1 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4 instead of size_int for integer types.
5 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6 to match type of MINUS_EXPR.
8 2008-03-25 Tom Tromey <tromey@redhat.com>
11 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14 2008-03-25 Tom Tromey <tromey@redhat.com>
16 * config/x-solaris (host-solaris.o): Update.
17 * config/x-linux (host-linux.o): Update.
18 * config/x-hpux (host-hpux.o): Update.
19 * config/x-darwin (host-darwin.o): Update.
20 * config/v850/t-v850e (v850-c.o): Update.
21 * config/v850/t-v850 (v850-c.o): Update.
22 * config/t-vxworks (vxworks.o): Update.
23 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o):
26 * config/spu/t-spu-elf (spu-c.o): Update.
28 * config/sh/t-symbian (sh-c.o): Update.
30 * config/sh/t-sh (sh-c.o): Update.
31 * config/score/t-score-elf (score7.o, score3.o): Update.
32 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
33 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
34 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
35 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
37 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
38 * config/m32c/t-m32c (m32c-pragma.o): Update.
39 * config/ia64/t-ia64 (ia64-c.o): Update.
40 * config/i386/x-mingw32 (host-mingw32.o): Update.
41 * config/i386/x-i386 (driver-i386.o): Update.
42 * config/i386/x-darwin (host-i386-darwin.o): Update.
43 * config/i386/x-cygwin (host-cygwin.o): Update.
44 * config/i386/t-nwld (nwld.o): Update.
45 * config/i386/t-netware (netware.o): Update.
46 * config/i386/t-interix (winnt.o): Update.
47 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
48 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
49 msformat-c.o): Update.
50 * config/bfin/t-bfin-linux (generated_files): Add
51 linux-sysroot-suffix.h.
52 * config/arm/t-wince-pe (pe.o): Update.
53 * config/arm/t-strongarm-pe (pe.o): Update.
54 * config/arm/t-pe (pe.o): Update.
55 * config/arm/t-arm (arm-c.o): Update.
56 * doc/install.texi (Prerequisites): Require make 3.80.
57 * Makefile.in: Remove .o targets.
58 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
59 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
60 (simple_generated_h, simple_generated_c): Move earlier.
61 (generated_files): New variable.
62 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
63 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
64 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
65 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
66 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
67 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
68 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
69 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
70 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
71 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
72 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
73 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
75 (COMPILE.base, COMPILE): New variables.
76 (%.o): New pattern rule.
77 (ALL_HOST_OBJS): New variable.
78 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
79 (dummy-checksum.o, cc1-checksum.o): Remove.
80 (DRIVER_SHLIB): New variable.
81 (DRIVER_DEFINES): Use it.
82 (gencondmd.c): Move out of build/.
83 (s-conditions): Update.
84 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
85 (ALL_BUILD_OBJS): Likewise.
86 (build/%.o): Use BUILDCOMPILE.
87 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
88 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
89 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
90 build/gencheck.o, build/gencodes.o, build/genconditions.o,
91 build/genconfig.o, build/genconstants.o, build/genemit.o,
92 build/genextract.o, build/genflags.o, build/genmddeps.o,
93 build/genopinit.o, build/genoutput.o, build/genpeep.o,
94 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
95 build/gen-protos.o, build/scan.o, build/fix-header.o,
96 build/scan-decls.o): Simplify.
97 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
98 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
99 prefix.o, toplev.o): Reduce to variable setting.
100 (libbackend.o): Use COMPILE. Remove most dependencies. Move
102 ($(out_object_file), gcc-options.o): New targets.
103 ($(ALL_HOST_OBJS)): New target.
104 Include dependency files.
105 * configure: Rebuilt.
106 * configure.ac: Call ZW_CREATE_DEPDIR,
107 ZW_PROG_COMPILER_DEPENDENCIES.
108 * doc/sourcebuild.texi (Front End Directory): Document new
111 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
113 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
114 complain when we hit an error, return ERROR_MARK_NODE.
116 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
118 * config/sh/constraints.md (Pso, Psz): New constraints.
119 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
120 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
122 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
124 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if
126 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
128 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
130 * config/sh/sh.md (prefetch): Add condition for SH2A target.
131 (prefetch_sh2a): New.
133 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
134 Naveen.H.S <naveen.hs@kpitcummins.com>
136 * config/sh/constraints.md (I28): New constraint.
137 * config/sh/sh.c (broken_move): Add support for movi20s.
138 * config/sh/sh.md (movsi_ie): Add the alternative for
141 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
142 Jayant Sonar <Jayant.sonar@kpitcummins.com>
143 Naveen.H.S <naveen.hs@kpitcummins.com>
145 * config/sh/sh.c (SH_ATTRIBUTES): Define.
146 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
147 (print_operand): Handle resbank in %@ operand code.
148 (sh_encode_section_info): New.
149 (push_regs): Add conditions for resbank.
150 (sh_expand_epilogue): Likewise.
151 (sh_insert_attributes): Likewise.
152 (sh_attribute_table): Likewise.
153 (sh_handle_resbank_handler_attribute): New.
154 (sh2a_handle_function_vector_handler_attribute): New.
155 (sh2a_is_function_vector_call): New.
156 (sh2a_get_function_vector_number): New.
157 (sh2a_function_vector_p): New.
158 (sh_cfun_resbank_handler_p): New.
159 * config/sh/sh.md (calli): Emit jsr/n if possible.
160 (calli_tbr_rel): New.
161 (calli_pcrel): Emit jsr/n if possible.
162 (return_i): Emit rts/n if possible.
163 (call_valuei_tbr_rel): New.
164 (call_valuei_pcrel): Add condition for SH2A target.
165 (call_value): Likewise.
166 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
167 (sh2a_get_function_vector_number): Likewise.
168 (sh2a_is_function_vector_call): Likewise.
169 * doc/extend.texi: Document TBR relative addressing of SH2A.
170 (resbank): Add description for SH2A.
172 2008-03-24 Richard Guenther <rguenther@suse.de>
175 * gimplify.c (gimplify_modify_expr): For frontend type-correct
176 pointer assignments change conversions according to middle-end rules.
177 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
178 * configure.ac: Include type checking in yes.
179 * configure: Regenerate.
181 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
183 * diagnostic.c (diagnostic_count_diagnostic): Delete.
184 (diagnostic_report_diagnostic): Update. Handle ICEs here.
186 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
188 * gthr-vxworks.h (UNUSED): Define.
190 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
192 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
195 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
197 * doc/extend.texi (Function Attributes): Add missing comma in the
198 example of the "alloc_size" attribute.
200 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
203 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
205 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
208 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
211 * stor-layout.c (update_alignment_for_field): Set minimum alignment
212 of the underlying type of a MS bitfield layout to the natural
213 alignment of the type.
215 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
218 to their natural alignment to avoid store forwarding stalls.
220 2008-03-22 Richard Guenther <rguenther@suse.de>
222 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
223 For PHI nodes verify the address is invariant.
224 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
225 (get_symbol_constant_value): Use is_gimple_min_invariant.
226 (maybe_fold_stmt_indirect): Likewise.
228 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
230 PR rtl-optimization/33927
231 * Makefile.in (dse.o): Depend on $(TM_P_H).
232 * expr.h (extract_low_bits): Declare.
233 * expmed.c (extract_low_bits): New function.
234 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
235 * dse.c: Include tm_p.h.
236 (find_shift_sequence): Remove the read_reg argument and return the
237 read value. Emit the instructions instead of returning them.
238 Iterate on new_mode rather than calculating it each time.
239 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
240 source to NEW_MODE and extract_low_bits to convert the shifted
242 (replace_read): Allow the load and store to have different mode
243 classes. Use extract_low_bits when SHIFT == 0. Create the shift
244 or extraction instructions before trying the replacement. Update
245 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
247 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
250 to their natural alignment to avoid store forwarding stalls.
252 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
255 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
256 encouraging but not allowing gprs for input;
257 change the input constraint to !f#r.
258 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
260 change the output constraint to !f#r.
262 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
266 corresponding post-reload splitters.
267 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
268 when x87 FP math is selected.
269 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
270 New function prototype.
271 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
272 unreachable function to ease macroization of insn patterns.
274 2008-03-21 Martin Jambor <mjambor@suse.cz>
276 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
277 reference dumps if ddr is NULL or dependence is unknown.
279 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
281 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
282 unsigned extension into account.
283 (ATOMIC_COMPARE_AND_SWAP): Likewise.
284 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
285 Do computations on a scratch register.
287 2008-03-21 Richard Guenther <rguenther@suse.de>
289 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
290 Use is_gimple_min_invariant instead of TREE_INVARIANT.
291 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
292 * tree-ssa-dom.c (record_equality): Likewise.
293 * tree-inline.c (copy_body_r): Likewise.
294 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
297 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
299 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
300 as 'delete_unused' argument.
302 2008-03-20 Richard Guenther <rguenther@suse.de>
304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
305 special casing of constant qualifiers.
306 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
307 care about them in general.
308 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
309 regardless of their type.
310 (fold_stmt_r): Forcefully fold *& if we end up with that.
312 2008-03-20 Paul Brook <paul@codesourcery.com>
314 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
315 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
317 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
319 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
320 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
322 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
324 * common.opt (Wmudflap): New option.
325 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
326 (mx_register_decls): Likewise.
327 (mudflap_finish_file): Likewise.
328 * doc/invoke.texi: Document -Wno-mudflap.
330 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
332 * c-format.c (replace_format_name_to_system_name): New.
334 (convert_format_name_to_system_name): New.
335 (decode_format_attr): Add use of convert_format_name_to_system_name.
336 (format_types_orig): Add gnu_ prefix to names.
337 (check_format_info_main): Special treating of \0 escaped names for
338 supporting multi-character format specifiers as I32, I64.
339 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
340 (gnu_target_overrides_format_attributes): New.
341 * c-format.h: Add structure target_ovr_attr to hold
342 system specific formatter names.
343 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
344 msformat-c.o file to c_target_objs and cxx_target_objs.
345 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
346 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
347 (TARGET_N_FORMAT_TYPES): New.
348 * config/i386/msformat-c.c: New.
349 * config/i386/t-cygming: Add build rule for msformat-c.o.
350 * doc/extend.texi: Add new format names gnu_* and ms_* and
352 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
354 2008-03-20 Ira Rosen <irar@il.ibm.com>
356 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
357 optimizations turned on under -O3.
358 (ftree-vectorize): Add that the flag is turned on with -O3.
360 2008-03-20 Ben Elliston <bje@au.ibm.com>
362 * regmove.c (try_auto_increment): Fix spelling error in comment.
363 * final.c (final_scan_insn): Likewise.
365 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
368 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
369 allocator preferences for "y" and "r" class registers.
370 ("*mov<mode>_internal"): Ditto.
371 ("*movv2sf_internal_rex64"): Ditto.
372 ("*movv2sf_internal"): Ditto.
374 2008-03-19 Michael Matz <matz@suse.de>
377 * calls.c (expand_call): Check overlap of arguments with call
378 address for sibcalls.
380 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
383 * stor-layout.c (update_alignment_for_field): Set minimum alignment
384 of the underlying type of a MS bitfield layout to the natural
385 alignment of the type.
387 2008-03-19 Jan Hubicka <jh@suse.cz>
390 * toplev.c (decode_d_option): Handle all CPP flags.
391 * tree-vrp.c: Update tree_pass descriptors.
392 * regrename.c: Update tree_pass descriptors.
393 * fwprop.c: Update tree_pass descriptors.
394 * doc/invoke.texi: Remove documentation of dropped -d? flags.
395 * tree-into-ssa.c: Update tree_pass descriptors.
396 * tree-dump.c: Update tree_pass descriptors.
397 * tree-complex.c: Update tree_pass descriptors.
398 * tree-dump.h: Update tree_pass descriptors.
399 * see.c: Update tree_pass descriptors.
400 * cgraphbuild.c: Update tree_pass descriptors.
401 * tracer.c: Update tree_pass descriptors.
402 * tree-loop-distribution.c: Update tree_pass descriptors.
403 * cgraph.c: Update tree_pass descriptors.
404 * postreload-gcse.c: Update tree_pass descriptors.
405 * postreload.c: Update tree_pass descriptors.
406 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
407 * tree-tailcall.c: Update tree_pass descriptors.
408 * tree-pass.h (tree_opt_pass): Rename to ...
409 (opt_pass) ... this one; add "type" field and remove letter field.
410 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
411 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
412 all_lowering_passes): Update declaration.
413 * ipa-cp.c: Update tree_pass descriptors.
414 * final.c: Update tree_pass descriptors.
415 * omp-low.c: Update tree_pass descriptors.
416 * tree-ssa-dse.c: Update tree_pass descriptors.
417 * ipa-reference.c: Update tree_pass descriptors.
418 * tree-ssa-uncprop.c: Update tree_pass descriptors.
419 * auto-inc-dec.c: Update tree_pass descriptors.
420 * reorg.c: Update tree_pass descriptors.
421 * cgraphunit.c: Update tree_pass descriptors.
422 * tree-ssa-copyrename.c: Update tree_pass descriptors.
423 * tree-ssa-ccp.c: Update tree_pass descriptors.
424 * df-core.c: Update tree_pass descriptors.
425 * mode-switching.c: Update tree_pass descriptors.
426 * tree-nomudflap.c: Update tree_pass descriptors.
427 * modulo-sched.c: Update tree_pass descriptors.
428 * ipa-pure-const.c: Update tree_pass descriptors.
429 * cse.c: Update tree_pass descriptors.
430 * web.c: Update tree_pass descriptors.
431 * tree-stdarg.c: Update tree_pass descriptors.
432 * tree-ssa-math-opts.c: Update tree_pass descriptors.
433 * tree-ssa-dom.c: Update tree_pass descriptors.
434 * tree-nrv.c: Update tree_pass descriptors.
435 * tree-ssa-alias.c: Update tree_pass descriptors.
436 * loop-init.c: Update tree_pass descriptors.
437 * gimple-low.c: Update tree_pass descriptors.
438 * ipa-inline.c: Update tree_pass descriptors.
439 * tree-ssa-sink.c: Update tree_pass descriptors.
440 * global.c: Update tree_pass descriptors.
441 * ifcvt.c: Update tree_pass descriptors.
442 * jump.c: Update tree_pass descriptors.
443 * predict.c: Update tree_pass descriptors.
444 * tree-ssa-loop.c: Update tree_pass descriptors.
445 * recog.c: Update tree_pass descriptors.
446 * dse.c: Update tree_pass descriptors.
447 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
448 * tree-eh.c: Update tree_pass descriptors.
449 * regmove.c: Update tree_pass descriptors.
451 * function.c: Update tree_pass descriptors.
452 * tree-vectorizer.c: Update tree_pass descriptors.
453 * gcse.c: Update tree_pass descriptors.
454 * ipa-type-escape.c: Update tree_pass descriptors.
455 * tree-if-conv.c: Update tree_pass descriptors.
456 * init-regs.c: Update tree_pass descriptors.
457 * ipa.c: Update tree_pass descriptors.
458 * tree-ssa-phiopt.c: Update tree_pass descriptors.
459 * rtl-factoring.c: Update tree_pass descriptors.
460 * lower-subreg.c: Update tree_pass descriptors.
461 * bt-load.c: Update tree_pass descriptors.
462 * tree-dfa.c: Update tree_pass descriptors.
463 * except.c: Update tree_pass descriptors.
464 * emit-rtl.c: Update tree_pass descriptors.
465 * cfgexpand.c: Update tree_pass descriptors.
466 * tree-cfgcleanup.c: Update tree_pass descriptors.
