1 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5 (df_ref): Likewise. Put regno with other integer fields.
7 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9 * df.h (df_mw_hardreg): Remove "loc" field.
10 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13 split out from df_set_unused_notes_for_mw. Return false for
14 partial references. Assert that mw_reg is a REG when returning true.
15 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
16 (df_whole_mw_reg_dead_p): New function, split out from
17 df_set_dead_notes_for_mw. Return false for partial references.
18 Assert that mw_reg is a REG when returning true.
19 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
20 Remove redundant bitmap check.
22 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
24 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
25 ($(T)crtend.o): Likwise.
26 ($(T)crtbeginS.o): Likwise.
27 ($(T)crtendS.o): Likwise.
28 ($(T)crtfastmath.o): Likwise.
30 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
32 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
33 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
34 * basic-block.h (struct control_flow_graph): Added x_dom_computed
35 and x_n_bbs_in_dom_tree fields.
37 2007-07-26 Steve Ellcey <sje@cup.hp.com>
39 PR tree-optimization/32087
40 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
41 Do not call scale_bbs_frequencies_int with prob of zero.
43 2007-07-26 Julian Brown <julian@codesourcery.com>
45 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
46 (neon_element_bits): Add prototypes.
47 * config/arm/arm.c (bounds_check, neon_lane_bounds)
48 (neon_const_bounds, neon_element_bits): New functions.
49 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
50 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
51 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
52 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
53 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
54 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
55 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
56 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
57 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
58 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
59 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
60 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
61 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
63 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
65 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
66 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
68 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
69 Julian Brown <julian@codesourcery.com>
71 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
72 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
73 * config/arm/cortex-a8.md: New.
74 * config/arm/cortex-a8-neon.md: New.
75 * config/arm/neon-schedgen.ml: New.
76 * config/arm/neon.md (vqh_mnem): New.
79 (Scalar_mul_8_16): New.
82 (All instruction patterns): Annotate with neon_type attribute
84 * config/arm/arm.md: Include cortex-a8.md.
85 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
87 Annotate instruction patterns accordingly.
88 (generic_sched): Do not use generic scheduling for Cortex-A8.
89 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
91 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
93 * fold-const.c (fold_read_from_constant_string): Use
95 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
97 2007-07-26 Nick Clifton <nickc@redhat.com>
99 * tree-ssa-operands.h: Change copyright header to refer to version
100 3 of the GNU General Public License and to point readers at the
101 COPYING3 file and the FSF's license web page.
102 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
103 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
104 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
105 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
106 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
107 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
108 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
109 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
110 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
111 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
112 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
113 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
114 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
115 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
116 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
117 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
118 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
119 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
120 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
121 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
122 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
123 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
124 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
125 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
126 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
127 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
128 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
129 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
130 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
131 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
132 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
133 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
134 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
135 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
136 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
137 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
138 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
139 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
140 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
141 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
142 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
143 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
144 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
145 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
146 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
147 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
148 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
149 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
150 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
151 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
152 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
153 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
154 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
155 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
156 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
157 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
158 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
159 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
160 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
161 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
162 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
163 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
164 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
165 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
166 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
167 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
168 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
169 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
170 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
171 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
172 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
173 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
174 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
175 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
176 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
177 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
178 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
179 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
180 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
181 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
182 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
183 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
184 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
185 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
186 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
187 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
188 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
189 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
190 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
191 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
192 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
193 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
194 vecprim.h, basic-block.h, tree-ssa-structalias.c,
195 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
196 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
197 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
198 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
199 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
200 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
201 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
202 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
203 convert.c, convert.h, langhooks-def.h, reload1.c,
204 tree-ssa-operands.c: Likewise.
206 2007-07-26 Jan Hubicka <jh@suse.cz>
208 * tree-ssa-live.c: Include debug.h and flags.h.
209 (mark_scope_block_unused): New function.
210 (remove_unused_scope_block_p): New function.
211 (remove_unused_locals): Remove unused blocks too.
213 2007-07-25 Ian Lance Taylor <iant@google.com>
215 * combine.c (combine_max_regno): Remove. Remove all uses.
216 (struct reg_stat_struct): Rename from struct reg_stat.
217 (reg_stat_type): Define, and declare VECs.
218 (reg_stat): Change from pointer to VEC. Change all uses.
219 (combine_split_insns): New static function.
220 (try_combine, find_split_point): Call it instead of split_insns.
222 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
224 * cfghooks.c (split_block): Fix the information about loop latch.
226 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
228 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
230 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
232 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
233 Scan the new edge for loop exit info.
235 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
237 * config/darwin.c: Include debug.h.
239 2007-07-25 Steve Ellcey <sje@cup.hp.com>
242 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
244 2007-07-25 Steve Ellcey <sje@cup.hp.com>
246 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
247 (HARD_REGNO_MODE_OK): Ditto.
248 (MODES_TIEABLE_P): Ditto.
249 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
250 (CLASS_MAX_NREGS): Ditto.
251 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
252 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
253 (divdf3_internal_thr): Removed.
254 * config/ia64/div.md: New file.
255 * config/ia64/constraints.md: Add H constraint.
257 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
260 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
261 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
262 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
263 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
264 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
265 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
266 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
267 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
268 dump_sbitmap_file, debug_sbitmap, popcount_table,
269 sbitmap_popcount): Constify.
270 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
271 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
272 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
273 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
274 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
275 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
276 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
277 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
278 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
279 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
280 sbitmap_popcount, sbitmap_verify_popcount): Constify.
282 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
284 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
285 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
286 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
287 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
288 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
289 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
290 bitmap_intersect_p, bitmap_intersect_compl_p,
291 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
292 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
294 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
295 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
296 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
297 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
298 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
299 debug_bitmap, debug_bitmap_file, bitmap_print,
300 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
301 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
303 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
305 * config/darwin.c (darwin_override_options): Additional fix for
306 debug info formats that don't support var tracking.
308 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
310 * cselib.c (entry_and_rtx_equal_p): Constify.
311 * gengtype.c (output_mangled_typename, write_types, write_local):
313 * gengtype.h (const_type_p): New.
314 * see.c (eq_descriptor_extension, hash_descriptor_extension):
316 * tlink.c (scan_linker_output): De-constify.
317 * tree-ssa-loop-im.c (memref_eq): Constify.
318 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
319 (shared_bitmap_hash, shared_bitmap_eq): Constify.
321 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
323 * c-common.c (fname_as_string, c_type_hash): Constify.
324 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
325 * cgraph.c (edge_hash, edge_eq): Likewise.
326 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
327 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
328 reg_attrs_htab_eq): Likewise.
329 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
331 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
332 const_decl_t, const_state_t, const_automata_list_el_t): New.
333 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
334 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
335 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
336 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
337 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
338 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
339 compare_max_occ_cycle_nums, out_state_arcs_num,
340 compare_transition_els_num, units_cmp, state_reservs_cmp):
342 * genmodes.c (cmp_modes): Likewise.
343 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
344 * gimplify.c (compare_case_labels): Likewise.
345 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
346 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
347 * matrix-reorg.c (mtt_info_hash): Likewise.
348 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
349 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
350 (htab_hash_bucket, htab_hash_elem): Constify.
351 * tree-browser.c (TB_parent_eq): Likewise.
352 * tree-scalar-evolution.c (hash_scev_info): Likewise.
353 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
354 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
355 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
357 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
358 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
359 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
360 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
361 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
363 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
364 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
365 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
366 * tree-ssa-threadupdate.c (redirection_data_hash,
367 redirection_data_eq): Likewise.
368 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
369 * tree-ssa.c (var_ann_eq): Likewise.
370 * tree-vrp.c (compare_case_labels): Likewise.
371 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
372 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
373 tree_not_check_failed, tree_class_check_failed,
374 tree_range_check_failed, tree_not_class_check_failed,
375 omp_clause_check_failed, omp_clause_range_check_failed,
376 tree_contains_struct_check_failed, tree_operand_check_failed):
378 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
379 tree_not_check_failed, tree_class_check_failed,
380 tree_range_check_failed, tree_not_class_check_failed,
381 tree_operand_check_failed, omp_clause_operand_check_failed,
382 tree_operand_length): Likewise.
383 * var-tracking.c (const_variable): New.
384 (variable_htab_hash, variable_htab_eq): Constify.
385 * varasm.c (const_desc_hash): Likewise.
387 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * expr.c (handled_component_p): Constify.
390 * fold-const.c (fit_double_type): Likewise.
391 * real.h (real_value_from_int_cst): Likewise.
392 * tree-flow-inline.h (gimple_in_ssa_p,
393 gimple_aliases_computed_p, gimple_addressable_vars,
394 gimple_call_clobbered_vars, gimple_referenced_vars,
395 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
396 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
397 may_aliases, end_readonly_imm_use_p, has_zero_uses,
398 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
399 is_label_stmt, is_global_var, phi_ssa_name_p,
400 factoring_name_p, is_call_clobbered, tree_common_ann,
401 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
402 unmodifiable_var_p, array_ref_contains_indirect_ref,
403 ref_contains_array_ref, lookup_subvars_for_var,
404 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
405 gimple_mem_ref_stats): Likewise.
406 * tree-flow.h (tree_common_ann, var_ann, function_ann,
407 may_aliases, is_exec_stmt, is_label_stmt,
408 ref_contains_array_ref, array_ref_contains_indirect_ref,
409 var_can_have_subvars, overlap_subvar, is_call_clobbered,
410 unmodifiable_var_p): Likewise.
411 * tree-gimple.c (is_gimple_min_invariant): Likewise.
412 * tree-gimple.h (is_gimple_min_invariant): Likewise.
413 * tree.c (type_hash_list, attribute_hash_list, tree_size,
414 cst_and_fits_in_hwi, real_value_from_int_cst,
415 build_real_from_int_cst, integer_zerop, integer_onep,
416 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
417 tree_floor_log2, real_zerop, real_onep, real_twop,
418 real_minus_onep, really_constant_p, purpose_member, chain_member,
419 list_length, fields_length, int_size_in_bytes, bit_position,
420 int_bit_position, byte_position, int_byte_position, expr_align,
421 array_type_nelts, tree_node_structure,
422 type_contains_placeholder_1, iterative_hash_pointer,
423 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
424 tree_map_base_eq, type_hash_list, type_hash_eq,
425 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
426 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
427 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
428 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
429 int_fits_type_p, get_containing_scope, decl_function_context,
430 decl_type_context, omp_clause_operand_check_failed,
431 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
432 * tree.h (omp_clause_operand_check_failed, tree_size,
433 build_real_from_int_cst, array_type_nelts, purpose_member,
434 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
435 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
436 is_attribute_p, check_qualified_type, expr_align,
437 int_size_in_bytes, bit_position, int_bit_position, byte_position,
438 int_byte_position, list_length, fields_length, initializer_zerop,
439 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
440 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
441 tree_node_structure, handled_component_p, get_containing_scope,
442 decl_function_context, decl_type_context, real_zerop,
443 type_num_arguments, fit_double_type, really_constant_p,
444 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
445 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
446 real_twop, real_minus_onep, int_cst_value): Likewise.
448 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
450 * cfglayout.c (insn_scope, insn_line): Constify.
451 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
452 const_double_htab_hash, const_double_htab_eq,
453 mem_attrs_htab_hash): Likewise.
454 * loop-iv.c (biv_eq): Likewise.
455 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
456 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
457 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
459 * rtl-error.c (location_for_asm, diagnostic_for_asm,
460 error_for_asm, warning_for_asm, _fatal_insn,
461 _fatal_insn_not_found): Likewise.
462 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
463 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
464 rtl_check_failed_type2, rtl_check_failed_code1,
465 rtl_check_failed_code2, rtl_check_failed_code_mode,
466 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
467 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
468 rtl_check_failed_type2, rtl_check_failed_code1,
469 rtl_check_failed_code2, rtl_check_failed_code_mode,
470 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
471 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
472 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
473 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
474 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
475 rtx_unstable_p, get_integer_term, get_related_value,
476 offset_within_block_p, reg_mentioned_p, count_occurrences,
477 reg_referenced_p, reg_used_between_p, no_labels_between_p,
478 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
479 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
480 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
481 find_constant_src, find_reg_fusage, find_regno_fusage,
482 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
483 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
484 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
485 computed_jump_p, auto_inc_p, in_expr_list_p,
486 remove_node_from_expr_list, loc_mentioned_in_p,
487 label_is_jump_target_p, reversed_comparison_code_parts,
488 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
489 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
490 print_inline_rtx): Likewise.
491 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
492 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
493 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
494 get_integer_term, get_related_value, offset_within_block_p,
495 count_occurrences, reg_mentioned_p, no_labels_between_p,
496 reg_used_between_p, reg_referenced_p, single_set_2,
497 multiple_sets, set_noop_p, refers_to_regno_p,
498 reg_overlap_mentioned_p, dead_or_set_p,
499 covers_regno_no_parallel_p, covers_regno_p,
500 dead_or_set_regno_p, find_reg_note, find_regno_note,
501 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
502 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
503 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
504 side_effects_p, may_trap_p_1, may_trap_p,
505 may_trap_after_code_motion_p, may_trap_or_fault_p,
506 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
507 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
508 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
509 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
510 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
512 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
513 warning_for_asm): Likewise.
514 * tree.h (print_rtl): Likewise.
515 * varasm.c (get_pool_mode): Likewise.
517 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * c-lex.c (c_lex_with_flags, lex_string): Constify.
520 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
521 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
522 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
523 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
524 * ddg.c (compare_sccs): Likewise.
525 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
526 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
527 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
528 decimal_do_fix_trunc, decimal_real_to_integer,
529 decimal_real_to_integer2, decimal_real_maxval): Likewise.
530 * dse.c (const_group_info_t): New.
531 (invariant_group_base_eq, invariant_group_base_hash): Constify.
532 * dwarf2out.c (const_dw_die_ref): New.
533 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
534 * tree-browser.c (TB_parent_eq): Likewise.
535 * unwind-dw2-fde.c (__register_frame_info_bases,
536 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
537 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
539 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
540 * unwind-dw2.c (uw_frame_state_for): Likewise.
541 * value-prof.c (histogram_hash, histogram_eq): Likewise.
542 * value-prof.h (const_histogram_value): New.
544 2007-07-25 Richard Sandiford <richard@codesourcery.com>
546 * config/mips/mips.c (machine_function): Add
547 initialized_mips16_gp_pseudo_p.
548 (mips16_gp_pseudo_reg): Do not emit the initialization of
549 mips16_gp_pseudo_rtx when being called from the gimple cost-
550 calculation routines; emit it on the first use outside those
553 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
555 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
558 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
559 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
560 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
561 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
562 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
563 Preserve const-ness of parameters through use of __typeof(),
564 also constify and tidy.
566 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
567 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
568 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
569 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
570 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
571 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
572 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
573 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
574 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
576 2007-07-25 Julian Brown <julian@codesourcery.com>
577 Mark Shinwell <shinwell@codesourcery.com>
579 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
580 (alpha_mangle_type): This.
581 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
582 (TARGET_MANGLE_TYPE): Define this instead.
583 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
584 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
585 (arm_init_neon_builtins): Fix comment.
586 (arm_mangle_map_entry): New.
587 (arm_mangle_map): New.
588 (arm_mangle_type): New.
589 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
590 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
591 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
592 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
593 (TARGET_MANGLE_TYPE): Define this instead.
594 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
595 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
596 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
597 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
598 (TARGET_MANGLE_TYPE): Define this instead.
599 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
601 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
602 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
603 (TARGET_MANGLE_TYPE): Define this instead.
604 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
605 (s390_mangle_type): This.
606 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
607 (TARGET_MANGLE_TYPE): Define this instead.
608 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
609 (sparc_mangle_type): This.
610 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
611 (TARGET_MANGLE_TYPE): Define this instead.
612 * cp/mangle.c (write_type): Call mangle_type target hook on all
613 types before mangling. Use original type, not main variant, as
615 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
616 (TARGET_MANGLE_TYPE): This.
617 * target.h (gcc_target): Rename mangle_fundamental_type to
619 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
620 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
622 2007-07-25 Julian Brown <julian@codesourcery.com>
623 Paul Brook <paul@codesourcery.com>
624 Joseph Myers <joseph@codesourcery.com>
625 Mark Shinwell <shinwell@codesourcery.com>
627 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
628 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
629 (with_fpu): Allow --with-fpu=neon.
630 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
631 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
632 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
633 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
634 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
635 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
636 (neon_emit_pair_result_insn, neon_disambiguate_copy)
637 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
638 (output_move_neon): Add prototypes.
639 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
640 (all_fpus): Add FPUTYPE_NEON.
641 (fp_model_for_fpu): Add NEON field.
642 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
643 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
645 (arm_legitimate_address_p): Don't support fancy addressing for NEON
647 (thumb2_legitimate_address_p): Likewise.
648 (neon_valid_immediate): Recognize and prepare constants suitable for
650 (neon_immediate_valid_for_move): New function. Recognize and prepare
651 immediates for NEON move instructions.
652 (neon_immediate_valid_for_logic): New function. Recognize and
653 prepare immediates for NEON logic instructions.
654 (neon_output_logic_immediate): New function. Create asm string
655 suitable for outputting immediate logic instructions.
656 (neon_pairwise_reduce): New function. Implement reduction using
658 (neon_expand_vector_init): New function. Expand a (possibly
659 non-constant) vector initialization.
660 (neon_vector_mem_operand): New function. Memory operands supported
661 for quad-word loads/stores to/from ARM or NEON registers. Don't
662 allow base+offset addressing for core regs.
663 (neon_struct_mem_operand): New function. Valid mems for NEON
665 (coproc_secondary_reload_class): Enable NEON registers to be loaded
666 from neon_vector_mem_operand addresses without a secondary register.
667 (add_minipool_forward_ref): Handle >8-byte minipool entries.
668 (add_minipool_backward_ref): Likewise.
669 (dump_minipool): Likewise.
670 (push_minipool_fix): Likewise.
671 (output_move_quad): New function. Output quad-word moves, loads and
672 stores using ARM registers.
673 (output_move_vfp): Add support for vectors in VFP (NEON) D
675 (output_move_neon): Output a NEON load/store to/from a quadword
677 (arm_print_operand): Implement new codes:
678 - 'c' for unadorned integers (without a # sign).
679 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
681 - 'e', 'f' for the low and high D parts of a NEON Q register.
682 - 'q' outputs a NEON Q register.
683 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
684 - 'T' prints NEON opcode features from a coded bitmask.
685 - 'F' is similar to T, but signed/unsigned codes both print as
687 - 't' is similar to T, but 'u' is printed instead of 'p'.
688 - 'O' prints 'r' if NEON instruction should perform rounding (as
689 specified by bitmask), else prints nothing.
690 - '#' is a punctuation character to stop operand numbers from
691 running together with following digits in the assembler
692 strings for instructions (when using mode attributes).
693 (arm_assemble_integer): Handle extra NEON vector modes. Permute
694 constant vectors in big-endian mode, where necessary.
695 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
696 Handle EI, OI, CI, XI modes.
697 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
698 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
699 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
700 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
701 (neon_builtin_type_bits): Add enumeration, one bit for each vector
703 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
704 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
705 to turn v8qi, etc. into bits defined above.
706 (neon_itype): New enumeration. Classifications of NEON builtins.
707 (neon_builtin_datum): Define struct. Contains information about
708 a single builtin (with multiple modes).
709 (CF): Define helper macro for...
710 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
712 (neon_builtin_data): New array. Define information about builtins
713 for use during initialization/expansion.
714 (arm_init_neon_builtins): New function.
715 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
717 (neon_builtin_compare): New function.
718 (locate_neon_builtin_icode): New function. Find an insn code for a
719 builtin given a function code for that builtin. Also return type of
720 builtin (NEON_BINOP, NEON_UNOP etc.).
721 (builtin_arg): New enumeration. Types of arguments for builtins.
722 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
723 Takes a variable argument list of builtin_arg types, terminated by
725 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
726 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
727 (neon_emit_pair_result_insn): New function. Support returning pairs
728 of vectors via a pointer.
729 (neon_disambiguate_copy): New function. Set up operands for a
730 multi-word copy such that registers do not get clobbered.
731 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
732 ARM_BUILTIN_NEON_BASE.
733 (arm_file_start): Set float-abi attribute for NEON.
734 (arm_vector_mode_supported_p): Enable NEON vector modes.
735 (arm_mangle_map_entry): New.
736 (arm_mangle_map): New.
737 (arm_mangle_vector_type): New.
738 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
740 (TARGET_NEON): New macro. Target supports NEON.
741 (fputype): Add FPUTYPE_NEON.
742 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
743 for vectorization based on command-line arg.
744 (NEON_REGNO_OK_FOR_NREGS): Define.
745 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
746 (VALID_NEON_STRUCT_MODE): Define.
747 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
748 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
749 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
750 (consttable_16): Add pattern for outputting 16-byte minipool
752 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
754 (vec-common.md, neon.md): Include md files.
755 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
756 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
757 (memory_constraint "Ut", "Un", "Us"): Define.
758 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
759 (MMX_char): New mode attribute.
760 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
761 (*add<mode>3_iwmmxt): New insn pattern.
762 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
763 (*sub<mode>3_iwmmxt): New insn pattern.
764 (mulv4hi3): Rename to...
765 (*mulv4hi3_iwmmxt): This.
766 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
767 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
768 (uminv4hi3, uminv2si3): Remove. Replace with...
769 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
770 (*umin<mode>3_iwmmxt): These.
771 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
772 (ashr<mode>3_iwmmxt): This new pattern.
773 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
774 (lshr<mode>3_iwmmxt): This new pattern.
775 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
776 (ashl<mode>3_iwmmxt): This new pattern.
777 * config/arm/neon-docgen.ml: New file. Generate documentation for
779 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
780 * config/arm/arm_neon.h: New (autogenerated).
781 * config/arm/neon-testgen.ml: New file. Generate NEON tests
783 * config/arm/neon.md: New file. Define NEON instructions.
784 * config/arm/neon.ml: New file. Abstract description of NEON
785 instructions, used to generate arm_neon.h header, documentation and
787 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
788 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
790 * doc/extend.texi (ARM Built-in Functions): Rename and remove
792 (ARM NEON Intrinsics): New subsection.
793 * doc/arm-neon-intrinsics.texi: New (autogenerated).
795 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
797 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
800 2007-07-24 Jan Hubicka <jh@suse.cz>
802 * regclass.c (move_table): New type.
803 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
804 (init_move_cost): Break out from ...
805 (init_reg_sets_1): ... here; simplify computation of
806 have_regs-of_mode and contains_reg_of_mode.
807 (record_reg_classes): Unswitch internal loops.
808 (copy_cost): Trigger lazy initialization of move cost
809 (record_address_regs): Likewise.
811 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
813 * config/darwin.c (darwin_override_options): Don't force on
814 flag_var_tracking_uninit when no debug info is requested.
816 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
818 * cfgloop.c (init_loops_structure): New function.
819 (flow_loops_find): Create root of the loop tree unconditionally.
821 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
823 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
825 2007-07-24 Jan Hubicka <jh@suse.cz>
827 * caller-save.c: Include ggc.h, gt-caller-save.h
828 (reg_save_code, reg_restore_code): Rename to ...
829 (cached_reg_save_code, cached_reg_restore_code): ... those.
830 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
831 (reg_save_code, reg_restore_code): New functions.
832 (init_caller_save): Do not intialize
833 reg_save_code/reg_restore_code tables.
834 * Makeifle.in: (gt-caller-save.h): New.
836 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
838 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
839 with the mode of the original operand instead of
842 2007-07-23 Jan Hubicka <jH@suse.cz>
844 * i386.c (ix86_secondary_memory_needed): Break out to...
845 (inline_secondary_memory_needed): ... here.
846 (ix86_memory_move_cost): Break out to ...
847 (inline_memory_move_cost): ... here; add support for IN value of 2 for
848 maximum of input and output; fix handling of Q_REGS on 64bit.
849 (ix86_secondary_memory_needed): Microoptimize.
851 2007-07-23 Sebastian Pop <sebpop@gmail.com>
853 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
854 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
855 stmts_from_loop, known_dependences_p, build_rdg): New.
856 * tree-data-ref.h: Depends on graphds.h.
857 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
858 (build_rdg): Declared.
859 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
861 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
863 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
866 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
867 Jakub Jelinek <jakub@redhat.com>
869 PR middle-end/PR28690
870 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
871 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
872 and MEM_POINTER operands over REG and MEM operands.
873 (swap_commutative_operands_p): Change return value to bool.
874 * rtl.h: Update the corresponding prototype.
875 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
876 instead of gen_rtx_PLUS.
877 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
878 value to bool. Change function arguments to rtx's and update code
880 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
881 calls to match the new declaration.
882 * simplify-rtx.c (simplify_associative_operation): Don't
883 reorder simplify_binary_operation arguments.
885 2007-07-23 Richard Sandiford <richard@codesourcery.com>
887 * config/mips/mips.c (override_options): Use mips_costs to derive
888 the default branch cost.
889 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
891 * config/mips/mips.opt (mbranch-cost=): New option.
892 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
894 2007-07-23 Richard Sandiford <richard@codesourcery.com>
896 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
897 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
898 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
899 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
901 2007-07-23 Richard Sandiford <richard@codesourcery.com>
903 * config/mips/constraints.md (ks): New constraint.
904 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
905 (*add<mode>3_mips16): ...here.
907 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
909 * optabs.h (enum optab_index): Add new OTI_signbit.
910 (signbit_optab): Define corresponding macro.
911 (enum insn_code signbit_optab[]): Remove array.
912 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
913 (expand_copysign_absneg): If back end provides signbit insn, use it
914 instead of bit operations on floating point argument.
915 * builtins.c (enum insn_code signbit_optab[]): Remove array.
916 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
917 availability of signbit insn.
919 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
920 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
921 SSE mode is not active.
922 (isinf<mode>2): Disable for mfpmath=sse,387.
924 2007-07-22 Ben Elliston <bje@au.ibm.com>
926 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
928 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
930 2007-07-20 Richard Guenther <rguenther@suse.de>
932 * tree-cfg.c (verify_expr): COND_EXPRs can have any
933 integral typed condition.
934 * tree-ssa.c (useless_type_conversion_p): Do not preserve
935 booleanness. Only preserve conversions from a non-base
936 type to a base type, not in general between types with
937 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
938 * tree.def (COND_EXPR): Document that the condition
939 can be of any integral type.
941 2007-07-20 Nigel Stephens <nigel@mips.com>
942 Richard Sandiford <richard@codesourcery.com>
944 * config/mips/mips.h (mips_dwarf_regno): Declare.
945 (DBX_REGISTER_NUMBER): Remove redundant brackets.
946 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
947 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
948 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
949 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
950 (REG_CLASS_NAMES): Update accordingly.
951 * config/mips/mips.c (mips_dwarf_regno): New array.
952 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
953 (mips_subword): Remove special handling for accumulator registers.
954 (override_options): Initiailize mips_dwarf_regno. Remove use
956 (mips_swap_registers): New function.
957 (mips_conditional_register_usage): Swap accumulator registers
958 around if TARGET_LITTLE_ENDIAN.
959 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
960 * config/mips/constraints.md (h, l): Use the endianness to choose
961 between MD0_REG and MD1_REG.
962 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
963 alternative-dependent template.
965 2007-07-20 Richard Sandiford <richard@codesourcery.com>
967 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
970 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
972 * function.c (thread_prologue_and_epilogue_insns): Fix exit
973 predecessor fallthru flags.
975 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
977 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
978 of compare to the same type.
979 * cfgloopmanip.c (add_loop): Update information about loop exits.
980 (loop_version): Remove the innermost loop requirement.
981 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
982 to sizetype for pointers.
984 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
986 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
987 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
988 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
990 * config/dfp-bit.c: Empty for TFmode conversions.
992 2007-07-18 Caroline Tice <ctice@apple.com>
994 * var-tracking.c (find_src_status): Check for COND_EXEC insns
995 and handle them correctly; check that src is not NULL before
997 (find_src_set_src): Likewise.
999 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1001 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1002 (struct alignment_context, init_alignment_context): New.
1003 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1004 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1005 (XCHAL_HAVE_S32C1I): Likewise.
1006 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1007 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1008 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1009 (ATOMIC, HQI): New macros.
1010 (memory_barrier, *memory_barrier): New.
1011 (sync_lock_releasesi): New.
1012 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1013 (sync_lock_test_and_set<mode>): New.
1014 (sync_<atomic><mode>): New.
1015 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1016 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1017 (xtensa_expand_atomic): New.
1019 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1023 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1024 transformation for builtin ISNORMAL.
1025 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1026 * builtins.def (BUILT_IN_ISNORMAL): New.
1027 * doc/extend.texi: Document isnormal.
1029 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1033 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1034 optabs infrastructure. Provide generic implementation for
1036 (expand_builtin): Handle FINITE/ISFINITE.
1037 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1038 (fold_builtin_1): Likewise.
1040 * builtins.def (BUILT_IN_ISFINITE): New.
1042 * doc/extend.texi: Document isfinite.
1044 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1049 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1050 generic fallback for isinf.
1051 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1052 calculation code ...
1053 * real.c (get_max_float): ... to here.
1054 * real.h (get_max_float): New.
1056 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1060 * builtin-attrs.def (ATTR_TYPEGENERIC,
1061 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1063 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1064 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1065 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1066 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1068 * c-common.c (handle_type_generic_attribute): New.
1069 (c_common_attribute_table): Add "type generic".
1071 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1073 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1075 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1076 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1079 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1082 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1083 checking that the operand is an expression.
1085 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1086 Danny Smith <dannysmith@users.sourceforge.net>
1089 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1090 file mapping object in local namespace if Windows version later
1093 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1095 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1096 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1097 arm_cannot_force_const_mem.
1098 (arm_cannot_force_const_mem): New function.
1099 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1100 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1101 of arm_tls_referenced_p.
1102 * config/arm/arm.md (movsi): Split out-of-section constants when
1103 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1104 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1106 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1108 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1110 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1112 * config/mips/mips.md (*extendqihi2): Convert the destination
1115 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1117 * config/pa/fptr.c: Update license header.
1118 * config/pa/milli64.S: Likewise.
1120 2007-07-17 Nick Clifton <nickc@redhat.com>
1122 * COPYING_v3: New file. Contains version 3 of the GNU General
1124 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1125 Lesser General Public License.
1126 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1127 the GNU General Public License.
1129 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1131 PR rtl-optimization/32773
1132 * cfglayout.c (force_one_exit_fallthru): New function.
1133 (cfg_layout_finalize): Use it.
1135 2007-07-16 Richard Guenther <rguenther@suse.de>
1136 Uros Bizjak <ubizjak@gmail.com>
1138 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1139 before forcing it to gimple operand.
1141 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1142 David Ung <davidu@mips.com>
1144 * config/mips/mips.h (TUNE_24K): Define.
1145 (TUNE_MACC_CHAINS): Add TUNE_24K.
1146 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1148 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1149 (r74k_int_madd): .. this new reservation.
1150 (define_bypass): Fixed bypasses for r74k_int_madd to use
1152 * config/mips/24k.md (define_bypass): Define new
1153 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1155 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1156 Nigel Stephens <nigel@mips.com>
1158 * config/mips/mips.md: Include 20kc.md.
1159 * config/mips/20kc.md: New file.
1160 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1161 (mips_adjust_cost): Tweak for 20Kc.
1162 (mips_issue_rate): Likewise.
1163 * config/mips/mips.h (TUNE_20KC): Define.
1165 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1167 * config/rs6000/rs6000.c (struct processor_cost): Add
1168 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1170 (*_cost): Add cache information.
1171 (rs6000_override_options): Set cache parameters.
1173 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1176 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1177 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1179 2007-07-16 Paul Brook <paul@codesourcery.com>
1182 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1183 (cirrus_thumb2_movsi_insn): Ditto.
1185 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1187 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1190 2007-07-15 Andrew Haley <aph@redhat.com>
1192 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1193 before looking in the context.
1195 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1199 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1200 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1201 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1202 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1203 to generate .CALLINFO statement.
1204 (hppa_expand_prologue): Set rp_saved.
1205 (hppa_expand_epilogue): Use rp_saved.
1206 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1207 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1209 2007-07-14 Dirk Mueller <dmueller@suse.de>
1211 * omega.c (coalesce): Fix memory leak on early exit.
1212 * matrix-reorg.c (check_allocation_function): Likewise.
1213 * tree-vect-transform.c (vect_get_new_vect_var): free result
1215 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1216 pass pointer to edge vector
1217 (partition_hot_cold_basic_blocks): Fix memory leak.
1218 * collect2.c (prefix_from_string): Free temporary storage.
1219 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1221 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1223 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1224 (DO_GLOBAL_DTORS_BODY): Likewise.
1226 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1227 Nigel Stephens <nigel@mips.com>
1229 * config/mips/mips.c (mips_classify_symbol): Don't return
1230 SYMBOL_SMALL_DATA for constant pool addresses if
1231 TARGET_EMBEDDED_DATA is true.
1233 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1236 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1237 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1238 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1239 __builtin_ia32_storehps, __builtin_ia32_storelps,
1240 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1241 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1242 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1243 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1244 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1245 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1246 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1247 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1248 using def_builtin_const.
1250 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1252 PR tree-optimization/32705
1253 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1254 (simplify_binary_expression): Use SSA_VAL consistently.
1256 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1258 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1259 (SPEFSCR_REGNO): Delete definition.
1260 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1261 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1262 * config/rs6000/rs6000.h: Do not define *_REGNO.
1263 LINK_REGISTER_REGNUM -> LR_REGNO.
1264 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1265 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1266 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1267 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1268 R_VRSAVE, R_VSCR. Use them.
1269 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1270 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1271 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1272 * config/rs6000/aix.h: Define R_LR. Use it.
1274 2007-07-13 Caroline Tice <ctice@apple.com>
1276 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1277 flag_var_tracking is explicitly turned off (i.e. when variable
1278 tracking is not feasible); otherwise, turn flag_var_tracking on when
1279 flag_var_tracking_uninit is on.
1280 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1281 note definitions, to allow recording of initialization status in the
1283 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1284 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1285 determine if two note locations are equal.
1286 (output_loc_list): Don't output list entries whose start & end labels
1288 (reg_loc_descriptor): Add parameter for initialization status; pass it
1289 to other loc descriptor functions.
1290 (one_reg_loc_descriptor): Add parameter for initialization status;
1291 check its value and add DW_OP_GNU_uninit to returned loc descr if
1293 (multiple_reg_loc_descriptor): Add parameter for initialization
1295 pass init status argument to other loc descriptor functions; check
1296 value of intialization parameter and add DW_OP_GNU_uninit to returned
1297 loc descr if appropriate.
1298 (based_loc_descr): Add parameter for initialization status; add new
1299 variable for return value; check value of initialization parameter and
1300 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1301 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1302 pass init status argument to other loc descriptor functions; check
1303 value of intialization parameter and add DW_OP_GNU_uninit to returned
1304 loc descr if appropriate.
1305 (mem_loc_descriptor): Likewise.
1306 (concat_loc_descriptor): Likewise.
1307 (concatn_loc_descriptor): Likewise.
1308 (loc_descriptor): Add parameter for initialization status; pass it as
1309 argument to other loc descriptor function calls.
1310 (loc_descriptor_from_tree_1): Add appropriate initialization status
1311 to loc descriptor function calls.
1312 (add_location_or_const_value_attribute): Get initialization status
1313 from VAR_LOCATION note; add initialization status to loc descriptor
1315 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1316 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1317 status is uninitialized, add "[uninint]" to output.
1318 * common.opt (fvar-tracking-uninit): New option, similar to
1319 fvar-tracking, to turn on tracking of uninitialized variables; creates
1320 a new global flag, flag_var_tracking_uninit.
1321 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1322 (enum var_init_status): New type, for var initialization status field.
1323 * var-tracking.c (struct location_chain_def): Two new fields, init,
1324 for initialization status, and set_src for the assignment value expr.
1325 (unshare_variable): New parameter for initialization status;
1326 initialize new init and set_src fields.
1327 (var_reg_set): New parameters for initialization status and value;
1328 pass them to set_variable_part.
1329 (var_mem_set): Likewise.
1330 (get_init_value): New function.
1331 (var_reg_delete_and_set): New initialization status & value
1332 parameters; add call to get_init_value if status is unknown; pass new
1333 parameters to clobber_variable_part and var_reg_set.
1334 (var_mem_delete_and_set): Likewise.
1335 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1336 (var_mem_delete): Likewise.
1337 (variable_union): Pass status to unshare_variable; initialize new init
1338 and set_src fields. If flag_var_tracking_uninit is not set, force
1339 status to initialized.
1340 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1341 used later to get the set_src value.
1342 (find_src_status): New function.
1343 (find_src_set_src): New function.
1344 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1345 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1346 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1347 and var_mem_delete_and_set.
1348 (dump_variable): Print out "[uninit]" if appropriate.
1349 (set_variable_part): Add new initialization and set_src parameters;
1350 pass status to unshare_variable; set node->init and node- >set_src
1351 fields and modify slot in hash table appropriately; save the init and
1352 set_src values if appropriate and assign to the new node.
1353 (clobber_variable_part): New set_src parameter; if two nodes have
1354 same variable and same location but different set_src (assignment)
1355 values, clobber old node.
1356 (delete_variable_part): Pass init status to unshare_variable.
1357 (emit_note_insn_var_location): Add initialized var; assign var's init
1358 status to new 'initialized'; pass new init status field to calls to
1359 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1360 status to initialized.
1361 (emit_notes_in_bb): Pass initialization status to calls to
1362 var_reg_set, var_mem_set, var_reg_delete_and_set and
1363 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1364 var_reg_delete_and_set and var_mem_delete_and_set; call
1365 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1366 make up for change in add_stores.
1367 (vt_add_function_parameters): Add status to calls to
1369 * config/darwin.c (darwin_override_options): Turn on uninitialized
1370 tracking automatically, if var_tracking is on and the system is
1373 2007-07-13 Sa Liu <saliu@de.ibm.com>
1375 * config.gcc: Add options for arch and tune on SPU.
1376 * config/spu/predicates.md: Add constant operands 0 and 1.
1377 * config/spu/spu-builtins.def: Add builtins for double precision
1378 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1379 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1381 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1383 * config/spu/spu-protos.h: Add new function prototypes.
1384 * config/spu/spu.c (spu_override_options): Check options -march and
1386 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1387 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1389 (spu_const_from_int): New. Create a vector constant from 4 ints.
1390 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1391 (spu_emit_vector_compare): New. Emit vector compare.
1392 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1393 * config/spu/spu.h: Add options -march and -mtune. Define processor
1394 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1395 CANONICALIZE_COMPARISON.
1396 * config/spu/spu.md: Add new insns for double precision compare
1397 and double precision vector compare. Add vcond and smax/smin patterns
1398 to enable DFmode vector conditional expression.
1399 * config/spu/spu.opt: Add options -march and -mtune.
1400 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1401 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1402 both CELL and CELLEDP targets: spu_testsv.
1403 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1406 2007-07-13 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/32721
1409 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1410 TREE_THIS_VOLATILE on the folded reference.
1411 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1412 if the array reference has TREE_THIS_VOLATILE set.
1414 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1417 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1419 2007-07-13 Andreas Schwab <schwab@suse.de>
1421 * gengtype-lex.l: Allow declarations to be indented.
1423 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1425 * ginclude/tgmath.h: New.
1426 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1427 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1428 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1429 * configure: Regenerate.
1431 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1433 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1434 correct index when setting register save state for xd
1437 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1439 * config/sh/sh.c (mark_use): Remove.
1441 2007-07-12 Paul Brook <paul@codesourcery.com>
1443 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1444 reg does not overlap return value.
1446 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1448 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1449 (set_expression_vuses): Ditto.
1450 (init_pre): Initialize expression_vuses.
1452 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1454 * config/i386/sse.md (storentdf, storentsf): New.
1456 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1458 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1460 * tree.c (build_decl_stat): Move code from here...
1461 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1462 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1463 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1464 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1465 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1468 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1469 Devang Patel <dpatel@apple.com>
1471 PR tree-optimization/25413
1472 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1473 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1474 * tree.h (contains_packed_reference): New.
1475 * expr.c (contains_packed_reference): New.
1476 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1477 (vect_enhance_data_refs_alignment): Call
1478 vector_alignment_reachable_p.
1479 * target.h (vector_alignment_reachable): New builtin.
1480 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1481 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1482 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1484 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1486 * target.h (builtin_vectorization_cost): Add new target builtin.
1487 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1488 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1489 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1490 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1491 uninitialized variables.
1492 * tree-vect-transform.c (cost_for_stmt): New function.
1493 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1494 using cost 1 for all scalar stmts. Be less conservative when
1495 estimating the number of prologue/epulogue iterations. Call
1496 targetm.vectorize.builtin_vectorization_cost. Return
1497 min_profitable_iters-1.
1498 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1499 initialization cost instead of TARG_VEC_STMT_COST. Use
1500 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1501 epilogue code. Fix epilogue cost computation.
1502 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1503 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1504 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1505 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1506 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1507 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1509 2007-07-12 Richard Guenther <rguenther@suse.de>
1511 * gimplify.c (gimplify_conversion): Make sure that the result
1512 from maybe_fold_offset_to_reference is trivially convertible
1513 to the desired type before doing the simplification.
1514 (gimplify_expr): Likewise.
1515 * fold-const.c (fold_binary): Use the correct types for
1516 building the simplified expression.
1518 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1520 PR rtl-optimization/32729
1521 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1522 that fallthru to exit.
1524 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1526 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1527 (symDTPOFF2reg): Likewise.
1529 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1531 PR tree-optimization/32663
1533 * tree.h (VALUE_HANDLE_VUSES): Remove.
1534 (struct tree_value_handle): Remove vuses.
1536 * tree-vn.c (create_value_handle_for_expr): Don't set
1539 * tree-ssa-pre.c (expression_vuses): New.
1540 (alloc_expression_id): Set up expression_vuses.
1541 (get_expression_vuses): New.
1542 (set_expression_vuses): Ditto.
1543 (clear_expression_ids): Modify for expression_vuses.
1544 (phi_translate_1): Ditto.
1545 (phi_translate_set): Ditto.
1546 (value_dies_in_block_x): Ditto
1547 (valid_in_sets): Ditto.
1548 (add_to_sets): Ditto.
1549 (find_existing_value_expr): Ditto.
1550 (create_value_handle_for_expr): Ditto.
1551 (make_values_for_stmt): Ditto.
1552 (vuse_equiv): Remove.
1554 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1556 * Makefile.in (mostlyclean): Remove object files.
1558 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1560 * toplev.c (no_new_pseudos): Deleted.
1561 * rtl.h (no_new_pseudos): Deleted.
1562 * tree-pass.h (pass_no_new_pseudos): Deleted.
1563 * passes.c (pass_no_new_pseudos): Deleted.
1564 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1565 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1566 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1568 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1569 * rtlhooks.c (gen_lowpart_general): Ditto.
1570 * optabs.c (prepare_operand): Ditto.
1571 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1573 * modulo-sched.c (rest_of_handle_sms): Ditto.
1574 * see.c (rest_of_handle_see): Ditto.
1575 * ifcvt.c (if_convert): Ditto.
1576 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1578 * init-regs.c (gate_initialize_regs): Deleted set of
1580 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1581 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1582 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1584 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1588 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1589 (*vec_extractv2di_1_rex64): New insn pattern.
1591 2007-07-11 David Daney <ddaney@avtrex.com>
1593 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1594 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1595 for SIGNAL_UNWIND_RETURN_COLUMN.
1596 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1597 (DWARF_FRAME_REGNUM): Rewrite.
1598 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1600 2007-07-11 Nick Clifton <nickc@redhat.com>
1602 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1603 delta and use gen_int_mode in place of GET_INT instead.
1605 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1607 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1610 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1612 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1613 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1615 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1616 (USE_CANONICAL_TYPES): New.
1617 * doc/invoke.texi (verify-canonical-types): Remove.
1618 (use-canonical-types): Add.
1620 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1622 * config/spu/spu.c (spu_optimization_options): Remove setting of
1623 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1624 (spu_override_options): Move it here.
1626 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1628 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1629 * config/mips/mips.c (mips_cpu_info_table): Mention
1630 MIPS_ISA_LEVEL_SPEC in the comment.
1632 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1634 PR tree-optimization/32713
1635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1637 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1640 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1641 conditional to flag_isoc99.
1642 (c_common_init_options): Do it here, unconditionally.
1644 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1646 PR tree-optimization/32589
1647 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1648 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1649 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1650 predicate, extracted from...
1651 (set_rhs): ...here. Call it for the expression on entry.
1652 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1653 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1654 (simplify_binary_expression): Use valid_gimple_expression_p
1655 to validate the simplification.
1656 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1658 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1660 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1661 DWARF2_DEBUG on 32 bit target too.
1662 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1664 2007-07-11 Nick Clifton <nickc@redhat.com>
1666 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1667 version for 64-bit hosts.
1669 2007-07-10 David Daney <ddaney@avtrex.com>
1671 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1673 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1675 * config/mips/mips.c (mips_expand_synci_loop): New function.
1676 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1677 (UNSPEC_RDHWR): Same.
1678 (UNSPEC_SYNCI): Same.
1679 (UNSPEC_SYNC): Same.
1680 (clear_cache): New expand.
1684 (clear_hazard): Same.
1685 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1687 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1688 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1690 2007-07-10 Ian Lance Taylor <iant@google.com>
1692 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1695 2007-07-10 David Daney <ddaney@avtrex.com>
1697 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1698 * builtins.c (expand_builtin___clear_cache): New function.
1699 (expand_builtin): Call expand_builtin___clear_cache for
1700 BUILT_IN_CLEAR_CACHE case.
1701 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1702 * doc/md.texi (clear_cache): Document new instruction pattern.
1703 * testsuite/gcc.dg/builtins-64.c: New test.
1705 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1707 * config/cris/cris.md ("movsi"): Fix typo in last change.
1709 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1712 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1714 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1715 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1716 for FUNCTION_DECLs. Don't use align_functions_log if
1718 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1719 even for FUNCTION_DECLs.
1720 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1722 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1723 (DECL_FUNCTION_CODE): Update for new location and name of
1725 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1726 (struct tree_decl_common): Move 'align' and 'off_align' out
1727 of union, ensure they're still on a 32-bit boundary. Remove
1728 other fields in union 'u1'.
1729 (struct tree_function_decl): Add field 'function_code' replacing
1730 'u1.f' in tree_decl_common.
1731 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1732 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1733 (Variable Attributes): Cross-reference 'aligned' attribute
1734 to Function Attributes.
1735 * flags.h (force_align_functions_log): Delete.
1736 * toplev.c (force_align_functions_log): Delete.
1738 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1742 (*vec_concatv2di_rex): New insn pattern.
1744 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1747 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1749 2007-07-10 Ian Lance Taylor <iant@google.com>
1751 Replace no_new_pseudos in backends.
1752 * rtl.h (can_create_pseudo_p): Define.
1753 * config/darwin.c (machopic_indirect_data_reference): Use
1754 can_create_pseudo_p () instead of no_new_pseudos.
1755 (machopic_indirect_data_reference): Likewise.
1756 (machopic_legitimize_pic_address): Likewise.
1757 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1758 (alpha_emit_set_const_1): Likewise.
1759 (alpha_emit_set_const): Likewise.
1760 (alpha_emit_conditional_move): Likewise.
1761 (alpha_split_conditional_move): Likewise.
1762 * config/alpha/alpha.md (various splitters): Likewise.
1764 * config/arm/arm.c (legitimize_pic_address): Likewise.
1765 (arm_load_pic_register): Likewise.
1766 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1767 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1768 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1769 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1770 * config/cris/cris.md (movsi): Likewise.
1771 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1772 (symGOTOFF2reg_hilo): Likewise.
1773 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1774 * config/h8300/h8300.md (insv, extzv): Likewise.
1775 * config/i386/i386.c (ix86_expand_move): Likewise.
1776 (ix86_expand_vector_move): Likewise.
1777 (ix86_prepare_fp_compare_args): Likewise.
1778 (ix86_expand_carry_flag_compare): Likewise.
1779 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1780 (tls_dynamic_gnu2_combine_32): Likewise.
1781 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1782 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1783 (ia64_expand_movxf_movrf): Likewise.
1784 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1785 (m32c_split_move): Likewise.
1786 (m32c_expand_insv): Likewise.
1787 * config/m68k/m68k.md (movsi): Likewise.
1788 * config/mips/mips.c (mips_force_temporary): Likewise.
1789 (mips_split_symbol): Likewise.
1790 (mips_move_integer): Likewise.
1791 (mips_legitimize_const_move): Likewise.
1792 * config/mn10300/mn10300.md (movsi): Likewise.
1793 * config/pa/pa.c (emit_move_sequence): Likewise.
1794 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1795 (rs6000_got_register): Likewise.
1796 (create_TOC_reference): Likewise.
1797 (rs6000_machopic_legitimize_pic_address): Likewise.
1798 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1799 (various splitters): Likewise.
1800 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1801 (movsi_got): Likewise.
1802 * config/s390/s390.c (emit_symbolic_move): Likewise.
1803 * config/s390/s390.md (movhi, movqi): Likewise.
1804 (load_multiple, store_multiple): Likewise.
1805 * config/score/score.c (score_force_temporary): Likewise.
1806 * config/sh/sh.c (prepare_move_operands): Likewise.
1807 (prepare_cbranch_operands): Likewise.
1808 (emit_fpu_switch): Likewise.
1809 (fpscr_set_from_mem): Likewise.
1810 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1811 (adddi3, subsi3): Likewise.
1812 (various splitters): Likewise.
1813 (divsi_inv_fp_combine): Likewise.
1814 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1815 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1817 * config/sh/predicates.md (xor_operand): Likewise.
1818 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1819 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1820 (movdi_pic_label_ref): Likewise.
1821 * config/spu/spu.c (spu_split_immediate): Likewise.
1822 * config/alpha/alpha.md (various splitters): Remove test
1823 !no_new_pseudos || reload_completed.
1824 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1826 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1827 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1828 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1829 * config/score/score.c (th_output_mi_thunk): Likewise.
1830 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1831 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1833 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1835 PR rtl-optimization/32664
1836 * mode-switching.c (create_pre_exit): Skip barrier insns.
1838 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1840 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1841 force_gimple_operand_bsi.
1842 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1843 rewrite_use_compare): Ditto.
1844 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1846 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1847 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1848 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1849 * tree-profile.c (prepare_instrumented_value,
1850 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1851 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1852 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1853 tree_gen_ior_profiler): Ditto.
1854 * tree-ssa-reassoc.c (negate_value): Ditto.
1855 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1856 Use force_gimple_operand_bsi.
1857 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1858 * tree-if-conv.c (add_to_dst_predicate_list,
1859 find_phi_replacement_condition): Ditto.
1860 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1861 Call mark_symbols_for_renaming for new statements.
1862 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1864 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1866 * cfghooks.c (remove_edge): New function.
1867 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1869 * cfghooks.h (remove_edge): Declare.
1870 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1871 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1873 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1875 * optabs.h: Added declaration for signbit_optab.
1876 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1877 * genoptinit.c (optabs): Added entry for signbit insns.
1878 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1880 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1881 * config/s390/s390.md (signbit<mode>2): New expander.
1883 2007-07-09 Richard Guenther <rguenther@suse.de>
1886 * fold-const.c (fold_plusminus_mult_expr): Move constant
1887 arguments second to allow decomposing.
1889 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1892 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1894 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1895 Disregard DECL_FROM_INLINE.
1897 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1900 * doc/invoke.texi: Add ftree-reassoc flag.
1901 * common.opt (ftree-reassoc): New flag.
1902 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1903 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1905 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1907 PR tree-optimization/32681
1908 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1909 saved in second_edge->aux when first_bb is a loop header.
1911 2007-07-09 Jan HUbicka <jh@suse.cz>
1913 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1915 2007-07-09 Richard Guenther <rguenther@suse.de>
1917 * c-decl.c (start_function): Do not promote return type.
1919 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1921 * function.c (do_warn_unused_parameter): Do not warn if
1922 TREE_NO_WARNING is set.
1924 2007-07-08 Andreas Schwab <schwab@suse.de>
1926 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1928 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1931 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1933 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1934 apply to assembly language, too.
1935 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1937 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1939 Revert (note the sccvn portions are *not* reverted)
1940 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1942 Fix PR tree-optimization/23488
1944 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1946 * tree-flow-inline.h (get_value_handle): Ditto.
1947 * tree-ssa-pre.c (decl_vh_map): New.
1948 (decl_node_pool): New.
1949 (can_value_number_operation): Support DECL_P.
1950 (can_PRE_operation): Ditto.
1951 (create_expression_by_pieces): Ditto.
1952 (find_existing_value_expr): Modify to differnetiate between
1953 addressing and top level.
1954 (create_value_handle_for_expr): Handle DECL's.
1955 (poolify_tree): Ditto.
1956 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1957 (make_values_for_stmt): Handle DECL's properly.
1958 (init_pre): Reorg to not init useless things during FRE.
1960 * tree-flow.h: Include pointer-set.h.
1961 (decl_vh_map): Declare.
1962 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1964 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1966 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1967 the constraint description.
1968 * doc/md.texi: Update documentation of AVR constraints.
1970 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1972 * auto-inc-dec.c, config/arm/arm.c,
1973 config/m32r/constraints.md, config/mips/mips.md,
1974 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1975 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1976 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1977 typos. Follow spelling conventions.
1978 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1980 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1981 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1983 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1984 realloc_vuse): Remove.
1985 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1988 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1990 Fix PR tree-optimization/23488
1992 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1993 (try_to_simplify): Ditto.
1995 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1997 * tree-flow-inline.h (get_value_handle): Ditto.
1998 * tree-ssa-pre.c (decl_vh_map): New.
1999 (decl_node_pool): New.
2000 (can_value_number_operation): Support DECL_P.
2001 (can_PRE_operation): Ditto.
2002 (create_expression_by_pieces): Ditto.
2003 (find_existing_value_expr): Modify to differnetiate between
2004 addressing and top level.
2005 (create_value_handle_for_expr): Handle DECL's.
2006 (poolify_tree): Ditto.
2007 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2008 (make_values_for_stmt): Handle DECL's properly.
2009 (init_pre): Reorg to not init useless things during FRE.
2011 * tree-flow.h: Include pointer-set.h.
2012 (decl_vh_map): Declare.
2013 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2015 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2017 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2018 apply to assembly language, too.
2019 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2021 2007-07-06 Ian Lance Taylor <iant@google.com>
2022 Zack Weinberg <zackw@panix.com>
2025 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2027 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2029 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2030 (prefetch): Likewise if "pref" would be used.
2032 2007-07-06 Josh Conner <jconner@apple.com>
2036 * calls.c (store_one_arg): Handle arguments which are partially
2037 on the stack when detecting argument overlap.
2039 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2041 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2042 chosen during find_reloads.
2044 2007-07-06 Richard Guenther <rguenther@suse.de>
2046 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2047 TYPE_ARG_TYPES for verification of argument types. Use
2048 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2049 parameters as variable arguments.
2051 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2053 * libgcc2.h (word_type): Type definition removed.
2054 (cmp_return_type, shift_count_type): Type definitions added.
2055 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2056 replaced with shift_count_type.
2057 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2059 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2060 changed from word_type to Wtype.
2061 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2062 replaced with shift_count_type.
2063 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2065 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2066 and libgcc_shift_count attribute added.
2067 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2068 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2069 (TARGET_INITIALIZER): New target hooks added.
2070 * targhooks.c (default_libgcc_cmp_return_mode,
2071 default_libgcc_shift_count_mode): Default implementations for the new
2073 * targhooks.h (default_libgcc_cmp_return_mode,
2074 default_libgcc_shift_count_mode): Function prototypes added.
2075 * target.h (struct gcc_target): Fields for the new target hooks added.
2076 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2078 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2081 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2082 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2084 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2085 s390_libgcc_shift_count_mode): Functions added.
2086 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2087 Target hooks defined.
2089 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2091 * config/mips/mips.c (compute_frame_size): Restore the original
2092 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2093 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2094 Document why the difference is needed.
2096 2007-07-06 Richard Guenther <rguenther@suse.de>
2098 * c-common.c (boolean_increment): Use correctly typed
2101 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2103 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2104 the topmost argument register is not also included in the save mask.
2105 (mips16e_collect_argument_save_p): Take a pointer to the argument
2106 register, rather than a pointer to the number of arguments.
2107 (mips16e_collect_argument_saves): Only include argument saves
2108 that aren't in the register mask.
2110 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2112 PR rtl-optimization/32450
2113 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2114 to ensure that instructions are not moved into the prologue when
2115 profiling is on. Remove unused prologue_end variable.
2116 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2117 as a scheduling barrier.
2119 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2122 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2123 Disregard DECL_FROM_INLINE.
2125 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2127 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2128 IORing with a constant.
2130 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2132 PR rtl-optimization/32475
2133 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2134 for every definition of the stack pointer.
2136 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2138 * arm.c (vfp3_const_double_index): Copy signed results of
2139 REAL_VALUE_TO_INT into unsigned vars.
2141 2007-07-05 Richard Guenther <rguenther@suse.de>
2144 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2146 * tree-ssa.c (useless_type_conversion_p): Check canonical
2149 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2151 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2152 zero_extendhisi2): Change to define_insn_and_split.
2153 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2155 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2157 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2158 pass_match_asm_constraints): New.
2159 * passes.c (init_optimization_passes): Add new pass.
2160 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2161 * function.h (struct function): Add has_asm_statement bit.
2162 (current_function_has_asm_statement): New.
2163 * tree-pass.h (pass_match_asm_constraints): New.
2165 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2167 * config/mips/mips.c (mips_file_start): Avoid declaration
2170 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2172 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2174 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2176 * rtl.def (NOTE): Change print format string to print
2177 operand 5 as a note insn name.
2179 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2180 David Ung <davidu@mips.com>
2182 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2183 * doc/invoke.texi: (MIPS Options): Document them.
2185 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2186 David Ung <davidu@mips.com>
2188 Add support for SmartMIPS ASE.
2190 * optabs.c (expand_binop_directly): New, broken out from...
2191 (expand_binop): Here. Make it try rotating in the other
2192 direction even when the second operand isn't constant.
2193 * config/mips/mips.md (*lwxs): New.
2194 * config/mips/mips.opt (msmartmips): New.
2195 * config/mips/mips.c (mips_lwxs_address_p): New.
2196 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2197 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2198 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2199 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2200 (ISA_HAS_LWXS): New.
2201 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2202 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2203 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2204 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2205 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2206 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2207 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2209 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2211 * tree-vectorizer.c (new_loop_vec_info): Initialize
2212 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2213 * tree-vectorizer.h (_loop_vec_info): Added new filed
2214 min_profitable_iters.
2215 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2216 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2217 * tree-vect-analyze.c (vect_analyze_operations): Set
2218 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2219 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2220 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2221 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2222 and prologue cost to after they are computed.
2223 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2225 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2226 of creating vectors from scalars according to dt.
2227 (vect_model_store_cost): Likewise.
2228 (vectorizable_call): Use dt array instead of scalar dt. Call
2229 vect_model_simple_cost with additional argument dt.
2230 (vectorizable_assignment): Likewise.
2231 (vectorizable_operation): Likewise.
2232 (vectorizable_type_demotion): Likewise.
2233 (vectorizable_type_promotion): Likewise.
2234 (vectorizable_store): Use dt array instead of scalar dt. Call
2235 vect_model_store_cost with additional argument dt.
2236 (vect_do_peeling_for_loop_bound): Don't call
2237 vect_estimate_min_profitable_iters. Instead, lookup
2238 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2239 "may not be profitable".
2241 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2244 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2245 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2246 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2247 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2249 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2251 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2252 addressing modes cheaper.
2254 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2256 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2257 (dw_ranges_struct): Rename block_num to num. Adjust.
2258 (dw_ranges_by_label_struct): New.
2259 (ranges_by_label, ranges_by_label_allocated,
2260 ranges_by_label_in_use): New variables.
2261 (add_ranges_num): Factored most of the code out of...
2262 (add_ranges): ... this one. Rewrite in terms of the former.
2263 (add_ranges_by_labels): New.
2264 (output_ranges): Output by-label ranges.
2265 (dwarf2out_finish): Output range for multiple-section
2266 compile_unit. Output standard DW_AT_low_pc in addition to
2267 unexpected DW_AT_entry_pc.
2269 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2271 PR tree-optimization/32604
2272 PR tree-optimization/32606
2274 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2275 (compute_antic_safe): Removed.
2276 (ANTIC_SAFE_LOADS): Ditto.
2277 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2278 (execute_pre): Don't call compute_antic_safe.
2279 (vuse_equiv): New function.
2280 (make_values_for_stmt): Use it
2281 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2284 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2287 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2289 (avr_attribute_table): Make "naked" attribute apply to function types
2290 rather than to decls.
2291 (avr_handle_fntype_attribute): New function.
2293 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2295 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2298 2007-07-04 David Ung <davidu@mips.com>
2299 Joseph Myers <joseph@codesourcery.com>
2301 * config/mips/mips.md (type): Add logical, signext and move.
2302 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2303 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2304 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2305 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2306 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2307 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2308 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2309 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2310 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2311 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2312 movv2sf_hardfloat_64bit): Use the new types.
2313 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2314 *movdf_softfloat, *movdf_mips16): Use "multi".
2315 (extendqihi2): Replace with a define_expand.
2316 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2317 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2318 * config/mips/74k.md (r74k_int_logical): New reservation and
2320 (r74k_int_arith): Remove "slt".
2321 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2322 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2323 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2324 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2325 reservations for "arith".
2327 2007-07-04 Richard Guenther <rguenther@suse.de>
2329 * tree-ssa.c (useless_type_conversion_p): Add handling for
2330 scalar float and vector types. Only call the types_compatible_p
2331 langhook for aggregate types as last resort. Follow the
2334 2007-07-04 Richard Guenther <rguenther@suse.de>
2336 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2337 the same as NOP_EXPR.
2339 2007-07-04 Nick Clifton <nickc@redhat.com>
2341 * target.h (struct gcc_target): Add target_help field.
2342 * target-def.h (TARGET_HELP): New.
2343 (TARGET_INITIALIZER): Use TARGET_HELP.
2344 * opts.c (command_handle_option): Invoke target_help function, if
2345 defined, when the user has specified --target-help on the command
2347 * doc/invoke.texi: Mention that --target-help might print
2348 additional information.
2349 * doc/tm.texi: Document TARGET_HELP hook.
2351 * arm.c (TARGET_HELP): Override default definition.
2352 (arm_target_help): New - display a wrapped list of cores and
2353 architectures supported.
2355 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2357 * config/gcc/v850/v850.c (expand_prologue): Make sure
2358 GEN_INT() argument is sign extended rather than zero extended.
2359 (expand_epilogue): Likewise.
2360 (output_move_double): Delete.
2361 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2362 * config/gcc/v850/v850.md (movdi): Delete.
2363 (*movdi_internal): Delete.
2365 (*movdf_internal): Delete.
2367 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2369 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2370 unless compiling RTP PIC.
2372 2007-07-04 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/32482
2375 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2376 original ssa name if we didn't find a shift expression.
2377 Fix shift constant for bit zero test.
2379 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2381 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2383 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2385 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2386 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2387 * config/arm/vxworks.h (ASM_SPEC): Delete.
2388 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2390 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2392 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2393 (DDR_REVERSED_P): New.
2394 * tree-data-ref.c (initialize_data_dependence_relation,
2395 build_classic_dist_vector): Set DDR_REVERSED_P.
2397 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2400 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2401 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2402 init_omega_for_ddr_1): Use non conservative number of iterations
2404 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2405 (analyze_siv_subscript): Remove FIXME and reinitialization of
2406 last_conflicts to chrec_dont_know.
2407 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2409 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2411 * tree.c (maybe_canonicalize_argtypes): Improve description.
2413 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2415 * tree.c (maybe_canonicalize_argtypes): New.
2416 (build_function_type): Set canonical type.
2417 (build_method_type_directly): Ditto.
2418 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2421 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2423 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2425 (rewrite_use_nonlinear_expr): Likewise.
2427 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2429 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2431 2007-07-04 Ben Elliston <bje@au.ibm.com>
2433 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2436 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2438 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2439 (Exception Handling): Likewise.
2441 2007-07-03 Jan Hubicka <jh@suse.cz>
2443 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2445 2007-07-03 Eric Christopher <echristo@apple.com>
2447 * doc/cppopts.texi: Add conflicting option note to -dM.
2448 * doc/invoke.texi: Add note about possible conflicts with
2449 -E for -dCHARS and note that -dM will not produce
2450 any results if there is no machine dependent reorg.
2452 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2454 * tree.h (DECL_ALIGN): Back out previous change.
2456 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2458 * configure.ac: Test for .dtprelword support on MIPS.
2459 * configure, config.in: Regenerate.
2460 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2461 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2463 2007-07-03 Julian Brown <julian@codesourcery.com>
2465 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2466 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2467 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2468 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2470 (all_fpus): Add FPUTYPE_VFP3.
2471 (fp_model_for_fpu): Add VFPv3 field.
2472 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2473 (vfp3_const_double_index): New function. Return integer index of
2474 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2476 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2477 and argument represents a valid RTX for a VFPv3 constant.
2478 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2480 (vfp_emit_fstmd): Similar, for fstmd.
2481 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2482 constants, represented as integer indices.
2483 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2484 VFP_REGNO_OK_FOR_DOUBLE macros.
2485 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2486 (arm_file_start): Set float-abi attribute for VFPv3, and output
2487 correct ".fpu" assembler directive.
2488 (arm_dbx_register_numbering): Add FIXME.
2489 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2490 (fputype): Add FPUTYPE_VFP3.
2491 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2492 (CALL_USED_REGISTERS): Likewise.
2493 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2494 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2495 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2496 (D7_VFP_REGNUM): New.
2497 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2498 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2499 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2500 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2501 (REG_ALLOC_ORDER): Adjust for VFPv3.
2502 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2503 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2504 VFP_LO_REGS, VFP_HI_REGS.
2505 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2506 (IS_VFP_CLASS): Define macro.
2507 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2509 (REGISTER_MOVE_COST): Likewise.
2510 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2511 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2512 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2513 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2514 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2515 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2516 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2517 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2518 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2519 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2520 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2521 where appropriate for single-word registers.
2522 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2523 As above. Fix type attributes.
2524 * config/arm/constraints.md (register_contraint "t"): Define.
2525 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2527 (register_constraint "x"): Define.
2528 (constraint "Dv"): Define.
2530 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2532 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2534 2007-07-03 Tom Tromey <tromey@redhat.com>
2536 * c-parser.c (objc_pq_context): Removed.
2537 (objc_need_raw_identifier): Likewise.
2538 (c_parser) <objc_pq_context>: New field.
2539 <objc_need_raw_identifier>: Likewise.
2540 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2541 (c_lex_one_token): Update.
2542 (c_parser_objc_protocol_definition): Update.
2543 (c_parser_objc_method_definition): Update.
2544 (c_parser_objc_methodproto): Update.
2545 (c_parser_declspecs): Update.
2547 2007-07-03 David Ung <davidu@mips.com>
2549 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2551 2007-07-03 David Ung <davidu@mips.com>
2552 Richard Sandiford <richard@codesourcery.com>
2554 * doc/invoke.texi: Document -march=74kf3_2.
2555 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2556 (TUNE_74K): Check for it.
2557 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2558 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2559 * config/mips/mips.md (cpu): Add 74kf3_2.
2560 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2561 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2562 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2563 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2564 74kf3_2 to the CPU list.
2565 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2566 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2567 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2568 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2569 (r74kf3_2_fxfer_from_c1): New insn reservations.
2571 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2572 David Ung <davidu@mips.com>
2574 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2575 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2576 and 74k[fx]. Document aliases for the new options.
2577 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2578 (PROCESSOR_24KF2_1): ...this.
2579 (PROCESSOR_24KX): Rename to...
2580 (PROCESSOR_24KF1_1): ...this.
2581 (PROCESSOR_74KF): Rename to...
2582 (PROCESSOR_74KF2_1): ...this.
2583 (PROCESSOR_74KX): Rename to...
2584 (PROCESSOR_74KF1_1): ...this.
2585 (TUNE_74K): Update PROCESSOR_* names.
2586 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2587 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2588 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2589 (mips_rtx_cost_data): Update processor names in comments.
2590 (mips_issue_rate): Update PROCESSOR_* names.
2591 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2592 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2593 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2594 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2595 Update cpu attribute names.
2596 (r24k_fpu_iss): Rename this reservation to...
2597 (r24kf2_1_fpu_iss): ...this and update all uses.
2598 (r24kx_fpu_iss): Rename this reservation to...
2599 (r24kf1_1_fpu_iss): ...this and update all uses.
2600 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2601 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2602 Update cpu attribute names.
2604 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2606 * config/m32r/constraints.md: New file.
2607 * config/m32r/m32r.c: Include tm-constrs.h.
2608 (small_data_operand): Use satisfies_constraint_* instead of macro.
2609 (addr24_operand, gen_compare): Likewise.
2610 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2611 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2612 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2613 EXTRA_CONSTRAINT): Likewise.
2614 * config/m32r/m32r.md: Include constraints.md.
2615 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2616 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2617 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2618 (two_insn_const_operand, int8_operand, uint16_operand,
2619 reg_or_int16_operand, reg_or_uint16_operand,
2620 reg_or_cmp_int16_operand, cmp_int16_operand,
2621 seth_add3_operand): Likewise.
2623 2007-07-03 Eric Christopher <echristo@gmail.com>
2625 * libgcc2.h: Conditionally declare __bswapsi2 and
2628 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2630 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2633 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2636 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2637 (__gthrw_pragma): Provide default definition.
2639 * gthr-posix.c (__gthrw_pragma): Define.
2641 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2643 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2644 before declaring inequality.
2646 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2648 * combine.c (recog_for_combine): Log the success or failure of
2649 matching new insn patterns against the machine description in
2652 2007-07-03 Revital Eres <eres@il.ibm.com>
2654 * ddg.c (print_sccs): New function.
2655 (check_sccs): New function.
2656 (create_ddg_all_sccs): Use it.
2657 * ddg.h (print_sccs): Declare.
2658 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2660 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2662 * targhooks.h (default_mode_for_suffix): New function declaration.
2663 * targhooks.c (default_mode_for_suffix): New default target hook.
