1 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6 and the updating of the live and do_not_gen sets.
7 (df_note_bb_compute): Added updating of live and do_not_gen sets
8 for regular defs so that the case of clobber inside conditional
9 call is processed correctly.
11 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
14 operands with compatible type.
16 2007-07-27 Richard Sandiford <richard@codesourcery.com>
18 * expr.h (store_bit_field): Don't return a value.
19 * expmed.c (check_predicate_volatile_ok): New function.
20 (store_bit_field_1): New function, extracted from store_bit_field.
21 Take a fallback_p argument and return true if the operation succeeded.
22 Only use store_fixed_bit_field if fallback_p. Don't recompute
23 mode_for_extraction; use op_mode instead. Try forcing memories
24 into registers if the insv expander fails.
25 (store_bit_field): Use store_bit_field_1 with fallback_p true.
27 (convert_extracted_bit_field): New function, extracted from
29 (extract_bit_field_1): Likewise. Take a fallback_p argument
30 and return NULL if the operation succeeded. Only use
31 extract_fixed_bit_field if fallback_p. Only calculate one
32 extraction mode. Combine code for extv and extzv. Try forcing
33 memories into registers if the ext(z)v expander fails.
34 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
36 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
38 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
40 (df_ref): Likewise. Put regno with other integer fields.
42 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
44 * df.h (df_mw_hardreg): Remove "loc" field.
45 * df-scan.c (df_ref_record): Don't set it. Remove redundant
47 * df-problems.c (df_whole_mw_reg_unused_p): New function,
48 split out from df_set_unused_notes_for_mw. Return false for
49 partial references. Assert that mw_reg is a REG when returning true.
50 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
51 (df_whole_mw_reg_dead_p): New function, split out from
52 df_set_dead_notes_for_mw. Return false for partial references.
53 Assert that mw_reg is a REG when returning true.
54 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
55 Remove redundant bitmap check.
57 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
59 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
60 ($(T)crtend.o): Likwise.
61 ($(T)crtbeginS.o): Likwise.
62 ($(T)crtendS.o): Likwise.
63 ($(T)crtfastmath.o): Likwise.
65 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
67 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
68 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
69 * basic-block.h (struct control_flow_graph): Added x_dom_computed
70 and x_n_bbs_in_dom_tree fields.
72 2007-07-26 Steve Ellcey <sje@cup.hp.com>
74 PR tree-optimization/32087
75 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
76 Do not call scale_bbs_frequencies_int with prob of zero.
78 2007-07-26 Julian Brown <julian@codesourcery.com>
80 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
81 (neon_element_bits): Add prototypes.
82 * config/arm/arm.c (bounds_check, neon_lane_bounds)
83 (neon_const_bounds, neon_element_bits): New functions.
84 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
85 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
86 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
87 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
88 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
89 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
90 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
91 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
92 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
93 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
94 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
95 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
96 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
98 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
100 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
101 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
103 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
104 Julian Brown <julian@codesourcery.com>
106 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
107 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
108 * config/arm/cortex-a8.md: New.
109 * config/arm/cortex-a8-neon.md: New.
110 * config/arm/neon-schedgen.ml: New.
111 * config/arm/neon.md (vqh_mnem): New.
113 (Is_float_mode): New.
114 (Scalar_mul_8_16): New.
116 (V_mode_nunits): New.
117 (All instruction patterns): Annotate with neon_type attribute
119 * config/arm/arm.md: Include cortex-a8.md.
120 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
122 Annotate instruction patterns accordingly.
123 (generic_sched): Do not use generic scheduling for Cortex-A8.
124 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
126 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
128 * fold-const.c (fold_read_from_constant_string): Use
130 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
132 2007-07-26 Nick Clifton <nickc@redhat.com>
134 * tree-ssa-operands.h: Change copyright header to refer to version
135 3 of the GNU General Public License and to point readers at the
136 COPYING3 file and the FSF's license web page.
137 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
138 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
139 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
140 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
141 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
142 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
143 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
144 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
145 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
146 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
147 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
148 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
149 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
150 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
151 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
152 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
153 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
154 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
155 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
156 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
157 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
158 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
159 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
160 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
161 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
162 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
163 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
164 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
165 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
166 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
167 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
168 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
169 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
170 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
171 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
172 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
173 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
174 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
175 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
176 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
177 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
178 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
179 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
180 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
181 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
182 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
183 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
184 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
185 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
186 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
187 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
188 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
189 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
190 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
191 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
192 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
193 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
194 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
195 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
196 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
197 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
198 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
199 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
200 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
201 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
202 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
203 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
204 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
205 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
206 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
207 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
208 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
209 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
210 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
211 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
212 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
213 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
214 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
215 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
216 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
217 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
218 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
219 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
220 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
221 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
222 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
223 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
224 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
225 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
226 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
227 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
228 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
229 vecprim.h, basic-block.h, tree-ssa-structalias.c,
230 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
231 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
232 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
233 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
234 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
235 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
236 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
237 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
238 convert.c, convert.h, langhooks-def.h, reload1.c,
239 tree-ssa-operands.c: Likewise.
241 2007-07-26 Jan Hubicka <jh@suse.cz>
243 * tree-ssa-live.c: Include debug.h and flags.h.
244 (mark_scope_block_unused): New function.
245 (remove_unused_scope_block_p): New function.
246 (remove_unused_locals): Remove unused blocks too.
248 2007-07-25 Ian Lance Taylor <iant@google.com>
250 * combine.c (combine_max_regno): Remove. Remove all uses.
251 (struct reg_stat_struct): Rename from struct reg_stat.
252 (reg_stat_type): Define, and declare VECs.
253 (reg_stat): Change from pointer to VEC. Change all uses.
254 (combine_split_insns): New static function.
255 (try_combine, find_split_point): Call it instead of split_insns.
257 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
259 * cfghooks.c (split_block): Fix the information about loop latch.
261 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
263 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
265 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
267 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
268 Scan the new edge for loop exit info.
270 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
272 * config/darwin.c: Include debug.h.
274 2007-07-25 Steve Ellcey <sje@cup.hp.com>
277 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
279 2007-07-25 Steve Ellcey <sje@cup.hp.com>
281 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
282 (HARD_REGNO_MODE_OK): Ditto.
283 (MODES_TIEABLE_P): Ditto.
284 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
285 (CLASS_MAX_NREGS): Ditto.
286 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
287 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
288 (divdf3_internal_thr): Removed.
289 * config/ia64/div.md: New file.
290 * config/ia64/constraints.md: Add H constraint.
292 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
294 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
295 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
296 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
297 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
298 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
299 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
300 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
301 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
302 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
303 dump_sbitmap_file, debug_sbitmap, popcount_table,
304 sbitmap_popcount): Constify.
305 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
306 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
307 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
308 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
309 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
310 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
311 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
312 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
313 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
314 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
315 sbitmap_popcount, sbitmap_verify_popcount): Constify.
317 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
320 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
321 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
322 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
323 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
324 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
325 bitmap_intersect_p, bitmap_intersect_compl_p,
326 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
327 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
329 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
330 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
331 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
332 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
333 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
334 debug_bitmap, debug_bitmap_file, bitmap_print,
335 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
336 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
338 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
340 * config/darwin.c (darwin_override_options): Additional fix for
341 debug info formats that don't support var tracking.
343 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
345 * cselib.c (entry_and_rtx_equal_p): Constify.
346 * gengtype.c (output_mangled_typename, write_types, write_local):
348 * gengtype.h (const_type_p): New.
349 * see.c (eq_descriptor_extension, hash_descriptor_extension):
351 * tlink.c (scan_linker_output): De-constify.
352 * tree-ssa-loop-im.c (memref_eq): Constify.
353 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
354 (shared_bitmap_hash, shared_bitmap_eq): Constify.
356 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
358 * c-common.c (fname_as_string, c_type_hash): Constify.
359 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
360 * cgraph.c (edge_hash, edge_eq): Likewise.
361 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
362 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
363 reg_attrs_htab_eq): Likewise.
364 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
366 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
367 const_decl_t, const_state_t, const_automata_list_el_t): New.
368 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
369 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
370 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
371 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
372 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
373 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
374 compare_max_occ_cycle_nums, out_state_arcs_num,
375 compare_transition_els_num, units_cmp, state_reservs_cmp):
377 * genmodes.c (cmp_modes): Likewise.
378 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
379 * gimplify.c (compare_case_labels): Likewise.
380 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
381 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
382 * matrix-reorg.c (mtt_info_hash): Likewise.
383 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
384 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
385 (htab_hash_bucket, htab_hash_elem): Constify.
386 * tree-browser.c (TB_parent_eq): Likewise.
387 * tree-scalar-evolution.c (hash_scev_info): Likewise.
388 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
389 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
390 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
392 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
393 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
394 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
395 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
396 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
398 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
399 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
400 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
401 * tree-ssa-threadupdate.c (redirection_data_hash,
402 redirection_data_eq): Likewise.
403 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
404 * tree-ssa.c (var_ann_eq): Likewise.
405 * tree-vrp.c (compare_case_labels): Likewise.
406 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
407 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
408 tree_not_check_failed, tree_class_check_failed,
409 tree_range_check_failed, tree_not_class_check_failed,
410 omp_clause_check_failed, omp_clause_range_check_failed,
411 tree_contains_struct_check_failed, tree_operand_check_failed):
413 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
414 tree_not_check_failed, tree_class_check_failed,
415 tree_range_check_failed, tree_not_class_check_failed,
416 tree_operand_check_failed, omp_clause_operand_check_failed,
417 tree_operand_length): Likewise.
418 * var-tracking.c (const_variable): New.
419 (variable_htab_hash, variable_htab_eq): Constify.
420 * varasm.c (const_desc_hash): Likewise.
422 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * expr.c (handled_component_p): Constify.
425 * fold-const.c (fit_double_type): Likewise.
426 * real.h (real_value_from_int_cst): Likewise.
427 * tree-flow-inline.h (gimple_in_ssa_p,
428 gimple_aliases_computed_p, gimple_addressable_vars,
429 gimple_call_clobbered_vars, gimple_referenced_vars,
430 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
431 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
432 may_aliases, end_readonly_imm_use_p, has_zero_uses,
433 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
434 is_label_stmt, is_global_var, phi_ssa_name_p,
435 factoring_name_p, is_call_clobbered, tree_common_ann,
436 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
437 unmodifiable_var_p, array_ref_contains_indirect_ref,
438 ref_contains_array_ref, lookup_subvars_for_var,
439 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
440 gimple_mem_ref_stats): Likewise.
441 * tree-flow.h (tree_common_ann, var_ann, function_ann,
442 may_aliases, is_exec_stmt, is_label_stmt,
443 ref_contains_array_ref, array_ref_contains_indirect_ref,
444 var_can_have_subvars, overlap_subvar, is_call_clobbered,
445 unmodifiable_var_p): Likewise.
446 * tree-gimple.c (is_gimple_min_invariant): Likewise.
447 * tree-gimple.h (is_gimple_min_invariant): Likewise.
448 * tree.c (type_hash_list, attribute_hash_list, tree_size,
449 cst_and_fits_in_hwi, real_value_from_int_cst,
450 build_real_from_int_cst, integer_zerop, integer_onep,
451 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
452 tree_floor_log2, real_zerop, real_onep, real_twop,
453 real_minus_onep, really_constant_p, purpose_member, chain_member,
454 list_length, fields_length, int_size_in_bytes, bit_position,
455 int_bit_position, byte_position, int_byte_position, expr_align,
456 array_type_nelts, tree_node_structure,
457 type_contains_placeholder_1, iterative_hash_pointer,
458 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
459 tree_map_base_eq, type_hash_list, type_hash_eq,
460 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
461 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
462 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
463 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
464 int_fits_type_p, get_containing_scope, decl_function_context,
465 decl_type_context, omp_clause_operand_check_failed,
466 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
467 * tree.h (omp_clause_operand_check_failed, tree_size,
468 build_real_from_int_cst, array_type_nelts, purpose_member,
469 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
470 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
471 is_attribute_p, check_qualified_type, expr_align,
472 int_size_in_bytes, bit_position, int_bit_position, byte_position,
473 int_byte_position, list_length, fields_length, initializer_zerop,
474 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
475 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
476 tree_node_structure, handled_component_p, get_containing_scope,
477 decl_function_context, decl_type_context, real_zerop,
478 type_num_arguments, fit_double_type, really_constant_p,
479 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
480 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
481 real_twop, real_minus_onep, int_cst_value): Likewise.
483 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * cfglayout.c (insn_scope, insn_line): Constify.
486 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
487 const_double_htab_hash, const_double_htab_eq,
488 mem_attrs_htab_hash): Likewise.
489 * loop-iv.c (biv_eq): Likewise.
490 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
491 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
492 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
494 * rtl-error.c (location_for_asm, diagnostic_for_asm,
495 error_for_asm, warning_for_asm, _fatal_insn,
496 _fatal_insn_not_found): Likewise.
497 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
498 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
499 rtl_check_failed_type2, rtl_check_failed_code1,
500 rtl_check_failed_code2, rtl_check_failed_code_mode,
501 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
502 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
503 rtl_check_failed_type2, rtl_check_failed_code1,
504 rtl_check_failed_code2, rtl_check_failed_code_mode,
505 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
506 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
507 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
508 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
509 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
510 rtx_unstable_p, get_integer_term, get_related_value,
511 offset_within_block_p, reg_mentioned_p, count_occurrences,
512 reg_referenced_p, reg_used_between_p, no_labels_between_p,
513 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
514 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
515 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
516 find_constant_src, find_reg_fusage, find_regno_fusage,
517 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
518 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
519 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
520 computed_jump_p, auto_inc_p, in_expr_list_p,
521 remove_node_from_expr_list, loc_mentioned_in_p,
522 label_is_jump_target_p, reversed_comparison_code_parts,
523 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
524 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
525 print_inline_rtx): Likewise.
526 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
527 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
528 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
529 get_integer_term, get_related_value, offset_within_block_p,
530 count_occurrences, reg_mentioned_p, no_labels_between_p,
531 reg_used_between_p, reg_referenced_p, single_set_2,
532 multiple_sets, set_noop_p, refers_to_regno_p,
533 reg_overlap_mentioned_p, dead_or_set_p,
534 covers_regno_no_parallel_p, covers_regno_p,
535 dead_or_set_regno_p, find_reg_note, find_regno_note,
536 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
537 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
538 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
539 side_effects_p, may_trap_p_1, may_trap_p,
540 may_trap_after_code_motion_p, may_trap_or_fault_p,
541 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
542 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
543 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
544 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
545 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
547 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
548 warning_for_asm): Likewise.
549 * tree.h (print_rtl): Likewise.
550 * varasm.c (get_pool_mode): Likewise.
552 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
554 * c-lex.c (c_lex_with_flags, lex_string): Constify.
555 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
556 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
557 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
558 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
559 * ddg.c (compare_sccs): Likewise.
560 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
561 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
562 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
563 decimal_do_fix_trunc, decimal_real_to_integer,
564 decimal_real_to_integer2, decimal_real_maxval): Likewise.
565 * dse.c (const_group_info_t): New.
566 (invariant_group_base_eq, invariant_group_base_hash): Constify.
567 * dwarf2out.c (const_dw_die_ref): New.
568 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
569 * tree-browser.c (TB_parent_eq): Likewise.
570 * unwind-dw2-fde.c (__register_frame_info_bases,
571 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
572 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
574 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
575 * unwind-dw2.c (uw_frame_state_for): Likewise.
576 * value-prof.c (histogram_hash, histogram_eq): Likewise.
577 * value-prof.h (const_histogram_value): New.
579 2007-07-25 Richard Sandiford <richard@codesourcery.com>
581 * config/mips/mips.c (machine_function): Add
582 initialized_mips16_gp_pseudo_p.
583 (mips16_gp_pseudo_reg): Do not emit the initialization of
584 mips16_gp_pseudo_rtx when being called from the gimple cost-
585 calculation routines; emit it on the first use outside those
588 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
590 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
593 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
594 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
595 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
596 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
597 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
598 Preserve const-ness of parameters through use of __typeof(),
599 also constify and tidy.
601 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
602 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
603 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
604 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
605 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
606 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
607 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
608 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
609 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
611 2007-07-25 Julian Brown <julian@codesourcery.com>
612 Mark Shinwell <shinwell@codesourcery.com>
614 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
615 (alpha_mangle_type): This.
616 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
617 (TARGET_MANGLE_TYPE): Define this instead.
618 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
619 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
620 (arm_init_neon_builtins): Fix comment.
621 (arm_mangle_map_entry): New.
622 (arm_mangle_map): New.
623 (arm_mangle_type): New.
624 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
625 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
626 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
627 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
628 (TARGET_MANGLE_TYPE): Define this instead.
629 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
630 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
631 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
632 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
633 (TARGET_MANGLE_TYPE): Define this instead.
634 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
636 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
637 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
638 (TARGET_MANGLE_TYPE): Define this instead.
639 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
640 (s390_mangle_type): This.
641 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
642 (TARGET_MANGLE_TYPE): Define this instead.
643 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
644 (sparc_mangle_type): This.
645 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
646 (TARGET_MANGLE_TYPE): Define this instead.
647 * cp/mangle.c (write_type): Call mangle_type target hook on all
648 types before mangling. Use original type, not main variant, as
650 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
651 (TARGET_MANGLE_TYPE): This.
652 * target.h (gcc_target): Rename mangle_fundamental_type to
654 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
655 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
657 2007-07-25 Julian Brown <julian@codesourcery.com>
658 Paul Brook <paul@codesourcery.com>
659 Joseph Myers <joseph@codesourcery.com>
660 Mark Shinwell <shinwell@codesourcery.com>
662 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
663 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
664 (with_fpu): Allow --with-fpu=neon.
665 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
666 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
667 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
668 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
669 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
670 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
671 (neon_emit_pair_result_insn, neon_disambiguate_copy)
672 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
673 (output_move_neon): Add prototypes.
674 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
675 (all_fpus): Add FPUTYPE_NEON.
676 (fp_model_for_fpu): Add NEON field.
677 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
678 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
680 (arm_legitimate_address_p): Don't support fancy addressing for NEON
682 (thumb2_legitimate_address_p): Likewise.
683 (neon_valid_immediate): Recognize and prepare constants suitable for
685 (neon_immediate_valid_for_move): New function. Recognize and prepare
686 immediates for NEON move instructions.
687 (neon_immediate_valid_for_logic): New function. Recognize and
688 prepare immediates for NEON logic instructions.
689 (neon_output_logic_immediate): New function. Create asm string
690 suitable for outputting immediate logic instructions.
691 (neon_pairwise_reduce): New function. Implement reduction using
693 (neon_expand_vector_init): New function. Expand a (possibly
694 non-constant) vector initialization.
695 (neon_vector_mem_operand): New function. Memory operands supported
696 for quad-word loads/stores to/from ARM or NEON registers. Don't
697 allow base+offset addressing for core regs.
698 (neon_struct_mem_operand): New function. Valid mems for NEON
700 (coproc_secondary_reload_class): Enable NEON registers to be loaded
701 from neon_vector_mem_operand addresses without a secondary register.
702 (add_minipool_forward_ref): Handle >8-byte minipool entries.
703 (add_minipool_backward_ref): Likewise.
704 (dump_minipool): Likewise.
705 (push_minipool_fix): Likewise.
706 (output_move_quad): New function. Output quad-word moves, loads and
707 stores using ARM registers.
708 (output_move_vfp): Add support for vectors in VFP (NEON) D
710 (output_move_neon): Output a NEON load/store to/from a quadword
712 (arm_print_operand): Implement new codes:
713 - 'c' for unadorned integers (without a # sign).
714 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
716 - 'e', 'f' for the low and high D parts of a NEON Q register.
717 - 'q' outputs a NEON Q register.
718 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
719 - 'T' prints NEON opcode features from a coded bitmask.
720 - 'F' is similar to T, but signed/unsigned codes both print as
722 - 't' is similar to T, but 'u' is printed instead of 'p'.
723 - 'O' prints 'r' if NEON instruction should perform rounding (as
724 specified by bitmask), else prints nothing.
725 - '#' is a punctuation character to stop operand numbers from
726 running together with following digits in the assembler
727 strings for instructions (when using mode attributes).
728 (arm_assemble_integer): Handle extra NEON vector modes. Permute
729 constant vectors in big-endian mode, where necessary.
730 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
731 Handle EI, OI, CI, XI modes.
732 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
733 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
734 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
735 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
736 (neon_builtin_type_bits): Add enumeration, one bit for each vector
738 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
739 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
740 to turn v8qi, etc. into bits defined above.
741 (neon_itype): New enumeration. Classifications of NEON builtins.
742 (neon_builtin_datum): Define struct. Contains information about
743 a single builtin (with multiple modes).
744 (CF): Define helper macro for...
745 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
747 (neon_builtin_data): New array. Define information about builtins
748 for use during initialization/expansion.
749 (arm_init_neon_builtins): New function.
750 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
752 (neon_builtin_compare): New function.
753 (locate_neon_builtin_icode): New function. Find an insn code for a
754 builtin given a function code for that builtin. Also return type of
755 builtin (NEON_BINOP, NEON_UNOP etc.).
756 (builtin_arg): New enumeration. Types of arguments for builtins.
757 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
758 Takes a variable argument list of builtin_arg types, terminated by
760 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
761 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
762 (neon_emit_pair_result_insn): New function. Support returning pairs
763 of vectors via a pointer.
764 (neon_disambiguate_copy): New function. Set up operands for a
765 multi-word copy such that registers do not get clobbered.
766 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
767 ARM_BUILTIN_NEON_BASE.
768 (arm_file_start): Set float-abi attribute for NEON.
769 (arm_vector_mode_supported_p): Enable NEON vector modes.
770 (arm_mangle_map_entry): New.
771 (arm_mangle_map): New.
772 (arm_mangle_vector_type): New.
773 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
775 (TARGET_NEON): New macro. Target supports NEON.
776 (fputype): Add FPUTYPE_NEON.
777 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
778 for vectorization based on command-line arg.
779 (NEON_REGNO_OK_FOR_NREGS): Define.
780 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
781 (VALID_NEON_STRUCT_MODE): Define.
782 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
783 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
784 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
785 (consttable_16): Add pattern for outputting 16-byte minipool
787 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
789 (vec-common.md, neon.md): Include md files.
790 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
791 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
792 (memory_constraint "Ut", "Un", "Us"): Define.
793 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
794 (MMX_char): New mode attribute.
795 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
796 (*add<mode>3_iwmmxt): New insn pattern.
797 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
798 (*sub<mode>3_iwmmxt): New insn pattern.
799 (mulv4hi3): Rename to...
800 (*mulv4hi3_iwmmxt): This.
801 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
802 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
803 (uminv4hi3, uminv2si3): Remove. Replace with...
804 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
805 (*umin<mode>3_iwmmxt): These.
806 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
807 (ashr<mode>3_iwmmxt): This new pattern.
808 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
809 (lshr<mode>3_iwmmxt): This new pattern.
810 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
811 (ashl<mode>3_iwmmxt): This new pattern.
812 * config/arm/neon-docgen.ml: New file. Generate documentation for
814 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
815 * config/arm/arm_neon.h: New (autogenerated).
816 * config/arm/neon-testgen.ml: New file. Generate NEON tests
818 * config/arm/neon.md: New file. Define NEON instructions.
819 * config/arm/neon.ml: New file. Abstract description of NEON
820 instructions, used to generate arm_neon.h header, documentation and
822 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
823 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
825 * doc/extend.texi (ARM Built-in Functions): Rename and remove
827 (ARM NEON Intrinsics): New subsection.
828 * doc/arm-neon-intrinsics.texi: New (autogenerated).
830 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
832 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
835 2007-07-24 Jan Hubicka <jh@suse.cz>
837 * regclass.c (move_table): New type.
838 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
839 (init_move_cost): Break out from ...
840 (init_reg_sets_1): ... here; simplify computation of
841 have_regs-of_mode and contains_reg_of_mode.
842 (record_reg_classes): Unswitch internal loops.
843 (copy_cost): Trigger lazy initialization of move cost
844 (record_address_regs): Likewise.
846 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
848 * config/darwin.c (darwin_override_options): Don't force on
849 flag_var_tracking_uninit when no debug info is requested.
851 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
853 * cfgloop.c (init_loops_structure): New function.
854 (flow_loops_find): Create root of the loop tree unconditionally.
856 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
858 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
860 2007-07-24 Jan Hubicka <jh@suse.cz>
862 * caller-save.c: Include ggc.h, gt-caller-save.h
863 (reg_save_code, reg_restore_code): Rename to ...
864 (cached_reg_save_code, cached_reg_restore_code): ... those.
865 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
866 (reg_save_code, reg_restore_code): New functions.
867 (init_caller_save): Do not intialize
868 reg_save_code/reg_restore_code tables.
869 * Makeifle.in: (gt-caller-save.h): New.
871 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
873 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
874 with the mode of the original operand instead of
877 2007-07-23 Jan Hubicka <jH@suse.cz>
879 * i386.c (ix86_secondary_memory_needed): Break out to...
880 (inline_secondary_memory_needed): ... here.
881 (ix86_memory_move_cost): Break out to ...
882 (inline_memory_move_cost): ... here; add support for IN value of 2 for
883 maximum of input and output; fix handling of Q_REGS on 64bit.
884 (ix86_secondary_memory_needed): Microoptimize.
886 2007-07-23 Sebastian Pop <sebpop@gmail.com>
888 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
889 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
890 stmts_from_loop, known_dependences_p, build_rdg): New.
891 * tree-data-ref.h: Depends on graphds.h.
892 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
893 (build_rdg): Declared.
894 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
896 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
898 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
901 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
902 Jakub Jelinek <jakub@redhat.com>
904 PR middle-end/PR28690
905 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
906 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
907 and MEM_POINTER operands over REG and MEM operands.
908 (swap_commutative_operands_p): Change return value to bool.
909 * rtl.h: Update the corresponding prototype.
910 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
911 instead of gen_rtx_PLUS.
912 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
913 value to bool. Change function arguments to rtx's and update code
915 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
916 calls to match the new declaration.
917 * simplify-rtx.c (simplify_associative_operation): Don't
918 reorder simplify_binary_operation arguments.
920 2007-07-23 Richard Sandiford <richard@codesourcery.com>
922 * config/mips/mips.c (override_options): Use mips_costs to derive
923 the default branch cost.
924 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
926 * config/mips/mips.opt (mbranch-cost=): New option.
927 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
929 2007-07-23 Richard Sandiford <richard@codesourcery.com>
931 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
932 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
933 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
934 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
936 2007-07-23 Richard Sandiford <richard@codesourcery.com>
938 * config/mips/constraints.md (ks): New constraint.
939 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
940 (*add<mode>3_mips16): ...here.
942 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
944 * optabs.h (enum optab_index): Add new OTI_signbit.
945 (signbit_optab): Define corresponding macro.
946 (enum insn_code signbit_optab[]): Remove array.
947 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
948 (expand_copysign_absneg): If back end provides signbit insn, use it
949 instead of bit operations on floating point argument.
950 * builtins.c (enum insn_code signbit_optab[]): Remove array.
951 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
952 availability of signbit insn.
954 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
955 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
956 SSE mode is not active.
957 (isinf<mode>2): Disable for mfpmath=sse,387.
959 2007-07-22 Ben Elliston <bje@au.ibm.com>
961 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
963 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
965 2007-07-20 Richard Guenther <rguenther@suse.de>
967 * tree-cfg.c (verify_expr): COND_EXPRs can have any
968 integral typed condition.
969 * tree-ssa.c (useless_type_conversion_p): Do not preserve
970 booleanness. Only preserve conversions from a non-base
971 type to a base type, not in general between types with
972 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
973 * tree.def (COND_EXPR): Document that the condition
974 can be of any integral type.
976 2007-07-20 Nigel Stephens <nigel@mips.com>
977 Richard Sandiford <richard@codesourcery.com>
979 * config/mips/mips.h (mips_dwarf_regno): Declare.
980 (DBX_REGISTER_NUMBER): Remove redundant brackets.
981 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
982 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
983 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
984 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
985 (REG_CLASS_NAMES): Update accordingly.
986 * config/mips/mips.c (mips_dwarf_regno): New array.
987 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
988 (mips_subword): Remove special handling for accumulator registers.
989 (override_options): Initiailize mips_dwarf_regno. Remove use
991 (mips_swap_registers): New function.
992 (mips_conditional_register_usage): Swap accumulator registers
993 around if TARGET_LITTLE_ENDIAN.
994 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
995 * config/mips/constraints.md (h, l): Use the endianness to choose
996 between MD0_REG and MD1_REG.
997 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
998 alternative-dependent template.
1000 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1002 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1005 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1007 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1008 predecessor fallthru flags.
1010 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1012 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1013 of compare to the same type.
1014 * cfgloopmanip.c (add_loop): Update information about loop exits.
1015 (loop_version): Remove the innermost loop requirement.
1016 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1017 to sizetype for pointers.
1019 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1021 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1022 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1023 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1025 * config/dfp-bit.c: Empty for TFmode conversions.
1027 2007-07-18 Caroline Tice <ctice@apple.com>
1029 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1030 and handle them correctly; check that src is not NULL before
1032 (find_src_set_src): Likewise.
1034 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1036 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1037 (struct alignment_context, init_alignment_context): New.
1038 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1039 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1040 (XCHAL_HAVE_S32C1I): Likewise.
1041 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1042 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1043 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1044 (ATOMIC, HQI): New macros.
1045 (memory_barrier, *memory_barrier): New.
1046 (sync_lock_releasesi): New.
1047 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1048 (sync_lock_test_and_set<mode>): New.
1049 (sync_<atomic><mode>): New.
1050 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1051 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1052 (xtensa_expand_atomic): New.
1054 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1058 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1059 transformation for builtin ISNORMAL.
1060 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1061 * builtins.def (BUILT_IN_ISNORMAL): New.
1062 * doc/extend.texi: Document isnormal.
1064 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1068 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1069 optabs infrastructure. Provide generic implementation for
1071 (expand_builtin): Handle FINITE/ISFINITE.
1072 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1073 (fold_builtin_1): Likewise.
1075 * builtins.def (BUILT_IN_ISFINITE): New.
1077 * doc/extend.texi: Document isfinite.
1079 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1085 generic fallback for isinf.
1086 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1087 calculation code ...
1088 * real.c (get_max_float): ... to here.
1089 * real.h (get_max_float): New.
1091 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1095 * builtin-attrs.def (ATTR_TYPEGENERIC,
1096 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1098 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1099 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1100 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1101 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1103 * c-common.c (handle_type_generic_attribute): New.
1104 (c_common_attribute_table): Add "type generic".
1106 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1108 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1110 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1111 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1114 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1117 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1118 checking that the operand is an expression.
1120 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1121 Danny Smith <dannysmith@users.sourceforge.net>
1124 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1125 file mapping object in local namespace if Windows version later
1128 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1130 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1131 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1132 arm_cannot_force_const_mem.
1133 (arm_cannot_force_const_mem): New function.
1134 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1135 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1136 of arm_tls_referenced_p.
1137 * config/arm/arm.md (movsi): Split out-of-section constants when
1138 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1139 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1141 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1143 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1145 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1147 * config/mips/mips.md (*extendqihi2): Convert the destination
1150 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1152 * config/pa/fptr.c: Update license header.
1153 * config/pa/milli64.S: Likewise.
1155 2007-07-17 Nick Clifton <nickc@redhat.com>
1157 * COPYING_v3: New file. Contains version 3 of the GNU General
1159 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1160 Lesser General Public License.
1161 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1162 the GNU General Public License.
1164 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1166 PR rtl-optimization/32773
1167 * cfglayout.c (force_one_exit_fallthru): New function.
1168 (cfg_layout_finalize): Use it.
1170 2007-07-16 Richard Guenther <rguenther@suse.de>
1171 Uros Bizjak <ubizjak@gmail.com>
1173 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1174 before forcing it to gimple operand.
1176 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1177 David Ung <davidu@mips.com>
1179 * config/mips/mips.h (TUNE_24K): Define.
1180 (TUNE_MACC_CHAINS): Add TUNE_24K.
1181 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1183 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1184 (r74k_int_madd): .. this new reservation.
1185 (define_bypass): Fixed bypasses for r74k_int_madd to use
1187 * config/mips/24k.md (define_bypass): Define new
1188 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1190 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1191 Nigel Stephens <nigel@mips.com>
1193 * config/mips/mips.md: Include 20kc.md.
1194 * config/mips/20kc.md: New file.
1195 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1196 (mips_adjust_cost): Tweak for 20Kc.
1197 (mips_issue_rate): Likewise.
1198 * config/mips/mips.h (TUNE_20KC): Define.
1200 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1202 * config/rs6000/rs6000.c (struct processor_cost): Add
1203 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1205 (*_cost): Add cache information.
1206 (rs6000_override_options): Set cache parameters.
1208 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1211 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1212 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1214 2007-07-16 Paul Brook <paul@codesourcery.com>
1217 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1218 (cirrus_thumb2_movsi_insn): Ditto.
1220 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1222 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1225 2007-07-15 Andrew Haley <aph@redhat.com>
1227 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1228 before looking in the context.
1230 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1234 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1235 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1236 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1237 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1238 to generate .CALLINFO statement.
1239 (hppa_expand_prologue): Set rp_saved.
1240 (hppa_expand_epilogue): Use rp_saved.
1241 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1242 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1244 2007-07-14 Dirk Mueller <dmueller@suse.de>
1246 * omega.c (coalesce): Fix memory leak on early exit.
1247 * matrix-reorg.c (check_allocation_function): Likewise.
1248 * tree-vect-transform.c (vect_get_new_vect_var): free result
1250 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1251 pass pointer to edge vector
1252 (partition_hot_cold_basic_blocks): Fix memory leak.
1253 * collect2.c (prefix_from_string): Free temporary storage.
1254 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1256 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1258 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1259 (DO_GLOBAL_DTORS_BODY): Likewise.
1261 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1262 Nigel Stephens <nigel@mips.com>
1264 * config/mips/mips.c (mips_classify_symbol): Don't return
1265 SYMBOL_SMALL_DATA for constant pool addresses if
1266 TARGET_EMBEDDED_DATA is true.
1268 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1271 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1272 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1273 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1274 __builtin_ia32_storehps, __builtin_ia32_storelps,
1275 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1276 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1277 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1278 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1279 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1280 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1281 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1282 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1283 using def_builtin_const.
1285 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1287 PR tree-optimization/32705
1288 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1289 (simplify_binary_expression): Use SSA_VAL consistently.
1291 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1293 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1294 (SPEFSCR_REGNO): Delete definition.
1295 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1296 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1297 * config/rs6000/rs6000.h: Do not define *_REGNO.
1298 LINK_REGISTER_REGNUM -> LR_REGNO.
1299 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1300 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1301 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1302 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1303 R_VRSAVE, R_VSCR. Use them.
1304 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1305 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1306 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1307 * config/rs6000/aix.h: Define R_LR. Use it.
1309 2007-07-13 Caroline Tice <ctice@apple.com>
1311 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1312 flag_var_tracking is explicitly turned off (i.e. when variable
1313 tracking is not feasible); otherwise, turn flag_var_tracking on when
1314 flag_var_tracking_uninit is on.
1315 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1316 note definitions, to allow recording of initialization status in the
1318 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1319 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1320 determine if two note locations are equal.
1321 (output_loc_list): Don't output list entries whose start & end labels
1323 (reg_loc_descriptor): Add parameter for initialization status; pass it
1324 to other loc descriptor functions.
1325 (one_reg_loc_descriptor): Add parameter for initialization status;
1326 check its value and add DW_OP_GNU_uninit to returned loc descr if
1328 (multiple_reg_loc_descriptor): Add parameter for initialization
1330 pass init status argument to other loc descriptor functions; check
1331 value of intialization parameter and add DW_OP_GNU_uninit to returned
1332 loc descr if appropriate.
1333 (based_loc_descr): Add parameter for initialization status; add new
1334 variable for return value; check value of initialization parameter and
1335 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1336 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1337 pass init status argument to other loc descriptor functions; check
1338 value of intialization parameter and add DW_OP_GNU_uninit to returned
1339 loc descr if appropriate.
1340 (mem_loc_descriptor): Likewise.
1341 (concat_loc_descriptor): Likewise.
1342 (concatn_loc_descriptor): Likewise.
1343 (loc_descriptor): Add parameter for initialization status; pass it as
1344 argument to other loc descriptor function calls.
1345 (loc_descriptor_from_tree_1): Add appropriate initialization status
1346 to loc descriptor function calls.
1347 (add_location_or_const_value_attribute): Get initialization status
1348 from VAR_LOCATION note; add initialization status to loc descriptor
1350 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1351 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1352 status is uninitialized, add "[uninint]" to output.
1353 * common.opt (fvar-tracking-uninit): New option, similar to
1354 fvar-tracking, to turn on tracking of uninitialized variables; creates
1355 a new global flag, flag_var_tracking_uninit.
1356 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1357 (enum var_init_status): New type, for var initialization status field.
1358 * var-tracking.c (struct location_chain_def): Two new fields, init,
1359 for initialization status, and set_src for the assignment value expr.
1360 (unshare_variable): New parameter for initialization status;
1361 initialize new init and set_src fields.
1362 (var_reg_set): New parameters for initialization status and value;
1363 pass them to set_variable_part.
1364 (var_mem_set): Likewise.
1365 (get_init_value): New function.
1366 (var_reg_delete_and_set): New initialization status & value
1367 parameters; add call to get_init_value if status is unknown; pass new
1368 parameters to clobber_variable_part and var_reg_set.
1369 (var_mem_delete_and_set): Likewise.
1370 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1371 (var_mem_delete): Likewise.
1372 (variable_union): Pass status to unshare_variable; initialize new init
1373 and set_src fields. If flag_var_tracking_uninit is not set, force
1374 status to initialized.
1375 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1376 used later to get the set_src value.
1377 (find_src_status): New function.
1378 (find_src_set_src): New function.
1379 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1380 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1381 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1382 and var_mem_delete_and_set.
1383 (dump_variable): Print out "[uninit]" if appropriate.
1384 (set_variable_part): Add new initialization and set_src parameters;
1385 pass status to unshare_variable; set node->init and node- >set_src
1386 fields and modify slot in hash table appropriately; save the init and
1387 set_src values if appropriate and assign to the new node.
1388 (clobber_variable_part): New set_src parameter; if two nodes have
1389 same variable and same location but different set_src (assignment)
1390 values, clobber old node.
1391 (delete_variable_part): Pass init status to unshare_variable.
1392 (emit_note_insn_var_location): Add initialized var; assign var's init
1393 status to new 'initialized'; pass new init status field to calls to
1394 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1395 status to initialized.
1396 (emit_notes_in_bb): Pass initialization status to calls to
1397 var_reg_set, var_mem_set, var_reg_delete_and_set and
1398 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1399 var_reg_delete_and_set and var_mem_delete_and_set; call
1400 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1401 make up for change in add_stores.
1402 (vt_add_function_parameters): Add status to calls to
1404 * config/darwin.c (darwin_override_options): Turn on uninitialized
1405 tracking automatically, if var_tracking is on and the system is
1408 2007-07-13 Sa Liu <saliu@de.ibm.com>
1410 * config.gcc: Add options for arch and tune on SPU.
1411 * config/spu/predicates.md: Add constant operands 0 and 1.
1412 * config/spu/spu-builtins.def: Add builtins for double precision
1413 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1414 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1416 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1418 * config/spu/spu-protos.h: Add new function prototypes.
1419 * config/spu/spu.c (spu_override_options): Check options -march and
1421 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1422 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1424 (spu_const_from_int): New. Create a vector constant from 4 ints.
1425 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1426 (spu_emit_vector_compare): New. Emit vector compare.
1427 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1428 * config/spu/spu.h: Add options -march and -mtune. Define processor
1429 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1430 CANONICALIZE_COMPARISON.
1431 * config/spu/spu.md: Add new insns for double precision compare
1432 and double precision vector compare. Add vcond and smax/smin patterns
1433 to enable DFmode vector conditional expression.
1434 * config/spu/spu.opt: Add options -march and -mtune.
1435 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1436 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1437 both CELL and CELLEDP targets: spu_testsv.
1438 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1441 2007-07-13 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/32721
1444 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1445 TREE_THIS_VOLATILE on the folded reference.
1446 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1447 if the array reference has TREE_THIS_VOLATILE set.
1449 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1452 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1454 2007-07-13 Andreas Schwab <schwab@suse.de>
1456 * gengtype-lex.l: Allow declarations to be indented.
1458 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1460 * ginclude/tgmath.h: New.
1461 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1462 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1463 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1464 * configure: Regenerate.
1466 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1468 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1469 correct index when setting register save state for xd
1472 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1474 * config/sh/sh.c (mark_use): Remove.
1476 2007-07-12 Paul Brook <paul@codesourcery.com>
1478 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1479 reg does not overlap return value.
1481 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1483 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1484 (set_expression_vuses): Ditto.
1485 (init_pre): Initialize expression_vuses.
1487 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1489 * config/i386/sse.md (storentdf, storentsf): New.
1491 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1493 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1495 * tree.c (build_decl_stat): Move code from here...
1496 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1497 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1498 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1499 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1500 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1503 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1504 Devang Patel <dpatel@apple.com>
1506 PR tree-optimization/25413
1507 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1508 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1509 * tree.h (contains_packed_reference): New.
1510 * expr.c (contains_packed_reference): New.
1511 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1512 (vect_enhance_data_refs_alignment): Call
1513 vector_alignment_reachable_p.
1514 * target.h (vector_alignment_reachable): New builtin.
1515 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1516 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1517 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1519 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1521 * target.h (builtin_vectorization_cost): Add new target builtin.
1522 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1523 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1524 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1525 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1526 uninitialized variables.
1527 * tree-vect-transform.c (cost_for_stmt): New function.
1528 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1529 using cost 1 for all scalar stmts. Be less conservative when
1530 estimating the number of prologue/epulogue iterations. Call
1531 targetm.vectorize.builtin_vectorization_cost. Return
1532 min_profitable_iters-1.
1533 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1534 initialization cost instead of TARG_VEC_STMT_COST. Use
1535 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1536 epilogue code. Fix epilogue cost computation.
1537 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1538 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1539 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1540 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1541 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1542 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1544 2007-07-12 Richard Guenther <rguenther@suse.de>
1546 * gimplify.c (gimplify_conversion): Make sure that the result
1547 from maybe_fold_offset_to_reference is trivially convertible
1548 to the desired type before doing the simplification.
1549 (gimplify_expr): Likewise.
1550 * fold-const.c (fold_binary): Use the correct types for
1551 building the simplified expression.
1553 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1555 PR rtl-optimization/32729
1556 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1557 that fallthru to exit.
1559 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1561 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1562 (symDTPOFF2reg): Likewise.
1564 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1566 PR tree-optimization/32663
1568 * tree.h (VALUE_HANDLE_VUSES): Remove.
1569 (struct tree_value_handle): Remove vuses.
1571 * tree-vn.c (create_value_handle_for_expr): Don't set
1574 * tree-ssa-pre.c (expression_vuses): New.
1575 (alloc_expression_id): Set up expression_vuses.
1576 (get_expression_vuses): New.
1577 (set_expression_vuses): Ditto.
1578 (clear_expression_ids): Modify for expression_vuses.
1579 (phi_translate_1): Ditto.
1580 (phi_translate_set): Ditto.
1581 (value_dies_in_block_x): Ditto
1582 (valid_in_sets): Ditto.
1583 (add_to_sets): Ditto.
1584 (find_existing_value_expr): Ditto.
1585 (create_value_handle_for_expr): Ditto.
1586 (make_values_for_stmt): Ditto.
1587 (vuse_equiv): Remove.
1589 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1591 * Makefile.in (mostlyclean): Remove object files.
1593 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1595 * toplev.c (no_new_pseudos): Deleted.
1596 * rtl.h (no_new_pseudos): Deleted.
1597 * tree-pass.h (pass_no_new_pseudos): Deleted.
1598 * passes.c (pass_no_new_pseudos): Deleted.
1599 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1600 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1601 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1603 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1604 * rtlhooks.c (gen_lowpart_general): Ditto.
1605 * optabs.c (prepare_operand): Ditto.
1606 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1608 * modulo-sched.c (rest_of_handle_sms): Ditto.
1609 * see.c (rest_of_handle_see): Ditto.
1610 * ifcvt.c (if_convert): Ditto.
1611 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1613 * init-regs.c (gate_initialize_regs): Deleted set of
1615 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1616 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1617 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1619 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1623 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1624 (*vec_extractv2di_1_rex64): New insn pattern.
1626 2007-07-11 David Daney <ddaney@avtrex.com>
1628 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1629 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1630 for SIGNAL_UNWIND_RETURN_COLUMN.
1631 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1632 (DWARF_FRAME_REGNUM): Rewrite.
1633 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1635 2007-07-11 Nick Clifton <nickc@redhat.com>
1637 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1638 delta and use gen_int_mode in place of GET_INT instead.
1640 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1642 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1645 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1647 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1648 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1650 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1651 (USE_CANONICAL_TYPES): New.
1652 * doc/invoke.texi (verify-canonical-types): Remove.
1653 (use-canonical-types): Add.
1655 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1657 * config/spu/spu.c (spu_optimization_options): Remove setting of
1658 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1659 (spu_override_options): Move it here.
1661 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1663 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1664 * config/mips/mips.c (mips_cpu_info_table): Mention
1665 MIPS_ISA_LEVEL_SPEC in the comment.
1667 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1669 PR tree-optimization/32713
1670 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1672 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1675 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1676 conditional to flag_isoc99.
1677 (c_common_init_options): Do it here, unconditionally.
1679 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1681 PR tree-optimization/32589
1682 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1683 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1684 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1685 predicate, extracted from...
1686 (set_rhs): ...here. Call it for the expression on entry.
1687 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1688 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1689 (simplify_binary_expression): Use valid_gimple_expression_p
1690 to validate the simplification.
1691 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1693 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1695 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1696 DWARF2_DEBUG on 32 bit target too.
1697 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1699 2007-07-11 Nick Clifton <nickc@redhat.com>
1701 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1702 version for 64-bit hosts.
1704 2007-07-10 David Daney <ddaney@avtrex.com>
1706 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1708 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1710 * config/mips/mips.c (mips_expand_synci_loop): New function.
1711 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1712 (UNSPEC_RDHWR): Same.
1713 (UNSPEC_SYNCI): Same.
1714 (UNSPEC_SYNC): Same.
1715 (clear_cache): New expand.
1719 (clear_hazard): Same.
1720 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1722 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1723 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1725 2007-07-10 Ian Lance Taylor <iant@google.com>
1727 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1730 2007-07-10 David Daney <ddaney@avtrex.com>
1732 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1733 * builtins.c (expand_builtin___clear_cache): New function.
1734 (expand_builtin): Call expand_builtin___clear_cache for
1735 BUILT_IN_CLEAR_CACHE case.
1736 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1737 * doc/md.texi (clear_cache): Document new instruction pattern.
1738 * testsuite/gcc.dg/builtins-64.c: New test.
1740 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1742 * config/cris/cris.md ("movsi"): Fix typo in last change.
1744 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1747 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1749 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1750 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1751 for FUNCTION_DECLs. Don't use align_functions_log if
1753 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1754 even for FUNCTION_DECLs.
1755 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1757 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1758 (DECL_FUNCTION_CODE): Update for new location and name of
1760 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1761 (struct tree_decl_common): Move 'align' and 'off_align' out
1762 of union, ensure they're still on a 32-bit boundary. Remove
1763 other fields in union 'u1'.
1764 (struct tree_function_decl): Add field 'function_code' replacing
1765 'u1.f' in tree_decl_common.
1766 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1767 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1768 (Variable Attributes): Cross-reference 'aligned' attribute
1769 to Function Attributes.
1770 * flags.h (force_align_functions_log): Delete.
1771 * toplev.c (force_align_functions_log): Delete.
1773 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1777 (*vec_concatv2di_rex): New insn pattern.
1779 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1782 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1784 2007-07-10 Ian Lance Taylor <iant@google.com>
1786 Replace no_new_pseudos in backends.
1787 * rtl.h (can_create_pseudo_p): Define.
1788 * config/darwin.c (machopic_indirect_data_reference): Use
1789 can_create_pseudo_p () instead of no_new_pseudos.
1790 (machopic_indirect_data_reference): Likewise.
1791 (machopic_legitimize_pic_address): Likewise.
1792 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1793 (alpha_emit_set_const_1): Likewise.
1794 (alpha_emit_set_const): Likewise.
1795 (alpha_emit_conditional_move): Likewise.
1796 (alpha_split_conditional_move): Likewise.
1797 * config/alpha/alpha.md (various splitters): Likewise.
1799 * config/arm/arm.c (legitimize_pic_address): Likewise.
1800 (arm_load_pic_register): Likewise.
1801 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1802 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1803 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1804 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1805 * config/cris/cris.md (movsi): Likewise.
1806 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1807 (symGOTOFF2reg_hilo): Likewise.
1808 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1809 * config/h8300/h8300.md (insv, extzv): Likewise.
1810 * config/i386/i386.c (ix86_expand_move): Likewise.
1811 (ix86_expand_vector_move): Likewise.
1812 (ix86_prepare_fp_compare_args): Likewise.
1813 (ix86_expand_carry_flag_compare): Likewise.
1814 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1815 (tls_dynamic_gnu2_combine_32): Likewise.
1816 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1817 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1818 (ia64_expand_movxf_movrf): Likewise.
1819 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1820 (m32c_split_move): Likewise.
1821 (m32c_expand_insv): Likewise.
1822 * config/m68k/m68k.md (movsi): Likewise.
1823 * config/mips/mips.c (mips_force_temporary): Likewise.
1824 (mips_split_symbol): Likewise.
1825 (mips_move_integer): Likewise.
1826 (mips_legitimize_const_move): Likewise.
1827 * config/mn10300/mn10300.md (movsi): Likewise.
1828 * config/pa/pa.c (emit_move_sequence): Likewise.
1829 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1830 (rs6000_got_register): Likewise.
1831 (create_TOC_reference): Likewise.
1832 (rs6000_machopic_legitimize_pic_address): Likewise.
1833 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1834 (various splitters): Likewise.
1835 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1836 (movsi_got): Likewise.
1837 * config/s390/s390.c (emit_symbolic_move): Likewise.
1838 * config/s390/s390.md (movhi, movqi): Likewise.
1839 (load_multiple, store_multiple): Likewise.
1840 * config/score/score.c (score_force_temporary): Likewise.
1841 * config/sh/sh.c (prepare_move_operands): Likewise.
1842 (prepare_cbranch_operands): Likewise.
1843 (emit_fpu_switch): Likewise.
1844 (fpscr_set_from_mem): Likewise.
1845 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1846 (adddi3, subsi3): Likewise.
1847 (various splitters): Likewise.
1848 (divsi_inv_fp_combine): Likewise.
1849 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1850 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1852 * config/sh/predicates.md (xor_operand): Likewise.
1853 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1854 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1855 (movdi_pic_label_ref): Likewise.
1856 * config/spu/spu.c (spu_split_immediate): Likewise.
1857 * config/alpha/alpha.md (various splitters): Remove test
1858 !no_new_pseudos || reload_completed.
1859 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1861 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1862 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1863 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1864 * config/score/score.c (th_output_mi_thunk): Likewise.
1865 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1866 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1868 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1870 PR rtl-optimization/32664
1871 * mode-switching.c (create_pre_exit): Skip barrier insns.
1873 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1875 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1876 force_gimple_operand_bsi.
1877 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1878 rewrite_use_compare): Ditto.
1879 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1881 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1882 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1883 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1884 * tree-profile.c (prepare_instrumented_value,
1885 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1886 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1887 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1888 tree_gen_ior_profiler): Ditto.
1889 * tree-ssa-reassoc.c (negate_value): Ditto.
1890 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1891 Use force_gimple_operand_bsi.
1892 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1893 * tree-if-conv.c (add_to_dst_predicate_list,
1894 find_phi_replacement_condition): Ditto.
1895 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1896 Call mark_symbols_for_renaming for new statements.
1897 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1899 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1901 * cfghooks.c (remove_edge): New function.
1902 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1904 * cfghooks.h (remove_edge): Declare.
1905 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1906 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1908 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1910 * optabs.h: Added declaration for signbit_optab.
1911 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1912 * genoptinit.c (optabs): Added entry for signbit insns.
1913 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1915 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1916 * config/s390/s390.md (signbit<mode>2): New expander.
1918 2007-07-09 Richard Guenther <rguenther@suse.de>
1921 * fold-const.c (fold_plusminus_mult_expr): Move constant
1922 arguments second to allow decomposing.
1924 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1927 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1929 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1930 Disregard DECL_FROM_INLINE.
1932 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1935 * doc/invoke.texi: Add ftree-reassoc flag.
1936 * common.opt (ftree-reassoc): New flag.
1937 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1938 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1940 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1942 PR tree-optimization/32681
1943 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1944 saved in second_edge->aux when first_bb is a loop header.
1946 2007-07-09 Jan HUbicka <jh@suse.cz>
1948 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1950 2007-07-09 Richard Guenther <rguenther@suse.de>
1952 * c-decl.c (start_function): Do not promote return type.
1954 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1956 * function.c (do_warn_unused_parameter): Do not warn if
1957 TREE_NO_WARNING is set.
1959 2007-07-08 Andreas Schwab <schwab@suse.de>
1961 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1963 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1966 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1968 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1969 apply to assembly language, too.
1970 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1972 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1974 Revert (note the sccvn portions are *not* reverted)
1975 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1977 Fix PR tree-optimization/23488
1979 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1981 * tree-flow-inline.h (get_value_handle): Ditto.
1982 * tree-ssa-pre.c (decl_vh_map): New.
1983 (decl_node_pool): New.
1984 (can_value_number_operation): Support DECL_P.
1985 (can_PRE_operation): Ditto.
1986 (create_expression_by_pieces): Ditto.
1987 (find_existing_value_expr): Modify to differnetiate between
1988 addressing and top level.
1989 (create_value_handle_for_expr): Handle DECL's.
1990 (poolify_tree): Ditto.
1991 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1992 (make_values_for_stmt): Handle DECL's properly.
1993 (init_pre): Reorg to not init useless things during FRE.
1995 * tree-flow.h: Include pointer-set.h.
1996 (decl_vh_map): Declare.
1997 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1999 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2001 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2002 the constraint description.
2003 * doc/md.texi: Update documentation of AVR constraints.
2005 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2007 * auto-inc-dec.c, config/arm/arm.c,
2008 config/m32r/constraints.md, config/mips/mips.md,
2009 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2010 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2011 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2012 typos. Follow spelling conventions.
2013 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2015 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2016 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2018 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2019 realloc_vuse): Remove.
2020 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2023 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2025 Fix PR tree-optimization/23488
2027 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2028 (try_to_simplify): Ditto.
2030 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2032 * tree-flow-inline.h (get_value_handle): Ditto.
2033 * tree-ssa-pre.c (decl_vh_map): New.
2034 (decl_node_pool): New.
2035 (can_value_number_operation): Support DECL_P.
2036 (can_PRE_operation): Ditto.
2037 (create_expression_by_pieces): Ditto.
2038 (find_existing_value_expr): Modify to differnetiate between
2039 addressing and top level.
2040 (create_value_handle_for_expr): Handle DECL's.
2041 (poolify_tree): Ditto.
2042 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2043 (make_values_for_stmt): Handle DECL's properly.
2044 (init_pre): Reorg to not init useless things during FRE.
2046 * tree-flow.h: Include pointer-set.h.
2047 (decl_vh_map): Declare.
2048 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2050 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2052 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2053 apply to assembly language, too.
2054 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2056 2007-07-06 Ian Lance Taylor <iant@google.com>
2057 Zack Weinberg <zackw@panix.com>
2060 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2062 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2064 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2065 (prefetch): Likewise if "pref" would be used.
2067 2007-07-06 Josh Conner <jconner@apple.com>
2071 * calls.c (store_one_arg): Handle arguments which are partially
2072 on the stack when detecting argument overlap.
2074 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2076 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2077 chosen during find_reloads.
2079 2007-07-06 Richard Guenther <rguenther@suse.de>
2081 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2082 TYPE_ARG_TYPES for verification of argument types. Use
2083 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2084 parameters as variable arguments.
2086 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2088 * libgcc2.h (word_type): Type definition removed.
2089 (cmp_return_type, shift_count_type): Type definitions added.
2090 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2091 replaced with shift_count_type.
2092 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2094 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2095 changed from word_type to Wtype.
2096 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2097 replaced with shift_count_type.
2098 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2100 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2101 and libgcc_shift_count attribute added.
2102 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2103 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2104 (TARGET_INITIALIZER): New target hooks added.
2105 * targhooks.c (default_libgcc_cmp_return_mode,
2106 default_libgcc_shift_count_mode): Default implementations for the new
2108 * targhooks.h (default_libgcc_cmp_return_mode,
2109 default_libgcc_shift_count_mode): Function prototypes added.
2110 * target.h (struct gcc_target): Fields for the new target hooks added.
2111 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2113 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2116 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2117 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2119 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2120 s390_libgcc_shift_count_mode): Functions added.
2121 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2122 Target hooks defined.
2124 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2126 * config/mips/mips.c (compute_frame_size): Restore the original
2127 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2128 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2129 Document why the difference is needed.
2131 2007-07-06 Richard Guenther <rguenther@suse.de>
2133 * c-common.c (boolean_increment): Use correctly typed
2136 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2138 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2139 the topmost argument register is not also included in the save mask.
2140 (mips16e_collect_argument_save_p): Take a pointer to the argument
2141 register, rather than a pointer to the number of arguments.
2142 (mips16e_collect_argument_saves): Only include argument saves
2143 that aren't in the register mask.
2145 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2147 PR rtl-optimization/32450
2148 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2149 to ensure that instructions are not moved into the prologue when
2150 profiling is on. Remove unused prologue_end variable.
2151 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2152 as a scheduling barrier.
2154 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2157 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2158 Disregard DECL_FROM_INLINE.
2160 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2162 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2163 IORing with a constant.
2165 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2167 PR rtl-optimization/32475
2168 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2169 for every definition of the stack pointer.
2171 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2173 * arm.c (vfp3_const_double_index): Copy signed results of
2174 REAL_VALUE_TO_INT into unsigned vars.
2176 2007-07-05 Richard Guenther <rguenther@suse.de>
2179 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2181 * tree-ssa.c (useless_type_conversion_p): Check canonical
2184 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2186 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2187 zero_extendhisi2): Change to define_insn_and_split.
2188 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2190 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2192 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2193 pass_match_asm_constraints): New.
2194 * passes.c (init_optimization_passes): Add new pass.
2195 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2196 * function.h (struct function): Add has_asm_statement bit.
2197 (current_function_has_asm_statement): New.
2198 * tree-pass.h (pass_match_asm_constraints): New.
2200 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2202 * config/mips/mips.c (mips_file_start): Avoid declaration
2205 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2207 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2209 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2211 * rtl.def (NOTE): Change print format string to print
2212 operand 5 as a note insn name.
2214 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2215 David Ung <davidu@mips.com>
2217 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2218 * doc/invoke.texi: (MIPS Options): Document them.
2220 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2221 David Ung <davidu@mips.com>
2223 Add support for SmartMIPS ASE.
2225 * optabs.c (expand_binop_directly): New, broken out from...
2226 (expand_binop): Here. Make it try rotating in the other
2227 direction even when the second operand isn't constant.
2228 * config/mips/mips.md (*lwxs): New.
2229 * config/mips/mips.opt (msmartmips): New.
2230 * config/mips/mips.c (mips_lwxs_address_p): New.
2231 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2232 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2233 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2234 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2235 (ISA_HAS_LWXS): New.
2236 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2237 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2238 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2239 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2240 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2241 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2242 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2244 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2246 * tree-vectorizer.c (new_loop_vec_info): Initialize
2247 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2248 * tree-vectorizer.h (_loop_vec_info): Added new filed
2249 min_profitable_iters.
2250 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2251 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2252 * tree-vect-analyze.c (vect_analyze_operations): Set
2253 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2254 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2255 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2256 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2257 and prologue cost to after they are computed.
2258 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2260 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2261 of creating vectors from scalars according to dt.
2262 (vect_model_store_cost): Likewise.
2263 (vectorizable_call): Use dt array instead of scalar dt. Call
2264 vect_model_simple_cost with additional argument dt.
2265 (vectorizable_assignment): Likewise.
2266 (vectorizable_operation): Likewise.
2267 (vectorizable_type_demotion): Likewise.
2268 (vectorizable_type_promotion): Likewise.
2269 (vectorizable_store): Use dt array instead of scalar dt. Call
2270 vect_model_store_cost with additional argument dt.
2271 (vect_do_peeling_for_loop_bound): Don't call
2272 vect_estimate_min_profitable_iters. Instead, lookup
2273 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2274 "may not be profitable".
2276 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2279 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2280 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2281 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2282 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2284 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2286 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2287 addressing modes cheaper.
2289 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2291 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2292 (dw_ranges_struct): Rename block_num to num. Adjust.
2293 (dw_ranges_by_label_struct): New.
2294 (ranges_by_label, ranges_by_label_allocated,
2295 ranges_by_label_in_use): New variables.
2296 (add_ranges_num): Factored most of the code out of...
2297 (add_ranges): ... this one. Rewrite in terms of the former.
2298 (add_ranges_by_labels): New.
2299 (output_ranges): Output by-label ranges.
2300 (dwarf2out_finish): Output range for multiple-section
2301 compile_unit. Output standard DW_AT_low_pc in addition to
2302 unexpected DW_AT_entry_pc.
2304 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2306 PR tree-optimization/32604
2307 PR tree-optimization/32606
2309 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2310 (compute_antic_safe): Removed.
2311 (ANTIC_SAFE_LOADS): Ditto.
2312 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2313 (execute_pre): Don't call compute_antic_safe.
2314 (vuse_equiv): New function.
2315 (make_values_for_stmt): Use it
2316 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2319 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2322 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2324 (avr_attribute_table): Make "naked" attribute apply to function types
2325 rather than to decls.
2326 (avr_handle_fntype_attribute): New function.
2328 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2330 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2333 2007-07-04 David Ung <davidu@mips.com>
2334 Joseph Myers <joseph@codesourcery.com>
2336 * config/mips/mips.md (type): Add logical, signext and move.
2337 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2338 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2339 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2340 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2341 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2342 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2343 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2344 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2345 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2346 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2347 movv2sf_hardfloat_64bit): Use the new types.
2348 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2349 *movdf_softfloat, *movdf_mips16): Use "multi".
2350 (extendqihi2): Replace with a define_expand.
2351 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2352 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2353 * config/mips/74k.md (r74k_int_logical): New reservation and
2355 (r74k_int_arith): Remove "slt".
2356 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2357 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2358 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2359 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2360 reservations for "arith".
2362 2007-07-04 Richard Guenther <rguenther@suse.de>
2364 * tree-ssa.c (useless_type_conversion_p): Add handling for
2365 scalar float and vector types. Only call the types_compatible_p
2366 langhook for aggregate types as last resort. Follow the
2369 2007-07-04 Richard Guenther <rguenther@suse.de>
2371 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2372 the same as NOP_EXPR.
2374 2007-07-04 Nick Clifton <nickc@redhat.com>
2376 * target.h (struct gcc_target): Add target_help field.
2377 * target-def.h (TARGET_HELP): New.
2378 (TARGET_INITIALIZER): Use TARGET_HELP.
2379 * opts.c (command_handle_option): Invoke target_help function, if
2380 defined, when the user has specified --target-help on the command
2382 * doc/invoke.texi: Mention that --target-help might print
2383 additional information.
2384 * doc/tm.texi: Document TARGET_HELP hook.
2386 * arm.c (TARGET_HELP): Override default definition.
2387 (arm_target_help): New - display a wrapped list of cores and
2388 architectures supported.
2390 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2392 * config/gcc/v850/v850.c (expand_prologue): Make sure
2393 GEN_INT() argument is sign extended rather than zero extended.
2394 (expand_epilogue): Likewise.
2395 (output_move_double): Delete.
2396 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2397 * config/gcc/v850/v850.md (movdi): Delete.
2398 (*movdi_internal): Delete.
2400 (*movdf_internal): Delete.
2402 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2404 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2405 unless compiling RTP PIC.
2407 2007-07-04 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/32482
2410 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2411 original ssa name if we didn't find a shift expression.
2412 Fix shift constant for bit zero test.
2414 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2416 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2418 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2420 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2421 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2422 * config/arm/vxworks.h (ASM_SPEC): Delete.
2423 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2425 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2427 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2428 (DDR_REVERSED_P): New.
2429 * tree-data-ref.c (initialize_data_dependence_relation,
2430 build_classic_dist_vector): Set DDR_REVERSED_P.
2432 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2435 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2436 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2437 init_omega_for_ddr_1): Use non conservative number of iterations
2439 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2440 (analyze_siv_subscript): Remove FIXME and reinitialization of
2441 last_conflicts to chrec_dont_know.
2442 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2444 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2446 * tree.c (maybe_canonicalize_argtypes): Improve description.
2448 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2450 * tree.c (maybe_canonicalize_argtypes): New.
2451 (build_function_type): Set canonical type.
2452 (build_method_type_directly): Ditto.
2453 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2456 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2458 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2460 (rewrite_use_nonlinear_expr): Likewise.
2462 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2464 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2466 2007-07-04 Ben Elliston <bje@au.ibm.com>
2468 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2471 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2473 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2474 (Exception Handling): Likewise.
2476 2007-07-03 Jan Hubicka <jh@suse.cz>
2478 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2480 2007-07-03 Eric Christopher <echristo@apple.com>
2482 * doc/cppopts.texi: Add conflicting option note to -dM.
2483 * doc/invoke.texi: Add note about possible conflicts with
2484 -E for -dCHARS and note that -dM will not produce
2485 any results if there is no machine dependent reorg.
2487 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2489 * tree.h (DECL_ALIGN): Back out previous change.
2491 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2493 * configure.ac: Test for .dtprelword support on MIPS.
2494 * configure, config.in: Regenerate.
2495 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2496 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2498 2007-07-03 Julian Brown <julian@codesourcery.com>
2500 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2501 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2502 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2503 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2505 (all_fpus): Add FPUTYPE_VFP3.
2506 (fp_model_for_fpu): Add VFPv3 field.
2507 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2508 (vfp3_const_double_index): New function. Return integer index of
2509 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2511 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2512 and argument represents a valid RTX for a VFPv3 constant.
2513 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2515 (vfp_emit_fstmd): Similar, for fstmd.
2516 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2517 constants, represented as integer indices.
2518 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2519 VFP_REGNO_OK_FOR_DOUBLE macros.
2520 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2521 (arm_file_start): Set float-abi attribute for VFPv3, and output
2522 correct ".fpu" assembler directive.
2523 (arm_dbx_register_numbering): Add FIXME.
2524 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2525 (fputype): Add FPUTYPE_VFP3.
2526 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2527 (CALL_USED_REGISTERS): Likewise.
2528 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2529 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2530 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2531 (D7_VFP_REGNUM): New.
2532 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2533 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2534 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2535 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2536 (REG_ALLOC_ORDER): Adjust for VFPv3.
2537 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2538 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2539 VFP_LO_REGS, VFP_HI_REGS.
2540 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2541 (IS_VFP_CLASS): Define macro.
2542 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2544 (REGISTER_MOVE_COST): Likewise.
2545 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2546 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2547 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2548 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2549 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2550 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2551 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2552 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2553 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2554 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2555 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2556 where appropriate for single-word registers.
2557 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2558 As above. Fix type attributes.
2559 * config/arm/constraints.md (register_contraint "t"): Define.
2560 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2562 (register_constraint "x"): Define.
2563 (constraint "Dv"): Define.
2565 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2567 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2569 2007-07-03 Tom Tromey <tromey@redhat.com>
2571 * c-parser.c (objc_pq_context): Removed.
2572 (objc_need_raw_identifier): Likewise.
2573 (c_parser) <objc_pq_context>: New field.
2574 <objc_need_raw_identifier>: Likewise.
2575 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2576 (c_lex_one_token): Update.
2577 (c_parser_objc_protocol_definition): Update.
2578 (c_parser_objc_method_definition): Update.
2579 (c_parser_objc_methodproto): Update.
2580 (c_parser_declspecs): Update.
2582 2007-07-03 David Ung <davidu@mips.com>
2584 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2586 2007-07-03 David Ung <davidu@mips.com>
2587 Richard Sandiford <richard@codesourcery.com>
2589 * doc/invoke.texi: Document -march=74kf3_2.
2590 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2591 (TUNE_74K): Check for it.
2592 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2593 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2594 * config/mips/mips.md (cpu): Add 74kf3_2.
2595 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2596 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2597 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2598 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2599 74kf3_2 to the CPU list.
2600 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2601 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2602 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2603 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2604 (r74kf3_2_fxfer_from_c1): New insn reservations.
2606 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2607 David Ung <davidu@mips.com>
2609 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2610 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2611 and 74k[fx]. Document aliases for the new options.
2612 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2613 (PROCESSOR_24KF2_1): ...this.
2614 (PROCESSOR_24KX): Rename to...
2615 (PROCESSOR_24KF1_1): ...this.
2616 (PROCESSOR_74KF): Rename to...
2617 (PROCESSOR_74KF2_1): ...this.
2618 (PROCESSOR_74KX): Rename to...
2619 (PROCESSOR_74KF1_1): ...this.
2620 (TUNE_74K): Update PROCESSOR_* names.
2621 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2622 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2623 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2624 (mips_rtx_cost_data): Update processor names in comments.
2625 (mips_issue_rate): Update PROCESSOR_* names.
2626 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2627 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2628 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2629 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2630 Update cpu attribute names.
2631 (r24k_fpu_iss): Rename this reservation to...
2632 (r24kf2_1_fpu_iss): ...this and update all uses.
2633 (r24kx_fpu_iss): Rename this reservation to...
2634 (r24kf1_1_fpu_iss): ...this and update all uses.
2635 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2636 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2637 Update cpu attribute names.
2639 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2641 * config/m32r/constraints.md: New file.
2642 * config/m32r/m32r.c: Include tm-constrs.h.
2643 (small_data_operand): Use satisfies_constraint_* instead of macro.
2644 (addr24_operand, gen_compare): Likewise.
2645 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2646 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2647 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2648 EXTRA_CONSTRAINT): Likewise.
2649 * config/m32r/m32r.md: Include constraints.md.
