1 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6 and x_n_bbs_in_dom_tree fields.
8 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10 PR tree-optimization/32087
11 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12 Do not call scale_bbs_frequencies_int with prob of zero.
14 2007-07-26 Julian Brown <julian@codesourcery.com>
16 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
17 (neon_element_bits): Add prototypes.
18 * config/arm/arm.c (bounds_check, neon_lane_bounds)
19 (neon_const_bounds, neon_element_bits): New functions.
20 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
21 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
22 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
23 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
24 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
25 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
26 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
27 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
28 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
29 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
30 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
31 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
32 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
34 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
36 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
37 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
39 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
40 Julian Brown <julian@codesourcery.com>
42 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
43 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
44 * config/arm/cortex-a8.md: New.
45 * config/arm/cortex-a8-neon.md: New.
46 * config/arm/neon-schedgen.ml: New.
47 * config/arm/neon.md (vqh_mnem): New.
50 (Scalar_mul_8_16): New.
53 (All instruction patterns): Annotate with neon_type attribute
55 * config/arm/arm.md: Include cortex-a8.md.
56 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
58 Annotate instruction patterns accordingly.
59 (generic_sched): Do not use generic scheduling for Cortex-A8.
60 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
62 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
64 * fold-const.c (fold_read_from_constant_string): Use
66 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
68 2007-07-26 Nick Clifton <nickc@redhat.com>
70 * tree-ssa-operands.h: Change copyright header to refer to version
71 3 of the GNU General Public License and to point readers at the
72 COPYING3 file and the FSF's license web page.
73 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
74 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
75 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
76 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
77 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
78 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
79 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
80 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
81 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
82 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
83 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
84 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
85 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
86 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
87 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
88 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
89 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
90 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
91 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
92 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
93 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
94 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
95 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
96 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
97 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
98 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
99 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
100 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
101 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
102 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
103 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
104 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
105 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
106 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
107 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
108 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
109 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
110 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
111 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
112 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
113 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
114 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
115 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
116 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
117 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
118 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
119 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
120 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
121 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
122 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
123 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
124 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
125 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
126 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
127 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
128 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
129 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
130 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
131 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
132 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
133 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
134 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
135 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
136 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
137 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
138 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
139 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
140 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
141 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
142 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
143 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
144 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
145 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
146 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
147 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
148 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
149 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
150 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
151 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
152 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
153 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
154 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
155 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
156 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
157 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
158 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
159 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
160 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
161 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
162 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
163 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
164 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
165 vecprim.h, basic-block.h, tree-ssa-structalias.c,
166 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
167 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
168 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
169 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
170 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
171 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
172 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
173 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
174 convert.c, convert.h, langhooks-def.h, reload1.c,
175 tree-ssa-operands.c: Likewise.
177 2007-07-26 Jan Hubicka <jh@suse.cz>
179 * tree-ssa-live.c: Include debug.h and flags.h.
180 (mark_scope_block_unused): New function.
181 (remove_unused_scope_block_p): New function.
182 (remove_unused_locals): Remove unused blocks too.
184 2007-07-25 Ian Lance Taylor <iant@google.com>
186 * combine.c (combine_max_regno): Remove. Remove all uses.
187 (struct reg_stat_struct): Rename from struct reg_stat.
188 (reg_stat_type): Define, and declare VECs.
189 (reg_stat): Change from pointer to VEC. Change all uses.
190 (combine_split_insns): New static function.
191 (try_combine, find_split_point): Call it instead of split_insns.
193 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
195 * cfghooks.c (split_block): Fix the information about loop latch.
197 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
199 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
201 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
203 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
204 Scan the new edge for loop exit info.
206 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
208 * config/darwin.c: Include debug.h.
210 2007-07-25 Steve Ellcey <sje@cup.hp.com>
213 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
215 2007-07-25 Steve Ellcey <sje@cup.hp.com>
217 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
218 (HARD_REGNO_MODE_OK): Ditto.
219 (MODES_TIEABLE_P): Ditto.
220 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
221 (CLASS_MAX_NREGS): Ditto.
222 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
223 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
224 (divdf3_internal_thr): Removed.
225 * config/ia64/div.md: New file.
226 * config/ia64/constraints.md: Add H constraint.
228 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
230 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
231 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
232 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
233 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
234 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
235 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
236 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
237 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
238 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
239 dump_sbitmap_file, debug_sbitmap, popcount_table,
240 sbitmap_popcount): Constify.
241 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
242 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
243 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
244 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
245 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
246 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
247 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
248 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
249 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
250 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
251 sbitmap_popcount, sbitmap_verify_popcount): Constify.
253 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
255 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
256 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
257 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
258 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
259 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
260 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
261 bitmap_intersect_p, bitmap_intersect_compl_p,
262 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
263 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
265 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
266 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
267 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
268 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
269 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
270 debug_bitmap, debug_bitmap_file, bitmap_print,
271 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
272 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
274 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
276 * config/darwin.c (darwin_override_options): Additional fix for
277 debug info formats that don't support var tracking.
279 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
281 * cselib.c (entry_and_rtx_equal_p): Constify.
282 * gengtype.c (output_mangled_typename, write_types, write_local):
284 * gengtype.h (const_type_p): New.
285 * see.c (eq_descriptor_extension, hash_descriptor_extension):
287 * tlink.c (scan_linker_output): De-constify.
288 * tree-ssa-loop-im.c (memref_eq): Constify.
289 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
290 (shared_bitmap_hash, shared_bitmap_eq): Constify.
292 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
294 * c-common.c (fname_as_string, c_type_hash): Constify.
295 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
296 * cgraph.c (edge_hash, edge_eq): Likewise.
297 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
298 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
299 reg_attrs_htab_eq): Likewise.
300 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
302 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
303 const_decl_t, const_state_t, const_automata_list_el_t): New.
304 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
305 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
306 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
307 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
308 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
309 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
310 compare_max_occ_cycle_nums, out_state_arcs_num,
311 compare_transition_els_num, units_cmp, state_reservs_cmp):
313 * genmodes.c (cmp_modes): Likewise.
314 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
315 * gimplify.c (compare_case_labels): Likewise.
316 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
317 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
318 * matrix-reorg.c (mtt_info_hash): Likewise.
319 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
320 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
321 (htab_hash_bucket, htab_hash_elem): Constify.
322 * tree-browser.c (TB_parent_eq): Likewise.
323 * tree-scalar-evolution.c (hash_scev_info): Likewise.
324 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
325 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
326 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
328 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
329 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
330 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
331 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
332 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
334 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
335 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
336 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
337 * tree-ssa-threadupdate.c (redirection_data_hash,
338 redirection_data_eq): Likewise.
339 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
340 * tree-ssa.c (var_ann_eq): Likewise.
341 * tree-vrp.c (compare_case_labels): Likewise.
342 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
343 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
344 tree_not_check_failed, tree_class_check_failed,
345 tree_range_check_failed, tree_not_class_check_failed,
346 omp_clause_check_failed, omp_clause_range_check_failed,
347 tree_contains_struct_check_failed, tree_operand_check_failed):
349 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
350 tree_not_check_failed, tree_class_check_failed,
351 tree_range_check_failed, tree_not_class_check_failed,
352 tree_operand_check_failed, omp_clause_operand_check_failed,
353 tree_operand_length): Likewise.
354 * var-tracking.c (const_variable): New.
355 (variable_htab_hash, variable_htab_eq): Constify.
356 * varasm.c (const_desc_hash): Likewise.
358 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * expr.c (handled_component_p): Constify.
361 * fold-const.c (fit_double_type): Likewise.
362 * real.h (real_value_from_int_cst): Likewise.
363 * tree-flow-inline.h (gimple_in_ssa_p,
364 gimple_aliases_computed_p, gimple_addressable_vars,
365 gimple_call_clobbered_vars, gimple_referenced_vars,
366 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
367 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
368 may_aliases, end_readonly_imm_use_p, has_zero_uses,
369 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
370 is_label_stmt, is_global_var, phi_ssa_name_p,
371 factoring_name_p, is_call_clobbered, tree_common_ann,
372 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
373 unmodifiable_var_p, array_ref_contains_indirect_ref,
374 ref_contains_array_ref, lookup_subvars_for_var,
375 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
376 gimple_mem_ref_stats): Likewise.
377 * tree-flow.h (tree_common_ann, var_ann, function_ann,
378 may_aliases, is_exec_stmt, is_label_stmt,
379 ref_contains_array_ref, array_ref_contains_indirect_ref,
380 var_can_have_subvars, overlap_subvar, is_call_clobbered,
381 unmodifiable_var_p): Likewise.
382 * tree-gimple.c (is_gimple_min_invariant): Likewise.
383 * tree-gimple.h (is_gimple_min_invariant): Likewise.
384 * tree.c (type_hash_list, attribute_hash_list, tree_size,
385 cst_and_fits_in_hwi, real_value_from_int_cst,
386 build_real_from_int_cst, integer_zerop, integer_onep,
387 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
388 tree_floor_log2, real_zerop, real_onep, real_twop,
389 real_minus_onep, really_constant_p, purpose_member, chain_member,
390 list_length, fields_length, int_size_in_bytes, bit_position,
391 int_bit_position, byte_position, int_byte_position, expr_align,
392 array_type_nelts, tree_node_structure,
393 type_contains_placeholder_1, iterative_hash_pointer,
394 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
395 tree_map_base_eq, type_hash_list, type_hash_eq,
396 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
397 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
398 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
399 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
400 int_fits_type_p, get_containing_scope, decl_function_context,
401 decl_type_context, omp_clause_operand_check_failed,
402 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
403 * tree.h (omp_clause_operand_check_failed, tree_size,
404 build_real_from_int_cst, array_type_nelts, purpose_member,
405 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
406 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
407 is_attribute_p, check_qualified_type, expr_align,
408 int_size_in_bytes, bit_position, int_bit_position, byte_position,
409 int_byte_position, list_length, fields_length, initializer_zerop,
410 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
411 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
412 tree_node_structure, handled_component_p, get_containing_scope,
413 decl_function_context, decl_type_context, real_zerop,
414 type_num_arguments, fit_double_type, really_constant_p,
415 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
416 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
417 real_twop, real_minus_onep, int_cst_value): Likewise.
419 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
421 * cfglayout.c (insn_scope, insn_line): Constify.
422 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
423 const_double_htab_hash, const_double_htab_eq,
424 mem_attrs_htab_hash): Likewise.
425 * loop-iv.c (biv_eq): Likewise.
426 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
427 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
428 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
430 * rtl-error.c (location_for_asm, diagnostic_for_asm,
431 error_for_asm, warning_for_asm, _fatal_insn,
432 _fatal_insn_not_found): Likewise.
433 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
434 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
435 rtl_check_failed_type2, rtl_check_failed_code1,
436 rtl_check_failed_code2, rtl_check_failed_code_mode,
437 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
438 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
439 rtl_check_failed_type2, rtl_check_failed_code1,
440 rtl_check_failed_code2, rtl_check_failed_code_mode,
441 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
442 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
443 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
444 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
445 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
446 rtx_unstable_p, get_integer_term, get_related_value,
447 offset_within_block_p, reg_mentioned_p, count_occurrences,
448 reg_referenced_p, reg_used_between_p, no_labels_between_p,
449 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
450 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
451 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
452 find_constant_src, find_reg_fusage, find_regno_fusage,
453 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
454 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
455 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
456 computed_jump_p, auto_inc_p, in_expr_list_p,
457 remove_node_from_expr_list, loc_mentioned_in_p,
458 label_is_jump_target_p, reversed_comparison_code_parts,
459 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
460 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
461 print_inline_rtx): Likewise.
462 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
463 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
464 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
465 get_integer_term, get_related_value, offset_within_block_p,
466 count_occurrences, reg_mentioned_p, no_labels_between_p,
467 reg_used_between_p, reg_referenced_p, single_set_2,
468 multiple_sets, set_noop_p, refers_to_regno_p,
469 reg_overlap_mentioned_p, dead_or_set_p,
470 covers_regno_no_parallel_p, covers_regno_p,
471 dead_or_set_regno_p, find_reg_note, find_regno_note,
472 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
473 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
474 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
475 side_effects_p, may_trap_p_1, may_trap_p,
476 may_trap_after_code_motion_p, may_trap_or_fault_p,
477 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
478 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
479 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
480 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
481 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
483 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
484 warning_for_asm): Likewise.
485 * tree.h (print_rtl): Likewise.
486 * varasm.c (get_pool_mode): Likewise.
488 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * c-lex.c (c_lex_with_flags, lex_string): Constify.
491 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
492 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
493 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
494 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
495 * ddg.c (compare_sccs): Likewise.
496 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
497 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
498 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
499 decimal_do_fix_trunc, decimal_real_to_integer,
500 decimal_real_to_integer2, decimal_real_maxval): Likewise.
501 * dse.c (const_group_info_t): New.
502 (invariant_group_base_eq, invariant_group_base_hash): Constify.
503 * dwarf2out.c (const_dw_die_ref): New.
504 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
505 * tree-browser.c (TB_parent_eq): Likewise.
506 * unwind-dw2-fde.c (__register_frame_info_bases,
507 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
508 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
510 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
511 * unwind-dw2.c (uw_frame_state_for): Likewise.
512 * value-prof.c (histogram_hash, histogram_eq): Likewise.
513 * value-prof.h (const_histogram_value): New.
515 2007-07-25 Richard Sandiford <richard@codesourcery.com>
517 * config/mips/mips.c (machine_function): Add
518 initialized_mips16_gp_pseudo_p.
519 (mips16_gp_pseudo_reg): Do not emit the initialization of
520 mips16_gp_pseudo_rtx when being called from the gimple cost-
521 calculation routines; emit it on the first use outside those
524 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
529 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
530 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
531 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
532 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
533 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
534 Preserve const-ness of parameters through use of __typeof(),
535 also constify and tidy.
537 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
538 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
539 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
540 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
541 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
542 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
543 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
544 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
545 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
547 2007-07-25 Julian Brown <julian@codesourcery.com>
548 Mark Shinwell <shinwell@codesourcery.com>
550 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
551 (alpha_mangle_type): This.
552 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
553 (TARGET_MANGLE_TYPE): Define this instead.
554 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
555 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
556 (arm_init_neon_builtins): Fix comment.
557 (arm_mangle_map_entry): New.
558 (arm_mangle_map): New.
559 (arm_mangle_type): New.
560 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
561 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
562 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
563 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
564 (TARGET_MANGLE_TYPE): Define this instead.
565 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
566 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
567 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
568 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
569 (TARGET_MANGLE_TYPE): Define this instead.
570 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
572 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
573 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
574 (TARGET_MANGLE_TYPE): Define this instead.
575 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
576 (s390_mangle_type): This.
577 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
578 (TARGET_MANGLE_TYPE): Define this instead.
579 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
580 (sparc_mangle_type): This.
581 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
582 (TARGET_MANGLE_TYPE): Define this instead.
583 * cp/mangle.c (write_type): Call mangle_type target hook on all
584 types before mangling. Use original type, not main variant, as
586 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
587 (TARGET_MANGLE_TYPE): This.
588 * target.h (gcc_target): Rename mangle_fundamental_type to
590 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
591 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
593 2007-07-25 Julian Brown <julian@codesourcery.com>
594 Paul Brook <paul@codesourcery.com>
595 Joseph Myers <joseph@codesourcery.com>
596 Mark Shinwell <shinwell@codesourcery.com>
598 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
599 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
600 (with_fpu): Allow --with-fpu=neon.
601 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
602 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
603 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
604 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
605 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
606 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
607 (neon_emit_pair_result_insn, neon_disambiguate_copy)
608 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
609 (output_move_neon): Add prototypes.
610 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
611 (all_fpus): Add FPUTYPE_NEON.
612 (fp_model_for_fpu): Add NEON field.
613 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
614 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
616 (arm_legitimate_address_p): Don't support fancy addressing for NEON
618 (thumb2_legitimate_address_p): Likewise.
619 (neon_valid_immediate): Recognize and prepare constants suitable for
621 (neon_immediate_valid_for_move): New function. Recognize and prepare
622 immediates for NEON move instructions.
623 (neon_immediate_valid_for_logic): New function. Recognize and
624 prepare immediates for NEON logic instructions.
625 (neon_output_logic_immediate): New function. Create asm string
626 suitable for outputting immediate logic instructions.
627 (neon_pairwise_reduce): New function. Implement reduction using
629 (neon_expand_vector_init): New function. Expand a (possibly
630 non-constant) vector initialization.
631 (neon_vector_mem_operand): New function. Memory operands supported
632 for quad-word loads/stores to/from ARM or NEON registers. Don't
633 allow base+offset addressing for core regs.
634 (neon_struct_mem_operand): New function. Valid mems for NEON
636 (coproc_secondary_reload_class): Enable NEON registers to be loaded
637 from neon_vector_mem_operand addresses without a secondary register.
638 (add_minipool_forward_ref): Handle >8-byte minipool entries.
639 (add_minipool_backward_ref): Likewise.
640 (dump_minipool): Likewise.
641 (push_minipool_fix): Likewise.
642 (output_move_quad): New function. Output quad-word moves, loads and
643 stores using ARM registers.
644 (output_move_vfp): Add support for vectors in VFP (NEON) D
646 (output_move_neon): Output a NEON load/store to/from a quadword
648 (arm_print_operand): Implement new codes:
649 - 'c' for unadorned integers (without a # sign).
650 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
652 - 'e', 'f' for the low and high D parts of a NEON Q register.
653 - 'q' outputs a NEON Q register.
654 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
655 - 'T' prints NEON opcode features from a coded bitmask.
656 - 'F' is similar to T, but signed/unsigned codes both print as
658 - 't' is similar to T, but 'u' is printed instead of 'p'.
659 - 'O' prints 'r' if NEON instruction should perform rounding (as
660 specified by bitmask), else prints nothing.
661 - '#' is a punctuation character to stop operand numbers from
662 running together with following digits in the assembler
663 strings for instructions (when using mode attributes).
664 (arm_assemble_integer): Handle extra NEON vector modes. Permute
665 constant vectors in big-endian mode, where necessary.
666 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
667 Handle EI, OI, CI, XI modes.
668 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
669 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
670 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
671 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
672 (neon_builtin_type_bits): Add enumeration, one bit for each vector
674 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
675 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
676 to turn v8qi, etc. into bits defined above.
677 (neon_itype): New enumeration. Classifications of NEON builtins.
678 (neon_builtin_datum): Define struct. Contains information about
679 a single builtin (with multiple modes).
680 (CF): Define helper macro for...
681 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
683 (neon_builtin_data): New array. Define information about builtins
684 for use during initialization/expansion.
685 (arm_init_neon_builtins): New function.
686 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
688 (neon_builtin_compare): New function.
689 (locate_neon_builtin_icode): New function. Find an insn code for a
690 builtin given a function code for that builtin. Also return type of
691 builtin (NEON_BINOP, NEON_UNOP etc.).
692 (builtin_arg): New enumeration. Types of arguments for builtins.
693 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
694 Takes a variable argument list of builtin_arg types, terminated by
696 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
697 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
698 (neon_emit_pair_result_insn): New function. Support returning pairs
699 of vectors via a pointer.
700 (neon_disambiguate_copy): New function. Set up operands for a
701 multi-word copy such that registers do not get clobbered.
702 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
703 ARM_BUILTIN_NEON_BASE.
704 (arm_file_start): Set float-abi attribute for NEON.
705 (arm_vector_mode_supported_p): Enable NEON vector modes.
706 (arm_mangle_map_entry): New.
707 (arm_mangle_map): New.
708 (arm_mangle_vector_type): New.
709 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
711 (TARGET_NEON): New macro. Target supports NEON.
712 (fputype): Add FPUTYPE_NEON.
713 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
714 for vectorization based on command-line arg.
715 (NEON_REGNO_OK_FOR_NREGS): Define.
716 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
717 (VALID_NEON_STRUCT_MODE): Define.
718 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
719 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
720 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
721 (consttable_16): Add pattern for outputting 16-byte minipool
723 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
725 (vec-common.md, neon.md): Include md files.
726 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
727 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
728 (memory_constraint "Ut", "Un", "Us"): Define.
729 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
730 (MMX_char): New mode attribute.
731 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
732 (*add<mode>3_iwmmxt): New insn pattern.
733 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
734 (*sub<mode>3_iwmmxt): New insn pattern.
735 (mulv4hi3): Rename to...
736 (*mulv4hi3_iwmmxt): This.
737 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
738 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
739 (uminv4hi3, uminv2si3): Remove. Replace with...
740 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
741 (*umin<mode>3_iwmmxt): These.
742 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
743 (ashr<mode>3_iwmmxt): This new pattern.
744 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
745 (lshr<mode>3_iwmmxt): This new pattern.
746 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
747 (ashl<mode>3_iwmmxt): This new pattern.
748 * config/arm/neon-docgen.ml: New file. Generate documentation for
750 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
751 * config/arm/arm_neon.h: New (autogenerated).
752 * config/arm/neon-testgen.ml: New file. Generate NEON tests
754 * config/arm/neon.md: New file. Define NEON instructions.
755 * config/arm/neon.ml: New file. Abstract description of NEON
756 instructions, used to generate arm_neon.h header, documentation and
758 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
759 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
761 * doc/extend.texi (ARM Built-in Functions): Rename and remove
763 (ARM NEON Intrinsics): New subsection.
764 * doc/arm-neon-intrinsics.texi: New (autogenerated).
766 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
768 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
771 2007-07-24 Jan Hubicka <jh@suse.cz>
773 * regclass.c (move_table): New type.
774 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
775 (init_move_cost): Break out from ...
776 (init_reg_sets_1): ... here; simplify computation of
777 have_regs-of_mode and contains_reg_of_mode.
778 (record_reg_classes): Unswitch internal loops.
779 (copy_cost): Trigger lazy initialization of move cost
780 (record_address_regs): Likewise.
782 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
784 * config/darwin.c (darwin_override_options): Don't force on
785 flag_var_tracking_uninit when no debug info is requested.
787 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
789 * cfgloop.c (init_loops_structure): New function.
790 (flow_loops_find): Create root of the loop tree unconditionally.
792 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
794 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
796 2007-07-24 Jan Hubicka <jh@suse.cz>
798 * caller-save.c: Include ggc.h, gt-caller-save.h
799 (reg_save_code, reg_restore_code): Rename to ...
800 (cached_reg_save_code, cached_reg_restore_code): ... those.
801 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
802 (reg_save_code, reg_restore_code): New functions.
803 (init_caller_save): Do not intialize
804 reg_save_code/reg_restore_code tables.
805 * Makeifle.in: (gt-caller-save.h): New.
807 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
809 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
810 with the mode of the original operand instead of
813 2007-07-23 Jan Hubicka <jH@suse.cz>
815 * i386.c (ix86_secondary_memory_needed): Break out to...
816 (inline_secondary_memory_needed): ... here.
817 (ix86_memory_move_cost): Break out to ...
818 (inline_memory_move_cost): ... here; add support for IN value of 2 for
819 maximum of input and output; fix handling of Q_REGS on 64bit.
820 (ix86_secondary_memory_needed): Microoptimize.
822 2007-07-23 Sebastian Pop <sebpop@gmail.com>
824 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
825 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
826 stmts_from_loop, known_dependences_p, build_rdg): New.
827 * tree-data-ref.h: Depends on graphds.h.
828 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
829 (build_rdg): Declared.
830 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
832 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
834 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
837 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
838 Jakub Jelinek <jakub@redhat.com>
840 PR middle-end/PR28690
841 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
842 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
843 and MEM_POINTER operands over REG and MEM operands.
844 (swap_commutative_operands_p): Change return value to bool.
845 * rtl.h: Update the corresponding prototype.
846 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
847 instead of gen_rtx_PLUS.
848 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
849 value to bool. Change function arguments to rtx's and update code
851 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
852 calls to match the new declaration.
853 * simplify-rtx.c (simplify_associative_operation): Don't
854 reorder simplify_binary_operation arguments.
856 2007-07-23 Richard Sandiford <richard@codesourcery.com>
858 * config/mips/mips.c (override_options): Use mips_costs to derive
859 the default branch cost.
860 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
862 * config/mips/mips.opt (mbranch-cost=): New option.
863 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
865 2007-07-23 Richard Sandiford <richard@codesourcery.com>
867 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
868 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
869 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
870 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
872 2007-07-23 Richard Sandiford <richard@codesourcery.com>
874 * config/mips/constraints.md (ks): New constraint.
875 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
876 (*add<mode>3_mips16): ...here.
878 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
880 * optabs.h (enum optab_index): Add new OTI_signbit.
881 (signbit_optab): Define corresponding macro.
882 (enum insn_code signbit_optab[]): Remove array.
883 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
884 (expand_copysign_absneg): If back end provides signbit insn, use it
885 instead of bit operations on floating point argument.
886 * builtins.c (enum insn_code signbit_optab[]): Remove array.
887 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
888 availability of signbit insn.
890 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
891 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
892 SSE mode is not active.
893 (isinf<mode>2): Disable for mfpmath=sse,387.
895 2007-07-22 Ben Elliston <bje@au.ibm.com>
897 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
899 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
901 2007-07-20 Richard Guenther <rguenther@suse.de>
903 * tree-cfg.c (verify_expr): COND_EXPRs can have any
904 integral typed condition.
905 * tree-ssa.c (useless_type_conversion_p): Do not preserve
906 booleanness. Only preserve conversions from a non-base
907 type to a base type, not in general between types with
908 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
909 * tree.def (COND_EXPR): Document that the condition
910 can be of any integral type.
912 2007-07-20 Nigel Stephens <nigel@mips.com>
913 Richard Sandiford <richard@codesourcery.com>
915 * config/mips/mips.h (mips_dwarf_regno): Declare.
916 (DBX_REGISTER_NUMBER): Remove redundant brackets.
917 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
918 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
919 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
920 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
921 (REG_CLASS_NAMES): Update accordingly.
922 * config/mips/mips.c (mips_dwarf_regno): New array.
923 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
924 (mips_subword): Remove special handling for accumulator registers.
925 (override_options): Initiailize mips_dwarf_regno. Remove use
927 (mips_swap_registers): New function.
928 (mips_conditional_register_usage): Swap accumulator registers
929 around if TARGET_LITTLE_ENDIAN.
930 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
931 * config/mips/constraints.md (h, l): Use the endianness to choose
932 between MD0_REG and MD1_REG.
933 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
934 alternative-dependent template.
936 2007-07-20 Richard Sandiford <richard@codesourcery.com>
938 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
941 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
943 * function.c (thread_prologue_and_epilogue_insns): Fix exit
944 predecessor fallthru flags.
946 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
948 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
949 of compare to the same type.
950 * cfgloopmanip.c (add_loop): Update information about loop exits.
951 (loop_version): Remove the innermost loop requirement.
952 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
953 to sizetype for pointers.
955 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
957 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
958 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
959 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
961 * config/dfp-bit.c: Empty for TFmode conversions.
963 2007-07-18 Caroline Tice <ctice@apple.com>
965 * var-tracking.c (find_src_status): Check for COND_EXEC insns
966 and handle them correctly; check that src is not NULL before
968 (find_src_set_src): Likewise.
970 2007-07-18 Bob Wilson <bob.wilson@acm.org>
972 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
973 (struct alignment_context, init_alignment_context): New.
974 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
975 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
976 (XCHAL_HAVE_S32C1I): Likewise.
977 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
978 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
979 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
980 (ATOMIC, HQI): New macros.
981 (memory_barrier, *memory_barrier): New.
982 (sync_lock_releasesi): New.
983 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
984 (sync_lock_test_and_set<mode>): New.
985 (sync_<atomic><mode>): New.
986 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
987 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
988 (xtensa_expand_atomic): New.
990 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
994 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
995 transformation for builtin ISNORMAL.
996 (expand_builtin): Handle BUILT_IN_ISNORMAL.
997 * builtins.def (BUILT_IN_ISNORMAL): New.
998 * doc/extend.texi: Document isnormal.
1000 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1004 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1005 optabs infrastructure. Provide generic implementation for
1007 (expand_builtin): Handle FINITE/ISFINITE.
1008 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1009 (fold_builtin_1): Likewise.
1011 * builtins.def (BUILT_IN_ISFINITE): New.
1013 * doc/extend.texi: Document isfinite.
1015 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1020 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1021 generic fallback for isinf.
1022 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1023 calculation code ...
1024 * real.c (get_max_float): ... to here.
1025 * real.h (get_max_float): New.
1027 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1031 * builtin-attrs.def (ATTR_TYPEGENERIC,
1032 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1034 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1035 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1036 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1037 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1039 * c-common.c (handle_type_generic_attribute): New.
1040 (c_common_attribute_table): Add "type generic".
1042 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1044 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1046 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1047 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1050 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1053 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1054 checking that the operand is an expression.
1056 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1057 Danny Smith <dannysmith@users.sourceforge.net>
1060 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1061 file mapping object in local namespace if Windows version later
1064 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1066 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1067 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1068 arm_cannot_force_const_mem.
1069 (arm_cannot_force_const_mem): New function.
1070 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1071 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1072 of arm_tls_referenced_p.
1073 * config/arm/arm.md (movsi): Split out-of-section constants when
1074 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1075 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1077 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1079 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1081 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1083 * config/mips/mips.md (*extendqihi2): Convert the destination
1086 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1088 * config/pa/fptr.c: Update license header.
1089 * config/pa/milli64.S: Likewise.
1091 2007-07-17 Nick Clifton <nickc@redhat.com>
1093 * COPYING_v3: New file. Contains version 3 of the GNU General
1095 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1096 Lesser General Public License.
1097 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1098 the GNU General Public License.
1100 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1102 PR rtl-optimization/32773
1103 * cfglayout.c (force_one_exit_fallthru): New function.
1104 (cfg_layout_finalize): Use it.
1106 2007-07-16 Richard Guenther <rguenther@suse.de>
1107 Uros Bizjak <ubizjak@gmail.com>
1109 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1110 before forcing it to gimple operand.
1112 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1113 David Ung <davidu@mips.com>
1115 * config/mips/mips.h (TUNE_24K): Define.
1116 (TUNE_MACC_CHAINS): Add TUNE_24K.
1117 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1119 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1120 (r74k_int_madd): .. this new reservation.
1121 (define_bypass): Fixed bypasses for r74k_int_madd to use
1123 * config/mips/24k.md (define_bypass): Define new
1124 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1126 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1127 Nigel Stephens <nigel@mips.com>
1129 * config/mips/mips.md: Include 20kc.md.
1130 * config/mips/20kc.md: New file.
1131 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1132 (mips_adjust_cost): Tweak for 20Kc.
1133 (mips_issue_rate): Likewise.
1134 * config/mips/mips.h (TUNE_20KC): Define.
1136 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1138 * config/rs6000/rs6000.c (struct processor_cost): Add
1139 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1141 (*_cost): Add cache information.
1142 (rs6000_override_options): Set cache parameters.
1144 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1147 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1148 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1150 2007-07-16 Paul Brook <paul@codesourcery.com>
1153 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1154 (cirrus_thumb2_movsi_insn): Ditto.
1156 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1158 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1161 2007-07-15 Andrew Haley <aph@redhat.com>
1163 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1164 before looking in the context.
1166 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1170 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1171 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1172 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1173 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1174 to generate .CALLINFO statement.
1175 (hppa_expand_prologue): Set rp_saved.
1176 (hppa_expand_epilogue): Use rp_saved.
1177 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1178 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1180 2007-07-14 Dirk Mueller <dmueller@suse.de>
1182 * omega.c (coalesce): Fix memory leak on early exit.
1183 * matrix-reorg.c (check_allocation_function): Likewise.
1184 * tree-vect-transform.c (vect_get_new_vect_var): free result
1186 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1187 pass pointer to edge vector
1188 (partition_hot_cold_basic_blocks): Fix memory leak.
1189 * collect2.c (prefix_from_string): Free temporary storage.
1190 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1192 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1194 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1195 (DO_GLOBAL_DTORS_BODY): Likewise.
1197 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1198 Nigel Stephens <nigel@mips.com>
1200 * config/mips/mips.c (mips_classify_symbol): Don't return
1201 SYMBOL_SMALL_DATA for constant pool addresses if
1202 TARGET_EMBEDDED_DATA is true.
1204 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1207 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1208 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1209 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1210 __builtin_ia32_storehps, __builtin_ia32_storelps,
1211 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1212 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1213 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1214 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1215 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1216 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1217 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1218 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1219 using def_builtin_const.
1221 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1223 PR tree-optimization/32705
1224 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1225 (simplify_binary_expression): Use SSA_VAL consistently.
1227 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1229 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1230 (SPEFSCR_REGNO): Delete definition.
1231 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1232 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1233 * config/rs6000/rs6000.h: Do not define *_REGNO.
1234 LINK_REGISTER_REGNUM -> LR_REGNO.
1235 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1236 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1237 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1238 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1239 R_VRSAVE, R_VSCR. Use them.
1240 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1241 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1242 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1243 * config/rs6000/aix.h: Define R_LR. Use it.
1245 2007-07-13 Caroline Tice <ctice@apple.com>
1247 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1248 flag_var_tracking is explicitly turned off (i.e. when variable
1249 tracking is not feasible); otherwise, turn flag_var_tracking on when
1250 flag_var_tracking_uninit is on.
1251 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1252 note definitions, to allow recording of initialization status in the
1254 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1255 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1256 determine if two note locations are equal.
1257 (output_loc_list): Don't output list entries whose start & end labels
1259 (reg_loc_descriptor): Add parameter for initialization status; pass it
1260 to other loc descriptor functions.
1261 (one_reg_loc_descriptor): Add parameter for initialization status;
1262 check its value and add DW_OP_GNU_uninit to returned loc descr if
1264 (multiple_reg_loc_descriptor): Add parameter for initialization
1266 pass init status argument to other loc descriptor functions; check
1267 value of intialization parameter and add DW_OP_GNU_uninit to returned
1268 loc descr if appropriate.
1269 (based_loc_descr): Add parameter for initialization status; add new
1270 variable for return value; check value of initialization parameter and
1271 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1272 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1273 pass init status argument to other loc descriptor functions; check
1274 value of intialization parameter and add DW_OP_GNU_uninit to returned
1275 loc descr if appropriate.
1276 (mem_loc_descriptor): Likewise.
1277 (concat_loc_descriptor): Likewise.
1278 (concatn_loc_descriptor): Likewise.
1279 (loc_descriptor): Add parameter for initialization status; pass it as
1280 argument to other loc descriptor function calls.
1281 (loc_descriptor_from_tree_1): Add appropriate initialization status
1282 to loc descriptor function calls.
1283 (add_location_or_const_value_attribute): Get initialization status
1284 from VAR_LOCATION note; add initialization status to loc descriptor
1286 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1287 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1288 status is uninitialized, add "[uninint]" to output.
1289 * common.opt (fvar-tracking-uninit): New option, similar to
1290 fvar-tracking, to turn on tracking of uninitialized variables; creates
1291 a new global flag, flag_var_tracking_uninit.
1292 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1293 (enum var_init_status): New type, for var initialization status field.
1294 * var-tracking.c (struct location_chain_def): Two new fields, init,
1295 for initialization status, and set_src for the assignment value expr.
1296 (unshare_variable): New parameter for initialization status;
1297 initialize new init and set_src fields.
1298 (var_reg_set): New parameters for initialization status and value;
1299 pass them to set_variable_part.
1300 (var_mem_set): Likewise.
1301 (get_init_value): New function.
1302 (var_reg_delete_and_set): New initialization status & value
1303 parameters; add call to get_init_value if status is unknown; pass new
1304 parameters to clobber_variable_part and var_reg_set.
1305 (var_mem_delete_and_set): Likewise.
1306 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1307 (var_mem_delete): Likewise.
1308 (variable_union): Pass status to unshare_variable; initialize new init
1309 and set_src fields. If flag_var_tracking_uninit is not set, force
1310 status to initialized.
1311 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1312 used later to get the set_src value.
1313 (find_src_status): New function.
1314 (find_src_set_src): New function.
1315 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1316 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1317 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1318 and var_mem_delete_and_set.
1319 (dump_variable): Print out "[uninit]" if appropriate.
1320 (set_variable_part): Add new initialization and set_src parameters;
1321 pass status to unshare_variable; set node->init and node- >set_src
1322 fields and modify slot in hash table appropriately; save the init and
1323 set_src values if appropriate and assign to the new node.
1324 (clobber_variable_part): New set_src parameter; if two nodes have
1325 same variable and same location but different set_src (assignment)
1326 values, clobber old node.
1327 (delete_variable_part): Pass init status to unshare_variable.
1328 (emit_note_insn_var_location): Add initialized var; assign var's init
1329 status to new 'initialized'; pass new init status field to calls to
1330 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1331 status to initialized.
1332 (emit_notes_in_bb): Pass initialization status to calls to
1333 var_reg_set, var_mem_set, var_reg_delete_and_set and
1334 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1335 var_reg_delete_and_set and var_mem_delete_and_set; call
1336 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1337 make up for change in add_stores.
1338 (vt_add_function_parameters): Add status to calls to
1340 * config/darwin.c (darwin_override_options): Turn on uninitialized
1341 tracking automatically, if var_tracking is on and the system is
1344 2007-07-13 Sa Liu <saliu@de.ibm.com>
1346 * config.gcc: Add options for arch and tune on SPU.
1347 * config/spu/predicates.md: Add constant operands 0 and 1.
1348 * config/spu/spu-builtins.def: Add builtins for double precision
1349 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1350 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1352 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1354 * config/spu/spu-protos.h: Add new function prototypes.
1355 * config/spu/spu.c (spu_override_options): Check options -march and
1357 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1358 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1360 (spu_const_from_int): New. Create a vector constant from 4 ints.
1361 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1362 (spu_emit_vector_compare): New. Emit vector compare.
1363 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1364 * config/spu/spu.h: Add options -march and -mtune. Define processor
1365 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1366 CANONICALIZE_COMPARISON.
1367 * config/spu/spu.md: Add new insns for double precision compare
1368 and double precision vector compare. Add vcond and smax/smin patterns
1369 to enable DFmode vector conditional expression.
1370 * config/spu/spu.opt: Add options -march and -mtune.
1371 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1372 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1373 both CELL and CELLEDP targets: spu_testsv.
1374 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1377 2007-07-13 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/32721
1380 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1381 TREE_THIS_VOLATILE on the folded reference.
1382 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1383 if the array reference has TREE_THIS_VOLATILE set.
1385 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1388 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1390 2007-07-13 Andreas Schwab <schwab@suse.de>
1392 * gengtype-lex.l: Allow declarations to be indented.
1394 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1396 * ginclude/tgmath.h: New.
1397 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1398 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1399 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1400 * configure: Regenerate.
1402 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1404 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1405 correct index when setting register save state for xd
1408 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1410 * config/sh/sh.c (mark_use): Remove.
1412 2007-07-12 Paul Brook <paul@codesourcery.com>
1414 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1415 reg does not overlap return value.
1417 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1419 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1420 (set_expression_vuses): Ditto.
1421 (init_pre): Initialize expression_vuses.
1423 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1425 * config/i386/sse.md (storentdf, storentsf): New.
1427 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1429 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1431 * tree.c (build_decl_stat): Move code from here...
1432 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1433 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1434 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1435 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1436 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1439 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1440 Devang Patel <dpatel@apple.com>
1442 PR tree-optimization/25413
1443 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1444 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1445 * tree.h (contains_packed_reference): New.
1446 * expr.c (contains_packed_reference): New.
1447 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1448 (vect_enhance_data_refs_alignment): Call
1449 vector_alignment_reachable_p.
1450 * target.h (vector_alignment_reachable): New builtin.
1451 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1452 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1453 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1455 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1457 * target.h (builtin_vectorization_cost): Add new target builtin.
1458 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1459 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1460 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1461 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1462 uninitialized variables.
1463 * tree-vect-transform.c (cost_for_stmt): New function.
1464 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1465 using cost 1 for all scalar stmts. Be less conservative when
1466 estimating the number of prologue/epulogue iterations. Call
1467 targetm.vectorize.builtin_vectorization_cost. Return
1468 min_profitable_iters-1.
1469 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1470 initialization cost instead of TARG_VEC_STMT_COST. Use
1471 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1472 epilogue code. Fix epilogue cost computation.
1473 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1474 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1475 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1476 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1477 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1478 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1480 2007-07-12 Richard Guenther <rguenther@suse.de>
1482 * gimplify.c (gimplify_conversion): Make sure that the result
1483 from maybe_fold_offset_to_reference is trivially convertible
1484 to the desired type before doing the simplification.
1485 (gimplify_expr): Likewise.
1486 * fold-const.c (fold_binary): Use the correct types for
1487 building the simplified expression.
1489 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1491 PR rtl-optimization/32729
1492 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1493 that fallthru to exit.
1495 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1497 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1498 (symDTPOFF2reg): Likewise.
1500 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1502 PR tree-optimization/32663
1504 * tree.h (VALUE_HANDLE_VUSES): Remove.
1505 (struct tree_value_handle): Remove vuses.
1507 * tree-vn.c (create_value_handle_for_expr): Don't set
1510 * tree-ssa-pre.c (expression_vuses): New.
1511 (alloc_expression_id): Set up expression_vuses.
1512 (get_expression_vuses): New.
1513 (set_expression_vuses): Ditto.
1514 (clear_expression_ids): Modify for expression_vuses.
1515 (phi_translate_1): Ditto.
1516 (phi_translate_set): Ditto.
1517 (value_dies_in_block_x): Ditto
1518 (valid_in_sets): Ditto.
1519 (add_to_sets): Ditto.
1520 (find_existing_value_expr): Ditto.
1521 (create_value_handle_for_expr): Ditto.
1522 (make_values_for_stmt): Ditto.
1523 (vuse_equiv): Remove.
1525 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1527 * Makefile.in (mostlyclean): Remove object files.
1529 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1531 * toplev.c (no_new_pseudos): Deleted.
1532 * rtl.h (no_new_pseudos): Deleted.
1533 * tree-pass.h (pass_no_new_pseudos): Deleted.
1534 * passes.c (pass_no_new_pseudos): Deleted.
1535 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1536 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1537 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1539 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1540 * rtlhooks.c (gen_lowpart_general): Ditto.
1541 * optabs.c (prepare_operand): Ditto.
1542 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1544 * modulo-sched.c (rest_of_handle_sms): Ditto.
1545 * see.c (rest_of_handle_see): Ditto.
1546 * ifcvt.c (if_convert): Ditto.
1547 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1549 * init-regs.c (gate_initialize_regs): Deleted set of
1551 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1552 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1553 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1555 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1559 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1560 (*vec_extractv2di_1_rex64): New insn pattern.
1562 2007-07-11 David Daney <ddaney@avtrex.com>
1564 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1565 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1566 for SIGNAL_UNWIND_RETURN_COLUMN.
1567 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1568 (DWARF_FRAME_REGNUM): Rewrite.
1569 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1571 2007-07-11 Nick Clifton <nickc@redhat.com>
1573 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1574 delta and use gen_int_mode in place of GET_INT instead.
1576 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1578 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1581 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1583 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1584 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1586 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1587 (USE_CANONICAL_TYPES): New.
1588 * doc/invoke.texi (verify-canonical-types): Remove.
1589 (use-canonical-types): Add.
1591 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1593 * config/spu/spu.c (spu_optimization_options): Remove setting of
1594 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1595 (spu_override_options): Move it here.
1597 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1599 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1600 * config/mips/mips.c (mips_cpu_info_table): Mention
1601 MIPS_ISA_LEVEL_SPEC in the comment.
1603 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1605 PR tree-optimization/32713
1606 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1608 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1611 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1612 conditional to flag_isoc99.
1613 (c_common_init_options): Do it here, unconditionally.
1615 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1617 PR tree-optimization/32589
1618 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1619 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1620 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1621 predicate, extracted from...
1622 (set_rhs): ...here. Call it for the expression on entry.
1623 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1624 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1625 (simplify_binary_expression): Use valid_gimple_expression_p
1626 to validate the simplification.
1627 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1629 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1631 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1632 DWARF2_DEBUG on 32 bit target too.
1633 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1635 2007-07-11 Nick Clifton <nickc@redhat.com>
1637 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1638 version for 64-bit hosts.
1640 2007-07-10 David Daney <ddaney@avtrex.com>
1642 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1644 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1646 * config/mips/mips.c (mips_expand_synci_loop): New function.
1647 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1648 (UNSPEC_RDHWR): Same.
1649 (UNSPEC_SYNCI): Same.
1650 (UNSPEC_SYNC): Same.
1651 (clear_cache): New expand.
1655 (clear_hazard): Same.
1656 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1658 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1659 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1661 2007-07-10 Ian Lance Taylor <iant@google.com>
1663 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1666 2007-07-10 David Daney <ddaney@avtrex.com>
1668 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1669 * builtins.c (expand_builtin___clear_cache): New function.
1670 (expand_builtin): Call expand_builtin___clear_cache for
1671 BUILT_IN_CLEAR_CACHE case.
1672 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1673 * doc/md.texi (clear_cache): Document new instruction pattern.
1674 * testsuite/gcc.dg/builtins-64.c: New test.
1676 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1678 * config/cris/cris.md ("movsi"): Fix typo in last change.
1680 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1683 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1685 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1686 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1687 for FUNCTION_DECLs. Don't use align_functions_log if
1689 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1690 even for FUNCTION_DECLs.
1691 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1693 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1694 (DECL_FUNCTION_CODE): Update for new location and name of
1696 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1697 (struct tree_decl_common): Move 'align' and 'off_align' out
1698 of union, ensure they're still on a 32-bit boundary. Remove
1699 other fields in union 'u1'.
1700 (struct tree_function_decl): Add field 'function_code' replacing
1701 'u1.f' in tree_decl_common.
1702 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1703 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1704 (Variable Attributes): Cross-reference 'aligned' attribute
1705 to Function Attributes.
1706 * flags.h (force_align_functions_log): Delete.
1707 * toplev.c (force_align_functions_log): Delete.
1709 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1713 (*vec_concatv2di_rex): New insn pattern.
1715 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1718 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1720 2007-07-10 Ian Lance Taylor <iant@google.com>
1722 Replace no_new_pseudos in backends.
1723 * rtl.h (can_create_pseudo_p): Define.
1724 * config/darwin.c (machopic_indirect_data_reference): Use
1725 can_create_pseudo_p () instead of no_new_pseudos.
1726 (machopic_indirect_data_reference): Likewise.
1727 (machopic_legitimize_pic_address): Likewise.
1728 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1729 (alpha_emit_set_const_1): Likewise.
1730 (alpha_emit_set_const): Likewise.
1731 (alpha_emit_conditional_move): Likewise.
1732 (alpha_split_conditional_move): Likewise.
1733 * config/alpha/alpha.md (various splitters): Likewise.
1735 * config/arm/arm.c (legitimize_pic_address): Likewise.
1736 (arm_load_pic_register): Likewise.
1737 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1738 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1739 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1740 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1741 * config/cris/cris.md (movsi): Likewise.
1742 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1743 (symGOTOFF2reg_hilo): Likewise.
1744 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1745 * config/h8300/h8300.md (insv, extzv): Likewise.
1746 * config/i386/i386.c (ix86_expand_move): Likewise.
1747 (ix86_expand_vector_move): Likewise.
1748 (ix86_prepare_fp_compare_args): Likewise.
1749 (ix86_expand_carry_flag_compare): Likewise.
1750 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1751 (tls_dynamic_gnu2_combine_32): Likewise.
1752 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1753 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1754 (ia64_expand_movxf_movrf): Likewise.
1755 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1756 (m32c_split_move): Likewise.
1757 (m32c_expand_insv): Likewise.
1758 * config/m68k/m68k.md (movsi): Likewise.
1759 * config/mips/mips.c (mips_force_temporary): Likewise.
1760 (mips_split_symbol): Likewise.
1761 (mips_move_integer): Likewise.
1762 (mips_legitimize_const_move): Likewise.
1763 * config/mn10300/mn10300.md (movsi): Likewise.
1764 * config/pa/pa.c (emit_move_sequence): Likewise.
1765 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1766 (rs6000_got_register): Likewise.
1767 (create_TOC_reference): Likewise.
1768 (rs6000_machopic_legitimize_pic_address): Likewise.
1769 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1770 (various splitters): Likewise.
1771 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1772 (movsi_got): Likewise.
1773 * config/s390/s390.c (emit_symbolic_move): Likewise.
1774 * config/s390/s390.md (movhi, movqi): Likewise.
1775 (load_multiple, store_multiple): Likewise.
1776 * config/score/score.c (score_force_temporary): Likewise.
1777 * config/sh/sh.c (prepare_move_operands): Likewise.
1778 (prepare_cbranch_operands): Likewise.
1779 (emit_fpu_switch): Likewise.
1780 (fpscr_set_from_mem): Likewise.
1781 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1782 (adddi3, subsi3): Likewise.
1783 (various splitters): Likewise.
1784 (divsi_inv_fp_combine): Likewise.
1785 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1786 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1788 * config/sh/predicates.md (xor_operand): Likewise.
1789 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1790 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1791 (movdi_pic_label_ref): Likewise.
1792 * config/spu/spu.c (spu_split_immediate): Likewise.
1793 * config/alpha/alpha.md (various splitters): Remove test
1794 !no_new_pseudos || reload_completed.
1795 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1797 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1798 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1799 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1800 * config/score/score.c (th_output_mi_thunk): Likewise.
1801 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1802 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1804 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1806 PR rtl-optimization/32664
1807 * mode-switching.c (create_pre_exit): Skip barrier insns.
1809 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1811 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1812 force_gimple_operand_bsi.
1813 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1814 rewrite_use_compare): Ditto.
1815 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1817 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1818 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1819 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1820 * tree-profile.c (prepare_instrumented_value,
1821 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1822 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1823 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1824 tree_gen_ior_profiler): Ditto.
1825 * tree-ssa-reassoc.c (negate_value): Ditto.
1826 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1827 Use force_gimple_operand_bsi.
1828 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1829 * tree-if-conv.c (add_to_dst_predicate_list,
1830 find_phi_replacement_condition): Ditto.
1831 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1832 Call mark_symbols_for_renaming for new statements.
1833 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1835 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1837 * cfghooks.c (remove_edge): New function.
1838 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1840 * cfghooks.h (remove_edge): Declare.
1841 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1842 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1844 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1846 * optabs.h: Added declaration for signbit_optab.
1847 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1848 * genoptinit.c (optabs): Added entry for signbit insns.
1849 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1851 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1852 * config/s390/s390.md (signbit<mode>2): New expander.
1854 2007-07-09 Richard Guenther <rguenther@suse.de>
1857 * fold-const.c (fold_plusminus_mult_expr): Move constant
1858 arguments second to allow decomposing.
1860 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1863 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1865 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1866 Disregard DECL_FROM_INLINE.
1868 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1871 * doc/invoke.texi: Add ftree-reassoc flag.
1872 * common.opt (ftree-reassoc): New flag.
1873 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1874 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1876 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1878 PR tree-optimization/32681
1879 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1880 saved in second_edge->aux when first_bb is a loop header.
1882 2007-07-09 Jan HUbicka <jh@suse.cz>
1884 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1886 2007-07-09 Richard Guenther <rguenther@suse.de>
1888 * c-decl.c (start_function): Do not promote return type.
1890 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1892 * function.c (do_warn_unused_parameter): Do not warn if
1893 TREE_NO_WARNING is set.
1895 2007-07-08 Andreas Schwab <schwab@suse.de>
1897 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1899 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1902 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1904 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1905 apply to assembly language, too.
1906 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1908 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1910 Revert (note the sccvn portions are *not* reverted)
1911 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1913 Fix PR tree-optimization/23488
1915 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1917 * tree-flow-inline.h (get_value_handle): Ditto.
1918 * tree-ssa-pre.c (decl_vh_map): New.
1919 (decl_node_pool): New.
1920 (can_value_number_operation): Support DECL_P.
1921 (can_PRE_operation): Ditto.
1922 (create_expression_by_pieces): Ditto.
1923 (find_existing_value_expr): Modify to differnetiate between
1924 addressing and top level.
1925 (create_value_handle_for_expr): Handle DECL's.
1926 (poolify_tree): Ditto.
1927 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1928 (make_values_for_stmt): Handle DECL's properly.
1929 (init_pre): Reorg to not init useless things during FRE.
1931 * tree-flow.h: Include pointer-set.h.
1932 (decl_vh_map): Declare.
1933 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1935 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1937 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1938 the constraint description.
1939 * doc/md.texi: Update documentation of AVR constraints.
1941 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1943 * auto-inc-dec.c, config/arm/arm.c,
1944 config/m32r/constraints.md, config/mips/mips.md,
1945 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1946 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1947 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1948 typos. Follow spelling conventions.
1949 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1951 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1952 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1954 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1955 realloc_vuse): Remove.
1956 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1959 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1961 Fix PR tree-optimization/23488
1963 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1964 (try_to_simplify): Ditto.
1966 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1968 * tree-flow-inline.h (get_value_handle): Ditto.
1969 * tree-ssa-pre.c (decl_vh_map): New.
1970 (decl_node_pool): New.
1971 (can_value_number_operation): Support DECL_P.
1972 (can_PRE_operation): Ditto.
1973 (create_expression_by_pieces): Ditto.
1974 (find_existing_value_expr): Modify to differnetiate between
1975 addressing and top level.
1976 (create_value_handle_for_expr): Handle DECL's.
1977 (poolify_tree): Ditto.
1978 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1979 (make_values_for_stmt): Handle DECL's properly.
1980 (init_pre): Reorg to not init useless things during FRE.
1982 * tree-flow.h: Include pointer-set.h.
1983 (decl_vh_map): Declare.
1984 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1986 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1988 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1989 apply to assembly language, too.
1990 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1992 2007-07-06 Ian Lance Taylor <iant@google.com>
1993 Zack Weinberg <zackw@panix.com>
1996 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1998 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2000 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2001 (prefetch): Likewise if "pref" would be used.
2003 2007-07-06 Josh Conner <jconner@apple.com>
2007 * calls.c (store_one_arg): Handle arguments which are partially
2008 on the stack when detecting argument overlap.
2010 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2013 chosen during find_reloads.
2015 2007-07-06 Richard Guenther <rguenther@suse.de>
2017 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2018 TYPE_ARG_TYPES for verification of argument types. Use
2019 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2020 parameters as variable arguments.
2022 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2024 * libgcc2.h (word_type): Type definition removed.
2025 (cmp_return_type, shift_count_type): Type definitions added.
2026 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2027 replaced with shift_count_type.
2028 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2030 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2031 changed from word_type to Wtype.
2032 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2033 replaced with shift_count_type.
2034 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2036 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2037 and libgcc_shift_count attribute added.
2038 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2039 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2040 (TARGET_INITIALIZER): New target hooks added.
2041 * targhooks.c (default_libgcc_cmp_return_mode,
2042 default_libgcc_shift_count_mode): Default implementations for the new
2044 * targhooks.h (default_libgcc_cmp_return_mode,
2045 default_libgcc_shift_count_mode): Function prototypes added.
2046 * target.h (struct gcc_target): Fields for the new target hooks added.
2047 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2049 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2052 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2053 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2055 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2056 s390_libgcc_shift_count_mode): Functions added.
2057 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2058 Target hooks defined.
2060 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2062 * config/mips/mips.c (compute_frame_size): Restore the original
2063 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2064 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2065 Document why the difference is needed.
2067 2007-07-06 Richard Guenther <rguenther@suse.de>
2069 * c-common.c (boolean_increment): Use correctly typed
2072 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2074 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2075 the topmost argument register is not also included in the save mask.
2076 (mips16e_collect_argument_save_p): Take a pointer to the argument
2077 register, rather than a pointer to the number of arguments.
2078 (mips16e_collect_argument_saves): Only include argument saves
2079 that aren't in the register mask.
2081 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2083 PR rtl-optimization/32450
2084 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2085 to ensure that instructions are not moved into the prologue when
2086 profiling is on. Remove unused prologue_end variable.
2087 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2088 as a scheduling barrier.
2090 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2093 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2094 Disregard DECL_FROM_INLINE.
2096 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2098 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2099 IORing with a constant.
2101 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2103 PR rtl-optimization/32475
2104 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2105 for every definition of the stack pointer.
2107 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2109 * arm.c (vfp3_const_double_index): Copy signed results of
2110 REAL_VALUE_TO_INT into unsigned vars.
2112 2007-07-05 Richard Guenther <rguenther@suse.de>
2115 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2117 * tree-ssa.c (useless_type_conversion_p): Check canonical
2120 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2122 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2123 zero_extendhisi2): Change to define_insn_and_split.
2124 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2126 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2128 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2129 pass_match_asm_constraints): New.
2130 * passes.c (init_optimization_passes): Add new pass.
2131 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2132 * function.h (struct function): Add has_asm_statement bit.
2133 (current_function_has_asm_statement): New.
2134 * tree-pass.h (pass_match_asm_constraints): New.
2136 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2138 * config/mips/mips.c (mips_file_start): Avoid declaration
2141 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2143 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2145 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2147 * rtl.def (NOTE): Change print format string to print
2148 operand 5 as a note insn name.
2150 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2151 David Ung <davidu@mips.com>
2153 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2154 * doc/invoke.texi: (MIPS Options): Document them.
2156 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2157 David Ung <davidu@mips.com>
2159 Add support for SmartMIPS ASE.
2161 * optabs.c (expand_binop_directly): New, broken out from...
2162 (expand_binop): Here. Make it try rotating in the other
2163 direction even when the second operand isn't constant.
2164 * config/mips/mips.md (*lwxs): New.
2165 * config/mips/mips.opt (msmartmips): New.
2166 * config/mips/mips.c (mips_lwxs_address_p): New.
2167 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2168 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2169 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2170 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2171 (ISA_HAS_LWXS): New.
2172 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2173 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2174 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2175 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2176 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2177 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2178 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2180 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2182 * tree-vectorizer.c (new_loop_vec_info): Initialize
2183 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2184 * tree-vectorizer.h (_loop_vec_info): Added new filed
2185 min_profitable_iters.
2186 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2187 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2188 * tree-vect-analyze.c (vect_analyze_operations): Set
2189 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2190 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2191 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2192 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2193 and prologue cost to after they are computed.
2194 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2196 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2197 of creating vectors from scalars according to dt.
2198 (vect_model_store_cost): Likewise.
2199 (vectorizable_call): Use dt array instead of scalar dt. Call
2200 vect_model_simple_cost with additional argument dt.
2201 (vectorizable_assignment): Likewise.
2202 (vectorizable_operation): Likewise.
2203 (vectorizable_type_demotion): Likewise.
2204 (vectorizable_type_promotion): Likewise.
2205 (vectorizable_store): Use dt array instead of scalar dt. Call
2206 vect_model_store_cost with additional argument dt.
2207 (vect_do_peeling_for_loop_bound): Don't call
2208 vect_estimate_min_profitable_iters. Instead, lookup
2209 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2210 "may not be profitable".
2212 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2215 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2216 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2217 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2218 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2220 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2222 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2223 addressing modes cheaper.
2225 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2227 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2228 (dw_ranges_struct): Rename block_num to num. Adjust.
2229 (dw_ranges_by_label_struct): New.
2230 (ranges_by_label, ranges_by_label_allocated,
2231 ranges_by_label_in_use): New variables.
2232 (add_ranges_num): Factored most of the code out of...
2233 (add_ranges): ... this one. Rewrite in terms of the former.
2234 (add_ranges_by_labels): New.
2235 (output_ranges): Output by-label ranges.
2236 (dwarf2out_finish): Output range for multiple-section
2237 compile_unit. Output standard DW_AT_low_pc in addition to
2238 unexpected DW_AT_entry_pc.
2240 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2242 PR tree-optimization/32604
2243 PR tree-optimization/32606
2245 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2246 (compute_antic_safe): Removed.
2247 (ANTIC_SAFE_LOADS): Ditto.
2248 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2249 (execute_pre): Don't call compute_antic_safe.
2250 (vuse_equiv): New function.
2251 (make_values_for_stmt): Use it
2252 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2255 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2258 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2260 (avr_attribute_table): Make "naked" attribute apply to function types
2261 rather than to decls.
2262 (avr_handle_fntype_attribute): New function.
2264 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2266 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2269 2007-07-04 David Ung <davidu@mips.com>
2270 Joseph Myers <joseph@codesourcery.com>
2272 * config/mips/mips.md (type): Add logical, signext and move.
2273 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2274 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2275 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2276 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2277 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2278 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2279 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2280 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2281 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2282 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2283 movv2sf_hardfloat_64bit): Use the new types.
2284 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2285 *movdf_softfloat, *movdf_mips16): Use "multi".
2286 (extendqihi2): Replace with a define_expand.
2287 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2288 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2289 * config/mips/74k.md (r74k_int_logical): New reservation and
2291 (r74k_int_arith): Remove "slt".
2292 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2293 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2294 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2295 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2296 reservations for "arith".
2298 2007-07-04 Richard Guenther <rguenther@suse.de>
2300 * tree-ssa.c (useless_type_conversion_p): Add handling for
2301 scalar float and vector types. Only call the types_compatible_p
2302 langhook for aggregate types as last resort. Follow the
2305 2007-07-04 Richard Guenther <rguenther@suse.de>
2307 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2308 the same as NOP_EXPR.
2310 2007-07-04 Nick Clifton <nickc@redhat.com>
2312 * target.h (struct gcc_target): Add target_help field.
2313 * target-def.h (TARGET_HELP): New.
2314 (TARGET_INITIALIZER): Use TARGET_HELP.
2315 * opts.c (command_handle_option): Invoke target_help function, if
2316 defined, when the user has specified --target-help on the command
2318 * doc/invoke.texi: Mention that --target-help might print
2319 additional information.
2320 * doc/tm.texi: Document TARGET_HELP hook.
2322 * arm.c (TARGET_HELP): Override default definition.
2323 (arm_target_help): New - display a wrapped list of cores and
2324 architectures supported.
2326 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2328 * config/gcc/v850/v850.c (expand_prologue): Make sure
2329 GEN_INT() argument is sign extended rather than zero extended.
2330 (expand_epilogue): Likewise.
2331 (output_move_double): Delete.
2332 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2333 * config/gcc/v850/v850.md (movdi): Delete.
2334 (*movdi_internal): Delete.
2336 (*movdf_internal): Delete.
2338 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2340 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2341 unless compiling RTP PIC.
2343 2007-07-04 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/32482
2346 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2347 original ssa name if we didn't find a shift expression.
2348 Fix shift constant for bit zero test.
2350 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2352 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2354 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2356 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2357 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2358 * config/arm/vxworks.h (ASM_SPEC): Delete.
2359 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2361 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2363 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2364 (DDR_REVERSED_P): New.
2365 * tree-data-ref.c (initialize_data_dependence_relation,
2366 build_classic_dist_vector): Set DDR_REVERSED_P.
2368 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2371 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2372 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2373 init_omega_for_ddr_1): Use non conservative number of iterations
2375 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2376 (analyze_siv_subscript): Remove FIXME and reinitialization of
2377 last_conflicts to chrec_dont_know.
2378 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2380 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2382 * tree.c (maybe_canonicalize_argtypes): Improve description.
2384 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2386 * tree.c (maybe_canonicalize_argtypes): New.
2387 (build_function_type): Set canonical type.
2388 (build_method_type_directly): Ditto.
2389 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2392 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2394 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2396 (rewrite_use_nonlinear_expr): Likewise.
2398 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2400 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2402 2007-07-04 Ben Elliston <bje@au.ibm.com>
2404 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2407 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2409 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2410 (Exception Handling): Likewise.
2412 2007-07-03 Jan Hubicka <jh@suse.cz>
2414 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2416 2007-07-03 Eric Christopher <echristo@apple.com>
2418 * doc/cppopts.texi: Add conflicting option note to -dM.
2419 * doc/invoke.texi: Add note about possible conflicts with
2420 -E for -dCHARS and note that -dM will not produce
2421 any results if there is no machine dependent reorg.
2423 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2425 * tree.h (DECL_ALIGN): Back out previous change.
2427 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2429 * configure.ac: Test for .dtprelword support on MIPS.
2430 * configure, config.in: Regenerate.
2431 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2432 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2434 2007-07-03 Julian Brown <julian@codesourcery.com>
2436 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2437 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2438 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2439 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2441 (all_fpus): Add FPUTYPE_VFP3.
2442 (fp_model_for_fpu): Add VFPv3 field.
2443 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2444 (vfp3_const_double_index): New function. Return integer index of
2445 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2447 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2448 and argument represents a valid RTX for a VFPv3 constant.
2449 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2451 (vfp_emit_fstmd): Similar, for fstmd.
2452 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2453 constants, represented as integer indices.
2454 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2455 VFP_REGNO_OK_FOR_DOUBLE macros.
2456 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2457 (arm_file_start): Set float-abi attribute for VFPv3, and output
2458 correct ".fpu" assembler directive.
2459 (arm_dbx_register_numbering): Add FIXME.
2460 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2461 (fputype): Add FPUTYPE_VFP3.
2462 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2463 (CALL_USED_REGISTERS): Likewise.
2464 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2465 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2466 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2467 (D7_VFP_REGNUM): New.
2468 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2469 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2470 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2471 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2472 (REG_ALLOC_ORDER): Adjust for VFPv3.
2473 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2474 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2475 VFP_LO_REGS, VFP_HI_REGS.
2476 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2477 (IS_VFP_CLASS): Define macro.
2478 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2480 (REGISTER_MOVE_COST): Likewise.
2481 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2482 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2483 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2484 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2485 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2486 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2487 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2488 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2489 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2490 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2491 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2492 where appropriate for single-word registers.
2493 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2494 As above. Fix type attributes.
2495 * config/arm/constraints.md (register_contraint "t"): Define.
2496 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2498 (register_constraint "x"): Define.
2499 (constraint "Dv"): Define.
2501 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2503 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2505 2007-07-03 Tom Tromey <tromey@redhat.com>
2507 * c-parser.c (objc_pq_context): Removed.
2508 (objc_need_raw_identifier): Likewise.
2509 (c_parser) <objc_pq_context>: New field.
2510 <objc_need_raw_identifier>: Likewise.
2511 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2512 (c_lex_one_token): Update.
2513 (c_parser_objc_protocol_definition): Update.
2514 (c_parser_objc_method_definition): Update.
2515 (c_parser_objc_methodproto): Update.
2516 (c_parser_declspecs): Update.
2518 2007-07-03 David Ung <davidu@mips.com>
2520 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2522 2007-07-03 David Ung <davidu@mips.com>
2523 Richard Sandiford <richard@codesourcery.com>
2525 * doc/invoke.texi: Document -march=74kf3_2.
2526 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2527 (TUNE_74K): Check for it.
2528 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2529 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2530 * config/mips/mips.md (cpu): Add 74kf3_2.
2531 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2532 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2533 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2534 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2535 74kf3_2 to the CPU list.
2536 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2537 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2538 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2539 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2540 (r74kf3_2_fxfer_from_c1): New insn reservations.
2542 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2543 David Ung <davidu@mips.com>
2545 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2546 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2547 and 74k[fx]. Document aliases for the new options.
2548 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2549 (PROCESSOR_24KF2_1): ...this.
2550 (PROCESSOR_24KX): Rename to...
2551 (PROCESSOR_24KF1_1): ...this.
2552 (PROCESSOR_74KF): Rename to...
2553 (PROCESSOR_74KF2_1): ...this.
2554 (PROCESSOR_74KX): Rename to...
2555 (PROCESSOR_74KF1_1): ...this.
2556 (TUNE_74K): Update PROCESSOR_* names.
2557 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2558 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2559 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2560 (mips_rtx_cost_data): Update processor names in comments.
2561 (mips_issue_rate): Update PROCESSOR_* names.
2562 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2563 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2564 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2565 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2566 Update cpu attribute names.
2567 (r24k_fpu_iss): Rename this reservation to...
2568 (r24kf2_1_fpu_iss): ...this and update all uses.
2569 (r24kx_fpu_iss): Rename this reservation to...
2570 (r24kf1_1_fpu_iss): ...this and update all uses.
2571 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2572 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2573 Update cpu attribute names.
2575 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2577 * config/m32r/constraints.md: New file.
2578 * config/m32r/m32r.c: Include tm-constrs.h.
2579 (small_data_operand): Use satisfies_constraint_* instead of macro.
2580 (addr24_operand, gen_compare): Likewise.
2581 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2582 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2583 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2584 EXTRA_CONSTRAINT): Likewise.
2585 * config/m32r/m32r.md: Include constraints.md.
2586 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2587 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2588 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2589 (two_insn_const_operand, int8_operand, uint16_operand,
2590 reg_or_int16_operand, reg_or_uint16_operand,
2591 reg_or_cmp_int16_operand, cmp_int16_operand,
2592 seth_add3_operand): Likewise.
2594 2007-07-03 Eric Christopher <echristo@gmail.com>
2596 * libgcc2.h: Conditionally declare __bswapsi2 and
2599 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2601 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2604 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2607 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2608 (__gthrw_pragma): Provide default definition.
2610 * gthr-posix.c (__gthrw_pragma): Define.
2612 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2614 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2615 before declaring inequality.
2617 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2619 * combine.c (recog_for_combine): Log the success or failure of
2620 matching new insn patterns against the machine description in
2623 2007-07-03 Revital Eres <eres@il.ibm.com>
2625 * ddg.c (print_sccs): New function.
2626 (check_sccs): New function.
2627 (create_ddg_all_sccs): Use it.
2628 * ddg.h (print_sccs): Declare.
2629 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2631 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2633 * targhooks.h (default_mode_for_suffix): New function declaration.
2634 * targhooks.c (default_mode_for_suffix): New default target hook.
2635 * target.h (struct c): New structure in the targetm struct.
2636 (mode_for_suffix): New target hook as part of struct c.
2637 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2638 default_mode_for_suffix.
2639 (TARGET_C): New define.
2640 * c-lex.c: Include "target.h".
2641 (interpret_float): Use targetm.c.mode_for_suffix to determine
2642 the mode for a given non-standard suffix.
2643 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2645 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2646 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2648 * doc/extend.texi (Floating Types): New node. Document __float80 and
2649 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2651 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2654 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2655 predicate instead of target_operand.
2656 (divsi3_i1_media, divsi3_media_2): Likewise.
2658 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree.h (alias_sets_might_conflict_p): Rename into
2661 alias_sets_must_conflict_p.