467 * cfgcleanup.c: Update tree_pass descriptors.
468 * tree-ssa-pre.c: Update tree_pass descriptors.
469 * tree-sra.c: Update tree_pass descriptors.
470 * tree-mudflap.c: Update tree_pass descriptors.
471 * tree-ssa-copy.c: Update tree_pass descriptors.
472 * cfglayout.c: Update tree_pass descriptors.
473 * tree-ssa-forwprop.c: Update tree_pass descriptors.
474 * tree-ssa-dce.c: Update tree_pass descriptors.
475 * tree-ssa.c: Update tree_pass descriptors.
476 * regclass.c: Update tree_pass descriptors.
477 * integrate.c: Update tree_pass descriptors.
478 * tree-optimize.c: Update tree_pass descriptors.
479 * tree-ssa-phiprop.c: Update tree_pass descriptors.
480 * tree-object-size.c: Update tree_pass descriptors.
481 * combine.c: Update tree_pass descriptors.
482 * tree-outof-ssa.c: Update tree_pass descriptors.
483 * bb-reorder.c: Update tree_pass descriptors.
484 * stack-ptr-mod.c: Update tree_pass descriptors.
485 * var-tracking.c: Update tree_pass descriptors.
486 * tree-profile.c: Update tree_pass descriptors.
487 * tree-vect-generic.c: Update tree_pass descriptors.
488 * reg-stack.c: Update tree_pass descriptors.
489 * sched-rgn.c: Update tree_pass descriptors.
490 * tree-ssa-structalias.c: Update tree_pass descriptors.
491 * tree-cfg.c: Update tree_pass descriptors.
492 * passes.c (current_pass): Update declaration.
493 (finish_optimization_passes): Update.
494 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
495 (register_one_dump_file, register_dump_files_1, next_pass_1):
497 (init_optimization_passes): Update handling of new types.
498 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
499 * ipa-struct-reorg.c: Update tree_pass descriptors.
500 * tree-ssa-reassoc.c: Update tree_pass descriptors.
501 * combine-stack-adj.c: Update tree_pass descriptors.
502 * cfgrtl.c: Update tree_pass descriptors.
503 * dce.c: Update tree_pass descriptors.
504 * tree-ssanames.c: Update tree_pass descriptors.
506 2008-03-19 Richard Guenther <rguenther@suse.de>
509 * tree-ssa.c (always_executed): New global flag.
510 (warn_uninitialized_var): If !always_executed warn with "maybe"
512 (execute_early_warn_uninitialized): Compute post-dominators.
513 Initialize always_executed before processing each basic block.
515 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
518 * config/i386/i386.c (x86_this_parameter): Calculate correct location
519 of "this" pointer when "regparm = N" or "fastcall" is in effect.
521 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
523 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
525 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
527 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
529 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
530 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
531 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
532 target after ignore has been set, and move there also the commputation
533 of subtarget and original_target.
534 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
535 (LANG_HOOKS_INITIALIZER): Remove it.
536 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
538 2008-03-18 Richard Guenther <rguenther@suse.de>
540 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
541 found an expression with constants, note that in the VN for the lhs.
542 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
543 fold them to constants if possible. Run cleanup_cfg if done so.
544 (execute_pre): Return todo.
546 (execute_fre): Likewise.
547 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
549 (get_prop_source_stmt): Look through pointer conversions.
551 2008-03-18 Jan Hubicka <jh@suse.cz>
553 * tree-pretty-print.c: Include predict.h.
554 (dump_generic_node): Dump predictor.
555 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
556 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
557 * gimple-low.c (lower_stmt): Likewise.
558 * expr.c (expand_expr_real): Likewise.
559 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
561 (build_predict_expr, build_predict_expr): New.
562 * predict.h (predictor_name, build_predict_expr): Update.
563 * c-typeck.c (c_finish_bc_stmt): Add prediction.
564 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
565 * predict.def (PRED_CONTINUE): Update hitrate.
566 * tree.def (PREDICT_EXPR): Define.
567 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
568 do not handle BIND_EXPR.
569 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
570 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
571 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
574 2008-03-18 Michael Matz <matz@suse.de>
576 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
578 2008-03-18 Richard Guenther <rguenther@suse.de>
580 * tree-gimple.h (is_gimple_invariant_address): Declare.
581 (is_gimple_constant): Likewise.
582 * tree-gimple.c (is_gimple_constant): New function.
583 (is_gimple_invariant_address): Likewise.
584 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
585 and is_gimple_invariant_address.
586 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
588 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
591 2008-03-18 Jakub Jelinek <jakub@redhat.com>
594 * gimplify.c (gimplify_expr): Gimplify second operand of
597 2008-03-17 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/19637
600 * fold-const.c (fold_unary): Remove restrictions of removing
601 intermediate pointer-conversions (P2)(P1)P0.
602 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
603 conversion to void pointer.
604 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
606 2008-03-16 James E. Wilson <wilson@tuliptree.org>
609 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
610 emulated thread local variables.
612 2008-03-16 Richard Guenther <rguenther@suse.de>
615 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
616 expand TREE_INVARIANT operations that are not gimple invariant.
618 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
620 * doc/extend.texi (Alignment): Say that the ABI controls
621 the __alignof__ for non-strict-alignment targets rather
622 than being a recommendation.
624 2008-03-15 Paul Brook <paul@codesourcery.com>
626 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
628 (arm_output_fn_unwind): Mark functions that can not be unwound.
630 2008-03-15 Paul Brook <paul@codesourcery.com>
632 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
633 extension instructions.
635 2008-03-15 Richard Guenther <rguenther@suse.de>
637 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
638 and fold constant aggregate refs.
639 (fold_const_aggregate_ref): Handle string constants
640 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
641 (evaluate_stmt): Simplify now that ccp_fold folds constant
644 2008-03-15 Paul Brook <paul@codesourcery.com>
646 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
647 (extzv): Use gen_extzv_t2.
648 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
650 2008-03-15 Richard Guenther <rguenther@suse.de>
652 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
653 (fold_const_aggregate_ref): Likewise.
654 (get_value): Return NULL if we don't have any values.
655 (ccp_finalize): Set const_val to NULL after freeing it.
656 * tree-flow.h (get_symbol_constant_value): Declare.
657 (fold_const_aggregate_ref): Likewise.
658 * tree-ssa-sccvn.c (try_to_simplify): Use them.
660 2008-03-15 Richard Guenther <rguenther@suse.de>
663 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
664 to not produce negative array indices if not allowed. Add
665 parameter to indicate that.
666 (maybe_fold_offset_to_component_ref): Allow negative array
667 indices only for the first member of a structure.
668 (maybe_fold_offset_to_reference): Allow negative array indices.
669 (maybe_fold_stmt_addition): Likewise.
671 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
672 Anatoly Sokolov <aesok@post.ru>
674 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
675 (avr_arch): Add ARCH_AVR6.
676 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
677 (initial_elimination_offset): Initialize and use 'avr_pc_size'
678 instead of fixed value 2.
679 (print_operand_address): Use gs() asm specifier instead of pm().
680 (avr_assemble_integer): (Ditto.).
681 (avr_output_addr_vec_elt): (Ditto.).
682 (print_operand): Handle "!" code.
683 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
684 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
685 (AVR_HAVE_EIJMP_EICALL): Define.
686 (AVR_3_BYTE_PC): Redefine.
687 (AVR_2_BYTE_PC): (Ditto.).
688 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
689 (LINK_SPEC): Add atmega2560 and atmega2561.
690 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
692 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
693 for 3 byte PC devices.
694 (call_value_insn): (Ditto.).
695 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
696 (indirect_jump): Use only for for 2 byte PC devices.
697 (*tablejump): (Ditto.).
698 (*indirect_jump_avr6): Add insn.
699 (*tablejump_rjmp): Don't use for 3 byte PC devices.
700 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
701 instead of ijmp for 3 byte PC devices.
702 (__tablejump2__): (Ditto.).
703 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
704 (MULITLIB_DIRNAMES): (Ditto.).
705 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
707 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
710 "sse2_umulsidi3". Use V1DI mode for operand 0.
711 ("mmx_psadbw"): Use V1DI mode for operand 0.
712 * config/i386/i386-modes.def (V1SI): New vector mode.
713 * config/i386/i386.c (struct builtin_description)
714 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
715 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
716 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
717 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
718 v1di_ftype_v8qi_v8qi type.
719 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
721 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
722 __builtin_ia32_pmuludq]: Fix the mode of return value.
724 2008-03-15 Richard Guenther <rguenther@suse.de>
727 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
730 2008-03-14 Bob Wilson <bob.wilson@acm.org>
732 * doc/invoke.texi (Option Summary, Xtensa Options): Document
733 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
734 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
735 unless TARGET_SERIALIZE_VOLATILE is enabled.
736 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
737 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
738 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
740 2008-03-14 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/34172
743 * tree-flow.h (refs_may_alias_p): Declare.
744 (get_single_def_stmt): Likewise.
745 (get_single_def_stmt_from_phi): Likewise.
746 (get_single_def_stmt_with_phi): Likewise.
747 * tree-dfa.c (refs_may_alias_p): New function.
748 (get_single_def_stmt): Likewise.
749 (get_single_def_stmt_from_phi): Likewise.
750 (get_single_def_stmt_with_phi): Likewise.
751 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
752 (vn_reference_lookup_1): New helper function.
753 (vn_reference_lookup): Walk the virtual use-def chain to
754 continue searching for a match if the def does not alias the
755 reference we are looking for.
757 2008-03-14 David Edelsohn <edelsohn@gnu.org>
759 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
760 archive and Perzl. Update The Written Word listing.
762 2008-03-14 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/34043
765 PR tree-optimization/33989
766 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
768 (bitmap_find_leader): Use extra argument to verify dominance
769 relationship inside a basic-block.
770 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
771 (find_leader_in_sets): Adjust.
772 (create_component_ref_by_pieces): Take extra argument for
773 dominance check, handle lookup failures.
774 (find_or_generate_expression): Likewise.
775 (create_expression_by_pieces): Likewise.
776 (insert_into_preds_of_block): Adjust.
777 (create_value_expr_from): If asked for, verify all operands
778 are in the blocks AVAIL_OUT set.
779 (make_values_for_stmt): Check for SSA_NAMEs that are life
780 over an abnormal edge.
781 (compute_avail): Remove such check.
782 (do_SCCVN_insertion): New function.
783 (eliminate): If we do not find a leader suitable for replacement
784 insert a replacement expression from SCCVN if available.
785 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
786 (struct vn_ssa_aux): Add needs_insertion flag.
787 * tree-ssa-sccvn.c (may_insert): New global flag.
788 (copy_reference_ops_from_ref): Value-number union member access
789 based on its size, not type and member if insertion is allowed.
790 (visit_reference_op_load): For a weak match from union type
791 punning lookup a view-converted value and insert a SSA_NAME
792 for that value if that is not found.
793 (visit_use): Make dumps shorter. Do not disallow value numbering
794 SSA_NAMEs that are life over an abnormal edge to constants.
795 (free_scc_vn): Release inserted SSA_NAMEs.
796 (run_scc_vn): New flag to specify whether insertion is allowed.
797 Process SSA_NAMEs in forward order.
798 * tree-ssa-loop-im.c (for_each_index): Handle invariant
799 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
800 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
801 pointer type to/from integral types that do not change the
802 precision to regular conversions.
804 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
806 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
807 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
808 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
809 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
810 input arguments and the mode of return value. Built-in functions
811 that operate on whole 64-bit MMX register now use V1DI mode.
813 2008-03-13 Alon Dayan <alond@il.ibm.com>
814 Olga Golovanevsky <olga@il.ibm.com>
816 PR tree-optimization/35041
817 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
818 to locate the right position in a statement.
820 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/xmmintrin.h: Change all static inline functions to
825 extern inline and add __gnu_inline__ attribute.
826 * config/i386/bmintrin.h: Ditto.
827 * config/i386/smmintrin.h: Ditto.
828 * config/i386/tmmintrin.h: Ditto.
829 * config/i386/mmintrin-common.h: Ditto.
830 * config/i386/ammintrin.h: Ditto.
831 * config/i386/emmintrin.h: Ditto.
832 * config/i386/pmmintrin.h: Ditto.
833 * config/i386/mmintrin.h: Ditto.
834 * config/i386/mm3dnow.h: Ditto.
836 2008-03-13 Jakub Jelinek <jakub@redhat.com>
839 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
840 (lower_omp_2): New function.
841 (lower_omp_1, lower_omp): Rewritten.
843 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
846 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
847 with the phrase "Microsoft Windows compilers".
848 (Push/Pop Macro Pragmas): New subsection. Document
849 #pragma push_macro and pragma pop_macro.
851 2008-03-12 Paul Brook <paul@codesourcery.com>
853 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
855 2008-03-12 Paul Brook <paul@codesourcery.com>
857 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
858 (thumb2_alusi3_short): Exclude PLUS and MINUS.
859 (thumb2_addsi_shortim): Rename ...
860 (thumb2_addsi_short): ... to this. Allow register operands.
861 (thumb2_subsi_short): New pattern.
862 (thumb2_one_cmplsi2_short,
863 thumb2_negsi2_short): New patterns and peepholes.
865 2008-03-12 Paul Brook <paul@codesourcery.com>
867 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
869 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.md (int_cond): New code iterator.
873 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
874 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
875 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
876 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
877 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
878 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
879 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
880 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
882 2008-03-12 Paul Brook <paul@codesourcery.com>
884 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
885 instead of {arm,thumb}_compute_save_reg_mask.
886 (output_return_instruction): Ditto.
887 (thumb_unexpanded_epilogue): Ditto.
888 (thumb1_expand_prologue): Ditto.
889 (thumb1_output_function_prologue): Ditto.
890 (arm_set_return_address): Ditto.
891 (thumb_set_return_address): Ditto.
892 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
893 regs to achieve stack alignment.
894 (thumb1_compute_save_reg_mask): Fix compiler warning.
895 (arm_output_epilogue): Use offsets->saved_regs_mask.
896 Adjust stack pointer by poping call clobered registers.
897 (arm_expand_prologue): Use offsets->saved_regs_mask.
898 Adjust stack pointer by pushing extra registers.
899 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
901 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
904 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
905 conversion to the operands of a multiplication.
907 2008-03-12 Richard Guenther <rguenther@suse.de>
909 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
910 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
911 * timevar.def (TV_TREE_PHIPROP): Add.
912 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
913 pass description. Use TV_TREE_PHIPROP.
914 * tree-ssa-forwprop.c: Remove phiprop code.
916 2008-03-12 Jakub Jelinek <jakub@redhat.com>
919 * omp-low.c (maybe_lookup_decl): Constify first argument.
920 (use_pointer_for_field): Change last argument from bool to
921 omp_context *. Disallow shared copy-in/out in nested
922 parallel if decl is shared in outer parallel too.
923 (build_outer_var_ref, scan_sharing_clauses,
924 lower_rec_input_clauses, lower_copyprivate_clauses,
925 lower_send_clauses, lower_send_shared_vars): Adjust callers.
927 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
928 Ira Rosen <irar@il.ibm.com>
930 * tree-vectorizer.c (free_stmt_vec_info): New function.
931 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
932 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
933 * tree-vectorizer.h (free_stmt_vec_info): Declare.
934 * tree-vect-transform.c (vectorizable_conversion): Free
935 vec_oprnds0 if it was allocated.
936 (vect_permute_store_chain): Remove unused VECs.
937 (vectorizable_store): Free VECs that are allocated in the..
939 (vect_transform_strided_load, vectorizable_load): Likewise.
940 (vect_remove_stores): Simplify the code.