2664 * target.h (struct c): New structure in the targetm struct.
2665 (mode_for_suffix): New target hook as part of struct c.
2666 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2667 default_mode_for_suffix.
2668 (TARGET_C): New define.
2669 * c-lex.c: Include "target.h".
2670 (interpret_float): Use targetm.c.mode_for_suffix to determine
2671 the mode for a given non-standard suffix.
2672 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2674 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2675 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2677 * doc/extend.texi (Floating Types): New node. Document __float80 and
2678 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2680 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2683 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2684 predicate instead of target_operand.
2685 (divsi3_i1_media, divsi3_media_2): Likewise.
2687 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2689 * tree.h (alias_sets_might_conflict_p): Rename into
2690 alias_sets_must_conflict_p.
2691 * alias.c (alias_sets_might_conflict_p): Likewise.
2692 (alias_sets_conflict_p): Use it.
2693 (objects_must_conflict_p): Likewise.
2694 * c-common.c (strict_aliasing_warning): Adjust.
2696 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2698 * rtlhooks.c (gen_lowpart_if_possible): Check for
2699 invalid subreg before calling gen_lowpart_SUBREG.
2701 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2703 * config/darwin9.h: Add copyright notice.
2704 (LINK_COMMAND_SPEC): Add comment.
2705 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2706 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2707 DARWIN_LIBSYSTEM_HAS_UNWIND.
2709 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2712 * omp-low.c (check_combined_parallel): New function.
2713 (lower_omp_parallel): Call it via walk_stmts, set
2714 OMP_PARALLEL_COMBINED if appropriate.
2715 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2716 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2717 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2718 don't consider it as combined parallel.
2720 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2722 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2723 (gcc_tooldir): Likewise.
2724 * configure: Regenerate.
2725 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2726 old configure.ac gcc_tooldir setting.
2727 (prefix_to_exec_prefix): New variable.
2728 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2729 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2731 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2733 Fix PR tree-optimization/32583
2734 Fix PR tree-optimization/32584
2735 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2736 (phi_translate_set): Use phi_translate directly now.
2737 (make_values_for_stmt): Don't value number RHS if we already know
2740 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2741 Jim Wilson <wilson@specifix.com>
2744 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2747 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2748 Richard Sandiford <richard@codesourcery.com>
2749 Nigel Stephens <nigel@mips.com>
2751 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2752 (mips16e_output_save_restore): Declare.
2753 (mips16e_save_restore_pattern_p): Likewise.
2754 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2755 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2756 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2757 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2758 (BITSET_P): New global macro, extracted from...
2759 (mips_for_each_saved_reg): ...here.
2760 (mips16e_save_restore_info): New struct.
2761 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2762 (mips16e_save_restore_regs): New variable.
2763 (mips_split_plus, mips16e_find_first_register): New functions.
2764 (mips16e_mask_registers): New function.
2765 (compute_frame_size): Expand the commentary before the function.
2766 Enforce the MIPS16e save and restore register range restrictions.
2767 Pad the general register save area at the low end.
2768 (mips16e_save_restore_reg, mips16e_build_save_restore)
2769 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2770 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2771 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2773 (mips_expand_prologue, mips_expand_epilogue): Handle
2774 GENERATE_MIPS16E_SAVE_RESTORE.
2775 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2777 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2779 PR tree-optimization/31966
2780 PR tree-optimization/32533
2781 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2782 "basic_block" description as its third argument. Update function
2783 calls to get destination bb from "edge" argument. Save "cond" into
2784 aux field of the edge. Update prototype for changed arguments.
2785 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2787 (find_phi_replacement_condition): Operate on incoming edges, not
2788 on predecessor blocks. If there is a condition saved in the
2789 incoming edge aux field, AND it with incoming bb predicate.
2790 Return source bb of the first edge.
2791 (clean_predicate_lists): Clean aux field of outgoing node edges.
2792 (tree_if_conversion): Do not initialize cond variable. Move
2793 variable declaration into the loop.
2794 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2795 initializations of new_stmt, arg0 and arg1 variables.
2797 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2799 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2800 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2802 2007-07-02 Richard Guenther <rguenther@suse.de>
2804 * tree-ssa.c (useless_type_conversion_p): Document
2805 future intent as defining the middle-end type system.
2806 Re-structure to call langhook last, group by type class,
2807 mark questionable parts.
2809 2007-07-02 Richard Guenther <rguenther@suse.de>
2811 * tree-flow.h (types_compatible_p): Declare.
2812 * tree-ssa.c (types_compatible_p): New function.
2813 * ipa-type-escape.c (discover_unique_type): Use
2814 types_compatible_p instead of lang_hooks.types_compatible_p.
2815 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2816 * tree-vn.c (expressions_equal_p): Likewise.
2817 * tree.c (fields_compatible_p): Likewise.
2818 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2819 (cprop_operand): Use useless_type_conversion_p instead of
2820 lang_hooks.types_compatible_p.
2821 * tree-inline.c (setup_one_parameter): Likewise.
2822 (declare_return_variable): Likewise.
2823 * tree-nrv.c (tree_nrv): Likewise.
2824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2825 (maybe_fold_offset_to_component_ref): Likewise.
2826 (maybe_fold_offset_to_reference): Likewise.
2827 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2828 (merge_alias_info): Likewise.
2829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2830 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2831 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2832 * tree-tailcall.c (find_tail_calls): Likewise.
2833 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2834 * gimplify.c (canonicalize_addr_expr): Likewise.
2835 (fold_indirect_ref_rhs): Likewise.
2836 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2837 (cpt_same_type): Likewise.
2838 (check_pointer_types_r): Swap parameters to cpt_same_type
2840 * fold-const.c (fold_convert): Revert fix for PR15988.
2841 * tree-inline.c (setup_one_parameter): Instead fix it here by
2842 using fold_build1 instead of fold_convert and checking for
2843 error_mark_node. Convert only if the conversion is necessary.
2845 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2847 * configure.ac: Check for .gnu_attribute on Power.
2848 * configure: Regenerate.
2849 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2850 attribute for floating-point ABI.
2852 2007-07-02 Ira Rosen <irar@il.ibm.com>
2854 PR tree-optimization/32230
2855 PR tree-optimization/32477
2856 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2857 address is a constant.
2859 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2861 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2862 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2863 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2864 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2865 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2866 64-bit targets. Add support for *-elfoabi*.
2867 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2868 different settings if $(tm_defines) does not select the EABI.
2869 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2870 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2871 (MIPS_ARCH_OPTION_SPEC): Likewise.
2872 (MIPS_ISA_LEVEL_SPEC): Likewise.
2873 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2874 * config/mips/elfoabi.h: New file.
2876 2007-07-02 Richard Guenther <rguenther@suse.de>
2878 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2879 (useless_type_conversion_p): ... this.
2880 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2881 (useless_type_conversion_p): ... this.
2882 * builtins.c (fold_builtin_memory_op): Rename
2883 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2884 * tree-cfg.c (verify_expr): Likewise.
2885 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2886 * tree-ssa-ccp.c (ccp_fold): Likewise.
2887 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2888 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2889 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2890 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2891 * tree-ssa-pre.c (eliminate): Likewise.
2892 * tree-ssa.c (delete_tree_ssa): Likewise.
2893 (tree_ssa_useless_type_conversion): Likewise.
2894 * tree.c (build2_stat): Likewise.
2896 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2898 Fix PR tree-optimization/32571
2899 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2902 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2905 and other expected operations explicitly, change default to
2908 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2910 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2912 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2913 (tls_load_dot_plus_eight): Move the label number into the unspec.
2914 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2916 2007-07-01 Andreas Schwab <schwab@suse.de>
2918 * dwarf2out.c (initial_return_save): Define only if used.
2920 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2922 Unreverting Richard's Revert of:
2924 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2926 * dce.c (deletable_insn_p_1): New function, split out from...
2927 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2928 specially, not those inside PARALLELs. Remove BODY argument
2929 and adjust recursive call accordingly.
2930 (prescan_insns_for_dce): Update call to delete_insn_p.
2932 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2933 Revital Eres <eres@il.ibm.com>
2935 * ddg.c (create_ddg_all_sccs): Fix missed
2936 initialization of scc_nodes.
2938 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2941 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2942 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2944 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2946 * configure.ac: Check for .gnu_attribute on MIPS.
2947 * configure, config.in: Regenerate.
2948 * config/mips/mips.c (mips_file_start): If supported, output
2949 attribute for floating-point ABI.
2951 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2955 (ffs_cmove): New expander to expand using ctz pattern.
2956 (*ffs_cmove): Remove pattern.
2957 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2958 (ffsdi2): Expand using ctz pattern.
2959 (*ffs_rex64): Remove pattern.
2961 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2963 PR rtl-optimization/32296
2964 * pa.md (return): Delete pattern.
2965 (return_internal): Remove "(const_int 1)" from pattern.
2966 (epilogue): Use return_internal pattern for trivial returns.
2967 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2968 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2970 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2972 * tree-ssa-pre.c (is_exception_related): New function
2973 (can_value_number_operation): Use it.
2975 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2977 Fix PR tree-optimization/32540
2978 Fix PR tree-optimization/31651
2980 * tree-ssa-sccvn.c: New file.
2982 * tree-ssa-sccvn.h: Ditto.
2984 * tree-vn.c: Include tree-ssa-sccvn.h
2985 (val_expr_paid_d): Removed.
2986 (value_table): Ditto.
2987 (vn_compute): Ditto.
2988 (val_expr_pair_hash): Ditto.
2989 (val_expr_pair_expr_eq): Ditto.
2990 (copy_vuses_from_stmt): Ditto.
2993 (shared_vuses_from_stmt): Ditto.
2994 (print_creation_to_file): Moved up.
2995 (sort_vuses): Ditto.
2996 (sort_vuses_heap): Ditto.
2997 (set_value_handle): Make non-static.
2998 (make_value_handle): Ditto.
2999 (vn_add): Rewritten to use sccvn lookups.
3000 (vn_add_with_vuses): Ditto.
3001 (vn_lookup): Ditto (and second argument removed).
3002 (vn_lookup_with_vuses): Ditto.
3003 (vn_lookup_or_add): Ditto (and second argument removed);
3004 (vn_lookup_or_add_with_vuses): Ditto.
3005 (vn_lookup_with_stmt): New.
3006 (vn_lookup_or_add_with_stmt): Ditto.
3007 (create_value_handle_for_expr): Ditto.
3009 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3010 (seen_during_translate): New function.
3011 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3012 (phi_trans_add): Ditto.
3013 (constant_expr_p): FIELD_DECL is always constant.
3014 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3015 Use constant_expr_p.
3016 Avoid infinite recursion on mutually valued expressions.
3017 Change callers of vn_lookup_or_add.
3018 (phi_translate): New function.
3019 (compute_antic_safe): Allow phi nodes.
3020 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3021 (find_or_generate_expression): Rewrite slightly.
3022 (create_expression_by_pieces): Updated for vn_lookup_or_add
3024 Update VN_INFO for new names.
3025 (insert_into_preds_of_block): Update for new names.
3026 (add_to_exp_gen): New function.
3027 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3028 (find_existing_value_expr): Rewrite to changed vn_lookup.
3029 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3030 (try_look_through_load): Removed.
3031 (try_combine_conversion): Ditto.
3032 (get_sccvn_value): New function.
3033 (make_values_for_phi): Ditto.
3034 (make_values_for_stmt): Ditto.
3035 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3037 (init_pre): Update for SCCVN changes.
3039 (execute_pre): Ditto.
3041 * tree-flow.h (make_value_handle): Declare.
3042 (set_value_handle): Ditto.
3043 (sort_vuses_heap): Ditto.
3044 (vn_lookup_or_add_with_stmt): Ditto.
3045 (vn_lookup_with_stmt): Ditto.
3046 (vn_compute): Remove.
3049 (vn_lookup): Update arguments.
3051 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3053 (tree-ssa-sccvn.o): New.
3054 (OBJS-common): Add tree-ssa-sccvn.o
3056 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3059 * c-typeck.c (build_external_ref): Don't mark as used if called
3061 * calls.c (rtx_for_function_call): Likewise.
3063 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3067 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3069 * dce.c (deletable_insn_p_1): New function, split out from...
3070 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3071 specially, not those inside PARALLELs. Remove BODY argument
3072 and adjust recursive call accordingly.
3073 (prescan_insns_for_dce): Update call to delete_insn_p.
3075 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3077 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3078 (try_combine): Move potential calls to undo_all() so they happen
3079 before we commit to using the combined insns.
3081 2006-06-30 Jan Hubicka <jh@suse.cz>
3083 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3086 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3088 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3089 (cgraph_remove_unreachable_nodes): Likewise.
3090 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3091 * ipa-inline.c (update_caller_keys): Cast according to the coding
3093 (cgraph_decide_recursive_inlining): Likewise.
3094 (cgraph_decide_inlining_of_small_function): Likewise.
3095 (try_inline): Likewise.
3096 (cgraph_decide_inlining_incrementally): Likewise.
3097 * ipa-pure-const.c (get_function_state): Likewise.
3098 (scan_function): Likewise.
3099 (analyze_function): Likewise.
3100 (static_execute): Likewise.
3101 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3102 (merge_callee_local_info): Likewise.
3103 (analyze_function): Use type safe memory macros.
3104 (static_execute): Likewise. Cast according to the coding conventions.
3105 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3107 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3109 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3110 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3113 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3116 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3117 for complex modes (both int and real).
3119 2007-06-29 Jan Hubicka <jh@suse.cz>
3121 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3123 2007-06-29 Jan Hubicka <jh@suse.cz>
3126 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3129 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3132 * config/avr/avr.c: Include dataflow header file.
3133 (expand_prologue): Adjust for prologue insn change.
3134 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3137 2007-06-29 Richard Guenther <rguenther@suse.de>
3140 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3141 during type verification.
3143 2007-06-29 Jan Hubicka <jh@suse.cz>
3145 * recog.c (validate_change_rtx_1): Unshare TO argument.
3147 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3149 PR tree-optimization/24659
3150 * tree-vect-transform.c (vectorizable_call): Handle
3151 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3153 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3154 * config/i386/i386.c (enum ix86_builtins)
3155 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3156 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3158 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3159 const using def_builtin_const.
3160 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3161 input operands in the same modes as the result.
3162 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3164 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3166 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3167 (df_set_dead_notes_for_mw): Likewise.
3169 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3171 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3173 2007-06-28 DJ Delorie <dj@redhat.com>
3175 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3177 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3179 * doc/invoke.texi (C++ Dialect Options): Document
3180 fvisibility-ms-compat.
3181 * c.opt (fvisibility-ms-compat): New.
3183 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3186 * tree-affine.c (aff_combination_add_elt): Handle
3187 pointer addition specially.
3189 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3191 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3192 decl is non-external for AIX ABI.
3194 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3196 * config/rs6000/predicates.md (current_file_function_operand):
3197 Ensure the symbol is non-external for AIX ABI.
3199 2007-06-28 Nick Clifton <nickc@redhat.com>
3201 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3202 (fdce, fdse, fpredictive-commoning): Likewise.
3204 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3207 * gcc.c (process_command): Recognize the new -static-libgfortran
3210 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3213 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3214 Use a call clobbered hard reg instead of a pseudo reg.
3216 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3218 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3220 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3223 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3224 REG_LIBCALL and REG_RETVAL notes.
3225 (divsi3, mulsi3): Likewise.
3226 (mulhisi3): Likewise. Use emit_libcall_block.
3227 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3229 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3231 PR rtl-optimization/32481
3232 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3234 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3236 * dce.c (deletable_insn_p_1): New function, split out from...
3237 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3238 specially, not those inside PARALLELs. Remove BODY argument
3239 and adjust recursive call accordingly.
3240 (prescan_insns_for_dce): Update call to delete_insn_p.
3242 2007-06-27 Richard Guenther <rguenther@suse.de>
3245 * tree.h (fold_convertible_p): Declare.
3246 * fold-const.c (fold_convertible_p): New function.
3247 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3248 instead of lang_hooks.types_compatible_p.
3250 2007-06-26 Jan Hubicka <jh@suse.cz>
3252 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3253 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3254 early use validate_unshare_change.
3255 (reload_combine): Likewise.
3256 * recog.c (change_t): New field unshare.
3257 (validate_change_1): Rename from validate_change; add argument unshare.
3258 (validate_change): Turn into wrapper of validate_change_1; update
3259 prototype for bools.
3260 (validate_unshare_change): New.
3261 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3262 calls of df_insn_rescan.
3263 * recog.h (validate_change): Replace ints by bools.
3264 (validate_unshare_change): Declare.
3266 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3268 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3270 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3272 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3274 2007-06-25 Jan Hubicka <jh@suse.cz>
3276 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3278 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3279 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3280 places other call site specific checks are performed.
3282 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3285 * tree-vect-transform.c (vectorizable_operation): Convert
3286 POINTER_PLUS_EXPR over to PLUS_EXPR.
3288 2007-06-25 Chao-ying Fu <fu@mips.com>
3290 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3291 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3292 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3293 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3295 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3296 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3297 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3298 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3299 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3300 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3301 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3302 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3303 ALL_FIXED_POINT_MODE_P): New define.
3304 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3306 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3308 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3309 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3310 MODE_VECTOR_UACCUM): New mode classes.
3312 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3313 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3314 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3317 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3318 (blank_mode): Initialize ibit and fbit.
3319 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3320 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3322 (new_adjust): Change required_class to required_class_from and
3323 required_class_to for testing within a range.
3324 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3325 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3327 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3328 (make_fixed_point_mode): New.
3329 (_ADD_ADJUST): Change C to C1 and C2.
3330 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3331 use a range for machine classes.
3332 (ADJUST_IBIT, ADJUST_FBIT): New.
3333 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3335 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3336 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3337 Emit adjustment for ibit and fbit.
3338 (emit_mode_ibit, emit_mode_fbit): New.
3339 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3341 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3343 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3344 as the source of the set.
3346 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3348 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3349 FP_REGNO_P): Use IN_RANGE.
3350 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3351 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3352 (DATA_REG_P): Use DATA_REGNO_P.
3353 (FP_REG_P): Use FP_REGNO_P.
3354 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3355 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3356 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3358 2007-06-24 Jan Hubicka <jh@suse.cz>
3361 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3363 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3366 * fold-const.c (fold_binary): Strip nops of operand 0
3367 of BIT_NOT_EXPR before calling operand_equal_p.
3368 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3369 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3371 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3373 * doc/extend.texi: Document that dllimport and dllexport imply
3375 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3376 imported or exported declaration, including type declarations.
3377 * c-common.c (handle_visibility_attribute): Check for conflicts
3378 with dllimport/dllexport.
3379 (c_determine_visibility): Handle dllimport/dllexport as an
3380 explicit visibility atttribute.
3382 2007-06-23 Richard Guenther <rguenther@suse.de>
3384 PR tree-optimization/16876
3386 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3388 * tree-inline.c (initialize_inlined_parameters): Do not call
3389 lang_hooks.tree_inlining.convert_parm_for_inlining.
3390 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3391 reason for mismatched types.
3392 * gimplify.c (gimplify_call_expr): Verify the call expression
3393 arguments match the called function type signature. Otherwise
3394 mark the call expression to be not considered for inlining
3395 using CALL_CANNOT_INLINE_P flag.
3396 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3397 edges call expression.
3398 (cgraph_decide_inlining_of_small_function): Likewise.
3399 (cgraph_decide_inlining): Likewise.
3400 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3402 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3403 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3404 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3406 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3407 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3409 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3410 convert_parm_for_inlining member.
3412 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3415 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3416 Remove optimization for GT.
3418 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3421 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3423 (prescan_insns_for_dce): Add extra parameter.
3425 2007-06-23 Jan Hubicka <jh@suse.cz>
3428 * gimplify.c (mark_addressable): New function.
3429 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3431 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3434 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3436 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3440 moves between MMX/SSE registers to at least 8 units to prevent
3441 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3443 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3445 * config/i386/i386.c (override_options): Correct x86_sahf
3448 2007-06-21 David Daney <ddaney@avtrex.com>
3451 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3452 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3453 (exception_receiver): Renamed to ...
3454 (nonlocal_goto_receiver): ... this.
3456 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3458 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3459 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3460 partial register accesses.
3462 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3464 * fold-const.c (debug_fold_checksum): Move it under
3465 ENABLE_FOLD_CHECKING.
3467 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3470 * tree.h (debug_fold_checksum): Declared.
3471 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3472 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3473 build_fold_addr_expr_with_type_1.
3474 (fold_addr_expr, debug_fold_checksum): New.
3475 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3476 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3479 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3481 PR tree-optimization/19590
3482 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3483 of scev is a constant.
3484 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3486 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3488 * df-problems.c (df_note_bb_compute): Made computation of live
3489 info consistent with df_lr.
3491 2007-06-21 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/32453
3494 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3495 for pointer anti-range.
3497 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3499 * config/i386/i386.c (processor_target_table): Increase maximum
3500 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3503 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3504 byte alignment if > 8 byte alignment is preferred.
3505 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3507 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3509 PR tree-optimization/31866
3510 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3511 if ASM_EXPR's input is not a SSA_NAME.
3514 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3515 but decl is a global var, instead return decl.
3516 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3517 even for is_global_var decls, if they are private in some outer
3520 2007-06-21 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/32451
3523 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3525 2007-06-21 Christian Bruel <christian.bruel@st.com>
3527 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3528 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3529 (push_regs): Changed saving order or banked registers.
3530 (sh_expand_epilogue): Likewise.
3531 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3532 (FIRST_BANKED_REG): Likewise.
3533 (LAST_BANKED_REG): Likewise.
3534 * config/sh/sh.md (banked) New attribute.
3535 (in_delay_slot): Check banked attribute.
3537 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3539 PR tree-optimization/32075
3540 * tree-data-ref.c (subscript_dependence_tester_1,
3541 analyze_miv_subscript, analyze_overlapping_iterations,
3542 add_distance_for_zero_overlaps, build_classic_dist_vector,
3543 subscript_dependence_tester_1, analyze_overlapping_iterations,
3544 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3545 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3546 to evolution_function_is_affine_multivariate_p.
3548 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3550 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3552 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3555 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3557 * config/m32c/prologue.md (epilogue_exitd_16): New.
3558 (epilogue_reit_16): New.
3559 (epilogue_exitd): Rename to epilogue_exitd_24.
3560 (epilogue_reit): Rename to epilogue_reit_24.
3562 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3563 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3565 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3567 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3568 if dbg_cnt (sched_insn) reaches the limit.
3569 (choose_ready): New parameter INSN_PTR and new return value.
3570 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3571 the new return value from choose_ready.
3572 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3573 (rest_of_handle_global_alloc): New global_alloc_at_func.
3575 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3577 PR tree-optimization/25737
3578 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3579 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3580 * tree-flow.h (struct fieldoff): Add new field alias_set.
3581 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3582 argument addressable_type. Set alias_set of fieldoff.
3583 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3584 (create_overlap_variables_for): Pass alias_set from fieldoff to
3586 * alias.c (get_alias_set): Use alias_set from SFT if set.
3588 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3590 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3591 of a variable as an unsigned HOST_WIDE_INT integer.
3593 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3595 PR rtl-optimization/32405
3596 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3598 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3600 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3603 * builtins.c: Include diagnostic.h.
3604 (expand_builtin_expect): Make gcc_assert more permissive.
3605 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3608 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3612 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3613 if ACCUMULATE_OUTGOING_ARGS.
3615 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3617 * config/m68hc11/m68hc11.c: Include dataflow header file.
3618 (m68hc11_reorg): Port to dataflow.
3620 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3622 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3623 (struct df_problem.free_blocks_on_set_blocks): New field.
3624 (struct dataflow.optional_p): New field.
3625 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3626 (df_live_set_all_dirty): New function.
3627 * df-scan.c (df_scan_alloc): Initialize optional_p.
3628 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3629 * df-core.c (df_set_blocks): Removed use of
3630 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3631 df_problem.free_blocks_on_set_blocks to determine which blocks are
3633 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3634 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3635 uses dataflow.optional_p to determine if problem should be
3637 (rest_of_handle_df_initialize): Only start live problem if
3639 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3640 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3641 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3642 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3643 problem_NOTE): Initialize free_blocks_on_set_blocks.
3644 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3646 (df_live_set_all_dirty, df_note_alloc): New function.
3647 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3649 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3650 * postreload.c (reload_combine): Ditto.
3651 * cse.c (cse_extended_basic_block): Ditto.
3652 * regmove.c (mark_flags_life_zones): Ditto.
3653 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3654 erase_matching_seqs): Ditto.
3655 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3656 * integrate (allocate_initial_values): Ditto.
3657 * combine.c (reg_dead_at_p): Ditto.
3658 * resource.c (mark_target_live_regs): Ditto.
3659 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3660 * config/sh/sh.c (find_r0_life_regions): Ditto.
3661 * global.c (rest_of_handle_global_alloc): Only add back df_live
3663 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3665 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3667 (if_convert): Make sure df_live is there at -O == 1.
3668 (pass_if_after_combine): Cleanup flags.
3669 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3670 is there at -O == 1.
3672 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3674 * config/arm/arm.c (arm_get_frame_offsets): Set
3675 offsets->locals_base to avoid negative stack size.
3676 (thumb1_expand_prologue): Assert on negative stack size.
3678 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3680 PR tree-optimization/32367
3681 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3682 of the chrec has no evolution in that loop.
3683 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3685 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3687 * config/xtensa/xtensa.c: Include "df.h".
3688 (xtensa_builtin_saveregs): Use adjust_address instead of
3690 (xtensa_va_start): Invoke make_tree with sizetype for
3691 expand_builtin_saveregs and then convert the result to a pointer.
3692 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3693 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3694 Subtract argument size from index value as integers and then use
3695 POINTER_PLUS_EXPR to add the result to the array address.
3697 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3700 * config/m32c/m32c.c: Include dataflow header file.
3701 (m32c_emit_prologue): Adjust for prologue insn change.
3702 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3703 once inside a PARALLEL. Assume frame size passed in operand 0
3704 includes space to save the fb register.
3705 (prologue_enter_24): Likewise.
3706 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3708 2007-06-19 David Daney <ddaney@avtrex.com
3711 * config/mips/mips.md (cprestore): Mark $gp as used.
3713 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3716 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3717 (frv_ifcvt_modify_insn): Likewise.
3719 2007-06-19 Richard Guenther <rguenther@suse.de>
3721 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3722 only handle positive offsets that fit in a HOST_WIDE_INT.
3724 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3727 result of rsqrt insn for zero input argument to avoid NaN.
3729 2007-06-19 Richard Guenther <rguenther@suse.de>
3732 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3734 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3736 PR tree-optimization/32353
3737 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3739 2007-06-19 Nick Clifton <nickc@redhat.com>
3741 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3743 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3746 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3747 * config/i386/i386.c (assign_386_stack_local): Assert that
3748 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3749 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3750 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3751 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3753 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3755 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3757 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3759 PR rtl-optimization/32321
3760 * gcse.c (replace_store_insn): Update the note before
3761 calling emit_insn_after.
3763 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3766 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3768 * df-problems.c (df_note_bb_compute): Fix dumping info.
3770 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3772 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3773 insn with emit_jump_insn.
3775 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3777 PR tree-optimization/32383
3778 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3779 * targhooks.h (default_builtin_reciprocal): Update prototype.
3780 * target.h (struct gcc_target): Update builtin_reciprocal.
3781 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3782 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3783 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3784 when fndecl is in BUILT_IN_MD class.
3785 (execute_convert_to_rsqrt): Ditto.
3787 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3788 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3789 Convert BUILT_IN_SQRTF code only when md_fn is false.
3791 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3793 * bt-load.c (move_btr_def): Fix the order of arguments
3794 to validate_replace_rtx.
3796 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3798 * config/m68k/m68k-devices.def: Add 54450..54455.
3800 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3802 PR rtl-optimization/32366
3803 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3804 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3807 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3810 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3811 this is true, rescan insn being modified.
3812 (sms_schedule): Added rescan parameter.
3813 (rest_of_handle_sms): Moved freeing of dominance info to before
3814 getting out of cfg_layout.
3816 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3818 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3819 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3822 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3823 FL_CF_EMAC from the entry for isac.
3825 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3826 (const_sibcall_operand): New.
3827 (sibcall_operand): Use it.
3828 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3829 (m68k_isas): ISAC does not imply FPU or EMAC.
3830 (override_options): Add ISA_C logic for symbolic jump & call.
3832 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3834 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3835 return mode from the builtin itself.
3836 (sparc_fold_builtin): Fix cast of zero constant.
3838 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3840 * targhooks.c (default_builtin_reciprocal): New default target hook.
3841 * targhooks.h (default_builtin_reciprocal): Add prototype.
3842 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3843 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3844 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3845 default_builtin_reciprocal.
3847 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3850 * hooks.c (hook_tree_tree_bool_null): New hook.
3851 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3852 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3853 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3854 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3855 and convert it to reciprocal a*rfunc(b).
3856 (execute_convert_to_rsqrt): New function.
3857 (gate_convert_to_rsqrt): New function.
3858 (pass_convert_to_rsqrt): New pass definition.
3859 * target.h (struct gcc_target): Add builtin_reciprocal.
3860 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3861 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3862 TARGET_BUILTIN_RECIPROCAL.
3863 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3865 * config/i386/i386.h (TARGET_RECIP): New define.
3866 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3867 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3868 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3869 and not optimizing for size.
3870 (*rcpsf2_sse): New insn pattern.
3871 (*rsqrtsf2_sse): Ditto.
3872 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3873 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3874 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3875 and not optimizing for size.
3876 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3877 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3878 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3879 and not optimizing for size.
3880 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3881 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3882 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3883 and not optimizing for size.
3884 (*sse_rsqrtv4sf2): Do not export.
3886 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3887 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3888 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3889 and not optimizing for size.
3891 * config/i386/i386.opt (mrecip): New option.
3892 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3893 (ix86_emit_swsqrtsf): Ditto.
3894 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3895 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3897 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3898 ix86_expand_unop1_builtin.
3899 (ix86_emit_swdivsf): New function.
3900 (ix86_emit_swsqrtsf): Ditto.
3901 (ix86_builtin_reciprocal): New function.
3902 (TARGET_BUILTIN_RECIPROCAL): Use it.
3903 (ix86_vectorize_builtin_conversion): Rename from
3904 ix86_builtin_conversion.
3905 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3906 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3907 "i386 and x86_64 Options" section.
3908 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3910 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3911 Zdenek Dvorak <dvorakz@suse.cz>
3912 Richard Guenther <rguenther@suse.de>
3913 Kaz Kojima <kkojima@gcc.gnu.org>
3915 * tree-vrp.c (compare_values_warnv): Convert val2 to
3917 (extract_range_from_assert): Create
3918 POINTER_PLUS_EXPR for pointer types.
3919 (extract_range_from_binary_expr): Handle
3920 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3922 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3923 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3924 POINTER_PLUS_EXPR as PLUS_EXPR.
3925 (number_of_iterations_lt_to_ne):
3926 For pointer types, use sizetype when
3927 creating MINUS_EXPR/PLUS_EXPRs.
3928 (assert_loop_rolls_lt): For pointer types, use sizetype when
3929 creating MINUS_EXPR/PLUS_EXPRs.
3930 (number_of_iterations_le): Likewise.
3931 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3932 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3933 like PLUS_EXPR and MINUS_EXPR.
3934 * tree-pretty-print.c (dump_generic_node): Handle
3936 (op_prio): Likewise.
3937 (op_symbol_1): Likewise.
3938 * optabs.c (optab_for_tree_code): Likewise.
3939 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3941 * tree-tailcall.c (process_assignment): Mention
3942 POINTER_PLUS_EXPR in a TODO comment.
3943 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3944 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3945 not used with a pointer and an integer type.
3946 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3947 increment using chrec_convert_rhs instead of chrec_convert.
3948 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3949 PLUS_EXPR except for the right hand side's type will be
3951 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3952 (fold_used_pointer_cast): Kill.
3953 (pointer_offset_p): Kill.
3954 (fold_used_pointer): Kill.
3955 (pointer_used_p): Kill.
3956 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3957 call fold_used_pointer.
3958 (instantiate_parameters_1): Convert the increment
3959 using chrec_convert_rhs instead of chrec_convert.
3960 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3961 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3962 instead of PLUS_EXPR.
3963 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3964 PLUS_EXPR for pointers.
3965 (std_gimplify_va_arg_expr): Likewise.
3966 (fold_builtin_memory_op): Likewise.
3967 (fold_builtin_strstr): Likewise.
3968 (fold_builtin_strchr): Likewise.
3969 (fold_builtin_strrchr): Likewise.
3970 (fold_builtin_strpbrk): Likewise.
3971 (expand_builtin_memory_chk): Likewise.
3972 (fold_builtin_memory_chk): Likewise.
3973 (std_expand_builtin_va_start): Use
3974 sizetype for the call to make_tree and then convert
3975 to the pointer type.
3976 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3977 instead of PLUS_EXPR for adding to a pointer.
3978 (std_gimplify_va_arg_expr): Use fold_build2 for
3979 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3980 the operands to sizetype first and then cast the BIT_AND_EXPR
3981 back to the pointer type.
3982 * fold-const.c (build_range_check): Handle pointer types
3984 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3985 of PLUS_EXPR's. Make sure the offset is converted to
3987 (try_move_mult_to_index): Strip the NOPs from the offset.
3988 Remove code argument and replace all uses with PLUS_EXPR.
3989 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3990 specially. Don't use a pointer type for MINUS_EXPR.
3991 (fold_unary): Handle for (T1)(X op Y),
3992 only p+ as that is the only as that can be handled for
3993 binary operators now.
3994 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3996 <case PLUS_EXPR>: Add folding of PTR+INT into
3998 Don't call try_move_mult_to_index.
3999 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4000 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4001 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4002 Don't call try_move_mult_to_index.
4003 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4004 (tree_expr_nonzero_p): Likewise.
4005 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4006 of PLUS_EXPR for the complex expression folding.
4007 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4008 first chrec is a pointer type, then the second should
4009 be sizetype and not the first's type.
4010 For POINTER_PLUS_EXPR, use a different right hand side type.
4011 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4012 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4013 different right hand side type.
4014 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4015 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4016 instead of PLUS_EXPR.
4017 When either operand is zero, convert the other operand.
4018 (chrec_apply): Use chrec_convert_rhs
4019 on the argument x instead of chrec_convert.
4020 (reset_evolution_in_loop): For pointer types, the new_evol
4022 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4023 different right hand side type.
4024 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4025 (chrec_convert_rhs): New function.
4026 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4027 different right hand side type.
4028 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4029 * tree-chrec.h (chrec_convert_rhs): New prototype.
4030 (build_polynomial_chrec): For pointer types, the right hand
4031 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4032 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4033 Remove subtraction case as it is always addition now.
4034 Make sure the offset is converted to sizetype.
4035 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4036 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4037 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4038 PLUS_EXPR in pointer type.
4039 Handle POINTER_PLUS_EXPR.
4040 (tree_to_aff_combination): Likewise.
4041 (force_expr_to_var_cost): Likewise.
4042 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4043 instead of PLUS_EXPR for pointers.
4044 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4045 instead of PLUS_EXPR of pointer types.
4046 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4048 (check_va_list_escapes): Likewise.
4049 (check_all_va_list_escapes): Likewise.
4050 * dwarf2out.c (loc_descriptor_from_tree_1):
4051 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4052 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4053 (string_constant): Likewise.
4054 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4055 the offset to the base, use POINTER_PLUS_EXPR.
4056 (add_to_parts): Convert the index to sizetype.
4057 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4058 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4059 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4060 Offset only holds something for PLUS_EXPR.
4061 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4063 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4065 (analyze_accesses_for_modify_stmt): Likewise.
4066 Remove comment about the type being integral type as it is
4068 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4070 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4072 Correct the type which the artimentic is done in (is now
4075 * tree-data-ref.c (split_constant_offset): Handle
4077 * tree-affine.c (tree_to_aff_combination): Likewise.
4078 * c-typeck.c (build_unary_op): For pointers create the increment
4079 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4081 * gimplify.c (gimplify_self_mod_expr): Create a
4082 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4083 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4084 * tree.def (POINTER_PLUS_EXPR): New tree code.
4085 * tree-predcom.c (ref_at_iteration): If we have a pointer
4086 type do the multiplication in sizetype.
4087 * tree-mudflap.c (mf_xform_derefs_1): Create a
4088 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4089 * tree-ssa-forwprop.c
4090 (forward_propagate_addr_into_variable_array_index):
4091 Don't expect there to be a cast for the index as that
4092 does not exist anymore.
4093 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4094 instead of PLUS_EXPR.
4095 Don't check for the first operand of the POINTER_PLUS_EXPR
4096 was the index as it cannot be.
4097 Call forward_propagate_addr_into_variable_array_index with
4098 the SSA_NAME instead of the statement.
4099 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4100 (compare_constant): Likewise.
4101 (copy_constant): Likewise.
4102 (compute_reloc_for_constant): Likewise.
4103 (output_addressed_constants): Likewise.
4104 (initializer_constant_valid_p): Likewise.
4105 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4106 Convert the MIN/MAX of the inner type to the outer
4107 type before comparing them.
4108 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4109 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4110 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4111 of PLUS_EXPR for pointers.
4112 * tree-inline.c (estimate_num_insns_1): Handle
4114 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4115 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4116 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4117 instead of PLUS_EXPR for the pointer increment statement.
4118 (vect_update_ivs_after_vectorizer): For pointer types, create
4119 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4120 MULT_EXPR in sizetype.
4121 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4123 * tree-object-size.c (plus_expr_object_size): Handle
4124 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4125 code which is trying to figure out which side is a pointer and
4127 (check_for_plus_in_loops_1): Likewise.
4128 (check_for_plus_in_loops): Likewise.
4129 * c-common.c (pointer_int_sum): Create a
4130 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4131 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4132 only POINTER_PLUS_EXPR. Removing all the extra
4133 code which is trying to figure out which side is a pointer and
4135 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4136 PLUS_EXPR and MINUS_EXPR.
4137 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4139 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4140 with make_tree, instead of a pointer type.
4141 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4142 for pointers instead of PLUS_EXPR.
4143 (s390_gimplify_va_arg): Likewise.
4144 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4145 instead of PLUS_EXPR when doing addition on pointer
4146 types. Use sizetype for the second operand.
4147 (spu_gimplify_va_arg_expr): Likewise.
4148 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4149 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4150 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4151 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4152 for the pointer addition and also use size_int/sizetype
4154 (ix86_gimplify_va_arg): Likewise.
4155 Perform BIT_AND_EXPR on sizetype arguments.
4156 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4157 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4158 for the pointer additions and also use size_int for the offsets.
4159 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4160 additions and also use size_int for the offsets. Perform
4161 BIT_AND_EXPR on sizetype arguments.
4162 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4163 POINTER_PLUS_EXPR for pointers and create the
4164 BIT_AND_EXPR in sizetype.
4165 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4166 instead of PLUS_EXPR for pointer addition.
4167 (rs6000_va_start): Likewise.
4168 Also use sizetype for the offset.
4169 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4170 as PLUS_EXPR/MINUS_EXPR.
4171 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4172 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4173 Don't use BIT_AND_EXPR on a pointer type, convert the
4174 expression to sizetype first.
4175 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4177 (mips_gimplify_va_arg_expr): Likewise.
4178 Don't create BIT_AND_EXPR in a pointer type.
4180 2007-06-15 Eric Christopher <echristo@apple.com>
4182 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4183 (x86_64-*-darwin*): Ditto.
4184 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4187 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4189 * doc/extend.texi: Document behavior of __attribute__((aligned))
4192 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4194 * rtlanal.c (note_stores): Improve documentation.
4196 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4198 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4199 LOCAL_LABEL_PREFIX): Delete.
4200 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4201 (bfin_internal_label): Delete.
4203 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4205 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4206 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4207 otherwise define to LIBGCC2_TF_CEXT.
4208 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4209 (LIBGCC_TF_CEXT): Ditto.
4212 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4214 PR rtl-optimization/32339
4215 * df-scan.c (df_uses_record): Don't modify flags but just add to
4216 it for df_ref_record.
4218 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * tree-mudflap.c: Fix whitespace issues.
4222 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4224 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4226 2007-06-14 Eric Christopher <echristo@apple.com>
4228 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4229 (movv4sf): Use gcc_unreachable instead of abort.
4231 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4234 * config/i386/sfp-machine.h (CMPtype): New define.
4235 (mach stubs): Use CMPtype instead of int as a return type.
4237 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4239 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4240 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4241 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4242 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4243 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4244 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4245 config/soft-fp/soft-fp.h: Update from glibc CVS.
4247 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4249 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4251 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4254 * config/v850/v850.c: Include dataflow header file.
4255 (substitute_ep_register): Fix typo.
4257 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4259 * configure.ac: Fix earlier checkin.
4260 * configure: Regenerated.
4262 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4264 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4265 * aclocal.m4: Regenerate.
4266 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4267 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4268 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4269 * configure: Regenerate.
4270 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4272 * Makefile.in (quickstrap): Build libgcc too.
4274 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4276 * configure.ac: Add --enable-checking=df. Explicitly mention that
4277 the variables are initialized as for "release".
4278 * df-core.c: Use it.
4279 * configure: Regenerate.
4280 * config.in: Regenerate.
4282 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4284 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4285 validate_replace_rtx instead of replace_rtx.
4286 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4288 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4290 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4291 (DWARF2_UNWIND_INFO): Override default if configured with
4293 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4294 (ENDFILE_SPEC): Add crtend.o.
4295 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4296 (ENDFILE_SPEC): Add crtend.o.
4297 (TARGET_USE_JCR_SECTION): Define.
4298 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4300 * config/i386/cygming-crtbegin.c: New file.
4301 * config/i386/cygming-crtend.c: New file.
4303 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4305 * config/i386/w32-unwind.h: New file.
4307 2007-06-13 Eric Christopher <echristo@apple.com>
4309 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4310 the user set a value below STACK_BOUNDARY.
4312 2007-06-13 Thiemo Seufer <ths@networkno.de>
4314 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4315 imply -lpthread for -pthread.
4317 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4319 * basic-block.h: Remove the prototype for
4320 free_basic_block_vars.
4321 * cfglayout.h: Remove the prototype for
4322 insn_locators_initialize.
4323 * tree.h: Remove the prototype for emit_line_note.
4325 * tree-ssa-pre.c (mergephitemp): Remove.
4326 (init_pre): Don't use mergephitemp.
4328 2007-06-13 Eric Christopher <echristo@apple.com>
4330 * config/i386/i386.c (override_options): If we've specified
4331 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4333 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4335 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4338 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4340 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4341 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4342 (eh_store_handler): New pattern.
4343 (eh_return): Emit it instead of a plain move.
4345 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4347 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4348 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4349 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4352 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4354 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4355 (find_next_insn_start, find_load): New functions.
4356 (bfin_reorg): Use them to deal with the fact that parallel insns are
4357 no longer represented as a SEQUENCE.
4359 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4361 * config/sparc/sparc.c (sparc_override_options): Initialize
4364 2007-06-13 Dave Korn <dave.korn@artimi.com>
4366 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4369 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4371 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4372 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4373 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4374 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4375 tree-vect-transform.c: Fix comment typos. Follow spelling
4378 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4380 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4381 to the exit block use set.
4382 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4383 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4384 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4386 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4388 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4389 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4390 to indicate an error.
4391 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4393 (dbg_cnt_process_opt): Print an error on a bad argument.
4394 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4395 * common.opt (-fdbg-cnt-list): New.
4396 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4398 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4400 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4401 flag on ref-all pointers.
4403 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4406 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4407 for the offset with the modifier as EXPAND_INITIALIZER
4408 if the modifier is EXPAND_INITIALIZER.
4409 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4410 a register if we had an overflow.
4412 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * real.c (real_isfinite): New.
4415 (real_sqrt): Use it.
4416 * real.h (real_isfinite): New.
4417 * builtins.c: Use it.
4419 2007-06-12 Ian Lance Taylor <iant@google.com>
4420 Daniel Berlin <dberlin@dberlin.org>
4423 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4424 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4425 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4426 (DECL_NO_TBAA_P): Define.
4427 (struct tree_decl_common): Add no_tbaa_flag field.
4428 * tree-ssa-structalias.c (struct variable_info): Add
4429 no_tbaa_pruning field.
4430 (new_var_info): Initialize no_tbaa_pruning field.
4431 (unify_nodes): Copy no_tbaa_pruning field.
4432 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4433 (dump_solution_for_var): Print no_tbaa_pruning flag.
4434 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4436 (compute_tbaa_pruning): New static function.
4437 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4438 Call compute_tbaa_pruning.
4439 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4440 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4441 * gimple-low.c (lower_stmt): Likewise.
4442 * tree-gimple.c (is_gimple_stmt): Likewise.
4443 * tree-ssa-operands.c (get_expr_operands): Likewise.
4444 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4445 * tree-inline.c (estimate_num_insns_1): Likewise.
4446 (copy_result_decl_to_var): Likewise.
4447 * expr.c (expand_expr_real_1): Likewise.
4448 * tree-pretty-print.c (dump_generic_node): Likewise.
4449 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4450 * omp-low.c (omp_copy_decl_2): Likewise.
4451 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4452 * doc/c-tree.texi (Expression trees): Document
4453 CHANGE_DYNAMIC_TYPE_EXPR.
4455 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4457 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4458 with !HONOR_NANS and !HONOR_INFINITIES.
4459 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4461 2007-06-12 Tristan Gingold <gingold@adacore.com>
4463 * gcov.c: Comments updated.
4464 (source_info): Add file_time field.
4465 (source_index): New variable.
4466 (mutiple_files): New variable.
4467 (generate_results): New function extracted from process_file.
4468 (process_file): Save and restore chain of functions, generate
4469 results and free structures only if not merging results.
4470 (release_structures): File names are now freed in create_file_names
4471 (create_file_names): Free previous file names.
4472 (find_source): File date is now read here and modifications in
4473 source files is checked here.
4474 (read_graph_file): Only reverse order of functions for the current
4476 (make_gcov_file_name): Do not generate long names if input_name is
4478 (output_lines): If merging results do not display graph, data and
4480 Checking source file modification is done in find_source.
4482 * doc/gcov.texi: Append an s to sourcefile.
4484 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4486 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4487 (forced_nop): New pattern.
4488 * config/bfin/bfin.c: Include "df.h".
4489 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4490 (bfin_discover_loop): Use df_get_live_in instead of
4491 global_live_at_start.
4492 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4493 df_analyze when done.
4494 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4495 the insns. Use QImode for the final insn in a bundle. Call
4496 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4498 (reorder_var_tracking_notes): New function.
4499 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4500 update_life_info. Call df_analyze after scheduling and bundle
4501 generation. Call reorder_var_tracking_notes if generating these
4502 notes. Call df_finish_pass at the end.
4504 2007-06-12 Dirk Mueller <dmueller@suse.de>
4506 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4507 a comparison, not an assignment.
4509 2007-06-12 Olivier Hainque <hainque@adacore.com>
4511 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4512 Request walking the subtrees only, leaving the current is_lhs/val_only
4514 (convert_non_local_reference): Likewise.
4516 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4518 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4520 2007-06-12 Richard Guenther <rguenther@suse.de>
4522 PR tree-optimization/15353
4523 PR tree-optimization/31657
4524 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4525 * timevar.def: Add TV_TREE_IFCOMBINE.
4526 * tree-pass.h (pass_tree_ifcombine): Declare.
4527 * tree-ssa-ifcombine.c: New file.
4528 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4529 * tree-flow.h (blocks_in_phiopt_order): Declare.
4530 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4531 (tree-ssa-ifcombine.o): New dependencies.
4533 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4535 PR rtl-optimization/32293
4536 * combine.c (simplify_if_then_else): Truncate return from
4537 nonzero_bits() to correct mode.
4539 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4541 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4542 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4544 2007-06-11 Diego Novillo <dnovillo@google.com>
4546 * Makefile.in (reload1.o-warn): Remove.
4548 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4550 * combine.c (subst): Use reg_overlap_mentioned_p
4551 instead of comparing register numbers directly.
4553 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4555 * reload1.c (mark_home_live_1): Use the mode parameter.
4557 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4559 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4560 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4564 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4566 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4568 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4570 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4571 from integer registers.
4572 (FP mode splitters): Handle TFmode.
4574 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4576 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4577 for ref-all pointers that point-to anything.
4579 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4581 * config/arm/arm.c (arm_output_dwarf_dtprel,
4582 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4584 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4586 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4587 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4590 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4592 * gcc/tree.c (signed_or_unsigned_type_for): New.
4593 (unsigned_type_for): Use signed_or_unsigned_type_for.
4594 (signed_type_for): Use signed_or_unsigned_type_for.
4595 * gcc/tree.h (signed_or_unsigned_type_for): New.
4596 (get_signed_or_unsigned_type): Remove.
4597 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4598 lang_hooks.types.signed_type
4599 (size_diffop): Likewise.
4600 (all_ones_mask_p): Likewise.
4601 (build_range_check): Likewise.
4602 (fold_cond_expr_with_comparison): Likewise.
4603 (fold_cond_expr_with_comparison): Likewise.
4604 (unextend): Likewise.
4605 (extract_muldiv_1): Likewise.
4606 (fold_single_bit_test_into_sign_test): Likewise.
4607 (fold_binary): Likewise.
4608 (fold_ternary): Likewise.
4609 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4610 instead of get_signed_or_unsigned_type.
4611 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4612 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4613 * gcc/expr.c (signed_or_unsigned_type_for): Use
4614 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4615 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4616 (lhd_signed_or_unsigned_type): Remove.
4617 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4618 signed_or_unsigned_type.
4619 (lhd_signed_or_unsigned_type): Remove.
4620 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4621 lang_hooks.types.signed_type.
4622 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4623 c_common_signed_type instead of lang_hooks.types.signed_type.
4624 (c_common_unsigned_type): New.
4625 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4626 (shorten_compare): Use c_common_unsigned_type instead of
4627 c_common_signed_or_unsigned_type.
4628 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4630 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4631 lang_hooks.types.signed_type.
4632 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4633 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4634 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4635 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4636 instead of unsigned_type_for.
4637 * gcc/c-decl.c (groakdeclarator): Likewise.
4638 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4639 * gcc/c-common.h (c_common_unsigned_type): New.
4641 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4645 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4647 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4650 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4651 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4653 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4654 Sebastian Pop <sebpop@gmail.com>
4656 * lambda-code.c (remove_iv): New.
4657 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4659 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4661 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4662 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4663 * tree-ssa-loop-prefetch.c: Include optabs.h.
4664 (FENCE_FOLLOWING_MOVNT): New macro.
4665 (struct mem_ref): Add independent_p and storent_p fields.
4666 (record_ref): Initalize the new fields.
4667 (gather_memory_references_ref): Return true if the reference
4669 (gather_memory_references): Check whether all memory accesses
4670 in loop were recorded.
4671 (should_issue_prefetch_p): Return false for nontemporal stores.
4672 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4673 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4674 (determine_loop_nest_reuse): Detect independent memory references.
4675 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4676 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4677 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4678 * config/i386/i386.h (x86_mfence): Declare.
4679 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4680 * config/i386/i386.c (x86_mfence): New variable.
4681 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4683 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4684 * optabs.c (init_optabs): Initialize storent_optab.
4685 * optabs.h (enum optab_index): Add OTI_storent.
4686 (storent_optab): Declare.
4687 * genopinit.c (optabs): Add initialization for storent_optab.
4688 * tree.h (MOVE_NONTEMPORAL): New macro.
4689 * expr.c (expand_assignment, store_expr, store_constructor_field,
4690 store_constructor, store_field, expand_expr_real_1): Propagate
4691 nontemporality of the expanded store.
4692 (emit_storent_insn): New function.
4693 * expr.h (expand_assignment, store_expr): Declaration changed.
4694 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4695 to expand_assignment.
4696 * stmt.c (expand_asm_expr): Ditto.
4697 * calls.c (initialize_argument_information): Pass false as
4698 nontemporality to store_expr.
4699 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4702 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4704 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4706 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4708 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4710 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4711 and allow DECL_P here.
4713 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4715 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4716 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4717 track of the size of the expression.
4718 * cfghooks.c (merge_blocks): Remove block from loops structure only
4719 after call of the merge_blocks hook.
4721 2007-06-09 Tom Tromey <tromey@redhat.com>
4723 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4724 (deprecated_state): Removed.
4725 (start_decl): Update.
4726 (enum deprecated_states): Moved earlier.
4727 (groktypename): Update.
4728 (push_parm_decl): Likewise.
4729 (grokfield): Likewise.
4730 (start_function): Likewise.
4732 2007-06-09 Ian Lance Taylor <iant@google.com>
4734 PR tree-optimization/32169
4735 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4736 CONVERT_EXPR, check whether min and max both converted to an
4737 overflow infinity representation.
4739 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4741 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4742 not inserted on the edge.
4744 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4746 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4747 instructions if they are supported.
4748 (__divsi3, __umodsi3, __modsi3): Likewise.
4749 (__ashldi3, __ashrdi3, __lshrdi3): New.
4750 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4752 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4753 Tony Linthicum <tony.linthicum@amd.com>
4755 * doc/invoke.texi: Add fvect-cost-model flag.
4756 * common.opt (fvect-cost-model): New flag.
4757 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4758 cost fields in stmt_vec_info struct for STMT.
4759 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4760 fields in stmt_vec_info struct and access functions for the same.
4761 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4762 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4763 load, store and vector to scalar operation.
4764 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4765 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4766 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4767 (TARG_VEC_STORE_COST): Define cost of vector store.
4768 (vect_estimate_min_profitable_iters): Define new function.
4769 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4770 check to evaluate if loop iterations are less than minimum profitable
4771 iterations determined by cost model or minimum vect loop bound defined
4772 by user, whichever is more conservative.
4773 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4774 run-time check to evaluate if loop iterations are less than minimum
4775 profitable iterations determined by cost model or minimum vect loop
4776 bound defined by user, whichever is more conservative.
4777 (vect_estimate_min_profitable_iterations): New function to estimate
4778 mimimimum iterartions required for vector version of loop to be
4779 profitable over scalar version.
4780 (vect_model_reduction_cost): New function.
4781 (vect_model_induction_cost): New function.
4782 (vect_model_simple_cost): New function.
4783 (vect_cost_strided_group_size): New function.
4784 (vect_model_store_cost): New function.
4785 (vect_model_load_cost): New function.
4786 (vectorizable_reduction): Call vect_model_reduction_cost during
4788 (vectorizable_induction): Call vect_model_induction_cost during
4790 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4791 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4792 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4793 vectorizable_promotion, vectorizable_demotion): Call
4794 vect_model_simple_cost during analysis phase.
4796 2007-06-08 Simon Baldwin <simonb@google.com>
4798 * reg-stack.c (get_true_reg): Readability change. Moved default case
4799 label into direct switch statement scope.
4801 2007-06-08 Simon Baldwin <simonb@google.com>
4803 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4804 in gcc_assert() with '==' comparison.
4806 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4809 TARGET_ABM handling of x86_popcnt variable.
4811 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4813 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4814 __builtin_copysignq and __builtin_infq built-in functions.
4816 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4818 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4819 SSE4.2 section. Correct built-in function names in SSE4A section.
4821 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4823 PR tree-optimization/32243
4824 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4825 for ncopies after ratio check between nunits_out and nunits_in.
4826 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4828 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4830 PR tree-optimization/32224
4831 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4832 vectorization upon a non GIMPLE_MODIFY_STMT.
4834 2007-06-08 Christian Bruel <christian.bruel@st.com>
4837 * config/sh/sh.md (doloop_end): New pattern and splitter.
4838 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4840 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4843 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4845 (verify_dominators): Do not change dominance tree.
4847 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4849 * config/sh/constraints.md: New file.
4850 * config/sh/sh.c: Include tm-constrs.h.
4851 (reg_class_from_letter): Remove.
4852 (prepare_cbranch_operands): Use satisfies_constraint_*
4853 function instead of macro.
4854 (andcosts, broken_move, sh_secondary_reload): Likewise.
4855 * config/sh/predicates.md (trapping_target_operand): Likewise.
4856 (and_operand, arith_operand, arith_reg_or_0_operand,
4857 cmp_operand, logical_operand, target_operand,
4858 ua_address_operand, ua_offset, xor_operand): Likewise.
4859 * config/sh/sh.md: Include constraints.md.
4860 (*movsicc_t_false): Use satisfies_constraint_* function
4862 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4863 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4864 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4865 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4866 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4867 (REG_CLASS_FROM_CONSTRAINT): Remove.
4868 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4869 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4870 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4871 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4872 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4873 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4874 function instead of macro.
4875 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4876 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4877 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4878 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4879 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4880 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4881 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4882 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4883 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4884 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4885 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4886 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4887 EXTRA_CONSTRAINT_STR): Likewise.
4888 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4890 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4892 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4894 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4897 * c-common.h (flag_cpp0x): Replaced by...
4898 (cxx_dialect): ... this new variable specifying the C++ dialect that
4900 * c-common.c (flag_cpp0x): Removed.
4901 (cxx_dialect): Defined.
4902 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4904 * c-opts.c (c_common_post_options): Likewise.
4905 (set_std_cxx98): Set cxx_dialect to cxx98.
4906 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4908 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4909 Hui-May Chang <hm.chang@apple.com>
4911 * doc/invoke.texi (Darwin Options): Update documentation for
4912 -mmacosx-version-min.
4913 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4914 * config/darwin-driver.c: New file.
4915 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4916 * config/t-darwin (darwin-driver.o): New rule.
4918 * config/darwin-c.c (version_as_macro): Ignore low digit.
4920 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4922 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4923 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4924 (CSGNMODE): New mode macro.
4925 (CSGNVMODE): New mode attribute.
4926 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4927 expander using CSGNMODE mode macro. Handle TFmode.
4928 (copysign<mode>3_const): Rename from copysignsf3_const and
4929 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4931 (copysign<mode>3_var): Rename from copysignsf3_var and
4932 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4934 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4935 mode macro. Handle TFmode.
4936 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4937 (iortf3, *iortf3): Ditto.
4938 (xortf3, *xortf3): Ditto.
4939 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4940 TFmode and TImode masks.
4941 (ix86_expand_copysign): Expand TFmode copysign insn.
4942 (IX86_BUILTIN_INFQ): New.
4943 (IX86_BUILTIN_FABSQ): Ditto.
4944 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4945 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4946 [__builtin_fabsq]: Ditto.
4947 [__builtin_copysignq]: Ditto.
4948 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4949 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4950 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4951 ix86_expand_binop_builtin().
4953 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4955 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4957 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4960 * rtl.h (push_to_sequence2): New.
4961 * emit-rtl.c (push_to_sequence2): New.
4962 * function.c (assign_parm_data_all): Add new fields.
4963 (assign_parm_setup_block): Call push_to_sequence2 instead of
4965 (assign_parm_setup_reg): Ditto.
4966 (assign_parm_setup_stack): Ditto.
4967 (assign_parms_unsplit_complex): Ditto.
4968 (assign_parms): Change field name.
4970 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4972 PR tree-optimization/32220
4973 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4974 phi node is reached before defining statement.
4976 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4979 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4980 after changing the right hand side of the assignment.
4982 2007-06-06 Eric Christopher <echristo@apple.com>
4984 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4985 (x86_64-*-darwin*): Ditto.
4986 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4987 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4989 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4991 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4993 (add_key): Likewise.
4994 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4995 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4997 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4999 (add_cost_one_coalesce): Likewise.
5000 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5001 variable names. Rename orig to orig_name for consistency.
5002 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5004 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5006 (record_equivalences_from_stmt): Likewise.
5007 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5008 the coding conventions.
5009 (memory_ssa_name_same): Likewise.
5010 (dse_optimize_stmt): Likewise.
5011 (dse_record_phis): Likewise.
5012 (dse_finalize_block): Likewise.
5013 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5014 keywords as variable names.
5015 (may_move_till): Cast according to the coding conventions.
5016 (force_move_till_expr): Avoid using C++ keywords as variable names.
5017 (force_move_till): Cast according to the coding conventions.
5018 (memref_hash): Likewise.
5019 (memref_eq): Likewise.
5020 (gather_mem_refs_stmt): Likewise.
5021 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5022 using C++ keywords as variable names.
5023 (idx_find_step): Cast according to the coding conventions.
5024 (idx_record_use): Likewise.
5025 (find_depends): Likewise.
5026 (prepare_decl_rtl): Likewise.
5027 (mbc_entry_hash): Likewise.
5028 (mbc_entry_eq): Likewise.
5029 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5030 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5031 (idx_infer_loop_bounds): Cast according to the coding conventions.
5032 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5033 * tree-ssa-math-opts.c (occ_new ): Likwise.
5034 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5036 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5038 (add_use_op): Likewise.
5039 (add_vop): Likewise.
5040 (add_vuse_op): Likewise.
5041 (add_vdef_op): Likewise.
5042 (get_expr_operands): Likewise.
5043 (push_stmt_changes): Use type safe memory macros.
5044 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5045 keywords as variable names.
5046 (conditional_replacement): Likewise.
5047 (minmax_replacement): Likewise.
5048 (abs_replacement): Likewise.
5049 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5051 (insert_fake_stores): Avoid using C++ keywords as variable names.
5052 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5054 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5055 (heapvar_insert): Use type safe memory macros.
5056 (new_var_info): Cast according to the coding conventions.
5057 (new_constraint): Likewise.
5058 (remove_preds_and_fake_succs): Use type safe memory macros.
5059 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5061 (thread_single_edge): Likewise.
5062 (thread_through_loop_header): Likewise.
5064 2007-06-06 Eric Christopher <echristo@apple.com>
5066 * config/i386/i386.c (override_options): Move handling
5067 of TARGET_SUBTARGET* earlier.
5069 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5071 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5074 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5076 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5077 emited outside of basic block.
5078 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5080 * rtl.h (delete_insn_chain): Declaration changed.
5081 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5083 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5084 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5085 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5086 to delete_insn_chain.
5087 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5088 do not have bb field set.
5089 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5091 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5092 * cfgcleanup.c (try_optimize_cfg): Ditto.
5094 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5096 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5097 (lambda_body_vector_new): Use type safe memory macros.
5098 (lambda_linear_expression_new): Likewise.
5099 (lambda_loopnest_new): Likewise.
5100 (lambda_lattice_new): Likewise.
5101 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5102 conventions. Use type safe memory macros.
5103 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5104 (lambda_body_vector_s): Likewise.
5105 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5106 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5108 2007-06-06 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5111 if we need to schedule cfg_cleanup.
5112 (tree_ssa_forward_propagate_single_use_vars): Do so.
5114 2007-06-06 Ian Lance Taylor <iant@google.com>
5116 * fold-const.c (merge_ranges): If range_successor or
5117 range_predecessor fail, just return 0.
5119 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5121 PR tree-optimization/32216
5122 * tree-vectorizer.c (supportable_widening_operation): Determine
5123 signedness of FIX_TRUNC_EXPR from output operand.
5124 (supportable_narrowing_operation): Ditto.
5125 * tree-vect-generic.c (expand_vector_operations_1): Determine
5126 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5129 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5131 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5132 (struct pta): ...from here. Change flags to unsigned to avoid
5133 excessive casting (as it is used as a bit mask).
5134 (override_options): Add casts according to the coding convenventions.
5135 (x86_64_elf_unique_section): Likewise.
5136 (examine_argument): Avoid using C++ keywords as variable names.
5137 (construct_container): Likewise.
5138 (legitimize_pic_address): Likewise.
5139 (get_dllimport_decl): Cast according to the coding conventions. Use
5140 type safe memory macros.
5141 (legitimize_address): Cast according to the coding conventions.
5142 (emit_i387_cw_initialization): Corrected the type of slot to enum
5144 (ix86_init_machine_status): Use type safe memory macros.
5145 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5146 (bdesc_pcmpistr): Likewise.
5147 (bdesc_crc32): Likewise.
5148 (bdesc_sse_3arg): Likewise.
5149 (bdesc_2arg): Likewise.
5150 (bdesc_1arg): Likewise.
5151 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5152 (ix86_expand_sse_pcmpistr): Likewise.
5153 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5154 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5155 int to match the langhook definition.
5156 (ix86_builtin_conversion): Change the type of code to unsigned init to
5157 match the langhook definition.
5158 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5160 (ix86_preferred_output_reload_class): Likewise.
5161 (ix86_cannot_change_mode_class): Likewise.
5162 (ix86_memory_move_cost): Likewise.
5163 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5164 avoid excessive casting later on.
5165 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5167 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5169 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5170 as flags setting insn.
5171 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5173 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5175 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5176 (UNSPEC_ROUND): New.
5177 ("sse4_1_round<mode>2"): New insn pattern.
5178 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5180 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5181 expander using SSEMODEF mode macro. Expand using
5182 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5183 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5184 expander using SSEMODEF mode macro. Expand using
5185 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5186 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5187 expander using SSEMODEF mode macro. Expand using
5188 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5189 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5190 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5191 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5194 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5195 Sebastian Pop <sebpop@gmail.com>
5197 * lambda.h (build_linear_expr): New.
5198 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5199 Use build_linear_expr, call fold and force_gimple_operand.
5200 (lambda_loopnest_to_gcc_loopnest): Check that there is
5201 something to insert.
5202 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5204 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5206 PR preprocessor/23479
5207 * doc/extend.texi: Document the 0b-prefixed binary integer
5210 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5212 PR tree-optimization/32215
5213 * tree-vectorizer.c (supportable_widening_operation): Return false
5214 for unsupported FIX_TRUNC_EXPR tree code.
5215 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5217 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5219 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5220 register on SPE targets. Change documentation to reflect
5222 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5223 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5224 out of the register allocation pool.
5225 (rs6000_reg_live_or_pic_offset_p): New function.
5226 (rs6000_emit_prologue): Move the actual saving of LR up to free
5227 r0 for holding r11. Split saving of SPE 64-bit registers into
5228 its own case. Ensure that offsets will always be in-range for
5229 'evstdd' by using r11 as a scratch register to point at the start
5230 of the SPE save area. Save r11 if necessary, as it is the static
5232 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5233 into its own case. Ensure that offsets will always be in-range
5234 for 'evldd' by using r11 as a scratch register to point at the
5235 start of the SPE save area. Also adjust r11 when restoring
5236 the stack pointer to compensate for pre-loading r11.
5238 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5240 * cfg.c (init_flow): Use type safe memory macros.
5241 (alloc_block): Likewise.
5242 (unchecked_make_edge): Likewise.
5243 (dump_flow_info): Avoid using C++ keywords as variable names.
5244 (copy_original_table_clear): Cast according to the coding conventions.
5245 (copy_original_table_set): Likewise.
5246 * cfgexpand (label_rtx_for_bb): Likewise.
5247 (expand_gimple_basic_block): Likewise.
5248 * cfghooks.c (dump_bb): Likewise.
5249 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5251 (lv_add_condition_to_bb): Likewise.
5252 * cfglayout (relink_block_chain): Cast according to the coding
5254 (fixup_reorder_chain): Likewise.
5255 (fixup_fallthru_exit_predecessor): Likewise.
5256 * cfgloop.c (glb_enum_p): Likewise.
5257 (get_exit_description): Likewise.
5258 (dump_recorded_exit): Likewise.
5259 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5260 (struct loop): ... from here.
5261 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5263 * cfgrtl.c (rtl_create_basic_block): Likewise.
5264 (rtl_split_block): Likewise.
5265 (rtl_dump_bb): Likewise.
5266 (cfg_layout_split_block): Likewise.
5267 (init_rtl_bb_info): Use typesafe memory macros.
5269 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5270 * graphds.h: Updated all usages of edge to graph_edge.
5271 * graphds.c: Likewise.
5272 * cfgloopanal.c: Likewise.
5274 2007-06-05 Ian Lance Taylor <iant@google.com>
5276 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5277 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5278 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5280 (test_for_singularity): Likewise.
5282 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5284 * config/i386/constraints.md ("Y2"): Replaced by ...
5286 * config/i386/i386.md: Likewise.
5287 * config/i386/mmx.md: Likewise.
5288 * config/i386/sse.md: Likewise.
5290 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5292 * config/i386/constraints.md ("z"): Replaced by ...
5294 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5295 (sse4_1_blendvps): Likewise.
5296 (sse4_1_pblendvb): Likewise.
5297 (sse4_2_pcmpestr): Likewise.
5298 (sse4_2_pcmpestrm): Likewise.
5299 (sse4_2_pcmpestr_cconly): Likewise.
5300 (sse4_2_pcmpistr): Likewise.
5301 (sse4_2_pcmpistrm): Likewise.
5302 (sse4_2_pcmpistr_cconly): Likewise.
5304 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5306 * matrix-reorg.c (transform_access_sites): Fix computation.
5307 (transform_allocation_sites): Same.
5309 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5311 * config/i386/i386.c (override_options): Use
5312 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5314 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5317 (nonimm_not_xmm0_operand): Ditto.
5318 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5319 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5320 as operand[2] predicate. Require "z" class XMM register for
5321 operand[3]. Adjust asm template.
5322 ("sse4_1_blendvpd"): Ditto.
5323 ("sse4_1_pblendvb"): Ditto.
5324 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5325 force op2 into xmm0 register for variable blend instructions.
5327 2007-06-04 Tom Tromey <tromey@redhat.com>
5329 * c-tree.h (start_enum): Update.
5330 (build_enumerator): Likewise.
5331 * c-decl.c (enum_next_value): Removed.
5332 (enum_overflow): Likewise.
5333 (start_enum): Add c_enum_contents argument. Don't use globals.
5334 (build_enumerator): Likewise.
5335 * c-tree.h (struct c_enum_contents): New struct.
5337 2007-06-04 Tom Tromey <tromey@redhat.com>
5339 * c-common.c (c_common_get_alias_set): Fix indentation.
5341 2007-06-04 Ian Lance Taylor <iant@google.com>
5343 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5344 to overflow, reduce overflow infinity to regular infinity.
5345 (vrp_var_may_overflow): New static function.
5346 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5348 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5350 * stor-layout.c (layout_type): Remove duplicate code.
5352 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5355 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5356 before build_common_builtin_nodes ().
5358 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5361 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5363 2007-06-04 Jan Hubicka <jh@suse.cz>
5365 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5366 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5367 instead of _stat version.