2662 * alias.c (alias_sets_might_conflict_p): Likewise.
2663 (alias_sets_conflict_p): Use it.
2664 (objects_must_conflict_p): Likewise.
2665 * c-common.c (strict_aliasing_warning): Adjust.
2667 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2669 * rtlhooks.c (gen_lowpart_if_possible): Check for
2670 invalid subreg before calling gen_lowpart_SUBREG.
2672 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2674 * config/darwin9.h: Add copyright notice.
2675 (LINK_COMMAND_SPEC): Add comment.
2676 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2677 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2678 DARWIN_LIBSYSTEM_HAS_UNWIND.
2680 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2683 * omp-low.c (check_combined_parallel): New function.
2684 (lower_omp_parallel): Call it via walk_stmts, set
2685 OMP_PARALLEL_COMBINED if appropriate.
2686 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2687 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2688 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2689 don't consider it as combined parallel.
2691 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2693 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2694 (gcc_tooldir): Likewise.
2695 * configure: Regenerate.
2696 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2697 old configure.ac gcc_tooldir setting.
2698 (prefix_to_exec_prefix): New variable.
2699 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2700 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2702 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2704 Fix PR tree-optimization/32583
2705 Fix PR tree-optimization/32584
2706 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2707 (phi_translate_set): Use phi_translate directly now.
2708 (make_values_for_stmt): Don't value number RHS if we already know
2711 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2712 Jim Wilson <wilson@specifix.com>
2715 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2718 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2719 Richard Sandiford <richard@codesourcery.com>
2720 Nigel Stephens <nigel@mips.com>
2722 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2723 (mips16e_output_save_restore): Declare.
2724 (mips16e_save_restore_pattern_p): Likewise.
2725 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2726 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2727 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2728 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2729 (BITSET_P): New global macro, extracted from...
2730 (mips_for_each_saved_reg): ...here.
2731 (mips16e_save_restore_info): New struct.
2732 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2733 (mips16e_save_restore_regs): New variable.
2734 (mips_split_plus, mips16e_find_first_register): New functions.
2735 (mips16e_mask_registers): New function.
2736 (compute_frame_size): Expand the commentary before the function.
2737 Enforce the MIPS16e save and restore register range restrictions.
2738 Pad the general register save area at the low end.
2739 (mips16e_save_restore_reg, mips16e_build_save_restore)
2740 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2741 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2742 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2744 (mips_expand_prologue, mips_expand_epilogue): Handle
2745 GENERATE_MIPS16E_SAVE_RESTORE.
2746 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2748 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2750 PR tree-optimization/31966
2751 PR tree-optimization/32533
2752 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2753 "basic_block" description as its third argument. Update function
2754 calls to get destination bb from "edge" argument. Save "cond" into
2755 aux field of the edge. Update prototype for changed arguments.
2756 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2758 (find_phi_replacement_condition): Operate on incoming edges, not
2759 on predecessor blocks. If there is a condition saved in the
2760 incoming edge aux field, AND it with incoming bb predicate.
2761 Return source bb of the first edge.
2762 (clean_predicate_lists): Clean aux field of outgoing node edges.
2763 (tree_if_conversion): Do not initialize cond variable. Move
2764 variable declaration into the loop.
2765 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2766 initializations of new_stmt, arg0 and arg1 variables.
2768 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2770 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2771 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2773 2007-07-02 Richard Guenther <rguenther@suse.de>
2775 * tree-ssa.c (useless_type_conversion_p): Document
2776 future intent as defining the middle-end type system.
2777 Re-structure to call langhook last, group by type class,
2778 mark questionable parts.
2780 2007-07-02 Richard Guenther <rguenther@suse.de>
2782 * tree-flow.h (types_compatible_p): Declare.
2783 * tree-ssa.c (types_compatible_p): New function.
2784 * ipa-type-escape.c (discover_unique_type): Use
2785 types_compatible_p instead of lang_hooks.types_compatible_p.
2786 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2787 * tree-vn.c (expressions_equal_p): Likewise.
2788 * tree.c (fields_compatible_p): Likewise.
2789 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2790 (cprop_operand): Use useless_type_conversion_p instead of
2791 lang_hooks.types_compatible_p.
2792 * tree-inline.c (setup_one_parameter): Likewise.
2793 (declare_return_variable): Likewise.
2794 * tree-nrv.c (tree_nrv): Likewise.
2795 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2796 (maybe_fold_offset_to_component_ref): Likewise.
2797 (maybe_fold_offset_to_reference): Likewise.
2798 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2799 (merge_alias_info): Likewise.
2800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2801 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2802 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2803 * tree-tailcall.c (find_tail_calls): Likewise.
2804 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2805 * gimplify.c (canonicalize_addr_expr): Likewise.
2806 (fold_indirect_ref_rhs): Likewise.
2807 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2808 (cpt_same_type): Likewise.
2809 (check_pointer_types_r): Swap parameters to cpt_same_type
2811 * fold-const.c (fold_convert): Revert fix for PR15988.
2812 * tree-inline.c (setup_one_parameter): Instead fix it here by
2813 using fold_build1 instead of fold_convert and checking for
2814 error_mark_node. Convert only if the conversion is necessary.
2816 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2818 * configure.ac: Check for .gnu_attribute on Power.
2819 * configure: Regenerate.
2820 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2821 attribute for floating-point ABI.
2823 2007-07-02 Ira Rosen <irar@il.ibm.com>
2825 PR tree-optimization/32230
2826 PR tree-optimization/32477
2827 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2828 address is a constant.
2830 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2832 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2833 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2834 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2835 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2836 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2837 64-bit targets. Add support for *-elfoabi*.
2838 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2839 different settings if $(tm_defines) does not select the EABI.
2840 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2841 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2842 (MIPS_ARCH_OPTION_SPEC): Likewise.
2843 (MIPS_ISA_LEVEL_SPEC): Likewise.
2844 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2845 * config/mips/elfoabi.h: New file.
2847 2007-07-02 Richard Guenther <rguenther@suse.de>
2849 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2850 (useless_type_conversion_p): ... this.
2851 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2852 (useless_type_conversion_p): ... this.
2853 * builtins.c (fold_builtin_memory_op): Rename
2854 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2855 * tree-cfg.c (verify_expr): Likewise.
2856 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2857 * tree-ssa-ccp.c (ccp_fold): Likewise.
2858 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2859 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2861 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2862 * tree-ssa-pre.c (eliminate): Likewise.
2863 * tree-ssa.c (delete_tree_ssa): Likewise.
2864 (tree_ssa_useless_type_conversion): Likewise.
2865 * tree.c (build2_stat): Likewise.
2867 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2869 Fix PR tree-optimization/32571
2870 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2873 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2875 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2876 and other expected operations explicitly, change default to
2879 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2881 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2883 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2884 (tls_load_dot_plus_eight): Move the label number into the unspec.
2885 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2887 2007-07-01 Andreas Schwab <schwab@suse.de>
2889 * dwarf2out.c (initial_return_save): Define only if used.
2891 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2893 Unreverting Richard's Revert of:
2895 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2897 * dce.c (deletable_insn_p_1): New function, split out from...
2898 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2899 specially, not those inside PARALLELs. Remove BODY argument
2900 and adjust recursive call accordingly.
2901 (prescan_insns_for_dce): Update call to delete_insn_p.
2903 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2904 Revital Eres <eres@il.ibm.com>
2906 * ddg.c (create_ddg_all_sccs): Fix missed
2907 initialization of scc_nodes.
2909 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2912 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2913 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2915 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2917 * configure.ac: Check for .gnu_attribute on MIPS.
2918 * configure, config.in: Regenerate.
2919 * config/mips/mips.c (mips_file_start): If supported, output
2920 attribute for floating-point ABI.
2922 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2926 (ffs_cmove): New expander to expand using ctz pattern.
2927 (*ffs_cmove): Remove pattern.
2928 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2929 (ffsdi2): Expand using ctz pattern.
2930 (*ffs_rex64): Remove pattern.
2932 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2934 PR rtl-optimization/32296
2935 * pa.md (return): Delete pattern.
2936 (return_internal): Remove "(const_int 1)" from pattern.
2937 (epilogue): Use return_internal pattern for trivial returns.
2938 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2939 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2941 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2943 * tree-ssa-pre.c (is_exception_related): New function
2944 (can_value_number_operation): Use it.
2946 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2948 Fix PR tree-optimization/32540
2949 Fix PR tree-optimization/31651
2951 * tree-ssa-sccvn.c: New file.
2953 * tree-ssa-sccvn.h: Ditto.
2955 * tree-vn.c: Include tree-ssa-sccvn.h
2956 (val_expr_paid_d): Removed.
2957 (value_table): Ditto.
2958 (vn_compute): Ditto.
2959 (val_expr_pair_hash): Ditto.
2960 (val_expr_pair_expr_eq): Ditto.
2961 (copy_vuses_from_stmt): Ditto.
2964 (shared_vuses_from_stmt): Ditto.
2965 (print_creation_to_file): Moved up.
2966 (sort_vuses): Ditto.
2967 (sort_vuses_heap): Ditto.
2968 (set_value_handle): Make non-static.
2969 (make_value_handle): Ditto.
2970 (vn_add): Rewritten to use sccvn lookups.
2971 (vn_add_with_vuses): Ditto.
2972 (vn_lookup): Ditto (and second argument removed).
2973 (vn_lookup_with_vuses): Ditto.
2974 (vn_lookup_or_add): Ditto (and second argument removed);
2975 (vn_lookup_or_add_with_vuses): Ditto.
2976 (vn_lookup_with_stmt): New.
2977 (vn_lookup_or_add_with_stmt): Ditto.
2978 (create_value_handle_for_expr): Ditto.
2980 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2981 (seen_during_translate): New function.
2982 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2983 (phi_trans_add): Ditto.
2984 (constant_expr_p): FIELD_DECL is always constant.
2985 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2986 Use constant_expr_p.
2987 Avoid infinite recursion on mutually valued expressions.
2988 Change callers of vn_lookup_or_add.
2989 (phi_translate): New function.
2990 (compute_antic_safe): Allow phi nodes.
2991 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2992 (find_or_generate_expression): Rewrite slightly.
2993 (create_expression_by_pieces): Updated for vn_lookup_or_add
2995 Update VN_INFO for new names.
2996 (insert_into_preds_of_block): Update for new names.
2997 (add_to_exp_gen): New function.
2998 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2999 (find_existing_value_expr): Rewrite to changed vn_lookup.
3000 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3001 (try_look_through_load): Removed.
3002 (try_combine_conversion): Ditto.
3003 (get_sccvn_value): New function.
3004 (make_values_for_phi): Ditto.
3005 (make_values_for_stmt): Ditto.
3006 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3008 (init_pre): Update for SCCVN changes.
3010 (execute_pre): Ditto.
3012 * tree-flow.h (make_value_handle): Declare.
3013 (set_value_handle): Ditto.
3014 (sort_vuses_heap): Ditto.
3015 (vn_lookup_or_add_with_stmt): Ditto.
3016 (vn_lookup_with_stmt): Ditto.
3017 (vn_compute): Remove.
3020 (vn_lookup): Update arguments.
3022 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3024 (tree-ssa-sccvn.o): New.
3025 (OBJS-common): Add tree-ssa-sccvn.o
3027 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3030 * c-typeck.c (build_external_ref): Don't mark as used if called
3032 * calls.c (rtx_for_function_call): Likewise.
3034 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3038 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3040 * dce.c (deletable_insn_p_1): New function, split out from...
3041 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3042 specially, not those inside PARALLELs. Remove BODY argument
3043 and adjust recursive call accordingly.
3044 (prescan_insns_for_dce): Update call to delete_insn_p.
3046 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3048 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3049 (try_combine): Move potential calls to undo_all() so they happen
3050 before we commit to using the combined insns.
3052 2006-06-30 Jan Hubicka <jh@suse.cz>
3054 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3057 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3059 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3060 (cgraph_remove_unreachable_nodes): Likewise.
3061 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3062 * ipa-inline.c (update_caller_keys): Cast according to the coding
3064 (cgraph_decide_recursive_inlining): Likewise.
3065 (cgraph_decide_inlining_of_small_function): Likewise.
3066 (try_inline): Likewise.
3067 (cgraph_decide_inlining_incrementally): Likewise.
3068 * ipa-pure-const.c (get_function_state): Likewise.
3069 (scan_function): Likewise.
3070 (analyze_function): Likewise.
3071 (static_execute): Likewise.
3072 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3073 (merge_callee_local_info): Likewise.
3074 (analyze_function): Use type safe memory macros.
3075 (static_execute): Likewise. Cast according to the coding conventions.
3076 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3078 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3080 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3081 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3084 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3087 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3088 for complex modes (both int and real).
3090 2007-06-29 Jan Hubicka <jh@suse.cz>
3092 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3094 2007-06-29 Jan Hubicka <jh@suse.cz>
3097 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3100 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3103 * config/avr/avr.c: Include dataflow header file.
3104 (expand_prologue): Adjust for prologue insn change.
3105 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3108 2007-06-29 Richard Guenther <rguenther@suse.de>
3111 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3112 during type verification.
3114 2007-06-29 Jan Hubicka <jh@suse.cz>
3116 * recog.c (validate_change_rtx_1): Unshare TO argument.
3118 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3120 PR tree-optimization/24659
3121 * tree-vect-transform.c (vectorizable_call): Handle
3122 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3124 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3125 * config/i386/i386.c (enum ix86_builtins)
3126 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3127 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3129 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3130 const using def_builtin_const.
3131 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3132 input operands in the same modes as the result.
3133 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3135 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3137 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3138 (df_set_dead_notes_for_mw): Likewise.
3140 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3142 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3144 2007-06-28 DJ Delorie <dj@redhat.com>
3146 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3148 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3150 * doc/invoke.texi (C++ Dialect Options): Document
3151 fvisibility-ms-compat.
3152 * c.opt (fvisibility-ms-compat): New.
3154 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3157 * tree-affine.c (aff_combination_add_elt): Handle
3158 pointer addition specially.
3160 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3162 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3163 decl is non-external for AIX ABI.
3165 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3167 * config/rs6000/predicates.md (current_file_function_operand):
3168 Ensure the symbol is non-external for AIX ABI.
3170 2007-06-28 Nick Clifton <nickc@redhat.com>
3172 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3173 (fdce, fdse, fpredictive-commoning): Likewise.
3175 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3178 * gcc.c (process_command): Recognize the new -static-libgfortran
3181 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3184 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3185 Use a call clobbered hard reg instead of a pseudo reg.
3187 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3189 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3191 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3194 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3195 REG_LIBCALL and REG_RETVAL notes.
3196 (divsi3, mulsi3): Likewise.
3197 (mulhisi3): Likewise. Use emit_libcall_block.
3198 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3200 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3202 PR rtl-optimization/32481
3203 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3205 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3207 * dce.c (deletable_insn_p_1): New function, split out from...
3208 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3209 specially, not those inside PARALLELs. Remove BODY argument
3210 and adjust recursive call accordingly.
3211 (prescan_insns_for_dce): Update call to delete_insn_p.
3213 2007-06-27 Richard Guenther <rguenther@suse.de>
3216 * tree.h (fold_convertible_p): Declare.
3217 * fold-const.c (fold_convertible_p): New function.
3218 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3219 instead of lang_hooks.types_compatible_p.
3221 2007-06-26 Jan Hubicka <jh@suse.cz>
3223 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3224 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3225 early use validate_unshare_change.
3226 (reload_combine): Likewise.
3227 * recog.c (change_t): New field unshare.
3228 (validate_change_1): Rename from validate_change; add argument unshare.
3229 (validate_change): Turn into wrapper of validate_change_1; update
3230 prototype for bools.
3231 (validate_unshare_change): New.
3232 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3233 calls of df_insn_rescan.
3234 * recog.h (validate_change): Replace ints by bools.
3235 (validate_unshare_change): Declare.
3237 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3239 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3241 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3243 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3245 2007-06-25 Jan Hubicka <jh@suse.cz>
3247 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3249 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3250 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3251 places other call site specific checks are performed.
3253 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3256 * tree-vect-transform.c (vectorizable_operation): Convert
3257 POINTER_PLUS_EXPR over to PLUS_EXPR.
3259 2007-06-25 Chao-ying Fu <fu@mips.com>
3261 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3262 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3263 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3264 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3266 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3267 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3268 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3269 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3270 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3271 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3272 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3273 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3274 ALL_FIXED_POINT_MODE_P): New define.
3275 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3277 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3279 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3280 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3281 MODE_VECTOR_UACCUM): New mode classes.
3283 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3284 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3285 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3288 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3289 (blank_mode): Initialize ibit and fbit.
3290 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3291 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3293 (new_adjust): Change required_class to required_class_from and
3294 required_class_to for testing within a range.
3295 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3296 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3298 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3299 (make_fixed_point_mode): New.
3300 (_ADD_ADJUST): Change C to C1 and C2.
3301 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3302 use a range for machine classes.
3303 (ADJUST_IBIT, ADJUST_FBIT): New.
3304 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3306 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3307 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3308 Emit adjustment for ibit and fbit.
3309 (emit_mode_ibit, emit_mode_fbit): New.
3310 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3312 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3314 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3315 as the source of the set.
3317 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3319 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3320 FP_REGNO_P): Use IN_RANGE.
3321 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3322 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3323 (DATA_REG_P): Use DATA_REGNO_P.
3324 (FP_REG_P): Use FP_REGNO_P.
3325 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3326 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3327 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3329 2007-06-24 Jan Hubicka <jh@suse.cz>
3332 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3334 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3337 * fold-const.c (fold_binary): Strip nops of operand 0
3338 of BIT_NOT_EXPR before calling operand_equal_p.
3339 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3340 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3342 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3344 * doc/extend.texi: Document that dllimport and dllexport imply
3346 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3347 imported or exported declaration, including type declarations.
3348 * c-common.c (handle_visibility_attribute): Check for conflicts
3349 with dllimport/dllexport.
3350 (c_determine_visibility): Handle dllimport/dllexport as an
3351 explicit visibility atttribute.
3353 2007-06-23 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/16876
3357 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3359 * tree-inline.c (initialize_inlined_parameters): Do not call
3360 lang_hooks.tree_inlining.convert_parm_for_inlining.
3361 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3362 reason for mismatched types.
3363 * gimplify.c (gimplify_call_expr): Verify the call expression
3364 arguments match the called function type signature. Otherwise
3365 mark the call expression to be not considered for inlining
3366 using CALL_CANNOT_INLINE_P flag.
3367 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3368 edges call expression.
3369 (cgraph_decide_inlining_of_small_function): Likewise.
3370 (cgraph_decide_inlining): Likewise.
3371 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3373 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3374 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3375 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3377 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3378 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3380 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3381 convert_parm_for_inlining member.
3383 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3386 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3387 Remove optimization for GT.
3389 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3392 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3394 (prescan_insns_for_dce): Add extra parameter.
3396 2007-06-23 Jan Hubicka <jh@suse.cz>
3399 * gimplify.c (mark_addressable): New function.
3400 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3402 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3405 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3407 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3411 moves between MMX/SSE registers to at least 8 units to prevent
3412 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3414 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3416 * config/i386/i386.c (override_options): Correct x86_sahf
3419 2007-06-21 David Daney <ddaney@avtrex.com>
3422 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3423 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3424 (exception_receiver): Renamed to ...
3425 (nonlocal_goto_receiver): ... this.
3427 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3429 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3430 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3431 partial register accesses.
3433 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3435 * fold-const.c (debug_fold_checksum): Move it under
3436 ENABLE_FOLD_CHECKING.
3438 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3441 * tree.h (debug_fold_checksum): Declared.
3442 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3443 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3444 build_fold_addr_expr_with_type_1.
3445 (fold_addr_expr, debug_fold_checksum): New.
3446 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3447 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3450 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3452 PR tree-optimization/19590
3453 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3454 of scev is a constant.
3455 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3457 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3459 * df-problems.c (df_note_bb_compute): Made computation of live
3460 info consistent with df_lr.
3462 2007-06-21 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/32453
3465 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3466 for pointer anti-range.
3468 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3470 * config/i386/i386.c (processor_target_table): Increase maximum
3471 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3474 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3475 byte alignment if > 8 byte alignment is preferred.
3476 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3478 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3480 PR tree-optimization/31866
3481 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3482 if ASM_EXPR's input is not a SSA_NAME.
3485 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3486 but decl is a global var, instead return decl.
3487 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3488 even for is_global_var decls, if they are private in some outer
3491 2007-06-21 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/32451
3494 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3496 2007-06-21 Christian Bruel <christian.bruel@st.com>
3498 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3499 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3500 (push_regs): Changed saving order or banked registers.
3501 (sh_expand_epilogue): Likewise.
3502 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3503 (FIRST_BANKED_REG): Likewise.
3504 (LAST_BANKED_REG): Likewise.
3505 * config/sh/sh.md (banked) New attribute.
3506 (in_delay_slot): Check banked attribute.
3508 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3510 PR tree-optimization/32075
3511 * tree-data-ref.c (subscript_dependence_tester_1,
3512 analyze_miv_subscript, analyze_overlapping_iterations,
3513 add_distance_for_zero_overlaps, build_classic_dist_vector,
3514 subscript_dependence_tester_1, analyze_overlapping_iterations,
3515 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3516 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3517 to evolution_function_is_affine_multivariate_p.
3519 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3521 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3523 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3526 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3528 * config/m32c/prologue.md (epilogue_exitd_16): New.
3529 (epilogue_reit_16): New.
3530 (epilogue_exitd): Rename to epilogue_exitd_24.
3531 (epilogue_reit): Rename to epilogue_reit_24.
3533 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3534 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3536 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3538 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3539 if dbg_cnt (sched_insn) reaches the limit.
3540 (choose_ready): New parameter INSN_PTR and new return value.
3541 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3542 the new return value from choose_ready.
3543 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3544 (rest_of_handle_global_alloc): New global_alloc_at_func.
3546 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3548 PR tree-optimization/25737
3549 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3550 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3551 * tree-flow.h (struct fieldoff): Add new field alias_set.
3552 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3553 argument addressable_type. Set alias_set of fieldoff.
3554 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3555 (create_overlap_variables_for): Pass alias_set from fieldoff to
3557 * alias.c (get_alias_set): Use alias_set from SFT if set.
3559 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3561 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3562 of a variable as an unsigned HOST_WIDE_INT integer.
3564 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3566 PR rtl-optimization/32405
3567 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3569 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3571 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3574 * builtins.c: Include diagnostic.h.
3575 (expand_builtin_expect): Make gcc_assert more permissive.
3576 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3579 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3583 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3584 if ACCUMULATE_OUTGOING_ARGS.
3586 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3588 * config/m68hc11/m68hc11.c: Include dataflow header file.
3589 (m68hc11_reorg): Port to dataflow.
3591 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3593 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3594 (struct df_problem.free_blocks_on_set_blocks): New field.
3595 (struct dataflow.optional_p): New field.
3596 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3597 (df_live_set_all_dirty): New function.
3598 * df-scan.c (df_scan_alloc): Initialize optional_p.
3599 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3600 * df-core.c (df_set_blocks): Removed use of
3601 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3602 df_problem.free_blocks_on_set_blocks to determine which blocks are
3604 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3605 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3606 uses dataflow.optional_p to determine if problem should be
3608 (rest_of_handle_df_initialize): Only start live problem if
3610 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3611 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3612 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3613 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3614 problem_NOTE): Initialize free_blocks_on_set_blocks.
3615 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3617 (df_live_set_all_dirty, df_note_alloc): New function.
3618 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3620 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3621 * postreload.c (reload_combine): Ditto.
3622 * cse.c (cse_extended_basic_block): Ditto.
3623 * regmove.c (mark_flags_life_zones): Ditto.
3624 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3625 erase_matching_seqs): Ditto.
3626 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3627 * integrate (allocate_initial_values): Ditto.
3628 * combine.c (reg_dead_at_p): Ditto.
3629 * resource.c (mark_target_live_regs): Ditto.
3630 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3631 * config/sh/sh.c (find_r0_life_regions): Ditto.
3632 * global.c (rest_of_handle_global_alloc): Only add back df_live
3634 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3636 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3638 (if_convert): Make sure df_live is there at -O == 1.
3639 (pass_if_after_combine): Cleanup flags.
3640 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3641 is there at -O == 1.
3643 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3645 * config/arm/arm.c (arm_get_frame_offsets): Set
3646 offsets->locals_base to avoid negative stack size.
3647 (thumb1_expand_prologue): Assert on negative stack size.
3649 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3651 PR tree-optimization/32367
3652 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3653 of the chrec has no evolution in that loop.
3654 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3656 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3658 * config/xtensa/xtensa.c: Include "df.h".
3659 (xtensa_builtin_saveregs): Use adjust_address instead of
3661 (xtensa_va_start): Invoke make_tree with sizetype for
3662 expand_builtin_saveregs and then convert the result to a pointer.
3663 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3664 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3665 Subtract argument size from index value as integers and then use
3666 POINTER_PLUS_EXPR to add the result to the array address.
3668 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3671 * config/m32c/m32c.c: Include dataflow header file.
3672 (m32c_emit_prologue): Adjust for prologue insn change.
3673 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3674 once inside a PARALLEL. Assume frame size passed in operand 0
3675 includes space to save the fb register.
3676 (prologue_enter_24): Likewise.
3677 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3679 2007-06-19 David Daney <ddaney@avtrex.com
3682 * config/mips/mips.md (cprestore): Mark $gp as used.
3684 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3687 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3688 (frv_ifcvt_modify_insn): Likewise.
3690 2007-06-19 Richard Guenther <rguenther@suse.de>
3692 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3693 only handle positive offsets that fit in a HOST_WIDE_INT.
3695 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3698 result of rsqrt insn for zero input argument to avoid NaN.
3700 2007-06-19 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3705 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/32353
3708 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3710 2007-06-19 Nick Clifton <nickc@redhat.com>
3712 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3714 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3718 * config/i386/i386.c (assign_386_stack_local): Assert that
3719 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3720 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3721 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3722 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3724 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3726 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3728 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3730 PR rtl-optimization/32321
3731 * gcse.c (replace_store_insn): Update the note before
3732 calling emit_insn_after.
3734 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3737 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3739 * df-problems.c (df_note_bb_compute): Fix dumping info.
3741 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3743 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3744 insn with emit_jump_insn.
3746 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3748 PR tree-optimization/32383
3749 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3750 * targhooks.h (default_builtin_reciprocal): Update prototype.
3751 * target.h (struct gcc_target): Update builtin_reciprocal.
3752 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3753 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3754 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3755 when fndecl is in BUILT_IN_MD class.
3756 (execute_convert_to_rsqrt): Ditto.
3758 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3759 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3760 Convert BUILT_IN_SQRTF code only when md_fn is false.
3762 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3764 * bt-load.c (move_btr_def): Fix the order of arguments
3765 to validate_replace_rtx.
3767 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3769 * config/m68k/m68k-devices.def: Add 54450..54455.
3771 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3773 PR rtl-optimization/32366
3774 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3775 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3778 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3781 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3782 this is true, rescan insn being modified.
3783 (sms_schedule): Added rescan parameter.
3784 (rest_of_handle_sms): Moved freeing of dominance info to before
3785 getting out of cfg_layout.
3787 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3789 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3790 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3793 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3794 FL_CF_EMAC from the entry for isac.
3796 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3797 (const_sibcall_operand): New.
3798 (sibcall_operand): Use it.
3799 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3800 (m68k_isas): ISAC does not imply FPU or EMAC.
3801 (override_options): Add ISA_C logic for symbolic jump & call.
3803 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3805 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3806 return mode from the builtin itself.
3807 (sparc_fold_builtin): Fix cast of zero constant.
3809 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3811 * targhooks.c (default_builtin_reciprocal): New default target hook.
3812 * targhooks.h (default_builtin_reciprocal): Add prototype.
3813 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3814 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3815 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3816 default_builtin_reciprocal.
3818 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3821 * hooks.c (hook_tree_tree_bool_null): New hook.
3822 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3823 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3824 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3825 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3826 and convert it to reciprocal a*rfunc(b).
3827 (execute_convert_to_rsqrt): New function.
3828 (gate_convert_to_rsqrt): New function.
3829 (pass_convert_to_rsqrt): New pass definition.
3830 * target.h (struct gcc_target): Add builtin_reciprocal.
3831 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3832 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3833 TARGET_BUILTIN_RECIPROCAL.
3834 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3836 * config/i386/i386.h (TARGET_RECIP): New define.
3837 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3838 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3839 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3840 and not optimizing for size.
3841 (*rcpsf2_sse): New insn pattern.
3842 (*rsqrtsf2_sse): Ditto.
3843 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3844 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3845 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3846 and not optimizing for size.
3847 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3848 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3849 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3850 and not optimizing for size.
3851 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3852 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3853 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3854 and not optimizing for size.
3855 (*sse_rsqrtv4sf2): Do not export.
3857 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3858 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3859 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3860 and not optimizing for size.
3862 * config/i386/i386.opt (mrecip): New option.
3863 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3864 (ix86_emit_swsqrtsf): Ditto.
3865 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3866 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3868 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3869 ix86_expand_unop1_builtin.
3870 (ix86_emit_swdivsf): New function.
3871 (ix86_emit_swsqrtsf): Ditto.
3872 (ix86_builtin_reciprocal): New function.
3873 (TARGET_BUILTIN_RECIPROCAL): Use it.
3874 (ix86_vectorize_builtin_conversion): Rename from
3875 ix86_builtin_conversion.
3876 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3877 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3878 "i386 and x86_64 Options" section.
3879 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3881 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3882 Zdenek Dvorak <dvorakz@suse.cz>
3883 Richard Guenther <rguenther@suse.de>
3884 Kaz Kojima <kkojima@gcc.gnu.org>
3886 * tree-vrp.c (compare_values_warnv): Convert val2 to
3888 (extract_range_from_assert): Create
3889 POINTER_PLUS_EXPR for pointer types.
3890 (extract_range_from_binary_expr): Handle
3891 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3893 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3894 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3895 POINTER_PLUS_EXPR as PLUS_EXPR.
3896 (number_of_iterations_lt_to_ne):
3897 For pointer types, use sizetype when
3898 creating MINUS_EXPR/PLUS_EXPRs.
3899 (assert_loop_rolls_lt): For pointer types, use sizetype when
3900 creating MINUS_EXPR/PLUS_EXPRs.
3901 (number_of_iterations_le): Likewise.
3902 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3903 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3904 like PLUS_EXPR and MINUS_EXPR.
3905 * tree-pretty-print.c (dump_generic_node): Handle
3907 (op_prio): Likewise.
3908 (op_symbol_1): Likewise.
3909 * optabs.c (optab_for_tree_code): Likewise.
3910 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3912 * tree-tailcall.c (process_assignment): Mention
3913 POINTER_PLUS_EXPR in a TODO comment.
3914 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3915 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3916 not used with a pointer and an integer type.
3917 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3918 increment using chrec_convert_rhs instead of chrec_convert.
3919 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3920 PLUS_EXPR except for the right hand side's type will be
3922 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3923 (fold_used_pointer_cast): Kill.
3924 (pointer_offset_p): Kill.
3925 (fold_used_pointer): Kill.
3926 (pointer_used_p): Kill.
3927 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3928 call fold_used_pointer.
3929 (instantiate_parameters_1): Convert the increment
3930 using chrec_convert_rhs instead of chrec_convert.
3931 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3932 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3933 instead of PLUS_EXPR.
3934 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3935 PLUS_EXPR for pointers.
3936 (std_gimplify_va_arg_expr): Likewise.
3937 (fold_builtin_memory_op): Likewise.
3938 (fold_builtin_strstr): Likewise.
3939 (fold_builtin_strchr): Likewise.
3940 (fold_builtin_strrchr): Likewise.
3941 (fold_builtin_strpbrk): Likewise.
3942 (expand_builtin_memory_chk): Likewise.
3943 (fold_builtin_memory_chk): Likewise.
3944 (std_expand_builtin_va_start): Use
3945 sizetype for the call to make_tree and then convert
3946 to the pointer type.
3947 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3948 instead of PLUS_EXPR for adding to a pointer.
3949 (std_gimplify_va_arg_expr): Use fold_build2 for
3950 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3951 the operands to sizetype first and then cast the BIT_AND_EXPR
3952 back to the pointer type.
3953 * fold-const.c (build_range_check): Handle pointer types
3955 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3956 of PLUS_EXPR's. Make sure the offset is converted to
3958 (try_move_mult_to_index): Strip the NOPs from the offset.
3959 Remove code argument and replace all uses with PLUS_EXPR.
3960 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3961 specially. Don't use a pointer type for MINUS_EXPR.
3962 (fold_unary): Handle for (T1)(X op Y),
3963 only p+ as that is the only as that can be handled for
3964 binary operators now.
3965 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3967 <case PLUS_EXPR>: Add folding of PTR+INT into
3969 Don't call try_move_mult_to_index.
3970 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3971 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3972 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3973 Don't call try_move_mult_to_index.
3974 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3975 (tree_expr_nonzero_p): Likewise.
3976 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3977 of PLUS_EXPR for the complex expression folding.
3978 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3979 first chrec is a pointer type, then the second should
3980 be sizetype and not the first's type.
3981 For POINTER_PLUS_EXPR, use a different right hand side type.
3982 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3983 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3984 different right hand side type.
3985 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3986 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3987 instead of PLUS_EXPR.
3988 When either operand is zero, convert the other operand.
3989 (chrec_apply): Use chrec_convert_rhs
3990 on the argument x instead of chrec_convert.
3991 (reset_evolution_in_loop): For pointer types, the new_evol
3993 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3994 different right hand side type.
3995 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3996 (chrec_convert_rhs): New function.
3997 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3998 different right hand side type.
3999 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4000 * tree-chrec.h (chrec_convert_rhs): New prototype.
4001 (build_polynomial_chrec): For pointer types, the right hand
4002 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4003 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4004 Remove subtraction case as it is always addition now.
4005 Make sure the offset is converted to sizetype.
4006 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4007 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4008 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4009 PLUS_EXPR in pointer type.
4010 Handle POINTER_PLUS_EXPR.
4011 (tree_to_aff_combination): Likewise.
4012 (force_expr_to_var_cost): Likewise.
4013 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4014 instead of PLUS_EXPR for pointers.
4015 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4016 instead of PLUS_EXPR of pointer types.
4017 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4019 (check_va_list_escapes): Likewise.
4020 (check_all_va_list_escapes): Likewise.
4021 * dwarf2out.c (loc_descriptor_from_tree_1):
4022 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4023 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4024 (string_constant): Likewise.
4025 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4026 the offset to the base, use POINTER_PLUS_EXPR.
4027 (add_to_parts): Convert the index to sizetype.
4028 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4029 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4030 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4031 Offset only holds something for PLUS_EXPR.
4032 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4034 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4036 (analyze_accesses_for_modify_stmt): Likewise.
4037 Remove comment about the type being integral type as it is
4039 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4041 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4043 Correct the type which the artimentic is done in (is now
4046 * tree-data-ref.c (split_constant_offset): Handle
4048 * tree-affine.c (tree_to_aff_combination): Likewise.
4049 * c-typeck.c (build_unary_op): For pointers create the increment
4050 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4052 * gimplify.c (gimplify_self_mod_expr): Create a
4053 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4054 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4055 * tree.def (POINTER_PLUS_EXPR): New tree code.
4056 * tree-predcom.c (ref_at_iteration): If we have a pointer
4057 type do the multiplication in sizetype.
4058 * tree-mudflap.c (mf_xform_derefs_1): Create a
4059 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4060 * tree-ssa-forwprop.c
4061 (forward_propagate_addr_into_variable_array_index):
4062 Don't expect there to be a cast for the index as that
4063 does not exist anymore.
4064 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4065 instead of PLUS_EXPR.
4066 Don't check for the first operand of the POINTER_PLUS_EXPR
4067 was the index as it cannot be.
4068 Call forward_propagate_addr_into_variable_array_index with
4069 the SSA_NAME instead of the statement.
4070 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4071 (compare_constant): Likewise.
4072 (copy_constant): Likewise.
4073 (compute_reloc_for_constant): Likewise.
4074 (output_addressed_constants): Likewise.
4075 (initializer_constant_valid_p): Likewise.
4076 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4077 Convert the MIN/MAX of the inner type to the outer
4078 type before comparing them.
4079 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4080 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4081 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4082 of PLUS_EXPR for pointers.
4083 * tree-inline.c (estimate_num_insns_1): Handle
4085 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4086 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4087 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4088 instead of PLUS_EXPR for the pointer increment statement.
4089 (vect_update_ivs_after_vectorizer): For pointer types, create
4090 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4091 MULT_EXPR in sizetype.
4092 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4094 * tree-object-size.c (plus_expr_object_size): Handle
4095 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4096 code which is trying to figure out which side is a pointer and
4098 (check_for_plus_in_loops_1): Likewise.
4099 (check_for_plus_in_loops): Likewise.
4100 * c-common.c (pointer_int_sum): Create a
4101 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4102 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4103 only POINTER_PLUS_EXPR. Removing all the extra
4104 code which is trying to figure out which side is a pointer and
4106 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4107 PLUS_EXPR and MINUS_EXPR.
4108 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4110 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4111 with make_tree, instead of a pointer type.
4112 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4113 for pointers instead of PLUS_EXPR.
4114 (s390_gimplify_va_arg): Likewise.
4115 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4116 instead of PLUS_EXPR when doing addition on pointer
4117 types. Use sizetype for the second operand.
4118 (spu_gimplify_va_arg_expr): Likewise.
4119 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4120 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4121 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4122 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4123 for the pointer addition and also use size_int/sizetype
4125 (ix86_gimplify_va_arg): Likewise.
4126 Perform BIT_AND_EXPR on sizetype arguments.
4127 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4128 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4129 for the pointer additions and also use size_int for the offsets.
4130 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4131 additions and also use size_int for the offsets. Perform
4132 BIT_AND_EXPR on sizetype arguments.
4133 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4134 POINTER_PLUS_EXPR for pointers and create the
4135 BIT_AND_EXPR in sizetype.
4136 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4137 instead of PLUS_EXPR for pointer addition.
4138 (rs6000_va_start): Likewise.
4139 Also use sizetype for the offset.
4140 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4141 as PLUS_EXPR/MINUS_EXPR.
4142 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4143 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4144 Don't use BIT_AND_EXPR on a pointer type, convert the
4145 expression to sizetype first.
4146 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4148 (mips_gimplify_va_arg_expr): Likewise.
4149 Don't create BIT_AND_EXPR in a pointer type.
4151 2007-06-15 Eric Christopher <echristo@apple.com>
4153 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4154 (x86_64-*-darwin*): Ditto.
4155 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4158 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4160 * doc/extend.texi: Document behavior of __attribute__((aligned))
4163 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4165 * rtlanal.c (note_stores): Improve documentation.
4167 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4169 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4170 LOCAL_LABEL_PREFIX): Delete.
4171 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4172 (bfin_internal_label): Delete.
4174 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4176 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4177 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4178 otherwise define to LIBGCC2_TF_CEXT.
4179 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4180 (LIBGCC_TF_CEXT): Ditto.
4183 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4185 PR rtl-optimization/32339
4186 * df-scan.c (df_uses_record): Don't modify flags but just add to
4187 it for df_ref_record.
4189 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4191 * tree-mudflap.c: Fix whitespace issues.
4193 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4195 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4197 2007-06-14 Eric Christopher <echristo@apple.com>
4199 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4200 (movv4sf): Use gcc_unreachable instead of abort.
4202 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4205 * config/i386/sfp-machine.h (CMPtype): New define.
4206 (mach stubs): Use CMPtype instead of int as a return type.
4208 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4210 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4211 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4212 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4213 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4214 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4215 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4216 config/soft-fp/soft-fp.h: Update from glibc CVS.
4218 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4220 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4222 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4225 * config/v850/v850.c: Include dataflow header file.
4226 (substitute_ep_register): Fix typo.
4228 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4230 * configure.ac: Fix earlier checkin.
4231 * configure: Regenerated.
4233 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4235 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4236 * aclocal.m4: Regenerate.
4237 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4238 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4239 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4240 * configure: Regenerate.
4241 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4243 * Makefile.in (quickstrap): Build libgcc too.
4245 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4247 * configure.ac: Add --enable-checking=df. Explicitly mention that
4248 the variables are initialized as for "release".
4249 * df-core.c: Use it.
4250 * configure: Regenerate.
4251 * config.in: Regenerate.
4253 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4255 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4256 validate_replace_rtx instead of replace_rtx.
4257 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4259 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4261 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4262 (DWARF2_UNWIND_INFO): Override default if configured with
4264 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4265 (ENDFILE_SPEC): Add crtend.o.
4266 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4267 (ENDFILE_SPEC): Add crtend.o.
4268 (TARGET_USE_JCR_SECTION): Define.
4269 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4271 * config/i386/cygming-crtbegin.c: New file.
4272 * config/i386/cygming-crtend.c: New file.
4274 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4276 * config/i386/w32-unwind.h: New file.
4278 2007-06-13 Eric Christopher <echristo@apple.com>
4280 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4281 the user set a value below STACK_BOUNDARY.
4283 2007-06-13 Thiemo Seufer <ths@networkno.de>
4285 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4286 imply -lpthread for -pthread.
4288 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4290 * basic-block.h: Remove the prototype for
4291 free_basic_block_vars.
4292 * cfglayout.h: Remove the prototype for
4293 insn_locators_initialize.
4294 * tree.h: Remove the prototype for emit_line_note.
4296 * tree-ssa-pre.c (mergephitemp): Remove.
4297 (init_pre): Don't use mergephitemp.
4299 2007-06-13 Eric Christopher <echristo@apple.com>
4301 * config/i386/i386.c (override_options): If we've specified
4302 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4304 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4306 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4309 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4311 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4312 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4313 (eh_store_handler): New pattern.
4314 (eh_return): Emit it instead of a plain move.
4316 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4319 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4320 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4323 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4325 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4326 (find_next_insn_start, find_load): New functions.
4327 (bfin_reorg): Use them to deal with the fact that parallel insns are
4328 no longer represented as a SEQUENCE.
4330 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4332 * config/sparc/sparc.c (sparc_override_options): Initialize
4335 2007-06-13 Dave Korn <dave.korn@artimi.com>
4337 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4340 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4342 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4343 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4344 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4345 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4346 tree-vect-transform.c: Fix comment typos. Follow spelling
4349 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4351 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4352 to the exit block use set.
4353 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4354 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4355 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4357 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4359 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4360 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4361 to indicate an error.
4362 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4364 (dbg_cnt_process_opt): Print an error on a bad argument.
4365 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4366 * common.opt (-fdbg-cnt-list): New.
4367 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4369 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4371 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4372 flag on ref-all pointers.
4374 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4377 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4378 for the offset with the modifier as EXPAND_INITIALIZER
4379 if the modifier is EXPAND_INITIALIZER.
4380 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4381 a register if we had an overflow.
4383 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4385 * real.c (real_isfinite): New.
4386 (real_sqrt): Use it.
4387 * real.h (real_isfinite): New.
4388 * builtins.c: Use it.
4390 2007-06-12 Ian Lance Taylor <iant@google.com>
4391 Daniel Berlin <dberlin@dberlin.org>
4394 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4395 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4396 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4397 (DECL_NO_TBAA_P): Define.
4398 (struct tree_decl_common): Add no_tbaa_flag field.
4399 * tree-ssa-structalias.c (struct variable_info): Add
4400 no_tbaa_pruning field.
4401 (new_var_info): Initialize no_tbaa_pruning field.
4402 (unify_nodes): Copy no_tbaa_pruning field.
4403 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4404 (dump_solution_for_var): Print no_tbaa_pruning flag.
4405 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4407 (compute_tbaa_pruning): New static function.
4408 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4409 Call compute_tbaa_pruning.
4410 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4411 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4412 * gimple-low.c (lower_stmt): Likewise.
4413 * tree-gimple.c (is_gimple_stmt): Likewise.
4414 * tree-ssa-operands.c (get_expr_operands): Likewise.
4415 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4416 * tree-inline.c (estimate_num_insns_1): Likewise.
4417 (copy_result_decl_to_var): Likewise.
4418 * expr.c (expand_expr_real_1): Likewise.
4419 * tree-pretty-print.c (dump_generic_node): Likewise.
4420 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4421 * omp-low.c (omp_copy_decl_2): Likewise.
4422 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4423 * doc/c-tree.texi (Expression trees): Document
4424 CHANGE_DYNAMIC_TYPE_EXPR.
4426 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4429 with !HONOR_NANS and !HONOR_INFINITIES.
4430 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4432 2007-06-12 Tristan Gingold <gingold@adacore.com>
4434 * gcov.c: Comments updated.
4435 (source_info): Add file_time field.
4436 (source_index): New variable.
4437 (mutiple_files): New variable.
4438 (generate_results): New function extracted from process_file.
4439 (process_file): Save and restore chain of functions, generate
4440 results and free structures only if not merging results.
4441 (release_structures): File names are now freed in create_file_names
4442 (create_file_names): Free previous file names.
4443 (find_source): File date is now read here and modifications in
4444 source files is checked here.
4445 (read_graph_file): Only reverse order of functions for the current
4447 (make_gcov_file_name): Do not generate long names if input_name is
4449 (output_lines): If merging results do not display graph, data and
4451 Checking source file modification is done in find_source.
4453 * doc/gcov.texi: Append an s to sourcefile.
4455 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4457 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4458 (forced_nop): New pattern.
4459 * config/bfin/bfin.c: Include "df.h".
4460 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4461 (bfin_discover_loop): Use df_get_live_in instead of
4462 global_live_at_start.
4463 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4464 df_analyze when done.
4465 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4466 the insns. Use QImode for the final insn in a bundle. Call
4467 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4469 (reorder_var_tracking_notes): New function.
4470 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4471 update_life_info. Call df_analyze after scheduling and bundle
4472 generation. Call reorder_var_tracking_notes if generating these
4473 notes. Call df_finish_pass at the end.
4475 2007-06-12 Dirk Mueller <dmueller@suse.de>
4477 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4478 a comparison, not an assignment.
4480 2007-06-12 Olivier Hainque <hainque@adacore.com>
4482 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4483 Request walking the subtrees only, leaving the current is_lhs/val_only
4485 (convert_non_local_reference): Likewise.
4487 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4489 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4491 2007-06-12 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/15353
4494 PR tree-optimization/31657
4495 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4496 * timevar.def: Add TV_TREE_IFCOMBINE.
4497 * tree-pass.h (pass_tree_ifcombine): Declare.
4498 * tree-ssa-ifcombine.c: New file.
4499 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4500 * tree-flow.h (blocks_in_phiopt_order): Declare.
4501 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4502 (tree-ssa-ifcombine.o): New dependencies.
4504 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4506 PR rtl-optimization/32293
4507 * combine.c (simplify_if_then_else): Truncate return from
4508 nonzero_bits() to correct mode.
4510 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4512 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4513 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4515 2007-06-11 Diego Novillo <dnovillo@google.com>
4517 * Makefile.in (reload1.o-warn): Remove.
4519 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4521 * combine.c (subst): Use reg_overlap_mentioned_p
4522 instead of comparing register numbers directly.
4524 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4526 * reload1.c (mark_home_live_1): Use the mode parameter.
4528 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4530 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4531 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4535 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4537 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4539 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4541 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4542 from integer registers.
4543 (FP mode splitters): Handle TFmode.
4545 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4547 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4548 for ref-all pointers that point-to anything.
4550 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4552 * config/arm/arm.c (arm_output_dwarf_dtprel,
4553 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4555 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4557 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4558 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4561 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4563 * gcc/tree.c (signed_or_unsigned_type_for): New.
4564 (unsigned_type_for): Use signed_or_unsigned_type_for.
4565 (signed_type_for): Use signed_or_unsigned_type_for.
4566 * gcc/tree.h (signed_or_unsigned_type_for): New.
4567 (get_signed_or_unsigned_type): Remove.
4568 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4569 lang_hooks.types.signed_type
4570 (size_diffop): Likewise.
4571 (all_ones_mask_p): Likewise.
4572 (build_range_check): Likewise.
4573 (fold_cond_expr_with_comparison): Likewise.
4574 (fold_cond_expr_with_comparison): Likewise.
4575 (unextend): Likewise.
4576 (extract_muldiv_1): Likewise.
4577 (fold_single_bit_test_into_sign_test): Likewise.
4578 (fold_binary): Likewise.
4579 (fold_ternary): Likewise.
4580 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4581 instead of get_signed_or_unsigned_type.
4582 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4583 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4584 * gcc/expr.c (signed_or_unsigned_type_for): Use
4585 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4586 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4587 (lhd_signed_or_unsigned_type): Remove.
4588 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4589 signed_or_unsigned_type.
4590 (lhd_signed_or_unsigned_type): Remove.
4591 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4592 lang_hooks.types.signed_type.
4593 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4594 c_common_signed_type instead of lang_hooks.types.signed_type.
4595 (c_common_unsigned_type): New.
4596 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4597 (shorten_compare): Use c_common_unsigned_type instead of
4598 c_common_signed_or_unsigned_type.
4599 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4601 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4602 lang_hooks.types.signed_type.
4603 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4604 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4605 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4606 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4607 instead of unsigned_type_for.
4608 * gcc/c-decl.c (groakdeclarator): Likewise.
4609 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4610 * gcc/c-common.h (c_common_unsigned_type): New.
4612 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4615 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4616 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4618 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4621 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4622 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4624 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4625 Sebastian Pop <sebpop@gmail.com>
4627 * lambda-code.c (remove_iv): New.
4628 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4630 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4632 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4633 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4634 * tree-ssa-loop-prefetch.c: Include optabs.h.
4635 (FENCE_FOLLOWING_MOVNT): New macro.
4636 (struct mem_ref): Add independent_p and storent_p fields.
4637 (record_ref): Initalize the new fields.
4638 (gather_memory_references_ref): Return true if the reference
4640 (gather_memory_references): Check whether all memory accesses
4641 in loop were recorded.
4642 (should_issue_prefetch_p): Return false for nontemporal stores.
4643 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4644 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4645 (determine_loop_nest_reuse): Detect independent memory references.
4646 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4647 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4648 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4649 * config/i386/i386.h (x86_mfence): Declare.
4650 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4651 * config/i386/i386.c (x86_mfence): New variable.
4652 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4654 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4655 * optabs.c (init_optabs): Initialize storent_optab.
4656 * optabs.h (enum optab_index): Add OTI_storent.
4657 (storent_optab): Declare.
4658 * genopinit.c (optabs): Add initialization for storent_optab.
4659 * tree.h (MOVE_NONTEMPORAL): New macro.
4660 * expr.c (expand_assignment, store_expr, store_constructor_field,
4661 store_constructor, store_field, expand_expr_real_1): Propagate
4662 nontemporality of the expanded store.
4663 (emit_storent_insn): New function.
4664 * expr.h (expand_assignment, store_expr): Declaration changed.
4665 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4666 to expand_assignment.
4667 * stmt.c (expand_asm_expr): Ditto.
4668 * calls.c (initialize_argument_information): Pass false as
4669 nontemporality to store_expr.
4670 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4673 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4675 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4677 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4679 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4681 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4682 and allow DECL_P here.
4684 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4686 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4687 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4688 track of the size of the expression.
4689 * cfghooks.c (merge_blocks): Remove block from loops structure only
4690 after call of the merge_blocks hook.
4692 2007-06-09 Tom Tromey <tromey@redhat.com>
4694 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4695 (deprecated_state): Removed.
4696 (start_decl): Update.
4697 (enum deprecated_states): Moved earlier.
4698 (groktypename): Update.
4699 (push_parm_decl): Likewise.
4700 (grokfield): Likewise.
4701 (start_function): Likewise.
4703 2007-06-09 Ian Lance Taylor <iant@google.com>
4705 PR tree-optimization/32169
4706 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4707 CONVERT_EXPR, check whether min and max both converted to an
4708 overflow infinity representation.
4710 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4712 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4713 not inserted on the edge.
4715 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4717 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4718 instructions if they are supported.
4719 (__divsi3, __umodsi3, __modsi3): Likewise.
4720 (__ashldi3, __ashrdi3, __lshrdi3): New.
4721 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4723 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4724 Tony Linthicum <tony.linthicum@amd.com>
4726 * doc/invoke.texi: Add fvect-cost-model flag.
4727 * common.opt (fvect-cost-model): New flag.
4728 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4729 cost fields in stmt_vec_info struct for STMT.
4730 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4731 fields in stmt_vec_info struct and access functions for the same.
4732 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4733 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4734 load, store and vector to scalar operation.
4735 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4736 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4737 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4738 (TARG_VEC_STORE_COST): Define cost of vector store.
4739 (vect_estimate_min_profitable_iters): Define new function.
4740 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4741 check to evaluate if loop iterations are less than minimum profitable
4742 iterations determined by cost model or minimum vect loop bound defined
4743 by user, whichever is more conservative.
4744 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4745 run-time check to evaluate if loop iterations are less than minimum
4746 profitable iterations determined by cost model or minimum vect loop
4747 bound defined by user, whichever is more conservative.
4748 (vect_estimate_min_profitable_iterations): New function to estimate
4749 mimimimum iterartions required for vector version of loop to be
4750 profitable over scalar version.
4751 (vect_model_reduction_cost): New function.
4752 (vect_model_induction_cost): New function.
4753 (vect_model_simple_cost): New function.
4754 (vect_cost_strided_group_size): New function.
4755 (vect_model_store_cost): New function.
4756 (vect_model_load_cost): New function.
4757 (vectorizable_reduction): Call vect_model_reduction_cost during
4759 (vectorizable_induction): Call vect_model_induction_cost during
4761 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4762 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4763 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4764 vectorizable_promotion, vectorizable_demotion): Call
4765 vect_model_simple_cost during analysis phase.
4767 2007-06-08 Simon Baldwin <simonb@google.com>
4769 * reg-stack.c (get_true_reg): Readability change. Moved default case
4770 label into direct switch statement scope.
4772 2007-06-08 Simon Baldwin <simonb@google.com>
4774 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4775 in gcc_assert() with '==' comparison.
4777 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4779 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4780 TARGET_ABM handling of x86_popcnt variable.
4782 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4784 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4785 __builtin_copysignq and __builtin_infq built-in functions.
4787 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4789 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4790 SSE4.2 section. Correct built-in function names in SSE4A section.
4792 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4794 PR tree-optimization/32243
4795 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4796 for ncopies after ratio check between nunits_out and nunits_in.
4797 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4799 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4801 PR tree-optimization/32224
4802 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4803 vectorization upon a non GIMPLE_MODIFY_STMT.
4805 2007-06-08 Christian Bruel <christian.bruel@st.com>
4808 * config/sh/sh.md (doloop_end): New pattern and splitter.
4809 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4811 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4814 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4816 (verify_dominators): Do not change dominance tree.
4818 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4820 * config/sh/constraints.md: New file.
4821 * config/sh/sh.c: Include tm-constrs.h.
4822 (reg_class_from_letter): Remove.
4823 (prepare_cbranch_operands): Use satisfies_constraint_*
4824 function instead of macro.
4825 (andcosts, broken_move, sh_secondary_reload): Likewise.
4826 * config/sh/predicates.md (trapping_target_operand): Likewise.
4827 (and_operand, arith_operand, arith_reg_or_0_operand,
4828 cmp_operand, logical_operand, target_operand,
4829 ua_address_operand, ua_offset, xor_operand): Likewise.
4830 * config/sh/sh.md: Include constraints.md.
4831 (*movsicc_t_false): Use satisfies_constraint_* function
4833 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4834 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4835 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4836 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4837 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4838 (REG_CLASS_FROM_CONSTRAINT): Remove.
4839 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4840 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4841 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4842 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4843 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4844 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4845 function instead of macro.
4846 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4847 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4848 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4849 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4850 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4851 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4852 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4853 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4854 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4855 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4856 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4857 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4858 EXTRA_CONSTRAINT_STR): Likewise.
4859 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4861 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4863 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4865 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4868 * c-common.h (flag_cpp0x): Replaced by...
4869 (cxx_dialect): ... this new variable specifying the C++ dialect that
4871 * c-common.c (flag_cpp0x): Removed.
4872 (cxx_dialect): Defined.
4873 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4875 * c-opts.c (c_common_post_options): Likewise.
4876 (set_std_cxx98): Set cxx_dialect to cxx98.
4877 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4879 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4880 Hui-May Chang <hm.chang@apple.com>
4882 * doc/invoke.texi (Darwin Options): Update documentation for
4883 -mmacosx-version-min.
4884 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4885 * config/darwin-driver.c: New file.
4886 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4887 * config/t-darwin (darwin-driver.o): New rule.
4889 * config/darwin-c.c (version_as_macro): Ignore low digit.
4891 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4894 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4895 (CSGNMODE): New mode macro.
4896 (CSGNVMODE): New mode attribute.
4897 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4898 expander using CSGNMODE mode macro. Handle TFmode.
4899 (copysign<mode>3_const): Rename from copysignsf3_const and
4900 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4902 (copysign<mode>3_var): Rename from copysignsf3_var and
4903 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4905 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4906 mode macro. Handle TFmode.
4907 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4908 (iortf3, *iortf3): Ditto.
4909 (xortf3, *xortf3): Ditto.
4910 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4911 TFmode and TImode masks.
4912 (ix86_expand_copysign): Expand TFmode copysign insn.
4913 (IX86_BUILTIN_INFQ): New.
4914 (IX86_BUILTIN_FABSQ): Ditto.
4915 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4916 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4917 [__builtin_fabsq]: Ditto.
4918 [__builtin_copysignq]: Ditto.
4919 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4920 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4921 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4922 ix86_expand_binop_builtin().
4924 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4926 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4928 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4931 * rtl.h (push_to_sequence2): New.
4932 * emit-rtl.c (push_to_sequence2): New.
4933 * function.c (assign_parm_data_all): Add new fields.
4934 (assign_parm_setup_block): Call push_to_sequence2 instead of
4936 (assign_parm_setup_reg): Ditto.
4937 (assign_parm_setup_stack): Ditto.
4938 (assign_parms_unsplit_complex): Ditto.
4939 (assign_parms): Change field name.
4941 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4943 PR tree-optimization/32220
4944 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4945 phi node is reached before defining statement.
4947 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4950 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4951 after changing the right hand side of the assignment.
4953 2007-06-06 Eric Christopher <echristo@apple.com>
4955 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4956 (x86_64-*-darwin*): Ditto.
4957 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4958 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4960 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4962 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4964 (add_key): Likewise.
4965 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4966 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4968 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4970 (add_cost_one_coalesce): Likewise.
4971 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4972 variable names. Rename orig to orig_name for consistency.
4973 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4975 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4977 (record_equivalences_from_stmt): Likewise.
4978 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4979 the coding conventions.
4980 (memory_ssa_name_same): Likewise.
4981 (dse_optimize_stmt): Likewise.
4982 (dse_record_phis): Likewise.
4983 (dse_finalize_block): Likewise.
4984 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4985 keywords as variable names.
4986 (may_move_till): Cast according to the coding conventions.
4987 (force_move_till_expr): Avoid using C++ keywords as variable names.
4988 (force_move_till): Cast according to the coding conventions.
4989 (memref_hash): Likewise.
4990 (memref_eq): Likewise.
4991 (gather_mem_refs_stmt): Likewise.
4992 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4993 using C++ keywords as variable names.
4994 (idx_find_step): Cast according to the coding conventions.
4995 (idx_record_use): Likewise.
4996 (find_depends): Likewise.
4997 (prepare_decl_rtl): Likewise.
4998 (mbc_entry_hash): Likewise.
4999 (mbc_entry_eq): Likewise.
5000 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5001 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5002 (idx_infer_loop_bounds): Cast according to the coding conventions.
5003 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5004 * tree-ssa-math-opts.c (occ_new ): Likwise.
5005 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5007 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5009 (add_use_op): Likewise.
5010 (add_vop): Likewise.
5011 (add_vuse_op): Likewise.
5012 (add_vdef_op): Likewise.
5013 (get_expr_operands): Likewise.
5014 (push_stmt_changes): Use type safe memory macros.
5015 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5016 keywords as variable names.
5017 (conditional_replacement): Likewise.
5018 (minmax_replacement): Likewise.
5019 (abs_replacement): Likewise.
5020 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5022 (insert_fake_stores): Avoid using C++ keywords as variable names.
5023 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5025 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5026 (heapvar_insert): Use type safe memory macros.
5027 (new_var_info): Cast according to the coding conventions.
5028 (new_constraint): Likewise.
5029 (remove_preds_and_fake_succs): Use type safe memory macros.
5030 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5032 (thread_single_edge): Likewise.
5033 (thread_through_loop_header): Likewise.
5035 2007-06-06 Eric Christopher <echristo@apple.com>
5037 * config/i386/i386.c (override_options): Move handling
5038 of TARGET_SUBTARGET* earlier.
5040 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5042 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5045 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5047 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5048 emited outside of basic block.
5049 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5051 * rtl.h (delete_insn_chain): Declaration changed.
5052 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5054 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5055 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5056 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5057 to delete_insn_chain.
5058 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5059 do not have bb field set.
5060 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5062 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5063 * cfgcleanup.c (try_optimize_cfg): Ditto.
5065 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5067 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5068 (lambda_body_vector_new): Use type safe memory macros.
5069 (lambda_linear_expression_new): Likewise.
5070 (lambda_loopnest_new): Likewise.
5071 (lambda_lattice_new): Likewise.
5072 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5073 conventions. Use type safe memory macros.
5074 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5075 (lambda_body_vector_s): Likewise.
5076 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5077 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5079 2007-06-06 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5082 if we need to schedule cfg_cleanup.
5083 (tree_ssa_forward_propagate_single_use_vars): Do so.
5085 2007-06-06 Ian Lance Taylor <iant@google.com>
5087 * fold-const.c (merge_ranges): If range_successor or
5088 range_predecessor fail, just return 0.
5090 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5092 PR tree-optimization/32216
5093 * tree-vectorizer.c (supportable_widening_operation): Determine
5094 signedness of FIX_TRUNC_EXPR from output operand.
5095 (supportable_narrowing_operation): Ditto.
5096 * tree-vect-generic.c (expand_vector_operations_1): Determine
5097 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5100 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5102 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5103 (struct pta): ...from here. Change flags to unsigned to avoid
5104 excessive casting (as it is used as a bit mask).
5105 (override_options): Add casts according to the coding convenventions.
5106 (x86_64_elf_unique_section): Likewise.
5107 (examine_argument): Avoid using C++ keywords as variable names.
5108 (construct_container): Likewise.
5109 (legitimize_pic_address): Likewise.
5110 (get_dllimport_decl): Cast according to the coding conventions. Use
5111 type safe memory macros.
5112 (legitimize_address): Cast according to the coding conventions.
5113 (emit_i387_cw_initialization): Corrected the type of slot to enum
5115 (ix86_init_machine_status): Use type safe memory macros.
5116 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5117 (bdesc_pcmpistr): Likewise.
5118 (bdesc_crc32): Likewise.
5119 (bdesc_sse_3arg): Likewise.
5120 (bdesc_2arg): Likewise.
5121 (bdesc_1arg): Likewise.
5122 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5123 (ix86_expand_sse_pcmpistr): Likewise.
5124 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5125 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5126 int to match the langhook definition.
5127 (ix86_builtin_conversion): Change the type of code to unsigned init to
5128 match the langhook definition.
5129 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5131 (ix86_preferred_output_reload_class): Likewise.
5132 (ix86_cannot_change_mode_class): Likewise.
5133 (ix86_memory_move_cost): Likewise.
5134 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5135 avoid excessive casting later on.
5136 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5138 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5140 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5141 as flags setting insn.
5142 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5144 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5146 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5147 (UNSPEC_ROUND): New.
5148 ("sse4_1_round<mode>2"): New insn pattern.
5149 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5151 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5152 expander using SSEMODEF mode macro. Expand using
5153 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5154 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5155 expander using SSEMODEF mode macro. Expand using
5156 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5157 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5158 expander using SSEMODEF mode macro. Expand using
5159 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5160 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5161 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5162 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5165 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5166 Sebastian Pop <sebpop@gmail.com>
5168 * lambda.h (build_linear_expr): New.
5169 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5170 Use build_linear_expr, call fold and force_gimple_operand.
5171 (lambda_loopnest_to_gcc_loopnest): Check that there is
5172 something to insert.
5173 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5175 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5177 PR preprocessor/23479
5178 * doc/extend.texi: Document the 0b-prefixed binary integer
5181 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5183 PR tree-optimization/32215
5184 * tree-vectorizer.c (supportable_widening_operation): Return false
5185 for unsupported FIX_TRUNC_EXPR tree code.
5186 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5188 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5190 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5191 register on SPE targets. Change documentation to reflect
5193 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5194 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5195 out of the register allocation pool.
5196 (rs6000_reg_live_or_pic_offset_p): New function.
5197 (rs6000_emit_prologue): Move the actual saving of LR up to free
5198 r0 for holding r11. Split saving of SPE 64-bit registers into
5199 its own case. Ensure that offsets will always be in-range for
5200 'evstdd' by using r11 as a scratch register to point at the start
5201 of the SPE save area. Save r11 if necessary, as it is the static
5203 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5204 into its own case. Ensure that offsets will always be in-range
5205 for 'evldd' by using r11 as a scratch register to point at the
5206 start of the SPE save area. Also adjust r11 when restoring
5207 the stack pointer to compensate for pre-loading r11.
5209 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5211 * cfg.c (init_flow): Use type safe memory macros.
5212 (alloc_block): Likewise.
5213 (unchecked_make_edge): Likewise.
5214 (dump_flow_info): Avoid using C++ keywords as variable names.
5215 (copy_original_table_clear): Cast according to the coding conventions.
5216 (copy_original_table_set): Likewise.
5217 * cfgexpand (label_rtx_for_bb): Likewise.
5218 (expand_gimple_basic_block): Likewise.
5219 * cfghooks.c (dump_bb): Likewise.
5220 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5222 (lv_add_condition_to_bb): Likewise.
5223 * cfglayout (relink_block_chain): Cast according to the coding
5225 (fixup_reorder_chain): Likewise.
5226 (fixup_fallthru_exit_predecessor): Likewise.
5227 * cfgloop.c (glb_enum_p): Likewise.
5228 (get_exit_description): Likewise.
5229 (dump_recorded_exit): Likewise.
5230 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5231 (struct loop): ... from here.
5232 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5234 * cfgrtl.c (rtl_create_basic_block): Likewise.
5235 (rtl_split_block): Likewise.
5236 (rtl_dump_bb): Likewise.
5237 (cfg_layout_split_block): Likewise.
5238 (init_rtl_bb_info): Use typesafe memory macros.
5240 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5241 * graphds.h: Updated all usages of edge to graph_edge.
5242 * graphds.c: Likewise.
5243 * cfgloopanal.c: Likewise.
5245 2007-06-05 Ian Lance Taylor <iant@google.com>
5247 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5248 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5249 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5251 (test_for_singularity): Likewise.
5253 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5255 * config/i386/constraints.md ("Y2"): Replaced by ...
5257 * config/i386/i386.md: Likewise.
5258 * config/i386/mmx.md: Likewise.
5259 * config/i386/sse.md: Likewise.
5261 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5263 * config/i386/constraints.md ("z"): Replaced by ...
5265 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5266 (sse4_1_blendvps): Likewise.
5267 (sse4_1_pblendvb): Likewise.
5268 (sse4_2_pcmpestr): Likewise.
5269 (sse4_2_pcmpestrm): Likewise.
5270 (sse4_2_pcmpestr_cconly): Likewise.
5271 (sse4_2_pcmpistr): Likewise.
5272 (sse4_2_pcmpistrm): Likewise.
5273 (sse4_2_pcmpistr_cconly): Likewise.
5275 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5277 * matrix-reorg.c (transform_access_sites): Fix computation.
5278 (transform_allocation_sites): Same.
5280 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.c (override_options): Use
5283 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5285 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5287 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5288 (nonimm_not_xmm0_operand): Ditto.
5289 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5290 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5291 as operand[2] predicate. Require "z" class XMM register for
5292 operand[3]. Adjust asm template.
5293 ("sse4_1_blendvpd"): Ditto.
5294 ("sse4_1_pblendvb"): Ditto.
5295 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5296 force op2 into xmm0 register for variable blend instructions.
5298 2007-06-04 Tom Tromey <tromey@redhat.com>
5300 * c-tree.h (start_enum): Update.
5301 (build_enumerator): Likewise.
5302 * c-decl.c (enum_next_value): Removed.
5303 (enum_overflow): Likewise.
5304 (start_enum): Add c_enum_contents argument. Don't use globals.
5305 (build_enumerator): Likewise.
5306 * c-tree.h (struct c_enum_contents): New struct.
5308 2007-06-04 Tom Tromey <tromey@redhat.com>
5310 * c-common.c (c_common_get_alias_set): Fix indentation.
5312 2007-06-04 Ian Lance Taylor <iant@google.com>
5314 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5315 to overflow, reduce overflow infinity to regular infinity.
5316 (vrp_var_may_overflow): New static function.
5317 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5319 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5321 * stor-layout.c (layout_type): Remove duplicate code.
5323 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5326 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5327 before build_common_builtin_nodes ().
5329 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5332 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5334 2007-06-04 Jan Hubicka <jh@suse.cz>
5336 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5337 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5338 instead of _stat version.
5340 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5342 PR tree-optimization/32194
5343 * tree-predcom.c (determine_offset): Check that both references have
5346 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5348 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5349 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5350 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5351 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5352 Add argument to iterate_fix_dominators call.
5353 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5354 * gcse.c (hoist_code): Change domby to vector.
5355 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5356 Add argument to iterate_fix_dominators call.
5357 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5358 recompute_dominator.
5359 * lambda-code.c (perfect_nestify): Ditto.
5360 * cfgloopanal.c: Include graphds.h.
5361 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5362 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5363 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5365 * graphds.c: New file.
5366 * graphds.h: New file.
5367 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5368 (get_dominated_by, get_dominated_by_region): Change return type to
5370 (verify_dominators): Recompute all dominators and compare the results.
5371 (recount_dominator): Renamed to ...
5372 (recompute_dominator): ... this. Do not check that the block is
5374 (iterate_fix_dominators): Reimplemented.
5375 (prune_bbs_to_update_dominators, root_of_dom_tree,
5376 determine_dominators_for_sons): New functions.
