1 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4 functions cannot be represented as classical distance vectors.
6 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9 * builtins.c (validate_arg, builtin_mathfn_code,
10 validate_arglist): Likewise.
11 * calls.c (call_expr_flags): Likewise.
12 * combine.c (reg_nonzero_bits_for_combine,
13 reg_num_sign_bit_copies_for_combine, get_last_value,
14 reg_truncated_to_mode): Likewise.
15 * emit-rtl.c (subreg_lowpart_p): Likewise.
16 * expr.c (highest_pow2_factor_for_target,
17 categorize_ctor_elements_1, categorize_ctor_elements,
18 count_type_elements, contains_packed_reference,
19 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
20 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
21 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
22 native_encode_int, native_encode_real, native_encode_complex,
23 native_encode_vector, native_encode_expr, native_interpret_int,
24 native_interpret_real, native_interpret_complex,
25 native_interpret_vector, native_interpret_expr): Likewise.
26 * function.c (use_register_for_decl): Likewise.
27 * gimplify.c (get_name): Likewise.
28 * langhooks-def.h (lhd_return_null_const_tree): New.
29 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
30 * langhooks.c (lhd_return_null_const_tree): New.
31 * langhooks.h (lang_get_callee_fndecl): Constify.
32 * output.h (constructor_static_from_elts_p): Likewise.
33 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
34 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
35 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
36 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
37 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
38 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
39 * rtlhooks-def.h (reg_nonzero_bits_general,
40 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
42 * rtlhooks.c (reg_num_sign_bit_copies_general,
43 reg_nonzero_bits_general, reg_truncated_to_mode_general):
45 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
46 * stor-layout.c (mode_for_size_tree): Likewise.
47 * tree-ssa-loop-im.c (memref_eq): Likewise.
48 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
49 * tree.c (contains_placeholder_p, type_list_equal,
50 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
52 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
53 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
54 contains_placeholder_p, contains_packed_reference,
55 get_callee_fndecl, operand_equal_for_phi_arg_p,
56 warn_if_unused_value, is_body_block, native_encode_expr,
57 native_interpret_expr, fold_convertible_p, operand_equal_p,
58 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
59 validate_arglist, simple_cst_equal, type_list_equal,
60 use_register_for_decl, call_expr_flags, get_name,
61 highest_pow2_factor): Likewise.
62 (const_call_expr_arg_iterator_d,
63 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
64 first_const_call_expr_arg, more_const_call_expr_args_p,
65 FOR_EACH_CONST_CALL_EXPR_ARG): New.
66 * varasm.c (constructor_static_from_elts_p): Constify.
68 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
70 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
71 config/arm/neon-schedgen.ml, config/arm/neon.ml,
72 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
73 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
74 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
75 tree-vect-transform.c, tree.def: Fix comment typos. Follow
77 * doc/invoke.texi: Follow spelling conventions.
79 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
80 Revital Eres <eres@il.ibm.com>
82 * modulo-sched.c (sms_schedule): Avoid loops which includes
83 auto-increment instructions.
85 2007-07-28 Richard Guenther <rguenther@suse.de>
88 * fold-const.c (fold_cond_expr_with_comparison): Convert
89 operand zero of MIN/MAX_EXPR to correct type.
91 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
93 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
94 flags_from_decl_or_type): Constify.
95 * gcc.c (do_spec_1): Likewise.
96 * print-tree.c (dump_addr, print_node_brief): Likewise.
97 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
98 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
99 tree_purge_all_dead_eh_edges): Likewise.
100 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
101 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
103 * tree.c (expr_location, expr_has_location, expr_locus,
104 expr_filename, expr_lineno, get_inner_array_type,
105 fields_compatible_p): Likewise.
106 * tree.h (get_inner_array_type, fields_compatible_p,
107 expr_location, expr_has_location, expr_locus, expr_filename,
108 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
109 setjmp_call_p, alloca_call_p): Likewise.
111 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
113 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
116 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
118 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
119 (compute_flow_insensitive_aliasing): Ditto for
122 2007-07-27 Jan Hubicka <jh@suse.cz>
124 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
127 * attribs.c: Include hashtab.h
128 (attribute_hash): New.
129 (substring): New structure.
130 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
132 (init_attributes): Initialize attribute hash.
133 (decl_attributes): Use attribute hash.
134 * Makefile.in (attribs.c): Depend on hashtab.h.
136 2007-07-27 Steve Ellcey <sje@cup.hp.com>
138 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
140 2007-07-27 Richard Sandiford <richard@codesourcery.com>
142 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
143 __mips_dspr2 and __mips_dsp_rev macros.
144 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
146 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
148 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
150 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
154 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
155 and the updating of the live and do_not_gen sets.
156 (df_note_bb_compute): Added updating of live and do_not_gen sets
157 for regular defs so that the case of clobber inside conditional
158 call is processed correctly.
160 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
162 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
163 operands with compatible type.
165 2007-07-27 Richard Sandiford <richard@codesourcery.com>
167 * expr.h (store_bit_field): Don't return a value.
168 * expmed.c (check_predicate_volatile_ok): New function.
169 (store_bit_field_1): New function, extracted from store_bit_field.
170 Take a fallback_p argument and return true if the operation succeeded.
171 Only use store_fixed_bit_field if fallback_p. Don't recompute
172 mode_for_extraction; use op_mode instead. Try forcing memories
173 into registers if the insv expander fails.
174 (store_bit_field): Use store_bit_field_1 with fallback_p true.
175 Don't return a value.
176 (convert_extracted_bit_field): New function, extracted from
178 (extract_bit_field_1): Likewise. Take a fallback_p argument
179 and return NULL if the operation succeeded. Only use
180 extract_fixed_bit_field if fallback_p. Only calculate one
181 extraction mode. Combine code for extv and extzv. Try forcing
182 memories into registers if the ext(z)v expander fails.
183 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
185 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
187 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
189 (df_ref): Likewise. Put regno with other integer fields.
191 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
193 * df.h (df_mw_hardreg): Remove "loc" field.
194 * df-scan.c (df_ref_record): Don't set it. Remove redundant
196 * df-problems.c (df_whole_mw_reg_unused_p): New function,
197 split out from df_set_unused_notes_for_mw. Return false for
198 partial references. Assert that mw_reg is a REG when returning true.
199 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
200 (df_whole_mw_reg_dead_p): New function, split out from
201 df_set_dead_notes_for_mw. Return false for partial references.
202 Assert that mw_reg is a REG when returning true.
203 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
204 Remove redundant bitmap check.
206 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
208 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
209 ($(T)crtend.o): Likwise.
210 ($(T)crtbeginS.o): Likwise.
211 ($(T)crtendS.o): Likwise.
212 ($(T)crtfastmath.o): Likwise.
214 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
216 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
217 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
218 * basic-block.h (struct control_flow_graph): Added x_dom_computed
219 and x_n_bbs_in_dom_tree fields.
221 2007-07-26 Steve Ellcey <sje@cup.hp.com>
223 PR tree-optimization/32087
224 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
225 Do not call scale_bbs_frequencies_int with prob of zero.
227 2007-07-26 Julian Brown <julian@codesourcery.com>
229 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
230 (neon_element_bits): Add prototypes.
231 * config/arm/arm.c (bounds_check, neon_lane_bounds)
232 (neon_const_bounds, neon_element_bits): New functions.
233 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
234 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
235 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
236 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
237 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
238 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
239 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
240 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
241 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
242 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
243 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
244 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
245 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
247 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
249 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
250 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
252 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
253 Julian Brown <julian@codesourcery.com>
255 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
256 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
257 * config/arm/cortex-a8.md: New.
258 * config/arm/cortex-a8-neon.md: New.
259 * config/arm/neon-schedgen.ml: New.
260 * config/arm/neon.md (vqh_mnem): New.
262 (Is_float_mode): New.
263 (Scalar_mul_8_16): New.
265 (V_mode_nunits): New.
266 (All instruction patterns): Annotate with neon_type attribute
268 * config/arm/arm.md: Include cortex-a8.md.
269 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
271 Annotate instruction patterns accordingly.
272 (generic_sched): Do not use generic scheduling for Cortex-A8.
273 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
275 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
277 * fold-const.c (fold_read_from_constant_string): Use
279 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
281 2007-07-26 Nick Clifton <nickc@redhat.com>
283 * tree-ssa-operands.h: Change copyright header to refer to version
284 3 of the GNU General Public License and to point readers at the
285 COPYING3 file and the FSF's license web page.
286 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
287 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
288 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
289 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
290 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
291 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
292 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
293 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
294 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
295 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
296 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
297 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
298 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
299 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
300 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
301 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
302 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
303 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
304 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
305 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
306 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
307 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
308 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
309 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
310 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
311 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
312 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
313 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
314 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
315 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
316 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
317 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
318 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
319 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
320 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
321 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
322 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
323 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
324 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
325 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
326 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
327 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
328 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
329 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
330 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
331 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
332 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
333 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
334 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
335 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
336 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
337 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
338 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
339 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
340 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
341 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
342 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
343 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
344 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
345 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
346 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
347 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
348 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
349 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
350 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
351 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
352 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
353 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
354 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
355 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
356 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
357 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
358 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
359 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
360 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
361 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
362 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
363 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
364 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
365 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
366 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
367 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
368 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
369 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
370 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
371 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
372 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
373 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
374 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
375 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
376 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
377 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
378 vecprim.h, basic-block.h, tree-ssa-structalias.c,
379 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
380 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
381 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
382 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
383 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
384 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
385 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
386 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
387 convert.c, convert.h, langhooks-def.h, reload1.c,
388 tree-ssa-operands.c: Likewise.
390 2007-07-26 Jan Hubicka <jh@suse.cz>
392 * tree-ssa-live.c: Include debug.h and flags.h.
393 (mark_scope_block_unused): New function.
394 (remove_unused_scope_block_p): New function.
395 (remove_unused_locals): Remove unused blocks too.
397 2007-07-25 Ian Lance Taylor <iant@google.com>
399 * combine.c (combine_max_regno): Remove. Remove all uses.
400 (struct reg_stat_struct): Rename from struct reg_stat.
401 (reg_stat_type): Define, and declare VECs.
402 (reg_stat): Change from pointer to VEC. Change all uses.
403 (combine_split_insns): New static function.
404 (try_combine, find_split_point): Call it instead of split_insns.
406 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
408 * cfghooks.c (split_block): Fix the information about loop latch.
410 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
412 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
414 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
416 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
417 Scan the new edge for loop exit info.
419 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
421 * config/darwin.c: Include debug.h.
423 2007-07-25 Steve Ellcey <sje@cup.hp.com>
426 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
428 2007-07-25 Steve Ellcey <sje@cup.hp.com>
430 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
431 (HARD_REGNO_MODE_OK): Ditto.
432 (MODES_TIEABLE_P): Ditto.
433 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
434 (CLASS_MAX_NREGS): Ditto.
435 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
436 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
437 (divdf3_internal_thr): Removed.
438 * config/ia64/div.md: New file.
439 * config/ia64/constraints.md: Add H constraint.
441 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
443 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
444 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
445 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
446 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
447 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
448 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
449 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
450 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
451 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
452 dump_sbitmap_file, debug_sbitmap, popcount_table,
453 sbitmap_popcount): Constify.
454 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
455 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
456 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
457 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
458 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
459 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
460 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
461 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
462 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
463 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
464 sbitmap_popcount, sbitmap_verify_popcount): Constify.
466 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
468 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
469 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
470 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
471 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
472 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
473 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
474 bitmap_intersect_p, bitmap_intersect_compl_p,
475 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
476 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
478 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
479 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
480 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
481 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
482 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
483 debug_bitmap, debug_bitmap_file, bitmap_print,
484 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
485 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
487 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
489 * config/darwin.c (darwin_override_options): Additional fix for
490 debug info formats that don't support var tracking.
492 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
494 * cselib.c (entry_and_rtx_equal_p): Constify.
495 * gengtype.c (output_mangled_typename, write_types, write_local):
497 * gengtype.h (const_type_p): New.
498 * see.c (eq_descriptor_extension, hash_descriptor_extension):
500 * tlink.c (scan_linker_output): De-constify.
501 * tree-ssa-loop-im.c (memref_eq): Constify.
502 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
503 (shared_bitmap_hash, shared_bitmap_eq): Constify.
505 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
507 * c-common.c (fname_as_string, c_type_hash): Constify.
508 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
509 * cgraph.c (edge_hash, edge_eq): Likewise.
510 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
511 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
512 reg_attrs_htab_eq): Likewise.
513 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
515 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
516 const_decl_t, const_state_t, const_automata_list_el_t): New.
517 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
518 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
519 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
520 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
521 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
522 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
523 compare_max_occ_cycle_nums, out_state_arcs_num,
524 compare_transition_els_num, units_cmp, state_reservs_cmp):
526 * genmodes.c (cmp_modes): Likewise.
527 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
528 * gimplify.c (compare_case_labels): Likewise.
529 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
530 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
531 * matrix-reorg.c (mtt_info_hash): Likewise.
532 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
533 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
534 (htab_hash_bucket, htab_hash_elem): Constify.
535 * tree-browser.c (TB_parent_eq): Likewise.
536 * tree-scalar-evolution.c (hash_scev_info): Likewise.
537 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
538 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
539 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
541 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
542 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
543 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
544 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
545 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
547 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
548 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
549 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
550 * tree-ssa-threadupdate.c (redirection_data_hash,
551 redirection_data_eq): Likewise.
552 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
553 * tree-ssa.c (var_ann_eq): Likewise.
554 * tree-vrp.c (compare_case_labels): Likewise.
555 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
556 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
557 tree_not_check_failed, tree_class_check_failed,
558 tree_range_check_failed, tree_not_class_check_failed,
559 omp_clause_check_failed, omp_clause_range_check_failed,
560 tree_contains_struct_check_failed, tree_operand_check_failed):
562 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
563 tree_not_check_failed, tree_class_check_failed,
564 tree_range_check_failed, tree_not_class_check_failed,
565 tree_operand_check_failed, omp_clause_operand_check_failed,
566 tree_operand_length): Likewise.
567 * var-tracking.c (const_variable): New.
568 (variable_htab_hash, variable_htab_eq): Constify.
569 * varasm.c (const_desc_hash): Likewise.
571 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
573 * expr.c (handled_component_p): Constify.
574 * fold-const.c (fit_double_type): Likewise.
575 * real.h (real_value_from_int_cst): Likewise.
576 * tree-flow-inline.h (gimple_in_ssa_p,
577 gimple_aliases_computed_p, gimple_addressable_vars,
578 gimple_call_clobbered_vars, gimple_referenced_vars,
579 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
580 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
581 may_aliases, end_readonly_imm_use_p, has_zero_uses,
582 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
583 is_label_stmt, is_global_var, phi_ssa_name_p,
584 factoring_name_p, is_call_clobbered, tree_common_ann,
585 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
586 unmodifiable_var_p, array_ref_contains_indirect_ref,
587 ref_contains_array_ref, lookup_subvars_for_var,
588 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
589 gimple_mem_ref_stats): Likewise.
590 * tree-flow.h (tree_common_ann, var_ann, function_ann,
591 may_aliases, is_exec_stmt, is_label_stmt,
592 ref_contains_array_ref, array_ref_contains_indirect_ref,
593 var_can_have_subvars, overlap_subvar, is_call_clobbered,
594 unmodifiable_var_p): Likewise.
595 * tree-gimple.c (is_gimple_min_invariant): Likewise.
596 * tree-gimple.h (is_gimple_min_invariant): Likewise.
597 * tree.c (type_hash_list, attribute_hash_list, tree_size,
598 cst_and_fits_in_hwi, real_value_from_int_cst,
599 build_real_from_int_cst, integer_zerop, integer_onep,
600 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
601 tree_floor_log2, real_zerop, real_onep, real_twop,
602 real_minus_onep, really_constant_p, purpose_member, chain_member,
603 list_length, fields_length, int_size_in_bytes, bit_position,
604 int_bit_position, byte_position, int_byte_position, expr_align,
605 array_type_nelts, tree_node_structure,
606 type_contains_placeholder_1, iterative_hash_pointer,
607 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
608 tree_map_base_eq, type_hash_list, type_hash_eq,
609 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
610 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
611 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
612 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
613 int_fits_type_p, get_containing_scope, decl_function_context,
614 decl_type_context, omp_clause_operand_check_failed,
615 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
616 * tree.h (omp_clause_operand_check_failed, tree_size,
617 build_real_from_int_cst, array_type_nelts, purpose_member,
618 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
619 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
620 is_attribute_p, check_qualified_type, expr_align,
621 int_size_in_bytes, bit_position, int_bit_position, byte_position,
622 int_byte_position, list_length, fields_length, initializer_zerop,
623 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
624 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
625 tree_node_structure, handled_component_p, get_containing_scope,
626 decl_function_context, decl_type_context, real_zerop,
627 type_num_arguments, fit_double_type, really_constant_p,
628 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
629 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
630 real_twop, real_minus_onep, int_cst_value): Likewise.
632 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
634 * cfglayout.c (insn_scope, insn_line): Constify.
635 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
636 const_double_htab_hash, const_double_htab_eq,
637 mem_attrs_htab_hash): Likewise.
638 * loop-iv.c (biv_eq): Likewise.
639 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
640 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
641 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
643 * rtl-error.c (location_for_asm, diagnostic_for_asm,
644 error_for_asm, warning_for_asm, _fatal_insn,
645 _fatal_insn_not_found): Likewise.
646 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
647 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
648 rtl_check_failed_type2, rtl_check_failed_code1,
649 rtl_check_failed_code2, rtl_check_failed_code_mode,
650 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
651 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
652 rtl_check_failed_type2, rtl_check_failed_code1,
653 rtl_check_failed_code2, rtl_check_failed_code_mode,
654 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
655 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
656 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
657 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
658 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
659 rtx_unstable_p, get_integer_term, get_related_value,
660 offset_within_block_p, reg_mentioned_p, count_occurrences,
661 reg_referenced_p, reg_used_between_p, no_labels_between_p,
662 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
663 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
664 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
665 find_constant_src, find_reg_fusage, find_regno_fusage,
666 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
667 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
668 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
669 computed_jump_p, auto_inc_p, in_expr_list_p,
670 remove_node_from_expr_list, loc_mentioned_in_p,
671 label_is_jump_target_p, reversed_comparison_code_parts,
672 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
673 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
674 print_inline_rtx): Likewise.
675 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
676 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
677 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
678 get_integer_term, get_related_value, offset_within_block_p,
679 count_occurrences, reg_mentioned_p, no_labels_between_p,
680 reg_used_between_p, reg_referenced_p, single_set_2,
681 multiple_sets, set_noop_p, refers_to_regno_p,
682 reg_overlap_mentioned_p, dead_or_set_p,
683 covers_regno_no_parallel_p, covers_regno_p,
684 dead_or_set_regno_p, find_reg_note, find_regno_note,
685 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
686 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
687 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
688 side_effects_p, may_trap_p_1, may_trap_p,
689 may_trap_after_code_motion_p, may_trap_or_fault_p,
690 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
691 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
692 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
693 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
694 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
696 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
697 warning_for_asm): Likewise.
698 * tree.h (print_rtl): Likewise.
699 * varasm.c (get_pool_mode): Likewise.
701 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
703 * c-lex.c (c_lex_with_flags, lex_string): Constify.
704 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
705 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
706 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
707 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
708 * ddg.c (compare_sccs): Likewise.
709 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
710 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
711 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
712 decimal_do_fix_trunc, decimal_real_to_integer,
713 decimal_real_to_integer2, decimal_real_maxval): Likewise.
714 * dse.c (const_group_info_t): New.
715 (invariant_group_base_eq, invariant_group_base_hash): Constify.
716 * dwarf2out.c (const_dw_die_ref): New.
717 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
718 * tree-browser.c (TB_parent_eq): Likewise.
719 * unwind-dw2-fde.c (__register_frame_info_bases,
720 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
721 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
723 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
724 * unwind-dw2.c (uw_frame_state_for): Likewise.
725 * value-prof.c (histogram_hash, histogram_eq): Likewise.
726 * value-prof.h (const_histogram_value): New.
728 2007-07-25 Richard Sandiford <richard@codesourcery.com>
730 * config/mips/mips.c (machine_function): Add
731 initialized_mips16_gp_pseudo_p.
732 (mips16_gp_pseudo_reg): Do not emit the initialization of
733 mips16_gp_pseudo_rtx when being called from the gimple cost-
734 calculation routines; emit it on the first use outside those
737 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
742 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
743 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
744 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
745 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
746 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
747 Preserve const-ness of parameters through use of __typeof(),
748 also constify and tidy.
750 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
751 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
752 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
753 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
754 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
755 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
756 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
757 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
758 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
760 2007-07-25 Julian Brown <julian@codesourcery.com>
761 Mark Shinwell <shinwell@codesourcery.com>
763 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
764 (alpha_mangle_type): This.
765 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
766 (TARGET_MANGLE_TYPE): Define this instead.
767 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
768 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
769 (arm_init_neon_builtins): Fix comment.
770 (arm_mangle_map_entry): New.
771 (arm_mangle_map): New.
772 (arm_mangle_type): New.
773 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
774 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
775 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
776 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
777 (TARGET_MANGLE_TYPE): Define this instead.
778 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
779 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
780 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
781 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
782 (TARGET_MANGLE_TYPE): Define this instead.
783 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
785 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
786 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
787 (TARGET_MANGLE_TYPE): Define this instead.
788 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
789 (s390_mangle_type): This.
790 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
791 (TARGET_MANGLE_TYPE): Define this instead.
792 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
793 (sparc_mangle_type): This.
794 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
795 (TARGET_MANGLE_TYPE): Define this instead.
796 * cp/mangle.c (write_type): Call mangle_type target hook on all
797 types before mangling. Use original type, not main variant, as
799 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
800 (TARGET_MANGLE_TYPE): This.
801 * target.h (gcc_target): Rename mangle_fundamental_type to
803 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
804 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
806 2007-07-25 Julian Brown <julian@codesourcery.com>
807 Paul Brook <paul@codesourcery.com>
808 Joseph Myers <joseph@codesourcery.com>
809 Mark Shinwell <shinwell@codesourcery.com>
811 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
812 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
813 (with_fpu): Allow --with-fpu=neon.
814 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
815 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
816 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
817 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
818 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
819 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
820 (neon_emit_pair_result_insn, neon_disambiguate_copy)
821 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
822 (output_move_neon): Add prototypes.
823 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
824 (all_fpus): Add FPUTYPE_NEON.
825 (fp_model_for_fpu): Add NEON field.
826 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
827 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
829 (arm_legitimate_address_p): Don't support fancy addressing for NEON
831 (thumb2_legitimate_address_p): Likewise.
832 (neon_valid_immediate): Recognize and prepare constants suitable for
834 (neon_immediate_valid_for_move): New function. Recognize and prepare
835 immediates for NEON move instructions.
836 (neon_immediate_valid_for_logic): New function. Recognize and
837 prepare immediates for NEON logic instructions.
838 (neon_output_logic_immediate): New function. Create asm string
839 suitable for outputting immediate logic instructions.
840 (neon_pairwise_reduce): New function. Implement reduction using
842 (neon_expand_vector_init): New function. Expand a (possibly
843 non-constant) vector initialization.
844 (neon_vector_mem_operand): New function. Memory operands supported
845 for quad-word loads/stores to/from ARM or NEON registers. Don't
846 allow base+offset addressing for core regs.
847 (neon_struct_mem_operand): New function. Valid mems for NEON
849 (coproc_secondary_reload_class): Enable NEON registers to be loaded
850 from neon_vector_mem_operand addresses without a secondary register.
851 (add_minipool_forward_ref): Handle >8-byte minipool entries.
852 (add_minipool_backward_ref): Likewise.
853 (dump_minipool): Likewise.
854 (push_minipool_fix): Likewise.
855 (output_move_quad): New function. Output quad-word moves, loads and
856 stores using ARM registers.
857 (output_move_vfp): Add support for vectors in VFP (NEON) D
859 (output_move_neon): Output a NEON load/store to/from a quadword
861 (arm_print_operand): Implement new codes:
862 - 'c' for unadorned integers (without a # sign).
863 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
865 - 'e', 'f' for the low and high D parts of a NEON Q register.
866 - 'q' outputs a NEON Q register.
867 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
868 - 'T' prints NEON opcode features from a coded bitmask.
869 - 'F' is similar to T, but signed/unsigned codes both print as
871 - 't' is similar to T, but 'u' is printed instead of 'p'.
872 - 'O' prints 'r' if NEON instruction should perform rounding (as
873 specified by bitmask), else prints nothing.
874 - '#' is a punctuation character to stop operand numbers from
875 running together with following digits in the assembler
876 strings for instructions (when using mode attributes).
877 (arm_assemble_integer): Handle extra NEON vector modes. Permute
878 constant vectors in big-endian mode, where necessary.
879 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
880 Handle EI, OI, CI, XI modes.
881 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
882 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
883 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
884 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
885 (neon_builtin_type_bits): Add enumeration, one bit for each vector
887 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
888 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
889 to turn v8qi, etc. into bits defined above.
890 (neon_itype): New enumeration. Classifications of NEON builtins.
891 (neon_builtin_datum): Define struct. Contains information about
892 a single builtin (with multiple modes).
893 (CF): Define helper macro for...
894 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
896 (neon_builtin_data): New array. Define information about builtins
897 for use during initialization/expansion.
898 (arm_init_neon_builtins): New function.
899 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
901 (neon_builtin_compare): New function.
902 (locate_neon_builtin_icode): New function. Find an insn code for a
903 builtin given a function code for that builtin. Also return type of
904 builtin (NEON_BINOP, NEON_UNOP etc.).
905 (builtin_arg): New enumeration. Types of arguments for builtins.
906 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
907 Takes a variable argument list of builtin_arg types, terminated by
909 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
910 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
911 (neon_emit_pair_result_insn): New function. Support returning pairs
912 of vectors via a pointer.
913 (neon_disambiguate_copy): New function. Set up operands for a
914 multi-word copy such that registers do not get clobbered.
915 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
916 ARM_BUILTIN_NEON_BASE.
917 (arm_file_start): Set float-abi attribute for NEON.
918 (arm_vector_mode_supported_p): Enable NEON vector modes.
919 (arm_mangle_map_entry): New.
920 (arm_mangle_map): New.
921 (arm_mangle_vector_type): New.
922 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
924 (TARGET_NEON): New macro. Target supports NEON.
925 (fputype): Add FPUTYPE_NEON.
926 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
927 for vectorization based on command-line arg.
928 (NEON_REGNO_OK_FOR_NREGS): Define.
929 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
930 (VALID_NEON_STRUCT_MODE): Define.
931 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
932 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
933 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
934 (consttable_16): Add pattern for outputting 16-byte minipool
936 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
938 (vec-common.md, neon.md): Include md files.
939 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
940 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
941 (memory_constraint "Ut", "Un", "Us"): Define.
942 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
943 (MMX_char): New mode attribute.
944 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
945 (*add<mode>3_iwmmxt): New insn pattern.
946 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
947 (*sub<mode>3_iwmmxt): New insn pattern.
948 (mulv4hi3): Rename to...
949 (*mulv4hi3_iwmmxt): This.
950 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
951 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
952 (uminv4hi3, uminv2si3): Remove. Replace with...
953 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
954 (*umin<mode>3_iwmmxt): These.
955 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
956 (ashr<mode>3_iwmmxt): This new pattern.
957 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
958 (lshr<mode>3_iwmmxt): This new pattern.
959 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
960 (ashl<mode>3_iwmmxt): This new pattern.
961 * config/arm/neon-docgen.ml: New file. Generate documentation for
963 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
964 * config/arm/arm_neon.h: New (autogenerated).
965 * config/arm/neon-testgen.ml: New file. Generate NEON tests
967 * config/arm/neon.md: New file. Define NEON instructions.
968 * config/arm/neon.ml: New file. Abstract description of NEON
969 instructions, used to generate arm_neon.h header, documentation and
971 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
972 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
974 * doc/extend.texi (ARM Built-in Functions): Rename and remove
976 (ARM NEON Intrinsics): New subsection.
977 * doc/arm-neon-intrinsics.texi: New (autogenerated).
979 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
981 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
984 2007-07-24 Jan Hubicka <jh@suse.cz>
986 * regclass.c (move_table): New type.
987 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
988 (init_move_cost): Break out from ...
989 (init_reg_sets_1): ... here; simplify computation of
990 have_regs-of_mode and contains_reg_of_mode.
991 (record_reg_classes): Unswitch internal loops.
992 (copy_cost): Trigger lazy initialization of move cost
993 (record_address_regs): Likewise.
995 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
997 * config/darwin.c (darwin_override_options): Don't force on
998 flag_var_tracking_uninit when no debug info is requested.
1000 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1002 * cfgloop.c (init_loops_structure): New function.
1003 (flow_loops_find): Create root of the loop tree unconditionally.
1005 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1007 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1009 2007-07-24 Jan Hubicka <jh@suse.cz>
1011 * caller-save.c: Include ggc.h, gt-caller-save.h
1012 (reg_save_code, reg_restore_code): Rename to ...
1013 (cached_reg_save_code, cached_reg_restore_code): ... those.
1014 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1015 (reg_save_code, reg_restore_code): New functions.
1016 (init_caller_save): Do not intialize
1017 reg_save_code/reg_restore_code tables.
1018 * Makefile.in: (gt-caller-save.h): New.
1020 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1022 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1023 with the mode of the original operand instead of
1026 2007-07-23 Jan Hubicka <jH@suse.cz>
1028 * i386.c (ix86_secondary_memory_needed): Break out to...
1029 (inline_secondary_memory_needed): ... here.
1030 (ix86_memory_move_cost): Break out to ...
1031 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1032 maximum of input and output; fix handling of Q_REGS on 64bit.
1033 (ix86_secondary_memory_needed): Microoptimize.
1035 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1037 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1038 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1039 stmts_from_loop, known_dependences_p, build_rdg): New.
1040 * tree-data-ref.h: Depends on graphds.h.
1041 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1042 (build_rdg): Declared.
1043 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1045 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1047 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1050 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1051 Jakub Jelinek <jakub@redhat.com>
1053 PR middle-end/PR28690
1054 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1055 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1056 and MEM_POINTER operands over REG and MEM operands.
1057 (swap_commutative_operands_p): Change return value to bool.
1058 * rtl.h: Update the corresponding prototype.
1059 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1060 instead of gen_rtx_PLUS.
1061 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1062 value to bool. Change function arguments to rtx's and update code
1064 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1065 calls to match the new declaration.
1066 * simplify-rtx.c (simplify_associative_operation): Don't
1067 reorder simplify_binary_operation arguments.
1069 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1071 * config/mips/mips.c (override_options): Use mips_costs to derive
1072 the default branch cost.
1073 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1075 * config/mips/mips.opt (mbranch-cost=): New option.
1076 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1078 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1080 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1081 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1082 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1083 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1085 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1087 * config/mips/constraints.md (ks): New constraint.
1088 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1089 (*add<mode>3_mips16): ...here.
1091 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1093 * optabs.h (enum optab_index): Add new OTI_signbit.
1094 (signbit_optab): Define corresponding macro.
1095 (enum insn_code signbit_optab[]): Remove array.
1096 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1097 (expand_copysign_absneg): If back end provides signbit insn, use it
1098 instead of bit operations on floating point argument.
1099 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1100 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1101 availability of signbit insn.
1103 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1104 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1105 SSE mode is not active.
1106 (isinf<mode>2): Disable for mfpmath=sse,387.
1108 2007-07-22 Ben Elliston <bje@au.ibm.com>
1110 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1112 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1114 2007-07-20 Richard Guenther <rguenther@suse.de>
1116 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1117 integral typed condition.
1118 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1119 booleanness. Only preserve conversions from a non-base
1120 type to a base type, not in general between types with
1121 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1122 * tree.def (COND_EXPR): Document that the condition
1123 can be of any integral type.
1125 2007-07-20 Nigel Stephens <nigel@mips.com>
1126 Richard Sandiford <richard@codesourcery.com>
1128 * config/mips/mips.h (mips_dwarf_regno): Declare.
1129 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1130 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1131 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1132 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1133 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1134 (REG_CLASS_NAMES): Update accordingly.
1135 * config/mips/mips.c (mips_dwarf_regno): New array.
1136 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1137 (mips_subword): Remove special handling for accumulator registers.
1138 (override_options): Initiailize mips_dwarf_regno. Remove use
1140 (mips_swap_registers): New function.
1141 (mips_conditional_register_usage): Swap accumulator registers
1142 around if TARGET_LITTLE_ENDIAN.
1143 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1144 * config/mips/constraints.md (h, l): Use the endianness to choose
1145 between MD0_REG and MD1_REG.
1146 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1147 alternative-dependent template.
1149 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1151 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1154 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1156 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1157 predecessor fallthru flags.
1159 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1161 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1162 of compare to the same type.
1163 * cfgloopmanip.c (add_loop): Update information about loop exits.
1164 (loop_version): Remove the innermost loop requirement.
1165 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1166 to sizetype for pointers.
1168 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1170 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1171 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1172 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1174 * config/dfp-bit.c: Empty for TFmode conversions.
1176 2007-07-18 Caroline Tice <ctice@apple.com>
1178 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1179 and handle them correctly; check that src is not NULL before
1181 (find_src_set_src): Likewise.
1183 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1185 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1186 (struct alignment_context, init_alignment_context): New.
1187 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1188 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1189 (XCHAL_HAVE_S32C1I): Likewise.
1190 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1191 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1192 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1193 (ATOMIC, HQI): New macros.
1194 (memory_barrier, *memory_barrier): New.
1195 (sync_lock_releasesi): New.
1196 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1197 (sync_lock_test_and_set<mode>): New.
1198 (sync_<atomic><mode>): New.
1199 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1200 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1201 (xtensa_expand_atomic): New.
1203 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1207 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1208 transformation for builtin ISNORMAL.
1209 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1210 * builtins.def (BUILT_IN_ISNORMAL): New.
1211 * doc/extend.texi: Document isnormal.
1213 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1217 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1218 optabs infrastructure. Provide generic implementation for
1220 (expand_builtin): Handle FINITE/ISFINITE.
1221 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1222 (fold_builtin_1): Likewise.
1224 * builtins.def (BUILT_IN_ISFINITE): New.
1226 * doc/extend.texi: Document isfinite.
1228 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1233 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1234 generic fallback for isinf.
1235 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1236 calculation code ...
1237 * real.c (get_max_float): ... to here.
1238 * real.h (get_max_float): New.
1240 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1244 * builtin-attrs.def (ATTR_TYPEGENERIC,
1245 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1247 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1248 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1249 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1250 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1252 * c-common.c (handle_type_generic_attribute): New.
1253 (c_common_attribute_table): Add "type generic".
1255 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1257 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1259 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1260 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1263 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1266 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1267 checking that the operand is an expression.
1269 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1270 Danny Smith <dannysmith@users.sourceforge.net>
1273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1274 file mapping object in local namespace if Windows version later
1277 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1279 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1280 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1281 arm_cannot_force_const_mem.
1282 (arm_cannot_force_const_mem): New function.
1283 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1284 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1285 of arm_tls_referenced_p.
1286 * config/arm/arm.md (movsi): Split out-of-section constants when
1287 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1288 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1290 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1292 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1294 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1296 * config/mips/mips.md (*extendqihi2): Convert the destination
1299 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1301 * config/pa/fptr.c: Update license header.
1302 * config/pa/milli64.S: Likewise.
1304 2007-07-17 Nick Clifton <nickc@redhat.com>
1306 * COPYING_v3: New file. Contains version 3 of the GNU General
1308 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1309 Lesser General Public License.
1310 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1311 the GNU General Public License.
1313 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1315 PR rtl-optimization/32773
1316 * cfglayout.c (force_one_exit_fallthru): New function.
1317 (cfg_layout_finalize): Use it.
1319 2007-07-16 Richard Guenther <rguenther@suse.de>
1320 Uros Bizjak <ubizjak@gmail.com>
1322 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1323 before forcing it to gimple operand.
1325 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1326 David Ung <davidu@mips.com>
1328 * config/mips/mips.h (TUNE_24K): Define.
1329 (TUNE_MACC_CHAINS): Add TUNE_24K.
1330 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1332 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1333 (r74k_int_madd): .. this new reservation.
1334 (define_bypass): Fixed bypasses for r74k_int_madd to use
1336 * config/mips/24k.md (define_bypass): Define new
1337 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1339 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1340 Nigel Stephens <nigel@mips.com>
1342 * config/mips/mips.md: Include 20kc.md.
1343 * config/mips/20kc.md: New file.
1344 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1345 (mips_adjust_cost): Tweak for 20Kc.
1346 (mips_issue_rate): Likewise.
1347 * config/mips/mips.h (TUNE_20KC): Define.
1349 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1351 * config/rs6000/rs6000.c (struct processor_cost): Add
1352 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1354 (*_cost): Add cache information.
1355 (rs6000_override_options): Set cache parameters.
1357 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1360 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1361 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1363 2007-07-16 Paul Brook <paul@codesourcery.com>
1366 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1367 (cirrus_thumb2_movsi_insn): Ditto.
1369 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1371 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1374 2007-07-15 Andrew Haley <aph@redhat.com>
1376 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1377 before looking in the context.
1379 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1383 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1384 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1385 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1386 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1387 to generate .CALLINFO statement.
1388 (hppa_expand_prologue): Set rp_saved.
1389 (hppa_expand_epilogue): Use rp_saved.
1390 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1391 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1393 2007-07-14 Dirk Mueller <dmueller@suse.de>
1395 * omega.c (coalesce): Fix memory leak on early exit.
1396 * matrix-reorg.c (check_allocation_function): Likewise.
1397 * tree-vect-transform.c (vect_get_new_vect_var): free result
1399 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1400 pass pointer to edge vector
1401 (partition_hot_cold_basic_blocks): Fix memory leak.
1402 * collect2.c (prefix_from_string): Free temporary storage.
1403 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1405 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1407 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1408 (DO_GLOBAL_DTORS_BODY): Likewise.
1410 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1411 Nigel Stephens <nigel@mips.com>
1413 * config/mips/mips.c (mips_classify_symbol): Don't return
1414 SYMBOL_SMALL_DATA for constant pool addresses if
1415 TARGET_EMBEDDED_DATA is true.
1417 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1420 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1421 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1422 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1423 __builtin_ia32_storehps, __builtin_ia32_storelps,
1424 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1425 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1426 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1427 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1428 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1429 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1430 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1431 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1432 using def_builtin_const.
1434 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1436 PR tree-optimization/32705
1437 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1438 (simplify_binary_expression): Use SSA_VAL consistently.
1440 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1442 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1443 (SPEFSCR_REGNO): Delete definition.
1444 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1445 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1446 * config/rs6000/rs6000.h: Do not define *_REGNO.
1447 LINK_REGISTER_REGNUM -> LR_REGNO.
1448 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1449 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1450 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1451 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1452 R_VRSAVE, R_VSCR. Use them.
1453 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1454 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1455 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1456 * config/rs6000/aix.h: Define R_LR. Use it.
1458 2007-07-13 Caroline Tice <ctice@apple.com>
1460 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1461 flag_var_tracking is explicitly turned off (i.e. when variable
1462 tracking is not feasible); otherwise, turn flag_var_tracking on when
1463 flag_var_tracking_uninit is on.
1464 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1465 note definitions, to allow recording of initialization status in the
1467 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1468 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1469 determine if two note locations are equal.
1470 (output_loc_list): Don't output list entries whose start & end labels
1472 (reg_loc_descriptor): Add parameter for initialization status; pass it
1473 to other loc descriptor functions.
1474 (one_reg_loc_descriptor): Add parameter for initialization status;
1475 check its value and add DW_OP_GNU_uninit to returned loc descr if
1477 (multiple_reg_loc_descriptor): Add parameter for initialization
1479 pass init status argument to other loc descriptor functions; check
1480 value of intialization parameter and add DW_OP_GNU_uninit to returned
1481 loc descr if appropriate.
1482 (based_loc_descr): Add parameter for initialization status; add new
1483 variable for return value; check value of initialization parameter and
1484 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1485 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1486 pass init status argument to other loc descriptor functions; check
1487 value of intialization parameter and add DW_OP_GNU_uninit to returned
1488 loc descr if appropriate.
1489 (mem_loc_descriptor): Likewise.
1490 (concat_loc_descriptor): Likewise.
1491 (concatn_loc_descriptor): Likewise.
1492 (loc_descriptor): Add parameter for initialization status; pass it as
1493 argument to other loc descriptor function calls.
1494 (loc_descriptor_from_tree_1): Add appropriate initialization status
1495 to loc descriptor function calls.
1496 (add_location_or_const_value_attribute): Get initialization status
1497 from VAR_LOCATION note; add initialization status to loc descriptor
1499 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1500 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1501 status is uninitialized, add "[uninint]" to output.
1502 * common.opt (fvar-tracking-uninit): New option, similar to
1503 fvar-tracking, to turn on tracking of uninitialized variables; creates
1504 a new global flag, flag_var_tracking_uninit.
1505 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1506 (enum var_init_status): New type, for var initialization status field.
1507 * var-tracking.c (struct location_chain_def): Two new fields, init,
1508 for initialization status, and set_src for the assignment value expr.
1509 (unshare_variable): New parameter for initialization status;
1510 initialize new init and set_src fields.
1511 (var_reg_set): New parameters for initialization status and value;
1512 pass them to set_variable_part.
1513 (var_mem_set): Likewise.
1514 (get_init_value): New function.
1515 (var_reg_delete_and_set): New initialization status & value
1516 parameters; add call to get_init_value if status is unknown; pass new
1517 parameters to clobber_variable_part and var_reg_set.
1518 (var_mem_delete_and_set): Likewise.
1519 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1520 (var_mem_delete): Likewise.
1521 (variable_union): Pass status to unshare_variable; initialize new init
1522 and set_src fields. If flag_var_tracking_uninit is not set, force
1523 status to initialized.
1524 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1525 used later to get the set_src value.
1526 (find_src_status): New function.
1527 (find_src_set_src): New function.
1528 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1529 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1530 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1531 and var_mem_delete_and_set.
1532 (dump_variable): Print out "[uninit]" if appropriate.
1533 (set_variable_part): Add new initialization and set_src parameters;
1534 pass status to unshare_variable; set node->init and node- >set_src
1535 fields and modify slot in hash table appropriately; save the init and
1536 set_src values if appropriate and assign to the new node.
1537 (clobber_variable_part): New set_src parameter; if two nodes have
1538 same variable and same location but different set_src (assignment)
1539 values, clobber old node.
1540 (delete_variable_part): Pass init status to unshare_variable.
1541 (emit_note_insn_var_location): Add initialized var; assign var's init
1542 status to new 'initialized'; pass new init status field to calls to
1543 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1544 status to initialized.
1545 (emit_notes_in_bb): Pass initialization status to calls to
1546 var_reg_set, var_mem_set, var_reg_delete_and_set and
1547 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1548 var_reg_delete_and_set and var_mem_delete_and_set; call
1549 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1550 make up for change in add_stores.
1551 (vt_add_function_parameters): Add status to calls to
1553 * config/darwin.c (darwin_override_options): Turn on uninitialized
1554 tracking automatically, if var_tracking is on and the system is
1557 2007-07-13 Sa Liu <saliu@de.ibm.com>
1559 * config.gcc: Add options for arch and tune on SPU.
1560 * config/spu/predicates.md: Add constant operands 0 and 1.
1561 * config/spu/spu-builtins.def: Add builtins for double precision
1562 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1563 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1565 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1567 * config/spu/spu-protos.h: Add new function prototypes.
1568 * config/spu/spu.c (spu_override_options): Check options -march and
1570 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1571 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1573 (spu_const_from_int): New. Create a vector constant from 4 ints.
1574 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1575 (spu_emit_vector_compare): New. Emit vector compare.
1576 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1577 * config/spu/spu.h: Add options -march and -mtune. Define processor
1578 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1579 CANONICALIZE_COMPARISON.
1580 * config/spu/spu.md: Add new insns for double precision compare
1581 and double precision vector compare. Add vcond and smax/smin patterns
1582 to enable DFmode vector conditional expression.
1583 * config/spu/spu.opt: Add options -march and -mtune.
1584 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1585 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1586 both CELL and CELLEDP targets: spu_testsv.
1587 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1590 2007-07-13 Richard Guenther <rguenther@suse.de>
1592 PR tree-optimization/32721
1593 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1594 TREE_THIS_VOLATILE on the folded reference.
1595 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1596 if the array reference has TREE_THIS_VOLATILE set.
1598 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1601 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1603 2007-07-13 Andreas Schwab <schwab@suse.de>
1605 * gengtype-lex.l: Allow declarations to be indented.
1607 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1609 * ginclude/tgmath.h: New.
1610 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1611 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1612 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1613 * configure: Regenerate.
1615 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1617 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1618 correct index when setting register save state for xd
1621 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1623 * config/sh/sh.c (mark_use): Remove.
1625 2007-07-12 Paul Brook <paul@codesourcery.com>
1627 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1628 reg does not overlap return value.
1630 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1632 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1633 (set_expression_vuses): Ditto.
1634 (init_pre): Initialize expression_vuses.
1636 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1638 * config/i386/sse.md (storentdf, storentsf): New.
1640 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1642 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1644 * tree.c (build_decl_stat): Move code from here...
1645 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1646 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1647 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1648 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1649 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1652 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1653 Devang Patel <dpatel@apple.com>
1655 PR tree-optimization/25413
1656 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1657 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1658 * tree.h (contains_packed_reference): New.
1659 * expr.c (contains_packed_reference): New.
1660 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1661 (vect_enhance_data_refs_alignment): Call
1662 vector_alignment_reachable_p.
1663 * target.h (vector_alignment_reachable): New builtin.
1664 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1665 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1666 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1668 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1670 * target.h (builtin_vectorization_cost): Add new target builtin.
1671 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1672 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1673 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1674 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1675 uninitialized variables.
1676 * tree-vect-transform.c (cost_for_stmt): New function.
1677 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1678 using cost 1 for all scalar stmts. Be less conservative when
1679 estimating the number of prologue/epulogue iterations. Call
1680 targetm.vectorize.builtin_vectorization_cost. Return
1681 min_profitable_iters-1.
1682 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1683 initialization cost instead of TARG_VEC_STMT_COST. Use
1684 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1685 epilogue code. Fix epilogue cost computation.
1686 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1687 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1688 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1689 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1690 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1691 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1693 2007-07-12 Richard Guenther <rguenther@suse.de>
1695 * gimplify.c (gimplify_conversion): Make sure that the result
1696 from maybe_fold_offset_to_reference is trivially convertible
1697 to the desired type before doing the simplification.
1698 (gimplify_expr): Likewise.
1699 * fold-const.c (fold_binary): Use the correct types for
1700 building the simplified expression.
1702 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1704 PR rtl-optimization/32729
1705 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1706 that fallthru to exit.
1708 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1711 (symDTPOFF2reg): Likewise.
1713 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1715 PR tree-optimization/32663
1717 * tree.h (VALUE_HANDLE_VUSES): Remove.
1718 (struct tree_value_handle): Remove vuses.
1720 * tree-vn.c (create_value_handle_for_expr): Don't set
1723 * tree-ssa-pre.c (expression_vuses): New.
1724 (alloc_expression_id): Set up expression_vuses.
1725 (get_expression_vuses): New.
1726 (set_expression_vuses): Ditto.
1727 (clear_expression_ids): Modify for expression_vuses.
1728 (phi_translate_1): Ditto.
1729 (phi_translate_set): Ditto.
1730 (value_dies_in_block_x): Ditto
1731 (valid_in_sets): Ditto.
1732 (add_to_sets): Ditto.
1733 (find_existing_value_expr): Ditto.
1734 (create_value_handle_for_expr): Ditto.
1735 (make_values_for_stmt): Ditto.
1736 (vuse_equiv): Remove.
1738 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1740 * Makefile.in (mostlyclean): Remove object files.
1742 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1744 * toplev.c (no_new_pseudos): Deleted.
1745 * rtl.h (no_new_pseudos): Deleted.
1746 * tree-pass.h (pass_no_new_pseudos): Deleted.
1747 * passes.c (pass_no_new_pseudos): Deleted.
1748 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1749 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1750 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1752 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1753 * rtlhooks.c (gen_lowpart_general): Ditto.
1754 * optabs.c (prepare_operand): Ditto.
1755 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1757 * modulo-sched.c (rest_of_handle_sms): Ditto.
1758 * see.c (rest_of_handle_see): Ditto.
1759 * ifcvt.c (if_convert): Ditto.
1760 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1762 * init-regs.c (gate_initialize_regs): Deleted set of
1764 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1765 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1766 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1768 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1772 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1773 (*vec_extractv2di_1_rex64): New insn pattern.
1775 2007-07-11 David Daney <ddaney@avtrex.com>
1777 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1778 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1779 for SIGNAL_UNWIND_RETURN_COLUMN.
1780 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1781 (DWARF_FRAME_REGNUM): Rewrite.
1782 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1784 2007-07-11 Nick Clifton <nickc@redhat.com>
1786 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1787 delta and use gen_int_mode in place of GET_INT instead.
1789 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1791 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1794 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1796 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1797 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1799 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1800 (USE_CANONICAL_TYPES): New.
1801 * doc/invoke.texi (verify-canonical-types): Remove.
1802 (use-canonical-types): Add.
1804 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1806 * config/spu/spu.c (spu_optimization_options): Remove setting of
1807 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1808 (spu_override_options): Move it here.
1810 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1812 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1813 * config/mips/mips.c (mips_cpu_info_table): Mention
1814 MIPS_ISA_LEVEL_SPEC in the comment.
1816 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1818 PR tree-optimization/32713
1819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1821 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1824 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1825 conditional to flag_isoc99.
1826 (c_common_init_options): Do it here, unconditionally.
1828 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1830 PR tree-optimization/32589
1831 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1832 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1833 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1834 predicate, extracted from...
1835 (set_rhs): ...here. Call it for the expression on entry.
1836 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1837 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1838 (simplify_binary_expression): Use valid_gimple_expression_p
1839 to validate the simplification.
1840 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1842 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1844 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1845 DWARF2_DEBUG on 32 bit target too.
1846 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1848 2007-07-11 Nick Clifton <nickc@redhat.com>
1850 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1851 version for 64-bit hosts.
1853 2007-07-10 David Daney <ddaney@avtrex.com>
1855 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1857 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1859 * config/mips/mips.c (mips_expand_synci_loop): New function.
1860 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1861 (UNSPEC_RDHWR): Same.
1862 (UNSPEC_SYNCI): Same.
1863 (UNSPEC_SYNC): Same.
1864 (clear_cache): New expand.
1868 (clear_hazard): Same.
1869 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1871 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1872 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1874 2007-07-10 Ian Lance Taylor <iant@google.com>
1876 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1879 2007-07-10 David Daney <ddaney@avtrex.com>
1881 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1882 * builtins.c (expand_builtin___clear_cache): New function.
1883 (expand_builtin): Call expand_builtin___clear_cache for
1884 BUILT_IN_CLEAR_CACHE case.
1885 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1886 * doc/md.texi (clear_cache): Document new instruction pattern.
1887 * testsuite/gcc.dg/builtins-64.c: New test.
1889 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1891 * config/cris/cris.md ("movsi"): Fix typo in last change.
1893 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1896 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1898 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1899 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1900 for FUNCTION_DECLs. Don't use align_functions_log if
1902 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1903 even for FUNCTION_DECLs.
1904 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1906 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1907 (DECL_FUNCTION_CODE): Update for new location and name of
1909 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1910 (struct tree_decl_common): Move 'align' and 'off_align' out
1911 of union, ensure they're still on a 32-bit boundary. Remove
1912 other fields in union 'u1'.
1913 (struct tree_function_decl): Add field 'function_code' replacing
1914 'u1.f' in tree_decl_common.
1915 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1916 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1917 (Variable Attributes): Cross-reference 'aligned' attribute
1918 to Function Attributes.
1919 * flags.h (force_align_functions_log): Delete.
1920 * toplev.c (force_align_functions_log): Delete.
1922 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1925 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1926 (*vec_concatv2di_rex): New insn pattern.
1928 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1931 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1933 2007-07-10 Ian Lance Taylor <iant@google.com>
1935 Replace no_new_pseudos in backends.
1936 * rtl.h (can_create_pseudo_p): Define.
1937 * config/darwin.c (machopic_indirect_data_reference): Use
1938 can_create_pseudo_p () instead of no_new_pseudos.
1939 (machopic_indirect_data_reference): Likewise.
1940 (machopic_legitimize_pic_address): Likewise.
1941 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1942 (alpha_emit_set_const_1): Likewise.
1943 (alpha_emit_set_const): Likewise.
1944 (alpha_emit_conditional_move): Likewise.
1945 (alpha_split_conditional_move): Likewise.
1946 * config/alpha/alpha.md (various splitters): Likewise.
1948 * config/arm/arm.c (legitimize_pic_address): Likewise.
1949 (arm_load_pic_register): Likewise.
1950 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1951 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1952 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1953 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1954 * config/cris/cris.md (movsi): Likewise.
1955 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1956 (symGOTOFF2reg_hilo): Likewise.
1957 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1958 * config/h8300/h8300.md (insv, extzv): Likewise.
1959 * config/i386/i386.c (ix86_expand_move): Likewise.
1960 (ix86_expand_vector_move): Likewise.
1961 (ix86_prepare_fp_compare_args): Likewise.
1962 (ix86_expand_carry_flag_compare): Likewise.
1963 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1964 (tls_dynamic_gnu2_combine_32): Likewise.
1965 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1966 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1967 (ia64_expand_movxf_movrf): Likewise.
1968 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1969 (m32c_split_move): Likewise.
1970 (m32c_expand_insv): Likewise.
1971 * config/m68k/m68k.md (movsi): Likewise.
1972 * config/mips/mips.c (mips_force_temporary): Likewise.
1973 (mips_split_symbol): Likewise.
1974 (mips_move_integer): Likewise.
1975 (mips_legitimize_const_move): Likewise.
1976 * config/mn10300/mn10300.md (movsi): Likewise.
1977 * config/pa/pa.c (emit_move_sequence): Likewise.
1978 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1979 (rs6000_got_register): Likewise.
1980 (create_TOC_reference): Likewise.
1981 (rs6000_machopic_legitimize_pic_address): Likewise.
1982 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1983 (various splitters): Likewise.
1984 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1985 (movsi_got): Likewise.
1986 * config/s390/s390.c (emit_symbolic_move): Likewise.
1987 * config/s390/s390.md (movhi, movqi): Likewise.
1988 (load_multiple, store_multiple): Likewise.
1989 * config/score/score.c (score_force_temporary): Likewise.
1990 * config/sh/sh.c (prepare_move_operands): Likewise.
1991 (prepare_cbranch_operands): Likewise.
1992 (emit_fpu_switch): Likewise.
1993 (fpscr_set_from_mem): Likewise.
1994 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1995 (adddi3, subsi3): Likewise.
1996 (various splitters): Likewise.
1997 (divsi_inv_fp_combine): Likewise.
1998 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1999 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2001 * config/sh/predicates.md (xor_operand): Likewise.
2002 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2003 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2004 (movdi_pic_label_ref): Likewise.
2005 * config/spu/spu.c (spu_split_immediate): Likewise.
2006 * config/alpha/alpha.md (various splitters): Remove test
2007 !no_new_pseudos || reload_completed.
2008 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2010 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2011 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2012 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2013 * config/score/score.c (th_output_mi_thunk): Likewise.
2014 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2015 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2017 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2019 PR rtl-optimization/32664
2020 * mode-switching.c (create_pre_exit): Skip barrier insns.
2022 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2024 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2025 force_gimple_operand_bsi.
2026 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2027 rewrite_use_compare): Ditto.
2028 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2030 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2031 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2032 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2033 * tree-profile.c (prepare_instrumented_value,
2034 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2035 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2036 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2037 tree_gen_ior_profiler): Ditto.
2038 * tree-ssa-reassoc.c (negate_value): Ditto.
2039 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2040 Use force_gimple_operand_bsi.
2041 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2042 * tree-if-conv.c (add_to_dst_predicate_list,
2043 find_phi_replacement_condition): Ditto.
2044 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2045 Call mark_symbols_for_renaming for new statements.
2046 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2048 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2050 * cfghooks.c (remove_edge): New function.
2051 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2053 * cfghooks.h (remove_edge): Declare.
2054 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2055 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2057 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2059 * optabs.h: Added declaration for signbit_optab.
2060 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2061 * genoptinit.c (optabs): Added entry for signbit insns.
2062 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2064 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2065 * config/s390/s390.md (signbit<mode>2): New expander.
2067 2007-07-09 Richard Guenther <rguenther@suse.de>
2070 * fold-const.c (fold_plusminus_mult_expr): Move constant
2071 arguments second to allow decomposing.
2073 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2076 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2078 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2079 Disregard DECL_FROM_INLINE.
2081 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2084 * doc/invoke.texi: Add ftree-reassoc flag.
2085 * common.opt (ftree-reassoc): New flag.
2086 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2087 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2089 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2091 PR tree-optimization/32681
2092 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2093 saved in second_edge->aux when first_bb is a loop header.
2095 2007-07-09 Jan HUbicka <jh@suse.cz>
2097 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2099 2007-07-09 Richard Guenther <rguenther@suse.de>
2101 * c-decl.c (start_function): Do not promote return type.
2103 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2105 * function.c (do_warn_unused_parameter): Do not warn if
2106 TREE_NO_WARNING is set.
2108 2007-07-08 Andreas Schwab <schwab@suse.de>
2110 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2112 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2115 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2117 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2118 apply to assembly language, too.
2119 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2121 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2123 Revert (note the sccvn portions are *not* reverted)
2124 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2126 Fix PR tree-optimization/23488
2128 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2130 * tree-flow-inline.h (get_value_handle): Ditto.
2131 * tree-ssa-pre.c (decl_vh_map): New.
2132 (decl_node_pool): New.
2133 (can_value_number_operation): Support DECL_P.
2134 (can_PRE_operation): Ditto.
2135 (create_expression_by_pieces): Ditto.
2136 (find_existing_value_expr): Modify to differnetiate between
2137 addressing and top level.
2138 (create_value_handle_for_expr): Handle DECL's.
2139 (poolify_tree): Ditto.
2140 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2141 (make_values_for_stmt): Handle DECL's properly.
2142 (init_pre): Reorg to not init useless things during FRE.
2144 * tree-flow.h: Include pointer-set.h.
2145 (decl_vh_map): Declare.
2146 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2148 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2150 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2151 the constraint description.
2152 * doc/md.texi: Update documentation of AVR constraints.
2154 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2156 * auto-inc-dec.c, config/arm/arm.c,
2157 config/m32r/constraints.md, config/mips/mips.md,
2158 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2159 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2160 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2161 typos. Follow spelling conventions.
2162 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2164 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2165 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2167 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2168 realloc_vuse): Remove.
2169 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2172 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2174 Fix PR tree-optimization/23488
2176 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2177 (try_to_simplify): Ditto.
2179 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2181 * tree-flow-inline.h (get_value_handle): Ditto.
2182 * tree-ssa-pre.c (decl_vh_map): New.
2183 (decl_node_pool): New.
2184 (can_value_number_operation): Support DECL_P.
2185 (can_PRE_operation): Ditto.
2186 (create_expression_by_pieces): Ditto.
2187 (find_existing_value_expr): Modify to differnetiate between
2188 addressing and top level.
2189 (create_value_handle_for_expr): Handle DECL's.
2190 (poolify_tree): Ditto.
2191 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2192 (make_values_for_stmt): Handle DECL's properly.
2193 (init_pre): Reorg to not init useless things during FRE.
2195 * tree-flow.h: Include pointer-set.h.
2196 (decl_vh_map): Declare.
2197 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2199 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2201 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2202 apply to assembly language, too.
2203 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2205 2007-07-06 Ian Lance Taylor <iant@google.com>
2206 Zack Weinberg <zackw@panix.com>
2209 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2211 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2213 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2214 (prefetch): Likewise if "pref" would be used.
2216 2007-07-06 Josh Conner <jconner@apple.com>
2220 * calls.c (store_one_arg): Handle arguments which are partially
2221 on the stack when detecting argument overlap.
2223 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2225 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2226 chosen during find_reloads.
2228 2007-07-06 Richard Guenther <rguenther@suse.de>
2230 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2231 TYPE_ARG_TYPES for verification of argument types. Use
2232 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2233 parameters as variable arguments.
2235 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2237 * libgcc2.h (word_type): Type definition removed.
2238 (cmp_return_type, shift_count_type): Type definitions added.
2239 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2240 replaced with shift_count_type.
2241 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2243 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2244 changed from word_type to Wtype.
2245 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2246 replaced with shift_count_type.
2247 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2249 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2250 and libgcc_shift_count attribute added.
2251 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2252 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2253 (TARGET_INITIALIZER): New target hooks added.
2254 * targhooks.c (default_libgcc_cmp_return_mode,
2255 default_libgcc_shift_count_mode): Default implementations for the new
2257 * targhooks.h (default_libgcc_cmp_return_mode,
2258 default_libgcc_shift_count_mode): Function prototypes added.
2259 * target.h (struct gcc_target): Fields for the new target hooks added.
2260 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2262 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2265 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2266 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2268 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2269 s390_libgcc_shift_count_mode): Functions added.
2270 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2271 Target hooks defined.
2273 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2275 * config/mips/mips.c (compute_frame_size): Restore the original
2276 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2277 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2278 Document why the difference is needed.
2280 2007-07-06 Richard Guenther <rguenther@suse.de>
2282 * c-common.c (boolean_increment): Use correctly typed
2285 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2287 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2288 the topmost argument register is not also included in the save mask.
2289 (mips16e_collect_argument_save_p): Take a pointer to the argument
2290 register, rather than a pointer to the number of arguments.
2291 (mips16e_collect_argument_saves): Only include argument saves
2292 that aren't in the register mask.
2294 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2296 PR rtl-optimization/32450
2297 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2298 to ensure that instructions are not moved into the prologue when
2299 profiling is on. Remove unused prologue_end variable.
2300 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2301 as a scheduling barrier.
2303 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2307 Disregard DECL_FROM_INLINE.
2309 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2311 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2312 IORing with a constant.
2314 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2316 PR rtl-optimization/32475
2317 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2318 for every definition of the stack pointer.
2320 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2322 * arm.c (vfp3_const_double_index): Copy signed results of
2323 REAL_VALUE_TO_INT into unsigned vars.
2325 2007-07-05 Richard Guenther <rguenther@suse.de>
2328 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2330 * tree-ssa.c (useless_type_conversion_p): Check canonical
2333 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2335 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2336 zero_extendhisi2): Change to define_insn_and_split.
2337 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2339 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2341 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2342 pass_match_asm_constraints): New.
2343 * passes.c (init_optimization_passes): Add new pass.
2344 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2345 * function.h (struct function): Add has_asm_statement bit.
2346 (current_function_has_asm_statement): New.
2347 * tree-pass.h (pass_match_asm_constraints): New.
2349 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2351 * config/mips/mips.c (mips_file_start): Avoid declaration
2354 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2356 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2358 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2360 * rtl.def (NOTE): Change print format string to print
2361 operand 5 as a note insn name.
2363 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2364 David Ung <davidu@mips.com>
2366 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2367 * doc/invoke.texi: (MIPS Options): Document them.
2369 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2370 David Ung <davidu@mips.com>
2372 Add support for SmartMIPS ASE.
2374 * optabs.c (expand_binop_directly): New, broken out from...
2375 (expand_binop): Here. Make it try rotating in the other
2376 direction even when the second operand isn't constant.
2377 * config/mips/mips.md (*lwxs): New.
2378 * config/mips/mips.opt (msmartmips): New.
2379 * config/mips/mips.c (mips_lwxs_address_p): New.
2380 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2381 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2382 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2383 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2384 (ISA_HAS_LWXS): New.
2385 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2386 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2387 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2388 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2389 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2390 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2391 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2393 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2395 * tree-vectorizer.c (new_loop_vec_info): Initialize
2396 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2397 * tree-vectorizer.h (_loop_vec_info): Added new filed
2398 min_profitable_iters.
2399 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2400 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2401 * tree-vect-analyze.c (vect_analyze_operations): Set
2402 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2403 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2404 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2405 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2406 and prologue cost to after they are computed.
2407 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2409 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2410 of creating vectors from scalars according to dt.
2411 (vect_model_store_cost): Likewise.
2412 (vectorizable_call): Use dt array instead of scalar dt. Call
2413 vect_model_simple_cost with additional argument dt.
2414 (vectorizable_assignment): Likewise.
2415 (vectorizable_operation): Likewise.
2416 (vectorizable_type_demotion): Likewise.
2417 (vectorizable_type_promotion): Likewise.
2418 (vectorizable_store): Use dt array instead of scalar dt. Call
2419 vect_model_store_cost with additional argument dt.
2420 (vect_do_peeling_for_loop_bound): Don't call
2421 vect_estimate_min_profitable_iters. Instead, lookup
2422 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2423 "may not be profitable".
2425 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2428 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2429 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2430 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2431 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2433 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2435 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2436 addressing modes cheaper.
2438 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2440 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2441 (dw_ranges_struct): Rename block_num to num. Adjust.
2442 (dw_ranges_by_label_struct): New.
2443 (ranges_by_label, ranges_by_label_allocated,
2444 ranges_by_label_in_use): New variables.
2445 (add_ranges_num): Factored most of the code out of...
2446 (add_ranges): ... this one. Rewrite in terms of the former.
2447 (add_ranges_by_labels): New.
2448 (output_ranges): Output by-label ranges.
2449 (dwarf2out_finish): Output range for multiple-section
2450 compile_unit. Output standard DW_AT_low_pc in addition to
2451 unexpected DW_AT_entry_pc.
2453 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2455 PR tree-optimization/32604
2456 PR tree-optimization/32606
2458 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2459 (compute_antic_safe): Removed.
2460 (ANTIC_SAFE_LOADS): Ditto.
2461 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2462 (execute_pre): Don't call compute_antic_safe.
2463 (vuse_equiv): New function.
2464 (make_values_for_stmt): Use it
2465 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2468 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2471 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2473 (avr_attribute_table): Make "naked" attribute apply to function types
2474 rather than to decls.
2475 (avr_handle_fntype_attribute): New function.
2477 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2479 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2482 2007-07-04 David Ung <davidu@mips.com>
2483 Joseph Myers <joseph@codesourcery.com>
2485 * config/mips/mips.md (type): Add logical, signext and move.
2486 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2487 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2488 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2489 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2490 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2491 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2492 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2493 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2494 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2495 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2496 movv2sf_hardfloat_64bit): Use the new types.
2497 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2498 *movdf_softfloat, *movdf_mips16): Use "multi".
2499 (extendqihi2): Replace with a define_expand.
2500 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2501 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2502 * config/mips/74k.md (r74k_int_logical): New reservation and
2504 (r74k_int_arith): Remove "slt".
2505 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2506 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2507 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2508 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2509 reservations for "arith".
2511 2007-07-04 Richard Guenther <rguenther@suse.de>
2513 * tree-ssa.c (useless_type_conversion_p): Add handling for
2514 scalar float and vector types. Only call the types_compatible_p
2515 langhook for aggregate types as last resort. Follow the
2518 2007-07-04 Richard Guenther <rguenther@suse.de>
2520 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2521 the same as NOP_EXPR.
2523 2007-07-04 Nick Clifton <nickc@redhat.com>
2525 * target.h (struct gcc_target): Add target_help field.
2526 * target-def.h (TARGET_HELP): New.
2527 (TARGET_INITIALIZER): Use TARGET_HELP.
2528 * opts.c (command_handle_option): Invoke target_help function, if
2529 defined, when the user has specified --target-help on the command
2531 * doc/invoke.texi: Mention that --target-help might print
2532 additional information.
2533 * doc/tm.texi: Document TARGET_HELP hook.
2535 * arm.c (TARGET_HELP): Override default definition.
2536 (arm_target_help): New - display a wrapped list of cores and
2537 architectures supported.
2539 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2541 * config/gcc/v850/v850.c (expand_prologue): Make sure
2542 GEN_INT() argument is sign extended rather than zero extended.
2543 (expand_epilogue): Likewise.
2544 (output_move_double): Delete.
2545 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2546 * config/gcc/v850/v850.md (movdi): Delete.
2547 (*movdi_internal): Delete.
2549 (*movdf_internal): Delete.
2551 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2553 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2554 unless compiling RTP PIC.
2556 2007-07-04 Richard Guenther <rguenther@suse.de>
2558 PR tree-optimization/32482
2559 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2560 original ssa name if we didn't find a shift expression.
2561 Fix shift constant for bit zero test.
2563 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2565 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2567 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2569 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2570 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2571 * config/arm/vxworks.h (ASM_SPEC): Delete.
2572 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2574 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2576 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2577 (DDR_REVERSED_P): New.
2578 * tree-data-ref.c (initialize_data_dependence_relation,
2579 build_classic_dist_vector): Set DDR_REVERSED_P.
2581 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2584 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2585 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2586 init_omega_for_ddr_1): Use non conservative number of iterations
2588 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2589 (analyze_siv_subscript): Remove FIXME and reinitialization of
2590 last_conflicts to chrec_dont_know.
2591 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2593 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2595 * tree.c (maybe_canonicalize_argtypes): Improve description.
2597 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2599 * tree.c (maybe_canonicalize_argtypes): New.
2600 (build_function_type): Set canonical type.
2601 (build_method_type_directly): Ditto.
2602 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2605 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2607 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2609 (rewrite_use_nonlinear_expr): Likewise.
2611 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2613 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2615 2007-07-04 Ben Elliston <bje@au.ibm.com>
2617 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2620 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2622 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2623 (Exception Handling): Likewise.
2625 2007-07-03 Jan Hubicka <jh@suse.cz>
2627 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2629 2007-07-03 Eric Christopher <echristo@apple.com>
2631 * doc/cppopts.texi: Add conflicting option note to -dM.
2632 * doc/invoke.texi: Add note about possible conflicts with
2633 -E for -dCHARS and note that -dM will not produce
2634 any results if there is no machine dependent reorg.
2636 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2638 * tree.h (DECL_ALIGN): Back out previous change.
2640 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2642 * configure.ac: Test for .dtprelword support on MIPS.
2643 * configure, config.in: Regenerate.
2644 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2645 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2647 2007-07-03 Julian Brown <julian@codesourcery.com>
2649 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2650 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2651 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2652 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2654 (all_fpus): Add FPUTYPE_VFP3.
2655 (fp_model_for_fpu): Add VFPv3 field.
2656 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2657 (vfp3_const_double_index): New function. Return integer index of
2658 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2660 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2661 and argument represents a valid RTX for a VFPv3 constant.
2662 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2664 (vfp_emit_fstmd): Similar, for fstmd.
2665 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2666 constants, represented as integer indices.
2667 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2668 VFP_REGNO_OK_FOR_DOUBLE macros.
2669 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2670 (arm_file_start): Set float-abi attribute for VFPv3, and output
2671 correct ".fpu" assembler directive.
2672 (arm_dbx_register_numbering): Add FIXME.