5369 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5371 PR tree-optimization/32194
5372 * tree-predcom.c (determine_offset): Check that both references have
5375 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5377 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5378 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5379 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5380 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5381 Add argument to iterate_fix_dominators call.
5382 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5383 * gcse.c (hoist_code): Change domby to vector.
5384 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5385 Add argument to iterate_fix_dominators call.
5386 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5387 recompute_dominator.
5388 * lambda-code.c (perfect_nestify): Ditto.
5389 * cfgloopanal.c: Include graphds.h.
5390 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5391 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5392 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5394 * graphds.c: New file.
5395 * graphds.h: New file.
5396 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5397 (get_dominated_by, get_dominated_by_region): Change return type to
5399 (verify_dominators): Recompute all dominators and compare the results.
5400 (recount_dominator): Renamed to ...
5401 (recompute_dominator): ... this. Do not check that the block is
5403 (iterate_fix_dominators): Reimplemented.
5404 (prune_bbs_to_update_dominators, root_of_dom_tree,
5405 determine_dominators_for_sons): New functions.
5406 * et-forest.c (et_root): New function.
5407 * et-forest.h (et_root): Declare.
5408 * Makefile.in (graphds.o): Add.
5409 (cfgloopanal.o): Add graphds.h dependency.
5410 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5411 * basic-block.h (get_dominated_by, get_dominated_by_region,
5412 iterate_fix_dominators): Declaration changed.
5413 (recount_dominator): Renamed to ...
5414 (recompute_dominator): ... this.
5415 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5416 (thread_through_all_blocks): Do not free dominance info.
5418 2007-06-03 Andreas Schwab <schwab@suse.de>
5420 * config/m68k/m68k.c (override_options): Don't override
5422 * config/m68k/m68k-modes.def (SF, DF): Define to use
5423 motorola_single_format and motorola_double_format, resp.
5424 * real.c (motorola_single_format): Renamed from
5425 coldfire_single_format.
5426 (motorola_double_format): Renamed from coldfire_double_format.
5427 (encode_ieee_extended): Generate a proper canonical NaN image
5428 respecting canonical_nan_lsbs_set.
5429 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5431 * real.h: Adjust declarations.
5433 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5436 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5437 the symbol is generated with the stack protector.
5439 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5441 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5442 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5444 * doc/extend.texi (interrupt): Mention m68k.
5446 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5449 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5450 (ix86_expand_sse_pcmpestr): Do not check operands for
5451 "register_operand", when insn operand predicate is "register_operand".
5452 (ix86_expand_sse_pcmpistr): Ditto.
5454 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5455 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5458 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5459 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5460 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5461 * config/i386/constraints.md ("z"): New register constraint
5462 for members of SSE_FIRST_REG class.
5463 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5464 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5465 SSE_FIRST_REG class.
5466 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5467 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5468 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5469 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5470 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5471 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5472 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5473 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5474 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5475 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5476 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5477 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5478 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5479 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5480 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5481 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5482 (struct builtin_description): Change "flag" field to unsigned.
5483 (bdesc_pcmpestr): New builtin description table.
5484 (bdesc_pcmpistr): Likewise.
5485 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5486 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5487 Initialize pcmp[ei]str[im] insns for SSE4.2.
5488 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5489 (ix86_expand_sse_pcmpistr): Likewise.
5490 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5491 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5492 (UNSPEC_PCMPISTR): Likewise.
5493 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5494 (sse4_2_pcmpestri):New isns pattern.
5495 (sse4_2_pcmpestrm): Likewise.
5496 (sse4_2_pcmpestr_cconly): Likewise.
5497 (sse4_2_pcmpistr): New insn patern and splitter.
5498 (sse4_2_pcmpistri):New isns pattern.
5499 (sse4_2_pcmpistrm): Likewise.
5500 (sse4_2_pcmpistr_cconly): Likewise.
5501 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5504 2007-06-01 David Daney <ddaney@avtrex.com>
5506 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5507 LOADGP_ABSOLUTE and not binds_local_p.
5509 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5511 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5513 2007-06-01 Ian Lance Taylor <iant@google.com>
5515 * tree-vrp.c (compare_name_with_value): Always set
5516 used_strict_overflow if we get a result from the variable itself.
5518 2007-06-01 Ian Lance Taylor <iant@google.com>
5520 PR rtl-optimization/31455
5521 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5522 subregs which have a cast between modes which are not tieable.
5524 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5526 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5527 breaks after return statements.
5529 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5531 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5532 only after no_new_pseudos.
5534 2007-05-31 Eric Christopher <echristo@apple.com>
5536 * expr.c (convert_move): Assert that we don't have a BLKmode
5538 (store_expr): Handle BLKmode moves by calling emit_block_move.
5540 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5542 * c-typeck.c (build_indirect_ref): Include type in error message.
5543 (build_binary_op): Pass types to binary_op_error.
5544 * c-common.c (binary_op_error): Take two type arguments, print out
5546 * c-common.h (binary_op_error): Update prototype.
5548 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5550 * config/i386/i386.c: Correct coments on -mno-sse4.
5552 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5554 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5555 (x86_64-*-*): Likewise.
5556 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5557 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5558 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5559 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5560 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5561 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5562 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5563 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5564 (OPTION_MASK_ISA_SSE4): Likewise.
5565 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5566 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5567 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5568 (override_options): Support SSE4.2.
5569 (ix86_build_const_vector): Support SImode and DImode.
5570 (ix86_build_signbit_mask): Likewise.
5571 (ix86_expand_int_vcond): Support V2DImode.
5572 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5573 (IX86_BUILTIN_CRC32HI): Likewise.
5574 (IX86_BUILTIN_CRC32SI): Likewise.
5575 (IX86_BUILTIN_CRC32DI): Likewise.
5576 (IX86_BUILTIN_PCMPGTQ): Likewise.
5577 (bdesc_crc32): Likewise.
5578 (bdesc_sse_3arg): Likewise.
5579 (ix86_expand_crc32): Likewise.
5580 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5581 (ix86_expand_builtin): Likewise.
5582 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5583 __SSE4_2__ for -msse4.2.
5584 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5585 (CRC32MODE): Likewise.
5586 (crc32modesuffix): Likewise.
5587 (crc32modeconstraint): Likewise.
5588 (sse4_2_crc32<mode>): Likewise.
5589 (sse4_2_crc32di): Likewise.
5590 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5592 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5593 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5594 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5595 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5596 (vcondu<mode>): Likewise.
5597 * doc/extend.texi: Document SSE4.2 built-in functions.
5598 * doc/invoke.texi: Document -msse4.2/-msse4.
5600 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5602 PR tree-optimization/32160
5603 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5604 variable as gimple reg.
5605 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5607 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5609 * gcc.c (main): Don't consider linker options when issuing the
5610 warning about a linker input file not being used.
5612 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5614 * tree-vrp.c (compare_names): Initialize sop.
5616 2007-05-30 Dirk Mueller <dmueller@suse.de>
5618 * cgraphunit.c (cgraph_analyze_function): Remove
5619 computation of inline parameters.
5621 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5623 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5625 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5627 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5628 Add vx-common.h. Include vxworks.h between vx-common.h and
5630 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5632 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5633 (TARGET_ASM_DESTRUCTOR): Likewise.
5634 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5635 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5636 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5637 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5638 (VXWORKS_ENDIAN_SPEC): Define.
5639 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5640 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5641 VXWORKS_* equivalents.
5642 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5643 (ASM_FILE_START): Delete.
5644 (TARGET_VERSION): Reformat.
5645 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5646 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5647 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5648 (FPBIT, DPBIT): Define.
5649 (fp-bit.c, dp-bit.c): New rules.
5650 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5651 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5652 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5653 * config/arm/arm.h: Include vxworks-dummy.h.
5654 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5655 Mark with ATTRIBUTE_UNUSED.
5656 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5657 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5658 make it incompatible with -msingle-pic-base.
5659 (arm_function_ok_for_sibcall): Return false for calls that might
5660 go through a VxWorks PIC PLT entry.
5661 (require_pic_register): New function, split out from...
5662 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5664 (arm_load_pic_register): Handle the VxWorks RTP initialization
5665 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5666 (arm_emit_call_insn): New function.
5667 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5668 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5669 (pic_offset_arm): New pattern.
5670 (call, call_value): Use arm_emit_call_insn.
5671 (call_internal, call_value_internal): New expanders.
5672 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5673 VxWorks unless __PIC__.
5675 2007-05-30 Eric Christopher <echristo@gmail.com>
5677 * genrecog.c: Include regs.h in generated file.
5678 * genemit.c: Ditto. Fix up formatting.
5679 * config/mn10300/constraints.md: New.
5680 * config/mn10300/mn10300.md: Include.
5681 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5682 Fix up for removed macro.
5683 * config/mn10300/predicates.md (call_address_operand): Ditto.
5684 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5685 (CONST_OK_FOR_I): Ditto.
5686 (CONST_OK_FOR_J): Ditto.
5687 (CONST_OK_FOR_K): Ditto.
5688 (CONST_OK_FOR_L): Ditto.
5689 (CONST_OK_FOR_M): Ditto.
5690 (CONST_OK_FOR_N): Ditto.
5691 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5695 (EXTRA_CONSTRAINT): Ditto.
5697 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5699 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5701 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5702 OPTION_MASK_ISA_64BIT.
5703 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5705 2007-05-30 Richard Guenther <rguenther@suse.de>
5708 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5709 types for comparison.
5710 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5711 with original typed arguments.
5712 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5714 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5716 PR tree-optimization/31769
5717 * except.c (duplicate_eh_regions): Clear prev_try if
5718 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5720 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5722 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5723 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5724 bsi of the location where statements should be inserted.
5725 (sink_code_in_bb): Take bsi from statement_sink_location.
5726 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5727 instead of bsi_start.
5728 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5730 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5731 (bsi_move_before): Document inconsistency with bsi_move_after.
5732 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5734 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/i386.h (TARGET_ABM): New define.
5737 (TARGET_POPCNT): Ditto.
5738 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5739 New temporary defines to redefine from OPTION_ISA_* defines.
5740 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5741 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5742 (ix86_isa_flags): New extern int declaration.
5743 (TARGET_SUBTARGET_DEFAULT): New define.
5744 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5745 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5746 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5747 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5748 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5749 * config/i386/darwin.h: Change TARGET_64BIT define to
5752 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5753 using existing "ix86_isa_flags" varible.
5754 (m32, m64): Use existing "ix86_isa_flags" variable.
5755 (mmmx, m3dnow): Ditto.
5756 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5757 (mabm): Define as non-negative option using "x86_abm" variable.
5758 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5760 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5761 Rewrite feature test bitmap.
5762 (ix86_isa_flags): New initialized global int varible.
5763 (ix86_isa_flags_explicit): New static int variable.
5764 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5765 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5766 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5767 target_flags_explicit.
5768 (override_options): Remove "target_enable" and "target_disable" fields
5769 from "struct ptt". Update processor_target_table accordingly. Remove
5770 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5771 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5772 "target_flags" and "ix86_isa_flags_explicit" instead of
5773 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5774 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5775 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5776 to true when either of PTA_POPCNT or PTA_ABM is set in
5777 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5778 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5779 processor_alias_table flags entry. Remove handling of
5780 "target_enable" and "target_disable" fields of processor_target_table.
5781 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5782 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5783 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5784 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5785 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5787 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5789 2007-05-29 David Daney <ddaney@avtrex.com>
5792 * config/mips/mips.c (mips_output_mi_thunk): Emit
5793 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5795 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5796 * config/i386/i386.c (ix86_function_regparm): Added checking of
5797 ix86_force_align_arg_pointer to determine the number of
5798 register parameters.
5800 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5802 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5803 (SET_DR_MISALIGNMENT): New.
5804 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5805 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5806 Use SET_DR_MISALIGNMENT.
5807 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5809 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5810 find_loop_nest): Export.
5811 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5812 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5813 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5814 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5816 (struct mem_ref): Add field reuse_distance.
5817 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5818 Initialize reuse_distance field.
5819 (issue_prefetch_ref): Select temporality of prefetch according to
5821 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5822 self_reuse_distance, determine_loop_nest_reuse): New functions.
5823 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5824 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5825 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5828 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5830 * tree-ssa-alias.c: Add aliasing overview.
5832 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5833 Danny Smith <dannysmith@users.sourceforge.net>
5836 * config/i386/t-crtfm: Compile crtfastmath.o with
5837 -minline-all-stringops.
5838 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5839 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5841 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5843 * doc/md.texi: Document constraints on HP PA-RISC.
5845 * pa/constraints.md: New file.
5846 * pa.md: Include constraints.md.
5847 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5848 (integer_store_memory_operand, ldil_cint_p): New functions.
5849 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5850 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5851 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5852 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5853 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5855 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5858 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5859 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5860 case POSTDECREMENT_EXPR>): Return the error_mark_node
5861 if either the real or imaginary parts would an
5864 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5866 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5867 name when we remove it from a call.
5869 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5871 * targhooks.c (default_narrow_bitfield): Remove.
5872 * targhooks.h: Remove the prototype for
5873 default_narrow_bitfield.
5875 * langhooks-def.h: Remove the prototype for
5876 hook_get_alias_set_0.
5877 * langhooks.c (hook_get_alias_set_0): Remove.
5879 * global.c (EXECUTE_IF_CONFLICT): Remove.
5881 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5884 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5885 return true when truth_value_p is true and the type
5888 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5890 * doc/install.texi (Prerequisites): We no longer require Autoconf
5891 2.13 for the top-level.
5893 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5895 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5896 memory access via x86_expand_vector_move_misalign() only for
5897 TImode values on 32-bit targets.
5899 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5901 * matrix-reorg.c: New file. Implement matrix flattening and
5902 transposing optimization.
5903 * tree-pass.h: Add matrix reorg pass.
5904 * common.opt: Add fipa-mreorg flag.
5905 * Makefile.in: Add matrix-reorg.c.
5906 * passes.c: Add matrix reorg pass.
5907 * varpool.c (add_new_static_var): New function.
5908 * cgraph.h (add_new_static_var): Declare.
5910 2007-05-27 Eric Christopher <echristo@apple.com>
5912 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5913 sp_offset depending on stack size. Save r12 depending
5914 on registers we're saving later.
5915 (rs6000_emit_epilogue): Update sp_offset depending only
5918 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5920 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5921 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5922 * ifcvt.c (if_convert): Ditto.
5923 * tree-ssa-threadupdate.c (thread_block): Ditto.
5924 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5925 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5926 verify_loop_closed_ssa): Check number_of_loops instead of
5928 * predict.c (tree_estimate_probability): Ditto.
5929 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5930 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5931 * modulo-sched.c (sms_schedule): Ditto.
5932 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5933 (scev_finalize): Do not do anything if scev analysis was not
5935 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5936 current_loops == NULL.
5937 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5938 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5940 (loop_optimizer_finalize): Assert that loops were analyzed.
5941 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5942 rtl_doloop): Check number_of_loops instead of current_loops.
5943 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5944 current_loops == NULL.
5945 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5946 gate_tree_vectorize tree_linear_transform, check_data_deps,
5947 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5948 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5949 Check number_of_loops instead of current_loops.
5950 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5951 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5952 free loops if available.
5953 (execute_pre): Do not pass do_fre to fini_pre.
5955 2007-05-27 Tobias Burnus <burnus@net-b.de>
5958 * real.c (mpfr_from_real): Fix sign of -Inf.
5960 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5962 * tree-vect-transform.c (vectorizable_conversion): Initialize
5963 tree_code variables to ERROR_MARK.
5964 (vectorizable_type_demotion): Likewise.
5965 (vectorizable_type_promotion): Likewise.
5967 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386/i386.md (movti): Handle push operands via
5973 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5975 * basic-block.h: Remove the prototype for merge_seq_blocks.
5976 * cfgcleanup.c (merge_seq_blocks): Remove.
5978 * tree-flow.h: Remove the prototype for is_aliased_with.
5979 * tree-ssa-alias.c (is_aliased_with): Remove.
5981 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5983 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5985 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5987 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5988 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5989 (vec_unpacks_hi_v16qi): Likewise.
5990 (vec_unpacku_lo_v16qi): Likewise.
5991 (vec_unpacks_lo_v16qi): Likewise.
5992 (vec_unpacku_hi_v8hi): Likewise.
5993 (vec_unpacks_hi_v8hi): Likewise.
5994 (vec_unpacku_lo_v8hi): Likewise.
5995 (vec_unpacks_lo_v8hi): Likewise.
5996 (vec_unpacku_hi_v4si): Likewise.
5997 (vec_unpacks_hi_v4si): Likewise.
5998 (vec_unpacku_lo_v4si): Likewise.
5999 (vec_unpacks_lo_v4si): Likewise.
6001 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6003 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6004 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6005 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6006 follow spelling conventions in various
6007 warning/error/diagnostic messages.
6009 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6010 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6011 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6012 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6013 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6014 * doc/tm.texi: Follow spelling conventions.
6016 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6019 * tree-ssa-forwprop.c
6020 (forward_propagate_addr_into_variable_array_index): Remove
6021 the lhs argument. Use the type of def_rhs instead of lhs.
6022 (forward_propagate_addr_expr_1): Update use of
6023 forward_propagate_addr_into_variable_array_index.
6025 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6026 Nigel Stephens <nigel@mips.com>
6028 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6029 function attributes, "far" being an alias for "long_call".
6030 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6031 (mips_near_type_p, mips_far_type_p): New.
6032 (mips_comp_type_attributes): New function to check that attributes
6033 attached to a function type are compatible.
6034 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6035 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6036 to the target function of the thunk.
6037 (mips_encode_section_info): Check for "near" and "far" function
6038 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6040 * config/mips/predicates.md (const_call_insn_operand): Test only
6041 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6043 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6046 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6047 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6048 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6049 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6051 2007-05-25 Eric Christopher <echristo@apple.com>
6053 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6054 to x86-darwin configurations.
6055 * config/i386/t-darwin: Add softfp support.
6056 * config/i386/t-darwin64: Ditto.
6057 * config/i386/sfp-machine.h: If mach then don't use
6058 aliasing, emit a stub to call.
6060 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6062 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6063 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6064 tree-predcom.c, tree-ssa-alias-warnings.c,
6065 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6066 comment typos. Follow spelling conventions.
6067 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6069 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6072 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6073 constants into memory. Expand unaligned memory references for
6074 SSE modes via x86_expand_vector_move_misalign() function.
6076 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6078 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6079 "memory" attribute for "sseishft" type insn without operands[2].
6081 2007-05-25 Dirk Mueller <dmueller@suse.de>
6082 Marcus Meissner <meissner@suse.de>
6084 * doc/extend.texi (alloc_size): New attribute.
6085 * c-common.c (handle_alloc_size_attribute): New.
6086 * tree-object-size.c (alloc_object_size): Use alloc_size
6087 attribute, if available.
6089 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6093 (__builtin_ia32_vec_ext_v2di): Likewise.
6094 (__builtin_ia32_vec_ext_v4si): Likewise.
6095 (__builtin_ia32_vec_ext_v8hi): Likewise.
6096 (__builtin_ia32_vec_ext_v16qi): Likewise.
6097 (__builtin_ia32_vec_set_v8hi): Likewise.
6099 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6103 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6105 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6106 (arm_is_longcall_p): Rename to...
6107 (arm_is_long_call_p): ...this. Take a single tree argument and
6109 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6110 (CUMULATIVE_ARGS): Remove call_cookie.
6111 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6112 (ENCODED_LONG_CALL_ATTR_P): Delete.
6113 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6114 LONG_CALL_FLAG_CHAR cases.
6115 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6116 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6117 ARM_DECLARE_FUNCTION_SIZE.
6118 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6119 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6120 (arm_encode_call_attribute, current_file_function_operand): Delete.
6121 (arm_function_in_section_p): New function.
6122 (arm_is_longcall_p): Rename to...
6123 (arm_is_long_call_p): ...this. Take the target function as a single
6124 argument and return a bool. Do not rely on call cookies. Check
6125 whether the target symbol is in the same section as the current
6126 function, not just the same compilation unit.
6127 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6128 (arm_encode_section_info): Don't encode a call type.
6129 * config/arm/arm.md (call, call_value): Update calls to
6130 arm_is_long(_)call_p. Simplify logic.
6131 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6132 Update calls to arm_is_long(_)call_p.
6134 2007-05-25 Richard Guenther <rguenther@suse.de>
6136 PR tree-optimization/31982
6137 * tree-ssa-forwprop.c
6138 (forward_propagate_addr_into_variable_array_index): Handle arrays
6139 with element size one.
6141 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6143 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6144 (umulsi3_highpart): Likewise.
6146 2007-05-24 Ian Lance Taylor <iant@google.com>
6148 PR rtl-optimization/32069
6149 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6152 2007-05-24 Ollie Wild <aaw@google.com>
6154 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6157 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6159 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6160 (oprs_unchanged_p): Use it to check all registers in a REG.
6161 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6162 (reg_set_between_after_reload_p): Delete.
6163 (reg_used_between_after_reload_p): Likewise.
6164 (reg_set_or_used_since_bb_start): Likewise.
6165 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6166 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6167 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6168 * rtlanal.c (reg_set_p): Check whether REG overlaps
6169 regs_invalidated_by_call, rather than just checking the
6170 membership of REGNO (REG).
6172 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6174 * doc/passes.texi: Document predictive commoning.
6175 * doc/invoke.texi (-fpredictive-commoning): Document.
6176 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6177 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6178 adding indices to the generated name.
6179 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6180 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6181 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6182 (op_symbol_code): ... and exported.
6183 (dump_omp_clause, op_symbol): Use op_symbol_code
6184 instead of op_symbol_1.
6185 * tree-pass.h (pass_predcom): Declare.
6186 * timevar.def (TV_PREDCOM): New timevar.
6187 * tree-ssa-loop.c (run_tree_predictive_commoning,
6188 gate_tree_predictive_commoning, pass_predcom): New.
6189 * tree-data-ref.c (find_data_references_in_loop): Find the
6190 references in dominance order.
6191 (canonicalize_base_object_address): Ensure that the result has
6193 (dr_analyze_innermost): Export.
6194 (create_data_ref): Code to fail for references with invariant
6196 (find_data_references_in_stmt): ... here.
6197 * tree-data-ref.h (dr_analyze_innermost): Declare.
6198 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6199 (aff_combination_find_elt, name_expansion_hash,
6200 name_expansion_eq, tree_to_aff_combination_expand,
6201 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6203 * tree-affine.h (aff_combination_constant_multiple_p,
6204 tree_to_aff_combination_expand): Declare.
6205 * tree-predcom.c: New file.
6206 * common.opt (fpredictive-commoning): New option.
6207 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6208 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6209 * Makefile.in (tree-predcom.o): Add.
6210 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6211 * passes.c (init_optimization_passes): Add dceloop after
6212 copy propagation in loop optimizer. Add predictive commoning
6213 to loop optimizer passes.
6215 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6217 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6220 2007-05-24 Jan Hubicka <jh@suse.cz>
6222 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6224 (genheader): Include statistics.h.
6226 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6228 * print-rtl.c (flag_dump_unnumbered): Update comments.
6229 (print_rtl): Fix my previous change.
6230 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6233 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6236 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6238 (thread_through_all_blocks): Call initialize_original_copy_tables
6239 and free_original_copy_tables.
6240 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6242 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6243 * cfghooks.c (duplicate_block): Use get_loop_copy.
6244 * cfg.c: Include cfgloop.h.
6245 (loop_copy): New hash table.
6246 (initialize_original_copy_tables): Initialize loop_copy table.
6247 (free_original_copy_tables): Free loop_copy table.
6248 (copy_original_table_clear, copy_original_table_set,
6249 set_loop_copy, get_loop_copy): New functions.
6250 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6251 * cfgloop.h (struct loop): Remove copy field.
6252 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6253 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6255 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6257 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6258 -msse/-msse2/-msse3.
6260 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6262 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6263 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6265 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6268 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6269 * targhooks.h (default_mangle_decl_assembler_name): Declare
6271 * targhooks.c (default_mangle_decl_assembler_name): Define
6273 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6275 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6276 * langhooks.c (lhd_set_decl_assembler_name): Call
6277 targetm.mangle_decl_assembler_name for names with global scope.
6279 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6281 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6282 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6284 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6285 New. Factored out of i386_pe_encode_section_info.
6286 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6287 Move check for prior decoration of stdcall
6288 symbols to i386_pe_encode_section_info.
6289 (i386_pe_encode_section_info): Adjust call to
6290 gen_stdcall_or_fastcall_suffix. Use
6291 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6292 (i386_pe_mangle_decl_assembler_name): New. Wrap
6293 i386_pe_maybe_mangle_decl_assembler_name.
6295 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6297 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6298 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6299 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6300 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6301 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6304 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6305 Nigel Stephens <nigel@mips.com>
6306 Richard Sandiford <richard@codesourcery.com>
6308 Fix up MIPS16 hard float and add support for complex.
6310 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6311 (TARGET_SOFT_FLOAT_ABI): New.
6312 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6313 __mips_soft_float to reflect the ABI in use, not whether the
6314 FPU is directly accessible (e.g., in MIPS16 mode).
6315 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6316 (UNITS_PER_FPVALUE): Likewise.
6318 * config/mips/mips.c (mips_expand_call): Remove redundant
6319 TARGET_MIPS16 check.
6320 (mips_arg_regno): New.
6321 (function_arg_advance): When setting bits in cum->fp_code for
6322 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6324 (function_arg): Use mips_arg_regno.
6325 (mips_return_mode_in_fpr_p): New.
6326 (mips16_call_stub_mode_suffix): New.
6327 (mips16_cfun_returns_in_fpr_p): New.
6328 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6329 (mips_output_function_prologue): Test mips16_hard_float, not
6330 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6331 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6332 return value into a floating-point register.
6333 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6334 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6335 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6336 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6337 word of double arguments from or to the high bits of 64-bit
6338 floating point registers.
6339 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6340 (mips16_fpret_double): New helper function.
6341 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6342 support for complex modes. Fill in DECL_RESULT for stubdecl.
6343 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6345 * config/mips/mips16.S
6346 (RET, ARG1, ARG2): New.
6347 (MERGE_GPRf, MERGE_GPRt): New.
6348 (DELAYt, DELAYf): New.
6349 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6350 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6351 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6352 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6353 (SFOP): Renamed to...
6354 (OPSF3): This, and macro-ified. Updated all uses.
6355 (SFOP2): Renamed to...
6356 (OPSF2): This, and macro-ified. Updated all uses.
6357 (SFCMP): Renamed to...
6358 (CMPSF): This, and macro-ified. Updated all uses.
6359 (SFREVCMP): Renamed to...
6360 (REVCMPSF): This, and macro-ified. Updated all uses.
6361 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6362 (LDDBL1, LDDBL2, RETDBL): Deleted.
6363 (DFOP): Renamed to...
6364 (OPDF3): This, and macro-ified. Updated all uses.
6365 (DFOP2): Renamed to...
6366 (OPDF2): This, and macro-ified. Updated all uses.
6367 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6368 (DFCMP): Renamed to...
6369 (CMPDF): This, and macro-ified. Updated all uses.
6370 (DFREVCMP): Renamed to...
6371 (REVCMPDF): This, and macro-ified. Updated all uses.
6372 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6373 (RET_FUNCTION): New.
6374 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6375 (__mips16_ret_sc, __mips16_ret_dc): New.
6376 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6377 STUB_ARGS_6, STUB_ARGS_10): New.
6378 (CALL_STUB_NO_RET): New.
6379 (__mips16_call_stub_1): Macro-ified.
6380 (__mips16_call_stub_5): Macro-ified.
6381 (__mips16_call_stub_2): Macro-ified.
6382 (__mips16_call_stub_6): Macro-ified.
6383 (__mips16_call_stub_9): Macro-ified.
6384 (__mips16_call_stub_10): Macro-ified.
6385 (CALL_STUB_RET): New.
6386 (__mips16_call_stub_sf_0): Macro-ified.
6387 (__mips16_call_stub_sf_1): Macro-ified.
6388 (__mips16_call_stub_sf_5): Macro-ified.
6389 (__mips16_call_stub_sf_2): Macro-ified.
6390 (__mips16_call_stub_sf_6): Macro-ified.
6391 (__mips16_call_stub_sf_9): Macro-ified.
6392 (__mips16_call_stub_sf_10): Macro-ified.
6393 (__mips16_call_stub_df_0): Macro-ified.
6394 (__mips16_call_stub_df_1): Macro-ified.
6395 (__mips16_call_stub_df_5): Macro-ified.
6396 (__mips16_call_stub_df_2): Macro-ified.
6397 (__mips16_call_stub_df_6): Macro-ified.
6398 (__mips16_call_stub_df_9): Macro-ified.
6399 (__mips16_call_stub_df_10): Macro-ified.
6400 (__mips16_call_stub_sc_0): New.
6401 (__mips16_call_stub_sc_1): New.
6402 (__mips16_call_stub_sc_5): New.
6403 (__mips16_call_stub_sc_2): New.
6404 (__mips16_call_stub_sc_6): New.
6405 (__mips16_call_stub_sc_9): New.
6406 (__mips16_call_stub_sc_10): New.
6407 (__mips16_call_stub_dc_0): New.
6408 (__mips16_call_stub_dc_1): New.
6409 (__mips16_call_stub_dc_5): New.
6410 (__mips16_call_stub_dc_2): New.
6411 (__mips16_call_stub_dc_6): New.
6412 (__mips16_call_stub_dc_9): New.
6413 (__mips16_call_stub_dc_10): New.
6415 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6416 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6417 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6419 2007-05-23 Ian Lance Taylor <iant@google.com>
6421 * doc/invoke.texi (Invoking GCC): Document that the order of the
6424 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6427 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6428 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6429 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6433 * config/score/score.c (score_print_operand): Make sure that only
6434 lower bits are used.
6436 2007-05-22 Ian Lance Taylor <iant@google.com>
6438 * tree-vrp.c (avoid_overflow_infinity): New static function,
6439 broken out of set_value_range_to_value.
6440 (set_value_range_to_value): Call avoid_overflow_infinity.
6441 (extract_range_from_assert): Likewise.
6443 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6446 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6447 change the type before looking for a COMPOUND_EXPR.
6449 2007-05-22 Ian Lance Taylor <iant@google.com>
6451 * lower-subreg.c (decompose_multiword_subregs): If we change an
6452 insn, call remove_retval_note on it.
6454 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6456 * regs.h (end_hard_regno): New function.
6457 (END_HARD_REGNO, END_REGNO): New macros.
6458 (add_to_hard_reg_set): New function.
6459 (remove_from_hard_reg_set): Likewise.
6460 (in_hard_reg_set_p): Likewise.
6461 (overlaps_hard_reg_set_p): Likewise.
6462 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6463 (note_btr_set): Use END_HARD_REGNO.
6464 * caller-save.c (setup_save_areas): Use end_hard_regno.
6465 (mark_set_regs): Use END_HARD_REGNO.
6466 (add_stored_regs): Use end_hard_regno.
6467 (mark_referenced_regs): Use add_to_hard_reg_set.
6468 * combine.c (update_table_tick): Use END_REGNO.
6469 (record_value_for_reg): Likewise.
6470 (record_dead_and_set_regs): Likewise.
6471 (get_last_value_validate): Likewise.
6472 (use_crosses_set_p): Likewise.
6473 (reg_dead_at_p_1): Likewise.
6474 (reg_dead_at_p): Likewise.
6475 (mark_used_regs_combine): Use add_to_hard_reg_set.
6476 (move_deaths): Use END_HARD_REGNO.
6477 (reg_bitfield_target_p): Use end_hard_regno.
6478 (distribute_notes): Use END_HARD_REGNO.
6479 * cse.c (mention_regs): Use END_REGNO.
6480 (insert): Use add_to_hard_reg_set.
6481 (invalidate): Use END_HARD_REGNO.
6482 (invalidate_for_call): Likewise.
6483 (exp_equiv_p): Use END_REGNO.
6484 (cse_insn): Likewise.
6485 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6486 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6487 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6488 * function.c (keep_stack_depressed): Use end_hard_regno.
6489 * global.c (global_alloc): Use end_hard_regno.
6490 (global_conflicts): Use add_to_hard_reg_set instead of
6492 (find_reg): Likewise.
6493 (mark_reg_store): Likewise.
6494 (mark_reg_conflicts): Likewise.
6495 (mark_reg_death): Use remove_from_hard_reg_set.
6496 (mark_reg_live_nc): Delete.
6497 (set_preference): Use end_hard_regno.
6498 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6499 remove_from_hard_reg_set.
6500 (post_mark_life): Use add_to_hard_reg_set.
6501 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6502 (reg_becomes_live): Use add_to_hard_reg_set.
6503 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6504 (peep2_find_free_register): Use add_to_hard_reg_set.
6505 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6506 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6507 * regrename.c (note_sets): Use add_to_hard_reg_set.
6508 (clear_dead_regs): Use remove_from_hard_reg_set.
6509 (regrename_optimize): Use add_to_hard_reg_set.
6510 (find_oldest_value_reg): Use in_hard_reg_set_p.
6511 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6512 (hard_reg_set_here_p): Use end_hard_regno.
6513 (decompose): Likewise.
6514 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6515 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6516 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6517 (mark_home_live): Use end_hard_regno.
6518 (spill_hard_reg): Likewise.
6519 (clear_reload_reg_in_use): Likewise.
6520 * reorg.c (delete_prior_computation): Use END_REGNO.
6521 * resource.c (update_live_status): Use END_HARD_REGNO.
6522 (mark_referenced_resources): Use add_to_hard_reg_set.
6523 (mark_set_resources): Likewise.
6524 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6525 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6526 (reg_overlap_mentioned_p): Likewise.
6527 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6528 (covers_regno_no_parallel_p): Use END_REGNO.
6529 (find_regno_note): Likewise.
6530 (find_reg_fusage): Use END_HARD_REGNO.
6531 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6532 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6534 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6536 * mode-switching.c (reg_dies): Change type of second argument to
6538 (optimize_mode_switching): Update accordingly.
6540 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6542 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6544 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6545 (hard_reg_set_empty_p): ...these new functions.
6546 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6547 GO_IF_HARD_REG_SUBSET.
6548 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6549 instead of GO_IF_HARD_REG_EQUAL.
6550 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6551 instead of GO_IF_HARD_REG_EQUAL.
6552 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6553 GO_IF_HARD_REG_SUBSET.
6554 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6555 GO_IF_HARD_REG_EQUAL.
6556 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6557 of GO_IF_HARD_REG_SUBSET.
6558 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6559 instead of GO_IF_HARD_REG_EQUAL.
6560 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6561 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6562 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6563 of GO_IF_HARD_REG_SUBSET,
6564 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6565 GO_IF_HARD_REG_SUBSET.
6566 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6567 instead of GO_IF_HARD_REG_EQUAL.
6568 * config/sh/sh.c (push_regs, calc_live_regs): Use
6569 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6570 (hard_regs_intersect_p): Delete.
6572 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6574 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6576 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6577 Richard Henderson <rth@redhat.com>
6579 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6581 (x86_64-*-*): Likewise.
6583 * i386/i386-modes.def (V2QI): New.
6585 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6587 (override_options): Support SSE4.1.
6588 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6589 (IX86_BUILTIN_BLENDPS): Likewise.
6590 (IX86_BUILTIN_BLENDVPD): Likewise.
6591 (IX86_BUILTIN_BLENDVPS): Likewise.
6592 (IX86_BUILTIN_PBLENDVB128): Likewise.
6593 (IX86_BUILTIN_PBLENDW128): Likewise.
6594 (IX86_BUILTIN_DPPD): Likewise.
6595 (IX86_BUILTIN_DPPS): Likewise.
6596 (IX86_BUILTIN_INSERTPS128): Likewise.
6597 (IX86_BUILTIN_MOVNTDQA): Likewise.
6598 (IX86_BUILTIN_MPSADBW128): Likewise.
6599 (IX86_BUILTIN_PACKUSDW128): Likewise.
6600 (IX86_BUILTIN_PCMPEQQ): Likewise.
6601 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6602 (IX86_BUILTIN_PMAXSB128): Likewise.
6603 (IX86_BUILTIN_PMAXSD128): Likewise.
6604 (IX86_BUILTIN_PMAXUD128): Likewise.
6605 (IX86_BUILTIN_PMAXUW128): Likewise.
6606 (IX86_BUILTIN_PMINSB128): Likewise.
6607 (IX86_BUILTIN_PMINSD128): Likewise.
6608 (IX86_BUILTIN_PMINUD128): Likewise.
6609 (IX86_BUILTIN_PMINUW128): Likewise.
6610 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6611 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6612 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6613 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6614 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6615 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6616 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6617 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6618 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6619 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6620 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6621 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6622 (IX86_BUILTIN_PMULDQ128): Likewise.
6623 (IX86_BUILTIN_PMULLD128): Likewise.
6624 (IX86_BUILTIN_ROUNDPD): Likewise.
6625 (IX86_BUILTIN_ROUNDPS): Likewise.
6626 (IX86_BUILTIN_ROUNDSD): Likewise.
6627 (IX86_BUILTIN_ROUNDSS): Likewise.
6628 (IX86_BUILTIN_PTESTZ): Likewise.
6629 (IX86_BUILTIN_PTESTC): Likewise.
6630 (IX86_BUILTIN_PTESTNZC): Likewise.
6631 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6632 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6633 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6634 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6635 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6637 (bdesc_sse_3arg): Likewise.
6638 (bdesc_2arg): Likewise.
6639 (bdesc_1arg): Likewise.
6640 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6642 (ix86_expand_sse_4_operands_builtin): New.
6643 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6644 smaller than 8 bits as the 2nd arg.
6645 (ix86_expand_sse_ptest): New.
6646 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6647 (ix86_expand_vector_set): Support SSE4.1.
6648 (ix86_expand_vector_extract): Likewise.
6650 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6651 __SSE4_1__ for -msse4.1.
6653 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6654 (UNSPEC_INSERTPS): Likewise.
6655 (UNSPEC_DP): Likewise.
6656 (UNSPEC_MOVNTDQA): Likewise.
6657 (UNSPEC_MPSADBW): Likewise.
6658 (UNSPEC_PHMINPOSUW): Likewise.
6659 (UNSPEC_PTEST): Likewise.
6660 (UNSPEC_ROUNDP): Likewise.
6661 (UNSPEC_ROUNDS): Likewise.
6663 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6665 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6666 (const_pow2_1_to_32768_operand): Likewise.
6668 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6671 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6673 (sse4_1_insertps): Likewise.
6674 (*sse4_1_extractps): Likewise.
6675 (sse4_1_ptest): Likewise.
6676 (sse4_1_mulv2siv2di3): Likewise.
6677 (*sse4_1_mulv4si3): Likewise.
6678 (*sse4_1_smax<mode>3): Likewise.
6679 (*sse4_1_umax<mode>3): Likewise.
6680 (*sse4_1_smin<mode>3): Likewise.
6681 (*sse4_1_umin<mode>3): Likewise.
6682 (sse4_1_eqv2di3): Likewise.
6683 (*sse4_1_pinsrb): Likewise.
6684 (*sse4_1_pinsrd): Likewise.
6685 (*sse4_1_pinsrq): Likewise.
6686 (*sse4_1_pextrb): Likewise.
6687 (*sse4_1_pextrb_memory): Likewise.
6688 (*sse4_1_pextrw_memory): Likewise.
6689 (*sse4_1_pextrq): Likewise.
6690 (sse4_1_blendpd): Likewise.
6691 (sse4_1_blendps): Likewise.
6692 (sse4_1_blendvpd): Likewise.
6693 (sse4_1_blendvps): Likewise.
6694 (sse4_1_dppd): Likewise.
6695 (sse4_1_dpps): Likewise.
6696 (sse4_1_movntdqa): Likewise.
6697 (sse4_1_mpsadbw): Likewise.
6698 (sse4_1_packusdw): Likewise.
6699 (sse4_1_pblendvb): Likewise.
6700 (sse4_1_pblendw): Likewise.
6701 (sse4_1_phminposuw): Likewise.
6702 (sse4_1_extendv8qiv8hi2): Likewise.
6703 (*sse4_1_extendv8qiv8hi2): Likewise.
6704 (sse4_1_extendv4qiv4si2): Likewise.
6705 (*sse4_1_extendv4qiv4si2): Likewise.
6706 (sse4_1_extendv2qiv2di2): Likewise.
6707 (*sse4_1_extendv2qiv2di2): Likewise.
6708 (sse4_1_extendv4hiv4si2): Likewise.
6709 (*sse4_1_extendv4hiv4si2): Likewise.
6710 (sse4_1_extendv2hiv2di2): Likewise.
6711 (*sse4_1_extendv2hiv2di2): Likewise.
6712 (sse4_1_extendv2siv2di2): Likewise.
6713 (*sse4_1_extendv2siv2di2): Likewise.
6714 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6715 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6716 (sse4_1_zero_extendv4qiv4si2): Likewise.
6717 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6718 (sse4_1_zero_extendv2qiv2di2): Likewise.
6719 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6720 (sse4_1_zero_extendv4hiv4si2): Likewise.
6721 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6722 (sse4_1_zero_extendv2hiv2di2): Likewise.
6723 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6724 (sse4_1_zero_extendv2siv2di2): Likewise.
6725 (*sse4_1_zero_extendv2siv2di2): Likewise.
6726 (sse4_1_roundpd): Likewise.
6727 (sse4_1_roundps): Likewise.
6728 (sse4_1_roundsd): Likewise.
6729 (sse4_1_roundss): Likewise.
6730 (mulv4si3): Don't expand for SSE4.1.
6731 (smax<mode>3): Likewise.
6732 (umaxv4si3): Likewise.
6733 (uminv16qi3): Likewise.
6734 (umin<mode>3): Likewise.
6735 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6737 * doc/extend.texi: Document SSE4.1 built-in functions.
6739 * doc/invoke.texi: Document -msse4.1.
6741 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6743 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6744 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6745 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6746 (ASM_SPEC): Add asm_pcrel_spec.
6747 (EXTRA_SPECS): Add asm_pcrel_spec.
6749 2007-05-21 David Daney <ddaney@avtrex.com>
6751 * doc/install.texi (Building a cross compiler): Add requirements
6752 for Java cross compiler.
6754 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6757 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6758 Add loopno argument. Use evolution_function_is_invariant_rec_p
6759 instead of evolution_function_is_constant_p.
6760 Update calls to evolution_function_is_affine_multivariate_p.
6761 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6762 Add loopno argument.
6763 * tree-scalar-evolution.c (gather_chrec_stats): Call
6764 evolution_function_is_affine_multivariate_p with a loop
6766 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6767 (analyze_overlapping_iterations): Likewise.
6768 (access_functions_are_affine_or_constant_p): Likewise.
6769 (build_classic_dist_vector_1): If the access functions
6770 are equal, don't do anything.
6772 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6773 Paolo Carlini <pcarlini@suse.de>
6774 Uros Bizjak <ubizjak@gmail.com>
6776 * c-cppbuiltin.c (c_cpp_builtins): Define
6777 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6778 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6779 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6780 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6782 2007-05-21 Mike Stump <mrs@apple.com>
6784 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6786 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6788 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6790 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6791 implementation if __OPTIMIZE__ is not defined.
6792 (_mm_alignr_pi8): Ditto.
6793 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6794 (_mm_inserti_si64): Ditto.
6795 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6796 (_mm_slli_epi16): Ditto.
6797 (_mm_slli_epi32): Ditto.
6798 (_mm_slli_epi64): Ditto.
6799 (_mm_srai_epi16): Ditto.
6800 (_mm_srai_epi32): Ditto.
6801 (_mm_srli_si128): Ditto.
6802 (_mm_slli_si128): Ditto.
6803 (_mm_srli_epi16): Ditto.
6804 (_mm_srli_epi32): Ditto.
6805 (_mm_srli_epi64): Ditto.
6806 (_mm_extract_epi16): Ditto.
6807 (_mm_insert_epi16): Ditto.
6808 (_mm_shufflehi_epi16): Ditto.
6809 (_mm_shufflelo_epi16): Ditto.
6810 (_mm_shuffle_epi32): Ditto.
6811 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6813 (_mm_insert_pi16): Ditto.
6815 (_mm_shuffle_pi16): Ditto.
6817 (_mm_shufle_ps): Ditto.
6818 (_mm_prefetch): Ditto.
6820 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6822 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6823 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6824 * real.c (encode_i370_single, decode_i370_single,
6825 encode_i370_double, decode_i370_double): Functions removed.
6826 (i370_single_format, i370_double_format): Initializations removed.
6827 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6828 Consider the log2_b field to always be one.
6829 (ieee_single_format, mips_single_format, coldfire_single_format,
6830 ieee_double_format, mips_double_format, coldfire_double_format,
6831 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6832 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6833 ibm_extended_format, mips_extended_format, ieee_quad_format,
6834 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6835 decimal_single_format, decimal_double_format, decimal_quad_format,
6836 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6837 initialization of log2_b.
6838 * real.h (i370_single_format, i370_double_format): Declarations
6840 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6841 field to always be one.
6843 2007-05-21 Andreas Schwab <schwab@suse.de>
6845 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6846 NOTE_INSN_BASIC_BLOCK_P.
6847 (process_for_unwind_directive): Likewise.
6849 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6851 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6852 * function.h (struct function): Move va_list_gpr_size,
6853 va_list_fpr_size, function_frequency to front of bitfields. Add
6855 (current_function_calls_unwind_init): New.
6856 * except.c (expand_builtin_unwind_init): Set
6857 current_function_calls_unwind_init not
6858 current_function_has_nonlocal_label.
6859 * reload1.c (has_nonexceptional_receiver): New.
6860 (reload): Use it and current_function_calls_unwind_init to
6861 determine whether call-saved regs must be saved.
6863 2007-05-20 Jan Hubicka <jh@suse.cz>
6865 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6866 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6867 * ddg.c (create_ddg): LIkewise.
6868 * final.c (final): Remove hunk moving line number notes around since
6869 they are no longer present at this stage.
6870 (final_scan_insn): Use NOTE_KIND instead of
6871 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6872 (output_asm_label): Likewise.
6873 * reorg.c (dbr_schedule): Likewise.
6874 * haifa-sched.c (unlink_other_notes): Likewise.
6875 * mode-switching.c (optimize_mode_switching): Likewise.
6876 * graph.c (start_bb): Likewise.
6877 * rtl.def (NOTE): Update description.
6878 * jump.c (squeeze_notes): Delete.
6879 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6880 NOTE_INSN_BASIC_BLOCK_P when possible.
6881 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6882 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6883 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6884 (dwarf2out_var_location): Likewise.
6885 * cfgbuild.c (make_edges): Likewise.
6886 (find_basic_blocks_1): Likewise.
6887 * function.c (reorder_blocks_1): Likewise.
6888 (epilogue_done): Likewise.
6889 (reposition_prologue_and_epilogue_notes): Likewise.
6890 * print-rtl.c (print_rtx): Likewise; drop code for printing
6892 (print_rtl): Likewise.
6893 (print_rtl_single): Likewise.
6894 * gcse.c (insert_insn_start_bb): Likewise.
6895 * alias.c (init_alias_analysis): Likewise.
6896 * calls.c (fixup_tail_calls): Likewise.
6897 * except.c (sjlj_emit_function_enter): Likewise.
6898 * emit-rtl.c (add_insn_after): Likeiwse.
6899 (emit_label_before): Likewise.
6900 (emit_label_after): Likewise.
6901 (emit_note_before, emit_note_after, emit_note): Update
6902 parameter to be enum insn_note; do not deal with source
6904 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6905 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6907 (merge_blocks_move_successor_nojumps): Simplify now when
6908 we don't have BLOCK notes.
6909 (try_optimize_cfg): Likewise.
6910 * cfglayout.c (skip_insns_after_block): Likewise.
6911 (record_effective_endpoints): Likewise.
6912 (duplicate_insn_chain): Likewise.
6913 * varasm.c (output_constant_pool_1): Likewise.
6914 * sched-deps.c (sched_analyze): Likewise.
6915 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6917 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6918 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6919 (SET_INSN_DELETED): Simplify.
6920 (NOTE_LINE_NUMBER): Exterminate.
6921 (NOTE_LINE_KIND): New.
6922 (NOTE_INSN_BASIC_BLOCK_P): Update.
6923 (enum insn_note): Simplify.
6924 (GET_NOTE_INSN_NAME) Simplify.
6925 (emit_note_before, emit_note_after, emit_note): Update prototype.
6926 (squeeze_notes): Remove.
6927 * sched-int.h (NOTE_NOT_BB_P): Update.
6928 * resource.c (mark_target_live_regs): Update.
6929 * sched-rgn.c (debug_dependencies): Update.
6930 * sched-vis.c (print_insn): Update.
6931 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6932 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6933 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6934 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6935 (split_branches): Update.
6936 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6938 (sh_adjust_unroll_max): Exterminate.
6939 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6940 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6941 (m68hc11_reorg): Likewise.
6942 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6943 (emit_predicate_relation_info): Update.
6944 (process_for_unwind_directive): Update.
6945 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6946 (output_call): Update.
6947 * config/pa/pa.c (output_lbranch): Update.
6948 (output_millicode_call): Update.
6949 (output_call): Update.
6950 (pa_combine_instructions): Update.
6951 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6952 * config/bfin/bfin.c (gen_one_bundle): Update.
6953 * cfgrtl.c (can_delete_note_p): Update.
6954 (delete_insn): Update.
6955 (rtl_merge_blocks): Update.
6956 (commit_one_edge_insertion): Update.
6957 (rtl_verify_flow_info): Update.
6958 * stmt.c (expand_case): Do not call squeeze_notes.
6960 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6967 * c.opt (Wtype-limits): New.
6968 * doc/invoke.texi (Wtype-limits): Document it.
6969 (Wextra): Enabled by -Wextra.
6970 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6971 * c-common.c (shorten_compare): Warn with Wtype-limits.
6973 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6975 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6976 inlined function, not as a macro.
6977 (_mm_alignr_pi8): Ditto.
6978 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6979 (_mm_inserti_si64): Ditto.
6980 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6981 (_mm_extract_epi16): Ditto.
6982 (_mm_insert_epi16): Ditto.
6983 (_mm_shufflehi_epi16): Ditto.
6984 (_mm_shufflelo_epi16): Ditto.
6985 (_mm_shuffle_epi32): Ditto.
6986 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6987 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6989 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6991 (_m_to_float): Use C89 compatible assignment.
6993 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6996 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6998 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7001 * doc/invoke.texi (Wreturn-type): Complete description.
7002 (Wextra): Delete item about return-type warning.
7003 * c-decl.c: Delete redundant Wextra warning.
7005 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7009 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7010 inlined function, not as a macro.
7011 (_mm_prefetch): Ditto.
7013 (_mm_insert_pi16): Ditto.
7015 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7016 (_m_pshufw): Ditto. Add const to __N argument.
7017 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7018 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7019 (_mm_slli_epi32): Ditto.
7020 (_mm_srli_si128): Implement as always inlined function, not as a
7021 macro. Add __inline to function declaration.
7022 (_mm_slli_si128): Ditto.
7024 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7027 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7029 (struct fenv): New structure.
7030 (FP_HANDLE_EXCEPTIONS): New define.
7031 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7032 (_FP_DECL_EXP): New define.
7033 (FP_INIT_ROUNDMODE): New define.
7034 (FP_ROUNDMODE): New define.
7036 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7038 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7039 (Wconversion): Update description.
7040 (Wconversion-sign): New.
7041 * c.opt (Wconversion-sign): New.
7042 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7043 means disabled for C++. Otherwise, take the status of Wconversion.
7044 * c-common.c (conversion_warning): Warn with either Wconversion or
7046 (warnings_for_convert_and_check): Conditions are already checked by
7048 (convert_and_check): Don't check warnings if the conversion failed.
7050 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7051 Anatoly Sokolov <aesok@dol.ru>
7053 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7054 avr_epilogue_uses) : Add declaration.
7055 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7056 * config/avr/constraints.md (R): New constraint.
7057 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7058 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7059 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7060 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7061 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7062 call_prologue_saves, epilogue_restores, return_from_epilogue,
7063 return_from_main_epilogue, return_from_interrupt_epilogue,
7064 return_from_naked_epilogue, prologue, epilogue): New patterns.
7065 (jump): Handle symbol reference.
7066 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7067 avr_output_function_prologue, avr_output_function_epilogue): Remove
7069 (avr_init_machine_status, expand_prologue, expand_epilogue,
7070 avr_asm_function_end_prologue, avr_epilogue_uses,
7071 avr_asm_function_begin_epilogue): New functions.
7072 (prologue_size, epilogue_size, jump_tables_size): Remove global
7074 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7075 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7076 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7077 (avr_override_options): Initialise init_machine_status.
7078 (output_movhi): Handle all stack pointer loads.
7079 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7080 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7081 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7082 (EPILOGUE_USES) Redefine.
7083 (machine_function) Declare.
7085 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7087 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7088 Use a single return statement.
7090 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * builtins.c (do_mpfr_lgamma_r): New.
7094 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7095 * tree.h (CASE_FLT_FN_REENT): New.
7097 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7099 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7100 (output_die): Use 'unsigned long' with %x.
7101 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7102 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7103 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7105 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7107 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7112 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7113 true if function has no argument.
7115 2007-05-18 DJ Delorie <dj@redhat.com>
7117 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7118 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7120 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7122 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7123 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7124 count_trailing_zeros.
7125 (__i386__): Implement count_leading_zeros using __builtin_clz().
7126 Implement count_trailing_zeros usign __builtin_ctz().
7128 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7130 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7132 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7135 * expr.c (emit_move_change_mode): Change mode of push operands here.
7137 2007-05-17 Ian Lance Taylor <iant@google.com>
7139 PR tree-optimization/31953
7140 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7142 (set_value_range_to_null): Call set_value_range_to_value.
7143 (extract_range_from_comparison): Likewise.
7145 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7147 * toplev.c (print_version): Output GMP/MPFR version info.
7149 * builtins.c (CASE_MATHFN_REENT): New macro.
7150 (mathfn_built_in): Use it.
7151 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7152 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7153 BUILT_IN_LGAMMAL_R): New.
7154 * doc/extend.texi: Document new builtins.
7157 * builtins.c (do_mpfr_remquo): New.
7158 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7159 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7162 * builtins.c (fold_builtin_1): Handle y0, y1.
7163 (fold_builtin_2): Handle yn.
7166 * builtins.c (do_mpfr_bessel_n): New.
7167 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7168 (fold_builtin_2): Handle BUILT_IN_JN.
7170 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7173 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7174 TYPE_PRECISION (intmax_type_node).
7176 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7179 * reload.c (subst_reloads): Remove checking.
7181 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7183 PR rtl-optimization/31691
7184 * combine.c (simplify_set): Build a new src pattern instead of
7185 substituting its operands in the COMPARE case.
7187 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7189 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7190 (execute_vrp): Preserve loops through jump threading.
7191 * tree-ssa-threadupdate.c (thread_single_edge,
7192 dbds_continue_enumeration_p, determine_bb_domination_status,
7193 thread_through_loop_header): New functions.
7194 (create_edge_and_update_destination_phis,
7195 create_edge_and_update_destination_phis): Set loops for the new blocks.
7196 (prune_undesirable_thread_requests): Removed.
7197 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7199 (thread_block): Do not call prune_undesirable_thread_requests.
7201 (mark_threaded_blocks): Select edges to thread here.
7202 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7203 Thread edges through loop headers independently.
7204 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7205 * tree-pass.h (TODO_mark_first_instance): New.
7206 (first_pass_instance): Declare.
7207 * cfghooks.c (duplicate_block): Put the block to the original loop
7208 if copy is not specified.
7209 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7210 jump threading. Pass may_peel_loop_headers to
7211 thread_through_all_blocks according to first_pass_instance.
7212 * cfgloop.h (create_preheader): Declare.
7213 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7214 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7215 * passes.c (first_pass_instance): New variable.
7216 (next_pass_1): Set TODO_mark_first_instance.
7217 (execute_todo): Set first_pass_instance.
7219 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7221 PR tree-optimization/24659
7222 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7223 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7224 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7225 OTI_vec_pack_ufix_trunc.
7226 (vec_unpacks_float_hi_optab): Define new macro.
7227 (vec_unpacks_float_lo_optab): Ditto.
7228 (vec_unpacku_float_hi_optab): Ditto.
7229 (vec_unpacku_float_lo_optab): Ditto.
7230 (vec_pack_sfix_trunc_optab): Ditto.
7231 (vec_pack_ufix_trunc_optab): Ditto.
7232 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7233 and vec_pack_[s|u]fix_trunc_optab using
7234 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7235 * tree-vectorizer.c (supportable_widening_operation): Handle
7236 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7237 (supportable_narrowing_operation): New function.
7238 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7239 * tree-vect-transform.c (vectorizable_conversion): Handle
7240 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7241 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7242 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7243 to check for target support.
7244 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7245 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7246 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7247 for VEC_PACK_FIX_TRUNC_EXPR.
7248 (expand_binop): Special case mode of the result for
7249 vec_pack_[u|s]fix_trunc_optab.
7250 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7251 vec_pack_[u|s]fix_trunc_optab.
7253 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7254 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7255 * tree-pretty-print.c (dump_generic_node): Handle
7256 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7257 VEC_PACK_FIX_TRUNC_EXPR.
7259 * expr.c (expand_expr_real_1): Ditto.
7260 * tree-inline.c (estimate_num_insns_1): Ditto.
7261 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7263 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7264 (vec_unpacks_float_lo_v8hi): Ditto.
7265 (vec_unpacku_float_hi_v8hi): Ditto.
7266 (vec_unpacku_float_lo_v8hi): Ditto.
7267 (vec_unpacks_float_hi_v4si): Ditto.
7268 (vec_unpacks_float_lo_v4si): Ditto.
7269 (vec_pack_sfix_trunc_v2df): Ditto.
7271 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7273 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7274 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7275 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7276 [vec_pack_ufix_trunc]: Ditto.
7277 [vec_unpacks_float_hi]: Ditto.
7278 [vec_unpacks_float_lo]: Ditto.
7279 [vec_unpacku_float_hi]: Ditto.
7280 [vec_unpacku_float_lo]: Ditto.
7282 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7284 * soft-fp/README: Update for new files.
7285 * soft-fp/floattisf.c: New file.
7286 * soft-fp/floattidf.c: New file.
7287 * soft-fp/floattitf.c: New file.
7288 * soft-fp/floatuntisf.c: New file.
7289 * soft-fp/floatuntidf.c: New file.
7290 * soft-fp/floatuntitf.c: New file.
7291 * soft-fp/fixsfti.c: New file.
7292 * soft-fp/fixdfti.c: New file.
7293 * soft-fp/fixtfti.c: New file.
7294 * soft-fp/fixunssfti.c: New file.
7295 * soft-fp/fixunsdfti.c: New file.
7296 * soft-fp/fixunstfti.c: New file.
7297 * soft-fp/extendxftf.c: New file.
7298 * soft-fp/trunctfxf.c: New file.
7300 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7301 (__trunctfxf2): Ditto.
7303 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7304 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7305 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7306 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7307 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7308 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7310 * config/i386/t-fprules-softfp64: New file.
7311 * config/i386/sfp-machine.h: New file.
7312 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7313 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7314 and soft-fp/t-softfp to tmake_file.
7315 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7316 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7318 * config/i386/t-linux64 (softfp_wrap_start): New.
7319 (softfp_wrap_end): New.
7320 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7321 supported for TARGET_64BIT.
7323 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7325 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7326 c_common_unsigned_type behavior.
7328 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7330 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7333 2007-05-16 Eric Christopher <echristo@apple.com>
7335 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7336 saving after stack push. Set sp_offset whenever we push.
7337 (rs6000_emit_epilogue): Move altivec register restore before
7340 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7342 * configure.ac: Allow sysroots to be relocated under $prefix as
7343 well as $exec_prefix.
7344 * configure: Regenerate.
7346 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7350 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7352 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7353 (gcc_tooldir): Likewise.
7354 * configure: Regenerate.
7355 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7356 old configure.ac gcc_tooldir setting.
7357 (prefix_to_exec_prefix): New variable.
7358 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7359 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7361 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7363 * c-typeck.c (build_binary_op): Return early for error.
7365 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7367 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7368 struct nb_iter_bound.
7369 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7370 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7371 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7372 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7373 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7374 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7375 (del_scev_info): Use ggc_free.
7376 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7377 * loop-init.c: Include ggc.h.
7378 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7379 (loop_optimizer_finalize): Use ggc_free.
7380 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7381 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7382 pass_iv_optimize): Add TODO_ggc_collect.
7383 * function.h (struct function): Remove skip marker from
7385 * cfgloop.c: Include ggc.h.
7386 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7388 (establish_preds): Vector superloops is gc allocated.
7389 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7391 (flow_loops_find): Vector larray is gc allocated.
7392 (loop_exit_free): Use ggc_free.
7393 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7394 that head of exits list is now not a part of struct loop.
7395 (record_loop_exits): Allocate exits table in gc memory.
7396 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7397 that head of exits list is now not a part of struct loop.
7398 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7399 struct loop_exit): Add GTY marker.
7400 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7401 Add skip marker to aux field. Make head of exits list a separate
7403 (struct loops): Add GTY marker. Make larray vector gc allocated.
7404 Add param marker to exits table.
7405 (get_loops): Type changed.
7406 * Makefile.in (tree-scalar-evolution.o): Add
7407 gt-tree-scalar-evolution.h dependency.
7408 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7409 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7410 * basic-block.h (struct basic_block_def): Remove skip marker from
7413 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7415 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7416 of 0 in the call to expand_expr().
7417 (expand_builtin_mathfn_3): Ditto.
7418 (expand_builtin_interclass_mathfn): Ditto.
7419 (expand_builtin_cexpi): Ditto.
7420 (expand_builtin_int_roundingfn): Ditto.
7421 (expand_builtin_int_roundingfn_2): Ditto.
7422 (expand_builtin_pow): Ditto.
7423 (expand_builtin_powi): Ditto.
7424 (expand_builtin_bswap): Ditto.
7425 (expand_builtin_unop): Ditto.
7426 (expand_builtin_fabs): Ditto.
7427 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7428 the call to expand_expr().
7429 (expand_builtin_sync_operation): Ditto.
7430 (expand_builtin_compare_and_swap): Ditto.
7431 (expand_builtin_lock_test_and_set): Ditto.
7432 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7433 instead of 0 in the call to expand_expr().
7434 (expand_builtin_extract_return_addr): Ditto.
7435 (expand_builtin_eh_return): Ditto.
7436 (expand_eh_return): Ditto.
7437 * explow.c (expr_size): Ditto.
7438 * expr.c (optimize_bitfield_assignment_op): Ditto.
7439 (expand_assignement): Ditto.
7440 (store_expr): Ditto.
7441 (store_field): Ditto.
7442 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7443 the call to expand_expr().
7444 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7445 in the call to expand_expr().
7446 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7447 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7448 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7450 * optabs.c (expand_vec_shift_expr): Ditto.
7451 (expand_vec_cond_expr): Ditto.
7452 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7453 call to expand_expr().
7454 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7455 in the call to expand_expr().
7457 2007-05-14 Dave Korn <dave.korn@artimi.com>
7459 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7461 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7463 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7464 instead of c_common_unsigned_type.
7465 (c_common_unsigned_type): Remove.
7466 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7467 c_common_unsigned_type.
7468 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7469 c_common_unsigned_type.
7470 * c-common.h (c_common_unsigned_type): Remove.
7471 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7472 c_common_unsigned_type.
7473 * c-format.c (check_format_types): Use unsigned_type_for instead of
7474 c_common_unsigned_type.
7475 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7476 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7477 of c_common_unsigned_type.
7478 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7479 lang_hooks.types.unsigned_type.
7480 * expmed.c (make_tree): Use unsigned_type_for instead of
7481 lang_hooks.types.unsigned_type.
7482 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7483 lang_hooks.types.unsigned_type.
7484 (build_range_check): Likewise.
7485 (fold_unary): Likewise.
7486 (fold_binary): Likewise.
7487 (fold_ternary): Likewise.
7488 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7489 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7490 * tree.c (get_unsigned_type): New.
7491 (unsigned_type_for): Use get_unsigned_type instead of
7492 lang_hooks.types.unsigned_type.
7494 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7496 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7497 to m68k_get_function_kind. Update its prototype.
7498 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7500 (m68k_interrupt_function_p): Return enum m68k_function_type
7501 instead of bool. Rename to m68k_get_function_kind.
7502 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7504 (m68k_compute_frame_layout): Don't mark any register for save
7505 if an interrupt_thread attribute is specified.
7506 (m68k_hard_regno_rename_ok): Update a use of
7507 m68k_interrupt_function_p.
7508 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7509 m68k_interrupt_function_p.
7510 (m68k_function_type): New.
7511 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7512 for a function with an interrupt_thread attribute.
7513 * doc/extend.texi: Document the interrupt_thread attribute.
7515 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7517 Fix PR tree-optimization/31911
7518 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7519 if they didn't change the expression.
7521 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7523 * tree-scalar-evolution.c (resolve_mixers): Exported.
7524 * tree-scalar-evolution.h (resolve_mixers): Declare.
7525 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7526 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7527 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7528 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7529 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7530 strip_conversion, analyze_offset_expr, address_analysis,
7531 object_analysis, analyze_offset): Removed.
7532 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7533 split_constant_offset, canonicalize_base_object_address,
7534 object_address_invariant_in_loop_p, disjoint_objects_p,
7535 dr_may_alias_p, dr_address_invariant_p): New functions.
7536 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7537 and dr_analyze_alias.
7538 (initialize_data_dependence_relation): Use dr_may_alias_p
7539 and object_address_invariant_in_loop_p.
7540 (compute_self_dependence): Handle the case when
7541 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7542 (find_data_references_in_stmt): Restrict the analysis of data
7543 references to the given loop nest.
7544 (find_data_references_in_loop): Made static. Pass loop nest to
7545 find_data_references_in_stmt.
7546 (compute_data_dependences_for_loop): Use DR_VOPS.
7547 (free_data_ref): Free DR_VOPS.
7548 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7549 (struct innermost_loop_behavior): ... new.
7550 (struct base_object_info): Replaced by ...
7551 (struct indices): ... new.
7552 (struct dr_alias): New.
7553 (enum data_ref_type): Removed.
7554 (struct data_reference): Consist of struct innermost_loop_behavior,
7555 struct indices and struct dr_alias.
7556 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7557 (DR_MEMTAG): Renamed to ...
7558 (DR_SYMBOL_TAG): ... this.
7559 (find_data_references_in_loop): Declaration removed.
7560 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7561 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7562 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7563 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7565 2007-05-13 Revital Eres <eres@il.ibm.com>
7567 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7568 which walks virtual def-use chains to find redundant stores.
7569 (dse_optimize_stmt): Call it.
7571 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7573 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7574 * passes.c (init_optimization_passes): Move pass_jump_bypass
7577 * basic-block.h (bb_has_eh_pred): Fix style issue.
7579 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7581 PR rtl-optimization/31848
7582 * loop-invariant.c (move_invariant_reg): If we move an insn
7583 with a REG_EQUAL note, and that insn is not always executed,
7584 remove the REG_EQUAL note.
7586 2007-05-12 Richard Guenther <rguenther@suse.de>
7588 PR tree-optimization/31797
7589 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7590 propagate into a stmt that has volatile ops.
7592 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7594 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7595 (gcc_tooldir): Likewise.
7596 * configure: Regenerate.
7597 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7598 old configure.ac gcc_tooldir setting.
7599 (prefix_to_exec_prefix): New variable.
7600 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7601 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7603 2007-05-11 Silvius Rus <rus@google.com>
7605 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7606 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7607 * c-common.h (strict_aliasing_warning): Change return type.
7608 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7609 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7610 (build_c_cast): Condition call to strict_aliasing_warning.
7611 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7612 * flags.h (set_Wstrict_aliasing): Declare.
7613 * opts.c (set_Wstrict_alising): Define, add call to.
7614 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7615 * tree-ssa-alias-warnings.c: New file.
7616 * tree-ssa-alias.c (compute_may_aliases): Add call to
7617 strict_aliasing_warning_backend.
7619 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7621 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7622 Use loop_depth and loop_outer accessor functions.
7623 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7624 determine_invariantness_stmt, move_computations_stmt): Ditto.
7625 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7626 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7627 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7628 * tree-scalar-evolution.c (interpret_loop_phi,
7629 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7630 instantiate_parameters_1, scev_const_prop): Ditto.
7631 * cfghooks.c (make_forwarder_block): Ditto.
7632 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7633 * modulo-sched.c (loop_canon_p): Ditto.
7634 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7635 slpeel_can_duplicate_loop_p): Ditto.
7636 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7637 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7638 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7639 cancel_loop, verify_loop_structure): Ditto.
7640 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7641 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7642 superloops vector instead of "pred" array.
7643 (establish_preds): Take father loop as an argument. Initialize the
7645 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7646 Do not initialize loop->outer.
7647 (flow_loop_tree_node_remove): Truncate the superloops vector.
7648 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7649 "pred" merged to "superloops" vector.
7650 (loop_depth, loop_outer): New.
7651 (fel_init): Use loop_outer.
7653 2007-05-11 Jan Hubicka <jh@suse.cz>
7655 * cgraphunit.c: Include gt-cgraphunit.h
7656 (static_ctors, static_dtors): New static vars.
7657 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7658 based on implementation in c-common.c
7659 (cgraph_finalize_function): Call record_cdtor_fn.
7660 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7661 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7662 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7663 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7664 build_cdtor, c_build_cdtor_fns): Remove.
7665 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7666 c_build_cdtor_fns): Remove prototype.
7668 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7671 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7672 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7673 * builtins.c (fold_builtin_memchr): New.
7674 (expand_builtin_memchr): Call the latter.
7675 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7676 * doc/extend.texi ([Other built-in functions provided by GCC]):
7679 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7681 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7682 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7683 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7684 PFPO_OP1_TYPE_SHIFT): Constants added.
7685 (DFP_ALL): Mode macro defined.
7686 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7687 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7688 Insn definitions added.
7689 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7690 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7693 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7695 PR tree-optimization/31885
7696 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7697 NULL_TREE to be undetermined.
7698 (automatically_generated_chrec_p): Return false for NULL.
7700 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7702 * config/bfin/bfin.h (MOVE_RATIO): Define.
7704 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7706 * config.gcc (sparc-wrs-vxworks): New target.