5377 * et-forest.c (et_root): New function.
5378 * et-forest.h (et_root): Declare.
5379 * Makefile.in (graphds.o): Add.
5380 (cfgloopanal.o): Add graphds.h dependency.
5381 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5382 * basic-block.h (get_dominated_by, get_dominated_by_region,
5383 iterate_fix_dominators): Declaration changed.
5384 (recount_dominator): Renamed to ...
5385 (recompute_dominator): ... this.
5386 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5387 (thread_through_all_blocks): Do not free dominance info.
5389 2007-06-03 Andreas Schwab <schwab@suse.de>
5391 * config/m68k/m68k.c (override_options): Don't override
5393 * config/m68k/m68k-modes.def (SF, DF): Define to use
5394 motorola_single_format and motorola_double_format, resp.
5395 * real.c (motorola_single_format): Renamed from
5396 coldfire_single_format.
5397 (motorola_double_format): Renamed from coldfire_double_format.
5398 (encode_ieee_extended): Generate a proper canonical NaN image
5399 respecting canonical_nan_lsbs_set.
5400 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5402 * real.h: Adjust declarations.
5404 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5407 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5408 the symbol is generated with the stack protector.
5410 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5412 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5413 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5415 * doc/extend.texi (interrupt): Mention m68k.
5417 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5420 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5421 (ix86_expand_sse_pcmpestr): Do not check operands for
5422 "register_operand", when insn operand predicate is "register_operand".
5423 (ix86_expand_sse_pcmpistr): Ditto.
5425 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5426 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5429 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5430 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5431 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5432 * config/i386/constraints.md ("z"): New register constraint
5433 for members of SSE_FIRST_REG class.
5434 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5435 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5436 SSE_FIRST_REG class.
5437 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5438 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5439 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5440 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5441 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5442 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5443 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5444 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5445 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5446 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5447 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5448 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5449 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5450 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5451 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5452 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5453 (struct builtin_description): Change "flag" field to unsigned.
5454 (bdesc_pcmpestr): New builtin description table.
5455 (bdesc_pcmpistr): Likewise.
5456 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5457 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5458 Initialize pcmp[ei]str[im] insns for SSE4.2.
5459 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5460 (ix86_expand_sse_pcmpistr): Likewise.
5461 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5462 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5463 (UNSPEC_PCMPISTR): Likewise.
5464 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5465 (sse4_2_pcmpestri):New isns pattern.
5466 (sse4_2_pcmpestrm): Likewise.
5467 (sse4_2_pcmpestr_cconly): Likewise.
5468 (sse4_2_pcmpistr): New insn patern and splitter.
5469 (sse4_2_pcmpistri):New isns pattern.
5470 (sse4_2_pcmpistrm): Likewise.
5471 (sse4_2_pcmpistr_cconly): Likewise.
5472 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5475 2007-06-01 David Daney <ddaney@avtrex.com>
5477 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5478 LOADGP_ABSOLUTE and not binds_local_p.
5480 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5482 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5484 2007-06-01 Ian Lance Taylor <iant@google.com>
5486 * tree-vrp.c (compare_name_with_value): Always set
5487 used_strict_overflow if we get a result from the variable itself.
5489 2007-06-01 Ian Lance Taylor <iant@google.com>
5491 PR rtl-optimization/31455
5492 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5493 subregs which have a cast between modes which are not tieable.
5495 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5497 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5498 breaks after return statements.
5500 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5502 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5503 only after no_new_pseudos.
5505 2007-05-31 Eric Christopher <echristo@apple.com>
5507 * expr.c (convert_move): Assert that we don't have a BLKmode
5509 (store_expr): Handle BLKmode moves by calling emit_block_move.
5511 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5513 * c-typeck.c (build_indirect_ref): Include type in error message.
5514 (build_binary_op): Pass types to binary_op_error.
5515 * c-common.c (binary_op_error): Take two type arguments, print out
5517 * c-common.h (binary_op_error): Update prototype.
5519 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5521 * config/i386/i386.c: Correct coments on -mno-sse4.
5523 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5525 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5526 (x86_64-*-*): Likewise.
5527 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5528 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5529 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5530 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5531 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5532 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5533 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5534 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5535 (OPTION_MASK_ISA_SSE4): Likewise.
5536 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5537 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5538 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5539 (override_options): Support SSE4.2.
5540 (ix86_build_const_vector): Support SImode and DImode.
5541 (ix86_build_signbit_mask): Likewise.
5542 (ix86_expand_int_vcond): Support V2DImode.
5543 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5544 (IX86_BUILTIN_CRC32HI): Likewise.
5545 (IX86_BUILTIN_CRC32SI): Likewise.
5546 (IX86_BUILTIN_CRC32DI): Likewise.
5547 (IX86_BUILTIN_PCMPGTQ): Likewise.
5548 (bdesc_crc32): Likewise.
5549 (bdesc_sse_3arg): Likewise.
5550 (ix86_expand_crc32): Likewise.
5551 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5552 (ix86_expand_builtin): Likewise.
5553 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5554 __SSE4_2__ for -msse4.2.
5555 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5556 (CRC32MODE): Likewise.
5557 (crc32modesuffix): Likewise.
5558 (crc32modeconstraint): Likewise.
5559 (sse4_2_crc32<mode>): Likewise.
5560 (sse4_2_crc32di): Likewise.
5561 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5563 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5564 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5565 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5566 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5567 (vcondu<mode>): Likewise.
5568 * doc/extend.texi: Document SSE4.2 built-in functions.
5569 * doc/invoke.texi: Document -msse4.2/-msse4.
5571 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5573 PR tree-optimization/32160
5574 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5575 variable as gimple reg.
5576 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5578 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5580 * gcc.c (main): Don't consider linker options when issuing the
5581 warning about a linker input file not being used.
5583 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5585 * tree-vrp.c (compare_names): Initialize sop.
5587 2007-05-30 Dirk Mueller <dmueller@suse.de>
5589 * cgraphunit.c (cgraph_analyze_function): Remove
5590 computation of inline parameters.
5592 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5596 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5598 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5599 Add vx-common.h. Include vxworks.h between vx-common.h and
5601 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5603 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5604 (TARGET_ASM_DESTRUCTOR): Likewise.
5605 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5606 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5607 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5608 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5609 (VXWORKS_ENDIAN_SPEC): Define.
5610 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5611 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5612 VXWORKS_* equivalents.
5613 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5614 (ASM_FILE_START): Delete.
5615 (TARGET_VERSION): Reformat.
5616 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5617 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5618 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5619 (FPBIT, DPBIT): Define.
5620 (fp-bit.c, dp-bit.c): New rules.
5621 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5622 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5623 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5624 * config/arm/arm.h: Include vxworks-dummy.h.
5625 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5626 Mark with ATTRIBUTE_UNUSED.
5627 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5628 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5629 make it incompatible with -msingle-pic-base.
5630 (arm_function_ok_for_sibcall): Return false for calls that might
5631 go through a VxWorks PIC PLT entry.
5632 (require_pic_register): New function, split out from...
5633 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5635 (arm_load_pic_register): Handle the VxWorks RTP initialization
5636 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5637 (arm_emit_call_insn): New function.
5638 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5639 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5640 (pic_offset_arm): New pattern.
5641 (call, call_value): Use arm_emit_call_insn.
5642 (call_internal, call_value_internal): New expanders.
5643 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5644 VxWorks unless __PIC__.
5646 2007-05-30 Eric Christopher <echristo@gmail.com>
5648 * genrecog.c: Include regs.h in generated file.
5649 * genemit.c: Ditto. Fix up formatting.
5650 * config/mn10300/constraints.md: New.
5651 * config/mn10300/mn10300.md: Include.
5652 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5653 Fix up for removed macro.
5654 * config/mn10300/predicates.md (call_address_operand): Ditto.
5655 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5656 (CONST_OK_FOR_I): Ditto.
5657 (CONST_OK_FOR_J): Ditto.
5658 (CONST_OK_FOR_K): Ditto.
5659 (CONST_OK_FOR_L): Ditto.
5660 (CONST_OK_FOR_M): Ditto.
5661 (CONST_OK_FOR_N): Ditto.
5662 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5666 (EXTRA_CONSTRAINT): Ditto.
5668 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5670 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5672 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5673 OPTION_MASK_ISA_64BIT.
5674 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5676 2007-05-30 Richard Guenther <rguenther@suse.de>
5679 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5680 types for comparison.
5681 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5682 with original typed arguments.
5683 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5685 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5687 PR tree-optimization/31769
5688 * except.c (duplicate_eh_regions): Clear prev_try if
5689 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5691 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5693 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5694 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5695 bsi of the location where statements should be inserted.
5696 (sink_code_in_bb): Take bsi from statement_sink_location.
5697 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5698 instead of bsi_start.
5699 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5701 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5702 (bsi_move_before): Document inconsistency with bsi_move_after.
5703 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5705 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5707 * config/i386/i386.h (TARGET_ABM): New define.
5708 (TARGET_POPCNT): Ditto.
5709 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5710 New temporary defines to redefine from OPTION_ISA_* defines.
5711 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5712 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5713 (ix86_isa_flags): New extern int declaration.
5714 (TARGET_SUBTARGET_DEFAULT): New define.
5715 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5716 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5717 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5718 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5719 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5720 * config/i386/darwin.h: Change TARGET_64BIT define to
5723 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5724 using existing "ix86_isa_flags" varible.
5725 (m32, m64): Use existing "ix86_isa_flags" variable.
5726 (mmmx, m3dnow): Ditto.
5727 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5728 (mabm): Define as non-negative option using "x86_abm" variable.
5729 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5731 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5732 Rewrite feature test bitmap.
5733 (ix86_isa_flags): New initialized global int varible.
5734 (ix86_isa_flags_explicit): New static int variable.
5735 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5736 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5737 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5738 target_flags_explicit.
5739 (override_options): Remove "target_enable" and "target_disable" fields
5740 from "struct ptt". Update processor_target_table accordingly. Remove
5741 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5742 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5743 "target_flags" and "ix86_isa_flags_explicit" instead of
5744 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5745 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5746 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5747 to true when either of PTA_POPCNT or PTA_ABM is set in
5748 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5749 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5750 processor_alias_table flags entry. Remove handling of
5751 "target_enable" and "target_disable" fields of processor_target_table.
5752 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5753 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5754 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5755 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5756 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5758 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5760 2007-05-29 David Daney <ddaney@avtrex.com>
5763 * config/mips/mips.c (mips_output_mi_thunk): Emit
5764 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5766 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5767 * config/i386/i386.c (ix86_function_regparm): Added checking of
5768 ix86_force_align_arg_pointer to determine the number of
5769 register parameters.
5771 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5773 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5774 (SET_DR_MISALIGNMENT): New.
5775 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5776 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5777 Use SET_DR_MISALIGNMENT.
5778 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5780 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5781 find_loop_nest): Export.
5782 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5783 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5784 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5785 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5787 (struct mem_ref): Add field reuse_distance.
5788 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5789 Initialize reuse_distance field.
5790 (issue_prefetch_ref): Select temporality of prefetch according to
5792 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5793 self_reuse_distance, determine_loop_nest_reuse): New functions.
5794 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5795 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5796 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5799 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5801 * tree-ssa-alias.c: Add aliasing overview.
5803 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5804 Danny Smith <dannysmith@users.sourceforge.net>
5807 * config/i386/t-crtfm: Compile crtfastmath.o with
5808 -minline-all-stringops.
5809 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5810 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5812 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5814 * doc/md.texi: Document constraints on HP PA-RISC.
5816 * pa/constraints.md: New file.
5817 * pa.md: Include constraints.md.
5818 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5819 (integer_store_memory_operand, ldil_cint_p): New functions.
5820 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5821 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5822 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5823 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5824 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5826 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5829 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5830 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5831 case POSTDECREMENT_EXPR>): Return the error_mark_node
5832 if either the real or imaginary parts would an
5835 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5837 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5838 name when we remove it from a call.
5840 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5842 * targhooks.c (default_narrow_bitfield): Remove.
5843 * targhooks.h: Remove the prototype for
5844 default_narrow_bitfield.
5846 * langhooks-def.h: Remove the prototype for
5847 hook_get_alias_set_0.
5848 * langhooks.c (hook_get_alias_set_0): Remove.
5850 * global.c (EXECUTE_IF_CONFLICT): Remove.
5852 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5855 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5856 return true when truth_value_p is true and the type
5859 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5861 * doc/install.texi (Prerequisites): We no longer require Autoconf
5862 2.13 for the top-level.
5864 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5866 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5867 memory access via x86_expand_vector_move_misalign() only for
5868 TImode values on 32-bit targets.
5870 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5872 * matrix-reorg.c: New file. Implement matrix flattening and
5873 transposing optimization.
5874 * tree-pass.h: Add matrix reorg pass.
5875 * common.opt: Add fipa-mreorg flag.
5876 * Makefile.in: Add matrix-reorg.c.
5877 * passes.c: Add matrix reorg pass.
5878 * varpool.c (add_new_static_var): New function.
5879 * cgraph.h (add_new_static_var): Declare.
5881 2007-05-27 Eric Christopher <echristo@apple.com>
5883 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5884 sp_offset depending on stack size. Save r12 depending
5885 on registers we're saving later.
5886 (rs6000_emit_epilogue): Update sp_offset depending only
5889 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5891 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5892 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5893 * ifcvt.c (if_convert): Ditto.
5894 * tree-ssa-threadupdate.c (thread_block): Ditto.
5895 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5896 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5897 verify_loop_closed_ssa): Check number_of_loops instead of
5899 * predict.c (tree_estimate_probability): Ditto.
5900 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5901 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5902 * modulo-sched.c (sms_schedule): Ditto.
5903 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5904 (scev_finalize): Do not do anything if scev analysis was not
5906 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5907 current_loops == NULL.
5908 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5909 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5911 (loop_optimizer_finalize): Assert that loops were analyzed.
5912 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5913 rtl_doloop): Check number_of_loops instead of current_loops.
5914 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5915 current_loops == NULL.
5916 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5917 gate_tree_vectorize tree_linear_transform, check_data_deps,
5918 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5919 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5920 Check number_of_loops instead of current_loops.
5921 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5922 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5923 free loops if available.
5924 (execute_pre): Do not pass do_fre to fini_pre.
5926 2007-05-27 Tobias Burnus <burnus@net-b.de>
5929 * real.c (mpfr_from_real): Fix sign of -Inf.
5931 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5933 * tree-vect-transform.c (vectorizable_conversion): Initialize
5934 tree_code variables to ERROR_MARK.
5935 (vectorizable_type_demotion): Likewise.
5936 (vectorizable_type_promotion): Likewise.
5938 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.md (movti): Handle push operands via
5944 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5946 * basic-block.h: Remove the prototype for merge_seq_blocks.
5947 * cfgcleanup.c (merge_seq_blocks): Remove.
5949 * tree-flow.h: Remove the prototype for is_aliased_with.
5950 * tree-ssa-alias.c (is_aliased_with): Remove.
5952 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5954 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5956 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5958 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5959 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5960 (vec_unpacks_hi_v16qi): Likewise.
5961 (vec_unpacku_lo_v16qi): Likewise.
5962 (vec_unpacks_lo_v16qi): Likewise.
5963 (vec_unpacku_hi_v8hi): Likewise.
5964 (vec_unpacks_hi_v8hi): Likewise.
5965 (vec_unpacku_lo_v8hi): Likewise.
5966 (vec_unpacks_lo_v8hi): Likewise.
5967 (vec_unpacku_hi_v4si): Likewise.
5968 (vec_unpacks_hi_v4si): Likewise.
5969 (vec_unpacku_lo_v4si): Likewise.
5970 (vec_unpacks_lo_v4si): Likewise.
5972 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5974 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5975 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5976 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5977 follow spelling conventions in various
5978 warning/error/diagnostic messages.
5980 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5981 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5982 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5983 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5984 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5985 * doc/tm.texi: Follow spelling conventions.
5987 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5990 * tree-ssa-forwprop.c
5991 (forward_propagate_addr_into_variable_array_index): Remove
5992 the lhs argument. Use the type of def_rhs instead of lhs.
5993 (forward_propagate_addr_expr_1): Update use of
5994 forward_propagate_addr_into_variable_array_index.
5996 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5997 Nigel Stephens <nigel@mips.com>
5999 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6000 function attributes, "far" being an alias for "long_call".
6001 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6002 (mips_near_type_p, mips_far_type_p): New.
6003 (mips_comp_type_attributes): New function to check that attributes
6004 attached to a function type are compatible.
6005 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6006 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6007 to the target function of the thunk.
6008 (mips_encode_section_info): Check for "near" and "far" function
6009 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6011 * config/mips/predicates.md (const_call_insn_operand): Test only
6012 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6014 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6017 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6018 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6019 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6020 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6022 2007-05-25 Eric Christopher <echristo@apple.com>
6024 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6025 to x86-darwin configurations.
6026 * config/i386/t-darwin: Add softfp support.
6027 * config/i386/t-darwin64: Ditto.
6028 * config/i386/sfp-machine.h: If mach then don't use
6029 aliasing, emit a stub to call.
6031 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6033 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6034 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6035 tree-predcom.c, tree-ssa-alias-warnings.c,
6036 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6037 comment typos. Follow spelling conventions.
6038 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6040 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6043 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6044 constants into memory. Expand unaligned memory references for
6045 SSE modes via x86_expand_vector_move_misalign() function.
6047 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6049 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6050 "memory" attribute for "sseishft" type insn without operands[2].
6052 2007-05-25 Dirk Mueller <dmueller@suse.de>
6053 Marcus Meissner <meissner@suse.de>
6055 * doc/extend.texi (alloc_size): New attribute.
6056 * c-common.c (handle_alloc_size_attribute): New.
6057 * tree-object-size.c (alloc_object_size): Use alloc_size
6058 attribute, if available.
6060 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6062 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6064 (__builtin_ia32_vec_ext_v2di): Likewise.
6065 (__builtin_ia32_vec_ext_v4si): Likewise.
6066 (__builtin_ia32_vec_ext_v8hi): Likewise.
6067 (__builtin_ia32_vec_ext_v16qi): Likewise.
6068 (__builtin_ia32_vec_set_v8hi): Likewise.
6070 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6072 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6074 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6076 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6077 (arm_is_longcall_p): Rename to...
6078 (arm_is_long_call_p): ...this. Take a single tree argument and
6080 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6081 (CUMULATIVE_ARGS): Remove call_cookie.
6082 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6083 (ENCODED_LONG_CALL_ATTR_P): Delete.
6084 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6085 LONG_CALL_FLAG_CHAR cases.
6086 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6087 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6088 ARM_DECLARE_FUNCTION_SIZE.
6089 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6090 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6091 (arm_encode_call_attribute, current_file_function_operand): Delete.
6092 (arm_function_in_section_p): New function.
6093 (arm_is_longcall_p): Rename to...
6094 (arm_is_long_call_p): ...this. Take the target function as a single
6095 argument and return a bool. Do not rely on call cookies. Check
6096 whether the target symbol is in the same section as the current
6097 function, not just the same compilation unit.
6098 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6099 (arm_encode_section_info): Don't encode a call type.
6100 * config/arm/arm.md (call, call_value): Update calls to
6101 arm_is_long(_)call_p. Simplify logic.
6102 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6103 Update calls to arm_is_long(_)call_p.
6105 2007-05-25 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/31982
6108 * tree-ssa-forwprop.c
6109 (forward_propagate_addr_into_variable_array_index): Handle arrays
6110 with element size one.
6112 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6114 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6115 (umulsi3_highpart): Likewise.
6117 2007-05-24 Ian Lance Taylor <iant@google.com>
6119 PR rtl-optimization/32069
6120 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6123 2007-05-24 Ollie Wild <aaw@google.com>
6125 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6128 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6130 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6131 (oprs_unchanged_p): Use it to check all registers in a REG.
6132 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6133 (reg_set_between_after_reload_p): Delete.
6134 (reg_used_between_after_reload_p): Likewise.
6135 (reg_set_or_used_since_bb_start): Likewise.
6136 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6137 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6138 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6139 * rtlanal.c (reg_set_p): Check whether REG overlaps
6140 regs_invalidated_by_call, rather than just checking the
6141 membership of REGNO (REG).
6143 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6145 * doc/passes.texi: Document predictive commoning.
6146 * doc/invoke.texi (-fpredictive-commoning): Document.
6147 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6148 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6149 adding indices to the generated name.
6150 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6151 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6152 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6153 (op_symbol_code): ... and exported.
6154 (dump_omp_clause, op_symbol): Use op_symbol_code
6155 instead of op_symbol_1.
6156 * tree-pass.h (pass_predcom): Declare.
6157 * timevar.def (TV_PREDCOM): New timevar.
6158 * tree-ssa-loop.c (run_tree_predictive_commoning,
6159 gate_tree_predictive_commoning, pass_predcom): New.
6160 * tree-data-ref.c (find_data_references_in_loop): Find the
6161 references in dominance order.
6162 (canonicalize_base_object_address): Ensure that the result has
6164 (dr_analyze_innermost): Export.
6165 (create_data_ref): Code to fail for references with invariant
6167 (find_data_references_in_stmt): ... here.
6168 * tree-data-ref.h (dr_analyze_innermost): Declare.
6169 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6170 (aff_combination_find_elt, name_expansion_hash,
6171 name_expansion_eq, tree_to_aff_combination_expand,
6172 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6174 * tree-affine.h (aff_combination_constant_multiple_p,
6175 tree_to_aff_combination_expand): Declare.
6176 * tree-predcom.c: New file.
6177 * common.opt (fpredictive-commoning): New option.
6178 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6179 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6180 * Makefile.in (tree-predcom.o): Add.
6181 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6182 * passes.c (init_optimization_passes): Add dceloop after
6183 copy propagation in loop optimizer. Add predictive commoning
6184 to loop optimizer passes.
6186 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6188 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6191 2007-05-24 Jan Hubicka <jh@suse.cz>
6193 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6195 (genheader): Include statistics.h.
6197 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6199 * print-rtl.c (flag_dump_unnumbered): Update comments.
6200 (print_rtl): Fix my previous change.
6201 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6204 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6207 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6209 (thread_through_all_blocks): Call initialize_original_copy_tables
6210 and free_original_copy_tables.
6211 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6213 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6214 * cfghooks.c (duplicate_block): Use get_loop_copy.
6215 * cfg.c: Include cfgloop.h.
6216 (loop_copy): New hash table.
6217 (initialize_original_copy_tables): Initialize loop_copy table.
6218 (free_original_copy_tables): Free loop_copy table.
6219 (copy_original_table_clear, copy_original_table_set,
6220 set_loop_copy, get_loop_copy): New functions.
6221 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6222 * cfgloop.h (struct loop): Remove copy field.
6223 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6224 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6226 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6228 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6229 -msse/-msse2/-msse3.
6231 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6233 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6234 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6236 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6239 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6240 * targhooks.h (default_mangle_decl_assembler_name): Declare
6242 * targhooks.c (default_mangle_decl_assembler_name): Define
6244 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6246 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6247 * langhooks.c (lhd_set_decl_assembler_name): Call
6248 targetm.mangle_decl_assembler_name for names with global scope.
6250 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6252 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6253 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6255 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6256 New. Factored out of i386_pe_encode_section_info.
6257 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6258 Move check for prior decoration of stdcall
6259 symbols to i386_pe_encode_section_info.
6260 (i386_pe_encode_section_info): Adjust call to
6261 gen_stdcall_or_fastcall_suffix. Use
6262 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6263 (i386_pe_mangle_decl_assembler_name): New. Wrap
6264 i386_pe_maybe_mangle_decl_assembler_name.
6266 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6268 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6269 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6270 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6271 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6272 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6275 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6276 Nigel Stephens <nigel@mips.com>
6277 Richard Sandiford <richard@codesourcery.com>
6279 Fix up MIPS16 hard float and add support for complex.
6281 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6282 (TARGET_SOFT_FLOAT_ABI): New.
6283 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6284 __mips_soft_float to reflect the ABI in use, not whether the
6285 FPU is directly accessible (e.g., in MIPS16 mode).
6286 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6287 (UNITS_PER_FPVALUE): Likewise.
6289 * config/mips/mips.c (mips_expand_call): Remove redundant
6290 TARGET_MIPS16 check.
6291 (mips_arg_regno): New.
6292 (function_arg_advance): When setting bits in cum->fp_code for
6293 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6295 (function_arg): Use mips_arg_regno.
6296 (mips_return_mode_in_fpr_p): New.
6297 (mips16_call_stub_mode_suffix): New.
6298 (mips16_cfun_returns_in_fpr_p): New.
6299 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6300 (mips_output_function_prologue): Test mips16_hard_float, not
6301 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6302 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6303 return value into a floating-point register.
6304 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6305 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6306 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6307 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6308 word of double arguments from or to the high bits of 64-bit
6309 floating point registers.
6310 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6311 (mips16_fpret_double): New helper function.
6312 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6313 support for complex modes. Fill in DECL_RESULT for stubdecl.
6314 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6316 * config/mips/mips16.S
6317 (RET, ARG1, ARG2): New.
6318 (MERGE_GPRf, MERGE_GPRt): New.
6319 (DELAYt, DELAYf): New.
6320 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6321 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6322 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6323 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6324 (SFOP): Renamed to...
6325 (OPSF3): This, and macro-ified. Updated all uses.
6326 (SFOP2): Renamed to...
6327 (OPSF2): This, and macro-ified. Updated all uses.
6328 (SFCMP): Renamed to...
6329 (CMPSF): This, and macro-ified. Updated all uses.
6330 (SFREVCMP): Renamed to...
6331 (REVCMPSF): This, and macro-ified. Updated all uses.
6332 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6333 (LDDBL1, LDDBL2, RETDBL): Deleted.
6334 (DFOP): Renamed to...
6335 (OPDF3): This, and macro-ified. Updated all uses.
6336 (DFOP2): Renamed to...
6337 (OPDF2): This, and macro-ified. Updated all uses.
6338 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6339 (DFCMP): Renamed to...
6340 (CMPDF): This, and macro-ified. Updated all uses.
6341 (DFREVCMP): Renamed to...
6342 (REVCMPDF): This, and macro-ified. Updated all uses.
6343 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6344 (RET_FUNCTION): New.
6345 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6346 (__mips16_ret_sc, __mips16_ret_dc): New.
6347 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6348 STUB_ARGS_6, STUB_ARGS_10): New.
6349 (CALL_STUB_NO_RET): New.
6350 (__mips16_call_stub_1): Macro-ified.
6351 (__mips16_call_stub_5): Macro-ified.
6352 (__mips16_call_stub_2): Macro-ified.
6353 (__mips16_call_stub_6): Macro-ified.
6354 (__mips16_call_stub_9): Macro-ified.
6355 (__mips16_call_stub_10): Macro-ified.
6356 (CALL_STUB_RET): New.
6357 (__mips16_call_stub_sf_0): Macro-ified.
6358 (__mips16_call_stub_sf_1): Macro-ified.
6359 (__mips16_call_stub_sf_5): Macro-ified.
6360 (__mips16_call_stub_sf_2): Macro-ified.
6361 (__mips16_call_stub_sf_6): Macro-ified.
6362 (__mips16_call_stub_sf_9): Macro-ified.
6363 (__mips16_call_stub_sf_10): Macro-ified.
6364 (__mips16_call_stub_df_0): Macro-ified.
6365 (__mips16_call_stub_df_1): Macro-ified.
6366 (__mips16_call_stub_df_5): Macro-ified.
6367 (__mips16_call_stub_df_2): Macro-ified.
6368 (__mips16_call_stub_df_6): Macro-ified.
6369 (__mips16_call_stub_df_9): Macro-ified.
6370 (__mips16_call_stub_df_10): Macro-ified.
6371 (__mips16_call_stub_sc_0): New.
6372 (__mips16_call_stub_sc_1): New.
6373 (__mips16_call_stub_sc_5): New.
6374 (__mips16_call_stub_sc_2): New.
6375 (__mips16_call_stub_sc_6): New.
6376 (__mips16_call_stub_sc_9): New.
6377 (__mips16_call_stub_sc_10): New.
6378 (__mips16_call_stub_dc_0): New.
6379 (__mips16_call_stub_dc_1): New.
6380 (__mips16_call_stub_dc_5): New.
6381 (__mips16_call_stub_dc_2): New.
6382 (__mips16_call_stub_dc_6): New.
6383 (__mips16_call_stub_dc_9): New.
6384 (__mips16_call_stub_dc_10): New.
6386 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6387 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6388 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6390 2007-05-23 Ian Lance Taylor <iant@google.com>
6392 * doc/invoke.texi (Invoking GCC): Document that the order of the
6395 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6398 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6399 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6400 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6404 * config/score/score.c (score_print_operand): Make sure that only
6405 lower bits are used.
6407 2007-05-22 Ian Lance Taylor <iant@google.com>
6409 * tree-vrp.c (avoid_overflow_infinity): New static function,
6410 broken out of set_value_range_to_value.
6411 (set_value_range_to_value): Call avoid_overflow_infinity.
6412 (extract_range_from_assert): Likewise.
6414 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6417 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6418 change the type before looking for a COMPOUND_EXPR.
6420 2007-05-22 Ian Lance Taylor <iant@google.com>
6422 * lower-subreg.c (decompose_multiword_subregs): If we change an
6423 insn, call remove_retval_note on it.
6425 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6427 * regs.h (end_hard_regno): New function.
6428 (END_HARD_REGNO, END_REGNO): New macros.
6429 (add_to_hard_reg_set): New function.
6430 (remove_from_hard_reg_set): Likewise.
6431 (in_hard_reg_set_p): Likewise.
6432 (overlaps_hard_reg_set_p): Likewise.
6433 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6434 (note_btr_set): Use END_HARD_REGNO.
6435 * caller-save.c (setup_save_areas): Use end_hard_regno.
6436 (mark_set_regs): Use END_HARD_REGNO.
6437 (add_stored_regs): Use end_hard_regno.
6438 (mark_referenced_regs): Use add_to_hard_reg_set.
6439 * combine.c (update_table_tick): Use END_REGNO.
6440 (record_value_for_reg): Likewise.
6441 (record_dead_and_set_regs): Likewise.
6442 (get_last_value_validate): Likewise.
6443 (use_crosses_set_p): Likewise.
6444 (reg_dead_at_p_1): Likewise.
6445 (reg_dead_at_p): Likewise.
6446 (mark_used_regs_combine): Use add_to_hard_reg_set.
6447 (move_deaths): Use END_HARD_REGNO.
6448 (reg_bitfield_target_p): Use end_hard_regno.
6449 (distribute_notes): Use END_HARD_REGNO.
6450 * cse.c (mention_regs): Use END_REGNO.
6451 (insert): Use add_to_hard_reg_set.
6452 (invalidate): Use END_HARD_REGNO.
6453 (invalidate_for_call): Likewise.
6454 (exp_equiv_p): Use END_REGNO.
6455 (cse_insn): Likewise.
6456 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6457 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6458 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6459 * function.c (keep_stack_depressed): Use end_hard_regno.
6460 * global.c (global_alloc): Use end_hard_regno.
6461 (global_conflicts): Use add_to_hard_reg_set instead of
6463 (find_reg): Likewise.
6464 (mark_reg_store): Likewise.
6465 (mark_reg_conflicts): Likewise.
6466 (mark_reg_death): Use remove_from_hard_reg_set.
6467 (mark_reg_live_nc): Delete.
6468 (set_preference): Use end_hard_regno.
6469 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6470 remove_from_hard_reg_set.
6471 (post_mark_life): Use add_to_hard_reg_set.
6472 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6473 (reg_becomes_live): Use add_to_hard_reg_set.
6474 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6475 (peep2_find_free_register): Use add_to_hard_reg_set.
6476 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6477 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6478 * regrename.c (note_sets): Use add_to_hard_reg_set.
6479 (clear_dead_regs): Use remove_from_hard_reg_set.
6480 (regrename_optimize): Use add_to_hard_reg_set.
6481 (find_oldest_value_reg): Use in_hard_reg_set_p.
6482 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6483 (hard_reg_set_here_p): Use end_hard_regno.
6484 (decompose): Likewise.
6485 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6486 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6487 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6488 (mark_home_live): Use end_hard_regno.
6489 (spill_hard_reg): Likewise.
6490 (clear_reload_reg_in_use): Likewise.
6491 * reorg.c (delete_prior_computation): Use END_REGNO.
6492 * resource.c (update_live_status): Use END_HARD_REGNO.
6493 (mark_referenced_resources): Use add_to_hard_reg_set.
6494 (mark_set_resources): Likewise.
6495 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6496 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6497 (reg_overlap_mentioned_p): Likewise.
6498 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6499 (covers_regno_no_parallel_p): Use END_REGNO.
6500 (find_regno_note): Likewise.
6501 (find_reg_fusage): Use END_HARD_REGNO.
6502 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6503 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6505 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6507 * mode-switching.c (reg_dies): Change type of second argument to
6509 (optimize_mode_switching): Update accordingly.
6511 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6513 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6515 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6516 (hard_reg_set_empty_p): ...these new functions.
6517 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6518 GO_IF_HARD_REG_SUBSET.
6519 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6520 instead of GO_IF_HARD_REG_EQUAL.
6521 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6522 instead of GO_IF_HARD_REG_EQUAL.
6523 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6524 GO_IF_HARD_REG_SUBSET.
6525 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6526 GO_IF_HARD_REG_EQUAL.
6527 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6528 of GO_IF_HARD_REG_SUBSET.
6529 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6530 instead of GO_IF_HARD_REG_EQUAL.
6531 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6532 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6533 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6534 of GO_IF_HARD_REG_SUBSET,
6535 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6536 GO_IF_HARD_REG_SUBSET.
6537 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6538 instead of GO_IF_HARD_REG_EQUAL.
6539 * config/sh/sh.c (push_regs, calc_live_regs): Use
6540 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6541 (hard_regs_intersect_p): Delete.
6543 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6545 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6547 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6548 Richard Henderson <rth@redhat.com>
6550 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6552 (x86_64-*-*): Likewise.
6554 * i386/i386-modes.def (V2QI): New.
6556 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6558 (override_options): Support SSE4.1.
6559 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6560 (IX86_BUILTIN_BLENDPS): Likewise.
6561 (IX86_BUILTIN_BLENDVPD): Likewise.
6562 (IX86_BUILTIN_BLENDVPS): Likewise.
6563 (IX86_BUILTIN_PBLENDVB128): Likewise.
6564 (IX86_BUILTIN_PBLENDW128): Likewise.
6565 (IX86_BUILTIN_DPPD): Likewise.
6566 (IX86_BUILTIN_DPPS): Likewise.
6567 (IX86_BUILTIN_INSERTPS128): Likewise.
6568 (IX86_BUILTIN_MOVNTDQA): Likewise.
6569 (IX86_BUILTIN_MPSADBW128): Likewise.
6570 (IX86_BUILTIN_PACKUSDW128): Likewise.
6571 (IX86_BUILTIN_PCMPEQQ): Likewise.
6572 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6573 (IX86_BUILTIN_PMAXSB128): Likewise.
6574 (IX86_BUILTIN_PMAXSD128): Likewise.
6575 (IX86_BUILTIN_PMAXUD128): Likewise.
6576 (IX86_BUILTIN_PMAXUW128): Likewise.
6577 (IX86_BUILTIN_PMINSB128): Likewise.
6578 (IX86_BUILTIN_PMINSD128): Likewise.
6579 (IX86_BUILTIN_PMINUD128): Likewise.
6580 (IX86_BUILTIN_PMINUW128): Likewise.
6581 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6582 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6583 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6584 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6585 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6586 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6587 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6588 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6589 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6590 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6591 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6592 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6593 (IX86_BUILTIN_PMULDQ128): Likewise.
6594 (IX86_BUILTIN_PMULLD128): Likewise.
6595 (IX86_BUILTIN_ROUNDPD): Likewise.
6596 (IX86_BUILTIN_ROUNDPS): Likewise.
6597 (IX86_BUILTIN_ROUNDSD): Likewise.
6598 (IX86_BUILTIN_ROUNDSS): Likewise.
6599 (IX86_BUILTIN_PTESTZ): Likewise.
6600 (IX86_BUILTIN_PTESTC): Likewise.
6601 (IX86_BUILTIN_PTESTNZC): Likewise.
6602 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6603 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6604 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6605 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6606 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6608 (bdesc_sse_3arg): Likewise.
6609 (bdesc_2arg): Likewise.
6610 (bdesc_1arg): Likewise.
6611 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6613 (ix86_expand_sse_4_operands_builtin): New.
6614 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6615 smaller than 8 bits as the 2nd arg.
6616 (ix86_expand_sse_ptest): New.
6617 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6618 (ix86_expand_vector_set): Support SSE4.1.
6619 (ix86_expand_vector_extract): Likewise.
6621 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6622 __SSE4_1__ for -msse4.1.
6624 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6625 (UNSPEC_INSERTPS): Likewise.
6626 (UNSPEC_DP): Likewise.
6627 (UNSPEC_MOVNTDQA): Likewise.
6628 (UNSPEC_MPSADBW): Likewise.
6629 (UNSPEC_PHMINPOSUW): Likewise.
6630 (UNSPEC_PTEST): Likewise.
6631 (UNSPEC_ROUNDP): Likewise.
6632 (UNSPEC_ROUNDS): Likewise.
6634 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6636 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6637 (const_pow2_1_to_32768_operand): Likewise.
6639 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6642 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6644 (sse4_1_insertps): Likewise.
6645 (*sse4_1_extractps): Likewise.
6646 (sse4_1_ptest): Likewise.
6647 (sse4_1_mulv2siv2di3): Likewise.
6648 (*sse4_1_mulv4si3): Likewise.
6649 (*sse4_1_smax<mode>3): Likewise.
6650 (*sse4_1_umax<mode>3): Likewise.
6651 (*sse4_1_smin<mode>3): Likewise.
6652 (*sse4_1_umin<mode>3): Likewise.
6653 (sse4_1_eqv2di3): Likewise.
6654 (*sse4_1_pinsrb): Likewise.
6655 (*sse4_1_pinsrd): Likewise.
6656 (*sse4_1_pinsrq): Likewise.
6657 (*sse4_1_pextrb): Likewise.
6658 (*sse4_1_pextrb_memory): Likewise.
6659 (*sse4_1_pextrw_memory): Likewise.
6660 (*sse4_1_pextrq): Likewise.
6661 (sse4_1_blendpd): Likewise.
6662 (sse4_1_blendps): Likewise.
6663 (sse4_1_blendvpd): Likewise.
6664 (sse4_1_blendvps): Likewise.
6665 (sse4_1_dppd): Likewise.
6666 (sse4_1_dpps): Likewise.
6667 (sse4_1_movntdqa): Likewise.
6668 (sse4_1_mpsadbw): Likewise.
6669 (sse4_1_packusdw): Likewise.
6670 (sse4_1_pblendvb): Likewise.
6671 (sse4_1_pblendw): Likewise.
6672 (sse4_1_phminposuw): Likewise.
6673 (sse4_1_extendv8qiv8hi2): Likewise.
6674 (*sse4_1_extendv8qiv8hi2): Likewise.
6675 (sse4_1_extendv4qiv4si2): Likewise.
6676 (*sse4_1_extendv4qiv4si2): Likewise.
6677 (sse4_1_extendv2qiv2di2): Likewise.
6678 (*sse4_1_extendv2qiv2di2): Likewise.
6679 (sse4_1_extendv4hiv4si2): Likewise.
6680 (*sse4_1_extendv4hiv4si2): Likewise.
6681 (sse4_1_extendv2hiv2di2): Likewise.
6682 (*sse4_1_extendv2hiv2di2): Likewise.
6683 (sse4_1_extendv2siv2di2): Likewise.
6684 (*sse4_1_extendv2siv2di2): Likewise.
6685 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6686 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6687 (sse4_1_zero_extendv4qiv4si2): Likewise.
6688 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6689 (sse4_1_zero_extendv2qiv2di2): Likewise.
6690 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6691 (sse4_1_zero_extendv4hiv4si2): Likewise.
6692 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6693 (sse4_1_zero_extendv2hiv2di2): Likewise.
6694 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6695 (sse4_1_zero_extendv2siv2di2): Likewise.
6696 (*sse4_1_zero_extendv2siv2di2): Likewise.
6697 (sse4_1_roundpd): Likewise.
6698 (sse4_1_roundps): Likewise.
6699 (sse4_1_roundsd): Likewise.
6700 (sse4_1_roundss): Likewise.
6701 (mulv4si3): Don't expand for SSE4.1.
6702 (smax<mode>3): Likewise.
6703 (umaxv4si3): Likewise.
6704 (uminv16qi3): Likewise.
6705 (umin<mode>3): Likewise.
6706 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6708 * doc/extend.texi: Document SSE4.1 built-in functions.
6710 * doc/invoke.texi: Document -msse4.1.
6712 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6714 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6715 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6716 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6717 (ASM_SPEC): Add asm_pcrel_spec.
6718 (EXTRA_SPECS): Add asm_pcrel_spec.
6720 2007-05-21 David Daney <ddaney@avtrex.com>
6722 * doc/install.texi (Building a cross compiler): Add requirements
6723 for Java cross compiler.
6725 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6728 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6729 Add loopno argument. Use evolution_function_is_invariant_rec_p
6730 instead of evolution_function_is_constant_p.
6731 Update calls to evolution_function_is_affine_multivariate_p.
6732 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6733 Add loopno argument.
6734 * tree-scalar-evolution.c (gather_chrec_stats): Call
6735 evolution_function_is_affine_multivariate_p with a loop
6737 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6738 (analyze_overlapping_iterations): Likewise.
6739 (access_functions_are_affine_or_constant_p): Likewise.
6740 (build_classic_dist_vector_1): If the access functions
6741 are equal, don't do anything.
6743 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6744 Paolo Carlini <pcarlini@suse.de>
6745 Uros Bizjak <ubizjak@gmail.com>
6747 * c-cppbuiltin.c (c_cpp_builtins): Define
6748 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6749 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6750 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6751 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6753 2007-05-21 Mike Stump <mrs@apple.com>
6755 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6757 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6759 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6762 implementation if __OPTIMIZE__ is not defined.
6763 (_mm_alignr_pi8): Ditto.
6764 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6765 (_mm_inserti_si64): Ditto.
6766 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6767 (_mm_slli_epi16): Ditto.
6768 (_mm_slli_epi32): Ditto.
6769 (_mm_slli_epi64): Ditto.
6770 (_mm_srai_epi16): Ditto.
6771 (_mm_srai_epi32): Ditto.
6772 (_mm_srli_si128): Ditto.
6773 (_mm_slli_si128): Ditto.
6774 (_mm_srli_epi16): Ditto.
6775 (_mm_srli_epi32): Ditto.
6776 (_mm_srli_epi64): Ditto.
6777 (_mm_extract_epi16): Ditto.
6778 (_mm_insert_epi16): Ditto.
6779 (_mm_shufflehi_epi16): Ditto.
6780 (_mm_shufflelo_epi16): Ditto.
6781 (_mm_shuffle_epi32): Ditto.
6782 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6784 (_mm_insert_pi16): Ditto.
6786 (_mm_shuffle_pi16): Ditto.
6788 (_mm_shufle_ps): Ditto.
6789 (_mm_prefetch): Ditto.
6791 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6793 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6794 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6795 * real.c (encode_i370_single, decode_i370_single,
6796 encode_i370_double, decode_i370_double): Functions removed.
6797 (i370_single_format, i370_double_format): Initializations removed.
6798 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6799 Consider the log2_b field to always be one.
6800 (ieee_single_format, mips_single_format, coldfire_single_format,
6801 ieee_double_format, mips_double_format, coldfire_double_format,
6802 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6803 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6804 ibm_extended_format, mips_extended_format, ieee_quad_format,
6805 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6806 decimal_single_format, decimal_double_format, decimal_quad_format,
6807 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6808 initialization of log2_b.
6809 * real.h (i370_single_format, i370_double_format): Declarations
6811 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6812 field to always be one.
6814 2007-05-21 Andreas Schwab <schwab@suse.de>
6816 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6817 NOTE_INSN_BASIC_BLOCK_P.
6818 (process_for_unwind_directive): Likewise.
6820 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6822 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6823 * function.h (struct function): Move va_list_gpr_size,
6824 va_list_fpr_size, function_frequency to front of bitfields. Add
6826 (current_function_calls_unwind_init): New.
6827 * except.c (expand_builtin_unwind_init): Set
6828 current_function_calls_unwind_init not
6829 current_function_has_nonlocal_label.
6830 * reload1.c (has_nonexceptional_receiver): New.
6831 (reload): Use it and current_function_calls_unwind_init to
6832 determine whether call-saved regs must be saved.
6834 2007-05-20 Jan Hubicka <jh@suse.cz>
6836 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6837 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6838 * ddg.c (create_ddg): LIkewise.
6839 * final.c (final): Remove hunk moving line number notes around since
6840 they are no longer present at this stage.
6841 (final_scan_insn): Use NOTE_KIND instead of
6842 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6843 (output_asm_label): Likewise.
6844 * reorg.c (dbr_schedule): Likewise.
6845 * haifa-sched.c (unlink_other_notes): Likewise.
6846 * mode-switching.c (optimize_mode_switching): Likewise.
6847 * graph.c (start_bb): Likewise.
6848 * rtl.def (NOTE): Update description.
6849 * jump.c (squeeze_notes): Delete.
6850 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6851 NOTE_INSN_BASIC_BLOCK_P when possible.
6852 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6853 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6854 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6855 (dwarf2out_var_location): Likewise.
6856 * cfgbuild.c (make_edges): Likewise.
6857 (find_basic_blocks_1): Likewise.
6858 * function.c (reorder_blocks_1): Likewise.
6859 (epilogue_done): Likewise.
6860 (reposition_prologue_and_epilogue_notes): Likewise.
6861 * print-rtl.c (print_rtx): Likewise; drop code for printing
6863 (print_rtl): Likewise.
6864 (print_rtl_single): Likewise.
6865 * gcse.c (insert_insn_start_bb): Likewise.
6866 * alias.c (init_alias_analysis): Likewise.
6867 * calls.c (fixup_tail_calls): Likewise.
6868 * except.c (sjlj_emit_function_enter): Likewise.
6869 * emit-rtl.c (add_insn_after): Likeiwse.
6870 (emit_label_before): Likewise.
6871 (emit_label_after): Likewise.
6872 (emit_note_before, emit_note_after, emit_note): Update
6873 parameter to be enum insn_note; do not deal with source
6875 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6876 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6878 (merge_blocks_move_successor_nojumps): Simplify now when
6879 we don't have BLOCK notes.
6880 (try_optimize_cfg): Likewise.
6881 * cfglayout.c (skip_insns_after_block): Likewise.
6882 (record_effective_endpoints): Likewise.
6883 (duplicate_insn_chain): Likewise.
6884 * varasm.c (output_constant_pool_1): Likewise.
6885 * sched-deps.c (sched_analyze): Likewise.
6886 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6888 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6889 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6890 (SET_INSN_DELETED): Simplify.
6891 (NOTE_LINE_NUMBER): Exterminate.
6892 (NOTE_LINE_KIND): New.
6893 (NOTE_INSN_BASIC_BLOCK_P): Update.
6894 (enum insn_note): Simplify.
6895 (GET_NOTE_INSN_NAME) Simplify.
6896 (emit_note_before, emit_note_after, emit_note): Update prototype.
6897 (squeeze_notes): Remove.
6898 * sched-int.h (NOTE_NOT_BB_P): Update.
6899 * resource.c (mark_target_live_regs): Update.
6900 * sched-rgn.c (debug_dependencies): Update.
6901 * sched-vis.c (print_insn): Update.
6902 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6903 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6904 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6905 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6906 (split_branches): Update.
6907 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6909 (sh_adjust_unroll_max): Exterminate.
6910 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6911 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6912 (m68hc11_reorg): Likewise.
6913 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6914 (emit_predicate_relation_info): Update.
6915 (process_for_unwind_directive): Update.
6916 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6917 (output_call): Update.
6918 * config/pa/pa.c (output_lbranch): Update.
6919 (output_millicode_call): Update.
6920 (output_call): Update.
6921 (pa_combine_instructions): Update.
6922 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6923 * config/bfin/bfin.c (gen_one_bundle): Update.
6924 * cfgrtl.c (can_delete_note_p): Update.
6925 (delete_insn): Update.
6926 (rtl_merge_blocks): Update.
6927 (commit_one_edge_insertion): Update.
6928 (rtl_verify_flow_info): Update.
6929 * stmt.c (expand_case): Do not call squeeze_notes.
6931 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6938 * c.opt (Wtype-limits): New.
6939 * doc/invoke.texi (Wtype-limits): Document it.
6940 (Wextra): Enabled by -Wextra.
6941 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6942 * c-common.c (shorten_compare): Warn with Wtype-limits.
6944 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6947 inlined function, not as a macro.
6948 (_mm_alignr_pi8): Ditto.
6949 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6950 (_mm_inserti_si64): Ditto.
6951 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6952 (_mm_extract_epi16): Ditto.
6953 (_mm_insert_epi16): Ditto.
6954 (_mm_shufflehi_epi16): Ditto.
6955 (_mm_shufflelo_epi16): Ditto.
6956 (_mm_shuffle_epi32): Ditto.
6957 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6958 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6960 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6962 (_m_to_float): Use C89 compatible assignment.
6964 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6967 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6969 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6972 * doc/invoke.texi (Wreturn-type): Complete description.
6973 (Wextra): Delete item about return-type warning.
6974 * c-decl.c: Delete redundant Wextra warning.
6976 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6980 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6981 inlined function, not as a macro.
6982 (_mm_prefetch): Ditto.
6984 (_mm_insert_pi16): Ditto.
6986 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6987 (_m_pshufw): Ditto. Add const to __N argument.
6988 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6989 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6990 (_mm_slli_epi32): Ditto.
6991 (_mm_srli_si128): Implement as always inlined function, not as a
6992 macro. Add __inline to function declaration.
6993 (_mm_slli_si128): Ditto.
6995 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6997 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6998 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7000 (struct fenv): New structure.
7001 (FP_HANDLE_EXCEPTIONS): New define.
7002 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7003 (_FP_DECL_EXP): New define.
7004 (FP_INIT_ROUNDMODE): New define.
7005 (FP_ROUNDMODE): New define.
7007 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7009 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7010 (Wconversion): Update description.
7011 (Wconversion-sign): New.
7012 * c.opt (Wconversion-sign): New.
7013 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7014 means disabled for C++. Otherwise, take the status of Wconversion.
7015 * c-common.c (conversion_warning): Warn with either Wconversion or
7017 (warnings_for_convert_and_check): Conditions are already checked by
7019 (convert_and_check): Don't check warnings if the conversion failed.
7021 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7022 Anatoly Sokolov <aesok@dol.ru>
7024 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7025 avr_epilogue_uses) : Add declaration.
7026 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7027 * config/avr/constraints.md (R): New constraint.
7028 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7029 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7030 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7031 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7032 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7033 call_prologue_saves, epilogue_restores, return_from_epilogue,
7034 return_from_main_epilogue, return_from_interrupt_epilogue,
7035 return_from_naked_epilogue, prologue, epilogue): New patterns.
7036 (jump): Handle symbol reference.
7037 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7038 avr_output_function_prologue, avr_output_function_epilogue): Remove
7040 (avr_init_machine_status, expand_prologue, expand_epilogue,
7041 avr_asm_function_end_prologue, avr_epilogue_uses,
7042 avr_asm_function_begin_epilogue): New functions.
7043 (prologue_size, epilogue_size, jump_tables_size): Remove global
7045 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7046 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7047 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7048 (avr_override_options): Initialise init_machine_status.
7049 (output_movhi): Handle all stack pointer loads.
7050 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7051 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7052 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7053 (EPILOGUE_USES) Redefine.
7054 (machine_function) Declare.
7056 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7058 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7059 Use a single return statement.
7061 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * builtins.c (do_mpfr_lgamma_r): New.
7065 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7066 * tree.h (CASE_FLT_FN_REENT): New.
7068 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7070 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7071 (output_die): Use 'unsigned long' with %x.
7072 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7073 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7074 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7076 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7078 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7083 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7084 true if function has no argument.
7086 2007-05-18 DJ Delorie <dj@redhat.com>
7088 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7089 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7091 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7093 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7094 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7095 count_trailing_zeros.
7096 (__i386__): Implement count_leading_zeros using __builtin_clz().
7097 Implement count_trailing_zeros usign __builtin_ctz().
7099 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7101 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7103 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7106 * expr.c (emit_move_change_mode): Change mode of push operands here.
7108 2007-05-17 Ian Lance Taylor <iant@google.com>
7110 PR tree-optimization/31953
7111 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7113 (set_value_range_to_null): Call set_value_range_to_value.
7114 (extract_range_from_comparison): Likewise.
7116 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7118 * toplev.c (print_version): Output GMP/MPFR version info.
7120 * builtins.c (CASE_MATHFN_REENT): New macro.
7121 (mathfn_built_in): Use it.
7122 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7123 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7124 BUILT_IN_LGAMMAL_R): New.
7125 * doc/extend.texi: Document new builtins.
7128 * builtins.c (do_mpfr_remquo): New.
7129 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7130 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7133 * builtins.c (fold_builtin_1): Handle y0, y1.
7134 (fold_builtin_2): Handle yn.
7137 * builtins.c (do_mpfr_bessel_n): New.
7138 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7139 (fold_builtin_2): Handle BUILT_IN_JN.
7141 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7144 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7145 TYPE_PRECISION (intmax_type_node).
7147 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7150 * reload.c (subst_reloads): Remove checking.
7152 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7154 PR rtl-optimization/31691
7155 * combine.c (simplify_set): Build a new src pattern instead of
7156 substituting its operands in the COMPARE case.
7158 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7160 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7161 (execute_vrp): Preserve loops through jump threading.
7162 * tree-ssa-threadupdate.c (thread_single_edge,
7163 dbds_continue_enumeration_p, determine_bb_domination_status,
7164 thread_through_loop_header): New functions.
7165 (create_edge_and_update_destination_phis,
7166 create_edge_and_update_destination_phis): Set loops for the new blocks.
7167 (prune_undesirable_thread_requests): Removed.
7168 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7170 (thread_block): Do not call prune_undesirable_thread_requests.
7172 (mark_threaded_blocks): Select edges to thread here.
7173 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7174 Thread edges through loop headers independently.
7175 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7176 * tree-pass.h (TODO_mark_first_instance): New.
7177 (first_pass_instance): Declare.
7178 * cfghooks.c (duplicate_block): Put the block to the original loop
7179 if copy is not specified.
7180 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7181 jump threading. Pass may_peel_loop_headers to
7182 thread_through_all_blocks according to first_pass_instance.
7183 * cfgloop.h (create_preheader): Declare.
7184 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7185 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7186 * passes.c (first_pass_instance): New variable.
7187 (next_pass_1): Set TODO_mark_first_instance.
7188 (execute_todo): Set first_pass_instance.
7190 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7192 PR tree-optimization/24659
7193 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7194 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7195 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7196 OTI_vec_pack_ufix_trunc.
7197 (vec_unpacks_float_hi_optab): Define new macro.
7198 (vec_unpacks_float_lo_optab): Ditto.
7199 (vec_unpacku_float_hi_optab): Ditto.
7200 (vec_unpacku_float_lo_optab): Ditto.
7201 (vec_pack_sfix_trunc_optab): Ditto.
7202 (vec_pack_ufix_trunc_optab): Ditto.
7203 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7204 and vec_pack_[s|u]fix_trunc_optab using
7205 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7206 * tree-vectorizer.c (supportable_widening_operation): Handle
7207 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7208 (supportable_narrowing_operation): New function.
7209 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7210 * tree-vect-transform.c (vectorizable_conversion): Handle
7211 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7212 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7213 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7214 to check for target support.
7215 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7216 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7217 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7218 for VEC_PACK_FIX_TRUNC_EXPR.
7219 (expand_binop): Special case mode of the result for
7220 vec_pack_[u|s]fix_trunc_optab.
7221 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7222 vec_pack_[u|s]fix_trunc_optab.
7224 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7225 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7226 * tree-pretty-print.c (dump_generic_node): Handle
7227 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7228 VEC_PACK_FIX_TRUNC_EXPR.
7230 * expr.c (expand_expr_real_1): Ditto.
7231 * tree-inline.c (estimate_num_insns_1): Ditto.
7232 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7234 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7235 (vec_unpacks_float_lo_v8hi): Ditto.
7236 (vec_unpacku_float_hi_v8hi): Ditto.
7237 (vec_unpacku_float_lo_v8hi): Ditto.
7238 (vec_unpacks_float_hi_v4si): Ditto.
7239 (vec_unpacks_float_lo_v4si): Ditto.
7240 (vec_pack_sfix_trunc_v2df): Ditto.
7242 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7244 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7245 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7246 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7247 [vec_pack_ufix_trunc]: Ditto.
7248 [vec_unpacks_float_hi]: Ditto.
7249 [vec_unpacks_float_lo]: Ditto.
7250 [vec_unpacku_float_hi]: Ditto.
7251 [vec_unpacku_float_lo]: Ditto.
7253 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7255 * soft-fp/README: Update for new files.
7256 * soft-fp/floattisf.c: New file.
7257 * soft-fp/floattidf.c: New file.
7258 * soft-fp/floattitf.c: New file.
7259 * soft-fp/floatuntisf.c: New file.
7260 * soft-fp/floatuntidf.c: New file.
7261 * soft-fp/floatuntitf.c: New file.
7262 * soft-fp/fixsfti.c: New file.
7263 * soft-fp/fixdfti.c: New file.
7264 * soft-fp/fixtfti.c: New file.
7265 * soft-fp/fixunssfti.c: New file.
7266 * soft-fp/fixunsdfti.c: New file.
7267 * soft-fp/fixunstfti.c: New file.
7268 * soft-fp/extendxftf.c: New file.
7269 * soft-fp/trunctfxf.c: New file.
7271 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7272 (__trunctfxf2): Ditto.
7274 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7275 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7276 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7277 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7278 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7279 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7281 * config/i386/t-fprules-softfp64: New file.
7282 * config/i386/sfp-machine.h: New file.
7283 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7284 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7285 and soft-fp/t-softfp to tmake_file.
7286 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7287 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7289 * config/i386/t-linux64 (softfp_wrap_start): New.
7290 (softfp_wrap_end): New.
7291 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7292 supported for TARGET_64BIT.
7294 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7296 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7297 c_common_unsigned_type behavior.
7299 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7301 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7304 2007-05-16 Eric Christopher <echristo@apple.com>
7306 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7307 saving after stack push. Set sp_offset whenever we push.
7308 (rs6000_emit_epilogue): Move altivec register restore before
7311 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7313 * configure.ac: Allow sysroots to be relocated under $prefix as
7314 well as $exec_prefix.
7315 * configure: Regenerate.
7317 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7321 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7323 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7324 (gcc_tooldir): Likewise.
7325 * configure: Regenerate.
7326 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7327 old configure.ac gcc_tooldir setting.
7328 (prefix_to_exec_prefix): New variable.
7329 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7330 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7332 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7334 * c-typeck.c (build_binary_op): Return early for error.
7336 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7338 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7339 struct nb_iter_bound.
7340 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7341 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7342 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7343 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7344 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7345 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7346 (del_scev_info): Use ggc_free.
7347 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7348 * loop-init.c: Include ggc.h.
7349 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7350 (loop_optimizer_finalize): Use ggc_free.
7351 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7352 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7353 pass_iv_optimize): Add TODO_ggc_collect.
7354 * function.h (struct function): Remove skip marker from
7356 * cfgloop.c: Include ggc.h.
7357 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7359 (establish_preds): Vector superloops is gc allocated.
7360 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7362 (flow_loops_find): Vector larray is gc allocated.
7363 (loop_exit_free): Use ggc_free.
7364 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7365 that head of exits list is now not a part of struct loop.
7366 (record_loop_exits): Allocate exits table in gc memory.
7367 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7368 that head of exits list is now not a part of struct loop.
7369 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7370 struct loop_exit): Add GTY marker.
7371 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7372 Add skip marker to aux field. Make head of exits list a separate
7374 (struct loops): Add GTY marker. Make larray vector gc allocated.
7375 Add param marker to exits table.
7376 (get_loops): Type changed.
7377 * Makefile.in (tree-scalar-evolution.o): Add
7378 gt-tree-scalar-evolution.h dependency.
7379 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7380 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7381 * basic-block.h (struct basic_block_def): Remove skip marker from
7384 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7386 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7387 of 0 in the call to expand_expr().
7388 (expand_builtin_mathfn_3): Ditto.
7389 (expand_builtin_interclass_mathfn): Ditto.
7390 (expand_builtin_cexpi): Ditto.
7391 (expand_builtin_int_roundingfn): Ditto.
7392 (expand_builtin_int_roundingfn_2): Ditto.
7393 (expand_builtin_pow): Ditto.
7394 (expand_builtin_powi): Ditto.
7395 (expand_builtin_bswap): Ditto.
7396 (expand_builtin_unop): Ditto.
7397 (expand_builtin_fabs): Ditto.
7398 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7399 the call to expand_expr().
7400 (expand_builtin_sync_operation): Ditto.
7401 (expand_builtin_compare_and_swap): Ditto.
7402 (expand_builtin_lock_test_and_set): Ditto.
7403 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7404 instead of 0 in the call to expand_expr().
7405 (expand_builtin_extract_return_addr): Ditto.
7406 (expand_builtin_eh_return): Ditto.
7407 (expand_eh_return): Ditto.
7408 * explow.c (expr_size): Ditto.
7409 * expr.c (optimize_bitfield_assignment_op): Ditto.
7410 (expand_assignement): Ditto.
7411 (store_expr): Ditto.
7412 (store_field): Ditto.
7413 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7414 the call to expand_expr().
7415 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7416 in the call to expand_expr().
7417 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7418 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7419 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7421 * optabs.c (expand_vec_shift_expr): Ditto.
7422 (expand_vec_cond_expr): Ditto.
7423 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7424 call to expand_expr().
7425 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7426 in the call to expand_expr().
7428 2007-05-14 Dave Korn <dave.korn@artimi.com>
7430 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7432 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7434 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7435 instead of c_common_unsigned_type.
7436 (c_common_unsigned_type): Remove.
7437 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7438 c_common_unsigned_type.
7439 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7440 c_common_unsigned_type.
7441 * c-common.h (c_common_unsigned_type): Remove.
7442 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7443 c_common_unsigned_type.
7444 * c-format.c (check_format_types): Use unsigned_type_for instead of
7445 c_common_unsigned_type.
7446 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7447 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7448 of c_common_unsigned_type.
7449 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7450 lang_hooks.types.unsigned_type.
7451 * expmed.c (make_tree): Use unsigned_type_for instead of
7452 lang_hooks.types.unsigned_type.
7453 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7454 lang_hooks.types.unsigned_type.
7455 (build_range_check): Likewise.
7456 (fold_unary): Likewise.
7457 (fold_binary): Likewise.
7458 (fold_ternary): Likewise.
7459 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7460 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7461 * tree.c (get_unsigned_type): New.
7462 (unsigned_type_for): Use get_unsigned_type instead of
7463 lang_hooks.types.unsigned_type.
7465 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7467 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7468 to m68k_get_function_kind. Update its prototype.
7469 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7471 (m68k_interrupt_function_p): Return enum m68k_function_type
7472 instead of bool. Rename to m68k_get_function_kind.
7473 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7475 (m68k_compute_frame_layout): Don't mark any register for save
7476 if an interrupt_thread attribute is specified.
7477 (m68k_hard_regno_rename_ok): Update a use of
7478 m68k_interrupt_function_p.
7479 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7480 m68k_interrupt_function_p.
7481 (m68k_function_type): New.
7482 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7483 for a function with an interrupt_thread attribute.
7484 * doc/extend.texi: Document the interrupt_thread attribute.
7486 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7488 Fix PR tree-optimization/31911
7489 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7490 if they didn't change the expression.
7492 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7494 * tree-scalar-evolution.c (resolve_mixers): Exported.
7495 * tree-scalar-evolution.h (resolve_mixers): Declare.
7496 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7497 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7498 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7499 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7500 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7501 strip_conversion, analyze_offset_expr, address_analysis,
7502 object_analysis, analyze_offset): Removed.
7503 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7504 split_constant_offset, canonicalize_base_object_address,
7505 object_address_invariant_in_loop_p, disjoint_objects_p,
7506 dr_may_alias_p, dr_address_invariant_p): New functions.
7507 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7508 and dr_analyze_alias.
7509 (initialize_data_dependence_relation): Use dr_may_alias_p
7510 and object_address_invariant_in_loop_p.
7511 (compute_self_dependence): Handle the case when
7512 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7513 (find_data_references_in_stmt): Restrict the analysis of data
7514 references to the given loop nest.
7515 (find_data_references_in_loop): Made static. Pass loop nest to
7516 find_data_references_in_stmt.
7517 (compute_data_dependences_for_loop): Use DR_VOPS.
7518 (free_data_ref): Free DR_VOPS.
7519 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7520 (struct innermost_loop_behavior): ... new.
7521 (struct base_object_info): Replaced by ...
7522 (struct indices): ... new.
7523 (struct dr_alias): New.
7524 (enum data_ref_type): Removed.
7525 (struct data_reference): Consist of struct innermost_loop_behavior,
7526 struct indices and struct dr_alias.
7527 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7528 (DR_MEMTAG): Renamed to ...
7529 (DR_SYMBOL_TAG): ... this.
7530 (find_data_references_in_loop): Declaration removed.
7531 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7532 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7533 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7534 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7536 2007-05-13 Revital Eres <eres@il.ibm.com>
7538 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7539 which walks virtual def-use chains to find redundant stores.
7540 (dse_optimize_stmt): Call it.
7542 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7544 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7545 * passes.c (init_optimization_passes): Move pass_jump_bypass
7548 * basic-block.h (bb_has_eh_pred): Fix style issue.
7550 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7552 PR rtl-optimization/31848
7553 * loop-invariant.c (move_invariant_reg): If we move an insn
7554 with a REG_EQUAL note, and that insn is not always executed,
7555 remove the REG_EQUAL note.
7557 2007-05-12 Richard Guenther <rguenther@suse.de>
7559 PR tree-optimization/31797
7560 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7561 propagate into a stmt that has volatile ops.
7563 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7565 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7566 (gcc_tooldir): Likewise.
7567 * configure: Regenerate.
7568 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7569 old configure.ac gcc_tooldir setting.
7570 (prefix_to_exec_prefix): New variable.
7571 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7572 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7574 2007-05-11 Silvius Rus <rus@google.com>
7576 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7577 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7578 * c-common.h (strict_aliasing_warning): Change return type.
7579 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7580 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7581 (build_c_cast): Condition call to strict_aliasing_warning.
7582 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7583 * flags.h (set_Wstrict_aliasing): Declare.
7584 * opts.c (set_Wstrict_alising): Define, add call to.
7585 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7586 * tree-ssa-alias-warnings.c: New file.
7587 * tree-ssa-alias.c (compute_may_aliases): Add call to
7588 strict_aliasing_warning_backend.
7590 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7592 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7593 Use loop_depth and loop_outer accessor functions.
7594 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7595 determine_invariantness_stmt, move_computations_stmt): Ditto.
7596 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7597 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7598 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7599 * tree-scalar-evolution.c (interpret_loop_phi,
7600 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7601 instantiate_parameters_1, scev_const_prop): Ditto.
7602 * cfghooks.c (make_forwarder_block): Ditto.
7603 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7604 * modulo-sched.c (loop_canon_p): Ditto.
7605 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7606 slpeel_can_duplicate_loop_p): Ditto.
7607 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7608 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7609 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7610 cancel_loop, verify_loop_structure): Ditto.
7611 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7612 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7613 superloops vector instead of "pred" array.
7614 (establish_preds): Take father loop as an argument. Initialize the
7616 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7617 Do not initialize loop->outer.
7618 (flow_loop_tree_node_remove): Truncate the superloops vector.
7619 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7620 "pred" merged to "superloops" vector.
7621 (loop_depth, loop_outer): New.
7622 (fel_init): Use loop_outer.
7624 2007-05-11 Jan Hubicka <jh@suse.cz>
7626 * cgraphunit.c: Include gt-cgraphunit.h
7627 (static_ctors, static_dtors): New static vars.
7628 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7629 based on implementation in c-common.c
7630 (cgraph_finalize_function): Call record_cdtor_fn.
7631 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7632 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7633 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7634 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7635 build_cdtor, c_build_cdtor_fns): Remove.
7636 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7637 c_build_cdtor_fns): Remove prototype.
7639 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7642 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7643 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7644 * builtins.c (fold_builtin_memchr): New.
7645 (expand_builtin_memchr): Call the latter.
7646 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7647 * doc/extend.texi ([Other built-in functions provided by GCC]):
7650 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7652 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7653 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7654 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7655 PFPO_OP1_TYPE_SHIFT): Constants added.
7656 (DFP_ALL): Mode macro defined.
7657 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7658 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7659 Insn definitions added.
7660 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7661 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7664 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7666 PR tree-optimization/31885
7667 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7668 NULL_TREE to be undetermined.
7669 (automatically_generated_chrec_p): Return false for NULL.
7671 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7673 * config/bfin/bfin.h (MOVE_RATIO): Define.
7675 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7677 * config.gcc (sparc-wrs-vxworks): New target.
7678 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7679 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7680 * config/sparc/sparc.h: Include vxworks-dummy.h.
7681 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7682 include LABEL_REFs too.
7683 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7684 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7686 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7688 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7689 (sparc_emit_call_insn): New function.
7690 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7691 functions when generating VxWorks PIC.
7692 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7693 (call, call_value): Use sparc_emit_call_insn instead of
7696 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7698 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7700 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7702 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7703 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7704 split_double instead of operand_subword.
7706 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7708 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7709 * config/bfin/bfin.c (bfin_local_alignment): New function.
7710 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7712 2007-05-08 Chao-ying Fu <fu@mips.com>
7714 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7715 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7716 (smsub_widen_optab, umsub_widen_optab): Define.
7717 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7719 * genopinit.c (optabs): Fill in smsub_widen_optab and
7721 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7722 and umsub_widen_optab to implement multiply-subtract sequences.
7723 * config/mips/mips.md (*msac<u>_di): Rename to...