2673 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2674 (fputype): Add FPUTYPE_VFP3.
2675 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2676 (CALL_USED_REGISTERS): Likewise.
2677 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2678 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2679 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2680 (D7_VFP_REGNUM): New.
2681 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2682 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2683 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2684 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2685 (REG_ALLOC_ORDER): Adjust for VFPv3.
2686 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2687 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2688 VFP_LO_REGS, VFP_HI_REGS.
2689 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2690 (IS_VFP_CLASS): Define macro.
2691 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2693 (REGISTER_MOVE_COST): Likewise.
2694 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2695 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2696 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2697 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2698 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2699 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2700 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2701 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2702 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2703 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2704 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2705 where appropriate for single-word registers.
2706 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2707 As above. Fix type attributes.
2708 * config/arm/constraints.md (register_contraint "t"): Define.
2709 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2711 (register_constraint "x"): Define.
2712 (constraint "Dv"): Define.
2714 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2716 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2718 2007-07-03 Tom Tromey <tromey@redhat.com>
2720 * c-parser.c (objc_pq_context): Removed.
2721 (objc_need_raw_identifier): Likewise.
2722 (c_parser) <objc_pq_context>: New field.
2723 <objc_need_raw_identifier>: Likewise.
2724 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2725 (c_lex_one_token): Update.
2726 (c_parser_objc_protocol_definition): Update.
2727 (c_parser_objc_method_definition): Update.
2728 (c_parser_objc_methodproto): Update.
2729 (c_parser_declspecs): Update.
2731 2007-07-03 David Ung <davidu@mips.com>
2733 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2735 2007-07-03 David Ung <davidu@mips.com>
2736 Richard Sandiford <richard@codesourcery.com>
2738 * doc/invoke.texi: Document -march=74kf3_2.
2739 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2740 (TUNE_74K): Check for it.
2741 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2742 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2743 * config/mips/mips.md (cpu): Add 74kf3_2.
2744 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2745 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2746 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2747 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2748 74kf3_2 to the CPU list.
2749 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2750 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2751 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2752 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2753 (r74kf3_2_fxfer_from_c1): New insn reservations.
2755 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2756 David Ung <davidu@mips.com>
2758 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2759 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2760 and 74k[fx]. Document aliases for the new options.
2761 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2762 (PROCESSOR_24KF2_1): ...this.
2763 (PROCESSOR_24KX): Rename to...
2764 (PROCESSOR_24KF1_1): ...this.
2765 (PROCESSOR_74KF): Rename to...
2766 (PROCESSOR_74KF2_1): ...this.
2767 (PROCESSOR_74KX): Rename to...
2768 (PROCESSOR_74KF1_1): ...this.
2769 (TUNE_74K): Update PROCESSOR_* names.
2770 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2771 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2772 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2773 (mips_rtx_cost_data): Update processor names in comments.
2774 (mips_issue_rate): Update PROCESSOR_* names.
2775 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2776 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2777 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2778 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2779 Update cpu attribute names.
2780 (r24k_fpu_iss): Rename this reservation to...
2781 (r24kf2_1_fpu_iss): ...this and update all uses.
2782 (r24kx_fpu_iss): Rename this reservation to...
2783 (r24kf1_1_fpu_iss): ...this and update all uses.
2784 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2785 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2786 Update cpu attribute names.
2788 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2790 * config/m32r/constraints.md: New file.
2791 * config/m32r/m32r.c: Include tm-constrs.h.
2792 (small_data_operand): Use satisfies_constraint_* instead of macro.
2793 (addr24_operand, gen_compare): Likewise.
2794 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2795 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2796 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2797 EXTRA_CONSTRAINT): Likewise.
2798 * config/m32r/m32r.md: Include constraints.md.
2799 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2800 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2801 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2802 (two_insn_const_operand, int8_operand, uint16_operand,
2803 reg_or_int16_operand, reg_or_uint16_operand,
2804 reg_or_cmp_int16_operand, cmp_int16_operand,
2805 seth_add3_operand): Likewise.
2807 2007-07-03 Eric Christopher <echristo@gmail.com>
2809 * libgcc2.h: Conditionally declare __bswapsi2 and
2812 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2814 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2817 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2820 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2821 (__gthrw_pragma): Provide default definition.
2823 * gthr-posix.c (__gthrw_pragma): Define.
2825 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2827 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2828 before declaring inequality.
2830 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2832 * combine.c (recog_for_combine): Log the success or failure of
2833 matching new insn patterns against the machine description in
2836 2007-07-03 Revital Eres <eres@il.ibm.com>
2838 * ddg.c (print_sccs): New function.
2839 (check_sccs): New function.
2840 (create_ddg_all_sccs): Use it.
2841 * ddg.h (print_sccs): Declare.
2842 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2844 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2846 * targhooks.h (default_mode_for_suffix): New function declaration.
2847 * targhooks.c (default_mode_for_suffix): New default target hook.
2848 * target.h (struct c): New structure in the targetm struct.
2849 (mode_for_suffix): New target hook as part of struct c.
2850 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2851 default_mode_for_suffix.
2852 (TARGET_C): New define.
2853 * c-lex.c: Include "target.h".
2854 (interpret_float): Use targetm.c.mode_for_suffix to determine
2855 the mode for a given non-standard suffix.
2856 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2858 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2859 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2861 * doc/extend.texi (Floating Types): New node. Document __float80 and
2862 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2864 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2867 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2868 predicate instead of target_operand.
2869 (divsi3_i1_media, divsi3_media_2): Likewise.
2871 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2873 * tree.h (alias_sets_might_conflict_p): Rename into
2874 alias_sets_must_conflict_p.
2875 * alias.c (alias_sets_might_conflict_p): Likewise.
2876 (alias_sets_conflict_p): Use it.
2877 (objects_must_conflict_p): Likewise.
2878 * c-common.c (strict_aliasing_warning): Adjust.
2880 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2882 * rtlhooks.c (gen_lowpart_if_possible): Check for
2883 invalid subreg before calling gen_lowpart_SUBREG.
2885 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2887 * config/darwin9.h: Add copyright notice.
2888 (LINK_COMMAND_SPEC): Add comment.
2889 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2890 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2891 DARWIN_LIBSYSTEM_HAS_UNWIND.
2893 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2896 * omp-low.c (check_combined_parallel): New function.
2897 (lower_omp_parallel): Call it via walk_stmts, set
2898 OMP_PARALLEL_COMBINED if appropriate.
2899 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2900 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2901 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2902 don't consider it as combined parallel.
2904 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2906 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2907 (gcc_tooldir): Likewise.
2908 * configure: Regenerate.
2909 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2910 old configure.ac gcc_tooldir setting.
2911 (prefix_to_exec_prefix): New variable.
2912 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2913 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2915 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2917 Fix PR tree-optimization/32583
2918 Fix PR tree-optimization/32584
2919 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2920 (phi_translate_set): Use phi_translate directly now.
2921 (make_values_for_stmt): Don't value number RHS if we already know
2924 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2925 Jim Wilson <wilson@specifix.com>
2928 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2931 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2932 Richard Sandiford <richard@codesourcery.com>
2933 Nigel Stephens <nigel@mips.com>
2935 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2936 (mips16e_output_save_restore): Declare.
2937 (mips16e_save_restore_pattern_p): Likewise.
2938 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2939 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2940 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2941 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2942 (BITSET_P): New global macro, extracted from...
2943 (mips_for_each_saved_reg): ...here.
2944 (mips16e_save_restore_info): New struct.
2945 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2946 (mips16e_save_restore_regs): New variable.
2947 (mips_split_plus, mips16e_find_first_register): New functions.
2948 (mips16e_mask_registers): New function.
2949 (compute_frame_size): Expand the commentary before the function.
2950 Enforce the MIPS16e save and restore register range restrictions.
2951 Pad the general register save area at the low end.
2952 (mips16e_save_restore_reg, mips16e_build_save_restore)
2953 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2954 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2955 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2957 (mips_expand_prologue, mips_expand_epilogue): Handle
2958 GENERATE_MIPS16E_SAVE_RESTORE.
2959 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2961 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2963 PR tree-optimization/31966
2964 PR tree-optimization/32533
2965 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2966 "basic_block" description as its third argument. Update function
2967 calls to get destination bb from "edge" argument. Save "cond" into
2968 aux field of the edge. Update prototype for changed arguments.
2969 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2971 (find_phi_replacement_condition): Operate on incoming edges, not
2972 on predecessor blocks. If there is a condition saved in the
2973 incoming edge aux field, AND it with incoming bb predicate.
2974 Return source bb of the first edge.
2975 (clean_predicate_lists): Clean aux field of outgoing node edges.
2976 (tree_if_conversion): Do not initialize cond variable. Move
2977 variable declaration into the loop.
2978 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2979 initializations of new_stmt, arg0 and arg1 variables.
2981 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2983 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2984 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2986 2007-07-02 Richard Guenther <rguenther@suse.de>
2988 * tree-ssa.c (useless_type_conversion_p): Document
2989 future intent as defining the middle-end type system.
2990 Re-structure to call langhook last, group by type class,
2991 mark questionable parts.
2993 2007-07-02 Richard Guenther <rguenther@suse.de>
2995 * tree-flow.h (types_compatible_p): Declare.
2996 * tree-ssa.c (types_compatible_p): New function.
2997 * ipa-type-escape.c (discover_unique_type): Use
2998 types_compatible_p instead of lang_hooks.types_compatible_p.
2999 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3000 * tree-vn.c (expressions_equal_p): Likewise.
3001 * tree.c (fields_compatible_p): Likewise.
3002 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3003 (cprop_operand): Use useless_type_conversion_p instead of
3004 lang_hooks.types_compatible_p.
3005 * tree-inline.c (setup_one_parameter): Likewise.
3006 (declare_return_variable): Likewise.
3007 * tree-nrv.c (tree_nrv): Likewise.
3008 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3009 (maybe_fold_offset_to_component_ref): Likewise.
3010 (maybe_fold_offset_to_reference): Likewise.
3011 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3012 (merge_alias_info): Likewise.
3013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3014 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3015 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3016 * tree-tailcall.c (find_tail_calls): Likewise.
3017 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3018 * gimplify.c (canonicalize_addr_expr): Likewise.
3019 (fold_indirect_ref_rhs): Likewise.
3020 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3021 (cpt_same_type): Likewise.
3022 (check_pointer_types_r): Swap parameters to cpt_same_type
3024 * fold-const.c (fold_convert): Revert fix for PR15988.
3025 * tree-inline.c (setup_one_parameter): Instead fix it here by
3026 using fold_build1 instead of fold_convert and checking for
3027 error_mark_node. Convert only if the conversion is necessary.
3029 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3031 * configure.ac: Check for .gnu_attribute on Power.
3032 * configure: Regenerate.
3033 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3034 attribute for floating-point ABI.
3036 2007-07-02 Ira Rosen <irar@il.ibm.com>
3038 PR tree-optimization/32230
3039 PR tree-optimization/32477
3040 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3041 address is a constant.
3043 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3045 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3046 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3047 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3048 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3049 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3050 64-bit targets. Add support for *-elfoabi*.
3051 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3052 different settings if $(tm_defines) does not select the EABI.
3053 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3054 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3055 (MIPS_ARCH_OPTION_SPEC): Likewise.
3056 (MIPS_ISA_LEVEL_SPEC): Likewise.
3057 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3058 * config/mips/elfoabi.h: New file.
3060 2007-07-02 Richard Guenther <rguenther@suse.de>
3062 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3063 (useless_type_conversion_p): ... this.
3064 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3065 (useless_type_conversion_p): ... this.
3066 * builtins.c (fold_builtin_memory_op): Rename
3067 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3068 * tree-cfg.c (verify_expr): Likewise.
3069 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3070 * tree-ssa-ccp.c (ccp_fold): Likewise.
3071 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3072 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3074 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3075 * tree-ssa-pre.c (eliminate): Likewise.
3076 * tree-ssa.c (delete_tree_ssa): Likewise.
3077 (tree_ssa_useless_type_conversion): Likewise.
3078 * tree.c (build2_stat): Likewise.
3080 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3082 Fix PR tree-optimization/32571
3083 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3086 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3088 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3089 and other expected operations explicitly, change default to
3092 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3094 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3096 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3097 (tls_load_dot_plus_eight): Move the label number into the unspec.
3098 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3100 2007-07-01 Andreas Schwab <schwab@suse.de>
3102 * dwarf2out.c (initial_return_save): Define only if used.
3104 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3106 Unreverting Richard's Revert of:
3108 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3110 * dce.c (deletable_insn_p_1): New function, split out from...
3111 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3112 specially, not those inside PARALLELs. Remove BODY argument
3113 and adjust recursive call accordingly.
3114 (prescan_insns_for_dce): Update call to delete_insn_p.
3116 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3117 Revital Eres <eres@il.ibm.com>
3119 * ddg.c (create_ddg_all_sccs): Fix missed
3120 initialization of scc_nodes.
3122 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3125 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3126 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3128 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3130 * configure.ac: Check for .gnu_attribute on MIPS.
3131 * configure, config.in: Regenerate.
3132 * config/mips/mips.c (mips_file_start): If supported, output
3133 attribute for floating-point ABI.
3135 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3139 (ffs_cmove): New expander to expand using ctz pattern.
3140 (*ffs_cmove): Remove pattern.
3141 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3142 (ffsdi2): Expand using ctz pattern.
3143 (*ffs_rex64): Remove pattern.
3145 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3147 PR rtl-optimization/32296
3148 * pa.md (return): Delete pattern.
3149 (return_internal): Remove "(const_int 1)" from pattern.
3150 (epilogue): Use return_internal pattern for trivial returns.
3151 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3152 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3154 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3156 * tree-ssa-pre.c (is_exception_related): New function
3157 (can_value_number_operation): Use it.
3159 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3161 Fix PR tree-optimization/32540
3162 Fix PR tree-optimization/31651
3164 * tree-ssa-sccvn.c: New file.
3166 * tree-ssa-sccvn.h: Ditto.
3168 * tree-vn.c: Include tree-ssa-sccvn.h
3169 (val_expr_paid_d): Removed.
3170 (value_table): Ditto.
3171 (vn_compute): Ditto.
3172 (val_expr_pair_hash): Ditto.
3173 (val_expr_pair_expr_eq): Ditto.
3174 (copy_vuses_from_stmt): Ditto.
3177 (shared_vuses_from_stmt): Ditto.
3178 (print_creation_to_file): Moved up.
3179 (sort_vuses): Ditto.
3180 (sort_vuses_heap): Ditto.
3181 (set_value_handle): Make non-static.
3182 (make_value_handle): Ditto.
3183 (vn_add): Rewritten to use sccvn lookups.
3184 (vn_add_with_vuses): Ditto.
3185 (vn_lookup): Ditto (and second argument removed).
3186 (vn_lookup_with_vuses): Ditto.
3187 (vn_lookup_or_add): Ditto (and second argument removed);
3188 (vn_lookup_or_add_with_vuses): Ditto.
3189 (vn_lookup_with_stmt): New.
3190 (vn_lookup_or_add_with_stmt): Ditto.
3191 (create_value_handle_for_expr): Ditto.
3193 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3194 (seen_during_translate): New function.
3195 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3196 (phi_trans_add): Ditto.
3197 (constant_expr_p): FIELD_DECL is always constant.
3198 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3199 Use constant_expr_p.
3200 Avoid infinite recursion on mutually valued expressions.
3201 Change callers of vn_lookup_or_add.
3202 (phi_translate): New function.
3203 (compute_antic_safe): Allow phi nodes.
3204 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3205 (find_or_generate_expression): Rewrite slightly.
3206 (create_expression_by_pieces): Updated for vn_lookup_or_add
3208 Update VN_INFO for new names.
3209 (insert_into_preds_of_block): Update for new names.
3210 (add_to_exp_gen): New function.
3211 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3212 (find_existing_value_expr): Rewrite to changed vn_lookup.
3213 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3214 (try_look_through_load): Removed.
3215 (try_combine_conversion): Ditto.
3216 (get_sccvn_value): New function.
3217 (make_values_for_phi): Ditto.
3218 (make_values_for_stmt): Ditto.
3219 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3221 (init_pre): Update for SCCVN changes.
3223 (execute_pre): Ditto.
3225 * tree-flow.h (make_value_handle): Declare.
3226 (set_value_handle): Ditto.
3227 (sort_vuses_heap): Ditto.
3228 (vn_lookup_or_add_with_stmt): Ditto.
3229 (vn_lookup_with_stmt): Ditto.
3230 (vn_compute): Remove.
3233 (vn_lookup): Update arguments.
3235 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3237 (tree-ssa-sccvn.o): New.
3238 (OBJS-common): Add tree-ssa-sccvn.o
3240 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3243 * c-typeck.c (build_external_ref): Don't mark as used if called
3245 * calls.c (rtx_for_function_call): Likewise.
3247 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3251 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3253 * dce.c (deletable_insn_p_1): New function, split out from...
3254 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3255 specially, not those inside PARALLELs. Remove BODY argument
3256 and adjust recursive call accordingly.
3257 (prescan_insns_for_dce): Update call to delete_insn_p.
3259 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3261 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3262 (try_combine): Move potential calls to undo_all() so they happen
3263 before we commit to using the combined insns.
3265 2006-06-30 Jan Hubicka <jh@suse.cz>
3267 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3270 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3272 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3273 (cgraph_remove_unreachable_nodes): Likewise.
3274 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3275 * ipa-inline.c (update_caller_keys): Cast according to the coding
3277 (cgraph_decide_recursive_inlining): Likewise.
3278 (cgraph_decide_inlining_of_small_function): Likewise.
3279 (try_inline): Likewise.
3280 (cgraph_decide_inlining_incrementally): Likewise.
3281 * ipa-pure-const.c (get_function_state): Likewise.
3282 (scan_function): Likewise.
3283 (analyze_function): Likewise.
3284 (static_execute): Likewise.
3285 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3286 (merge_callee_local_info): Likewise.
3287 (analyze_function): Use type safe memory macros.
3288 (static_execute): Likewise. Cast according to the coding conventions.
3289 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3291 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3293 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3294 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3297 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3300 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3301 for complex modes (both int and real).
3303 2007-06-29 Jan Hubicka <jh@suse.cz>
3305 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3307 2007-06-29 Jan Hubicka <jh@suse.cz>
3310 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3313 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3316 * config/avr/avr.c: Include dataflow header file.
3317 (expand_prologue): Adjust for prologue insn change.
3318 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3321 2007-06-29 Richard Guenther <rguenther@suse.de>
3324 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3325 during type verification.
3327 2007-06-29 Jan Hubicka <jh@suse.cz>
3329 * recog.c (validate_change_rtx_1): Unshare TO argument.
3331 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3333 PR tree-optimization/24659
3334 * tree-vect-transform.c (vectorizable_call): Handle
3335 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3337 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3338 * config/i386/i386.c (enum ix86_builtins)
3339 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3340 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3342 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3343 const using def_builtin_const.
3344 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3345 input operands in the same modes as the result.
3346 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3348 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3350 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3351 (df_set_dead_notes_for_mw): Likewise.
3353 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3355 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3357 2007-06-28 DJ Delorie <dj@redhat.com>
3359 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3361 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3363 * doc/invoke.texi (C++ Dialect Options): Document
3364 fvisibility-ms-compat.
3365 * c.opt (fvisibility-ms-compat): New.
3367 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3370 * tree-affine.c (aff_combination_add_elt): Handle
3371 pointer addition specially.
3373 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3375 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3376 decl is non-external for AIX ABI.
3378 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3380 * config/rs6000/predicates.md (current_file_function_operand):
3381 Ensure the symbol is non-external for AIX ABI.
3383 2007-06-28 Nick Clifton <nickc@redhat.com>
3385 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3386 (fdce, fdse, fpredictive-commoning): Likewise.
3388 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3391 * gcc.c (process_command): Recognize the new -static-libgfortran
3394 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3397 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3398 Use a call clobbered hard reg instead of a pseudo reg.
3400 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3402 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3404 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3407 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3408 REG_LIBCALL and REG_RETVAL notes.
3409 (divsi3, mulsi3): Likewise.
3410 (mulhisi3): Likewise. Use emit_libcall_block.
3411 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3413 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3415 PR rtl-optimization/32481
3416 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3418 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3420 * dce.c (deletable_insn_p_1): New function, split out from...
3421 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3422 specially, not those inside PARALLELs. Remove BODY argument
3423 and adjust recursive call accordingly.
3424 (prescan_insns_for_dce): Update call to delete_insn_p.
3426 2007-06-27 Richard Guenther <rguenther@suse.de>
3429 * tree.h (fold_convertible_p): Declare.
3430 * fold-const.c (fold_convertible_p): New function.
3431 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3432 instead of lang_hooks.types_compatible_p.
3434 2007-06-26 Jan Hubicka <jh@suse.cz>
3436 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3437 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3438 early use validate_unshare_change.
3439 (reload_combine): Likewise.
3440 * recog.c (change_t): New field unshare.
3441 (validate_change_1): Rename from validate_change; add argument unshare.
3442 (validate_change): Turn into wrapper of validate_change_1; update
3443 prototype for bools.
3444 (validate_unshare_change): New.
3445 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3446 calls of df_insn_rescan.
3447 * recog.h (validate_change): Replace ints by bools.
3448 (validate_unshare_change): Declare.
3450 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3452 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3454 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3456 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3458 2007-06-25 Jan Hubicka <jh@suse.cz>
3460 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3462 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3463 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3464 places other call site specific checks are performed.
3466 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3469 * tree-vect-transform.c (vectorizable_operation): Convert
3470 POINTER_PLUS_EXPR over to PLUS_EXPR.
3472 2007-06-25 Chao-ying Fu <fu@mips.com>
3474 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3475 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3476 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3477 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3479 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3480 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3481 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3482 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3483 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3484 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3485 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3486 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3487 ALL_FIXED_POINT_MODE_P): New define.
3488 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3490 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3492 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3493 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3494 MODE_VECTOR_UACCUM): New mode classes.
3496 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3497 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3498 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3501 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3502 (blank_mode): Initialize ibit and fbit.
3503 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3504 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3506 (new_adjust): Change required_class to required_class_from and
3507 required_class_to for testing within a range.
3508 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3509 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3511 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3512 (make_fixed_point_mode): New.
3513 (_ADD_ADJUST): Change C to C1 and C2.
3514 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3515 use a range for machine classes.
3516 (ADJUST_IBIT, ADJUST_FBIT): New.
3517 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3519 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3520 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3521 Emit adjustment for ibit and fbit.
3522 (emit_mode_ibit, emit_mode_fbit): New.
3523 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3525 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3527 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3528 as the source of the set.
3530 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3532 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3533 FP_REGNO_P): Use IN_RANGE.
3534 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3535 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3536 (DATA_REG_P): Use DATA_REGNO_P.
3537 (FP_REG_P): Use FP_REGNO_P.
3538 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3539 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3540 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3542 2007-06-24 Jan Hubicka <jh@suse.cz>
3545 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3547 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3550 * fold-const.c (fold_binary): Strip nops of operand 0
3551 of BIT_NOT_EXPR before calling operand_equal_p.
3552 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3553 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3555 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3557 * doc/extend.texi: Document that dllimport and dllexport imply
3559 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3560 imported or exported declaration, including type declarations.
3561 * c-common.c (handle_visibility_attribute): Check for conflicts
3562 with dllimport/dllexport.
3563 (c_determine_visibility): Handle dllimport/dllexport as an
3564 explicit visibility atttribute.
3566 2007-06-23 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/16876
3570 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3572 * tree-inline.c (initialize_inlined_parameters): Do not call
3573 lang_hooks.tree_inlining.convert_parm_for_inlining.
3574 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3575 reason for mismatched types.
3576 * gimplify.c (gimplify_call_expr): Verify the call expression
3577 arguments match the called function type signature. Otherwise
3578 mark the call expression to be not considered for inlining
3579 using CALL_CANNOT_INLINE_P flag.
3580 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3581 edges call expression.
3582 (cgraph_decide_inlining_of_small_function): Likewise.
3583 (cgraph_decide_inlining): Likewise.
3584 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3586 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3587 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3588 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3590 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3591 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3593 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3594 convert_parm_for_inlining member.
3596 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3599 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3600 Remove optimization for GT.
3602 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3605 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3607 (prescan_insns_for_dce): Add extra parameter.
3609 2007-06-23 Jan Hubicka <jh@suse.cz>
3612 * gimplify.c (mark_addressable): New function.
3613 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3615 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3618 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3620 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3624 moves between MMX/SSE registers to at least 8 units to prevent
3625 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3627 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3629 * config/i386/i386.c (override_options): Correct x86_sahf
3632 2007-06-21 David Daney <ddaney@avtrex.com>
3635 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3636 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3637 (exception_receiver): Renamed to ...
3638 (nonlocal_goto_receiver): ... this.
3640 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3642 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3643 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3644 partial register accesses.
3646 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3648 * fold-const.c (debug_fold_checksum): Move it under
3649 ENABLE_FOLD_CHECKING.
3651 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3654 * tree.h (debug_fold_checksum): Declared.
3655 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3656 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3657 build_fold_addr_expr_with_type_1.
3658 (fold_addr_expr, debug_fold_checksum): New.
3659 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3660 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3663 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3665 PR tree-optimization/19590
3666 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3667 of scev is a constant.
3668 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3670 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3672 * df-problems.c (df_note_bb_compute): Made computation of live
3673 info consistent with df_lr.
3675 2007-06-21 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/32453
3678 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3679 for pointer anti-range.
3681 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3683 * config/i386/i386.c (processor_target_table): Increase maximum
3684 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3687 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3688 byte alignment if > 8 byte alignment is preferred.
3689 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3691 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3693 PR tree-optimization/31866
3694 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3695 if ASM_EXPR's input is not a SSA_NAME.
3698 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3699 but decl is a global var, instead return decl.
3700 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3701 even for is_global_var decls, if they are private in some outer
3704 2007-06-21 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/32451
3707 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3709 2007-06-21 Christian Bruel <christian.bruel@st.com>
3711 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3712 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3713 (push_regs): Changed saving order or banked registers.
3714 (sh_expand_epilogue): Likewise.
3715 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3716 (FIRST_BANKED_REG): Likewise.
3717 (LAST_BANKED_REG): Likewise.
3718 * config/sh/sh.md (banked) New attribute.
3719 (in_delay_slot): Check banked attribute.
3721 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3723 PR tree-optimization/32075
3724 * tree-data-ref.c (subscript_dependence_tester_1,
3725 analyze_miv_subscript, analyze_overlapping_iterations,
3726 add_distance_for_zero_overlaps, build_classic_dist_vector,
3727 subscript_dependence_tester_1, analyze_overlapping_iterations,
3728 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3729 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3730 to evolution_function_is_affine_multivariate_p.
3732 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3734 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3736 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3739 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3741 * config/m32c/prologue.md (epilogue_exitd_16): New.
3742 (epilogue_reit_16): New.
3743 (epilogue_exitd): Rename to epilogue_exitd_24.
3744 (epilogue_reit): Rename to epilogue_reit_24.
3746 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3747 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3749 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3751 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3752 if dbg_cnt (sched_insn) reaches the limit.
3753 (choose_ready): New parameter INSN_PTR and new return value.
3754 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3755 the new return value from choose_ready.
3756 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3757 (rest_of_handle_global_alloc): New global_alloc_at_func.
3759 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3761 PR tree-optimization/25737
3762 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3763 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3764 * tree-flow.h (struct fieldoff): Add new field alias_set.
3765 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3766 argument addressable_type. Set alias_set of fieldoff.
3767 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3768 (create_overlap_variables_for): Pass alias_set from fieldoff to
3770 * alias.c (get_alias_set): Use alias_set from SFT if set.
3772 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3774 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3775 of a variable as an unsigned HOST_WIDE_INT integer.
3777 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3779 PR rtl-optimization/32405
3780 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3782 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3784 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3787 * builtins.c: Include diagnostic.h.
3788 (expand_builtin_expect): Make gcc_assert more permissive.
3789 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3792 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3796 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3797 if ACCUMULATE_OUTGOING_ARGS.
3799 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3801 * config/m68hc11/m68hc11.c: Include dataflow header file.
3802 (m68hc11_reorg): Port to dataflow.
3804 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3806 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3807 (struct df_problem.free_blocks_on_set_blocks): New field.
3808 (struct dataflow.optional_p): New field.
3809 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3810 (df_live_set_all_dirty): New function.
3811 * df-scan.c (df_scan_alloc): Initialize optional_p.
3812 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3813 * df-core.c (df_set_blocks): Removed use of
3814 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3815 df_problem.free_blocks_on_set_blocks to determine which blocks are
3817 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3818 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3819 uses dataflow.optional_p to determine if problem should be
3821 (rest_of_handle_df_initialize): Only start live problem if
3823 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3824 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3825 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3826 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3827 problem_NOTE): Initialize free_blocks_on_set_blocks.
3828 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3830 (df_live_set_all_dirty, df_note_alloc): New function.
3831 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3833 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3834 * postreload.c (reload_combine): Ditto.
3835 * cse.c (cse_extended_basic_block): Ditto.
3836 * regmove.c (mark_flags_life_zones): Ditto.
3837 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3838 erase_matching_seqs): Ditto.
3839 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3840 * integrate (allocate_initial_values): Ditto.
3841 * combine.c (reg_dead_at_p): Ditto.
3842 * resource.c (mark_target_live_regs): Ditto.
3843 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3844 * config/sh/sh.c (find_r0_life_regions): Ditto.
3845 * global.c (rest_of_handle_global_alloc): Only add back df_live
3847 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3849 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3851 (if_convert): Make sure df_live is there at -O == 1.
3852 (pass_if_after_combine): Cleanup flags.
3853 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3854 is there at -O == 1.
3856 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3858 * config/arm/arm.c (arm_get_frame_offsets): Set
3859 offsets->locals_base to avoid negative stack size.
3860 (thumb1_expand_prologue): Assert on negative stack size.
3862 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3864 PR tree-optimization/32367
3865 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3866 of the chrec has no evolution in that loop.
3867 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3869 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3871 * config/xtensa/xtensa.c: Include "df.h".
3872 (xtensa_builtin_saveregs): Use adjust_address instead of
3874 (xtensa_va_start): Invoke make_tree with sizetype for
3875 expand_builtin_saveregs and then convert the result to a pointer.
3876 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3877 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3878 Subtract argument size from index value as integers and then use
3879 POINTER_PLUS_EXPR to add the result to the array address.
3881 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3884 * config/m32c/m32c.c: Include dataflow header file.
3885 (m32c_emit_prologue): Adjust for prologue insn change.
3886 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3887 once inside a PARALLEL. Assume frame size passed in operand 0
3888 includes space to save the fb register.
3889 (prologue_enter_24): Likewise.
3890 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3892 2007-06-19 David Daney <ddaney@avtrex.com
3895 * config/mips/mips.md (cprestore): Mark $gp as used.
3897 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3900 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3901 (frv_ifcvt_modify_insn): Likewise.
3903 2007-06-19 Richard Guenther <rguenther@suse.de>
3905 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3906 only handle positive offsets that fit in a HOST_WIDE_INT.
3908 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3910 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3911 result of rsqrt insn for zero input argument to avoid NaN.
3913 2007-06-19 Richard Guenther <rguenther@suse.de>
3916 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3918 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3920 PR tree-optimization/32353
3921 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3923 2007-06-19 Nick Clifton <nickc@redhat.com>
3925 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3927 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3931 * config/i386/i386.c (assign_386_stack_local): Assert that
3932 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3933 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3934 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3935 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3937 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3939 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3941 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3943 PR rtl-optimization/32321
3944 * gcse.c (replace_store_insn): Update the note before
3945 calling emit_insn_after.
3947 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3950 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3952 * df-problems.c (df_note_bb_compute): Fix dumping info.
3954 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3956 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3957 insn with emit_jump_insn.
3959 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3961 PR tree-optimization/32383
3962 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3963 * targhooks.h (default_builtin_reciprocal): Update prototype.
3964 * target.h (struct gcc_target): Update builtin_reciprocal.
3965 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3966 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3967 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3968 when fndecl is in BUILT_IN_MD class.
3969 (execute_convert_to_rsqrt): Ditto.
3971 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3972 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3973 Convert BUILT_IN_SQRTF code only when md_fn is false.
3975 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3977 * bt-load.c (move_btr_def): Fix the order of arguments
3978 to validate_replace_rtx.
3980 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3982 * config/m68k/m68k-devices.def: Add 54450..54455.
3984 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3986 PR rtl-optimization/32366
3987 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3988 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3991 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3994 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3995 this is true, rescan insn being modified.
3996 (sms_schedule): Added rescan parameter.
3997 (rest_of_handle_sms): Moved freeing of dominance info to before
3998 getting out of cfg_layout.
4000 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4002 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4003 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4006 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4007 FL_CF_EMAC from the entry for isac.
4009 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4010 (const_sibcall_operand): New.
4011 (sibcall_operand): Use it.
4012 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4013 (m68k_isas): ISAC does not imply FPU or EMAC.
4014 (override_options): Add ISA_C logic for symbolic jump & call.
4016 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4018 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4019 return mode from the builtin itself.
4020 (sparc_fold_builtin): Fix cast of zero constant.
4022 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4024 * targhooks.c (default_builtin_reciprocal): New default target hook.
4025 * targhooks.h (default_builtin_reciprocal): Add prototype.
4026 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4027 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4028 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4029 default_builtin_reciprocal.
4031 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4034 * hooks.c (hook_tree_tree_bool_null): New hook.
4035 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4036 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4037 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4038 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4039 and convert it to reciprocal a*rfunc(b).
4040 (execute_convert_to_rsqrt): New function.
4041 (gate_convert_to_rsqrt): New function.
4042 (pass_convert_to_rsqrt): New pass definition.
4043 * target.h (struct gcc_target): Add builtin_reciprocal.
4044 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4045 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4046 TARGET_BUILTIN_RECIPROCAL.
4047 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4049 * config/i386/i386.h (TARGET_RECIP): New define.
4050 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4051 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4052 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4053 and not optimizing for size.
4054 (*rcpsf2_sse): New insn pattern.
4055 (*rsqrtsf2_sse): Ditto.
4056 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4057 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4058 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4059 and not optimizing for size.
4060 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4061 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4062 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4063 and not optimizing for size.
4064 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4065 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4066 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4067 and not optimizing for size.
4068 (*sse_rsqrtv4sf2): Do not export.
4070 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4071 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4072 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4073 and not optimizing for size.
4075 * config/i386/i386.opt (mrecip): New option.
4076 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4077 (ix86_emit_swsqrtsf): Ditto.
4078 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4079 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4081 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4082 ix86_expand_unop1_builtin.
4083 (ix86_emit_swdivsf): New function.
4084 (ix86_emit_swsqrtsf): Ditto.
4085 (ix86_builtin_reciprocal): New function.
4086 (TARGET_BUILTIN_RECIPROCAL): Use it.
4087 (ix86_vectorize_builtin_conversion): Rename from
4088 ix86_builtin_conversion.
4089 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4090 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4091 "i386 and x86_64 Options" section.
4092 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4094 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4095 Zdenek Dvorak <dvorakz@suse.cz>
4096 Richard Guenther <rguenther@suse.de>
4097 Kaz Kojima <kkojima@gcc.gnu.org>
4099 * tree-vrp.c (compare_values_warnv): Convert val2 to
4101 (extract_range_from_assert): Create
4102 POINTER_PLUS_EXPR for pointer types.
4103 (extract_range_from_binary_expr): Handle
4104 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4106 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4107 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4108 POINTER_PLUS_EXPR as PLUS_EXPR.
4109 (number_of_iterations_lt_to_ne):
4110 For pointer types, use sizetype when
4111 creating MINUS_EXPR/PLUS_EXPRs.
4112 (assert_loop_rolls_lt): For pointer types, use sizetype when
4113 creating MINUS_EXPR/PLUS_EXPRs.
4114 (number_of_iterations_le): Likewise.
4115 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4116 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4117 like PLUS_EXPR and MINUS_EXPR.
4118 * tree-pretty-print.c (dump_generic_node): Handle
4120 (op_prio): Likewise.
4121 (op_symbol_1): Likewise.
4122 * optabs.c (optab_for_tree_code): Likewise.
4123 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4125 * tree-tailcall.c (process_assignment): Mention
4126 POINTER_PLUS_EXPR in a TODO comment.
4127 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4128 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4129 not used with a pointer and an integer type.
4130 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4131 increment using chrec_convert_rhs instead of chrec_convert.
4132 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4133 PLUS_EXPR except for the right hand side's type will be
4135 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4136 (fold_used_pointer_cast): Kill.
4137 (pointer_offset_p): Kill.
4138 (fold_used_pointer): Kill.
4139 (pointer_used_p): Kill.
4140 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4141 call fold_used_pointer.
4142 (instantiate_parameters_1): Convert the increment
4143 using chrec_convert_rhs instead of chrec_convert.
4144 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4145 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4146 instead of PLUS_EXPR.
4147 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4148 PLUS_EXPR for pointers.
4149 (std_gimplify_va_arg_expr): Likewise.
4150 (fold_builtin_memory_op): Likewise.
4151 (fold_builtin_strstr): Likewise.
4152 (fold_builtin_strchr): Likewise.
4153 (fold_builtin_strrchr): Likewise.
4154 (fold_builtin_strpbrk): Likewise.
4155 (expand_builtin_memory_chk): Likewise.
4156 (fold_builtin_memory_chk): Likewise.
4157 (std_expand_builtin_va_start): Use
4158 sizetype for the call to make_tree and then convert
4159 to the pointer type.
4160 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4161 instead of PLUS_EXPR for adding to a pointer.
4162 (std_gimplify_va_arg_expr): Use fold_build2 for
4163 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4164 the operands to sizetype first and then cast the BIT_AND_EXPR
4165 back to the pointer type.
4166 * fold-const.c (build_range_check): Handle pointer types
4168 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4169 of PLUS_EXPR's. Make sure the offset is converted to
4171 (try_move_mult_to_index): Strip the NOPs from the offset.
4172 Remove code argument and replace all uses with PLUS_EXPR.
4173 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4174 specially. Don't use a pointer type for MINUS_EXPR.
4175 (fold_unary): Handle for (T1)(X op Y),
4176 only p+ as that is the only as that can be handled for
4177 binary operators now.
4178 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4180 <case PLUS_EXPR>: Add folding of PTR+INT into
4182 Don't call try_move_mult_to_index.
4183 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4184 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4185 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4186 Don't call try_move_mult_to_index.
4187 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4188 (tree_expr_nonzero_p): Likewise.
4189 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4190 of PLUS_EXPR for the complex expression folding.
4191 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4192 first chrec is a pointer type, then the second should
4193 be sizetype and not the first's type.
4194 For POINTER_PLUS_EXPR, use a different right hand side type.
4195 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4196 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4197 different right hand side type.
4198 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4199 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4200 instead of PLUS_EXPR.
4201 When either operand is zero, convert the other operand.
4202 (chrec_apply): Use chrec_convert_rhs
4203 on the argument x instead of chrec_convert.
4204 (reset_evolution_in_loop): For pointer types, the new_evol
4206 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4207 different right hand side type.
4208 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4209 (chrec_convert_rhs): New function.
4210 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4211 different right hand side type.
4212 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4213 * tree-chrec.h (chrec_convert_rhs): New prototype.
4214 (build_polynomial_chrec): For pointer types, the right hand
4215 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4216 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4217 Remove subtraction case as it is always addition now.
4218 Make sure the offset is converted to sizetype.
4219 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4220 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4221 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4222 PLUS_EXPR in pointer type.
4223 Handle POINTER_PLUS_EXPR.
4224 (tree_to_aff_combination): Likewise.
4225 (force_expr_to_var_cost): Likewise.
4226 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4227 instead of PLUS_EXPR for pointers.
4228 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4229 instead of PLUS_EXPR of pointer types.
4230 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4232 (check_va_list_escapes): Likewise.
4233 (check_all_va_list_escapes): Likewise.
4234 * dwarf2out.c (loc_descriptor_from_tree_1):
4235 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4236 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4237 (string_constant): Likewise.
4238 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4239 the offset to the base, use POINTER_PLUS_EXPR.
4240 (add_to_parts): Convert the index to sizetype.
4241 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4242 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4243 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4244 Offset only holds something for PLUS_EXPR.
4245 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4247 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4249 (analyze_accesses_for_modify_stmt): Likewise.
4250 Remove comment about the type being integral type as it is
4252 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4254 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4256 Correct the type which the artimentic is done in (is now
4259 * tree-data-ref.c (split_constant_offset): Handle
4261 * tree-affine.c (tree_to_aff_combination): Likewise.
4262 * c-typeck.c (build_unary_op): For pointers create the increment
4263 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4265 * gimplify.c (gimplify_self_mod_expr): Create a
4266 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4267 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4268 * tree.def (POINTER_PLUS_EXPR): New tree code.
4269 * tree-predcom.c (ref_at_iteration): If we have a pointer
4270 type do the multiplication in sizetype.
4271 * tree-mudflap.c (mf_xform_derefs_1): Create a
4272 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4273 * tree-ssa-forwprop.c
4274 (forward_propagate_addr_into_variable_array_index):
4275 Don't expect there to be a cast for the index as that
4276 does not exist anymore.
4277 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4278 instead of PLUS_EXPR.
4279 Don't check for the first operand of the POINTER_PLUS_EXPR
4280 was the index as it cannot be.
4281 Call forward_propagate_addr_into_variable_array_index with
4282 the SSA_NAME instead of the statement.
4283 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4284 (compare_constant): Likewise.
4285 (copy_constant): Likewise.
4286 (compute_reloc_for_constant): Likewise.
4287 (output_addressed_constants): Likewise.
4288 (initializer_constant_valid_p): Likewise.
4289 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4290 Convert the MIN/MAX of the inner type to the outer
4291 type before comparing them.
4292 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4293 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4294 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4295 of PLUS_EXPR for pointers.
4296 * tree-inline.c (estimate_num_insns_1): Handle
4298 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4299 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4300 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4301 instead of PLUS_EXPR for the pointer increment statement.
4302 (vect_update_ivs_after_vectorizer): For pointer types, create
4303 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4304 MULT_EXPR in sizetype.
4305 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4307 * tree-object-size.c (plus_expr_object_size): Handle
4308 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4309 code which is trying to figure out which side is a pointer and
4311 (check_for_plus_in_loops_1): Likewise.
4312 (check_for_plus_in_loops): Likewise.
4313 * c-common.c (pointer_int_sum): Create a
4314 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4315 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4316 only POINTER_PLUS_EXPR. Removing all the extra
4317 code which is trying to figure out which side is a pointer and
4319 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4320 PLUS_EXPR and MINUS_EXPR.
4321 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4323 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4324 with make_tree, instead of a pointer type.
4325 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4326 for pointers instead of PLUS_EXPR.
4327 (s390_gimplify_va_arg): Likewise.
4328 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4329 instead of PLUS_EXPR when doing addition on pointer
4330 types. Use sizetype for the second operand.
4331 (spu_gimplify_va_arg_expr): Likewise.
4332 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4333 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4334 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4335 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4336 for the pointer addition and also use size_int/sizetype
4338 (ix86_gimplify_va_arg): Likewise.
4339 Perform BIT_AND_EXPR on sizetype arguments.
4340 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4341 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4342 for the pointer additions and also use size_int for the offsets.
4343 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4344 additions and also use size_int for the offsets. Perform
4345 BIT_AND_EXPR on sizetype arguments.
4346 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4347 POINTER_PLUS_EXPR for pointers and create the
4348 BIT_AND_EXPR in sizetype.
4349 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4350 instead of PLUS_EXPR for pointer addition.
4351 (rs6000_va_start): Likewise.
4352 Also use sizetype for the offset.
4353 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4354 as PLUS_EXPR/MINUS_EXPR.
4355 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4356 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4357 Don't use BIT_AND_EXPR on a pointer type, convert the
4358 expression to sizetype first.
4359 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4361 (mips_gimplify_va_arg_expr): Likewise.
4362 Don't create BIT_AND_EXPR in a pointer type.
4364 2007-06-15 Eric Christopher <echristo@apple.com>
4366 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4367 (x86_64-*-darwin*): Ditto.
4368 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4371 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4373 * doc/extend.texi: Document behavior of __attribute__((aligned))
4376 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4378 * rtlanal.c (note_stores): Improve documentation.
4380 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4382 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4383 LOCAL_LABEL_PREFIX): Delete.
4384 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4385 (bfin_internal_label): Delete.
4387 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4389 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4390 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4391 otherwise define to LIBGCC2_TF_CEXT.
4392 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4393 (LIBGCC_TF_CEXT): Ditto.
4396 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4398 PR rtl-optimization/32339
4399 * df-scan.c (df_uses_record): Don't modify flags but just add to
4400 it for df_ref_record.
4402 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4404 * tree-mudflap.c: Fix whitespace issues.
4406 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4408 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4410 2007-06-14 Eric Christopher <echristo@apple.com>
4412 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4413 (movv4sf): Use gcc_unreachable instead of abort.
4415 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4418 * config/i386/sfp-machine.h (CMPtype): New define.
4419 (mach stubs): Use CMPtype instead of int as a return type.
4421 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4423 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4424 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4425 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4426 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4427 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4428 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4429 config/soft-fp/soft-fp.h: Update from glibc CVS.
4431 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4433 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4435 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4438 * config/v850/v850.c: Include dataflow header file.
4439 (substitute_ep_register): Fix typo.
4441 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4443 * configure.ac: Fix earlier checkin.
4444 * configure: Regenerated.
4446 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4448 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4449 * aclocal.m4: Regenerate.
4450 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4451 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4452 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4453 * configure: Regenerate.
4454 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4456 * Makefile.in (quickstrap): Build libgcc too.
4458 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4460 * configure.ac: Add --enable-checking=df. Explicitly mention that
4461 the variables are initialized as for "release".
4462 * df-core.c: Use it.
4463 * configure: Regenerate.
4464 * config.in: Regenerate.
4466 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4468 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4469 validate_replace_rtx instead of replace_rtx.
4470 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4472 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4474 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4475 (DWARF2_UNWIND_INFO): Override default if configured with
4477 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4478 (ENDFILE_SPEC): Add crtend.o.
4479 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4480 (ENDFILE_SPEC): Add crtend.o.
4481 (TARGET_USE_JCR_SECTION): Define.
4482 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4484 * config/i386/cygming-crtbegin.c: New file.
4485 * config/i386/cygming-crtend.c: New file.
4487 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4489 * config/i386/w32-unwind.h: New file.
4491 2007-06-13 Eric Christopher <echristo@apple.com>
4493 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4494 the user set a value below STACK_BOUNDARY.
4496 2007-06-13 Thiemo Seufer <ths@networkno.de>
4498 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4499 imply -lpthread for -pthread.
4501 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4503 * basic-block.h: Remove the prototype for
4504 free_basic_block_vars.
4505 * cfglayout.h: Remove the prototype for
4506 insn_locators_initialize.
4507 * tree.h: Remove the prototype for emit_line_note.
4509 * tree-ssa-pre.c (mergephitemp): Remove.
4510 (init_pre): Don't use mergephitemp.
4512 2007-06-13 Eric Christopher <echristo@apple.com>
4514 * config/i386/i386.c (override_options): If we've specified
4515 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4517 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4519 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4522 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4524 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4525 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4526 (eh_store_handler): New pattern.
4527 (eh_return): Emit it instead of a plain move.
4529 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4532 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4533 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4536 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4538 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4539 (find_next_insn_start, find_load): New functions.
4540 (bfin_reorg): Use them to deal with the fact that parallel insns are
4541 no longer represented as a SEQUENCE.
4543 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4545 * config/sparc/sparc.c (sparc_override_options): Initialize
4548 2007-06-13 Dave Korn <dave.korn@artimi.com>
4550 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4553 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4555 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4556 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4557 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4558 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4559 tree-vect-transform.c: Fix comment typos. Follow spelling
4562 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4564 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4565 to the exit block use set.
4566 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4567 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4568 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4570 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4572 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4573 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4574 to indicate an error.
4575 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4577 (dbg_cnt_process_opt): Print an error on a bad argument.
4578 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4579 * common.opt (-fdbg-cnt-list): New.
4580 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4582 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4584 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4585 flag on ref-all pointers.
4587 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4590 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4591 for the offset with the modifier as EXPAND_INITIALIZER
4592 if the modifier is EXPAND_INITIALIZER.
4593 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4594 a register if we had an overflow.
4596 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4598 * real.c (real_isfinite): New.
4599 (real_sqrt): Use it.
4600 * real.h (real_isfinite): New.
4601 * builtins.c: Use it.
4603 2007-06-12 Ian Lance Taylor <iant@google.com>
4604 Daniel Berlin <dberlin@dberlin.org>
4607 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4608 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4609 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4610 (DECL_NO_TBAA_P): Define.
4611 (struct tree_decl_common): Add no_tbaa_flag field.
4612 * tree-ssa-structalias.c (struct variable_info): Add
4613 no_tbaa_pruning field.
4614 (new_var_info): Initialize no_tbaa_pruning field.
4615 (unify_nodes): Copy no_tbaa_pruning field.
4616 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4617 (dump_solution_for_var): Print no_tbaa_pruning flag.
4618 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4620 (compute_tbaa_pruning): New static function.
4621 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4622 Call compute_tbaa_pruning.
4623 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4624 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4625 * gimple-low.c (lower_stmt): Likewise.
4626 * tree-gimple.c (is_gimple_stmt): Likewise.
4627 * tree-ssa-operands.c (get_expr_operands): Likewise.
4628 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4629 * tree-inline.c (estimate_num_insns_1): Likewise.
4630 (copy_result_decl_to_var): Likewise.
4631 * expr.c (expand_expr_real_1): Likewise.
4632 * tree-pretty-print.c (dump_generic_node): Likewise.
4633 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4634 * omp-low.c (omp_copy_decl_2): Likewise.
4635 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4636 * doc/c-tree.texi (Expression trees): Document
4637 CHANGE_DYNAMIC_TYPE_EXPR.
4639 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4642 with !HONOR_NANS and !HONOR_INFINITIES.
4643 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4645 2007-06-12 Tristan Gingold <gingold@adacore.com>
4647 * gcov.c: Comments updated.
4648 (source_info): Add file_time field.
4649 (source_index): New variable.
4650 (mutiple_files): New variable.
4651 (generate_results): New function extracted from process_file.
4652 (process_file): Save and restore chain of functions, generate
4653 results and free structures only if not merging results.
4654 (release_structures): File names are now freed in create_file_names
4655 (create_file_names): Free previous file names.
4656 (find_source): File date is now read here and modifications in
4657 source files is checked here.
4658 (read_graph_file): Only reverse order of functions for the current
4660 (make_gcov_file_name): Do not generate long names if input_name is
4662 (output_lines): If merging results do not display graph, data and
4664 Checking source file modification is done in find_source.
4666 * doc/gcov.texi: Append an s to sourcefile.
4668 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4670 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4671 (forced_nop): New pattern.
4672 * config/bfin/bfin.c: Include "df.h".
4673 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4674 (bfin_discover_loop): Use df_get_live_in instead of
4675 global_live_at_start.
4676 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4677 df_analyze when done.
4678 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4679 the insns. Use QImode for the final insn in a bundle. Call
4680 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4682 (reorder_var_tracking_notes): New function.
4683 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4684 update_life_info. Call df_analyze after scheduling and bundle
4685 generation. Call reorder_var_tracking_notes if generating these
4686 notes. Call df_finish_pass at the end.
4688 2007-06-12 Dirk Mueller <dmueller@suse.de>
4690 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4691 a comparison, not an assignment.
4693 2007-06-12 Olivier Hainque <hainque@adacore.com>
4695 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4696 Request walking the subtrees only, leaving the current is_lhs/val_only
4698 (convert_non_local_reference): Likewise.
4700 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4702 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4704 2007-06-12 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/15353
4707 PR tree-optimization/31657
4708 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4709 * timevar.def: Add TV_TREE_IFCOMBINE.
4710 * tree-pass.h (pass_tree_ifcombine): Declare.
4711 * tree-ssa-ifcombine.c: New file.
4712 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4713 * tree-flow.h (blocks_in_phiopt_order): Declare.
4714 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4715 (tree-ssa-ifcombine.o): New dependencies.
4717 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4719 PR rtl-optimization/32293
4720 * combine.c (simplify_if_then_else): Truncate return from
4721 nonzero_bits() to correct mode.
4723 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4725 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4726 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4728 2007-06-11 Diego Novillo <dnovillo@google.com>
4730 * Makefile.in (reload1.o-warn): Remove.
4732 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4734 * combine.c (subst): Use reg_overlap_mentioned_p
4735 instead of comparing register numbers directly.
4737 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4739 * reload1.c (mark_home_live_1): Use the mode parameter.
4741 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4743 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4744 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4748 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4750 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4752 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4754 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4755 from integer registers.
4756 (FP mode splitters): Handle TFmode.
4758 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4760 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4761 for ref-all pointers that point-to anything.
4763 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4765 * config/arm/arm.c (arm_output_dwarf_dtprel,
4766 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4768 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4770 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4771 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4774 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4776 * gcc/tree.c (signed_or_unsigned_type_for): New.
4777 (unsigned_type_for): Use signed_or_unsigned_type_for.
4778 (signed_type_for): Use signed_or_unsigned_type_for.
4779 * gcc/tree.h (signed_or_unsigned_type_for): New.
4780 (get_signed_or_unsigned_type): Remove.
4781 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4782 lang_hooks.types.signed_type
4783 (size_diffop): Likewise.
4784 (all_ones_mask_p): Likewise.
4785 (build_range_check): Likewise.
4786 (fold_cond_expr_with_comparison): Likewise.
4787 (fold_cond_expr_with_comparison): Likewise.
4788 (unextend): Likewise.
4789 (extract_muldiv_1): Likewise.
4790 (fold_single_bit_test_into_sign_test): Likewise.
4791 (fold_binary): Likewise.
4792 (fold_ternary): Likewise.
4793 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4794 instead of get_signed_or_unsigned_type.
4795 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4796 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4797 * gcc/expr.c (signed_or_unsigned_type_for): Use
4798 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4799 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4800 (lhd_signed_or_unsigned_type): Remove.
4801 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4802 signed_or_unsigned_type.
4803 (lhd_signed_or_unsigned_type): Remove.
4804 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4805 lang_hooks.types.signed_type.
4806 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4807 c_common_signed_type instead of lang_hooks.types.signed_type.
4808 (c_common_unsigned_type): New.
4809 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4810 (shorten_compare): Use c_common_unsigned_type instead of
4811 c_common_signed_or_unsigned_type.
4812 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4814 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4815 lang_hooks.types.signed_type.
4816 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4817 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4818 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4819 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4820 instead of unsigned_type_for.
4821 * gcc/c-decl.c (groakdeclarator): Likewise.
4822 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4823 * gcc/c-common.h (c_common_unsigned_type): New.
4825 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4829 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4831 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4834 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4835 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4837 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4838 Sebastian Pop <sebpop@gmail.com>
4840 * lambda-code.c (remove_iv): New.
4841 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4843 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4845 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4846 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4847 * tree-ssa-loop-prefetch.c: Include optabs.h.
4848 (FENCE_FOLLOWING_MOVNT): New macro.
4849 (struct mem_ref): Add independent_p and storent_p fields.
4850 (record_ref): Initalize the new fields.
4851 (gather_memory_references_ref): Return true if the reference
4853 (gather_memory_references): Check whether all memory accesses
4854 in loop were recorded.
4855 (should_issue_prefetch_p): Return false for nontemporal stores.
4856 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4857 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4858 (determine_loop_nest_reuse): Detect independent memory references.
4859 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4860 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4861 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4862 * config/i386/i386.h (x86_mfence): Declare.
4863 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4864 * config/i386/i386.c (x86_mfence): New variable.
4865 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4867 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4868 * optabs.c (init_optabs): Initialize storent_optab.
4869 * optabs.h (enum optab_index): Add OTI_storent.
4870 (storent_optab): Declare.
4871 * genopinit.c (optabs): Add initialization for storent_optab.
4872 * tree.h (MOVE_NONTEMPORAL): New macro.
4873 * expr.c (expand_assignment, store_expr, store_constructor_field,
4874 store_constructor, store_field, expand_expr_real_1): Propagate
4875 nontemporality of the expanded store.
4876 (emit_storent_insn): New function.
4877 * expr.h (expand_assignment, store_expr): Declaration changed.
4878 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4879 to expand_assignment.
4880 * stmt.c (expand_asm_expr): Ditto.
4881 * calls.c (initialize_argument_information): Pass false as
4882 nontemporality to store_expr.
4883 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4886 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4888 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4890 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4892 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4894 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4895 and allow DECL_P here.
4897 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4899 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4900 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4901 track of the size of the expression.
4902 * cfghooks.c (merge_blocks): Remove block from loops structure only
4903 after call of the merge_blocks hook.
4905 2007-06-09 Tom Tromey <tromey@redhat.com>
4907 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4908 (deprecated_state): Removed.
4909 (start_decl): Update.
4910 (enum deprecated_states): Moved earlier.
4911 (groktypename): Update.
4912 (push_parm_decl): Likewise.
4913 (grokfield): Likewise.
4914 (start_function): Likewise.
4916 2007-06-09 Ian Lance Taylor <iant@google.com>
4918 PR tree-optimization/32169
4919 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4920 CONVERT_EXPR, check whether min and max both converted to an
4921 overflow infinity representation.
4923 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4925 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4926 not inserted on the edge.
4928 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4930 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4931 instructions if they are supported.
4932 (__divsi3, __umodsi3, __modsi3): Likewise.
4933 (__ashldi3, __ashrdi3, __lshrdi3): New.
4934 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4936 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4937 Tony Linthicum <tony.linthicum@amd.com>
4939 * doc/invoke.texi: Add fvect-cost-model flag.
4940 * common.opt (fvect-cost-model): New flag.
4941 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4942 cost fields in stmt_vec_info struct for STMT.
4943 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4944 fields in stmt_vec_info struct and access functions for the same.
4945 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4946 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4947 load, store and vector to scalar operation.
4948 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4949 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4950 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4951 (TARG_VEC_STORE_COST): Define cost of vector store.
4952 (vect_estimate_min_profitable_iters): Define new function.
4953 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4954 check to evaluate if loop iterations are less than minimum profitable
4955 iterations determined by cost model or minimum vect loop bound defined
4956 by user, whichever is more conservative.
4957 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4958 run-time check to evaluate if loop iterations are less than minimum
4959 profitable iterations determined by cost model or minimum vect loop
4960 bound defined by user, whichever is more conservative.
4961 (vect_estimate_min_profitable_iterations): New function to estimate
4962 mimimimum iterartions required for vector version of loop to be
4963 profitable over scalar version.
4964 (vect_model_reduction_cost): New function.
4965 (vect_model_induction_cost): New function.
4966 (vect_model_simple_cost): New function.
4967 (vect_cost_strided_group_size): New function.
4968 (vect_model_store_cost): New function.
4969 (vect_model_load_cost): New function.
4970 (vectorizable_reduction): Call vect_model_reduction_cost during
4972 (vectorizable_induction): Call vect_model_induction_cost during
4974 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4975 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4976 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4977 vectorizable_promotion, vectorizable_demotion): Call
4978 vect_model_simple_cost during analysis phase.
4980 2007-06-08 Simon Baldwin <simonb@google.com>
4982 * reg-stack.c (get_true_reg): Readability change. Moved default case
4983 label into direct switch statement scope.
4985 2007-06-08 Simon Baldwin <simonb@google.com>
4987 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4988 in gcc_assert() with '==' comparison.
4990 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4992 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4993 TARGET_ABM handling of x86_popcnt variable.
4995 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4997 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4998 __builtin_copysignq and __builtin_infq built-in functions.
5000 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5002 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5003 SSE4.2 section. Correct built-in function names in SSE4A section.
5005 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5007 PR tree-optimization/32243
5008 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5009 for ncopies after ratio check between nunits_out and nunits_in.
5010 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5012 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5014 PR tree-optimization/32224
5015 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5016 vectorization upon a non GIMPLE_MODIFY_STMT.
5018 2007-06-08 Christian Bruel <christian.bruel@st.com>
5021 * config/sh/sh.md (doloop_end): New pattern and splitter.
5022 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5024 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5027 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5029 (verify_dominators): Do not change dominance tree.
5031 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5033 * config/sh/constraints.md: New file.
5034 * config/sh/sh.c: Include tm-constrs.h.
5035 (reg_class_from_letter): Remove.
5036 (prepare_cbranch_operands): Use satisfies_constraint_*
5037 function instead of macro.
5038 (andcosts, broken_move, sh_secondary_reload): Likewise.
5039 * config/sh/predicates.md (trapping_target_operand): Likewise.
5040 (and_operand, arith_operand, arith_reg_or_0_operand,
5041 cmp_operand, logical_operand, target_operand,
5042 ua_address_operand, ua_offset, xor_operand): Likewise.
5043 * config/sh/sh.md: Include constraints.md.
5044 (*movsicc_t_false): Use satisfies_constraint_* function
5046 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5047 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5048 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5049 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5050 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5051 (REG_CLASS_FROM_CONSTRAINT): Remove.
5052 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5053 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5054 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5055 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5056 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5057 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5058 function instead of macro.
5059 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5060 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5061 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5062 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5063 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5064 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5065 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5066 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5067 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5068 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5069 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5070 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5071 EXTRA_CONSTRAINT_STR): Likewise.
5072 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5074 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5076 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5078 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5081 * c-common.h (flag_cpp0x): Replaced by...
5082 (cxx_dialect): ... this new variable specifying the C++ dialect that
5084 * c-common.c (flag_cpp0x): Removed.
5085 (cxx_dialect): Defined.
5086 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5088 * c-opts.c (c_common_post_options): Likewise.
5089 (set_std_cxx98): Set cxx_dialect to cxx98.
5090 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5092 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5093 Hui-May Chang <hm.chang@apple.com>
5095 * doc/invoke.texi (Darwin Options): Update documentation for
5096 -mmacosx-version-min.
5097 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5098 * config/darwin-driver.c: New file.
5099 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5100 * config/t-darwin (darwin-driver.o): New rule.
5102 * config/darwin-c.c (version_as_macro): Ignore low digit.
5104 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5106 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5107 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5108 (CSGNMODE): New mode macro.
5109 (CSGNVMODE): New mode attribute.
5110 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5111 expander using CSGNMODE mode macro. Handle TFmode.
5112 (copysign<mode>3_const): Rename from copysignsf3_const and
5113 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5115 (copysign<mode>3_var): Rename from copysignsf3_var and
5116 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5118 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5119 mode macro. Handle TFmode.
5120 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5121 (iortf3, *iortf3): Ditto.
5122 (xortf3, *xortf3): Ditto.
5123 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5124 TFmode and TImode masks.
5125 (ix86_expand_copysign): Expand TFmode copysign insn.
5126 (IX86_BUILTIN_INFQ): New.
5127 (IX86_BUILTIN_FABSQ): Ditto.
5128 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5129 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5130 [__builtin_fabsq]: Ditto.
5131 [__builtin_copysignq]: Ditto.
5132 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5133 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5134 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5135 ix86_expand_binop_builtin().
5137 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5139 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5141 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5144 * rtl.h (push_to_sequence2): New.
5145 * emit-rtl.c (push_to_sequence2): New.
5146 * function.c (assign_parm_data_all): Add new fields.
5147 (assign_parm_setup_block): Call push_to_sequence2 instead of
5149 (assign_parm_setup_reg): Ditto.
5150 (assign_parm_setup_stack): Ditto.
5151 (assign_parms_unsplit_complex): Ditto.
5152 (assign_parms): Change field name.
5154 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5156 PR tree-optimization/32220
5157 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5158 phi node is reached before defining statement.
5160 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5163 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5164 after changing the right hand side of the assignment.
5166 2007-06-06 Eric Christopher <echristo@apple.com>
5168 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5169 (x86_64-*-darwin*): Ditto.
5170 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5171 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5173 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5175 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5177 (add_key): Likewise.
5178 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5179 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5181 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5183 (add_cost_one_coalesce): Likewise.
5184 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5185 variable names. Rename orig to orig_name for consistency.
5186 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5188 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5190 (record_equivalences_from_stmt): Likewise.
5191 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5192 the coding conventions.
5193 (memory_ssa_name_same): Likewise.
5194 (dse_optimize_stmt): Likewise.
5195 (dse_record_phis): Likewise.
5196 (dse_finalize_block): Likewise.
5197 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5198 keywords as variable names.
5199 (may_move_till): Cast according to the coding conventions.
5200 (force_move_till_expr): Avoid using C++ keywords as variable names.
5201 (force_move_till): Cast according to the coding conventions.
5202 (memref_hash): Likewise.
5203 (memref_eq): Likewise.
5204 (gather_mem_refs_stmt): Likewise.
5205 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5206 using C++ keywords as variable names.
5207 (idx_find_step): Cast according to the coding conventions.
5208 (idx_record_use): Likewise.
5209 (find_depends): Likewise.
5210 (prepare_decl_rtl): Likewise.
5211 (mbc_entry_hash): Likewise.
5212 (mbc_entry_eq): Likewise.
5213 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5214 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5215 (idx_infer_loop_bounds): Cast according to the coding conventions.
5216 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5217 * tree-ssa-math-opts.c (occ_new ): Likwise.
5218 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5220 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5222 (add_use_op): Likewise.
5223 (add_vop): Likewise.
5224 (add_vuse_op): Likewise.
5225 (add_vdef_op): Likewise.
5226 (get_expr_operands): Likewise.
5227 (push_stmt_changes): Use type safe memory macros.
5228 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5229 keywords as variable names.
5230 (conditional_replacement): Likewise.
5231 (minmax_replacement): Likewise.
5232 (abs_replacement): Likewise.
5233 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5235 (insert_fake_stores): Avoid using C++ keywords as variable names.
5236 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5238 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5239 (heapvar_insert): Use type safe memory macros.
5240 (new_var_info): Cast according to the coding conventions.
5241 (new_constraint): Likewise.
5242 (remove_preds_and_fake_succs): Use type safe memory macros.
5243 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5245 (thread_single_edge): Likewise.
5246 (thread_through_loop_header): Likewise.
5248 2007-06-06 Eric Christopher <echristo@apple.com>
5250 * config/i386/i386.c (override_options): Move handling
5251 of TARGET_SUBTARGET* earlier.
5253 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5255 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5258 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5260 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5261 emited outside of basic block.
5262 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5264 * rtl.h (delete_insn_chain): Declaration changed.
5265 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5267 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5268 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5269 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5270 to delete_insn_chain.
5271 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5272 do not have bb field set.
5273 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5275 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5276 * cfgcleanup.c (try_optimize_cfg): Ditto.
5278 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5280 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5281 (lambda_body_vector_new): Use type safe memory macros.
5282 (lambda_linear_expression_new): Likewise.
5283 (lambda_loopnest_new): Likewise.
5284 (lambda_lattice_new): Likewise.
5285 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5286 conventions. Use type safe memory macros.
5287 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5288 (lambda_body_vector_s): Likewise.
5289 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5290 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5292 2007-06-06 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5295 if we need to schedule cfg_cleanup.
5296 (tree_ssa_forward_propagate_single_use_vars): Do so.
5298 2007-06-06 Ian Lance Taylor <iant@google.com>
5300 * fold-const.c (merge_ranges): If range_successor or
5301 range_predecessor fail, just return 0.
5303 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5305 PR tree-optimization/32216
5306 * tree-vectorizer.c (supportable_widening_operation): Determine
5307 signedness of FIX_TRUNC_EXPR from output operand.
5308 (supportable_narrowing_operation): Ditto.
5309 * tree-vect-generic.c (expand_vector_operations_1): Determine
5310 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5313 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5315 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5316 (struct pta): ...from here. Change flags to unsigned to avoid
5317 excessive casting (as it is used as a bit mask).
5318 (override_options): Add casts according to the coding convenventions.
5319 (x86_64_elf_unique_section): Likewise.
5320 (examine_argument): Avoid using C++ keywords as variable names.
5321 (construct_container): Likewise.
5322 (legitimize_pic_address): Likewise.
5323 (get_dllimport_decl): Cast according to the coding conventions. Use
5324 type safe memory macros.
5325 (legitimize_address): Cast according to the coding conventions.
5326 (emit_i387_cw_initialization): Corrected the type of slot to enum
5328 (ix86_init_machine_status): Use type safe memory macros.
5329 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5330 (bdesc_pcmpistr): Likewise.
5331 (bdesc_crc32): Likewise.
5332 (bdesc_sse_3arg): Likewise.
5333 (bdesc_2arg): Likewise.
5334 (bdesc_1arg): Likewise.
5335 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5336 (ix86_expand_sse_pcmpistr): Likewise.
5337 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5338 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5339 int to match the langhook definition.
5340 (ix86_builtin_conversion): Change the type of code to unsigned init to
5341 match the langhook definition.
5342 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5344 (ix86_preferred_output_reload_class): Likewise.
5345 (ix86_cannot_change_mode_class): Likewise.
5346 (ix86_memory_move_cost): Likewise.
5347 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5348 avoid excessive casting later on.
5349 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5351 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5353 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5354 as flags setting insn.
5355 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5357 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5360 (UNSPEC_ROUND): New.
5361 ("sse4_1_round<mode>2"): New insn pattern.
5362 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5364 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5365 expander using SSEMODEF mode macro. Expand using
5366 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5367 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5368 expander using SSEMODEF mode macro. Expand using
5369 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5370 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5371 expander using SSEMODEF mode macro. Expand using
5372 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5373 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5374 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5375 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5378 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5379 Sebastian Pop <sebpop@gmail.com>
5381 * lambda.h (build_linear_expr): New.
5382 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5383 Use build_linear_expr, call fold and force_gimple_operand.
5384 (lambda_loopnest_to_gcc_loopnest): Check that there is
5385 something to insert.
5386 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5388 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5390 PR preprocessor/23479
5391 * doc/extend.texi: Document the 0b-prefixed binary integer
5394 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5396 PR tree-optimization/32215
5397 * tree-vectorizer.c (supportable_widening_operation): Return false
5398 for unsupported FIX_TRUNC_EXPR tree code.
5399 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5401 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5403 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5404 register on SPE targets. Change documentation to reflect
5406 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5407 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5408 out of the register allocation pool.
5409 (rs6000_reg_live_or_pic_offset_p): New function.
5410 (rs6000_emit_prologue): Move the actual saving of LR up to free
5411 r0 for holding r11. Split saving of SPE 64-bit registers into
5412 its own case. Ensure that offsets will always be in-range for
5413 'evstdd' by using r11 as a scratch register to point at the start
5414 of the SPE save area. Save r11 if necessary, as it is the static
5416 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5417 into its own case. Ensure that offsets will always be in-range
5418 for 'evldd' by using r11 as a scratch register to point at the
5419 start of the SPE save area. Also adjust r11 when restoring
5420 the stack pointer to compensate for pre-loading r11.
5422 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5424 * cfg.c (init_flow): Use type safe memory macros.
5425 (alloc_block): Likewise.
5426 (unchecked_make_edge): Likewise.
5427 (dump_flow_info): Avoid using C++ keywords as variable names.
