 specially. Don't use a pointer type for MINUS_EXPR.
3924 (fold_unary): Handle for (T1)(X op Y),
3925 only p+ as that is the only as that can be handled for
3926 binary operators now.
3927 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3929 <case PLUS_EXPR>: Add folding of PTR+INT into
3931 Don't call try_move_mult_to_index.
3932 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3933 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3934 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3935 Don't call try_move_mult_to_index.
3936 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3937 (tree_expr_nonzero_p): Likewise.
3938 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3939 of PLUS_EXPR for the complex expression folding.
3940 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3941 first chrec is a pointer type, then the second should
3942 be sizetype and not the first's type.
3943 For POINTER_PLUS_EXPR, use a different right hand side type.
3944 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3945 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3946 different right hand side type.
3947 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3948 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3949 instead of PLUS_EXPR.
3950 When either operand is zero, convert the other operand.
3951 (chrec_apply): Use chrec_convert_rhs
3952 on the argument x instead of chrec_convert.
3953 (reset_evolution_in_loop): For pointer types, the new_evol
3955 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3956 different right hand side type.
3957 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3958 (chrec_convert_rhs): New function.
3959 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3960 different right hand side type.
3961 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3962 * tree-chrec.h (chrec_convert_rhs): New prototype.
3963 (build_polynomial_chrec): For pointer types, the right hand
3964 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3965 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3966 Remove subtraction case as it is always addition now.
3967 Make sure the offset is converted to sizetype.
3968 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3969 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3970 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3971 PLUS_EXPR in pointer type.
3972 Handle POINTER_PLUS_EXPR.
3973 (tree_to_aff_combination): Likewise.
3974 (force_expr_to_var_cost): Likewise.
3975 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3976 instead of PLUS_EXPR for pointers.
3977 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3978 instead of PLUS_EXPR of pointer types.
3979 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3981 (check_va_list_escapes): Likewise.
3982 (check_all_va_list_escapes): Likewise.
3983 * dwarf2out.c (loc_descriptor_from_tree_1):
3984 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3985 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3986 (string_constant): Likewise.
3987 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3988 the offset to the base, use POINTER_PLUS_EXPR.
3989 (add_to_parts): Convert the index to sizetype.
3990 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3991 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3992 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3993 Offset only holds something for PLUS_EXPR.
3994 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3996 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3998 (analyze_accesses_for_modify_stmt): Likewise.
3999 Remove comment about the type being integral type as it is
4001 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4003 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4005 Correct the type which the artimentic is done in (is now
4008 * tree-data-ref.c (split_constant_offset): Handle
4010 * tree-affine.c (tree_to_aff_combination): Likewise.
4011 * c-typeck.c (build_unary_op): For pointers create the increment
4012 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4014 * gimplify.c (gimplify_self_mod_expr): Create a
4015 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4016 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4017 * tree.def (POINTER_PLUS_EXPR): New tree code.
4018 * tree-predcom.c (ref_at_iteration): If we have a pointer
4019 type do the multiplication in sizetype.
4020 * tree-mudflap.c (mf_xform_derefs_1): Create a
4021 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4022 * tree-ssa-forwprop.c
4023 (forward_propagate_addr_into_variable_array_index):
4024 Don't expect there to be a cast for the index as that
4025 does not exist anymore.
4026 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4027 instead of PLUS_EXPR.
4028 Don't check for the first operand of the POINTER_PLUS_EXPR
4029 was the index as it cannot be.
4030 Call forward_propagate_addr_into_variable_array_index with
4031 the SSA_NAME instead of the statement.
4032 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4033 (compare_constant): Likewise.
4034 (copy_constant): Likewise.
4035 (compute_reloc_for_constant): Likewise.
4036 (output_addressed_constants): Likewise.
4037 (initializer_constant_valid_p): Likewise.
4038 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4039 Convert the MIN/MAX of the inner type to the outer
4040 type before comparing them.
4041 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4042 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4043 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4044 of PLUS_EXPR for pointers.
4045 * tree-inline.c (estimate_num_insns_1): Handle
4047 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4048 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4049 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4050 instead of PLUS_EXPR for the pointer increment statement.
4051 (vect_update_ivs_after_vectorizer): For pointer types, create
4052 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4053 MULT_EXPR in sizetype.
4054 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4056 * tree-object-size.c (plus_expr_object_size): Handle
4057 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4058 code which is trying to figure out which side is a pointer and
4060 (check_for_plus_in_loops_1): Likewise.
4061 (check_for_plus_in_loops): Likewise.
4062 * c-common.c (pointer_int_sum): Create a
4063 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4064 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4065 only POINTER_PLUS_EXPR. Removing all the extra
4066 code which is trying to figure out which side is a pointer and
4068 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4069 PLUS_EXPR and MINUS_EXPR.
4070 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4072 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4073 with make_tree, instead of a pointer type.
4074 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4075 for pointers instead of PLUS_EXPR.
4076 (s390_gimplify_va_arg): Likewise.
4077 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4078 instead of PLUS_EXPR when doing addition on pointer
4079 types. Use sizetype for the second operand.
4080 (spu_gimplify_va_arg_expr): Likewise.
4081 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4082 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4083 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4084 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4085 for the pointer addition and also use size_int/sizetype
4087 (ix86_gimplify_va_arg): Likewise.
4088 Perform BIT_AND_EXPR on sizetype arguments.
4089 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4090 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4091 for the pointer additions and also use size_int for the offsets.
4092 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4093 additions and also use size_int for the offsets. Perform
4094 BIT_AND_EXPR on sizetype arguments.
4095 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4096 POINTER_PLUS_EXPR for pointers and create the
4097 BIT_AND_EXPR in sizetype.
4098 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4099 instead of PLUS_EXPR for pointer addition.
4100 (rs6000_va_start): Likewise.
4101 Also use sizetype for the offset.
4102 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4103 as PLUS_EXPR/MINUS_EXPR.
4104 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4105 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4106 Don't use BIT_AND_EXPR on a pointer type, convert the
4107 expression to sizetype first.
4108 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4110 (mips_gimplify_va_arg_expr): Likewise.
4111 Don't create BIT_AND_EXPR in a pointer type.
4113 2007-06-15 Eric Christopher <echristo@apple.com>
4115 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4116 (x86_64-*-darwin*): Ditto.
4117 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4120 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4122 * doc/extend.texi: Document behavior of __attribute__((aligned))
4125 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4127 * rtlanal.c (note_stores): Improve documentation.
4129 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4131 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4132 LOCAL_LABEL_PREFIX): Delete.
4133 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4134 (bfin_internal_label): Delete.
4136 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4138 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4139 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4140 otherwise define to LIBGCC2_TF_CEXT.
4141 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4142 (LIBGCC_TF_CEXT): Ditto.
4145 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4147 PR rtl-optimization/32339
4148 * df-scan.c (df_uses_record): Don't modify flags but just add to
4149 it for df_ref_record.
4151 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4153 * tree-mudflap.c: Fix whitespace issues.
4155 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4157 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4159 2007-06-14 Eric Christopher <echristo@apple.com>
4161 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4162 (movv4sf): Use gcc_unreachable instead of abort.
4164 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4167 * config/i386/sfp-machine.h (CMPtype): New define.
4168 (mach stubs): Use CMPtype instead of int as a return type.
4170 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4172 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4173 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4174 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4175 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4176 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4177 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4178 config/soft-fp/soft-fp.h: Update from glibc CVS.
4180 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4182 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4184 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4187 * config/v850/v850.c: Include dataflow header file.
4188 (substitute_ep_register): Fix typo.
4190 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4192 * configure.ac: Fix earlier checkin.
4193 * configure: Regenerated.
4195 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4197 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4198 * aclocal.m4: Regenerate.
4199 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4200 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4201 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4202 * configure: Regenerate.
4203 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4205 * Makefile.in (quickstrap): Build libgcc too.
4207 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4209 * configure.ac: Add --enable-checking=df. Explicitly mention that
4210 the variables are initialized as for "release".
4211 * df-core.c: Use it.
4212 * configure: Regenerate.
4213 * config.in: Regenerate.
4215 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4217 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4218 validate_replace_rtx instead of replace_rtx.
4219 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4221 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4223 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4224 (DWARF2_UNWIND_INFO): Override default if configured with
4226 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4227 (ENDFILE_SPEC): Add crtend.o.
4228 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4229 (ENDFILE_SPEC): Add crtend.o.
4230 (TARGET_USE_JCR_SECTION): Define.
4231 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4233 * config/i386/cygming-crtbegin.c: New file.
4234 * config/i386/cygming-crtend.c: New file.
4236 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4238 * config/i386/w32-unwind.h: New file.
4240 2007-06-13 Eric Christopher <echristo@apple.com>
4242 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4243 the user set a value below STACK_BOUNDARY.
4245 2007-06-13 Thiemo Seufer <ths@networkno.de>
4247 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4248 imply -lpthread for -pthread.
4250 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4252 * basic-block.h: Remove the prototype for
4253 free_basic_block_vars.
4254 * cfglayout.h: Remove the prototype for
4255 insn_locators_initialize.
4256 * tree.h: Remove the prototype for emit_line_note.
4258 * tree-ssa-pre.c (mergephitemp): Remove.
4259 (init_pre): Don't use mergephitemp.
4261 2007-06-13 Eric Christopher <echristo@apple.com>
4263 * config/i386/i386.c (override_options): If we've specified
4264 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4266 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4268 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4271 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4273 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4274 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4275 (eh_store_handler): New pattern.
4276 (eh_return): Emit it instead of a plain move.
4278 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4281 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4282 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4285 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4287 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4288 (find_next_insn_start, find_load): New functions.
4289 (bfin_reorg): Use them to deal with the fact that parallel insns are
4290 no longer represented as a SEQUENCE.
4292 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4294 * config/sparc/sparc.c (sparc_override_options): Initialize
4297 2007-06-13 Dave Korn <dave.korn@artimi.com>
4299 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4302 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4304 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4305 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4306 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4307 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4308 tree-vect-transform.c: Fix comment typos. Follow spelling
4311 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4313 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4314 to the exit block use set.
4315 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4316 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4317 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4319 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4321 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4322 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4323 to indicate an error.
4324 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4326 (dbg_cnt_process_opt): Print an error on a bad argument.
4327 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4328 * common.opt (-fdbg-cnt-list): New.
4329 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4331 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4333 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4334 flag on ref-all pointers.
4336 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4339 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4340 for the offset with the modifier as EXPAND_INITIALIZER
4341 if the modifier is EXPAND_INITIALIZER.
4342 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4343 a register if we had an overflow.
4345 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4347 * real.c (real_isfinite): New.
4348 (real_sqrt): Use it.
4349 * real.h (real_isfinite): New.
4350 * builtins.c: Use it.
4352 2007-06-12 Ian Lance Taylor <iant@google.com>
4353 Daniel Berlin <dberlin@dberlin.org>
4356 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4357 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4358 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4359 (DECL_NO_TBAA_P): Define.
4360 (struct tree_decl_common): Add no_tbaa_flag field.
4361 * tree-ssa-structalias.c (struct variable_info): Add
4362 no_tbaa_pruning field.
4363 (new_var_info): Initialize no_tbaa_pruning field.
4364 (unify_nodes): Copy no_tbaa_pruning field.
4365 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4366 (dump_solution_for_var): Print no_tbaa_pruning flag.
4367 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4369 (compute_tbaa_pruning): New static function.
4370 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4371 Call compute_tbaa_pruning.
4372 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4373 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4374 * gimple-low.c (lower_stmt): Likewise.
4375 * tree-gimple.c (is_gimple_stmt): Likewise.
4376 * tree-ssa-operands.c (get_expr_operands): Likewise.
4377 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4378 * tree-inline.c (estimate_num_insns_1): Likewise.
4379 (copy_result_decl_to_var): Likewise.
4380 * expr.c (expand_expr_real_1): Likewise.
4381 * tree-pretty-print.c (dump_generic_node): Likewise.
4382 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4383 * omp-low.c (omp_copy_decl_2): Likewise.
4384 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4385 * doc/c-tree.texi (Expression trees): Document
4386 CHANGE_DYNAMIC_TYPE_EXPR.
4388 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4391 with !HONOR_NANS and !HONOR_INFINITIES.
4392 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4394 2007-06-12 Tristan Gingold <gingold@adacore.com>
4396 * gcov.c: Comments updated.
4397 (source_info): Add file_time field.
4398 (source_index): New variable.
4399 (mutiple_files): New variable.
4400 (generate_results): New function extracted from process_file.
4401 (process_file): Save and restore chain of functions, generate
4402 results and free structures only if not merging results.
4403 (release_structures): File names are now freed in create_file_names
4404 (create_file_names): Free previous file names.
4405 (find_source): File date is now read here and modifications in
4406 source files is checked here.
4407 (read_graph_file): Only reverse order of functions for the current
4409 (make_gcov_file_name): Do not generate long names if input_name is
4411 (output_lines): If merging results do not display graph, data and
4413 Checking source file modification is done in find_source.
4415 * doc/gcov.texi: Append an s to sourcefile.
4417 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4419 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4420 (forced_nop): New pattern.
4421 * config/bfin/bfin.c: Include "df.h".
4422 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4423 (bfin_discover_loop): Use df_get_live_in instead of
4424 global_live_at_start.
4425 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4426 df_analyze when done.
4427 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4428 the insns. Use QImode for the final insn in a bundle. Call
4429 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4431 (reorder_var_tracking_notes): New function.
4432 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4433 update_life_info. Call df_analyze after scheduling and bundle
4434 generation. Call reorder_var_tracking_notes if generating these
4435 notes. Call df_finish_pass at the end.
4437 2007-06-12 Dirk Mueller <dmueller@suse.de>
4439 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4440 a comparison, not an assignment.
4442 2007-06-12 Olivier Hainque <hainque@adacore.com>
4444 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4445 Request walking the subtrees only, leaving the current is_lhs/val_only
4447 (convert_non_local_reference): Likewise.
4449 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4451 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4453 2007-06-12 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/15353
4456 PR tree-optimization/31657
4457 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4458 * timevar.def: Add TV_TREE_IFCOMBINE.
4459 * tree-pass.h (pass_tree_ifcombine): Declare.
4460 * tree-ssa-ifcombine.c: New file.
4461 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4462 * tree-flow.h (blocks_in_phiopt_order): Declare.
4463 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4464 (tree-ssa-ifcombine.o): New dependencies.
4466 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4468 PR rtl-optimization/32293
4469 * combine.c (simplify_if_then_else): Truncate return from
4470 nonzero_bits() to correct mode.
4472 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4474 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4475 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4477 2007-06-11 Diego Novillo <dnovillo@google.com>
4479 * Makefile.in (reload1.o-warn): Remove.
4481 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4483 * combine.c (subst): Use reg_overlap_mentioned_p
4484 instead of comparing register numbers directly.
4486 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4488 * reload1.c (mark_home_live_1): Use the mode parameter.
4490 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4492 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4493 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4497 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4499 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4501 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4504 from integer registers.
4505 (FP mode splitters): Handle TFmode.
4507 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4509 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4510 for ref-all pointers that point-to anything.
4512 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4514 * config/arm/arm.c (arm_output_dwarf_dtprel,
4515 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4517 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4519 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4520 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4523 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4525 * gcc/tree.c (signed_or_unsigned_type_for): New.
4526 (unsigned_type_for): Use signed_or_unsigned_type_for.
4527 (signed_type_for): Use signed_or_unsigned_type_for.
4528 * gcc/tree.h (signed_or_unsigned_type_for): New.
4529 (get_signed_or_unsigned_type): Remove.
4530 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4531 lang_hooks.types.signed_type
4532 (size_diffop): Likewise.
4533 (all_ones_mask_p): Likewise.
4534 (build_range_check): Likewise.
4535 (fold_cond_expr_with_comparison): Likewise.
4536 (fold_cond_expr_with_comparison): Likewise.
4537 (unextend): Likewise.
4538 (extract_muldiv_1): Likewise.
4539 (fold_single_bit_test_into_sign_test): Likewise.
4540 (fold_binary): Likewise.
4541 (fold_ternary): Likewise.
4542 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4543 instead of get_signed_or_unsigned_type.
4544 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4545 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4546 * gcc/expr.c (signed_or_unsigned_type_for): Use
4547 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4548 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4549 (lhd_signed_or_unsigned_type): Remove.
4550 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4551 signed_or_unsigned_type.
4552 (lhd_signed_or_unsigned_type): Remove.
4553 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4554 lang_hooks.types.signed_type.
4555 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4556 c_common_signed_type instead of lang_hooks.types.signed_type.
4557 (c_common_unsigned_type): New.
4558 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4559 (shorten_compare): Use c_common_unsigned_type instead of
4560 c_common_signed_or_unsigned_type.
4561 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4563 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4564 lang_hooks.types.signed_type.
4565 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4566 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4567 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4568 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4569 instead of unsigned_type_for.
4570 * gcc/c-decl.c (groakdeclarator): Likewise.
4571 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4572 * gcc/c-common.h (c_common_unsigned_type): New.
4574 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4578 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4580 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4583 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4584 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4586 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4587 Sebastian Pop <sebpop@gmail.com>
4589 * lambda-code.c (remove_iv): New.
4590 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4592 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4594 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4595 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4596 * tree-ssa-loop-prefetch.c: Include optabs.h.
4597 (FENCE_FOLLOWING_MOVNT): New macro.
4598 (struct mem_ref): Add independent_p and storent_p fields.
4599 (record_ref): Initalize the new fields.
4600 (gather_memory_references_ref): Return true if the reference
4602 (gather_memory_references): Check whether all memory accesses
4603 in loop were recorded.
4604 (should_issue_prefetch_p): Return false for nontemporal stores.
4605 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4606 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4607 (determine_loop_nest_reuse): Detect independent memory references.
4608 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4609 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4610 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4611 * config/i386/i386.h (x86_mfence): Declare.
4612 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4613 * config/i386/i386.c (x86_mfence): New variable.
4614 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4616 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4617 * optabs.c (init_optabs): Initialize storent_optab.
4618 * optabs.h (enum optab_index): Add OTI_storent.
4619 (storent_optab): Declare.
4620 * genopinit.c (optabs): Add initialization for storent_optab.
4621 * tree.h (MOVE_NONTEMPORAL): New macro.
4622 * expr.c (expand_assignment, store_expr, store_constructor_field,
4623 store_constructor, store_field, expand_expr_real_1): Propagate
4624 nontemporality of the expanded store.
4625 (emit_storent_insn): New function.
4626 * expr.h (expand_assignment, store_expr): Declaration changed.
4627 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4628 to expand_assignment.
4629 * stmt.c (expand_asm_expr): Ditto.
4630 * calls.c (initialize_argument_information): Pass false as
4631 nontemporality to store_expr.
4632 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4635 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4637 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4639 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4641 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4643 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4644 and allow DECL_P here.
4646 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4648 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4649 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4650 track of the size of the expression.
4651 * cfghooks.c (merge_blocks): Remove block from loops structure only
4652 after call of the merge_blocks hook.
4654 2007-06-09 Tom Tromey <tromey@redhat.com>
4656 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4657 (deprecated_state): Removed.
4658 (start_decl): Update.
4659 (enum deprecated_states): Moved earlier.
4660 (groktypename): Update.
4661 (push_parm_decl): Likewise.
4662 (grokfield): Likewise.
4663 (start_function): Likewise.
4665 2007-06-09 Ian Lance Taylor <iant@google.com>
4667 PR tree-optimization/32169
4668 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4669 CONVERT_EXPR, check whether min and max both converted to an
4670 overflow infinity representation.
4672 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4674 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4675 not inserted on the edge.
4677 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4679 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4680 instructions if they are supported.
4681 (__divsi3, __umodsi3, __modsi3): Likewise.
4682 (__ashldi3, __ashrdi3, __lshrdi3): New.
4683 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4685 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4686 Tony Linthicum <tony.linthicum@amd.com>
4688 * doc/invoke.texi: Add fvect-cost-model flag.
4689 * common.opt (fvect-cost-model): New flag.
4690 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4691 cost fields in stmt_vec_info struct for STMT.
4692 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4693 fields in stmt_vec_info struct and access functions for the same.
4694 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4695 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4696 load, store and vector to scalar operation.
4697 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4698 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4699 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4700 (TARG_VEC_STORE_COST): Define cost of vector store.
4701 (vect_estimate_min_profitable_iters): Define new function.
4702 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4703 check to evaluate if loop iterations are less than minimum profitable
4704 iterations determined by cost model or minimum vect loop bound defined
4705 by user, whichever is more conservative.
4706 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4707 run-time check to evaluate if loop iterations are less than minimum
4708 profitable iterations determined by cost model or minimum vect loop
4709 bound defined by user, whichever is more conservative.
4710 (vect_estimate_min_profitable_iterations): New function to estimate
4711 mimimimum iterartions required for vector version of loop to be
4712 profitable over scalar version.
4713 (vect_model_reduction_cost): New function.
4714 (vect_model_induction_cost): New function.
4715 (vect_model_simple_cost): New function.
4716 (vect_cost_strided_group_size): New function.
4717 (vect_model_store_cost): New function.
4718 (vect_model_load_cost): New function.
4719 (vectorizable_reduction): Call vect_model_reduction_cost during
4721 (vectorizable_induction): Call vect_model_induction_cost during
4723 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4724 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4725 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4726 vectorizable_promotion, vectorizable_demotion): Call
4727 vect_model_simple_cost during analysis phase.
4729 2007-06-08 Simon Baldwin <simonb@google.com>
4731 * reg-stack.c (get_true_reg): Readability change. Moved default case
4732 label into direct switch statement scope.
4734 2007-06-08 Simon Baldwin <simonb@google.com>
4736 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4737 in gcc_assert() with '==' comparison.
4739 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4742 TARGET_ABM handling of x86_popcnt variable.
4744 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4746 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4747 __builtin_copysignq and __builtin_infq built-in functions.
4749 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4751 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4752 SSE4.2 section. Correct built-in function names in SSE4A section.
4754 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4756 PR tree-optimization/32243
4757 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4758 for ncopies after ratio check between nunits_out and nunits_in.
4759 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4761 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4763 PR tree-optimization/32224
4764 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4765 vectorization upon a non GIMPLE_MODIFY_STMT.
4767 2007-06-08 Christian Bruel <christian.bruel@st.com>
4770 * config/sh/sh.md (doloop_end): New pattern and splitter.
4771 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4773 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4776 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4778 (verify_dominators): Do not change dominance tree.
4780 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4782 * config/sh/constraints.md: New file.
4783 * config/sh/sh.c: Include tm-constrs.h.
4784 (reg_class_from_letter): Remove.
4785 (prepare_cbranch_operands): Use satisfies_constraint_*
4786 function instead of macro.
4787 (andcosts, broken_move, sh_secondary_reload): Likewise.
4788 * config/sh/predicates.md (trapping_target_operand): Likewise.
4789 (and_operand, arith_operand, arith_reg_or_0_operand,
4790 cmp_operand, logical_operand, target_operand,
4791 ua_address_operand, ua_offset, xor_operand): Likewise.
4792 * config/sh/sh.md: Include constraints.md.
4793 (*movsicc_t_false): Use satisfies_constraint_* function
4795 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4796 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4797 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4798 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4799 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4800 (REG_CLASS_FROM_CONSTRAINT): Remove.
4801 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4802 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4803 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4804 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4805 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4806 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4807 function instead of macro.
4808 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4809 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4810 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4811 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4812 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4813 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4814 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4815 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4816 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4817 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4818 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4819 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4820 EXTRA_CONSTRAINT_STR): Likewise.
4821 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4823 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4825 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4827 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4830 * c-common.h (flag_cpp0x): Replaced by...
4831 (cxx_dialect): ... this new variable specifying the C++ dialect that
4833 * c-common.c (flag_cpp0x): Removed.
4834 (cxx_dialect): Defined.
4835 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4837 * c-opts.c (c_common_post_options): Likewise.
4838 (set_std_cxx98): Set cxx_dialect to cxx98.
4839 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4841 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4842 Hui-May Chang <hm.chang@apple.com>
4844 * doc/invoke.texi (Darwin Options): Update documentation for
4845 -mmacosx-version-min.
4846 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4847 * config/darwin-driver.c: New file.
4848 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4849 * config/t-darwin (darwin-driver.o): New rule.
4851 * config/darwin-c.c (version_as_macro): Ignore low digit.
4853 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4856 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4857 (CSGNMODE): New mode macro.
4858 (CSGNVMODE): New mode attribute.
4859 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4860 expander using CSGNMODE mode macro. Handle TFmode.
4861 (copysign<mode>3_const): Rename from copysignsf3_const and
4862 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4864 (copysign<mode>3_var): Rename from copysignsf3_var and
4865 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4867 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4868 mode macro. Handle TFmode.
4869 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4870 (iortf3, *iortf3): Ditto.
4871 (xortf3, *xortf3): Ditto.
4872 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4873 TFmode and TImode masks.
4874 (ix86_expand_copysign): Expand TFmode copysign insn.
4875 (IX86_BUILTIN_INFQ): New.
4876 (IX86_BUILTIN_FABSQ): Ditto.
4877 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4878 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4879 [__builtin_fabsq]: Ditto.
4880 [__builtin_copysignq]: Ditto.
4881 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4882 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4883 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4884 ix86_expand_binop_builtin().
4886 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4888 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4890 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4893 * rtl.h (push_to_sequence2): New.
4894 * emit-rtl.c (push_to_sequence2): New.
4895 * function.c (assign_parm_data_all): Add new fields.
4896 (assign_parm_setup_block): Call push_to_sequence2 instead of
4898 (assign_parm_setup_reg): Ditto.
4899 (assign_parm_setup_stack): Ditto.
4900 (assign_parms_unsplit_complex): Ditto.
4901 (assign_parms): Change field name.
4903 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4905 PR tree-optimization/32220
4906 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4907 phi node is reached before defining statement.
4909 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4912 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4913 after changing the right hand side of the assignment.
4915 2007-06-06 Eric Christopher <echristo@apple.com>
4917 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4918 (x86_64-*-darwin*): Ditto.
4919 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4920 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4922 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4924 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4926 (add_key): Likewise.
4927 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4928 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4930 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4932 (add_cost_one_coalesce): Likewise.
4933 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4934 variable names. Rename orig to orig_name for consistency.
4935 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4937 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4939 (record_equivalences_from_stmt): Likewise.
4940 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4941 the coding conventions.
4942 (memory_ssa_name_same): Likewise.
4943 (dse_optimize_stmt): Likewise.
4944 (dse_record_phis): Likewise.
4945 (dse_finalize_block): Likewise.
4946 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4947 keywords as variable names.
4948 (may_move_till): Cast according to the coding conventions.
4949 (force_move_till_expr): Avoid using C++ keywords as variable names.
4950 (force_move_till): Cast according to the coding conventions.
4951 (memref_hash): Likewise.
4952 (memref_eq): Likewise.
4953 (gather_mem_refs_stmt): Likewise.
4954 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4955 using C++ keywords as variable names.
4956 (idx_find_step): Cast according to the coding conventions.
4957 (idx_record_use): Likewise.
4958 (find_depends): Likewise.
4959 (prepare_decl_rtl): Likewise.
4960 (mbc_entry_hash): Likewise.
4961 (mbc_entry_eq): Likewise.
4962 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4963 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4964 (idx_infer_loop_bounds): Cast according to the coding conventions.
4965 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4966 * tree-ssa-math-opts.c (occ_new ): Likwise.
4967 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4969 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4971 (add_use_op): Likewise.
4972 (add_vop): Likewise.
4973 (add_vuse_op): Likewise.
4974 (add_vdef_op): Likewise.
4975 (get_expr_operands): Likewise.
4976 (push_stmt_changes): Use type safe memory macros.
4977 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4978 keywords as variable names.
4979 (conditional_replacement): Likewise.
4980 (minmax_replacement): Likewise.
4981 (abs_replacement): Likewise.
4982 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4984 (insert_fake_stores): Avoid using C++ keywords as variable names.
4985 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4987 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4988 (heapvar_insert): Use type safe memory macros.
4989 (new_var_info): Cast according to the coding conventions.
4990 (new_constraint): Likewise.
4991 (remove_preds_and_fake_succs): Use type safe memory macros.
4992 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4994 (thread_single_edge): Likewise.
4995 (thread_through_loop_header): Likewise.
4997 2007-06-06 Eric Christopher <echristo@apple.com>
4999 * config/i386/i386.c (override_options): Move handling
5000 of TARGET_SUBTARGET* earlier.
5002 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5004 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5007 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5009 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5010 emited outside of basic block.
5011 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5013 * rtl.h (delete_insn_chain): Declaration changed.
5014 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5016 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5017 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5018 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5019 to delete_insn_chain.
5020 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5021 do not have bb field set.
5022 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5024 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5025 * cfgcleanup.c (try_optimize_cfg): Ditto.
5027 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5029 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5030 (lambda_body_vector_new): Use type safe memory macros.
5031 (lambda_linear_expression_new): Likewise.
5032 (lambda_loopnest_new): Likewise.
5033 (lambda_lattice_new): Likewise.
5034 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5035 conventions. Use type safe memory macros.
5036 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5037 (lambda_body_vector_s): Likewise.
5038 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5039 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5041 2007-06-06 Richard Guenther <rguenther@suse.de>
5043 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5044 if we need to schedule cfg_cleanup.
5045 (tree_ssa_forward_propagate_single_use_vars): Do so.
5047 2007-06-06 Ian Lance Taylor <iant@google.com>
5049 * fold-const.c (merge_ranges): If range_successor or
5050 range_predecessor fail, just return 0.
5052 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5054 PR tree-optimization/32216
5055 * tree-vectorizer.c (supportable_widening_operation): Determine
5056 signedness of FIX_TRUNC_EXPR from output operand.
5057 (supportable_narrowing_operation): Ditto.
5058 * tree-vect-generic.c (expand_vector_operations_1): Determine
5059 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5062 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5064 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5065 (struct pta): ...from here. Change flags to unsigned to avoid
5066 excessive casting (as it is used as a bit mask).
5067 (override_options): Add casts according to the coding convenventions.
5068 (x86_64_elf_unique_section): Likewise.
5069 (examine_argument): Avoid using C++ keywords as variable names.
5070 (construct_container): Likewise.
5071 (legitimize_pic_address): Likewise.
5072 (get_dllimport_decl): Cast according to the coding conventions. Use
5073 type safe memory macros.
5074 (legitimize_address): Cast according to the coding conventions.
5075 (emit_i387_cw_initialization): Corrected the type of slot to enum
5077 (ix86_init_machine_status): Use type safe memory macros.
5078 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5079 (bdesc_pcmpistr): Likewise.
5080 (bdesc_crc32): Likewise.
5081 (bdesc_sse_3arg): Likewise.
5082 (bdesc_2arg): Likewise.
5083 (bdesc_1arg): Likewise.
5084 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5085 (ix86_expand_sse_pcmpistr): Likewise.
5086 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5087 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5088 int to match the langhook definition.
5089 (ix86_builtin_conversion): Change the type of code to unsigned init to
5090 match the langhook definition.
5091 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5093 (ix86_preferred_output_reload_class): Likewise.
5094 (ix86_cannot_change_mode_class): Likewise.
5095 (ix86_memory_move_cost): Likewise.
5096 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5097 avoid excessive casting later on.
5098 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5100 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5103 as flags setting insn.
5104 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5106 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5109 (UNSPEC_ROUND): New.
5110 ("sse4_1_round<mode>2"): New insn pattern.
5111 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5113 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5114 expander using SSEMODEF mode macro. Expand using
5115 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5116 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5117 expander using SSEMODEF mode macro. Expand using
5118 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5119 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5120 expander using SSEMODEF mode macro. Expand using
5121 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5122 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5123 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5124 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5127 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5128 Sebastian Pop <sebpop@gmail.com>
5130 * lambda.h (build_linear_expr): New.
5131 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5132 Use build_linear_expr, call fold and force_gimple_operand.
5133 (lambda_loopnest_to_gcc_loopnest): Check that there is
5134 something to insert.
5135 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5137 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5139 PR preprocessor/23479
5140 * doc/extend.texi: Document the 0b-prefixed binary integer
5143 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5145 PR tree-optimization/32215
5146 * tree-vectorizer.c (supportable_widening_operation): Return false
5147 for unsupported FIX_TRUNC_EXPR tree code.
5148 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5150 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5152 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5153 register on SPE targets. Change documentation to reflect
5155 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5156 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5157 out of the register allocation pool.
5158 (rs6000_reg_live_or_pic_offset_p): New function.
5159 (rs6000_emit_prologue): Move the actual saving of LR up to free
5160 r0 for holding r11. Split saving of SPE 64-bit registers into
5161 its own case. Ensure that offsets will always be in-range for
5162 'evstdd' by using r11 as a scratch register to point at the start
5163 of the SPE save area. Save r11 if necessary, as it is the static
5165 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5166 into its own case. Ensure that offsets will always be in-range
5167 for 'evldd' by using r11 as a scratch register to point at the
5168 start of the SPE save area. Also adjust r11 when restoring
5169 the stack pointer to compensate for pre-loading r11.
5171 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5173 * cfg.c (init_flow): Use type safe memory macros.
5174 (alloc_block): Likewise.
5175 (unchecked_make_edge): Likewise.
5176 (dump_flow_info): Avoid using C++ keywords as variable names.
5177 (copy_original_table_clear): Cast according to the coding conventions.
5178 (copy_original_table_set): Likewise.
5179 * cfgexpand (label_rtx_for_bb): Likewise.
5180 (expand_gimple_basic_block): Likewise.
5181 * cfghooks.c (dump_bb): Likewise.
5182 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5184 (lv_add_condition_to_bb): Likewise.
5185 * cfglayout (relink_block_chain): Cast according to the coding
5187 (fixup_reorder_chain): Likewise.
5188 (fixup_fallthru_exit_predecessor): Likewise.
5189 * cfgloop.c (glb_enum_p): Likewise.
5190 (get_exit_description): Likewise.
5191 (dump_recorded_exit): Likewise.
5192 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5193 (struct loop): ... from here.
5194 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5196 * cfgrtl.c (rtl_create_basic_block): Likewise.
5197 (rtl_split_block): Likewise.
5198 (rtl_dump_bb): Likewise.
5199 (cfg_layout_split_block): Likewise.
5200 (init_rtl_bb_info): Use typesafe memory macros.
5202 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5203 * graphds.h: Updated all usages of edge to graph_edge.
5204 * graphds.c: Likewise.
5205 * cfgloopanal.c: Likewise.
5207 2007-06-05 Ian Lance Taylor <iant@google.com>
5209 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5210 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5211 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5213 (test_for_singularity): Likewise.
5215 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5217 * config/i386/constraints.md ("Y2"): Replaced by ...
5219 * config/i386/i386.md: Likewise.
5220 * config/i386/mmx.md: Likewise.
5221 * config/i386/sse.md: Likewise.
5223 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5225 * config/i386/constraints.md ("z"): Replaced by ...
5227 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5228 (sse4_1_blendvps): Likewise.
5229 (sse4_1_pblendvb): Likewise.
5230 (sse4_2_pcmpestr): Likewise.
5231 (sse4_2_pcmpestrm): Likewise.
5232 (sse4_2_pcmpestr_cconly): Likewise.
5233 (sse4_2_pcmpistr): Likewise.
5234 (sse4_2_pcmpistrm): Likewise.
5235 (sse4_2_pcmpistr_cconly): Likewise.
5237 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5239 * matrix-reorg.c (transform_access_sites): Fix computation.
5240 (transform_allocation_sites): Same.
5242 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.c (override_options): Use
5245 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5247 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5250 (nonimm_not_xmm0_operand): Ditto.
5251 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5252 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5253 as operand[2] predicate. Require "z" class XMM register for
5254 operand[3]. Adjust asm template.
5255 ("sse4_1_blendvpd"): Ditto.
5256 ("sse4_1_pblendvb"): Ditto.
5257 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5258 force op2 into xmm0 register for variable blend instructions.
5260 2007-06-04 Tom Tromey <tromey@redhat.com>
5262 * c-tree.h (start_enum): Update.
5263 (build_enumerator): Likewise.
5264 * c-decl.c (enum_next_value): Removed.
5265 (enum_overflow): Likewise.
5266 (start_enum): Add c_enum_contents argument. Don't use globals.
5267 (build_enumerator): Likewise.
5268 * c-tree.h (struct c_enum_contents): New struct.
5270 2007-06-04 Tom Tromey <tromey@redhat.com>
5272 * c-common.c (c_common_get_alias_set): Fix indentation.
5274 2007-06-04 Ian Lance Taylor <iant@google.com>
5276 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5277 to overflow, reduce overflow infinity to regular infinity.
5278 (vrp_var_may_overflow): New static function.
5279 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5281 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5283 * stor-layout.c (layout_type): Remove duplicate code.
5285 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5288 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5289 before build_common_builtin_nodes ().
5291 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5294 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5296 2007-06-04 Jan Hubicka <jh@suse.cz>
5298 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5299 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5300 instead of _stat version.
5302 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5304 PR tree-optimization/32194
5305 * tree-predcom.c (determine_offset): Check that both references have
5308 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5310 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5311 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5312 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5313 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5314 Add argument to iterate_fix_dominators call.
5315 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5316 * gcse.c (hoist_code): Change domby to vector.
5317 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5318 Add argument to iterate_fix_dominators call.
5319 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5320 recompute_dominator.
5321 * lambda-code.c (perfect_nestify): Ditto.
5322 * cfgloopanal.c: Include graphds.h.
5323 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5324 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5325 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5327 * graphds.c: New file.
5328 * graphds.h: New file.
5329 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5330 (get_dominated_by, get_dominated_by_region): Change return type to
5332 (verify_dominators): Recompute all dominators and compare the results.
5333 (recount_dominator): Renamed to ...
5334 (recompute_dominator): ... this. Do not check that the block is
5336 (iterate_fix_dominators): Reimplemented.
5337 (prune_bbs_to_update_dominators, root_of_dom_tree,
5338 determine_dominators_for_sons): New functions.
5339 * et-forest.c (et_root): New function.
5340 * et-forest.h (et_root): Declare.
5341 * Makefile.in (graphds.o): Add.
5342 (cfgloopanal.o): Add graphds.h dependency.
5343 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5344 * basic-block.h (get_dominated_by, get_dominated_by_region,
5345 iterate_fix_dominators): Declaration changed.
5346 (recount_dominator): Renamed to ...
5347 (recompute_dominator): ... this.
5348 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5349 (thread_through_all_blocks): Do not free dominance info.
5351 2007-06-03 Andreas Schwab <schwab@suse.de>
5353 * config/m68k/m68k.c (override_options): Don't override
5355 * config/m68k/m68k-modes.def (SF, DF): Define to use
5356 motorola_single_format and motorola_double_format, resp.
5357 * real.c (motorola_single_format): Renamed from
5358 coldfire_single_format.
5359 (motorola_double_format): Renamed from coldfire_double_format.
5360 (encode_ieee_extended): Generate a proper canonical NaN image
5361 respecting canonical_nan_lsbs_set.
5362 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5364 * real.h: Adjust declarations.
5366 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5369 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5370 the symbol is generated with the stack protector.
5372 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5374 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5375 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5377 * doc/extend.texi (interrupt): Mention m68k.
5379 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5382 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5383 (ix86_expand_sse_pcmpestr): Do not check operands for
5384 "register_operand", when insn operand predicate is "register_operand".
5385 (ix86_expand_sse_pcmpistr): Ditto.
5387 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5388 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5391 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5392 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5393 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5394 * config/i386/constraints.md ("z"): New register constraint
5395 for members of SSE_FIRST_REG class.
5396 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5397 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5398 SSE_FIRST_REG class.
5399 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5400 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5401 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5402 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5403 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5404 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5405 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5406 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5407 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5408 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5409 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5410 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5411 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5412 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5413 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5414 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5415 (struct builtin_description): Change "flag" field to unsigned.
5416 (bdesc_pcmpestr): New builtin description table.
5417 (bdesc_pcmpistr): Likewise.
5418 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5419 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5420 Initialize pcmp[ei]str[im] insns for SSE4.2.
5421 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5422 (ix86_expand_sse_pcmpistr): Likewise.
5423 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5424 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5425 (UNSPEC_PCMPISTR): Likewise.
5426 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5427 (sse4_2_pcmpestri):New isns pattern.
5428 (sse4_2_pcmpestrm): Likewise.
5429 (sse4_2_pcmpestr_cconly): Likewise.
5430 (sse4_2_pcmpistr): New insn patern and splitter.
5431 (sse4_2_pcmpistri):New isns pattern.
5432 (sse4_2_pcmpistrm): Likewise.
5433 (sse4_2_pcmpistr_cconly): Likewise.
5434 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5437 2007-06-01 David Daney <ddaney@avtrex.com>
5439 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5440 LOADGP_ABSOLUTE and not binds_local_p.
5442 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5444 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5446 2007-06-01 Ian Lance Taylor <iant@google.com>
5448 * tree-vrp.c (compare_name_with_value): Always set
5449 used_strict_overflow if we get a result from the variable itself.
5451 2007-06-01 Ian Lance Taylor <iant@google.com>
5453 PR rtl-optimization/31455
5454 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5455 subregs which have a cast between modes which are not tieable.
5457 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5459 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5460 breaks after return statements.
5462 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5464 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5465 only after no_new_pseudos.
5467 2007-05-31 Eric Christopher <echristo@apple.com>
5469 * expr.c (convert_move): Assert that we don't have a BLKmode
5471 (store_expr): Handle BLKmode moves by calling emit_block_move.
5473 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5475 * c-typeck.c (build_indirect_ref): Include type in error message.
5476 (build_binary_op): Pass types to binary_op_error.
5477 * c-common.c (binary_op_error): Take two type arguments, print out
5479 * c-common.h (binary_op_error): Update prototype.
5481 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5483 * config/i386/i386.c: Correct coments on -mno-sse4.
5485 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5487 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5488 (x86_64-*-*): Likewise.
5489 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5490 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5491 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5492 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5493 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5494 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5495 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5496 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5497 (OPTION_MASK_ISA_SSE4): Likewise.
5498 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5499 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5500 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5501 (override_options): Support SSE4.2.
5502 (ix86_build_const_vector): Support SImode and DImode.
5503 (ix86_build_signbit_mask): Likewise.
5504 (ix86_expand_int_vcond): Support V2DImode.
5505 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5506 (IX86_BUILTIN_CRC32HI): Likewise.
5507 (IX86_BUILTIN_CRC32SI): Likewise.
5508 (IX86_BUILTIN_CRC32DI): Likewise.
5509 (IX86_BUILTIN_PCMPGTQ): Likewise.
5510 (bdesc_crc32): Likewise.
5511 (bdesc_sse_3arg): Likewise.
5512 (ix86_expand_crc32): Likewise.
5513 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5514 (ix86_expand_builtin): Likewise.
5515 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5516 __SSE4_2__ for -msse4.2.
5517 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5518 (CRC32MODE): Likewise.
5519 (crc32modesuffix): Likewise.
5520 (crc32modeconstraint): Likewise.
5521 (sse4_2_crc32<mode>): Likewise.
5522 (sse4_2_crc32di): Likewise.
5523 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5525 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5526 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5527 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5528 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5529 (vcondu<mode>): Likewise.
5530 * doc/extend.texi: Document SSE4.2 built-in functions.
5531 * doc/invoke.texi: Document -msse4.2/-msse4.
5533 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5535 PR tree-optimization/32160
5536 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5537 variable as gimple reg.
5538 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5540 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5542 * gcc.c (main): Don't consider linker options when issuing the
5543 warning about a linker input file not being used.
5545 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5547 * tree-vrp.c (compare_names): Initialize sop.
5549 2007-05-30 Dirk Mueller <dmueller@suse.de>
5551 * cgraphunit.c (cgraph_analyze_function): Remove
5552 computation of inline parameters.
5554 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5556 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5558 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5560 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5561 Add vx-common.h. Include vxworks.h between vx-common.h and
5563 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5565 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5566 (TARGET_ASM_DESTRUCTOR): Likewise.
5567 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5568 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5569 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5570 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5571 (VXWORKS_ENDIAN_SPEC): Define.
5572 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5573 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5574 VXWORKS_* equivalents.
5575 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5576 (ASM_FILE_START): Delete.
5577 (TARGET_VERSION): Reformat.
5578 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5579 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5580 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5581 (FPBIT, DPBIT): Define.
5582 (fp-bit.c, dp-bit.c): New rules.
5583 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5584 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5585 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5586 * config/arm/arm.h: Include vxworks-dummy.h.
5587 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5588 Mark with ATTRIBUTE_UNUSED.
5589 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5590 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5591 make it incompatible with -msingle-pic-base.
5592 (arm_function_ok_for_sibcall): Return false for calls that might
5593 go through a VxWorks PIC PLT entry.
5594 (require_pic_register): New function, split out from...
5595 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5597 (arm_load_pic_register): Handle the VxWorks RTP initialization
5598 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5599 (arm_emit_call_insn): New function.
5600 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5601 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5602 (pic_offset_arm): New pattern.
5603 (call, call_value): Use arm_emit_call_insn.
5604 (call_internal, call_value_internal): New expanders.
5605 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5606 VxWorks unless __PIC__.
5608 2007-05-30 Eric Christopher <echristo@gmail.com>
5610 * genrecog.c: Include regs.h in generated file.
5611 * genemit.c: Ditto. Fix up formatting.
5612 * config/mn10300/constraints.md: New.
5613 * config/mn10300/mn10300.md: Include.
5614 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5615 Fix up for removed macro.
5616 * config/mn10300/predicates.md (call_address_operand): Ditto.
5617 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5618 (CONST_OK_FOR_I): Ditto.
5619 (CONST_OK_FOR_J): Ditto.
5620 (CONST_OK_FOR_K): Ditto.
5621 (CONST_OK_FOR_L): Ditto.
5622 (CONST_OK_FOR_M): Ditto.
5623 (CONST_OK_FOR_N): Ditto.
5624 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5628 (EXTRA_CONSTRAINT): Ditto.
5630 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5632 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5634 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5635 OPTION_MASK_ISA_64BIT.
5636 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5638 2007-05-30 Richard Guenther <rguenther@suse.de>
5641 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5642 types for comparison.
5643 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5644 with original typed arguments.
5645 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5647 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5649 PR tree-optimization/31769
5650 * except.c (duplicate_eh_regions): Clear prev_try if
5651 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5653 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5655 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5656 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5657 bsi of the location where statements should be inserted.
5658 (sink_code_in_bb): Take bsi from statement_sink_location.
5659 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5660 instead of bsi_start.
5661 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5663 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5664 (bsi_move_before): Document inconsistency with bsi_move_after.
5665 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5667 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/i386.h (TARGET_ABM): New define.
5670 (TARGET_POPCNT): Ditto.
5671 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5672 New temporary defines to redefine from OPTION_ISA_* defines.
5673 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5674 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5675 (ix86_isa_flags): New extern int declaration.
5676 (TARGET_SUBTARGET_DEFAULT): New define.
5677 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5678 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5679 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5680 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5681 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5682 * config/i386/darwin.h: Change TARGET_64BIT define to
5685 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5686 using existing "ix86_isa_flags" varible.
5687 (m32, m64): Use existing "ix86_isa_flags" variable.
5688 (mmmx, m3dnow): Ditto.
5689 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5690 (mabm): Define as non-negative option using "x86_abm" variable.
5691 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5693 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5694 Rewrite feature test bitmap.
5695 (ix86_isa_flags): New initialized global int varible.
5696 (ix86_isa_flags_explicit): New static int variable.
5697 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5698 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5699 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5700 target_flags_explicit.
5701 (override_options): Remove "target_enable" and "target_disable" fields
5702 from "struct ptt". Update processor_target_table accordingly. Remove
5703 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5704 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5705 "target_flags" and "ix86_isa_flags_explicit" instead of
5706 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5707 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5708 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5709 to true when either of PTA_POPCNT or PTA_ABM is set in
5710 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5711 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5712 processor_alias_table flags entry. Remove handling of
5713 "target_enable" and "target_disable" fields of processor_target_table.
5714 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5715 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5716 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5717 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5718 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5720 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5722 2007-05-29 David Daney <ddaney@avtrex.com>
5725 * config/mips/mips.c (mips_output_mi_thunk): Emit
5726 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5728 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5729 * config/i386/i386.c (ix86_function_regparm): Added checking of
5730 ix86_force_align_arg_pointer to determine the number of
5731 register parameters.
5733 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5735 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5736 (SET_DR_MISALIGNMENT): New.
5737 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5738 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5739 Use SET_DR_MISALIGNMENT.
5740 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5742 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5743 find_loop_nest): Export.
5744 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5745 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5746 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5747 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5749 (struct mem_ref): Add field reuse_distance.
5750 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5751 Initialize reuse_distance field.
5752 (issue_prefetch_ref): Select temporality of prefetch according to
5754 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5755 self_reuse_distance, determine_loop_nest_reuse): New functions.
5756 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5757 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5758 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5761 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5763 * tree-ssa-alias.c: Add aliasing overview.
5765 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5766 Danny Smith <dannysmith@users.sourceforge.net>
5769 * config/i386/t-crtfm: Compile crtfastmath.o with
5770 -minline-all-stringops.
5771 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5772 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5774 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5776 * doc/md.texi: Document constraints on HP PA-RISC.
5778 * pa/constraints.md: New file.
5779 * pa.md: Include constraints.md.
5780 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5781 (integer_store_memory_operand, ldil_cint_p): New functions.
5782 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5783 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5784 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5785 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5786 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5788 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5791 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5792 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5793 case POSTDECREMENT_EXPR>): Return the error_mark_node
5794 if either the real or imaginary parts would an
5797 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5799 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5800 name when we remove it from a call.
5802 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5804 * targhooks.c (default_narrow_bitfield): Remove.
5805 * targhooks.h: Remove the prototype for
5806 default_narrow_bitfield.
5808 * langhooks-def.h: Remove the prototype for
5809 hook_get_alias_set_0.
5810 * langhooks.c (hook_get_alias_set_0): Remove.
5812 * global.c (EXECUTE_IF_CONFLICT): Remove.
5814 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5817 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5818 return true when truth_value_p is true and the type
5821 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5823 * doc/install.texi (Prerequisites): We no longer require Autoconf
5824 2.13 for the top-level.
5826 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5828 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5829 memory access via x86_expand_vector_move_misalign() only for
5830 TImode values on 32-bit targets.
5832 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5834 * matrix-reorg.c: New file. Implement matrix flattening and
5835 transposing optimization.
5836 * tree-pass.h: Add matrix reorg pass.
5837 * common.opt: Add fipa-mreorg flag.
5838 * Makefile.in: Add matrix-reorg.c.
5839 * passes.c: Add matrix reorg pass.
5840 * varpool.c (add_new_static_var): New function.
5841 * cgraph.h (add_new_static_var): Declare.
5843 2007-05-27 Eric Christopher <echristo@apple.com>
5845 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5846 sp_offset depending on stack size. Save r12 depending
5847 on registers we're saving later.
5848 (rs6000_emit_epilogue): Update sp_offset depending only
5851 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5853 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5854 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5855 * ifcvt.c (if_convert): Ditto.
5856 * tree-ssa-threadupdate.c (thread_block): Ditto.
5857 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5858 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5859 verify_loop_closed_ssa): Check number_of_loops instead of
5861 * predict.c (tree_estimate_probability): Ditto.
5862 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5863 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5864 * modulo-sched.c (sms_schedule): Ditto.
5865 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5866 (scev_finalize): Do not do anything if scev analysis was not
5868 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5869 current_loops == NULL.
5870 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5871 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5873 (loop_optimizer_finalize): Assert that loops were analyzed.
5874 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5875 rtl_doloop): Check number_of_loops instead of current_loops.
5876 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5877 current_loops == NULL.
5878 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5879 gate_tree_vectorize tree_linear_transform, check_data_deps,
5880 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5881 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5882 Check number_of_loops instead of current_loops.
5883 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5884 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5885 free loops if available.
5886 (execute_pre): Do not pass do_fre to fini_pre.
5888 2007-05-27 Tobias Burnus <burnus@net-b.de>
5891 * real.c (mpfr_from_real): Fix sign of -Inf.
5893 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5895 * tree-vect-transform.c (vectorizable_conversion): Initialize
5896 tree_code variables to ERROR_MARK.
5897 (vectorizable_type_demotion): Likewise.
5898 (vectorizable_type_promotion): Likewise.
5900 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/i386.md (movti): Handle push operands via
5906 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5908 * basic-block.h: Remove the prototype for merge_seq_blocks.
5909 * cfgcleanup.c (merge_seq_blocks): Remove.
5911 * tree-flow.h: Remove the prototype for is_aliased_with.
5912 * tree-ssa-alias.c (is_aliased_with): Remove.
5914 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5916 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5918 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5920 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5921 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5922 (vec_unpacks_hi_v16qi): Likewise.
5923 (vec_unpacku_lo_v16qi): Likewise.
5924 (vec_unpacks_lo_v16qi): Likewise.
5925 (vec_unpacku_hi_v8hi): Likewise.
5926 (vec_unpacks_hi_v8hi): Likewise.
5927 (vec_unpacku_lo_v8hi): Likewise.
5928 (vec_unpacks_lo_v8hi): Likewise.
5929 (vec_unpacku_hi_v4si): Likewise.
5930 (vec_unpacks_hi_v4si): Likewise.
5931 (vec_unpacku_lo_v4si): Likewise.
5932 (vec_unpacks_lo_v4si): Likewise.
5934 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5936 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5937 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5938 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5939 follow spelling conventions in various
5940 warning/error/diagnostic messages.
5942 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5943 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5944 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5945 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5946 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5947 * doc/tm.texi: Follow spelling conventions.
5949 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5952 * tree-ssa-forwprop.c
5953 (forward_propagate_addr_into_variable_array_index): Remove
5954 the lhs argument. Use the type of def_rhs instead of lhs.
5955 (forward_propagate_addr_expr_1): Update use of
5956 forward_propagate_addr_into_variable_array_index.
5958 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5959 Nigel Stephens <nigel@mips.com>
5961 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5962 function attributes, "far" being an alias for "long_call".
5963 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5964 (mips_near_type_p, mips_far_type_p): New.
5965 (mips_comp_type_attributes): New function to check that attributes
5966 attached to a function type are compatible.
5967 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5968 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5969 to the target function of the thunk.
5970 (mips_encode_section_info): Check for "near" and "far" function
5971 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5973 * config/mips/predicates.md (const_call_insn_operand): Test only
5974 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5976 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5979 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5980 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5981 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5982 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5984 2007-05-25 Eric Christopher <echristo@apple.com>
5986 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5987 to x86-darwin configurations.
5988 * config/i386/t-darwin: Add softfp support.
5989 * config/i386/t-darwin64: Ditto.
5990 * config/i386/sfp-machine.h: If mach then don't use
5991 aliasing, emit a stub to call.
5993 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5995 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5996 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5997 tree-predcom.c, tree-ssa-alias-warnings.c,
5998 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5999 comment typos. Follow spelling conventions.
6000 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6002 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6005 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6006 constants into memory. Expand unaligned memory references for
6007 SSE modes via x86_expand_vector_move_misalign() function.
6009 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6012 "memory" attribute for "sseishft" type insn without operands[2].
6014 2007-05-25 Dirk Mueller <dmueller@suse.de>
6015 Marcus Meissner <meissner@suse.de>
6017 * doc/extend.texi (alloc_size): New attribute.
6018 * c-common.c (handle_alloc_size_attribute): New.
6019 * tree-object-size.c (alloc_object_size): Use alloc_size
6020 attribute, if available.
6022 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6024 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6026 (__builtin_ia32_vec_ext_v2di): Likewise.
6027 (__builtin_ia32_vec_ext_v4si): Likewise.
6028 (__builtin_ia32_vec_ext_v8hi): Likewise.
6029 (__builtin_ia32_vec_ext_v16qi): Likewise.
6030 (__builtin_ia32_vec_set_v8hi): Likewise.
6032 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6034 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6036 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6038 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6039 (arm_is_longcall_p): Rename to...
6040 (arm_is_long_call_p): ...this. Take a single tree argument and
6042 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6043 (CUMULATIVE_ARGS): Remove call_cookie.
6044 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6045 (ENCODED_LONG_CALL_ATTR_P): Delete.
6046 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6047 LONG_CALL_FLAG_CHAR cases.
6048 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6049 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6050 ARM_DECLARE_FUNCTION_SIZE.
6051 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6052 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6053 (arm_encode_call_attribute, current_file_function_operand): Delete.
6054 (arm_function_in_section_p): New function.
6055 (arm_is_longcall_p): Rename to...
6056 (arm_is_long_call_p): ...this. Take the target function as a single
6057 argument and return a bool. Do not rely on call cookies. Check
6058 whether the target symbol is in the same section as the current
6059 function, not just the same compilation unit.
6060 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6061 (arm_encode_section_info): Don't encode a call type.
6062 * config/arm/arm.md (call, call_value): Update calls to
6063 arm_is_long(_)call_p. Simplify logic.
6064 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6065 Update calls to arm_is_long(_)call_p.
6067 2007-05-25 Richard Guenther <rguenther@suse.de>
6069 PR tree-optimization/31982
6070 * tree-ssa-forwprop.c
6071 (forward_propagate_addr_into_variable_array_index): Handle arrays
6072 with element size one.
6074 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6076 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6077 (umulsi3_highpart): Likewise.