7724 (<u>msubsidi4): ...this. Extend condition to include
7725 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7726 of operand 0 to "ka" and use the three-operand form of msub<u>
7728 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7731 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7733 PR rtl-optimization/28011
7734 * reload.c (push_reload): Set dont_share if IN appears in OUT
7735 also when IN is a PLUS rtx.
7736 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7739 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7741 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7742 call unshare_all_decls.
7743 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7744 (unshare_all_decls): Remove.
7746 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7749 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7752 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7753 Nigel Stephens <nigel@mips.com>
7755 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7756 Update comments and all uses.
7757 (MIN_FPRS_PER_FMT): Define.
7758 * config/mips/mips.c (function_arg): Fix to correctly handle
7759 the -mips32r2 -mfp64 -mabi=32 case.
7760 (override_options): Enable use of odd-numbered registers for
7761 SFmode values on MIPS32.
7762 (mips_save_reg_p): Save whole floating-point register pair if
7763 either half is used.
7764 (compute_frame_size): Fix comment.
7766 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7768 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7769 argument of type bool.
7770 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7771 argument. Safely select temporary P register according to it.
7772 (do_link): Change call site of add_to_reg accordingly.
7773 (do_unlink): Add epilogue_p as a fourth argument and pass it
7775 (expand_interrupt_handler_epilogue): Change call of do_unlink
7777 (bfin_expand_prologue): Add a third argument sibcall_p.
7778 * config/bfin/bfin.md (epilogue): Change call of
7779 bfin_expand_epilogue accordingly.
7780 (sibcall_epilogue): Likewise.
7781 (eh_return_internal): Likewise.
7783 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7784 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7785 * config/bfin/bfin.c (bfin_handle_option): Handle
7786 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7787 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7788 Support bf534, bf536 and bf561.
7789 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7791 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/i386.c (ix86_function_regparm): Process local
7795 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7797 2007-05-07 Mike Stump <mrs@apple.com>
7799 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7800 also checks for and while statements in C++.
7802 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7804 * gcc.c (at_file_supplied): New variable.
7805 (main): Set it if we expanded argv.
7806 (do_spec_1): Pass an @-file to the linker if we were called with
7807 an @-file argument and HAVE_GNU_LD.
7808 * collect2.c (at_file_supplied): New variable.
7809 (response_file): New variable.
7810 (collect_exit): Unlink response_file if necessary.
7811 (handler): Likewise.
7812 (do_wait): Likewise.
7813 (main): Set at_file_supplied if we expanded argv.
7814 (collect_execute): Pass an @-file to subprocesses if we were called
7815 with an @-file argument.
7816 * configure.ac: Add define for HAVE_GNU_LD.
7817 * configure: Regenerate.
7818 * config.in: Regenerate.
7820 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7822 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7828 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7830 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7831 (TARGET_ENCODE_SECTION_INFO): Re-define.
7832 (m32c_encode_section_info): New
7833 (function_vector_handler): New
7834 (current_function_special_page_vector): New
7835 (m32c_special_page_vector_p): New.
7836 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7838 * config/m32c/jump.md: Added instruction JSRS for functions
7839 with attribute "function_vector".
7840 * doc/extend.texi (function_vector): Added description
7841 for M16C, M32C targets.
7843 2007-05-07 DJ Delorie <dj@redhat.com>
7846 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7847 ashrpsi3, lshrpsi3): Update shift count constraint.
7849 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7850 Nathan Froyd <froydnj@codesourcery.com>
7853 * c-incpath.c (add_path): Strip trailing path separators.
7855 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7857 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7858 Free dominance info before purging EH edges.
7859 (eliminate_degenerate_phis): Likewise.
7860 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7862 2007-05-07 Jan Hubicka <jh@suse.cz>
7864 * gimplify.c (gimplify_expr): Do not crash when folding
7865 (void *)(int)&a + 4.
7867 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7870 * c-opts.c (lang_fortran): Make it non static.
7871 * c-common.h (lang_fortran): New prototype.
7872 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7873 -lang-fortran option was passed by the driver.
7875 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7877 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7878 of ASSERT_CHECKING. Tweak message.
7880 2007-05-06 Revital Eres <eres@il.ibm.com>
7883 * loop-unroll.c (insert_var_expansion_initialization):
7884 Initialize the expansions with -zero instead of +zero.
7886 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7888 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7889 into pic and non-pic versions. Mark r19 as used for
7890 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7891 for tgd_load, tld_load and tie_load .
7892 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7893 version of tgd_load, tld_load and tie_load depending on the
7896 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7897 Jakub Jelinek <jakub@redhat.com>
7899 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7900 (__do_global_dtors_aux): Use more paranoid loop to run
7901 destructors if HIDDEN_DTOR_LIST_END.
7902 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7904 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7906 * varasm.c (align_variable): Don't increase alignment for
7907 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7908 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7910 2007-05-04 Josh Conner <jconner@apple.com>
7912 * basic-block.h (cdi_direction): Assign values to all enumeration
7914 (dom_computed): Remove.
7915 (dom_info_state): New.
7916 (set_dom_info_availability): New.
7917 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7918 walk_data.dom_direction.
7919 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7920 instead of dom_computed[].
7921 (split_edge): Likewise.
7922 (create_basic_block): Likewise.
7923 (merge_blocks): Likewise.
7924 * ifcvt.c (find_if_header): Likewise.
7925 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7926 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7927 * tree-ssa.c (verify_ssa): Likewise.
7928 * tree-cfg.c (tree_verify_flow_info): Likewise.
7929 (remove_edge_and_dominated_blocks): Likewise.
7930 * dominance.c (dom_computed): Make static.
7931 (calc_dfs_tree_nonrec): Change third param to a bool.
7932 (calc_dfs_tree): Change second param to a bool.
7933 (calc_idioms): Change second param to a bool. Use
7934 dom_convert_dir_to_idx.
7935 (init_dom_info): Validate dir before using.
7936 (dom_convert_dir_to_idx): New.
7937 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7938 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7939 (free_dominance_info): Use dom_convert_dir_to_idx.
7940 (get_immediate_dominator): Likewise.
7941 (set_immediate_dominator): Likewise.
7942 (get_dominated_by): Likewise.
7943 (redirect_immediate_dominators): Likewise.
7944 (nearest_common_denominator): Likewise.
7945 (dominated_by_p): Likewise.
7946 (bb_dom_dfs_in): Likewise.
7947 (bb_dom_dfs_out): Likewise.
7948 (recount_dominator): Likewise.
7949 (iterate_fix_dominators): Likewise.
7950 (add_to_dominance_info): Likewise.
7951 (delete_from_dominance_info): Likewise.
7952 (first_dom_son): Likewise.
7953 (next_dom_son): Likewise.
7954 (dom_info_available_p): Likewise.
7955 (dom_info_state): New.
7956 (set_dom_info_availability): New.
7958 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7960 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7962 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7964 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7966 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7967 (subdi3, subdi_carry): Delete.
7969 2007-05-04 Jan Hubicka <jh@suse.cz>
7970 Richard Guenther <rguenther@suse.de>
7972 * opts.c (decode_options): Do not fiddle with inlining
7973 parameters in case of optimizing for size.
7974 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7975 for size do nothing.
7976 (cgraph_decide_inlining_of_small_function): When optimizing for
7977 size never inline functions increasing caller size.
7978 (cgraph_early_inlining): Inline for size when optimizing for size.
7980 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7982 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7983 logical operations piecewise.
7984 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7985 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7986 subdi_sesidi_di): Delete.
7987 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7988 the generated sequence. Allow three-reg add in constraints. Rewrite
7989 the rtl expression for carry to avoid zero_extend of a constant.
7990 (sub_with_carry): New pattern.
7991 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7992 different sequence not involving jumps.
7993 (notbi): Now a named pattern.
7995 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7997 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7998 Add the note about a significant loss of accuracy of some
7999 mathematical routines when these options are used.
8001 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8003 * haifa-sched.c (rtx_vec_t): New typedef.
8004 (contributes_to_priority_p): Extract piece of priority () into new
8006 (priority): Use the function. Add assertion.
8007 (rank_for_schedule, set_priorities): Add assertion to check that
8008 insn's priority is initialized.
8009 (clear_priorities, calc_priorities): Change signature. Make it update
8010 all relevant insns. Update all callers ('add_to_speculative_block ()'
8011 and 'create_block_check_twin ()').
8012 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8013 Add new field 'priority_status'.
8014 (INSN_PRIORITY_STATUS): New macro.
8015 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8017 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8019 * sched-ebb.c (debug_ebb_dependencies): New static function.
8020 (init_ready_list): Use it.
8022 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8023 with changed signature and 'debug_rgn_dependencies ()'.
8024 (debug_rgn_dependencies): New static function.
8025 (init_ready_list): Use it.
8027 * sched-int.h (debug_dependencies): Declare.
8029 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8031 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8033 2007-05-04 Dirk Mueller <dmueller@suse.de>
8035 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8037 2007-05-03 Jan Hubicka <jh@suse.cz>
8039 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8040 ((T1)X op (T1)Y), for pointer type in more cases than before.
8042 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8044 * tree-object-size.c (plus_expr_object_size): When operand size is
8045 unknown, return unknown.
8047 2007-05-03 Dirk Mueller <dmueller@suse.de>
8049 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8051 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8054 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8056 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8058 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8060 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8062 * config/soft-fp/double.h, config/soft-fp/extended.h,
8063 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8064 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8065 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8066 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8069 2007-05-03 Ian Lance Taylor <iant@google.com>
8071 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8072 MASK_PPC_GFXOPT for 8540 or 8548.
8074 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8076 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8077 vect_print_dump_info() to output debug information.
8079 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8082 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8083 operands of size 2 when operand is not MEM_P.
8085 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8087 PR tree-optimization/30565
8088 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8090 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8092 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8093 (umulsi3_highpart): Use them.
8094 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8095 for final accumulator to D regisster tranfser.
8097 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8099 PR tree-optimization/31699
8100 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8102 (vect_enhance_data_refs_alignment): Compute peel amount using
8103 TYPE_VECTOR_SUBPARTS instead of vf.
8104 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8106 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8109 * system.h: Remove inclusion of double-int.h
8110 * tree.h: Include double-int.h
8111 * gengtype.c: Likewise
8112 * cfgloop.h: Likewise
8113 * Makefile.in: Adjust dependencies on double-int.h
8115 2007-05-02 Eric Christopher <echristo@apple.com>
8117 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8118 -shared to -Zdynamiclib.
8120 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8123 * c-common.c (strip_pointer_or_array_types): New function.
8124 * c-common.h (strip_pointer_or_array_types): New function declaration.
8126 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8128 PR tree-optimization/31771
8129 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8131 2007-05-02 Paul Brook <paul@codesourcery.com>
8133 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8135 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8138 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8141 2007-05-02 Nick Clifton <nickc@redhat.com>
8143 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8145 2007-05-02 Richard Guenther <rguenther@suse.de>
8147 PR tree-optimization/31146
8148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8149 argument, single_use_p. If we have a single use that is
8150 a conversion to the definition rhs type, propagate that rhs.
8151 (forward_propagate_addr_expr): Pass single_use_p argument
8152 to forward_propagate_addr_expr_1.
8154 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8156 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8159 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8161 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8162 'AMD Family 10 core'.
8164 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8166 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8167 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8168 with SSE3 instruction set support.
8169 * doc/invoke.texi: Likewise.
8171 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8173 * config/i386/i386.c (override_options): Tuning 32-byte loop
8174 alignment for amdfam10 architecture. Increasing the max loop
8175 alignment to 24 bytes.
8177 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8179 * config/m68k/constraints.md: New.
8180 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8181 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8182 EXTRA_CONSTRAINT): Remove.
8183 * config/m68k/m68k.md: Include constraints.md.
8184 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8186 2007-05-01 Ian Lance Taylor <iant@google.com>
8188 PR tree-optimization/31739
8189 * tree-vrp.c (vrp_val_is_max): New static function.
8190 (vrp_val_is_min): New static function.
8191 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8193 (set_value_range): Use vrp_val_is_{max,min}.
8194 (extract_range_from_assert): Likewise.
8195 (extract_range_from_binary_expr): Likewise.
8196 (extract_range_from_unary_expr): Likewise.
8197 (dump_value_range, vrp_meet): Likewise.
8198 (vrp_visit_phi_node): Likewise.
8199 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8201 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8203 * config/i386/gmon-sol2.c (size_t): New type.
8204 (intptr_t): Likewise.
8205 (s_textsize): Declare as size_t.
8207 (monstartup): Use size_t for sizes.
8208 (_mcount): Save and restore registers.
8209 (internal_mcount): Pass 0 as the first argument to monstartup
8211 (moncontrol): Convert pointer to appropriately sized integer
8212 before passing to profil.
8214 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8216 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8217 __NO_FPRS__, not just if _SOFT_DOUBLE.
8218 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8219 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8220 also for E500 double.
8221 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8222 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8225 2007-05-01 Richard Guenther <rguenther@suse.de>
8227 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8230 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8232 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8234 2007-05-01 Jan Hubicka <jh@suse.cz>
8236 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8239 2007-05-01 Jan Hubicka <jh@suse.cz>
8241 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8242 (maybe_fold_offset_to_reference): Declare.
8243 * fold-const.c (fold_unary): Do not fold
8244 (type *)&A into &A->field_of_type_and_offset_0
8245 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8246 size is unknown, give up.
8247 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8249 (maybe_fold_offset_to_reference): New.
8250 (maybe_fold_stmt_indirect): Use it.
8251 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8252 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8254 (gimplify_expr): Likewise for plus_expr.
8256 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8258 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8259 bsi_after_labels. Always insert statements before bsi.
8260 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8261 * predict.c (apply_return_prediction): Check for empty blocks.
8262 * cfgexpand.c (lab_rtx_for_bb): New variable.
8263 (label_rtx_for_bb): Do not create new tree labels.
8264 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8265 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8266 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8268 (label_for_bb): Add field used.
8269 (update_eh_label, main_block_label): Mark the label used.
8270 (cleanup_dead_labels): Remove unused labels.
8272 2007-05-01 Richard Guenther <rguenther@suse.de>
8274 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8275 if it is not about to be set.
8276 (get_value_range): Do not pre-allocate equiv bitmap.
8277 (update_value_range): No need to clear equiv field.
8278 (add_equivalence): Change prototype to get bitmap pointer.
8279 Allocate bitmap here if it is not already.
8280 (extract_range_from_assert): Do not allocate bitmap here.
8281 Update callers to add_equivalence.
8282 (extract_range_from_ssa_name): Likewise.
8283 (get_vr_for_comparison): New static helper.
8284 (compare_name_with_value): Handle NULL equiv bitmap by
8285 peeling the first iteration of the comparison loop.
8286 Use get_vr_for_comparison.
8287 (compare_names): Handle NULL equiv bitmaps by using fake
8288 ones. Use get_vr_for_comparison.
8290 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8292 * double-int.c (mpz_set_double_int): Moved from
8293 tree-ssa-loop-niter.c.
8294 (mpz_get_double_int): Likewise; also, add option to wrap
8295 out-of-range integers.
8296 * double-int.h: New prototypes for above.
8297 * tree.c (get_static_type_bounds): Moved from
8298 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8299 TYPE_MAX_VALUE if they exist..
8300 * tree.h: New prototype for above.
8301 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8302 get_type_bounds calls.
8303 (mpz_set_double_int): Move to double-int.c.
8304 (get_type_bounds): Move to tree.c, rename to
8305 get_static_type_bounds.
8306 (mpz_to_double_int): Move to double-int.c, rename to
8309 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8311 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8312 DIV0 exception can fall through to a normal return.
8314 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8318 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8319 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8320 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8321 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8322 initialize align to silence bogus warning.
8323 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8324 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8326 (struct sra_walk_fns): Remove use_all parameter from use.
8327 (sra_hash_tree): Handle BIT_FIELD_REFs.
8328 (sra_elt_hash): Don't hash bitfld blocks.
8329 (sra_elt_eq): Skip them in parent compares as well. Handle
8331 (sra_walk_expr): Don't maintain or pass down use_all_p.
8332 (scan_use): Remove use_all parameter.
8333 (scalarize_use): Likewise. Re-expand assignment to
8334 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8335 output, and re-scalarize after output. Don't mark anything
8337 (scalarize_ldst): Adjust.
8338 (scalarize_walk_gimple_modify_statement): Likewise.
8339 (build_element_name_1): Handle BIT_FIELD_REFs.
8340 (instantiate_element): Don't warn for any element whose parent
8342 (instantiate_missing_elements_1): Return the sra_elt.
8343 (canon_type_for_field): New.
8344 (try_instantiate_multiple_fields): New.
8345 (instantiate_missing_elemnts): Use them.
8346 (mark_no_warning): Removed.
8347 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8348 (REPLDUP, sra_build_elt_assignment): New.
8349 (generate_copy_inout): Use them.
8350 (generate_element_copy): Likewise. Handle bitfld differences.
8351 (generate_element_zero): Don't recurse for blocks. Use
8352 sra_build_elt_assignment.
8353 (generate_one_element_int): Take elt instead of var. Use
8354 sra_build_elt_assignment.
8355 (generate_element_init_1): Adjust.
8356 (scalarize_use, scalarize_copy): Use REPLDUP.
8357 (scalarize_ldst): Move assert before dereference.
8358 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8360 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8363 * tree.c (reconstruct_complex_type): Reconstruct a reference
8365 Also use the same mode for the pointer as the old pointer type.
8367 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8369 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8372 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8374 PR rtl-optimization/31676
8375 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8376 (df_refs_record): Call it.
8378 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8380 * rtl.def (SS_ABS): New code.
8381 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8382 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8383 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8384 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8385 (bfin_init_builtins): Define them.
8386 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8387 (bfin_expand_builtin): ... and handle the others here.
8388 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8389 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8390 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8391 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8392 operand is only HImode.
8394 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8396 * regclass.c (scan_one_insn): Remove splitting of
8399 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8400 Nigel Stephens <nigel@mips.com>
8402 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8404 2007-04-28 Jan Hubicka <jh@suse.cz>
8406 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8407 insn_locators_alloc instead of insn_locators_initialize;
8408 call reset_block_changes.
8409 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8410 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8411 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8412 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8413 * config/score/score.c (th_output_mi_thunk): Likewise.
8414 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8415 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8416 tolerate uninitialized locator info.
8419 * function.c (init_function_start): Don't init line number info.
8420 (expand_function_end): Update.
8421 (reset_block_changes, record_block_change, finalize_block_changes,
8422 check_block_change, free_block_changes): Kill.
8423 * function.h (reset_block_changes, record_block_change,
8424 finalize_block_changes, check_block_change, free_block_changes):
8426 (struct function): Remove ib_boundaries_block.
8427 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8428 Use curr_insn_locator to initialize locator.
8429 (emit_line_note): Remove.
8430 * cfgexpand.c (expand_gimple_cond_expr): Update.
8431 (construct_exit_block): Likewise.
8432 (tree_expand_cfg): Initialize/finalize locators.
8433 * expr.c (expand_expr_real): Update.
8434 * cfglayout.c (line_locators_locs, line_locators_lines,
8435 file_locators_locs, file_locators_files): Remove.
8436 (set_block_levels): Move to cfgexpand.c.
8437 (insn_locators_initialize): Remove.
8438 (pass_insn_locators_initialize): Remove.
8439 (locations_locators_locs, locations_locators_vals): New static vars.
8440 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8442 (insn_locators_alloc, insn_locators_finalize,
8443 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8445 (locator_location): New.
8446 (locator_line, locator_file): Rewrite.
8447 * rtl.h (emit_line_note): Kill.
8448 (insn_locators_alloc, insn_locators_finalize,
8449 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8451 * tree-inline.c (initialize_cfun): Do not initialize
8452 ib_boundaries_block.
8453 * passes.c (pass_insn_locators_initialize): Remove.
8455 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8457 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8458 info. Update last_basic_block correctly.
8460 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8463 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8464 register itself to hold the offset constant. Tell flow the use
8465 of r4 and r5 when they are used.
8467 2007-04-27 Richard Guenther <rguenther@suse.de>
8469 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8470 if we simplified anything.
8471 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8472 warnings until we did a simplification and the stmt was not
8473 marked as TREE_NO_WARNING.
8475 2007-04-27 Mike Stump <mrs@apple.com>
8477 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8479 2007-04-27 Ian Lance Taylor <iant@google.com>
8482 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8483 TYPE_MAX_VALUE exist, convert them to the new type.
8485 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8487 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8488 if it claims to be available.
8489 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8491 (perform_tree_ssa_dce): Always free postdominators.
8493 2007-04-27 Richard Henderson <rth@redhat.com>
8495 * config/alpha/predicates.md (aligned_memory_operand): Mark
8496 as define_special_predicate.
8497 (unaligned_memory_operand, normal_memory_operand): Likewise.
8498 (reg_or_unaligned_mem_operand): Remove.
8499 (any_memory_operand): Match the documentation and check for
8500 non-renumbered pseudos during reload.
8501 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8502 alpha_secondary_reload_class, update to new interface, make static.
8503 Handle CQImode like HImode. Remove FP subreg check.
8504 (alpha_expand_mov): Use replace_equiv_address.
8505 (alpha_expand_mov_nobwx): Use any_memory_operand.
8506 (TARGET_SECONDARY_RELOAD): New.
8507 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8508 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8509 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8510 * config/alpha/alpha.md: ... here.
8511 (RELOAD12, reloadmode): New.
8513 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8514 Don't handle the aligned case here.
8515 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8516 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8517 reload_inhi_help. Don't expect a scratch register.
8518 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8520 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8522 2007-04-27 Richard Guenther <rguenther@suse.de>
8524 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8526 2007-04-27 Richard Guenther <rguenther@suse.de>
8528 PR tree-optimization/30965
8529 PR tree-optimization/30978
8530 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8531 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8532 (find_equivalent_equality_comparison): Likewise.
8533 (simplify_cond): Likewise.
8534 (get_prop_source_stmt): New helper.
8535 (get_prop_dest_stmt): Likewise.
8536 (can_propagate_from): Likewise.
8537 (remove_prop_source_from_use): Likewise.
8538 (combine_cond_expr_cond): Likewise.
8539 (forward_propagate_comparison): New function.
8540 (forward_propagate_into_cond): Rewrite to use fold for
8542 (tree_ssa_forward_propagate_single_use_vars): Call
8543 forward_propagate_comparison to propagate comparisons.
8545 2007-04-27 Richard Guenther <rguenther@suse.de>
8547 PR tree-optimization/31715
8548 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8549 sure to do computation on the offset in an appropriate
8552 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8554 * reload.h (elimination_target_reg_p): Declare.
8555 * reload.c (find_reloads): Don't apply the reg_rtx move
8556 optimization if the SET_DEST satisfies elimination_target_reg_p.
8557 * reload1.c (elimination_target_reg_p): New function.
8558 (gen_reload): In the move/add2 fallback, make sure that op0
8559 does not overlap the destination register.
8561 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8563 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8564 transform only GIMPLE_MODIFY_STMTs.
8565 * tree-complex.c (expand_complex_operations_1): Ditto.
8566 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8567 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8568 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8570 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8571 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8572 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8573 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8574 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8575 slpeel_add_loop_guard): Ditto.
8576 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8577 * lambda-code.c (perfect_nestify): Ditto.
8578 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8579 before the first statement.
8580 * tree-optimize.c (execute_free_datastructures): Fix comments.
8581 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8582 * tree-flow.h (disband_implicit_edges): Declaration removed.
8583 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8585 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8586 COND_EXPRs without gotos.
8587 (disband_implicit_edges, has_label_p): Removed.
8588 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8589 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8591 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8593 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8594 also for COND_EXPRs.
8595 * cfgexpand.c (label_rtx_for_bb): New function.
8596 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8597 Use label_rtx_for_bb to find the labels.
8598 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8599 last block. Detect fallthru edges.
8601 2007-04-26 Ian Lance Taylor <iant@google.com>
8604 * reload.c (find_reloads_subreg_address): If the address was valid
8605 in the original mode but not in the new mode, reload the whole
8608 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8610 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8611 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8612 (cleanup_control_expr_graph): Do not invalidate dominance info.
8613 Record altered blocks.
8614 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8615 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8616 cleanup_tree_cfg_bb): New functions.
8617 (remove_forwarder_block): Do not maintain the worklist of blocks.
8618 Record altered blocks.
8619 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8621 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8622 delete_unreachable_blocks if dominators are not available.
8623 * tree-inline.c (optimize_inline_calls): Free dominance information
8625 * tree-flow.h (remove_edge_and_dominated_blocks,
8626 cfgcleanup_altered_bbs): Altered.
8627 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8629 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8631 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8632 do not invalidate dominators.
8634 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8636 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8637 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8638 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8639 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8641 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8643 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8645 2007-04-26 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/31703
8648 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8649 the right type for the target of the bittest.
8651 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8653 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8654 ix86_sol10_return_in_memory.
8656 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8658 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8661 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8664 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8666 PR tree-optimization/30558
8667 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8668 clear this_state.prev_try.
8670 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8671 Mark Mitchell <mark@codesourcery.com>
8673 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8674 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8675 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8677 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8680 * doc/invoke.texi (%:print-asm-header): Document.
8681 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8683 (static_spec_functions): Add print-asm-header.
8684 (main): Print a banner before the --target-help linker options.
8685 (print_asm_header_spec_function): New function.
8687 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8690 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8691 (movsf_ie): Likewise.
8693 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8695 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8697 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8699 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8700 exception for divide-by-zero.
8701 (__umodsi3, __modsi3): Likewise.
8703 2007-04-25 Dirk Mueller <dmueller@suse.de>
8705 * c-typeck.c (build_compound_expr): Annotate warning()
8706 call with OPT_Wunused_value.
8707 * tree-ssa.c (warn_uninit): Annotate warning with
8709 * c-common.c (handle_sentinel_attribute): Annotate warning
8710 call with OPT_Wattributes.
8712 2007-04-25 Thiemo Seufer <ths@mips.com>
8714 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8716 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8717 on to the assembler. Improve handling of -mno-mips16. Add handling
8718 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8719 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8720 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8721 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8723 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8726 * config/i386/winnt.c (i386_pe_file_end): Strip only
8727 USER_LABEL_PREFIX when writing export name.
8729 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8731 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8732 sh/elf.h, vx-common.h and vxworks.h.
8733 * config/sh/sh.h: Include config/vxworks-dummy.h.
8734 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8735 (OVERRIDE_OPTIONS): Use it.
8736 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8737 (vxworks_picreg): New pattern.
8738 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8739 VXWORKS_OS_CPP_BUILTINS.
8740 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8741 to their VXWORKS_* equivalents.
8742 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8743 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8744 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8745 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8746 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8747 -mrtp/-fPIC multilibs.
8748 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8749 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8750 (MULTILIB_OSDIRNAMES): Delete.
8752 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8755 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8757 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8759 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8760 rounding mode to be specified by the caller.
8761 (real_to_mpfr) Likewise.
8762 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8763 include new arguments.
8764 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8766 2007-04-24 Ian Lance Taylor <iant@google.com>
8768 PR tree-optimization/31605
8769 * tree-vrp.c (set_value_range): Check that min and max are not
8770 both overflow infinities.
8771 (set_value_range_to_value): New static function.
8772 (extract_range_from_binary_expr): Call set_value_range_to_value.
8773 (extract_range_from_cond_expr): Likewise.
8774 (extract_range_from_expr): Likewise.
8775 (extract_range_from_unary_expr): Likewise. Don't create a range
8776 which overflows on both sides.
8777 (vrp_meet): Check for a useless range.
8778 (vrp_visit_phi_node): If we see a constant which looks like an
8779 overflow infinity, turn off the TREE_OVERFLOW flag.
8781 2007-04-24 Ian Lance Taylor <iant@google.com>
8783 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8785 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8788 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8789 diagnostic message is being built.
8790 * tree-pretty-print.c (dump_generic_node): Only write the
8791 formatted text into BUFFER's stream if we are not building a
8793 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8795 * Makefile.in (toplev.o): Depend on tree-pass.h.
8797 2007-04-24 Ian Lance Taylor <iant@google.com>
8799 PR tree-optimization/31602
8800 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8801 conditionals in the copied loop header.
8802 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8803 warnings if TREE_NO_WARNING is set.
8804 * doc/invoke.texi (Warning Options): Clarify that
8805 -Wstrict-overflow does not warn about loops.
8807 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8809 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8810 expand on the comment about _Decimal128 arguments and check the
8811 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8812 that _Decimal128 argument uses even/odd register pair.
8813 (function_arg): Ditto.
8815 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8817 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8818 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8820 2007-04-24 Richard Guenther <rguenther@suse.de>
8821 Olga Golovanevsky <olga@il.ibm.com>
8823 * fold-const.c (multiple_of_p): Check for bottom
8826 2007-04-24 Richard Henderson <rth@redhat.com>
8828 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8829 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8830 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8831 looking for non-zero bits shifted out. Avoid a recursive call
8832 when constructing the scalar.
8833 (__floatundisf): Likewise.
8835 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8837 * dwarf2out.c (field_byte_offset): Move the existing logic
8838 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8839 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8841 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8844 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8845 length argument of 0 for memset.
8846 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8847 unsigned shift instead of the signed variant.
8849 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8851 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8852 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8853 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8854 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8855 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8856 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8857 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8858 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8859 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8860 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8861 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8862 "mul<mode>3", "div<mode>3"): Insn definitions added.
8863 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8864 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8865 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8866 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8867 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8868 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8869 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8870 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8871 TARGET_FLOAT_FORMAT): Macro definitions removed.
8872 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8873 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8874 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8875 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8876 (s390_gen_rtx_const_DI): Function removed.
8877 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8879 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8881 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8882 over an external ffs function.
8884 2007-04-24 Chao-ying Fu <fu@mips.com>
8885 Richard Sandiford <richard@nildram.co.uk>
8887 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8888 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8889 (smadd_widen_optab, umadd_widen_optab): Define.
8890 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8892 * genopinit.c (optabs): Fill in smadd_widen_optab and
8894 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8895 and umadd_widen_optab to implement multiply-add sequences.
8896 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8897 (<u>maddsidi4): ...this. Extend condition to include
8898 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8899 of operand 0 to "ka" and use the three-operand form of madd<u>
8901 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8903 * config/mips/constraints.md (ka): New register constraint.
8905 2007-04-24 Jan Hubicka <j@suse.cz>
8909 2007-04-23 Jan Hubicka <jh@suse.cz>
8910 * function.c (init_function_start): Don't init line number info.
8911 (expand_function_end): Update.
8912 (reset_block_changes, record_block_change, finalize_block_changes,
8913 check_block_change, free_block_changes): Kill.
8914 * function.h (reset_block_changes, record_block_change,
8915 finalize_block_changes, check_block_change, free_block_changes):
8917 (struct function): Remove ib_boundaries_block.
8918 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8919 Use curr_insn_locator to initialize locator.
8920 (emit_line_note): Remove.
8921 * cfgexpand.c (expand_gimple_cond_expr): Update.
8922 (construct_exit_block): Likewise.
8923 (tree_expand_cfg): Initialize/finalize locators.
8924 * expr.c (expand_expr_real): Update.
8925 * cfglayout.c (line_locators_locs, line_locators_lines,
8926 file_locators_locs, file_locators_files): Remove.
8927 (set_block_levels): Move to cfgexpand.c.
8928 (insn_locators_initialize): Remove.
8929 (pass_insn_locators_initialize): Remove.
8930 (locations_locators_locs, locations_locators_vals): New static vars.
8931 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8933 (insn_locators_alloc, insn_locators_finalize,
8934 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8936 (locator_location): New.
8937 (locator_line, locator_file): Rewrite.
8938 * rtl.h (emit_line_note): Kill.
8939 (insn_locators_alloc, insn_locators_finalize,
8940 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8942 * tree-inline.c (initialize_cfun): Do not initialize
8943 ib_boundaries_block.
8944 * passes.c (pass_insn_locators_initialize): Remove.
8946 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8948 * doc/invoke.texi: Removed leading '-' from option index entries.
8950 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8952 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8954 (create_phi_node): Use set_phi_nodes.
8955 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8956 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8957 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8958 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8959 (bsi_start, bsi_last): Use bb_stmt_list.
8960 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8961 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8962 Traverse the statements using tsi iterator.
8963 * basic-block.h (struct basic_block_def): Fields stmt_list
8964 and phi_nodes moved to ...
8965 (struct tree_bb_info): ... new structure.
8966 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8967 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8968 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8969 (tree_verify_flow_info): Verify that il.tree is not set for
8970 entry and exit block.
8971 (tree_split_block): Use set_bb_stmt_list.
8973 2007-04-23 Mike Stump <mrs@apple.com>
8975 * config/i386/i386.c (ix86_tune_features
8976 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8979 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8981 * config/i386/i386.md (prefix_extra): New attribute.
8982 (length): Add prefix_extra.
8984 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8985 (sse2_movntv2di): Likewise.
8986 (sse2_cvtps2dq): Likewise.
8987 (sse2_cvtpd2pi): Likewise.
8988 (sse2_cvttpd2pi): Likewise.
8989 (*sse2_cvtpd2ps): Likewise.
8990 (*add<mode>3): Likewise.
8991 (sse2_ssadd<mode>3): Likewise.
8992 (sse2_usadd<mode>3): Likewise.
8993 (*sub<mode>3): Likewise.
8994 (sse2_sssub<mode>3): Likewise.
8995 (sse2_ussub<mode>3): Likewise.
8996 (*mulv8hi3): Likewise.
8997 (*smulv8hi3_highpart): Likewise.
8998 (*umulv8hi3_highpart): Likewise.
8999 (sse2_umulv2siv2di3): Likewise.
9000 (sse2_pmaddwd): Likewise.
9001 (ashr<mode>3): Likewise.
9002 (lshr<mode>3): Likewise.
9003 (ashl<mode>3): Likewise.
9004 (sse2_ashlti3): Likewise.
9005 (sse2_lshrti3): Likewise.
9006 (*umaxv16qi3): Likewise.
9007 (*smaxv8hi3): Likewise.
9008 (*uminv16qi3): Likewise.
9009 (*sminv8hi3): Likewise.
9010 (sse2_eq<mode>3): Likewise.
9011 (sse2_gt<mode>3): Likewise.
9012 (*and<mode>3): Likewise.
9013 (sse2_nand<mode>3): Likewise.
9014 (*ior<mode>3): Likewise.
9015 (*xor<mode>3): Likewise.
9016 (sse2_packsswb): Likewise.
9017 (sse2_packssdw): Likewise.
9018 (sse2_packuswb): Likewise.
9019 (sse2_punpckhbw): Likewise.
9020 (sse2_punpcklbw): Likewise.
9021 (sse2_punpckhwd): Likewise.
9022 (sse2_punpcklwd): Likewise.
9023 (sse2_punpckhdq): Likewise.
9024 (sse2_punpckldq): Likewise.
9025 (sse2_punpckhqdq): Likewise.
9026 (sse2_punpcklqdq): Likewise.
9027 (*sse2_pinsrw): Likewise.
9028 (*sse2_pextrw): Likewise.
9029 (sse2_pshufd_1): Likewise.
9030 (sse2_uavgv16qi3): Likewise.
9031 (sse2_uavgv8hi3): Likewise.
9032 (sse2_psadbw): Likewise.
9033 (sse2_pmovmskb): Likewise.
9034 (*sse2_maskmovdqu): Likewise.
9035 (*sse2_maskmovdqu_rex64): Likewise.
9036 (sse4a_extrqi): Likewise.
9037 (sse4a_extrq): Likewise.
9038 (sse3_lddqu): Set prefix_rep.
9039 (sse3_addsubv4sf3): Likewise.
9040 (sse3_haddv4sf3): Likewise.
9041 (sse3_hsubv4sf3): Likewise.
9042 (sse_cvtss2si): Likewise.
9043 (sse_cvtss2si_2): Likewise.
9044 (sse_cvtss2siq): Likewise.
9045 (sse_cvtss2siq_2): Likewise.
9046 (sse_cvttss2si): Likewise.
9047 (sse_cvttss2siq): Likewise.
9048 (sse2_cvttps2dq): Likewise.
9049 (sse3_movshdup): Likewise.
9050 (sse3_movsldup): Likewise.
9051 (sse2_cvtsd2si): Likewise.
9052 (sse2_cvtsd2si_2): Likewise.
9053 (sse2_cvtsd2siq): Likewise.
9054 (sse2_cvtsd2siq_2): Likewise.
9055 (sse2_cvttsd2si): Likewise.
9056 (sse2_cvttsd2siq): Likewise.
9057 (*sse2_cvtpd2dq): Likewise.
9058 (*sse2_cvttpd2dq): Likewise.
9059 (sse2_pshuflw_1): Likewise.
9060 (sse2_pshufhw_1): Likewise.
9061 (sse4a_insertqi): Likewise.
9062 (sse4a_insertq): Likewise.
9063 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9064 (ssse3_phadddv4si3): Likewise.
9065 (ssse3_phaddswv8hi3): Likewise.
9066 (ssse3_phsubwv8hi3): Likewise.
9067 (ssse3_phsubdv4si3): Likewise.
9068 (ssse3_phsubswv8hi3): Likewise.
9069 (ssse3_pmaddubswv8hi3): Likewise.
9070 (ssse3_pmulhrswv8hi3): Likewise.
9071 (ssse3_pshufbv16qi3): Likewise.
9072 (ssse3_psign<mode>3): Likewise.
9073 (ssse3_palignrti): Likewise.
9074 (abs<mode>2): Likewise.
9075 (ssse3_phaddwv4hi3): Set prefix_extra.
9076 (ssse3_phadddv2si3): Likewise.
9077 (ssse3_phaddswv4hi3): Likewise.
9078 (ssse3_phsubwv4hi3): Likewise.
9079 (ssse3_phsubdv2si3): Likewise.
9080 (ssse3_phsubswv4hi3): Likewise.
9081 (ssse3_pmaddubswv4hi3): Likewise.
9082 (ssse3_pmulhrswv4hi3): Likewise.
9083 (ssse3_pshufbv8qi3): Likewise.
9084 (ssse3_psign<mode>3): Likewise.
9085 (ssse3_palignrdi): Likewise.
9086 (abs<mode>2): Likewise.
9087 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9088 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9089 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9091 2007-04-23 Nick Clifton <nickc@redhat.com>
9093 * params.def: Fix formatting of emacs local variables.
9095 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9098 move if inter-unit move isn't allowed.
9099 Don't split moving the first element of V2DI to DI to inter-unit
9100 move if inter-unit move isn't allowed.
9102 2007-04-23 Richard Guenther <rguenther@suse.de>
9104 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9105 and CDI_POST_DOMINATORS separately.
9107 2007-04-23 Nick Clifton <nickc@redhat.com>
9109 * c.opt (Wformat-contains-nul): Add warning attribute.
9111 2007-04-23 Jan Hubicka <jh@suse.cz>
9113 * function.c (init_function_start): Don't init line number info.
9114 (expand_function_end): Update.
9115 (reset_block_changes, record_block_change, finalize_block_changes,
9116 check_block_change, free_block_changes): Kill.
9117 * function.h (reset_block_changes, record_block_change,
9118 finalize_block_changes, check_block_change, free_block_changes):
9120 (struct function): Remove ib_boundaries_block.
9121 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9122 Use curr_insn_locator to initialize locator.
9123 (emit_line_note): Remove.
9124 * cfgexpand.c (expand_gimple_cond_expr): Update.
9125 (construct_exit_block): Likewise.
9126 (tree_expand_cfg): Initialize/finalize locators.
9127 * expr.c (expand_expr_real): Update.
9128 * cfglayout.c (line_locators_locs, line_locators_lines,
9129 file_locators_locs, file_locators_files): Remove.
9130 (set_block_levels): Move to cfgexpand.c.
9131 (insn_locators_initialize): Remove.
9132 (pass_insn_locators_initialize): Remove.
9133 (locations_locators_locs, locations_locators_vals): New static vars.
9134 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9136 (insn_locators_alloc, insn_locators_finalize,
9137 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9139 (locator_location): New.
9140 (locator_line, locator_file): Rewrite.
9141 * rtl.h (emit_line_note): Kill.
9142 (insn_locators_alloc, insn_locators_finalize,
9143 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9145 * tree-inline.c (initialize_cfun): Do not initialize
9146 ib_boundaries_block.
9147 * passes.c (pass_insn_locators_initialize): Remove.
9149 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9152 * expr.c (reduce_to_bit_field_precision): Handle
9155 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9157 PR tree-optimization/24659
9158 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9159 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9160 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9161 * genopinit.c (optabs): Rename vec_pack_mod_optab
9162 to vec_pack_trunc_optab.
9163 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9164 early for scalar floating point operands for NOP_EXPR.
9165 (vectorizable_type_promotion): Ditto.
9166 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9167 vec_pack_trunc_optab.
9168 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9170 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9171 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9172 Rename from VEC_PACK_MOD_EXPR.
9173 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9174 * expr.c (expand_expr_real_1): Ditto.
9175 * tree-inline.c (estimate_num_insns_1): Ditto.
9176 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9178 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9179 (vec_unpacks_lo_v4sf): Ditto.
9180 (vec_pack_trunc_v2df): Ditto.
9181 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9182 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9183 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9185 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9187 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9189 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9190 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9191 packing of floating point operands.
9192 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9193 represent unpacking of floating point operands.
9194 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9195 [vec_unpacks_hi]: Ditto.
9196 [vec_unpacks_lo]: Ditto.
9198 2007-04-22 Jan Hubicka <jh@suse.cz>
9200 * final.c (rest_of_handle_final): Call
9201 targetm.asm_out.constructor/targetm.asm_out.destructor
9202 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9203 proper priority via decl_*_priority_insert.
9204 * c-common.c (c_expand_body): Likewise.
9206 2007-04-22 Richard Guenther <rguenther@suse.de>
9208 PR tree-optimization/29789
9209 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9210 (rewrite_reciprocal): New helper split out from
9211 determine_invariantness_stmt.
9212 (rewrite_bittest): Likewise.
9213 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9214 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9217 2007-04-22 Revital Eres <eres@il.ibm.com>
9219 * loop-unroll.c (var_to_expand): New field to support also
9220 insns of the form x = something + x.
9221 (analyze_insn_to_expand_var): Use it.
9222 (expand_var_during_unrolling): Likewise.
9224 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9226 * predict.c: Include pointer-set.h.
9227 (bb_predictions): New variable.
9228 (tree_predicted_by_p, tree_predict_edge,
9229 remove_predictions_associated_with_edge): Use bb_predictions map
9230 instead of bb->predictions.
9231 (clear_bb_predictions, assert_is_empty): New functions.
9232 (combine_predictions_for_bb): Use bb_predictions map. Call
9233 clear_bb_predictions.
9234 (tree_estimate_probability): Create and free bb_predictions map.
9235 * Makefile.in (predict.o): Add pointer-set.h dependency.
9236 * basic-block.h (struct basic_block_def): Remove predictions
9238 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9240 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9243 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9246 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9248 * timevar.c (timevar_print): Change reference of --disable-checking to
9249 --enable-checking=release. Also warn if assert checking is disabled.
9251 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9254 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9255 decl as addressable if the compound literal was marked as
9257 Mark the decl as a gimple register if it is a complex or
9258 vector decl and does not live in memory.
9260 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9262 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9263 (GENERIC_NEXT): New function macro.
9264 (PHI_CHAIN): Use phi_node's new chain variable.
9265 (tree_phi_node): Change tree_common to tree_base
9266 and add the chain field.
9267 * tree-phinodes.c (make_phi_node): Don't set
9268 TREE_TYPE on the new node.
9269 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9270 instead of checking GIMPLE_TUPLE_P in chain_next.
9271 * tree-vect-transform.c
9272 (get_initial_def_for_induction): Look at
9273 PHI_RESULT_TREE for the type of the phi node.
9274 (update_vuses_to_preheader): Use PHI_CHAIN
9275 instead of TREE_CHAIN on the phi node.
9276 * tree-ssa-structalias.c (compute_points_to_sets):
9278 (ipa_pta_execute): Likewise.
9280 2007-04-21 Richard Guenther <rguenther@suse.de>
9283 * fold-const.c (fold_unary): Call fold_convert_const on the
9286 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9288 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9289 (store_killed_in_pat): New.
9291 2007-04-20 Richard Henderson <rth@redhat.com>
9294 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9295 TREE_LIST with a void_type_node value, not void_list_node exactly.
9297 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9299 * doc/standards.texi: Re-arrange into language-specific
9300 subsections. Add a C++ section, documenting which standards we
9303 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9305 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9306 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9308 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9310 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9311 ecrti.o and crtbegin.o.
9312 (LIB_DEFAULT_SPEC): Include -lc.
9313 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9315 2007-04-20 Richard Henderson <rth@redhat.com>
9318 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9319 argument; update all callers.
9320 (get_unaligned_offset): New.
9321 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9322 get_unaligned_address, just pass on the address directly.
9323 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9324 the subreg in the helper patterns.
9325 (unaligned_extendqidi_le): Use get_unaligned_offset.
9326 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9327 (unaligned_extendhidi_be): Likewise.
9328 (unaligned_extendhidi): Tidy.
9329 * config/alpha/alpha-protos.h: Update.
9331 2007-04-20 Richard Henderson <rth@redhat.com>
9333 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9334 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9335 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9336 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9337 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9338 (CPP_SPEC): Don't include %(cpp_subtarget).
9339 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9340 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9341 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9343 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9345 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9346 for __builtin_ia32_cmpordss.
9348 PR tree-optimization/31632
9349 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9350 and arg1 for optimizations of comparison against min/max values.
9351 Fold arg0 to arg1's type for optimizations of comparison against
9352 min+1 and max-1 values.
9354 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9356 * reload.c (combine_reloads): When trying to use a dying register,
9357 check whether it's uninitialized and don't use if so.
9359 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9361 * fold-const.c: Remove prototypes for native_encode_expr and
9362 native_interpret_expr.
9363 (native_encode_expr): Make non-static.
9364 (native_interpret_expr): Likewise.
9365 * tree.h: Add prototypes for the above.
9367 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9369 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9370 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9371 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9372 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9373 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9374 Add length attributes.
9376 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9378 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9381 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9382 __STDC_WANT_DEC_FP__.
9384 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9386 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9387 for long double compatibility.
9388 * configure: Regenerate.
9390 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9392 PR rtl-optimization/29841
9393 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9395 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9396 that may cause control flow transfer from being moved.
9398 2007-04-18 Jan Hubicka <jh@suse.cz>
9400 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9403 2007-04-18 Eric Christopher <echristo@apple.com>
9405 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9406 only. Update operands.
9407 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9408 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9409 link register to pic register.
9411 2007-04-18 Dirk Mueller <dmueller@suse.de>
9414 * tree-vrp.c (search_for_addr_array): New.
9415 (check_array_bounds): Suppress warning about
9416 address taken of array refs if its not de-referenced.
9418 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9420 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9421 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9423 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9424 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9425 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9427 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9429 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9431 (vect_analyze_scalar_cycles): Fix indentation.
9432 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9433 (vect_mark_relevant): Include phis in relevance analysis.
9435 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9437 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9439 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9440 output_operand_lossage().
9442 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9444 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9445 the unused code for reduction without adjust-in-epilog to simplify the
9448 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9450 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9451 (S390_TDC_NEGATIVE_ZERO): New constant.
9452 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9453 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9454 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9455 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9456 (S390_TDC_POSITIVE_INFINITY): New constant.
9457 (S390_TDC_NEGATIVE_INFINITY): New constant.
9458 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9459 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9460 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9461 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9462 (S390_TDC_INFINITY): New constant.
9463 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9464 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9465 optimization for UNSPEC_CCZ_TO_INT.
9466 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9467 ("*ccz_to_int"): New insn.
9468 ("isinf<mode>2"): New insn.
9469 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9470 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9471 (UNSPEC_CCZ_TO_INT): New constant.
9473 2007-04-18 Richard Guenther <rguenther@suse.de>
9475 PR tree-optimization/19431
9476 PR tree-optimization/21463
9477 * tree-pass.h (pass_phiprop): Declare.
9478 * passes.c (init_optimization_passes): New phiprop pass.
9479 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9480 (phivn_valid_p): New helper function.
9481 (phiprop_insert_phi): Likewise.
9482 (propagate_with_phi): Likewise.
9483 (tree_ssa_phiprop): New propagator propagating loads
9484 through phi nodes if profitable.
9486 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9488 * tree-vect-analyze.c (process_use): New function.
9489 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9490 Check phis in all bbs.
9491 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9494 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9496 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9499 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9502 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9505 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9507 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9509 (sse_vmmulv4sf3): Likewise.
9510 (sse2_vmaddv2df3): Likewise.
9511 (sse2_vmmulv2df3): Likewise.
9513 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9515 PR rtl-optimization/31360
9516 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9517 (target_reg_cost): New.
9518 (init_set_costs): Initialize target_reg_cost. Add comments
9519 regarding the rationale of the costs.
9520 (global_cost_for_size): Renamed to...
9521 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9522 of register pressure.
9523 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9524 estimate_reg_pressure_cost. Add number of ivs.
9525 (determine_set_costs): Dump target_reg_cost.
9526 * loop-invariant.c (gain_for_invariant): Use
9527 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9528 (best_gain_for_invariant, find_invariants_to_move): Remove
9530 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9531 (target_reg_cost): Declare.
9532 (global_cost_for_size): Declaration removed.
9533 (estimate_reg_pressure_cost): Declare.
9535 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9537 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9538 regnos into even/odd register pairs.
9539 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9540 TDmode similar to the other floating point modes.
9541 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9542 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9544 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9545 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9546 (movdd_hardfloat64): Use TARGET_MFPGPR.
9548 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9550 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9553 2005-01-05 Richard Henderson <rth@redhat.com>
9555 * reload1.c (do_input_reload): Restrict the optimization deleteing
9556 a previous output reload to RELOAD_FOR_INPUT.
9558 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9560 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9561 induc_vec_info_type.
9562 (vectorizable_induction): New function declaration.
9563 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9564 check if already vectorized. Find first place in BB where new stmts
9565 can be inserted. Takes only one argument.
9566 (vectorizable_induction): New function.
9567 (vect_transform_stmt): Add case for induc_vec_info_type to call
9568 vectorizable_induction.
9569 (vect_transform_loop): Consider phis for vectorization.
9570 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9572 (analyze_operations): Call vectorizable_induction when analyzing phis.
9574 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9575 (vect_mark_relevant): Include phis in relevance analysis.
9576 (vect_mark_stmts_to_be_vectorize): Likewise.
9577 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9579 2007-04-16 Lawrence Crowl <crowl@google.com>
9581 * doc/invoke.texi (Debugging Options): Add documentation for the
9582 -femit-struct-debug options -femit-struct-debug-baseonly,
9583 -femit-struct-debug-reduced, and
9584 -femit-struct-debug-detailed[=...].
9586 * c-opts.c (c_common_handle_option): Add
9587 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9588 and OPT_femit_struct_debug_detailed_.
9589 * c.opt: Add specifications for
9590 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9591 and -femit-struct-debug-detailed[=...].
9592 * opts.c (set_struct_debug_option): Parse the
9593 -femit-struct-debug-... options.
9594 * opts.c (matches_main_base, main_input_basename,
9595 main_input_baselength, base_of_path, matches_main_base): Add
9596 variables and functions to compare header base name to compilation
9598 * opts.c (should_emit_struct_debug): Add to determine to emit a
9599 structure based on the option.
9600 (dump_struct_debug) Also disabled function to debug this
9602 * opts.c (handle_options): Save the base name of the
9605 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9606 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9607 This hook indicates if a type is generic. Set it by default
9609 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9610 to determine if a struct type is generic or not.
9611 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9612 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9613 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9616 * flags.h (enum debug_info_usage): Add an enumeration to describe
9617 a program's use of a structure type.
9618 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9619 to indicate the program's usage of the type. Filter structs based
9620 on the -femit-struct-debug-... specification.
9621 (gen_type_die): Split into two routines, gen_type_die and
9622 gen_type_die_with_usage. gen_type_die is now a wrapper
9623 that assumes direct usage.
9624 (gen_type_die_with_usage): Replace calls to gen_type_die
9625 with gen_type_die_with_usage adding the program usage of
9626 the referenced type.
9627 (dwarf2out_imported_module_or_decl): Suppress struct debug
9628 information using should_emit_struct_debug when appropriate.
9630 2007-04-16 Ian Lance Taylor <iant@google.com>
9632 PR tree-optimization/31522
9633 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9634 (vrp_initialize): Allocate vr_phi_edge_counts.
9635 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9636 executable edge. Drop test for all constants.
9637 (vrp_finalize): Free vrp_phi_edge_counts.
9639 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9640 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9642 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9643 predecessors at head rather than tail.
9645 2007-04-16 Matthias Klose <doko@debian.org>
9647 * config/alpha/linux.h (CPP_SPEC): Define.
9648 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9650 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9652 * function.h: Remove sequence_stack extern declaration.
9654 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9656 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9658 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9661 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9663 * config/avr/avr.c (avr_arch_types): Rearranging array.
9664 (enum avr_arch): Add.
9665 (avr_mcu_types): Use avr_arch enumeration constants instead of
9667 * config/avr/avr.h (LINK_SPEC): Simplify.
9669 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9671 * config/m68k/m68k.c (m68k_libcall_value,
9672 m68k_function_value): Use macros for register names more.
9674 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9676 (M68K_REGNAME): Use A6_REG.
9677 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9679 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9682 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9683 'pending_read_list_length' and 'pending_write_list_length'. Update
9685 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9686 to handle two length counters instead of one. Update all uses.
9687 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9688 two length counters instead of one.
9689 * sched-rgn.c (propagate_deps): Update to handle two length counters
9692 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9695 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9696 copy of source, pass it to ix86_expand_vector_set and return
9699 2007-04-16 David Ung <davidu@mips.com>
9700 Joseph Myers <joseph@codesourcery.com>
9702 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9703 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9704 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9705 Add 74K processor information.
9706 * config/mips/mips.md: Include 74k.md.
9707 (cpu): Add 74kc,74kf,74kx.
9708 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9709 * config/mips/74k.md: New.
9710 * doc/invoke.texi (MIPS Options): Document 74K support.
9712 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9714 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9715 vectorizable_* functions.
9716 * tree-vect-transform.c (vectorizable_call): Add check for
9717 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9718 (vectorizable_store): likewise.
9719 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9721 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9722 (vectorizable_type_promotion, vectorizable_load): Likewise.
9723 (vectorizable_live_operation, vectorizable_condition): Likewise.
9724 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9726 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9728 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9730 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9731 register numbers more.
9732 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9733 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9734 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9735 FUNCTION_VALUE_REGNO_P): Likewise.
9736 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9737 STATIC_CHAIN_REGNUM): Likewise.
9738 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9739 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9740 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9741 * config/m68k/m68k.md (FP_REG): New.
9743 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9745 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9748 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9750 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9751 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9754 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9756 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9759 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9762 * c-decl.c (finish_decl): Grab the type of the decl after the call
9763 to store_init_value.
9765 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9767 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9769 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9772 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9773 dominators, post dominators and cleanup cfg before returning.
9775 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9777 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9778 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9780 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9782 * config.gcc: Recognize fido.
9783 * config/m68k/m68k-devices.def (fidoa): New.
9784 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9786 (FL_FIDOA, TARGET_FIDOA): New.
9787 * config/m68k/m68k.opt (mfidoa): New.
9789 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9792 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9793 when a personality function is used.
9795 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9797 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9799 2007-04-13 Mike Stump <mrs@apple.com>
9801 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9803 * config/darwin.opt (fapple-kext): Make C++ only.
9804 * config/darwin.c (darwin_override_options): Remove code to ensure
9805 -fapple-kext is given for C++ only.
9807 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9809 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9810 * config/mips/mips.c (override_options): Call
9811 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9813 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/i386.opt (msvr3-shlib): Removed.
9817 * doc/invoke.texi: Remove -msvr3-shlib.
9819 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9821 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9822 with "popcnt" instruction.
9824 2007-04-13 Richard Guenther <rguenther@suse.de>
9826 PR tree-optimization/21258
9827 * tree-vrp.c (compare_case_labels): New helper.
9828 (find_switch_asserts): New function.
9829 (find_assert_locations): Call it for SWITCH_EXPRs.
9831 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9833 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9834 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9835 check is now implied in X87_FLOAT_MODE_P.
9836 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9837 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9838 (fix_trunc<mode>_i386_fisttp): Ditto.
9839 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9840 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9841 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9842 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9843 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9844 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9845 (unnamed_splitters): Ditto.
9846 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9847 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9848 FIRST_SSE_REG for local functions when SSE math is enabled or
9849 for functions with sseregparm attribute.
9850 (standard_80387_constant_p): Return -1 if mode is not
9852 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9853 (ix86_expand_compare): Ditto.
9854 (ix86_expand_carry_flag_compare): Ditto.
9855 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9856 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9857 DECIMAL_FLOAT_MODE_P.
9858 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9859 of SCALAR_FLOAT_MODE_P.
9860 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9861 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9862 checks before FLOAT_MODE_P.
9863 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9864 before FLOAT_MODE_P.
9869 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9871 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9872 Charles Wilson <libtool@cwilson.fastmail.fm>
9874 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9875 (libgcc.mvars): Don't depend on them.
9876 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9877 * exec-tool.in: New.
9879 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9881 * doc/invoke.text (--help): Document --help=common.
9883 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9885 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9887 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9889 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9890 * genemit.c (main): Emit #include "integrate.h".
9891 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9892 (LOADGP_RTP): New mips_loadgp_style.
9893 * config/mips/mips.h: Include config/vxworks-dummy.h.
9894 (TARGET_RTP_PIC): New macro.
9895 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9896 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9897 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9899 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9900 -mvxworks-pic when using -mrtp and a PIC option.
9901 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9903 (mips_symbolic_constant_p, mips_symbolic_address_p)
9904 (mips_symbol_insns): Handle SYMBOL_HALF.
9905 (override_options): Warn about -G and -mrtp being used together.
9906 Initialize mips_lo_relocs[SYMBOL_HALF].
9907 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9908 (mips_emit_loadgp): Handle LOADGP_RTP.
9909 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9910 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9911 (tablejump): Handle function-relative case table entries if
9913 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9915 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9917 * config/mips/mips.md (load_call<mode>): Allow any general register.
9919 (sibcall_value_internal, sibcall_value_multiple_internal)
9920 (call_value_internal, call_value_split, call_value_multiple_internal)
9921 (call_value_multiple_split): Remove constraints from operand 0.
9923 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9925 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9926 rather than loadgp_noshared.
9927 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9928 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9930 * config/mips/mips.md (loadgp): Rename to...
9931 (loadgp_newabi): ...this.
9932 (loadgp_noshared): Rename to...
9933 (loadgp_absolute): ...this.
9935 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9937 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9938 false for locally-binding symbols.
9939 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9941 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9943 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9944 (SYMBOL_GOT_PAGE_OFST): ...this.
9945 (SYMBOL_GOT_GLOBAL): Rename to...
9946 (SYMBOL_GOT_DISP): ...this.
9947 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9948 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9949 * config/mips/mips.c (mips_global_symbol_p): New function.
9950 (mips_symbol_binds_local_p): Likewise.
9951 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9952 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9953 mips_global_symbol_p and mips_symbol_binds_local_p.
9954 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9955 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9956 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9958 (mips_ok_for_lazy_binding_p): New function.
9959 (mips_load_call_address, mips_expand_call): Use it.
9960 (mips_dangerous_for_la25_p): Likewise.
9961 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9962 (*got_disp<mode>): Use got_disp_operand instead of
9963 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9964 SYMBOL_GOTOFF_GLOBAL.
9965 (*got_page<mode>): Use got_page_ofst_operand instead of
9967 * config/mips/predicates.md (const_call_insn_operand): Use
9968 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9969 (global_got_operand): Rename to...
9970 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9972 (local_got_operand): Rename to...
9973 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9974 of SYMBOL_GOT_LOCAL.
9976 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9978 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9979 TARGET_CALL_CLOBBERED_GP.
9980 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9981 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9982 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9983 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9984 of TARGET_ABICALLS && !TARGET_NEWABI.
9985 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9986 * config/mips/mips.c (mips_load_call_address): Check
9987 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9988 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9989 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9990 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9991 TARGET_ABICALLS && TARGET_NEWABI.
9992 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9994 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9995 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9996 TARGET_ABICALLS && TARGET_NEWABI.
9997 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9998 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9999 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10000 whether indirect calls must use $25.
10001 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10003 * config/mips/mips.md (jal_macro): Check flag_pic and
10004 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10005 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10006 instead of TARGET_ABICALLS.
10007 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10008 TARGET_ABICALLS && TARGET_OLDABI.
10009 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10010 (sibcall): In the comment above the define_insn, mention
10011 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10012 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10013 instead of TARGET_ABICALLS.
10015 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10017 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10018 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10019 (MACFLAGS_MATCH_P): New macro.
10020 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10021 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10022 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10023 the other MACFLAG constants.
10024 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10025 (flag_machi): Tighten constraints. Renumber some of the operands.
10026 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10028 (flag_machi_parts_acconly): New pattern.
10029 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10031 (flag_macinit1hi): Tighten constraints.
10032 (flag_mul_macv2hi_parts_acconly): New pattern.
10034 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10035 Use a more efficient implementation.
10036 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10037 inline sequences when not optimizing for size.
10039 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10040 movhi_high2low): Delete, merge functionality into...
10041 (packv2hi): ... this pattern.
10043 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10044 * config/bfin/bfin.opt (msim): New option.
10045 (mcpu=): New option.
10046 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10047 (bfin_cpu_t): Typedef of enum bfin_cpu.
10048 (bfin_cpu_type): New declaration.
10049 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10050 -msim and -mcpu= options.
10051 (LIB_SPEC): Likewise.
10052 * config/bfin/bfin.c (bfin_cpu_type): Define.
10053 (bfin_handle_option): Handle -mcpu= option.
10054 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10055 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10056 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10058 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10060 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10061 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10062 (powerpc-wrs-vxworksae): Use ${tm_file}.
10063 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10064 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10065 * config/i386/vx-common.h: New file.
10067 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10069 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10072 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10074 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10077 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10081 * c-common.c (c_build_qualified_type): Set canonical type
10084 2007-04-12 Richard Guenther <rguenther@suse.de>
10086 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10087 lower bound and element size if lower bound is not zero
10088 or either of the ARRAY_REF operands is set.
10090 2007-04-12 Richard Guenther <rguenther@suse.de>
10092 PR tree-optimization/24689
10093 PR tree-optimization/31307
10094 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10096 * gimplify.c (canonicalize_addr_expr): To be consistent with
10097 gimplify_compound_lval only set operands two and three of
10098 ARRAY_REFs if they are not gimple_min_invariant. This makes
10099 it never at this place.
10100 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10102 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10104 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10105 null before emitting a .nsubspa directive.
10107 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10109 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10110 need_to_partition_p if there are no memory statements in the
10113 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10115 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10116 (gcd_of_steps_may_divide_p): New function.
10117 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10119 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10121 * reload.c (find_reloads_toplev, find_reloads_address,
10122 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10123 not a pointer equality test, to decide if we need to call
10124 push_reg_equiv_alt_mem.
10126 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10128 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10129 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10131 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10133 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10135 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10136 vector to be positive.
10138 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10142 * doc/invoke.texi: Document --params max-aliased-vops and
10144 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10145 debug_memory_partitions): Move to tree-flow.h
10146 * params.h (AVG_ALIASED_VOPS): Define.
10147 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10149 (mp_info_t): Likewise.
10150 (get_mem_sym_stats_for): New.
10151 (set_memory_partition): Move from tree-flow-inline.h.
10152 (mark_non_addressable): Only clear the set of symbols for the
10153 partition if it exists.
10154 (dump_memory_partitions): Move from tree-ssa-operands.c
10155 (debug_memory_partitions): Likewise.
10156 (need_to_partition_p): New.
10157 (dump_mem_ref_stats): New.
10158 (debug_mem_ref_stats): New.
10159 (dump_mem_sym_stats): New.
10160 (debug_mem_sym_stats): New.
10161 (update_mem_sym_stats_from_stmt): New.
10162 (compare_mp_info_entries): New.
10163 (mp_info_cmp): Call it.
10164 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10166 (get_mpt_for): Move from tree-ssa-operands.c.
10167 (find_partition_for): New.
10168 (create_partition_for): Remove.
10169 (estimate_vop_reduction): New.
10170 (update_reference_counts): New.
10171 (build_mp_info): New.
10172 (compute_memory_partitions): Refactor.
10173 Document new heuristic.
10174 Call build_mp_info, update_reference_counts,
10175 find_partition_for and estimate_vop_reduction.
10176 (compute_may_aliases): Populate virtual operands before
10177 calling debugging dumps.
10178 (delete_mem_sym_stats): New.
10179 (delete_mem_ref_stats): New.
10180 (init_mem_ref_stats): New.
10181 (init_alias_info): Call it.
10182 (maybe_create_global_var): Remove alias_info argument.
10183 Get number of call sites and number of pure/const call sites
10184 from gimple_mem_ref_stats().
10185 (dump_alias_info): Call dump_memory_partitions first.
10186 (dump_points_to_info_for): Show how many times a pointer has
10188 * opts.c (decode_options): For -O2 set --param
10189 max-aliased-vops to 500.
10190 For -O3 set --param max-aliased-vops to 1000 and --param
10191 avg-aliased-vops to 3.
10192 * fortran/options.c (gfc_init_options): Remove assignment to
10194 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10195 * tree-dfa.c (dump_variable): Dump memory reference
10197 Dump NO_ALIAS* settings.
10198 (referenced_var_lookup): Tidy.
10199 (mem_sym_stats): New.
10200 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10201 and ORIG are different SSA names for a memory partition.
10202 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10203 * tree-flow.h (struct mem_sym_stats_d): Define.
10204 (mem_sym_stats_t): Define.
10205 (struct mem_ref_stats_d): Define.
10206 (struct gimple_df): Add field mem_ref_stats.
10207 (enum noalias_state): Define.
10208 (struct var_ann_d): Add bitfield noalias_state.
10209 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10210 debug_mem_ref_stats, debug_memory_partitions,
10211 debug_mem_sym_stats): Declare.
10212 * tree-ssa-structalias.c (update_alias_info): Update call
10213 sites, pure/const call sites and asm sites in structure
10214 returned by gimple_mem_ref_stats.
10215 Remove local variable IS_POTENTIAL_DEREF.
10216 Increase NUM_DEREFS if the memory expression is a potential
10218 Call update_mem_sym_stats_from_stmt.
10219 If the memory references memory, call
10220 update_mem_sym_stats_from_stmt for all the direct memory
10221 symbol references found.
10222 (intra_create_variable_infos): Set noalias_state field for
10223 pointer arguments according to the value of
10224 flag_argument_noalias.
10225 * tree-ssa-structalias.h (struct alias_info): Remove fields
10226 num_calls_found and num_pure_const_calls_found.
10227 (update_mem_sym_stats_from_stmt): Declare.
10228 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10229 Set default value to 100.
10230 (PARAM_AVG_ALIASED_VOPS): Define.
10232 2007-04-11 Richard Guenther <rguenther@suse.de>
10234 PR middle-end/31530
10235 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10236 a * -b + c as c - a * b if we honor sign dependent rounding.
10238 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10240 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10241 bfin_expand_strmov.
10242 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10243 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10245 (initialize_trampoline): Don't use old-style function definition.
10246 (bfin_secondary_reload): Mark IN_P argument as unused.
10248 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10250 PR tree-optimization/31343
10251 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10252 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10253 * testsuite/gcc.dg/vect/pr31343.c: New.
10255 2007-04-10 Eric Christopher <echristo@apple.com>
10257 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10258 * config/i386/i386.md (*cmpfp0): Use.
10259 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10260 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10261 (fix_trunc<mode>_i386_fisttp): Ditto.
10262 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10263 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10264 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10265 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10266 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10267 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10268 (unnamed_splitters): Ditto.
10269 * config/i386/i386.c (output_fix_trunc): Assert that
10270 we're not being passed a TFmode operand.
10272 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10274 PR tree-optimization/31526
10275 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10276 n_basic_blocks to find newly added blocks.
10278 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10282 (fix_trunc<mode>si_sse): Ditto.
10283 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10284 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10285 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10286 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10287 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10288 expander using SSEMODEF mode macro.
10289 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10290 expander using SSEMODEF mode macro.
10291 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10292 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10293 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10294 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10295 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10296 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10297 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10298 Macroize insn using X87MODEF mode macro.
10300 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10302 * config/i386/sse.md (sse2_pinsrw): Removed.
10303 (sse2_pextrw): Renamed to ...
10304 (*sse2_pextrw): This.
10306 2007-04-09 Jan Hubicka <jh@suse.cz>
10309 * config/i386/sse.md
10310 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10311 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10312 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10313 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10315 2007-04-09 Jan Hubicka <jh@suse.cz>
10317 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10318 multiple fields of union.
10320 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10322 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10323 (create_preheaders): Check that loops are available.
10324 (fix_loop_structure): Clean up, improve comments.
10325 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10326 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10328 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10329 * predict.c (tree_estimate_probability): Do not call
10330 calculate_dominance_info. Call create_preheaders.
10331 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10332 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10334 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10335 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10336 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10337 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10340 2007-04-08 Jan Hubicka <jh@suse.cz>
10342 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10343 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10344 * fold-const.c (fold_unary): Use it.
10346 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10348 * varasm.c (assemble_variable): Remove call to
10349 lang_hooks.decls.prepare_assemble_variable.
10350 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10351 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10352 * langhooks.h (lang_hooks_for_decls): Remove
10353 prepare_assemble_variable.
10355 2007-04-08 Mike Stump <mrs@apple.com>
10357 * config/i386/i386.c: Use inc/dec on Core2.
10359 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10361 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10362 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10363 lhd_tree_inlining_end_inlining): Remove.
10364 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10365 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10366 end_inlining hooks.
10367 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10368 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10369 lhd_tree_inlining_end_inlining): Remove prototypes.
10370 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10371 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10372 LANG_HOOKS_TREE_INLINING_START_INLINING,
10373 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10375 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10378 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10381 * config/avr/predicates.md (io_address_operand): Delete predicate.
10382 (low_io_address_operand): Don't use 'mode' argument.