5428 (copy_original_table_clear): Cast according to the coding conventions.
5429 (copy_original_table_set): Likewise.
5430 * cfgexpand (label_rtx_for_bb): Likewise.
5431 (expand_gimple_basic_block): Likewise.
5432 * cfghooks.c (dump_bb): Likewise.
5433 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5435 (lv_add_condition_to_bb): Likewise.
5436 * cfglayout (relink_block_chain): Cast according to the coding
5438 (fixup_reorder_chain): Likewise.
5439 (fixup_fallthru_exit_predecessor): Likewise.
5440 * cfgloop.c (glb_enum_p): Likewise.
5441 (get_exit_description): Likewise.
5442 (dump_recorded_exit): Likewise.
5443 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5444 (struct loop): ... from here.
5445 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5447 * cfgrtl.c (rtl_create_basic_block): Likewise.
5448 (rtl_split_block): Likewise.
5449 (rtl_dump_bb): Likewise.
5450 (cfg_layout_split_block): Likewise.
5451 (init_rtl_bb_info): Use typesafe memory macros.
5453 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5454 * graphds.h: Updated all usages of edge to graph_edge.
5455 * graphds.c: Likewise.
5456 * cfgloopanal.c: Likewise.
5458 2007-06-05 Ian Lance Taylor <iant@google.com>
5460 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5461 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5462 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5464 (test_for_singularity): Likewise.
5466 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5468 * config/i386/constraints.md ("Y2"): Replaced by ...
5470 * config/i386/i386.md: Likewise.
5471 * config/i386/mmx.md: Likewise.
5472 * config/i386/sse.md: Likewise.
5474 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/constraints.md ("z"): Replaced by ...
5478 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5479 (sse4_1_blendvps): Likewise.
5480 (sse4_1_pblendvb): Likewise.
5481 (sse4_2_pcmpestr): Likewise.
5482 (sse4_2_pcmpestrm): Likewise.
5483 (sse4_2_pcmpestr_cconly): Likewise.
5484 (sse4_2_pcmpistr): Likewise.
5485 (sse4_2_pcmpistrm): Likewise.
5486 (sse4_2_pcmpistr_cconly): Likewise.
5488 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5490 * matrix-reorg.c (transform_access_sites): Fix computation.
5491 (transform_allocation_sites): Same.
5493 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5495 * config/i386/i386.c (override_options): Use
5496 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5498 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5500 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5501 (nonimm_not_xmm0_operand): Ditto.
5502 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5503 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5504 as operand[2] predicate. Require "z" class XMM register for
5505 operand[3]. Adjust asm template.
5506 ("sse4_1_blendvpd"): Ditto.
5507 ("sse4_1_pblendvb"): Ditto.
5508 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5509 force op2 into xmm0 register for variable blend instructions.
5511 2007-06-04 Tom Tromey <tromey@redhat.com>
5513 * c-tree.h (start_enum): Update.
5514 (build_enumerator): Likewise.
5515 * c-decl.c (enum_next_value): Removed.
5516 (enum_overflow): Likewise.
5517 (start_enum): Add c_enum_contents argument. Don't use globals.
5518 (build_enumerator): Likewise.
5519 * c-tree.h (struct c_enum_contents): New struct.
5521 2007-06-04 Tom Tromey <tromey@redhat.com>
5523 * c-common.c (c_common_get_alias_set): Fix indentation.
5525 2007-06-04 Ian Lance Taylor <iant@google.com>
5527 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5528 to overflow, reduce overflow infinity to regular infinity.
5529 (vrp_var_may_overflow): New static function.
5530 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5532 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5534 * stor-layout.c (layout_type): Remove duplicate code.
5536 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5539 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5540 before build_common_builtin_nodes ().
5542 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5545 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5547 2007-06-04 Jan Hubicka <jh@suse.cz>
5549 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5550 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5551 instead of _stat version.
5553 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5555 PR tree-optimization/32194
5556 * tree-predcom.c (determine_offset): Check that both references have
5559 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5561 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5562 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5563 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5564 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5565 Add argument to iterate_fix_dominators call.
5566 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5567 * gcse.c (hoist_code): Change domby to vector.
5568 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5569 Add argument to iterate_fix_dominators call.
5570 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5571 recompute_dominator.
5572 * lambda-code.c (perfect_nestify): Ditto.
5573 * cfgloopanal.c: Include graphds.h.
5574 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5575 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5576 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5578 * graphds.c: New file.
5579 * graphds.h: New file.
5580 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5581 (get_dominated_by, get_dominated_by_region): Change return type to
5583 (verify_dominators): Recompute all dominators and compare the results.
5584 (recount_dominator): Renamed to ...
5585 (recompute_dominator): ... this. Do not check that the block is
5587 (iterate_fix_dominators): Reimplemented.
5588 (prune_bbs_to_update_dominators, root_of_dom_tree,
5589 determine_dominators_for_sons): New functions.
5590 * et-forest.c (et_root): New function.
5591 * et-forest.h (et_root): Declare.
5592 * Makefile.in (graphds.o): Add.
5593 (cfgloopanal.o): Add graphds.h dependency.
5594 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5595 * basic-block.h (get_dominated_by, get_dominated_by_region,
5596 iterate_fix_dominators): Declaration changed.
5597 (recount_dominator): Renamed to ...
5598 (recompute_dominator): ... this.
5599 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5600 (thread_through_all_blocks): Do not free dominance info.
5602 2007-06-03 Andreas Schwab <schwab@suse.de>
5604 * config/m68k/m68k.c (override_options): Don't override
5606 * config/m68k/m68k-modes.def (SF, DF): Define to use
5607 motorola_single_format and motorola_double_format, resp.
5608 * real.c (motorola_single_format): Renamed from
5609 coldfire_single_format.
5610 (motorola_double_format): Renamed from coldfire_double_format.
5611 (encode_ieee_extended): Generate a proper canonical NaN image
5612 respecting canonical_nan_lsbs_set.
5613 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5615 * real.h: Adjust declarations.
5617 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5620 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5621 the symbol is generated with the stack protector.
5623 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5625 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5626 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5628 * doc/extend.texi (interrupt): Mention m68k.
5630 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5632 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5633 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5634 (ix86_expand_sse_pcmpestr): Do not check operands for
5635 "register_operand", when insn operand predicate is "register_operand".
5636 (ix86_expand_sse_pcmpistr): Ditto.
5638 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5639 Uros Bizjak <ubizjak@gmail.com>
5641 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5642 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5643 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5644 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5645 * config/i386/constraints.md ("z"): New register constraint
5646 for members of SSE_FIRST_REG class.
5647 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5648 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5649 SSE_FIRST_REG class.
5650 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5651 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5652 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5653 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5654 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5655 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5656 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5657 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5658 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5659 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5660 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5661 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5662 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5663 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5664 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5665 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5666 (struct builtin_description): Change "flag" field to unsigned.
5667 (bdesc_pcmpestr): New builtin description table.
5668 (bdesc_pcmpistr): Likewise.
5669 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5670 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5671 Initialize pcmp[ei]str[im] insns for SSE4.2.
5672 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5673 (ix86_expand_sse_pcmpistr): Likewise.
5674 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5675 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5676 (UNSPEC_PCMPISTR): Likewise.
5677 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5678 (sse4_2_pcmpestri):New isns pattern.
5679 (sse4_2_pcmpestrm): Likewise.
5680 (sse4_2_pcmpestr_cconly): Likewise.
5681 (sse4_2_pcmpistr): New insn patern and splitter.
5682 (sse4_2_pcmpistri):New isns pattern.
5683 (sse4_2_pcmpistrm): Likewise.
5684 (sse4_2_pcmpistr_cconly): Likewise.
5685 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5688 2007-06-01 David Daney <ddaney@avtrex.com>
5690 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5691 LOADGP_ABSOLUTE and not binds_local_p.
5693 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5695 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5697 2007-06-01 Ian Lance Taylor <iant@google.com>
5699 * tree-vrp.c (compare_name_with_value): Always set
5700 used_strict_overflow if we get a result from the variable itself.
5702 2007-06-01 Ian Lance Taylor <iant@google.com>
5704 PR rtl-optimization/31455
5705 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5706 subregs which have a cast between modes which are not tieable.
5708 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5710 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5711 breaks after return statements.
5713 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5715 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5716 only after no_new_pseudos.
5718 2007-05-31 Eric Christopher <echristo@apple.com>
5720 * expr.c (convert_move): Assert that we don't have a BLKmode
5722 (store_expr): Handle BLKmode moves by calling emit_block_move.
5724 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5726 * c-typeck.c (build_indirect_ref): Include type in error message.
5727 (build_binary_op): Pass types to binary_op_error.
5728 * c-common.c (binary_op_error): Take two type arguments, print out
5730 * c-common.h (binary_op_error): Update prototype.
5732 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5734 * config/i386/i386.c: Correct coments on -mno-sse4.
5736 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5738 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5739 (x86_64-*-*): Likewise.
5740 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5741 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5742 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5743 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5744 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5745 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5746 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5747 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5748 (OPTION_MASK_ISA_SSE4): Likewise.
5749 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5750 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5751 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5752 (override_options): Support SSE4.2.
5753 (ix86_build_const_vector): Support SImode and DImode.
5754 (ix86_build_signbit_mask): Likewise.
5755 (ix86_expand_int_vcond): Support V2DImode.
5756 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5757 (IX86_BUILTIN_CRC32HI): Likewise.
5758 (IX86_BUILTIN_CRC32SI): Likewise.
5759 (IX86_BUILTIN_CRC32DI): Likewise.
5760 (IX86_BUILTIN_PCMPGTQ): Likewise.
5761 (bdesc_crc32): Likewise.
5762 (bdesc_sse_3arg): Likewise.
5763 (ix86_expand_crc32): Likewise.
5764 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5765 (ix86_expand_builtin): Likewise.
5766 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5767 __SSE4_2__ for -msse4.2.
5768 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5769 (CRC32MODE): Likewise.
5770 (crc32modesuffix): Likewise.
5771 (crc32modeconstraint): Likewise.
5772 (sse4_2_crc32<mode>): Likewise.
5773 (sse4_2_crc32di): Likewise.
5774 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5776 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5777 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5778 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5779 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5780 (vcondu<mode>): Likewise.
5781 * doc/extend.texi: Document SSE4.2 built-in functions.
5782 * doc/invoke.texi: Document -msse4.2/-msse4.
5784 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5786 PR tree-optimization/32160
5787 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5788 variable as gimple reg.
5789 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5791 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5793 * gcc.c (main): Don't consider linker options when issuing the
5794 warning about a linker input file not being used.
5796 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * tree-vrp.c (compare_names): Initialize sop.
5800 2007-05-30 Dirk Mueller <dmueller@suse.de>
5802 * cgraphunit.c (cgraph_analyze_function): Remove
5803 computation of inline parameters.
5805 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5809 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5811 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5812 Add vx-common.h. Include vxworks.h between vx-common.h and
5814 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5816 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5817 (TARGET_ASM_DESTRUCTOR): Likewise.
5818 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5819 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5820 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5821 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5822 (VXWORKS_ENDIAN_SPEC): Define.
5823 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5824 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5825 VXWORKS_* equivalents.
5826 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5827 (ASM_FILE_START): Delete.
5828 (TARGET_VERSION): Reformat.
5829 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5830 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5831 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5832 (FPBIT, DPBIT): Define.
5833 (fp-bit.c, dp-bit.c): New rules.
5834 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5835 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5836 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5837 * config/arm/arm.h: Include vxworks-dummy.h.
5838 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5839 Mark with ATTRIBUTE_UNUSED.
5840 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5841 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5842 make it incompatible with -msingle-pic-base.
5843 (arm_function_ok_for_sibcall): Return false for calls that might
5844 go through a VxWorks PIC PLT entry.
5845 (require_pic_register): New function, split out from...
5846 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5848 (arm_load_pic_register): Handle the VxWorks RTP initialization
5849 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5850 (arm_emit_call_insn): New function.
5851 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5852 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5853 (pic_offset_arm): New pattern.
5854 (call, call_value): Use arm_emit_call_insn.
5855 (call_internal, call_value_internal): New expanders.
5856 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5857 VxWorks unless __PIC__.
5859 2007-05-30 Eric Christopher <echristo@gmail.com>
5861 * genrecog.c: Include regs.h in generated file.
5862 * genemit.c: Ditto. Fix up formatting.
5863 * config/mn10300/constraints.md: New.
5864 * config/mn10300/mn10300.md: Include.
5865 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5866 Fix up for removed macro.
5867 * config/mn10300/predicates.md (call_address_operand): Ditto.
5868 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5869 (CONST_OK_FOR_I): Ditto.
5870 (CONST_OK_FOR_J): Ditto.
5871 (CONST_OK_FOR_K): Ditto.
5872 (CONST_OK_FOR_L): Ditto.
5873 (CONST_OK_FOR_M): Ditto.
5874 (CONST_OK_FOR_N): Ditto.
5875 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5879 (EXTRA_CONSTRAINT): Ditto.
5881 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5883 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5885 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5886 OPTION_MASK_ISA_64BIT.
5887 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5889 2007-05-30 Richard Guenther <rguenther@suse.de>
5892 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5893 types for comparison.
5894 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5895 with original typed arguments.
5896 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5898 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5900 PR tree-optimization/31769
5901 * except.c (duplicate_eh_regions): Clear prev_try if
5902 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5904 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5906 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5907 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5908 bsi of the location where statements should be inserted.
5909 (sink_code_in_bb): Take bsi from statement_sink_location.
5910 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5911 instead of bsi_start.
5912 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5914 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5915 (bsi_move_before): Document inconsistency with bsi_move_after.
5916 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5918 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/i386.h (TARGET_ABM): New define.
5921 (TARGET_POPCNT): Ditto.
5922 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5923 New temporary defines to redefine from OPTION_ISA_* defines.
5924 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5925 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5926 (ix86_isa_flags): New extern int declaration.
5927 (TARGET_SUBTARGET_DEFAULT): New define.
5928 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5929 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5930 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5931 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5932 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5933 * config/i386/darwin.h: Change TARGET_64BIT define to
5936 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5937 using existing "ix86_isa_flags" varible.
5938 (m32, m64): Use existing "ix86_isa_flags" variable.
5939 (mmmx, m3dnow): Ditto.
5940 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5941 (mabm): Define as non-negative option using "x86_abm" variable.
5942 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5944 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5945 Rewrite feature test bitmap.
5946 (ix86_isa_flags): New initialized global int varible.
5947 (ix86_isa_flags_explicit): New static int variable.
5948 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5949 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5950 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5951 target_flags_explicit.
5952 (override_options): Remove "target_enable" and "target_disable" fields
5953 from "struct ptt". Update processor_target_table accordingly. Remove
5954 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5955 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5956 "target_flags" and "ix86_isa_flags_explicit" instead of
5957 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5958 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5959 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5960 to true when either of PTA_POPCNT or PTA_ABM is set in
5961 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5962 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5963 processor_alias_table flags entry. Remove handling of
5964 "target_enable" and "target_disable" fields of processor_target_table.
5965 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5966 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5967 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5968 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5969 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5971 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5973 2007-05-29 David Daney <ddaney@avtrex.com>
5976 * config/mips/mips.c (mips_output_mi_thunk): Emit
5977 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5979 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5980 * config/i386/i386.c (ix86_function_regparm): Added checking of
5981 ix86_force_align_arg_pointer to determine the number of
5982 register parameters.
5984 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5986 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5987 (SET_DR_MISALIGNMENT): New.
5988 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5989 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5990 Use SET_DR_MISALIGNMENT.
5991 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5993 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5994 find_loop_nest): Export.
5995 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5996 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5997 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5998 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6000 (struct mem_ref): Add field reuse_distance.
6001 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6002 Initialize reuse_distance field.
6003 (issue_prefetch_ref): Select temporality of prefetch according to
6005 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6006 self_reuse_distance, determine_loop_nest_reuse): New functions.
6007 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6008 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6009 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6012 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6014 * tree-ssa-alias.c: Add aliasing overview.
6016 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6017 Danny Smith <dannysmith@users.sourceforge.net>
6020 * config/i386/t-crtfm: Compile crtfastmath.o with
6021 -minline-all-stringops.
6022 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6023 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6025 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6027 * doc/md.texi: Document constraints on HP PA-RISC.
6029 * pa/constraints.md: New file.
6030 * pa.md: Include constraints.md.
6031 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6032 (integer_store_memory_operand, ldil_cint_p): New functions.
6033 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6034 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6035 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6036 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6037 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6039 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6042 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6043 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6044 case POSTDECREMENT_EXPR>): Return the error_mark_node
6045 if either the real or imaginary parts would an
6048 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6050 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6051 name when we remove it from a call.
6053 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6055 * targhooks.c (default_narrow_bitfield): Remove.
6056 * targhooks.h: Remove the prototype for
6057 default_narrow_bitfield.
6059 * langhooks-def.h: Remove the prototype for
6060 hook_get_alias_set_0.
6061 * langhooks.c (hook_get_alias_set_0): Remove.
6063 * global.c (EXECUTE_IF_CONFLICT): Remove.
6065 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6068 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6069 return true when truth_value_p is true and the type
6072 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6074 * doc/install.texi (Prerequisites): We no longer require Autoconf
6075 2.13 for the top-level.
6077 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6079 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6080 memory access via x86_expand_vector_move_misalign() only for
6081 TImode values on 32-bit targets.
6083 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6085 * matrix-reorg.c: New file. Implement matrix flattening and
6086 transposing optimization.
6087 * tree-pass.h: Add matrix reorg pass.
6088 * common.opt: Add fipa-mreorg flag.
6089 * Makefile.in: Add matrix-reorg.c.
6090 * passes.c: Add matrix reorg pass.
6091 * varpool.c (add_new_static_var): New function.
6092 * cgraph.h (add_new_static_var): Declare.
6094 2007-05-27 Eric Christopher <echristo@apple.com>
6096 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6097 sp_offset depending on stack size. Save r12 depending
6098 on registers we're saving later.
6099 (rs6000_emit_epilogue): Update sp_offset depending only
6102 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6104 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6105 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6106 * ifcvt.c (if_convert): Ditto.
6107 * tree-ssa-threadupdate.c (thread_block): Ditto.
6108 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6109 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6110 verify_loop_closed_ssa): Check number_of_loops instead of
6112 * predict.c (tree_estimate_probability): Ditto.
6113 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6114 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6115 * modulo-sched.c (sms_schedule): Ditto.
6116 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6117 (scev_finalize): Do not do anything if scev analysis was not
6119 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6120 current_loops == NULL.
6121 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6122 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6124 (loop_optimizer_finalize): Assert that loops were analyzed.
6125 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6126 rtl_doloop): Check number_of_loops instead of current_loops.
6127 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6128 current_loops == NULL.
6129 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6130 gate_tree_vectorize tree_linear_transform, check_data_deps,
6131 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6132 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6133 Check number_of_loops instead of current_loops.
6134 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6135 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6136 free loops if available.
6137 (execute_pre): Do not pass do_fre to fini_pre.
6139 2007-05-27 Tobias Burnus <burnus@net-b.de>
6142 * real.c (mpfr_from_real): Fix sign of -Inf.
6144 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6146 * tree-vect-transform.c (vectorizable_conversion): Initialize
6147 tree_code variables to ERROR_MARK.
6148 (vectorizable_type_demotion): Likewise.
6149 (vectorizable_type_promotion): Likewise.
6151 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6154 * config/i386/i386.md (movti): Handle push operands via
6157 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6159 * basic-block.h: Remove the prototype for merge_seq_blocks.
6160 * cfgcleanup.c (merge_seq_blocks): Remove.
6162 * tree-flow.h: Remove the prototype for is_aliased_with.
6163 * tree-ssa-alias.c (is_aliased_with): Remove.
6165 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6167 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6169 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6171 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6172 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6173 (vec_unpacks_hi_v16qi): Likewise.
6174 (vec_unpacku_lo_v16qi): Likewise.
6175 (vec_unpacks_lo_v16qi): Likewise.
6176 (vec_unpacku_hi_v8hi): Likewise.
6177 (vec_unpacks_hi_v8hi): Likewise.
6178 (vec_unpacku_lo_v8hi): Likewise.
6179 (vec_unpacks_lo_v8hi): Likewise.
6180 (vec_unpacku_hi_v4si): Likewise.
6181 (vec_unpacks_hi_v4si): Likewise.
6182 (vec_unpacku_lo_v4si): Likewise.
6183 (vec_unpacks_lo_v4si): Likewise.
6185 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6187 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6188 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6189 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6190 follow spelling conventions in various
6191 warning/error/diagnostic messages.
6193 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6194 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6195 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6196 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6197 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6198 * doc/tm.texi: Follow spelling conventions.
6200 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6203 * tree-ssa-forwprop.c
6204 (forward_propagate_addr_into_variable_array_index): Remove
6205 the lhs argument. Use the type of def_rhs instead of lhs.
6206 (forward_propagate_addr_expr_1): Update use of
6207 forward_propagate_addr_into_variable_array_index.
6209 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6210 Nigel Stephens <nigel@mips.com>
6212 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6213 function attributes, "far" being an alias for "long_call".
6214 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6215 (mips_near_type_p, mips_far_type_p): New.
6216 (mips_comp_type_attributes): New function to check that attributes
6217 attached to a function type are compatible.
6218 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6219 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6220 to the target function of the thunk.
6221 (mips_encode_section_info): Check for "near" and "far" function
6222 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6224 * config/mips/predicates.md (const_call_insn_operand): Test only
6225 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6227 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6230 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6231 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6232 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6233 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6235 2007-05-25 Eric Christopher <echristo@apple.com>
6237 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6238 to x86-darwin configurations.
6239 * config/i386/t-darwin: Add softfp support.
6240 * config/i386/t-darwin64: Ditto.
6241 * config/i386/sfp-machine.h: If mach then don't use
6242 aliasing, emit a stub to call.
6244 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6246 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6247 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6248 tree-predcom.c, tree-ssa-alias-warnings.c,
6249 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6250 comment typos. Follow spelling conventions.
6251 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6253 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6256 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6257 constants into memory. Expand unaligned memory references for
6258 SSE modes via x86_expand_vector_move_misalign() function.
6260 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6263 "memory" attribute for "sseishft" type insn without operands[2].
6265 2007-05-25 Dirk Mueller <dmueller@suse.de>
6266 Marcus Meissner <meissner@suse.de>
6268 * doc/extend.texi (alloc_size): New attribute.
6269 * c-common.c (handle_alloc_size_attribute): New.
6270 * tree-object-size.c (alloc_object_size): Use alloc_size
6271 attribute, if available.
6273 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6275 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6277 (__builtin_ia32_vec_ext_v2di): Likewise.
6278 (__builtin_ia32_vec_ext_v4si): Likewise.
6279 (__builtin_ia32_vec_ext_v8hi): Likewise.
6280 (__builtin_ia32_vec_ext_v16qi): Likewise.
6281 (__builtin_ia32_vec_set_v8hi): Likewise.
6283 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6285 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6287 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6289 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6290 (arm_is_longcall_p): Rename to...
6291 (arm_is_long_call_p): ...this. Take a single tree argument and
6293 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6294 (CUMULATIVE_ARGS): Remove call_cookie.
6295 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6296 (ENCODED_LONG_CALL_ATTR_P): Delete.
6297 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6298 LONG_CALL_FLAG_CHAR cases.
6299 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6300 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6301 ARM_DECLARE_FUNCTION_SIZE.
6302 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6303 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6304 (arm_encode_call_attribute, current_file_function_operand): Delete.
6305 (arm_function_in_section_p): New function.
6306 (arm_is_longcall_p): Rename to...
6307 (arm_is_long_call_p): ...this. Take the target function as a single
6308 argument and return a bool. Do not rely on call cookies. Check
6309 whether the target symbol is in the same section as the current
6310 function, not just the same compilation unit.
6311 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6312 (arm_encode_section_info): Don't encode a call type.
6313 * config/arm/arm.md (call, call_value): Update calls to
6314 arm_is_long(_)call_p. Simplify logic.
6315 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6316 Update calls to arm_is_long(_)call_p.
6318 2007-05-25 Richard Guenther <rguenther@suse.de>
6320 PR tree-optimization/31982
6321 * tree-ssa-forwprop.c
6322 (forward_propagate_addr_into_variable_array_index): Handle arrays
6323 with element size one.
6325 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6327 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6328 (umulsi3_highpart): Likewise.
6330 2007-05-24 Ian Lance Taylor <iant@google.com>
6332 PR rtl-optimization/32069
6333 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6336 2007-05-24 Ollie Wild <aaw@google.com>
6338 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6341 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6343 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6344 (oprs_unchanged_p): Use it to check all registers in a REG.
6345 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6346 (reg_set_between_after_reload_p): Delete.
6347 (reg_used_between_after_reload_p): Likewise.
6348 (reg_set_or_used_since_bb_start): Likewise.
6349 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6350 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6351 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6352 * rtlanal.c (reg_set_p): Check whether REG overlaps
6353 regs_invalidated_by_call, rather than just checking the
6354 membership of REGNO (REG).
6356 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6358 * doc/passes.texi: Document predictive commoning.
6359 * doc/invoke.texi (-fpredictive-commoning): Document.
6360 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6361 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6362 adding indices to the generated name.
6363 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6364 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6365 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6366 (op_symbol_code): ... and exported.
6367 (dump_omp_clause, op_symbol): Use op_symbol_code
6368 instead of op_symbol_1.
6369 * tree-pass.h (pass_predcom): Declare.
6370 * timevar.def (TV_PREDCOM): New timevar.
6371 * tree-ssa-loop.c (run_tree_predictive_commoning,
6372 gate_tree_predictive_commoning, pass_predcom): New.
6373 * tree-data-ref.c (find_data_references_in_loop): Find the
6374 references in dominance order.
6375 (canonicalize_base_object_address): Ensure that the result has
6377 (dr_analyze_innermost): Export.
6378 (create_data_ref): Code to fail for references with invariant
6380 (find_data_references_in_stmt): ... here.
6381 * tree-data-ref.h (dr_analyze_innermost): Declare.
6382 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6383 (aff_combination_find_elt, name_expansion_hash,
6384 name_expansion_eq, tree_to_aff_combination_expand,
6385 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6387 * tree-affine.h (aff_combination_constant_multiple_p,
6388 tree_to_aff_combination_expand): Declare.
6389 * tree-predcom.c: New file.
6390 * common.opt (fpredictive-commoning): New option.
6391 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6392 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6393 * Makefile.in (tree-predcom.o): Add.
6394 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6395 * passes.c (init_optimization_passes): Add dceloop after
6396 copy propagation in loop optimizer. Add predictive commoning
6397 to loop optimizer passes.
6399 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6401 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6404 2007-05-24 Jan Hubicka <jh@suse.cz>
6406 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6408 (genheader): Include statistics.h.
6410 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6412 * print-rtl.c (flag_dump_unnumbered): Update comments.
6413 (print_rtl): Fix my previous change.
6414 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6417 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6420 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6422 (thread_through_all_blocks): Call initialize_original_copy_tables
6423 and free_original_copy_tables.
6424 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6426 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6427 * cfghooks.c (duplicate_block): Use get_loop_copy.
6428 * cfg.c: Include cfgloop.h.
6429 (loop_copy): New hash table.
6430 (initialize_original_copy_tables): Initialize loop_copy table.
6431 (free_original_copy_tables): Free loop_copy table.
6432 (copy_original_table_clear, copy_original_table_set,
6433 set_loop_copy, get_loop_copy): New functions.
6434 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6435 * cfgloop.h (struct loop): Remove copy field.
6436 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6437 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6439 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6441 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6442 -msse/-msse2/-msse3.
6444 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6446 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6447 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6449 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6452 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6453 * targhooks.h (default_mangle_decl_assembler_name): Declare
6455 * targhooks.c (default_mangle_decl_assembler_name): Define
6457 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6459 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6460 * langhooks.c (lhd_set_decl_assembler_name): Call
6461 targetm.mangle_decl_assembler_name for names with global scope.
6463 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6465 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6466 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6468 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6469 New. Factored out of i386_pe_encode_section_info.
6470 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6471 Move check for prior decoration of stdcall
6472 symbols to i386_pe_encode_section_info.
6473 (i386_pe_encode_section_info): Adjust call to
6474 gen_stdcall_or_fastcall_suffix. Use
6475 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6476 (i386_pe_mangle_decl_assembler_name): New. Wrap
6477 i386_pe_maybe_mangle_decl_assembler_name.
6479 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6481 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6482 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6483 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6484 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6485 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6488 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6489 Nigel Stephens <nigel@mips.com>
6490 Richard Sandiford <richard@codesourcery.com>
6492 Fix up MIPS16 hard float and add support for complex.
6494 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6495 (TARGET_SOFT_FLOAT_ABI): New.
6496 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6497 __mips_soft_float to reflect the ABI in use, not whether the
6498 FPU is directly accessible (e.g., in MIPS16 mode).
6499 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6500 (UNITS_PER_FPVALUE): Likewise.
6502 * config/mips/mips.c (mips_expand_call): Remove redundant
6503 TARGET_MIPS16 check.
6504 (mips_arg_regno): New.
6505 (function_arg_advance): When setting bits in cum->fp_code for
6506 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6508 (function_arg): Use mips_arg_regno.
6509 (mips_return_mode_in_fpr_p): New.
6510 (mips16_call_stub_mode_suffix): New.
6511 (mips16_cfun_returns_in_fpr_p): New.
6512 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6513 (mips_output_function_prologue): Test mips16_hard_float, not
6514 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6515 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6516 return value into a floating-point register.
6517 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6518 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6519 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6520 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6521 word of double arguments from or to the high bits of 64-bit
6522 floating point registers.
6523 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6524 (mips16_fpret_double): New helper function.
6525 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6526 support for complex modes. Fill in DECL_RESULT for stubdecl.
6527 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6529 * config/mips/mips16.S
6530 (RET, ARG1, ARG2): New.
6531 (MERGE_GPRf, MERGE_GPRt): New.
6532 (DELAYt, DELAYf): New.
6533 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6534 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6535 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6536 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6537 (SFOP): Renamed to...
6538 (OPSF3): This, and macro-ified. Updated all uses.
6539 (SFOP2): Renamed to...
6540 (OPSF2): This, and macro-ified. Updated all uses.
6541 (SFCMP): Renamed to...
6542 (CMPSF): This, and macro-ified. Updated all uses.
6543 (SFREVCMP): Renamed to...
6544 (REVCMPSF): This, and macro-ified. Updated all uses.
6545 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6546 (LDDBL1, LDDBL2, RETDBL): Deleted.
6547 (DFOP): Renamed to...
6548 (OPDF3): This, and macro-ified. Updated all uses.
6549 (DFOP2): Renamed to...
6550 (OPDF2): This, and macro-ified. Updated all uses.
6551 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6552 (DFCMP): Renamed to...
6553 (CMPDF): This, and macro-ified. Updated all uses.
6554 (DFREVCMP): Renamed to...
6555 (REVCMPDF): This, and macro-ified. Updated all uses.
6556 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6557 (RET_FUNCTION): New.
6558 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6559 (__mips16_ret_sc, __mips16_ret_dc): New.
6560 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6561 STUB_ARGS_6, STUB_ARGS_10): New.
6562 (CALL_STUB_NO_RET): New.
6563 (__mips16_call_stub_1): Macro-ified.
6564 (__mips16_call_stub_5): Macro-ified.
6565 (__mips16_call_stub_2): Macro-ified.
6566 (__mips16_call_stub_6): Macro-ified.
6567 (__mips16_call_stub_9): Macro-ified.
6568 (__mips16_call_stub_10): Macro-ified.
6569 (CALL_STUB_RET): New.
6570 (__mips16_call_stub_sf_0): Macro-ified.
6571 (__mips16_call_stub_sf_1): Macro-ified.
6572 (__mips16_call_stub_sf_5): Macro-ified.
6573 (__mips16_call_stub_sf_2): Macro-ified.
6574 (__mips16_call_stub_sf_6): Macro-ified.
6575 (__mips16_call_stub_sf_9): Macro-ified.
6576 (__mips16_call_stub_sf_10): Macro-ified.
6577 (__mips16_call_stub_df_0): Macro-ified.
6578 (__mips16_call_stub_df_1): Macro-ified.
6579 (__mips16_call_stub_df_5): Macro-ified.
6580 (__mips16_call_stub_df_2): Macro-ified.
6581 (__mips16_call_stub_df_6): Macro-ified.
6582 (__mips16_call_stub_df_9): Macro-ified.
6583 (__mips16_call_stub_df_10): Macro-ified.
6584 (__mips16_call_stub_sc_0): New.
6585 (__mips16_call_stub_sc_1): New.
6586 (__mips16_call_stub_sc_5): New.
6587 (__mips16_call_stub_sc_2): New.
6588 (__mips16_call_stub_sc_6): New.
6589 (__mips16_call_stub_sc_9): New.
6590 (__mips16_call_stub_sc_10): New.
6591 (__mips16_call_stub_dc_0): New.
6592 (__mips16_call_stub_dc_1): New.
6593 (__mips16_call_stub_dc_5): New.
6594 (__mips16_call_stub_dc_2): New.
6595 (__mips16_call_stub_dc_6): New.
6596 (__mips16_call_stub_dc_9): New.
6597 (__mips16_call_stub_dc_10): New.
6599 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6600 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6601 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6603 2007-05-23 Ian Lance Taylor <iant@google.com>
6605 * doc/invoke.texi (Invoking GCC): Document that the order of the
6608 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6611 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6612 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6613 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6617 * config/score/score.c (score_print_operand): Make sure that only
6618 lower bits are used.
6620 2007-05-22 Ian Lance Taylor <iant@google.com>
6622 * tree-vrp.c (avoid_overflow_infinity): New static function,
6623 broken out of set_value_range_to_value.
6624 (set_value_range_to_value): Call avoid_overflow_infinity.
6625 (extract_range_from_assert): Likewise.
6627 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6630 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6631 change the type before looking for a COMPOUND_EXPR.
6633 2007-05-22 Ian Lance Taylor <iant@google.com>
6635 * lower-subreg.c (decompose_multiword_subregs): If we change an
6636 insn, call remove_retval_note on it.
6638 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6640 * regs.h (end_hard_regno): New function.
6641 (END_HARD_REGNO, END_REGNO): New macros.
6642 (add_to_hard_reg_set): New function.
6643 (remove_from_hard_reg_set): Likewise.
6644 (in_hard_reg_set_p): Likewise.
6645 (overlaps_hard_reg_set_p): Likewise.
6646 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6647 (note_btr_set): Use END_HARD_REGNO.
6648 * caller-save.c (setup_save_areas): Use end_hard_regno.
6649 (mark_set_regs): Use END_HARD_REGNO.
6650 (add_stored_regs): Use end_hard_regno.
6651 (mark_referenced_regs): Use add_to_hard_reg_set.
6652 * combine.c (update_table_tick): Use END_REGNO.
6653 (record_value_for_reg): Likewise.
6654 (record_dead_and_set_regs): Likewise.
6655 (get_last_value_validate): Likewise.
6656 (use_crosses_set_p): Likewise.
6657 (reg_dead_at_p_1): Likewise.
6658 (reg_dead_at_p): Likewise.
6659 (mark_used_regs_combine): Use add_to_hard_reg_set.
6660 (move_deaths): Use END_HARD_REGNO.
6661 (reg_bitfield_target_p): Use end_hard_regno.
6662 (distribute_notes): Use END_HARD_REGNO.
6663 * cse.c (mention_regs): Use END_REGNO.
6664 (insert): Use add_to_hard_reg_set.
6665 (invalidate): Use END_HARD_REGNO.
6666 (invalidate_for_call): Likewise.
6667 (exp_equiv_p): Use END_REGNO.
6668 (cse_insn): Likewise.
6669 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6670 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6671 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6672 * function.c (keep_stack_depressed): Use end_hard_regno.
6673 * global.c (global_alloc): Use end_hard_regno.
6674 (global_conflicts): Use add_to_hard_reg_set instead of
6676 (find_reg): Likewise.
6677 (mark_reg_store): Likewise.
6678 (mark_reg_conflicts): Likewise.
6679 (mark_reg_death): Use remove_from_hard_reg_set.
6680 (mark_reg_live_nc): Delete.
6681 (set_preference): Use end_hard_regno.
6682 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6683 remove_from_hard_reg_set.
6684 (post_mark_life): Use add_to_hard_reg_set.
6685 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6686 (reg_becomes_live): Use add_to_hard_reg_set.
6687 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6688 (peep2_find_free_register): Use add_to_hard_reg_set.
6689 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6690 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6691 * regrename.c (note_sets): Use add_to_hard_reg_set.
6692 (clear_dead_regs): Use remove_from_hard_reg_set.
6693 (regrename_optimize): Use add_to_hard_reg_set.
6694 (find_oldest_value_reg): Use in_hard_reg_set_p.
6695 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6696 (hard_reg_set_here_p): Use end_hard_regno.
6697 (decompose): Likewise.
6698 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6699 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6700 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6701 (mark_home_live): Use end_hard_regno.
6702 (spill_hard_reg): Likewise.
6703 (clear_reload_reg_in_use): Likewise.
6704 * reorg.c (delete_prior_computation): Use END_REGNO.
6705 * resource.c (update_live_status): Use END_HARD_REGNO.
6706 (mark_referenced_resources): Use add_to_hard_reg_set.
6707 (mark_set_resources): Likewise.
6708 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6709 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6710 (reg_overlap_mentioned_p): Likewise.
6711 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6712 (covers_regno_no_parallel_p): Use END_REGNO.
6713 (find_regno_note): Likewise.
6714 (find_reg_fusage): Use END_HARD_REGNO.
6715 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6716 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6718 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6720 * mode-switching.c (reg_dies): Change type of second argument to
6722 (optimize_mode_switching): Update accordingly.
6724 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6726 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6728 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6729 (hard_reg_set_empty_p): ...these new functions.
6730 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6731 GO_IF_HARD_REG_SUBSET.
6732 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6733 instead of GO_IF_HARD_REG_EQUAL.
6734 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6735 instead of GO_IF_HARD_REG_EQUAL.
6736 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6737 GO_IF_HARD_REG_SUBSET.
6738 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6739 GO_IF_HARD_REG_EQUAL.
6740 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6741 of GO_IF_HARD_REG_SUBSET.
6742 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6743 instead of GO_IF_HARD_REG_EQUAL.
6744 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6745 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6746 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6747 of GO_IF_HARD_REG_SUBSET,
6748 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6749 GO_IF_HARD_REG_SUBSET.
6750 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6751 instead of GO_IF_HARD_REG_EQUAL.
6752 * config/sh/sh.c (push_regs, calc_live_regs): Use
6753 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6754 (hard_regs_intersect_p): Delete.
6756 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6758 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6760 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6761 Richard Henderson <rth@redhat.com>
6763 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6765 (x86_64-*-*): Likewise.
6767 * i386/i386-modes.def (V2QI): New.
6769 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6771 (override_options): Support SSE4.1.
6772 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6773 (IX86_BUILTIN_BLENDPS): Likewise.
6774 (IX86_BUILTIN_BLENDVPD): Likewise.
6775 (IX86_BUILTIN_BLENDVPS): Likewise.
6776 (IX86_BUILTIN_PBLENDVB128): Likewise.
6777 (IX86_BUILTIN_PBLENDW128): Likewise.
6778 (IX86_BUILTIN_DPPD): Likewise.
6779 (IX86_BUILTIN_DPPS): Likewise.
6780 (IX86_BUILTIN_INSERTPS128): Likewise.
6781 (IX86_BUILTIN_MOVNTDQA): Likewise.
6782 (IX86_BUILTIN_MPSADBW128): Likewise.
6783 (IX86_BUILTIN_PACKUSDW128): Likewise.
6784 (IX86_BUILTIN_PCMPEQQ): Likewise.
6785 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6786 (IX86_BUILTIN_PMAXSB128): Likewise.
6787 (IX86_BUILTIN_PMAXSD128): Likewise.
6788 (IX86_BUILTIN_PMAXUD128): Likewise.
6789 (IX86_BUILTIN_PMAXUW128): Likewise.
6790 (IX86_BUILTIN_PMINSB128): Likewise.
6791 (IX86_BUILTIN_PMINSD128): Likewise.
6792 (IX86_BUILTIN_PMINUD128): Likewise.
6793 (IX86_BUILTIN_PMINUW128): Likewise.
6794 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6795 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6796 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6797 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6798 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6799 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6800 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6801 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6802 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6803 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6804 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6805 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6806 (IX86_BUILTIN_PMULDQ128): Likewise.
6807 (IX86_BUILTIN_PMULLD128): Likewise.
6808 (IX86_BUILTIN_ROUNDPD): Likewise.
6809 (IX86_BUILTIN_ROUNDPS): Likewise.
6810 (IX86_BUILTIN_ROUNDSD): Likewise.
6811 (IX86_BUILTIN_ROUNDSS): Likewise.
6812 (IX86_BUILTIN_PTESTZ): Likewise.
6813 (IX86_BUILTIN_PTESTC): Likewise.
6814 (IX86_BUILTIN_PTESTNZC): Likewise.
6815 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6816 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6817 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6818 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6819 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6821 (bdesc_sse_3arg): Likewise.
6822 (bdesc_2arg): Likewise.
6823 (bdesc_1arg): Likewise.
6824 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6826 (ix86_expand_sse_4_operands_builtin): New.
6827 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6828 smaller than 8 bits as the 2nd arg.
6829 (ix86_expand_sse_ptest): New.
6830 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6831 (ix86_expand_vector_set): Support SSE4.1.
6832 (ix86_expand_vector_extract): Likewise.
6834 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6835 __SSE4_1__ for -msse4.1.
6837 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6838 (UNSPEC_INSERTPS): Likewise.
6839 (UNSPEC_DP): Likewise.
6840 (UNSPEC_MOVNTDQA): Likewise.
6841 (UNSPEC_MPSADBW): Likewise.
6842 (UNSPEC_PHMINPOSUW): Likewise.
6843 (UNSPEC_PTEST): Likewise.
6844 (UNSPEC_ROUNDP): Likewise.
6845 (UNSPEC_ROUNDS): Likewise.
6847 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6849 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6850 (const_pow2_1_to_32768_operand): Likewise.
6852 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6855 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6857 (sse4_1_insertps): Likewise.
6858 (*sse4_1_extractps): Likewise.
6859 (sse4_1_ptest): Likewise.
6860 (sse4_1_mulv2siv2di3): Likewise.
6861 (*sse4_1_mulv4si3): Likewise.
6862 (*sse4_1_smax<mode>3): Likewise.
6863 (*sse4_1_umax<mode>3): Likewise.
6864 (*sse4_1_smin<mode>3): Likewise.
6865 (*sse4_1_umin<mode>3): Likewise.
6866 (sse4_1_eqv2di3): Likewise.
6867 (*sse4_1_pinsrb): Likewise.
6868 (*sse4_1_pinsrd): Likewise.
6869 (*sse4_1_pinsrq): Likewise.
6870 (*sse4_1_pextrb): Likewise.
6871 (*sse4_1_pextrb_memory): Likewise.
6872 (*sse4_1_pextrw_memory): Likewise.
6873 (*sse4_1_pextrq): Likewise.
6874 (sse4_1_blendpd): Likewise.
6875 (sse4_1_blendps): Likewise.
6876 (sse4_1_blendvpd): Likewise.
6877 (sse4_1_blendvps): Likewise.
6878 (sse4_1_dppd): Likewise.
6879 (sse4_1_dpps): Likewise.
6880 (sse4_1_movntdqa): Likewise.
6881 (sse4_1_mpsadbw): Likewise.
6882 (sse4_1_packusdw): Likewise.
6883 (sse4_1_pblendvb): Likewise.
6884 (sse4_1_pblendw): Likewise.
6885 (sse4_1_phminposuw): Likewise.
6886 (sse4_1_extendv8qiv8hi2): Likewise.
6887 (*sse4_1_extendv8qiv8hi2): Likewise.
6888 (sse4_1_extendv4qiv4si2): Likewise.
6889 (*sse4_1_extendv4qiv4si2): Likewise.
6890 (sse4_1_extendv2qiv2di2): Likewise.
6891 (*sse4_1_extendv2qiv2di2): Likewise.
6892 (sse4_1_extendv4hiv4si2): Likewise.
6893 (*sse4_1_extendv4hiv4si2): Likewise.
6894 (sse4_1_extendv2hiv2di2): Likewise.
6895 (*sse4_1_extendv2hiv2di2): Likewise.
6896 (sse4_1_extendv2siv2di2): Likewise.
6897 (*sse4_1_extendv2siv2di2): Likewise.
6898 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6899 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6900 (sse4_1_zero_extendv4qiv4si2): Likewise.
6901 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6902 (sse4_1_zero_extendv2qiv2di2): Likewise.
6903 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6904 (sse4_1_zero_extendv4hiv4si2): Likewise.
6905 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6906 (sse4_1_zero_extendv2hiv2di2): Likewise.
6907 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6908 (sse4_1_zero_extendv2siv2di2): Likewise.
6909 (*sse4_1_zero_extendv2siv2di2): Likewise.
6910 (sse4_1_roundpd): Likewise.
6911 (sse4_1_roundps): Likewise.
6912 (sse4_1_roundsd): Likewise.
6913 (sse4_1_roundss): Likewise.
6914 (mulv4si3): Don't expand for SSE4.1.
6915 (smax<mode>3): Likewise.
6916 (umaxv4si3): Likewise.
6917 (uminv16qi3): Likewise.
6918 (umin<mode>3): Likewise.
6919 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6921 * doc/extend.texi: Document SSE4.1 built-in functions.
6923 * doc/invoke.texi: Document -msse4.1.
6925 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6927 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6928 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6929 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6930 (ASM_SPEC): Add asm_pcrel_spec.
6931 (EXTRA_SPECS): Add asm_pcrel_spec.
6933 2007-05-21 David Daney <ddaney@avtrex.com>
6935 * doc/install.texi (Building a cross compiler): Add requirements
6936 for Java cross compiler.
6938 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6941 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6942 Add loopno argument. Use evolution_function_is_invariant_rec_p
6943 instead of evolution_function_is_constant_p.
6944 Update calls to evolution_function_is_affine_multivariate_p.
6945 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6946 Add loopno argument.
6947 * tree-scalar-evolution.c (gather_chrec_stats): Call
6948 evolution_function_is_affine_multivariate_p with a loop
6950 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6951 (analyze_overlapping_iterations): Likewise.
6952 (access_functions_are_affine_or_constant_p): Likewise.
6953 (build_classic_dist_vector_1): If the access functions
6954 are equal, don't do anything.
6956 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6957 Paolo Carlini <pcarlini@suse.de>
6958 Uros Bizjak <ubizjak@gmail.com>
6960 * c-cppbuiltin.c (c_cpp_builtins): Define
6961 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6962 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6963 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6964 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6966 2007-05-21 Mike Stump <mrs@apple.com>
6968 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6970 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6972 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6974 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6975 implementation if __OPTIMIZE__ is not defined.
6976 (_mm_alignr_pi8): Ditto.
6977 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6978 (_mm_inserti_si64): Ditto.
6979 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6980 (_mm_slli_epi16): Ditto.
6981 (_mm_slli_epi32): Ditto.
6982 (_mm_slli_epi64): Ditto.
6983 (_mm_srai_epi16): Ditto.
6984 (_mm_srai_epi32): Ditto.
6985 (_mm_srli_si128): Ditto.
6986 (_mm_slli_si128): Ditto.
6987 (_mm_srli_epi16): Ditto.
6988 (_mm_srli_epi32): Ditto.
6989 (_mm_srli_epi64): Ditto.
6990 (_mm_extract_epi16): Ditto.
6991 (_mm_insert_epi16): Ditto.
6992 (_mm_shufflehi_epi16): Ditto.
6993 (_mm_shufflelo_epi16): Ditto.
6994 (_mm_shuffle_epi32): Ditto.
6995 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6997 (_mm_insert_pi16): Ditto.
6999 (_mm_shuffle_pi16): Ditto.
7001 (_mm_shufle_ps): Ditto.
7002 (_mm_prefetch): Ditto.
7004 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7006 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7007 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7008 * real.c (encode_i370_single, decode_i370_single,
7009 encode_i370_double, decode_i370_double): Functions removed.
7010 (i370_single_format, i370_double_format): Initializations removed.
7011 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7012 Consider the log2_b field to always be one.
7013 (ieee_single_format, mips_single_format, coldfire_single_format,
7014 ieee_double_format, mips_double_format, coldfire_double_format,
7015 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7016 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7017 ibm_extended_format, mips_extended_format, ieee_quad_format,
7018 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7019 decimal_single_format, decimal_double_format, decimal_quad_format,
7020 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7021 initialization of log2_b.
7022 * real.h (i370_single_format, i370_double_format): Declarations
7024 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7025 field to always be one.
7027 2007-05-21 Andreas Schwab <schwab@suse.de>
7029 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7030 NOTE_INSN_BASIC_BLOCK_P.
7031 (process_for_unwind_directive): Likewise.
7033 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7035 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7036 * function.h (struct function): Move va_list_gpr_size,
7037 va_list_fpr_size, function_frequency to front of bitfields. Add
7039 (current_function_calls_unwind_init): New.
7040 * except.c (expand_builtin_unwind_init): Set
7041 current_function_calls_unwind_init not
7042 current_function_has_nonlocal_label.
7043 * reload1.c (has_nonexceptional_receiver): New.
7044 (reload): Use it and current_function_calls_unwind_init to
7045 determine whether call-saved regs must be saved.
7047 2007-05-20 Jan Hubicka <jh@suse.cz>
7049 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7050 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7051 * ddg.c (create_ddg): LIkewise.
7052 * final.c (final): Remove hunk moving line number notes around since
7053 they are no longer present at this stage.
7054 (final_scan_insn): Use NOTE_KIND instead of
7055 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7056 (output_asm_label): Likewise.
7057 * reorg.c (dbr_schedule): Likewise.
7058 * haifa-sched.c (unlink_other_notes): Likewise.
7059 * mode-switching.c (optimize_mode_switching): Likewise.
7060 * graph.c (start_bb): Likewise.
7061 * rtl.def (NOTE): Update description.
7062 * jump.c (squeeze_notes): Delete.
7063 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7064 NOTE_INSN_BASIC_BLOCK_P when possible.
7065 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7066 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7067 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7068 (dwarf2out_var_location): Likewise.
7069 * cfgbuild.c (make_edges): Likewise.
7070 (find_basic_blocks_1): Likewise.
7071 * function.c (reorder_blocks_1): Likewise.
7072 (epilogue_done): Likewise.
7073 (reposition_prologue_and_epilogue_notes): Likewise.
7074 * print-rtl.c (print_rtx): Likewise; drop code for printing
7076 (print_rtl): Likewise.
7077 (print_rtl_single): Likewise.
7078 * gcse.c (insert_insn_start_bb): Likewise.
7079 * alias.c (init_alias_analysis): Likewise.
7080 * calls.c (fixup_tail_calls): Likewise.
7081 * except.c (sjlj_emit_function_enter): Likewise.
7082 * emit-rtl.c (add_insn_after): Likeiwse.
7083 (emit_label_before): Likewise.
7084 (emit_label_after): Likewise.
7085 (emit_note_before, emit_note_after, emit_note): Update
7086 parameter to be enum insn_note; do not deal with source
7088 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7089 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7091 (merge_blocks_move_successor_nojumps): Simplify now when
7092 we don't have BLOCK notes.
7093 (try_optimize_cfg): Likewise.
7094 * cfglayout.c (skip_insns_after_block): Likewise.
7095 (record_effective_endpoints): Likewise.
7096 (duplicate_insn_chain): Likewise.
7097 * varasm.c (output_constant_pool_1): Likewise.
7098 * sched-deps.c (sched_analyze): Likewise.
7099 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7101 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7102 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7103 (SET_INSN_DELETED): Simplify.
7104 (NOTE_LINE_NUMBER): Exterminate.
7105 (NOTE_LINE_KIND): New.
7106 (NOTE_INSN_BASIC_BLOCK_P): Update.
7107 (enum insn_note): Simplify.
7108 (GET_NOTE_INSN_NAME) Simplify.
7109 (emit_note_before, emit_note_after, emit_note): Update prototype.
7110 (squeeze_notes): Remove.
7111 * sched-int.h (NOTE_NOT_BB_P): Update.
7112 * resource.c (mark_target_live_regs): Update.
7113 * sched-rgn.c (debug_dependencies): Update.
7114 * sched-vis.c (print_insn): Update.
7115 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7116 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7117 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7118 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7119 (split_branches): Update.
7120 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7122 (sh_adjust_unroll_max): Exterminate.
7123 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7124 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7125 (m68hc11_reorg): Likewise.
7126 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7127 (emit_predicate_relation_info): Update.
7128 (process_for_unwind_directive): Update.
7129 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7130 (output_call): Update.
7131 * config/pa/pa.c (output_lbranch): Update.
7132 (output_millicode_call): Update.
7133 (output_call): Update.
7134 (pa_combine_instructions): Update.
7135 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7136 * config/bfin/bfin.c (gen_one_bundle): Update.
7137 * cfgrtl.c (can_delete_note_p): Update.
7138 (delete_insn): Update.
7139 (rtl_merge_blocks): Update.
7140 (commit_one_edge_insertion): Update.
7141 (rtl_verify_flow_info): Update.
7142 * stmt.c (expand_case): Do not call squeeze_notes.
7144 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7151 * c.opt (Wtype-limits): New.
7152 * doc/invoke.texi (Wtype-limits): Document it.
7153 (Wextra): Enabled by -Wextra.
7154 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7155 * c-common.c (shorten_compare): Warn with Wtype-limits.
7157 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7159 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7160 inlined function, not as a macro.
7161 (_mm_alignr_pi8): Ditto.
7162 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7163 (_mm_inserti_si64): Ditto.
7164 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7165 (_mm_extract_epi16): Ditto.
7166 (_mm_insert_epi16): Ditto.
7167 (_mm_shufflehi_epi16): Ditto.
7168 (_mm_shufflelo_epi16): Ditto.
7169 (_mm_shuffle_epi32): Ditto.
7170 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7171 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7173 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7175 (_m_to_float): Use C89 compatible assignment.
7177 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7180 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7182 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7185 * doc/invoke.texi (Wreturn-type): Complete description.
7186 (Wextra): Delete item about return-type warning.
7187 * c-decl.c: Delete redundant Wextra warning.
7189 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7192 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7193 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7194 inlined function, not as a macro.
7195 (_mm_prefetch): Ditto.
7197 (_mm_insert_pi16): Ditto.
7199 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7200 (_m_pshufw): Ditto. Add const to __N argument.
7201 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7202 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7203 (_mm_slli_epi32): Ditto.
7204 (_mm_srli_si128): Implement as always inlined function, not as a
7205 macro. Add __inline to function declaration.
7206 (_mm_slli_si128): Ditto.
7208 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7211 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7213 (struct fenv): New structure.
7214 (FP_HANDLE_EXCEPTIONS): New define.
7215 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7216 (_FP_DECL_EXP): New define.
7217 (FP_INIT_ROUNDMODE): New define.
7218 (FP_ROUNDMODE): New define.
7220 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7222 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7223 (Wconversion): Update description.
7224 (Wconversion-sign): New.
7225 * c.opt (Wconversion-sign): New.
7226 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7227 means disabled for C++. Otherwise, take the status of Wconversion.
7228 * c-common.c (conversion_warning): Warn with either Wconversion or
7230 (warnings_for_convert_and_check): Conditions are already checked by
7232 (convert_and_check): Don't check warnings if the conversion failed.
7234 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7235 Anatoly Sokolov <aesok@dol.ru>
7237 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7238 avr_epilogue_uses) : Add declaration.
7239 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7240 * config/avr/constraints.md (R): New constraint.
7241 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7242 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7243 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7244 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7245 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7246 call_prologue_saves, epilogue_restores, return_from_epilogue,
7247 return_from_main_epilogue, return_from_interrupt_epilogue,
7248 return_from_naked_epilogue, prologue, epilogue): New patterns.
7249 (jump): Handle symbol reference.
7250 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7251 avr_output_function_prologue, avr_output_function_epilogue): Remove
7253 (avr_init_machine_status, expand_prologue, expand_epilogue,
7254 avr_asm_function_end_prologue, avr_epilogue_uses,
7255 avr_asm_function_begin_epilogue): New functions.
7256 (prologue_size, epilogue_size, jump_tables_size): Remove global
7258 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7259 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7260 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7261 (avr_override_options): Initialise init_machine_status.
7262 (output_movhi): Handle all stack pointer loads.
7263 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7264 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7265 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7266 (EPILOGUE_USES) Redefine.
7267 (machine_function) Declare.
7269 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7271 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7272 Use a single return statement.
7274 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7277 * builtins.c (do_mpfr_lgamma_r): New.
7278 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7279 * tree.h (CASE_FLT_FN_REENT): New.
7281 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7283 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7284 (output_die): Use 'unsigned long' with %x.
7285 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7286 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7287 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7289 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7291 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7296 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7297 true if function has no argument.
7299 2007-05-18 DJ Delorie <dj@redhat.com>
7301 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7302 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7304 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7306 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7307 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7308 count_trailing_zeros.
7309 (__i386__): Implement count_leading_zeros using __builtin_clz().
7310 Implement count_trailing_zeros usign __builtin_ctz().
7312 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7314 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7316 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7319 * expr.c (emit_move_change_mode): Change mode of push operands here.
7321 2007-05-17 Ian Lance Taylor <iant@google.com>
7323 PR tree-optimization/31953
7324 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7326 (set_value_range_to_null): Call set_value_range_to_value.
7327 (extract_range_from_comparison): Likewise.
7329 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * toplev.c (print_version): Output GMP/MPFR version info.
7333 * builtins.c (CASE_MATHFN_REENT): New macro.
7334 (mathfn_built_in): Use it.
7335 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7336 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7337 BUILT_IN_LGAMMAL_R): New.
7338 * doc/extend.texi: Document new builtins.
7341 * builtins.c (do_mpfr_remquo): New.
7342 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7343 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7346 * builtins.c (fold_builtin_1): Handle y0, y1.
7347 (fold_builtin_2): Handle yn.
7350 * builtins.c (do_mpfr_bessel_n): New.
7351 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7352 (fold_builtin_2): Handle BUILT_IN_JN.
7354 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7357 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7358 TYPE_PRECISION (intmax_type_node).
7360 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7363 * reload.c (subst_reloads): Remove checking.
7365 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7367 PR rtl-optimization/31691
7368 * combine.c (simplify_set): Build a new src pattern instead of
7369 substituting its operands in the COMPARE case.
7371 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7373 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7374 (execute_vrp): Preserve loops through jump threading.
7375 * tree-ssa-threadupdate.c (thread_single_edge,
7376 dbds_continue_enumeration_p, determine_bb_domination_status,
7377 thread_through_loop_header): New functions.
7378 (create_edge_and_update_destination_phis,
7379 create_edge_and_update_destination_phis): Set loops for the new blocks.
7380 (prune_undesirable_thread_requests): Removed.
7381 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7383 (thread_block): Do not call prune_undesirable_thread_requests.
7385 (mark_threaded_blocks): Select edges to thread here.
7386 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7387 Thread edges through loop headers independently.
7388 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7389 * tree-pass.h (TODO_mark_first_instance): New.
7390 (first_pass_instance): Declare.
7391 * cfghooks.c (duplicate_block): Put the block to the original loop
7392 if copy is not specified.
7393 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7394 jump threading. Pass may_peel_loop_headers to
7395 thread_through_all_blocks according to first_pass_instance.
7396 * cfgloop.h (create_preheader): Declare.
7397 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7398 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7399 * passes.c (first_pass_instance): New variable.
7400 (next_pass_1): Set TODO_mark_first_instance.
7401 (execute_todo): Set first_pass_instance.
7403 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7405 PR tree-optimization/24659
7406 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7407 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7408 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7409 OTI_vec_pack_ufix_trunc.
7410 (vec_unpacks_float_hi_optab): Define new macro.
7411 (vec_unpacks_float_lo_optab): Ditto.
7412 (vec_unpacku_float_hi_optab): Ditto.
7413 (vec_unpacku_float_lo_optab): Ditto.
7414 (vec_pack_sfix_trunc_optab): Ditto.
7415 (vec_pack_ufix_trunc_optab): Ditto.
7416 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7417 and vec_pack_[s|u]fix_trunc_optab using
7418 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7419 * tree-vectorizer.c (supportable_widening_operation): Handle
7420 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7421 (supportable_narrowing_operation): New function.
7422 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7423 * tree-vect-transform.c (vectorizable_conversion): Handle
7424 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7425 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7426 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7427 to check for target support.
7428 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7429 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7430 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7431 for VEC_PACK_FIX_TRUNC_EXPR.
7432 (expand_binop): Special case mode of the result for
7433 vec_pack_[u|s]fix_trunc_optab.
7434 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7435 vec_pack_[u|s]fix_trunc_optab.
7437 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7438 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7439 * tree-pretty-print.c (dump_generic_node): Handle
7440 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7441 VEC_PACK_FIX_TRUNC_EXPR.
7443 * expr.c (expand_expr_real_1): Ditto.
7444 * tree-inline.c (estimate_num_insns_1): Ditto.
7445 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7447 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7448 (vec_unpacks_float_lo_v8hi): Ditto.
7449 (vec_unpacku_float_hi_v8hi): Ditto.
7450 (vec_unpacku_float_lo_v8hi): Ditto.
7451 (vec_unpacks_float_hi_v4si): Ditto.
7452 (vec_unpacks_float_lo_v4si): Ditto.
7453 (vec_pack_sfix_trunc_v2df): Ditto.
7455 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7457 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7458 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7459 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7460 [vec_pack_ufix_trunc]: Ditto.
7461 [vec_unpacks_float_hi]: Ditto.
7462 [vec_unpacks_float_lo]: Ditto.
7463 [vec_unpacku_float_hi]: Ditto.
7464 [vec_unpacku_float_lo]: Ditto.
7466 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7468 * soft-fp/README: Update for new files.
7469 * soft-fp/floattisf.c: New file.
7470 * soft-fp/floattidf.c: New file.
7471 * soft-fp/floattitf.c: New file.
7472 * soft-fp/floatuntisf.c: New file.
7473 * soft-fp/floatuntidf.c: New file.
7474 * soft-fp/floatuntitf.c: New file.
7475 * soft-fp/fixsfti.c: New file.
7476 * soft-fp/fixdfti.c: New file.
7477 * soft-fp/fixtfti.c: New file.
7478 * soft-fp/fixunssfti.c: New file.
7479 * soft-fp/fixunsdfti.c: New file.
7480 * soft-fp/fixunstfti.c: New file.
7481 * soft-fp/extendxftf.c: New file.
7482 * soft-fp/trunctfxf.c: New file.
7484 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7485 (__trunctfxf2): Ditto.
7487 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7488 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7489 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7490 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7491 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7492 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7494 * config/i386/t-fprules-softfp64: New file.
7495 * config/i386/sfp-machine.h: New file.
7496 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7497 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7498 and soft-fp/t-softfp to tmake_file.
7499 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7500 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7502 * config/i386/t-linux64 (softfp_wrap_start): New.
7503 (softfp_wrap_end): New.
7504 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7505 supported for TARGET_64BIT.
7507 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7509 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7510 c_common_unsigned_type behavior.
7512 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7514 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7517 2007-05-16 Eric Christopher <echristo@apple.com>
7519 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7520 saving after stack push. Set sp_offset whenever we push.
7521 (rs6000_emit_epilogue): Move altivec register restore before
7524 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7526 * configure.ac: Allow sysroots to be relocated under $prefix as
7527 well as $exec_prefix.
7528 * configure: Regenerate.
7530 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7534 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7536 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7537 (gcc_tooldir): Likewise.
7538 * configure: Regenerate.
7539 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7540 old configure.ac gcc_tooldir setting.
7541 (prefix_to_exec_prefix): New variable.
7542 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7543 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7545 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7547 * c-typeck.c (build_binary_op): Return early for error.
7549 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7551 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7552 struct nb_iter_bound.
7553 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7554 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7555 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7556 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7557 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7558 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7559 (del_scev_info): Use ggc_free.
7560 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7561 * loop-init.c: Include ggc.h.
7562 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7563 (loop_optimizer_finalize): Use ggc_free.
7564 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7565 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7566 pass_iv_optimize): Add TODO_ggc_collect.
7567 * function.h (struct function): Remove skip marker from
7569 * cfgloop.c: Include ggc.h.
7570 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7572 (establish_preds): Vector superloops is gc allocated.
7573 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7575 (flow_loops_find): Vector larray is gc allocated.
7576 (loop_exit_free): Use ggc_free.
7577 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7578 that head of exits list is now not a part of struct loop.
7579 (record_loop_exits): Allocate exits table in gc memory.
7580 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7581 that head of exits list is now not a part of struct loop.
7582 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7583 struct loop_exit): Add GTY marker.
7584 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7585 Add skip marker to aux field. Make head of exits list a separate
7587 (struct loops): Add GTY marker. Make larray vector gc allocated.
7588 Add param marker to exits table.
7589 (get_loops): Type changed.
7590 * Makefile.in (tree-scalar-evolution.o): Add
7591 gt-tree-scalar-evolution.h dependency.
7592 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7593 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7594 * basic-block.h (struct basic_block_def): Remove skip marker from
7597 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7599 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7600 of 0 in the call to expand_expr().
7601 (expand_builtin_mathfn_3): Ditto.
7602 (expand_builtin_interclass_mathfn): Ditto.
7603 (expand_builtin_cexpi): Ditto.
7604 (expand_builtin_int_roundingfn): Ditto.
7605 (expand_builtin_int_roundingfn_2): Ditto.
7606 (expand_builtin_pow): Ditto.
7607 (expand_builtin_powi): Ditto.
7608 (expand_builtin_bswap): Ditto.
7609 (expand_builtin_unop): Ditto.
7610 (expand_builtin_fabs): Ditto.
7611 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7612 the call to expand_expr().
7613 (expand_builtin_sync_operation): Ditto.
7614 (expand_builtin_compare_and_swap): Ditto.
7615 (expand_builtin_lock_test_and_set): Ditto.
7616 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7617 instead of 0 in the call to expand_expr().
7618 (expand_builtin_extract_return_addr): Ditto.
7619 (expand_builtin_eh_return): Ditto.
7620 (expand_eh_return): Ditto.
7621 * explow.c (expr_size): Ditto.
7622 * expr.c (optimize_bitfield_assignment_op): Ditto.
7623 (expand_assignement): Ditto.
7624 (store_expr): Ditto.
7625 (store_field): Ditto.
7626 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7627 the call to expand_expr().
7628 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7629 in the call to expand_expr().
7630 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7631 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7632 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7634 * optabs.c (expand_vec_shift_expr): Ditto.
7635 (expand_vec_cond_expr): Ditto.
7636 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7637 call to expand_expr().
7638 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7639 in the call to expand_expr().
7641 2007-05-14 Dave Korn <dave.korn@artimi.com>
7643 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7645 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7647 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7648 instead of c_common_unsigned_type.
7649 (c_common_unsigned_type): Remove.
7650 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7651 c_common_unsigned_type.
7652 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7653 c_common_unsigned_type.
7654 * c-common.h (c_common_unsigned_type): Remove.
7655 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7656 c_common_unsigned_type.
7657 * c-format.c (check_format_types): Use unsigned_type_for instead of
7658 c_common_unsigned_type.
7659 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7660 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7661 of c_common_unsigned_type.
7662 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7663 lang_hooks.types.unsigned_type.
7664 * expmed.c (make_tree): Use unsigned_type_for instead of
7665 lang_hooks.types.unsigned_type.
7666 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7667 lang_hooks.types.unsigned_type.
7668 (build_range_check): Likewise.
7669 (fold_unary): Likewise.
7670 (fold_binary): Likewise.
7671 (fold_ternary): Likewise.
7672 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7673 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7674 * tree.c (get_unsigned_type): New.
7675 (unsigned_type_for): Use get_unsigned_type instead of
7676 lang_hooks.types.unsigned_type.
7678 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7680 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7681 to m68k_get_function_kind. Update its prototype.
7682 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7684 (m68k_interrupt_function_p): Return enum m68k_function_type
7685 instead of bool. Rename to m68k_get_function_kind.
7686 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7688 (m68k_compute_frame_layout): Don't mark any register for save
7689 if an interrupt_thread attribute is specified.
7690 (m68k_hard_regno_rename_ok): Update a use of
7691 m68k_interrupt_function_p.
7692 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7693 m68k_interrupt_function_p.
7694 (m68k_function_type): New.
7695 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7696 for a function with an interrupt_thread attribute.
7697 * doc/extend.texi: Document the interrupt_thread attribute.
7699 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7701 Fix PR tree-optimization/31911
7702 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7703 if they didn't change the expression.
7705 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7707 * tree-scalar-evolution.c (resolve_mixers): Exported.
7708 * tree-scalar-evolution.h (resolve_mixers): Declare.
7709 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7710 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7711 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7712 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7713 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7714 strip_conversion, analyze_offset_expr, address_analysis,
7715 object_analysis, analyze_offset): Removed.
7716 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7717 split_constant_offset, canonicalize_base_object_address,
7718 object_address_invariant_in_loop_p, disjoint_objects_p,
7719 dr_may_alias_p, dr_address_invariant_p): New functions.
7720 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7721 and dr_analyze_alias.
7722 (initialize_data_dependence_relation): Use dr_may_alias_p
7723 and object_address_invariant_in_loop_p.
7724 (compute_self_dependence): Handle the case when
7725 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7726 (find_data_references_in_stmt): Restrict the analysis of data
7727 references to the given loop nest.
7728 (find_data_references_in_loop): Made static. Pass loop nest to
7729 find_data_references_in_stmt.
7730 (compute_data_dependences_for_loop): Use DR_VOPS.
7731 (free_data_ref): Free DR_VOPS.
7732 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7733 (struct innermost_loop_behavior): ... new.
7734 (struct base_object_info): Replaced by ...
7735 (struct indices): ... new.
7736 (struct dr_alias): New.
7737 (enum data_ref_type): Removed.
7738 (struct data_reference): Consist of struct innermost_loop_behavior,
7739 struct indices and struct dr_alias.
7740 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7741 (DR_MEMTAG): Renamed to ...
7742 (DR_SYMBOL_TAG): ... this.
7743 (find_data_references_in_loop): Declaration removed.
7744 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7745 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7746 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7747 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7749 2007-05-13 Revital Eres <eres@il.ibm.com>
7751 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7752 which walks virtual def-use chains to find redundant stores.
7753 (dse_optimize_stmt): Call it.
7755 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7757 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7758 * passes.c (init_optimization_passes): Move pass_jump_bypass
7761 * basic-block.h (bb_has_eh_pred): Fix style issue.
7763 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7765 PR rtl-optimization/31848
7766 * loop-invariant.c (move_invariant_reg): If we move an insn
7767 with a REG_EQUAL note, and that insn is not always executed,
7768 remove the REG_EQUAL note.
7770 2007-05-12 Richard Guenther <rguenther@suse.de>
7772 PR tree-optimization/31797
7773 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7774 propagate into a stmt that has volatile ops.