941 (vect_transform_loop): Move code to vect_remove_stores().
942 Call vect_remove_stores() and free_stmt_vec_info().
944 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
946 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
947 TARGET_HPUX. Revise comment.
948 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
949 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
950 Use sr4 variant of `be' instruction when not generating PIC code.
951 (attr_length_call): Adjust for above change.
953 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
955 * ipa-reference.c (static_execute): Remove module_statics_const and
956 associated setting code.
958 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
962 predicate for operand 1.
963 (paritysi2_cmp): Use register_operand predicate for operand 2.
964 Use earlyclobber modifier for operand 1. Remove support for
966 (paritydi2_cmp): Use register_operand predicate for operand 3.
967 Use earlyclobber modifier for operand 1. Remove support for
970 2008-03-11 Paul Brook <paul@codesourcery.com>
971 Vladimir Prus <vladimir@codesourcery.com>
973 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
974 (arm_compute_save_reg0_reg12_mask): Always
975 check if register 11 must be saved. Always safe hard frame pointer
976 when frame_pointer_needeed.
977 (arm_compute_save_reg_mask): Save IP and PC
978 only with apcs frames.
979 (arm_output_epilogue): Adjust Thumb2 codepath to
980 be also invoked and work for ARM non-apcs frames.
981 (arm_expand_prologue): Don't bother saving IP
982 for non-apcs frame, since it's not clobbered by
983 prologue code. Implement non-apcs frame
986 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
988 PR rtl-optimization/35281
989 * expr.c (convert_move): Use a new pseudo for the intermediate
990 from_mode->word_mode result.
992 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
994 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
995 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
996 * toplev.c (compile_file): Don't call it.
998 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1001 * expr.c (store_expr): Call emit_block_move if the mode
1002 of "temp" RTX is BLKmode.
1004 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1005 Richard Guenther <rguenther@suse.de>
1007 PR tree-optimization/31358
1008 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1009 the step with a NULL_TREE.
1010 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1011 to sizetype if type is a pointer type.
1012 (add_candidate_1): Don't convert the base and step to
1013 the generic type if the orginal type is a pointer type.
1014 (add_iv_value_candidates): Use sizetype for the step
1015 if type is a pointer type.
1016 (cand_value_at): Likewise.
1017 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1019 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1020 Don't convert the tem affine to the type.
1021 (add_elt_to_tree): Use sizetype for the step if a pointer.
1022 Use POINTER_PLUS_EXPR for pointers.
1023 (aff_combination_to_tree): Use sizetype for the step if a
1026 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1028 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1029 Remove commutativity hint.
1031 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1035 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1036 errorneous type. Check that v is a VAR_DECL.
1039 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1041 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1043 PR tree-optimization/35494
1044 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1045 may be overriden at link and run time.
1047 2008-03-10 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/34677
1050 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1051 (poolify_tree): Likewise.
1052 (modify_expr_template): Likewise.
1053 (poolify_modify_stmt): Likewise.
1054 (insert_fake_stores): Handle all component-ref style stores
1055 in addition to INDIRECT_REF. Also handle complex types.
1056 Do not poolify the inserted load.
1057 (realify_fake_stores): Do not rebuild the tree but only
1058 make it a SSA_NAME copy.
1059 (init_pre): Remove initialzation of modify_expr_template.
1060 Do not allocate modify_expr_node_pool.
1061 (fini_pre): Do not free modify_expr_node_pool.
1063 2008-03-10 Paul Brook <paul@codesourcery.com>
1065 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1068 2008-03-10 Paul Brook <paul@codesourcery.com>
1069 Mark Shinwell <shinwell@codesourcery.com>
1071 * config/arm/cortex-r4.md: New.
1072 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1074 * config/arm/arm.md: Include cortex-r4.md.
1075 (insn): Add smmls, sdiv and udiv values.
1076 (generic_sched): Don't use generic scheduling for Cortex-R4.
1077 (arm_issue_rate): New function.
1078 (TARGET_SCHED_ISSUE_RATE): Define.
1080 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1082 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1084 2008-03-10 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1087 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1089 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1091 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1092 Set default to true.
1094 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1096 * c.opt (Wsynth): Deprecate.
1097 * doc/invoke.texi (Option Summary, Warning Options): Document
1098 -Wno-format-contains-nul.
1100 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1103 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1104 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1106 2008-03-09 Ira Rosen <irar@il.ibm.com>
1108 * config/rs6000/rs6000.c (builtin_description): Rename vector
1109 left shift operations.
1110 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1111 (altivec_vsl<VI_char>): Rename to ...
1112 (ashl<mode>3): ... new name.
1113 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1115 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1117 2008-03-08 Richard Guenther <rguenther@suse.de>
1119 * coverage.h (tree_coverage_counter_addr): Declare.
1120 * coverage.c (tree_coverage_counter_addr): New function.
1121 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1123 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1124 (tree_gen_one_value_profiler): Likewise.
1125 (tree_gen_ic_profiler): Likewise.
1126 (tree_gen_average_profiler): Likewise.
1127 (tree_gen_ior_profiler): Likewise.
1129 2008-03-08 Richard Guenther <rguenther@suse.de>
1131 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1132 (vn_binary_op_insert): Likewise.
1133 (vn_unary_op_lookup): Likewise.
1134 (vn_unary_op_insert): Likewise.
1135 (vn_nary_op_lookup): Declare.
1136 (vn_nary_op_insert): Likewise.
1137 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1138 and binary hashes, use a single obstack for unary_op_pool
1140 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1141 a single struct vn_nary_op_s. Store tree code length and
1142 a variable number of operands.
1143 (struct vn_reference_op_struct): Remove unused op2.
1144 (vn_reference_op_eq): Do not compare op2.
1145 (vn_reference_op_compute_hash): Do not compute hash of op2.
1146 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1147 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1148 with vn_nary_op_compute_hash.
1149 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1150 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1152 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1154 (visit_unary_op): Call nary functions.
1155 (visit_binary_op): Likewise.
1156 (process_scc): Adjust for struct vn_tables_s changes.
1157 (allocate_vn_table): Likewise.
1158 (free_vn_table): Likewise.
1159 * tree-vn.c (vn_add): Call nary functions.
1160 (vn_lookup): Likewise.
1162 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1165 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1166 wdst back after sync_compare_and_swapqhi_internal.
1168 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386-modes.def (V1DI): New vector mode.
1172 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1173 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1174 (MMXMODE248): Ditto.
1175 (MMXMODE): Add V1DI mode.
1176 (mmxvecsize): Change DI mode to V1DI mode.
1177 ("mov<mode>): Use MMXMODEI8 mode iterator.
1178 ("*mov<mode>_internal_rex64"): Ditto.
1179 ("*mov<mode>_internal"): Ditto.
1180 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1181 ("mmx_sub<mode>3"): Ditto.
1182 ("mmx_adddi3"): Remove insn pattern.
1183 ("mmx_subdi3"): Ditto.
1184 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1185 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1186 ("mmx_ashl<mode>3"): Ditto.
1187 ("mmx_lshrdi3"): Remove insn pattern.
1188 ("mmx_ashldi3"): Ditto.
1189 * config/i386/i386.c (classify_argument): Handle V1DImode.
1190 (function_arg_advance_32): Ditto.
1191 (function_arg_32): Ditto.
1192 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1193 mmx_addv1di3 insn pattern.
1194 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1195 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1196 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1197 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1198 Remove definitions of built-in functions.
1199 (V1DI_type_node): New node.
1200 (v1di_ftype_v1di_int): Ditto.
1201 (v1di_ftype_v1di_v1di): Ditto.
1202 (v2si_ftype_v2si_si): Ditto.
1203 (v4hi_ftype_v4hi_di): Remove node.
1204 (v2si_ftype_v2si_di): Ditto.
1205 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1206 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1207 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1208 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1209 Add new builtins using def_builtin_const.
1210 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1211 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1212 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1213 * config/i386/mmintrin.h (__v1di): New typedef.
1214 (_mm_add_si64): Cast arguments to __v1di type.
1215 (_mm_sub_si64): Ditto.
1216 (_mm_sll_pi16): Cast __count to __v4hi type.
1217 (_mm_sll_pi32): Cast __count to __v2si type.
1218 (_mm_sll_si64): Cast arguments to __v1di type.
1219 (_mm_srl_pi16): Cast __count to __v4hi type.
1220 (_mm_srl_pi32): Cast __count to __v2si type.
1221 (_mm_srl_si64): Cast arguments to __v1di type.
1222 (_mm_sra_pi16): Cast __count to __v4hi type.
1223 (_mm_sra_pi32): Cast __count to __v2si type.
1224 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1225 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1226 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1227 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1228 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1229 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1230 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1231 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1232 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1233 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1234 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1235 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1237 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1239 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1241 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1244 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1245 reg+const addressing for Altivec modes. Don't generate reg+reg
1246 addressing for TFmode or TDmode quantities.
1248 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1250 * c-common.c (vector_types_convertible_p): Call langhook
1251 instead of comptypes.
1253 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1256 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1257 integral and scalar float variables which have a
1260 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1262 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1263 dwarf_register_span hook when emitting unwind information for
1264 register-to-memory saves.
1265 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1266 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1268 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1270 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1271 for the same VAR_DECL.
1273 2008-03-06 Tom Tromey <tromey@redhat.com>
1276 * doc/standards.texi (Standards): Don't mention treelang.
1277 * doc/invoke.texi (Overall Options): Don't mention treelang.
1278 * doc/install.texi (Prerequisites): Don't mention bison or
1280 (Configuration): Don't mention treelang.
1281 (Building): Likewise.
1282 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1284 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1286 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1287 word-extractions out of a multi-word object.
1289 2008-03-06 Richard Guenther <rguenther@suse.de>
1291 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1292 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1293 result type and precision.
1294 * expr.c (get_inner_reference): Set unsignedp based on the result
1295 type of BIT_FIELD_REF.
1296 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1297 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1298 (try_instantiate_multiple_fields): Likewise. Use the correct type
1300 (sra_build_assignment): Likewise.
1301 (sra_build_elt_assignment): Likewise.
1302 (sra_explode_bitfield_assignment): Likewise.
1303 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1304 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1305 set BIT_FIELD_REF_UNSIGNED.
1306 (vectorizable_load): Likewise.
1308 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1313 2008-03-06 Richard Guenther <rguenther@suse.de>
1315 * alias.c (struct alias_set_entry): Move has_zero_child field
1316 to pack with alias_set.
1318 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1320 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1323 2008-03-05 Ian Lance Taylor <iant@google.com>
1325 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1327 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1329 * fwprop.c (update_df): Support width and offset parameters of
1331 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1332 global_conflicts): Change DF_REF_EXTRACT to either
1333 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1334 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1335 * df-scan.c (df_ref_record, df_defs_record,
1336 df_ref_create_structure, df_def_record_1, df_uses_record,
1337 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1338 df_bb_refs_collect, df_entry_block_defs_collect,
1339 df_exit_block_uses_collect): Support new width and offset fields.
1340 (ref_extract_pool): New storage pool.
1341 (df_free_ref): New function.
1342 (df_reg_chain_unlink, df_free_collection_rec,
1343 df_sort_and_compress_refs): Call df_free_ref.
1344 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1346 (df_ref_create_structure): Allocate df_ref_extract if offset and
1347 width fields are used.
1348 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1349 (df_uses_record): Get offset and width from ZERO_EXTRACT
1351 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1352 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1353 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1354 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1355 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1356 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1357 (df_ref_extract): New structure.
1358 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1359 (df_ref_create): Add width and offset parameters.
1361 2008-03-05 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1364 Use ranges_overlap_p.
1365 (offset_overlaps_with_access): Rename
1366 to ranges_overlap_p and move ...
1367 * tree-flow-inline.h (ranges_overlap_p): ... here.
1369 * tree.h (get_inner_reference, handled_component_p): Update
1372 * tree.h (record_component_aliases, get_alias_set,
1373 alias_sets_conflict_p, alias_sets_must_conflict_p,
1374 objects_must_conflict_p): Move declarations ...
1375 * alias.h (record_component_aliases, get_alias_set,
1376 alias_sets_conflict_p, alias_sets_must_conflict_p,
1377 objects_must_conflict_p): ... here.
1378 Include coretypes.h.
1379 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1381 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1383 * cfg.c: Include tree-flow.h.
1384 (remove_edge_raw): Call redirect_edge_var_map_clear.
1385 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1386 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1387 (redirect_edge_var_map_result): New.
1388 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1389 PENDING_STMT use with redirect_edge_var_map_*.
1390 * tree-ssa.c (edge_var_maps): New definition.
1391 (redirect_edge_var_map_add): New.
1392 (redirect_edge_var_map_clear): New.
1393 (redirect_edge_var_map_dup): New.
1394 (redirect_edge_var_map_vector): New.
1395 (redirect_edge_var_map_destroy): New.
1396 (ssa_redirect_edge): Replace PENDING_STMT use with
1397 redirect_edge_var_map_*.
1398 (flush_pending_stmts): Same.
1399 (delete_tree_ssa): Destroy edge var map.
1400 * tree-flow.h (struct _edge_var_map): New.
1401 Define edge_var_map vector type.
1402 Declare redirect_edge_var_map_* prototypes.
1403 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1404 * tree-cfg.c (reinstall_phi_args): Replace
1405 PENDING_STMT use with redirect_edge_var_map_*.
1407 2008-03-05 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/35472
1410 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1411 whose single use_stmt has a overlapping set of loaded and
1412 stored symbols as that use_stmt might be a noop assignment then.
1414 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1416 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1418 2008-03-05 Richard Guenther <rguenther@suse.de>
1421 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1422 should be constants.
1423 * tree-cfg.c (verify_expr): Verify it.
1424 * fold-const.c (fold_truthop): Remove code generating
1425 BIT_FIELD_REFs of structure bases.
1426 (fold_binary): Likewise.
1427 (fold_ternary): Position and size of BIT_FIELD_REFs are
1428 always host integers.
1429 (make_bit_field_ref): Remove.
1430 (optimize_bit_field_compare): Remove.
1431 (all_ones_mask_p): Remove.
1433 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1436 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1437 (split_block_and_df_analyze): New. Split basic block and rebuild
1439 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1441 (split_pattern_seq): Likewise.
1442 (erase_matching_seqs): Likewise.
1443 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1445 2008-03-04 Geoff Keating <geoffk@apple.com>
1447 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1448 declaration and code.
1449 (tree_invalid_nonnegative_warnv_p): Likewise.
1451 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1453 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1454 examples. Truncate option-names then causing overfull hbox.
1456 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1459 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1461 * configure: Rebuilt.
1463 2008-03-04 Rafael Espindola <espindola@google.com>
1465 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1466 (tree_unary_nonnegative_warnv_p): New.
1467 (tree_binary_nonnegative_warnv_p): New.
1468 (tree_single_nonnegative_warnv_p): New.
1469 (tree_invalid_nonnegative_warnv_p): New.
1470 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1472 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1475 * opts.c (handle_option): Postpone 'unknown option' errors only for
1478 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1481 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1484 2008-03-04 Rafael Espindola <espindola@google.com>
1486 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1487 (tree_binary_nonzero_warnv_p): New.
1488 (tree_single_nonzero_warnv_p): New.
1489 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1491 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1494 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1495 transformations for modes that have signed zeros.
1496 * ifcvt.c (noce_try_abs): Ditto.
1498 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1500 * config/i386/i386.c (override_options): Force
1501 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1503 2008-03-04 Jan Hubicka <jh@suse.cz>
1506 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1509 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1511 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1512 label to probe the stack.
1514 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1516 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1517 (__gthr_win32_mutex_destroy): Declare.