2650 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2651 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2652 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2653 (two_insn_const_operand, int8_operand, uint16_operand,
2654 reg_or_int16_operand, reg_or_uint16_operand,
2655 reg_or_cmp_int16_operand, cmp_int16_operand,
2656 seth_add3_operand): Likewise.
2658 2007-07-03 Eric Christopher <echristo@gmail.com>
2660 * libgcc2.h: Conditionally declare __bswapsi2 and
2663 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2665 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2668 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2671 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2672 (__gthrw_pragma): Provide default definition.
2674 * gthr-posix.c (__gthrw_pragma): Define.
2676 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2678 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2679 before declaring inequality.
2681 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2683 * combine.c (recog_for_combine): Log the success or failure of
2684 matching new insn patterns against the machine description in
2687 2007-07-03 Revital Eres <eres@il.ibm.com>
2689 * ddg.c (print_sccs): New function.
2690 (check_sccs): New function.
2691 (create_ddg_all_sccs): Use it.
2692 * ddg.h (print_sccs): Declare.
2693 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2695 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2697 * targhooks.h (default_mode_for_suffix): New function declaration.
2698 * targhooks.c (default_mode_for_suffix): New default target hook.
2699 * target.h (struct c): New structure in the targetm struct.
2700 (mode_for_suffix): New target hook as part of struct c.
2701 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2702 default_mode_for_suffix.
2703 (TARGET_C): New define.
2704 * c-lex.c: Include "target.h".
2705 (interpret_float): Use targetm.c.mode_for_suffix to determine
2706 the mode for a given non-standard suffix.
2707 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2709 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2710 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2712 * doc/extend.texi (Floating Types): New node. Document __float80 and
2713 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2715 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2718 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2719 predicate instead of target_operand.
2720 (divsi3_i1_media, divsi3_media_2): Likewise.
2722 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2724 * tree.h (alias_sets_might_conflict_p): Rename into
2725 alias_sets_must_conflict_p.
2726 * alias.c (alias_sets_might_conflict_p): Likewise.
2727 (alias_sets_conflict_p): Use it.
2728 (objects_must_conflict_p): Likewise.
2729 * c-common.c (strict_aliasing_warning): Adjust.
2731 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2733 * rtlhooks.c (gen_lowpart_if_possible): Check for
2734 invalid subreg before calling gen_lowpart_SUBREG.
2736 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2738 * config/darwin9.h: Add copyright notice.
2739 (LINK_COMMAND_SPEC): Add comment.
2740 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2741 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2742 DARWIN_LIBSYSTEM_HAS_UNWIND.
2744 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2747 * omp-low.c (check_combined_parallel): New function.
2748 (lower_omp_parallel): Call it via walk_stmts, set
2749 OMP_PARALLEL_COMBINED if appropriate.
2750 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2751 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2752 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2753 don't consider it as combined parallel.
2755 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2757 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2758 (gcc_tooldir): Likewise.
2759 * configure: Regenerate.
2760 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2761 old configure.ac gcc_tooldir setting.
2762 (prefix_to_exec_prefix): New variable.
2763 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2764 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2766 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2768 Fix PR tree-optimization/32583
2769 Fix PR tree-optimization/32584
2770 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2771 (phi_translate_set): Use phi_translate directly now.
2772 (make_values_for_stmt): Don't value number RHS if we already know
2775 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2776 Jim Wilson <wilson@specifix.com>
2779 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2782 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2783 Richard Sandiford <richard@codesourcery.com>
2784 Nigel Stephens <nigel@mips.com>
2786 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2787 (mips16e_output_save_restore): Declare.
2788 (mips16e_save_restore_pattern_p): Likewise.
2789 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2790 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2791 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2792 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2793 (BITSET_P): New global macro, extracted from...
2794 (mips_for_each_saved_reg): ...here.
2795 (mips16e_save_restore_info): New struct.
2796 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2797 (mips16e_save_restore_regs): New variable.
2798 (mips_split_plus, mips16e_find_first_register): New functions.
2799 (mips16e_mask_registers): New function.
2800 (compute_frame_size): Expand the commentary before the function.
2801 Enforce the MIPS16e save and restore register range restrictions.
2802 Pad the general register save area at the low end.
2803 (mips16e_save_restore_reg, mips16e_build_save_restore)
2804 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2805 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2806 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2808 (mips_expand_prologue, mips_expand_epilogue): Handle
2809 GENERATE_MIPS16E_SAVE_RESTORE.
2810 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2812 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2814 PR tree-optimization/31966
2815 PR tree-optimization/32533
2816 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2817 "basic_block" description as its third argument. Update function
2818 calls to get destination bb from "edge" argument. Save "cond" into
2819 aux field of the edge. Update prototype for changed arguments.
2820 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2822 (find_phi_replacement_condition): Operate on incoming edges, not
2823 on predecessor blocks. If there is a condition saved in the
2824 incoming edge aux field, AND it with incoming bb predicate.
2825 Return source bb of the first edge.
2826 (clean_predicate_lists): Clean aux field of outgoing node edges.
2827 (tree_if_conversion): Do not initialize cond variable. Move
2828 variable declaration into the loop.
2829 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2830 initializations of new_stmt, arg0 and arg1 variables.
2832 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2834 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2835 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2837 2007-07-02 Richard Guenther <rguenther@suse.de>
2839 * tree-ssa.c (useless_type_conversion_p): Document
2840 future intent as defining the middle-end type system.
2841 Re-structure to call langhook last, group by type class,
2842 mark questionable parts.
2844 2007-07-02 Richard Guenther <rguenther@suse.de>
2846 * tree-flow.h (types_compatible_p): Declare.
2847 * tree-ssa.c (types_compatible_p): New function.
2848 * ipa-type-escape.c (discover_unique_type): Use
2849 types_compatible_p instead of lang_hooks.types_compatible_p.
2850 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2851 * tree-vn.c (expressions_equal_p): Likewise.
2852 * tree.c (fields_compatible_p): Likewise.
2853 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2854 (cprop_operand): Use useless_type_conversion_p instead of
2855 lang_hooks.types_compatible_p.
2856 * tree-inline.c (setup_one_parameter): Likewise.
2857 (declare_return_variable): Likewise.
2858 * tree-nrv.c (tree_nrv): Likewise.
2859 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2860 (maybe_fold_offset_to_component_ref): Likewise.
2861 (maybe_fold_offset_to_reference): Likewise.
2862 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2863 (merge_alias_info): Likewise.
2864 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2865 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2866 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2867 * tree-tailcall.c (find_tail_calls): Likewise.
2868 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2869 * gimplify.c (canonicalize_addr_expr): Likewise.
2870 (fold_indirect_ref_rhs): Likewise.
2871 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2872 (cpt_same_type): Likewise.
2873 (check_pointer_types_r): Swap parameters to cpt_same_type
2875 * fold-const.c (fold_convert): Revert fix for PR15988.
2876 * tree-inline.c (setup_one_parameter): Instead fix it here by
2877 using fold_build1 instead of fold_convert and checking for
2878 error_mark_node. Convert only if the conversion is necessary.
2880 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2882 * configure.ac: Check for .gnu_attribute on Power.
2883 * configure: Regenerate.
2884 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2885 attribute for floating-point ABI.
2887 2007-07-02 Ira Rosen <irar@il.ibm.com>
2889 PR tree-optimization/32230
2890 PR tree-optimization/32477
2891 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2892 address is a constant.
2894 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2896 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2897 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2898 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2899 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2900 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2901 64-bit targets. Add support for *-elfoabi*.
2902 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2903 different settings if $(tm_defines) does not select the EABI.
2904 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2905 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2906 (MIPS_ARCH_OPTION_SPEC): Likewise.
2907 (MIPS_ISA_LEVEL_SPEC): Likewise.
2908 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2909 * config/mips/elfoabi.h: New file.
2911 2007-07-02 Richard Guenther <rguenther@suse.de>
2913 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2914 (useless_type_conversion_p): ... this.
2915 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2916 (useless_type_conversion_p): ... this.
2917 * builtins.c (fold_builtin_memory_op): Rename
2918 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2919 * tree-cfg.c (verify_expr): Likewise.
2920 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2921 * tree-ssa-ccp.c (ccp_fold): Likewise.
2922 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2923 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2924 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2925 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2926 * tree-ssa-pre.c (eliminate): Likewise.
2927 * tree-ssa.c (delete_tree_ssa): Likewise.
2928 (tree_ssa_useless_type_conversion): Likewise.
2929 * tree.c (build2_stat): Likewise.
2931 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2933 Fix PR tree-optimization/32571
2934 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2937 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2940 and other expected operations explicitly, change default to
2943 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2945 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2947 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2948 (tls_load_dot_plus_eight): Move the label number into the unspec.
2949 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2951 2007-07-01 Andreas Schwab <schwab@suse.de>
2953 * dwarf2out.c (initial_return_save): Define only if used.
2955 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2957 Unreverting Richard's Revert of:
2959 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2961 * dce.c (deletable_insn_p_1): New function, split out from...
2962 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2963 specially, not those inside PARALLELs. Remove BODY argument
2964 and adjust recursive call accordingly.
2965 (prescan_insns_for_dce): Update call to delete_insn_p.
2967 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2968 Revital Eres <eres@il.ibm.com>
2970 * ddg.c (create_ddg_all_sccs): Fix missed
2971 initialization of scc_nodes.
2973 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2976 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2977 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2979 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2981 * configure.ac: Check for .gnu_attribute on MIPS.
2982 * configure, config.in: Regenerate.
2983 * config/mips/mips.c (mips_file_start): If supported, output
2984 attribute for floating-point ABI.
2986 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2990 (ffs_cmove): New expander to expand using ctz pattern.
2991 (*ffs_cmove): Remove pattern.
2992 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2993 (ffsdi2): Expand using ctz pattern.
2994 (*ffs_rex64): Remove pattern.
2996 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2998 PR rtl-optimization/32296
2999 * pa.md (return): Delete pattern.
3000 (return_internal): Remove "(const_int 1)" from pattern.
3001 (epilogue): Use return_internal pattern for trivial returns.
3002 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3003 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3005 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3007 * tree-ssa-pre.c (is_exception_related): New function
3008 (can_value_number_operation): Use it.
3010 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3012 Fix PR tree-optimization/32540
3013 Fix PR tree-optimization/31651
3015 * tree-ssa-sccvn.c: New file.
3017 * tree-ssa-sccvn.h: Ditto.
3019 * tree-vn.c: Include tree-ssa-sccvn.h
3020 (val_expr_paid_d): Removed.
3021 (value_table): Ditto.
3022 (vn_compute): Ditto.
3023 (val_expr_pair_hash): Ditto.
3024 (val_expr_pair_expr_eq): Ditto.
3025 (copy_vuses_from_stmt): Ditto.
3028 (shared_vuses_from_stmt): Ditto.
3029 (print_creation_to_file): Moved up.
3030 (sort_vuses): Ditto.
3031 (sort_vuses_heap): Ditto.
3032 (set_value_handle): Make non-static.
3033 (make_value_handle): Ditto.
3034 (vn_add): Rewritten to use sccvn lookups.
3035 (vn_add_with_vuses): Ditto.
3036 (vn_lookup): Ditto (and second argument removed).
3037 (vn_lookup_with_vuses): Ditto.
3038 (vn_lookup_or_add): Ditto (and second argument removed);
3039 (vn_lookup_or_add_with_vuses): Ditto.
3040 (vn_lookup_with_stmt): New.
3041 (vn_lookup_or_add_with_stmt): Ditto.
3042 (create_value_handle_for_expr): Ditto.
3044 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3045 (seen_during_translate): New function.
3046 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3047 (phi_trans_add): Ditto.
3048 (constant_expr_p): FIELD_DECL is always constant.
3049 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3050 Use constant_expr_p.
3051 Avoid infinite recursion on mutually valued expressions.
3052 Change callers of vn_lookup_or_add.
3053 (phi_translate): New function.
3054 (compute_antic_safe): Allow phi nodes.
3055 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3056 (find_or_generate_expression): Rewrite slightly.
3057 (create_expression_by_pieces): Updated for vn_lookup_or_add
3059 Update VN_INFO for new names.
3060 (insert_into_preds_of_block): Update for new names.
3061 (add_to_exp_gen): New function.
3062 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3063 (find_existing_value_expr): Rewrite to changed vn_lookup.
3064 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3065 (try_look_through_load): Removed.
3066 (try_combine_conversion): Ditto.
3067 (get_sccvn_value): New function.
3068 (make_values_for_phi): Ditto.
3069 (make_values_for_stmt): Ditto.
3070 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3072 (init_pre): Update for SCCVN changes.
3074 (execute_pre): Ditto.
3076 * tree-flow.h (make_value_handle): Declare.
3077 (set_value_handle): Ditto.
3078 (sort_vuses_heap): Ditto.
3079 (vn_lookup_or_add_with_stmt): Ditto.
3080 (vn_lookup_with_stmt): Ditto.
3081 (vn_compute): Remove.
3084 (vn_lookup): Update arguments.
3086 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3088 (tree-ssa-sccvn.o): New.
3089 (OBJS-common): Add tree-ssa-sccvn.o
3091 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3094 * c-typeck.c (build_external_ref): Don't mark as used if called
3096 * calls.c (rtx_for_function_call): Likewise.
3098 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3102 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3104 * dce.c (deletable_insn_p_1): New function, split out from...
3105 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3106 specially, not those inside PARALLELs. Remove BODY argument
3107 and adjust recursive call accordingly.
3108 (prescan_insns_for_dce): Update call to delete_insn_p.
3110 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3112 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3113 (try_combine): Move potential calls to undo_all() so they happen
3114 before we commit to using the combined insns.
3116 2006-06-30 Jan Hubicka <jh@suse.cz>
3118 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3121 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3123 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3124 (cgraph_remove_unreachable_nodes): Likewise.
3125 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3126 * ipa-inline.c (update_caller_keys): Cast according to the coding
3128 (cgraph_decide_recursive_inlining): Likewise.
3129 (cgraph_decide_inlining_of_small_function): Likewise.
3130 (try_inline): Likewise.
3131 (cgraph_decide_inlining_incrementally): Likewise.
3132 * ipa-pure-const.c (get_function_state): Likewise.
3133 (scan_function): Likewise.
3134 (analyze_function): Likewise.
3135 (static_execute): Likewise.
3136 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3137 (merge_callee_local_info): Likewise.
3138 (analyze_function): Use type safe memory macros.
3139 (static_execute): Likewise. Cast according to the coding conventions.
3140 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3142 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3144 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3145 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3148 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3151 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3152 for complex modes (both int and real).
3154 2007-06-29 Jan Hubicka <jh@suse.cz>
3156 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3158 2007-06-29 Jan Hubicka <jh@suse.cz>
3161 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3164 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3167 * config/avr/avr.c: Include dataflow header file.
3168 (expand_prologue): Adjust for prologue insn change.
3169 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3172 2007-06-29 Richard Guenther <rguenther@suse.de>
3175 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3176 during type verification.
3178 2007-06-29 Jan Hubicka <jh@suse.cz>
3180 * recog.c (validate_change_rtx_1): Unshare TO argument.
3182 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3184 PR tree-optimization/24659
3185 * tree-vect-transform.c (vectorizable_call): Handle
3186 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3188 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3189 * config/i386/i386.c (enum ix86_builtins)
3190 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3191 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3193 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3194 const using def_builtin_const.
3195 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3196 input operands in the same modes as the result.
3197 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3199 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3201 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3202 (df_set_dead_notes_for_mw): Likewise.
3204 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3206 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3208 2007-06-28 DJ Delorie <dj@redhat.com>
3210 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3212 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3214 * doc/invoke.texi (C++ Dialect Options): Document
3215 fvisibility-ms-compat.
3216 * c.opt (fvisibility-ms-compat): New.
3218 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3221 * tree-affine.c (aff_combination_add_elt): Handle
3222 pointer addition specially.
3224 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3226 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3227 decl is non-external for AIX ABI.
3229 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3231 * config/rs6000/predicates.md (current_file_function_operand):
3232 Ensure the symbol is non-external for AIX ABI.
3234 2007-06-28 Nick Clifton <nickc@redhat.com>
3236 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3237 (fdce, fdse, fpredictive-commoning): Likewise.
3239 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3242 * gcc.c (process_command): Recognize the new -static-libgfortran
3245 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3248 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3249 Use a call clobbered hard reg instead of a pseudo reg.
3251 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3253 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3255 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3258 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3259 REG_LIBCALL and REG_RETVAL notes.
3260 (divsi3, mulsi3): Likewise.
3261 (mulhisi3): Likewise. Use emit_libcall_block.
3262 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3264 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3266 PR rtl-optimization/32481
3267 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3269 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3271 * dce.c (deletable_insn_p_1): New function, split out from...
3272 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3273 specially, not those inside PARALLELs. Remove BODY argument
3274 and adjust recursive call accordingly.
3275 (prescan_insns_for_dce): Update call to delete_insn_p.
3277 2007-06-27 Richard Guenther <rguenther@suse.de>
3280 * tree.h (fold_convertible_p): Declare.
3281 * fold-const.c (fold_convertible_p): New function.
3282 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3283 instead of lang_hooks.types_compatible_p.
3285 2007-06-26 Jan Hubicka <jh@suse.cz>
3287 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3288 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3289 early use validate_unshare_change.
3290 (reload_combine): Likewise.
3291 * recog.c (change_t): New field unshare.
3292 (validate_change_1): Rename from validate_change; add argument unshare.
3293 (validate_change): Turn into wrapper of validate_change_1; update
3294 prototype for bools.
3295 (validate_unshare_change): New.
3296 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3297 calls of df_insn_rescan.
3298 * recog.h (validate_change): Replace ints by bools.
3299 (validate_unshare_change): Declare.
3301 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3303 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3305 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3307 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3309 2007-06-25 Jan Hubicka <jh@suse.cz>
3311 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3313 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3314 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3315 places other call site specific checks are performed.
3317 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3320 * tree-vect-transform.c (vectorizable_operation): Convert
3321 POINTER_PLUS_EXPR over to PLUS_EXPR.
3323 2007-06-25 Chao-ying Fu <fu@mips.com>
3325 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3326 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3327 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3328 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3330 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3331 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3332 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3333 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3334 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3335 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3336 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3337 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3338 ALL_FIXED_POINT_MODE_P): New define.
3339 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3341 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3343 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3344 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3345 MODE_VECTOR_UACCUM): New mode classes.
3347 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3348 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3349 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3352 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3353 (blank_mode): Initialize ibit and fbit.
3354 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3355 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3357 (new_adjust): Change required_class to required_class_from and
3358 required_class_to for testing within a range.
3359 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3360 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3362 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3363 (make_fixed_point_mode): New.
3364 (_ADD_ADJUST): Change C to C1 and C2.
3365 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3366 use a range for machine classes.
3367 (ADJUST_IBIT, ADJUST_FBIT): New.
3368 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3370 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3371 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3372 Emit adjustment for ibit and fbit.
3373 (emit_mode_ibit, emit_mode_fbit): New.
3374 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3376 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3378 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3379 as the source of the set.
3381 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3383 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3384 FP_REGNO_P): Use IN_RANGE.
3385 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3386 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3387 (DATA_REG_P): Use DATA_REGNO_P.
3388 (FP_REG_P): Use FP_REGNO_P.
3389 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3390 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3391 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3393 2007-06-24 Jan Hubicka <jh@suse.cz>
3396 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3398 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3401 * fold-const.c (fold_binary): Strip nops of operand 0
3402 of BIT_NOT_EXPR before calling operand_equal_p.
3403 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3404 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3406 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3408 * doc/extend.texi: Document that dllimport and dllexport imply
3410 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3411 imported or exported declaration, including type declarations.
3412 * c-common.c (handle_visibility_attribute): Check for conflicts
3413 with dllimport/dllexport.
3414 (c_determine_visibility): Handle dllimport/dllexport as an
3415 explicit visibility atttribute.
3417 2007-06-23 Richard Guenther <rguenther@suse.de>
3419 PR tree-optimization/16876
3421 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3423 * tree-inline.c (initialize_inlined_parameters): Do not call
3424 lang_hooks.tree_inlining.convert_parm_for_inlining.
3425 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3426 reason for mismatched types.
3427 * gimplify.c (gimplify_call_expr): Verify the call expression
3428 arguments match the called function type signature. Otherwise
3429 mark the call expression to be not considered for inlining
3430 using CALL_CANNOT_INLINE_P flag.
3431 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3432 edges call expression.
3433 (cgraph_decide_inlining_of_small_function): Likewise.
3434 (cgraph_decide_inlining): Likewise.
3435 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3437 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3438 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3439 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3441 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3442 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3444 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3445 convert_parm_for_inlining member.
3447 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3450 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3451 Remove optimization for GT.
3453 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3456 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3458 (prescan_insns_for_dce): Add extra parameter.
3460 2007-06-23 Jan Hubicka <jh@suse.cz>
3463 * gimplify.c (mark_addressable): New function.
3464 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3466 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3469 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3471 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3475 moves between MMX/SSE registers to at least 8 units to prevent
3476 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3478 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3480 * config/i386/i386.c (override_options): Correct x86_sahf
3483 2007-06-21 David Daney <ddaney@avtrex.com>
3486 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3487 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3488 (exception_receiver): Renamed to ...
3489 (nonlocal_goto_receiver): ... this.
3491 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3493 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3494 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3495 partial register accesses.
3497 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3499 * fold-const.c (debug_fold_checksum): Move it under
3500 ENABLE_FOLD_CHECKING.
3502 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3505 * tree.h (debug_fold_checksum): Declared.
3506 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3507 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3508 build_fold_addr_expr_with_type_1.
3509 (fold_addr_expr, debug_fold_checksum): New.
3510 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3511 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3514 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3516 PR tree-optimization/19590
3517 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3518 of scev is a constant.
3519 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3521 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3523 * df-problems.c (df_note_bb_compute): Made computation of live
3524 info consistent with df_lr.
3526 2007-06-21 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/32453
3529 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3530 for pointer anti-range.
3532 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3534 * config/i386/i386.c (processor_target_table): Increase maximum
3535 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3538 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3539 byte alignment if > 8 byte alignment is preferred.
3540 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3542 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3544 PR tree-optimization/31866
3545 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3546 if ASM_EXPR's input is not a SSA_NAME.
3549 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3550 but decl is a global var, instead return decl.
3551 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3552 even for is_global_var decls, if they are private in some outer
3555 2007-06-21 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/32451
3558 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3560 2007-06-21 Christian Bruel <christian.bruel@st.com>
3562 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3563 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3564 (push_regs): Changed saving order or banked registers.
3565 (sh_expand_epilogue): Likewise.
3566 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3567 (FIRST_BANKED_REG): Likewise.
3568 (LAST_BANKED_REG): Likewise.
3569 * config/sh/sh.md (banked) New attribute.
3570 (in_delay_slot): Check banked attribute.
3572 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3574 PR tree-optimization/32075
3575 * tree-data-ref.c (subscript_dependence_tester_1,
3576 analyze_miv_subscript, analyze_overlapping_iterations,
3577 add_distance_for_zero_overlaps, build_classic_dist_vector,
3578 subscript_dependence_tester_1, analyze_overlapping_iterations,
3579 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3580 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3581 to evolution_function_is_affine_multivariate_p.
3583 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3585 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3587 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3590 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3592 * config/m32c/prologue.md (epilogue_exitd_16): New.
3593 (epilogue_reit_16): New.
3594 (epilogue_exitd): Rename to epilogue_exitd_24.
3595 (epilogue_reit): Rename to epilogue_reit_24.
3597 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3598 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3600 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3602 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3603 if dbg_cnt (sched_insn) reaches the limit.
3604 (choose_ready): New parameter INSN_PTR and new return value.
3605 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3606 the new return value from choose_ready.
3607 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3608 (rest_of_handle_global_alloc): New global_alloc_at_func.
3610 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3612 PR tree-optimization/25737
3613 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3614 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3615 * tree-flow.h (struct fieldoff): Add new field alias_set.
3616 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3617 argument addressable_type. Set alias_set of fieldoff.
3618 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3619 (create_overlap_variables_for): Pass alias_set from fieldoff to
3621 * alias.c (get_alias_set): Use alias_set from SFT if set.
3623 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3625 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3626 of a variable as an unsigned HOST_WIDE_INT integer.
3628 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3630 PR rtl-optimization/32405
3631 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3633 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3635 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3638 * builtins.c: Include diagnostic.h.
3639 (expand_builtin_expect): Make gcc_assert more permissive.
3640 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3643 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3647 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3648 if ACCUMULATE_OUTGOING_ARGS.
3650 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3652 * config/m68hc11/m68hc11.c: Include dataflow header file.
3653 (m68hc11_reorg): Port to dataflow.
3655 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3657 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3658 (struct df_problem.free_blocks_on_set_blocks): New field.
3659 (struct dataflow.optional_p): New field.
3660 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3661 (df_live_set_all_dirty): New function.
3662 * df-scan.c (df_scan_alloc): Initialize optional_p.
3663 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3664 * df-core.c (df_set_blocks): Removed use of
3665 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3666 df_problem.free_blocks_on_set_blocks to determine which blocks are
3668 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3669 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3670 uses dataflow.optional_p to determine if problem should be
3672 (rest_of_handle_df_initialize): Only start live problem if
3674 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3675 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3676 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3677 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3678 problem_NOTE): Initialize free_blocks_on_set_blocks.
3679 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3681 (df_live_set_all_dirty, df_note_alloc): New function.
3682 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3684 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3685 * postreload.c (reload_combine): Ditto.
3686 * cse.c (cse_extended_basic_block): Ditto.
3687 * regmove.c (mark_flags_life_zones): Ditto.
3688 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3689 erase_matching_seqs): Ditto.
3690 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3691 * integrate (allocate_initial_values): Ditto.
3692 * combine.c (reg_dead_at_p): Ditto.
3693 * resource.c (mark_target_live_regs): Ditto.
3694 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3695 * config/sh/sh.c (find_r0_life_regions): Ditto.
3696 * global.c (rest_of_handle_global_alloc): Only add back df_live
3698 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3700 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3702 (if_convert): Make sure df_live is there at -O == 1.
3703 (pass_if_after_combine): Cleanup flags.
3704 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3705 is there at -O == 1.
3707 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3709 * config/arm/arm.c (arm_get_frame_offsets): Set
3710 offsets->locals_base to avoid negative stack size.
3711 (thumb1_expand_prologue): Assert on negative stack size.
3713 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3715 PR tree-optimization/32367
3716 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3717 of the chrec has no evolution in that loop.
3718 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3720 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3722 * config/xtensa/xtensa.c: Include "df.h".
3723 (xtensa_builtin_saveregs): Use adjust_address instead of
3725 (xtensa_va_start): Invoke make_tree with sizetype for
3726 expand_builtin_saveregs and then convert the result to a pointer.
3727 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3728 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3729 Subtract argument size from index value as integers and then use
3730 POINTER_PLUS_EXPR to add the result to the array address.
3732 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3735 * config/m32c/m32c.c: Include dataflow header file.
3736 (m32c_emit_prologue): Adjust for prologue insn change.
3737 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3738 once inside a PARALLEL. Assume frame size passed in operand 0
3739 includes space to save the fb register.
3740 (prologue_enter_24): Likewise.
3741 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3743 2007-06-19 David Daney <ddaney@avtrex.com
3746 * config/mips/mips.md (cprestore): Mark $gp as used.
3748 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3751 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3752 (frv_ifcvt_modify_insn): Likewise.
3754 2007-06-19 Richard Guenther <rguenther@suse.de>
3756 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3757 only handle positive offsets that fit in a HOST_WIDE_INT.
3759 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3762 result of rsqrt insn for zero input argument to avoid NaN.
3764 2007-06-19 Richard Guenther <rguenther@suse.de>
3767 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3769 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3771 PR tree-optimization/32353
3772 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3774 2007-06-19 Nick Clifton <nickc@redhat.com>
3776 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3778 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3782 * config/i386/i386.c (assign_386_stack_local): Assert that
3783 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3784 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3785 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3786 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3788 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3790 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3792 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3794 PR rtl-optimization/32321
3795 * gcse.c (replace_store_insn): Update the note before
3796 calling emit_insn_after.
3798 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3801 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3803 * df-problems.c (df_note_bb_compute): Fix dumping info.
3805 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3807 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3808 insn with emit_jump_insn.
3810 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3812 PR tree-optimization/32383
3813 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3814 * targhooks.h (default_builtin_reciprocal): Update prototype.
3815 * target.h (struct gcc_target): Update builtin_reciprocal.
3816 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3817 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3818 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3819 when fndecl is in BUILT_IN_MD class.
3820 (execute_convert_to_rsqrt): Ditto.
3822 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3823 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3824 Convert BUILT_IN_SQRTF code only when md_fn is false.
3826 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3828 * bt-load.c (move_btr_def): Fix the order of arguments
3829 to validate_replace_rtx.
3831 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3833 * config/m68k/m68k-devices.def: Add 54450..54455.
3835 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3837 PR rtl-optimization/32366
3838 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3839 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3842 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3845 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3846 this is true, rescan insn being modified.
3847 (sms_schedule): Added rescan parameter.
3848 (rest_of_handle_sms): Moved freeing of dominance info to before
3849 getting out of cfg_layout.
3851 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3853 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3854 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3857 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3858 FL_CF_EMAC from the entry for isac.
3860 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3861 (const_sibcall_operand): New.
3862 (sibcall_operand): Use it.
3863 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3864 (m68k_isas): ISAC does not imply FPU or EMAC.
3865 (override_options): Add ISA_C logic for symbolic jump & call.
3867 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3869 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3870 return mode from the builtin itself.
3871 (sparc_fold_builtin): Fix cast of zero constant.
3873 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3875 * targhooks.c (default_builtin_reciprocal): New default target hook.
3876 * targhooks.h (default_builtin_reciprocal): Add prototype.
3877 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3878 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3879 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3880 default_builtin_reciprocal.
3882 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3885 * hooks.c (hook_tree_tree_bool_null): New hook.
3886 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3887 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3888 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3889 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3890 and convert it to reciprocal a*rfunc(b).
3891 (execute_convert_to_rsqrt): New function.
3892 (gate_convert_to_rsqrt): New function.
3893 (pass_convert_to_rsqrt): New pass definition.
3894 * target.h (struct gcc_target): Add builtin_reciprocal.
3895 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3896 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3897 TARGET_BUILTIN_RECIPROCAL.
3898 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3900 * config/i386/i386.h (TARGET_RECIP): New define.
3901 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3902 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3903 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3904 and not optimizing for size.
3905 (*rcpsf2_sse): New insn pattern.
3906 (*rsqrtsf2_sse): Ditto.
3907 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3908 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3909 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3910 and not optimizing for size.
3911 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3912 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3913 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3914 and not optimizing for size.
3915 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3916 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3917 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3918 and not optimizing for size.
3919 (*sse_rsqrtv4sf2): Do not export.
3921 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3922 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3923 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3924 and not optimizing for size.
3926 * config/i386/i386.opt (mrecip): New option.
3927 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3928 (ix86_emit_swsqrtsf): Ditto.
3929 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3930 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3932 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3933 ix86_expand_unop1_builtin.
3934 (ix86_emit_swdivsf): New function.
3935 (ix86_emit_swsqrtsf): Ditto.
3936 (ix86_builtin_reciprocal): New function.
3937 (TARGET_BUILTIN_RECIPROCAL): Use it.
3938 (ix86_vectorize_builtin_conversion): Rename from
3939 ix86_builtin_conversion.
3940 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3941 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3942 "i386 and x86_64 Options" section.
3943 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3945 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3946 Zdenek Dvorak <dvorakz@suse.cz>
3947 Richard Guenther <rguenther@suse.de>
3948 Kaz Kojima <kkojima@gcc.gnu.org>
3950 * tree-vrp.c (compare_values_warnv): Convert val2 to
3952 (extract_range_from_assert): Create
3953 POINTER_PLUS_EXPR for pointer types.
3954 (extract_range_from_binary_expr): Handle
3955 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3957 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3958 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3959 POINTER_PLUS_EXPR as PLUS_EXPR.
3960 (number_of_iterations_lt_to_ne):
3961 For pointer types, use sizetype when
3962 creating MINUS_EXPR/PLUS_EXPRs.
3963 (assert_loop_rolls_lt): For pointer types, use sizetype when
3964 creating MINUS_EXPR/PLUS_EXPRs.
3965 (number_of_iterations_le): Likewise.
3966 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3967 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3968 like PLUS_EXPR and MINUS_EXPR.
3969 * tree-pretty-print.c (dump_generic_node): Handle
3971 (op_prio): Likewise.
3972 (op_symbol_1): Likewise.
3973 * optabs.c (optab_for_tree_code): Likewise.
3974 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3976 * tree-tailcall.c (process_assignment): Mention
3977 POINTER_PLUS_EXPR in a TODO comment.
3978 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3979 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3980 not used with a pointer and an integer type.
3981 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3982 increment using chrec_convert_rhs instead of chrec_convert.
3983 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3984 PLUS_EXPR except for the right hand side's type will be
3986 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3987 (fold_used_pointer_cast): Kill.
3988 (pointer_offset_p): Kill.
3989 (fold_used_pointer): Kill.
3990 (pointer_used_p): Kill.
3991 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3992 call fold_used_pointer.
3993 (instantiate_parameters_1): Convert the increment
3994 using chrec_convert_rhs instead of chrec_convert.
3995 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3996 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3997 instead of PLUS_EXPR.
3998 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3999 PLUS_EXPR for pointers.
4000 (std_gimplify_va_arg_expr): Likewise.
4001 (fold_builtin_memory_op): Likewise.
4002 (fold_builtin_strstr): Likewise.
4003 (fold_builtin_strchr): Likewise.
4004 (fold_builtin_strrchr): Likewise.
4005 (fold_builtin_strpbrk): Likewise.
4006 (expand_builtin_memory_chk): Likewise.
4007 (fold_builtin_memory_chk): Likewise.
4008 (std_expand_builtin_va_start): Use
4009 sizetype for the call to make_tree and then convert
4010 to the pointer type.
4011 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4012 instead of PLUS_EXPR for adding to a pointer.
4013 (std_gimplify_va_arg_expr): Use fold_build2 for
4014 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4015 the operands to sizetype first and then cast the BIT_AND_EXPR
4016 back to the pointer type.
4017 * fold-const.c (build_range_check): Handle pointer types
4019 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4020 of PLUS_EXPR's. Make sure the offset is converted to
4022 (try_move_mult_to_index): Strip the NOPs from the offset.
4023 Remove code argument and replace all uses with PLUS_EXPR.
4024 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4025 specially. Don't use a pointer type for MINUS_EXPR.
4026 (fold_unary): Handle for (T1)(X op Y),
4027 only p+ as that is the only as that can be handled for
4028 binary operators now.
4029 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4031 <case PLUS_EXPR>: Add folding of PTR+INT into
4033 Don't call try_move_mult_to_index.
4034 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4035 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4036 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4037 Don't call try_move_mult_to_index.
4038 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4039 (tree_expr_nonzero_p): Likewise.
4040 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4041 of PLUS_EXPR for the complex expression folding.
4042 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4043 first chrec is a pointer type, then the second should
4044 be sizetype and not the first's type.
4045 For POINTER_PLUS_EXPR, use a different right hand side type.
4046 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4047 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4048 different right hand side type.
4049 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4050 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4051 instead of PLUS_EXPR.
4052 When either operand is zero, convert the other operand.
4053 (chrec_apply): Use chrec_convert_rhs
4054 on the argument x instead of chrec_convert.
4055 (reset_evolution_in_loop): For pointer types, the new_evol
4057 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4058 different right hand side type.
4059 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4060 (chrec_convert_rhs): New function.
4061 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4062 different right hand side type.
4063 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4064 * tree-chrec.h (chrec_convert_rhs): New prototype.
4065 (build_polynomial_chrec): For pointer types, the right hand
4066 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4067 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4068 Remove subtraction case as it is always addition now.
4069 Make sure the offset is converted to sizetype.
4070 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4071 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4072 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4073 PLUS_EXPR in pointer type.
4074 Handle POINTER_PLUS_EXPR.
4075 (tree_to_aff_combination): Likewise.
4076 (force_expr_to_var_cost): Likewise.
4077 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4078 instead of PLUS_EXPR for pointers.
4079 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4080 instead of PLUS_EXPR of pointer types.
4081 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4083 (check_va_list_escapes): Likewise.
4084 (check_all_va_list_escapes): Likewise.
4085 * dwarf2out.c (loc_descriptor_from_tree_1):
4086 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4087 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4088 (string_constant): Likewise.
4089 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4090 the offset to the base, use POINTER_PLUS_EXPR.
4091 (add_to_parts): Convert the index to sizetype.
4092 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4093 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4094 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4095 Offset only holds something for PLUS_EXPR.
4096 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4098 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4100 (analyze_accesses_for_modify_stmt): Likewise.
4101 Remove comment about the type being integral type as it is
4103 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4105 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4107 Correct the type which the artimentic is done in (is now
4110 * tree-data-ref.c (split_constant_offset): Handle
4112 * tree-affine.c (tree_to_aff_combination): Likewise.
4113 * c-typeck.c (build_unary_op): For pointers create the increment
4114 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4116 * gimplify.c (gimplify_self_mod_expr): Create a
4117 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4118 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4119 * tree.def (POINTER_PLUS_EXPR): New tree code.
4120 * tree-predcom.c (ref_at_iteration): If we have a pointer
4121 type do the multiplication in sizetype.
4122 * tree-mudflap.c (mf_xform_derefs_1): Create a
4123 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4124 * tree-ssa-forwprop.c
4125 (forward_propagate_addr_into_variable_array_index):
4126 Don't expect there to be a cast for the index as that
4127 does not exist anymore.
4128 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4129 instead of PLUS_EXPR.
4130 Don't check for the first operand of the POINTER_PLUS_EXPR
4131 was the index as it cannot be.
4132 Call forward_propagate_addr_into_variable_array_index with
4133 the SSA_NAME instead of the statement.
4134 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4135 (compare_constant): Likewise.
4136 (copy_constant): Likewise.
4137 (compute_reloc_for_constant): Likewise.
4138 (output_addressed_constants): Likewise.
4139 (initializer_constant_valid_p): Likewise.
4140 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4141 Convert the MIN/MAX of the inner type to the outer
4142 type before comparing them.
4143 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4144 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4145 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4146 of PLUS_EXPR for pointers.
4147 * tree-inline.c (estimate_num_insns_1): Handle
4149 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4150 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4151 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4152 instead of PLUS_EXPR for the pointer increment statement.
4153 (vect_update_ivs_after_vectorizer): For pointer types, create
4154 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4155 MULT_EXPR in sizetype.
4156 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4158 * tree-object-size.c (plus_expr_object_size): Handle
4159 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4160 code which is trying to figure out which side is a pointer and
4162 (check_for_plus_in_loops_1): Likewise.
4163 (check_for_plus_in_loops): Likewise.
4164 * c-common.c (pointer_int_sum): Create a
4165 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4166 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4167 only POINTER_PLUS_EXPR. Removing all the extra
4168 code which is trying to figure out which side is a pointer and
4170 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4171 PLUS_EXPR and MINUS_EXPR.
4172 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4174 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4175 with make_tree, instead of a pointer type.
4176 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4177 for pointers instead of PLUS_EXPR.
4178 (s390_gimplify_va_arg): Likewise.
4179 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4180 instead of PLUS_EXPR when doing addition on pointer
4181 types. Use sizetype for the second operand.
4182 (spu_gimplify_va_arg_expr): Likewise.
4183 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4184 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4185 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4186 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4187 for the pointer addition and also use size_int/sizetype
4189 (ix86_gimplify_va_arg): Likewise.
4190 Perform BIT_AND_EXPR on sizetype arguments.
4191 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4192 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4193 for the pointer additions and also use size_int for the offsets.
4194 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4195 additions and also use size_int for the offsets. Perform
4196 BIT_AND_EXPR on sizetype arguments.
4197 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4198 POINTER_PLUS_EXPR for pointers and create the
4199 BIT_AND_EXPR in sizetype.
4200 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4201 instead of PLUS_EXPR for pointer addition.
4202 (rs6000_va_start): Likewise.
4203 Also use sizetype for the offset.
4204 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4205 as PLUS_EXPR/MINUS_EXPR.
4206 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4207 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4208 Don't use BIT_AND_EXPR on a pointer type, convert the
4209 expression to sizetype first.
4210 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4212 (mips_gimplify_va_arg_expr): Likewise.
4213 Don't create BIT_AND_EXPR in a pointer type.
4215 2007-06-15 Eric Christopher <echristo@apple.com>
4217 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4218 (x86_64-*-darwin*): Ditto.
4219 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4222 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4224 * doc/extend.texi: Document behavior of __attribute__((aligned))
4227 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4229 * rtlanal.c (note_stores): Improve documentation.
4231 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4233 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4234 LOCAL_LABEL_PREFIX): Delete.
4235 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4236 (bfin_internal_label): Delete.
4238 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4240 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4241 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4242 otherwise define to LIBGCC2_TF_CEXT.
4243 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4244 (LIBGCC_TF_CEXT): Ditto.
4247 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4249 PR rtl-optimization/32339
4250 * df-scan.c (df_uses_record): Don't modify flags but just add to
4251 it for df_ref_record.
4253 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4255 * tree-mudflap.c: Fix whitespace issues.
4257 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4259 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4261 2007-06-14 Eric Christopher <echristo@apple.com>
4263 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4264 (movv4sf): Use gcc_unreachable instead of abort.
4266 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/sfp-machine.h (CMPtype): New define.
4270 (mach stubs): Use CMPtype instead of int as a return type.
4272 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4274 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4275 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4276 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4277 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4278 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4279 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4280 config/soft-fp/soft-fp.h: Update from glibc CVS.
4282 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4284 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4286 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4289 * config/v850/v850.c: Include dataflow header file.
4290 (substitute_ep_register): Fix typo.
4292 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4294 * configure.ac: Fix earlier checkin.
4295 * configure: Regenerated.
4297 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4299 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4300 * aclocal.m4: Regenerate.
4301 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4302 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4303 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4304 * configure: Regenerate.
4305 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4307 * Makefile.in (quickstrap): Build libgcc too.
4309 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4311 * configure.ac: Add --enable-checking=df. Explicitly mention that
4312 the variables are initialized as for "release".
4313 * df-core.c: Use it.
4314 * configure: Regenerate.
4315 * config.in: Regenerate.
4317 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4319 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4320 validate_replace_rtx instead of replace_rtx.
4321 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4323 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4325 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4326 (DWARF2_UNWIND_INFO): Override default if configured with
4328 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4329 (ENDFILE_SPEC): Add crtend.o.
4330 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4331 (ENDFILE_SPEC): Add crtend.o.
4332 (TARGET_USE_JCR_SECTION): Define.
4333 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4335 * config/i386/cygming-crtbegin.c: New file.
4336 * config/i386/cygming-crtend.c: New file.
4338 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4340 * config/i386/w32-unwind.h: New file.
4342 2007-06-13 Eric Christopher <echristo@apple.com>
4344 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4345 the user set a value below STACK_BOUNDARY.
4347 2007-06-13 Thiemo Seufer <ths@networkno.de>
4349 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4350 imply -lpthread for -pthread.
4352 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4354 * basic-block.h: Remove the prototype for
4355 free_basic_block_vars.
4356 * cfglayout.h: Remove the prototype for
4357 insn_locators_initialize.
4358 * tree.h: Remove the prototype for emit_line_note.
4360 * tree-ssa-pre.c (mergephitemp): Remove.
4361 (init_pre): Don't use mergephitemp.
4363 2007-06-13 Eric Christopher <echristo@apple.com>
4365 * config/i386/i386.c (override_options): If we've specified
4366 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4368 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4370 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4373 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4375 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4376 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4377 (eh_store_handler): New pattern.
4378 (eh_return): Emit it instead of a plain move.
4380 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4383 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4384 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4387 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4389 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4390 (find_next_insn_start, find_load): New functions.
4391 (bfin_reorg): Use them to deal with the fact that parallel insns are
4392 no longer represented as a SEQUENCE.
4394 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4396 * config/sparc/sparc.c (sparc_override_options): Initialize
4399 2007-06-13 Dave Korn <dave.korn@artimi.com>
4401 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4404 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4406 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4407 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4408 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4409 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4410 tree-vect-transform.c: Fix comment typos. Follow spelling
4413 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4415 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4416 to the exit block use set.
4417 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4418 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4419 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4421 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4423 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4424 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4425 to indicate an error.
4426 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4428 (dbg_cnt_process_opt): Print an error on a bad argument.
4429 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4430 * common.opt (-fdbg-cnt-list): New.
4431 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4433 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4435 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4436 flag on ref-all pointers.
4438 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4441 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4442 for the offset with the modifier as EXPAND_INITIALIZER
4443 if the modifier is EXPAND_INITIALIZER.
4444 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4445 a register if we had an overflow.
4447 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4449 * real.c (real_isfinite): New.
4450 (real_sqrt): Use it.
4451 * real.h (real_isfinite): New.
4452 * builtins.c: Use it.
4454 2007-06-12 Ian Lance Taylor <iant@google.com>
4455 Daniel Berlin <dberlin@dberlin.org>
4458 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4459 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4460 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4461 (DECL_NO_TBAA_P): Define.
4462 (struct tree_decl_common): Add no_tbaa_flag field.
4463 * tree-ssa-structalias.c (struct variable_info): Add
4464 no_tbaa_pruning field.
4465 (new_var_info): Initialize no_tbaa_pruning field.
4466 (unify_nodes): Copy no_tbaa_pruning field.
4467 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4468 (dump_solution_for_var): Print no_tbaa_pruning flag.
4469 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4471 (compute_tbaa_pruning): New static function.
4472 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4473 Call compute_tbaa_pruning.
4474 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4475 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4476 * gimple-low.c (lower_stmt): Likewise.
4477 * tree-gimple.c (is_gimple_stmt): Likewise.
4478 * tree-ssa-operands.c (get_expr_operands): Likewise.
4479 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4480 * tree-inline.c (estimate_num_insns_1): Likewise.
4481 (copy_result_decl_to_var): Likewise.
4482 * expr.c (expand_expr_real_1): Likewise.
4483 * tree-pretty-print.c (dump_generic_node): Likewise.
4484 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4485 * omp-low.c (omp_copy_decl_2): Likewise.
4486 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4487 * doc/c-tree.texi (Expression trees): Document
4488 CHANGE_DYNAMIC_TYPE_EXPR.
4490 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4493 with !HONOR_NANS and !HONOR_INFINITIES.
4494 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4496 2007-06-12 Tristan Gingold <gingold@adacore.com>
4498 * gcov.c: Comments updated.
4499 (source_info): Add file_time field.
4500 (source_index): New variable.
4501 (mutiple_files): New variable.
4502 (generate_results): New function extracted from process_file.
4503 (process_file): Save and restore chain of functions, generate
4504 results and free structures only if not merging results.
4505 (release_structures): File names are now freed in create_file_names
4506 (create_file_names): Free previous file names.
4507 (find_source): File date is now read here and modifications in
4508 source files is checked here.
4509 (read_graph_file): Only reverse order of functions for the current
4511 (make_gcov_file_name): Do not generate long names if input_name is
4513 (output_lines): If merging results do not display graph, data and
4515 Checking source file modification is done in find_source.
4517 * doc/gcov.texi: Append an s to sourcefile.
4519 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4521 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4522 (forced_nop): New pattern.
4523 * config/bfin/bfin.c: Include "df.h".
4524 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4525 (bfin_discover_loop): Use df_get_live_in instead of
4526 global_live_at_start.
4527 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4528 df_analyze when done.
4529 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4530 the insns. Use QImode for the final insn in a bundle. Call
4531 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4533 (reorder_var_tracking_notes): New function.
4534 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4535 update_life_info. Call df_analyze after scheduling and bundle
4536 generation. Call reorder_var_tracking_notes if generating these
4537 notes. Call df_finish_pass at the end.
4539 2007-06-12 Dirk Mueller <dmueller@suse.de>
4541 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4542 a comparison, not an assignment.
4544 2007-06-12 Olivier Hainque <hainque@adacore.com>
4546 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4547 Request walking the subtrees only, leaving the current is_lhs/val_only
4549 (convert_non_local_reference): Likewise.
4551 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4553 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4555 2007-06-12 Richard Guenther <rguenther@suse.de>
4557 PR tree-optimization/15353
4558 PR tree-optimization/31657
4559 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4560 * timevar.def: Add TV_TREE_IFCOMBINE.
4561 * tree-pass.h (pass_tree_ifcombine): Declare.
4562 * tree-ssa-ifcombine.c: New file.
4563 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4564 * tree-flow.h (blocks_in_phiopt_order): Declare.
4565 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4566 (tree-ssa-ifcombine.o): New dependencies.
4568 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4570 PR rtl-optimization/32293
4571 * combine.c (simplify_if_then_else): Truncate return from
4572 nonzero_bits() to correct mode.
4574 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4576 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4577 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4579 2007-06-11 Diego Novillo <dnovillo@google.com>
4581 * Makefile.in (reload1.o-warn): Remove.
4583 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4585 * combine.c (subst): Use reg_overlap_mentioned_p
4586 instead of comparing register numbers directly.
4588 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4590 * reload1.c (mark_home_live_1): Use the mode parameter.
4592 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4594 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4595 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4599 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4601 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4603 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4605 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4606 from integer registers.
4607 (FP mode splitters): Handle TFmode.
4609 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4611 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4612 for ref-all pointers that point-to anything.
4614 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4616 * config/arm/arm.c (arm_output_dwarf_dtprel,
4617 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4619 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4621 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4622 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4625 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4627 * gcc/tree.c (signed_or_unsigned_type_for): New.
4628 (unsigned_type_for): Use signed_or_unsigned_type_for.
4629 (signed_type_for): Use signed_or_unsigned_type_for.
4630 * gcc/tree.h (signed_or_unsigned_type_for): New.
4631 (get_signed_or_unsigned_type): Remove.
4632 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4633 lang_hooks.types.signed_type
4634 (size_diffop): Likewise.
4635 (all_ones_mask_p): Likewise.
4636 (build_range_check): Likewise.
4637 (fold_cond_expr_with_comparison): Likewise.
4638 (fold_cond_expr_with_comparison): Likewise.
4639 (unextend): Likewise.
4640 (extract_muldiv_1): Likewise.
4641 (fold_single_bit_test_into_sign_test): Likewise.
4642 (fold_binary): Likewise.
4643 (fold_ternary): Likewise.
4644 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4645 instead of get_signed_or_unsigned_type.
4646 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4647 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4648 * gcc/expr.c (signed_or_unsigned_type_for): Use
4649 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4650 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4651 (lhd_signed_or_unsigned_type): Remove.
4652 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4653 signed_or_unsigned_type.
4654 (lhd_signed_or_unsigned_type): Remove.
4655 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4656 lang_hooks.types.signed_type.
4657 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4658 c_common_signed_type instead of lang_hooks.types.signed_type.
4659 (c_common_unsigned_type): New.
4660 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4661 (shorten_compare): Use c_common_unsigned_type instead of
4662 c_common_signed_or_unsigned_type.
4663 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4665 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4666 lang_hooks.types.signed_type.
4667 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4668 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4669 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4670 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4671 instead of unsigned_type_for.
4672 * gcc/c-decl.c (groakdeclarator): Likewise.
4673 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4674 * gcc/c-common.h (c_common_unsigned_type): New.
4676 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4679 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4680 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4682 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4685 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4686 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4688 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4689 Sebastian Pop <sebpop@gmail.com>
4691 * lambda-code.c (remove_iv): New.
4692 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4694 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4696 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4697 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4698 * tree-ssa-loop-prefetch.c: Include optabs.h.
4699 (FENCE_FOLLOWING_MOVNT): New macro.
4700 (struct mem_ref): Add independent_p and storent_p fields.
4701 (record_ref): Initalize the new fields.
4702 (gather_memory_references_ref): Return true if the reference
4704 (gather_memory_references): Check whether all memory accesses
4705 in loop were recorded.
4706 (should_issue_prefetch_p): Return false for nontemporal stores.
4707 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4708 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4709 (determine_loop_nest_reuse): Detect independent memory references.
4710 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4711 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4712 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4713 * config/i386/i386.h (x86_mfence): Declare.
4714 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4715 * config/i386/i386.c (x86_mfence): New variable.
4716 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4718 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4719 * optabs.c (init_optabs): Initialize storent_optab.
4720 * optabs.h (enum optab_index): Add OTI_storent.
4721 (storent_optab): Declare.
4722 * genopinit.c (optabs): Add initialization for storent_optab.
4723 * tree.h (MOVE_NONTEMPORAL): New macro.
4724 * expr.c (expand_assignment, store_expr, store_constructor_field,
4725 store_constructor, store_field, expand_expr_real_1): Propagate
4726 nontemporality of the expanded store.
4727 (emit_storent_insn): New function.
4728 * expr.h (expand_assignment, store_expr): Declaration changed.
4729 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4730 to expand_assignment.
4731 * stmt.c (expand_asm_expr): Ditto.
4732 * calls.c (initialize_argument_information): Pass false as
4733 nontemporality to store_expr.
4734 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4737 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4739 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4741 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4743 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4745 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4746 and allow DECL_P here.
4748 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4750 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4751 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4752 track of the size of the expression.
4753 * cfghooks.c (merge_blocks): Remove block from loops structure only
4754 after call of the merge_blocks hook.
4756 2007-06-09 Tom Tromey <tromey@redhat.com>
4758 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4759 (deprecated_state): Removed.
4760 (start_decl): Update.
4761 (enum deprecated_states): Moved earlier.
4762 (groktypename): Update.
4763 (push_parm_decl): Likewise.
4764 (grokfield): Likewise.
4765 (start_function): Likewise.
4767 2007-06-09 Ian Lance Taylor <iant@google.com>
4769 PR tree-optimization/32169
4770 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4771 CONVERT_EXPR, check whether min and max both converted to an
4772 overflow infinity representation.
4774 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4776 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4777 not inserted on the edge.
4779 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4781 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4782 instructions if they are supported.
4783 (__divsi3, __umodsi3, __modsi3): Likewise.
4784 (__ashldi3, __ashrdi3, __lshrdi3): New.
4785 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4787 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4788 Tony Linthicum <tony.linthicum@amd.com>
4790 * doc/invoke.texi: Add fvect-cost-model flag.
4791 * common.opt (fvect-cost-model): New flag.
4792 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4793 cost fields in stmt_vec_info struct for STMT.
4794 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4795 fields in stmt_vec_info struct and access functions for the same.
4796 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4797 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4798 load, store and vector to scalar operation.
4799 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4800 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4801 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4802 (TARG_VEC_STORE_COST): Define cost of vector store.
4803 (vect_estimate_min_profitable_iters): Define new function.
4804 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4805 check to evaluate if loop iterations are less than minimum profitable
4806 iterations determined by cost model or minimum vect loop bound defined
4807 by user, whichever is more conservative.
4808 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4809 run-time check to evaluate if loop iterations are less than minimum
4810 profitable iterations determined by cost model or minimum vect loop
4811 bound defined by user, whichever is more conservative.
4812 (vect_estimate_min_profitable_iterations): New function to estimate
4813 mimimimum iterartions required for vector version of loop to be
4814 profitable over scalar version.
4815 (vect_model_reduction_cost): New function.
4816 (vect_model_induction_cost): New function.
4817 (vect_model_simple_cost): New function.
4818 (vect_cost_strided_group_size): New function.
4819 (vect_model_store_cost): New function.
4820 (vect_model_load_cost): New function.
4821 (vectorizable_reduction): Call vect_model_reduction_cost during
4823 (vectorizable_induction): Call vect_model_induction_cost during
4825 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4826 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4827 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4828 vectorizable_promotion, vectorizable_demotion): Call
4829 vect_model_simple_cost during analysis phase.
4831 2007-06-08 Simon Baldwin <simonb@google.com>
4833 * reg-stack.c (get_true_reg): Readability change. Moved default case
4834 label into direct switch statement scope.
4836 2007-06-08 Simon Baldwin <simonb@google.com>
4838 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4839 in gcc_assert() with '==' comparison.
4841 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4843 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4844 TARGET_ABM handling of x86_popcnt variable.
4846 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4848 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4849 __builtin_copysignq and __builtin_infq built-in functions.
4851 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4853 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4854 SSE4.2 section. Correct built-in function names in SSE4A section.
4856 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4858 PR tree-optimization/32243
4859 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4860 for ncopies after ratio check between nunits_out and nunits_in.
4861 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4863 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4865 PR tree-optimization/32224
4866 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4867 vectorization upon a non GIMPLE_MODIFY_STMT.
4869 2007-06-08 Christian Bruel <christian.bruel@st.com>
4872 * config/sh/sh.md (doloop_end): New pattern and splitter.
4873 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4875 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4878 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4880 (verify_dominators): Do not change dominance tree.
4882 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4884 * config/sh/constraints.md: New file.
4885 * config/sh/sh.c: Include tm-constrs.h.
4886 (reg_class_from_letter): Remove.
4887 (prepare_cbranch_operands): Use satisfies_constraint_*
4888 function instead of macro.
4889 (andcosts, broken_move, sh_secondary_reload): Likewise.
4890 * config/sh/predicates.md (trapping_target_operand): Likewise.
4891 (and_operand, arith_operand, arith_reg_or_0_operand,
4892 cmp_operand, logical_operand, target_operand,
4893 ua_address_operand, ua_offset, xor_operand): Likewise.
4894 * config/sh/sh.md: Include constraints.md.
4895 (*movsicc_t_false): Use satisfies_constraint_* function
4897 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4898 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4899 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4900 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4901 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4902 (REG_CLASS_FROM_CONSTRAINT): Remove.
4903 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4904 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4905 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4906 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4907 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4908 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4909 function instead of macro.
4910 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4911 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4912 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4913 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4914 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4915 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4916 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4917 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4918 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4919 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4920 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4921 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4922 EXTRA_CONSTRAINT_STR): Likewise.
4923 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4925 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4927 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4929 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4932 * c-common.h (flag_cpp0x): Replaced by...
4933 (cxx_dialect): ... this new variable specifying the C++ dialect that
4935 * c-common.c (flag_cpp0x): Removed.
4936 (cxx_dialect): Defined.
4937 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4939 * c-opts.c (c_common_post_options): Likewise.
4940 (set_std_cxx98): Set cxx_dialect to cxx98.
4941 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4943 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4944 Hui-May Chang <hm.chang@apple.com>
4946 * doc/invoke.texi (Darwin Options): Update documentation for
4947 -mmacosx-version-min.
4948 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4949 * config/darwin-driver.c: New file.
4950 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4951 * config/t-darwin (darwin-driver.o): New rule.
4953 * config/darwin-c.c (version_as_macro): Ignore low digit.
4955 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4958 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4959 (CSGNMODE): New mode macro.
4960 (CSGNVMODE): New mode attribute.
4961 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4962 expander using CSGNMODE mode macro. Handle TFmode.
4963 (copysign<mode>3_const): Rename from copysignsf3_const and
4964 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4966 (copysign<mode>3_var): Rename from copysignsf3_var and
4967 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4969 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4970 mode macro. Handle TFmode.
4971 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4972 (iortf3, *iortf3): Ditto.
4973 (xortf3, *xortf3): Ditto.
4974 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4975 TFmode and TImode masks.
4976 (ix86_expand_copysign): Expand TFmode copysign insn.
4977 (IX86_BUILTIN_INFQ): New.
4978 (IX86_BUILTIN_FABSQ): Ditto.
4979 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4980 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4981 [__builtin_fabsq]: Ditto.
4982 [__builtin_copysignq]: Ditto.
4983 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4984 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4985 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4986 ix86_expand_binop_builtin().
4988 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4990 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4992 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4995 * rtl.h (push_to_sequence2): New.
4996 * emit-rtl.c (push_to_sequence2): New.
4997 * function.c (assign_parm_data_all): Add new fields.
4998 (assign_parm_setup_block): Call push_to_sequence2 instead of
5000 (assign_parm_setup_reg): Ditto.
5001 (assign_parm_setup_stack): Ditto.
5002 (assign_parms_unsplit_complex): Ditto.
5003 (assign_parms): Change field name.
5005 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5007 PR tree-optimization/32220
5008 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5009 phi node is reached before defining statement.
5011 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5014 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5015 after changing the right hand side of the assignment.
5017 2007-06-06 Eric Christopher <echristo@apple.com>
5019 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5020 (x86_64-*-darwin*): Ditto.
5021 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5022 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5024 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5026 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5028 (add_key): Likewise.
5029 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5030 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5032 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5034 (add_cost_one_coalesce): Likewise.
5035 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5036 variable names. Rename orig to orig_name for consistency.
5037 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5039 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5041 (record_equivalences_from_stmt): Likewise.
5042 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5043 the coding conventions.
5044 (memory_ssa_name_same): Likewise.
5045 (dse_optimize_stmt): Likewise.
5046 (dse_record_phis): Likewise.
5047 (dse_finalize_block): Likewise.
5048 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5049 keywords as variable names.
5050 (may_move_till): Cast according to the coding conventions.
5051 (force_move_till_expr): Avoid using C++ keywords as variable names.
5052 (force_move_till): Cast according to the coding conventions.
5053 (memref_hash): Likewise.
5054 (memref_eq): Likewise.
5055 (gather_mem_refs_stmt): Likewise.
5056 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5057 using C++ keywords as variable names.
5058 (idx_find_step): Cast according to the coding conventions.
5059 (idx_record_use): Likewise.
5060 (find_depends): Likewise.
5061 (prepare_decl_rtl): Likewise.
5062 (mbc_entry_hash): Likewise.
5063 (mbc_entry_eq): Likewise.
5064 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5065 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5066 (idx_infer_loop_bounds): Cast according to the coding conventions.
5067 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5068 * tree-ssa-math-opts.c (occ_new ): Likwise.
5069 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5071 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5073 (add_use_op): Likewise.
5074 (add_vop): Likewise.
5075 (add_vuse_op): Likewise.
5076 (add_vdef_op): Likewise.
5077 (get_expr_operands): Likewise.
5078 (push_stmt_changes): Use type safe memory macros.
5079 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5080 keywords as variable names.
5081 (conditional_replacement): Likewise.
5082 (minmax_replacement): Likewise.
5083 (abs_replacement): Likewise.
5084 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5086 (insert_fake_stores): Avoid using C++ keywords as variable names.
5087 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5089 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5090 (heapvar_insert): Use type safe memory macros.
5091 (new_var_info): Cast according to the coding conventions.
5092 (new_constraint): Likewise.
5093 (remove_preds_and_fake_succs): Use type safe memory macros.
5094 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5096 (thread_single_edge): Likewise.
5097 (thread_through_loop_header): Likewise.
5099 2007-06-06 Eric Christopher <echristo@apple.com>
5101 * config/i386/i386.c (override_options): Move handling
5102 of TARGET_SUBTARGET* earlier.
5104 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5106 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5109 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5111 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5112 emited outside of basic block.
5113 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5115 * rtl.h (delete_insn_chain): Declaration changed.
5116 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5118 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5119 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5120 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5121 to delete_insn_chain.
5122 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5123 do not have bb field set.
5124 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5126 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5127 * cfgcleanup.c (try_optimize_cfg): Ditto.
5129 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5131 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5132 (lambda_body_vector_new): Use type safe memory macros.
5133 (lambda_linear_expression_new): Likewise.
5134 (lambda_loopnest_new): Likewise.
5135 (lambda_lattice_new): Likewise.
5136 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5137 conventions. Use type safe memory macros.
5138 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5139 (lambda_body_vector_s): Likewise.
5140 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5141 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5143 2007-06-06 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5146 if we need to schedule cfg_cleanup.
5147 (tree_ssa_forward_propagate_single_use_vars): Do so.
5149 2007-06-06 Ian Lance Taylor <iant@google.com>
5151 * fold-const.c (merge_ranges): If range_successor or
5152 range_predecessor fail, just return 0.
5154 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5156 PR tree-optimization/32216
5157 * tree-vectorizer.c (supportable_widening_operation): Determine
5158 signedness of FIX_TRUNC_EXPR from output operand.
5159 (supportable_narrowing_operation): Ditto.
5160 * tree-vect-generic.c (expand_vector_operations_1): Determine
5161 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5164 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5166 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5167 (struct pta): ...from here. Change flags to unsigned to avoid
5168 excessive casting (as it is used as a bit mask).
5169 (override_options): Add casts according to the coding convenventions.
5170 (x86_64_elf_unique_section): Likewise.
5171 (examine_argument): Avoid using C++ keywords as variable names.
5172 (construct_container): Likewise.
5173 (legitimize_pic_address): Likewise.
5174 (get_dllimport_decl): Cast according to the coding conventions. Use
5175 type safe memory macros.
5176 (legitimize_address): Cast according to the coding conventions.
5177 (emit_i387_cw_initialization): Corrected the type of slot to enum
5179 (ix86_init_machine_status): Use type safe memory macros.
5180 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5181 (bdesc_pcmpistr): Likewise.
5182 (bdesc_crc32): Likewise.
5183 (bdesc_sse_3arg): Likewise.
5184 (bdesc_2arg): Likewise.
5185 (bdesc_1arg): Likewise.
5186 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5187 (ix86_expand_sse_pcmpistr): Likewise.
5188 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5189 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5190 int to match the langhook definition.
5191 (ix86_builtin_conversion): Change the type of code to unsigned init to
5192 match the langhook definition.
5193 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5195 (ix86_preferred_output_reload_class): Likewise.
5196 (ix86_cannot_change_mode_class): Likewise.
5197 (ix86_memory_move_cost): Likewise.
5198 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5199 avoid excessive casting later on.
5200 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5202 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5204 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5205 as flags setting insn.
5206 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5208 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5211 (UNSPEC_ROUND): New.
5212 ("sse4_1_round<mode>2"): New insn pattern.
5213 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5215 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5216 expander using SSEMODEF mode macro. Expand using
5217 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5218 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5219 expander using SSEMODEF mode macro. Expand using
5220 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5221 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5222 expander using SSEMODEF mode macro. Expand using
5223 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5224 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5225 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5226 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5229 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5230 Sebastian Pop <sebpop@gmail.com>
5232 * lambda.h (build_linear_expr): New.
5233 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5234 Use build_linear_expr, call fold and force_gimple_operand.
5235 (lambda_loopnest_to_gcc_loopnest): Check that there is
5236 something to insert.
5237 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5239 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5241 PR preprocessor/23479
5242 * doc/extend.texi: Document the 0b-prefixed binary integer
5245 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5247 PR tree-optimization/32215
5248 * tree-vectorizer.c (supportable_widening_operation): Return false
5249 for unsupported FIX_TRUNC_EXPR tree code.
5250 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5252 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5254 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5255 register on SPE targets. Change documentation to reflect
5257 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5258 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5259 out of the register allocation pool.
5260 (rs6000_reg_live_or_pic_offset_p): New function.
5261 (rs6000_emit_prologue): Move the actual saving of LR up to free
5262 r0 for holding r11. Split saving of SPE 64-bit registers into
5263 its own case. Ensure that offsets will always be in-range for
5264 'evstdd' by using r11 as a scratch register to point at the start
5265 of the SPE save area. Save r11 if necessary, as it is the static
5267 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5268 into its own case. Ensure that offsets will always be in-range
5269 for 'evldd' by using r11 as a scratch register to point at the
5270 start of the SPE save area. Also adjust r11 when restoring
5271 the stack pointer to compensate for pre-loading r11.
5273 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5275 * cfg.c (init_flow): Use type safe memory macros.
5276 (alloc_block): Likewise.
5277 (unchecked_make_edge): Likewise.
5278 (dump_flow_info): Avoid using C++ keywords as variable names.
5279 (copy_original_table_clear): Cast according to the coding conventions.
5280 (copy_original_table_set): Likewise.
5281 * cfgexpand (label_rtx_for_bb): Likewise.
5282 (expand_gimple_basic_block): Likewise.
5283 * cfghooks.c (dump_bb): Likewise.
5284 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5286 (lv_add_condition_to_bb): Likewise.
5287 * cfglayout (relink_block_chain): Cast according to the coding
5289 (fixup_reorder_chain): Likewise.
5290 (fixup_fallthru_exit_predecessor): Likewise.
5291 * cfgloop.c (glb_enum_p): Likewise.
5292 (get_exit_description): Likewise.
5293 (dump_recorded_exit): Likewise.
5294 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5295 (struct loop): ... from here.
5296 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5298 * cfgrtl.c (rtl_create_basic_block): Likewise.
5299 (rtl_split_block): Likewise.
5300 (rtl_dump_bb): Likewise.
5301 (cfg_layout_split_block): Likewise.
5302 (init_rtl_bb_info): Use typesafe memory macros.
5304 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5305 * graphds.h: Updated all usages of edge to graph_edge.
5306 * graphds.c: Likewise.
5307 * cfgloopanal.c: Likewise.
5309 2007-06-05 Ian Lance Taylor <iant@google.com>
5311 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5312 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5313 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5315 (test_for_singularity): Likewise.
5317 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5319 * config/i386/constraints.md ("Y2"): Replaced by ...
5321 * config/i386/i386.md: Likewise.
5322 * config/i386/mmx.md: Likewise.
5323 * config/i386/sse.md: Likewise.
5325 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5327 * config/i386/constraints.md ("z"): Replaced by ...
5329 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5330 (sse4_1_blendvps): Likewise.
5331 (sse4_1_pblendvb): Likewise.
5332 (sse4_2_pcmpestr): Likewise.
5333 (sse4_2_pcmpestrm): Likewise.
5334 (sse4_2_pcmpestr_cconly): Likewise.
5335 (sse4_2_pcmpistr): Likewise.
5336 (sse4_2_pcmpistrm): Likewise.
5337 (sse4_2_pcmpistr_cconly): Likewise.
5339 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5341 * matrix-reorg.c (transform_access_sites): Fix computation.
5342 (transform_allocation_sites): Same.
5344 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/i386.c (override_options): Use
5347 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5349 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5351 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5352 (nonimm_not_xmm0_operand): Ditto.
5353 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5354 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5355 as operand[2] predicate. Require "z" class XMM register for
5356 operand[3]. Adjust asm template.
5357 ("sse4_1_blendvpd"): Ditto.
5358 ("sse4_1_pblendvb"): Ditto.
5359 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5360 force op2 into xmm0 register for variable blend instructions.
5362 2007-06-04 Tom Tromey <tromey@redhat.com>
5364 * c-tree.h (start_enum): Update.
5365 (build_enumerator): Likewise.
5366 * c-decl.c (enum_next_value): Removed.
5367 (enum_overflow): Likewise.
5368 (start_enum): Add c_enum_contents argument. Don't use globals.
5369 (build_enumerator): Likewise.