7776 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7778 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7779 (gcc_tooldir): Likewise.
7780 * configure: Regenerate.
7781 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7782 old configure.ac gcc_tooldir setting.
7783 (prefix_to_exec_prefix): New variable.
7784 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7785 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7787 2007-05-11 Silvius Rus <rus@google.com>
7789 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7790 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7791 * c-common.h (strict_aliasing_warning): Change return type.
7792 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7793 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7794 (build_c_cast): Condition call to strict_aliasing_warning.
7795 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7796 * flags.h (set_Wstrict_aliasing): Declare.
7797 * opts.c (set_Wstrict_alising): Define, add call to.
7798 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7799 * tree-ssa-alias-warnings.c: New file.
7800 * tree-ssa-alias.c (compute_may_aliases): Add call to
7801 strict_aliasing_warning_backend.
7803 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7805 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7806 Use loop_depth and loop_outer accessor functions.
7807 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7808 determine_invariantness_stmt, move_computations_stmt): Ditto.
7809 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7810 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7811 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7812 * tree-scalar-evolution.c (interpret_loop_phi,
7813 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7814 instantiate_parameters_1, scev_const_prop): Ditto.
7815 * cfghooks.c (make_forwarder_block): Ditto.
7816 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7817 * modulo-sched.c (loop_canon_p): Ditto.
7818 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7819 slpeel_can_duplicate_loop_p): Ditto.
7820 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7821 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7822 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7823 cancel_loop, verify_loop_structure): Ditto.
7824 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7825 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7826 superloops vector instead of "pred" array.
7827 (establish_preds): Take father loop as an argument. Initialize the
7829 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7830 Do not initialize loop->outer.
7831 (flow_loop_tree_node_remove): Truncate the superloops vector.
7832 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7833 "pred" merged to "superloops" vector.
7834 (loop_depth, loop_outer): New.
7835 (fel_init): Use loop_outer.
7837 2007-05-11 Jan Hubicka <jh@suse.cz>
7839 * cgraphunit.c: Include gt-cgraphunit.h
7840 (static_ctors, static_dtors): New static vars.
7841 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7842 based on implementation in c-common.c
7843 (cgraph_finalize_function): Call record_cdtor_fn.
7844 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7845 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7846 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7847 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7848 build_cdtor, c_build_cdtor_fns): Remove.
7849 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7850 c_build_cdtor_fns): Remove prototype.
7852 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7855 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7856 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7857 * builtins.c (fold_builtin_memchr): New.
7858 (expand_builtin_memchr): Call the latter.
7859 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7860 * doc/extend.texi ([Other built-in functions provided by GCC]):
7863 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7865 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7866 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7867 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7868 PFPO_OP1_TYPE_SHIFT): Constants added.
7869 (DFP_ALL): Mode macro defined.
7870 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7871 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7872 Insn definitions added.
7873 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7874 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7877 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7879 PR tree-optimization/31885
7880 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7881 NULL_TREE to be undetermined.
7882 (automatically_generated_chrec_p): Return false for NULL.
7884 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7886 * config/bfin/bfin.h (MOVE_RATIO): Define.
7888 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7890 * config.gcc (sparc-wrs-vxworks): New target.
7891 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7892 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7893 * config/sparc/sparc.h: Include vxworks-dummy.h.
7894 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7895 include LABEL_REFs too.
7896 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7897 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7899 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7901 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7902 (sparc_emit_call_insn): New function.
7903 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7904 functions when generating VxWorks PIC.
7905 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7906 (call, call_value): Use sparc_emit_call_insn instead of
7909 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7911 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7913 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7915 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7916 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7917 split_double instead of operand_subword.
7919 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7921 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7922 * config/bfin/bfin.c (bfin_local_alignment): New function.
7923 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7925 2007-05-08 Chao-ying Fu <fu@mips.com>
7927 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7928 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7929 (smsub_widen_optab, umsub_widen_optab): Define.
7930 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7932 * genopinit.c (optabs): Fill in smsub_widen_optab and
7934 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7935 and umsub_widen_optab to implement multiply-subtract sequences.
7936 * config/mips/mips.md (*msac<u>_di): Rename to...
7937 (<u>msubsidi4): ...this. Extend condition to include
7938 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7939 of operand 0 to "ka" and use the three-operand form of msub<u>
7941 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7944 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7946 PR rtl-optimization/28011
7947 * reload.c (push_reload): Set dont_share if IN appears in OUT
7948 also when IN is a PLUS rtx.
7949 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7952 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7954 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7955 call unshare_all_decls.
7956 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7957 (unshare_all_decls): Remove.
7959 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7962 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7965 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7966 Nigel Stephens <nigel@mips.com>
7968 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7969 Update comments and all uses.
7970 (MIN_FPRS_PER_FMT): Define.
7971 * config/mips/mips.c (function_arg): Fix to correctly handle
7972 the -mips32r2 -mfp64 -mabi=32 case.
7973 (override_options): Enable use of odd-numbered registers for
7974 SFmode values on MIPS32.
7975 (mips_save_reg_p): Save whole floating-point register pair if
7976 either half is used.
7977 (compute_frame_size): Fix comment.
7979 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7981 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7982 argument of type bool.
7983 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7984 argument. Safely select temporary P register according to it.
7985 (do_link): Change call site of add_to_reg accordingly.
7986 (do_unlink): Add epilogue_p as a fourth argument and pass it
7988 (expand_interrupt_handler_epilogue): Change call of do_unlink
7990 (bfin_expand_prologue): Add a third argument sibcall_p.
7991 * config/bfin/bfin.md (epilogue): Change call of
7992 bfin_expand_epilogue accordingly.
7993 (sibcall_epilogue): Likewise.
7994 (eh_return_internal): Likewise.
7996 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7997 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7998 * config/bfin/bfin.c (bfin_handle_option): Handle
7999 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8000 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8001 Support bf534, bf536 and bf561.
8002 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8004 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8007 * config/i386/i386.c (ix86_function_regparm): Process local
8008 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8010 2007-05-07 Mike Stump <mrs@apple.com>
8012 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8013 also checks for and while statements in C++.
8015 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8017 * gcc.c (at_file_supplied): New variable.
8018 (main): Set it if we expanded argv.
8019 (do_spec_1): Pass an @-file to the linker if we were called with
8020 an @-file argument and HAVE_GNU_LD.
8021 * collect2.c (at_file_supplied): New variable.
8022 (response_file): New variable.
8023 (collect_exit): Unlink response_file if necessary.
8024 (handler): Likewise.
8025 (do_wait): Likewise.
8026 (main): Set at_file_supplied if we expanded argv.
8027 (collect_execute): Pass an @-file to subprocesses if we were called
8028 with an @-file argument.
8029 * configure.ac: Add define for HAVE_GNU_LD.
8030 * configure: Regenerate.
8031 * config.in: Regenerate.
8033 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8035 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8041 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8043 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8044 (TARGET_ENCODE_SECTION_INFO): Re-define.
8045 (m32c_encode_section_info): New
8046 (function_vector_handler): New
8047 (current_function_special_page_vector): New
8048 (m32c_special_page_vector_p): New.
8049 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8051 * config/m32c/jump.md: Added instruction JSRS for functions
8052 with attribute "function_vector".
8053 * doc/extend.texi (function_vector): Added description
8054 for M16C, M32C targets.
8056 2007-05-07 DJ Delorie <dj@redhat.com>
8059 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8060 ashrpsi3, lshrpsi3): Update shift count constraint.
8062 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8063 Nathan Froyd <froydnj@codesourcery.com>
8066 * c-incpath.c (add_path): Strip trailing path separators.
8068 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8071 Free dominance info before purging EH edges.
8072 (eliminate_degenerate_phis): Likewise.
8073 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8075 2007-05-07 Jan Hubicka <jh@suse.cz>
8077 * gimplify.c (gimplify_expr): Do not crash when folding
8078 (void *)(int)&a + 4.
8080 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8083 * c-opts.c (lang_fortran): Make it non static.
8084 * c-common.h (lang_fortran): New prototype.
8085 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8086 -lang-fortran option was passed by the driver.
8088 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8090 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8091 of ASSERT_CHECKING. Tweak message.
8093 2007-05-06 Revital Eres <eres@il.ibm.com>
8096 * loop-unroll.c (insert_var_expansion_initialization):
8097 Initialize the expansions with -zero instead of +zero.
8099 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8101 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8102 into pic and non-pic versions. Mark r19 as used for
8103 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8104 for tgd_load, tld_load and tie_load .
8105 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8106 version of tgd_load, tld_load and tie_load depending on the
8109 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8110 Jakub Jelinek <jakub@redhat.com>
8112 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8113 (__do_global_dtors_aux): Use more paranoid loop to run
8114 destructors if HIDDEN_DTOR_LIST_END.
8115 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8117 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8119 * varasm.c (align_variable): Don't increase alignment for
8120 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8121 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8123 2007-05-04 Josh Conner <jconner@apple.com>
8125 * basic-block.h (cdi_direction): Assign values to all enumeration
8127 (dom_computed): Remove.
8128 (dom_info_state): New.
8129 (set_dom_info_availability): New.
8130 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8131 walk_data.dom_direction.
8132 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8133 instead of dom_computed[].
8134 (split_edge): Likewise.
8135 (create_basic_block): Likewise.
8136 (merge_blocks): Likewise.
8137 * ifcvt.c (find_if_header): Likewise.
8138 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8139 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8140 * tree-ssa.c (verify_ssa): Likewise.
8141 * tree-cfg.c (tree_verify_flow_info): Likewise.
8142 (remove_edge_and_dominated_blocks): Likewise.
8143 * dominance.c (dom_computed): Make static.
8144 (calc_dfs_tree_nonrec): Change third param to a bool.
8145 (calc_dfs_tree): Change second param to a bool.
8146 (calc_idioms): Change second param to a bool. Use
8147 dom_convert_dir_to_idx.
8148 (init_dom_info): Validate dir before using.
8149 (dom_convert_dir_to_idx): New.
8150 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8151 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8152 (free_dominance_info): Use dom_convert_dir_to_idx.
8153 (get_immediate_dominator): Likewise.
8154 (set_immediate_dominator): Likewise.
8155 (get_dominated_by): Likewise.
8156 (redirect_immediate_dominators): Likewise.
8157 (nearest_common_denominator): Likewise.
8158 (dominated_by_p): Likewise.
8159 (bb_dom_dfs_in): Likewise.
8160 (bb_dom_dfs_out): Likewise.
8161 (recount_dominator): Likewise.
8162 (iterate_fix_dominators): Likewise.
8163 (add_to_dominance_info): Likewise.
8164 (delete_from_dominance_info): Likewise.
8165 (first_dom_son): Likewise.
8166 (next_dom_son): Likewise.
8167 (dom_info_available_p): Likewise.
8168 (dom_info_state): New.
8169 (set_dom_info_availability): New.
8171 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8173 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8175 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8177 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8179 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8180 (subdi3, subdi_carry): Delete.
8182 2007-05-04 Jan Hubicka <jh@suse.cz>
8183 Richard Guenther <rguenther@suse.de>
8185 * opts.c (decode_options): Do not fiddle with inlining
8186 parameters in case of optimizing for size.
8187 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8188 for size do nothing.
8189 (cgraph_decide_inlining_of_small_function): When optimizing for
8190 size never inline functions increasing caller size.
8191 (cgraph_early_inlining): Inline for size when optimizing for size.
8193 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8195 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8196 logical operations piecewise.
8197 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8198 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8199 subdi_sesidi_di): Delete.
8200 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8201 the generated sequence. Allow three-reg add in constraints. Rewrite
8202 the rtl expression for carry to avoid zero_extend of a constant.
8203 (sub_with_carry): New pattern.
8204 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8205 different sequence not involving jumps.
8206 (notbi): Now a named pattern.
8208 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8210 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8211 Add the note about a significant loss of accuracy of some
8212 mathematical routines when these options are used.
8214 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8216 * haifa-sched.c (rtx_vec_t): New typedef.
8217 (contributes_to_priority_p): Extract piece of priority () into new
8219 (priority): Use the function. Add assertion.
8220 (rank_for_schedule, set_priorities): Add assertion to check that
8221 insn's priority is initialized.
8222 (clear_priorities, calc_priorities): Change signature. Make it update
8223 all relevant insns. Update all callers ('add_to_speculative_block ()'
8224 and 'create_block_check_twin ()').
8225 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8226 Add new field 'priority_status'.
8227 (INSN_PRIORITY_STATUS): New macro.
8228 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8230 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8232 * sched-ebb.c (debug_ebb_dependencies): New static function.
8233 (init_ready_list): Use it.
8235 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8236 with changed signature and 'debug_rgn_dependencies ()'.
8237 (debug_rgn_dependencies): New static function.
8238 (init_ready_list): Use it.
8240 * sched-int.h (debug_dependencies): Declare.
8242 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8244 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8246 2007-05-04 Dirk Mueller <dmueller@suse.de>
8248 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8250 2007-05-03 Jan Hubicka <jh@suse.cz>
8252 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8253 ((T1)X op (T1)Y), for pointer type in more cases than before.
8255 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8257 * tree-object-size.c (plus_expr_object_size): When operand size is
8258 unknown, return unknown.
8260 2007-05-03 Dirk Mueller <dmueller@suse.de>
8262 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8264 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8267 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8269 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8271 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8273 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8275 * config/soft-fp/double.h, config/soft-fp/extended.h,
8276 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8277 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8278 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8279 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8282 2007-05-03 Ian Lance Taylor <iant@google.com>
8284 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8285 MASK_PPC_GFXOPT for 8540 or 8548.
8287 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8289 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8290 vect_print_dump_info() to output debug information.
8292 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8295 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8296 operands of size 2 when operand is not MEM_P.
8298 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8300 PR tree-optimization/30565
8301 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8303 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8305 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8306 (umulsi3_highpart): Use them.
8307 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8308 for final accumulator to D regisster tranfser.
8310 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8312 PR tree-optimization/31699
8313 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8315 (vect_enhance_data_refs_alignment): Compute peel amount using
8316 TYPE_VECTOR_SUBPARTS instead of vf.
8317 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8319 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8322 * system.h: Remove inclusion of double-int.h
8323 * tree.h: Include double-int.h
8324 * gengtype.c: Likewise
8325 * cfgloop.h: Likewise
8326 * Makefile.in: Adjust dependencies on double-int.h
8328 2007-05-02 Eric Christopher <echristo@apple.com>
8330 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8331 -shared to -Zdynamiclib.
8333 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8336 * c-common.c (strip_pointer_or_array_types): New function.
8337 * c-common.h (strip_pointer_or_array_types): New function declaration.
8339 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8341 PR tree-optimization/31771
8342 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8344 2007-05-02 Paul Brook <paul@codesourcery.com>
8346 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8348 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8351 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8354 2007-05-02 Nick Clifton <nickc@redhat.com>
8356 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8358 2007-05-02 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/31146
8361 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8362 argument, single_use_p. If we have a single use that is
8363 a conversion to the definition rhs type, propagate that rhs.
8364 (forward_propagate_addr_expr): Pass single_use_p argument
8365 to forward_propagate_addr_expr_1.
8367 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8369 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8372 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8374 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8375 'AMD Family 10 core'.
8377 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8379 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8380 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8381 with SSE3 instruction set support.
8382 * doc/invoke.texi: Likewise.
8384 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8386 * config/i386/i386.c (override_options): Tuning 32-byte loop
8387 alignment for amdfam10 architecture. Increasing the max loop
8388 alignment to 24 bytes.
8390 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8392 * config/m68k/constraints.md: New.
8393 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8394 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8395 EXTRA_CONSTRAINT): Remove.
8396 * config/m68k/m68k.md: Include constraints.md.
8397 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8399 2007-05-01 Ian Lance Taylor <iant@google.com>
8401 PR tree-optimization/31739
8402 * tree-vrp.c (vrp_val_is_max): New static function.
8403 (vrp_val_is_min): New static function.
8404 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8406 (set_value_range): Use vrp_val_is_{max,min}.
8407 (extract_range_from_assert): Likewise.
8408 (extract_range_from_binary_expr): Likewise.
8409 (extract_range_from_unary_expr): Likewise.
8410 (dump_value_range, vrp_meet): Likewise.
8411 (vrp_visit_phi_node): Likewise.
8412 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8414 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8416 * config/i386/gmon-sol2.c (size_t): New type.
8417 (intptr_t): Likewise.
8418 (s_textsize): Declare as size_t.
8420 (monstartup): Use size_t for sizes.
8421 (_mcount): Save and restore registers.
8422 (internal_mcount): Pass 0 as the first argument to monstartup
8424 (moncontrol): Convert pointer to appropriately sized integer
8425 before passing to profil.
8427 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8429 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8430 __NO_FPRS__, not just if _SOFT_DOUBLE.
8431 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8432 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8433 also for E500 double.
8434 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8435 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8438 2007-05-01 Richard Guenther <rguenther@suse.de>
8440 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8443 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8445 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8447 2007-05-01 Jan Hubicka <jh@suse.cz>
8449 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8452 2007-05-01 Jan Hubicka <jh@suse.cz>
8454 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8455 (maybe_fold_offset_to_reference): Declare.
8456 * fold-const.c (fold_unary): Do not fold
8457 (type *)&A into &A->field_of_type_and_offset_0
8458 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8459 size is unknown, give up.
8460 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8462 (maybe_fold_offset_to_reference): New.
8463 (maybe_fold_stmt_indirect): Use it.
8464 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8465 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8467 (gimplify_expr): Likewise for plus_expr.
8469 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8471 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8472 bsi_after_labels. Always insert statements before bsi.
8473 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8474 * predict.c (apply_return_prediction): Check for empty blocks.
8475 * cfgexpand.c (lab_rtx_for_bb): New variable.
8476 (label_rtx_for_bb): Do not create new tree labels.
8477 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8478 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8479 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8481 (label_for_bb): Add field used.
8482 (update_eh_label, main_block_label): Mark the label used.
8483 (cleanup_dead_labels): Remove unused labels.
8485 2007-05-01 Richard Guenther <rguenther@suse.de>
8487 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8488 if it is not about to be set.
8489 (get_value_range): Do not pre-allocate equiv bitmap.
8490 (update_value_range): No need to clear equiv field.
8491 (add_equivalence): Change prototype to get bitmap pointer.
8492 Allocate bitmap here if it is not already.
8493 (extract_range_from_assert): Do not allocate bitmap here.
8494 Update callers to add_equivalence.
8495 (extract_range_from_ssa_name): Likewise.
8496 (get_vr_for_comparison): New static helper.
8497 (compare_name_with_value): Handle NULL equiv bitmap by
8498 peeling the first iteration of the comparison loop.
8499 Use get_vr_for_comparison.
8500 (compare_names): Handle NULL equiv bitmaps by using fake
8501 ones. Use get_vr_for_comparison.
8503 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8505 * double-int.c (mpz_set_double_int): Moved from
8506 tree-ssa-loop-niter.c.
8507 (mpz_get_double_int): Likewise; also, add option to wrap
8508 out-of-range integers.
8509 * double-int.h: New prototypes for above.
8510 * tree.c (get_static_type_bounds): Moved from
8511 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8512 TYPE_MAX_VALUE if they exist..
8513 * tree.h: New prototype for above.
8514 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8515 get_type_bounds calls.
8516 (mpz_set_double_int): Move to double-int.c.
8517 (get_type_bounds): Move to tree.c, rename to
8518 get_static_type_bounds.
8519 (mpz_to_double_int): Move to double-int.c, rename to
8522 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8524 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8525 DIV0 exception can fall through to a normal return.
8527 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8531 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8532 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8533 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8534 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8535 initialize align to silence bogus warning.
8536 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8537 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8539 (struct sra_walk_fns): Remove use_all parameter from use.
8540 (sra_hash_tree): Handle BIT_FIELD_REFs.
8541 (sra_elt_hash): Don't hash bitfld blocks.
8542 (sra_elt_eq): Skip them in parent compares as well. Handle
8544 (sra_walk_expr): Don't maintain or pass down use_all_p.
8545 (scan_use): Remove use_all parameter.
8546 (scalarize_use): Likewise. Re-expand assignment to
8547 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8548 output, and re-scalarize after output. Don't mark anything
8550 (scalarize_ldst): Adjust.
8551 (scalarize_walk_gimple_modify_statement): Likewise.
8552 (build_element_name_1): Handle BIT_FIELD_REFs.
8553 (instantiate_element): Don't warn for any element whose parent
8555 (instantiate_missing_elements_1): Return the sra_elt.
8556 (canon_type_for_field): New.
8557 (try_instantiate_multiple_fields): New.
8558 (instantiate_missing_elemnts): Use them.
8559 (mark_no_warning): Removed.
8560 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8561 (REPLDUP, sra_build_elt_assignment): New.
8562 (generate_copy_inout): Use them.
8563 (generate_element_copy): Likewise. Handle bitfld differences.
8564 (generate_element_zero): Don't recurse for blocks. Use
8565 sra_build_elt_assignment.
8566 (generate_one_element_int): Take elt instead of var. Use
8567 sra_build_elt_assignment.
8568 (generate_element_init_1): Adjust.
8569 (scalarize_use, scalarize_copy): Use REPLDUP.
8570 (scalarize_ldst): Move assert before dereference.
8571 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8573 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8576 * tree.c (reconstruct_complex_type): Reconstruct a reference
8578 Also use the same mode for the pointer as the old pointer type.
8580 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8582 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8585 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8587 PR rtl-optimization/31676
8588 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8589 (df_refs_record): Call it.
8591 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8593 * rtl.def (SS_ABS): New code.
8594 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8595 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8596 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8597 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8598 (bfin_init_builtins): Define them.
8599 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8600 (bfin_expand_builtin): ... and handle the others here.
8601 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8602 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8603 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8604 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8605 operand is only HImode.
8607 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8609 * regclass.c (scan_one_insn): Remove splitting of
8612 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8613 Nigel Stephens <nigel@mips.com>
8615 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8617 2007-04-28 Jan Hubicka <jh@suse.cz>
8619 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8620 insn_locators_alloc instead of insn_locators_initialize;
8621 call reset_block_changes.
8622 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8623 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8624 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8625 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8626 * config/score/score.c (th_output_mi_thunk): Likewise.
8627 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8628 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8629 tolerate uninitialized locator info.
8632 * function.c (init_function_start): Don't init line number info.
8633 (expand_function_end): Update.
8634 (reset_block_changes, record_block_change, finalize_block_changes,
8635 check_block_change, free_block_changes): Kill.
8636 * function.h (reset_block_changes, record_block_change,
8637 finalize_block_changes, check_block_change, free_block_changes):
8639 (struct function): Remove ib_boundaries_block.
8640 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8641 Use curr_insn_locator to initialize locator.
8642 (emit_line_note): Remove.
8643 * cfgexpand.c (expand_gimple_cond_expr): Update.
8644 (construct_exit_block): Likewise.
8645 (tree_expand_cfg): Initialize/finalize locators.
8646 * expr.c (expand_expr_real): Update.
8647 * cfglayout.c (line_locators_locs, line_locators_lines,
8648 file_locators_locs, file_locators_files): Remove.
8649 (set_block_levels): Move to cfgexpand.c.
8650 (insn_locators_initialize): Remove.
8651 (pass_insn_locators_initialize): Remove.
8652 (locations_locators_locs, locations_locators_vals): New static vars.
8653 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8655 (insn_locators_alloc, insn_locators_finalize,
8656 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8658 (locator_location): New.
8659 (locator_line, locator_file): Rewrite.
8660 * rtl.h (emit_line_note): Kill.
8661 (insn_locators_alloc, insn_locators_finalize,
8662 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8664 * tree-inline.c (initialize_cfun): Do not initialize
8665 ib_boundaries_block.
8666 * passes.c (pass_insn_locators_initialize): Remove.
8668 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8670 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8671 info. Update last_basic_block correctly.
8673 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8676 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8677 register itself to hold the offset constant. Tell flow the use
8678 of r4 and r5 when they are used.
8680 2007-04-27 Richard Guenther <rguenther@suse.de>
8682 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8683 if we simplified anything.
8684 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8685 warnings until we did a simplification and the stmt was not
8686 marked as TREE_NO_WARNING.
8688 2007-04-27 Mike Stump <mrs@apple.com>
8690 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8692 2007-04-27 Ian Lance Taylor <iant@google.com>
8695 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8696 TYPE_MAX_VALUE exist, convert them to the new type.
8698 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8700 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8701 if it claims to be available.
8702 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8704 (perform_tree_ssa_dce): Always free postdominators.
8706 2007-04-27 Richard Henderson <rth@redhat.com>
8708 * config/alpha/predicates.md (aligned_memory_operand): Mark
8709 as define_special_predicate.
8710 (unaligned_memory_operand, normal_memory_operand): Likewise.
8711 (reg_or_unaligned_mem_operand): Remove.
8712 (any_memory_operand): Match the documentation and check for
8713 non-renumbered pseudos during reload.
8714 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8715 alpha_secondary_reload_class, update to new interface, make static.
8716 Handle CQImode like HImode. Remove FP subreg check.
8717 (alpha_expand_mov): Use replace_equiv_address.
8718 (alpha_expand_mov_nobwx): Use any_memory_operand.
8719 (TARGET_SECONDARY_RELOAD): New.
8720 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8721 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8722 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8723 * config/alpha/alpha.md: ... here.
8724 (RELOAD12, reloadmode): New.
8726 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8727 Don't handle the aligned case here.
8728 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8729 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8730 reload_inhi_help. Don't expect a scratch register.
8731 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8733 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8735 2007-04-27 Richard Guenther <rguenther@suse.de>
8737 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8739 2007-04-27 Richard Guenther <rguenther@suse.de>
8741 PR tree-optimization/30965
8742 PR tree-optimization/30978
8743 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8744 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8745 (find_equivalent_equality_comparison): Likewise.
8746 (simplify_cond): Likewise.
8747 (get_prop_source_stmt): New helper.
8748 (get_prop_dest_stmt): Likewise.
8749 (can_propagate_from): Likewise.
8750 (remove_prop_source_from_use): Likewise.
8751 (combine_cond_expr_cond): Likewise.
8752 (forward_propagate_comparison): New function.
8753 (forward_propagate_into_cond): Rewrite to use fold for
8755 (tree_ssa_forward_propagate_single_use_vars): Call
8756 forward_propagate_comparison to propagate comparisons.
8758 2007-04-27 Richard Guenther <rguenther@suse.de>
8760 PR tree-optimization/31715
8761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8762 sure to do computation on the offset in an appropriate
8765 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8767 * reload.h (elimination_target_reg_p): Declare.
8768 * reload.c (find_reloads): Don't apply the reg_rtx move
8769 optimization if the SET_DEST satisfies elimination_target_reg_p.
8770 * reload1.c (elimination_target_reg_p): New function.
8771 (gen_reload): In the move/add2 fallback, make sure that op0
8772 does not overlap the destination register.
8774 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8776 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8777 transform only GIMPLE_MODIFY_STMTs.
8778 * tree-complex.c (expand_complex_operations_1): Ditto.
8779 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8780 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8781 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8783 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8784 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8785 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8786 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8787 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8788 slpeel_add_loop_guard): Ditto.
8789 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8790 * lambda-code.c (perfect_nestify): Ditto.
8791 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8792 before the first statement.
8793 * tree-optimize.c (execute_free_datastructures): Fix comments.
8794 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8795 * tree-flow.h (disband_implicit_edges): Declaration removed.
8796 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8798 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8799 COND_EXPRs without gotos.
8800 (disband_implicit_edges, has_label_p): Removed.
8801 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8802 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8804 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8806 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8807 also for COND_EXPRs.
8808 * cfgexpand.c (label_rtx_for_bb): New function.
8809 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8810 Use label_rtx_for_bb to find the labels.
8811 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8812 last block. Detect fallthru edges.
8814 2007-04-26 Ian Lance Taylor <iant@google.com>
8817 * reload.c (find_reloads_subreg_address): If the address was valid
8818 in the original mode but not in the new mode, reload the whole
8821 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8823 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8824 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8825 (cleanup_control_expr_graph): Do not invalidate dominance info.
8826 Record altered blocks.
8827 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8828 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8829 cleanup_tree_cfg_bb): New functions.
8830 (remove_forwarder_block): Do not maintain the worklist of blocks.
8831 Record altered blocks.
8832 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8834 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8835 delete_unreachable_blocks if dominators are not available.
8836 * tree-inline.c (optimize_inline_calls): Free dominance information
8838 * tree-flow.h (remove_edge_and_dominated_blocks,
8839 cfgcleanup_altered_bbs): Altered.
8840 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8842 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8844 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8845 do not invalidate dominators.
8847 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8849 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8850 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8852 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8854 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8856 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8858 2007-04-26 Richard Guenther <rguenther@suse.de>
8860 PR tree-optimization/31703
8861 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8862 the right type for the target of the bittest.
8864 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8866 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8867 ix86_sol10_return_in_memory.
8869 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8871 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8874 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8877 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8879 PR tree-optimization/30558
8880 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8881 clear this_state.prev_try.
8883 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8884 Mark Mitchell <mark@codesourcery.com>
8886 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8887 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8888 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8890 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8893 * doc/invoke.texi (%:print-asm-header): Document.
8894 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8896 (static_spec_functions): Add print-asm-header.
8897 (main): Print a banner before the --target-help linker options.
8898 (print_asm_header_spec_function): New function.
8900 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8903 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8904 (movsf_ie): Likewise.
8906 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8908 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8910 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8912 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8913 exception for divide-by-zero.
8914 (__umodsi3, __modsi3): Likewise.
8916 2007-04-25 Dirk Mueller <dmueller@suse.de>
8918 * c-typeck.c (build_compound_expr): Annotate warning()
8919 call with OPT_Wunused_value.
8920 * tree-ssa.c (warn_uninit): Annotate warning with
8922 * c-common.c (handle_sentinel_attribute): Annotate warning
8923 call with OPT_Wattributes.
8925 2007-04-25 Thiemo Seufer <ths@mips.com>
8927 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8929 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8930 on to the assembler. Improve handling of -mno-mips16. Add handling
8931 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8932 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8933 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8934 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8936 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8939 * config/i386/winnt.c (i386_pe_file_end): Strip only
8940 USER_LABEL_PREFIX when writing export name.
8942 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8944 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8945 sh/elf.h, vx-common.h and vxworks.h.
8946 * config/sh/sh.h: Include config/vxworks-dummy.h.
8947 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8948 (OVERRIDE_OPTIONS): Use it.
8949 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8950 (vxworks_picreg): New pattern.
8951 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8952 VXWORKS_OS_CPP_BUILTINS.
8953 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8954 to their VXWORKS_* equivalents.
8955 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8956 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8957 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8958 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8959 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8960 -mrtp/-fPIC multilibs.
8961 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8962 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8963 (MULTILIB_OSDIRNAMES): Delete.
8965 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8968 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8970 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8972 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8973 rounding mode to be specified by the caller.
8974 (real_to_mpfr) Likewise.
8975 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8976 include new arguments.
8977 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8979 2007-04-24 Ian Lance Taylor <iant@google.com>
8981 PR tree-optimization/31605
8982 * tree-vrp.c (set_value_range): Check that min and max are not
8983 both overflow infinities.
8984 (set_value_range_to_value): New static function.
8985 (extract_range_from_binary_expr): Call set_value_range_to_value.
8986 (extract_range_from_cond_expr): Likewise.
8987 (extract_range_from_expr): Likewise.
8988 (extract_range_from_unary_expr): Likewise. Don't create a range
8989 which overflows on both sides.
8990 (vrp_meet): Check for a useless range.
8991 (vrp_visit_phi_node): If we see a constant which looks like an
8992 overflow infinity, turn off the TREE_OVERFLOW flag.
8994 2007-04-24 Ian Lance Taylor <iant@google.com>
8996 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8998 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9001 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9002 diagnostic message is being built.
9003 * tree-pretty-print.c (dump_generic_node): Only write the
9004 formatted text into BUFFER's stream if we are not building a
9006 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9008 * Makefile.in (toplev.o): Depend on tree-pass.h.
9010 2007-04-24 Ian Lance Taylor <iant@google.com>
9012 PR tree-optimization/31602
9013 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9014 conditionals in the copied loop header.
9015 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9016 warnings if TREE_NO_WARNING is set.
9017 * doc/invoke.texi (Warning Options): Clarify that
9018 -Wstrict-overflow does not warn about loops.
9020 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9022 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9023 expand on the comment about _Decimal128 arguments and check the
9024 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9025 that _Decimal128 argument uses even/odd register pair.
9026 (function_arg): Ditto.
9028 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9030 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9031 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9033 2007-04-24 Richard Guenther <rguenther@suse.de>
9034 Olga Golovanevsky <olga@il.ibm.com>
9036 * fold-const.c (multiple_of_p): Check for bottom
9039 2007-04-24 Richard Henderson <rth@redhat.com>
9041 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9042 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9043 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9044 looking for non-zero bits shifted out. Avoid a recursive call
9045 when constructing the scalar.
9046 (__floatundisf): Likewise.
9048 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9050 * dwarf2out.c (field_byte_offset): Move the existing logic
9051 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9052 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9054 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9057 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9058 length argument of 0 for memset.
9059 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9060 unsigned shift instead of the signed variant.
9062 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9064 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9065 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9066 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9067 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9068 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9069 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9070 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9071 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9072 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9073 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9074 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9075 "mul<mode>3", "div<mode>3"): Insn definitions added.
9076 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9077 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9078 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9079 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9080 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9081 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9082 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9083 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9084 TARGET_FLOAT_FORMAT): Macro definitions removed.
9085 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9086 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9087 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9088 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9089 (s390_gen_rtx_const_DI): Function removed.
9090 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9092 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9094 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9095 over an external ffs function.
9097 2007-04-24 Chao-ying Fu <fu@mips.com>
9098 Richard Sandiford <richard@nildram.co.uk>
9100 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9101 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9102 (smadd_widen_optab, umadd_widen_optab): Define.
9103 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9105 * genopinit.c (optabs): Fill in smadd_widen_optab and
9107 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9108 and umadd_widen_optab to implement multiply-add sequences.
9109 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9110 (<u>maddsidi4): ...this. Extend condition to include
9111 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9112 of operand 0 to "ka" and use the three-operand form of madd<u>
9114 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9116 * config/mips/constraints.md (ka): New register constraint.
9118 2007-04-24 Jan Hubicka <j@suse.cz>
9122 2007-04-23 Jan Hubicka <jh@suse.cz>
9123 * function.c (init_function_start): Don't init line number info.
9124 (expand_function_end): Update.
9125 (reset_block_changes, record_block_change, finalize_block_changes,
9126 check_block_change, free_block_changes): Kill.
9127 * function.h (reset_block_changes, record_block_change,
9128 finalize_block_changes, check_block_change, free_block_changes):
9130 (struct function): Remove ib_boundaries_block.
9131 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9132 Use curr_insn_locator to initialize locator.
9133 (emit_line_note): Remove.
9134 * cfgexpand.c (expand_gimple_cond_expr): Update.
9135 (construct_exit_block): Likewise.
9136 (tree_expand_cfg): Initialize/finalize locators.
9137 * expr.c (expand_expr_real): Update.
9138 * cfglayout.c (line_locators_locs, line_locators_lines,
9139 file_locators_locs, file_locators_files): Remove.
9140 (set_block_levels): Move to cfgexpand.c.
9141 (insn_locators_initialize): Remove.
9142 (pass_insn_locators_initialize): Remove.
9143 (locations_locators_locs, locations_locators_vals): New static vars.
9144 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9146 (insn_locators_alloc, insn_locators_finalize,
9147 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9149 (locator_location): New.
9150 (locator_line, locator_file): Rewrite.
9151 * rtl.h (emit_line_note): Kill.
9152 (insn_locators_alloc, insn_locators_finalize,
9153 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9155 * tree-inline.c (initialize_cfun): Do not initialize
9156 ib_boundaries_block.
9157 * passes.c (pass_insn_locators_initialize): Remove.
9159 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9161 * doc/invoke.texi: Removed leading '-' from option index entries.
9163 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9165 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9167 (create_phi_node): Use set_phi_nodes.
9168 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9169 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9170 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9171 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9172 (bsi_start, bsi_last): Use bb_stmt_list.
9173 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9174 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9175 Traverse the statements using tsi iterator.
9176 * basic-block.h (struct basic_block_def): Fields stmt_list
9177 and phi_nodes moved to ...
9178 (struct tree_bb_info): ... new structure.
9179 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9180 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9181 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9182 (tree_verify_flow_info): Verify that il.tree is not set for
9183 entry and exit block.
9184 (tree_split_block): Use set_bb_stmt_list.
9186 2007-04-23 Mike Stump <mrs@apple.com>
9188 * config/i386/i386.c (ix86_tune_features
9189 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9192 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9194 * config/i386/i386.md (prefix_extra): New attribute.
9195 (length): Add prefix_extra.
9197 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9198 (sse2_movntv2di): Likewise.
9199 (sse2_cvtps2dq): Likewise.
9200 (sse2_cvtpd2pi): Likewise.
9201 (sse2_cvttpd2pi): Likewise.
9202 (*sse2_cvtpd2ps): Likewise.
9203 (*add<mode>3): Likewise.
9204 (sse2_ssadd<mode>3): Likewise.
9205 (sse2_usadd<mode>3): Likewise.
9206 (*sub<mode>3): Likewise.
9207 (sse2_sssub<mode>3): Likewise.
9208 (sse2_ussub<mode>3): Likewise.
9209 (*mulv8hi3): Likewise.
9210 (*smulv8hi3_highpart): Likewise.
9211 (*umulv8hi3_highpart): Likewise.
9212 (sse2_umulv2siv2di3): Likewise.
9213 (sse2_pmaddwd): Likewise.
9214 (ashr<mode>3): Likewise.
9215 (lshr<mode>3): Likewise.
9216 (ashl<mode>3): Likewise.
9217 (sse2_ashlti3): Likewise.
9218 (sse2_lshrti3): Likewise.
9219 (*umaxv16qi3): Likewise.
9220 (*smaxv8hi3): Likewise.
9221 (*uminv16qi3): Likewise.
9222 (*sminv8hi3): Likewise.
9223 (sse2_eq<mode>3): Likewise.
9224 (sse2_gt<mode>3): Likewise.
9225 (*and<mode>3): Likewise.
9226 (sse2_nand<mode>3): Likewise.
9227 (*ior<mode>3): Likewise.
9228 (*xor<mode>3): Likewise.
9229 (sse2_packsswb): Likewise.
9230 (sse2_packssdw): Likewise.
9231 (sse2_packuswb): Likewise.
9232 (sse2_punpckhbw): Likewise.
9233 (sse2_punpcklbw): Likewise.
9234 (sse2_punpckhwd): Likewise.
9235 (sse2_punpcklwd): Likewise.
9236 (sse2_punpckhdq): Likewise.
9237 (sse2_punpckldq): Likewise.
9238 (sse2_punpckhqdq): Likewise.
9239 (sse2_punpcklqdq): Likewise.
9240 (*sse2_pinsrw): Likewise.
9241 (*sse2_pextrw): Likewise.
9242 (sse2_pshufd_1): Likewise.
9243 (sse2_uavgv16qi3): Likewise.
9244 (sse2_uavgv8hi3): Likewise.
9245 (sse2_psadbw): Likewise.
9246 (sse2_pmovmskb): Likewise.
9247 (*sse2_maskmovdqu): Likewise.
9248 (*sse2_maskmovdqu_rex64): Likewise.
9249 (sse4a_extrqi): Likewise.
9250 (sse4a_extrq): Likewise.
9251 (sse3_lddqu): Set prefix_rep.
9252 (sse3_addsubv4sf3): Likewise.
9253 (sse3_haddv4sf3): Likewise.
9254 (sse3_hsubv4sf3): Likewise.
9255 (sse_cvtss2si): Likewise.
9256 (sse_cvtss2si_2): Likewise.
9257 (sse_cvtss2siq): Likewise.
9258 (sse_cvtss2siq_2): Likewise.
9259 (sse_cvttss2si): Likewise.
9260 (sse_cvttss2siq): Likewise.
9261 (sse2_cvttps2dq): Likewise.
9262 (sse3_movshdup): Likewise.
9263 (sse3_movsldup): Likewise.
9264 (sse2_cvtsd2si): Likewise.
9265 (sse2_cvtsd2si_2): Likewise.
9266 (sse2_cvtsd2siq): Likewise.
9267 (sse2_cvtsd2siq_2): Likewise.
9268 (sse2_cvttsd2si): Likewise.
9269 (sse2_cvttsd2siq): Likewise.
9270 (*sse2_cvtpd2dq): Likewise.
9271 (*sse2_cvttpd2dq): Likewise.
9272 (sse2_pshuflw_1): Likewise.
9273 (sse2_pshufhw_1): Likewise.
9274 (sse4a_insertqi): Likewise.
9275 (sse4a_insertq): Likewise.
9276 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9277 (ssse3_phadddv4si3): Likewise.
9278 (ssse3_phaddswv8hi3): Likewise.
9279 (ssse3_phsubwv8hi3): Likewise.
9280 (ssse3_phsubdv4si3): Likewise.
9281 (ssse3_phsubswv8hi3): Likewise.
9282 (ssse3_pmaddubswv8hi3): Likewise.
9283 (ssse3_pmulhrswv8hi3): Likewise.
9284 (ssse3_pshufbv16qi3): Likewise.
9285 (ssse3_psign<mode>3): Likewise.
9286 (ssse3_palignrti): Likewise.
9287 (abs<mode>2): Likewise.
9288 (ssse3_phaddwv4hi3): Set prefix_extra.
9289 (ssse3_phadddv2si3): Likewise.
9290 (ssse3_phaddswv4hi3): Likewise.
9291 (ssse3_phsubwv4hi3): Likewise.
9292 (ssse3_phsubdv2si3): Likewise.
9293 (ssse3_phsubswv4hi3): Likewise.
9294 (ssse3_pmaddubswv4hi3): Likewise.
9295 (ssse3_pmulhrswv4hi3): Likewise.
9296 (ssse3_pshufbv8qi3): Likewise.
9297 (ssse3_psign<mode>3): Likewise.
9298 (ssse3_palignrdi): Likewise.
9299 (abs<mode>2): Likewise.
9300 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9301 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9302 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9304 2007-04-23 Nick Clifton <nickc@redhat.com>
9306 * params.def: Fix formatting of emacs local variables.
9308 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9310 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9311 move if inter-unit move isn't allowed.
9312 Don't split moving the first element of V2DI to DI to inter-unit
9313 move if inter-unit move isn't allowed.
9315 2007-04-23 Richard Guenther <rguenther@suse.de>
9317 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9318 and CDI_POST_DOMINATORS separately.
9320 2007-04-23 Nick Clifton <nickc@redhat.com>
9322 * c.opt (Wformat-contains-nul): Add warning attribute.
9324 2007-04-23 Jan Hubicka <jh@suse.cz>
9326 * function.c (init_function_start): Don't init line number info.
9327 (expand_function_end): Update.
9328 (reset_block_changes, record_block_change, finalize_block_changes,
9329 check_block_change, free_block_changes): Kill.
9330 * function.h (reset_block_changes, record_block_change,
9331 finalize_block_changes, check_block_change, free_block_changes):
9333 (struct function): Remove ib_boundaries_block.
9334 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9335 Use curr_insn_locator to initialize locator.
9336 (emit_line_note): Remove.
9337 * cfgexpand.c (expand_gimple_cond_expr): Update.
9338 (construct_exit_block): Likewise.
9339 (tree_expand_cfg): Initialize/finalize locators.
9340 * expr.c (expand_expr_real): Update.
9341 * cfglayout.c (line_locators_locs, line_locators_lines,
9342 file_locators_locs, file_locators_files): Remove.
9343 (set_block_levels): Move to cfgexpand.c.
9344 (insn_locators_initialize): Remove.
9345 (pass_insn_locators_initialize): Remove.
9346 (locations_locators_locs, locations_locators_vals): New static vars.
9347 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9349 (insn_locators_alloc, insn_locators_finalize,
9350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9352 (locator_location): New.
9353 (locator_line, locator_file): Rewrite.
9354 * rtl.h (emit_line_note): Kill.
9355 (insn_locators_alloc, insn_locators_finalize,
9356 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9358 * tree-inline.c (initialize_cfun): Do not initialize
9359 ib_boundaries_block.
9360 * passes.c (pass_insn_locators_initialize): Remove.
9362 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9365 * expr.c (reduce_to_bit_field_precision): Handle
9368 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9370 PR tree-optimization/24659
9371 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9372 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9373 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9374 * genopinit.c (optabs): Rename vec_pack_mod_optab
9375 to vec_pack_trunc_optab.
9376 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9377 early for scalar floating point operands for NOP_EXPR.
9378 (vectorizable_type_promotion): Ditto.
9379 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9380 vec_pack_trunc_optab.
9381 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9383 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9384 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9385 Rename from VEC_PACK_MOD_EXPR.
9386 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9387 * expr.c (expand_expr_real_1): Ditto.
9388 * tree-inline.c (estimate_num_insns_1): Ditto.
9389 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9391 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9392 (vec_unpacks_lo_v4sf): Ditto.
9393 (vec_pack_trunc_v2df): Ditto.
9394 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9395 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9396 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9398 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9400 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9402 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9403 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9404 packing of floating point operands.
9405 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9406 represent unpacking of floating point operands.
9407 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9408 [vec_unpacks_hi]: Ditto.
9409 [vec_unpacks_lo]: Ditto.
9411 2007-04-22 Jan Hubicka <jh@suse.cz>
9413 * final.c (rest_of_handle_final): Call
9414 targetm.asm_out.constructor/targetm.asm_out.destructor
9415 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9416 proper priority via decl_*_priority_insert.
9417 * c-common.c (c_expand_body): Likewise.
9419 2007-04-22 Richard Guenther <rguenther@suse.de>
9421 PR tree-optimization/29789
9422 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9423 (rewrite_reciprocal): New helper split out from
9424 determine_invariantness_stmt.
9425 (rewrite_bittest): Likewise.
9426 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9427 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9430 2007-04-22 Revital Eres <eres@il.ibm.com>
9432 * loop-unroll.c (var_to_expand): New field to support also
9433 insns of the form x = something + x.
9434 (analyze_insn_to_expand_var): Use it.
9435 (expand_var_during_unrolling): Likewise.
9437 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9439 * predict.c: Include pointer-set.h.
9440 (bb_predictions): New variable.
9441 (tree_predicted_by_p, tree_predict_edge,
9442 remove_predictions_associated_with_edge): Use bb_predictions map
9443 instead of bb->predictions.
9444 (clear_bb_predictions, assert_is_empty): New functions.
9445 (combine_predictions_for_bb): Use bb_predictions map. Call
9446 clear_bb_predictions.
9447 (tree_estimate_probability): Create and free bb_predictions map.
9448 * Makefile.in (predict.o): Add pointer-set.h dependency.
9449 * basic-block.h (struct basic_block_def): Remove predictions
9451 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9453 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9456 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9459 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9461 * timevar.c (timevar_print): Change reference of --disable-checking to
9462 --enable-checking=release. Also warn if assert checking is disabled.
9464 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9467 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9468 decl as addressable if the compound literal was marked as
9470 Mark the decl as a gimple register if it is a complex or
9471 vector decl and does not live in memory.
9473 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9475 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9476 (GENERIC_NEXT): New function macro.
9477 (PHI_CHAIN): Use phi_node's new chain variable.
9478 (tree_phi_node): Change tree_common to tree_base
9479 and add the chain field.
9480 * tree-phinodes.c (make_phi_node): Don't set
9481 TREE_TYPE on the new node.
9482 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9483 instead of checking GIMPLE_TUPLE_P in chain_next.
9484 * tree-vect-transform.c
9485 (get_initial_def_for_induction): Look at
9486 PHI_RESULT_TREE for the type of the phi node.
9487 (update_vuses_to_preheader): Use PHI_CHAIN
9488 instead of TREE_CHAIN on the phi node.
9489 * tree-ssa-structalias.c (compute_points_to_sets):
9491 (ipa_pta_execute): Likewise.
9493 2007-04-21 Richard Guenther <rguenther@suse.de>
9496 * fold-const.c (fold_unary): Call fold_convert_const on the
9499 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9501 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9502 (store_killed_in_pat): New.
9504 2007-04-20 Richard Henderson <rth@redhat.com>
9507 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9508 TREE_LIST with a void_type_node value, not void_list_node exactly.
9510 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9512 * doc/standards.texi: Re-arrange into language-specific
9513 subsections. Add a C++ section, documenting which standards we
9516 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9518 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9519 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9521 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9523 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9524 ecrti.o and crtbegin.o.
9525 (LIB_DEFAULT_SPEC): Include -lc.
9526 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9528 2007-04-20 Richard Henderson <rth@redhat.com>
9531 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9532 argument; update all callers.
9533 (get_unaligned_offset): New.
9534 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9535 get_unaligned_address, just pass on the address directly.
9536 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9537 the subreg in the helper patterns.
9538 (unaligned_extendqidi_le): Use get_unaligned_offset.
9539 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9540 (unaligned_extendhidi_be): Likewise.
9541 (unaligned_extendhidi): Tidy.
9542 * config/alpha/alpha-protos.h: Update.
9544 2007-04-20 Richard Henderson <rth@redhat.com>
9546 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9547 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9548 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9549 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9550 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9551 (CPP_SPEC): Don't include %(cpp_subtarget).
9552 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9553 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9554 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9556 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9558 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9559 for __builtin_ia32_cmpordss.
9561 PR tree-optimization/31632
9562 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9563 and arg1 for optimizations of comparison against min/max values.
9564 Fold arg0 to arg1's type for optimizations of comparison against
9565 min+1 and max-1 values.
9567 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9569 * reload.c (combine_reloads): When trying to use a dying register,
9570 check whether it's uninitialized and don't use if so.
9572 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9574 * fold-const.c: Remove prototypes for native_encode_expr and
9575 native_interpret_expr.
9576 (native_encode_expr): Make non-static.
9577 (native_interpret_expr): Likewise.
9578 * tree.h: Add prototypes for the above.
9580 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9582 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9583 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9584 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9585 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9586 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9587 Add length attributes.
9589 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9591 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9594 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9595 __STDC_WANT_DEC_FP__.
9597 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9599 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9600 for long double compatibility.
9601 * configure: Regenerate.
9603 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9605 PR rtl-optimization/29841
9606 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9608 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9609 that may cause control flow transfer from being moved.
9611 2007-04-18 Jan Hubicka <jh@suse.cz>
9613 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9616 2007-04-18 Eric Christopher <echristo@apple.com>
9618 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9619 only. Update operands.
9620 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9621 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9622 link register to pic register.
9624 2007-04-18 Dirk Mueller <dmueller@suse.de>
9627 * tree-vrp.c (search_for_addr_array): New.
9628 (check_array_bounds): Suppress warning about
9629 address taken of array refs if its not de-referenced.
9631 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9633 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9634 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9636 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9637 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9638 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9640 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9642 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9644 (vect_analyze_scalar_cycles): Fix indentation.
9645 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9646 (vect_mark_relevant): Include phis in relevance analysis.
9648 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9650 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9652 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9653 output_operand_lossage().
9655 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9657 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9658 the unused code for reduction without adjust-in-epilog to simplify the
9661 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9663 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9664 (S390_TDC_NEGATIVE_ZERO): New constant.
9665 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9666 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9667 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9668 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9669 (S390_TDC_POSITIVE_INFINITY): New constant.
9670 (S390_TDC_NEGATIVE_INFINITY): New constant.
9671 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9672 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9673 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9674 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9675 (S390_TDC_INFINITY): New constant.
9676 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9677 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9678 optimization for UNSPEC_CCZ_TO_INT.
9679 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9680 ("*ccz_to_int"): New insn.
9681 ("isinf<mode>2"): New insn.
9682 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9683 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9684 (UNSPEC_CCZ_TO_INT): New constant.
9686 2007-04-18 Richard Guenther <rguenther@suse.de>
9688 PR tree-optimization/19431
9689 PR tree-optimization/21463
9690 * tree-pass.h (pass_phiprop): Declare.
9691 * passes.c (init_optimization_passes): New phiprop pass.
9692 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9693 (phivn_valid_p): New helper function.
9694 (phiprop_insert_phi): Likewise.
9695 (propagate_with_phi): Likewise.
9696 (tree_ssa_phiprop): New propagator propagating loads
9697 through phi nodes if profitable.
9699 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9701 * tree-vect-analyze.c (process_use): New function.
9702 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9703 Check phis in all bbs.
9704 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9707 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9709 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9712 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9715 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9718 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9722 (sse_vmmulv4sf3): Likewise.
9723 (sse2_vmaddv2df3): Likewise.
9724 (sse2_vmmulv2df3): Likewise.
9726 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9728 PR rtl-optimization/31360
9729 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9730 (target_reg_cost): New.
9731 (init_set_costs): Initialize target_reg_cost. Add comments
9732 regarding the rationale of the costs.
9733 (global_cost_for_size): Renamed to...
9734 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9735 of register pressure.
9736 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9737 estimate_reg_pressure_cost. Add number of ivs.
9738 (determine_set_costs): Dump target_reg_cost.
9739 * loop-invariant.c (gain_for_invariant): Use
9740 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9741 (best_gain_for_invariant, find_invariants_to_move): Remove
9743 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9744 (target_reg_cost): Declare.
9745 (global_cost_for_size): Declaration removed.
9746 (estimate_reg_pressure_cost): Declare.
9748 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9750 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9751 regnos into even/odd register pairs.
9752 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9753 TDmode similar to the other floating point modes.
9754 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9755 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9757 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9758 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9759 (movdd_hardfloat64): Use TARGET_MFPGPR.
9761 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9763 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9766 2005-01-05 Richard Henderson <rth@redhat.com>
9768 * reload1.c (do_input_reload): Restrict the optimization deleteing
9769 a previous output reload to RELOAD_FOR_INPUT.
9771 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9773 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9774 induc_vec_info_type.
9775 (vectorizable_induction): New function declaration.
9776 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9777 check if already vectorized. Find first place in BB where new stmts
9778 can be inserted. Takes only one argument.
9779 (vectorizable_induction): New function.
9780 (vect_transform_stmt): Add case for induc_vec_info_type to call
9781 vectorizable_induction.
9782 (vect_transform_loop): Consider phis for vectorization.
9783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9785 (analyze_operations): Call vectorizable_induction when analyzing phis.
9787 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9788 (vect_mark_relevant): Include phis in relevance analysis.
9789 (vect_mark_stmts_to_be_vectorize): Likewise.
9790 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9792 2007-04-16 Lawrence Crowl <crowl@google.com>
9794 * doc/invoke.texi (Debugging Options): Add documentation for the
9795 -femit-struct-debug options -femit-struct-debug-baseonly,
9796 -femit-struct-debug-reduced, and
9797 -femit-struct-debug-detailed[=...].
9799 * c-opts.c (c_common_handle_option): Add
9800 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9801 and OPT_femit_struct_debug_detailed_.
9802 * c.opt: Add specifications for
9803 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9804 and -femit-struct-debug-detailed[=...].
9805 * opts.c (set_struct_debug_option): Parse the
9806 -femit-struct-debug-... options.
9807 * opts.c (matches_main_base, main_input_basename,
9808 main_input_baselength, base_of_path, matches_main_base): Add
9809 variables and functions to compare header base name to compilation
9811 * opts.c (should_emit_struct_debug): Add to determine to emit a
9812 structure based on the option.
9813 (dump_struct_debug) Also disabled function to debug this
9815 * opts.c (handle_options): Save the base name of the
9818 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9819 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9820 This hook indicates if a type is generic. Set it by default
9822 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9823 to determine if a struct type is generic or not.
9824 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9825 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9826 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9829 * flags.h (enum debug_info_usage): Add an enumeration to describe
9830 a program's use of a structure type.
9831 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9832 to indicate the program's usage of the type. Filter structs based
9833 on the -femit-struct-debug-... specification.
9834 (gen_type_die): Split into two routines, gen_type_die and
9835 gen_type_die_with_usage. gen_type_die is now a wrapper
9836 that assumes direct usage.
9837 (gen_type_die_with_usage): Replace calls to gen_type_die
9838 with gen_type_die_with_usage adding the program usage of
9839 the referenced type.
9840 (dwarf2out_imported_module_or_decl): Suppress struct debug
9841 information using should_emit_struct_debug when appropriate.
9843 2007-04-16 Ian Lance Taylor <iant@google.com>
9845 PR tree-optimization/31522
9846 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9847 (vrp_initialize): Allocate vr_phi_edge_counts.
9848 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9849 executable edge. Drop test for all constants.
9850 (vrp_finalize): Free vrp_phi_edge_counts.
9852 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9853 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9855 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9856 predecessors at head rather than tail.
9858 2007-04-16 Matthias Klose <doko@debian.org>
9860 * config/alpha/linux.h (CPP_SPEC): Define.
9861 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9863 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9865 * function.h: Remove sequence_stack extern declaration.
9867 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9869 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9871 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9874 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9876 * config/avr/avr.c (avr_arch_types): Rearranging array.
9877 (enum avr_arch): Add.
9878 (avr_mcu_types): Use avr_arch enumeration constants instead of
9880 * config/avr/avr.h (LINK_SPEC): Simplify.
9882 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9884 * config/m68k/m68k.c (m68k_libcall_value,
9885 m68k_function_value): Use macros for register names more.
9887 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9889 (M68K_REGNAME): Use A6_REG.
9890 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9892 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9895 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9896 'pending_read_list_length' and 'pending_write_list_length'. Update
9898 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9899 to handle two length counters instead of one. Update all uses.
9900 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9901 two length counters instead of one.
9902 * sched-rgn.c (propagate_deps): Update to handle two length counters
9905 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9908 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9909 copy of source, pass it to ix86_expand_vector_set and return
9912 2007-04-16 David Ung <davidu@mips.com>
9913 Joseph Myers <joseph@codesourcery.com>
9915 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9916 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9917 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9918 Add 74K processor information.
9919 * config/mips/mips.md: Include 74k.md.
9920 (cpu): Add 74kc,74kf,74kx.
9921 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9922 * config/mips/74k.md: New.
9923 * doc/invoke.texi (MIPS Options): Document 74K support.
9925 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9927 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9928 vectorizable_* functions.
9929 * tree-vect-transform.c (vectorizable_call): Add check for
9930 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9931 (vectorizable_store): likewise.
9932 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9934 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9935 (vectorizable_type_promotion, vectorizable_load): Likewise.
9936 (vectorizable_live_operation, vectorizable_condition): Likewise.
9937 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9939 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9941 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9943 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9944 register numbers more.
9945 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9946 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9947 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9948 FUNCTION_VALUE_REGNO_P): Likewise.
9949 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9950 STATIC_CHAIN_REGNUM): Likewise.
9951 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9952 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9953 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9954 * config/m68k/m68k.md (FP_REG): New.
9956 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9958 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9961 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9963 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9964 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9967 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9969 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9972 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9975 * c-decl.c (finish_decl): Grab the type of the decl after the call
9976 to store_init_value.
9978 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9980 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9982 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9985 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9986 dominators, post dominators and cleanup cfg before returning.
9988 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9990 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9991 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9993 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9995 * config.gcc: Recognize fido.
9996 * config/m68k/m68k-devices.def (fidoa): New.
9997 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9999 (FL_FIDOA, TARGET_FIDOA): New.
10000 * config/m68k/m68k.opt (mfidoa): New.
10002 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 PR middle-end/31322
10005 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10006 when a personality function is used.
10008 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10010 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10012 2007-04-13 Mike Stump <mrs@apple.com>
10014 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10016 * config/darwin.opt (fapple-kext): Make C++ only.
10017 * config/darwin.c (darwin_override_options): Remove code to ensure
10018 -fapple-kext is given for C++ only.
10020 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10022 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10023 * config/mips/mips.c (override_options): Call
10024 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10026 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10028 * config/i386/i386.opt (msvr3-shlib): Removed.
10030 * doc/invoke.texi: Remove -msvr3-shlib.
10032 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10034 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10035 with "popcnt" instruction.
10037 2007-04-13 Richard Guenther <rguenther@suse.de>
10039 PR tree-optimization/21258
10040 * tree-vrp.c (compare_case_labels): New helper.
10041 (find_switch_asserts): New function.
10042 (find_assert_locations): Call it for SWITCH_EXPRs.
10044 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10047 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10048 check is now implied in X87_FLOAT_MODE_P.
10049 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10050 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10051 (fix_trunc<mode>_i386_fisttp): Ditto.
10052 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10053 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10054 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10055 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10056 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10057 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10058 (unnamed_splitters): Ditto.
10059 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10060 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10061 FIRST_SSE_REG for local functions when SSE math is enabled or
10062 for functions with sseregparm attribute.
10063 (standard_80387_constant_p): Return -1 if mode is not
10065 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10066 (ix86_expand_compare): Ditto.
10067 (ix86_expand_carry_flag_compare): Ditto.
10068 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10069 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10070 DECIMAL_FLOAT_MODE_P.
10071 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10072 of SCALAR_FLOAT_MODE_P.
10073 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10074 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10075 checks before FLOAT_MODE_P.
10076 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10077 before FLOAT_MODE_P.
10082 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10084 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10085 Charles Wilson <libtool@cwilson.fastmail.fm>
10087 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10088 (libgcc.mvars): Don't depend on them.
10089 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10090 * exec-tool.in: New.
10092 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10094 * doc/invoke.text (--help): Document --help=common.
10096 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10098 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10100 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10102 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10103 * genemit.c (main): Emit #include "integrate.h".
10104 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10105 (LOADGP_RTP): New mips_loadgp_style.
10106 * config/mips/mips.h: Include config/vxworks-dummy.h.
10107 (TARGET_RTP_PIC): New macro.
10108 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10109 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10110 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10111 for TARGET_RTP_PIC.
10112 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10113 -mvxworks-pic when using -mrtp and a PIC option.
10114 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10116 (mips_symbolic_constant_p, mips_symbolic_address_p)
10117 (mips_symbol_insns): Handle SYMBOL_HALF.
10118 (override_options): Warn about -G and -mrtp being used together.
10119 Initialize mips_lo_relocs[SYMBOL_HALF].
10120 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10121 (mips_emit_loadgp): Handle LOADGP_RTP.
10122 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10123 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10124 (tablejump): Handle function-relative case table entries if
10126 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10128 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10130 * config/mips/mips.md (load_call<mode>): Allow any general register.
10132 (sibcall_value_internal, sibcall_value_multiple_internal)
10133 (call_value_internal, call_value_split, call_value_multiple_internal)
10134 (call_value_multiple_split): Remove constraints from operand 0.
10136 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10138 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10139 rather than loadgp_noshared.
10140 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10141 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10143 * config/mips/mips.md (loadgp): Rename to...
10144 (loadgp_newabi): ...this.
10145 (loadgp_noshared): Rename to...
10146 (loadgp_absolute): ...this.
10148 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10150 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10151 false for locally-binding symbols.
10152 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10154 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10156 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10157 (SYMBOL_GOT_PAGE_OFST): ...this.
10158 (SYMBOL_GOT_GLOBAL): Rename to...
10159 (SYMBOL_GOT_DISP): ...this.
10160 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10161 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10162 * config/mips/mips.c (mips_global_symbol_p): New function.
10163 (mips_symbol_binds_local_p): Likewise.
10164 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10165 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10166 mips_global_symbol_p and mips_symbol_binds_local_p.
10167 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10168 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10169 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10170 SYMBOL_GOTOFF_DISP.
10171 (mips_ok_for_lazy_binding_p): New function.
10172 (mips_load_call_address, mips_expand_call): Use it.
10173 (mips_dangerous_for_la25_p): Likewise.
10174 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10175 (*got_disp<mode>): Use got_disp_operand instead of
10176 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10177 SYMBOL_GOTOFF_GLOBAL.
10178 (*got_page<mode>): Use got_page_ofst_operand instead of
10180 * config/mips/predicates.md (const_call_insn_operand): Use
10181 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10182 (global_got_operand): Rename to...
10183 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10185 (local_got_operand): Rename to...
10186 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10187 of SYMBOL_GOT_LOCAL.
10189 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10191 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10192 TARGET_CALL_CLOBBERED_GP.
10193 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10194 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10195 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10196 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10197 of TARGET_ABICALLS && !TARGET_NEWABI.
10198 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10199 * config/mips/mips.c (mips_load_call_address): Check
10200 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10201 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10202 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10203 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10204 TARGET_ABICALLS && TARGET_NEWABI.
10205 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10207 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10208 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10209 TARGET_ABICALLS && TARGET_NEWABI.
10210 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10211 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10212 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10213 whether indirect calls must use $25.
10214 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10216 * config/mips/mips.md (jal_macro): Check flag_pic and
10217 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10218 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10219 instead of TARGET_ABICALLS.
10220 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10221 TARGET_ABICALLS && TARGET_OLDABI.
10222 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10223 (sibcall): In the comment above the define_insn, mention
10224 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10225 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10226 instead of TARGET_ABICALLS.
10228 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10230 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10231 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10232 (MACFLAGS_MATCH_P): New macro.
10233 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10234 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10235 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10236 the other MACFLAG constants.
10237 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10238 (flag_machi): Tighten constraints. Renumber some of the operands.
10239 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10241 (flag_machi_parts_acconly): New pattern.
10242 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10244 (flag_macinit1hi): Tighten constraints.
10245 (flag_mul_macv2hi_parts_acconly): New pattern.
10247 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10248 Use a more efficient implementation.
10249 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10250 inline sequences when not optimizing for size.
10252 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10253 movhi_high2low): Delete, merge functionality into...
10254 (packv2hi): ... this pattern.
10256 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10257 * config/bfin/bfin.opt (msim): New option.
10258 (mcpu=): New option.
10259 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10260 (bfin_cpu_t): Typedef of enum bfin_cpu.
10261 (bfin_cpu_type): New declaration.
10262 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10263 -msim and -mcpu= options.
10264 (LIB_SPEC): Likewise.
10265 * config/bfin/bfin.c (bfin_cpu_type): Define.
10266 (bfin_handle_option): Handle -mcpu= option.
10267 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10268 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10269 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10271 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10273 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10274 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10275 (powerpc-wrs-vxworksae): Use ${tm_file}.
10276 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10277 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10278 * config/i386/vx-common.h: New file.
10280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10282 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10285 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10287 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10290 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10294 * c-common.c (c_build_qualified_type): Set canonical type
10297 2007-04-12 Richard Guenther <rguenther@suse.de>
10299 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10300 lower bound and element size if lower bound is not zero
10301 or either of the ARRAY_REF operands is set.
10303 2007-04-12 Richard Guenther <rguenther@suse.de>
10305 PR tree-optimization/24689
10306 PR tree-optimization/31307
10307 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10309 * gimplify.c (canonicalize_addr_expr): To be consistent with
10310 gimplify_compound_lval only set operands two and three of
10311 ARRAY_REFs if they are not gimple_min_invariant. This makes
10312 it never at this place.
10313 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10315 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10317 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10318 null before emitting a .nsubspa directive.
10320 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10322 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10323 need_to_partition_p if there are no memory statements in the
10326 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10328 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10329 (gcd_of_steps_may_divide_p): New function.
10330 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10332 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10334 * reload.c (find_reloads_toplev, find_reloads_address,
10335 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10336 not a pointer equality test, to decide if we need to call
10337 push_reg_equiv_alt_mem.
10339 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10341 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10342 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10344 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10346 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10348 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10349 vector to be positive.
10351 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10355 * doc/invoke.texi: Document --params max-aliased-vops and
10357 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10358 debug_memory_partitions): Move to tree-flow.h
10359 * params.h (AVG_ALIASED_VOPS): Define.
10360 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10362 (mp_info_t): Likewise.
10363 (get_mem_sym_stats_for): New.
10364 (set_memory_partition): Move from tree-flow-inline.h.
10365 (mark_non_addressable): Only clear the set of symbols for the
10366 partition if it exists.
10367 (dump_memory_partitions): Move from tree-ssa-operands.c
10368 (debug_memory_partitions): Likewise.
10369 (need_to_partition_p): New.
10370 (dump_mem_ref_stats): New.
10371 (debug_mem_ref_stats): New.
10372 (dump_mem_sym_stats): New.
10373 (debug_mem_sym_stats): New.
10374 (update_mem_sym_stats_from_stmt): New.
10375 (compare_mp_info_entries): New.
10376 (mp_info_cmp): Call it.
10377 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10379 (get_mpt_for): Move from tree-ssa-operands.c.
10380 (find_partition_for): New.
10381 (create_partition_for): Remove.
10382 (estimate_vop_reduction): New.
10383 (update_reference_counts): New.
10384 (build_mp_info): New.
10385 (compute_memory_partitions): Refactor.
10386 Document new heuristic.
10387 Call build_mp_info, update_reference_counts,
10388 find_partition_for and estimate_vop_reduction.
10389 (compute_may_aliases): Populate virtual operands before
10390 calling debugging dumps.
10391 (delete_mem_sym_stats): New.
10392 (delete_mem_ref_stats): New.
10393 (init_mem_ref_stats): New.
10394 (init_alias_info): Call it.
10395 (maybe_create_global_var): Remove alias_info argument.
10396 Get number of call sites and number of pure/const call sites
10397 from gimple_mem_ref_stats().
10398 (dump_alias_info): Call dump_memory_partitions first.
10399 (dump_points_to_info_for): Show how many times a pointer has
10401 * opts.c (decode_options): For -O2 set --param
10402 max-aliased-vops to 500.
10403 For -O3 set --param max-aliased-vops to 1000 and --param
10404 avg-aliased-vops to 3.
10405 * fortran/options.c (gfc_init_options): Remove assignment to
10407 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10408 * tree-dfa.c (dump_variable): Dump memory reference
10410 Dump NO_ALIAS* settings.
10411 (referenced_var_lookup): Tidy.
10412 (mem_sym_stats): New.
10413 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10414 and ORIG are different SSA names for a memory partition.
10415 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10416 * tree-flow.h (struct mem_sym_stats_d): Define.
10417 (mem_sym_stats_t): Define.
10418 (struct mem_ref_stats_d): Define.
10419 (struct gimple_df): Add field mem_ref_stats.
10420 (enum noalias_state): Define.
10421 (struct var_ann_d): Add bitfield noalias_state.
10422 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10423 debug_mem_ref_stats, debug_memory_partitions,
10424 debug_mem_sym_stats): Declare.
10425 * tree-ssa-structalias.c (update_alias_info): Update call
10426 sites, pure/const call sites and asm sites in structure
10427 returned by gimple_mem_ref_stats.
10428 Remove local variable IS_POTENTIAL_DEREF.
10429 Increase NUM_DEREFS if the memory expression is a potential
10431 Call update_mem_sym_stats_from_stmt.
10432 If the memory references memory, call
10433 update_mem_sym_stats_from_stmt for all the direct memory
10434 symbol references found.
10435 (intra_create_variable_infos): Set noalias_state field for
10436 pointer arguments according to the value of
10437 flag_argument_noalias.
10438 * tree-ssa-structalias.h (struct alias_info): Remove fields
10439 num_calls_found and num_pure_const_calls_found.