1518 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1519 __gthr_win32_mutex_destroy.
1520 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1522 2008-03-03 Jan Hubicka <jh@suse.cz>
1525 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1526 aggressive on inlining cold calls.
1528 2008-03-03 Richard Guenther <rguenther@suse.de>
1530 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1531 struct copies into the expression table.
1532 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1533 (try_to_simplify): Likewise.
1534 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1535 integral and pointer arguments which do not change the
1536 precision to NOP_EXPRs.
1537 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1538 VIEW_CONVERT_EXPR case.
1540 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1542 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1543 defined in a loop at depth 0 is invariant.
1544 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1545 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1546 be called at loop depth 0.
1548 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1551 * gcc.c (process_command): Update copyright notice dates.
1552 * gcov.c (print_version): Likewise.
1553 * gcov-dump.c (print_version): Likewise.
1554 * mips-tfile.c (main): Likewise.
1555 * mips-tdump.c (main): Likewise.
1557 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1560 * c-common.c (flag_permissive): Delete.
1561 (constant_expression_warnings): Check flags first.
1562 (constant_expression_error): New.
1563 * c-common.h (flag_permissive): Delete.
1564 (constant_expression_error): Declare.
1565 * flags.h (flag_permissive): Declare. Update description.
1566 * diagnostic.c (pedwarn): Update.
1568 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1569 (permissive_error_kind): New.
1570 * toplev.c (flag_permissive): Define. Update description.
1571 * toplev.h (permissive_error_kind): Declare.
1572 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1573 (pedwarn_c90): Use pedantic_warning_kind.
1574 * c-opts.c (c_common_post_options): flag_permissive does not affect
1575 flag_pedantic_errors.
1577 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1579 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1580 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1581 __absvsi2, __absvDI2): Use unsigned arithmetic.
1583 2008-03-02 Andi Kleen <ak@suse.de>
1584 Richard Guenther <rguenther@suse.de>
1586 * struct-equiv.c: Remove file.
1587 * cfg_cleanup.c (condjump_equiv_p): Remove.
1588 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1589 (struct-equiv.o): Remove rule.
1590 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1591 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1592 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1594 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1596 * ifcvt.c (noce_process_if_block): Try to handle only the then
1597 block if the else block exists but isn't suitable.
1599 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1602 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1603 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1604 regression from previous patch.
1606 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1609 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1611 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1612 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1613 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1614 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1615 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1616 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1617 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1618 (__gthread_mutex_destroy_function): Rename to
1619 __gthread_mutex_destroy.
1620 * gthr-dce.h (__gthread_mutex_destroy): Call
1621 pthread_mutex_destroy.
1622 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1623 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1624 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1626 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1628 * df-scan.c (df_ref_chain_change_bb): Simplify.
1629 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1630 set_block_for_insn if there's any change.
1631 * df.h ((df_insn_change_bb): Fix prototype.
1632 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1633 df_insn_change_bb, don't call set_block_for_insn.
1634 * emit-rtl.c (reorder_insns): Likewise.
1635 * haifa-sched.c (move_insn): Likewise.
1637 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1639 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1641 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1643 * tree-flow-inline.h (next_readonly_imm_use): Return
1644 NULL_USE_OPERAND_P after the end.
1646 2008-03-01 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/35411
1649 * tree-sra.c (sra_build_assignment): Split conversion to
1650 final type to a separate statement if we are not assigning
1653 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1655 * fold-const.c (fold_convertible_p): Correct the logic to follow
1656 that in fold_convert().
1658 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1661 * tree-inline.c (build_duplicate_type): When we make a
1662 duplicate type, make it unique in the canonical types system.
1664 2008-02-29 Tom Tromey <tromey@redhat.com>
1666 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1667 input_file_stack_history, input_file_stack_restored): Remove.
1668 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1669 * input.h (struct file_stack): Remove.
1670 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1671 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1673 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1675 (diagnostic_last_module_changed): Add 'map' argument.
1676 (diagnostic_set_last_function): Likewise.
1677 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1678 line map, not input_file_stack.
1679 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1681 2008-02-29 Paul Brook <paul@codesourcery.com>
1683 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1685 2008-02-29 Paul Brook <paul@codesourcery.com>
1687 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1689 2008-02-29 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1693 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1694 value for comparing for a store match.
1695 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1696 (try_to_simplify): Do not do a full-blown reference lookup.
1698 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1700 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1701 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1703 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1705 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1707 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1708 strides against cache sizes.
1710 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1712 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1715 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1717 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1718 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1719 is smaller than the original promoted value.
1720 (simplify_subreg): If OP is a SUBREG, try to preserve its
1721 SUBREG_PROMOTED_VAR_P information.
1723 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1725 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1726 (VN_INFO_GET): Allocate new objects on the obstack.
1727 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1728 for rpo_numbers_temp, for consistency.
1729 (free_scc_vn): Free the obstack.
1731 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1733 * doc/invoke.texi: Document -ftree-loop-distribution.
1734 * tree-loop-distribution.c: New.
1735 * tree-pass.h (pass_loop_distribution): New.
1736 * graphds.h (struct graph): Add htab_t indices.
1737 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1738 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1739 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1740 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1741 * tree-data-ref.c (debug_data_dependence_relations): New.
1742 (dump_data_dependence_relation): Also print data references.
1743 (free_data_ref): Extern.
1744 (same_access_functions): Moved...
1745 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1746 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1747 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1748 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1749 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1750 (stmts_from_loop): Skip LABEL_EXPR.
1751 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1753 (build_rdg): Initialize rdg->indices htab.
1754 (free_rdg, stores_from_loop, ref_base_address,
1755 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1756 have_similar_memory_accesses_1, ref_base_address_1,
1757 remove_similar_memory_refs): New.
1758 * tree-data-ref.h: Depend on tree-chrec.h.
1759 (debug_data_dependence_relations, free_data_ref): Declared.
1760 (same_access_functions): ... here.
1761 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1763 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1764 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1765 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1766 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1767 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1768 rdg_vertex_for_stmt): Declared.
1769 (struct rdg_edge): Add level.
1771 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1772 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1774 (rdg_has_similar_memory_accesses): New.
1775 * tree-vect-analyze.c: Remove unused static decls.
1776 * lambda.h (dependence_level): New.
1777 * common.opt (ftree-loop-distribution): New.
1778 * tree-flow.h (mark_virtual_ops_in_bb,
1779 slpeel_tree_duplicate_loop_to_edge_cfg,
1780 rename_variables_in_loop): Declared.
1781 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1782 (OBJS-common): Add tree-loop-distribution.o.
1783 (tree-loop-distribution.o): New rule.
1784 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1785 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1786 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1788 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1791 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1792 other than structures and unions.
1794 2008-02-28 Richard Guenther <rguenther@suse.de>
1797 2008-02-26 Richard Guenther <rguenther@suse.de>
1799 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1800 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1801 (lookup_decl_from_uid): Declare.
1802 (remove_decl_from_map): Likewise.
1803 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1804 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1805 (decl_for_uid_map): New global hashtable mapping DECL_UID
1807 (init_ttree): Allocate it.
1808 (insert_decl_to_uid_decl_map): New helper function.
1809 (make_node_stat): Insert new decls into the map.
1810 (copy_node_stat): Likewise.
1811 (lookup_decl_from_uid): New function.
1812 (remove_decl_from_map): Likewise.
1813 (print_decl_for_uid_map_statistics): New helper.
1814 (dump_tree_statistics): Call it.
1816 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1817 (referenced_var_iterator): Adjust.
1818 (FOR_EACH_REFERENCED_VAR): Adjust.
1819 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1820 (num_referenced_vars): Adjust.
1821 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1822 (first_referenced_var): Remove.
1823 (end_referenced_vars_p): Likewise.
1824 (next_referenced_var): Likewise.
1825 (referenced_var_iterator_set): New helper function.
1826 * tree-dfa.c (referenced_var_lookup): Adjust.
1827 (referenced_var_check_and_insert): Likewise.
1828 (remove_referenced_var): Likewise.
1829 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1831 (verify_call_clobbering): Likewise.
1832 (verify_memory_partitions): Likewise.
1833 (init_tree_ssa): Allocate bitmap instead of hashtable for
1835 (delete_tree_ssa): Adjust.
1836 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1838 (compute_tag_properties): Likewise.
1839 (set_initial_properties): Likewise.
1840 (find_partition_for): Likewise.
1841 (update_reference_counts): Likewise.
1842 (dump_may_aliases_for): Likewise.
1843 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1844 (add_call_clobber_ops): Likewise.
1845 (add_call_read_ops): Likewise.
1846 (get_asm_expr_operands): Likewise.
1847 * tree-into-ssa.c (dump_decl_set): Likewise.
1848 (update_ssa): Likewise.
1849 * tree-sra.c (scan_function): Likewise.
1850 (decide_instantiations): Likewise.
1851 (scalarize_parms): Likewise.
1852 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1853 (dsa_named_for): Likewise.
1854 * tree-ssa-structalias.c (update_alias_info): Likewise.
1855 (merge_smts_into): Likewise.
1857 2008-02-27 David Daney <ddaney@avtrex.com>
1860 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1861 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1862 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1863 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1864 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1866 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1869 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1870 (BUILT_IN_NEXTTOWARD): Remove.
1871 (BUILT_IN_NEXTTOWARDF): Ditto.
1872 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1873 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1875 2008-02-27 Tom Tromey <tromey@redhat.com>
1877 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1878 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1880 2008-02-27 Jan Beulich <jbeulich@novell.com>
1882 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1883 update the respective field on newdecl.
1885 2008-02-27 Revital Eres <eres@il.ibm.com>
1887 PR rtl-optimization/34999
1888 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1889 crossing edges that ends with a call insn.
1890 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1891 call insn and clear the EDGE_CROSSING flag of the crossing edge
1892 when fixing fallthru edges.
1894 2008-02-27 Richard Guenther <rguenther@suse.de>
1897 * fold-const.c (fold_unary): Return the correct argument,
1898 converted to the result type.
1900 2008-02-27 Richard Guenther <rguenther@suse.de>
1903 * expr.c (expand_expr_real_1): Assert on rotates that operate
1905 * fold-const.c (fold_binary): Use the types precision, not the
1906 bitsize of the mode if folding rotate expressions. Build rotates
1907 only for full modes.
1909 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1911 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1913 * c-pragma.c (pragma_ns_name): New typedef.
1914 (registered_pp_pragmas): New variable.
1915 (c_pp_lookup_pragma): New function.
1916 (c_register_pragma_1): If flag_preprocess_only, do nothing
1917 for non-expanded pragmas, for expanded ones push pragma's
1918 namespace and name into registered_pp_pragmas vector.
1919 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1920 flag_preprocess_only, don't register GCC pch_preprocess
1921 pragma if flag_preprocess_only.
1922 * c-opts.c (c_common_init): Call init_pragma even if
1923 flag_preprocess_only.
1924 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1925 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1926 cpp_register_pragma if flag_preprocess_only.
1928 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1931 * c-parser.c (c_parser_translation_unit): Warn for empty
1932 translation unit, not empty source file.
1934 2008-02-26 Paul Brook <paul@codesourcery.com>
1936 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1937 operand for Thumb-2.
1938 * config/arm/arm.h (reg_class): Add CORE_REGS.
1939 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1940 (BASE_REG_CLASS): Use CORE_REGS.
1941 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1942 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1943 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1944 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1945 ARM_REGNO_OK_FOR_INDEX_P.
1946 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1947 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1948 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1949 (ldm/stm peepholes): Ditto.
1950 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1951 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1952 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1953 * config/arm/constraints.md: Enable "k" constraint on ARM.
1955 2008-02-27 Ben Elliston <bje@au.ibm.com>
1957 * config/rs6000/rs6000.c: Annotate cache line size field in all
1958 instances of struct processor_costs.
1960 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1962 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1963 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1964 jump_bypass): New counters.
1965 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1966 * dce.c (gate_ud_dce): Same.
1967 (gate_fast_dce): Same.
1968 * dse.c (gate_dse1): New function.
1969 (gate_dse2): New function.
1970 (gate_dse): Merge results of new gate functions.
1971 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1972 (gate_handle_jump_bypass): Add dbg_cnt.
1973 (gate_handle_gcse): Add dbg_cnt.
1974 * ifcvt.c (gate_handle_if_conversion): Same.
1975 (gate_handle_if_after_combine): Same.
1976 (gate_handle_if_after_reload): Same.
1977 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1979 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1981 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1983 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1985 2008-02-26 Jason Merrill <jason@redhat.com>
1988 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1989 alone if it's the naming decl for the type's main variant.
1991 2008-02-26 Tom Tromey <tromey@redhat.com>
1993 * system.h (USE_MAPPED_LOCATION): Poison.
1994 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1995 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1996 (make_goto_expr_edges): Likewise.
1997 (remove_bb): Likewise.
1998 (execute_warn_function_return): Likewise.
1999 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2001 * c-common.c (fname_decl): Remove old location code.
2002 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2004 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2006 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2007 (gen_rtx_ASM_INPUT): Likewise.
2008 (gen_rtx_ASM_INPUT_loc): Likewise.
2009 (get_rtx_asm_OPERANDS): Remove.
2010 * cfglayout.c (insn_locators_alloc): Remove old location code.
2011 (set_curr_insn_source_location): Likewise.
2012 (curr_insn_locator): Likewise.
2013 * print-tree.c (print_node): Remove old location code.
2014 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2015 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2016 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2017 location_from_locus.
2018 (construct_exit_block): Remove old location code.
2019 * emit-rtl.c (force_next_line_note): Remove old location code.
2020 * profile.c (branch_prob): Remove old location code.
2021 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2022 LOC_LINE): Remove old-location variants.
2023 * langhooks.c (lhd_print_error_function): Remove old location
2025 * configure, config.in: Rebuilt.
2026 * configure.ac (--enable-mapped-location): Remove.
2027 * c-decl.c (c_init_decl_processing): Remove old location code.
2028 (finish_function): Likewise.
2029 * recog.c (decode_asm_operands): Remove old location code.
2030 * c-pch.c (c_common_read_pch): Remove old location code.
2031 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2033 * gimple-low.c (lower_function_body): Remove old location code.
2034 * toplev.c (unknown_location): Remove.
2035 (push_srcloc): Remove old-location variant.
2036 (process_options): Remove old location code.
2037 (lang_dependent_init): Likewise.
2038 * input.h (UNKNOWN_LOCATION): Move definition.
2039 (location_t): Undeprecate.
2040 (source_locus): Remove.
2041 (location_from_locus): Remove.
2042 (struct location_s): Remove.
2043 Remove all old-location code.
2044 (input_line, input_filename): Remove.
2045 * final.c (final_scan_insn): Remove old location code.
2046 * diagnostic.c (diagnostic_build_prefix): Remove
2047 USE_MAPPED_LOCATION test.
2048 * tree.h (gimple_stmt) <locus>: Now a location_t.
2049 (tree_exp) <locus>: Likewise.
2050 (DECL_IS_BUILTIN): Remove old-location variant.
2051 (annotate_with_file_line, annotate_with_locus): Likewise.
2052 (expr_locus, set_expr_locus): Update.
2053 * tree.c (build1_stat): Remove old location code.
2054 (last_annotated_node): Remove.
2055 (annotate_with_file_line): Remove old-location variant.
2056 (annotate_with_locus): Likewise.
2057 (expr_location): Remove old location code.
2058 (set_expr_location): Likewise.
2059 (expr_has_location): Likewise.
2060 (expr_locus): Likewise.
2061 (set_expr_locus): Likewise.
2062 (expr_filename): Don't use location_from_locus.