7707 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7708 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7709 * config/sparc/sparc.h: Include vxworks-dummy.h.
7710 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7711 include LABEL_REFs too.
7712 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7713 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7715 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7717 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7718 (sparc_emit_call_insn): New function.
7719 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7720 functions when generating VxWorks PIC.
7721 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7722 (call, call_value): Use sparc_emit_call_insn instead of
7725 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7727 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7729 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7731 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7732 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7733 split_double instead of operand_subword.
7735 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7737 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7738 * config/bfin/bfin.c (bfin_local_alignment): New function.
7739 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7741 2007-05-08 Chao-ying Fu <fu@mips.com>
7743 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7744 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7745 (smsub_widen_optab, umsub_widen_optab): Define.
7746 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7748 * genopinit.c (optabs): Fill in smsub_widen_optab and
7750 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7751 and umsub_widen_optab to implement multiply-subtract sequences.
7752 * config/mips/mips.md (*msac<u>_di): Rename to...
7753 (<u>msubsidi4): ...this. Extend condition to include
7754 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7755 of operand 0 to "ka" and use the three-operand form of msub<u>
7757 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7760 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7762 PR rtl-optimization/28011
7763 * reload.c (push_reload): Set dont_share if IN appears in OUT
7764 also when IN is a PLUS rtx.
7765 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7768 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7770 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7771 call unshare_all_decls.
7772 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7773 (unshare_all_decls): Remove.
7775 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7778 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7781 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7782 Nigel Stephens <nigel@mips.com>
7784 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7785 Update comments and all uses.
7786 (MIN_FPRS_PER_FMT): Define.
7787 * config/mips/mips.c (function_arg): Fix to correctly handle
7788 the -mips32r2 -mfp64 -mabi=32 case.
7789 (override_options): Enable use of odd-numbered registers for
7790 SFmode values on MIPS32.
7791 (mips_save_reg_p): Save whole floating-point register pair if
7792 either half is used.
7793 (compute_frame_size): Fix comment.
7795 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7797 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7798 argument of type bool.
7799 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7800 argument. Safely select temporary P register according to it.
7801 (do_link): Change call site of add_to_reg accordingly.
7802 (do_unlink): Add epilogue_p as a fourth argument and pass it
7804 (expand_interrupt_handler_epilogue): Change call of do_unlink
7806 (bfin_expand_prologue): Add a third argument sibcall_p.
7807 * config/bfin/bfin.md (epilogue): Change call of
7808 bfin_expand_epilogue accordingly.
7809 (sibcall_epilogue): Likewise.
7810 (eh_return_internal): Likewise.
7812 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7813 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7814 * config/bfin/bfin.c (bfin_handle_option): Handle
7815 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7816 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7817 Support bf534, bf536 and bf561.
7818 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7820 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7823 * config/i386/i386.c (ix86_function_regparm): Process local
7824 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7826 2007-05-07 Mike Stump <mrs@apple.com>
7828 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7829 also checks for and while statements in C++.
7831 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7833 * gcc.c (at_file_supplied): New variable.
7834 (main): Set it if we expanded argv.
7835 (do_spec_1): Pass an @-file to the linker if we were called with
7836 an @-file argument and HAVE_GNU_LD.
7837 * collect2.c (at_file_supplied): New variable.
7838 (response_file): New variable.
7839 (collect_exit): Unlink response_file if necessary.
7840 (handler): Likewise.
7841 (do_wait): Likewise.
7842 (main): Set at_file_supplied if we expanded argv.
7843 (collect_execute): Pass an @-file to subprocesses if we were called
7844 with an @-file argument.
7845 * configure.ac: Add define for HAVE_GNU_LD.
7846 * configure: Regenerate.
7847 * config.in: Regenerate.
7849 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7851 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7857 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7859 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7860 (TARGET_ENCODE_SECTION_INFO): Re-define.
7861 (m32c_encode_section_info): New
7862 (function_vector_handler): New
7863 (current_function_special_page_vector): New
7864 (m32c_special_page_vector_p): New.
7865 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7867 * config/m32c/jump.md: Added instruction JSRS for functions
7868 with attribute "function_vector".
7869 * doc/extend.texi (function_vector): Added description
7870 for M16C, M32C targets.
7872 2007-05-07 DJ Delorie <dj@redhat.com>
7875 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7876 ashrpsi3, lshrpsi3): Update shift count constraint.
7878 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7879 Nathan Froyd <froydnj@codesourcery.com>
7882 * c-incpath.c (add_path): Strip trailing path separators.
7884 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7886 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7887 Free dominance info before purging EH edges.
7888 (eliminate_degenerate_phis): Likewise.
7889 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7891 2007-05-07 Jan Hubicka <jh@suse.cz>
7893 * gimplify.c (gimplify_expr): Do not crash when folding
7894 (void *)(int)&a + 4.
7896 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7899 * c-opts.c (lang_fortran): Make it non static.
7900 * c-common.h (lang_fortran): New prototype.
7901 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7902 -lang-fortran option was passed by the driver.
7904 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7906 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7907 of ASSERT_CHECKING. Tweak message.
7909 2007-05-06 Revital Eres <eres@il.ibm.com>
7912 * loop-unroll.c (insert_var_expansion_initialization):
7913 Initialize the expansions with -zero instead of +zero.
7915 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7917 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7918 into pic and non-pic versions. Mark r19 as used for
7919 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7920 for tgd_load, tld_load and tie_load .
7921 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7922 version of tgd_load, tld_load and tie_load depending on the
7925 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7926 Jakub Jelinek <jakub@redhat.com>
7928 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7929 (__do_global_dtors_aux): Use more paranoid loop to run
7930 destructors if HIDDEN_DTOR_LIST_END.
7931 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7933 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7935 * varasm.c (align_variable): Don't increase alignment for
7936 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7937 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7939 2007-05-04 Josh Conner <jconner@apple.com>
7941 * basic-block.h (cdi_direction): Assign values to all enumeration
7943 (dom_computed): Remove.
7944 (dom_info_state): New.
7945 (set_dom_info_availability): New.
7946 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7947 walk_data.dom_direction.
7948 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7949 instead of dom_computed[].
7950 (split_edge): Likewise.
7951 (create_basic_block): Likewise.
7952 (merge_blocks): Likewise.
7953 * ifcvt.c (find_if_header): Likewise.
7954 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7955 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7956 * tree-ssa.c (verify_ssa): Likewise.
7957 * tree-cfg.c (tree_verify_flow_info): Likewise.
7958 (remove_edge_and_dominated_blocks): Likewise.
7959 * dominance.c (dom_computed): Make static.
7960 (calc_dfs_tree_nonrec): Change third param to a bool.
7961 (calc_dfs_tree): Change second param to a bool.
7962 (calc_idioms): Change second param to a bool. Use
7963 dom_convert_dir_to_idx.
7964 (init_dom_info): Validate dir before using.
7965 (dom_convert_dir_to_idx): New.
7966 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7967 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7968 (free_dominance_info): Use dom_convert_dir_to_idx.
7969 (get_immediate_dominator): Likewise.
7970 (set_immediate_dominator): Likewise.
7971 (get_dominated_by): Likewise.
7972 (redirect_immediate_dominators): Likewise.
7973 (nearest_common_denominator): Likewise.
7974 (dominated_by_p): Likewise.
7975 (bb_dom_dfs_in): Likewise.
7976 (bb_dom_dfs_out): Likewise.
7977 (recount_dominator): Likewise.
7978 (iterate_fix_dominators): Likewise.
7979 (add_to_dominance_info): Likewise.
7980 (delete_from_dominance_info): Likewise.
7981 (first_dom_son): Likewise.
7982 (next_dom_son): Likewise.
7983 (dom_info_available_p): Likewise.
7984 (dom_info_state): New.
7985 (set_dom_info_availability): New.
7987 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7989 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7991 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7993 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7995 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7996 (subdi3, subdi_carry): Delete.
7998 2007-05-04 Jan Hubicka <jh@suse.cz>
7999 Richard Guenther <rguenther@suse.de>
8001 * opts.c (decode_options): Do not fiddle with inlining
8002 parameters in case of optimizing for size.
8003 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8004 for size do nothing.
8005 (cgraph_decide_inlining_of_small_function): When optimizing for
8006 size never inline functions increasing caller size.
8007 (cgraph_early_inlining): Inline for size when optimizing for size.
8009 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8011 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8012 logical operations piecewise.
8013 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8014 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8015 subdi_sesidi_di): Delete.
8016 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8017 the generated sequence. Allow three-reg add in constraints. Rewrite
8018 the rtl expression for carry to avoid zero_extend of a constant.
8019 (sub_with_carry): New pattern.
8020 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8021 different sequence not involving jumps.
8022 (notbi): Now a named pattern.
8024 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8026 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8027 Add the note about a significant loss of accuracy of some
8028 mathematical routines when these options are used.
8030 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8032 * haifa-sched.c (rtx_vec_t): New typedef.
8033 (contributes_to_priority_p): Extract piece of priority () into new
8035 (priority): Use the function. Add assertion.
8036 (rank_for_schedule, set_priorities): Add assertion to check that
8037 insn's priority is initialized.
8038 (clear_priorities, calc_priorities): Change signature. Make it update
8039 all relevant insns. Update all callers ('add_to_speculative_block ()'
8040 and 'create_block_check_twin ()').
8041 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8042 Add new field 'priority_status'.
8043 (INSN_PRIORITY_STATUS): New macro.
8044 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8046 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8048 * sched-ebb.c (debug_ebb_dependencies): New static function.
8049 (init_ready_list): Use it.
8051 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8052 with changed signature and 'debug_rgn_dependencies ()'.
8053 (debug_rgn_dependencies): New static function.
8054 (init_ready_list): Use it.
8056 * sched-int.h (debug_dependencies): Declare.
8058 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8060 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8062 2007-05-04 Dirk Mueller <dmueller@suse.de>
8064 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8066 2007-05-03 Jan Hubicka <jh@suse.cz>
8068 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8069 ((T1)X op (T1)Y), for pointer type in more cases than before.
8071 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8073 * tree-object-size.c (plus_expr_object_size): When operand size is
8074 unknown, return unknown.
8076 2007-05-03 Dirk Mueller <dmueller@suse.de>
8078 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8080 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8083 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8085 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8087 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8089 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8091 * config/soft-fp/double.h, config/soft-fp/extended.h,
8092 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8093 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8094 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8095 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8098 2007-05-03 Ian Lance Taylor <iant@google.com>
8100 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8101 MASK_PPC_GFXOPT for 8540 or 8548.
8103 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8105 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8106 vect_print_dump_info() to output debug information.
8108 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8112 operands of size 2 when operand is not MEM_P.
8114 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8116 PR tree-optimization/30565
8117 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8119 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8121 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8122 (umulsi3_highpart): Use them.
8123 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8124 for final accumulator to D regisster tranfser.
8126 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8128 PR tree-optimization/31699
8129 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8131 (vect_enhance_data_refs_alignment): Compute peel amount using
8132 TYPE_VECTOR_SUBPARTS instead of vf.
8133 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8135 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8138 * system.h: Remove inclusion of double-int.h
8139 * tree.h: Include double-int.h
8140 * gengtype.c: Likewise
8141 * cfgloop.h: Likewise
8142 * Makefile.in: Adjust dependencies on double-int.h
8144 2007-05-02 Eric Christopher <echristo@apple.com>
8146 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8147 -shared to -Zdynamiclib.
8149 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8152 * c-common.c (strip_pointer_or_array_types): New function.
8153 * c-common.h (strip_pointer_or_array_types): New function declaration.
8155 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8157 PR tree-optimization/31771
8158 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8160 2007-05-02 Paul Brook <paul@codesourcery.com>
8162 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8164 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8167 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8170 2007-05-02 Nick Clifton <nickc@redhat.com>
8172 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8174 2007-05-02 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/31146
8177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8178 argument, single_use_p. If we have a single use that is
8179 a conversion to the definition rhs type, propagate that rhs.
8180 (forward_propagate_addr_expr): Pass single_use_p argument
8181 to forward_propagate_addr_expr_1.
8183 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8185 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8188 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8190 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8191 'AMD Family 10 core'.
8193 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8195 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8196 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8197 with SSE3 instruction set support.
8198 * doc/invoke.texi: Likewise.
8200 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8202 * config/i386/i386.c (override_options): Tuning 32-byte loop
8203 alignment for amdfam10 architecture. Increasing the max loop
8204 alignment to 24 bytes.
8206 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8208 * config/m68k/constraints.md: New.
8209 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8210 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8211 EXTRA_CONSTRAINT): Remove.
8212 * config/m68k/m68k.md: Include constraints.md.
8213 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8215 2007-05-01 Ian Lance Taylor <iant@google.com>
8217 PR tree-optimization/31739
8218 * tree-vrp.c (vrp_val_is_max): New static function.
8219 (vrp_val_is_min): New static function.
8220 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8222 (set_value_range): Use vrp_val_is_{max,min}.
8223 (extract_range_from_assert): Likewise.
8224 (extract_range_from_binary_expr): Likewise.
8225 (extract_range_from_unary_expr): Likewise.
8226 (dump_value_range, vrp_meet): Likewise.
8227 (vrp_visit_phi_node): Likewise.
8228 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8230 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8232 * config/i386/gmon-sol2.c (size_t): New type.
8233 (intptr_t): Likewise.
8234 (s_textsize): Declare as size_t.
8236 (monstartup): Use size_t for sizes.
8237 (_mcount): Save and restore registers.
8238 (internal_mcount): Pass 0 as the first argument to monstartup
8240 (moncontrol): Convert pointer to appropriately sized integer
8241 before passing to profil.
8243 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8245 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8246 __NO_FPRS__, not just if _SOFT_DOUBLE.
8247 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8248 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8249 also for E500 double.
8250 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8251 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8254 2007-05-01 Richard Guenther <rguenther@suse.de>
8256 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8259 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8261 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8263 2007-05-01 Jan Hubicka <jh@suse.cz>
8265 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8268 2007-05-01 Jan Hubicka <jh@suse.cz>
8270 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8271 (maybe_fold_offset_to_reference): Declare.
8272 * fold-const.c (fold_unary): Do not fold
8273 (type *)&A into &A->field_of_type_and_offset_0
8274 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8275 size is unknown, give up.
8276 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8278 (maybe_fold_offset_to_reference): New.
8279 (maybe_fold_stmt_indirect): Use it.
8280 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8281 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8283 (gimplify_expr): Likewise for plus_expr.
8285 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8287 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8288 bsi_after_labels. Always insert statements before bsi.
8289 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8290 * predict.c (apply_return_prediction): Check for empty blocks.
8291 * cfgexpand.c (lab_rtx_for_bb): New variable.
8292 (label_rtx_for_bb): Do not create new tree labels.
8293 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8294 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8295 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8297 (label_for_bb): Add field used.
8298 (update_eh_label, main_block_label): Mark the label used.
8299 (cleanup_dead_labels): Remove unused labels.
8301 2007-05-01 Richard Guenther <rguenther@suse.de>
8303 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8304 if it is not about to be set.
8305 (get_value_range): Do not pre-allocate equiv bitmap.
8306 (update_value_range): No need to clear equiv field.
8307 (add_equivalence): Change prototype to get bitmap pointer.
8308 Allocate bitmap here if it is not already.
8309 (extract_range_from_assert): Do not allocate bitmap here.
8310 Update callers to add_equivalence.
8311 (extract_range_from_ssa_name): Likewise.
8312 (get_vr_for_comparison): New static helper.
8313 (compare_name_with_value): Handle NULL equiv bitmap by
8314 peeling the first iteration of the comparison loop.
8315 Use get_vr_for_comparison.
8316 (compare_names): Handle NULL equiv bitmaps by using fake
8317 ones. Use get_vr_for_comparison.
8319 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8321 * double-int.c (mpz_set_double_int): Moved from
8322 tree-ssa-loop-niter.c.
8323 (mpz_get_double_int): Likewise; also, add option to wrap
8324 out-of-range integers.
8325 * double-int.h: New prototypes for above.
8326 * tree.c (get_static_type_bounds): Moved from
8327 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8328 TYPE_MAX_VALUE if they exist..
8329 * tree.h: New prototype for above.
8330 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8331 get_type_bounds calls.
8332 (mpz_set_double_int): Move to double-int.c.
8333 (get_type_bounds): Move to tree.c, rename to
8334 get_static_type_bounds.
8335 (mpz_to_double_int): Move to double-int.c, rename to
8338 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8340 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8341 DIV0 exception can fall through to a normal return.
8343 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8347 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8348 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8349 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8350 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8351 initialize align to silence bogus warning.
8352 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8353 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8355 (struct sra_walk_fns): Remove use_all parameter from use.
8356 (sra_hash_tree): Handle BIT_FIELD_REFs.
8357 (sra_elt_hash): Don't hash bitfld blocks.
8358 (sra_elt_eq): Skip them in parent compares as well. Handle
8360 (sra_walk_expr): Don't maintain or pass down use_all_p.
8361 (scan_use): Remove use_all parameter.
8362 (scalarize_use): Likewise. Re-expand assignment to
8363 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8364 output, and re-scalarize after output. Don't mark anything
8366 (scalarize_ldst): Adjust.
8367 (scalarize_walk_gimple_modify_statement): Likewise.
8368 (build_element_name_1): Handle BIT_FIELD_REFs.
8369 (instantiate_element): Don't warn for any element whose parent
8371 (instantiate_missing_elements_1): Return the sra_elt.
8372 (canon_type_for_field): New.
8373 (try_instantiate_multiple_fields): New.
8374 (instantiate_missing_elemnts): Use them.
8375 (mark_no_warning): Removed.
8376 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8377 (REPLDUP, sra_build_elt_assignment): New.
8378 (generate_copy_inout): Use them.
8379 (generate_element_copy): Likewise. Handle bitfld differences.
8380 (generate_element_zero): Don't recurse for blocks. Use
8381 sra_build_elt_assignment.
8382 (generate_one_element_int): Take elt instead of var. Use
8383 sra_build_elt_assignment.
8384 (generate_element_init_1): Adjust.
8385 (scalarize_use, scalarize_copy): Use REPLDUP.
8386 (scalarize_ldst): Move assert before dereference.
8387 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8389 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8392 * tree.c (reconstruct_complex_type): Reconstruct a reference
8394 Also use the same mode for the pointer as the old pointer type.
8396 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8398 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8401 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8403 PR rtl-optimization/31676
8404 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8405 (df_refs_record): Call it.
8407 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8409 * rtl.def (SS_ABS): New code.
8410 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8411 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8412 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8413 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8414 (bfin_init_builtins): Define them.
8415 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8416 (bfin_expand_builtin): ... and handle the others here.
8417 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8418 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8419 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8420 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8421 operand is only HImode.
8423 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8425 * regclass.c (scan_one_insn): Remove splitting of
8428 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8429 Nigel Stephens <nigel@mips.com>
8431 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8433 2007-04-28 Jan Hubicka <jh@suse.cz>
8435 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8436 insn_locators_alloc instead of insn_locators_initialize;
8437 call reset_block_changes.
8438 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8439 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8440 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8441 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8442 * config/score/score.c (th_output_mi_thunk): Likewise.
8443 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8444 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8445 tolerate uninitialized locator info.
8448 * function.c (init_function_start): Don't init line number info.
8449 (expand_function_end): Update.
8450 (reset_block_changes, record_block_change, finalize_block_changes,
8451 check_block_change, free_block_changes): Kill.
8452 * function.h (reset_block_changes, record_block_change,
8453 finalize_block_changes, check_block_change, free_block_changes):
8455 (struct function): Remove ib_boundaries_block.
8456 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8457 Use curr_insn_locator to initialize locator.
8458 (emit_line_note): Remove.
8459 * cfgexpand.c (expand_gimple_cond_expr): Update.
8460 (construct_exit_block): Likewise.
8461 (tree_expand_cfg): Initialize/finalize locators.
8462 * expr.c (expand_expr_real): Update.
8463 * cfglayout.c (line_locators_locs, line_locators_lines,
8464 file_locators_locs, file_locators_files): Remove.
8465 (set_block_levels): Move to cfgexpand.c.
8466 (insn_locators_initialize): Remove.
8467 (pass_insn_locators_initialize): Remove.
8468 (locations_locators_locs, locations_locators_vals): New static vars.
8469 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8471 (insn_locators_alloc, insn_locators_finalize,
8472 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8474 (locator_location): New.
8475 (locator_line, locator_file): Rewrite.
8476 * rtl.h (emit_line_note): Kill.
8477 (insn_locators_alloc, insn_locators_finalize,
8478 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8480 * tree-inline.c (initialize_cfun): Do not initialize
8481 ib_boundaries_block.
8482 * passes.c (pass_insn_locators_initialize): Remove.
8484 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8486 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8487 info. Update last_basic_block correctly.
8489 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8492 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8493 register itself to hold the offset constant. Tell flow the use
8494 of r4 and r5 when they are used.
8496 2007-04-27 Richard Guenther <rguenther@suse.de>
8498 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8499 if we simplified anything.
8500 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8501 warnings until we did a simplification and the stmt was not
8502 marked as TREE_NO_WARNING.
8504 2007-04-27 Mike Stump <mrs@apple.com>
8506 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8508 2007-04-27 Ian Lance Taylor <iant@google.com>
8511 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8512 TYPE_MAX_VALUE exist, convert them to the new type.
8514 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8516 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8517 if it claims to be available.
8518 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8520 (perform_tree_ssa_dce): Always free postdominators.
8522 2007-04-27 Richard Henderson <rth@redhat.com>
8524 * config/alpha/predicates.md (aligned_memory_operand): Mark
8525 as define_special_predicate.
8526 (unaligned_memory_operand, normal_memory_operand): Likewise.
8527 (reg_or_unaligned_mem_operand): Remove.
8528 (any_memory_operand): Match the documentation and check for
8529 non-renumbered pseudos during reload.
8530 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8531 alpha_secondary_reload_class, update to new interface, make static.
8532 Handle CQImode like HImode. Remove FP subreg check.
8533 (alpha_expand_mov): Use replace_equiv_address.
8534 (alpha_expand_mov_nobwx): Use any_memory_operand.
8535 (TARGET_SECONDARY_RELOAD): New.
8536 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8537 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8538 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8539 * config/alpha/alpha.md: ... here.
8540 (RELOAD12, reloadmode): New.
8542 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8543 Don't handle the aligned case here.
8544 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8545 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8546 reload_inhi_help. Don't expect a scratch register.
8547 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8549 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8551 2007-04-27 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8555 2007-04-27 Richard Guenther <rguenther@suse.de>
8557 PR tree-optimization/30965
8558 PR tree-optimization/30978
8559 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8560 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8561 (find_equivalent_equality_comparison): Likewise.
8562 (simplify_cond): Likewise.
8563 (get_prop_source_stmt): New helper.
8564 (get_prop_dest_stmt): Likewise.
8565 (can_propagate_from): Likewise.
8566 (remove_prop_source_from_use): Likewise.
8567 (combine_cond_expr_cond): Likewise.
8568 (forward_propagate_comparison): New function.
8569 (forward_propagate_into_cond): Rewrite to use fold for
8571 (tree_ssa_forward_propagate_single_use_vars): Call
8572 forward_propagate_comparison to propagate comparisons.
8574 2007-04-27 Richard Guenther <rguenther@suse.de>
8576 PR tree-optimization/31715
8577 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8578 sure to do computation on the offset in an appropriate
8581 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8583 * reload.h (elimination_target_reg_p): Declare.
8584 * reload.c (find_reloads): Don't apply the reg_rtx move
8585 optimization if the SET_DEST satisfies elimination_target_reg_p.
8586 * reload1.c (elimination_target_reg_p): New function.
8587 (gen_reload): In the move/add2 fallback, make sure that op0
8588 does not overlap the destination register.
8590 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8592 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8593 transform only GIMPLE_MODIFY_STMTs.
8594 * tree-complex.c (expand_complex_operations_1): Ditto.
8595 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8596 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8597 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8599 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8600 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8601 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8602 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8603 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8604 slpeel_add_loop_guard): Ditto.
8605 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8606 * lambda-code.c (perfect_nestify): Ditto.
8607 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8608 before the first statement.
8609 * tree-optimize.c (execute_free_datastructures): Fix comments.
8610 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8611 * tree-flow.h (disband_implicit_edges): Declaration removed.
8612 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8614 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8615 COND_EXPRs without gotos.
8616 (disband_implicit_edges, has_label_p): Removed.
8617 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8618 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8620 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8622 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8623 also for COND_EXPRs.
8624 * cfgexpand.c (label_rtx_for_bb): New function.
8625 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8626 Use label_rtx_for_bb to find the labels.
8627 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8628 last block. Detect fallthru edges.
8630 2007-04-26 Ian Lance Taylor <iant@google.com>
8633 * reload.c (find_reloads_subreg_address): If the address was valid
8634 in the original mode but not in the new mode, reload the whole
8637 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8639 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8640 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8641 (cleanup_control_expr_graph): Do not invalidate dominance info.
8642 Record altered blocks.
8643 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8644 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8645 cleanup_tree_cfg_bb): New functions.
8646 (remove_forwarder_block): Do not maintain the worklist of blocks.
8647 Record altered blocks.
8648 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8650 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8651 delete_unreachable_blocks if dominators are not available.
8652 * tree-inline.c (optimize_inline_calls): Free dominance information
8654 * tree-flow.h (remove_edge_and_dominated_blocks,
8655 cfgcleanup_altered_bbs): Altered.
8656 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8658 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8660 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8661 do not invalidate dominators.
8663 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8665 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8666 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8667 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8668 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8670 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8672 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8674 2007-04-26 Richard Guenther <rguenther@suse.de>
8676 PR tree-optimization/31703
8677 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8678 the right type for the target of the bittest.
8680 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8682 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8683 ix86_sol10_return_in_memory.
8685 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8687 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8690 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8693 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8695 PR tree-optimization/30558
8696 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8697 clear this_state.prev_try.
8699 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8700 Mark Mitchell <mark@codesourcery.com>
8702 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8703 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8704 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8706 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8709 * doc/invoke.texi (%:print-asm-header): Document.
8710 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8712 (static_spec_functions): Add print-asm-header.
8713 (main): Print a banner before the --target-help linker options.
8714 (print_asm_header_spec_function): New function.
8716 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8719 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8720 (movsf_ie): Likewise.
8722 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8724 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8726 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8728 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8729 exception for divide-by-zero.
8730 (__umodsi3, __modsi3): Likewise.
8732 2007-04-25 Dirk Mueller <dmueller@suse.de>
8734 * c-typeck.c (build_compound_expr): Annotate warning()
8735 call with OPT_Wunused_value.
8736 * tree-ssa.c (warn_uninit): Annotate warning with
8738 * c-common.c (handle_sentinel_attribute): Annotate warning
8739 call with OPT_Wattributes.
8741 2007-04-25 Thiemo Seufer <ths@mips.com>
8743 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8745 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8746 on to the assembler. Improve handling of -mno-mips16. Add handling
8747 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8748 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8749 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8750 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8752 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8755 * config/i386/winnt.c (i386_pe_file_end): Strip only
8756 USER_LABEL_PREFIX when writing export name.
8758 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8760 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8761 sh/elf.h, vx-common.h and vxworks.h.
8762 * config/sh/sh.h: Include config/vxworks-dummy.h.
8763 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8764 (OVERRIDE_OPTIONS): Use it.
8765 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8766 (vxworks_picreg): New pattern.
8767 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8768 VXWORKS_OS_CPP_BUILTINS.
8769 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8770 to their VXWORKS_* equivalents.
8771 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8772 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8773 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8774 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8775 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8776 -mrtp/-fPIC multilibs.
8777 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8778 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8779 (MULTILIB_OSDIRNAMES): Delete.
8781 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8784 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8786 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8788 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8789 rounding mode to be specified by the caller.
8790 (real_to_mpfr) Likewise.
8791 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8792 include new arguments.
8793 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8795 2007-04-24 Ian Lance Taylor <iant@google.com>
8797 PR tree-optimization/31605
8798 * tree-vrp.c (set_value_range): Check that min and max are not
8799 both overflow infinities.
8800 (set_value_range_to_value): New static function.
8801 (extract_range_from_binary_expr): Call set_value_range_to_value.
8802 (extract_range_from_cond_expr): Likewise.
8803 (extract_range_from_expr): Likewise.
8804 (extract_range_from_unary_expr): Likewise. Don't create a range
8805 which overflows on both sides.
8806 (vrp_meet): Check for a useless range.
8807 (vrp_visit_phi_node): If we see a constant which looks like an
8808 overflow infinity, turn off the TREE_OVERFLOW flag.
8810 2007-04-24 Ian Lance Taylor <iant@google.com>
8812 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8814 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8817 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8818 diagnostic message is being built.
8819 * tree-pretty-print.c (dump_generic_node): Only write the
8820 formatted text into BUFFER's stream if we are not building a
8822 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8824 * Makefile.in (toplev.o): Depend on tree-pass.h.
8826 2007-04-24 Ian Lance Taylor <iant@google.com>
8828 PR tree-optimization/31602
8829 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8830 conditionals in the copied loop header.
8831 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8832 warnings if TREE_NO_WARNING is set.
8833 * doc/invoke.texi (Warning Options): Clarify that
8834 -Wstrict-overflow does not warn about loops.
8836 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8838 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8839 expand on the comment about _Decimal128 arguments and check the
8840 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8841 that _Decimal128 argument uses even/odd register pair.
8842 (function_arg): Ditto.
8844 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8846 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8847 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8849 2007-04-24 Richard Guenther <rguenther@suse.de>
8850 Olga Golovanevsky <olga@il.ibm.com>
8852 * fold-const.c (multiple_of_p): Check for bottom
8855 2007-04-24 Richard Henderson <rth@redhat.com>
8857 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8858 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8859 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8860 looking for non-zero bits shifted out. Avoid a recursive call
8861 when constructing the scalar.
8862 (__floatundisf): Likewise.
8864 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8866 * dwarf2out.c (field_byte_offset): Move the existing logic
8867 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8868 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8870 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8873 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8874 length argument of 0 for memset.
8875 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8876 unsigned shift instead of the signed variant.
8878 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8880 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8881 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8882 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8883 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8884 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8885 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8886 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8887 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8888 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8889 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8890 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8891 "mul<mode>3", "div<mode>3"): Insn definitions added.
8892 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8893 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8894 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8895 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8896 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8897 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8898 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8899 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8900 TARGET_FLOAT_FORMAT): Macro definitions removed.
8901 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8902 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8903 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8904 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8905 (s390_gen_rtx_const_DI): Function removed.
8906 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8908 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8910 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8911 over an external ffs function.
8913 2007-04-24 Chao-ying Fu <fu@mips.com>
8914 Richard Sandiford <richard@nildram.co.uk>
8916 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8917 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8918 (smadd_widen_optab, umadd_widen_optab): Define.
8919 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8921 * genopinit.c (optabs): Fill in smadd_widen_optab and
8923 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8924 and umadd_widen_optab to implement multiply-add sequences.
8925 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8926 (<u>maddsidi4): ...this. Extend condition to include
8927 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8928 of operand 0 to "ka" and use the three-operand form of madd<u>
8930 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8932 * config/mips/constraints.md (ka): New register constraint.
8934 2007-04-24 Jan Hubicka <j@suse.cz>
8938 2007-04-23 Jan Hubicka <jh@suse.cz>
8939 * function.c (init_function_start): Don't init line number info.
8940 (expand_function_end): Update.
8941 (reset_block_changes, record_block_change, finalize_block_changes,
8942 check_block_change, free_block_changes): Kill.
8943 * function.h (reset_block_changes, record_block_change,
8944 finalize_block_changes, check_block_change, free_block_changes):
8946 (struct function): Remove ib_boundaries_block.
8947 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8948 Use curr_insn_locator to initialize locator.
8949 (emit_line_note): Remove.
8950 * cfgexpand.c (expand_gimple_cond_expr): Update.
8951 (construct_exit_block): Likewise.
8952 (tree_expand_cfg): Initialize/finalize locators.
8953 * expr.c (expand_expr_real): Update.
8954 * cfglayout.c (line_locators_locs, line_locators_lines,
8955 file_locators_locs, file_locators_files): Remove.
8956 (set_block_levels): Move to cfgexpand.c.
8957 (insn_locators_initialize): Remove.
8958 (pass_insn_locators_initialize): Remove.
8959 (locations_locators_locs, locations_locators_vals): New static vars.
8960 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8962 (insn_locators_alloc, insn_locators_finalize,
8963 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8965 (locator_location): New.
8966 (locator_line, locator_file): Rewrite.
8967 * rtl.h (emit_line_note): Kill.
8968 (insn_locators_alloc, insn_locators_finalize,
8969 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8971 * tree-inline.c (initialize_cfun): Do not initialize
8972 ib_boundaries_block.
8973 * passes.c (pass_insn_locators_initialize): Remove.
8975 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8977 * doc/invoke.texi: Removed leading '-' from option index entries.
8979 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8981 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8983 (create_phi_node): Use set_phi_nodes.
8984 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8985 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8986 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8987 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8988 (bsi_start, bsi_last): Use bb_stmt_list.
8989 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8990 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8991 Traverse the statements using tsi iterator.
8992 * basic-block.h (struct basic_block_def): Fields stmt_list
8993 and phi_nodes moved to ...
8994 (struct tree_bb_info): ... new structure.
8995 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8996 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8997 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8998 (tree_verify_flow_info): Verify that il.tree is not set for
8999 entry and exit block.
9000 (tree_split_block): Use set_bb_stmt_list.
9002 2007-04-23 Mike Stump <mrs@apple.com>
9004 * config/i386/i386.c (ix86_tune_features
9005 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9008 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9010 * config/i386/i386.md (prefix_extra): New attribute.
9011 (length): Add prefix_extra.
9013 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9014 (sse2_movntv2di): Likewise.
9015 (sse2_cvtps2dq): Likewise.
9016 (sse2_cvtpd2pi): Likewise.
9017 (sse2_cvttpd2pi): Likewise.
9018 (*sse2_cvtpd2ps): Likewise.
9019 (*add<mode>3): Likewise.
9020 (sse2_ssadd<mode>3): Likewise.
9021 (sse2_usadd<mode>3): Likewise.
9022 (*sub<mode>3): Likewise.
9023 (sse2_sssub<mode>3): Likewise.
9024 (sse2_ussub<mode>3): Likewise.
9025 (*mulv8hi3): Likewise.
9026 (*smulv8hi3_highpart): Likewise.
9027 (*umulv8hi3_highpart): Likewise.
9028 (sse2_umulv2siv2di3): Likewise.
9029 (sse2_pmaddwd): Likewise.
9030 (ashr<mode>3): Likewise.
9031 (lshr<mode>3): Likewise.
9032 (ashl<mode>3): Likewise.
9033 (sse2_ashlti3): Likewise.
9034 (sse2_lshrti3): Likewise.
9035 (*umaxv16qi3): Likewise.
9036 (*smaxv8hi3): Likewise.
9037 (*uminv16qi3): Likewise.
9038 (*sminv8hi3): Likewise.
9039 (sse2_eq<mode>3): Likewise.
9040 (sse2_gt<mode>3): Likewise.
9041 (*and<mode>3): Likewise.
9042 (sse2_nand<mode>3): Likewise.
9043 (*ior<mode>3): Likewise.
9044 (*xor<mode>3): Likewise.
9045 (sse2_packsswb): Likewise.
9046 (sse2_packssdw): Likewise.
9047 (sse2_packuswb): Likewise.
9048 (sse2_punpckhbw): Likewise.
9049 (sse2_punpcklbw): Likewise.
9050 (sse2_punpckhwd): Likewise.
9051 (sse2_punpcklwd): Likewise.
9052 (sse2_punpckhdq): Likewise.
9053 (sse2_punpckldq): Likewise.
9054 (sse2_punpckhqdq): Likewise.
9055 (sse2_punpcklqdq): Likewise.
9056 (*sse2_pinsrw): Likewise.
9057 (*sse2_pextrw): Likewise.
9058 (sse2_pshufd_1): Likewise.
9059 (sse2_uavgv16qi3): Likewise.
9060 (sse2_uavgv8hi3): Likewise.
9061 (sse2_psadbw): Likewise.
9062 (sse2_pmovmskb): Likewise.
9063 (*sse2_maskmovdqu): Likewise.
9064 (*sse2_maskmovdqu_rex64): Likewise.
9065 (sse4a_extrqi): Likewise.
9066 (sse4a_extrq): Likewise.
9067 (sse3_lddqu): Set prefix_rep.
9068 (sse3_addsubv4sf3): Likewise.
9069 (sse3_haddv4sf3): Likewise.
9070 (sse3_hsubv4sf3): Likewise.
9071 (sse_cvtss2si): Likewise.
9072 (sse_cvtss2si_2): Likewise.
9073 (sse_cvtss2siq): Likewise.
9074 (sse_cvtss2siq_2): Likewise.
9075 (sse_cvttss2si): Likewise.
9076 (sse_cvttss2siq): Likewise.
9077 (sse2_cvttps2dq): Likewise.
9078 (sse3_movshdup): Likewise.
9079 (sse3_movsldup): Likewise.
9080 (sse2_cvtsd2si): Likewise.
9081 (sse2_cvtsd2si_2): Likewise.
9082 (sse2_cvtsd2siq): Likewise.
9083 (sse2_cvtsd2siq_2): Likewise.
9084 (sse2_cvttsd2si): Likewise.
9085 (sse2_cvttsd2siq): Likewise.
9086 (*sse2_cvtpd2dq): Likewise.
9087 (*sse2_cvttpd2dq): Likewise.
9088 (sse2_pshuflw_1): Likewise.
9089 (sse2_pshufhw_1): Likewise.
9090 (sse4a_insertqi): Likewise.
9091 (sse4a_insertq): Likewise.
9092 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9093 (ssse3_phadddv4si3): Likewise.
9094 (ssse3_phaddswv8hi3): Likewise.
9095 (ssse3_phsubwv8hi3): Likewise.
9096 (ssse3_phsubdv4si3): Likewise.
9097 (ssse3_phsubswv8hi3): Likewise.
9098 (ssse3_pmaddubswv8hi3): Likewise.
9099 (ssse3_pmulhrswv8hi3): Likewise.
9100 (ssse3_pshufbv16qi3): Likewise.
9101 (ssse3_psign<mode>3): Likewise.
9102 (ssse3_palignrti): Likewise.
9103 (abs<mode>2): Likewise.
9104 (ssse3_phaddwv4hi3): Set prefix_extra.
9105 (ssse3_phadddv2si3): Likewise.
9106 (ssse3_phaddswv4hi3): Likewise.
9107 (ssse3_phsubwv4hi3): Likewise.
9108 (ssse3_phsubdv2si3): Likewise.
9109 (ssse3_phsubswv4hi3): Likewise.
9110 (ssse3_pmaddubswv4hi3): Likewise.
9111 (ssse3_pmulhrswv4hi3): Likewise.
9112 (ssse3_pshufbv8qi3): Likewise.
9113 (ssse3_psign<mode>3): Likewise.
9114 (ssse3_palignrdi): Likewise.
9115 (abs<mode>2): Likewise.
9116 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9117 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9118 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9120 2007-04-23 Nick Clifton <nickc@redhat.com>
9122 * params.def: Fix formatting of emacs local variables.
9124 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9126 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9127 move if inter-unit move isn't allowed.
9128 Don't split moving the first element of V2DI to DI to inter-unit
9129 move if inter-unit move isn't allowed.
9131 2007-04-23 Richard Guenther <rguenther@suse.de>
9133 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9134 and CDI_POST_DOMINATORS separately.
9136 2007-04-23 Nick Clifton <nickc@redhat.com>
9138 * c.opt (Wformat-contains-nul): Add warning attribute.
9140 2007-04-23 Jan Hubicka <jh@suse.cz>
9142 * function.c (init_function_start): Don't init line number info.
9143 (expand_function_end): Update.
9144 (reset_block_changes, record_block_change, finalize_block_changes,
9145 check_block_change, free_block_changes): Kill.
9146 * function.h (reset_block_changes, record_block_change,
9147 finalize_block_changes, check_block_change, free_block_changes):
9149 (struct function): Remove ib_boundaries_block.
9150 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9151 Use curr_insn_locator to initialize locator.
9152 (emit_line_note): Remove.
9153 * cfgexpand.c (expand_gimple_cond_expr): Update.
9154 (construct_exit_block): Likewise.
9155 (tree_expand_cfg): Initialize/finalize locators.
9156 * expr.c (expand_expr_real): Update.
9157 * cfglayout.c (line_locators_locs, line_locators_lines,
9158 file_locators_locs, file_locators_files): Remove.
9159 (set_block_levels): Move to cfgexpand.c.
9160 (insn_locators_initialize): Remove.
9161 (pass_insn_locators_initialize): Remove.
9162 (locations_locators_locs, locations_locators_vals): New static vars.
9163 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9165 (insn_locators_alloc, insn_locators_finalize,
9166 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9168 (locator_location): New.
9169 (locator_line, locator_file): Rewrite.
9170 * rtl.h (emit_line_note): Kill.
9171 (insn_locators_alloc, insn_locators_finalize,
9172 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9174 * tree-inline.c (initialize_cfun): Do not initialize
9175 ib_boundaries_block.
9176 * passes.c (pass_insn_locators_initialize): Remove.
9178 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9181 * expr.c (reduce_to_bit_field_precision): Handle
9184 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9186 PR tree-optimization/24659
9187 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9188 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9189 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9190 * genopinit.c (optabs): Rename vec_pack_mod_optab
9191 to vec_pack_trunc_optab.
9192 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9193 early for scalar floating point operands for NOP_EXPR.
9194 (vectorizable_type_promotion): Ditto.
9195 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9196 vec_pack_trunc_optab.
9197 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9199 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9200 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9201 Rename from VEC_PACK_MOD_EXPR.
9202 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9203 * expr.c (expand_expr_real_1): Ditto.
9204 * tree-inline.c (estimate_num_insns_1): Ditto.
9205 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9207 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9208 (vec_unpacks_lo_v4sf): Ditto.
9209 (vec_pack_trunc_v2df): Ditto.
9210 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9211 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9212 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9214 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9216 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9218 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9219 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9220 packing of floating point operands.
9221 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9222 represent unpacking of floating point operands.
9223 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9224 [vec_unpacks_hi]: Ditto.
9225 [vec_unpacks_lo]: Ditto.
9227 2007-04-22 Jan Hubicka <jh@suse.cz>
9229 * final.c (rest_of_handle_final): Call
9230 targetm.asm_out.constructor/targetm.asm_out.destructor
9231 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9232 proper priority via decl_*_priority_insert.
9233 * c-common.c (c_expand_body): Likewise.
9235 2007-04-22 Richard Guenther <rguenther@suse.de>
9237 PR tree-optimization/29789
9238 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9239 (rewrite_reciprocal): New helper split out from
9240 determine_invariantness_stmt.
9241 (rewrite_bittest): Likewise.
9242 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9243 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9246 2007-04-22 Revital Eres <eres@il.ibm.com>
9248 * loop-unroll.c (var_to_expand): New field to support also
9249 insns of the form x = something + x.
9250 (analyze_insn_to_expand_var): Use it.
9251 (expand_var_during_unrolling): Likewise.
9253 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9255 * predict.c: Include pointer-set.h.
9256 (bb_predictions): New variable.
9257 (tree_predicted_by_p, tree_predict_edge,
9258 remove_predictions_associated_with_edge): Use bb_predictions map
9259 instead of bb->predictions.
9260 (clear_bb_predictions, assert_is_empty): New functions.
9261 (combine_predictions_for_bb): Use bb_predictions map. Call
9262 clear_bb_predictions.
9263 (tree_estimate_probability): Create and free bb_predictions map.
9264 * Makefile.in (predict.o): Add pointer-set.h dependency.
9265 * basic-block.h (struct basic_block_def): Remove predictions
9267 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9269 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9272 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9275 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9277 * timevar.c (timevar_print): Change reference of --disable-checking to
9278 --enable-checking=release. Also warn if assert checking is disabled.
9280 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9283 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9284 decl as addressable if the compound literal was marked as
9286 Mark the decl as a gimple register if it is a complex or
9287 vector decl and does not live in memory.
9289 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9291 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9292 (GENERIC_NEXT): New function macro.
9293 (PHI_CHAIN): Use phi_node's new chain variable.
9294 (tree_phi_node): Change tree_common to tree_base
9295 and add the chain field.
9296 * tree-phinodes.c (make_phi_node): Don't set
9297 TREE_TYPE on the new node.
9298 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9299 instead of checking GIMPLE_TUPLE_P in chain_next.
9300 * tree-vect-transform.c
9301 (get_initial_def_for_induction): Look at
9302 PHI_RESULT_TREE for the type of the phi node.
9303 (update_vuses_to_preheader): Use PHI_CHAIN
9304 instead of TREE_CHAIN on the phi node.
9305 * tree-ssa-structalias.c (compute_points_to_sets):
9307 (ipa_pta_execute): Likewise.
9309 2007-04-21 Richard Guenther <rguenther@suse.de>
9312 * fold-const.c (fold_unary): Call fold_convert_const on the
9315 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9317 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9318 (store_killed_in_pat): New.
9320 2007-04-20 Richard Henderson <rth@redhat.com>
9323 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9324 TREE_LIST with a void_type_node value, not void_list_node exactly.
9326 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9328 * doc/standards.texi: Re-arrange into language-specific
9329 subsections. Add a C++ section, documenting which standards we
9332 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9334 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9335 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9337 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9339 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9340 ecrti.o and crtbegin.o.
9341 (LIB_DEFAULT_SPEC): Include -lc.
9342 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9344 2007-04-20 Richard Henderson <rth@redhat.com>
9347 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9348 argument; update all callers.
9349 (get_unaligned_offset): New.
9350 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9351 get_unaligned_address, just pass on the address directly.
9352 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9353 the subreg in the helper patterns.
9354 (unaligned_extendqidi_le): Use get_unaligned_offset.
9355 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9356 (unaligned_extendhidi_be): Likewise.
9357 (unaligned_extendhidi): Tidy.
9358 * config/alpha/alpha-protos.h: Update.
9360 2007-04-20 Richard Henderson <rth@redhat.com>
9362 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9363 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9364 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9365 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9366 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9367 (CPP_SPEC): Don't include %(cpp_subtarget).
9368 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9369 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9370 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9372 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9374 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9375 for __builtin_ia32_cmpordss.
9377 PR tree-optimization/31632
9378 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9379 and arg1 for optimizations of comparison against min/max values.
9380 Fold arg0 to arg1's type for optimizations of comparison against
9381 min+1 and max-1 values.
9383 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9385 * reload.c (combine_reloads): When trying to use a dying register,
9386 check whether it's uninitialized and don't use if so.
9388 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9390 * fold-const.c: Remove prototypes for native_encode_expr and
9391 native_interpret_expr.
9392 (native_encode_expr): Make non-static.
9393 (native_interpret_expr): Likewise.
9394 * tree.h: Add prototypes for the above.
9396 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9398 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9399 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9400 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9401 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9402 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9403 Add length attributes.
9405 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9407 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9410 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9411 __STDC_WANT_DEC_FP__.
9413 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9415 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9416 for long double compatibility.
9417 * configure: Regenerate.
9419 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9421 PR rtl-optimization/29841
9422 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9424 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9425 that may cause control flow transfer from being moved.
9427 2007-04-18 Jan Hubicka <jh@suse.cz>
9429 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9432 2007-04-18 Eric Christopher <echristo@apple.com>
9434 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9435 only. Update operands.
9436 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9437 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9438 link register to pic register.
9440 2007-04-18 Dirk Mueller <dmueller@suse.de>
9443 * tree-vrp.c (search_for_addr_array): New.
9444 (check_array_bounds): Suppress warning about
9445 address taken of array refs if its not de-referenced.
9447 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9449 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9450 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9452 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9453 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9454 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9456 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9458 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9460 (vect_analyze_scalar_cycles): Fix indentation.
9461 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9462 (vect_mark_relevant): Include phis in relevance analysis.
9464 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9466 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9468 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9469 output_operand_lossage().
9471 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9473 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9474 the unused code for reduction without adjust-in-epilog to simplify the
9477 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9479 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9480 (S390_TDC_NEGATIVE_ZERO): New constant.
9481 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9482 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9483 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9484 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9485 (S390_TDC_POSITIVE_INFINITY): New constant.
9486 (S390_TDC_NEGATIVE_INFINITY): New constant.
9487 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9488 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9489 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9490 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9491 (S390_TDC_INFINITY): New constant.
9492 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9493 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9494 optimization for UNSPEC_CCZ_TO_INT.
9495 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9496 ("*ccz_to_int"): New insn.
9497 ("isinf<mode>2"): New insn.
9498 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9499 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9500 (UNSPEC_CCZ_TO_INT): New constant.
9502 2007-04-18 Richard Guenther <rguenther@suse.de>
9504 PR tree-optimization/19431
9505 PR tree-optimization/21463
9506 * tree-pass.h (pass_phiprop): Declare.
9507 * passes.c (init_optimization_passes): New phiprop pass.
9508 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9509 (phivn_valid_p): New helper function.
9510 (phiprop_insert_phi): Likewise.
9511 (propagate_with_phi): Likewise.
9512 (tree_ssa_phiprop): New propagator propagating loads
9513 through phi nodes if profitable.
9515 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9517 * tree-vect-analyze.c (process_use): New function.
9518 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9519 Check phis in all bbs.
9520 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9523 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9525 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9528 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9531 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9534 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9536 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9538 (sse_vmmulv4sf3): Likewise.
9539 (sse2_vmaddv2df3): Likewise.
9540 (sse2_vmmulv2df3): Likewise.
9542 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9544 PR rtl-optimization/31360
9545 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9546 (target_reg_cost): New.
9547 (init_set_costs): Initialize target_reg_cost. Add comments
9548 regarding the rationale of the costs.
9549 (global_cost_for_size): Renamed to...
9550 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9551 of register pressure.
9552 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9553 estimate_reg_pressure_cost. Add number of ivs.
9554 (determine_set_costs): Dump target_reg_cost.
9555 * loop-invariant.c (gain_for_invariant): Use
9556 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9557 (best_gain_for_invariant, find_invariants_to_move): Remove
9559 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9560 (target_reg_cost): Declare.
9561 (global_cost_for_size): Declaration removed.
9562 (estimate_reg_pressure_cost): Declare.
9564 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9566 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9567 regnos into even/odd register pairs.
9568 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9569 TDmode similar to the other floating point modes.
9570 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9571 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9573 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9574 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9575 (movdd_hardfloat64): Use TARGET_MFPGPR.
9577 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9579 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9582 2005-01-05 Richard Henderson <rth@redhat.com>
9584 * reload1.c (do_input_reload): Restrict the optimization deleteing
9585 a previous output reload to RELOAD_FOR_INPUT.
9587 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9589 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9590 induc_vec_info_type.
9591 (vectorizable_induction): New function declaration.
9592 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9593 check if already vectorized. Find first place in BB where new stmts
9594 can be inserted. Takes only one argument.
9595 (vectorizable_induction): New function.
9596 (vect_transform_stmt): Add case for induc_vec_info_type to call
9597 vectorizable_induction.
9598 (vect_transform_loop): Consider phis for vectorization.
9599 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9601 (analyze_operations): Call vectorizable_induction when analyzing phis.
9603 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9604 (vect_mark_relevant): Include phis in relevance analysis.
9605 (vect_mark_stmts_to_be_vectorize): Likewise.
9606 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9608 2007-04-16 Lawrence Crowl <crowl@google.com>
9610 * doc/invoke.texi (Debugging Options): Add documentation for the
9611 -femit-struct-debug options -femit-struct-debug-baseonly,
9612 -femit-struct-debug-reduced, and
9613 -femit-struct-debug-detailed[=...].
9615 * c-opts.c (c_common_handle_option): Add
9616 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9617 and OPT_femit_struct_debug_detailed_.
9618 * c.opt: Add specifications for
9619 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9620 and -femit-struct-debug-detailed[=...].
9621 * opts.c (set_struct_debug_option): Parse the
9622 -femit-struct-debug-... options.
9623 * opts.c (matches_main_base, main_input_basename,
9624 main_input_baselength, base_of_path, matches_main_base): Add
9625 variables and functions to compare header base name to compilation
9627 * opts.c (should_emit_struct_debug): Add to determine to emit a
9628 structure based on the option.
9629 (dump_struct_debug) Also disabled function to debug this
9631 * opts.c (handle_options): Save the base name of the
9634 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9635 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9636 This hook indicates if a type is generic. Set it by default
9638 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9639 to determine if a struct type is generic or not.
9640 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9641 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9642 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9645 * flags.h (enum debug_info_usage): Add an enumeration to describe
9646 a program's use of a structure type.
9647 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9648 to indicate the program's usage of the type. Filter structs based
9649 on the -femit-struct-debug-... specification.
9650 (gen_type_die): Split into two routines, gen_type_die and
9651 gen_type_die_with_usage. gen_type_die is now a wrapper
9652 that assumes direct usage.
9653 (gen_type_die_with_usage): Replace calls to gen_type_die
9654 with gen_type_die_with_usage adding the program usage of
9655 the referenced type.
9656 (dwarf2out_imported_module_or_decl): Suppress struct debug
9657 information using should_emit_struct_debug when appropriate.
9659 2007-04-16 Ian Lance Taylor <iant@google.com>
9661 PR tree-optimization/31522
9662 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9663 (vrp_initialize): Allocate vr_phi_edge_counts.
9664 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9665 executable edge. Drop test for all constants.
9666 (vrp_finalize): Free vrp_phi_edge_counts.
9668 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9669 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9671 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9672 predecessors at head rather than tail.
9674 2007-04-16 Matthias Klose <doko@debian.org>
9676 * config/alpha/linux.h (CPP_SPEC): Define.
9677 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9679 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9681 * function.h: Remove sequence_stack extern declaration.
9683 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9685 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9687 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9690 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9692 * config/avr/avr.c (avr_arch_types): Rearranging array.
9693 (enum avr_arch): Add.
9694 (avr_mcu_types): Use avr_arch enumeration constants instead of
9696 * config/avr/avr.h (LINK_SPEC): Simplify.
9698 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9700 * config/m68k/m68k.c (m68k_libcall_value,
9701 m68k_function_value): Use macros for register names more.
9703 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9705 (M68K_REGNAME): Use A6_REG.
9706 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9708 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9711 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9712 'pending_read_list_length' and 'pending_write_list_length'. Update
9714 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9715 to handle two length counters instead of one. Update all uses.
9716 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9717 two length counters instead of one.
9718 * sched-rgn.c (propagate_deps): Update to handle two length counters
9721 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9724 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9725 copy of source, pass it to ix86_expand_vector_set and return
9728 2007-04-16 David Ung <davidu@mips.com>
9729 Joseph Myers <joseph@codesourcery.com>
9731 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9732 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9733 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9734 Add 74K processor information.
9735 * config/mips/mips.md: Include 74k.md.
9736 (cpu): Add 74kc,74kf,74kx.
9737 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9738 * config/mips/74k.md: New.
9739 * doc/invoke.texi (MIPS Options): Document 74K support.
9741 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9743 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9744 vectorizable_* functions.
9745 * tree-vect-transform.c (vectorizable_call): Add check for
9746 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9747 (vectorizable_store): likewise.
9748 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9750 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9751 (vectorizable_type_promotion, vectorizable_load): Likewise.
9752 (vectorizable_live_operation, vectorizable_condition): Likewise.
9753 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9755 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9757 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9759 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9760 register numbers more.
9761 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9762 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9763 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9764 FUNCTION_VALUE_REGNO_P): Likewise.
9765 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9766 STATIC_CHAIN_REGNUM): Likewise.
9767 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9768 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9769 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9770 * config/m68k/m68k.md (FP_REG): New.
9772 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9774 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9777 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9779 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9780 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9783 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9785 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9788 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9791 * c-decl.c (finish_decl): Grab the type of the decl after the call
9792 to store_init_value.
9794 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9796 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9798 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9801 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9802 dominators, post dominators and cleanup cfg before returning.
9804 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9806 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9807 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9809 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9811 * config.gcc: Recognize fido.
9812 * config/m68k/m68k-devices.def (fidoa): New.
9813 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9815 (FL_FIDOA, TARGET_FIDOA): New.
9816 * config/m68k/m68k.opt (mfidoa): New.
9818 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9821 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9822 when a personality function is used.
9824 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9826 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9828 2007-04-13 Mike Stump <mrs@apple.com>
9830 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9832 * config/darwin.opt (fapple-kext): Make C++ only.
9833 * config/darwin.c (darwin_override_options): Remove code to ensure
9834 -fapple-kext is given for C++ only.
9836 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9838 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9839 * config/mips/mips.c (override_options): Call
9840 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9842 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9844 * config/i386/i386.opt (msvr3-shlib): Removed.
9846 * doc/invoke.texi: Remove -msvr3-shlib.
9848 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9850 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9851 with "popcnt" instruction.
9853 2007-04-13 Richard Guenther <rguenther@suse.de>
9855 PR tree-optimization/21258
9856 * tree-vrp.c (compare_case_labels): New helper.
9857 (find_switch_asserts): New function.
9858 (find_assert_locations): Call it for SWITCH_EXPRs.
9860 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9862 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9863 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9864 check is now implied in X87_FLOAT_MODE_P.
9865 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9866 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9867 (fix_trunc<mode>_i386_fisttp): Ditto.
9868 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9869 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9870 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9871 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9872 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9873 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9874 (unnamed_splitters): Ditto.
9875 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9876 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9877 FIRST_SSE_REG for local functions when SSE math is enabled or
9878 for functions with sseregparm attribute.
9879 (standard_80387_constant_p): Return -1 if mode is not
9881 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9882 (ix86_expand_compare): Ditto.
9883 (ix86_expand_carry_flag_compare): Ditto.
9884 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9885 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9886 DECIMAL_FLOAT_MODE_P.
9887 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9888 of SCALAR_FLOAT_MODE_P.
9889 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9890 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9891 checks before FLOAT_MODE_P.
9892 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9893 before FLOAT_MODE_P.
9898 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9900 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9901 Charles Wilson <libtool@cwilson.fastmail.fm>
9903 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9904 (libgcc.mvars): Don't depend on them.
9905 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9906 * exec-tool.in: New.
9908 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9910 * doc/invoke.text (--help): Document --help=common.
9912 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9914 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9916 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9918 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9919 * genemit.c (main): Emit #include "integrate.h".
9920 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9921 (LOADGP_RTP): New mips_loadgp_style.
9922 * config/mips/mips.h: Include config/vxworks-dummy.h.
9923 (TARGET_RTP_PIC): New macro.
9924 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9925 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9926 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9928 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9929 -mvxworks-pic when using -mrtp and a PIC option.
9930 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9932 (mips_symbolic_constant_p, mips_symbolic_address_p)
9933 (mips_symbol_insns): Handle SYMBOL_HALF.
9934 (override_options): Warn about -G and -mrtp being used together.
9935 Initialize mips_lo_relocs[SYMBOL_HALF].
9936 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9937 (mips_emit_loadgp): Handle LOADGP_RTP.
9938 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9939 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9940 (tablejump): Handle function-relative case table entries if
9942 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9944 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9946 * config/mips/mips.md (load_call<mode>): Allow any general register.
9948 (sibcall_value_internal, sibcall_value_multiple_internal)
9949 (call_value_internal, call_value_split, call_value_multiple_internal)
9950 (call_value_multiple_split): Remove constraints from operand 0.
9952 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9954 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9955 rather than loadgp_noshared.
9956 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9957 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9959 * config/mips/mips.md (loadgp): Rename to...
9960 (loadgp_newabi): ...this.
9961 (loadgp_noshared): Rename to...
9962 (loadgp_absolute): ...this.
9964 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9966 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9967 false for locally-binding symbols.
9968 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9970 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9972 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9973 (SYMBOL_GOT_PAGE_OFST): ...this.
9974 (SYMBOL_GOT_GLOBAL): Rename to...
9975 (SYMBOL_GOT_DISP): ...this.
9976 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9977 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9978 * config/mips/mips.c (mips_global_symbol_p): New function.
9979 (mips_symbol_binds_local_p): Likewise.
9980 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9981 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9982 mips_global_symbol_p and mips_symbol_binds_local_p.
9983 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9984 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9985 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9987 (mips_ok_for_lazy_binding_p): New function.
9988 (mips_load_call_address, mips_expand_call): Use it.
9989 (mips_dangerous_for_la25_p): Likewise.
9990 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9991 (*got_disp<mode>): Use got_disp_operand instead of
9992 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9993 SYMBOL_GOTOFF_GLOBAL.
9994 (*got_page<mode>): Use got_page_ofst_operand instead of
9996 * config/mips/predicates.md (const_call_insn_operand): Use
9997 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9998 (global_got_operand): Rename to...
9999 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10001 (local_got_operand): Rename to...
10002 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10003 of SYMBOL_GOT_LOCAL.
10005 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10007 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10008 TARGET_CALL_CLOBBERED_GP.
10009 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10010 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10011 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10012 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10013 of TARGET_ABICALLS && !TARGET_NEWABI.
10014 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10015 * config/mips/mips.c (mips_load_call_address): Check
10016 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10017 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10018 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10019 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10020 TARGET_ABICALLS && TARGET_NEWABI.
10021 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10023 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10024 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10025 TARGET_ABICALLS && TARGET_NEWABI.
10026 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10027 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10028 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10029 whether indirect calls must use $25.
10030 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10032 * config/mips/mips.md (jal_macro): Check flag_pic and
10033 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10034 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10035 instead of TARGET_ABICALLS.
10036 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10037 TARGET_ABICALLS && TARGET_OLDABI.
10038 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10039 (sibcall): In the comment above the define_insn, mention
10040 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10041 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10042 instead of TARGET_ABICALLS.
10044 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10046 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10047 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10048 (MACFLAGS_MATCH_P): New macro.
10049 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10050 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10051 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10052 the other MACFLAG constants.
10053 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10054 (flag_machi): Tighten constraints. Renumber some of the operands.
10055 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10057 (flag_machi_parts_acconly): New pattern.
10058 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10060 (flag_macinit1hi): Tighten constraints.
10061 (flag_mul_macv2hi_parts_acconly): New pattern.
10063 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10064 Use a more efficient implementation.
10065 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10066 inline sequences when not optimizing for size.
10068 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10069 movhi_high2low): Delete, merge functionality into...
10070 (packv2hi): ... this pattern.
10072 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10073 * config/bfin/bfin.opt (msim): New option.
10074 (mcpu=): New option.
10075 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10076 (bfin_cpu_t): Typedef of enum bfin_cpu.
10077 (bfin_cpu_type): New declaration.
10078 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10079 -msim and -mcpu= options.
10080 (LIB_SPEC): Likewise.
10081 * config/bfin/bfin.c (bfin_cpu_type): Define.
10082 (bfin_handle_option): Handle -mcpu= option.
10083 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10084 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10085 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10087 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10089 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10090 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10091 (powerpc-wrs-vxworksae): Use ${tm_file}.
10092 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10093 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10094 * config/i386/vx-common.h: New file.
10096 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10098 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10101 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10103 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10106 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10110 * c-common.c (c_build_qualified_type): Set canonical type
10113 2007-04-12 Richard Guenther <rguenther@suse.de>
10115 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10116 lower bound and element size if lower bound is not zero
10117 or either of the ARRAY_REF operands is set.
10119 2007-04-12 Richard Guenther <rguenther@suse.de>
10121 PR tree-optimization/24689
10122 PR tree-optimization/31307
10123 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10125 * gimplify.c (canonicalize_addr_expr): To be consistent with
10126 gimplify_compound_lval only set operands two and three of
10127 ARRAY_REFs if they are not gimple_min_invariant. This makes
10128 it never at this place.
10129 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10131 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10133 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10134 null before emitting a .nsubspa directive.
10136 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10138 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10139 need_to_partition_p if there are no memory statements in the
10142 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10144 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10145 (gcd_of_steps_may_divide_p): New function.
10146 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10148 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10150 * reload.c (find_reloads_toplev, find_reloads_address,
10151 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10152 not a pointer equality test, to decide if we need to call
10153 push_reg_equiv_alt_mem.
10155 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10157 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10158 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10160 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10162 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10164 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10165 vector to be positive.
10167 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10171 * doc/invoke.texi: Document --params max-aliased-vops and
10173 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10174 debug_memory_partitions): Move to tree-flow.h
10175 * params.h (AVG_ALIASED_VOPS): Define.
10176 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10178 (mp_info_t): Likewise.
10179 (get_mem_sym_stats_for): New.
10180 (set_memory_partition): Move from tree-flow-inline.h.
10181 (mark_non_addressable): Only clear the set of symbols for the
10182 partition if it exists.
10183 (dump_memory_partitions): Move from tree-ssa-operands.c
10184 (debug_memory_partitions): Likewise.
10185 (need_to_partition_p): New.
10186 (dump_mem_ref_stats): New.
10187 (debug_mem_ref_stats): New.
10188 (dump_mem_sym_stats): New.
10189 (debug_mem_sym_stats): New.
10190 (update_mem_sym_stats_from_stmt): New.
10191 (compare_mp_info_entries): New.
10192 (mp_info_cmp): Call it.
10193 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10195 (get_mpt_for): Move from tree-ssa-operands.c.
10196 (find_partition_for): New.
10197 (create_partition_for): Remove.
10198 (estimate_vop_reduction): New.
10199 (update_reference_counts): New.
10200 (build_mp_info): New.
10201 (compute_memory_partitions): Refactor.
10202 Document new heuristic.
10203 Call build_mp_info, update_reference_counts,
10204 find_partition_for and estimate_vop_reduction.
10205 (compute_may_aliases): Populate virtual operands before
10206 calling debugging dumps.
10207 (delete_mem_sym_stats): New.
10208 (delete_mem_ref_stats): New.
10209 (init_mem_ref_stats): New.
10210 (init_alias_info): Call it.
10211 (maybe_create_global_var): Remove alias_info argument.
10212 Get number of call sites and number of pure/const call sites
10213 from gimple_mem_ref_stats().
10214 (dump_alias_info): Call dump_memory_partitions first.
10215 (dump_points_to_info_for): Show how many times a pointer has
10217 * opts.c (decode_options): For -O2 set --param
10218 max-aliased-vops to 500.
10219 For -O3 set --param max-aliased-vops to 1000 and --param
10220 avg-aliased-vops to 3.
10221 * fortran/options.c (gfc_init_options): Remove assignment to
10223 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10224 * tree-dfa.c (dump_variable): Dump memory reference
10226 Dump NO_ALIAS* settings.
10227 (referenced_var_lookup): Tidy.
10228 (mem_sym_stats): New.
10229 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10230 and ORIG are different SSA names for a memory partition.
10231 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10232 * tree-flow.h (struct mem_sym_stats_d): Define.
10233 (mem_sym_stats_t): Define.
10234 (struct mem_ref_stats_d): Define.
10235 (struct gimple_df): Add field mem_ref_stats.
10236 (enum noalias_state): Define.
10237 (struct var_ann_d): Add bitfield noalias_state.
10238 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10239 debug_mem_ref_stats, debug_memory_partitions,
10240 debug_mem_sym_stats): Declare.
10241 * tree-ssa-structalias.c (update_alias_info): Update call
10242 sites, pure/const call sites and asm sites in structure
10243 returned by gimple_mem_ref_stats.
10244 Remove local variable IS_POTENTIAL_DEREF.
10245 Increase NUM_DEREFS if the memory expression is a potential
10247 Call update_mem_sym_stats_from_stmt.
10248 If the memory references memory, call
10249 update_mem_sym_stats_from_stmt for all the direct memory
10250 symbol references found.
10251 (intra_create_variable_infos): Set noalias_state field for
10252 pointer arguments according to the value of
10253 flag_argument_noalias.
10254 * tree-ssa-structalias.h (struct alias_info): Remove fields
10255 num_calls_found and num_pure_const_calls_found.
10256 (update_mem_sym_stats_from_stmt): Declare.
10257 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10258 Set default value to 100.
10259 (PARAM_AVG_ALIASED_VOPS): Define.
10261 2007-04-11 Richard Guenther <rguenther@suse.de>
10263 PR middle-end/31530
10264 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10265 a * -b + c as c - a * b if we honor sign dependent rounding.
10267 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10269 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10270 bfin_expand_strmov.
10271 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10272 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10274 (initialize_trampoline): Don't use old-style function definition.
10275 (bfin_secondary_reload): Mark IN_P argument as unused.
10277 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10279 PR tree-optimization/31343
10280 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10281 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10282 * testsuite/gcc.dg/vect/pr31343.c: New.
10284 2007-04-10 Eric Christopher <echristo@apple.com>
10286 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10287 * config/i386/i386.md (*cmpfp0): Use.
10288 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10289 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10290 (fix_trunc<mode>_i386_fisttp): Ditto.
10291 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10292 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10293 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10294 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10295 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10296 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10297 (unnamed_splitters): Ditto.
10298 * config/i386/i386.c (output_fix_trunc): Assert that
10299 we're not being passed a TFmode operand.
10301 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10303 PR tree-optimization/31526
10304 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10305 n_basic_blocks to find newly added blocks.
10307 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10309 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10311 (fix_trunc<mode>si_sse): Ditto.
10312 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10313 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10314 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10315 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10316 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10317 expander using SSEMODEF mode macro.
10318 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10319 expander using SSEMODEF mode macro.
10320 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10321 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10322 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10323 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10324 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10325 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10326 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10327 Macroize insn using X87MODEF mode macro.
10329 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10331 * config/i386/sse.md (sse2_pinsrw): Removed.
10332 (sse2_pextrw): Renamed to ...
10333 (*sse2_pextrw): This.
10335 2007-04-09 Jan Hubicka <jh@suse.cz>
10338 * config/i386/sse.md
10339 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10340 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10341 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10342 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10344 2007-04-09 Jan Hubicka <jh@suse.cz>
10346 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10347 multiple fields of union.
10349 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10351 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10352 (create_preheaders): Check that loops are available.
10353 (fix_loop_structure): Clean up, improve comments.
10354 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10355 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10357 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10358 * predict.c (tree_estimate_probability): Do not call
10359 calculate_dominance_info. Call create_preheaders.
10360 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10361 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10363 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10364 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10365 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10366 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10369 2007-04-08 Jan Hubicka <jh@suse.cz>
10371 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10372 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10373 * fold-const.c (fold_unary): Use it.