6079 2007-05-24 Ian Lance Taylor <iant@google.com>
6081 PR rtl-optimization/32069
6082 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6085 2007-05-24 Ollie Wild <aaw@google.com>
6087 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6090 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6092 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6093 (oprs_unchanged_p): Use it to check all registers in a REG.
6094 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6095 (reg_set_between_after_reload_p): Delete.
6096 (reg_used_between_after_reload_p): Likewise.
6097 (reg_set_or_used_since_bb_start): Likewise.
6098 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6099 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6100 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6101 * rtlanal.c (reg_set_p): Check whether REG overlaps
6102 regs_invalidated_by_call, rather than just checking the
6103 membership of REGNO (REG).
6105 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6107 * doc/passes.texi: Document predictive commoning.
6108 * doc/invoke.texi (-fpredictive-commoning): Document.
6109 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6110 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6111 adding indices to the generated name.
6112 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6113 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6114 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6115 (op_symbol_code): ... and exported.
6116 (dump_omp_clause, op_symbol): Use op_symbol_code
6117 instead of op_symbol_1.
6118 * tree-pass.h (pass_predcom): Declare.
6119 * timevar.def (TV_PREDCOM): New timevar.
6120 * tree-ssa-loop.c (run_tree_predictive_commoning,
6121 gate_tree_predictive_commoning, pass_predcom): New.
6122 * tree-data-ref.c (find_data_references_in_loop): Find the
6123 references in dominance order.
6124 (canonicalize_base_object_address): Ensure that the result has
6126 (dr_analyze_innermost): Export.
6127 (create_data_ref): Code to fail for references with invariant
6129 (find_data_references_in_stmt): ... here.
6130 * tree-data-ref.h (dr_analyze_innermost): Declare.
6131 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6132 (aff_combination_find_elt, name_expansion_hash,
6133 name_expansion_eq, tree_to_aff_combination_expand,
6134 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6136 * tree-affine.h (aff_combination_constant_multiple_p,
6137 tree_to_aff_combination_expand): Declare.
6138 * tree-predcom.c: New file.
6139 * common.opt (fpredictive-commoning): New option.
6140 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6141 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6142 * Makefile.in (tree-predcom.o): Add.
6143 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6144 * passes.c (init_optimization_passes): Add dceloop after
6145 copy propagation in loop optimizer. Add predictive commoning
6146 to loop optimizer passes.
6148 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6150 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6153 2007-05-24 Jan Hubicka <jh@suse.cz>
6155 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6157 (genheader): Include statistics.h.
6159 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6161 * print-rtl.c (flag_dump_unnumbered): Update comments.
6162 (print_rtl): Fix my previous change.
6163 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6166 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6169 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6171 (thread_through_all_blocks): Call initialize_original_copy_tables
6172 and free_original_copy_tables.
6173 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6175 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6176 * cfghooks.c (duplicate_block): Use get_loop_copy.
6177 * cfg.c: Include cfgloop.h.
6178 (loop_copy): New hash table.
6179 (initialize_original_copy_tables): Initialize loop_copy table.
6180 (free_original_copy_tables): Free loop_copy table.
6181 (copy_original_table_clear, copy_original_table_set,
6182 set_loop_copy, get_loop_copy): New functions.
6183 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6184 * cfgloop.h (struct loop): Remove copy field.
6185 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6186 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6188 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6190 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6191 -msse/-msse2/-msse3.
6193 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6195 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6196 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6198 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6201 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6202 * targhooks.h (default_mangle_decl_assembler_name): Declare
6204 * targhooks.c (default_mangle_decl_assembler_name): Define
6206 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6208 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6209 * langhooks.c (lhd_set_decl_assembler_name): Call
6210 targetm.mangle_decl_assembler_name for names with global scope.
6212 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6214 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6215 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6217 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6218 New. Factored out of i386_pe_encode_section_info.
6219 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6220 Move check for prior decoration of stdcall
6221 symbols to i386_pe_encode_section_info.
6222 (i386_pe_encode_section_info): Adjust call to
6223 gen_stdcall_or_fastcall_suffix. Use
6224 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6225 (i386_pe_mangle_decl_assembler_name): New. Wrap
6226 i386_pe_maybe_mangle_decl_assembler_name.
6228 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6230 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6231 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6232 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6233 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6234 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6237 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6238 Nigel Stephens <nigel@mips.com>
6239 Richard Sandiford <richard@codesourcery.com>
6241 Fix up MIPS16 hard float and add support for complex.
6243 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6244 (TARGET_SOFT_FLOAT_ABI): New.
6245 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6246 __mips_soft_float to reflect the ABI in use, not whether the
6247 FPU is directly accessible (e.g., in MIPS16 mode).
6248 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6249 (UNITS_PER_FPVALUE): Likewise.
6251 * config/mips/mips.c (mips_expand_call): Remove redundant
6252 TARGET_MIPS16 check.
6253 (mips_arg_regno): New.
6254 (function_arg_advance): When setting bits in cum->fp_code for
6255 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6257 (function_arg): Use mips_arg_regno.
6258 (mips_return_mode_in_fpr_p): New.
6259 (mips16_call_stub_mode_suffix): New.
6260 (mips16_cfun_returns_in_fpr_p): New.
6261 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6262 (mips_output_function_prologue): Test mips16_hard_float, not
6263 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6264 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6265 return value into a floating-point register.
6266 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6267 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6268 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6269 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6270 word of double arguments from or to the high bits of 64-bit
6271 floating point registers.
6272 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6273 (mips16_fpret_double): New helper function.
6274 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6275 support for complex modes. Fill in DECL_RESULT for stubdecl.
6276 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6278 * config/mips/mips16.S
6279 (RET, ARG1, ARG2): New.
6280 (MERGE_GPRf, MERGE_GPRt): New.
6281 (DELAYt, DELAYf): New.
6282 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6283 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6284 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6285 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6286 (SFOP): Renamed to...
6287 (OPSF3): This, and macro-ified. Updated all uses.
6288 (SFOP2): Renamed to...
6289 (OPSF2): This, and macro-ified. Updated all uses.
6290 (SFCMP): Renamed to...
6291 (CMPSF): This, and macro-ified. Updated all uses.
6292 (SFREVCMP): Renamed to...
6293 (REVCMPSF): This, and macro-ified. Updated all uses.
6294 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6295 (LDDBL1, LDDBL2, RETDBL): Deleted.
6296 (DFOP): Renamed to...
6297 (OPDF3): This, and macro-ified. Updated all uses.
6298 (DFOP2): Renamed to...
6299 (OPDF2): This, and macro-ified. Updated all uses.
6300 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6301 (DFCMP): Renamed to...
6302 (CMPDF): This, and macro-ified. Updated all uses.
6303 (DFREVCMP): Renamed to...
6304 (REVCMPDF): This, and macro-ified. Updated all uses.
6305 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6306 (RET_FUNCTION): New.
6307 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6308 (__mips16_ret_sc, __mips16_ret_dc): New.
6309 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6310 STUB_ARGS_6, STUB_ARGS_10): New.
6311 (CALL_STUB_NO_RET): New.
6312 (__mips16_call_stub_1): Macro-ified.
6313 (__mips16_call_stub_5): Macro-ified.
6314 (__mips16_call_stub_2): Macro-ified.
6315 (__mips16_call_stub_6): Macro-ified.
6316 (__mips16_call_stub_9): Macro-ified.
6317 (__mips16_call_stub_10): Macro-ified.
6318 (CALL_STUB_RET): New.
6319 (__mips16_call_stub_sf_0): Macro-ified.
6320 (__mips16_call_stub_sf_1): Macro-ified.
6321 (__mips16_call_stub_sf_5): Macro-ified.
6322 (__mips16_call_stub_sf_2): Macro-ified.
6323 (__mips16_call_stub_sf_6): Macro-ified.
6324 (__mips16_call_stub_sf_9): Macro-ified.
6325 (__mips16_call_stub_sf_10): Macro-ified.
6326 (__mips16_call_stub_df_0): Macro-ified.
6327 (__mips16_call_stub_df_1): Macro-ified.
6328 (__mips16_call_stub_df_5): Macro-ified.
6329 (__mips16_call_stub_df_2): Macro-ified.
6330 (__mips16_call_stub_df_6): Macro-ified.
6331 (__mips16_call_stub_df_9): Macro-ified.
6332 (__mips16_call_stub_df_10): Macro-ified.
6333 (__mips16_call_stub_sc_0): New.
6334 (__mips16_call_stub_sc_1): New.
6335 (__mips16_call_stub_sc_5): New.
6336 (__mips16_call_stub_sc_2): New.
6337 (__mips16_call_stub_sc_6): New.
6338 (__mips16_call_stub_sc_9): New.
6339 (__mips16_call_stub_sc_10): New.
6340 (__mips16_call_stub_dc_0): New.
6341 (__mips16_call_stub_dc_1): New.
6342 (__mips16_call_stub_dc_5): New.
6343 (__mips16_call_stub_dc_2): New.
6344 (__mips16_call_stub_dc_6): New.
6345 (__mips16_call_stub_dc_9): New.
6346 (__mips16_call_stub_dc_10): New.
6348 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6349 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6350 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6352 2007-05-23 Ian Lance Taylor <iant@google.com>
6354 * doc/invoke.texi (Invoking GCC): Document that the order of the
6357 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6360 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6361 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6362 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6366 * config/score/score.c (score_print_operand): Make sure that only
6367 lower bits are used.
6369 2007-05-22 Ian Lance Taylor <iant@google.com>
6371 * tree-vrp.c (avoid_overflow_infinity): New static function,
6372 broken out of set_value_range_to_value.
6373 (set_value_range_to_value): Call avoid_overflow_infinity.
6374 (extract_range_from_assert): Likewise.
6376 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6379 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6380 change the type before looking for a COMPOUND_EXPR.
6382 2007-05-22 Ian Lance Taylor <iant@google.com>
6384 * lower-subreg.c (decompose_multiword_subregs): If we change an
6385 insn, call remove_retval_note on it.
6387 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6389 * regs.h (end_hard_regno): New function.
6390 (END_HARD_REGNO, END_REGNO): New macros.
6391 (add_to_hard_reg_set): New function.
6392 (remove_from_hard_reg_set): Likewise.
6393 (in_hard_reg_set_p): Likewise.
6394 (overlaps_hard_reg_set_p): Likewise.
6395 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6396 (note_btr_set): Use END_HARD_REGNO.
6397 * caller-save.c (setup_save_areas): Use end_hard_regno.
6398 (mark_set_regs): Use END_HARD_REGNO.
6399 (add_stored_regs): Use end_hard_regno.
6400 (mark_referenced_regs): Use add_to_hard_reg_set.
6401 * combine.c (update_table_tick): Use END_REGNO.
6402 (record_value_for_reg): Likewise.
6403 (record_dead_and_set_regs): Likewise.
6404 (get_last_value_validate): Likewise.
6405 (use_crosses_set_p): Likewise.
6406 (reg_dead_at_p_1): Likewise.
6407 (reg_dead_at_p): Likewise.
6408 (mark_used_regs_combine): Use add_to_hard_reg_set.
6409 (move_deaths): Use END_HARD_REGNO.
6410 (reg_bitfield_target_p): Use end_hard_regno.
6411 (distribute_notes): Use END_HARD_REGNO.
6412 * cse.c (mention_regs): Use END_REGNO.
6413 (insert): Use add_to_hard_reg_set.
6414 (invalidate): Use END_HARD_REGNO.
6415 (invalidate_for_call): Likewise.
6416 (exp_equiv_p): Use END_REGNO.
6417 (cse_insn): Likewise.
6418 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6419 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6420 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6421 * function.c (keep_stack_depressed): Use end_hard_regno.
6422 * global.c (global_alloc): Use end_hard_regno.
6423 (global_conflicts): Use add_to_hard_reg_set instead of
6425 (find_reg): Likewise.
6426 (mark_reg_store): Likewise.
6427 (mark_reg_conflicts): Likewise.
6428 (mark_reg_death): Use remove_from_hard_reg_set.
6429 (mark_reg_live_nc): Delete.
6430 (set_preference): Use end_hard_regno.
6431 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6432 remove_from_hard_reg_set.
6433 (post_mark_life): Use add_to_hard_reg_set.
6434 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6435 (reg_becomes_live): Use add_to_hard_reg_set.
6436 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6437 (peep2_find_free_register): Use add_to_hard_reg_set.
6438 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6439 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6440 * regrename.c (note_sets): Use add_to_hard_reg_set.
6441 (clear_dead_regs): Use remove_from_hard_reg_set.
6442 (regrename_optimize): Use add_to_hard_reg_set.
6443 (find_oldest_value_reg): Use in_hard_reg_set_p.
6444 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6445 (hard_reg_set_here_p): Use end_hard_regno.
6446 (decompose): Likewise.
6447 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6448 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6449 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6450 (mark_home_live): Use end_hard_regno.
6451 (spill_hard_reg): Likewise.
6452 (clear_reload_reg_in_use): Likewise.
6453 * reorg.c (delete_prior_computation): Use END_REGNO.
6454 * resource.c (update_live_status): Use END_HARD_REGNO.
6455 (mark_referenced_resources): Use add_to_hard_reg_set.
6456 (mark_set_resources): Likewise.
6457 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6458 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6459 (reg_overlap_mentioned_p): Likewise.
6460 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6461 (covers_regno_no_parallel_p): Use END_REGNO.
6462 (find_regno_note): Likewise.
6463 (find_reg_fusage): Use END_HARD_REGNO.
6464 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6465 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6467 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6469 * mode-switching.c (reg_dies): Change type of second argument to
6471 (optimize_mode_switching): Update accordingly.
6473 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6475 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6477 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6478 (hard_reg_set_empty_p): ...these new functions.
6479 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6480 GO_IF_HARD_REG_SUBSET.
6481 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6482 instead of GO_IF_HARD_REG_EQUAL.
6483 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6484 instead of GO_IF_HARD_REG_EQUAL.
6485 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6486 GO_IF_HARD_REG_SUBSET.
6487 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6488 GO_IF_HARD_REG_EQUAL.
6489 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6490 of GO_IF_HARD_REG_SUBSET.
6491 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6492 instead of GO_IF_HARD_REG_EQUAL.
6493 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6494 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6495 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6496 of GO_IF_HARD_REG_SUBSET,
6497 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6498 GO_IF_HARD_REG_SUBSET.
6499 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6500 instead of GO_IF_HARD_REG_EQUAL.
6501 * config/sh/sh.c (push_regs, calc_live_regs): Use
6502 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6503 (hard_regs_intersect_p): Delete.
6505 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6507 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6509 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6510 Richard Henderson <rth@redhat.com>
6512 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6514 (x86_64-*-*): Likewise.
6516 * i386/i386-modes.def (V2QI): New.
6518 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6520 (override_options): Support SSE4.1.
6521 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6522 (IX86_BUILTIN_BLENDPS): Likewise.
6523 (IX86_BUILTIN_BLENDVPD): Likewise.
6524 (IX86_BUILTIN_BLENDVPS): Likewise.
6525 (IX86_BUILTIN_PBLENDVB128): Likewise.
6526 (IX86_BUILTIN_PBLENDW128): Likewise.
6527 (IX86_BUILTIN_DPPD): Likewise.
6528 (IX86_BUILTIN_DPPS): Likewise.
6529 (IX86_BUILTIN_INSERTPS128): Likewise.
6530 (IX86_BUILTIN_MOVNTDQA): Likewise.
6531 (IX86_BUILTIN_MPSADBW128): Likewise.
6532 (IX86_BUILTIN_PACKUSDW128): Likewise.
6533 (IX86_BUILTIN_PCMPEQQ): Likewise.
6534 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6535 (IX86_BUILTIN_PMAXSB128): Likewise.
6536 (IX86_BUILTIN_PMAXSD128): Likewise.
6537 (IX86_BUILTIN_PMAXUD128): Likewise.
6538 (IX86_BUILTIN_PMAXUW128): Likewise.
6539 (IX86_BUILTIN_PMINSB128): Likewise.
6540 (IX86_BUILTIN_PMINSD128): Likewise.
6541 (IX86_BUILTIN_PMINUD128): Likewise.
6542 (IX86_BUILTIN_PMINUW128): Likewise.
6543 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6544 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6545 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6546 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6547 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6548 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6549 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6550 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6551 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6552 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6553 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6554 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6555 (IX86_BUILTIN_PMULDQ128): Likewise.
6556 (IX86_BUILTIN_PMULLD128): Likewise.
6557 (IX86_BUILTIN_ROUNDPD): Likewise.
6558 (IX86_BUILTIN_ROUNDPS): Likewise.
6559 (IX86_BUILTIN_ROUNDSD): Likewise.
6560 (IX86_BUILTIN_ROUNDSS): Likewise.
6561 (IX86_BUILTIN_PTESTZ): Likewise.
6562 (IX86_BUILTIN_PTESTC): Likewise.
6563 (IX86_BUILTIN_PTESTNZC): Likewise.
6564 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6565 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6566 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6567 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6568 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6570 (bdesc_sse_3arg): Likewise.
6571 (bdesc_2arg): Likewise.
6572 (bdesc_1arg): Likewise.
6573 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6575 (ix86_expand_sse_4_operands_builtin): New.
6576 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6577 smaller than 8 bits as the 2nd arg.
6578 (ix86_expand_sse_ptest): New.
6579 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6580 (ix86_expand_vector_set): Support SSE4.1.
6581 (ix86_expand_vector_extract): Likewise.
6583 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6584 __SSE4_1__ for -msse4.1.
6586 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6587 (UNSPEC_INSERTPS): Likewise.
6588 (UNSPEC_DP): Likewise.
6589 (UNSPEC_MOVNTDQA): Likewise.
6590 (UNSPEC_MPSADBW): Likewise.
6591 (UNSPEC_PHMINPOSUW): Likewise.
6592 (UNSPEC_PTEST): Likewise.
6593 (UNSPEC_ROUNDP): Likewise.
6594 (UNSPEC_ROUNDS): Likewise.
6596 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6598 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6599 (const_pow2_1_to_32768_operand): Likewise.
6601 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6604 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6606 (sse4_1_insertps): Likewise.
6607 (*sse4_1_extractps): Likewise.
6608 (sse4_1_ptest): Likewise.
6609 (sse4_1_mulv2siv2di3): Likewise.
6610 (*sse4_1_mulv4si3): Likewise.
6611 (*sse4_1_smax<mode>3): Likewise.
6612 (*sse4_1_umax<mode>3): Likewise.
6613 (*sse4_1_smin<mode>3): Likewise.
6614 (*sse4_1_umin<mode>3): Likewise.
6615 (sse4_1_eqv2di3): Likewise.
6616 (*sse4_1_pinsrb): Likewise.
6617 (*sse4_1_pinsrd): Likewise.
6618 (*sse4_1_pinsrq): Likewise.
6619 (*sse4_1_pextrb): Likewise.
6620 (*sse4_1_pextrb_memory): Likewise.
6621 (*sse4_1_pextrw_memory): Likewise.
6622 (*sse4_1_pextrq): Likewise.
6623 (sse4_1_blendpd): Likewise.
6624 (sse4_1_blendps): Likewise.
6625 (sse4_1_blendvpd): Likewise.
6626 (sse4_1_blendvps): Likewise.
6627 (sse4_1_dppd): Likewise.
6628 (sse4_1_dpps): Likewise.
6629 (sse4_1_movntdqa): Likewise.
6630 (sse4_1_mpsadbw): Likewise.
6631 (sse4_1_packusdw): Likewise.
6632 (sse4_1_pblendvb): Likewise.
6633 (sse4_1_pblendw): Likewise.
6634 (sse4_1_phminposuw): Likewise.
6635 (sse4_1_extendv8qiv8hi2): Likewise.
6636 (*sse4_1_extendv8qiv8hi2): Likewise.
6637 (sse4_1_extendv4qiv4si2): Likewise.
6638 (*sse4_1_extendv4qiv4si2): Likewise.
6639 (sse4_1_extendv2qiv2di2): Likewise.
6640 (*sse4_1_extendv2qiv2di2): Likewise.
6641 (sse4_1_extendv4hiv4si2): Likewise.
6642 (*sse4_1_extendv4hiv4si2): Likewise.
6643 (sse4_1_extendv2hiv2di2): Likewise.
6644 (*sse4_1_extendv2hiv2di2): Likewise.
6645 (sse4_1_extendv2siv2di2): Likewise.
6646 (*sse4_1_extendv2siv2di2): Likewise.
6647 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6648 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6649 (sse4_1_zero_extendv4qiv4si2): Likewise.
6650 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6651 (sse4_1_zero_extendv2qiv2di2): Likewise.
6652 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6653 (sse4_1_zero_extendv4hiv4si2): Likewise.
6654 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6655 (sse4_1_zero_extendv2hiv2di2): Likewise.
6656 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6657 (sse4_1_zero_extendv2siv2di2): Likewise.
6658 (*sse4_1_zero_extendv2siv2di2): Likewise.
6659 (sse4_1_roundpd): Likewise.
6660 (sse4_1_roundps): Likewise.
6661 (sse4_1_roundsd): Likewise.
6662 (sse4_1_roundss): Likewise.
6663 (mulv4si3): Don't expand for SSE4.1.
6664 (smax<mode>3): Likewise.
6665 (umaxv4si3): Likewise.
6666 (uminv16qi3): Likewise.
6667 (umin<mode>3): Likewise.
6668 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6670 * doc/extend.texi: Document SSE4.1 built-in functions.
6672 * doc/invoke.texi: Document -msse4.1.
6674 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6676 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6677 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6678 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6679 (ASM_SPEC): Add asm_pcrel_spec.
6680 (EXTRA_SPECS): Add asm_pcrel_spec.
6682 2007-05-21 David Daney <ddaney@avtrex.com>
6684 * doc/install.texi (Building a cross compiler): Add requirements
6685 for Java cross compiler.
6687 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6690 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6691 Add loopno argument. Use evolution_function_is_invariant_rec_p
6692 instead of evolution_function_is_constant_p.
6693 Update calls to evolution_function_is_affine_multivariate_p.
6694 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6695 Add loopno argument.
6696 * tree-scalar-evolution.c (gather_chrec_stats): Call
6697 evolution_function_is_affine_multivariate_p with a loop
6699 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6700 (analyze_overlapping_iterations): Likewise.
6701 (access_functions_are_affine_or_constant_p): Likewise.
6702 (build_classic_dist_vector_1): If the access functions
6703 are equal, don't do anything.
6705 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6706 Paolo Carlini <pcarlini@suse.de>
6707 Uros Bizjak <ubizjak@gmail.com>
6709 * c-cppbuiltin.c (c_cpp_builtins): Define
6710 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6711 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6712 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6713 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6715 2007-05-21 Mike Stump <mrs@apple.com>
6717 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6719 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6721 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6723 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6724 implementation if __OPTIMIZE__ is not defined.
6725 (_mm_alignr_pi8): Ditto.
6726 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6727 (_mm_inserti_si64): Ditto.
6728 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6729 (_mm_slli_epi16): Ditto.
6730 (_mm_slli_epi32): Ditto.
6731 (_mm_slli_epi64): Ditto.
6732 (_mm_srai_epi16): Ditto.
6733 (_mm_srai_epi32): Ditto.
6734 (_mm_srli_si128): Ditto.
6735 (_mm_slli_si128): Ditto.
6736 (_mm_srli_epi16): Ditto.
6737 (_mm_srli_epi32): Ditto.
6738 (_mm_srli_epi64): Ditto.
6739 (_mm_extract_epi16): Ditto.
6740 (_mm_insert_epi16): Ditto.
6741 (_mm_shufflehi_epi16): Ditto.
6742 (_mm_shufflelo_epi16): Ditto.
6743 (_mm_shuffle_epi32): Ditto.
6744 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6746 (_mm_insert_pi16): Ditto.
6748 (_mm_shuffle_pi16): Ditto.
6750 (_mm_shufle_ps): Ditto.
6751 (_mm_prefetch): Ditto.
6753 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6755 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6756 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6757 * real.c (encode_i370_single, decode_i370_single,
6758 encode_i370_double, decode_i370_double): Functions removed.
6759 (i370_single_format, i370_double_format): Initializations removed.
6760 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6761 Consider the log2_b field to always be one.
6762 (ieee_single_format, mips_single_format, coldfire_single_format,
6763 ieee_double_format, mips_double_format, coldfire_double_format,
6764 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6765 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6766 ibm_extended_format, mips_extended_format, ieee_quad_format,
6767 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6768 decimal_single_format, decimal_double_format, decimal_quad_format,
6769 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6770 initialization of log2_b.
6771 * real.h (i370_single_format, i370_double_format): Declarations
6773 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6774 field to always be one.
6776 2007-05-21 Andreas Schwab <schwab@suse.de>
6778 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6779 NOTE_INSN_BASIC_BLOCK_P.
6780 (process_for_unwind_directive): Likewise.
6782 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6784 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6785 * function.h (struct function): Move va_list_gpr_size,
6786 va_list_fpr_size, function_frequency to front of bitfields. Add
6788 (current_function_calls_unwind_init): New.
6789 * except.c (expand_builtin_unwind_init): Set
6790 current_function_calls_unwind_init not
6791 current_function_has_nonlocal_label.
6792 * reload1.c (has_nonexceptional_receiver): New.
6793 (reload): Use it and current_function_calls_unwind_init to
6794 determine whether call-saved regs must be saved.
6796 2007-05-20 Jan Hubicka <jh@suse.cz>
6798 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6799 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6800 * ddg.c (create_ddg): LIkewise.
6801 * final.c (final): Remove hunk moving line number notes around since
6802 they are no longer present at this stage.
6803 (final_scan_insn): Use NOTE_KIND instead of
6804 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6805 (output_asm_label): Likewise.
6806 * reorg.c (dbr_schedule): Likewise.
6807 * haifa-sched.c (unlink_other_notes): Likewise.
6808 * mode-switching.c (optimize_mode_switching): Likewise.
6809 * graph.c (start_bb): Likewise.
6810 * rtl.def (NOTE): Update description.
6811 * jump.c (squeeze_notes): Delete.
6812 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6813 NOTE_INSN_BASIC_BLOCK_P when possible.
6814 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6815 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6816 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6817 (dwarf2out_var_location): Likewise.
6818 * cfgbuild.c (make_edges): Likewise.
6819 (find_basic_blocks_1): Likewise.
6820 * function.c (reorder_blocks_1): Likewise.
6821 (epilogue_done): Likewise.
6822 (reposition_prologue_and_epilogue_notes): Likewise.
6823 * print-rtl.c (print_rtx): Likewise; drop code for printing
6825 (print_rtl): Likewise.
6826 (print_rtl_single): Likewise.
6827 * gcse.c (insert_insn_start_bb): Likewise.
6828 * alias.c (init_alias_analysis): Likewise.
6829 * calls.c (fixup_tail_calls): Likewise.
6830 * except.c (sjlj_emit_function_enter): Likewise.
6831 * emit-rtl.c (add_insn_after): Likeiwse.
6832 (emit_label_before): Likewise.
6833 (emit_label_after): Likewise.
6834 (emit_note_before, emit_note_after, emit_note): Update
6835 parameter to be enum insn_note; do not deal with source
6837 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6838 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6840 (merge_blocks_move_successor_nojumps): Simplify now when
6841 we don't have BLOCK notes.
6842 (try_optimize_cfg): Likewise.
6843 * cfglayout.c (skip_insns_after_block): Likewise.
6844 (record_effective_endpoints): Likewise.
6845 (duplicate_insn_chain): Likewise.
6846 * varasm.c (output_constant_pool_1): Likewise.
6847 * sched-deps.c (sched_analyze): Likewise.
6848 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6850 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6851 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6852 (SET_INSN_DELETED): Simplify.
6853 (NOTE_LINE_NUMBER): Exterminate.
6854 (NOTE_LINE_KIND): New.
6855 (NOTE_INSN_BASIC_BLOCK_P): Update.
6856 (enum insn_note): Simplify.
6857 (GET_NOTE_INSN_NAME) Simplify.
6858 (emit_note_before, emit_note_after, emit_note): Update prototype.
6859 (squeeze_notes): Remove.
6860 * sched-int.h (NOTE_NOT_BB_P): Update.
6861 * resource.c (mark_target_live_regs): Update.
6862 * sched-rgn.c (debug_dependencies): Update.
6863 * sched-vis.c (print_insn): Update.
6864 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6865 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6866 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6867 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6868 (split_branches): Update.
6869 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6871 (sh_adjust_unroll_max): Exterminate.
6872 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6873 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6874 (m68hc11_reorg): Likewise.
6875 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6876 (emit_predicate_relation_info): Update.
6877 (process_for_unwind_directive): Update.
6878 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6879 (output_call): Update.
6880 * config/pa/pa.c (output_lbranch): Update.
6881 (output_millicode_call): Update.
6882 (output_call): Update.
6883 (pa_combine_instructions): Update.
6884 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6885 * config/bfin/bfin.c (gen_one_bundle): Update.
6886 * cfgrtl.c (can_delete_note_p): Update.
6887 (delete_insn): Update.
6888 (rtl_merge_blocks): Update.
6889 (commit_one_edge_insertion): Update.
6890 (rtl_verify_flow_info): Update.
6891 * stmt.c (expand_case): Do not call squeeze_notes.
6893 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6900 * c.opt (Wtype-limits): New.
6901 * doc/invoke.texi (Wtype-limits): Document it.
6902 (Wextra): Enabled by -Wextra.
6903 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6904 * c-common.c (shorten_compare): Warn with Wtype-limits.
6906 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6909 inlined function, not as a macro.
6910 (_mm_alignr_pi8): Ditto.
6911 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6912 (_mm_inserti_si64): Ditto.
6913 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6914 (_mm_extract_epi16): Ditto.
6915 (_mm_insert_epi16): Ditto.
6916 (_mm_shufflehi_epi16): Ditto.
6917 (_mm_shufflelo_epi16): Ditto.
6918 (_mm_shuffle_epi32): Ditto.
6919 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6920 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6922 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6924 (_m_to_float): Use C89 compatible assignment.
6926 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6929 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6931 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6934 * doc/invoke.texi (Wreturn-type): Complete description.
6935 (Wextra): Delete item about return-type warning.
6936 * c-decl.c: Delete redundant Wextra warning.
6938 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6942 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6943 inlined function, not as a macro.
6944 (_mm_prefetch): Ditto.
6946 (_mm_insert_pi16): Ditto.
6948 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6949 (_m_pshufw): Ditto. Add const to __N argument.
6950 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6951 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6952 (_mm_slli_epi32): Ditto.
6953 (_mm_srli_si128): Implement as always inlined function, not as a
6954 macro. Add __inline to function declaration.
6955 (_mm_slli_si128): Ditto.
6957 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6960 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6962 (struct fenv): New structure.
6963 (FP_HANDLE_EXCEPTIONS): New define.
6964 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6965 (_FP_DECL_EXP): New define.
6966 (FP_INIT_ROUNDMODE): New define.
6967 (FP_ROUNDMODE): New define.
6969 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6971 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6972 (Wconversion): Update description.
6973 (Wconversion-sign): New.
6974 * c.opt (Wconversion-sign): New.
6975 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6976 means disabled for C++. Otherwise, take the status of Wconversion.
6977 * c-common.c (conversion_warning): Warn with either Wconversion or
6979 (warnings_for_convert_and_check): Conditions are already checked by
6981 (convert_and_check): Don't check warnings if the conversion failed.
6983 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6984 Anatoly Sokolov <aesok@dol.ru>
6986 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6987 avr_epilogue_uses) : Add declaration.
6988 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6989 * config/avr/constraints.md (R): New constraint.
6990 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6991 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6992 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6993 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6994 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6995 call_prologue_saves, epilogue_restores, return_from_epilogue,
6996 return_from_main_epilogue, return_from_interrupt_epilogue,
6997 return_from_naked_epilogue, prologue, epilogue): New patterns.
6998 (jump): Handle symbol reference.
6999 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7000 avr_output_function_prologue, avr_output_function_epilogue): Remove
7002 (avr_init_machine_status, expand_prologue, expand_epilogue,
7003 avr_asm_function_end_prologue, avr_epilogue_uses,
7004 avr_asm_function_begin_epilogue): New functions.
7005 (prologue_size, epilogue_size, jump_tables_size): Remove global
7007 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7008 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7009 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7010 (avr_override_options): Initialise init_machine_status.
7011 (output_movhi): Handle all stack pointer loads.
7012 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7013 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7014 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7015 (EPILOGUE_USES) Redefine.
7016 (machine_function) Declare.
7018 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7020 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7021 Use a single return statement.
7023 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7026 * builtins.c (do_mpfr_lgamma_r): New.
7027 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7028 * tree.h (CASE_FLT_FN_REENT): New.
7030 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7032 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7033 (output_die): Use 'unsigned long' with %x.
7034 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7035 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7036 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7038 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7040 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7045 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7046 true if function has no argument.
7048 2007-05-18 DJ Delorie <dj@redhat.com>
7050 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7051 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7053 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7055 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7056 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7057 count_trailing_zeros.
7058 (__i386__): Implement count_leading_zeros using __builtin_clz().
7059 Implement count_trailing_zeros usign __builtin_ctz().
7061 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7063 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7065 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7068 * expr.c (emit_move_change_mode): Change mode of push operands here.
7070 2007-05-17 Ian Lance Taylor <iant@google.com>
7072 PR tree-optimization/31953
7073 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7075 (set_value_range_to_null): Call set_value_range_to_value.
7076 (extract_range_from_comparison): Likewise.
7078 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7080 * toplev.c (print_version): Output GMP/MPFR version info.
7082 * builtins.c (CASE_MATHFN_REENT): New macro.
7083 (mathfn_built_in): Use it.
7084 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7085 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7086 BUILT_IN_LGAMMAL_R): New.
7087 * doc/extend.texi: Document new builtins.
7090 * builtins.c (do_mpfr_remquo): New.
7091 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7092 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7095 * builtins.c (fold_builtin_1): Handle y0, y1.
7096 (fold_builtin_2): Handle yn.
7099 * builtins.c (do_mpfr_bessel_n): New.
7100 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7101 (fold_builtin_2): Handle BUILT_IN_JN.
7103 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7106 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7107 TYPE_PRECISION (intmax_type_node).
7109 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7112 * reload.c (subst_reloads): Remove checking.
7114 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7116 PR rtl-optimization/31691
7117 * combine.c (simplify_set): Build a new src pattern instead of
7118 substituting its operands in the COMPARE case.
7120 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7122 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7123 (execute_vrp): Preserve loops through jump threading.
7124 * tree-ssa-threadupdate.c (thread_single_edge,
7125 dbds_continue_enumeration_p, determine_bb_domination_status,
7126 thread_through_loop_header): New functions.
7127 (create_edge_and_update_destination_phis,
7128 create_edge_and_update_destination_phis): Set loops for the new blocks.
7129 (prune_undesirable_thread_requests): Removed.
7130 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7132 (thread_block): Do not call prune_undesirable_thread_requests.
7134 (mark_threaded_blocks): Select edges to thread here.
7135 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7136 Thread edges through loop headers independently.
7137 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7138 * tree-pass.h (TODO_mark_first_instance): New.
7139 (first_pass_instance): Declare.
7140 * cfghooks.c (duplicate_block): Put the block to the original loop
7141 if copy is not specified.
7142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7143 jump threading. Pass may_peel_loop_headers to
7144 thread_through_all_blocks according to first_pass_instance.
7145 * cfgloop.h (create_preheader): Declare.
7146 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7147 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7148 * passes.c (first_pass_instance): New variable.
7149 (next_pass_1): Set TODO_mark_first_instance.
7150 (execute_todo): Set first_pass_instance.
7152 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7154 PR tree-optimization/24659
7155 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7156 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7157 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7158 OTI_vec_pack_ufix_trunc.
7159 (vec_unpacks_float_hi_optab): Define new macro.
7160 (vec_unpacks_float_lo_optab): Ditto.
7161 (vec_unpacku_float_hi_optab): Ditto.
7162 (vec_unpacku_float_lo_optab): Ditto.
7163 (vec_pack_sfix_trunc_optab): Ditto.
7164 (vec_pack_ufix_trunc_optab): Ditto.
7165 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7166 and vec_pack_[s|u]fix_trunc_optab using
7167 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7168 * tree-vectorizer.c (supportable_widening_operation): Handle
7169 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7170 (supportable_narrowing_operation): New function.
7171 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7172 * tree-vect-transform.c (vectorizable_conversion): Handle
7173 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7174 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7175 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7176 to check for target support.
7177 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7178 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7179 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7180 for VEC_PACK_FIX_TRUNC_EXPR.
7181 (expand_binop): Special case mode of the result for
7182 vec_pack_[u|s]fix_trunc_optab.
7183 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7184 vec_pack_[u|s]fix_trunc_optab.
7186 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7187 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7188 * tree-pretty-print.c (dump_generic_node): Handle
7189 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7190 VEC_PACK_FIX_TRUNC_EXPR.
7192 * expr.c (expand_expr_real_1): Ditto.
7193 * tree-inline.c (estimate_num_insns_1): Ditto.
7194 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7196 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7197 (vec_unpacks_float_lo_v8hi): Ditto.
7198 (vec_unpacku_float_hi_v8hi): Ditto.
7199 (vec_unpacku_float_lo_v8hi): Ditto.
7200 (vec_unpacks_float_hi_v4si): Ditto.
7201 (vec_unpacks_float_lo_v4si): Ditto.
7202 (vec_pack_sfix_trunc_v2df): Ditto.
7204 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7206 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7207 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7208 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7209 [vec_pack_ufix_trunc]: Ditto.
7210 [vec_unpacks_float_hi]: Ditto.
7211 [vec_unpacks_float_lo]: Ditto.
7212 [vec_unpacku_float_hi]: Ditto.
7213 [vec_unpacku_float_lo]: Ditto.
7215 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7217 * soft-fp/README: Update for new files.
7218 * soft-fp/floattisf.c: New file.
7219 * soft-fp/floattidf.c: New file.
7220 * soft-fp/floattitf.c: New file.
7221 * soft-fp/floatuntisf.c: New file.
7222 * soft-fp/floatuntidf.c: New file.
7223 * soft-fp/floatuntitf.c: New file.
7224 * soft-fp/fixsfti.c: New file.
7225 * soft-fp/fixdfti.c: New file.
7226 * soft-fp/fixtfti.c: New file.
7227 * soft-fp/fixunssfti.c: New file.
7228 * soft-fp/fixunsdfti.c: New file.
7229 * soft-fp/fixunstfti.c: New file.
7230 * soft-fp/extendxftf.c: New file.
7231 * soft-fp/trunctfxf.c: New file.
7233 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7234 (__trunctfxf2): Ditto.
7236 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7237 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7238 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7239 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7240 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7241 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7243 * config/i386/t-fprules-softfp64: New file.
7244 * config/i386/sfp-machine.h: New file.
7245 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7246 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7247 and soft-fp/t-softfp to tmake_file.
7248 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7249 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7251 * config/i386/t-linux64 (softfp_wrap_start): New.
7252 (softfp_wrap_end): New.
7253 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7254 supported for TARGET_64BIT.
7256 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7258 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7259 c_common_unsigned_type behavior.
7261 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7263 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7266 2007-05-16 Eric Christopher <echristo@apple.com>
7268 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7269 saving after stack push. Set sp_offset whenever we push.
7270 (rs6000_emit_epilogue): Move altivec register restore before
7273 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7275 * configure.ac: Allow sysroots to be relocated under $prefix as
7276 well as $exec_prefix.
7277 * configure: Regenerate.
7279 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7283 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7285 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7286 (gcc_tooldir): Likewise.
7287 * configure: Regenerate.
7288 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7289 old configure.ac gcc_tooldir setting.
7290 (prefix_to_exec_prefix): New variable.
7291 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7292 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7294 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7296 * c-typeck.c (build_binary_op): Return early for error.
7298 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7300 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7301 struct nb_iter_bound.
7302 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7303 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7304 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7305 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7306 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7307 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7308 (del_scev_info): Use ggc_free.
7309 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7310 * loop-init.c: Include ggc.h.
7311 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7312 (loop_optimizer_finalize): Use ggc_free.
7313 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7314 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7315 pass_iv_optimize): Add TODO_ggc_collect.
7316 * function.h (struct function): Remove skip marker from
7318 * cfgloop.c: Include ggc.h.
7319 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7321 (establish_preds): Vector superloops is gc allocated.
7322 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7324 (flow_loops_find): Vector larray is gc allocated.
7325 (loop_exit_free): Use ggc_free.
7326 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7327 that head of exits list is now not a part of struct loop.
7328 (record_loop_exits): Allocate exits table in gc memory.
7329 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7330 that head of exits list is now not a part of struct loop.
7331 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7332 struct loop_exit): Add GTY marker.
7333 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7334 Add skip marker to aux field. Make head of exits list a separate
7336 (struct loops): Add GTY marker. Make larray vector gc allocated.
7337 Add param marker to exits table.
7338 (get_loops): Type changed.
7339 * Makefile.in (tree-scalar-evolution.o): Add
7340 gt-tree-scalar-evolution.h dependency.
7341 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7342 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7343 * basic-block.h (struct basic_block_def): Remove skip marker from
7346 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7348 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7349 of 0 in the call to expand_expr().
7350 (expand_builtin_mathfn_3): Ditto.
7351 (expand_builtin_interclass_mathfn): Ditto.
7352 (expand_builtin_cexpi): Ditto.
7353 (expand_builtin_int_roundingfn): Ditto.
7354 (expand_builtin_int_roundingfn_2): Ditto.
7355 (expand_builtin_pow): Ditto.
7356 (expand_builtin_powi): Ditto.
7357 (expand_builtin_bswap): Ditto.
7358 (expand_builtin_unop): Ditto.
7359 (expand_builtin_fabs): Ditto.
7360 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7361 the call to expand_expr().
7362 (expand_builtin_sync_operation): Ditto.
7363 (expand_builtin_compare_and_swap): Ditto.
7364 (expand_builtin_lock_test_and_set): Ditto.
7365 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7366 instead of 0 in the call to expand_expr().
7367 (expand_builtin_extract_return_addr): Ditto.
7368 (expand_builtin_eh_return): Ditto.
7369 (expand_eh_return): Ditto.
7370 * explow.c (expr_size): Ditto.
7371 * expr.c (optimize_bitfield_assignment_op): Ditto.
7372 (expand_assignement): Ditto.
7373 (store_expr): Ditto.
7374 (store_field): Ditto.
7375 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7376 the call to expand_expr().
7377 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7378 in the call to expand_expr().
7379 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7380 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7381 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7383 * optabs.c (expand_vec_shift_expr): Ditto.
7384 (expand_vec_cond_expr): Ditto.
7385 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7386 call to expand_expr().
7387 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7388 in the call to expand_expr().
7390 2007-05-14 Dave Korn <dave.korn@artimi.com>
7392 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7394 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7396 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7397 instead of c_common_unsigned_type.
7398 (c_common_unsigned_type): Remove.
7399 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7400 c_common_unsigned_type.
7401 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7402 c_common_unsigned_type.
7403 * c-common.h (c_common_unsigned_type): Remove.
7404 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7405 c_common_unsigned_type.
7406 * c-format.c (check_format_types): Use unsigned_type_for instead of
7407 c_common_unsigned_type.
7408 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7409 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7410 of c_common_unsigned_type.
7411 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7412 lang_hooks.types.unsigned_type.
7413 * expmed.c (make_tree): Use unsigned_type_for instead of
7414 lang_hooks.types.unsigned_type.
7415 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7416 lang_hooks.types.unsigned_type.
7417 (build_range_check): Likewise.
7418 (fold_unary): Likewise.
7419 (fold_binary): Likewise.
7420 (fold_ternary): Likewise.
7421 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7422 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7423 * tree.c (get_unsigned_type): New.
7424 (unsigned_type_for): Use get_unsigned_type instead of
7425 lang_hooks.types.unsigned_type.
7427 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7429 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7430 to m68k_get_function_kind. Update its prototype.
7431 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7433 (m68k_interrupt_function_p): Return enum m68k_function_type
7434 instead of bool. Rename to m68k_get_function_kind.
7435 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7437 (m68k_compute_frame_layout): Don't mark any register for save
7438 if an interrupt_thread attribute is specified.
7439 (m68k_hard_regno_rename_ok): Update a use of
7440 m68k_interrupt_function_p.
7441 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7442 m68k_interrupt_function_p.
7443 (m68k_function_type): New.
7444 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7445 for a function with an interrupt_thread attribute.
7446 * doc/extend.texi: Document the interrupt_thread attribute.
7448 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7450 Fix PR tree-optimization/31911
7451 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7452 if they didn't change the expression.
7454 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7456 * tree-scalar-evolution.c (resolve_mixers): Exported.
7457 * tree-scalar-evolution.h (resolve_mixers): Declare.
7458 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7459 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7460 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7461 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7462 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7463 strip_conversion, analyze_offset_expr, address_analysis,
7464 object_analysis, analyze_offset): Removed.
7465 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7466 split_constant_offset, canonicalize_base_object_address,
7467 object_address_invariant_in_loop_p, disjoint_objects_p,
7468 dr_may_alias_p, dr_address_invariant_p): New functions.
7469 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7470 and dr_analyze_alias.
7471 (initialize_data_dependence_relation): Use dr_may_alias_p
7472 and object_address_invariant_in_loop_p.
7473 (compute_self_dependence): Handle the case when
7474 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7475 (find_data_references_in_stmt): Restrict the analysis of data
7476 references to the given loop nest.
7477 (find_data_references_in_loop): Made static. Pass loop nest to
7478 find_data_references_in_stmt.
7479 (compute_data_dependences_for_loop): Use DR_VOPS.
7480 (free_data_ref): Free DR_VOPS.
7481 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7482 (struct innermost_loop_behavior): ... new.
7483 (struct base_object_info): Replaced by ...
7484 (struct indices): ... new.
7485 (struct dr_alias): New.
7486 (enum data_ref_type): Removed.
7487 (struct data_reference): Consist of struct innermost_loop_behavior,
7488 struct indices and struct dr_alias.
7489 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7490 (DR_MEMTAG): Renamed to ...
7491 (DR_SYMBOL_TAG): ... this.
7492 (find_data_references_in_loop): Declaration removed.
7493 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7494 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7495 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7496 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7498 2007-05-13 Revital Eres <eres@il.ibm.com>
7500 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7501 which walks virtual def-use chains to find redundant stores.
7502 (dse_optimize_stmt): Call it.
7504 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7506 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7507 * passes.c (init_optimization_passes): Move pass_jump_bypass
7510 * basic-block.h (bb_has_eh_pred): Fix style issue.
7512 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7514 PR rtl-optimization/31848
7515 * loop-invariant.c (move_invariant_reg): If we move an insn
7516 with a REG_EQUAL note, and that insn is not always executed,
7517 remove the REG_EQUAL note.
7519 2007-05-12 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/31797
7522 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7523 propagate into a stmt that has volatile ops.
7525 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7527 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7528 (gcc_tooldir): Likewise.
7529 * configure: Regenerate.
7530 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7531 old configure.ac gcc_tooldir setting.
7532 (prefix_to_exec_prefix): New variable.
7533 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7534 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7536 2007-05-11 Silvius Rus <rus@google.com>
7538 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7539 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7540 * c-common.h (strict_aliasing_warning): Change return type.
7541 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7542 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7543 (build_c_cast): Condition call to strict_aliasing_warning.
7544 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7545 * flags.h (set_Wstrict_aliasing): Declare.
7546 * opts.c (set_Wstrict_alising): Define, add call to.
7547 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7548 * tree-ssa-alias-warnings.c: New file.
7549 * tree-ssa-alias.c (compute_may_aliases): Add call to
7550 strict_aliasing_warning_backend.
7552 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7554 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7555 Use loop_depth and loop_outer accessor functions.
7556 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7557 determine_invariantness_stmt, move_computations_stmt): Ditto.
7558 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7559 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7560 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7561 * tree-scalar-evolution.c (interpret_loop_phi,
7562 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7563 instantiate_parameters_1, scev_const_prop): Ditto.
7564 * cfghooks.c (make_forwarder_block): Ditto.
7565 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7566 * modulo-sched.c (loop_canon_p): Ditto.
7567 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7568 slpeel_can_duplicate_loop_p): Ditto.
7569 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7570 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7571 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7572 cancel_loop, verify_loop_structure): Ditto.
7573 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7574 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7575 superloops vector instead of "pred" array.
7576 (establish_preds): Take father loop as an argument. Initialize the
7578 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7579 Do not initialize loop->outer.
7580 (flow_loop_tree_node_remove): Truncate the superloops vector.
7581 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7582 "pred" merged to "superloops" vector.
7583 (loop_depth, loop_outer): New.
7584 (fel_init): Use loop_outer.
7586 2007-05-11 Jan Hubicka <jh@suse.cz>
7588 * cgraphunit.c: Include gt-cgraphunit.h
7589 (static_ctors, static_dtors): New static vars.
7590 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7591 based on implementation in c-common.c
7592 (cgraph_finalize_function): Call record_cdtor_fn.
7593 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7594 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7595 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7596 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7597 build_cdtor, c_build_cdtor_fns): Remove.
7598 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7599 c_build_cdtor_fns): Remove prototype.
7601 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7604 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7605 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7606 * builtins.c (fold_builtin_memchr): New.
7607 (expand_builtin_memchr): Call the latter.
7608 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7609 * doc/extend.texi ([Other built-in functions provided by GCC]):
7612 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7614 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7615 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7616 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7617 PFPO_OP1_TYPE_SHIFT): Constants added.
7618 (DFP_ALL): Mode macro defined.
7619 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7620 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7621 Insn definitions added.
7622 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7623 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7626 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7628 PR tree-optimization/31885
7629 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7630 NULL_TREE to be undetermined.
7631 (automatically_generated_chrec_p): Return false for NULL.
7633 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7635 * config/bfin/bfin.h (MOVE_RATIO): Define.
7637 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7639 * config.gcc (sparc-wrs-vxworks): New target.
7640 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7641 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7642 * config/sparc/sparc.h: Include vxworks-dummy.h.
7643 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7644 include LABEL_REFs too.
7645 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7646 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7648 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7650 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7651 (sparc_emit_call_insn): New function.
7652 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7653 functions when generating VxWorks PIC.
7654 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7655 (call, call_value): Use sparc_emit_call_insn instead of
7658 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7660 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7662 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7664 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7665 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7666 split_double instead of operand_subword.
7668 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7670 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7671 * config/bfin/bfin.c (bfin_local_alignment): New function.
7672 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7674 2007-05-08 Chao-ying Fu <fu@mips.com>
7676 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7677 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7678 (smsub_widen_optab, umsub_widen_optab): Define.
7679 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7681 * genopinit.c (optabs): Fill in smsub_widen_optab and
7683 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7684 and umsub_widen_optab to implement multiply-subtract sequences.
7685 * config/mips/mips.md (*msac<u>_di): Rename to...
7686 (<u>msubsidi4): ...this. Extend condition to include
7687 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7688 of operand 0 to "ka" and use the three-operand form of msub<u>
7690 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7693 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7695 PR rtl-optimization/28011
7696 * reload.c (push_reload): Set dont_share if IN appears in OUT
7697 also when IN is a PLUS rtx.
7698 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7701 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7703 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7704 call unshare_all_decls.
7705 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7706 (unshare_all_decls): Remove.
7708 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7711 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7714 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7715 Nigel Stephens <nigel@mips.com>
7717 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7718 Update comments and all uses.
7719 (MIN_FPRS_PER_FMT): Define.
7720 * config/mips/mips.c (function_arg): Fix to correctly handle
7721 the -mips32r2 -mfp64 -mabi=32 case.
7722 (override_options): Enable use of odd-numbered registers for
7723 SFmode values on MIPS32.
7724 (mips_save_reg_p): Save whole floating-point register pair if
7725 either half is used.
7726 (compute_frame_size): Fix comment.
7728 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7730 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7731 argument of type bool.
7732 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7733 argument. Safely select temporary P register according to it.
7734 (do_link): Change call site of add_to_reg accordingly.
7735 (do_unlink): Add epilogue_p as a fourth argument and pass it
7737 (expand_interrupt_handler_epilogue): Change call of do_unlink
7739 (bfin_expand_prologue): Add a third argument sibcall_p.
7740 * config/bfin/bfin.md (epilogue): Change call of
7741 bfin_expand_epilogue accordingly.
7742 (sibcall_epilogue): Likewise.
7743 (eh_return_internal): Likewise.
7745 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7746 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7747 * config/bfin/bfin.c (bfin_handle_option): Handle
7748 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7749 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7750 Support bf534, bf536 and bf561.
7751 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7753 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7756 * config/i386/i386.c (ix86_function_regparm): Process local
7757 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7759 2007-05-07 Mike Stump <mrs@apple.com>
7761 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7762 also checks for and while statements in C++.
7764 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7766 * gcc.c (at_file_supplied): New variable.
7767 (main): Set it if we expanded argv.
7768 (do_spec_1): Pass an @-file to the linker if we were called with
7769 an @-file argument and HAVE_GNU_LD.
7770 * collect2.c (at_file_supplied): New variable.
7771 (response_file): New variable.
7772 (collect_exit): Unlink response_file if necessary.
7773 (handler): Likewise.
7774 (do_wait): Likewise.
7775 (main): Set at_file_supplied if we expanded argv.
7776 (collect_execute): Pass an @-file to subprocesses if we were called
7777 with an @-file argument.
7778 * configure.ac: Add define for HAVE_GNU_LD.
7779 * configure: Regenerate.
7780 * config.in: Regenerate.
7782 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7784 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7790 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7792 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7793 (TARGET_ENCODE_SECTION_INFO): Re-define.
7794 (m32c_encode_section_info): New
7795 (function_vector_handler): New
7796 (current_function_special_page_vector): New
7797 (m32c_special_page_vector_p): New.
7798 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7800 * config/m32c/jump.md: Added instruction JSRS for functions
7801 with attribute "function_vector".
7802 * doc/extend.texi (function_vector): Added description
7803 for M16C, M32C targets.
7805 2007-05-07 DJ Delorie <dj@redhat.com>
7808 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7809 ashrpsi3, lshrpsi3): Update shift count constraint.
7811 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7812 Nathan Froyd <froydnj@codesourcery.com>
7815 * c-incpath.c (add_path): Strip trailing path separators.
7817 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7819 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7820 Free dominance info before purging EH edges.
7821 (eliminate_degenerate_phis): Likewise.
7822 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7824 2007-05-07 Jan Hubicka <jh@suse.cz>
7826 * gimplify.c (gimplify_expr): Do not crash when folding
7827 (void *)(int)&a + 4.
7829 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7832 * c-opts.c (lang_fortran): Make it non static.
7833 * c-common.h (lang_fortran): New prototype.
7834 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7835 -lang-fortran option was passed by the driver.
7837 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7839 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7840 of ASSERT_CHECKING. Tweak message.
7842 2007-05-06 Revital Eres <eres@il.ibm.com>
7845 * loop-unroll.c (insert_var_expansion_initialization):
7846 Initialize the expansions with -zero instead of +zero.
7848 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7850 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7851 into pic and non-pic versions. Mark r19 as used for
7852 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7853 for tgd_load, tld_load and tie_load .
7854 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7855 version of tgd_load, tld_load and tie_load depending on the
7858 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7859 Jakub Jelinek <jakub@redhat.com>
7861 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7862 (__do_global_dtors_aux): Use more paranoid loop to run
7863 destructors if HIDDEN_DTOR_LIST_END.
7864 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7866 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7868 * varasm.c (align_variable): Don't increase alignment for
7869 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7870 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7872 2007-05-04 Josh Conner <jconner@apple.com>
7874 * basic-block.h (cdi_direction): Assign values to all enumeration
7876 (dom_computed): Remove.
7877 (dom_info_state): New.
7878 (set_dom_info_availability): New.
7879 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7880 walk_data.dom_direction.
7881 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7882 instead of dom_computed[].
7883 (split_edge): Likewise.
7884 (create_basic_block): Likewise.
7885 (merge_blocks): Likewise.
7886 * ifcvt.c (find_if_header): Likewise.
7887 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7888 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7889 * tree-ssa.c (verify_ssa): Likewise.
7890 * tree-cfg.c (tree_verify_flow_info): Likewise.
7891 (remove_edge_and_dominated_blocks): Likewise.
7892 * dominance.c (dom_computed): Make static.
7893 (calc_dfs_tree_nonrec): Change third param to a bool.
7894 (calc_dfs_tree): Change second param to a bool.
7895 (calc_idioms): Change second param to a bool. Use
7896 dom_convert_dir_to_idx.
7897 (init_dom_info): Validate dir before using.
7898 (dom_convert_dir_to_idx): New.
7899 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7900 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7901 (free_dominance_info): Use dom_convert_dir_to_idx.
7902 (get_immediate_dominator): Likewise.
7903 (set_immediate_dominator): Likewise.
7904 (get_dominated_by): Likewise.
7905 (redirect_immediate_dominators): Likewise.
7906 (nearest_common_denominator): Likewise.
7907 (dominated_by_p): Likewise.
7908 (bb_dom_dfs_in): Likewise.
7909 (bb_dom_dfs_out): Likewise.
7910 (recount_dominator): Likewise.
7911 (iterate_fix_dominators): Likewise.
7912 (add_to_dominance_info): Likewise.
7913 (delete_from_dominance_info): Likewise.
7914 (first_dom_son): Likewise.
7915 (next_dom_son): Likewise.
7916 (dom_info_available_p): Likewise.
7917 (dom_info_state): New.
7918 (set_dom_info_availability): New.
7920 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7922 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7924 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7926 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7928 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7929 (subdi3, subdi_carry): Delete.