5370 * c-tree.h (struct c_enum_contents): New struct.
5372 2007-06-04 Tom Tromey <tromey@redhat.com>
5374 * c-common.c (c_common_get_alias_set): Fix indentation.
5376 2007-06-04 Ian Lance Taylor <iant@google.com>
5378 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5379 to overflow, reduce overflow infinity to regular infinity.
5380 (vrp_var_may_overflow): New static function.
5381 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5383 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5385 * stor-layout.c (layout_type): Remove duplicate code.
5387 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5390 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5391 before build_common_builtin_nodes ().
5393 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5396 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5398 2007-06-04 Jan Hubicka <jh@suse.cz>
5400 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5401 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5402 instead of _stat version.
5404 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5406 PR tree-optimization/32194
5407 * tree-predcom.c (determine_offset): Check that both references have
5410 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5412 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5413 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5414 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5415 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5416 Add argument to iterate_fix_dominators call.
5417 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5418 * gcse.c (hoist_code): Change domby to vector.
5419 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5420 Add argument to iterate_fix_dominators call.
5421 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5422 recompute_dominator.
5423 * lambda-code.c (perfect_nestify): Ditto.
5424 * cfgloopanal.c: Include graphds.h.
5425 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5426 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5427 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5429 * graphds.c: New file.
5430 * graphds.h: New file.
5431 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5432 (get_dominated_by, get_dominated_by_region): Change return type to
5434 (verify_dominators): Recompute all dominators and compare the results.
5435 (recount_dominator): Renamed to ...
5436 (recompute_dominator): ... this. Do not check that the block is
5438 (iterate_fix_dominators): Reimplemented.
5439 (prune_bbs_to_update_dominators, root_of_dom_tree,
5440 determine_dominators_for_sons): New functions.
5441 * et-forest.c (et_root): New function.
5442 * et-forest.h (et_root): Declare.
5443 * Makefile.in (graphds.o): Add.
5444 (cfgloopanal.o): Add graphds.h dependency.
5445 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5446 * basic-block.h (get_dominated_by, get_dominated_by_region,
5447 iterate_fix_dominators): Declaration changed.
5448 (recount_dominator): Renamed to ...
5449 (recompute_dominator): ... this.
5450 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5451 (thread_through_all_blocks): Do not free dominance info.
5453 2007-06-03 Andreas Schwab <schwab@suse.de>
5455 * config/m68k/m68k.c (override_options): Don't override
5457 * config/m68k/m68k-modes.def (SF, DF): Define to use
5458 motorola_single_format and motorola_double_format, resp.
5459 * real.c (motorola_single_format): Renamed from
5460 coldfire_single_format.
5461 (motorola_double_format): Renamed from coldfire_double_format.
5462 (encode_ieee_extended): Generate a proper canonical NaN image
5463 respecting canonical_nan_lsbs_set.
5464 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5466 * real.h: Adjust declarations.
5468 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5471 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5472 the symbol is generated with the stack protector.
5474 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5476 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5477 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5479 * doc/extend.texi (interrupt): Mention m68k.
5481 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5484 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5485 (ix86_expand_sse_pcmpestr): Do not check operands for
5486 "register_operand", when insn operand predicate is "register_operand".
5487 (ix86_expand_sse_pcmpistr): Ditto.
5489 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5490 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5493 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5494 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5495 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5496 * config/i386/constraints.md ("z"): New register constraint
5497 for members of SSE_FIRST_REG class.
5498 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5499 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5500 SSE_FIRST_REG class.
5501 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5502 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5503 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5504 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5505 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5506 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5507 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5508 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5509 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5510 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5511 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5512 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5513 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5514 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5515 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5516 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5517 (struct builtin_description): Change "flag" field to unsigned.
5518 (bdesc_pcmpestr): New builtin description table.
5519 (bdesc_pcmpistr): Likewise.
5520 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5521 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5522 Initialize pcmp[ei]str[im] insns for SSE4.2.
5523 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5524 (ix86_expand_sse_pcmpistr): Likewise.
5525 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5526 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5527 (UNSPEC_PCMPISTR): Likewise.
5528 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5529 (sse4_2_pcmpestri):New isns pattern.
5530 (sse4_2_pcmpestrm): Likewise.
5531 (sse4_2_pcmpestr_cconly): Likewise.
5532 (sse4_2_pcmpistr): New insn patern and splitter.
5533 (sse4_2_pcmpistri):New isns pattern.
5534 (sse4_2_pcmpistrm): Likewise.
5535 (sse4_2_pcmpistr_cconly): Likewise.
5536 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5539 2007-06-01 David Daney <ddaney@avtrex.com>
5541 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5542 LOADGP_ABSOLUTE and not binds_local_p.
5544 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5546 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5548 2007-06-01 Ian Lance Taylor <iant@google.com>
5550 * tree-vrp.c (compare_name_with_value): Always set
5551 used_strict_overflow if we get a result from the variable itself.
5553 2007-06-01 Ian Lance Taylor <iant@google.com>
5555 PR rtl-optimization/31455
5556 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5557 subregs which have a cast between modes which are not tieable.
5559 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5561 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5562 breaks after return statements.
5564 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5566 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5567 only after no_new_pseudos.
5569 2007-05-31 Eric Christopher <echristo@apple.com>
5571 * expr.c (convert_move): Assert that we don't have a BLKmode
5573 (store_expr): Handle BLKmode moves by calling emit_block_move.
5575 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5577 * c-typeck.c (build_indirect_ref): Include type in error message.
5578 (build_binary_op): Pass types to binary_op_error.
5579 * c-common.c (binary_op_error): Take two type arguments, print out
5581 * c-common.h (binary_op_error): Update prototype.
5583 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5585 * config/i386/i386.c: Correct coments on -mno-sse4.
5587 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5589 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5590 (x86_64-*-*): Likewise.
5591 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5592 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5593 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5594 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5595 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5596 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5597 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5598 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5599 (OPTION_MASK_ISA_SSE4): Likewise.
5600 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5601 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5602 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5603 (override_options): Support SSE4.2.
5604 (ix86_build_const_vector): Support SImode and DImode.
5605 (ix86_build_signbit_mask): Likewise.
5606 (ix86_expand_int_vcond): Support V2DImode.
5607 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5608 (IX86_BUILTIN_CRC32HI): Likewise.
5609 (IX86_BUILTIN_CRC32SI): Likewise.
5610 (IX86_BUILTIN_CRC32DI): Likewise.
5611 (IX86_BUILTIN_PCMPGTQ): Likewise.
5612 (bdesc_crc32): Likewise.
5613 (bdesc_sse_3arg): Likewise.
5614 (ix86_expand_crc32): Likewise.
5615 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5616 (ix86_expand_builtin): Likewise.
5617 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5618 __SSE4_2__ for -msse4.2.
5619 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5620 (CRC32MODE): Likewise.
5621 (crc32modesuffix): Likewise.
5622 (crc32modeconstraint): Likewise.
5623 (sse4_2_crc32<mode>): Likewise.
5624 (sse4_2_crc32di): Likewise.
5625 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5627 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5628 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5629 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5630 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5631 (vcondu<mode>): Likewise.
5632 * doc/extend.texi: Document SSE4.2 built-in functions.
5633 * doc/invoke.texi: Document -msse4.2/-msse4.
5635 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5637 PR tree-optimization/32160
5638 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5639 variable as gimple reg.
5640 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5642 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5644 * gcc.c (main): Don't consider linker options when issuing the
5645 warning about a linker input file not being used.
5647 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5649 * tree-vrp.c (compare_names): Initialize sop.
5651 2007-05-30 Dirk Mueller <dmueller@suse.de>
5653 * cgraphunit.c (cgraph_analyze_function): Remove
5654 computation of inline parameters.
5656 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5658 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5660 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5662 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5663 Add vx-common.h. Include vxworks.h between vx-common.h and
5665 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5667 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5668 (TARGET_ASM_DESTRUCTOR): Likewise.
5669 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5670 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5671 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5672 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5673 (VXWORKS_ENDIAN_SPEC): Define.
5674 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5675 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5676 VXWORKS_* equivalents.
5677 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5678 (ASM_FILE_START): Delete.
5679 (TARGET_VERSION): Reformat.
5680 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5681 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5682 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5683 (FPBIT, DPBIT): Define.
5684 (fp-bit.c, dp-bit.c): New rules.
5685 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5686 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5687 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5688 * config/arm/arm.h: Include vxworks-dummy.h.
5689 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5690 Mark with ATTRIBUTE_UNUSED.
5691 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5692 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5693 make it incompatible with -msingle-pic-base.
5694 (arm_function_ok_for_sibcall): Return false for calls that might
5695 go through a VxWorks PIC PLT entry.
5696 (require_pic_register): New function, split out from...
5697 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5699 (arm_load_pic_register): Handle the VxWorks RTP initialization
5700 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5701 (arm_emit_call_insn): New function.
5702 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5703 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5704 (pic_offset_arm): New pattern.
5705 (call, call_value): Use arm_emit_call_insn.
5706 (call_internal, call_value_internal): New expanders.
5707 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5708 VxWorks unless __PIC__.
5710 2007-05-30 Eric Christopher <echristo@gmail.com>
5712 * genrecog.c: Include regs.h in generated file.
5713 * genemit.c: Ditto. Fix up formatting.
5714 * config/mn10300/constraints.md: New.
5715 * config/mn10300/mn10300.md: Include.
5716 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5717 Fix up for removed macro.
5718 * config/mn10300/predicates.md (call_address_operand): Ditto.
5719 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5720 (CONST_OK_FOR_I): Ditto.
5721 (CONST_OK_FOR_J): Ditto.
5722 (CONST_OK_FOR_K): Ditto.
5723 (CONST_OK_FOR_L): Ditto.
5724 (CONST_OK_FOR_M): Ditto.
5725 (CONST_OK_FOR_N): Ditto.
5726 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5730 (EXTRA_CONSTRAINT): Ditto.
5732 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5736 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5737 OPTION_MASK_ISA_64BIT.
5738 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5740 2007-05-30 Richard Guenther <rguenther@suse.de>
5743 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5744 types for comparison.
5745 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5746 with original typed arguments.
5747 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5749 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5751 PR tree-optimization/31769
5752 * except.c (duplicate_eh_regions): Clear prev_try if
5753 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5755 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5757 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5758 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5759 bsi of the location where statements should be inserted.
5760 (sink_code_in_bb): Take bsi from statement_sink_location.
5761 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5762 instead of bsi_start.
5763 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5765 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5766 (bsi_move_before): Document inconsistency with bsi_move_after.
5767 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5769 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5771 * config/i386/i386.h (TARGET_ABM): New define.
5772 (TARGET_POPCNT): Ditto.
5773 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5774 New temporary defines to redefine from OPTION_ISA_* defines.
5775 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5776 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5777 (ix86_isa_flags): New extern int declaration.
5778 (TARGET_SUBTARGET_DEFAULT): New define.
5779 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5780 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5781 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5782 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5783 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5784 * config/i386/darwin.h: Change TARGET_64BIT define to
5787 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5788 using existing "ix86_isa_flags" varible.
5789 (m32, m64): Use existing "ix86_isa_flags" variable.
5790 (mmmx, m3dnow): Ditto.
5791 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5792 (mabm): Define as non-negative option using "x86_abm" variable.
5793 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5795 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5796 Rewrite feature test bitmap.
5797 (ix86_isa_flags): New initialized global int varible.
5798 (ix86_isa_flags_explicit): New static int variable.
5799 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5800 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5801 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5802 target_flags_explicit.
5803 (override_options): Remove "target_enable" and "target_disable" fields
5804 from "struct ptt". Update processor_target_table accordingly. Remove
5805 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5806 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5807 "target_flags" and "ix86_isa_flags_explicit" instead of
5808 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5809 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5810 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5811 to true when either of PTA_POPCNT or PTA_ABM is set in
5812 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5813 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5814 processor_alias_table flags entry. Remove handling of
5815 "target_enable" and "target_disable" fields of processor_target_table.
5816 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5817 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5818 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5819 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5820 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5822 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5824 2007-05-29 David Daney <ddaney@avtrex.com>
5827 * config/mips/mips.c (mips_output_mi_thunk): Emit
5828 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5830 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5831 * config/i386/i386.c (ix86_function_regparm): Added checking of
5832 ix86_force_align_arg_pointer to determine the number of
5833 register parameters.
5835 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5837 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5838 (SET_DR_MISALIGNMENT): New.
5839 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5840 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5841 Use SET_DR_MISALIGNMENT.
5842 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5844 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5845 find_loop_nest): Export.
5846 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5847 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5848 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5849 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5851 (struct mem_ref): Add field reuse_distance.
5852 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5853 Initialize reuse_distance field.
5854 (issue_prefetch_ref): Select temporality of prefetch according to
5856 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5857 self_reuse_distance, determine_loop_nest_reuse): New functions.
5858 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5859 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5860 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5863 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5865 * tree-ssa-alias.c: Add aliasing overview.
5867 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5868 Danny Smith <dannysmith@users.sourceforge.net>
5871 * config/i386/t-crtfm: Compile crtfastmath.o with
5872 -minline-all-stringops.
5873 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5874 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5876 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5878 * doc/md.texi: Document constraints on HP PA-RISC.
5880 * pa/constraints.md: New file.
5881 * pa.md: Include constraints.md.
5882 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5883 (integer_store_memory_operand, ldil_cint_p): New functions.
5884 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5885 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5886 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5887 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5888 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5890 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5893 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5894 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5895 case POSTDECREMENT_EXPR>): Return the error_mark_node
5896 if either the real or imaginary parts would an
5899 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5901 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5902 name when we remove it from a call.
5904 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5906 * targhooks.c (default_narrow_bitfield): Remove.
5907 * targhooks.h: Remove the prototype for
5908 default_narrow_bitfield.
5910 * langhooks-def.h: Remove the prototype for
5911 hook_get_alias_set_0.
5912 * langhooks.c (hook_get_alias_set_0): Remove.
5914 * global.c (EXECUTE_IF_CONFLICT): Remove.
5916 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5919 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5920 return true when truth_value_p is true and the type
5923 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5925 * doc/install.texi (Prerequisites): We no longer require Autoconf
5926 2.13 for the top-level.
5928 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5930 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5931 memory access via x86_expand_vector_move_misalign() only for
5932 TImode values on 32-bit targets.
5934 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5936 * matrix-reorg.c: New file. Implement matrix flattening and
5937 transposing optimization.
5938 * tree-pass.h: Add matrix reorg pass.
5939 * common.opt: Add fipa-mreorg flag.
5940 * Makefile.in: Add matrix-reorg.c.
5941 * passes.c: Add matrix reorg pass.
5942 * varpool.c (add_new_static_var): New function.
5943 * cgraph.h (add_new_static_var): Declare.
5945 2007-05-27 Eric Christopher <echristo@apple.com>
5947 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5948 sp_offset depending on stack size. Save r12 depending
5949 on registers we're saving later.
5950 (rs6000_emit_epilogue): Update sp_offset depending only
5953 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5955 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5956 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5957 * ifcvt.c (if_convert): Ditto.
5958 * tree-ssa-threadupdate.c (thread_block): Ditto.
5959 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5960 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5961 verify_loop_closed_ssa): Check number_of_loops instead of
5963 * predict.c (tree_estimate_probability): Ditto.
5964 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5965 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5966 * modulo-sched.c (sms_schedule): Ditto.
5967 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5968 (scev_finalize): Do not do anything if scev analysis was not
5970 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5971 current_loops == NULL.
5972 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5973 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5975 (loop_optimizer_finalize): Assert that loops were analyzed.
5976 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5977 rtl_doloop): Check number_of_loops instead of current_loops.
5978 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5979 current_loops == NULL.
5980 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5981 gate_tree_vectorize tree_linear_transform, check_data_deps,
5982 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5983 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5984 Check number_of_loops instead of current_loops.
5985 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5986 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5987 free loops if available.
5988 (execute_pre): Do not pass do_fre to fini_pre.
5990 2007-05-27 Tobias Burnus <burnus@net-b.de>
5993 * real.c (mpfr_from_real): Fix sign of -Inf.
5995 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5997 * tree-vect-transform.c (vectorizable_conversion): Initialize
5998 tree_code variables to ERROR_MARK.
5999 (vectorizable_type_demotion): Likewise.
6000 (vectorizable_type_promotion): Likewise.
6002 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.md (movti): Handle push operands via
6008 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6010 * basic-block.h: Remove the prototype for merge_seq_blocks.
6011 * cfgcleanup.c (merge_seq_blocks): Remove.
6013 * tree-flow.h: Remove the prototype for is_aliased_with.
6014 * tree-ssa-alias.c (is_aliased_with): Remove.
6016 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6018 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6020 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6022 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6023 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6024 (vec_unpacks_hi_v16qi): Likewise.
6025 (vec_unpacku_lo_v16qi): Likewise.
6026 (vec_unpacks_lo_v16qi): Likewise.
6027 (vec_unpacku_hi_v8hi): Likewise.
6028 (vec_unpacks_hi_v8hi): Likewise.
6029 (vec_unpacku_lo_v8hi): Likewise.
6030 (vec_unpacks_lo_v8hi): Likewise.
6031 (vec_unpacku_hi_v4si): Likewise.
6032 (vec_unpacks_hi_v4si): Likewise.
6033 (vec_unpacku_lo_v4si): Likewise.
6034 (vec_unpacks_lo_v4si): Likewise.
6036 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6038 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6039 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6040 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6041 follow spelling conventions in various
6042 warning/error/diagnostic messages.
6044 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6045 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6046 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6047 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6048 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6049 * doc/tm.texi: Follow spelling conventions.
6051 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6054 * tree-ssa-forwprop.c
6055 (forward_propagate_addr_into_variable_array_index): Remove
6056 the lhs argument. Use the type of def_rhs instead of lhs.
6057 (forward_propagate_addr_expr_1): Update use of
6058 forward_propagate_addr_into_variable_array_index.
6060 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6061 Nigel Stephens <nigel@mips.com>
6063 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6064 function attributes, "far" being an alias for "long_call".
6065 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6066 (mips_near_type_p, mips_far_type_p): New.
6067 (mips_comp_type_attributes): New function to check that attributes
6068 attached to a function type are compatible.
6069 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6070 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6071 to the target function of the thunk.
6072 (mips_encode_section_info): Check for "near" and "far" function
6073 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6075 * config/mips/predicates.md (const_call_insn_operand): Test only
6076 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6078 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6081 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6082 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6083 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6084 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6086 2007-05-25 Eric Christopher <echristo@apple.com>
6088 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6089 to x86-darwin configurations.
6090 * config/i386/t-darwin: Add softfp support.
6091 * config/i386/t-darwin64: Ditto.
6092 * config/i386/sfp-machine.h: If mach then don't use
6093 aliasing, emit a stub to call.
6095 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6097 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6098 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6099 tree-predcom.c, tree-ssa-alias-warnings.c,
6100 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6101 comment typos. Follow spelling conventions.
6102 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6104 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6107 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6108 constants into memory. Expand unaligned memory references for
6109 SSE modes via x86_expand_vector_move_misalign() function.
6111 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6113 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6114 "memory" attribute for "sseishft" type insn without operands[2].
6116 2007-05-25 Dirk Mueller <dmueller@suse.de>
6117 Marcus Meissner <meissner@suse.de>
6119 * doc/extend.texi (alloc_size): New attribute.
6120 * c-common.c (handle_alloc_size_attribute): New.
6121 * tree-object-size.c (alloc_object_size): Use alloc_size
6122 attribute, if available.
6124 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6126 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6128 (__builtin_ia32_vec_ext_v2di): Likewise.
6129 (__builtin_ia32_vec_ext_v4si): Likewise.
6130 (__builtin_ia32_vec_ext_v8hi): Likewise.
6131 (__builtin_ia32_vec_ext_v16qi): Likewise.
6132 (__builtin_ia32_vec_set_v8hi): Likewise.
6134 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6136 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6138 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6140 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6141 (arm_is_longcall_p): Rename to...
6142 (arm_is_long_call_p): ...this. Take a single tree argument and
6144 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6145 (CUMULATIVE_ARGS): Remove call_cookie.
6146 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6147 (ENCODED_LONG_CALL_ATTR_P): Delete.
6148 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6149 LONG_CALL_FLAG_CHAR cases.
6150 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6151 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6152 ARM_DECLARE_FUNCTION_SIZE.
6153 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6154 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6155 (arm_encode_call_attribute, current_file_function_operand): Delete.
6156 (arm_function_in_section_p): New function.
6157 (arm_is_longcall_p): Rename to...
6158 (arm_is_long_call_p): ...this. Take the target function as a single
6159 argument and return a bool. Do not rely on call cookies. Check
6160 whether the target symbol is in the same section as the current
6161 function, not just the same compilation unit.
6162 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6163 (arm_encode_section_info): Don't encode a call type.
6164 * config/arm/arm.md (call, call_value): Update calls to
6165 arm_is_long(_)call_p. Simplify logic.
6166 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6167 Update calls to arm_is_long(_)call_p.
6169 2007-05-25 Richard Guenther <rguenther@suse.de>
6171 PR tree-optimization/31982
6172 * tree-ssa-forwprop.c
6173 (forward_propagate_addr_into_variable_array_index): Handle arrays
6174 with element size one.
6176 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6178 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6179 (umulsi3_highpart): Likewise.
6181 2007-05-24 Ian Lance Taylor <iant@google.com>
6183 PR rtl-optimization/32069
6184 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6187 2007-05-24 Ollie Wild <aaw@google.com>
6189 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6192 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6194 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6195 (oprs_unchanged_p): Use it to check all registers in a REG.
6196 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6197 (reg_set_between_after_reload_p): Delete.
6198 (reg_used_between_after_reload_p): Likewise.
6199 (reg_set_or_used_since_bb_start): Likewise.
6200 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6201 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6202 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6203 * rtlanal.c (reg_set_p): Check whether REG overlaps
6204 regs_invalidated_by_call, rather than just checking the
6205 membership of REGNO (REG).
6207 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6209 * doc/passes.texi: Document predictive commoning.
6210 * doc/invoke.texi (-fpredictive-commoning): Document.
6211 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6212 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6213 adding indices to the generated name.
6214 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6215 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6216 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6217 (op_symbol_code): ... and exported.
6218 (dump_omp_clause, op_symbol): Use op_symbol_code
6219 instead of op_symbol_1.
6220 * tree-pass.h (pass_predcom): Declare.
6221 * timevar.def (TV_PREDCOM): New timevar.
6222 * tree-ssa-loop.c (run_tree_predictive_commoning,
6223 gate_tree_predictive_commoning, pass_predcom): New.
6224 * tree-data-ref.c (find_data_references_in_loop): Find the
6225 references in dominance order.
6226 (canonicalize_base_object_address): Ensure that the result has
6228 (dr_analyze_innermost): Export.
6229 (create_data_ref): Code to fail for references with invariant
6231 (find_data_references_in_stmt): ... here.
6232 * tree-data-ref.h (dr_analyze_innermost): Declare.
6233 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6234 (aff_combination_find_elt, name_expansion_hash,
6235 name_expansion_eq, tree_to_aff_combination_expand,
6236 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6238 * tree-affine.h (aff_combination_constant_multiple_p,
6239 tree_to_aff_combination_expand): Declare.
6240 * tree-predcom.c: New file.
6241 * common.opt (fpredictive-commoning): New option.
6242 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6243 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6244 * Makefile.in (tree-predcom.o): Add.
6245 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6246 * passes.c (init_optimization_passes): Add dceloop after
6247 copy propagation in loop optimizer. Add predictive commoning
6248 to loop optimizer passes.
6250 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6252 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6255 2007-05-24 Jan Hubicka <jh@suse.cz>
6257 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6259 (genheader): Include statistics.h.
6261 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6263 * print-rtl.c (flag_dump_unnumbered): Update comments.
6264 (print_rtl): Fix my previous change.
6265 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6268 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6271 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6273 (thread_through_all_blocks): Call initialize_original_copy_tables
6274 and free_original_copy_tables.
6275 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6277 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6278 * cfghooks.c (duplicate_block): Use get_loop_copy.
6279 * cfg.c: Include cfgloop.h.
6280 (loop_copy): New hash table.
6281 (initialize_original_copy_tables): Initialize loop_copy table.
6282 (free_original_copy_tables): Free loop_copy table.
6283 (copy_original_table_clear, copy_original_table_set,
6284 set_loop_copy, get_loop_copy): New functions.
6285 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6286 * cfgloop.h (struct loop): Remove copy field.
6287 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6288 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6290 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6292 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6293 -msse/-msse2/-msse3.
6295 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6297 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6298 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6300 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6303 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6304 * targhooks.h (default_mangle_decl_assembler_name): Declare
6306 * targhooks.c (default_mangle_decl_assembler_name): Define
6308 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6310 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6311 * langhooks.c (lhd_set_decl_assembler_name): Call
6312 targetm.mangle_decl_assembler_name for names with global scope.
6314 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6316 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6317 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6319 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6320 New. Factored out of i386_pe_encode_section_info.
6321 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6322 Move check for prior decoration of stdcall
6323 symbols to i386_pe_encode_section_info.
6324 (i386_pe_encode_section_info): Adjust call to
6325 gen_stdcall_or_fastcall_suffix. Use
6326 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6327 (i386_pe_mangle_decl_assembler_name): New. Wrap
6328 i386_pe_maybe_mangle_decl_assembler_name.
6330 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6332 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6333 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6334 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6335 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6336 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6339 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6340 Nigel Stephens <nigel@mips.com>
6341 Richard Sandiford <richard@codesourcery.com>
6343 Fix up MIPS16 hard float and add support for complex.
6345 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6346 (TARGET_SOFT_FLOAT_ABI): New.
6347 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6348 __mips_soft_float to reflect the ABI in use, not whether the
6349 FPU is directly accessible (e.g., in MIPS16 mode).
6350 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6351 (UNITS_PER_FPVALUE): Likewise.
6353 * config/mips/mips.c (mips_expand_call): Remove redundant
6354 TARGET_MIPS16 check.
6355 (mips_arg_regno): New.
6356 (function_arg_advance): When setting bits in cum->fp_code for
6357 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6359 (function_arg): Use mips_arg_regno.
6360 (mips_return_mode_in_fpr_p): New.
6361 (mips16_call_stub_mode_suffix): New.
6362 (mips16_cfun_returns_in_fpr_p): New.
6363 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6364 (mips_output_function_prologue): Test mips16_hard_float, not
6365 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6366 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6367 return value into a floating-point register.
6368 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6369 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6370 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6371 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6372 word of double arguments from or to the high bits of 64-bit
6373 floating point registers.
6374 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6375 (mips16_fpret_double): New helper function.
6376 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6377 support for complex modes. Fill in DECL_RESULT for stubdecl.
6378 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6380 * config/mips/mips16.S
6381 (RET, ARG1, ARG2): New.
6382 (MERGE_GPRf, MERGE_GPRt): New.
6383 (DELAYt, DELAYf): New.
6384 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6385 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6386 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6387 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6388 (SFOP): Renamed to...
6389 (OPSF3): This, and macro-ified. Updated all uses.
6390 (SFOP2): Renamed to...
6391 (OPSF2): This, and macro-ified. Updated all uses.
6392 (SFCMP): Renamed to...
6393 (CMPSF): This, and macro-ified. Updated all uses.
6394 (SFREVCMP): Renamed to...
6395 (REVCMPSF): This, and macro-ified. Updated all uses.
6396 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6397 (LDDBL1, LDDBL2, RETDBL): Deleted.
6398 (DFOP): Renamed to...
6399 (OPDF3): This, and macro-ified. Updated all uses.
6400 (DFOP2): Renamed to...
6401 (OPDF2): This, and macro-ified. Updated all uses.
6402 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6403 (DFCMP): Renamed to...
6404 (CMPDF): This, and macro-ified. Updated all uses.
6405 (DFREVCMP): Renamed to...
6406 (REVCMPDF): This, and macro-ified. Updated all uses.
6407 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6408 (RET_FUNCTION): New.
6409 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6410 (__mips16_ret_sc, __mips16_ret_dc): New.
6411 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6412 STUB_ARGS_6, STUB_ARGS_10): New.
6413 (CALL_STUB_NO_RET): New.
6414 (__mips16_call_stub_1): Macro-ified.
6415 (__mips16_call_stub_5): Macro-ified.
6416 (__mips16_call_stub_2): Macro-ified.
6417 (__mips16_call_stub_6): Macro-ified.
6418 (__mips16_call_stub_9): Macro-ified.
6419 (__mips16_call_stub_10): Macro-ified.
6420 (CALL_STUB_RET): New.
6421 (__mips16_call_stub_sf_0): Macro-ified.
6422 (__mips16_call_stub_sf_1): Macro-ified.
6423 (__mips16_call_stub_sf_5): Macro-ified.
6424 (__mips16_call_stub_sf_2): Macro-ified.
6425 (__mips16_call_stub_sf_6): Macro-ified.
6426 (__mips16_call_stub_sf_9): Macro-ified.
6427 (__mips16_call_stub_sf_10): Macro-ified.
6428 (__mips16_call_stub_df_0): Macro-ified.
6429 (__mips16_call_stub_df_1): Macro-ified.
6430 (__mips16_call_stub_df_5): Macro-ified.
6431 (__mips16_call_stub_df_2): Macro-ified.
6432 (__mips16_call_stub_df_6): Macro-ified.
6433 (__mips16_call_stub_df_9): Macro-ified.
6434 (__mips16_call_stub_df_10): Macro-ified.
6435 (__mips16_call_stub_sc_0): New.
6436 (__mips16_call_stub_sc_1): New.
6437 (__mips16_call_stub_sc_5): New.
6438 (__mips16_call_stub_sc_2): New.
6439 (__mips16_call_stub_sc_6): New.
6440 (__mips16_call_stub_sc_9): New.
6441 (__mips16_call_stub_sc_10): New.
6442 (__mips16_call_stub_dc_0): New.
6443 (__mips16_call_stub_dc_1): New.
6444 (__mips16_call_stub_dc_5): New.
6445 (__mips16_call_stub_dc_2): New.
6446 (__mips16_call_stub_dc_6): New.
6447 (__mips16_call_stub_dc_9): New.
6448 (__mips16_call_stub_dc_10): New.
6450 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6451 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6452 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6454 2007-05-23 Ian Lance Taylor <iant@google.com>
6456 * doc/invoke.texi (Invoking GCC): Document that the order of the
6459 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6462 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6463 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6464 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6468 * config/score/score.c (score_print_operand): Make sure that only
6469 lower bits are used.
6471 2007-05-22 Ian Lance Taylor <iant@google.com>
6473 * tree-vrp.c (avoid_overflow_infinity): New static function,
6474 broken out of set_value_range_to_value.
6475 (set_value_range_to_value): Call avoid_overflow_infinity.
6476 (extract_range_from_assert): Likewise.
6478 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6481 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6482 change the type before looking for a COMPOUND_EXPR.
6484 2007-05-22 Ian Lance Taylor <iant@google.com>
6486 * lower-subreg.c (decompose_multiword_subregs): If we change an
6487 insn, call remove_retval_note on it.
6489 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6491 * regs.h (end_hard_regno): New function.
6492 (END_HARD_REGNO, END_REGNO): New macros.
6493 (add_to_hard_reg_set): New function.
6494 (remove_from_hard_reg_set): Likewise.
6495 (in_hard_reg_set_p): Likewise.
6496 (overlaps_hard_reg_set_p): Likewise.
6497 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6498 (note_btr_set): Use END_HARD_REGNO.
6499 * caller-save.c (setup_save_areas): Use end_hard_regno.
6500 (mark_set_regs): Use END_HARD_REGNO.
6501 (add_stored_regs): Use end_hard_regno.
6502 (mark_referenced_regs): Use add_to_hard_reg_set.
6503 * combine.c (update_table_tick): Use END_REGNO.
6504 (record_value_for_reg): Likewise.
6505 (record_dead_and_set_regs): Likewise.
6506 (get_last_value_validate): Likewise.
6507 (use_crosses_set_p): Likewise.
6508 (reg_dead_at_p_1): Likewise.
6509 (reg_dead_at_p): Likewise.
6510 (mark_used_regs_combine): Use add_to_hard_reg_set.
6511 (move_deaths): Use END_HARD_REGNO.
6512 (reg_bitfield_target_p): Use end_hard_regno.
6513 (distribute_notes): Use END_HARD_REGNO.
6514 * cse.c (mention_regs): Use END_REGNO.
6515 (insert): Use add_to_hard_reg_set.
6516 (invalidate): Use END_HARD_REGNO.
6517 (invalidate_for_call): Likewise.
6518 (exp_equiv_p): Use END_REGNO.
6519 (cse_insn): Likewise.
6520 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6521 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6522 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6523 * function.c (keep_stack_depressed): Use end_hard_regno.
6524 * global.c (global_alloc): Use end_hard_regno.
6525 (global_conflicts): Use add_to_hard_reg_set instead of
6527 (find_reg): Likewise.
6528 (mark_reg_store): Likewise.
6529 (mark_reg_conflicts): Likewise.
6530 (mark_reg_death): Use remove_from_hard_reg_set.
6531 (mark_reg_live_nc): Delete.
6532 (set_preference): Use end_hard_regno.
6533 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6534 remove_from_hard_reg_set.
6535 (post_mark_life): Use add_to_hard_reg_set.
6536 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6537 (reg_becomes_live): Use add_to_hard_reg_set.
6538 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6539 (peep2_find_free_register): Use add_to_hard_reg_set.
6540 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6541 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6542 * regrename.c (note_sets): Use add_to_hard_reg_set.
6543 (clear_dead_regs): Use remove_from_hard_reg_set.
6544 (regrename_optimize): Use add_to_hard_reg_set.
6545 (find_oldest_value_reg): Use in_hard_reg_set_p.
6546 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6547 (hard_reg_set_here_p): Use end_hard_regno.
6548 (decompose): Likewise.
6549 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6550 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6551 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6552 (mark_home_live): Use end_hard_regno.
6553 (spill_hard_reg): Likewise.
6554 (clear_reload_reg_in_use): Likewise.
6555 * reorg.c (delete_prior_computation): Use END_REGNO.
6556 * resource.c (update_live_status): Use END_HARD_REGNO.
6557 (mark_referenced_resources): Use add_to_hard_reg_set.
6558 (mark_set_resources): Likewise.
6559 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6560 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6561 (reg_overlap_mentioned_p): Likewise.
6562 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6563 (covers_regno_no_parallel_p): Use END_REGNO.
6564 (find_regno_note): Likewise.
6565 (find_reg_fusage): Use END_HARD_REGNO.
6566 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6567 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6569 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6571 * mode-switching.c (reg_dies): Change type of second argument to
6573 (optimize_mode_switching): Update accordingly.
6575 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6577 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6579 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6580 (hard_reg_set_empty_p): ...these new functions.
6581 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6582 GO_IF_HARD_REG_SUBSET.
6583 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6584 instead of GO_IF_HARD_REG_EQUAL.
6585 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6586 instead of GO_IF_HARD_REG_EQUAL.
6587 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6588 GO_IF_HARD_REG_SUBSET.
6589 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6590 GO_IF_HARD_REG_EQUAL.
6591 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6592 of GO_IF_HARD_REG_SUBSET.
6593 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6594 instead of GO_IF_HARD_REG_EQUAL.
6595 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6596 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6597 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6598 of GO_IF_HARD_REG_SUBSET,
6599 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6600 GO_IF_HARD_REG_SUBSET.
6601 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6602 instead of GO_IF_HARD_REG_EQUAL.
6603 * config/sh/sh.c (push_regs, calc_live_regs): Use
6604 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6605 (hard_regs_intersect_p): Delete.
6607 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6609 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6611 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6612 Richard Henderson <rth@redhat.com>
6614 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6616 (x86_64-*-*): Likewise.
6618 * i386/i386-modes.def (V2QI): New.
6620 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6622 (override_options): Support SSE4.1.
6623 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6624 (IX86_BUILTIN_BLENDPS): Likewise.
6625 (IX86_BUILTIN_BLENDVPD): Likewise.
6626 (IX86_BUILTIN_BLENDVPS): Likewise.
6627 (IX86_BUILTIN_PBLENDVB128): Likewise.
6628 (IX86_BUILTIN_PBLENDW128): Likewise.
6629 (IX86_BUILTIN_DPPD): Likewise.
6630 (IX86_BUILTIN_DPPS): Likewise.
6631 (IX86_BUILTIN_INSERTPS128): Likewise.
6632 (IX86_BUILTIN_MOVNTDQA): Likewise.
6633 (IX86_BUILTIN_MPSADBW128): Likewise.
6634 (IX86_BUILTIN_PACKUSDW128): Likewise.
6635 (IX86_BUILTIN_PCMPEQQ): Likewise.
6636 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6637 (IX86_BUILTIN_PMAXSB128): Likewise.
6638 (IX86_BUILTIN_PMAXSD128): Likewise.
6639 (IX86_BUILTIN_PMAXUD128): Likewise.
6640 (IX86_BUILTIN_PMAXUW128): Likewise.
6641 (IX86_BUILTIN_PMINSB128): Likewise.
6642 (IX86_BUILTIN_PMINSD128): Likewise.
6643 (IX86_BUILTIN_PMINUD128): Likewise.
6644 (IX86_BUILTIN_PMINUW128): Likewise.
6645 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6646 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6647 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6648 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6649 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6650 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6651 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6652 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6653 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6654 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6655 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6656 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6657 (IX86_BUILTIN_PMULDQ128): Likewise.
6658 (IX86_BUILTIN_PMULLD128): Likewise.
6659 (IX86_BUILTIN_ROUNDPD): Likewise.
6660 (IX86_BUILTIN_ROUNDPS): Likewise.
6661 (IX86_BUILTIN_ROUNDSD): Likewise.
6662 (IX86_BUILTIN_ROUNDSS): Likewise.
6663 (IX86_BUILTIN_PTESTZ): Likewise.
6664 (IX86_BUILTIN_PTESTC): Likewise.
6665 (IX86_BUILTIN_PTESTNZC): Likewise.
6666 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6667 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6668 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6669 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6670 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6672 (bdesc_sse_3arg): Likewise.
6673 (bdesc_2arg): Likewise.
6674 (bdesc_1arg): Likewise.
6675 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6677 (ix86_expand_sse_4_operands_builtin): New.
6678 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6679 smaller than 8 bits as the 2nd arg.
6680 (ix86_expand_sse_ptest): New.
6681 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6682 (ix86_expand_vector_set): Support SSE4.1.
6683 (ix86_expand_vector_extract): Likewise.
6685 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6686 __SSE4_1__ for -msse4.1.
6688 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6689 (UNSPEC_INSERTPS): Likewise.
6690 (UNSPEC_DP): Likewise.
6691 (UNSPEC_MOVNTDQA): Likewise.
6692 (UNSPEC_MPSADBW): Likewise.
6693 (UNSPEC_PHMINPOSUW): Likewise.
6694 (UNSPEC_PTEST): Likewise.
6695 (UNSPEC_ROUNDP): Likewise.
6696 (UNSPEC_ROUNDS): Likewise.
6698 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6700 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6701 (const_pow2_1_to_32768_operand): Likewise.
6703 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6706 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6708 (sse4_1_insertps): Likewise.
6709 (*sse4_1_extractps): Likewise.
6710 (sse4_1_ptest): Likewise.
6711 (sse4_1_mulv2siv2di3): Likewise.
6712 (*sse4_1_mulv4si3): Likewise.
6713 (*sse4_1_smax<mode>3): Likewise.
6714 (*sse4_1_umax<mode>3): Likewise.
6715 (*sse4_1_smin<mode>3): Likewise.
6716 (*sse4_1_umin<mode>3): Likewise.
6717 (sse4_1_eqv2di3): Likewise.
6718 (*sse4_1_pinsrb): Likewise.
6719 (*sse4_1_pinsrd): Likewise.
6720 (*sse4_1_pinsrq): Likewise.
6721 (*sse4_1_pextrb): Likewise.
6722 (*sse4_1_pextrb_memory): Likewise.
6723 (*sse4_1_pextrw_memory): Likewise.
6724 (*sse4_1_pextrq): Likewise.
6725 (sse4_1_blendpd): Likewise.
6726 (sse4_1_blendps): Likewise.
6727 (sse4_1_blendvpd): Likewise.
6728 (sse4_1_blendvps): Likewise.
6729 (sse4_1_dppd): Likewise.
6730 (sse4_1_dpps): Likewise.
6731 (sse4_1_movntdqa): Likewise.
6732 (sse4_1_mpsadbw): Likewise.
6733 (sse4_1_packusdw): Likewise.
6734 (sse4_1_pblendvb): Likewise.
6735 (sse4_1_pblendw): Likewise.
6736 (sse4_1_phminposuw): Likewise.
6737 (sse4_1_extendv8qiv8hi2): Likewise.
6738 (*sse4_1_extendv8qiv8hi2): Likewise.
6739 (sse4_1_extendv4qiv4si2): Likewise.
6740 (*sse4_1_extendv4qiv4si2): Likewise.
6741 (sse4_1_extendv2qiv2di2): Likewise.
6742 (*sse4_1_extendv2qiv2di2): Likewise.
6743 (sse4_1_extendv4hiv4si2): Likewise.
6744 (*sse4_1_extendv4hiv4si2): Likewise.
6745 (sse4_1_extendv2hiv2di2): Likewise.
6746 (*sse4_1_extendv2hiv2di2): Likewise.
6747 (sse4_1_extendv2siv2di2): Likewise.
6748 (*sse4_1_extendv2siv2di2): Likewise.
6749 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6750 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6751 (sse4_1_zero_extendv4qiv4si2): Likewise.
6752 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6753 (sse4_1_zero_extendv2qiv2di2): Likewise.
6754 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6755 (sse4_1_zero_extendv4hiv4si2): Likewise.
6756 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6757 (sse4_1_zero_extendv2hiv2di2): Likewise.
6758 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6759 (sse4_1_zero_extendv2siv2di2): Likewise.
6760 (*sse4_1_zero_extendv2siv2di2): Likewise.
6761 (sse4_1_roundpd): Likewise.
6762 (sse4_1_roundps): Likewise.
6763 (sse4_1_roundsd): Likewise.
6764 (sse4_1_roundss): Likewise.
6765 (mulv4si3): Don't expand for SSE4.1.
6766 (smax<mode>3): Likewise.
6767 (umaxv4si3): Likewise.
6768 (uminv16qi3): Likewise.
6769 (umin<mode>3): Likewise.
6770 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6772 * doc/extend.texi: Document SSE4.1 built-in functions.
6774 * doc/invoke.texi: Document -msse4.1.
6776 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6778 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6779 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6780 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6781 (ASM_SPEC): Add asm_pcrel_spec.
6782 (EXTRA_SPECS): Add asm_pcrel_spec.
6784 2007-05-21 David Daney <ddaney@avtrex.com>
6786 * doc/install.texi (Building a cross compiler): Add requirements
6787 for Java cross compiler.
6789 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6792 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6793 Add loopno argument. Use evolution_function_is_invariant_rec_p
6794 instead of evolution_function_is_constant_p.
6795 Update calls to evolution_function_is_affine_multivariate_p.
6796 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6797 Add loopno argument.
6798 * tree-scalar-evolution.c (gather_chrec_stats): Call
6799 evolution_function_is_affine_multivariate_p with a loop
6801 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6802 (analyze_overlapping_iterations): Likewise.
6803 (access_functions_are_affine_or_constant_p): Likewise.
6804 (build_classic_dist_vector_1): If the access functions
6805 are equal, don't do anything.
6807 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6808 Paolo Carlini <pcarlini@suse.de>
6809 Uros Bizjak <ubizjak@gmail.com>
6811 * c-cppbuiltin.c (c_cpp_builtins): Define
6812 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6813 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6814 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6815 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6817 2007-05-21 Mike Stump <mrs@apple.com>
6819 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6821 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6823 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6825 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6826 implementation if __OPTIMIZE__ is not defined.
6827 (_mm_alignr_pi8): Ditto.
6828 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6829 (_mm_inserti_si64): Ditto.
6830 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6831 (_mm_slli_epi16): Ditto.
6832 (_mm_slli_epi32): Ditto.
6833 (_mm_slli_epi64): Ditto.
6834 (_mm_srai_epi16): Ditto.
6835 (_mm_srai_epi32): Ditto.
6836 (_mm_srli_si128): Ditto.
6837 (_mm_slli_si128): Ditto.
6838 (_mm_srli_epi16): Ditto.
6839 (_mm_srli_epi32): Ditto.
6840 (_mm_srli_epi64): Ditto.
6841 (_mm_extract_epi16): Ditto.
6842 (_mm_insert_epi16): Ditto.
6843 (_mm_shufflehi_epi16): Ditto.
6844 (_mm_shufflelo_epi16): Ditto.
6845 (_mm_shuffle_epi32): Ditto.
6846 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6848 (_mm_insert_pi16): Ditto.
6850 (_mm_shuffle_pi16): Ditto.
6852 (_mm_shufle_ps): Ditto.
6853 (_mm_prefetch): Ditto.
6855 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6857 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6858 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6859 * real.c (encode_i370_single, decode_i370_single,
6860 encode_i370_double, decode_i370_double): Functions removed.
6861 (i370_single_format, i370_double_format): Initializations removed.
6862 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6863 Consider the log2_b field to always be one.
6864 (ieee_single_format, mips_single_format, coldfire_single_format,
6865 ieee_double_format, mips_double_format, coldfire_double_format,
6866 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6867 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6868 ibm_extended_format, mips_extended_format, ieee_quad_format,
6869 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6870 decimal_single_format, decimal_double_format, decimal_quad_format,
6871 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6872 initialization of log2_b.
6873 * real.h (i370_single_format, i370_double_format): Declarations
6875 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6876 field to always be one.
6878 2007-05-21 Andreas Schwab <schwab@suse.de>
6880 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6881 NOTE_INSN_BASIC_BLOCK_P.
6882 (process_for_unwind_directive): Likewise.
6884 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6886 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6887 * function.h (struct function): Move va_list_gpr_size,
6888 va_list_fpr_size, function_frequency to front of bitfields. Add
6890 (current_function_calls_unwind_init): New.
6891 * except.c (expand_builtin_unwind_init): Set
6892 current_function_calls_unwind_init not
6893 current_function_has_nonlocal_label.
6894 * reload1.c (has_nonexceptional_receiver): New.
6895 (reload): Use it and current_function_calls_unwind_init to
6896 determine whether call-saved regs must be saved.
6898 2007-05-20 Jan Hubicka <jh@suse.cz>
6900 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6901 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6902 * ddg.c (create_ddg): LIkewise.
6903 * final.c (final): Remove hunk moving line number notes around since
6904 they are no longer present at this stage.
6905 (final_scan_insn): Use NOTE_KIND instead of
6906 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6907 (output_asm_label): Likewise.
6908 * reorg.c (dbr_schedule): Likewise.
6909 * haifa-sched.c (unlink_other_notes): Likewise.
6910 * mode-switching.c (optimize_mode_switching): Likewise.
6911 * graph.c (start_bb): Likewise.
6912 * rtl.def (NOTE): Update description.
6913 * jump.c (squeeze_notes): Delete.
6914 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6915 NOTE_INSN_BASIC_BLOCK_P when possible.
6916 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6917 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6918 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6919 (dwarf2out_var_location): Likewise.
6920 * cfgbuild.c (make_edges): Likewise.
6921 (find_basic_blocks_1): Likewise.
6922 * function.c (reorder_blocks_1): Likewise.
6923 (epilogue_done): Likewise.
6924 (reposition_prologue_and_epilogue_notes): Likewise.
6925 * print-rtl.c (print_rtx): Likewise; drop code for printing
6927 (print_rtl): Likewise.
6928 (print_rtl_single): Likewise.
6929 * gcse.c (insert_insn_start_bb): Likewise.
6930 * alias.c (init_alias_analysis): Likewise.
6931 * calls.c (fixup_tail_calls): Likewise.
6932 * except.c (sjlj_emit_function_enter): Likewise.
6933 * emit-rtl.c (add_insn_after): Likeiwse.
6934 (emit_label_before): Likewise.
6935 (emit_label_after): Likewise.
6936 (emit_note_before, emit_note_after, emit_note): Update
6937 parameter to be enum insn_note; do not deal with source
6939 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6940 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6942 (merge_blocks_move_successor_nojumps): Simplify now when
6943 we don't have BLOCK notes.
6944 (try_optimize_cfg): Likewise.
6945 * cfglayout.c (skip_insns_after_block): Likewise.
6946 (record_effective_endpoints): Likewise.
6947 (duplicate_insn_chain): Likewise.
6948 * varasm.c (output_constant_pool_1): Likewise.
6949 * sched-deps.c (sched_analyze): Likewise.
6950 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6952 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6953 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6954 (SET_INSN_DELETED): Simplify.
6955 (NOTE_LINE_NUMBER): Exterminate.
6956 (NOTE_LINE_KIND): New.
6957 (NOTE_INSN_BASIC_BLOCK_P): Update.
6958 (enum insn_note): Simplify.
6959 (GET_NOTE_INSN_NAME) Simplify.
6960 (emit_note_before, emit_note_after, emit_note): Update prototype.
6961 (squeeze_notes): Remove.
6962 * sched-int.h (NOTE_NOT_BB_P): Update.
6963 * resource.c (mark_target_live_regs): Update.
6964 * sched-rgn.c (debug_dependencies): Update.
6965 * sched-vis.c (print_insn): Update.
6966 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6967 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6968 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6969 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6970 (split_branches): Update.
6971 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6973 (sh_adjust_unroll_max): Exterminate.
6974 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6975 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6976 (m68hc11_reorg): Likewise.
6977 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6978 (emit_predicate_relation_info): Update.
6979 (process_for_unwind_directive): Update.
6980 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6981 (output_call): Update.
6982 * config/pa/pa.c (output_lbranch): Update.
6983 (output_millicode_call): Update.
6984 (output_call): Update.
6985 (pa_combine_instructions): Update.
6986 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6987 * config/bfin/bfin.c (gen_one_bundle): Update.
6988 * cfgrtl.c (can_delete_note_p): Update.
6989 (delete_insn): Update.
6990 (rtl_merge_blocks): Update.
6991 (commit_one_edge_insertion): Update.
6992 (rtl_verify_flow_info): Update.
6993 * stmt.c (expand_case): Do not call squeeze_notes.
6995 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7002 * c.opt (Wtype-limits): New.
7003 * doc/invoke.texi (Wtype-limits): Document it.
7004 (Wextra): Enabled by -Wextra.
7005 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7006 * c-common.c (shorten_compare): Warn with Wtype-limits.
7008 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7010 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7011 inlined function, not as a macro.
7012 (_mm_alignr_pi8): Ditto.
7013 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7014 (_mm_inserti_si64): Ditto.
7015 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7016 (_mm_extract_epi16): Ditto.
7017 (_mm_insert_epi16): Ditto.
7018 (_mm_shufflehi_epi16): Ditto.
7019 (_mm_shufflelo_epi16): Ditto.
7020 (_mm_shuffle_epi32): Ditto.
7021 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7022 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7024 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7026 (_m_to_float): Use C89 compatible assignment.
7028 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7031 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7033 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7036 * doc/invoke.texi (Wreturn-type): Complete description.
7037 (Wextra): Delete item about return-type warning.
7038 * c-decl.c: Delete redundant Wextra warning.
7040 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7044 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7045 inlined function, not as a macro.
7046 (_mm_prefetch): Ditto.
7048 (_mm_insert_pi16): Ditto.
7050 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7051 (_m_pshufw): Ditto. Add const to __N argument.
7052 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7053 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7054 (_mm_slli_epi32): Ditto.
7055 (_mm_srli_si128): Implement as always inlined function, not as a
7056 macro. Add __inline to function declaration.
7057 (_mm_slli_si128): Ditto.
7059 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7061 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7062 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7064 (struct fenv): New structure.
7065 (FP_HANDLE_EXCEPTIONS): New define.
7066 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7067 (_FP_DECL_EXP): New define.
7068 (FP_INIT_ROUNDMODE): New define.
7069 (FP_ROUNDMODE): New define.
7071 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7073 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7074 (Wconversion): Update description.
7075 (Wconversion-sign): New.
7076 * c.opt (Wconversion-sign): New.
7077 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7078 means disabled for C++. Otherwise, take the status of Wconversion.
7079 * c-common.c (conversion_warning): Warn with either Wconversion or
7081 (warnings_for_convert_and_check): Conditions are already checked by
7083 (convert_and_check): Don't check warnings if the conversion failed.
7085 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7086 Anatoly Sokolov <aesok@dol.ru>
7088 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7089 avr_epilogue_uses) : Add declaration.
7090 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7091 * config/avr/constraints.md (R): New constraint.
7092 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7093 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7094 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7095 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7096 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7097 call_prologue_saves, epilogue_restores, return_from_epilogue,
7098 return_from_main_epilogue, return_from_interrupt_epilogue,
7099 return_from_naked_epilogue, prologue, epilogue): New patterns.
7100 (jump): Handle symbol reference.
7101 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7102 avr_output_function_prologue, avr_output_function_epilogue): Remove
7104 (avr_init_machine_status, expand_prologue, expand_epilogue,
7105 avr_asm_function_end_prologue, avr_epilogue_uses,
7106 avr_asm_function_begin_epilogue): New functions.
7107 (prologue_size, epilogue_size, jump_tables_size): Remove global
7109 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7110 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7111 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7112 (avr_override_options): Initialise init_machine_status.
7113 (output_movhi): Handle all stack pointer loads.
7114 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7115 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7116 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7117 (EPILOGUE_USES) Redefine.
7118 (machine_function) Declare.
7120 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7122 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7123 Use a single return statement.
7125 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * builtins.c (do_mpfr_lgamma_r): New.
7129 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7130 * tree.h (CASE_FLT_FN_REENT): New.
7132 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7134 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7135 (output_die): Use 'unsigned long' with %x.
7136 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7137 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7138 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7140 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7142 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7147 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7148 true if function has no argument.
7150 2007-05-18 DJ Delorie <dj@redhat.com>
7152 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7153 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7155 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7157 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7158 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7159 count_trailing_zeros.
7160 (__i386__): Implement count_leading_zeros using __builtin_clz().
7161 Implement count_trailing_zeros usign __builtin_ctz().
7163 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7165 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7167 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7170 * expr.c (emit_move_change_mode): Change mode of push operands here.
7172 2007-05-17 Ian Lance Taylor <iant@google.com>
7174 PR tree-optimization/31953
7175 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7177 (set_value_range_to_null): Call set_value_range_to_value.
7178 (extract_range_from_comparison): Likewise.
7180 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7182 * toplev.c (print_version): Output GMP/MPFR version info.
7184 * builtins.c (CASE_MATHFN_REENT): New macro.
7185 (mathfn_built_in): Use it.
7186 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7187 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7188 BUILT_IN_LGAMMAL_R): New.
7189 * doc/extend.texi: Document new builtins.
7192 * builtins.c (do_mpfr_remquo): New.
7193 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7194 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7197 * builtins.c (fold_builtin_1): Handle y0, y1.
7198 (fold_builtin_2): Handle yn.
7201 * builtins.c (do_mpfr_bessel_n): New.
7202 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7203 (fold_builtin_2): Handle BUILT_IN_JN.
7205 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7208 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7209 TYPE_PRECISION (intmax_type_node).
7211 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7214 * reload.c (subst_reloads): Remove checking.
7216 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7218 PR rtl-optimization/31691
7219 * combine.c (simplify_set): Build a new src pattern instead of
7220 substituting its operands in the COMPARE case.
7222 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7224 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7225 (execute_vrp): Preserve loops through jump threading.
7226 * tree-ssa-threadupdate.c (thread_single_edge,
7227 dbds_continue_enumeration_p, determine_bb_domination_status,
7228 thread_through_loop_header): New functions.
7229 (create_edge_and_update_destination_phis,
7230 create_edge_and_update_destination_phis): Set loops for the new blocks.
7231 (prune_undesirable_thread_requests): Removed.
7232 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7234 (thread_block): Do not call prune_undesirable_thread_requests.
7236 (mark_threaded_blocks): Select edges to thread here.
7237 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7238 Thread edges through loop headers independently.
7239 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7240 * tree-pass.h (TODO_mark_first_instance): New.
7241 (first_pass_instance): Declare.
7242 * cfghooks.c (duplicate_block): Put the block to the original loop
7243 if copy is not specified.
7244 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7245 jump threading. Pass may_peel_loop_headers to
7246 thread_through_all_blocks according to first_pass_instance.
7247 * cfgloop.h (create_preheader): Declare.
7248 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7249 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7250 * passes.c (first_pass_instance): New variable.
7251 (next_pass_1): Set TODO_mark_first_instance.
7252 (execute_todo): Set first_pass_instance.
7254 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7256 PR tree-optimization/24659
7257 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7258 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7259 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7260 OTI_vec_pack_ufix_trunc.
7261 (vec_unpacks_float_hi_optab): Define new macro.
7262 (vec_unpacks_float_lo_optab): Ditto.
7263 (vec_unpacku_float_hi_optab): Ditto.
7264 (vec_unpacku_float_lo_optab): Ditto.
7265 (vec_pack_sfix_trunc_optab): Ditto.
7266 (vec_pack_ufix_trunc_optab): Ditto.
7267 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7268 and vec_pack_[s|u]fix_trunc_optab using
7269 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7270 * tree-vectorizer.c (supportable_widening_operation): Handle
7271 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7272 (supportable_narrowing_operation): New function.
7273 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7274 * tree-vect-transform.c (vectorizable_conversion): Handle
7275 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7276 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7277 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7278 to check for target support.
7279 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7280 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7281 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7282 for VEC_PACK_FIX_TRUNC_EXPR.
7283 (expand_binop): Special case mode of the result for
7284 vec_pack_[u|s]fix_trunc_optab.
7285 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7286 vec_pack_[u|s]fix_trunc_optab.
7288 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7289 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7290 * tree-pretty-print.c (dump_generic_node): Handle
7291 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7292 VEC_PACK_FIX_TRUNC_EXPR.
7294 * expr.c (expand_expr_real_1): Ditto.
7295 * tree-inline.c (estimate_num_insns_1): Ditto.
7296 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7298 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7299 (vec_unpacks_float_lo_v8hi): Ditto.
7300 (vec_unpacku_float_hi_v8hi): Ditto.
7301 (vec_unpacku_float_lo_v8hi): Ditto.
7302 (vec_unpacks_float_hi_v4si): Ditto.
7303 (vec_unpacks_float_lo_v4si): Ditto.
7304 (vec_pack_sfix_trunc_v2df): Ditto.
7306 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7308 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7309 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7310 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7311 [vec_pack_ufix_trunc]: Ditto.
7312 [vec_unpacks_float_hi]: Ditto.
7313 [vec_unpacks_float_lo]: Ditto.
7314 [vec_unpacku_float_hi]: Ditto.
7315 [vec_unpacku_float_lo]: Ditto.
7317 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7319 * soft-fp/README: Update for new files.
7320 * soft-fp/floattisf.c: New file.
7321 * soft-fp/floattidf.c: New file.
7322 * soft-fp/floattitf.c: New file.
7323 * soft-fp/floatuntisf.c: New file.
7324 * soft-fp/floatuntidf.c: New file.
7325 * soft-fp/floatuntitf.c: New file.
7326 * soft-fp/fixsfti.c: New file.
7327 * soft-fp/fixdfti.c: New file.
7328 * soft-fp/fixtfti.c: New file.
7329 * soft-fp/fixunssfti.c: New file.
7330 * soft-fp/fixunsdfti.c: New file.
7331 * soft-fp/fixunstfti.c: New file.
7332 * soft-fp/extendxftf.c: New file.
7333 * soft-fp/trunctfxf.c: New file.
7335 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7336 (__trunctfxf2): Ditto.
7338 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7339 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7340 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7341 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7342 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7343 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7345 * config/i386/t-fprules-softfp64: New file.
7346 * config/i386/sfp-machine.h: New file.
7347 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7348 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7349 and soft-fp/t-softfp to tmake_file.
7350 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7351 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7353 * config/i386/t-linux64 (softfp_wrap_start): New.
7354 (softfp_wrap_end): New.
7355 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7356 supported for TARGET_64BIT.
7358 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7360 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7361 c_common_unsigned_type behavior.
7363 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7365 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7368 2007-05-16 Eric Christopher <echristo@apple.com>
7370 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7371 saving after stack push. Set sp_offset whenever we push.
7372 (rs6000_emit_epilogue): Move altivec register restore before
7375 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7377 * configure.ac: Allow sysroots to be relocated under $prefix as
7378 well as $exec_prefix.
7379 * configure: Regenerate.
7381 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7385 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7387 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7388 (gcc_tooldir): Likewise.
7389 * configure: Regenerate.
7390 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7391 old configure.ac gcc_tooldir setting.
7392 (prefix_to_exec_prefix): New variable.
7393 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7394 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7396 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7398 * c-typeck.c (build_binary_op): Return early for error.
7400 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7402 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7403 struct nb_iter_bound.
7404 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7405 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7406 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7407 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7408 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7409 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7410 (del_scev_info): Use ggc_free.
7411 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7412 * loop-init.c: Include ggc.h.
7413 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7414 (loop_optimizer_finalize): Use ggc_free.
7415 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7416 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7417 pass_iv_optimize): Add TODO_ggc_collect.
7418 * function.h (struct function): Remove skip marker from
7420 * cfgloop.c: Include ggc.h.
7421 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7423 (establish_preds): Vector superloops is gc allocated.
7424 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7426 (flow_loops_find): Vector larray is gc allocated.
7427 (loop_exit_free): Use ggc_free.
7428 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7429 that head of exits list is now not a part of struct loop.
7430 (record_loop_exits): Allocate exits table in gc memory.
7431 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7432 that head of exits list is now not a part of struct loop.
7433 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7434 struct loop_exit): Add GTY marker.
7435 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7436 Add skip marker to aux field. Make head of exits list a separate
7438 (struct loops): Add GTY marker. Make larray vector gc allocated.
7439 Add param marker to exits table.
7440 (get_loops): Type changed.
7441 * Makefile.in (tree-scalar-evolution.o): Add
7442 gt-tree-scalar-evolution.h dependency.
7443 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7444 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7445 * basic-block.h (struct basic_block_def): Remove skip marker from
7448 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7450 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7451 of 0 in the call to expand_expr().
7452 (expand_builtin_mathfn_3): Ditto.
7453 (expand_builtin_interclass_mathfn): Ditto.
7454 (expand_builtin_cexpi): Ditto.
7455 (expand_builtin_int_roundingfn): Ditto.
7456 (expand_builtin_int_roundingfn_2): Ditto.
7457 (expand_builtin_pow): Ditto.
7458 (expand_builtin_powi): Ditto.
7459 (expand_builtin_bswap): Ditto.
7460 (expand_builtin_unop): Ditto.
7461 (expand_builtin_fabs): Ditto.
7462 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7463 the call to expand_expr().
7464 (expand_builtin_sync_operation): Ditto.
7465 (expand_builtin_compare_and_swap): Ditto.
7466 (expand_builtin_lock_test_and_set): Ditto.
7467 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7468 instead of 0 in the call to expand_expr().
7469 (expand_builtin_extract_return_addr): Ditto.
7470 (expand_builtin_eh_return): Ditto.
7471 (expand_eh_return): Ditto.
7472 * explow.c (expr_size): Ditto.
7473 * expr.c (optimize_bitfield_assignment_op): Ditto.
7474 (expand_assignement): Ditto.
7475 (store_expr): Ditto.
7476 (store_field): Ditto.
7477 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7478 the call to expand_expr().
7479 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7480 in the call to expand_expr().
7481 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7482 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7483 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7485 * optabs.c (expand_vec_shift_expr): Ditto.
7486 (expand_vec_cond_expr): Ditto.
7487 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7488 call to expand_expr().
7489 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7490 in the call to expand_expr().
7492 2007-05-14 Dave Korn <dave.korn@artimi.com>
7494 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7496 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7498 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7499 instead of c_common_unsigned_type.
7500 (c_common_unsigned_type): Remove.
7501 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7502 c_common_unsigned_type.
7503 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7504 c_common_unsigned_type.
7505 * c-common.h (c_common_unsigned_type): Remove.
7506 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7507 c_common_unsigned_type.
7508 * c-format.c (check_format_types): Use unsigned_type_for instead of
7509 c_common_unsigned_type.
7510 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7511 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7512 of c_common_unsigned_type.
7513 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7514 lang_hooks.types.unsigned_type.
7515 * expmed.c (make_tree): Use unsigned_type_for instead of
7516 lang_hooks.types.unsigned_type.
7517 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7518 lang_hooks.types.unsigned_type.
7519 (build_range_check): Likewise.
7520 (fold_unary): Likewise.
7521 (fold_binary): Likewise.
7522 (fold_ternary): Likewise.
7523 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7524 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7525 * tree.c (get_unsigned_type): New.
7526 (unsigned_type_for): Use get_unsigned_type instead of
7527 lang_hooks.types.unsigned_type.
7529 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7531 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7532 to m68k_get_function_kind. Update its prototype.
7533 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7535 (m68k_interrupt_function_p): Return enum m68k_function_type
7536 instead of bool. Rename to m68k_get_function_kind.
7537 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7539 (m68k_compute_frame_layout): Don't mark any register for save
7540 if an interrupt_thread attribute is specified.
7541 (m68k_hard_regno_rename_ok): Update a use of
7542 m68k_interrupt_function_p.
7543 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7544 m68k_interrupt_function_p.
7545 (m68k_function_type): New.
7546 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7547 for a function with an interrupt_thread attribute.
7548 * doc/extend.texi: Document the interrupt_thread attribute.
7550 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7552 Fix PR tree-optimization/31911
7553 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7554 if they didn't change the expression.
7556 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7558 * tree-scalar-evolution.c (resolve_mixers): Exported.
7559 * tree-scalar-evolution.h (resolve_mixers): Declare.
7560 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7561 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7562 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7563 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7564 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7565 strip_conversion, analyze_offset_expr, address_analysis,
7566 object_analysis, analyze_offset): Removed.
7567 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7568 split_constant_offset, canonicalize_base_object_address,
7569 object_address_invariant_in_loop_p, disjoint_objects_p,
7570 dr_may_alias_p, dr_address_invariant_p): New functions.
7571 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7572 and dr_analyze_alias.
7573 (initialize_data_dependence_relation): Use dr_may_alias_p
7574 and object_address_invariant_in_loop_p.
7575 (compute_self_dependence): Handle the case when
7576 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7577 (find_data_references_in_stmt): Restrict the analysis of data
7578 references to the given loop nest.
7579 (find_data_references_in_loop): Made static. Pass loop nest to
7580 find_data_references_in_stmt.
7581 (compute_data_dependences_for_loop): Use DR_VOPS.
7582 (free_data_ref): Free DR_VOPS.
7583 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7584 (struct innermost_loop_behavior): ... new.
7585 (struct base_object_info): Replaced by ...
7586 (struct indices): ... new.
7587 (struct dr_alias): New.
7588 (enum data_ref_type): Removed.
7589 (struct data_reference): Consist of struct innermost_loop_behavior,
7590 struct indices and struct dr_alias.
7591 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7592 (DR_MEMTAG): Renamed to ...
7593 (DR_SYMBOL_TAG): ... this.
7594 (find_data_references_in_loop): Declaration removed.
7595 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7596 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7597 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7598 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7600 2007-05-13 Revital Eres <eres@il.ibm.com>
7602 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7603 which walks virtual def-use chains to find redundant stores.
7604 (dse_optimize_stmt): Call it.
7606 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7608 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7609 * passes.c (init_optimization_passes): Move pass_jump_bypass
7612 * basic-block.h (bb_has_eh_pred): Fix style issue.
7614 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7616 PR rtl-optimization/31848
7617 * loop-invariant.c (move_invariant_reg): If we move an insn
7618 with a REG_EQUAL note, and that insn is not always executed,
7619 remove the REG_EQUAL note.
7621 2007-05-12 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/31797
7624 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7625 propagate into a stmt that has volatile ops.
7627 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7629 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7630 (gcc_tooldir): Likewise.
7631 * configure: Regenerate.
7632 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7633 old configure.ac gcc_tooldir setting.
7634 (prefix_to_exec_prefix): New variable.
7635 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7636 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7638 2007-05-11 Silvius Rus <rus@google.com>
7640 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7641 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7642 * c-common.h (strict_aliasing_warning): Change return type.
7643 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7644 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7645 (build_c_cast): Condition call to strict_aliasing_warning.
7646 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7647 * flags.h (set_Wstrict_aliasing): Declare.
7648 * opts.c (set_Wstrict_alising): Define, add call to.
7649 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7650 * tree-ssa-alias-warnings.c: New file.
7651 * tree-ssa-alias.c (compute_may_aliases): Add call to
7652 strict_aliasing_warning_backend.
7654 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7656 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7657 Use loop_depth and loop_outer accessor functions.
7658 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7659 determine_invariantness_stmt, move_computations_stmt): Ditto.
7660 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7661 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7662 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7663 * tree-scalar-evolution.c (interpret_loop_phi,
7664 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7665 instantiate_parameters_1, scev_const_prop): Ditto.
7666 * cfghooks.c (make_forwarder_block): Ditto.
7667 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7668 * modulo-sched.c (loop_canon_p): Ditto.
7669 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7670 slpeel_can_duplicate_loop_p): Ditto.
7671 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7672 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7673 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7674 cancel_loop, verify_loop_structure): Ditto.
7675 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7676 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7677 superloops vector instead of "pred" array.
7678 (establish_preds): Take father loop as an argument. Initialize the
7680 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7681 Do not initialize loop->outer.
7682 (flow_loop_tree_node_remove): Truncate the superloops vector.
7683 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7684 "pred" merged to "superloops" vector.
7685 (loop_depth, loop_outer): New.
7686 (fel_init): Use loop_outer.
7688 2007-05-11 Jan Hubicka <jh@suse.cz>
7690 * cgraphunit.c: Include gt-cgraphunit.h
7691 (static_ctors, static_dtors): New static vars.
7692 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7693 based on implementation in c-common.c
7694 (cgraph_finalize_function): Call record_cdtor_fn.
7695 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7696 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7697 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7698 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7699 build_cdtor, c_build_cdtor_fns): Remove.
7700 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7701 c_build_cdtor_fns): Remove prototype.
7703 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7706 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7707 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7708 * builtins.c (fold_builtin_memchr): New.
7709 (expand_builtin_memchr): Call the latter.
7710 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7711 * doc/extend.texi ([Other built-in functions provided by GCC]):
7714 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7716 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7717 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7718 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7719 PFPO_OP1_TYPE_SHIFT): Constants added.