10375 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10377 * varasm.c (assemble_variable): Remove call to
10378 lang_hooks.decls.prepare_assemble_variable.
10379 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10380 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10381 * langhooks.h (lang_hooks_for_decls): Remove
10382 prepare_assemble_variable.
10384 2007-04-08 Mike Stump <mrs@apple.com>
10386 * config/i386/i386.c: Use inc/dec on Core2.
10388 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10390 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10391 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10392 lhd_tree_inlining_end_inlining): Remove.
10393 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10394 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10395 end_inlining hooks.
10396 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10397 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10398 lhd_tree_inlining_end_inlining): Remove prototypes.
10399 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10400 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10401 LANG_HOOKS_TREE_INLINING_START_INLINING,
10402 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10404 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10407 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10410 * config/avr/predicates.md (io_address_operand): Delete predicate.
10411 (low_io_address_operand): Don't use 'mode' argument.
10412 (higth_io_address_operand): Rename ...
10413 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10414 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10417 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10419 Revert change removing staticp.
10421 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10424 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10427 2007-04-07 Bruce Korb <bkorb@gnu.org>
10429 * c.opt: Add -Wformat-contains-nul.
10430 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10432 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10433 the NUL byte warning.
10435 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10437 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10439 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10441 * tree.c (staticp): No longer use staticp langhook.
10442 * langhooks.c (lhd_staticp): Removed.
10443 * langhooks.h (struct lang_hooks): Remove staticp.
10444 * c-common.c (c_staticp): Remove.
10445 * c-common.h (c_staticp): Ditto.
10446 * langhooks-defs.h (lhd_staticp): Ditto.
10447 (LHD_HOOKS_STATICP): Ditto
10448 * tree.h (gcc_assert_lowered): New macro.
10450 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10452 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10453 argument "reliable".
10454 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10455 Add argument "reliable". Propagate it through calls.
10456 (infer_loop_bounds_from_undefined): Derive number of iterations
10457 estimates from references in blocks that do not dominate loop latch.
10458 (gcov_type_to_double_int): New function.
10459 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10460 and expected_loop_iterations_unbounded.
10461 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10462 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10463 * tree-data-ref.c (estimated_loop_iterations): Export.
10464 (get_references_in_stmt): Fix -- do not return addresses of local
10466 * cfgloop.h (expected_loop_iterations_unbounded,
10467 estimated_loop_iterations): Declare.
10469 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10471 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10473 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10475 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10476 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10477 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10478 Use output_387_reg_move().
10479 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10480 expander using X87MODEF12 mode macro.
10481 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10482 choosing register preferences. Use output_387_reg_move().
10483 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10484 instead of "x". Use output_387_reg_move().
10485 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10486 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10487 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10488 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10489 Use output_387_reg_move().
10490 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10492 (*truncxf?f_i387 splitter): Ditto.
10494 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10496 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10497 LANG_HOOKS_SAFE_FROM_P.
10498 * expr.c (safe_from_p): Remove langhook call.
10499 * langhooks.h (lang_hooks): Remove safe_from_p.
10500 (lhd_safe_from_p): Remove prototype.
10501 * langhooks.c (lhd_safe_from_p): Remove.
10503 2007-04-06 Jan Hubicka <jh@suse.cz>
10505 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10508 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10510 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10511 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10512 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10513 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10515 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10516 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10518 2007-04-05 Richard Henderson <rth@redhat.com>
10520 * config/alpha/alpha.c (print_operand) [+]: Remove.
10521 (alpha_end_function): Print nop if call at end of function.
10522 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10523 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10524 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10525 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10526 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10527 the call pattern. Update peepholes to match.
10529 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10531 * doc/extend.texi (Other Builtins): Add decimal float variants
10533 * builtins.def: Ditto.
10534 * builtins.c (expand_builtin): Ditto.
10536 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10537 H.J. Lu <hongjiu.lu@intel.com>
10540 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10541 of V8HImode when calling ix86_binary_operator_ok.
10542 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10543 (sdot_prodv8hi): Operands 1 and 2 must be register.
10545 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10547 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10548 initialize align to silence bogus warning.
10550 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10552 PR middle-end/22156
10553 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10555 (struct sra_walk_fns): Remove use_all parameter from use.
10556 (sra_hash_tree): Handle BIT_FIELD_REFs.
10557 (sra_elt_hash): Don't hash bitfld blocks.
10558 (sra_elt_eq): Skip them in parent compares as well. Handle
10560 (sra_walk_expr): Don't maintain or pass down use_all_p.
10561 (scan_use): Remove use_all parameter.
10562 (scalarize_use): Likewise. Re-expand assignment to
10563 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10564 output, and re-scalarize after output. Don't mark anything
10566 (scalarize_ldst): Adjust.
10567 (scalarize_walk_gimple_modify_statement): Likewise.
10568 (build_element_name_1): Handle BIT_FIELD_REFs.
10569 (instantiate_element): Don't warn for any element whose parent
10570 is used as a whole.
10571 (instantiate_missing_elements_1): Return the sra_elt.
10572 (canon_type_for_field): New.
10573 (try_instantiate_multiple_fields): New.
10574 (instantiate_missing_elemnts): Use them.
10575 (mark_no_warning): Removed.
10576 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10577 (REPLDUP, sra_build_elt_assignment): New.
10578 (generate_copy_inout): Use them.
10579 (generate_element_copy): Likewise. Handle bitfld differences.
10580 (generate_element_zero): Don't recurse for blocks. Use
10581 sra_build_elt_assignment.
10582 (generate_one_element_int): Take elt instead of var. Use
10583 sra_build_elt_assignment.
10584 (generate_element_init_1): Adjust.
10585 (scalarize_use, scalarize_copy): Use REPLDUP.
10586 (scalarize_ldst): Move assert before dereference.
10587 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10589 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10591 * regmove.c: Fix unused variable warnings due to previous commit.
10593 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10595 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10596 (regmove_bb_head): Remove.
10597 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10598 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10599 problems with fixup_match_1.
10600 Don't initialize/free regmove_bb_head.
10602 (reg_is_remote_constant_p): If an insn is in the same basic block
10603 but not before INSN, consider it remote, too.
10605 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10608 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10609 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10611 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10613 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10614 (CONDITIONAL_REGISTER_USAGE): Likewise.
10616 2007-04-04 Richard Henderson <rth@redhat.com>
10618 * config/alpha/lib1funcs.asm: Remove unused file.
10620 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10623 * opts.c (print_specific_help): Fix --help=<language>
10625 (common_handle_option): Support --help=common.
10627 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10630 * gcc.c (main): Do not run the linker if
10631 print_subprocess_help indicates that it shouldn't be
10634 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10637 * doc/invoke.texi (--help=): Document <languages> value, fix
10638 formatting in tables of values.
10640 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10642 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10643 dllimport attribute of virtual methods.
10645 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10647 * config/score/crti.asm: Change _bss_start to __bss_start.
10648 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10649 (OUTGOING_REG_PARM_STACK_SPACE) update.
10650 * config/score/score.opt: add options to make backend support
10651 score5, score5u, score7 and score7d.
10652 * config/score/score.md: Likewise.
10653 * config/score/misc.md: Likewise.
10654 * config/score/mac.md: Likewise.
10655 * doc/invoke.texi: Likewise.
10656 * doc/md.texi: update constraints define.
10658 2007-04-03 Richard Henderson <rth@redhat.com>
10660 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10661 an appropriate type, use the mode instead.
10663 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10665 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10666 Set the default --with-arch setting to mips2.
10667 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10668 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10669 (MULTILIB_OSDIRNAMES): Delete.
10670 (MULTILIB_DIRNAMES): Define.
10671 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10672 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10673 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10674 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10675 VXWORKS_OS_CPP_BUILTINS.
10676 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10677 (MIPS_DEBUGGING_INFO): Undefine.
10678 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10680 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10682 PR middle-end/30704
10683 * fold-const.c (native_encode_real): Encode real.c provided longs
10684 as a series of 32-bit native integers.
10685 (native_interpret_real): Interpret buffer as a series of 32-bit
10688 2007-04-03 Richard Guenther <rguenther@suse.de>
10690 * genpreds.c (write_insn_constraint_len): Write function
10691 optimized for CONSTRAINT_LEN implementation.
10692 (write_tm_preds_h): Output insn_constraint_len inline and
10693 use it for CONSTRAINT_LEN.
10694 (write_insn_preds_c): Don't output insn_constraint_len.
10695 * doc/md.texi (define_register_constraint): Document multi-letter
10696 constraints shall have the same length if they start with the same
10699 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10702 * config/i386/i386.md (isinf<mode>2): Expand only when
10703 TARGET_C99_FUNCTIONS is set.
10705 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10707 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10708 (x86_64-*-linux*): Ditto.
10709 * config/i386/i386.opt (mpc): New option.
10710 * config/i386/i386.c (overrride_options): Handle
10711 ix87_precision_string.
10712 * config/i386/crtprec.c: New file.
10713 * config/i386/t-crtpc: Ditto.
10714 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10715 and -mpc80 options.
10716 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10717 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10718 crtprec32.o, crtprec64.o and crtprec80.o.
10720 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10721 and -mpc80 options.
10722 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10724 2007-04-02 Eric Christopher <echristo@apple.com>
10726 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10727 limitations on darwin.
10729 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10732 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10734 2007-04-02 Dave Korn <dave.korn@artimi.com>
10736 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10738 2007-04-02 Dave Korn <dave.korn@artimi.com>
10740 * libgcc2.h (exception_descriptor): Don't forward-declare.
10741 (__get_eh_table_language, __get_eh_table_version): Delete
10742 prototypes of long-dead functions.
10744 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10746 * ebitmap.h: New file
10747 * ebitmap.c: New file
10748 * Makefile.in (ebitmap.o): New target.
10750 2007-04-01 Jan Hubicka <jh@suse.cz>
10752 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10753 before very first instruction.
10755 2007-04-01 Jan Hubicka <jh@suse.cz>
10757 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10758 waring on 64bit hosts.
10759 * bitmap.h: Fix typo in bitmap_head_def.
10761 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10763 PR rtl-optimization/31391
10764 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10765 into a DELETED_LABEL note, and the label is in an empty basic
10766 block, update BB_END as well as BB_HEAD.
10768 2007-04-01 Richard Henderson <rth@redhat.com>
10770 PR tree-optimization/31169
10771 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10772 to varying if the range is outside [0, prec-1].
10774 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10777 * config/mips/mips.md (load_const_gp): New insn.
10778 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10779 the MIPS16 GP pseudo register if no_new_pseudos.
10780 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10782 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10785 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10787 (call_value): Likewise.
10789 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10790 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10793 * doc/invoke.texi: (optimization options): Reword description
10794 of -ffast-math. Document its primary purpose.
10796 2007-03-31 Richard Guenther <rguenther@suse.de>
10798 * omp-low.c (splay-tree.h): Include.
10799 (lookup_decl): Replace splay-tree usage by pointer-map.
10800 (maybe_lookup_decl): Likewise.
10801 (new_omp_context): Likewise.
10802 (delete_omp_context): Likewise.
10803 * gimplify.c (splay-tree.h): Include.
10804 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10806 (remap_ssa_name): Likewise.
10807 (remap_decl): Likewise.
10808 (remap_type_1): Likewise.
10809 (remap_type): Likewise.
10810 (copy_body_r): Likewise.
10811 (expand_call_inline): Likewise.
10812 (clone_body): Likewise.
10813 (copy_tree_r): Likewise.
10814 (remap_save_expr): Likewise.
10815 (unsave_r): Likewise.
10816 (unsave_expr_now): Likewise.
10817 (tree_function_versioning): Likewise.
10818 (build_duplicate_type): Likewise.
10819 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10820 (struct copy_body_data): Replace splay-tree by pointer-map.
10821 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10822 not $(SPLAY_TREE_H).
10823 (gimplify.o): Depend on $(SPLAY_TREE_H).
10824 (omp-low.p): Likewise.
10826 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10828 * config/avr/predicates.md (even_register_operand,
10829 odd_register_operand): New predicates.
10830 * config/avr/avr.md (movw peephole2): New.
10831 (movw_r peephole2): New.
10833 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10835 * tree.h (get_signed_or_unsigned_type): New.
10836 * fold-const.c (operand_equal_for_comparison_p): Use
10837 get_signed_or_unsigned_type instead of
10838 lang_hooks.types.signed_or_unsigned_type.
10839 * expr.c (store_expr): Ditto.
10840 * langhooks.c (get_signed_or_unsigned_type): New.
10841 (lhd_signed_or_unsigned_type): New.
10842 * langhooks.h (lhd_signed_or_unsigned_type): New.
10843 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10845 2007-03-30 Richard Henderson <rth@redhat.com>
10847 * tree-ssa-loop-ivopts.c: Include target.h.
10848 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10849 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10850 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10851 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10853 2007-03-30 Richard Henderson <rth@redhat.com>
10854 Kai Tietz <kai.tietz@onevision.com>
10856 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10857 default for 64-bit.
10858 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10859 (TARGET_64BIT_MS_ABI): New.
10860 (DBX_REGISTER_NUMBER): Handle 64-bit.
10861 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10862 (LONG_TYPE_SIZE): Force to 32.
10863 (REG_PARM_STACK_SPACE): New.
10864 (OUTGOING_REG_PARM_STACK_SPACE): New.
10865 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10866 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10867 (STACK_BOUNDARY): Use 128 for 64-bit.
10868 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10869 Add 64-bit implementation.
10870 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10872 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10873 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10874 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10875 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10876 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10877 TARGET_64BIT_MS_ABI.
10878 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10879 (ix86_pass_by_reference): Likewise.
10880 (ix86_function_value_regno_p): Likewise.
10881 (ix86_build_builtin_va_list): Likewise.
10882 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10883 (function_arg_advance_ms_64): New.
10884 (function_arg_advance): Call it.
10885 (function_arg_ms_64): New.
10886 (function_arg): Call it.
10887 (function_value_ms_64): New.
10888 (ix86_function_value_1): Call it.
10889 (return_in_memory_ms_64): New.
10890 (ix86_return_in_memory): Call it.
10891 (setup_incoming_varargs_ms_64): New.
10892 (ix86_setup_incoming_varargs): Call it.
10893 (ix86_expand_prologue): Handle 64-bit stack probing.
10894 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10895 (output_pic_addr_const): Likewise.
10896 (x86_this_parameter): Likewise.
10897 (x86_output_mi_thunk): Likewise.
10898 (x86_function_profiler): Likewise.
10899 (TARGET_STRICT_ARGUMENT_NAMING): New.
10900 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10901 (TARGET_64BIT_MS_ABI): New.
10902 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10903 * config/i386/i386.md (allocate_stack_worker): Remove.
10904 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10905 describe the clobber of eax without a match_scratch.
10906 (allocate_stack_worker_postreload): Remove.
10907 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10908 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10909 (allocate_stack_worker_rex64_postreload): Remove.
10910 (allocate_stack): Handle 64-bit.
10911 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10912 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10913 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10914 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10915 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10916 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10917 * config.build (x86_64-*-mingw*): New host.
10918 * config.host (x86_64-*-mingw*): New host.
10919 * config.gcc (x86_64-*-mingw*): New target.
10920 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10922 2007-03-30 Richard Henderson <rth@redhat.com>
10923 Kai Tietz <kai.tietz@onevision.com>
10925 * c-pragma.c (struct def_pragma_macro_value): New.
10926 (struct def_pragma_macro): New.
10927 (pushed_macro_table): New.
10928 (dpm_hash, dpm_eq): New.
10929 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10930 (init_pragma): Install them.
10931 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10933 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10935 * config/avr/avr.c (avr_override_options): Clear
10936 'flag_delete_null_pointer_checks'.
10938 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10941 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10942 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10943 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10944 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10945 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10946 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10947 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10949 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10951 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10953 * regmove.c: Move all of pass_stack_adjustments from here...
10954 * combine-stack-adj.c: ...to this new file.
10955 * Makefile.in: Add rules for combine-stack-adj.o.
10957 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10959 PR tree-optimization/31383
10960 * tree-data-ref.c (affine_function_equal_p): Do not require the
10961 vectors to have the same length.
10963 2007-03-30 Jan Hubicka <jh@suse.cz>
10965 PR middle-end/30700
10966 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10967 availablility; add more sanity checking; ask varpool only about
10970 2007-03-29 Richard Henderson <rth@redhat.com>
10972 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10973 to decide, but __SIZEOF_LONG_LONG__.
10975 2007-03-29 Richard Henderson <rth@redhat.com>
10977 * emutls.c (struct __emutls_array): New.
10978 (emutls_destroy): Use it instead of casting element 0 from void*.
10979 (__emutls_get_address): Likewise.
10981 2007-03-29 Richard Henderson <rth@redhat.com>
10983 * varasm.c (initializer_constant_valid_p): Don't deny
10984 DECL_DLLIMPORT_P on functions.
10986 * config/i386/cygming.h: Remove function declarations.
10987 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10988 (ASM_OUTPUT_LABELREF): Remove.
10989 (COMMON_ASM_OP): Remove.
10990 (ASM_OUTPUT_COMMON): Remove.
10991 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10992 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10993 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10994 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10995 Rename from TARGET_ENCODE_SECTION_INFO.
10996 * config/i386/netware.h: Likewise.
10997 * config/i386/i386-protos.h: Update.
10998 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10999 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11000 (legitimate_constant_p): Reject dllimports.
11001 (dllimport_map, get_dllimport_decl): New.
11002 (legitimize_dllimport_symbol): New.
11003 (legitimize_address, ix86_expand_move): Use it.
11004 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11005 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11006 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11007 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11008 * config/i386/predicates.md (constant_call_address_operand): Only
11009 accept symbols; reject dllimport_p symbols.
11010 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11011 i386_pe_maybe_record_exported_symbol.
11012 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11013 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11014 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11015 trust the setting of DECL_DLLIMPORT_P.
11016 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11017 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11018 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11019 tidy the argument scanning loop.
11020 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11021 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11022 (i386_pe_strip_name_encoding): Remove.
11023 (i386_pe_binds_local_p): New.
11024 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11025 (i386_pe_output_labelref): Remove.
11026 (i386_pe_asm_output_aligned_decl_common): New.
11027 (i386_pe_maybe_record_exported_symbol): Rename from
11028 i386_pe_record_exported_symbol; check for dllexported symbols.
11030 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11032 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11033 add comment explaining why vsnprintf cannot be used.
11035 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11037 PR tree-optimization/30666
11038 * tree.c (build_complex_type): When creating type names for DWARF2
11039 debug info, create TYPE_DECLs for TYPE_NAME instead of
11041 (build_common_tree_nodes_2): Use build_complex_type when building
11042 predefined complex types, to preserve canonical types.
11044 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11046 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11047 (noce_get_alt_condition): Look at it to determine whether to
11048 reverse the condition or not.
11049 (noce_get_condition): Substitute the truth for lies.
11050 (noce_find_if_block): Set the then_else_reversed field.
11052 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11054 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11055 destination of this insn.
11056 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11057 than calling gen_rtx_SET directly. Use r0 to hold the value of
11058 'address + 4' rather than a stack based temporary which can be
11059 mis-optimized away.
11061 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11063 * config/s390/s390.c (s390_secondary_input_reload_class,
11064 s390_secondary_output_reload_class): Functions removed.
11065 (s390_secondary_reload): New function.
11066 (TARGET_SECONDARY_RELOAD): Target macro defined.
11067 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11068 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11069 * config/s390/s390.md ("reload_outti", "reload_outdi",
11070 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11071 "reload_out<mode>"): Expanders removed.
11072 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11073 "reload<mode>_nonoffmem_out"): Expanders added.
11075 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11077 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11078 action if SRC->DEST replacement failed anyway.
11080 2007-03-28 Mike Stump <mrs@apple.com>
11082 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11083 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11084 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11086 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11088 * config.gcc: Accept barcelona as a variant of amdfam10.
11089 * config/i386/i386.c (override_options): Likewise.
11090 * doc/invoke.texi: Likewise.
11092 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11094 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11095 offsets for BIT_FIELD_REF and COMPONENT_REF.
11097 2007-03-28 Richard Guenther <rguenther@suse.de>
11099 * tree.c (is_global_var): Move ...
11100 * tree-flow-inline.h (is_global_var): ... here.
11101 * tree.h (is_global_var): Remove declaration.
11103 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11105 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11107 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11108 * config/i386/i386.c (ix86_tune_features): Initialize new
11110 * config/i386/predicates.md (promotable_binary_operator): Use
11111 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11113 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11116 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11118 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11120 * config/fr30/fr30.md (movsi_internal): Change destination
11121 constraint from m to V and add m to the end.
11123 2007-03-28 Christian Bruel <christian.bruel@st.com>
11125 * config/sh/sh.md (movsi_i): Fix type attribute.
11127 2007-03-28 Christian Bruel <christian.bruel@st.com>
11129 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11130 (movsf_ie): Likewise.
11132 2007-03-28 Christian Bruel <christian.bruel@st.com>
11134 * config.gcc: Add sh4-300 to multilib.
11135 * config/sh/t-mlib-sh4-300: New file.
11137 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11139 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11140 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11141 fix_trunc<mode>di2.
11142 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11143 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11144 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11145 "fixuns_trunctddi2"): Whitespace fix.
11147 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11149 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11150 the definition of struct sh_args.
11151 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11152 CALL_COOKIE_INT_REG_GET): Likewise.
11154 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11156 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11157 transformations are applied successfully.
11159 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11161 * tree.c (tree_contains_struct): Permit 512 tree codes.
11162 * tree.h (tree_contains_struct): Ditto.
11163 (MAX_TREE_CODES): Ditto.
11164 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11165 SPARE member to store remaining padding bits.
11167 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11169 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11172 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11174 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11175 * configure: Regenerate.
11177 * configure: Regenerate using the correct version of autoconf.
11179 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11181 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11183 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11184 regs to "__SP_L__" and "__SP_H__".
11186 2007-03-27 Richard Guenther <rguenther@suse.de>
11188 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11189 computations with it with a HOST_WIDE_INT variable.
11191 2007-03-26 Mike Stump <mrs@apple.com>
11193 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11194 objective-c-header, objective-c++-header and objc++-cpp-output
11196 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11198 2007-03-26 Richard Henderson <rth@redhat.com>
11201 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11202 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11203 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11204 IX86_BUILTIN_PSRLQ128): New.
11205 (ix86_init_mmx_sse_builtins): Add them.
11206 (ix86_expand_builtin): Expand them.
11207 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11208 operand 2 be TImode.
11209 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11210 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11211 _mm_srli_epi64): Mark __B const.
11212 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11213 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11214 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11215 new two-vector shift builtins.
11217 2007-03-26 Ian Lance Taylor <iant@google.com>
11219 PR tree-optimization/31345
11220 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11221 [+INF, +INF(OVF)] into VARYING.
11223 2007-03-26 Zack Weinberg <zackw@panix.com>
11225 * gengtype-parse.c: New file.
11226 * gengtype-yacc.y: Delete.
11227 * gengtype-lex.l: Don't include gengtype-yacc.h.
11228 Define YY_DECL and yyterminate appropriately for recursive
11229 descent parser. yylval is now a string out-parameter to yylex.
11230 (HWS, EOID): New shorthand.
11231 (IWORD): Add a couple more types.
11232 (yylex): Add a setup stanza. Remove the complex rules for
11233 detecting GTY'ed types and typedefs; replace with simple
11234 keyword detectors. Adjust everything for the changed
11235 definition of yylval. Ignore all pp-directives, not just #define.
11237 (parse_file): Rename yybegin; do not call yyparse.
11239 * gengtype.c (xasprintf): Export again.
11240 (this_file): New. Use everywhere __FILE__ was being used.
11241 (get_lang_bitmap): Special case types defined in gengtype.c.
11242 (do_typedef, new_structure): Suppress definition of certain types.
11243 (new_structure): Improve diagnostics of duplicate definitions.
11244 Make sure location_s is associated with input.h.
11245 (nreverse_pairs, define_location_structures): New functions.
11246 (main): Improve tagging of kludge types. Remove old kludges
11247 for input.h types; use define_location_structures.
11248 * gengtype.h: Update prototypes. Define token codes here.
11249 * Makefile.in: Remove all references to gengtype-yacc.
11250 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11252 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11253 add GTY((skip)) to the field that's only conditionally there.
11254 * doc/install.texi: Document that Bison is no longer required
11255 unless building treelang.
11257 * gengtype.c: Don't include gtyp-gen.h.
11258 (srcdir): Declare here.
11259 (base_files, lang_dir_names): Allocate dynamically.
11260 (gt_files, num_gt_files, num_lang_dirs): New globals.
11261 (measure_input_list, read_input_line, read_input_list)
11262 (set_lang_bitmap): New functions.
11263 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11264 simplify, relying on read_input_list to set up the bitmaps.
11265 (main): Arguments are no longer unused. Check for correct number
11266 of command line arguments, set srcdir and srcdir_len, then call
11267 read_input_list, before doing anything else. No need to worry
11268 about duplicates in main loop.
11269 * configure.ac: Simplify the calculation of all_gtfiles.
11270 Put language tags in there. Don't set or substitute
11271 all_gtfiles_files_langs or all_gtfiles_files_frags.
11272 * Makefile.in: Revamp the way gengtype is invoked, now that it
11273 takes a file on its command line with a much simpler format.
11274 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11275 (GTFILES): Remove duplicates and C source files.
11276 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11277 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11278 * configure: Regenerate.
11280 * gengtype.h: Remove all type definitions to gengtype.c; leave
11281 only definitions of options_p, type_p, and pair_p as opaque
11282 pointers. Update prototypes.
11283 * gengtype.c: Many type definitions moved here from gengtype.h.
11284 Consolidate type definitions at the top of the file.
11285 (xvasprintf): Delete.
11286 (xasprintf): Make static.
11287 (create_nested_pointer_option): Add 'next' parameter.
11288 (create_field_all, create_field_at): New functions.
11289 (create_field): Now a thin wrapper around create_field_all.
11290 (create_optional_field): Rename create_optional_field_ and add
11291 line argument. Original name is now a macro which supplies
11293 (oprintf): Use vsnprintf directly.
11294 (close_output_files): Use fatal rather than perror/exit.
11295 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11296 (main): Set progname. Don't use exit.
11297 * gengtype-yacc.y (struct_fields): Use create_field_at.
11298 (option, optionseqopt): Delete.
11299 (optionseq): Consolidate productions from option here so we
11300 can use the first argument to create_option.
11302 * gengtype-lex.l: Distinguish unions from structures in the
11303 token type. Don't call find_structure; return the tag as a string.
11304 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11305 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11306 string. Reorganize typedef_struct production accordingly.
11307 Use create_nested_ptr_option.
11308 * gengtype.c (create_nested_ptr_option): New function.
11309 * gengtype.h: Declare it.
11311 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11312 (string_type): Don't declare.
11313 (do_scalar_typedef): Declare.
11314 (create_scalar_type): Update prototype.
11315 * gengtype.c (string_type): Make static.
11316 (scalar_nonchar, scalar_char): New.
11317 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11318 (resolve_typedef): Use scalar_nonchar for error recovery.
11319 (create_scalar_type): Remove name_len field. Return scalar_char
11320 or scalar_nonchar as appropriate.
11321 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11322 to use string_type.
11323 (throughout): Use scalar_nonchar instead of calling
11324 create_scalar_type, whenever possible.
11325 (main): Initialize scalar_char and scalar_nonchar before calling
11327 * gengtype-lex.l: Adjust for removal of second argument to
11328 create_scalar_type. Use yylval.s instead of yylval.t when
11330 * gengtype-yacc.y: Type of SCALAR is string. Call
11331 create_scalar_type from type:SCALAR rule. Adjust for removal of
11332 second argument to create_scalar_type.
11334 * vec.h: Remove all #if IN_GENGTYPE blocks.
11335 Add comment saying that changes may require adjustments to gengtype.
11336 * gengtype.c: Don't include coretypes.h or tm.h.
11337 Add comment to inclusion of errors.h.
11338 (note_def_vec, note_def_vec_alloc): New functions.
11339 * gengtype.h: Declare new functions.
11340 * gengtype-lex.l: Don't include coretypes.h.
11341 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11343 (update_lineno): Remove unnecessary prototype.
11344 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11345 (VEC rule): Just return VEC_TOKEN.
11346 * gengtype-yacc.y (VEC_TOKEN): New token type.
11347 (type): Add a production for VEC(a,b).
11348 * Makefile.in: Update dependencies.
11350 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11351 typedefs that use the old PARAMS macro.
11353 * gengtype-lex.l: Remove all rules and states relating to yacc
11355 * gengtype-yacc.y: Similarly.
11356 * gengtype.c (note_yacc_type): Delete function.
11357 * gengtype.h: Update prototypes.
11359 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11361 * tree-pretty-print.c (dump_generic_node): Report precision of
11362 unnamed integer types.
11364 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11366 * ifcvt.c (noce_try_store_flag_constants): Don't check
11367 no_new_pseudos here.
11368 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11369 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11370 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11371 noce_try_sign_mask): Likewise.
11372 (if_convert): Check no_new_pseudos here.
11374 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11376 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11377 (noce_get_condition): Handle new then_else_reversed argument.
11378 (noce_init_if_info): Remove, fold into noce_find_if_block.
11379 (noce_process_if_block): Take a struct noce_if_info as the
11380 argument. Don't set up one based on ce_if_info. Update pointer
11381 references accordingly.
11382 (cond_move_process_if_block): Likewise.
11383 (process_if_block): Removed.
11384 (find_if_block): Removed. Move functionality two new functions,
11385 noce_find_if_block and cond_exec_find_if_block.
11386 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11387 blocks and the symmetric IF-ELSE-JOIN case.
11388 (cond_exec_find_if_block): Also new function mostly based on old
11389 find_if_block and process_if_block.
11390 (find_if_header): Replace find_if_block call with separately
11391 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11392 (find_cond_trap): Update noce_get_condition call.
11393 (dead_or_predicable): Likewise.
11395 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11397 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11399 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11400 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11401 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11402 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11403 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11404 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11405 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11406 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11407 __builtin_ia32_psrad128 builtins.
11409 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11411 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11412 * config/i386/constraints.md
11413 (define_constraint "I"): Use IN_RANGE macro.
11414 (define_constraint "J"): Ditto.
11415 (define_constraint "K"): Ditto.
11416 (define_constraint "M"): Ditto.
11417 (define_constraint "N"): Ditto.
11418 (define_constraint "O"): Ditto.
11419 * config/i386/predicates.md
11420 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11421 (define_predicate "const_0_to_3_operand"): Ditto.
11422 (define_predicate "const_0_to_7_operand"): Ditto.
11423 (define_predicate "const_0_to_15_operand"): Ditto.
11424 (define_predicate "const_0_to_63_operand"): Ditto.
11425 (define_predicate "const_0_to_255_operand"): Ditto.
11426 (define_predicate "const_1_to_31_operand"): Ditto.
11427 (define_predicate "const_2_to_3_operand"): Ditto.
11428 (define_predicate "const_4_to_7_operand"): Ditto.
11430 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11432 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11433 in SImode for save_world.
11434 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11437 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11439 PR tree-optimization/30784
11440 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11443 2007-03-25 Revital Eres <eres@il.ibm.com>
11445 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11446 Fold movement_possibility function into it.
11448 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11450 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11451 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11452 (call_indirect_nonlocal_darwin64): Same.
11453 (call_nonlocal_darwin64): Same.
11454 (call_value_indirect_nonlocal_darwin64): Same.
11455 (call_value_nonlocal_darwin64): Same.
11456 (sibcall_nonlocal_darwin64): Same.
11457 (sibcall_value_nonlocal_darwin64): Same.
11458 (sibcall_symbolic_64): Same.
11459 (sibcall_value_symbolic_64): Same.
11460 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11462 (rs6000_emit_load_toc_table): Same.
11463 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11464 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11466 (divss_call): Same.
11467 (divus_call): Same.
11468 (quoss_call): Same.
11469 (quous_call): Same.
11470 (load_toc_v4_pic_si): Same
11471 (load_toc_v4_PIC_1): Same.
11472 (load_toc_v4_PIC_1b): Same.
11473 (call_indirect_aix{32,64}): Same.
11474 (call_value_indirect_aix{32,64}): Same.
11476 (call_value): Same.
11477 (call_local{32,64}): Same.
11478 (call_value_local{32,64}): Same.
11479 (call_indirect_nonlocal_aix{32,64}): Same.
11480 (call_nonlocal_aix{32,64}): Same.
11481 (call_value_indirect_nonlocal_aix{32,64}): Same.
11482 (call_value_nonlocal_aix{32,64}): Same.
11483 (call_indirect_nonlocal_sysv<mode>): Same.
11484 (call_nonlocal_sysv<mode>): Same.
11485 (call_value_indirect_nonlocal_sysv<mode>): Same.
11486 (call_value_nonlocal_sysv<mode>): Same.
11488 (sibcall_local{32,64}): Same.
11489 (sibcall_value_local{32,64}): Same.
11490 (sibcall_nonlocal_aix{32,64}): Same.
11491 (sibcall_value_nonlocal_aix{32,64}): Same.
11492 (sibcall_nonlocal_sysv<mode>): Same.
11493 (sibcall_value): Same.
11494 (sibcall_value_nonlocal_sysv<mode>): Same.
11496 2007-03-24 Paul Brook <paul@codesourcery.com>
11498 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11499 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11501 2007-03-24 Richard Henderson <rth@redhat.com>
11503 * config/ia64/constraints.md: New file.
11504 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11505 satisfies_constraint_?.
11506 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11507 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11508 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11509 ia64_output_mi_thunk): Likewise.
11510 (ia64_const_ok_for_letter_p): Remove.
11511 (ia64_const_double_ok_for_letter_p): Remove.
11512 (ia64_extra_constraint): Remove.
11513 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11514 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11515 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11516 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11517 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11518 EXTRA_MEMORY_CONSTRAINT): Remove.
11519 * config/ia64/ia64.md: Include constriants.md. Replace
11520 CONST_OK_FOR_? with satisfies_constraint_?.
11522 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11523 H.J. Lu <hongjiu.lu@intel.com>
11525 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11527 (name macros): Use DPD_BID_NAME to convert names properly.
11529 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11530 decimal floating point format.
11531 (init_floating_libfuncs): Change decimal functions so that they
11532 have a "bid_" prefix if the decimal system uses the BID format,
11533 and "dpd_" prefix if the decimal system uses the DPD format.
11534 (init_interclass_conv_libfuncs): Ditto.
11535 (init_intraclass_conv_libfuncs): Ditto.
11537 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11538 using the BID format.
11540 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11541 whether we are using the BID decimal format.
11542 * configure: Regenerate.
11544 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11545 the compiler has decimal floating point enabled. Define
11546 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11549 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11550 using the BID format.
11552 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11553 whether we are using the BID decimal format.
11554 * configure: Regenerate.
11556 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11557 the compiler has decimal floating point enabled. Define
11558 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11561 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11562 options, and that it is enabled for i386/x86_64 systems.
11564 * Makefile.in (enable_decimal_float): New.
11566 (DECNUMINC): Add -I$(DECNUMFMT).
11567 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11568 to $(DECNUMFMT) from $(DECNUM).
11570 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11571 Substitute enable_decimal_float.
11572 * configure: Regenerated.
11575 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11578 * configure.ac: Enable decimal float for x86_64-*-linux*.
11579 * configure: Regenerated.
11582 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11583 decimal128ClearSign to flip and clear the sign bit in decimal128.
11584 (decimal_real_maxval): Set decimal128SetSign to set the sign
11587 2007-03-23 Ian Lance Taylor <iant@google.com>
11589 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11591 2007-03-23 Ian Lance Taylor <iant@google.com>
11593 * tree-dump.c (dump_files): Correct comment.
11595 2007-03-23 Ian Lance Taylor <iant@google.com>
11597 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11599 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11601 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11602 in cfglayout mode. Don't go into and out of cfglayout mode.
11603 Link the blocks in the order of the constructed traces.
11604 (rest_of_handle_tracer): Adjust call to tracer.
11605 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11606 Don't go into cfglayout mode.
11607 (rtl_loop_done): Don't go out of cfglayout mode.
11608 * cfglayout.c (relink_block_chain): New function, split out from...
11609 (fixup_reorder_chain): ...here. Remove redundant checking.
11610 (cfg_layout_finalize): Don't clear the header, footer, and aux
11611 fields here, move the code to do so to relink_block_chain. Likewise
11612 for free_original_copy_tables.
11613 * rtl.h (tracer): Update prototype.
11614 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11615 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11616 mode. Use relink_block_chain to serialize the CFG according to the
11617 new basic block order. Move targetm.cannot_modify_jumps_p check from
11619 (gate_handle_reorder_blocks): ...to here.
11620 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11622 (gate_duplicate_computed_gotos): ...to here.
11623 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11624 something always changes when going into and out of cfglayout mode.
11625 Perform an expensive cfg cleanup while going into cfglayout mode.
11626 Always update liveness information on HAVE_conditional_execution
11627 targets. Reserialize the basic blocks and go out of cfglayout mode.
11628 * reg-stack.c: Include cfglayout.h.
11629 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11630 the call to reorder_basic_blocks.
11631 * basic-block.h (reorder_basic_blocks): Update prototype.
11632 (relink_block_chain): New prototype.
11633 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11635 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11637 * config/mips/mips.md (type, hazard, *movdi_32bit,
11638 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11639 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11640 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11641 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11642 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11644 (movcc): Change first xfer to multi.
11645 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11646 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11647 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11648 config/mips/generic.md: Change reservations using "xfer" to use
11650 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11651 using match_operand.
11652 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11653 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11655 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11657 2007-03-22 Richard Henderson <rth@redhat.com>
11659 * config/i386/i386.c: Remove unnecessary function declarations.
11660 Move targetm definition, and all related macros, to the end of
11661 the file. Resort some functions to put definitions before uses.
11662 (ix86_attribute_table): Make static. Move to end of file.
11663 (ix86_gimplify_va_arg): Make static.
11665 2007-03-22 Richard Henderson <rth@redhat.com>
11667 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11668 don't increase local_regparm with force_align_arg_pointer check.
11669 (ix86_function_sseregparm): Assert 32-bit.
11670 (type_has_variadic_args_p): New.
11671 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11672 type_has_variadic_args_p.
11673 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11674 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11675 use memset instead. Do maybe_vaarg check first; skip attribute
11676 tests if true; skip attribute tests for 64-bit.
11677 (construct_container): Remove TARGET_DEBUG_ARG.
11678 (function_arg_advance_32, function_arg_advance_64): Split out ...
11679 (function_arg_advance): ... from here.
11680 (function_arg_32, function_arg_64): Split out ...
11681 (function_arg): ... from here.
11682 (ix86_pass_by_reference): Tidy.
11683 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11684 (function_value_32): New, from parts of ix86_function_value
11685 and ix86_value_regno.
11686 (function_value_64): New, from parts of ix86_function_value
11687 and ix86_libcall_value.
11688 (ix86_function_value_1): New.
11689 (ix86_function_value, ix86_libcall_value): Use it.
11690 (return_in_memory_32, return_in_memory_64): Split out ...
11691 (ix86_return_in_memory): ... from here.
11692 (ix86_struct_value_rtx): Skip for 64-bit.
11693 (ix86_libcall_value, ix86_value_regno): Remove.
11694 (setup_incoming_varargs_64): Split out ...
11695 (ix86_setup_incoming_varargs): ... from here.
11696 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11697 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11698 * config/i386/i386-protos.h (ix86_function_value): Remove.
11699 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11701 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11704 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11705 infinities not supported, otherwise emit warning if -Woverflow. On
11706 underflow, emit warning if -Woverflow.
11707 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11709 * real.h (real_from_string): Update declaration
11711 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11712 Richard Henderson <rth@redhat.com>
11714 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11715 * calls.c (compute_argument_block_size, expand_call,
11716 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11717 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11718 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11719 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11720 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11721 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11722 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11723 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11726 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11728 * c-incpath.c (add_sysroot_to_chain): New.
11729 (merge_include_chains): Add sysroot argument. Call
11730 add_sysroot_to_chain if sysrooted.
11731 (register_include_chains): Update call to merge_include_chains.
11732 * doc/cppopts.texi: Document use of '=' in include directory
11735 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11737 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11738 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11739 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11740 insn pattern using X87MODEF12 mode macro.
11742 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11744 * regmove.c (regmove_optimize): Use reg_mentioned_p
11745 instead of reg_overlap_mentioned_p for DST.
11747 2007-03-21 Mike Stump <mrs@apple.com>
11749 * c.opt: Fixup for Objective-C/C++.
11751 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11753 * explow.c (convert_memory_address): Fold memory reference when
11754 POINTERS_EXTEND_UNSIGNED < 0
11756 2007-03-21 Richard Henderson <rth@redhat.com>
11759 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11760 * config/i386/mmintrin.h (__m64): Likewise.
11761 * config/i386/xmmintrin.h (__m128): Likewise.
11763 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11765 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11766 (VXWORKS_OS_CPP_BUILTINS): Define.
11767 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11768 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11770 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11772 * rtl.h (constant_pool_reference_p): Delete.
11773 (find_constant_src): Declare.
11774 * rtlanal.c (find_constant_src): New function.
11775 * simplify-rtx.c (constant_pool_reference_p): Delete.
11776 * config/i386/i386.md: Use find_constant_src instead of
11777 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11779 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11781 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11782 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11784 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11786 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11787 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11788 (arm_elf_asm_constructor): Use it.
11789 (arm_elf_asm_destructor): New function.
11791 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11793 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11795 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11797 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11799 2007-03-19 Andrew Haley <aph@redhat.com>
11801 PR tree-optimization/31264
11802 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11803 VIEW_CONVERT_EXPRs.
11805 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11807 PR rtl-optimization/30907
11808 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11809 (fwprop_init): Always call loop_optimizer_initialize.
11810 (fwprop_done): Always call loop_optimizer_finalize.
11811 (fwprop): We always have loop info now.
11812 (gate_fwprop_addr): Remove.
11813 (pass_fwprop_addr): Use gate_fwprop as gate.
11815 PR rtl-optimization/30841
11816 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11817 df_chain_alloc): Call df_reorganize_refs unconditionally.
11818 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11819 refs_organized to refs_organized_size.
11820 (df_ref_create_structure): Use refs_organized_size instead of
11821 bitmap_size if refs had been organized, and keep refs_organized_size
11823 * df.h (struct df_ref_info): Change refs_organized to
11824 refs_organized_size.
11825 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11828 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11830 * except.c (output_function_exception_table): Do not reference the
11831 EH personality routine for functions that do not require an
11834 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11837 * c-typeck.c (convert_for_assignment): Call comptypes for
11838 RECORD_TYPE or UNION_TYPE.
11840 PR inline-asm/30505
11841 * reload1.c (reload): Do invalid ASM checking after
11842 cleanup_subreg_operands.
11844 2007-03-19 Jeff Law <law@redhat.com>
11846 * tree-cfg.c (find_taken_edge): Tighten conditions for
11847 optimizing computed gotos.
11849 2007-03-19 Michael Matz <matz@suse.de>
11851 * builtins.c (expand_builtin_sync_operation,
11852 expand_builtin_compare_and_swap,
11853 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11856 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11857 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11860 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11862 * doc/tm.texi: Add brackets around the return type of
11863 TARGET_SECONDARY_RELOAD.
11865 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11866 Richard Guenther <rguenther@suse.de>
11868 PR tree-optimization/31254
11869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11870 Use handled_component_p () where appropriate. Continue
11871 propagating into the rhs if we propagated into an INDIRECT_REF
11874 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11876 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11877 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11878 (xde, xdee): Mode attributes adjusted to support DFP modes.
11879 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11880 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11881 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11882 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11883 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11884 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11885 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11887 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11888 "movsf"): Insn definitions removed.
11889 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11890 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11891 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11893 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11894 "reload_in<mode>", "reload_out<mode>"): Expander added.
11895 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11898 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11900 * config/s390/s390.md: Only non-functional changes. Renamed
11901 FPR mode macro to BFP all over the file.
11903 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11905 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11906 (op_type attribute): RRF instruction type added.
11907 (fT0): New mode attribute.
11908 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11909 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11910 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11911 instruction no secondary memory is needed when moving DFmode values
11912 between GPRs and FPRs.
11914 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11916 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11917 inverted and documentation adjusted.
11918 ("mhard-dfp", "msoft-dfp"): New options.
11919 * config/s390/s390.c (s390_handle_arch_option): New architecture
11921 (override_options): Sanity checks for the new options added.
11922 * config.gcc: New architecture switch: z9-ec.
11923 * config/s390/s390.h (processor_flags): PF_DFP added.
11924 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11925 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11926 when the bit is NOT set so remove it from the defaults.
11928 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11930 * genemit.c (main): Print include statement for dfp.h.
11931 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11934 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11936 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11938 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11941 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11942 instead of PATTERN.
11944 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11946 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11947 attr_length_call, output_call, output_indirect_call): Cleanup
11948 formatting of targetm calls.
11950 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11952 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11954 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11956 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11957 reservation, bypass and anti-bypass descriptions for these
11958 instructions. Update move patterns.
11959 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11962 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11964 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11965 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11966 (get_initial_def_for_reduction): Likewise.
11968 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11970 Fix PR tree-optimization/29922
11971 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11972 (get_representative): Removed.
11973 (value_dies_in_block_x): Update for rvuse removal.
11974 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11975 (compute_antic_aux): Handle when PHI nodes appear in
11976 non-single-successors.
11977 (dump_bitmap_of_names): Removed.
11978 (compute_antic_safe): Renamed and removed rvuse calculation.
11979 Calculate only antic safe.
11980 (insert_into_preds_of_block): Remove assert.
11981 (execute_pre): Update for renamed functions.
11982 (defer_or_phi_translate_block): New function.
11984 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11986 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11987 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11989 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11990 Follow spelling conventions.
11992 * tree-data-ref.h: Remove the prototype for analyze_array.
11994 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11996 PR tree-optimization/31041
11997 * tree-vect-transform.c (get_initial_def_for_induction): Call
11998 force_gimple_operand.
12000 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12002 * ipa-type-escape.c (look_for_casts) : Revert code to use
12003 handled_component_p due to ada test a-numaux.adb.
12005 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12007 * final.c (final_scan_insn): Alter the condition of a
12008 conditional trap if we have nonstandard CC.
12010 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12012 * configure.ac: Remove excess quoting from asm line 0 test.
12013 * configure: Rebuilt.
12015 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12017 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12018 * c-common.c (convert_and_check): Move warning logic to...
12019 (warnings_for_convert_and_check): ...here. Define.
12020 * c-common.h (warnings_for_convert_and_check): Declare.
12022 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12024 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12025 (output_call): Likewise.
12027 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12029 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12031 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12033 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12035 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12037 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12038 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12040 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12042 PR tree-optimization/31183
12043 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12044 Use double_int instead of unsigned int for representing access_strides.
12045 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12047 2007-03-16 Richard Guenther <rguenther@suse.de>
12049 PR tree-optimization/31146
12050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12051 to allow recursion of forward_propagate_addr_expr.
12052 (forward_propagate_addr_into_variable_array_index): Likewise.
12053 (forward_propagate_addr_expr): Likewise.
12054 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12055 (forward_propagate_addr_expr_1): Recurse on simple copies
12056 instead of propagating into them. Do so for useless conversions
12058 (forward_propagate_addr_expr): Clean up unused statements after
12061 2007-03-16 Richard Guenther <rguenther@suse.de>
12063 * builtins.c (expand_builtin_cexpi): Use the right argument
12064 for the expansion via cexp.
12066 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12068 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12069 * configure: Rebuilt.
12071 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12074 * dwarf2out.c (force_type_die): Adjust comment.
12075 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12077 2007-03-15 DJ Delorie <dj@redhat.com>
12079 * config/frv/predicates.md (minmax_operator): Don't check operands
12082 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12084 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12085 Update constant estimates of number of iterations.
12086 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12087 argument renamed to "realistic".
12088 (compute_estimated_nb_iterations): Removed.
12089 (record_niter_bound): New function.
12090 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12091 call record_nonwrapping_iv with upper = false.
12092 (infer_loop_bounds_from_signedness): Pass upper argument to
12093 record_nonwrapping_iv.
12094 (estimate_numbers_of_iterations_loop): Do not call
12095 compute_estimated_nb_iterations. Record estimate based on profile
12096 information. Initialize the constant estimates of number of
12098 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12100 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12101 number of iterations is too small.
12102 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12103 (EST_NOT_AVAILABLE): Removed.
12104 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12105 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12108 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12110 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12111 Handle NE_EXPR guards.
12113 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12116 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12117 Set also -pedantic-errors by default for the preprocessor unless
12118 -fpermissive is given.
12120 2007-03-15 Richard Guenther <rguenther@suse.de>
12122 PR middle-end/29719
12123 PR middle-end/31161
12124 * builtins.c (expand_builtin_cexpi): As a fallback if we
12125 don't have builtins for sincos or cexp create a function
12126 declaration for cexp and expand to a call to that.
12127 (expand_builtin_int_roundingfn): Always fall
12128 back to floor/ceil and its variants even if they may be
12131 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12133 PR middle-end/31159
12134 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12135 jump tables, move the call to delete_dead_jumptables from here...
12136 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12137 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12138 don't allow merging of blocks that try_redirect_by_replacing_jump
12139 also does not handle when not optimizing.
12141 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12142 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12144 * config/i386/i386.md (x86_sahf_1): Correctly handle
12147 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12150 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12151 x86_64_general_operand as operand[2] predicate. Remove "iF"
12152 from operand constraints and use "e" constraint instead.
12153 (*subti3_1, *subti3_1 splitter): Ditto.
12154 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12155 operand[1] predicate.
12157 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12159 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12160 arrays, multiply the access strides by the size of the sub-array.
12161 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12163 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12165 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12166 the configured assembler supports the sahf mnemonic.
12167 * configure: Regenerate.
12168 * config.in: Regenerate.
12170 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12171 emit "sahf" or ".byte\t0x9e" as asm template.
12173 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12176 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12177 option to replace hard coded TARGET_xxx in md file.
12178 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12179 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12180 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12181 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12182 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12183 (X86_TUNE_NOT_VECTORMODE): Ditto.
12184 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12185 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12186 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12187 (TUNE_SLOW_IMUL_IMM8): Ditto.
12188 (TUNE_MOVE_M1_VIA_OR): Ditto.
12189 (TUNE_NOT_UNPAIRABLE): Ditto.
12190 (TUNE_NOT_VECTORMODE): Ditto.
12192 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12195 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12196 tuning options instead of hard coded TARGET_xxx.
12197 (fix ssemode peephole2's): Ditto.
12198 (imul peephole2's): Ditto.
12200 (movdi_or_rex64): Ditto.
12201 (move peephole2): Ditto.
12202 (not peephole2's): Ditto.
12204 2007-03-14 Dirk Mueller <dmueller@suse.de>
12206 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12207 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12208 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12210 * c-parser.c (c_parser_do_statement): Warn about empty body in
12211 do/while statement.
12212 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12213 * doc/invoke.texi (-Wempty-body): Update documentation.
12215 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12218 * c-common.h (warn_for_div_by_zero): Declare.
12219 * c-common.c (warn_for_div_by_zero): Define.
12220 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12223 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12225 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12226 to PREFIX and STANDARD_PREFIX.
12228 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12229 Phil Edwards <phil@codesourcery.com>
12231 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12232 (__gthread_once_t): Remove busy field for RTPs.
12233 (__GTHREAD_ONCE_INIT): Update accordingly.
12235 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12237 * doc/invoke.texi: Document VxWorks options.
12239 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12241 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12243 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12245 PR tree-optimization/30590
12246 * tree-nrv.c (tree_nrv): Check for the partial update of the
12249 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12251 * flags.h (flag_random_seed): Remove declaration, in favor of...
12252 * toplev.h (get_random_seed, set_random_seed): ... these.
12253 * tree.c (get_file_function_name): Use the former.
12254 * opts.c (common_handle_option): Use the latter.
12257 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12259 PR middle-end/31127
12260 * cse.c (cse_find_path): Do not bail out if a basic block that
12261 we already visited now becomes part of a path that starts at a
12262 different basic block. Just disallow this, to make sure we
12263 visit each basic block at most once.
12265 2007-03-13 Jan Hubicka <jh@suse.cz>
12267 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12268 attributes, when profile esitmate is present, calls with very low
12269 frequency are cold.
12271 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12273 PR tree-optimization/30730
12274 PR tree-optimization/26900
12275 * tree-ssa-loop-niter.c: Include gmp.h.
12276 (bounds): New type.
12277 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12278 split_to_var_and_offset, determine_value_range,
12279 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12280 bound_difference, bounds_add, bounds_negate,
12281 number_of_iterations_ne_max, dump_affine_iv): New functions.
12282 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12283 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12284 difference of initial and final value of control iv to validate
12286 (number_of_iterations_cond): Add loop parameter. Determine bounds
12287 on the difference of the extremes of the control iv. Add dumps.
12288 (expand_simple_operations): Handle phi nodes.
12289 (simplify_using_initial_conditions): Do not record used conditions.
12290 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12291 Do not set additional_info.
12292 (implies_nonnegative_p, implies_ge_p): Removed.
12293 (derive_constant_upper_bound): Do not use parameter `additional'.
12294 (record_estimate): Parameter `additional' removed. Parameter
12295 `i_bound' added. Do not call derive_constant_upper_bound.
12296 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12297 bound the number of iterations estimate.
12298 (estimate_numbers_of_iterations_loop): Pass the estimate from
12299 the number of iterations analysis to record_estimate.
12300 * tree.h (multiple_of_p): Declare.
12301 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12302 (scev_const_prop): Do not check expression_expensive_p.
12303 * fold-const.c (multiple_of_p): Exported.
12304 * double-int.c (double_int_mask): Exported.
12305 * double-int.h (double_int_mask): Declare.
12306 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12307 field. Added max field.
12309 2007-03-13 David Taylor <taylor@candd.org>
12312 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12315 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12318 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12319 two unamed patterns.
12321 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12323 * config/i386/i386.opt (mcx16, msahf): New options.
12324 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12325 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12327 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12328 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12329 Output -mcx16 and -msahf options when corresponding bit is set.
12331 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12332 and -msahf options.
12334 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12336 * configure.ac: Test for assembler tolerance to # 0 "".
12337 * configure, config.in: Rebuilt.
12338 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12340 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12342 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12344 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12345 (handle_syscall): Handle direct system calls.
12346 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12348 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12350 * doc/invoke.texi: Fix cpp.info cross-reference.
12351 * doc/passes.texi: Fix gcc.info cross-reference.
12353 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12355 PR tree-optimization/30835
12356 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12357 bb_for_stmt is not NULL before accessing it.
12359 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12361 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12364 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12367 * doc/install.texi: Document --enable-stage1-languages
12369 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12371 * tree-pass.h (pass_into_cfg_layout_mode,
12372 pass_outof_cfg_layout_mode): Declare.
12373 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12374 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12375 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12376 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12378 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12380 * c-decl.c (warn_variable_length_array): New function.
12381 Refactored from grokdeclarator to handle warn_vla
12382 and handle unnamed array case.
12383 (grokdeclarator): Refactored VLA warning case.
12384 * c.opt (Wvla): New flag.
12385 * doc/invoke.texi (Wvla): New warning.
12387 2007-03-12 Richard Henderson <rth@redhat.com>
12389 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12390 (TARGET_SECTION_TYPE_FLAGS): New.
12392 2007-03-12 Richard Henderson <rth@redhat.com>
12394 * config/darwin.c (machopic_reloc_rw_mask): New.
12395 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12396 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12398 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12400 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12401 * cppdefault.h (cpp_PREFIX): Document.
12402 (cpp_PREFIX_len): Likewise.
12403 (cpp_EXEC_PREFIX): New variable.
12404 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12405 * c-incpath.c (add_standard_paths): Correct logic for relocating
12406 paths within prefix.
12408 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12410 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12411 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12413 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12414 fix_truncdfdi_sse using SSEMODEF mode macro.
12415 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12416 fix_truncdfsi_sse using SSEMODEF mode macro.
12417 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12418 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12420 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12422 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12423 elfos.h to tm_file.
12425 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12427 * tree.h : Add multiple_of_p declaration.
12428 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12429 * ipa-type-escape.c (results_of_malloc): Redundant.
12430 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12431 (cast_type): Extended with new members.
12432 (check_cast): Returns cast_type.
12433 (cast): New structure for data of walk_use_def_chains.
12434 (is_malloc_result, is_cast_from_non_pointer_1,
12435 is_cast_from_non_pointer,
12436 is_array_access_through_pointer_and_index): New functions.
12437 (look_for_casts): Returns cast types.
12438 (check_call): Returns void.
12439 (okay_pointer_operation): Use support of pointer plus index,
12440 pointer plus constant and allow all multiplications.
12442 2007-03-11 Richard Guenther <rguenther@suse.de>
12444 PR tree-optimization/31115
12445 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12446 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12447 A shift count of zero is not special as with *_DIV_EXPR.
12448 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12451 2007-03-11 Ian Lance Taylor <iant@google.com>
12453 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12454 the *_DIV_EXPR codes correctly with overflow infinities.
12456 2007-03-11 Ira Rosen <irar@il.ibm.com>
12458 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12459 indicate success/failure of the analysis. Add negation to subtrahend
12460 in case of subtraction. Fail if both operands contain constants.
12461 (create_data_ref): Fail if analyze_offset fails.
12463 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12465 * config/i386/i386.md (frndintxf2): Rename to ...
12466 (rintxf2): ... this. Remove expander having same name.
12467 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12468 (roundsf2, rounddf2): Ditto.
12469 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12470 (lround<mode>di2, lround<mode>si2): Ditto.
12472 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12474 * lower-subreg.c: Include except.h.
12475 (decompose_multiword_subregs): Verify that the only control flow
12476 insns we can split are loads to multi-words pseudos.
12477 Handle breaking such blocks after splitting, instead of calling
12478 find_many_sub_basic_blocks.
12480 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12481 on the new basic block. Add a lengthy comment explaining why we
12482 thought this was necessary.
12483 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12485 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12488 * tree.c (walk_type_fields): Recurse into the element type of
12489 ARRAY_TYPEs if there is a pointer set.
12491 2007-03-10 Dirk Mueller <dmueller@suse.de>
12493 * c-common.c (warn_logical_operator): Fix condition.
12495 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12497 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12499 * config/darwin.c (machopic_select_section): Remove superfluous
12500 argument in call to categorize_decl_for_section. Remove unused
12503 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12505 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12507 * configure: Regenerate.
12509 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12513 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12514 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12515 Add LABEL_NUSES to emitted label.
12516 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12517 branch probability value to emitted jump insn.
12518 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12519 Do not check life information and do not re-arrange input operands
12520 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12522 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12524 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12525 the change of decode_asm_operands.
12527 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12529 * mode-switching.c (create_pre_exit): Skip blockage insn.
12531 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12533 * tree-pass.h (TODO_update_smt_usage): Remove.
12535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12539 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12541 * pa.c (attr_length_call): Revise condition for long
12542 pc-relative branch.
12543 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12544 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12545 sequence on SOM target.
12547 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12549 * gcc.c: Document %{, in big comment at top.
12550 (input_suffix_matches): Remove special handling for .s and
12552 (input_spec_matches): New.
12553 (handle_braces): Handle %{,.
12554 (validate_switches): ',' indicates a value which is not a switch.
12555 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12556 to detect assembler input.
12557 * config/i386/sol2.h (CPP_SPEC): Likewise.
12558 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12559 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12560 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12561 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12562 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12563 -m64 causes deployment target to default to 10.5.
12564 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12566 2007-03-09 Richard Henderson <rth@redhat.com>
12569 * target.h (targetm.asm.out.reloc_rw_mask): New.
12570 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12571 (TARGET_ASM_OUT): Use it.
12572 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12573 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12574 use the new reloc_rw_mask target hook instead.
12575 (default_section_type_flags_1): Merge into...
12576 (default_section_type_flags): ... here.
12577 (decl_readonly_section_1): Merge into...
12578 (decl_readonly_section): ... here.
12579 (default_elf_select_section_1): Merge into...
12580 (default_elf_select_section): ... here.
12581 (default_unique_section_1): Merge into...
12582 (default_unique_section): ... here.
12583 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12584 (default_select_rtx_section): Use it.
12585 (default_elf_select_rtx_section): Likewise.
12586 * output.h: Update to match.
12587 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12588 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12589 (TARGET_ASM_RELOC_RW_MASK): New.
12590 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12591 to categorize_decl_for_section.
12592 (x86_64_elf_unique_section): Likewise.
12593 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12594 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12595 (TARGET_ASM_RELOC_RW_MASK): New.
12596 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12597 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12598 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12599 (TARGET_RWRELOC): Remove.
12600 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12601 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12602 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12603 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12604 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12605 (rs6000_xcoff_select_section): Use decl_readonly_section.
12606 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12607 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12608 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12609 (TARGET_SECTION_TYPE_FLAGS): Remove.
12610 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12612 2007-03-09 Roger Sayle <roger@eyesopen.com>
12614 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12615 complex constant equality/inequality comparisons for here.
12616 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12617 known at compile-time or can be simplified to a scalar comparison.
12618 (fold_relational_const): Move compile-time evaluation of complex
12619 constant equality/inequality comparisons to here.
12621 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12623 PR rtl-optimization/30643
12624 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12626 (fold_rtx): Recurse, like before 2006-11-03.
12628 2007-03-09 DJ Delorie <dj@redhat.com>
12630 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12633 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12635 PR tree-optimization/30375
12636 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12637 LHS of statements is not the same.
12638 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12640 2007-03-09 Chao-ying Fu <fu@mips.com>
12642 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12644 * doc/invoke.texi (-mdspr2): Document new option.
12645 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12646 New unspec for DSP REV 2.
12647 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12648 these instructions are extended in DSP REV 2.
12649 (mips-dspr2.md): Include.
12650 * config/mips/mips.opt (mdspr2): New option.
12651 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12652 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12653 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12654 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12655 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12656 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12657 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12659 (bdesc_map): Add one field of unsupported_target_flags.
12660 (bdesc_arrays): Update entries to have extra fields. Add
12662 (mips_init_builtins): Initialize new function types.
12663 Check unsupported_target_fileds to filter out builtins.
12664 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12666 (ASM_SPEC): Pass mdspr2 to the assembler.
12667 * config/mips/mips-dspr2.md: New file.
12669 2007-03-09 Sa Liu <saliu@de.ibm.com>
12671 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12673 2007-03-09 Ian Lance Taylor <iant@google.com>
12675 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12676 argument) like -Wstrict-overflow=2.
12677 * doc/invoke.texi (Warning Options): Update documentation.
12679 2007-03-09 Dirk Mueller <dmueller@suse.de>
12682 * doc/invoke.texi (-Wlogical-op): Document.
12683 * common.opt (-Wlogical-op): New.
12684 * c-common.h (warn_logical_operator): Declare.
12685 * c-common.c (warn_logical_operator): Define.
12686 * c-typeck.c (parser_build_binary_op): Call
12687 warn_logical_operator.
12689 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12691 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12692 * final.c (final_scan_insn): Test for non-"" file name.
12694 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12696 * doc/loop.texi: Document the Omega linear constraints solver.
12697 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12698 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12699 omega-hash-table-size, omega-max-keys, and
12700 omega-eliminate-redundant-constraints.
12701 * tree-pass.h (pass_check_data_deps): Declared.
12704 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12705 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12706 pass_check_data_deps): New.
12707 * tree-data-ref.c (init_data_ref): Remove declaration.
12708 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12709 (analyze_array): Renamed init_array_ref, move up initializations.
12710 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12711 Removed arguments that are set to NULL.
12712 (analyze_indirect_ref): Correct indentation, correct call to
12714 (object_analysis): Call init_array_ref instead of analyze_array.
12715 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12716 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12717 of DR_ACCESS_FNS_ADDR.
12718 (init_omega_eq_with_af, omega_extract_distance_vectors,
12719 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12720 ddr_consistent_p): New.
12721 (compute_affine_dependence): Check consistency of ddrs when
12722 flag_check_data_deps is passed.
12723 (analyze_all_data_dependences): Uncomment.
12724 (tree_check_data_deps): New.
12725 * tree-data-ref.h: Include omega.h.
12726 (DR_ACCESS_FNS_ADDR): Removed.
12727 (data_dependence_relation): Add inner_loop.
12728 (DDR_INNER_LOOP): New.
12729 * common.opt (fcheck-data-deps): New.
12730 * tree-flow.h (tree_check_data_deps): Declare.
12731 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12732 (OBJS-common): Depend on omega.o.
12734 * passes.c (pass_check_data_deps): Scheduled.
12735 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12736 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12737 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12738 PARAM_VECT_MAX_VERSION_CHECKS,
12739 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12741 2007-03-09 Richard Guenther <rguenther@suse.de>
12743 PR tree-optimization/30904
12744 PR middle-end/31058
12745 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12746 the same way as *_DIV_EXPR.
12748 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12750 * recog.c (decode_asm_operands): No mixed declarations and code.
12752 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12754 * rtl.def (ASM_INPUT): Add location.
12755 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12756 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12757 (decode_asm_operands): Add loc operand.
12758 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12759 * stmt.c (expand_asm): Rename to...
12760 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12761 gen_rtx_ASM_INPUT_loc.
12762 (expand_asm_expr): Adjust.
12763 * recog.c (decode_asm_operands): Add loc operand.
12764 (check_asm_operands, extract_insn): Adjust.
12765 * reload1.c (maybe_fix_stack_asms): Likewise.
12766 * final.c (asm_insn_count): Likewise.
12767 (final_scan_insn): Output # line before and after asm.
12769 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12771 * tree-ssa-structalias.c (variable_info): Remove
12773 (new_var_info): Ditto.
12774 (shared_bitmap_info_t): New structure.
12775 (shared_bitmap_table): New variable.
12776 (shared_bitmap_hash): New function.
12777 (shared_bitmap_eq): Ditto
12778 (shared_bitmap_lookup): Ditto.
12779 (shared_bitmap_add): Ditto.
12780 (merge_smts_into): Change to take bitmap directly.
12781 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12782 (init_alias_vars): Init shared bitmap hashtable.
12783 (delete_points_to_sets): Delete shared bitmap hashtable.
12784 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12785 is_aliased removal as a change that was still necessary was
12788 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12790 * config/i386/i386.h (override_options): Conditionally disable
12791 x86_sahf for 64bit targets only.
12793 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12796 * c-decl.c (merge_decls): Don't call make_var_volatile.
12797 * varasm.c (make_var_volatile): Remove.
12798 * output.h (make_var_volatile): Remove.
12800 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12802 PR tree-optimization/31085
12803 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12805 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12807 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12808 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12809 ATTR_CONST_NOTHROW_LIST.
12811 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12814 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12816 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12818 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12821 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12823 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12824 passed, use shared libgcc.
12826 2007-03-08 Roger Sayle <roger@eyesopen.com>
12828 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12829 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12830 (honor_protect_cleanup_actions, lower_try_finally_switch):
12832 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12833 ifc_temp_var): Likewise.
12834 * tree-inline.c (setup_one_parameter): Likewise.
12835 * tree-mudflap.c (mf_decl_cache_locals,
12836 mf_build_check_statement_for): Likewise.
12837 * tree-nested.c (init_tmp_var, save_tmp_var,
12838 finalize_nesting_tree_1): Likewise.
12839 * tree-outof-ssa.c (insert_copy_on_edge,
12840 insert_backedge_copies): Likewise.
12841 * tree-profile.c (tree_gen_edge_profiler,
12842 tree_gen_ic_profiler): Likewise.
12843 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12844 * tree-sra.c (sra_build_assignment): Likewise.
12845 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12846 * tree-ssa-math-opts.c (insert_reciprocals,
12847 execute_cse_sincos_1): Likewise.
12848 * tree-tailcall.c (adjust_accumulator_values,
12849 adjust_return_value): Likewise.
12850 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12851 * tree-vect-transform.c (vect_create_data_ref_ptr,
12852 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12853 vect_create_epilog_for_reduction, vectorizable_reduction,
12854 vectorizable_call, vectorizable_conversion,
12855 vectorizable_assignment, vectorizable_operation,
12856 vectorizable_type_demotion, vect_gen_widened_results_half,
12857 vect_permute_store_chain, vectorizable_store,
12858 vect_setup_realignment, vect_permute_load_chain,
12859 vectorizable_load, vectorizable_condition,
12860 vect_create_cond_for_align_checks): Likewise.
12861 * tree-vrp.c (build_assert_expr_for): Likewise.
12863 2007-03-08 Ian Lance Taylor <iant@google.com>
12865 * tree-vrp.c: Include "intl.h".
12866 (usable_range_p): New static function.
12867 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12868 overflowed values, juts set *strict_overflow_p.
12869 (compare_values): Only return -2 if one of the operands is not a
12871 (compare_ranges): Call usable_range_p.
12872 (compare_range_with_value): Likewise.
12873 (vrp_evaluate_conditional_warnv): Rename from
12874 vrp_evaluate_conditional. Make static. Change all callers.
12875 (vrp_evaluate_conditional): New function.
12876 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12877 on signed overflow.
12878 (simplify_abs_using_ranges): Likewise.
12879 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12880 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12881 within_stmt parameter.
12882 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12883 vrp_evaluate_conditional.
12884 * tree-ssa-threadedge.c
12885 (record_temporary_equivalences_from_stmts_at_dest): Change
12886 simplify parameter to take a second tree parameter.
12887 (simplify_control_stmt_condition): Likewise.
12888 (thread_across_edge): Likewise.
12889 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12890 (thread_across_edge): Likewise.
12891 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12893 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12895 * config/i386/i386.h (TARGET_SAHF): New define.
12896 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12897 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12898 (x86_sahf): New global variable.
12899 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12900 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12901 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12902 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12904 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12905 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12906 when expanding fcomi/sahf based tests.
12907 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12908 expanding sahf based alternative. Emit sahf based sequence when
12909 optimizing for code size.
12910 * config/i386/i386.md (x86_sahf_1): Do not disable for
12911 TARGET_64BIT, enable for TARGET_SAHF.
12913 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12915 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12916 spurious whitespace from error message.
12918 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12921 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12923 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12925 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12927 * tree-sra.c (instantiate_element): Propagate disabled warnings
12928 from the element itself to the created variable.
12930 2007-03-07 Richard Henderson <rth@redhat.com>
12933 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12934 silently fix up the stack in the case of a missing register.