7931 2007-05-04 Jan Hubicka <jh@suse.cz>
7932 Richard Guenther <rguenther@suse.de>
7934 * opts.c (decode_options): Do not fiddle with inlining
7935 parameters in case of optimizing for size.
7936 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7937 for size do nothing.
7938 (cgraph_decide_inlining_of_small_function): When optimizing for
7939 size never inline functions increasing caller size.
7940 (cgraph_early_inlining): Inline for size when optimizing for size.
7942 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7944 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7945 logical operations piecewise.
7946 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7947 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7948 subdi_sesidi_di): Delete.
7949 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7950 the generated sequence. Allow three-reg add in constraints. Rewrite
7951 the rtl expression for carry to avoid zero_extend of a constant.
7952 (sub_with_carry): New pattern.
7953 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7954 different sequence not involving jumps.
7955 (notbi): Now a named pattern.
7957 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7959 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7960 Add the note about a significant loss of accuracy of some
7961 mathematical routines when these options are used.
7963 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7965 * haifa-sched.c (rtx_vec_t): New typedef.
7966 (contributes_to_priority_p): Extract piece of priority () into new
7968 (priority): Use the function. Add assertion.
7969 (rank_for_schedule, set_priorities): Add assertion to check that
7970 insn's priority is initialized.
7971 (clear_priorities, calc_priorities): Change signature. Make it update
7972 all relevant insns. Update all callers ('add_to_speculative_block ()'
7973 and 'create_block_check_twin ()').
7974 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7975 Add new field 'priority_status'.
7976 (INSN_PRIORITY_STATUS): New macro.
7977 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7979 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7981 * sched-ebb.c (debug_ebb_dependencies): New static function.
7982 (init_ready_list): Use it.
7984 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7985 with changed signature and 'debug_rgn_dependencies ()'.
7986 (debug_rgn_dependencies): New static function.
7987 (init_ready_list): Use it.
7989 * sched-int.h (debug_dependencies): Declare.
7991 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7993 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7995 2007-05-04 Dirk Mueller <dmueller@suse.de>
7997 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7999 2007-05-03 Jan Hubicka <jh@suse.cz>
8001 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8002 ((T1)X op (T1)Y), for pointer type in more cases than before.
8004 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8006 * tree-object-size.c (plus_expr_object_size): When operand size is
8007 unknown, return unknown.
8009 2007-05-03 Dirk Mueller <dmueller@suse.de>
8011 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8013 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8016 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8018 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8020 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8022 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8024 * config/soft-fp/double.h, config/soft-fp/extended.h,
8025 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8026 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8027 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8028 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8031 2007-05-03 Ian Lance Taylor <iant@google.com>
8033 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8034 MASK_PPC_GFXOPT for 8540 or 8548.
8036 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8038 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8039 vect_print_dump_info() to output debug information.
8041 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8044 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8045 operands of size 2 when operand is not MEM_P.
8047 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8049 PR tree-optimization/30565
8050 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8052 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8054 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8055 (umulsi3_highpart): Use them.
8056 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8057 for final accumulator to D regisster tranfser.
8059 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8061 PR tree-optimization/31699
8062 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8064 (vect_enhance_data_refs_alignment): Compute peel amount using
8065 TYPE_VECTOR_SUBPARTS instead of vf.
8066 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8068 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8071 * system.h: Remove inclusion of double-int.h
8072 * tree.h: Include double-int.h
8073 * gengtype.c: Likewise
8074 * cfgloop.h: Likewise
8075 * Makefile.in: Adjust dependencies on double-int.h
8077 2007-05-02 Eric Christopher <echristo@apple.com>
8079 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8080 -shared to -Zdynamiclib.
8082 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8085 * c-common.c (strip_pointer_or_array_types): New function.
8086 * c-common.h (strip_pointer_or_array_types): New function declaration.
8088 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8090 PR tree-optimization/31771
8091 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8093 2007-05-02 Paul Brook <paul@codesourcery.com>
8095 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8097 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8100 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8103 2007-05-02 Nick Clifton <nickc@redhat.com>
8105 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8107 2007-05-02 Richard Guenther <rguenther@suse.de>
8109 PR tree-optimization/31146
8110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8111 argument, single_use_p. If we have a single use that is
8112 a conversion to the definition rhs type, propagate that rhs.
8113 (forward_propagate_addr_expr): Pass single_use_p argument
8114 to forward_propagate_addr_expr_1.
8116 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8118 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8121 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8123 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8124 'AMD Family 10 core'.
8126 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8128 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8129 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8130 with SSE3 instruction set support.
8131 * doc/invoke.texi: Likewise.
8133 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8135 * config/i386/i386.c (override_options): Tuning 32-byte loop
8136 alignment for amdfam10 architecture. Increasing the max loop
8137 alignment to 24 bytes.
8139 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8141 * config/m68k/constraints.md: New.
8142 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8143 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8144 EXTRA_CONSTRAINT): Remove.
8145 * config/m68k/m68k.md: Include constraints.md.
8146 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8148 2007-05-01 Ian Lance Taylor <iant@google.com>
8150 PR tree-optimization/31739
8151 * tree-vrp.c (vrp_val_is_max): New static function.
8152 (vrp_val_is_min): New static function.
8153 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8155 (set_value_range): Use vrp_val_is_{max,min}.
8156 (extract_range_from_assert): Likewise.
8157 (extract_range_from_binary_expr): Likewise.
8158 (extract_range_from_unary_expr): Likewise.
8159 (dump_value_range, vrp_meet): Likewise.
8160 (vrp_visit_phi_node): Likewise.
8161 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8163 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8165 * config/i386/gmon-sol2.c (size_t): New type.
8166 (intptr_t): Likewise.
8167 (s_textsize): Declare as size_t.
8169 (monstartup): Use size_t for sizes.
8170 (_mcount): Save and restore registers.
8171 (internal_mcount): Pass 0 as the first argument to monstartup
8173 (moncontrol): Convert pointer to appropriately sized integer
8174 before passing to profil.
8176 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8178 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8179 __NO_FPRS__, not just if _SOFT_DOUBLE.
8180 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8181 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8182 also for E500 double.
8183 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8184 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8187 2007-05-01 Richard Guenther <rguenther@suse.de>
8189 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8192 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8194 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8196 2007-05-01 Jan Hubicka <jh@suse.cz>
8198 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8201 2007-05-01 Jan Hubicka <jh@suse.cz>
8203 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8204 (maybe_fold_offset_to_reference): Declare.
8205 * fold-const.c (fold_unary): Do not fold
8206 (type *)&A into &A->field_of_type_and_offset_0
8207 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8208 size is unknown, give up.
8209 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8211 (maybe_fold_offset_to_reference): New.
8212 (maybe_fold_stmt_indirect): Use it.
8213 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8214 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8216 (gimplify_expr): Likewise for plus_expr.
8218 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8220 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8221 bsi_after_labels. Always insert statements before bsi.
8222 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8223 * predict.c (apply_return_prediction): Check for empty blocks.
8224 * cfgexpand.c (lab_rtx_for_bb): New variable.
8225 (label_rtx_for_bb): Do not create new tree labels.
8226 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8227 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8228 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8230 (label_for_bb): Add field used.
8231 (update_eh_label, main_block_label): Mark the label used.
8232 (cleanup_dead_labels): Remove unused labels.
8234 2007-05-01 Richard Guenther <rguenther@suse.de>
8236 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8237 if it is not about to be set.
8238 (get_value_range): Do not pre-allocate equiv bitmap.
8239 (update_value_range): No need to clear equiv field.
8240 (add_equivalence): Change prototype to get bitmap pointer.
8241 Allocate bitmap here if it is not already.
8242 (extract_range_from_assert): Do not allocate bitmap here.
8243 Update callers to add_equivalence.
8244 (extract_range_from_ssa_name): Likewise.
8245 (get_vr_for_comparison): New static helper.
8246 (compare_name_with_value): Handle NULL equiv bitmap by
8247 peeling the first iteration of the comparison loop.
8248 Use get_vr_for_comparison.
8249 (compare_names): Handle NULL equiv bitmaps by using fake
8250 ones. Use get_vr_for_comparison.
8252 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8254 * double-int.c (mpz_set_double_int): Moved from
8255 tree-ssa-loop-niter.c.
8256 (mpz_get_double_int): Likewise; also, add option to wrap
8257 out-of-range integers.
8258 * double-int.h: New prototypes for above.
8259 * tree.c (get_static_type_bounds): Moved from
8260 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8261 TYPE_MAX_VALUE if they exist..
8262 * tree.h: New prototype for above.
8263 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8264 get_type_bounds calls.
8265 (mpz_set_double_int): Move to double-int.c.
8266 (get_type_bounds): Move to tree.c, rename to
8267 get_static_type_bounds.
8268 (mpz_to_double_int): Move to double-int.c, rename to
8271 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8273 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8274 DIV0 exception can fall through to a normal return.
8276 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8280 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8281 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8282 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8283 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8284 initialize align to silence bogus warning.
8285 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8286 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8288 (struct sra_walk_fns): Remove use_all parameter from use.
8289 (sra_hash_tree): Handle BIT_FIELD_REFs.
8290 (sra_elt_hash): Don't hash bitfld blocks.
8291 (sra_elt_eq): Skip them in parent compares as well. Handle
8293 (sra_walk_expr): Don't maintain or pass down use_all_p.
8294 (scan_use): Remove use_all parameter.
8295 (scalarize_use): Likewise. Re-expand assignment to
8296 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8297 output, and re-scalarize after output. Don't mark anything
8299 (scalarize_ldst): Adjust.
8300 (scalarize_walk_gimple_modify_statement): Likewise.
8301 (build_element_name_1): Handle BIT_FIELD_REFs.
8302 (instantiate_element): Don't warn for any element whose parent
8304 (instantiate_missing_elements_1): Return the sra_elt.
8305 (canon_type_for_field): New.
8306 (try_instantiate_multiple_fields): New.
8307 (instantiate_missing_elemnts): Use them.
8308 (mark_no_warning): Removed.
8309 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8310 (REPLDUP, sra_build_elt_assignment): New.
8311 (generate_copy_inout): Use them.
8312 (generate_element_copy): Likewise. Handle bitfld differences.
8313 (generate_element_zero): Don't recurse for blocks. Use
8314 sra_build_elt_assignment.
8315 (generate_one_element_int): Take elt instead of var. Use
8316 sra_build_elt_assignment.
8317 (generate_element_init_1): Adjust.
8318 (scalarize_use, scalarize_copy): Use REPLDUP.
8319 (scalarize_ldst): Move assert before dereference.
8320 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8322 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8325 * tree.c (reconstruct_complex_type): Reconstruct a reference
8327 Also use the same mode for the pointer as the old pointer type.
8329 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8331 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8334 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8336 PR rtl-optimization/31676
8337 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8338 (df_refs_record): Call it.
8340 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8342 * rtl.def (SS_ABS): New code.
8343 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8344 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8345 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8346 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8347 (bfin_init_builtins): Define them.
8348 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8349 (bfin_expand_builtin): ... and handle the others here.
8350 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8351 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8352 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8353 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8354 operand is only HImode.
8356 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8358 * regclass.c (scan_one_insn): Remove splitting of
8361 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8362 Nigel Stephens <nigel@mips.com>
8364 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8366 2007-04-28 Jan Hubicka <jh@suse.cz>
8368 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8369 insn_locators_alloc instead of insn_locators_initialize;
8370 call reset_block_changes.
8371 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8372 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8373 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8374 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8375 * config/score/score.c (th_output_mi_thunk): Likewise.
8376 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8377 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8378 tolerate uninitialized locator info.
8381 * function.c (init_function_start): Don't init line number info.
8382 (expand_function_end): Update.
8383 (reset_block_changes, record_block_change, finalize_block_changes,
8384 check_block_change, free_block_changes): Kill.
8385 * function.h (reset_block_changes, record_block_change,
8386 finalize_block_changes, check_block_change, free_block_changes):
8388 (struct function): Remove ib_boundaries_block.
8389 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8390 Use curr_insn_locator to initialize locator.
8391 (emit_line_note): Remove.
8392 * cfgexpand.c (expand_gimple_cond_expr): Update.
8393 (construct_exit_block): Likewise.
8394 (tree_expand_cfg): Initialize/finalize locators.
8395 * expr.c (expand_expr_real): Update.
8396 * cfglayout.c (line_locators_locs, line_locators_lines,
8397 file_locators_locs, file_locators_files): Remove.
8398 (set_block_levels): Move to cfgexpand.c.
8399 (insn_locators_initialize): Remove.
8400 (pass_insn_locators_initialize): Remove.
8401 (locations_locators_locs, locations_locators_vals): New static vars.
8402 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8404 (insn_locators_alloc, insn_locators_finalize,
8405 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8407 (locator_location): New.
8408 (locator_line, locator_file): Rewrite.
8409 * rtl.h (emit_line_note): Kill.
8410 (insn_locators_alloc, insn_locators_finalize,
8411 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8413 * tree-inline.c (initialize_cfun): Do not initialize
8414 ib_boundaries_block.
8415 * passes.c (pass_insn_locators_initialize): Remove.
8417 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8419 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8420 info. Update last_basic_block correctly.
8422 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8425 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8426 register itself to hold the offset constant. Tell flow the use
8427 of r4 and r5 when they are used.
8429 2007-04-27 Richard Guenther <rguenther@suse.de>
8431 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8432 if we simplified anything.
8433 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8434 warnings until we did a simplification and the stmt was not
8435 marked as TREE_NO_WARNING.
8437 2007-04-27 Mike Stump <mrs@apple.com>
8439 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8441 2007-04-27 Ian Lance Taylor <iant@google.com>
8444 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8445 TYPE_MAX_VALUE exist, convert them to the new type.
8447 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8449 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8450 if it claims to be available.
8451 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8453 (perform_tree_ssa_dce): Always free postdominators.
8455 2007-04-27 Richard Henderson <rth@redhat.com>
8457 * config/alpha/predicates.md (aligned_memory_operand): Mark
8458 as define_special_predicate.
8459 (unaligned_memory_operand, normal_memory_operand): Likewise.
8460 (reg_or_unaligned_mem_operand): Remove.
8461 (any_memory_operand): Match the documentation and check for
8462 non-renumbered pseudos during reload.
8463 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8464 alpha_secondary_reload_class, update to new interface, make static.
8465 Handle CQImode like HImode. Remove FP subreg check.
8466 (alpha_expand_mov): Use replace_equiv_address.
8467 (alpha_expand_mov_nobwx): Use any_memory_operand.
8468 (TARGET_SECONDARY_RELOAD): New.
8469 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8470 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8471 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8472 * config/alpha/alpha.md: ... here.
8473 (RELOAD12, reloadmode): New.
8475 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8476 Don't handle the aligned case here.
8477 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8478 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8479 reload_inhi_help. Don't expect a scratch register.
8480 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8482 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8484 2007-04-27 Richard Guenther <rguenther@suse.de>
8486 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8488 2007-04-27 Richard Guenther <rguenther@suse.de>
8490 PR tree-optimization/30965
8491 PR tree-optimization/30978
8492 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8493 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8494 (find_equivalent_equality_comparison): Likewise.
8495 (simplify_cond): Likewise.
8496 (get_prop_source_stmt): New helper.
8497 (get_prop_dest_stmt): Likewise.
8498 (can_propagate_from): Likewise.
8499 (remove_prop_source_from_use): Likewise.
8500 (combine_cond_expr_cond): Likewise.
8501 (forward_propagate_comparison): New function.
8502 (forward_propagate_into_cond): Rewrite to use fold for
8504 (tree_ssa_forward_propagate_single_use_vars): Call
8505 forward_propagate_comparison to propagate comparisons.
8507 2007-04-27 Richard Guenther <rguenther@suse.de>
8509 PR tree-optimization/31715
8510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8511 sure to do computation on the offset in an appropriate
8514 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8516 * reload.h (elimination_target_reg_p): Declare.
8517 * reload.c (find_reloads): Don't apply the reg_rtx move
8518 optimization if the SET_DEST satisfies elimination_target_reg_p.
8519 * reload1.c (elimination_target_reg_p): New function.
8520 (gen_reload): In the move/add2 fallback, make sure that op0
8521 does not overlap the destination register.
8523 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8525 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8526 transform only GIMPLE_MODIFY_STMTs.
8527 * tree-complex.c (expand_complex_operations_1): Ditto.
8528 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8529 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8530 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8532 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8533 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8534 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8535 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8536 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8537 slpeel_add_loop_guard): Ditto.
8538 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8539 * lambda-code.c (perfect_nestify): Ditto.
8540 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8541 before the first statement.
8542 * tree-optimize.c (execute_free_datastructures): Fix comments.
8543 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8544 * tree-flow.h (disband_implicit_edges): Declaration removed.
8545 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8547 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8548 COND_EXPRs without gotos.
8549 (disband_implicit_edges, has_label_p): Removed.
8550 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8551 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8553 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8555 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8556 also for COND_EXPRs.
8557 * cfgexpand.c (label_rtx_for_bb): New function.
8558 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8559 Use label_rtx_for_bb to find the labels.
8560 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8561 last block. Detect fallthru edges.
8563 2007-04-26 Ian Lance Taylor <iant@google.com>
8566 * reload.c (find_reloads_subreg_address): If the address was valid
8567 in the original mode but not in the new mode, reload the whole
8570 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8572 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8573 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8574 (cleanup_control_expr_graph): Do not invalidate dominance info.
8575 Record altered blocks.
8576 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8577 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8578 cleanup_tree_cfg_bb): New functions.
8579 (remove_forwarder_block): Do not maintain the worklist of blocks.
8580 Record altered blocks.
8581 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8583 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8584 delete_unreachable_blocks if dominators are not available.
8585 * tree-inline.c (optimize_inline_calls): Free dominance information
8587 * tree-flow.h (remove_edge_and_dominated_blocks,
8588 cfgcleanup_altered_bbs): Altered.
8589 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8591 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8593 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8594 do not invalidate dominators.
8596 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8598 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8599 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8600 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8601 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8603 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8605 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8607 2007-04-26 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/31703
8610 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8611 the right type for the target of the bittest.
8613 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8615 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8616 ix86_sol10_return_in_memory.
8618 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8620 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8623 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8626 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8628 PR tree-optimization/30558
8629 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8630 clear this_state.prev_try.
8632 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8633 Mark Mitchell <mark@codesourcery.com>
8635 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8636 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8637 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8639 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8642 * doc/invoke.texi (%:print-asm-header): Document.
8643 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8645 (static_spec_functions): Add print-asm-header.
8646 (main): Print a banner before the --target-help linker options.
8647 (print_asm_header_spec_function): New function.
8649 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8652 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8653 (movsf_ie): Likewise.
8655 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8657 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8659 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8661 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8662 exception for divide-by-zero.
8663 (__umodsi3, __modsi3): Likewise.
8665 2007-04-25 Dirk Mueller <dmueller@suse.de>
8667 * c-typeck.c (build_compound_expr): Annotate warning()
8668 call with OPT_Wunused_value.
8669 * tree-ssa.c (warn_uninit): Annotate warning with
8671 * c-common.c (handle_sentinel_attribute): Annotate warning
8672 call with OPT_Wattributes.
8674 2007-04-25 Thiemo Seufer <ths@mips.com>
8676 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8678 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8679 on to the assembler. Improve handling of -mno-mips16. Add handling
8680 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8681 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8682 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8683 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8685 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8688 * config/i386/winnt.c (i386_pe_file_end): Strip only
8689 USER_LABEL_PREFIX when writing export name.
8691 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8693 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8694 sh/elf.h, vx-common.h and vxworks.h.
8695 * config/sh/sh.h: Include config/vxworks-dummy.h.
8696 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8697 (OVERRIDE_OPTIONS): Use it.
8698 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8699 (vxworks_picreg): New pattern.
8700 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8701 VXWORKS_OS_CPP_BUILTINS.
8702 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8703 to their VXWORKS_* equivalents.
8704 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8705 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8706 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8707 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8708 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8709 -mrtp/-fPIC multilibs.
8710 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8711 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8712 (MULTILIB_OSDIRNAMES): Delete.
8714 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8717 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8719 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8721 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8722 rounding mode to be specified by the caller.
8723 (real_to_mpfr) Likewise.
8724 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8725 include new arguments.
8726 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8728 2007-04-24 Ian Lance Taylor <iant@google.com>
8730 PR tree-optimization/31605
8731 * tree-vrp.c (set_value_range): Check that min and max are not
8732 both overflow infinities.
8733 (set_value_range_to_value): New static function.
8734 (extract_range_from_binary_expr): Call set_value_range_to_value.
8735 (extract_range_from_cond_expr): Likewise.
8736 (extract_range_from_expr): Likewise.
8737 (extract_range_from_unary_expr): Likewise. Don't create a range
8738 which overflows on both sides.
8739 (vrp_meet): Check for a useless range.
8740 (vrp_visit_phi_node): If we see a constant which looks like an
8741 overflow infinity, turn off the TREE_OVERFLOW flag.
8743 2007-04-24 Ian Lance Taylor <iant@google.com>
8745 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8747 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8750 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8751 diagnostic message is being built.
8752 * tree-pretty-print.c (dump_generic_node): Only write the
8753 formatted text into BUFFER's stream if we are not building a
8755 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8757 * Makefile.in (toplev.o): Depend on tree-pass.h.
8759 2007-04-24 Ian Lance Taylor <iant@google.com>
8761 PR tree-optimization/31602
8762 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8763 conditionals in the copied loop header.
8764 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8765 warnings if TREE_NO_WARNING is set.
8766 * doc/invoke.texi (Warning Options): Clarify that
8767 -Wstrict-overflow does not warn about loops.
8769 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8771 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8772 expand on the comment about _Decimal128 arguments and check the
8773 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8774 that _Decimal128 argument uses even/odd register pair.
8775 (function_arg): Ditto.
8777 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8779 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8780 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8782 2007-04-24 Richard Guenther <rguenther@suse.de>
8783 Olga Golovanevsky <olga@il.ibm.com>
8785 * fold-const.c (multiple_of_p): Check for bottom
8788 2007-04-24 Richard Henderson <rth@redhat.com>
8790 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8791 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8792 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8793 looking for non-zero bits shifted out. Avoid a recursive call
8794 when constructing the scalar.
8795 (__floatundisf): Likewise.
8797 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8799 * dwarf2out.c (field_byte_offset): Move the existing logic
8800 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8801 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8803 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8806 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8807 length argument of 0 for memset.
8808 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8809 unsigned shift instead of the signed variant.
8811 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8813 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8814 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8815 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8816 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8817 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8818 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8819 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8820 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8821 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8822 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8823 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8824 "mul<mode>3", "div<mode>3"): Insn definitions added.
8825 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8826 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8827 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8828 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8829 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8830 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8831 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8832 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8833 TARGET_FLOAT_FORMAT): Macro definitions removed.
8834 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8835 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8836 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8837 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8838 (s390_gen_rtx_const_DI): Function removed.
8839 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8841 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8843 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8844 over an external ffs function.
8846 2007-04-24 Chao-ying Fu <fu@mips.com>
8847 Richard Sandiford <richard@nildram.co.uk>
8849 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8850 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8851 (smadd_widen_optab, umadd_widen_optab): Define.
8852 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8854 * genopinit.c (optabs): Fill in smadd_widen_optab and
8856 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8857 and umadd_widen_optab to implement multiply-add sequences.
8858 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8859 (<u>maddsidi4): ...this. Extend condition to include
8860 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8861 of operand 0 to "ka" and use the three-operand form of madd<u>
8863 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8865 * config/mips/constraints.md (ka): New register constraint.
8867 2007-04-24 Jan Hubicka <j@suse.cz>
8871 2007-04-23 Jan Hubicka <jh@suse.cz>
8872 * function.c (init_function_start): Don't init line number info.
8873 (expand_function_end): Update.
8874 (reset_block_changes, record_block_change, finalize_block_changes,
8875 check_block_change, free_block_changes): Kill.
8876 * function.h (reset_block_changes, record_block_change,
8877 finalize_block_changes, check_block_change, free_block_changes):
8879 (struct function): Remove ib_boundaries_block.
8880 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8881 Use curr_insn_locator to initialize locator.
8882 (emit_line_note): Remove.
8883 * cfgexpand.c (expand_gimple_cond_expr): Update.
8884 (construct_exit_block): Likewise.
8885 (tree_expand_cfg): Initialize/finalize locators.
8886 * expr.c (expand_expr_real): Update.
8887 * cfglayout.c (line_locators_locs, line_locators_lines,
8888 file_locators_locs, file_locators_files): Remove.
8889 (set_block_levels): Move to cfgexpand.c.
8890 (insn_locators_initialize): Remove.
8891 (pass_insn_locators_initialize): Remove.
8892 (locations_locators_locs, locations_locators_vals): New static vars.
8893 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8895 (insn_locators_alloc, insn_locators_finalize,
8896 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8898 (locator_location): New.
8899 (locator_line, locator_file): Rewrite.
8900 * rtl.h (emit_line_note): Kill.
8901 (insn_locators_alloc, insn_locators_finalize,
8902 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8904 * tree-inline.c (initialize_cfun): Do not initialize
8905 ib_boundaries_block.
8906 * passes.c (pass_insn_locators_initialize): Remove.
8908 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8910 * doc/invoke.texi: Removed leading '-' from option index entries.
8912 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8914 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8916 (create_phi_node): Use set_phi_nodes.
8917 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8918 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8919 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8920 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8921 (bsi_start, bsi_last): Use bb_stmt_list.
8922 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8923 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8924 Traverse the statements using tsi iterator.
8925 * basic-block.h (struct basic_block_def): Fields stmt_list
8926 and phi_nodes moved to ...
8927 (struct tree_bb_info): ... new structure.
8928 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8929 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8930 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8931 (tree_verify_flow_info): Verify that il.tree is not set for
8932 entry and exit block.
8933 (tree_split_block): Use set_bb_stmt_list.
8935 2007-04-23 Mike Stump <mrs@apple.com>
8937 * config/i386/i386.c (ix86_tune_features
8938 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8941 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/i386.md (prefix_extra): New attribute.
8944 (length): Add prefix_extra.
8946 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8947 (sse2_movntv2di): Likewise.
8948 (sse2_cvtps2dq): Likewise.
8949 (sse2_cvtpd2pi): Likewise.
8950 (sse2_cvttpd2pi): Likewise.
8951 (*sse2_cvtpd2ps): Likewise.
8952 (*add<mode>3): Likewise.
8953 (sse2_ssadd<mode>3): Likewise.
8954 (sse2_usadd<mode>3): Likewise.
8955 (*sub<mode>3): Likewise.
8956 (sse2_sssub<mode>3): Likewise.
8957 (sse2_ussub<mode>3): Likewise.
8958 (*mulv8hi3): Likewise.
8959 (*smulv8hi3_highpart): Likewise.
8960 (*umulv8hi3_highpart): Likewise.
8961 (sse2_umulv2siv2di3): Likewise.
8962 (sse2_pmaddwd): Likewise.
8963 (ashr<mode>3): Likewise.
8964 (lshr<mode>3): Likewise.
8965 (ashl<mode>3): Likewise.
8966 (sse2_ashlti3): Likewise.
8967 (sse2_lshrti3): Likewise.
8968 (*umaxv16qi3): Likewise.
8969 (*smaxv8hi3): Likewise.
8970 (*uminv16qi3): Likewise.
8971 (*sminv8hi3): Likewise.
8972 (sse2_eq<mode>3): Likewise.
8973 (sse2_gt<mode>3): Likewise.
8974 (*and<mode>3): Likewise.
8975 (sse2_nand<mode>3): Likewise.
8976 (*ior<mode>3): Likewise.
8977 (*xor<mode>3): Likewise.
8978 (sse2_packsswb): Likewise.
8979 (sse2_packssdw): Likewise.
8980 (sse2_packuswb): Likewise.
8981 (sse2_punpckhbw): Likewise.
8982 (sse2_punpcklbw): Likewise.
8983 (sse2_punpckhwd): Likewise.
8984 (sse2_punpcklwd): Likewise.
8985 (sse2_punpckhdq): Likewise.
8986 (sse2_punpckldq): Likewise.
8987 (sse2_punpckhqdq): Likewise.
8988 (sse2_punpcklqdq): Likewise.
8989 (*sse2_pinsrw): Likewise.
8990 (*sse2_pextrw): Likewise.
8991 (sse2_pshufd_1): Likewise.
8992 (sse2_uavgv16qi3): Likewise.
8993 (sse2_uavgv8hi3): Likewise.
8994 (sse2_psadbw): Likewise.
8995 (sse2_pmovmskb): Likewise.
8996 (*sse2_maskmovdqu): Likewise.
8997 (*sse2_maskmovdqu_rex64): Likewise.
8998 (sse4a_extrqi): Likewise.
8999 (sse4a_extrq): Likewise.
9000 (sse3_lddqu): Set prefix_rep.
9001 (sse3_addsubv4sf3): Likewise.
9002 (sse3_haddv4sf3): Likewise.
9003 (sse3_hsubv4sf3): Likewise.
9004 (sse_cvtss2si): Likewise.
9005 (sse_cvtss2si_2): Likewise.
9006 (sse_cvtss2siq): Likewise.
9007 (sse_cvtss2siq_2): Likewise.
9008 (sse_cvttss2si): Likewise.
9009 (sse_cvttss2siq): Likewise.
9010 (sse2_cvttps2dq): Likewise.
9011 (sse3_movshdup): Likewise.
9012 (sse3_movsldup): Likewise.
9013 (sse2_cvtsd2si): Likewise.
9014 (sse2_cvtsd2si_2): Likewise.
9015 (sse2_cvtsd2siq): Likewise.
9016 (sse2_cvtsd2siq_2): Likewise.
9017 (sse2_cvttsd2si): Likewise.
9018 (sse2_cvttsd2siq): Likewise.
9019 (*sse2_cvtpd2dq): Likewise.
9020 (*sse2_cvttpd2dq): Likewise.
9021 (sse2_pshuflw_1): Likewise.
9022 (sse2_pshufhw_1): Likewise.
9023 (sse4a_insertqi): Likewise.
9024 (sse4a_insertq): Likewise.
9025 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9026 (ssse3_phadddv4si3): Likewise.
9027 (ssse3_phaddswv8hi3): Likewise.
9028 (ssse3_phsubwv8hi3): Likewise.
9029 (ssse3_phsubdv4si3): Likewise.
9030 (ssse3_phsubswv8hi3): Likewise.
9031 (ssse3_pmaddubswv8hi3): Likewise.
9032 (ssse3_pmulhrswv8hi3): Likewise.
9033 (ssse3_pshufbv16qi3): Likewise.
9034 (ssse3_psign<mode>3): Likewise.
9035 (ssse3_palignrti): Likewise.
9036 (abs<mode>2): Likewise.
9037 (ssse3_phaddwv4hi3): Set prefix_extra.
9038 (ssse3_phadddv2si3): Likewise.
9039 (ssse3_phaddswv4hi3): Likewise.
9040 (ssse3_phsubwv4hi3): Likewise.
9041 (ssse3_phsubdv2si3): Likewise.
9042 (ssse3_phsubswv4hi3): Likewise.
9043 (ssse3_pmaddubswv4hi3): Likewise.
9044 (ssse3_pmulhrswv4hi3): Likewise.
9045 (ssse3_pshufbv8qi3): Likewise.
9046 (ssse3_psign<mode>3): Likewise.
9047 (ssse3_palignrdi): Likewise.
9048 (abs<mode>2): Likewise.
9049 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9050 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9051 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9053 2007-04-23 Nick Clifton <nickc@redhat.com>
9055 * params.def: Fix formatting of emacs local variables.
9057 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9059 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9060 move if inter-unit move isn't allowed.
9061 Don't split moving the first element of V2DI to DI to inter-unit
9062 move if inter-unit move isn't allowed.
9064 2007-04-23 Richard Guenther <rguenther@suse.de>
9066 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9067 and CDI_POST_DOMINATORS separately.
9069 2007-04-23 Nick Clifton <nickc@redhat.com>
9071 * c.opt (Wformat-contains-nul): Add warning attribute.
9073 2007-04-23 Jan Hubicka <jh@suse.cz>
9075 * function.c (init_function_start): Don't init line number info.
9076 (expand_function_end): Update.
9077 (reset_block_changes, record_block_change, finalize_block_changes,
9078 check_block_change, free_block_changes): Kill.
9079 * function.h (reset_block_changes, record_block_change,
9080 finalize_block_changes, check_block_change, free_block_changes):
9082 (struct function): Remove ib_boundaries_block.
9083 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9084 Use curr_insn_locator to initialize locator.
9085 (emit_line_note): Remove.
9086 * cfgexpand.c (expand_gimple_cond_expr): Update.
9087 (construct_exit_block): Likewise.
9088 (tree_expand_cfg): Initialize/finalize locators.
9089 * expr.c (expand_expr_real): Update.
9090 * cfglayout.c (line_locators_locs, line_locators_lines,
9091 file_locators_locs, file_locators_files): Remove.
9092 (set_block_levels): Move to cfgexpand.c.
9093 (insn_locators_initialize): Remove.
9094 (pass_insn_locators_initialize): Remove.
9095 (locations_locators_locs, locations_locators_vals): New static vars.
9096 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9098 (insn_locators_alloc, insn_locators_finalize,
9099 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9101 (locator_location): New.
9102 (locator_line, locator_file): Rewrite.
9103 * rtl.h (emit_line_note): Kill.
9104 (insn_locators_alloc, insn_locators_finalize,
9105 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9107 * tree-inline.c (initialize_cfun): Do not initialize
9108 ib_boundaries_block.
9109 * passes.c (pass_insn_locators_initialize): Remove.
9111 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9114 * expr.c (reduce_to_bit_field_precision): Handle
9117 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9119 PR tree-optimization/24659
9120 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9121 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9122 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9123 * genopinit.c (optabs): Rename vec_pack_mod_optab
9124 to vec_pack_trunc_optab.
9125 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9126 early for scalar floating point operands for NOP_EXPR.
9127 (vectorizable_type_promotion): Ditto.
9128 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9129 vec_pack_trunc_optab.
9130 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9132 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9133 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9134 Rename from VEC_PACK_MOD_EXPR.
9135 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9136 * expr.c (expand_expr_real_1): Ditto.
9137 * tree-inline.c (estimate_num_insns_1): Ditto.
9138 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9140 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9141 (vec_unpacks_lo_v4sf): Ditto.
9142 (vec_pack_trunc_v2df): Ditto.
9143 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9144 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9145 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9147 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9149 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9151 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9152 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9153 packing of floating point operands.
9154 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9155 represent unpacking of floating point operands.
9156 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9157 [vec_unpacks_hi]: Ditto.
9158 [vec_unpacks_lo]: Ditto.
9160 2007-04-22 Jan Hubicka <jh@suse.cz>
9162 * final.c (rest_of_handle_final): Call
9163 targetm.asm_out.constructor/targetm.asm_out.destructor
9164 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9165 proper priority via decl_*_priority_insert.
9166 * c-common.c (c_expand_body): Likewise.
9168 2007-04-22 Richard Guenther <rguenther@suse.de>
9170 PR tree-optimization/29789
9171 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9172 (rewrite_reciprocal): New helper split out from
9173 determine_invariantness_stmt.
9174 (rewrite_bittest): Likewise.
9175 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9176 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9179 2007-04-22 Revital Eres <eres@il.ibm.com>
9181 * loop-unroll.c (var_to_expand): New field to support also
9182 insns of the form x = something + x.
9183 (analyze_insn_to_expand_var): Use it.
9184 (expand_var_during_unrolling): Likewise.
9186 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9188 * predict.c: Include pointer-set.h.
9189 (bb_predictions): New variable.
9190 (tree_predicted_by_p, tree_predict_edge,
9191 remove_predictions_associated_with_edge): Use bb_predictions map
9192 instead of bb->predictions.
9193 (clear_bb_predictions, assert_is_empty): New functions.
9194 (combine_predictions_for_bb): Use bb_predictions map. Call
9195 clear_bb_predictions.
9196 (tree_estimate_probability): Create and free bb_predictions map.
9197 * Makefile.in (predict.o): Add pointer-set.h dependency.
9198 * basic-block.h (struct basic_block_def): Remove predictions
9200 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9202 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9205 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9208 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9210 * timevar.c (timevar_print): Change reference of --disable-checking to
9211 --enable-checking=release. Also warn if assert checking is disabled.
9213 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9216 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9217 decl as addressable if the compound literal was marked as
9219 Mark the decl as a gimple register if it is a complex or
9220 vector decl and does not live in memory.
9222 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9224 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9225 (GENERIC_NEXT): New function macro.
9226 (PHI_CHAIN): Use phi_node's new chain variable.
9227 (tree_phi_node): Change tree_common to tree_base
9228 and add the chain field.
9229 * tree-phinodes.c (make_phi_node): Don't set
9230 TREE_TYPE on the new node.
9231 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9232 instead of checking GIMPLE_TUPLE_P in chain_next.
9233 * tree-vect-transform.c
9234 (get_initial_def_for_induction): Look at
9235 PHI_RESULT_TREE for the type of the phi node.
9236 (update_vuses_to_preheader): Use PHI_CHAIN
9237 instead of TREE_CHAIN on the phi node.
9238 * tree-ssa-structalias.c (compute_points_to_sets):
9240 (ipa_pta_execute): Likewise.
9242 2007-04-21 Richard Guenther <rguenther@suse.de>
9245 * fold-const.c (fold_unary): Call fold_convert_const on the
9248 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9250 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9251 (store_killed_in_pat): New.
9253 2007-04-20 Richard Henderson <rth@redhat.com>
9256 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9257 TREE_LIST with a void_type_node value, not void_list_node exactly.
9259 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9261 * doc/standards.texi: Re-arrange into language-specific
9262 subsections. Add a C++ section, documenting which standards we
9265 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9267 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9268 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9270 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9272 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9273 ecrti.o and crtbegin.o.
9274 (LIB_DEFAULT_SPEC): Include -lc.
9275 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9277 2007-04-20 Richard Henderson <rth@redhat.com>
9280 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9281 argument; update all callers.
9282 (get_unaligned_offset): New.
9283 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9284 get_unaligned_address, just pass on the address directly.
9285 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9286 the subreg in the helper patterns.
9287 (unaligned_extendqidi_le): Use get_unaligned_offset.
9288 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9289 (unaligned_extendhidi_be): Likewise.
9290 (unaligned_extendhidi): Tidy.
9291 * config/alpha/alpha-protos.h: Update.
9293 2007-04-20 Richard Henderson <rth@redhat.com>
9295 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9296 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9297 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9298 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9299 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9300 (CPP_SPEC): Don't include %(cpp_subtarget).
9301 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9302 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9303 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9305 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9307 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9308 for __builtin_ia32_cmpordss.
9310 PR tree-optimization/31632
9311 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9312 and arg1 for optimizations of comparison against min/max values.
9313 Fold arg0 to arg1's type for optimizations of comparison against
9314 min+1 and max-1 values.
9316 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9318 * reload.c (combine_reloads): When trying to use a dying register,
9319 check whether it's uninitialized and don't use if so.
9321 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9323 * fold-const.c: Remove prototypes for native_encode_expr and
9324 native_interpret_expr.
9325 (native_encode_expr): Make non-static.
9326 (native_interpret_expr): Likewise.
9327 * tree.h: Add prototypes for the above.
9329 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9331 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9332 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9333 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9334 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9335 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9336 Add length attributes.
9338 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9340 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9343 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9344 __STDC_WANT_DEC_FP__.
9346 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9348 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9349 for long double compatibility.
9350 * configure: Regenerate.
9352 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9354 PR rtl-optimization/29841
9355 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9357 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9358 that may cause control flow transfer from being moved.
9360 2007-04-18 Jan Hubicka <jh@suse.cz>
9362 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9365 2007-04-18 Eric Christopher <echristo@apple.com>
9367 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9368 only. Update operands.
9369 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9370 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9371 link register to pic register.
9373 2007-04-18 Dirk Mueller <dmueller@suse.de>
9376 * tree-vrp.c (search_for_addr_array): New.
9377 (check_array_bounds): Suppress warning about
9378 address taken of array refs if its not de-referenced.
9380 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9382 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9383 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9385 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9386 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9387 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9389 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9391 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9393 (vect_analyze_scalar_cycles): Fix indentation.
9394 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9395 (vect_mark_relevant): Include phis in relevance analysis.
9397 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9399 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9401 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9402 output_operand_lossage().
9404 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9406 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9407 the unused code for reduction without adjust-in-epilog to simplify the
9410 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9412 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9413 (S390_TDC_NEGATIVE_ZERO): New constant.
9414 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9415 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9416 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9417 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9418 (S390_TDC_POSITIVE_INFINITY): New constant.
9419 (S390_TDC_NEGATIVE_INFINITY): New constant.
9420 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9421 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9422 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9423 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9424 (S390_TDC_INFINITY): New constant.
9425 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9426 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9427 optimization for UNSPEC_CCZ_TO_INT.
9428 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9429 ("*ccz_to_int"): New insn.
9430 ("isinf<mode>2"): New insn.
9431 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9432 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9433 (UNSPEC_CCZ_TO_INT): New constant.
9435 2007-04-18 Richard Guenther <rguenther@suse.de>
9437 PR tree-optimization/19431
9438 PR tree-optimization/21463
9439 * tree-pass.h (pass_phiprop): Declare.
9440 * passes.c (init_optimization_passes): New phiprop pass.
9441 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9442 (phivn_valid_p): New helper function.
9443 (phiprop_insert_phi): Likewise.
9444 (propagate_with_phi): Likewise.
9445 (tree_ssa_phiprop): New propagator propagating loads
9446 through phi nodes if profitable.
9448 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9450 * tree-vect-analyze.c (process_use): New function.
9451 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9452 Check phis in all bbs.
9453 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9456 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9458 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9461 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9464 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9467 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9471 (sse_vmmulv4sf3): Likewise.
9472 (sse2_vmaddv2df3): Likewise.
9473 (sse2_vmmulv2df3): Likewise.
9475 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9477 PR rtl-optimization/31360
9478 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9479 (target_reg_cost): New.
9480 (init_set_costs): Initialize target_reg_cost. Add comments
9481 regarding the rationale of the costs.
9482 (global_cost_for_size): Renamed to...
9483 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9484 of register pressure.
9485 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9486 estimate_reg_pressure_cost. Add number of ivs.
9487 (determine_set_costs): Dump target_reg_cost.
9488 * loop-invariant.c (gain_for_invariant): Use
9489 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9490 (best_gain_for_invariant, find_invariants_to_move): Remove
9492 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9493 (target_reg_cost): Declare.
9494 (global_cost_for_size): Declaration removed.
9495 (estimate_reg_pressure_cost): Declare.
9497 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9499 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9500 regnos into even/odd register pairs.
9501 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9502 TDmode similar to the other floating point modes.
9503 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9504 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9506 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9507 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9508 (movdd_hardfloat64): Use TARGET_MFPGPR.
9510 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9512 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9515 2005-01-05 Richard Henderson <rth@redhat.com>
9517 * reload1.c (do_input_reload): Restrict the optimization deleteing
9518 a previous output reload to RELOAD_FOR_INPUT.
9520 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9522 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9523 induc_vec_info_type.
9524 (vectorizable_induction): New function declaration.
9525 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9526 check if already vectorized. Find first place in BB where new stmts
9527 can be inserted. Takes only one argument.
9528 (vectorizable_induction): New function.
9529 (vect_transform_stmt): Add case for induc_vec_info_type to call
9530 vectorizable_induction.
9531 (vect_transform_loop): Consider phis for vectorization.
9532 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9534 (analyze_operations): Call vectorizable_induction when analyzing phis.
9536 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9537 (vect_mark_relevant): Include phis in relevance analysis.
9538 (vect_mark_stmts_to_be_vectorize): Likewise.
9539 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9541 2007-04-16 Lawrence Crowl <crowl@google.com>
9543 * doc/invoke.texi (Debugging Options): Add documentation for the
9544 -femit-struct-debug options -femit-struct-debug-baseonly,
9545 -femit-struct-debug-reduced, and
9546 -femit-struct-debug-detailed[=...].
9548 * c-opts.c (c_common_handle_option): Add
9549 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9550 and OPT_femit_struct_debug_detailed_.
9551 * c.opt: Add specifications for
9552 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9553 and -femit-struct-debug-detailed[=...].
9554 * opts.c (set_struct_debug_option): Parse the
9555 -femit-struct-debug-... options.
9556 * opts.c (matches_main_base, main_input_basename,
9557 main_input_baselength, base_of_path, matches_main_base): Add
9558 variables and functions to compare header base name to compilation
9560 * opts.c (should_emit_struct_debug): Add to determine to emit a
9561 structure based on the option.
9562 (dump_struct_debug) Also disabled function to debug this
9564 * opts.c (handle_options): Save the base name of the
9567 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9568 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9569 This hook indicates if a type is generic. Set it by default
9571 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9572 to determine if a struct type is generic or not.
9573 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9574 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9575 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9578 * flags.h (enum debug_info_usage): Add an enumeration to describe
9579 a program's use of a structure type.
9580 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9581 to indicate the program's usage of the type. Filter structs based
9582 on the -femit-struct-debug-... specification.
9583 (gen_type_die): Split into two routines, gen_type_die and
9584 gen_type_die_with_usage. gen_type_die is now a wrapper
9585 that assumes direct usage.
9586 (gen_type_die_with_usage): Replace calls to gen_type_die
9587 with gen_type_die_with_usage adding the program usage of
9588 the referenced type.
9589 (dwarf2out_imported_module_or_decl): Suppress struct debug
9590 information using should_emit_struct_debug when appropriate.
9592 2007-04-16 Ian Lance Taylor <iant@google.com>
9594 PR tree-optimization/31522
9595 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9596 (vrp_initialize): Allocate vr_phi_edge_counts.
9597 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9598 executable edge. Drop test for all constants.
9599 (vrp_finalize): Free vrp_phi_edge_counts.
9601 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9602 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9604 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9605 predecessors at head rather than tail.
9607 2007-04-16 Matthias Klose <doko@debian.org>
9609 * config/alpha/linux.h (CPP_SPEC): Define.
9610 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9612 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9614 * function.h: Remove sequence_stack extern declaration.
9616 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9618 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9620 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9623 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9625 * config/avr/avr.c (avr_arch_types): Rearranging array.
9626 (enum avr_arch): Add.
9627 (avr_mcu_types): Use avr_arch enumeration constants instead of
9629 * config/avr/avr.h (LINK_SPEC): Simplify.
9631 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9633 * config/m68k/m68k.c (m68k_libcall_value,
9634 m68k_function_value): Use macros for register names more.
9636 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9638 (M68K_REGNAME): Use A6_REG.
9639 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9641 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9644 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9645 'pending_read_list_length' and 'pending_write_list_length'. Update
9647 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9648 to handle two length counters instead of one. Update all uses.
9649 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9650 two length counters instead of one.
9651 * sched-rgn.c (propagate_deps): Update to handle two length counters
9654 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9657 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9658 copy of source, pass it to ix86_expand_vector_set and return
9661 2007-04-16 David Ung <davidu@mips.com>
9662 Joseph Myers <joseph@codesourcery.com>
9664 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9665 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9666 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9667 Add 74K processor information.
9668 * config/mips/mips.md: Include 74k.md.
9669 (cpu): Add 74kc,74kf,74kx.
9670 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9671 * config/mips/74k.md: New.
9672 * doc/invoke.texi (MIPS Options): Document 74K support.
9674 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9676 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9677 vectorizable_* functions.
9678 * tree-vect-transform.c (vectorizable_call): Add check for
9679 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9680 (vectorizable_store): likewise.
9681 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9683 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9684 (vectorizable_type_promotion, vectorizable_load): Likewise.
9685 (vectorizable_live_operation, vectorizable_condition): Likewise.
9686 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9688 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9690 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9692 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9693 register numbers more.
9694 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9695 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9696 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9697 FUNCTION_VALUE_REGNO_P): Likewise.
9698 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9699 STATIC_CHAIN_REGNUM): Likewise.
9700 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9701 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9702 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9703 * config/m68k/m68k.md (FP_REG): New.
9705 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9707 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9710 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9712 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9713 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9716 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9718 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9721 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9724 * c-decl.c (finish_decl): Grab the type of the decl after the call
9725 to store_init_value.
9727 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9729 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9731 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9734 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9735 dominators, post dominators and cleanup cfg before returning.
9737 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9739 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9740 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9742 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9744 * config.gcc: Recognize fido.
9745 * config/m68k/m68k-devices.def (fidoa): New.
9746 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9748 (FL_FIDOA, TARGET_FIDOA): New.
9749 * config/m68k/m68k.opt (mfidoa): New.
9751 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9754 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9755 when a personality function is used.
9757 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9759 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9761 2007-04-13 Mike Stump <mrs@apple.com>
9763 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9765 * config/darwin.opt (fapple-kext): Make C++ only.
9766 * config/darwin.c (darwin_override_options): Remove code to ensure
9767 -fapple-kext is given for C++ only.
9769 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9771 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9772 * config/mips/mips.c (override_options): Call
9773 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9775 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9777 * config/i386/i386.opt (msvr3-shlib): Removed.
9779 * doc/invoke.texi: Remove -msvr3-shlib.
9781 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9783 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9784 with "popcnt" instruction.
9786 2007-04-13 Richard Guenther <rguenther@suse.de>
9788 PR tree-optimization/21258
9789 * tree-vrp.c (compare_case_labels): New helper.
9790 (find_switch_asserts): New function.
9791 (find_assert_locations): Call it for SWITCH_EXPRs.
9793 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9795 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9796 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9797 check is now implied in X87_FLOAT_MODE_P.
9798 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9799 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9800 (fix_trunc<mode>_i386_fisttp): Ditto.
9801 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9802 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9803 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9804 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9805 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9806 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9807 (unnamed_splitters): Ditto.
9808 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9809 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9810 FIRST_SSE_REG for local functions when SSE math is enabled or
9811 for functions with sseregparm attribute.
9812 (standard_80387_constant_p): Return -1 if mode is not
9814 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9815 (ix86_expand_compare): Ditto.
9816 (ix86_expand_carry_flag_compare): Ditto.
9817 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9818 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9819 DECIMAL_FLOAT_MODE_P.
9820 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9821 of SCALAR_FLOAT_MODE_P.
9822 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9823 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9824 checks before FLOAT_MODE_P.
9825 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9826 before FLOAT_MODE_P.
9831 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9833 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9834 Charles Wilson <libtool@cwilson.fastmail.fm>
9836 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9837 (libgcc.mvars): Don't depend on them.
9838 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9839 * exec-tool.in: New.
9841 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9843 * doc/invoke.text (--help): Document --help=common.
9845 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9847 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9849 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9851 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9852 * genemit.c (main): Emit #include "integrate.h".
9853 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9854 (LOADGP_RTP): New mips_loadgp_style.
9855 * config/mips/mips.h: Include config/vxworks-dummy.h.
9856 (TARGET_RTP_PIC): New macro.
9857 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9858 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9859 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9861 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9862 -mvxworks-pic when using -mrtp and a PIC option.
9863 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9865 (mips_symbolic_constant_p, mips_symbolic_address_p)
9866 (mips_symbol_insns): Handle SYMBOL_HALF.
9867 (override_options): Warn about -G and -mrtp being used together.
9868 Initialize mips_lo_relocs[SYMBOL_HALF].
9869 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9870 (mips_emit_loadgp): Handle LOADGP_RTP.
9871 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9872 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9873 (tablejump): Handle function-relative case table entries if
9875 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9879 * config/mips/mips.md (load_call<mode>): Allow any general register.
9881 (sibcall_value_internal, sibcall_value_multiple_internal)
9882 (call_value_internal, call_value_split, call_value_multiple_internal)
9883 (call_value_multiple_split): Remove constraints from operand 0.
9885 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9887 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9888 rather than loadgp_noshared.
9889 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9890 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9892 * config/mips/mips.md (loadgp): Rename to...
9893 (loadgp_newabi): ...this.
9894 (loadgp_noshared): Rename to...
9895 (loadgp_absolute): ...this.
9897 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9899 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9900 false for locally-binding symbols.
9901 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9903 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9905 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9906 (SYMBOL_GOT_PAGE_OFST): ...this.
9907 (SYMBOL_GOT_GLOBAL): Rename to...
9908 (SYMBOL_GOT_DISP): ...this.
9909 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9910 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9911 * config/mips/mips.c (mips_global_symbol_p): New function.
9912 (mips_symbol_binds_local_p): Likewise.
9913 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9914 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9915 mips_global_symbol_p and mips_symbol_binds_local_p.
9916 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9917 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9918 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9920 (mips_ok_for_lazy_binding_p): New function.
9921 (mips_load_call_address, mips_expand_call): Use it.
9922 (mips_dangerous_for_la25_p): Likewise.
9923 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9924 (*got_disp<mode>): Use got_disp_operand instead of
9925 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9926 SYMBOL_GOTOFF_GLOBAL.
9927 (*got_page<mode>): Use got_page_ofst_operand instead of
9929 * config/mips/predicates.md (const_call_insn_operand): Use
9930 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9931 (global_got_operand): Rename to...
9932 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9934 (local_got_operand): Rename to...
9935 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9936 of SYMBOL_GOT_LOCAL.
9938 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9940 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9941 TARGET_CALL_CLOBBERED_GP.
9942 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9943 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9944 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9945 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9946 of TARGET_ABICALLS && !TARGET_NEWABI.
9947 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9948 * config/mips/mips.c (mips_load_call_address): Check
9949 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9950 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9951 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9952 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9953 TARGET_ABICALLS && TARGET_NEWABI.
9954 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9956 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9957 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9958 TARGET_ABICALLS && TARGET_NEWABI.
9959 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9960 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9961 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9962 whether indirect calls must use $25.
9963 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9965 * config/mips/mips.md (jal_macro): Check flag_pic and
9966 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9967 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9968 instead of TARGET_ABICALLS.
9969 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9970 TARGET_ABICALLS && TARGET_OLDABI.
9971 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9972 (sibcall): In the comment above the define_insn, mention
9973 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9974 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9975 instead of TARGET_ABICALLS.
9977 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9979 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9980 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9981 (MACFLAGS_MATCH_P): New macro.
9982 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9983 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9984 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9985 the other MACFLAG constants.
9986 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9987 (flag_machi): Tighten constraints. Renumber some of the operands.
9988 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9990 (flag_machi_parts_acconly): New pattern.
9991 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9993 (flag_macinit1hi): Tighten constraints.
9994 (flag_mul_macv2hi_parts_acconly): New pattern.
9996 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9997 Use a more efficient implementation.
9998 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9999 inline sequences when not optimizing for size.
10001 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10002 movhi_high2low): Delete, merge functionality into...
10003 (packv2hi): ... this pattern.
10005 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10006 * config/bfin/bfin.opt (msim): New option.
10007 (mcpu=): New option.
10008 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10009 (bfin_cpu_t): Typedef of enum bfin_cpu.
10010 (bfin_cpu_type): New declaration.
10011 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10012 -msim and -mcpu= options.
10013 (LIB_SPEC): Likewise.
10014 * config/bfin/bfin.c (bfin_cpu_type): Define.
10015 (bfin_handle_option): Handle -mcpu= option.
10016 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10017 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10018 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10022 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10023 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10024 (powerpc-wrs-vxworksae): Use ${tm_file}.
10025 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10026 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10027 * config/i386/vx-common.h: New file.
10029 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10031 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10034 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10036 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10039 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10043 * c-common.c (c_build_qualified_type): Set canonical type
10046 2007-04-12 Richard Guenther <rguenther@suse.de>
10048 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10049 lower bound and element size if lower bound is not zero
10050 or either of the ARRAY_REF operands is set.
10052 2007-04-12 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/24689
10055 PR tree-optimization/31307
10056 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10058 * gimplify.c (canonicalize_addr_expr): To be consistent with
10059 gimplify_compound_lval only set operands two and three of
10060 ARRAY_REFs if they are not gimple_min_invariant. This makes
10061 it never at this place.
10062 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10064 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10066 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10067 null before emitting a .nsubspa directive.
10069 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10071 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10072 need_to_partition_p if there are no memory statements in the
10075 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10077 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10078 (gcd_of_steps_may_divide_p): New function.
10079 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10081 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10083 * reload.c (find_reloads_toplev, find_reloads_address,
10084 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10085 not a pointer equality test, to decide if we need to call
10086 push_reg_equiv_alt_mem.
10088 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10090 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10091 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10093 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10095 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10097 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10098 vector to be positive.
10100 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10104 * doc/invoke.texi: Document --params max-aliased-vops and
10106 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10107 debug_memory_partitions): Move to tree-flow.h
10108 * params.h (AVG_ALIASED_VOPS): Define.
10109 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10111 (mp_info_t): Likewise.
10112 (get_mem_sym_stats_for): New.
10113 (set_memory_partition): Move from tree-flow-inline.h.
10114 (mark_non_addressable): Only clear the set of symbols for the
10115 partition if it exists.
10116 (dump_memory_partitions): Move from tree-ssa-operands.c
10117 (debug_memory_partitions): Likewise.
10118 (need_to_partition_p): New.
10119 (dump_mem_ref_stats): New.
10120 (debug_mem_ref_stats): New.
10121 (dump_mem_sym_stats): New.
10122 (debug_mem_sym_stats): New.
10123 (update_mem_sym_stats_from_stmt): New.
10124 (compare_mp_info_entries): New.
10125 (mp_info_cmp): Call it.