10383 (higth_io_address_operand): Rename ...
10384 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10385 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10388 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10390 Revert change removing staticp.
10392 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10395 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10398 2007-04-07 Bruce Korb <bkorb@gnu.org>
10400 * c.opt: Add -Wformat-contains-nul.
10401 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10403 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10404 the NUL byte warning.
10406 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10408 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10410 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10412 * tree.c (staticp): No longer use staticp langhook.
10413 * langhooks.c (lhd_staticp): Removed.
10414 * langhooks.h (struct lang_hooks): Remove staticp.
10415 * c-common.c (c_staticp): Remove.
10416 * c-common.h (c_staticp): Ditto.
10417 * langhooks-defs.h (lhd_staticp): Ditto.
10418 (LHD_HOOKS_STATICP): Ditto
10419 * tree.h (gcc_assert_lowered): New macro.
10421 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10423 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10424 argument "reliable".
10425 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10426 Add argument "reliable". Propagate it through calls.
10427 (infer_loop_bounds_from_undefined): Derive number of iterations
10428 estimates from references in blocks that do not dominate loop latch.
10429 (gcov_type_to_double_int): New function.
10430 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10431 and expected_loop_iterations_unbounded.
10432 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10433 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10434 * tree-data-ref.c (estimated_loop_iterations): Export.
10435 (get_references_in_stmt): Fix -- do not return addresses of local
10437 * cfgloop.h (expected_loop_iterations_unbounded,
10438 estimated_loop_iterations): Declare.
10440 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10442 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10444 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10446 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10447 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10448 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10449 Use output_387_reg_move().
10450 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10451 expander using X87MODEF12 mode macro.
10452 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10453 choosing register preferences. Use output_387_reg_move().
10454 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10455 instead of "x". Use output_387_reg_move().
10456 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10457 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10458 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10459 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10460 Use output_387_reg_move().
10461 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10463 (*truncxf?f_i387 splitter): Ditto.
10465 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10467 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10468 LANG_HOOKS_SAFE_FROM_P.
10469 * expr.c (safe_from_p): Remove langhook call.
10470 * langhooks.h (lang_hooks): Remove safe_from_p.
10471 (lhd_safe_from_p): Remove prototype.
10472 * langhooks.c (lhd_safe_from_p): Remove.
10474 2007-04-06 Jan Hubicka <jh@suse.cz>
10476 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10479 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10481 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10482 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10483 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10484 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10486 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10487 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10489 2007-04-05 Richard Henderson <rth@redhat.com>
10491 * config/alpha/alpha.c (print_operand) [+]: Remove.
10492 (alpha_end_function): Print nop if call at end of function.
10493 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10494 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10495 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10496 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10497 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10498 the call pattern. Update peepholes to match.
10500 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10502 * doc/extend.texi (Other Builtins): Add decimal float variants
10504 * builtins.def: Ditto.
10505 * builtins.c (expand_builtin): Ditto.
10507 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10508 H.J. Lu <hongjiu.lu@intel.com>
10511 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10512 of V8HImode when calling ix86_binary_operator_ok.
10513 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10514 (sdot_prodv8hi): Operands 1 and 2 must be register.
10516 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10518 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10519 initialize align to silence bogus warning.
10521 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10523 PR middle-end/22156
10524 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10526 (struct sra_walk_fns): Remove use_all parameter from use.
10527 (sra_hash_tree): Handle BIT_FIELD_REFs.
10528 (sra_elt_hash): Don't hash bitfld blocks.
10529 (sra_elt_eq): Skip them in parent compares as well. Handle
10531 (sra_walk_expr): Don't maintain or pass down use_all_p.
10532 (scan_use): Remove use_all parameter.
10533 (scalarize_use): Likewise. Re-expand assignment to
10534 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10535 output, and re-scalarize after output. Don't mark anything
10537 (scalarize_ldst): Adjust.
10538 (scalarize_walk_gimple_modify_statement): Likewise.
10539 (build_element_name_1): Handle BIT_FIELD_REFs.
10540 (instantiate_element): Don't warn for any element whose parent
10541 is used as a whole.
10542 (instantiate_missing_elements_1): Return the sra_elt.
10543 (canon_type_for_field): New.
10544 (try_instantiate_multiple_fields): New.
10545 (instantiate_missing_elemnts): Use them.
10546 (mark_no_warning): Removed.
10547 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10548 (REPLDUP, sra_build_elt_assignment): New.
10549 (generate_copy_inout): Use them.
10550 (generate_element_copy): Likewise. Handle bitfld differences.
10551 (generate_element_zero): Don't recurse for blocks. Use
10552 sra_build_elt_assignment.
10553 (generate_one_element_int): Take elt instead of var. Use
10554 sra_build_elt_assignment.
10555 (generate_element_init_1): Adjust.
10556 (scalarize_use, scalarize_copy): Use REPLDUP.
10557 (scalarize_ldst): Move assert before dereference.
10558 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10560 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10562 * regmove.c: Fix unused variable warnings due to previous commit.
10564 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10566 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10567 (regmove_bb_head): Remove.
10568 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10569 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10570 problems with fixup_match_1.
10571 Don't initialize/free regmove_bb_head.
10573 (reg_is_remote_constant_p): If an insn is in the same basic block
10574 but not before INSN, consider it remote, too.
10576 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10579 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10580 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10582 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10584 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10585 (CONDITIONAL_REGISTER_USAGE): Likewise.
10587 2007-04-04 Richard Henderson <rth@redhat.com>
10589 * config/alpha/lib1funcs.asm: Remove unused file.
10591 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10594 * opts.c (print_specific_help): Fix --help=<language>
10596 (common_handle_option): Support --help=common.
10598 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10601 * gcc.c (main): Do not run the linker if
10602 print_subprocess_help indicates that it shouldn't be
10605 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10608 * doc/invoke.texi (--help=): Document <languages> value, fix
10609 formatting in tables of values.
10611 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10613 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10614 dllimport attribute of virtual methods.
10616 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10618 * config/score/crti.asm: Change _bss_start to __bss_start.
10619 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10620 (OUTGOING_REG_PARM_STACK_SPACE) update.
10621 * config/score/score.opt: add options to make backend support
10622 score5, score5u, score7 and score7d.
10623 * config/score/score.md: Likewise.
10624 * config/score/misc.md: Likewise.
10625 * config/score/mac.md: Likewise.
10626 * doc/invoke.texi: Likewise.
10627 * doc/md.texi: update constraints define.
10629 2007-04-03 Richard Henderson <rth@redhat.com>
10631 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10632 an appropriate type, use the mode instead.
10634 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10636 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10637 Set the default --with-arch setting to mips2.
10638 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10639 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10640 (MULTILIB_OSDIRNAMES): Delete.
10641 (MULTILIB_DIRNAMES): Define.
10642 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10643 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10644 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10645 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10646 VXWORKS_OS_CPP_BUILTINS.
10647 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10648 (MIPS_DEBUGGING_INFO): Undefine.
10649 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10651 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10653 PR middle-end/30704
10654 * fold-const.c (native_encode_real): Encode real.c provided longs
10655 as a series of 32-bit native integers.
10656 (native_interpret_real): Interpret buffer as a series of 32-bit
10659 2007-04-03 Richard Guenther <rguenther@suse.de>
10661 * genpreds.c (write_insn_constraint_len): Write function
10662 optimized for CONSTRAINT_LEN implementation.
10663 (write_tm_preds_h): Output insn_constraint_len inline and
10664 use it for CONSTRAINT_LEN.
10665 (write_insn_preds_c): Don't output insn_constraint_len.
10666 * doc/md.texi (define_register_constraint): Document multi-letter
10667 constraints shall have the same length if they start with the same
10670 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/i386.md (isinf<mode>2): Expand only when
10674 TARGET_C99_FUNCTIONS is set.
10676 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10678 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10679 (x86_64-*-linux*): Ditto.
10680 * config/i386/i386.opt (mpc): New option.
10681 * config/i386/i386.c (overrride_options): Handle
10682 ix87_precision_string.
10683 * config/i386/crtprec.c: New file.
10684 * config/i386/t-crtpc: Ditto.
10685 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10686 and -mpc80 options.
10687 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10688 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10689 crtprec32.o, crtprec64.o and crtprec80.o.
10691 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10692 and -mpc80 options.
10693 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10695 2007-04-02 Eric Christopher <echristo@apple.com>
10697 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10698 limitations on darwin.
10700 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10703 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10705 2007-04-02 Dave Korn <dave.korn@artimi.com>
10707 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10709 2007-04-02 Dave Korn <dave.korn@artimi.com>
10711 * libgcc2.h (exception_descriptor): Don't forward-declare.
10712 (__get_eh_table_language, __get_eh_table_version): Delete
10713 prototypes of long-dead functions.
10715 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10717 * ebitmap.h: New file
10718 * ebitmap.c: New file
10719 * Makefile.in (ebitmap.o): New target.
10721 2007-04-01 Jan Hubicka <jh@suse.cz>
10723 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10724 before very first instruction.
10726 2007-04-01 Jan Hubicka <jh@suse.cz>
10728 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10729 waring on 64bit hosts.
10730 * bitmap.h: Fix typo in bitmap_head_def.
10732 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10734 PR rtl-optimization/31391
10735 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10736 into a DELETED_LABEL note, and the label is in an empty basic
10737 block, update BB_END as well as BB_HEAD.
10739 2007-04-01 Richard Henderson <rth@redhat.com>
10741 PR tree-optimization/31169
10742 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10743 to varying if the range is outside [0, prec-1].
10745 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10748 * config/mips/mips.md (load_const_gp): New insn.
10749 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10750 the MIPS16 GP pseudo register if no_new_pseudos.
10751 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10753 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10756 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10758 (call_value): Likewise.
10760 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10761 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10764 * doc/invoke.texi: (optimization options): Reword description
10765 of -ffast-math. Document its primary purpose.
10767 2007-03-31 Richard Guenther <rguenther@suse.de>
10769 * omp-low.c (splay-tree.h): Include.
10770 (lookup_decl): Replace splay-tree usage by pointer-map.
10771 (maybe_lookup_decl): Likewise.
10772 (new_omp_context): Likewise.
10773 (delete_omp_context): Likewise.
10774 * gimplify.c (splay-tree.h): Include.
10775 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10777 (remap_ssa_name): Likewise.
10778 (remap_decl): Likewise.
10779 (remap_type_1): Likewise.
10780 (remap_type): Likewise.
10781 (copy_body_r): Likewise.
10782 (expand_call_inline): Likewise.
10783 (clone_body): Likewise.
10784 (copy_tree_r): Likewise.
10785 (remap_save_expr): Likewise.
10786 (unsave_r): Likewise.
10787 (unsave_expr_now): Likewise.
10788 (tree_function_versioning): Likewise.
10789 (build_duplicate_type): Likewise.
10790 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10791 (struct copy_body_data): Replace splay-tree by pointer-map.
10792 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10793 not $(SPLAY_TREE_H).
10794 (gimplify.o): Depend on $(SPLAY_TREE_H).
10795 (omp-low.p): Likewise.
10797 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10799 * config/avr/predicates.md (even_register_operand,
10800 odd_register_operand): New predicates.
10801 * config/avr/avr.md (movw peephole2): New.
10802 (movw_r peephole2): New.
10804 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10806 * tree.h (get_signed_or_unsigned_type): New.
10807 * fold-const.c (operand_equal_for_comparison_p): Use
10808 get_signed_or_unsigned_type instead of
10809 lang_hooks.types.signed_or_unsigned_type.
10810 * expr.c (store_expr): Ditto.
10811 * langhooks.c (get_signed_or_unsigned_type): New.
10812 (lhd_signed_or_unsigned_type): New.
10813 * langhooks.h (lhd_signed_or_unsigned_type): New.
10814 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10816 2007-03-30 Richard Henderson <rth@redhat.com>
10818 * tree-ssa-loop-ivopts.c: Include target.h.
10819 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10820 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10821 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10822 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10824 2007-03-30 Richard Henderson <rth@redhat.com>
10825 Kai Tietz <kai.tietz@onevision.com>
10827 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10828 default for 64-bit.
10829 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10830 (TARGET_64BIT_MS_ABI): New.
10831 (DBX_REGISTER_NUMBER): Handle 64-bit.
10832 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10833 (LONG_TYPE_SIZE): Force to 32.
10834 (REG_PARM_STACK_SPACE): New.
10835 (OUTGOING_REG_PARM_STACK_SPACE): New.
10836 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10837 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10838 (STACK_BOUNDARY): Use 128 for 64-bit.
10839 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10840 Add 64-bit implementation.
10841 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10843 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10844 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10845 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10846 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10847 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10848 TARGET_64BIT_MS_ABI.
10849 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10850 (ix86_pass_by_reference): Likewise.
10851 (ix86_function_value_regno_p): Likewise.
10852 (ix86_build_builtin_va_list): Likewise.
10853 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10854 (function_arg_advance_ms_64): New.
10855 (function_arg_advance): Call it.
10856 (function_arg_ms_64): New.
10857 (function_arg): Call it.
10858 (function_value_ms_64): New.
10859 (ix86_function_value_1): Call it.
10860 (return_in_memory_ms_64): New.
10861 (ix86_return_in_memory): Call it.
10862 (setup_incoming_varargs_ms_64): New.
10863 (ix86_setup_incoming_varargs): Call it.
10864 (ix86_expand_prologue): Handle 64-bit stack probing.
10865 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10866 (output_pic_addr_const): Likewise.
10867 (x86_this_parameter): Likewise.
10868 (x86_output_mi_thunk): Likewise.
10869 (x86_function_profiler): Likewise.
10870 (TARGET_STRICT_ARGUMENT_NAMING): New.
10871 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10872 (TARGET_64BIT_MS_ABI): New.
10873 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10874 * config/i386/i386.md (allocate_stack_worker): Remove.
10875 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10876 describe the clobber of eax without a match_scratch.
10877 (allocate_stack_worker_postreload): Remove.
10878 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10879 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10880 (allocate_stack_worker_rex64_postreload): Remove.
10881 (allocate_stack): Handle 64-bit.
10882 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10883 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10884 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10885 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10886 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10887 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10888 * config.build (x86_64-*-mingw*): New host.
10889 * config.host (x86_64-*-mingw*): New host.
10890 * config.gcc (x86_64-*-mingw*): New target.
10891 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10893 2007-03-30 Richard Henderson <rth@redhat.com>
10894 Kai Tietz <kai.tietz@onevision.com>
10896 * c-pragma.c (struct def_pragma_macro_value): New.
10897 (struct def_pragma_macro): New.
10898 (pushed_macro_table): New.
10899 (dpm_hash, dpm_eq): New.
10900 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10901 (init_pragma): Install them.
10902 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10904 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10906 * config/avr/avr.c (avr_override_options): Clear
10907 'flag_delete_null_pointer_checks'.
10909 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10912 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10913 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10914 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10915 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10916 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10917 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10918 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10920 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10922 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10924 * regmove.c: Move all of pass_stack_adjustments from here...
10925 * combine-stack-adj.c: ...to this new file.
10926 * Makefile.in: Add rules for combine-stack-adj.o.
10928 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10930 PR tree-optimization/31383
10931 * tree-data-ref.c (affine_function_equal_p): Do not require the
10932 vectors to have the same length.
10934 2007-03-30 Jan Hubicka <jh@suse.cz>
10936 PR middle-end/30700
10937 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10938 availablility; add more sanity checking; ask varpool only about
10941 2007-03-29 Richard Henderson <rth@redhat.com>
10943 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10944 to decide, but __SIZEOF_LONG_LONG__.
10946 2007-03-29 Richard Henderson <rth@redhat.com>
10948 * emutls.c (struct __emutls_array): New.
10949 (emutls_destroy): Use it instead of casting element 0 from void*.
10950 (__emutls_get_address): Likewise.
10952 2007-03-29 Richard Henderson <rth@redhat.com>
10954 * varasm.c (initializer_constant_valid_p): Don't deny
10955 DECL_DLLIMPORT_P on functions.
10957 * config/i386/cygming.h: Remove function declarations.
10958 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10959 (ASM_OUTPUT_LABELREF): Remove.
10960 (COMMON_ASM_OP): Remove.
10961 (ASM_OUTPUT_COMMON): Remove.
10962 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10963 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10964 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10965 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10966 Rename from TARGET_ENCODE_SECTION_INFO.
10967 * config/i386/netware.h: Likewise.
10968 * config/i386/i386-protos.h: Update.
10969 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10970 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10971 (legitimate_constant_p): Reject dllimports.
10972 (dllimport_map, get_dllimport_decl): New.
10973 (legitimize_dllimport_symbol): New.
10974 (legitimize_address, ix86_expand_move): Use it.
10975 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10976 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10977 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10978 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10979 * config/i386/predicates.md (constant_call_address_operand): Only
10980 accept symbols; reject dllimport_p symbols.
10981 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10982 i386_pe_maybe_record_exported_symbol.
10983 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10984 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10985 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10986 trust the setting of DECL_DLLIMPORT_P.
10987 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10988 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10989 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10990 tidy the argument scanning loop.
10991 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10992 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10993 (i386_pe_strip_name_encoding): Remove.
10994 (i386_pe_binds_local_p): New.
10995 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10996 (i386_pe_output_labelref): Remove.
10997 (i386_pe_asm_output_aligned_decl_common): New.
10998 (i386_pe_maybe_record_exported_symbol): Rename from
10999 i386_pe_record_exported_symbol; check for dllexported symbols.
11001 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11003 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11004 add comment explaining why vsnprintf cannot be used.
11006 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11008 PR tree-optimization/30666
11009 * tree.c (build_complex_type): When creating type names for DWARF2
11010 debug info, create TYPE_DECLs for TYPE_NAME instead of
11012 (build_common_tree_nodes_2): Use build_complex_type when building
11013 predefined complex types, to preserve canonical types.
11015 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11017 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11018 (noce_get_alt_condition): Look at it to determine whether to
11019 reverse the condition or not.
11020 (noce_get_condition): Substitute the truth for lies.
11021 (noce_find_if_block): Set the then_else_reversed field.
11023 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11025 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11026 destination of this insn.
11027 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11028 than calling gen_rtx_SET directly. Use r0 to hold the value of
11029 'address + 4' rather than a stack based temporary which can be
11030 mis-optimized away.
11032 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11034 * config/s390/s390.c (s390_secondary_input_reload_class,
11035 s390_secondary_output_reload_class): Functions removed.
11036 (s390_secondary_reload): New function.
11037 (TARGET_SECONDARY_RELOAD): Target macro defined.
11038 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11039 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11040 * config/s390/s390.md ("reload_outti", "reload_outdi",
11041 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11042 "reload_out<mode>"): Expanders removed.
11043 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11044 "reload<mode>_nonoffmem_out"): Expanders added.
11046 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11048 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11049 action if SRC->DEST replacement failed anyway.
11051 2007-03-28 Mike Stump <mrs@apple.com>
11053 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11054 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11055 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11057 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11059 * config.gcc: Accept barcelona as a variant of amdfam10.
11060 * config/i386/i386.c (override_options): Likewise.
11061 * doc/invoke.texi: Likewise.
11063 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11065 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11066 offsets for BIT_FIELD_REF and COMPONENT_REF.
11068 2007-03-28 Richard Guenther <rguenther@suse.de>
11070 * tree.c (is_global_var): Move ...
11071 * tree-flow-inline.h (is_global_var): ... here.
11072 * tree.h (is_global_var): Remove declaration.
11074 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11078 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11079 * config/i386/i386.c (ix86_tune_features): Initialize new
11081 * config/i386/predicates.md (promotable_binary_operator): Use
11082 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11084 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11087 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11089 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11091 * config/fr30/fr30.md (movsi_internal): Change destination
11092 constraint from m to V and add m to the end.
11094 2007-03-28 Christian Bruel <christian.bruel@st.com>
11096 * config/sh/sh.md (movsi_i): Fix type attribute.
11098 2007-03-28 Christian Bruel <christian.bruel@st.com>
11100 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11101 (movsf_ie): Likewise.
11103 2007-03-28 Christian Bruel <christian.bruel@st.com>
11105 * config.gcc: Add sh4-300 to multilib.
11106 * config/sh/t-mlib-sh4-300: New file.
11108 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11110 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11111 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11112 fix_trunc<mode>di2.
11113 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11114 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11115 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11116 "fixuns_trunctddi2"): Whitespace fix.
11118 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11120 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11121 the definition of struct sh_args.
11122 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11123 CALL_COOKIE_INT_REG_GET): Likewise.
11125 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11127 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11128 transformations are applied successfully.
11130 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11132 * tree.c (tree_contains_struct): Permit 512 tree codes.
11133 * tree.h (tree_contains_struct): Ditto.
11134 (MAX_TREE_CODES): Ditto.
11135 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11136 SPARE member to store remaining padding bits.
11138 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11140 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11143 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11145 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11146 * configure: Regenerate.
11148 * configure: Regenerate using the correct version of autoconf.
11150 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11152 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11154 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11155 regs to "__SP_L__" and "__SP_H__".
11157 2007-03-27 Richard Guenther <rguenther@suse.de>
11159 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11160 computations with it with a HOST_WIDE_INT variable.
11162 2007-03-26 Mike Stump <mrs@apple.com>
11164 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11165 objective-c-header, objective-c++-header and objc++-cpp-output
11167 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11169 2007-03-26 Richard Henderson <rth@redhat.com>
11172 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11173 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11174 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11175 IX86_BUILTIN_PSRLQ128): New.
11176 (ix86_init_mmx_sse_builtins): Add them.
11177 (ix86_expand_builtin): Expand them.
11178 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11179 operand 2 be TImode.
11180 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11181 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11182 _mm_srli_epi64): Mark __B const.
11183 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11184 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11185 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11186 new two-vector shift builtins.
11188 2007-03-26 Ian Lance Taylor <iant@google.com>
11190 PR tree-optimization/31345
11191 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11192 [+INF, +INF(OVF)] into VARYING.
11194 2007-03-26 Zack Weinberg <zackw@panix.com>
11196 * gengtype-parse.c: New file.
11197 * gengtype-yacc.y: Delete.
11198 * gengtype-lex.l: Don't include gengtype-yacc.h.
11199 Define YY_DECL and yyterminate appropriately for recursive
11200 descent parser. yylval is now a string out-parameter to yylex.
11201 (HWS, EOID): New shorthand.
11202 (IWORD): Add a couple more types.
11203 (yylex): Add a setup stanza. Remove the complex rules for
11204 detecting GTY'ed types and typedefs; replace with simple
11205 keyword detectors. Adjust everything for the changed
11206 definition of yylval. Ignore all pp-directives, not just #define.
11208 (parse_file): Rename yybegin; do not call yyparse.
11210 * gengtype.c (xasprintf): Export again.
11211 (this_file): New. Use everywhere __FILE__ was being used.
11212 (get_lang_bitmap): Special case types defined in gengtype.c.
11213 (do_typedef, new_structure): Suppress definition of certain types.
11214 (new_structure): Improve diagnostics of duplicate definitions.
11215 Make sure location_s is associated with input.h.
11216 (nreverse_pairs, define_location_structures): New functions.
11217 (main): Improve tagging of kludge types. Remove old kludges
11218 for input.h types; use define_location_structures.
11219 * gengtype.h: Update prototypes. Define token codes here.
11220 * Makefile.in: Remove all references to gengtype-yacc.
11221 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11223 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11224 add GTY((skip)) to the field that's only conditionally there.
11225 * doc/install.texi: Document that Bison is no longer required
11226 unless building treelang.
11228 * gengtype.c: Don't include gtyp-gen.h.
11229 (srcdir): Declare here.
11230 (base_files, lang_dir_names): Allocate dynamically.
11231 (gt_files, num_gt_files, num_lang_dirs): New globals.
11232 (measure_input_list, read_input_line, read_input_list)
11233 (set_lang_bitmap): New functions.
11234 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11235 simplify, relying on read_input_list to set up the bitmaps.
11236 (main): Arguments are no longer unused. Check for correct number
11237 of command line arguments, set srcdir and srcdir_len, then call
11238 read_input_list, before doing anything else. No need to worry
11239 about duplicates in main loop.
11240 * configure.ac: Simplify the calculation of all_gtfiles.
11241 Put language tags in there. Don't set or substitute
11242 all_gtfiles_files_langs or all_gtfiles_files_frags.
11243 * Makefile.in: Revamp the way gengtype is invoked, now that it
11244 takes a file on its command line with a much simpler format.
11245 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11246 (GTFILES): Remove duplicates and C source files.
11247 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11248 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11249 * configure: Regenerate.
11251 * gengtype.h: Remove all type definitions to gengtype.c; leave
11252 only definitions of options_p, type_p, and pair_p as opaque
11253 pointers. Update prototypes.
11254 * gengtype.c: Many type definitions moved here from gengtype.h.
11255 Consolidate type definitions at the top of the file.
11256 (xvasprintf): Delete.
11257 (xasprintf): Make static.
11258 (create_nested_pointer_option): Add 'next' parameter.
11259 (create_field_all, create_field_at): New functions.
11260 (create_field): Now a thin wrapper around create_field_all.
11261 (create_optional_field): Rename create_optional_field_ and add
11262 line argument. Original name is now a macro which supplies
11264 (oprintf): Use vsnprintf directly.
11265 (close_output_files): Use fatal rather than perror/exit.
11266 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11267 (main): Set progname. Don't use exit.
11268 * gengtype-yacc.y (struct_fields): Use create_field_at.
11269 (option, optionseqopt): Delete.
11270 (optionseq): Consolidate productions from option here so we
11271 can use the first argument to create_option.
11273 * gengtype-lex.l: Distinguish unions from structures in the
11274 token type. Don't call find_structure; return the tag as a string.
11275 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11276 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11277 string. Reorganize typedef_struct production accordingly.
11278 Use create_nested_ptr_option.
11279 * gengtype.c (create_nested_ptr_option): New function.
11280 * gengtype.h: Declare it.
11282 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11283 (string_type): Don't declare.
11284 (do_scalar_typedef): Declare.
11285 (create_scalar_type): Update prototype.
11286 * gengtype.c (string_type): Make static.
11287 (scalar_nonchar, scalar_char): New.
11288 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11289 (resolve_typedef): Use scalar_nonchar for error recovery.
11290 (create_scalar_type): Remove name_len field. Return scalar_char
11291 or scalar_nonchar as appropriate.
11292 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11293 to use string_type.
11294 (throughout): Use scalar_nonchar instead of calling
11295 create_scalar_type, whenever possible.
11296 (main): Initialize scalar_char and scalar_nonchar before calling
11298 * gengtype-lex.l: Adjust for removal of second argument to
11299 create_scalar_type. Use yylval.s instead of yylval.t when
11301 * gengtype-yacc.y: Type of SCALAR is string. Call
11302 create_scalar_type from type:SCALAR rule. Adjust for removal of
11303 second argument to create_scalar_type.
11305 * vec.h: Remove all #if IN_GENGTYPE blocks.
11306 Add comment saying that changes may require adjustments to gengtype.
11307 * gengtype.c: Don't include coretypes.h or tm.h.
11308 Add comment to inclusion of errors.h.
11309 (note_def_vec, note_def_vec_alloc): New functions.
11310 * gengtype.h: Declare new functions.
11311 * gengtype-lex.l: Don't include coretypes.h.
11312 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11314 (update_lineno): Remove unnecessary prototype.
11315 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11316 (VEC rule): Just return VEC_TOKEN.
11317 * gengtype-yacc.y (VEC_TOKEN): New token type.
11318 (type): Add a production for VEC(a,b).
11319 * Makefile.in: Update dependencies.
11321 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11322 typedefs that use the old PARAMS macro.
11324 * gengtype-lex.l: Remove all rules and states relating to yacc
11326 * gengtype-yacc.y: Similarly.
11327 * gengtype.c (note_yacc_type): Delete function.
11328 * gengtype.h: Update prototypes.
11330 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11332 * tree-pretty-print.c (dump_generic_node): Report precision of
11333 unnamed integer types.
11335 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11337 * ifcvt.c (noce_try_store_flag_constants): Don't check
11338 no_new_pseudos here.
11339 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11340 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11341 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11342 noce_try_sign_mask): Likewise.
11343 (if_convert): Check no_new_pseudos here.
11345 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11347 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11348 (noce_get_condition): Handle new then_else_reversed argument.
11349 (noce_init_if_info): Remove, fold into noce_find_if_block.
11350 (noce_process_if_block): Take a struct noce_if_info as the
11351 argument. Don't set up one based on ce_if_info. Update pointer
11352 references accordingly.
11353 (cond_move_process_if_block): Likewise.
11354 (process_if_block): Removed.
11355 (find_if_block): Removed. Move functionality two new functions,
11356 noce_find_if_block and cond_exec_find_if_block.
11357 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11358 blocks and the symmetric IF-ELSE-JOIN case.
11359 (cond_exec_find_if_block): Also new function mostly based on old
11360 find_if_block and process_if_block.
11361 (find_if_header): Replace find_if_block call with separately
11362 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11363 (find_cond_trap): Update noce_get_condition call.
11364 (dead_or_predicable): Likewise.
11366 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11368 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11370 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11371 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11372 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11373 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11374 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11375 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11376 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11377 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11378 __builtin_ia32_psrad128 builtins.
11380 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11382 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11383 * config/i386/constraints.md
11384 (define_constraint "I"): Use IN_RANGE macro.
11385 (define_constraint "J"): Ditto.
11386 (define_constraint "K"): Ditto.
11387 (define_constraint "M"): Ditto.
11388 (define_constraint "N"): Ditto.
11389 (define_constraint "O"): Ditto.
11390 * config/i386/predicates.md
11391 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11392 (define_predicate "const_0_to_3_operand"): Ditto.
11393 (define_predicate "const_0_to_7_operand"): Ditto.
11394 (define_predicate "const_0_to_15_operand"): Ditto.
11395 (define_predicate "const_0_to_63_operand"): Ditto.
11396 (define_predicate "const_0_to_255_operand"): Ditto.
11397 (define_predicate "const_1_to_31_operand"): Ditto.
11398 (define_predicate "const_2_to_3_operand"): Ditto.
11399 (define_predicate "const_4_to_7_operand"): Ditto.
11401 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11403 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11404 in SImode for save_world.
11405 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11408 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11410 PR tree-optimization/30784
11411 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11414 2007-03-25 Revital Eres <eres@il.ibm.com>
11416 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11417 Fold movement_possibility function into it.
11419 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11421 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11422 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11423 (call_indirect_nonlocal_darwin64): Same.
11424 (call_nonlocal_darwin64): Same.
11425 (call_value_indirect_nonlocal_darwin64): Same.
11426 (call_value_nonlocal_darwin64): Same.
11427 (sibcall_nonlocal_darwin64): Same.
11428 (sibcall_value_nonlocal_darwin64): Same.
11429 (sibcall_symbolic_64): Same.
11430 (sibcall_value_symbolic_64): Same.
11431 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11433 (rs6000_emit_load_toc_table): Same.
11434 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11435 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11437 (divss_call): Same.
11438 (divus_call): Same.
11439 (quoss_call): Same.
11440 (quous_call): Same.
11441 (load_toc_v4_pic_si): Same
11442 (load_toc_v4_PIC_1): Same.
11443 (load_toc_v4_PIC_1b): Same.
11444 (call_indirect_aix{32,64}): Same.
11445 (call_value_indirect_aix{32,64}): Same.
11447 (call_value): Same.
11448 (call_local{32,64}): Same.
11449 (call_value_local{32,64}): Same.
11450 (call_indirect_nonlocal_aix{32,64}): Same.
11451 (call_nonlocal_aix{32,64}): Same.
11452 (call_value_indirect_nonlocal_aix{32,64}): Same.
11453 (call_value_nonlocal_aix{32,64}): Same.
11454 (call_indirect_nonlocal_sysv<mode>): Same.
11455 (call_nonlocal_sysv<mode>): Same.
11456 (call_value_indirect_nonlocal_sysv<mode>): Same.
11457 (call_value_nonlocal_sysv<mode>): Same.
11459 (sibcall_local{32,64}): Same.
11460 (sibcall_value_local{32,64}): Same.
11461 (sibcall_nonlocal_aix{32,64}): Same.
11462 (sibcall_value_nonlocal_aix{32,64}): Same.
11463 (sibcall_nonlocal_sysv<mode>): Same.
11464 (sibcall_value): Same.
11465 (sibcall_value_nonlocal_sysv<mode>): Same.
11467 2007-03-24 Paul Brook <paul@codesourcery.com>
11469 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11470 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11472 2007-03-24 Richard Henderson <rth@redhat.com>
11474 * config/ia64/constraints.md: New file.
11475 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11476 satisfies_constraint_?.
11477 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11478 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11479 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11480 ia64_output_mi_thunk): Likewise.
11481 (ia64_const_ok_for_letter_p): Remove.
11482 (ia64_const_double_ok_for_letter_p): Remove.
11483 (ia64_extra_constraint): Remove.
11484 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11485 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11486 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11487 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11488 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11489 EXTRA_MEMORY_CONSTRAINT): Remove.
11490 * config/ia64/ia64.md: Include constriants.md. Replace
11491 CONST_OK_FOR_? with satisfies_constraint_?.
11493 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11494 H.J. Lu <hongjiu.lu@intel.com>
11496 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11498 (name macros): Use DPD_BID_NAME to convert names properly.
11500 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11501 decimal floating point format.
11502 (init_floating_libfuncs): Change decimal functions so that they
11503 have a "bid_" prefix if the decimal system uses the BID format,
11504 and "dpd_" prefix if the decimal system uses the DPD format.
11505 (init_interclass_conv_libfuncs): Ditto.
11506 (init_intraclass_conv_libfuncs): Ditto.
11508 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11509 using the BID format.
11511 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11512 whether we are using the BID decimal format.
11513 * configure: Regenerate.
11515 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11516 the compiler has decimal floating point enabled. Define
11517 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11520 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11521 using the BID format.
11523 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11524 whether we are using the BID decimal format.
11525 * configure: Regenerate.
11527 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11528 the compiler has decimal floating point enabled. Define
11529 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11532 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11533 options, and that it is enabled for i386/x86_64 systems.
11535 * Makefile.in (enable_decimal_float): New.
11537 (DECNUMINC): Add -I$(DECNUMFMT).
11538 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11539 to $(DECNUMFMT) from $(DECNUM).
11541 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11542 Substitute enable_decimal_float.
11543 * configure: Regenerated.
11546 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11549 * configure.ac: Enable decimal float for x86_64-*-linux*.
11550 * configure: Regenerated.
11553 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11554 decimal128ClearSign to flip and clear the sign bit in decimal128.
11555 (decimal_real_maxval): Set decimal128SetSign to set the sign
11558 2007-03-23 Ian Lance Taylor <iant@google.com>
11560 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11562 2007-03-23 Ian Lance Taylor <iant@google.com>
11564 * tree-dump.c (dump_files): Correct comment.
11566 2007-03-23 Ian Lance Taylor <iant@google.com>
11568 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11570 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11572 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11573 in cfglayout mode. Don't go into and out of cfglayout mode.
11574 Link the blocks in the order of the constructed traces.
11575 (rest_of_handle_tracer): Adjust call to tracer.
11576 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11577 Don't go into cfglayout mode.
11578 (rtl_loop_done): Don't go out of cfglayout mode.
11579 * cfglayout.c (relink_block_chain): New function, split out from...
11580 (fixup_reorder_chain): ...here. Remove redundant checking.
11581 (cfg_layout_finalize): Don't clear the header, footer, and aux
11582 fields here, move the code to do so to relink_block_chain. Likewise
11583 for free_original_copy_tables.
11584 * rtl.h (tracer): Update prototype.
11585 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11586 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11587 mode. Use relink_block_chain to serialize the CFG according to the
11588 new basic block order. Move targetm.cannot_modify_jumps_p check from
11590 (gate_handle_reorder_blocks): ...to here.
11591 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11593 (gate_duplicate_computed_gotos): ...to here.
11594 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11595 something always changes when going into and out of cfglayout mode.
11596 Perform an expensive cfg cleanup while going into cfglayout mode.
11597 Always update liveness information on HAVE_conditional_execution
11598 targets. Reserialize the basic blocks and go out of cfglayout mode.
11599 * reg-stack.c: Include cfglayout.h.
11600 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11601 the call to reorder_basic_blocks.
11602 * basic-block.h (reorder_basic_blocks): Update prototype.
11603 (relink_block_chain): New prototype.
11604 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11606 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11608 * config/mips/mips.md (type, hazard, *movdi_32bit,
11609 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11610 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11611 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11612 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11613 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11615 (movcc): Change first xfer to multi.
11616 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11617 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11618 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11619 config/mips/generic.md: Change reservations using "xfer" to use
11621 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11622 using match_operand.
11623 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11624 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11626 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11628 2007-03-22 Richard Henderson <rth@redhat.com>
11630 * config/i386/i386.c: Remove unnecessary function declarations.
11631 Move targetm definition, and all related macros, to the end of
11632 the file. Resort some functions to put definitions before uses.
11633 (ix86_attribute_table): Make static. Move to end of file.
11634 (ix86_gimplify_va_arg): Make static.
11636 2007-03-22 Richard Henderson <rth@redhat.com>
11638 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11639 don't increase local_regparm with force_align_arg_pointer check.
11640 (ix86_function_sseregparm): Assert 32-bit.
11641 (type_has_variadic_args_p): New.
11642 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11643 type_has_variadic_args_p.
11644 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11645 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11646 use memset instead. Do maybe_vaarg check first; skip attribute
11647 tests if true; skip attribute tests for 64-bit.
11648 (construct_container): Remove TARGET_DEBUG_ARG.
11649 (function_arg_advance_32, function_arg_advance_64): Split out ...
11650 (function_arg_advance): ... from here.
11651 (function_arg_32, function_arg_64): Split out ...
11652 (function_arg): ... from here.
11653 (ix86_pass_by_reference): Tidy.
11654 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11655 (function_value_32): New, from parts of ix86_function_value
11656 and ix86_value_regno.
11657 (function_value_64): New, from parts of ix86_function_value
11658 and ix86_libcall_value.
11659 (ix86_function_value_1): New.
11660 (ix86_function_value, ix86_libcall_value): Use it.
11661 (return_in_memory_32, return_in_memory_64): Split out ...
11662 (ix86_return_in_memory): ... from here.
11663 (ix86_struct_value_rtx): Skip for 64-bit.
11664 (ix86_libcall_value, ix86_value_regno): Remove.
11665 (setup_incoming_varargs_64): Split out ...
11666 (ix86_setup_incoming_varargs): ... from here.
11667 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11668 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11669 * config/i386/i386-protos.h (ix86_function_value): Remove.
11670 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11672 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11675 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11676 infinities not supported, otherwise emit warning if -Woverflow. On
11677 underflow, emit warning if -Woverflow.
11678 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11680 * real.h (real_from_string): Update declaration
11682 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11683 Richard Henderson <rth@redhat.com>
11685 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11686 * calls.c (compute_argument_block_size, expand_call,
11687 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11688 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11689 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11690 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11691 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11692 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11693 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11694 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11697 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11699 * c-incpath.c (add_sysroot_to_chain): New.
11700 (merge_include_chains): Add sysroot argument. Call
11701 add_sysroot_to_chain if sysrooted.
11702 (register_include_chains): Update call to merge_include_chains.
11703 * doc/cppopts.texi: Document use of '=' in include directory
11706 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11708 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11709 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11710 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11711 insn pattern using X87MODEF12 mode macro.
11713 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11715 * regmove.c (regmove_optimize): Use reg_mentioned_p
11716 instead of reg_overlap_mentioned_p for DST.
11718 2007-03-21 Mike Stump <mrs@apple.com>
11720 * c.opt: Fixup for Objective-C/C++.
11722 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11724 * explow.c (convert_memory_address): Fold memory reference when
11725 POINTERS_EXTEND_UNSIGNED < 0
11727 2007-03-21 Richard Henderson <rth@redhat.com>
11730 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11731 * config/i386/mmintrin.h (__m64): Likewise.
11732 * config/i386/xmmintrin.h (__m128): Likewise.
11734 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11736 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11737 (VXWORKS_OS_CPP_BUILTINS): Define.
11738 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11739 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11741 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11743 * rtl.h (constant_pool_reference_p): Delete.
11744 (find_constant_src): Declare.
11745 * rtlanal.c (find_constant_src): New function.
11746 * simplify-rtx.c (constant_pool_reference_p): Delete.
11747 * config/i386/i386.md: Use find_constant_src instead of
11748 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11750 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11752 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11753 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11755 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11757 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11758 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11759 (arm_elf_asm_constructor): Use it.
11760 (arm_elf_asm_destructor): New function.
11762 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11764 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11766 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11768 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11770 2007-03-19 Andrew Haley <aph@redhat.com>
11772 PR tree-optimization/31264
11773 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11774 VIEW_CONVERT_EXPRs.
11776 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11778 PR rtl-optimization/30907
11779 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11780 (fwprop_init): Always call loop_optimizer_initialize.
11781 (fwprop_done): Always call loop_optimizer_finalize.
11782 (fwprop): We always have loop info now.
11783 (gate_fwprop_addr): Remove.
11784 (pass_fwprop_addr): Use gate_fwprop as gate.
11786 PR rtl-optimization/30841
11787 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11788 df_chain_alloc): Call df_reorganize_refs unconditionally.
11789 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11790 refs_organized to refs_organized_size.
11791 (df_ref_create_structure): Use refs_organized_size instead of
11792 bitmap_size if refs had been organized, and keep refs_organized_size
11794 * df.h (struct df_ref_info): Change refs_organized to
11795 refs_organized_size.
11796 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11799 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11801 * except.c (output_function_exception_table): Do not reference the
11802 EH personality routine for functions that do not require an
11805 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11808 * c-typeck.c (convert_for_assignment): Call comptypes for
11809 RECORD_TYPE or UNION_TYPE.
11811 PR inline-asm/30505
11812 * reload1.c (reload): Do invalid ASM checking after
11813 cleanup_subreg_operands.
11815 2007-03-19 Jeff Law <law@redhat.com>
11817 * tree-cfg.c (find_taken_edge): Tighten conditions for
11818 optimizing computed gotos.
11820 2007-03-19 Michael Matz <matz@suse.de>
11822 * builtins.c (expand_builtin_sync_operation,
11823 expand_builtin_compare_and_swap,
11824 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11827 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11828 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11831 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11833 * doc/tm.texi: Add brackets around the return type of
11834 TARGET_SECONDARY_RELOAD.
11836 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11837 Richard Guenther <rguenther@suse.de>
11839 PR tree-optimization/31254
11840 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11841 Use handled_component_p () where appropriate. Continue
11842 propagating into the rhs if we propagated into an INDIRECT_REF
11845 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11847 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11848 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11849 (xde, xdee): Mode attributes adjusted to support DFP modes.
11850 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11851 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11852 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11853 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11854 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11855 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11856 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11858 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11859 "movsf"): Insn definitions removed.
11860 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11861 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11862 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11864 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11865 "reload_in<mode>", "reload_out<mode>"): Expander added.
11866 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11869 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11871 * config/s390/s390.md: Only non-functional changes. Renamed
11872 FPR mode macro to BFP all over the file.
11874 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11876 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11877 (op_type attribute): RRF instruction type added.
11878 (fT0): New mode attribute.
11879 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11880 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11881 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11882 instruction no secondary memory is needed when moving DFmode values
11883 between GPRs and FPRs.
11885 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11887 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11888 inverted and documentation adjusted.
11889 ("mhard-dfp", "msoft-dfp"): New options.
11890 * config/s390/s390.c (s390_handle_arch_option): New architecture
11892 (override_options): Sanity checks for the new options added.
11893 * config.gcc: New architecture switch: z9-ec.
11894 * config/s390/s390.h (processor_flags): PF_DFP added.
11895 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11896 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11897 when the bit is NOT set so remove it from the defaults.
11899 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11901 * genemit.c (main): Print include statement for dfp.h.
11902 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11905 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11907 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11909 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11912 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11913 instead of PATTERN.
11915 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11917 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11918 attr_length_call, output_call, output_indirect_call): Cleanup
11919 formatting of targetm calls.
11921 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11923 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11925 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11927 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11928 reservation, bypass and anti-bypass descriptions for these
11929 instructions. Update move patterns.
11930 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11933 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11935 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11936 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11937 (get_initial_def_for_reduction): Likewise.
11939 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11941 Fix PR tree-optimization/29922
11942 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11943 (get_representative): Removed.
11944 (value_dies_in_block_x): Update for rvuse removal.
11945 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11946 (compute_antic_aux): Handle when PHI nodes appear in
11947 non-single-successors.
11948 (dump_bitmap_of_names): Removed.
11949 (compute_antic_safe): Renamed and removed rvuse calculation.
11950 Calculate only antic safe.
11951 (insert_into_preds_of_block): Remove assert.
11952 (execute_pre): Update for renamed functions.
11953 (defer_or_phi_translate_block): New function.
11955 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11957 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11958 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11960 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11961 Follow spelling conventions.
11963 * tree-data-ref.h: Remove the prototype for analyze_array.
11965 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11967 PR tree-optimization/31041
11968 * tree-vect-transform.c (get_initial_def_for_induction): Call
11969 force_gimple_operand.
11971 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11973 * ipa-type-escape.c (look_for_casts) : Revert code to use
11974 handled_component_p due to ada test a-numaux.adb.
11976 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11978 * final.c (final_scan_insn): Alter the condition of a
11979 conditional trap if we have nonstandard CC.
11981 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11983 * configure.ac: Remove excess quoting from asm line 0 test.
11984 * configure: Rebuilt.
11986 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11988 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11989 * c-common.c (convert_and_check): Move warning logic to...
11990 (warnings_for_convert_and_check): ...here. Define.
11991 * c-common.h (warnings_for_convert_and_check): Declare.
11993 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11995 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11996 (output_call): Likewise.
11998 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12000 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12002 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12004 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12006 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12008 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12009 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12011 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12013 PR tree-optimization/31183
12014 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12015 Use double_int instead of unsigned int for representing access_strides.
12016 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12018 2007-03-16 Richard Guenther <rguenther@suse.de>
12020 PR tree-optimization/31146
12021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12022 to allow recursion of forward_propagate_addr_expr.
12023 (forward_propagate_addr_into_variable_array_index): Likewise.
12024 (forward_propagate_addr_expr): Likewise.
12025 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12026 (forward_propagate_addr_expr_1): Recurse on simple copies
12027 instead of propagating into them. Do so for useless conversions
12029 (forward_propagate_addr_expr): Clean up unused statements after
12032 2007-03-16 Richard Guenther <rguenther@suse.de>
12034 * builtins.c (expand_builtin_cexpi): Use the right argument
12035 for the expansion via cexp.
12037 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12039 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12040 * configure: Rebuilt.
12042 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12045 * dwarf2out.c (force_type_die): Adjust comment.
12046 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12048 2007-03-15 DJ Delorie <dj@redhat.com>
12050 * config/frv/predicates.md (minmax_operator): Don't check operands
12053 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12055 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12056 Update constant estimates of number of iterations.
12057 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12058 argument renamed to "realistic".
12059 (compute_estimated_nb_iterations): Removed.
12060 (record_niter_bound): New function.
12061 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12062 call record_nonwrapping_iv with upper = false.
12063 (infer_loop_bounds_from_signedness): Pass upper argument to
12064 record_nonwrapping_iv.
12065 (estimate_numbers_of_iterations_loop): Do not call
12066 compute_estimated_nb_iterations. Record estimate based on profile
12067 information. Initialize the constant estimates of number of
12069 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12071 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12072 number of iterations is too small.
12073 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12074 (EST_NOT_AVAILABLE): Removed.
12075 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12076 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12079 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12081 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12082 Handle NE_EXPR guards.
12084 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12087 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12088 Set also -pedantic-errors by default for the preprocessor unless
12089 -fpermissive is given.
12091 2007-03-15 Richard Guenther <rguenther@suse.de>
12093 PR middle-end/29719
12094 PR middle-end/31161
12095 * builtins.c (expand_builtin_cexpi): As a fallback if we
12096 don't have builtins for sincos or cexp create a function
12097 declaration for cexp and expand to a call to that.
12098 (expand_builtin_int_roundingfn): Always fall
12099 back to floor/ceil and its variants even if they may be
12102 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12104 PR middle-end/31159
12105 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12106 jump tables, move the call to delete_dead_jumptables from here...
12107 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12108 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12109 don't allow merging of blocks that try_redirect_by_replacing_jump
12110 also does not handle when not optimizing.
12112 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12113 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12115 * config/i386/i386.md (x86_sahf_1): Correctly handle
12118 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12121 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12122 x86_64_general_operand as operand[2] predicate. Remove "iF"
12123 from operand constraints and use "e" constraint instead.
12124 (*subti3_1, *subti3_1 splitter): Ditto.
12125 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12126 operand[1] predicate.
12128 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12130 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12131 arrays, multiply the access strides by the size of the sub-array.
12132 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12134 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12136 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12137 the configured assembler supports the sahf mnemonic.
12138 * configure: Regenerate.
12139 * config.in: Regenerate.
12141 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12142 emit "sahf" or ".byte\t0x9e" as asm template.
12144 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12147 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12148 option to replace hard coded TARGET_xxx in md file.
12149 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12150 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12151 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12152 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12153 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12154 (X86_TUNE_NOT_VECTORMODE): Ditto.
12155 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12156 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12157 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12158 (TUNE_SLOW_IMUL_IMM8): Ditto.
12159 (TUNE_MOVE_M1_VIA_OR): Ditto.
12160 (TUNE_NOT_UNPAIRABLE): Ditto.
12161 (TUNE_NOT_VECTORMODE): Ditto.
12163 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12166 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12167 tuning options instead of hard coded TARGET_xxx.
12168 (fix ssemode peephole2's): Ditto.
12169 (imul peephole2's): Ditto.
12171 (movdi_or_rex64): Ditto.
12172 (move peephole2): Ditto.
12173 (not peephole2's): Ditto.
12175 2007-03-14 Dirk Mueller <dmueller@suse.de>
12177 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12178 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12179 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12181 * c-parser.c (c_parser_do_statement): Warn about empty body in
12182 do/while statement.
12183 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12184 * doc/invoke.texi (-Wempty-body): Update documentation.
12186 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12189 * c-common.h (warn_for_div_by_zero): Declare.
12190 * c-common.c (warn_for_div_by_zero): Define.
12191 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12194 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12196 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12197 to PREFIX and STANDARD_PREFIX.
12199 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12200 Phil Edwards <phil@codesourcery.com>
12202 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12203 (__gthread_once_t): Remove busy field for RTPs.
12204 (__GTHREAD_ONCE_INIT): Update accordingly.
12206 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12208 * doc/invoke.texi: Document VxWorks options.
12210 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12212 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12214 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12216 PR tree-optimization/30590
12217 * tree-nrv.c (tree_nrv): Check for the partial update of the
12220 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12222 * flags.h (flag_random_seed): Remove declaration, in favor of...
12223 * toplev.h (get_random_seed, set_random_seed): ... these.
12224 * tree.c (get_file_function_name): Use the former.
12225 * opts.c (common_handle_option): Use the latter.
12228 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12230 PR middle-end/31127
12231 * cse.c (cse_find_path): Do not bail out if a basic block that
12232 we already visited now becomes part of a path that starts at a
12233 different basic block. Just disallow this, to make sure we
12234 visit each basic block at most once.
12236 2007-03-13 Jan Hubicka <jh@suse.cz>
12238 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12239 attributes, when profile esitmate is present, calls with very low
12240 frequency are cold.
12242 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12244 PR tree-optimization/30730
12245 PR tree-optimization/26900
12246 * tree-ssa-loop-niter.c: Include gmp.h.
12247 (bounds): New type.
12248 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12249 split_to_var_and_offset, determine_value_range,
12250 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12251 bound_difference, bounds_add, bounds_negate,
12252 number_of_iterations_ne_max, dump_affine_iv): New functions.
12253 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12254 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12255 difference of initial and final value of control iv to validate
12257 (number_of_iterations_cond): Add loop parameter. Determine bounds
12258 on the difference of the extremes of the control iv. Add dumps.
12259 (expand_simple_operations): Handle phi nodes.
12260 (simplify_using_initial_conditions): Do not record used conditions.
12261 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12262 Do not set additional_info.
12263 (implies_nonnegative_p, implies_ge_p): Removed.
12264 (derive_constant_upper_bound): Do not use parameter `additional'.
12265 (record_estimate): Parameter `additional' removed. Parameter
12266 `i_bound' added. Do not call derive_constant_upper_bound.
12267 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12268 bound the number of iterations estimate.
12269 (estimate_numbers_of_iterations_loop): Pass the estimate from
12270 the number of iterations analysis to record_estimate.
12271 * tree.h (multiple_of_p): Declare.
12272 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12273 (scev_const_prop): Do not check expression_expensive_p.
12274 * fold-const.c (multiple_of_p): Exported.
12275 * double-int.c (double_int_mask): Exported.
12276 * double-int.h (double_int_mask): Declare.
12277 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12278 field. Added max field.
12280 2007-03-13 David Taylor <taylor@candd.org>
12283 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12286 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12289 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12290 two unamed patterns.
12292 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12294 * config/i386/i386.opt (mcx16, msahf): New options.
12295 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12296 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12298 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12299 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12300 Output -mcx16 and -msahf options when corresponding bit is set.
12302 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12303 and -msahf options.
12305 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12307 * configure.ac: Test for assembler tolerance to # 0 "".
12308 * configure, config.in: Rebuilt.
12309 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12311 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12313 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12315 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12316 (handle_syscall): Handle direct system calls.
12317 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12319 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12321 * doc/invoke.texi: Fix cpp.info cross-reference.
12322 * doc/passes.texi: Fix gcc.info cross-reference.
12324 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12326 PR tree-optimization/30835
12327 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12328 bb_for_stmt is not NULL before accessing it.
12330 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12332 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12335 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12338 * doc/install.texi: Document --enable-stage1-languages
12340 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12342 * tree-pass.h (pass_into_cfg_layout_mode,
12343 pass_outof_cfg_layout_mode): Declare.
12344 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12345 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12346 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12347 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12349 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12351 * c-decl.c (warn_variable_length_array): New function.
12352 Refactored from grokdeclarator to handle warn_vla
12353 and handle unnamed array case.
12354 (grokdeclarator): Refactored VLA warning case.
12355 * c.opt (Wvla): New flag.
12356 * doc/invoke.texi (Wvla): New warning.
12358 2007-03-12 Richard Henderson <rth@redhat.com>
12360 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12361 (TARGET_SECTION_TYPE_FLAGS): New.
12363 2007-03-12 Richard Henderson <rth@redhat.com>
12365 * config/darwin.c (machopic_reloc_rw_mask): New.
12366 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12367 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12369 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12371 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12372 * cppdefault.h (cpp_PREFIX): Document.
12373 (cpp_PREFIX_len): Likewise.
12374 (cpp_EXEC_PREFIX): New variable.
12375 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12376 * c-incpath.c (add_standard_paths): Correct logic for relocating
12377 paths within prefix.
12379 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12381 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12382 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12384 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12385 fix_truncdfdi_sse using SSEMODEF mode macro.
12386 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12387 fix_truncdfsi_sse using SSEMODEF mode macro.
12388 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12389 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12391 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12393 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12394 elfos.h to tm_file.
12396 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12398 * tree.h : Add multiple_of_p declaration.
12399 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12400 * ipa-type-escape.c (results_of_malloc): Redundant.
12401 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12402 (cast_type): Extended with new members.
12403 (check_cast): Returns cast_type.
12404 (cast): New structure for data of walk_use_def_chains.
12405 (is_malloc_result, is_cast_from_non_pointer_1,
12406 is_cast_from_non_pointer,
12407 is_array_access_through_pointer_and_index): New functions.
12408 (look_for_casts): Returns cast types.
12409 (check_call): Returns void.
12410 (okay_pointer_operation): Use support of pointer plus index,
12411 pointer plus constant and allow all multiplications.
12413 2007-03-11 Richard Guenther <rguenther@suse.de>
12415 PR tree-optimization/31115
12416 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12417 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12418 A shift count of zero is not special as with *_DIV_EXPR.
12419 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12422 2007-03-11 Ian Lance Taylor <iant@google.com>
12424 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12425 the *_DIV_EXPR codes correctly with overflow infinities.
12427 2007-03-11 Ira Rosen <irar@il.ibm.com>
12429 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12430 indicate success/failure of the analysis. Add negation to subtrahend
12431 in case of subtraction. Fail if both operands contain constants.
12432 (create_data_ref): Fail if analyze_offset fails.
12434 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/i386.md (frndintxf2): Rename to ...
12437 (rintxf2): ... this. Remove expander having same name.
12438 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12439 (roundsf2, rounddf2): Ditto.
12440 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12441 (lround<mode>di2, lround<mode>si2): Ditto.
12443 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12445 * lower-subreg.c: Include except.h.
12446 (decompose_multiword_subregs): Verify that the only control flow
12447 insns we can split are loads to multi-words pseudos.
12448 Handle breaking such blocks after splitting, instead of calling
12449 find_many_sub_basic_blocks.
12451 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12452 on the new basic block. Add a lengthy comment explaining why we
12453 thought this was necessary.
12454 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12456 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12459 * tree.c (walk_type_fields): Recurse into the element type of
12460 ARRAY_TYPEs if there is a pointer set.
12462 2007-03-10 Dirk Mueller <dmueller@suse.de>
12464 * c-common.c (warn_logical_operator): Fix condition.
12466 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12468 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12470 * config/darwin.c (machopic_select_section): Remove superfluous
12471 argument in call to categorize_decl_for_section. Remove unused
12474 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12476 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12478 * configure: Regenerate.
12480 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12484 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12485 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12486 Add LABEL_NUSES to emitted label.
12487 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12488 branch probability value to emitted jump insn.
12489 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12490 Do not check life information and do not re-arrange input operands
12491 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12493 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12495 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12496 the change of decode_asm_operands.
12498 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12500 * mode-switching.c (create_pre_exit): Skip blockage insn.
12502 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12504 * tree-pass.h (TODO_update_smt_usage): Remove.
12506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12510 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12512 * pa.c (attr_length_call): Revise condition for long
12513 pc-relative branch.
12514 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12515 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12516 sequence on SOM target.
12518 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12520 * gcc.c: Document %{, in big comment at top.
12521 (input_suffix_matches): Remove special handling for .s and
12523 (input_spec_matches): New.
12524 (handle_braces): Handle %{,.
12525 (validate_switches): ',' indicates a value which is not a switch.
12526 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12527 to detect assembler input.
12528 * config/i386/sol2.h (CPP_SPEC): Likewise.
12529 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12530 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12531 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12532 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12533 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12534 -m64 causes deployment target to default to 10.5.
12535 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12537 2007-03-09 Richard Henderson <rth@redhat.com>
12540 * target.h (targetm.asm.out.reloc_rw_mask): New.
12541 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12542 (TARGET_ASM_OUT): Use it.
12543 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12544 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12545 use the new reloc_rw_mask target hook instead.
12546 (default_section_type_flags_1): Merge into...
12547 (default_section_type_flags): ... here.
12548 (decl_readonly_section_1): Merge into...
12549 (decl_readonly_section): ... here.
12550 (default_elf_select_section_1): Merge into...
12551 (default_elf_select_section): ... here.
12552 (default_unique_section_1): Merge into...
12553 (default_unique_section): ... here.
12554 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12555 (default_select_rtx_section): Use it.
12556 (default_elf_select_rtx_section): Likewise.
12557 * output.h: Update to match.
12558 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12559 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12560 (TARGET_ASM_RELOC_RW_MASK): New.
12561 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12562 to categorize_decl_for_section.
12563 (x86_64_elf_unique_section): Likewise.
12564 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12565 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12566 (TARGET_ASM_RELOC_RW_MASK): New.
12567 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12568 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12569 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12570 (TARGET_RWRELOC): Remove.
12571 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12572 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12573 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12574 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12575 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12576 (rs6000_xcoff_select_section): Use decl_readonly_section.
12577 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12578 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12579 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12580 (TARGET_SECTION_TYPE_FLAGS): Remove.
12581 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12583 2007-03-09 Roger Sayle <roger@eyesopen.com>
12585 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12586 complex constant equality/inequality comparisons for here.
12587 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12588 known at compile-time or can be simplified to a scalar comparison.
12589 (fold_relational_const): Move compile-time evaluation of complex
12590 constant equality/inequality comparisons to here.
12592 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12594 PR rtl-optimization/30643
12595 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12597 (fold_rtx): Recurse, like before 2006-11-03.
12599 2007-03-09 DJ Delorie <dj@redhat.com>
12601 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12604 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12606 PR tree-optimization/30375
12607 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12608 LHS of statements is not the same.
12609 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12611 2007-03-09 Chao-ying Fu <fu@mips.com>
12613 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12615 * doc/invoke.texi (-mdspr2): Document new option.
12616 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12617 New unspec for DSP REV 2.
12618 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12619 these instructions are extended in DSP REV 2.
12620 (mips-dspr2.md): Include.
12621 * config/mips/mips.opt (mdspr2): New option.
12622 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12623 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12624 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12625 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12626 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12627 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12628 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12630 (bdesc_map): Add one field of unsupported_target_flags.
12631 (bdesc_arrays): Update entries to have extra fields. Add
12633 (mips_init_builtins): Initialize new function types.
12634 Check unsupported_target_fileds to filter out builtins.
12635 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12637 (ASM_SPEC): Pass mdspr2 to the assembler.
12638 * config/mips/mips-dspr2.md: New file.
12640 2007-03-09 Sa Liu <saliu@de.ibm.com>
12642 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12644 2007-03-09 Ian Lance Taylor <iant@google.com>
12646 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12647 argument) like -Wstrict-overflow=2.
12648 * doc/invoke.texi (Warning Options): Update documentation.
12650 2007-03-09 Dirk Mueller <dmueller@suse.de>
12653 * doc/invoke.texi (-Wlogical-op): Document.
12654 * common.opt (-Wlogical-op): New.
12655 * c-common.h (warn_logical_operator): Declare.
12656 * c-common.c (warn_logical_operator): Define.
12657 * c-typeck.c (parser_build_binary_op): Call
12658 warn_logical_operator.
12660 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12662 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12663 * final.c (final_scan_insn): Test for non-"" file name.
12665 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12667 * doc/loop.texi: Document the Omega linear constraints solver.
12668 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12669 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12670 omega-hash-table-size, omega-max-keys, and
12671 omega-eliminate-redundant-constraints.
12672 * tree-pass.h (pass_check_data_deps): Declared.
12675 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12676 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12677 pass_check_data_deps): New.
12678 * tree-data-ref.c (init_data_ref): Remove declaration.
12679 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12680 (analyze_array): Renamed init_array_ref, move up initializations.
12681 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12682 Removed arguments that are set to NULL.
12683 (analyze_indirect_ref): Correct indentation, correct call to
12685 (object_analysis): Call init_array_ref instead of analyze_array.
12686 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12687 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12688 of DR_ACCESS_FNS_ADDR.
12689 (init_omega_eq_with_af, omega_extract_distance_vectors,
12690 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12691 ddr_consistent_p): New.
12692 (compute_affine_dependence): Check consistency of ddrs when
12693 flag_check_data_deps is passed.
12694 (analyze_all_data_dependences): Uncomment.
12695 (tree_check_data_deps): New.
12696 * tree-data-ref.h: Include omega.h.
12697 (DR_ACCESS_FNS_ADDR): Removed.
12698 (data_dependence_relation): Add inner_loop.
12699 (DDR_INNER_LOOP): New.
12700 * common.opt (fcheck-data-deps): New.
12701 * tree-flow.h (tree_check_data_deps): Declare.
12702 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12703 (OBJS-common): Depend on omega.o.
12705 * passes.c (pass_check_data_deps): Scheduled.
12706 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12707 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12708 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12709 PARAM_VECT_MAX_VERSION_CHECKS,
12710 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12712 2007-03-09 Richard Guenther <rguenther@suse.de>
12714 PR tree-optimization/30904
12715 PR middle-end/31058
12716 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12717 the same way as *_DIV_EXPR.
12719 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12721 * recog.c (decode_asm_operands): No mixed declarations and code.
12723 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12725 * rtl.def (ASM_INPUT): Add location.
12726 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12727 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12728 (decode_asm_operands): Add loc operand.
12729 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12730 * stmt.c (expand_asm): Rename to...
12731 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12732 gen_rtx_ASM_INPUT_loc.
12733 (expand_asm_expr): Adjust.
12734 * recog.c (decode_asm_operands): Add loc operand.
12735 (check_asm_operands, extract_insn): Adjust.
12736 * reload1.c (maybe_fix_stack_asms): Likewise.
12737 * final.c (asm_insn_count): Likewise.
12738 (final_scan_insn): Output # line before and after asm.
12740 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12742 * tree-ssa-structalias.c (variable_info): Remove
12744 (new_var_info): Ditto.
12745 (shared_bitmap_info_t): New structure.
12746 (shared_bitmap_table): New variable.
12747 (shared_bitmap_hash): New function.
12748 (shared_bitmap_eq): Ditto
12749 (shared_bitmap_lookup): Ditto.
12750 (shared_bitmap_add): Ditto.
12751 (merge_smts_into): Change to take bitmap directly.
12752 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12753 (init_alias_vars): Init shared bitmap hashtable.
12754 (delete_points_to_sets): Delete shared bitmap hashtable.
12755 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12756 is_aliased removal as a change that was still necessary was
12759 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.h (override_options): Conditionally disable
12762 x86_sahf for 64bit targets only.
12764 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12767 * c-decl.c (merge_decls): Don't call make_var_volatile.
12768 * varasm.c (make_var_volatile): Remove.
12769 * output.h (make_var_volatile): Remove.
12771 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12773 PR tree-optimization/31085
12774 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12776 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12778 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12779 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12780 ATTR_CONST_NOTHROW_LIST.
12782 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12785 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12787 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12789 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12792 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12794 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12795 passed, use shared libgcc.
12797 2007-03-08 Roger Sayle <roger@eyesopen.com>
12799 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12800 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12801 (honor_protect_cleanup_actions, lower_try_finally_switch):
12803 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12804 ifc_temp_var): Likewise.
12805 * tree-inline.c (setup_one_parameter): Likewise.
12806 * tree-mudflap.c (mf_decl_cache_locals,
12807 mf_build_check_statement_for): Likewise.
12808 * tree-nested.c (init_tmp_var, save_tmp_var,
12809 finalize_nesting_tree_1): Likewise.
12810 * tree-outof-ssa.c (insert_copy_on_edge,
12811 insert_backedge_copies): Likewise.
12812 * tree-profile.c (tree_gen_edge_profiler,
12813 tree_gen_ic_profiler): Likewise.
12814 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12815 * tree-sra.c (sra_build_assignment): Likewise.
12816 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12817 * tree-ssa-math-opts.c (insert_reciprocals,
12818 execute_cse_sincos_1): Likewise.
12819 * tree-tailcall.c (adjust_accumulator_values,
12820 adjust_return_value): Likewise.
12821 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12822 * tree-vect-transform.c (vect_create_data_ref_ptr,
12823 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12824 vect_create_epilog_for_reduction, vectorizable_reduction,
12825 vectorizable_call, vectorizable_conversion,
12826 vectorizable_assignment, vectorizable_operation,
12827 vectorizable_type_demotion, vect_gen_widened_results_half,
12828 vect_permute_store_chain, vectorizable_store,
12829 vect_setup_realignment, vect_permute_load_chain,
12830 vectorizable_load, vectorizable_condition,
12831 vect_create_cond_for_align_checks): Likewise.
12832 * tree-vrp.c (build_assert_expr_for): Likewise.
12834 2007-03-08 Ian Lance Taylor <iant@google.com>
12836 * tree-vrp.c: Include "intl.h".
12837 (usable_range_p): New static function.
12838 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12839 overflowed values, juts set *strict_overflow_p.
12840 (compare_values): Only return -2 if one of the operands is not a
12842 (compare_ranges): Call usable_range_p.
12843 (compare_range_with_value): Likewise.
12844 (vrp_evaluate_conditional_warnv): Rename from
12845 vrp_evaluate_conditional. Make static. Change all callers.
12846 (vrp_evaluate_conditional): New function.
12847 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12848 on signed overflow.
12849 (simplify_abs_using_ranges): Likewise.
12850 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12851 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12852 within_stmt parameter.
12853 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12854 vrp_evaluate_conditional.
12855 * tree-ssa-threadedge.c
12856 (record_temporary_equivalences_from_stmts_at_dest): Change
12857 simplify parameter to take a second tree parameter.
12858 (simplify_control_stmt_condition): Likewise.
12859 (thread_across_edge): Likewise.
12860 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12861 (thread_across_edge): Likewise.
12862 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12864 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12866 * config/i386/i386.h (TARGET_SAHF): New define.
12867 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12868 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12869 (x86_sahf): New global variable.
12870 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12871 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12872 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12873 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12875 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12876 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12877 when expanding fcomi/sahf based tests.
12878 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12879 expanding sahf based alternative. Emit sahf based sequence when
12880 optimizing for code size.
12881 * config/i386/i386.md (x86_sahf_1): Do not disable for
12882 TARGET_64BIT, enable for TARGET_SAHF.
12884 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12886 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12887 spurious whitespace from error message.
12889 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12892 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12894 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12896 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12898 * tree-sra.c (instantiate_element): Propagate disabled warnings
12899 from the element itself to the created variable.
12901 2007-03-07 Richard Henderson <rth@redhat.com>
12904 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12905 silently fix up the stack in the case of a missing register.
12907 2007-03-07 Paul Brook <paul@codesourcery.com>
12909 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12911 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12913 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12915 (phase1_vrs): Use them.
12916 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12917 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12918 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12919 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12920 __gnu_Unwind_Restore_WMMXC if required.
12921 (_Unwind_VRS_Pop): Implement iWMMXt support.
12922 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12923 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12924 gnu_Unwind_Save_WMMXC): Define.
12926 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12928 * config/vxworks.h (vxworks_override_options): Declare.
12929 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12930 * config/vxworks.c: Include target.h and toplev.h.
12931 (vxworks_override_options): New function.
12932 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12934 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12936 * config/s390/s390.c (override_options): Don't emit an error when
12937 -mstack-size is used without providing -mstack-guard.
12938 (s390_emit_prologue): Choose stack_guard value automatically if not
12939 provided via command line.