10440 (update_mem_sym_stats_from_stmt): Declare.
10441 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10442 Set default value to 100.
10443 (PARAM_AVG_ALIASED_VOPS): Define.
10445 2007-04-11 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/31530
10448 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10449 a * -b + c as c - a * b if we honor sign dependent rounding.
10451 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10453 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10454 bfin_expand_strmov.
10455 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10456 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10458 (initialize_trampoline): Don't use old-style function definition.
10459 (bfin_secondary_reload): Mark IN_P argument as unused.
10461 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10463 PR tree-optimization/31343
10464 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10465 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10466 * testsuite/gcc.dg/vect/pr31343.c: New.
10468 2007-04-10 Eric Christopher <echristo@apple.com>
10470 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10471 * config/i386/i386.md (*cmpfp0): Use.
10472 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10473 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10474 (fix_trunc<mode>_i386_fisttp): Ditto.
10475 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10476 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10477 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10478 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10479 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10480 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10481 (unnamed_splitters): Ditto.
10482 * config/i386/i386.c (output_fix_trunc): Assert that
10483 we're not being passed a TFmode operand.
10485 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10487 PR tree-optimization/31526
10488 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10489 n_basic_blocks to find newly added blocks.
10491 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10493 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10495 (fix_trunc<mode>si_sse): Ditto.
10496 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10497 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10498 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10499 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10500 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10501 expander using SSEMODEF mode macro.
10502 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10503 expander using SSEMODEF mode macro.
10504 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10505 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10506 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10507 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10508 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10509 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10510 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10511 Macroize insn using X87MODEF mode macro.
10513 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10515 * config/i386/sse.md (sse2_pinsrw): Removed.
10516 (sse2_pextrw): Renamed to ...
10517 (*sse2_pextrw): This.
10519 2007-04-09 Jan Hubicka <jh@suse.cz>
10522 * config/i386/sse.md
10523 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10524 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10525 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10526 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10528 2007-04-09 Jan Hubicka <jh@suse.cz>
10530 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10531 multiple fields of union.
10533 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10535 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10536 (create_preheaders): Check that loops are available.
10537 (fix_loop_structure): Clean up, improve comments.
10538 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10539 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10541 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10542 * predict.c (tree_estimate_probability): Do not call
10543 calculate_dominance_info. Call create_preheaders.
10544 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10545 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10547 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10548 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10549 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10550 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10553 2007-04-08 Jan Hubicka <jh@suse.cz>
10555 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10556 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10557 * fold-const.c (fold_unary): Use it.
10559 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10561 * varasm.c (assemble_variable): Remove call to
10562 lang_hooks.decls.prepare_assemble_variable.
10563 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10564 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10565 * langhooks.h (lang_hooks_for_decls): Remove
10566 prepare_assemble_variable.
10568 2007-04-08 Mike Stump <mrs@apple.com>
10570 * config/i386/i386.c: Use inc/dec on Core2.
10572 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10574 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10575 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10576 lhd_tree_inlining_end_inlining): Remove.
10577 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10578 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10579 end_inlining hooks.
10580 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10581 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10582 lhd_tree_inlining_end_inlining): Remove prototypes.
10583 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10584 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10585 LANG_HOOKS_TREE_INLINING_START_INLINING,
10586 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10588 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10591 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10594 * config/avr/predicates.md (io_address_operand): Delete predicate.
10595 (low_io_address_operand): Don't use 'mode' argument.
10596 (higth_io_address_operand): Rename ...
10597 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10598 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10601 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10603 Revert change removing staticp.
10605 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10608 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10611 2007-04-07 Bruce Korb <bkorb@gnu.org>
10613 * c.opt: Add -Wformat-contains-nul.
10614 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10616 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10617 the NUL byte warning.
10619 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10621 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10623 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10625 * tree.c (staticp): No longer use staticp langhook.
10626 * langhooks.c (lhd_staticp): Removed.
10627 * langhooks.h (struct lang_hooks): Remove staticp.
10628 * c-common.c (c_staticp): Remove.
10629 * c-common.h (c_staticp): Ditto.
10630 * langhooks-defs.h (lhd_staticp): Ditto.
10631 (LHD_HOOKS_STATICP): Ditto
10632 * tree.h (gcc_assert_lowered): New macro.
10634 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10636 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10637 argument "reliable".
10638 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10639 Add argument "reliable". Propagate it through calls.
10640 (infer_loop_bounds_from_undefined): Derive number of iterations
10641 estimates from references in blocks that do not dominate loop latch.
10642 (gcov_type_to_double_int): New function.
10643 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10644 and expected_loop_iterations_unbounded.
10645 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10646 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10647 * tree-data-ref.c (estimated_loop_iterations): Export.
10648 (get_references_in_stmt): Fix -- do not return addresses of local
10650 * cfgloop.h (expected_loop_iterations_unbounded,
10651 estimated_loop_iterations): Declare.
10653 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10655 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10657 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10659 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10660 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10661 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10662 Use output_387_reg_move().
10663 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10664 expander using X87MODEF12 mode macro.
10665 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10666 choosing register preferences. Use output_387_reg_move().
10667 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10668 instead of "x". Use output_387_reg_move().
10669 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10670 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10671 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10672 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10673 Use output_387_reg_move().
10674 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10676 (*truncxf?f_i387 splitter): Ditto.
10678 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10680 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10681 LANG_HOOKS_SAFE_FROM_P.
10682 * expr.c (safe_from_p): Remove langhook call.
10683 * langhooks.h (lang_hooks): Remove safe_from_p.
10684 (lhd_safe_from_p): Remove prototype.
10685 * langhooks.c (lhd_safe_from_p): Remove.
10687 2007-04-06 Jan Hubicka <jh@suse.cz>
10689 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10692 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10694 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10695 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10696 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10697 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10699 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10700 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10702 2007-04-05 Richard Henderson <rth@redhat.com>
10704 * config/alpha/alpha.c (print_operand) [+]: Remove.
10705 (alpha_end_function): Print nop if call at end of function.
10706 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10707 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10708 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10709 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10710 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10711 the call pattern. Update peepholes to match.
10713 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10715 * doc/extend.texi (Other Builtins): Add decimal float variants
10717 * builtins.def: Ditto.
10718 * builtins.c (expand_builtin): Ditto.
10720 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10721 H.J. Lu <hongjiu.lu@intel.com>
10724 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10725 of V8HImode when calling ix86_binary_operator_ok.
10726 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10727 (sdot_prodv8hi): Operands 1 and 2 must be register.
10729 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10731 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10732 initialize align to silence bogus warning.
10734 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10736 PR middle-end/22156
10737 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10739 (struct sra_walk_fns): Remove use_all parameter from use.
10740 (sra_hash_tree): Handle BIT_FIELD_REFs.
10741 (sra_elt_hash): Don't hash bitfld blocks.
10742 (sra_elt_eq): Skip them in parent compares as well. Handle
10744 (sra_walk_expr): Don't maintain or pass down use_all_p.
10745 (scan_use): Remove use_all parameter.
10746 (scalarize_use): Likewise. Re-expand assignment to
10747 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10748 output, and re-scalarize after output. Don't mark anything
10750 (scalarize_ldst): Adjust.
10751 (scalarize_walk_gimple_modify_statement): Likewise.
10752 (build_element_name_1): Handle BIT_FIELD_REFs.
10753 (instantiate_element): Don't warn for any element whose parent
10754 is used as a whole.
10755 (instantiate_missing_elements_1): Return the sra_elt.
10756 (canon_type_for_field): New.
10757 (try_instantiate_multiple_fields): New.
10758 (instantiate_missing_elemnts): Use them.
10759 (mark_no_warning): Removed.
10760 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10761 (REPLDUP, sra_build_elt_assignment): New.
10762 (generate_copy_inout): Use them.
10763 (generate_element_copy): Likewise. Handle bitfld differences.
10764 (generate_element_zero): Don't recurse for blocks. Use
10765 sra_build_elt_assignment.
10766 (generate_one_element_int): Take elt instead of var. Use
10767 sra_build_elt_assignment.
10768 (generate_element_init_1): Adjust.
10769 (scalarize_use, scalarize_copy): Use REPLDUP.
10770 (scalarize_ldst): Move assert before dereference.
10771 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10773 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10775 * regmove.c: Fix unused variable warnings due to previous commit.
10777 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10779 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10780 (regmove_bb_head): Remove.
10781 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10782 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10783 problems with fixup_match_1.
10784 Don't initialize/free regmove_bb_head.
10786 (reg_is_remote_constant_p): If an insn is in the same basic block
10787 but not before INSN, consider it remote, too.
10789 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10792 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10793 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10795 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10797 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10798 (CONDITIONAL_REGISTER_USAGE): Likewise.
10800 2007-04-04 Richard Henderson <rth@redhat.com>
10802 * config/alpha/lib1funcs.asm: Remove unused file.
10804 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10807 * opts.c (print_specific_help): Fix --help=<language>
10809 (common_handle_option): Support --help=common.
10811 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10814 * gcc.c (main): Do not run the linker if
10815 print_subprocess_help indicates that it shouldn't be
10818 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10821 * doc/invoke.texi (--help=): Document <languages> value, fix
10822 formatting in tables of values.
10824 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10826 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10827 dllimport attribute of virtual methods.
10829 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10831 * config/score/crti.asm: Change _bss_start to __bss_start.
10832 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10833 (OUTGOING_REG_PARM_STACK_SPACE) update.
10834 * config/score/score.opt: add options to make backend support
10835 score5, score5u, score7 and score7d.
10836 * config/score/score.md: Likewise.
10837 * config/score/misc.md: Likewise.
10838 * config/score/mac.md: Likewise.
10839 * doc/invoke.texi: Likewise.
10840 * doc/md.texi: update constraints define.
10842 2007-04-03 Richard Henderson <rth@redhat.com>
10844 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10845 an appropriate type, use the mode instead.
10847 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10849 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10850 Set the default --with-arch setting to mips2.
10851 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10852 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10853 (MULTILIB_OSDIRNAMES): Delete.
10854 (MULTILIB_DIRNAMES): Define.
10855 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10856 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10857 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10858 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10859 VXWORKS_OS_CPP_BUILTINS.
10860 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10861 (MIPS_DEBUGGING_INFO): Undefine.
10862 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10864 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10866 PR middle-end/30704
10867 * fold-const.c (native_encode_real): Encode real.c provided longs
10868 as a series of 32-bit native integers.
10869 (native_interpret_real): Interpret buffer as a series of 32-bit
10872 2007-04-03 Richard Guenther <rguenther@suse.de>
10874 * genpreds.c (write_insn_constraint_len): Write function
10875 optimized for CONSTRAINT_LEN implementation.
10876 (write_tm_preds_h): Output insn_constraint_len inline and
10877 use it for CONSTRAINT_LEN.
10878 (write_insn_preds_c): Don't output insn_constraint_len.
10879 * doc/md.texi (define_register_constraint): Document multi-letter
10880 constraints shall have the same length if they start with the same
10883 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10886 * config/i386/i386.md (isinf<mode>2): Expand only when
10887 TARGET_C99_FUNCTIONS is set.
10889 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10891 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10892 (x86_64-*-linux*): Ditto.
10893 * config/i386/i386.opt (mpc): New option.
10894 * config/i386/i386.c (overrride_options): Handle
10895 ix87_precision_string.
10896 * config/i386/crtprec.c: New file.
10897 * config/i386/t-crtpc: Ditto.
10898 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10899 and -mpc80 options.
10900 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10901 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10902 crtprec32.o, crtprec64.o and crtprec80.o.
10904 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10905 and -mpc80 options.
10906 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10908 2007-04-02 Eric Christopher <echristo@apple.com>
10910 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10911 limitations on darwin.
10913 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10916 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10918 2007-04-02 Dave Korn <dave.korn@artimi.com>
10920 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10922 2007-04-02 Dave Korn <dave.korn@artimi.com>
10924 * libgcc2.h (exception_descriptor): Don't forward-declare.
10925 (__get_eh_table_language, __get_eh_table_version): Delete
10926 prototypes of long-dead functions.
10928 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10930 * ebitmap.h: New file
10931 * ebitmap.c: New file
10932 * Makefile.in (ebitmap.o): New target.
10934 2007-04-01 Jan Hubicka <jh@suse.cz>
10936 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10937 before very first instruction.
10939 2007-04-01 Jan Hubicka <jh@suse.cz>
10941 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10942 waring on 64bit hosts.
10943 * bitmap.h: Fix typo in bitmap_head_def.
10945 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10947 PR rtl-optimization/31391
10948 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10949 into a DELETED_LABEL note, and the label is in an empty basic
10950 block, update BB_END as well as BB_HEAD.
10952 2007-04-01 Richard Henderson <rth@redhat.com>
10954 PR tree-optimization/31169
10955 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10956 to varying if the range is outside [0, prec-1].
10958 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10961 * config/mips/mips.md (load_const_gp): New insn.
10962 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10963 the MIPS16 GP pseudo register if no_new_pseudos.
10964 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10966 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10969 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10971 (call_value): Likewise.
10973 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10974 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10977 * doc/invoke.texi: (optimization options): Reword description
10978 of -ffast-math. Document its primary purpose.
10980 2007-03-31 Richard Guenther <rguenther@suse.de>
10982 * omp-low.c (splay-tree.h): Include.
10983 (lookup_decl): Replace splay-tree usage by pointer-map.
10984 (maybe_lookup_decl): Likewise.
10985 (new_omp_context): Likewise.
10986 (delete_omp_context): Likewise.
10987 * gimplify.c (splay-tree.h): Include.
10988 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10990 (remap_ssa_name): Likewise.
10991 (remap_decl): Likewise.
10992 (remap_type_1): Likewise.
10993 (remap_type): Likewise.
10994 (copy_body_r): Likewise.
10995 (expand_call_inline): Likewise.
10996 (clone_body): Likewise.
10997 (copy_tree_r): Likewise.
10998 (remap_save_expr): Likewise.
10999 (unsave_r): Likewise.
11000 (unsave_expr_now): Likewise.
11001 (tree_function_versioning): Likewise.
11002 (build_duplicate_type): Likewise.
11003 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11004 (struct copy_body_data): Replace splay-tree by pointer-map.
11005 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11006 not $(SPLAY_TREE_H).
11007 (gimplify.o): Depend on $(SPLAY_TREE_H).
11008 (omp-low.p): Likewise.
11010 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11012 * config/avr/predicates.md (even_register_operand,
11013 odd_register_operand): New predicates.
11014 * config/avr/avr.md (movw peephole2): New.
11015 (movw_r peephole2): New.
11017 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11019 * tree.h (get_signed_or_unsigned_type): New.
11020 * fold-const.c (operand_equal_for_comparison_p): Use
11021 get_signed_or_unsigned_type instead of
11022 lang_hooks.types.signed_or_unsigned_type.
11023 * expr.c (store_expr): Ditto.
11024 * langhooks.c (get_signed_or_unsigned_type): New.
11025 (lhd_signed_or_unsigned_type): New.
11026 * langhooks.h (lhd_signed_or_unsigned_type): New.
11027 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11029 2007-03-30 Richard Henderson <rth@redhat.com>
11031 * tree-ssa-loop-ivopts.c: Include target.h.
11032 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11033 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11034 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11035 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11037 2007-03-30 Richard Henderson <rth@redhat.com>
11038 Kai Tietz <kai.tietz@onevision.com>
11040 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11041 default for 64-bit.
11042 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11043 (TARGET_64BIT_MS_ABI): New.
11044 (DBX_REGISTER_NUMBER): Handle 64-bit.
11045 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11046 (LONG_TYPE_SIZE): Force to 32.
11047 (REG_PARM_STACK_SPACE): New.
11048 (OUTGOING_REG_PARM_STACK_SPACE): New.
11049 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11050 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11051 (STACK_BOUNDARY): Use 128 for 64-bit.
11052 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11053 Add 64-bit implementation.
11054 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11056 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11057 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11058 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11059 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11060 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11061 TARGET_64BIT_MS_ABI.
11062 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11063 (ix86_pass_by_reference): Likewise.
11064 (ix86_function_value_regno_p): Likewise.
11065 (ix86_build_builtin_va_list): Likewise.
11066 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11067 (function_arg_advance_ms_64): New.
11068 (function_arg_advance): Call it.
11069 (function_arg_ms_64): New.
11070 (function_arg): Call it.
11071 (function_value_ms_64): New.
11072 (ix86_function_value_1): Call it.
11073 (return_in_memory_ms_64): New.
11074 (ix86_return_in_memory): Call it.
11075 (setup_incoming_varargs_ms_64): New.
11076 (ix86_setup_incoming_varargs): Call it.
11077 (ix86_expand_prologue): Handle 64-bit stack probing.
11078 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11079 (output_pic_addr_const): Likewise.
11080 (x86_this_parameter): Likewise.
11081 (x86_output_mi_thunk): Likewise.
11082 (x86_function_profiler): Likewise.
11083 (TARGET_STRICT_ARGUMENT_NAMING): New.
11084 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11085 (TARGET_64BIT_MS_ABI): New.
11086 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11087 * config/i386/i386.md (allocate_stack_worker): Remove.
11088 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11089 describe the clobber of eax without a match_scratch.
11090 (allocate_stack_worker_postreload): Remove.
11091 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11092 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11093 (allocate_stack_worker_rex64_postreload): Remove.
11094 (allocate_stack): Handle 64-bit.
11095 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11096 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11097 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11098 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11099 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11100 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11101 * config.build (x86_64-*-mingw*): New host.
11102 * config.host (x86_64-*-mingw*): New host.
11103 * config.gcc (x86_64-*-mingw*): New target.
11104 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11106 2007-03-30 Richard Henderson <rth@redhat.com>
11107 Kai Tietz <kai.tietz@onevision.com>
11109 * c-pragma.c (struct def_pragma_macro_value): New.
11110 (struct def_pragma_macro): New.
11111 (pushed_macro_table): New.
11112 (dpm_hash, dpm_eq): New.
11113 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11114 (init_pragma): Install them.
11115 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11117 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11119 * config/avr/avr.c (avr_override_options): Clear
11120 'flag_delete_null_pointer_checks'.
11122 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11125 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11126 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11127 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11128 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11129 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11130 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11131 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11133 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11135 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11137 * regmove.c: Move all of pass_stack_adjustments from here...
11138 * combine-stack-adj.c: ...to this new file.
11139 * Makefile.in: Add rules for combine-stack-adj.o.
11141 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11143 PR tree-optimization/31383
11144 * tree-data-ref.c (affine_function_equal_p): Do not require the
11145 vectors to have the same length.
11147 2007-03-30 Jan Hubicka <jh@suse.cz>
11149 PR middle-end/30700
11150 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11151 availablility; add more sanity checking; ask varpool only about
11154 2007-03-29 Richard Henderson <rth@redhat.com>
11156 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11157 to decide, but __SIZEOF_LONG_LONG__.
11159 2007-03-29 Richard Henderson <rth@redhat.com>
11161 * emutls.c (struct __emutls_array): New.
11162 (emutls_destroy): Use it instead of casting element 0 from void*.
11163 (__emutls_get_address): Likewise.
11165 2007-03-29 Richard Henderson <rth@redhat.com>
11167 * varasm.c (initializer_constant_valid_p): Don't deny
11168 DECL_DLLIMPORT_P on functions.
11170 * config/i386/cygming.h: Remove function declarations.
11171 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11172 (ASM_OUTPUT_LABELREF): Remove.
11173 (COMMON_ASM_OP): Remove.
11174 (ASM_OUTPUT_COMMON): Remove.
11175 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11176 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11177 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11178 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11179 Rename from TARGET_ENCODE_SECTION_INFO.
11180 * config/i386/netware.h: Likewise.
11181 * config/i386/i386-protos.h: Update.
11182 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11183 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11184 (legitimate_constant_p): Reject dllimports.
11185 (dllimport_map, get_dllimport_decl): New.
11186 (legitimize_dllimport_symbol): New.
11187 (legitimize_address, ix86_expand_move): Use it.
11188 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11189 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11190 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11191 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11192 * config/i386/predicates.md (constant_call_address_operand): Only
11193 accept symbols; reject dllimport_p symbols.
11194 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11195 i386_pe_maybe_record_exported_symbol.
11196 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11197 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11198 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11199 trust the setting of DECL_DLLIMPORT_P.
11200 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11201 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11202 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11203 tidy the argument scanning loop.
11204 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11205 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11206 (i386_pe_strip_name_encoding): Remove.
11207 (i386_pe_binds_local_p): New.
11208 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11209 (i386_pe_output_labelref): Remove.
11210 (i386_pe_asm_output_aligned_decl_common): New.
11211 (i386_pe_maybe_record_exported_symbol): Rename from
11212 i386_pe_record_exported_symbol; check for dllexported symbols.
11214 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11216 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11217 add comment explaining why vsnprintf cannot be used.
11219 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11221 PR tree-optimization/30666
11222 * tree.c (build_complex_type): When creating type names for DWARF2
11223 debug info, create TYPE_DECLs for TYPE_NAME instead of
11225 (build_common_tree_nodes_2): Use build_complex_type when building
11226 predefined complex types, to preserve canonical types.
11228 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11230 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11231 (noce_get_alt_condition): Look at it to determine whether to
11232 reverse the condition or not.
11233 (noce_get_condition): Substitute the truth for lies.
11234 (noce_find_if_block): Set the then_else_reversed field.
11236 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11238 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11239 destination of this insn.
11240 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11241 than calling gen_rtx_SET directly. Use r0 to hold the value of
11242 'address + 4' rather than a stack based temporary which can be
11243 mis-optimized away.
11245 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11247 * config/s390/s390.c (s390_secondary_input_reload_class,
11248 s390_secondary_output_reload_class): Functions removed.
11249 (s390_secondary_reload): New function.
11250 (TARGET_SECONDARY_RELOAD): Target macro defined.
11251 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11252 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11253 * config/s390/s390.md ("reload_outti", "reload_outdi",
11254 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11255 "reload_out<mode>"): Expanders removed.
11256 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11257 "reload<mode>_nonoffmem_out"): Expanders added.
11259 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11261 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11262 action if SRC->DEST replacement failed anyway.
11264 2007-03-28 Mike Stump <mrs@apple.com>
11266 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11267 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11268 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11270 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11272 * config.gcc: Accept barcelona as a variant of amdfam10.
11273 * config/i386/i386.c (override_options): Likewise.
11274 * doc/invoke.texi: Likewise.
11276 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11278 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11279 offsets for BIT_FIELD_REF and COMPONENT_REF.
11281 2007-03-28 Richard Guenther <rguenther@suse.de>
11283 * tree.c (is_global_var): Move ...
11284 * tree-flow-inline.h (is_global_var): ... here.
11285 * tree.h (is_global_var): Remove declaration.
11287 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11289 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11291 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11292 * config/i386/i386.c (ix86_tune_features): Initialize new
11294 * config/i386/predicates.md (promotable_binary_operator): Use
11295 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11297 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11300 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11302 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11304 * config/fr30/fr30.md (movsi_internal): Change destination
11305 constraint from m to V and add m to the end.
11307 2007-03-28 Christian Bruel <christian.bruel@st.com>
11309 * config/sh/sh.md (movsi_i): Fix type attribute.
11311 2007-03-28 Christian Bruel <christian.bruel@st.com>
11313 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11314 (movsf_ie): Likewise.
11316 2007-03-28 Christian Bruel <christian.bruel@st.com>
11318 * config.gcc: Add sh4-300 to multilib.
11319 * config/sh/t-mlib-sh4-300: New file.
11321 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11323 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11324 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11325 fix_trunc<mode>di2.
11326 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11327 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11328 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11329 "fixuns_trunctddi2"): Whitespace fix.
11331 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11333 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11334 the definition of struct sh_args.
11335 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11336 CALL_COOKIE_INT_REG_GET): Likewise.
11338 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11340 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11341 transformations are applied successfully.
11343 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11345 * tree.c (tree_contains_struct): Permit 512 tree codes.
11346 * tree.h (tree_contains_struct): Ditto.
11347 (MAX_TREE_CODES): Ditto.
11348 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11349 SPARE member to store remaining padding bits.
11351 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11353 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11356 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11358 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11359 * configure: Regenerate.
11361 * configure: Regenerate using the correct version of autoconf.
11363 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11365 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11367 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11368 regs to "__SP_L__" and "__SP_H__".
11370 2007-03-27 Richard Guenther <rguenther@suse.de>
11372 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11373 computations with it with a HOST_WIDE_INT variable.
11375 2007-03-26 Mike Stump <mrs@apple.com>
11377 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11378 objective-c-header, objective-c++-header and objc++-cpp-output
11380 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11382 2007-03-26 Richard Henderson <rth@redhat.com>
11385 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11386 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11387 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11388 IX86_BUILTIN_PSRLQ128): New.
11389 (ix86_init_mmx_sse_builtins): Add them.
11390 (ix86_expand_builtin): Expand them.
11391 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11392 operand 2 be TImode.
11393 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11394 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11395 _mm_srli_epi64): Mark __B const.
11396 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11397 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11398 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11399 new two-vector shift builtins.
11401 2007-03-26 Ian Lance Taylor <iant@google.com>
11403 PR tree-optimization/31345
11404 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11405 [+INF, +INF(OVF)] into VARYING.
11407 2007-03-26 Zack Weinberg <zackw@panix.com>
11409 * gengtype-parse.c: New file.
11410 * gengtype-yacc.y: Delete.
11411 * gengtype-lex.l: Don't include gengtype-yacc.h.
11412 Define YY_DECL and yyterminate appropriately for recursive
11413 descent parser. yylval is now a string out-parameter to yylex.
11414 (HWS, EOID): New shorthand.
11415 (IWORD): Add a couple more types.
11416 (yylex): Add a setup stanza. Remove the complex rules for
11417 detecting GTY'ed types and typedefs; replace with simple
11418 keyword detectors. Adjust everything for the changed
11419 definition of yylval. Ignore all pp-directives, not just #define.
11421 (parse_file): Rename yybegin; do not call yyparse.
11423 * gengtype.c (xasprintf): Export again.
11424 (this_file): New. Use everywhere __FILE__ was being used.
11425 (get_lang_bitmap): Special case types defined in gengtype.c.
11426 (do_typedef, new_structure): Suppress definition of certain types.
11427 (new_structure): Improve diagnostics of duplicate definitions.
11428 Make sure location_s is associated with input.h.
11429 (nreverse_pairs, define_location_structures): New functions.
11430 (main): Improve tagging of kludge types. Remove old kludges
11431 for input.h types; use define_location_structures.
11432 * gengtype.h: Update prototypes. Define token codes here.
11433 * Makefile.in: Remove all references to gengtype-yacc.
11434 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11436 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11437 add GTY((skip)) to the field that's only conditionally there.
11438 * doc/install.texi: Document that Bison is no longer required
11439 unless building treelang.
11441 * gengtype.c: Don't include gtyp-gen.h.
11442 (srcdir): Declare here.
11443 (base_files, lang_dir_names): Allocate dynamically.
11444 (gt_files, num_gt_files, num_lang_dirs): New globals.
11445 (measure_input_list, read_input_line, read_input_list)
11446 (set_lang_bitmap): New functions.
11447 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11448 simplify, relying on read_input_list to set up the bitmaps.
11449 (main): Arguments are no longer unused. Check for correct number
11450 of command line arguments, set srcdir and srcdir_len, then call
11451 read_input_list, before doing anything else. No need to worry
11452 about duplicates in main loop.
11453 * configure.ac: Simplify the calculation of all_gtfiles.
11454 Put language tags in there. Don't set or substitute
11455 all_gtfiles_files_langs or all_gtfiles_files_frags.
11456 * Makefile.in: Revamp the way gengtype is invoked, now that it
11457 takes a file on its command line with a much simpler format.
11458 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11459 (GTFILES): Remove duplicates and C source files.
11460 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11461 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11462 * configure: Regenerate.
11464 * gengtype.h: Remove all type definitions to gengtype.c; leave
11465 only definitions of options_p, type_p, and pair_p as opaque
11466 pointers. Update prototypes.
11467 * gengtype.c: Many type definitions moved here from gengtype.h.
11468 Consolidate type definitions at the top of the file.
11469 (xvasprintf): Delete.
11470 (xasprintf): Make static.
11471 (create_nested_pointer_option): Add 'next' parameter.
11472 (create_field_all, create_field_at): New functions.
11473 (create_field): Now a thin wrapper around create_field_all.
11474 (create_optional_field): Rename create_optional_field_ and add
11475 line argument. Original name is now a macro which supplies
11477 (oprintf): Use vsnprintf directly.
11478 (close_output_files): Use fatal rather than perror/exit.
11479 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11480 (main): Set progname. Don't use exit.
11481 * gengtype-yacc.y (struct_fields): Use create_field_at.
11482 (option, optionseqopt): Delete.
11483 (optionseq): Consolidate productions from option here so we
11484 can use the first argument to create_option.
11486 * gengtype-lex.l: Distinguish unions from structures in the
11487 token type. Don't call find_structure; return the tag as a string.
11488 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11489 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11490 string. Reorganize typedef_struct production accordingly.
11491 Use create_nested_ptr_option.
11492 * gengtype.c (create_nested_ptr_option): New function.
11493 * gengtype.h: Declare it.
11495 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11496 (string_type): Don't declare.
11497 (do_scalar_typedef): Declare.
11498 (create_scalar_type): Update prototype.
11499 * gengtype.c (string_type): Make static.
11500 (scalar_nonchar, scalar_char): New.
11501 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11502 (resolve_typedef): Use scalar_nonchar for error recovery.
11503 (create_scalar_type): Remove name_len field. Return scalar_char
11504 or scalar_nonchar as appropriate.
11505 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11506 to use string_type.
11507 (throughout): Use scalar_nonchar instead of calling
11508 create_scalar_type, whenever possible.
11509 (main): Initialize scalar_char and scalar_nonchar before calling
11511 * gengtype-lex.l: Adjust for removal of second argument to
11512 create_scalar_type. Use yylval.s instead of yylval.t when
11514 * gengtype-yacc.y: Type of SCALAR is string. Call
11515 create_scalar_type from type:SCALAR rule. Adjust for removal of
11516 second argument to create_scalar_type.
11518 * vec.h: Remove all #if IN_GENGTYPE blocks.
11519 Add comment saying that changes may require adjustments to gengtype.
11520 * gengtype.c: Don't include coretypes.h or tm.h.
11521 Add comment to inclusion of errors.h.
11522 (note_def_vec, note_def_vec_alloc): New functions.
11523 * gengtype.h: Declare new functions.
11524 * gengtype-lex.l: Don't include coretypes.h.
11525 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11527 (update_lineno): Remove unnecessary prototype.
11528 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11529 (VEC rule): Just return VEC_TOKEN.
11530 * gengtype-yacc.y (VEC_TOKEN): New token type.
11531 (type): Add a production for VEC(a,b).
11532 * Makefile.in: Update dependencies.
11534 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11535 typedefs that use the old PARAMS macro.
11537 * gengtype-lex.l: Remove all rules and states relating to yacc
11539 * gengtype-yacc.y: Similarly.
11540 * gengtype.c (note_yacc_type): Delete function.
11541 * gengtype.h: Update prototypes.
11543 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11545 * tree-pretty-print.c (dump_generic_node): Report precision of
11546 unnamed integer types.
11548 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11550 * ifcvt.c (noce_try_store_flag_constants): Don't check
11551 no_new_pseudos here.
11552 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11553 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11554 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11555 noce_try_sign_mask): Likewise.
11556 (if_convert): Check no_new_pseudos here.
11558 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11560 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11561 (noce_get_condition): Handle new then_else_reversed argument.
11562 (noce_init_if_info): Remove, fold into noce_find_if_block.
11563 (noce_process_if_block): Take a struct noce_if_info as the
11564 argument. Don't set up one based on ce_if_info. Update pointer
11565 references accordingly.
11566 (cond_move_process_if_block): Likewise.
11567 (process_if_block): Removed.
11568 (find_if_block): Removed. Move functionality two new functions,
11569 noce_find_if_block and cond_exec_find_if_block.
11570 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11571 blocks and the symmetric IF-ELSE-JOIN case.
11572 (cond_exec_find_if_block): Also new function mostly based on old
11573 find_if_block and process_if_block.
11574 (find_if_header): Replace find_if_block call with separately
11575 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11576 (find_cond_trap): Update noce_get_condition call.
11577 (dead_or_predicable): Likewise.
11579 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11581 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11583 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11584 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11585 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11586 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11587 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11588 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11589 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11590 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11591 __builtin_ia32_psrad128 builtins.
11593 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11595 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11596 * config/i386/constraints.md
11597 (define_constraint "I"): Use IN_RANGE macro.
11598 (define_constraint "J"): Ditto.
11599 (define_constraint "K"): Ditto.
11600 (define_constraint "M"): Ditto.
11601 (define_constraint "N"): Ditto.
11602 (define_constraint "O"): Ditto.
11603 * config/i386/predicates.md
11604 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11605 (define_predicate "const_0_to_3_operand"): Ditto.
11606 (define_predicate "const_0_to_7_operand"): Ditto.
11607 (define_predicate "const_0_to_15_operand"): Ditto.
11608 (define_predicate "const_0_to_63_operand"): Ditto.
11609 (define_predicate "const_0_to_255_operand"): Ditto.
11610 (define_predicate "const_1_to_31_operand"): Ditto.
11611 (define_predicate "const_2_to_3_operand"): Ditto.
11612 (define_predicate "const_4_to_7_operand"): Ditto.
11614 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11616 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11617 in SImode for save_world.
11618 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11621 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11623 PR tree-optimization/30784
11624 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11627 2007-03-25 Revital Eres <eres@il.ibm.com>
11629 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11630 Fold movement_possibility function into it.
11632 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11634 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11635 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11636 (call_indirect_nonlocal_darwin64): Same.
11637 (call_nonlocal_darwin64): Same.
11638 (call_value_indirect_nonlocal_darwin64): Same.
11639 (call_value_nonlocal_darwin64): Same.
11640 (sibcall_nonlocal_darwin64): Same.
11641 (sibcall_value_nonlocal_darwin64): Same.
11642 (sibcall_symbolic_64): Same.
11643 (sibcall_value_symbolic_64): Same.
11644 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11646 (rs6000_emit_load_toc_table): Same.
11647 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11648 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11650 (divss_call): Same.
11651 (divus_call): Same.
11652 (quoss_call): Same.
11653 (quous_call): Same.
11654 (load_toc_v4_pic_si): Same
11655 (load_toc_v4_PIC_1): Same.
11656 (load_toc_v4_PIC_1b): Same.
11657 (call_indirect_aix{32,64}): Same.
11658 (call_value_indirect_aix{32,64}): Same.
11660 (call_value): Same.
11661 (call_local{32,64}): Same.
11662 (call_value_local{32,64}): Same.
11663 (call_indirect_nonlocal_aix{32,64}): Same.
11664 (call_nonlocal_aix{32,64}): Same.
11665 (call_value_indirect_nonlocal_aix{32,64}): Same.
11666 (call_value_nonlocal_aix{32,64}): Same.
11667 (call_indirect_nonlocal_sysv<mode>): Same.
11668 (call_nonlocal_sysv<mode>): Same.
11669 (call_value_indirect_nonlocal_sysv<mode>): Same.
11670 (call_value_nonlocal_sysv<mode>): Same.
11672 (sibcall_local{32,64}): Same.
11673 (sibcall_value_local{32,64}): Same.
11674 (sibcall_nonlocal_aix{32,64}): Same.
11675 (sibcall_value_nonlocal_aix{32,64}): Same.
11676 (sibcall_nonlocal_sysv<mode>): Same.
11677 (sibcall_value): Same.
11678 (sibcall_value_nonlocal_sysv<mode>): Same.
11680 2007-03-24 Paul Brook <paul@codesourcery.com>
11682 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11683 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11685 2007-03-24 Richard Henderson <rth@redhat.com>
11687 * config/ia64/constraints.md: New file.
11688 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11689 satisfies_constraint_?.
11690 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11691 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11692 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11693 ia64_output_mi_thunk): Likewise.
11694 (ia64_const_ok_for_letter_p): Remove.
11695 (ia64_const_double_ok_for_letter_p): Remove.
11696 (ia64_extra_constraint): Remove.
11697 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11698 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11699 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11700 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11701 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11702 EXTRA_MEMORY_CONSTRAINT): Remove.
11703 * config/ia64/ia64.md: Include constriants.md. Replace
11704 CONST_OK_FOR_? with satisfies_constraint_?.
11706 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11707 H.J. Lu <hongjiu.lu@intel.com>
11709 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11711 (name macros): Use DPD_BID_NAME to convert names properly.
11713 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11714 decimal floating point format.
11715 (init_floating_libfuncs): Change decimal functions so that they
11716 have a "bid_" prefix if the decimal system uses the BID format,
11717 and "dpd_" prefix if the decimal system uses the DPD format.
11718 (init_interclass_conv_libfuncs): Ditto.
11719 (init_intraclass_conv_libfuncs): Ditto.
11721 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11722 using the BID format.
11724 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11725 whether we are using the BID decimal format.
11726 * configure: Regenerate.
11728 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11729 the compiler has decimal floating point enabled. Define
11730 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11733 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11734 using the BID format.
11736 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11737 whether we are using the BID decimal format.
11738 * configure: Regenerate.
11740 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11741 the compiler has decimal floating point enabled. Define
11742 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11745 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11746 options, and that it is enabled for i386/x86_64 systems.
11748 * Makefile.in (enable_decimal_float): New.
11750 (DECNUMINC): Add -I$(DECNUMFMT).
11751 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11752 to $(DECNUMFMT) from $(DECNUM).
11754 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11755 Substitute enable_decimal_float.
11756 * configure: Regenerated.
11759 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11762 * configure.ac: Enable decimal float for x86_64-*-linux*.
11763 * configure: Regenerated.
11766 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11767 decimal128ClearSign to flip and clear the sign bit in decimal128.
11768 (decimal_real_maxval): Set decimal128SetSign to set the sign
11771 2007-03-23 Ian Lance Taylor <iant@google.com>
11773 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11775 2007-03-23 Ian Lance Taylor <iant@google.com>
11777 * tree-dump.c (dump_files): Correct comment.
11779 2007-03-23 Ian Lance Taylor <iant@google.com>
11781 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11783 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11785 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11786 in cfglayout mode. Don't go into and out of cfglayout mode.
11787 Link the blocks in the order of the constructed traces.
11788 (rest_of_handle_tracer): Adjust call to tracer.
11789 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11790 Don't go into cfglayout mode.
11791 (rtl_loop_done): Don't go out of cfglayout mode.
11792 * cfglayout.c (relink_block_chain): New function, split out from...
11793 (fixup_reorder_chain): ...here. Remove redundant checking.
11794 (cfg_layout_finalize): Don't clear the header, footer, and aux
11795 fields here, move the code to do so to relink_block_chain. Likewise
11796 for free_original_copy_tables.
11797 * rtl.h (tracer): Update prototype.
11798 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11799 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11800 mode. Use relink_block_chain to serialize the CFG according to the
11801 new basic block order. Move targetm.cannot_modify_jumps_p check from
11803 (gate_handle_reorder_blocks): ...to here.
11804 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11806 (gate_duplicate_computed_gotos): ...to here.
11807 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11808 something always changes when going into and out of cfglayout mode.
11809 Perform an expensive cfg cleanup while going into cfglayout mode.
11810 Always update liveness information on HAVE_conditional_execution
11811 targets. Reserialize the basic blocks and go out of cfglayout mode.
11812 * reg-stack.c: Include cfglayout.h.
11813 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11814 the call to reorder_basic_blocks.
11815 * basic-block.h (reorder_basic_blocks): Update prototype.
11816 (relink_block_chain): New prototype.
11817 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11819 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11821 * config/mips/mips.md (type, hazard, *movdi_32bit,
11822 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11823 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11824 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11825 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11826 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11828 (movcc): Change first xfer to multi.
11829 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11830 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11831 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11832 config/mips/generic.md: Change reservations using "xfer" to use
11834 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11835 using match_operand.
11836 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11837 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11839 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11841 2007-03-22 Richard Henderson <rth@redhat.com>
11843 * config/i386/i386.c: Remove unnecessary function declarations.
11844 Move targetm definition, and all related macros, to the end of
11845 the file. Resort some functions to put definitions before uses.
11846 (ix86_attribute_table): Make static. Move to end of file.
11847 (ix86_gimplify_va_arg): Make static.
11849 2007-03-22 Richard Henderson <rth@redhat.com>
11851 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11852 don't increase local_regparm with force_align_arg_pointer check.
11853 (ix86_function_sseregparm): Assert 32-bit.
11854 (type_has_variadic_args_p): New.
11855 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11856 type_has_variadic_args_p.
11857 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11858 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11859 use memset instead. Do maybe_vaarg check first; skip attribute
11860 tests if true; skip attribute tests for 64-bit.
11861 (construct_container): Remove TARGET_DEBUG_ARG.
11862 (function_arg_advance_32, function_arg_advance_64): Split out ...
11863 (function_arg_advance): ... from here.
11864 (function_arg_32, function_arg_64): Split out ...
11865 (function_arg): ... from here.
11866 (ix86_pass_by_reference): Tidy.
11867 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11868 (function_value_32): New, from parts of ix86_function_value
11869 and ix86_value_regno.
11870 (function_value_64): New, from parts of ix86_function_value
11871 and ix86_libcall_value.
11872 (ix86_function_value_1): New.
11873 (ix86_function_value, ix86_libcall_value): Use it.
11874 (return_in_memory_32, return_in_memory_64): Split out ...
11875 (ix86_return_in_memory): ... from here.
11876 (ix86_struct_value_rtx): Skip for 64-bit.
11877 (ix86_libcall_value, ix86_value_regno): Remove.
11878 (setup_incoming_varargs_64): Split out ...
11879 (ix86_setup_incoming_varargs): ... from here.
11880 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11881 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11882 * config/i386/i386-protos.h (ix86_function_value): Remove.
11883 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11885 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11888 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11889 infinities not supported, otherwise emit warning if -Woverflow. On
11890 underflow, emit warning if -Woverflow.
11891 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11893 * real.h (real_from_string): Update declaration
11895 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11896 Richard Henderson <rth@redhat.com>
11898 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11899 * calls.c (compute_argument_block_size, expand_call,
11900 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11901 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11902 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11903 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11904 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11905 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11906 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11907 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11910 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11912 * c-incpath.c (add_sysroot_to_chain): New.
11913 (merge_include_chains): Add sysroot argument. Call
11914 add_sysroot_to_chain if sysrooted.
11915 (register_include_chains): Update call to merge_include_chains.
11916 * doc/cppopts.texi: Document use of '=' in include directory
11919 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11921 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11922 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11923 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11924 insn pattern using X87MODEF12 mode macro.
11926 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11928 * regmove.c (regmove_optimize): Use reg_mentioned_p
11929 instead of reg_overlap_mentioned_p for DST.
11931 2007-03-21 Mike Stump <mrs@apple.com>
11933 * c.opt: Fixup for Objective-C/C++.
11935 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11937 * explow.c (convert_memory_address): Fold memory reference when
11938 POINTERS_EXTEND_UNSIGNED < 0
11940 2007-03-21 Richard Henderson <rth@redhat.com>
11943 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11944 * config/i386/mmintrin.h (__m64): Likewise.
11945 * config/i386/xmmintrin.h (__m128): Likewise.
11947 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11949 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11950 (VXWORKS_OS_CPP_BUILTINS): Define.
11951 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11952 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11954 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11956 * rtl.h (constant_pool_reference_p): Delete.
11957 (find_constant_src): Declare.
11958 * rtlanal.c (find_constant_src): New function.
11959 * simplify-rtx.c (constant_pool_reference_p): Delete.
11960 * config/i386/i386.md: Use find_constant_src instead of
11961 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11963 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11965 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11966 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11968 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11970 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11971 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11972 (arm_elf_asm_constructor): Use it.
11973 (arm_elf_asm_destructor): New function.
11975 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11977 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11979 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11981 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11983 2007-03-19 Andrew Haley <aph@redhat.com>
11985 PR tree-optimization/31264
11986 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11987 VIEW_CONVERT_EXPRs.
11989 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11991 PR rtl-optimization/30907
11992 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11993 (fwprop_init): Always call loop_optimizer_initialize.
11994 (fwprop_done): Always call loop_optimizer_finalize.
11995 (fwprop): We always have loop info now.
11996 (gate_fwprop_addr): Remove.
11997 (pass_fwprop_addr): Use gate_fwprop as gate.
11999 PR rtl-optimization/30841
12000 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12001 df_chain_alloc): Call df_reorganize_refs unconditionally.
12002 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12003 refs_organized to refs_organized_size.
12004 (df_ref_create_structure): Use refs_organized_size instead of
12005 bitmap_size if refs had been organized, and keep refs_organized_size
12007 * df.h (struct df_ref_info): Change refs_organized to
12008 refs_organized_size.
12009 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12012 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12014 * except.c (output_function_exception_table): Do not reference the
12015 EH personality routine for functions that do not require an
12018 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12021 * c-typeck.c (convert_for_assignment): Call comptypes for
12022 RECORD_TYPE or UNION_TYPE.
12024 PR inline-asm/30505
12025 * reload1.c (reload): Do invalid ASM checking after
12026 cleanup_subreg_operands.
12028 2007-03-19 Jeff Law <law@redhat.com>
12030 * tree-cfg.c (find_taken_edge): Tighten conditions for
12031 optimizing computed gotos.
12033 2007-03-19 Michael Matz <matz@suse.de>
12035 * builtins.c (expand_builtin_sync_operation,
12036 expand_builtin_compare_and_swap,
12037 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12040 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12041 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12044 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12046 * doc/tm.texi: Add brackets around the return type of
12047 TARGET_SECONDARY_RELOAD.
12049 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12050 Richard Guenther <rguenther@suse.de>
12052 PR tree-optimization/31254
12053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12054 Use handled_component_p () where appropriate. Continue
12055 propagating into the rhs if we propagated into an INDIRECT_REF
12058 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12060 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12061 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12062 (xde, xdee): Mode attributes adjusted to support DFP modes.
12063 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12064 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12065 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12066 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12067 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12068 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12069 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12071 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12072 "movsf"): Insn definitions removed.
12073 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12074 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12075 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12077 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12078 "reload_in<mode>", "reload_out<mode>"): Expander added.
12079 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12082 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12084 * config/s390/s390.md: Only non-functional changes. Renamed
12085 FPR mode macro to BFP all over the file.
12087 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12089 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12090 (op_type attribute): RRF instruction type added.
12091 (fT0): New mode attribute.
12092 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12093 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12094 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12095 instruction no secondary memory is needed when moving DFmode values
12096 between GPRs and FPRs.
12098 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12100 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12101 inverted and documentation adjusted.
12102 ("mhard-dfp", "msoft-dfp"): New options.
12103 * config/s390/s390.c (s390_handle_arch_option): New architecture
12105 (override_options): Sanity checks for the new options added.
12106 * config.gcc: New architecture switch: z9-ec.
12107 * config/s390/s390.h (processor_flags): PF_DFP added.
12108 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12109 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12110 when the bit is NOT set so remove it from the defaults.
12112 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12114 * genemit.c (main): Print include statement for dfp.h.
12115 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12118 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12120 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12122 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12125 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12126 instead of PATTERN.
12128 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12130 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12131 attr_length_call, output_call, output_indirect_call): Cleanup
12132 formatting of targetm calls.
12134 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12136 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12138 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12140 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12141 reservation, bypass and anti-bypass descriptions for these
12142 instructions. Update move patterns.
12143 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12146 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12148 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12149 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12150 (get_initial_def_for_reduction): Likewise.
12152 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12154 Fix PR tree-optimization/29922
12155 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12156 (get_representative): Removed.
12157 (value_dies_in_block_x): Update for rvuse removal.
12158 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12159 (compute_antic_aux): Handle when PHI nodes appear in
12160 non-single-successors.
12161 (dump_bitmap_of_names): Removed.
12162 (compute_antic_safe): Renamed and removed rvuse calculation.
12163 Calculate only antic safe.
12164 (insert_into_preds_of_block): Remove assert.
12165 (execute_pre): Update for renamed functions.
12166 (defer_or_phi_translate_block): New function.
12168 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12170 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12171 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12173 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12174 Follow spelling conventions.
12176 * tree-data-ref.h: Remove the prototype for analyze_array.
12178 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12180 PR tree-optimization/31041
12181 * tree-vect-transform.c (get_initial_def_for_induction): Call
12182 force_gimple_operand.
12184 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12186 * ipa-type-escape.c (look_for_casts) : Revert code to use
12187 handled_component_p due to ada test a-numaux.adb.
12189 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12191 * final.c (final_scan_insn): Alter the condition of a
12192 conditional trap if we have nonstandard CC.
12194 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12196 * configure.ac: Remove excess quoting from asm line 0 test.
12197 * configure: Rebuilt.
12199 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12201 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12202 * c-common.c (convert_and_check): Move warning logic to...
12203 (warnings_for_convert_and_check): ...here. Define.
12204 * c-common.h (warnings_for_convert_and_check): Declare.
12206 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12208 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12209 (output_call): Likewise.
12211 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12213 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12215 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12217 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12219 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12221 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12222 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12224 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12226 PR tree-optimization/31183
12227 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12228 Use double_int instead of unsigned int for representing access_strides.
12229 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12231 2007-03-16 Richard Guenther <rguenther@suse.de>
12233 PR tree-optimization/31146
12234 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12235 to allow recursion of forward_propagate_addr_expr.
12236 (forward_propagate_addr_into_variable_array_index): Likewise.
12237 (forward_propagate_addr_expr): Likewise.
12238 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12239 (forward_propagate_addr_expr_1): Recurse on simple copies
12240 instead of propagating into them. Do so for useless conversions
12242 (forward_propagate_addr_expr): Clean up unused statements after
12245 2007-03-16 Richard Guenther <rguenther@suse.de>
12247 * builtins.c (expand_builtin_cexpi): Use the right argument
12248 for the expansion via cexp.
12250 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12252 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12253 * configure: Rebuilt.
12255 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12258 * dwarf2out.c (force_type_die): Adjust comment.
12259 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12261 2007-03-15 DJ Delorie <dj@redhat.com>
12263 * config/frv/predicates.md (minmax_operator): Don't check operands
12266 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12268 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12269 Update constant estimates of number of iterations.
12270 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12271 argument renamed to "realistic".
12272 (compute_estimated_nb_iterations): Removed.
12273 (record_niter_bound): New function.
12274 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12275 call record_nonwrapping_iv with upper = false.
12276 (infer_loop_bounds_from_signedness): Pass upper argument to
12277 record_nonwrapping_iv.
12278 (estimate_numbers_of_iterations_loop): Do not call
12279 compute_estimated_nb_iterations. Record estimate based on profile
12280 information. Initialize the constant estimates of number of
12282 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12284 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12285 number of iterations is too small.
12286 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12287 (EST_NOT_AVAILABLE): Removed.
12288 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12289 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12292 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12294 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12295 Handle NE_EXPR guards.
12297 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12300 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12301 Set also -pedantic-errors by default for the preprocessor unless
12302 -fpermissive is given.
12304 2007-03-15 Richard Guenther <rguenther@suse.de>
12306 PR middle-end/29719
12307 PR middle-end/31161
12308 * builtins.c (expand_builtin_cexpi): As a fallback if we
12309 don't have builtins for sincos or cexp create a function
12310 declaration for cexp and expand to a call to that.
12311 (expand_builtin_int_roundingfn): Always fall
12312 back to floor/ceil and its variants even if they may be
12315 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12317 PR middle-end/31159
12318 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12319 jump tables, move the call to delete_dead_jumptables from here...
12320 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12321 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12322 don't allow merging of blocks that try_redirect_by_replacing_jump
12323 also does not handle when not optimizing.
12325 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12326 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12328 * config/i386/i386.md (x86_sahf_1): Correctly handle
12331 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12335 x86_64_general_operand as operand[2] predicate. Remove "iF"
12336 from operand constraints and use "e" constraint instead.
12337 (*subti3_1, *subti3_1 splitter): Ditto.
12338 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12339 operand[1] predicate.
12341 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12343 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12344 arrays, multiply the access strides by the size of the sub-array.
12345 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12347 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12349 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12350 the configured assembler supports the sahf mnemonic.
12351 * configure: Regenerate.
12352 * config.in: Regenerate.
12354 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12355 emit "sahf" or ".byte\t0x9e" as asm template.
12357 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12360 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12361 option to replace hard coded TARGET_xxx in md file.
12362 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12363 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12364 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12365 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12366 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12367 (X86_TUNE_NOT_VECTORMODE): Ditto.
12368 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12369 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12370 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12371 (TUNE_SLOW_IMUL_IMM8): Ditto.
12372 (TUNE_MOVE_M1_VIA_OR): Ditto.
12373 (TUNE_NOT_UNPAIRABLE): Ditto.
12374 (TUNE_NOT_VECTORMODE): Ditto.
12376 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12379 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12380 tuning options instead of hard coded TARGET_xxx.
12381 (fix ssemode peephole2's): Ditto.
12382 (imul peephole2's): Ditto.
12384 (movdi_or_rex64): Ditto.
12385 (move peephole2): Ditto.
12386 (not peephole2's): Ditto.
12388 2007-03-14 Dirk Mueller <dmueller@suse.de>
12390 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12391 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12392 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12394 * c-parser.c (c_parser_do_statement): Warn about empty body in
12395 do/while statement.
12396 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12397 * doc/invoke.texi (-Wempty-body): Update documentation.
12399 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12402 * c-common.h (warn_for_div_by_zero): Declare.
12403 * c-common.c (warn_for_div_by_zero): Define.
12404 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12407 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12409 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12410 to PREFIX and STANDARD_PREFIX.
12412 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12413 Phil Edwards <phil@codesourcery.com>
12415 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12416 (__gthread_once_t): Remove busy field for RTPs.
12417 (__GTHREAD_ONCE_INIT): Update accordingly.
12419 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12421 * doc/invoke.texi: Document VxWorks options.
12423 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12425 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12427 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12429 PR tree-optimization/30590
12430 * tree-nrv.c (tree_nrv): Check for the partial update of the
12433 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12435 * flags.h (flag_random_seed): Remove declaration, in favor of...
12436 * toplev.h (get_random_seed, set_random_seed): ... these.
12437 * tree.c (get_file_function_name): Use the former.
12438 * opts.c (common_handle_option): Use the latter.
12441 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12443 PR middle-end/31127
12444 * cse.c (cse_find_path): Do not bail out if a basic block that
12445 we already visited now becomes part of a path that starts at a
12446 different basic block. Just disallow this, to make sure we
12447 visit each basic block at most once.
12449 2007-03-13 Jan Hubicka <jh@suse.cz>
12451 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12452 attributes, when profile esitmate is present, calls with very low
12453 frequency are cold.
12455 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12457 PR tree-optimization/30730
12458 PR tree-optimization/26900
12459 * tree-ssa-loop-niter.c: Include gmp.h.
12460 (bounds): New type.
12461 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12462 split_to_var_and_offset, determine_value_range,
12463 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12464 bound_difference, bounds_add, bounds_negate,
12465 number_of_iterations_ne_max, dump_affine_iv): New functions.
12466 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12467 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12468 difference of initial and final value of control iv to validate
12470 (number_of_iterations_cond): Add loop parameter. Determine bounds
12471 on the difference of the extremes of the control iv. Add dumps.
12472 (expand_simple_operations): Handle phi nodes.
12473 (simplify_using_initial_conditions): Do not record used conditions.
12474 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12475 Do not set additional_info.
12476 (implies_nonnegative_p, implies_ge_p): Removed.
12477 (derive_constant_upper_bound): Do not use parameter `additional'.
12478 (record_estimate): Parameter `additional' removed. Parameter
12479 `i_bound' added. Do not call derive_constant_upper_bound.
12480 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12481 bound the number of iterations estimate.
12482 (estimate_numbers_of_iterations_loop): Pass the estimate from
12483 the number of iterations analysis to record_estimate.
12484 * tree.h (multiple_of_p): Declare.
12485 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12486 (scev_const_prop): Do not check expression_expensive_p.
12487 * fold-const.c (multiple_of_p): Exported.
12488 * double-int.c (double_int_mask): Exported.
12489 * double-int.h (double_int_mask): Declare.
12490 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12491 field. Added max field.
12493 2007-03-13 David Taylor <taylor@candd.org>
12496 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12499 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12502 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12503 two unamed patterns.
12505 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12507 * config/i386/i386.opt (mcx16, msahf): New options.
12508 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12509 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12511 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12512 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12513 Output -mcx16 and -msahf options when corresponding bit is set.
12515 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12516 and -msahf options.
12518 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12520 * configure.ac: Test for assembler tolerance to # 0 "".
12521 * configure, config.in: Rebuilt.
12522 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12524 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12526 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12528 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12529 (handle_syscall): Handle direct system calls.
12530 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12532 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12534 * doc/invoke.texi: Fix cpp.info cross-reference.
12535 * doc/passes.texi: Fix gcc.info cross-reference.
12537 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12539 PR tree-optimization/30835
12540 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12541 bb_for_stmt is not NULL before accessing it.
12543 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12545 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12548 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12551 * doc/install.texi: Document --enable-stage1-languages
12553 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12555 * tree-pass.h (pass_into_cfg_layout_mode,
12556 pass_outof_cfg_layout_mode): Declare.
12557 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12558 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12559 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12560 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12562 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12564 * c-decl.c (warn_variable_length_array): New function.
12565 Refactored from grokdeclarator to handle warn_vla
12566 and handle unnamed array case.
12567 (grokdeclarator): Refactored VLA warning case.
12568 * c.opt (Wvla): New flag.
12569 * doc/invoke.texi (Wvla): New warning.
12571 2007-03-12 Richard Henderson <rth@redhat.com>
12573 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12574 (TARGET_SECTION_TYPE_FLAGS): New.
12576 2007-03-12 Richard Henderson <rth@redhat.com>
12578 * config/darwin.c (machopic_reloc_rw_mask): New.
12579 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12580 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12582 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12584 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12585 * cppdefault.h (cpp_PREFIX): Document.
12586 (cpp_PREFIX_len): Likewise.
12587 (cpp_EXEC_PREFIX): New variable.
12588 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12589 * c-incpath.c (add_standard_paths): Correct logic for relocating
12590 paths within prefix.
12592 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12594 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12595 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12597 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12598 fix_truncdfdi_sse using SSEMODEF mode macro.
12599 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12600 fix_truncdfsi_sse using SSEMODEF mode macro.
12601 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12602 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12604 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12606 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12607 elfos.h to tm_file.
12609 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12611 * tree.h : Add multiple_of_p declaration.
12612 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12613 * ipa-type-escape.c (results_of_malloc): Redundant.
12614 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12615 (cast_type): Extended with new members.
12616 (check_cast): Returns cast_type.
12617 (cast): New structure for data of walk_use_def_chains.
12618 (is_malloc_result, is_cast_from_non_pointer_1,
12619 is_cast_from_non_pointer,
12620 is_array_access_through_pointer_and_index): New functions.
12621 (look_for_casts): Returns cast types.
12622 (check_call): Returns void.
12623 (okay_pointer_operation): Use support of pointer plus index,
12624 pointer plus constant and allow all multiplications.
12626 2007-03-11 Richard Guenther <rguenther@suse.de>
12628 PR tree-optimization/31115
12629 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12630 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12631 A shift count of zero is not special as with *_DIV_EXPR.
12632 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12635 2007-03-11 Ian Lance Taylor <iant@google.com>
12637 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12638 the *_DIV_EXPR codes correctly with overflow infinities.
12640 2007-03-11 Ira Rosen <irar@il.ibm.com>
12642 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12643 indicate success/failure of the analysis. Add negation to subtrahend
12644 in case of subtraction. Fail if both operands contain constants.
12645 (create_data_ref): Fail if analyze_offset fails.
12647 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12649 * config/i386/i386.md (frndintxf2): Rename to ...
12650 (rintxf2): ... this. Remove expander having same name.
12651 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12652 (roundsf2, rounddf2): Ditto.
12653 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12654 (lround<mode>di2, lround<mode>si2): Ditto.
12656 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12658 * lower-subreg.c: Include except.h.
12659 (decompose_multiword_subregs): Verify that the only control flow
12660 insns we can split are loads to multi-words pseudos.
12661 Handle breaking such blocks after splitting, instead of calling
12662 find_many_sub_basic_blocks.
12664 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12665 on the new basic block. Add a lengthy comment explaining why we
12666 thought this was necessary.
12667 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12669 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12672 * tree.c (walk_type_fields): Recurse into the element type of
12673 ARRAY_TYPEs if there is a pointer set.
12675 2007-03-10 Dirk Mueller <dmueller@suse.de>
12677 * c-common.c (warn_logical_operator): Fix condition.
12679 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12681 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12683 * config/darwin.c (machopic_select_section): Remove superfluous
12684 argument in call to categorize_decl_for_section. Remove unused
12687 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12689 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12691 * configure: Regenerate.
12693 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12696 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12697 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12698 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12699 Add LABEL_NUSES to emitted label.
12700 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12701 branch probability value to emitted jump insn.
12702 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12703 Do not check life information and do not re-arrange input operands
12704 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12706 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12708 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12709 the change of decode_asm_operands.
12711 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12713 * mode-switching.c (create_pre_exit): Skip blockage insn.
12715 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12717 * tree-pass.h (TODO_update_smt_usage): Remove.
12719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12723 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12725 * pa.c (attr_length_call): Revise condition for long
12726 pc-relative branch.
12727 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12728 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12729 sequence on SOM target.
12731 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12733 * gcc.c: Document %{, in big comment at top.
12734 (input_suffix_matches): Remove special handling for .s and
12736 (input_spec_matches): New.
12737 (handle_braces): Handle %{,.
12738 (validate_switches): ',' indicates a value which is not a switch.
12739 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12740 to detect assembler input.
12741 * config/i386/sol2.h (CPP_SPEC): Likewise.
12742 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12743 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12744 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12745 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12746 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12747 -m64 causes deployment target to default to 10.5.
12748 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12750 2007-03-09 Richard Henderson <rth@redhat.com>
12753 * target.h (targetm.asm.out.reloc_rw_mask): New.
12754 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12755 (TARGET_ASM_OUT): Use it.
12756 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12757 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12758 use the new reloc_rw_mask target hook instead.
12759 (default_section_type_flags_1): Merge into...
12760 (default_section_type_flags): ... here.
12761 (decl_readonly_section_1): Merge into...
12762 (decl_readonly_section): ... here.
12763 (default_elf_select_section_1): Merge into...
12764 (default_elf_select_section): ... here.
12765 (default_unique_section_1): Merge into...
12766 (default_unique_section): ... here.
12767 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12768 (default_select_rtx_section): Use it.
12769 (default_elf_select_rtx_section): Likewise.
12770 * output.h: Update to match.
12771 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12772 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12773 (TARGET_ASM_RELOC_RW_MASK): New.
12774 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12775 to categorize_decl_for_section.
12776 (x86_64_elf_unique_section): Likewise.
12777 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12778 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12779 (TARGET_ASM_RELOC_RW_MASK): New.
12780 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12781 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12782 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12783 (TARGET_RWRELOC): Remove.
12784 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12785 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12786 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12787 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12788 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12789 (rs6000_xcoff_select_section): Use decl_readonly_section.
12790 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12791 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12792 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12793 (TARGET_SECTION_TYPE_FLAGS): Remove.
12794 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12796 2007-03-09 Roger Sayle <roger@eyesopen.com>
12798 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12799 complex constant equality/inequality comparisons for here.
12800 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12801 known at compile-time or can be simplified to a scalar comparison.
12802 (fold_relational_const): Move compile-time evaluation of complex
12803 constant equality/inequality comparisons to here.
12805 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12807 PR rtl-optimization/30643
12808 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12810 (fold_rtx): Recurse, like before 2006-11-03.
12812 2007-03-09 DJ Delorie <dj@redhat.com>
12814 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12817 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12819 PR tree-optimization/30375
12820 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12821 LHS of statements is not the same.
12822 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12824 2007-03-09 Chao-ying Fu <fu@mips.com>
12826 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12828 * doc/invoke.texi (-mdspr2): Document new option.
12829 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12830 New unspec for DSP REV 2.
12831 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12832 these instructions are extended in DSP REV 2.
12833 (mips-dspr2.md): Include.
12834 * config/mips/mips.opt (mdspr2): New option.
12835 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12836 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12837 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12838 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12839 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12840 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12841 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12843 (bdesc_map): Add one field of unsupported_target_flags.
12844 (bdesc_arrays): Update entries to have extra fields. Add
12846 (mips_init_builtins): Initialize new function types.
12847 Check unsupported_target_fileds to filter out builtins.
12848 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12850 (ASM_SPEC): Pass mdspr2 to the assembler.
12851 * config/mips/mips-dspr2.md: New file.
12853 2007-03-09 Sa Liu <saliu@de.ibm.com>
12855 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12857 2007-03-09 Ian Lance Taylor <iant@google.com>
12859 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12860 argument) like -Wstrict-overflow=2.
12861 * doc/invoke.texi (Warning Options): Update documentation.
12863 2007-03-09 Dirk Mueller <dmueller@suse.de>
12866 * doc/invoke.texi (-Wlogical-op): Document.
12867 * common.opt (-Wlogical-op): New.
12868 * c-common.h (warn_logical_operator): Declare.
12869 * c-common.c (warn_logical_operator): Define.
12870 * c-typeck.c (parser_build_binary_op): Call
12871 warn_logical_operator.
12873 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12875 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12876 * final.c (final_scan_insn): Test for non-"" file name.
12878 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12880 * doc/loop.texi: Document the Omega linear constraints solver.
12881 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12882 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12883 omega-hash-table-size, omega-max-keys, and
12884 omega-eliminate-redundant-constraints.
12885 * tree-pass.h (pass_check_data_deps): Declared.
12888 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12889 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12890 pass_check_data_deps): New.
12891 * tree-data-ref.c (init_data_ref): Remove declaration.
12892 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12893 (analyze_array): Renamed init_array_ref, move up initializations.
12894 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12895 Removed arguments that are set to NULL.
12896 (analyze_indirect_ref): Correct indentation, correct call to
12898 (object_analysis): Call init_array_ref instead of analyze_array.
12899 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12900 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12901 of DR_ACCESS_FNS_ADDR.
12902 (init_omega_eq_with_af, omega_extract_distance_vectors,
12903 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12904 ddr_consistent_p): New.
12905 (compute_affine_dependence): Check consistency of ddrs when
12906 flag_check_data_deps is passed.
12907 (analyze_all_data_dependences): Uncomment.
12908 (tree_check_data_deps): New.
12909 * tree-data-ref.h: Include omega.h.
12910 (DR_ACCESS_FNS_ADDR): Removed.
12911 (data_dependence_relation): Add inner_loop.
12912 (DDR_INNER_LOOP): New.
12913 * common.opt (fcheck-data-deps): New.
12914 * tree-flow.h (tree_check_data_deps): Declare.
12915 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12916 (OBJS-common): Depend on omega.o.
12918 * passes.c (pass_check_data_deps): Scheduled.
12919 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12920 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12921 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12922 PARAM_VECT_MAX_VERSION_CHECKS,
12923 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12925 2007-03-09 Richard Guenther <rguenther@suse.de>
12927 PR tree-optimization/30904
12928 PR middle-end/31058
12929 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12930 the same way as *_DIV_EXPR.
12932 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12934 * recog.c (decode_asm_operands): No mixed declarations and code.
12936 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12938 * rtl.def (ASM_INPUT): Add location.
12939 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12940 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12941 (decode_asm_operands): Add loc operand.
12942 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12943 * stmt.c (expand_asm): Rename to...
12944 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12945 gen_rtx_ASM_INPUT_loc.
12946 (expand_asm_expr): Adjust.
12947 * recog.c (decode_asm_operands): Add loc operand.
12948 (check_asm_operands, extract_insn): Adjust.
12949 * reload1.c (maybe_fix_stack_asms): Likewise.
12950 * final.c (asm_insn_count): Likewise.
12951 (final_scan_insn): Output # line before and after asm.
12953 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12955 * tree-ssa-structalias.c (variable_info): Remove
12957 (new_var_info): Ditto.
12958 (shared_bitmap_info_t): New structure.
12959 (shared_bitmap_table): New variable.
12960 (shared_bitmap_hash): New function.
12961 (shared_bitmap_eq): Ditto
12962 (shared_bitmap_lookup): Ditto.
12963 (shared_bitmap_add): Ditto.
12964 (merge_smts_into): Change to take bitmap directly.
12965 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12966 (init_alias_vars): Init shared bitmap hashtable.
12967 (delete_points_to_sets): Delete shared bitmap hashtable.
12968 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12969 is_aliased removal as a change that was still necessary was
12972 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12974 * config/i386/i386.h (override_options): Conditionally disable
12975 x86_sahf for 64bit targets only.
12977 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12980 * c-decl.c (merge_decls): Don't call make_var_volatile.
12981 * varasm.c (make_var_volatile): Remove.
12982 * output.h (make_var_volatile): Remove.
12984 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12986 PR tree-optimization/31085
12987 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12989 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12991 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12992 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12993 ATTR_CONST_NOTHROW_LIST.
12995 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12998 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13000 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13002 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13005 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13007 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13008 passed, use shared libgcc.
13010 2007-03-08 Roger Sayle <roger@eyesopen.com>
13012 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13013 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13014 (honor_protect_cleanup_actions, lower_try_finally_switch):
13016 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13017 ifc_temp_var): Likewise.
13018 * tree-inline.c (setup_one_parameter): Likewise.
13019 * tree-mudflap.c (mf_decl_cache_locals,
13020 mf_build_check_statement_for): Likewise.
13021 * tree-nested.c (init_tmp_var, save_tmp_var,
13022 finalize_nesting_tree_1): Likewise.
13023 * tree-outof-ssa.c (insert_copy_on_edge,
13024 insert_backedge_copies): Likewise.
13025 * tree-profile.c (tree_gen_edge_profiler,
13026 tree_gen_ic_profiler): Likewise.
13027 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13028 * tree-sra.c (sra_build_assignment): Likewise.
13029 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13030 * tree-ssa-math-opts.c (insert_reciprocals,
13031 execute_cse_sincos_1): Likewise.
13032 * tree-tailcall.c (adjust_accumulator_values,
13033 adjust_return_value): Likewise.
13034 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13035 * tree-vect-transform.c (vect_create_data_ref_ptr,
13036 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13037 vect_create_epilog_for_reduction, vectorizable_reduction,
13038 vectorizable_call, vectorizable_conversion,
13039 vectorizable_assignment, vectorizable_operation,
13040 vectorizable_type_demotion, vect_gen_widened_results_half,
13041 vect_permute_store_chain, vectorizable_store,
13042 vect_setup_realignment, vect_permute_load_chain,
13043 vectorizable_load, vectorizable_condition,
13044 vect_create_cond_for_align_checks): Likewise.
13045 * tree-vrp.c (build_assert_expr_for): Likewise.
13047 2007-03-08 Ian Lance Taylor <iant@google.com>
13049 * tree-vrp.c: Include "intl.h".
13050 (usable_range_p): New static function.