10126 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10128 (get_mpt_for): Move from tree-ssa-operands.c.
10129 (find_partition_for): New.
10130 (create_partition_for): Remove.
10131 (estimate_vop_reduction): New.
10132 (update_reference_counts): New.
10133 (build_mp_info): New.
10134 (compute_memory_partitions): Refactor.
10135 Document new heuristic.
10136 Call build_mp_info, update_reference_counts,
10137 find_partition_for and estimate_vop_reduction.
10138 (compute_may_aliases): Populate virtual operands before
10139 calling debugging dumps.
10140 (delete_mem_sym_stats): New.
10141 (delete_mem_ref_stats): New.
10142 (init_mem_ref_stats): New.
10143 (init_alias_info): Call it.
10144 (maybe_create_global_var): Remove alias_info argument.
10145 Get number of call sites and number of pure/const call sites
10146 from gimple_mem_ref_stats().
10147 (dump_alias_info): Call dump_memory_partitions first.
10148 (dump_points_to_info_for): Show how many times a pointer has
10150 * opts.c (decode_options): For -O2 set --param
10151 max-aliased-vops to 500.
10152 For -O3 set --param max-aliased-vops to 1000 and --param
10153 avg-aliased-vops to 3.
10154 * fortran/options.c (gfc_init_options): Remove assignment to
10156 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10157 * tree-dfa.c (dump_variable): Dump memory reference
10159 Dump NO_ALIAS* settings.
10160 (referenced_var_lookup): Tidy.
10161 (mem_sym_stats): New.
10162 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10163 and ORIG are different SSA names for a memory partition.
10164 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10165 * tree-flow.h (struct mem_sym_stats_d): Define.
10166 (mem_sym_stats_t): Define.
10167 (struct mem_ref_stats_d): Define.
10168 (struct gimple_df): Add field mem_ref_stats.
10169 (enum noalias_state): Define.
10170 (struct var_ann_d): Add bitfield noalias_state.
10171 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10172 debug_mem_ref_stats, debug_memory_partitions,
10173 debug_mem_sym_stats): Declare.
10174 * tree-ssa-structalias.c (update_alias_info): Update call
10175 sites, pure/const call sites and asm sites in structure
10176 returned by gimple_mem_ref_stats.
10177 Remove local variable IS_POTENTIAL_DEREF.
10178 Increase NUM_DEREFS if the memory expression is a potential
10180 Call update_mem_sym_stats_from_stmt.
10181 If the memory references memory, call
10182 update_mem_sym_stats_from_stmt for all the direct memory
10183 symbol references found.
10184 (intra_create_variable_infos): Set noalias_state field for
10185 pointer arguments according to the value of
10186 flag_argument_noalias.
10187 * tree-ssa-structalias.h (struct alias_info): Remove fields
10188 num_calls_found and num_pure_const_calls_found.
10189 (update_mem_sym_stats_from_stmt): Declare.
10190 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10191 Set default value to 100.
10192 (PARAM_AVG_ALIASED_VOPS): Define.
10194 2007-04-11 Richard Guenther <rguenther@suse.de>
10196 PR middle-end/31530
10197 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10198 a * -b + c as c - a * b if we honor sign dependent rounding.
10200 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10202 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10203 bfin_expand_strmov.
10204 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10205 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10207 (initialize_trampoline): Don't use old-style function definition.
10208 (bfin_secondary_reload): Mark IN_P argument as unused.
10210 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10212 PR tree-optimization/31343
10213 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10214 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10215 * testsuite/gcc.dg/vect/pr31343.c: New.
10217 2007-04-10 Eric Christopher <echristo@apple.com>
10219 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10220 * config/i386/i386.md (*cmpfp0): Use.
10221 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10222 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10223 (fix_trunc<mode>_i386_fisttp): Ditto.
10224 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10225 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10226 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10227 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10228 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10229 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10230 (unnamed_splitters): Ditto.
10231 * config/i386/i386.c (output_fix_trunc): Assert that
10232 we're not being passed a TFmode operand.
10234 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10236 PR tree-optimization/31526
10237 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10238 n_basic_blocks to find newly added blocks.
10240 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10244 (fix_trunc<mode>si_sse): Ditto.
10245 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10246 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10247 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10248 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10249 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10250 expander using SSEMODEF mode macro.
10251 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10252 expander using SSEMODEF mode macro.
10253 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10254 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10255 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10256 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10257 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10258 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10259 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10260 Macroize insn using X87MODEF mode macro.
10262 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10264 * config/i386/sse.md (sse2_pinsrw): Removed.
10265 (sse2_pextrw): Renamed to ...
10266 (*sse2_pextrw): This.
10268 2007-04-09 Jan Hubicka <jh@suse.cz>
10271 * config/i386/sse.md
10272 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10273 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10274 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10275 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10277 2007-04-09 Jan Hubicka <jh@suse.cz>
10279 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10280 multiple fields of union.
10282 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10284 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10285 (create_preheaders): Check that loops are available.
10286 (fix_loop_structure): Clean up, improve comments.
10287 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10288 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10290 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10291 * predict.c (tree_estimate_probability): Do not call
10292 calculate_dominance_info. Call create_preheaders.
10293 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10294 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10296 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10297 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10298 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10299 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10302 2007-04-08 Jan Hubicka <jh@suse.cz>
10304 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10305 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10306 * fold-const.c (fold_unary): Use it.
10308 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10310 * varasm.c (assemble_variable): Remove call to
10311 lang_hooks.decls.prepare_assemble_variable.
10312 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10313 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10314 * langhooks.h (lang_hooks_for_decls): Remove
10315 prepare_assemble_variable.
10317 2007-04-08 Mike Stump <mrs@apple.com>
10319 * config/i386/i386.c: Use inc/dec on Core2.
10321 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10323 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10324 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10325 lhd_tree_inlining_end_inlining): Remove.
10326 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10327 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10328 end_inlining hooks.
10329 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10330 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10331 lhd_tree_inlining_end_inlining): Remove prototypes.
10332 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10333 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10334 LANG_HOOKS_TREE_INLINING_START_INLINING,
10335 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10337 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10340 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10343 * config/avr/predicates.md (io_address_operand): Delete predicate.
10344 (low_io_address_operand): Don't use 'mode' argument.
10345 (higth_io_address_operand): Rename ...
10346 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10347 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10350 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10352 Revert change removing staticp.
10354 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10357 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10360 2007-04-07 Bruce Korb <bkorb@gnu.org>
10362 * c.opt: Add -Wformat-contains-nul.
10363 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10365 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10366 the NUL byte warning.
10368 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10370 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10372 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10374 * tree.c (staticp): No longer use staticp langhook.
10375 * langhooks.c (lhd_staticp): Removed.
10376 * langhooks.h (struct lang_hooks): Remove staticp.
10377 * c-common.c (c_staticp): Remove.
10378 * c-common.h (c_staticp): Ditto.
10379 * langhooks-defs.h (lhd_staticp): Ditto.
10380 (LHD_HOOKS_STATICP): Ditto
10381 * tree.h (gcc_assert_lowered): New macro.
10383 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10385 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10386 argument "reliable".
10387 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10388 Add argument "reliable". Propagate it through calls.
10389 (infer_loop_bounds_from_undefined): Derive number of iterations
10390 estimates from references in blocks that do not dominate loop latch.
10391 (gcov_type_to_double_int): New function.
10392 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10393 and expected_loop_iterations_unbounded.
10394 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10395 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10396 * tree-data-ref.c (estimated_loop_iterations): Export.
10397 (get_references_in_stmt): Fix -- do not return addresses of local
10399 * cfgloop.h (expected_loop_iterations_unbounded,
10400 estimated_loop_iterations): Declare.
10402 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10404 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10406 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10408 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10409 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10410 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10411 Use output_387_reg_move().
10412 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10413 expander using X87MODEF12 mode macro.
10414 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10415 choosing register preferences. Use output_387_reg_move().
10416 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10417 instead of "x". Use output_387_reg_move().
10418 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10419 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10420 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10421 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10422 Use output_387_reg_move().
10423 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10425 (*truncxf?f_i387 splitter): Ditto.
10427 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10429 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10430 LANG_HOOKS_SAFE_FROM_P.
10431 * expr.c (safe_from_p): Remove langhook call.
10432 * langhooks.h (lang_hooks): Remove safe_from_p.
10433 (lhd_safe_from_p): Remove prototype.
10434 * langhooks.c (lhd_safe_from_p): Remove.
10436 2007-04-06 Jan Hubicka <jh@suse.cz>
10438 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10441 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10443 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10444 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10445 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10446 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10448 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10449 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10451 2007-04-05 Richard Henderson <rth@redhat.com>
10453 * config/alpha/alpha.c (print_operand) [+]: Remove.
10454 (alpha_end_function): Print nop if call at end of function.
10455 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10456 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10457 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10458 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10459 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10460 the call pattern. Update peepholes to match.
10462 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10464 * doc/extend.texi (Other Builtins): Add decimal float variants
10466 * builtins.def: Ditto.
10467 * builtins.c (expand_builtin): Ditto.
10469 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10470 H.J. Lu <hongjiu.lu@intel.com>
10473 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10474 of V8HImode when calling ix86_binary_operator_ok.
10475 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10476 (sdot_prodv8hi): Operands 1 and 2 must be register.
10478 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10480 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10481 initialize align to silence bogus warning.
10483 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10485 PR middle-end/22156
10486 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10488 (struct sra_walk_fns): Remove use_all parameter from use.
10489 (sra_hash_tree): Handle BIT_FIELD_REFs.
10490 (sra_elt_hash): Don't hash bitfld blocks.
10491 (sra_elt_eq): Skip them in parent compares as well. Handle
10493 (sra_walk_expr): Don't maintain or pass down use_all_p.
10494 (scan_use): Remove use_all parameter.
10495 (scalarize_use): Likewise. Re-expand assignment to
10496 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10497 output, and re-scalarize after output. Don't mark anything
10499 (scalarize_ldst): Adjust.
10500 (scalarize_walk_gimple_modify_statement): Likewise.
10501 (build_element_name_1): Handle BIT_FIELD_REFs.
10502 (instantiate_element): Don't warn for any element whose parent
10503 is used as a whole.
10504 (instantiate_missing_elements_1): Return the sra_elt.
10505 (canon_type_for_field): New.
10506 (try_instantiate_multiple_fields): New.
10507 (instantiate_missing_elemnts): Use them.
10508 (mark_no_warning): Removed.
10509 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10510 (REPLDUP, sra_build_elt_assignment): New.
10511 (generate_copy_inout): Use them.
10512 (generate_element_copy): Likewise. Handle bitfld differences.
10513 (generate_element_zero): Don't recurse for blocks. Use
10514 sra_build_elt_assignment.
10515 (generate_one_element_int): Take elt instead of var. Use
10516 sra_build_elt_assignment.
10517 (generate_element_init_1): Adjust.
10518 (scalarize_use, scalarize_copy): Use REPLDUP.
10519 (scalarize_ldst): Move assert before dereference.
10520 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10522 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10524 * regmove.c: Fix unused variable warnings due to previous commit.
10526 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10528 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10529 (regmove_bb_head): Remove.
10530 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10531 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10532 problems with fixup_match_1.
10533 Don't initialize/free regmove_bb_head.
10535 (reg_is_remote_constant_p): If an insn is in the same basic block
10536 but not before INSN, consider it remote, too.
10538 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10541 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10542 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10544 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10546 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10547 (CONDITIONAL_REGISTER_USAGE): Likewise.
10549 2007-04-04 Richard Henderson <rth@redhat.com>
10551 * config/alpha/lib1funcs.asm: Remove unused file.
10553 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10556 * opts.c (print_specific_help): Fix --help=<language>
10558 (common_handle_option): Support --help=common.
10560 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10563 * gcc.c (main): Do not run the linker if
10564 print_subprocess_help indicates that it shouldn't be
10567 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10570 * doc/invoke.texi (--help=): Document <languages> value, fix
10571 formatting in tables of values.
10573 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10575 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10576 dllimport attribute of virtual methods.
10578 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10580 * config/score/crti.asm: Change _bss_start to __bss_start.
10581 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10582 (OUTGOING_REG_PARM_STACK_SPACE) update.
10583 * config/score/score.opt: add options to make backend support
10584 score5, score5u, score7 and score7d.
10585 * config/score/score.md: Likewise.
10586 * config/score/misc.md: Likewise.
10587 * config/score/mac.md: Likewise.
10588 * doc/invoke.texi: Likewise.
10589 * doc/md.texi: update constraints define.
10591 2007-04-03 Richard Henderson <rth@redhat.com>
10593 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10594 an appropriate type, use the mode instead.
10596 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10598 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10599 Set the default --with-arch setting to mips2.
10600 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10601 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10602 (MULTILIB_OSDIRNAMES): Delete.
10603 (MULTILIB_DIRNAMES): Define.
10604 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10605 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10606 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10607 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10608 VXWORKS_OS_CPP_BUILTINS.
10609 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10610 (MIPS_DEBUGGING_INFO): Undefine.
10611 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10613 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10615 PR middle-end/30704
10616 * fold-const.c (native_encode_real): Encode real.c provided longs
10617 as a series of 32-bit native integers.
10618 (native_interpret_real): Interpret buffer as a series of 32-bit
10621 2007-04-03 Richard Guenther <rguenther@suse.de>
10623 * genpreds.c (write_insn_constraint_len): Write function
10624 optimized for CONSTRAINT_LEN implementation.
10625 (write_tm_preds_h): Output insn_constraint_len inline and
10626 use it for CONSTRAINT_LEN.
10627 (write_insn_preds_c): Don't output insn_constraint_len.
10628 * doc/md.texi (define_register_constraint): Document multi-letter
10629 constraints shall have the same length if they start with the same
10632 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10635 * config/i386/i386.md (isinf<mode>2): Expand only when
10636 TARGET_C99_FUNCTIONS is set.
10638 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10640 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10641 (x86_64-*-linux*): Ditto.
10642 * config/i386/i386.opt (mpc): New option.
10643 * config/i386/i386.c (overrride_options): Handle
10644 ix87_precision_string.
10645 * config/i386/crtprec.c: New file.
10646 * config/i386/t-crtpc: Ditto.
10647 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10648 and -mpc80 options.
10649 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10650 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10651 crtprec32.o, crtprec64.o and crtprec80.o.
10653 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10654 and -mpc80 options.
10655 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10657 2007-04-02 Eric Christopher <echristo@apple.com>
10659 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10660 limitations on darwin.
10662 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10665 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10667 2007-04-02 Dave Korn <dave.korn@artimi.com>
10669 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10671 2007-04-02 Dave Korn <dave.korn@artimi.com>
10673 * libgcc2.h (exception_descriptor): Don't forward-declare.
10674 (__get_eh_table_language, __get_eh_table_version): Delete
10675 prototypes of long-dead functions.
10677 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10679 * ebitmap.h: New file
10680 * ebitmap.c: New file
10681 * Makefile.in (ebitmap.o): New target.
10683 2007-04-01 Jan Hubicka <jh@suse.cz>
10685 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10686 before very first instruction.
10688 2007-04-01 Jan Hubicka <jh@suse.cz>
10690 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10691 waring on 64bit hosts.
10692 * bitmap.h: Fix typo in bitmap_head_def.
10694 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10696 PR rtl-optimization/31391
10697 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10698 into a DELETED_LABEL note, and the label is in an empty basic
10699 block, update BB_END as well as BB_HEAD.
10701 2007-04-01 Richard Henderson <rth@redhat.com>
10703 PR tree-optimization/31169
10704 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10705 to varying if the range is outside [0, prec-1].
10707 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10710 * config/mips/mips.md (load_const_gp): New insn.
10711 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10712 the MIPS16 GP pseudo register if no_new_pseudos.
10713 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10715 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10718 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10720 (call_value): Likewise.
10722 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10723 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10726 * doc/invoke.texi: (optimization options): Reword description
10727 of -ffast-math. Document its primary purpose.
10729 2007-03-31 Richard Guenther <rguenther@suse.de>
10731 * omp-low.c (splay-tree.h): Include.
10732 (lookup_decl): Replace splay-tree usage by pointer-map.
10733 (maybe_lookup_decl): Likewise.
10734 (new_omp_context): Likewise.
10735 (delete_omp_context): Likewise.
10736 * gimplify.c (splay-tree.h): Include.
10737 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10739 (remap_ssa_name): Likewise.
10740 (remap_decl): Likewise.
10741 (remap_type_1): Likewise.
10742 (remap_type): Likewise.
10743 (copy_body_r): Likewise.
10744 (expand_call_inline): Likewise.
10745 (clone_body): Likewise.
10746 (copy_tree_r): Likewise.
10747 (remap_save_expr): Likewise.
10748 (unsave_r): Likewise.
10749 (unsave_expr_now): Likewise.
10750 (tree_function_versioning): Likewise.
10751 (build_duplicate_type): Likewise.
10752 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10753 (struct copy_body_data): Replace splay-tree by pointer-map.
10754 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10755 not $(SPLAY_TREE_H).
10756 (gimplify.o): Depend on $(SPLAY_TREE_H).
10757 (omp-low.p): Likewise.
10759 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10761 * config/avr/predicates.md (even_register_operand,
10762 odd_register_operand): New predicates.
10763 * config/avr/avr.md (movw peephole2): New.
10764 (movw_r peephole2): New.
10766 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10768 * tree.h (get_signed_or_unsigned_type): New.
10769 * fold-const.c (operand_equal_for_comparison_p): Use
10770 get_signed_or_unsigned_type instead of
10771 lang_hooks.types.signed_or_unsigned_type.
10772 * expr.c (store_expr): Ditto.
10773 * langhooks.c (get_signed_or_unsigned_type): New.
10774 (lhd_signed_or_unsigned_type): New.
10775 * langhooks.h (lhd_signed_or_unsigned_type): New.
10776 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10778 2007-03-30 Richard Henderson <rth@redhat.com>
10780 * tree-ssa-loop-ivopts.c: Include target.h.
10781 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10782 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10783 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10784 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10786 2007-03-30 Richard Henderson <rth@redhat.com>
10787 Kai Tietz <kai.tietz@onevision.com>
10789 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10790 default for 64-bit.
10791 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10792 (TARGET_64BIT_MS_ABI): New.
10793 (DBX_REGISTER_NUMBER): Handle 64-bit.
10794 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10795 (LONG_TYPE_SIZE): Force to 32.
10796 (REG_PARM_STACK_SPACE): New.
10797 (OUTGOING_REG_PARM_STACK_SPACE): New.
10798 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10799 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10800 (STACK_BOUNDARY): Use 128 for 64-bit.
10801 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10802 Add 64-bit implementation.
10803 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10805 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10806 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10807 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10808 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10809 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10810 TARGET_64BIT_MS_ABI.
10811 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10812 (ix86_pass_by_reference): Likewise.
10813 (ix86_function_value_regno_p): Likewise.
10814 (ix86_build_builtin_va_list): Likewise.
10815 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10816 (function_arg_advance_ms_64): New.
10817 (function_arg_advance): Call it.
10818 (function_arg_ms_64): New.
10819 (function_arg): Call it.
10820 (function_value_ms_64): New.
10821 (ix86_function_value_1): Call it.
10822 (return_in_memory_ms_64): New.
10823 (ix86_return_in_memory): Call it.
10824 (setup_incoming_varargs_ms_64): New.
10825 (ix86_setup_incoming_varargs): Call it.
10826 (ix86_expand_prologue): Handle 64-bit stack probing.
10827 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10828 (output_pic_addr_const): Likewise.
10829 (x86_this_parameter): Likewise.
10830 (x86_output_mi_thunk): Likewise.
10831 (x86_function_profiler): Likewise.
10832 (TARGET_STRICT_ARGUMENT_NAMING): New.
10833 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10834 (TARGET_64BIT_MS_ABI): New.
10835 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10836 * config/i386/i386.md (allocate_stack_worker): Remove.
10837 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10838 describe the clobber of eax without a match_scratch.
10839 (allocate_stack_worker_postreload): Remove.
10840 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10841 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10842 (allocate_stack_worker_rex64_postreload): Remove.
10843 (allocate_stack): Handle 64-bit.
10844 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10845 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10846 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10847 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10848 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10849 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10850 * config.build (x86_64-*-mingw*): New host.
10851 * config.host (x86_64-*-mingw*): New host.
10852 * config.gcc (x86_64-*-mingw*): New target.
10853 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10855 2007-03-30 Richard Henderson <rth@redhat.com>
10856 Kai Tietz <kai.tietz@onevision.com>
10858 * c-pragma.c (struct def_pragma_macro_value): New.
10859 (struct def_pragma_macro): New.
10860 (pushed_macro_table): New.
10861 (dpm_hash, dpm_eq): New.
10862 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10863 (init_pragma): Install them.
10864 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10866 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10868 * config/avr/avr.c (avr_override_options): Clear
10869 'flag_delete_null_pointer_checks'.
10871 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10874 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10875 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10876 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10877 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10878 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10879 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10880 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10882 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10884 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10886 * regmove.c: Move all of pass_stack_adjustments from here...
10887 * combine-stack-adj.c: ...to this new file.
10888 * Makefile.in: Add rules for combine-stack-adj.o.
10890 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10892 PR tree-optimization/31383
10893 * tree-data-ref.c (affine_function_equal_p): Do not require the
10894 vectors to have the same length.
10896 2007-03-30 Jan Hubicka <jh@suse.cz>
10898 PR middle-end/30700
10899 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10900 availablility; add more sanity checking; ask varpool only about
10903 2007-03-29 Richard Henderson <rth@redhat.com>
10905 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10906 to decide, but __SIZEOF_LONG_LONG__.
10908 2007-03-29 Richard Henderson <rth@redhat.com>
10910 * emutls.c (struct __emutls_array): New.
10911 (emutls_destroy): Use it instead of casting element 0 from void*.
10912 (__emutls_get_address): Likewise.
10914 2007-03-29 Richard Henderson <rth@redhat.com>
10916 * varasm.c (initializer_constant_valid_p): Don't deny
10917 DECL_DLLIMPORT_P on functions.
10919 * config/i386/cygming.h: Remove function declarations.
10920 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10921 (ASM_OUTPUT_LABELREF): Remove.
10922 (COMMON_ASM_OP): Remove.
10923 (ASM_OUTPUT_COMMON): Remove.
10924 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10925 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10926 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10927 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10928 Rename from TARGET_ENCODE_SECTION_INFO.
10929 * config/i386/netware.h: Likewise.
10930 * config/i386/i386-protos.h: Update.
10931 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10932 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10933 (legitimate_constant_p): Reject dllimports.
10934 (dllimport_map, get_dllimport_decl): New.
10935 (legitimize_dllimport_symbol): New.
10936 (legitimize_address, ix86_expand_move): Use it.
10937 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10938 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10939 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10940 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10941 * config/i386/predicates.md (constant_call_address_operand): Only
10942 accept symbols; reject dllimport_p symbols.
10943 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10944 i386_pe_maybe_record_exported_symbol.
10945 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10946 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10947 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10948 trust the setting of DECL_DLLIMPORT_P.
10949 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10950 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10951 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10952 tidy the argument scanning loop.
10953 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10954 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10955 (i386_pe_strip_name_encoding): Remove.
10956 (i386_pe_binds_local_p): New.
10957 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10958 (i386_pe_output_labelref): Remove.
10959 (i386_pe_asm_output_aligned_decl_common): New.
10960 (i386_pe_maybe_record_exported_symbol): Rename from
10961 i386_pe_record_exported_symbol; check for dllexported symbols.
10963 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10965 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10966 add comment explaining why vsnprintf cannot be used.
10968 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10970 PR tree-optimization/30666
10971 * tree.c (build_complex_type): When creating type names for DWARF2
10972 debug info, create TYPE_DECLs for TYPE_NAME instead of
10974 (build_common_tree_nodes_2): Use build_complex_type when building
10975 predefined complex types, to preserve canonical types.
10977 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10979 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10980 (noce_get_alt_condition): Look at it to determine whether to
10981 reverse the condition or not.
10982 (noce_get_condition): Substitute the truth for lies.
10983 (noce_find_if_block): Set the then_else_reversed field.
10985 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10987 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10988 destination of this insn.
10989 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10990 than calling gen_rtx_SET directly. Use r0 to hold the value of
10991 'address + 4' rather than a stack based temporary which can be
10992 mis-optimized away.
10994 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10996 * config/s390/s390.c (s390_secondary_input_reload_class,
10997 s390_secondary_output_reload_class): Functions removed.
10998 (s390_secondary_reload): New function.
10999 (TARGET_SECONDARY_RELOAD): Target macro defined.
11000 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11001 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11002 * config/s390/s390.md ("reload_outti", "reload_outdi",
11003 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11004 "reload_out<mode>"): Expanders removed.
11005 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11006 "reload<mode>_nonoffmem_out"): Expanders added.
11008 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11010 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11011 action if SRC->DEST replacement failed anyway.
11013 2007-03-28 Mike Stump <mrs@apple.com>
11015 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11016 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11017 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11019 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11021 * config.gcc: Accept barcelona as a variant of amdfam10.
11022 * config/i386/i386.c (override_options): Likewise.
11023 * doc/invoke.texi: Likewise.
11025 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11027 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11028 offsets for BIT_FIELD_REF and COMPONENT_REF.
11030 2007-03-28 Richard Guenther <rguenther@suse.de>
11032 * tree.c (is_global_var): Move ...
11033 * tree-flow-inline.h (is_global_var): ... here.
11034 * tree.h (is_global_var): Remove declaration.
11036 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11038 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11040 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11041 * config/i386/i386.c (ix86_tune_features): Initialize new
11043 * config/i386/predicates.md (promotable_binary_operator): Use
11044 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11046 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11049 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11051 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11053 * config/fr30/fr30.md (movsi_internal): Change destination
11054 constraint from m to V and add m to the end.
11056 2007-03-28 Christian Bruel <christian.bruel@st.com>
11058 * config/sh/sh.md (movsi_i): Fix type attribute.
11060 2007-03-28 Christian Bruel <christian.bruel@st.com>
11062 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11063 (movsf_ie): Likewise.
11065 2007-03-28 Christian Bruel <christian.bruel@st.com>
11067 * config.gcc: Add sh4-300 to multilib.
11068 * config/sh/t-mlib-sh4-300: New file.
11070 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11072 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11073 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11074 fix_trunc<mode>di2.
11075 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11076 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11077 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11078 "fixuns_trunctddi2"): Whitespace fix.
11080 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11082 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11083 the definition of struct sh_args.
11084 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11085 CALL_COOKIE_INT_REG_GET): Likewise.
11087 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11089 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11090 transformations are applied successfully.
11092 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11094 * tree.c (tree_contains_struct): Permit 512 tree codes.
11095 * tree.h (tree_contains_struct): Ditto.
11096 (MAX_TREE_CODES): Ditto.
11097 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11098 SPARE member to store remaining padding bits.
11100 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11102 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11105 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11107 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11108 * configure: Regenerate.
11110 * configure: Regenerate using the correct version of autoconf.
11112 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11114 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11116 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11117 regs to "__SP_L__" and "__SP_H__".
11119 2007-03-27 Richard Guenther <rguenther@suse.de>
11121 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11122 computations with it with a HOST_WIDE_INT variable.
11124 2007-03-26 Mike Stump <mrs@apple.com>
11126 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11127 objective-c-header, objective-c++-header and objc++-cpp-output
11129 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11131 2007-03-26 Richard Henderson <rth@redhat.com>
11134 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11135 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11136 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11137 IX86_BUILTIN_PSRLQ128): New.
11138 (ix86_init_mmx_sse_builtins): Add them.
11139 (ix86_expand_builtin): Expand them.
11140 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11141 operand 2 be TImode.
11142 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11143 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11144 _mm_srli_epi64): Mark __B const.
11145 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11146 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11147 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11148 new two-vector shift builtins.
11150 2007-03-26 Ian Lance Taylor <iant@google.com>
11152 PR tree-optimization/31345
11153 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11154 [+INF, +INF(OVF)] into VARYING.
11156 2007-03-26 Zack Weinberg <zackw@panix.com>
11158 * gengtype-parse.c: New file.
11159 * gengtype-yacc.y: Delete.
11160 * gengtype-lex.l: Don't include gengtype-yacc.h.
11161 Define YY_DECL and yyterminate appropriately for recursive
11162 descent parser. yylval is now a string out-parameter to yylex.
11163 (HWS, EOID): New shorthand.
11164 (IWORD): Add a couple more types.
11165 (yylex): Add a setup stanza. Remove the complex rules for
11166 detecting GTY'ed types and typedefs; replace with simple
11167 keyword detectors. Adjust everything for the changed
11168 definition of yylval. Ignore all pp-directives, not just #define.
11170 (parse_file): Rename yybegin; do not call yyparse.
11172 * gengtype.c (xasprintf): Export again.
11173 (this_file): New. Use everywhere __FILE__ was being used.
11174 (get_lang_bitmap): Special case types defined in gengtype.c.
11175 (do_typedef, new_structure): Suppress definition of certain types.
11176 (new_structure): Improve diagnostics of duplicate definitions.
11177 Make sure location_s is associated with input.h.
11178 (nreverse_pairs, define_location_structures): New functions.
11179 (main): Improve tagging of kludge types. Remove old kludges
11180 for input.h types; use define_location_structures.
11181 * gengtype.h: Update prototypes. Define token codes here.
11182 * Makefile.in: Remove all references to gengtype-yacc.
11183 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11185 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11186 add GTY((skip)) to the field that's only conditionally there.
11187 * doc/install.texi: Document that Bison is no longer required
11188 unless building treelang.
11190 * gengtype.c: Don't include gtyp-gen.h.
11191 (srcdir): Declare here.
11192 (base_files, lang_dir_names): Allocate dynamically.
11193 (gt_files, num_gt_files, num_lang_dirs): New globals.
11194 (measure_input_list, read_input_line, read_input_list)
11195 (set_lang_bitmap): New functions.
11196 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11197 simplify, relying on read_input_list to set up the bitmaps.
11198 (main): Arguments are no longer unused. Check for correct number
11199 of command line arguments, set srcdir and srcdir_len, then call
11200 read_input_list, before doing anything else. No need to worry
11201 about duplicates in main loop.
11202 * configure.ac: Simplify the calculation of all_gtfiles.
11203 Put language tags in there. Don't set or substitute
11204 all_gtfiles_files_langs or all_gtfiles_files_frags.
11205 * Makefile.in: Revamp the way gengtype is invoked, now that it
11206 takes a file on its command line with a much simpler format.
11207 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11208 (GTFILES): Remove duplicates and C source files.
11209 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11210 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11211 * configure: Regenerate.
11213 * gengtype.h: Remove all type definitions to gengtype.c; leave
11214 only definitions of options_p, type_p, and pair_p as opaque
11215 pointers. Update prototypes.
11216 * gengtype.c: Many type definitions moved here from gengtype.h.
11217 Consolidate type definitions at the top of the file.
11218 (xvasprintf): Delete.
11219 (xasprintf): Make static.
11220 (create_nested_pointer_option): Add 'next' parameter.
11221 (create_field_all, create_field_at): New functions.
11222 (create_field): Now a thin wrapper around create_field_all.
11223 (create_optional_field): Rename create_optional_field_ and add
11224 line argument. Original name is now a macro which supplies
11226 (oprintf): Use vsnprintf directly.
11227 (close_output_files): Use fatal rather than perror/exit.
11228 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11229 (main): Set progname. Don't use exit.
11230 * gengtype-yacc.y (struct_fields): Use create_field_at.
11231 (option, optionseqopt): Delete.
11232 (optionseq): Consolidate productions from option here so we
11233 can use the first argument to create_option.
11235 * gengtype-lex.l: Distinguish unions from structures in the
11236 token type. Don't call find_structure; return the tag as a string.
11237 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11238 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11239 string. Reorganize typedef_struct production accordingly.
11240 Use create_nested_ptr_option.
11241 * gengtype.c (create_nested_ptr_option): New function.
11242 * gengtype.h: Declare it.
11244 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11245 (string_type): Don't declare.
11246 (do_scalar_typedef): Declare.
11247 (create_scalar_type): Update prototype.
11248 * gengtype.c (string_type): Make static.
11249 (scalar_nonchar, scalar_char): New.
11250 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11251 (resolve_typedef): Use scalar_nonchar for error recovery.
11252 (create_scalar_type): Remove name_len field. Return scalar_char
11253 or scalar_nonchar as appropriate.
11254 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11255 to use string_type.
11256 (throughout): Use scalar_nonchar instead of calling
11257 create_scalar_type, whenever possible.
11258 (main): Initialize scalar_char and scalar_nonchar before calling
11260 * gengtype-lex.l: Adjust for removal of second argument to
11261 create_scalar_type. Use yylval.s instead of yylval.t when
11263 * gengtype-yacc.y: Type of SCALAR is string. Call
11264 create_scalar_type from type:SCALAR rule. Adjust for removal of
11265 second argument to create_scalar_type.
11267 * vec.h: Remove all #if IN_GENGTYPE blocks.
11268 Add comment saying that changes may require adjustments to gengtype.
11269 * gengtype.c: Don't include coretypes.h or tm.h.
11270 Add comment to inclusion of errors.h.
11271 (note_def_vec, note_def_vec_alloc): New functions.
11272 * gengtype.h: Declare new functions.
11273 * gengtype-lex.l: Don't include coretypes.h.
11274 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11276 (update_lineno): Remove unnecessary prototype.
11277 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11278 (VEC rule): Just return VEC_TOKEN.
11279 * gengtype-yacc.y (VEC_TOKEN): New token type.
11280 (type): Add a production for VEC(a,b).
11281 * Makefile.in: Update dependencies.
11283 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11284 typedefs that use the old PARAMS macro.
11286 * gengtype-lex.l: Remove all rules and states relating to yacc
11288 * gengtype-yacc.y: Similarly.
11289 * gengtype.c (note_yacc_type): Delete function.
11290 * gengtype.h: Update prototypes.
11292 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11294 * tree-pretty-print.c (dump_generic_node): Report precision of
11295 unnamed integer types.
11297 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11299 * ifcvt.c (noce_try_store_flag_constants): Don't check
11300 no_new_pseudos here.
11301 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11302 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11303 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11304 noce_try_sign_mask): Likewise.
11305 (if_convert): Check no_new_pseudos here.
11307 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11309 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11310 (noce_get_condition): Handle new then_else_reversed argument.
11311 (noce_init_if_info): Remove, fold into noce_find_if_block.
11312 (noce_process_if_block): Take a struct noce_if_info as the
11313 argument. Don't set up one based on ce_if_info. Update pointer
11314 references accordingly.
11315 (cond_move_process_if_block): Likewise.
11316 (process_if_block): Removed.
11317 (find_if_block): Removed. Move functionality two new functions,
11318 noce_find_if_block and cond_exec_find_if_block.
11319 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11320 blocks and the symmetric IF-ELSE-JOIN case.
11321 (cond_exec_find_if_block): Also new function mostly based on old
11322 find_if_block and process_if_block.
11323 (find_if_header): Replace find_if_block call with separately
11324 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11325 (find_cond_trap): Update noce_get_condition call.
11326 (dead_or_predicable): Likewise.
11328 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11330 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11332 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11333 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11334 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11335 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11336 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11337 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11338 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11339 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11340 __builtin_ia32_psrad128 builtins.
11342 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11344 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11345 * config/i386/constraints.md
11346 (define_constraint "I"): Use IN_RANGE macro.
11347 (define_constraint "J"): Ditto.
11348 (define_constraint "K"): Ditto.
11349 (define_constraint "M"): Ditto.
11350 (define_constraint "N"): Ditto.
11351 (define_constraint "O"): Ditto.
11352 * config/i386/predicates.md
11353 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11354 (define_predicate "const_0_to_3_operand"): Ditto.
11355 (define_predicate "const_0_to_7_operand"): Ditto.
11356 (define_predicate "const_0_to_15_operand"): Ditto.
11357 (define_predicate "const_0_to_63_operand"): Ditto.
11358 (define_predicate "const_0_to_255_operand"): Ditto.
11359 (define_predicate "const_1_to_31_operand"): Ditto.
11360 (define_predicate "const_2_to_3_operand"): Ditto.
11361 (define_predicate "const_4_to_7_operand"): Ditto.
11363 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11365 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11366 in SImode for save_world.
11367 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11370 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11372 PR tree-optimization/30784
11373 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11376 2007-03-25 Revital Eres <eres@il.ibm.com>
11378 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11379 Fold movement_possibility function into it.
11381 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11383 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11384 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11385 (call_indirect_nonlocal_darwin64): Same.
11386 (call_nonlocal_darwin64): Same.
11387 (call_value_indirect_nonlocal_darwin64): Same.
11388 (call_value_nonlocal_darwin64): Same.
11389 (sibcall_nonlocal_darwin64): Same.
11390 (sibcall_value_nonlocal_darwin64): Same.
11391 (sibcall_symbolic_64): Same.
11392 (sibcall_value_symbolic_64): Same.
11393 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11395 (rs6000_emit_load_toc_table): Same.
11396 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11397 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11399 (divss_call): Same.
11400 (divus_call): Same.
11401 (quoss_call): Same.
11402 (quous_call): Same.
11403 (load_toc_v4_pic_si): Same
11404 (load_toc_v4_PIC_1): Same.
11405 (load_toc_v4_PIC_1b): Same.
11406 (call_indirect_aix{32,64}): Same.
11407 (call_value_indirect_aix{32,64}): Same.
11409 (call_value): Same.
11410 (call_local{32,64}): Same.
11411 (call_value_local{32,64}): Same.
11412 (call_indirect_nonlocal_aix{32,64}): Same.
11413 (call_nonlocal_aix{32,64}): Same.
11414 (call_value_indirect_nonlocal_aix{32,64}): Same.
11415 (call_value_nonlocal_aix{32,64}): Same.
11416 (call_indirect_nonlocal_sysv<mode>): Same.
11417 (call_nonlocal_sysv<mode>): Same.
11418 (call_value_indirect_nonlocal_sysv<mode>): Same.
11419 (call_value_nonlocal_sysv<mode>): Same.
11421 (sibcall_local{32,64}): Same.
11422 (sibcall_value_local{32,64}): Same.
11423 (sibcall_nonlocal_aix{32,64}): Same.
11424 (sibcall_value_nonlocal_aix{32,64}): Same.
11425 (sibcall_nonlocal_sysv<mode>): Same.
11426 (sibcall_value): Same.
11427 (sibcall_value_nonlocal_sysv<mode>): Same.
11429 2007-03-24 Paul Brook <paul@codesourcery.com>
11431 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11432 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11434 2007-03-24 Richard Henderson <rth@redhat.com>
11436 * config/ia64/constraints.md: New file.
11437 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11438 satisfies_constraint_?.
11439 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11440 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11441 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11442 ia64_output_mi_thunk): Likewise.
11443 (ia64_const_ok_for_letter_p): Remove.
11444 (ia64_const_double_ok_for_letter_p): Remove.
11445 (ia64_extra_constraint): Remove.
11446 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11447 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11448 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11449 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11450 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11451 EXTRA_MEMORY_CONSTRAINT): Remove.
11452 * config/ia64/ia64.md: Include constriants.md. Replace
11453 CONST_OK_FOR_? with satisfies_constraint_?.
11455 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11456 H.J. Lu <hongjiu.lu@intel.com>
11458 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11460 (name macros): Use DPD_BID_NAME to convert names properly.
11462 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11463 decimal floating point format.
11464 (init_floating_libfuncs): Change decimal functions so that they
11465 have a "bid_" prefix if the decimal system uses the BID format,
11466 and "dpd_" prefix if the decimal system uses the DPD format.
11467 (init_interclass_conv_libfuncs): Ditto.
11468 (init_intraclass_conv_libfuncs): Ditto.
11470 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11471 using the BID format.
11473 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11474 whether we are using the BID decimal format.
11475 * configure: Regenerate.
11477 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11478 the compiler has decimal floating point enabled. Define
11479 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11482 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11483 using the BID format.
11485 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11486 whether we are using the BID decimal format.
11487 * configure: Regenerate.
11489 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11490 the compiler has decimal floating point enabled. Define
11491 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11494 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11495 options, and that it is enabled for i386/x86_64 systems.
11497 * Makefile.in (enable_decimal_float): New.
11499 (DECNUMINC): Add -I$(DECNUMFMT).
11500 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11501 to $(DECNUMFMT) from $(DECNUM).
11503 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11504 Substitute enable_decimal_float.
11505 * configure: Regenerated.
11508 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11511 * configure.ac: Enable decimal float for x86_64-*-linux*.
11512 * configure: Regenerated.
11515 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11516 decimal128ClearSign to flip and clear the sign bit in decimal128.
11517 (decimal_real_maxval): Set decimal128SetSign to set the sign
11520 2007-03-23 Ian Lance Taylor <iant@google.com>
11522 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11524 2007-03-23 Ian Lance Taylor <iant@google.com>
11526 * tree-dump.c (dump_files): Correct comment.
11528 2007-03-23 Ian Lance Taylor <iant@google.com>
11530 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11532 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11534 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11535 in cfglayout mode. Don't go into and out of cfglayout mode.
11536 Link the blocks in the order of the constructed traces.
11537 (rest_of_handle_tracer): Adjust call to tracer.
11538 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11539 Don't go into cfglayout mode.
11540 (rtl_loop_done): Don't go out of cfglayout mode.
11541 * cfglayout.c (relink_block_chain): New function, split out from...
11542 (fixup_reorder_chain): ...here. Remove redundant checking.
11543 (cfg_layout_finalize): Don't clear the header, footer, and aux
11544 fields here, move the code to do so to relink_block_chain. Likewise
11545 for free_original_copy_tables.
11546 * rtl.h (tracer): Update prototype.
11547 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11548 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11549 mode. Use relink_block_chain to serialize the CFG according to the
11550 new basic block order. Move targetm.cannot_modify_jumps_p check from
11552 (gate_handle_reorder_blocks): ...to here.
11553 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11555 (gate_duplicate_computed_gotos): ...to here.
11556 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11557 something always changes when going into and out of cfglayout mode.
11558 Perform an expensive cfg cleanup while going into cfglayout mode.
11559 Always update liveness information on HAVE_conditional_execution
11560 targets. Reserialize the basic blocks and go out of cfglayout mode.
11561 * reg-stack.c: Include cfglayout.h.
11562 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11563 the call to reorder_basic_blocks.
11564 * basic-block.h (reorder_basic_blocks): Update prototype.
11565 (relink_block_chain): New prototype.
11566 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11568 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11570 * config/mips/mips.md (type, hazard, *movdi_32bit,
11571 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11572 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11573 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11574 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11575 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11577 (movcc): Change first xfer to multi.
11578 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11579 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11580 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11581 config/mips/generic.md: Change reservations using "xfer" to use
11583 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11584 using match_operand.
11585 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11586 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11588 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11590 2007-03-22 Richard Henderson <rth@redhat.com>
11592 * config/i386/i386.c: Remove unnecessary function declarations.
11593 Move targetm definition, and all related macros, to the end of
11594 the file. Resort some functions to put definitions before uses.
11595 (ix86_attribute_table): Make static. Move to end of file.
11596 (ix86_gimplify_va_arg): Make static.
11598 2007-03-22 Richard Henderson <rth@redhat.com>
11600 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11601 don't increase local_regparm with force_align_arg_pointer check.
11602 (ix86_function_sseregparm): Assert 32-bit.
11603 (type_has_variadic_args_p): New.
11604 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11605 type_has_variadic_args_p.
11606 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11607 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11608 use memset instead. Do maybe_vaarg check first; skip attribute
11609 tests if true; skip attribute tests for 64-bit.
11610 (construct_container): Remove TARGET_DEBUG_ARG.
11611 (function_arg_advance_32, function_arg_advance_64): Split out ...
11612 (function_arg_advance): ... from here.
11613 (function_arg_32, function_arg_64): Split out ...
11614 (function_arg): ... from here.
11615 (ix86_pass_by_reference): Tidy.
11616 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11617 (function_value_32): New, from parts of ix86_function_value
11618 and ix86_value_regno.
11619 (function_value_64): New, from parts of ix86_function_value
11620 and ix86_libcall_value.
11621 (ix86_function_value_1): New.
11622 (ix86_function_value, ix86_libcall_value): Use it.
11623 (return_in_memory_32, return_in_memory_64): Split out ...
11624 (ix86_return_in_memory): ... from here.
11625 (ix86_struct_value_rtx): Skip for 64-bit.
11626 (ix86_libcall_value, ix86_value_regno): Remove.
11627 (setup_incoming_varargs_64): Split out ...
11628 (ix86_setup_incoming_varargs): ... from here.
11629 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11630 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11631 * config/i386/i386-protos.h (ix86_function_value): Remove.
11632 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11634 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11637 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11638 infinities not supported, otherwise emit warning if -Woverflow. On
11639 underflow, emit warning if -Woverflow.
11640 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11642 * real.h (real_from_string): Update declaration
11644 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11645 Richard Henderson <rth@redhat.com>
11647 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11648 * calls.c (compute_argument_block_size, expand_call,
11649 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11650 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11651 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11652 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11653 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11654 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11655 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11656 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11659 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11661 * c-incpath.c (add_sysroot_to_chain): New.
11662 (merge_include_chains): Add sysroot argument. Call
11663 add_sysroot_to_chain if sysrooted.
11664 (register_include_chains): Update call to merge_include_chains.
11665 * doc/cppopts.texi: Document use of '=' in include directory
11668 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11670 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11671 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11672 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11673 insn pattern using X87MODEF12 mode macro.
11675 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11677 * regmove.c (regmove_optimize): Use reg_mentioned_p
11678 instead of reg_overlap_mentioned_p for DST.
11680 2007-03-21 Mike Stump <mrs@apple.com>
11682 * c.opt: Fixup for Objective-C/C++.
11684 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11686 * explow.c (convert_memory_address): Fold memory reference when
11687 POINTERS_EXTEND_UNSIGNED < 0
11689 2007-03-21 Richard Henderson <rth@redhat.com>
11692 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11693 * config/i386/mmintrin.h (__m64): Likewise.
11694 * config/i386/xmmintrin.h (__m128): Likewise.
11696 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11698 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11699 (VXWORKS_OS_CPP_BUILTINS): Define.
11700 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11701 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11703 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11705 * rtl.h (constant_pool_reference_p): Delete.
11706 (find_constant_src): Declare.
11707 * rtlanal.c (find_constant_src): New function.
11708 * simplify-rtx.c (constant_pool_reference_p): Delete.
11709 * config/i386/i386.md: Use find_constant_src instead of
11710 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11712 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11714 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11715 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11717 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11719 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11720 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11721 (arm_elf_asm_constructor): Use it.
11722 (arm_elf_asm_destructor): New function.
11724 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11726 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11728 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11730 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11732 2007-03-19 Andrew Haley <aph@redhat.com>
11734 PR tree-optimization/31264
11735 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11736 VIEW_CONVERT_EXPRs.
11738 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11740 PR rtl-optimization/30907
11741 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11742 (fwprop_init): Always call loop_optimizer_initialize.
11743 (fwprop_done): Always call loop_optimizer_finalize.
11744 (fwprop): We always have loop info now.
11745 (gate_fwprop_addr): Remove.
11746 (pass_fwprop_addr): Use gate_fwprop as gate.
11748 PR rtl-optimization/30841
11749 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11750 df_chain_alloc): Call df_reorganize_refs unconditionally.
11751 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11752 refs_organized to refs_organized_size.
11753 (df_ref_create_structure): Use refs_organized_size instead of
11754 bitmap_size if refs had been organized, and keep refs_organized_size
11756 * df.h (struct df_ref_info): Change refs_organized to
11757 refs_organized_size.
11758 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11761 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11763 * except.c (output_function_exception_table): Do not reference the
11764 EH personality routine for functions that do not require an
11767 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11770 * c-typeck.c (convert_for_assignment): Call comptypes for
11771 RECORD_TYPE or UNION_TYPE.
11773 PR inline-asm/30505
11774 * reload1.c (reload): Do invalid ASM checking after
11775 cleanup_subreg_operands.
11777 2007-03-19 Jeff Law <law@redhat.com>
11779 * tree-cfg.c (find_taken_edge): Tighten conditions for
11780 optimizing computed gotos.
11782 2007-03-19 Michael Matz <matz@suse.de>
11784 * builtins.c (expand_builtin_sync_operation,
11785 expand_builtin_compare_and_swap,
11786 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11789 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11790 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11793 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11795 * doc/tm.texi: Add brackets around the return type of
11796 TARGET_SECONDARY_RELOAD.
11798 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11799 Richard Guenther <rguenther@suse.de>
11801 PR tree-optimization/31254
11802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11803 Use handled_component_p () where appropriate. Continue
11804 propagating into the rhs if we propagated into an INDIRECT_REF
11807 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11809 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11810 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11811 (xde, xdee): Mode attributes adjusted to support DFP modes.
11812 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11813 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11814 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11815 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11816 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11817 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11818 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11820 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11821 "movsf"): Insn definitions removed.
11822 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11823 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11824 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11826 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11827 "reload_in<mode>", "reload_out<mode>"): Expander added.
11828 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11831 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11833 * config/s390/s390.md: Only non-functional changes. Renamed
11834 FPR mode macro to BFP all over the file.
11836 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11838 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11839 (op_type attribute): RRF instruction type added.
11840 (fT0): New mode attribute.
11841 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11842 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11843 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11844 instruction no secondary memory is needed when moving DFmode values
11845 between GPRs and FPRs.
11847 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11849 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11850 inverted and documentation adjusted.
11851 ("mhard-dfp", "msoft-dfp"): New options.
11852 * config/s390/s390.c (s390_handle_arch_option): New architecture
11854 (override_options): Sanity checks for the new options added.
11855 * config.gcc: New architecture switch: z9-ec.
11856 * config/s390/s390.h (processor_flags): PF_DFP added.
11857 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11858 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11859 when the bit is NOT set so remove it from the defaults.
11861 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11863 * genemit.c (main): Print include statement for dfp.h.
11864 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11867 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11869 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11871 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11874 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11875 instead of PATTERN.
11877 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11879 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11880 attr_length_call, output_call, output_indirect_call): Cleanup
11881 formatting of targetm calls.
11883 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11885 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11887 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11889 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11890 reservation, bypass and anti-bypass descriptions for these
11891 instructions. Update move patterns.
11892 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11895 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11897 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11898 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11899 (get_initial_def_for_reduction): Likewise.
11901 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11903 Fix PR tree-optimization/29922
11904 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11905 (get_representative): Removed.
11906 (value_dies_in_block_x): Update for rvuse removal.
11907 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11908 (compute_antic_aux): Handle when PHI nodes appear in
11909 non-single-successors.
11910 (dump_bitmap_of_names): Removed.
11911 (compute_antic_safe): Renamed and removed rvuse calculation.
11912 Calculate only antic safe.
11913 (insert_into_preds_of_block): Remove assert.
11914 (execute_pre): Update for renamed functions.
11915 (defer_or_phi_translate_block): New function.
11917 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11919 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11920 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11922 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11923 Follow spelling conventions.
11925 * tree-data-ref.h: Remove the prototype for analyze_array.
11927 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11929 PR tree-optimization/31041
11930 * tree-vect-transform.c (get_initial_def_for_induction): Call
11931 force_gimple_operand.
11933 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11935 * ipa-type-escape.c (look_for_casts) : Revert code to use
11936 handled_component_p due to ada test a-numaux.adb.
11938 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11940 * final.c (final_scan_insn): Alter the condition of a
11941 conditional trap if we have nonstandard CC.
11943 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11945 * configure.ac: Remove excess quoting from asm line 0 test.
11946 * configure: Rebuilt.
11948 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11950 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11951 * c-common.c (convert_and_check): Move warning logic to...
11952 (warnings_for_convert_and_check): ...here. Define.
11953 * c-common.h (warnings_for_convert_and_check): Declare.
11955 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11957 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11958 (output_call): Likewise.
11960 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11962 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11964 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11966 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11968 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11970 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11971 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11973 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11975 PR tree-optimization/31183
11976 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11977 Use double_int instead of unsigned int for representing access_strides.
11978 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11980 2007-03-16 Richard Guenther <rguenther@suse.de>
11982 PR tree-optimization/31146
11983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11984 to allow recursion of forward_propagate_addr_expr.
11985 (forward_propagate_addr_into_variable_array_index): Likewise.
11986 (forward_propagate_addr_expr): Likewise.
11987 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11988 (forward_propagate_addr_expr_1): Recurse on simple copies
11989 instead of propagating into them. Do so for useless conversions
11991 (forward_propagate_addr_expr): Clean up unused statements after
11994 2007-03-16 Richard Guenther <rguenther@suse.de>
11996 * builtins.c (expand_builtin_cexpi): Use the right argument
11997 for the expansion via cexp.
11999 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12001 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12002 * configure: Rebuilt.
12004 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12007 * dwarf2out.c (force_type_die): Adjust comment.
12008 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12010 2007-03-15 DJ Delorie <dj@redhat.com>
12012 * config/frv/predicates.md (minmax_operator): Don't check operands
12015 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12017 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12018 Update constant estimates of number of iterations.
12019 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12020 argument renamed to "realistic".
12021 (compute_estimated_nb_iterations): Removed.
12022 (record_niter_bound): New function.
12023 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12024 call record_nonwrapping_iv with upper = false.
12025 (infer_loop_bounds_from_signedness): Pass upper argument to
12026 record_nonwrapping_iv.
12027 (estimate_numbers_of_iterations_loop): Do not call
12028 compute_estimated_nb_iterations. Record estimate based on profile
12029 information. Initialize the constant estimates of number of
12031 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12033 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12034 number of iterations is too small.
12035 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12036 (EST_NOT_AVAILABLE): Removed.
12037 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12038 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12041 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12043 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12044 Handle NE_EXPR guards.
12046 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12049 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12050 Set also -pedantic-errors by default for the preprocessor unless
12051 -fpermissive is given.
12053 2007-03-15 Richard Guenther <rguenther@suse.de>
12055 PR middle-end/29719
12056 PR middle-end/31161
12057 * builtins.c (expand_builtin_cexpi): As a fallback if we
12058 don't have builtins for sincos or cexp create a function
12059 declaration for cexp and expand to a call to that.
12060 (expand_builtin_int_roundingfn): Always fall
12061 back to floor/ceil and its variants even if they may be
12064 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12066 PR middle-end/31159
12067 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12068 jump tables, move the call to delete_dead_jumptables from here...
12069 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12070 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12071 don't allow merging of blocks that try_redirect_by_replacing_jump
12072 also does not handle when not optimizing.
12074 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12075 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12077 * config/i386/i386.md (x86_sahf_1): Correctly handle
12080 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12083 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12084 x86_64_general_operand as operand[2] predicate. Remove "iF"
12085 from operand constraints and use "e" constraint instead.
12086 (*subti3_1, *subti3_1 splitter): Ditto.
12087 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12088 operand[1] predicate.
12090 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12092 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12093 arrays, multiply the access strides by the size of the sub-array.
12094 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12096 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12098 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12099 the configured assembler supports the sahf mnemonic.
12100 * configure: Regenerate.
12101 * config.in: Regenerate.
12103 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12104 emit "sahf" or ".byte\t0x9e" as asm template.
12106 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12109 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12110 option to replace hard coded TARGET_xxx in md file.
12111 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12112 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12113 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12114 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12115 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12116 (X86_TUNE_NOT_VECTORMODE): Ditto.
12117 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12118 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12119 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12120 (TUNE_SLOW_IMUL_IMM8): Ditto.
12121 (TUNE_MOVE_M1_VIA_OR): Ditto.
12122 (TUNE_NOT_UNPAIRABLE): Ditto.
12123 (TUNE_NOT_VECTORMODE): Ditto.
12125 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12128 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12129 tuning options instead of hard coded TARGET_xxx.
12130 (fix ssemode peephole2's): Ditto.
12131 (imul peephole2's): Ditto.
12133 (movdi_or_rex64): Ditto.
12134 (move peephole2): Ditto.
12135 (not peephole2's): Ditto.
12137 2007-03-14 Dirk Mueller <dmueller@suse.de>
12139 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12140 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12141 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12143 * c-parser.c (c_parser_do_statement): Warn about empty body in
12144 do/while statement.
12145 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12146 * doc/invoke.texi (-Wempty-body): Update documentation.
12148 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * c-common.h (warn_for_div_by_zero): Declare.
12152 * c-common.c (warn_for_div_by_zero): Define.
12153 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12156 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12158 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12159 to PREFIX and STANDARD_PREFIX.
12161 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12162 Phil Edwards <phil@codesourcery.com>
12164 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12165 (__gthread_once_t): Remove busy field for RTPs.
12166 (__GTHREAD_ONCE_INIT): Update accordingly.
12168 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12170 * doc/invoke.texi: Document VxWorks options.
12172 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12174 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12176 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12178 PR tree-optimization/30590
12179 * tree-nrv.c (tree_nrv): Check for the partial update of the
12182 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12184 * flags.h (flag_random_seed): Remove declaration, in favor of...
12185 * toplev.h (get_random_seed, set_random_seed): ... these.
12186 * tree.c (get_file_function_name): Use the former.
12187 * opts.c (common_handle_option): Use the latter.
12190 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12192 PR middle-end/31127
12193 * cse.c (cse_find_path): Do not bail out if a basic block that
12194 we already visited now becomes part of a path that starts at a
12195 different basic block. Just disallow this, to make sure we
12196 visit each basic block at most once.
12198 2007-03-13 Jan Hubicka <jh@suse.cz>
12200 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12201 attributes, when profile esitmate is present, calls with very low
12202 frequency are cold.