12940 * doc/invoke.texi: Adjust description of -mstack-guard and
12943 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12945 * config/i386/i386.c (output_set_got): Add a GOT initialization
12946 sequence for VxWorks PIC.
12947 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12948 around labels as well as symbols. Use gotoff_operand instead
12949 of local_symbolic_operand.
12950 (legitimize_pic_address): Use gotoff_operand instead of
12951 local_symbolic_operand. Use @GOT accesses for labels as
12953 (ix86_output_addr_diff_elt): Use PC-relative rather than
12954 GP-relative offsets for VxWorks PIC.
12955 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12956 no_new_pseudos. Check whether the returned register is op0.
12957 * config/i386/i386.md (tablejump): Use PC-relative rather than
12958 GP-relative offsets for VxWorks PIC.
12959 * config/i386/predicates.md (gotoff_operand): New predicate.
12961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12963 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12965 * config/vxworks-dummy.h: New file.
12966 * config/i386/i386.h: Include it.
12968 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12970 * dwarf2out.c (is_inlined_entry_point): New
12971 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12972 DW_AT_ranges if the first subblock is the entry point.
12974 2007-03-06 David Daney <ddaney@avtrex.com>
12976 * doc/install.texi (mips-*-*): Change recommended binutils
12979 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12981 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12982 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12984 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12985 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12987 2007-03-06 Jan Hubicka <jh@suse.cz>
12989 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12990 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12992 (probably_cold_bb_p): Cold functions are cold.
12993 (probably_never_executed_bb_p): Cold functions are cold.
12994 (tree_bb_level_predictions): Predict calls to cold functions as not
12996 (compute_function_frequency): Check hot/cold attributes.
12997 * function.h (function_frequency): Update comments.
12998 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12999 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13000 (c_common_att): Add cold and hot.
13002 * doc/extend.texi (hot,cold attributes): Document.
13004 2007-03-06 Andrew Haley <aph@redhat.com>
13006 * function.c (expand_function_end): Move blockage to just after we
13007 emit the label for the naked return from the function.
13009 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13011 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13014 2007-03-06 Jan Hubicka <jh@suse.cz>
13016 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13017 loaded for constant large models. Non-large 64bit PIC can do.
13018 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13019 * cmodel.h: Add LARGE PIC.
13020 * i386.md (UNSPEC_PLTOFF): New.
13021 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13023 (*call_1_rex64): Disable for large models.
13024 (*call_1_rex64_large): New.
13025 (*call_value_1_rex64): Disable for large models.
13026 (*call_value_1_rex64_large): New.
13027 (set_rip_rex4): New.
13028 (set_got_offset_rex64): New.
13029 * predicates.md (constant_call_address_operand): For large model
13030 constant calls are not possible.
13031 * i386-protos.h (construct_plt_address): Declare.
13032 * i386.c (override_options): Accept large models.
13033 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13034 (legitimate_constant_p): Add new UNSPECs.
13035 (legitimate_pic_operand_p): Likewise.
13036 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13037 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13039 (output_pic_addr_const): Add PLTOFF.
13040 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13041 (ix86_expand_move): Legitimize pic address when in PIC mode.
13042 (construct_plt_address): New function.
13043 (ix86_expand_call): Offload the address to register and use GOT
13044 pointer for large model.
13045 * invoke.texi (mcmodel=large): Update documentation.
13047 2007-03-06 Richard Henderson <rth@redhat.com>
13049 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13050 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13051 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13052 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13053 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13054 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13055 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13056 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13057 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13058 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13059 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13060 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13061 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13062 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13063 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13064 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13065 x86_schedule, x86_use_bt, x86_pad_returns,
13066 x86_use_xchgb): Merge into ...
13067 (ix86_tune_features): ... here. New array.
13068 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13069 x86_bswap): Merge into ...
13070 (ix86_arch_features): ... here. New array.
13071 (x86_3dnow_a): Remove.
13072 (x86_accumulate_outgoing_args): Make static.
13073 (x86_arch_always_fancy_math_387): Make static.
13074 (ix86_tune_mask, ix86_arch_mask): Move ...
13075 (override_options): ... to local variables here. Apply the
13076 appropriate mask to each element of ix86_arch_features and
13077 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13078 as were done in the old macros.
13079 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13080 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13081 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13082 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13083 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13084 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13085 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13086 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13087 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13088 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13089 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13090 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13091 x86_accumulate_outgoing_args, x86_prologue_using_move,
13092 x86_epilogue_using_move, x86_decompose_lea,
13093 x86_arch_always_fancy_math_387, x86_shift1,
13094 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13095 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13096 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13097 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13098 x86_use_incdec, x86_pad_returns, x86_bswap,
13099 x86_partial_flag_reg_stall): Remove.
13100 (enum ix86_tune_indices): New.
13101 (ix86_tune_features): New.
13102 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13103 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13104 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13105 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13106 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13107 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13108 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13109 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13110 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13111 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13112 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13113 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13114 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13115 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13116 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13117 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13118 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13119 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13120 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13121 TARGET_EXT_80387_CONSTANTS): Use it.
13122 (enum ix86_arch_indices): New.
13123 (ix86_arch_features): New.
13124 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13125 TARGET_BSWAP): Use it.
13126 (ix86_tune_mask, ix86_arch_mask): Remove.
13128 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13131 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13132 Define using $${sysroot_headers_suffix}.
13133 * configure: Regenerate.
13134 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13135 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13137 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13138 * gcc.c (print_sysroot_headers_suffix): New.
13139 (option_map): Include --print-sysroot-headers-suffix.
13140 (display_help): Mention -print-sysroot-headers-suffix.
13141 (process_command): Handle -print-sysroot-headers-suffix.
13142 (do_spec_1): Append multilib directory to include-fixed path if
13143 sysroot suffixes in use.
13144 (main): Handle -print-sysroot-headers-suffix.
13145 * Makefile.in (start.encap): Don't depend on xlimits.h
13146 (xlimits.h): Remove.
13147 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13148 limits.h for each multilib in fixinc_list.
13149 (fixinc_list, s-fixinc_list): New.
13150 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13151 generate them for each multilib in fixinc_list.
13152 (stmp-fixproto): Use include-fixed. Run fixproto for each
13153 multilib in fixinc_list.
13154 (mostlyclean): Don't remove xlimits.h.
13155 (clean): Remove include-fixed.
13156 (real-install-headers-tar, real-install-headers-cpio,
13157 real-install-headers-cp): Don't copy include, only include-fixed.
13158 (install-mkheaders): Depend on fixinc_list. Don't depend on
13159 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13160 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13161 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13163 2007-03-06 Jan Hubicka <jh@suse.cz>
13165 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13170 * configure.ac: Allow tm_file to contain build-directory files.
13171 * configure: Regenerate.
13172 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13173 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13174 * config/m68k/print-sysroot-suffix.sh: New file.
13176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13178 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13179 of pic_offset_table_rtx if reload_completed.
13180 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13181 PIC_OFFSET_TABLE_REGNUM.
13182 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13184 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13185 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13187 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13189 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13190 functions that call eh_return.
13192 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13194 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13195 functions that need a constant pool.
13197 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13200 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13201 (m68k_preferred_reload_class): Likewise.
13202 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13203 (SECONDARY_RELOAD_CLASS): Define.
13204 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13205 (LIMIT_RELOAD_CLASS): Delete.
13206 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13207 registers from storing bytes.
13208 (m68k_secondary_reload_class): New function.
13209 (m68k_preferred_reload_class): Likewise.
13211 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13213 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13215 (m68k_expand_prologue): Likewise.
13217 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13219 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13220 (mips_expand_epilogue): Add a bool parameter.
13221 (m68k_legitimize_sibcall_address): Declare.
13222 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13223 (m68k_expand_epilogue): Add a parameter to select between sibling
13224 and normal epilogues. Only generate a return for the latter.
13225 (m68k_ok_for_sibcall_p): New function.
13226 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13227 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13228 (sibcall_value, *sibcall_value): Likewise.
13229 (*call, *call_value): Require !SIBLING_CALL_P.
13230 (epilogue): Update call to m68k_expand_epilogue.
13231 (sibcall_epilogue): New pattern.
13232 * config/m68k/predicates.md (const_call_operand): Say that this
13233 predicate applies to sibling calls too.
13234 (sibcall_operand): New predicate.
13236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13238 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13239 alternatives as movsi_cf.
13240 (movsf_cf_hard): Add commentary.
13242 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13243 Richard Sandiford <richard@codesourcery.com>
13245 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13246 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13247 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13248 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13249 as being live on exit from an interrupt function.
13250 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13251 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13252 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13253 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13254 (m68k_interrupt_function_p): Globalize.
13255 (m68k_compute_frame_layout): Remove reverse mask code.
13256 (m68k_emit_movem, m68k_set_frame_related): New functions.
13257 (m68k_output_function_prologue): Delete in favor of...
13258 (m68k_expand_prologue): ...this new function.
13259 (m68k_output_function_epilogue): Delete in favor of...
13260 (m68k_expand_epilogue): ...this new function.
13261 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13263 (print_operand): Handle %?.
13264 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13265 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13266 (prologue, epilogue): New patterns.
13267 (return): Turn into a define_expand.
13268 (*return): New pattern, derived from old "return" pattern. Use rte
13269 rather than rts for interrupt functions. Only use rtd if the pop
13271 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13272 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13273 (link, *link, unlink, *unlink, load_got): Likewise.
13275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13279 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13280 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13281 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13282 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13283 and m68k_matches_u_p.
13284 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13285 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13286 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13287 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13288 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13289 (REG_STRICT_P): New macro.
13290 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13291 PCREL_GENERAL_OPERAND_OK.
13292 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13293 m68k_legitimate_base_reg_p.
13294 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13295 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13296 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13297 * config/m68k/m68k.c (m68k_address): New structure.
13298 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13299 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13300 (m68k_jump_table_ref_p, m68k_decompose_address)
13301 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13302 (m68k_matches_u_p): New functions.
13303 (print_operand_address): Rewrite to use m68k_decompose_index.
13305 2007-03-05 David Taylor <dtaylor@emc.com>
13307 * gcc.c: Correct copyright date in --version output.
13309 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13311 * pa.md: In unamed move patterns, disparge copies between general
13312 and floating point registers using '?' modifier. Don't include 'f'
13313 constraint for register preferences in DImode, SImode, HImode and
13314 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13315 Remove constraints for copies between general and floating registers
13316 in soft-float DFmode pattern.
13317 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13321 2007-03-05 Mike Stump <mrs@apple.com>
13323 * c-common.c (targetcm): Add.
13324 * c-opts.c (c_common_handle_option): Handle language specific
13326 * opts.c (handle_option): Verify language for target options, if
13328 * opth-gen.awk: Add CL_LANG_ALL.
13329 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13330 (TARGETCM_INITIALIZER): Add.
13331 * target.h (struct gcc_targetcm): Add.
13333 * targhooks.c (default_handle_c_option): Add.
13334 * targhooks.h (default_handle_c_option): Add.
13335 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13337 * config/darwin.opt (iframework): Add.
13338 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13339 * config/darwin-c.c (handle_c_option): Add.
13340 (TARGET_HANDLE_C_OPTION): Add.
13342 * doc/invoke.texi (Darwin Options): Add -iframework.
13344 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13346 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13349 2007-03-05 Ian Lance Taylor <iant@google.com>
13351 * c.opt (fgnu89-inline): New option.
13352 * c-opts.c (c_common_post_options): Set default value for
13354 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13355 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13357 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13358 (grokdeclarator, start_function): Likewise.
13359 * c-cppbuiltin.c (c_cpp_builtins): Define either
13360 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13361 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13362 (C Dialect Options): Document -fgnu89-inline.
13363 * doc/extend.texi (Function Attributes): Explain what the
13364 gnu_inline attribute does.
13365 * doc/cpp.texi (Common Predefined Macros): Document
13366 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13368 2007-03-05 Ian Lance Taylor <iant@google.com>
13370 PR tree-optimization/31034
13371 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13372 half-range if the other side is an overflow infinity.
13374 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13376 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13377 (bfin*-linux-uclibc*): New configuration.
13378 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13380 * config/bfin/linux.h: New file.
13381 * config/bfin/libgcc-bfin.ver: New file.
13382 * config/bfin/t-bfin-uclinux: New file.
13383 * config/bfin/t-bfin-linux: New file.
13384 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13385 (TARGET_OS_CPP_BUILTINS): New macro.
13387 2007-03-05 Richard Guenther <rguenther@suse.de>
13389 * fold-const.c (fold_binary): Remove duplicate folding
13390 of comparison of non-null ADDR_EXPR against null.
13392 2007-03-05 Richard Guenther <rguenther@suse.de>
13393 Dorit Nuzman <dorit@il.ibm.com>
13395 PR tree-optimization/26420
13396 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13397 are no loops in the function. Only print the number of
13398 vectorized loops if it is greater than zero or we are supposed
13399 to print information about unvectorized loops.
13401 2007-03-05 Revital Eres <eres@il.ibm.com>
13403 * gcc.dg/var-expand1.c: New test.
13404 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13405 when an accumulator is expanded.
13407 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13410 * c-common.c (convert_and_check): Don't give warnings for
13411 conversion if 'expr' already overflowed.
13413 2007-03-04 Roger Sayle <roger@eyesopen.com>
13415 PR middle-end/30744
13416 * fold-const.c (fold_comparison): Enforce type consistency when
13417 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13419 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13421 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13422 containing a cast to the base of TARGET_MEM_REF.
13424 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13426 * tree.c (tree_contains_struct_check_failed): Remove spurious
13427 whitespace from error message.
13429 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13432 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13433 instead of precision.
13435 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13436 Nathan Sidwell <nathan@codesourcery.com>
13438 * emit-rtl.c (find_auto_inc): New.
13439 (try_split): recreate REG_INC notes,
13440 Use regular for loops rather than whiles.
13442 2007-03-03 Andreas Schwab <schwab@suse.de>
13444 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13445 * configure: Regenerate.
13447 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13449 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13450 flag_rounding_math, not flag_unsafe_math_optimizations.
13452 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13454 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13455 alpha_fold_vector_minmax): Likewise.
13456 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13457 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13459 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13461 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13462 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13463 if the lhs has side-effects.
13464 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13466 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13468 * config/i386/i386.h (TUNEMASK): Remove define.
13469 (ARCHMASK): Remove define.
13470 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13471 Use ix86_arch_mask variable instead of ARCHMASK.
13472 * config/i386/i386.c (override_options): Ditto.
13473 (standard_80387_constant_p): Ditto.
13475 2007-03-02 Ian Lance Taylor <iant@google.com>
13477 Used signed infinities in VRP.
13478 * tree-vrp.c (uses_overflow_infinity): New static function.
13479 (supports_overflow_infinity): New static function.
13480 (make_overflow_infinity): New static function.
13481 (negative_overflow_infinity): New static function.
13482 (positive_overflow_infinity): New static function.
13483 (is_negative_overflow_infinity): New static function.
13484 (is_positive_overflow_infinity): New static function.
13485 (is_overflow_infinity): New static function.
13486 (overflow_infinity_range_p): New static function.
13487 (compare_values_warnv): New function split out of compare_values.
13488 (compare_value): Call it.
13489 (set_value_range_to_nonnegative): Add overflow_infinity
13490 parameter. Change caller.
13491 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13493 (vrp_expr_computes_nonzero): Likewise.
13494 (compare_ranges, compare_range_with_value): Likewise.
13495 (compare_name_with_value, compare_names): Likewise.
13496 (vrp_evaluate_conditional): Likewise.
13497 (set_value_range): Handle infinity
13498 (vrp_operand_equal_p, operand_less_p): Likewise.
13499 (extract_range_from_assert): Likewise.
13500 (vrp_int_const_binop): Likewise.
13501 (extract_range_from_binary_expr): Likewise.
13502 (extract_range_from_unary_expr): Likewise.
13503 (extract_range_from_comparison): Likewise.
13504 (extract_range_from_expr): Likewise.
13505 (dump_value_range): Likewise.
13506 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13507 (test_for_singularity): Likewise.
13508 (vrp_int_const_binop): Remove inline qualifier.
13509 (adjust_range_with_scev): Add comment.
13510 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13512 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13514 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13515 (get_constraint_for): Likewise.
13516 (do_structure_copy): Likewise.
13517 (find_func_aliases): Fix references to MODIFY_EXPR.
13518 (intra_create_variable_infos): Tidy.
13519 * tree-ssa-operands.c (add_virtual_operand): Add argument
13521 When adding members of alias sets, if IS_CALL_SITE is true and
13522 the symbol is not call-clobbered, skip it.
13523 Adjust all callers.
13525 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13527 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13528 entry by means of emit_insn_at_entry.
13530 2007-03-02 Richard Henderson <rth@redhat.com>
13532 * expr.h (promoted_input_arg): Remove decl.
13533 * function.c (promoted_input_arg): Merge into ...
13534 * combine.c (setup_incoming_promotions): ... only caller.
13535 Rearrange to avoid double loop.
13537 2007-03-02 Ben Elliston <bje@au.ibm.com>
13538 Peter Bergner <bergner@vnet.ibm.com>
13539 Janis Johnson <janis187@us.ibm.com>
13541 * config/rs6000/dfp.md: New file.
13542 * config/rs6000/rs6000.md: Include dfp.md.
13543 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13544 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13545 and TDmode decimal float modes in FP registers.
13546 (num_insns_constant): Likewise.
13547 (rs6000_legitimate_offset_address_p): Likewise.
13548 (rs6000_legitimize_address): Likewise.
13549 (rs6000_legitimize_reload_address): Likewise.
13550 (rs6000_legitimate_address): Likewise.
13551 (rs6000_emit_move): Likewise.
13552 (function_arg_boundary): Likewise.
13553 (function_arg_advance): Likewise.
13554 (rs6000_darwin64_record_arg_recurse): Likewise.
13555 (function_arg): Likewise.
13556 (rs6000_gimplify_va_arg): Likewise.
13557 (rs6000_split_multireg_move): Likewise.
13558 (rs6000_output_function_epilogue): Likewise.
13559 (rs6000_output_function_epilogue): Likewise.
13560 (rs6000_register_move_cost): Likewise.
13561 (rs6000_function_value): Likewise.
13562 (rs6000_libcall_value): Likewise.
13564 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13566 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13568 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13570 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13571 Use $MULTIDIR to choose between the kernel and RTP headers,
13572 and use $WIND_BASE and $WIND_USR to locate them.
13574 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13576 * config/i386/i386.c (override_options): Put initialization of
13577 ix86_tune_mask and ix86_arch_mask to the correct place.
13579 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13580 Michael Meissner <michael.meissner@amd.com>
13583 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13584 (ARCHMASK): Define.
13585 (TARGET_CMOVE): Use ARCHMASK.
13586 (TARGET_CMPXCHG): Ditto.
13587 (TARGET_CMPXCHG8B): Ditto.
13588 (TARGET_XADD): Ditto.
13589 (TARGET_BSWAP): Ditto.
13590 * config/i386/i386.c (ix86_tune_mask): New global variable.
13591 (ix86_arch_mask): Ditto.
13592 (override_options): Initialize ix86_tune_mask and
13593 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13596 2007-03-02 Ben Elliston <bje@au.ibm.com>
13599 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13601 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13603 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13604 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13605 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13606 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13608 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13609 rs6000_init_dwarf_reg_sizes_extra): New.
13610 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13611 SPE register high parts.
13613 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13615 * Makefile.in: Add install-pdf target as
13616 copied from automake v1.10 rules.
13617 * configure.ac: Add install-pdf to target list.
13618 * configure: Regenerate.
13620 2007-03-01 Paul Brook <paul@codesourcery.com>
13622 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13623 modes to LDRD for DImode.
13624 (output_move_double): Fixup out of range ldrd/strd.
13625 (vfp_secondary_reload_class): Rename...
13626 (coproc_secondary_reload_class): ... to this. Add wb argument.
13627 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13628 coproc_secondary_reload_class for CLASS_IWMMXT.
13629 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13630 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13632 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13634 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13635 unroll factor by the estimated number of iterations.
13636 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13637 than prefetch latency.
13639 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13640 decode_caches_intel, detect_caches_intel): New functions.
13641 (host_detect_local_cpu): Use detect_caches_amd and
13642 detect_caches_intel.
13644 2007-03-01 Richard Henderson <rth@redhat.com>
13646 * expr.c (emit_move_complex_push): Export.
13647 (emit_move_complex_parts): Split out from ...
13648 (emit_move_complex): ... here.
13649 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13650 * config/i386/i386.md (movcdi): New.
13652 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13654 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13655 size of mode1 to check for tieable modes in MMX case.
13657 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13659 * Makefile.in (rtlanal.o): Depend on tree.h.
13660 * rtl.h (offset_within_section_p, split_const): Declare.
13661 * rtlanal.c: Include tree.h.
13662 (offset_within_block_p): New function, taken from
13663 mips_offset_within_object_p.
13664 (split_const): New function, taken from mips_split_const.
13665 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13667 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13668 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13669 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13670 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13671 (m68k_illegitimate_symbolic_constant_p): New function.
13672 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13673 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13674 symbolic constant that might be outside the symbol's section,
13675 move the symbol first and then add the offset.
13676 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13678 * config/mips/mips.c (mips_split_const): Delete.
13679 (mips_offset_within_object_p): Delete.
13680 (mips_symbolic_constant_p): Use offset_within_section_p and
13681 split_const instead of mips_offset_within_object_p and
13683 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13684 (mips_legitimize_const_move, print_operand_reloc)
13685 (mips_dangerous_for_la25_p): Use split_const instead of
13688 2007-02-28 Eric Christopher <echristo@apple.com>
13690 * Makefile.in (install-include-dir): Don't rm -rf include.
13692 2007-02-28 Richard Guenther <rguenther@suse.de>
13694 PR middle-end/30364
13695 * fold-const.c (fold_binary): Do not associate expressions
13696 with more than one variable for integer types that do not wrap.
13698 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13700 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13701 Delete, and replace with...
13702 (fold_builtin_call_array): This. Update callers to use it.
13703 * fold-const.c (fold_build_call_list): Delete, and replace with...
13704 (fold_build_call_array): This.
13705 (fold_build_call_list_initializer): Delete, and replace with...
13706 (fold_build_call_array_initializer): This.
13707 * tree.h: Update declarations to reflect above changes.
13709 * c-typeck.c (build_function_call): Store converted arguments
13710 in a stack-allocated array instead of building a list.
13711 (convert_arguments): Store arguments in the array passed in as an
13712 argument, and return the actual number of arguments.
13713 * c-format.c: (check_function_format): Pass arguments in an
13714 array instead of a list.
13715 * c-common.c (check_function_nonnull): Likewise.
13716 (check_function_sentinel): Likewise.
13717 (check_function_arguments): Likewise.
13718 * c-common.h: Update declarations to reflect above changes.
13720 2007-02-28 Jan Hubicka <jh@suse.cz>
13722 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13723 PRED_NEGATIVE_RETURN): Update outcomes.
13725 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13727 * calls.c (emit_library_call_value_1): Handle partial registers
13728 correctly when building up CALL_INSN_FUNCTION_USAGE.
13730 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13732 * pa/predicates.md (move_src_operand): Allow zero for mode.
13733 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13736 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13739 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13740 *movv2df_internal): Enable pattern only for valid operand
13742 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13743 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13745 2007-02-27 Mike Stump <mrs@apple.com>
13747 * config/darwin-crt3.c: Avoid compilation when compiling for a
13750 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13752 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13754 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13755 for fixed headers and limits.h.
13756 (install-include-dir, install-headers-tar, install-headers-cpio,
13757 install-headers-cp, real-install-headers-tar,
13758 real-install-headers-cpio, real-install-headers-cp): Handle
13759 include-fixed as well as include.
13760 (install-mkheaders): Don't install files that go only in include
13762 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13763 from GCC_INCLUDE_DIR.
13764 * gcc.c (process_command): Remove special -BstageN/ handling.
13765 (do_spec_1): Add include-fixed directories.
13767 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13769 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13771 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13773 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13776 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13778 * c-common.c (get_priority): Add check for
13779 SUPPORTS_INIT_PRIORITY.
13781 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13783 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13785 * config/bfin/bfin.c: Include "cfglayout.h".
13786 (MAX_LSETUP_DISTANCE): New macro.
13787 (struct loop_info): New members incoming, incoming_src and
13788 incoming_dest. Delete member predecessor.
13789 (length_for_loop): New function.
13790 (bfin_optimize_loop): Handle more different loop structures.
13791 (bfin_discover_loop): Rework detection of predecessor blocks by
13792 examining incoming edges.
13793 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13795 (bfin_reorder_loops): New function.
13796 (bfin_reorg_loops): Use these three new functions.
13798 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13799 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13800 (CONSTRAINT_LEN): Add entry for 'q'.
13801 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13802 Add 'q' constraints.
13803 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13804 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13806 * config/bfin/bfin.md (add_with_carry): New pattern.
13807 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13808 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13809 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13810 support unsigned multiplies too. Removed incorrect commutativity from
13811 operand 1 constraint where appropriate.
13812 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13814 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13815 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13817 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13818 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13819 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13820 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13821 usmulhisi_hh_huh): New patterns.
13823 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13824 lshifthi3): Fix output template to use half reg for operand 2.
13826 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13829 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13831 2007-02-27 Andreas Schwab <schwab@suse.de>
13833 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13835 2007-02-27 Jan Hubicka <jh@suse.cz>
13837 * predict.c (last_basic_block_p): Remove.
13838 (tree_estimate_probability): Update return heuristic for commonized
13841 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13843 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13845 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13847 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13848 * doc/cpp.texi: Standardize title page.
13849 * doc/cppinternals.texi: Likewise.
13850 * doc/gcc.texi: Standardize title page, remove version number
13851 from copyright page.
13852 * doc/gccint.texi: Likewise.
13853 * doc/install.texi: Standardize title page, add table of
13856 2007-02-26 Jan Hubicka <jh@suse.cz>
13858 * predict.def: Set outcomes according to more recent results.
13859 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13860 Remove dead predictors.
13861 * predict.c (return_prediction): Fix pasto.
13863 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13865 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13866 change; avoid a memory leak when returning early.
13868 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13870 * c-decl.c (static_ctors): Move to c-common.c.
13871 (static_dtors): Likewise.
13872 (finish_function): Use c_record_cdtor_fn.
13873 (build_cdtor): Move to c-common.c.
13874 (c_write_global_declarations): Use c_build_cdtor_fns.
13875 * c-common.h (static_ctors): Declare.
13876 (static_dtors): Likewise.
13877 (c_record_cdtor_fn): Likewise.
13878 (c_build_cdtor_fns): Likewise.
13879 * c-common.c (static_ctors): New variable.
13880 (static_dtors): Likewise.
13881 (c_record_cdtor_fn): New function.
13882 (build_cdtor): Move from c-decl.c
13883 (c_build_cdtor_fns): New function.
13885 * output.h (assemble_addr_to_section): Declare.
13886 (get_cdtor_priority_section): Likewise.
13887 * varasm.c (assemble_addr_to_section): New function.
13888 (get_cdtor_priority_section): Likewise.
13889 (default_named_section_asm_out_destructor): Use them.
13890 (destor_dtor_section_asm_out_destructor): Likewise.
13891 (default_named_section_asm_out_constructor): Likewise.
13892 (default_ctor_section_asm_out_constructor): Likewise.
13893 * config.gcc (*-*-vxworks*): Include vxworks.o.
13894 * config/t-vxworks (vxworks.o): New target.
13895 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13896 (TARGET_ASM_CONSTRUCTOR): Define.
13897 (TARGET_ASM_DESTRUCTOR): Likewise.
13898 (vxworks_asm_out_constructor): Declare.
13899 (vxworks_asm_out_destructor): Likewise.
13901 * c-common.c (get_priority): Check that we have not just an
13902 INTEGER_CST, but an integer constant with integeral type.
13904 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13906 PR tree-optimization/30938
13907 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13908 use &dt[nargs-1] instead of &dt[nargs] in the call to
13909 vect_is_simple_use().
13911 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13913 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13914 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13915 Do not attempt to handle MEM inside auto-inc expressions.
13916 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13917 of a register modified by an auto-inc expression. However, do handle
13918 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13919 (elimination_effects): Prohibit elimination of a register modified
13920 by an auto-inc expression. Disable register elimination rules whose
13921 target register is modified by an auto-inc expression with variable
13924 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13926 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13928 (array_at_struct_end_p): New function.
13929 (idx_infer_loop_bounds): Use it.
13930 (estimate_numbers_of_iterations_loop): Export.
13931 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13932 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13933 (tree_estimate_probability): Call record_loop_exits.
13934 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13935 (estimated_loop_iterations, estimated_loop_iterations_int,
13936 estimated_loop_iterations_tree): New functions.
13937 (analyze_siv_subscript_cst_affine,
13938 compute_overlap_steps_for_affine_1_2,
13939 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13940 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13941 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13942 (PRED_LOOP_ITERATIONS_GUESSED): New.
13943 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13944 * cfgloop.h (estimate_numbers_of_iterations_loop,
13945 estimated_loop_iterations_int): Declare.
13947 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13949 * doc/extend.texi: Document optional priority argument to
13950 constructors and destructors.
13951 * tree.c (init_priority_for_decl): Adjust GTY markers.
13952 (init_ttree): Use priority-info hash functions for
13953 init_priority_for_decl.
13954 (tree_map_eq): Rename to ...
13955 (tree_map_base_eq): ... this.
13956 (tree_map_marked_p): Rename to ...
13957 (tree_map_base_marked_p): ... this.
13958 (tree_map_base_hash): New function.
13959 (decl_init_priority_lookup): Rework.
13960 (decl_fini_priority_lookup): New function.
13961 (decl_priority_info): New function.
13962 (decl_init_priority_insert): Use it.
13963 (decl_fini_priority_insert): Likewise.
13964 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13966 (decl_restrict_base_insert): Likewise.
13967 (decl_debug_expr_insert): Likewise.
13968 (decl_value_expr_lookup): Likewise.
13969 (decl_value_expr_insert): Likewise.
13970 * tree.h (priority_type): New type.
13971 (decl_init_priority_lookup): Use priority_type.
13972 (decl_fini_priority_lookup): New function.
13973 (decl_init_priority_insert): Use priority_type.
13974 (decl_fini_priority_insert): New function.
13975 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13976 (DECL_INIT_PRIORITY): Likewise.
13977 (SET_DECL_INIT_PRIORITY): Add comment.
13978 (DECL_FINI_PRIORITY): New macro.
13979 (SET_DECL_FINI_PRIORITY): Likewise.
13980 (DEFAULT_INIT_PRIORITY): Document.
13981 (MAX_INIT_PRIORITY): Likewise.
13982 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13983 (tree_map_base): New type.
13984 (tree_map_base_eq): New function.
13985 (tree_map_base_hash): Likewise.
13986 (tree_map_base_marked_p): Likewise.
13987 (tree_map): Inherit from tree_map_base.
13988 (tree_map_eq): Make it a macro.
13989 (tree_map_marked_p): Likewise.
13990 (tree_int_map): Inherit from tree_map_base.
13991 (tree_int_map_eq): Make it a macro.
13992 (tree_int_map_hash): Likewise.
13993 (tree_int_map_marked_p): Likewise.
13994 (tree_priority_map): New type.
13995 (tree_priority_map_eq): New macro.
13996 (tree_priority_map_hash): Likewise.
13997 (tree_priority_map_marked_p): Likewise.
13998 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14000 (emutls_common_1): Likewise.
14001 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14002 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14003 of tree_map hierarchy.
14004 * tree-cfg.c (move_stmt_r): Likewise.
14005 (new_label_mapper): Likewise.
14006 * c-tree.h (c_expand_body): Move to ...
14007 * c-common.h (c_expand_body): ... here.
14008 * c-decl.c (c_expand_body): Move to ...
14009 * c-common.c (c_expand_body): ... here.
14010 (c_common_attribute_table): Allow 1 argument for the constructor
14011 and destructor attributes.
14012 (get_priority): New function.
14013 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14014 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14016 2007-02-24 Jan Hubicka <jh@suse.cz>
14018 PR middle-end/30509
14019 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14020 copying for inlining.
14022 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14023 Jan Hubicka <jh@suse.cz>
14026 * i386.c (counter_mode): New function.
14027 (expand_set_or_movmem_via_loop): Use it.
14028 (expand_movmem_epilogue): Likewise; fix pasto.
14029 (ix86_expand_movmem): Do emit guard even for constant counts.
14030 (ix86_expand_setmem): Likewise.
14032 2007-02-25 Nick Clifton <nickc@redhat.com>
14034 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14035 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14037 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14040 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14041 count argument with 0x10, not with 0x16.
14042 (expand_setmem_epilogue): Ditto.
14044 2007-02-24 Mike Stump <mrs@apple.com>
14046 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14049 2007-02-24 Richard Guenther <rguenther@suse.de>
14051 PR middle-end/30951
14052 * fold-const.c (fold_binary): Fold x +- CST op x for
14053 EQ_EXPR and NE_EXPR.
14055 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14057 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14059 2007-02-24 Jan Hubicka <jh@suse.cz>
14061 * cgraphunit.c (decide_is_function_needed): Honor
14062 -fkeep-inline-functions.
14064 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14066 * builtins.c (fold_builtin_modf): New.
14067 (fold_builtin_2): Use it.
14069 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14071 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14072 (determine_max_iter): Take additional LOOP arg; all callers changed.
14073 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14074 one using simplifications.
14075 (simplify_using_initial_values): Return if the expression becomes
14076 invalid due to altered regs.
14078 2007-02-23 DJ Delorie <dj@redhat.com>
14080 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14082 2007-02-23 Mike Stump <mrs@apple.com>
14084 * tlink.c (scan_linker_output): Parse linker messages from
14085 darwin9's linker better.
14087 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14090 * varpool.c (varpool_assemble_pending_decls): Set
14091 varpool_last_needed_node to null.
14093 2007-02-23 DJ Delorie <dj@redhat.com>
14095 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14096 alignment bigger than the object file can handle.
14098 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14101 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14102 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14103 (*movsf_1): Penalize MMX moves.
14105 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14107 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14108 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14110 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14112 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14114 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14115 (fold_builtin_1): Use them.
14116 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14117 BUILT_IN_SIGNIFICAND.
14119 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14121 * config/i386/i386.c (bdesc_1arg): Initialize
14122 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14123 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14124 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14125 and IX86_BUILTIN_MOVSLDUP.
14127 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14129 PR rtl-optimization/30841
14130 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14132 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14134 * builtins.c (fold_builtin_frexp): New.
14135 (fold_builtin_2): Use it.
14137 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14139 * doc/invoke.texi (Spec Files): Document getenv spec function.
14141 * gcc.c (getenv_spec_function): New function.
14142 (static_spec_functions): Add it.
14143 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14144 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14147 2007-02-22 Michael Matz <matz@suse.de
14150 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14151 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14153 2007-02-22 Ian Lance Taylor <iant@google.com>
14156 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14157 (mem_loc_descriptor): Call it.
14159 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14160 Ira Rosen <irar@il.ibm.com>
14162 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14164 2007-02-22 Ira Rosen <irar@il.ibm.com>
14166 PR tree-optimization/30843
14167 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14168 stores only after all the group is vectorized.
14170 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14172 PR tree-optimization/30858
14173 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14174 in the reduction cycle have a single use in the loop.
14175 * tree-vectorizer.h (relevant): Add documentation.
14177 2007-02-20 Mike Stump <mrs@apple.com>
14179 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14180 * configure: Regenerate.
14182 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14184 Change the defaults of some parameters and options.
14185 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14186 * config/spu/spu.c (spu_optimization_options): Add.
14187 (spu_override_options): Change params in spu_optimization_options.
14188 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14190 Register 127 is only 16 byte aligned when used as a frame pointer.
14191 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14192 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14193 HARD_FRAME_POINTER_REGNUM.
14194 (spu_legitimate_address): Use regno_aligned_for_reload.
14195 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14196 aligned when frame_pointer_needed is true.
14197 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14199 * config/spu/spu.h (INIT_EXPANDERS): Define.
14201 Make sure shift and rotate instructions have valid immediate operands.
14202 * config/spu/predicates.md (spu_shift_operand): Remove.
14203 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14204 * config/spu/constraints.md (W, O): Extend range.
14205 * config/spu/spu.md (umask, nmask): Define.
14206 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14207 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14208 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14209 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14210 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14211 (lshr<mode>3_reg): Fix rtl description.
14213 Make sure mulhisi immediate operands are valid.
14214 * config/spu/predicates.md (imm_K_operand): Add.
14215 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14217 Generate constants using fsmbi and andi.
14218 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14219 (print_operand, spu_split_immediate, classify_immediate,
14220 fsmbi_const_p): Handle IC_FSMBI2.
14222 Correctly handle a CONST_VECTOR containing symbols.
14223 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14224 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14225 (immediate_load_p): Allow symbols that use 2 instructions to create.
14226 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14227 with symbols when flag_pic is set.
14228 (const_vector_immediate_p): New.
14229 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14230 accept a CONST_VECTOR with symbols.
14231 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14232 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14234 * config/spu/spu.md (high, low): Delete.
14235 (low_<mode>): Define.
14237 Remove INTRmode and INTR_REGNUM, which didn't work.
14238 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14240 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14241 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14242 peephole2 pattern): Don't use INTR or 131.
14243 (movintrcc): Delete.
14244 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14245 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14246 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14247 (UNSPEC_SET_INTR): Add.
14248 * config/spu/spu-modes.def (INTR): Remove.
14250 More accurate warnings about run-time relocations.
14251 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14253 Correctly warn about immediate arguments to specific intrinsics.
14254 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14255 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14256 the instruction predicate.
14258 Fix tree check errors with latest update.
14259 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14261 (spu_expand_builtin): Use CALL_EXPR_FN.
14263 Add missing specific intrinsics.
14264 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14266 * config/spu/spu_internals.h: Ditto.
14268 Fix incorrect operand modifiers.
14269 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14270 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14272 Optimize one case of zero_extend of a vec_select.
14273 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14275 Accept any immediate for hbr.
14276 * config/spu/spu.md (hbr): Change s constraints to i.
14278 2007-02-21 Paul Brook <paul@codesourcery.com>
14280 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14281 condexec_count when skipping USE and CLOBBER.
14283 2007-02-21 Nick Clifton <nickc@redhat.com>
14285 * common.opt (Warray-bounds): Add Warning attribute.
14286 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14288 (fsized-zeroes): Add Optimization attribute.
14289 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14290 * c.opt (Wc++0x-compat): Add Warning attribute.
14292 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14294 PR middle-end/30761
14295 * reload1.c (eliminate_regs_in_insn): In the single_set special
14296 case, attempt to re-recognize the insn before falling back to
14297 having reload fix it up.
14299 2007-02-20 Eric Christopher <echristo@gmail.com>
14301 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14302 Rewrite accordingly.
14303 (frv_read_iacc_argument): Ditto.
14304 (frv_expand_set_builtin): Take a call instead of arglist, update for
14306 (frv_expand_unop_builtin): Ditto.
14307 (frv_expand_binop_builtin): Ditto.
14308 (frv_expand_cut_builtin): Ditto.
14309 (frv_expand_binopimm_builtin): Ditto.
14310 (frv_expand_voidbinop_builtin): Ditto.
14311 (frv_expand_int_void2arg): Ditto.
14312 (frv_expand_prefetches): Ditto.
14313 (frv_expand_voidtriop_builtin): Ditto.
14314 (frv_expand_voidaccop_builtin): Ditto.
14315 (frv_expand_load_builtin): Ditto.
14316 (frv_expand_store_builtin): Ditto.
14317 (frv_expand_mdpackh_builtin): Ditto.
14318 (frv_expand_mclracc_builtin): Ditto.
14319 (frv_expand_mrdacc_builtin): Ditto.
14320 (frv_expand_mwtacc_builtin): Ditto.
14321 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14324 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14326 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14327 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14329 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14330 point instructions.
14331 * configure: Regenerate.
14332 * config.in: Regenerate.
14333 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14334 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14335 masks to power6 and power6x and to POWERPC_MASKS.
14336 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14338 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14339 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14340 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14341 Access PROTOTYPE as variable, not mask.
14343 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14345 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14346 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14347 * combine.c (adjust_for_new_dest): Use it.
14348 * postreload.c (reload_combine): Likewise.
14350 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14352 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14353 notes on an insn with multiple sets, even if single_set returns
14354 non-NULL for that insn.
14356 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14358 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14359 scalbn and scalbln.
14361 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14363 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14364 if user didn't pass it.
14365 * config/i386/darwin.h (CC1_SPEC): Likewise.
14366 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14367 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14368 -mmacosx-version-min.
14370 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14371 Uros Bizjak <ubizjak@gmail.com>
14373 * optabs.h (enum optab_index): Add new OTI_scalb.
14374 (scalb_optab): Define corresponding macro.
14375 * optabs.c (init_optabs): Initialize scalb_optab.
14376 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14378 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14379 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14380 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14381 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14382 flag_unsafe_math_optimizations is set.
14384 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14385 to implement scalbf, scalb and scalbl built-ins as inline x87
14388 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14389 DJ Delorie <dj@redhat.com>
14392 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14393 (diagnostic_report_diagnostic): ... here, and turn them into real
14394 errors. If warnings are inhibited, no need to do anything.
14396 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14398 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14399 better code generation.
14401 2007-02-20 Ben Elliston <bje@au.ibm.com>
14403 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14405 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14407 * config/alpha/alpha.c, config/alpha/alpha.md,
14408 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14409 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14410 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14411 config/arm/lib1funcs.asm: Follow spelling conventions.
14413 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14414 config/fr30/fr30.md, config/i386/i386.h,
14415 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14416 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14417 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14418 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14419 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14420 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14421 config/sparc/sparc.c, config/sparc/sparc.h,
14422 config/sparc/sparc.md, config/spu/constraints.md,
14423 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14426 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14429 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14432 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14434 * doc/invoke.texi (-ftree-lrs): Remove.
14436 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14438 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14441 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14443 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14444 new CALL_EXPR_FN macro for retrieving the function
14445 declaration of the input expression.
14447 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14449 * c.opt (Waddress): New.
14450 * common.opt (Walways-true): Delete.
14451 (Wstring-literal-comparison): Delete.
14452 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14453 -Wstring-literal-comparison. Add -Waddress.
14455 (Walways-true): Delete.
14456 (Wstring-literal-comparison): Delete.
14457 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14458 consistently instead of -Walways-true in example.
14459 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14460 * c-typeck.c (parser_build_binary_op): Replace
14461 -Wstring-literal-comparison and -Walways-true with -Waddress.
14462 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14465 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14467 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14468 without DECL_STRUCT_FUNCTION initialized.
14470 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14472 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14473 due to calls to functions taking pointers as parameters.
14475 2007-02-19 Richard Henderson <rth@redhat.com>
14478 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14481 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14483 * config/s390/s390.c (s390_call_saved_register_used,
14484 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14485 accessed to the new scheme.
14487 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14489 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14490 (cris_print_index, cris_print_operand, cris_print_operand_address)
14491 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14492 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14493 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14494 GET_CODE () == xxx.
14495 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14496 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14497 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14498 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14499 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14500 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14501 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14502 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14503 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14504 (uminsi3, call, call_value): Ditto.
14505 (define_split: indir_to_reg_split, unnamed): Ditto.
14507 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14509 PR tree-optimization/30975
14510 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14513 2007-02-18 Eric Christopher <echristo@gmail.com>
14515 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14516 Remove use of arglist.
14517 (mips_expand_builtin): Remove use of arglist, pass in expr.
14518 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14519 (mips_expand_builtin_movtf): Ditto.
14520 (mips_expand_builtin_compare): Ditto.
14522 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14524 * tree-sra.c (sra_build_assignment): Replace assertion
14525 checking with a comment explaining why it can't be done.
14527 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14529 PR middle-end/30833
14530 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14531 during CALL_EXPR representation conversion.
14532 * tree-ssa-propagate.c (set_rhs): Likewise.
14534 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14536 * tree-sra.c (sra_build_assignment): Disable assertion checking
14539 2007-02-18 Roger Sayle <roger@eyesopen.com>
14541 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14542 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14543 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14545 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14546 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14547 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14548 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14549 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14550 force_gimple_operand): Likewise.
14551 * ipa-cp.c (constant_val_insert): Likewise.
14552 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14553 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14554 perfect_nestify): Likewise.
14555 * langhooks.c (lhd_omp_assignment): Likewise.
14556 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14557 lower_copyprivate_clauses, lower_send_clauses,
14558 lower_send_shared_vars, expand_parallel_call,
14559 expand_omp_for_generic, expand_omp_for_static_nochunk,
14560 expand_omp_for_static_chunk, expand_omp_sections,
14561 lower_omp_single_copy, lower_omp_for_lastprivate,
14562 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14563 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14564 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14567 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14569 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14570 config/sh/sh.md: Follow spelling conventions.
14572 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14573 config/frv/predicates.md: Follow spelling conventions.
14575 * config/m68k/linux-unwind.h: Fix a comment typo.
14576 * target.h: Follow spelling conventions.
14578 2007-02-18 Roger Sayle <roger@eyesopen.com>
14580 PR rtl-optimization/28173
14581 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14582 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14583 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14584 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14585 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14587 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14589 * builtins.c (fold_builtin_load_exponent): New.
14590 (fold_builtin_2): Use it.
14592 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14594 PR rtl-optimization/30773
14595 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14596 if we fail to attach a REG_EQUIV note.
14598 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14599 Roger Sayle <roger@eyesopen.com>
14601 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14603 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14605 * calls.c (initialize_argument_information): Pass original EXP
14606 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14607 code to split complex arguments here, as part of initializing the
14609 (expand_call): Remove code that builds a list of arguments and
14610 inserts implicit arguments into it. Instead, just count how many
14611 implicit arguments there will be so we can determine the size of
14612 the ARGS array, and let initialize_argument_information do the work.
14613 (split_complex_values): Delete unused function.
14615 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14617 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14619 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14621 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14622 for arg pointer based indexed addressing.
14624 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14626 * config/ia64/ia64.h, config/ia64/ia64.md,
14627 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14628 spelling conventions.
14630 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14632 * config/m68k/m68k.c (split_di): New.
14633 * config/m68k/m68k-protos.h: Declare split_di.
14634 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14635 Improve predicate handling and split constant shifts.
14637 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14639 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14640 parameter for register bitfield operations, general predicates
14643 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14645 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14646 * config/m68k/linux-unwind.h: New file.
14648 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14650 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14651 config/i386/athlon.md, config/ia64/ia64.md,
14652 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14653 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14654 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14655 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14656 tree-vect-transform.c: Fix comment typos.
14658 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14660 * sched-deps.c (find_insn_list): Remove.
14661 * sched-int.h: Remove the prototype for find_insn_list.
14663 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14665 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14667 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14668 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14669 darwin_rs6000_override_options.
14670 (C_COMMON_OVERRIDE_OPTIONS): Expect
14671 darwin_macosx_version_min to be non-NULL always.
14672 (TARGET_C99_FUNCTIONS): Likewise.
14673 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14674 (DARWIN_MINVERSION_SPEC): New.
14675 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14676 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14678 (DARWIN_MINVERSION_SPEC): New.
14679 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14681 * config/darwin-c.c (darwin_cpp_builtins): Expect
14682 darwin_macosx_version_min to be non-NULL always.
14684 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14686 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14688 * config/i386/i386.h (x86_use_xchgb): New.
14689 (TARGET_USE_XCHGB): New macro.
14690 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14691 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14692 Split after reload into bswaphi for shifts of 8.
14693 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14694 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14695 or when optimizing for size.
14697 2007-02-16 Richard Guenther <rguenther@suse.de>
14698 Christian Bruel <christian.bruel@st.com>
14700 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14701 DECLs but prefer SSA_NAMEs over DECLs.
14703 2007-02-16 Richard Guenther <rguenther@suse.de>
14705 * tree-flow-inline.h (single_imm_use_p): Remove.
14706 (zero_imm_uses_p): Likewise.
14707 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14708 instead of single_imm_use_p.
14709 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14712 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14715 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14716 nested double- and backquotes.
14718 2007-02-15 Roger Sayle <roger@eyesopen.com>
14720 PR middle-end/30391
14721 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14722 should be unreachable.
14723 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14724 For the time being redirect GIMPLE_MODIFY_STMT to the new
14725 (renamed) build_gimple_modify_stmt_stat.
14726 (build2_gimple_stat): Rename to...
14727 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14728 Always build a GIMPLE_MODIFY_STMT node.
14729 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14730 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14733 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14734 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14735 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14736 expand_complex_div_wide): Likewise.
14737 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14738 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14739 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14740 * tree-ssa-loop-manip.c (create_iv): Likewise.
14741 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14742 abs_replacement): Likewise.
14743 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14744 realify_fake_stores): Likewise.
14746 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14747 node rather than a GIMPLE_MODIFY_STMT node.
14748 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14749 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14751 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14752 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14753 GIMPLE_MODIFY_STMT.
14755 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14757 PR middle-end/30433
14758 * fold-const.c (fold_comparison): Add back the
14759 folding of constant complex comparisions.
14761 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14763 PR middle-end/30729
14764 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14765 effects unknown to this function, return early.
14767 2007-02-15 Ian Lance Taylor <iant@google.com>
14769 * lower-subreg.c (move_eh_region_note): New static function.
14770 (resolve_simple_move): Call it.
14771 (decompose_multiword_subregs): Track blocks for which we resolve a
14772 simple move which is also a control flow insn. Pass them to
14773 find_many_sub_basic_blocks.
14774 (pass_lower_subreg): Add TODO_verify_flow.
14775 (pass_lower_subreg2): Likewise.
14777 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14778 Brooks Moses <brooks.moses@codesourcery.com>
14779 Lee Millward <lee.millward@codesourcery.com>
14781 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14782 (VL_EXP_CLASS_P): New.
14783 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14785 (TREE_OPERAND_CHECK_CODE): Likewise.
14786 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14787 (TREE_RTL_OPERAND_CHECK): Likewise.
14788 (tree_operand_check_failed): Make second parameter the whole tree
14789 instead of its code. Fixed callers.
14790 (VL_EXP_CHECK): New.
14791 (TREE_OPERAND_LENGTH): New.
14792 (VL_EXP_OPERAND_LENGTH): New.
14793 (CALL_EXPR_FN): New.
14794 (CALL_EXPR_STATIC_CHAIN): New.
14795 (CALL_EXPR_ARGS): New.
14796 (CALL_EXPR_ARG): New.
14797 (call_expr_nargs): New.
14798 (CALL_EXPR_ARGP): New.
14799 (build_nt_call_list): Declare.
14800 (build_vl_exp_stat): Declare.
14801 (build_vl_exp): New.
14802 (build_call_list): Declare.
14803 (build_call_nary): Declare.
14804 (build_call_valist): Declare.
14805 (build_call_array): Declare.
14806 (call_expr_arg): Declare.
14807 (call_expr_argp): Declare.
14808 (call_expr_arglist): Declare.
14809 (fold_build_call_list): Declare.
14810 (fold_build_call_list_initializer): Declare.
14811 (fold_call_expr): Declare to replace fold_builtin.
14812 (fold_builtin_fputs): Update to agree with modified definition.
14813 (fold_builtin_strcpy): Likewise.
14814 (fold_builtin_strncpy): Likewise.
14815 (fold_builtin_memory_chk): Likewise.
14816 (fold_builtin_stxcpy_chk): Likewise.
14817 (fold_builtin_strncpy_chk): Likewise.
14818 (fold_builtin_next_arg): Likewise.
14819 (fold_build_call_expr): Declare.
14820 (fold_builtin_call_list): Declare.
14821 (fold_builtin_call_valist): Declare.
14822 (build_call_expr): Declare.
14823 (validate_arglist): Update to agree with modified definition.
14824 (tree_operand_length): New.
14825 (call_expr_arg_iterator): New.
14826 (init_call_expr_arg_iterator): New.
14827 (next_call_expr_arg): New.
14828 (first_call_expr_arg): New.
14829 (more_call_expr_args_p): New.
14830 (FOR_EACH_CALL_EXPR_ARG): New.
14832 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14833 and tcc_gimple_stmt.
14834 (tree_code_size): Update documentation. Use sizeof (tree) rather
14835 than sizeof (char *).
14836 (tree_size): Likewise. Add case for tcc_vl_exp.
14837 (tree_node_structure): Add case for tcc_vl_exp.
14838 (contains_placeholder_p): Likewise.
14839 (substitute_in_expr): Likewise.
14840 (substitute_placeholder_in_expr): Likewise.
14841 (stabilize_reference_1): Likewise.
14842 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14843 to diagnose breakage of this interface for constructing CALL_EXPRs.
14844 (build_nt): Add similar assertion here.
14845 (build_nt_call_list): New.
14846 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14847 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14849 (get_callee_fndecl): Use new CALL_EXPR accessors.
14850 (tree_operand_check_failed): Change parameters to pass entire node
14851 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14852 (process_call_operands): New.
14853 (build_vl_exp_stat): New.
14854 (build_call_list): New.
14855 (build_call_nary): New.
14856 (build_call_valist): New.
14857 (build_call_array): New.
14858 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14859 (call_expr_arglist): New.
14861 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14862 tcc_vl_exp instead of a fixed-size tcc_expression.
14864 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14865 accessors for CALL_EXPRs.
14866 (AGGR_INIT_EXPR): Likewise.
14868 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14869 Brooks Moses <brooks.moses@codesourcery.com>
14870 Lee Millward <lee.millward@codesourcery.com>
14872 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14873 (expand_builtin_nonlocal_goto): Change parameter to be entire
14874 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14875 (expand_builtin_prefetch): Likewise.
14876 (expand_builtin_classify_type): Likewise.
14877 (mathfn_built_in): Return NULL_TREE instead of 0.
14878 (expand_errno_check): Use new CALL_EXPR accessors.
14879 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14880 Return NULL_RTX instead of 0.
14881 (expand_builtin_mathfn_2): Likewise.
14882 (expand_builtin_mathfn_3): Likewise.
14883 (expand_builtin_interclass_mathfn): Likewise.
14884 (expand_builtin_sincos): Likewise.
14885 (expand_builtin_cexpi): Likewise.
14886 (expand_builtin_int_roundingfn): Likewise.
14887 (expand_builtin_int_roundingfn_2): Likewise.
14888 (expand_builtin_pow): Likewise.
14889 (expand_builtin_powi): Likewise.
14890 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14891 of arglist, fixing callers appropriately. Use new CALL_EXPR
14892 accessors and constructors. Return NULL_RTX instead of 0.
14893 (expand_builtin_strstr): Likewise.
14894 (expand_builtin_strchr): Likewise.
14895 (expand_builtin_strrchr): Likewise.
14896 (expand_builtin_strpbrk): Likewise.
14897 (expand_builtin_memcpy): Likewise.
14898 (expand_builtin_mempcpy): Likewise.
14899 (expand_builtin_mempcpy_args): New.
14900 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14901 (expand_builtin_memmove_args): New.
14902 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14903 (expand_movstr): Likewise.
14904 (expand_builtin_strcpy): Likewise.
14905 (expand_builtin_strcpy_args): New.
14906 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14907 (expand_builtin_strncpy): Likewise.
14908 (expand_builtin_memset): Likewise.
14909 (expand_builtin_memset_args): New.
14910 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14911 (expand_builtin_memcmp): Likewise.
14912 (expand_builtin_strcmp): Likewise.
14913 (expand_builtin_strncmp): Likewise.
14914 (expand_builtin_strcat): Likewise.
14915 (expand_builtin_strncat): Likewise.
14916 (expand_builtin_strspn): Likewise.
14917 (expand_builtin_strcspn): Likewise.
14918 (expand_builtin_args_info): Likewise.
14919 (expand_builtin_va_start): Likewise.
14920 (gimplify_va_arg_expr): Likewise.
14921 (expand_builtin_va_end): Likewise.
14922 (expand_builtin_va_copy): Likewise.
14923 (expand_builtin_frame_address): Likewise.
14924 (expand_builtin_alloca): Likewise.
14925 (expand_builtin_bswap): Likewise.
14926 (expand_builtin_unop): Likewise.
14927 (expand_builtin_fputs): Likewise.
14928 (expand_builtin_expect): Likewise.
14929 (expand_builtin_fabs): Likewise.
14930 (expand_builtin_copysign): Likewise.
14931 (expand_builtin_printf): Likewise.
14932 (expand_builtin_fprintf): Likewise.
14933 (expand_builtin_sprintf): Likewise.
14934 (expand_builtin_init_trampoline): Likewise.
14935 (expand_builtin_signbit): Likewise.
14936 (expand_builtin_fork_or_exec): Likewise.
14937 (expand_builtin_sync_operation): Likewise.
14938 (expand_builtin_compare_and_swap): Likewise.
14939 (expand_builtin_lock_test_and_set): Likewise.
14940 (expand_builtin_lock_release): Likewise.
14941 (expand_builtin): Likewise.
14942 (builtin_mathfn_code): Likewise.
14944 (fold_builtin_constant_p): Pass call arguments individually instead
14945 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14946 accessors and constructors. Return NULL_TREE instead of 0.
14947 (fold_builtin_expect): Likewise.
14948 (fold_builtin_classify_type): Likewise.
14949 (fold_builtin_strlen): Likewise.
14950 (fold_builtin_nan): Likewise.
14951 (integer_valued_real_p): Likewise.
14952 (fold_trunc_transparent_mathfn): Likewise.
14953 (fold_fixed_mathfn): Likewise.
14954 (fold_builtin_cabs): Likewise.
14955 (fold_builtin_sqrt): Likewise.
14956 (fold_builtin_cbrt): Likewise.
14957 (fold_builtin_cos): Likewise.
14958 (fold_builtin_cosh): Likewise.
14959 (fold_builtin_tan): Likewise.
14960 (fold_builtin_sincos): Likewise.
14961 (fold_builtin_cexp): Likewise.
14962 (fold_builtin_trunc): Likewise.
14963 (fold_builtin_floor): Likewise.
14964 (fold_builtin_ceil): Likewise.
14965 (fold_builtin_round): Likewise.
14966 (fold_builtin_int_roundingfn): Likewise.
14967 (fold_builtin_bitop): Likewise.
14968 (fold_builtin_bswap): Likewise.
14969 (fold_builtin_logarithm): Likewise.
14970 (fold_builtin_hypot): Likewise.
14971 (fold_builtin_pow): Likewise.
14972 (fold_builtin_powi): Likewise.
14973 (fold_builtin_exponent): Likewise.
14974 (fold_builtin_memset): Likewise.
14975 (fold_builtin_bzero): Likewise.
14976 (fold_builtin_memory_op): Likewise.
14977 (fold_builtin_bcopy): Deleted; call site changed to invoke
14978 fold_builtin_memory_op directly.
14979 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14980 (fold_builtin_strncpy): Likewise.
14981 (fold_builtin_memcmp): Likewise.
14982 (fold_builtin_strcmp): Likewise.
14983 (fold_builtin_strncmp): Likewise.
14984 (fold_builtin_signbit): Likewise.
14985 (fold_builtin_copysign): Likewise.
14986 (fold_builtin_isascii): Likewise.
14987 (fold_builtin_toascii): Likewise.
14988 (fold_builtin_isdigit): Likewise.
14989 (fold_builtin_fabs): Likewise.
14990 (fold_builtin_abs): Likewise.
14991 (fold_builtin_fmin_fmax): Likewise.
14992 (fold_builtin_carg): Likewise.
14993 (fold_builtin_classify): Likewise.
14994 (fold_builtin_unordered_cmp): Likewise.
14996 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14997 New functions split out from fold_builtin_1.
14998 (fold_builtin_n): New.
14999 (fold_builtin_varargs): New.
15000 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15002 (fold_call_expr): New.
15003 (build_function_call_expr): Rewrite to use new helper function.
15004 (fold_builtin_call_list): New.
15005 (build_call_expr): New.
15006 (fold_builtin_call_valist): New.
15007 (rewrite_call_expr): New.
15008 (validate_arg): New.
15009 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15010 of an arglist. Change return type to bool. Use new CALL_EXPR
15013 (fold_builtin_strstr): Pass call arguments individually instead
15014 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15015 accessors and constructors. Return NULL_TREE instead of 0.
15016 (fold_builtin_strchr): Likewise.
15017 (fold_builtin_strrchr): Likewise.
15018 (fold_builtin_strpbrk): Likewise.
15019 (fold_builtin_strcat): Likewise.
15020 (fold_builtin_strncat): Likewise.
15021 (fold_builtin_strspn): Likewise.
15022 (fold_builtin_strcspn): Likewise.
15023 (fold_builtin_fputs): Likewise.
15024 (fold_builtin_next_arg): Likewise.
15025 (fold_builtin_sprintf): Likewise.
15027 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15028 NULL_RTX instead of 0.
15029 (expand_builtin_memory_chk): Likewise.
15030 (maybe_emit_chk_warning): Likewise.
15031 (maybe_emit_sprintf_chk_warning): Likewise.
15033 (fold_builtin_object_size): Pass call arguments individually instead
15034 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15035 accessors and constructors. Return NULL_TREE instead of 0.
15036 (fold_builtin_memory_chk): Likewise.
15037 (fold_builtin_stxcpy_chk): Likewise.
15038 (fold_builtin_strncpy_chk): Likewise.
15039 (fold_builtin_strcat_chk): Likewise.
15040 (fold_builtin_strcat_chk): Likewise.
15041 (fold_builtin_strncat_chk): Likewise.
15042 (fold_builtin_sprintf_chk): Likewise.
15043 (fold_builtin_snprintf_chk): Likewise.
15044 (fold_builtin_printf): Likewise.
15045 (fold_builtin_vprintf): Likewise.
15047 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15049 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15050 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15051 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15052 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15053 (fold_unary): Likewise.
15054 (fold_binary): Likewise.
15055 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15056 ternary expressions.
15057 (fold): Add logic for tcc_vl_exp.
15058 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15059 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15060 (fold_build3_stat): Add assertion to flag broken interface for
15061 constructing CALL_EXPRs.
15062 (fold_build_call_list): New.
15063 (fold_build_call_list_initializer): New.
15064 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15066 (fold_strip_sign_ops): Likewise.
15068 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15069 Brooks Moses <brooks.moses@codesourcery.com>
15070 Lee Millward <lee.millward@codesourcery.com>
15072 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15073 accessors and dump arguments explicitly.
15075 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15077 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15079 (print_call_name): Use new CALL_EXPR accessors.
15081 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15082 CALL_EXPR arguments explicitly instead of as a list. Use
15083 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15085 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15086 (vrp_visit_stmt): Likewise.
15088 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15089 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15091 (force_move_till_expr): Likewise.
15093 * targhooks.c (default_external_stack_protect_fail): Use
15094 build_call_expr instead of build_function_call_expr.
15095 (default_hidden_stack_protect_fail): Likewise.
15097 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15100 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15101 and walk arguments explicitly.
15103 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15104 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15105 (expand_simple_operations): Likewise.
15106 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15108 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15109 of TREE_CODE_LENGTH.
15110 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15112 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15113 instead of TREE_CODE_LENGTH.
15115 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15116 (tree_ic_transform): Likewise.
15117 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15118 parameter instead of arglist. Fix callers.
15119 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15120 (tree_stringops_transform): Likewise.
15121 (tree_indirect_call_to_profile): Likewise.
15122 (tree_stringops_values_to_profile): Likewise.
15124 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15125 (eliminate_tail_call): Likewise.
15127 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15129 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15130 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15132 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15134 * omp-low.c (build_omp_barrier): Use build_call_expr.
15135 (lower_rec_input_clauses): Likewise.
15136 (lower_reduction_clauses): Likewise.
15137 (expand_parallel_call): Likewise.
15138 (maybe_catch_exception): Likewise.
15139 (expand_omp_for_generic): Likewise.
15140 (expand_omp_for_static_nochunk): Likewise.
15141 (expand_omp_sections): Likewise.
15142 (lower_omp_single_simple): Likewise.
15143 (lower_omp_single_copy): Likewise.
15144 (lower_omp_master): Likewise.
15145 (lower_omp_ordered): Likewise.
15146 (lower_omp_critical): Likewise.
15148 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15149 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15151 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15152 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15153 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15155 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15156 and generalize to handle any number of operands.
15157 (chrec_contains_undetermined): Likewise.
15158 (tree_contains_chrecs): Likewise.
15159 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15161 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15163 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15164 fold_call_expr instead of fold_builtin.
15165 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15166 match declarations there.
15167 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15170 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15171 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15173 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15174 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15176 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15179 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15180 (execute_cse_sincos): Use new CALL_EXPR accessors.
15182 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15184 * gimple-low.c (lower_function_body): Use build_call_expr.
15185 (lower_builtin_setjmp): Likewise.
15187 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15188 (set_storage_via_libcall): Likewise.
15189 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15190 instead of TREE_CODE_LENGTH.
15191 (expand_expr_real_1): Use new CALL_EXPR accessors.
15193 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15194 generalize to handle any number of operands.
15195 (TB_parent_eq): Likewise.
15197 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15198 (strip_builtin_expect): Likewise.
15200 * function.c (gimplify_parameters): Use build_call_expr.
15202 * tree-vectorizer.c (vect_is_simple_reduction): Use
15203 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15205 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15206 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15208 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15211 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15212 (gimplify_decl_expr): Likewise.
15213 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15214 Use new CALL_EXPR iterators.
15215 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15216 (gimplify_modify_expr_to_memset): Likewise.
15217 (gimplify_variable_sized_compare): Likewise.
15218 (gimplify_omp_atomic_fetch_op): Likewise.
15219 (gimplify_omp_atomic_pipeline): Likewise.
15220 (gimplify_omp_atomic_mutex): Likewise.
15221 (gimplify_function_tree): Likewise.
15223 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15224 (call_expr_flags): Likewise.
15225 (expand_call): Likewise.
15227 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15228 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15231 * coverage.c (create_coverage): Use build_call_expr.
15233 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15234 (temp_call_expr_obstack): New.
15235 (pool_copy_list): Delete.
15236 (temp_copy_call_expr): New.
15237 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15238 CALL_EXPR accessors. Get rid of special goo for copying argument
15239 lists and use temp_copy_call_expr instead.
15240 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15241 CALL_EXPR accessors.
15242 (create_expression_by_pieces): Likewise. Use build_call_array
15243 to construct the result instead of fold_build3.
15244 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15245 dealing with argument lists.
15246 (init_pre): Remove references to expression_node_pool and
15247 list_node_pool. Init temp_call_expr_obstack instead.
15248 (fini_pre): Remove references to expression_node_pool and
15251 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15252 and walk arguments explicitly instead of as a list.
15254 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15255 (mx_register_decls): Likewise.
15256 (mudflap_register_call): Likewise.
15257 (mudflap_finish_file): Likewise.
15259 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15260 (ipa_callsite_compute_param): Likewise.
15262 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15263 accessors and constructor.
15265 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15266 accessors and constructor.
15267 (convert_tramp_reference): Likewise.
15268 (convert_call_expr): Likewise.
15269 (finalize_nesting_tree_1): Likewise.
15271 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15274 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15276 * tree-inline.c (initialize_inlined_parameters): Pass entire
15277 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15279 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15280 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15282 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15283 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15284 (vectorizable_reduction): Likewise.
15285 (vectorizable_call): Use new CALL_EXPR iterators.
15286 (vectorizable_conversion): Use build_call_expr.
15287 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15288 (vect_gen_widened_results_half): Use build_call_expr.
15289 (vect_setup_realignment): Likewise.
15290 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15292 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15293 (pass_through_call): Likewise.
15294 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15297 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15298 (tree_gen_pow2_profiler): Likewise.
15299 (tree_gen_one_value_profiler): Likewise.
15300 (tree_gen_ic_func_profiler): Likewise.
15301 (tree_gen_average_profiler): Likewise.
15302 (tree_gen_ior_profiler): Likewise.
15304 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15305 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15306 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15308 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15309 of TREE_CODE_LENGTH.
15311 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15312 of TREE_CODE_LENGTH.
15314 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15316 (convert_to_integer): Likewise.
15318 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15321 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15322 Brooks Moses <brooks.moses@codesourcery.com>
15323 Lee Millward <lee.millward@codesourcery.com>
15325 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15327 * config/frv/frv.c (frv_expand_builtin): Likewise.
15328 * config/s390/s390.c (s390_expand_builtin): Likewise.
15330 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15331 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15333 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15334 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15335 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15336 (ix86_expand_store_builtin): Likewise.
15337 (ix86_expand_unop_builtin): Likewise.
15338 (ix86_expand_unop1_builtin): Likewise.
15339 (ix86_expand_sse_compare): Likewise.
15340 (ix86_expand_sse_comi): Likewise.
15341 (ix86_expand_vec_init_builtin): Likewise.
15342 (ix86_expand_vec_ext_builtin): Likewise.
15343 (ix86_expand_vec_set_builtin): Likewise.
15344 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15346 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15347 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15349 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15350 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15351 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15353 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15355 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15356 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15357 arglist. Use new CALL_EXPR accessors. Fix callers.
15358 (altivec_expand_abs_builtin): Likewise.
15359 (rs6000_expand_binop_builtin): Likewise.
15360 (altivec_expand_predicate_builtin): Likewise.
15361 (altivec_expand_lv_builtin): Likewise.
15362 (spe_expand_stv_builtin): Likewise.
15363 (altivec_expand_stv_builtin): Likewise.
15364 (rs6000_expand_ternop_builtin): Likewise.
15365 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15366 (altivec_expand_st_builtin): Likewise.
15367 (altivec_expand_dst_builtin): Likewise.
15368 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15369 arglist. Use new CALL_EXPR accessors. Fix callers.
15370 (altivec_expand_vec_set_builtin): Likewise.
15371 (altivec_expand_vec_ext_builtin): Likewise.
15372 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15373 (spe_expand_builtin): Likewise.
15374 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15375 arglist. Use new CALL_EXPR accessors. Fix callers.
15376 (spe_expand_evsel_builtin): Likewise.
15377 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15378 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15380 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15381 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15382 (arm_expand_unop_builtin): Likewise.
15383 (arm_expand_builtin): Use new CALL_EXPR accessors.
15385 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15388 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15389 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15391 (bfin_expand_unop_builtin): Likewise.