2063 (expr_lineno): Likewise.
2064 * rtl-error.c (location_for_asm): Remove old location code.
2065 * c-lex.c (cb_line_change): Remove old location code.
2066 (fe_file_change): Likewise.
2067 (cb_def_pragma): Likewise.
2068 (c_lex_with_flags): Likewise.
2069 * gengtype.c (do_typedef): Don't special-case location types.
2070 (define_location_structures): Remove.
2071 (main): Don't call define_location_structures.
2072 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2075 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2078 * builtins.def (BUILT_IN_STDARG_START): Remove.
2079 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2080 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2081 * tree-inline.c (inline_forbidden_p_1): Likewise.
2083 2008-02-26 Richard Guenther <rguenther@suse.de>
2085 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2086 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2087 (lookup_decl_from_uid): Declare.
2088 (remove_decl_from_map): Likewise.
2089 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2090 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2091 (decl_for_uid_map): New global hashtable mapping DECL_UID
2093 (init_ttree): Allocate it.
2094 (insert_decl_to_uid_decl_map): New helper function.
2095 (make_node_stat): Insert new decls into the map.
2096 (copy_node_stat): Likewise.
2097 (lookup_decl_from_uid): New function.
2098 (remove_decl_from_map): Likewise.
2099 (print_decl_for_uid_map_statistics): New helper.
2100 (dump_tree_statistics): Call it.
2102 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2103 (referenced_var_iterator): Adjust.
2104 (FOR_EACH_REFERENCED_VAR): Adjust.
2105 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2106 (num_referenced_vars): Adjust.
2107 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2108 (first_referenced_var): Remove.
2109 (end_referenced_vars_p): Likewise.
2110 (next_referenced_var): Likewise.
2111 (referenced_var_iterator_set): New helper function.
2112 * tree-dfa.c (referenced_var_lookup): Adjust.
2113 (referenced_var_check_and_insert): Likewise.
2114 (remove_referenced_var): Likewise.
2115 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2117 (verify_call_clobbering): Likewise.
2118 (verify_memory_partitions): Likewise.
2119 (init_tree_ssa): Allocate bitmap instead of hashtable for
2121 (delete_tree_ssa): Adjust.
2122 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2123 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2124 (compute_tag_properties): Likewise.
2125 (set_initial_properties): Likewise.
2126 (find_partition_for): Likewise.
2127 (update_reference_counts): Likewise.
2128 (dump_may_aliases_for): Likewise.
2129 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2130 (add_call_clobber_ops): Likewise.
2131 (add_call_read_ops): Likewise.
2132 (get_asm_expr_operands): Likewise.
2133 * tree-into-ssa.c (dump_decl_set): Likewise.
2134 (update_ssa): Likewise.
2135 * tree-sra.c (scan_function): Likewise.
2136 (decide_instantiations): Likewise.
2137 (scalarize_parms): Likewise.
2138 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2139 (dsa_named_for): Likewise.
2140 * tree-ssa-structalias.c (update_alias_info): Likewise.
2141 (merge_smts_into): Likewise.
2143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2146 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2147 * c-opts.c (c_common_handle_option): Wall enables
2148 Wvolatile-register-var.
2149 * common.opt: Move Wvolatile-register-var to...
2152 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2154 * common.opt (Wlarger-than=): New.
2155 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2157 * opts.c (common_handle_option): Handle -Wlarger-than=.
2158 * optc-gen.awk: Likewise.
2159 * opth-gen.awk: Likewise.
2160 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2161 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2163 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2165 * c-common.c (match_case_to_enum_1): Add appropriate
2166 OPT_W* parameter to warning.
2167 (c_do_switch_warnings): Likewise.
2168 * c-typeck.c (warning_init): Add one more parameter following
2170 (push_init_level): Update call to warning_init.
2171 (pop_init_level): Likewise.
2172 (add_pending_init): Likewise.
2173 (output_init_element: Likewise.
2175 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2178 * toplev.c (toplev_main): If there are warnings or error, print
2179 errors for ignored options.
2180 * opts.c (ignored_options): New static variable.
2181 (postpone_unknown_option_error): New.
2182 (print_ignored_options): New.
2183 (handle_option): Postpone errors for unknown -Wno-* options.
2184 * opts.h (print_ignored_options): Declare.
2186 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2188 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2191 2008-02-25 Richard Guenther <rguenther@suse.de>
2194 2008-02-25 Richard Guenther <rguenther@suse.de>
2196 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2197 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2198 (lookup_decl_from_uid): Declare.
2199 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2200 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2201 (decl_for_uid_map): New global hashtable mapping DECL_UID
2203 (init_ttree): Allocate it.
2204 (insert_decl_to_uid_decl_map): New helper function.
2205 (make_node_stat): Insert new decls into the map.
2206 (copy_node_stat): Likewise.
2207 (lookup_decl_from_uid): New function.
2208 (print_decl_for_uid_map_statistics): New helper.
2209 (dump_tree_statistics): Call it.
2211 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2212 (referenced_var_iterator): Adjust.
2213 (FOR_EACH_REFERENCED_VAR): Adjust.
2214 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2215 (num_referenced_vars): Adjust.
2216 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2217 (first_referenced_var): Remove.
2218 (end_referenced_vars_p): Likewise.
2219 (next_referenced_var): Likewise.
2220 (referenced_var_iterator_set): New helper function.
2221 * tree-dfa.c (referenced_var_lookup): Adjust.
2222 (referenced_var_check_and_insert): Likewise.
2223 (remove_referenced_var): Likewise.
2224 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2226 (verify_call_clobbering): Likewise.
2227 (verify_memory_partitions): Likewise.
2228 (init_tree_ssa): Allocate bitmap instead of hashtable for
2230 (delete_tree_ssa): Adjust.
2231 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2233 (compute_tag_properties): Likewise.
2234 (set_initial_properties): Likewise.
2235 (find_partition_for): Likewise.
2236 (update_reference_counts): Likewise.
2237 (dump_may_aliases_for): Likewise.
2238 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2239 (add_call_clobber_ops): Likewise.
2240 (add_call_read_ops): Likewise.
2241 (get_asm_expr_operands): Likewise.
2242 * tree-into-ssa.c (dump_decl_set): Likewise.
2243 (update_ssa): Likewise.
2244 * tree-sra.c (scan_function): Likewise.
2245 (decide_instantiations): Likewise.
2246 (scalarize_parms): Likewise.
2247 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2248 (dsa_named_for): Likewise.
2249 * tree-ssa-structalias.c (update_alias_info): Likewise.
2250 (merge_smts_into): Likewise.
2252 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2255 * doc/invoke.texi (-fcx-limited-range): Document new option.
2256 * toplev.c (process_options): Handle -fcx-fortran-rules.
2257 * common.opt: Add documentation for -fcx-fortran-rules.
2259 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2262 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2263 actual behaviour and C99.
2265 2008-02-26 Ben Elliston <bje@au.ibm.com>
2267 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2268 (ASM_CPU_POWER6_SPEC): Likewise.
2269 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2270 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2271 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2273 2008-02-25 Richard Guenther <rguenther@suse.de>
2275 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2276 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2277 (lookup_decl_from_uid): Declare.
2278 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2279 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2280 (decl_for_uid_map): New global hashtable mapping DECL_UID
2282 (init_ttree): Allocate it.
2283 (insert_decl_to_uid_decl_map): New helper function.
2284 (make_node_stat): Insert new decls into the map.
2285 (copy_node_stat): Likewise.
2286 (lookup_decl_from_uid): New function.
2287 (print_decl_for_uid_map_statistics): New helper.
2288 (dump_tree_statistics): Call it.
2290 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2291 (referenced_var_iterator): Adjust.
2292 (FOR_EACH_REFERENCED_VAR): Adjust.
2293 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2294 (num_referenced_vars): Adjust.
2295 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2296 (first_referenced_var): Remove.
2297 (end_referenced_vars_p): Likewise.
2298 (next_referenced_var): Likewise.
2299 (referenced_var_iterator_set): New helper function.
2300 * tree-dfa.c (referenced_var_lookup): Adjust.
2301 (referenced_var_check_and_insert): Likewise.
2302 (remove_referenced_var): Likewise.
2303 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2304 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2305 (verify_call_clobbering): Likewise.
2306 (verify_memory_partitions): Likewise.
2307 (init_tree_ssa): Allocate bitmap instead of hashtable for
2309 (delete_tree_ssa): Adjust.
2310 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2312 (compute_tag_properties): Likewise.
2313 (set_initial_properties): Likewise.
2314 (find_partition_for): Likewise.
2315 (update_reference_counts): Likewise.
2316 (dump_may_aliases_for): Likewise.
2317 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2318 (add_call_clobber_ops): Likewise.
2319 (add_call_read_ops): Likewise.
2320 (get_asm_expr_operands): Likewise.
2321 * tree-into-ssa.c (dump_decl_set): Likewise.
2322 (update_ssa): Likewise.
2323 * tree-sra.c (scan_function): Likewise.
2324 (decide_instantiations): Likewise.
2325 (scalarize_parms): Likewise.
2326 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2327 (dsa_named_for): Likewise.
2328 * tree-ssa-structalias.c (update_alias_info): Likewise.
2329 (merge_smts_into): Likewise.
2331 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2334 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2335 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2336 * alias.h (nonoverlapping_memrefs_p): Likewise.
2338 2008-02-25 Jan Beulich <jbeulich@novell.com>
2340 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2341 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2342 __emultls_get_address, __emultls_register_common,
2343 __floatundi?f, and _Unwind_GetIPInfo.
2344 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2345 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2346 (gen_regparm_prefix): Likewise.
2347 (i386_nlm_encode_section_info): Sync with
2348 config/i386/winnt.c:i386_pe_encode_section_info().
2349 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2350 i386_nlm_mangle_decl_assembler_name): New.
2351 (netware_override_options): New.
2352 * config/i386/netware.h (netware_override_options): Declare.
2353 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2354 (i386_nlm_mangle_decl_assembler_name): Declare.
2355 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2357 2008-02-25 Ben Elliston <bje@au.ibm.com>
2360 * c-decl.c (grokdeclarator): Remove unused local variables
2361 `typedef_type' and `type_as_written'.
2363 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2364 unused local variable `has_hot_blocks'.
2365 (fix_crossing_conditional_branches): Remove unused local variable
2368 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2371 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2372 using DEF_C99_BUILTIN.
2373 (BUILT_IN_NANF): Ditto.
2374 (BUILT_IN_NANL): Ditto.
2376 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2377 Revital Eres <eres@il.ibm.com>
2379 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2380 regarding the order of two dependent insns in the same row.
2382 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2384 * stor-layout.c (layout_decl): Do not bump the alignment of a
2385 bit-field to more than byte alignment if it is packed.
2387 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2389 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2392 2008-02-24 Diego Novillo <dnovillo@google.com>
2394 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2397 * tree-vrp.c (vrp_evaluate_conditional): With
2398 -Wtype-limits, emit a warning when comparing against a
2399 constant outside the natural range of OP0's type.
2400 * c.opt (Wtype-limits): Move ...
2401 * common.opt (Wtype-limits): ... here.
2403 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2405 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2406 * config/rs6000/e300c2c3.md: New file.
2407 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2409 (rs6000_override_options): Add e300c2 and e300c3 cases to
2410 processor_target_table. Do not allow usage of Altivec or Spe
2411 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2412 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2413 * config/rs6000/rs6000.h (processor_type): Add
2414 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2415 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2416 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2417 and ppce300c3. Include e300c2c3.md.
2419 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2421 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2422 instead of TARGET_STRICT_ALIGN.
2424 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2426 * explow.c (memory_address): Assert that the generated address is
2429 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2432 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2433 * config/darwin-ppc-ldouble-patch.def: New file.
2434 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2435 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2436 SUBTARGET_INIT_BUILTINS if defined.
2437 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2440 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2443 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2444 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2446 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2449 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2450 file" warning condtional on -Winvalid-PCH.
2452 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2454 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2456 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2461 prevent reload from using MMX registers.
2462 (*mov<mode>_internal): Ditto.
2463 (*movv2sf_internal_rex64): Ditto.
2464 (*movv2sf_internal): Ditto.
2466 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2468 PR documentation/31569
2469 * doc/install.texi2html: Use makeinfo --no-number-sections.
2471 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2473 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2474 ensure that we can address an entire entity > 8 bytes. Don't
2475 generate reg+reg addressing for such data.
2477 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2479 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2480 strings when optimizing for size, unless the target cares about
2483 2008-02-22 Tom Tromey <tromey@redhat.com>
2485 * regclass.c (current_pass): Remove declaration.
2487 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2489 * config/avr/libgcc.S (__RAMPZ__): Define.
2490 (__do_copy_data): Add for devices with 128KB code memory.
2492 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2494 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2496 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2498 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2500 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2503 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2506 * c-typeck.c (build_binary_op): Warn about floating point
2507 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2509 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2512 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2513 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2515 (rs6000_override_options): Set altivec_abi as default, not override,
2516 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2517 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2518 is used; use new member spe_abi.
2519 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2520 spe_abi and altivec_abi.
2522 2008-02-22 Tomas Bily <tbily@suse.cz>
2524 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2526 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2529 * config.build (build_file_translate): Set to `CMD //c' only if
2531 * Makefile.in (build_file_translate): Improve comment.
2533 2008-02-21 Jan Hubicka <jh@suse.cz>
2535 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2536 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2537 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2539 2008-02-21 Michael Matz <matz@suse.de>
2542 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2544 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2547 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2549 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2550 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2551 SSE_VEC_FLOAT_MODE_P as insn constraint.
2552 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2553 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2554 sse4a_movntdf using MODEF mode iterator.
2555 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2556 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2557 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2558 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2559 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2560 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2561 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2563 2008-02-21 Richard Guenther <rguenther@suse.de>
2565 * tree.def (PAREN_EXPR): New tree code.
2566 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2568 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2569 * expr.c (expand_expr_real_1): Likewise.
2570 * tree-inline.c (estimate_num_insns_1): Likewise.
2571 * tree-complex.c (expand_complex_move): Likewise.
2572 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2575 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2578 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2580 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2583 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2585 * config/sh/sh.c (find_barrier): Don't go past
2586 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2588 2008-02-20 DJ Delorie <dj@redhat.com>
2590 * config/h8300/h8300.md (insv): Force source operand to be a register.
2592 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2593 as a jump, not as a plain insn.
2595 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2597 * doc/invoke.texi (Warning Options): Add new option
2598 -Wframe-larger-than=.
2599 (-Wframe-larger-than): Document.
2601 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2602 Add declarations for new option variables.
2604 * final.c (final_start_function): Check the frame size
2605 before emission and issue a Wframe-larger-than warning.
2607 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2608 Add definitions for new option variables.
2609 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2611 * common.opt (Wframe-larger-than=): New option.
2613 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2616 (<sse>_div<mode>3): Ditto.
2617 (<sse>_vmdiv<mode>3): Ditto.
2618 (<sse>_vmsqrt<mode>2): Ditto.
2619 (*smax<mode>3): Ditto.
2620 (sse5_frcz<mode>2): Ditto.
2621 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2624 2008-02-20 Richard Guenther <rguenther@suse.de>
2627 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2628 be happy with INTEGRAL_TYPE_P.
2630 2008-02-20 Richard Guenther <rguenther@suse.de>
2632 * fold-const.c (split_tree): Associate floatig-point expressions
2633 if flag_associative_math is set.
2635 2008-02-20 Richard Guenther <rguenther@suse.de>
2637 * tree.h (fold_real_zero_addition_p): Declare.
2638 * fold-const.c (fold_real_zero_addition_p): Export.