12204 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12206 PR tree-optimization/30730
12207 PR tree-optimization/26900
12208 * tree-ssa-loop-niter.c: Include gmp.h.
12209 (bounds): New type.
12210 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12211 split_to_var_and_offset, determine_value_range,
12212 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12213 bound_difference, bounds_add, bounds_negate,
12214 number_of_iterations_ne_max, dump_affine_iv): New functions.
12215 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12216 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12217 difference of initial and final value of control iv to validate
12219 (number_of_iterations_cond): Add loop parameter. Determine bounds
12220 on the difference of the extremes of the control iv. Add dumps.
12221 (expand_simple_operations): Handle phi nodes.
12222 (simplify_using_initial_conditions): Do not record used conditions.
12223 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12224 Do not set additional_info.
12225 (implies_nonnegative_p, implies_ge_p): Removed.
12226 (derive_constant_upper_bound): Do not use parameter `additional'.
12227 (record_estimate): Parameter `additional' removed. Parameter
12228 `i_bound' added. Do not call derive_constant_upper_bound.
12229 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12230 bound the number of iterations estimate.
12231 (estimate_numbers_of_iterations_loop): Pass the estimate from
12232 the number of iterations analysis to record_estimate.
12233 * tree.h (multiple_of_p): Declare.
12234 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12235 (scev_const_prop): Do not check expression_expensive_p.
12236 * fold-const.c (multiple_of_p): Exported.
12237 * double-int.c (double_int_mask): Exported.
12238 * double-int.h (double_int_mask): Declare.
12239 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12240 field. Added max field.
12242 2007-03-13 David Taylor <taylor@candd.org>
12245 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12248 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12251 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12252 two unamed patterns.
12254 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12256 * config/i386/i386.opt (mcx16, msahf): New options.
12257 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12258 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12260 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12261 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12262 Output -mcx16 and -msahf options when corresponding bit is set.
12264 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12265 and -msahf options.
12267 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12269 * configure.ac: Test for assembler tolerance to # 0 "".
12270 * configure, config.in: Rebuilt.
12271 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12273 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12275 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12277 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12278 (handle_syscall): Handle direct system calls.
12279 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12281 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12283 * doc/invoke.texi: Fix cpp.info cross-reference.
12284 * doc/passes.texi: Fix gcc.info cross-reference.
12286 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12288 PR tree-optimization/30835
12289 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12290 bb_for_stmt is not NULL before accessing it.
12292 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12294 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12297 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12300 * doc/install.texi: Document --enable-stage1-languages
12302 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12304 * tree-pass.h (pass_into_cfg_layout_mode,
12305 pass_outof_cfg_layout_mode): Declare.
12306 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12307 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12308 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12309 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12311 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12313 * c-decl.c (warn_variable_length_array): New function.
12314 Refactored from grokdeclarator to handle warn_vla
12315 and handle unnamed array case.
12316 (grokdeclarator): Refactored VLA warning case.
12317 * c.opt (Wvla): New flag.
12318 * doc/invoke.texi (Wvla): New warning.
12320 2007-03-12 Richard Henderson <rth@redhat.com>
12322 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12323 (TARGET_SECTION_TYPE_FLAGS): New.
12325 2007-03-12 Richard Henderson <rth@redhat.com>
12327 * config/darwin.c (machopic_reloc_rw_mask): New.
12328 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12329 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12331 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12333 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12334 * cppdefault.h (cpp_PREFIX): Document.
12335 (cpp_PREFIX_len): Likewise.
12336 (cpp_EXEC_PREFIX): New variable.
12337 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12338 * c-incpath.c (add_standard_paths): Correct logic for relocating
12339 paths within prefix.
12341 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12343 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12344 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12346 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12347 fix_truncdfdi_sse using SSEMODEF mode macro.
12348 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12349 fix_truncdfsi_sse using SSEMODEF mode macro.
12350 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12351 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12353 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12355 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12356 elfos.h to tm_file.
12358 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12360 * tree.h : Add multiple_of_p declaration.
12361 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12362 * ipa-type-escape.c (results_of_malloc): Redundant.
12363 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12364 (cast_type): Extended with new members.
12365 (check_cast): Returns cast_type.
12366 (cast): New structure for data of walk_use_def_chains.
12367 (is_malloc_result, is_cast_from_non_pointer_1,
12368 is_cast_from_non_pointer,
12369 is_array_access_through_pointer_and_index): New functions.
12370 (look_for_casts): Returns cast types.
12371 (check_call): Returns void.
12372 (okay_pointer_operation): Use support of pointer plus index,
12373 pointer plus constant and allow all multiplications.
12375 2007-03-11 Richard Guenther <rguenther@suse.de>
12377 PR tree-optimization/31115
12378 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12379 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12380 A shift count of zero is not special as with *_DIV_EXPR.
12381 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12384 2007-03-11 Ian Lance Taylor <iant@google.com>
12386 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12387 the *_DIV_EXPR codes correctly with overflow infinities.
12389 2007-03-11 Ira Rosen <irar@il.ibm.com>
12391 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12392 indicate success/failure of the analysis. Add negation to subtrahend
12393 in case of subtraction. Fail if both operands contain constants.
12394 (create_data_ref): Fail if analyze_offset fails.
12396 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12398 * config/i386/i386.md (frndintxf2): Rename to ...
12399 (rintxf2): ... this. Remove expander having same name.
12400 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12401 (roundsf2, rounddf2): Ditto.
12402 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12403 (lround<mode>di2, lround<mode>si2): Ditto.
12405 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12407 * lower-subreg.c: Include except.h.
12408 (decompose_multiword_subregs): Verify that the only control flow
12409 insns we can split are loads to multi-words pseudos.
12410 Handle breaking such blocks after splitting, instead of calling
12411 find_many_sub_basic_blocks.
12413 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12414 on the new basic block. Add a lengthy comment explaining why we
12415 thought this was necessary.
12416 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12418 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12421 * tree.c (walk_type_fields): Recurse into the element type of
12422 ARRAY_TYPEs if there is a pointer set.
12424 2007-03-10 Dirk Mueller <dmueller@suse.de>
12426 * c-common.c (warn_logical_operator): Fix condition.
12428 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12430 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12432 * config/darwin.c (machopic_select_section): Remove superfluous
12433 argument in call to categorize_decl_for_section. Remove unused
12436 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12438 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12440 * configure: Regenerate.
12442 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12445 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12446 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12447 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12448 Add LABEL_NUSES to emitted label.
12449 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12450 branch probability value to emitted jump insn.
12451 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12452 Do not check life information and do not re-arrange input operands
12453 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12455 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12457 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12458 the change of decode_asm_operands.
12460 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12462 * mode-switching.c (create_pre_exit): Skip blockage insn.
12464 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12466 * tree-pass.h (TODO_update_smt_usage): Remove.
12468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12472 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12474 * pa.c (attr_length_call): Revise condition for long
12475 pc-relative branch.
12476 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12477 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12478 sequence on SOM target.
12480 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12482 * gcc.c: Document %{, in big comment at top.
12483 (input_suffix_matches): Remove special handling for .s and
12485 (input_spec_matches): New.
12486 (handle_braces): Handle %{,.
12487 (validate_switches): ',' indicates a value which is not a switch.
12488 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12489 to detect assembler input.
12490 * config/i386/sol2.h (CPP_SPEC): Likewise.
12491 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12492 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12493 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12494 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12495 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12496 -m64 causes deployment target to default to 10.5.
12497 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12499 2007-03-09 Richard Henderson <rth@redhat.com>
12502 * target.h (targetm.asm.out.reloc_rw_mask): New.
12503 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12504 (TARGET_ASM_OUT): Use it.
12505 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12506 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12507 use the new reloc_rw_mask target hook instead.
12508 (default_section_type_flags_1): Merge into...
12509 (default_section_type_flags): ... here.
12510 (decl_readonly_section_1): Merge into...
12511 (decl_readonly_section): ... here.
12512 (default_elf_select_section_1): Merge into...
12513 (default_elf_select_section): ... here.
12514 (default_unique_section_1): Merge into...
12515 (default_unique_section): ... here.
12516 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12517 (default_select_rtx_section): Use it.
12518 (default_elf_select_rtx_section): Likewise.
12519 * output.h: Update to match.
12520 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12521 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12522 (TARGET_ASM_RELOC_RW_MASK): New.
12523 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12524 to categorize_decl_for_section.
12525 (x86_64_elf_unique_section): Likewise.
12526 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12527 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12528 (TARGET_ASM_RELOC_RW_MASK): New.
12529 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12530 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12531 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12532 (TARGET_RWRELOC): Remove.
12533 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12534 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12535 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12536 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12537 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12538 (rs6000_xcoff_select_section): Use decl_readonly_section.
12539 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12540 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12541 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12542 (TARGET_SECTION_TYPE_FLAGS): Remove.
12543 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12545 2007-03-09 Roger Sayle <roger@eyesopen.com>
12547 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12548 complex constant equality/inequality comparisons for here.
12549 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12550 known at compile-time or can be simplified to a scalar comparison.
12551 (fold_relational_const): Move compile-time evaluation of complex
12552 constant equality/inequality comparisons to here.
12554 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12556 PR rtl-optimization/30643
12557 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12559 (fold_rtx): Recurse, like before 2006-11-03.
12561 2007-03-09 DJ Delorie <dj@redhat.com>
12563 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12566 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12568 PR tree-optimization/30375
12569 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12570 LHS of statements is not the same.
12571 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12573 2007-03-09 Chao-ying Fu <fu@mips.com>
12575 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12577 * doc/invoke.texi (-mdspr2): Document new option.
12578 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12579 New unspec for DSP REV 2.
12580 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12581 these instructions are extended in DSP REV 2.
12582 (mips-dspr2.md): Include.
12583 * config/mips/mips.opt (mdspr2): New option.
12584 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12585 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12586 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12587 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12588 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12589 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12590 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12592 (bdesc_map): Add one field of unsupported_target_flags.
12593 (bdesc_arrays): Update entries to have extra fields. Add
12595 (mips_init_builtins): Initialize new function types.
12596 Check unsupported_target_fileds to filter out builtins.
12597 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12599 (ASM_SPEC): Pass mdspr2 to the assembler.
12600 * config/mips/mips-dspr2.md: New file.
12602 2007-03-09 Sa Liu <saliu@de.ibm.com>
12604 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12606 2007-03-09 Ian Lance Taylor <iant@google.com>
12608 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12609 argument) like -Wstrict-overflow=2.
12610 * doc/invoke.texi (Warning Options): Update documentation.
12612 2007-03-09 Dirk Mueller <dmueller@suse.de>
12615 * doc/invoke.texi (-Wlogical-op): Document.
12616 * common.opt (-Wlogical-op): New.
12617 * c-common.h (warn_logical_operator): Declare.
12618 * c-common.c (warn_logical_operator): Define.
12619 * c-typeck.c (parser_build_binary_op): Call
12620 warn_logical_operator.
12622 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12624 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12625 * final.c (final_scan_insn): Test for non-"" file name.
12627 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12629 * doc/loop.texi: Document the Omega linear constraints solver.
12630 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12631 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12632 omega-hash-table-size, omega-max-keys, and
12633 omega-eliminate-redundant-constraints.
12634 * tree-pass.h (pass_check_data_deps): Declared.
12637 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12638 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12639 pass_check_data_deps): New.
12640 * tree-data-ref.c (init_data_ref): Remove declaration.
12641 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12642 (analyze_array): Renamed init_array_ref, move up initializations.
12643 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12644 Removed arguments that are set to NULL.
12645 (analyze_indirect_ref): Correct indentation, correct call to
12647 (object_analysis): Call init_array_ref instead of analyze_array.
12648 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12649 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12650 of DR_ACCESS_FNS_ADDR.
12651 (init_omega_eq_with_af, omega_extract_distance_vectors,
12652 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12653 ddr_consistent_p): New.
12654 (compute_affine_dependence): Check consistency of ddrs when
12655 flag_check_data_deps is passed.
12656 (analyze_all_data_dependences): Uncomment.
12657 (tree_check_data_deps): New.
12658 * tree-data-ref.h: Include omega.h.
12659 (DR_ACCESS_FNS_ADDR): Removed.
12660 (data_dependence_relation): Add inner_loop.
12661 (DDR_INNER_LOOP): New.
12662 * common.opt (fcheck-data-deps): New.
12663 * tree-flow.h (tree_check_data_deps): Declare.
12664 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12665 (OBJS-common): Depend on omega.o.
12667 * passes.c (pass_check_data_deps): Scheduled.
12668 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12669 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12670 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12671 PARAM_VECT_MAX_VERSION_CHECKS,
12672 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12674 2007-03-09 Richard Guenther <rguenther@suse.de>
12676 PR tree-optimization/30904
12677 PR middle-end/31058
12678 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12679 the same way as *_DIV_EXPR.
12681 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12683 * recog.c (decode_asm_operands): No mixed declarations and code.
12685 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12687 * rtl.def (ASM_INPUT): Add location.
12688 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12689 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12690 (decode_asm_operands): Add loc operand.
12691 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12692 * stmt.c (expand_asm): Rename to...
12693 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12694 gen_rtx_ASM_INPUT_loc.
12695 (expand_asm_expr): Adjust.
12696 * recog.c (decode_asm_operands): Add loc operand.
12697 (check_asm_operands, extract_insn): Adjust.
12698 * reload1.c (maybe_fix_stack_asms): Likewise.
12699 * final.c (asm_insn_count): Likewise.
12700 (final_scan_insn): Output # line before and after asm.
12702 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12704 * tree-ssa-structalias.c (variable_info): Remove
12706 (new_var_info): Ditto.
12707 (shared_bitmap_info_t): New structure.
12708 (shared_bitmap_table): New variable.
12709 (shared_bitmap_hash): New function.
12710 (shared_bitmap_eq): Ditto
12711 (shared_bitmap_lookup): Ditto.
12712 (shared_bitmap_add): Ditto.
12713 (merge_smts_into): Change to take bitmap directly.
12714 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12715 (init_alias_vars): Init shared bitmap hashtable.
12716 (delete_points_to_sets): Delete shared bitmap hashtable.
12717 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12718 is_aliased removal as a change that was still necessary was
12721 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12723 * config/i386/i386.h (override_options): Conditionally disable
12724 x86_sahf for 64bit targets only.
12726 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12729 * c-decl.c (merge_decls): Don't call make_var_volatile.
12730 * varasm.c (make_var_volatile): Remove.
12731 * output.h (make_var_volatile): Remove.
12733 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12735 PR tree-optimization/31085
12736 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12738 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12740 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12741 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12742 ATTR_CONST_NOTHROW_LIST.
12744 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12747 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12749 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12751 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12754 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12756 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12757 passed, use shared libgcc.
12759 2007-03-08 Roger Sayle <roger@eyesopen.com>
12761 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12762 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12763 (honor_protect_cleanup_actions, lower_try_finally_switch):
12765 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12766 ifc_temp_var): Likewise.
12767 * tree-inline.c (setup_one_parameter): Likewise.
12768 * tree-mudflap.c (mf_decl_cache_locals,
12769 mf_build_check_statement_for): Likewise.
12770 * tree-nested.c (init_tmp_var, save_tmp_var,
12771 finalize_nesting_tree_1): Likewise.
12772 * tree-outof-ssa.c (insert_copy_on_edge,
12773 insert_backedge_copies): Likewise.
12774 * tree-profile.c (tree_gen_edge_profiler,
12775 tree_gen_ic_profiler): Likewise.
12776 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12777 * tree-sra.c (sra_build_assignment): Likewise.
12778 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12779 * tree-ssa-math-opts.c (insert_reciprocals,
12780 execute_cse_sincos_1): Likewise.
12781 * tree-tailcall.c (adjust_accumulator_values,
12782 adjust_return_value): Likewise.
12783 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12784 * tree-vect-transform.c (vect_create_data_ref_ptr,
12785 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12786 vect_create_epilog_for_reduction, vectorizable_reduction,
12787 vectorizable_call, vectorizable_conversion,
12788 vectorizable_assignment, vectorizable_operation,
12789 vectorizable_type_demotion, vect_gen_widened_results_half,
12790 vect_permute_store_chain, vectorizable_store,
12791 vect_setup_realignment, vect_permute_load_chain,
12792 vectorizable_load, vectorizable_condition,
12793 vect_create_cond_for_align_checks): Likewise.
12794 * tree-vrp.c (build_assert_expr_for): Likewise.
12796 2007-03-08 Ian Lance Taylor <iant@google.com>
12798 * tree-vrp.c: Include "intl.h".
12799 (usable_range_p): New static function.
12800 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12801 overflowed values, juts set *strict_overflow_p.
12802 (compare_values): Only return -2 if one of the operands is not a
12804 (compare_ranges): Call usable_range_p.
12805 (compare_range_with_value): Likewise.
12806 (vrp_evaluate_conditional_warnv): Rename from
12807 vrp_evaluate_conditional. Make static. Change all callers.
12808 (vrp_evaluate_conditional): New function.
12809 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12810 on signed overflow.
12811 (simplify_abs_using_ranges): Likewise.
12812 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12813 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12814 within_stmt parameter.
12815 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12816 vrp_evaluate_conditional.
12817 * tree-ssa-threadedge.c
12818 (record_temporary_equivalences_from_stmts_at_dest): Change
12819 simplify parameter to take a second tree parameter.
12820 (simplify_control_stmt_condition): Likewise.
12821 (thread_across_edge): Likewise.
12822 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12823 (thread_across_edge): Likewise.
12824 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12826 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12828 * config/i386/i386.h (TARGET_SAHF): New define.
12829 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12830 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12831 (x86_sahf): New global variable.
12832 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12833 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12834 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12835 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12837 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12838 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12839 when expanding fcomi/sahf based tests.
12840 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12841 expanding sahf based alternative. Emit sahf based sequence when
12842 optimizing for code size.
12843 * config/i386/i386.md (x86_sahf_1): Do not disable for
12844 TARGET_64BIT, enable for TARGET_SAHF.
12846 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12848 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12849 spurious whitespace from error message.
12851 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12854 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12856 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12858 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12860 * tree-sra.c (instantiate_element): Propagate disabled warnings
12861 from the element itself to the created variable.
12863 2007-03-07 Richard Henderson <rth@redhat.com>
12866 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12867 silently fix up the stack in the case of a missing register.
12869 2007-03-07 Paul Brook <paul@codesourcery.com>
12871 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12873 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12875 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12877 (phase1_vrs): Use them.
12878 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12879 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12880 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12881 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12882 __gnu_Unwind_Restore_WMMXC if required.
12883 (_Unwind_VRS_Pop): Implement iWMMXt support.
12884 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12885 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12886 gnu_Unwind_Save_WMMXC): Define.
12888 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12890 * config/vxworks.h (vxworks_override_options): Declare.
12891 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12892 * config/vxworks.c: Include target.h and toplev.h.
12893 (vxworks_override_options): New function.
12894 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12896 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12898 * config/s390/s390.c (override_options): Don't emit an error when
12899 -mstack-size is used without providing -mstack-guard.
12900 (s390_emit_prologue): Choose stack_guard value automatically if not
12901 provided via command line.
12902 * doc/invoke.texi: Adjust description of -mstack-guard and
12905 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12907 * config/i386/i386.c (output_set_got): Add a GOT initialization
12908 sequence for VxWorks PIC.
12909 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12910 around labels as well as symbols. Use gotoff_operand instead
12911 of local_symbolic_operand.
12912 (legitimize_pic_address): Use gotoff_operand instead of
12913 local_symbolic_operand. Use @GOT accesses for labels as
12915 (ix86_output_addr_diff_elt): Use PC-relative rather than
12916 GP-relative offsets for VxWorks PIC.
12917 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12918 no_new_pseudos. Check whether the returned register is op0.
12919 * config/i386/i386.md (tablejump): Use PC-relative rather than
12920 GP-relative offsets for VxWorks PIC.
12921 * config/i386/predicates.md (gotoff_operand): New predicate.
12923 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12925 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12927 * config/vxworks-dummy.h: New file.
12928 * config/i386/i386.h: Include it.
12930 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12932 * dwarf2out.c (is_inlined_entry_point): New
12933 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12934 DW_AT_ranges if the first subblock is the entry point.
12936 2007-03-06 David Daney <ddaney@avtrex.com>
12938 * doc/install.texi (mips-*-*): Change recommended binutils
12941 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12943 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12944 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12946 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12947 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12949 2007-03-06 Jan Hubicka <jh@suse.cz>
12951 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12952 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12954 (probably_cold_bb_p): Cold functions are cold.
12955 (probably_never_executed_bb_p): Cold functions are cold.
12956 (tree_bb_level_predictions): Predict calls to cold functions as not
12958 (compute_function_frequency): Check hot/cold attributes.
12959 * function.h (function_frequency): Update comments.
12960 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12961 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12962 (c_common_att): Add cold and hot.
12964 * doc/extend.texi (hot,cold attributes): Document.
12966 2007-03-06 Andrew Haley <aph@redhat.com>
12968 * function.c (expand_function_end): Move blockage to just after we
12969 emit the label for the naked return from the function.
12971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12973 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12976 2007-03-06 Jan Hubicka <jh@suse.cz>
12978 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12979 loaded for constant large models. Non-large 64bit PIC can do.
12980 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12981 * cmodel.h: Add LARGE PIC.
12982 * i386.md (UNSPEC_PLTOFF): New.
12983 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12985 (*call_1_rex64): Disable for large models.
12986 (*call_1_rex64_large): New.
12987 (*call_value_1_rex64): Disable for large models.
12988 (*call_value_1_rex64_large): New.
12989 (set_rip_rex4): New.
12990 (set_got_offset_rex64): New.
12991 * predicates.md (constant_call_address_operand): For large model
12992 constant calls are not possible.
12993 * i386-protos.h (construct_plt_address): Declare.
12994 * i386.c (override_options): Accept large models.
12995 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12996 (legitimate_constant_p): Add new UNSPECs.
12997 (legitimate_pic_operand_p): Likewise.
12998 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12999 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13001 (output_pic_addr_const): Add PLTOFF.
13002 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13003 (ix86_expand_move): Legitimize pic address when in PIC mode.
13004 (construct_plt_address): New function.
13005 (ix86_expand_call): Offload the address to register and use GOT
13006 pointer for large model.
13007 * invoke.texi (mcmodel=large): Update documentation.
13009 2007-03-06 Richard Henderson <rth@redhat.com>
13011 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13012 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13013 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13014 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13015 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13016 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13017 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13018 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13019 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13020 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13021 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13022 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13023 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13024 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13025 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13026 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13027 x86_schedule, x86_use_bt, x86_pad_returns,
13028 x86_use_xchgb): Merge into ...
13029 (ix86_tune_features): ... here. New array.
13030 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13031 x86_bswap): Merge into ...
13032 (ix86_arch_features): ... here. New array.
13033 (x86_3dnow_a): Remove.
13034 (x86_accumulate_outgoing_args): Make static.
13035 (x86_arch_always_fancy_math_387): Make static.
13036 (ix86_tune_mask, ix86_arch_mask): Move ...
13037 (override_options): ... to local variables here. Apply the
13038 appropriate mask to each element of ix86_arch_features and
13039 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13040 as were done in the old macros.
13041 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13042 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13043 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13044 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13045 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13046 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13047 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13048 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13049 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13050 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13051 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13052 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13053 x86_accumulate_outgoing_args, x86_prologue_using_move,
13054 x86_epilogue_using_move, x86_decompose_lea,
13055 x86_arch_always_fancy_math_387, x86_shift1,
13056 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13057 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13058 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13059 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13060 x86_use_incdec, x86_pad_returns, x86_bswap,
13061 x86_partial_flag_reg_stall): Remove.
13062 (enum ix86_tune_indices): New.
13063 (ix86_tune_features): New.
13064 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13065 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13066 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13067 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13068 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13069 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13070 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13071 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13072 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13073 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13074 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13075 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13076 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13077 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13078 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13079 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13080 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13081 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13082 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13083 TARGET_EXT_80387_CONSTANTS): Use it.
13084 (enum ix86_arch_indices): New.
13085 (ix86_arch_features): New.
13086 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13087 TARGET_BSWAP): Use it.
13088 (ix86_tune_mask, ix86_arch_mask): Remove.
13090 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13093 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13094 Define using $${sysroot_headers_suffix}.
13095 * configure: Regenerate.
13096 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13097 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13099 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13100 * gcc.c (print_sysroot_headers_suffix): New.
13101 (option_map): Include --print-sysroot-headers-suffix.
13102 (display_help): Mention -print-sysroot-headers-suffix.
13103 (process_command): Handle -print-sysroot-headers-suffix.
13104 (do_spec_1): Append multilib directory to include-fixed path if
13105 sysroot suffixes in use.
13106 (main): Handle -print-sysroot-headers-suffix.
13107 * Makefile.in (start.encap): Don't depend on xlimits.h
13108 (xlimits.h): Remove.
13109 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13110 limits.h for each multilib in fixinc_list.
13111 (fixinc_list, s-fixinc_list): New.
13112 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13113 generate them for each multilib in fixinc_list.
13114 (stmp-fixproto): Use include-fixed. Run fixproto for each
13115 multilib in fixinc_list.
13116 (mostlyclean): Don't remove xlimits.h.
13117 (clean): Remove include-fixed.
13118 (real-install-headers-tar, real-install-headers-cpio,
13119 real-install-headers-cp): Don't copy include, only include-fixed.
13120 (install-mkheaders): Depend on fixinc_list. Don't depend on
13121 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13122 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13123 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13125 2007-03-06 Jan Hubicka <jh@suse.cz>
13127 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13130 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13132 * configure.ac: Allow tm_file to contain build-directory files.
13133 * configure: Regenerate.
13134 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13135 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13136 * config/m68k/print-sysroot-suffix.sh: New file.
13138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13140 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13141 of pic_offset_table_rtx if reload_completed.
13142 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13143 PIC_OFFSET_TABLE_REGNUM.
13144 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13146 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13147 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13149 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13151 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13152 functions that call eh_return.
13154 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13156 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13157 functions that need a constant pool.
13159 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13162 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13163 (m68k_preferred_reload_class): Likewise.
13164 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13165 (SECONDARY_RELOAD_CLASS): Define.
13166 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13167 (LIMIT_RELOAD_CLASS): Delete.
13168 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13169 registers from storing bytes.
13170 (m68k_secondary_reload_class): New function.
13171 (m68k_preferred_reload_class): Likewise.
13173 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13175 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13177 (m68k_expand_prologue): Likewise.
13179 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13181 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13182 (mips_expand_epilogue): Add a bool parameter.
13183 (m68k_legitimize_sibcall_address): Declare.
13184 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13185 (m68k_expand_epilogue): Add a parameter to select between sibling
13186 and normal epilogues. Only generate a return for the latter.
13187 (m68k_ok_for_sibcall_p): New function.
13188 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13189 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13190 (sibcall_value, *sibcall_value): Likewise.
13191 (*call, *call_value): Require !SIBLING_CALL_P.
13192 (epilogue): Update call to m68k_expand_epilogue.
13193 (sibcall_epilogue): New pattern.
13194 * config/m68k/predicates.md (const_call_operand): Say that this
13195 predicate applies to sibling calls too.
13196 (sibcall_operand): New predicate.
13198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13200 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13201 alternatives as movsi_cf.
13202 (movsf_cf_hard): Add commentary.
13204 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13205 Richard Sandiford <richard@codesourcery.com>
13207 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13208 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13209 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13210 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13211 as being live on exit from an interrupt function.
13212 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13213 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13214 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13215 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13216 (m68k_interrupt_function_p): Globalize.
13217 (m68k_compute_frame_layout): Remove reverse mask code.
13218 (m68k_emit_movem, m68k_set_frame_related): New functions.
13219 (m68k_output_function_prologue): Delete in favor of...
13220 (m68k_expand_prologue): ...this new function.
13221 (m68k_output_function_epilogue): Delete in favor of...
13222 (m68k_expand_epilogue): ...this new function.
13223 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13225 (print_operand): Handle %?.
13226 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13227 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13228 (prologue, epilogue): New patterns.
13229 (return): Turn into a define_expand.
13230 (*return): New pattern, derived from old "return" pattern. Use rte
13231 rather than rts for interrupt functions. Only use rtd if the pop
13233 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13234 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13235 (link, *link, unlink, *unlink, load_got): Likewise.
13237 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13241 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13242 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13243 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13244 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13245 and m68k_matches_u_p.
13246 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13247 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13248 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13249 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13250 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13251 (REG_STRICT_P): New macro.
13252 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13253 PCREL_GENERAL_OPERAND_OK.
13254 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13255 m68k_legitimate_base_reg_p.
13256 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13257 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13258 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13259 * config/m68k/m68k.c (m68k_address): New structure.
13260 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13261 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13262 (m68k_jump_table_ref_p, m68k_decompose_address)
13263 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13264 (m68k_matches_u_p): New functions.
13265 (print_operand_address): Rewrite to use m68k_decompose_index.
13267 2007-03-05 David Taylor <dtaylor@emc.com>
13269 * gcc.c: Correct copyright date in --version output.
13271 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13273 * pa.md: In unamed move patterns, disparge copies between general
13274 and floating point registers using '?' modifier. Don't include 'f'
13275 constraint for register preferences in DImode, SImode, HImode and
13276 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13277 Remove constraints for copies between general and floating registers
13278 in soft-float DFmode pattern.
13279 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13283 2007-03-05 Mike Stump <mrs@apple.com>
13285 * c-common.c (targetcm): Add.
13286 * c-opts.c (c_common_handle_option): Handle language specific
13288 * opts.c (handle_option): Verify language for target options, if
13290 * opth-gen.awk: Add CL_LANG_ALL.
13291 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13292 (TARGETCM_INITIALIZER): Add.
13293 * target.h (struct gcc_targetcm): Add.
13295 * targhooks.c (default_handle_c_option): Add.
13296 * targhooks.h (default_handle_c_option): Add.
13297 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13299 * config/darwin.opt (iframework): Add.
13300 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13301 * config/darwin-c.c (handle_c_option): Add.
13302 (TARGET_HANDLE_C_OPTION): Add.
13304 * doc/invoke.texi (Darwin Options): Add -iframework.
13306 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13308 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13311 2007-03-05 Ian Lance Taylor <iant@google.com>
13313 * c.opt (fgnu89-inline): New option.
13314 * c-opts.c (c_common_post_options): Set default value for
13316 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13317 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13319 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13320 (grokdeclarator, start_function): Likewise.
13321 * c-cppbuiltin.c (c_cpp_builtins): Define either
13322 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13323 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13324 (C Dialect Options): Document -fgnu89-inline.
13325 * doc/extend.texi (Function Attributes): Explain what the
13326 gnu_inline attribute does.
13327 * doc/cpp.texi (Common Predefined Macros): Document
13328 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13330 2007-03-05 Ian Lance Taylor <iant@google.com>
13332 PR tree-optimization/31034
13333 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13334 half-range if the other side is an overflow infinity.
13336 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13338 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13339 (bfin*-linux-uclibc*): New configuration.
13340 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13342 * config/bfin/linux.h: New file.
13343 * config/bfin/libgcc-bfin.ver: New file.
13344 * config/bfin/t-bfin-uclinux: New file.
13345 * config/bfin/t-bfin-linux: New file.
13346 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13347 (TARGET_OS_CPP_BUILTINS): New macro.
13349 2007-03-05 Richard Guenther <rguenther@suse.de>
13351 * fold-const.c (fold_binary): Remove duplicate folding
13352 of comparison of non-null ADDR_EXPR against null.
13354 2007-03-05 Richard Guenther <rguenther@suse.de>
13355 Dorit Nuzman <dorit@il.ibm.com>
13357 PR tree-optimization/26420
13358 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13359 are no loops in the function. Only print the number of
13360 vectorized loops if it is greater than zero or we are supposed
13361 to print information about unvectorized loops.
13363 2007-03-05 Revital Eres <eres@il.ibm.com>
13365 * gcc.dg/var-expand1.c: New test.
13366 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13367 when an accumulator is expanded.
13369 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13372 * c-common.c (convert_and_check): Don't give warnings for
13373 conversion if 'expr' already overflowed.
13375 2007-03-04 Roger Sayle <roger@eyesopen.com>
13377 PR middle-end/30744
13378 * fold-const.c (fold_comparison): Enforce type consistency when
13379 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13381 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13383 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13384 containing a cast to the base of TARGET_MEM_REF.
13386 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13388 * tree.c (tree_contains_struct_check_failed): Remove spurious
13389 whitespace from error message.
13391 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13394 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13395 instead of precision.
13397 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13398 Nathan Sidwell <nathan@codesourcery.com>
13400 * emit-rtl.c (find_auto_inc): New.
13401 (try_split): recreate REG_INC notes,
13402 Use regular for loops rather than whiles.
13404 2007-03-03 Andreas Schwab <schwab@suse.de>
13406 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13407 * configure: Regenerate.
13409 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13411 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13412 flag_rounding_math, not flag_unsafe_math_optimizations.
13414 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13416 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13417 alpha_fold_vector_minmax): Likewise.
13418 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13419 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13421 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13423 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13424 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13425 if the lhs has side-effects.
13426 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13428 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13430 * config/i386/i386.h (TUNEMASK): Remove define.
13431 (ARCHMASK): Remove define.
13432 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13433 Use ix86_arch_mask variable instead of ARCHMASK.
13434 * config/i386/i386.c (override_options): Ditto.
13435 (standard_80387_constant_p): Ditto.
13437 2007-03-02 Ian Lance Taylor <iant@google.com>
13439 Used signed infinities in VRP.
13440 * tree-vrp.c (uses_overflow_infinity): New static function.
13441 (supports_overflow_infinity): New static function.
13442 (make_overflow_infinity): New static function.
13443 (negative_overflow_infinity): New static function.
13444 (positive_overflow_infinity): New static function.
13445 (is_negative_overflow_infinity): New static function.
13446 (is_positive_overflow_infinity): New static function.
13447 (is_overflow_infinity): New static function.
13448 (overflow_infinity_range_p): New static function.
13449 (compare_values_warnv): New function split out of compare_values.
13450 (compare_value): Call it.
13451 (set_value_range_to_nonnegative): Add overflow_infinity
13452 parameter. Change caller.
13453 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13455 (vrp_expr_computes_nonzero): Likewise.
13456 (compare_ranges, compare_range_with_value): Likewise.
13457 (compare_name_with_value, compare_names): Likewise.
13458 (vrp_evaluate_conditional): Likewise.
13459 (set_value_range): Handle infinity
13460 (vrp_operand_equal_p, operand_less_p): Likewise.
13461 (extract_range_from_assert): Likewise.
13462 (vrp_int_const_binop): Likewise.
13463 (extract_range_from_binary_expr): Likewise.
13464 (extract_range_from_unary_expr): Likewise.
13465 (extract_range_from_comparison): Likewise.
13466 (extract_range_from_expr): Likewise.
13467 (dump_value_range): Likewise.
13468 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13469 (test_for_singularity): Likewise.
13470 (vrp_int_const_binop): Remove inline qualifier.
13471 (adjust_range_with_scev): Add comment.
13472 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13474 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13476 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13477 (get_constraint_for): Likewise.
13478 (do_structure_copy): Likewise.
13479 (find_func_aliases): Fix references to MODIFY_EXPR.
13480 (intra_create_variable_infos): Tidy.
13481 * tree-ssa-operands.c (add_virtual_operand): Add argument
13483 When adding members of alias sets, if IS_CALL_SITE is true and
13484 the symbol is not call-clobbered, skip it.
13485 Adjust all callers.
13487 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13489 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13490 entry by means of emit_insn_at_entry.
13492 2007-03-02 Richard Henderson <rth@redhat.com>
13494 * expr.h (promoted_input_arg): Remove decl.
13495 * function.c (promoted_input_arg): Merge into ...
13496 * combine.c (setup_incoming_promotions): ... only caller.
13497 Rearrange to avoid double loop.
13499 2007-03-02 Ben Elliston <bje@au.ibm.com>
13500 Peter Bergner <bergner@vnet.ibm.com>
13501 Janis Johnson <janis187@us.ibm.com>
13503 * config/rs6000/dfp.md: New file.
13504 * config/rs6000/rs6000.md: Include dfp.md.
13505 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13506 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13507 and TDmode decimal float modes in FP registers.
13508 (num_insns_constant): Likewise.
13509 (rs6000_legitimate_offset_address_p): Likewise.
13510 (rs6000_legitimize_address): Likewise.
13511 (rs6000_legitimize_reload_address): Likewise.
13512 (rs6000_legitimate_address): Likewise.
13513 (rs6000_emit_move): Likewise.
13514 (function_arg_boundary): Likewise.
13515 (function_arg_advance): Likewise.
13516 (rs6000_darwin64_record_arg_recurse): Likewise.
13517 (function_arg): Likewise.
13518 (rs6000_gimplify_va_arg): Likewise.
13519 (rs6000_split_multireg_move): Likewise.
13520 (rs6000_output_function_epilogue): Likewise.
13521 (rs6000_output_function_epilogue): Likewise.
13522 (rs6000_register_move_cost): Likewise.
13523 (rs6000_function_value): Likewise.
13524 (rs6000_libcall_value): Likewise.
13526 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13528 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13530 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13532 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13533 Use $MULTIDIR to choose between the kernel and RTP headers,
13534 and use $WIND_BASE and $WIND_USR to locate them.
13536 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.c (override_options): Put initialization of
13539 ix86_tune_mask and ix86_arch_mask to the correct place.
13541 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13542 Michael Meissner <michael.meissner@amd.com>
13545 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13546 (ARCHMASK): Define.
13547 (TARGET_CMOVE): Use ARCHMASK.
13548 (TARGET_CMPXCHG): Ditto.
13549 (TARGET_CMPXCHG8B): Ditto.
13550 (TARGET_XADD): Ditto.
13551 (TARGET_BSWAP): Ditto.
13552 * config/i386/i386.c (ix86_tune_mask): New global variable.
13553 (ix86_arch_mask): Ditto.
13554 (override_options): Initialize ix86_tune_mask and
13555 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13558 2007-03-02 Ben Elliston <bje@au.ibm.com>
13561 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13563 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13565 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13566 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13567 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13568 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13570 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13571 rs6000_init_dwarf_reg_sizes_extra): New.
13572 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13573 SPE register high parts.
13575 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13577 * Makefile.in: Add install-pdf target as
13578 copied from automake v1.10 rules.
13579 * configure.ac: Add install-pdf to target list.
13580 * configure: Regenerate.
13582 2007-03-01 Paul Brook <paul@codesourcery.com>
13584 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13585 modes to LDRD for DImode.
13586 (output_move_double): Fixup out of range ldrd/strd.
13587 (vfp_secondary_reload_class): Rename...
13588 (coproc_secondary_reload_class): ... to this. Add wb argument.
13589 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13590 coproc_secondary_reload_class for CLASS_IWMMXT.
13591 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13592 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13594 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13596 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13597 unroll factor by the estimated number of iterations.
13598 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13599 than prefetch latency.
13601 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13602 decode_caches_intel, detect_caches_intel): New functions.
13603 (host_detect_local_cpu): Use detect_caches_amd and
13604 detect_caches_intel.
13606 2007-03-01 Richard Henderson <rth@redhat.com>
13608 * expr.c (emit_move_complex_push): Export.
13609 (emit_move_complex_parts): Split out from ...
13610 (emit_move_complex): ... here.
13611 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13612 * config/i386/i386.md (movcdi): New.
13614 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13616 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13617 size of mode1 to check for tieable modes in MMX case.
13619 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13621 * Makefile.in (rtlanal.o): Depend on tree.h.
13622 * rtl.h (offset_within_section_p, split_const): Declare.
13623 * rtlanal.c: Include tree.h.
13624 (offset_within_block_p): New function, taken from
13625 mips_offset_within_object_p.
13626 (split_const): New function, taken from mips_split_const.
13627 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13629 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13630 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13631 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13632 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13633 (m68k_illegitimate_symbolic_constant_p): New function.
13634 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13635 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13636 symbolic constant that might be outside the symbol's section,
13637 move the symbol first and then add the offset.
13638 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13640 * config/mips/mips.c (mips_split_const): Delete.
13641 (mips_offset_within_object_p): Delete.
13642 (mips_symbolic_constant_p): Use offset_within_section_p and
13643 split_const instead of mips_offset_within_object_p and
13645 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13646 (mips_legitimize_const_move, print_operand_reloc)
13647 (mips_dangerous_for_la25_p): Use split_const instead of
13650 2007-02-28 Eric Christopher <echristo@apple.com>
13652 * Makefile.in (install-include-dir): Don't rm -rf include.
13654 2007-02-28 Richard Guenther <rguenther@suse.de>
13656 PR middle-end/30364
13657 * fold-const.c (fold_binary): Do not associate expressions
13658 with more than one variable for integer types that do not wrap.
13660 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13662 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13663 Delete, and replace with...
13664 (fold_builtin_call_array): This. Update callers to use it.
13665 * fold-const.c (fold_build_call_list): Delete, and replace with...
13666 (fold_build_call_array): This.
13667 (fold_build_call_list_initializer): Delete, and replace with...
13668 (fold_build_call_array_initializer): This.
13669 * tree.h: Update declarations to reflect above changes.
13671 * c-typeck.c (build_function_call): Store converted arguments
13672 in a stack-allocated array instead of building a list.
13673 (convert_arguments): Store arguments in the array passed in as an
13674 argument, and return the actual number of arguments.
13675 * c-format.c: (check_function_format): Pass arguments in an
13676 array instead of a list.
13677 * c-common.c (check_function_nonnull): Likewise.
13678 (check_function_sentinel): Likewise.
13679 (check_function_arguments): Likewise.
13680 * c-common.h: Update declarations to reflect above changes.
13682 2007-02-28 Jan Hubicka <jh@suse.cz>
13684 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13685 PRED_NEGATIVE_RETURN): Update outcomes.
13687 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13689 * calls.c (emit_library_call_value_1): Handle partial registers
13690 correctly when building up CALL_INSN_FUNCTION_USAGE.
13692 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13694 * pa/predicates.md (move_src_operand): Allow zero for mode.
13695 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13698 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13701 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13702 *movv2df_internal): Enable pattern only for valid operand
13704 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13705 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13707 2007-02-27 Mike Stump <mrs@apple.com>
13709 * config/darwin-crt3.c: Avoid compilation when compiling for a
13712 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13714 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13716 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13717 for fixed headers and limits.h.
13718 (install-include-dir, install-headers-tar, install-headers-cpio,
13719 install-headers-cp, real-install-headers-tar,
13720 real-install-headers-cpio, real-install-headers-cp): Handle
13721 include-fixed as well as include.
13722 (install-mkheaders): Don't install files that go only in include
13724 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13725 from GCC_INCLUDE_DIR.
13726 * gcc.c (process_command): Remove special -BstageN/ handling.
13727 (do_spec_1): Add include-fixed directories.
13729 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13731 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13733 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13735 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13738 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13740 * c-common.c (get_priority): Add check for
13741 SUPPORTS_INIT_PRIORITY.
13743 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13745 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13747 * config/bfin/bfin.c: Include "cfglayout.h".
13748 (MAX_LSETUP_DISTANCE): New macro.
13749 (struct loop_info): New members incoming, incoming_src and
13750 incoming_dest. Delete member predecessor.
13751 (length_for_loop): New function.
13752 (bfin_optimize_loop): Handle more different loop structures.
13753 (bfin_discover_loop): Rework detection of predecessor blocks by
13754 examining incoming edges.
13755 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13757 (bfin_reorder_loops): New function.
13758 (bfin_reorg_loops): Use these three new functions.
13760 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13761 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13762 (CONSTRAINT_LEN): Add entry for 'q'.
13763 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13764 Add 'q' constraints.
13765 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13766 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13768 * config/bfin/bfin.md (add_with_carry): New pattern.
13769 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13770 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13771 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13772 support unsigned multiplies too. Removed incorrect commutativity from
13773 operand 1 constraint where appropriate.
13774 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13776 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13777 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13779 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13780 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13781 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13782 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13783 usmulhisi_hh_huh): New patterns.
13785 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13786 lshifthi3): Fix output template to use half reg for operand 2.
13788 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13791 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13793 2007-02-27 Andreas Schwab <schwab@suse.de>
13795 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13797 2007-02-27 Jan Hubicka <jh@suse.cz>
13799 * predict.c (last_basic_block_p): Remove.
13800 (tree_estimate_probability): Update return heuristic for commonized
13803 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13805 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13807 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13809 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13810 * doc/cpp.texi: Standardize title page.
13811 * doc/cppinternals.texi: Likewise.
13812 * doc/gcc.texi: Standardize title page, remove version number
13813 from copyright page.
13814 * doc/gccint.texi: Likewise.
13815 * doc/install.texi: Standardize title page, add table of
13818 2007-02-26 Jan Hubicka <jh@suse.cz>
13820 * predict.def: Set outcomes according to more recent results.
13821 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13822 Remove dead predictors.
13823 * predict.c (return_prediction): Fix pasto.
13825 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13827 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13828 change; avoid a memory leak when returning early.
13830 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13832 * c-decl.c (static_ctors): Move to c-common.c.
13833 (static_dtors): Likewise.
13834 (finish_function): Use c_record_cdtor_fn.
13835 (build_cdtor): Move to c-common.c.
13836 (c_write_global_declarations): Use c_build_cdtor_fns.
13837 * c-common.h (static_ctors): Declare.
13838 (static_dtors): Likewise.
13839 (c_record_cdtor_fn): Likewise.
13840 (c_build_cdtor_fns): Likewise.
13841 * c-common.c (static_ctors): New variable.
13842 (static_dtors): Likewise.
13843 (c_record_cdtor_fn): New function.
13844 (build_cdtor): Move from c-decl.c
13845 (c_build_cdtor_fns): New function.
13847 * output.h (assemble_addr_to_section): Declare.
13848 (get_cdtor_priority_section): Likewise.
13849 * varasm.c (assemble_addr_to_section): New function.
13850 (get_cdtor_priority_section): Likewise.
13851 (default_named_section_asm_out_destructor): Use them.
13852 (destor_dtor_section_asm_out_destructor): Likewise.
13853 (default_named_section_asm_out_constructor): Likewise.
13854 (default_ctor_section_asm_out_constructor): Likewise.
13855 * config.gcc (*-*-vxworks*): Include vxworks.o.
13856 * config/t-vxworks (vxworks.o): New target.
13857 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13858 (TARGET_ASM_CONSTRUCTOR): Define.
13859 (TARGET_ASM_DESTRUCTOR): Likewise.
13860 (vxworks_asm_out_constructor): Declare.
13861 (vxworks_asm_out_destructor): Likewise.
13863 * c-common.c (get_priority): Check that we have not just an
13864 INTEGER_CST, but an integer constant with integeral type.
13866 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13868 PR tree-optimization/30938
13869 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13870 use &dt[nargs-1] instead of &dt[nargs] in the call to
13871 vect_is_simple_use().
13873 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13875 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13876 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13877 Do not attempt to handle MEM inside auto-inc expressions.
13878 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13879 of a register modified by an auto-inc expression. However, do handle
13880 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13881 (elimination_effects): Prohibit elimination of a register modified
13882 by an auto-inc expression. Disable register elimination rules whose
13883 target register is modified by an auto-inc expression with variable
13886 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13888 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13890 (array_at_struct_end_p): New function.
13891 (idx_infer_loop_bounds): Use it.
13892 (estimate_numbers_of_iterations_loop): Export.
13893 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13894 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13895 (tree_estimate_probability): Call record_loop_exits.
13896 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13897 (estimated_loop_iterations, estimated_loop_iterations_int,
13898 estimated_loop_iterations_tree): New functions.
13899 (analyze_siv_subscript_cst_affine,
13900 compute_overlap_steps_for_affine_1_2,
13901 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13902 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13903 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13904 (PRED_LOOP_ITERATIONS_GUESSED): New.
13905 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13906 * cfgloop.h (estimate_numbers_of_iterations_loop,
13907 estimated_loop_iterations_int): Declare.
13909 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13911 * doc/extend.texi: Document optional priority argument to
13912 constructors and destructors.
13913 * tree.c (init_priority_for_decl): Adjust GTY markers.
13914 (init_ttree): Use priority-info hash functions for
13915 init_priority_for_decl.
13916 (tree_map_eq): Rename to ...
13917 (tree_map_base_eq): ... this.
13918 (tree_map_marked_p): Rename to ...
13919 (tree_map_base_marked_p): ... this.
13920 (tree_map_base_hash): New function.
13921 (decl_init_priority_lookup): Rework.
13922 (decl_fini_priority_lookup): New function.
13923 (decl_priority_info): New function.
13924 (decl_init_priority_insert): Use it.
13925 (decl_fini_priority_insert): Likewise.
13926 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13928 (decl_restrict_base_insert): Likewise.
13929 (decl_debug_expr_insert): Likewise.
13930 (decl_value_expr_lookup): Likewise.
13931 (decl_value_expr_insert): Likewise.
13932 * tree.h (priority_type): New type.
13933 (decl_init_priority_lookup): Use priority_type.
13934 (decl_fini_priority_lookup): New function.
13935 (decl_init_priority_insert): Use priority_type.
13936 (decl_fini_priority_insert): New function.
13937 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13938 (DECL_INIT_PRIORITY): Likewise.
13939 (SET_DECL_INIT_PRIORITY): Add comment.
13940 (DECL_FINI_PRIORITY): New macro.
13941 (SET_DECL_FINI_PRIORITY): Likewise.
13942 (DEFAULT_INIT_PRIORITY): Document.
13943 (MAX_INIT_PRIORITY): Likewise.
13944 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13945 (tree_map_base): New type.
13946 (tree_map_base_eq): New function.
13947 (tree_map_base_hash): Likewise.
13948 (tree_map_base_marked_p): Likewise.
13949 (tree_map): Inherit from tree_map_base.
13950 (tree_map_eq): Make it a macro.
13951 (tree_map_marked_p): Likewise.
13952 (tree_int_map): Inherit from tree_map_base.
13953 (tree_int_map_eq): Make it a macro.
13954 (tree_int_map_hash): Likewise.
13955 (tree_int_map_marked_p): Likewise.
13956 (tree_priority_map): New type.
13957 (tree_priority_map_eq): New macro.
13958 (tree_priority_map_hash): Likewise.
13959 (tree_priority_map_marked_p): Likewise.
13960 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13962 (emutls_common_1): Likewise.
13963 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13964 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13965 of tree_map hierarchy.
13966 * tree-cfg.c (move_stmt_r): Likewise.
13967 (new_label_mapper): Likewise.
13968 * c-tree.h (c_expand_body): Move to ...
13969 * c-common.h (c_expand_body): ... here.
13970 * c-decl.c (c_expand_body): Move to ...
13971 * c-common.c (c_expand_body): ... here.
13972 (c_common_attribute_table): Allow 1 argument for the constructor
13973 and destructor attributes.
13974 (get_priority): New function.
13975 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13976 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13978 2007-02-24 Jan Hubicka <jh@suse.cz>
13980 PR middle-end/30509
13981 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13982 copying for inlining.
13984 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13985 Jan Hubicka <jh@suse.cz>
13988 * i386.c (counter_mode): New function.
13989 (expand_set_or_movmem_via_loop): Use it.
13990 (expand_movmem_epilogue): Likewise; fix pasto.
13991 (ix86_expand_movmem): Do emit guard even for constant counts.
13992 (ix86_expand_setmem): Likewise.
13994 2007-02-25 Nick Clifton <nickc@redhat.com>
13996 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13997 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13999 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14002 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14003 count argument with 0x10, not with 0x16.
14004 (expand_setmem_epilogue): Ditto.
14006 2007-02-24 Mike Stump <mrs@apple.com>
14008 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14011 2007-02-24 Richard Guenther <rguenther@suse.de>
14013 PR middle-end/30951
14014 * fold-const.c (fold_binary): Fold x +- CST op x for
14015 EQ_EXPR and NE_EXPR.
14017 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14019 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14021 2007-02-24 Jan Hubicka <jh@suse.cz>
14023 * cgraphunit.c (decide_is_function_needed): Honor
14024 -fkeep-inline-functions.
14026 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14028 * builtins.c (fold_builtin_modf): New.
14029 (fold_builtin_2): Use it.
14031 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14033 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14034 (determine_max_iter): Take additional LOOP arg; all callers changed.
14035 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14036 one using simplifications.
14037 (simplify_using_initial_values): Return if the expression becomes
14038 invalid due to altered regs.
14040 2007-02-23 DJ Delorie <dj@redhat.com>
14042 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14044 2007-02-23 Mike Stump <mrs@apple.com>
14046 * tlink.c (scan_linker_output): Parse linker messages from
14047 darwin9's linker better.
14049 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14052 * varpool.c (varpool_assemble_pending_decls): Set
14053 varpool_last_needed_node to null.
14055 2007-02-23 DJ Delorie <dj@redhat.com>
14057 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14058 alignment bigger than the object file can handle.
14060 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14063 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14064 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14065 (*movsf_1): Penalize MMX moves.
14067 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14069 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14070 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14072 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14074 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14076 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14077 (fold_builtin_1): Use them.
14078 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14079 BUILT_IN_SIGNIFICAND.
14081 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14083 * config/i386/i386.c (bdesc_1arg): Initialize
14084 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14085 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14086 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14087 and IX86_BUILTIN_MOVSLDUP.
14089 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14091 PR rtl-optimization/30841
14092 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14094 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14096 * builtins.c (fold_builtin_frexp): New.
14097 (fold_builtin_2): Use it.
14099 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14101 * doc/invoke.texi (Spec Files): Document getenv spec function.
14103 * gcc.c (getenv_spec_function): New function.
14104 (static_spec_functions): Add it.
14105 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14106 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14109 2007-02-22 Michael Matz <matz@suse.de
14112 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14113 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14115 2007-02-22 Ian Lance Taylor <iant@google.com>
14118 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14119 (mem_loc_descriptor): Call it.
14121 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14122 Ira Rosen <irar@il.ibm.com>
14124 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14126 2007-02-22 Ira Rosen <irar@il.ibm.com>
14128 PR tree-optimization/30843
14129 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14130 stores only after all the group is vectorized.
14132 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14134 PR tree-optimization/30858
14135 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14136 in the reduction cycle have a single use in the loop.
14137 * tree-vectorizer.h (relevant): Add documentation.
14139 2007-02-20 Mike Stump <mrs@apple.com>
14141 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14142 * configure: Regenerate.
14144 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14146 Change the defaults of some parameters and options.
14147 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14148 * config/spu/spu.c (spu_optimization_options): Add.
14149 (spu_override_options): Change params in spu_optimization_options.
14150 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14152 Register 127 is only 16 byte aligned when used as a frame pointer.
14153 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14154 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14155 HARD_FRAME_POINTER_REGNUM.
14156 (spu_legitimate_address): Use regno_aligned_for_reload.
14157 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14158 aligned when frame_pointer_needed is true.
14159 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14161 * config/spu/spu.h (INIT_EXPANDERS): Define.
14163 Make sure shift and rotate instructions have valid immediate operands.
14164 * config/spu/predicates.md (spu_shift_operand): Remove.
14165 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14166 * config/spu/constraints.md (W, O): Extend range.
14167 * config/spu/spu.md (umask, nmask): Define.
14168 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14169 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14170 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14171 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14172 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14173 (lshr<mode>3_reg): Fix rtl description.
14175 Make sure mulhisi immediate operands are valid.
14176 * config/spu/predicates.md (imm_K_operand): Add.
14177 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14179 Generate constants using fsmbi and andi.
14180 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14181 (print_operand, spu_split_immediate, classify_immediate,
14182 fsmbi_const_p): Handle IC_FSMBI2.
14184 Correctly handle a CONST_VECTOR containing symbols.
14185 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14186 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14187 (immediate_load_p): Allow symbols that use 2 instructions to create.
14188 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14189 with symbols when flag_pic is set.
14190 (const_vector_immediate_p): New.
14191 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14192 accept a CONST_VECTOR with symbols.
14193 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14194 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14196 * config/spu/spu.md (high, low): Delete.
14197 (low_<mode>): Define.
14199 Remove INTRmode and INTR_REGNUM, which didn't work.
14200 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14202 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14203 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14204 peephole2 pattern): Don't use INTR or 131.
14205 (movintrcc): Delete.
14206 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14207 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14208 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14209 (UNSPEC_SET_INTR): Add.
14210 * config/spu/spu-modes.def (INTR): Remove.
14212 More accurate warnings about run-time relocations.
14213 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14215 Correctly warn about immediate arguments to specific intrinsics.
14216 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14217 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14218 the instruction predicate.
14220 Fix tree check errors with latest update.
14221 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14223 (spu_expand_builtin): Use CALL_EXPR_FN.
14225 Add missing specific intrinsics.
14226 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14228 * config/spu/spu_internals.h: Ditto.
14230 Fix incorrect operand modifiers.
14231 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14232 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14234 Optimize one case of zero_extend of a vec_select.
14235 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14237 Accept any immediate for hbr.
14238 * config/spu/spu.md (hbr): Change s constraints to i.
14240 2007-02-21 Paul Brook <paul@codesourcery.com>
14242 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14243 condexec_count when skipping USE and CLOBBER.
14245 2007-02-21 Nick Clifton <nickc@redhat.com>
14247 * common.opt (Warray-bounds): Add Warning attribute.
14248 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14250 (fsized-zeroes): Add Optimization attribute.
14251 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14252 * c.opt (Wc++0x-compat): Add Warning attribute.