12936 2007-03-07 Paul Brook <paul@codesourcery.com>
12938 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12940 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12942 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12944 (phase1_vrs): Use them.
12945 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12946 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12947 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12948 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12949 __gnu_Unwind_Restore_WMMXC if required.
12950 (_Unwind_VRS_Pop): Implement iWMMXt support.
12951 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12952 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12953 gnu_Unwind_Save_WMMXC): Define.
12955 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12957 * config/vxworks.h (vxworks_override_options): Declare.
12958 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12959 * config/vxworks.c: Include target.h and toplev.h.
12960 (vxworks_override_options): New function.
12961 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12963 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12965 * config/s390/s390.c (override_options): Don't emit an error when
12966 -mstack-size is used without providing -mstack-guard.
12967 (s390_emit_prologue): Choose stack_guard value automatically if not
12968 provided via command line.
12969 * doc/invoke.texi: Adjust description of -mstack-guard and
12972 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12974 * config/i386/i386.c (output_set_got): Add a GOT initialization
12975 sequence for VxWorks PIC.
12976 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12977 around labels as well as symbols. Use gotoff_operand instead
12978 of local_symbolic_operand.
12979 (legitimize_pic_address): Use gotoff_operand instead of
12980 local_symbolic_operand. Use @GOT accesses for labels as
12982 (ix86_output_addr_diff_elt): Use PC-relative rather than
12983 GP-relative offsets for VxWorks PIC.
12984 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12985 no_new_pseudos. Check whether the returned register is op0.
12986 * config/i386/i386.md (tablejump): Use PC-relative rather than
12987 GP-relative offsets for VxWorks PIC.
12988 * config/i386/predicates.md (gotoff_operand): New predicate.
12990 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12992 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12994 * config/vxworks-dummy.h: New file.
12995 * config/i386/i386.h: Include it.
12997 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12999 * dwarf2out.c (is_inlined_entry_point): New
13000 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13001 DW_AT_ranges if the first subblock is the entry point.
13003 2007-03-06 David Daney <ddaney@avtrex.com>
13005 * doc/install.texi (mips-*-*): Change recommended binutils
13008 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13010 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13011 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13013 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13014 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13016 2007-03-06 Jan Hubicka <jh@suse.cz>
13018 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13019 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13021 (probably_cold_bb_p): Cold functions are cold.
13022 (probably_never_executed_bb_p): Cold functions are cold.
13023 (tree_bb_level_predictions): Predict calls to cold functions as not
13025 (compute_function_frequency): Check hot/cold attributes.
13026 * function.h (function_frequency): Update comments.
13027 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13028 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13029 (c_common_att): Add cold and hot.
13031 * doc/extend.texi (hot,cold attributes): Document.
13033 2007-03-06 Andrew Haley <aph@redhat.com>
13035 * function.c (expand_function_end): Move blockage to just after we
13036 emit the label for the naked return from the function.
13038 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13040 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13043 2007-03-06 Jan Hubicka <jh@suse.cz>
13045 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13046 loaded for constant large models. Non-large 64bit PIC can do.
13047 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13048 * cmodel.h: Add LARGE PIC.
13049 * i386.md (UNSPEC_PLTOFF): New.
13050 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13052 (*call_1_rex64): Disable for large models.
13053 (*call_1_rex64_large): New.
13054 (*call_value_1_rex64): Disable for large models.
13055 (*call_value_1_rex64_large): New.
13056 (set_rip_rex4): New.
13057 (set_got_offset_rex64): New.
13058 * predicates.md (constant_call_address_operand): For large model
13059 constant calls are not possible.
13060 * i386-protos.h (construct_plt_address): Declare.
13061 * i386.c (override_options): Accept large models.
13062 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13063 (legitimate_constant_p): Add new UNSPECs.
13064 (legitimate_pic_operand_p): Likewise.
13065 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13066 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13068 (output_pic_addr_const): Add PLTOFF.
13069 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13070 (ix86_expand_move): Legitimize pic address when in PIC mode.
13071 (construct_plt_address): New function.
13072 (ix86_expand_call): Offload the address to register and use GOT
13073 pointer for large model.
13074 * invoke.texi (mcmodel=large): Update documentation.
13076 2007-03-06 Richard Henderson <rth@redhat.com>
13078 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13079 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13080 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13081 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13082 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13083 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13084 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13085 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13086 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13087 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13088 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13089 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13090 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13091 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13092 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13093 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13094 x86_schedule, x86_use_bt, x86_pad_returns,
13095 x86_use_xchgb): Merge into ...
13096 (ix86_tune_features): ... here. New array.
13097 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13098 x86_bswap): Merge into ...
13099 (ix86_arch_features): ... here. New array.
13100 (x86_3dnow_a): Remove.
13101 (x86_accumulate_outgoing_args): Make static.
13102 (x86_arch_always_fancy_math_387): Make static.
13103 (ix86_tune_mask, ix86_arch_mask): Move ...
13104 (override_options): ... to local variables here. Apply the
13105 appropriate mask to each element of ix86_arch_features and
13106 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13107 as were done in the old macros.
13108 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13109 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13110 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13111 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13112 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13113 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13114 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13115 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13116 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13117 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13118 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13119 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13120 x86_accumulate_outgoing_args, x86_prologue_using_move,
13121 x86_epilogue_using_move, x86_decompose_lea,
13122 x86_arch_always_fancy_math_387, x86_shift1,
13123 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13124 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13125 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13126 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13127 x86_use_incdec, x86_pad_returns, x86_bswap,
13128 x86_partial_flag_reg_stall): Remove.
13129 (enum ix86_tune_indices): New.
13130 (ix86_tune_features): New.
13131 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13132 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13133 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13134 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13135 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13136 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13137 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13138 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13139 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13140 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13141 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13142 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13143 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13144 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13145 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13146 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13147 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13148 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13149 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13150 TARGET_EXT_80387_CONSTANTS): Use it.
13151 (enum ix86_arch_indices): New.
13152 (ix86_arch_features): New.
13153 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13154 TARGET_BSWAP): Use it.
13155 (ix86_tune_mask, ix86_arch_mask): Remove.
13157 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13160 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13161 Define using $${sysroot_headers_suffix}.
13162 * configure: Regenerate.
13163 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13164 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13166 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13167 * gcc.c (print_sysroot_headers_suffix): New.
13168 (option_map): Include --print-sysroot-headers-suffix.
13169 (display_help): Mention -print-sysroot-headers-suffix.
13170 (process_command): Handle -print-sysroot-headers-suffix.
13171 (do_spec_1): Append multilib directory to include-fixed path if
13172 sysroot suffixes in use.
13173 (main): Handle -print-sysroot-headers-suffix.
13174 * Makefile.in (start.encap): Don't depend on xlimits.h
13175 (xlimits.h): Remove.
13176 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13177 limits.h for each multilib in fixinc_list.
13178 (fixinc_list, s-fixinc_list): New.
13179 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13180 generate them for each multilib in fixinc_list.
13181 (stmp-fixproto): Use include-fixed. Run fixproto for each
13182 multilib in fixinc_list.
13183 (mostlyclean): Don't remove xlimits.h.
13184 (clean): Remove include-fixed.
13185 (real-install-headers-tar, real-install-headers-cpio,
13186 real-install-headers-cp): Don't copy include, only include-fixed.
13187 (install-mkheaders): Depend on fixinc_list. Don't depend on
13188 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13189 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13190 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13192 2007-03-06 Jan Hubicka <jh@suse.cz>
13194 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13197 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13199 * configure.ac: Allow tm_file to contain build-directory files.
13200 * configure: Regenerate.
13201 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13202 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13203 * config/m68k/print-sysroot-suffix.sh: New file.
13205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13207 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13208 of pic_offset_table_rtx if reload_completed.
13209 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13210 PIC_OFFSET_TABLE_REGNUM.
13211 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13213 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13214 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13216 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13218 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13219 functions that call eh_return.
13221 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13223 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13224 functions that need a constant pool.
13226 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13229 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13230 (m68k_preferred_reload_class): Likewise.
13231 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13232 (SECONDARY_RELOAD_CLASS): Define.
13233 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13234 (LIMIT_RELOAD_CLASS): Delete.
13235 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13236 registers from storing bytes.
13237 (m68k_secondary_reload_class): New function.
13238 (m68k_preferred_reload_class): Likewise.
13240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13242 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13244 (m68k_expand_prologue): Likewise.
13246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13248 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13249 (mips_expand_epilogue): Add a bool parameter.
13250 (m68k_legitimize_sibcall_address): Declare.
13251 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13252 (m68k_expand_epilogue): Add a parameter to select between sibling
13253 and normal epilogues. Only generate a return for the latter.
13254 (m68k_ok_for_sibcall_p): New function.
13255 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13256 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13257 (sibcall_value, *sibcall_value): Likewise.
13258 (*call, *call_value): Require !SIBLING_CALL_P.
13259 (epilogue): Update call to m68k_expand_epilogue.
13260 (sibcall_epilogue): New pattern.
13261 * config/m68k/predicates.md (const_call_operand): Say that this
13262 predicate applies to sibling calls too.
13263 (sibcall_operand): New predicate.
13265 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13267 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13268 alternatives as movsi_cf.
13269 (movsf_cf_hard): Add commentary.
13271 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13272 Richard Sandiford <richard@codesourcery.com>
13274 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13275 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13276 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13277 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13278 as being live on exit from an interrupt function.
13279 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13280 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13281 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13282 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13283 (m68k_interrupt_function_p): Globalize.
13284 (m68k_compute_frame_layout): Remove reverse mask code.
13285 (m68k_emit_movem, m68k_set_frame_related): New functions.
13286 (m68k_output_function_prologue): Delete in favor of...
13287 (m68k_expand_prologue): ...this new function.
13288 (m68k_output_function_epilogue): Delete in favor of...
13289 (m68k_expand_epilogue): ...this new function.
13290 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13292 (print_operand): Handle %?.
13293 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13294 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13295 (prologue, epilogue): New patterns.
13296 (return): Turn into a define_expand.
13297 (*return): New pattern, derived from old "return" pattern. Use rte
13298 rather than rts for interrupt functions. Only use rtd if the pop
13300 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13301 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13302 (link, *link, unlink, *unlink, load_got): Likewise.
13304 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13308 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13309 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13310 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13311 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13312 and m68k_matches_u_p.
13313 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13314 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13315 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13316 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13317 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13318 (REG_STRICT_P): New macro.
13319 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13320 PCREL_GENERAL_OPERAND_OK.
13321 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13322 m68k_legitimate_base_reg_p.
13323 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13324 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13325 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13326 * config/m68k/m68k.c (m68k_address): New structure.
13327 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13328 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13329 (m68k_jump_table_ref_p, m68k_decompose_address)
13330 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13331 (m68k_matches_u_p): New functions.
13332 (print_operand_address): Rewrite to use m68k_decompose_index.
13334 2007-03-05 David Taylor <dtaylor@emc.com>
13336 * gcc.c: Correct copyright date in --version output.
13338 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13340 * pa.md: In unamed move patterns, disparge copies between general
13341 and floating point registers using '?' modifier. Don't include 'f'
13342 constraint for register preferences in DImode, SImode, HImode and
13343 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13344 Remove constraints for copies between general and floating registers
13345 in soft-float DFmode pattern.
13346 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13350 2007-03-05 Mike Stump <mrs@apple.com>
13352 * c-common.c (targetcm): Add.
13353 * c-opts.c (c_common_handle_option): Handle language specific
13355 * opts.c (handle_option): Verify language for target options, if
13357 * opth-gen.awk: Add CL_LANG_ALL.
13358 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13359 (TARGETCM_INITIALIZER): Add.
13360 * target.h (struct gcc_targetcm): Add.
13362 * targhooks.c (default_handle_c_option): Add.
13363 * targhooks.h (default_handle_c_option): Add.
13364 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13366 * config/darwin.opt (iframework): Add.
13367 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13368 * config/darwin-c.c (handle_c_option): Add.
13369 (TARGET_HANDLE_C_OPTION): Add.
13371 * doc/invoke.texi (Darwin Options): Add -iframework.
13373 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13375 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13378 2007-03-05 Ian Lance Taylor <iant@google.com>
13380 * c.opt (fgnu89-inline): New option.
13381 * c-opts.c (c_common_post_options): Set default value for
13383 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13384 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13386 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13387 (grokdeclarator, start_function): Likewise.
13388 * c-cppbuiltin.c (c_cpp_builtins): Define either
13389 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13390 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13391 (C Dialect Options): Document -fgnu89-inline.
13392 * doc/extend.texi (Function Attributes): Explain what the
13393 gnu_inline attribute does.
13394 * doc/cpp.texi (Common Predefined Macros): Document
13395 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13397 2007-03-05 Ian Lance Taylor <iant@google.com>
13399 PR tree-optimization/31034
13400 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13401 half-range if the other side is an overflow infinity.
13403 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13405 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13406 (bfin*-linux-uclibc*): New configuration.
13407 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13409 * config/bfin/linux.h: New file.
13410 * config/bfin/libgcc-bfin.ver: New file.
13411 * config/bfin/t-bfin-uclinux: New file.
13412 * config/bfin/t-bfin-linux: New file.
13413 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13414 (TARGET_OS_CPP_BUILTINS): New macro.
13416 2007-03-05 Richard Guenther <rguenther@suse.de>
13418 * fold-const.c (fold_binary): Remove duplicate folding
13419 of comparison of non-null ADDR_EXPR against null.
13421 2007-03-05 Richard Guenther <rguenther@suse.de>
13422 Dorit Nuzman <dorit@il.ibm.com>
13424 PR tree-optimization/26420
13425 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13426 are no loops in the function. Only print the number of
13427 vectorized loops if it is greater than zero or we are supposed
13428 to print information about unvectorized loops.
13430 2007-03-05 Revital Eres <eres@il.ibm.com>
13432 * gcc.dg/var-expand1.c: New test.
13433 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13434 when an accumulator is expanded.
13436 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13439 * c-common.c (convert_and_check): Don't give warnings for
13440 conversion if 'expr' already overflowed.
13442 2007-03-04 Roger Sayle <roger@eyesopen.com>
13444 PR middle-end/30744
13445 * fold-const.c (fold_comparison): Enforce type consistency when
13446 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13448 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13450 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13451 containing a cast to the base of TARGET_MEM_REF.
13453 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13455 * tree.c (tree_contains_struct_check_failed): Remove spurious
13456 whitespace from error message.
13458 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13461 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13462 instead of precision.
13464 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13465 Nathan Sidwell <nathan@codesourcery.com>
13467 * emit-rtl.c (find_auto_inc): New.
13468 (try_split): recreate REG_INC notes,
13469 Use regular for loops rather than whiles.
13471 2007-03-03 Andreas Schwab <schwab@suse.de>
13473 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13474 * configure: Regenerate.
13476 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13478 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13479 flag_rounding_math, not flag_unsafe_math_optimizations.
13481 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13483 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13484 alpha_fold_vector_minmax): Likewise.
13485 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13486 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13488 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13490 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13491 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13492 if the lhs has side-effects.
13493 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13495 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13497 * config/i386/i386.h (TUNEMASK): Remove define.
13498 (ARCHMASK): Remove define.
13499 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13500 Use ix86_arch_mask variable instead of ARCHMASK.
13501 * config/i386/i386.c (override_options): Ditto.
13502 (standard_80387_constant_p): Ditto.
13504 2007-03-02 Ian Lance Taylor <iant@google.com>
13506 Used signed infinities in VRP.
13507 * tree-vrp.c (uses_overflow_infinity): New static function.
13508 (supports_overflow_infinity): New static function.
13509 (make_overflow_infinity): New static function.
13510 (negative_overflow_infinity): New static function.
13511 (positive_overflow_infinity): New static function.
13512 (is_negative_overflow_infinity): New static function.
13513 (is_positive_overflow_infinity): New static function.
13514 (is_overflow_infinity): New static function.
13515 (overflow_infinity_range_p): New static function.
13516 (compare_values_warnv): New function split out of compare_values.
13517 (compare_value): Call it.
13518 (set_value_range_to_nonnegative): Add overflow_infinity
13519 parameter. Change caller.
13520 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13522 (vrp_expr_computes_nonzero): Likewise.
13523 (compare_ranges, compare_range_with_value): Likewise.
13524 (compare_name_with_value, compare_names): Likewise.
13525 (vrp_evaluate_conditional): Likewise.
13526 (set_value_range): Handle infinity
13527 (vrp_operand_equal_p, operand_less_p): Likewise.
13528 (extract_range_from_assert): Likewise.
13529 (vrp_int_const_binop): Likewise.
13530 (extract_range_from_binary_expr): Likewise.
13531 (extract_range_from_unary_expr): Likewise.
13532 (extract_range_from_comparison): Likewise.
13533 (extract_range_from_expr): Likewise.
13534 (dump_value_range): Likewise.
13535 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13536 (test_for_singularity): Likewise.
13537 (vrp_int_const_binop): Remove inline qualifier.
13538 (adjust_range_with_scev): Add comment.
13539 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13541 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13543 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13544 (get_constraint_for): Likewise.
13545 (do_structure_copy): Likewise.
13546 (find_func_aliases): Fix references to MODIFY_EXPR.
13547 (intra_create_variable_infos): Tidy.
13548 * tree-ssa-operands.c (add_virtual_operand): Add argument
13550 When adding members of alias sets, if IS_CALL_SITE is true and
13551 the symbol is not call-clobbered, skip it.
13552 Adjust all callers.
13554 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13556 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13557 entry by means of emit_insn_at_entry.
13559 2007-03-02 Richard Henderson <rth@redhat.com>
13561 * expr.h (promoted_input_arg): Remove decl.
13562 * function.c (promoted_input_arg): Merge into ...
13563 * combine.c (setup_incoming_promotions): ... only caller.
13564 Rearrange to avoid double loop.
13566 2007-03-02 Ben Elliston <bje@au.ibm.com>
13567 Peter Bergner <bergner@vnet.ibm.com>
13568 Janis Johnson <janis187@us.ibm.com>
13570 * config/rs6000/dfp.md: New file.
13571 * config/rs6000/rs6000.md: Include dfp.md.
13572 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13573 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13574 and TDmode decimal float modes in FP registers.
13575 (num_insns_constant): Likewise.
13576 (rs6000_legitimate_offset_address_p): Likewise.
13577 (rs6000_legitimize_address): Likewise.
13578 (rs6000_legitimize_reload_address): Likewise.
13579 (rs6000_legitimate_address): Likewise.
13580 (rs6000_emit_move): Likewise.
13581 (function_arg_boundary): Likewise.
13582 (function_arg_advance): Likewise.
13583 (rs6000_darwin64_record_arg_recurse): Likewise.
13584 (function_arg): Likewise.
13585 (rs6000_gimplify_va_arg): Likewise.
13586 (rs6000_split_multireg_move): Likewise.
13587 (rs6000_output_function_epilogue): Likewise.
13588 (rs6000_output_function_epilogue): Likewise.
13589 (rs6000_register_move_cost): Likewise.
13590 (rs6000_function_value): Likewise.
13591 (rs6000_libcall_value): Likewise.
13593 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13595 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13597 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13599 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13600 Use $MULTIDIR to choose between the kernel and RTP headers,
13601 and use $WIND_BASE and $WIND_USR to locate them.
13603 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13605 * config/i386/i386.c (override_options): Put initialization of
13606 ix86_tune_mask and ix86_arch_mask to the correct place.
13608 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13609 Michael Meissner <michael.meissner@amd.com>
13612 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13613 (ARCHMASK): Define.
13614 (TARGET_CMOVE): Use ARCHMASK.
13615 (TARGET_CMPXCHG): Ditto.
13616 (TARGET_CMPXCHG8B): Ditto.
13617 (TARGET_XADD): Ditto.
13618 (TARGET_BSWAP): Ditto.
13619 * config/i386/i386.c (ix86_tune_mask): New global variable.
13620 (ix86_arch_mask): Ditto.
13621 (override_options): Initialize ix86_tune_mask and
13622 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13625 2007-03-02 Ben Elliston <bje@au.ibm.com>
13628 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13630 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13632 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13633 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13634 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13635 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13637 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13638 rs6000_init_dwarf_reg_sizes_extra): New.
13639 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13640 SPE register high parts.
13642 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13644 * Makefile.in: Add install-pdf target as
13645 copied from automake v1.10 rules.
13646 * configure.ac: Add install-pdf to target list.
13647 * configure: Regenerate.
13649 2007-03-01 Paul Brook <paul@codesourcery.com>
13651 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13652 modes to LDRD for DImode.
13653 (output_move_double): Fixup out of range ldrd/strd.
13654 (vfp_secondary_reload_class): Rename...
13655 (coproc_secondary_reload_class): ... to this. Add wb argument.
13656 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13657 coproc_secondary_reload_class for CLASS_IWMMXT.
13658 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13659 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13661 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13663 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13664 unroll factor by the estimated number of iterations.
13665 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13666 than prefetch latency.
13668 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13669 decode_caches_intel, detect_caches_intel): New functions.
13670 (host_detect_local_cpu): Use detect_caches_amd and
13671 detect_caches_intel.
13673 2007-03-01 Richard Henderson <rth@redhat.com>
13675 * expr.c (emit_move_complex_push): Export.
13676 (emit_move_complex_parts): Split out from ...
13677 (emit_move_complex): ... here.
13678 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13679 * config/i386/i386.md (movcdi): New.
13681 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13684 size of mode1 to check for tieable modes in MMX case.
13686 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13688 * Makefile.in (rtlanal.o): Depend on tree.h.
13689 * rtl.h (offset_within_section_p, split_const): Declare.
13690 * rtlanal.c: Include tree.h.
13691 (offset_within_block_p): New function, taken from
13692 mips_offset_within_object_p.
13693 (split_const): New function, taken from mips_split_const.
13694 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13696 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13697 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13698 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13699 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13700 (m68k_illegitimate_symbolic_constant_p): New function.
13701 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13702 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13703 symbolic constant that might be outside the symbol's section,
13704 move the symbol first and then add the offset.
13705 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13707 * config/mips/mips.c (mips_split_const): Delete.
13708 (mips_offset_within_object_p): Delete.
13709 (mips_symbolic_constant_p): Use offset_within_section_p and
13710 split_const instead of mips_offset_within_object_p and
13712 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13713 (mips_legitimize_const_move, print_operand_reloc)
13714 (mips_dangerous_for_la25_p): Use split_const instead of
13717 2007-02-28 Eric Christopher <echristo@apple.com>
13719 * Makefile.in (install-include-dir): Don't rm -rf include.
13721 2007-02-28 Richard Guenther <rguenther@suse.de>
13723 PR middle-end/30364
13724 * fold-const.c (fold_binary): Do not associate expressions
13725 with more than one variable for integer types that do not wrap.
13727 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13729 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13730 Delete, and replace with...
13731 (fold_builtin_call_array): This. Update callers to use it.
13732 * fold-const.c (fold_build_call_list): Delete, and replace with...
13733 (fold_build_call_array): This.
13734 (fold_build_call_list_initializer): Delete, and replace with...
13735 (fold_build_call_array_initializer): This.
13736 * tree.h: Update declarations to reflect above changes.
13738 * c-typeck.c (build_function_call): Store converted arguments
13739 in a stack-allocated array instead of building a list.
13740 (convert_arguments): Store arguments in the array passed in as an
13741 argument, and return the actual number of arguments.
13742 * c-format.c: (check_function_format): Pass arguments in an
13743 array instead of a list.
13744 * c-common.c (check_function_nonnull): Likewise.
13745 (check_function_sentinel): Likewise.
13746 (check_function_arguments): Likewise.
13747 * c-common.h: Update declarations to reflect above changes.
13749 2007-02-28 Jan Hubicka <jh@suse.cz>
13751 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13752 PRED_NEGATIVE_RETURN): Update outcomes.
13754 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13756 * calls.c (emit_library_call_value_1): Handle partial registers
13757 correctly when building up CALL_INSN_FUNCTION_USAGE.
13759 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13761 * pa/predicates.md (move_src_operand): Allow zero for mode.
13762 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13765 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13768 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13769 *movv2df_internal): Enable pattern only for valid operand
13771 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13772 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13774 2007-02-27 Mike Stump <mrs@apple.com>
13776 * config/darwin-crt3.c: Avoid compilation when compiling for a
13779 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13781 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13783 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13784 for fixed headers and limits.h.
13785 (install-include-dir, install-headers-tar, install-headers-cpio,
13786 install-headers-cp, real-install-headers-tar,
13787 real-install-headers-cpio, real-install-headers-cp): Handle
13788 include-fixed as well as include.
13789 (install-mkheaders): Don't install files that go only in include
13791 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13792 from GCC_INCLUDE_DIR.
13793 * gcc.c (process_command): Remove special -BstageN/ handling.
13794 (do_spec_1): Add include-fixed directories.
13796 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13798 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13800 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13802 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13805 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13807 * c-common.c (get_priority): Add check for
13808 SUPPORTS_INIT_PRIORITY.
13810 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13812 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13814 * config/bfin/bfin.c: Include "cfglayout.h".
13815 (MAX_LSETUP_DISTANCE): New macro.
13816 (struct loop_info): New members incoming, incoming_src and
13817 incoming_dest. Delete member predecessor.
13818 (length_for_loop): New function.
13819 (bfin_optimize_loop): Handle more different loop structures.
13820 (bfin_discover_loop): Rework detection of predecessor blocks by
13821 examining incoming edges.
13822 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13824 (bfin_reorder_loops): New function.
13825 (bfin_reorg_loops): Use these three new functions.
13827 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13828 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13829 (CONSTRAINT_LEN): Add entry for 'q'.
13830 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13831 Add 'q' constraints.
13832 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13833 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13835 * config/bfin/bfin.md (add_with_carry): New pattern.
13836 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13837 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13838 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13839 support unsigned multiplies too. Removed incorrect commutativity from
13840 operand 1 constraint where appropriate.
13841 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13843 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13844 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13846 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13847 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13848 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13849 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13850 usmulhisi_hh_huh): New patterns.
13852 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13853 lshifthi3): Fix output template to use half reg for operand 2.
13855 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13858 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13860 2007-02-27 Andreas Schwab <schwab@suse.de>
13862 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13864 2007-02-27 Jan Hubicka <jh@suse.cz>
13866 * predict.c (last_basic_block_p): Remove.
13867 (tree_estimate_probability): Update return heuristic for commonized
13870 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13872 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13874 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13876 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13877 * doc/cpp.texi: Standardize title page.
13878 * doc/cppinternals.texi: Likewise.
13879 * doc/gcc.texi: Standardize title page, remove version number
13880 from copyright page.
13881 * doc/gccint.texi: Likewise.
13882 * doc/install.texi: Standardize title page, add table of
13885 2007-02-26 Jan Hubicka <jh@suse.cz>
13887 * predict.def: Set outcomes according to more recent results.
13888 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13889 Remove dead predictors.
13890 * predict.c (return_prediction): Fix pasto.
13892 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13894 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13895 change; avoid a memory leak when returning early.
13897 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13899 * c-decl.c (static_ctors): Move to c-common.c.
13900 (static_dtors): Likewise.
13901 (finish_function): Use c_record_cdtor_fn.
13902 (build_cdtor): Move to c-common.c.
13903 (c_write_global_declarations): Use c_build_cdtor_fns.
13904 * c-common.h (static_ctors): Declare.
13905 (static_dtors): Likewise.
13906 (c_record_cdtor_fn): Likewise.
13907 (c_build_cdtor_fns): Likewise.
13908 * c-common.c (static_ctors): New variable.
13909 (static_dtors): Likewise.
13910 (c_record_cdtor_fn): New function.
13911 (build_cdtor): Move from c-decl.c
13912 (c_build_cdtor_fns): New function.
13914 * output.h (assemble_addr_to_section): Declare.
13915 (get_cdtor_priority_section): Likewise.
13916 * varasm.c (assemble_addr_to_section): New function.
13917 (get_cdtor_priority_section): Likewise.
13918 (default_named_section_asm_out_destructor): Use them.
13919 (destor_dtor_section_asm_out_destructor): Likewise.
13920 (default_named_section_asm_out_constructor): Likewise.
13921 (default_ctor_section_asm_out_constructor): Likewise.
13922 * config.gcc (*-*-vxworks*): Include vxworks.o.
13923 * config/t-vxworks (vxworks.o): New target.
13924 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13925 (TARGET_ASM_CONSTRUCTOR): Define.
13926 (TARGET_ASM_DESTRUCTOR): Likewise.
13927 (vxworks_asm_out_constructor): Declare.
13928 (vxworks_asm_out_destructor): Likewise.
13930 * c-common.c (get_priority): Check that we have not just an
13931 INTEGER_CST, but an integer constant with integeral type.
13933 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13935 PR tree-optimization/30938
13936 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13937 use &dt[nargs-1] instead of &dt[nargs] in the call to
13938 vect_is_simple_use().
13940 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13942 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13943 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13944 Do not attempt to handle MEM inside auto-inc expressions.
13945 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13946 of a register modified by an auto-inc expression. However, do handle
13947 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13948 (elimination_effects): Prohibit elimination of a register modified
13949 by an auto-inc expression. Disable register elimination rules whose
13950 target register is modified by an auto-inc expression with variable
13953 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13955 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13957 (array_at_struct_end_p): New function.
13958 (idx_infer_loop_bounds): Use it.
13959 (estimate_numbers_of_iterations_loop): Export.
13960 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13961 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13962 (tree_estimate_probability): Call record_loop_exits.
13963 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13964 (estimated_loop_iterations, estimated_loop_iterations_int,
13965 estimated_loop_iterations_tree): New functions.
13966 (analyze_siv_subscript_cst_affine,
13967 compute_overlap_steps_for_affine_1_2,
13968 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13969 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13970 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13971 (PRED_LOOP_ITERATIONS_GUESSED): New.
13972 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13973 * cfgloop.h (estimate_numbers_of_iterations_loop,
13974 estimated_loop_iterations_int): Declare.
13976 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13978 * doc/extend.texi: Document optional priority argument to
13979 constructors and destructors.
13980 * tree.c (init_priority_for_decl): Adjust GTY markers.
13981 (init_ttree): Use priority-info hash functions for
13982 init_priority_for_decl.
13983 (tree_map_eq): Rename to ...
13984 (tree_map_base_eq): ... this.
13985 (tree_map_marked_p): Rename to ...
13986 (tree_map_base_marked_p): ... this.
13987 (tree_map_base_hash): New function.
13988 (decl_init_priority_lookup): Rework.
13989 (decl_fini_priority_lookup): New function.
13990 (decl_priority_info): New function.
13991 (decl_init_priority_insert): Use it.
13992 (decl_fini_priority_insert): Likewise.
13993 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13995 (decl_restrict_base_insert): Likewise.
13996 (decl_debug_expr_insert): Likewise.
13997 (decl_value_expr_lookup): Likewise.
13998 (decl_value_expr_insert): Likewise.
13999 * tree.h (priority_type): New type.
14000 (decl_init_priority_lookup): Use priority_type.
14001 (decl_fini_priority_lookup): New function.
14002 (decl_init_priority_insert): Use priority_type.
14003 (decl_fini_priority_insert): New function.
14004 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14005 (DECL_INIT_PRIORITY): Likewise.
14006 (SET_DECL_INIT_PRIORITY): Add comment.
14007 (DECL_FINI_PRIORITY): New macro.
14008 (SET_DECL_FINI_PRIORITY): Likewise.
14009 (DEFAULT_INIT_PRIORITY): Document.
14010 (MAX_INIT_PRIORITY): Likewise.
14011 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14012 (tree_map_base): New type.
14013 (tree_map_base_eq): New function.
14014 (tree_map_base_hash): Likewise.
14015 (tree_map_base_marked_p): Likewise.
14016 (tree_map): Inherit from tree_map_base.
14017 (tree_map_eq): Make it a macro.
14018 (tree_map_marked_p): Likewise.
14019 (tree_int_map): Inherit from tree_map_base.
14020 (tree_int_map_eq): Make it a macro.
14021 (tree_int_map_hash): Likewise.
14022 (tree_int_map_marked_p): Likewise.
14023 (tree_priority_map): New type.
14024 (tree_priority_map_eq): New macro.
14025 (tree_priority_map_hash): Likewise.
14026 (tree_priority_map_marked_p): Likewise.
14027 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14029 (emutls_common_1): Likewise.
14030 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14031 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14032 of tree_map hierarchy.
14033 * tree-cfg.c (move_stmt_r): Likewise.
14034 (new_label_mapper): Likewise.
14035 * c-tree.h (c_expand_body): Move to ...
14036 * c-common.h (c_expand_body): ... here.
14037 * c-decl.c (c_expand_body): Move to ...
14038 * c-common.c (c_expand_body): ... here.
14039 (c_common_attribute_table): Allow 1 argument for the constructor
14040 and destructor attributes.
14041 (get_priority): New function.
14042 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14043 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14045 2007-02-24 Jan Hubicka <jh@suse.cz>
14047 PR middle-end/30509
14048 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14049 copying for inlining.
14051 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14052 Jan Hubicka <jh@suse.cz>
14055 * i386.c (counter_mode): New function.
14056 (expand_set_or_movmem_via_loop): Use it.
14057 (expand_movmem_epilogue): Likewise; fix pasto.
14058 (ix86_expand_movmem): Do emit guard even for constant counts.
14059 (ix86_expand_setmem): Likewise.
14061 2007-02-25 Nick Clifton <nickc@redhat.com>
14063 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14064 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14066 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14069 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14070 count argument with 0x10, not with 0x16.
14071 (expand_setmem_epilogue): Ditto.
14073 2007-02-24 Mike Stump <mrs@apple.com>
14075 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14078 2007-02-24 Richard Guenther <rguenther@suse.de>
14080 PR middle-end/30951
14081 * fold-const.c (fold_binary): Fold x +- CST op x for
14082 EQ_EXPR and NE_EXPR.
14084 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14086 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14088 2007-02-24 Jan Hubicka <jh@suse.cz>
14090 * cgraphunit.c (decide_is_function_needed): Honor
14091 -fkeep-inline-functions.
14093 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14095 * builtins.c (fold_builtin_modf): New.
14096 (fold_builtin_2): Use it.
14098 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14100 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14101 (determine_max_iter): Take additional LOOP arg; all callers changed.
14102 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14103 one using simplifications.
14104 (simplify_using_initial_values): Return if the expression becomes
14105 invalid due to altered regs.
14107 2007-02-23 DJ Delorie <dj@redhat.com>
14109 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14111 2007-02-23 Mike Stump <mrs@apple.com>
14113 * tlink.c (scan_linker_output): Parse linker messages from
14114 darwin9's linker better.
14116 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14119 * varpool.c (varpool_assemble_pending_decls): Set
14120 varpool_last_needed_node to null.
14122 2007-02-23 DJ Delorie <dj@redhat.com>
14124 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14125 alignment bigger than the object file can handle.
14127 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14130 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14131 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14132 (*movsf_1): Penalize MMX moves.
14134 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14136 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14137 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14139 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14141 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14143 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14144 (fold_builtin_1): Use them.
14145 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14146 BUILT_IN_SIGNIFICAND.
14148 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14150 * config/i386/i386.c (bdesc_1arg): Initialize
14151 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14152 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14153 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14154 and IX86_BUILTIN_MOVSLDUP.
14156 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14158 PR rtl-optimization/30841
14159 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14161 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14163 * builtins.c (fold_builtin_frexp): New.
14164 (fold_builtin_2): Use it.
14166 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14168 * doc/invoke.texi (Spec Files): Document getenv spec function.
14170 * gcc.c (getenv_spec_function): New function.
14171 (static_spec_functions): Add it.
14172 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14173 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14176 2007-02-22 Michael Matz <matz@suse.de
14179 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14180 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14182 2007-02-22 Ian Lance Taylor <iant@google.com>
14185 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14186 (mem_loc_descriptor): Call it.
14188 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14189 Ira Rosen <irar@il.ibm.com>
14191 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14193 2007-02-22 Ira Rosen <irar@il.ibm.com>
14195 PR tree-optimization/30843
14196 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14197 stores only after all the group is vectorized.
14199 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14201 PR tree-optimization/30858
14202 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14203 in the reduction cycle have a single use in the loop.
14204 * tree-vectorizer.h (relevant): Add documentation.
14206 2007-02-20 Mike Stump <mrs@apple.com>
14208 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14209 * configure: Regenerate.
14211 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14213 Change the defaults of some parameters and options.
14214 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14215 * config/spu/spu.c (spu_optimization_options): Add.
14216 (spu_override_options): Change params in spu_optimization_options.
14217 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14219 Register 127 is only 16 byte aligned when used as a frame pointer.
14220 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14221 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14222 HARD_FRAME_POINTER_REGNUM.
14223 (spu_legitimate_address): Use regno_aligned_for_reload.
14224 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14225 aligned when frame_pointer_needed is true.
14226 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14228 * config/spu/spu.h (INIT_EXPANDERS): Define.
14230 Make sure shift and rotate instructions have valid immediate operands.
14231 * config/spu/predicates.md (spu_shift_operand): Remove.
14232 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14233 * config/spu/constraints.md (W, O): Extend range.
14234 * config/spu/spu.md (umask, nmask): Define.
14235 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14236 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14237 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14238 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14239 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14240 (lshr<mode>3_reg): Fix rtl description.
14242 Make sure mulhisi immediate operands are valid.
14243 * config/spu/predicates.md (imm_K_operand): Add.
14244 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14246 Generate constants using fsmbi and andi.
14247 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14248 (print_operand, spu_split_immediate, classify_immediate,
14249 fsmbi_const_p): Handle IC_FSMBI2.
14251 Correctly handle a CONST_VECTOR containing symbols.
14252 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14253 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14254 (immediate_load_p): Allow symbols that use 2 instructions to create.
14255 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14256 with symbols when flag_pic is set.
14257 (const_vector_immediate_p): New.
14258 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14259 accept a CONST_VECTOR with symbols.
14260 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14261 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14263 * config/spu/spu.md (high, low): Delete.
14264 (low_<mode>): Define.
14266 Remove INTRmode and INTR_REGNUM, which didn't work.
14267 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14269 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14270 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14271 peephole2 pattern): Don't use INTR or 131.
14272 (movintrcc): Delete.
14273 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14274 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14275 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14276 (UNSPEC_SET_INTR): Add.
14277 * config/spu/spu-modes.def (INTR): Remove.
14279 More accurate warnings about run-time relocations.
14280 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14282 Correctly warn about immediate arguments to specific intrinsics.
14283 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14284 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14285 the instruction predicate.
14287 Fix tree check errors with latest update.
14288 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14290 (spu_expand_builtin): Use CALL_EXPR_FN.
14292 Add missing specific intrinsics.
14293 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14295 * config/spu/spu_internals.h: Ditto.
14297 Fix incorrect operand modifiers.
14298 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14299 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14301 Optimize one case of zero_extend of a vec_select.
14302 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14304 Accept any immediate for hbr.
14305 * config/spu/spu.md (hbr): Change s constraints to i.
14307 2007-02-21 Paul Brook <paul@codesourcery.com>
14309 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14310 condexec_count when skipping USE and CLOBBER.
14312 2007-02-21 Nick Clifton <nickc@redhat.com>
14314 * common.opt (Warray-bounds): Add Warning attribute.
14315 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14317 (fsized-zeroes): Add Optimization attribute.
14318 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14319 * c.opt (Wc++0x-compat): Add Warning attribute.
14321 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14323 PR middle-end/30761
14324 * reload1.c (eliminate_regs_in_insn): In the single_set special
14325 case, attempt to re-recognize the insn before falling back to
14326 having reload fix it up.
14328 2007-02-20 Eric Christopher <echristo@gmail.com>
14330 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14331 Rewrite accordingly.
14332 (frv_read_iacc_argument): Ditto.
14333 (frv_expand_set_builtin): Take a call instead of arglist, update for
14335 (frv_expand_unop_builtin): Ditto.
14336 (frv_expand_binop_builtin): Ditto.
14337 (frv_expand_cut_builtin): Ditto.
14338 (frv_expand_binopimm_builtin): Ditto.
14339 (frv_expand_voidbinop_builtin): Ditto.
14340 (frv_expand_int_void2arg): Ditto.
14341 (frv_expand_prefetches): Ditto.
14342 (frv_expand_voidtriop_builtin): Ditto.
14343 (frv_expand_voidaccop_builtin): Ditto.
14344 (frv_expand_load_builtin): Ditto.
14345 (frv_expand_store_builtin): Ditto.
14346 (frv_expand_mdpackh_builtin): Ditto.
14347 (frv_expand_mclracc_builtin): Ditto.
14348 (frv_expand_mrdacc_builtin): Ditto.
14349 (frv_expand_mwtacc_builtin): Ditto.
14350 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14353 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14355 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14356 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14358 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14359 point instructions.
14360 * configure: Regenerate.
14361 * config.in: Regenerate.
14362 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14363 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14364 masks to power6 and power6x and to POWERPC_MASKS.
14365 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14367 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14368 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14369 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14370 Access PROTOTYPE as variable, not mask.
14372 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14374 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14375 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14376 * combine.c (adjust_for_new_dest): Use it.
14377 * postreload.c (reload_combine): Likewise.
14379 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14381 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14382 notes on an insn with multiple sets, even if single_set returns
14383 non-NULL for that insn.
14385 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14387 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14388 scalbn and scalbln.
14390 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14392 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14393 if user didn't pass it.
14394 * config/i386/darwin.h (CC1_SPEC): Likewise.
14395 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14396 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14397 -mmacosx-version-min.
14399 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14400 Uros Bizjak <ubizjak@gmail.com>
14402 * optabs.h (enum optab_index): Add new OTI_scalb.
14403 (scalb_optab): Define corresponding macro.
14404 * optabs.c (init_optabs): Initialize scalb_optab.
14405 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14407 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14408 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14409 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14410 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14411 flag_unsafe_math_optimizations is set.
14413 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14414 to implement scalbf, scalb and scalbl built-ins as inline x87
14417 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14418 DJ Delorie <dj@redhat.com>
14421 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14422 (diagnostic_report_diagnostic): ... here, and turn them into real
14423 errors. If warnings are inhibited, no need to do anything.
14425 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14427 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14428 better code generation.
14430 2007-02-20 Ben Elliston <bje@au.ibm.com>
14432 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14434 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14436 * config/alpha/alpha.c, config/alpha/alpha.md,
14437 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14438 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14439 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14440 config/arm/lib1funcs.asm: Follow spelling conventions.
14442 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14443 config/fr30/fr30.md, config/i386/i386.h,
14444 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14445 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14446 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14447 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14448 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14449 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14450 config/sparc/sparc.c, config/sparc/sparc.h,
14451 config/sparc/sparc.md, config/spu/constraints.md,
14452 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14455 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14458 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14461 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14463 * doc/invoke.texi (-ftree-lrs): Remove.
14465 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14467 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14470 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14472 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14473 new CALL_EXPR_FN macro for retrieving the function
14474 declaration of the input expression.
14476 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14478 * c.opt (Waddress): New.
14479 * common.opt (Walways-true): Delete.
14480 (Wstring-literal-comparison): Delete.
14481 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14482 -Wstring-literal-comparison. Add -Waddress.
14484 (Walways-true): Delete.
14485 (Wstring-literal-comparison): Delete.
14486 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14487 consistently instead of -Walways-true in example.
14488 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14489 * c-typeck.c (parser_build_binary_op): Replace
14490 -Wstring-literal-comparison and -Walways-true with -Waddress.
14491 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14494 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14496 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14497 without DECL_STRUCT_FUNCTION initialized.
14499 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14501 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14502 due to calls to functions taking pointers as parameters.
14504 2007-02-19 Richard Henderson <rth@redhat.com>
14507 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14510 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14512 * config/s390/s390.c (s390_call_saved_register_used,
14513 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14514 accessed to the new scheme.
14516 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14518 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14519 (cris_print_index, cris_print_operand, cris_print_operand_address)
14520 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14521 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14522 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14523 GET_CODE () == xxx.
14524 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14525 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14526 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14527 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14528 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14529 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14530 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14531 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14532 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14533 (uminsi3, call, call_value): Ditto.
14534 (define_split: indir_to_reg_split, unnamed): Ditto.
14536 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14538 PR tree-optimization/30975
14539 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14542 2007-02-18 Eric Christopher <echristo@gmail.com>
14544 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14545 Remove use of arglist.
14546 (mips_expand_builtin): Remove use of arglist, pass in expr.
14547 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14548 (mips_expand_builtin_movtf): Ditto.
14549 (mips_expand_builtin_compare): Ditto.
14551 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14553 * tree-sra.c (sra_build_assignment): Replace assertion
14554 checking with a comment explaining why it can't be done.
14556 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14558 PR middle-end/30833
14559 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14560 during CALL_EXPR representation conversion.
14561 * tree-ssa-propagate.c (set_rhs): Likewise.
14563 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14565 * tree-sra.c (sra_build_assignment): Disable assertion checking
14568 2007-02-18 Roger Sayle <roger@eyesopen.com>
14570 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14571 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14572 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14574 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14575 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14576 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14577 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14578 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14579 force_gimple_operand): Likewise.
14580 * ipa-cp.c (constant_val_insert): Likewise.
14581 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14582 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14583 perfect_nestify): Likewise.
14584 * langhooks.c (lhd_omp_assignment): Likewise.
14585 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14586 lower_copyprivate_clauses, lower_send_clauses,
14587 lower_send_shared_vars, expand_parallel_call,
14588 expand_omp_for_generic, expand_omp_for_static_nochunk,
14589 expand_omp_for_static_chunk, expand_omp_sections,
14590 lower_omp_single_copy, lower_omp_for_lastprivate,
14591 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14592 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14593 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14596 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14598 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14599 config/sh/sh.md: Follow spelling conventions.
14601 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14602 config/frv/predicates.md: Follow spelling conventions.
14604 * config/m68k/linux-unwind.h: Fix a comment typo.
14605 * target.h: Follow spelling conventions.
14607 2007-02-18 Roger Sayle <roger@eyesopen.com>
14609 PR rtl-optimization/28173
14610 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14611 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14612 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14613 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14614 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14616 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14618 * builtins.c (fold_builtin_load_exponent): New.
14619 (fold_builtin_2): Use it.
14621 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14623 PR rtl-optimization/30773
14624 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14625 if we fail to attach a REG_EQUIV note.
14627 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14628 Roger Sayle <roger@eyesopen.com>
14630 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14632 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14634 * calls.c (initialize_argument_information): Pass original EXP
14635 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14636 code to split complex arguments here, as part of initializing the
14638 (expand_call): Remove code that builds a list of arguments and
14639 inserts implicit arguments into it. Instead, just count how many
14640 implicit arguments there will be so we can determine the size of
14641 the ARGS array, and let initialize_argument_information do the work.
14642 (split_complex_values): Delete unused function.
14644 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14646 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14648 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14650 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14651 for arg pointer based indexed addressing.
14653 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14655 * config/ia64/ia64.h, config/ia64/ia64.md,
14656 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14657 spelling conventions.
14659 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14661 * config/m68k/m68k.c (split_di): New.
14662 * config/m68k/m68k-protos.h: Declare split_di.
14663 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14664 Improve predicate handling and split constant shifts.
14666 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14668 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14669 parameter for register bitfield operations, general predicates
14672 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14674 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14675 * config/m68k/linux-unwind.h: New file.
14677 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14679 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14680 config/i386/athlon.md, config/ia64/ia64.md,
14681 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14682 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14683 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14684 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14685 tree-vect-transform.c: Fix comment typos.
14687 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14689 * sched-deps.c (find_insn_list): Remove.
14690 * sched-int.h: Remove the prototype for find_insn_list.
14692 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14694 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14696 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14697 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14698 darwin_rs6000_override_options.
14699 (C_COMMON_OVERRIDE_OPTIONS): Expect
14700 darwin_macosx_version_min to be non-NULL always.
14701 (TARGET_C99_FUNCTIONS): Likewise.
14702 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14703 (DARWIN_MINVERSION_SPEC): New.
14704 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14705 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14707 (DARWIN_MINVERSION_SPEC): New.
14708 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14710 * config/darwin-c.c (darwin_cpp_builtins): Expect
14711 darwin_macosx_version_min to be non-NULL always.
14713 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14715 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/i386.h (x86_use_xchgb): New.
14718 (TARGET_USE_XCHGB): New macro.
14719 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14720 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14721 Split after reload into bswaphi for shifts of 8.
14722 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14723 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14724 or when optimizing for size.
14726 2007-02-16 Richard Guenther <rguenther@suse.de>
14727 Christian Bruel <christian.bruel@st.com>
14729 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14730 DECLs but prefer SSA_NAMEs over DECLs.
14732 2007-02-16 Richard Guenther <rguenther@suse.de>
14734 * tree-flow-inline.h (single_imm_use_p): Remove.
14735 (zero_imm_uses_p): Likewise.
14736 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14737 instead of single_imm_use_p.
14738 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14741 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14744 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14745 nested double- and backquotes.
14747 2007-02-15 Roger Sayle <roger@eyesopen.com>
14749 PR middle-end/30391
14750 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14751 should be unreachable.
14752 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14753 For the time being redirect GIMPLE_MODIFY_STMT to the new
14754 (renamed) build_gimple_modify_stmt_stat.
14755 (build2_gimple_stat): Rename to...
14756 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14757 Always build a GIMPLE_MODIFY_STMT node.
14758 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14759 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14762 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14763 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14764 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14765 expand_complex_div_wide): Likewise.
14766 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14767 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14768 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14769 * tree-ssa-loop-manip.c (create_iv): Likewise.
14770 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14771 abs_replacement): Likewise.
14772 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14773 realify_fake_stores): Likewise.
14775 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14776 node rather than a GIMPLE_MODIFY_STMT node.
14777 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14778 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14780 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14781 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14782 GIMPLE_MODIFY_STMT.
14784 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14786 PR middle-end/30433
14787 * fold-const.c (fold_comparison): Add back the
14788 folding of constant complex comparisions.
14790 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14792 PR middle-end/30729
14793 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14794 effects unknown to this function, return early.
14796 2007-02-15 Ian Lance Taylor <iant@google.com>
14798 * lower-subreg.c (move_eh_region_note): New static function.
14799 (resolve_simple_move): Call it.
14800 (decompose_multiword_subregs): Track blocks for which we resolve a
14801 simple move which is also a control flow insn. Pass them to
14802 find_many_sub_basic_blocks.
14803 (pass_lower_subreg): Add TODO_verify_flow.
14804 (pass_lower_subreg2): Likewise.
14806 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14807 Brooks Moses <brooks.moses@codesourcery.com>
14808 Lee Millward <lee.millward@codesourcery.com>
14810 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14811 (VL_EXP_CLASS_P): New.
14812 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14814 (TREE_OPERAND_CHECK_CODE): Likewise.
14815 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14816 (TREE_RTL_OPERAND_CHECK): Likewise.
14817 (tree_operand_check_failed): Make second parameter the whole tree
14818 instead of its code. Fixed callers.
14819 (VL_EXP_CHECK): New.
14820 (TREE_OPERAND_LENGTH): New.
14821 (VL_EXP_OPERAND_LENGTH): New.
14822 (CALL_EXPR_FN): New.
14823 (CALL_EXPR_STATIC_CHAIN): New.
14824 (CALL_EXPR_ARGS): New.
14825 (CALL_EXPR_ARG): New.
14826 (call_expr_nargs): New.
14827 (CALL_EXPR_ARGP): New.
14828 (build_nt_call_list): Declare.
14829 (build_vl_exp_stat): Declare.
14830 (build_vl_exp): New.
14831 (build_call_list): Declare.
14832 (build_call_nary): Declare.
14833 (build_call_valist): Declare.
14834 (build_call_array): Declare.
14835 (call_expr_arg): Declare.
14836 (call_expr_argp): Declare.
14837 (call_expr_arglist): Declare.
14838 (fold_build_call_list): Declare.
14839 (fold_build_call_list_initializer): Declare.
14840 (fold_call_expr): Declare to replace fold_builtin.
14841 (fold_builtin_fputs): Update to agree with modified definition.
14842 (fold_builtin_strcpy): Likewise.
14843 (fold_builtin_strncpy): Likewise.
14844 (fold_builtin_memory_chk): Likewise.
14845 (fold_builtin_stxcpy_chk): Likewise.
14846 (fold_builtin_strncpy_chk): Likewise.
14847 (fold_builtin_next_arg): Likewise.
14848 (fold_build_call_expr): Declare.
14849 (fold_builtin_call_list): Declare.
14850 (fold_builtin_call_valist): Declare.
14851 (build_call_expr): Declare.
14852 (validate_arglist): Update to agree with modified definition.
14853 (tree_operand_length): New.
14854 (call_expr_arg_iterator): New.
14855 (init_call_expr_arg_iterator): New.
14856 (next_call_expr_arg): New.
14857 (first_call_expr_arg): New.
14858 (more_call_expr_args_p): New.
14859 (FOR_EACH_CALL_EXPR_ARG): New.
14861 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14862 and tcc_gimple_stmt.
14863 (tree_code_size): Update documentation. Use sizeof (tree) rather
14864 than sizeof (char *).
14865 (tree_size): Likewise. Add case for tcc_vl_exp.
14866 (tree_node_structure): Add case for tcc_vl_exp.
14867 (contains_placeholder_p): Likewise.
14868 (substitute_in_expr): Likewise.
14869 (substitute_placeholder_in_expr): Likewise.
14870 (stabilize_reference_1): Likewise.
14871 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14872 to diagnose breakage of this interface for constructing CALL_EXPRs.
14873 (build_nt): Add similar assertion here.
14874 (build_nt_call_list): New.
14875 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14876 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14878 (get_callee_fndecl): Use new CALL_EXPR accessors.
14879 (tree_operand_check_failed): Change parameters to pass entire node
14880 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14881 (process_call_operands): New.
14882 (build_vl_exp_stat): New.
14883 (build_call_list): New.
14884 (build_call_nary): New.
14885 (build_call_valist): New.
14886 (build_call_array): New.
14887 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14888 (call_expr_arglist): New.
14890 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14891 tcc_vl_exp instead of a fixed-size tcc_expression.
14893 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14894 accessors for CALL_EXPRs.
14895 (AGGR_INIT_EXPR): Likewise.
14897 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14898 Brooks Moses <brooks.moses@codesourcery.com>
14899 Lee Millward <lee.millward@codesourcery.com>
14901 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14902 (expand_builtin_nonlocal_goto): Change parameter to be entire
14903 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14904 (expand_builtin_prefetch): Likewise.
14905 (expand_builtin_classify_type): Likewise.
14906 (mathfn_built_in): Return NULL_TREE instead of 0.
14907 (expand_errno_check): Use new CALL_EXPR accessors.
14908 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14909 Return NULL_RTX instead of 0.
14910 (expand_builtin_mathfn_2): Likewise.
14911 (expand_builtin_mathfn_3): Likewise.
14912 (expand_builtin_interclass_mathfn): Likewise.
14913 (expand_builtin_sincos): Likewise.
14914 (expand_builtin_cexpi): Likewise.
14915 (expand_builtin_int_roundingfn): Likewise.
14916 (expand_builtin_int_roundingfn_2): Likewise.
14917 (expand_builtin_pow): Likewise.
14918 (expand_builtin_powi): Likewise.
14919 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14920 of arglist, fixing callers appropriately. Use new CALL_EXPR
14921 accessors and constructors. Return NULL_RTX instead of 0.
14922 (expand_builtin_strstr): Likewise.
14923 (expand_builtin_strchr): Likewise.
14924 (expand_builtin_strrchr): Likewise.
14925 (expand_builtin_strpbrk): Likewise.
14926 (expand_builtin_memcpy): Likewise.
14927 (expand_builtin_mempcpy): Likewise.
14928 (expand_builtin_mempcpy_args): New.
14929 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14930 (expand_builtin_memmove_args): New.
14931 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14932 (expand_movstr): Likewise.
14933 (expand_builtin_strcpy): Likewise.
14934 (expand_builtin_strcpy_args): New.
14935 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14936 (expand_builtin_strncpy): Likewise.
14937 (expand_builtin_memset): Likewise.
14938 (expand_builtin_memset_args): New.
14939 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14940 (expand_builtin_memcmp): Likewise.
14941 (expand_builtin_strcmp): Likewise.
14942 (expand_builtin_strncmp): Likewise.
14943 (expand_builtin_strcat): Likewise.
14944 (expand_builtin_strncat): Likewise.
14945 (expand_builtin_strspn): Likewise.
14946 (expand_builtin_strcspn): Likewise.
14947 (expand_builtin_args_info): Likewise.
14948 (expand_builtin_va_start): Likewise.
14949 (gimplify_va_arg_expr): Likewise.
14950 (expand_builtin_va_end): Likewise.
14951 (expand_builtin_va_copy): Likewise.
14952 (expand_builtin_frame_address): Likewise.
14953 (expand_builtin_alloca): Likewise.
14954 (expand_builtin_bswap): Likewise.
14955 (expand_builtin_unop): Likewise.
14956 (expand_builtin_fputs): Likewise.
14957 (expand_builtin_expect): Likewise.
14958 (expand_builtin_fabs): Likewise.
14959 (expand_builtin_copysign): Likewise.
14960 (expand_builtin_printf): Likewise.
14961 (expand_builtin_fprintf): Likewise.
14962 (expand_builtin_sprintf): Likewise.
14963 (expand_builtin_init_trampoline): Likewise.
14964 (expand_builtin_signbit): Likewise.
14965 (expand_builtin_fork_or_exec): Likewise.
14966 (expand_builtin_sync_operation): Likewise.
14967 (expand_builtin_compare_and_swap): Likewise.
14968 (expand_builtin_lock_test_and_set): Likewise.
14969 (expand_builtin_lock_release): Likewise.
14970 (expand_builtin): Likewise.
14971 (builtin_mathfn_code): Likewise.
14973 (fold_builtin_constant_p): Pass call arguments individually instead
14974 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14975 accessors and constructors. Return NULL_TREE instead of 0.
14976 (fold_builtin_expect): Likewise.
14977 (fold_builtin_classify_type): Likewise.
14978 (fold_builtin_strlen): Likewise.
14979 (fold_builtin_nan): Likewise.
14980 (integer_valued_real_p): Likewise.
14981 (fold_trunc_transparent_mathfn): Likewise.
14982 (fold_fixed_mathfn): Likewise.
14983 (fold_builtin_cabs): Likewise.
14984 (fold_builtin_sqrt): Likewise.
14985 (fold_builtin_cbrt): Likewise.
14986 (fold_builtin_cos): Likewise.
14987 (fold_builtin_cosh): Likewise.
14988 (fold_builtin_tan): Likewise.
14989 (fold_builtin_sincos): Likewise.
14990 (fold_builtin_cexp): Likewise.
14991 (fold_builtin_trunc): Likewise.
14992 (fold_builtin_floor): Likewise.
14993 (fold_builtin_ceil): Likewise.
14994 (fold_builtin_round): Likewise.
14995 (fold_builtin_int_roundingfn): Likewise.
14996 (fold_builtin_bitop): Likewise.
14997 (fold_builtin_bswap): Likewise.
14998 (fold_builtin_logarithm): Likewise.
14999 (fold_builtin_hypot): Likewise.
15000 (fold_builtin_pow): Likewise.
15001 (fold_builtin_powi): Likewise.
15002 (fold_builtin_exponent): Likewise.
15003 (fold_builtin_memset): Likewise.
15004 (fold_builtin_bzero): Likewise.
15005 (fold_builtin_memory_op): Likewise.
15006 (fold_builtin_bcopy): Deleted; call site changed to invoke
15007 fold_builtin_memory_op directly.
15008 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15009 (fold_builtin_strncpy): Likewise.
15010 (fold_builtin_memcmp): Likewise.
15011 (fold_builtin_strcmp): Likewise.
15012 (fold_builtin_strncmp): Likewise.
15013 (fold_builtin_signbit): Likewise.
15014 (fold_builtin_copysign): Likewise.
15015 (fold_builtin_isascii): Likewise.
15016 (fold_builtin_toascii): Likewise.
15017 (fold_builtin_isdigit): Likewise.
15018 (fold_builtin_fabs): Likewise.
15019 (fold_builtin_abs): Likewise.
15020 (fold_builtin_fmin_fmax): Likewise.
15021 (fold_builtin_carg): Likewise.
15022 (fold_builtin_classify): Likewise.
15023 (fold_builtin_unordered_cmp): Likewise.
15025 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15026 New functions split out from fold_builtin_1.
15027 (fold_builtin_n): New.
15028 (fold_builtin_varargs): New.
15029 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15031 (fold_call_expr): New.
15032 (build_function_call_expr): Rewrite to use new helper function.
15033 (fold_builtin_call_list): New.
15034 (build_call_expr): New.
15035 (fold_builtin_call_valist): New.
15036 (rewrite_call_expr): New.
15037 (validate_arg): New.
15038 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15039 of an arglist. Change return type to bool. Use new CALL_EXPR
15042 (fold_builtin_strstr): Pass call arguments individually instead
15043 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15044 accessors and constructors. Return NULL_TREE instead of 0.
15045 (fold_builtin_strchr): Likewise.
15046 (fold_builtin_strrchr): Likewise.
15047 (fold_builtin_strpbrk): Likewise.
15048 (fold_builtin_strcat): Likewise.
15049 (fold_builtin_strncat): Likewise.
15050 (fold_builtin_strspn): Likewise.
15051 (fold_builtin_strcspn): Likewise.
15052 (fold_builtin_fputs): Likewise.
15053 (fold_builtin_next_arg): Likewise.
15054 (fold_builtin_sprintf): Likewise.
15056 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15057 NULL_RTX instead of 0.
15058 (expand_builtin_memory_chk): Likewise.
15059 (maybe_emit_chk_warning): Likewise.
15060 (maybe_emit_sprintf_chk_warning): Likewise.
15062 (fold_builtin_object_size): Pass call arguments individually instead
15063 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15064 accessors and constructors. Return NULL_TREE instead of 0.
15065 (fold_builtin_memory_chk): Likewise.
15066 (fold_builtin_stxcpy_chk): Likewise.
15067 (fold_builtin_strncpy_chk): Likewise.
15068 (fold_builtin_strcat_chk): Likewise.
15069 (fold_builtin_strcat_chk): Likewise.
15070 (fold_builtin_strncat_chk): Likewise.
15071 (fold_builtin_sprintf_chk): Likewise.
15072 (fold_builtin_snprintf_chk): Likewise.
15073 (fold_builtin_printf): Likewise.
15074 (fold_builtin_vprintf): Likewise.
15076 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15078 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15079 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15080 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15081 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15082 (fold_unary): Likewise.
15083 (fold_binary): Likewise.
15084 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15085 ternary expressions.
15086 (fold): Add logic for tcc_vl_exp.
15087 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15088 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15089 (fold_build3_stat): Add assertion to flag broken interface for
15090 constructing CALL_EXPRs.
15091 (fold_build_call_list): New.
15092 (fold_build_call_list_initializer): New.
15093 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15095 (fold_strip_sign_ops): Likewise.
15097 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15098 Brooks Moses <brooks.moses@codesourcery.com>
15099 Lee Millward <lee.millward@codesourcery.com>
15101 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15102 accessors and dump arguments explicitly.
15104 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15106 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15108 (print_call_name): Use new CALL_EXPR accessors.
15110 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15111 CALL_EXPR arguments explicitly instead of as a list. Use
15112 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15114 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15115 (vrp_visit_stmt): Likewise.
15117 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15118 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15120 (force_move_till_expr): Likewise.
15122 * targhooks.c (default_external_stack_protect_fail): Use
15123 build_call_expr instead of build_function_call_expr.
15124 (default_hidden_stack_protect_fail): Likewise.
15126 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15129 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15130 and walk arguments explicitly.
15132 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15133 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15134 (expand_simple_operations): Likewise.
15135 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15137 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15138 of TREE_CODE_LENGTH.
15139 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15141 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15142 instead of TREE_CODE_LENGTH.
15144 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15145 (tree_ic_transform): Likewise.
15146 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15147 parameter instead of arglist. Fix callers.
15148 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15149 (tree_stringops_transform): Likewise.
15150 (tree_indirect_call_to_profile): Likewise.
15151 (tree_stringops_values_to_profile): Likewise.
15153 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15154 (eliminate_tail_call): Likewise.
15156 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15158 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15159 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15161 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15163 * omp-low.c (build_omp_barrier): Use build_call_expr.
15164 (lower_rec_input_clauses): Likewise.
15165 (lower_reduction_clauses): Likewise.
15166 (expand_parallel_call): Likewise.
15167 (maybe_catch_exception): Likewise.
15168 (expand_omp_for_generic): Likewise.
15169 (expand_omp_for_static_nochunk): Likewise.
15170 (expand_omp_sections): Likewise.
15171 (lower_omp_single_simple): Likewise.
15172 (lower_omp_single_copy): Likewise.
15173 (lower_omp_master): Likewise.
15174 (lower_omp_ordered): Likewise.
15175 (lower_omp_critical): Likewise.
15177 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15178 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15180 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15181 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15182 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15184 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15185 and generalize to handle any number of operands.
15186 (chrec_contains_undetermined): Likewise.
15187 (tree_contains_chrecs): Likewise.
15188 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15190 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15192 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15193 fold_call_expr instead of fold_builtin.
15194 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15195 match declarations there.
15196 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15199 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15200 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15202 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15203 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15205 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15208 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15209 (execute_cse_sincos): Use new CALL_EXPR accessors.
15211 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15213 * gimple-low.c (lower_function_body): Use build_call_expr.
15214 (lower_builtin_setjmp): Likewise.
15216 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15217 (set_storage_via_libcall): Likewise.
15218 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15219 instead of TREE_CODE_LENGTH.
15220 (expand_expr_real_1): Use new CALL_EXPR accessors.
15222 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15223 generalize to handle any number of operands.
15224 (TB_parent_eq): Likewise.
15226 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15227 (strip_builtin_expect): Likewise.
15229 * function.c (gimplify_parameters): Use build_call_expr.
15231 * tree-vectorizer.c (vect_is_simple_reduction): Use
15232 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15234 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15235 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15237 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15240 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15241 (gimplify_decl_expr): Likewise.
15242 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15243 Use new CALL_EXPR iterators.
15244 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15245 (gimplify_modify_expr_to_memset): Likewise.
15246 (gimplify_variable_sized_compare): Likewise.
15247 (gimplify_omp_atomic_fetch_op): Likewise.
15248 (gimplify_omp_atomic_pipeline): Likewise.
15249 (gimplify_omp_atomic_mutex): Likewise.
15250 (gimplify_function_tree): Likewise.
15252 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15253 (call_expr_flags): Likewise.
15254 (expand_call): Likewise.
15256 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15257 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15260 * coverage.c (create_coverage): Use build_call_expr.
15262 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15263 (temp_call_expr_obstack): New.
15264 (pool_copy_list): Delete.
15265 (temp_copy_call_expr): New.
15266 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15267 CALL_EXPR accessors. Get rid of special goo for copying argument
15268 lists and use temp_copy_call_expr instead.
15269 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15270 CALL_EXPR accessors.
15271 (create_expression_by_pieces): Likewise. Use build_call_array
15272 to construct the result instead of fold_build3.
15273 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15274 dealing with argument lists.
15275 (init_pre): Remove references to expression_node_pool and
15276 list_node_pool. Init temp_call_expr_obstack instead.
15277 (fini_pre): Remove references to expression_node_pool and
15280 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15281 and walk arguments explicitly instead of as a list.
15283 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15284 (mx_register_decls): Likewise.
15285 (mudflap_register_call): Likewise.
15286 (mudflap_finish_file): Likewise.
15288 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15289 (ipa_callsite_compute_param): Likewise.
15291 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15292 accessors and constructor.
15294 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15295 accessors and constructor.
15296 (convert_tramp_reference): Likewise.
15297 (convert_call_expr): Likewise.
15298 (finalize_nesting_tree_1): Likewise.
15300 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15303 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15305 * tree-inline.c (initialize_inlined_parameters): Pass entire
15306 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15308 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15309 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15312 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15313 (vectorizable_reduction): Likewise.
15314 (vectorizable_call): Use new CALL_EXPR iterators.
15315 (vectorizable_conversion): Use build_call_expr.
15316 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15317 (vect_gen_widened_results_half): Use build_call_expr.
15318 (vect_setup_realignment): Likewise.
15319 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15321 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15322 (pass_through_call): Likewise.
15323 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15326 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15327 (tree_gen_pow2_profiler): Likewise.
15328 (tree_gen_one_value_profiler): Likewise.
15329 (tree_gen_ic_func_profiler): Likewise.
15330 (tree_gen_average_profiler): Likewise.
15331 (tree_gen_ior_profiler): Likewise.
15333 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15334 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15335 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15337 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15338 of TREE_CODE_LENGTH.
15340 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15341 of TREE_CODE_LENGTH.
15343 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15345 (convert_to_integer): Likewise.
15347 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15350 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15351 Brooks Moses <brooks.moses@codesourcery.com>
15352 Lee Millward <lee.millward@codesourcery.com>
15354 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15356 * config/frv/frv.c (frv_expand_builtin): Likewise.
15357 * config/s390/s390.c (s390_expand_builtin): Likewise.
15359 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15360 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15362 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15363 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15364 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15365 (ix86_expand_store_builtin): Likewise.
15366 (ix86_expand_unop_builtin): Likewise.
15367 (ix86_expand_unop1_builtin): Likewise.
15368 (ix86_expand_sse_compare): Likewise.
15369 (ix86_expand_sse_comi): Likewise.
15370 (ix86_expand_vec_init_builtin): Likewise.
15371 (ix86_expand_vec_ext_builtin): Likewise.
15372 (ix86_expand_vec_set_builtin): Likewise.
15373 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15375 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15376 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15378 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15379 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15380 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15382 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15384 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15385 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15386 arglist. Use new CALL_EXPR accessors. Fix callers.
15387 (altivec_expand_abs_builtin): Likewise.
15388 (rs6000_expand_binop_builtin): Likewise.
15389 (altivec_expand_predicate_builtin): Likewise.
15390 (altivec_expand_lv_builtin): Likewise.
15391 (spe_expand_stv_builtin): Likewise.
15392 (altivec_expand_stv_builtin): Likewise.
15393 (rs6000_expand_ternop_builtin): Likewise.
15394 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15395 (altivec_expand_st_builtin): Likewise.
15396 (altivec_expand_dst_builtin): Likewise.