2639 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2640 floating-point operations with zero and one.
2642 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2644 * doc/install.texi: Correct references to CFLAGS, replacing them
2645 with BOOT_CFLAGS. Document flags used during bootstrap for
2648 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2650 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2651 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2652 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2654 (smin<mode>3): Ditto from similar patterns.
2655 (smax<mode>3): Ditto.
2656 (*ieee_smin<mode>3): Ditto.
2657 (*ieee_smax<mode>3): Ditto.
2658 * config/i386/sse.md (sse): New mode attribute.
2659 (mov<mode>): Macroize expander from movv4sf and movv2df using
2660 SSEMODEF2P mode iterator.
2661 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2662 SSE_VEC_FLOAT_MODE_P as insn constraint.
2663 (storent<mode>): Ditto.
2664 (storent<mode>): Macroize expander from storentsf and storentdf using
2665 MODEF mode iterator.
2666 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2667 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2668 (abs<mode>2): Ditto from similar patterns.
2669 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2670 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2671 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2672 (<sse>_vmsqrt<mode>2): Ditto.
2673 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2674 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2675 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2676 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2677 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2678 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2679 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2681 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2682 iterator and SSE_FLOAT_MODE_P as insn constraint.
2683 (<sse>_ucomi): Ditto from similar patterns.
2684 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2685 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2686 SSE_VEC_FLOAT_MODE_P as insn constraint.
2687 (vcond<mode>): Ditto from similar patterns.
2688 (and<mode>3, *and<mode>3): Ditto.
2689 (<sse>_nand<mode>3): Ditto.
2690 (ior<mode>3, *ior<mode>3): Ditto.
2691 (xor<mode>3, *xor<mode>3): Ditto.
2692 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2693 iterator and SSE_FLOAT_MODE_P as insn constraint.
2694 (*nand<mode>3): Ditto from similar patterns.
2695 (*ior<mode>3): Ditto.
2696 (*xor<mode>3): Ditto.
2698 2008-02-20 Ira Rosen <irar@il.ibm.com>
2700 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2701 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2702 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2704 2008-02-19 Jan Hubicka <jh@suse.cz>
2706 * predict.c (tree_bb_level_predictions): Remove variable next
2707 mistakely introduced by previous commit.
2709 2008-02-19 Jan Hubicka <jh@suse.cz>
2711 * predict.c (predict_paths_leading_to): Rewrite.
2712 (predict_paths_for_bb): New.
2713 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2715 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2718 * Makefile.in (build_file_translate): New.
2719 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2720 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2721 * configure.ac (build_file_translate): Substitute it.
2722 * configure: Regenerate.
2724 2008-02-19 Jan Hubicka <jh@suse.cz>
2726 PR rtl-optimization/34408
2727 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2730 2008-02-19 Jan Hubicka <jh@suse.cz>
2733 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2736 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386-modes.def: Revert the last DI alignment
2740 change until Ada people can look into it.
2742 2008-02-19 Nick Clifton <nickc@redhat.com>
2744 * opts.c (print_specific_help): Fix typo in --help text.
2746 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2749 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2750 32-bit inline asm without asm alternatives for host GCC < 3.0.
2752 2008-02-19 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/34989
2755 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2756 Allow propagation to INDIRECT_REF if we can simplify only.
2758 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2760 * c-common.c (warn_for_collisions_1): Use appropriate option when
2763 2008-02-19 Nick Clifton <nickc@redhat.com>
2766 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2767 (handle_options): Fix indentation.
2768 (print_filtered_help): If no language-specific options were
2769 displayed tell the user how to list all the options supported by
2770 the language's front-end.
2771 (print_specific_help): Fix indentation and remove duplicate line.
2772 (common_handle_option): Handle the -v option.
2773 For --help enable the display of undocumented options if the -v
2774 switch has been included on the command line.
2775 For --help= check for overlaps in the arguments between the option
2776 classes and the language names and issue a warning when they
2777 cannot be disambiguated.
2778 * c.opt (v): Pass on to the common option handler.
2780 2008-02-19 Revital Eres <eres@il.ibm.com>
2782 * modulo-sched.c (sms_schedule): Change dump message when
2783 create_ddg function fails.
2784 (try_scheduling_node_in_cycle): Rename row to cycle.
2785 (print_partial_schedule): Rename CYCLE to ROW.
2787 2008-02-19 Christian Bruel <christian.bruel@st.com>
2788 Zdenek Dvorak <ook@ucw.cz>
2790 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2792 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2796 (*x86_movdicc_0_m1_se): Ditto.
2798 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2800 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2801 (CMPtype): Define as __gcc_CMPtype.
2802 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2803 (CMPtype): Define as __gcc_CMPtype.
2805 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2807 Support valgrind 3.3 for --enable-checking=valgrind.
2808 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2810 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2811 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2812 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2813 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2814 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2815 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2816 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2818 * ggc-zone.c: Similar.
2819 * ggc-page.c: Similar.
2821 2008-02-19 Paul Brook <paul@codesourcery.com>
2824 * config/arm/ieee754-df.S: Fix do_it typo.
2825 * config/arm/ieee754-sf.S: Fix do_it typo.
2827 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2830 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2831 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2832 (OPTION_MASK_ISA_SSE_SET): Likewise.
2833 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2834 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2835 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2836 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2837 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2838 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2839 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2840 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2841 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2842 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2843 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2844 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2845 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2846 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2847 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2848 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2849 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2850 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2851 (OPTION_MASK_ISA_SSE4): Removed.
2852 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2853 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2854 (override_options): Don't turn on implied SSE/MMX bits in
2857 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2859 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2862 2008-02-18 Joey Ye <joey.ye@intel.com>
2865 * tree-nested.c (insert_field_into_struct): Set type alignment
2866 to field alignment if the former is less than the latter.
2868 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2870 * BASE-VER: Set to 4.4.0.
2872 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2874 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2875 * doc/cfg.texi: Likewise.
2876 * doc/extend.texi: Likewise.
2877 * doc/gty.texi: Likewise.
2878 * doc/invoke.texi: Likewise.
2879 * doc/loop.texi: Likewise.
2880 * doc/md.texi: Likewise.
2881 * doc/passes.texi: Likewise.
2882 * doc/rtl.texi: Likewise.
2883 * doc/sourcebuild.texi: Likewise.
2884 * doc/tm.texi: Likewise.
2885 * doc/tree-ssa.texi: Likewise.
2887 2008-02-17 Richard Guenther <rguenther@suse.de>
2890 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2891 without default definition.
2893 2008-02-17 Richard Guenther <rguenther@suse.de>
2895 PR tree-optimization/35231
2896 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2899 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2902 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2904 libgcc_cmp_return mode.
2906 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2909 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2911 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2913 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2916 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2918 * doc/c-tree.texi: Use `@.' where appropriate.
2919 * doc/extend.texi: Likewise.
2920 * doc/install.texi: Likewise.
2921 * doc/invoke.texi: Likewise.
2922 * doc/loop.texi: Likewise.
2923 * doc/makefile.texi: Likewise.
2924 * doc/md.texi: Likewise.
2925 * doc/passes.texi: Likewise.
2926 * doc/standards.texi: Likewise.
2927 * doc/tm.texi: Likewise.
2929 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2932 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2934 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2935 rather than in entry_bb.
2937 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2940 libgcc_cmp_return mode.
2942 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2945 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2946 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2948 2008-02-15 Richard Guenther <rguenther@suse.de>
2949 Zdenek Dvorak <ook@ucw.cz>
2951 PR tree-optimization/35164
2952 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2953 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2954 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2955 Only propagate addresses which do not have abnormal SSA_NAMEs
2958 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2961 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2963 2008-02-15 Jan Hubicka <jh@suse.cz>
2966 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2968 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2971 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2972 when calculating alignment_pad.
2974 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2977 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2978 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2979 and STACK_BOUNDARY define.
2981 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2983 PR preprocessor/35061
2984 * c-pragma.c (handle_pragma_pop_macro): Check that
2985 pushed_macro_table has been allocated.
2987 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2990 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2991 (force_gimple_operand): Likewise.
2992 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2993 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2994 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2995 (find_interesting_uses_address): Check addressability and alignment
2996 of the base expression only after substituting bases of IVs into it.
2998 2008-02-14 Michael Matz <matz@suse.de>
3001 * function.c (instantiate_virtual_regs_in_insn): Reload address
3002 before falling back to reloading the whole operand.
3004 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3006 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3007 before the first section switch note.
3009 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3011 * doc/bugreport.texi: Update copyright years.
3012 * doc/c-tree.texi: Likewise.
3013 * doc/cfg.texi: Likewise.
3014 * doc/cpp.texi: Likewise.
3015 * doc/cppinternals.texi: Likewise.
3016 * doc/fragments.texi: Likewise.
3017 * doc/frontends.texi: Likewise.
3018 * doc/gcc.texi: Likewise.
3019 * doc/gty.texi: Likewise.
3020 * doc/hostconfig.texi: Likewise.
3021 * doc/implement-c.texi: Likewise.
3022 * doc/libgcc.texi: Likewise.
3023 * doc/loop.texi: Likewise.
3024 * doc/makefile.texi: Likewise.
3025 * doc/options.texi: Likewise.
3026 * doc/passes.texi: Likewise.
3027 * doc/rtl.texi: Likewise.
3028 * doc/sourcebuild.texi: Likewise.
3029 * doc/standards.texi: Likewise.
3030 * doc/tree-ssa.texi: Likewise.
3031 * doc/trouble.texi: Likewise.
3033 * doc/extend.texi: Use @: or add comma where appropriate.
3034 * doc/invoke.texi: Likewise.
3035 * doc/tm.texi: Likewise.
3037 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3040 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3043 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3045 * doc/md.texi (clz, ctz): Add reference.
3046 * doc/rtl.texi (clz, ctz): Likewise.
3048 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3051 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3054 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3056 * config/s390/s390.c (struct constant_pool): New field
3057 emit_pool_after added.
3058 (s390_mainpool_start): Set the emit_pool_after flag according
3059 to the section switch notes.
3060 (s390_mainpool_finish): Consider emit_pool_after when emitting
3061 the literal pool at the end of the function.
3062 (s390_chunkify_start): Force literal pool splits at section
3065 2008-02-13 Michael Matz <matz@suse.de>
3068 * var-tracking.c (clobber_variable_part): Correctly traverse the
3071 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3074 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3075 Add -fdump-ipa-inline.
3076 * tree-dump.c (dump_files): Remove tree-inlined dump.
3077 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3079 2008-02-12 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/35171
3082 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3085 2008-02-12 Richard Guenther <rguenther@suse.de>
3088 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3089 value-preserving mode. Disallow final truncation.
3091 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3094 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3095 code from here to...
3096 (force_gimple_operand): ...here.
3098 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3101 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3102 non-compatible pointers.
3103 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3104 different FIELD_DECLs, try harder by comparing field offsets, sizes
3108 * function.c (match_asm_constraints_1): Don't replace the same input
3111 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3113 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3114 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3115 (expand_epilogue): Restore RAMPZ register.
3116 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3118 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3120 * config/i386/cygwin.asm: (__alloca): Correct calling
3121 convention and alignment.
3122 (__chkstk): Force 8 byte stack alignment.
3124 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3125 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/33992
3128 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3129 the zero we compare against.
3131 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3134 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3135 to CloseHandle after unlocking to prevent accumulation of handle
3138 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3141 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3142 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3143 and update LABEL_NUSES during and after reload.
3145 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3148 * combine.c (simplify_if_then_else): Make sure the comparison is
3149 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3151 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3154 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3155 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3156 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3157 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3158 * tree.h (get_type_static_bounds): Likewise.
3160 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3162 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3163 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3164 Make -Wfoo language annotations match what the compiler outputs.
3166 2008-02-08 Sa Liu <saliu@de.ibm.com>
3168 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3169 intrinsics spu_convts, spu_convtu, spu_convtf.
3170 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3172 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3174 * doc/extend.texi (Function Attributes) <noinline>: Mention
3175 asm ("") as method to keep calls.
3177 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3180 * doc/options.texi (Options): Replace references to opts.sh with
3182 * opts-common.c: Likewise.
3183 * optc-gen.awk: Likewise.
3185 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3187 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3189 2008-02-07 Richard Henderson <rth@redhat.com>
3192 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3193 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3196 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3198 PR tree-optimization/35085
3199 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3200 for operand entry oe2 in addition to operand entry oe3 in order to
3201 expose more opportunities for vectorizer sum reduction.
3203 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3206 * Makefile.in (LIBS): Remove $(GMPLIBS).
3207 (cc1-dummy, cc1): Add $(GMPLIBS).
3209 2008-02-06 Jan Hubicka <jh@suse.cz>
3212 * i386.md (moddf_integer): Do not produce partial memory stalls for
3213 targets where it hurts.
3215 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3218 * optabs.c (expand_float): Do not check for decimal modes when
3219 expanding unsigned integer through signed conversion.
3221 2008-02-06 Nick Clifton <nickc@redhat.com>
3223 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3224 inside the clobber with a match_operand and duplicated operand
3225 number in the constraint.
3226 (ineqbranchsi): Delete redundant comment.
3228 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3230 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3231 builtin_define ("__USE_INIT_FINI__").
3232 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3234 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3236 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3238 PR documentation/30330
3239 * doc/invoke.texi (C++ Dialect Options)
3240 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3241 For each warning option -Wfoo that allows -Wno-foo, ensure both
3242 -Wfoo and -Wno-foo are listed in the option index. Fix index
3243 entry of -Wswitch-default, index -Wnormalized= including the
3244 `=', and -Wlarger-than-@var{len} including @var{len}.
3246 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/i386.md (floatunssisf2): Use
3249 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3250 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3251 Macroize expander using MODEF mode iterator.
3253 2008-02-05 Diego Novillo <dnovillo@google.com>
3255 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3258 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3260 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3263 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3265 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3269 to indicate if a message should be generated.
3270 (init_cumulative_args): Updated.
3271 (function_value_32): Likewise.
3273 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3275 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3277 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3281 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3283 2008-02-04 Diego Novillo <dnovillo@google.com>
3285 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3288 * tree-vrp.c (vrp_evaluate_conditional): With
3289 -Wtype-limits, emit a warning when comparing against a
3290 constant outside the natural range of OP0's type.
3292 2008-02-04 Richard Guenther <rguenther@suse.de>
3295 * expr.c (count_type_elements): Give for unions instead of
3298 2008-02-04 Richard Guenther <rguenther@suse.de>
3301 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3302 to TYPE_DOMAINs base type instead of using bitsizetype here.
3304 2008-02-03 Jason Merrill <jason@redhat.com>
3306 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3308 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3311 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3312 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3313 (RS/6000 and PowerPC Options): Fix typos and markup.
3314 * doc/passes.texi (Tree-SSA passes): Likewise.
3316 2008-02-02 Michael Matz <matz@suse.de>
3319 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3320 from record_last_reg_set_info.
3321 (record_last_reg_set_info): Take an RTX argument, iterate over all
3322 constituent hardregs.
3323 (record_last_set_info, record_opr_changes): Change calls to
3324 new signature or to record_last_reg_set_info_regno.
3326 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3328 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3330 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3332 PR rtl-optimization/34773
3333 * reg-notes.def (EQUAL): Mention significance of combination of
3334 REG_EQUAL and REG_RETVAL.
3335 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3336 insn that has a REG_RETVAL.
3338 2008-02-01 Roger Sayle <roger@eyesopen.com>
3341 * configure.ac (--enable-fixed-point): Disable unless explicitly
3343 * configure: Regenerate.