7720 (DFP_ALL): Mode macro defined.
7721 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7722 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7723 Insn definitions added.
7724 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7725 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7728 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7730 PR tree-optimization/31885
7731 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7732 NULL_TREE to be undetermined.
7733 (automatically_generated_chrec_p): Return false for NULL.
7735 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7737 * config/bfin/bfin.h (MOVE_RATIO): Define.
7739 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7741 * config.gcc (sparc-wrs-vxworks): New target.
7742 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7743 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7744 * config/sparc/sparc.h: Include vxworks-dummy.h.
7745 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7746 include LABEL_REFs too.
7747 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7748 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7750 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7752 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7753 (sparc_emit_call_insn): New function.
7754 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7755 functions when generating VxWorks PIC.
7756 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7757 (call, call_value): Use sparc_emit_call_insn instead of
7760 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7762 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7764 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7766 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7767 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7768 split_double instead of operand_subword.
7770 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7772 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7773 * config/bfin/bfin.c (bfin_local_alignment): New function.
7774 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7776 2007-05-08 Chao-ying Fu <fu@mips.com>
7778 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7779 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7780 (smsub_widen_optab, umsub_widen_optab): Define.
7781 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7783 * genopinit.c (optabs): Fill in smsub_widen_optab and
7785 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7786 and umsub_widen_optab to implement multiply-subtract sequences.
7787 * config/mips/mips.md (*msac<u>_di): Rename to...
7788 (<u>msubsidi4): ...this. Extend condition to include
7789 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7790 of operand 0 to "ka" and use the three-operand form of msub<u>
7792 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7795 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7797 PR rtl-optimization/28011
7798 * reload.c (push_reload): Set dont_share if IN appears in OUT
7799 also when IN is a PLUS rtx.
7800 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7803 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7805 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7806 call unshare_all_decls.
7807 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7808 (unshare_all_decls): Remove.
7810 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7813 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7816 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7817 Nigel Stephens <nigel@mips.com>
7819 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7820 Update comments and all uses.
7821 (MIN_FPRS_PER_FMT): Define.
7822 * config/mips/mips.c (function_arg): Fix to correctly handle
7823 the -mips32r2 -mfp64 -mabi=32 case.
7824 (override_options): Enable use of odd-numbered registers for
7825 SFmode values on MIPS32.
7826 (mips_save_reg_p): Save whole floating-point register pair if
7827 either half is used.
7828 (compute_frame_size): Fix comment.
7830 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7832 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7833 argument of type bool.
7834 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7835 argument. Safely select temporary P register according to it.
7836 (do_link): Change call site of add_to_reg accordingly.
7837 (do_unlink): Add epilogue_p as a fourth argument and pass it
7839 (expand_interrupt_handler_epilogue): Change call of do_unlink
7841 (bfin_expand_prologue): Add a third argument sibcall_p.
7842 * config/bfin/bfin.md (epilogue): Change call of
7843 bfin_expand_epilogue accordingly.
7844 (sibcall_epilogue): Likewise.
7845 (eh_return_internal): Likewise.
7847 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7848 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7849 * config/bfin/bfin.c (bfin_handle_option): Handle
7850 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7851 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7852 Support bf534, bf536 and bf561.
7853 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7855 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7858 * config/i386/i386.c (ix86_function_regparm): Process local
7859 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7861 2007-05-07 Mike Stump <mrs@apple.com>
7863 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7864 also checks for and while statements in C++.
7866 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7868 * gcc.c (at_file_supplied): New variable.
7869 (main): Set it if we expanded argv.
7870 (do_spec_1): Pass an @-file to the linker if we were called with
7871 an @-file argument and HAVE_GNU_LD.
7872 * collect2.c (at_file_supplied): New variable.
7873 (response_file): New variable.
7874 (collect_exit): Unlink response_file if necessary.
7875 (handler): Likewise.
7876 (do_wait): Likewise.
7877 (main): Set at_file_supplied if we expanded argv.
7878 (collect_execute): Pass an @-file to subprocesses if we were called
7879 with an @-file argument.
7880 * configure.ac: Add define for HAVE_GNU_LD.
7881 * configure: Regenerate.
7882 * config.in: Regenerate.
7884 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7886 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7892 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7894 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7895 (TARGET_ENCODE_SECTION_INFO): Re-define.
7896 (m32c_encode_section_info): New
7897 (function_vector_handler): New
7898 (current_function_special_page_vector): New
7899 (m32c_special_page_vector_p): New.
7900 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7902 * config/m32c/jump.md: Added instruction JSRS for functions
7903 with attribute "function_vector".
7904 * doc/extend.texi (function_vector): Added description
7905 for M16C, M32C targets.
7907 2007-05-07 DJ Delorie <dj@redhat.com>
7910 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7911 ashrpsi3, lshrpsi3): Update shift count constraint.
7913 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7914 Nathan Froyd <froydnj@codesourcery.com>
7917 * c-incpath.c (add_path): Strip trailing path separators.
7919 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7921 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7922 Free dominance info before purging EH edges.
7923 (eliminate_degenerate_phis): Likewise.
7924 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7926 2007-05-07 Jan Hubicka <jh@suse.cz>
7928 * gimplify.c (gimplify_expr): Do not crash when folding
7929 (void *)(int)&a + 4.
7931 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7934 * c-opts.c (lang_fortran): Make it non static.
7935 * c-common.h (lang_fortran): New prototype.
7936 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7937 -lang-fortran option was passed by the driver.
7939 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7941 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7942 of ASSERT_CHECKING. Tweak message.
7944 2007-05-06 Revital Eres <eres@il.ibm.com>
7947 * loop-unroll.c (insert_var_expansion_initialization):
7948 Initialize the expansions with -zero instead of +zero.
7950 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7952 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7953 into pic and non-pic versions. Mark r19 as used for
7954 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7955 for tgd_load, tld_load and tie_load .
7956 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7957 version of tgd_load, tld_load and tie_load depending on the
7960 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7961 Jakub Jelinek <jakub@redhat.com>
7963 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7964 (__do_global_dtors_aux): Use more paranoid loop to run
7965 destructors if HIDDEN_DTOR_LIST_END.
7966 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7968 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7970 * varasm.c (align_variable): Don't increase alignment for
7971 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7972 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7974 2007-05-04 Josh Conner <jconner@apple.com>
7976 * basic-block.h (cdi_direction): Assign values to all enumeration
7978 (dom_computed): Remove.
7979 (dom_info_state): New.
7980 (set_dom_info_availability): New.
7981 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7982 walk_data.dom_direction.
7983 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7984 instead of dom_computed[].
7985 (split_edge): Likewise.
7986 (create_basic_block): Likewise.
7987 (merge_blocks): Likewise.
7988 * ifcvt.c (find_if_header): Likewise.
7989 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7990 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7991 * tree-ssa.c (verify_ssa): Likewise.
7992 * tree-cfg.c (tree_verify_flow_info): Likewise.
7993 (remove_edge_and_dominated_blocks): Likewise.
7994 * dominance.c (dom_computed): Make static.
7995 (calc_dfs_tree_nonrec): Change third param to a bool.
7996 (calc_dfs_tree): Change second param to a bool.
7997 (calc_idioms): Change second param to a bool. Use
7998 dom_convert_dir_to_idx.
7999 (init_dom_info): Validate dir before using.
8000 (dom_convert_dir_to_idx): New.
8001 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8002 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8003 (free_dominance_info): Use dom_convert_dir_to_idx.
8004 (get_immediate_dominator): Likewise.
8005 (set_immediate_dominator): Likewise.
8006 (get_dominated_by): Likewise.
8007 (redirect_immediate_dominators): Likewise.
8008 (nearest_common_denominator): Likewise.
8009 (dominated_by_p): Likewise.
8010 (bb_dom_dfs_in): Likewise.
8011 (bb_dom_dfs_out): Likewise.
8012 (recount_dominator): Likewise.
8013 (iterate_fix_dominators): Likewise.
8014 (add_to_dominance_info): Likewise.
8015 (delete_from_dominance_info): Likewise.
8016 (first_dom_son): Likewise.
8017 (next_dom_son): Likewise.
8018 (dom_info_available_p): Likewise.
8019 (dom_info_state): New.
8020 (set_dom_info_availability): New.
8022 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8024 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8026 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8028 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8030 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8031 (subdi3, subdi_carry): Delete.
8033 2007-05-04 Jan Hubicka <jh@suse.cz>
8034 Richard Guenther <rguenther@suse.de>
8036 * opts.c (decode_options): Do not fiddle with inlining
8037 parameters in case of optimizing for size.
8038 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8039 for size do nothing.
8040 (cgraph_decide_inlining_of_small_function): When optimizing for
8041 size never inline functions increasing caller size.
8042 (cgraph_early_inlining): Inline for size when optimizing for size.
8044 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8046 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8047 logical operations piecewise.
8048 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8049 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8050 subdi_sesidi_di): Delete.
8051 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8052 the generated sequence. Allow three-reg add in constraints. Rewrite
8053 the rtl expression for carry to avoid zero_extend of a constant.
8054 (sub_with_carry): New pattern.
8055 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8056 different sequence not involving jumps.
8057 (notbi): Now a named pattern.
8059 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8061 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8062 Add the note about a significant loss of accuracy of some
8063 mathematical routines when these options are used.
8065 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8067 * haifa-sched.c (rtx_vec_t): New typedef.
8068 (contributes_to_priority_p): Extract piece of priority () into new
8070 (priority): Use the function. Add assertion.
8071 (rank_for_schedule, set_priorities): Add assertion to check that
8072 insn's priority is initialized.
8073 (clear_priorities, calc_priorities): Change signature. Make it update
8074 all relevant insns. Update all callers ('add_to_speculative_block ()'
8075 and 'create_block_check_twin ()').
8076 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8077 Add new field 'priority_status'.
8078 (INSN_PRIORITY_STATUS): New macro.
8079 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8081 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8083 * sched-ebb.c (debug_ebb_dependencies): New static function.
8084 (init_ready_list): Use it.
8086 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8087 with changed signature and 'debug_rgn_dependencies ()'.
8088 (debug_rgn_dependencies): New static function.
8089 (init_ready_list): Use it.
8091 * sched-int.h (debug_dependencies): Declare.
8093 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8095 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8097 2007-05-04 Dirk Mueller <dmueller@suse.de>
8099 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8101 2007-05-03 Jan Hubicka <jh@suse.cz>
8103 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8104 ((T1)X op (T1)Y), for pointer type in more cases than before.
8106 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8108 * tree-object-size.c (plus_expr_object_size): When operand size is
8109 unknown, return unknown.
8111 2007-05-03 Dirk Mueller <dmueller@suse.de>
8113 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8115 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8118 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8120 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8122 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8124 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8126 * config/soft-fp/double.h, config/soft-fp/extended.h,
8127 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8128 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8129 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8130 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8133 2007-05-03 Ian Lance Taylor <iant@google.com>
8135 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8136 MASK_PPC_GFXOPT for 8540 or 8548.
8138 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8140 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8141 vect_print_dump_info() to output debug information.
8143 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8146 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8147 operands of size 2 when operand is not MEM_P.
8149 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8151 PR tree-optimization/30565
8152 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8154 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8156 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8157 (umulsi3_highpart): Use them.
8158 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8159 for final accumulator to D regisster tranfser.
8161 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8163 PR tree-optimization/31699
8164 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8166 (vect_enhance_data_refs_alignment): Compute peel amount using
8167 TYPE_VECTOR_SUBPARTS instead of vf.
8168 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8170 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8173 * system.h: Remove inclusion of double-int.h
8174 * tree.h: Include double-int.h
8175 * gengtype.c: Likewise
8176 * cfgloop.h: Likewise
8177 * Makefile.in: Adjust dependencies on double-int.h
8179 2007-05-02 Eric Christopher <echristo@apple.com>
8181 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8182 -shared to -Zdynamiclib.
8184 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8187 * c-common.c (strip_pointer_or_array_types): New function.
8188 * c-common.h (strip_pointer_or_array_types): New function declaration.
8190 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8192 PR tree-optimization/31771
8193 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8195 2007-05-02 Paul Brook <paul@codesourcery.com>
8197 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8199 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8202 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8205 2007-05-02 Nick Clifton <nickc@redhat.com>
8207 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8209 2007-05-02 Richard Guenther <rguenther@suse.de>
8211 PR tree-optimization/31146
8212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8213 argument, single_use_p. If we have a single use that is
8214 a conversion to the definition rhs type, propagate that rhs.
8215 (forward_propagate_addr_expr): Pass single_use_p argument
8216 to forward_propagate_addr_expr_1.
8218 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8220 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8223 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8225 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8226 'AMD Family 10 core'.
8228 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8230 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8231 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8232 with SSE3 instruction set support.
8233 * doc/invoke.texi: Likewise.
8235 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8237 * config/i386/i386.c (override_options): Tuning 32-byte loop
8238 alignment for amdfam10 architecture. Increasing the max loop
8239 alignment to 24 bytes.
8241 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8243 * config/m68k/constraints.md: New.
8244 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8245 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8246 EXTRA_CONSTRAINT): Remove.
8247 * config/m68k/m68k.md: Include constraints.md.
8248 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8250 2007-05-01 Ian Lance Taylor <iant@google.com>
8252 PR tree-optimization/31739
8253 * tree-vrp.c (vrp_val_is_max): New static function.
8254 (vrp_val_is_min): New static function.
8255 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8257 (set_value_range): Use vrp_val_is_{max,min}.
8258 (extract_range_from_assert): Likewise.
8259 (extract_range_from_binary_expr): Likewise.
8260 (extract_range_from_unary_expr): Likewise.
8261 (dump_value_range, vrp_meet): Likewise.
8262 (vrp_visit_phi_node): Likewise.
8263 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8265 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8267 * config/i386/gmon-sol2.c (size_t): New type.
8268 (intptr_t): Likewise.
8269 (s_textsize): Declare as size_t.
8271 (monstartup): Use size_t for sizes.
8272 (_mcount): Save and restore registers.
8273 (internal_mcount): Pass 0 as the first argument to monstartup
8275 (moncontrol): Convert pointer to appropriately sized integer
8276 before passing to profil.
8278 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8280 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8281 __NO_FPRS__, not just if _SOFT_DOUBLE.
8282 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8283 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8284 also for E500 double.
8285 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8286 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8289 2007-05-01 Richard Guenther <rguenther@suse.de>
8291 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8294 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8296 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8298 2007-05-01 Jan Hubicka <jh@suse.cz>
8300 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8303 2007-05-01 Jan Hubicka <jh@suse.cz>
8305 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8306 (maybe_fold_offset_to_reference): Declare.
8307 * fold-const.c (fold_unary): Do not fold
8308 (type *)&A into &A->field_of_type_and_offset_0
8309 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8310 size is unknown, give up.
8311 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8313 (maybe_fold_offset_to_reference): New.
8314 (maybe_fold_stmt_indirect): Use it.
8315 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8316 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8318 (gimplify_expr): Likewise for plus_expr.
8320 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8322 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8323 bsi_after_labels. Always insert statements before bsi.
8324 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8325 * predict.c (apply_return_prediction): Check for empty blocks.
8326 * cfgexpand.c (lab_rtx_for_bb): New variable.
8327 (label_rtx_for_bb): Do not create new tree labels.
8328 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8329 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8330 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8332 (label_for_bb): Add field used.
8333 (update_eh_label, main_block_label): Mark the label used.
8334 (cleanup_dead_labels): Remove unused labels.
8336 2007-05-01 Richard Guenther <rguenther@suse.de>
8338 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8339 if it is not about to be set.
8340 (get_value_range): Do not pre-allocate equiv bitmap.
8341 (update_value_range): No need to clear equiv field.
8342 (add_equivalence): Change prototype to get bitmap pointer.
8343 Allocate bitmap here if it is not already.
8344 (extract_range_from_assert): Do not allocate bitmap here.
8345 Update callers to add_equivalence.
8346 (extract_range_from_ssa_name): Likewise.
8347 (get_vr_for_comparison): New static helper.
8348 (compare_name_with_value): Handle NULL equiv bitmap by
8349 peeling the first iteration of the comparison loop.
8350 Use get_vr_for_comparison.
8351 (compare_names): Handle NULL equiv bitmaps by using fake
8352 ones. Use get_vr_for_comparison.
8354 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8356 * double-int.c (mpz_set_double_int): Moved from
8357 tree-ssa-loop-niter.c.
8358 (mpz_get_double_int): Likewise; also, add option to wrap
8359 out-of-range integers.
8360 * double-int.h: New prototypes for above.
8361 * tree.c (get_static_type_bounds): Moved from
8362 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8363 TYPE_MAX_VALUE if they exist..
8364 * tree.h: New prototype for above.
8365 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8366 get_type_bounds calls.
8367 (mpz_set_double_int): Move to double-int.c.
8368 (get_type_bounds): Move to tree.c, rename to
8369 get_static_type_bounds.
8370 (mpz_to_double_int): Move to double-int.c, rename to
8373 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8375 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8376 DIV0 exception can fall through to a normal return.
8378 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8382 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8383 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8384 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8385 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8386 initialize align to silence bogus warning.
8387 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8388 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8390 (struct sra_walk_fns): Remove use_all parameter from use.
8391 (sra_hash_tree): Handle BIT_FIELD_REFs.
8392 (sra_elt_hash): Don't hash bitfld blocks.
8393 (sra_elt_eq): Skip them in parent compares as well. Handle
8395 (sra_walk_expr): Don't maintain or pass down use_all_p.
8396 (scan_use): Remove use_all parameter.
8397 (scalarize_use): Likewise. Re-expand assignment to
8398 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8399 output, and re-scalarize after output. Don't mark anything
8401 (scalarize_ldst): Adjust.
8402 (scalarize_walk_gimple_modify_statement): Likewise.
8403 (build_element_name_1): Handle BIT_FIELD_REFs.
8404 (instantiate_element): Don't warn for any element whose parent
8406 (instantiate_missing_elements_1): Return the sra_elt.
8407 (canon_type_for_field): New.
8408 (try_instantiate_multiple_fields): New.
8409 (instantiate_missing_elemnts): Use them.
8410 (mark_no_warning): Removed.
8411 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8412 (REPLDUP, sra_build_elt_assignment): New.
8413 (generate_copy_inout): Use them.
8414 (generate_element_copy): Likewise. Handle bitfld differences.
8415 (generate_element_zero): Don't recurse for blocks. Use
8416 sra_build_elt_assignment.
8417 (generate_one_element_int): Take elt instead of var. Use
8418 sra_build_elt_assignment.
8419 (generate_element_init_1): Adjust.
8420 (scalarize_use, scalarize_copy): Use REPLDUP.
8421 (scalarize_ldst): Move assert before dereference.
8422 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8424 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8427 * tree.c (reconstruct_complex_type): Reconstruct a reference
8429 Also use the same mode for the pointer as the old pointer type.
8431 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8433 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8436 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8438 PR rtl-optimization/31676
8439 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8440 (df_refs_record): Call it.
8442 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8444 * rtl.def (SS_ABS): New code.
8445 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8446 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8447 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8448 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8449 (bfin_init_builtins): Define them.
8450 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8451 (bfin_expand_builtin): ... and handle the others here.
8452 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8453 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8454 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8455 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8456 operand is only HImode.
8458 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8460 * regclass.c (scan_one_insn): Remove splitting of
8463 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8464 Nigel Stephens <nigel@mips.com>
8466 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8468 2007-04-28 Jan Hubicka <jh@suse.cz>
8470 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8471 insn_locators_alloc instead of insn_locators_initialize;
8472 call reset_block_changes.
8473 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8474 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8475 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8476 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8477 * config/score/score.c (th_output_mi_thunk): Likewise.
8478 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8479 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8480 tolerate uninitialized locator info.
8483 * function.c (init_function_start): Don't init line number info.
8484 (expand_function_end): Update.
8485 (reset_block_changes, record_block_change, finalize_block_changes,
8486 check_block_change, free_block_changes): Kill.
8487 * function.h (reset_block_changes, record_block_change,
8488 finalize_block_changes, check_block_change, free_block_changes):
8490 (struct function): Remove ib_boundaries_block.
8491 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8492 Use curr_insn_locator to initialize locator.
8493 (emit_line_note): Remove.
8494 * cfgexpand.c (expand_gimple_cond_expr): Update.
8495 (construct_exit_block): Likewise.
8496 (tree_expand_cfg): Initialize/finalize locators.
8497 * expr.c (expand_expr_real): Update.
8498 * cfglayout.c (line_locators_locs, line_locators_lines,
8499 file_locators_locs, file_locators_files): Remove.
8500 (set_block_levels): Move to cfgexpand.c.
8501 (insn_locators_initialize): Remove.
8502 (pass_insn_locators_initialize): Remove.
8503 (locations_locators_locs, locations_locators_vals): New static vars.
8504 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8506 (insn_locators_alloc, insn_locators_finalize,
8507 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8509 (locator_location): New.
8510 (locator_line, locator_file): Rewrite.
8511 * rtl.h (emit_line_note): Kill.
8512 (insn_locators_alloc, insn_locators_finalize,
8513 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8515 * tree-inline.c (initialize_cfun): Do not initialize
8516 ib_boundaries_block.
8517 * passes.c (pass_insn_locators_initialize): Remove.
8519 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8521 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8522 info. Update last_basic_block correctly.
8524 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8527 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8528 register itself to hold the offset constant. Tell flow the use
8529 of r4 and r5 when they are used.
8531 2007-04-27 Richard Guenther <rguenther@suse.de>
8533 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8534 if we simplified anything.
8535 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8536 warnings until we did a simplification and the stmt was not
8537 marked as TREE_NO_WARNING.
8539 2007-04-27 Mike Stump <mrs@apple.com>
8541 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8543 2007-04-27 Ian Lance Taylor <iant@google.com>
8546 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8547 TYPE_MAX_VALUE exist, convert them to the new type.
8549 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8551 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8552 if it claims to be available.
8553 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8555 (perform_tree_ssa_dce): Always free postdominators.
8557 2007-04-27 Richard Henderson <rth@redhat.com>
8559 * config/alpha/predicates.md (aligned_memory_operand): Mark
8560 as define_special_predicate.
8561 (unaligned_memory_operand, normal_memory_operand): Likewise.
8562 (reg_or_unaligned_mem_operand): Remove.
8563 (any_memory_operand): Match the documentation and check for
8564 non-renumbered pseudos during reload.
8565 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8566 alpha_secondary_reload_class, update to new interface, make static.
8567 Handle CQImode like HImode. Remove FP subreg check.
8568 (alpha_expand_mov): Use replace_equiv_address.
8569 (alpha_expand_mov_nobwx): Use any_memory_operand.
8570 (TARGET_SECONDARY_RELOAD): New.
8571 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8572 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8573 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8574 * config/alpha/alpha.md: ... here.
8575 (RELOAD12, reloadmode): New.
8577 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8578 Don't handle the aligned case here.
8579 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8580 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8581 reload_inhi_help. Don't expect a scratch register.
8582 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8584 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8586 2007-04-27 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8590 2007-04-27 Richard Guenther <rguenther@suse.de>
8592 PR tree-optimization/30965
8593 PR tree-optimization/30978
8594 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8595 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8596 (find_equivalent_equality_comparison): Likewise.
8597 (simplify_cond): Likewise.
8598 (get_prop_source_stmt): New helper.
8599 (get_prop_dest_stmt): Likewise.
8600 (can_propagate_from): Likewise.
8601 (remove_prop_source_from_use): Likewise.
8602 (combine_cond_expr_cond): Likewise.
8603 (forward_propagate_comparison): New function.
8604 (forward_propagate_into_cond): Rewrite to use fold for
8606 (tree_ssa_forward_propagate_single_use_vars): Call
8607 forward_propagate_comparison to propagate comparisons.
8609 2007-04-27 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/31715
8612 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8613 sure to do computation on the offset in an appropriate
8616 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8618 * reload.h (elimination_target_reg_p): Declare.
8619 * reload.c (find_reloads): Don't apply the reg_rtx move
8620 optimization if the SET_DEST satisfies elimination_target_reg_p.
8621 * reload1.c (elimination_target_reg_p): New function.
8622 (gen_reload): In the move/add2 fallback, make sure that op0
8623 does not overlap the destination register.
8625 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8627 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8628 transform only GIMPLE_MODIFY_STMTs.
8629 * tree-complex.c (expand_complex_operations_1): Ditto.
8630 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8631 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8632 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8634 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8635 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8636 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8637 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8638 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8639 slpeel_add_loop_guard): Ditto.
8640 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8641 * lambda-code.c (perfect_nestify): Ditto.
8642 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8643 before the first statement.
8644 * tree-optimize.c (execute_free_datastructures): Fix comments.
8645 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8646 * tree-flow.h (disband_implicit_edges): Declaration removed.
8647 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8649 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8650 COND_EXPRs without gotos.
8651 (disband_implicit_edges, has_label_p): Removed.
8652 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8653 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8655 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8657 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8658 also for COND_EXPRs.
8659 * cfgexpand.c (label_rtx_for_bb): New function.
8660 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8661 Use label_rtx_for_bb to find the labels.
8662 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8663 last block. Detect fallthru edges.
8665 2007-04-26 Ian Lance Taylor <iant@google.com>
8668 * reload.c (find_reloads_subreg_address): If the address was valid
8669 in the original mode but not in the new mode, reload the whole
8672 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8674 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8675 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8676 (cleanup_control_expr_graph): Do not invalidate dominance info.
8677 Record altered blocks.
8678 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8679 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8680 cleanup_tree_cfg_bb): New functions.
8681 (remove_forwarder_block): Do not maintain the worklist of blocks.
8682 Record altered blocks.
8683 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8685 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8686 delete_unreachable_blocks if dominators are not available.
8687 * tree-inline.c (optimize_inline_calls): Free dominance information
8689 * tree-flow.h (remove_edge_and_dominated_blocks,
8690 cfgcleanup_altered_bbs): Altered.
8691 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8693 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8695 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8696 do not invalidate dominators.
8698 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8700 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8701 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8702 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8703 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8705 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8707 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8709 2007-04-26 Richard Guenther <rguenther@suse.de>
8711 PR tree-optimization/31703
8712 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8713 the right type for the target of the bittest.
8715 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8717 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8718 ix86_sol10_return_in_memory.
8720 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8722 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8725 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8728 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8730 PR tree-optimization/30558
8731 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8732 clear this_state.prev_try.
8734 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8735 Mark Mitchell <mark@codesourcery.com>
8737 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8738 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8739 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8741 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8744 * doc/invoke.texi (%:print-asm-header): Document.
8745 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8747 (static_spec_functions): Add print-asm-header.
8748 (main): Print a banner before the --target-help linker options.
8749 (print_asm_header_spec_function): New function.
8751 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8754 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8755 (movsf_ie): Likewise.
8757 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8759 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8761 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8763 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8764 exception for divide-by-zero.
8765 (__umodsi3, __modsi3): Likewise.
8767 2007-04-25 Dirk Mueller <dmueller@suse.de>
8769 * c-typeck.c (build_compound_expr): Annotate warning()
8770 call with OPT_Wunused_value.
8771 * tree-ssa.c (warn_uninit): Annotate warning with
8773 * c-common.c (handle_sentinel_attribute): Annotate warning
8774 call with OPT_Wattributes.
8776 2007-04-25 Thiemo Seufer <ths@mips.com>
8778 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8780 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8781 on to the assembler. Improve handling of -mno-mips16. Add handling
8782 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8783 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8784 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8785 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8787 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8790 * config/i386/winnt.c (i386_pe_file_end): Strip only
8791 USER_LABEL_PREFIX when writing export name.
8793 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8795 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8796 sh/elf.h, vx-common.h and vxworks.h.
8797 * config/sh/sh.h: Include config/vxworks-dummy.h.
8798 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8799 (OVERRIDE_OPTIONS): Use it.
8800 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8801 (vxworks_picreg): New pattern.
8802 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8803 VXWORKS_OS_CPP_BUILTINS.
8804 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8805 to their VXWORKS_* equivalents.
8806 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8807 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8808 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8809 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8810 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8811 -mrtp/-fPIC multilibs.
8812 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8813 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8814 (MULTILIB_OSDIRNAMES): Delete.
8816 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8819 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8821 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8823 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8824 rounding mode to be specified by the caller.
8825 (real_to_mpfr) Likewise.
8826 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8827 include new arguments.
8828 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8830 2007-04-24 Ian Lance Taylor <iant@google.com>
8832 PR tree-optimization/31605
8833 * tree-vrp.c (set_value_range): Check that min and max are not
8834 both overflow infinities.
8835 (set_value_range_to_value): New static function.
8836 (extract_range_from_binary_expr): Call set_value_range_to_value.
8837 (extract_range_from_cond_expr): Likewise.
8838 (extract_range_from_expr): Likewise.
8839 (extract_range_from_unary_expr): Likewise. Don't create a range
8840 which overflows on both sides.
8841 (vrp_meet): Check for a useless range.
8842 (vrp_visit_phi_node): If we see a constant which looks like an
8843 overflow infinity, turn off the TREE_OVERFLOW flag.
8845 2007-04-24 Ian Lance Taylor <iant@google.com>
8847 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8849 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8852 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8853 diagnostic message is being built.
8854 * tree-pretty-print.c (dump_generic_node): Only write the
8855 formatted text into BUFFER's stream if we are not building a
8857 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8859 * Makefile.in (toplev.o): Depend on tree-pass.h.
8861 2007-04-24 Ian Lance Taylor <iant@google.com>
8863 PR tree-optimization/31602
8864 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8865 conditionals in the copied loop header.
8866 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8867 warnings if TREE_NO_WARNING is set.
8868 * doc/invoke.texi (Warning Options): Clarify that
8869 -Wstrict-overflow does not warn about loops.
8871 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8873 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8874 expand on the comment about _Decimal128 arguments and check the
8875 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8876 that _Decimal128 argument uses even/odd register pair.
8877 (function_arg): Ditto.
8879 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8881 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8882 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8884 2007-04-24 Richard Guenther <rguenther@suse.de>
8885 Olga Golovanevsky <olga@il.ibm.com>
8887 * fold-const.c (multiple_of_p): Check for bottom
8890 2007-04-24 Richard Henderson <rth@redhat.com>
8892 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8893 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8894 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8895 looking for non-zero bits shifted out. Avoid a recursive call
8896 when constructing the scalar.
8897 (__floatundisf): Likewise.
8899 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8901 * dwarf2out.c (field_byte_offset): Move the existing logic
8902 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8903 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8905 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8908 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8909 length argument of 0 for memset.
8910 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8911 unsigned shift instead of the signed variant.
8913 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8915 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8916 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8917 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8918 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8919 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8920 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8921 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8922 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8923 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8924 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8925 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8926 "mul<mode>3", "div<mode>3"): Insn definitions added.
8927 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8928 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8929 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8930 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8931 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8932 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8933 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8934 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8935 TARGET_FLOAT_FORMAT): Macro definitions removed.
8936 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8937 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8938 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8939 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8940 (s390_gen_rtx_const_DI): Function removed.
8941 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8943 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8945 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8946 over an external ffs function.
8948 2007-04-24 Chao-ying Fu <fu@mips.com>
8949 Richard Sandiford <richard@nildram.co.uk>
8951 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8952 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8953 (smadd_widen_optab, umadd_widen_optab): Define.
8954 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8956 * genopinit.c (optabs): Fill in smadd_widen_optab and
8958 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8959 and umadd_widen_optab to implement multiply-add sequences.
8960 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8961 (<u>maddsidi4): ...this. Extend condition to include
8962 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8963 of operand 0 to "ka" and use the three-operand form of madd<u>
8965 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8967 * config/mips/constraints.md (ka): New register constraint.
8969 2007-04-24 Jan Hubicka <j@suse.cz>
8973 2007-04-23 Jan Hubicka <jh@suse.cz>
8974 * function.c (init_function_start): Don't init line number info.
8975 (expand_function_end): Update.
8976 (reset_block_changes, record_block_change, finalize_block_changes,
8977 check_block_change, free_block_changes): Kill.
8978 * function.h (reset_block_changes, record_block_change,
8979 finalize_block_changes, check_block_change, free_block_changes):
8981 (struct function): Remove ib_boundaries_block.
8982 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8983 Use curr_insn_locator to initialize locator.
8984 (emit_line_note): Remove.
8985 * cfgexpand.c (expand_gimple_cond_expr): Update.
8986 (construct_exit_block): Likewise.
8987 (tree_expand_cfg): Initialize/finalize locators.
8988 * expr.c (expand_expr_real): Update.
8989 * cfglayout.c (line_locators_locs, line_locators_lines,
8990 file_locators_locs, file_locators_files): Remove.
8991 (set_block_levels): Move to cfgexpand.c.
8992 (insn_locators_initialize): Remove.
8993 (pass_insn_locators_initialize): Remove.
8994 (locations_locators_locs, locations_locators_vals): New static vars.
8995 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8997 (insn_locators_alloc, insn_locators_finalize,
8998 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9000 (locator_location): New.
9001 (locator_line, locator_file): Rewrite.
9002 * rtl.h (emit_line_note): Kill.
9003 (insn_locators_alloc, insn_locators_finalize,
9004 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9006 * tree-inline.c (initialize_cfun): Do not initialize
9007 ib_boundaries_block.
9008 * passes.c (pass_insn_locators_initialize): Remove.
9010 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9012 * doc/invoke.texi: Removed leading '-' from option index entries.
9014 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9016 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9018 (create_phi_node): Use set_phi_nodes.
9019 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9020 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9021 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9022 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9023 (bsi_start, bsi_last): Use bb_stmt_list.
9024 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9025 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9026 Traverse the statements using tsi iterator.
9027 * basic-block.h (struct basic_block_def): Fields stmt_list
9028 and phi_nodes moved to ...
9029 (struct tree_bb_info): ... new structure.
9030 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9031 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9032 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9033 (tree_verify_flow_info): Verify that il.tree is not set for
9034 entry and exit block.
9035 (tree_split_block): Use set_bb_stmt_list.
9037 2007-04-23 Mike Stump <mrs@apple.com>
9039 * config/i386/i386.c (ix86_tune_features
9040 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9043 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9045 * config/i386/i386.md (prefix_extra): New attribute.
9046 (length): Add prefix_extra.
9048 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9049 (sse2_movntv2di): Likewise.
9050 (sse2_cvtps2dq): Likewise.
9051 (sse2_cvtpd2pi): Likewise.
9052 (sse2_cvttpd2pi): Likewise.
9053 (*sse2_cvtpd2ps): Likewise.
9054 (*add<mode>3): Likewise.
9055 (sse2_ssadd<mode>3): Likewise.
9056 (sse2_usadd<mode>3): Likewise.
9057 (*sub<mode>3): Likewise.
9058 (sse2_sssub<mode>3): Likewise.
9059 (sse2_ussub<mode>3): Likewise.
9060 (*mulv8hi3): Likewise.
9061 (*smulv8hi3_highpart): Likewise.
9062 (*umulv8hi3_highpart): Likewise.
9063 (sse2_umulv2siv2di3): Likewise.
9064 (sse2_pmaddwd): Likewise.
9065 (ashr<mode>3): Likewise.
9066 (lshr<mode>3): Likewise.
9067 (ashl<mode>3): Likewise.
9068 (sse2_ashlti3): Likewise.
9069 (sse2_lshrti3): Likewise.
9070 (*umaxv16qi3): Likewise.
9071 (*smaxv8hi3): Likewise.
9072 (*uminv16qi3): Likewise.
9073 (*sminv8hi3): Likewise.
9074 (sse2_eq<mode>3): Likewise.
9075 (sse2_gt<mode>3): Likewise.
9076 (*and<mode>3): Likewise.
9077 (sse2_nand<mode>3): Likewise.
9078 (*ior<mode>3): Likewise.
9079 (*xor<mode>3): Likewise.
9080 (sse2_packsswb): Likewise.
9081 (sse2_packssdw): Likewise.
9082 (sse2_packuswb): Likewise.
9083 (sse2_punpckhbw): Likewise.
9084 (sse2_punpcklbw): Likewise.
9085 (sse2_punpckhwd): Likewise.
9086 (sse2_punpcklwd): Likewise.
9087 (sse2_punpckhdq): Likewise.
9088 (sse2_punpckldq): Likewise.
9089 (sse2_punpckhqdq): Likewise.
9090 (sse2_punpcklqdq): Likewise.
9091 (*sse2_pinsrw): Likewise.
9092 (*sse2_pextrw): Likewise.
9093 (sse2_pshufd_1): Likewise.
9094 (sse2_uavgv16qi3): Likewise.
9095 (sse2_uavgv8hi3): Likewise.
9096 (sse2_psadbw): Likewise.
9097 (sse2_pmovmskb): Likewise.
9098 (*sse2_maskmovdqu): Likewise.
9099 (*sse2_maskmovdqu_rex64): Likewise.
9100 (sse4a_extrqi): Likewise.
9101 (sse4a_extrq): Likewise.
9102 (sse3_lddqu): Set prefix_rep.
9103 (sse3_addsubv4sf3): Likewise.
9104 (sse3_haddv4sf3): Likewise.
9105 (sse3_hsubv4sf3): Likewise.
9106 (sse_cvtss2si): Likewise.
9107 (sse_cvtss2si_2): Likewise.
9108 (sse_cvtss2siq): Likewise.
9109 (sse_cvtss2siq_2): Likewise.
9110 (sse_cvttss2si): Likewise.
9111 (sse_cvttss2siq): Likewise.
9112 (sse2_cvttps2dq): Likewise.
9113 (sse3_movshdup): Likewise.
9114 (sse3_movsldup): Likewise.
9115 (sse2_cvtsd2si): Likewise.
9116 (sse2_cvtsd2si_2): Likewise.
9117 (sse2_cvtsd2siq): Likewise.
9118 (sse2_cvtsd2siq_2): Likewise.
9119 (sse2_cvttsd2si): Likewise.
9120 (sse2_cvttsd2siq): Likewise.
9121 (*sse2_cvtpd2dq): Likewise.
9122 (*sse2_cvttpd2dq): Likewise.
9123 (sse2_pshuflw_1): Likewise.
9124 (sse2_pshufhw_1): Likewise.
9125 (sse4a_insertqi): Likewise.
9126 (sse4a_insertq): Likewise.
9127 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9128 (ssse3_phadddv4si3): Likewise.
9129 (ssse3_phaddswv8hi3): Likewise.
9130 (ssse3_phsubwv8hi3): Likewise.
9131 (ssse3_phsubdv4si3): Likewise.
9132 (ssse3_phsubswv8hi3): Likewise.
9133 (ssse3_pmaddubswv8hi3): Likewise.
9134 (ssse3_pmulhrswv8hi3): Likewise.
9135 (ssse3_pshufbv16qi3): Likewise.
9136 (ssse3_psign<mode>3): Likewise.
9137 (ssse3_palignrti): Likewise.
9138 (abs<mode>2): Likewise.
9139 (ssse3_phaddwv4hi3): Set prefix_extra.
9140 (ssse3_phadddv2si3): Likewise.
9141 (ssse3_phaddswv4hi3): Likewise.
9142 (ssse3_phsubwv4hi3): Likewise.
9143 (ssse3_phsubdv2si3): Likewise.
9144 (ssse3_phsubswv4hi3): Likewise.
9145 (ssse3_pmaddubswv4hi3): Likewise.
9146 (ssse3_pmulhrswv4hi3): Likewise.
9147 (ssse3_pshufbv8qi3): Likewise.
9148 (ssse3_psign<mode>3): Likewise.
9149 (ssse3_palignrdi): Likewise.
9150 (abs<mode>2): Likewise.
9151 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9152 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9153 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9155 2007-04-23 Nick Clifton <nickc@redhat.com>
9157 * params.def: Fix formatting of emacs local variables.
9159 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9161 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9162 move if inter-unit move isn't allowed.
9163 Don't split moving the first element of V2DI to DI to inter-unit
9164 move if inter-unit move isn't allowed.
9166 2007-04-23 Richard Guenther <rguenther@suse.de>
9168 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9169 and CDI_POST_DOMINATORS separately.
9171 2007-04-23 Nick Clifton <nickc@redhat.com>
9173 * c.opt (Wformat-contains-nul): Add warning attribute.
9175 2007-04-23 Jan Hubicka <jh@suse.cz>
9177 * function.c (init_function_start): Don't init line number info.
9178 (expand_function_end): Update.
9179 (reset_block_changes, record_block_change, finalize_block_changes,
9180 check_block_change, free_block_changes): Kill.
9181 * function.h (reset_block_changes, record_block_change,
9182 finalize_block_changes, check_block_change, free_block_changes):
9184 (struct function): Remove ib_boundaries_block.
9185 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9186 Use curr_insn_locator to initialize locator.
9187 (emit_line_note): Remove.
9188 * cfgexpand.c (expand_gimple_cond_expr): Update.
9189 (construct_exit_block): Likewise.
9190 (tree_expand_cfg): Initialize/finalize locators.
9191 * expr.c (expand_expr_real): Update.
9192 * cfglayout.c (line_locators_locs, line_locators_lines,
9193 file_locators_locs, file_locators_files): Remove.
9194 (set_block_levels): Move to cfgexpand.c.
9195 (insn_locators_initialize): Remove.
9196 (pass_insn_locators_initialize): Remove.
9197 (locations_locators_locs, locations_locators_vals): New static vars.
9198 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9200 (insn_locators_alloc, insn_locators_finalize,
9201 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9203 (locator_location): New.
9204 (locator_line, locator_file): Rewrite.
9205 * rtl.h (emit_line_note): Kill.
9206 (insn_locators_alloc, insn_locators_finalize,
9207 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9209 * tree-inline.c (initialize_cfun): Do not initialize
9210 ib_boundaries_block.
9211 * passes.c (pass_insn_locators_initialize): Remove.
9213 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9216 * expr.c (reduce_to_bit_field_precision): Handle
9219 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9221 PR tree-optimization/24659
9222 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9223 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9224 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9225 * genopinit.c (optabs): Rename vec_pack_mod_optab
9226 to vec_pack_trunc_optab.
9227 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9228 early for scalar floating point operands for NOP_EXPR.
9229 (vectorizable_type_promotion): Ditto.
9230 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9231 vec_pack_trunc_optab.
9232 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9234 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9235 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9236 Rename from VEC_PACK_MOD_EXPR.
9237 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9238 * expr.c (expand_expr_real_1): Ditto.
9239 * tree-inline.c (estimate_num_insns_1): Ditto.
9240 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9242 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9243 (vec_unpacks_lo_v4sf): Ditto.
9244 (vec_pack_trunc_v2df): Ditto.
9245 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9246 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9247 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9249 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9251 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9253 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9254 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9255 packing of floating point operands.
9256 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9257 represent unpacking of floating point operands.
9258 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9259 [vec_unpacks_hi]: Ditto.
9260 [vec_unpacks_lo]: Ditto.
9262 2007-04-22 Jan Hubicka <jh@suse.cz>
9264 * final.c (rest_of_handle_final): Call
9265 targetm.asm_out.constructor/targetm.asm_out.destructor
9266 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9267 proper priority via decl_*_priority_insert.
9268 * c-common.c (c_expand_body): Likewise.
9270 2007-04-22 Richard Guenther <rguenther@suse.de>
9272 PR tree-optimization/29789
9273 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9274 (rewrite_reciprocal): New helper split out from
9275 determine_invariantness_stmt.
9276 (rewrite_bittest): Likewise.
9277 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9278 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9281 2007-04-22 Revital Eres <eres@il.ibm.com>
9283 * loop-unroll.c (var_to_expand): New field to support also
9284 insns of the form x = something + x.
9285 (analyze_insn_to_expand_var): Use it.
9286 (expand_var_during_unrolling): Likewise.
9288 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9290 * predict.c: Include pointer-set.h.
9291 (bb_predictions): New variable.
9292 (tree_predicted_by_p, tree_predict_edge,
9293 remove_predictions_associated_with_edge): Use bb_predictions map
9294 instead of bb->predictions.
9295 (clear_bb_predictions, assert_is_empty): New functions.
9296 (combine_predictions_for_bb): Use bb_predictions map. Call
9297 clear_bb_predictions.
9298 (tree_estimate_probability): Create and free bb_predictions map.
9299 * Makefile.in (predict.o): Add pointer-set.h dependency.
9300 * basic-block.h (struct basic_block_def): Remove predictions
9302 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9304 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9307 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9310 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9312 * timevar.c (timevar_print): Change reference of --disable-checking to
9313 --enable-checking=release. Also warn if assert checking is disabled.
9315 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9318 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9319 decl as addressable if the compound literal was marked as
9321 Mark the decl as a gimple register if it is a complex or
9322 vector decl and does not live in memory.
9324 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9326 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9327 (GENERIC_NEXT): New function macro.
9328 (PHI_CHAIN): Use phi_node's new chain variable.
9329 (tree_phi_node): Change tree_common to tree_base
9330 and add the chain field.
9331 * tree-phinodes.c (make_phi_node): Don't set
9332 TREE_TYPE on the new node.
9333 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9334 instead of checking GIMPLE_TUPLE_P in chain_next.
9335 * tree-vect-transform.c
9336 (get_initial_def_for_induction): Look at
9337 PHI_RESULT_TREE for the type of the phi node.
9338 (update_vuses_to_preheader): Use PHI_CHAIN
9339 instead of TREE_CHAIN on the phi node.
9340 * tree-ssa-structalias.c (compute_points_to_sets):
9342 (ipa_pta_execute): Likewise.
9344 2007-04-21 Richard Guenther <rguenther@suse.de>
9347 * fold-const.c (fold_unary): Call fold_convert_const on the
9350 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9352 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9353 (store_killed_in_pat): New.
9355 2007-04-20 Richard Henderson <rth@redhat.com>
9358 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9359 TREE_LIST with a void_type_node value, not void_list_node exactly.
9361 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9363 * doc/standards.texi: Re-arrange into language-specific
9364 subsections. Add a C++ section, documenting which standards we
9367 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9369 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9370 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9372 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9374 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9375 ecrti.o and crtbegin.o.
9376 (LIB_DEFAULT_SPEC): Include -lc.
9377 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9379 2007-04-20 Richard Henderson <rth@redhat.com>
9382 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9383 argument; update all callers.
9384 (get_unaligned_offset): New.
9385 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9386 get_unaligned_address, just pass on the address directly.
9387 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9388 the subreg in the helper patterns.
9389 (unaligned_extendqidi_le): Use get_unaligned_offset.
9390 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9391 (unaligned_extendhidi_be): Likewise.
9392 (unaligned_extendhidi): Tidy.
9393 * config/alpha/alpha-protos.h: Update.
9395 2007-04-20 Richard Henderson <rth@redhat.com>
9397 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9398 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9399 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9400 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9401 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9402 (CPP_SPEC): Don't include %(cpp_subtarget).
9403 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9404 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9405 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9407 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9409 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9410 for __builtin_ia32_cmpordss.
9412 PR tree-optimization/31632
9413 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9414 and arg1 for optimizations of comparison against min/max values.
9415 Fold arg0 to arg1's type for optimizations of comparison against
9416 min+1 and max-1 values.
9418 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9420 * reload.c (combine_reloads): When trying to use a dying register,
9421 check whether it's uninitialized and don't use if so.
9423 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9425 * fold-const.c: Remove prototypes for native_encode_expr and
9426 native_interpret_expr.
9427 (native_encode_expr): Make non-static.
9428 (native_interpret_expr): Likewise.
9429 * tree.h: Add prototypes for the above.
9431 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9433 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9434 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9435 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9436 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9437 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9438 Add length attributes.
9440 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9442 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9445 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9446 __STDC_WANT_DEC_FP__.
9448 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9450 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9451 for long double compatibility.
9452 * configure: Regenerate.
9454 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9456 PR rtl-optimization/29841
9457 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9459 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9460 that may cause control flow transfer from being moved.
9462 2007-04-18 Jan Hubicka <jh@suse.cz>
9464 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9467 2007-04-18 Eric Christopher <echristo@apple.com>
9469 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9470 only. Update operands.
9471 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9472 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9473 link register to pic register.
9475 2007-04-18 Dirk Mueller <dmueller@suse.de>
9478 * tree-vrp.c (search_for_addr_array): New.
9479 (check_array_bounds): Suppress warning about
9480 address taken of array refs if its not de-referenced.
9482 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9484 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9485 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9487 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9488 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9489 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9491 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9493 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9495 (vect_analyze_scalar_cycles): Fix indentation.
9496 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9497 (vect_mark_relevant): Include phis in relevance analysis.
9499 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9501 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9503 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9504 output_operand_lossage().
9506 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9508 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9509 the unused code for reduction without adjust-in-epilog to simplify the
9512 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9514 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9515 (S390_TDC_NEGATIVE_ZERO): New constant.
9516 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9517 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9518 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9519 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9520 (S390_TDC_POSITIVE_INFINITY): New constant.
9521 (S390_TDC_NEGATIVE_INFINITY): New constant.
9522 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9523 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9524 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9525 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9526 (S390_TDC_INFINITY): New constant.
9527 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9528 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9529 optimization for UNSPEC_CCZ_TO_INT.
9530 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9531 ("*ccz_to_int"): New insn.
9532 ("isinf<mode>2"): New insn.
9533 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9534 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9535 (UNSPEC_CCZ_TO_INT): New constant.
9537 2007-04-18 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/19431
9540 PR tree-optimization/21463
9541 * tree-pass.h (pass_phiprop): Declare.
9542 * passes.c (init_optimization_passes): New phiprop pass.
9543 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9544 (phivn_valid_p): New helper function.
9545 (phiprop_insert_phi): Likewise.
9546 (propagate_with_phi): Likewise.
9547 (tree_ssa_phiprop): New propagator propagating loads
9548 through phi nodes if profitable.
9550 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9552 * tree-vect-analyze.c (process_use): New function.
9553 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9554 Check phis in all bbs.
9555 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9558 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9560 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9563 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9566 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9569 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9571 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9573 (sse_vmmulv4sf3): Likewise.
9574 (sse2_vmaddv2df3): Likewise.
9575 (sse2_vmmulv2df3): Likewise.
9577 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9579 PR rtl-optimization/31360
9580 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9581 (target_reg_cost): New.
9582 (init_set_costs): Initialize target_reg_cost. Add comments
9583 regarding the rationale of the costs.
9584 (global_cost_for_size): Renamed to...
9585 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9586 of register pressure.
9587 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9588 estimate_reg_pressure_cost. Add number of ivs.
9589 (determine_set_costs): Dump target_reg_cost.
9590 * loop-invariant.c (gain_for_invariant): Use
9591 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9592 (best_gain_for_invariant, find_invariants_to_move): Remove
9594 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9595 (target_reg_cost): Declare.
9596 (global_cost_for_size): Declaration removed.
9597 (estimate_reg_pressure_cost): Declare.
9599 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9601 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9602 regnos into even/odd register pairs.
9603 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9604 TDmode similar to the other floating point modes.
9605 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9606 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9608 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9609 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9610 (movdd_hardfloat64): Use TARGET_MFPGPR.
9612 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9614 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9617 2005-01-05 Richard Henderson <rth@redhat.com>
9619 * reload1.c (do_input_reload): Restrict the optimization deleteing
9620 a previous output reload to RELOAD_FOR_INPUT.
9622 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9624 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9625 induc_vec_info_type.
9626 (vectorizable_induction): New function declaration.
9627 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9628 check if already vectorized. Find first place in BB where new stmts
9629 can be inserted. Takes only one argument.
9630 (vectorizable_induction): New function.
9631 (vect_transform_stmt): Add case for induc_vec_info_type to call
9632 vectorizable_induction.
9633 (vect_transform_loop): Consider phis for vectorization.
9634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9636 (analyze_operations): Call vectorizable_induction when analyzing phis.
9638 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9639 (vect_mark_relevant): Include phis in relevance analysis.
9640 (vect_mark_stmts_to_be_vectorize): Likewise.
9641 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9643 2007-04-16 Lawrence Crowl <crowl@google.com>
9645 * doc/invoke.texi (Debugging Options): Add documentation for the
9646 -femit-struct-debug options -femit-struct-debug-baseonly,
9647 -femit-struct-debug-reduced, and
9648 -femit-struct-debug-detailed[=...].
9650 * c-opts.c (c_common_handle_option): Add
9651 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9652 and OPT_femit_struct_debug_detailed_.
9653 * c.opt: Add specifications for
9654 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9655 and -femit-struct-debug-detailed[=...].
9656 * opts.c (set_struct_debug_option): Parse the
9657 -femit-struct-debug-... options.
9658 * opts.c (matches_main_base, main_input_basename,
9659 main_input_baselength, base_of_path, matches_main_base): Add
9660 variables and functions to compare header base name to compilation
9662 * opts.c (should_emit_struct_debug): Add to determine to emit a
9663 structure based on the option.
9664 (dump_struct_debug) Also disabled function to debug this
9666 * opts.c (handle_options): Save the base name of the
9669 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9670 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9671 This hook indicates if a type is generic. Set it by default
9673 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9674 to determine if a struct type is generic or not.
9675 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9676 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9677 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9680 * flags.h (enum debug_info_usage): Add an enumeration to describe
9681 a program's use of a structure type.
9682 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9683 to indicate the program's usage of the type. Filter structs based
9684 on the -femit-struct-debug-... specification.
9685 (gen_type_die): Split into two routines, gen_type_die and
9686 gen_type_die_with_usage. gen_type_die is now a wrapper
9687 that assumes direct usage.
9688 (gen_type_die_with_usage): Replace calls to gen_type_die
9689 with gen_type_die_with_usage adding the program usage of
9690 the referenced type.
9691 (dwarf2out_imported_module_or_decl): Suppress struct debug
9692 information using should_emit_struct_debug when appropriate.
9694 2007-04-16 Ian Lance Taylor <iant@google.com>
9696 PR tree-optimization/31522
9697 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9698 (vrp_initialize): Allocate vr_phi_edge_counts.
9699 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9700 executable edge. Drop test for all constants.
9701 (vrp_finalize): Free vrp_phi_edge_counts.
9703 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9704 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9706 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9707 predecessors at head rather than tail.
9709 2007-04-16 Matthias Klose <doko@debian.org>
9711 * config/alpha/linux.h (CPP_SPEC): Define.
9712 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9714 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9716 * function.h: Remove sequence_stack extern declaration.
9718 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9720 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9722 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9725 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9727 * config/avr/avr.c (avr_arch_types): Rearranging array.
9728 (enum avr_arch): Add.
9729 (avr_mcu_types): Use avr_arch enumeration constants instead of
9731 * config/avr/avr.h (LINK_SPEC): Simplify.
9733 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9735 * config/m68k/m68k.c (m68k_libcall_value,
9736 m68k_function_value): Use macros for register names more.
9738 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9740 (M68K_REGNAME): Use A6_REG.
9741 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9743 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9746 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9747 'pending_read_list_length' and 'pending_write_list_length'. Update
9749 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9750 to handle two length counters instead of one. Update all uses.
9751 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9752 two length counters instead of one.
9753 * sched-rgn.c (propagate_deps): Update to handle two length counters
9756 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9759 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9760 copy of source, pass it to ix86_expand_vector_set and return
9763 2007-04-16 David Ung <davidu@mips.com>
9764 Joseph Myers <joseph@codesourcery.com>
9766 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9767 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9768 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9769 Add 74K processor information.
9770 * config/mips/mips.md: Include 74k.md.
9771 (cpu): Add 74kc,74kf,74kx.
9772 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9773 * config/mips/74k.md: New.
9774 * doc/invoke.texi (MIPS Options): Document 74K support.
9776 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9778 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9779 vectorizable_* functions.
9780 * tree-vect-transform.c (vectorizable_call): Add check for
9781 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9782 (vectorizable_store): likewise.
9783 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9785 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9786 (vectorizable_type_promotion, vectorizable_load): Likewise.
9787 (vectorizable_live_operation, vectorizable_condition): Likewise.
9788 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9790 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9792 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9794 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9795 register numbers more.
9796 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9797 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9798 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9799 FUNCTION_VALUE_REGNO_P): Likewise.
9800 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9801 STATIC_CHAIN_REGNUM): Likewise.
9802 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9803 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9804 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9805 * config/m68k/m68k.md (FP_REG): New.
9807 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9809 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9812 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9814 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9815 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9818 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9820 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9823 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9826 * c-decl.c (finish_decl): Grab the type of the decl after the call
9827 to store_init_value.
9829 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9831 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9833 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9836 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9837 dominators, post dominators and cleanup cfg before returning.
9839 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9841 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9842 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9844 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9846 * config.gcc: Recognize fido.
9847 * config/m68k/m68k-devices.def (fidoa): New.
9848 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9850 (FL_FIDOA, TARGET_FIDOA): New.
9851 * config/m68k/m68k.opt (mfidoa): New.
9853 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9856 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9857 when a personality function is used.
9859 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9861 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9863 2007-04-13 Mike Stump <mrs@apple.com>
9865 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9867 * config/darwin.opt (fapple-kext): Make C++ only.
9868 * config/darwin.c (darwin_override_options): Remove code to ensure
9869 -fapple-kext is given for C++ only.
9871 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9873 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9874 * config/mips/mips.c (override_options): Call
9875 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9877 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9879 * config/i386/i386.opt (msvr3-shlib): Removed.
9881 * doc/invoke.texi: Remove -msvr3-shlib.
9883 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9885 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9886 with "popcnt" instruction.
9888 2007-04-13 Richard Guenther <rguenther@suse.de>
9890 PR tree-optimization/21258
9891 * tree-vrp.c (compare_case_labels): New helper.
9892 (find_switch_asserts): New function.
9893 (find_assert_locations): Call it for SWITCH_EXPRs.
9895 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9897 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9898 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9899 check is now implied in X87_FLOAT_MODE_P.
9900 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9901 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9902 (fix_trunc<mode>_i386_fisttp): Ditto.
9903 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9904 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9905 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9906 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9907 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9908 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9909 (unnamed_splitters): Ditto.
9910 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9911 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9912 FIRST_SSE_REG for local functions when SSE math is enabled or
9913 for functions with sseregparm attribute.
9914 (standard_80387_constant_p): Return -1 if mode is not
9916 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9917 (ix86_expand_compare): Ditto.
9918 (ix86_expand_carry_flag_compare): Ditto.
9919 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9920 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9921 DECIMAL_FLOAT_MODE_P.
9922 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9923 of SCALAR_FLOAT_MODE_P.
9924 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9925 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9926 checks before FLOAT_MODE_P.
9927 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9928 before FLOAT_MODE_P.
9933 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9935 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9936 Charles Wilson <libtool@cwilson.fastmail.fm>
9938 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9939 (libgcc.mvars): Don't depend on them.
9940 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9941 * exec-tool.in: New.
9943 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9945 * doc/invoke.text (--help): Document --help=common.
9947 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9949 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9951 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9953 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9954 * genemit.c (main): Emit #include "integrate.h".
9955 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9956 (LOADGP_RTP): New mips_loadgp_style.
9957 * config/mips/mips.h: Include config/vxworks-dummy.h.
9958 (TARGET_RTP_PIC): New macro.
9959 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9960 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9961 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9963 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9964 -mvxworks-pic when using -mrtp and a PIC option.
9965 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9967 (mips_symbolic_constant_p, mips_symbolic_address_p)
9968 (mips_symbol_insns): Handle SYMBOL_HALF.
9969 (override_options): Warn about -G and -mrtp being used together.
9970 Initialize mips_lo_relocs[SYMBOL_HALF].
9971 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9972 (mips_emit_loadgp): Handle LOADGP_RTP.
9973 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9974 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9975 (tablejump): Handle function-relative case table entries if
9977 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9979 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9981 * config/mips/mips.md (load_call<mode>): Allow any general register.
9983 (sibcall_value_internal, sibcall_value_multiple_internal)
9984 (call_value_internal, call_value_split, call_value_multiple_internal)
9985 (call_value_multiple_split): Remove constraints from operand 0.
9987 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9989 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9990 rather than loadgp_noshared.
9991 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9992 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9994 * config/mips/mips.md (loadgp): Rename to...
9995 (loadgp_newabi): ...this.
9996 (loadgp_noshared): Rename to...
9997 (loadgp_absolute): ...this.
9999 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10001 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10002 false for locally-binding symbols.
10003 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10005 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10007 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10008 (SYMBOL_GOT_PAGE_OFST): ...this.
10009 (SYMBOL_GOT_GLOBAL): Rename to...
10010 (SYMBOL_GOT_DISP): ...this.
10011 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10012 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10013 * config/mips/mips.c (mips_global_symbol_p): New function.
10014 (mips_symbol_binds_local_p): Likewise.
10015 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10016 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10017 mips_global_symbol_p and mips_symbol_binds_local_p.
10018 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10019 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10020 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10021 SYMBOL_GOTOFF_DISP.
10022 (mips_ok_for_lazy_binding_p): New function.
10023 (mips_load_call_address, mips_expand_call): Use it.
10024 (mips_dangerous_for_la25_p): Likewise.
10025 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10026 (*got_disp<mode>): Use got_disp_operand instead of
10027 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10028 SYMBOL_GOTOFF_GLOBAL.
10029 (*got_page<mode>): Use got_page_ofst_operand instead of
10031 * config/mips/predicates.md (const_call_insn_operand): Use
10032 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10033 (global_got_operand): Rename to...
10034 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10036 (local_got_operand): Rename to...
10037 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10038 of SYMBOL_GOT_LOCAL.
10040 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10042 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10043 TARGET_CALL_CLOBBERED_GP.
10044 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10045 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10046 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10047 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10048 of TARGET_ABICALLS && !TARGET_NEWABI.
10049 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10050 * config/mips/mips.c (mips_load_call_address): Check
10051 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10052 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10053 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10054 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10055 TARGET_ABICALLS && TARGET_NEWABI.
10056 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10058 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10059 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10060 TARGET_ABICALLS && TARGET_NEWABI.
10061 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10062 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10063 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10064 whether indirect calls must use $25.
10065 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10067 * config/mips/mips.md (jal_macro): Check flag_pic and
10068 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10069 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10070 instead of TARGET_ABICALLS.
10071 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10072 TARGET_ABICALLS && TARGET_OLDABI.
10073 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10074 (sibcall): In the comment above the define_insn, mention
10075 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10076 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10077 instead of TARGET_ABICALLS.
10079 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10081 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10082 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10083 (MACFLAGS_MATCH_P): New macro.
10084 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10085 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10086 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10087 the other MACFLAG constants.
10088 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10089 (flag_machi): Tighten constraints. Renumber some of the operands.
10090 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10092 (flag_machi_parts_acconly): New pattern.
10093 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10095 (flag_macinit1hi): Tighten constraints.
10096 (flag_mul_macv2hi_parts_acconly): New pattern.
10098 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10099 Use a more efficient implementation.
10100 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10101 inline sequences when not optimizing for size.
10103 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10104 movhi_high2low): Delete, merge functionality into...
10105 (packv2hi): ... this pattern.
10107 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10108 * config/bfin/bfin.opt (msim): New option.
10109 (mcpu=): New option.
10110 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10111 (bfin_cpu_t): Typedef of enum bfin_cpu.
10112 (bfin_cpu_type): New declaration.
10113 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10114 -msim and -mcpu= options.
10115 (LIB_SPEC): Likewise.
10116 * config/bfin/bfin.c (bfin_cpu_type): Define.
10117 (bfin_handle_option): Handle -mcpu= option.
10118 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10119 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10120 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10124 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10125 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10126 (powerpc-wrs-vxworksae): Use ${tm_file}.
10127 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10128 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10129 * config/i386/vx-common.h: New file.
10131 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10133 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10136 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10138 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10141 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10145 * c-common.c (c_build_qualified_type): Set canonical type
10148 2007-04-12 Richard Guenther <rguenther@suse.de>
10150 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10151 lower bound and element size if lower bound is not zero
10152 or either of the ARRAY_REF operands is set.
10154 2007-04-12 Richard Guenther <rguenther@suse.de>
10156 PR tree-optimization/24689
10157 PR tree-optimization/31307
10158 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10160 * gimplify.c (canonicalize_addr_expr): To be consistent with
10161 gimplify_compound_lval only set operands two and three of
10162 ARRAY_REFs if they are not gimple_min_invariant. This makes
10163 it never at this place.
10164 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10166 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10168 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10169 null before emitting a .nsubspa directive.
10171 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10173 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10174 need_to_partition_p if there are no memory statements in the
10177 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10179 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10180 (gcd_of_steps_may_divide_p): New function.
10181 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10183 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10185 * reload.c (find_reloads_toplev, find_reloads_address,
10186 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10187 not a pointer equality test, to decide if we need to call
10188 push_reg_equiv_alt_mem.
10190 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10192 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10193 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10195 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10197 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10199 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10200 vector to be positive.
10202 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10206 * doc/invoke.texi: Document --params max-aliased-vops and
10208 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10209 debug_memory_partitions): Move to tree-flow.h
10210 * params.h (AVG_ALIASED_VOPS): Define.
10211 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10213 (mp_info_t): Likewise.
10214 (get_mem_sym_stats_for): New.
10215 (set_memory_partition): Move from tree-flow-inline.h.
10216 (mark_non_addressable): Only clear the set of symbols for the
10217 partition if it exists.
10218 (dump_memory_partitions): Move from tree-ssa-operands.c
10219 (debug_memory_partitions): Likewise.
10220 (need_to_partition_p): New.
10221 (dump_mem_ref_stats): New.
10222 (debug_mem_ref_stats): New.
10223 (dump_mem_sym_stats): New.
10224 (debug_mem_sym_stats): New.
10225 (update_mem_sym_stats_from_stmt): New.
10226 (compare_mp_info_entries): New.
10227 (mp_info_cmp): Call it.
10228 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10230 (get_mpt_for): Move from tree-ssa-operands.c.
10231 (find_partition_for): New.
10232 (create_partition_for): Remove.
10233 (estimate_vop_reduction): New.
10234 (update_reference_counts): New.
10235 (build_mp_info): New.
10236 (compute_memory_partitions): Refactor.
10237 Document new heuristic.
10238 Call build_mp_info, update_reference_counts,
10239 find_partition_for and estimate_vop_reduction.
10240 (compute_may_aliases): Populate virtual operands before
10241 calling debugging dumps.
10242 (delete_mem_sym_stats): New.
10243 (delete_mem_ref_stats): New.
10244 (init_mem_ref_stats): New.
10245 (init_alias_info): Call it.
10246 (maybe_create_global_var): Remove alias_info argument.
10247 Get number of call sites and number of pure/const call sites
10248 from gimple_mem_ref_stats().
10249 (dump_alias_info): Call dump_memory_partitions first.
10250 (dump_points_to_info_for): Show how many times a pointer has
10252 * opts.c (decode_options): For -O2 set --param
10253 max-aliased-vops to 500.
10254 For -O3 set --param max-aliased-vops to 1000 and --param
10255 avg-aliased-vops to 3.
10256 * fortran/options.c (gfc_init_options): Remove assignment to
10258 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10259 * tree-dfa.c (dump_variable): Dump memory reference
10261 Dump NO_ALIAS* settings.
10262 (referenced_var_lookup): Tidy.
10263 (mem_sym_stats): New.
10264 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10265 and ORIG are different SSA names for a memory partition.
10266 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10267 * tree-flow.h (struct mem_sym_stats_d): Define.
10268 (mem_sym_stats_t): Define.
10269 (struct mem_ref_stats_d): Define.
10270 (struct gimple_df): Add field mem_ref_stats.
10271 (enum noalias_state): Define.
10272 (struct var_ann_d): Add bitfield noalias_state.
10273 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10274 debug_mem_ref_stats, debug_memory_partitions,
10275 debug_mem_sym_stats): Declare.
10276 * tree-ssa-structalias.c (update_alias_info): Update call
10277 sites, pure/const call sites and asm sites in structure
10278 returned by gimple_mem_ref_stats.
10279 Remove local variable IS_POTENTIAL_DEREF.
10280 Increase NUM_DEREFS if the memory expression is a potential
10282 Call update_mem_sym_stats_from_stmt.
10283 If the memory references memory, call
10284 update_mem_sym_stats_from_stmt for all the direct memory
10285 symbol references found.
10286 (intra_create_variable_infos): Set noalias_state field for
10287 pointer arguments according to the value of
10288 flag_argument_noalias.
10289 * tree-ssa-structalias.h (struct alias_info): Remove fields
10290 num_calls_found and num_pure_const_calls_found.
10291 (update_mem_sym_stats_from_stmt): Declare.
10292 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10293 Set default value to 100.
10294 (PARAM_AVG_ALIASED_VOPS): Define.
10296 2007-04-11 Richard Guenther <rguenther@suse.de>
10298 PR middle-end/31530
10299 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10300 a * -b + c as c - a * b if we honor sign dependent rounding.
10302 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10304 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10305 bfin_expand_strmov.
10306 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10307 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10309 (initialize_trampoline): Don't use old-style function definition.
10310 (bfin_secondary_reload): Mark IN_P argument as unused.
10312 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10314 PR tree-optimization/31343
10315 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10316 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10317 * testsuite/gcc.dg/vect/pr31343.c: New.
10319 2007-04-10 Eric Christopher <echristo@apple.com>
10321 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10322 * config/i386/i386.md (*cmpfp0): Use.
10323 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10324 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10325 (fix_trunc<mode>_i386_fisttp): Ditto.
10326 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10327 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10328 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10329 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10330 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10331 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10332 (unnamed_splitters): Ditto.
10333 * config/i386/i386.c (output_fix_trunc): Assert that
10334 we're not being passed a TFmode operand.
10336 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10338 PR tree-optimization/31526
10339 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10340 n_basic_blocks to find newly added blocks.
10342 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10344 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10346 (fix_trunc<mode>si_sse): Ditto.
10347 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10348 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10349 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10350 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10351 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10352 expander using SSEMODEF mode macro.
10353 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10354 expander using SSEMODEF mode macro.
10355 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10356 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10357 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10358 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10359 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10360 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10361 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10362 Macroize insn using X87MODEF mode macro.
10364 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10366 * config/i386/sse.md (sse2_pinsrw): Removed.
10367 (sse2_pextrw): Renamed to ...
10368 (*sse2_pextrw): This.
10370 2007-04-09 Jan Hubicka <jh@suse.cz>
10373 * config/i386/sse.md
10374 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10375 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10376 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10377 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10379 2007-04-09 Jan Hubicka <jh@suse.cz>
10381 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10382 multiple fields of union.
10384 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10386 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10387 (create_preheaders): Check that loops are available.
10388 (fix_loop_structure): Clean up, improve comments.
10389 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10390 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10392 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10393 * predict.c (tree_estimate_probability): Do not call
10394 calculate_dominance_info. Call create_preheaders.