15392 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15394 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15395 Brooks Moses <brooks.moses@codesourcery.com>
15396 Lee Millward <lee.millward@codesourcery.com>
15398 * c-semantics.c (build_stmt): Add internal diagnostic check.
15400 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15401 accessors. Print arguments explicitly instead of as a list.
15403 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15405 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15406 (c_finish_omp_flish): Likewise.
15408 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15409 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15410 instead of TREE_CODE_LENGTH.
15411 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15412 (c_warn_unused_result): Likewise.
15414 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15417 * doc/invoke.texi (Warning Options): Remove
15418 -Werror-implicit-function-declaration.
15419 (Wimplicit-function-declaration): Update description.
15420 * opts.c (common_handle_option): Move handling of -Werror=* to...
15421 (enable_warning_as_error): ...here.
15422 * opts.h (enable_warning_as_error): Declare.
15423 * c-decl.c (implicit_decl_warning): Unless
15424 -Wno-implicit-function-declaration is given, emit a pedwarn if
15425 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15426 * c.opt (Wimplicit-function-declaration): Replace
15427 mesg_implicit_function_declaration with
15428 warn_implicit_function_declaration.
15429 * c-opts.c (c_common_handle_option):
15430 -Werror-implicit-function-declaration is exactly equal as
15431 -Werror=implicit-function-declaration.
15432 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15433 warn_implicit_function_declaration.
15434 (c_common_post_options): -Wimplict-function-declaration is enabled
15435 by default by -std=c99, otherwise is disabled by default.
15436 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15438 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15440 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15441 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15442 former is ignored but not the latter.
15444 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15446 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15447 is made and the reference doesn't use the alias set of its type,
15448 do not create the temporary using that type.
15450 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15452 * jump.c: Remove prototypes for delete_computation and
15453 delete_prior_computation.
15455 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15457 * jump.c (get_label_after): Delete.
15458 (get_label_before, delete_computation, delete_jump,
15459 delete_prior_computation, follow_jumps): Move...
15460 * reorg.c (delete_computation, delete_prior_computation): ... here...
15461 (get_label_before, delete_jump): ... making these static ...
15462 (follow_jumps): ... and simplifying this since it only runs after
15464 * rtl.h (get_label_after, get_label_before, delete_jump,
15465 follow_jumps): Delete prototypes.
15467 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15469 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15471 2007-02-15 Nick Clifton <nickc@redhat.com>
15473 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15474 order to prevent it from being munged by the target.
15476 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15478 * config/i386/i386.md: Remove misleading comment.
15480 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15482 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15483 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15486 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15488 * tree-sra.c (instantiate_missing_elements): Canonicalize
15490 (sra_build_assignment): New.
15491 (generate_copy_inout, generate_element_copy,
15492 generate_element_zero, generate_one_element_init): Use it.
15494 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15496 * tree-sra.c (instantiate_missing_elements): Canonicalize
15498 (sra_build_assignment): New.
15499 (generate_copy_inout, generate_element_copy,
15500 generate_element_zero, generate_one_element_init): Use it.
15502 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15504 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15507 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15509 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15510 types as aggregates not scalars.
15511 * function.c (assign_stack_temp_for_type): Likewise.
15513 2007-02-14 Roger Sayle <roger@eyesopen.com>
15514 Zdenek Dvorak <dvorakz@suse.cz>
15516 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15519 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15521 * passes.c (next_pass_1): Clear the next field of the copied
15524 2007-02-14 Richard Henderson <rth@redhat.com>
15526 * tree-sra.c (early_sra): New.
15527 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15528 (tree_sra_early, pass_sra_early): New.
15529 * tree-pass.h (pass_sra_early): Declare.
15530 * passes.c (init_optimization_passes): Use it.
15532 2007-02-14 Richard Guenther <rguenther@suse.de>
15534 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15536 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15538 PR tree-optimization/30771
15539 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15541 (vect_analyze_operations): Induction phis can now be marked as
15543 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15544 Update documentation accordingly.
15546 2007-02-14 Nick Clifton <nickc@redhat.com>
15548 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15549 most 3 arguments are supported.
15550 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15552 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15554 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15555 Ensure dst->current is valid.
15557 2007-02-13 Paul Brook <paul@codesourcery.com>
15559 * config.gcc: Add arm*-*-uclinux-*eabi.
15560 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15561 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15562 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15563 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15564 (LINK_SPEC): Define.
15565 (LIB_SPEC): Define.
15566 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15568 * config/arm/uclinux-eabi.h: New file.
15569 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15570 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15573 2007-02-13 Ian Lance Taylor <iant@google.com>
15575 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15576 * flags.h (warn_strict_overflow): Declare.
15577 (enum warn_strict_overflow_code): Define.
15578 (issue_strict_overflow_warning): New static inline function.
15579 * opts.c (warn_strict_overflow): New variable.
15580 (common_handle_option): Handle OPT_Wstrict_overflow and
15581 OPT_Wstrict_overflow_.
15582 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15584 * fold-const.c: Include intl.h.
15585 (fold_deferring_overflow_warnings): New static variable.
15586 (fold_deferred_overflow_warning): New static variable.
15587 (fold_deferred_overflow_code): New static variable.
15588 (fold_defer_overflow_warnings): New function.
15589 (fold_undefer_overflow_warnings): New function.
15590 (fold_undefer_and_ignore_overflow_warnings): New function.
15591 (fold_deferring_overflow_warnings_p): New function.
15592 (fold_overflow_warning): New static function.
15593 (make_range): Add strict_overflow_p parameter. Change all
15595 (extract_muldiv, extract_muldiv_1): Likewise.
15596 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15597 tree_expr_nonnegative_p.
15598 (fold_negate_expr): Call fold_overflow_warning.
15599 (fold_range_test): Likewise.
15600 (fold_comparison): Likewise.
15601 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15602 instead of tree_expr_nonnegative_p.
15603 (tree_expr_nonnegative_warnv_p): Rename from
15604 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15605 (tree_expr_nonnegative_p): New function.
15606 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15607 strict_overflow_p parameter.
15608 (tree_expr_nonzero_p): New function.
15609 * passes.c (verify_interpass_invariants): New static function.
15610 (execute_one_pass): Call it.
15611 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15613 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15614 (estimate_numbers_of_iterations): Likewise.
15615 (scev_probably_wraps_p): Likewise.
15616 * tree-ssa-ccp.c: Include "toplev.h".
15617 (evaluate_stmt): Defer fold overflow warnings until we know we are
15619 (struct fold_stmt_r_data): Add stmt field.
15620 (fold_stmt_r): Defer fold overflow warnings until we know we
15622 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15623 (fold_stmt_inplace): Likewise.
15624 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15625 (cleanup_control_expr_graph): Defer fold overflow warnings until
15626 we know we are going to optimize.
15627 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15628 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15630 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15631 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15632 * tree-ssa-loop-manip.c (create_iv): Likewise.
15633 * c-typeck.c (build_conditional_expr): Likewise.
15634 (build_binary_op): Likewise.
15635 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15636 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15637 (extract_range_from_unary_expr): Likewise.
15638 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15639 assuming that signed overflow does not occur.
15640 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15641 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15642 (fold_defer_overflow_warnings): Declare.
15643 (fold_undefer_overflow_warnings): Declare.
15644 (fold_undefer_and_ignore_overflow_warnings): Declare.
15645 (fold_deferring_overflow_warnings_p): Declare.
15646 (tree_expr_nonzero_warnv_p): Declare.
15647 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15648 of warning options.
15649 (Warning Options): Document -Wstrict-overflow.
15650 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15651 (tree-ssa-ccp.o): Likewise.
15652 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15653 (fold-const.o): Depend on intl.h.
15655 2007-02-13 Ian Lance Taylor <iant@google.com>
15657 PR middle-end/30751
15658 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15661 2007-02-13 Stuart Hastings <stuart@apple.com>
15663 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15665 2007-02-13 Richard Henderson <rth@redhat.com>
15667 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15668 handled_component_p before looking for the indirect_ref.
15670 2007-02-13 Richard Henderson <rth@redhat.com>
15672 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15673 remove flags clobber.
15674 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15675 (bswaphi_lowpart): New.
15676 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15677 remove TARGET_BSWAP test. Delete expander of the same name.
15679 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15680 (expand_unop): Use them.
15682 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15685 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15686 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15687 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15688 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15689 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15690 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15691 assembler dialect choice from asm templates.
15693 2007-02-12 Richard Henderson <rth@redhat.com>
15695 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15696 (fixuns_trunc<SSEMODEF>si2): Use it.
15697 * config/i386/sse.md (vec_setv4sf_0): Export.
15698 * config/i386/i386.c (ix86_build_const_vector): Export.
15699 (ix86_split_convert_uns_si_sse): Rename from
15700 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15701 * config/i386/i386-protos.h: Update.
15703 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15706 * c-typeck.c (c_finish_return): Improve warning message.
15708 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15710 * alias.c (find_symbolic_term): Delete unused function.
15712 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15714 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15715 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15716 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15718 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15720 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15721 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15722 the function, temporarily point the debug interface to the null one.
15724 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15726 * dwarf2out.c (round_up_to_align): New static function.
15727 (field_byte_offset): Use it to round the offset.
15729 2007-02-12 Richard Henderson <rth@redhat.com>
15731 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15732 (inswl_const): Export.
15734 2007-02-12 Richard Henderson <rth@redhat.com>
15736 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15737 result mode of the libcall, convert back to outmode.
15739 2007-02-12 Roger Sayle <roger@eyesopen.com>
15741 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15742 (bswapdi2): New define_expand to implement 32-bit implementation.
15744 2007-02-12 Nick Clifton <nickc@redhat.com>
15746 * doc/invoke.texi (Overall Options): Document --help=.
15747 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15748 (cc1_options): Pass --help= on to cc1.
15749 (display_help): Add description of --help=.
15750 (process_command): Add code to handle --help=. Allow translated
15751 --help and --target-help switches to be passed on to compiler
15753 (main): Remove unused if statement.
15754 * opts.c (columns): Remove.
15755 (LEFT_COLUMN): Define.
15756 (wrap_help): Add columns argument.
15757 (print_filtered_help): Change parameters to be an include bitmask,
15758 an exclude bitmask, an any bitmask and the column width. Move the
15759 code to display the params list here. Add code to display the
15760 status of options rather than their descriptions if the quiet flag
15762 (print_specific_help): Change parameters to be an include bitmask,
15763 an exclude bitmask and an any bitmask. Move code to look up the
15764 column width here. Decide upon the title for an options listing.
15765 (common_handle_options): Add code to handle --help=. Adapt code
15766 for --help and --target-help to use the revised form of the
15767 print_specific_help function.
15768 (print_help): Delete.
15769 (print_param_help): Delete.
15770 (print_switch): Delete.
15771 * opts.h (cl_lang_count): Add prototype.
15772 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15773 CL_MAX_OPTION_CLASS): New defines.
15774 * optc-gen.awk: Add construction of cl_lang_count.
15775 * c.opt: Add Warning attribute to warning options and Optimization
15776 attribute to optimization options.
15777 * common.opt: Likewise.
15779 Add -fhelp and -ftarget-help as aliases for the transformed --help
15780 and --target-help options.
15781 * opt-functions.awk: Add code to handle Warning and Optimization
15784 2007-02-12 Richard Henderson <rth@redhat.com>
15786 * config/alpha/constraints.md: New file.
15787 * config/alpha/alpha.c: Include tm-constrs.h.
15788 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15789 alpha_extra_constraint): Remove.
15790 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15791 * config/alpha/alpha-protos.h: Update.
15792 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15793 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15794 (EXTRA_CONSTRAINT): Remove.
15795 * config/alpha/alpha.md: Include constraints.md.
15796 (adddi splitter): Use satisfies_constraint_*.
15797 * config/alpha/predicates.md (add_operand): Likewise.
15798 (sext_add_operand, addition_operation): Likewise.
15800 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15802 PR tree-optimization/29145
15803 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15804 in our handling of restrict qualified pointers.
15806 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15809 * doc/invoke.texi (Wunused-value): Update description.
15810 (Wextra): Delete item.
15811 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15812 value of Wunused-value.
15813 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15814 (c_finish_stmt_expr): Don't check extra_warnings.
15815 (emit_side_effect_warnings): The caller is responsible to check
15818 2007-02-11 Roger Sayle <roger@eyesopen.com>
15819 Matt Thomas <matt@3am-software.com>
15821 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15823 2007-02-11 Roger Sayle <roger@eyesopen.com>
15825 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15826 comparisons of POPCOUNT against zero.
15827 (simplify_const_relational_operation): Likewise.
15829 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15831 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15833 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15835 * dwarf2out.c (root_type): Delete unused function.
15837 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15839 * genattrtab.c (contained_in_p): Delete unused function.
15840 (write_expr_attr_cache): Likewise.
15842 2007-02-11 Jan Hubicka <jh@suse.cz>
15844 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15847 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15849 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15850 to add the REG_EQ* note.
15851 * see.c (see_merge_one_use_extension): Likewise.
15852 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15853 turn REG_EQUAL notes into REG_EQUIV notes if the target
15854 register may have more than one set.
15855 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15856 * gcse.c (try_replace_reg): Likewise.
15857 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15858 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15859 more than one REG_EQUIV note.
15860 * reload1.c (gen_reload): Use set_unique_reg_note.
15862 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15864 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15865 (ix86_builtin_conversion): New function.
15867 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15870 * tree.h (DECL_REPLACEABLE_P): New macro.
15871 * except.c (set_nothrow_function_flags): Likewise.
15873 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15874 Ira Rosen <irar@il.ibm.com>
15875 Dorit Nuzman <dorit@il.ibm.com>
15877 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15878 * targhooks.c (default_builtin_vectorized_conversion): New.
15879 * targhooks.h (default_builtin_vectorized_function): New declaration.
15880 * target.h (struct vectorize): Add builtin_conversion field.
15881 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15882 stmt_vec_info_type value.
15883 (vectorizable_conversion): New declaration.
15884 * tree-vect-analyze.c (vect_analyze_operations): Add
15885 vectorizable_conversion call.
15886 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15887 * tree-vect-transform.c (vectorizable_conversion): New function.
15888 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15889 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15891 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15892 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15893 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15894 or ALTIVEC_BUILTIN_VCFSX.
15896 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15899 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15900 CONST_DOUBLE and operand 0 is a hard register.
15901 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15902 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15903 is a hard floating-point register.
15905 2007-02-10 Richard Henderson <rth@redhat.com>
15906 Jakub Jelinek <jakub@redhat.com>
15907 Alexandre Oliva <aoliva@redhat.com>
15909 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15910 * builtin-types.def (BT_WORD): Make unsigned.
15911 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15912 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15913 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15914 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15915 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15916 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15918 * expr.c (emutls_var_address): New.
15919 (expand_expr_real_1): Expand emulated tls.
15920 (expand_expr_addr_expr_1): Likewise.
15921 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15922 * output.h (emutls_finish): Declare.
15923 * toplev.c (compile_file): Call it.
15924 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15925 address before wrapping in CONST.
15926 * varasm.c (emutls_htab, emutls_object_type): New.
15927 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15928 (get_emutls_object_name, get_emutls_object_type): New.
15929 (get_emutls_init_templ_addr, emutls_decl): New.
15930 (emutls_common_1, emutls_finish): New.
15931 (assemble_variable): When emulating tls, swap decls; generate
15932 constructor for the emutls objects.
15933 (do_assemble_alias): When emulating tls, swap decl and target name.
15934 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15936 * varpool.c (decide_is_variable_needed): Look at force_output.
15937 Recurse for emulated tls.
15938 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15939 with decide_is_variable_needed.
15940 * emutls.c: New file.
15941 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15942 tls_object for real tls.
15944 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15946 PR rtl-optimization/29599
15947 * reload1.c (eliminate_regs_in_insn): Take the destination
15948 mode into account when computing the offset.
15950 2007-02-09 Stuart Hastings <stuart@apple.com>
15951 Richard Henderson <rth@redhat.com>
15953 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15954 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15955 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15956 fixuns_truncdfhi2): New.
15957 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15958 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15959 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15960 (floatunssidf2): Allow nonimmediate source.
15961 * config/i386/sse.md (movdi_to_sse): New.
15962 (vec_concatv2di): Drop '*'.
15963 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15964 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15965 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15967 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15968 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15969 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15970 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15971 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15972 ix86_build_const_vector.
15973 (x86_emit_floatuns): Rewrite.
15975 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15977 * genautomata.c (longest_path_length): Delete unused function.
15978 (struct state): Delete unused longest_path_length.
15979 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15980 (get_free_state): Delete unused.
15982 2007-02-09 Jan Hubicka <jh@suse.cz>
15984 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15985 * doc/invoke.texi (inline-unit-growth): Update default value.
15987 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15988 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15989 (rebuild_cgraph_edges): Likewise.
15990 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15991 (dump_cgraph_node): Dump frequencies.
15992 (cgraph_clone_edge): Add frequency scales.
15993 (cgraph_clone_node): Add freuqnecy.
15994 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15995 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15996 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15997 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15998 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15999 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16000 (save_inline_function_body): Likewise.
16001 * ipa-inline.c: inluce rtl.h
16002 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16003 (cgraph_edge_badness): Use frequencies.
16004 (cgraph_decide_recursive_inlining): Update clonning.
16005 (cgraph_decide_inlining_of_small_function): Dump frequency.
16006 * predict.c (estimate_bb_frequencies): Export.
16007 * predict.h (estimate_bb_frequencies): Declare.
16008 * tree-inline.c (copy_bb): Watch overflows.
16009 (expand_call_inline): Update call of cgraph_create_edge.
16010 (optimize_inline_calls): Use TODO flags to update frequnecies.
16011 * passes.h: Include predict.h
16012 (init_optimization_passes): Move profile ahead.
16013 (execute_function_todo): Handle TODO_rebuild_frequencies.
16015 2007-02-09 Roger Sayle <roger@eyesopen.com>
16017 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16018 the insbl or inswl pattern into a register.
16020 2007-02-09 Roger Sayle <roger@eyesopen.com>
16022 * config/ia64/ia64.md (bswapdi2): New define_insn.
16024 2007-02-09 Richard Henderson <rth@redhat.com>
16026 * config/i386/constraints.md (Ym): New constraint.
16027 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16028 (movdi_1_rex64): Split sse and xmm general register moves from
16029 memory move alternatives. Use conditional register constraints.
16030 (movsf_1, movdf_integer): Likewise.
16031 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16032 (movdf_integer_rex64): New.
16033 (pushsf_rex64): Fix output constraints.
16034 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16035 (sse2_stored): Likewise.
16036 (sse2_storeq_rex64): New.
16037 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16038 amd and not generic.
16039 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16040 for optimize_size. Remove SF/DFmode hack.
16042 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16044 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16047 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16048 Richard Sandiford <richard@codesourcery.com>
16050 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16051 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16052 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16053 m68k/t-mlib to tmake_file.
16054 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16055 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16056 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16057 Allow it to be cf or m68k. Set m68k_arch_family. If that
16058 variable is not empty, add t-$m68k_arch_family to tmake_file.
16059 Add t-mlibs to tmake_file.
16060 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16061 * config/m68k/t-cf: New file.
16062 * config/m68k/t-m68k: Likewise.
16063 * config/m68k/t-mlibs: Likewise.
16064 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16065 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16066 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16067 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16068 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16070 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16071 (INSTALL_LIBGCC): Delete.
16072 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16073 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16074 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16075 (M68K_MLIB_CPU): Define.
16076 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16077 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16078 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16080 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16081 Richard Guenther <rguenther@suse.de>
16083 PR middle-end/23361
16084 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16085 against INT_MIN/INT_MAX.
16086 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16087 file if a loop is removed.
16089 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16091 * calls.c (store_one_arg): Pass correct alignment to
16092 emit_push_insn for non-BLKmode values.
16093 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16094 unaligned stack slot via a suitably aligned slot.
16096 2007-02-08 DJ Delorie <dj@redhat.com>
16098 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16100 (legal_subregs): Use unsigned char, make const.
16101 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16103 2007-02-08 Paul Brook <paul@codesourcery.com>
16105 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16106 special interworking needed.
16108 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16110 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16111 conditional to __SSE2__.
16112 (Entries below should have been added to first ChangeLog
16113 entry for amdfam10 dated 2007-02-05)
16114 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16116 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16118 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16121 2007-02-08 DJ Delorie <dj@redhat.com>
16123 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16124 * config/m32c/m32c.c (legal_subregs): New.
16125 (m32c_illegal_subreg_p): New.
16126 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16127 unsupported subregs of hard regs.
16129 2007-02-08 Jan Hubicka <jh@suse.cz>
16131 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16132 the same one; always update histograms.
16134 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16136 * passes.c (init_optimization_passes): Tidy comment.
16138 2007-02-08 Roger Sayle <roger@eyesopen.com>
16140 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16141 strip zero_extend, bswap and rotates from POCOUNT's argument.
16142 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16143 zero_extend and rotates from PARITY's argument.
16144 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16145 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16146 of an integer constant at compile-time.
16148 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16151 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16153 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16156 * tree-ssa-live.c (remove_unused_locals): Do not remove
16157 TREE_ADDRESSABLE variables.
16158 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16159 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16160 FOR_CLOBBER. Update all users.
16161 If VAR has an associated alias set, add a virtual operand for
16162 it if no alias is found to conflict with the memory reference.
16164 2007-02-07 Jan Hubicka <jh@suse.cz>
16165 Robert Kidd <rkidd@crhc.uiuc.edu>
16167 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16169 2007-02-07 Ian Lance Taylor <iant@google.com>
16171 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16173 2007-02-07 Roger Sayle <roger@eyesopen.com>
16175 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16176 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16177 tablejumpdi, movsi_to_cr_one): Remove constraints from
16178 define_expand's match_operands.
16180 2007-02-07 Roger Sayle <roger@eyesopen.com>
16182 * global.c (compute_regsets): Move declatation of "i" inside of
16183 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16185 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16188 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16189 of INDIRECT_REF <RESULT_DECL>.
16191 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16193 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16194 Kaz Kojima <kkojima@gcc.gnu.org>
16197 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16199 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16201 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16203 * doc/loop.texi: Document possibility not to perform disambiguation
16204 of loops with multiple latches.
16205 * cfgloopmanip.c (alp_enum_p): Removed.
16206 (add_loop): Handle subloops. Use get_loop_body_with_size.
16207 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16208 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16209 the new forwarder block.
16210 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16211 Handle the case latch is NULL.
16212 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16213 modifications when marking loop exits.
16214 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16216 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16217 disambiguate_loops_with_multiple_latches.
16218 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16219 before fix_loop_structure.
16220 * cfgloop.c: Include pointer-set.h and output.h.
16221 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16222 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16223 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16224 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16225 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16226 disambiguate_multiple_latches, get_loop_body_with_size,
16227 disambiguate_loops_with_multiple_latches): New functions.
16228 (flow_loop_dump): Dump multiple latch edges.
16229 (flow_loop_nodes_find): Handle loops with multiple latches.
16230 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16231 (glb_enum_p): Modified.
16232 (get_loop_body): Use get_loop_body_with_size.
16233 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16234 (AVOID_CFG_MODIFICATIONS): New constant.
16235 (disambiguate_loops_with_multiple_latches, add_loop,
16236 get_loop_body_with_size): Declare.
16237 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16239 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16241 PR inline-asm/28686
16242 * global.c (compute_regsets): New function.
16243 (global_alloc): Refactored ELIMINABLE_REGSET
16244 and NO_GLOBAL_ALLOC_REGS computation out.
16245 (rest_of_handle_global_alloc): Call compute_regsets()
16246 for non-optimizing case.
16248 2007-02-06 Richard Henderson <rth@redhat.com>
16250 * config/i386/constraints.md (Y2): Rename from Y.
16251 (Yi): New constraint.
16252 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16253 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16254 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16255 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16256 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16257 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16258 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16259 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16260 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16261 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16262 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16263 vec_extractv2si_1): Change Y constraints to Y2.
16264 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16265 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16266 Change Y constraints to Y2.
16267 (sse2_loadld): Change Y constraints to x.
16269 2007-02-06 Roger Sayle <roger@eyesopen.com>
16271 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16272 (parity<mode>2): New define_expand using rs6000_emit_parity.
16273 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16274 rs6000_emit_parity): New functions.
16275 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16276 rs6000_emit_parity): Prototype here.
16278 2007-02-06 Ian Lance Taylor <iant@google.com>
16280 * lower-subreg.c (simple_move_operand): Reject CONST.
16281 (resolve_clobber): Call validate_change rather than directly
16282 assigning to XEXP (pat, 0).
16284 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16286 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16287 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16288 (tree-cfg.o): Remove hashtab.h dependency.
16290 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16291 (struct ivopts_data): Change niters to pointer_map_t.
16292 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16293 (niter_for_exit): Create pointer_map on demand. Change for
16295 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16296 (free_loop_data): Destroy data->niters if created and reset field.
16297 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16298 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16300 * tree-ssa-reassoc.c: Include pointer-set.h.
16301 (bb_rank): Change to long *.
16302 (operand_rank): Change to pointer_map_t.
16303 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16304 (insert_operand_rank): Accept long.
16305 (operand_entry_hash, operand_entry_eq): Remove.
16306 (get_rank): Return long. Adjust for changes above.
16307 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16309 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16311 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16312 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16313 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16315 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16316 directly since it cannot be NULL.
16317 (get_vi_for_tree): Rewrite for pointer_map API.
16318 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16319 (init_alias_vars): Create vi_for_tree as pointer_map.
16320 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16322 * tree-cfg.c: Don't include hashtab.h.
16323 (edge_to_cases): Declare as pointer_map.
16324 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16326 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16327 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16328 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16330 (record_switch_edge): Delete.
16331 (get_cases_for_edge): Adjust for pointer_map API, inline
16332 record_switch_edge (rewritten for new API), remove goto.
16334 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16336 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16337 * tree-nested.c: Include pointer-set.h.
16338 (var_map_elt, var_map_eq, var_map_hash): Delete.
16339 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16340 to pointer_map_t's.
16341 (nesting_info_bitmap_obstack): New.
16342 (lookup_field_for_decl): Adjust for pointer_map API.
16343 (lookup_tramp_for_decl): Adjust for pointer_map API.
16344 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16345 (get_local_debug_decl): Adjust for pointer_map API.
16346 (convert_nl_goto_reference): Adjust for pointer_map API.
16347 (convert_nl_goto_receiver): Adjust for pointer_map API.
16348 (create_nesting_tree): Create outside GGC space. Create bitmap on
16349 the new obstack. Create field_map and var_map as pointer_maps.
16350 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16352 (lower_nested_functions): Move root here, no need to NULL it.
16353 Initialize and release the obstack.
16355 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16357 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16358 Remove prototypes and make them non-static.
16359 (struct tree_int_map): Remove.
16360 * tree.h (struct tree_int_map): Move here, turning TO into an
16362 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16364 * tree.h (TREE_COMPLEXITY): Remove.
16365 (struct tree_exp): Remove complexity field.
16366 * tree.c (build1_stat): Don't set it.
16368 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16369 Victor Kaplansky <victork@il.ibm.com>
16371 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16372 (vect_is_simple_reduction): Support reduction with induction as
16373 one of the operands.
16374 (vect_is_simple_iv_evolution): Fix formatting.
16375 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16376 formatting. Don't mark induction phis for vectorization.
16377 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16378 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16379 (vect_get_vec_def_for_operand): Support induction.
16380 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16382 (vectorizable_reduction): Support reduction with induction as one of
16384 (vectorizable_type_demotion): Use def-type of stmt argument rather
16385 than dummy def-type.
16387 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16388 flag_tree_scev_cprop.
16389 * common.opt (tree-scev-cprop): New flag.
16391 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16392 call to vect_get_new_vect_var.
16394 2007-02-06 Ira Rosen <irar@il.ibm.com>
16396 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16397 vectype is not NULL.
16398 (vect_pattern_recog_1): Likewise.
16400 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16402 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16403 (fold_negate_expr): Likewise.
16405 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16408 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16409 even if cv-qualification is the same.
16411 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16413 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16414 __enable_execute_stack on completion.
16416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16418 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16419 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16420 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16421 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16422 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16423 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16424 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16425 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16429 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16430 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16431 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16432 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16433 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16434 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16435 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16436 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16437 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16438 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16439 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16440 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16441 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16442 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16443 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16444 sqrtextenddfxf2_i387): Added amdfam10_decode.
16446 * config/i386/athlon.md (athlon_idirect_amdfam10,
16447 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16448 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16449 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16450 athlon_ivector_store_amdfam10): New define_insn_reservation.
16451 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16454 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16456 * config/i386/athlon.md (athlon_call_amdfam10,
16457 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16458 define_insn_reservation.
16459 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16460 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16461 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16463 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16465 * config/i386/athlon.md (athlon_sseld_amdfam10,
16466 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16467 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16469 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16471 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16472 define_insn_reservation.
16473 * config/i386/i386.md (sseins): Added sseins to define_attr type
16474 and define_attr unit.
16475 * config/i386/sse.md: Set type attribute to sseins for insertq
16478 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16480 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16481 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16482 ssecomi_load_amdfam10, ssecomi_amdfam10,
16483 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16484 define_insn_reservation.
16485 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16487 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16489 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16490 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16491 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16492 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16493 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16494 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16495 define_insn_reservation.
16497 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16498 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16499 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16500 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16501 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16505 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16506 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16507 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16508 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16509 athlon_ssemul_load_k8): Added amdfam10.
16511 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16513 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16514 (x86_sse_unaligned_move_optimal): New variable.
16516 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16518 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16519 for unaligned vector SSE double/single precision loads for AMDFAM10.
16521 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16523 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16524 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16525 Define TARGET_CPU_DEFAULT_amdfam10.
16526 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16527 (processor_type): Add PROCESSOR_AMDFAM10.
16529 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16530 processor_type in config/i386/i386.h.
16531 Enable imul peepholes for TARGET_AMDFAM10.
16533 * config.gcc: Add support for --with-cpu option for amdfam10.
16535 * config/i386/i386.c (amdfam10_cost): New variable.
16536 (m_AMDFAM10): New macro.
16537 (m_ATHLON_K8_AMDFAM10): New macro.
16538 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16539 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16540 x86_promote_QImode, x86_integer_DFmode_moves,
16541 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16542 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16543 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16544 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16545 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16546 Enable/disable for amdfam10.
16547 (override_options): Add amdfam10_cost to processor_target_table.
16548 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16549 processor_alias_table.
16550 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16551 (ix86_adjust_cost): Add code for amdfam10.
16553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16555 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16556 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16557 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16558 * config/i386/i386.h: Add builtin definition for SSE4A.
16559 * config/i386/i386.md: Add support for ABM instructions
16560 (popcnt and lzcnt).
16561 * config/i386/sse.md: Add support for SSE4A instructions
16562 (movntss, movntsd, extrq, insertq).
16563 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16564 Add -march=amdfam10 flag.
16565 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16566 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16568 * doc/extend.texi: Add documentation for SSE4A builtins.
16570 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16572 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16574 2007-02-05 Richard Guenther <rguenther@suse.de>
16576 * tree-vectorizer.h (vectorizable_function): Add argument type
16577 argument, change return type.
16578 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16579 * tree-vect-transform.c (vectorizable_function): Handle extra
16580 argument, return vectorized function decl.
16581 (build_vectorized_function_call): Remove.
16582 (vectorizable_call): Handle calls with result and argument types
16583 differing. Handle loop vectorization factor correctly.
16584 * targhooks.c (default_builtin_vectorized_function): Adjust for
16586 * targhooks.h (default_builtin_vectorized_function): Likewise.
16587 * target.h (builtin_vectorized_function): Add argument type
16589 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16590 extra argument, allow vectorizing of lrintf.
16591 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16592 documentation of target hook.
16594 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16597 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16598 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16599 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16601 2007-02-05 Roger Sayle <roger@eyesopen.com>
16603 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16604 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16605 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16606 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16607 before canonicalizing sincos to cexpi.
16608 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16610 2007-02-05 Roger Sayle <roger@eyesopen.com>
16612 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16613 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16614 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16616 2007-02-05 Roger Sayle <roger@eyesopen.com>
16618 * mips-tfile.c (initialize_init_file): Correct endianness test.
16620 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16622 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16623 the 'y' constraint.
16625 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16627 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16628 saves in a PARALLEL before the register assignments.
16630 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16632 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16633 DWARF_FRAME_RETURN_COLUMN to be a general register.
16634 * dwarf2out.c (init_return_column_size): New function, split from...
16635 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16636 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16637 to be nongeneral registers.
16638 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16640 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16641 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16643 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16645 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16647 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16649 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16650 (remove_path): Use can_remove_branch_p and remove_branch instead
16651 of loop_delete_branch_edge.
16652 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16653 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16654 Update profile using scale_dominated_blocks_in_loop.
16655 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16656 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16657 (can_remove_branch_p, remove_branch): Declare.
16658 * tree-cfg.c (tree_can_remove_branch_p): New function.
16659 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16660 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16661 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16663 2007-02-05 Jan Hubicka <jh@suse.cz>
16665 PR middle-end/30696
16666 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16667 nodes in cgraph, don't remove offline copy of the function.
16669 2007-02-04 Jan Hubicka <jh@suse.cz>
16671 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16672 vectors might cause maybe_lookup_element_for_expr to be called
16673 on non-sra-candidate.
16675 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16677 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16678 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16679 spelling conventions.
16681 2007-02-04 Richard Guenther <rguenther@suse.de>
16683 PR middle-end/30636
16684 * fold-const.c (try_move_mult_to_index): Make sure to not
16685 overflow one dimension of a multi-dimensional array access.
16687 2007-02-04 Jan Hubicka <jh@suse.cz>
16689 * passes.c (init_optimization_passes): Reindent.
16691 2007-02-04 Jan Hubicka <jh@suse.cz>
16692 Eric Botcazou <ebotcazou@adacore.com>
16694 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16695 (execute_fixup_cfg): Break out the abnormal goto code.
16696 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16697 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16698 (optimize_inline_calls): Call make_nonlocal_label_edges.
16700 2007-02-04 Jan Hubicka <jh@suse.cz>
16702 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16703 true when something was changed.
16704 (rename_ssa_copies): When something was changed, do
16705 TODO_remove_unused_locals.
16706 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16707 add TODO_remove_unused_locals when instruction was removed.
16709 2007-02-04 Jan Hubicka <jh@suse.cz>
16711 * ipa-inline.c (try_inline): Improve debug output; work on already
16713 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16714 call try_inline for already inlined edges too when flattening;
16715 inline also functions that make callee growth but overall unit size
16718 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16720 * config/m32c/bitops.md, config/m32c/jump.md,
16721 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16722 config/m32r/m32r.h, config/m32r/m32r.md,
16723 config/m32r/predicates.md, config/m68hc11/larith.asm,
16724 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16725 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16726 config/mips/mips-protos.h, config/mips/mips.c,
16727 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16728 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16729 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16730 spelling conventions.
16732 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16733 Follow spelling conventions.
16735 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16737 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16738 warn about C++0x compatibility.
16740 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16742 * config/h8300/h8300.c, config/h8300/h8300.h,
16743 config/h8300/h8300.md: Follow spelling conventions.
16745 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16747 PR middle-end/30667
16748 * combine.c (try_combine): Do not substitute source operand
16749 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16751 2007-02-03 Jan Hubicka <jh@suse.cz>
16753 PR gcov-profile/30650
16754 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16755 do not divide by zero for never executed counters.
16756 (tree_find_values_to_profile): Fix counters.
16757 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16759 2007-02-03 Ian Lance Taylor <iant@google.com>
16761 * lower-subreg.c (simple_move_operand): New static function,
16762 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16764 (simple_move): Call simple_move_operand.
16765 (find_decomposable_subregs): Add special handling of MEMs.
16766 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16767 meaning of return value. If we see a hard register, test whether
16768 it can store a word_mode value. Change all callers.
16770 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16772 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16773 ftrapv insns and expanders.
16774 (subdi3): Change define_expand operand 1 to arith11_operand, and
16775 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16776 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16777 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16780 PR middle-end/30174
16781 * varasm.c (notice_global_symbol): Treat global objects as weak when
16782 flag_shlib is true.
16784 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16786 * emit-rtl.c (dconstpi): Delete.
16787 (dconstsqrt2): New.
16788 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16789 * real.h (dconstpi): Delete.
16790 (dconstsqrt2): New.
16791 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16792 (fold_builtin_hypot): Likewise.
16794 2007-02-03 Tom Tromey <tromey@redhat.com>
16797 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16798 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16800 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16802 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16803 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16804 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16805 config/rs6000/cell.md, config/rs6000/darwin.h,
16806 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16807 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16808 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16809 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16810 typos. Follow spelling conventions.
16811 * doc/invoke.texi: Follow spelling conventions.
16813 2007-02-03 Roger Sayle <roger@eyesopen.com>
16815 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16816 canonicalization transformations that attempt to simplify integer
16817 constant comparisons to become comparisons against zero.
16819 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16821 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16823 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16824 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16826 2007-02-02 Mike Stump <mrs@apple.com>
16828 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16829 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16830 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16831 generate a branch island.
16833 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16835 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16836 (xtensa_legitimate_address_p): New.
16837 (xtensa_legitimize_address): New.
16838 (xtensa_output_addr_const_extra): New.
16839 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16841 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16842 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16843 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16844 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16845 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16846 (xtensa_legitimize_address): New.
16847 (xtensa_output_addr_const_extra): New.
16849 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16851 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16853 2007-02-02 Ian Lance Taylor <iant@google.com>
16855 * expmed.c (expand_divmod): Add comment.
16857 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16859 * emit-rtl.c (renumber_insns): Remove.
16860 * flags.h: Remove the extern for flag_renumber_insns.
16861 * rtl.h: Remove the prototype for renumber_insns.
16862 * toplev.c (flag_renumber_insns): Remove.
16864 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16866 Revert for x86 darwin:
16867 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16869 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16870 code before the following patch under TARGET_MACHO.
16871 (ix86_function_value_regno_p): Likewise.
16873 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16875 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16878 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16881 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16882 loads to general or fp registers. Add comments.
16883 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16885 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16887 * pointer-set.c (insert_aux): Only return insertion slot.
16888 (pointer_set_insert): Adjust.
16889 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16890 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16891 pointer_map_traverse): New.
16892 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16893 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16894 pointer_map_contains, pointer_map_traverse): Declare.
16896 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16898 PR middle-end/30473
16899 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16900 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16902 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16904 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16906 (struct _dep): New type.
16907 (dep_t): New typedef.
16908 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16909 (DEP_STATUS): New access macro. The macro with the same name was
16910 renamed to DEP_LINK_STATUS.
16911 (dep_init): Declare function
16913 (struct _dep_link): New type.
16914 (dep_link_t): New typedef.
16915 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16916 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16917 (DEP_LINK_STATUS): New macro.
16918 (debug_dep_links): New debug function.
16920 (struct _deps_list): New type.
16921 (deps_list_t): New typedef.
16922 (DEPS_LIST_FIRST): New access macro.
16923 (FOR_EACH_DEP_LINK): New cycle macro.
16924 (create_deps_list, free_deps_list, delete_deps_list): Declare
16926 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16927 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16928 (copy_deps_list_change_con): Ditto.
16930 (move_dep_link): Declare function.
16932 (struct _dep_node): New type.
16933 (dep_node_t): New typedef.
16934 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16936 (struct haifa_insn_data.back_deps): New field to hold backward
16937 dependencies of the insn.
16938 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16940 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16941 Change its type to deps_list_t.
16942 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16943 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16944 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16946 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16948 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16950 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16952 (dep_cost): Declare.
16954 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16955 (ds_to_dk, dk_to_ds): New functions.
16957 (init_dep_1): New static function.
16958 (init_dep): New function.
16959 (copy_dep): New static function.
16961 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16963 (detach_dep_link): New static function.
16964 (move_dep_link): New function.
16966 (dep_links_consistent_p, dump_dep_links): New static functions.
16967 (debug_dep_links): New debugging function.
16969 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16971 (alloc_deps_list, init_deps_list): New static functions.
16972 (create_deps_list): New function.
16973 (clear_deps_list): New static function.
16974 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16975 (deps_list_consistent_p, dump_deps_list): New static functions.
16976 (debug_deps_list): New function.
16977 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16979 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16981 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16982 use new scheduler dependencies lists.
16983 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16984 (sched_analyze): Ditto. Initialize dependencies lists.
16985 (add_forw_dep, compute_forward_dependences): Update to use new
16986 scheduler dependencies lists.
16988 (init_dependency_caches): Init deps_obstack.
16989 (free_dependency_caches): Free deps_obstack.
16991 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16992 new scheduler dependencies lists.
16993 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16994 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16996 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16997 Update to use new scheduler dependencies lists.
16998 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16999 (debug_dependencies): Ditto.
17000 (schedule_region): Update comments.
17002 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17003 scheduler dependencies lists.
17004 (schedule_ebb): Update comments.
17006 * rtl.def (DEPS_LIST): Remove.
17008 * lists.c (unused_deps_list): Remove.
17009 (free_list): Update assertions.
17011 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17012 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17014 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17015 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17017 * haifa-sched.c (comments): Update.
17018 (insn_cost1): Remove. Inline the code into insn_cost ().
17019 (insn_cost): Update to use new scheduler dependencies lists. Move
17020 processing of the dependency cost to dep_cost ().
17021 (dep_cost): New function. Use it instead of insn_cost () when
17022 evaluating cost of the dependency. Use compatible interface to
17023 interact with the target.
17024 (priority): Update to use new scheduler dependencies lists.
17025 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17026 with greater number of insns that depend on the insn.
17027 (schedule_insn): Update to use new scheduler dependencies lists. Add
17028 code to free backward dependencies lists. Inline and optimize code
17029 from resolve_dep () - see PR28071.
17030 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17031 lists. Update call to targetm.sched.is_costly_dependence hook.
17033 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17034 scheduler dependencies lists.
17036 (resolve_dep): Remove. Move the logic to schedule_insn ().
17037 (init_h_i_d): Initialize dependencies lists.
17039 (process_insn_depend_be_in_spec): Rename to
17040 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17041 dependencies lists.
17042 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17043 Update to use new scheduler dependencies lists.
17044 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17046 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17047 new scheduler dependencies lists.
17048 (build_intra_loop_deps): Ditto.
17050 * target.h (struct _dep): Declare to use in
17051 gcc_target.sched.is_costly_dependence.
17052 (struct gcc_target.sched.adjust_cost): Fix typo.
17053 (struct gcc_target.sched.is_costly_dependence): Change signature to
17054 use single dep_t parameter instead of an equivalent triad.
17055 (struct gcc_target.sched.adjust_cost_2): Remove.
17057 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17059 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17061 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17063 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17065 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17066 (REG_DEP_TRUE): Document.
17068 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17069 Change signature to correspond to the targetm.sched.adjust_cost hook.
17070 Update use in TARGET_SCHED_ADJUST_COST_2.
17071 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17072 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17073 new scheduler dependencies lists.
17074 (ia64_gen_check): Ditto.
17076 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17077 scheduler dependencies lists.
17079 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17080 signature to correspond to the targetm.sched.is_costly_dependence hook.
17081 (is_costly_group): Update to use new scheduler dependencies lists.
17083 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17084 instead of INSN_COST () macro.
17086 2007-02-01 Ian Lance Taylor <iant@google.com>
17088 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17090 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17092 * pa.md (tp_load): Correct mfctl instruction syntax.
17094 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17096 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17097 altivec_padding_size calculation on AIX. Improve comment, add
17098 assert to verify that it's right.
17100 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17103 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17105 PR inline-asm/28686
17106 * global.c (global_alloc): Add mising initialization of
17109 2007-02-01 Roger Sayle <roger@eyesopen.com>
17111 * alias.c (init_alias_analysis): Correct whitespace.
17112 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17113 partition_hot_cold_basic_blocks): Likewise.
17114 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17115 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17116 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17117 fold_builtin_snprintf_chk, fold_builtin_printf,
17118 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17119 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17120 * cfgcleanup.c (cleanup_cfg): Likewise.
17121 * cfgexpand.c (tree_expand_cfg): Likewise.
17122 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17123 * function.c (get_next_funcdef_no): Likewise.
17124 * gengtype.c (main): Likewise.
17125 * genmodes.c (main): Likewise.
17126 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17127 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17128 * ifcvt.c (noce_emit_move_insn): Likewise.
17129 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17131 * stor-layout.c (get_best_mode): Likewise.
17132 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17133 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17134 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17135 perform_var_substitution, solve_graph): Likewise.
17136 * tree-vrp.c (vrp_finalize): Likewise.
17138 2007-02-01 Ian Lance Taylor <iant@google.com>
17140 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17141 high part of a paradoxical subreg, return a constant zero.
17143 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17145 * toplev.c (lang_dependent_init): Call init_set_costs.
17146 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17148 2007-02-01 Richard Guenther <rguenther@suse.de>
17150 PR middle-end/30656
17151 * fold-const.c (fold_negate_expr): Allow negating a
17152 constant if overflow does not change.
17154 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17156 * doc/c-tree.texi (Expression trees): Improve markup.
17157 * doc/tm.texi (Register Classes, Addressing Modes)
17158 (Floating Point): Fix spacing after abbreviations. Fix some
17161 2007-02-01 Ben Elliston <bje@au.ibm.com>
17163 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17164 * doc/contrib.texi: Likewise.
17165 * doc/install.texi: Likewise.
17167 2007-01-31 Richard Henderson <rth@redhat.com>
17168 Ian Lance Taylor <iant@google.com>
17170 * lower-subreg.c: New file.
17171 * rtl.def (CONCATN): Define.
17172 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17173 pass_lower_subreg2.
17174 * emit-rtl.c (update_reg_offset): New static function, broken out
17175 of gen_rtx_REG_offset.
17176 (gen_rtx_REG_offset): Call update_reg_offset.
17177 (gen_reg_rtx_offset): New function.
17178 * regclass.c: Revert patch of 2006-03-05, restoring
17180 (clear_reg_info_regno): New function.
17181 * dwarf2out.c (concatn_loc_descriptor): New static function.
17182 (loc_descriptor): Handle CONCATN.
17183 * common.opt (fsplit_wide_types): New option.
17184 * opts.c (decode_options): Set flag_split_wide_types when
17186 * timevar.def (TV_LOWER_SUBREG): Define.
17187 * rtl.h (gen_reg_rtx_offset): Declare.
17188 (reg_scan_update): Declare.
17189 * regs.h (clear_reg_info_regno): Declare.
17190 * tree-pass.h (pass_lower_subreg): Declare.
17191 (pass_lower_subreg2): Declare.
17192 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17193 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17194 -fsplit-wide-types.
17195 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17196 * Makefile.in (OBJS-common): Add lower-subreg.o.
17197 (lower-subreg.o): New target.
17199 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17201 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17203 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17206 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17208 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17210 PR middle-end/29335
17211 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17213 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17215 * cfgloop.h: Include vec-prim.h.
17216 (enum li_flags): Remove LI_ONLY_OLD.
17217 (loop_iterator): Changed.
17218 (fel_next, fel_init): Iterate over loop tree.
17219 (FOR_EACH_LOOP_BREAK): New macro.
17220 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17222 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17223 * modulo-sched.c (sms_schedule): Ditto.
17224 * tree-vectorizer.c (vectorize_loops): Ditto.
17225 * doc/loop.texi: Update information on loop numbering and behavior of
17226 FOR_EACH_LOOP wrto new loops.
17227 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17228 add_to_evolution_1): Test nestedness of loops instead of comparing
17230 * tree-chrec.c (chrec_fold_plus_poly_poly,
17231 chrec_fold_multiply_poly_poly, chrec_evaluate,
17232 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17233 reset_evolution_in_loop): Ditto.
17234 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17236 2007-01-31 Dirk Mueller <dmueller@suse.de>
17238 * c-common.c (warn_about_parentheses): Separate warning about
17239 un-parenthized sequence of comparison operators from the one
17240 which is supposed to warn about x <= y <= z.
17242 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17244 * optabs.h (enum optab_index): Add new OTI_isinf.
17245 (isinf_optab): Define corresponding macro.
17246 * optabs.c (init_optabs): Initialize isinf_optab.
17247 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17249 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17250 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17252 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17253 expand_builtin_interclass_mathfn.
17254 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17255 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17256 (fxam<mode>2_i387): New insn pattern.
17257 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17258 built-in functions as x87 inline asm.
17260 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17262 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17264 2007-01-30 Eric Christopher <echristo@apple.com>
17266 * config.gcc: Add geode.
17268 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17270 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17271 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17272 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17273 value-prof.c: Fix comment typos.
17275 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17278 * doc/invoke.texi (Wpointer-arith): Document warning.
17280 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17282 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17283 the list of discrepancies from the draft TR.
17285 2007-01-30 Dirk Mueller <dmueller@suse.de>
17288 * doc/invoke.texi (-Wreturn-type): Update description to
17289 match new behavior.
17291 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17293 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17295 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17297 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17298 to handle optabs that operate on floating point input argument and
17299 output to integer output.
17300 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17301 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17302 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17303 expand_builtin_interclass_mathfn ().
17304 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17305 (ilogbsi2): Remove.
17306 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17307 ilogbl built-in functions as x87 intrinsics.
17309 2007-01-30 Richard Guenther <rguenther@suse.de>
17311 PR middle-end/27657
17312 * dwarf2out.c (reference_to_unused): Query varpool if the
17313 variable was output.
17315 2007-01-30 Richard Guenther <rguenther@suse.de>
17317 PR middle-end/30313
17318 * passes.c (execute_one_pass): Reset in_gimple_form to not
17319 confuse non-unit-at-a-time mode.
17321 2007-01-29 Roger Sayle <roger@eyesopen.com>
17322 Richard Guenther <rguenther@suse.de>
17324 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17325 avoid undefined behaviour on overflow. Use force_fit_type_double
17326 to construct the constant with the specified TREE_OVERFLOW.
17328 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17330 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17331 * config/dfp-bit.h: Ditto.
17333 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17335 * c-decl.c (pop_scope): Replace warnings with call to
17336 warn_for_unused_label.
17337 * c-common.h (warn_for_unused_label): Declare.
17338 * c-common.c (warn_for_unused_label): Define.
17340 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17342 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17345 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17347 * Makefile.in (USER_H): Remove decfloat.h.
17348 * ginclude/decfloat.h: Delete, moving contents to ...
17349 * ginclude/float.h: Add support for decimal floating point,
17350 guarded by __STDC_WANT_DEC_FP__.
17352 2007-01-29 Mike Stump <mrs@apple.com>
17354 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17355 Analysis and Representation to resolve case insensitive conflict.
17356 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17358 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17360 * tree.h (struct tree_memory_tag): Add aliases member.
17361 (MTAG_ALIASES): New macro.
17362 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17363 (add_may_alias): Remove pointer-set. Update for may_aliases being
17365 (mark_aliases_call_clobbered): Update for may_aliases being a
17367 (compute_tag_properties): Ditto.
17368 (create_partition_for): Ditto.
17369 (compute_memory_partitions): Ditto.
17370 (dump_may_aliases_for): Ditto.
17371 (is_aliased_with): Ditto.
17372 (add_may_alias_for_new_tag): Ditto.
17373 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17374 (compute_is_aliased): New function.
17375 (compute_may_aliases): Call compute_is_aliased).
17376 (init_alias_info): Initialize alias_bitmap_obstack.
17377 (union_alias_set_into): New function.
17378 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17379 (have_common_aliases_p): Rewrite to take two bitmaps and use
17381 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17382 Update for bitmaps.
17383 (finalize_ref_all_pointers): Update for add_may_alias changes.
17384 (new_type_alias): Ditto.
17385 * tree-flow-inline.h (may_aliases): Return a bitmap.
17386 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17387 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17388 may_aliases being a bitmap.
17389 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17390 may_aliases now returns a bitmap.
17391 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17393 * tree-ssa-operands.c (add_virtual_operand): Update for
17394 may_aliases being a bitmap.
17396 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17398 PR tree-optimization/30630
17399 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17400 variable as changed.
17402 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17405 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17406 expanded only once even if an error occurs.
17408 2007-01-29 Ben Elliston <bje@au.ibm.com>
17410 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17411 (__gcov_average_profiler): Likewise.
17412 (__gcov_ior_profiler): Likewise.
17413 (__gcov_merge_ior): Likewise.
17415 2007-01-28 Jan Hubicka <jh@suse.cz>
17417 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17418 * value-prof.c (stringop_block_profile): Likewise.
17420 2007-01-28 Jan Hubicka <jh@suse.cz>
17422 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17423 Add variant handling histograms; add wrapper.
17424 (clear_storage_via_libcall): Export.
17425 (emit_block_move_hints): Break out from ...; add histograms.
17426 (emit_block_move): ... this one.
17427 (clear_storage_hints): Break out from ...; add histograms.
17428 (clear_storage): ... this one.
17429 (set_storage_via_memset): Handle histogram.
17430 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17431 (clear_storage_hints, clear_storage_via_libcall): Declare.
17432 (set_storage_via_setmem): Update prototype.
17433 * doc/md.texi (movmem, setmem): Document new arguments.
17435 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17436 Add new histograms.
17437 (stringop_block_profile): New global function.
17438 (tree_stringops_values_to_profile): Profile block size and alignment.
17439 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17441 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17442 (stringop_block_profile): Declare.
17443 * builtins.c: Include value-prof.h.
17444 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17445 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17446 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17447 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17448 * profile.c (instrument_values): Add new counters.
17449 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17451 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17452 (tree_init_edge_profiler): Build new profilers.
17453 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17454 (pass_tree_profile): Add dump.
17455 (tree_profile_hooks): Update.
17456 * Makefile.in (LIBGCOV): Add new constants.
17457 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17458 __gcov_ior_profiler): New.
17459 * i386.md (movmem/setmem expanders): Add new optional arguments.
17461 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17463 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17465 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17467 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17468 (tree_unswitch_single_loop): Pass eni_size_weights to
17469 tree_num_loop_insns.
17470 * tree-ssa-loop-manip.c: Include tree-inline.h.
17471 (can_unroll_loop_p): Pass eni_size_weights to
17472 tree_num_loop_insns.
17473 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17474 Pass eni_size_weights to estimate_num_insns.
17475 * tree.h (init_inline_once): Export.
17476 * toplev.c (backend_init): Call init_inline_once.
17477 * cgraphunit.c (cgraph_process_new_functions,
17478 cgraph_analyze_function): Pass eni_inlining_weights to
17479 estimate_num_insns.
17480 * ipa-inline.c (compute_inline_parameters): Ditto.
17481 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17482 to estimate_num_insns.
17483 (try_unroll_loop_completely): Pass eni_size_weights to
17484 tree_num_loop_insns.
17485 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17486 ot estimate_num_insns.
17487 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17488 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17489 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17490 eni_time_weights): New variables.
17491 (init_inline_once): Initialize them.
17492 (struct eni_data): Mew.
17493 (estimate_num_insns_1, estimate_num_insns): Use weights.
17494 * tree-inline.h (struct eni_weights_d): New.
17495 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17496 (estimate_num_insns): Declaration changed.
17497 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17498 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17499 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17501 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17503 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17504 relations in the conflict function is valid.
17506 2007-01-27 Ian Lance Taylor <iant@google.com>
17508 * common.opt: Add fstrict-overflow.
17509 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17510 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17511 (TYPE_OVERFLOW_UNDEFINED): Define.
17512 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17514 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17515 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17516 (fold_negate_expr): Likewise.
17517 (make_range): Likewise.
17518 (extract_muldiv_1): Likewise.
17519 (maybe_canonicalize_comparison): Likewise.
17520 (fold_comparison): Likewise.
17521 (fold_binary): Likewise.
17522 (tree_expr_nonnegative_p): Likewise.
17523 (tree_expr_nonzero_p): Likewise.
17524 * tree-vrp.c (compare_values): Likewise.
17525 (extract_range_from_binary_expr): Likewise.
17526 (extract_range_from_unary_expr): Likewise.
17527 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17529 (nowrap_type_p): Likewise.
17530 * tree-scalar-evolution.c (simple_iv): Likewise.
17531 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17532 (build_range_check): Likewise.
17533 (extract_muldiv_1): Likewise.
17534 (fold_comparison): Likewise.
17535 * tree-vrp.c (vrp_int_const_binop): Likewise.
17536 (extract_range_from_unary_expr): Likewise.
17537 * convert.c (convert_to_integer): Likewise.
17538 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17539 (fold_comparison): Likewise.
17540 (fold_binary): Likewise.
17541 * optabs.c (optab_for_tree_code): Likewise.
17542 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17543 * simplify-rtx.c (simplify_const_relational_operation): Check
17544 flag_strict_overflow and flag_trapv.
17545 (simplify_const_relational_operation): Likewise.
17546 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17547 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17550 2007-01-27 Roger Sayle <roger@eyesopen.com>
17552 * tree.c (tree_fold_gcd): Delete.
17553 * tree.h (tree_fold_gcd): Remove prototype.
17554 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17555 test whether one constant integer is a multiple of another. Instead
17556 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17557 * fold-const.c (multiple_of_p): We've determined both TOP and
17558 BOTTOM are integer constants so we can call int_const_binop directly
17559 instead of the more generic const_binop.
17561 2007-01-27 Roger Sayle <roger@eyesopen.com>
17563 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17564 1*X check that the constant hasn't overflowed, to preserve the
17566 (round_up): Provide an efficient implementation when rouding-up an
17567 INTEGER_CST to a power-of-two.
17569 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17571 * doc/sourcebuild.texi: Add comma for clarity.
17572 * doc/extend.texi: Fix some typos.
17573 * doc/passes.texi: Likewise.
17574 * doc/cppinternals.texi: Likewise.
17575 * doc/c-tree.texi: Likewise.
17576 * doc/tree-ssa.texi: Likewise.
17577 * doc/install.texi: Likewise.
17579 2007-01-27 Jan Hubicka <jh@suse.cz>
17581 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17582 (pass_sra): Do not require alias information.
17583 * passes.c (init_optimization_passes): Add SRA
17585 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17587 * tracer.c (rest_of_handle_tracer): We already cleaned
17588 up the CFG in tracer() so don't do it here again.
17589 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17590 cleanup_cfg here, either. And don't call renumber_insns.
17592 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17593 and BB_HEAD are in the insn stream here. Instead make sure
17594 that BB_INSN is valid on all insns. Also, do check here that
17595 there are no pending branch predictions...
17596 (rtl_verify_flow_info): ...instead of doing it here. Checks
17597 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17600 2007-01-26 Roger Sayle <roger@eyesopen.com>
17602 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17603 function to simplify/factorize operand order canonicalization.
17604 (ix86_fixup_binary_operands): Reorganize using the above function.
17605 (ix86_binary_operator_ok): Likewise.
17607 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17609 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17610 file scope from optimize_attrs.
17611 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17613 (optimize_attrs): Clear insn_code_values after freeing it.
17615 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17617 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17618 a parts.base assignment.
17620 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17622 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17623 (compute_subscript_distance, initialize_data_dependence_relation,
17624 finalize_ddr_dependent, analyze_ziv_subscript,
17625 analyze_siv_subscript_cst_affine,
17626 compute_overlap_steps_for_affine_univar,
17627 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17628 analyze_siv_subscript, analyze_miv_subscript,
17629 analyze_overlapping_iterations, subscript_dependence_tester_1,
17630 compute_self_dependence, free_dependence_relation): Work
17631 with affine_fn instead of chrecs.
17632 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17633 common_affine_function, affine_function_base,
17634 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17635 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17636 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17637 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17638 (all_chrecs_equal_p): Removed.
17639 * tree-data-ref.h (affine_fn, conflict_function): New types.
17640 (struct subscript): Change type of conflicting_iterations_in_a
17641 and conflicting_iterations_in_b.
17643 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17646 * config/pa/pa.h (TARGET_HPUX_11): New.
17647 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17648 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17650 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17651 Richard Guenther <rguenther@suse.de>
17653 * tree-ssa-structalias.c (solve_graph): Handle case
17654 we merged the variable to another.
17656 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17658 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17661 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17662 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17664 2007-01-25 DJ Delorie <dj@redhat.com>
17666 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17667 allow changes to modes which don't fit in those registers.
17669 * reload1.c (choose_reload_regs): Check for invalid subregs before
17670 computing their locations, not after.
17672 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17675 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17676 save Altivec registers in an eh_return function.
17677 (compute_vrsave_mask): Likewise.
17678 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17679 for saving Altivec registers.
17680 (rs6000_emit_prologue): Don't allocate stack twice in
17681 eh_return function. Correct expected value of altivec_save_offset
17682 when using save_world. Describe save of R0 to stack when using
17683 save_world. Describe stack pointer adjustment when using
17684 save_world. Remove duplicated eh_return parameter register saving.
17685 Update sp_offset variable after save_world.
17686 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17688 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17689 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17692 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17694 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17696 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17699 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17700 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17702 2007-01-25 Richard Guenther <rguenther@suse.de>
17704 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17705 * common.opt (-Wcoverage-mismatch): New warning option.
17706 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17707 if -Wcoverage-mismatch is given.
17709 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17711 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17712 (ipcp_driver): Change to static definition.
17713 Add dumping of the ifunctions.
17714 (constant_val_insert): Remove unused parameter. Support for SSA.
17715 (ipcp_propagate_const): Support for SSA.
17716 (ipcp_profile_bb_print): Print only analyzed nodes.
17717 (ipcp_replace_map_create): Remove support for Fortran constant
17719 * ipa-prop.c (ipa_method_modify_stmt,
17720 ipa_callsite_compute_param): Support for SSA.
17721 * ipa-prop.h (ipcp_driver): Remove declaration.
17722 (IS_VALID_TREE_MAP_INDEX): Add define.
17724 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17726 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17728 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17730 PR middle-end/30447
17731 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17732 constant argument to cabs and do it without checking for
17733 -funsafe-math-optimizations.
17735 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17737 * c-common.h (RID_FIRST_CXX0X): New.
17738 (RID_LAST_CXX0X): New.
17739 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17741 * c.opt (Wc++0x-compat): New.
17742 * doc/invoke.texi (-Wc++0x-compat): Document.
17744 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17746 * builtins.c (fold_builtin_carg): New.
17747 (fold_builtin_1): Use it.
17749 2007-01-24 Jan Hubicka <jh@suse.cz>
17751 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17753 * ipa-inline.c (initial_insns, max_insns): Delete.
17754 (compute_max_insns): New function.
17755 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17756 amount of insns as base for code growth.
17757 (cgraph_decide_inlining): Make initial_insns local; do not compute
17759 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17760 * doc/invoke.texi (inline-unit-growth): Update docs.
17762 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17764 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17765 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17766 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17767 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17768 for CPUs that have PTA_CX16 set.
17770 PR middle-end/27416
17771 * gimplify.c (omp_check_private): New function.
17772 (gimplify_scan_omp_clauses): Use it for
17773 firstprivate/lastprivate/reduction.
17775 PR middle-end/30494
17776 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17777 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17779 PR middle-end/30421
17780 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17781 If lower_lastprivate_clauses emits some statements, append them
17782 to dlist rather than body_p and to body_p append an initializer.
17783 (lower_omp_for): Adjust caller.
17785 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17787 * target.h (globalize_decl_name): New.
17788 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17789 * output.h (default_globalize_decl_name): New.
17790 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17792 (globalize_decl): Ditto.
17793 (default_globalize_decl_name): New.
17794 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17795 (ia64_handle_version_id_attribute): New.
17796 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17797 (ia64_asm_output_external): Use globalize_decl_name instead
17798 of globalize_label.
17799 * doc/extend.texi (version_id): New pragma.
17800 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17802 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17804 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17805 _uleb128_t and _Unwind_SWord with _sleb128_t.
17806 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17807 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17809 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17810 * unwind-pe.h (read_uleb128, read_sleb128,
17811 read_encoded_value_with_base): Likewise.
17812 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17814 2007-01-24 Richard Guenther <rguenther@suse.de>
17816 * builtins.c (expand_builtin_cexpi): Get the fndecl
17817 for cexp in the correct way.
17819 2007-01-24 Jan Hubicka <jh@suse.cz>
17821 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17824 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17826 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17827 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17828 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17829 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17830 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17831 __SIZEOF_PTRDIFF_T__.
17832 * doc/cpp.texi: Documentation for the new builtin macros added.
17834 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17836 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17837 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17838 instead of operands[2] to avoid access past the end of array.
17840 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17842 * reload1.c (emit_reload_insns): Pass the reload register
17843 for a non-spill output reload through forget_old_reloads_1.
17845 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17847 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17848 _SOFT_DOUBLE if doubles use software floating-point.
17849 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17850 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17851 * config/rs6000/darwin-ldouble.c: Also compile functions for
17852 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17853 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17854 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17855 commented-out long double override.
17856 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17857 * config/rs6000/eabispe.h: Likewise.
17858 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17859 long double for non-SPE.
17860 (rs6000_handle_option): Likewise.
17861 (invalid_e500_subreg): Disallow more subregs involding DImode,
17862 DFmode, TImode or TFmode.
17863 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17865 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17867 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17868 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17870 (rs6000_legitimate_address): Also check for TFmode for E500
17872 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17873 (spe_build_register_parallel): Handle TFmode and TCmode.
17874 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17876 (function_arg): Handle TFmode and TCmode for E500 double.
17877 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17879 (print_operand): Handle TFmode and TImode for %y.
17880 (rs6000_generate_compare): Handle TFmode comparisons for E500
17882 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17883 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17884 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17885 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17886 TFmode for E500 double.
17887 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17888 (floatsidf2): Enable for E500 double.
17889 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17890 (extenddftf2): Change to extenddftf2_fprs.
17891 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17892 depending on TARGET_E500_DOUBLE.
17893 (extendsftf2): Enable for E500 double.
17894 (trunctfdf2): Enable for E500 double.
17895 (trunctfsf2): Change to trunctfsf2_fprs.
17896 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17897 depending on TARGET_E500_DOUBLE.
17898 (floatsitf2): Enable for E500 double.
17899 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17900 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17901 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17902 (negtf2): Change to negtf2_internal.
17903 (negtf2): New expander.
17904 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17905 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17906 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17907 (movdi_internal32): Use rs6000_nonimmediate_operand.
17908 (unnamed splitter): Likewise.
17909 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17910 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17911 (SPE64TF, DITI): New mode macros.
17912 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17915 (frob_<mode>_di_2): New.
17916 (frob_tf_di_8_2): New.
17917 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17919 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17921 (frob_ti_<mode>_8_2): New.
17922 (frob_ti_tf_2): New.
17923 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17924 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17926 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17927 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17928 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17929 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17930 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17931 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17934 2007-01-23 Ian Lance Taylor <iant@google.com>
17936 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17938 (OBJS-archive): Reformat, alphabetize.
17939 (OBJS): Change out_object_file to OBJS-md.
17941 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17943 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17944 JUMP_P and CALL_P predicates where applicable.
17945 * config/i386/i386.c: Ditto.
17946 * config/i386/i386.md: Ditto.
17947 * config/i386/mmx.md: Ditto.
17948 * config/i386/predicates.md: Ditto.
17950 2007-01-22 Andreas Schwab <schwab@suse.de>
17952 * config/m68k/m68k.h: Fix comment.
17954 2007-01-22 Jan Hubicka <jh@suse.cz>
17956 * passes.c (init_optimization_passes): Do not rerun
17957 pass_early_warn_uninitialized.
17959 2007-01-22 Richard Guenther <rguenther@suse.de>
17961 PR tree-optimization/30038
17962 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17964 (execute_cse_sincos_1): Likewise.
17965 (execute_cse_sincos): Likewise.
17966 (gate_cse_sincos): Likewise.
17967 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17968 the cexpi() canonicalization of sincos().
17969 * tree-pass.h (pass_cse_sincos): Declare.
17970 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17972 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17974 PR rtl-optimization/29329
17975 * combine.c (replaced_rhs_insn): Rename to i2mod.
17976 (replaced_rhs_value): Rename to i2mod_new_rhs.
17977 (i2mod_old_rhs): New global variable.
17978 (combine_instructions): Adjust for above change. Save a copy of
17979 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17980 note are substituted in the second instruction.
17981 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17982 ditch the note if it pertains to the second eliminated register
17983 and this register is mentioned in i2mod_old_rhs.
17986 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17988 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17989 the insn to which the note was originally attached.
17991 2007-01-21 Jan Hubicka <jh@suse.cz>
17993 * ipa-inline.c (inlining_mode): Comment, move up.
17994 (cgraph_decide_inlining_incrementally): Do not perform inlining
17995 itself; fix handling of flattening of self recursive functions.
17996 (cgraph_find_cycles): Remove.
17997 (cgraph_flatten_node): Remove.
17998 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17999 (try_inline): New function.
18000 (cgraph_early_inlining): Update call of
18001 cgraph_decide_inlining_incrementally. Apply inlining here.
18002 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18004 2007-01-21 Dirk Mueller <dmueller@suse.de>
18007 * tree-vrp.c (check_array_bounds): do not warn
18008 about ADDR_EXPR's of ARRAY_REF's which are immediately
18009 used in binary expressions.
18011 2007-01-21 Ira Rosen <irar@il.ibm.com>
18013 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18014 read_write_dep and macros for its access.
18015 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18016 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18017 argument, call vect_check_interleaving for every independent pair of
18018 data-refs. Mark loads that access the same memory location as a store
18020 (vect_check_dependences): Remove.
18021 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18022 call, fix the call to vect_analyze_data_ref_dependence.
18023 (vect_analyze_data_ref_access): For statements that access the same
18024 data-ref, check that they are not stores; for loads, check that there
18025 is no store that access the same location.
18027 2007-01-20 Roger Sayle <roger@eyesopen.com>
18028 Joseph Myers <joseph@codesourcery.com>
18030 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18031 (-fdump-rtl-stack): Likewise.
18032 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18033 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18034 (-mpt-fixed): Use @minus{} for minus sign.
18035 (Using Precompiled Headers): Fix under/overfull hbox.
18037 2007-01-20 Jan Hubicka <jh@suse.cz>
18039 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18040 place within annotation.
18042 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18044 * pa.c (output_move_double): Change array size of xoperands to 4.
18046 2007-01-20 Jan Hubicka <jh@suse.cz>
18048 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18051 2007-01-19 Ian Lance Taylor <iant@google.com>
18053 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18054 constant to unsigned HOST_WIDE_INT before negating.