3345 2008-02-01 Richard Guenther <rguenther@suse.de>
3348 * invoke.texi (-finline-limit): Remove no longer true parts
3349 of the documentation. Note that there is no default value.
3351 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3352 Mark Mitchell <mark@codesourcery.com>
3353 Ben Elliston <bje@au.ibm.com>
3356 * doc/extend.texi (Other Builtins): Document.
3358 2008-01-31 Tom Browder <tom.browder@gmail.com>
3360 * doc/c-tree.texi (Types): Fix grammar.
3361 (Expression trees): Ditto.
3362 * doc/passes.texi (Tree-SSA passes): Ditto.
3364 * doc/configterms.texi (Configure Terms): Fix typo.
3365 * doc/cpp.texi (Common Predefined Macros): Ditto.
3366 * doc/md.texi (Machine Constraints): Ditto.
3368 * doc/makefile.texi (Makefile): Add comma.
3370 2008-01-31 Tom Browder <tom.browder@gmail.com>
3371 Gerald Pfeifer <gerald@pfeifer.com>
3373 * doc/sourcebuild.texi (Front End): Remove references to CVS
3374 and CVSROOT/modules.
3375 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3376 (Back End): Remove reference to CVS.
3378 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3381 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3383 (mips16_gp_pseudo_reg): ...here.
3384 * config/mips/mips.md (load_const_gp): Replace with...
3385 (load_const_gp_<mode>): ...this :P-based insn.
3387 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3389 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3390 options. Minor fixes.
3391 (-std): Move reference to standards closer to where language
3392 standards are first mentioned.
3394 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3396 PR rtl-optimization/34995
3397 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3398 parameter and return a bool. If the rtx parameter is nonnull,
3399 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3400 (find_reloads): Update call accordingly. Pass the new operand
3401 if it needed no address reloads, otherwise pass null.
3403 2008-01-30 Richard Henderson <rth@redhat.com>
3406 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3407 for unbounded arrays.
3409 2008-01-30 Silvius Rus <rus@google.com>
3411 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3413 2008-01-30 Jan Hubicka <jh@suse.cz>
3416 * i386.c (init_cumulative_args): Use real function declaration when
3419 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3421 PR rtl-optimization/34998
3422 * global.c (build_insn_chain): Treat non-subreg_lowpart
3423 SUBREGs of pseudos as clobbering all the words covered by the
3424 SUBREG, not just all the bytes.
3425 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3426 original df_ref rather than an extract parameter.
3427 (global_conflicts): Update call accordingly.
3429 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3431 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3432 the overflow check to make it easier to read.
3433 (__fixtfdi): Change the type of the ll member in union
3434 long_double to UDItype_x.
3436 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3439 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3440 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3441 * tree-inline.c (fold_marked_statements): Call
3442 cgraph_update_edges_for_call_stmt if folding a call statement.
3443 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3444 debug_generic_stmt calls, reset it back afterwards.
3447 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3449 * c-typeck.c (build_external_ref): Don't pedwarn about
3450 static vars in current function's scope.
3452 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3454 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3456 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3459 * ipa-struct-reorg.c: Fix spelling.
3460 * params.def: Ditto.
3462 2008-01-29 Richard Guenther <rguenther@suse.de>
3465 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3467 * tree-inline.c (remap_type): Increment remapping_type_depth
3468 around remapping types.
3469 (copy_body_r): Only add referenced variables if they are referenced
3470 from code, not types.
3472 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3483 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3484 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3486 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3489 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3490 pointer for tiny stack.
3492 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3494 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3496 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3498 * config/vx-common.h: Fix typo in comment.
3500 2008-01-28 Ian Lance Taylor <iant@google.com>
3504 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3505 coalesce pointers if they have different DECL_NO_TBAA_P values.
3506 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3507 between variables with different DECL_NO_TBAA_P values.
3509 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3512 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3513 are not legitimate small data references on SPE targets.
3515 2008-01-28 David Daney <ddaney@avtrex.com>
3517 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3519 2008-01-28 David Daney <ddaney@avtrex.com>
3521 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3523 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3525 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3526 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3527 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3528 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3529 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3530 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3531 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3532 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3534 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3536 * basic-block.h (condjump_equiv_p): Fix comment.
3538 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3540 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3541 print_generic_stmt_indented): Fix comment.
3543 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3545 * configure.ac (__stack_chk_fail): Add detecion for availability
3546 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3547 * configure: Regenerate.
3549 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3552 * final.c (output_addr_const): Handle TRUNCATE.
3554 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3557 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3558 (zero_cost, infinite_cost): New constants.
3559 (struct cost_pair): Change type of cost to comp_cost.
3560 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3561 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3563 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3564 split_address_cost, ptr_difference_cost, difference_cost,
3565 get_computation_cost_at, get_computation_cost,
3566 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3567 determine_use_iv_cost_condition, determine_use_iv_costs,
3568 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3569 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3570 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3571 Change type of cost to comp_cost.
3572 (determine_iv_cost): Increase cost of non-original ivs, instead
3573 of decreasing the cost of original ones.
3574 (get_address_cost): Indicate the complexity of the addressing mode
3576 (try_add_cand_for): Prefer using ivs not specific to some object.
3577 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3579 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3580 Janis Johnson <janis187@us.ibm.com>
3583 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3584 (TARGET_INSTANTIATE_DECLS): Likewise.
3585 * target.h (expand_to_rtl_hook): New target hook.
3586 (instantiate_decls): Likewise.
3587 * function.c (instantiate_decl): Make non-static. Rename to...
3588 (instantiate_decl_rtl): ... this.
3589 (instantiate_expr): Use instantiate_decl_rtl.
3590 (instantiate_decls_1): Likewise.
3591 (instantiate_decls): Likewise.
3592 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3593 * function.h (instantiate_decl_rtl): Add prototype.
3594 * cfgexpand.c (target.h): New include.
3595 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3596 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3597 (TARGET_INSTANTIATE_DECLS): Likewise.
3598 (TARGET_INITIALIZER): New target hooks added.
3599 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3601 * config/rs6000/rs6000.c (tree-flow.h): New include.
3602 (machine_function): Add sdmode_stack_slot field.
3603 (rs6000_alloc_sdmode_stack_slot): New function.
3604 (rs6000_instantiate_decls): Likewise.
3605 (rs6000_secondary_memory_needed_rtx): Likewise.
3606 (rs6000_check_sdmode): Likewise.
3607 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3608 (TARGET_INSTANTIATE_DECLS): Likewise.
3609 (rs6000_hard_regno_mode_ok): Allow SDmode.
3610 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3611 (rs6000_emit_move): Handle SDmode.
3612 (function_arg_advance): Likewise.
3613 (function_arg): Likewise.
3614 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3615 SDmode var args for 32-bit compiles.
3616 (rs6000_secondary_reload_class): Handle SDmode.
3617 (rs6000_output_function_epilogue): Likewise.
3618 (rs6000_function_value): Simplify if statement.
3619 (rs6000_libcall_value): Likewise.
3620 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3621 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3622 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3623 (movsd_hardfloat): New define_insn.
3624 (movsd_softfloat): Likewise.
3625 (movsd_store): Likewise.
3626 (movsd_load): Likewise.
3627 (extendsddd2): Likewise.
3628 (extendsdtd2): Likewise.
3629 (truncddsd2): Likewise.
3630 (movdd_hardfloat64): Fixup comment.
3631 (UNSPEC_MOVSD_LOAD): New constant.
3632 (UNSPEC_MOVSD_STORE): Likewise.
3634 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3637 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3639 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3640 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3641 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3644 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3647 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3648 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3649 __LONGDOUBLE128 too.
3650 * config/rs6000/aix61.h: New file.
3652 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3654 PR rtl-optimization/34959
3655 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3656 popcount and parity rtxes the same mode as their operand.
3657 Truncate or extend the result to the return value's mode
3660 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3663 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3664 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3665 to GOT_VERSION_REGNUM.
3666 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3667 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3668 * config/mips/mips.c (mips_emit_call_insn): New function.
3669 (mips_call_tls_get_addr): Call mips_expand_call directly.
3670 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3672 (mips16_build_call_stub): Likewise. Return the call insn or null.
3673 (mips_expand_call): Update the call to mips16_build_call_stub
3674 accordingly and a remove redundant condition. Assert that MIPS16
3675 stubs do not use lazy binding. Use mips_emit_call_insn and return
3677 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3679 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3680 (mips_avoid_hazard): Remove hazard_set handling.
3681 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3682 (UNSPEC_RESTORE_GP): ...this.
3683 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3684 (FAKE_CALL_REGNO): Rename to...
3685 (GOT_VERSION_REGNUM): ...this.
3686 (type): Add "ghost" value. Add an associated insn reservation.
3687 (hazard_set): Remove.
3688 (exception_receiver): Rename to...
3689 (restore_gp): ...this and update the unspec identifier accordingly.
3690 (exception_receiver, nonlocal_got_receiver): New expanders.
3691 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3692 FAKE_CALL_REGNO. Remove hazard_set attribute.
3693 (set_got_version, update_got_version): New patterns.
3695 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3698 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3700 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3703 * doc/install.texi2html: Generate gcc-vers.texi.
3705 2008-01-25 DJ Delorie <dj@redhat.com>
3707 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3709 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3711 * config/c4x: Remove directory.
3712 * config.gcc (crx-*, mt-*): Mark obsolete.
3713 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3714 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3715 sh-*-rtemscoff*): Remove cases.
3716 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3717 * real.c (encode_c4x_single, decode_c4x_single,
3718 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3719 c4x_extended_format): Remove.
3720 * real.h (c4x_single_format, c4x_extended_format): Remove.
3721 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3723 (Pragmas): Remove comment about c4x pragmas.
3724 * doc/install.texi (c4x): Remove target-specific instructions.
3725 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3726 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3727 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3728 refer to C4x source files as examples.
3729 (C4X_FLOAT_FORMAT): Remove documentation.
3731 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3733 * config/bfin/bfin.c (override_options): Reorder tests so that
3734 flag_pic gets enabled for -msep-data.
3736 2008-01-25 Richard Guenther <rguenther@suse.de>
3739 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3740 to its bitfield precision if required.
3742 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3745 * tree-nested.c (walk_omp_for): New function.
3746 (convert_nonlocal_reference, convert_local_reference): Call
3747 walk_omp_for on OMP_FOR.
3748 (convert_call_expr): Call walk_body on OMP_FOR's
3749 OMP_FOR_PRE_INIT_BODY.
3751 2008-01-25 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/34966
3754 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3755 default defs and PHI_NODEs we have to insert after the
3758 2008-01-24 Nick Clifton <nickc@redhat.com>
3760 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3761 Provide a default definition.
3762 (LIBGCC2_UNITS_PER_WORD): Likewise.
3764 * config/stormy16/stormy16.c: Include df.h for the prototype
3765 for df_regs_ever_live_p.
3766 (xstormy16_expand_builtin_va_start): Convert the stack offset
3767 into a component_ref and then use POINTER_PLUS_EXPR to add it
3768 to the incoming_virtual_args_rtx.
3769 (xstormy16_gimplify_va_arg_expr): Rename to
3770 xstormy16_gimplify_va_arg_expr.
3771 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3772 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3773 xstormy16_gimplify_va_arg_expr.
3774 Fix up some formatting issues.
3776 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3777 Move to predicates.md.
3778 (xs_hi_general_operand): Likewise.
3779 (xs_hi_nonmemory_operand): Likewise.
3780 * config/stormy16/predicates.md:
3781 (xstormy16_carry_plus_operand): New predicate.
3782 (xs_hi_general_operand): New predicate.
3783 (xs_hi_nonmemory_operand): New predicate.
3784 * config/stormy16/stormy16-protos.h:
3785 (xstormy16_carry_plus_operand): Delete prototype.
3786 (xs_hi_general_operand): Likewise.
3787 (xs_hi_nonmemory_operand): Likewise.
3789 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3790 modifiers as they are no longer needed and they can trigger
3791 reload spill failures.
3793 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3794 with a match_operand in order to help reload.
3796 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3797 constraint with 'e' for the 8th alternative as this version of
3798 the mov.w instruction only accepts the lower 8 registers.
3800 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3803 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3804 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3807 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3810 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3812 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3814 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3816 (remove_structure): Update allocations list before removing structure.
3818 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3820 * ipa-struct-reorg.c (is_safe_cond_expr,
3821 create_new_stmts_for_cond_expr): Use integer_zerop function,
3822 that recognize not only zero-pointer, but zero-integer too.
3824 2008-01-25 Ben Elliston <bje@au.ibm.com>
3827 * fixproto: Escape "." in sed expression that strips leading "./".
3829 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3832 * gcc.c (SWITCH_OK): Removed.
3833 (SWITCH_LIVE): Changed to bit.
3834 (SWITCH_FALSE): Likewise.
3835 (SWITCH_IGNORE): Likewise.
3836 (switchstr): Change live_cond to unsigned int.
3837 (process_command): Replace SWITCH_OK with 0.
3838 (do_self_spec): Likewise.
3839 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3840 (give_switch): Likewise.
3841 (used_arg): Likewise.
3842 (do_spec_1): Set the SWITCH_IGNORE bit.
3843 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3844 bits. Set the SWITCH_LIVE bit.
3846 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3848 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3850 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3852 PR tree-optimization/34472
3853 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3854 parameter to a "bool *" and set *DATA to false if there is
3855 an unsafe access. Do not delete the structure here.
3856 (check_cond_exprs): Delete it here instead.
3857 (check_cond_exprs, exclude_cold_structs): Do not increase
3858 I when removing a structure.
3860 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3863 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3864 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3866 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3869 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3870 a fixed vector for stack.
3872 2008-01-24 Ben Elliston <bje@au.ibm.com>
3875 * doc/gcc.texi (Software development): Add a direntry for g++.
3877 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3879 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3880 stale and straggling -fforce-addr comments above.
3882 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3884 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3885 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3887 2008-01-23 Michael Matz <matz@suse.de>
3890 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3893 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3895 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3898 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3900 * config/avr/avr.c (avr_current_arch): New variable.
3901 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3902 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3903 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3904 (avr_override_options): Init 'avr_current_arch'.
3905 (base_arch_s): Move from here...
3906 * config/avr/avr.h (base_arch_s): ... here. Add new members
3907 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3908 'mega' to 'have_jmp_call'.
3909 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3910 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3912 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3914 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3915 MULTILIB_MATCHES): (Ditto.).
3917 2008-01-23 Richard Guenther <rguenther@suse.de>
3920 * cgraphunit.c (cgraph_reset_node): Always mark the node
3921 not reachable if it is not queued already.
3923 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3925 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3926 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3927 (cputype_selected): New static variable.
3928 (bfin_handle_option): Set it if -mcpu is used.
3929 (override_option): Select default set of workarounds if no cpu type
3930 selected on the command line.
3931 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3933 From Michael Frysinger <michael.frysinger@analog.com>
3934 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3935 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3937 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3938 for bf547, bf523, bf524, and bf526.
3939 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3941 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3942 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3943 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3944 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3945 * doc/invoke.texi (Blackfin Options): Document that
3946 -mcpu now accept bf547, bf523, bf524, and bf526.
3948 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3950 PR rtl-optimization/34628
3951 * combine.c (try_combine): Stop and undo after the first combination
3952 if an autoincrement side-effect on the first insn has effectively
3955 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3958 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3959 Offset addresses are not valid for Altivec or paired float modes.
3961 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3964 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3965 if DECL_INITIAL (decl) is error_mark_node.
3968 * c-common.c (handle_vector_size_attribute): Only allow
3969 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3970 the same way as pointer, array etc. types.