10395 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10396 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10398 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10399 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10400 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10401 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10404 2007-04-08 Jan Hubicka <jh@suse.cz>
10406 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10407 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10408 * fold-const.c (fold_unary): Use it.
10410 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10412 * varasm.c (assemble_variable): Remove call to
10413 lang_hooks.decls.prepare_assemble_variable.
10414 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10415 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10416 * langhooks.h (lang_hooks_for_decls): Remove
10417 prepare_assemble_variable.
10419 2007-04-08 Mike Stump <mrs@apple.com>
10421 * config/i386/i386.c: Use inc/dec on Core2.
10423 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10425 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10426 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10427 lhd_tree_inlining_end_inlining): Remove.
10428 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10429 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10430 end_inlining hooks.
10431 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10432 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10433 lhd_tree_inlining_end_inlining): Remove prototypes.
10434 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10435 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10436 LANG_HOOKS_TREE_INLINING_START_INLINING,
10437 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10439 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10442 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10445 * config/avr/predicates.md (io_address_operand): Delete predicate.
10446 (low_io_address_operand): Don't use 'mode' argument.
10447 (higth_io_address_operand): Rename ...
10448 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10449 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10452 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10454 Revert change removing staticp.
10456 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10459 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10462 2007-04-07 Bruce Korb <bkorb@gnu.org>
10464 * c.opt: Add -Wformat-contains-nul.
10465 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10467 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10468 the NUL byte warning.
10470 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10472 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10474 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10476 * tree.c (staticp): No longer use staticp langhook.
10477 * langhooks.c (lhd_staticp): Removed.
10478 * langhooks.h (struct lang_hooks): Remove staticp.
10479 * c-common.c (c_staticp): Remove.
10480 * c-common.h (c_staticp): Ditto.
10481 * langhooks-defs.h (lhd_staticp): Ditto.
10482 (LHD_HOOKS_STATICP): Ditto
10483 * tree.h (gcc_assert_lowered): New macro.
10485 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10487 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10488 argument "reliable".
10489 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10490 Add argument "reliable". Propagate it through calls.
10491 (infer_loop_bounds_from_undefined): Derive number of iterations
10492 estimates from references in blocks that do not dominate loop latch.
10493 (gcov_type_to_double_int): New function.
10494 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10495 and expected_loop_iterations_unbounded.
10496 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10497 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10498 * tree-data-ref.c (estimated_loop_iterations): Export.
10499 (get_references_in_stmt): Fix -- do not return addresses of local
10501 * cfgloop.h (expected_loop_iterations_unbounded,
10502 estimated_loop_iterations): Declare.
10504 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10506 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10508 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10510 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10511 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10512 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10513 Use output_387_reg_move().
10514 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10515 expander using X87MODEF12 mode macro.
10516 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10517 choosing register preferences. Use output_387_reg_move().
10518 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10519 instead of "x". Use output_387_reg_move().
10520 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10521 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10522 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10523 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10524 Use output_387_reg_move().
10525 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10527 (*truncxf?f_i387 splitter): Ditto.
10529 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10531 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10532 LANG_HOOKS_SAFE_FROM_P.
10533 * expr.c (safe_from_p): Remove langhook call.
10534 * langhooks.h (lang_hooks): Remove safe_from_p.
10535 (lhd_safe_from_p): Remove prototype.
10536 * langhooks.c (lhd_safe_from_p): Remove.
10538 2007-04-06 Jan Hubicka <jh@suse.cz>
10540 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10543 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10546 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10547 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10548 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10550 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10551 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10553 2007-04-05 Richard Henderson <rth@redhat.com>
10555 * config/alpha/alpha.c (print_operand) [+]: Remove.
10556 (alpha_end_function): Print nop if call at end of function.
10557 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10558 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10559 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10560 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10561 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10562 the call pattern. Update peepholes to match.
10564 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10566 * doc/extend.texi (Other Builtins): Add decimal float variants
10568 * builtins.def: Ditto.
10569 * builtins.c (expand_builtin): Ditto.
10571 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10572 H.J. Lu <hongjiu.lu@intel.com>
10575 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10576 of V8HImode when calling ix86_binary_operator_ok.
10577 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10578 (sdot_prodv8hi): Operands 1 and 2 must be register.
10580 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10582 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10583 initialize align to silence bogus warning.
10585 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10587 PR middle-end/22156
10588 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10590 (struct sra_walk_fns): Remove use_all parameter from use.
10591 (sra_hash_tree): Handle BIT_FIELD_REFs.
10592 (sra_elt_hash): Don't hash bitfld blocks.
10593 (sra_elt_eq): Skip them in parent compares as well. Handle
10595 (sra_walk_expr): Don't maintain or pass down use_all_p.
10596 (scan_use): Remove use_all parameter.
10597 (scalarize_use): Likewise. Re-expand assignment to
10598 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10599 output, and re-scalarize after output. Don't mark anything
10601 (scalarize_ldst): Adjust.
10602 (scalarize_walk_gimple_modify_statement): Likewise.
10603 (build_element_name_1): Handle BIT_FIELD_REFs.
10604 (instantiate_element): Don't warn for any element whose parent
10605 is used as a whole.
10606 (instantiate_missing_elements_1): Return the sra_elt.
10607 (canon_type_for_field): New.
10608 (try_instantiate_multiple_fields): New.
10609 (instantiate_missing_elemnts): Use them.
10610 (mark_no_warning): Removed.
10611 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10612 (REPLDUP, sra_build_elt_assignment): New.
10613 (generate_copy_inout): Use them.
10614 (generate_element_copy): Likewise. Handle bitfld differences.
10615 (generate_element_zero): Don't recurse for blocks. Use
10616 sra_build_elt_assignment.
10617 (generate_one_element_int): Take elt instead of var. Use
10618 sra_build_elt_assignment.
10619 (generate_element_init_1): Adjust.
10620 (scalarize_use, scalarize_copy): Use REPLDUP.
10621 (scalarize_ldst): Move assert before dereference.
10622 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10624 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10626 * regmove.c: Fix unused variable warnings due to previous commit.
10628 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10630 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10631 (regmove_bb_head): Remove.
10632 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10633 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10634 problems with fixup_match_1.
10635 Don't initialize/free regmove_bb_head.
10637 (reg_is_remote_constant_p): If an insn is in the same basic block
10638 but not before INSN, consider it remote, too.
10640 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10643 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10644 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10646 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10648 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10649 (CONDITIONAL_REGISTER_USAGE): Likewise.
10651 2007-04-04 Richard Henderson <rth@redhat.com>
10653 * config/alpha/lib1funcs.asm: Remove unused file.
10655 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10658 * opts.c (print_specific_help): Fix --help=<language>
10660 (common_handle_option): Support --help=common.
10662 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10665 * gcc.c (main): Do not run the linker if
10666 print_subprocess_help indicates that it shouldn't be
10669 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10672 * doc/invoke.texi (--help=): Document <languages> value, fix
10673 formatting in tables of values.
10675 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10677 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10678 dllimport attribute of virtual methods.
10680 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10682 * config/score/crti.asm: Change _bss_start to __bss_start.
10683 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10684 (OUTGOING_REG_PARM_STACK_SPACE) update.
10685 * config/score/score.opt: add options to make backend support
10686 score5, score5u, score7 and score7d.
10687 * config/score/score.md: Likewise.
10688 * config/score/misc.md: Likewise.
10689 * config/score/mac.md: Likewise.
10690 * doc/invoke.texi: Likewise.
10691 * doc/md.texi: update constraints define.
10693 2007-04-03 Richard Henderson <rth@redhat.com>
10695 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10696 an appropriate type, use the mode instead.
10698 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10700 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10701 Set the default --with-arch setting to mips2.
10702 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10703 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10704 (MULTILIB_OSDIRNAMES): Delete.
10705 (MULTILIB_DIRNAMES): Define.
10706 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10707 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10708 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10709 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10710 VXWORKS_OS_CPP_BUILTINS.
10711 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10712 (MIPS_DEBUGGING_INFO): Undefine.
10713 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10715 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10717 PR middle-end/30704
10718 * fold-const.c (native_encode_real): Encode real.c provided longs
10719 as a series of 32-bit native integers.
10720 (native_interpret_real): Interpret buffer as a series of 32-bit
10723 2007-04-03 Richard Guenther <rguenther@suse.de>
10725 * genpreds.c (write_insn_constraint_len): Write function
10726 optimized for CONSTRAINT_LEN implementation.
10727 (write_tm_preds_h): Output insn_constraint_len inline and
10728 use it for CONSTRAINT_LEN.
10729 (write_insn_preds_c): Don't output insn_constraint_len.
10730 * doc/md.texi (define_register_constraint): Document multi-letter
10731 constraints shall have the same length if they start with the same
10734 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/i386.md (isinf<mode>2): Expand only when
10738 TARGET_C99_FUNCTIONS is set.
10740 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10742 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10743 (x86_64-*-linux*): Ditto.
10744 * config/i386/i386.opt (mpc): New option.
10745 * config/i386/i386.c (overrride_options): Handle
10746 ix87_precision_string.
10747 * config/i386/crtprec.c: New file.
10748 * config/i386/t-crtpc: Ditto.
10749 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10750 and -mpc80 options.
10751 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10752 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10753 crtprec32.o, crtprec64.o and crtprec80.o.
10755 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10756 and -mpc80 options.
10757 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10759 2007-04-02 Eric Christopher <echristo@apple.com>
10761 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10762 limitations on darwin.
10764 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10767 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10769 2007-04-02 Dave Korn <dave.korn@artimi.com>
10771 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10773 2007-04-02 Dave Korn <dave.korn@artimi.com>
10775 * libgcc2.h (exception_descriptor): Don't forward-declare.
10776 (__get_eh_table_language, __get_eh_table_version): Delete
10777 prototypes of long-dead functions.
10779 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10781 * ebitmap.h: New file
10782 * ebitmap.c: New file
10783 * Makefile.in (ebitmap.o): New target.
10785 2007-04-01 Jan Hubicka <jh@suse.cz>
10787 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10788 before very first instruction.
10790 2007-04-01 Jan Hubicka <jh@suse.cz>
10792 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10793 waring on 64bit hosts.
10794 * bitmap.h: Fix typo in bitmap_head_def.
10796 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10798 PR rtl-optimization/31391
10799 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10800 into a DELETED_LABEL note, and the label is in an empty basic
10801 block, update BB_END as well as BB_HEAD.
10803 2007-04-01 Richard Henderson <rth@redhat.com>
10805 PR tree-optimization/31169
10806 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10807 to varying if the range is outside [0, prec-1].
10809 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10812 * config/mips/mips.md (load_const_gp): New insn.
10813 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10814 the MIPS16 GP pseudo register if no_new_pseudos.
10815 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10817 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10820 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10822 (call_value): Likewise.
10824 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10825 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10828 * doc/invoke.texi: (optimization options): Reword description
10829 of -ffast-math. Document its primary purpose.
10831 2007-03-31 Richard Guenther <rguenther@suse.de>
10833 * omp-low.c (splay-tree.h): Include.
10834 (lookup_decl): Replace splay-tree usage by pointer-map.
10835 (maybe_lookup_decl): Likewise.
10836 (new_omp_context): Likewise.
10837 (delete_omp_context): Likewise.
10838 * gimplify.c (splay-tree.h): Include.
10839 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10841 (remap_ssa_name): Likewise.
10842 (remap_decl): Likewise.
10843 (remap_type_1): Likewise.
10844 (remap_type): Likewise.
10845 (copy_body_r): Likewise.
10846 (expand_call_inline): Likewise.
10847 (clone_body): Likewise.
10848 (copy_tree_r): Likewise.
10849 (remap_save_expr): Likewise.
10850 (unsave_r): Likewise.
10851 (unsave_expr_now): Likewise.
10852 (tree_function_versioning): Likewise.
10853 (build_duplicate_type): Likewise.
10854 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10855 (struct copy_body_data): Replace splay-tree by pointer-map.
10856 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10857 not $(SPLAY_TREE_H).
10858 (gimplify.o): Depend on $(SPLAY_TREE_H).
10859 (omp-low.p): Likewise.
10861 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10863 * config/avr/predicates.md (even_register_operand,
10864 odd_register_operand): New predicates.
10865 * config/avr/avr.md (movw peephole2): New.
10866 (movw_r peephole2): New.
10868 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10870 * tree.h (get_signed_or_unsigned_type): New.
10871 * fold-const.c (operand_equal_for_comparison_p): Use
10872 get_signed_or_unsigned_type instead of
10873 lang_hooks.types.signed_or_unsigned_type.
10874 * expr.c (store_expr): Ditto.
10875 * langhooks.c (get_signed_or_unsigned_type): New.
10876 (lhd_signed_or_unsigned_type): New.
10877 * langhooks.h (lhd_signed_or_unsigned_type): New.
10878 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10880 2007-03-30 Richard Henderson <rth@redhat.com>
10882 * tree-ssa-loop-ivopts.c: Include target.h.
10883 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10884 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10885 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10886 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10888 2007-03-30 Richard Henderson <rth@redhat.com>
10889 Kai Tietz <kai.tietz@onevision.com>
10891 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10892 default for 64-bit.
10893 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10894 (TARGET_64BIT_MS_ABI): New.
10895 (DBX_REGISTER_NUMBER): Handle 64-bit.
10896 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10897 (LONG_TYPE_SIZE): Force to 32.
10898 (REG_PARM_STACK_SPACE): New.
10899 (OUTGOING_REG_PARM_STACK_SPACE): New.
10900 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10901 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10902 (STACK_BOUNDARY): Use 128 for 64-bit.
10903 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10904 Add 64-bit implementation.
10905 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10907 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10908 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10909 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10910 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10911 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10912 TARGET_64BIT_MS_ABI.
10913 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10914 (ix86_pass_by_reference): Likewise.
10915 (ix86_function_value_regno_p): Likewise.
10916 (ix86_build_builtin_va_list): Likewise.
10917 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10918 (function_arg_advance_ms_64): New.
10919 (function_arg_advance): Call it.
10920 (function_arg_ms_64): New.
10921 (function_arg): Call it.
10922 (function_value_ms_64): New.
10923 (ix86_function_value_1): Call it.
10924 (return_in_memory_ms_64): New.
10925 (ix86_return_in_memory): Call it.
10926 (setup_incoming_varargs_ms_64): New.
10927 (ix86_setup_incoming_varargs): Call it.
10928 (ix86_expand_prologue): Handle 64-bit stack probing.
10929 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10930 (output_pic_addr_const): Likewise.
10931 (x86_this_parameter): Likewise.
10932 (x86_output_mi_thunk): Likewise.
10933 (x86_function_profiler): Likewise.
10934 (TARGET_STRICT_ARGUMENT_NAMING): New.
10935 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10936 (TARGET_64BIT_MS_ABI): New.
10937 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10938 * config/i386/i386.md (allocate_stack_worker): Remove.
10939 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10940 describe the clobber of eax without a match_scratch.
10941 (allocate_stack_worker_postreload): Remove.
10942 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10943 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10944 (allocate_stack_worker_rex64_postreload): Remove.
10945 (allocate_stack): Handle 64-bit.
10946 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10947 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10948 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10949 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10950 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10951 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10952 * config.build (x86_64-*-mingw*): New host.
10953 * config.host (x86_64-*-mingw*): New host.
10954 * config.gcc (x86_64-*-mingw*): New target.
10955 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10957 2007-03-30 Richard Henderson <rth@redhat.com>
10958 Kai Tietz <kai.tietz@onevision.com>
10960 * c-pragma.c (struct def_pragma_macro_value): New.
10961 (struct def_pragma_macro): New.
10962 (pushed_macro_table): New.
10963 (dpm_hash, dpm_eq): New.
10964 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10965 (init_pragma): Install them.
10966 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10968 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10970 * config/avr/avr.c (avr_override_options): Clear
10971 'flag_delete_null_pointer_checks'.
10973 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10976 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10977 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10978 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10979 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10980 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10981 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10982 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10984 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10986 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10988 * regmove.c: Move all of pass_stack_adjustments from here...
10989 * combine-stack-adj.c: ...to this new file.
10990 * Makefile.in: Add rules for combine-stack-adj.o.
10992 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10994 PR tree-optimization/31383
10995 * tree-data-ref.c (affine_function_equal_p): Do not require the
10996 vectors to have the same length.
10998 2007-03-30 Jan Hubicka <jh@suse.cz>
11000 PR middle-end/30700
11001 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11002 availablility; add more sanity checking; ask varpool only about
11005 2007-03-29 Richard Henderson <rth@redhat.com>
11007 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11008 to decide, but __SIZEOF_LONG_LONG__.
11010 2007-03-29 Richard Henderson <rth@redhat.com>
11012 * emutls.c (struct __emutls_array): New.
11013 (emutls_destroy): Use it instead of casting element 0 from void*.
11014 (__emutls_get_address): Likewise.
11016 2007-03-29 Richard Henderson <rth@redhat.com>
11018 * varasm.c (initializer_constant_valid_p): Don't deny
11019 DECL_DLLIMPORT_P on functions.
11021 * config/i386/cygming.h: Remove function declarations.
11022 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11023 (ASM_OUTPUT_LABELREF): Remove.
11024 (COMMON_ASM_OP): Remove.
11025 (ASM_OUTPUT_COMMON): Remove.
11026 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11027 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11028 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11029 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11030 Rename from TARGET_ENCODE_SECTION_INFO.
11031 * config/i386/netware.h: Likewise.
11032 * config/i386/i386-protos.h: Update.
11033 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11034 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11035 (legitimate_constant_p): Reject dllimports.
11036 (dllimport_map, get_dllimport_decl): New.
11037 (legitimize_dllimport_symbol): New.
11038 (legitimize_address, ix86_expand_move): Use it.
11039 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11040 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11041 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11042 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11043 * config/i386/predicates.md (constant_call_address_operand): Only
11044 accept symbols; reject dllimport_p symbols.
11045 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11046 i386_pe_maybe_record_exported_symbol.
11047 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11048 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11049 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11050 trust the setting of DECL_DLLIMPORT_P.
11051 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11052 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11053 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11054 tidy the argument scanning loop.
11055 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11056 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11057 (i386_pe_strip_name_encoding): Remove.
11058 (i386_pe_binds_local_p): New.
11059 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11060 (i386_pe_output_labelref): Remove.
11061 (i386_pe_asm_output_aligned_decl_common): New.
11062 (i386_pe_maybe_record_exported_symbol): Rename from
11063 i386_pe_record_exported_symbol; check for dllexported symbols.
11065 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11067 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11068 add comment explaining why vsnprintf cannot be used.
11070 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11072 PR tree-optimization/30666
11073 * tree.c (build_complex_type): When creating type names for DWARF2
11074 debug info, create TYPE_DECLs for TYPE_NAME instead of
11076 (build_common_tree_nodes_2): Use build_complex_type when building
11077 predefined complex types, to preserve canonical types.
11079 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11081 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11082 (noce_get_alt_condition): Look at it to determine whether to
11083 reverse the condition or not.
11084 (noce_get_condition): Substitute the truth for lies.
11085 (noce_find_if_block): Set the then_else_reversed field.
11087 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11089 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11090 destination of this insn.
11091 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11092 than calling gen_rtx_SET directly. Use r0 to hold the value of
11093 'address + 4' rather than a stack based temporary which can be
11094 mis-optimized away.
11096 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11098 * config/s390/s390.c (s390_secondary_input_reload_class,
11099 s390_secondary_output_reload_class): Functions removed.
11100 (s390_secondary_reload): New function.
11101 (TARGET_SECONDARY_RELOAD): Target macro defined.
11102 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11103 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11104 * config/s390/s390.md ("reload_outti", "reload_outdi",
11105 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11106 "reload_out<mode>"): Expanders removed.
11107 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11108 "reload<mode>_nonoffmem_out"): Expanders added.
11110 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11112 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11113 action if SRC->DEST replacement failed anyway.
11115 2007-03-28 Mike Stump <mrs@apple.com>
11117 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11118 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11119 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11121 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11123 * config.gcc: Accept barcelona as a variant of amdfam10.
11124 * config/i386/i386.c (override_options): Likewise.
11125 * doc/invoke.texi: Likewise.
11127 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11129 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11130 offsets for BIT_FIELD_REF and COMPONENT_REF.
11132 2007-03-28 Richard Guenther <rguenther@suse.de>
11134 * tree.c (is_global_var): Move ...
11135 * tree-flow-inline.h (is_global_var): ... here.
11136 * tree.h (is_global_var): Remove declaration.
11138 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11142 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11143 * config/i386/i386.c (ix86_tune_features): Initialize new
11145 * config/i386/predicates.md (promotable_binary_operator): Use
11146 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11148 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11151 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11153 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11155 * config/fr30/fr30.md (movsi_internal): Change destination
11156 constraint from m to V and add m to the end.
11158 2007-03-28 Christian Bruel <christian.bruel@st.com>
11160 * config/sh/sh.md (movsi_i): Fix type attribute.
11162 2007-03-28 Christian Bruel <christian.bruel@st.com>
11164 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11165 (movsf_ie): Likewise.
11167 2007-03-28 Christian Bruel <christian.bruel@st.com>
11169 * config.gcc: Add sh4-300 to multilib.
11170 * config/sh/t-mlib-sh4-300: New file.
11172 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11174 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11175 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11176 fix_trunc<mode>di2.
11177 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11178 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11179 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11180 "fixuns_trunctddi2"): Whitespace fix.
11182 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11184 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11185 the definition of struct sh_args.
11186 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11187 CALL_COOKIE_INT_REG_GET): Likewise.
11189 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11191 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11192 transformations are applied successfully.
11194 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11196 * tree.c (tree_contains_struct): Permit 512 tree codes.
11197 * tree.h (tree_contains_struct): Ditto.
11198 (MAX_TREE_CODES): Ditto.
11199 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11200 SPARE member to store remaining padding bits.
11202 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11204 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11207 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11209 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11210 * configure: Regenerate.
11212 * configure: Regenerate using the correct version of autoconf.
11214 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11216 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11218 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11219 regs to "__SP_L__" and "__SP_H__".
11221 2007-03-27 Richard Guenther <rguenther@suse.de>
11223 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11224 computations with it with a HOST_WIDE_INT variable.
11226 2007-03-26 Mike Stump <mrs@apple.com>
11228 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11229 objective-c-header, objective-c++-header and objc++-cpp-output
11231 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11233 2007-03-26 Richard Henderson <rth@redhat.com>
11236 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11237 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11238 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11239 IX86_BUILTIN_PSRLQ128): New.
11240 (ix86_init_mmx_sse_builtins): Add them.
11241 (ix86_expand_builtin): Expand them.
11242 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11243 operand 2 be TImode.
11244 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11245 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11246 _mm_srli_epi64): Mark __B const.
11247 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11248 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11249 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11250 new two-vector shift builtins.
11252 2007-03-26 Ian Lance Taylor <iant@google.com>
11254 PR tree-optimization/31345
11255 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11256 [+INF, +INF(OVF)] into VARYING.
11258 2007-03-26 Zack Weinberg <zackw@panix.com>
11260 * gengtype-parse.c: New file.
11261 * gengtype-yacc.y: Delete.
11262 * gengtype-lex.l: Don't include gengtype-yacc.h.
11263 Define YY_DECL and yyterminate appropriately for recursive
11264 descent parser. yylval is now a string out-parameter to yylex.
11265 (HWS, EOID): New shorthand.
11266 (IWORD): Add a couple more types.
11267 (yylex): Add a setup stanza. Remove the complex rules for
11268 detecting GTY'ed types and typedefs; replace with simple
11269 keyword detectors. Adjust everything for the changed
11270 definition of yylval. Ignore all pp-directives, not just #define.
11272 (parse_file): Rename yybegin; do not call yyparse.
11274 * gengtype.c (xasprintf): Export again.
11275 (this_file): New. Use everywhere __FILE__ was being used.
11276 (get_lang_bitmap): Special case types defined in gengtype.c.
11277 (do_typedef, new_structure): Suppress definition of certain types.
11278 (new_structure): Improve diagnostics of duplicate definitions.
11279 Make sure location_s is associated with input.h.
11280 (nreverse_pairs, define_location_structures): New functions.
11281 (main): Improve tagging of kludge types. Remove old kludges
11282 for input.h types; use define_location_structures.
11283 * gengtype.h: Update prototypes. Define token codes here.
11284 * Makefile.in: Remove all references to gengtype-yacc.
11285 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11287 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11288 add GTY((skip)) to the field that's only conditionally there.
11289 * doc/install.texi: Document that Bison is no longer required
11290 unless building treelang.
11292 * gengtype.c: Don't include gtyp-gen.h.
11293 (srcdir): Declare here.
11294 (base_files, lang_dir_names): Allocate dynamically.
11295 (gt_files, num_gt_files, num_lang_dirs): New globals.
11296 (measure_input_list, read_input_line, read_input_list)
11297 (set_lang_bitmap): New functions.
11298 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11299 simplify, relying on read_input_list to set up the bitmaps.
11300 (main): Arguments are no longer unused. Check for correct number
11301 of command line arguments, set srcdir and srcdir_len, then call
11302 read_input_list, before doing anything else. No need to worry
11303 about duplicates in main loop.
11304 * configure.ac: Simplify the calculation of all_gtfiles.
11305 Put language tags in there. Don't set or substitute
11306 all_gtfiles_files_langs or all_gtfiles_files_frags.
11307 * Makefile.in: Revamp the way gengtype is invoked, now that it
11308 takes a file on its command line with a much simpler format.
11309 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11310 (GTFILES): Remove duplicates and C source files.
11311 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11312 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11313 * configure: Regenerate.
11315 * gengtype.h: Remove all type definitions to gengtype.c; leave
11316 only definitions of options_p, type_p, and pair_p as opaque
11317 pointers. Update prototypes.
11318 * gengtype.c: Many type definitions moved here from gengtype.h.
11319 Consolidate type definitions at the top of the file.
11320 (xvasprintf): Delete.
11321 (xasprintf): Make static.
11322 (create_nested_pointer_option): Add 'next' parameter.
11323 (create_field_all, create_field_at): New functions.
11324 (create_field): Now a thin wrapper around create_field_all.
11325 (create_optional_field): Rename create_optional_field_ and add
11326 line argument. Original name is now a macro which supplies
11328 (oprintf): Use vsnprintf directly.
11329 (close_output_files): Use fatal rather than perror/exit.
11330 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11331 (main): Set progname. Don't use exit.
11332 * gengtype-yacc.y (struct_fields): Use create_field_at.
11333 (option, optionseqopt): Delete.
11334 (optionseq): Consolidate productions from option here so we
11335 can use the first argument to create_option.
11337 * gengtype-lex.l: Distinguish unions from structures in the
11338 token type. Don't call find_structure; return the tag as a string.
11339 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11340 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11341 string. Reorganize typedef_struct production accordingly.
11342 Use create_nested_ptr_option.
11343 * gengtype.c (create_nested_ptr_option): New function.
11344 * gengtype.h: Declare it.
11346 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11347 (string_type): Don't declare.
11348 (do_scalar_typedef): Declare.
11349 (create_scalar_type): Update prototype.
11350 * gengtype.c (string_type): Make static.
11351 (scalar_nonchar, scalar_char): New.
11352 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11353 (resolve_typedef): Use scalar_nonchar for error recovery.
11354 (create_scalar_type): Remove name_len field. Return scalar_char
11355 or scalar_nonchar as appropriate.
11356 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11357 to use string_type.
11358 (throughout): Use scalar_nonchar instead of calling
11359 create_scalar_type, whenever possible.
11360 (main): Initialize scalar_char and scalar_nonchar before calling
11362 * gengtype-lex.l: Adjust for removal of second argument to
11363 create_scalar_type. Use yylval.s instead of yylval.t when
11365 * gengtype-yacc.y: Type of SCALAR is string. Call
11366 create_scalar_type from type:SCALAR rule. Adjust for removal of
11367 second argument to create_scalar_type.
11369 * vec.h: Remove all #if IN_GENGTYPE blocks.
11370 Add comment saying that changes may require adjustments to gengtype.
11371 * gengtype.c: Don't include coretypes.h or tm.h.
11372 Add comment to inclusion of errors.h.
11373 (note_def_vec, note_def_vec_alloc): New functions.
11374 * gengtype.h: Declare new functions.
11375 * gengtype-lex.l: Don't include coretypes.h.
11376 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11378 (update_lineno): Remove unnecessary prototype.
11379 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11380 (VEC rule): Just return VEC_TOKEN.
11381 * gengtype-yacc.y (VEC_TOKEN): New token type.
11382 (type): Add a production for VEC(a,b).
11383 * Makefile.in: Update dependencies.
11385 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11386 typedefs that use the old PARAMS macro.
11388 * gengtype-lex.l: Remove all rules and states relating to yacc
11390 * gengtype-yacc.y: Similarly.
11391 * gengtype.c (note_yacc_type): Delete function.
11392 * gengtype.h: Update prototypes.
11394 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11396 * tree-pretty-print.c (dump_generic_node): Report precision of
11397 unnamed integer types.
11399 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11401 * ifcvt.c (noce_try_store_flag_constants): Don't check
11402 no_new_pseudos here.
11403 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11404 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11405 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11406 noce_try_sign_mask): Likewise.
11407 (if_convert): Check no_new_pseudos here.
11409 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11411 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11412 (noce_get_condition): Handle new then_else_reversed argument.
11413 (noce_init_if_info): Remove, fold into noce_find_if_block.
11414 (noce_process_if_block): Take a struct noce_if_info as the
11415 argument. Don't set up one based on ce_if_info. Update pointer
11416 references accordingly.
11417 (cond_move_process_if_block): Likewise.
11418 (process_if_block): Removed.
11419 (find_if_block): Removed. Move functionality two new functions,
11420 noce_find_if_block and cond_exec_find_if_block.
11421 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11422 blocks and the symmetric IF-ELSE-JOIN case.
11423 (cond_exec_find_if_block): Also new function mostly based on old
11424 find_if_block and process_if_block.
11425 (find_if_header): Replace find_if_block call with separately
11426 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11427 (find_cond_trap): Update noce_get_condition call.
11428 (dead_or_predicable): Likewise.
11430 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11432 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11434 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11435 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11436 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11437 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11438 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11439 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11440 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11441 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11442 __builtin_ia32_psrad128 builtins.
11444 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11446 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11447 * config/i386/constraints.md
11448 (define_constraint "I"): Use IN_RANGE macro.
11449 (define_constraint "J"): Ditto.
11450 (define_constraint "K"): Ditto.
11451 (define_constraint "M"): Ditto.
11452 (define_constraint "N"): Ditto.
11453 (define_constraint "O"): Ditto.
11454 * config/i386/predicates.md
11455 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11456 (define_predicate "const_0_to_3_operand"): Ditto.
11457 (define_predicate "const_0_to_7_operand"): Ditto.
11458 (define_predicate "const_0_to_15_operand"): Ditto.
11459 (define_predicate "const_0_to_63_operand"): Ditto.
11460 (define_predicate "const_0_to_255_operand"): Ditto.
11461 (define_predicate "const_1_to_31_operand"): Ditto.
11462 (define_predicate "const_2_to_3_operand"): Ditto.
11463 (define_predicate "const_4_to_7_operand"): Ditto.
11465 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11467 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11468 in SImode for save_world.
11469 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11472 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11474 PR tree-optimization/30784
11475 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11478 2007-03-25 Revital Eres <eres@il.ibm.com>
11480 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11481 Fold movement_possibility function into it.
11483 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11485 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11486 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11487 (call_indirect_nonlocal_darwin64): Same.
11488 (call_nonlocal_darwin64): Same.
11489 (call_value_indirect_nonlocal_darwin64): Same.
11490 (call_value_nonlocal_darwin64): Same.
11491 (sibcall_nonlocal_darwin64): Same.
11492 (sibcall_value_nonlocal_darwin64): Same.
11493 (sibcall_symbolic_64): Same.
11494 (sibcall_value_symbolic_64): Same.
11495 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11497 (rs6000_emit_load_toc_table): Same.
11498 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11499 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11501 (divss_call): Same.
11502 (divus_call): Same.
11503 (quoss_call): Same.
11504 (quous_call): Same.
11505 (load_toc_v4_pic_si): Same
11506 (load_toc_v4_PIC_1): Same.
11507 (load_toc_v4_PIC_1b): Same.
11508 (call_indirect_aix{32,64}): Same.
11509 (call_value_indirect_aix{32,64}): Same.
11511 (call_value): Same.
11512 (call_local{32,64}): Same.
11513 (call_value_local{32,64}): Same.
11514 (call_indirect_nonlocal_aix{32,64}): Same.
11515 (call_nonlocal_aix{32,64}): Same.
11516 (call_value_indirect_nonlocal_aix{32,64}): Same.
11517 (call_value_nonlocal_aix{32,64}): Same.
11518 (call_indirect_nonlocal_sysv<mode>): Same.
11519 (call_nonlocal_sysv<mode>): Same.
11520 (call_value_indirect_nonlocal_sysv<mode>): Same.
11521 (call_value_nonlocal_sysv<mode>): Same.
11523 (sibcall_local{32,64}): Same.
11524 (sibcall_value_local{32,64}): Same.
11525 (sibcall_nonlocal_aix{32,64}): Same.
11526 (sibcall_value_nonlocal_aix{32,64}): Same.
11527 (sibcall_nonlocal_sysv<mode>): Same.
11528 (sibcall_value): Same.
11529 (sibcall_value_nonlocal_sysv<mode>): Same.
11531 2007-03-24 Paul Brook <paul@codesourcery.com>
11533 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11534 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11536 2007-03-24 Richard Henderson <rth@redhat.com>
11538 * config/ia64/constraints.md: New file.
11539 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11540 satisfies_constraint_?.
11541 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11542 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11543 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11544 ia64_output_mi_thunk): Likewise.
11545 (ia64_const_ok_for_letter_p): Remove.
11546 (ia64_const_double_ok_for_letter_p): Remove.
11547 (ia64_extra_constraint): Remove.
11548 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11549 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11550 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11551 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11552 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11553 EXTRA_MEMORY_CONSTRAINT): Remove.
11554 * config/ia64/ia64.md: Include constriants.md. Replace
11555 CONST_OK_FOR_? with satisfies_constraint_?.
11557 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11558 H.J. Lu <hongjiu.lu@intel.com>
11560 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11562 (name macros): Use DPD_BID_NAME to convert names properly.
11564 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11565 decimal floating point format.
11566 (init_floating_libfuncs): Change decimal functions so that they
11567 have a "bid_" prefix if the decimal system uses the BID format,
11568 and "dpd_" prefix if the decimal system uses the DPD format.
11569 (init_interclass_conv_libfuncs): Ditto.
11570 (init_intraclass_conv_libfuncs): Ditto.
11572 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11573 using the BID format.
11575 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11576 whether we are using the BID decimal format.
11577 * configure: Regenerate.
11579 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11580 the compiler has decimal floating point enabled. Define
11581 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11584 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11585 using the BID format.
11587 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11588 whether we are using the BID decimal format.
11589 * configure: Regenerate.
11591 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11592 the compiler has decimal floating point enabled. Define
11593 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11596 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11597 options, and that it is enabled for i386/x86_64 systems.
11599 * Makefile.in (enable_decimal_float): New.
11601 (DECNUMINC): Add -I$(DECNUMFMT).
11602 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11603 to $(DECNUMFMT) from $(DECNUM).
11605 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11606 Substitute enable_decimal_float.
11607 * configure: Regenerated.
11610 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11613 * configure.ac: Enable decimal float for x86_64-*-linux*.
11614 * configure: Regenerated.
11617 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11618 decimal128ClearSign to flip and clear the sign bit in decimal128.
11619 (decimal_real_maxval): Set decimal128SetSign to set the sign
11622 2007-03-23 Ian Lance Taylor <iant@google.com>
11624 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11626 2007-03-23 Ian Lance Taylor <iant@google.com>
11628 * tree-dump.c (dump_files): Correct comment.
11630 2007-03-23 Ian Lance Taylor <iant@google.com>
11632 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11634 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11636 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11637 in cfglayout mode. Don't go into and out of cfglayout mode.
11638 Link the blocks in the order of the constructed traces.
11639 (rest_of_handle_tracer): Adjust call to tracer.
11640 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11641 Don't go into cfglayout mode.
11642 (rtl_loop_done): Don't go out of cfglayout mode.
11643 * cfglayout.c (relink_block_chain): New function, split out from...
11644 (fixup_reorder_chain): ...here. Remove redundant checking.
11645 (cfg_layout_finalize): Don't clear the header, footer, and aux
11646 fields here, move the code to do so to relink_block_chain. Likewise
11647 for free_original_copy_tables.
11648 * rtl.h (tracer): Update prototype.
11649 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11650 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11651 mode. Use relink_block_chain to serialize the CFG according to the
11652 new basic block order. Move targetm.cannot_modify_jumps_p check from
11654 (gate_handle_reorder_blocks): ...to here.
11655 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11657 (gate_duplicate_computed_gotos): ...to here.
11658 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11659 something always changes when going into and out of cfglayout mode.
11660 Perform an expensive cfg cleanup while going into cfglayout mode.
11661 Always update liveness information on HAVE_conditional_execution
11662 targets. Reserialize the basic blocks and go out of cfglayout mode.
11663 * reg-stack.c: Include cfglayout.h.
11664 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11665 the call to reorder_basic_blocks.
11666 * basic-block.h (reorder_basic_blocks): Update prototype.
11667 (relink_block_chain): New prototype.
11668 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11670 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11672 * config/mips/mips.md (type, hazard, *movdi_32bit,
11673 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11674 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11675 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11676 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11677 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11679 (movcc): Change first xfer to multi.
11680 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11681 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11682 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11683 config/mips/generic.md: Change reservations using "xfer" to use
11685 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11686 using match_operand.
11687 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11688 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11690 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11692 2007-03-22 Richard Henderson <rth@redhat.com>
11694 * config/i386/i386.c: Remove unnecessary function declarations.
11695 Move targetm definition, and all related macros, to the end of
11696 the file. Resort some functions to put definitions before uses.
11697 (ix86_attribute_table): Make static. Move to end of file.
11698 (ix86_gimplify_va_arg): Make static.
11700 2007-03-22 Richard Henderson <rth@redhat.com>
11702 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11703 don't increase local_regparm with force_align_arg_pointer check.
11704 (ix86_function_sseregparm): Assert 32-bit.
11705 (type_has_variadic_args_p): New.
11706 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11707 type_has_variadic_args_p.
11708 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11709 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11710 use memset instead. Do maybe_vaarg check first; skip attribute
11711 tests if true; skip attribute tests for 64-bit.
11712 (construct_container): Remove TARGET_DEBUG_ARG.
11713 (function_arg_advance_32, function_arg_advance_64): Split out ...
11714 (function_arg_advance): ... from here.
11715 (function_arg_32, function_arg_64): Split out ...
11716 (function_arg): ... from here.
11717 (ix86_pass_by_reference): Tidy.
11718 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11719 (function_value_32): New, from parts of ix86_function_value
11720 and ix86_value_regno.
11721 (function_value_64): New, from parts of ix86_function_value
11722 and ix86_libcall_value.
11723 (ix86_function_value_1): New.
11724 (ix86_function_value, ix86_libcall_value): Use it.
11725 (return_in_memory_32, return_in_memory_64): Split out ...
11726 (ix86_return_in_memory): ... from here.
11727 (ix86_struct_value_rtx): Skip for 64-bit.
11728 (ix86_libcall_value, ix86_value_regno): Remove.
11729 (setup_incoming_varargs_64): Split out ...
11730 (ix86_setup_incoming_varargs): ... from here.
11731 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11732 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11733 * config/i386/i386-protos.h (ix86_function_value): Remove.
11734 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11736 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11739 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11740 infinities not supported, otherwise emit warning if -Woverflow. On
11741 underflow, emit warning if -Woverflow.
11742 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11744 * real.h (real_from_string): Update declaration
11746 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11747 Richard Henderson <rth@redhat.com>
11749 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11750 * calls.c (compute_argument_block_size, expand_call,
11751 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11752 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11753 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11754 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11755 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11756 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11757 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11758 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11761 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11763 * c-incpath.c (add_sysroot_to_chain): New.
11764 (merge_include_chains): Add sysroot argument. Call
11765 add_sysroot_to_chain if sysrooted.
11766 (register_include_chains): Update call to merge_include_chains.
11767 * doc/cppopts.texi: Document use of '=' in include directory
11770 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11772 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11773 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11774 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11775 insn pattern using X87MODEF12 mode macro.
11777 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11779 * regmove.c (regmove_optimize): Use reg_mentioned_p
11780 instead of reg_overlap_mentioned_p for DST.
11782 2007-03-21 Mike Stump <mrs@apple.com>
11784 * c.opt: Fixup for Objective-C/C++.
11786 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11788 * explow.c (convert_memory_address): Fold memory reference when
11789 POINTERS_EXTEND_UNSIGNED < 0
11791 2007-03-21 Richard Henderson <rth@redhat.com>
11794 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11795 * config/i386/mmintrin.h (__m64): Likewise.
11796 * config/i386/xmmintrin.h (__m128): Likewise.
11798 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11800 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11801 (VXWORKS_OS_CPP_BUILTINS): Define.
11802 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11803 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11805 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11807 * rtl.h (constant_pool_reference_p): Delete.
11808 (find_constant_src): Declare.
11809 * rtlanal.c (find_constant_src): New function.
11810 * simplify-rtx.c (constant_pool_reference_p): Delete.
11811 * config/i386/i386.md: Use find_constant_src instead of
11812 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11814 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11816 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11817 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11819 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11821 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11822 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11823 (arm_elf_asm_constructor): Use it.
11824 (arm_elf_asm_destructor): New function.
11826 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11828 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11830 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11832 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11834 2007-03-19 Andrew Haley <aph@redhat.com>
11836 PR tree-optimization/31264
11837 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11838 VIEW_CONVERT_EXPRs.
11840 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11842 PR rtl-optimization/30907
11843 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11844 (fwprop_init): Always call loop_optimizer_initialize.
11845 (fwprop_done): Always call loop_optimizer_finalize.
11846 (fwprop): We always have loop info now.
11847 (gate_fwprop_addr): Remove.
11848 (pass_fwprop_addr): Use gate_fwprop as gate.
11850 PR rtl-optimization/30841
11851 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11852 df_chain_alloc): Call df_reorganize_refs unconditionally.
11853 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11854 refs_organized to refs_organized_size.
11855 (df_ref_create_structure): Use refs_organized_size instead of
11856 bitmap_size if refs had been organized, and keep refs_organized_size
11858 * df.h (struct df_ref_info): Change refs_organized to
11859 refs_organized_size.
11860 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11863 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11865 * except.c (output_function_exception_table): Do not reference the
11866 EH personality routine for functions that do not require an
11869 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11872 * c-typeck.c (convert_for_assignment): Call comptypes for
11873 RECORD_TYPE or UNION_TYPE.
11875 PR inline-asm/30505
11876 * reload1.c (reload): Do invalid ASM checking after
11877 cleanup_subreg_operands.
11879 2007-03-19 Jeff Law <law@redhat.com>
11881 * tree-cfg.c (find_taken_edge): Tighten conditions for
11882 optimizing computed gotos.
11884 2007-03-19 Michael Matz <matz@suse.de>
11886 * builtins.c (expand_builtin_sync_operation,
11887 expand_builtin_compare_and_swap,
11888 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11891 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11892 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11895 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11897 * doc/tm.texi: Add brackets around the return type of
11898 TARGET_SECONDARY_RELOAD.
11900 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11901 Richard Guenther <rguenther@suse.de>
11903 PR tree-optimization/31254
11904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11905 Use handled_component_p () where appropriate. Continue
11906 propagating into the rhs if we propagated into an INDIRECT_REF
11909 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11911 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11912 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11913 (xde, xdee): Mode attributes adjusted to support DFP modes.
11914 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11915 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11916 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11917 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11918 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11919 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11920 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11922 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11923 "movsf"): Insn definitions removed.
11924 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11925 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11926 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11928 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11929 "reload_in<mode>", "reload_out<mode>"): Expander added.
11930 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11933 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11935 * config/s390/s390.md: Only non-functional changes. Renamed
11936 FPR mode macro to BFP all over the file.
11938 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11940 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11941 (op_type attribute): RRF instruction type added.
11942 (fT0): New mode attribute.
11943 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11944 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11945 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11946 instruction no secondary memory is needed when moving DFmode values
11947 between GPRs and FPRs.
11949 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11951 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11952 inverted and documentation adjusted.
11953 ("mhard-dfp", "msoft-dfp"): New options.
11954 * config/s390/s390.c (s390_handle_arch_option): New architecture
11956 (override_options): Sanity checks for the new options added.
11957 * config.gcc: New architecture switch: z9-ec.
11958 * config/s390/s390.h (processor_flags): PF_DFP added.
11959 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11960 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11961 when the bit is NOT set so remove it from the defaults.
11963 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11965 * genemit.c (main): Print include statement for dfp.h.
11966 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11969 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11971 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11973 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11976 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11977 instead of PATTERN.
11979 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11981 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11982 attr_length_call, output_call, output_indirect_call): Cleanup
11983 formatting of targetm calls.
11985 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11987 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11989 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11991 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11992 reservation, bypass and anti-bypass descriptions for these
11993 instructions. Update move patterns.
11994 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11997 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11999 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12000 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12001 (get_initial_def_for_reduction): Likewise.
12003 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12005 Fix PR tree-optimization/29922
12006 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12007 (get_representative): Removed.
12008 (value_dies_in_block_x): Update for rvuse removal.
12009 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12010 (compute_antic_aux): Handle when PHI nodes appear in
12011 non-single-successors.
12012 (dump_bitmap_of_names): Removed.
12013 (compute_antic_safe): Renamed and removed rvuse calculation.
12014 Calculate only antic safe.
12015 (insert_into_preds_of_block): Remove assert.
12016 (execute_pre): Update for renamed functions.
12017 (defer_or_phi_translate_block): New function.
12019 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12021 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12022 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12024 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12025 Follow spelling conventions.
12027 * tree-data-ref.h: Remove the prototype for analyze_array.
12029 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12031 PR tree-optimization/31041
12032 * tree-vect-transform.c (get_initial_def_for_induction): Call
12033 force_gimple_operand.
12035 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12037 * ipa-type-escape.c (look_for_casts) : Revert code to use
12038 handled_component_p due to ada test a-numaux.adb.
12040 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12042 * final.c (final_scan_insn): Alter the condition of a
12043 conditional trap if we have nonstandard CC.
12045 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12047 * configure.ac: Remove excess quoting from asm line 0 test.
12048 * configure: Rebuilt.
12050 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12052 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12053 * c-common.c (convert_and_check): Move warning logic to...
12054 (warnings_for_convert_and_check): ...here. Define.
12055 * c-common.h (warnings_for_convert_and_check): Declare.
12057 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12059 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12060 (output_call): Likewise.
12062 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12064 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12066 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12068 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12070 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12072 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12073 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12075 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12077 PR tree-optimization/31183
12078 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12079 Use double_int instead of unsigned int for representing access_strides.
12080 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12082 2007-03-16 Richard Guenther <rguenther@suse.de>
12084 PR tree-optimization/31146
12085 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12086 to allow recursion of forward_propagate_addr_expr.
12087 (forward_propagate_addr_into_variable_array_index): Likewise.
12088 (forward_propagate_addr_expr): Likewise.
12089 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12090 (forward_propagate_addr_expr_1): Recurse on simple copies
12091 instead of propagating into them. Do so for useless conversions
12093 (forward_propagate_addr_expr): Clean up unused statements after
12096 2007-03-16 Richard Guenther <rguenther@suse.de>
12098 * builtins.c (expand_builtin_cexpi): Use the right argument
12099 for the expansion via cexp.
12101 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12103 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12104 * configure: Rebuilt.
12106 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12109 * dwarf2out.c (force_type_die): Adjust comment.
12110 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12112 2007-03-15 DJ Delorie <dj@redhat.com>
12114 * config/frv/predicates.md (minmax_operator): Don't check operands
12117 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12119 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12120 Update constant estimates of number of iterations.
12121 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12122 argument renamed to "realistic".
12123 (compute_estimated_nb_iterations): Removed.
12124 (record_niter_bound): New function.
12125 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12126 call record_nonwrapping_iv with upper = false.
12127 (infer_loop_bounds_from_signedness): Pass upper argument to
12128 record_nonwrapping_iv.
12129 (estimate_numbers_of_iterations_loop): Do not call
12130 compute_estimated_nb_iterations. Record estimate based on profile
12131 information. Initialize the constant estimates of number of
12133 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12135 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12136 number of iterations is too small.
12137 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12138 (EST_NOT_AVAILABLE): Removed.
12139 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12140 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12143 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12145 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12146 Handle NE_EXPR guards.
12148 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12152 Set also -pedantic-errors by default for the preprocessor unless
12153 -fpermissive is given.
12155 2007-03-15 Richard Guenther <rguenther@suse.de>
12157 PR middle-end/29719
12158 PR middle-end/31161
12159 * builtins.c (expand_builtin_cexpi): As a fallback if we
12160 don't have builtins for sincos or cexp create a function
12161 declaration for cexp and expand to a call to that.
12162 (expand_builtin_int_roundingfn): Always fall
12163 back to floor/ceil and its variants even if they may be
12166 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12168 PR middle-end/31159
12169 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12170 jump tables, move the call to delete_dead_jumptables from here...
12171 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12172 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12173 don't allow merging of blocks that try_redirect_by_replacing_jump
12174 also does not handle when not optimizing.
12176 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12177 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12179 * config/i386/i386.md (x86_sahf_1): Correctly handle
12182 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12185 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12186 x86_64_general_operand as operand[2] predicate. Remove "iF"
12187 from operand constraints and use "e" constraint instead.
12188 (*subti3_1, *subti3_1 splitter): Ditto.
12189 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12190 operand[1] predicate.
12192 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12194 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12195 arrays, multiply the access strides by the size of the sub-array.
12196 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12198 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12200 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12201 the configured assembler supports the sahf mnemonic.
12202 * configure: Regenerate.
12203 * config.in: Regenerate.
12205 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12206 emit "sahf" or ".byte\t0x9e" as asm template.
12208 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12211 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12212 option to replace hard coded TARGET_xxx in md file.
12213 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12214 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12215 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12216 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12217 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12218 (X86_TUNE_NOT_VECTORMODE): Ditto.
12219 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12220 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12221 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12222 (TUNE_SLOW_IMUL_IMM8): Ditto.
12223 (TUNE_MOVE_M1_VIA_OR): Ditto.
12224 (TUNE_NOT_UNPAIRABLE): Ditto.
12225 (TUNE_NOT_VECTORMODE): Ditto.
12227 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12230 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12231 tuning options instead of hard coded TARGET_xxx.
12232 (fix ssemode peephole2's): Ditto.
12233 (imul peephole2's): Ditto.
12235 (movdi_or_rex64): Ditto.
12236 (move peephole2): Ditto.
12237 (not peephole2's): Ditto.
12239 2007-03-14 Dirk Mueller <dmueller@suse.de>
12241 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12242 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12243 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12245 * c-parser.c (c_parser_do_statement): Warn about empty body in
12246 do/while statement.
12247 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12248 * doc/invoke.texi (-Wempty-body): Update documentation.
12250 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12253 * c-common.h (warn_for_div_by_zero): Declare.
12254 * c-common.c (warn_for_div_by_zero): Define.
12255 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12258 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12260 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12261 to PREFIX and STANDARD_PREFIX.
12263 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12264 Phil Edwards <phil@codesourcery.com>
12266 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12267 (__gthread_once_t): Remove busy field for RTPs.
12268 (__GTHREAD_ONCE_INIT): Update accordingly.
12270 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12272 * doc/invoke.texi: Document VxWorks options.
12274 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12276 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12278 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12280 PR tree-optimization/30590
12281 * tree-nrv.c (tree_nrv): Check for the partial update of the
12284 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12286 * flags.h (flag_random_seed): Remove declaration, in favor of...
12287 * toplev.h (get_random_seed, set_random_seed): ... these.
12288 * tree.c (get_file_function_name): Use the former.
12289 * opts.c (common_handle_option): Use the latter.
12292 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12294 PR middle-end/31127
12295 * cse.c (cse_find_path): Do not bail out if a basic block that
12296 we already visited now becomes part of a path that starts at a
12297 different basic block. Just disallow this, to make sure we
12298 visit each basic block at most once.
12300 2007-03-13 Jan Hubicka <jh@suse.cz>
12302 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12303 attributes, when profile esitmate is present, calls with very low
12304 frequency are cold.
12306 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12308 PR tree-optimization/30730
12309 PR tree-optimization/26900
12310 * tree-ssa-loop-niter.c: Include gmp.h.
12311 (bounds): New type.
12312 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12313 split_to_var_and_offset, determine_value_range,
12314 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12315 bound_difference, bounds_add, bounds_negate,
12316 number_of_iterations_ne_max, dump_affine_iv): New functions.
12317 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12318 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12319 difference of initial and final value of control iv to validate
12321 (number_of_iterations_cond): Add loop parameter. Determine bounds
12322 on the difference of the extremes of the control iv. Add dumps.
12323 (expand_simple_operations): Handle phi nodes.
12324 (simplify_using_initial_conditions): Do not record used conditions.
12325 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12326 Do not set additional_info.
12327 (implies_nonnegative_p, implies_ge_p): Removed.
12328 (derive_constant_upper_bound): Do not use parameter `additional'.
12329 (record_estimate): Parameter `additional' removed. Parameter
12330 `i_bound' added. Do not call derive_constant_upper_bound.
12331 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12332 bound the number of iterations estimate.
12333 (estimate_numbers_of_iterations_loop): Pass the estimate from
12334 the number of iterations analysis to record_estimate.
12335 * tree.h (multiple_of_p): Declare.
12336 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12337 (scev_const_prop): Do not check expression_expensive_p.
12338 * fold-const.c (multiple_of_p): Exported.
12339 * double-int.c (double_int_mask): Exported.
12340 * double-int.h (double_int_mask): Declare.
12341 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12342 field. Added max field.
12344 2007-03-13 David Taylor <taylor@candd.org>
12347 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12350 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12353 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12354 two unamed patterns.
12356 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12358 * config/i386/i386.opt (mcx16, msahf): New options.
12359 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12360 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12362 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12363 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12364 Output -mcx16 and -msahf options when corresponding bit is set.
12366 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12367 and -msahf options.
12369 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12371 * configure.ac: Test for assembler tolerance to # 0 "".
12372 * configure, config.in: Rebuilt.
12373 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12375 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12377 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12379 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12380 (handle_syscall): Handle direct system calls.
12381 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12383 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12385 * doc/invoke.texi: Fix cpp.info cross-reference.
12386 * doc/passes.texi: Fix gcc.info cross-reference.
12388 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12390 PR tree-optimization/30835
12391 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12392 bb_for_stmt is not NULL before accessing it.
12394 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12396 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12399 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12402 * doc/install.texi: Document --enable-stage1-languages
12404 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12406 * tree-pass.h (pass_into_cfg_layout_mode,
12407 pass_outof_cfg_layout_mode): Declare.
12408 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12409 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12410 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12411 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12413 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12415 * c-decl.c (warn_variable_length_array): New function.
12416 Refactored from grokdeclarator to handle warn_vla
12417 and handle unnamed array case.
12418 (grokdeclarator): Refactored VLA warning case.
12419 * c.opt (Wvla): New flag.
12420 * doc/invoke.texi (Wvla): New warning.
12422 2007-03-12 Richard Henderson <rth@redhat.com>
12424 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12425 (TARGET_SECTION_TYPE_FLAGS): New.
12427 2007-03-12 Richard Henderson <rth@redhat.com>
12429 * config/darwin.c (machopic_reloc_rw_mask): New.
12430 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12431 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12433 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12435 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12436 * cppdefault.h (cpp_PREFIX): Document.
12437 (cpp_PREFIX_len): Likewise.
12438 (cpp_EXEC_PREFIX): New variable.
12439 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12440 * c-incpath.c (add_standard_paths): Correct logic for relocating
12441 paths within prefix.
12443 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12445 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12446 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12448 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12449 fix_truncdfdi_sse using SSEMODEF mode macro.
12450 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12451 fix_truncdfsi_sse using SSEMODEF mode macro.
12452 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12453 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12455 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12457 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12458 elfos.h to tm_file.
12460 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12462 * tree.h : Add multiple_of_p declaration.
12463 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12464 * ipa-type-escape.c (results_of_malloc): Redundant.
12465 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12466 (cast_type): Extended with new members.
12467 (check_cast): Returns cast_type.
12468 (cast): New structure for data of walk_use_def_chains.
12469 (is_malloc_result, is_cast_from_non_pointer_1,
12470 is_cast_from_non_pointer,
12471 is_array_access_through_pointer_and_index): New functions.
12472 (look_for_casts): Returns cast types.
12473 (check_call): Returns void.
12474 (okay_pointer_operation): Use support of pointer plus index,
12475 pointer plus constant and allow all multiplications.
12477 2007-03-11 Richard Guenther <rguenther@suse.de>
12479 PR tree-optimization/31115
12480 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12481 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12482 A shift count of zero is not special as with *_DIV_EXPR.
12483 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12486 2007-03-11 Ian Lance Taylor <iant@google.com>
12488 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12489 the *_DIV_EXPR codes correctly with overflow infinities.
12491 2007-03-11 Ira Rosen <irar@il.ibm.com>
12493 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12494 indicate success/failure of the analysis. Add negation to subtrahend
12495 in case of subtraction. Fail if both operands contain constants.
12496 (create_data_ref): Fail if analyze_offset fails.
12498 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12500 * config/i386/i386.md (frndintxf2): Rename to ...
12501 (rintxf2): ... this. Remove expander having same name.
12502 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12503 (roundsf2, rounddf2): Ditto.
12504 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12505 (lround<mode>di2, lround<mode>si2): Ditto.
12507 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12509 * lower-subreg.c: Include except.h.
12510 (decompose_multiword_subregs): Verify that the only control flow
12511 insns we can split are loads to multi-words pseudos.
12512 Handle breaking such blocks after splitting, instead of calling
12513 find_many_sub_basic_blocks.
12515 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12516 on the new basic block. Add a lengthy comment explaining why we
12517 thought this was necessary.
12518 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12520 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12523 * tree.c (walk_type_fields): Recurse into the element type of
12524 ARRAY_TYPEs if there is a pointer set.
12526 2007-03-10 Dirk Mueller <dmueller@suse.de>
12528 * c-common.c (warn_logical_operator): Fix condition.
12530 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12532 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12534 * config/darwin.c (machopic_select_section): Remove superfluous
12535 argument in call to categorize_decl_for_section. Remove unused
12538 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12540 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12542 * configure: Regenerate.
12544 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12547 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12548 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12549 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12550 Add LABEL_NUSES to emitted label.
12551 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12552 branch probability value to emitted jump insn.
12553 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12554 Do not check life information and do not re-arrange input operands
12555 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12557 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12559 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12560 the change of decode_asm_operands.
12562 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12564 * mode-switching.c (create_pre_exit): Skip blockage insn.
12566 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12568 * tree-pass.h (TODO_update_smt_usage): Remove.
12570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12574 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12576 * pa.c (attr_length_call): Revise condition for long
12577 pc-relative branch.
12578 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12579 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12580 sequence on SOM target.
12582 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12584 * gcc.c: Document %{, in big comment at top.
12585 (input_suffix_matches): Remove special handling for .s and
12587 (input_spec_matches): New.
12588 (handle_braces): Handle %{,.
12589 (validate_switches): ',' indicates a value which is not a switch.
12590 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12591 to detect assembler input.
12592 * config/i386/sol2.h (CPP_SPEC): Likewise.
12593 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12594 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12595 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12596 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12597 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12598 -m64 causes deployment target to default to 10.5.
12599 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12601 2007-03-09 Richard Henderson <rth@redhat.com>
12604 * target.h (targetm.asm.out.reloc_rw_mask): New.
12605 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12606 (TARGET_ASM_OUT): Use it.
12607 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12608 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12609 use the new reloc_rw_mask target hook instead.
12610 (default_section_type_flags_1): Merge into...
12611 (default_section_type_flags): ... here.
12612 (decl_readonly_section_1): Merge into...
12613 (decl_readonly_section): ... here.
12614 (default_elf_select_section_1): Merge into...
12615 (default_elf_select_section): ... here.
12616 (default_unique_section_1): Merge into...
12617 (default_unique_section): ... here.
12618 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12619 (default_select_rtx_section): Use it.
12620 (default_elf_select_rtx_section): Likewise.
12621 * output.h: Update to match.
12622 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12623 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12624 (TARGET_ASM_RELOC_RW_MASK): New.
12625 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12626 to categorize_decl_for_section.
12627 (x86_64_elf_unique_section): Likewise.
12628 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12629 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12630 (TARGET_ASM_RELOC_RW_MASK): New.
12631 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12632 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12633 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12634 (TARGET_RWRELOC): Remove.
12635 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12636 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12637 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12638 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12639 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12640 (rs6000_xcoff_select_section): Use decl_readonly_section.
12641 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12642 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12643 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12644 (TARGET_SECTION_TYPE_FLAGS): Remove.
12645 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12647 2007-03-09 Roger Sayle <roger@eyesopen.com>
12649 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12650 complex constant equality/inequality comparisons for here.
12651 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12652 known at compile-time or can be simplified to a scalar comparison.
12653 (fold_relational_const): Move compile-time evaluation of complex
12654 constant equality/inequality comparisons to here.
12656 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12658 PR rtl-optimization/30643
12659 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12661 (fold_rtx): Recurse, like before 2006-11-03.
12663 2007-03-09 DJ Delorie <dj@redhat.com>
12665 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12668 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12670 PR tree-optimization/30375
12671 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12672 LHS of statements is not the same.
12673 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12675 2007-03-09 Chao-ying Fu <fu@mips.com>
12677 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12679 * doc/invoke.texi (-mdspr2): Document new option.
12680 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12681 New unspec for DSP REV 2.
12682 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12683 these instructions are extended in DSP REV 2.
12684 (mips-dspr2.md): Include.
12685 * config/mips/mips.opt (mdspr2): New option.
12686 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12687 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12688 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12689 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12690 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12691 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12692 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12694 (bdesc_map): Add one field of unsupported_target_flags.
12695 (bdesc_arrays): Update entries to have extra fields. Add
12697 (mips_init_builtins): Initialize new function types.
12698 Check unsupported_target_fileds to filter out builtins.
12699 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12701 (ASM_SPEC): Pass mdspr2 to the assembler.
12702 * config/mips/mips-dspr2.md: New file.
12704 2007-03-09 Sa Liu <saliu@de.ibm.com>
12706 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12708 2007-03-09 Ian Lance Taylor <iant@google.com>
12710 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12711 argument) like -Wstrict-overflow=2.
12712 * doc/invoke.texi (Warning Options): Update documentation.
12714 2007-03-09 Dirk Mueller <dmueller@suse.de>
12717 * doc/invoke.texi (-Wlogical-op): Document.
12718 * common.opt (-Wlogical-op): New.
12719 * c-common.h (warn_logical_operator): Declare.
12720 * c-common.c (warn_logical_operator): Define.
12721 * c-typeck.c (parser_build_binary_op): Call
12722 warn_logical_operator.
12724 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12726 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12727 * final.c (final_scan_insn): Test for non-"" file name.
12729 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12731 * doc/loop.texi: Document the Omega linear constraints solver.
12732 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12733 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12734 omega-hash-table-size, omega-max-keys, and
12735 omega-eliminate-redundant-constraints.
12736 * tree-pass.h (pass_check_data_deps): Declared.
12739 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12740 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12741 pass_check_data_deps): New.
12742 * tree-data-ref.c (init_data_ref): Remove declaration.
12743 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12744 (analyze_array): Renamed init_array_ref, move up initializations.
12745 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12746 Removed arguments that are set to NULL.
12747 (analyze_indirect_ref): Correct indentation, correct call to
12749 (object_analysis): Call init_array_ref instead of analyze_array.
12750 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12751 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12752 of DR_ACCESS_FNS_ADDR.
12753 (init_omega_eq_with_af, omega_extract_distance_vectors,
12754 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12755 ddr_consistent_p): New.
12756 (compute_affine_dependence): Check consistency of ddrs when
12757 flag_check_data_deps is passed.
12758 (analyze_all_data_dependences): Uncomment.
12759 (tree_check_data_deps): New.
12760 * tree-data-ref.h: Include omega.h.
12761 (DR_ACCESS_FNS_ADDR): Removed.
12762 (data_dependence_relation): Add inner_loop.
12763 (DDR_INNER_LOOP): New.
12764 * common.opt (fcheck-data-deps): New.
12765 * tree-flow.h (tree_check_data_deps): Declare.
12766 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12767 (OBJS-common): Depend on omega.o.
12769 * passes.c (pass_check_data_deps): Scheduled.
12770 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12771 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12772 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12773 PARAM_VECT_MAX_VERSION_CHECKS,
12774 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12776 2007-03-09 Richard Guenther <rguenther@suse.de>
12778 PR tree-optimization/30904
12779 PR middle-end/31058
12780 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12781 the same way as *_DIV_EXPR.
12783 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12785 * recog.c (decode_asm_operands): No mixed declarations and code.
12787 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12789 * rtl.def (ASM_INPUT): Add location.
12790 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12791 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12792 (decode_asm_operands): Add loc operand.
12793 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12794 * stmt.c (expand_asm): Rename to...
12795 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12796 gen_rtx_ASM_INPUT_loc.
12797 (expand_asm_expr): Adjust.
12798 * recog.c (decode_asm_operands): Add loc operand.
12799 (check_asm_operands, extract_insn): Adjust.
12800 * reload1.c (maybe_fix_stack_asms): Likewise.
12801 * final.c (asm_insn_count): Likewise.
12802 (final_scan_insn): Output # line before and after asm.
12804 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12806 * tree-ssa-structalias.c (variable_info): Remove
12808 (new_var_info): Ditto.
12809 (shared_bitmap_info_t): New structure.
12810 (shared_bitmap_table): New variable.
12811 (shared_bitmap_hash): New function.
12812 (shared_bitmap_eq): Ditto
12813 (shared_bitmap_lookup): Ditto.
12814 (shared_bitmap_add): Ditto.
12815 (merge_smts_into): Change to take bitmap directly.
12816 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12817 (init_alias_vars): Init shared bitmap hashtable.
12818 (delete_points_to_sets): Delete shared bitmap hashtable.
12819 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12820 is_aliased removal as a change that was still necessary was
12823 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12825 * config/i386/i386.h (override_options): Conditionally disable
12826 x86_sahf for 64bit targets only.
12828 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12831 * c-decl.c (merge_decls): Don't call make_var_volatile.
12832 * varasm.c (make_var_volatile): Remove.
12833 * output.h (make_var_volatile): Remove.
12835 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12837 PR tree-optimization/31085
12838 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12840 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12842 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12843 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12844 ATTR_CONST_NOTHROW_LIST.
12846 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12849 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12851 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12853 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12856 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12858 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12859 passed, use shared libgcc.
12861 2007-03-08 Roger Sayle <roger@eyesopen.com>
12863 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12864 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12865 (honor_protect_cleanup_actions, lower_try_finally_switch):
12867 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12868 ifc_temp_var): Likewise.
12869 * tree-inline.c (setup_one_parameter): Likewise.
12870 * tree-mudflap.c (mf_decl_cache_locals,
12871 mf_build_check_statement_for): Likewise.
12872 * tree-nested.c (init_tmp_var, save_tmp_var,
12873 finalize_nesting_tree_1): Likewise.
12874 * tree-outof-ssa.c (insert_copy_on_edge,
12875 insert_backedge_copies): Likewise.
12876 * tree-profile.c (tree_gen_edge_profiler,
12877 tree_gen_ic_profiler): Likewise.
12878 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12879 * tree-sra.c (sra_build_assignment): Likewise.
12880 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12881 * tree-ssa-math-opts.c (insert_reciprocals,
12882 execute_cse_sincos_1): Likewise.
12883 * tree-tailcall.c (adjust_accumulator_values,
12884 adjust_return_value): Likewise.
12885 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12886 * tree-vect-transform.c (vect_create_data_ref_ptr,
12887 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12888 vect_create_epilog_for_reduction, vectorizable_reduction,
12889 vectorizable_call, vectorizable_conversion,
12890 vectorizable_assignment, vectorizable_operation,
12891 vectorizable_type_demotion, vect_gen_widened_results_half,
12892 vect_permute_store_chain, vectorizable_store,
12893 vect_setup_realignment, vect_permute_load_chain,
12894 vectorizable_load, vectorizable_condition,
12895 vect_create_cond_for_align_checks): Likewise.
12896 * tree-vrp.c (build_assert_expr_for): Likewise.
12898 2007-03-08 Ian Lance Taylor <iant@google.com>
12900 * tree-vrp.c: Include "intl.h".
12901 (usable_range_p): New static function.
12902 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12903 overflowed values, juts set *strict_overflow_p.
12904 (compare_values): Only return -2 if one of the operands is not a
12906 (compare_ranges): Call usable_range_p.
12907 (compare_range_with_value): Likewise.
12908 (vrp_evaluate_conditional_warnv): Rename from
12909 vrp_evaluate_conditional. Make static. Change all callers.
12910 (vrp_evaluate_conditional): New function.
12911 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12912 on signed overflow.
12913 (simplify_abs_using_ranges): Likewise.
12914 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12915 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12916 within_stmt parameter.
12917 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12918 vrp_evaluate_conditional.
12919 * tree-ssa-threadedge.c
12920 (record_temporary_equivalences_from_stmts_at_dest): Change
12921 simplify parameter to take a second tree parameter.
12922 (simplify_control_stmt_condition): Likewise.
12923 (thread_across_edge): Likewise.
12924 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12925 (thread_across_edge): Likewise.
12926 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12928 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12930 * config/i386/i386.h (TARGET_SAHF): New define.
12931 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12932 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12933 (x86_sahf): New global variable.
12934 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12935 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12936 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12937 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12939 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12940 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12941 when expanding fcomi/sahf based tests.
12942 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12943 expanding sahf based alternative. Emit sahf based sequence when
12944 optimizing for code size.
12945 * config/i386/i386.md (x86_sahf_1): Do not disable for
12946 TARGET_64BIT, enable for TARGET_SAHF.
12948 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12950 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12951 spurious whitespace from error message.
12953 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12956 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12958 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12960 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12962 * tree-sra.c (instantiate_element): Propagate disabled warnings
12963 from the element itself to the created variable.
12965 2007-03-07 Richard Henderson <rth@redhat.com>
12968 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12969 silently fix up the stack in the case of a missing register.