13051 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13052 overflowed values, juts set *strict_overflow_p.
13053 (compare_values): Only return -2 if one of the operands is not a
13055 (compare_ranges): Call usable_range_p.
13056 (compare_range_with_value): Likewise.
13057 (vrp_evaluate_conditional_warnv): Rename from
13058 vrp_evaluate_conditional. Make static. Change all callers.
13059 (vrp_evaluate_conditional): New function.
13060 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13061 on signed overflow.
13062 (simplify_abs_using_ranges): Likewise.
13063 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13064 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13065 within_stmt parameter.
13066 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13067 vrp_evaluate_conditional.
13068 * tree-ssa-threadedge.c
13069 (record_temporary_equivalences_from_stmts_at_dest): Change
13070 simplify parameter to take a second tree parameter.
13071 (simplify_control_stmt_condition): Likewise.
13072 (thread_across_edge): Likewise.
13073 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13074 (thread_across_edge): Likewise.
13075 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13077 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13079 * config/i386/i386.h (TARGET_SAHF): New define.
13080 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13081 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13082 (x86_sahf): New global variable.
13083 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13084 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13085 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13086 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13088 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13089 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13090 when expanding fcomi/sahf based tests.
13091 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13092 expanding sahf based alternative. Emit sahf based sequence when
13093 optimizing for code size.
13094 * config/i386/i386.md (x86_sahf_1): Do not disable for
13095 TARGET_64BIT, enable for TARGET_SAHF.
13097 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13099 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13100 spurious whitespace from error message.
13102 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13105 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13107 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13109 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13111 * tree-sra.c (instantiate_element): Propagate disabled warnings
13112 from the element itself to the created variable.
13114 2007-03-07 Richard Henderson <rth@redhat.com>
13117 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13118 silently fix up the stack in the case of a missing register.
13120 2007-03-07 Paul Brook <paul@codesourcery.com>
13122 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13124 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13126 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13128 (phase1_vrs): Use them.
13129 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13130 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13131 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13132 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13133 __gnu_Unwind_Restore_WMMXC if required.
13134 (_Unwind_VRS_Pop): Implement iWMMXt support.
13135 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13136 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13137 gnu_Unwind_Save_WMMXC): Define.
13139 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13141 * config/vxworks.h (vxworks_override_options): Declare.
13142 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13143 * config/vxworks.c: Include target.h and toplev.h.
13144 (vxworks_override_options): New function.
13145 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13147 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13149 * config/s390/s390.c (override_options): Don't emit an error when
13150 -mstack-size is used without providing -mstack-guard.
13151 (s390_emit_prologue): Choose stack_guard value automatically if not
13152 provided via command line.
13153 * doc/invoke.texi: Adjust description of -mstack-guard and
13156 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13158 * config/i386/i386.c (output_set_got): Add a GOT initialization
13159 sequence for VxWorks PIC.
13160 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13161 around labels as well as symbols. Use gotoff_operand instead
13162 of local_symbolic_operand.
13163 (legitimize_pic_address): Use gotoff_operand instead of
13164 local_symbolic_operand. Use @GOT accesses for labels as
13166 (ix86_output_addr_diff_elt): Use PC-relative rather than
13167 GP-relative offsets for VxWorks PIC.
13168 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13169 no_new_pseudos. Check whether the returned register is op0.
13170 * config/i386/i386.md (tablejump): Use PC-relative rather than
13171 GP-relative offsets for VxWorks PIC.
13172 * config/i386/predicates.md (gotoff_operand): New predicate.
13174 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13176 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13178 * config/vxworks-dummy.h: New file.
13179 * config/i386/i386.h: Include it.
13181 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13183 * dwarf2out.c (is_inlined_entry_point): New
13184 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13185 DW_AT_ranges if the first subblock is the entry point.
13187 2007-03-06 David Daney <ddaney@avtrex.com>
13189 * doc/install.texi (mips-*-*): Change recommended binutils
13192 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13194 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13195 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13198 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13200 2007-03-06 Jan Hubicka <jh@suse.cz>
13202 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13203 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13205 (probably_cold_bb_p): Cold functions are cold.
13206 (probably_never_executed_bb_p): Cold functions are cold.
13207 (tree_bb_level_predictions): Predict calls to cold functions as not
13209 (compute_function_frequency): Check hot/cold attributes.
13210 * function.h (function_frequency): Update comments.
13211 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13212 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13213 (c_common_att): Add cold and hot.
13215 * doc/extend.texi (hot,cold attributes): Document.
13217 2007-03-06 Andrew Haley <aph@redhat.com>
13219 * function.c (expand_function_end): Move blockage to just after we
13220 emit the label for the naked return from the function.
13222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13224 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13227 2007-03-06 Jan Hubicka <jh@suse.cz>
13229 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13230 loaded for constant large models. Non-large 64bit PIC can do.
13231 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13232 * cmodel.h: Add LARGE PIC.
13233 * i386.md (UNSPEC_PLTOFF): New.
13234 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13236 (*call_1_rex64): Disable for large models.
13237 (*call_1_rex64_large): New.
13238 (*call_value_1_rex64): Disable for large models.
13239 (*call_value_1_rex64_large): New.
13240 (set_rip_rex4): New.
13241 (set_got_offset_rex64): New.
13242 * predicates.md (constant_call_address_operand): For large model
13243 constant calls are not possible.
13244 * i386-protos.h (construct_plt_address): Declare.
13245 * i386.c (override_options): Accept large models.
13246 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13247 (legitimate_constant_p): Add new UNSPECs.
13248 (legitimate_pic_operand_p): Likewise.
13249 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13250 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13252 (output_pic_addr_const): Add PLTOFF.
13253 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13254 (ix86_expand_move): Legitimize pic address when in PIC mode.
13255 (construct_plt_address): New function.
13256 (ix86_expand_call): Offload the address to register and use GOT
13257 pointer for large model.
13258 * invoke.texi (mcmodel=large): Update documentation.
13260 2007-03-06 Richard Henderson <rth@redhat.com>
13262 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13263 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13264 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13265 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13266 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13267 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13268 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13269 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13270 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13271 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13272 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13273 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13274 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13275 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13276 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13277 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13278 x86_schedule, x86_use_bt, x86_pad_returns,
13279 x86_use_xchgb): Merge into ...
13280 (ix86_tune_features): ... here. New array.
13281 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13282 x86_bswap): Merge into ...
13283 (ix86_arch_features): ... here. New array.
13284 (x86_3dnow_a): Remove.
13285 (x86_accumulate_outgoing_args): Make static.
13286 (x86_arch_always_fancy_math_387): Make static.
13287 (ix86_tune_mask, ix86_arch_mask): Move ...
13288 (override_options): ... to local variables here. Apply the
13289 appropriate mask to each element of ix86_arch_features and
13290 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13291 as were done in the old macros.
13292 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13293 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13294 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13295 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13296 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13297 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13298 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13299 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13300 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13301 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13302 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13303 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13304 x86_accumulate_outgoing_args, x86_prologue_using_move,
13305 x86_epilogue_using_move, x86_decompose_lea,
13306 x86_arch_always_fancy_math_387, x86_shift1,
13307 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13308 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13309 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13310 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13311 x86_use_incdec, x86_pad_returns, x86_bswap,
13312 x86_partial_flag_reg_stall): Remove.
13313 (enum ix86_tune_indices): New.
13314 (ix86_tune_features): New.
13315 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13316 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13317 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13318 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13319 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13320 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13321 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13322 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13323 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13324 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13325 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13326 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13327 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13328 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13329 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13330 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13331 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13332 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13333 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13334 TARGET_EXT_80387_CONSTANTS): Use it.
13335 (enum ix86_arch_indices): New.
13336 (ix86_arch_features): New.
13337 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13338 TARGET_BSWAP): Use it.
13339 (ix86_tune_mask, ix86_arch_mask): Remove.
13341 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13344 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13345 Define using $${sysroot_headers_suffix}.
13346 * configure: Regenerate.
13347 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13348 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13350 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13351 * gcc.c (print_sysroot_headers_suffix): New.
13352 (option_map): Include --print-sysroot-headers-suffix.
13353 (display_help): Mention -print-sysroot-headers-suffix.
13354 (process_command): Handle -print-sysroot-headers-suffix.
13355 (do_spec_1): Append multilib directory to include-fixed path if
13356 sysroot suffixes in use.
13357 (main): Handle -print-sysroot-headers-suffix.
13358 * Makefile.in (start.encap): Don't depend on xlimits.h
13359 (xlimits.h): Remove.
13360 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13361 limits.h for each multilib in fixinc_list.
13362 (fixinc_list, s-fixinc_list): New.
13363 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13364 generate them for each multilib in fixinc_list.
13365 (stmp-fixproto): Use include-fixed. Run fixproto for each
13366 multilib in fixinc_list.
13367 (mostlyclean): Don't remove xlimits.h.
13368 (clean): Remove include-fixed.
13369 (real-install-headers-tar, real-install-headers-cpio,
13370 real-install-headers-cp): Don't copy include, only include-fixed.
13371 (install-mkheaders): Depend on fixinc_list. Don't depend on
13372 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13373 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13374 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13376 2007-03-06 Jan Hubicka <jh@suse.cz>
13378 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13381 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13383 * configure.ac: Allow tm_file to contain build-directory files.
13384 * configure: Regenerate.
13385 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13386 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13387 * config/m68k/print-sysroot-suffix.sh: New file.
13389 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13391 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13392 of pic_offset_table_rtx if reload_completed.
13393 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13394 PIC_OFFSET_TABLE_REGNUM.
13395 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13397 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13398 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13402 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13403 functions that call eh_return.
13405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13407 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13408 functions that need a constant pool.
13410 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13413 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13414 (m68k_preferred_reload_class): Likewise.
13415 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13416 (SECONDARY_RELOAD_CLASS): Define.
13417 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13418 (LIMIT_RELOAD_CLASS): Delete.
13419 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13420 registers from storing bytes.
13421 (m68k_secondary_reload_class): New function.
13422 (m68k_preferred_reload_class): Likewise.
13424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13426 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13428 (m68k_expand_prologue): Likewise.
13430 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13432 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13433 (mips_expand_epilogue): Add a bool parameter.
13434 (m68k_legitimize_sibcall_address): Declare.
13435 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13436 (m68k_expand_epilogue): Add a parameter to select between sibling
13437 and normal epilogues. Only generate a return for the latter.
13438 (m68k_ok_for_sibcall_p): New function.
13439 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13440 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13441 (sibcall_value, *sibcall_value): Likewise.
13442 (*call, *call_value): Require !SIBLING_CALL_P.
13443 (epilogue): Update call to m68k_expand_epilogue.
13444 (sibcall_epilogue): New pattern.
13445 * config/m68k/predicates.md (const_call_operand): Say that this
13446 predicate applies to sibling calls too.
13447 (sibcall_operand): New predicate.
13449 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13451 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13452 alternatives as movsi_cf.
13453 (movsf_cf_hard): Add commentary.
13455 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13456 Richard Sandiford <richard@codesourcery.com>
13458 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13459 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13460 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13461 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13462 as being live on exit from an interrupt function.
13463 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13464 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13465 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13466 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13467 (m68k_interrupt_function_p): Globalize.
13468 (m68k_compute_frame_layout): Remove reverse mask code.
13469 (m68k_emit_movem, m68k_set_frame_related): New functions.
13470 (m68k_output_function_prologue): Delete in favor of...
13471 (m68k_expand_prologue): ...this new function.
13472 (m68k_output_function_epilogue): Delete in favor of...
13473 (m68k_expand_epilogue): ...this new function.
13474 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13476 (print_operand): Handle %?.
13477 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13478 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13479 (prologue, epilogue): New patterns.
13480 (return): Turn into a define_expand.
13481 (*return): New pattern, derived from old "return" pattern. Use rte
13482 rather than rts for interrupt functions. Only use rtd if the pop
13484 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13485 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13486 (link, *link, unlink, *unlink, load_got): Likewise.
13488 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13492 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13493 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13494 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13495 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13496 and m68k_matches_u_p.
13497 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13498 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13499 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13500 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13501 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13502 (REG_STRICT_P): New macro.
13503 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13504 PCREL_GENERAL_OPERAND_OK.
13505 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13506 m68k_legitimate_base_reg_p.
13507 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13508 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13509 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13510 * config/m68k/m68k.c (m68k_address): New structure.
13511 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13512 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13513 (m68k_jump_table_ref_p, m68k_decompose_address)
13514 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13515 (m68k_matches_u_p): New functions.
13516 (print_operand_address): Rewrite to use m68k_decompose_index.
13518 2007-03-05 David Taylor <dtaylor@emc.com>
13520 * gcc.c: Correct copyright date in --version output.
13522 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13524 * pa.md: In unamed move patterns, disparge copies between general
13525 and floating point registers using '?' modifier. Don't include 'f'
13526 constraint for register preferences in DImode, SImode, HImode and
13527 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13528 Remove constraints for copies between general and floating registers
13529 in soft-float DFmode pattern.
13530 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13534 2007-03-05 Mike Stump <mrs@apple.com>
13536 * c-common.c (targetcm): Add.
13537 * c-opts.c (c_common_handle_option): Handle language specific
13539 * opts.c (handle_option): Verify language for target options, if
13541 * opth-gen.awk: Add CL_LANG_ALL.
13542 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13543 (TARGETCM_INITIALIZER): Add.
13544 * target.h (struct gcc_targetcm): Add.
13546 * targhooks.c (default_handle_c_option): Add.
13547 * targhooks.h (default_handle_c_option): Add.
13548 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13550 * config/darwin.opt (iframework): Add.
13551 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13552 * config/darwin-c.c (handle_c_option): Add.
13553 (TARGET_HANDLE_C_OPTION): Add.
13555 * doc/invoke.texi (Darwin Options): Add -iframework.
13557 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13559 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13562 2007-03-05 Ian Lance Taylor <iant@google.com>
13564 * c.opt (fgnu89-inline): New option.
13565 * c-opts.c (c_common_post_options): Set default value for
13567 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13568 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13570 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13571 (grokdeclarator, start_function): Likewise.
13572 * c-cppbuiltin.c (c_cpp_builtins): Define either
13573 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13574 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13575 (C Dialect Options): Document -fgnu89-inline.
13576 * doc/extend.texi (Function Attributes): Explain what the
13577 gnu_inline attribute does.
13578 * doc/cpp.texi (Common Predefined Macros): Document
13579 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13581 2007-03-05 Ian Lance Taylor <iant@google.com>
13583 PR tree-optimization/31034
13584 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13585 half-range if the other side is an overflow infinity.
13587 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13589 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13590 (bfin*-linux-uclibc*): New configuration.
13591 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13593 * config/bfin/linux.h: New file.
13594 * config/bfin/libgcc-bfin.ver: New file.
13595 * config/bfin/t-bfin-uclinux: New file.
13596 * config/bfin/t-bfin-linux: New file.
13597 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13598 (TARGET_OS_CPP_BUILTINS): New macro.
13600 2007-03-05 Richard Guenther <rguenther@suse.de>
13602 * fold-const.c (fold_binary): Remove duplicate folding
13603 of comparison of non-null ADDR_EXPR against null.
13605 2007-03-05 Richard Guenther <rguenther@suse.de>
13606 Dorit Nuzman <dorit@il.ibm.com>
13608 PR tree-optimization/26420
13609 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13610 are no loops in the function. Only print the number of
13611 vectorized loops if it is greater than zero or we are supposed
13612 to print information about unvectorized loops.
13614 2007-03-05 Revital Eres <eres@il.ibm.com>
13616 * gcc.dg/var-expand1.c: New test.
13617 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13618 when an accumulator is expanded.
13620 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13623 * c-common.c (convert_and_check): Don't give warnings for
13624 conversion if 'expr' already overflowed.
13626 2007-03-04 Roger Sayle <roger@eyesopen.com>
13628 PR middle-end/30744
13629 * fold-const.c (fold_comparison): Enforce type consistency when
13630 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13632 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13634 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13635 containing a cast to the base of TARGET_MEM_REF.
13637 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13639 * tree.c (tree_contains_struct_check_failed): Remove spurious
13640 whitespace from error message.
13642 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13645 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13646 instead of precision.
13648 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13649 Nathan Sidwell <nathan@codesourcery.com>
13651 * emit-rtl.c (find_auto_inc): New.
13652 (try_split): recreate REG_INC notes,
13653 Use regular for loops rather than whiles.
13655 2007-03-03 Andreas Schwab <schwab@suse.de>
13657 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13658 * configure: Regenerate.
13660 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13662 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13663 flag_rounding_math, not flag_unsafe_math_optimizations.
13665 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13667 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13668 alpha_fold_vector_minmax): Likewise.
13669 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13670 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13672 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13674 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13675 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13676 if the lhs has side-effects.
13677 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13679 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13681 * config/i386/i386.h (TUNEMASK): Remove define.
13682 (ARCHMASK): Remove define.
13683 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13684 Use ix86_arch_mask variable instead of ARCHMASK.
13685 * config/i386/i386.c (override_options): Ditto.
13686 (standard_80387_constant_p): Ditto.
13688 2007-03-02 Ian Lance Taylor <iant@google.com>
13690 Used signed infinities in VRP.
13691 * tree-vrp.c (uses_overflow_infinity): New static function.
13692 (supports_overflow_infinity): New static function.
13693 (make_overflow_infinity): New static function.
13694 (negative_overflow_infinity): New static function.
13695 (positive_overflow_infinity): New static function.
13696 (is_negative_overflow_infinity): New static function.
13697 (is_positive_overflow_infinity): New static function.
13698 (is_overflow_infinity): New static function.
13699 (overflow_infinity_range_p): New static function.
13700 (compare_values_warnv): New function split out of compare_values.
13701 (compare_value): Call it.
13702 (set_value_range_to_nonnegative): Add overflow_infinity
13703 parameter. Change caller.
13704 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13706 (vrp_expr_computes_nonzero): Likewise.
13707 (compare_ranges, compare_range_with_value): Likewise.
13708 (compare_name_with_value, compare_names): Likewise.
13709 (vrp_evaluate_conditional): Likewise.
13710 (set_value_range): Handle infinity
13711 (vrp_operand_equal_p, operand_less_p): Likewise.
13712 (extract_range_from_assert): Likewise.
13713 (vrp_int_const_binop): Likewise.
13714 (extract_range_from_binary_expr): Likewise.
13715 (extract_range_from_unary_expr): Likewise.
13716 (extract_range_from_comparison): Likewise.
13717 (extract_range_from_expr): Likewise.
13718 (dump_value_range): Likewise.
13719 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13720 (test_for_singularity): Likewise.
13721 (vrp_int_const_binop): Remove inline qualifier.
13722 (adjust_range_with_scev): Add comment.
13723 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13725 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13727 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13728 (get_constraint_for): Likewise.
13729 (do_structure_copy): Likewise.
13730 (find_func_aliases): Fix references to MODIFY_EXPR.
13731 (intra_create_variable_infos): Tidy.
13732 * tree-ssa-operands.c (add_virtual_operand): Add argument
13734 When adding members of alias sets, if IS_CALL_SITE is true and
13735 the symbol is not call-clobbered, skip it.
13736 Adjust all callers.
13738 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13740 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13741 entry by means of emit_insn_at_entry.
13743 2007-03-02 Richard Henderson <rth@redhat.com>
13745 * expr.h (promoted_input_arg): Remove decl.
13746 * function.c (promoted_input_arg): Merge into ...
13747 * combine.c (setup_incoming_promotions): ... only caller.
13748 Rearrange to avoid double loop.
13750 2007-03-02 Ben Elliston <bje@au.ibm.com>
13751 Peter Bergner <bergner@vnet.ibm.com>
13752 Janis Johnson <janis187@us.ibm.com>
13754 * config/rs6000/dfp.md: New file.
13755 * config/rs6000/rs6000.md: Include dfp.md.
13756 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13757 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13758 and TDmode decimal float modes in FP registers.
13759 (num_insns_constant): Likewise.
13760 (rs6000_legitimate_offset_address_p): Likewise.
13761 (rs6000_legitimize_address): Likewise.
13762 (rs6000_legitimize_reload_address): Likewise.
13763 (rs6000_legitimate_address): Likewise.
13764 (rs6000_emit_move): Likewise.
13765 (function_arg_boundary): Likewise.
13766 (function_arg_advance): Likewise.
13767 (rs6000_darwin64_record_arg_recurse): Likewise.
13768 (function_arg): Likewise.
13769 (rs6000_gimplify_va_arg): Likewise.
13770 (rs6000_split_multireg_move): Likewise.
13771 (rs6000_output_function_epilogue): Likewise.
13772 (rs6000_output_function_epilogue): Likewise.
13773 (rs6000_register_move_cost): Likewise.
13774 (rs6000_function_value): Likewise.
13775 (rs6000_libcall_value): Likewise.
13777 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13779 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13781 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13783 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13784 Use $MULTIDIR to choose between the kernel and RTP headers,
13785 and use $WIND_BASE and $WIND_USR to locate them.
13787 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13789 * config/i386/i386.c (override_options): Put initialization of
13790 ix86_tune_mask and ix86_arch_mask to the correct place.
13792 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13793 Michael Meissner <michael.meissner@amd.com>
13796 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13797 (ARCHMASK): Define.
13798 (TARGET_CMOVE): Use ARCHMASK.
13799 (TARGET_CMPXCHG): Ditto.
13800 (TARGET_CMPXCHG8B): Ditto.
13801 (TARGET_XADD): Ditto.
13802 (TARGET_BSWAP): Ditto.
13803 * config/i386/i386.c (ix86_tune_mask): New global variable.
13804 (ix86_arch_mask): Ditto.
13805 (override_options): Initialize ix86_tune_mask and
13806 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13809 2007-03-02 Ben Elliston <bje@au.ibm.com>
13812 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13814 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13816 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13817 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13818 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13819 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13821 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13822 rs6000_init_dwarf_reg_sizes_extra): New.
13823 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13824 SPE register high parts.
13826 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13828 * Makefile.in: Add install-pdf target as
13829 copied from automake v1.10 rules.
13830 * configure.ac: Add install-pdf to target list.
13831 * configure: Regenerate.
13833 2007-03-01 Paul Brook <paul@codesourcery.com>
13835 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13836 modes to LDRD for DImode.
13837 (output_move_double): Fixup out of range ldrd/strd.
13838 (vfp_secondary_reload_class): Rename...
13839 (coproc_secondary_reload_class): ... to this. Add wb argument.
13840 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13841 coproc_secondary_reload_class for CLASS_IWMMXT.
13842 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13843 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13845 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13847 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13848 unroll factor by the estimated number of iterations.
13849 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13850 than prefetch latency.
13852 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13853 decode_caches_intel, detect_caches_intel): New functions.
13854 (host_detect_local_cpu): Use detect_caches_amd and
13855 detect_caches_intel.
13857 2007-03-01 Richard Henderson <rth@redhat.com>
13859 * expr.c (emit_move_complex_push): Export.
13860 (emit_move_complex_parts): Split out from ...
13861 (emit_move_complex): ... here.
13862 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13863 * config/i386/i386.md (movcdi): New.
13865 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13867 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13868 size of mode1 to check for tieable modes in MMX case.
13870 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13872 * Makefile.in (rtlanal.o): Depend on tree.h.
13873 * rtl.h (offset_within_section_p, split_const): Declare.
13874 * rtlanal.c: Include tree.h.
13875 (offset_within_block_p): New function, taken from
13876 mips_offset_within_object_p.
13877 (split_const): New function, taken from mips_split_const.
13878 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13880 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13881 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13882 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13883 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13884 (m68k_illegitimate_symbolic_constant_p): New function.
13885 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13886 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13887 symbolic constant that might be outside the symbol's section,
13888 move the symbol first and then add the offset.
13889 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13891 * config/mips/mips.c (mips_split_const): Delete.
13892 (mips_offset_within_object_p): Delete.
13893 (mips_symbolic_constant_p): Use offset_within_section_p and
13894 split_const instead of mips_offset_within_object_p and
13896 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13897 (mips_legitimize_const_move, print_operand_reloc)
13898 (mips_dangerous_for_la25_p): Use split_const instead of
13901 2007-02-28 Eric Christopher <echristo@apple.com>
13903 * Makefile.in (install-include-dir): Don't rm -rf include.
13905 2007-02-28 Richard Guenther <rguenther@suse.de>
13907 PR middle-end/30364
13908 * fold-const.c (fold_binary): Do not associate expressions
13909 with more than one variable for integer types that do not wrap.
13911 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13913 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13914 Delete, and replace with...
13915 (fold_builtin_call_array): This. Update callers to use it.
13916 * fold-const.c (fold_build_call_list): Delete, and replace with...
13917 (fold_build_call_array): This.
13918 (fold_build_call_list_initializer): Delete, and replace with...
13919 (fold_build_call_array_initializer): This.
13920 * tree.h: Update declarations to reflect above changes.
13922 * c-typeck.c (build_function_call): Store converted arguments
13923 in a stack-allocated array instead of building a list.
13924 (convert_arguments): Store arguments in the array passed in as an
13925 argument, and return the actual number of arguments.
13926 * c-format.c: (check_function_format): Pass arguments in an
13927 array instead of a list.
13928 * c-common.c (check_function_nonnull): Likewise.
13929 (check_function_sentinel): Likewise.
13930 (check_function_arguments): Likewise.
13931 * c-common.h: Update declarations to reflect above changes.
13933 2007-02-28 Jan Hubicka <jh@suse.cz>
13935 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13936 PRED_NEGATIVE_RETURN): Update outcomes.
13938 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13940 * calls.c (emit_library_call_value_1): Handle partial registers
13941 correctly when building up CALL_INSN_FUNCTION_USAGE.
13943 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13945 * pa/predicates.md (move_src_operand): Allow zero for mode.
13946 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13949 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13952 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13953 *movv2df_internal): Enable pattern only for valid operand
13955 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13956 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13958 2007-02-27 Mike Stump <mrs@apple.com>
13960 * config/darwin-crt3.c: Avoid compilation when compiling for a
13963 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13965 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13967 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13968 for fixed headers and limits.h.
13969 (install-include-dir, install-headers-tar, install-headers-cpio,
13970 install-headers-cp, real-install-headers-tar,
13971 real-install-headers-cpio, real-install-headers-cp): Handle
13972 include-fixed as well as include.
13973 (install-mkheaders): Don't install files that go only in include
13975 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13976 from GCC_INCLUDE_DIR.
13977 * gcc.c (process_command): Remove special -BstageN/ handling.
13978 (do_spec_1): Add include-fixed directories.
13980 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13982 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13984 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13986 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13989 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13991 * c-common.c (get_priority): Add check for
13992 SUPPORTS_INIT_PRIORITY.
13994 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13996 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13998 * config/bfin/bfin.c: Include "cfglayout.h".
13999 (MAX_LSETUP_DISTANCE): New macro.
14000 (struct loop_info): New members incoming, incoming_src and
14001 incoming_dest. Delete member predecessor.
14002 (length_for_loop): New function.
14003 (bfin_optimize_loop): Handle more different loop structures.
14004 (bfin_discover_loop): Rework detection of predecessor blocks by
14005 examining incoming edges.
14006 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14008 (bfin_reorder_loops): New function.
14009 (bfin_reorg_loops): Use these three new functions.
14011 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14012 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14013 (CONSTRAINT_LEN): Add entry for 'q'.
14014 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14015 Add 'q' constraints.
14016 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14017 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14019 * config/bfin/bfin.md (add_with_carry): New pattern.
14020 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14021 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14022 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14023 support unsigned multiplies too. Removed incorrect commutativity from
14024 operand 1 constraint where appropriate.
14025 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14027 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14028 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14030 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14031 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14032 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14033 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14034 usmulhisi_hh_huh): New patterns.
14036 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14037 lshifthi3): Fix output template to use half reg for operand 2.
14039 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14042 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14044 2007-02-27 Andreas Schwab <schwab@suse.de>
14046 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14048 2007-02-27 Jan Hubicka <jh@suse.cz>
14050 * predict.c (last_basic_block_p): Remove.
14051 (tree_estimate_probability): Update return heuristic for commonized
14054 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14056 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14058 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14060 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14061 * doc/cpp.texi: Standardize title page.
14062 * doc/cppinternals.texi: Likewise.
14063 * doc/gcc.texi: Standardize title page, remove version number
14064 from copyright page.
14065 * doc/gccint.texi: Likewise.
14066 * doc/install.texi: Standardize title page, add table of
14069 2007-02-26 Jan Hubicka <jh@suse.cz>
14071 * predict.def: Set outcomes according to more recent results.
14072 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14073 Remove dead predictors.
14074 * predict.c (return_prediction): Fix pasto.
14076 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14078 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14079 change; avoid a memory leak when returning early.
14081 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14083 * c-decl.c (static_ctors): Move to c-common.c.
14084 (static_dtors): Likewise.
14085 (finish_function): Use c_record_cdtor_fn.
14086 (build_cdtor): Move to c-common.c.
14087 (c_write_global_declarations): Use c_build_cdtor_fns.
14088 * c-common.h (static_ctors): Declare.
14089 (static_dtors): Likewise.
14090 (c_record_cdtor_fn): Likewise.
14091 (c_build_cdtor_fns): Likewise.
14092 * c-common.c (static_ctors): New variable.
14093 (static_dtors): Likewise.
14094 (c_record_cdtor_fn): New function.
14095 (build_cdtor): Move from c-decl.c
14096 (c_build_cdtor_fns): New function.
14098 * output.h (assemble_addr_to_section): Declare.
14099 (get_cdtor_priority_section): Likewise.
14100 * varasm.c (assemble_addr_to_section): New function.
14101 (get_cdtor_priority_section): Likewise.
14102 (default_named_section_asm_out_destructor): Use them.
14103 (destor_dtor_section_asm_out_destructor): Likewise.
14104 (default_named_section_asm_out_constructor): Likewise.
14105 (default_ctor_section_asm_out_constructor): Likewise.
14106 * config.gcc (*-*-vxworks*): Include vxworks.o.
14107 * config/t-vxworks (vxworks.o): New target.
14108 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14109 (TARGET_ASM_CONSTRUCTOR): Define.
14110 (TARGET_ASM_DESTRUCTOR): Likewise.
14111 (vxworks_asm_out_constructor): Declare.
14112 (vxworks_asm_out_destructor): Likewise.
14114 * c-common.c (get_priority): Check that we have not just an
14115 INTEGER_CST, but an integer constant with integeral type.
14117 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14119 PR tree-optimization/30938
14120 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14121 use &dt[nargs-1] instead of &dt[nargs] in the call to
14122 vect_is_simple_use().
14124 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14126 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14127 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14128 Do not attempt to handle MEM inside auto-inc expressions.
14129 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14130 of a register modified by an auto-inc expression. However, do handle
14131 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14132 (elimination_effects): Prohibit elimination of a register modified
14133 by an auto-inc expression. Disable register elimination rules whose
14134 target register is modified by an auto-inc expression with variable
14137 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14139 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14141 (array_at_struct_end_p): New function.
14142 (idx_infer_loop_bounds): Use it.
14143 (estimate_numbers_of_iterations_loop): Export.
14144 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14145 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14146 (tree_estimate_probability): Call record_loop_exits.
14147 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14148 (estimated_loop_iterations, estimated_loop_iterations_int,
14149 estimated_loop_iterations_tree): New functions.
14150 (analyze_siv_subscript_cst_affine,
14151 compute_overlap_steps_for_affine_1_2,
14152 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14153 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14154 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14155 (PRED_LOOP_ITERATIONS_GUESSED): New.
14156 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14157 * cfgloop.h (estimate_numbers_of_iterations_loop,
14158 estimated_loop_iterations_int): Declare.
14160 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14162 * doc/extend.texi: Document optional priority argument to
14163 constructors and destructors.
14164 * tree.c (init_priority_for_decl): Adjust GTY markers.
14165 (init_ttree): Use priority-info hash functions for
14166 init_priority_for_decl.
14167 (tree_map_eq): Rename to ...
14168 (tree_map_base_eq): ... this.
14169 (tree_map_marked_p): Rename to ...
14170 (tree_map_base_marked_p): ... this.
14171 (tree_map_base_hash): New function.
14172 (decl_init_priority_lookup): Rework.
14173 (decl_fini_priority_lookup): New function.
14174 (decl_priority_info): New function.
14175 (decl_init_priority_insert): Use it.
14176 (decl_fini_priority_insert): Likewise.
14177 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14179 (decl_restrict_base_insert): Likewise.
14180 (decl_debug_expr_insert): Likewise.
14181 (decl_value_expr_lookup): Likewise.
14182 (decl_value_expr_insert): Likewise.
14183 * tree.h (priority_type): New type.
14184 (decl_init_priority_lookup): Use priority_type.
14185 (decl_fini_priority_lookup): New function.
14186 (decl_init_priority_insert): Use priority_type.
14187 (decl_fini_priority_insert): New function.
14188 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14189 (DECL_INIT_PRIORITY): Likewise.
14190 (SET_DECL_INIT_PRIORITY): Add comment.
14191 (DECL_FINI_PRIORITY): New macro.
14192 (SET_DECL_FINI_PRIORITY): Likewise.
14193 (DEFAULT_INIT_PRIORITY): Document.
14194 (MAX_INIT_PRIORITY): Likewise.
14195 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14196 (tree_map_base): New type.
14197 (tree_map_base_eq): New function.
14198 (tree_map_base_hash): Likewise.
14199 (tree_map_base_marked_p): Likewise.
14200 (tree_map): Inherit from tree_map_base.
14201 (tree_map_eq): Make it a macro.
14202 (tree_map_marked_p): Likewise.
14203 (tree_int_map): Inherit from tree_map_base.
14204 (tree_int_map_eq): Make it a macro.
14205 (tree_int_map_hash): Likewise.
14206 (tree_int_map_marked_p): Likewise.
14207 (tree_priority_map): New type.
14208 (tree_priority_map_eq): New macro.
14209 (tree_priority_map_hash): Likewise.
14210 (tree_priority_map_marked_p): Likewise.
14211 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14213 (emutls_common_1): Likewise.
14214 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14215 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14216 of tree_map hierarchy.
14217 * tree-cfg.c (move_stmt_r): Likewise.
14218 (new_label_mapper): Likewise.
14219 * c-tree.h (c_expand_body): Move to ...
14220 * c-common.h (c_expand_body): ... here.
14221 * c-decl.c (c_expand_body): Move to ...
14222 * c-common.c (c_expand_body): ... here.
14223 (c_common_attribute_table): Allow 1 argument for the constructor
14224 and destructor attributes.
14225 (get_priority): New function.
14226 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14227 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14229 2007-02-24 Jan Hubicka <jh@suse.cz>
14231 PR middle-end/30509
14232 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14233 copying for inlining.
14235 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14236 Jan Hubicka <jh@suse.cz>
14239 * i386.c (counter_mode): New function.
14240 (expand_set_or_movmem_via_loop): Use it.
14241 (expand_movmem_epilogue): Likewise; fix pasto.
14242 (ix86_expand_movmem): Do emit guard even for constant counts.
14243 (ix86_expand_setmem): Likewise.
14245 2007-02-25 Nick Clifton <nickc@redhat.com>
14247 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14248 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14250 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14253 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14254 count argument with 0x10, not with 0x16.
14255 (expand_setmem_epilogue): Ditto.
14257 2007-02-24 Mike Stump <mrs@apple.com>
14259 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14262 2007-02-24 Richard Guenther <rguenther@suse.de>
14264 PR middle-end/30951
14265 * fold-const.c (fold_binary): Fold x +- CST op x for
14266 EQ_EXPR and NE_EXPR.
14268 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14270 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14272 2007-02-24 Jan Hubicka <jh@suse.cz>
14274 * cgraphunit.c (decide_is_function_needed): Honor
14275 -fkeep-inline-functions.
14277 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14279 * builtins.c (fold_builtin_modf): New.
14280 (fold_builtin_2): Use it.
14282 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14284 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14285 (determine_max_iter): Take additional LOOP arg; all callers changed.
14286 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14287 one using simplifications.
14288 (simplify_using_initial_values): Return if the expression becomes
14289 invalid due to altered regs.
14291 2007-02-23 DJ Delorie <dj@redhat.com>
14293 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14295 2007-02-23 Mike Stump <mrs@apple.com>
14297 * tlink.c (scan_linker_output): Parse linker messages from
14298 darwin9's linker better.
14300 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14303 * varpool.c (varpool_assemble_pending_decls): Set
14304 varpool_last_needed_node to null.
14306 2007-02-23 DJ Delorie <dj@redhat.com>
14308 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14309 alignment bigger than the object file can handle.
14311 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14314 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14315 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14316 (*movsf_1): Penalize MMX moves.
14318 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14320 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14321 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14323 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14325 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14327 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14328 (fold_builtin_1): Use them.
14329 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14330 BUILT_IN_SIGNIFICAND.
14332 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14334 * config/i386/i386.c (bdesc_1arg): Initialize
14335 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14336 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14337 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14338 and IX86_BUILTIN_MOVSLDUP.
14340 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14342 PR rtl-optimization/30841
14343 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14345 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14347 * builtins.c (fold_builtin_frexp): New.
14348 (fold_builtin_2): Use it.
14350 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14352 * doc/invoke.texi (Spec Files): Document getenv spec function.
14354 * gcc.c (getenv_spec_function): New function.
14355 (static_spec_functions): Add it.
14356 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14357 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14360 2007-02-22 Michael Matz <matz@suse.de
14363 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14364 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14366 2007-02-22 Ian Lance Taylor <iant@google.com>
14369 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14370 (mem_loc_descriptor): Call it.
14372 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14373 Ira Rosen <irar@il.ibm.com>
14375 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14377 2007-02-22 Ira Rosen <irar@il.ibm.com>
14379 PR tree-optimization/30843
14380 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14381 stores only after all the group is vectorized.
14383 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14385 PR tree-optimization/30858
14386 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14387 in the reduction cycle have a single use in the loop.
14388 * tree-vectorizer.h (relevant): Add documentation.
14390 2007-02-20 Mike Stump <mrs@apple.com>
14392 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14393 * configure: Regenerate.
14395 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14397 Change the defaults of some parameters and options.
14398 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14399 * config/spu/spu.c (spu_optimization_options): Add.
14400 (spu_override_options): Change params in spu_optimization_options.
14401 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14403 Register 127 is only 16 byte aligned when used as a frame pointer.
14404 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14405 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14406 HARD_FRAME_POINTER_REGNUM.
14407 (spu_legitimate_address): Use regno_aligned_for_reload.
14408 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14409 aligned when frame_pointer_needed is true.
14410 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14412 * config/spu/spu.h (INIT_EXPANDERS): Define.
14414 Make sure shift and rotate instructions have valid immediate operands.
14415 * config/spu/predicates.md (spu_shift_operand): Remove.
14416 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14417 * config/spu/constraints.md (W, O): Extend range.
14418 * config/spu/spu.md (umask, nmask): Define.
14419 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14420 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14421 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14422 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14423 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14424 (lshr<mode>3_reg): Fix rtl description.
14426 Make sure mulhisi immediate operands are valid.
14427 * config/spu/predicates.md (imm_K_operand): Add.
14428 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14430 Generate constants using fsmbi and andi.
14431 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14432 (print_operand, spu_split_immediate, classify_immediate,
14433 fsmbi_const_p): Handle IC_FSMBI2.
14435 Correctly handle a CONST_VECTOR containing symbols.
14436 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14437 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14438 (immediate_load_p): Allow symbols that use 2 instructions to create.
14439 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14440 with symbols when flag_pic is set.
14441 (const_vector_immediate_p): New.
14442 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14443 accept a CONST_VECTOR with symbols.
14444 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14445 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14447 * config/spu/spu.md (high, low): Delete.
14448 (low_<mode>): Define.
14450 Remove INTRmode and INTR_REGNUM, which didn't work.
14451 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14453 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14454 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14455 peephole2 pattern): Don't use INTR or 131.
14456 (movintrcc): Delete.
14457 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14458 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14459 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14460 (UNSPEC_SET_INTR): Add.
14461 * config/spu/spu-modes.def (INTR): Remove.
14463 More accurate warnings about run-time relocations.
14464 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14466 Correctly warn about immediate arguments to specific intrinsics.
14467 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14468 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14469 the instruction predicate.
14471 Fix tree check errors with latest update.
14472 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14474 (spu_expand_builtin): Use CALL_EXPR_FN.
14476 Add missing specific intrinsics.
14477 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14479 * config/spu/spu_internals.h: Ditto.
14481 Fix incorrect operand modifiers.
14482 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14483 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14485 Optimize one case of zero_extend of a vec_select.
14486 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14488 Accept any immediate for hbr.
14489 * config/spu/spu.md (hbr): Change s constraints to i.
14491 2007-02-21 Paul Brook <paul@codesourcery.com>
14493 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14494 condexec_count when skipping USE and CLOBBER.
14496 2007-02-21 Nick Clifton <nickc@redhat.com>
14498 * common.opt (Warray-bounds): Add Warning attribute.
14499 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14501 (fsized-zeroes): Add Optimization attribute.
14502 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14503 * c.opt (Wc++0x-compat): Add Warning attribute.
14505 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14507 PR middle-end/30761
14508 * reload1.c (eliminate_regs_in_insn): In the single_set special
14509 case, attempt to re-recognize the insn before falling back to
14510 having reload fix it up.
14512 2007-02-20 Eric Christopher <echristo@gmail.com>
14514 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14515 Rewrite accordingly.
14516 (frv_read_iacc_argument): Ditto.
14517 (frv_expand_set_builtin): Take a call instead of arglist, update for
14519 (frv_expand_unop_builtin): Ditto.
14520 (frv_expand_binop_builtin): Ditto.
14521 (frv_expand_cut_builtin): Ditto.
14522 (frv_expand_binopimm_builtin): Ditto.
14523 (frv_expand_voidbinop_builtin): Ditto.
14524 (frv_expand_int_void2arg): Ditto.
14525 (frv_expand_prefetches): Ditto.
14526 (frv_expand_voidtriop_builtin): Ditto.
14527 (frv_expand_voidaccop_builtin): Ditto.
14528 (frv_expand_load_builtin): Ditto.
14529 (frv_expand_store_builtin): Ditto.
14530 (frv_expand_mdpackh_builtin): Ditto.
14531 (frv_expand_mclracc_builtin): Ditto.
14532 (frv_expand_mrdacc_builtin): Ditto.
14533 (frv_expand_mwtacc_builtin): Ditto.
14534 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14537 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14539 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14540 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14542 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14543 point instructions.
14544 * configure: Regenerate.
14545 * config.in: Regenerate.
14546 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14547 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14548 masks to power6 and power6x and to POWERPC_MASKS.
14549 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14551 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14552 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14553 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14554 Access PROTOTYPE as variable, not mask.
14556 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14558 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14559 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14560 * combine.c (adjust_for_new_dest): Use it.
14561 * postreload.c (reload_combine): Likewise.
14563 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14565 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14566 notes on an insn with multiple sets, even if single_set returns
14567 non-NULL for that insn.
14569 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14571 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14572 scalbn and scalbln.
14574 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14576 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14577 if user didn't pass it.
14578 * config/i386/darwin.h (CC1_SPEC): Likewise.
14579 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14580 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14581 -mmacosx-version-min.
14583 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14584 Uros Bizjak <ubizjak@gmail.com>
14586 * optabs.h (enum optab_index): Add new OTI_scalb.
14587 (scalb_optab): Define corresponding macro.
14588 * optabs.c (init_optabs): Initialize scalb_optab.
14589 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14591 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14592 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14593 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14594 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14595 flag_unsafe_math_optimizations is set.
14597 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14598 to implement scalbf, scalb and scalbl built-ins as inline x87
14601 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14602 DJ Delorie <dj@redhat.com>
14605 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14606 (diagnostic_report_diagnostic): ... here, and turn them into real
14607 errors. If warnings are inhibited, no need to do anything.
14609 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14611 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14612 better code generation.
14614 2007-02-20 Ben Elliston <bje@au.ibm.com>
14616 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14618 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14620 * config/alpha/alpha.c, config/alpha/alpha.md,
14621 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14622 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14623 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14624 config/arm/lib1funcs.asm: Follow spelling conventions.
14626 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14627 config/fr30/fr30.md, config/i386/i386.h,
14628 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14629 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14630 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14631 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14632 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14633 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14634 config/sparc/sparc.c, config/sparc/sparc.h,
14635 config/sparc/sparc.md, config/spu/constraints.md,
14636 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14639 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14642 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14645 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14647 * doc/invoke.texi (-ftree-lrs): Remove.
14649 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14651 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14654 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14656 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14657 new CALL_EXPR_FN macro for retrieving the function
14658 declaration of the input expression.
14660 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14662 * c.opt (Waddress): New.
14663 * common.opt (Walways-true): Delete.
14664 (Wstring-literal-comparison): Delete.
14665 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14666 -Wstring-literal-comparison. Add -Waddress.
14668 (Walways-true): Delete.
14669 (Wstring-literal-comparison): Delete.
14670 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14671 consistently instead of -Walways-true in example.
14672 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14673 * c-typeck.c (parser_build_binary_op): Replace
14674 -Wstring-literal-comparison and -Walways-true with -Waddress.
14675 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14678 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14680 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14681 without DECL_STRUCT_FUNCTION initialized.
14683 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14685 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14686 due to calls to functions taking pointers as parameters.
14688 2007-02-19 Richard Henderson <rth@redhat.com>
14691 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14694 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14696 * config/s390/s390.c (s390_call_saved_register_used,
14697 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14698 accessed to the new scheme.
14700 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14702 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14703 (cris_print_index, cris_print_operand, cris_print_operand_address)
14704 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14705 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14706 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14707 GET_CODE () == xxx.
14708 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14709 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14710 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14711 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14712 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14713 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14714 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14715 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14716 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14717 (uminsi3, call, call_value): Ditto.
14718 (define_split: indir_to_reg_split, unnamed): Ditto.
14720 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14722 PR tree-optimization/30975
14723 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14726 2007-02-18 Eric Christopher <echristo@gmail.com>
14728 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14729 Remove use of arglist.
14730 (mips_expand_builtin): Remove use of arglist, pass in expr.
14731 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14732 (mips_expand_builtin_movtf): Ditto.
14733 (mips_expand_builtin_compare): Ditto.
14735 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14737 * tree-sra.c (sra_build_assignment): Replace assertion
14738 checking with a comment explaining why it can't be done.
14740 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14742 PR middle-end/30833
14743 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14744 during CALL_EXPR representation conversion.
14745 * tree-ssa-propagate.c (set_rhs): Likewise.
14747 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14749 * tree-sra.c (sra_build_assignment): Disable assertion checking
14752 2007-02-18 Roger Sayle <roger@eyesopen.com>
14754 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14755 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14756 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14758 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14759 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14760 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14761 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14762 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14763 force_gimple_operand): Likewise.
14764 * ipa-cp.c (constant_val_insert): Likewise.
14765 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14766 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14767 perfect_nestify): Likewise.
14768 * langhooks.c (lhd_omp_assignment): Likewise.
14769 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14770 lower_copyprivate_clauses, lower_send_clauses,
14771 lower_send_shared_vars, expand_parallel_call,
14772 expand_omp_for_generic, expand_omp_for_static_nochunk,
14773 expand_omp_for_static_chunk, expand_omp_sections,
14774 lower_omp_single_copy, lower_omp_for_lastprivate,
14775 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14776 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14777 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14780 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14782 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14783 config/sh/sh.md: Follow spelling conventions.
14785 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14786 config/frv/predicates.md: Follow spelling conventions.
14788 * config/m68k/linux-unwind.h: Fix a comment typo.
14789 * target.h: Follow spelling conventions.
14791 2007-02-18 Roger Sayle <roger@eyesopen.com>
14793 PR rtl-optimization/28173
14794 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14795 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14796 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14797 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14798 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14800 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14802 * builtins.c (fold_builtin_load_exponent): New.
14803 (fold_builtin_2): Use it.
14805 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14807 PR rtl-optimization/30773
14808 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14809 if we fail to attach a REG_EQUIV note.
14811 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14812 Roger Sayle <roger@eyesopen.com>
14814 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14816 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14818 * calls.c (initialize_argument_information): Pass original EXP
14819 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14820 code to split complex arguments here, as part of initializing the
14822 (expand_call): Remove code that builds a list of arguments and
14823 inserts implicit arguments into it. Instead, just count how many
14824 implicit arguments there will be so we can determine the size of
14825 the ARGS array, and let initialize_argument_information do the work.
14826 (split_complex_values): Delete unused function.
14828 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14830 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14832 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14834 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14835 for arg pointer based indexed addressing.
14837 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14839 * config/ia64/ia64.h, config/ia64/ia64.md,
14840 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14841 spelling conventions.
14843 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14845 * config/m68k/m68k.c (split_di): New.
14846 * config/m68k/m68k-protos.h: Declare split_di.
14847 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14848 Improve predicate handling and split constant shifts.
14850 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14852 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14853 parameter for register bitfield operations, general predicates
14856 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14858 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14859 * config/m68k/linux-unwind.h: New file.
14861 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14863 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14864 config/i386/athlon.md, config/ia64/ia64.md,
14865 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14866 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14867 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14868 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14869 tree-vect-transform.c: Fix comment typos.
14871 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14873 * sched-deps.c (find_insn_list): Remove.
14874 * sched-int.h: Remove the prototype for find_insn_list.
14876 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14878 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14880 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14881 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14882 darwin_rs6000_override_options.
14883 (C_COMMON_OVERRIDE_OPTIONS): Expect
14884 darwin_macosx_version_min to be non-NULL always.
14885 (TARGET_C99_FUNCTIONS): Likewise.
14886 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14887 (DARWIN_MINVERSION_SPEC): New.
14888 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14889 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14891 (DARWIN_MINVERSION_SPEC): New.
14892 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14894 * config/darwin-c.c (darwin_cpp_builtins): Expect
14895 darwin_macosx_version_min to be non-NULL always.
14897 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14899 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14901 * config/i386/i386.h (x86_use_xchgb): New.
14902 (TARGET_USE_XCHGB): New macro.
14903 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14904 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14905 Split after reload into bswaphi for shifts of 8.
14906 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14907 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14908 or when optimizing for size.
14910 2007-02-16 Richard Guenther <rguenther@suse.de>
14911 Christian Bruel <christian.bruel@st.com>
14913 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14914 DECLs but prefer SSA_NAMEs over DECLs.
14916 2007-02-16 Richard Guenther <rguenther@suse.de>
14918 * tree-flow-inline.h (single_imm_use_p): Remove.
14919 (zero_imm_uses_p): Likewise.
14920 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14921 instead of single_imm_use_p.
14922 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14925 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14928 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14929 nested double- and backquotes.
14931 2007-02-15 Roger Sayle <roger@eyesopen.com>
14933 PR middle-end/30391
14934 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14935 should be unreachable.
14936 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14937 For the time being redirect GIMPLE_MODIFY_STMT to the new
14938 (renamed) build_gimple_modify_stmt_stat.
14939 (build2_gimple_stat): Rename to...
14940 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14941 Always build a GIMPLE_MODIFY_STMT node.
14942 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14943 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14946 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14947 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14948 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14949 expand_complex_div_wide): Likewise.
14950 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14951 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14952 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14953 * tree-ssa-loop-manip.c (create_iv): Likewise.
14954 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14955 abs_replacement): Likewise.
14956 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14957 realify_fake_stores): Likewise.
14959 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14960 node rather than a GIMPLE_MODIFY_STMT node.
14961 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14962 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14964 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14965 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14966 GIMPLE_MODIFY_STMT.
14968 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14970 PR middle-end/30433
14971 * fold-const.c (fold_comparison): Add back the
14972 folding of constant complex comparisions.
14974 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14976 PR middle-end/30729
14977 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14978 effects unknown to this function, return early.
14980 2007-02-15 Ian Lance Taylor <iant@google.com>
14982 * lower-subreg.c (move_eh_region_note): New static function.
14983 (resolve_simple_move): Call it.
14984 (decompose_multiword_subregs): Track blocks for which we resolve a
14985 simple move which is also a control flow insn. Pass them to
14986 find_many_sub_basic_blocks.
14987 (pass_lower_subreg): Add TODO_verify_flow.
14988 (pass_lower_subreg2): Likewise.
14990 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14991 Brooks Moses <brooks.moses@codesourcery.com>
14992 Lee Millward <lee.millward@codesourcery.com>
14994 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14995 (VL_EXP_CLASS_P): New.
14996 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14998 (TREE_OPERAND_CHECK_CODE): Likewise.
14999 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15000 (TREE_RTL_OPERAND_CHECK): Likewise.
15001 (tree_operand_check_failed): Make second parameter the whole tree
15002 instead of its code. Fixed callers.
15003 (VL_EXP_CHECK): New.
15004 (TREE_OPERAND_LENGTH): New.
15005 (VL_EXP_OPERAND_LENGTH): New.
15006 (CALL_EXPR_FN): New.
15007 (CALL_EXPR_STATIC_CHAIN): New.
15008 (CALL_EXPR_ARGS): New.
15009 (CALL_EXPR_ARG): New.
15010 (call_expr_nargs): New.
15011 (CALL_EXPR_ARGP): New.
15012 (build_nt_call_list): Declare.
15013 (build_vl_exp_stat): Declare.
15014 (build_vl_exp): New.
15015 (build_call_list): Declare.
15016 (build_call_nary): Declare.
15017 (build_call_valist): Declare.
15018 (build_call_array): Declare.
15019 (call_expr_arg): Declare.
15020 (call_expr_argp): Declare.
15021 (call_expr_arglist): Declare.
15022 (fold_build_call_list): Declare.
15023 (fold_build_call_list_initializer): Declare.
15024 (fold_call_expr): Declare to replace fold_builtin.
15025 (fold_builtin_fputs): Update to agree with modified definition.
15026 (fold_builtin_strcpy): Likewise.
15027 (fold_builtin_strncpy): Likewise.
15028 (fold_builtin_memory_chk): Likewise.
15029 (fold_builtin_stxcpy_chk): Likewise.
15030 (fold_builtin_strncpy_chk): Likewise.
15031 (fold_builtin_next_arg): Likewise.
15032 (fold_build_call_expr): Declare.
15033 (fold_builtin_call_list): Declare.
15034 (fold_builtin_call_valist): Declare.
15035 (build_call_expr): Declare.
15036 (validate_arglist): Update to agree with modified definition.
15037 (tree_operand_length): New.
15038 (call_expr_arg_iterator): New.
15039 (init_call_expr_arg_iterator): New.
15040 (next_call_expr_arg): New.
15041 (first_call_expr_arg): New.
15042 (more_call_expr_args_p): New.
15043 (FOR_EACH_CALL_EXPR_ARG): New.
15045 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15046 and tcc_gimple_stmt.
15047 (tree_code_size): Update documentation. Use sizeof (tree) rather
15048 than sizeof (char *).
15049 (tree_size): Likewise. Add case for tcc_vl_exp.
15050 (tree_node_structure): Add case for tcc_vl_exp.
15051 (contains_placeholder_p): Likewise.
15052 (substitute_in_expr): Likewise.
15053 (substitute_placeholder_in_expr): Likewise.
15054 (stabilize_reference_1): Likewise.
15055 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15056 to diagnose breakage of this interface for constructing CALL_EXPRs.
15057 (build_nt): Add similar assertion here.
15058 (build_nt_call_list): New.
15059 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15060 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15062 (get_callee_fndecl): Use new CALL_EXPR accessors.
15063 (tree_operand_check_failed): Change parameters to pass entire node
15064 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15065 (process_call_operands): New.
15066 (build_vl_exp_stat): New.
15067 (build_call_list): New.
15068 (build_call_nary): New.
15069 (build_call_valist): New.
15070 (build_call_array): New.
15071 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15072 (call_expr_arglist): New.
15074 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15075 tcc_vl_exp instead of a fixed-size tcc_expression.
15077 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15078 accessors for CALL_EXPRs.
15079 (AGGR_INIT_EXPR): Likewise.
15081 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15082 Brooks Moses <brooks.moses@codesourcery.com>
15083 Lee Millward <lee.millward@codesourcery.com>
15085 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15086 (expand_builtin_nonlocal_goto): Change parameter to be entire
15087 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15088 (expand_builtin_prefetch): Likewise.
15089 (expand_builtin_classify_type): Likewise.
15090 (mathfn_built_in): Return NULL_TREE instead of 0.
15091 (expand_errno_check): Use new CALL_EXPR accessors.
15092 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15093 Return NULL_RTX instead of 0.
15094 (expand_builtin_mathfn_2): Likewise.
15095 (expand_builtin_mathfn_3): Likewise.
15096 (expand_builtin_interclass_mathfn): Likewise.
15097 (expand_builtin_sincos): Likewise.
15098 (expand_builtin_cexpi): Likewise.
15099 (expand_builtin_int_roundingfn): Likewise.
15100 (expand_builtin_int_roundingfn_2): Likewise.
15101 (expand_builtin_pow): Likewise.
15102 (expand_builtin_powi): Likewise.
15103 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15104 of arglist, fixing callers appropriately. Use new CALL_EXPR
15105 accessors and constructors. Return NULL_RTX instead of 0.
15106 (expand_builtin_strstr): Likewise.
15107 (expand_builtin_strchr): Likewise.
15108 (expand_builtin_strrchr): Likewise.
15109 (expand_builtin_strpbrk): Likewise.
15110 (expand_builtin_memcpy): Likewise.
15111 (expand_builtin_mempcpy): Likewise.
15112 (expand_builtin_mempcpy_args): New.
15113 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15114 (expand_builtin_memmove_args): New.
15115 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15116 (expand_movstr): Likewise.
15117 (expand_builtin_strcpy): Likewise.
15118 (expand_builtin_strcpy_args): New.
15119 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15120 (expand_builtin_strncpy): Likewise.
15121 (expand_builtin_memset): Likewise.
15122 (expand_builtin_memset_args): New.
15123 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15124 (expand_builtin_memcmp): Likewise.
15125 (expand_builtin_strcmp): Likewise.
15126 (expand_builtin_strncmp): Likewise.
15127 (expand_builtin_strcat): Likewise.
15128 (expand_builtin_strncat): Likewise.
15129 (expand_builtin_strspn): Likewise.
15130 (expand_builtin_strcspn): Likewise.
15131 (expand_builtin_args_info): Likewise.
15132 (expand_builtin_va_start): Likewise.
15133 (gimplify_va_arg_expr): Likewise.
15134 (expand_builtin_va_end): Likewise.
15135 (expand_builtin_va_copy): Likewise.
15136 (expand_builtin_frame_address): Likewise.
15137 (expand_builtin_alloca): Likewise.
15138 (expand_builtin_bswap): Likewise.
15139 (expand_builtin_unop): Likewise.
15140 (expand_builtin_fputs): Likewise.
15141 (expand_builtin_expect): Likewise.
15142 (expand_builtin_fabs): Likewise.
15143 (expand_builtin_copysign): Likewise.
15144 (expand_builtin_printf): Likewise.
15145 (expand_builtin_fprintf): Likewise.
15146 (expand_builtin_sprintf): Likewise.
15147 (expand_builtin_init_trampoline): Likewise.
15148 (expand_builtin_signbit): Likewise.
15149 (expand_builtin_fork_or_exec): Likewise.
15150 (expand_builtin_sync_operation): Likewise.
15151 (expand_builtin_compare_and_swap): Likewise.
15152 (expand_builtin_lock_test_and_set): Likewise.
15153 (expand_builtin_lock_release): Likewise.
15154 (expand_builtin): Likewise.
15155 (builtin_mathfn_code): Likewise.
15157 (fold_builtin_constant_p): Pass call arguments individually instead
15158 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15159 accessors and constructors. Return NULL_TREE instead of 0.
15160 (fold_builtin_expect): Likewise.
15161 (fold_builtin_classify_type): Likewise.
15162 (fold_builtin_strlen): Likewise.
15163 (fold_builtin_nan): Likewise.
15164 (integer_valued_real_p): Likewise.
15165 (fold_trunc_transparent_mathfn): Likewise.
15166 (fold_fixed_mathfn): Likewise.
15167 (fold_builtin_cabs): Likewise.
15168 (fold_builtin_sqrt): Likewise.
15169 (fold_builtin_cbrt): Likewise.
15170 (fold_builtin_cos): Likewise.
15171 (fold_builtin_cosh): Likewise.
15172 (fold_builtin_tan): Likewise.
15173 (fold_builtin_sincos): Likewise.
15174 (fold_builtin_cexp): Likewise.
15175 (fold_builtin_trunc): Likewise.
15176 (fold_builtin_floor): Likewise.
15177 (fold_builtin_ceil): Likewise.
15178 (fold_builtin_round): Likewise.
15179 (fold_builtin_int_roundingfn): Likewise.
15180 (fold_builtin_bitop): Likewise.
15181 (fold_builtin_bswap): Likewise.
15182 (fold_builtin_logarithm): Likewise.
15183 (fold_builtin_hypot): Likewise.
15184 (fold_builtin_pow): Likewise.
15185 (fold_builtin_powi): Likewise.
15186 (fold_builtin_exponent): Likewise.
15187 (fold_builtin_memset): Likewise.
15188 (fold_builtin_bzero): Likewise.
15189 (fold_builtin_memory_op): Likewise.
15190 (fold_builtin_bcopy): Deleted; call site changed to invoke
15191 fold_builtin_memory_op directly.
15192 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15193 (fold_builtin_strncpy): Likewise.
15194 (fold_builtin_memcmp): Likewise.
15195 (fold_builtin_strcmp): Likewise.
15196 (fold_builtin_strncmp): Likewise.
15197 (fold_builtin_signbit): Likewise.
15198 (fold_builtin_copysign): Likewise.
15199 (fold_builtin_isascii): Likewise.
15200 (fold_builtin_toascii): Likewise.
15201 (fold_builtin_isdigit): Likewise.
15202 (fold_builtin_fabs): Likewise.
15203 (fold_builtin_abs): Likewise.
15204 (fold_builtin_fmin_fmax): Likewise.
15205 (fold_builtin_carg): Likewise.
15206 (fold_builtin_classify): Likewise.
15207 (fold_builtin_unordered_cmp): Likewise.
15209 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15210 New functions split out from fold_builtin_1.
15211 (fold_builtin_n): New.
15212 (fold_builtin_varargs): New.
15213 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15215 (fold_call_expr): New.
15216 (build_function_call_expr): Rewrite to use new helper function.
15217 (fold_builtin_call_list): New.
15218 (build_call_expr): New.
15219 (fold_builtin_call_valist): New.
15220 (rewrite_call_expr): New.
15221 (validate_arg): New.
15222 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15223 of an arglist. Change return type to bool. Use new CALL_EXPR
15226 (fold_builtin_strstr): Pass call arguments individually instead
15227 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15228 accessors and constructors. Return NULL_TREE instead of 0.
15229 (fold_builtin_strchr): Likewise.
15230 (fold_builtin_strrchr): Likewise.
15231 (fold_builtin_strpbrk): Likewise.
15232 (fold_builtin_strcat): Likewise.
15233 (fold_builtin_strncat): Likewise.
15234 (fold_builtin_strspn): Likewise.
15235 (fold_builtin_strcspn): Likewise.
15236 (fold_builtin_fputs): Likewise.
15237 (fold_builtin_next_arg): Likewise.
15238 (fold_builtin_sprintf): Likewise.
15240 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15241 NULL_RTX instead of 0.
15242 (expand_builtin_memory_chk): Likewise.
15243 (maybe_emit_chk_warning): Likewise.
15244 (maybe_emit_sprintf_chk_warning): Likewise.
15246 (fold_builtin_object_size): Pass call arguments individually instead
15247 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15248 accessors and constructors. Return NULL_TREE instead of 0.
15249 (fold_builtin_memory_chk): Likewise.
15250 (fold_builtin_stxcpy_chk): Likewise.
15251 (fold_builtin_strncpy_chk): Likewise.
15252 (fold_builtin_strcat_chk): Likewise.
15253 (fold_builtin_strcat_chk): Likewise.
15254 (fold_builtin_strncat_chk): Likewise.
15255 (fold_builtin_sprintf_chk): Likewise.
15256 (fold_builtin_snprintf_chk): Likewise.
15257 (fold_builtin_printf): Likewise.
15258 (fold_builtin_vprintf): Likewise.
15260 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15262 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15263 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15264 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15265 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15266 (fold_unary): Likewise.
15267 (fold_binary): Likewise.
15268 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15269 ternary expressions.
15270 (fold): Add logic for tcc_vl_exp.
15271 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15272 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15273 (fold_build3_stat): Add assertion to flag broken interface for
15274 constructing CALL_EXPRs.
15275 (fold_build_call_list): New.
15276 (fold_build_call_list_initializer): New.
15277 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15279 (fold_strip_sign_ops): Likewise.
15281 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15282 Brooks Moses <brooks.moses@codesourcery.com>
15283 Lee Millward <lee.millward@codesourcery.com>
15285 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15286 accessors and dump arguments explicitly.
15288 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15290 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15292 (print_call_name): Use new CALL_EXPR accessors.
15294 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15295 CALL_EXPR arguments explicitly instead of as a list. Use
15296 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15298 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15299 (vrp_visit_stmt): Likewise.
15301 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15302 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15304 (force_move_till_expr): Likewise.
15306 * targhooks.c (default_external_stack_protect_fail): Use
15307 build_call_expr instead of build_function_call_expr.
15308 (default_hidden_stack_protect_fail): Likewise.
15310 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15313 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15314 and walk arguments explicitly.
15316 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15317 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15318 (expand_simple_operations): Likewise.
15319 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15321 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15322 of TREE_CODE_LENGTH.
15323 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15325 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15326 instead of TREE_CODE_LENGTH.
15328 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15329 (tree_ic_transform): Likewise.
15330 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15331 parameter instead of arglist. Fix callers.
15332 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15333 (tree_stringops_transform): Likewise.
15334 (tree_indirect_call_to_profile): Likewise.
15335 (tree_stringops_values_to_profile): Likewise.
15337 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15338 (eliminate_tail_call): Likewise.
15340 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15343 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15345 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15347 * omp-low.c (build_omp_barrier): Use build_call_expr.
15348 (lower_rec_input_clauses): Likewise.
15349 (lower_reduction_clauses): Likewise.
15350 (expand_parallel_call): Likewise.
15351 (maybe_catch_exception): Likewise.
15352 (expand_omp_for_generic): Likewise.
15353 (expand_omp_for_static_nochunk): Likewise.
15354 (expand_omp_sections): Likewise.
15355 (lower_omp_single_simple): Likewise.
15356 (lower_omp_single_copy): Likewise.
15357 (lower_omp_master): Likewise.
15358 (lower_omp_ordered): Likewise.
15359 (lower_omp_critical): Likewise.
15361 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15362 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15364 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15365 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15366 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15368 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15369 and generalize to handle any number of operands.
15370 (chrec_contains_undetermined): Likewise.
15371 (tree_contains_chrecs): Likewise.
15372 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15374 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15376 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15377 fold_call_expr instead of fold_builtin.
15378 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15379 match declarations there.
15380 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15383 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15384 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15386 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15387 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15389 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15392 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15393 (execute_cse_sincos): Use new CALL_EXPR accessors.
15395 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15397 * gimple-low.c (lower_function_body): Use build_call_expr.
15398 (lower_builtin_setjmp): Likewise.
15400 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15401 (set_storage_via_libcall): Likewise.
15402 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15403 instead of TREE_CODE_LENGTH.
15404 (expand_expr_real_1): Use new CALL_EXPR accessors.
15406 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15407 generalize to handle any number of operands.
15408 (TB_parent_eq): Likewise.
15410 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15411 (strip_builtin_expect): Likewise.
15413 * function.c (gimplify_parameters): Use build_call_expr.
15415 * tree-vectorizer.c (vect_is_simple_reduction): Use
15416 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15418 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15419 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15421 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15424 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15425 (gimplify_decl_expr): Likewise.
15426 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15427 Use new CALL_EXPR iterators.
15428 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15429 (gimplify_modify_expr_to_memset): Likewise.
15430 (gimplify_variable_sized_compare): Likewise.
15431 (gimplify_omp_atomic_fetch_op): Likewise.
15432 (gimplify_omp_atomic_pipeline): Likewise.
15433 (gimplify_omp_atomic_mutex): Likewise.
15434 (gimplify_function_tree): Likewise.
15436 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15437 (call_expr_flags): Likewise.
15438 (expand_call): Likewise.
15440 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15441 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15444 * coverage.c (create_coverage): Use build_call_expr.
15446 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15447 (temp_call_expr_obstack): New.
15448 (pool_copy_list): Delete.
15449 (temp_copy_call_expr): New.
15450 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15451 CALL_EXPR accessors. Get rid of special goo for copying argument
15452 lists and use temp_copy_call_expr instead.
15453 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15454 CALL_EXPR accessors.
15455 (create_expression_by_pieces): Likewise. Use build_call_array
15456 to construct the result instead of fold_build3.
15457 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15458 dealing with argument lists.
15459 (init_pre): Remove references to expression_node_pool and
15460 list_node_pool. Init temp_call_expr_obstack instead.
15461 (fini_pre): Remove references to expression_node_pool and
15464 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15465 and walk arguments explicitly instead of as a list.
15467 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15468 (mx_register_decls): Likewise.
15469 (mudflap_register_call): Likewise.
15470 (mudflap_finish_file): Likewise.
15472 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15473 (ipa_callsite_compute_param): Likewise.
15475 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15476 accessors and constructor.
15478 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15479 accessors and constructor.
15480 (convert_tramp_reference): Likewise.
15481 (convert_call_expr): Likewise.
15482 (finalize_nesting_tree_1): Likewise.
15484 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15487 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15489 * tree-inline.c (initialize_inlined_parameters): Pass entire
15490 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15492 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15493 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15496 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15497 (vectorizable_reduction): Likewise.
15498 (vectorizable_call): Use new CALL_EXPR iterators.
15499 (vectorizable_conversion): Use build_call_expr.
15500 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15501 (vect_gen_widened_results_half): Use build_call_expr.
15502 (vect_setup_realignment): Likewise.
15503 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15505 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15506 (pass_through_call): Likewise.
15507 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15510 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15511 (tree_gen_pow2_profiler): Likewise.
15512 (tree_gen_one_value_profiler): Likewise.
15513 (tree_gen_ic_func_profiler): Likewise.
15514 (tree_gen_average_profiler): Likewise.
15515 (tree_gen_ior_profiler): Likewise.
15517 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15518 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15519 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15521 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15522 of TREE_CODE_LENGTH.
15524 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15525 of TREE_CODE_LENGTH.
15527 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15529 (convert_to_integer): Likewise.
15531 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15534 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15535 Brooks Moses <brooks.moses@codesourcery.com>
15536 Lee Millward <lee.millward@codesourcery.com>
15538 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15540 * config/frv/frv.c (frv_expand_builtin): Likewise.
15541 * config/s390/s390.c (s390_expand_builtin): Likewise.
15543 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15544 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15546 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15547 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15548 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15549 (ix86_expand_store_builtin): Likewise.
15550 (ix86_expand_unop_builtin): Likewise.
15551 (ix86_expand_unop1_builtin): Likewise.
15552 (ix86_expand_sse_compare): Likewise.