14254 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14256 PR middle-end/30761
14257 * reload1.c (eliminate_regs_in_insn): In the single_set special
14258 case, attempt to re-recognize the insn before falling back to
14259 having reload fix it up.
14261 2007-02-20 Eric Christopher <echristo@gmail.com>
14263 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14264 Rewrite accordingly.
14265 (frv_read_iacc_argument): Ditto.
14266 (frv_expand_set_builtin): Take a call instead of arglist, update for
14268 (frv_expand_unop_builtin): Ditto.
14269 (frv_expand_binop_builtin): Ditto.
14270 (frv_expand_cut_builtin): Ditto.
14271 (frv_expand_binopimm_builtin): Ditto.
14272 (frv_expand_voidbinop_builtin): Ditto.
14273 (frv_expand_int_void2arg): Ditto.
14274 (frv_expand_prefetches): Ditto.
14275 (frv_expand_voidtriop_builtin): Ditto.
14276 (frv_expand_voidaccop_builtin): Ditto.
14277 (frv_expand_load_builtin): Ditto.
14278 (frv_expand_store_builtin): Ditto.
14279 (frv_expand_mdpackh_builtin): Ditto.
14280 (frv_expand_mclracc_builtin): Ditto.
14281 (frv_expand_mrdacc_builtin): Ditto.
14282 (frv_expand_mwtacc_builtin): Ditto.
14283 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14286 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14288 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14289 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14291 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14292 point instructions.
14293 * configure: Regenerate.
14294 * config.in: Regenerate.
14295 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14296 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14297 masks to power6 and power6x and to POWERPC_MASKS.
14298 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14300 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14301 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14302 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14303 Access PROTOTYPE as variable, not mask.
14305 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14307 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14308 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14309 * combine.c (adjust_for_new_dest): Use it.
14310 * postreload.c (reload_combine): Likewise.
14312 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14314 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14315 notes on an insn with multiple sets, even if single_set returns
14316 non-NULL for that insn.
14318 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14320 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14321 scalbn and scalbln.
14323 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14325 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14326 if user didn't pass it.
14327 * config/i386/darwin.h (CC1_SPEC): Likewise.
14328 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14329 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14330 -mmacosx-version-min.
14332 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14333 Uros Bizjak <ubizjak@gmail.com>
14335 * optabs.h (enum optab_index): Add new OTI_scalb.
14336 (scalb_optab): Define corresponding macro.
14337 * optabs.c (init_optabs): Initialize scalb_optab.
14338 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14340 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14341 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14342 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14343 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14344 flag_unsafe_math_optimizations is set.
14346 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14347 to implement scalbf, scalb and scalbl built-ins as inline x87
14350 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14351 DJ Delorie <dj@redhat.com>
14354 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14355 (diagnostic_report_diagnostic): ... here, and turn them into real
14356 errors. If warnings are inhibited, no need to do anything.
14358 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14360 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14361 better code generation.
14363 2007-02-20 Ben Elliston <bje@au.ibm.com>
14365 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14367 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14369 * config/alpha/alpha.c, config/alpha/alpha.md,
14370 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14371 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14372 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14373 config/arm/lib1funcs.asm: Follow spelling conventions.
14375 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14376 config/fr30/fr30.md, config/i386/i386.h,
14377 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14378 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14379 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14380 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14381 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14382 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14383 config/sparc/sparc.c, config/sparc/sparc.h,
14384 config/sparc/sparc.md, config/spu/constraints.md,
14385 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14388 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14391 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14394 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14396 * doc/invoke.texi (-ftree-lrs): Remove.
14398 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14400 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14403 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14405 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14406 new CALL_EXPR_FN macro for retrieving the function
14407 declaration of the input expression.
14409 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14411 * c.opt (Waddress): New.
14412 * common.opt (Walways-true): Delete.
14413 (Wstring-literal-comparison): Delete.
14414 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14415 -Wstring-literal-comparison. Add -Waddress.
14417 (Walways-true): Delete.
14418 (Wstring-literal-comparison): Delete.
14419 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14420 consistently instead of -Walways-true in example.
14421 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14422 * c-typeck.c (parser_build_binary_op): Replace
14423 -Wstring-literal-comparison and -Walways-true with -Waddress.
14424 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14427 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14429 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14430 without DECL_STRUCT_FUNCTION initialized.
14432 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14434 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14435 due to calls to functions taking pointers as parameters.
14437 2007-02-19 Richard Henderson <rth@redhat.com>
14440 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14443 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14445 * config/s390/s390.c (s390_call_saved_register_used,
14446 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14447 accessed to the new scheme.
14449 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14451 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14452 (cris_print_index, cris_print_operand, cris_print_operand_address)
14453 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14454 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14455 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14456 GET_CODE () == xxx.
14457 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14458 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14459 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14460 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14461 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14462 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14463 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14464 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14465 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14466 (uminsi3, call, call_value): Ditto.
14467 (define_split: indir_to_reg_split, unnamed): Ditto.
14469 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14471 PR tree-optimization/30975
14472 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14475 2007-02-18 Eric Christopher <echristo@gmail.com>
14477 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14478 Remove use of arglist.
14479 (mips_expand_builtin): Remove use of arglist, pass in expr.
14480 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14481 (mips_expand_builtin_movtf): Ditto.
14482 (mips_expand_builtin_compare): Ditto.
14484 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14486 * tree-sra.c (sra_build_assignment): Replace assertion
14487 checking with a comment explaining why it can't be done.
14489 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14491 PR middle-end/30833
14492 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14493 during CALL_EXPR representation conversion.
14494 * tree-ssa-propagate.c (set_rhs): Likewise.
14496 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14498 * tree-sra.c (sra_build_assignment): Disable assertion checking
14501 2007-02-18 Roger Sayle <roger@eyesopen.com>
14503 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14504 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14505 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14507 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14508 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14509 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14510 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14511 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14512 force_gimple_operand): Likewise.
14513 * ipa-cp.c (constant_val_insert): Likewise.
14514 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14515 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14516 perfect_nestify): Likewise.
14517 * langhooks.c (lhd_omp_assignment): Likewise.
14518 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14519 lower_copyprivate_clauses, lower_send_clauses,
14520 lower_send_shared_vars, expand_parallel_call,
14521 expand_omp_for_generic, expand_omp_for_static_nochunk,
14522 expand_omp_for_static_chunk, expand_omp_sections,
14523 lower_omp_single_copy, lower_omp_for_lastprivate,
14524 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14525 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14526 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14529 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14531 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14532 config/sh/sh.md: Follow spelling conventions.
14534 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14535 config/frv/predicates.md: Follow spelling conventions.
14537 * config/m68k/linux-unwind.h: Fix a comment typo.
14538 * target.h: Follow spelling conventions.
14540 2007-02-18 Roger Sayle <roger@eyesopen.com>
14542 PR rtl-optimization/28173
14543 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14544 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14545 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14546 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14547 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14549 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14551 * builtins.c (fold_builtin_load_exponent): New.
14552 (fold_builtin_2): Use it.
14554 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14556 PR rtl-optimization/30773
14557 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14558 if we fail to attach a REG_EQUIV note.
14560 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14561 Roger Sayle <roger@eyesopen.com>
14563 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14565 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14567 * calls.c (initialize_argument_information): Pass original EXP
14568 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14569 code to split complex arguments here, as part of initializing the
14571 (expand_call): Remove code that builds a list of arguments and
14572 inserts implicit arguments into it. Instead, just count how many
14573 implicit arguments there will be so we can determine the size of
14574 the ARGS array, and let initialize_argument_information do the work.
14575 (split_complex_values): Delete unused function.
14577 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14579 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14581 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14583 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14584 for arg pointer based indexed addressing.
14586 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14588 * config/ia64/ia64.h, config/ia64/ia64.md,
14589 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14590 spelling conventions.
14592 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14594 * config/m68k/m68k.c (split_di): New.
14595 * config/m68k/m68k-protos.h: Declare split_di.
14596 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14597 Improve predicate handling and split constant shifts.
14599 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14601 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14602 parameter for register bitfield operations, general predicates
14605 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14607 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14608 * config/m68k/linux-unwind.h: New file.
14610 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14612 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14613 config/i386/athlon.md, config/ia64/ia64.md,
14614 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14615 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14616 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14617 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14618 tree-vect-transform.c: Fix comment typos.
14620 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14622 * sched-deps.c (find_insn_list): Remove.
14623 * sched-int.h: Remove the prototype for find_insn_list.
14625 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14627 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14629 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14630 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14631 darwin_rs6000_override_options.
14632 (C_COMMON_OVERRIDE_OPTIONS): Expect
14633 darwin_macosx_version_min to be non-NULL always.
14634 (TARGET_C99_FUNCTIONS): Likewise.
14635 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14636 (DARWIN_MINVERSION_SPEC): New.
14637 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14638 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14640 (DARWIN_MINVERSION_SPEC): New.
14641 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14643 * config/darwin-c.c (darwin_cpp_builtins): Expect
14644 darwin_macosx_version_min to be non-NULL always.
14646 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14648 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14650 * config/i386/i386.h (x86_use_xchgb): New.
14651 (TARGET_USE_XCHGB): New macro.
14652 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14653 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14654 Split after reload into bswaphi for shifts of 8.
14655 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14656 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14657 or when optimizing for size.
14659 2007-02-16 Richard Guenther <rguenther@suse.de>
14660 Christian Bruel <christian.bruel@st.com>
14662 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14663 DECLs but prefer SSA_NAMEs over DECLs.
14665 2007-02-16 Richard Guenther <rguenther@suse.de>
14667 * tree-flow-inline.h (single_imm_use_p): Remove.
14668 (zero_imm_uses_p): Likewise.
14669 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14670 instead of single_imm_use_p.
14671 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14674 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14677 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14678 nested double- and backquotes.
14680 2007-02-15 Roger Sayle <roger@eyesopen.com>
14682 PR middle-end/30391
14683 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14684 should be unreachable.
14685 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14686 For the time being redirect GIMPLE_MODIFY_STMT to the new
14687 (renamed) build_gimple_modify_stmt_stat.
14688 (build2_gimple_stat): Rename to...
14689 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14690 Always build a GIMPLE_MODIFY_STMT node.
14691 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14692 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14695 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14696 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14697 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14698 expand_complex_div_wide): Likewise.
14699 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14700 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14701 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14702 * tree-ssa-loop-manip.c (create_iv): Likewise.
14703 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14704 abs_replacement): Likewise.
14705 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14706 realify_fake_stores): Likewise.
14708 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14709 node rather than a GIMPLE_MODIFY_STMT node.
14710 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14711 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14713 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14714 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14715 GIMPLE_MODIFY_STMT.
14717 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14719 PR middle-end/30433
14720 * fold-const.c (fold_comparison): Add back the
14721 folding of constant complex comparisions.
14723 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14725 PR middle-end/30729
14726 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14727 effects unknown to this function, return early.
14729 2007-02-15 Ian Lance Taylor <iant@google.com>
14731 * lower-subreg.c (move_eh_region_note): New static function.
14732 (resolve_simple_move): Call it.
14733 (decompose_multiword_subregs): Track blocks for which we resolve a
14734 simple move which is also a control flow insn. Pass them to
14735 find_many_sub_basic_blocks.
14736 (pass_lower_subreg): Add TODO_verify_flow.
14737 (pass_lower_subreg2): Likewise.
14739 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14740 Brooks Moses <brooks.moses@codesourcery.com>
14741 Lee Millward <lee.millward@codesourcery.com>
14743 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14744 (VL_EXP_CLASS_P): New.
14745 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14747 (TREE_OPERAND_CHECK_CODE): Likewise.
14748 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14749 (TREE_RTL_OPERAND_CHECK): Likewise.
14750 (tree_operand_check_failed): Make second parameter the whole tree
14751 instead of its code. Fixed callers.
14752 (VL_EXP_CHECK): New.
14753 (TREE_OPERAND_LENGTH): New.
14754 (VL_EXP_OPERAND_LENGTH): New.
14755 (CALL_EXPR_FN): New.
14756 (CALL_EXPR_STATIC_CHAIN): New.
14757 (CALL_EXPR_ARGS): New.
14758 (CALL_EXPR_ARG): New.
14759 (call_expr_nargs): New.
14760 (CALL_EXPR_ARGP): New.
14761 (build_nt_call_list): Declare.
14762 (build_vl_exp_stat): Declare.
14763 (build_vl_exp): New.
14764 (build_call_list): Declare.
14765 (build_call_nary): Declare.
14766 (build_call_valist): Declare.
14767 (build_call_array): Declare.
14768 (call_expr_arg): Declare.
14769 (call_expr_argp): Declare.
14770 (call_expr_arglist): Declare.
14771 (fold_build_call_list): Declare.
14772 (fold_build_call_list_initializer): Declare.
14773 (fold_call_expr): Declare to replace fold_builtin.
14774 (fold_builtin_fputs): Update to agree with modified definition.
14775 (fold_builtin_strcpy): Likewise.
14776 (fold_builtin_strncpy): Likewise.
14777 (fold_builtin_memory_chk): Likewise.
14778 (fold_builtin_stxcpy_chk): Likewise.
14779 (fold_builtin_strncpy_chk): Likewise.
14780 (fold_builtin_next_arg): Likewise.
14781 (fold_build_call_expr): Declare.
14782 (fold_builtin_call_list): Declare.
14783 (fold_builtin_call_valist): Declare.
14784 (build_call_expr): Declare.
14785 (validate_arglist): Update to agree with modified definition.
14786 (tree_operand_length): New.
14787 (call_expr_arg_iterator): New.
14788 (init_call_expr_arg_iterator): New.
14789 (next_call_expr_arg): New.
14790 (first_call_expr_arg): New.
14791 (more_call_expr_args_p): New.
14792 (FOR_EACH_CALL_EXPR_ARG): New.
14794 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14795 and tcc_gimple_stmt.
14796 (tree_code_size): Update documentation. Use sizeof (tree) rather
14797 than sizeof (char *).
14798 (tree_size): Likewise. Add case for tcc_vl_exp.
14799 (tree_node_structure): Add case for tcc_vl_exp.
14800 (contains_placeholder_p): Likewise.
14801 (substitute_in_expr): Likewise.
14802 (substitute_placeholder_in_expr): Likewise.
14803 (stabilize_reference_1): Likewise.
14804 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14805 to diagnose breakage of this interface for constructing CALL_EXPRs.
14806 (build_nt): Add similar assertion here.
14807 (build_nt_call_list): New.
14808 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14809 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14811 (get_callee_fndecl): Use new CALL_EXPR accessors.
14812 (tree_operand_check_failed): Change parameters to pass entire node
14813 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14814 (process_call_operands): New.
14815 (build_vl_exp_stat): New.
14816 (build_call_list): New.
14817 (build_call_nary): New.
14818 (build_call_valist): New.
14819 (build_call_array): New.
14820 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14821 (call_expr_arglist): New.
14823 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14824 tcc_vl_exp instead of a fixed-size tcc_expression.
14826 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14827 accessors for CALL_EXPRs.
14828 (AGGR_INIT_EXPR): Likewise.
14830 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14831 Brooks Moses <brooks.moses@codesourcery.com>
14832 Lee Millward <lee.millward@codesourcery.com>
14834 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14835 (expand_builtin_nonlocal_goto): Change parameter to be entire
14836 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14837 (expand_builtin_prefetch): Likewise.
14838 (expand_builtin_classify_type): Likewise.
14839 (mathfn_built_in): Return NULL_TREE instead of 0.
14840 (expand_errno_check): Use new CALL_EXPR accessors.
14841 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14842 Return NULL_RTX instead of 0.
14843 (expand_builtin_mathfn_2): Likewise.
14844 (expand_builtin_mathfn_3): Likewise.
14845 (expand_builtin_interclass_mathfn): Likewise.
14846 (expand_builtin_sincos): Likewise.
14847 (expand_builtin_cexpi): Likewise.
14848 (expand_builtin_int_roundingfn): Likewise.
14849 (expand_builtin_int_roundingfn_2): Likewise.
14850 (expand_builtin_pow): Likewise.
14851 (expand_builtin_powi): Likewise.
14852 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14853 of arglist, fixing callers appropriately. Use new CALL_EXPR
14854 accessors and constructors. Return NULL_RTX instead of 0.
14855 (expand_builtin_strstr): Likewise.
14856 (expand_builtin_strchr): Likewise.
14857 (expand_builtin_strrchr): Likewise.
14858 (expand_builtin_strpbrk): Likewise.
14859 (expand_builtin_memcpy): Likewise.
14860 (expand_builtin_mempcpy): Likewise.
14861 (expand_builtin_mempcpy_args): New.
14862 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14863 (expand_builtin_memmove_args): New.
14864 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14865 (expand_movstr): Likewise.
14866 (expand_builtin_strcpy): Likewise.
14867 (expand_builtin_strcpy_args): New.
14868 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14869 (expand_builtin_strncpy): Likewise.
14870 (expand_builtin_memset): Likewise.
14871 (expand_builtin_memset_args): New.
14872 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14873 (expand_builtin_memcmp): Likewise.
14874 (expand_builtin_strcmp): Likewise.
14875 (expand_builtin_strncmp): Likewise.
14876 (expand_builtin_strcat): Likewise.
14877 (expand_builtin_strncat): Likewise.
14878 (expand_builtin_strspn): Likewise.
14879 (expand_builtin_strcspn): Likewise.
14880 (expand_builtin_args_info): Likewise.
14881 (expand_builtin_va_start): Likewise.
14882 (gimplify_va_arg_expr): Likewise.
14883 (expand_builtin_va_end): Likewise.
14884 (expand_builtin_va_copy): Likewise.
14885 (expand_builtin_frame_address): Likewise.
14886 (expand_builtin_alloca): Likewise.
14887 (expand_builtin_bswap): Likewise.
14888 (expand_builtin_unop): Likewise.
14889 (expand_builtin_fputs): Likewise.
14890 (expand_builtin_expect): Likewise.
14891 (expand_builtin_fabs): Likewise.
14892 (expand_builtin_copysign): Likewise.
14893 (expand_builtin_printf): Likewise.
14894 (expand_builtin_fprintf): Likewise.
14895 (expand_builtin_sprintf): Likewise.
14896 (expand_builtin_init_trampoline): Likewise.
14897 (expand_builtin_signbit): Likewise.
14898 (expand_builtin_fork_or_exec): Likewise.
14899 (expand_builtin_sync_operation): Likewise.
14900 (expand_builtin_compare_and_swap): Likewise.
14901 (expand_builtin_lock_test_and_set): Likewise.
14902 (expand_builtin_lock_release): Likewise.
14903 (expand_builtin): Likewise.
14904 (builtin_mathfn_code): Likewise.
14906 (fold_builtin_constant_p): Pass call arguments individually instead
14907 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14908 accessors and constructors. Return NULL_TREE instead of 0.
14909 (fold_builtin_expect): Likewise.
14910 (fold_builtin_classify_type): Likewise.
14911 (fold_builtin_strlen): Likewise.
14912 (fold_builtin_nan): Likewise.
14913 (integer_valued_real_p): Likewise.
14914 (fold_trunc_transparent_mathfn): Likewise.
14915 (fold_fixed_mathfn): Likewise.
14916 (fold_builtin_cabs): Likewise.
14917 (fold_builtin_sqrt): Likewise.
14918 (fold_builtin_cbrt): Likewise.
14919 (fold_builtin_cos): Likewise.
14920 (fold_builtin_cosh): Likewise.
14921 (fold_builtin_tan): Likewise.
14922 (fold_builtin_sincos): Likewise.
14923 (fold_builtin_cexp): Likewise.
14924 (fold_builtin_trunc): Likewise.
14925 (fold_builtin_floor): Likewise.
14926 (fold_builtin_ceil): Likewise.
14927 (fold_builtin_round): Likewise.
14928 (fold_builtin_int_roundingfn): Likewise.
14929 (fold_builtin_bitop): Likewise.
14930 (fold_builtin_bswap): Likewise.
14931 (fold_builtin_logarithm): Likewise.
14932 (fold_builtin_hypot): Likewise.
14933 (fold_builtin_pow): Likewise.
14934 (fold_builtin_powi): Likewise.
14935 (fold_builtin_exponent): Likewise.
14936 (fold_builtin_memset): Likewise.
14937 (fold_builtin_bzero): Likewise.
14938 (fold_builtin_memory_op): Likewise.
14939 (fold_builtin_bcopy): Deleted; call site changed to invoke
14940 fold_builtin_memory_op directly.
14941 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14942 (fold_builtin_strncpy): Likewise.
14943 (fold_builtin_memcmp): Likewise.
14944 (fold_builtin_strcmp): Likewise.
14945 (fold_builtin_strncmp): Likewise.
14946 (fold_builtin_signbit): Likewise.
14947 (fold_builtin_copysign): Likewise.
14948 (fold_builtin_isascii): Likewise.
14949 (fold_builtin_toascii): Likewise.
14950 (fold_builtin_isdigit): Likewise.
14951 (fold_builtin_fabs): Likewise.
14952 (fold_builtin_abs): Likewise.
14953 (fold_builtin_fmin_fmax): Likewise.
14954 (fold_builtin_carg): Likewise.
14955 (fold_builtin_classify): Likewise.
14956 (fold_builtin_unordered_cmp): Likewise.
14958 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14959 New functions split out from fold_builtin_1.
14960 (fold_builtin_n): New.
14961 (fold_builtin_varargs): New.
14962 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14964 (fold_call_expr): New.
14965 (build_function_call_expr): Rewrite to use new helper function.
14966 (fold_builtin_call_list): New.
14967 (build_call_expr): New.
14968 (fold_builtin_call_valist): New.
14969 (rewrite_call_expr): New.
14970 (validate_arg): New.
14971 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14972 of an arglist. Change return type to bool. Use new CALL_EXPR
14975 (fold_builtin_strstr): Pass call arguments individually instead
14976 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14977 accessors and constructors. Return NULL_TREE instead of 0.
14978 (fold_builtin_strchr): Likewise.
14979 (fold_builtin_strrchr): Likewise.
14980 (fold_builtin_strpbrk): Likewise.
14981 (fold_builtin_strcat): Likewise.
14982 (fold_builtin_strncat): Likewise.
14983 (fold_builtin_strspn): Likewise.
14984 (fold_builtin_strcspn): Likewise.
14985 (fold_builtin_fputs): Likewise.
14986 (fold_builtin_next_arg): Likewise.
14987 (fold_builtin_sprintf): Likewise.
14989 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14990 NULL_RTX instead of 0.
14991 (expand_builtin_memory_chk): Likewise.
14992 (maybe_emit_chk_warning): Likewise.
14993 (maybe_emit_sprintf_chk_warning): Likewise.
14995 (fold_builtin_object_size): Pass call arguments individually instead
14996 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14997 accessors and constructors. Return NULL_TREE instead of 0.
14998 (fold_builtin_memory_chk): Likewise.
14999 (fold_builtin_stxcpy_chk): Likewise.
15000 (fold_builtin_strncpy_chk): Likewise.
15001 (fold_builtin_strcat_chk): Likewise.
15002 (fold_builtin_strcat_chk): Likewise.
15003 (fold_builtin_strncat_chk): Likewise.
15004 (fold_builtin_sprintf_chk): Likewise.
15005 (fold_builtin_snprintf_chk): Likewise.
15006 (fold_builtin_printf): Likewise.
15007 (fold_builtin_vprintf): Likewise.
15009 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15011 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15012 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15013 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15014 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15015 (fold_unary): Likewise.
15016 (fold_binary): Likewise.
15017 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15018 ternary expressions.
15019 (fold): Add logic for tcc_vl_exp.
15020 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15021 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15022 (fold_build3_stat): Add assertion to flag broken interface for
15023 constructing CALL_EXPRs.
15024 (fold_build_call_list): New.
15025 (fold_build_call_list_initializer): New.
15026 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15028 (fold_strip_sign_ops): Likewise.
15030 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15031 Brooks Moses <brooks.moses@codesourcery.com>
15032 Lee Millward <lee.millward@codesourcery.com>
15034 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15035 accessors and dump arguments explicitly.
15037 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15039 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15041 (print_call_name): Use new CALL_EXPR accessors.
15043 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15044 CALL_EXPR arguments explicitly instead of as a list. Use
15045 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15047 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15048 (vrp_visit_stmt): Likewise.
15050 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15051 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15053 (force_move_till_expr): Likewise.
15055 * targhooks.c (default_external_stack_protect_fail): Use
15056 build_call_expr instead of build_function_call_expr.
15057 (default_hidden_stack_protect_fail): Likewise.
15059 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15062 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15063 and walk arguments explicitly.
15065 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15066 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15067 (expand_simple_operations): Likewise.
15068 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15070 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15071 of TREE_CODE_LENGTH.
15072 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15074 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15075 instead of TREE_CODE_LENGTH.
15077 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15078 (tree_ic_transform): Likewise.
15079 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15080 parameter instead of arglist. Fix callers.
15081 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15082 (tree_stringops_transform): Likewise.
15083 (tree_indirect_call_to_profile): Likewise.
15084 (tree_stringops_values_to_profile): Likewise.
15086 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15087 (eliminate_tail_call): Likewise.
15089 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15091 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15092 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15094 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15096 * omp-low.c (build_omp_barrier): Use build_call_expr.
15097 (lower_rec_input_clauses): Likewise.
15098 (lower_reduction_clauses): Likewise.
15099 (expand_parallel_call): Likewise.
15100 (maybe_catch_exception): Likewise.
15101 (expand_omp_for_generic): Likewise.
15102 (expand_omp_for_static_nochunk): Likewise.
15103 (expand_omp_sections): Likewise.
15104 (lower_omp_single_simple): Likewise.
15105 (lower_omp_single_copy): Likewise.
15106 (lower_omp_master): Likewise.
15107 (lower_omp_ordered): Likewise.
15108 (lower_omp_critical): Likewise.
15110 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15111 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15113 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15114 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15115 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15117 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15118 and generalize to handle any number of operands.
15119 (chrec_contains_undetermined): Likewise.
15120 (tree_contains_chrecs): Likewise.
15121 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15123 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15125 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15126 fold_call_expr instead of fold_builtin.
15127 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15128 match declarations there.
15129 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15132 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15133 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15135 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15136 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15138 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15141 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15142 (execute_cse_sincos): Use new CALL_EXPR accessors.
15144 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15146 * gimple-low.c (lower_function_body): Use build_call_expr.
15147 (lower_builtin_setjmp): Likewise.
15149 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15150 (set_storage_via_libcall): Likewise.
15151 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15152 instead of TREE_CODE_LENGTH.
15153 (expand_expr_real_1): Use new CALL_EXPR accessors.
15155 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15156 generalize to handle any number of operands.
15157 (TB_parent_eq): Likewise.
15159 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15160 (strip_builtin_expect): Likewise.
15162 * function.c (gimplify_parameters): Use build_call_expr.
15164 * tree-vectorizer.c (vect_is_simple_reduction): Use
15165 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15167 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15168 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15170 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15173 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15174 (gimplify_decl_expr): Likewise.
15175 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15176 Use new CALL_EXPR iterators.
15177 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15178 (gimplify_modify_expr_to_memset): Likewise.
15179 (gimplify_variable_sized_compare): Likewise.
15180 (gimplify_omp_atomic_fetch_op): Likewise.
15181 (gimplify_omp_atomic_pipeline): Likewise.
15182 (gimplify_omp_atomic_mutex): Likewise.
15183 (gimplify_function_tree): Likewise.
15185 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15186 (call_expr_flags): Likewise.
15187 (expand_call): Likewise.
15189 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15190 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15193 * coverage.c (create_coverage): Use build_call_expr.
15195 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15196 (temp_call_expr_obstack): New.
15197 (pool_copy_list): Delete.
15198 (temp_copy_call_expr): New.
15199 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15200 CALL_EXPR accessors. Get rid of special goo for copying argument
15201 lists and use temp_copy_call_expr instead.
15202 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15203 CALL_EXPR accessors.
15204 (create_expression_by_pieces): Likewise. Use build_call_array
15205 to construct the result instead of fold_build3.
15206 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15207 dealing with argument lists.
15208 (init_pre): Remove references to expression_node_pool and
15209 list_node_pool. Init temp_call_expr_obstack instead.
15210 (fini_pre): Remove references to expression_node_pool and
15213 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15214 and walk arguments explicitly instead of as a list.
15216 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15217 (mx_register_decls): Likewise.
15218 (mudflap_register_call): Likewise.
15219 (mudflap_finish_file): Likewise.
15221 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15222 (ipa_callsite_compute_param): Likewise.
15224 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15225 accessors and constructor.
15227 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15228 accessors and constructor.
15229 (convert_tramp_reference): Likewise.
15230 (convert_call_expr): Likewise.
15231 (finalize_nesting_tree_1): Likewise.
15233 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15236 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15238 * tree-inline.c (initialize_inlined_parameters): Pass entire
15239 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15241 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15242 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15244 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15245 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15246 (vectorizable_reduction): Likewise.
15247 (vectorizable_call): Use new CALL_EXPR iterators.
15248 (vectorizable_conversion): Use build_call_expr.
15249 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15250 (vect_gen_widened_results_half): Use build_call_expr.
15251 (vect_setup_realignment): Likewise.
15252 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15254 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15255 (pass_through_call): Likewise.
15256 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15259 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15260 (tree_gen_pow2_profiler): Likewise.
15261 (tree_gen_one_value_profiler): Likewise.
15262 (tree_gen_ic_func_profiler): Likewise.
15263 (tree_gen_average_profiler): Likewise.
15264 (tree_gen_ior_profiler): Likewise.
15266 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15267 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15268 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15270 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15271 of TREE_CODE_LENGTH.
15273 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15274 of TREE_CODE_LENGTH.
15276 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15278 (convert_to_integer): Likewise.
15280 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15283 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15284 Brooks Moses <brooks.moses@codesourcery.com>
15285 Lee Millward <lee.millward@codesourcery.com>
15287 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15289 * config/frv/frv.c (frv_expand_builtin): Likewise.
15290 * config/s390/s390.c (s390_expand_builtin): Likewise.
15292 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15293 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15295 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15296 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15297 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15298 (ix86_expand_store_builtin): Likewise.
15299 (ix86_expand_unop_builtin): Likewise.
15300 (ix86_expand_unop1_builtin): Likewise.
15301 (ix86_expand_sse_compare): Likewise.
15302 (ix86_expand_sse_comi): Likewise.
15303 (ix86_expand_vec_init_builtin): Likewise.
15304 (ix86_expand_vec_ext_builtin): Likewise.
15305 (ix86_expand_vec_set_builtin): Likewise.
15306 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15308 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15309 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15311 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15312 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15313 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15315 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15317 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15318 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15319 arglist. Use new CALL_EXPR accessors. Fix callers.
15320 (altivec_expand_abs_builtin): Likewise.
15321 (rs6000_expand_binop_builtin): Likewise.
15322 (altivec_expand_predicate_builtin): Likewise.
15323 (altivec_expand_lv_builtin): Likewise.
15324 (spe_expand_stv_builtin): Likewise.
15325 (altivec_expand_stv_builtin): Likewise.
15326 (rs6000_expand_ternop_builtin): Likewise.
15327 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15328 (altivec_expand_st_builtin): Likewise.
15329 (altivec_expand_dst_builtin): Likewise.
15330 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15331 arglist. Use new CALL_EXPR accessors. Fix callers.
15332 (altivec_expand_vec_set_builtin): Likewise.
15333 (altivec_expand_vec_ext_builtin): Likewise.
15334 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15335 (spe_expand_builtin): Likewise.
15336 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15337 arglist. Use new CALL_EXPR accessors. Fix callers.
15338 (spe_expand_evsel_builtin): Likewise.
15339 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15340 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15342 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15343 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15344 (arm_expand_unop_builtin): Likewise.
15345 (arm_expand_builtin): Use new CALL_EXPR accessors.
15347 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15350 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15351 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15353 (bfin_expand_unop_builtin): Likewise.
15354 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15356 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15357 Brooks Moses <brooks.moses@codesourcery.com>
15358 Lee Millward <lee.millward@codesourcery.com>
15360 * c-semantics.c (build_stmt): Add internal diagnostic check.
15362 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15363 accessors. Print arguments explicitly instead of as a list.
15365 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15367 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15368 (c_finish_omp_flish): Likewise.
15370 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15371 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15372 instead of TREE_CODE_LENGTH.
15373 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15374 (c_warn_unused_result): Likewise.
15376 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15379 * doc/invoke.texi (Warning Options): Remove
15380 -Werror-implicit-function-declaration.
15381 (Wimplicit-function-declaration): Update description.
15382 * opts.c (common_handle_option): Move handling of -Werror=* to...
15383 (enable_warning_as_error): ...here.
15384 * opts.h (enable_warning_as_error): Declare.
15385 * c-decl.c (implicit_decl_warning): Unless
15386 -Wno-implicit-function-declaration is given, emit a pedwarn if
15387 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15388 * c.opt (Wimplicit-function-declaration): Replace
15389 mesg_implicit_function_declaration with
15390 warn_implicit_function_declaration.
15391 * c-opts.c (c_common_handle_option):
15392 -Werror-implicit-function-declaration is exactly equal as
15393 -Werror=implicit-function-declaration.
15394 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15395 warn_implicit_function_declaration.
15396 (c_common_post_options): -Wimplict-function-declaration is enabled
15397 by default by -std=c99, otherwise is disabled by default.
15398 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15400 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15402 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15403 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15404 former is ignored but not the latter.
15406 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15408 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15409 is made and the reference doesn't use the alias set of its type,
15410 do not create the temporary using that type.
15412 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15414 * jump.c: Remove prototypes for delete_computation and
15415 delete_prior_computation.
15417 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15419 * jump.c (get_label_after): Delete.
15420 (get_label_before, delete_computation, delete_jump,
15421 delete_prior_computation, follow_jumps): Move...
15422 * reorg.c (delete_computation, delete_prior_computation): ... here...
15423 (get_label_before, delete_jump): ... making these static ...
15424 (follow_jumps): ... and simplifying this since it only runs after
15426 * rtl.h (get_label_after, get_label_before, delete_jump,
15427 follow_jumps): Delete prototypes.
15429 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15431 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15433 2007-02-15 Nick Clifton <nickc@redhat.com>
15435 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15436 order to prevent it from being munged by the target.
15438 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15440 * config/i386/i386.md: Remove misleading comment.
15442 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15444 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15445 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15448 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15450 * tree-sra.c (instantiate_missing_elements): Canonicalize
15452 (sra_build_assignment): New.
15453 (generate_copy_inout, generate_element_copy,
15454 generate_element_zero, generate_one_element_init): Use it.
15456 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15458 * tree-sra.c (instantiate_missing_elements): Canonicalize
15460 (sra_build_assignment): New.
15461 (generate_copy_inout, generate_element_copy,
15462 generate_element_zero, generate_one_element_init): Use it.
15464 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15466 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15469 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15471 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15472 types as aggregates not scalars.
15473 * function.c (assign_stack_temp_for_type): Likewise.
15475 2007-02-14 Roger Sayle <roger@eyesopen.com>
15476 Zdenek Dvorak <dvorakz@suse.cz>
15478 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15481 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15483 * passes.c (next_pass_1): Clear the next field of the copied
15486 2007-02-14 Richard Henderson <rth@redhat.com>
15488 * tree-sra.c (early_sra): New.
15489 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15490 (tree_sra_early, pass_sra_early): New.
15491 * tree-pass.h (pass_sra_early): Declare.
15492 * passes.c (init_optimization_passes): Use it.
15494 2007-02-14 Richard Guenther <rguenther@suse.de>
15496 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15498 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15500 PR tree-optimization/30771
15501 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15503 (vect_analyze_operations): Induction phis can now be marked as
15505 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15506 Update documentation accordingly.
15508 2007-02-14 Nick Clifton <nickc@redhat.com>
15510 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15511 most 3 arguments are supported.
15512 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15514 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15516 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15517 Ensure dst->current is valid.
15519 2007-02-13 Paul Brook <paul@codesourcery.com>
15521 * config.gcc: Add arm*-*-uclinux-*eabi.
15522 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15523 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15524 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15525 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15526 (LINK_SPEC): Define.
15527 (LIB_SPEC): Define.
15528 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15530 * config/arm/uclinux-eabi.h: New file.
15531 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15532 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15535 2007-02-13 Ian Lance Taylor <iant@google.com>
15537 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15538 * flags.h (warn_strict_overflow): Declare.
15539 (enum warn_strict_overflow_code): Define.
15540 (issue_strict_overflow_warning): New static inline function.
15541 * opts.c (warn_strict_overflow): New variable.
15542 (common_handle_option): Handle OPT_Wstrict_overflow and
15543 OPT_Wstrict_overflow_.
15544 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15546 * fold-const.c: Include intl.h.
15547 (fold_deferring_overflow_warnings): New static variable.
15548 (fold_deferred_overflow_warning): New static variable.
15549 (fold_deferred_overflow_code): New static variable.
15550 (fold_defer_overflow_warnings): New function.
15551 (fold_undefer_overflow_warnings): New function.
15552 (fold_undefer_and_ignore_overflow_warnings): New function.
15553 (fold_deferring_overflow_warnings_p): New function.
15554 (fold_overflow_warning): New static function.
15555 (make_range): Add strict_overflow_p parameter. Change all
15557 (extract_muldiv, extract_muldiv_1): Likewise.
15558 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15559 tree_expr_nonnegative_p.
15560 (fold_negate_expr): Call fold_overflow_warning.
15561 (fold_range_test): Likewise.
15562 (fold_comparison): Likewise.
15563 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15564 instead of tree_expr_nonnegative_p.
15565 (tree_expr_nonnegative_warnv_p): Rename from
15566 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15567 (tree_expr_nonnegative_p): New function.
15568 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15569 strict_overflow_p parameter.
15570 (tree_expr_nonzero_p): New function.
15571 * passes.c (verify_interpass_invariants): New static function.
15572 (execute_one_pass): Call it.
15573 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15575 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15576 (estimate_numbers_of_iterations): Likewise.
15577 (scev_probably_wraps_p): Likewise.
15578 * tree-ssa-ccp.c: Include "toplev.h".
15579 (evaluate_stmt): Defer fold overflow warnings until we know we are
15581 (struct fold_stmt_r_data): Add stmt field.
15582 (fold_stmt_r): Defer fold overflow warnings until we know we
15584 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15585 (fold_stmt_inplace): Likewise.
15586 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15587 (cleanup_control_expr_graph): Defer fold overflow warnings until
15588 we know we are going to optimize.
15589 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15590 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15592 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15593 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15594 * tree-ssa-loop-manip.c (create_iv): Likewise.
15595 * c-typeck.c (build_conditional_expr): Likewise.
15596 (build_binary_op): Likewise.
15597 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15598 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15599 (extract_range_from_unary_expr): Likewise.
15600 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15601 assuming that signed overflow does not occur.
15602 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15603 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15604 (fold_defer_overflow_warnings): Declare.
15605 (fold_undefer_overflow_warnings): Declare.
15606 (fold_undefer_and_ignore_overflow_warnings): Declare.
15607 (fold_deferring_overflow_warnings_p): Declare.
15608 (tree_expr_nonzero_warnv_p): Declare.
15609 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15610 of warning options.
15611 (Warning Options): Document -Wstrict-overflow.
15612 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15613 (tree-ssa-ccp.o): Likewise.
15614 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15615 (fold-const.o): Depend on intl.h.
15617 2007-02-13 Ian Lance Taylor <iant@google.com>
15619 PR middle-end/30751
15620 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15623 2007-02-13 Stuart Hastings <stuart@apple.com>
15625 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15627 2007-02-13 Richard Henderson <rth@redhat.com>
15629 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15630 handled_component_p before looking for the indirect_ref.
15632 2007-02-13 Richard Henderson <rth@redhat.com>
15634 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15635 remove flags clobber.
15636 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15637 (bswaphi_lowpart): New.
15638 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15639 remove TARGET_BSWAP test. Delete expander of the same name.
15641 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15642 (expand_unop): Use them.
15644 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15647 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15648 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15649 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15650 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15651 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15652 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15653 assembler dialect choice from asm templates.
15655 2007-02-12 Richard Henderson <rth@redhat.com>
15657 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15658 (fixuns_trunc<SSEMODEF>si2): Use it.
15659 * config/i386/sse.md (vec_setv4sf_0): Export.
15660 * config/i386/i386.c (ix86_build_const_vector): Export.
15661 (ix86_split_convert_uns_si_sse): Rename from
15662 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15663 * config/i386/i386-protos.h: Update.
15665 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15668 * c-typeck.c (c_finish_return): Improve warning message.
15670 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15672 * alias.c (find_symbolic_term): Delete unused function.
15674 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15677 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15678 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15680 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15682 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15683 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15684 the function, temporarily point the debug interface to the null one.
15686 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15688 * dwarf2out.c (round_up_to_align): New static function.
15689 (field_byte_offset): Use it to round the offset.
15691 2007-02-12 Richard Henderson <rth@redhat.com>
15693 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15694 (inswl_const): Export.
15696 2007-02-12 Richard Henderson <rth@redhat.com>
15698 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15699 result mode of the libcall, convert back to outmode.
15701 2007-02-12 Roger Sayle <roger@eyesopen.com>
15703 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15704 (bswapdi2): New define_expand to implement 32-bit implementation.
15706 2007-02-12 Nick Clifton <nickc@redhat.com>
15708 * doc/invoke.texi (Overall Options): Document --help=.
15709 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15710 (cc1_options): Pass --help= on to cc1.
15711 (display_help): Add description of --help=.
15712 (process_command): Add code to handle --help=. Allow translated
15713 --help and --target-help switches to be passed on to compiler
15715 (main): Remove unused if statement.
15716 * opts.c (columns): Remove.
15717 (LEFT_COLUMN): Define.
15718 (wrap_help): Add columns argument.
15719 (print_filtered_help): Change parameters to be an include bitmask,
15720 an exclude bitmask, an any bitmask and the column width. Move the
15721 code to display the params list here. Add code to display the
15722 status of options rather than their descriptions if the quiet flag
15724 (print_specific_help): Change parameters to be an include bitmask,
15725 an exclude bitmask and an any bitmask. Move code to look up the
15726 column width here. Decide upon the title for an options listing.
15727 (common_handle_options): Add code to handle --help=. Adapt code
15728 for --help and --target-help to use the revised form of the
15729 print_specific_help function.
15730 (print_help): Delete.
15731 (print_param_help): Delete.
15732 (print_switch): Delete.
15733 * opts.h (cl_lang_count): Add prototype.
15734 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15735 CL_MAX_OPTION_CLASS): New defines.
15736 * optc-gen.awk: Add construction of cl_lang_count.
15737 * c.opt: Add Warning attribute to warning options and Optimization
15738 attribute to optimization options.
15739 * common.opt: Likewise.
15741 Add -fhelp and -ftarget-help as aliases for the transformed --help
15742 and --target-help options.
15743 * opt-functions.awk: Add code to handle Warning and Optimization
15746 2007-02-12 Richard Henderson <rth@redhat.com>
15748 * config/alpha/constraints.md: New file.
15749 * config/alpha/alpha.c: Include tm-constrs.h.
15750 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15751 alpha_extra_constraint): Remove.
15752 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15753 * config/alpha/alpha-protos.h: Update.
15754 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15755 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15756 (EXTRA_CONSTRAINT): Remove.
15757 * config/alpha/alpha.md: Include constraints.md.
15758 (adddi splitter): Use satisfies_constraint_*.
15759 * config/alpha/predicates.md (add_operand): Likewise.
15760 (sext_add_operand, addition_operation): Likewise.
15762 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15764 PR tree-optimization/29145
15765 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15766 in our handling of restrict qualified pointers.
15768 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15771 * doc/invoke.texi (Wunused-value): Update description.
15772 (Wextra): Delete item.
15773 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15774 value of Wunused-value.
15775 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15776 (c_finish_stmt_expr): Don't check extra_warnings.
15777 (emit_side_effect_warnings): The caller is responsible to check
15780 2007-02-11 Roger Sayle <roger@eyesopen.com>
15781 Matt Thomas <matt@3am-software.com>
15783 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15785 2007-02-11 Roger Sayle <roger@eyesopen.com>
15787 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15788 comparisons of POPCOUNT against zero.
15789 (simplify_const_relational_operation): Likewise.
15791 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15793 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15795 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15797 * dwarf2out.c (root_type): Delete unused function.
15799 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15801 * genattrtab.c (contained_in_p): Delete unused function.
15802 (write_expr_attr_cache): Likewise.
15804 2007-02-11 Jan Hubicka <jh@suse.cz>
15806 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15809 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15811 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15812 to add the REG_EQ* note.
15813 * see.c (see_merge_one_use_extension): Likewise.
15814 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15815 turn REG_EQUAL notes into REG_EQUIV notes if the target
15816 register may have more than one set.
15817 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15818 * gcse.c (try_replace_reg): Likewise.
15819 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15820 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15821 more than one REG_EQUIV note.
15822 * reload1.c (gen_reload): Use set_unique_reg_note.
15824 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15826 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15827 (ix86_builtin_conversion): New function.
15829 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15832 * tree.h (DECL_REPLACEABLE_P): New macro.
15833 * except.c (set_nothrow_function_flags): Likewise.
15835 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15836 Ira Rosen <irar@il.ibm.com>
15837 Dorit Nuzman <dorit@il.ibm.com>
15839 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15840 * targhooks.c (default_builtin_vectorized_conversion): New.
15841 * targhooks.h (default_builtin_vectorized_function): New declaration.
15842 * target.h (struct vectorize): Add builtin_conversion field.
15843 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15844 stmt_vec_info_type value.
15845 (vectorizable_conversion): New declaration.
15846 * tree-vect-analyze.c (vect_analyze_operations): Add
15847 vectorizable_conversion call.
15848 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15849 * tree-vect-transform.c (vectorizable_conversion): New function.
15850 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15851 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15853 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15854 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15855 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15856 or ALTIVEC_BUILTIN_VCFSX.
15858 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15861 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15862 CONST_DOUBLE and operand 0 is a hard register.
15863 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15864 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15865 is a hard floating-point register.
15867 2007-02-10 Richard Henderson <rth@redhat.com>
15868 Jakub Jelinek <jakub@redhat.com>
15869 Alexandre Oliva <aoliva@redhat.com>
15871 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15872 * builtin-types.def (BT_WORD): Make unsigned.
15873 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15874 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15875 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15876 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15877 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15878 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15880 * expr.c (emutls_var_address): New.
15881 (expand_expr_real_1): Expand emulated tls.
15882 (expand_expr_addr_expr_1): Likewise.
15883 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15884 * output.h (emutls_finish): Declare.
15885 * toplev.c (compile_file): Call it.
15886 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15887 address before wrapping in CONST.
15888 * varasm.c (emutls_htab, emutls_object_type): New.
15889 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15890 (get_emutls_object_name, get_emutls_object_type): New.
15891 (get_emutls_init_templ_addr, emutls_decl): New.
15892 (emutls_common_1, emutls_finish): New.
15893 (assemble_variable): When emulating tls, swap decls; generate
15894 constructor for the emutls objects.
15895 (do_assemble_alias): When emulating tls, swap decl and target name.
15896 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15898 * varpool.c (decide_is_variable_needed): Look at force_output.
15899 Recurse for emulated tls.
15900 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15901 with decide_is_variable_needed.
15902 * emutls.c: New file.
15903 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15904 tls_object for real tls.
15906 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15908 PR rtl-optimization/29599
15909 * reload1.c (eliminate_regs_in_insn): Take the destination
15910 mode into account when computing the offset.
15912 2007-02-09 Stuart Hastings <stuart@apple.com>
15913 Richard Henderson <rth@redhat.com>
15915 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15916 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15917 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15918 fixuns_truncdfhi2): New.
15919 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15920 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15921 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15922 (floatunssidf2): Allow nonimmediate source.
15923 * config/i386/sse.md (movdi_to_sse): New.
15924 (vec_concatv2di): Drop '*'.
15925 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15926 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15927 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15929 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15930 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15931 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15932 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15933 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15934 ix86_build_const_vector.
15935 (x86_emit_floatuns): Rewrite.
15937 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15939 * genautomata.c (longest_path_length): Delete unused function.
15940 (struct state): Delete unused longest_path_length.
15941 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15942 (get_free_state): Delete unused.
15944 2007-02-09 Jan Hubicka <jh@suse.cz>
15946 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15947 * doc/invoke.texi (inline-unit-growth): Update default value.
15949 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15950 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15951 (rebuild_cgraph_edges): Likewise.
15952 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15953 (dump_cgraph_node): Dump frequencies.
15954 (cgraph_clone_edge): Add frequency scales.
15955 (cgraph_clone_node): Add freuqnecy.
15956 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15957 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15958 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15959 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15960 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15961 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15962 (save_inline_function_body): Likewise.
15963 * ipa-inline.c: inluce rtl.h
15964 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15965 (cgraph_edge_badness): Use frequencies.
15966 (cgraph_decide_recursive_inlining): Update clonning.
15967 (cgraph_decide_inlining_of_small_function): Dump frequency.
15968 * predict.c (estimate_bb_frequencies): Export.
15969 * predict.h (estimate_bb_frequencies): Declare.
15970 * tree-inline.c (copy_bb): Watch overflows.
15971 (expand_call_inline): Update call of cgraph_create_edge.
15972 (optimize_inline_calls): Use TODO flags to update frequnecies.
15973 * passes.h: Include predict.h
15974 (init_optimization_passes): Move profile ahead.
15975 (execute_function_todo): Handle TODO_rebuild_frequencies.
15977 2007-02-09 Roger Sayle <roger@eyesopen.com>
15979 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15980 the insbl or inswl pattern into a register.
15982 2007-02-09 Roger Sayle <roger@eyesopen.com>
15984 * config/ia64/ia64.md (bswapdi2): New define_insn.
15986 2007-02-09 Richard Henderson <rth@redhat.com>
15988 * config/i386/constraints.md (Ym): New constraint.
15989 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15990 (movdi_1_rex64): Split sse and xmm general register moves from
15991 memory move alternatives. Use conditional register constraints.
15992 (movsf_1, movdf_integer): Likewise.
15993 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15994 (movdf_integer_rex64): New.
15995 (pushsf_rex64): Fix output constraints.
15996 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15997 (sse2_stored): Likewise.
15998 (sse2_storeq_rex64): New.
15999 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16000 amd and not generic.
16001 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16002 for optimize_size. Remove SF/DFmode hack.
16004 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16006 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16009 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16010 Richard Sandiford <richard@codesourcery.com>
16012 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16013 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16014 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16015 m68k/t-mlib to tmake_file.
16016 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16017 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16018 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16019 Allow it to be cf or m68k. Set m68k_arch_family. If that
16020 variable is not empty, add t-$m68k_arch_family to tmake_file.
16021 Add t-mlibs to tmake_file.
16022 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16023 * config/m68k/t-cf: New file.
16024 * config/m68k/t-m68k: Likewise.
16025 * config/m68k/t-mlibs: Likewise.
16026 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16027 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16028 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16029 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16030 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16032 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16033 (INSTALL_LIBGCC): Delete.
16034 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16035 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16036 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16037 (M68K_MLIB_CPU): Define.
16038 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16039 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16040 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16042 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16043 Richard Guenther <rguenther@suse.de>
16045 PR middle-end/23361
16046 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16047 against INT_MIN/INT_MAX.
16048 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16049 file if a loop is removed.
16051 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16053 * calls.c (store_one_arg): Pass correct alignment to
16054 emit_push_insn for non-BLKmode values.
16055 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16056 unaligned stack slot via a suitably aligned slot.
16058 2007-02-08 DJ Delorie <dj@redhat.com>
16060 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16062 (legal_subregs): Use unsigned char, make const.
16063 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16065 2007-02-08 Paul Brook <paul@codesourcery.com>
16067 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16068 special interworking needed.
16070 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16072 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16073 conditional to __SSE2__.
16074 (Entries below should have been added to first ChangeLog
16075 entry for amdfam10 dated 2007-02-05)
16076 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16078 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16080 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16083 2007-02-08 DJ Delorie <dj@redhat.com>
16085 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16086 * config/m32c/m32c.c (legal_subregs): New.
16087 (m32c_illegal_subreg_p): New.
16088 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16089 unsupported subregs of hard regs.
16091 2007-02-08 Jan Hubicka <jh@suse.cz>
16093 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16094 the same one; always update histograms.
16096 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16098 * passes.c (init_optimization_passes): Tidy comment.
16100 2007-02-08 Roger Sayle <roger@eyesopen.com>
16102 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16103 strip zero_extend, bswap and rotates from POCOUNT's argument.
16104 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16105 zero_extend and rotates from PARITY's argument.
16106 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16107 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16108 of an integer constant at compile-time.
16110 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16113 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16115 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16118 * tree-ssa-live.c (remove_unused_locals): Do not remove
16119 TREE_ADDRESSABLE variables.
16120 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16121 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16122 FOR_CLOBBER. Update all users.
16123 If VAR has an associated alias set, add a virtual operand for
16124 it if no alias is found to conflict with the memory reference.
16126 2007-02-07 Jan Hubicka <jh@suse.cz>
16127 Robert Kidd <rkidd@crhc.uiuc.edu>
16129 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16131 2007-02-07 Ian Lance Taylor <iant@google.com>
16133 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16135 2007-02-07 Roger Sayle <roger@eyesopen.com>
16137 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16138 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16139 tablejumpdi, movsi_to_cr_one): Remove constraints from
16140 define_expand's match_operands.
16142 2007-02-07 Roger Sayle <roger@eyesopen.com>
16144 * global.c (compute_regsets): Move declatation of "i" inside of
16145 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16147 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16150 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16151 of INDIRECT_REF <RESULT_DECL>.
16153 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16155 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16156 Kaz Kojima <kkojima@gcc.gnu.org>
16159 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16161 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16163 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16165 * doc/loop.texi: Document possibility not to perform disambiguation
16166 of loops with multiple latches.
16167 * cfgloopmanip.c (alp_enum_p): Removed.
16168 (add_loop): Handle subloops. Use get_loop_body_with_size.
16169 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16170 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16171 the new forwarder block.
16172 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16173 Handle the case latch is NULL.
16174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16175 modifications when marking loop exits.
16176 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16178 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16179 disambiguate_loops_with_multiple_latches.
16180 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16181 before fix_loop_structure.
16182 * cfgloop.c: Include pointer-set.h and output.h.
16183 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16184 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16185 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16186 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16187 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16188 disambiguate_multiple_latches, get_loop_body_with_size,
16189 disambiguate_loops_with_multiple_latches): New functions.
16190 (flow_loop_dump): Dump multiple latch edges.
16191 (flow_loop_nodes_find): Handle loops with multiple latches.
16192 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16193 (glb_enum_p): Modified.
16194 (get_loop_body): Use get_loop_body_with_size.
16195 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16196 (AVOID_CFG_MODIFICATIONS): New constant.
16197 (disambiguate_loops_with_multiple_latches, add_loop,
16198 get_loop_body_with_size): Declare.
16199 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16201 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16203 PR inline-asm/28686
16204 * global.c (compute_regsets): New function.
16205 (global_alloc): Refactored ELIMINABLE_REGSET
16206 and NO_GLOBAL_ALLOC_REGS computation out.
16207 (rest_of_handle_global_alloc): Call compute_regsets()
16208 for non-optimizing case.
16210 2007-02-06 Richard Henderson <rth@redhat.com>
16212 * config/i386/constraints.md (Y2): Rename from Y.
16213 (Yi): New constraint.
16214 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16215 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16216 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16217 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16218 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16219 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16220 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16221 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16222 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16223 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16224 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16225 vec_extractv2si_1): Change Y constraints to Y2.
16226 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16227 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16228 Change Y constraints to Y2.
16229 (sse2_loadld): Change Y constraints to x.
16231 2007-02-06 Roger Sayle <roger@eyesopen.com>
16233 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16234 (parity<mode>2): New define_expand using rs6000_emit_parity.
16235 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16236 rs6000_emit_parity): New functions.
16237 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16238 rs6000_emit_parity): Prototype here.
16240 2007-02-06 Ian Lance Taylor <iant@google.com>
16242 * lower-subreg.c (simple_move_operand): Reject CONST.
16243 (resolve_clobber): Call validate_change rather than directly
16244 assigning to XEXP (pat, 0).
16246 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16248 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16249 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16250 (tree-cfg.o): Remove hashtab.h dependency.
16252 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16253 (struct ivopts_data): Change niters to pointer_map_t.
16254 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16255 (niter_for_exit): Create pointer_map on demand. Change for
16257 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16258 (free_loop_data): Destroy data->niters if created and reset field.
16259 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16260 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16262 * tree-ssa-reassoc.c: Include pointer-set.h.
16263 (bb_rank): Change to long *.
16264 (operand_rank): Change to pointer_map_t.
16265 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16266 (insert_operand_rank): Accept long.
16267 (operand_entry_hash, operand_entry_eq): Remove.
16268 (get_rank): Return long. Adjust for changes above.
16269 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16271 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16273 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16274 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16275 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16277 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16278 directly since it cannot be NULL.
16279 (get_vi_for_tree): Rewrite for pointer_map API.
16280 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16281 (init_alias_vars): Create vi_for_tree as pointer_map.
16282 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16284 * tree-cfg.c: Don't include hashtab.h.
16285 (edge_to_cases): Declare as pointer_map.
16286 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16288 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16289 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16290 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16292 (record_switch_edge): Delete.
16293 (get_cases_for_edge): Adjust for pointer_map API, inline
16294 record_switch_edge (rewritten for new API), remove goto.
16296 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16298 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16299 * tree-nested.c: Include pointer-set.h.