12971 2007-03-07 Paul Brook <paul@codesourcery.com>
12973 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12975 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12977 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12979 (phase1_vrs): Use them.
12980 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12981 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12982 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12983 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12984 __gnu_Unwind_Restore_WMMXC if required.
12985 (_Unwind_VRS_Pop): Implement iWMMXt support.
12986 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12987 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12988 gnu_Unwind_Save_WMMXC): Define.
12990 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12992 * config/vxworks.h (vxworks_override_options): Declare.
12993 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12994 * config/vxworks.c: Include target.h and toplev.h.
12995 (vxworks_override_options): New function.
12996 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12998 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13000 * config/s390/s390.c (override_options): Don't emit an error when
13001 -mstack-size is used without providing -mstack-guard.
13002 (s390_emit_prologue): Choose stack_guard value automatically if not
13003 provided via command line.
13004 * doc/invoke.texi: Adjust description of -mstack-guard and
13007 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13009 * config/i386/i386.c (output_set_got): Add a GOT initialization
13010 sequence for VxWorks PIC.
13011 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13012 around labels as well as symbols. Use gotoff_operand instead
13013 of local_symbolic_operand.
13014 (legitimize_pic_address): Use gotoff_operand instead of
13015 local_symbolic_operand. Use @GOT accesses for labels as
13017 (ix86_output_addr_diff_elt): Use PC-relative rather than
13018 GP-relative offsets for VxWorks PIC.
13019 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13020 no_new_pseudos. Check whether the returned register is op0.
13021 * config/i386/i386.md (tablejump): Use PC-relative rather than
13022 GP-relative offsets for VxWorks PIC.
13023 * config/i386/predicates.md (gotoff_operand): New predicate.
13025 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13027 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13029 * config/vxworks-dummy.h: New file.
13030 * config/i386/i386.h: Include it.
13032 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13034 * dwarf2out.c (is_inlined_entry_point): New
13035 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13036 DW_AT_ranges if the first subblock is the entry point.
13038 2007-03-06 David Daney <ddaney@avtrex.com>
13040 * doc/install.texi (mips-*-*): Change recommended binutils
13043 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13045 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13046 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13048 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13049 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13051 2007-03-06 Jan Hubicka <jh@suse.cz>
13053 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13054 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13056 (probably_cold_bb_p): Cold functions are cold.
13057 (probably_never_executed_bb_p): Cold functions are cold.
13058 (tree_bb_level_predictions): Predict calls to cold functions as not
13060 (compute_function_frequency): Check hot/cold attributes.
13061 * function.h (function_frequency): Update comments.
13062 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13063 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13064 (c_common_att): Add cold and hot.
13066 * doc/extend.texi (hot,cold attributes): Document.
13068 2007-03-06 Andrew Haley <aph@redhat.com>
13070 * function.c (expand_function_end): Move blockage to just after we
13071 emit the label for the naked return from the function.
13073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13075 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13078 2007-03-06 Jan Hubicka <jh@suse.cz>
13080 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13081 loaded for constant large models. Non-large 64bit PIC can do.
13082 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13083 * cmodel.h: Add LARGE PIC.
13084 * i386.md (UNSPEC_PLTOFF): New.
13085 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13087 (*call_1_rex64): Disable for large models.
13088 (*call_1_rex64_large): New.
13089 (*call_value_1_rex64): Disable for large models.
13090 (*call_value_1_rex64_large): New.
13091 (set_rip_rex4): New.
13092 (set_got_offset_rex64): New.
13093 * predicates.md (constant_call_address_operand): For large model
13094 constant calls are not possible.
13095 * i386-protos.h (construct_plt_address): Declare.
13096 * i386.c (override_options): Accept large models.
13097 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13098 (legitimate_constant_p): Add new UNSPECs.
13099 (legitimate_pic_operand_p): Likewise.
13100 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13101 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13103 (output_pic_addr_const): Add PLTOFF.
13104 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13105 (ix86_expand_move): Legitimize pic address when in PIC mode.
13106 (construct_plt_address): New function.
13107 (ix86_expand_call): Offload the address to register and use GOT
13108 pointer for large model.
13109 * invoke.texi (mcmodel=large): Update documentation.
13111 2007-03-06 Richard Henderson <rth@redhat.com>
13113 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13114 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13115 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13116 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13117 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13118 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13119 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13120 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13121 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13122 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13123 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13124 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13125 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13126 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13127 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13128 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13129 x86_schedule, x86_use_bt, x86_pad_returns,
13130 x86_use_xchgb): Merge into ...
13131 (ix86_tune_features): ... here. New array.
13132 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13133 x86_bswap): Merge into ...
13134 (ix86_arch_features): ... here. New array.
13135 (x86_3dnow_a): Remove.
13136 (x86_accumulate_outgoing_args): Make static.
13137 (x86_arch_always_fancy_math_387): Make static.
13138 (ix86_tune_mask, ix86_arch_mask): Move ...
13139 (override_options): ... to local variables here. Apply the
13140 appropriate mask to each element of ix86_arch_features and
13141 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13142 as were done in the old macros.
13143 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13144 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13145 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13146 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13147 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13148 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13149 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13150 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13151 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13152 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13153 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13154 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13155 x86_accumulate_outgoing_args, x86_prologue_using_move,
13156 x86_epilogue_using_move, x86_decompose_lea,
13157 x86_arch_always_fancy_math_387, x86_shift1,
13158 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13159 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13160 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13161 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13162 x86_use_incdec, x86_pad_returns, x86_bswap,
13163 x86_partial_flag_reg_stall): Remove.
13164 (enum ix86_tune_indices): New.
13165 (ix86_tune_features): New.
13166 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13167 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13168 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13169 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13170 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13171 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13172 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13173 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13174 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13175 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13176 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13177 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13178 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13179 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13180 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13181 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13182 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13183 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13184 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13185 TARGET_EXT_80387_CONSTANTS): Use it.
13186 (enum ix86_arch_indices): New.
13187 (ix86_arch_features): New.
13188 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13189 TARGET_BSWAP): Use it.
13190 (ix86_tune_mask, ix86_arch_mask): Remove.
13192 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13195 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13196 Define using $${sysroot_headers_suffix}.
13197 * configure: Regenerate.
13198 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13199 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13201 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13202 * gcc.c (print_sysroot_headers_suffix): New.
13203 (option_map): Include --print-sysroot-headers-suffix.
13204 (display_help): Mention -print-sysroot-headers-suffix.
13205 (process_command): Handle -print-sysroot-headers-suffix.
13206 (do_spec_1): Append multilib directory to include-fixed path if
13207 sysroot suffixes in use.
13208 (main): Handle -print-sysroot-headers-suffix.
13209 * Makefile.in (start.encap): Don't depend on xlimits.h
13210 (xlimits.h): Remove.
13211 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13212 limits.h for each multilib in fixinc_list.
13213 (fixinc_list, s-fixinc_list): New.
13214 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13215 generate them for each multilib in fixinc_list.
13216 (stmp-fixproto): Use include-fixed. Run fixproto for each
13217 multilib in fixinc_list.
13218 (mostlyclean): Don't remove xlimits.h.
13219 (clean): Remove include-fixed.
13220 (real-install-headers-tar, real-install-headers-cpio,
13221 real-install-headers-cp): Don't copy include, only include-fixed.
13222 (install-mkheaders): Depend on fixinc_list. Don't depend on
13223 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13224 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13225 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13227 2007-03-06 Jan Hubicka <jh@suse.cz>
13229 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13232 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13234 * configure.ac: Allow tm_file to contain build-directory files.
13235 * configure: Regenerate.
13236 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13237 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13238 * config/m68k/print-sysroot-suffix.sh: New file.
13240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13242 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13243 of pic_offset_table_rtx if reload_completed.
13244 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13245 PIC_OFFSET_TABLE_REGNUM.
13246 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13248 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13249 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13251 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13253 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13254 functions that call eh_return.
13256 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13258 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13259 functions that need a constant pool.
13261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13264 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13265 (m68k_preferred_reload_class): Likewise.
13266 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13267 (SECONDARY_RELOAD_CLASS): Define.
13268 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13269 (LIMIT_RELOAD_CLASS): Delete.
13270 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13271 registers from storing bytes.
13272 (m68k_secondary_reload_class): New function.
13273 (m68k_preferred_reload_class): Likewise.
13275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13277 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13279 (m68k_expand_prologue): Likewise.
13281 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13283 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13284 (mips_expand_epilogue): Add a bool parameter.
13285 (m68k_legitimize_sibcall_address): Declare.
13286 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13287 (m68k_expand_epilogue): Add a parameter to select between sibling
13288 and normal epilogues. Only generate a return for the latter.
13289 (m68k_ok_for_sibcall_p): New function.
13290 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13291 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13292 (sibcall_value, *sibcall_value): Likewise.
13293 (*call, *call_value): Require !SIBLING_CALL_P.
13294 (epilogue): Update call to m68k_expand_epilogue.
13295 (sibcall_epilogue): New pattern.
13296 * config/m68k/predicates.md (const_call_operand): Say that this
13297 predicate applies to sibling calls too.
13298 (sibcall_operand): New predicate.
13300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13302 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13303 alternatives as movsi_cf.
13304 (movsf_cf_hard): Add commentary.
13306 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13307 Richard Sandiford <richard@codesourcery.com>
13309 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13310 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13311 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13312 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13313 as being live on exit from an interrupt function.
13314 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13315 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13316 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13317 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13318 (m68k_interrupt_function_p): Globalize.
13319 (m68k_compute_frame_layout): Remove reverse mask code.
13320 (m68k_emit_movem, m68k_set_frame_related): New functions.
13321 (m68k_output_function_prologue): Delete in favor of...
13322 (m68k_expand_prologue): ...this new function.
13323 (m68k_output_function_epilogue): Delete in favor of...
13324 (m68k_expand_epilogue): ...this new function.
13325 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13327 (print_operand): Handle %?.
13328 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13329 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13330 (prologue, epilogue): New patterns.
13331 (return): Turn into a define_expand.
13332 (*return): New pattern, derived from old "return" pattern. Use rte
13333 rather than rts for interrupt functions. Only use rtd if the pop
13335 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13336 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13337 (link, *link, unlink, *unlink, load_got): Likewise.
13339 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13343 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13344 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13345 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13346 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13347 and m68k_matches_u_p.
13348 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13349 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13350 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13351 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13352 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13353 (REG_STRICT_P): New macro.
13354 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13355 PCREL_GENERAL_OPERAND_OK.
13356 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13357 m68k_legitimate_base_reg_p.
13358 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13359 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13360 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13361 * config/m68k/m68k.c (m68k_address): New structure.
13362 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13363 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13364 (m68k_jump_table_ref_p, m68k_decompose_address)
13365 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13366 (m68k_matches_u_p): New functions.
13367 (print_operand_address): Rewrite to use m68k_decompose_index.
13369 2007-03-05 David Taylor <dtaylor@emc.com>
13371 * gcc.c: Correct copyright date in --version output.
13373 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13375 * pa.md: In unamed move patterns, disparge copies between general
13376 and floating point registers using '?' modifier. Don't include 'f'
13377 constraint for register preferences in DImode, SImode, HImode and
13378 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13379 Remove constraints for copies between general and floating registers
13380 in soft-float DFmode pattern.
13381 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13385 2007-03-05 Mike Stump <mrs@apple.com>
13387 * c-common.c (targetcm): Add.
13388 * c-opts.c (c_common_handle_option): Handle language specific
13390 * opts.c (handle_option): Verify language for target options, if
13392 * opth-gen.awk: Add CL_LANG_ALL.
13393 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13394 (TARGETCM_INITIALIZER): Add.
13395 * target.h (struct gcc_targetcm): Add.
13397 * targhooks.c (default_handle_c_option): Add.
13398 * targhooks.h (default_handle_c_option): Add.
13399 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13401 * config/darwin.opt (iframework): Add.
13402 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13403 * config/darwin-c.c (handle_c_option): Add.
13404 (TARGET_HANDLE_C_OPTION): Add.
13406 * doc/invoke.texi (Darwin Options): Add -iframework.
13408 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13410 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13413 2007-03-05 Ian Lance Taylor <iant@google.com>
13415 * c.opt (fgnu89-inline): New option.
13416 * c-opts.c (c_common_post_options): Set default value for
13418 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13419 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13421 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13422 (grokdeclarator, start_function): Likewise.
13423 * c-cppbuiltin.c (c_cpp_builtins): Define either
13424 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13425 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13426 (C Dialect Options): Document -fgnu89-inline.
13427 * doc/extend.texi (Function Attributes): Explain what the
13428 gnu_inline attribute does.
13429 * doc/cpp.texi (Common Predefined Macros): Document
13430 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13432 2007-03-05 Ian Lance Taylor <iant@google.com>
13434 PR tree-optimization/31034
13435 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13436 half-range if the other side is an overflow infinity.
13438 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13440 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13441 (bfin*-linux-uclibc*): New configuration.
13442 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13444 * config/bfin/linux.h: New file.
13445 * config/bfin/libgcc-bfin.ver: New file.
13446 * config/bfin/t-bfin-uclinux: New file.
13447 * config/bfin/t-bfin-linux: New file.
13448 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13449 (TARGET_OS_CPP_BUILTINS): New macro.
13451 2007-03-05 Richard Guenther <rguenther@suse.de>
13453 * fold-const.c (fold_binary): Remove duplicate folding
13454 of comparison of non-null ADDR_EXPR against null.
13456 2007-03-05 Richard Guenther <rguenther@suse.de>
13457 Dorit Nuzman <dorit@il.ibm.com>
13459 PR tree-optimization/26420
13460 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13461 are no loops in the function. Only print the number of
13462 vectorized loops if it is greater than zero or we are supposed
13463 to print information about unvectorized loops.
13465 2007-03-05 Revital Eres <eres@il.ibm.com>
13467 * gcc.dg/var-expand1.c: New test.
13468 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13469 when an accumulator is expanded.
13471 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13474 * c-common.c (convert_and_check): Don't give warnings for
13475 conversion if 'expr' already overflowed.
13477 2007-03-04 Roger Sayle <roger@eyesopen.com>
13479 PR middle-end/30744
13480 * fold-const.c (fold_comparison): Enforce type consistency when
13481 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13483 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13485 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13486 containing a cast to the base of TARGET_MEM_REF.
13488 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13490 * tree.c (tree_contains_struct_check_failed): Remove spurious
13491 whitespace from error message.
13493 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13496 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13497 instead of precision.
13499 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13500 Nathan Sidwell <nathan@codesourcery.com>
13502 * emit-rtl.c (find_auto_inc): New.
13503 (try_split): recreate REG_INC notes,
13504 Use regular for loops rather than whiles.
13506 2007-03-03 Andreas Schwab <schwab@suse.de>
13508 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13509 * configure: Regenerate.
13511 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13513 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13514 flag_rounding_math, not flag_unsafe_math_optimizations.
13516 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13518 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13519 alpha_fold_vector_minmax): Likewise.
13520 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13521 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13523 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13525 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13526 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13527 if the lhs has side-effects.
13528 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13530 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13532 * config/i386/i386.h (TUNEMASK): Remove define.
13533 (ARCHMASK): Remove define.
13534 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13535 Use ix86_arch_mask variable instead of ARCHMASK.
13536 * config/i386/i386.c (override_options): Ditto.
13537 (standard_80387_constant_p): Ditto.
13539 2007-03-02 Ian Lance Taylor <iant@google.com>
13541 Used signed infinities in VRP.
13542 * tree-vrp.c (uses_overflow_infinity): New static function.
13543 (supports_overflow_infinity): New static function.
13544 (make_overflow_infinity): New static function.
13545 (negative_overflow_infinity): New static function.
13546 (positive_overflow_infinity): New static function.
13547 (is_negative_overflow_infinity): New static function.
13548 (is_positive_overflow_infinity): New static function.
13549 (is_overflow_infinity): New static function.
13550 (overflow_infinity_range_p): New static function.
13551 (compare_values_warnv): New function split out of compare_values.
13552 (compare_value): Call it.
13553 (set_value_range_to_nonnegative): Add overflow_infinity
13554 parameter. Change caller.
13555 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13557 (vrp_expr_computes_nonzero): Likewise.
13558 (compare_ranges, compare_range_with_value): Likewise.
13559 (compare_name_with_value, compare_names): Likewise.
13560 (vrp_evaluate_conditional): Likewise.
13561 (set_value_range): Handle infinity
13562 (vrp_operand_equal_p, operand_less_p): Likewise.
13563 (extract_range_from_assert): Likewise.
13564 (vrp_int_const_binop): Likewise.
13565 (extract_range_from_binary_expr): Likewise.
13566 (extract_range_from_unary_expr): Likewise.
13567 (extract_range_from_comparison): Likewise.
13568 (extract_range_from_expr): Likewise.
13569 (dump_value_range): Likewise.
13570 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13571 (test_for_singularity): Likewise.
13572 (vrp_int_const_binop): Remove inline qualifier.
13573 (adjust_range_with_scev): Add comment.
13574 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13576 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13578 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13579 (get_constraint_for): Likewise.
13580 (do_structure_copy): Likewise.
13581 (find_func_aliases): Fix references to MODIFY_EXPR.
13582 (intra_create_variable_infos): Tidy.
13583 * tree-ssa-operands.c (add_virtual_operand): Add argument
13585 When adding members of alias sets, if IS_CALL_SITE is true and
13586 the symbol is not call-clobbered, skip it.
13587 Adjust all callers.
13589 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13591 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13592 entry by means of emit_insn_at_entry.
13594 2007-03-02 Richard Henderson <rth@redhat.com>
13596 * expr.h (promoted_input_arg): Remove decl.
13597 * function.c (promoted_input_arg): Merge into ...
13598 * combine.c (setup_incoming_promotions): ... only caller.
13599 Rearrange to avoid double loop.
13601 2007-03-02 Ben Elliston <bje@au.ibm.com>
13602 Peter Bergner <bergner@vnet.ibm.com>
13603 Janis Johnson <janis187@us.ibm.com>
13605 * config/rs6000/dfp.md: New file.
13606 * config/rs6000/rs6000.md: Include dfp.md.
13607 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13608 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13609 and TDmode decimal float modes in FP registers.
13610 (num_insns_constant): Likewise.
13611 (rs6000_legitimate_offset_address_p): Likewise.
13612 (rs6000_legitimize_address): Likewise.
13613 (rs6000_legitimize_reload_address): Likewise.
13614 (rs6000_legitimate_address): Likewise.
13615 (rs6000_emit_move): Likewise.
13616 (function_arg_boundary): Likewise.
13617 (function_arg_advance): Likewise.
13618 (rs6000_darwin64_record_arg_recurse): Likewise.
13619 (function_arg): Likewise.
13620 (rs6000_gimplify_va_arg): Likewise.
13621 (rs6000_split_multireg_move): Likewise.
13622 (rs6000_output_function_epilogue): Likewise.
13623 (rs6000_output_function_epilogue): Likewise.
13624 (rs6000_register_move_cost): Likewise.
13625 (rs6000_function_value): Likewise.
13626 (rs6000_libcall_value): Likewise.
13628 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13630 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13632 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13634 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13635 Use $MULTIDIR to choose between the kernel and RTP headers,
13636 and use $WIND_BASE and $WIND_USR to locate them.
13638 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13640 * config/i386/i386.c (override_options): Put initialization of
13641 ix86_tune_mask and ix86_arch_mask to the correct place.
13643 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13644 Michael Meissner <michael.meissner@amd.com>
13647 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13648 (ARCHMASK): Define.
13649 (TARGET_CMOVE): Use ARCHMASK.
13650 (TARGET_CMPXCHG): Ditto.
13651 (TARGET_CMPXCHG8B): Ditto.
13652 (TARGET_XADD): Ditto.
13653 (TARGET_BSWAP): Ditto.
13654 * config/i386/i386.c (ix86_tune_mask): New global variable.
13655 (ix86_arch_mask): Ditto.
13656 (override_options): Initialize ix86_tune_mask and
13657 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13660 2007-03-02 Ben Elliston <bje@au.ibm.com>
13663 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13665 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13667 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13668 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13669 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13670 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13672 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13673 rs6000_init_dwarf_reg_sizes_extra): New.
13674 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13675 SPE register high parts.
13677 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13679 * Makefile.in: Add install-pdf target as
13680 copied from automake v1.10 rules.
13681 * configure.ac: Add install-pdf to target list.
13682 * configure: Regenerate.
13684 2007-03-01 Paul Brook <paul@codesourcery.com>
13686 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13687 modes to LDRD for DImode.
13688 (output_move_double): Fixup out of range ldrd/strd.
13689 (vfp_secondary_reload_class): Rename...
13690 (coproc_secondary_reload_class): ... to this. Add wb argument.
13691 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13692 coproc_secondary_reload_class for CLASS_IWMMXT.
13693 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13694 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13696 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13698 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13699 unroll factor by the estimated number of iterations.
13700 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13701 than prefetch latency.
13703 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13704 decode_caches_intel, detect_caches_intel): New functions.
13705 (host_detect_local_cpu): Use detect_caches_amd and
13706 detect_caches_intel.
13708 2007-03-01 Richard Henderson <rth@redhat.com>
13710 * expr.c (emit_move_complex_push): Export.
13711 (emit_move_complex_parts): Split out from ...
13712 (emit_move_complex): ... here.
13713 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13714 * config/i386/i386.md (movcdi): New.
13716 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13719 size of mode1 to check for tieable modes in MMX case.
13721 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13723 * Makefile.in (rtlanal.o): Depend on tree.h.
13724 * rtl.h (offset_within_section_p, split_const): Declare.
13725 * rtlanal.c: Include tree.h.
13726 (offset_within_block_p): New function, taken from
13727 mips_offset_within_object_p.
13728 (split_const): New function, taken from mips_split_const.
13729 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13731 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13732 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13733 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13734 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13735 (m68k_illegitimate_symbolic_constant_p): New function.
13736 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13737 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13738 symbolic constant that might be outside the symbol's section,
13739 move the symbol first and then add the offset.
13740 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13742 * config/mips/mips.c (mips_split_const): Delete.
13743 (mips_offset_within_object_p): Delete.
13744 (mips_symbolic_constant_p): Use offset_within_section_p and
13745 split_const instead of mips_offset_within_object_p and
13747 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13748 (mips_legitimize_const_move, print_operand_reloc)
13749 (mips_dangerous_for_la25_p): Use split_const instead of
13752 2007-02-28 Eric Christopher <echristo@apple.com>
13754 * Makefile.in (install-include-dir): Don't rm -rf include.
13756 2007-02-28 Richard Guenther <rguenther@suse.de>
13758 PR middle-end/30364
13759 * fold-const.c (fold_binary): Do not associate expressions
13760 with more than one variable for integer types that do not wrap.
13762 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13764 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13765 Delete, and replace with...
13766 (fold_builtin_call_array): This. Update callers to use it.
13767 * fold-const.c (fold_build_call_list): Delete, and replace with...
13768 (fold_build_call_array): This.
13769 (fold_build_call_list_initializer): Delete, and replace with...
13770 (fold_build_call_array_initializer): This.
13771 * tree.h: Update declarations to reflect above changes.
13773 * c-typeck.c (build_function_call): Store converted arguments
13774 in a stack-allocated array instead of building a list.
13775 (convert_arguments): Store arguments in the array passed in as an
13776 argument, and return the actual number of arguments.
13777 * c-format.c: (check_function_format): Pass arguments in an
13778 array instead of a list.
13779 * c-common.c (check_function_nonnull): Likewise.
13780 (check_function_sentinel): Likewise.
13781 (check_function_arguments): Likewise.
13782 * c-common.h: Update declarations to reflect above changes.
13784 2007-02-28 Jan Hubicka <jh@suse.cz>
13786 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13787 PRED_NEGATIVE_RETURN): Update outcomes.
13789 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13791 * calls.c (emit_library_call_value_1): Handle partial registers
13792 correctly when building up CALL_INSN_FUNCTION_USAGE.
13794 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13796 * pa/predicates.md (move_src_operand): Allow zero for mode.
13797 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13800 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13803 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13804 *movv2df_internal): Enable pattern only for valid operand
13806 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13807 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13809 2007-02-27 Mike Stump <mrs@apple.com>
13811 * config/darwin-crt3.c: Avoid compilation when compiling for a
13814 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13816 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13818 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13819 for fixed headers and limits.h.
13820 (install-include-dir, install-headers-tar, install-headers-cpio,
13821 install-headers-cp, real-install-headers-tar,
13822 real-install-headers-cpio, real-install-headers-cp): Handle
13823 include-fixed as well as include.
13824 (install-mkheaders): Don't install files that go only in include
13826 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13827 from GCC_INCLUDE_DIR.
13828 * gcc.c (process_command): Remove special -BstageN/ handling.
13829 (do_spec_1): Add include-fixed directories.
13831 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13833 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13835 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13837 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13840 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13842 * c-common.c (get_priority): Add check for
13843 SUPPORTS_INIT_PRIORITY.
13845 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13847 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13849 * config/bfin/bfin.c: Include "cfglayout.h".
13850 (MAX_LSETUP_DISTANCE): New macro.
13851 (struct loop_info): New members incoming, incoming_src and
13852 incoming_dest. Delete member predecessor.
13853 (length_for_loop): New function.
13854 (bfin_optimize_loop): Handle more different loop structures.
13855 (bfin_discover_loop): Rework detection of predecessor blocks by
13856 examining incoming edges.
13857 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13859 (bfin_reorder_loops): New function.
13860 (bfin_reorg_loops): Use these three new functions.
13862 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13863 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13864 (CONSTRAINT_LEN): Add entry for 'q'.
13865 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13866 Add 'q' constraints.
13867 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13868 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13870 * config/bfin/bfin.md (add_with_carry): New pattern.
13871 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13872 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13873 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13874 support unsigned multiplies too. Removed incorrect commutativity from
13875 operand 1 constraint where appropriate.
13876 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13878 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13879 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13881 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13882 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13883 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13884 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13885 usmulhisi_hh_huh): New patterns.
13887 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13888 lshifthi3): Fix output template to use half reg for operand 2.
13890 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13893 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13895 2007-02-27 Andreas Schwab <schwab@suse.de>
13897 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13899 2007-02-27 Jan Hubicka <jh@suse.cz>
13901 * predict.c (last_basic_block_p): Remove.
13902 (tree_estimate_probability): Update return heuristic for commonized
13905 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13907 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13909 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13911 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13912 * doc/cpp.texi: Standardize title page.
13913 * doc/cppinternals.texi: Likewise.
13914 * doc/gcc.texi: Standardize title page, remove version number
13915 from copyright page.
13916 * doc/gccint.texi: Likewise.
13917 * doc/install.texi: Standardize title page, add table of
13920 2007-02-26 Jan Hubicka <jh@suse.cz>
13922 * predict.def: Set outcomes according to more recent results.
13923 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13924 Remove dead predictors.
13925 * predict.c (return_prediction): Fix pasto.
13927 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13929 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13930 change; avoid a memory leak when returning early.
13932 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13934 * c-decl.c (static_ctors): Move to c-common.c.
13935 (static_dtors): Likewise.
13936 (finish_function): Use c_record_cdtor_fn.
13937 (build_cdtor): Move to c-common.c.
13938 (c_write_global_declarations): Use c_build_cdtor_fns.
13939 * c-common.h (static_ctors): Declare.
13940 (static_dtors): Likewise.
13941 (c_record_cdtor_fn): Likewise.
13942 (c_build_cdtor_fns): Likewise.
13943 * c-common.c (static_ctors): New variable.
13944 (static_dtors): Likewise.
13945 (c_record_cdtor_fn): New function.
13946 (build_cdtor): Move from c-decl.c
13947 (c_build_cdtor_fns): New function.
13949 * output.h (assemble_addr_to_section): Declare.
13950 (get_cdtor_priority_section): Likewise.
13951 * varasm.c (assemble_addr_to_section): New function.
13952 (get_cdtor_priority_section): Likewise.
13953 (default_named_section_asm_out_destructor): Use them.
13954 (destor_dtor_section_asm_out_destructor): Likewise.
13955 (default_named_section_asm_out_constructor): Likewise.
13956 (default_ctor_section_asm_out_constructor): Likewise.
13957 * config.gcc (*-*-vxworks*): Include vxworks.o.
13958 * config/t-vxworks (vxworks.o): New target.
13959 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13960 (TARGET_ASM_CONSTRUCTOR): Define.
13961 (TARGET_ASM_DESTRUCTOR): Likewise.
13962 (vxworks_asm_out_constructor): Declare.
13963 (vxworks_asm_out_destructor): Likewise.
13965 * c-common.c (get_priority): Check that we have not just an
13966 INTEGER_CST, but an integer constant with integeral type.
13968 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13970 PR tree-optimization/30938
13971 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13972 use &dt[nargs-1] instead of &dt[nargs] in the call to
13973 vect_is_simple_use().
13975 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13977 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13978 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13979 Do not attempt to handle MEM inside auto-inc expressions.
13980 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13981 of a register modified by an auto-inc expression. However, do handle
13982 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13983 (elimination_effects): Prohibit elimination of a register modified
13984 by an auto-inc expression. Disable register elimination rules whose
13985 target register is modified by an auto-inc expression with variable
13988 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13990 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13992 (array_at_struct_end_p): New function.
13993 (idx_infer_loop_bounds): Use it.
13994 (estimate_numbers_of_iterations_loop): Export.
13995 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13996 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13997 (tree_estimate_probability): Call record_loop_exits.
13998 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13999 (estimated_loop_iterations, estimated_loop_iterations_int,
14000 estimated_loop_iterations_tree): New functions.
14001 (analyze_siv_subscript_cst_affine,
14002 compute_overlap_steps_for_affine_1_2,
14003 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14004 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14005 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14006 (PRED_LOOP_ITERATIONS_GUESSED): New.
14007 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14008 * cfgloop.h (estimate_numbers_of_iterations_loop,
14009 estimated_loop_iterations_int): Declare.
14011 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14013 * doc/extend.texi: Document optional priority argument to
14014 constructors and destructors.
14015 * tree.c (init_priority_for_decl): Adjust GTY markers.
14016 (init_ttree): Use priority-info hash functions for
14017 init_priority_for_decl.
14018 (tree_map_eq): Rename to ...
14019 (tree_map_base_eq): ... this.
14020 (tree_map_marked_p): Rename to ...
14021 (tree_map_base_marked_p): ... this.
14022 (tree_map_base_hash): New function.
14023 (decl_init_priority_lookup): Rework.
14024 (decl_fini_priority_lookup): New function.
14025 (decl_priority_info): New function.
14026 (decl_init_priority_insert): Use it.
14027 (decl_fini_priority_insert): Likewise.
14028 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14030 (decl_restrict_base_insert): Likewise.
14031 (decl_debug_expr_insert): Likewise.
14032 (decl_value_expr_lookup): Likewise.
14033 (decl_value_expr_insert): Likewise.
14034 * tree.h (priority_type): New type.
14035 (decl_init_priority_lookup): Use priority_type.
14036 (decl_fini_priority_lookup): New function.
14037 (decl_init_priority_insert): Use priority_type.
14038 (decl_fini_priority_insert): New function.
14039 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14040 (DECL_INIT_PRIORITY): Likewise.
14041 (SET_DECL_INIT_PRIORITY): Add comment.
14042 (DECL_FINI_PRIORITY): New macro.
14043 (SET_DECL_FINI_PRIORITY): Likewise.
14044 (DEFAULT_INIT_PRIORITY): Document.
14045 (MAX_INIT_PRIORITY): Likewise.
14046 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14047 (tree_map_base): New type.
14048 (tree_map_base_eq): New function.
14049 (tree_map_base_hash): Likewise.
14050 (tree_map_base_marked_p): Likewise.
14051 (tree_map): Inherit from tree_map_base.
14052 (tree_map_eq): Make it a macro.
14053 (tree_map_marked_p): Likewise.
14054 (tree_int_map): Inherit from tree_map_base.
14055 (tree_int_map_eq): Make it a macro.
14056 (tree_int_map_hash): Likewise.
14057 (tree_int_map_marked_p): Likewise.
14058 (tree_priority_map): New type.
14059 (tree_priority_map_eq): New macro.
14060 (tree_priority_map_hash): Likewise.
14061 (tree_priority_map_marked_p): Likewise.
14062 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14064 (emutls_common_1): Likewise.
14065 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14066 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14067 of tree_map hierarchy.
14068 * tree-cfg.c (move_stmt_r): Likewise.
14069 (new_label_mapper): Likewise.
14070 * c-tree.h (c_expand_body): Move to ...
14071 * c-common.h (c_expand_body): ... here.
14072 * c-decl.c (c_expand_body): Move to ...
14073 * c-common.c (c_expand_body): ... here.
14074 (c_common_attribute_table): Allow 1 argument for the constructor
14075 and destructor attributes.
14076 (get_priority): New function.
14077 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14078 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14080 2007-02-24 Jan Hubicka <jh@suse.cz>
14082 PR middle-end/30509
14083 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14084 copying for inlining.
14086 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14087 Jan Hubicka <jh@suse.cz>
14090 * i386.c (counter_mode): New function.
14091 (expand_set_or_movmem_via_loop): Use it.
14092 (expand_movmem_epilogue): Likewise; fix pasto.
14093 (ix86_expand_movmem): Do emit guard even for constant counts.
14094 (ix86_expand_setmem): Likewise.
14096 2007-02-25 Nick Clifton <nickc@redhat.com>
14098 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14099 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14101 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14104 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14105 count argument with 0x10, not with 0x16.
14106 (expand_setmem_epilogue): Ditto.
14108 2007-02-24 Mike Stump <mrs@apple.com>
14110 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14113 2007-02-24 Richard Guenther <rguenther@suse.de>
14115 PR middle-end/30951
14116 * fold-const.c (fold_binary): Fold x +- CST op x for
14117 EQ_EXPR and NE_EXPR.
14119 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14121 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14123 2007-02-24 Jan Hubicka <jh@suse.cz>
14125 * cgraphunit.c (decide_is_function_needed): Honor
14126 -fkeep-inline-functions.
14128 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14130 * builtins.c (fold_builtin_modf): New.
14131 (fold_builtin_2): Use it.
14133 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14135 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14136 (determine_max_iter): Take additional LOOP arg; all callers changed.
14137 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14138 one using simplifications.
14139 (simplify_using_initial_values): Return if the expression becomes
14140 invalid due to altered regs.
14142 2007-02-23 DJ Delorie <dj@redhat.com>
14144 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14146 2007-02-23 Mike Stump <mrs@apple.com>
14148 * tlink.c (scan_linker_output): Parse linker messages from
14149 darwin9's linker better.
14151 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14154 * varpool.c (varpool_assemble_pending_decls): Set
14155 varpool_last_needed_node to null.
14157 2007-02-23 DJ Delorie <dj@redhat.com>
14159 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14160 alignment bigger than the object file can handle.
14162 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14165 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14166 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14167 (*movsf_1): Penalize MMX moves.
14169 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14171 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14172 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14174 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14176 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14178 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14179 (fold_builtin_1): Use them.
14180 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14181 BUILT_IN_SIGNIFICAND.
14183 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14185 * config/i386/i386.c (bdesc_1arg): Initialize
14186 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14187 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14188 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14189 and IX86_BUILTIN_MOVSLDUP.
14191 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14193 PR rtl-optimization/30841
14194 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14196 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14198 * builtins.c (fold_builtin_frexp): New.
14199 (fold_builtin_2): Use it.
14201 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14203 * doc/invoke.texi (Spec Files): Document getenv spec function.
14205 * gcc.c (getenv_spec_function): New function.
14206 (static_spec_functions): Add it.
14207 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14208 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14211 2007-02-22 Michael Matz <matz@suse.de
14214 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14215 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14217 2007-02-22 Ian Lance Taylor <iant@google.com>
14220 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14221 (mem_loc_descriptor): Call it.
14223 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14224 Ira Rosen <irar@il.ibm.com>
14226 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14228 2007-02-22 Ira Rosen <irar@il.ibm.com>
14230 PR tree-optimization/30843
14231 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14232 stores only after all the group is vectorized.
14234 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14236 PR tree-optimization/30858
14237 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14238 in the reduction cycle have a single use in the loop.
14239 * tree-vectorizer.h (relevant): Add documentation.
14241 2007-02-20 Mike Stump <mrs@apple.com>
14243 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14244 * configure: Regenerate.
14246 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14248 Change the defaults of some parameters and options.
14249 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14250 * config/spu/spu.c (spu_optimization_options): Add.
14251 (spu_override_options): Change params in spu_optimization_options.
14252 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14254 Register 127 is only 16 byte aligned when used as a frame pointer.
14255 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14256 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14257 HARD_FRAME_POINTER_REGNUM.
14258 (spu_legitimate_address): Use regno_aligned_for_reload.
14259 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14260 aligned when frame_pointer_needed is true.
14261 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14263 * config/spu/spu.h (INIT_EXPANDERS): Define.
14265 Make sure shift and rotate instructions have valid immediate operands.
14266 * config/spu/predicates.md (spu_shift_operand): Remove.
14267 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14268 * config/spu/constraints.md (W, O): Extend range.
14269 * config/spu/spu.md (umask, nmask): Define.
14270 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14271 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14272 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14273 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14274 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14275 (lshr<mode>3_reg): Fix rtl description.
14277 Make sure mulhisi immediate operands are valid.
14278 * config/spu/predicates.md (imm_K_operand): Add.
14279 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14281 Generate constants using fsmbi and andi.
14282 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14283 (print_operand, spu_split_immediate, classify_immediate,
14284 fsmbi_const_p): Handle IC_FSMBI2.
14286 Correctly handle a CONST_VECTOR containing symbols.
14287 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14288 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14289 (immediate_load_p): Allow symbols that use 2 instructions to create.
14290 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14291 with symbols when flag_pic is set.
14292 (const_vector_immediate_p): New.
14293 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14294 accept a CONST_VECTOR with symbols.
14295 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14296 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14298 * config/spu/spu.md (high, low): Delete.
14299 (low_<mode>): Define.
14301 Remove INTRmode and INTR_REGNUM, which didn't work.
14302 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14304 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14305 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14306 peephole2 pattern): Don't use INTR or 131.
14307 (movintrcc): Delete.
14308 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14309 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14310 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14311 (UNSPEC_SET_INTR): Add.
14312 * config/spu/spu-modes.def (INTR): Remove.
14314 More accurate warnings about run-time relocations.
14315 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14317 Correctly warn about immediate arguments to specific intrinsics.
14318 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14319 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14320 the instruction predicate.
14322 Fix tree check errors with latest update.
14323 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14325 (spu_expand_builtin): Use CALL_EXPR_FN.
14327 Add missing specific intrinsics.
14328 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14330 * config/spu/spu_internals.h: Ditto.
14332 Fix incorrect operand modifiers.
14333 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14334 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14336 Optimize one case of zero_extend of a vec_select.
14337 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14339 Accept any immediate for hbr.
14340 * config/spu/spu.md (hbr): Change s constraints to i.
14342 2007-02-21 Paul Brook <paul@codesourcery.com>
14344 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14345 condexec_count when skipping USE and CLOBBER.
14347 2007-02-21 Nick Clifton <nickc@redhat.com>
14349 * common.opt (Warray-bounds): Add Warning attribute.
14350 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14352 (fsized-zeroes): Add Optimization attribute.
14353 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14354 * c.opt (Wc++0x-compat): Add Warning attribute.
14356 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14358 PR middle-end/30761
14359 * reload1.c (eliminate_regs_in_insn): In the single_set special
14360 case, attempt to re-recognize the insn before falling back to
14361 having reload fix it up.
14363 2007-02-20 Eric Christopher <echristo@gmail.com>
14365 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14366 Rewrite accordingly.
14367 (frv_read_iacc_argument): Ditto.
14368 (frv_expand_set_builtin): Take a call instead of arglist, update for
14370 (frv_expand_unop_builtin): Ditto.
14371 (frv_expand_binop_builtin): Ditto.
14372 (frv_expand_cut_builtin): Ditto.
14373 (frv_expand_binopimm_builtin): Ditto.
14374 (frv_expand_voidbinop_builtin): Ditto.
14375 (frv_expand_int_void2arg): Ditto.
14376 (frv_expand_prefetches): Ditto.
14377 (frv_expand_voidtriop_builtin): Ditto.
14378 (frv_expand_voidaccop_builtin): Ditto.
14379 (frv_expand_load_builtin): Ditto.
14380 (frv_expand_store_builtin): Ditto.
14381 (frv_expand_mdpackh_builtin): Ditto.
14382 (frv_expand_mclracc_builtin): Ditto.
14383 (frv_expand_mrdacc_builtin): Ditto.
14384 (frv_expand_mwtacc_builtin): Ditto.
14385 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14388 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14390 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14391 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14393 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14394 point instructions.
14395 * configure: Regenerate.
14396 * config.in: Regenerate.
14397 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14398 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14399 masks to power6 and power6x and to POWERPC_MASKS.
14400 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14402 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14403 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14404 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14405 Access PROTOTYPE as variable, not mask.
14407 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14409 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14410 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14411 * combine.c (adjust_for_new_dest): Use it.
14412 * postreload.c (reload_combine): Likewise.
14414 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14416 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14417 notes on an insn with multiple sets, even if single_set returns
14418 non-NULL for that insn.
14420 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14422 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14423 scalbn and scalbln.
14425 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14427 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14428 if user didn't pass it.
14429 * config/i386/darwin.h (CC1_SPEC): Likewise.
14430 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14431 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14432 -mmacosx-version-min.
14434 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14435 Uros Bizjak <ubizjak@gmail.com>
14437 * optabs.h (enum optab_index): Add new OTI_scalb.
14438 (scalb_optab): Define corresponding macro.
14439 * optabs.c (init_optabs): Initialize scalb_optab.
14440 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14442 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14443 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14444 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14445 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14446 flag_unsafe_math_optimizations is set.
14448 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14449 to implement scalbf, scalb and scalbl built-ins as inline x87
14452 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14453 DJ Delorie <dj@redhat.com>
14456 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14457 (diagnostic_report_diagnostic): ... here, and turn them into real
14458 errors. If warnings are inhibited, no need to do anything.
14460 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14462 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14463 better code generation.
14465 2007-02-20 Ben Elliston <bje@au.ibm.com>
14467 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14469 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14471 * config/alpha/alpha.c, config/alpha/alpha.md,
14472 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14473 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14474 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14475 config/arm/lib1funcs.asm: Follow spelling conventions.
14477 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14478 config/fr30/fr30.md, config/i386/i386.h,
14479 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14480 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14481 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14482 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14483 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14484 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14485 config/sparc/sparc.c, config/sparc/sparc.h,
14486 config/sparc/sparc.md, config/spu/constraints.md,
14487 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14490 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14493 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14496 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14498 * doc/invoke.texi (-ftree-lrs): Remove.
14500 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14502 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14505 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14507 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14508 new CALL_EXPR_FN macro for retrieving the function
14509 declaration of the input expression.
14511 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14513 * c.opt (Waddress): New.
14514 * common.opt (Walways-true): Delete.
14515 (Wstring-literal-comparison): Delete.
14516 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14517 -Wstring-literal-comparison. Add -Waddress.
14519 (Walways-true): Delete.
14520 (Wstring-literal-comparison): Delete.
14521 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14522 consistently instead of -Walways-true in example.
14523 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14524 * c-typeck.c (parser_build_binary_op): Replace
14525 -Wstring-literal-comparison and -Walways-true with -Waddress.
14526 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14529 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14531 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14532 without DECL_STRUCT_FUNCTION initialized.
14534 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14536 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14537 due to calls to functions taking pointers as parameters.
14539 2007-02-19 Richard Henderson <rth@redhat.com>
14542 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14545 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14547 * config/s390/s390.c (s390_call_saved_register_used,
14548 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14549 accessed to the new scheme.
14551 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14553 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14554 (cris_print_index, cris_print_operand, cris_print_operand_address)
14555 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14556 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14557 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14558 GET_CODE () == xxx.
14559 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14560 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14561 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14562 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14563 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14564 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14565 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14566 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14567 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14568 (uminsi3, call, call_value): Ditto.
14569 (define_split: indir_to_reg_split, unnamed): Ditto.
14571 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14573 PR tree-optimization/30975
14574 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14577 2007-02-18 Eric Christopher <echristo@gmail.com>
14579 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14580 Remove use of arglist.
14581 (mips_expand_builtin): Remove use of arglist, pass in expr.
14582 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14583 (mips_expand_builtin_movtf): Ditto.
14584 (mips_expand_builtin_compare): Ditto.
14586 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14588 * tree-sra.c (sra_build_assignment): Replace assertion
14589 checking with a comment explaining why it can't be done.
14591 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14593 PR middle-end/30833
14594 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14595 during CALL_EXPR representation conversion.
14596 * tree-ssa-propagate.c (set_rhs): Likewise.
14598 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14600 * tree-sra.c (sra_build_assignment): Disable assertion checking
14603 2007-02-18 Roger Sayle <roger@eyesopen.com>
14605 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14606 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14607 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14609 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14610 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14611 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14612 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14613 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14614 force_gimple_operand): Likewise.
14615 * ipa-cp.c (constant_val_insert): Likewise.
14616 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14617 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14618 perfect_nestify): Likewise.
14619 * langhooks.c (lhd_omp_assignment): Likewise.
14620 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14621 lower_copyprivate_clauses, lower_send_clauses,
14622 lower_send_shared_vars, expand_parallel_call,
14623 expand_omp_for_generic, expand_omp_for_static_nochunk,
14624 expand_omp_for_static_chunk, expand_omp_sections,
14625 lower_omp_single_copy, lower_omp_for_lastprivate,
14626 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14627 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14628 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14631 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14633 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14634 config/sh/sh.md: Follow spelling conventions.
14636 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14637 config/frv/predicates.md: Follow spelling conventions.
14639 * config/m68k/linux-unwind.h: Fix a comment typo.
14640 * target.h: Follow spelling conventions.
14642 2007-02-18 Roger Sayle <roger@eyesopen.com>
14644 PR rtl-optimization/28173
14645 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14646 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14647 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14648 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14649 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14651 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14653 * builtins.c (fold_builtin_load_exponent): New.
14654 (fold_builtin_2): Use it.
14656 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14658 PR rtl-optimization/30773
14659 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14660 if we fail to attach a REG_EQUIV note.
14662 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14663 Roger Sayle <roger@eyesopen.com>
14665 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14667 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14669 * calls.c (initialize_argument_information): Pass original EXP
14670 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14671 code to split complex arguments here, as part of initializing the
14673 (expand_call): Remove code that builds a list of arguments and
14674 inserts implicit arguments into it. Instead, just count how many
14675 implicit arguments there will be so we can determine the size of
14676 the ARGS array, and let initialize_argument_information do the work.
14677 (split_complex_values): Delete unused function.
14679 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14681 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14683 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14685 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14686 for arg pointer based indexed addressing.
14688 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14690 * config/ia64/ia64.h, config/ia64/ia64.md,
14691 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14692 spelling conventions.
14694 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14696 * config/m68k/m68k.c (split_di): New.
14697 * config/m68k/m68k-protos.h: Declare split_di.
14698 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14699 Improve predicate handling and split constant shifts.
14701 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14703 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14704 parameter for register bitfield operations, general predicates
14707 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14709 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14710 * config/m68k/linux-unwind.h: New file.
14712 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14714 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14715 config/i386/athlon.md, config/ia64/ia64.md,
14716 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14717 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14718 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14719 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14720 tree-vect-transform.c: Fix comment typos.
14722 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14724 * sched-deps.c (find_insn_list): Remove.
14725 * sched-int.h: Remove the prototype for find_insn_list.
14727 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14729 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14731 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14732 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14733 darwin_rs6000_override_options.
14734 (C_COMMON_OVERRIDE_OPTIONS): Expect
14735 darwin_macosx_version_min to be non-NULL always.
14736 (TARGET_C99_FUNCTIONS): Likewise.
14737 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14738 (DARWIN_MINVERSION_SPEC): New.
14739 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14740 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14742 (DARWIN_MINVERSION_SPEC): New.
14743 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14745 * config/darwin-c.c (darwin_cpp_builtins): Expect
14746 darwin_macosx_version_min to be non-NULL always.
14748 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14750 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14752 * config/i386/i386.h (x86_use_xchgb): New.
14753 (TARGET_USE_XCHGB): New macro.
14754 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14755 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14756 Split after reload into bswaphi for shifts of 8.
14757 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14758 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14759 or when optimizing for size.
14761 2007-02-16 Richard Guenther <rguenther@suse.de>
14762 Christian Bruel <christian.bruel@st.com>
14764 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14765 DECLs but prefer SSA_NAMEs over DECLs.
14767 2007-02-16 Richard Guenther <rguenther@suse.de>
14769 * tree-flow-inline.h (single_imm_use_p): Remove.
14770 (zero_imm_uses_p): Likewise.
14771 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14772 instead of single_imm_use_p.
14773 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14776 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14779 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14780 nested double- and backquotes.
14782 2007-02-15 Roger Sayle <roger@eyesopen.com>
14784 PR middle-end/30391
14785 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14786 should be unreachable.
14787 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14788 For the time being redirect GIMPLE_MODIFY_STMT to the new
14789 (renamed) build_gimple_modify_stmt_stat.
14790 (build2_gimple_stat): Rename to...
14791 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14792 Always build a GIMPLE_MODIFY_STMT node.
14793 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14794 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14797 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14798 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14799 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14800 expand_complex_div_wide): Likewise.
14801 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14802 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14803 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14804 * tree-ssa-loop-manip.c (create_iv): Likewise.
14805 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14806 abs_replacement): Likewise.
14807 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14808 realify_fake_stores): Likewise.
14810 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14811 node rather than a GIMPLE_MODIFY_STMT node.
14812 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14813 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14815 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14816 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14817 GIMPLE_MODIFY_STMT.
14819 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14821 PR middle-end/30433
14822 * fold-const.c (fold_comparison): Add back the
14823 folding of constant complex comparisions.
14825 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14827 PR middle-end/30729
14828 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14829 effects unknown to this function, return early.
14831 2007-02-15 Ian Lance Taylor <iant@google.com>
14833 * lower-subreg.c (move_eh_region_note): New static function.
14834 (resolve_simple_move): Call it.
14835 (decompose_multiword_subregs): Track blocks for which we resolve a
14836 simple move which is also a control flow insn. Pass them to
14837 find_many_sub_basic_blocks.
14838 (pass_lower_subreg): Add TODO_verify_flow.
14839 (pass_lower_subreg2): Likewise.
14841 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14842 Brooks Moses <brooks.moses@codesourcery.com>
14843 Lee Millward <lee.millward@codesourcery.com>
14845 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14846 (VL_EXP_CLASS_P): New.
14847 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14849 (TREE_OPERAND_CHECK_CODE): Likewise.
14850 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14851 (TREE_RTL_OPERAND_CHECK): Likewise.
14852 (tree_operand_check_failed): Make second parameter the whole tree
14853 instead of its code. Fixed callers.
14854 (VL_EXP_CHECK): New.
14855 (TREE_OPERAND_LENGTH): New.
14856 (VL_EXP_OPERAND_LENGTH): New.
14857 (CALL_EXPR_FN): New.
14858 (CALL_EXPR_STATIC_CHAIN): New.
14859 (CALL_EXPR_ARGS): New.
14860 (CALL_EXPR_ARG): New.
14861 (call_expr_nargs): New.
14862 (CALL_EXPR_ARGP): New.
14863 (build_nt_call_list): Declare.
14864 (build_vl_exp_stat): Declare.
14865 (build_vl_exp): New.
14866 (build_call_list): Declare.
14867 (build_call_nary): Declare.
14868 (build_call_valist): Declare.
14869 (build_call_array): Declare.
14870 (call_expr_arg): Declare.
14871 (call_expr_argp): Declare.
14872 (call_expr_arglist): Declare.
14873 (fold_build_call_list): Declare.
14874 (fold_build_call_list_initializer): Declare.
14875 (fold_call_expr): Declare to replace fold_builtin.
14876 (fold_builtin_fputs): Update to agree with modified definition.
14877 (fold_builtin_strcpy): Likewise.
14878 (fold_builtin_strncpy): Likewise.
14879 (fold_builtin_memory_chk): Likewise.
14880 (fold_builtin_stxcpy_chk): Likewise.
14881 (fold_builtin_strncpy_chk): Likewise.
14882 (fold_builtin_next_arg): Likewise.
14883 (fold_build_call_expr): Declare.
14884 (fold_builtin_call_list): Declare.
14885 (fold_builtin_call_valist): Declare.
14886 (build_call_expr): Declare.
14887 (validate_arglist): Update to agree with modified definition.
14888 (tree_operand_length): New.
14889 (call_expr_arg_iterator): New.
14890 (init_call_expr_arg_iterator): New.
14891 (next_call_expr_arg): New.
14892 (first_call_expr_arg): New.
14893 (more_call_expr_args_p): New.
14894 (FOR_EACH_CALL_EXPR_ARG): New.
14896 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14897 and tcc_gimple_stmt.
14898 (tree_code_size): Update documentation. Use sizeof (tree) rather
14899 than sizeof (char *).
14900 (tree_size): Likewise. Add case for tcc_vl_exp.
14901 (tree_node_structure): Add case for tcc_vl_exp.
14902 (contains_placeholder_p): Likewise.
14903 (substitute_in_expr): Likewise.
14904 (substitute_placeholder_in_expr): Likewise.
14905 (stabilize_reference_1): Likewise.
14906 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14907 to diagnose breakage of this interface for constructing CALL_EXPRs.
14908 (build_nt): Add similar assertion here.
14909 (build_nt_call_list): New.
14910 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14911 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14913 (get_callee_fndecl): Use new CALL_EXPR accessors.
14914 (tree_operand_check_failed): Change parameters to pass entire node
14915 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14916 (process_call_operands): New.
14917 (build_vl_exp_stat): New.
14918 (build_call_list): New.
14919 (build_call_nary): New.
14920 (build_call_valist): New.
14921 (build_call_array): New.
14922 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14923 (call_expr_arglist): New.
14925 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14926 tcc_vl_exp instead of a fixed-size tcc_expression.
14928 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14929 accessors for CALL_EXPRs.
14930 (AGGR_INIT_EXPR): Likewise.
14932 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14933 Brooks Moses <brooks.moses@codesourcery.com>
14934 Lee Millward <lee.millward@codesourcery.com>
14936 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14937 (expand_builtin_nonlocal_goto): Change parameter to be entire
14938 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14939 (expand_builtin_prefetch): Likewise.
14940 (expand_builtin_classify_type): Likewise.
14941 (mathfn_built_in): Return NULL_TREE instead of 0.
14942 (expand_errno_check): Use new CALL_EXPR accessors.
14943 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14944 Return NULL_RTX instead of 0.
14945 (expand_builtin_mathfn_2): Likewise.
14946 (expand_builtin_mathfn_3): Likewise.
14947 (expand_builtin_interclass_mathfn): Likewise.
14948 (expand_builtin_sincos): Likewise.
14949 (expand_builtin_cexpi): Likewise.
14950 (expand_builtin_int_roundingfn): Likewise.
14951 (expand_builtin_int_roundingfn_2): Likewise.
14952 (expand_builtin_pow): Likewise.
14953 (expand_builtin_powi): Likewise.
14954 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14955 of arglist, fixing callers appropriately. Use new CALL_EXPR
14956 accessors and constructors. Return NULL_RTX instead of 0.
14957 (expand_builtin_strstr): Likewise.
14958 (expand_builtin_strchr): Likewise.
14959 (expand_builtin_strrchr): Likewise.
14960 (expand_builtin_strpbrk): Likewise.
14961 (expand_builtin_memcpy): Likewise.
14962 (expand_builtin_mempcpy): Likewise.
14963 (expand_builtin_mempcpy_args): New.
14964 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14965 (expand_builtin_memmove_args): New.
14966 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14967 (expand_movstr): Likewise.
14968 (expand_builtin_strcpy): Likewise.
14969 (expand_builtin_strcpy_args): New.
14970 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14971 (expand_builtin_strncpy): Likewise.
14972 (expand_builtin_memset): Likewise.
14973 (expand_builtin_memset_args): New.
14974 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14975 (expand_builtin_memcmp): Likewise.
14976 (expand_builtin_strcmp): Likewise.
14977 (expand_builtin_strncmp): Likewise.
14978 (expand_builtin_strcat): Likewise.
14979 (expand_builtin_strncat): Likewise.
14980 (expand_builtin_strspn): Likewise.
14981 (expand_builtin_strcspn): Likewise.
14982 (expand_builtin_args_info): Likewise.
14983 (expand_builtin_va_start): Likewise.
14984 (gimplify_va_arg_expr): Likewise.
14985 (expand_builtin_va_end): Likewise.
14986 (expand_builtin_va_copy): Likewise.
14987 (expand_builtin_frame_address): Likewise.
14988 (expand_builtin_alloca): Likewise.
14989 (expand_builtin_bswap): Likewise.
14990 (expand_builtin_unop): Likewise.
14991 (expand_builtin_fputs): Likewise.
14992 (expand_builtin_expect): Likewise.
14993 (expand_builtin_fabs): Likewise.
14994 (expand_builtin_copysign): Likewise.
14995 (expand_builtin_printf): Likewise.
14996 (expand_builtin_fprintf): Likewise.
14997 (expand_builtin_sprintf): Likewise.
14998 (expand_builtin_init_trampoline): Likewise.
14999 (expand_builtin_signbit): Likewise.
15000 (expand_builtin_fork_or_exec): Likewise.
15001 (expand_builtin_sync_operation): Likewise.
15002 (expand_builtin_compare_and_swap): Likewise.
15003 (expand_builtin_lock_test_and_set): Likewise.
15004 (expand_builtin_lock_release): Likewise.
15005 (expand_builtin): Likewise.
15006 (builtin_mathfn_code): Likewise.
15008 (fold_builtin_constant_p): Pass call arguments individually instead
15009 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15010 accessors and constructors. Return NULL_TREE instead of 0.
15011 (fold_builtin_expect): Likewise.
15012 (fold_builtin_classify_type): Likewise.
15013 (fold_builtin_strlen): Likewise.
15014 (fold_builtin_nan): Likewise.
15015 (integer_valued_real_p): Likewise.
15016 (fold_trunc_transparent_mathfn): Likewise.
15017 (fold_fixed_mathfn): Likewise.
15018 (fold_builtin_cabs): Likewise.
15019 (fold_builtin_sqrt): Likewise.
15020 (fold_builtin_cbrt): Likewise.
15021 (fold_builtin_cos): Likewise.
15022 (fold_builtin_cosh): Likewise.
15023 (fold_builtin_tan): Likewise.
15024 (fold_builtin_sincos): Likewise.
15025 (fold_builtin_cexp): Likewise.
15026 (fold_builtin_trunc): Likewise.
15027 (fold_builtin_floor): Likewise.
15028 (fold_builtin_ceil): Likewise.
15029 (fold_builtin_round): Likewise.
15030 (fold_builtin_int_roundingfn): Likewise.
15031 (fold_builtin_bitop): Likewise.
15032 (fold_builtin_bswap): Likewise.
15033 (fold_builtin_logarithm): Likewise.
15034 (fold_builtin_hypot): Likewise.
15035 (fold_builtin_pow): Likewise.
15036 (fold_builtin_powi): Likewise.
15037 (fold_builtin_exponent): Likewise.
15038 (fold_builtin_memset): Likewise.
15039 (fold_builtin_bzero): Likewise.
15040 (fold_builtin_memory_op): Likewise.
15041 (fold_builtin_bcopy): Deleted; call site changed to invoke
15042 fold_builtin_memory_op directly.
15043 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15044 (fold_builtin_strncpy): Likewise.
15045 (fold_builtin_memcmp): Likewise.
15046 (fold_builtin_strcmp): Likewise.
15047 (fold_builtin_strncmp): Likewise.
15048 (fold_builtin_signbit): Likewise.
15049 (fold_builtin_copysign): Likewise.
15050 (fold_builtin_isascii): Likewise.
15051 (fold_builtin_toascii): Likewise.
15052 (fold_builtin_isdigit): Likewise.
15053 (fold_builtin_fabs): Likewise.
15054 (fold_builtin_abs): Likewise.
15055 (fold_builtin_fmin_fmax): Likewise.
15056 (fold_builtin_carg): Likewise.
15057 (fold_builtin_classify): Likewise.
15058 (fold_builtin_unordered_cmp): Likewise.
15060 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15061 New functions split out from fold_builtin_1.
15062 (fold_builtin_n): New.
15063 (fold_builtin_varargs): New.
15064 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15066 (fold_call_expr): New.
15067 (build_function_call_expr): Rewrite to use new helper function.
15068 (fold_builtin_call_list): New.
15069 (build_call_expr): New.
15070 (fold_builtin_call_valist): New.
15071 (rewrite_call_expr): New.
15072 (validate_arg): New.
15073 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15074 of an arglist. Change return type to bool. Use new CALL_EXPR
15077 (fold_builtin_strstr): Pass call arguments individually instead
15078 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15079 accessors and constructors. Return NULL_TREE instead of 0.
15080 (fold_builtin_strchr): Likewise.
15081 (fold_builtin_strrchr): Likewise.
15082 (fold_builtin_strpbrk): Likewise.
15083 (fold_builtin_strcat): Likewise.
15084 (fold_builtin_strncat): Likewise.
15085 (fold_builtin_strspn): Likewise.
15086 (fold_builtin_strcspn): Likewise.
15087 (fold_builtin_fputs): Likewise.
15088 (fold_builtin_next_arg): Likewise.
15089 (fold_builtin_sprintf): Likewise.
15091 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15092 NULL_RTX instead of 0.
15093 (expand_builtin_memory_chk): Likewise.
15094 (maybe_emit_chk_warning): Likewise.
15095 (maybe_emit_sprintf_chk_warning): Likewise.
15097 (fold_builtin_object_size): Pass call arguments individually instead
15098 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15099 accessors and constructors. Return NULL_TREE instead of 0.
15100 (fold_builtin_memory_chk): Likewise.
15101 (fold_builtin_stxcpy_chk): Likewise.
15102 (fold_builtin_strncpy_chk): Likewise.
15103 (fold_builtin_strcat_chk): Likewise.
15104 (fold_builtin_strcat_chk): Likewise.
15105 (fold_builtin_strncat_chk): Likewise.
15106 (fold_builtin_sprintf_chk): Likewise.
15107 (fold_builtin_snprintf_chk): Likewise.
15108 (fold_builtin_printf): Likewise.
15109 (fold_builtin_vprintf): Likewise.
15111 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15113 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15114 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15115 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15116 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15117 (fold_unary): Likewise.
15118 (fold_binary): Likewise.
15119 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15120 ternary expressions.
15121 (fold): Add logic for tcc_vl_exp.
15122 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15124 (fold_build3_stat): Add assertion to flag broken interface for
15125 constructing CALL_EXPRs.
15126 (fold_build_call_list): New.
15127 (fold_build_call_list_initializer): New.
15128 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15130 (fold_strip_sign_ops): Likewise.
15132 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15133 Brooks Moses <brooks.moses@codesourcery.com>
15134 Lee Millward <lee.millward@codesourcery.com>
15136 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15137 accessors and dump arguments explicitly.
15139 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15141 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15143 (print_call_name): Use new CALL_EXPR accessors.
15145 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15146 CALL_EXPR arguments explicitly instead of as a list. Use
15147 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15149 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15150 (vrp_visit_stmt): Likewise.
15152 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15153 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15155 (force_move_till_expr): Likewise.
15157 * targhooks.c (default_external_stack_protect_fail): Use
15158 build_call_expr instead of build_function_call_expr.
15159 (default_hidden_stack_protect_fail): Likewise.
15161 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15164 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15165 and walk arguments explicitly.
15167 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15168 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15169 (expand_simple_operations): Likewise.
15170 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15172 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15173 of TREE_CODE_LENGTH.
15174 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15176 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15177 instead of TREE_CODE_LENGTH.
15179 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15180 (tree_ic_transform): Likewise.
15181 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15182 parameter instead of arglist. Fix callers.
15183 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15184 (tree_stringops_transform): Likewise.
15185 (tree_indirect_call_to_profile): Likewise.
15186 (tree_stringops_values_to_profile): Likewise.
15188 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15189 (eliminate_tail_call): Likewise.
15191 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15193 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15194 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15196 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15198 * omp-low.c (build_omp_barrier): Use build_call_expr.
15199 (lower_rec_input_clauses): Likewise.
15200 (lower_reduction_clauses): Likewise.
15201 (expand_parallel_call): Likewise.
15202 (maybe_catch_exception): Likewise.
15203 (expand_omp_for_generic): Likewise.
15204 (expand_omp_for_static_nochunk): Likewise.
15205 (expand_omp_sections): Likewise.
15206 (lower_omp_single_simple): Likewise.
15207 (lower_omp_single_copy): Likewise.
15208 (lower_omp_master): Likewise.
15209 (lower_omp_ordered): Likewise.
15210 (lower_omp_critical): Likewise.
15212 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15213 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15215 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15216 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15217 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15219 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15220 and generalize to handle any number of operands.
15221 (chrec_contains_undetermined): Likewise.
15222 (tree_contains_chrecs): Likewise.
15223 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15225 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15227 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15228 fold_call_expr instead of fold_builtin.
15229 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15230 match declarations there.
15231 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15234 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15237 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15238 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15240 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15243 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15244 (execute_cse_sincos): Use new CALL_EXPR accessors.
15246 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15248 * gimple-low.c (lower_function_body): Use build_call_expr.
15249 (lower_builtin_setjmp): Likewise.
15251 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15252 (set_storage_via_libcall): Likewise.
15253 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15254 instead of TREE_CODE_LENGTH.
15255 (expand_expr_real_1): Use new CALL_EXPR accessors.
15257 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15258 generalize to handle any number of operands.
15259 (TB_parent_eq): Likewise.
15261 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15262 (strip_builtin_expect): Likewise.
15264 * function.c (gimplify_parameters): Use build_call_expr.
15266 * tree-vectorizer.c (vect_is_simple_reduction): Use
15267 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15269 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15270 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15272 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15275 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15276 (gimplify_decl_expr): Likewise.
15277 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15278 Use new CALL_EXPR iterators.
15279 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15280 (gimplify_modify_expr_to_memset): Likewise.
15281 (gimplify_variable_sized_compare): Likewise.
15282 (gimplify_omp_atomic_fetch_op): Likewise.
15283 (gimplify_omp_atomic_pipeline): Likewise.
15284 (gimplify_omp_atomic_mutex): Likewise.
15285 (gimplify_function_tree): Likewise.
15287 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15288 (call_expr_flags): Likewise.
15289 (expand_call): Likewise.
15291 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15292 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15295 * coverage.c (create_coverage): Use build_call_expr.
15297 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15298 (temp_call_expr_obstack): New.
15299 (pool_copy_list): Delete.
15300 (temp_copy_call_expr): New.
15301 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15302 CALL_EXPR accessors. Get rid of special goo for copying argument
15303 lists and use temp_copy_call_expr instead.
15304 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15305 CALL_EXPR accessors.
15306 (create_expression_by_pieces): Likewise. Use build_call_array
15307 to construct the result instead of fold_build3.
15308 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15309 dealing with argument lists.
15310 (init_pre): Remove references to expression_node_pool and
15311 list_node_pool. Init temp_call_expr_obstack instead.
15312 (fini_pre): Remove references to expression_node_pool and
15315 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15316 and walk arguments explicitly instead of as a list.
15318 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15319 (mx_register_decls): Likewise.
15320 (mudflap_register_call): Likewise.
15321 (mudflap_finish_file): Likewise.
15323 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15324 (ipa_callsite_compute_param): Likewise.
15326 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15327 accessors and constructor.
15329 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15330 accessors and constructor.
15331 (convert_tramp_reference): Likewise.
15332 (convert_call_expr): Likewise.
15333 (finalize_nesting_tree_1): Likewise.
15335 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15338 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15340 * tree-inline.c (initialize_inlined_parameters): Pass entire
15341 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15343 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15344 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15346 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15347 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15348 (vectorizable_reduction): Likewise.
15349 (vectorizable_call): Use new CALL_EXPR iterators.
15350 (vectorizable_conversion): Use build_call_expr.
15351 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15352 (vect_gen_widened_results_half): Use build_call_expr.
15353 (vect_setup_realignment): Likewise.
15354 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15356 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15357 (pass_through_call): Likewise.
15358 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15361 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15362 (tree_gen_pow2_profiler): Likewise.
15363 (tree_gen_one_value_profiler): Likewise.
15364 (tree_gen_ic_func_profiler): Likewise.
15365 (tree_gen_average_profiler): Likewise.
15366 (tree_gen_ior_profiler): Likewise.
15368 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15369 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15370 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15372 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15373 of TREE_CODE_LENGTH.
15375 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15376 of TREE_CODE_LENGTH.
15378 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15380 (convert_to_integer): Likewise.
15382 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15385 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15386 Brooks Moses <brooks.moses@codesourcery.com>
15387 Lee Millward <lee.millward@codesourcery.com>
15389 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15391 * config/frv/frv.c (frv_expand_builtin): Likewise.
15392 * config/s390/s390.c (s390_expand_builtin): Likewise.
15394 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15395 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15397 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15398 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15399 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15400 (ix86_expand_store_builtin): Likewise.
15401 (ix86_expand_unop_builtin): Likewise.
15402 (ix86_expand_unop1_builtin): Likewise.
15403 (ix86_expand_sse_compare): Likewise.
15404 (ix86_expand_sse_comi): Likewise.
15405 (ix86_expand_vec_init_builtin): Likewise.
15406 (ix86_expand_vec_ext_builtin): Likewise.
15407 (ix86_expand_vec_set_builtin): Likewise.
15408 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15410 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15411 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15413 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15414 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15415 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15417 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15419 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15420 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15421 arglist. Use new CALL_EXPR accessors. Fix callers.
15422 (altivec_expand_abs_builtin): Likewise.
15423 (rs6000_expand_binop_builtin): Likewise.
15424 (altivec_expand_predicate_builtin): Likewise.
15425 (altivec_expand_lv_builtin): Likewise.
15426 (spe_expand_stv_builtin): Likewise.
15427 (altivec_expand_stv_builtin): Likewise.
15428 (rs6000_expand_ternop_builtin): Likewise.
15429 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15430 (altivec_expand_st_builtin): Likewise.
15431 (altivec_expand_dst_builtin): Likewise.
15432 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15433 arglist. Use new CALL_EXPR accessors. Fix callers.
15434 (altivec_expand_vec_set_builtin): Likewise.