15553 (ix86_expand_sse_comi): Likewise.
15554 (ix86_expand_vec_init_builtin): Likewise.
15555 (ix86_expand_vec_ext_builtin): Likewise.
15556 (ix86_expand_vec_set_builtin): Likewise.
15557 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15559 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15560 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15562 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15563 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15564 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15566 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15568 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15569 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15570 arglist. Use new CALL_EXPR accessors. Fix callers.
15571 (altivec_expand_abs_builtin): Likewise.
15572 (rs6000_expand_binop_builtin): Likewise.
15573 (altivec_expand_predicate_builtin): Likewise.
15574 (altivec_expand_lv_builtin): Likewise.
15575 (spe_expand_stv_builtin): Likewise.
15576 (altivec_expand_stv_builtin): Likewise.
15577 (rs6000_expand_ternop_builtin): Likewise.
15578 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15579 (altivec_expand_st_builtin): Likewise.
15580 (altivec_expand_dst_builtin): Likewise.
15581 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15582 arglist. Use new CALL_EXPR accessors. Fix callers.
15583 (altivec_expand_vec_set_builtin): Likewise.
15584 (altivec_expand_vec_ext_builtin): Likewise.
15585 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15586 (spe_expand_builtin): Likewise.
15587 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15588 arglist. Use new CALL_EXPR accessors. Fix callers.
15589 (spe_expand_evsel_builtin): Likewise.
15590 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15591 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15593 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15594 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15595 (arm_expand_unop_builtin): Likewise.
15596 (arm_expand_builtin): Use new CALL_EXPR accessors.
15598 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15601 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15602 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15604 (bfin_expand_unop_builtin): Likewise.
15605 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15607 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15608 Brooks Moses <brooks.moses@codesourcery.com>
15609 Lee Millward <lee.millward@codesourcery.com>
15611 * c-semantics.c (build_stmt): Add internal diagnostic check.
15613 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15614 accessors. Print arguments explicitly instead of as a list.
15616 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15618 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15619 (c_finish_omp_flish): Likewise.
15621 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15622 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15623 instead of TREE_CODE_LENGTH.
15624 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15625 (c_warn_unused_result): Likewise.
15627 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15630 * doc/invoke.texi (Warning Options): Remove
15631 -Werror-implicit-function-declaration.
15632 (Wimplicit-function-declaration): Update description.
15633 * opts.c (common_handle_option): Move handling of -Werror=* to...
15634 (enable_warning_as_error): ...here.
15635 * opts.h (enable_warning_as_error): Declare.
15636 * c-decl.c (implicit_decl_warning): Unless
15637 -Wno-implicit-function-declaration is given, emit a pedwarn if
15638 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15639 * c.opt (Wimplicit-function-declaration): Replace
15640 mesg_implicit_function_declaration with
15641 warn_implicit_function_declaration.
15642 * c-opts.c (c_common_handle_option):
15643 -Werror-implicit-function-declaration is exactly equal as
15644 -Werror=implicit-function-declaration.
15645 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15646 warn_implicit_function_declaration.
15647 (c_common_post_options): -Wimplict-function-declaration is enabled
15648 by default by -std=c99, otherwise is disabled by default.
15649 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15651 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15653 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15654 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15655 former is ignored but not the latter.
15657 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15659 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15660 is made and the reference doesn't use the alias set of its type,
15661 do not create the temporary using that type.
15663 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15665 * jump.c: Remove prototypes for delete_computation and
15666 delete_prior_computation.
15668 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15670 * jump.c (get_label_after): Delete.
15671 (get_label_before, delete_computation, delete_jump,
15672 delete_prior_computation, follow_jumps): Move...
15673 * reorg.c (delete_computation, delete_prior_computation): ... here...
15674 (get_label_before, delete_jump): ... making these static ...
15675 (follow_jumps): ... and simplifying this since it only runs after
15677 * rtl.h (get_label_after, get_label_before, delete_jump,
15678 follow_jumps): Delete prototypes.
15680 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15682 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15684 2007-02-15 Nick Clifton <nickc@redhat.com>
15686 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15687 order to prevent it from being munged by the target.
15689 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15691 * config/i386/i386.md: Remove misleading comment.
15693 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15695 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15696 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15699 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15701 * tree-sra.c (instantiate_missing_elements): Canonicalize
15703 (sra_build_assignment): New.
15704 (generate_copy_inout, generate_element_copy,
15705 generate_element_zero, generate_one_element_init): Use it.
15707 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15709 * tree-sra.c (instantiate_missing_elements): Canonicalize
15711 (sra_build_assignment): New.
15712 (generate_copy_inout, generate_element_copy,
15713 generate_element_zero, generate_one_element_init): Use it.
15715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15717 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15720 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15722 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15723 types as aggregates not scalars.
15724 * function.c (assign_stack_temp_for_type): Likewise.
15726 2007-02-14 Roger Sayle <roger@eyesopen.com>
15727 Zdenek Dvorak <dvorakz@suse.cz>
15729 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15732 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15734 * passes.c (next_pass_1): Clear the next field of the copied
15737 2007-02-14 Richard Henderson <rth@redhat.com>
15739 * tree-sra.c (early_sra): New.
15740 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15741 (tree_sra_early, pass_sra_early): New.
15742 * tree-pass.h (pass_sra_early): Declare.
15743 * passes.c (init_optimization_passes): Use it.
15745 2007-02-14 Richard Guenther <rguenther@suse.de>
15747 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15749 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15751 PR tree-optimization/30771
15752 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15754 (vect_analyze_operations): Induction phis can now be marked as
15756 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15757 Update documentation accordingly.
15759 2007-02-14 Nick Clifton <nickc@redhat.com>
15761 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15762 most 3 arguments are supported.
15763 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15765 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15767 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15768 Ensure dst->current is valid.
15770 2007-02-13 Paul Brook <paul@codesourcery.com>
15772 * config.gcc: Add arm*-*-uclinux-*eabi.
15773 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15774 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15775 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15776 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15777 (LINK_SPEC): Define.
15778 (LIB_SPEC): Define.
15779 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15781 * config/arm/uclinux-eabi.h: New file.
15782 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15783 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15786 2007-02-13 Ian Lance Taylor <iant@google.com>
15788 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15789 * flags.h (warn_strict_overflow): Declare.
15790 (enum warn_strict_overflow_code): Define.
15791 (issue_strict_overflow_warning): New static inline function.
15792 * opts.c (warn_strict_overflow): New variable.
15793 (common_handle_option): Handle OPT_Wstrict_overflow and
15794 OPT_Wstrict_overflow_.
15795 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15797 * fold-const.c: Include intl.h.
15798 (fold_deferring_overflow_warnings): New static variable.
15799 (fold_deferred_overflow_warning): New static variable.
15800 (fold_deferred_overflow_code): New static variable.
15801 (fold_defer_overflow_warnings): New function.
15802 (fold_undefer_overflow_warnings): New function.
15803 (fold_undefer_and_ignore_overflow_warnings): New function.
15804 (fold_deferring_overflow_warnings_p): New function.
15805 (fold_overflow_warning): New static function.
15806 (make_range): Add strict_overflow_p parameter. Change all
15808 (extract_muldiv, extract_muldiv_1): Likewise.
15809 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15810 tree_expr_nonnegative_p.
15811 (fold_negate_expr): Call fold_overflow_warning.
15812 (fold_range_test): Likewise.
15813 (fold_comparison): Likewise.
15814 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15815 instead of tree_expr_nonnegative_p.
15816 (tree_expr_nonnegative_warnv_p): Rename from
15817 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15818 (tree_expr_nonnegative_p): New function.
15819 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15820 strict_overflow_p parameter.
15821 (tree_expr_nonzero_p): New function.
15822 * passes.c (verify_interpass_invariants): New static function.
15823 (execute_one_pass): Call it.
15824 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15826 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15827 (estimate_numbers_of_iterations): Likewise.
15828 (scev_probably_wraps_p): Likewise.
15829 * tree-ssa-ccp.c: Include "toplev.h".
15830 (evaluate_stmt): Defer fold overflow warnings until we know we are
15832 (struct fold_stmt_r_data): Add stmt field.
15833 (fold_stmt_r): Defer fold overflow warnings until we know we
15835 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15836 (fold_stmt_inplace): Likewise.
15837 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15838 (cleanup_control_expr_graph): Defer fold overflow warnings until
15839 we know we are going to optimize.
15840 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15841 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15843 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15844 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15845 * tree-ssa-loop-manip.c (create_iv): Likewise.
15846 * c-typeck.c (build_conditional_expr): Likewise.
15847 (build_binary_op): Likewise.
15848 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15849 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15850 (extract_range_from_unary_expr): Likewise.
15851 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15852 assuming that signed overflow does not occur.
15853 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15854 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15855 (fold_defer_overflow_warnings): Declare.
15856 (fold_undefer_overflow_warnings): Declare.
15857 (fold_undefer_and_ignore_overflow_warnings): Declare.
15858 (fold_deferring_overflow_warnings_p): Declare.
15859 (tree_expr_nonzero_warnv_p): Declare.
15860 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15861 of warning options.
15862 (Warning Options): Document -Wstrict-overflow.
15863 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15864 (tree-ssa-ccp.o): Likewise.
15865 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15866 (fold-const.o): Depend on intl.h.
15868 2007-02-13 Ian Lance Taylor <iant@google.com>
15870 PR middle-end/30751
15871 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15874 2007-02-13 Stuart Hastings <stuart@apple.com>
15876 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15878 2007-02-13 Richard Henderson <rth@redhat.com>
15880 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15881 handled_component_p before looking for the indirect_ref.
15883 2007-02-13 Richard Henderson <rth@redhat.com>
15885 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15886 remove flags clobber.
15887 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15888 (bswaphi_lowpart): New.
15889 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15890 remove TARGET_BSWAP test. Delete expander of the same name.
15892 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15893 (expand_unop): Use them.
15895 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15897 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15898 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15899 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15900 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15901 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15902 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15903 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15904 assembler dialect choice from asm templates.
15906 2007-02-12 Richard Henderson <rth@redhat.com>
15908 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15909 (fixuns_trunc<SSEMODEF>si2): Use it.
15910 * config/i386/sse.md (vec_setv4sf_0): Export.
15911 * config/i386/i386.c (ix86_build_const_vector): Export.
15912 (ix86_split_convert_uns_si_sse): Rename from
15913 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15914 * config/i386/i386-protos.h: Update.
15916 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15919 * c-typeck.c (c_finish_return): Improve warning message.
15921 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15923 * alias.c (find_symbolic_term): Delete unused function.
15925 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15927 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15928 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15929 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15931 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15933 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15934 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15935 the function, temporarily point the debug interface to the null one.
15937 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15939 * dwarf2out.c (round_up_to_align): New static function.
15940 (field_byte_offset): Use it to round the offset.
15942 2007-02-12 Richard Henderson <rth@redhat.com>
15944 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15945 (inswl_const): Export.
15947 2007-02-12 Richard Henderson <rth@redhat.com>
15949 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15950 result mode of the libcall, convert back to outmode.
15952 2007-02-12 Roger Sayle <roger@eyesopen.com>
15954 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15955 (bswapdi2): New define_expand to implement 32-bit implementation.
15957 2007-02-12 Nick Clifton <nickc@redhat.com>
15959 * doc/invoke.texi (Overall Options): Document --help=.
15960 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15961 (cc1_options): Pass --help= on to cc1.
15962 (display_help): Add description of --help=.
15963 (process_command): Add code to handle --help=. Allow translated
15964 --help and --target-help switches to be passed on to compiler
15966 (main): Remove unused if statement.
15967 * opts.c (columns): Remove.
15968 (LEFT_COLUMN): Define.
15969 (wrap_help): Add columns argument.
15970 (print_filtered_help): Change parameters to be an include bitmask,
15971 an exclude bitmask, an any bitmask and the column width. Move the
15972 code to display the params list here. Add code to display the
15973 status of options rather than their descriptions if the quiet flag
15975 (print_specific_help): Change parameters to be an include bitmask,
15976 an exclude bitmask and an any bitmask. Move code to look up the
15977 column width here. Decide upon the title for an options listing.
15978 (common_handle_options): Add code to handle --help=. Adapt code
15979 for --help and --target-help to use the revised form of the
15980 print_specific_help function.
15981 (print_help): Delete.
15982 (print_param_help): Delete.
15983 (print_switch): Delete.
15984 * opts.h (cl_lang_count): Add prototype.
15985 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15986 CL_MAX_OPTION_CLASS): New defines.
15987 * optc-gen.awk: Add construction of cl_lang_count.
15988 * c.opt: Add Warning attribute to warning options and Optimization
15989 attribute to optimization options.
15990 * common.opt: Likewise.
15992 Add -fhelp and -ftarget-help as aliases for the transformed --help
15993 and --target-help options.
15994 * opt-functions.awk: Add code to handle Warning and Optimization
15997 2007-02-12 Richard Henderson <rth@redhat.com>
15999 * config/alpha/constraints.md: New file.
16000 * config/alpha/alpha.c: Include tm-constrs.h.
16001 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16002 alpha_extra_constraint): Remove.
16003 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16004 * config/alpha/alpha-protos.h: Update.
16005 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16006 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16007 (EXTRA_CONSTRAINT): Remove.
16008 * config/alpha/alpha.md: Include constraints.md.
16009 (adddi splitter): Use satisfies_constraint_*.
16010 * config/alpha/predicates.md (add_operand): Likewise.
16011 (sext_add_operand, addition_operation): Likewise.
16013 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16015 PR tree-optimization/29145
16016 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16017 in our handling of restrict qualified pointers.
16019 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16022 * doc/invoke.texi (Wunused-value): Update description.
16023 (Wextra): Delete item.
16024 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16025 value of Wunused-value.
16026 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16027 (c_finish_stmt_expr): Don't check extra_warnings.
16028 (emit_side_effect_warnings): The caller is responsible to check
16031 2007-02-11 Roger Sayle <roger@eyesopen.com>
16032 Matt Thomas <matt@3am-software.com>
16034 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16036 2007-02-11 Roger Sayle <roger@eyesopen.com>
16038 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16039 comparisons of POPCOUNT against zero.
16040 (simplify_const_relational_operation): Likewise.
16042 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16044 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16046 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16048 * dwarf2out.c (root_type): Delete unused function.
16050 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16052 * genattrtab.c (contained_in_p): Delete unused function.
16053 (write_expr_attr_cache): Likewise.
16055 2007-02-11 Jan Hubicka <jh@suse.cz>
16057 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16060 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16062 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16063 to add the REG_EQ* note.
16064 * see.c (see_merge_one_use_extension): Likewise.
16065 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16066 turn REG_EQUAL notes into REG_EQUIV notes if the target
16067 register may have more than one set.
16068 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16069 * gcse.c (try_replace_reg): Likewise.
16070 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16071 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16072 more than one REG_EQUIV note.
16073 * reload1.c (gen_reload): Use set_unique_reg_note.
16075 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16078 (ix86_builtin_conversion): New function.
16080 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16083 * tree.h (DECL_REPLACEABLE_P): New macro.
16084 * except.c (set_nothrow_function_flags): Likewise.
16086 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16087 Ira Rosen <irar@il.ibm.com>
16088 Dorit Nuzman <dorit@il.ibm.com>
16090 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16091 * targhooks.c (default_builtin_vectorized_conversion): New.
16092 * targhooks.h (default_builtin_vectorized_function): New declaration.
16093 * target.h (struct vectorize): Add builtin_conversion field.
16094 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16095 stmt_vec_info_type value.
16096 (vectorizable_conversion): New declaration.
16097 * tree-vect-analyze.c (vect_analyze_operations): Add
16098 vectorizable_conversion call.
16099 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16100 * tree-vect-transform.c (vectorizable_conversion): New function.
16101 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16102 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16104 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16105 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16106 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16107 or ALTIVEC_BUILTIN_VCFSX.
16109 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16112 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16113 CONST_DOUBLE and operand 0 is a hard register.
16114 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16115 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16116 is a hard floating-point register.
16118 2007-02-10 Richard Henderson <rth@redhat.com>
16119 Jakub Jelinek <jakub@redhat.com>
16120 Alexandre Oliva <aoliva@redhat.com>
16122 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16123 * builtin-types.def (BT_WORD): Make unsigned.
16124 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16125 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16126 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16127 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16128 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16129 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16131 * expr.c (emutls_var_address): New.
16132 (expand_expr_real_1): Expand emulated tls.
16133 (expand_expr_addr_expr_1): Likewise.
16134 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16135 * output.h (emutls_finish): Declare.
16136 * toplev.c (compile_file): Call it.
16137 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16138 address before wrapping in CONST.
16139 * varasm.c (emutls_htab, emutls_object_type): New.
16140 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16141 (get_emutls_object_name, get_emutls_object_type): New.
16142 (get_emutls_init_templ_addr, emutls_decl): New.
16143 (emutls_common_1, emutls_finish): New.
16144 (assemble_variable): When emulating tls, swap decls; generate
16145 constructor for the emutls objects.
16146 (do_assemble_alias): When emulating tls, swap decl and target name.
16147 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16149 * varpool.c (decide_is_variable_needed): Look at force_output.
16150 Recurse for emulated tls.
16151 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16152 with decide_is_variable_needed.
16153 * emutls.c: New file.
16154 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16155 tls_object for real tls.
16157 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16159 PR rtl-optimization/29599
16160 * reload1.c (eliminate_regs_in_insn): Take the destination
16161 mode into account when computing the offset.
16163 2007-02-09 Stuart Hastings <stuart@apple.com>
16164 Richard Henderson <rth@redhat.com>
16166 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16167 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16168 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16169 fixuns_truncdfhi2): New.
16170 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16171 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16172 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16173 (floatunssidf2): Allow nonimmediate source.
16174 * config/i386/sse.md (movdi_to_sse): New.
16175 (vec_concatv2di): Drop '*'.
16176 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16177 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16178 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16180 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16181 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16182 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16183 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16184 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16185 ix86_build_const_vector.
16186 (x86_emit_floatuns): Rewrite.
16188 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16190 * genautomata.c (longest_path_length): Delete unused function.
16191 (struct state): Delete unused longest_path_length.
16192 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16193 (get_free_state): Delete unused.
16195 2007-02-09 Jan Hubicka <jh@suse.cz>
16197 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16198 * doc/invoke.texi (inline-unit-growth): Update default value.
16200 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16201 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16202 (rebuild_cgraph_edges): Likewise.
16203 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16204 (dump_cgraph_node): Dump frequencies.
16205 (cgraph_clone_edge): Add frequency scales.
16206 (cgraph_clone_node): Add freuqnecy.
16207 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16208 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16209 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16210 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16211 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16212 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16213 (save_inline_function_body): Likewise.
16214 * ipa-inline.c: inluce rtl.h
16215 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16216 (cgraph_edge_badness): Use frequencies.
16217 (cgraph_decide_recursive_inlining): Update clonning.
16218 (cgraph_decide_inlining_of_small_function): Dump frequency.
16219 * predict.c (estimate_bb_frequencies): Export.
16220 * predict.h (estimate_bb_frequencies): Declare.
16221 * tree-inline.c (copy_bb): Watch overflows.
16222 (expand_call_inline): Update call of cgraph_create_edge.
16223 (optimize_inline_calls): Use TODO flags to update frequnecies.
16224 * passes.h: Include predict.h
16225 (init_optimization_passes): Move profile ahead.
16226 (execute_function_todo): Handle TODO_rebuild_frequencies.
16228 2007-02-09 Roger Sayle <roger@eyesopen.com>
16230 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16231 the insbl or inswl pattern into a register.
16233 2007-02-09 Roger Sayle <roger@eyesopen.com>
16235 * config/ia64/ia64.md (bswapdi2): New define_insn.
16237 2007-02-09 Richard Henderson <rth@redhat.com>
16239 * config/i386/constraints.md (Ym): New constraint.
16240 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16241 (movdi_1_rex64): Split sse and xmm general register moves from
16242 memory move alternatives. Use conditional register constraints.
16243 (movsf_1, movdf_integer): Likewise.
16244 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16245 (movdf_integer_rex64): New.
16246 (pushsf_rex64): Fix output constraints.
16247 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16248 (sse2_stored): Likewise.
16249 (sse2_storeq_rex64): New.
16250 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16251 amd and not generic.
16252 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16253 for optimize_size. Remove SF/DFmode hack.
16255 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16257 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16260 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16261 Richard Sandiford <richard@codesourcery.com>
16263 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16264 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16265 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16266 m68k/t-mlib to tmake_file.
16267 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16268 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16269 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16270 Allow it to be cf or m68k. Set m68k_arch_family. If that
16271 variable is not empty, add t-$m68k_arch_family to tmake_file.
16272 Add t-mlibs to tmake_file.
16273 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16274 * config/m68k/t-cf: New file.
16275 * config/m68k/t-m68k: Likewise.
16276 * config/m68k/t-mlibs: Likewise.
16277 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16278 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16279 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16280 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16281 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16283 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16284 (INSTALL_LIBGCC): Delete.
16285 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16286 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16287 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16288 (M68K_MLIB_CPU): Define.
16289 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16290 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16291 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16293 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16294 Richard Guenther <rguenther@suse.de>
16296 PR middle-end/23361
16297 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16298 against INT_MIN/INT_MAX.
16299 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16300 file if a loop is removed.
16302 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16304 * calls.c (store_one_arg): Pass correct alignment to
16305 emit_push_insn for non-BLKmode values.
16306 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16307 unaligned stack slot via a suitably aligned slot.
16309 2007-02-08 DJ Delorie <dj@redhat.com>
16311 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16313 (legal_subregs): Use unsigned char, make const.
16314 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16316 2007-02-08 Paul Brook <paul@codesourcery.com>
16318 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16319 special interworking needed.
16321 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16323 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16324 conditional to __SSE2__.
16325 (Entries below should have been added to first ChangeLog
16326 entry for amdfam10 dated 2007-02-05)
16327 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16329 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16331 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16334 2007-02-08 DJ Delorie <dj@redhat.com>
16336 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16337 * config/m32c/m32c.c (legal_subregs): New.
16338 (m32c_illegal_subreg_p): New.
16339 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16340 unsupported subregs of hard regs.
16342 2007-02-08 Jan Hubicka <jh@suse.cz>
16344 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16345 the same one; always update histograms.
16347 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16349 * passes.c (init_optimization_passes): Tidy comment.
16351 2007-02-08 Roger Sayle <roger@eyesopen.com>
16353 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16354 strip zero_extend, bswap and rotates from POCOUNT's argument.
16355 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16356 zero_extend and rotates from PARITY's argument.
16357 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16358 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16359 of an integer constant at compile-time.
16361 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16364 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16366 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16369 * tree-ssa-live.c (remove_unused_locals): Do not remove
16370 TREE_ADDRESSABLE variables.
16371 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16372 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16373 FOR_CLOBBER. Update all users.
16374 If VAR has an associated alias set, add a virtual operand for
16375 it if no alias is found to conflict with the memory reference.
16377 2007-02-07 Jan Hubicka <jh@suse.cz>
16378 Robert Kidd <rkidd@crhc.uiuc.edu>
16380 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16382 2007-02-07 Ian Lance Taylor <iant@google.com>
16384 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16386 2007-02-07 Roger Sayle <roger@eyesopen.com>
16388 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16389 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16390 tablejumpdi, movsi_to_cr_one): Remove constraints from
16391 define_expand's match_operands.
16393 2007-02-07 Roger Sayle <roger@eyesopen.com>
16395 * global.c (compute_regsets): Move declatation of "i" inside of
16396 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16398 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16401 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16402 of INDIRECT_REF <RESULT_DECL>.
16404 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16406 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16407 Kaz Kojima <kkojima@gcc.gnu.org>
16410 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16412 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16414 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16416 * doc/loop.texi: Document possibility not to perform disambiguation
16417 of loops with multiple latches.
16418 * cfgloopmanip.c (alp_enum_p): Removed.
16419 (add_loop): Handle subloops. Use get_loop_body_with_size.
16420 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16421 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16422 the new forwarder block.
16423 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16424 Handle the case latch is NULL.
16425 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16426 modifications when marking loop exits.
16427 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16429 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16430 disambiguate_loops_with_multiple_latches.
16431 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16432 before fix_loop_structure.
16433 * cfgloop.c: Include pointer-set.h and output.h.
16434 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16435 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16436 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16437 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16438 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16439 disambiguate_multiple_latches, get_loop_body_with_size,
16440 disambiguate_loops_with_multiple_latches): New functions.
16441 (flow_loop_dump): Dump multiple latch edges.
16442 (flow_loop_nodes_find): Handle loops with multiple latches.
16443 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16444 (glb_enum_p): Modified.
16445 (get_loop_body): Use get_loop_body_with_size.
16446 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16447 (AVOID_CFG_MODIFICATIONS): New constant.
16448 (disambiguate_loops_with_multiple_latches, add_loop,
16449 get_loop_body_with_size): Declare.
16450 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16452 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16454 PR inline-asm/28686
16455 * global.c (compute_regsets): New function.
16456 (global_alloc): Refactored ELIMINABLE_REGSET
16457 and NO_GLOBAL_ALLOC_REGS computation out.
16458 (rest_of_handle_global_alloc): Call compute_regsets()
16459 for non-optimizing case.
16461 2007-02-06 Richard Henderson <rth@redhat.com>
16463 * config/i386/constraints.md (Y2): Rename from Y.
16464 (Yi): New constraint.
16465 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16466 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16467 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16468 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16469 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16470 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16471 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16472 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16473 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16474 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16475 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16476 vec_extractv2si_1): Change Y constraints to Y2.
16477 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16478 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16479 Change Y constraints to Y2.
16480 (sse2_loadld): Change Y constraints to x.
16482 2007-02-06 Roger Sayle <roger@eyesopen.com>
16484 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16485 (parity<mode>2): New define_expand using rs6000_emit_parity.
16486 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16487 rs6000_emit_parity): New functions.
16488 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16489 rs6000_emit_parity): Prototype here.
16491 2007-02-06 Ian Lance Taylor <iant@google.com>
16493 * lower-subreg.c (simple_move_operand): Reject CONST.
16494 (resolve_clobber): Call validate_change rather than directly
16495 assigning to XEXP (pat, 0).
16497 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16499 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16500 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16501 (tree-cfg.o): Remove hashtab.h dependency.
16503 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16504 (struct ivopts_data): Change niters to pointer_map_t.
16505 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16506 (niter_for_exit): Create pointer_map on demand. Change for
16508 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16509 (free_loop_data): Destroy data->niters if created and reset field.
16510 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16511 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16513 * tree-ssa-reassoc.c: Include pointer-set.h.
16514 (bb_rank): Change to long *.
16515 (operand_rank): Change to pointer_map_t.
16516 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16517 (insert_operand_rank): Accept long.
16518 (operand_entry_hash, operand_entry_eq): Remove.
16519 (get_rank): Return long. Adjust for changes above.
16520 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16522 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16524 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16525 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16526 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16528 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16529 directly since it cannot be NULL.
16530 (get_vi_for_tree): Rewrite for pointer_map API.
16531 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16532 (init_alias_vars): Create vi_for_tree as pointer_map.
16533 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16535 * tree-cfg.c: Don't include hashtab.h.
16536 (edge_to_cases): Declare as pointer_map.
16537 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16539 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16540 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16541 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16543 (record_switch_edge): Delete.
16544 (get_cases_for_edge): Adjust for pointer_map API, inline
16545 record_switch_edge (rewritten for new API), remove goto.
16547 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16549 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16550 * tree-nested.c: Include pointer-set.h.
16551 (var_map_elt, var_map_eq, var_map_hash): Delete.
16552 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16553 to pointer_map_t's.
16554 (nesting_info_bitmap_obstack): New.
16555 (lookup_field_for_decl): Adjust for pointer_map API.
16556 (lookup_tramp_for_decl): Adjust for pointer_map API.
16557 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16558 (get_local_debug_decl): Adjust for pointer_map API.
16559 (convert_nl_goto_reference): Adjust for pointer_map API.
16560 (convert_nl_goto_receiver): Adjust for pointer_map API.
16561 (create_nesting_tree): Create outside GGC space. Create bitmap on
16562 the new obstack. Create field_map and var_map as pointer_maps.
16563 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16565 (lower_nested_functions): Move root here, no need to NULL it.
16566 Initialize and release the obstack.
16568 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16570 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16571 Remove prototypes and make them non-static.
16572 (struct tree_int_map): Remove.
16573 * tree.h (struct tree_int_map): Move here, turning TO into an
16575 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16577 * tree.h (TREE_COMPLEXITY): Remove.
16578 (struct tree_exp): Remove complexity field.
16579 * tree.c (build1_stat): Don't set it.
16581 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16582 Victor Kaplansky <victork@il.ibm.com>
16584 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16585 (vect_is_simple_reduction): Support reduction with induction as
16586 one of the operands.
16587 (vect_is_simple_iv_evolution): Fix formatting.
16588 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16589 formatting. Don't mark induction phis for vectorization.
16590 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16591 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16592 (vect_get_vec_def_for_operand): Support induction.
16593 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16595 (vectorizable_reduction): Support reduction with induction as one of
16597 (vectorizable_type_demotion): Use def-type of stmt argument rather
16598 than dummy def-type.
16600 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16601 flag_tree_scev_cprop.
16602 * common.opt (tree-scev-cprop): New flag.
16604 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16605 call to vect_get_new_vect_var.
16607 2007-02-06 Ira Rosen <irar@il.ibm.com>
16609 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16610 vectype is not NULL.
16611 (vect_pattern_recog_1): Likewise.
16613 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16615 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16616 (fold_negate_expr): Likewise.
16618 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16621 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16622 even if cv-qualification is the same.
16624 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16626 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16627 __enable_execute_stack on completion.
16629 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16631 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16632 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16633 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16634 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16635 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16636 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16637 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16638 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16640 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16642 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16643 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16644 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16645 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16646 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16647 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16648 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16649 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16650 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16651 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16652 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16653 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16654 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16655 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16656 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16657 sqrtextenddfxf2_i387): Added amdfam10_decode.
16659 * config/i386/athlon.md (athlon_idirect_amdfam10,
16660 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16661 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16662 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16663 athlon_ivector_store_amdfam10): New define_insn_reservation.
16664 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16667 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16669 * config/i386/athlon.md (athlon_call_amdfam10,
16670 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16671 define_insn_reservation.
16672 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16673 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16674 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16676 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16678 * config/i386/athlon.md (athlon_sseld_amdfam10,
16679 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16680 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16684 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16685 define_insn_reservation.
16686 * config/i386/i386.md (sseins): Added sseins to define_attr type
16687 and define_attr unit.
16688 * config/i386/sse.md: Set type attribute to sseins for insertq
16691 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16693 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16694 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16695 ssecomi_load_amdfam10, ssecomi_amdfam10,
16696 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16697 define_insn_reservation.
16698 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16702 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16703 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16704 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16705 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16706 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16707 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16708 define_insn_reservation.
16710 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16711 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16712 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16713 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16714 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16718 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16719 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16720 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16721 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16722 athlon_ssemul_load_k8): Added amdfam10.
16724 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16726 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16727 (x86_sse_unaligned_move_optimal): New variable.
16729 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16731 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16732 for unaligned vector SSE double/single precision loads for AMDFAM10.
16734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16736 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16737 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16738 Define TARGET_CPU_DEFAULT_amdfam10.
16739 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16740 (processor_type): Add PROCESSOR_AMDFAM10.
16742 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16743 processor_type in config/i386/i386.h.
16744 Enable imul peepholes for TARGET_AMDFAM10.
16746 * config.gcc: Add support for --with-cpu option for amdfam10.
16748 * config/i386/i386.c (amdfam10_cost): New variable.
16749 (m_AMDFAM10): New macro.
16750 (m_ATHLON_K8_AMDFAM10): New macro.
16751 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16752 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16753 x86_promote_QImode, x86_integer_DFmode_moves,
16754 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16755 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16756 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16757 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16758 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16759 Enable/disable for amdfam10.
16760 (override_options): Add amdfam10_cost to processor_target_table.
16761 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16762 processor_alias_table.
16763 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16764 (ix86_adjust_cost): Add code for amdfam10.
16766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16768 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16769 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16770 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16771 * config/i386/i386.h: Add builtin definition for SSE4A.
16772 * config/i386/i386.md: Add support for ABM instructions
16773 (popcnt and lzcnt).
16774 * config/i386/sse.md: Add support for SSE4A instructions
16775 (movntss, movntsd, extrq, insertq).
16776 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16777 Add -march=amdfam10 flag.
16778 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16779 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16781 * doc/extend.texi: Add documentation for SSE4A builtins.
16783 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16785 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16787 2007-02-05 Richard Guenther <rguenther@suse.de>
16789 * tree-vectorizer.h (vectorizable_function): Add argument type
16790 argument, change return type.
16791 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16792 * tree-vect-transform.c (vectorizable_function): Handle extra
16793 argument, return vectorized function decl.
16794 (build_vectorized_function_call): Remove.
16795 (vectorizable_call): Handle calls with result and argument types
16796 differing. Handle loop vectorization factor correctly.
16797 * targhooks.c (default_builtin_vectorized_function): Adjust for
16799 * targhooks.h (default_builtin_vectorized_function): Likewise.
16800 * target.h (builtin_vectorized_function): Add argument type
16802 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16803 extra argument, allow vectorizing of lrintf.
16804 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16805 documentation of target hook.
16807 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16810 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16811 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16812 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16814 2007-02-05 Roger Sayle <roger@eyesopen.com>
16816 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16817 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16818 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16819 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16820 before canonicalizing sincos to cexpi.
16821 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16823 2007-02-05 Roger Sayle <roger@eyesopen.com>
16825 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16826 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16827 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16829 2007-02-05 Roger Sayle <roger@eyesopen.com>
16831 * mips-tfile.c (initialize_init_file): Correct endianness test.
16833 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16835 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16836 the 'y' constraint.
16838 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16840 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16841 saves in a PARALLEL before the register assignments.
16843 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16845 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16846 DWARF_FRAME_RETURN_COLUMN to be a general register.
16847 * dwarf2out.c (init_return_column_size): New function, split from...
16848 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16849 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16850 to be nongeneral registers.
16851 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16853 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16854 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16856 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16858 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16860 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16862 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16863 (remove_path): Use can_remove_branch_p and remove_branch instead
16864 of loop_delete_branch_edge.
16865 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16866 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16867 Update profile using scale_dominated_blocks_in_loop.
16868 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16869 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16870 (can_remove_branch_p, remove_branch): Declare.
16871 * tree-cfg.c (tree_can_remove_branch_p): New function.
16872 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16873 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16874 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16876 2007-02-05 Jan Hubicka <jh@suse.cz>
16878 PR middle-end/30696
16879 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16880 nodes in cgraph, don't remove offline copy of the function.
16882 2007-02-04 Jan Hubicka <jh@suse.cz>
16884 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16885 vectors might cause maybe_lookup_element_for_expr to be called
16886 on non-sra-candidate.
16888 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16890 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16891 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16892 spelling conventions.
16894 2007-02-04 Richard Guenther <rguenther@suse.de>
16896 PR middle-end/30636
16897 * fold-const.c (try_move_mult_to_index): Make sure to not
16898 overflow one dimension of a multi-dimensional array access.
16900 2007-02-04 Jan Hubicka <jh@suse.cz>
16902 * passes.c (init_optimization_passes): Reindent.
16904 2007-02-04 Jan Hubicka <jh@suse.cz>
16905 Eric Botcazou <ebotcazou@adacore.com>
16907 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16908 (execute_fixup_cfg): Break out the abnormal goto code.
16909 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16910 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16911 (optimize_inline_calls): Call make_nonlocal_label_edges.
16913 2007-02-04 Jan Hubicka <jh@suse.cz>
16915 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16916 true when something was changed.
16917 (rename_ssa_copies): When something was changed, do
16918 TODO_remove_unused_locals.
16919 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16920 add TODO_remove_unused_locals when instruction was removed.
16922 2007-02-04 Jan Hubicka <jh@suse.cz>
16924 * ipa-inline.c (try_inline): Improve debug output; work on already
16926 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16927 call try_inline for already inlined edges too when flattening;
16928 inline also functions that make callee growth but overall unit size
16931 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16933 * config/m32c/bitops.md, config/m32c/jump.md,
16934 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16935 config/m32r/m32r.h, config/m32r/m32r.md,
16936 config/m32r/predicates.md, config/m68hc11/larith.asm,
16937 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16938 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16939 config/mips/mips-protos.h, config/mips/mips.c,
16940 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16941 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16942 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16943 spelling conventions.
16945 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16946 Follow spelling conventions.
16948 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16950 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16951 warn about C++0x compatibility.
16953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16955 * config/h8300/h8300.c, config/h8300/h8300.h,
16956 config/h8300/h8300.md: Follow spelling conventions.
16958 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16960 PR middle-end/30667
16961 * combine.c (try_combine): Do not substitute source operand
16962 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16964 2007-02-03 Jan Hubicka <jh@suse.cz>
16966 PR gcov-profile/30650
16967 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16968 do not divide by zero for never executed counters.
16969 (tree_find_values_to_profile): Fix counters.
16970 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16972 2007-02-03 Ian Lance Taylor <iant@google.com>
16974 * lower-subreg.c (simple_move_operand): New static function,
16975 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16977 (simple_move): Call simple_move_operand.
16978 (find_decomposable_subregs): Add special handling of MEMs.
16979 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16980 meaning of return value. If we see a hard register, test whether
16981 it can store a word_mode value. Change all callers.
16983 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16985 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16986 ftrapv insns and expanders.
16987 (subdi3): Change define_expand operand 1 to arith11_operand, and
16988 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16989 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16990 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16993 PR middle-end/30174
16994 * varasm.c (notice_global_symbol): Treat global objects as weak when
16995 flag_shlib is true.
16997 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16999 * emit-rtl.c (dconstpi): Delete.
17000 (dconstsqrt2): New.
17001 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17002 * real.h (dconstpi): Delete.
17003 (dconstsqrt2): New.
17004 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17005 (fold_builtin_hypot): Likewise.
17007 2007-02-03 Tom Tromey <tromey@redhat.com>
17010 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17011 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17013 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17015 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17016 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17017 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17018 config/rs6000/cell.md, config/rs6000/darwin.h,
17019 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17020 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17021 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17022 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17023 typos. Follow spelling conventions.
17024 * doc/invoke.texi: Follow spelling conventions.
17026 2007-02-03 Roger Sayle <roger@eyesopen.com>
17028 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17029 canonicalization transformations that attempt to simplify integer
17030 constant comparisons to become comparisons against zero.
17032 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17034 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17036 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17037 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17039 2007-02-02 Mike Stump <mrs@apple.com>
17041 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17042 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17043 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17044 generate a branch island.
17046 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17048 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17049 (xtensa_legitimate_address_p): New.
17050 (xtensa_legitimize_address): New.
17051 (xtensa_output_addr_const_extra): New.
17052 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17054 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17055 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17056 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17057 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17058 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17059 (xtensa_legitimize_address): New.
17060 (xtensa_output_addr_const_extra): New.
17062 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17064 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17066 2007-02-02 Ian Lance Taylor <iant@google.com>
17068 * expmed.c (expand_divmod): Add comment.
17070 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17072 * emit-rtl.c (renumber_insns): Remove.
17073 * flags.h: Remove the extern for flag_renumber_insns.
17074 * rtl.h: Remove the prototype for renumber_insns.
17075 * toplev.c (flag_renumber_insns): Remove.
17077 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17079 Revert for x86 darwin:
17080 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17082 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17083 code before the following patch under TARGET_MACHO.
17084 (ix86_function_value_regno_p): Likewise.
17086 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17088 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17091 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17094 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17095 loads to general or fp registers. Add comments.
17096 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17098 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17100 * pointer-set.c (insert_aux): Only return insertion slot.
17101 (pointer_set_insert): Adjust.
17102 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17103 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17104 pointer_map_traverse): New.
17105 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17106 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17107 pointer_map_contains, pointer_map_traverse): Declare.
17109 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17111 PR middle-end/30473
17112 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17113 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17115 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17117 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17119 (struct _dep): New type.
17120 (dep_t): New typedef.
17121 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17122 (DEP_STATUS): New access macro. The macro with the same name was
17123 renamed to DEP_LINK_STATUS.
17124 (dep_init): Declare function
17126 (struct _dep_link): New type.
17127 (dep_link_t): New typedef.
17128 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17129 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17130 (DEP_LINK_STATUS): New macro.
17131 (debug_dep_links): New debug function.
17133 (struct _deps_list): New type.
17134 (deps_list_t): New typedef.
17135 (DEPS_LIST_FIRST): New access macro.
17136 (FOR_EACH_DEP_LINK): New cycle macro.
17137 (create_deps_list, free_deps_list, delete_deps_list): Declare
17139 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17140 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17141 (copy_deps_list_change_con): Ditto.
17143 (move_dep_link): Declare function.
17145 (struct _dep_node): New type.
17146 (dep_node_t): New typedef.
17147 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17149 (struct haifa_insn_data.back_deps): New field to hold backward
17150 dependencies of the insn.
17151 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17153 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17154 Change its type to deps_list_t.
17155 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17156 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17157 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17159 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17161 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17163 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17165 (dep_cost): Declare.
17167 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17168 (ds_to_dk, dk_to_ds): New functions.
17170 (init_dep_1): New static function.
17171 (init_dep): New function.
17172 (copy_dep): New static function.
17174 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17176 (detach_dep_link): New static function.
17177 (move_dep_link): New function.
17179 (dep_links_consistent_p, dump_dep_links): New static functions.
17180 (debug_dep_links): New debugging function.
17182 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17184 (alloc_deps_list, init_deps_list): New static functions.
17185 (create_deps_list): New function.
17186 (clear_deps_list): New static function.
17187 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17188 (deps_list_consistent_p, dump_deps_list): New static functions.
17189 (debug_deps_list): New function.
17190 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17192 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17194 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17195 use new scheduler dependencies lists.
17196 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17197 (sched_analyze): Ditto. Initialize dependencies lists.
17198 (add_forw_dep, compute_forward_dependences): Update to use new
17199 scheduler dependencies lists.
17201 (init_dependency_caches): Init deps_obstack.
17202 (free_dependency_caches): Free deps_obstack.
17204 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17205 new scheduler dependencies lists.
17206 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17207 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17209 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17210 Update to use new scheduler dependencies lists.
17211 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17212 (debug_dependencies): Ditto.
17213 (schedule_region): Update comments.
17215 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17216 scheduler dependencies lists.
17217 (schedule_ebb): Update comments.
17219 * rtl.def (DEPS_LIST): Remove.
17221 * lists.c (unused_deps_list): Remove.
17222 (free_list): Update assertions.
17224 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17225 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17227 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17228 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17230 * haifa-sched.c (comments): Update.
17231 (insn_cost1): Remove. Inline the code into insn_cost ().
17232 (insn_cost): Update to use new scheduler dependencies lists. Move
17233 processing of the dependency cost to dep_cost ().
17234 (dep_cost): New function. Use it instead of insn_cost () when
17235 evaluating cost of the dependency. Use compatible interface to
17236 interact with the target.
17237 (priority): Update to use new scheduler dependencies lists.
17238 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17239 with greater number of insns that depend on the insn.
17240 (schedule_insn): Update to use new scheduler dependencies lists. Add
17241 code to free backward dependencies lists. Inline and optimize code
17242 from resolve_dep () - see PR28071.
17243 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17244 lists. Update call to targetm.sched.is_costly_dependence hook.
17246 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17247 scheduler dependencies lists.
17249 (resolve_dep): Remove. Move the logic to schedule_insn ().
17250 (init_h_i_d): Initialize dependencies lists.
17252 (process_insn_depend_be_in_spec): Rename to
17253 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17254 dependencies lists.
17255 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17256 Update to use new scheduler dependencies lists.
17257 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17259 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17260 new scheduler dependencies lists.
17261 (build_intra_loop_deps): Ditto.
17263 * target.h (struct _dep): Declare to use in
17264 gcc_target.sched.is_costly_dependence.
17265 (struct gcc_target.sched.adjust_cost): Fix typo.
17266 (struct gcc_target.sched.is_costly_dependence): Change signature to
17267 use single dep_t parameter instead of an equivalent triad.
17268 (struct gcc_target.sched.adjust_cost_2): Remove.
17270 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17272 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17274 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17276 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17278 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17279 (REG_DEP_TRUE): Document.
17281 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17282 Change signature to correspond to the targetm.sched.adjust_cost hook.
17283 Update use in TARGET_SCHED_ADJUST_COST_2.
17284 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17285 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17286 new scheduler dependencies lists.
17287 (ia64_gen_check): Ditto.
17289 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17290 scheduler dependencies lists.
17292 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17293 signature to correspond to the targetm.sched.is_costly_dependence hook.
17294 (is_costly_group): Update to use new scheduler dependencies lists.
17296 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17297 instead of INSN_COST () macro.
17299 2007-02-01 Ian Lance Taylor <iant@google.com>
17301 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17303 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17305 * pa.md (tp_load): Correct mfctl instruction syntax.
17307 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17309 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17310 altivec_padding_size calculation on AIX. Improve comment, add
17311 assert to verify that it's right.
17313 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17316 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17318 PR inline-asm/28686
17319 * global.c (global_alloc): Add mising initialization of
17322 2007-02-01 Roger Sayle <roger@eyesopen.com>
17324 * alias.c (init_alias_analysis): Correct whitespace.
17325 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17326 partition_hot_cold_basic_blocks): Likewise.
17327 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17328 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17329 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17330 fold_builtin_snprintf_chk, fold_builtin_printf,
17331 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17332 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17333 * cfgcleanup.c (cleanup_cfg): Likewise.
17334 * cfgexpand.c (tree_expand_cfg): Likewise.
17335 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17336 * function.c (get_next_funcdef_no): Likewise.
17337 * gengtype.c (main): Likewise.
17338 * genmodes.c (main): Likewise.
17339 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17340 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17341 * ifcvt.c (noce_emit_move_insn): Likewise.
17342 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17344 * stor-layout.c (get_best_mode): Likewise.
17345 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17346 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17347 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17348 perform_var_substitution, solve_graph): Likewise.
17349 * tree-vrp.c (vrp_finalize): Likewise.
17351 2007-02-01 Ian Lance Taylor <iant@google.com>
17353 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17354 high part of a paradoxical subreg, return a constant zero.
17356 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17358 * toplev.c (lang_dependent_init): Call init_set_costs.
17359 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17361 2007-02-01 Richard Guenther <rguenther@suse.de>
17363 PR middle-end/30656
17364 * fold-const.c (fold_negate_expr): Allow negating a
17365 constant if overflow does not change.
17367 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17369 * doc/c-tree.texi (Expression trees): Improve markup.
17370 * doc/tm.texi (Register Classes, Addressing Modes)
17371 (Floating Point): Fix spacing after abbreviations. Fix some
17374 2007-02-01 Ben Elliston <bje@au.ibm.com>
17376 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17377 * doc/contrib.texi: Likewise.
17378 * doc/install.texi: Likewise.
17380 2007-01-31 Richard Henderson <rth@redhat.com>
17381 Ian Lance Taylor <iant@google.com>
17383 * lower-subreg.c: New file.
17384 * rtl.def (CONCATN): Define.
17385 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17386 pass_lower_subreg2.
17387 * emit-rtl.c (update_reg_offset): New static function, broken out
17388 of gen_rtx_REG_offset.
17389 (gen_rtx_REG_offset): Call update_reg_offset.
17390 (gen_reg_rtx_offset): New function.
17391 * regclass.c: Revert patch of 2006-03-05, restoring
17393 (clear_reg_info_regno): New function.
17394 * dwarf2out.c (concatn_loc_descriptor): New static function.
17395 (loc_descriptor): Handle CONCATN.
17396 * common.opt (fsplit_wide_types): New option.
17397 * opts.c (decode_options): Set flag_split_wide_types when
17399 * timevar.def (TV_LOWER_SUBREG): Define.
17400 * rtl.h (gen_reg_rtx_offset): Declare.
17401 (reg_scan_update): Declare.
17402 * regs.h (clear_reg_info_regno): Declare.
17403 * tree-pass.h (pass_lower_subreg): Declare.
17404 (pass_lower_subreg2): Declare.
17405 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17406 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17407 -fsplit-wide-types.
17408 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17409 * Makefile.in (OBJS-common): Add lower-subreg.o.
17410 (lower-subreg.o): New target.
17412 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17414 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17416 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17419 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17421 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17423 PR middle-end/29335
17424 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17426 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17428 * cfgloop.h: Include vec-prim.h.
17429 (enum li_flags): Remove LI_ONLY_OLD.
17430 (loop_iterator): Changed.
17431 (fel_next, fel_init): Iterate over loop tree.
17432 (FOR_EACH_LOOP_BREAK): New macro.
17433 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17435 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17436 * modulo-sched.c (sms_schedule): Ditto.
17437 * tree-vectorizer.c (vectorize_loops): Ditto.
17438 * doc/loop.texi: Update information on loop numbering and behavior of
17439 FOR_EACH_LOOP wrto new loops.
17440 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17441 add_to_evolution_1): Test nestedness of loops instead of comparing
17443 * tree-chrec.c (chrec_fold_plus_poly_poly,
17444 chrec_fold_multiply_poly_poly, chrec_evaluate,
17445 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17446 reset_evolution_in_loop): Ditto.
17447 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17449 2007-01-31 Dirk Mueller <dmueller@suse.de>
17451 * c-common.c (warn_about_parentheses): Separate warning about
17452 un-parenthized sequence of comparison operators from the one
17453 which is supposed to warn about x <= y <= z.
17455 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17457 * optabs.h (enum optab_index): Add new OTI_isinf.
17458 (isinf_optab): Define corresponding macro.
17459 * optabs.c (init_optabs): Initialize isinf_optab.
17460 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17462 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17463 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17465 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17466 expand_builtin_interclass_mathfn.
17467 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17468 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17469 (fxam<mode>2_i387): New insn pattern.
17470 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17471 built-in functions as x87 inline asm.
17473 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17475 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17477 2007-01-30 Eric Christopher <echristo@apple.com>
17479 * config.gcc: Add geode.
17481 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17483 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17484 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17485 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17486 value-prof.c: Fix comment typos.
17488 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17491 * doc/invoke.texi (Wpointer-arith): Document warning.
17493 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17495 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17496 the list of discrepancies from the draft TR.
17498 2007-01-30 Dirk Mueller <dmueller@suse.de>
17501 * doc/invoke.texi (-Wreturn-type): Update description to
17502 match new behavior.
17504 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17506 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17508 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17510 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17511 to handle optabs that operate on floating point input argument and
17512 output to integer output.
17513 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17514 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17515 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17516 expand_builtin_interclass_mathfn ().
17517 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17518 (ilogbsi2): Remove.
17519 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17520 ilogbl built-in functions as x87 intrinsics.
17522 2007-01-30 Richard Guenther <rguenther@suse.de>
17524 PR middle-end/27657
17525 * dwarf2out.c (reference_to_unused): Query varpool if the
17526 variable was output.
17528 2007-01-30 Richard Guenther <rguenther@suse.de>
17530 PR middle-end/30313
17531 * passes.c (execute_one_pass): Reset in_gimple_form to not
17532 confuse non-unit-at-a-time mode.
17534 2007-01-29 Roger Sayle <roger@eyesopen.com>
17535 Richard Guenther <rguenther@suse.de>
17537 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17538 avoid undefined behaviour on overflow. Use force_fit_type_double
17539 to construct the constant with the specified TREE_OVERFLOW.
17541 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17543 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17544 * config/dfp-bit.h: Ditto.
17546 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17548 * c-decl.c (pop_scope): Replace warnings with call to
17549 warn_for_unused_label.
17550 * c-common.h (warn_for_unused_label): Declare.
17551 * c-common.c (warn_for_unused_label): Define.
17553 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17555 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17558 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17560 * Makefile.in (USER_H): Remove decfloat.h.
17561 * ginclude/decfloat.h: Delete, moving contents to ...
17562 * ginclude/float.h: Add support for decimal floating point,
17563 guarded by __STDC_WANT_DEC_FP__.
17565 2007-01-29 Mike Stump <mrs@apple.com>
17567 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17568 Analysis and Representation to resolve case insensitive conflict.
17569 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17571 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17573 * tree.h (struct tree_memory_tag): Add aliases member.
17574 (MTAG_ALIASES): New macro.
17575 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17576 (add_may_alias): Remove pointer-set. Update for may_aliases being
17578 (mark_aliases_call_clobbered): Update for may_aliases being a
17580 (compute_tag_properties): Ditto.
17581 (create_partition_for): Ditto.
17582 (compute_memory_partitions): Ditto.
17583 (dump_may_aliases_for): Ditto.
17584 (is_aliased_with): Ditto.
17585 (add_may_alias_for_new_tag): Ditto.
17586 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17587 (compute_is_aliased): New function.
17588 (compute_may_aliases): Call compute_is_aliased).
17589 (init_alias_info): Initialize alias_bitmap_obstack.
17590 (union_alias_set_into): New function.
17591 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17592 (have_common_aliases_p): Rewrite to take two bitmaps and use
17594 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17595 Update for bitmaps.
17596 (finalize_ref_all_pointers): Update for add_may_alias changes.
17597 (new_type_alias): Ditto.
17598 * tree-flow-inline.h (may_aliases): Return a bitmap.
17599 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17600 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17601 may_aliases being a bitmap.
17602 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17603 may_aliases now returns a bitmap.
17604 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17606 * tree-ssa-operands.c (add_virtual_operand): Update for
17607 may_aliases being a bitmap.
17609 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17611 PR tree-optimization/30630
17612 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17613 variable as changed.
17615 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17618 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17619 expanded only once even if an error occurs.
17621 2007-01-29 Ben Elliston <bje@au.ibm.com>
17623 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17624 (__gcov_average_profiler): Likewise.
17625 (__gcov_ior_profiler): Likewise.
17626 (__gcov_merge_ior): Likewise.
17628 2007-01-28 Jan Hubicka <jh@suse.cz>
17630 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17631 * value-prof.c (stringop_block_profile): Likewise.
17633 2007-01-28 Jan Hubicka <jh@suse.cz>
17635 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17636 Add variant handling histograms; add wrapper.
17637 (clear_storage_via_libcall): Export.
17638 (emit_block_move_hints): Break out from ...; add histograms.
17639 (emit_block_move): ... this one.
17640 (clear_storage_hints): Break out from ...; add histograms.
17641 (clear_storage): ... this one.
17642 (set_storage_via_memset): Handle histogram.
17643 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17644 (clear_storage_hints, clear_storage_via_libcall): Declare.
17645 (set_storage_via_setmem): Update prototype.
17646 * doc/md.texi (movmem, setmem): Document new arguments.
17648 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17649 Add new histograms.
17650 (stringop_block_profile): New global function.
17651 (tree_stringops_values_to_profile): Profile block size and alignment.
17652 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17654 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17655 (stringop_block_profile): Declare.
17656 * builtins.c: Include value-prof.h.
17657 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17658 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17659 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17660 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17661 * profile.c (instrument_values): Add new counters.
17662 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17664 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17665 (tree_init_edge_profiler): Build new profilers.
17666 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17667 (pass_tree_profile): Add dump.
17668 (tree_profile_hooks): Update.
17669 * Makefile.in (LIBGCOV): Add new constants.
17670 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17671 __gcov_ior_profiler): New.
17672 * i386.md (movmem/setmem expanders): Add new optional arguments.
17674 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17676 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17678 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17680 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17681 (tree_unswitch_single_loop): Pass eni_size_weights to
17682 tree_num_loop_insns.
17683 * tree-ssa-loop-manip.c: Include tree-inline.h.
17684 (can_unroll_loop_p): Pass eni_size_weights to
17685 tree_num_loop_insns.
17686 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17687 Pass eni_size_weights to estimate_num_insns.
17688 * tree.h (init_inline_once): Export.
17689 * toplev.c (backend_init): Call init_inline_once.
17690 * cgraphunit.c (cgraph_process_new_functions,
17691 cgraph_analyze_function): Pass eni_inlining_weights to
17692 estimate_num_insns.
17693 * ipa-inline.c (compute_inline_parameters): Ditto.
17694 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17695 to estimate_num_insns.
17696 (try_unroll_loop_completely): Pass eni_size_weights to
17697 tree_num_loop_insns.
17698 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17699 ot estimate_num_insns.
17700 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17701 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17702 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17703 eni_time_weights): New variables.
17704 (init_inline_once): Initialize them.
17705 (struct eni_data): Mew.
17706 (estimate_num_insns_1, estimate_num_insns): Use weights.
17707 * tree-inline.h (struct eni_weights_d): New.
17708 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17709 (estimate_num_insns): Declaration changed.
17710 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17711 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17712 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17714 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17716 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17717 relations in the conflict function is valid.
17719 2007-01-27 Ian Lance Taylor <iant@google.com>
17721 * common.opt: Add fstrict-overflow.
17722 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17723 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17724 (TYPE_OVERFLOW_UNDEFINED): Define.
17725 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17727 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17728 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17729 (fold_negate_expr): Likewise.
17730 (make_range): Likewise.
17731 (extract_muldiv_1): Likewise.
17732 (maybe_canonicalize_comparison): Likewise.
17733 (fold_comparison): Likewise.
17734 (fold_binary): Likewise.
17735 (tree_expr_nonnegative_p): Likewise.
17736 (tree_expr_nonzero_p): Likewise.
17737 * tree-vrp.c (compare_values): Likewise.
17738 (extract_range_from_binary_expr): Likewise.
17739 (extract_range_from_unary_expr): Likewise.
17740 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17742 (nowrap_type_p): Likewise.
17743 * tree-scalar-evolution.c (simple_iv): Likewise.
17744 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17745 (build_range_check): Likewise.
17746 (extract_muldiv_1): Likewise.
17747 (fold_comparison): Likewise.
17748 * tree-vrp.c (vrp_int_const_binop): Likewise.
17749 (extract_range_from_unary_expr): Likewise.
17750 * convert.c (convert_to_integer): Likewise.
17751 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17752 (fold_comparison): Likewise.
17753 (fold_binary): Likewise.
17754 * optabs.c (optab_for_tree_code): Likewise.
17755 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17756 * simplify-rtx.c (simplify_const_relational_operation): Check
17757 flag_strict_overflow and flag_trapv.
17758 (simplify_const_relational_operation): Likewise.
17759 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17760 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17763 2007-01-27 Roger Sayle <roger@eyesopen.com>
17765 * tree.c (tree_fold_gcd): Delete.
17766 * tree.h (tree_fold_gcd): Remove prototype.
17767 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17768 test whether one constant integer is a multiple of another. Instead
17769 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17770 * fold-const.c (multiple_of_p): We've determined both TOP and
17771 BOTTOM are integer constants so we can call int_const_binop directly
17772 instead of the more generic const_binop.
17774 2007-01-27 Roger Sayle <roger@eyesopen.com>
17776 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17777 1*X check that the constant hasn't overflowed, to preserve the
17779 (round_up): Provide an efficient implementation when rouding-up an
17780 INTEGER_CST to a power-of-two.
17782 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17784 * doc/sourcebuild.texi: Add comma for clarity.
17785 * doc/extend.texi: Fix some typos.
17786 * doc/passes.texi: Likewise.
17787 * doc/cppinternals.texi: Likewise.
17788 * doc/c-tree.texi: Likewise.
17789 * doc/tree-ssa.texi: Likewise.
17790 * doc/install.texi: Likewise.
17792 2007-01-27 Jan Hubicka <jh@suse.cz>
17794 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17795 (pass_sra): Do not require alias information.
17796 * passes.c (init_optimization_passes): Add SRA
17798 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17800 * tracer.c (rest_of_handle_tracer): We already cleaned
17801 up the CFG in tracer() so don't do it here again.
17802 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17803 cleanup_cfg here, either. And don't call renumber_insns.
17805 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17806 and BB_HEAD are in the insn stream here. Instead make sure
17807 that BB_INSN is valid on all insns. Also, do check here that
17808 there are no pending branch predictions...
17809 (rtl_verify_flow_info): ...instead of doing it here. Checks
17810 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17813 2007-01-26 Roger Sayle <roger@eyesopen.com>
17815 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17816 function to simplify/factorize operand order canonicalization.
17817 (ix86_fixup_binary_operands): Reorganize using the above function.
17818 (ix86_binary_operator_ok): Likewise.
17820 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17822 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17823 file scope from optimize_attrs.
17824 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17826 (optimize_attrs): Clear insn_code_values after freeing it.
17828 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17830 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17831 a parts.base assignment.
17833 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17835 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17836 (compute_subscript_distance, initialize_data_dependence_relation,
17837 finalize_ddr_dependent, analyze_ziv_subscript,
17838 analyze_siv_subscript_cst_affine,
17839 compute_overlap_steps_for_affine_univar,
17840 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17841 analyze_siv_subscript, analyze_miv_subscript,
17842 analyze_overlapping_iterations, subscript_dependence_tester_1,
17843 compute_self_dependence, free_dependence_relation): Work
17844 with affine_fn instead of chrecs.
17845 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17846 common_affine_function, affine_function_base,
17847 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17848 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17849 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17850 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17851 (all_chrecs_equal_p): Removed.
17852 * tree-data-ref.h (affine_fn, conflict_function): New types.
17853 (struct subscript): Change type of conflicting_iterations_in_a
17854 and conflicting_iterations_in_b.
17856 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17859 * config/pa/pa.h (TARGET_HPUX_11): New.
17860 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17861 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17863 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17864 Richard Guenther <rguenther@suse.de>
17866 * tree-ssa-structalias.c (solve_graph): Handle case
17867 we merged the variable to another.
17869 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17871 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17874 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17875 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17877 2007-01-25 DJ Delorie <dj@redhat.com>
17879 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17880 allow changes to modes which don't fit in those registers.
17882 * reload1.c (choose_reload_regs): Check for invalid subregs before
17883 computing their locations, not after.
17885 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17888 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17889 save Altivec registers in an eh_return function.
17890 (compute_vrsave_mask): Likewise.
17891 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17892 for saving Altivec registers.
17893 (rs6000_emit_prologue): Don't allocate stack twice in
17894 eh_return function. Correct expected value of altivec_save_offset
17895 when using save_world. Describe save of R0 to stack when using
17896 save_world. Describe stack pointer adjustment when using
17897 save_world. Remove duplicated eh_return parameter register saving.
17898 Update sp_offset variable after save_world.
17899 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17901 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17902 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17905 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17907 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17909 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17912 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17913 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17915 2007-01-25 Richard Guenther <rguenther@suse.de>
17917 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17918 * common.opt (-Wcoverage-mismatch): New warning option.
17919 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17920 if -Wcoverage-mismatch is given.
17922 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17924 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17925 (ipcp_driver): Change to static definition.
17926 Add dumping of the ifunctions.
17927 (constant_val_insert): Remove unused parameter. Support for SSA.
17928 (ipcp_propagate_const): Support for SSA.
17929 (ipcp_profile_bb_print): Print only analyzed nodes.
17930 (ipcp_replace_map_create): Remove support for Fortran constant
17932 * ipa-prop.c (ipa_method_modify_stmt,
17933 ipa_callsite_compute_param): Support for SSA.
17934 * ipa-prop.h (ipcp_driver): Remove declaration.
17935 (IS_VALID_TREE_MAP_INDEX): Add define.
17937 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17939 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17941 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17943 PR middle-end/30447
17944 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17945 constant argument to cabs and do it without checking for
17946 -funsafe-math-optimizations.
17948 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17950 * c-common.h (RID_FIRST_CXX0X): New.
17951 (RID_LAST_CXX0X): New.
17952 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17954 * c.opt (Wc++0x-compat): New.
17955 * doc/invoke.texi (-Wc++0x-compat): Document.
17957 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17959 * builtins.c (fold_builtin_carg): New.
17960 (fold_builtin_1): Use it.
17962 2007-01-24 Jan Hubicka <jh@suse.cz>
17964 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17966 * ipa-inline.c (initial_insns, max_insns): Delete.
17967 (compute_max_insns): New function.
17968 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17969 amount of insns as base for code growth.
17970 (cgraph_decide_inlining): Make initial_insns local; do not compute
17972 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17973 * doc/invoke.texi (inline-unit-growth): Update docs.
17975 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17977 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17978 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17979 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17980 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17981 for CPUs that have PTA_CX16 set.
17983 PR middle-end/27416
17984 * gimplify.c (omp_check_private): New function.
17985 (gimplify_scan_omp_clauses): Use it for
17986 firstprivate/lastprivate/reduction.
17988 PR middle-end/30494
17989 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17990 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17992 PR middle-end/30421
17993 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17994 If lower_lastprivate_clauses emits some statements, append them
17995 to dlist rather than body_p and to body_p append an initializer.
17996 (lower_omp_for): Adjust caller.
17998 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18000 * target.h (globalize_decl_name): New.
18001 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18002 * output.h (default_globalize_decl_name): New.
18003 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18005 (globalize_decl): Ditto.
18006 (default_globalize_decl_name): New.
18007 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18008 (ia64_handle_version_id_attribute): New.
18009 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18010 (ia64_asm_output_external): Use globalize_decl_name instead
18011 of globalize_label.
18012 * doc/extend.texi (version_id): New pragma.
18013 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18015 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18017 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18018 _uleb128_t and _Unwind_SWord with _sleb128_t.
18019 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18020 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18022 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18023 * unwind-pe.h (read_uleb128, read_sleb128,
18024 read_encoded_value_with_base): Likewise.
18025 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18027 2007-01-24 Richard Guenther <rguenther@suse.de>
18029 * builtins.c (expand_builtin_cexpi): Get the fndecl
18030 for cexp in the correct way.
18032 2007-01-24 Jan Hubicka <jh@suse.cz>
18034 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18039 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18040 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18041 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18042 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18043 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18044 __SIZEOF_PTRDIFF_T__.
18045 * doc/cpp.texi: Documentation for the new builtin macros added.
18047 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18049 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18050 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18051 instead of operands[2] to avoid access past the end of array.
18053 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18055 * reload1.c (emit_reload_insns): Pass the reload register
18056 for a non-spill output reload through forget_old_reloads_1.
18058 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18060 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18061 _SOFT_DOUBLE if doubles use software floating-point.
18062 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18063 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18064 * config/rs6000/darwin-ldouble.c: Also compile functions for
18065 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18066 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18067 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18068 commented-out long double override.
18069 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18070 * config/rs6000/eabispe.h: Likewise.
18071 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18072 long double for non-SPE.
18073 (rs6000_handle_option): Likewise.
18074 (invalid_e500_subreg): Disallow more subregs involding DImode,
18075 DFmode, TImode or TFmode.
18076 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18078 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18080 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18081 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18083 (rs6000_legitimate_address): Also check for TFmode for E500
18085 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18086 (spe_build_register_parallel): Handle TFmode and TCmode.
18087 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18089 (function_arg): Handle TFmode and TCmode for E500 double.
18090 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18092 (print_operand): Handle TFmode and TImode for %y.
18093 (rs6000_generate_compare): Handle TFmode comparisons for E500
18095 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18096 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18097 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18098 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18099 TFmode for E500 double.
18100 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18101 (floatsidf2): Enable for E500 double.
18102 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18103 (extenddftf2): Change to extenddftf2_fprs.
18104 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18105 depending on TARGET_E500_DOUBLE.
18106 (extendsftf2): Enable for E500 double.
18107 (trunctfdf2): Enable for E500 double.
18108 (trunctfsf2): Change to trunctfsf2_fprs.
18109 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18110 depending on TARGET_E500_DOUBLE.
18111 (floatsitf2): Enable for E500 double.
18112 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18113 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18114 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18115 (negtf2): Change to negtf2_internal.
18116 (negtf2): New expander.
18117 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18118 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18119 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18120 (movdi_internal32): Use rs6000_nonimmediate_operand.
18121 (unnamed splitter): Likewise.
18122 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18123 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18124 (SPE64TF, DITI): New mode macros.
18125 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18128 (frob_<mode>_di_2): New.
18129 (frob_tf_di_8_2): New.
18130 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18132 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18134 (frob_ti_<mode>_8_2): New.
18135 (frob_ti_tf_2): New.
18136 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18137 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18139 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18140 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18141 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18142 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18143 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18144 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18147 2007-01-23 Ian Lance Taylor <iant@google.com>
18149 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18151 (OBJS-archive): Reformat, alphabetize.
18152 (OBJS): Change out_object_file to OBJS-md.
18154 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18156 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18157 JUMP_P and CALL_P predicates where applicable.
18158 * config/i386/i386.c: Ditto.
18159 * config/i386/i386.md: Ditto.
18160 * config/i386/mmx.md: Ditto.
18161 * config/i386/predicates.md: Ditto.
18163 2007-01-22 Andreas Schwab <schwab@suse.de>
18165 * config/m68k/m68k.h: Fix comment.
18167 2007-01-22 Jan Hubicka <jh@suse.cz>
18169 * passes.c (init_optimization_passes): Do not rerun
18170 pass_early_warn_uninitialized.
18172 2007-01-22 Richard Guenther <rguenther@suse.de>
18174 PR tree-optimization/30038
18175 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18177 (execute_cse_sincos_1): Likewise.
18178 (execute_cse_sincos): Likewise.
18179 (gate_cse_sincos): Likewise.
18180 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18181 the cexpi() canonicalization of sincos().
18182 * tree-pass.h (pass_cse_sincos): Declare.
18183 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18185 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18187 PR rtl-optimization/29329
18188 * combine.c (replaced_rhs_insn): Rename to i2mod.
18189 (replaced_rhs_value): Rename to i2mod_new_rhs.
18190 (i2mod_old_rhs): New global variable.
18191 (combine_instructions): Adjust for above change. Save a copy of
18192 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18193 note are substituted in the second instruction.
18194 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18195 ditch the note if it pertains to the second eliminated register
18196 and this register is mentioned in i2mod_old_rhs.
18199 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18201 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18202 the insn to which the note was originally attached.
18204 2007-01-21 Jan Hubicka <jh@suse.cz>
18206 * ipa-inline.c (inlining_mode): Comment, move up.
18207 (cgraph_decide_inlining_incrementally): Do not perform inlining
18208 itself; fix handling of flattening of self recursive functions.
18209 (cgraph_find_cycles): Remove.
18210 (cgraph_flatten_node): Remove.
18211 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18212 (try_inline): New function.
18213 (cgraph_early_inlining): Update call of
18214 cgraph_decide_inlining_incrementally. Apply inlining here.
18215 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18217 2007-01-21 Dirk Mueller <dmueller@suse.de>
18220 * tree-vrp.c (check_array_bounds): do not warn
18221 about ADDR_EXPR's of ARRAY_REF's which are immediately
18222 used in binary expressions.
18224 2007-01-21 Ira Rosen <irar@il.ibm.com>
18226 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18227 read_write_dep and macros for its access.
18228 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18229 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18230 argument, call vect_check_interleaving for every independent pair of
18231 data-refs. Mark loads that access the same memory location as a store
18233 (vect_check_dependences): Remove.
18234 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18235 call, fix the call to vect_analyze_data_ref_dependence.
18236 (vect_analyze_data_ref_access): For statements that access the same
18237 data-ref, check that they are not stores; for loads, check that there
18238 is no store that access the same location.