15397 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15398 arglist. Use new CALL_EXPR accessors. Fix callers.
15399 (altivec_expand_vec_set_builtin): Likewise.
15400 (altivec_expand_vec_ext_builtin): Likewise.
15401 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15402 (spe_expand_builtin): Likewise.
15403 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15404 arglist. Use new CALL_EXPR accessors. Fix callers.
15405 (spe_expand_evsel_builtin): Likewise.
15406 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15407 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15409 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15410 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15411 (arm_expand_unop_builtin): Likewise.
15412 (arm_expand_builtin): Use new CALL_EXPR accessors.
15414 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15417 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15418 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15420 (bfin_expand_unop_builtin): Likewise.
15421 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15423 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15424 Brooks Moses <brooks.moses@codesourcery.com>
15425 Lee Millward <lee.millward@codesourcery.com>
15427 * c-semantics.c (build_stmt): Add internal diagnostic check.
15429 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15430 accessors. Print arguments explicitly instead of as a list.
15432 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15434 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15435 (c_finish_omp_flish): Likewise.
15437 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15438 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15439 instead of TREE_CODE_LENGTH.
15440 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15441 (c_warn_unused_result): Likewise.
15443 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15446 * doc/invoke.texi (Warning Options): Remove
15447 -Werror-implicit-function-declaration.
15448 (Wimplicit-function-declaration): Update description.
15449 * opts.c (common_handle_option): Move handling of -Werror=* to...
15450 (enable_warning_as_error): ...here.
15451 * opts.h (enable_warning_as_error): Declare.
15452 * c-decl.c (implicit_decl_warning): Unless
15453 -Wno-implicit-function-declaration is given, emit a pedwarn if
15454 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15455 * c.opt (Wimplicit-function-declaration): Replace
15456 mesg_implicit_function_declaration with
15457 warn_implicit_function_declaration.
15458 * c-opts.c (c_common_handle_option):
15459 -Werror-implicit-function-declaration is exactly equal as
15460 -Werror=implicit-function-declaration.
15461 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15462 warn_implicit_function_declaration.
15463 (c_common_post_options): -Wimplict-function-declaration is enabled
15464 by default by -std=c99, otherwise is disabled by default.
15465 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15467 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15469 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15470 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15471 former is ignored but not the latter.
15473 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15475 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15476 is made and the reference doesn't use the alias set of its type,
15477 do not create the temporary using that type.
15479 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15481 * jump.c: Remove prototypes for delete_computation and
15482 delete_prior_computation.
15484 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15486 * jump.c (get_label_after): Delete.
15487 (get_label_before, delete_computation, delete_jump,
15488 delete_prior_computation, follow_jumps): Move...
15489 * reorg.c (delete_computation, delete_prior_computation): ... here...
15490 (get_label_before, delete_jump): ... making these static ...
15491 (follow_jumps): ... and simplifying this since it only runs after
15493 * rtl.h (get_label_after, get_label_before, delete_jump,
15494 follow_jumps): Delete prototypes.
15496 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15498 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15500 2007-02-15 Nick Clifton <nickc@redhat.com>
15502 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15503 order to prevent it from being munged by the target.
15505 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15507 * config/i386/i386.md: Remove misleading comment.
15509 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15511 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15512 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15515 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15517 * tree-sra.c (instantiate_missing_elements): Canonicalize
15519 (sra_build_assignment): New.
15520 (generate_copy_inout, generate_element_copy,
15521 generate_element_zero, generate_one_element_init): Use it.
15523 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15525 * tree-sra.c (instantiate_missing_elements): Canonicalize
15527 (sra_build_assignment): New.
15528 (generate_copy_inout, generate_element_copy,
15529 generate_element_zero, generate_one_element_init): Use it.
15531 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15533 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15536 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15538 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15539 types as aggregates not scalars.
15540 * function.c (assign_stack_temp_for_type): Likewise.
15542 2007-02-14 Roger Sayle <roger@eyesopen.com>
15543 Zdenek Dvorak <dvorakz@suse.cz>
15545 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15548 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15550 * passes.c (next_pass_1): Clear the next field of the copied
15553 2007-02-14 Richard Henderson <rth@redhat.com>
15555 * tree-sra.c (early_sra): New.
15556 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15557 (tree_sra_early, pass_sra_early): New.
15558 * tree-pass.h (pass_sra_early): Declare.
15559 * passes.c (init_optimization_passes): Use it.
15561 2007-02-14 Richard Guenther <rguenther@suse.de>
15563 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15565 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15567 PR tree-optimization/30771
15568 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15570 (vect_analyze_operations): Induction phis can now be marked as
15572 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15573 Update documentation accordingly.
15575 2007-02-14 Nick Clifton <nickc@redhat.com>
15577 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15578 most 3 arguments are supported.
15579 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15581 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15583 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15584 Ensure dst->current is valid.
15586 2007-02-13 Paul Brook <paul@codesourcery.com>
15588 * config.gcc: Add arm*-*-uclinux-*eabi.
15589 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15590 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15591 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15592 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15593 (LINK_SPEC): Define.
15594 (LIB_SPEC): Define.
15595 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15597 * config/arm/uclinux-eabi.h: New file.
15598 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15599 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15602 2007-02-13 Ian Lance Taylor <iant@google.com>
15604 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15605 * flags.h (warn_strict_overflow): Declare.
15606 (enum warn_strict_overflow_code): Define.
15607 (issue_strict_overflow_warning): New static inline function.
15608 * opts.c (warn_strict_overflow): New variable.
15609 (common_handle_option): Handle OPT_Wstrict_overflow and
15610 OPT_Wstrict_overflow_.
15611 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15613 * fold-const.c: Include intl.h.
15614 (fold_deferring_overflow_warnings): New static variable.
15615 (fold_deferred_overflow_warning): New static variable.
15616 (fold_deferred_overflow_code): New static variable.
15617 (fold_defer_overflow_warnings): New function.
15618 (fold_undefer_overflow_warnings): New function.
15619 (fold_undefer_and_ignore_overflow_warnings): New function.
15620 (fold_deferring_overflow_warnings_p): New function.
15621 (fold_overflow_warning): New static function.
15622 (make_range): Add strict_overflow_p parameter. Change all
15624 (extract_muldiv, extract_muldiv_1): Likewise.
15625 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15626 tree_expr_nonnegative_p.
15627 (fold_negate_expr): Call fold_overflow_warning.
15628 (fold_range_test): Likewise.
15629 (fold_comparison): Likewise.
15630 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15631 instead of tree_expr_nonnegative_p.
15632 (tree_expr_nonnegative_warnv_p): Rename from
15633 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15634 (tree_expr_nonnegative_p): New function.
15635 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15636 strict_overflow_p parameter.
15637 (tree_expr_nonzero_p): New function.
15638 * passes.c (verify_interpass_invariants): New static function.
15639 (execute_one_pass): Call it.
15640 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15642 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15643 (estimate_numbers_of_iterations): Likewise.
15644 (scev_probably_wraps_p): Likewise.
15645 * tree-ssa-ccp.c: Include "toplev.h".
15646 (evaluate_stmt): Defer fold overflow warnings until we know we are
15648 (struct fold_stmt_r_data): Add stmt field.
15649 (fold_stmt_r): Defer fold overflow warnings until we know we
15651 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15652 (fold_stmt_inplace): Likewise.
15653 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15654 (cleanup_control_expr_graph): Defer fold overflow warnings until
15655 we know we are going to optimize.
15656 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15657 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15659 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15660 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15661 * tree-ssa-loop-manip.c (create_iv): Likewise.
15662 * c-typeck.c (build_conditional_expr): Likewise.
15663 (build_binary_op): Likewise.
15664 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15665 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15666 (extract_range_from_unary_expr): Likewise.
15667 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15668 assuming that signed overflow does not occur.
15669 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15670 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15671 (fold_defer_overflow_warnings): Declare.
15672 (fold_undefer_overflow_warnings): Declare.
15673 (fold_undefer_and_ignore_overflow_warnings): Declare.
15674 (fold_deferring_overflow_warnings_p): Declare.
15675 (tree_expr_nonzero_warnv_p): Declare.
15676 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15677 of warning options.
15678 (Warning Options): Document -Wstrict-overflow.
15679 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15680 (tree-ssa-ccp.o): Likewise.
15681 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15682 (fold-const.o): Depend on intl.h.
15684 2007-02-13 Ian Lance Taylor <iant@google.com>
15686 PR middle-end/30751
15687 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15690 2007-02-13 Stuart Hastings <stuart@apple.com>
15692 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15694 2007-02-13 Richard Henderson <rth@redhat.com>
15696 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15697 handled_component_p before looking for the indirect_ref.
15699 2007-02-13 Richard Henderson <rth@redhat.com>
15701 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15702 remove flags clobber.
15703 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15704 (bswaphi_lowpart): New.
15705 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15706 remove TARGET_BSWAP test. Delete expander of the same name.
15708 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15709 (expand_unop): Use them.
15711 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15713 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15714 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15715 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15716 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15717 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15718 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15719 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15720 assembler dialect choice from asm templates.
15722 2007-02-12 Richard Henderson <rth@redhat.com>
15724 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15725 (fixuns_trunc<SSEMODEF>si2): Use it.
15726 * config/i386/sse.md (vec_setv4sf_0): Export.
15727 * config/i386/i386.c (ix86_build_const_vector): Export.
15728 (ix86_split_convert_uns_si_sse): Rename from
15729 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15730 * config/i386/i386-protos.h: Update.
15732 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15735 * c-typeck.c (c_finish_return): Improve warning message.
15737 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15739 * alias.c (find_symbolic_term): Delete unused function.
15741 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15743 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15744 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15745 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15747 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15749 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15750 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15751 the function, temporarily point the debug interface to the null one.
15753 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15755 * dwarf2out.c (round_up_to_align): New static function.
15756 (field_byte_offset): Use it to round the offset.
15758 2007-02-12 Richard Henderson <rth@redhat.com>
15760 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15761 (inswl_const): Export.
15763 2007-02-12 Richard Henderson <rth@redhat.com>
15765 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15766 result mode of the libcall, convert back to outmode.
15768 2007-02-12 Roger Sayle <roger@eyesopen.com>
15770 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15771 (bswapdi2): New define_expand to implement 32-bit implementation.
15773 2007-02-12 Nick Clifton <nickc@redhat.com>
15775 * doc/invoke.texi (Overall Options): Document --help=.
15776 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15777 (cc1_options): Pass --help= on to cc1.
15778 (display_help): Add description of --help=.
15779 (process_command): Add code to handle --help=. Allow translated
15780 --help and --target-help switches to be passed on to compiler
15782 (main): Remove unused if statement.
15783 * opts.c (columns): Remove.
15784 (LEFT_COLUMN): Define.
15785 (wrap_help): Add columns argument.
15786 (print_filtered_help): Change parameters to be an include bitmask,
15787 an exclude bitmask, an any bitmask and the column width. Move the
15788 code to display the params list here. Add code to display the
15789 status of options rather than their descriptions if the quiet flag
15791 (print_specific_help): Change parameters to be an include bitmask,
15792 an exclude bitmask and an any bitmask. Move code to look up the
15793 column width here. Decide upon the title for an options listing.
15794 (common_handle_options): Add code to handle --help=. Adapt code
15795 for --help and --target-help to use the revised form of the
15796 print_specific_help function.
15797 (print_help): Delete.
15798 (print_param_help): Delete.
15799 (print_switch): Delete.
15800 * opts.h (cl_lang_count): Add prototype.
15801 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15802 CL_MAX_OPTION_CLASS): New defines.
15803 * optc-gen.awk: Add construction of cl_lang_count.
15804 * c.opt: Add Warning attribute to warning options and Optimization
15805 attribute to optimization options.
15806 * common.opt: Likewise.
15808 Add -fhelp and -ftarget-help as aliases for the transformed --help
15809 and --target-help options.
15810 * opt-functions.awk: Add code to handle Warning and Optimization
15813 2007-02-12 Richard Henderson <rth@redhat.com>
15815 * config/alpha/constraints.md: New file.
15816 * config/alpha/alpha.c: Include tm-constrs.h.
15817 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15818 alpha_extra_constraint): Remove.
15819 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15820 * config/alpha/alpha-protos.h: Update.
15821 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15822 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15823 (EXTRA_CONSTRAINT): Remove.
15824 * config/alpha/alpha.md: Include constraints.md.
15825 (adddi splitter): Use satisfies_constraint_*.
15826 * config/alpha/predicates.md (add_operand): Likewise.
15827 (sext_add_operand, addition_operation): Likewise.
15829 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15831 PR tree-optimization/29145
15832 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15833 in our handling of restrict qualified pointers.
15835 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15838 * doc/invoke.texi (Wunused-value): Update description.
15839 (Wextra): Delete item.
15840 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15841 value of Wunused-value.
15842 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15843 (c_finish_stmt_expr): Don't check extra_warnings.
15844 (emit_side_effect_warnings): The caller is responsible to check
15847 2007-02-11 Roger Sayle <roger@eyesopen.com>
15848 Matt Thomas <matt@3am-software.com>
15850 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15852 2007-02-11 Roger Sayle <roger@eyesopen.com>
15854 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15855 comparisons of POPCOUNT against zero.
15856 (simplify_const_relational_operation): Likewise.
15858 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15860 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15862 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15864 * dwarf2out.c (root_type): Delete unused function.
15866 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15868 * genattrtab.c (contained_in_p): Delete unused function.
15869 (write_expr_attr_cache): Likewise.
15871 2007-02-11 Jan Hubicka <jh@suse.cz>
15873 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15876 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15878 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15879 to add the REG_EQ* note.
15880 * see.c (see_merge_one_use_extension): Likewise.
15881 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15882 turn REG_EQUAL notes into REG_EQUIV notes if the target
15883 register may have more than one set.
15884 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15885 * gcse.c (try_replace_reg): Likewise.
15886 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15887 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15888 more than one REG_EQUIV note.
15889 * reload1.c (gen_reload): Use set_unique_reg_note.
15891 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15893 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15894 (ix86_builtin_conversion): New function.
15896 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15899 * tree.h (DECL_REPLACEABLE_P): New macro.
15900 * except.c (set_nothrow_function_flags): Likewise.
15902 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15903 Ira Rosen <irar@il.ibm.com>
15904 Dorit Nuzman <dorit@il.ibm.com>
15906 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15907 * targhooks.c (default_builtin_vectorized_conversion): New.
15908 * targhooks.h (default_builtin_vectorized_function): New declaration.
15909 * target.h (struct vectorize): Add builtin_conversion field.
15910 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15911 stmt_vec_info_type value.
15912 (vectorizable_conversion): New declaration.
15913 * tree-vect-analyze.c (vect_analyze_operations): Add
15914 vectorizable_conversion call.
15915 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15916 * tree-vect-transform.c (vectorizable_conversion): New function.
15917 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15918 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15920 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15921 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15922 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15923 or ALTIVEC_BUILTIN_VCFSX.
15925 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15928 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15929 CONST_DOUBLE and operand 0 is a hard register.
15930 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15931 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15932 is a hard floating-point register.
15934 2007-02-10 Richard Henderson <rth@redhat.com>
15935 Jakub Jelinek <jakub@redhat.com>
15936 Alexandre Oliva <aoliva@redhat.com>
15938 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15939 * builtin-types.def (BT_WORD): Make unsigned.
15940 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15941 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15942 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15943 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15944 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15945 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15947 * expr.c (emutls_var_address): New.
15948 (expand_expr_real_1): Expand emulated tls.
15949 (expand_expr_addr_expr_1): Likewise.
15950 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15951 * output.h (emutls_finish): Declare.
15952 * toplev.c (compile_file): Call it.
15953 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15954 address before wrapping in CONST.
15955 * varasm.c (emutls_htab, emutls_object_type): New.
15956 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15957 (get_emutls_object_name, get_emutls_object_type): New.
15958 (get_emutls_init_templ_addr, emutls_decl): New.
15959 (emutls_common_1, emutls_finish): New.
15960 (assemble_variable): When emulating tls, swap decls; generate
15961 constructor for the emutls objects.
15962 (do_assemble_alias): When emulating tls, swap decl and target name.
15963 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15965 * varpool.c (decide_is_variable_needed): Look at force_output.
15966 Recurse for emulated tls.
15967 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15968 with decide_is_variable_needed.
15969 * emutls.c: New file.
15970 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15971 tls_object for real tls.
15973 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15975 PR rtl-optimization/29599
15976 * reload1.c (eliminate_regs_in_insn): Take the destination
15977 mode into account when computing the offset.
15979 2007-02-09 Stuart Hastings <stuart@apple.com>
15980 Richard Henderson <rth@redhat.com>
15982 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15983 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15984 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15985 fixuns_truncdfhi2): New.
15986 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15987 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15988 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15989 (floatunssidf2): Allow nonimmediate source.
15990 * config/i386/sse.md (movdi_to_sse): New.
15991 (vec_concatv2di): Drop '*'.
15992 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15993 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15994 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15996 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15997 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15998 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15999 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16000 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16001 ix86_build_const_vector.
16002 (x86_emit_floatuns): Rewrite.
16004 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16006 * genautomata.c (longest_path_length): Delete unused function.
16007 (struct state): Delete unused longest_path_length.
16008 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16009 (get_free_state): Delete unused.
16011 2007-02-09 Jan Hubicka <jh@suse.cz>
16013 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16014 * doc/invoke.texi (inline-unit-growth): Update default value.
16016 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16017 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16018 (rebuild_cgraph_edges): Likewise.
16019 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16020 (dump_cgraph_node): Dump frequencies.
16021 (cgraph_clone_edge): Add frequency scales.
16022 (cgraph_clone_node): Add freuqnecy.
16023 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16024 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16025 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16026 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16027 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16028 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16029 (save_inline_function_body): Likewise.
16030 * ipa-inline.c: inluce rtl.h
16031 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16032 (cgraph_edge_badness): Use frequencies.
16033 (cgraph_decide_recursive_inlining): Update clonning.
16034 (cgraph_decide_inlining_of_small_function): Dump frequency.
16035 * predict.c (estimate_bb_frequencies): Export.
16036 * predict.h (estimate_bb_frequencies): Declare.
16037 * tree-inline.c (copy_bb): Watch overflows.
16038 (expand_call_inline): Update call of cgraph_create_edge.
16039 (optimize_inline_calls): Use TODO flags to update frequnecies.
16040 * passes.h: Include predict.h
16041 (init_optimization_passes): Move profile ahead.
16042 (execute_function_todo): Handle TODO_rebuild_frequencies.
16044 2007-02-09 Roger Sayle <roger@eyesopen.com>
16046 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16047 the insbl or inswl pattern into a register.
16049 2007-02-09 Roger Sayle <roger@eyesopen.com>
16051 * config/ia64/ia64.md (bswapdi2): New define_insn.
16053 2007-02-09 Richard Henderson <rth@redhat.com>
16055 * config/i386/constraints.md (Ym): New constraint.
16056 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16057 (movdi_1_rex64): Split sse and xmm general register moves from
16058 memory move alternatives. Use conditional register constraints.
16059 (movsf_1, movdf_integer): Likewise.
16060 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16061 (movdf_integer_rex64): New.
16062 (pushsf_rex64): Fix output constraints.
16063 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16064 (sse2_stored): Likewise.
16065 (sse2_storeq_rex64): New.
16066 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16067 amd and not generic.
16068 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16069 for optimize_size. Remove SF/DFmode hack.
16071 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16073 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16076 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16077 Richard Sandiford <richard@codesourcery.com>
16079 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16080 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16081 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16082 m68k/t-mlib to tmake_file.
16083 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16084 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16085 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16086 Allow it to be cf or m68k. Set m68k_arch_family. If that
16087 variable is not empty, add t-$m68k_arch_family to tmake_file.
16088 Add t-mlibs to tmake_file.
16089 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16090 * config/m68k/t-cf: New file.
16091 * config/m68k/t-m68k: Likewise.
16092 * config/m68k/t-mlibs: Likewise.
16093 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16094 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16095 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16096 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16097 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16099 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16100 (INSTALL_LIBGCC): Delete.
16101 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16102 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16103 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16104 (M68K_MLIB_CPU): Define.
16105 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16106 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16107 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16109 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16110 Richard Guenther <rguenther@suse.de>
16112 PR middle-end/23361
16113 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16114 against INT_MIN/INT_MAX.
16115 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16116 file if a loop is removed.
16118 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16120 * calls.c (store_one_arg): Pass correct alignment to
16121 emit_push_insn for non-BLKmode values.
16122 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16123 unaligned stack slot via a suitably aligned slot.
16125 2007-02-08 DJ Delorie <dj@redhat.com>
16127 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16129 (legal_subregs): Use unsigned char, make const.
16130 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16132 2007-02-08 Paul Brook <paul@codesourcery.com>
16134 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16135 special interworking needed.
16137 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16139 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16140 conditional to __SSE2__.
16141 (Entries below should have been added to first ChangeLog
16142 entry for amdfam10 dated 2007-02-05)
16143 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16145 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16147 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16150 2007-02-08 DJ Delorie <dj@redhat.com>
16152 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16153 * config/m32c/m32c.c (legal_subregs): New.
16154 (m32c_illegal_subreg_p): New.
16155 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16156 unsupported subregs of hard regs.
16158 2007-02-08 Jan Hubicka <jh@suse.cz>
16160 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16161 the same one; always update histograms.
16163 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16165 * passes.c (init_optimization_passes): Tidy comment.
16167 2007-02-08 Roger Sayle <roger@eyesopen.com>
16169 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16170 strip zero_extend, bswap and rotates from POCOUNT's argument.
16171 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16172 zero_extend and rotates from PARITY's argument.
16173 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16174 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16175 of an integer constant at compile-time.
16177 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16180 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16182 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16185 * tree-ssa-live.c (remove_unused_locals): Do not remove
16186 TREE_ADDRESSABLE variables.
16187 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16188 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16189 FOR_CLOBBER. Update all users.
16190 If VAR has an associated alias set, add a virtual operand for
16191 it if no alias is found to conflict with the memory reference.
16193 2007-02-07 Jan Hubicka <jh@suse.cz>
16194 Robert Kidd <rkidd@crhc.uiuc.edu>
16196 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16198 2007-02-07 Ian Lance Taylor <iant@google.com>
16200 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16202 2007-02-07 Roger Sayle <roger@eyesopen.com>
16204 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16205 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16206 tablejumpdi, movsi_to_cr_one): Remove constraints from
16207 define_expand's match_operands.
16209 2007-02-07 Roger Sayle <roger@eyesopen.com>
16211 * global.c (compute_regsets): Move declatation of "i" inside of
16212 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16214 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16217 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16218 of INDIRECT_REF <RESULT_DECL>.
16220 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16222 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16223 Kaz Kojima <kkojima@gcc.gnu.org>
16226 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16228 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16230 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16232 * doc/loop.texi: Document possibility not to perform disambiguation
16233 of loops with multiple latches.
16234 * cfgloopmanip.c (alp_enum_p): Removed.
16235 (add_loop): Handle subloops. Use get_loop_body_with_size.
16236 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16237 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16238 the new forwarder block.
16239 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16240 Handle the case latch is NULL.
16241 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16242 modifications when marking loop exits.
16243 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16245 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16246 disambiguate_loops_with_multiple_latches.
16247 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16248 before fix_loop_structure.
16249 * cfgloop.c: Include pointer-set.h and output.h.
16250 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16251 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16252 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16253 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16254 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16255 disambiguate_multiple_latches, get_loop_body_with_size,
16256 disambiguate_loops_with_multiple_latches): New functions.
16257 (flow_loop_dump): Dump multiple latch edges.
16258 (flow_loop_nodes_find): Handle loops with multiple latches.
16259 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16260 (glb_enum_p): Modified.
16261 (get_loop_body): Use get_loop_body_with_size.
16262 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16263 (AVOID_CFG_MODIFICATIONS): New constant.
16264 (disambiguate_loops_with_multiple_latches, add_loop,
16265 get_loop_body_with_size): Declare.
16266 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16268 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16270 PR inline-asm/28686
16271 * global.c (compute_regsets): New function.
16272 (global_alloc): Refactored ELIMINABLE_REGSET
16273 and NO_GLOBAL_ALLOC_REGS computation out.
16274 (rest_of_handle_global_alloc): Call compute_regsets()
16275 for non-optimizing case.
16277 2007-02-06 Richard Henderson <rth@redhat.com>
16279 * config/i386/constraints.md (Y2): Rename from Y.
16280 (Yi): New constraint.
16281 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16282 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16283 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16284 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16285 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16286 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16287 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16288 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16289 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16290 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16291 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16292 vec_extractv2si_1): Change Y constraints to Y2.
16293 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16294 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16295 Change Y constraints to Y2.
16296 (sse2_loadld): Change Y constraints to x.
16298 2007-02-06 Roger Sayle <roger@eyesopen.com>
16300 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16301 (parity<mode>2): New define_expand using rs6000_emit_parity.
16302 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16303 rs6000_emit_parity): New functions.
16304 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16305 rs6000_emit_parity): Prototype here.
16307 2007-02-06 Ian Lance Taylor <iant@google.com>
16309 * lower-subreg.c (simple_move_operand): Reject CONST.
16310 (resolve_clobber): Call validate_change rather than directly
16311 assigning to XEXP (pat, 0).
16313 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16315 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16316 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16317 (tree-cfg.o): Remove hashtab.h dependency.
16319 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16320 (struct ivopts_data): Change niters to pointer_map_t.
16321 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16322 (niter_for_exit): Create pointer_map on demand. Change for
16324 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16325 (free_loop_data): Destroy data->niters if created and reset field.
16326 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16327 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16329 * tree-ssa-reassoc.c: Include pointer-set.h.
16330 (bb_rank): Change to long *.
16331 (operand_rank): Change to pointer_map_t.
16332 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16333 (insert_operand_rank): Accept long.
16334 (operand_entry_hash, operand_entry_eq): Remove.
16335 (get_rank): Return long. Adjust for changes above.
16336 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16338 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16340 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16341 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16342 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16344 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16345 directly since it cannot be NULL.
16346 (get_vi_for_tree): Rewrite for pointer_map API.
16347 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16348 (init_alias_vars): Create vi_for_tree as pointer_map.
16349 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16351 * tree-cfg.c: Don't include hashtab.h.
16352 (edge_to_cases): Declare as pointer_map.
16353 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16355 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16356 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16357 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16359 (record_switch_edge): Delete.
16360 (get_cases_for_edge): Adjust for pointer_map API, inline
16361 record_switch_edge (rewritten for new API), remove goto.
16363 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16365 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16366 * tree-nested.c: Include pointer-set.h.
16367 (var_map_elt, var_map_eq, var_map_hash): Delete.
16368 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16369 to pointer_map_t's.
16370 (nesting_info_bitmap_obstack): New.
16371 (lookup_field_for_decl): Adjust for pointer_map API.
16372 (lookup_tramp_for_decl): Adjust for pointer_map API.
16373 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16374 (get_local_debug_decl): Adjust for pointer_map API.
16375 (convert_nl_goto_reference): Adjust for pointer_map API.
16376 (convert_nl_goto_receiver): Adjust for pointer_map API.
16377 (create_nesting_tree): Create outside GGC space. Create bitmap on
16378 the new obstack. Create field_map and var_map as pointer_maps.
16379 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16381 (lower_nested_functions): Move root here, no need to NULL it.
16382 Initialize and release the obstack.
16384 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16386 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16387 Remove prototypes and make them non-static.
16388 (struct tree_int_map): Remove.
16389 * tree.h (struct tree_int_map): Move here, turning TO into an
16391 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16393 * tree.h (TREE_COMPLEXITY): Remove.
16394 (struct tree_exp): Remove complexity field.
16395 * tree.c (build1_stat): Don't set it.
16397 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16398 Victor Kaplansky <victork@il.ibm.com>
16400 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16401 (vect_is_simple_reduction): Support reduction with induction as
16402 one of the operands.
16403 (vect_is_simple_iv_evolution): Fix formatting.
16404 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16405 formatting. Don't mark induction phis for vectorization.
16406 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16407 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16408 (vect_get_vec_def_for_operand): Support induction.
16409 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16411 (vectorizable_reduction): Support reduction with induction as one of
16413 (vectorizable_type_demotion): Use def-type of stmt argument rather
16414 than dummy def-type.
16416 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16417 flag_tree_scev_cprop.
16418 * common.opt (tree-scev-cprop): New flag.
16420 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16421 call to vect_get_new_vect_var.
16423 2007-02-06 Ira Rosen <irar@il.ibm.com>
16425 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16426 vectype is not NULL.
16427 (vect_pattern_recog_1): Likewise.
16429 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16431 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16432 (fold_negate_expr): Likewise.
16434 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16437 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16438 even if cv-qualification is the same.
16440 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16442 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16443 __enable_execute_stack on completion.
16445 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16447 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16448 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16449 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16450 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16451 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16452 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16453 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16454 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16458 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16459 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16460 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16461 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16462 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16463 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16464 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16465 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16466 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16467 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16468 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16469 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16470 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16471 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16472 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16473 sqrtextenddfxf2_i387): Added amdfam10_decode.
16475 * config/i386/athlon.md (athlon_idirect_amdfam10,
16476 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16477 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16478 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16479 athlon_ivector_store_amdfam10): New define_insn_reservation.
16480 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16483 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16485 * config/i386/athlon.md (athlon_call_amdfam10,
16486 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16487 define_insn_reservation.
16488 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16489 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16490 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16494 * config/i386/athlon.md (athlon_sseld_amdfam10,
16495 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16496 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16500 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16501 define_insn_reservation.
16502 * config/i386/i386.md (sseins): Added sseins to define_attr type
16503 and define_attr unit.
16504 * config/i386/sse.md: Set type attribute to sseins for insertq
16507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16509 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16510 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16511 ssecomi_load_amdfam10, ssecomi_amdfam10,
16512 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16513 define_insn_reservation.
16514 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16516 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16518 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16519 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16520 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16521 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16522 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16523 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16524 define_insn_reservation.
16526 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16527 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16528 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16529 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16530 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16532 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16534 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16535 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16536 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16537 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16538 athlon_ssemul_load_k8): Added amdfam10.
16540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16542 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16543 (x86_sse_unaligned_move_optimal): New variable.
16545 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16547 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16548 for unaligned vector SSE double/single precision loads for AMDFAM10.
16550 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16552 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16553 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16554 Define TARGET_CPU_DEFAULT_amdfam10.
16555 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16556 (processor_type): Add PROCESSOR_AMDFAM10.
16558 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16559 processor_type in config/i386/i386.h.
16560 Enable imul peepholes for TARGET_AMDFAM10.
16562 * config.gcc: Add support for --with-cpu option for amdfam10.
16564 * config/i386/i386.c (amdfam10_cost): New variable.
16565 (m_AMDFAM10): New macro.
16566 (m_ATHLON_K8_AMDFAM10): New macro.
16567 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16568 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16569 x86_promote_QImode, x86_integer_DFmode_moves,
16570 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16571 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16572 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16573 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16574 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16575 Enable/disable for amdfam10.
16576 (override_options): Add amdfam10_cost to processor_target_table.
16577 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16578 processor_alias_table.
16579 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16580 (ix86_adjust_cost): Add code for amdfam10.
16582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16584 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16585 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16586 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16587 * config/i386/i386.h: Add builtin definition for SSE4A.
16588 * config/i386/i386.md: Add support for ABM instructions
16589 (popcnt and lzcnt).
16590 * config/i386/sse.md: Add support for SSE4A instructions
16591 (movntss, movntsd, extrq, insertq).
16592 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16593 Add -march=amdfam10 flag.
16594 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16595 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16597 * doc/extend.texi: Add documentation for SSE4A builtins.
16599 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16601 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16603 2007-02-05 Richard Guenther <rguenther@suse.de>
16605 * tree-vectorizer.h (vectorizable_function): Add argument type
16606 argument, change return type.
16607 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16608 * tree-vect-transform.c (vectorizable_function): Handle extra
16609 argument, return vectorized function decl.
16610 (build_vectorized_function_call): Remove.
16611 (vectorizable_call): Handle calls with result and argument types
16612 differing. Handle loop vectorization factor correctly.
16613 * targhooks.c (default_builtin_vectorized_function): Adjust for
16615 * targhooks.h (default_builtin_vectorized_function): Likewise.
16616 * target.h (builtin_vectorized_function): Add argument type
16618 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16619 extra argument, allow vectorizing of lrintf.
16620 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16621 documentation of target hook.
16623 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16626 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16627 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16628 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16630 2007-02-05 Roger Sayle <roger@eyesopen.com>
16632 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16633 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16634 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16635 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16636 before canonicalizing sincos to cexpi.
16637 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16639 2007-02-05 Roger Sayle <roger@eyesopen.com>
16641 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16642 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16643 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16645 2007-02-05 Roger Sayle <roger@eyesopen.com>
16647 * mips-tfile.c (initialize_init_file): Correct endianness test.
16649 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16651 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16652 the 'y' constraint.
16654 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16656 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16657 saves in a PARALLEL before the register assignments.
16659 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16661 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16662 DWARF_FRAME_RETURN_COLUMN to be a general register.
16663 * dwarf2out.c (init_return_column_size): New function, split from...
16664 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16665 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16666 to be nongeneral registers.
16667 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16669 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16670 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16672 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16674 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16676 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16678 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16679 (remove_path): Use can_remove_branch_p and remove_branch instead
16680 of loop_delete_branch_edge.
16681 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16682 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16683 Update profile using scale_dominated_blocks_in_loop.
16684 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16685 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16686 (can_remove_branch_p, remove_branch): Declare.
16687 * tree-cfg.c (tree_can_remove_branch_p): New function.
16688 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16689 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16690 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16692 2007-02-05 Jan Hubicka <jh@suse.cz>
16694 PR middle-end/30696
16695 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16696 nodes in cgraph, don't remove offline copy of the function.
16698 2007-02-04 Jan Hubicka <jh@suse.cz>
16700 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16701 vectors might cause maybe_lookup_element_for_expr to be called
16702 on non-sra-candidate.
16704 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16706 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16707 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16708 spelling conventions.
16710 2007-02-04 Richard Guenther <rguenther@suse.de>
16712 PR middle-end/30636
16713 * fold-const.c (try_move_mult_to_index): Make sure to not
16714 overflow one dimension of a multi-dimensional array access.
16716 2007-02-04 Jan Hubicka <jh@suse.cz>
16718 * passes.c (init_optimization_passes): Reindent.
16720 2007-02-04 Jan Hubicka <jh@suse.cz>
16721 Eric Botcazou <ebotcazou@adacore.com>
16723 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16724 (execute_fixup_cfg): Break out the abnormal goto code.
16725 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16726 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16727 (optimize_inline_calls): Call make_nonlocal_label_edges.
16729 2007-02-04 Jan Hubicka <jh@suse.cz>
16731 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16732 true when something was changed.
16733 (rename_ssa_copies): When something was changed, do
16734 TODO_remove_unused_locals.
16735 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16736 add TODO_remove_unused_locals when instruction was removed.
16738 2007-02-04 Jan Hubicka <jh@suse.cz>
16740 * ipa-inline.c (try_inline): Improve debug output; work on already
16742 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16743 call try_inline for already inlined edges too when flattening;
16744 inline also functions that make callee growth but overall unit size
16747 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16749 * config/m32c/bitops.md, config/m32c/jump.md,
16750 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16751 config/m32r/m32r.h, config/m32r/m32r.md,
16752 config/m32r/predicates.md, config/m68hc11/larith.asm,
16753 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16754 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16755 config/mips/mips-protos.h, config/mips/mips.c,
16756 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16757 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16758 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16759 spelling conventions.
16761 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16762 Follow spelling conventions.
16764 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16766 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16767 warn about C++0x compatibility.
16769 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16771 * config/h8300/h8300.c, config/h8300/h8300.h,
16772 config/h8300/h8300.md: Follow spelling conventions.
16774 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16776 PR middle-end/30667
16777 * combine.c (try_combine): Do not substitute source operand
16778 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16780 2007-02-03 Jan Hubicka <jh@suse.cz>
16782 PR gcov-profile/30650
16783 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16784 do not divide by zero for never executed counters.
16785 (tree_find_values_to_profile): Fix counters.
16786 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16788 2007-02-03 Ian Lance Taylor <iant@google.com>
16790 * lower-subreg.c (simple_move_operand): New static function,
16791 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16793 (simple_move): Call simple_move_operand.
16794 (find_decomposable_subregs): Add special handling of MEMs.
16795 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16796 meaning of return value. If we see a hard register, test whether
16797 it can store a word_mode value. Change all callers.
16799 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16801 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16802 ftrapv insns and expanders.
16803 (subdi3): Change define_expand operand 1 to arith11_operand, and
16804 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16805 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16806 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16809 PR middle-end/30174
16810 * varasm.c (notice_global_symbol): Treat global objects as weak when
16811 flag_shlib is true.
16813 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16815 * emit-rtl.c (dconstpi): Delete.
16816 (dconstsqrt2): New.
16817 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16818 * real.h (dconstpi): Delete.
16819 (dconstsqrt2): New.
16820 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16821 (fold_builtin_hypot): Likewise.
16823 2007-02-03 Tom Tromey <tromey@redhat.com>
16826 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16827 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16829 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16831 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16832 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16833 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16834 config/rs6000/cell.md, config/rs6000/darwin.h,
16835 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16836 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16837 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16838 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16839 typos. Follow spelling conventions.
16840 * doc/invoke.texi: Follow spelling conventions.
16842 2007-02-03 Roger Sayle <roger@eyesopen.com>
16844 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16845 canonicalization transformations that attempt to simplify integer
16846 constant comparisons to become comparisons against zero.
16848 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16850 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16852 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16853 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16855 2007-02-02 Mike Stump <mrs@apple.com>
16857 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16858 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16859 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16860 generate a branch island.
16862 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16864 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16865 (xtensa_legitimate_address_p): New.
16866 (xtensa_legitimize_address): New.
16867 (xtensa_output_addr_const_extra): New.
16868 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16870 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16871 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16872 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16873 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16874 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16875 (xtensa_legitimize_address): New.
16876 (xtensa_output_addr_const_extra): New.
16878 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16880 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16882 2007-02-02 Ian Lance Taylor <iant@google.com>
16884 * expmed.c (expand_divmod): Add comment.
16886 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16888 * emit-rtl.c (renumber_insns): Remove.
16889 * flags.h: Remove the extern for flag_renumber_insns.
16890 * rtl.h: Remove the prototype for renumber_insns.
16891 * toplev.c (flag_renumber_insns): Remove.
16893 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16895 Revert for x86 darwin:
16896 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16898 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16899 code before the following patch under TARGET_MACHO.
16900 (ix86_function_value_regno_p): Likewise.
16902 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16904 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16907 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16910 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16911 loads to general or fp registers. Add comments.
16912 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16914 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16916 * pointer-set.c (insert_aux): Only return insertion slot.
16917 (pointer_set_insert): Adjust.
16918 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16919 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16920 pointer_map_traverse): New.
16921 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16922 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16923 pointer_map_contains, pointer_map_traverse): Declare.
16925 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16927 PR middle-end/30473
16928 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16929 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16931 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16933 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16935 (struct _dep): New type.
16936 (dep_t): New typedef.
16937 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16938 (DEP_STATUS): New access macro. The macro with the same name was
16939 renamed to DEP_LINK_STATUS.
16940 (dep_init): Declare function
16942 (struct _dep_link): New type.
16943 (dep_link_t): New typedef.
16944 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16945 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16946 (DEP_LINK_STATUS): New macro.
16947 (debug_dep_links): New debug function.
16949 (struct _deps_list): New type.
16950 (deps_list_t): New typedef.
16951 (DEPS_LIST_FIRST): New access macro.
16952 (FOR_EACH_DEP_LINK): New cycle macro.
16953 (create_deps_list, free_deps_list, delete_deps_list): Declare
16955 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16956 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16957 (copy_deps_list_change_con): Ditto.
16959 (move_dep_link): Declare function.
16961 (struct _dep_node): New type.
16962 (dep_node_t): New typedef.
16963 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16965 (struct haifa_insn_data.back_deps): New field to hold backward
16966 dependencies of the insn.
16967 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16969 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16970 Change its type to deps_list_t.
16971 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16972 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16973 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16975 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16977 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16979 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16981 (dep_cost): Declare.
16983 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16984 (ds_to_dk, dk_to_ds): New functions.
16986 (init_dep_1): New static function.
16987 (init_dep): New function.
16988 (copy_dep): New static function.
16990 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16992 (detach_dep_link): New static function.
16993 (move_dep_link): New function.
16995 (dep_links_consistent_p, dump_dep_links): New static functions.
16996 (debug_dep_links): New debugging function.
16998 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17000 (alloc_deps_list, init_deps_list): New static functions.
17001 (create_deps_list): New function.
17002 (clear_deps_list): New static function.
17003 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17004 (deps_list_consistent_p, dump_deps_list): New static functions.
17005 (debug_deps_list): New function.
17006 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17008 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17010 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17011 use new scheduler dependencies lists.
17012 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17013 (sched_analyze): Ditto. Initialize dependencies lists.
17014 (add_forw_dep, compute_forward_dependences): Update to use new
17015 scheduler dependencies lists.
17017 (init_dependency_caches): Init deps_obstack.
17018 (free_dependency_caches): Free deps_obstack.
17020 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17021 new scheduler dependencies lists.
17022 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17023 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17025 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17026 Update to use new scheduler dependencies lists.
17027 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17028 (debug_dependencies): Ditto.
17029 (schedule_region): Update comments.
17031 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17032 scheduler dependencies lists.
17033 (schedule_ebb): Update comments.
17035 * rtl.def (DEPS_LIST): Remove.
17037 * lists.c (unused_deps_list): Remove.
17038 (free_list): Update assertions.
17040 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17041 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17043 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17044 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17046 * haifa-sched.c (comments): Update.
17047 (insn_cost1): Remove. Inline the code into insn_cost ().
17048 (insn_cost): Update to use new scheduler dependencies lists. Move
17049 processing of the dependency cost to dep_cost ().
17050 (dep_cost): New function. Use it instead of insn_cost () when
17051 evaluating cost of the dependency. Use compatible interface to
17052 interact with the target.
17053 (priority): Update to use new scheduler dependencies lists.
17054 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17055 with greater number of insns that depend on the insn.
17056 (schedule_insn): Update to use new scheduler dependencies lists. Add
17057 code to free backward dependencies lists. Inline and optimize code
17058 from resolve_dep () - see PR28071.
17059 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17060 lists. Update call to targetm.sched.is_costly_dependence hook.
17062 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17063 scheduler dependencies lists.
17065 (resolve_dep): Remove. Move the logic to schedule_insn ().
17066 (init_h_i_d): Initialize dependencies lists.
17068 (process_insn_depend_be_in_spec): Rename to
17069 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17070 dependencies lists.
17071 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17072 Update to use new scheduler dependencies lists.
17073 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17075 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17076 new scheduler dependencies lists.
17077 (build_intra_loop_deps): Ditto.
17079 * target.h (struct _dep): Declare to use in
17080 gcc_target.sched.is_costly_dependence.
17081 (struct gcc_target.sched.adjust_cost): Fix typo.
17082 (struct gcc_target.sched.is_costly_dependence): Change signature to
17083 use single dep_t parameter instead of an equivalent triad.
17084 (struct gcc_target.sched.adjust_cost_2): Remove.
17086 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17088 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17090 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17092 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17094 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17095 (REG_DEP_TRUE): Document.
17097 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17098 Change signature to correspond to the targetm.sched.adjust_cost hook.
17099 Update use in TARGET_SCHED_ADJUST_COST_2.
17100 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17101 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17102 new scheduler dependencies lists.
17103 (ia64_gen_check): Ditto.
17105 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17106 scheduler dependencies lists.
17108 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17109 signature to correspond to the targetm.sched.is_costly_dependence hook.
17110 (is_costly_group): Update to use new scheduler dependencies lists.
17112 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17113 instead of INSN_COST () macro.
17115 2007-02-01 Ian Lance Taylor <iant@google.com>
17117 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17119 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17121 * pa.md (tp_load): Correct mfctl instruction syntax.
17123 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17125 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17126 altivec_padding_size calculation on AIX. Improve comment, add
17127 assert to verify that it's right.
17129 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17132 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17134 PR inline-asm/28686
17135 * global.c (global_alloc): Add mising initialization of
17138 2007-02-01 Roger Sayle <roger@eyesopen.com>
17140 * alias.c (init_alias_analysis): Correct whitespace.
17141 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17142 partition_hot_cold_basic_blocks): Likewise.
17143 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17144 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17145 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17146 fold_builtin_snprintf_chk, fold_builtin_printf,
17147 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17148 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17149 * cfgcleanup.c (cleanup_cfg): Likewise.
17150 * cfgexpand.c (tree_expand_cfg): Likewise.
17151 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17152 * function.c (get_next_funcdef_no): Likewise.
17153 * gengtype.c (main): Likewise.
17154 * genmodes.c (main): Likewise.
17155 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17156 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17157 * ifcvt.c (noce_emit_move_insn): Likewise.
17158 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17160 * stor-layout.c (get_best_mode): Likewise.
17161 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17162 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17163 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17164 perform_var_substitution, solve_graph): Likewise.
17165 * tree-vrp.c (vrp_finalize): Likewise.
17167 2007-02-01 Ian Lance Taylor <iant@google.com>
17169 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17170 high part of a paradoxical subreg, return a constant zero.
17172 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17174 * toplev.c (lang_dependent_init): Call init_set_costs.
17175 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17177 2007-02-01 Richard Guenther <rguenther@suse.de>
17179 PR middle-end/30656
17180 * fold-const.c (fold_negate_expr): Allow negating a
17181 constant if overflow does not change.
17183 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17185 * doc/c-tree.texi (Expression trees): Improve markup.
17186 * doc/tm.texi (Register Classes, Addressing Modes)
17187 (Floating Point): Fix spacing after abbreviations. Fix some
17190 2007-02-01 Ben Elliston <bje@au.ibm.com>
17192 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17193 * doc/contrib.texi: Likewise.
17194 * doc/install.texi: Likewise.
17196 2007-01-31 Richard Henderson <rth@redhat.com>
17197 Ian Lance Taylor <iant@google.com>
17199 * lower-subreg.c: New file.
17200 * rtl.def (CONCATN): Define.
17201 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17202 pass_lower_subreg2.
17203 * emit-rtl.c (update_reg_offset): New static function, broken out
17204 of gen_rtx_REG_offset.
17205 (gen_rtx_REG_offset): Call update_reg_offset.
17206 (gen_reg_rtx_offset): New function.
17207 * regclass.c: Revert patch of 2006-03-05, restoring
17209 (clear_reg_info_regno): New function.
17210 * dwarf2out.c (concatn_loc_descriptor): New static function.
17211 (loc_descriptor): Handle CONCATN.
17212 * common.opt (fsplit_wide_types): New option.
17213 * opts.c (decode_options): Set flag_split_wide_types when
17215 * timevar.def (TV_LOWER_SUBREG): Define.
17216 * rtl.h (gen_reg_rtx_offset): Declare.
17217 (reg_scan_update): Declare.
17218 * regs.h (clear_reg_info_regno): Declare.
17219 * tree-pass.h (pass_lower_subreg): Declare.
17220 (pass_lower_subreg2): Declare.
17221 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17222 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17223 -fsplit-wide-types.
17224 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17225 * Makefile.in (OBJS-common): Add lower-subreg.o.
17226 (lower-subreg.o): New target.
17228 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17230 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17232 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17235 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17237 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17239 PR middle-end/29335
17240 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17242 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17244 * cfgloop.h: Include vec-prim.h.
17245 (enum li_flags): Remove LI_ONLY_OLD.
17246 (loop_iterator): Changed.
17247 (fel_next, fel_init): Iterate over loop tree.
17248 (FOR_EACH_LOOP_BREAK): New macro.
17249 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17251 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17252 * modulo-sched.c (sms_schedule): Ditto.
17253 * tree-vectorizer.c (vectorize_loops): Ditto.
17254 * doc/loop.texi: Update information on loop numbering and behavior of
17255 FOR_EACH_LOOP wrto new loops.
17256 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17257 add_to_evolution_1): Test nestedness of loops instead of comparing
17259 * tree-chrec.c (chrec_fold_plus_poly_poly,
17260 chrec_fold_multiply_poly_poly, chrec_evaluate,
17261 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17262 reset_evolution_in_loop): Ditto.
17263 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17265 2007-01-31 Dirk Mueller <dmueller@suse.de>
17267 * c-common.c (warn_about_parentheses): Separate warning about
17268 un-parenthized sequence of comparison operators from the one
17269 which is supposed to warn about x <= y <= z.
17271 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17273 * optabs.h (enum optab_index): Add new OTI_isinf.
17274 (isinf_optab): Define corresponding macro.
17275 * optabs.c (init_optabs): Initialize isinf_optab.
17276 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17278 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17279 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17281 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17282 expand_builtin_interclass_mathfn.
17283 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17284 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17285 (fxam<mode>2_i387): New insn pattern.
17286 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17287 built-in functions as x87 inline asm.
17289 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17291 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17293 2007-01-30 Eric Christopher <echristo@apple.com>
17295 * config.gcc: Add geode.
17297 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17299 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17300 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17301 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17302 value-prof.c: Fix comment typos.
17304 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17307 * doc/invoke.texi (Wpointer-arith): Document warning.
17309 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17311 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17312 the list of discrepancies from the draft TR.
17314 2007-01-30 Dirk Mueller <dmueller@suse.de>
17317 * doc/invoke.texi (-Wreturn-type): Update description to
17318 match new behavior.
17320 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17322 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17324 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17326 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17327 to handle optabs that operate on floating point input argument and
17328 output to integer output.
17329 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17330 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17331 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17332 expand_builtin_interclass_mathfn ().
17333 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17334 (ilogbsi2): Remove.
17335 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17336 ilogbl built-in functions as x87 intrinsics.
17338 2007-01-30 Richard Guenther <rguenther@suse.de>
17340 PR middle-end/27657
17341 * dwarf2out.c (reference_to_unused): Query varpool if the
17342 variable was output.
17344 2007-01-30 Richard Guenther <rguenther@suse.de>
17346 PR middle-end/30313
17347 * passes.c (execute_one_pass): Reset in_gimple_form to not
17348 confuse non-unit-at-a-time mode.
17350 2007-01-29 Roger Sayle <roger@eyesopen.com>
17351 Richard Guenther <rguenther@suse.de>
17353 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17354 avoid undefined behaviour on overflow. Use force_fit_type_double
17355 to construct the constant with the specified TREE_OVERFLOW.
17357 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17359 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17360 * config/dfp-bit.h: Ditto.
17362 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17364 * c-decl.c (pop_scope): Replace warnings with call to
17365 warn_for_unused_label.
17366 * c-common.h (warn_for_unused_label): Declare.
17367 * c-common.c (warn_for_unused_label): Define.
17369 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17371 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17374 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17376 * Makefile.in (USER_H): Remove decfloat.h.
17377 * ginclude/decfloat.h: Delete, moving contents to ...
17378 * ginclude/float.h: Add support for decimal floating point,
17379 guarded by __STDC_WANT_DEC_FP__.
17381 2007-01-29 Mike Stump <mrs@apple.com>
17383 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17384 Analysis and Representation to resolve case insensitive conflict.
17385 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17387 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17389 * tree.h (struct tree_memory_tag): Add aliases member.
17390 (MTAG_ALIASES): New macro.
17391 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17392 (add_may_alias): Remove pointer-set. Update for may_aliases being
17394 (mark_aliases_call_clobbered): Update for may_aliases being a
17396 (compute_tag_properties): Ditto.
17397 (create_partition_for): Ditto.
17398 (compute_memory_partitions): Ditto.
17399 (dump_may_aliases_for): Ditto.
17400 (is_aliased_with): Ditto.
17401 (add_may_alias_for_new_tag): Ditto.
17402 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17403 (compute_is_aliased): New function.
17404 (compute_may_aliases): Call compute_is_aliased).
17405 (init_alias_info): Initialize alias_bitmap_obstack.
17406 (union_alias_set_into): New function.
17407 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17408 (have_common_aliases_p): Rewrite to take two bitmaps and use
17410 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17411 Update for bitmaps.
17412 (finalize_ref_all_pointers): Update for add_may_alias changes.
17413 (new_type_alias): Ditto.
17414 * tree-flow-inline.h (may_aliases): Return a bitmap.
17415 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17416 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17417 may_aliases being a bitmap.
17418 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17419 may_aliases now returns a bitmap.
17420 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17422 * tree-ssa-operands.c (add_virtual_operand): Update for
17423 may_aliases being a bitmap.
17425 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17427 PR tree-optimization/30630
17428 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17429 variable as changed.
17431 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17434 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17435 expanded only once even if an error occurs.
17437 2007-01-29 Ben Elliston <bje@au.ibm.com>
17439 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17440 (__gcov_average_profiler): Likewise.
17441 (__gcov_ior_profiler): Likewise.
17442 (__gcov_merge_ior): Likewise.
17444 2007-01-28 Jan Hubicka <jh@suse.cz>
17446 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17447 * value-prof.c (stringop_block_profile): Likewise.
17449 2007-01-28 Jan Hubicka <jh@suse.cz>
17451 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17452 Add variant handling histograms; add wrapper.
17453 (clear_storage_via_libcall): Export.
17454 (emit_block_move_hints): Break out from ...; add histograms.
17455 (emit_block_move): ... this one.
17456 (clear_storage_hints): Break out from ...; add histograms.
17457 (clear_storage): ... this one.
17458 (set_storage_via_memset): Handle histogram.
17459 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17460 (clear_storage_hints, clear_storage_via_libcall): Declare.
17461 (set_storage_via_setmem): Update prototype.
17462 * doc/md.texi (movmem, setmem): Document new arguments.
17464 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17465 Add new histograms.
17466 (stringop_block_profile): New global function.
17467 (tree_stringops_values_to_profile): Profile block size and alignment.
17468 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17470 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17471 (stringop_block_profile): Declare.
17472 * builtins.c: Include value-prof.h.
17473 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17474 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17475 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17476 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17477 * profile.c (instrument_values): Add new counters.
17478 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17480 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17481 (tree_init_edge_profiler): Build new profilers.
17482 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17483 (pass_tree_profile): Add dump.
17484 (tree_profile_hooks): Update.
17485 * Makefile.in (LIBGCOV): Add new constants.
17486 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17487 __gcov_ior_profiler): New.
17488 * i386.md (movmem/setmem expanders): Add new optional arguments.
17490 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17492 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17494 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17496 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17497 (tree_unswitch_single_loop): Pass eni_size_weights to
17498 tree_num_loop_insns.
17499 * tree-ssa-loop-manip.c: Include tree-inline.h.
17500 (can_unroll_loop_p): Pass eni_size_weights to
17501 tree_num_loop_insns.
17502 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17503 Pass eni_size_weights to estimate_num_insns.
17504 * tree.h (init_inline_once): Export.
17505 * toplev.c (backend_init): Call init_inline_once.
17506 * cgraphunit.c (cgraph_process_new_functions,
17507 cgraph_analyze_function): Pass eni_inlining_weights to
17508 estimate_num_insns.
17509 * ipa-inline.c (compute_inline_parameters): Ditto.
17510 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17511 to estimate_num_insns.
17512 (try_unroll_loop_completely): Pass eni_size_weights to
17513 tree_num_loop_insns.
17514 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17515 ot estimate_num_insns.
17516 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17517 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17518 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17519 eni_time_weights): New variables.
17520 (init_inline_once): Initialize them.
17521 (struct eni_data): Mew.
17522 (estimate_num_insns_1, estimate_num_insns): Use weights.
17523 * tree-inline.h (struct eni_weights_d): New.
17524 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17525 (estimate_num_insns): Declaration changed.
17526 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17527 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17528 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17530 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17532 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17533 relations in the conflict function is valid.
17535 2007-01-27 Ian Lance Taylor <iant@google.com>
17537 * common.opt: Add fstrict-overflow.
17538 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17539 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17540 (TYPE_OVERFLOW_UNDEFINED): Define.
17541 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17543 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17544 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17545 (fold_negate_expr): Likewise.
17546 (make_range): Likewise.
17547 (extract_muldiv_1): Likewise.
17548 (maybe_canonicalize_comparison): Likewise.
17549 (fold_comparison): Likewise.
17550 (fold_binary): Likewise.
17551 (tree_expr_nonnegative_p): Likewise.
17552 (tree_expr_nonzero_p): Likewise.
17553 * tree-vrp.c (compare_values): Likewise.
17554 (extract_range_from_binary_expr): Likewise.
17555 (extract_range_from_unary_expr): Likewise.
17556 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17558 (nowrap_type_p): Likewise.
17559 * tree-scalar-evolution.c (simple_iv): Likewise.
17560 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17561 (build_range_check): Likewise.
17562 (extract_muldiv_1): Likewise.
17563 (fold_comparison): Likewise.
17564 * tree-vrp.c (vrp_int_const_binop): Likewise.
17565 (extract_range_from_unary_expr): Likewise.
17566 * convert.c (convert_to_integer): Likewise.
17567 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17568 (fold_comparison): Likewise.
17569 (fold_binary): Likewise.
17570 * optabs.c (optab_for_tree_code): Likewise.
17571 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17572 * simplify-rtx.c (simplify_const_relational_operation): Check
17573 flag_strict_overflow and flag_trapv.
17574 (simplify_const_relational_operation): Likewise.
17575 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17576 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17579 2007-01-27 Roger Sayle <roger@eyesopen.com>
17581 * tree.c (tree_fold_gcd): Delete.
17582 * tree.h (tree_fold_gcd): Remove prototype.
17583 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17584 test whether one constant integer is a multiple of another. Instead
17585 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17586 * fold-const.c (multiple_of_p): We've determined both TOP and
17587 BOTTOM are integer constants so we can call int_const_binop directly
17588 instead of the more generic const_binop.
17590 2007-01-27 Roger Sayle <roger@eyesopen.com>
17592 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17593 1*X check that the constant hasn't overflowed, to preserve the
17595 (round_up): Provide an efficient implementation when rouding-up an
17596 INTEGER_CST to a power-of-two.
17598 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17600 * doc/sourcebuild.texi: Add comma for clarity.
17601 * doc/extend.texi: Fix some typos.
17602 * doc/passes.texi: Likewise.
17603 * doc/cppinternals.texi: Likewise.
17604 * doc/c-tree.texi: Likewise.
17605 * doc/tree-ssa.texi: Likewise.
17606 * doc/install.texi: Likewise.
17608 2007-01-27 Jan Hubicka <jh@suse.cz>
17610 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17611 (pass_sra): Do not require alias information.
17612 * passes.c (init_optimization_passes): Add SRA
17614 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17616 * tracer.c (rest_of_handle_tracer): We already cleaned
17617 up the CFG in tracer() so don't do it here again.
17618 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17619 cleanup_cfg here, either. And don't call renumber_insns.
17621 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17622 and BB_HEAD are in the insn stream here. Instead make sure
17623 that BB_INSN is valid on all insns. Also, do check here that
17624 there are no pending branch predictions...
17625 (rtl_verify_flow_info): ...instead of doing it here. Checks
17626 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17629 2007-01-26 Roger Sayle <roger@eyesopen.com>
17631 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17632 function to simplify/factorize operand order canonicalization.
17633 (ix86_fixup_binary_operands): Reorganize using the above function.
17634 (ix86_binary_operator_ok): Likewise.
17636 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17638 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17639 file scope from optimize_attrs.
17640 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17642 (optimize_attrs): Clear insn_code_values after freeing it.
17644 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17646 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17647 a parts.base assignment.
17649 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17651 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17652 (compute_subscript_distance, initialize_data_dependence_relation,
17653 finalize_ddr_dependent, analyze_ziv_subscript,
17654 analyze_siv_subscript_cst_affine,
17655 compute_overlap_steps_for_affine_univar,
17656 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17657 analyze_siv_subscript, analyze_miv_subscript,
17658 analyze_overlapping_iterations, subscript_dependence_tester_1,
17659 compute_self_dependence, free_dependence_relation): Work
17660 with affine_fn instead of chrecs.
17661 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17662 common_affine_function, affine_function_base,
17663 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17664 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17665 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17666 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17667 (all_chrecs_equal_p): Removed.
17668 * tree-data-ref.h (affine_fn, conflict_function): New types.
17669 (struct subscript): Change type of conflicting_iterations_in_a
17670 and conflicting_iterations_in_b.
17672 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17675 * config/pa/pa.h (TARGET_HPUX_11): New.
17676 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17677 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17679 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17680 Richard Guenther <rguenther@suse.de>
17682 * tree-ssa-structalias.c (solve_graph): Handle case
17683 we merged the variable to another.
17685 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17687 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17690 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17691 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17693 2007-01-25 DJ Delorie <dj@redhat.com>
17695 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17696 allow changes to modes which don't fit in those registers.
17698 * reload1.c (choose_reload_regs): Check for invalid subregs before
17699 computing their locations, not after.
17701 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17704 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17705 save Altivec registers in an eh_return function.
17706 (compute_vrsave_mask): Likewise.
17707 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17708 for saving Altivec registers.
17709 (rs6000_emit_prologue): Don't allocate stack twice in
17710 eh_return function. Correct expected value of altivec_save_offset
17711 when using save_world. Describe save of R0 to stack when using
17712 save_world. Describe stack pointer adjustment when using
17713 save_world. Remove duplicated eh_return parameter register saving.
17714 Update sp_offset variable after save_world.
17715 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17717 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17718 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17721 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17723 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17725 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17728 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17729 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17731 2007-01-25 Richard Guenther <rguenther@suse.de>
17733 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17734 * common.opt (-Wcoverage-mismatch): New warning option.
17735 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17736 if -Wcoverage-mismatch is given.
17738 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17740 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17741 (ipcp_driver): Change to static definition.
17742 Add dumping of the ifunctions.
17743 (constant_val_insert): Remove unused parameter. Support for SSA.
17744 (ipcp_propagate_const): Support for SSA.
17745 (ipcp_profile_bb_print): Print only analyzed nodes.
17746 (ipcp_replace_map_create): Remove support for Fortran constant
17748 * ipa-prop.c (ipa_method_modify_stmt,
17749 ipa_callsite_compute_param): Support for SSA.
17750 * ipa-prop.h (ipcp_driver): Remove declaration.
17751 (IS_VALID_TREE_MAP_INDEX): Add define.
17753 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17755 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17757 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17759 PR middle-end/30447
17760 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17761 constant argument to cabs and do it without checking for
17762 -funsafe-math-optimizations.
17764 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17766 * c-common.h (RID_FIRST_CXX0X): New.
17767 (RID_LAST_CXX0X): New.
17768 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17770 * c.opt (Wc++0x-compat): New.
17771 * doc/invoke.texi (-Wc++0x-compat): Document.
17773 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17775 * builtins.c (fold_builtin_carg): New.
17776 (fold_builtin_1): Use it.
17778 2007-01-24 Jan Hubicka <jh@suse.cz>
17780 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17782 * ipa-inline.c (initial_insns, max_insns): Delete.
17783 (compute_max_insns): New function.
17784 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17785 amount of insns as base for code growth.
17786 (cgraph_decide_inlining): Make initial_insns local; do not compute
17788 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17789 * doc/invoke.texi (inline-unit-growth): Update docs.
17791 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17793 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17794 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17795 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17796 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17797 for CPUs that have PTA_CX16 set.
17799 PR middle-end/27416
17800 * gimplify.c (omp_check_private): New function.
17801 (gimplify_scan_omp_clauses): Use it for
17802 firstprivate/lastprivate/reduction.
17804 PR middle-end/30494
17805 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17806 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17808 PR middle-end/30421
17809 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17810 If lower_lastprivate_clauses emits some statements, append them
17811 to dlist rather than body_p and to body_p append an initializer.
17812 (lower_omp_for): Adjust caller.
17814 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17816 * target.h (globalize_decl_name): New.
17817 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17818 * output.h (default_globalize_decl_name): New.
17819 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17821 (globalize_decl): Ditto.
17822 (default_globalize_decl_name): New.
17823 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17824 (ia64_handle_version_id_attribute): New.
17825 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17826 (ia64_asm_output_external): Use globalize_decl_name instead
17827 of globalize_label.
17828 * doc/extend.texi (version_id): New pragma.
17829 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17831 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17833 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17834 _uleb128_t and _Unwind_SWord with _sleb128_t.
17835 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17836 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17838 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17839 * unwind-pe.h (read_uleb128, read_sleb128,
17840 read_encoded_value_with_base): Likewise.
17841 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17843 2007-01-24 Richard Guenther <rguenther@suse.de>
17845 * builtins.c (expand_builtin_cexpi): Get the fndecl
17846 for cexp in the correct way.
17848 2007-01-24 Jan Hubicka <jh@suse.cz>
17850 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17853 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17855 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17856 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17857 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17858 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17859 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17860 __SIZEOF_PTRDIFF_T__.
17861 * doc/cpp.texi: Documentation for the new builtin macros added.
17863 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17865 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17866 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17867 instead of operands[2] to avoid access past the end of array.
17869 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17871 * reload1.c (emit_reload_insns): Pass the reload register
17872 for a non-spill output reload through forget_old_reloads_1.
17874 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17876 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17877 _SOFT_DOUBLE if doubles use software floating-point.
17878 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17879 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17880 * config/rs6000/darwin-ldouble.c: Also compile functions for
17881 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17882 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17883 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17884 commented-out long double override.
17885 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17886 * config/rs6000/eabispe.h: Likewise.
17887 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17888 long double for non-SPE.
17889 (rs6000_handle_option): Likewise.
17890 (invalid_e500_subreg): Disallow more subregs involding DImode,
17891 DFmode, TImode or TFmode.
17892 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17894 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17896 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17897 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17899 (rs6000_legitimate_address): Also check for TFmode for E500
17901 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17902 (spe_build_register_parallel): Handle TFmode and TCmode.
17903 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17905 (function_arg): Handle TFmode and TCmode for E500 double.
17906 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17908 (print_operand): Handle TFmode and TImode for %y.
17909 (rs6000_generate_compare): Handle TFmode comparisons for E500
17911 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17912 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17913 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17914 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17915 TFmode for E500 double.
17916 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17917 (floatsidf2): Enable for E500 double.
17918 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17919 (extenddftf2): Change to extenddftf2_fprs.
17920 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17921 depending on TARGET_E500_DOUBLE.
17922 (extendsftf2): Enable for E500 double.
17923 (trunctfdf2): Enable for E500 double.
17924 (trunctfsf2): Change to trunctfsf2_fprs.
17925 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17926 depending on TARGET_E500_DOUBLE.
17927 (floatsitf2): Enable for E500 double.
17928 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17929 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17930 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17931 (negtf2): Change to negtf2_internal.
17932 (negtf2): New expander.
17933 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17934 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17935 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17936 (movdi_internal32): Use rs6000_nonimmediate_operand.
17937 (unnamed splitter): Likewise.
17938 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17939 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17940 (SPE64TF, DITI): New mode macros.
17941 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17944 (frob_<mode>_di_2): New.
17945 (frob_tf_di_8_2): New.
17946 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17948 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17950 (frob_ti_<mode>_8_2): New.
17951 (frob_ti_tf_2): New.
17952 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17953 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17955 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17956 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17957 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17958 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17959 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17960 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17963 2007-01-23 Ian Lance Taylor <iant@google.com>
17965 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17967 (OBJS-archive): Reformat, alphabetize.
17968 (OBJS): Change out_object_file to OBJS-md.
17970 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17972 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17973 JUMP_P and CALL_P predicates where applicable.
17974 * config/i386/i386.c: Ditto.
17975 * config/i386/i386.md: Ditto.
17976 * config/i386/mmx.md: Ditto.
17977 * config/i386/predicates.md: Ditto.
17979 2007-01-22 Andreas Schwab <schwab@suse.de>
17981 * config/m68k/m68k.h: Fix comment.
17983 2007-01-22 Jan Hubicka <jh@suse.cz>
17985 * passes.c (init_optimization_passes): Do not rerun
17986 pass_early_warn_uninitialized.
17988 2007-01-22 Richard Guenther <rguenther@suse.de>
17990 PR tree-optimization/30038
17991 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17993 (execute_cse_sincos_1): Likewise.
17994 (execute_cse_sincos): Likewise.
17995 (gate_cse_sincos): Likewise.
17996 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17997 the cexpi() canonicalization of sincos().
17998 * tree-pass.h (pass_cse_sincos): Declare.
17999 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18001 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18003 PR rtl-optimization/29329
18004 * combine.c (replaced_rhs_insn): Rename to i2mod.
18005 (replaced_rhs_value): Rename to i2mod_new_rhs.
18006 (i2mod_old_rhs): New global variable.
18007 (combine_instructions): Adjust for above change. Save a copy of
18008 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18009 note are substituted in the second instruction.
18010 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18011 ditch the note if it pertains to the second eliminated register
18012 and this register is mentioned in i2mod_old_rhs.
18015 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18017 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18018 the insn to which the note was originally attached.
18020 2007-01-21 Jan Hubicka <jh@suse.cz>
18022 * ipa-inline.c (inlining_mode): Comment, move up.
18023 (cgraph_decide_inlining_incrementally): Do not perform inlining
18024 itself; fix handling of flattening of self recursive functions.
18025 (cgraph_find_cycles): Remove.
18026 (cgraph_flatten_node): Remove.
18027 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18028 (try_inline): New function.
18029 (cgraph_early_inlining): Update call of
18030 cgraph_decide_inlining_incrementally. Apply inlining here.
18031 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18033 2007-01-21 Dirk Mueller <dmueller@suse.de>
18036 * tree-vrp.c (check_array_bounds): do not warn
18037 about ADDR_EXPR's of ARRAY_REF's which are immediately
18038 used in binary expressions.
18040 2007-01-21 Ira Rosen <irar@il.ibm.com>
18042 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18043 read_write_dep and macros for its access.
18044 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18045 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18046 argument, call vect_check_interleaving for every independent pair of
18047 data-refs. Mark loads that access the same memory location as a store
18049 (vect_check_dependences): Remove.
18050 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18051 call, fix the call to vect_analyze_data_ref_dependence.
18052 (vect_analyze_data_ref_access): For statements that access the same
18053 data-ref, check that they are not stores; for loads, check that there
18054 is no store that access the same location.
18056 2007-01-20 Roger Sayle <roger@eyesopen.com>
18057 Joseph Myers <joseph@codesourcery.com>
18059 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18060 (-fdump-rtl-stack): Likewise.