15435 (altivec_expand_vec_ext_builtin): Likewise.
15436 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15437 (spe_expand_builtin): Likewise.
15438 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15439 arglist. Use new CALL_EXPR accessors. Fix callers.
15440 (spe_expand_evsel_builtin): Likewise.
15441 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15442 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15444 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15445 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15446 (arm_expand_unop_builtin): Likewise.
15447 (arm_expand_builtin): Use new CALL_EXPR accessors.
15449 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15452 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15453 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15455 (bfin_expand_unop_builtin): Likewise.
15456 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15458 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15459 Brooks Moses <brooks.moses@codesourcery.com>
15460 Lee Millward <lee.millward@codesourcery.com>
15462 * c-semantics.c (build_stmt): Add internal diagnostic check.
15464 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15465 accessors. Print arguments explicitly instead of as a list.
15467 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15469 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15470 (c_finish_omp_flish): Likewise.
15472 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15473 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15474 instead of TREE_CODE_LENGTH.
15475 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15476 (c_warn_unused_result): Likewise.
15478 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15481 * doc/invoke.texi (Warning Options): Remove
15482 -Werror-implicit-function-declaration.
15483 (Wimplicit-function-declaration): Update description.
15484 * opts.c (common_handle_option): Move handling of -Werror=* to...
15485 (enable_warning_as_error): ...here.
15486 * opts.h (enable_warning_as_error): Declare.
15487 * c-decl.c (implicit_decl_warning): Unless
15488 -Wno-implicit-function-declaration is given, emit a pedwarn if
15489 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15490 * c.opt (Wimplicit-function-declaration): Replace
15491 mesg_implicit_function_declaration with
15492 warn_implicit_function_declaration.
15493 * c-opts.c (c_common_handle_option):
15494 -Werror-implicit-function-declaration is exactly equal as
15495 -Werror=implicit-function-declaration.
15496 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15497 warn_implicit_function_declaration.
15498 (c_common_post_options): -Wimplict-function-declaration is enabled
15499 by default by -std=c99, otherwise is disabled by default.
15500 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15502 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15504 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15505 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15506 former is ignored but not the latter.
15508 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15510 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15511 is made and the reference doesn't use the alias set of its type,
15512 do not create the temporary using that type.
15514 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15516 * jump.c: Remove prototypes for delete_computation and
15517 delete_prior_computation.
15519 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15521 * jump.c (get_label_after): Delete.
15522 (get_label_before, delete_computation, delete_jump,
15523 delete_prior_computation, follow_jumps): Move...
15524 * reorg.c (delete_computation, delete_prior_computation): ... here...
15525 (get_label_before, delete_jump): ... making these static ...
15526 (follow_jumps): ... and simplifying this since it only runs after
15528 * rtl.h (get_label_after, get_label_before, delete_jump,
15529 follow_jumps): Delete prototypes.
15531 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15533 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15535 2007-02-15 Nick Clifton <nickc@redhat.com>
15537 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15538 order to prevent it from being munged by the target.
15540 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15542 * config/i386/i386.md: Remove misleading comment.
15544 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15546 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15547 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15550 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15552 * tree-sra.c (instantiate_missing_elements): Canonicalize
15554 (sra_build_assignment): New.
15555 (generate_copy_inout, generate_element_copy,
15556 generate_element_zero, generate_one_element_init): Use it.
15558 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15560 * tree-sra.c (instantiate_missing_elements): Canonicalize
15562 (sra_build_assignment): New.
15563 (generate_copy_inout, generate_element_copy,
15564 generate_element_zero, generate_one_element_init): Use it.
15566 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15568 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15571 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15573 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15574 types as aggregates not scalars.
15575 * function.c (assign_stack_temp_for_type): Likewise.
15577 2007-02-14 Roger Sayle <roger@eyesopen.com>
15578 Zdenek Dvorak <dvorakz@suse.cz>
15580 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15583 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15585 * passes.c (next_pass_1): Clear the next field of the copied
15588 2007-02-14 Richard Henderson <rth@redhat.com>
15590 * tree-sra.c (early_sra): New.
15591 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15592 (tree_sra_early, pass_sra_early): New.
15593 * tree-pass.h (pass_sra_early): Declare.
15594 * passes.c (init_optimization_passes): Use it.
15596 2007-02-14 Richard Guenther <rguenther@suse.de>
15598 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15600 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15602 PR tree-optimization/30771
15603 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15605 (vect_analyze_operations): Induction phis can now be marked as
15607 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15608 Update documentation accordingly.
15610 2007-02-14 Nick Clifton <nickc@redhat.com>
15612 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15613 most 3 arguments are supported.
15614 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15616 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15618 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15619 Ensure dst->current is valid.
15621 2007-02-13 Paul Brook <paul@codesourcery.com>
15623 * config.gcc: Add arm*-*-uclinux-*eabi.
15624 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15625 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15626 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15627 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15628 (LINK_SPEC): Define.
15629 (LIB_SPEC): Define.
15630 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15632 * config/arm/uclinux-eabi.h: New file.
15633 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15634 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15637 2007-02-13 Ian Lance Taylor <iant@google.com>
15639 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15640 * flags.h (warn_strict_overflow): Declare.
15641 (enum warn_strict_overflow_code): Define.
15642 (issue_strict_overflow_warning): New static inline function.
15643 * opts.c (warn_strict_overflow): New variable.
15644 (common_handle_option): Handle OPT_Wstrict_overflow and
15645 OPT_Wstrict_overflow_.
15646 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15648 * fold-const.c: Include intl.h.
15649 (fold_deferring_overflow_warnings): New static variable.
15650 (fold_deferred_overflow_warning): New static variable.
15651 (fold_deferred_overflow_code): New static variable.
15652 (fold_defer_overflow_warnings): New function.
15653 (fold_undefer_overflow_warnings): New function.
15654 (fold_undefer_and_ignore_overflow_warnings): New function.
15655 (fold_deferring_overflow_warnings_p): New function.
15656 (fold_overflow_warning): New static function.
15657 (make_range): Add strict_overflow_p parameter. Change all
15659 (extract_muldiv, extract_muldiv_1): Likewise.
15660 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15661 tree_expr_nonnegative_p.
15662 (fold_negate_expr): Call fold_overflow_warning.
15663 (fold_range_test): Likewise.
15664 (fold_comparison): Likewise.
15665 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15666 instead of tree_expr_nonnegative_p.
15667 (tree_expr_nonnegative_warnv_p): Rename from
15668 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15669 (tree_expr_nonnegative_p): New function.
15670 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15671 strict_overflow_p parameter.
15672 (tree_expr_nonzero_p): New function.
15673 * passes.c (verify_interpass_invariants): New static function.
15674 (execute_one_pass): Call it.
15675 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15677 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15678 (estimate_numbers_of_iterations): Likewise.
15679 (scev_probably_wraps_p): Likewise.
15680 * tree-ssa-ccp.c: Include "toplev.h".
15681 (evaluate_stmt): Defer fold overflow warnings until we know we are
15683 (struct fold_stmt_r_data): Add stmt field.
15684 (fold_stmt_r): Defer fold overflow warnings until we know we
15686 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15687 (fold_stmt_inplace): Likewise.
15688 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15689 (cleanup_control_expr_graph): Defer fold overflow warnings until
15690 we know we are going to optimize.
15691 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15692 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15694 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15695 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15696 * tree-ssa-loop-manip.c (create_iv): Likewise.
15697 * c-typeck.c (build_conditional_expr): Likewise.
15698 (build_binary_op): Likewise.
15699 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15700 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15701 (extract_range_from_unary_expr): Likewise.
15702 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15703 assuming that signed overflow does not occur.
15704 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15705 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15706 (fold_defer_overflow_warnings): Declare.
15707 (fold_undefer_overflow_warnings): Declare.
15708 (fold_undefer_and_ignore_overflow_warnings): Declare.
15709 (fold_deferring_overflow_warnings_p): Declare.
15710 (tree_expr_nonzero_warnv_p): Declare.
15711 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15712 of warning options.
15713 (Warning Options): Document -Wstrict-overflow.
15714 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15715 (tree-ssa-ccp.o): Likewise.
15716 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15717 (fold-const.o): Depend on intl.h.
15719 2007-02-13 Ian Lance Taylor <iant@google.com>
15721 PR middle-end/30751
15722 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15725 2007-02-13 Stuart Hastings <stuart@apple.com>
15727 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15729 2007-02-13 Richard Henderson <rth@redhat.com>
15731 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15732 handled_component_p before looking for the indirect_ref.
15734 2007-02-13 Richard Henderson <rth@redhat.com>
15736 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15737 remove flags clobber.
15738 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15739 (bswaphi_lowpart): New.
15740 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15741 remove TARGET_BSWAP test. Delete expander of the same name.
15743 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15744 (expand_unop): Use them.
15746 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15748 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15749 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15750 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15751 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15752 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15753 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15754 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15755 assembler dialect choice from asm templates.
15757 2007-02-12 Richard Henderson <rth@redhat.com>
15759 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15760 (fixuns_trunc<SSEMODEF>si2): Use it.
15761 * config/i386/sse.md (vec_setv4sf_0): Export.
15762 * config/i386/i386.c (ix86_build_const_vector): Export.
15763 (ix86_split_convert_uns_si_sse): Rename from
15764 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15765 * config/i386/i386-protos.h: Update.
15767 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15770 * c-typeck.c (c_finish_return): Improve warning message.
15772 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15774 * alias.c (find_symbolic_term): Delete unused function.
15776 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15778 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15779 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15780 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15782 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15784 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15785 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15786 the function, temporarily point the debug interface to the null one.
15788 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15790 * dwarf2out.c (round_up_to_align): New static function.
15791 (field_byte_offset): Use it to round the offset.
15793 2007-02-12 Richard Henderson <rth@redhat.com>
15795 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15796 (inswl_const): Export.
15798 2007-02-12 Richard Henderson <rth@redhat.com>
15800 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15801 result mode of the libcall, convert back to outmode.
15803 2007-02-12 Roger Sayle <roger@eyesopen.com>
15805 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15806 (bswapdi2): New define_expand to implement 32-bit implementation.
15808 2007-02-12 Nick Clifton <nickc@redhat.com>
15810 * doc/invoke.texi (Overall Options): Document --help=.
15811 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15812 (cc1_options): Pass --help= on to cc1.
15813 (display_help): Add description of --help=.
15814 (process_command): Add code to handle --help=. Allow translated
15815 --help and --target-help switches to be passed on to compiler
15817 (main): Remove unused if statement.
15818 * opts.c (columns): Remove.
15819 (LEFT_COLUMN): Define.
15820 (wrap_help): Add columns argument.
15821 (print_filtered_help): Change parameters to be an include bitmask,
15822 an exclude bitmask, an any bitmask and the column width. Move the
15823 code to display the params list here. Add code to display the
15824 status of options rather than their descriptions if the quiet flag
15826 (print_specific_help): Change parameters to be an include bitmask,
15827 an exclude bitmask and an any bitmask. Move code to look up the
15828 column width here. Decide upon the title for an options listing.
15829 (common_handle_options): Add code to handle --help=. Adapt code
15830 for --help and --target-help to use the revised form of the
15831 print_specific_help function.
15832 (print_help): Delete.
15833 (print_param_help): Delete.
15834 (print_switch): Delete.
15835 * opts.h (cl_lang_count): Add prototype.
15836 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15837 CL_MAX_OPTION_CLASS): New defines.
15838 * optc-gen.awk: Add construction of cl_lang_count.
15839 * c.opt: Add Warning attribute to warning options and Optimization
15840 attribute to optimization options.
15841 * common.opt: Likewise.
15843 Add -fhelp and -ftarget-help as aliases for the transformed --help
15844 and --target-help options.
15845 * opt-functions.awk: Add code to handle Warning and Optimization
15848 2007-02-12 Richard Henderson <rth@redhat.com>
15850 * config/alpha/constraints.md: New file.
15851 * config/alpha/alpha.c: Include tm-constrs.h.
15852 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15853 alpha_extra_constraint): Remove.
15854 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15855 * config/alpha/alpha-protos.h: Update.
15856 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15857 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15858 (EXTRA_CONSTRAINT): Remove.
15859 * config/alpha/alpha.md: Include constraints.md.
15860 (adddi splitter): Use satisfies_constraint_*.
15861 * config/alpha/predicates.md (add_operand): Likewise.
15862 (sext_add_operand, addition_operation): Likewise.
15864 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15866 PR tree-optimization/29145
15867 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15868 in our handling of restrict qualified pointers.
15870 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15873 * doc/invoke.texi (Wunused-value): Update description.
15874 (Wextra): Delete item.
15875 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15876 value of Wunused-value.
15877 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15878 (c_finish_stmt_expr): Don't check extra_warnings.
15879 (emit_side_effect_warnings): The caller is responsible to check
15882 2007-02-11 Roger Sayle <roger@eyesopen.com>
15883 Matt Thomas <matt@3am-software.com>
15885 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15887 2007-02-11 Roger Sayle <roger@eyesopen.com>
15889 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15890 comparisons of POPCOUNT against zero.
15891 (simplify_const_relational_operation): Likewise.
15893 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15895 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15897 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15899 * dwarf2out.c (root_type): Delete unused function.
15901 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15903 * genattrtab.c (contained_in_p): Delete unused function.
15904 (write_expr_attr_cache): Likewise.
15906 2007-02-11 Jan Hubicka <jh@suse.cz>
15908 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15911 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15913 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15914 to add the REG_EQ* note.
15915 * see.c (see_merge_one_use_extension): Likewise.
15916 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15917 turn REG_EQUAL notes into REG_EQUIV notes if the target
15918 register may have more than one set.
15919 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15920 * gcse.c (try_replace_reg): Likewise.
15921 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15922 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15923 more than one REG_EQUIV note.
15924 * reload1.c (gen_reload): Use set_unique_reg_note.
15926 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15928 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15929 (ix86_builtin_conversion): New function.
15931 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15934 * tree.h (DECL_REPLACEABLE_P): New macro.
15935 * except.c (set_nothrow_function_flags): Likewise.
15937 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15938 Ira Rosen <irar@il.ibm.com>
15939 Dorit Nuzman <dorit@il.ibm.com>
15941 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15942 * targhooks.c (default_builtin_vectorized_conversion): New.
15943 * targhooks.h (default_builtin_vectorized_function): New declaration.
15944 * target.h (struct vectorize): Add builtin_conversion field.
15945 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15946 stmt_vec_info_type value.
15947 (vectorizable_conversion): New declaration.
15948 * tree-vect-analyze.c (vect_analyze_operations): Add
15949 vectorizable_conversion call.
15950 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15951 * tree-vect-transform.c (vectorizable_conversion): New function.
15952 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15953 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15955 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15956 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15957 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15958 or ALTIVEC_BUILTIN_VCFSX.
15960 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15963 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15964 CONST_DOUBLE and operand 0 is a hard register.
15965 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15966 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15967 is a hard floating-point register.
15969 2007-02-10 Richard Henderson <rth@redhat.com>
15970 Jakub Jelinek <jakub@redhat.com>
15971 Alexandre Oliva <aoliva@redhat.com>
15973 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15974 * builtin-types.def (BT_WORD): Make unsigned.
15975 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15976 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15977 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15978 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15979 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15980 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15982 * expr.c (emutls_var_address): New.
15983 (expand_expr_real_1): Expand emulated tls.
15984 (expand_expr_addr_expr_1): Likewise.
15985 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15986 * output.h (emutls_finish): Declare.
15987 * toplev.c (compile_file): Call it.
15988 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15989 address before wrapping in CONST.
15990 * varasm.c (emutls_htab, emutls_object_type): New.
15991 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15992 (get_emutls_object_name, get_emutls_object_type): New.
15993 (get_emutls_init_templ_addr, emutls_decl): New.
15994 (emutls_common_1, emutls_finish): New.
15995 (assemble_variable): When emulating tls, swap decls; generate
15996 constructor for the emutls objects.
15997 (do_assemble_alias): When emulating tls, swap decl and target name.
15998 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16000 * varpool.c (decide_is_variable_needed): Look at force_output.
16001 Recurse for emulated tls.
16002 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16003 with decide_is_variable_needed.
16004 * emutls.c: New file.
16005 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16006 tls_object for real tls.
16008 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16010 PR rtl-optimization/29599
16011 * reload1.c (eliminate_regs_in_insn): Take the destination
16012 mode into account when computing the offset.
16014 2007-02-09 Stuart Hastings <stuart@apple.com>
16015 Richard Henderson <rth@redhat.com>
16017 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16018 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16019 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16020 fixuns_truncdfhi2): New.
16021 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16022 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16023 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16024 (floatunssidf2): Allow nonimmediate source.
16025 * config/i386/sse.md (movdi_to_sse): New.
16026 (vec_concatv2di): Drop '*'.
16027 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16028 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16029 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16031 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16032 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16033 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16034 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16035 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16036 ix86_build_const_vector.
16037 (x86_emit_floatuns): Rewrite.
16039 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16041 * genautomata.c (longest_path_length): Delete unused function.
16042 (struct state): Delete unused longest_path_length.
16043 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16044 (get_free_state): Delete unused.
16046 2007-02-09 Jan Hubicka <jh@suse.cz>
16048 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16049 * doc/invoke.texi (inline-unit-growth): Update default value.
16051 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16052 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16053 (rebuild_cgraph_edges): Likewise.
16054 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16055 (dump_cgraph_node): Dump frequencies.
16056 (cgraph_clone_edge): Add frequency scales.
16057 (cgraph_clone_node): Add freuqnecy.
16058 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16059 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16060 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16061 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16062 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16063 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16064 (save_inline_function_body): Likewise.
16065 * ipa-inline.c: inluce rtl.h
16066 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16067 (cgraph_edge_badness): Use frequencies.
16068 (cgraph_decide_recursive_inlining): Update clonning.
16069 (cgraph_decide_inlining_of_small_function): Dump frequency.
16070 * predict.c (estimate_bb_frequencies): Export.
16071 * predict.h (estimate_bb_frequencies): Declare.
16072 * tree-inline.c (copy_bb): Watch overflows.
16073 (expand_call_inline): Update call of cgraph_create_edge.
16074 (optimize_inline_calls): Use TODO flags to update frequnecies.
16075 * passes.h: Include predict.h
16076 (init_optimization_passes): Move profile ahead.
16077 (execute_function_todo): Handle TODO_rebuild_frequencies.
16079 2007-02-09 Roger Sayle <roger@eyesopen.com>
16081 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16082 the insbl or inswl pattern into a register.
16084 2007-02-09 Roger Sayle <roger@eyesopen.com>
16086 * config/ia64/ia64.md (bswapdi2): New define_insn.
16088 2007-02-09 Richard Henderson <rth@redhat.com>
16090 * config/i386/constraints.md (Ym): New constraint.
16091 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16092 (movdi_1_rex64): Split sse and xmm general register moves from
16093 memory move alternatives. Use conditional register constraints.
16094 (movsf_1, movdf_integer): Likewise.
16095 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16096 (movdf_integer_rex64): New.
16097 (pushsf_rex64): Fix output constraints.
16098 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16099 (sse2_stored): Likewise.
16100 (sse2_storeq_rex64): New.
16101 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16102 amd and not generic.
16103 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16104 for optimize_size. Remove SF/DFmode hack.
16106 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16108 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16111 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16112 Richard Sandiford <richard@codesourcery.com>
16114 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16115 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16116 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16117 m68k/t-mlib to tmake_file.
16118 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16119 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16120 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16121 Allow it to be cf or m68k. Set m68k_arch_family. If that
16122 variable is not empty, add t-$m68k_arch_family to tmake_file.
16123 Add t-mlibs to tmake_file.
16124 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16125 * config/m68k/t-cf: New file.
16126 * config/m68k/t-m68k: Likewise.
16127 * config/m68k/t-mlibs: Likewise.
16128 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16129 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16130 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16131 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16132 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16134 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16135 (INSTALL_LIBGCC): Delete.
16136 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16137 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16138 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16139 (M68K_MLIB_CPU): Define.
16140 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16141 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16142 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16144 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16145 Richard Guenther <rguenther@suse.de>
16147 PR middle-end/23361
16148 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16149 against INT_MIN/INT_MAX.
16150 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16151 file if a loop is removed.
16153 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16155 * calls.c (store_one_arg): Pass correct alignment to
16156 emit_push_insn for non-BLKmode values.
16157 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16158 unaligned stack slot via a suitably aligned slot.
16160 2007-02-08 DJ Delorie <dj@redhat.com>
16162 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16164 (legal_subregs): Use unsigned char, make const.
16165 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16167 2007-02-08 Paul Brook <paul@codesourcery.com>
16169 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16170 special interworking needed.
16172 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16174 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16175 conditional to __SSE2__.
16176 (Entries below should have been added to first ChangeLog
16177 entry for amdfam10 dated 2007-02-05)
16178 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16180 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16182 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16185 2007-02-08 DJ Delorie <dj@redhat.com>
16187 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16188 * config/m32c/m32c.c (legal_subregs): New.
16189 (m32c_illegal_subreg_p): New.
16190 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16191 unsupported subregs of hard regs.
16193 2007-02-08 Jan Hubicka <jh@suse.cz>
16195 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16196 the same one; always update histograms.
16198 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16200 * passes.c (init_optimization_passes): Tidy comment.
16202 2007-02-08 Roger Sayle <roger@eyesopen.com>
16204 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16205 strip zero_extend, bswap and rotates from POCOUNT's argument.
16206 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16207 zero_extend and rotates from PARITY's argument.
16208 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16209 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16210 of an integer constant at compile-time.
16212 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16215 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16217 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16220 * tree-ssa-live.c (remove_unused_locals): Do not remove
16221 TREE_ADDRESSABLE variables.
16222 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16223 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16224 FOR_CLOBBER. Update all users.
16225 If VAR has an associated alias set, add a virtual operand for
16226 it if no alias is found to conflict with the memory reference.
16228 2007-02-07 Jan Hubicka <jh@suse.cz>
16229 Robert Kidd <rkidd@crhc.uiuc.edu>
16231 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16233 2007-02-07 Ian Lance Taylor <iant@google.com>
16235 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16237 2007-02-07 Roger Sayle <roger@eyesopen.com>
16239 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16240 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16241 tablejumpdi, movsi_to_cr_one): Remove constraints from
16242 define_expand's match_operands.
16244 2007-02-07 Roger Sayle <roger@eyesopen.com>
16246 * global.c (compute_regsets): Move declatation of "i" inside of
16247 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16249 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16252 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16253 of INDIRECT_REF <RESULT_DECL>.
16255 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16257 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16258 Kaz Kojima <kkojima@gcc.gnu.org>
16261 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16263 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16265 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16267 * doc/loop.texi: Document possibility not to perform disambiguation
16268 of loops with multiple latches.
16269 * cfgloopmanip.c (alp_enum_p): Removed.
16270 (add_loop): Handle subloops. Use get_loop_body_with_size.
16271 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16272 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16273 the new forwarder block.
16274 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16275 Handle the case latch is NULL.
16276 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16277 modifications when marking loop exits.
16278 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16280 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16281 disambiguate_loops_with_multiple_latches.
16282 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16283 before fix_loop_structure.
16284 * cfgloop.c: Include pointer-set.h and output.h.
16285 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16286 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16287 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16288 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16289 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16290 disambiguate_multiple_latches, get_loop_body_with_size,
16291 disambiguate_loops_with_multiple_latches): New functions.
16292 (flow_loop_dump): Dump multiple latch edges.
16293 (flow_loop_nodes_find): Handle loops with multiple latches.
16294 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16295 (glb_enum_p): Modified.
16296 (get_loop_body): Use get_loop_body_with_size.
16297 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16298 (AVOID_CFG_MODIFICATIONS): New constant.
16299 (disambiguate_loops_with_multiple_latches, add_loop,
16300 get_loop_body_with_size): Declare.
16301 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16303 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16305 PR inline-asm/28686
16306 * global.c (compute_regsets): New function.
16307 (global_alloc): Refactored ELIMINABLE_REGSET
16308 and NO_GLOBAL_ALLOC_REGS computation out.
16309 (rest_of_handle_global_alloc): Call compute_regsets()
16310 for non-optimizing case.
16312 2007-02-06 Richard Henderson <rth@redhat.com>
16314 * config/i386/constraints.md (Y2): Rename from Y.
16315 (Yi): New constraint.
16316 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16317 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16318 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16319 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16320 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16321 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16322 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16323 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16324 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16325 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16326 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16327 vec_extractv2si_1): Change Y constraints to Y2.
16328 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16329 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16330 Change Y constraints to Y2.
16331 (sse2_loadld): Change Y constraints to x.
16333 2007-02-06 Roger Sayle <roger@eyesopen.com>
16335 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16336 (parity<mode>2): New define_expand using rs6000_emit_parity.
16337 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16338 rs6000_emit_parity): New functions.
16339 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16340 rs6000_emit_parity): Prototype here.
16342 2007-02-06 Ian Lance Taylor <iant@google.com>
16344 * lower-subreg.c (simple_move_operand): Reject CONST.
16345 (resolve_clobber): Call validate_change rather than directly
16346 assigning to XEXP (pat, 0).
16348 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16350 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16351 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16352 (tree-cfg.o): Remove hashtab.h dependency.
16354 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16355 (struct ivopts_data): Change niters to pointer_map_t.
16356 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16357 (niter_for_exit): Create pointer_map on demand. Change for
16359 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16360 (free_loop_data): Destroy data->niters if created and reset field.
16361 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16362 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16364 * tree-ssa-reassoc.c: Include pointer-set.h.
16365 (bb_rank): Change to long *.
16366 (operand_rank): Change to pointer_map_t.
16367 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16368 (insert_operand_rank): Accept long.
16369 (operand_entry_hash, operand_entry_eq): Remove.
16370 (get_rank): Return long. Adjust for changes above.
16371 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16373 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16375 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16376 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16377 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16379 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16380 directly since it cannot be NULL.
16381 (get_vi_for_tree): Rewrite for pointer_map API.
16382 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16383 (init_alias_vars): Create vi_for_tree as pointer_map.
16384 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16386 * tree-cfg.c: Don't include hashtab.h.
16387 (edge_to_cases): Declare as pointer_map.
16388 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16390 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16391 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16392 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16394 (record_switch_edge): Delete.
16395 (get_cases_for_edge): Adjust for pointer_map API, inline
16396 record_switch_edge (rewritten for new API), remove goto.
16398 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16400 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16401 * tree-nested.c: Include pointer-set.h.
16402 (var_map_elt, var_map_eq, var_map_hash): Delete.
16403 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16404 to pointer_map_t's.
16405 (nesting_info_bitmap_obstack): New.
16406 (lookup_field_for_decl): Adjust for pointer_map API.
16407 (lookup_tramp_for_decl): Adjust for pointer_map API.
16408 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16409 (get_local_debug_decl): Adjust for pointer_map API.
16410 (convert_nl_goto_reference): Adjust for pointer_map API.
16411 (convert_nl_goto_receiver): Adjust for pointer_map API.
16412 (create_nesting_tree): Create outside GGC space. Create bitmap on
16413 the new obstack. Create field_map and var_map as pointer_maps.
16414 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16416 (lower_nested_functions): Move root here, no need to NULL it.
16417 Initialize and release the obstack.
16419 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16421 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16422 Remove prototypes and make them non-static.
16423 (struct tree_int_map): Remove.
16424 * tree.h (struct tree_int_map): Move here, turning TO into an
16426 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16428 * tree.h (TREE_COMPLEXITY): Remove.
16429 (struct tree_exp): Remove complexity field.
16430 * tree.c (build1_stat): Don't set it.
16432 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16433 Victor Kaplansky <victork@il.ibm.com>
16435 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16436 (vect_is_simple_reduction): Support reduction with induction as
16437 one of the operands.
16438 (vect_is_simple_iv_evolution): Fix formatting.
16439 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16440 formatting. Don't mark induction phis for vectorization.
16441 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16442 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16443 (vect_get_vec_def_for_operand): Support induction.
16444 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16446 (vectorizable_reduction): Support reduction with induction as one of
16448 (vectorizable_type_demotion): Use def-type of stmt argument rather
16449 than dummy def-type.
16451 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16452 flag_tree_scev_cprop.
16453 * common.opt (tree-scev-cprop): New flag.
16455 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16456 call to vect_get_new_vect_var.
16458 2007-02-06 Ira Rosen <irar@il.ibm.com>
16460 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16461 vectype is not NULL.
16462 (vect_pattern_recog_1): Likewise.
16464 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16466 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16467 (fold_negate_expr): Likewise.
16469 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16472 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16473 even if cv-qualification is the same.
16475 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16477 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16478 __enable_execute_stack on completion.
16480 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16482 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16483 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16484 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16485 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16486 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16487 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16488 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16489 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16491 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16493 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16494 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16495 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16496 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16497 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16498 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16499 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16500 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16501 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16502 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16503 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16504 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16505 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16506 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16507 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16508 sqrtextenddfxf2_i387): Added amdfam10_decode.
16510 * config/i386/athlon.md (athlon_idirect_amdfam10,
16511 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16512 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16513 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16514 athlon_ivector_store_amdfam10): New define_insn_reservation.
16515 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16518 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16520 * config/i386/athlon.md (athlon_call_amdfam10,
16521 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16522 define_insn_reservation.
16523 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16524 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16525 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16529 * config/i386/athlon.md (athlon_sseld_amdfam10,
16530 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16531 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16533 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16535 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16536 define_insn_reservation.
16537 * config/i386/i386.md (sseins): Added sseins to define_attr type
16538 and define_attr unit.
16539 * config/i386/sse.md: Set type attribute to sseins for insertq
16542 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16544 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16545 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16546 ssecomi_load_amdfam10, ssecomi_amdfam10,
16547 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16548 define_insn_reservation.
16549 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16553 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16554 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16555 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16556 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16557 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16558 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16559 define_insn_reservation.
16561 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16562 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16563 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16564 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16565 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16567 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16569 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16570 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16571 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16572 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16573 athlon_ssemul_load_k8): Added amdfam10.
16575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16577 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16578 (x86_sse_unaligned_move_optimal): New variable.
16580 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16582 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16583 for unaligned vector SSE double/single precision loads for AMDFAM10.
16585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16587 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16588 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16589 Define TARGET_CPU_DEFAULT_amdfam10.
16590 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16591 (processor_type): Add PROCESSOR_AMDFAM10.
16593 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16594 processor_type in config/i386/i386.h.
16595 Enable imul peepholes for TARGET_AMDFAM10.
16597 * config.gcc: Add support for --with-cpu option for amdfam10.
16599 * config/i386/i386.c (amdfam10_cost): New variable.
16600 (m_AMDFAM10): New macro.
16601 (m_ATHLON_K8_AMDFAM10): New macro.
16602 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16603 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16604 x86_promote_QImode, x86_integer_DFmode_moves,
16605 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16606 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16607 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16608 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16609 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16610 Enable/disable for amdfam10.
16611 (override_options): Add amdfam10_cost to processor_target_table.
16612 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16613 processor_alias_table.
16614 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16615 (ix86_adjust_cost): Add code for amdfam10.
16617 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16619 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16620 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16621 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16622 * config/i386/i386.h: Add builtin definition for SSE4A.
16623 * config/i386/i386.md: Add support for ABM instructions
16624 (popcnt and lzcnt).
16625 * config/i386/sse.md: Add support for SSE4A instructions
16626 (movntss, movntsd, extrq, insertq).
16627 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16628 Add -march=amdfam10 flag.
16629 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16630 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16632 * doc/extend.texi: Add documentation for SSE4A builtins.
16634 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16636 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16638 2007-02-05 Richard Guenther <rguenther@suse.de>
16640 * tree-vectorizer.h (vectorizable_function): Add argument type
16641 argument, change return type.
16642 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16643 * tree-vect-transform.c (vectorizable_function): Handle extra
16644 argument, return vectorized function decl.
16645 (build_vectorized_function_call): Remove.
16646 (vectorizable_call): Handle calls with result and argument types
16647 differing. Handle loop vectorization factor correctly.
16648 * targhooks.c (default_builtin_vectorized_function): Adjust for
16650 * targhooks.h (default_builtin_vectorized_function): Likewise.
16651 * target.h (builtin_vectorized_function): Add argument type
16653 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16654 extra argument, allow vectorizing of lrintf.
16655 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16656 documentation of target hook.
16658 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16661 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16662 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16663 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16665 2007-02-05 Roger Sayle <roger@eyesopen.com>
16667 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16668 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16669 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16670 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16671 before canonicalizing sincos to cexpi.
16672 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16674 2007-02-05 Roger Sayle <roger@eyesopen.com>
16676 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16677 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16678 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16680 2007-02-05 Roger Sayle <roger@eyesopen.com>
16682 * mips-tfile.c (initialize_init_file): Correct endianness test.
16684 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16686 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16687 the 'y' constraint.
16689 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16691 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16692 saves in a PARALLEL before the register assignments.
16694 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16696 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16697 DWARF_FRAME_RETURN_COLUMN to be a general register.
16698 * dwarf2out.c (init_return_column_size): New function, split from...
16699 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16700 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16701 to be nongeneral registers.
16702 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16704 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16705 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16707 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16709 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16711 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16713 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16714 (remove_path): Use can_remove_branch_p and remove_branch instead
16715 of loop_delete_branch_edge.
16716 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16717 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16718 Update profile using scale_dominated_blocks_in_loop.
16719 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16720 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16721 (can_remove_branch_p, remove_branch): Declare.
16722 * tree-cfg.c (tree_can_remove_branch_p): New function.
16723 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16724 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16725 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16727 2007-02-05 Jan Hubicka <jh@suse.cz>
16729 PR middle-end/30696
16730 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16731 nodes in cgraph, don't remove offline copy of the function.
16733 2007-02-04 Jan Hubicka <jh@suse.cz>
16735 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16736 vectors might cause maybe_lookup_element_for_expr to be called
16737 on non-sra-candidate.
16739 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16741 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16742 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16743 spelling conventions.
16745 2007-02-04 Richard Guenther <rguenther@suse.de>
16747 PR middle-end/30636
16748 * fold-const.c (try_move_mult_to_index): Make sure to not
16749 overflow one dimension of a multi-dimensional array access.
16751 2007-02-04 Jan Hubicka <jh@suse.cz>
16753 * passes.c (init_optimization_passes): Reindent.
16755 2007-02-04 Jan Hubicka <jh@suse.cz>
16756 Eric Botcazou <ebotcazou@adacore.com>
16758 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16759 (execute_fixup_cfg): Break out the abnormal goto code.
16760 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16761 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16762 (optimize_inline_calls): Call make_nonlocal_label_edges.
16764 2007-02-04 Jan Hubicka <jh@suse.cz>
16766 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16767 true when something was changed.
16768 (rename_ssa_copies): When something was changed, do
16769 TODO_remove_unused_locals.
16770 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16771 add TODO_remove_unused_locals when instruction was removed.
16773 2007-02-04 Jan Hubicka <jh@suse.cz>
16775 * ipa-inline.c (try_inline): Improve debug output; work on already
16777 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16778 call try_inline for already inlined edges too when flattening;
16779 inline also functions that make callee growth but overall unit size
16782 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16784 * config/m32c/bitops.md, config/m32c/jump.md,
16785 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16786 config/m32r/m32r.h, config/m32r/m32r.md,
16787 config/m32r/predicates.md, config/m68hc11/larith.asm,
16788 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16789 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16790 config/mips/mips-protos.h, config/mips/mips.c,
16791 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16792 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16793 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16794 spelling conventions.
16796 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16797 Follow spelling conventions.
16799 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16801 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16802 warn about C++0x compatibility.
16804 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16806 * config/h8300/h8300.c, config/h8300/h8300.h,
16807 config/h8300/h8300.md: Follow spelling conventions.
16809 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16811 PR middle-end/30667
16812 * combine.c (try_combine): Do not substitute source operand
16813 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16815 2007-02-03 Jan Hubicka <jh@suse.cz>
16817 PR gcov-profile/30650
16818 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16819 do not divide by zero for never executed counters.
16820 (tree_find_values_to_profile): Fix counters.
16821 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16823 2007-02-03 Ian Lance Taylor <iant@google.com>
16825 * lower-subreg.c (simple_move_operand): New static function,
16826 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16828 (simple_move): Call simple_move_operand.
16829 (find_decomposable_subregs): Add special handling of MEMs.
16830 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16831 meaning of return value. If we see a hard register, test whether
16832 it can store a word_mode value. Change all callers.
16834 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16836 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16837 ftrapv insns and expanders.
16838 (subdi3): Change define_expand operand 1 to arith11_operand, and
16839 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16840 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16841 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16844 PR middle-end/30174
16845 * varasm.c (notice_global_symbol): Treat global objects as weak when
16846 flag_shlib is true.
16848 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16850 * emit-rtl.c (dconstpi): Delete.
16851 (dconstsqrt2): New.
16852 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16853 * real.h (dconstpi): Delete.
16854 (dconstsqrt2): New.
16855 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16856 (fold_builtin_hypot): Likewise.
16858 2007-02-03 Tom Tromey <tromey@redhat.com>
16861 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16862 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16864 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16866 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16867 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16868 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16869 config/rs6000/cell.md, config/rs6000/darwin.h,
16870 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16871 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16872 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16873 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16874 typos. Follow spelling conventions.
16875 * doc/invoke.texi: Follow spelling conventions.
16877 2007-02-03 Roger Sayle <roger@eyesopen.com>
16879 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16880 canonicalization transformations that attempt to simplify integer
16881 constant comparisons to become comparisons against zero.
16883 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16885 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16887 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16888 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16890 2007-02-02 Mike Stump <mrs@apple.com>
16892 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16893 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16894 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16895 generate a branch island.
16897 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16899 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16900 (xtensa_legitimate_address_p): New.
16901 (xtensa_legitimize_address): New.
16902 (xtensa_output_addr_const_extra): New.
16903 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16905 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16906 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16907 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16908 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16909 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16910 (xtensa_legitimize_address): New.
16911 (xtensa_output_addr_const_extra): New.
16913 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16915 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16917 2007-02-02 Ian Lance Taylor <iant@google.com>
16919 * expmed.c (expand_divmod): Add comment.
16921 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16923 * emit-rtl.c (renumber_insns): Remove.
16924 * flags.h: Remove the extern for flag_renumber_insns.
16925 * rtl.h: Remove the prototype for renumber_insns.
16926 * toplev.c (flag_renumber_insns): Remove.
16928 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16930 Revert for x86 darwin:
16931 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16933 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16934 code before the following patch under TARGET_MACHO.
16935 (ix86_function_value_regno_p): Likewise.
16937 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16939 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16942 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16945 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16946 loads to general or fp registers. Add comments.
16947 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16949 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16951 * pointer-set.c (insert_aux): Only return insertion slot.
16952 (pointer_set_insert): Adjust.
16953 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16954 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16955 pointer_map_traverse): New.
16956 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16957 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16958 pointer_map_contains, pointer_map_traverse): Declare.
16960 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16962 PR middle-end/30473
16963 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16964 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16966 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16968 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16970 (struct _dep): New type.
16971 (dep_t): New typedef.
16972 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16973 (DEP_STATUS): New access macro. The macro with the same name was
16974 renamed to DEP_LINK_STATUS.
16975 (dep_init): Declare function
16977 (struct _dep_link): New type.
16978 (dep_link_t): New typedef.
16979 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16980 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16981 (DEP_LINK_STATUS): New macro.
16982 (debug_dep_links): New debug function.
16984 (struct _deps_list): New type.
16985 (deps_list_t): New typedef.
16986 (DEPS_LIST_FIRST): New access macro.
16987 (FOR_EACH_DEP_LINK): New cycle macro.
16988 (create_deps_list, free_deps_list, delete_deps_list): Declare
16990 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16991 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16992 (copy_deps_list_change_con): Ditto.
16994 (move_dep_link): Declare function.
16996 (struct _dep_node): New type.
16997 (dep_node_t): New typedef.
16998 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17000 (struct haifa_insn_data.back_deps): New field to hold backward
17001 dependencies of the insn.
17002 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17004 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17005 Change its type to deps_list_t.
17006 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17007 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17008 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17010 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17012 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17014 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17016 (dep_cost): Declare.
17018 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17019 (ds_to_dk, dk_to_ds): New functions.
17021 (init_dep_1): New static function.
17022 (init_dep): New function.
17023 (copy_dep): New static function.
17025 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17027 (detach_dep_link): New static function.
17028 (move_dep_link): New function.
17030 (dep_links_consistent_p, dump_dep_links): New static functions.
17031 (debug_dep_links): New debugging function.
17033 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17035 (alloc_deps_list, init_deps_list): New static functions.
17036 (create_deps_list): New function.
17037 (clear_deps_list): New static function.
17038 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17039 (deps_list_consistent_p, dump_deps_list): New static functions.
17040 (debug_deps_list): New function.
17041 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17043 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17045 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17046 use new scheduler dependencies lists.
17047 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17048 (sched_analyze): Ditto. Initialize dependencies lists.
17049 (add_forw_dep, compute_forward_dependences): Update to use new
17050 scheduler dependencies lists.
17052 (init_dependency_caches): Init deps_obstack.
17053 (free_dependency_caches): Free deps_obstack.
17055 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17056 new scheduler dependencies lists.
17057 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17058 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17060 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17061 Update to use new scheduler dependencies lists.
17062 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17063 (debug_dependencies): Ditto.
17064 (schedule_region): Update comments.
17066 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17067 scheduler dependencies lists.
17068 (schedule_ebb): Update comments.
17070 * rtl.def (DEPS_LIST): Remove.
17072 * lists.c (unused_deps_list): Remove.
17073 (free_list): Update assertions.
17075 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17076 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17078 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17079 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17081 * haifa-sched.c (comments): Update.
17082 (insn_cost1): Remove. Inline the code into insn_cost ().
17083 (insn_cost): Update to use new scheduler dependencies lists. Move
17084 processing of the dependency cost to dep_cost ().
17085 (dep_cost): New function. Use it instead of insn_cost () when
17086 evaluating cost of the dependency. Use compatible interface to
17087 interact with the target.
17088 (priority): Update to use new scheduler dependencies lists.
17089 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17090 with greater number of insns that depend on the insn.
17091 (schedule_insn): Update to use new scheduler dependencies lists. Add
17092 code to free backward dependencies lists. Inline and optimize code
17093 from resolve_dep () - see PR28071.
17094 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17095 lists. Update call to targetm.sched.is_costly_dependence hook.
17097 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17098 scheduler dependencies lists.
17100 (resolve_dep): Remove. Move the logic to schedule_insn ().
17101 (init_h_i_d): Initialize dependencies lists.
17103 (process_insn_depend_be_in_spec): Rename to
17104 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17105 dependencies lists.
17106 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17107 Update to use new scheduler dependencies lists.
17108 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17110 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17111 new scheduler dependencies lists.
17112 (build_intra_loop_deps): Ditto.
17114 * target.h (struct _dep): Declare to use in
17115 gcc_target.sched.is_costly_dependence.
17116 (struct gcc_target.sched.adjust_cost): Fix typo.
17117 (struct gcc_target.sched.is_costly_dependence): Change signature to
17118 use single dep_t parameter instead of an equivalent triad.
17119 (struct gcc_target.sched.adjust_cost_2): Remove.
17121 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17123 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17125 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17127 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17129 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17130 (REG_DEP_TRUE): Document.
17132 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17133 Change signature to correspond to the targetm.sched.adjust_cost hook.
17134 Update use in TARGET_SCHED_ADJUST_COST_2.
17135 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17136 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17137 new scheduler dependencies lists.
17138 (ia64_gen_check): Ditto.
17140 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17141 scheduler dependencies lists.
17143 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17144 signature to correspond to the targetm.sched.is_costly_dependence hook.
17145 (is_costly_group): Update to use new scheduler dependencies lists.
17147 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17148 instead of INSN_COST () macro.
17150 2007-02-01 Ian Lance Taylor <iant@google.com>
17152 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17154 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17156 * pa.md (tp_load): Correct mfctl instruction syntax.
17158 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17160 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17161 altivec_padding_size calculation on AIX. Improve comment, add
17162 assert to verify that it's right.
17164 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17167 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17169 PR inline-asm/28686
17170 * global.c (global_alloc): Add mising initialization of
17173 2007-02-01 Roger Sayle <roger@eyesopen.com>
17175 * alias.c (init_alias_analysis): Correct whitespace.
17176 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17177 partition_hot_cold_basic_blocks): Likewise.
17178 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17179 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17180 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17181 fold_builtin_snprintf_chk, fold_builtin_printf,
17182 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17183 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17184 * cfgcleanup.c (cleanup_cfg): Likewise.
17185 * cfgexpand.c (tree_expand_cfg): Likewise.
17186 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17187 * function.c (get_next_funcdef_no): Likewise.
17188 * gengtype.c (main): Likewise.
17189 * genmodes.c (main): Likewise.
17190 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17191 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17192 * ifcvt.c (noce_emit_move_insn): Likewise.
17193 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17195 * stor-layout.c (get_best_mode): Likewise.
17196 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17197 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17198 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17199 perform_var_substitution, solve_graph): Likewise.
17200 * tree-vrp.c (vrp_finalize): Likewise.
17202 2007-02-01 Ian Lance Taylor <iant@google.com>
17204 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17205 high part of a paradoxical subreg, return a constant zero.
17207 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17209 * toplev.c (lang_dependent_init): Call init_set_costs.
17210 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17212 2007-02-01 Richard Guenther <rguenther@suse.de>
17214 PR middle-end/30656
17215 * fold-const.c (fold_negate_expr): Allow negating a
17216 constant if overflow does not change.
17218 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17220 * doc/c-tree.texi (Expression trees): Improve markup.
17221 * doc/tm.texi (Register Classes, Addressing Modes)
17222 (Floating Point): Fix spacing after abbreviations. Fix some
17225 2007-02-01 Ben Elliston <bje@au.ibm.com>
17227 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17228 * doc/contrib.texi: Likewise.
17229 * doc/install.texi: Likewise.
17231 2007-01-31 Richard Henderson <rth@redhat.com>
17232 Ian Lance Taylor <iant@google.com>
17234 * lower-subreg.c: New file.
17235 * rtl.def (CONCATN): Define.
17236 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17237 pass_lower_subreg2.
17238 * emit-rtl.c (update_reg_offset): New static function, broken out
17239 of gen_rtx_REG_offset.
17240 (gen_rtx_REG_offset): Call update_reg_offset.
17241 (gen_reg_rtx_offset): New function.
17242 * regclass.c: Revert patch of 2006-03-05, restoring
17244 (clear_reg_info_regno): New function.
17245 * dwarf2out.c (concatn_loc_descriptor): New static function.
17246 (loc_descriptor): Handle CONCATN.
17247 * common.opt (fsplit_wide_types): New option.
17248 * opts.c (decode_options): Set flag_split_wide_types when
17250 * timevar.def (TV_LOWER_SUBREG): Define.
17251 * rtl.h (gen_reg_rtx_offset): Declare.
17252 (reg_scan_update): Declare.
17253 * regs.h (clear_reg_info_regno): Declare.
17254 * tree-pass.h (pass_lower_subreg): Declare.
17255 (pass_lower_subreg2): Declare.
17256 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17257 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17258 -fsplit-wide-types.
17259 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17260 * Makefile.in (OBJS-common): Add lower-subreg.o.
17261 (lower-subreg.o): New target.
17263 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17265 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17267 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17270 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17272 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17274 PR middle-end/29335
17275 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17277 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17279 * cfgloop.h: Include vec-prim.h.
17280 (enum li_flags): Remove LI_ONLY_OLD.
17281 (loop_iterator): Changed.
17282 (fel_next, fel_init): Iterate over loop tree.
17283 (FOR_EACH_LOOP_BREAK): New macro.
17284 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17286 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17287 * modulo-sched.c (sms_schedule): Ditto.
17288 * tree-vectorizer.c (vectorize_loops): Ditto.
17289 * doc/loop.texi: Update information on loop numbering and behavior of
17290 FOR_EACH_LOOP wrto new loops.
17291 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17292 add_to_evolution_1): Test nestedness of loops instead of comparing
17294 * tree-chrec.c (chrec_fold_plus_poly_poly,
17295 chrec_fold_multiply_poly_poly, chrec_evaluate,
17296 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17297 reset_evolution_in_loop): Ditto.
17298 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17300 2007-01-31 Dirk Mueller <dmueller@suse.de>
17302 * c-common.c (warn_about_parentheses): Separate warning about
17303 un-parenthized sequence of comparison operators from the one
17304 which is supposed to warn about x <= y <= z.
17306 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17308 * optabs.h (enum optab_index): Add new OTI_isinf.
17309 (isinf_optab): Define corresponding macro.
17310 * optabs.c (init_optabs): Initialize isinf_optab.
17311 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17313 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17314 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17316 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17317 expand_builtin_interclass_mathfn.
17318 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17319 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17320 (fxam<mode>2_i387): New insn pattern.
17321 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17322 built-in functions as x87 inline asm.
17324 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17326 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17328 2007-01-30 Eric Christopher <echristo@apple.com>
17330 * config.gcc: Add geode.
17332 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17334 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17335 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17336 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17337 value-prof.c: Fix comment typos.
17339 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17342 * doc/invoke.texi (Wpointer-arith): Document warning.
17344 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17346 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17347 the list of discrepancies from the draft TR.
17349 2007-01-30 Dirk Mueller <dmueller@suse.de>
17352 * doc/invoke.texi (-Wreturn-type): Update description to
17353 match new behavior.
17355 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17357 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17359 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17361 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17362 to handle optabs that operate on floating point input argument and
17363 output to integer output.
17364 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17365 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17366 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17367 expand_builtin_interclass_mathfn ().
17368 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17369 (ilogbsi2): Remove.
17370 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17371 ilogbl built-in functions as x87 intrinsics.
17373 2007-01-30 Richard Guenther <rguenther@suse.de>
17375 PR middle-end/27657
17376 * dwarf2out.c (reference_to_unused): Query varpool if the
17377 variable was output.
17379 2007-01-30 Richard Guenther <rguenther@suse.de>
17381 PR middle-end/30313
17382 * passes.c (execute_one_pass): Reset in_gimple_form to not
17383 confuse non-unit-at-a-time mode.
17385 2007-01-29 Roger Sayle <roger@eyesopen.com>
17386 Richard Guenther <rguenther@suse.de>
17388 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17389 avoid undefined behaviour on overflow. Use force_fit_type_double
17390 to construct the constant with the specified TREE_OVERFLOW.
17392 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17394 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17395 * config/dfp-bit.h: Ditto.
17397 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17399 * c-decl.c (pop_scope): Replace warnings with call to
17400 warn_for_unused_label.
17401 * c-common.h (warn_for_unused_label): Declare.
17402 * c-common.c (warn_for_unused_label): Define.
17404 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17406 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17409 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17411 * Makefile.in (USER_H): Remove decfloat.h.
17412 * ginclude/decfloat.h: Delete, moving contents to ...
17413 * ginclude/float.h: Add support for decimal floating point,
17414 guarded by __STDC_WANT_DEC_FP__.
17416 2007-01-29 Mike Stump <mrs@apple.com>
17418 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17419 Analysis and Representation to resolve case insensitive conflict.
17420 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17422 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17424 * tree.h (struct tree_memory_tag): Add aliases member.
17425 (MTAG_ALIASES): New macro.
17426 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17427 (add_may_alias): Remove pointer-set. Update for may_aliases being
17429 (mark_aliases_call_clobbered): Update for may_aliases being a
17431 (compute_tag_properties): Ditto.
17432 (create_partition_for): Ditto.
17433 (compute_memory_partitions): Ditto.
17434 (dump_may_aliases_for): Ditto.
17435 (is_aliased_with): Ditto.
17436 (add_may_alias_for_new_tag): Ditto.
17437 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17438 (compute_is_aliased): New function.
17439 (compute_may_aliases): Call compute_is_aliased).
17440 (init_alias_info): Initialize alias_bitmap_obstack.
17441 (union_alias_set_into): New function.
17442 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17443 (have_common_aliases_p): Rewrite to take two bitmaps and use
17445 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17446 Update for bitmaps.
17447 (finalize_ref_all_pointers): Update for add_may_alias changes.
17448 (new_type_alias): Ditto.
17449 * tree-flow-inline.h (may_aliases): Return a bitmap.
17450 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17451 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17452 may_aliases being a bitmap.
17453 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17454 may_aliases now returns a bitmap.
17455 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17457 * tree-ssa-operands.c (add_virtual_operand): Update for
17458 may_aliases being a bitmap.
17460 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17462 PR tree-optimization/30630
17463 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17464 variable as changed.
17466 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17469 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17470 expanded only once even if an error occurs.
17472 2007-01-29 Ben Elliston <bje@au.ibm.com>
17474 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17475 (__gcov_average_profiler): Likewise.
17476 (__gcov_ior_profiler): Likewise.
17477 (__gcov_merge_ior): Likewise.
17479 2007-01-28 Jan Hubicka <jh@suse.cz>
17481 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17482 * value-prof.c (stringop_block_profile): Likewise.
17484 2007-01-28 Jan Hubicka <jh@suse.cz>
17486 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17487 Add variant handling histograms; add wrapper.
17488 (clear_storage_via_libcall): Export.
17489 (emit_block_move_hints): Break out from ...; add histograms.
17490 (emit_block_move): ... this one.
17491 (clear_storage_hints): Break out from ...; add histograms.
17492 (clear_storage): ... this one.
17493 (set_storage_via_memset): Handle histogram.
17494 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17495 (clear_storage_hints, clear_storage_via_libcall): Declare.
17496 (set_storage_via_setmem): Update prototype.
17497 * doc/md.texi (movmem, setmem): Document new arguments.
17499 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17500 Add new histograms.
17501 (stringop_block_profile): New global function.
17502 (tree_stringops_values_to_profile): Profile block size and alignment.
17503 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17505 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17506 (stringop_block_profile): Declare.
17507 * builtins.c: Include value-prof.h.
17508 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17509 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17510 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17511 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17512 * profile.c (instrument_values): Add new counters.
17513 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17515 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17516 (tree_init_edge_profiler): Build new profilers.
17517 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17518 (pass_tree_profile): Add dump.
17519 (tree_profile_hooks): Update.
17520 * Makefile.in (LIBGCOV): Add new constants.
17521 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17522 __gcov_ior_profiler): New.
17523 * i386.md (movmem/setmem expanders): Add new optional arguments.
17525 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17527 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17529 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17531 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17532 (tree_unswitch_single_loop): Pass eni_size_weights to
17533 tree_num_loop_insns.
17534 * tree-ssa-loop-manip.c: Include tree-inline.h.
17535 (can_unroll_loop_p): Pass eni_size_weights to
17536 tree_num_loop_insns.
17537 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17538 Pass eni_size_weights to estimate_num_insns.
17539 * tree.h (init_inline_once): Export.
17540 * toplev.c (backend_init): Call init_inline_once.
17541 * cgraphunit.c (cgraph_process_new_functions,
17542 cgraph_analyze_function): Pass eni_inlining_weights to
17543 estimate_num_insns.
17544 * ipa-inline.c (compute_inline_parameters): Ditto.
17545 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17546 to estimate_num_insns.
17547 (try_unroll_loop_completely): Pass eni_size_weights to
17548 tree_num_loop_insns.
17549 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17550 ot estimate_num_insns.
17551 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17552 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17553 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17554 eni_time_weights): New variables.
17555 (init_inline_once): Initialize them.
17556 (struct eni_data): Mew.
17557 (estimate_num_insns_1, estimate_num_insns): Use weights.
17558 * tree-inline.h (struct eni_weights_d): New.
17559 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17560 (estimate_num_insns): Declaration changed.
17561 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17562 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17563 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17565 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17567 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17568 relations in the conflict function is valid.
17570 2007-01-27 Ian Lance Taylor <iant@google.com>
17572 * common.opt: Add fstrict-overflow.
17573 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17574 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17575 (TYPE_OVERFLOW_UNDEFINED): Define.
17576 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17578 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17579 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17580 (fold_negate_expr): Likewise.
17581 (make_range): Likewise.
17582 (extract_muldiv_1): Likewise.
17583 (maybe_canonicalize_comparison): Likewise.
17584 (fold_comparison): Likewise.
17585 (fold_binary): Likewise.
17586 (tree_expr_nonnegative_p): Likewise.
17587 (tree_expr_nonzero_p): Likewise.
17588 * tree-vrp.c (compare_values): Likewise.
17589 (extract_range_from_binary_expr): Likewise.
17590 (extract_range_from_unary_expr): Likewise.
17591 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17593 (nowrap_type_p): Likewise.
17594 * tree-scalar-evolution.c (simple_iv): Likewise.
17595 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17596 (build_range_check): Likewise.
17597 (extract_muldiv_1): Likewise.
17598 (fold_comparison): Likewise.
17599 * tree-vrp.c (vrp_int_const_binop): Likewise.
17600 (extract_range_from_unary_expr): Likewise.
17601 * convert.c (convert_to_integer): Likewise.
17602 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17603 (fold_comparison): Likewise.
17604 (fold_binary): Likewise.
17605 * optabs.c (optab_for_tree_code): Likewise.
17606 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17607 * simplify-rtx.c (simplify_const_relational_operation): Check
17608 flag_strict_overflow and flag_trapv.
17609 (simplify_const_relational_operation): Likewise.
17610 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17611 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17614 2007-01-27 Roger Sayle <roger@eyesopen.com>
17616 * tree.c (tree_fold_gcd): Delete.
17617 * tree.h (tree_fold_gcd): Remove prototype.
17618 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17619 test whether one constant integer is a multiple of another. Instead
17620 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17621 * fold-const.c (multiple_of_p): We've determined both TOP and
17622 BOTTOM are integer constants so we can call int_const_binop directly
17623 instead of the more generic const_binop.
17625 2007-01-27 Roger Sayle <roger@eyesopen.com>
17627 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17628 1*X check that the constant hasn't overflowed, to preserve the
17630 (round_up): Provide an efficient implementation when rouding-up an
17631 INTEGER_CST to a power-of-two.
17633 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17635 * doc/sourcebuild.texi: Add comma for clarity.
17636 * doc/extend.texi: Fix some typos.
17637 * doc/passes.texi: Likewise.
17638 * doc/cppinternals.texi: Likewise.
17639 * doc/c-tree.texi: Likewise.
17640 * doc/tree-ssa.texi: Likewise.
17641 * doc/install.texi: Likewise.
17643 2007-01-27 Jan Hubicka <jh@suse.cz>
17645 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17646 (pass_sra): Do not require alias information.
17647 * passes.c (init_optimization_passes): Add SRA
17649 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17651 * tracer.c (rest_of_handle_tracer): We already cleaned
17652 up the CFG in tracer() so don't do it here again.
17653 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17654 cleanup_cfg here, either. And don't call renumber_insns.
17656 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17657 and BB_HEAD are in the insn stream here. Instead make sure
17658 that BB_INSN is valid on all insns. Also, do check here that
17659 there are no pending branch predictions...
17660 (rtl_verify_flow_info): ...instead of doing it here. Checks
17661 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17664 2007-01-26 Roger Sayle <roger@eyesopen.com>
17666 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17667 function to simplify/factorize operand order canonicalization.
17668 (ix86_fixup_binary_operands): Reorganize using the above function.
17669 (ix86_binary_operator_ok): Likewise.
17671 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17673 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17674 file scope from optimize_attrs.
17675 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17677 (optimize_attrs): Clear insn_code_values after freeing it.
17679 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17681 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17682 a parts.base assignment.
17684 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17686 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17687 (compute_subscript_distance, initialize_data_dependence_relation,
17688 finalize_ddr_dependent, analyze_ziv_subscript,
17689 analyze_siv_subscript_cst_affine,
17690 compute_overlap_steps_for_affine_univar,
17691 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17692 analyze_siv_subscript, analyze_miv_subscript,
17693 analyze_overlapping_iterations, subscript_dependence_tester_1,
17694 compute_self_dependence, free_dependence_relation): Work
17695 with affine_fn instead of chrecs.
17696 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17697 common_affine_function, affine_function_base,
17698 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17699 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17700 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17701 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17702 (all_chrecs_equal_p): Removed.
17703 * tree-data-ref.h (affine_fn, conflict_function): New types.
17704 (struct subscript): Change type of conflicting_iterations_in_a
17705 and conflicting_iterations_in_b.
17707 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17710 * config/pa/pa.h (TARGET_HPUX_11): New.
17711 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17712 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17714 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17715 Richard Guenther <rguenther@suse.de>
17717 * tree-ssa-structalias.c (solve_graph): Handle case
17718 we merged the variable to another.
17720 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17722 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17725 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17726 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17728 2007-01-25 DJ Delorie <dj@redhat.com>
17730 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17731 allow changes to modes which don't fit in those registers.
17733 * reload1.c (choose_reload_regs): Check for invalid subregs before
17734 computing their locations, not after.
17736 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17739 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17740 save Altivec registers in an eh_return function.
17741 (compute_vrsave_mask): Likewise.
17742 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17743 for saving Altivec registers.
17744 (rs6000_emit_prologue): Don't allocate stack twice in
17745 eh_return function. Correct expected value of altivec_save_offset
17746 when using save_world. Describe save of R0 to stack when using
17747 save_world. Describe stack pointer adjustment when using
17748 save_world. Remove duplicated eh_return parameter register saving.
17749 Update sp_offset variable after save_world.
17750 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17752 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17753 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17756 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17758 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17760 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17763 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17764 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17766 2007-01-25 Richard Guenther <rguenther@suse.de>
17768 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17769 * common.opt (-Wcoverage-mismatch): New warning option.
17770 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17771 if -Wcoverage-mismatch is given.
17773 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17775 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17776 (ipcp_driver): Change to static definition.
17777 Add dumping of the ifunctions.
17778 (constant_val_insert): Remove unused parameter. Support for SSA.
17779 (ipcp_propagate_const): Support for SSA.
17780 (ipcp_profile_bb_print): Print only analyzed nodes.
17781 (ipcp_replace_map_create): Remove support for Fortran constant
17783 * ipa-prop.c (ipa_method_modify_stmt,
17784 ipa_callsite_compute_param): Support for SSA.
17785 * ipa-prop.h (ipcp_driver): Remove declaration.
17786 (IS_VALID_TREE_MAP_INDEX): Add define.
17788 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17790 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17792 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17794 PR middle-end/30447
17795 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17796 constant argument to cabs and do it without checking for
17797 -funsafe-math-optimizations.
17799 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17801 * c-common.h (RID_FIRST_CXX0X): New.
17802 (RID_LAST_CXX0X): New.
17803 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17805 * c.opt (Wc++0x-compat): New.
17806 * doc/invoke.texi (-Wc++0x-compat): Document.
17808 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17810 * builtins.c (fold_builtin_carg): New.
17811 (fold_builtin_1): Use it.
17813 2007-01-24 Jan Hubicka <jh@suse.cz>
17815 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17817 * ipa-inline.c (initial_insns, max_insns): Delete.
17818 (compute_max_insns): New function.
17819 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17820 amount of insns as base for code growth.
17821 (cgraph_decide_inlining): Make initial_insns local; do not compute
17823 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17824 * doc/invoke.texi (inline-unit-growth): Update docs.
17826 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17828 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17829 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17830 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17831 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17832 for CPUs that have PTA_CX16 set.
17834 PR middle-end/27416
17835 * gimplify.c (omp_check_private): New function.
17836 (gimplify_scan_omp_clauses): Use it for
17837 firstprivate/lastprivate/reduction.
17839 PR middle-end/30494
17840 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17841 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17843 PR middle-end/30421
17844 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17845 If lower_lastprivate_clauses emits some statements, append them
17846 to dlist rather than body_p and to body_p append an initializer.
17847 (lower_omp_for): Adjust caller.
17849 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17851 * target.h (globalize_decl_name): New.
17852 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17853 * output.h (default_globalize_decl_name): New.
17854 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17856 (globalize_decl): Ditto.
17857 (default_globalize_decl_name): New.
17858 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17859 (ia64_handle_version_id_attribute): New.
17860 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17861 (ia64_asm_output_external): Use globalize_decl_name instead
17862 of globalize_label.
17863 * doc/extend.texi (version_id): New pragma.
17864 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17866 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17868 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17869 _uleb128_t and _Unwind_SWord with _sleb128_t.
17870 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17871 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17873 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17874 * unwind-pe.h (read_uleb128, read_sleb128,
17875 read_encoded_value_with_base): Likewise.
17876 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17878 2007-01-24 Richard Guenther <rguenther@suse.de>
17880 * builtins.c (expand_builtin_cexpi): Get the fndecl
17881 for cexp in the correct way.
17883 2007-01-24 Jan Hubicka <jh@suse.cz>
17885 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17888 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17890 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17891 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17892 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17893 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17894 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17895 __SIZEOF_PTRDIFF_T__.
17896 * doc/cpp.texi: Documentation for the new builtin macros added.
17898 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17900 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17901 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17902 instead of operands[2] to avoid access past the end of array.
17904 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17906 * reload1.c (emit_reload_insns): Pass the reload register
17907 for a non-spill output reload through forget_old_reloads_1.
17909 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17912 _SOFT_DOUBLE if doubles use software floating-point.
17913 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17914 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17915 * config/rs6000/darwin-ldouble.c: Also compile functions for
17916 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17917 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17918 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17919 commented-out long double override.
17920 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17921 * config/rs6000/eabispe.h: Likewise.
17922 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17923 long double for non-SPE.
17924 (rs6000_handle_option): Likewise.
17925 (invalid_e500_subreg): Disallow more subregs involding DImode,
17926 DFmode, TImode or TFmode.
17927 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17929 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17931 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17932 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17934 (rs6000_legitimate_address): Also check for TFmode for E500
17936 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17937 (spe_build_register_parallel): Handle TFmode and TCmode.
17938 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17940 (function_arg): Handle TFmode and TCmode for E500 double.
17941 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17943 (print_operand): Handle TFmode and TImode for %y.
17944 (rs6000_generate_compare): Handle TFmode comparisons for E500
17946 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17947 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17948 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17949 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17950 TFmode for E500 double.
17951 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17952 (floatsidf2): Enable for E500 double.
17953 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17954 (extenddftf2): Change to extenddftf2_fprs.
17955 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17956 depending on TARGET_E500_DOUBLE.
17957 (extendsftf2): Enable for E500 double.
17958 (trunctfdf2): Enable for E500 double.
17959 (trunctfsf2): Change to trunctfsf2_fprs.
17960 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17961 depending on TARGET_E500_DOUBLE.
17962 (floatsitf2): Enable for E500 double.
17963 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17964 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17965 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17966 (negtf2): Change to negtf2_internal.
17967 (negtf2): New expander.
17968 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17969 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17970 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17971 (movdi_internal32): Use rs6000_nonimmediate_operand.
17972 (unnamed splitter): Likewise.
17973 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17974 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17975 (SPE64TF, DITI): New mode macros.
17976 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17979 (frob_<mode>_di_2): New.
17980 (frob_tf_di_8_2): New.
17981 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17983 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17985 (frob_ti_<mode>_8_2): New.
17986 (frob_ti_tf_2): New.
17987 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17988 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17990 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17991 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17992 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17993 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17994 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17995 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17998 2007-01-23 Ian Lance Taylor <iant@google.com>
18000 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18002 (OBJS-archive): Reformat, alphabetize.
18003 (OBJS): Change out_object_file to OBJS-md.
18005 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18007 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18008 JUMP_P and CALL_P predicates where applicable.
18009 * config/i386/i386.c: Ditto.
18010 * config/i386/i386.md: Ditto.
18011 * config/i386/mmx.md: Ditto.
18012 * config/i386/predicates.md: Ditto.
18014 2007-01-22 Andreas Schwab <schwab@suse.de>
18016 * config/m68k/m68k.h: Fix comment.
18018 2007-01-22 Jan Hubicka <jh@suse.cz>
18020 * passes.c (init_optimization_passes): Do not rerun
18021 pass_early_warn_uninitialized.
18023 2007-01-22 Richard Guenther <rguenther@suse.de>
18025 PR tree-optimization/30038
18026 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18028 (execute_cse_sincos_1): Likewise.
18029 (execute_cse_sincos): Likewise.
18030 (gate_cse_sincos): Likewise.
18031 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18032 the cexpi() canonicalization of sincos().
18033 * tree-pass.h (pass_cse_sincos): Declare.
18034 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18036 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18038 PR rtl-optimization/29329
18039 * combine.c (replaced_rhs_insn): Rename to i2mod.
18040 (replaced_rhs_value): Rename to i2mod_new_rhs.
18041 (i2mod_old_rhs): New global variable.
18042 (combine_instructions): Adjust for above change. Save a copy of
18043 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18044 note are substituted in the second instruction.
18045 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18046 ditch the note if it pertains to the second eliminated register
18047 and this register is mentioned in i2mod_old_rhs.
18050 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18052 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18053 the insn to which the note was originally attached.
18055 2007-01-21 Jan Hubicka <jh@suse.cz>
18057 * ipa-inline.c (inlining_mode): Comment, move up.
18058 (cgraph_decide_inlining_incrementally): Do not perform inlining
18059 itself; fix handling of flattening of self recursive functions.
18060 (cgraph_find_cycles): Remove.
18061 (cgraph_flatten_node): Remove.
18062 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18063 (try_inline): New function.
18064 (cgraph_early_inlining): Update call of
18065 cgraph_decide_inlining_incrementally. Apply inlining here.
18066 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18068 2007-01-21 Dirk Mueller <dmueller@suse.de>
18071 * tree-vrp.c (check_array_bounds): do not warn
18072 about ADDR_EXPR's of ARRAY_REF's which are immediately
18073 used in binary expressions.
18075 2007-01-21 Ira Rosen <irar@il.ibm.com>
18077 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18078 read_write_dep and macros for its access.
18079 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18080 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18081 argument, call vect_check_interleaving for every independent pair of
18082 data-refs. Mark loads that access the same memory location as a store
18084 (vect_check_dependences): Remove.
18085 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18086 call, fix the call to vect_analyze_data_ref_dependence.
18087 (vect_analyze_data_ref_access): For statements that access the same
18088 data-ref, check that they are not stores; for loads, check that there
18089 is no store that access the same location.
18091 2007-01-20 Roger Sayle <roger@eyesopen.com>
18092 Joseph Myers <joseph@codesourcery.com>
18094 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18095 (-fdump-rtl-stack): Likewise.
18096 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18097 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18098 (-mpt-fixed): Use @minus{} for minus sign.
18099 (Using Precompiled Headers): Fix under/overfull hbox.
18101 2007-01-20 Jan Hubicka <jh@suse.cz>
18103 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18104 place within annotation.
18106 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18108 * pa.c (output_move_double): Change array size of xoperands to 4.