18056 2007-01-19 Ian Lance Taylor <iant@google.com>
18058 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18060 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18061 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18062 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18063 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18064 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18065 (realloc_vdef, realloc_vuse): Change second parameter to
18067 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18068 fields to unsigned.
18069 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18070 unsigned. Change x and lim locals to unsigned.
18071 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18073 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18074 (copy_virtual_operands): Change i and n locals to unsigned.
18076 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18078 PR middle-end/29335
18079 * builtins.c (fold_builtin_1): Handle builtin fdim.
18081 2007-01-20 Jan Hubicka <jh@suse.cz>
18083 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18084 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18085 init_alias_heapvars.
18086 (init_alias_heapvars): Initialize only when not already initialized.
18087 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18089 2007-01-19 Roger Sayle <roger@eyesopen.com>
18091 * common.opt (fsigned-zeros): New command line option.
18092 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18093 of flag_unsafe_math_optimizations.
18094 * opts.c (set_fast_math_flags): The -ffast-math command line option
18095 implies -fno-signed-zeros.
18096 (fast_math_flags_set_p): Likewise.
18098 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18099 the documentation of -ffast-math appropriately. Wrap long lines.
18101 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18103 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18104 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18106 2007-01-19 Tomas Bily <tbily@suse.cz>
18108 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18110 (tree_init_ic_make_global_vars): New function
18111 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18112 (tree_gen_ic_profiler): New function
18113 (tree_gen_ic_func_profiler): New function
18114 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18115 (tree_profile_hooks): Added hook for indirec/virtual calls
18116 * value-prof.c (tree_find_values_to_profile): New case for
18118 (tree_values_to_profile): Call for determining indirect/virtual
18120 (tree_indirect_call_to_profile): New function
18121 (tree_ic_transform): New function
18122 (tree_ic): New function
18123 (find_func_by_pid): New function
18124 (init_pid_map): New function
18125 (tree_value_profile_transformations): Added check for
18126 indirect/virtual call transformation
18127 * value-prof.h (enum hist_type): New counter type for
18128 indirect/virtual calls
18129 (profile_hooks): Added new hook for profiling indirect/virtual
18131 * profile.c (instrument_values): New case for indirect/virtual
18133 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18134 (GCOV_COUNTER_V_INDIR): New counter type
18135 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18136 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18138 * cgraph.c: Definition of cgraph_max_pid
18139 (cgraph_create_node): Default init of pid attribute
18140 * cgraph.h: Declaration of cgraph_max_pid
18141 (struct cgraph_node): Added pid attribute
18142 * libgcov.c (__gcov_indirect_call_profiler): New function
18143 (__gcov_one_value_profiler_body): New function
18144 (__gcov_one_value_profiler): Body was moved to
18145 __gcov_one_value_profiler_body and calls it
18147 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18149 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18150 * gengtype.c (write_types_data, write_func_for_structure,
18151 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18152 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18153 (walk_type, write_func_for_structure): Generate the mark_hook if
18156 2007-01-19 Jan Hubicka <jh@suse.cz>
18158 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18159 'early' argument take inlining mode argument specifying whether to
18160 inline for size/speeed or all functions; add support for flattening;
18162 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18164 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18167 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18168 the name of the declared identifier.
18170 2007-01-19 Dirk Mueller <dmueller@suse.de>
18172 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18173 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18174 duplicate evaluation.
18176 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18178 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18179 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18180 to XFMode, use acosxf2 and truncate result to requested mode.
18181 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18182 (asin<mode>2): Similarly, with asin expanders.
18183 (*fscalexf4_i387): Rename from *fscalexf4.
18184 (expNcorexf3): New expander.
18185 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18186 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18187 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18188 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18189 patterns for SSE math.
18190 (exp10<mode>2): Similarly, with exp10 expanders.
18191 (exp2<mode>2): Similarly, with exp2 expanders.
18192 (expm1<mode>2): Similarly, with expm1 expanders.
18193 (ldexp<mode>3): Similarly, with ldexp expanders.
18194 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18195 Use gen_truncxf<mode>2_i387_noop to truncate result.
18197 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18199 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18200 for ColdFire targets.
18202 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18203 Richard Sandiford <richard@codesourcery.com>
18205 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18206 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18207 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18208 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18209 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18210 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18212 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18214 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18215 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18216 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18217 (*adddi_dilshr32_cf): New pattern.
18218 (adddi3, subdi3): Remove first alternatives.
18220 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18222 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18223 implemented using move.l, do not use its cc result for floating-point
18226 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18228 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18229 from accepting 's' constraints if flag_pic.
18231 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18233 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18234 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18235 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18236 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18238 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18240 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18241 ColdFire alternatives.
18242 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18243 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18244 architectures that support ff1 instruction.
18246 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18247 Julian Brown <julian@codesourcery.com>
18249 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18250 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18251 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18254 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18256 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18258 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18259 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18260 HOST_WIDE_INT instead of an rtx.
18261 (m68k_rtx_costs): Update call accordingly.
18262 (output_move_const_into_data_reg): Likewise. Fix formatting.
18263 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18265 (output_move_simode_const): Update calls after above changes.
18266 Rework to use automatic variables and predicates like MEM_P.
18267 * config/m68k/m68k.md (pushexthisi_const): Update call to
18270 2007-01-19 Dirk Mueller <dmueller@suse.de>
18272 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18273 in dump_flags test.
18275 2007-01-19 Richard Guenther <rguenther@suse.de>
18277 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18278 via cexp in case sincos is not available.
18280 2007-01-19 Richard Guenther <rguenther@suse.de>
18282 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18283 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18284 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18285 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18286 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18287 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18288 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18289 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18291 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18293 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18295 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18296 (atan2xf3): Directly generate RTL pattern.
18297 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18298 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18299 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18300 disable patterns for SSE math.
18301 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18302 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18303 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18304 disable patterns for SSE math.
18306 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18308 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18310 2007-01-18 Roger Sayle <roger@eyesopen.com>
18312 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18313 VIEW_CONVERT_EXPR to the same type as it's operand.
18315 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18317 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18318 configured for long double 128.
18320 2007-01-18 Mike Stump <mrs@apple.com>
18322 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18325 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18327 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18330 2007-01-18 Jan Hubicka <jh@suse.cz>
18332 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18333 greater than NUM_VOP_FREE_BUCKETS.
18335 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18337 * tree-ssa-structalias.c: Update comments.
18338 (ptabitmap_obstack): Removed.
18339 (pta_obstack): New.
18340 (oldpta_obstack): Ditto.
18341 (stats): Add a few members.
18342 (struct variable_info): Remove node, complex, address_taken, and
18343 indirect_target members. Add oldsolution member.
18344 (new_var_info): Do not initialize removed members.
18345 (constraint_expr_type): Remove INCLUDES.
18346 (constraint_graph): Add size, implicit_preds, rep,
18347 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18348 (FIRST_REF_NODE): New macro.
18349 (LAST_REF_NODE): Ditto.
18350 (FIRST_ADDR_NODE): Ditto.
18351 (find): New function.
18353 (dump_constraint): Do not handle INCLUDES.
18354 (insert_into_complex): Do not insert duplicate constraints.
18355 (condense_varmap_nodes): Renamed and rewritten into ...
18356 (merge_node_constraints): This. Also fix bug in handling of
18357 offseted copy constraints.
18358 (clear_edges_for_node): No longer need to deal with preds at all,
18359 or removing associated preds/succs.
18360 (merge_graph_nodes): Deal with indirect_cycles.
18361 Don't deal with predecessors.
18362 (add_implicit_graph_edge): New function.
18363 (add_pred_graph_edge): Ditto.
18364 (add_graph_edge): Don't deal with predecessors.
18365 (build_constraint_graph): Removed.
18366 (build_pred_graph): New function.
18367 (build_succ_graph): Ditto.
18368 (struct scc_info): Removed in_component. Added roots, dfs, and
18369 node_mapping. Remove visited_index, unification_queue.
18370 (scc_visit): Deal with union-find we do now.
18371 Deal with cycles with REF nodes.
18372 (collapse_nodes): Renamed and rewritten to ...
18373 (unify_nodes): This.
18374 (process_unification_queue): Removed.
18375 (topo_visit): Cleanup
18376 (do_da_constraint): Use find.
18377 (do_sd_constraint): Ditto.
18378 (do_ds_constraint): Ditto.
18379 (do_complex_constraint): Ditto.
18380 (init_scc_info): Update for removed and added members.
18381 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18382 (find_indirect_cycles): This.
18383 (equivalence_class): New variable.
18384 (label_visit): New function.
18385 (perform_variable_substitution): Rewritten.
18386 (free_var_substitution_info): New function.
18387 (find_equivalent_node): Ditto.
18388 (move_complex_constraints): Ditto.
18389 (eliminate_indirect_cycles): Ditto.
18390 (solve_graph): Only propagate changed bits.
18391 Use indirect cycle elimination.
18393 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18394 (tree_id_eq): Renamed to ...
18395 (tree_vi_eq): This. Update for member change
18396 (insert_id_for_tree): Renamed and rewritten to ...
18397 (insert_vi_for_tree): This.
18398 (lookup_id_for_tree): Renamed and rewritten to ...
18399 (lookup_vi_for_tree): This.
18400 (get_id_for_tree): Renamed and rewritten to ...
18401 (get_vi_for_tree): Ditto.
18402 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18403 (process_constraint): Don't handle INCLUDES.
18404 Remove special ADDRESSOF case.
18405 (find_func_aliases): Rewrite to use vi functions instead of id
18407 (create_function_info_for): Ditto.
18408 (create_variable_info_for): Ditto.
18409 (intra_create_variable_infos): Ditto.
18410 (merge_smts_into): Ditto.
18411 (find_what_p_points_to): Ditto.
18412 (init_base_vars): Ditto.
18413 (init_alias_vars): Ditto.
18414 (remove_preds_and_fake_succs): New function.
18415 (dump_sa_points_to_info): Dump new stats.
18416 (dump_solution_for_var): Use find.
18417 (set_used_smts): Fix formatting.
18418 (compute_points_to_sets): Updated for new functions.
18419 (ipa_pta_execute): Ditto.
18421 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18422 Richard Sandiford <richard@codesourcery.com>
18424 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18426 * calls.c (expand_call): If the return value is a PARALLEL,
18427 extract its first member.
18428 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18429 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18430 use FUNCTION_EXTRA_EPILOGUE.
18431 (m68k_function_value): Return a PARALLEL if the return value
18432 is of a pointer type.
18433 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18434 (FUNCTION_EXTRA_EPILOGUE): Remove.
18435 * config/m68k/m68k.md (D0_REG): New constant.
18437 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18439 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18440 output a NOP for empty epilogues.
18442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18444 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18445 before function. Extend register save check to include all
18446 registers, not just integer ones.
18448 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18450 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18451 (m68k_use_return_insn): ...this.
18452 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18453 * config/m68k/m68k.c (use_return_insn): Rename to...
18454 (m68k_use_return_insn): ...this.
18455 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18456 of USE_RETURN_INSN.
18458 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18460 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18461 nearest even, fix denormal rounding overflow.
18463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18465 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18466 f%$smove and f%$move.
18467 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18468 (extendsfdf2_cf): Use fdmove instead of f%&move.
18469 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18470 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18474 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18477 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18479 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18480 (coldfire_single_format): Declare.
18481 (coldfire_double_format): Likewise.
18482 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18483 of qnan_msb_set to determine the lower bits of a canonical
18485 (encode_ieee_double): Likewise.
18486 (encode_ieee_quad): Likewise.
18487 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18488 (mips_single_format): Likewise.
18489 (ieee_double_format): Likewise.
18490 (mips_double_format): Likewise.
18491 (ieee_extended_motorola_format): Likewise.
18492 (ieee_extended_intel_96_format): Likewise.
18493 (ieee_extended_intel_128_format): Likewise.
18494 (ieee_extended_intel_96_round_53_format): Likewise.
18495 (ibm_extended_format): Likewise.
18496 (mips_extended_format): Likewise.
18497 (ieee_quad_format): Likewise.
18498 (mips_quad_format): Likewise.
18499 (vax_f_format): Likewise.
18500 (vax_d_format): Likewise.
18501 (vax_g_format): Likewise.
18502 (i370_single_format): Likewise.
18503 (i370_double_format): Likewise.
18504 (decimal_single_format): Likewise.
18505 (decimal_double_format): Likewise.
18506 (decimal_quad_format): Likewise.
18507 (c4x_single_format): Likewise.
18508 (c4x_extended_format): Likewise.
18509 (real_internal_format): Likewise.
18510 (coldfire_single_format): New real_format.
18511 (coldfire_double_format): Likewise.
18512 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18513 canonical_nan_lsbs_set.
18514 (pdp11_d_format): Likewise.
18515 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18516 if TARGET_COLDFIRE_CPU.
18518 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18520 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18521 (output_call, m68k_legitimize_call_address): Declare.
18522 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18523 parenthesees. Add support for a 'W' constraint.
18524 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18525 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18526 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18527 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18529 (override_options): Initialize them. Do not set flag_no_function_cse
18530 for TARGET_ID_SHARED_LIBRARY.
18531 (m68k_output_pic_call): Delete.
18532 (m68k_legitimize_call_address): New function.
18533 (print_operand): Remove the %o prefix. Handle the %p prefix.
18534 (output_call): New function.
18535 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18536 target address from the GOT if symbolic jumps are not allowed.
18537 * config/m68k/m68k.md (call, general_operand): Do not set
18538 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18539 Merge separate flag_pic and !flag_pic define_insns into...
18540 (*call, *call_value): ...these new patterns. Match the address
18541 rather than the containing MEM and require it to be a call_operand.
18542 Use output_call to generate the asm template.
18543 * config/m68k/predicates.md (const_call_operand): New predicate.
18544 (call_operand): Likewise.
18546 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18548 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18549 (STACK_GROWS_DOWNWARD): Define to 1.
18550 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18551 comments, emphasizing that these values are only defaults.
18552 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18553 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18555 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18557 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18559 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18560 Richard Sandiford <richard@codesourcery.com>
18562 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18563 (FP_REGNO_P): New macros.
18564 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18565 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18566 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18567 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18569 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18571 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18572 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18574 * config/m68k/t-floatlib: New file, extracting common code from...
18575 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18576 * config/m68k/t-uclinux: Here.
18577 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18578 routines on ColdFire targets.
18580 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18582 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18583 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18584 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18585 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18586 explicitly set MOTOROLA to 1.
18587 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18589 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18590 Nathan Sidwell <nathan@codesourcery.com>
18592 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18593 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18594 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18595 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18596 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18597 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18598 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18599 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18600 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18601 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18602 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18603 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18604 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18605 (DBX_REGISTER_NUMBER): Delete.
18606 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18607 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18608 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18610 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18612 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18613 * config/flat.h: New file.
18614 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18615 OBJECT_FORMAT_FLAT.
18616 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18617 indirect references for -msep-data or -mid-shared-library.
18618 Do not use PC-relative code addresses either.
18619 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18621 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18622 for shared libraries and crt1.o for executables. Use crti.o and
18624 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18625 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18626 Do not add -elf2flt or -shared-lib-id options here.
18627 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18628 Pass -shared-lib-id if -mid-shared-library, taking the library
18629 identifier from -mshared-library-id if given, otherwise
18631 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18632 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18633 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18634 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18635 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18636 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18638 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18639 jump sequence for ISA A and ISA A+.
18640 (PICJUMP): Likewise.
18642 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18644 * config.gcc (m68k-*-uclinux*): Base the port on the common
18645 and m68k GNU/Linux files rather than on the generic ELF ones.
18646 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18647 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18649 2007-01-18 Julian Brown <julian@codesourcery.com>
18650 Richard Sandiford <richard@codesourcery.com>
18652 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18653 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18654 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18656 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18657 80 unconditionally.
18658 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18660 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18662 * doc/install.texi: Document m68k-uclinuxoldabi.
18663 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18664 * config/m68k/uclinux-oldabi.h: New file, copied from
18665 config/m68k/uclinux.h.
18667 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18669 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18670 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18671 (m32r_compute_frame_size): Use unsigned for regno.
18672 (m32r_reload_lr): Use gen_frame_mem.
18674 (m32r_output_function_epilogue): Don't output the function epilogue
18676 (m32r_expand_epilogue): New.
18677 (direct_return): Return false if the function has the interrupt
18679 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18680 * config/m32r/m32r.md (epilogue): New expander.
18681 (return_lr, return_rte): New insns.
18682 (return): Make it expander.
18683 (return_normal): New expander.
18685 2007-01-18 Josh Conner <jconner@apple.com>
18688 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18689 support for UNLE, UNLT, UNGE, and UNGT.
18691 2007-01-18 Jan Hubicka <jh@suse.cz>
18693 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18694 * tree-tailcall (add_virtual_phis): Likewise.
18695 (optimize_tail_call): Return TODOs.
18696 (execute_tail_calls): Return TODOs.
18697 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18698 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18700 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18701 Cleanup cfg using TODO.
18702 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18703 * passes.c (execute_function_todo): When cleanup did something, remove
18705 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18706 (make_edges): Don't cleanup_cfg.
18708 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18710 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18711 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18712 operate on the top of stack.
18713 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18714 register handling of instructions that output to the second
18716 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18717 (move_for_stack_reg): Special-case check for dead destination
18718 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18720 * config/i386/i386.md (UNSPEC_TAN): New constant.
18721 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18722 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18723 to correctly model move of constant 1.0 to top stack slot.
18724 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18725 (unnamed peephole2 pattern): Remove corresponding peephole2
18726 pattern that optimizes tan insn and loading of constant 1.0.
18727 (tanxf2): Use fptanxf4_i387.
18728 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18729 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18730 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18731 disable patterns for SSE math.
18732 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18733 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18735 2007-01-18 Dirk Mueller <dmueller@suse.de>
18736 Richard Guenther <rguenther@suse.de>
18739 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18740 * common.opt (Warray-bounds): Add new warning option.
18741 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18743 * Makefile.in: make tree-vrp.o depend on toplev.h
18744 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18746 (check_array_refs, check_array_bounds, check_array_ref): New.
18748 2007-01-18 Jan Hubicka <jh@suse.cz>
18750 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18751 (execute_ssa_ccp): Return flags conditionally.
18752 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18754 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18756 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18758 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18759 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18761 * Makefile.c (GTFILES): Add cfglayout.h.
18762 * gengtype.c (open_base_files): Likewise.
18763 * cfglayout.c (cfg_layout_function_footer,
18764 cfg_layout_function_header) Reindent to make gengtype happy.
18765 * cfglayout.h (cfg_layout_function_footer,
18766 cfg_layout_function_header): Add GTY(()) marker.
18768 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18770 2007-01-18 Ben Elliston <bje@au.ibm.com>
18772 * genautomata.c (write_automata): Include xstrerror output in the
18773 error message if writing the DFA description file fails.
18775 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18777 * config/mips/mips-protos.h (mips_output_external): Make it
18779 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18780 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18781 (extern_list): Likewise.
18782 (extern_head): Likewise.
18783 (TARGET_ASM_FILE_END): Likewise.
18784 (mips_file_end): Likewise.
18785 (mips_output_external): Rewritten.
18787 2007-01-18 Ben Elliston <bje@au.ibm.com>
18789 * genpreds.c (write_insn_preds_c): Only write out the function
18790 body for regclass_for_constraint if we have register constraints.
18792 2007-01-17 Tom Tromey <tromey@redhat.com>
18794 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18795 * doc/install.texi (Testing): Use sourceware.org.
18796 (Binaries): Likewise.
18797 (Specific): Likewise.
18798 * doc/contrib.texi (Contributors): Use sourceware.org.
18800 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18802 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18803 (AVR_ENHANCED): Rename to ...
18804 (AVR_HAVE_MUL): ... new.
18805 (avr_enhanced_p): Rename to ...
18806 (avr_have_mul_p): ... new.
18807 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18808 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18809 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18810 (avr_have_mul_p): ... new.
18811 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18812 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18813 'avr_enhanced_p' and 'enhanced'.
18814 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18815 AVR_HAVE_MUL instead of AVR_ENHANCED.
18816 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18817 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18818 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18819 instead of AVR_ENHANCED.
18820 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18821 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18822 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18824 2007-01-17 Ian Lance Taylor <iant@google.com>
18826 * vec.h (VEC_reserve_exact): Define.
18827 (vec_gc_p_reserve_exact): Declare.
18828 (vec_gc_o_reserve_exact): Declare.
18829 (vec_heap_p_reserve_exact): Declare.
18830 (vec_heap_o_reserve_exact): Declare.
18831 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18833 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18834 negative parameter.
18835 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18836 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18837 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18838 * vec.c (calculate_allocation): Add exact parameter. Change all
18840 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18841 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18842 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18843 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18844 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18845 (vec_heap_p_reserve_exact): New function.
18846 (vec_heap_o_reserve_exact): New function.
18848 2007-01-17 Jan Hubicka <jh@suse.cz>
18850 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18852 2007-01-17 Eric Christopher <echristo@apple.com>
18854 * config.gcc: Support core2 processor.
18856 2007-01-16 Jan Hubicka <jh@suse.cz>
18858 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18859 the names, just unlink the chain so we don't crash on dangling
18863 2007-01-16 Jan Hubicka <jh@suse.cz>
18865 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18866 * tree-pass.h: Reorder to make IPA passes appear toegher.
18867 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18869 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18870 parameters, do not call early inliner.
18871 * ipa-inline.c: Update comments. Include tree-flow.h
18872 (cgraph_decide_inlining): Do not compute inlining parameters.
18873 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18874 be called with function context set up.
18875 (pass_ipa_inline): Remove unreachable functions before pass.
18876 (cgraph_early_inlining): Simplify assuming to be called from the
18878 (pass_early_inline): New pass.
18879 (cgraph_gate_ipa_early_inlining): New gate.
18880 (pass_ipa_early_inline): Turn into simple wrapper.
18881 (compute_inline_parameters): New function.
18882 (gate_inline_passes): New gate.
18883 (pass_inline_parameters): New pass.
18884 (apply_inline): Move here from tree-optimize.c
18885 (pass_apply_inline): New pass.
18886 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18888 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18889 doing them by hand.
18890 (tree_function_versioning): Do not allocate dummy struct function.
18891 * tree-inline.h (optimize_inline_calls): Update prototype.
18892 * tree-optimize.c (execute_fixup_cfg): Export.
18893 (pass_fixup_cfg): Remove
18894 (tree_rest_of_compilation): Do not apply inlines.
18895 * tree-flow.h (execute_fixup_cfg): Declare.
18896 * Makefile.in (gt-passes.c): New.
18897 * passes.c: Include gt-passes.h
18898 (init_optimization_passes): New passes.
18899 (nnodes, order): New static vars.
18900 (do_per_function_toporder): New function.
18901 (execute_one_pass): Dump current pass here.
18902 (execute_ipa_pass_list): Don't dump current pass here.
18904 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18906 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18907 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18909 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18911 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18912 (strong_alias): Define.
18913 (__gcc_qmul): Provide non-FMA for soft-float.
18914 (__gcc_qdiv): Same.
18919 (__gcc_qunord): New.
18929 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18930 soft-float functions.
18931 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18932 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18933 about long double soft float.
18935 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18936 Tehila Meyzels <tehila@il.ibm.com>
18938 * tree-vectorizer.h (is_pattern_stmt_p): New.
18939 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18940 formatting (tabs instead of spaces). Cleanup and clarify setting
18941 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18942 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18943 (vectorizable_type_demotion): Check that types are integral.
18944 (vectorizable_type_promotion): Likewise.
18945 (vectorizable_store): Fix typo. Eliminate new-line at end of
18948 2007-01-16 Jan Hubicka <jh@suse.cz>
18950 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18953 2007-01-15 Eric Christopher <echristo@apple.com>
18955 * ifcvt.c: Include vec.h, vecprim.h.
18956 (check_cond_move_block): New argument regs.
18957 Reorganize. Add registers used to regs.
18958 (cond_move_process_if_block): Use regs set above as
18961 2007-01-15 Eric Christopher <echristo@apple.com>
18963 * config/darwin.h: Update copyright.
18964 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18965 (LINK_COMMAND_SPEC): Add -u.
18966 (LINK_SPEC): Fix umbrella for above.
18968 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18970 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18973 2007-01-15 Tom Tromey <tromey@redhat.com>
18975 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18976 * doc/install.texi (Testing): Don't mention jacks.
18977 (Configuration): Document --enable-java-maintainer-mode. Move
18978 --with-java-home to libgcj-specific section. Document
18980 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18982 2007-01-15 Jan Hubicka <jh@suse.cz>
18984 * tree-ssa-dce.c (DCE_TODOs): New.
18985 (propagate_necessity): Return if something changed.
18986 (eliminate_unnecessary_stmts): Likewise.
18987 (perform_tree_ssa_dce): Return TODO flags when needed.
18988 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18990 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18992 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18993 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18994 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18995 patterns using X87MODEF12 mode macro. Extend operand 1
18996 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18997 (log10<mode>2): Ditto.
18998 (log2<mode>2): Ditto.
18999 (log1p<mode>2): Ditto.
19000 (logb<mode>2): Ditto.
19001 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19002 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19003 (*fxtractxf3_i387): Rename from *fxtractxf3.
19004 (fxtract_extend<mode>xf3_i387): New insn pattern.
19005 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19006 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19007 and gen_fyl2xxf3_i387().
19009 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19011 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19012 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19013 get_loop_exit_edges. Changed return type to bool.
19014 * cfgloop.h (fix_loop_placement): Declaration removed.
19016 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19018 * param.h (MIN_VECT_LOOP_BOUND): New.
19019 * params.def (MIN_VECT_LOOP_BOUND): New.
19020 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19021 argument - minimum threshold for number of iterations.
19022 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19023 argument to declaration.
19024 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19025 MIN_VECT_LOOP_BOUND.
19026 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19027 slpeel_tree_peel_loop_to_edge with additional argument.
19028 (vect_do_peeling_for_alignment): Likewise.
19029 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19031 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19034 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19035 operands of size 1.
19037 2007-01-14 Jan Hubicka <jh@suse.cz>
19039 * tree-dfa.c (remove_referenced_var): New function.
19040 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19041 prune referenced vars list too.
19042 * tree-flow.h (remove_referenced_var): Declare.
19044 2007-01-14 Jan Hubicka <jh@suse.cz>
19046 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19048 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19049 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19050 * except.h (verify_eh_throw_table_statements): Kill prototype.
19051 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19052 into call exrepssions.
19053 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19055 * tree-cfg.c: Include pointer-set.h.
19056 (verify_node_sharing): Work on pointer set.
19057 (verify_eh_throw_stmt_node): New.
19058 (verify_stmts): Use pointers sets, verify throw_stmt.
19060 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19062 * ipa-reference.c (analyze_function): Consider also addresses taken
19065 2007-01-12 Roger Sayle <roger@eyesopen.com>
19067 * c-typeck.c (null_pointer_constant_p): Replace use of
19068 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19069 (build_c_cast): Likewise.
19071 2007-01-12 Roger Sayle <roger@eyesopen.com>
19073 * tree.h (force_fit_type_double): Remove unused final argument.
19074 * c-common.c (constant_expression_warning): Replace use of
19075 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19076 (convert_and_check): Likewise.
19077 (shorten_compare): Update call to force_fit_type_double.
19078 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19079 * convert.c (convert_to_pointer): Update call to
19080 force_fit_type_double.
19081 * fold-const.c (force_fit_type_double): Remove overflowed_const
19083 (int_const_binop, fold_convert_const_int_from_int,
19084 fold_convert_const_int_from_real, fold_div_compare,
19085 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19086 fold_abs_const, fold_not_const): Remove the final argument from
19087 calls to force_fit_type_double.
19089 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19091 * configure.ac: Set insn to "nop" for spu-*-* also.
19092 * configure: Regenerate.
19094 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19096 * builtins.def : Add BUILT_IN_FREE.
19098 2007-01-12 Jan Hubicka <jh@suse.cz>
19100 PR tree-optimization/30443
19101 * tree-inline.c (tree_function_versioning): Do not optimize when
19102 cloning for inlining.
19104 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19106 * doc/loop.texi: Document recording of loop exits.
19107 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19108 (update_single_exits_after_duplication,
19109 update_single_exit_for_duplicated_loop,
19110 update_single_exit_for_duplicated_loops): Removed.
19111 (duplicate_loop_to_header_edge): Do not call
19112 update_single_exits_after_duplication and
19113 update_single_exit_for_duplicated_loops.
19114 (loop_version): Do not update single_exit information.
19115 (fix_loop_structure): Use record_loop_exits instead of
19116 mark_single_exit_loops.
19117 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19118 the lists of loop exits.
19119 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19120 split_edge, merge_blocks): Update the lists of loop exits.
19121 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19122 loop_optimizer_init.
19123 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19124 of mark_single_exit_loops.
19125 (loop_optimizer_finalize): Call release_recorded_exits.
19126 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19127 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19128 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19129 update single exit information.
19130 * lambda-code.c (perfect_nestify): Ditto.
19131 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19132 (mark_single_exit_loops): Removed.
19133 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19134 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19135 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19137 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19138 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19139 (verify_loop_structure): Verify consistency of the exit lists.
19140 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19141 (set_single_exit): Removed.
19142 * cfgloop.h (struct loop_exit): New function.
19143 (struct loop): single_exit_ field replaced by exits field.
19144 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19145 LOOPS_HAVE_RECORDED_EXITS.
19146 (struct loops): Added exits hash.
19147 (mark_single_exit_loops, set_single_exit): Declaration removed.
19148 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19152 * doc/invoke.texi: Avoid use of @headitem.
19154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19156 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19158 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19160 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19163 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19164 Richard Sandiford <richard@codesourcery.com>
19166 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19167 * config/m68k/m68k.opt: Resort options.
19168 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19170 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19171 Richard Sandiford <richard@codesourcery.com>
19173 * doc/invoke.texi: Document the macros that are defined by
19174 m68k's -mtune and -mhard-float options.
19175 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19176 (m68k_cpp_cpu_family): Likewise.
19177 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19178 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19179 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19180 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19181 (m68k_cpp_cpu_family): Likewise.
19183 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19185 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19186 macros besides mc68000 as tuning macros. Use a switch statement
19187 to set them and mcpu32.
19189 2007-01-12 Julian Brown <julian@codesourcery.com>
19191 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19192 (TARGET_68040_ONLY): Rename to...
19193 (TARGET_68040): ...this.
19194 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19195 * config/m68k/m68k.md: Likewise.
19197 2007-01-12 Julian Brown <julian@codesourcery.com>
19198 Nathan Sidwell <nathan@codesourcery.com>
19199 Richard Sandiford <richard@codesourcery.com>
19201 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19202 the -mcpu= argument associated with the --with-cpu setting.
19203 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19204 if different from the one implied by the -mcpu setting.
19205 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19206 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19207 * doc/invoke.texi: Mention ColdFire in the introduction to the
19208 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19209 -mno-div and -mhard-float options. Make -m68881 a synonym for
19210 -mhard-float. Document the previously-undocumented -m5206e,
19211 -m528x, -m5307 and -m5407 options. Tweak the existing option
19212 documentation for consistency.
19213 * doc/install.texi: Mention new --with-cpu arguments.
19214 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19215 default CPU if neither -mcpu nor -march are specified.
19216 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19217 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19218 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19219 using m68k_tune to decide between families that implement the
19220 same ISA. Use m68k_tune to set __mcfv4e__.
19221 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19222 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19223 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19224 (FL_ISA_C, FL_ISA_MMU): New macros.
19225 (MASK_COLDFIRE): Delete.
19226 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19227 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19228 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19229 (TARGET_HARD_FLOAT): Do not define here.
19230 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19231 (TUNE_68000): New macro.
19232 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19233 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19234 (TUNE_CFV2): Redefine in terms of m68k_tune.
19235 (uarch_type, target_device, fpu_type): New enums.
19236 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19237 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19238 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19239 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19240 (FL_FOR_isa_c): New macros.
19241 (m68k_isa): New enum.
19242 (m68k_target_selection): New structure.
19243 (all_devices, all_isas, all_microarchs): New tables.
19244 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19245 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19246 (MASK_ALL_CPU_BITS): Delete.
19247 (m68k_find_selection): New function.
19248 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19249 Map the legacy target options to a combination of the new ones.
19250 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19251 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19252 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19254 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19255 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19257 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19258 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19259 * config/m68k/m68k-devices.def: New file.
19261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19262 Nathan Sidwell <nathan@codesourcery.com>
19264 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19265 (SUBTARGET_EXTRA_SPECS): New macros.
19266 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19267 use %(asm_cpu_spec) instead.
19268 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19269 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19270 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19271 (EXTRA_SPECS): Rename to...
19272 (SUBTARGET_EXTRA_SPECS): ...this.
19274 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19275 Richard Sandiford <richard@codesourcery.com>
19276 Julian Brown <julian@codesourcery.com>
19278 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19279 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19280 to the configuration's default CPU.
19281 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19282 Remove default masks.
19283 (m680[012]0-*-*): Set the default with_cpu to the first part of
19285 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19286 (m68k*-*-linux): Extend the --with-cpu handling to...
19287 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19288 and m68010. Don't set target_cpu_default2.
19289 * doc/install.texi: Document --with-cpu for m68k.
19290 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19291 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19292 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19293 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19294 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19295 (ASM_SPEC): Remove use of %(asm_cpu_default).
19296 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19297 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19298 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19299 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19300 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19301 (TARGET_DEFAULT): Delete.
19302 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19303 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19304 (CPP_CPU_SPEC): Delete.
19305 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19306 the appropriate string.
19307 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19308 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19309 (ASM_SPEC): Don't use %(asm_default_spec).
19310 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19311 TARGET_DEFAULT and add MASK_68881.
19312 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19314 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19316 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19317 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19318 MASK_68010 alongside MASK_68020.
19319 * doc/invoke.texi: Document -m68010.
19320 * config/m68k/m68k.opt (m68010): New.
19321 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19323 (TUNE_68010): New macro.
19324 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19325 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19326 (M68K_CPU_m68332): Add MASK_68010.
19327 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19328 fallback definition.
19329 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19331 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19332 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19333 to all entries that use MASK_68020.
19334 (output_move_simode_const, output_move_himode, output_move_qimode)
19335 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19336 instead of TARGET_68020 to select clr behavior. Remove comment
19337 about there being no TARGET_68010.
19338 * config/m68k/m68k.md: Likewise throughout.
19340 2007-01-12 Julian Brown <julian@codesourcery.com>
19342 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19343 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19344 * config/m68k/m68k.md: Likewise.
19346 2007-01-12 Julian Brown <julian@codesourcery.com>
19348 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19349 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19351 2007-01-12 Julian Brown <julian@codesourcery.com>
19353 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19354 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19355 * config/m68k/m68k.md: Likewise.
19357 2007-01-12 Julian Brown <julian@codesourcery.com>
19358 Richard Sandiford <richard@codesourcery.com>
19360 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19361 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19362 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19364 (TARGET_CPU32): Rename to...
19365 (TUNE_CPU32): ...this.
19366 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19367 (TUNE_CFV2): New macros.
19368 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19369 remove conditions that are implied by TARGET_68020.
19370 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19371 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19372 (m68k_output_function_epilogue): Likewise.
19373 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19374 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19375 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19376 non-68000 timings. Refactor multiplication and division costs.
19377 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19378 TUNE_CPU32 instead of TARGET_CPU32.
19379 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19380 and TUNE_68060 instead of TARGET_68060.
19381 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19382 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19384 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19385 && !TARGET_COLDFIRE" to choose between moveq and clr.
19386 Likewise in the unnamed movsf pattern.
19387 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19388 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19391 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19393 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19394 of tabbing before backslashes.
19396 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19398 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19399 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19400 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19402 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19404 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19405 find_interesting_uses_cond.
19406 (find_interesting_uses_cond): Use extract_cond_operands.
19407 (rewrite_use_compare): Use extract_cond_operands and
19408 force_gimple_operand_bsi. Do not call update_stmt.
19409 (determine_use_iv_cost_condition): Use extract_cond_operands.
19410 Return cheaper of using original bound and changing the exit bound.
19412 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19414 PR tree-optimization/29516
19415 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19416 most_expensive_mult_to_index, addr_to_parts,
19417 create_mem_ref, maybe_fold_tmr): Make the type of
19418 fields of TARGET_MEM_REF sizetype.
19419 (move_fixed_address_to_symbol, move_pointer_to_base):
19421 * tree.def (TARGET_MEM_REF): Add comment on types of
19424 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19426 * c-common.c (vector_types_convertible_p): Treat opaque types as
19427 always convertible if they have the same size, but not otherwise.
19429 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19431 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19432 Remove the b_unconditional field.
19433 (noce_try_sign_mask): Do not look at b_unconditional.
19434 (noce_process_if_block): Do not use merge_if_blocks. Update
19435 the CFG here. Do not set b_unconditional.
19436 (cond_move_process_if_block): Likewise.
19437 (find_cond_trap): Likewise.
19438 (check_cond_move_block): Require simple jump insns at the end
19439 of the basic block.
19441 2007-01-11 Jan Hubicka <jh@suse.cz>
19443 PR tree-optimization/1046
19444 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19445 when alias info is not ready.
19446 (pass_tail_recursion): Do not require aliasing.
19447 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19448 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19449 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19450 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19451 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19452 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19453 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19455 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19456 When aliasing is not build, mark statement as volatile.
19458 2007-01-11 Tom Tromey <tromey@redhat.com>
19460 PR preprocessor/15185, PR preprocessor/20989:
19461 * doc/cppopts.texi <-MT>: Update description of algorithm for
19462 computing default target.
19463 <-M, -MD>: Reword "basename" text.
19465 2007-01-11 Roger Sayle <roger@eyesopen.com>
19467 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19468 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19469 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19470 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19471 fold_builtin_bswap, real_constp, fold_builtin_pow,
19472 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19473 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19474 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19475 * convert.c (convert_to_pointer): Likewise.
19476 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19477 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19478 const_binop, fold_convert_const_int_from_int,
19479 fold_convert_const_int_from_real,
19480 fold_convert_const_real_from_real, sign_bit_p,
19481 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19482 fold_sign_changed_comparison, fold_unary, fold_comparison,
19483 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19484 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19485 * print-tree.c (print_node_brief, print_node): Likewise.
19486 * stor-layout.c (place_field, layout_type): Likewise.
19487 * tree-chrec.c (keep_cast): Likewise.
19488 * tree.c (build_vector, build_real, build_real_from_int_cst,
19489 build_complex): Likewise.
19491 2007-01-11 Roger Sayle <roger@eyesopen.com>
19493 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19494 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19496 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19498 * configure.ac (strict1_warn): Rename to strict_warn.
19499 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19500 cc_set_by_configure, quoted_cc_set_by_configure,
19501 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19502 all_boot_languages, all_stagestuff): Remove.
19503 (target_list): Remove bootstrap targets.
19504 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19505 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19506 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19507 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19508 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19509 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19510 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19511 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19512 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19513 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19514 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19515 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19516 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19517 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19518 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19519 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19520 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19521 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19522 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19523 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19524 (mostlyclean): Adjust.
19525 (clean, distclean): Don't mention bootstrap stuff.
19526 * configure: Regenerate.
19527 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19528 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19529 treelang/config-lang.in (stagestuff): Remove.
19530 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19531 stageprofile, stagefeedback, stagestuff): Remove mention.
19533 2007-01-11 Nick Clifton <nickc@redhat.com>
19535 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19537 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19538 (mcore_arith_K_S_operand): Run the test for the S constraint not
19539 the test for the M constraint.
19540 (mcore_addsub_operand): Do not accept integer values that are
19541 larger than 32 bits.
19542 * config/mcore/mcore.md: Remove unused constraints from split.
19543 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19544 (addsi3): Likewise.
19545 (allocate_stack): Likewise.
19546 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19547 operands to 32 bits.
19548 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19550 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19551 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19552 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19553 mcore_output_bclri, mcore_output_andn, output_inline_const,
19554 mcore_output_move, mcore_output_movedouble): Likewise.
19555 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19556 (output_inline_const): Likewise.
19557 (output_inline_const): Fix format strings used in sprintf
19559 * config/mcore/mcore-protos.h: Update prototypes for changed
19560 functions in mcore.c.
19561 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19562 HOST_WIDE_INT and not int.
19563 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19564 CONST_OK_FOR_N): Likewise.
19565 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19566 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19569 2007-01-10 Jan Hubicka <jh@suse.cz>
19571 * tree-vrp.c (remove_range_assertions): Release defs.
19572 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19573 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19575 2007-01-10 Paul Brook <paul@codesourcery.com>
19577 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19578 * config/arm/arm.md (mulsi3subsi): New insn.
19580 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19582 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19583 (tree_transform_and_unroll_loop): New.
19584 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19587 2007-01-10 Robert Kennedy <jimbob@google.com>
19589 * fold-const.c (fold_comparison): Fold comparisons like (x *
19590 1000 < 0) to (x < 0).
19592 2007-01-10 Ian Lance Taylor <iant@google.com>
19594 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19595 operands have the same priority.
19597 2007-01-10 Tom Tromey <tromey@redhat.com>
19599 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19600 (fold_binary): Likewise.
19601 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19602 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19603 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19604 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19605 * langhooks.h (struct lang_hooks): Removed field
19606 'can_use_bit_fields_p'.
19608 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19610 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19612 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19614 * function.c (get_last_funcdef_no): New function.
19615 * function.h (get_last_funcdef_no): Declare.
19616 * tree-inline.c (initialize_cfun): Add initialization.
19617 (tree_function_versioning): Cleanup.
19619 2007-01-10 Jan Hubicka <jh@suse.cz>
19621 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19624 2007-01-10 Sa Liu <saliu@de.ibm.com>
19625 Ben Elliston <bje@au.ibm.com>
19627 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19628 for SAVE_NONLOCAL and Pmode for any other save level.
19629 * spu-protos.h (spu_restore_stack_block): Declare.
19630 * spu.md (save_stack_block): Remove.
19631 (restore_stack_block): Call spu_restore_stack_block.
19632 * spu.c (spu_restore_stack_block): New function.
19633 (spu_expand_epilogue): Remove old comment.
19635 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19637 PR tree-optimization/30322
19638 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19639 (cand_value_at): Return the value as aff_tree.
19640 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19641 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19642 aff_combination_mult): New functions.
19643 (aff_combination_add): Use aff_combination_add_cst.
19644 (aff_combination_convert): Allow conversions to a wider type.
19645 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19646 * tree-affine.h (aff_combination_mult): Declare.
19648 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19650 * doc/tm.texi: Update documentation to reflect reality of exec
19651 and start file search behaviours. Update copyright year.
19652 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19653 header file directories.
19655 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19657 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19658 (*cosxf2): Rename to cosxf2_i387.
19659 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19660 using X87MODEF12 mode macro. Rename patterns to
19661 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19663 (*cosdf2, *cossf2): Ditto.
19664 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19665 to match extended input operands.
19666 (sincos<mode>3): New expander.
19667 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19668 insn patterns and corresponding splitters.
19670 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19672 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19673 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19675 2007-01-09 Nicolas Pitre <nico@cam.org>
19678 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19680 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19682 * target.h (struct gcc_target): New field library_rtti_comdat.
19683 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19684 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19685 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19686 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19688 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19690 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19692 2007-01-08 Richard Guenther <rguenther@suse.de>
19694 * tree.h (force_fit_type_double): Export.
19695 (force_fit_type): Remove.
19696 * fold-const.c (force_fit_type_double): New function.
19697 (force_fit_type): Remove.
19698 (int_const_binop): Use it.
19699 (fold_convert_const_int_from_int): Likewise.
19700 (fold_convert_const_int_from_real): Likewise.
19701 (fold_div_compare): Likewise.
19702 (fold_sign_changed_comparison): Likewise.
19703 (fold_unary): Likewise.
19704 (fold_negate_const): Likewise.
19705 (fold_abs_const): Likewise.
19706 (fold_not_const): Likewise.
19707 * c-common.c (shorten_compare): Use force_fit_type_double.
19708 * convert.c (convert_to_pointer): Likewise.
19710 2007-01-08 Richard Guenther <rguenther@suse.de>
19712 * tree.h (build_int_cst_wide_type): Export.
19713 * tree.c (build_int_cst_wide_type): New function.
19714 (build_int_cst_wide): Fix comment.
19715 * builtins.c (fold_builtin_object_size): Use build_int_cst
19716 to build -1 or 0 of the correct type. Use fit_double_type
19717 to check for overflow.
19718 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19720 (decode_field_reference): Likewise.
19721 (all_ones_mask_p): Likewise.
19722 (native_interpret_int): Use build_int_cst_wide_type.
19723 (fold_binary): Use build_int_cst_type to build an all-ones
19725 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19727 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19729 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19731 2007-01-09 Ben Elliston <bje@au.ibm.com>
19733 * genautomata.c (STATS_OPTION): New option.
19734 (stats_flag): New flag.
19735 (gen_automata_option): Handle it.
19736 (initiate_automaton_gen): Ditto.
19737 (write_automata): Output statistics only if stats_flag is
19738 set. Likewise, output time statistics only if time_flag is set.
19739 * doc/md.texi (Processor pipeline description): Document new flag.
19741 2007-01-08 Richard Guenther <rguenther@suse.de>
19743 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19744 * tree.c (build_int_cst_type): Likewise.
19745 (size_in_bytes): Don't call force_fit_type on the result.
19746 (int_fits_type_p): Use fit_double_type.
19747 * fold-const.c (fit_double_type): New function.
19748 (force_fit_type): Use it.
19749 * tree.h (fit_double_type): Export.
19751 2007-01-08 Jan Hubicka <jh@suse.cz>
19753 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19754 * ipa.c (function_and_variable_visibility): Fix return type.
19756 2007-01-08 Richard Guenther <rguenther@suse.de>
19758 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19759 of offset to build the index.
19760 * tree-pretty-print.c (dump_generic_node): Don't build negated
19761 const just for printing.
19762 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19763 * builtins.c (fold_builtin_int_roundingfn): Check if result
19764 fits the type by using force_fit_type and comparing the result.
19765 * predict.c (predict_loops): Use compare_tree_int for comparison.
19766 * tree.c (build_int_cst): Fall back to integer_type_node for
19768 (build_int_cst_wide): Assert type is non-null.
19770 2007-01-08 Roberto Costa <roberto.costa@st.com>
19772 * tree-vrp.c (extract_range_from_cond_expr): New.
19773 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19774 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19776 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19777 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19778 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19779 used as expressions.
19780 * tree-object-size.c (cond_expr_object_size): New.
19781 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19783 2007-01-08 Jan Hubicka <jh@suse.cz>
19785 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19786 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19789 2007-01-08 Richard Guenther <rguenther@suse.de>
19791 PR tree-optimization/23603
19792 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19793 (extract_range_from_binary): Fall back to truthvalue instead of
19794 varying for TRUTH_*_EXPR.
19795 (extract_range_from_comparison): Fall back to truthvalue instead of
19797 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19798 if all visited PHI values were constant.
19800 2007-01-08 Jan Hubicka <jh@suse.cz>
19802 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19803 (cgraph_analyze_function): break out from ...
19804 (cgraph_finalize_compilation_unit): ... here.
19805 (cgraph_expand_function): Remove forgoten commented out line.
19806 (cgraph_optimize): Analyze functions.
19808 2007-01-08 Jan Hubicka <jh@suse.cz>
19810 * tree-pas.h (TODO_remove_function): New flag.
19811 (TODO_update*): Renumber.
19812 (pass_ipa_increase_alignment,
19813 pass_ipa_function_and_variable_visibility): New passes.
19814 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19815 (cgraph_function_and_variable_visibility): Move to ipa.c
19816 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19817 cgraph_increase_alignment.
19818 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19819 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19820 calling tree-inline.
19821 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19822 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19823 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19824 (gate_increase_alignment): New function.
19825 (pass_ipa_increase_alignment): New pass.
19826 * ipa.c: Inline tree-pass.h and timevar.h
19827 (function_and_variable_visibility): Move here from cgraphunit.c
19828 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19829 * passes.c (init_optimization_passes): Add the two new passes.
19830 (execute_todo): Handle cgraph_remove_functions.
19832 2007-01-08 Nick Clifton <nickc@redhat.com>
19834 * config/frv/predicates.md (reg_or_0_operand): Accept
19837 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19839 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19840 * config.gcc: Add bfin*-rtems*.
19842 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19844 * c.opt: Add -flax-vector-conversions.
19845 * c-typeck.c (convert_for_assignment): Pass flag to
19846 vector_types_convertible_p to allow emission of note.
19847 (digest_init): Likewise.
19848 * c-opts.c: Handle -flax-vector-conversions.
19849 * c-common.c (flag_lax_vector_conversions): New.
19850 (vector_types_convertible_p): Unless -flax-vector conversions
19851 has been passed, disallow conversions between vectors with
19852 differing numbers of subparts and/or element types. If such
19853 a conversion is disallowed, possibly emit a note on the first
19854 occasion only to inform the user of -flax-vector-conversions.
19855 The new last argument specifies this.
19856 * c-common.h (flag_lax_vector_conversions): New.
19857 (vector_types_convertible_p): Add extra argument.
19858 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19859 char_type_node for V*QI type vectors.
19860 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19861 Update to satisfy new typechecking rules.
19862 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19863 C and C++ variants.
19864 * doc/invoke.texi (C Dialect Options): Document
19865 -flax-vector-conversions.
19867 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19869 PR tree-optimization/29877
19870 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19871 a register variable on the RHS to not be replaceable.
19873 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19874 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19875 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19876 const_simm15, const_pow2, const_npow2): Added.
19877 * config/score/misc.md (insv, extv, extzv, movmemsi,
19878 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19879 * config/score/score.c (score_address_cost, score_select_cc_mode):
19881 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19882 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19883 Update score_print_operand.
19884 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19885 Adjust register allocate order and update some macro define.
19886 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19887 mdx_block_move_straight, mdx_block_move_loop_head,
19888 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19889 mdx_block_move_loop, mdx_block_move): Added.
19890 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19891 mdp_limm): Updated and fix some bug and typo.
19892 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19893 (movsf, movdf, doloop_end): Added.
19895 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19897 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19898 config/arm/thumb2.md: Fix comment typos.
19899 * doc/extend.texi: Fix a typo.
19901 2007-01-07 Eric Christopher <echristo@apple.com>
19903 * configure.ac: Check for __stack_chk_fail for darwin.
19904 * configure: Regenerate.
19906 2007-01-07 Richard Guenther <rguenther@suse.de>
19908 * tree-vrp.c (extract_range_from_assert): CSE calls to
19909 compare_values where possible.
19910 (extract_range_from_unary_expr): Likewise.
19912 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19914 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19915 * config/avr/avr.c (call_insn_operand): Delete function.
19916 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19917 instead of register number. Use predicates.
19918 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19919 call_insn_operand): Add.
19921 2007-01-06 Jan Hubicka <jh@suse.cz>
19923 * tree-pass.h (pass_build_cgraph_edges): Declare.
19924 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19925 (visited_nodes): Remove.
19926 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19927 build_cgrpah_edges; make visited_nodes local.
19928 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19929 (record_references_in_initializer): Move to cgraphbuild.c
19930 (initialize_inline_failed, rebuild_cgraph_edges,
19931 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19932 (verify_cgraph_node): Make visited_nodes local.
19933 (cgraph_analyze_function): Do not call cgraph_create_edges and
19934 initialize_inline_failed.
19935 (cgraph_expand_function): Do not call cgraph_lower_function;
19936 assert that function is already lowered.
19937 * Makefile.in (cgraphbuild.o): New.
19938 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19939 at the end of lowering passes.
19941 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19943 * ifcvt.c (cond_move_convert_if_block): New function, code
19944 factored out from...
19945 (cond_move_process_if_block): ...here. Call the new function
19946 on the THEN and ELSE blocks.
19947 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19948 already takes care of this.
19950 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19953 * tree.h (TREE_OVERFLOW_P): New.
19954 * c-typeck.c (parser_build_unary_op): Warn only if result
19955 overflowed and operands did not.
19956 (parser_build_binary_op): Likewise.
19957 (convert_for_assignment): Remove redundant overflow_warning.
19958 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19960 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19962 * c-typeck.c (store_init_value): Split over two lines to follow
19963 the GNU coding style.
19965 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19967 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19968 __GXX_EXPERIMENTAL_CXX0X__.
19969 * doc/cpp.texi: Same.
19971 2007-01-05 Richard Guenther <rguenther@suse.de>
19973 PR middle-end/27826
19974 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19975 with mismatched types. Instead explicitly build a
19976 conversion NOP_EXPR.
19978 2007-01-05 Ian Lance Taylor <iant@google.com>
19980 * c-common.c (decl_with_nonnull_addr_p): New function.
19981 (c_common_truthvalue_conversion): Call it.
19982 * c-typeck.c (build_binary_op): Likewise.
19983 * c-common.h (decl_with_nonnull_addr_p): Declare.
19985 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19988 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19991 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19993 * doc/install.texi (Final install): Document the fact that
19994 the GNAT runtime should not be stripped.
19996 2007-01-04 Jan Hubicka <jh@suse.cz>
19998 * tree-inline.c (fold_marked_statements): Update operand caches
19999 and EH after folding
20001 2007-01-04 Ian Lance Taylor <iant@google.com>
20003 * c-common.c (check_function_nonnull): Whitespace fix.
20005 2007-01-04 Jan Hubicka <jh@suse.cz>
20007 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20008 comitted older version of patch.
20009 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20010 function, celanup cfg and collect garbage.
20012 2007-01-04 Mike Stump <mrs@apple.com>
20014 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20017 2007-01-04 Eric Christopher <echristo@apple.com>
20019 * libgcc2.c (__bswapsi2): Use SItype.
20020 (__bswapdi2): Use DItype.
20021 * libgcc2.h: Update for above.
20023 2007-01-04 Paul Brook <paul@codesourcery.com>
20025 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20026 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20027 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20028 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20029 umulsi3_highpart): Make conditional on !arm_arch6.
20030 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20031 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20032 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20033 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20034 umulsi3_highpart_v6): New insns.
20036 2007-01-04 Roger Sayle <roger@eyesopen.com>
20038 * fold-const.c (fold_convert): When casting an expression to void,
20039 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20040 have a type. Instead of attempting to build a NOP_EXPR, return
20041 these "special" trees directly.
20043 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20045 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20046 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20047 rs6000_cost->fp not 0 as adjustment for outer NEG.
20049 2007-01-04 Jan Hubicka <jh@suse.cz>
20051 * cgraph.c (cgraph_release_function_body): New function.
20052 (cgraph_remove_node): Use it.
20053 * cgraph.h (cgraph_release_function_body): Declare.
20054 * cgraphunit.c (cgraph_expand_function): Use it.
20055 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20056 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20057 is initialized and while compilation of other function is running.
20058 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20059 statement CFG annotations from here to ...
20060 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20062 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20064 * cfgloop.h (enum li_flags): Make the constants powers of two.
20066 2007-01-04 Jan Hubicka <jh@suse.cz>
20068 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20070 (fold_marked_statements): New function.
20071 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20072 * tree-inline.h (copy_body_data): Add statements_to_fold.
20074 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20076 * config.gcc: Mention libgcc/config.host.
20077 * Makefile.in: Update comments mentioning libgcc.
20078 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20079 (all.cross, start.encap, rest.encap, rest.cross): Update
20080 dependencies for libgcc move.
20081 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20082 (clean-target, clean-target-libgcc): Delete.
20083 (srcdirify, GCC_EXTRA_PARTS): New macros.
20084 (libgcc-support, libgcc.mvars): New rules.
20085 (distclean): Remove mention of mklibgcc.
20086 (install): Don't reference INSTALL_LIBGCC.
20087 (install-common): Don't reference EXTRA_PARTS.
20088 (install-libgcc, install-multilib): Delete rules.
20089 * mklibgcc.in: Delete file.
20090 * doc/configfiles.texi: Don't mention mklibgcc.
20092 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20093 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20094 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20095 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20096 (mklibgcc, ldblspecs): Likewise.
20098 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20099 (posixpre.def): Use $(T).
20100 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20101 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20102 (SHLIB_LINK): Make dummy.
20103 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20105 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20107 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20108 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20109 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20110 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20112 * configure.ac (all_outputs): Remove mklibgcc.
20113 * configure: Regenerated.
20115 2007-01-03 Josh Conner <jconner@apple.com>
20117 PR middle-end/29683
20118 * calls.c (compute_argument_addresses): Set stack and stack_slot
20119 for partial args, too.
20120 (store_one_arg): Use locate.size.constant for the size when
20121 generating a save_area.
20123 2007-01-03 Robert Kennedy <jimbob@google.com>
20125 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20126 whose definitions are deleted due to basic block merging.
20128 2007-01-03 Paul Brook <paul@codesourcery.com>
20131 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20133 (use_return_insn): Return 0 for Thumb interrupt functions.
20134 (print_multi_reg): Add rfe argument for IRQ returns.
20135 (arm_output_epilogue): Pop interrupt return address directly into PC.
20136 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20138 2007-01-03 Paul Brook <paul@codesourcery.com>
20140 Merge from sourcerygxx-4_1.
20141 * config/arm/thumb2.md: New file.
20142 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20144 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20145 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20146 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20147 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20149 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20150 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20152 * config/arm/ieee754-sf.S: Ditto.
20153 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20154 (thumb1_base_register_rtx_p): ... to this.
20155 (thumb_index_register_rtx_p): Rename...
20156 (thumb1_index_register_rtx_p): ... to this.
20157 (thumb_output_function_prologue): Rename...
20158 (thumb1_output_function_prologue): ... to this.
20159 (thumb_legitimate_address_p): Rename...
20160 (thumb1_legitimate_address_p): ... to this.
20161 (thumb_rtx_costs): Rename...
20162 (thumb1_rtx_costs): ... to this.
20163 (thumb_compute_save_reg_mask): Rename...
20164 (thumb1_compute_save_reg_mask): ... to this.
20165 (thumb_final_prescan_insn): Rename...
20166 (thumb1_final_prescan_insn): ... to this.
20167 (thumb_expand_epilogue): Rename...
20168 (thumb1_expand_epilogue): ... to this.
20169 (arm_unwind_emit_stm): Rename...
20170 (arm_unwind_emit_sequence): ... to this.
20171 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20172 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20173 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20174 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20175 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20176 thumb2_output_casesi): New functions.
20177 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20178 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20179 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20180 THUMB2_WORK_REGS): Define.
20181 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20182 arm_condexec_mask, arm_condexec_masklen)): New variables.
20183 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20184 (arm_override_options): Check new CPU capabilities.
20185 Set new architecture flag variables.
20186 (arm_isr_value): Handle v7m interrupt functions.
20187 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20189 (const_ok_for_arm): Handle Thumb-2 constants.
20190 (arm_gen_constant): Ditto. Use movw when available.
20191 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20193 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20194 (thumb_find_work_register, arm_load_pic_register,
20195 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20196 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20197 print_multi_reg, output_mov_long_double_fpa_from_arm,
20198 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20199 output_mov_double_fpa_from_arm, output_move_double,
20200 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20201 output_return_instruction, arm_output_function_prologue,
20202 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20203 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20204 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20205 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20206 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20207 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20209 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20210 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20211 (arm_file_start): Output directive for unified syntax.
20212 (arm_unwind_emit_set): Handle stack alignment instruction.
20213 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20214 Add v6t2, v7, v7a, v7r and v7m.
20215 (RETLDM): Add Thumb-2 code.
20216 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20217 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20218 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20219 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20220 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20221 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20222 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20223 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20224 ADJUST_INSN_LENGTH): Define.
20225 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20226 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20227 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20228 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20229 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20230 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20231 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20232 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20233 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20234 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20235 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20236 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20237 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20238 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20239 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20240 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20241 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20243 * config/arm/arm-tune.md: Regenerate.
20244 * config/arm/arm-protos.h: Update prototypes.
20245 * config/arm/vfp.md: Enable patterns for Thumb-2.
20246 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20247 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20248 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20249 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20250 * config/arm/libunwind.S: Add Thumb-2 code.
20251 * config/arm/constraints.md: Update include Thumb-2.
20252 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20253 * config/arm/ieee754-df.S: Ditto.
20254 * config/arm/bpabi.S: Ditto.
20255 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20256 * config/arm/predicates.md (low_register_operand,
20257 low_reg_or_int_operand, thumb_16bit_operator): New.
20258 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20259 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20260 * config/arm/t-arm-elf: Add armv7 multilib.
20261 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20263 (UNSPEC_STACK_ALIGN, ce_count): New.
20264 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20265 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20267 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20268 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20269 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20270 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20271 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20272 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20274 * doc/extend.texi: Document ARMv7-M interrupt functions.
20275 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20277 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20279 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20280 (struct _Unwind_Context): Rename args_size to flags, remove
20281 signal_frame field, add a new args_size field and version field.
20282 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20283 _Unwind_IsExtendedContext): New inline functions.
20284 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20285 Assume by_value array is only present if _Unwind_IsExtendedContext.
20286 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20287 _Unwind_IsSignalFrame.
20288 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20289 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20290 (uw_init_context_1): Initialize context->flags to
20291 EXTENDED_CONTEXT_BIT.
20292 * config/rs6000/linux-unwind.h (frob_update_context): Use
20293 _Unwind_SetSignalFrame.
20295 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20297 PR middle-end/30353
20298 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20299 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20302 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20304 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20305 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20306 RET, AT_SP): Remove.
20307 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20310 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20311 * cfgbuild.c (find_basic_blocks): Likewise.
20312 * cfgrtl.c (rtl_create_basic_block): Likewise.
20313 * function.c (temp_slots_at_level): Likewise.
20314 * reg-stack.c (stack_regs_mentioned): Likewise.
20315 * regclass.c (allocate_reg_info): Likewise.
20316 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20317 set_bb_for_stmt, move_block_to_fn): Likewise.
20318 * tree-complex.c (tree_lower_complex): Likewise.
20319 * vec.h (VEC_safe_grow_cleared): New.
20321 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20323 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20325 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20326 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20328 * cfgloopmanip.c (scale_loop_frequencies): Export.
20329 (loopify): Scale the frequencies by prescribed coefficients.
20330 (set_zero_probability): New function.
20331 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20332 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20333 and frequencies according to arguments.
20334 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20336 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20337 * modulo-sched.c (sms_schedule): Set probabilities for entering
20338 versioned loop correctly.
20339 * tree-vect-transform.c (vect_transform_loop): Ditto.
20340 * cfgloop.h (loopify, loop_version): Declaration changed.
20341 (scale_loop_frequencies): Declared.
20343 2007-01-02 Jan Hubicka <jh@suse.cz>
20345 * cgraph.c: Include tree-flow.h
20346 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20347 early_local_passes.
20348 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20349 * tree-pass.h (pass_all_early_optimizations): Declare.
20350 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20351 early_local_passes.
20352 (cgraph_analyze_function): Do early_local_passes.
20353 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20354 Do not add referenced vars.
20355 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20357 (gate_all_early_local_passes): New gate.
20358 (pass_early_local_passes): Use new gate.
20359 (execute_early_local_optimizations): New functions.
20360 (gate_all_early_optimizations): New gate.
20361 (pass_all_early_optimizations): New pass.
20362 (execute_free_datastructures): Free SSA only when initialized.
20363 (gate_init_datastructures): Init only when optimizing.
20364 (tree_lowering_passes): Do early local passes when called late.
20365 * tree-profile.c (do_tree_profiling): Don't profile functions added
20367 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20368 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20370 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20371 during early_local_passes.
20372 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20375 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20377 * Makefile.in: Update copyright year.
20379 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20381 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20382 in $(lang_checks) and check-consistency targets.
20384 2007-01-02 Jan Hubicka <jh@suse.cz>
20386 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20387 Do not add referenced vars.
20388 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20390 * passes.c (init_optimization_passes): Put mudflap_2 after
20391 free_datastructures.
20393 2007-01-02 Jan Hubicka <jh@suse.cz>
20395 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20396 Set NOTHROW flag on call statements proved to be nothrow.
20397 Update statement of local calls so new pure/const functions are
20398 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20400 (tree_rest_of_compilation): Register hooks and initialize bitmap
20401 early. Do not set after_inlining flag.
20403 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20405 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20406 HOST_BITS_PER_LONGLONG
20408 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20411 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20412 warning for non-static initializers.
20414 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20416 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20417 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20418 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20419 Always use set_unique_reg_note to add REG_EQUAL notes.
20421 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20424 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20426 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20427 * cfgbuild.c (find_basic_blocks): Likewise.
20428 * cfgrtl.c (rtl_create_basic_block): Likewise.
20429 * function.c (temp_slots_at_level): Likewise.
20430 * reg-stack.c (stack_regs_mentioned): Likewise.
20431 * regclass.c (allocate_reg_info): Likewise.
20432 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20433 set_bb_for_stmt, move_block_to_fn): Likewise.
20434 * tree-complex.c (tree_lower_complex): Likewise.
20435 * vec.h (VEC_safe_grow_cleared): New.
20437 2007-01-02 Ian Lance Taylor <iant@google.com>
20439 * c-common.c (c_common_truthvalue_conversion): When warning about
20440 using an assignment as a truth value, set TREE_NO_WARNING.
20442 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20445 * c.opt (Wold-style-declaration): New.
20446 * doc/invoke.texi (C-only Warning Options): New.
20447 (Wold-style-declaration): Document it.
20448 (Wextra): Enabled by -Wextra.
20449 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20450 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20451 -Wold-style-declaration.
20453 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20455 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20456 * cfgbuild.c (find_basic_blocks): Likewise.
20457 * cfgrtl.c (rtl_create_basic_block): Likewise.
20458 * function.c (temp_slots_at_level): Likewise.
20459 * reg-stack.c (stack_regs_mentioned): Likewise.
20460 * regclass.c (allocate_reg_info): Likewise.
20461 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20462 set_bb_for_stmt, move_block_to_fn): Likewise.
20463 * tree-complex.c (tree_lower_complex): Likewise.
20464 * vec.h (VEC_safe_grow_cleared): New.
20466 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20468 * c-common.c (c_common_nodes_and_builtins): Since variants of
20469 void_type_node get built before it is given a name, we need to
20470 give those variants the name, too.
20471 (complete_array_type): We need to work with the canonical main
20472 type of the array, from which we will build the qualified version.
20473 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20474 * print-tree.c (print_node): Display canonical type information
20476 * stor-layout.c (layout_type): When we don't know the
20477 alignment of a type for which we're building an array, we end up
20478 guessing wrong, so make the type require structural equality.
20479 * tree.c (make_node_stat): When we build a new type, it is its
20480 own canonical type.
20481 (build_type_attribute_qual_variant): When building an attribute
20482 variant, its canonical type is the non-attribute variant. However,
20483 if the attributes are target-dependent and they differ, we need to
20484 use structural equality checks for this type.
20485 (build_qualified_type): A qualified type is not equivalent to its
20486 unqualified variant; set the canonical type appropriately.
20487 (build_distinct_type_copy): When building a distinct type from
20488 another type, the new type is its own canonical type.
20489 (build_variant_type_copy): When building a new type variant, we
20490 assume that it is equivalent to the original type.
20491 (build_pointer_type_for_mode): When building a pointer type, also
20492 build a canonical type pointer.
20493 (build_reference_type_for_mode): When building a reference type,
20494 also build a canonical type reference.
20495 (build_index_type): When we can't hash an index type (e.g.,
20496 because its maximum value is negative), the index type requires
20497 structural equality tests.
20498 (build_array_type): Build the canonical form of an array type.
20499 (build_function_type): Function types require structural equality,
20500 because they contain default arguments, attributes, etc.
20501 (build_method_type_directly): Ditto for method types.
20502 (build_offset_type): Build the canonical offset type.
20503 (build_complex_type): Build the canonical vector type.
20504 (make_vector_type): Build the canonical vector type.
20505 * tree.h (TYPE_CANONICAL): New.
20506 (TYPE_STRUCTURAL_EQUALITY_P): New.
20507 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20508 (struct tree_type): Added "canonical" field.
20509 * params.h (VERIFY_CANONICAL_TYPES): New.
20510 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20511 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20512 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20513 * doc/invoke.texi (verify-canonical-types): Document --param
20514 parameter for verifying canonical types.
20516 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20518 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20519 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20520 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20521 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20523 * config/rs6000/e500.h: New.
20524 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20525 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20527 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20528 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20529 TARGET_E500_DOUBLE): Remove.
20530 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20531 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20532 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20533 * config/rs6000/rs6000.c (rs6000_override_options): Use
20534 CHECK_E500_OPTIONS.
20536 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20538 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20539 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20540 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20541 rs6000_emit_cmove): Don't check TARGET_E500.
20542 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20543 sordered): Don't check TARGET_E500.
20545 2007-01-01 Eric Christopher <echristo@apple.com>
20547 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20548 HARD_REGISTER_NUM_P.
20550 2007-01-01 Roger Sayle <roger@eyesopen.com>
20552 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20553 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20554 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20557 2007-01-01 Mike Stump <mrs@apple.com>
20559 * configure.ac: Remove support for building with Apple's gcc-3.1.
20561 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20563 PR middle-end/30311
20564 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20565 REG is a hard register. Do not modify REG before calling
20567 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20568 multiple of the size of YMODE for certain lowpart cases.
20570 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20572 PR middle-end/30253
20573 * gimplify (voidify_wrapper_expr): Update for
20574 GIMPLE_MODIFY_STMT.
20576 2007-01-01 Andreas Schwab <schwab@suse.de>
20579 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20580 save of BR0 in extra_spill_size instead of spill_size.
20581 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20583 (ia64_expand_epilogue): Restore BR0 from its new location.
20585 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20587 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20588 Use a temporary variable if the left hand side is not a gimple
20591 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20593 * gimplify.c (gimplify_return_expr): Make the temporary variable
20594 for the return expression, a gimple register variable.
20596 2007-01-01 Jan Hubicka <jh@suse.cz>
20598 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20601 2007-01-01 Mike Stump <mrs@apple.com>
20603 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20605 * config/darwin.c (machopic_select_rtx_section): Use
20606 HAVE_GAS_LITERAL16.
20607 (darwin_mergeable_constant_section): Likewise.
20608 * configure: Regenerate.
20609 * config.in: Regenerate.
20611 2007-01-01 Jan Hubicka <jh@suse.cz>
20612 Andrew Pinski <pinskia@gmail.com>
20614 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20615 before starting IPA passes.