18061 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18062 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18063 (-mpt-fixed): Use @minus{} for minus sign.
18064 (Using Precompiled Headers): Fix under/overfull hbox.
18066 2007-01-20 Jan Hubicka <jh@suse.cz>
18068 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18069 place within annotation.
18071 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18073 * pa.c (output_move_double): Change array size of xoperands to 4.
18075 2007-01-20 Jan Hubicka <jh@suse.cz>
18077 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18080 2007-01-19 Ian Lance Taylor <iant@google.com>
18082 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18083 constant to unsigned HOST_WIDE_INT before negating.
18085 2007-01-19 Ian Lance Taylor <iant@google.com>
18087 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18089 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18090 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18091 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18092 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18093 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18094 (realloc_vdef, realloc_vuse): Change second parameter to
18096 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18097 fields to unsigned.
18098 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18099 unsigned. Change x and lim locals to unsigned.
18100 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18102 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18103 (copy_virtual_operands): Change i and n locals to unsigned.
18105 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18107 PR middle-end/29335
18108 * builtins.c (fold_builtin_1): Handle builtin fdim.
18110 2007-01-20 Jan Hubicka <jh@suse.cz>
18112 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18113 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18114 init_alias_heapvars.
18115 (init_alias_heapvars): Initialize only when not already initialized.
18116 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18118 2007-01-19 Roger Sayle <roger@eyesopen.com>
18120 * common.opt (fsigned-zeros): New command line option.
18121 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18122 of flag_unsafe_math_optimizations.
18123 * opts.c (set_fast_math_flags): The -ffast-math command line option
18124 implies -fno-signed-zeros.
18125 (fast_math_flags_set_p): Likewise.
18127 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18128 the documentation of -ffast-math appropriately. Wrap long lines.
18130 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18132 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18133 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18135 2007-01-19 Tomas Bily <tbily@suse.cz>
18137 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18139 (tree_init_ic_make_global_vars): New function
18140 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18141 (tree_gen_ic_profiler): New function
18142 (tree_gen_ic_func_profiler): New function
18143 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18144 (tree_profile_hooks): Added hook for indirec/virtual calls
18145 * value-prof.c (tree_find_values_to_profile): New case for
18147 (tree_values_to_profile): Call for determining indirect/virtual
18149 (tree_indirect_call_to_profile): New function
18150 (tree_ic_transform): New function
18151 (tree_ic): New function
18152 (find_func_by_pid): New function
18153 (init_pid_map): New function
18154 (tree_value_profile_transformations): Added check for
18155 indirect/virtual call transformation
18156 * value-prof.h (enum hist_type): New counter type for
18157 indirect/virtual calls
18158 (profile_hooks): Added new hook for profiling indirect/virtual
18160 * profile.c (instrument_values): New case for indirect/virtual
18162 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18163 (GCOV_COUNTER_V_INDIR): New counter type
18164 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18165 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18167 * cgraph.c: Definition of cgraph_max_pid
18168 (cgraph_create_node): Default init of pid attribute
18169 * cgraph.h: Declaration of cgraph_max_pid
18170 (struct cgraph_node): Added pid attribute
18171 * libgcov.c (__gcov_indirect_call_profiler): New function
18172 (__gcov_one_value_profiler_body): New function
18173 (__gcov_one_value_profiler): Body was moved to
18174 __gcov_one_value_profiler_body and calls it
18176 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18178 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18179 * gengtype.c (write_types_data, write_func_for_structure,
18180 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18181 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18182 (walk_type, write_func_for_structure): Generate the mark_hook if
18185 2007-01-19 Jan Hubicka <jh@suse.cz>
18187 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18188 'early' argument take inlining mode argument specifying whether to
18189 inline for size/speeed or all functions; add support for flattening;
18191 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18193 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18196 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18197 the name of the declared identifier.
18199 2007-01-19 Dirk Mueller <dmueller@suse.de>
18201 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18202 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18203 duplicate evaluation.
18205 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18207 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18208 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18209 to XFMode, use acosxf2 and truncate result to requested mode.
18210 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18211 (asin<mode>2): Similarly, with asin expanders.
18212 (*fscalexf4_i387): Rename from *fscalexf4.
18213 (expNcorexf3): New expander.
18214 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18215 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18216 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18217 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18218 patterns for SSE math.
18219 (exp10<mode>2): Similarly, with exp10 expanders.
18220 (exp2<mode>2): Similarly, with exp2 expanders.
18221 (expm1<mode>2): Similarly, with expm1 expanders.
18222 (ldexp<mode>3): Similarly, with ldexp expanders.
18223 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18224 Use gen_truncxf<mode>2_i387_noop to truncate result.
18226 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18228 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18229 for ColdFire targets.
18231 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18232 Richard Sandiford <richard@codesourcery.com>
18234 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18235 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18236 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18237 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18238 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18239 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18241 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18243 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18244 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18245 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18246 (*adddi_dilshr32_cf): New pattern.
18247 (adddi3, subdi3): Remove first alternatives.
18249 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18251 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18252 implemented using move.l, do not use its cc result for floating-point
18255 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18257 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18258 from accepting 's' constraints if flag_pic.
18260 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18262 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18263 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18264 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18265 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18267 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18269 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18270 ColdFire alternatives.
18271 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18272 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18273 architectures that support ff1 instruction.
18275 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18276 Julian Brown <julian@codesourcery.com>
18278 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18279 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18280 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18283 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18285 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18287 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18288 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18289 HOST_WIDE_INT instead of an rtx.
18290 (m68k_rtx_costs): Update call accordingly.
18291 (output_move_const_into_data_reg): Likewise. Fix formatting.
18292 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18294 (output_move_simode_const): Update calls after above changes.
18295 Rework to use automatic variables and predicates like MEM_P.
18296 * config/m68k/m68k.md (pushexthisi_const): Update call to
18299 2007-01-19 Dirk Mueller <dmueller@suse.de>
18301 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18302 in dump_flags test.
18304 2007-01-19 Richard Guenther <rguenther@suse.de>
18306 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18307 via cexp in case sincos is not available.
18309 2007-01-19 Richard Guenther <rguenther@suse.de>
18311 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18312 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18313 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18314 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18315 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18316 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18317 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18318 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18320 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18322 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18324 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18325 (atan2xf3): Directly generate RTL pattern.
18326 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18327 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18328 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18329 disable patterns for SSE math.
18330 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18331 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18332 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18333 disable patterns for SSE math.
18335 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18337 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18339 2007-01-18 Roger Sayle <roger@eyesopen.com>
18341 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18342 VIEW_CONVERT_EXPR to the same type as it's operand.
18344 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18346 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18347 configured for long double 128.
18349 2007-01-18 Mike Stump <mrs@apple.com>
18351 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18354 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18356 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18359 2007-01-18 Jan Hubicka <jh@suse.cz>
18361 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18362 greater than NUM_VOP_FREE_BUCKETS.
18364 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18366 * tree-ssa-structalias.c: Update comments.
18367 (ptabitmap_obstack): Removed.
18368 (pta_obstack): New.
18369 (oldpta_obstack): Ditto.
18370 (stats): Add a few members.
18371 (struct variable_info): Remove node, complex, address_taken, and
18372 indirect_target members. Add oldsolution member.
18373 (new_var_info): Do not initialize removed members.
18374 (constraint_expr_type): Remove INCLUDES.
18375 (constraint_graph): Add size, implicit_preds, rep,
18376 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18377 (FIRST_REF_NODE): New macro.
18378 (LAST_REF_NODE): Ditto.
18379 (FIRST_ADDR_NODE): Ditto.
18380 (find): New function.
18382 (dump_constraint): Do not handle INCLUDES.
18383 (insert_into_complex): Do not insert duplicate constraints.
18384 (condense_varmap_nodes): Renamed and rewritten into ...
18385 (merge_node_constraints): This. Also fix bug in handling of
18386 offseted copy constraints.
18387 (clear_edges_for_node): No longer need to deal with preds at all,
18388 or removing associated preds/succs.
18389 (merge_graph_nodes): Deal with indirect_cycles.
18390 Don't deal with predecessors.
18391 (add_implicit_graph_edge): New function.
18392 (add_pred_graph_edge): Ditto.
18393 (add_graph_edge): Don't deal with predecessors.
18394 (build_constraint_graph): Removed.
18395 (build_pred_graph): New function.
18396 (build_succ_graph): Ditto.
18397 (struct scc_info): Removed in_component. Added roots, dfs, and
18398 node_mapping. Remove visited_index, unification_queue.
18399 (scc_visit): Deal with union-find we do now.
18400 Deal with cycles with REF nodes.
18401 (collapse_nodes): Renamed and rewritten to ...
18402 (unify_nodes): This.
18403 (process_unification_queue): Removed.
18404 (topo_visit): Cleanup
18405 (do_da_constraint): Use find.
18406 (do_sd_constraint): Ditto.
18407 (do_ds_constraint): Ditto.
18408 (do_complex_constraint): Ditto.
18409 (init_scc_info): Update for removed and added members.
18410 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18411 (find_indirect_cycles): This.
18412 (equivalence_class): New variable.
18413 (label_visit): New function.
18414 (perform_variable_substitution): Rewritten.
18415 (free_var_substitution_info): New function.
18416 (find_equivalent_node): Ditto.
18417 (move_complex_constraints): Ditto.
18418 (eliminate_indirect_cycles): Ditto.
18419 (solve_graph): Only propagate changed bits.
18420 Use indirect cycle elimination.
18422 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18423 (tree_id_eq): Renamed to ...
18424 (tree_vi_eq): This. Update for member change
18425 (insert_id_for_tree): Renamed and rewritten to ...
18426 (insert_vi_for_tree): This.
18427 (lookup_id_for_tree): Renamed and rewritten to ...
18428 (lookup_vi_for_tree): This.
18429 (get_id_for_tree): Renamed and rewritten to ...
18430 (get_vi_for_tree): Ditto.
18431 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18432 (process_constraint): Don't handle INCLUDES.
18433 Remove special ADDRESSOF case.
18434 (find_func_aliases): Rewrite to use vi functions instead of id
18436 (create_function_info_for): Ditto.
18437 (create_variable_info_for): Ditto.
18438 (intra_create_variable_infos): Ditto.
18439 (merge_smts_into): Ditto.
18440 (find_what_p_points_to): Ditto.
18441 (init_base_vars): Ditto.
18442 (init_alias_vars): Ditto.
18443 (remove_preds_and_fake_succs): New function.
18444 (dump_sa_points_to_info): Dump new stats.
18445 (dump_solution_for_var): Use find.
18446 (set_used_smts): Fix formatting.
18447 (compute_points_to_sets): Updated for new functions.
18448 (ipa_pta_execute): Ditto.
18450 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18451 Richard Sandiford <richard@codesourcery.com>
18453 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18455 * calls.c (expand_call): If the return value is a PARALLEL,
18456 extract its first member.
18457 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18458 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18459 use FUNCTION_EXTRA_EPILOGUE.
18460 (m68k_function_value): Return a PARALLEL if the return value
18461 is of a pointer type.
18462 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18463 (FUNCTION_EXTRA_EPILOGUE): Remove.
18464 * config/m68k/m68k.md (D0_REG): New constant.
18466 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18468 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18469 output a NOP for empty epilogues.
18471 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18473 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18474 before function. Extend register save check to include all
18475 registers, not just integer ones.
18477 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18479 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18480 (m68k_use_return_insn): ...this.
18481 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18482 * config/m68k/m68k.c (use_return_insn): Rename to...
18483 (m68k_use_return_insn): ...this.
18484 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18485 of USE_RETURN_INSN.
18487 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18489 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18490 nearest even, fix denormal rounding overflow.
18492 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18494 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18495 f%$smove and f%$move.
18496 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18497 (extendsfdf2_cf): Use fdmove instead of f%&move.
18498 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18499 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18503 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18506 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18508 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18509 (coldfire_single_format): Declare.
18510 (coldfire_double_format): Likewise.
18511 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18512 of qnan_msb_set to determine the lower bits of a canonical
18514 (encode_ieee_double): Likewise.
18515 (encode_ieee_quad): Likewise.
18516 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18517 (mips_single_format): Likewise.
18518 (ieee_double_format): Likewise.
18519 (mips_double_format): Likewise.
18520 (ieee_extended_motorola_format): Likewise.
18521 (ieee_extended_intel_96_format): Likewise.
18522 (ieee_extended_intel_128_format): Likewise.
18523 (ieee_extended_intel_96_round_53_format): Likewise.
18524 (ibm_extended_format): Likewise.
18525 (mips_extended_format): Likewise.
18526 (ieee_quad_format): Likewise.
18527 (mips_quad_format): Likewise.
18528 (vax_f_format): Likewise.
18529 (vax_d_format): Likewise.
18530 (vax_g_format): Likewise.
18531 (i370_single_format): Likewise.
18532 (i370_double_format): Likewise.
18533 (decimal_single_format): Likewise.
18534 (decimal_double_format): Likewise.
18535 (decimal_quad_format): Likewise.
18536 (c4x_single_format): Likewise.
18537 (c4x_extended_format): Likewise.
18538 (real_internal_format): Likewise.
18539 (coldfire_single_format): New real_format.
18540 (coldfire_double_format): Likewise.
18541 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18542 canonical_nan_lsbs_set.
18543 (pdp11_d_format): Likewise.
18544 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18545 if TARGET_COLDFIRE_CPU.
18547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18549 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18550 (output_call, m68k_legitimize_call_address): Declare.
18551 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18552 parenthesees. Add support for a 'W' constraint.
18553 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18554 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18555 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18556 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18558 (override_options): Initialize them. Do not set flag_no_function_cse
18559 for TARGET_ID_SHARED_LIBRARY.
18560 (m68k_output_pic_call): Delete.
18561 (m68k_legitimize_call_address): New function.
18562 (print_operand): Remove the %o prefix. Handle the %p prefix.
18563 (output_call): New function.
18564 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18565 target address from the GOT if symbolic jumps are not allowed.
18566 * config/m68k/m68k.md (call, general_operand): Do not set
18567 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18568 Merge separate flag_pic and !flag_pic define_insns into...
18569 (*call, *call_value): ...these new patterns. Match the address
18570 rather than the containing MEM and require it to be a call_operand.
18571 Use output_call to generate the asm template.
18572 * config/m68k/predicates.md (const_call_operand): New predicate.
18573 (call_operand): Likewise.
18575 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18577 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18578 (STACK_GROWS_DOWNWARD): Define to 1.
18579 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18580 comments, emphasizing that these values are only defaults.
18581 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18582 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18586 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18588 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18589 Richard Sandiford <richard@codesourcery.com>
18591 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18592 (FP_REGNO_P): New macros.
18593 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18594 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18595 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18596 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18598 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18600 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18601 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18603 * config/m68k/t-floatlib: New file, extracting common code from...
18604 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18605 * config/m68k/t-uclinux: Here.
18606 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18607 routines on ColdFire targets.
18609 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18611 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18612 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18613 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18614 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18615 explicitly set MOTOROLA to 1.
18616 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18618 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18619 Nathan Sidwell <nathan@codesourcery.com>
18621 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18622 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18623 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18624 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18625 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18626 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18627 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18628 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18629 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18630 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18631 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18632 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18633 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18634 (DBX_REGISTER_NUMBER): Delete.
18635 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18636 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18637 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18639 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18641 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18642 * config/flat.h: New file.
18643 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18644 OBJECT_FORMAT_FLAT.
18645 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18646 indirect references for -msep-data or -mid-shared-library.
18647 Do not use PC-relative code addresses either.
18648 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18650 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18651 for shared libraries and crt1.o for executables. Use crti.o and
18653 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18654 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18655 Do not add -elf2flt or -shared-lib-id options here.
18656 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18657 Pass -shared-lib-id if -mid-shared-library, taking the library
18658 identifier from -mshared-library-id if given, otherwise
18660 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18661 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18662 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18663 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18664 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18665 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18667 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18668 jump sequence for ISA A and ISA A+.
18669 (PICJUMP): Likewise.
18671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18673 * config.gcc (m68k-*-uclinux*): Base the port on the common
18674 and m68k GNU/Linux files rather than on the generic ELF ones.
18675 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18676 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18678 2007-01-18 Julian Brown <julian@codesourcery.com>
18679 Richard Sandiford <richard@codesourcery.com>
18681 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18682 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18683 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18685 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18686 80 unconditionally.
18687 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18689 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18691 * doc/install.texi: Document m68k-uclinuxoldabi.
18692 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18693 * config/m68k/uclinux-oldabi.h: New file, copied from
18694 config/m68k/uclinux.h.
18696 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18698 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18699 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18700 (m32r_compute_frame_size): Use unsigned for regno.
18701 (m32r_reload_lr): Use gen_frame_mem.
18703 (m32r_output_function_epilogue): Don't output the function epilogue
18705 (m32r_expand_epilogue): New.
18706 (direct_return): Return false if the function has the interrupt
18708 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18709 * config/m32r/m32r.md (epilogue): New expander.
18710 (return_lr, return_rte): New insns.
18711 (return): Make it expander.
18712 (return_normal): New expander.
18714 2007-01-18 Josh Conner <jconner@apple.com>
18717 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18718 support for UNLE, UNLT, UNGE, and UNGT.
18720 2007-01-18 Jan Hubicka <jh@suse.cz>
18722 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18723 * tree-tailcall (add_virtual_phis): Likewise.
18724 (optimize_tail_call): Return TODOs.
18725 (execute_tail_calls): Return TODOs.
18726 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18727 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18729 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18730 Cleanup cfg using TODO.
18731 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18732 * passes.c (execute_function_todo): When cleanup did something, remove
18734 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18735 (make_edges): Don't cleanup_cfg.
18737 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18739 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18740 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18741 operate on the top of stack.
18742 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18743 register handling of instructions that output to the second
18745 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18746 (move_for_stack_reg): Special-case check for dead destination
18747 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18749 * config/i386/i386.md (UNSPEC_TAN): New constant.
18750 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18751 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18752 to correctly model move of constant 1.0 to top stack slot.
18753 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18754 (unnamed peephole2 pattern): Remove corresponding peephole2
18755 pattern that optimizes tan insn and loading of constant 1.0.
18756 (tanxf2): Use fptanxf4_i387.
18757 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18758 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18759 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18760 disable patterns for SSE math.
18761 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18762 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18764 2007-01-18 Dirk Mueller <dmueller@suse.de>
18765 Richard Guenther <rguenther@suse.de>
18768 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18769 * common.opt (Warray-bounds): Add new warning option.
18770 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18772 * Makefile.in: make tree-vrp.o depend on toplev.h
18773 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18775 (check_array_refs, check_array_bounds, check_array_ref): New.
18777 2007-01-18 Jan Hubicka <jh@suse.cz>
18779 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18780 (execute_ssa_ccp): Return flags conditionally.
18781 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18783 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18785 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18787 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18788 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18790 * Makefile.c (GTFILES): Add cfglayout.h.
18791 * gengtype.c (open_base_files): Likewise.
18792 * cfglayout.c (cfg_layout_function_footer,
18793 cfg_layout_function_header) Reindent to make gengtype happy.
18794 * cfglayout.h (cfg_layout_function_footer,
18795 cfg_layout_function_header): Add GTY(()) marker.
18797 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18799 2007-01-18 Ben Elliston <bje@au.ibm.com>
18801 * genautomata.c (write_automata): Include xstrerror output in the
18802 error message if writing the DFA description file fails.
18804 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18806 * config/mips/mips-protos.h (mips_output_external): Make it
18808 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18809 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18810 (extern_list): Likewise.
18811 (extern_head): Likewise.
18812 (TARGET_ASM_FILE_END): Likewise.
18813 (mips_file_end): Likewise.
18814 (mips_output_external): Rewritten.
18816 2007-01-18 Ben Elliston <bje@au.ibm.com>
18818 * genpreds.c (write_insn_preds_c): Only write out the function
18819 body for regclass_for_constraint if we have register constraints.
18821 2007-01-17 Tom Tromey <tromey@redhat.com>
18823 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18824 * doc/install.texi (Testing): Use sourceware.org.
18825 (Binaries): Likewise.
18826 (Specific): Likewise.
18827 * doc/contrib.texi (Contributors): Use sourceware.org.
18829 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18831 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18832 (AVR_ENHANCED): Rename to ...
18833 (AVR_HAVE_MUL): ... new.
18834 (avr_enhanced_p): Rename to ...
18835 (avr_have_mul_p): ... new.
18836 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18837 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18838 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18839 (avr_have_mul_p): ... new.
18840 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18841 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18842 'avr_enhanced_p' and 'enhanced'.
18843 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18844 AVR_HAVE_MUL instead of AVR_ENHANCED.
18845 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18846 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18847 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18848 instead of AVR_ENHANCED.
18849 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18850 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18851 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18853 2007-01-17 Ian Lance Taylor <iant@google.com>
18855 * vec.h (VEC_reserve_exact): Define.
18856 (vec_gc_p_reserve_exact): Declare.
18857 (vec_gc_o_reserve_exact): Declare.
18858 (vec_heap_p_reserve_exact): Declare.
18859 (vec_heap_o_reserve_exact): Declare.
18860 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18862 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18863 negative parameter.
18864 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18865 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18866 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18867 * vec.c (calculate_allocation): Add exact parameter. Change all
18869 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18870 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18871 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18872 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18873 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18874 (vec_heap_p_reserve_exact): New function.
18875 (vec_heap_o_reserve_exact): New function.
18877 2007-01-17 Jan Hubicka <jh@suse.cz>
18879 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18881 2007-01-17 Eric Christopher <echristo@apple.com>
18883 * config.gcc: Support core2 processor.
18885 2007-01-16 Jan Hubicka <jh@suse.cz>
18887 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18888 the names, just unlink the chain so we don't crash on dangling
18892 2007-01-16 Jan Hubicka <jh@suse.cz>
18894 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18895 * tree-pass.h: Reorder to make IPA passes appear toegher.
18896 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18898 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18899 parameters, do not call early inliner.
18900 * ipa-inline.c: Update comments. Include tree-flow.h
18901 (cgraph_decide_inlining): Do not compute inlining parameters.
18902 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18903 be called with function context set up.
18904 (pass_ipa_inline): Remove unreachable functions before pass.
18905 (cgraph_early_inlining): Simplify assuming to be called from the
18907 (pass_early_inline): New pass.
18908 (cgraph_gate_ipa_early_inlining): New gate.
18909 (pass_ipa_early_inline): Turn into simple wrapper.
18910 (compute_inline_parameters): New function.
18911 (gate_inline_passes): New gate.
18912 (pass_inline_parameters): New pass.
18913 (apply_inline): Move here from tree-optimize.c
18914 (pass_apply_inline): New pass.
18915 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18917 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18918 doing them by hand.
18919 (tree_function_versioning): Do not allocate dummy struct function.
18920 * tree-inline.h (optimize_inline_calls): Update prototype.
18921 * tree-optimize.c (execute_fixup_cfg): Export.
18922 (pass_fixup_cfg): Remove
18923 (tree_rest_of_compilation): Do not apply inlines.
18924 * tree-flow.h (execute_fixup_cfg): Declare.
18925 * Makefile.in (gt-passes.c): New.
18926 * passes.c: Include gt-passes.h
18927 (init_optimization_passes): New passes.
18928 (nnodes, order): New static vars.
18929 (do_per_function_toporder): New function.
18930 (execute_one_pass): Dump current pass here.
18931 (execute_ipa_pass_list): Don't dump current pass here.
18933 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18935 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18936 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18938 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18940 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18941 (strong_alias): Define.
18942 (__gcc_qmul): Provide non-FMA for soft-float.
18943 (__gcc_qdiv): Same.
18948 (__gcc_qunord): New.
18958 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18959 soft-float functions.
18960 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18961 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18962 about long double soft float.
18964 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18965 Tehila Meyzels <tehila@il.ibm.com>
18967 * tree-vectorizer.h (is_pattern_stmt_p): New.
18968 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18969 formatting (tabs instead of spaces). Cleanup and clarify setting
18970 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18971 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18972 (vectorizable_type_demotion): Check that types are integral.
18973 (vectorizable_type_promotion): Likewise.
18974 (vectorizable_store): Fix typo. Eliminate new-line at end of
18977 2007-01-16 Jan Hubicka <jh@suse.cz>
18979 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18982 2007-01-15 Eric Christopher <echristo@apple.com>
18984 * ifcvt.c: Include vec.h, vecprim.h.
18985 (check_cond_move_block): New argument regs.
18986 Reorganize. Add registers used to regs.
18987 (cond_move_process_if_block): Use regs set above as
18990 2007-01-15 Eric Christopher <echristo@apple.com>
18992 * config/darwin.h: Update copyright.
18993 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18994 (LINK_COMMAND_SPEC): Add -u.
18995 (LINK_SPEC): Fix umbrella for above.
18997 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18999 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19002 2007-01-15 Tom Tromey <tromey@redhat.com>
19004 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19005 * doc/install.texi (Testing): Don't mention jacks.
19006 (Configuration): Document --enable-java-maintainer-mode. Move
19007 --with-java-home to libgcj-specific section. Document
19009 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19011 2007-01-15 Jan Hubicka <jh@suse.cz>
19013 * tree-ssa-dce.c (DCE_TODOs): New.
19014 (propagate_necessity): Return if something changed.
19015 (eliminate_unnecessary_stmts): Likewise.
19016 (perform_tree_ssa_dce): Return TODO flags when needed.
19017 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19019 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19021 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19022 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19023 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19024 patterns using X87MODEF12 mode macro. Extend operand 1
19025 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19026 (log10<mode>2): Ditto.
19027 (log2<mode>2): Ditto.
19028 (log1p<mode>2): Ditto.
19029 (logb<mode>2): Ditto.
19030 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19031 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19032 (*fxtractxf3_i387): Rename from *fxtractxf3.
19033 (fxtract_extend<mode>xf3_i387): New insn pattern.
19034 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19035 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19036 and gen_fyl2xxf3_i387().
19038 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19040 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19041 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19042 get_loop_exit_edges. Changed return type to bool.
19043 * cfgloop.h (fix_loop_placement): Declaration removed.
19045 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19047 * param.h (MIN_VECT_LOOP_BOUND): New.
19048 * params.def (MIN_VECT_LOOP_BOUND): New.
19049 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19050 argument - minimum threshold for number of iterations.
19051 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19052 argument to declaration.
19053 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19054 MIN_VECT_LOOP_BOUND.
19055 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19056 slpeel_tree_peel_loop_to_edge with additional argument.
19057 (vect_do_peeling_for_alignment): Likewise.
19058 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19060 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19063 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19064 operands of size 1.
19066 2007-01-14 Jan Hubicka <jh@suse.cz>
19068 * tree-dfa.c (remove_referenced_var): New function.
19069 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19070 prune referenced vars list too.
19071 * tree-flow.h (remove_referenced_var): Declare.
19073 2007-01-14 Jan Hubicka <jh@suse.cz>
19075 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19077 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19078 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19079 * except.h (verify_eh_throw_table_statements): Kill prototype.
19080 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19081 into call exrepssions.
19082 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19084 * tree-cfg.c: Include pointer-set.h.
19085 (verify_node_sharing): Work on pointer set.
19086 (verify_eh_throw_stmt_node): New.
19087 (verify_stmts): Use pointers sets, verify throw_stmt.
19089 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19091 * ipa-reference.c (analyze_function): Consider also addresses taken
19094 2007-01-12 Roger Sayle <roger@eyesopen.com>
19096 * c-typeck.c (null_pointer_constant_p): Replace use of
19097 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19098 (build_c_cast): Likewise.
19100 2007-01-12 Roger Sayle <roger@eyesopen.com>
19102 * tree.h (force_fit_type_double): Remove unused final argument.
19103 * c-common.c (constant_expression_warning): Replace use of
19104 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19105 (convert_and_check): Likewise.
19106 (shorten_compare): Update call to force_fit_type_double.
19107 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19108 * convert.c (convert_to_pointer): Update call to
19109 force_fit_type_double.
19110 * fold-const.c (force_fit_type_double): Remove overflowed_const
19112 (int_const_binop, fold_convert_const_int_from_int,
19113 fold_convert_const_int_from_real, fold_div_compare,
19114 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19115 fold_abs_const, fold_not_const): Remove the final argument from
19116 calls to force_fit_type_double.
19118 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19120 * configure.ac: Set insn to "nop" for spu-*-* also.
19121 * configure: Regenerate.
19123 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19125 * builtins.def : Add BUILT_IN_FREE.
19127 2007-01-12 Jan Hubicka <jh@suse.cz>
19129 PR tree-optimization/30443
19130 * tree-inline.c (tree_function_versioning): Do not optimize when
19131 cloning for inlining.
19133 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19135 * doc/loop.texi: Document recording of loop exits.
19136 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19137 (update_single_exits_after_duplication,
19138 update_single_exit_for_duplicated_loop,
19139 update_single_exit_for_duplicated_loops): Removed.
19140 (duplicate_loop_to_header_edge): Do not call
19141 update_single_exits_after_duplication and
19142 update_single_exit_for_duplicated_loops.
19143 (loop_version): Do not update single_exit information.
19144 (fix_loop_structure): Use record_loop_exits instead of
19145 mark_single_exit_loops.
19146 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19147 the lists of loop exits.
19148 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19149 split_edge, merge_blocks): Update the lists of loop exits.
19150 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19151 loop_optimizer_init.
19152 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19153 of mark_single_exit_loops.
19154 (loop_optimizer_finalize): Call release_recorded_exits.
19155 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19156 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19157 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19158 update single exit information.
19159 * lambda-code.c (perfect_nestify): Ditto.
19160 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19161 (mark_single_exit_loops): Removed.
19162 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19163 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19164 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19166 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19167 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19168 (verify_loop_structure): Verify consistency of the exit lists.
19169 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19170 (set_single_exit): Removed.
19171 * cfgloop.h (struct loop_exit): New function.
19172 (struct loop): single_exit_ field replaced by exits field.
19173 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19174 LOOPS_HAVE_RECORDED_EXITS.
19175 (struct loops): Added exits hash.
19176 (mark_single_exit_loops, set_single_exit): Declaration removed.
19177 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19179 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19181 * doc/invoke.texi: Avoid use of @headitem.
19183 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19185 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19187 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19189 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19192 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19193 Richard Sandiford <richard@codesourcery.com>
19195 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19196 * config/m68k/m68k.opt: Resort options.
19197 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19199 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19200 Richard Sandiford <richard@codesourcery.com>
19202 * doc/invoke.texi: Document the macros that are defined by
19203 m68k's -mtune and -mhard-float options.
19204 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19205 (m68k_cpp_cpu_family): Likewise.
19206 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19207 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19208 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19209 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19210 (m68k_cpp_cpu_family): Likewise.
19212 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19214 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19215 macros besides mc68000 as tuning macros. Use a switch statement
19216 to set them and mcpu32.
19218 2007-01-12 Julian Brown <julian@codesourcery.com>
19220 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19221 (TARGET_68040_ONLY): Rename to...
19222 (TARGET_68040): ...this.
19223 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19224 * config/m68k/m68k.md: Likewise.
19226 2007-01-12 Julian Brown <julian@codesourcery.com>
19227 Nathan Sidwell <nathan@codesourcery.com>
19228 Richard Sandiford <richard@codesourcery.com>
19230 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19231 the -mcpu= argument associated with the --with-cpu setting.
19232 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19233 if different from the one implied by the -mcpu setting.
19234 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19235 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19236 * doc/invoke.texi: Mention ColdFire in the introduction to the
19237 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19238 -mno-div and -mhard-float options. Make -m68881 a synonym for
19239 -mhard-float. Document the previously-undocumented -m5206e,
19240 -m528x, -m5307 and -m5407 options. Tweak the existing option
19241 documentation for consistency.
19242 * doc/install.texi: Mention new --with-cpu arguments.
19243 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19244 default CPU if neither -mcpu nor -march are specified.
19245 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19246 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19247 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19248 using m68k_tune to decide between families that implement the
19249 same ISA. Use m68k_tune to set __mcfv4e__.
19250 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19251 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19252 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19253 (FL_ISA_C, FL_ISA_MMU): New macros.
19254 (MASK_COLDFIRE): Delete.
19255 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19256 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19257 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19258 (TARGET_HARD_FLOAT): Do not define here.
19259 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19260 (TUNE_68000): New macro.
19261 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19262 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19263 (TUNE_CFV2): Redefine in terms of m68k_tune.
19264 (uarch_type, target_device, fpu_type): New enums.
19265 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19266 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19267 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19268 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19269 (FL_FOR_isa_c): New macros.
19270 (m68k_isa): New enum.
19271 (m68k_target_selection): New structure.
19272 (all_devices, all_isas, all_microarchs): New tables.
19273 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19274 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19275 (MASK_ALL_CPU_BITS): Delete.
19276 (m68k_find_selection): New function.
19277 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19278 Map the legacy target options to a combination of the new ones.
19279 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19280 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19281 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19283 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19284 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19286 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19287 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19288 * config/m68k/m68k-devices.def: New file.
19290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19291 Nathan Sidwell <nathan@codesourcery.com>
19293 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19294 (SUBTARGET_EXTRA_SPECS): New macros.
19295 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19296 use %(asm_cpu_spec) instead.
19297 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19298 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19299 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19300 (EXTRA_SPECS): Rename to...
19301 (SUBTARGET_EXTRA_SPECS): ...this.
19303 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19304 Richard Sandiford <richard@codesourcery.com>
19305 Julian Brown <julian@codesourcery.com>
19307 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19308 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19309 to the configuration's default CPU.
19310 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19311 Remove default masks.
19312 (m680[012]0-*-*): Set the default with_cpu to the first part of
19314 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19315 (m68k*-*-linux): Extend the --with-cpu handling to...
19316 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19317 and m68010. Don't set target_cpu_default2.
19318 * doc/install.texi: Document --with-cpu for m68k.
19319 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19320 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19321 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19322 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19323 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19324 (ASM_SPEC): Remove use of %(asm_cpu_default).
19325 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19326 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19327 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19328 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19329 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19330 (TARGET_DEFAULT): Delete.
19331 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19332 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19333 (CPP_CPU_SPEC): Delete.
19334 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19335 the appropriate string.
19336 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19337 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19338 (ASM_SPEC): Don't use %(asm_default_spec).
19339 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19340 TARGET_DEFAULT and add MASK_68881.
19341 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19345 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19346 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19347 MASK_68010 alongside MASK_68020.
19348 * doc/invoke.texi: Document -m68010.
19349 * config/m68k/m68k.opt (m68010): New.
19350 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19352 (TUNE_68010): New macro.
19353 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19354 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19355 (M68K_CPU_m68332): Add MASK_68010.
19356 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19357 fallback definition.
19358 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19360 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19361 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19362 to all entries that use MASK_68020.
19363 (output_move_simode_const, output_move_himode, output_move_qimode)
19364 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19365 instead of TARGET_68020 to select clr behavior. Remove comment
19366 about there being no TARGET_68010.
19367 * config/m68k/m68k.md: Likewise throughout.
19369 2007-01-12 Julian Brown <julian@codesourcery.com>
19371 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19372 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19373 * config/m68k/m68k.md: Likewise.
19375 2007-01-12 Julian Brown <julian@codesourcery.com>
19377 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19378 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19380 2007-01-12 Julian Brown <julian@codesourcery.com>
19382 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19383 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19384 * config/m68k/m68k.md: Likewise.
19386 2007-01-12 Julian Brown <julian@codesourcery.com>
19387 Richard Sandiford <richard@codesourcery.com>
19389 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19390 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19391 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19393 (TARGET_CPU32): Rename to...
19394 (TUNE_CPU32): ...this.
19395 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19396 (TUNE_CFV2): New macros.
19397 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19398 remove conditions that are implied by TARGET_68020.
19399 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19400 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19401 (m68k_output_function_epilogue): Likewise.
19402 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19403 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19404 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19405 non-68000 timings. Refactor multiplication and division costs.
19406 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19407 TUNE_CPU32 instead of TARGET_CPU32.
19408 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19409 and TUNE_68060 instead of TARGET_68060.
19410 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19411 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19413 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19414 && !TARGET_COLDFIRE" to choose between moveq and clr.
19415 Likewise in the unnamed movsf pattern.
19416 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19417 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19420 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19422 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19423 of tabbing before backslashes.
19425 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19427 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19428 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19429 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19431 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19433 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19434 find_interesting_uses_cond.
19435 (find_interesting_uses_cond): Use extract_cond_operands.
19436 (rewrite_use_compare): Use extract_cond_operands and
19437 force_gimple_operand_bsi. Do not call update_stmt.
19438 (determine_use_iv_cost_condition): Use extract_cond_operands.
19439 Return cheaper of using original bound and changing the exit bound.
19441 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19443 PR tree-optimization/29516
19444 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19445 most_expensive_mult_to_index, addr_to_parts,
19446 create_mem_ref, maybe_fold_tmr): Make the type of
19447 fields of TARGET_MEM_REF sizetype.
19448 (move_fixed_address_to_symbol, move_pointer_to_base):
19450 * tree.def (TARGET_MEM_REF): Add comment on types of
19453 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19455 * c-common.c (vector_types_convertible_p): Treat opaque types as
19456 always convertible if they have the same size, but not otherwise.
19458 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19460 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19461 Remove the b_unconditional field.
19462 (noce_try_sign_mask): Do not look at b_unconditional.
19463 (noce_process_if_block): Do not use merge_if_blocks. Update
19464 the CFG here. Do not set b_unconditional.
19465 (cond_move_process_if_block): Likewise.
19466 (find_cond_trap): Likewise.
19467 (check_cond_move_block): Require simple jump insns at the end
19468 of the basic block.
19470 2007-01-11 Jan Hubicka <jh@suse.cz>
19472 PR tree-optimization/1046
19473 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19474 when alias info is not ready.
19475 (pass_tail_recursion): Do not require aliasing.
19476 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19477 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19478 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19479 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19480 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19481 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19482 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19484 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19485 When aliasing is not build, mark statement as volatile.
19487 2007-01-11 Tom Tromey <tromey@redhat.com>
19489 PR preprocessor/15185, PR preprocessor/20989:
19490 * doc/cppopts.texi <-MT>: Update description of algorithm for
19491 computing default target.
19492 <-M, -MD>: Reword "basename" text.
19494 2007-01-11 Roger Sayle <roger@eyesopen.com>
19496 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19497 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19498 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19499 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19500 fold_builtin_bswap, real_constp, fold_builtin_pow,
19501 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19502 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19503 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19504 * convert.c (convert_to_pointer): Likewise.
19505 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19506 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19507 const_binop, fold_convert_const_int_from_int,
19508 fold_convert_const_int_from_real,
19509 fold_convert_const_real_from_real, sign_bit_p,
19510 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19511 fold_sign_changed_comparison, fold_unary, fold_comparison,
19512 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19513 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19514 * print-tree.c (print_node_brief, print_node): Likewise.
19515 * stor-layout.c (place_field, layout_type): Likewise.
19516 * tree-chrec.c (keep_cast): Likewise.
19517 * tree.c (build_vector, build_real, build_real_from_int_cst,
19518 build_complex): Likewise.
19520 2007-01-11 Roger Sayle <roger@eyesopen.com>
19522 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19523 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19525 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19527 * configure.ac (strict1_warn): Rename to strict_warn.
19528 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19529 cc_set_by_configure, quoted_cc_set_by_configure,
19530 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19531 all_boot_languages, all_stagestuff): Remove.
19532 (target_list): Remove bootstrap targets.
19533 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19534 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19535 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19536 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19537 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19538 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19539 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19540 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19541 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19542 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19543 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19544 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19545 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19546 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19547 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19548 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19549 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19550 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19551 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19552 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19553 (mostlyclean): Adjust.
19554 (clean, distclean): Don't mention bootstrap stuff.
19555 * configure: Regenerate.
19556 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19557 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19558 treelang/config-lang.in (stagestuff): Remove.
19559 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19560 stageprofile, stagefeedback, stagestuff): Remove mention.
19562 2007-01-11 Nick Clifton <nickc@redhat.com>
19564 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19566 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19567 (mcore_arith_K_S_operand): Run the test for the S constraint not
19568 the test for the M constraint.
19569 (mcore_addsub_operand): Do not accept integer values that are
19570 larger than 32 bits.
19571 * config/mcore/mcore.md: Remove unused constraints from split.
19572 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19573 (addsi3): Likewise.
19574 (allocate_stack): Likewise.
19575 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19576 operands to 32 bits.
19577 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19579 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19580 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19581 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19582 mcore_output_bclri, mcore_output_andn, output_inline_const,
19583 mcore_output_move, mcore_output_movedouble): Likewise.
19584 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19585 (output_inline_const): Likewise.
19586 (output_inline_const): Fix format strings used in sprintf
19588 * config/mcore/mcore-protos.h: Update prototypes for changed
19589 functions in mcore.c.
19590 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19591 HOST_WIDE_INT and not int.
19592 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19593 CONST_OK_FOR_N): Likewise.
19594 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19595 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19598 2007-01-10 Jan Hubicka <jh@suse.cz>
19600 * tree-vrp.c (remove_range_assertions): Release defs.
19601 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19602 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19604 2007-01-10 Paul Brook <paul@codesourcery.com>
19606 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19607 * config/arm/arm.md (mulsi3subsi): New insn.
19609 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19611 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19612 (tree_transform_and_unroll_loop): New.
19613 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19616 2007-01-10 Robert Kennedy <jimbob@google.com>
19618 * fold-const.c (fold_comparison): Fold comparisons like (x *
19619 1000 < 0) to (x < 0).
19621 2007-01-10 Ian Lance Taylor <iant@google.com>
19623 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19624 operands have the same priority.
19626 2007-01-10 Tom Tromey <tromey@redhat.com>
19628 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19629 (fold_binary): Likewise.
19630 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19631 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19632 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19633 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19634 * langhooks.h (struct lang_hooks): Removed field
19635 'can_use_bit_fields_p'.
19637 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19639 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19641 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19643 * function.c (get_last_funcdef_no): New function.
19644 * function.h (get_last_funcdef_no): Declare.
19645 * tree-inline.c (initialize_cfun): Add initialization.
19646 (tree_function_versioning): Cleanup.
19648 2007-01-10 Jan Hubicka <jh@suse.cz>
19650 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19653 2007-01-10 Sa Liu <saliu@de.ibm.com>
19654 Ben Elliston <bje@au.ibm.com>
19656 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19657 for SAVE_NONLOCAL and Pmode for any other save level.
19658 * spu-protos.h (spu_restore_stack_block): Declare.
19659 * spu.md (save_stack_block): Remove.
19660 (restore_stack_block): Call spu_restore_stack_block.
19661 * spu.c (spu_restore_stack_block): New function.
19662 (spu_expand_epilogue): Remove old comment.
19664 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19666 PR tree-optimization/30322
19667 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19668 (cand_value_at): Return the value as aff_tree.
19669 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19670 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19671 aff_combination_mult): New functions.
19672 (aff_combination_add): Use aff_combination_add_cst.
19673 (aff_combination_convert): Allow conversions to a wider type.
19674 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19675 * tree-affine.h (aff_combination_mult): Declare.
19677 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19679 * doc/tm.texi: Update documentation to reflect reality of exec
19680 and start file search behaviours. Update copyright year.
19681 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19682 header file directories.
19684 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19686 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19687 (*cosxf2): Rename to cosxf2_i387.
19688 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19689 using X87MODEF12 mode macro. Rename patterns to
19690 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19692 (*cosdf2, *cossf2): Ditto.
19693 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19694 to match extended input operands.
19695 (sincos<mode>3): New expander.
19696 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19697 insn patterns and corresponding splitters.
19699 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19701 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19702 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19704 2007-01-09 Nicolas Pitre <nico@cam.org>
19707 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19709 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19711 * target.h (struct gcc_target): New field library_rtti_comdat.
19712 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19713 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19714 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19715 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19717 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19719 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19721 2007-01-08 Richard Guenther <rguenther@suse.de>
19723 * tree.h (force_fit_type_double): Export.
19724 (force_fit_type): Remove.
19725 * fold-const.c (force_fit_type_double): New function.
19726 (force_fit_type): Remove.
19727 (int_const_binop): Use it.
19728 (fold_convert_const_int_from_int): Likewise.
19729 (fold_convert_const_int_from_real): Likewise.
19730 (fold_div_compare): Likewise.
19731 (fold_sign_changed_comparison): Likewise.
19732 (fold_unary): Likewise.
19733 (fold_negate_const): Likewise.
19734 (fold_abs_const): Likewise.
19735 (fold_not_const): Likewise.
19736 * c-common.c (shorten_compare): Use force_fit_type_double.
19737 * convert.c (convert_to_pointer): Likewise.
19739 2007-01-08 Richard Guenther <rguenther@suse.de>
19741 * tree.h (build_int_cst_wide_type): Export.
19742 * tree.c (build_int_cst_wide_type): New function.
19743 (build_int_cst_wide): Fix comment.
19744 * builtins.c (fold_builtin_object_size): Use build_int_cst
19745 to build -1 or 0 of the correct type. Use fit_double_type
19746 to check for overflow.
19747 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19749 (decode_field_reference): Likewise.
19750 (all_ones_mask_p): Likewise.
19751 (native_interpret_int): Use build_int_cst_wide_type.
19752 (fold_binary): Use build_int_cst_type to build an all-ones
19754 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19756 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19758 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19760 2007-01-09 Ben Elliston <bje@au.ibm.com>
19762 * genautomata.c (STATS_OPTION): New option.
19763 (stats_flag): New flag.
19764 (gen_automata_option): Handle it.
19765 (initiate_automaton_gen): Ditto.
19766 (write_automata): Output statistics only if stats_flag is
19767 set. Likewise, output time statistics only if time_flag is set.
19768 * doc/md.texi (Processor pipeline description): Document new flag.
19770 2007-01-08 Richard Guenther <rguenther@suse.de>
19772 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19773 * tree.c (build_int_cst_type): Likewise.
19774 (size_in_bytes): Don't call force_fit_type on the result.
19775 (int_fits_type_p): Use fit_double_type.
19776 * fold-const.c (fit_double_type): New function.
19777 (force_fit_type): Use it.
19778 * tree.h (fit_double_type): Export.
19780 2007-01-08 Jan Hubicka <jh@suse.cz>
19782 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19783 * ipa.c (function_and_variable_visibility): Fix return type.
19785 2007-01-08 Richard Guenther <rguenther@suse.de>
19787 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19788 of offset to build the index.
19789 * tree-pretty-print.c (dump_generic_node): Don't build negated
19790 const just for printing.
19791 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19792 * builtins.c (fold_builtin_int_roundingfn): Check if result
19793 fits the type by using force_fit_type and comparing the result.
19794 * predict.c (predict_loops): Use compare_tree_int for comparison.
19795 * tree.c (build_int_cst): Fall back to integer_type_node for
19797 (build_int_cst_wide): Assert type is non-null.
19799 2007-01-08 Roberto Costa <roberto.costa@st.com>
19801 * tree-vrp.c (extract_range_from_cond_expr): New.
19802 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19803 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19805 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19806 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19807 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19808 used as expressions.
19809 * tree-object-size.c (cond_expr_object_size): New.
19810 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19812 2007-01-08 Jan Hubicka <jh@suse.cz>
19814 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19815 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19818 2007-01-08 Richard Guenther <rguenther@suse.de>
19820 PR tree-optimization/23603
19821 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19822 (extract_range_from_binary): Fall back to truthvalue instead of
19823 varying for TRUTH_*_EXPR.
19824 (extract_range_from_comparison): Fall back to truthvalue instead of
19826 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19827 if all visited PHI values were constant.
19829 2007-01-08 Jan Hubicka <jh@suse.cz>
19831 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19832 (cgraph_analyze_function): break out from ...
19833 (cgraph_finalize_compilation_unit): ... here.
19834 (cgraph_expand_function): Remove forgoten commented out line.
19835 (cgraph_optimize): Analyze functions.
19837 2007-01-08 Jan Hubicka <jh@suse.cz>
19839 * tree-pas.h (TODO_remove_function): New flag.
19840 (TODO_update*): Renumber.
19841 (pass_ipa_increase_alignment,
19842 pass_ipa_function_and_variable_visibility): New passes.
19843 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19844 (cgraph_function_and_variable_visibility): Move to ipa.c
19845 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19846 cgraph_increase_alignment.
19847 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19848 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19849 calling tree-inline.
19850 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19851 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19852 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19853 (gate_increase_alignment): New function.
19854 (pass_ipa_increase_alignment): New pass.
19855 * ipa.c: Inline tree-pass.h and timevar.h
19856 (function_and_variable_visibility): Move here from cgraphunit.c
19857 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19858 * passes.c (init_optimization_passes): Add the two new passes.
19859 (execute_todo): Handle cgraph_remove_functions.
19861 2007-01-08 Nick Clifton <nickc@redhat.com>
19863 * config/frv/predicates.md (reg_or_0_operand): Accept
19866 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19868 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19869 * config.gcc: Add bfin*-rtems*.
19871 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19873 * c.opt: Add -flax-vector-conversions.
19874 * c-typeck.c (convert_for_assignment): Pass flag to
19875 vector_types_convertible_p to allow emission of note.
19876 (digest_init): Likewise.
19877 * c-opts.c: Handle -flax-vector-conversions.
19878 * c-common.c (flag_lax_vector_conversions): New.
19879 (vector_types_convertible_p): Unless -flax-vector conversions
19880 has been passed, disallow conversions between vectors with
19881 differing numbers of subparts and/or element types. If such
19882 a conversion is disallowed, possibly emit a note on the first
19883 occasion only to inform the user of -flax-vector-conversions.
19884 The new last argument specifies this.
19885 * c-common.h (flag_lax_vector_conversions): New.
19886 (vector_types_convertible_p): Add extra argument.
19887 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19888 char_type_node for V*QI type vectors.
19889 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19890 Update to satisfy new typechecking rules.
19891 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19892 C and C++ variants.
19893 * doc/invoke.texi (C Dialect Options): Document
19894 -flax-vector-conversions.
19896 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19898 PR tree-optimization/29877
19899 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19900 a register variable on the RHS to not be replaceable.
19902 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19903 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19904 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19905 const_simm15, const_pow2, const_npow2): Added.
19906 * config/score/misc.md (insv, extv, extzv, movmemsi,
19907 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19908 * config/score/score.c (score_address_cost, score_select_cc_mode):
19910 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19911 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19912 Update score_print_operand.
19913 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19914 Adjust register allocate order and update some macro define.
19915 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19916 mdx_block_move_straight, mdx_block_move_loop_head,
19917 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19918 mdx_block_move_loop, mdx_block_move): Added.
19919 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19920 mdp_limm): Updated and fix some bug and typo.
19921 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19922 (movsf, movdf, doloop_end): Added.
19924 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19926 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19927 config/arm/thumb2.md: Fix comment typos.
19928 * doc/extend.texi: Fix a typo.
19930 2007-01-07 Eric Christopher <echristo@apple.com>
19932 * configure.ac: Check for __stack_chk_fail for darwin.
19933 * configure: Regenerate.
19935 2007-01-07 Richard Guenther <rguenther@suse.de>
19937 * tree-vrp.c (extract_range_from_assert): CSE calls to
19938 compare_values where possible.
19939 (extract_range_from_unary_expr): Likewise.
19941 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19943 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19944 * config/avr/avr.c (call_insn_operand): Delete function.
19945 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19946 instead of register number. Use predicates.
19947 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19948 call_insn_operand): Add.
19950 2007-01-06 Jan Hubicka <jh@suse.cz>
19952 * tree-pass.h (pass_build_cgraph_edges): Declare.
19953 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19954 (visited_nodes): Remove.
19955 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19956 build_cgrpah_edges; make visited_nodes local.
19957 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19958 (record_references_in_initializer): Move to cgraphbuild.c
19959 (initialize_inline_failed, rebuild_cgraph_edges,
19960 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19961 (verify_cgraph_node): Make visited_nodes local.
19962 (cgraph_analyze_function): Do not call cgraph_create_edges and
19963 initialize_inline_failed.
19964 (cgraph_expand_function): Do not call cgraph_lower_function;
19965 assert that function is already lowered.
19966 * Makefile.in (cgraphbuild.o): New.
19967 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19968 at the end of lowering passes.
19970 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19972 * ifcvt.c (cond_move_convert_if_block): New function, code
19973 factored out from...
19974 (cond_move_process_if_block): ...here. Call the new function
19975 on the THEN and ELSE blocks.
19976 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19977 already takes care of this.
19979 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19982 * tree.h (TREE_OVERFLOW_P): New.
19983 * c-typeck.c (parser_build_unary_op): Warn only if result
19984 overflowed and operands did not.
19985 (parser_build_binary_op): Likewise.
19986 (convert_for_assignment): Remove redundant overflow_warning.
19987 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19989 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19991 * c-typeck.c (store_init_value): Split over two lines to follow
19992 the GNU coding style.
19994 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19996 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19997 __GXX_EXPERIMENTAL_CXX0X__.
19998 * doc/cpp.texi: Same.
20000 2007-01-05 Richard Guenther <rguenther@suse.de>
20002 PR middle-end/27826
20003 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20004 with mismatched types. Instead explicitly build a
20005 conversion NOP_EXPR.
20007 2007-01-05 Ian Lance Taylor <iant@google.com>
20009 * c-common.c (decl_with_nonnull_addr_p): New function.
20010 (c_common_truthvalue_conversion): Call it.
20011 * c-typeck.c (build_binary_op): Likewise.
20012 * c-common.h (decl_with_nonnull_addr_p): Declare.
20014 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20017 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20020 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20022 * doc/install.texi (Final install): Document the fact that
20023 the GNAT runtime should not be stripped.
20025 2007-01-04 Jan Hubicka <jh@suse.cz>
20027 * tree-inline.c (fold_marked_statements): Update operand caches
20028 and EH after folding
20030 2007-01-04 Ian Lance Taylor <iant@google.com>
20032 * c-common.c (check_function_nonnull): Whitespace fix.
20034 2007-01-04 Jan Hubicka <jh@suse.cz>
20036 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20037 comitted older version of patch.
20038 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20039 function, celanup cfg and collect garbage.
20041 2007-01-04 Mike Stump <mrs@apple.com>
20043 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20046 2007-01-04 Eric Christopher <echristo@apple.com>
20048 * libgcc2.c (__bswapsi2): Use SItype.
20049 (__bswapdi2): Use DItype.
20050 * libgcc2.h: Update for above.
20052 2007-01-04 Paul Brook <paul@codesourcery.com>
20054 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20055 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20056 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20057 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20058 umulsi3_highpart): Make conditional on !arm_arch6.
20059 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20060 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20061 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20062 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20063 umulsi3_highpart_v6): New insns.
20065 2007-01-04 Roger Sayle <roger@eyesopen.com>
20067 * fold-const.c (fold_convert): When casting an expression to void,
20068 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20069 have a type. Instead of attempting to build a NOP_EXPR, return
20070 these "special" trees directly.
20072 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20074 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20075 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20076 rs6000_cost->fp not 0 as adjustment for outer NEG.
20078 2007-01-04 Jan Hubicka <jh@suse.cz>
20080 * cgraph.c (cgraph_release_function_body): New function.
20081 (cgraph_remove_node): Use it.
20082 * cgraph.h (cgraph_release_function_body): Declare.
20083 * cgraphunit.c (cgraph_expand_function): Use it.
20084 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20085 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20086 is initialized and while compilation of other function is running.
20087 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20088 statement CFG annotations from here to ...
20089 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20091 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20093 * cfgloop.h (enum li_flags): Make the constants powers of two.
20095 2007-01-04 Jan Hubicka <jh@suse.cz>
20097 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20099 (fold_marked_statements): New function.
20100 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20101 * tree-inline.h (copy_body_data): Add statements_to_fold.
20103 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20105 * config.gcc: Mention libgcc/config.host.
20106 * Makefile.in: Update comments mentioning libgcc.
20107 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20108 (all.cross, start.encap, rest.encap, rest.cross): Update
20109 dependencies for libgcc move.
20110 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20111 (clean-target, clean-target-libgcc): Delete.
20112 (srcdirify, GCC_EXTRA_PARTS): New macros.
20113 (libgcc-support, libgcc.mvars): New rules.
20114 (distclean): Remove mention of mklibgcc.
20115 (install): Don't reference INSTALL_LIBGCC.
20116 (install-common): Don't reference EXTRA_PARTS.
20117 (install-libgcc, install-multilib): Delete rules.
20118 * mklibgcc.in: Delete file.
20119 * doc/configfiles.texi: Don't mention mklibgcc.
20121 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20122 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20123 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20124 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20125 (mklibgcc, ldblspecs): Likewise.
20127 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20128 (posixpre.def): Use $(T).
20129 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20130 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20131 (SHLIB_LINK): Make dummy.
20132 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20134 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20136 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20137 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20138 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20139 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20141 * configure.ac (all_outputs): Remove mklibgcc.
20142 * configure: Regenerated.
20144 2007-01-03 Josh Conner <jconner@apple.com>
20146 PR middle-end/29683
20147 * calls.c (compute_argument_addresses): Set stack and stack_slot
20148 for partial args, too.
20149 (store_one_arg): Use locate.size.constant for the size when
20150 generating a save_area.
20152 2007-01-03 Robert Kennedy <jimbob@google.com>
20154 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20155 whose definitions are deleted due to basic block merging.
20157 2007-01-03 Paul Brook <paul@codesourcery.com>
20160 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20162 (use_return_insn): Return 0 for Thumb interrupt functions.
20163 (print_multi_reg): Add rfe argument for IRQ returns.
20164 (arm_output_epilogue): Pop interrupt return address directly into PC.
20165 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20167 2007-01-03 Paul Brook <paul@codesourcery.com>
20169 Merge from sourcerygxx-4_1.
20170 * config/arm/thumb2.md: New file.
20171 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20173 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20174 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20175 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20176 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20178 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20179 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20181 * config/arm/ieee754-sf.S: Ditto.
20182 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20183 (thumb1_base_register_rtx_p): ... to this.
20184 (thumb_index_register_rtx_p): Rename...
20185 (thumb1_index_register_rtx_p): ... to this.
20186 (thumb_output_function_prologue): Rename...
20187 (thumb1_output_function_prologue): ... to this.
20188 (thumb_legitimate_address_p): Rename...
20189 (thumb1_legitimate_address_p): ... to this.
20190 (thumb_rtx_costs): Rename...
20191 (thumb1_rtx_costs): ... to this.
20192 (thumb_compute_save_reg_mask): Rename...
20193 (thumb1_compute_save_reg_mask): ... to this.
20194 (thumb_final_prescan_insn): Rename...
20195 (thumb1_final_prescan_insn): ... to this.
20196 (thumb_expand_epilogue): Rename...
20197 (thumb1_expand_epilogue): ... to this.
20198 (arm_unwind_emit_stm): Rename...
20199 (arm_unwind_emit_sequence): ... to this.
20200 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20201 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20202 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20203 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20204 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20205 thumb2_output_casesi): New functions.
20206 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20207 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20208 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20209 THUMB2_WORK_REGS): Define.
20210 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20211 arm_condexec_mask, arm_condexec_masklen)): New variables.
20212 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20213 (arm_override_options): Check new CPU capabilities.
20214 Set new architecture flag variables.
20215 (arm_isr_value): Handle v7m interrupt functions.
20216 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20218 (const_ok_for_arm): Handle Thumb-2 constants.
20219 (arm_gen_constant): Ditto. Use movw when available.
20220 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20222 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20223 (thumb_find_work_register, arm_load_pic_register,
20224 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20225 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20226 print_multi_reg, output_mov_long_double_fpa_from_arm,
20227 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20228 output_mov_double_fpa_from_arm, output_move_double,
20229 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20230 output_return_instruction, arm_output_function_prologue,
20231 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20232 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20233 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20234 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20235 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20236 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20238 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20239 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20240 (arm_file_start): Output directive for unified syntax.
20241 (arm_unwind_emit_set): Handle stack alignment instruction.
20242 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20243 Add v6t2, v7, v7a, v7r and v7m.
20244 (RETLDM): Add Thumb-2 code.
20245 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20246 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20247 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20248 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20249 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20250 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20251 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20252 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20253 ADJUST_INSN_LENGTH): Define.
20254 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20255 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20256 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20257 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20258 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20259 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20260 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20261 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20262 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20263 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20264 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20265 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20266 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20267 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20268 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20269 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20270 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20272 * config/arm/arm-tune.md: Regenerate.
20273 * config/arm/arm-protos.h: Update prototypes.
20274 * config/arm/vfp.md: Enable patterns for Thumb-2.
20275 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20276 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20277 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20278 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20279 * config/arm/libunwind.S: Add Thumb-2 code.
20280 * config/arm/constraints.md: Update include Thumb-2.
20281 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20282 * config/arm/ieee754-df.S: Ditto.
20283 * config/arm/bpabi.S: Ditto.
20284 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20285 * config/arm/predicates.md (low_register_operand,
20286 low_reg_or_int_operand, thumb_16bit_operator): New.
20287 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20288 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20289 * config/arm/t-arm-elf: Add armv7 multilib.
20290 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20292 (UNSPEC_STACK_ALIGN, ce_count): New.
20293 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20294 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20296 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20297 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20298 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20299 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20300 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20301 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20303 * doc/extend.texi: Document ARMv7-M interrupt functions.
20304 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20306 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20308 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20309 (struct _Unwind_Context): Rename args_size to flags, remove
20310 signal_frame field, add a new args_size field and version field.
20311 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20312 _Unwind_IsExtendedContext): New inline functions.
20313 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20314 Assume by_value array is only present if _Unwind_IsExtendedContext.
20315 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20316 _Unwind_IsSignalFrame.
20317 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20318 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20319 (uw_init_context_1): Initialize context->flags to
20320 EXTENDED_CONTEXT_BIT.
20321 * config/rs6000/linux-unwind.h (frob_update_context): Use
20322 _Unwind_SetSignalFrame.
20324 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20326 PR middle-end/30353
20327 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20328 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20331 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20333 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20334 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20335 RET, AT_SP): Remove.
20336 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20339 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20340 * cfgbuild.c (find_basic_blocks): Likewise.
20341 * cfgrtl.c (rtl_create_basic_block): Likewise.
20342 * function.c (temp_slots_at_level): Likewise.
20343 * reg-stack.c (stack_regs_mentioned): Likewise.
20344 * regclass.c (allocate_reg_info): Likewise.
20345 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20346 set_bb_for_stmt, move_block_to_fn): Likewise.
20347 * tree-complex.c (tree_lower_complex): Likewise.
20348 * vec.h (VEC_safe_grow_cleared): New.
20350 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20352 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20354 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20355 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20357 * cfgloopmanip.c (scale_loop_frequencies): Export.
20358 (loopify): Scale the frequencies by prescribed coefficients.
20359 (set_zero_probability): New function.
20360 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20361 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20362 and frequencies according to arguments.
20363 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20365 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20366 * modulo-sched.c (sms_schedule): Set probabilities for entering
20367 versioned loop correctly.
20368 * tree-vect-transform.c (vect_transform_loop): Ditto.
20369 * cfgloop.h (loopify, loop_version): Declaration changed.
20370 (scale_loop_frequencies): Declared.
20372 2007-01-02 Jan Hubicka <jh@suse.cz>
20374 * cgraph.c: Include tree-flow.h
20375 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20376 early_local_passes.
20377 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20378 * tree-pass.h (pass_all_early_optimizations): Declare.
20379 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20380 early_local_passes.
20381 (cgraph_analyze_function): Do early_local_passes.
20382 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20383 Do not add referenced vars.
20384 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20386 (gate_all_early_local_passes): New gate.
20387 (pass_early_local_passes): Use new gate.
20388 (execute_early_local_optimizations): New functions.
20389 (gate_all_early_optimizations): New gate.
20390 (pass_all_early_optimizations): New pass.
20391 (execute_free_datastructures): Free SSA only when initialized.
20392 (gate_init_datastructures): Init only when optimizing.
20393 (tree_lowering_passes): Do early local passes when called late.
20394 * tree-profile.c (do_tree_profiling): Don't profile functions added
20396 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20397 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20399 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20400 during early_local_passes.
20401 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20404 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20406 * Makefile.in: Update copyright year.
20408 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20410 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20411 in $(lang_checks) and check-consistency targets.
20413 2007-01-02 Jan Hubicka <jh@suse.cz>
20415 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20416 Do not add referenced vars.
20417 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20419 * passes.c (init_optimization_passes): Put mudflap_2 after
20420 free_datastructures.
20422 2007-01-02 Jan Hubicka <jh@suse.cz>
20424 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20425 Set NOTHROW flag on call statements proved to be nothrow.
20426 Update statement of local calls so new pure/const functions are
20427 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20429 (tree_rest_of_compilation): Register hooks and initialize bitmap
20430 early. Do not set after_inlining flag.
20432 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20434 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20435 HOST_BITS_PER_LONGLONG
20437 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20440 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20441 warning for non-static initializers.
20443 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20445 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20446 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20447 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20448 Always use set_unique_reg_note to add REG_EQUAL notes.
20450 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
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 Ian Lance Taylor <iant@google.com>
20468 * c-common.c (c_common_truthvalue_conversion): When warning about
20469 using an assignment as a truth value, set TREE_NO_WARNING.
20471 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20474 * c.opt (Wold-style-declaration): New.
20475 * doc/invoke.texi (C-only Warning Options): New.
20476 (Wold-style-declaration): Document it.
20477 (Wextra): Enabled by -Wextra.
20478 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20479 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20480 -Wold-style-declaration.
20482 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20484 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20485 * cfgbuild.c (find_basic_blocks): Likewise.
20486 * cfgrtl.c (rtl_create_basic_block): Likewise.
20487 * function.c (temp_slots_at_level): Likewise.
20488 * reg-stack.c (stack_regs_mentioned): Likewise.
20489 * regclass.c (allocate_reg_info): Likewise.
20490 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20491 set_bb_for_stmt, move_block_to_fn): Likewise.
20492 * tree-complex.c (tree_lower_complex): Likewise.
20493 * vec.h (VEC_safe_grow_cleared): New.
20495 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20497 * c-common.c (c_common_nodes_and_builtins): Since variants of
20498 void_type_node get built before it is given a name, we need to
20499 give those variants the name, too.
20500 (complete_array_type): We need to work with the canonical main
20501 type of the array, from which we will build the qualified version.
20502 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20503 * print-tree.c (print_node): Display canonical type information
20505 * stor-layout.c (layout_type): When we don't know the
20506 alignment of a type for which we're building an array, we end up
20507 guessing wrong, so make the type require structural equality.
20508 * tree.c (make_node_stat): When we build a new type, it is its
20509 own canonical type.
20510 (build_type_attribute_qual_variant): When building an attribute
20511 variant, its canonical type is the non-attribute variant. However,
20512 if the attributes are target-dependent and they differ, we need to
20513 use structural equality checks for this type.
20514 (build_qualified_type): A qualified type is not equivalent to its
20515 unqualified variant; set the canonical type appropriately.
20516 (build_distinct_type_copy): When building a distinct type from
20517 another type, the new type is its own canonical type.
20518 (build_variant_type_copy): When building a new type variant, we
20519 assume that it is equivalent to the original type.
20520 (build_pointer_type_for_mode): When building a pointer type, also
20521 build a canonical type pointer.
20522 (build_reference_type_for_mode): When building a reference type,
20523 also build a canonical type reference.
20524 (build_index_type): When we can't hash an index type (e.g.,
20525 because its maximum value is negative), the index type requires
20526 structural equality tests.
20527 (build_array_type): Build the canonical form of an array type.
20528 (build_function_type): Function types require structural equality,
20529 because they contain default arguments, attributes, etc.
20530 (build_method_type_directly): Ditto for method types.
20531 (build_offset_type): Build the canonical offset type.
20532 (build_complex_type): Build the canonical vector type.
20533 (make_vector_type): Build the canonical vector type.
20534 * tree.h (TYPE_CANONICAL): New.
20535 (TYPE_STRUCTURAL_EQUALITY_P): New.
20536 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20537 (struct tree_type): Added "canonical" field.
20538 * params.h (VERIFY_CANONICAL_TYPES): New.
20539 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20540 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20541 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20542 * doc/invoke.texi (verify-canonical-types): Document --param
20543 parameter for verifying canonical types.
20545 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20547 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20548 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20549 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20550 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20552 * config/rs6000/e500.h: New.
20553 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20554 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20556 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20557 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20558 TARGET_E500_DOUBLE): Remove.
20559 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20560 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20561 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20562 * config/rs6000/rs6000.c (rs6000_override_options): Use
20563 CHECK_E500_OPTIONS.
20565 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20567 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20568 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20569 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20570 rs6000_emit_cmove): Don't check TARGET_E500.
20571 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20572 sordered): Don't check TARGET_E500.
20574 2007-01-01 Eric Christopher <echristo@apple.com>
20576 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20577 HARD_REGISTER_NUM_P.
20579 2007-01-01 Roger Sayle <roger@eyesopen.com>
20581 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20582 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20583 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20586 2007-01-01 Mike Stump <mrs@apple.com>
20588 * configure.ac: Remove support for building with Apple's gcc-3.1.
20590 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20592 PR middle-end/30311
20593 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20594 REG is a hard register. Do not modify REG before calling
20596 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20597 multiple of the size of YMODE for certain lowpart cases.
20599 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20601 PR middle-end/30253
20602 * gimplify (voidify_wrapper_expr): Update for
20603 GIMPLE_MODIFY_STMT.
20605 2007-01-01 Andreas Schwab <schwab@suse.de>
20608 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20609 save of BR0 in extra_spill_size instead of spill_size.
20610 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20612 (ia64_expand_epilogue): Restore BR0 from its new location.
20614 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20616 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20617 Use a temporary variable if the left hand side is not a gimple
20620 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20622 * gimplify.c (gimplify_return_expr): Make the temporary variable
20623 for the return expression, a gimple register variable.
20625 2007-01-01 Jan Hubicka <jh@suse.cz>
20627 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20630 2007-01-01 Mike Stump <mrs@apple.com>
20632 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20634 * config/darwin.c (machopic_select_rtx_section): Use
20635 HAVE_GAS_LITERAL16.
20636 (darwin_mergeable_constant_section): Likewise.
20637 * configure: Regenerate.
20638 * config.in: Regenerate.
20640 2007-01-01 Jan Hubicka <jh@suse.cz>
20641 Andrew Pinski <pinskia@gmail.com>
20643 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20644 before starting IPA passes.