18110 2007-01-20 Jan Hubicka <jh@suse.cz>
18112 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18115 2007-01-19 Ian Lance Taylor <iant@google.com>
18117 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18118 constant to unsigned HOST_WIDE_INT before negating.
18120 2007-01-19 Ian Lance Taylor <iant@google.com>
18122 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18124 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18125 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18126 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18127 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18128 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18129 (realloc_vdef, realloc_vuse): Change second parameter to
18131 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18132 fields to unsigned.
18133 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18134 unsigned. Change x and lim locals to unsigned.
18135 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18137 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18138 (copy_virtual_operands): Change i and n locals to unsigned.
18140 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18142 PR middle-end/29335
18143 * builtins.c (fold_builtin_1): Handle builtin fdim.
18145 2007-01-20 Jan Hubicka <jh@suse.cz>
18147 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18148 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18149 init_alias_heapvars.
18150 (init_alias_heapvars): Initialize only when not already initialized.
18151 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18153 2007-01-19 Roger Sayle <roger@eyesopen.com>
18155 * common.opt (fsigned-zeros): New command line option.
18156 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18157 of flag_unsafe_math_optimizations.
18158 * opts.c (set_fast_math_flags): The -ffast-math command line option
18159 implies -fno-signed-zeros.
18160 (fast_math_flags_set_p): Likewise.
18162 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18163 the documentation of -ffast-math appropriately. Wrap long lines.
18165 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18167 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18168 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18170 2007-01-19 Tomas Bily <tbily@suse.cz>
18172 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18174 (tree_init_ic_make_global_vars): New function
18175 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18176 (tree_gen_ic_profiler): New function
18177 (tree_gen_ic_func_profiler): New function
18178 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18179 (tree_profile_hooks): Added hook for indirec/virtual calls
18180 * value-prof.c (tree_find_values_to_profile): New case for
18182 (tree_values_to_profile): Call for determining indirect/virtual
18184 (tree_indirect_call_to_profile): New function
18185 (tree_ic_transform): New function
18186 (tree_ic): New function
18187 (find_func_by_pid): New function
18188 (init_pid_map): New function
18189 (tree_value_profile_transformations): Added check for
18190 indirect/virtual call transformation
18191 * value-prof.h (enum hist_type): New counter type for
18192 indirect/virtual calls
18193 (profile_hooks): Added new hook for profiling indirect/virtual
18195 * profile.c (instrument_values): New case for indirect/virtual
18197 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18198 (GCOV_COUNTER_V_INDIR): New counter type
18199 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18200 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18202 * cgraph.c: Definition of cgraph_max_pid
18203 (cgraph_create_node): Default init of pid attribute
18204 * cgraph.h: Declaration of cgraph_max_pid
18205 (struct cgraph_node): Added pid attribute
18206 * libgcov.c (__gcov_indirect_call_profiler): New function
18207 (__gcov_one_value_profiler_body): New function
18208 (__gcov_one_value_profiler): Body was moved to
18209 __gcov_one_value_profiler_body and calls it
18211 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18213 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18214 * gengtype.c (write_types_data, write_func_for_structure,
18215 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18216 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18217 (walk_type, write_func_for_structure): Generate the mark_hook if
18220 2007-01-19 Jan Hubicka <jh@suse.cz>
18222 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18223 'early' argument take inlining mode argument specifying whether to
18224 inline for size/speeed or all functions; add support for flattening;
18226 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18228 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18231 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18232 the name of the declared identifier.
18234 2007-01-19 Dirk Mueller <dmueller@suse.de>
18236 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18237 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18238 duplicate evaluation.
18240 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18242 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18243 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18244 to XFMode, use acosxf2 and truncate result to requested mode.
18245 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18246 (asin<mode>2): Similarly, with asin expanders.
18247 (*fscalexf4_i387): Rename from *fscalexf4.
18248 (expNcorexf3): New expander.
18249 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18250 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18251 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18252 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18253 patterns for SSE math.
18254 (exp10<mode>2): Similarly, with exp10 expanders.
18255 (exp2<mode>2): Similarly, with exp2 expanders.
18256 (expm1<mode>2): Similarly, with expm1 expanders.
18257 (ldexp<mode>3): Similarly, with ldexp expanders.
18258 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18259 Use gen_truncxf<mode>2_i387_noop to truncate result.
18261 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18263 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18264 for ColdFire targets.
18266 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18267 Richard Sandiford <richard@codesourcery.com>
18269 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18270 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18271 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18272 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18273 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18274 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18276 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18278 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18279 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18280 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18281 (*adddi_dilshr32_cf): New pattern.
18282 (adddi3, subdi3): Remove first alternatives.
18284 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18286 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18287 implemented using move.l, do not use its cc result for floating-point
18290 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18292 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18293 from accepting 's' constraints if flag_pic.
18295 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18297 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18298 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18299 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18300 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18302 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18304 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18305 ColdFire alternatives.
18306 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18307 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18308 architectures that support ff1 instruction.
18310 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18311 Julian Brown <julian@codesourcery.com>
18313 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18314 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18315 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18318 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18320 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18322 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18323 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18324 HOST_WIDE_INT instead of an rtx.
18325 (m68k_rtx_costs): Update call accordingly.
18326 (output_move_const_into_data_reg): Likewise. Fix formatting.
18327 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18329 (output_move_simode_const): Update calls after above changes.
18330 Rework to use automatic variables and predicates like MEM_P.
18331 * config/m68k/m68k.md (pushexthisi_const): Update call to
18334 2007-01-19 Dirk Mueller <dmueller@suse.de>
18336 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18337 in dump_flags test.
18339 2007-01-19 Richard Guenther <rguenther@suse.de>
18341 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18342 via cexp in case sincos is not available.
18344 2007-01-19 Richard Guenther <rguenther@suse.de>
18346 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18347 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18348 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18349 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18350 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18351 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18352 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18353 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18355 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18357 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18359 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18360 (atan2xf3): Directly generate RTL pattern.
18361 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18362 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18363 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18364 disable patterns for SSE math.
18365 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18366 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18367 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18368 disable patterns for SSE math.
18370 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18372 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18374 2007-01-18 Roger Sayle <roger@eyesopen.com>
18376 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18377 VIEW_CONVERT_EXPR to the same type as it's operand.
18379 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18381 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18382 configured for long double 128.
18384 2007-01-18 Mike Stump <mrs@apple.com>
18386 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18389 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18391 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18394 2007-01-18 Jan Hubicka <jh@suse.cz>
18396 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18397 greater than NUM_VOP_FREE_BUCKETS.
18399 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18401 * tree-ssa-structalias.c: Update comments.
18402 (ptabitmap_obstack): Removed.
18403 (pta_obstack): New.
18404 (oldpta_obstack): Ditto.
18405 (stats): Add a few members.
18406 (struct variable_info): Remove node, complex, address_taken, and
18407 indirect_target members. Add oldsolution member.
18408 (new_var_info): Do not initialize removed members.
18409 (constraint_expr_type): Remove INCLUDES.
18410 (constraint_graph): Add size, implicit_preds, rep,
18411 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18412 (FIRST_REF_NODE): New macro.
18413 (LAST_REF_NODE): Ditto.
18414 (FIRST_ADDR_NODE): Ditto.
18415 (find): New function.
18417 (dump_constraint): Do not handle INCLUDES.
18418 (insert_into_complex): Do not insert duplicate constraints.
18419 (condense_varmap_nodes): Renamed and rewritten into ...
18420 (merge_node_constraints): This. Also fix bug in handling of
18421 offseted copy constraints.
18422 (clear_edges_for_node): No longer need to deal with preds at all,
18423 or removing associated preds/succs.
18424 (merge_graph_nodes): Deal with indirect_cycles.
18425 Don't deal with predecessors.
18426 (add_implicit_graph_edge): New function.
18427 (add_pred_graph_edge): Ditto.
18428 (add_graph_edge): Don't deal with predecessors.
18429 (build_constraint_graph): Removed.
18430 (build_pred_graph): New function.
18431 (build_succ_graph): Ditto.
18432 (struct scc_info): Removed in_component. Added roots, dfs, and
18433 node_mapping. Remove visited_index, unification_queue.
18434 (scc_visit): Deal with union-find we do now.
18435 Deal with cycles with REF nodes.
18436 (collapse_nodes): Renamed and rewritten to ...
18437 (unify_nodes): This.
18438 (process_unification_queue): Removed.
18439 (topo_visit): Cleanup
18440 (do_da_constraint): Use find.
18441 (do_sd_constraint): Ditto.
18442 (do_ds_constraint): Ditto.
18443 (do_complex_constraint): Ditto.
18444 (init_scc_info): Update for removed and added members.
18445 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18446 (find_indirect_cycles): This.
18447 (equivalence_class): New variable.
18448 (label_visit): New function.
18449 (perform_variable_substitution): Rewritten.
18450 (free_var_substitution_info): New function.
18451 (find_equivalent_node): Ditto.
18452 (move_complex_constraints): Ditto.
18453 (eliminate_indirect_cycles): Ditto.
18454 (solve_graph): Only propagate changed bits.
18455 Use indirect cycle elimination.
18457 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18458 (tree_id_eq): Renamed to ...
18459 (tree_vi_eq): This. Update for member change
18460 (insert_id_for_tree): Renamed and rewritten to ...
18461 (insert_vi_for_tree): This.
18462 (lookup_id_for_tree): Renamed and rewritten to ...
18463 (lookup_vi_for_tree): This.
18464 (get_id_for_tree): Renamed and rewritten to ...
18465 (get_vi_for_tree): Ditto.
18466 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18467 (process_constraint): Don't handle INCLUDES.
18468 Remove special ADDRESSOF case.
18469 (find_func_aliases): Rewrite to use vi functions instead of id
18471 (create_function_info_for): Ditto.
18472 (create_variable_info_for): Ditto.
18473 (intra_create_variable_infos): Ditto.
18474 (merge_smts_into): Ditto.
18475 (find_what_p_points_to): Ditto.
18476 (init_base_vars): Ditto.
18477 (init_alias_vars): Ditto.
18478 (remove_preds_and_fake_succs): New function.
18479 (dump_sa_points_to_info): Dump new stats.
18480 (dump_solution_for_var): Use find.
18481 (set_used_smts): Fix formatting.
18482 (compute_points_to_sets): Updated for new functions.
18483 (ipa_pta_execute): Ditto.
18485 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18486 Richard Sandiford <richard@codesourcery.com>
18488 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18490 * calls.c (expand_call): If the return value is a PARALLEL,
18491 extract its first member.
18492 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18493 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18494 use FUNCTION_EXTRA_EPILOGUE.
18495 (m68k_function_value): Return a PARALLEL if the return value
18496 is of a pointer type.
18497 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18498 (FUNCTION_EXTRA_EPILOGUE): Remove.
18499 * config/m68k/m68k.md (D0_REG): New constant.
18501 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18503 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18504 output a NOP for empty epilogues.
18506 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18508 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18509 before function. Extend register save check to include all
18510 registers, not just integer ones.
18512 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18514 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18515 (m68k_use_return_insn): ...this.
18516 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18517 * config/m68k/m68k.c (use_return_insn): Rename to...
18518 (m68k_use_return_insn): ...this.
18519 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18520 of USE_RETURN_INSN.
18522 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18524 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18525 nearest even, fix denormal rounding overflow.
18527 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18529 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18530 f%$smove and f%$move.
18531 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18532 (extendsfdf2_cf): Use fdmove instead of f%&move.
18533 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18534 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18538 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18541 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18543 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18544 (coldfire_single_format): Declare.
18545 (coldfire_double_format): Likewise.
18546 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18547 of qnan_msb_set to determine the lower bits of a canonical
18549 (encode_ieee_double): Likewise.
18550 (encode_ieee_quad): Likewise.
18551 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18552 (mips_single_format): Likewise.
18553 (ieee_double_format): Likewise.
18554 (mips_double_format): Likewise.
18555 (ieee_extended_motorola_format): Likewise.
18556 (ieee_extended_intel_96_format): Likewise.
18557 (ieee_extended_intel_128_format): Likewise.
18558 (ieee_extended_intel_96_round_53_format): Likewise.
18559 (ibm_extended_format): Likewise.
18560 (mips_extended_format): Likewise.
18561 (ieee_quad_format): Likewise.
18562 (mips_quad_format): Likewise.
18563 (vax_f_format): Likewise.
18564 (vax_d_format): Likewise.
18565 (vax_g_format): Likewise.
18566 (i370_single_format): Likewise.
18567 (i370_double_format): Likewise.
18568 (decimal_single_format): Likewise.
18569 (decimal_double_format): Likewise.
18570 (decimal_quad_format): Likewise.
18571 (c4x_single_format): Likewise.
18572 (c4x_extended_format): Likewise.
18573 (real_internal_format): Likewise.
18574 (coldfire_single_format): New real_format.
18575 (coldfire_double_format): Likewise.
18576 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18577 canonical_nan_lsbs_set.
18578 (pdp11_d_format): Likewise.
18579 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18580 if TARGET_COLDFIRE_CPU.
18582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18584 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18585 (output_call, m68k_legitimize_call_address): Declare.
18586 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18587 parenthesees. Add support for a 'W' constraint.
18588 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18589 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18590 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18591 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18593 (override_options): Initialize them. Do not set flag_no_function_cse
18594 for TARGET_ID_SHARED_LIBRARY.
18595 (m68k_output_pic_call): Delete.
18596 (m68k_legitimize_call_address): New function.
18597 (print_operand): Remove the %o prefix. Handle the %p prefix.
18598 (output_call): New function.
18599 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18600 target address from the GOT if symbolic jumps are not allowed.
18601 * config/m68k/m68k.md (call, general_operand): Do not set
18602 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18603 Merge separate flag_pic and !flag_pic define_insns into...
18604 (*call, *call_value): ...these new patterns. Match the address
18605 rather than the containing MEM and require it to be a call_operand.
18606 Use output_call to generate the asm template.
18607 * config/m68k/predicates.md (const_call_operand): New predicate.
18608 (call_operand): Likewise.
18610 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18612 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18613 (STACK_GROWS_DOWNWARD): Define to 1.
18614 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18615 comments, emphasizing that these values are only defaults.
18616 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18617 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18619 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18621 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18623 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18624 Richard Sandiford <richard@codesourcery.com>
18626 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18627 (FP_REGNO_P): New macros.
18628 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18629 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18630 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18631 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18633 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18635 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18636 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18638 * config/m68k/t-floatlib: New file, extracting common code from...
18639 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18640 * config/m68k/t-uclinux: Here.
18641 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18642 routines on ColdFire targets.
18644 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18646 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18647 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18648 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18649 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18650 explicitly set MOTOROLA to 1.
18651 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18653 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18654 Nathan Sidwell <nathan@codesourcery.com>
18656 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18657 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18658 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18659 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18660 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18661 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18662 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18663 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18664 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18665 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18666 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18667 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18668 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18669 (DBX_REGISTER_NUMBER): Delete.
18670 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18671 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18672 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18676 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18677 * config/flat.h: New file.
18678 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18679 OBJECT_FORMAT_FLAT.
18680 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18681 indirect references for -msep-data or -mid-shared-library.
18682 Do not use PC-relative code addresses either.
18683 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18685 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18686 for shared libraries and crt1.o for executables. Use crti.o and
18688 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18689 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18690 Do not add -elf2flt or -shared-lib-id options here.
18691 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18692 Pass -shared-lib-id if -mid-shared-library, taking the library
18693 identifier from -mshared-library-id if given, otherwise
18695 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18696 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18697 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18698 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18699 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18700 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18702 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18703 jump sequence for ISA A and ISA A+.
18704 (PICJUMP): Likewise.
18706 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18708 * config.gcc (m68k-*-uclinux*): Base the port on the common
18709 and m68k GNU/Linux files rather than on the generic ELF ones.
18710 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18711 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18713 2007-01-18 Julian Brown <julian@codesourcery.com>
18714 Richard Sandiford <richard@codesourcery.com>
18716 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18717 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18718 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18720 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18721 80 unconditionally.
18722 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18726 * doc/install.texi: Document m68k-uclinuxoldabi.
18727 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18728 * config/m68k/uclinux-oldabi.h: New file, copied from
18729 config/m68k/uclinux.h.
18731 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18733 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18734 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18735 (m32r_compute_frame_size): Use unsigned for regno.
18736 (m32r_reload_lr): Use gen_frame_mem.
18738 (m32r_output_function_epilogue): Don't output the function epilogue
18740 (m32r_expand_epilogue): New.
18741 (direct_return): Return false if the function has the interrupt
18743 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18744 * config/m32r/m32r.md (epilogue): New expander.
18745 (return_lr, return_rte): New insns.
18746 (return): Make it expander.
18747 (return_normal): New expander.
18749 2007-01-18 Josh Conner <jconner@apple.com>
18752 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18753 support for UNLE, UNLT, UNGE, and UNGT.
18755 2007-01-18 Jan Hubicka <jh@suse.cz>
18757 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18758 * tree-tailcall (add_virtual_phis): Likewise.
18759 (optimize_tail_call): Return TODOs.
18760 (execute_tail_calls): Return TODOs.
18761 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18762 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18764 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18765 Cleanup cfg using TODO.
18766 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18767 * passes.c (execute_function_todo): When cleanup did something, remove
18769 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18770 (make_edges): Don't cleanup_cfg.
18772 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18774 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18775 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18776 operate on the top of stack.
18777 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18778 register handling of instructions that output to the second
18780 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18781 (move_for_stack_reg): Special-case check for dead destination
18782 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18784 * config/i386/i386.md (UNSPEC_TAN): New constant.
18785 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18786 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18787 to correctly model move of constant 1.0 to top stack slot.
18788 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18789 (unnamed peephole2 pattern): Remove corresponding peephole2
18790 pattern that optimizes tan insn and loading of constant 1.0.
18791 (tanxf2): Use fptanxf4_i387.
18792 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18793 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18794 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18795 disable patterns for SSE math.
18796 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18797 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18799 2007-01-18 Dirk Mueller <dmueller@suse.de>
18800 Richard Guenther <rguenther@suse.de>
18803 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18804 * common.opt (Warray-bounds): Add new warning option.
18805 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18807 * Makefile.in: make tree-vrp.o depend on toplev.h
18808 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18810 (check_array_refs, check_array_bounds, check_array_ref): New.
18812 2007-01-18 Jan Hubicka <jh@suse.cz>
18814 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18815 (execute_ssa_ccp): Return flags conditionally.
18816 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18818 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18820 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18822 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18823 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18825 * Makefile.c (GTFILES): Add cfglayout.h.
18826 * gengtype.c (open_base_files): Likewise.
18827 * cfglayout.c (cfg_layout_function_footer,
18828 cfg_layout_function_header) Reindent to make gengtype happy.
18829 * cfglayout.h (cfg_layout_function_footer,
18830 cfg_layout_function_header): Add GTY(()) marker.
18832 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18834 2007-01-18 Ben Elliston <bje@au.ibm.com>
18836 * genautomata.c (write_automata): Include xstrerror output in the
18837 error message if writing the DFA description file fails.
18839 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18841 * config/mips/mips-protos.h (mips_output_external): Make it
18843 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18844 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18845 (extern_list): Likewise.
18846 (extern_head): Likewise.
18847 (TARGET_ASM_FILE_END): Likewise.
18848 (mips_file_end): Likewise.
18849 (mips_output_external): Rewritten.
18851 2007-01-18 Ben Elliston <bje@au.ibm.com>
18853 * genpreds.c (write_insn_preds_c): Only write out the function
18854 body for regclass_for_constraint if we have register constraints.
18856 2007-01-17 Tom Tromey <tromey@redhat.com>
18858 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18859 * doc/install.texi (Testing): Use sourceware.org.
18860 (Binaries): Likewise.
18861 (Specific): Likewise.
18862 * doc/contrib.texi (Contributors): Use sourceware.org.
18864 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18866 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18867 (AVR_ENHANCED): Rename to ...
18868 (AVR_HAVE_MUL): ... new.
18869 (avr_enhanced_p): Rename to ...
18870 (avr_have_mul_p): ... new.
18871 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18872 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18873 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18874 (avr_have_mul_p): ... new.
18875 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18876 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18877 'avr_enhanced_p' and 'enhanced'.
18878 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18879 AVR_HAVE_MUL instead of AVR_ENHANCED.
18880 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18881 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18882 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18883 instead of AVR_ENHANCED.
18884 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18885 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18886 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18888 2007-01-17 Ian Lance Taylor <iant@google.com>
18890 * vec.h (VEC_reserve_exact): Define.
18891 (vec_gc_p_reserve_exact): Declare.
18892 (vec_gc_o_reserve_exact): Declare.
18893 (vec_heap_p_reserve_exact): Declare.
18894 (vec_heap_o_reserve_exact): Declare.
18895 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18897 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18898 negative parameter.
18899 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18900 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18901 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18902 * vec.c (calculate_allocation): Add exact parameter. Change all
18904 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18905 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18906 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18907 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18908 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18909 (vec_heap_p_reserve_exact): New function.
18910 (vec_heap_o_reserve_exact): New function.
18912 2007-01-17 Jan Hubicka <jh@suse.cz>
18914 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18916 2007-01-17 Eric Christopher <echristo@apple.com>
18918 * config.gcc: Support core2 processor.
18920 2007-01-16 Jan Hubicka <jh@suse.cz>
18922 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18923 the names, just unlink the chain so we don't crash on dangling
18927 2007-01-16 Jan Hubicka <jh@suse.cz>
18929 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18930 * tree-pass.h: Reorder to make IPA passes appear toegher.
18931 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18933 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18934 parameters, do not call early inliner.
18935 * ipa-inline.c: Update comments. Include tree-flow.h
18936 (cgraph_decide_inlining): Do not compute inlining parameters.
18937 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18938 be called with function context set up.
18939 (pass_ipa_inline): Remove unreachable functions before pass.
18940 (cgraph_early_inlining): Simplify assuming to be called from the
18942 (pass_early_inline): New pass.
18943 (cgraph_gate_ipa_early_inlining): New gate.
18944 (pass_ipa_early_inline): Turn into simple wrapper.
18945 (compute_inline_parameters): New function.
18946 (gate_inline_passes): New gate.
18947 (pass_inline_parameters): New pass.
18948 (apply_inline): Move here from tree-optimize.c
18949 (pass_apply_inline): New pass.
18950 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18952 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18953 doing them by hand.
18954 (tree_function_versioning): Do not allocate dummy struct function.
18955 * tree-inline.h (optimize_inline_calls): Update prototype.
18956 * tree-optimize.c (execute_fixup_cfg): Export.
18957 (pass_fixup_cfg): Remove
18958 (tree_rest_of_compilation): Do not apply inlines.
18959 * tree-flow.h (execute_fixup_cfg): Declare.
18960 * Makefile.in (gt-passes.c): New.
18961 * passes.c: Include gt-passes.h
18962 (init_optimization_passes): New passes.
18963 (nnodes, order): New static vars.
18964 (do_per_function_toporder): New function.
18965 (execute_one_pass): Dump current pass here.
18966 (execute_ipa_pass_list): Don't dump current pass here.
18968 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18970 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18971 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18973 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18975 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18976 (strong_alias): Define.
18977 (__gcc_qmul): Provide non-FMA for soft-float.
18978 (__gcc_qdiv): Same.
18983 (__gcc_qunord): New.
18993 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18994 soft-float functions.
18995 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18996 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18997 about long double soft float.
18999 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19000 Tehila Meyzels <tehila@il.ibm.com>
19002 * tree-vectorizer.h (is_pattern_stmt_p): New.
19003 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19004 formatting (tabs instead of spaces). Cleanup and clarify setting
19005 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19006 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19007 (vectorizable_type_demotion): Check that types are integral.
19008 (vectorizable_type_promotion): Likewise.
19009 (vectorizable_store): Fix typo. Eliminate new-line at end of
19012 2007-01-16 Jan Hubicka <jh@suse.cz>
19014 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19017 2007-01-15 Eric Christopher <echristo@apple.com>
19019 * ifcvt.c: Include vec.h, vecprim.h.
19020 (check_cond_move_block): New argument regs.
19021 Reorganize. Add registers used to regs.
19022 (cond_move_process_if_block): Use regs set above as
19025 2007-01-15 Eric Christopher <echristo@apple.com>
19027 * config/darwin.h: Update copyright.
19028 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19029 (LINK_COMMAND_SPEC): Add -u.
19030 (LINK_SPEC): Fix umbrella for above.
19032 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19034 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19037 2007-01-15 Tom Tromey <tromey@redhat.com>
19039 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19040 * doc/install.texi (Testing): Don't mention jacks.
19041 (Configuration): Document --enable-java-maintainer-mode. Move
19042 --with-java-home to libgcj-specific section. Document
19044 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19046 2007-01-15 Jan Hubicka <jh@suse.cz>
19048 * tree-ssa-dce.c (DCE_TODOs): New.
19049 (propagate_necessity): Return if something changed.
19050 (eliminate_unnecessary_stmts): Likewise.
19051 (perform_tree_ssa_dce): Return TODO flags when needed.
19052 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19054 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19057 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19058 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19059 patterns using X87MODEF12 mode macro. Extend operand 1
19060 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19061 (log10<mode>2): Ditto.
19062 (log2<mode>2): Ditto.
19063 (log1p<mode>2): Ditto.
19064 (logb<mode>2): Ditto.
19065 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19066 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19067 (*fxtractxf3_i387): Rename from *fxtractxf3.
19068 (fxtract_extend<mode>xf3_i387): New insn pattern.
19069 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19070 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19071 and gen_fyl2xxf3_i387().
19073 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19075 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19076 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19077 get_loop_exit_edges. Changed return type to bool.
19078 * cfgloop.h (fix_loop_placement): Declaration removed.
19080 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19082 * param.h (MIN_VECT_LOOP_BOUND): New.
19083 * params.def (MIN_VECT_LOOP_BOUND): New.
19084 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19085 argument - minimum threshold for number of iterations.
19086 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19087 argument to declaration.
19088 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19089 MIN_VECT_LOOP_BOUND.
19090 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19091 slpeel_tree_peel_loop_to_edge with additional argument.
19092 (vect_do_peeling_for_alignment): Likewise.
19093 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19095 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19098 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19099 operands of size 1.
19101 2007-01-14 Jan Hubicka <jh@suse.cz>
19103 * tree-dfa.c (remove_referenced_var): New function.
19104 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19105 prune referenced vars list too.
19106 * tree-flow.h (remove_referenced_var): Declare.
19108 2007-01-14 Jan Hubicka <jh@suse.cz>
19110 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19112 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19113 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19114 * except.h (verify_eh_throw_table_statements): Kill prototype.
19115 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19116 into call exrepssions.
19117 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19119 * tree-cfg.c: Include pointer-set.h.
19120 (verify_node_sharing): Work on pointer set.
19121 (verify_eh_throw_stmt_node): New.
19122 (verify_stmts): Use pointers sets, verify throw_stmt.
19124 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19126 * ipa-reference.c (analyze_function): Consider also addresses taken
19129 2007-01-12 Roger Sayle <roger@eyesopen.com>
19131 * c-typeck.c (null_pointer_constant_p): Replace use of
19132 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19133 (build_c_cast): Likewise.
19135 2007-01-12 Roger Sayle <roger@eyesopen.com>
19137 * tree.h (force_fit_type_double): Remove unused final argument.
19138 * c-common.c (constant_expression_warning): Replace use of
19139 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19140 (convert_and_check): Likewise.
19141 (shorten_compare): Update call to force_fit_type_double.
19142 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19143 * convert.c (convert_to_pointer): Update call to
19144 force_fit_type_double.
19145 * fold-const.c (force_fit_type_double): Remove overflowed_const
19147 (int_const_binop, fold_convert_const_int_from_int,
19148 fold_convert_const_int_from_real, fold_div_compare,
19149 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19150 fold_abs_const, fold_not_const): Remove the final argument from
19151 calls to force_fit_type_double.
19153 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19155 * configure.ac: Set insn to "nop" for spu-*-* also.
19156 * configure: Regenerate.
19158 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19160 * builtins.def : Add BUILT_IN_FREE.
19162 2007-01-12 Jan Hubicka <jh@suse.cz>
19164 PR tree-optimization/30443
19165 * tree-inline.c (tree_function_versioning): Do not optimize when
19166 cloning for inlining.
19168 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19170 * doc/loop.texi: Document recording of loop exits.
19171 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19172 (update_single_exits_after_duplication,
19173 update_single_exit_for_duplicated_loop,
19174 update_single_exit_for_duplicated_loops): Removed.
19175 (duplicate_loop_to_header_edge): Do not call
19176 update_single_exits_after_duplication and
19177 update_single_exit_for_duplicated_loops.
19178 (loop_version): Do not update single_exit information.
19179 (fix_loop_structure): Use record_loop_exits instead of
19180 mark_single_exit_loops.
19181 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19182 the lists of loop exits.
19183 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19184 split_edge, merge_blocks): Update the lists of loop exits.
19185 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19186 loop_optimizer_init.
19187 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19188 of mark_single_exit_loops.
19189 (loop_optimizer_finalize): Call release_recorded_exits.
19190 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19191 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19192 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19193 update single exit information.
19194 * lambda-code.c (perfect_nestify): Ditto.
19195 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19196 (mark_single_exit_loops): Removed.
19197 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19198 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19199 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19201 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19202 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19203 (verify_loop_structure): Verify consistency of the exit lists.
19204 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19205 (set_single_exit): Removed.
19206 * cfgloop.h (struct loop_exit): New function.
19207 (struct loop): single_exit_ field replaced by exits field.
19208 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19209 LOOPS_HAVE_RECORDED_EXITS.
19210 (struct loops): Added exits hash.
19211 (mark_single_exit_loops, set_single_exit): Declaration removed.
19212 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19214 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19216 * doc/invoke.texi: Avoid use of @headitem.
19218 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19220 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19222 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19224 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19227 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19228 Richard Sandiford <richard@codesourcery.com>
19230 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19231 * config/m68k/m68k.opt: Resort options.
19232 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19234 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19235 Richard Sandiford <richard@codesourcery.com>
19237 * doc/invoke.texi: Document the macros that are defined by
19238 m68k's -mtune and -mhard-float options.
19239 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19240 (m68k_cpp_cpu_family): Likewise.
19241 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19242 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19243 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19244 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19245 (m68k_cpp_cpu_family): Likewise.
19247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19250 macros besides mc68000 as tuning macros. Use a switch statement
19251 to set them and mcpu32.
19253 2007-01-12 Julian Brown <julian@codesourcery.com>
19255 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19256 (TARGET_68040_ONLY): Rename to...
19257 (TARGET_68040): ...this.
19258 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19259 * config/m68k/m68k.md: Likewise.
19261 2007-01-12 Julian Brown <julian@codesourcery.com>
19262 Nathan Sidwell <nathan@codesourcery.com>
19263 Richard Sandiford <richard@codesourcery.com>
19265 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19266 the -mcpu= argument associated with the --with-cpu setting.
19267 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19268 if different from the one implied by the -mcpu setting.
19269 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19270 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19271 * doc/invoke.texi: Mention ColdFire in the introduction to the
19272 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19273 -mno-div and -mhard-float options. Make -m68881 a synonym for
19274 -mhard-float. Document the previously-undocumented -m5206e,
19275 -m528x, -m5307 and -m5407 options. Tweak the existing option
19276 documentation for consistency.
19277 * doc/install.texi: Mention new --with-cpu arguments.
19278 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19279 default CPU if neither -mcpu nor -march are specified.
19280 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19281 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19282 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19283 using m68k_tune to decide between families that implement the
19284 same ISA. Use m68k_tune to set __mcfv4e__.
19285 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19286 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19287 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19288 (FL_ISA_C, FL_ISA_MMU): New macros.
19289 (MASK_COLDFIRE): Delete.
19290 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19291 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19292 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19293 (TARGET_HARD_FLOAT): Do not define here.
19294 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19295 (TUNE_68000): New macro.
19296 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19297 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19298 (TUNE_CFV2): Redefine in terms of m68k_tune.
19299 (uarch_type, target_device, fpu_type): New enums.
19300 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19301 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19302 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19303 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19304 (FL_FOR_isa_c): New macros.
19305 (m68k_isa): New enum.
19306 (m68k_target_selection): New structure.
19307 (all_devices, all_isas, all_microarchs): New tables.
19308 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19309 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19310 (MASK_ALL_CPU_BITS): Delete.
19311 (m68k_find_selection): New function.
19312 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19313 Map the legacy target options to a combination of the new ones.
19314 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19315 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19316 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19318 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19319 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19321 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19322 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19323 * config/m68k/m68k-devices.def: New file.
19325 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19326 Nathan Sidwell <nathan@codesourcery.com>
19328 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19329 (SUBTARGET_EXTRA_SPECS): New macros.
19330 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19331 use %(asm_cpu_spec) instead.
19332 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19333 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19334 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19335 (EXTRA_SPECS): Rename to...
19336 (SUBTARGET_EXTRA_SPECS): ...this.
19338 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19339 Richard Sandiford <richard@codesourcery.com>
19340 Julian Brown <julian@codesourcery.com>
19342 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19343 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19344 to the configuration's default CPU.
19345 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19346 Remove default masks.
19347 (m680[012]0-*-*): Set the default with_cpu to the first part of
19349 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19350 (m68k*-*-linux): Extend the --with-cpu handling to...
19351 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19352 and m68010. Don't set target_cpu_default2.
19353 * doc/install.texi: Document --with-cpu for m68k.
19354 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19355 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19356 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19357 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19358 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19359 (ASM_SPEC): Remove use of %(asm_cpu_default).
19360 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19361 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19362 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19363 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19364 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19365 (TARGET_DEFAULT): Delete.
19366 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19367 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19368 (CPP_CPU_SPEC): Delete.
19369 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19370 the appropriate string.
19371 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19372 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19373 (ASM_SPEC): Don't use %(asm_default_spec).
19374 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19375 TARGET_DEFAULT and add MASK_68881.
19376 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19380 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19381 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19382 MASK_68010 alongside MASK_68020.
19383 * doc/invoke.texi: Document -m68010.
19384 * config/m68k/m68k.opt (m68010): New.
19385 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19387 (TUNE_68010): New macro.
19388 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19389 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19390 (M68K_CPU_m68332): Add MASK_68010.
19391 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19392 fallback definition.
19393 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19395 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19396 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19397 to all entries that use MASK_68020.
19398 (output_move_simode_const, output_move_himode, output_move_qimode)
19399 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19400 instead of TARGET_68020 to select clr behavior. Remove comment
19401 about there being no TARGET_68010.
19402 * config/m68k/m68k.md: Likewise throughout.
19404 2007-01-12 Julian Brown <julian@codesourcery.com>
19406 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19407 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19408 * config/m68k/m68k.md: Likewise.
19410 2007-01-12 Julian Brown <julian@codesourcery.com>
19412 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19413 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19415 2007-01-12 Julian Brown <julian@codesourcery.com>
19417 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19418 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19419 * config/m68k/m68k.md: Likewise.
19421 2007-01-12 Julian Brown <julian@codesourcery.com>
19422 Richard Sandiford <richard@codesourcery.com>
19424 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19425 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19426 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19428 (TARGET_CPU32): Rename to...
19429 (TUNE_CPU32): ...this.
19430 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19431 (TUNE_CFV2): New macros.
19432 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19433 remove conditions that are implied by TARGET_68020.
19434 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19435 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19436 (m68k_output_function_epilogue): Likewise.
19437 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19438 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19439 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19440 non-68000 timings. Refactor multiplication and division costs.
19441 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19442 TUNE_CPU32 instead of TARGET_CPU32.
19443 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19444 and TUNE_68060 instead of TARGET_68060.
19445 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19446 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19448 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19449 && !TARGET_COLDFIRE" to choose between moveq and clr.
19450 Likewise in the unnamed movsf pattern.
19451 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19452 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19455 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19457 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19458 of tabbing before backslashes.
19460 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19462 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19463 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19464 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19466 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19468 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19469 find_interesting_uses_cond.
19470 (find_interesting_uses_cond): Use extract_cond_operands.
19471 (rewrite_use_compare): Use extract_cond_operands and
19472 force_gimple_operand_bsi. Do not call update_stmt.
19473 (determine_use_iv_cost_condition): Use extract_cond_operands.
19474 Return cheaper of using original bound and changing the exit bound.
19476 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19478 PR tree-optimization/29516
19479 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19480 most_expensive_mult_to_index, addr_to_parts,
19481 create_mem_ref, maybe_fold_tmr): Make the type of
19482 fields of TARGET_MEM_REF sizetype.
19483 (move_fixed_address_to_symbol, move_pointer_to_base):
19485 * tree.def (TARGET_MEM_REF): Add comment on types of
19488 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19490 * c-common.c (vector_types_convertible_p): Treat opaque types as
19491 always convertible if they have the same size, but not otherwise.
19493 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19495 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19496 Remove the b_unconditional field.
19497 (noce_try_sign_mask): Do not look at b_unconditional.
19498 (noce_process_if_block): Do not use merge_if_blocks. Update
19499 the CFG here. Do not set b_unconditional.
19500 (cond_move_process_if_block): Likewise.
19501 (find_cond_trap): Likewise.
19502 (check_cond_move_block): Require simple jump insns at the end
19503 of the basic block.
19505 2007-01-11 Jan Hubicka <jh@suse.cz>
19507 PR tree-optimization/1046
19508 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19509 when alias info is not ready.
19510 (pass_tail_recursion): Do not require aliasing.
19511 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19512 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19513 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19514 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19515 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19516 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19517 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19519 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19520 When aliasing is not build, mark statement as volatile.
19522 2007-01-11 Tom Tromey <tromey@redhat.com>
19524 PR preprocessor/15185, PR preprocessor/20989:
19525 * doc/cppopts.texi <-MT>: Update description of algorithm for
19526 computing default target.
19527 <-M, -MD>: Reword "basename" text.
19529 2007-01-11 Roger Sayle <roger@eyesopen.com>
19531 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19532 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19533 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19534 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19535 fold_builtin_bswap, real_constp, fold_builtin_pow,
19536 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19537 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19538 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19539 * convert.c (convert_to_pointer): Likewise.
19540 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19541 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19542 const_binop, fold_convert_const_int_from_int,
19543 fold_convert_const_int_from_real,
19544 fold_convert_const_real_from_real, sign_bit_p,
19545 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19546 fold_sign_changed_comparison, fold_unary, fold_comparison,
19547 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19548 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19549 * print-tree.c (print_node_brief, print_node): Likewise.
19550 * stor-layout.c (place_field, layout_type): Likewise.
19551 * tree-chrec.c (keep_cast): Likewise.
19552 * tree.c (build_vector, build_real, build_real_from_int_cst,
19553 build_complex): Likewise.
19555 2007-01-11 Roger Sayle <roger@eyesopen.com>
19557 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19558 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19560 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19562 * configure.ac (strict1_warn): Rename to strict_warn.
19563 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19564 cc_set_by_configure, quoted_cc_set_by_configure,
19565 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19566 all_boot_languages, all_stagestuff): Remove.
19567 (target_list): Remove bootstrap targets.
19568 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19569 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19570 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19571 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19572 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19573 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19574 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19575 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19576 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19577 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19578 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19579 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19580 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19581 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19582 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19583 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19584 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19585 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19586 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19587 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19588 (mostlyclean): Adjust.
19589 (clean, distclean): Don't mention bootstrap stuff.
19590 * configure: Regenerate.
19591 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19592 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19593 treelang/config-lang.in (stagestuff): Remove.
19594 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19595 stageprofile, stagefeedback, stagestuff): Remove mention.
19597 2007-01-11 Nick Clifton <nickc@redhat.com>
19599 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19601 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19602 (mcore_arith_K_S_operand): Run the test for the S constraint not
19603 the test for the M constraint.
19604 (mcore_addsub_operand): Do not accept integer values that are
19605 larger than 32 bits.
19606 * config/mcore/mcore.md: Remove unused constraints from split.
19607 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19608 (addsi3): Likewise.
19609 (allocate_stack): Likewise.
19610 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19611 operands to 32 bits.
19612 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19614 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19615 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19616 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19617 mcore_output_bclri, mcore_output_andn, output_inline_const,
19618 mcore_output_move, mcore_output_movedouble): Likewise.
19619 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19620 (output_inline_const): Likewise.
19621 (output_inline_const): Fix format strings used in sprintf
19623 * config/mcore/mcore-protos.h: Update prototypes for changed
19624 functions in mcore.c.
19625 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19626 HOST_WIDE_INT and not int.
19627 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19628 CONST_OK_FOR_N): Likewise.
19629 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19630 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19633 2007-01-10 Jan Hubicka <jh@suse.cz>
19635 * tree-vrp.c (remove_range_assertions): Release defs.
19636 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19637 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19639 2007-01-10 Paul Brook <paul@codesourcery.com>
19641 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19642 * config/arm/arm.md (mulsi3subsi): New insn.
19644 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19646 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19647 (tree_transform_and_unroll_loop): New.
19648 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19651 2007-01-10 Robert Kennedy <jimbob@google.com>
19653 * fold-const.c (fold_comparison): Fold comparisons like (x *
19654 1000 < 0) to (x < 0).
19656 2007-01-10 Ian Lance Taylor <iant@google.com>
19658 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19659 operands have the same priority.
19661 2007-01-10 Tom Tromey <tromey@redhat.com>
19663 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19664 (fold_binary): Likewise.
19665 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19666 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19667 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19668 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19669 * langhooks.h (struct lang_hooks): Removed field
19670 'can_use_bit_fields_p'.
19672 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19674 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19676 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19678 * function.c (get_last_funcdef_no): New function.
19679 * function.h (get_last_funcdef_no): Declare.
19680 * tree-inline.c (initialize_cfun): Add initialization.
19681 (tree_function_versioning): Cleanup.
19683 2007-01-10 Jan Hubicka <jh@suse.cz>
19685 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19688 2007-01-10 Sa Liu <saliu@de.ibm.com>
19689 Ben Elliston <bje@au.ibm.com>
19691 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19692 for SAVE_NONLOCAL and Pmode for any other save level.
19693 * spu-protos.h (spu_restore_stack_block): Declare.
19694 * spu.md (save_stack_block): Remove.
19695 (restore_stack_block): Call spu_restore_stack_block.
19696 * spu.c (spu_restore_stack_block): New function.
19697 (spu_expand_epilogue): Remove old comment.
19699 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19701 PR tree-optimization/30322
19702 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19703 (cand_value_at): Return the value as aff_tree.
19704 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19705 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19706 aff_combination_mult): New functions.
19707 (aff_combination_add): Use aff_combination_add_cst.
19708 (aff_combination_convert): Allow conversions to a wider type.
19709 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19710 * tree-affine.h (aff_combination_mult): Declare.
19712 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19714 * doc/tm.texi: Update documentation to reflect reality of exec
19715 and start file search behaviours. Update copyright year.
19716 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19717 header file directories.
19719 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19722 (*cosxf2): Rename to cosxf2_i387.
19723 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19724 using X87MODEF12 mode macro. Rename patterns to
19725 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19727 (*cosdf2, *cossf2): Ditto.
19728 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19729 to match extended input operands.
19730 (sincos<mode>3): New expander.
19731 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19732 insn patterns and corresponding splitters.
19734 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19736 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19737 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19739 2007-01-09 Nicolas Pitre <nico@cam.org>
19742 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19744 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19746 * target.h (struct gcc_target): New field library_rtti_comdat.
19747 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19748 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19749 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19750 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19752 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19754 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19756 2007-01-08 Richard Guenther <rguenther@suse.de>
19758 * tree.h (force_fit_type_double): Export.
19759 (force_fit_type): Remove.
19760 * fold-const.c (force_fit_type_double): New function.
19761 (force_fit_type): Remove.
19762 (int_const_binop): Use it.
19763 (fold_convert_const_int_from_int): Likewise.
19764 (fold_convert_const_int_from_real): Likewise.
19765 (fold_div_compare): Likewise.
19766 (fold_sign_changed_comparison): Likewise.
19767 (fold_unary): Likewise.
19768 (fold_negate_const): Likewise.
19769 (fold_abs_const): Likewise.
19770 (fold_not_const): Likewise.
19771 * c-common.c (shorten_compare): Use force_fit_type_double.
19772 * convert.c (convert_to_pointer): Likewise.
19774 2007-01-08 Richard Guenther <rguenther@suse.de>
19776 * tree.h (build_int_cst_wide_type): Export.
19777 * tree.c (build_int_cst_wide_type): New function.
19778 (build_int_cst_wide): Fix comment.
19779 * builtins.c (fold_builtin_object_size): Use build_int_cst
19780 to build -1 or 0 of the correct type. Use fit_double_type
19781 to check for overflow.
19782 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19784 (decode_field_reference): Likewise.
19785 (all_ones_mask_p): Likewise.
19786 (native_interpret_int): Use build_int_cst_wide_type.
19787 (fold_binary): Use build_int_cst_type to build an all-ones
19789 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19791 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19793 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19795 2007-01-09 Ben Elliston <bje@au.ibm.com>
19797 * genautomata.c (STATS_OPTION): New option.
19798 (stats_flag): New flag.
19799 (gen_automata_option): Handle it.
19800 (initiate_automaton_gen): Ditto.
19801 (write_automata): Output statistics only if stats_flag is
19802 set. Likewise, output time statistics only if time_flag is set.
19803 * doc/md.texi (Processor pipeline description): Document new flag.
19805 2007-01-08 Richard Guenther <rguenther@suse.de>
19807 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19808 * tree.c (build_int_cst_type): Likewise.
19809 (size_in_bytes): Don't call force_fit_type on the result.
19810 (int_fits_type_p): Use fit_double_type.
19811 * fold-const.c (fit_double_type): New function.
19812 (force_fit_type): Use it.
19813 * tree.h (fit_double_type): Export.
19815 2007-01-08 Jan Hubicka <jh@suse.cz>
19817 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19818 * ipa.c (function_and_variable_visibility): Fix return type.
19820 2007-01-08 Richard Guenther <rguenther@suse.de>
19822 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19823 of offset to build the index.
19824 * tree-pretty-print.c (dump_generic_node): Don't build negated
19825 const just for printing.
19826 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19827 * builtins.c (fold_builtin_int_roundingfn): Check if result
19828 fits the type by using force_fit_type and comparing the result.
19829 * predict.c (predict_loops): Use compare_tree_int for comparison.
19830 * tree.c (build_int_cst): Fall back to integer_type_node for
19832 (build_int_cst_wide): Assert type is non-null.
19834 2007-01-08 Roberto Costa <roberto.costa@st.com>
19836 * tree-vrp.c (extract_range_from_cond_expr): New.
19837 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19838 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19840 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19841 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19842 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19843 used as expressions.
19844 * tree-object-size.c (cond_expr_object_size): New.
19845 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19847 2007-01-08 Jan Hubicka <jh@suse.cz>
19849 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19850 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19853 2007-01-08 Richard Guenther <rguenther@suse.de>
19855 PR tree-optimization/23603
19856 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19857 (extract_range_from_binary): Fall back to truthvalue instead of
19858 varying for TRUTH_*_EXPR.
19859 (extract_range_from_comparison): Fall back to truthvalue instead of
19861 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19862 if all visited PHI values were constant.
19864 2007-01-08 Jan Hubicka <jh@suse.cz>
19866 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19867 (cgraph_analyze_function): break out from ...
19868 (cgraph_finalize_compilation_unit): ... here.
19869 (cgraph_expand_function): Remove forgoten commented out line.
19870 (cgraph_optimize): Analyze functions.
19872 2007-01-08 Jan Hubicka <jh@suse.cz>
19874 * tree-pas.h (TODO_remove_function): New flag.
19875 (TODO_update*): Renumber.
19876 (pass_ipa_increase_alignment,
19877 pass_ipa_function_and_variable_visibility): New passes.
19878 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19879 (cgraph_function_and_variable_visibility): Move to ipa.c
19880 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19881 cgraph_increase_alignment.
19882 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19883 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19884 calling tree-inline.
19885 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19886 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19887 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19888 (gate_increase_alignment): New function.
19889 (pass_ipa_increase_alignment): New pass.
19890 * ipa.c: Inline tree-pass.h and timevar.h
19891 (function_and_variable_visibility): Move here from cgraphunit.c
19892 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19893 * passes.c (init_optimization_passes): Add the two new passes.
19894 (execute_todo): Handle cgraph_remove_functions.
19896 2007-01-08 Nick Clifton <nickc@redhat.com>
19898 * config/frv/predicates.md (reg_or_0_operand): Accept
19901 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19903 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19904 * config.gcc: Add bfin*-rtems*.
19906 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19908 * c.opt: Add -flax-vector-conversions.
19909 * c-typeck.c (convert_for_assignment): Pass flag to
19910 vector_types_convertible_p to allow emission of note.
19911 (digest_init): Likewise.
19912 * c-opts.c: Handle -flax-vector-conversions.
19913 * c-common.c (flag_lax_vector_conversions): New.
19914 (vector_types_convertible_p): Unless -flax-vector conversions
19915 has been passed, disallow conversions between vectors with
19916 differing numbers of subparts and/or element types. If such
19917 a conversion is disallowed, possibly emit a note on the first
19918 occasion only to inform the user of -flax-vector-conversions.
19919 The new last argument specifies this.
19920 * c-common.h (flag_lax_vector_conversions): New.
19921 (vector_types_convertible_p): Add extra argument.
19922 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19923 char_type_node for V*QI type vectors.
19924 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19925 Update to satisfy new typechecking rules.
19926 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19927 C and C++ variants.
19928 * doc/invoke.texi (C Dialect Options): Document
19929 -flax-vector-conversions.
19931 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19933 PR tree-optimization/29877
19934 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19935 a register variable on the RHS to not be replaceable.
19937 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19938 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19939 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19940 const_simm15, const_pow2, const_npow2): Added.
19941 * config/score/misc.md (insv, extv, extzv, movmemsi,
19942 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19943 * config/score/score.c (score_address_cost, score_select_cc_mode):
19945 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19946 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19947 Update score_print_operand.
19948 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19949 Adjust register allocate order and update some macro define.
19950 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19951 mdx_block_move_straight, mdx_block_move_loop_head,
19952 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19953 mdx_block_move_loop, mdx_block_move): Added.
19954 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19955 mdp_limm): Updated and fix some bug and typo.
19956 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19957 (movsf, movdf, doloop_end): Added.
19959 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19961 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19962 config/arm/thumb2.md: Fix comment typos.
19963 * doc/extend.texi: Fix a typo.
19965 2007-01-07 Eric Christopher <echristo@apple.com>
19967 * configure.ac: Check for __stack_chk_fail for darwin.
19968 * configure: Regenerate.
19970 2007-01-07 Richard Guenther <rguenther@suse.de>
19972 * tree-vrp.c (extract_range_from_assert): CSE calls to
19973 compare_values where possible.
19974 (extract_range_from_unary_expr): Likewise.
19976 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19978 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19979 * config/avr/avr.c (call_insn_operand): Delete function.
19980 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19981 instead of register number. Use predicates.
19982 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19983 call_insn_operand): Add.
19985 2007-01-06 Jan Hubicka <jh@suse.cz>
19987 * tree-pass.h (pass_build_cgraph_edges): Declare.
19988 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19989 (visited_nodes): Remove.
19990 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19991 build_cgrpah_edges; make visited_nodes local.
19992 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19993 (record_references_in_initializer): Move to cgraphbuild.c
19994 (initialize_inline_failed, rebuild_cgraph_edges,
19995 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19996 (verify_cgraph_node): Make visited_nodes local.
19997 (cgraph_analyze_function): Do not call cgraph_create_edges and
19998 initialize_inline_failed.
19999 (cgraph_expand_function): Do not call cgraph_lower_function;
20000 assert that function is already lowered.
20001 * Makefile.in (cgraphbuild.o): New.
20002 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20003 at the end of lowering passes.
20005 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20007 * ifcvt.c (cond_move_convert_if_block): New function, code
20008 factored out from...
20009 (cond_move_process_if_block): ...here. Call the new function
20010 on the THEN and ELSE blocks.
20011 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20012 already takes care of this.
20014 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20017 * tree.h (TREE_OVERFLOW_P): New.
20018 * c-typeck.c (parser_build_unary_op): Warn only if result
20019 overflowed and operands did not.
20020 (parser_build_binary_op): Likewise.
20021 (convert_for_assignment): Remove redundant overflow_warning.
20022 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20024 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20026 * c-typeck.c (store_init_value): Split over two lines to follow
20027 the GNU coding style.
20029 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20031 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20032 __GXX_EXPERIMENTAL_CXX0X__.
20033 * doc/cpp.texi: Same.
20035 2007-01-05 Richard Guenther <rguenther@suse.de>
20037 PR middle-end/27826
20038 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20039 with mismatched types. Instead explicitly build a
20040 conversion NOP_EXPR.
20042 2007-01-05 Ian Lance Taylor <iant@google.com>
20044 * c-common.c (decl_with_nonnull_addr_p): New function.
20045 (c_common_truthvalue_conversion): Call it.
20046 * c-typeck.c (build_binary_op): Likewise.
20047 * c-common.h (decl_with_nonnull_addr_p): Declare.
20049 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20052 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20055 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20057 * doc/install.texi (Final install): Document the fact that
20058 the GNAT runtime should not be stripped.
20060 2007-01-04 Jan Hubicka <jh@suse.cz>
20062 * tree-inline.c (fold_marked_statements): Update operand caches
20063 and EH after folding
20065 2007-01-04 Ian Lance Taylor <iant@google.com>
20067 * c-common.c (check_function_nonnull): Whitespace fix.
20069 2007-01-04 Jan Hubicka <jh@suse.cz>
20071 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20072 comitted older version of patch.
20073 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20074 function, celanup cfg and collect garbage.
20076 2007-01-04 Mike Stump <mrs@apple.com>
20078 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20081 2007-01-04 Eric Christopher <echristo@apple.com>
20083 * libgcc2.c (__bswapsi2): Use SItype.
20084 (__bswapdi2): Use DItype.
20085 * libgcc2.h: Update for above.
20087 2007-01-04 Paul Brook <paul@codesourcery.com>
20089 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20090 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20091 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20092 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20093 umulsi3_highpart): Make conditional on !arm_arch6.
20094 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20095 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20096 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20097 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20098 umulsi3_highpart_v6): New insns.
20100 2007-01-04 Roger Sayle <roger@eyesopen.com>
20102 * fold-const.c (fold_convert): When casting an expression to void,
20103 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20104 have a type. Instead of attempting to build a NOP_EXPR, return
20105 these "special" trees directly.
20107 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20109 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20110 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20111 rs6000_cost->fp not 0 as adjustment for outer NEG.
20113 2007-01-04 Jan Hubicka <jh@suse.cz>
20115 * cgraph.c (cgraph_release_function_body): New function.
20116 (cgraph_remove_node): Use it.
20117 * cgraph.h (cgraph_release_function_body): Declare.
20118 * cgraphunit.c (cgraph_expand_function): Use it.
20119 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20120 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20121 is initialized and while compilation of other function is running.
20122 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20123 statement CFG annotations from here to ...
20124 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20126 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20128 * cfgloop.h (enum li_flags): Make the constants powers of two.
20130 2007-01-04 Jan Hubicka <jh@suse.cz>
20132 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20134 (fold_marked_statements): New function.
20135 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20136 * tree-inline.h (copy_body_data): Add statements_to_fold.
20138 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20140 * config.gcc: Mention libgcc/config.host.
20141 * Makefile.in: Update comments mentioning libgcc.
20142 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20143 (all.cross, start.encap, rest.encap, rest.cross): Update
20144 dependencies for libgcc move.
20145 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20146 (clean-target, clean-target-libgcc): Delete.
20147 (srcdirify, GCC_EXTRA_PARTS): New macros.
20148 (libgcc-support, libgcc.mvars): New rules.
20149 (distclean): Remove mention of mklibgcc.
20150 (install): Don't reference INSTALL_LIBGCC.
20151 (install-common): Don't reference EXTRA_PARTS.
20152 (install-libgcc, install-multilib): Delete rules.
20153 * mklibgcc.in: Delete file.
20154 * doc/configfiles.texi: Don't mention mklibgcc.
20156 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20157 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20158 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20159 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20160 (mklibgcc, ldblspecs): Likewise.
20162 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20163 (posixpre.def): Use $(T).
20164 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20165 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20166 (SHLIB_LINK): Make dummy.
20167 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20169 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20171 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20172 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20173 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20174 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20176 * configure.ac (all_outputs): Remove mklibgcc.
20177 * configure: Regenerated.
20179 2007-01-03 Josh Conner <jconner@apple.com>
20181 PR middle-end/29683
20182 * calls.c (compute_argument_addresses): Set stack and stack_slot
20183 for partial args, too.
20184 (store_one_arg): Use locate.size.constant for the size when
20185 generating a save_area.
20187 2007-01-03 Robert Kennedy <jimbob@google.com>
20189 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20190 whose definitions are deleted due to basic block merging.
20192 2007-01-03 Paul Brook <paul@codesourcery.com>
20195 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20197 (use_return_insn): Return 0 for Thumb interrupt functions.
20198 (print_multi_reg): Add rfe argument for IRQ returns.
20199 (arm_output_epilogue): Pop interrupt return address directly into PC.
20200 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20202 2007-01-03 Paul Brook <paul@codesourcery.com>
20204 Merge from sourcerygxx-4_1.
20205 * config/arm/thumb2.md: New file.
20206 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20208 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20209 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20210 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20211 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20213 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20214 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20216 * config/arm/ieee754-sf.S: Ditto.
20217 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20218 (thumb1_base_register_rtx_p): ... to this.
20219 (thumb_index_register_rtx_p): Rename...
20220 (thumb1_index_register_rtx_p): ... to this.
20221 (thumb_output_function_prologue): Rename...
20222 (thumb1_output_function_prologue): ... to this.
20223 (thumb_legitimate_address_p): Rename...
20224 (thumb1_legitimate_address_p): ... to this.
20225 (thumb_rtx_costs): Rename...
20226 (thumb1_rtx_costs): ... to this.
20227 (thumb_compute_save_reg_mask): Rename...
20228 (thumb1_compute_save_reg_mask): ... to this.
20229 (thumb_final_prescan_insn): Rename...
20230 (thumb1_final_prescan_insn): ... to this.
20231 (thumb_expand_epilogue): Rename...
20232 (thumb1_expand_epilogue): ... to this.
20233 (arm_unwind_emit_stm): Rename...
20234 (arm_unwind_emit_sequence): ... to this.
20235 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20236 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20237 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20238 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20239 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20240 thumb2_output_casesi): New functions.
20241 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20242 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20243 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20244 THUMB2_WORK_REGS): Define.
20245 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20246 arm_condexec_mask, arm_condexec_masklen)): New variables.
20247 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20248 (arm_override_options): Check new CPU capabilities.
20249 Set new architecture flag variables.
20250 (arm_isr_value): Handle v7m interrupt functions.
20251 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20253 (const_ok_for_arm): Handle Thumb-2 constants.
20254 (arm_gen_constant): Ditto. Use movw when available.
20255 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20257 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20258 (thumb_find_work_register, arm_load_pic_register,
20259 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20260 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20261 print_multi_reg, output_mov_long_double_fpa_from_arm,
20262 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20263 output_mov_double_fpa_from_arm, output_move_double,
20264 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20265 output_return_instruction, arm_output_function_prologue,
20266 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20267 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20268 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20269 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20270 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20271 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20273 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20274 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20275 (arm_file_start): Output directive for unified syntax.
20276 (arm_unwind_emit_set): Handle stack alignment instruction.
20277 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20278 Add v6t2, v7, v7a, v7r and v7m.
20279 (RETLDM): Add Thumb-2 code.
20280 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20281 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20282 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20283 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20284 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20285 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20286 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20287 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20288 ADJUST_INSN_LENGTH): Define.
20289 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20290 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20291 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20292 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20293 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20294 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20295 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20296 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20297 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20298 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20299 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20300 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20301 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20302 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20303 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20304 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20305 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20307 * config/arm/arm-tune.md: Regenerate.
20308 * config/arm/arm-protos.h: Update prototypes.
20309 * config/arm/vfp.md: Enable patterns for Thumb-2.
20310 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20311 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20312 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20313 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20314 * config/arm/libunwind.S: Add Thumb-2 code.
20315 * config/arm/constraints.md: Update include Thumb-2.
20316 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20317 * config/arm/ieee754-df.S: Ditto.
20318 * config/arm/bpabi.S: Ditto.
20319 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20320 * config/arm/predicates.md (low_register_operand,
20321 low_reg_or_int_operand, thumb_16bit_operator): New.
20322 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20323 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20324 * config/arm/t-arm-elf: Add armv7 multilib.
20325 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20327 (UNSPEC_STACK_ALIGN, ce_count): New.
20328 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20329 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20331 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20332 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20333 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20334 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20335 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20336 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20338 * doc/extend.texi: Document ARMv7-M interrupt functions.
20339 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20341 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20343 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20344 (struct _Unwind_Context): Rename args_size to flags, remove
20345 signal_frame field, add a new args_size field and version field.
20346 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20347 _Unwind_IsExtendedContext): New inline functions.
20348 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20349 Assume by_value array is only present if _Unwind_IsExtendedContext.
20350 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20351 _Unwind_IsSignalFrame.
20352 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20353 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20354 (uw_init_context_1): Initialize context->flags to
20355 EXTENDED_CONTEXT_BIT.
20356 * config/rs6000/linux-unwind.h (frob_update_context): Use
20357 _Unwind_SetSignalFrame.
20359 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20361 PR middle-end/30353
20362 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20363 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20366 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20368 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20369 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20370 RET, AT_SP): Remove.
20371 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20374 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20375 * cfgbuild.c (find_basic_blocks): Likewise.
20376 * cfgrtl.c (rtl_create_basic_block): Likewise.
20377 * function.c (temp_slots_at_level): Likewise.
20378 * reg-stack.c (stack_regs_mentioned): Likewise.
20379 * regclass.c (allocate_reg_info): Likewise.
20380 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20381 set_bb_for_stmt, move_block_to_fn): Likewise.
20382 * tree-complex.c (tree_lower_complex): Likewise.
20383 * vec.h (VEC_safe_grow_cleared): New.
20385 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20387 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20389 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20390 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20392 * cfgloopmanip.c (scale_loop_frequencies): Export.
20393 (loopify): Scale the frequencies by prescribed coefficients.
20394 (set_zero_probability): New function.
20395 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20396 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20397 and frequencies according to arguments.
20398 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20400 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20401 * modulo-sched.c (sms_schedule): Set probabilities for entering
20402 versioned loop correctly.
20403 * tree-vect-transform.c (vect_transform_loop): Ditto.
20404 * cfgloop.h (loopify, loop_version): Declaration changed.
20405 (scale_loop_frequencies): Declared.
20407 2007-01-02 Jan Hubicka <jh@suse.cz>
20409 * cgraph.c: Include tree-flow.h
20410 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20411 early_local_passes.
20412 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20413 * tree-pass.h (pass_all_early_optimizations): Declare.
20414 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20415 early_local_passes.
20416 (cgraph_analyze_function): Do early_local_passes.
20417 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20418 Do not add referenced vars.
20419 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20421 (gate_all_early_local_passes): New gate.
20422 (pass_early_local_passes): Use new gate.
20423 (execute_early_local_optimizations): New functions.
20424 (gate_all_early_optimizations): New gate.
20425 (pass_all_early_optimizations): New pass.
20426 (execute_free_datastructures): Free SSA only when initialized.
20427 (gate_init_datastructures): Init only when optimizing.
20428 (tree_lowering_passes): Do early local passes when called late.
20429 * tree-profile.c (do_tree_profiling): Don't profile functions added
20431 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20432 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20434 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20435 during early_local_passes.
20436 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20439 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20441 * Makefile.in: Update copyright year.
20443 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20445 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20446 in $(lang_checks) and check-consistency targets.
20448 2007-01-02 Jan Hubicka <jh@suse.cz>
20450 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20451 Do not add referenced vars.
20452 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20454 * passes.c (init_optimization_passes): Put mudflap_2 after
20455 free_datastructures.
20457 2007-01-02 Jan Hubicka <jh@suse.cz>
20459 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20460 Set NOTHROW flag on call statements proved to be nothrow.
20461 Update statement of local calls so new pure/const functions are
20462 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20464 (tree_rest_of_compilation): Register hooks and initialize bitmap
20465 early. Do not set after_inlining flag.
20467 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20469 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20470 HOST_BITS_PER_LONGLONG
20472 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20475 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20476 warning for non-static initializers.
20478 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20480 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20481 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20482 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20483 Always use set_unique_reg_note to add REG_EQUAL notes.
20485 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20488 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20490 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20491 * cfgbuild.c (find_basic_blocks): Likewise.
20492 * cfgrtl.c (rtl_create_basic_block): Likewise.
20493 * function.c (temp_slots_at_level): Likewise.
20494 * reg-stack.c (stack_regs_mentioned): Likewise.
20495 * regclass.c (allocate_reg_info): Likewise.
20496 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20497 set_bb_for_stmt, move_block_to_fn): Likewise.
20498 * tree-complex.c (tree_lower_complex): Likewise.
20499 * vec.h (VEC_safe_grow_cleared): New.
20501 2007-01-02 Ian Lance Taylor <iant@google.com>
20503 * c-common.c (c_common_truthvalue_conversion): When warning about
20504 using an assignment as a truth value, set TREE_NO_WARNING.
20506 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20509 * c.opt (Wold-style-declaration): New.
20510 * doc/invoke.texi (C-only Warning Options): New.
20511 (Wold-style-declaration): Document it.
20512 (Wextra): Enabled by -Wextra.
20513 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20514 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20515 -Wold-style-declaration.
20517 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20519 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20520 * cfgbuild.c (find_basic_blocks): Likewise.
20521 * cfgrtl.c (rtl_create_basic_block): Likewise.
20522 * function.c (temp_slots_at_level): Likewise.
20523 * reg-stack.c (stack_regs_mentioned): Likewise.
20524 * regclass.c (allocate_reg_info): Likewise.
20525 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20526 set_bb_for_stmt, move_block_to_fn): Likewise.
20527 * tree-complex.c (tree_lower_complex): Likewise.
20528 * vec.h (VEC_safe_grow_cleared): New.
20530 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20532 * c-common.c (c_common_nodes_and_builtins): Since variants of
20533 void_type_node get built before it is given a name, we need to
20534 give those variants the name, too.
20535 (complete_array_type): We need to work with the canonical main
20536 type of the array, from which we will build the qualified version.
20537 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20538 * print-tree.c (print_node): Display canonical type information
20540 * stor-layout.c (layout_type): When we don't know the
20541 alignment of a type for which we're building an array, we end up
20542 guessing wrong, so make the type require structural equality.
20543 * tree.c (make_node_stat): When we build a new type, it is its
20544 own canonical type.
20545 (build_type_attribute_qual_variant): When building an attribute
20546 variant, its canonical type is the non-attribute variant. However,
20547 if the attributes are target-dependent and they differ, we need to
20548 use structural equality checks for this type.
20549 (build_qualified_type): A qualified type is not equivalent to its
20550 unqualified variant; set the canonical type appropriately.
20551 (build_distinct_type_copy): When building a distinct type from
20552 another type, the new type is its own canonical type.
20553 (build_variant_type_copy): When building a new type variant, we
20554 assume that it is equivalent to the original type.
20555 (build_pointer_type_for_mode): When building a pointer type, also
20556 build a canonical type pointer.
20557 (build_reference_type_for_mode): When building a reference type,
20558 also build a canonical type reference.
20559 (build_index_type): When we can't hash an index type (e.g.,
20560 because its maximum value is negative), the index type requires
20561 structural equality tests.
20562 (build_array_type): Build the canonical form of an array type.
20563 (build_function_type): Function types require structural equality,
20564 because they contain default arguments, attributes, etc.
20565 (build_method_type_directly): Ditto for method types.
20566 (build_offset_type): Build the canonical offset type.
20567 (build_complex_type): Build the canonical vector type.
20568 (make_vector_type): Build the canonical vector type.
20569 * tree.h (TYPE_CANONICAL): New.
20570 (TYPE_STRUCTURAL_EQUALITY_P): New.
20571 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20572 (struct tree_type): Added "canonical" field.
20573 * params.h (VERIFY_CANONICAL_TYPES): New.
20574 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20575 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20576 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20577 * doc/invoke.texi (verify-canonical-types): Document --param
20578 parameter for verifying canonical types.
20580 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20582 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20583 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20584 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20585 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20587 * config/rs6000/e500.h: New.
20588 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20589 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20591 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20592 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20593 TARGET_E500_DOUBLE): Remove.
20594 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20595 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20596 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20597 * config/rs6000/rs6000.c (rs6000_override_options): Use
20598 CHECK_E500_OPTIONS.
20600 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20602 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20603 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20604 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20605 rs6000_emit_cmove): Don't check TARGET_E500.
20606 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20607 sordered): Don't check TARGET_E500.
20609 2007-01-01 Eric Christopher <echristo@apple.com>
20611 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20612 HARD_REGISTER_NUM_P.
20614 2007-01-01 Roger Sayle <roger@eyesopen.com>
20616 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20617 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20618 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20621 2007-01-01 Mike Stump <mrs@apple.com>
20623 * configure.ac: Remove support for building with Apple's gcc-3.1.
20625 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20627 PR middle-end/30311
20628 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20629 REG is a hard register. Do not modify REG before calling
20631 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20632 multiple of the size of YMODE for certain lowpart cases.
20634 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20636 PR middle-end/30253
20637 * gimplify (voidify_wrapper_expr): Update for
20638 GIMPLE_MODIFY_STMT.
20640 2007-01-01 Andreas Schwab <schwab@suse.de>
20643 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20644 save of BR0 in extra_spill_size instead of spill_size.
20645 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20647 (ia64_expand_epilogue): Restore BR0 from its new location.
20649 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20651 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20652 Use a temporary variable if the left hand side is not a gimple
20655 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20657 * gimplify.c (gimplify_return_expr): Make the temporary variable
20658 for the return expression, a gimple register variable.
20660 2007-01-01 Jan Hubicka <jh@suse.cz>
20662 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20665 2007-01-01 Mike Stump <mrs@apple.com>
20667 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20669 * config/darwin.c (machopic_select_rtx_section): Use
20670 HAVE_GAS_LITERAL16.
20671 (darwin_mergeable_constant_section): Likewise.
20672 * configure: Regenerate.
20673 * config.in: Regenerate.
20675 2007-01-01 Jan Hubicka <jh@suse.cz>
20676 Andrew Pinski <pinskia@gmail.com>
20678 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20679 before starting IPA passes.