16300 (var_map_elt, var_map_eq, var_map_hash): Delete.
16301 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16302 to pointer_map_t's.
16303 (nesting_info_bitmap_obstack): New.
16304 (lookup_field_for_decl): Adjust for pointer_map API.
16305 (lookup_tramp_for_decl): Adjust for pointer_map API.
16306 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16307 (get_local_debug_decl): Adjust for pointer_map API.
16308 (convert_nl_goto_reference): Adjust for pointer_map API.
16309 (convert_nl_goto_receiver): Adjust for pointer_map API.
16310 (create_nesting_tree): Create outside GGC space. Create bitmap on
16311 the new obstack. Create field_map and var_map as pointer_maps.
16312 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16314 (lower_nested_functions): Move root here, no need to NULL it.
16315 Initialize and release the obstack.
16317 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16319 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16320 Remove prototypes and make them non-static.
16321 (struct tree_int_map): Remove.
16322 * tree.h (struct tree_int_map): Move here, turning TO into an
16324 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16326 * tree.h (TREE_COMPLEXITY): Remove.
16327 (struct tree_exp): Remove complexity field.
16328 * tree.c (build1_stat): Don't set it.
16330 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16331 Victor Kaplansky <victork@il.ibm.com>
16333 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16334 (vect_is_simple_reduction): Support reduction with induction as
16335 one of the operands.
16336 (vect_is_simple_iv_evolution): Fix formatting.
16337 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16338 formatting. Don't mark induction phis for vectorization.
16339 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16340 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16341 (vect_get_vec_def_for_operand): Support induction.
16342 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16344 (vectorizable_reduction): Support reduction with induction as one of
16346 (vectorizable_type_demotion): Use def-type of stmt argument rather
16347 than dummy def-type.
16349 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16350 flag_tree_scev_cprop.
16351 * common.opt (tree-scev-cprop): New flag.
16353 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16354 call to vect_get_new_vect_var.
16356 2007-02-06 Ira Rosen <irar@il.ibm.com>
16358 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16359 vectype is not NULL.
16360 (vect_pattern_recog_1): Likewise.
16362 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16364 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16365 (fold_negate_expr): Likewise.
16367 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16370 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16371 even if cv-qualification is the same.
16373 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16375 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16376 __enable_execute_stack on completion.
16378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16380 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16381 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16382 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16383 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16384 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16385 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16386 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16387 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16391 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16392 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16393 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16394 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16395 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16396 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16397 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16398 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16399 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16400 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16401 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16402 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16403 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16404 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16405 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16406 sqrtextenddfxf2_i387): Added amdfam10_decode.
16408 * config/i386/athlon.md (athlon_idirect_amdfam10,
16409 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16410 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16411 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16412 athlon_ivector_store_amdfam10): New define_insn_reservation.
16413 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16418 * config/i386/athlon.md (athlon_call_amdfam10,
16419 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16420 define_insn_reservation.
16421 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16422 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16423 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16427 * config/i386/athlon.md (athlon_sseld_amdfam10,
16428 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16429 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16433 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16434 define_insn_reservation.
16435 * config/i386/i386.md (sseins): Added sseins to define_attr type
16436 and define_attr unit.
16437 * config/i386/sse.md: Set type attribute to sseins for insertq
16440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16442 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16443 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16444 ssecomi_load_amdfam10, ssecomi_amdfam10,
16445 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16446 define_insn_reservation.
16447 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16451 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16452 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16453 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16454 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16455 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16456 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16457 define_insn_reservation.
16459 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16460 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16461 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16462 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16463 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16467 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16468 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16469 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16470 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16471 athlon_ssemul_load_k8): Added amdfam10.
16473 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16475 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16476 (x86_sse_unaligned_move_optimal): New variable.
16478 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16480 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16481 for unaligned vector SSE double/single precision loads for AMDFAM10.
16483 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16485 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16486 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16487 Define TARGET_CPU_DEFAULT_amdfam10.
16488 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16489 (processor_type): Add PROCESSOR_AMDFAM10.
16491 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16492 processor_type in config/i386/i386.h.
16493 Enable imul peepholes for TARGET_AMDFAM10.
16495 * config.gcc: Add support for --with-cpu option for amdfam10.
16497 * config/i386/i386.c (amdfam10_cost): New variable.
16498 (m_AMDFAM10): New macro.
16499 (m_ATHLON_K8_AMDFAM10): New macro.
16500 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16501 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16502 x86_promote_QImode, x86_integer_DFmode_moves,
16503 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16504 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16505 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16506 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16507 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16508 Enable/disable for amdfam10.
16509 (override_options): Add amdfam10_cost to processor_target_table.
16510 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16511 processor_alias_table.
16512 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16513 (ix86_adjust_cost): Add code for amdfam10.
16515 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16517 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16518 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16519 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16520 * config/i386/i386.h: Add builtin definition for SSE4A.
16521 * config/i386/i386.md: Add support for ABM instructions
16522 (popcnt and lzcnt).
16523 * config/i386/sse.md: Add support for SSE4A instructions
16524 (movntss, movntsd, extrq, insertq).
16525 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16526 Add -march=amdfam10 flag.
16527 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16528 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16530 * doc/extend.texi: Add documentation for SSE4A builtins.
16532 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16534 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16536 2007-02-05 Richard Guenther <rguenther@suse.de>
16538 * tree-vectorizer.h (vectorizable_function): Add argument type
16539 argument, change return type.
16540 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16541 * tree-vect-transform.c (vectorizable_function): Handle extra
16542 argument, return vectorized function decl.
16543 (build_vectorized_function_call): Remove.
16544 (vectorizable_call): Handle calls with result and argument types
16545 differing. Handle loop vectorization factor correctly.
16546 * targhooks.c (default_builtin_vectorized_function): Adjust for
16548 * targhooks.h (default_builtin_vectorized_function): Likewise.
16549 * target.h (builtin_vectorized_function): Add argument type
16551 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16552 extra argument, allow vectorizing of lrintf.
16553 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16554 documentation of target hook.
16556 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16559 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16560 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16561 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16563 2007-02-05 Roger Sayle <roger@eyesopen.com>
16565 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16566 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16567 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16568 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16569 before canonicalizing sincos to cexpi.
16570 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16572 2007-02-05 Roger Sayle <roger@eyesopen.com>
16574 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16575 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16576 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16578 2007-02-05 Roger Sayle <roger@eyesopen.com>
16580 * mips-tfile.c (initialize_init_file): Correct endianness test.
16582 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16584 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16585 the 'y' constraint.
16587 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16589 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16590 saves in a PARALLEL before the register assignments.
16592 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16594 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16595 DWARF_FRAME_RETURN_COLUMN to be a general register.
16596 * dwarf2out.c (init_return_column_size): New function, split from...
16597 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16598 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16599 to be nongeneral registers.
16600 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16602 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16603 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16605 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16607 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16609 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16611 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16612 (remove_path): Use can_remove_branch_p and remove_branch instead
16613 of loop_delete_branch_edge.
16614 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16615 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16616 Update profile using scale_dominated_blocks_in_loop.
16617 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16618 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16619 (can_remove_branch_p, remove_branch): Declare.
16620 * tree-cfg.c (tree_can_remove_branch_p): New function.
16621 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16622 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16623 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16625 2007-02-05 Jan Hubicka <jh@suse.cz>
16627 PR middle-end/30696
16628 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16629 nodes in cgraph, don't remove offline copy of the function.
16631 2007-02-04 Jan Hubicka <jh@suse.cz>
16633 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16634 vectors might cause maybe_lookup_element_for_expr to be called
16635 on non-sra-candidate.
16637 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16639 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16640 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16641 spelling conventions.
16643 2007-02-04 Richard Guenther <rguenther@suse.de>
16645 PR middle-end/30636
16646 * fold-const.c (try_move_mult_to_index): Make sure to not
16647 overflow one dimension of a multi-dimensional array access.
16649 2007-02-04 Jan Hubicka <jh@suse.cz>
16651 * passes.c (init_optimization_passes): Reindent.
16653 2007-02-04 Jan Hubicka <jh@suse.cz>
16654 Eric Botcazou <ebotcazou@adacore.com>
16656 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16657 (execute_fixup_cfg): Break out the abnormal goto code.
16658 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16659 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16660 (optimize_inline_calls): Call make_nonlocal_label_edges.
16662 2007-02-04 Jan Hubicka <jh@suse.cz>
16664 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16665 true when something was changed.
16666 (rename_ssa_copies): When something was changed, do
16667 TODO_remove_unused_locals.
16668 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16669 add TODO_remove_unused_locals when instruction was removed.
16671 2007-02-04 Jan Hubicka <jh@suse.cz>
16673 * ipa-inline.c (try_inline): Improve debug output; work on already
16675 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16676 call try_inline for already inlined edges too when flattening;
16677 inline also functions that make callee growth but overall unit size
16680 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16682 * config/m32c/bitops.md, config/m32c/jump.md,
16683 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16684 config/m32r/m32r.h, config/m32r/m32r.md,
16685 config/m32r/predicates.md, config/m68hc11/larith.asm,
16686 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16687 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16688 config/mips/mips-protos.h, config/mips/mips.c,
16689 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16690 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16691 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16692 spelling conventions.
16694 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16695 Follow spelling conventions.
16697 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16699 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16700 warn about C++0x compatibility.
16702 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16704 * config/h8300/h8300.c, config/h8300/h8300.h,
16705 config/h8300/h8300.md: Follow spelling conventions.
16707 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16709 PR middle-end/30667
16710 * combine.c (try_combine): Do not substitute source operand
16711 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16713 2007-02-03 Jan Hubicka <jh@suse.cz>
16715 PR gcov-profile/30650
16716 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16717 do not divide by zero for never executed counters.
16718 (tree_find_values_to_profile): Fix counters.
16719 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16721 2007-02-03 Ian Lance Taylor <iant@google.com>
16723 * lower-subreg.c (simple_move_operand): New static function,
16724 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16726 (simple_move): Call simple_move_operand.
16727 (find_decomposable_subregs): Add special handling of MEMs.
16728 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16729 meaning of return value. If we see a hard register, test whether
16730 it can store a word_mode value. Change all callers.
16732 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16734 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16735 ftrapv insns and expanders.
16736 (subdi3): Change define_expand operand 1 to arith11_operand, and
16737 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16738 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16739 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16742 PR middle-end/30174
16743 * varasm.c (notice_global_symbol): Treat global objects as weak when
16744 flag_shlib is true.
16746 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16748 * emit-rtl.c (dconstpi): Delete.
16749 (dconstsqrt2): New.
16750 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16751 * real.h (dconstpi): Delete.
16752 (dconstsqrt2): New.
16753 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16754 (fold_builtin_hypot): Likewise.
16756 2007-02-03 Tom Tromey <tromey@redhat.com>
16759 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16760 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16762 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16764 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16765 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16766 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16767 config/rs6000/cell.md, config/rs6000/darwin.h,
16768 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16769 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16770 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16771 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16772 typos. Follow spelling conventions.
16773 * doc/invoke.texi: Follow spelling conventions.
16775 2007-02-03 Roger Sayle <roger@eyesopen.com>
16777 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16778 canonicalization transformations that attempt to simplify integer
16779 constant comparisons to become comparisons against zero.
16781 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16783 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16785 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16786 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16788 2007-02-02 Mike Stump <mrs@apple.com>
16790 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16791 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16792 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16793 generate a branch island.
16795 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16797 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16798 (xtensa_legitimate_address_p): New.
16799 (xtensa_legitimize_address): New.
16800 (xtensa_output_addr_const_extra): New.
16801 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16803 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16804 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16805 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16806 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16807 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16808 (xtensa_legitimize_address): New.
16809 (xtensa_output_addr_const_extra): New.
16811 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16813 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16815 2007-02-02 Ian Lance Taylor <iant@google.com>
16817 * expmed.c (expand_divmod): Add comment.
16819 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16821 * emit-rtl.c (renumber_insns): Remove.
16822 * flags.h: Remove the extern for flag_renumber_insns.
16823 * rtl.h: Remove the prototype for renumber_insns.
16824 * toplev.c (flag_renumber_insns): Remove.
16826 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16828 Revert for x86 darwin:
16829 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16831 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16832 code before the following patch under TARGET_MACHO.
16833 (ix86_function_value_regno_p): Likewise.
16835 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16837 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16840 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16843 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16844 loads to general or fp registers. Add comments.
16845 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16847 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16849 * pointer-set.c (insert_aux): Only return insertion slot.
16850 (pointer_set_insert): Adjust.
16851 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16852 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16853 pointer_map_traverse): New.
16854 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16855 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16856 pointer_map_contains, pointer_map_traverse): Declare.
16858 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16860 PR middle-end/30473
16861 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16862 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16864 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16866 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16868 (struct _dep): New type.
16869 (dep_t): New typedef.
16870 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16871 (DEP_STATUS): New access macro. The macro with the same name was
16872 renamed to DEP_LINK_STATUS.
16873 (dep_init): Declare function
16875 (struct _dep_link): New type.
16876 (dep_link_t): New typedef.
16877 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16878 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16879 (DEP_LINK_STATUS): New macro.
16880 (debug_dep_links): New debug function.
16882 (struct _deps_list): New type.
16883 (deps_list_t): New typedef.
16884 (DEPS_LIST_FIRST): New access macro.
16885 (FOR_EACH_DEP_LINK): New cycle macro.
16886 (create_deps_list, free_deps_list, delete_deps_list): Declare
16888 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16889 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16890 (copy_deps_list_change_con): Ditto.
16892 (move_dep_link): Declare function.
16894 (struct _dep_node): New type.
16895 (dep_node_t): New typedef.
16896 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16898 (struct haifa_insn_data.back_deps): New field to hold backward
16899 dependencies of the insn.
16900 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16902 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16903 Change its type to deps_list_t.
16904 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16905 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16906 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16908 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16910 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16912 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16914 (dep_cost): Declare.
16916 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16917 (ds_to_dk, dk_to_ds): New functions.
16919 (init_dep_1): New static function.
16920 (init_dep): New function.
16921 (copy_dep): New static function.
16923 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16925 (detach_dep_link): New static function.
16926 (move_dep_link): New function.
16928 (dep_links_consistent_p, dump_dep_links): New static functions.
16929 (debug_dep_links): New debugging function.
16931 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16933 (alloc_deps_list, init_deps_list): New static functions.
16934 (create_deps_list): New function.
16935 (clear_deps_list): New static function.
16936 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16937 (deps_list_consistent_p, dump_deps_list): New static functions.
16938 (debug_deps_list): New function.
16939 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16941 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16943 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16944 use new scheduler dependencies lists.
16945 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16946 (sched_analyze): Ditto. Initialize dependencies lists.
16947 (add_forw_dep, compute_forward_dependences): Update to use new
16948 scheduler dependencies lists.
16950 (init_dependency_caches): Init deps_obstack.
16951 (free_dependency_caches): Free deps_obstack.
16953 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16954 new scheduler dependencies lists.
16955 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16956 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16958 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16959 Update to use new scheduler dependencies lists.
16960 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16961 (debug_dependencies): Ditto.
16962 (schedule_region): Update comments.
16964 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16965 scheduler dependencies lists.
16966 (schedule_ebb): Update comments.
16968 * rtl.def (DEPS_LIST): Remove.
16970 * lists.c (unused_deps_list): Remove.
16971 (free_list): Update assertions.
16973 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16974 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16976 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16977 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16979 * haifa-sched.c (comments): Update.
16980 (insn_cost1): Remove. Inline the code into insn_cost ().
16981 (insn_cost): Update to use new scheduler dependencies lists. Move
16982 processing of the dependency cost to dep_cost ().
16983 (dep_cost): New function. Use it instead of insn_cost () when
16984 evaluating cost of the dependency. Use compatible interface to
16985 interact with the target.
16986 (priority): Update to use new scheduler dependencies lists.
16987 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16988 with greater number of insns that depend on the insn.
16989 (schedule_insn): Update to use new scheduler dependencies lists. Add
16990 code to free backward dependencies lists. Inline and optimize code
16991 from resolve_dep () - see PR28071.
16992 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16993 lists. Update call to targetm.sched.is_costly_dependence hook.
16995 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16996 scheduler dependencies lists.
16998 (resolve_dep): Remove. Move the logic to schedule_insn ().
16999 (init_h_i_d): Initialize dependencies lists.
17001 (process_insn_depend_be_in_spec): Rename to
17002 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17003 dependencies lists.
17004 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17005 Update to use new scheduler dependencies lists.
17006 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17008 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17009 new scheduler dependencies lists.
17010 (build_intra_loop_deps): Ditto.
17012 * target.h (struct _dep): Declare to use in
17013 gcc_target.sched.is_costly_dependence.
17014 (struct gcc_target.sched.adjust_cost): Fix typo.
17015 (struct gcc_target.sched.is_costly_dependence): Change signature to
17016 use single dep_t parameter instead of an equivalent triad.
17017 (struct gcc_target.sched.adjust_cost_2): Remove.
17019 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17021 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17023 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17025 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17027 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17028 (REG_DEP_TRUE): Document.
17030 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17031 Change signature to correspond to the targetm.sched.adjust_cost hook.
17032 Update use in TARGET_SCHED_ADJUST_COST_2.
17033 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17034 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17035 new scheduler dependencies lists.
17036 (ia64_gen_check): Ditto.
17038 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17039 scheduler dependencies lists.
17041 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17042 signature to correspond to the targetm.sched.is_costly_dependence hook.
17043 (is_costly_group): Update to use new scheduler dependencies lists.
17045 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17046 instead of INSN_COST () macro.
17048 2007-02-01 Ian Lance Taylor <iant@google.com>
17050 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17052 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17054 * pa.md (tp_load): Correct mfctl instruction syntax.
17056 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17058 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17059 altivec_padding_size calculation on AIX. Improve comment, add
17060 assert to verify that it's right.
17062 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17065 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17067 PR inline-asm/28686
17068 * global.c (global_alloc): Add mising initialization of
17071 2007-02-01 Roger Sayle <roger@eyesopen.com>
17073 * alias.c (init_alias_analysis): Correct whitespace.
17074 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17075 partition_hot_cold_basic_blocks): Likewise.
17076 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17077 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17078 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17079 fold_builtin_snprintf_chk, fold_builtin_printf,
17080 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17081 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17082 * cfgcleanup.c (cleanup_cfg): Likewise.
17083 * cfgexpand.c (tree_expand_cfg): Likewise.
17084 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17085 * function.c (get_next_funcdef_no): Likewise.
17086 * gengtype.c (main): Likewise.
17087 * genmodes.c (main): Likewise.
17088 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17089 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17090 * ifcvt.c (noce_emit_move_insn): Likewise.
17091 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17093 * stor-layout.c (get_best_mode): Likewise.
17094 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17095 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17096 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17097 perform_var_substitution, solve_graph): Likewise.
17098 * tree-vrp.c (vrp_finalize): Likewise.
17100 2007-02-01 Ian Lance Taylor <iant@google.com>
17102 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17103 high part of a paradoxical subreg, return a constant zero.
17105 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17107 * toplev.c (lang_dependent_init): Call init_set_costs.
17108 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17110 2007-02-01 Richard Guenther <rguenther@suse.de>
17112 PR middle-end/30656
17113 * fold-const.c (fold_negate_expr): Allow negating a
17114 constant if overflow does not change.
17116 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17118 * doc/c-tree.texi (Expression trees): Improve markup.
17119 * doc/tm.texi (Register Classes, Addressing Modes)
17120 (Floating Point): Fix spacing after abbreviations. Fix some
17123 2007-02-01 Ben Elliston <bje@au.ibm.com>
17125 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17126 * doc/contrib.texi: Likewise.
17127 * doc/install.texi: Likewise.
17129 2007-01-31 Richard Henderson <rth@redhat.com>
17130 Ian Lance Taylor <iant@google.com>
17132 * lower-subreg.c: New file.
17133 * rtl.def (CONCATN): Define.
17134 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17135 pass_lower_subreg2.
17136 * emit-rtl.c (update_reg_offset): New static function, broken out
17137 of gen_rtx_REG_offset.
17138 (gen_rtx_REG_offset): Call update_reg_offset.
17139 (gen_reg_rtx_offset): New function.
17140 * regclass.c: Revert patch of 2006-03-05, restoring
17142 (clear_reg_info_regno): New function.
17143 * dwarf2out.c (concatn_loc_descriptor): New static function.
17144 (loc_descriptor): Handle CONCATN.
17145 * common.opt (fsplit_wide_types): New option.
17146 * opts.c (decode_options): Set flag_split_wide_types when
17148 * timevar.def (TV_LOWER_SUBREG): Define.
17149 * rtl.h (gen_reg_rtx_offset): Declare.
17150 (reg_scan_update): Declare.
17151 * regs.h (clear_reg_info_regno): Declare.
17152 * tree-pass.h (pass_lower_subreg): Declare.
17153 (pass_lower_subreg2): Declare.
17154 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17155 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17156 -fsplit-wide-types.
17157 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17158 * Makefile.in (OBJS-common): Add lower-subreg.o.
17159 (lower-subreg.o): New target.
17161 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17163 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17165 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17168 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17170 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17172 PR middle-end/29335
17173 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17175 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17177 * cfgloop.h: Include vec-prim.h.
17178 (enum li_flags): Remove LI_ONLY_OLD.
17179 (loop_iterator): Changed.
17180 (fel_next, fel_init): Iterate over loop tree.
17181 (FOR_EACH_LOOP_BREAK): New macro.
17182 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17184 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17185 * modulo-sched.c (sms_schedule): Ditto.
17186 * tree-vectorizer.c (vectorize_loops): Ditto.
17187 * doc/loop.texi: Update information on loop numbering and behavior of
17188 FOR_EACH_LOOP wrto new loops.
17189 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17190 add_to_evolution_1): Test nestedness of loops instead of comparing
17192 * tree-chrec.c (chrec_fold_plus_poly_poly,
17193 chrec_fold_multiply_poly_poly, chrec_evaluate,
17194 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17195 reset_evolution_in_loop): Ditto.
17196 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17198 2007-01-31 Dirk Mueller <dmueller@suse.de>
17200 * c-common.c (warn_about_parentheses): Separate warning about
17201 un-parenthized sequence of comparison operators from the one
17202 which is supposed to warn about x <= y <= z.
17204 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17206 * optabs.h (enum optab_index): Add new OTI_isinf.
17207 (isinf_optab): Define corresponding macro.
17208 * optabs.c (init_optabs): Initialize isinf_optab.
17209 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17211 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17212 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17214 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17215 expand_builtin_interclass_mathfn.
17216 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17217 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17218 (fxam<mode>2_i387): New insn pattern.
17219 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17220 built-in functions as x87 inline asm.
17222 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17224 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17226 2007-01-30 Eric Christopher <echristo@apple.com>
17228 * config.gcc: Add geode.
17230 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17232 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17233 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17234 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17235 value-prof.c: Fix comment typos.
17237 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17240 * doc/invoke.texi (Wpointer-arith): Document warning.
17242 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17244 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17245 the list of discrepancies from the draft TR.
17247 2007-01-30 Dirk Mueller <dmueller@suse.de>
17250 * doc/invoke.texi (-Wreturn-type): Update description to
17251 match new behavior.
17253 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17255 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17257 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17259 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17260 to handle optabs that operate on floating point input argument and
17261 output to integer output.
17262 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17263 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17264 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17265 expand_builtin_interclass_mathfn ().
17266 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17267 (ilogbsi2): Remove.
17268 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17269 ilogbl built-in functions as x87 intrinsics.
17271 2007-01-30 Richard Guenther <rguenther@suse.de>
17273 PR middle-end/27657
17274 * dwarf2out.c (reference_to_unused): Query varpool if the
17275 variable was output.
17277 2007-01-30 Richard Guenther <rguenther@suse.de>
17279 PR middle-end/30313
17280 * passes.c (execute_one_pass): Reset in_gimple_form to not
17281 confuse non-unit-at-a-time mode.
17283 2007-01-29 Roger Sayle <roger@eyesopen.com>
17284 Richard Guenther <rguenther@suse.de>
17286 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17287 avoid undefined behaviour on overflow. Use force_fit_type_double
17288 to construct the constant with the specified TREE_OVERFLOW.
17290 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17292 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17293 * config/dfp-bit.h: Ditto.
17295 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17297 * c-decl.c (pop_scope): Replace warnings with call to
17298 warn_for_unused_label.
17299 * c-common.h (warn_for_unused_label): Declare.
17300 * c-common.c (warn_for_unused_label): Define.
17302 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17304 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17307 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17309 * Makefile.in (USER_H): Remove decfloat.h.
17310 * ginclude/decfloat.h: Delete, moving contents to ...
17311 * ginclude/float.h: Add support for decimal floating point,
17312 guarded by __STDC_WANT_DEC_FP__.
17314 2007-01-29 Mike Stump <mrs@apple.com>
17316 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17317 Analysis and Representation to resolve case insensitive conflict.
17318 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17320 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17322 * tree.h (struct tree_memory_tag): Add aliases member.
17323 (MTAG_ALIASES): New macro.
17324 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17325 (add_may_alias): Remove pointer-set. Update for may_aliases being
17327 (mark_aliases_call_clobbered): Update for may_aliases being a
17329 (compute_tag_properties): Ditto.
17330 (create_partition_for): Ditto.
17331 (compute_memory_partitions): Ditto.
17332 (dump_may_aliases_for): Ditto.
17333 (is_aliased_with): Ditto.
17334 (add_may_alias_for_new_tag): Ditto.
17335 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17336 (compute_is_aliased): New function.
17337 (compute_may_aliases): Call compute_is_aliased).
17338 (init_alias_info): Initialize alias_bitmap_obstack.
17339 (union_alias_set_into): New function.
17340 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17341 (have_common_aliases_p): Rewrite to take two bitmaps and use
17343 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17344 Update for bitmaps.
17345 (finalize_ref_all_pointers): Update for add_may_alias changes.
17346 (new_type_alias): Ditto.
17347 * tree-flow-inline.h (may_aliases): Return a bitmap.
17348 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17349 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17350 may_aliases being a bitmap.
17351 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17352 may_aliases now returns a bitmap.
17353 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17355 * tree-ssa-operands.c (add_virtual_operand): Update for
17356 may_aliases being a bitmap.
17358 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17360 PR tree-optimization/30630
17361 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17362 variable as changed.
17364 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17367 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17368 expanded only once even if an error occurs.
17370 2007-01-29 Ben Elliston <bje@au.ibm.com>
17372 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17373 (__gcov_average_profiler): Likewise.
17374 (__gcov_ior_profiler): Likewise.
17375 (__gcov_merge_ior): Likewise.
17377 2007-01-28 Jan Hubicka <jh@suse.cz>
17379 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17380 * value-prof.c (stringop_block_profile): Likewise.
17382 2007-01-28 Jan Hubicka <jh@suse.cz>
17384 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17385 Add variant handling histograms; add wrapper.
17386 (clear_storage_via_libcall): Export.
17387 (emit_block_move_hints): Break out from ...; add histograms.
17388 (emit_block_move): ... this one.
17389 (clear_storage_hints): Break out from ...; add histograms.
17390 (clear_storage): ... this one.
17391 (set_storage_via_memset): Handle histogram.
17392 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17393 (clear_storage_hints, clear_storage_via_libcall): Declare.
17394 (set_storage_via_setmem): Update prototype.
17395 * doc/md.texi (movmem, setmem): Document new arguments.
17397 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17398 Add new histograms.
17399 (stringop_block_profile): New global function.
17400 (tree_stringops_values_to_profile): Profile block size and alignment.
17401 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17403 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17404 (stringop_block_profile): Declare.
17405 * builtins.c: Include value-prof.h.
17406 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17407 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17408 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17409 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17410 * profile.c (instrument_values): Add new counters.
17411 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17413 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17414 (tree_init_edge_profiler): Build new profilers.
17415 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17416 (pass_tree_profile): Add dump.
17417 (tree_profile_hooks): Update.
17418 * Makefile.in (LIBGCOV): Add new constants.
17419 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17420 __gcov_ior_profiler): New.
17421 * i386.md (movmem/setmem expanders): Add new optional arguments.
17423 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17425 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17427 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17429 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17430 (tree_unswitch_single_loop): Pass eni_size_weights to
17431 tree_num_loop_insns.
17432 * tree-ssa-loop-manip.c: Include tree-inline.h.
17433 (can_unroll_loop_p): Pass eni_size_weights to
17434 tree_num_loop_insns.
17435 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17436 Pass eni_size_weights to estimate_num_insns.
17437 * tree.h (init_inline_once): Export.
17438 * toplev.c (backend_init): Call init_inline_once.
17439 * cgraphunit.c (cgraph_process_new_functions,
17440 cgraph_analyze_function): Pass eni_inlining_weights to
17441 estimate_num_insns.
17442 * ipa-inline.c (compute_inline_parameters): Ditto.
17443 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17444 to estimate_num_insns.
17445 (try_unroll_loop_completely): Pass eni_size_weights to
17446 tree_num_loop_insns.
17447 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17448 ot estimate_num_insns.
17449 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17450 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17451 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17452 eni_time_weights): New variables.
17453 (init_inline_once): Initialize them.
17454 (struct eni_data): Mew.
17455 (estimate_num_insns_1, estimate_num_insns): Use weights.
17456 * tree-inline.h (struct eni_weights_d): New.
17457 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17458 (estimate_num_insns): Declaration changed.
17459 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17460 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17461 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17463 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17465 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17466 relations in the conflict function is valid.
17468 2007-01-27 Ian Lance Taylor <iant@google.com>
17470 * common.opt: Add fstrict-overflow.
17471 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17472 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17473 (TYPE_OVERFLOW_UNDEFINED): Define.
17474 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17476 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17477 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17478 (fold_negate_expr): Likewise.
17479 (make_range): Likewise.
17480 (extract_muldiv_1): Likewise.
17481 (maybe_canonicalize_comparison): Likewise.
17482 (fold_comparison): Likewise.
17483 (fold_binary): Likewise.
17484 (tree_expr_nonnegative_p): Likewise.
17485 (tree_expr_nonzero_p): Likewise.
17486 * tree-vrp.c (compare_values): Likewise.
17487 (extract_range_from_binary_expr): Likewise.
17488 (extract_range_from_unary_expr): Likewise.
17489 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17491 (nowrap_type_p): Likewise.
17492 * tree-scalar-evolution.c (simple_iv): Likewise.
17493 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17494 (build_range_check): Likewise.
17495 (extract_muldiv_1): Likewise.
17496 (fold_comparison): Likewise.
17497 * tree-vrp.c (vrp_int_const_binop): Likewise.
17498 (extract_range_from_unary_expr): Likewise.
17499 * convert.c (convert_to_integer): Likewise.
17500 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17501 (fold_comparison): Likewise.
17502 (fold_binary): Likewise.
17503 * optabs.c (optab_for_tree_code): Likewise.
17504 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17505 * simplify-rtx.c (simplify_const_relational_operation): Check
17506 flag_strict_overflow and flag_trapv.
17507 (simplify_const_relational_operation): Likewise.
17508 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17509 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17512 2007-01-27 Roger Sayle <roger@eyesopen.com>
17514 * tree.c (tree_fold_gcd): Delete.
17515 * tree.h (tree_fold_gcd): Remove prototype.
17516 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17517 test whether one constant integer is a multiple of another. Instead
17518 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17519 * fold-const.c (multiple_of_p): We've determined both TOP and
17520 BOTTOM are integer constants so we can call int_const_binop directly
17521 instead of the more generic const_binop.
17523 2007-01-27 Roger Sayle <roger@eyesopen.com>
17525 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17526 1*X check that the constant hasn't overflowed, to preserve the
17528 (round_up): Provide an efficient implementation when rouding-up an
17529 INTEGER_CST to a power-of-two.
17531 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17533 * doc/sourcebuild.texi: Add comma for clarity.
17534 * doc/extend.texi: Fix some typos.
17535 * doc/passes.texi: Likewise.
17536 * doc/cppinternals.texi: Likewise.
17537 * doc/c-tree.texi: Likewise.
17538 * doc/tree-ssa.texi: Likewise.
17539 * doc/install.texi: Likewise.
17541 2007-01-27 Jan Hubicka <jh@suse.cz>
17543 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17544 (pass_sra): Do not require alias information.
17545 * passes.c (init_optimization_passes): Add SRA
17547 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17549 * tracer.c (rest_of_handle_tracer): We already cleaned
17550 up the CFG in tracer() so don't do it here again.
17551 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17552 cleanup_cfg here, either. And don't call renumber_insns.
17554 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17555 and BB_HEAD are in the insn stream here. Instead make sure
17556 that BB_INSN is valid on all insns. Also, do check here that
17557 there are no pending branch predictions...
17558 (rtl_verify_flow_info): ...instead of doing it here. Checks
17559 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17562 2007-01-26 Roger Sayle <roger@eyesopen.com>
17564 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17565 function to simplify/factorize operand order canonicalization.
17566 (ix86_fixup_binary_operands): Reorganize using the above function.
17567 (ix86_binary_operator_ok): Likewise.
17569 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17571 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17572 file scope from optimize_attrs.
17573 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17575 (optimize_attrs): Clear insn_code_values after freeing it.
17577 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17579 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17580 a parts.base assignment.
17582 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17584 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17585 (compute_subscript_distance, initialize_data_dependence_relation,
17586 finalize_ddr_dependent, analyze_ziv_subscript,
17587 analyze_siv_subscript_cst_affine,
17588 compute_overlap_steps_for_affine_univar,
17589 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17590 analyze_siv_subscript, analyze_miv_subscript,
17591 analyze_overlapping_iterations, subscript_dependence_tester_1,
17592 compute_self_dependence, free_dependence_relation): Work
17593 with affine_fn instead of chrecs.
17594 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17595 common_affine_function, affine_function_base,
17596 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17597 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17598 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17599 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17600 (all_chrecs_equal_p): Removed.
17601 * tree-data-ref.h (affine_fn, conflict_function): New types.
17602 (struct subscript): Change type of conflicting_iterations_in_a
17603 and conflicting_iterations_in_b.
17605 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17608 * config/pa/pa.h (TARGET_HPUX_11): New.
17609 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17610 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17612 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17613 Richard Guenther <rguenther@suse.de>
17615 * tree-ssa-structalias.c (solve_graph): Handle case
17616 we merged the variable to another.
17618 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17620 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17623 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17624 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17626 2007-01-25 DJ Delorie <dj@redhat.com>
17628 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17629 allow changes to modes which don't fit in those registers.
17631 * reload1.c (choose_reload_regs): Check for invalid subregs before
17632 computing their locations, not after.
17634 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17637 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17638 save Altivec registers in an eh_return function.
17639 (compute_vrsave_mask): Likewise.
17640 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17641 for saving Altivec registers.
17642 (rs6000_emit_prologue): Don't allocate stack twice in
17643 eh_return function. Correct expected value of altivec_save_offset
17644 when using save_world. Describe save of R0 to stack when using
17645 save_world. Describe stack pointer adjustment when using
17646 save_world. Remove duplicated eh_return parameter register saving.
17647 Update sp_offset variable after save_world.
17648 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17650 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17651 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17654 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17656 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17658 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17661 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17662 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17664 2007-01-25 Richard Guenther <rguenther@suse.de>
17666 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17667 * common.opt (-Wcoverage-mismatch): New warning option.
17668 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17669 if -Wcoverage-mismatch is given.
17671 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17673 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17674 (ipcp_driver): Change to static definition.
17675 Add dumping of the ifunctions.
17676 (constant_val_insert): Remove unused parameter. Support for SSA.
17677 (ipcp_propagate_const): Support for SSA.
17678 (ipcp_profile_bb_print): Print only analyzed nodes.
17679 (ipcp_replace_map_create): Remove support for Fortran constant
17681 * ipa-prop.c (ipa_method_modify_stmt,
17682 ipa_callsite_compute_param): Support for SSA.
17683 * ipa-prop.h (ipcp_driver): Remove declaration.
17684 (IS_VALID_TREE_MAP_INDEX): Add define.
17686 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17688 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17690 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17692 PR middle-end/30447
17693 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17694 constant argument to cabs and do it without checking for
17695 -funsafe-math-optimizations.
17697 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17699 * c-common.h (RID_FIRST_CXX0X): New.
17700 (RID_LAST_CXX0X): New.
17701 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17703 * c.opt (Wc++0x-compat): New.
17704 * doc/invoke.texi (-Wc++0x-compat): Document.
17706 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17708 * builtins.c (fold_builtin_carg): New.
17709 (fold_builtin_1): Use it.
17711 2007-01-24 Jan Hubicka <jh@suse.cz>
17713 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17715 * ipa-inline.c (initial_insns, max_insns): Delete.
17716 (compute_max_insns): New function.
17717 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17718 amount of insns as base for code growth.
17719 (cgraph_decide_inlining): Make initial_insns local; do not compute
17721 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17722 * doc/invoke.texi (inline-unit-growth): Update docs.
17724 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17726 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17727 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17728 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17729 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17730 for CPUs that have PTA_CX16 set.
17732 PR middle-end/27416
17733 * gimplify.c (omp_check_private): New function.
17734 (gimplify_scan_omp_clauses): Use it for
17735 firstprivate/lastprivate/reduction.
17737 PR middle-end/30494
17738 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17739 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17741 PR middle-end/30421
17742 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17743 If lower_lastprivate_clauses emits some statements, append them
17744 to dlist rather than body_p and to body_p append an initializer.
17745 (lower_omp_for): Adjust caller.
17747 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17749 * target.h (globalize_decl_name): New.
17750 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17751 * output.h (default_globalize_decl_name): New.
17752 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17754 (globalize_decl): Ditto.
17755 (default_globalize_decl_name): New.
17756 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17757 (ia64_handle_version_id_attribute): New.
17758 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17759 (ia64_asm_output_external): Use globalize_decl_name instead
17760 of globalize_label.
17761 * doc/extend.texi (version_id): New pragma.
17762 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17764 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17766 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17767 _uleb128_t and _Unwind_SWord with _sleb128_t.
17768 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17769 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17771 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17772 * unwind-pe.h (read_uleb128, read_sleb128,
17773 read_encoded_value_with_base): Likewise.
17774 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17776 2007-01-24 Richard Guenther <rguenther@suse.de>
17778 * builtins.c (expand_builtin_cexpi): Get the fndecl
17779 for cexp in the correct way.
17781 2007-01-24 Jan Hubicka <jh@suse.cz>
17783 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17786 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17788 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17789 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17790 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17791 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17792 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17793 __SIZEOF_PTRDIFF_T__.
17794 * doc/cpp.texi: Documentation for the new builtin macros added.
17796 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17798 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17799 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17800 instead of operands[2] to avoid access past the end of array.
17802 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17804 * reload1.c (emit_reload_insns): Pass the reload register
17805 for a non-spill output reload through forget_old_reloads_1.
17807 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17809 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17810 _SOFT_DOUBLE if doubles use software floating-point.
17811 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17812 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17813 * config/rs6000/darwin-ldouble.c: Also compile functions for
17814 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17815 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17816 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17817 commented-out long double override.
17818 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17819 * config/rs6000/eabispe.h: Likewise.
17820 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17821 long double for non-SPE.
17822 (rs6000_handle_option): Likewise.
17823 (invalid_e500_subreg): Disallow more subregs involding DImode,
17824 DFmode, TImode or TFmode.
17825 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17827 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17829 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17830 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17832 (rs6000_legitimate_address): Also check for TFmode for E500
17834 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17835 (spe_build_register_parallel): Handle TFmode and TCmode.
17836 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17838 (function_arg): Handle TFmode and TCmode for E500 double.
17839 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17841 (print_operand): Handle TFmode and TImode for %y.
17842 (rs6000_generate_compare): Handle TFmode comparisons for E500
17844 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17845 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17846 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17847 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17848 TFmode for E500 double.
17849 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17850 (floatsidf2): Enable for E500 double.
17851 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17852 (extenddftf2): Change to extenddftf2_fprs.
17853 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17854 depending on TARGET_E500_DOUBLE.
17855 (extendsftf2): Enable for E500 double.
17856 (trunctfdf2): Enable for E500 double.
17857 (trunctfsf2): Change to trunctfsf2_fprs.
17858 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17859 depending on TARGET_E500_DOUBLE.
17860 (floatsitf2): Enable for E500 double.
17861 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17862 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17863 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17864 (negtf2): Change to negtf2_internal.
17865 (negtf2): New expander.
17866 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17867 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17868 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17869 (movdi_internal32): Use rs6000_nonimmediate_operand.
17870 (unnamed splitter): Likewise.
17871 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17872 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17873 (SPE64TF, DITI): New mode macros.
17874 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17877 (frob_<mode>_di_2): New.
17878 (frob_tf_di_8_2): New.
17879 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17881 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17883 (frob_ti_<mode>_8_2): New.
17884 (frob_ti_tf_2): New.
17885 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17886 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17888 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17889 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17890 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17891 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17892 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17893 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17896 2007-01-23 Ian Lance Taylor <iant@google.com>
17898 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17900 (OBJS-archive): Reformat, alphabetize.
17901 (OBJS): Change out_object_file to OBJS-md.
17903 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17905 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17906 JUMP_P and CALL_P predicates where applicable.
17907 * config/i386/i386.c: Ditto.
17908 * config/i386/i386.md: Ditto.
17909 * config/i386/mmx.md: Ditto.
17910 * config/i386/predicates.md: Ditto.
17912 2007-01-22 Andreas Schwab <schwab@suse.de>
17914 * config/m68k/m68k.h: Fix comment.
17916 2007-01-22 Jan Hubicka <jh@suse.cz>
17918 * passes.c (init_optimization_passes): Do not rerun
17919 pass_early_warn_uninitialized.
17921 2007-01-22 Richard Guenther <rguenther@suse.de>
17923 PR tree-optimization/30038
17924 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17926 (execute_cse_sincos_1): Likewise.
17927 (execute_cse_sincos): Likewise.
17928 (gate_cse_sincos): Likewise.
17929 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17930 the cexpi() canonicalization of sincos().
17931 * tree-pass.h (pass_cse_sincos): Declare.
17932 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17934 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17936 PR rtl-optimization/29329
17937 * combine.c (replaced_rhs_insn): Rename to i2mod.
17938 (replaced_rhs_value): Rename to i2mod_new_rhs.
17939 (i2mod_old_rhs): New global variable.
17940 (combine_instructions): Adjust for above change. Save a copy of
17941 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17942 note are substituted in the second instruction.
17943 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17944 ditch the note if it pertains to the second eliminated register
17945 and this register is mentioned in i2mod_old_rhs.
17948 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17950 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17951 the insn to which the note was originally attached.
17953 2007-01-21 Jan Hubicka <jh@suse.cz>
17955 * ipa-inline.c (inlining_mode): Comment, move up.
17956 (cgraph_decide_inlining_incrementally): Do not perform inlining
17957 itself; fix handling of flattening of self recursive functions.
17958 (cgraph_find_cycles): Remove.
17959 (cgraph_flatten_node): Remove.
17960 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17961 (try_inline): New function.
17962 (cgraph_early_inlining): Update call of
17963 cgraph_decide_inlining_incrementally. Apply inlining here.
17964 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17966 2007-01-21 Dirk Mueller <dmueller@suse.de>
17969 * tree-vrp.c (check_array_bounds): do not warn
17970 about ADDR_EXPR's of ARRAY_REF's which are immediately
17971 used in binary expressions.
17973 2007-01-21 Ira Rosen <irar@il.ibm.com>
17975 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17976 read_write_dep and macros for its access.
17977 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17978 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17979 argument, call vect_check_interleaving for every independent pair of
17980 data-refs. Mark loads that access the same memory location as a store
17982 (vect_check_dependences): Remove.
17983 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17984 call, fix the call to vect_analyze_data_ref_dependence.
17985 (vect_analyze_data_ref_access): For statements that access the same
17986 data-ref, check that they are not stores; for loads, check that there
17987 is no store that access the same location.
17989 2007-01-20 Roger Sayle <roger@eyesopen.com>
17990 Joseph Myers <joseph@codesourcery.com>
17992 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17993 (-fdump-rtl-stack): Likewise.
17994 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17995 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17996 (-mpt-fixed): Use @minus{} for minus sign.
17997 (Using Precompiled Headers): Fix under/overfull hbox.
17999 2007-01-20 Jan Hubicka <jh@suse.cz>
18001 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18002 place within annotation.
18004 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18006 * pa.c (output_move_double): Change array size of xoperands to 4.
18008 2007-01-20 Jan Hubicka <jh@suse.cz>
18010 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18013 2007-01-19 Ian Lance Taylor <iant@google.com>
18015 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18016 constant to unsigned HOST_WIDE_INT before negating.
18018 2007-01-19 Ian Lance Taylor <iant@google.com>
18020 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18022 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18023 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18024 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18025 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18026 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18027 (realloc_vdef, realloc_vuse): Change second parameter to
18029 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18030 fields to unsigned.
18031 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18032 unsigned. Change x and lim locals to unsigned.
18033 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18035 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18036 (copy_virtual_operands): Change i and n locals to unsigned.
18038 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18040 PR middle-end/29335
18041 * builtins.c (fold_builtin_1): Handle builtin fdim.
18043 2007-01-20 Jan Hubicka <jh@suse.cz>
18045 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18046 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18047 init_alias_heapvars.
18048 (init_alias_heapvars): Initialize only when not already initialized.
18049 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18051 2007-01-19 Roger Sayle <roger@eyesopen.com>
18053 * common.opt (fsigned-zeros): New command line option.
18054 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18055 of flag_unsafe_math_optimizations.
18056 * opts.c (set_fast_math_flags): The -ffast-math command line option
18057 implies -fno-signed-zeros.
18058 (fast_math_flags_set_p): Likewise.
18060 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18061 the documentation of -ffast-math appropriately. Wrap long lines.
18063 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18065 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18066 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18068 2007-01-19 Tomas Bily <tbily@suse.cz>
18070 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18072 (tree_init_ic_make_global_vars): New function
18073 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18074 (tree_gen_ic_profiler): New function
18075 (tree_gen_ic_func_profiler): New function
18076 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18077 (tree_profile_hooks): Added hook for indirec/virtual calls
18078 * value-prof.c (tree_find_values_to_profile): New case for
18080 (tree_values_to_profile): Call for determining indirect/virtual
18082 (tree_indirect_call_to_profile): New function
18083 (tree_ic_transform): New function
18084 (tree_ic): New function
18085 (find_func_by_pid): New function
18086 (init_pid_map): New function
18087 (tree_value_profile_transformations): Added check for
18088 indirect/virtual call transformation
18089 * value-prof.h (enum hist_type): New counter type for
18090 indirect/virtual calls
18091 (profile_hooks): Added new hook for profiling indirect/virtual
18093 * profile.c (instrument_values): New case for indirect/virtual
18095 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18096 (GCOV_COUNTER_V_INDIR): New counter type
18097 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18098 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18100 * cgraph.c: Definition of cgraph_max_pid
18101 (cgraph_create_node): Default init of pid attribute
18102 * cgraph.h: Declaration of cgraph_max_pid
18103 (struct cgraph_node): Added pid attribute
18104 * libgcov.c (__gcov_indirect_call_profiler): New function
18105 (__gcov_one_value_profiler_body): New function
18106 (__gcov_one_value_profiler): Body was moved to
18107 __gcov_one_value_profiler_body and calls it
18109 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18111 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18112 * gengtype.c (write_types_data, write_func_for_structure,
18113 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18114 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18115 (walk_type, write_func_for_structure): Generate the mark_hook if
18118 2007-01-19 Jan Hubicka <jh@suse.cz>
18120 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18121 'early' argument take inlining mode argument specifying whether to
18122 inline for size/speeed or all functions; add support for flattening;
18124 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18126 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18129 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18130 the name of the declared identifier.
18132 2007-01-19 Dirk Mueller <dmueller@suse.de>
18134 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18135 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18136 duplicate evaluation.
18138 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18140 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18141 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18142 to XFMode, use acosxf2 and truncate result to requested mode.
18143 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18144 (asin<mode>2): Similarly, with asin expanders.
18145 (*fscalexf4_i387): Rename from *fscalexf4.
18146 (expNcorexf3): New expander.
18147 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18148 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18149 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18150 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18151 patterns for SSE math.
18152 (exp10<mode>2): Similarly, with exp10 expanders.
18153 (exp2<mode>2): Similarly, with exp2 expanders.
18154 (expm1<mode>2): Similarly, with expm1 expanders.
18155 (ldexp<mode>3): Similarly, with ldexp expanders.
18156 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18157 Use gen_truncxf<mode>2_i387_noop to truncate result.
18159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18161 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18162 for ColdFire targets.
18164 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18165 Richard Sandiford <richard@codesourcery.com>
18167 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18168 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18169 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18170 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18171 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18172 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18174 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18176 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18177 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18178 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18179 (*adddi_dilshr32_cf): New pattern.
18180 (adddi3, subdi3): Remove first alternatives.
18182 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18184 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18185 implemented using move.l, do not use its cc result for floating-point
18188 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18190 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18191 from accepting 's' constraints if flag_pic.
18193 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18195 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18196 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18197 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18198 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18200 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18202 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18203 ColdFire alternatives.
18204 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18205 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18206 architectures that support ff1 instruction.
18208 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18209 Julian Brown <julian@codesourcery.com>
18211 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18212 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18213 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18216 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18218 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18220 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18221 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18222 HOST_WIDE_INT instead of an rtx.
18223 (m68k_rtx_costs): Update call accordingly.
18224 (output_move_const_into_data_reg): Likewise. Fix formatting.
18225 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18227 (output_move_simode_const): Update calls after above changes.
18228 Rework to use automatic variables and predicates like MEM_P.
18229 * config/m68k/m68k.md (pushexthisi_const): Update call to
18232 2007-01-19 Dirk Mueller <dmueller@suse.de>
18234 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18235 in dump_flags test.
18237 2007-01-19 Richard Guenther <rguenther@suse.de>
18239 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18240 via cexp in case sincos is not available.
18242 2007-01-19 Richard Guenther <rguenther@suse.de>
18244 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18245 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18246 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18247 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18248 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18249 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18250 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18251 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18253 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18255 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18257 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18258 (atan2xf3): Directly generate RTL pattern.
18259 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18260 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18261 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18262 disable patterns for SSE math.
18263 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18264 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18265 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18266 disable patterns for SSE math.
18268 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18270 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18272 2007-01-18 Roger Sayle <roger@eyesopen.com>
18274 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18275 VIEW_CONVERT_EXPR to the same type as it's operand.
18277 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18279 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18280 configured for long double 128.
18282 2007-01-18 Mike Stump <mrs@apple.com>
18284 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18287 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18289 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18292 2007-01-18 Jan Hubicka <jh@suse.cz>
18294 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18295 greater than NUM_VOP_FREE_BUCKETS.
18297 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18299 * tree-ssa-structalias.c: Update comments.
18300 (ptabitmap_obstack): Removed.
18301 (pta_obstack): New.
18302 (oldpta_obstack): Ditto.
18303 (stats): Add a few members.
18304 (struct variable_info): Remove node, complex, address_taken, and
18305 indirect_target members. Add oldsolution member.
18306 (new_var_info): Do not initialize removed members.
18307 (constraint_expr_type): Remove INCLUDES.
18308 (constraint_graph): Add size, implicit_preds, rep,
18309 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18310 (FIRST_REF_NODE): New macro.
18311 (LAST_REF_NODE): Ditto.
18312 (FIRST_ADDR_NODE): Ditto.
18313 (find): New function.
18315 (dump_constraint): Do not handle INCLUDES.
18316 (insert_into_complex): Do not insert duplicate constraints.
18317 (condense_varmap_nodes): Renamed and rewritten into ...
18318 (merge_node_constraints): This. Also fix bug in handling of
18319 offseted copy constraints.
18320 (clear_edges_for_node): No longer need to deal with preds at all,
18321 or removing associated preds/succs.
18322 (merge_graph_nodes): Deal with indirect_cycles.
18323 Don't deal with predecessors.
18324 (add_implicit_graph_edge): New function.
18325 (add_pred_graph_edge): Ditto.
18326 (add_graph_edge): Don't deal with predecessors.
18327 (build_constraint_graph): Removed.
18328 (build_pred_graph): New function.
18329 (build_succ_graph): Ditto.
18330 (struct scc_info): Removed in_component. Added roots, dfs, and
18331 node_mapping. Remove visited_index, unification_queue.
18332 (scc_visit): Deal with union-find we do now.
18333 Deal with cycles with REF nodes.
18334 (collapse_nodes): Renamed and rewritten to ...
18335 (unify_nodes): This.
18336 (process_unification_queue): Removed.
18337 (topo_visit): Cleanup
18338 (do_da_constraint): Use find.
18339 (do_sd_constraint): Ditto.
18340 (do_ds_constraint): Ditto.
18341 (do_complex_constraint): Ditto.
18342 (init_scc_info): Update for removed and added members.
18343 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18344 (find_indirect_cycles): This.
18345 (equivalence_class): New variable.
18346 (label_visit): New function.
18347 (perform_variable_substitution): Rewritten.
18348 (free_var_substitution_info): New function.
18349 (find_equivalent_node): Ditto.
18350 (move_complex_constraints): Ditto.
18351 (eliminate_indirect_cycles): Ditto.
18352 (solve_graph): Only propagate changed bits.
18353 Use indirect cycle elimination.
18355 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18356 (tree_id_eq): Renamed to ...
18357 (tree_vi_eq): This. Update for member change
18358 (insert_id_for_tree): Renamed and rewritten to ...
18359 (insert_vi_for_tree): This.
18360 (lookup_id_for_tree): Renamed and rewritten to ...
18361 (lookup_vi_for_tree): This.
18362 (get_id_for_tree): Renamed and rewritten to ...
18363 (get_vi_for_tree): Ditto.
18364 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18365 (process_constraint): Don't handle INCLUDES.
18366 Remove special ADDRESSOF case.
18367 (find_func_aliases): Rewrite to use vi functions instead of id
18369 (create_function_info_for): Ditto.
18370 (create_variable_info_for): Ditto.
18371 (intra_create_variable_infos): Ditto.
18372 (merge_smts_into): Ditto.
18373 (find_what_p_points_to): Ditto.
18374 (init_base_vars): Ditto.
18375 (init_alias_vars): Ditto.
18376 (remove_preds_and_fake_succs): New function.
18377 (dump_sa_points_to_info): Dump new stats.
18378 (dump_solution_for_var): Use find.
18379 (set_used_smts): Fix formatting.
18380 (compute_points_to_sets): Updated for new functions.
18381 (ipa_pta_execute): Ditto.
18383 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18384 Richard Sandiford <richard@codesourcery.com>
18386 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18388 * calls.c (expand_call): If the return value is a PARALLEL,
18389 extract its first member.
18390 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18391 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18392 use FUNCTION_EXTRA_EPILOGUE.
18393 (m68k_function_value): Return a PARALLEL if the return value
18394 is of a pointer type.
18395 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18396 (FUNCTION_EXTRA_EPILOGUE): Remove.
18397 * config/m68k/m68k.md (D0_REG): New constant.
18399 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18401 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18402 output a NOP for empty epilogues.
18404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18406 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18407 before function. Extend register save check to include all
18408 registers, not just integer ones.
18410 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18412 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18413 (m68k_use_return_insn): ...this.
18414 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18415 * config/m68k/m68k.c (use_return_insn): Rename to...
18416 (m68k_use_return_insn): ...this.
18417 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18418 of USE_RETURN_INSN.
18420 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18422 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18423 nearest even, fix denormal rounding overflow.
18425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18427 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18428 f%$smove and f%$move.
18429 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18430 (extendsfdf2_cf): Use fdmove instead of f%&move.
18431 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18432 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18436 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18439 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18441 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18442 (coldfire_single_format): Declare.
18443 (coldfire_double_format): Likewise.
18444 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18445 of qnan_msb_set to determine the lower bits of a canonical
18447 (encode_ieee_double): Likewise.
18448 (encode_ieee_quad): Likewise.
18449 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18450 (mips_single_format): Likewise.
18451 (ieee_double_format): Likewise.
18452 (mips_double_format): Likewise.
18453 (ieee_extended_motorola_format): Likewise.
18454 (ieee_extended_intel_96_format): Likewise.
18455 (ieee_extended_intel_128_format): Likewise.
18456 (ieee_extended_intel_96_round_53_format): Likewise.
18457 (ibm_extended_format): Likewise.
18458 (mips_extended_format): Likewise.
18459 (ieee_quad_format): Likewise.
18460 (mips_quad_format): Likewise.
18461 (vax_f_format): Likewise.
18462 (vax_d_format): Likewise.
18463 (vax_g_format): Likewise.
18464 (i370_single_format): Likewise.
18465 (i370_double_format): Likewise.
18466 (decimal_single_format): Likewise.
18467 (decimal_double_format): Likewise.
18468 (decimal_quad_format): Likewise.
18469 (c4x_single_format): Likewise.
18470 (c4x_extended_format): Likewise.
18471 (real_internal_format): Likewise.
18472 (coldfire_single_format): New real_format.
18473 (coldfire_double_format): Likewise.
18474 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18475 canonical_nan_lsbs_set.
18476 (pdp11_d_format): Likewise.
18477 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18478 if TARGET_COLDFIRE_CPU.
18480 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18482 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18483 (output_call, m68k_legitimize_call_address): Declare.
18484 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18485 parenthesees. Add support for a 'W' constraint.
18486 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18487 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18488 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18489 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18491 (override_options): Initialize them. Do not set flag_no_function_cse
18492 for TARGET_ID_SHARED_LIBRARY.