18240 2007-01-20 Roger Sayle <roger@eyesopen.com>
18241 Joseph Myers <joseph@codesourcery.com>
18243 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18244 (-fdump-rtl-stack): Likewise.
18245 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18246 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18247 (-mpt-fixed): Use @minus{} for minus sign.
18248 (Using Precompiled Headers): Fix under/overfull hbox.
18250 2007-01-20 Jan Hubicka <jh@suse.cz>
18252 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18253 place within annotation.
18255 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18257 * pa.c (output_move_double): Change array size of xoperands to 4.
18259 2007-01-20 Jan Hubicka <jh@suse.cz>
18261 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18264 2007-01-19 Ian Lance Taylor <iant@google.com>
18266 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18267 constant to unsigned HOST_WIDE_INT before negating.
18269 2007-01-19 Ian Lance Taylor <iant@google.com>
18271 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18273 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18274 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18275 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18276 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18277 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18278 (realloc_vdef, realloc_vuse): Change second parameter to
18280 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18281 fields to unsigned.
18282 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18283 unsigned. Change x and lim locals to unsigned.
18284 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18286 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18287 (copy_virtual_operands): Change i and n locals to unsigned.
18289 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18291 PR middle-end/29335
18292 * builtins.c (fold_builtin_1): Handle builtin fdim.
18294 2007-01-20 Jan Hubicka <jh@suse.cz>
18296 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18297 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18298 init_alias_heapvars.
18299 (init_alias_heapvars): Initialize only when not already initialized.
18300 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18302 2007-01-19 Roger Sayle <roger@eyesopen.com>
18304 * common.opt (fsigned-zeros): New command line option.
18305 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18306 of flag_unsafe_math_optimizations.
18307 * opts.c (set_fast_math_flags): The -ffast-math command line option
18308 implies -fno-signed-zeros.
18309 (fast_math_flags_set_p): Likewise.
18311 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18312 the documentation of -ffast-math appropriately. Wrap long lines.
18314 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18316 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18317 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18319 2007-01-19 Tomas Bily <tbily@suse.cz>
18321 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18323 (tree_init_ic_make_global_vars): New function
18324 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18325 (tree_gen_ic_profiler): New function
18326 (tree_gen_ic_func_profiler): New function
18327 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18328 (tree_profile_hooks): Added hook for indirec/virtual calls
18329 * value-prof.c (tree_find_values_to_profile): New case for
18331 (tree_values_to_profile): Call for determining indirect/virtual
18333 (tree_indirect_call_to_profile): New function
18334 (tree_ic_transform): New function
18335 (tree_ic): New function
18336 (find_func_by_pid): New function
18337 (init_pid_map): New function
18338 (tree_value_profile_transformations): Added check for
18339 indirect/virtual call transformation
18340 * value-prof.h (enum hist_type): New counter type for
18341 indirect/virtual calls
18342 (profile_hooks): Added new hook for profiling indirect/virtual
18344 * profile.c (instrument_values): New case for indirect/virtual
18346 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18347 (GCOV_COUNTER_V_INDIR): New counter type
18348 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18349 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18351 * cgraph.c: Definition of cgraph_max_pid
18352 (cgraph_create_node): Default init of pid attribute
18353 * cgraph.h: Declaration of cgraph_max_pid
18354 (struct cgraph_node): Added pid attribute
18355 * libgcov.c (__gcov_indirect_call_profiler): New function
18356 (__gcov_one_value_profiler_body): New function
18357 (__gcov_one_value_profiler): Body was moved to
18358 __gcov_one_value_profiler_body and calls it
18360 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18362 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18363 * gengtype.c (write_types_data, write_func_for_structure,
18364 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18365 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18366 (walk_type, write_func_for_structure): Generate the mark_hook if
18369 2007-01-19 Jan Hubicka <jh@suse.cz>
18371 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18372 'early' argument take inlining mode argument specifying whether to
18373 inline for size/speeed or all functions; add support for flattening;
18375 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18377 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18380 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18381 the name of the declared identifier.
18383 2007-01-19 Dirk Mueller <dmueller@suse.de>
18385 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18386 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18387 duplicate evaluation.
18389 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18391 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18392 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18393 to XFMode, use acosxf2 and truncate result to requested mode.
18394 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18395 (asin<mode>2): Similarly, with asin expanders.
18396 (*fscalexf4_i387): Rename from *fscalexf4.
18397 (expNcorexf3): New expander.
18398 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18399 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18400 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18401 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18402 patterns for SSE math.
18403 (exp10<mode>2): Similarly, with exp10 expanders.
18404 (exp2<mode>2): Similarly, with exp2 expanders.
18405 (expm1<mode>2): Similarly, with expm1 expanders.
18406 (ldexp<mode>3): Similarly, with ldexp expanders.
18407 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18408 Use gen_truncxf<mode>2_i387_noop to truncate result.
18410 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18412 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18413 for ColdFire targets.
18415 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18416 Richard Sandiford <richard@codesourcery.com>
18418 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18419 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18420 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18421 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18422 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18423 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18427 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18428 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18429 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18430 (*adddi_dilshr32_cf): New pattern.
18431 (adddi3, subdi3): Remove first alternatives.
18433 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18435 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18436 implemented using move.l, do not use its cc result for floating-point
18439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18441 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18442 from accepting 's' constraints if flag_pic.
18444 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18446 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18447 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18448 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18449 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18451 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18453 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18454 ColdFire alternatives.
18455 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18456 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18457 architectures that support ff1 instruction.
18459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18460 Julian Brown <julian@codesourcery.com>
18462 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18463 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18464 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18467 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18469 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18471 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18472 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18473 HOST_WIDE_INT instead of an rtx.
18474 (m68k_rtx_costs): Update call accordingly.
18475 (output_move_const_into_data_reg): Likewise. Fix formatting.
18476 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18478 (output_move_simode_const): Update calls after above changes.
18479 Rework to use automatic variables and predicates like MEM_P.
18480 * config/m68k/m68k.md (pushexthisi_const): Update call to
18483 2007-01-19 Dirk Mueller <dmueller@suse.de>
18485 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18486 in dump_flags test.
18488 2007-01-19 Richard Guenther <rguenther@suse.de>
18490 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18491 via cexp in case sincos is not available.
18493 2007-01-19 Richard Guenther <rguenther@suse.de>
18495 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18496 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18497 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18498 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18499 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18500 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18501 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18502 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18504 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18506 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18508 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18509 (atan2xf3): Directly generate RTL pattern.
18510 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18511 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18512 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18513 disable patterns for SSE math.
18514 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18515 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18516 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18517 disable patterns for SSE math.
18519 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18521 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18523 2007-01-18 Roger Sayle <roger@eyesopen.com>
18525 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18526 VIEW_CONVERT_EXPR to the same type as it's operand.
18528 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18530 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18531 configured for long double 128.
18533 2007-01-18 Mike Stump <mrs@apple.com>
18535 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18538 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18540 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18543 2007-01-18 Jan Hubicka <jh@suse.cz>
18545 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18546 greater than NUM_VOP_FREE_BUCKETS.
18548 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18550 * tree-ssa-structalias.c: Update comments.
18551 (ptabitmap_obstack): Removed.
18552 (pta_obstack): New.
18553 (oldpta_obstack): Ditto.
18554 (stats): Add a few members.
18555 (struct variable_info): Remove node, complex, address_taken, and
18556 indirect_target members. Add oldsolution member.
18557 (new_var_info): Do not initialize removed members.
18558 (constraint_expr_type): Remove INCLUDES.
18559 (constraint_graph): Add size, implicit_preds, rep,
18560 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18561 (FIRST_REF_NODE): New macro.
18562 (LAST_REF_NODE): Ditto.
18563 (FIRST_ADDR_NODE): Ditto.
18564 (find): New function.
18566 (dump_constraint): Do not handle INCLUDES.
18567 (insert_into_complex): Do not insert duplicate constraints.
18568 (condense_varmap_nodes): Renamed and rewritten into ...
18569 (merge_node_constraints): This. Also fix bug in handling of
18570 offseted copy constraints.
18571 (clear_edges_for_node): No longer need to deal with preds at all,
18572 or removing associated preds/succs.
18573 (merge_graph_nodes): Deal with indirect_cycles.
18574 Don't deal with predecessors.
18575 (add_implicit_graph_edge): New function.
18576 (add_pred_graph_edge): Ditto.
18577 (add_graph_edge): Don't deal with predecessors.
18578 (build_constraint_graph): Removed.
18579 (build_pred_graph): New function.
18580 (build_succ_graph): Ditto.
18581 (struct scc_info): Removed in_component. Added roots, dfs, and
18582 node_mapping. Remove visited_index, unification_queue.
18583 (scc_visit): Deal with union-find we do now.
18584 Deal with cycles with REF nodes.
18585 (collapse_nodes): Renamed and rewritten to ...
18586 (unify_nodes): This.
18587 (process_unification_queue): Removed.
18588 (topo_visit): Cleanup
18589 (do_da_constraint): Use find.
18590 (do_sd_constraint): Ditto.
18591 (do_ds_constraint): Ditto.
18592 (do_complex_constraint): Ditto.
18593 (init_scc_info): Update for removed and added members.
18594 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18595 (find_indirect_cycles): This.
18596 (equivalence_class): New variable.
18597 (label_visit): New function.
18598 (perform_variable_substitution): Rewritten.
18599 (free_var_substitution_info): New function.
18600 (find_equivalent_node): Ditto.
18601 (move_complex_constraints): Ditto.
18602 (eliminate_indirect_cycles): Ditto.
18603 (solve_graph): Only propagate changed bits.
18604 Use indirect cycle elimination.
18606 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18607 (tree_id_eq): Renamed to ...
18608 (tree_vi_eq): This. Update for member change
18609 (insert_id_for_tree): Renamed and rewritten to ...
18610 (insert_vi_for_tree): This.
18611 (lookup_id_for_tree): Renamed and rewritten to ...
18612 (lookup_vi_for_tree): This.
18613 (get_id_for_tree): Renamed and rewritten to ...
18614 (get_vi_for_tree): Ditto.
18615 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18616 (process_constraint): Don't handle INCLUDES.
18617 Remove special ADDRESSOF case.
18618 (find_func_aliases): Rewrite to use vi functions instead of id
18620 (create_function_info_for): Ditto.
18621 (create_variable_info_for): Ditto.
18622 (intra_create_variable_infos): Ditto.
18623 (merge_smts_into): Ditto.
18624 (find_what_p_points_to): Ditto.
18625 (init_base_vars): Ditto.
18626 (init_alias_vars): Ditto.
18627 (remove_preds_and_fake_succs): New function.
18628 (dump_sa_points_to_info): Dump new stats.
18629 (dump_solution_for_var): Use find.
18630 (set_used_smts): Fix formatting.
18631 (compute_points_to_sets): Updated for new functions.
18632 (ipa_pta_execute): Ditto.
18634 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18635 Richard Sandiford <richard@codesourcery.com>
18637 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18639 * calls.c (expand_call): If the return value is a PARALLEL,
18640 extract its first member.
18641 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18642 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18643 use FUNCTION_EXTRA_EPILOGUE.
18644 (m68k_function_value): Return a PARALLEL if the return value
18645 is of a pointer type.
18646 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18647 (FUNCTION_EXTRA_EPILOGUE): Remove.
18648 * config/m68k/m68k.md (D0_REG): New constant.
18650 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18652 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18653 output a NOP for empty epilogues.
18655 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18657 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18658 before function. Extend register save check to include all
18659 registers, not just integer ones.
18661 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18663 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18664 (m68k_use_return_insn): ...this.
18665 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18666 * config/m68k/m68k.c (use_return_insn): Rename to...
18667 (m68k_use_return_insn): ...this.
18668 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18669 of USE_RETURN_INSN.
18671 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18673 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18674 nearest even, fix denormal rounding overflow.
18676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18678 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18679 f%$smove and f%$move.
18680 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18681 (extendsfdf2_cf): Use fdmove instead of f%&move.
18682 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18683 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18685 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18687 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18690 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18692 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18693 (coldfire_single_format): Declare.
18694 (coldfire_double_format): Likewise.
18695 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18696 of qnan_msb_set to determine the lower bits of a canonical
18698 (encode_ieee_double): Likewise.
18699 (encode_ieee_quad): Likewise.
18700 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18701 (mips_single_format): Likewise.
18702 (ieee_double_format): Likewise.
18703 (mips_double_format): Likewise.
18704 (ieee_extended_motorola_format): Likewise.
18705 (ieee_extended_intel_96_format): Likewise.
18706 (ieee_extended_intel_128_format): Likewise.
18707 (ieee_extended_intel_96_round_53_format): Likewise.
18708 (ibm_extended_format): Likewise.
18709 (mips_extended_format): Likewise.
18710 (ieee_quad_format): Likewise.
18711 (mips_quad_format): Likewise.
18712 (vax_f_format): Likewise.
18713 (vax_d_format): Likewise.
18714 (vax_g_format): Likewise.
18715 (i370_single_format): Likewise.
18716 (i370_double_format): Likewise.
18717 (decimal_single_format): Likewise.
18718 (decimal_double_format): Likewise.
18719 (decimal_quad_format): Likewise.
18720 (c4x_single_format): Likewise.
18721 (c4x_extended_format): Likewise.
18722 (real_internal_format): Likewise.
18723 (coldfire_single_format): New real_format.
18724 (coldfire_double_format): Likewise.
18725 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18726 canonical_nan_lsbs_set.
18727 (pdp11_d_format): Likewise.
18728 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18729 if TARGET_COLDFIRE_CPU.
18731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18733 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18734 (output_call, m68k_legitimize_call_address): Declare.
18735 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18736 parenthesees. Add support for a 'W' constraint.
18737 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18738 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18739 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18740 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18742 (override_options): Initialize them. Do not set flag_no_function_cse
18743 for TARGET_ID_SHARED_LIBRARY.
18744 (m68k_output_pic_call): Delete.
18745 (m68k_legitimize_call_address): New function.
18746 (print_operand): Remove the %o prefix. Handle the %p prefix.
18747 (output_call): New function.
18748 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18749 target address from the GOT if symbolic jumps are not allowed.
18750 * config/m68k/m68k.md (call, general_operand): Do not set
18751 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18752 Merge separate flag_pic and !flag_pic define_insns into...
18753 (*call, *call_value): ...these new patterns. Match the address
18754 rather than the containing MEM and require it to be a call_operand.
18755 Use output_call to generate the asm template.
18756 * config/m68k/predicates.md (const_call_operand): New predicate.
18757 (call_operand): Likewise.
18759 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18761 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18762 (STACK_GROWS_DOWNWARD): Define to 1.
18763 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18764 comments, emphasizing that these values are only defaults.
18765 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18766 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18768 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18770 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18772 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18773 Richard Sandiford <richard@codesourcery.com>
18775 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18776 (FP_REGNO_P): New macros.
18777 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18778 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18779 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18780 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18782 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18784 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18785 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18787 * config/m68k/t-floatlib: New file, extracting common code from...
18788 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18789 * config/m68k/t-uclinux: Here.
18790 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18791 routines on ColdFire targets.
18793 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18795 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18796 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18797 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18798 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18799 explicitly set MOTOROLA to 1.
18800 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18802 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18803 Nathan Sidwell <nathan@codesourcery.com>
18805 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18806 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18807 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18808 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18809 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18810 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18811 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18812 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18813 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18814 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18815 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18816 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18817 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18818 (DBX_REGISTER_NUMBER): Delete.
18819 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18820 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18821 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18825 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18826 * config/flat.h: New file.
18827 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18828 OBJECT_FORMAT_FLAT.
18829 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18830 indirect references for -msep-data or -mid-shared-library.
18831 Do not use PC-relative code addresses either.
18832 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18834 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18835 for shared libraries and crt1.o for executables. Use crti.o and
18837 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18838 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18839 Do not add -elf2flt or -shared-lib-id options here.
18840 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18841 Pass -shared-lib-id if -mid-shared-library, taking the library
18842 identifier from -mshared-library-id if given, otherwise
18844 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18845 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18846 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18847 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18848 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18849 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18851 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18852 jump sequence for ISA A and ISA A+.
18853 (PICJUMP): Likewise.
18855 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18857 * config.gcc (m68k-*-uclinux*): Base the port on the common
18858 and m68k GNU/Linux files rather than on the generic ELF ones.
18859 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18860 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18862 2007-01-18 Julian Brown <julian@codesourcery.com>
18863 Richard Sandiford <richard@codesourcery.com>
18865 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18866 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18867 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18869 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18870 80 unconditionally.
18871 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18875 * doc/install.texi: Document m68k-uclinuxoldabi.
18876 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18877 * config/m68k/uclinux-oldabi.h: New file, copied from
18878 config/m68k/uclinux.h.
18880 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18882 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18883 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18884 (m32r_compute_frame_size): Use unsigned for regno.
18885 (m32r_reload_lr): Use gen_frame_mem.
18887 (m32r_output_function_epilogue): Don't output the function epilogue
18889 (m32r_expand_epilogue): New.
18890 (direct_return): Return false if the function has the interrupt
18892 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18893 * config/m32r/m32r.md (epilogue): New expander.
18894 (return_lr, return_rte): New insns.
18895 (return): Make it expander.
18896 (return_normal): New expander.
18898 2007-01-18 Josh Conner <jconner@apple.com>
18901 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18902 support for UNLE, UNLT, UNGE, and UNGT.
18904 2007-01-18 Jan Hubicka <jh@suse.cz>
18906 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18907 * tree-tailcall (add_virtual_phis): Likewise.
18908 (optimize_tail_call): Return TODOs.
18909 (execute_tail_calls): Return TODOs.
18910 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18911 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18913 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18914 Cleanup cfg using TODO.
18915 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18916 * passes.c (execute_function_todo): When cleanup did something, remove
18918 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18919 (make_edges): Don't cleanup_cfg.
18921 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18923 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18924 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18925 operate on the top of stack.
18926 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18927 register handling of instructions that output to the second
18929 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18930 (move_for_stack_reg): Special-case check for dead destination
18931 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18933 * config/i386/i386.md (UNSPEC_TAN): New constant.
18934 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18935 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18936 to correctly model move of constant 1.0 to top stack slot.
18937 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18938 (unnamed peephole2 pattern): Remove corresponding peephole2
18939 pattern that optimizes tan insn and loading of constant 1.0.
18940 (tanxf2): Use fptanxf4_i387.
18941 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18942 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18943 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18944 disable patterns for SSE math.
18945 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18946 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18948 2007-01-18 Dirk Mueller <dmueller@suse.de>
18949 Richard Guenther <rguenther@suse.de>
18952 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18953 * common.opt (Warray-bounds): Add new warning option.
18954 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18956 * Makefile.in: make tree-vrp.o depend on toplev.h
18957 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18959 (check_array_refs, check_array_bounds, check_array_ref): New.
18961 2007-01-18 Jan Hubicka <jh@suse.cz>
18963 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18964 (execute_ssa_ccp): Return flags conditionally.
18965 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18967 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18969 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18971 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18972 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18974 * Makefile.c (GTFILES): Add cfglayout.h.
18975 * gengtype.c (open_base_files): Likewise.
18976 * cfglayout.c (cfg_layout_function_footer,
18977 cfg_layout_function_header) Reindent to make gengtype happy.
18978 * cfglayout.h (cfg_layout_function_footer,
18979 cfg_layout_function_header): Add GTY(()) marker.
18981 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18983 2007-01-18 Ben Elliston <bje@au.ibm.com>
18985 * genautomata.c (write_automata): Include xstrerror output in the
18986 error message if writing the DFA description file fails.
18988 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18990 * config/mips/mips-protos.h (mips_output_external): Make it
18992 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18993 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18994 (extern_list): Likewise.
18995 (extern_head): Likewise.
18996 (TARGET_ASM_FILE_END): Likewise.
18997 (mips_file_end): Likewise.
18998 (mips_output_external): Rewritten.
19000 2007-01-18 Ben Elliston <bje@au.ibm.com>
19002 * genpreds.c (write_insn_preds_c): Only write out the function
19003 body for regclass_for_constraint if we have register constraints.
19005 2007-01-17 Tom Tromey <tromey@redhat.com>
19007 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19008 * doc/install.texi (Testing): Use sourceware.org.
19009 (Binaries): Likewise.
19010 (Specific): Likewise.
19011 * doc/contrib.texi (Contributors): Use sourceware.org.
19013 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19015 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19016 (AVR_ENHANCED): Rename to ...
19017 (AVR_HAVE_MUL): ... new.
19018 (avr_enhanced_p): Rename to ...
19019 (avr_have_mul_p): ... new.
19020 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19021 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19022 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19023 (avr_have_mul_p): ... new.
19024 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19025 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19026 'avr_enhanced_p' and 'enhanced'.
19027 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19028 AVR_HAVE_MUL instead of AVR_ENHANCED.
19029 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19030 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19031 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19032 instead of AVR_ENHANCED.
19033 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19034 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19035 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19037 2007-01-17 Ian Lance Taylor <iant@google.com>
19039 * vec.h (VEC_reserve_exact): Define.
19040 (vec_gc_p_reserve_exact): Declare.
19041 (vec_gc_o_reserve_exact): Declare.
19042 (vec_heap_p_reserve_exact): Declare.
19043 (vec_heap_o_reserve_exact): Declare.
19044 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19046 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19047 negative parameter.
19048 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19049 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19050 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19051 * vec.c (calculate_allocation): Add exact parameter. Change all
19053 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19054 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19055 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19056 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19057 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19058 (vec_heap_p_reserve_exact): New function.
19059 (vec_heap_o_reserve_exact): New function.
19061 2007-01-17 Jan Hubicka <jh@suse.cz>
19063 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19065 2007-01-17 Eric Christopher <echristo@apple.com>
19067 * config.gcc: Support core2 processor.
19069 2007-01-16 Jan Hubicka <jh@suse.cz>
19071 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19072 the names, just unlink the chain so we don't crash on dangling
19076 2007-01-16 Jan Hubicka <jh@suse.cz>
19078 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19079 * tree-pass.h: Reorder to make IPA passes appear toegher.
19080 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19082 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19083 parameters, do not call early inliner.
19084 * ipa-inline.c: Update comments. Include tree-flow.h
19085 (cgraph_decide_inlining): Do not compute inlining parameters.
19086 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19087 be called with function context set up.
19088 (pass_ipa_inline): Remove unreachable functions before pass.
19089 (cgraph_early_inlining): Simplify assuming to be called from the
19091 (pass_early_inline): New pass.
19092 (cgraph_gate_ipa_early_inlining): New gate.
19093 (pass_ipa_early_inline): Turn into simple wrapper.
19094 (compute_inline_parameters): New function.
19095 (gate_inline_passes): New gate.
19096 (pass_inline_parameters): New pass.
19097 (apply_inline): Move here from tree-optimize.c
19098 (pass_apply_inline): New pass.
19099 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19101 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19102 doing them by hand.
19103 (tree_function_versioning): Do not allocate dummy struct function.
19104 * tree-inline.h (optimize_inline_calls): Update prototype.
19105 * tree-optimize.c (execute_fixup_cfg): Export.
19106 (pass_fixup_cfg): Remove
19107 (tree_rest_of_compilation): Do not apply inlines.
19108 * tree-flow.h (execute_fixup_cfg): Declare.
19109 * Makefile.in (gt-passes.c): New.
19110 * passes.c: Include gt-passes.h
19111 (init_optimization_passes): New passes.
19112 (nnodes, order): New static vars.
19113 (do_per_function_toporder): New function.
19114 (execute_one_pass): Dump current pass here.
19115 (execute_ipa_pass_list): Don't dump current pass here.
19117 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19119 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19120 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19122 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19124 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19125 (strong_alias): Define.
19126 (__gcc_qmul): Provide non-FMA for soft-float.
19127 (__gcc_qdiv): Same.
19132 (__gcc_qunord): New.
19142 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19143 soft-float functions.
19144 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19145 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19146 about long double soft float.
19148 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19149 Tehila Meyzels <tehila@il.ibm.com>
19151 * tree-vectorizer.h (is_pattern_stmt_p): New.
19152 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19153 formatting (tabs instead of spaces). Cleanup and clarify setting
19154 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19155 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19156 (vectorizable_type_demotion): Check that types are integral.
19157 (vectorizable_type_promotion): Likewise.
19158 (vectorizable_store): Fix typo. Eliminate new-line at end of
19161 2007-01-16 Jan Hubicka <jh@suse.cz>
19163 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19166 2007-01-15 Eric Christopher <echristo@apple.com>
19168 * ifcvt.c: Include vec.h, vecprim.h.
19169 (check_cond_move_block): New argument regs.
19170 Reorganize. Add registers used to regs.
19171 (cond_move_process_if_block): Use regs set above as
19174 2007-01-15 Eric Christopher <echristo@apple.com>
19176 * config/darwin.h: Update copyright.
19177 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19178 (LINK_COMMAND_SPEC): Add -u.
19179 (LINK_SPEC): Fix umbrella for above.
19181 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19183 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19186 2007-01-15 Tom Tromey <tromey@redhat.com>
19188 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19189 * doc/install.texi (Testing): Don't mention jacks.
19190 (Configuration): Document --enable-java-maintainer-mode. Move
19191 --with-java-home to libgcj-specific section. Document
19193 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19195 2007-01-15 Jan Hubicka <jh@suse.cz>
19197 * tree-ssa-dce.c (DCE_TODOs): New.
19198 (propagate_necessity): Return if something changed.
19199 (eliminate_unnecessary_stmts): Likewise.
19200 (perform_tree_ssa_dce): Return TODO flags when needed.
19201 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19203 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19205 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19206 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19207 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19208 patterns using X87MODEF12 mode macro. Extend operand 1
19209 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19210 (log10<mode>2): Ditto.
19211 (log2<mode>2): Ditto.
19212 (log1p<mode>2): Ditto.
19213 (logb<mode>2): Ditto.
19214 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19215 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19216 (*fxtractxf3_i387): Rename from *fxtractxf3.
19217 (fxtract_extend<mode>xf3_i387): New insn pattern.
19218 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19219 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19220 and gen_fyl2xxf3_i387().
19222 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19224 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19225 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19226 get_loop_exit_edges. Changed return type to bool.
19227 * cfgloop.h (fix_loop_placement): Declaration removed.
19229 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19231 * param.h (MIN_VECT_LOOP_BOUND): New.
19232 * params.def (MIN_VECT_LOOP_BOUND): New.
19233 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19234 argument - minimum threshold for number of iterations.
19235 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19236 argument to declaration.
19237 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19238 MIN_VECT_LOOP_BOUND.
19239 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19240 slpeel_tree_peel_loop_to_edge with additional argument.
19241 (vect_do_peeling_for_alignment): Likewise.
19242 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19244 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19247 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19248 operands of size 1.
19250 2007-01-14 Jan Hubicka <jh@suse.cz>
19252 * tree-dfa.c (remove_referenced_var): New function.
19253 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19254 prune referenced vars list too.
19255 * tree-flow.h (remove_referenced_var): Declare.
19257 2007-01-14 Jan Hubicka <jh@suse.cz>
19259 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19261 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19262 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19263 * except.h (verify_eh_throw_table_statements): Kill prototype.
19264 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19265 into call exrepssions.
19266 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19268 * tree-cfg.c: Include pointer-set.h.
19269 (verify_node_sharing): Work on pointer set.
19270 (verify_eh_throw_stmt_node): New.
19271 (verify_stmts): Use pointers sets, verify throw_stmt.
19273 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19275 * ipa-reference.c (analyze_function): Consider also addresses taken
19278 2007-01-12 Roger Sayle <roger@eyesopen.com>
19280 * c-typeck.c (null_pointer_constant_p): Replace use of
19281 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19282 (build_c_cast): Likewise.
19284 2007-01-12 Roger Sayle <roger@eyesopen.com>
19286 * tree.h (force_fit_type_double): Remove unused final argument.
19287 * c-common.c (constant_expression_warning): Replace use of
19288 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19289 (convert_and_check): Likewise.
19290 (shorten_compare): Update call to force_fit_type_double.
19291 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19292 * convert.c (convert_to_pointer): Update call to
19293 force_fit_type_double.
19294 * fold-const.c (force_fit_type_double): Remove overflowed_const
19296 (int_const_binop, fold_convert_const_int_from_int,
19297 fold_convert_const_int_from_real, fold_div_compare,
19298 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19299 fold_abs_const, fold_not_const): Remove the final argument from
19300 calls to force_fit_type_double.
19302 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19304 * configure.ac: Set insn to "nop" for spu-*-* also.
19305 * configure: Regenerate.
19307 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19309 * builtins.def : Add BUILT_IN_FREE.
19311 2007-01-12 Jan Hubicka <jh@suse.cz>
19313 PR tree-optimization/30443
19314 * tree-inline.c (tree_function_versioning): Do not optimize when
19315 cloning for inlining.
19317 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19319 * doc/loop.texi: Document recording of loop exits.
19320 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19321 (update_single_exits_after_duplication,
19322 update_single_exit_for_duplicated_loop,
19323 update_single_exit_for_duplicated_loops): Removed.
19324 (duplicate_loop_to_header_edge): Do not call
19325 update_single_exits_after_duplication and
19326 update_single_exit_for_duplicated_loops.
19327 (loop_version): Do not update single_exit information.
19328 (fix_loop_structure): Use record_loop_exits instead of
19329 mark_single_exit_loops.
19330 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19331 the lists of loop exits.
19332 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19333 split_edge, merge_blocks): Update the lists of loop exits.
19334 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19335 loop_optimizer_init.
19336 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19337 of mark_single_exit_loops.
19338 (loop_optimizer_finalize): Call release_recorded_exits.
19339 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19340 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19341 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19342 update single exit information.
19343 * lambda-code.c (perfect_nestify): Ditto.
19344 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19345 (mark_single_exit_loops): Removed.
19346 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19347 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19348 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19350 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19351 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19352 (verify_loop_structure): Verify consistency of the exit lists.
19353 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19354 (set_single_exit): Removed.
19355 * cfgloop.h (struct loop_exit): New function.
19356 (struct loop): single_exit_ field replaced by exits field.
19357 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19358 LOOPS_HAVE_RECORDED_EXITS.
19359 (struct loops): Added exits hash.
19360 (mark_single_exit_loops, set_single_exit): Declaration removed.
19361 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19363 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19365 * doc/invoke.texi: Avoid use of @headitem.
19367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19369 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19371 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19373 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19376 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19377 Richard Sandiford <richard@codesourcery.com>
19379 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19380 * config/m68k/m68k.opt: Resort options.
19381 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19383 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19384 Richard Sandiford <richard@codesourcery.com>
19386 * doc/invoke.texi: Document the macros that are defined by
19387 m68k's -mtune and -mhard-float options.
19388 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19389 (m68k_cpp_cpu_family): Likewise.
19390 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19391 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19392 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19393 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19394 (m68k_cpp_cpu_family): Likewise.
19396 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19398 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19399 macros besides mc68000 as tuning macros. Use a switch statement
19400 to set them and mcpu32.
19402 2007-01-12 Julian Brown <julian@codesourcery.com>
19404 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19405 (TARGET_68040_ONLY): Rename to...
19406 (TARGET_68040): ...this.
19407 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19408 * config/m68k/m68k.md: Likewise.
19410 2007-01-12 Julian Brown <julian@codesourcery.com>
19411 Nathan Sidwell <nathan@codesourcery.com>
19412 Richard Sandiford <richard@codesourcery.com>
19414 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19415 the -mcpu= argument associated with the --with-cpu setting.
19416 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19417 if different from the one implied by the -mcpu setting.
19418 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19419 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19420 * doc/invoke.texi: Mention ColdFire in the introduction to the
19421 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19422 -mno-div and -mhard-float options. Make -m68881 a synonym for
19423 -mhard-float. Document the previously-undocumented -m5206e,
19424 -m528x, -m5307 and -m5407 options. Tweak the existing option
19425 documentation for consistency.
19426 * doc/install.texi: Mention new --with-cpu arguments.
19427 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19428 default CPU if neither -mcpu nor -march are specified.
19429 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19430 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19431 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19432 using m68k_tune to decide between families that implement the
19433 same ISA. Use m68k_tune to set __mcfv4e__.
19434 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19435 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19436 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19437 (FL_ISA_C, FL_ISA_MMU): New macros.
19438 (MASK_COLDFIRE): Delete.
19439 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19440 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19441 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19442 (TARGET_HARD_FLOAT): Do not define here.
19443 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19444 (TUNE_68000): New macro.
19445 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19446 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19447 (TUNE_CFV2): Redefine in terms of m68k_tune.
19448 (uarch_type, target_device, fpu_type): New enums.
19449 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19450 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19451 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19452 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19453 (FL_FOR_isa_c): New macros.
19454 (m68k_isa): New enum.
19455 (m68k_target_selection): New structure.
19456 (all_devices, all_isas, all_microarchs): New tables.
19457 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19458 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19459 (MASK_ALL_CPU_BITS): Delete.
19460 (m68k_find_selection): New function.
19461 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19462 Map the legacy target options to a combination of the new ones.
19463 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19464 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19465 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19467 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19468 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19470 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19471 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19472 * config/m68k/m68k-devices.def: New file.
19474 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19475 Nathan Sidwell <nathan@codesourcery.com>
19477 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19478 (SUBTARGET_EXTRA_SPECS): New macros.
19479 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19480 use %(asm_cpu_spec) instead.
19481 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19482 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19483 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19484 (EXTRA_SPECS): Rename to...
19485 (SUBTARGET_EXTRA_SPECS): ...this.
19487 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19488 Richard Sandiford <richard@codesourcery.com>
19489 Julian Brown <julian@codesourcery.com>
19491 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19492 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19493 to the configuration's default CPU.
19494 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19495 Remove default masks.
19496 (m680[012]0-*-*): Set the default with_cpu to the first part of
19498 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19499 (m68k*-*-linux): Extend the --with-cpu handling to...
19500 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19501 and m68010. Don't set target_cpu_default2.
19502 * doc/install.texi: Document --with-cpu for m68k.
19503 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19504 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19505 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19506 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19507 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19508 (ASM_SPEC): Remove use of %(asm_cpu_default).
19509 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19510 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19511 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19512 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19513 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19514 (TARGET_DEFAULT): Delete.
19515 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19516 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19517 (CPP_CPU_SPEC): Delete.
19518 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19519 the appropriate string.
19520 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19521 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19522 (ASM_SPEC): Don't use %(asm_default_spec).
19523 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19524 TARGET_DEFAULT and add MASK_68881.
19525 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19527 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19529 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19530 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19531 MASK_68010 alongside MASK_68020.
19532 * doc/invoke.texi: Document -m68010.
19533 * config/m68k/m68k.opt (m68010): New.
19534 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19536 (TUNE_68010): New macro.
19537 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19538 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19539 (M68K_CPU_m68332): Add MASK_68010.
19540 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19541 fallback definition.
19542 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19544 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19545 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19546 to all entries that use MASK_68020.
19547 (output_move_simode_const, output_move_himode, output_move_qimode)
19548 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19549 instead of TARGET_68020 to select clr behavior. Remove comment
19550 about there being no TARGET_68010.
19551 * config/m68k/m68k.md: Likewise throughout.
19553 2007-01-12 Julian Brown <julian@codesourcery.com>
19555 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19556 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19557 * config/m68k/m68k.md: Likewise.
19559 2007-01-12 Julian Brown <julian@codesourcery.com>
19561 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19562 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19564 2007-01-12 Julian Brown <julian@codesourcery.com>
19566 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19567 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19568 * config/m68k/m68k.md: Likewise.
19570 2007-01-12 Julian Brown <julian@codesourcery.com>
19571 Richard Sandiford <richard@codesourcery.com>
19573 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19574 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19575 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19577 (TARGET_CPU32): Rename to...
19578 (TUNE_CPU32): ...this.
19579 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19580 (TUNE_CFV2): New macros.
19581 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19582 remove conditions that are implied by TARGET_68020.
19583 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19584 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19585 (m68k_output_function_epilogue): Likewise.
19586 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19587 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19588 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19589 non-68000 timings. Refactor multiplication and division costs.
19590 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19591 TUNE_CPU32 instead of TARGET_CPU32.
19592 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19593 and TUNE_68060 instead of TARGET_68060.
19594 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19595 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19597 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19598 && !TARGET_COLDFIRE" to choose between moveq and clr.
19599 Likewise in the unnamed movsf pattern.
19600 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19601 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19604 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19606 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19607 of tabbing before backslashes.
19609 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19611 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19612 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19613 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19615 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19617 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19618 find_interesting_uses_cond.
19619 (find_interesting_uses_cond): Use extract_cond_operands.
19620 (rewrite_use_compare): Use extract_cond_operands and
19621 force_gimple_operand_bsi. Do not call update_stmt.
19622 (determine_use_iv_cost_condition): Use extract_cond_operands.
19623 Return cheaper of using original bound and changing the exit bound.
19625 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19627 PR tree-optimization/29516
19628 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19629 most_expensive_mult_to_index, addr_to_parts,
19630 create_mem_ref, maybe_fold_tmr): Make the type of
19631 fields of TARGET_MEM_REF sizetype.
19632 (move_fixed_address_to_symbol, move_pointer_to_base):
19634 * tree.def (TARGET_MEM_REF): Add comment on types of
19637 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19639 * c-common.c (vector_types_convertible_p): Treat opaque types as
19640 always convertible if they have the same size, but not otherwise.
19642 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19644 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19645 Remove the b_unconditional field.
19646 (noce_try_sign_mask): Do not look at b_unconditional.
19647 (noce_process_if_block): Do not use merge_if_blocks. Update
19648 the CFG here. Do not set b_unconditional.
19649 (cond_move_process_if_block): Likewise.
19650 (find_cond_trap): Likewise.
19651 (check_cond_move_block): Require simple jump insns at the end
19652 of the basic block.
19654 2007-01-11 Jan Hubicka <jh@suse.cz>
19656 PR tree-optimization/1046
19657 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19658 when alias info is not ready.
19659 (pass_tail_recursion): Do not require aliasing.
19660 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19661 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19662 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19663 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19664 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19665 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19666 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19668 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19669 When aliasing is not build, mark statement as volatile.
19671 2007-01-11 Tom Tromey <tromey@redhat.com>
19673 PR preprocessor/15185, PR preprocessor/20989:
19674 * doc/cppopts.texi <-MT>: Update description of algorithm for
19675 computing default target.
19676 <-M, -MD>: Reword "basename" text.
19678 2007-01-11 Roger Sayle <roger@eyesopen.com>
19680 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19681 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19682 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19683 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19684 fold_builtin_bswap, real_constp, fold_builtin_pow,
19685 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19686 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19687 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19688 * convert.c (convert_to_pointer): Likewise.
19689 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19690 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19691 const_binop, fold_convert_const_int_from_int,
19692 fold_convert_const_int_from_real,
19693 fold_convert_const_real_from_real, sign_bit_p,
19694 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19695 fold_sign_changed_comparison, fold_unary, fold_comparison,
19696 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19697 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19698 * print-tree.c (print_node_brief, print_node): Likewise.
19699 * stor-layout.c (place_field, layout_type): Likewise.
19700 * tree-chrec.c (keep_cast): Likewise.
19701 * tree.c (build_vector, build_real, build_real_from_int_cst,
19702 build_complex): Likewise.
19704 2007-01-11 Roger Sayle <roger@eyesopen.com>
19706 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19707 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19709 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19711 * configure.ac (strict1_warn): Rename to strict_warn.
19712 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19713 cc_set_by_configure, quoted_cc_set_by_configure,
19714 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19715 all_boot_languages, all_stagestuff): Remove.
19716 (target_list): Remove bootstrap targets.
19717 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19718 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19719 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19720 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19721 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19722 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19723 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19724 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19725 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19726 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19727 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19728 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19729 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19730 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19731 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19732 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19733 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19734 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19735 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19736 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19737 (mostlyclean): Adjust.
19738 (clean, distclean): Don't mention bootstrap stuff.
19739 * configure: Regenerate.
19740 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19741 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19742 treelang/config-lang.in (stagestuff): Remove.
19743 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19744 stageprofile, stagefeedback, stagestuff): Remove mention.
19746 2007-01-11 Nick Clifton <nickc@redhat.com>
19748 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19750 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19751 (mcore_arith_K_S_operand): Run the test for the S constraint not
19752 the test for the M constraint.
19753 (mcore_addsub_operand): Do not accept integer values that are
19754 larger than 32 bits.
19755 * config/mcore/mcore.md: Remove unused constraints from split.
19756 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19757 (addsi3): Likewise.
19758 (allocate_stack): Likewise.
19759 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19760 operands to 32 bits.
19761 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19763 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19764 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19765 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19766 mcore_output_bclri, mcore_output_andn, output_inline_const,
19767 mcore_output_move, mcore_output_movedouble): Likewise.
19768 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19769 (output_inline_const): Likewise.
19770 (output_inline_const): Fix format strings used in sprintf
19772 * config/mcore/mcore-protos.h: Update prototypes for changed
19773 functions in mcore.c.
19774 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19775 HOST_WIDE_INT and not int.
19776 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19777 CONST_OK_FOR_N): Likewise.
19778 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19779 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19782 2007-01-10 Jan Hubicka <jh@suse.cz>
19784 * tree-vrp.c (remove_range_assertions): Release defs.
19785 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19786 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19788 2007-01-10 Paul Brook <paul@codesourcery.com>
19790 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19791 * config/arm/arm.md (mulsi3subsi): New insn.
19793 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19795 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19796 (tree_transform_and_unroll_loop): New.
19797 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19800 2007-01-10 Robert Kennedy <jimbob@google.com>
19802 * fold-const.c (fold_comparison): Fold comparisons like (x *
19803 1000 < 0) to (x < 0).
19805 2007-01-10 Ian Lance Taylor <iant@google.com>
19807 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19808 operands have the same priority.
19810 2007-01-10 Tom Tromey <tromey@redhat.com>
19812 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19813 (fold_binary): Likewise.
19814 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19815 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19816 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19817 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19818 * langhooks.h (struct lang_hooks): Removed field
19819 'can_use_bit_fields_p'.
19821 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19823 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19825 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19827 * function.c (get_last_funcdef_no): New function.
19828 * function.h (get_last_funcdef_no): Declare.
19829 * tree-inline.c (initialize_cfun): Add initialization.
19830 (tree_function_versioning): Cleanup.
19832 2007-01-10 Jan Hubicka <jh@suse.cz>
19834 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19837 2007-01-10 Sa Liu <saliu@de.ibm.com>
19838 Ben Elliston <bje@au.ibm.com>
19840 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19841 for SAVE_NONLOCAL and Pmode for any other save level.
19842 * spu-protos.h (spu_restore_stack_block): Declare.
19843 * spu.md (save_stack_block): Remove.
19844 (restore_stack_block): Call spu_restore_stack_block.
19845 * spu.c (spu_restore_stack_block): New function.
19846 (spu_expand_epilogue): Remove old comment.
19848 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19850 PR tree-optimization/30322
19851 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19852 (cand_value_at): Return the value as aff_tree.
19853 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19854 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19855 aff_combination_mult): New functions.
19856 (aff_combination_add): Use aff_combination_add_cst.
19857 (aff_combination_convert): Allow conversions to a wider type.
19858 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19859 * tree-affine.h (aff_combination_mult): Declare.
19861 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19863 * doc/tm.texi: Update documentation to reflect reality of exec
19864 and start file search behaviours. Update copyright year.
19865 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19866 header file directories.
19868 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19870 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19871 (*cosxf2): Rename to cosxf2_i387.
19872 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19873 using X87MODEF12 mode macro. Rename patterns to
19874 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19876 (*cosdf2, *cossf2): Ditto.
19877 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19878 to match extended input operands.
19879 (sincos<mode>3): New expander.
19880 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19881 insn patterns and corresponding splitters.
19883 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19885 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19886 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19888 2007-01-09 Nicolas Pitre <nico@cam.org>
19891 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19893 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19895 * target.h (struct gcc_target): New field library_rtti_comdat.
19896 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19897 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19898 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19899 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19901 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19903 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19905 2007-01-08 Richard Guenther <rguenther@suse.de>
19907 * tree.h (force_fit_type_double): Export.
19908 (force_fit_type): Remove.
19909 * fold-const.c (force_fit_type_double): New function.
19910 (force_fit_type): Remove.
19911 (int_const_binop): Use it.
19912 (fold_convert_const_int_from_int): Likewise.
19913 (fold_convert_const_int_from_real): Likewise.
19914 (fold_div_compare): Likewise.
19915 (fold_sign_changed_comparison): Likewise.
19916 (fold_unary): Likewise.
19917 (fold_negate_const): Likewise.
19918 (fold_abs_const): Likewise.
19919 (fold_not_const): Likewise.
19920 * c-common.c (shorten_compare): Use force_fit_type_double.
19921 * convert.c (convert_to_pointer): Likewise.
19923 2007-01-08 Richard Guenther <rguenther@suse.de>
19925 * tree.h (build_int_cst_wide_type): Export.
19926 * tree.c (build_int_cst_wide_type): New function.
19927 (build_int_cst_wide): Fix comment.
19928 * builtins.c (fold_builtin_object_size): Use build_int_cst
19929 to build -1 or 0 of the correct type. Use fit_double_type
19930 to check for overflow.
19931 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19933 (decode_field_reference): Likewise.
19934 (all_ones_mask_p): Likewise.
19935 (native_interpret_int): Use build_int_cst_wide_type.
19936 (fold_binary): Use build_int_cst_type to build an all-ones
19938 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19940 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19942 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19944 2007-01-09 Ben Elliston <bje@au.ibm.com>
19946 * genautomata.c (STATS_OPTION): New option.
19947 (stats_flag): New flag.
19948 (gen_automata_option): Handle it.
19949 (initiate_automaton_gen): Ditto.
19950 (write_automata): Output statistics only if stats_flag is
19951 set. Likewise, output time statistics only if time_flag is set.
19952 * doc/md.texi (Processor pipeline description): Document new flag.
19954 2007-01-08 Richard Guenther <rguenther@suse.de>
19956 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19957 * tree.c (build_int_cst_type): Likewise.
19958 (size_in_bytes): Don't call force_fit_type on the result.
19959 (int_fits_type_p): Use fit_double_type.
19960 * fold-const.c (fit_double_type): New function.
19961 (force_fit_type): Use it.
19962 * tree.h (fit_double_type): Export.
19964 2007-01-08 Jan Hubicka <jh@suse.cz>
19966 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19967 * ipa.c (function_and_variable_visibility): Fix return type.
19969 2007-01-08 Richard Guenther <rguenther@suse.de>
19971 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19972 of offset to build the index.
19973 * tree-pretty-print.c (dump_generic_node): Don't build negated
19974 const just for printing.
19975 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19976 * builtins.c (fold_builtin_int_roundingfn): Check if result
19977 fits the type by using force_fit_type and comparing the result.
19978 * predict.c (predict_loops): Use compare_tree_int for comparison.
19979 * tree.c (build_int_cst): Fall back to integer_type_node for
19981 (build_int_cst_wide): Assert type is non-null.
19983 2007-01-08 Roberto Costa <roberto.costa@st.com>
19985 * tree-vrp.c (extract_range_from_cond_expr): New.
19986 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19987 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19989 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19990 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19991 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19992 used as expressions.
19993 * tree-object-size.c (cond_expr_object_size): New.
19994 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19996 2007-01-08 Jan Hubicka <jh@suse.cz>
19998 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19999 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20002 2007-01-08 Richard Guenther <rguenther@suse.de>
20004 PR tree-optimization/23603
20005 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20006 (extract_range_from_binary): Fall back to truthvalue instead of
20007 varying for TRUTH_*_EXPR.
20008 (extract_range_from_comparison): Fall back to truthvalue instead of
20010 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20011 if all visited PHI values were constant.
20013 2007-01-08 Jan Hubicka <jh@suse.cz>
20015 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20016 (cgraph_analyze_function): break out from ...
20017 (cgraph_finalize_compilation_unit): ... here.
20018 (cgraph_expand_function): Remove forgoten commented out line.
20019 (cgraph_optimize): Analyze functions.
20021 2007-01-08 Jan Hubicka <jh@suse.cz>
20023 * tree-pas.h (TODO_remove_function): New flag.
20024 (TODO_update*): Renumber.
20025 (pass_ipa_increase_alignment,
20026 pass_ipa_function_and_variable_visibility): New passes.
20027 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20028 (cgraph_function_and_variable_visibility): Move to ipa.c
20029 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20030 cgraph_increase_alignment.
20031 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20032 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20033 calling tree-inline.
20034 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20035 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20036 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20037 (gate_increase_alignment): New function.
20038 (pass_ipa_increase_alignment): New pass.
20039 * ipa.c: Inline tree-pass.h and timevar.h
20040 (function_and_variable_visibility): Move here from cgraphunit.c
20041 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20042 * passes.c (init_optimization_passes): Add the two new passes.
20043 (execute_todo): Handle cgraph_remove_functions.
20045 2007-01-08 Nick Clifton <nickc@redhat.com>
20047 * config/frv/predicates.md (reg_or_0_operand): Accept
20050 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20052 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20053 * config.gcc: Add bfin*-rtems*.
20055 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20057 * c.opt: Add -flax-vector-conversions.
20058 * c-typeck.c (convert_for_assignment): Pass flag to
20059 vector_types_convertible_p to allow emission of note.
20060 (digest_init): Likewise.
20061 * c-opts.c: Handle -flax-vector-conversions.
20062 * c-common.c (flag_lax_vector_conversions): New.
20063 (vector_types_convertible_p): Unless -flax-vector conversions
20064 has been passed, disallow conversions between vectors with
20065 differing numbers of subparts and/or element types. If such
20066 a conversion is disallowed, possibly emit a note on the first
20067 occasion only to inform the user of -flax-vector-conversions.
20068 The new last argument specifies this.
20069 * c-common.h (flag_lax_vector_conversions): New.
20070 (vector_types_convertible_p): Add extra argument.
20071 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20072 char_type_node for V*QI type vectors.
20073 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20074 Update to satisfy new typechecking rules.
20075 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20076 C and C++ variants.
20077 * doc/invoke.texi (C Dialect Options): Document
20078 -flax-vector-conversions.
20080 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20082 PR tree-optimization/29877
20083 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20084 a register variable on the RHS to not be replaceable.
20086 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20087 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20088 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20089 const_simm15, const_pow2, const_npow2): Added.
20090 * config/score/misc.md (insv, extv, extzv, movmemsi,
20091 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20092 * config/score/score.c (score_address_cost, score_select_cc_mode):
20094 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20095 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20096 Update score_print_operand.
20097 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20098 Adjust register allocate order and update some macro define.
20099 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20100 mdx_block_move_straight, mdx_block_move_loop_head,
20101 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20102 mdx_block_move_loop, mdx_block_move): Added.
20103 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20104 mdp_limm): Updated and fix some bug and typo.
20105 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20106 (movsf, movdf, doloop_end): Added.
20108 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20110 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20111 config/arm/thumb2.md: Fix comment typos.
20112 * doc/extend.texi: Fix a typo.
20114 2007-01-07 Eric Christopher <echristo@apple.com>
20116 * configure.ac: Check for __stack_chk_fail for darwin.
20117 * configure: Regenerate.
20119 2007-01-07 Richard Guenther <rguenther@suse.de>
20121 * tree-vrp.c (extract_range_from_assert): CSE calls to
20122 compare_values where possible.
20123 (extract_range_from_unary_expr): Likewise.
20125 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20127 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20128 * config/avr/avr.c (call_insn_operand): Delete function.
20129 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20130 instead of register number. Use predicates.
20131 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20132 call_insn_operand): Add.
20134 2007-01-06 Jan Hubicka <jh@suse.cz>
20136 * tree-pass.h (pass_build_cgraph_edges): Declare.
20137 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20138 (visited_nodes): Remove.
20139 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20140 build_cgrpah_edges; make visited_nodes local.
20141 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20142 (record_references_in_initializer): Move to cgraphbuild.c
20143 (initialize_inline_failed, rebuild_cgraph_edges,
20144 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20145 (verify_cgraph_node): Make visited_nodes local.
20146 (cgraph_analyze_function): Do not call cgraph_create_edges and
20147 initialize_inline_failed.
20148 (cgraph_expand_function): Do not call cgraph_lower_function;
20149 assert that function is already lowered.
20150 * Makefile.in (cgraphbuild.o): New.
20151 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20152 at the end of lowering passes.
20154 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20156 * ifcvt.c (cond_move_convert_if_block): New function, code
20157 factored out from...
20158 (cond_move_process_if_block): ...here. Call the new function
20159 on the THEN and ELSE blocks.
20160 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20161 already takes care of this.
20163 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20166 * tree.h (TREE_OVERFLOW_P): New.
20167 * c-typeck.c (parser_build_unary_op): Warn only if result
20168 overflowed and operands did not.
20169 (parser_build_binary_op): Likewise.
20170 (convert_for_assignment): Remove redundant overflow_warning.
20171 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20173 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20175 * c-typeck.c (store_init_value): Split over two lines to follow
20176 the GNU coding style.
20178 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20180 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20181 __GXX_EXPERIMENTAL_CXX0X__.
20182 * doc/cpp.texi: Same.
20184 2007-01-05 Richard Guenther <rguenther@suse.de>
20186 PR middle-end/27826
20187 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20188 with mismatched types. Instead explicitly build a
20189 conversion NOP_EXPR.
20191 2007-01-05 Ian Lance Taylor <iant@google.com>
20193 * c-common.c (decl_with_nonnull_addr_p): New function.
20194 (c_common_truthvalue_conversion): Call it.
20195 * c-typeck.c (build_binary_op): Likewise.
20196 * c-common.h (decl_with_nonnull_addr_p): Declare.
20198 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20201 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20204 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20206 * doc/install.texi (Final install): Document the fact that
20207 the GNAT runtime should not be stripped.
20209 2007-01-04 Jan Hubicka <jh@suse.cz>
20211 * tree-inline.c (fold_marked_statements): Update operand caches
20212 and EH after folding
20214 2007-01-04 Ian Lance Taylor <iant@google.com>
20216 * c-common.c (check_function_nonnull): Whitespace fix.
20218 2007-01-04 Jan Hubicka <jh@suse.cz>
20220 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20221 comitted older version of patch.
20222 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20223 function, celanup cfg and collect garbage.
20225 2007-01-04 Mike Stump <mrs@apple.com>
20227 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20230 2007-01-04 Eric Christopher <echristo@apple.com>
20232 * libgcc2.c (__bswapsi2): Use SItype.
20233 (__bswapdi2): Use DItype.
20234 * libgcc2.h: Update for above.
20236 2007-01-04 Paul Brook <paul@codesourcery.com>
20238 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20239 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20240 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20241 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20242 umulsi3_highpart): Make conditional on !arm_arch6.
20243 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20244 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20245 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20246 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20247 umulsi3_highpart_v6): New insns.
20249 2007-01-04 Roger Sayle <roger@eyesopen.com>
20251 * fold-const.c (fold_convert): When casting an expression to void,
20252 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20253 have a type. Instead of attempting to build a NOP_EXPR, return
20254 these "special" trees directly.
20256 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20258 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20259 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20260 rs6000_cost->fp not 0 as adjustment for outer NEG.
20262 2007-01-04 Jan Hubicka <jh@suse.cz>
20264 * cgraph.c (cgraph_release_function_body): New function.
20265 (cgraph_remove_node): Use it.
20266 * cgraph.h (cgraph_release_function_body): Declare.
20267 * cgraphunit.c (cgraph_expand_function): Use it.
20268 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20269 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20270 is initialized and while compilation of other function is running.
20271 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20272 statement CFG annotations from here to ...
20273 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20275 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20277 * cfgloop.h (enum li_flags): Make the constants powers of two.
20279 2007-01-04 Jan Hubicka <jh@suse.cz>
20281 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20283 (fold_marked_statements): New function.
20284 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20285 * tree-inline.h (copy_body_data): Add statements_to_fold.
20287 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20289 * config.gcc: Mention libgcc/config.host.
20290 * Makefile.in: Update comments mentioning libgcc.
20291 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20292 (all.cross, start.encap, rest.encap, rest.cross): Update
20293 dependencies for libgcc move.
20294 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20295 (clean-target, clean-target-libgcc): Delete.
20296 (srcdirify, GCC_EXTRA_PARTS): New macros.
20297 (libgcc-support, libgcc.mvars): New rules.
20298 (distclean): Remove mention of mklibgcc.
20299 (install): Don't reference INSTALL_LIBGCC.
20300 (install-common): Don't reference EXTRA_PARTS.
20301 (install-libgcc, install-multilib): Delete rules.
20302 * mklibgcc.in: Delete file.
20303 * doc/configfiles.texi: Don't mention mklibgcc.
20305 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20306 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20307 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20308 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20309 (mklibgcc, ldblspecs): Likewise.
20311 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20312 (posixpre.def): Use $(T).
20313 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20314 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20315 (SHLIB_LINK): Make dummy.
20316 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20318 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20320 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20321 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20322 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20323 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20325 * configure.ac (all_outputs): Remove mklibgcc.
20326 * configure: Regenerated.
20328 2007-01-03 Josh Conner <jconner@apple.com>
20330 PR middle-end/29683
20331 * calls.c (compute_argument_addresses): Set stack and stack_slot
20332 for partial args, too.
20333 (store_one_arg): Use locate.size.constant for the size when
20334 generating a save_area.
20336 2007-01-03 Robert Kennedy <jimbob@google.com>
20338 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20339 whose definitions are deleted due to basic block merging.
20341 2007-01-03 Paul Brook <paul@codesourcery.com>
20344 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20346 (use_return_insn): Return 0 for Thumb interrupt functions.
20347 (print_multi_reg): Add rfe argument for IRQ returns.
20348 (arm_output_epilogue): Pop interrupt return address directly into PC.
20349 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20351 2007-01-03 Paul Brook <paul@codesourcery.com>
20353 Merge from sourcerygxx-4_1.
20354 * config/arm/thumb2.md: New file.
20355 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20357 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20358 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20359 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20360 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20362 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20363 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20365 * config/arm/ieee754-sf.S: Ditto.
20366 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20367 (thumb1_base_register_rtx_p): ... to this.
20368 (thumb_index_register_rtx_p): Rename...
20369 (thumb1_index_register_rtx_p): ... to this.
20370 (thumb_output_function_prologue): Rename...
20371 (thumb1_output_function_prologue): ... to this.
20372 (thumb_legitimate_address_p): Rename...
20373 (thumb1_legitimate_address_p): ... to this.
20374 (thumb_rtx_costs): Rename...
20375 (thumb1_rtx_costs): ... to this.
20376 (thumb_compute_save_reg_mask): Rename...
20377 (thumb1_compute_save_reg_mask): ... to this.
20378 (thumb_final_prescan_insn): Rename...
20379 (thumb1_final_prescan_insn): ... to this.
20380 (thumb_expand_epilogue): Rename...
20381 (thumb1_expand_epilogue): ... to this.
20382 (arm_unwind_emit_stm): Rename...
20383 (arm_unwind_emit_sequence): ... to this.
20384 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20385 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20386 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20387 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20388 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20389 thumb2_output_casesi): New functions.
20390 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20391 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20392 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20393 THUMB2_WORK_REGS): Define.
20394 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20395 arm_condexec_mask, arm_condexec_masklen)): New variables.
20396 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20397 (arm_override_options): Check new CPU capabilities.
20398 Set new architecture flag variables.
20399 (arm_isr_value): Handle v7m interrupt functions.
20400 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20402 (const_ok_for_arm): Handle Thumb-2 constants.
20403 (arm_gen_constant): Ditto. Use movw when available.
20404 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20406 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20407 (thumb_find_work_register, arm_load_pic_register,
20408 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20409 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20410 print_multi_reg, output_mov_long_double_fpa_from_arm,
20411 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20412 output_mov_double_fpa_from_arm, output_move_double,
20413 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20414 output_return_instruction, arm_output_function_prologue,
20415 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20416 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20417 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20418 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20419 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20420 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20422 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20423 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20424 (arm_file_start): Output directive for unified syntax.
20425 (arm_unwind_emit_set): Handle stack alignment instruction.
20426 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20427 Add v6t2, v7, v7a, v7r and v7m.
20428 (RETLDM): Add Thumb-2 code.
20429 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20430 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20431 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20432 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20433 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20434 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20435 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20436 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20437 ADJUST_INSN_LENGTH): Define.
20438 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20439 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20440 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20441 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20442 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20443 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20444 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20445 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20446 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20447 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20448 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20449 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20450 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20451 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20452 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20453 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20454 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20456 * config/arm/arm-tune.md: Regenerate.
20457 * config/arm/arm-protos.h: Update prototypes.
20458 * config/arm/vfp.md: Enable patterns for Thumb-2.
20459 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20460 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20461 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20462 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20463 * config/arm/libunwind.S: Add Thumb-2 code.
20464 * config/arm/constraints.md: Update include Thumb-2.
20465 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20466 * config/arm/ieee754-df.S: Ditto.
20467 * config/arm/bpabi.S: Ditto.
20468 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20469 * config/arm/predicates.md (low_register_operand,
20470 low_reg_or_int_operand, thumb_16bit_operator): New.
20471 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20472 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20473 * config/arm/t-arm-elf: Add armv7 multilib.
20474 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20476 (UNSPEC_STACK_ALIGN, ce_count): New.
20477 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20478 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20480 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20481 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20482 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20483 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20484 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20485 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20487 * doc/extend.texi: Document ARMv7-M interrupt functions.
20488 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20490 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20492 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20493 (struct _Unwind_Context): Rename args_size to flags, remove
20494 signal_frame field, add a new args_size field and version field.
20495 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20496 _Unwind_IsExtendedContext): New inline functions.
20497 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20498 Assume by_value array is only present if _Unwind_IsExtendedContext.
20499 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20500 _Unwind_IsSignalFrame.
20501 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20502 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20503 (uw_init_context_1): Initialize context->flags to
20504 EXTENDED_CONTEXT_BIT.
20505 * config/rs6000/linux-unwind.h (frob_update_context): Use
20506 _Unwind_SetSignalFrame.
20508 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20510 PR middle-end/30353
20511 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20512 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20515 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20517 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20518 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20519 RET, AT_SP): Remove.
20520 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20523 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20524 * cfgbuild.c (find_basic_blocks): Likewise.
20525 * cfgrtl.c (rtl_create_basic_block): Likewise.
20526 * function.c (temp_slots_at_level): Likewise.
20527 * reg-stack.c (stack_regs_mentioned): Likewise.
20528 * regclass.c (allocate_reg_info): Likewise.
20529 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20530 set_bb_for_stmt, move_block_to_fn): Likewise.
20531 * tree-complex.c (tree_lower_complex): Likewise.
20532 * vec.h (VEC_safe_grow_cleared): New.
20534 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20536 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20538 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20539 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20541 * cfgloopmanip.c (scale_loop_frequencies): Export.
20542 (loopify): Scale the frequencies by prescribed coefficients.
20543 (set_zero_probability): New function.
20544 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20545 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20546 and frequencies according to arguments.
20547 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20549 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20550 * modulo-sched.c (sms_schedule): Set probabilities for entering
20551 versioned loop correctly.
20552 * tree-vect-transform.c (vect_transform_loop): Ditto.
20553 * cfgloop.h (loopify, loop_version): Declaration changed.
20554 (scale_loop_frequencies): Declared.
20556 2007-01-02 Jan Hubicka <jh@suse.cz>
20558 * cgraph.c: Include tree-flow.h
20559 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20560 early_local_passes.
20561 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20562 * tree-pass.h (pass_all_early_optimizations): Declare.
20563 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20564 early_local_passes.
20565 (cgraph_analyze_function): Do early_local_passes.
20566 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20567 Do not add referenced vars.
20568 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20570 (gate_all_early_local_passes): New gate.
20571 (pass_early_local_passes): Use new gate.
20572 (execute_early_local_optimizations): New functions.
20573 (gate_all_early_optimizations): New gate.
20574 (pass_all_early_optimizations): New pass.
20575 (execute_free_datastructures): Free SSA only when initialized.
20576 (gate_init_datastructures): Init only when optimizing.
20577 (tree_lowering_passes): Do early local passes when called late.
20578 * tree-profile.c (do_tree_profiling): Don't profile functions added
20580 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20581 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20583 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20584 during early_local_passes.
20585 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20588 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20590 * Makefile.in: Update copyright year.
20592 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20594 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20595 in $(lang_checks) and check-consistency targets.
20597 2007-01-02 Jan Hubicka <jh@suse.cz>
20599 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20600 Do not add referenced vars.
20601 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20603 * passes.c (init_optimization_passes): Put mudflap_2 after
20604 free_datastructures.
20606 2007-01-02 Jan Hubicka <jh@suse.cz>
20608 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20609 Set NOTHROW flag on call statements proved to be nothrow.
20610 Update statement of local calls so new pure/const functions are
20611 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20613 (tree_rest_of_compilation): Register hooks and initialize bitmap
20614 early. Do not set after_inlining flag.
20616 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20618 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20619 HOST_BITS_PER_LONGLONG
20621 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20624 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20625 warning for non-static initializers.
20627 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20629 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20630 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20631 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20632 Always use set_unique_reg_note to add REG_EQUAL notes.
20634 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20637 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20639 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20640 * cfgbuild.c (find_basic_blocks): Likewise.
20641 * cfgrtl.c (rtl_create_basic_block): Likewise.
20642 * function.c (temp_slots_at_level): Likewise.
20643 * reg-stack.c (stack_regs_mentioned): Likewise.
20644 * regclass.c (allocate_reg_info): Likewise.
20645 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20646 set_bb_for_stmt, move_block_to_fn): Likewise.
20647 * tree-complex.c (tree_lower_complex): Likewise.
20648 * vec.h (VEC_safe_grow_cleared): New.
20650 2007-01-02 Ian Lance Taylor <iant@google.com>
20652 * c-common.c (c_common_truthvalue_conversion): When warning about
20653 using an assignment as a truth value, set TREE_NO_WARNING.
20655 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20658 * c.opt (Wold-style-declaration): New.
20659 * doc/invoke.texi (C-only Warning Options): New.
20660 (Wold-style-declaration): Document it.
20661 (Wextra): Enabled by -Wextra.
20662 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20663 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20664 -Wold-style-declaration.
20666 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20668 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20669 * cfgbuild.c (find_basic_blocks): Likewise.
20670 * cfgrtl.c (rtl_create_basic_block): Likewise.
20671 * function.c (temp_slots_at_level): Likewise.
20672 * reg-stack.c (stack_regs_mentioned): Likewise.
20673 * regclass.c (allocate_reg_info): Likewise.
20674 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20675 set_bb_for_stmt, move_block_to_fn): Likewise.
20676 * tree-complex.c (tree_lower_complex): Likewise.
20677 * vec.h (VEC_safe_grow_cleared): New.
20679 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20681 * c-common.c (c_common_nodes_and_builtins): Since variants of
20682 void_type_node get built before it is given a name, we need to
20683 give those variants the name, too.
20684 (complete_array_type): We need to work with the canonical main
20685 type of the array, from which we will build the qualified version.
20686 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20687 * print-tree.c (print_node): Display canonical type information
20689 * stor-layout.c (layout_type): When we don't know the
20690 alignment of a type for which we're building an array, we end up
20691 guessing wrong, so make the type require structural equality.
20692 * tree.c (make_node_stat): When we build a new type, it is its
20693 own canonical type.
20694 (build_type_attribute_qual_variant): When building an attribute
20695 variant, its canonical type is the non-attribute variant. However,
20696 if the attributes are target-dependent and they differ, we need to
20697 use structural equality checks for this type.
20698 (build_qualified_type): A qualified type is not equivalent to its
20699 unqualified variant; set the canonical type appropriately.
20700 (build_distinct_type_copy): When building a distinct type from
20701 another type, the new type is its own canonical type.
20702 (build_variant_type_copy): When building a new type variant, we
20703 assume that it is equivalent to the original type.
20704 (build_pointer_type_for_mode): When building a pointer type, also
20705 build a canonical type pointer.
20706 (build_reference_type_for_mode): When building a reference type,
20707 also build a canonical type reference.
20708 (build_index_type): When we can't hash an index type (e.g.,
20709 because its maximum value is negative), the index type requires
20710 structural equality tests.
20711 (build_array_type): Build the canonical form of an array type.
20712 (build_function_type): Function types require structural equality,
20713 because they contain default arguments, attributes, etc.
20714 (build_method_type_directly): Ditto for method types.
20715 (build_offset_type): Build the canonical offset type.
20716 (build_complex_type): Build the canonical vector type.
20717 (make_vector_type): Build the canonical vector type.
20718 * tree.h (TYPE_CANONICAL): New.
20719 (TYPE_STRUCTURAL_EQUALITY_P): New.
20720 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20721 (struct tree_type): Added "canonical" field.
20722 * params.h (VERIFY_CANONICAL_TYPES): New.
20723 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20724 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20725 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20726 * doc/invoke.texi (verify-canonical-types): Document --param
20727 parameter for verifying canonical types.
20729 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20731 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20732 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20733 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20734 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20736 * config/rs6000/e500.h: New.
20737 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20738 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20740 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20741 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20742 TARGET_E500_DOUBLE): Remove.
20743 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20744 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20745 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20746 * config/rs6000/rs6000.c (rs6000_override_options): Use
20747 CHECK_E500_OPTIONS.
20749 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20751 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20752 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20753 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20754 rs6000_emit_cmove): Don't check TARGET_E500.
20755 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20756 sordered): Don't check TARGET_E500.
20758 2007-01-01 Eric Christopher <echristo@apple.com>
20760 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20761 HARD_REGISTER_NUM_P.
20763 2007-01-01 Roger Sayle <roger@eyesopen.com>
20765 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20766 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20767 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20770 2007-01-01 Mike Stump <mrs@apple.com>
20772 * configure.ac: Remove support for building with Apple's gcc-3.1.
20774 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20776 PR middle-end/30311
20777 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20778 REG is a hard register. Do not modify REG before calling
20780 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20781 multiple of the size of YMODE for certain lowpart cases.
20783 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20785 PR middle-end/30253
20786 * gimplify (voidify_wrapper_expr): Update for
20787 GIMPLE_MODIFY_STMT.
20789 2007-01-01 Andreas Schwab <schwab@suse.de>
20792 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20793 save of BR0 in extra_spill_size instead of spill_size.
20794 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20796 (ia64_expand_epilogue): Restore BR0 from its new location.
20798 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20800 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20801 Use a temporary variable if the left hand side is not a gimple
20804 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20806 * gimplify.c (gimplify_return_expr): Make the temporary variable
20807 for the return expression, a gimple register variable.
20809 2007-01-01 Jan Hubicka <jh@suse.cz>
20811 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20814 2007-01-01 Mike Stump <mrs@apple.com>
20816 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20818 * config/darwin.c (machopic_select_rtx_section): Use
20819 HAVE_GAS_LITERAL16.
20820 (darwin_mergeable_constant_section): Likewise.
20821 * configure: Regenerate.
20822 * config.in: Regenerate.
20824 2007-01-01 Jan Hubicka <jh@suse.cz>
20825 Andrew Pinski <pinskia@gmail.com>
20827 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20828 before starting IPA passes.