18493 (m68k_output_pic_call): Delete.
18494 (m68k_legitimize_call_address): New function.
18495 (print_operand): Remove the %o prefix. Handle the %p prefix.
18496 (output_call): New function.
18497 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18498 target address from the GOT if symbolic jumps are not allowed.
18499 * config/m68k/m68k.md (call, general_operand): Do not set
18500 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18501 Merge separate flag_pic and !flag_pic define_insns into...
18502 (*call, *call_value): ...these new patterns. Match the address
18503 rather than the containing MEM and require it to be a call_operand.
18504 Use output_call to generate the asm template.
18505 * config/m68k/predicates.md (const_call_operand): New predicate.
18506 (call_operand): Likewise.
18508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18510 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18511 (STACK_GROWS_DOWNWARD): Define to 1.
18512 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18513 comments, emphasizing that these values are only defaults.
18514 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18515 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18519 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18521 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18522 Richard Sandiford <richard@codesourcery.com>
18524 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18525 (FP_REGNO_P): New macros.
18526 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18527 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18528 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18529 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18531 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18533 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18534 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18536 * config/m68k/t-floatlib: New file, extracting common code from...
18537 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18538 * config/m68k/t-uclinux: Here.
18539 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18540 routines on ColdFire targets.
18542 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18544 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18545 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18546 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18547 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18548 explicitly set MOTOROLA to 1.
18549 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18551 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18552 Nathan Sidwell <nathan@codesourcery.com>
18554 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18555 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18556 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18557 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18558 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18559 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18560 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18561 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18562 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18563 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18564 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18565 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18566 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18567 (DBX_REGISTER_NUMBER): Delete.
18568 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18569 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18570 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18572 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18574 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18575 * config/flat.h: New file.
18576 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18577 OBJECT_FORMAT_FLAT.
18578 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18579 indirect references for -msep-data or -mid-shared-library.
18580 Do not use PC-relative code addresses either.
18581 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18583 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18584 for shared libraries and crt1.o for executables. Use crti.o and
18586 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18587 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18588 Do not add -elf2flt or -shared-lib-id options here.
18589 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18590 Pass -shared-lib-id if -mid-shared-library, taking the library
18591 identifier from -mshared-library-id if given, otherwise
18593 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18594 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18595 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18596 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18597 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18598 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18600 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18601 jump sequence for ISA A and ISA A+.
18602 (PICJUMP): Likewise.
18604 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18606 * config.gcc (m68k-*-uclinux*): Base the port on the common
18607 and m68k GNU/Linux files rather than on the generic ELF ones.
18608 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18609 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18611 2007-01-18 Julian Brown <julian@codesourcery.com>
18612 Richard Sandiford <richard@codesourcery.com>
18614 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18615 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18616 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18618 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18619 80 unconditionally.
18620 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18624 * doc/install.texi: Document m68k-uclinuxoldabi.
18625 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18626 * config/m68k/uclinux-oldabi.h: New file, copied from
18627 config/m68k/uclinux.h.
18629 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18631 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18632 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18633 (m32r_compute_frame_size): Use unsigned for regno.
18634 (m32r_reload_lr): Use gen_frame_mem.
18636 (m32r_output_function_epilogue): Don't output the function epilogue
18638 (m32r_expand_epilogue): New.
18639 (direct_return): Return false if the function has the interrupt
18641 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18642 * config/m32r/m32r.md (epilogue): New expander.
18643 (return_lr, return_rte): New insns.
18644 (return): Make it expander.
18645 (return_normal): New expander.
18647 2007-01-18 Josh Conner <jconner@apple.com>
18650 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18651 support for UNLE, UNLT, UNGE, and UNGT.
18653 2007-01-18 Jan Hubicka <jh@suse.cz>
18655 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18656 * tree-tailcall (add_virtual_phis): Likewise.
18657 (optimize_tail_call): Return TODOs.
18658 (execute_tail_calls): Return TODOs.
18659 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18660 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18662 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18663 Cleanup cfg using TODO.
18664 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18665 * passes.c (execute_function_todo): When cleanup did something, remove
18667 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18668 (make_edges): Don't cleanup_cfg.
18670 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18672 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18673 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18674 operate on the top of stack.
18675 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18676 register handling of instructions that output to the second
18678 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18679 (move_for_stack_reg): Special-case check for dead destination
18680 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18682 * config/i386/i386.md (UNSPEC_TAN): New constant.
18683 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18684 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18685 to correctly model move of constant 1.0 to top stack slot.
18686 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18687 (unnamed peephole2 pattern): Remove corresponding peephole2
18688 pattern that optimizes tan insn and loading of constant 1.0.
18689 (tanxf2): Use fptanxf4_i387.
18690 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18691 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18692 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18693 disable patterns for SSE math.
18694 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18695 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18697 2007-01-18 Dirk Mueller <dmueller@suse.de>
18698 Richard Guenther <rguenther@suse.de>
18701 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18702 * common.opt (Warray-bounds): Add new warning option.
18703 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18705 * Makefile.in: make tree-vrp.o depend on toplev.h
18706 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18708 (check_array_refs, check_array_bounds, check_array_ref): New.
18710 2007-01-18 Jan Hubicka <jh@suse.cz>
18712 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18713 (execute_ssa_ccp): Return flags conditionally.
18714 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18716 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18718 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18720 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18721 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18723 * Makefile.c (GTFILES): Add cfglayout.h.
18724 * gengtype.c (open_base_files): Likewise.
18725 * cfglayout.c (cfg_layout_function_footer,
18726 cfg_layout_function_header) Reindent to make gengtype happy.
18727 * cfglayout.h (cfg_layout_function_footer,
18728 cfg_layout_function_header): Add GTY(()) marker.
18730 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18732 2007-01-18 Ben Elliston <bje@au.ibm.com>
18734 * genautomata.c (write_automata): Include xstrerror output in the
18735 error message if writing the DFA description file fails.
18737 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18739 * config/mips/mips-protos.h (mips_output_external): Make it
18741 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18742 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18743 (extern_list): Likewise.
18744 (extern_head): Likewise.
18745 (TARGET_ASM_FILE_END): Likewise.
18746 (mips_file_end): Likewise.
18747 (mips_output_external): Rewritten.
18749 2007-01-18 Ben Elliston <bje@au.ibm.com>
18751 * genpreds.c (write_insn_preds_c): Only write out the function
18752 body for regclass_for_constraint if we have register constraints.
18754 2007-01-17 Tom Tromey <tromey@redhat.com>
18756 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18757 * doc/install.texi (Testing): Use sourceware.org.
18758 (Binaries): Likewise.
18759 (Specific): Likewise.
18760 * doc/contrib.texi (Contributors): Use sourceware.org.
18762 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18764 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18765 (AVR_ENHANCED): Rename to ...
18766 (AVR_HAVE_MUL): ... new.
18767 (avr_enhanced_p): Rename to ...
18768 (avr_have_mul_p): ... new.
18769 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18770 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18771 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18772 (avr_have_mul_p): ... new.
18773 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18774 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18775 'avr_enhanced_p' and 'enhanced'.
18776 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18777 AVR_HAVE_MUL instead of AVR_ENHANCED.
18778 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18779 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18780 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18781 instead of AVR_ENHANCED.
18782 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18783 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18784 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18786 2007-01-17 Ian Lance Taylor <iant@google.com>
18788 * vec.h (VEC_reserve_exact): Define.
18789 (vec_gc_p_reserve_exact): Declare.
18790 (vec_gc_o_reserve_exact): Declare.
18791 (vec_heap_p_reserve_exact): Declare.
18792 (vec_heap_o_reserve_exact): Declare.
18793 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18795 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18796 negative parameter.
18797 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18798 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18799 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18800 * vec.c (calculate_allocation): Add exact parameter. Change all
18802 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18803 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18804 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18805 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18806 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18807 (vec_heap_p_reserve_exact): New function.
18808 (vec_heap_o_reserve_exact): New function.
18810 2007-01-17 Jan Hubicka <jh@suse.cz>
18812 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18814 2007-01-17 Eric Christopher <echristo@apple.com>
18816 * config.gcc: Support core2 processor.
18818 2007-01-16 Jan Hubicka <jh@suse.cz>
18820 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18821 the names, just unlink the chain so we don't crash on dangling
18825 2007-01-16 Jan Hubicka <jh@suse.cz>
18827 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18828 * tree-pass.h: Reorder to make IPA passes appear toegher.
18829 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18831 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18832 parameters, do not call early inliner.
18833 * ipa-inline.c: Update comments. Include tree-flow.h
18834 (cgraph_decide_inlining): Do not compute inlining parameters.
18835 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18836 be called with function context set up.
18837 (pass_ipa_inline): Remove unreachable functions before pass.
18838 (cgraph_early_inlining): Simplify assuming to be called from the
18840 (pass_early_inline): New pass.
18841 (cgraph_gate_ipa_early_inlining): New gate.
18842 (pass_ipa_early_inline): Turn into simple wrapper.
18843 (compute_inline_parameters): New function.
18844 (gate_inline_passes): New gate.
18845 (pass_inline_parameters): New pass.
18846 (apply_inline): Move here from tree-optimize.c
18847 (pass_apply_inline): New pass.
18848 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18850 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18851 doing them by hand.
18852 (tree_function_versioning): Do not allocate dummy struct function.
18853 * tree-inline.h (optimize_inline_calls): Update prototype.
18854 * tree-optimize.c (execute_fixup_cfg): Export.
18855 (pass_fixup_cfg): Remove
18856 (tree_rest_of_compilation): Do not apply inlines.
18857 * tree-flow.h (execute_fixup_cfg): Declare.
18858 * Makefile.in (gt-passes.c): New.
18859 * passes.c: Include gt-passes.h
18860 (init_optimization_passes): New passes.
18861 (nnodes, order): New static vars.
18862 (do_per_function_toporder): New function.
18863 (execute_one_pass): Dump current pass here.
18864 (execute_ipa_pass_list): Don't dump current pass here.
18866 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18868 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18869 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18871 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18873 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18874 (strong_alias): Define.
18875 (__gcc_qmul): Provide non-FMA for soft-float.
18876 (__gcc_qdiv): Same.
18881 (__gcc_qunord): New.
18891 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18892 soft-float functions.
18893 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18894 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18895 about long double soft float.
18897 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18898 Tehila Meyzels <tehila@il.ibm.com>
18900 * tree-vectorizer.h (is_pattern_stmt_p): New.
18901 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18902 formatting (tabs instead of spaces). Cleanup and clarify setting
18903 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18904 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18905 (vectorizable_type_demotion): Check that types are integral.
18906 (vectorizable_type_promotion): Likewise.
18907 (vectorizable_store): Fix typo. Eliminate new-line at end of
18910 2007-01-16 Jan Hubicka <jh@suse.cz>
18912 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18915 2007-01-15 Eric Christopher <echristo@apple.com>
18917 * ifcvt.c: Include vec.h, vecprim.h.
18918 (check_cond_move_block): New argument regs.
18919 Reorganize. Add registers used to regs.
18920 (cond_move_process_if_block): Use regs set above as
18923 2007-01-15 Eric Christopher <echristo@apple.com>
18925 * config/darwin.h: Update copyright.
18926 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18927 (LINK_COMMAND_SPEC): Add -u.
18928 (LINK_SPEC): Fix umbrella for above.
18930 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18932 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18935 2007-01-15 Tom Tromey <tromey@redhat.com>
18937 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18938 * doc/install.texi (Testing): Don't mention jacks.
18939 (Configuration): Document --enable-java-maintainer-mode. Move
18940 --with-java-home to libgcj-specific section. Document
18942 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18944 2007-01-15 Jan Hubicka <jh@suse.cz>
18946 * tree-ssa-dce.c (DCE_TODOs): New.
18947 (propagate_necessity): Return if something changed.
18948 (eliminate_unnecessary_stmts): Likewise.
18949 (perform_tree_ssa_dce): Return TODO flags when needed.
18950 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18952 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18954 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18955 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18956 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18957 patterns using X87MODEF12 mode macro. Extend operand 1
18958 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18959 (log10<mode>2): Ditto.
18960 (log2<mode>2): Ditto.
18961 (log1p<mode>2): Ditto.
18962 (logb<mode>2): Ditto.
18963 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18964 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18965 (*fxtractxf3_i387): Rename from *fxtractxf3.
18966 (fxtract_extend<mode>xf3_i387): New insn pattern.
18967 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18968 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18969 and gen_fyl2xxf3_i387().
18971 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18973 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18974 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18975 get_loop_exit_edges. Changed return type to bool.
18976 * cfgloop.h (fix_loop_placement): Declaration removed.
18978 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18980 * param.h (MIN_VECT_LOOP_BOUND): New.
18981 * params.def (MIN_VECT_LOOP_BOUND): New.
18982 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18983 argument - minimum threshold for number of iterations.
18984 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18985 argument to declaration.
18986 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18987 MIN_VECT_LOOP_BOUND.
18988 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18989 slpeel_tree_peel_loop_to_edge with additional argument.
18990 (vect_do_peeling_for_alignment): Likewise.
18991 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18993 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18996 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18997 operands of size 1.
18999 2007-01-14 Jan Hubicka <jh@suse.cz>
19001 * tree-dfa.c (remove_referenced_var): New function.
19002 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19003 prune referenced vars list too.
19004 * tree-flow.h (remove_referenced_var): Declare.
19006 2007-01-14 Jan Hubicka <jh@suse.cz>
19008 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19010 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19011 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19012 * except.h (verify_eh_throw_table_statements): Kill prototype.
19013 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19014 into call exrepssions.
19015 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19017 * tree-cfg.c: Include pointer-set.h.
19018 (verify_node_sharing): Work on pointer set.
19019 (verify_eh_throw_stmt_node): New.
19020 (verify_stmts): Use pointers sets, verify throw_stmt.
19022 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19024 * ipa-reference.c (analyze_function): Consider also addresses taken
19027 2007-01-12 Roger Sayle <roger@eyesopen.com>
19029 * c-typeck.c (null_pointer_constant_p): Replace use of
19030 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19031 (build_c_cast): Likewise.
19033 2007-01-12 Roger Sayle <roger@eyesopen.com>
19035 * tree.h (force_fit_type_double): Remove unused final argument.
19036 * c-common.c (constant_expression_warning): Replace use of
19037 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19038 (convert_and_check): Likewise.
19039 (shorten_compare): Update call to force_fit_type_double.
19040 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19041 * convert.c (convert_to_pointer): Update call to
19042 force_fit_type_double.
19043 * fold-const.c (force_fit_type_double): Remove overflowed_const
19045 (int_const_binop, fold_convert_const_int_from_int,
19046 fold_convert_const_int_from_real, fold_div_compare,
19047 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19048 fold_abs_const, fold_not_const): Remove the final argument from
19049 calls to force_fit_type_double.
19051 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19053 * configure.ac: Set insn to "nop" for spu-*-* also.
19054 * configure: Regenerate.
19056 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19058 * builtins.def : Add BUILT_IN_FREE.
19060 2007-01-12 Jan Hubicka <jh@suse.cz>
19062 PR tree-optimization/30443
19063 * tree-inline.c (tree_function_versioning): Do not optimize when
19064 cloning for inlining.
19066 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19068 * doc/loop.texi: Document recording of loop exits.
19069 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19070 (update_single_exits_after_duplication,
19071 update_single_exit_for_duplicated_loop,
19072 update_single_exit_for_duplicated_loops): Removed.
19073 (duplicate_loop_to_header_edge): Do not call
19074 update_single_exits_after_duplication and
19075 update_single_exit_for_duplicated_loops.
19076 (loop_version): Do not update single_exit information.
19077 (fix_loop_structure): Use record_loop_exits instead of
19078 mark_single_exit_loops.
19079 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19080 the lists of loop exits.
19081 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19082 split_edge, merge_blocks): Update the lists of loop exits.
19083 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19084 loop_optimizer_init.
19085 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19086 of mark_single_exit_loops.
19087 (loop_optimizer_finalize): Call release_recorded_exits.
19088 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19089 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19090 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19091 update single exit information.
19092 * lambda-code.c (perfect_nestify): Ditto.
19093 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19094 (mark_single_exit_loops): Removed.
19095 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19096 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19097 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19099 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19100 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19101 (verify_loop_structure): Verify consistency of the exit lists.
19102 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19103 (set_single_exit): Removed.
19104 * cfgloop.h (struct loop_exit): New function.
19105 (struct loop): single_exit_ field replaced by exits field.
19106 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19107 LOOPS_HAVE_RECORDED_EXITS.
19108 (struct loops): Added exits hash.
19109 (mark_single_exit_loops, set_single_exit): Declaration removed.
19110 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19114 * doc/invoke.texi: Avoid use of @headitem.
19116 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19118 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19120 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19122 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19125 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19126 Richard Sandiford <richard@codesourcery.com>
19128 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19129 * config/m68k/m68k.opt: Resort options.
19130 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19132 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19133 Richard Sandiford <richard@codesourcery.com>
19135 * doc/invoke.texi: Document the macros that are defined by
19136 m68k's -mtune and -mhard-float options.
19137 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19138 (m68k_cpp_cpu_family): Likewise.
19139 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19140 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19141 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19142 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19143 (m68k_cpp_cpu_family): Likewise.
19145 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19147 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19148 macros besides mc68000 as tuning macros. Use a switch statement
19149 to set them and mcpu32.
19151 2007-01-12 Julian Brown <julian@codesourcery.com>
19153 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19154 (TARGET_68040_ONLY): Rename to...
19155 (TARGET_68040): ...this.
19156 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19157 * config/m68k/m68k.md: Likewise.
19159 2007-01-12 Julian Brown <julian@codesourcery.com>
19160 Nathan Sidwell <nathan@codesourcery.com>
19161 Richard Sandiford <richard@codesourcery.com>
19163 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19164 the -mcpu= argument associated with the --with-cpu setting.
19165 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19166 if different from the one implied by the -mcpu setting.
19167 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19168 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19169 * doc/invoke.texi: Mention ColdFire in the introduction to the
19170 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19171 -mno-div and -mhard-float options. Make -m68881 a synonym for
19172 -mhard-float. Document the previously-undocumented -m5206e,
19173 -m528x, -m5307 and -m5407 options. Tweak the existing option
19174 documentation for consistency.
19175 * doc/install.texi: Mention new --with-cpu arguments.
19176 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19177 default CPU if neither -mcpu nor -march are specified.
19178 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19179 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19180 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19181 using m68k_tune to decide between families that implement the
19182 same ISA. Use m68k_tune to set __mcfv4e__.
19183 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19184 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19185 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19186 (FL_ISA_C, FL_ISA_MMU): New macros.
19187 (MASK_COLDFIRE): Delete.
19188 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19189 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19190 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19191 (TARGET_HARD_FLOAT): Do not define here.
19192 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19193 (TUNE_68000): New macro.
19194 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19195 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19196 (TUNE_CFV2): Redefine in terms of m68k_tune.
19197 (uarch_type, target_device, fpu_type): New enums.
19198 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19199 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19200 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19201 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19202 (FL_FOR_isa_c): New macros.
19203 (m68k_isa): New enum.
19204 (m68k_target_selection): New structure.
19205 (all_devices, all_isas, all_microarchs): New tables.
19206 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19207 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19208 (MASK_ALL_CPU_BITS): Delete.
19209 (m68k_find_selection): New function.
19210 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19211 Map the legacy target options to a combination of the new ones.
19212 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19213 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19214 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19216 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19217 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19219 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19220 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19221 * config/m68k/m68k-devices.def: New file.
19223 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19224 Nathan Sidwell <nathan@codesourcery.com>
19226 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19227 (SUBTARGET_EXTRA_SPECS): New macros.
19228 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19229 use %(asm_cpu_spec) instead.
19230 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19231 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19232 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19233 (EXTRA_SPECS): Rename to...
19234 (SUBTARGET_EXTRA_SPECS): ...this.
19236 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19237 Richard Sandiford <richard@codesourcery.com>
19238 Julian Brown <julian@codesourcery.com>
19240 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19241 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19242 to the configuration's default CPU.
19243 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19244 Remove default masks.
19245 (m680[012]0-*-*): Set the default with_cpu to the first part of
19247 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19248 (m68k*-*-linux): Extend the --with-cpu handling to...
19249 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19250 and m68010. Don't set target_cpu_default2.
19251 * doc/install.texi: Document --with-cpu for m68k.
19252 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19253 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19254 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19255 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19256 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19257 (ASM_SPEC): Remove use of %(asm_cpu_default).
19258 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19259 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19260 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19261 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19262 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19263 (TARGET_DEFAULT): Delete.
19264 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19265 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19266 (CPP_CPU_SPEC): Delete.
19267 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19268 the appropriate string.
19269 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19270 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19271 (ASM_SPEC): Don't use %(asm_default_spec).
19272 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19273 TARGET_DEFAULT and add MASK_68881.
19274 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19276 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19278 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19279 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19280 MASK_68010 alongside MASK_68020.
19281 * doc/invoke.texi: Document -m68010.
19282 * config/m68k/m68k.opt (m68010): New.
19283 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19285 (TUNE_68010): New macro.
19286 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19287 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19288 (M68K_CPU_m68332): Add MASK_68010.
19289 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19290 fallback definition.
19291 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19293 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19294 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19295 to all entries that use MASK_68020.
19296 (output_move_simode_const, output_move_himode, output_move_qimode)
19297 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19298 instead of TARGET_68020 to select clr behavior. Remove comment
19299 about there being no TARGET_68010.
19300 * config/m68k/m68k.md: Likewise throughout.
19302 2007-01-12 Julian Brown <julian@codesourcery.com>
19304 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19305 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19306 * config/m68k/m68k.md: Likewise.
19308 2007-01-12 Julian Brown <julian@codesourcery.com>
19310 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19311 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19313 2007-01-12 Julian Brown <julian@codesourcery.com>
19315 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19316 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19317 * config/m68k/m68k.md: Likewise.
19319 2007-01-12 Julian Brown <julian@codesourcery.com>
19320 Richard Sandiford <richard@codesourcery.com>
19322 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19323 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19324 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19326 (TARGET_CPU32): Rename to...
19327 (TUNE_CPU32): ...this.
19328 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19329 (TUNE_CFV2): New macros.
19330 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19331 remove conditions that are implied by TARGET_68020.
19332 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19333 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19334 (m68k_output_function_epilogue): Likewise.
19335 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19336 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19337 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19338 non-68000 timings. Refactor multiplication and division costs.
19339 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19340 TUNE_CPU32 instead of TARGET_CPU32.
19341 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19342 and TUNE_68060 instead of TARGET_68060.
19343 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19344 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19346 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19347 && !TARGET_COLDFIRE" to choose between moveq and clr.
19348 Likewise in the unnamed movsf pattern.
19349 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19350 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19353 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19355 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19356 of tabbing before backslashes.
19358 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19360 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19361 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19362 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19364 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19366 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19367 find_interesting_uses_cond.
19368 (find_interesting_uses_cond): Use extract_cond_operands.
19369 (rewrite_use_compare): Use extract_cond_operands and
19370 force_gimple_operand_bsi. Do not call update_stmt.
19371 (determine_use_iv_cost_condition): Use extract_cond_operands.
19372 Return cheaper of using original bound and changing the exit bound.
19374 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19376 PR tree-optimization/29516
19377 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19378 most_expensive_mult_to_index, addr_to_parts,
19379 create_mem_ref, maybe_fold_tmr): Make the type of
19380 fields of TARGET_MEM_REF sizetype.
19381 (move_fixed_address_to_symbol, move_pointer_to_base):
19383 * tree.def (TARGET_MEM_REF): Add comment on types of
19386 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19388 * c-common.c (vector_types_convertible_p): Treat opaque types as
19389 always convertible if they have the same size, but not otherwise.
19391 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19393 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19394 Remove the b_unconditional field.
19395 (noce_try_sign_mask): Do not look at b_unconditional.
19396 (noce_process_if_block): Do not use merge_if_blocks. Update
19397 the CFG here. Do not set b_unconditional.
19398 (cond_move_process_if_block): Likewise.
19399 (find_cond_trap): Likewise.
19400 (check_cond_move_block): Require simple jump insns at the end
19401 of the basic block.
19403 2007-01-11 Jan Hubicka <jh@suse.cz>
19405 PR tree-optimization/1046
19406 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19407 when alias info is not ready.
19408 (pass_tail_recursion): Do not require aliasing.
19409 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19410 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19411 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19412 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19413 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19414 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19415 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19417 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19418 When aliasing is not build, mark statement as volatile.
19420 2007-01-11 Tom Tromey <tromey@redhat.com>
19422 PR preprocessor/15185, PR preprocessor/20989:
19423 * doc/cppopts.texi <-MT>: Update description of algorithm for
19424 computing default target.
19425 <-M, -MD>: Reword "basename" text.
19427 2007-01-11 Roger Sayle <roger@eyesopen.com>
19429 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19430 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19431 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19432 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19433 fold_builtin_bswap, real_constp, fold_builtin_pow,
19434 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19435 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19436 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19437 * convert.c (convert_to_pointer): Likewise.
19438 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19439 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19440 const_binop, fold_convert_const_int_from_int,
19441 fold_convert_const_int_from_real,
19442 fold_convert_const_real_from_real, sign_bit_p,
19443 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19444 fold_sign_changed_comparison, fold_unary, fold_comparison,
19445 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19446 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19447 * print-tree.c (print_node_brief, print_node): Likewise.
19448 * stor-layout.c (place_field, layout_type): Likewise.
19449 * tree-chrec.c (keep_cast): Likewise.
19450 * tree.c (build_vector, build_real, build_real_from_int_cst,
19451 build_complex): Likewise.
19453 2007-01-11 Roger Sayle <roger@eyesopen.com>
19455 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19456 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19458 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19460 * configure.ac (strict1_warn): Rename to strict_warn.
19461 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19462 cc_set_by_configure, quoted_cc_set_by_configure,
19463 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19464 all_boot_languages, all_stagestuff): Remove.
19465 (target_list): Remove bootstrap targets.
19466 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19467 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19468 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19469 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19470 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19471 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19472 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19473 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19474 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19475 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19476 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19477 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19478 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19479 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19480 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19481 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19482 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19483 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19484 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19485 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19486 (mostlyclean): Adjust.
19487 (clean, distclean): Don't mention bootstrap stuff.
19488 * configure: Regenerate.
19489 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19490 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19491 treelang/config-lang.in (stagestuff): Remove.
19492 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19493 stageprofile, stagefeedback, stagestuff): Remove mention.
19495 2007-01-11 Nick Clifton <nickc@redhat.com>
19497 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19499 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19500 (mcore_arith_K_S_operand): Run the test for the S constraint not
19501 the test for the M constraint.
19502 (mcore_addsub_operand): Do not accept integer values that are
19503 larger than 32 bits.
19504 * config/mcore/mcore.md: Remove unused constraints from split.
19505 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19506 (addsi3): Likewise.
19507 (allocate_stack): Likewise.
19508 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19509 operands to 32 bits.
19510 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19512 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19513 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19514 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19515 mcore_output_bclri, mcore_output_andn, output_inline_const,
19516 mcore_output_move, mcore_output_movedouble): Likewise.
19517 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19518 (output_inline_const): Likewise.
19519 (output_inline_const): Fix format strings used in sprintf
19521 * config/mcore/mcore-protos.h: Update prototypes for changed
19522 functions in mcore.c.
19523 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19524 HOST_WIDE_INT and not int.
19525 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19526 CONST_OK_FOR_N): Likewise.
19527 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19528 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19531 2007-01-10 Jan Hubicka <jh@suse.cz>
19533 * tree-vrp.c (remove_range_assertions): Release defs.
19534 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19535 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19537 2007-01-10 Paul Brook <paul@codesourcery.com>
19539 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19540 * config/arm/arm.md (mulsi3subsi): New insn.
19542 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19544 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19545 (tree_transform_and_unroll_loop): New.
19546 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19549 2007-01-10 Robert Kennedy <jimbob@google.com>
19551 * fold-const.c (fold_comparison): Fold comparisons like (x *
19552 1000 < 0) to (x < 0).
19554 2007-01-10 Ian Lance Taylor <iant@google.com>
19556 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19557 operands have the same priority.
19559 2007-01-10 Tom Tromey <tromey@redhat.com>
19561 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19562 (fold_binary): Likewise.
19563 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19564 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19565 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19566 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19567 * langhooks.h (struct lang_hooks): Removed field
19568 'can_use_bit_fields_p'.
19570 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19572 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19574 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19576 * function.c (get_last_funcdef_no): New function.
19577 * function.h (get_last_funcdef_no): Declare.
19578 * tree-inline.c (initialize_cfun): Add initialization.
19579 (tree_function_versioning): Cleanup.
19581 2007-01-10 Jan Hubicka <jh@suse.cz>
19583 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19586 2007-01-10 Sa Liu <saliu@de.ibm.com>
19587 Ben Elliston <bje@au.ibm.com>
19589 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19590 for SAVE_NONLOCAL and Pmode for any other save level.
19591 * spu-protos.h (spu_restore_stack_block): Declare.
19592 * spu.md (save_stack_block): Remove.
19593 (restore_stack_block): Call spu_restore_stack_block.
19594 * spu.c (spu_restore_stack_block): New function.
19595 (spu_expand_epilogue): Remove old comment.
19597 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19599 PR tree-optimization/30322
19600 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19601 (cand_value_at): Return the value as aff_tree.
19602 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19603 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19604 aff_combination_mult): New functions.
19605 (aff_combination_add): Use aff_combination_add_cst.
19606 (aff_combination_convert): Allow conversions to a wider type.
19607 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19608 * tree-affine.h (aff_combination_mult): Declare.
19610 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19612 * doc/tm.texi: Update documentation to reflect reality of exec
19613 and start file search behaviours. Update copyright year.
19614 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19615 header file directories.
19617 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19619 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19620 (*cosxf2): Rename to cosxf2_i387.
19621 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19622 using X87MODEF12 mode macro. Rename patterns to
19623 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19625 (*cosdf2, *cossf2): Ditto.
19626 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19627 to match extended input operands.
19628 (sincos<mode>3): New expander.
19629 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19630 insn patterns and corresponding splitters.
19632 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19634 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19635 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19637 2007-01-09 Nicolas Pitre <nico@cam.org>
19640 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19642 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19644 * target.h (struct gcc_target): New field library_rtti_comdat.
19645 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19646 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19647 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19648 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19650 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19652 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19654 2007-01-08 Richard Guenther <rguenther@suse.de>
19656 * tree.h (force_fit_type_double): Export.
19657 (force_fit_type): Remove.
19658 * fold-const.c (force_fit_type_double): New function.
19659 (force_fit_type): Remove.
19660 (int_const_binop): Use it.
19661 (fold_convert_const_int_from_int): Likewise.
19662 (fold_convert_const_int_from_real): Likewise.
19663 (fold_div_compare): Likewise.
19664 (fold_sign_changed_comparison): Likewise.
19665 (fold_unary): Likewise.
19666 (fold_negate_const): Likewise.
19667 (fold_abs_const): Likewise.
19668 (fold_not_const): Likewise.
19669 * c-common.c (shorten_compare): Use force_fit_type_double.
19670 * convert.c (convert_to_pointer): Likewise.
19672 2007-01-08 Richard Guenther <rguenther@suse.de>
19674 * tree.h (build_int_cst_wide_type): Export.
19675 * tree.c (build_int_cst_wide_type): New function.
19676 (build_int_cst_wide): Fix comment.
19677 * builtins.c (fold_builtin_object_size): Use build_int_cst
19678 to build -1 or 0 of the correct type. Use fit_double_type
19679 to check for overflow.
19680 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19682 (decode_field_reference): Likewise.
19683 (all_ones_mask_p): Likewise.
19684 (native_interpret_int): Use build_int_cst_wide_type.
19685 (fold_binary): Use build_int_cst_type to build an all-ones
19687 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19689 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19691 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19693 2007-01-09 Ben Elliston <bje@au.ibm.com>
19695 * genautomata.c (STATS_OPTION): New option.
19696 (stats_flag): New flag.
19697 (gen_automata_option): Handle it.
19698 (initiate_automaton_gen): Ditto.
19699 (write_automata): Output statistics only if stats_flag is
19700 set. Likewise, output time statistics only if time_flag is set.
19701 * doc/md.texi (Processor pipeline description): Document new flag.
19703 2007-01-08 Richard Guenther <rguenther@suse.de>
19705 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19706 * tree.c (build_int_cst_type): Likewise.
19707 (size_in_bytes): Don't call force_fit_type on the result.
19708 (int_fits_type_p): Use fit_double_type.
19709 * fold-const.c (fit_double_type): New function.
19710 (force_fit_type): Use it.
19711 * tree.h (fit_double_type): Export.
19713 2007-01-08 Jan Hubicka <jh@suse.cz>
19715 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19716 * ipa.c (function_and_variable_visibility): Fix return type.
19718 2007-01-08 Richard Guenther <rguenther@suse.de>
19720 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19721 of offset to build the index.
19722 * tree-pretty-print.c (dump_generic_node): Don't build negated
19723 const just for printing.
19724 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19725 * builtins.c (fold_builtin_int_roundingfn): Check if result
19726 fits the type by using force_fit_type and comparing the result.
19727 * predict.c (predict_loops): Use compare_tree_int for comparison.
19728 * tree.c (build_int_cst): Fall back to integer_type_node for
19730 (build_int_cst_wide): Assert type is non-null.
19732 2007-01-08 Roberto Costa <roberto.costa@st.com>
19734 * tree-vrp.c (extract_range_from_cond_expr): New.
19735 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19736 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19738 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19739 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19740 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19741 used as expressions.
19742 * tree-object-size.c (cond_expr_object_size): New.
19743 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19745 2007-01-08 Jan Hubicka <jh@suse.cz>
19747 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19748 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19751 2007-01-08 Richard Guenther <rguenther@suse.de>
19753 PR tree-optimization/23603
19754 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19755 (extract_range_from_binary): Fall back to truthvalue instead of
19756 varying for TRUTH_*_EXPR.
19757 (extract_range_from_comparison): Fall back to truthvalue instead of
19759 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19760 if all visited PHI values were constant.
19762 2007-01-08 Jan Hubicka <jh@suse.cz>
19764 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19765 (cgraph_analyze_function): break out from ...
19766 (cgraph_finalize_compilation_unit): ... here.
19767 (cgraph_expand_function): Remove forgoten commented out line.
19768 (cgraph_optimize): Analyze functions.
19770 2007-01-08 Jan Hubicka <jh@suse.cz>
19772 * tree-pas.h (TODO_remove_function): New flag.
19773 (TODO_update*): Renumber.
19774 (pass_ipa_increase_alignment,
19775 pass_ipa_function_and_variable_visibility): New passes.
19776 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19777 (cgraph_function_and_variable_visibility): Move to ipa.c
19778 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19779 cgraph_increase_alignment.
19780 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19781 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19782 calling tree-inline.
19783 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19784 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19785 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19786 (gate_increase_alignment): New function.
19787 (pass_ipa_increase_alignment): New pass.
19788 * ipa.c: Inline tree-pass.h and timevar.h
19789 (function_and_variable_visibility): Move here from cgraphunit.c
19790 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19791 * passes.c (init_optimization_passes): Add the two new passes.
19792 (execute_todo): Handle cgraph_remove_functions.
19794 2007-01-08 Nick Clifton <nickc@redhat.com>
19796 * config/frv/predicates.md (reg_or_0_operand): Accept
19799 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19801 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19802 * config.gcc: Add bfin*-rtems*.
19804 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19806 * c.opt: Add -flax-vector-conversions.
19807 * c-typeck.c (convert_for_assignment): Pass flag to
19808 vector_types_convertible_p to allow emission of note.
19809 (digest_init): Likewise.
19810 * c-opts.c: Handle -flax-vector-conversions.
19811 * c-common.c (flag_lax_vector_conversions): New.
19812 (vector_types_convertible_p): Unless -flax-vector conversions
19813 has been passed, disallow conversions between vectors with
19814 differing numbers of subparts and/or element types. If such
19815 a conversion is disallowed, possibly emit a note on the first
19816 occasion only to inform the user of -flax-vector-conversions.
19817 The new last argument specifies this.
19818 * c-common.h (flag_lax_vector_conversions): New.
19819 (vector_types_convertible_p): Add extra argument.
19820 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19821 char_type_node for V*QI type vectors.
19822 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19823 Update to satisfy new typechecking rules.
19824 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19825 C and C++ variants.
19826 * doc/invoke.texi (C Dialect Options): Document
19827 -flax-vector-conversions.
19829 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19831 PR tree-optimization/29877
19832 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19833 a register variable on the RHS to not be replaceable.
19835 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19836 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19837 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19838 const_simm15, const_pow2, const_npow2): Added.
19839 * config/score/misc.md (insv, extv, extzv, movmemsi,
19840 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19841 * config/score/score.c (score_address_cost, score_select_cc_mode):
19843 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19844 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19845 Update score_print_operand.
19846 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19847 Adjust register allocate order and update some macro define.
19848 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19849 mdx_block_move_straight, mdx_block_move_loop_head,
19850 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19851 mdx_block_move_loop, mdx_block_move): Added.
19852 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19853 mdp_limm): Updated and fix some bug and typo.
19854 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19855 (movsf, movdf, doloop_end): Added.
19857 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19859 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19860 config/arm/thumb2.md: Fix comment typos.
19861 * doc/extend.texi: Fix a typo.
19863 2007-01-07 Eric Christopher <echristo@apple.com>
19865 * configure.ac: Check for __stack_chk_fail for darwin.
19866 * configure: Regenerate.
19868 2007-01-07 Richard Guenther <rguenther@suse.de>
19870 * tree-vrp.c (extract_range_from_assert): CSE calls to
19871 compare_values where possible.
19872 (extract_range_from_unary_expr): Likewise.
19874 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19876 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19877 * config/avr/avr.c (call_insn_operand): Delete function.
19878 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19879 instead of register number. Use predicates.
19880 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19881 call_insn_operand): Add.
19883 2007-01-06 Jan Hubicka <jh@suse.cz>
19885 * tree-pass.h (pass_build_cgraph_edges): Declare.
19886 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19887 (visited_nodes): Remove.
19888 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19889 build_cgrpah_edges; make visited_nodes local.
19890 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19891 (record_references_in_initializer): Move to cgraphbuild.c
19892 (initialize_inline_failed, rebuild_cgraph_edges,
19893 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19894 (verify_cgraph_node): Make visited_nodes local.
19895 (cgraph_analyze_function): Do not call cgraph_create_edges and
19896 initialize_inline_failed.
19897 (cgraph_expand_function): Do not call cgraph_lower_function;
19898 assert that function is already lowered.
19899 * Makefile.in (cgraphbuild.o): New.
19900 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19901 at the end of lowering passes.
19903 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19905 * ifcvt.c (cond_move_convert_if_block): New function, code
19906 factored out from...
19907 (cond_move_process_if_block): ...here. Call the new function
19908 on the THEN and ELSE blocks.
19909 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19910 already takes care of this.
19912 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19915 * tree.h (TREE_OVERFLOW_P): New.
19916 * c-typeck.c (parser_build_unary_op): Warn only if result
19917 overflowed and operands did not.
19918 (parser_build_binary_op): Likewise.
19919 (convert_for_assignment): Remove redundant overflow_warning.
19920 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19922 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19924 * c-typeck.c (store_init_value): Split over two lines to follow
19925 the GNU coding style.
19927 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19929 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19930 __GXX_EXPERIMENTAL_CXX0X__.
19931 * doc/cpp.texi: Same.
19933 2007-01-05 Richard Guenther <rguenther@suse.de>
19935 PR middle-end/27826
19936 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19937 with mismatched types. Instead explicitly build a
19938 conversion NOP_EXPR.
19940 2007-01-05 Ian Lance Taylor <iant@google.com>
19942 * c-common.c (decl_with_nonnull_addr_p): New function.
19943 (c_common_truthvalue_conversion): Call it.
19944 * c-typeck.c (build_binary_op): Likewise.
19945 * c-common.h (decl_with_nonnull_addr_p): Declare.
19947 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19950 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19953 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19955 * doc/install.texi (Final install): Document the fact that
19956 the GNAT runtime should not be stripped.
19958 2007-01-04 Jan Hubicka <jh@suse.cz>
19960 * tree-inline.c (fold_marked_statements): Update operand caches
19961 and EH after folding
19963 2007-01-04 Ian Lance Taylor <iant@google.com>
19965 * c-common.c (check_function_nonnull): Whitespace fix.
19967 2007-01-04 Jan Hubicka <jh@suse.cz>
19969 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19970 comitted older version of patch.
19971 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19972 function, celanup cfg and collect garbage.
19974 2007-01-04 Mike Stump <mrs@apple.com>
19976 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19979 2007-01-04 Eric Christopher <echristo@apple.com>
19981 * libgcc2.c (__bswapsi2): Use SItype.
19982 (__bswapdi2): Use DItype.
19983 * libgcc2.h: Update for above.
19985 2007-01-04 Paul Brook <paul@codesourcery.com>
19987 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19988 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19989 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19990 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19991 umulsi3_highpart): Make conditional on !arm_arch6.
19992 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19993 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19994 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19995 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19996 umulsi3_highpart_v6): New insns.
19998 2007-01-04 Roger Sayle <roger@eyesopen.com>
20000 * fold-const.c (fold_convert): When casting an expression to void,
20001 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20002 have a type. Instead of attempting to build a NOP_EXPR, return
20003 these "special" trees directly.
20005 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20007 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20008 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20009 rs6000_cost->fp not 0 as adjustment for outer NEG.
20011 2007-01-04 Jan Hubicka <jh@suse.cz>
20013 * cgraph.c (cgraph_release_function_body): New function.
20014 (cgraph_remove_node): Use it.
20015 * cgraph.h (cgraph_release_function_body): Declare.
20016 * cgraphunit.c (cgraph_expand_function): Use it.
20017 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20018 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20019 is initialized and while compilation of other function is running.
20020 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20021 statement CFG annotations from here to ...
20022 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20024 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20026 * cfgloop.h (enum li_flags): Make the constants powers of two.
20028 2007-01-04 Jan Hubicka <jh@suse.cz>
20030 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20032 (fold_marked_statements): New function.
20033 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20034 * tree-inline.h (copy_body_data): Add statements_to_fold.
20036 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20038 * config.gcc: Mention libgcc/config.host.
20039 * Makefile.in: Update comments mentioning libgcc.
20040 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20041 (all.cross, start.encap, rest.encap, rest.cross): Update
20042 dependencies for libgcc move.
20043 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20044 (clean-target, clean-target-libgcc): Delete.
20045 (srcdirify, GCC_EXTRA_PARTS): New macros.
20046 (libgcc-support, libgcc.mvars): New rules.
20047 (distclean): Remove mention of mklibgcc.
20048 (install): Don't reference INSTALL_LIBGCC.
20049 (install-common): Don't reference EXTRA_PARTS.
20050 (install-libgcc, install-multilib): Delete rules.
20051 * mklibgcc.in: Delete file.
20052 * doc/configfiles.texi: Don't mention mklibgcc.
20054 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20055 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20056 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20057 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20058 (mklibgcc, ldblspecs): Likewise.
20060 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20061 (posixpre.def): Use $(T).
20062 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20063 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20064 (SHLIB_LINK): Make dummy.
20065 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20067 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20069 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20070 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20071 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20072 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20074 * configure.ac (all_outputs): Remove mklibgcc.
20075 * configure: Regenerated.
20077 2007-01-03 Josh Conner <jconner@apple.com>
20079 PR middle-end/29683
20080 * calls.c (compute_argument_addresses): Set stack and stack_slot
20081 for partial args, too.
20082 (store_one_arg): Use locate.size.constant for the size when
20083 generating a save_area.
20085 2007-01-03 Robert Kennedy <jimbob@google.com>
20087 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20088 whose definitions are deleted due to basic block merging.
20090 2007-01-03 Paul Brook <paul@codesourcery.com>
20093 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20095 (use_return_insn): Return 0 for Thumb interrupt functions.
20096 (print_multi_reg): Add rfe argument for IRQ returns.
20097 (arm_output_epilogue): Pop interrupt return address directly into PC.
20098 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20100 2007-01-03 Paul Brook <paul@codesourcery.com>
20102 Merge from sourcerygxx-4_1.
20103 * config/arm/thumb2.md: New file.
20104 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20106 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20107 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20108 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20109 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20111 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20112 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20114 * config/arm/ieee754-sf.S: Ditto.
20115 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20116 (thumb1_base_register_rtx_p): ... to this.
20117 (thumb_index_register_rtx_p): Rename...
20118 (thumb1_index_register_rtx_p): ... to this.
20119 (thumb_output_function_prologue): Rename...
20120 (thumb1_output_function_prologue): ... to this.
20121 (thumb_legitimate_address_p): Rename...
20122 (thumb1_legitimate_address_p): ... to this.
20123 (thumb_rtx_costs): Rename...
20124 (thumb1_rtx_costs): ... to this.
20125 (thumb_compute_save_reg_mask): Rename...
20126 (thumb1_compute_save_reg_mask): ... to this.
20127 (thumb_final_prescan_insn): Rename...
20128 (thumb1_final_prescan_insn): ... to this.
20129 (thumb_expand_epilogue): Rename...
20130 (thumb1_expand_epilogue): ... to this.
20131 (arm_unwind_emit_stm): Rename...
20132 (arm_unwind_emit_sequence): ... to this.
20133 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20134 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20135 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20136 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20137 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20138 thumb2_output_casesi): New functions.
20139 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20140 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20141 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20142 THUMB2_WORK_REGS): Define.
20143 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20144 arm_condexec_mask, arm_condexec_masklen)): New variables.
20145 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20146 (arm_override_options): Check new CPU capabilities.
20147 Set new architecture flag variables.
20148 (arm_isr_value): Handle v7m interrupt functions.
20149 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20151 (const_ok_for_arm): Handle Thumb-2 constants.
20152 (arm_gen_constant): Ditto. Use movw when available.
20153 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20155 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20156 (thumb_find_work_register, arm_load_pic_register,
20157 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20158 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20159 print_multi_reg, output_mov_long_double_fpa_from_arm,
20160 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20161 output_mov_double_fpa_from_arm, output_move_double,
20162 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20163 output_return_instruction, arm_output_function_prologue,
20164 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20165 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20166 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20167 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20168 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20169 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20171 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20172 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20173 (arm_file_start): Output directive for unified syntax.
20174 (arm_unwind_emit_set): Handle stack alignment instruction.
20175 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20176 Add v6t2, v7, v7a, v7r and v7m.
20177 (RETLDM): Add Thumb-2 code.
20178 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20179 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20180 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20181 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20182 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20183 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20184 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20185 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20186 ADJUST_INSN_LENGTH): Define.
20187 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20188 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20189 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20190 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20191 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20192 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20193 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20194 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20195 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20196 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20197 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20198 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20199 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20200 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20201 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20202 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20203 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20205 * config/arm/arm-tune.md: Regenerate.
20206 * config/arm/arm-protos.h: Update prototypes.
20207 * config/arm/vfp.md: Enable patterns for Thumb-2.
20208 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20209 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20210 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20211 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20212 * config/arm/libunwind.S: Add Thumb-2 code.
20213 * config/arm/constraints.md: Update include Thumb-2.
20214 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20215 * config/arm/ieee754-df.S: Ditto.
20216 * config/arm/bpabi.S: Ditto.
20217 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20218 * config/arm/predicates.md (low_register_operand,
20219 low_reg_or_int_operand, thumb_16bit_operator): New.
20220 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20221 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20222 * config/arm/t-arm-elf: Add armv7 multilib.
20223 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20225 (UNSPEC_STACK_ALIGN, ce_count): New.
20226 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20227 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20229 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20230 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20231 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20232 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20233 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20234 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20236 * doc/extend.texi: Document ARMv7-M interrupt functions.
20237 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20239 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20241 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20242 (struct _Unwind_Context): Rename args_size to flags, remove
20243 signal_frame field, add a new args_size field and version field.
20244 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20245 _Unwind_IsExtendedContext): New inline functions.
20246 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20247 Assume by_value array is only present if _Unwind_IsExtendedContext.
20248 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20249 _Unwind_IsSignalFrame.
20250 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20251 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20252 (uw_init_context_1): Initialize context->flags to
20253 EXTENDED_CONTEXT_BIT.
20254 * config/rs6000/linux-unwind.h (frob_update_context): Use
20255 _Unwind_SetSignalFrame.
20257 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20259 PR middle-end/30353
20260 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20261 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20264 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20266 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20267 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20268 RET, AT_SP): Remove.
20269 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20272 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20273 * cfgbuild.c (find_basic_blocks): Likewise.
20274 * cfgrtl.c (rtl_create_basic_block): Likewise.
20275 * function.c (temp_slots_at_level): Likewise.
20276 * reg-stack.c (stack_regs_mentioned): Likewise.
20277 * regclass.c (allocate_reg_info): Likewise.
20278 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20279 set_bb_for_stmt, move_block_to_fn): Likewise.
20280 * tree-complex.c (tree_lower_complex): Likewise.
20281 * vec.h (VEC_safe_grow_cleared): New.
20283 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20285 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20287 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20288 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20290 * cfgloopmanip.c (scale_loop_frequencies): Export.
20291 (loopify): Scale the frequencies by prescribed coefficients.
20292 (set_zero_probability): New function.
20293 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20294 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20295 and frequencies according to arguments.
20296 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20298 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20299 * modulo-sched.c (sms_schedule): Set probabilities for entering
20300 versioned loop correctly.
20301 * tree-vect-transform.c (vect_transform_loop): Ditto.
20302 * cfgloop.h (loopify, loop_version): Declaration changed.
20303 (scale_loop_frequencies): Declared.
20305 2007-01-02 Jan Hubicka <jh@suse.cz>
20307 * cgraph.c: Include tree-flow.h
20308 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20309 early_local_passes.
20310 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20311 * tree-pass.h (pass_all_early_optimizations): Declare.
20312 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20313 early_local_passes.
20314 (cgraph_analyze_function): Do early_local_passes.
20315 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20316 Do not add referenced vars.
20317 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20319 (gate_all_early_local_passes): New gate.
20320 (pass_early_local_passes): Use new gate.
20321 (execute_early_local_optimizations): New functions.
20322 (gate_all_early_optimizations): New gate.
20323 (pass_all_early_optimizations): New pass.
20324 (execute_free_datastructures): Free SSA only when initialized.
20325 (gate_init_datastructures): Init only when optimizing.
20326 (tree_lowering_passes): Do early local passes when called late.
20327 * tree-profile.c (do_tree_profiling): Don't profile functions added
20329 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20330 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20332 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20333 during early_local_passes.
20334 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20337 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20339 * Makefile.in: Update copyright year.
20341 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20343 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20344 in $(lang_checks) and check-consistency targets.
20346 2007-01-02 Jan Hubicka <jh@suse.cz>
20348 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20349 Do not add referenced vars.
20350 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20352 * passes.c (init_optimization_passes): Put mudflap_2 after
20353 free_datastructures.
20355 2007-01-02 Jan Hubicka <jh@suse.cz>
20357 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20358 Set NOTHROW flag on call statements proved to be nothrow.
20359 Update statement of local calls so new pure/const functions are
20360 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20362 (tree_rest_of_compilation): Register hooks and initialize bitmap
20363 early. Do not set after_inlining flag.
20365 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20367 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20368 HOST_BITS_PER_LONGLONG
20370 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20373 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20374 warning for non-static initializers.
20376 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20378 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20379 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20380 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20381 Always use set_unique_reg_note to add REG_EQUAL notes.
20383 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20386 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20388 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20389 * cfgbuild.c (find_basic_blocks): Likewise.
20390 * cfgrtl.c (rtl_create_basic_block): Likewise.
20391 * function.c (temp_slots_at_level): Likewise.
20392 * reg-stack.c (stack_regs_mentioned): Likewise.
20393 * regclass.c (allocate_reg_info): Likewise.
20394 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20395 set_bb_for_stmt, move_block_to_fn): Likewise.
20396 * tree-complex.c (tree_lower_complex): Likewise.
20397 * vec.h (VEC_safe_grow_cleared): New.
20399 2007-01-02 Ian Lance Taylor <iant@google.com>
20401 * c-common.c (c_common_truthvalue_conversion): When warning about
20402 using an assignment as a truth value, set TREE_NO_WARNING.
20404 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20407 * c.opt (Wold-style-declaration): New.
20408 * doc/invoke.texi (C-only Warning Options): New.
20409 (Wold-style-declaration): Document it.
20410 (Wextra): Enabled by -Wextra.
20411 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20412 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20413 -Wold-style-declaration.
20415 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20417 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20418 * cfgbuild.c (find_basic_blocks): Likewise.
20419 * cfgrtl.c (rtl_create_basic_block): Likewise.
20420 * function.c (temp_slots_at_level): Likewise.
20421 * reg-stack.c (stack_regs_mentioned): Likewise.
20422 * regclass.c (allocate_reg_info): Likewise.
20423 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20424 set_bb_for_stmt, move_block_to_fn): Likewise.
20425 * tree-complex.c (tree_lower_complex): Likewise.
20426 * vec.h (VEC_safe_grow_cleared): New.
20428 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20430 * c-common.c (c_common_nodes_and_builtins): Since variants of
20431 void_type_node get built before it is given a name, we need to
20432 give those variants the name, too.
20433 (complete_array_type): We need to work with the canonical main
20434 type of the array, from which we will build the qualified version.
20435 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20436 * print-tree.c (print_node): Display canonical type information
20438 * stor-layout.c (layout_type): When we don't know the
20439 alignment of a type for which we're building an array, we end up
20440 guessing wrong, so make the type require structural equality.
20441 * tree.c (make_node_stat): When we build a new type, it is its
20442 own canonical type.
20443 (build_type_attribute_qual_variant): When building an attribute
20444 variant, its canonical type is the non-attribute variant. However,
20445 if the attributes are target-dependent and they differ, we need to
20446 use structural equality checks for this type.
20447 (build_qualified_type): A qualified type is not equivalent to its
20448 unqualified variant; set the canonical type appropriately.
20449 (build_distinct_type_copy): When building a distinct type from
20450 another type, the new type is its own canonical type.
20451 (build_variant_type_copy): When building a new type variant, we
20452 assume that it is equivalent to the original type.
20453 (build_pointer_type_for_mode): When building a pointer type, also
20454 build a canonical type pointer.
20455 (build_reference_type_for_mode): When building a reference type,
20456 also build a canonical type reference.
20457 (build_index_type): When we can't hash an index type (e.g.,
20458 because its maximum value is negative), the index type requires
20459 structural equality tests.
20460 (build_array_type): Build the canonical form of an array type.
20461 (build_function_type): Function types require structural equality,
20462 because they contain default arguments, attributes, etc.
20463 (build_method_type_directly): Ditto for method types.
20464 (build_offset_type): Build the canonical offset type.
20465 (build_complex_type): Build the canonical vector type.
20466 (make_vector_type): Build the canonical vector type.
20467 * tree.h (TYPE_CANONICAL): New.
20468 (TYPE_STRUCTURAL_EQUALITY_P): New.
20469 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20470 (struct tree_type): Added "canonical" field.
20471 * params.h (VERIFY_CANONICAL_TYPES): New.
20472 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20473 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20474 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20475 * doc/invoke.texi (verify-canonical-types): Document --param
20476 parameter for verifying canonical types.
20478 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20480 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20481 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20482 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20483 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20485 * config/rs6000/e500.h: New.
20486 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20487 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20489 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20490 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20491 TARGET_E500_DOUBLE): Remove.
20492 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20493 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20494 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20495 * config/rs6000/rs6000.c (rs6000_override_options): Use
20496 CHECK_E500_OPTIONS.
20498 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20500 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20501 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20502 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20503 rs6000_emit_cmove): Don't check TARGET_E500.
20504 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20505 sordered): Don't check TARGET_E500.
20507 2007-01-01 Eric Christopher <echristo@apple.com>
20509 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20510 HARD_REGISTER_NUM_P.
20512 2007-01-01 Roger Sayle <roger@eyesopen.com>
20514 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20515 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20516 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20519 2007-01-01 Mike Stump <mrs@apple.com>
20521 * configure.ac: Remove support for building with Apple's gcc-3.1.
20523 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20525 PR middle-end/30311
20526 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20527 REG is a hard register. Do not modify REG before calling
20529 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20530 multiple of the size of YMODE for certain lowpart cases.
20532 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20534 PR middle-end/30253
20535 * gimplify (voidify_wrapper_expr): Update for
20536 GIMPLE_MODIFY_STMT.
20538 2007-01-01 Andreas Schwab <schwab@suse.de>
20541 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20542 save of BR0 in extra_spill_size instead of spill_size.
20543 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20545 (ia64_expand_epilogue): Restore BR0 from its new location.
20547 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20549 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20550 Use a temporary variable if the left hand side is not a gimple
20553 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20555 * gimplify.c (gimplify_return_expr): Make the temporary variable
20556 for the return expression, a gimple register variable.
20558 2007-01-01 Jan Hubicka <jh@suse.cz>
20560 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20563 2007-01-01 Mike Stump <mrs@apple.com>
20565 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20567 * config/darwin.c (machopic_select_rtx_section): Use
20568 HAVE_GAS_LITERAL16.
20569 (darwin_mergeable_constant_section): Likewise.
20570 * configure: Regenerate.
20571 * config.in: Regenerate.
20573 2007-01-01 Jan Hubicka <jh@suse.cz>
20574 Andrew Pinski <pinskia@gmail.com>
20576 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20577 before starting IPA passes.