3971 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3974 * tree.c (build_type_attribute_qual_variant): Call
3975 build_qualified_type if attributes are equal, but quals are not.
3977 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3980 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3981 * flags.h (warn_strict_aliasing): Remove.
3982 (warn_strict_overflow): Remove.
3983 * opts.c (warn_strict_aliasing): Remove.
3984 (warn_strict_overflow): Remove.
3985 * c-opts.c (c_common_handle_option): -Wall only sets
3986 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3987 (c_common_post_options): Give default values to -Wstrict-aliasing
3988 and -Wstrict-overflow if they are uninitialized.
3989 * common.opt (Wstrict-aliasing): Specify Var and Init.
3990 (Wstrict-overflow): Likewise.
3992 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3994 PR rtl-optimization/26854
3995 PR rtl-optimization/34400
3996 PR rtl-optimization/34884
3997 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3999 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4000 (df_rd_bb_info.expanded_lr_out): Deleted
4001 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4002 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4003 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4004 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4005 Removed code to allocate, initialize or free expanded_lr_out.
4006 (df_rd_bb_local_compute_process_def): Restructured to make more
4008 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4009 sets if the sets are being trimmed.
4011 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4014 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4015 (as_vers): Likewise.
4016 * configure: Regenerated.
4018 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4021 * tree-pass.h (pass_build_alias): New pass.
4022 * tree-ssa-alias.c (gate_build_alias): New.
4023 (pass_build_alias): New.
4024 * passes.c (init_optimization_passes): Add pass_build_alias after
4025 pass_create_structure_vars.
4027 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4029 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4030 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4031 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4032 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4033 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4034 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4035 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4036 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4037 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4038 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4039 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4040 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4041 * config/s390/s390.md (FP_ALL): New mode iterator.
4042 (_d): New mode attribute.
4043 ("*signbit<mode>2>"): Changed mode of first operand.
4044 ("isinf<mode>2"): Changed mode of first operand.
4045 ("*TDC_insn"): Adaptation for DFP modes.
4047 2008-01-22 Ben Elliston <bje@au.ibm.com>
4049 * tree.c (check_qualified_type): Improve function description.
4051 2008-01-21 Jason Merrill <jason@redhat.com>
4054 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4055 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4058 2008-01-21 DJ Delorie <dj@redhat.com>
4060 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4063 2008-01-21 Richard Guenther <rguenther@suse.de>
4066 * tree-cfg.c (verify_expr): Allow all invariant expressions
4067 instead of just constant class ones as reference argument.
4068 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4069 like any other constant.
4070 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4072 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4074 * regmove.c (fixup_match_1): Update call crossed frequencies.
4076 2008-01-21 Richard Guenther <rguenther@suse.de>
4079 * tree-inline.c (setup_one_parameter): Deal with mismatched
4080 types using a VIEW_CONVERT_EXPR.
4082 2008-01-21 Alon Dayan <alond@il.ibm.com>
4083 Olga Golovanevsky <olga@il.ibm.com>
4085 PR tree-optimization/34701
4086 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4087 when the structure size is not a power of 2.
4089 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4091 * doc/install.texi: Add doc for --enable-checking=df.
4093 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4095 PR rtl-optimization/34808
4096 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4098 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4100 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4103 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4105 PR rtl-optimization/26854
4106 PR rtl-optimization/34400
4107 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4109 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4110 (df_rd_bb_info.expanded_lr_out): New.
4111 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4112 * loop_iv.c (iv_analysis_loop_init): Ditto.
4113 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4114 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4115 Added code to allocate, initialize or free expanded_lr_out.
4116 (df_rd_bb_local_compute_process_def): Restructured to make
4117 more understandable.
4118 (df_rd_confluence_n): Add code to do nothing with fake edges and
4119 code to no apply invalidate_by_call sets if the sets are being trimmed.
4120 (df_lr_local_finalize): Renamed to df_lr_finalize.
4121 (df_live_local_finalize): Renamed to df_live_finalize.
4123 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4126 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4127 deciding whether to use reciprocal instructions.
4129 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4131 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4132 dwarf2out_note_section_used if cold_text_section is NULL.
4134 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4136 PR gcov-profile/34610
4137 * tree-cfg.c (make_edges): Mark both outgoing edges from
4138 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4139 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4140 from OMP_FOR and OMP_CONTINUE outgoing edges.
4142 * tree-profile.c (tree_profiling): Return early if
4143 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4145 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4146 from cfun to child_cfun.
4147 * function.h (struct function): Add after_tree_profile bit.
4149 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4151 * config/avr/avr.S (_exit): Disable interrupt.
4153 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4154 Steven Bosscher <stevenb.gcc@gmail.com>
4156 PR rtl-optimization/26854
4157 PR rtl-optimization/34400
4158 * df-problems.c (df_live_scratch): New scratch bitmap.
4159 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4160 (df_live_reset): Clear the proper bitmaps.
4161 (df_live_bb_local_compute): Only process the artificial defs once
4162 since the order is not important.
4163 (df_live_init): Init the df_live sets only with the variables
4164 found live by df_lr.
4165 (df_live_transfer_function): Use the df_lr sets to prune the
4166 df_live sets as they are being computed.
4167 (df_live_free): Free df_live_scratch.
4169 2008-01-18 Ian Lance Taylor <iant@google.com>
4171 * common.opt: Add fmerge-debug-strings.
4172 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4173 flag_merge_debug_strings rather than flag_merge_constants.
4174 * doc/invoke.texi (Option Summary): Mention
4175 -fmerge-debug-strings.
4176 (Debugging Options): Document -fmerge-debug-strings.
4178 2008-01-18 Ian Lance Taylor <iant@google.com>
4181 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4182 (struct tree_function_decl): Add new field operator_new_flag.
4183 * tree-inline.c (expand_call_inline): When inlining a call to
4184 operator new, force the return value to go into a variable, and
4185 set DECL_NO_TBAA_P on that variable.
4186 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4188 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4191 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4192 DWARF2_DEBUGGING_INFO.
4193 (dwarf2out_note_section_used): Ditto. Add prototype.
4194 (have_multiple_function_sections, text_section_used,
4195 cold_text_section_used, *cold_text_sections): Move declarations
4198 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4200 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4201 field and add signal_ra.
4202 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4203 assignments to frame state pc. Move end of stack check after
4204 MD_FALLBACK_FRAME_STATE_FOR.
4205 (uw_update_context_1): Use frame state signal_regs if set, instead
4206 of checking signal_frame flag.
4207 (uw_update_context): Use frame state signal_ra if set.
4208 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4209 * config/xtensa/linux-unwind.h: New file.
4211 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4213 * modulo-sched.c (get_sched_window): Fix comment typo.
4215 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4217 PR tree-optimization/34648
4218 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4220 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4222 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4223 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4225 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4227 PR rtl-optimization/34400
4228 * df-core.c (df_worklist_dataflow_overeager,
4229 df_worklist_dataflow_doublequeue): New functions.
4230 (df_worklist_dataflow): Two different worklist solvers.
4231 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4234 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4237 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4238 and ftree-parallelize-loops.
4240 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4242 PR rtl-optimization/34826
4243 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4245 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4247 * global.c (find_reg): Mark the eh regs as used if necessary.
4248 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4249 * ra.h (struct allocno): no_eh_reg field added. Changed
4250 no_stack_reg type to bitfield.
4252 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4254 * tree.c (substitute_in_expr): Add missing 'break'.
4256 2008-01-17 Richard Guenther <rguenther@suse.de>
4258 PR tree-optimization/34825
4259 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4260 x / x as division to handle.
4262 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4264 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4265 "-pthread" is specified.
4266 * pa-hpux11.h (LIB_SPEC): Likewise.
4268 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4269 Peter Bergner <bergner@vnet.ibm.com>
4271 PR rtl-optimization/33796
4272 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4274 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4276 PR libgfortran/34699
4277 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4279 * pa-hpux10.h (LINK_SPEC): Likewise.
4280 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4282 2008-01-16 Richard Guenther <rguenther@suse.de>
4285 * fold-const.c (fold_convert_const_int_from_int): Do not
4286 set overflow if that occured only because of a sign extension
4287 change when converting from/to a sizetype with the same
4288 precision and signedness.
4290 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4293 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4294 location address to the correct place. Update copyright year.
4296 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4298 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4299 no dependences in the dependence_relations vector.
4301 2008-01-16 Jan Hubicka <jh@suse.cz>
4303 PR rtl-optimization/31396
4304 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4305 * cfg.c (dump_reg_info): Print it.
4306 * regs.h (struct reg_info_t): add freq_calls_crossed.
4307 (REG_FREQ_CALLS_CROSSED): New macro.
4308 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4309 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4310 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4311 regmove_optimize): Update call crossed frequencies.
4312 * local-alloc.c (struct qty): Add freq_calls_crossed.
4313 (alloc_qty): Copute freq_calls_crossed.
4314 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4315 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4316 * ra.h (struct allocno): Add freq_calls_crossed.
4318 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4320 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4321 libgomp when compiling with ftree-parallelize-loops.
4322 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4324 2008-01-16 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/34769
4327 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4328 * tree.c (int_cst_value): Instead make this function more
4329 permissive in what it accepts as valid input. Document this
4330 function always sign-extends the value.
4332 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4333 Richard Guenther <rguenther@suse.de>
4336 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4337 (gimple_fold_indirect_ref_rhs): ... this.
4338 (gimple_fold_indirect_ref): New function with foldings
4339 that preserve lvalueness.
4340 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4341 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4342 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4343 to fold an INDIRECT_REF, fall back to the old use of
4344 fold_indirect_ref_1.
4346 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4348 * tree-data-ref.c (subscript_dependence_tester_1): Call
4349 free_conflict_function.
4350 (compute_self_dependence): Same.
4352 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4355 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4356 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4358 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4359 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4360 for DWARF2_UNWIND_INFO targets.
4362 2008-01-16 Richard Guenther <rguenther@suse.de>
4365 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4366 type qualifiers for function types.
4368 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4370 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4371 loop_iterator li from previous commit.
4373 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4375 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4377 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4379 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4380 (parallelize_loops): Don't parallelize irreducible components.
4382 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4385 * c-opts (c_common_post_options): Do not enable CPP
4386 flag_pedantic_errors by default.
4388 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4390 PR rtl-optimization/31944
4391 * cse.c (remove_pseudo_from_table): New function.
4392 (merge_equiv_classes): Use above function to remove pseudo-registers.
4393 (invalidate): Likewise.
4395 2008-01-13 Richard Guenther <rguenther@suse.de>
4398 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4399 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4401 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4403 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4404 validate_change to unshare the source of the PC set.
4406 2008-01-12 Jan Hubicka <jh@suse.cz>
4409 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4410 references above array bounds. This might trigger bounds checks for
4413 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4415 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4416 new_replaceable_dependencies.
4418 2008-01-12 Doug Kwan <dougkwan@google.com>
4420 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4421 instead of OPT_Wreturn_type in warning due to ignored return type
4423 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4424 options included in -Wextra.
4425 * c.opt: New option -Wignored_qualifiers.
4426 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4427 -Wignore_qualifiers.
4428 (-Wignored-qualifiers): Document.
4429 (-Wreturn-type): Remove description of functionality now handled
4430 by -Wignored-qualifiers.
4432 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4435 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4436 NOP_EXPR if it is between integral types with the same precision.
4438 2008-01-12 Jan Hubicka <jh@suse.cz>
4441 * invoke.texi (max-inline-recursive-depth): Fix default value.
4443 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4445 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4448 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4450 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4452 2008-01-11 James E. Wilson <wilson@specifix.com>
4455 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4457 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4459 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4460 save/restore frame pointer register and don't use 'call-prologues'
4461 optimization in function with "OS_task" attribute.
4463 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4466 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4467 when copying to memory.
4469 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4471 PR rtl-optimization/30905
4472 * cfgcleanup.c: Include dce.h
4473 (crossjumps_occured): New global variable.
4474 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4475 If something changed, set crossjumps_occured to true.
4476 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4477 Don't add/remove fake edges to exit here...
4478 (cleanup_cfg): ...but do it here, when crossjumping.
4479 Run a fast DCE when successful crossjumps occured in the latest
4480 iteration of try_optimize_cfg.
4482 2008-01-11 Richard Guenther <rguenther@suse.de>
4484 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4485 (struct vn_unary_op_s): Likewise.
4486 (vn_reference_insert): Free old reference on hash collision.
4488 2008-01-10 Raksit Ashok <raksit@google.com>
4490 PR rtl-optimization/27971
4491 * combine.c (find_split_point): Split PLUS expressions which are
4492 inside a MEM rtx, and whose first operand is complex.
4494 2008-01-10 DJ Delorie <dj@redhat.com>
4496 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4497 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4498 (m32c_hard_regno_ok): Call the underlying function.
4500 2008-01-10 Richard Guenther <rguenther@suse.de>
4503 * tree-cfg.c (tree_merge_blocks): Do not go through the
4504 full-blown folding and stmt updating path if we just deal
4505 with virtual operands.
4506 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4507 test for abnormal SSA_NAMEs.
4509 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4512 * reload.c (push_reload): Add assertions. All constants from
4513 reg_equiv_constant should have been used for replacing the respective
4515 (find_reloads_address): Invoke find_reloads_address_part for
4516 constant taken from the reg_equiv_constant array.
4518 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4520 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4521 field (valnum) the first in the struct. Replace bools with
4524 2008-01-10 Richard Guenther <rguenther@suse.de>
4526 PR tree-optimization/34651
4527 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4528 types and ordering for masking and converting.
4530 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4532 PR tree-optimization/34017
4533 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4534 also for PHI_NODE expressions.
4536 2008-01-09 Jan Hubicka <jh@suse.cz>
4538 PR tree-optimization/34708
4539 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4540 based on number of case labels.
4541 (init_inline_once): Remove switch_cost.
4542 * tree-inline.h (eni_weights_d): Remove switch_cost.
4544 2008-01-09 Richard Guenther <rguenther@suse.de>
4545 Andrew Pinski <andrew_pinski@playstation.sony.com>
4548 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4549 temporary if an rvalue is ok or an lvalue is not required.
4551 2008-01-09 Richard Guenther <rguenther@suse.de>
4554 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4557 2008-01-09 Richard Guenther <rguenther@suse.de>
4560 * tree.c (host_integerp): Check for sizetype only if the
4561 type is an integer type.
4563 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4566 * opts.c (decode_options): Disable inlining of functions called
4567 once if not in unit-at-a-time mode.
4569 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4571 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4573 2008-01-08 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4577 out early if the result will be unused.
4579 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4584 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4588 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4590 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4591 for vectorization tuned.
4593 2008-01-08 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/34683
4596 * tree-ssa-operands.c (operand_build_cmp): Export.
4597 * tree-ssa-operands.h (operand_build_cmp): Declare.
4598 * tree-vn.c (vuses_compare): Remove.
4599 (sort_vuses): Use operand_build_cmp.
4600 (sort_vuses_heap): Likewise.
4601 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4602 to re-use old VEC if available. Do not sort already sorted VUSEs.
4603 (vdefs_to_vec): Do not sort already sorted VDEFs.
4605 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4608 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4610 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4613 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4614 limitations of reciprocal sequences on x86 targets.
4616 2008-01-08 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/34683
4619 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4621 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4624 * config/darwin.c (darwin_mergeable_string_section): Don't use
4625 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4627 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4630 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4631 negxf2. Macroize expander using X87MODEF mode iterator. Change
4632 predicates of op0 and op1 to register_operand.
4633 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4634 expander using X87MODEF mode iterator. Change predicates of
4635 op0 and op1 to register_operand.
4636 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4637 corresponding patterns and macroize using MODEF macro. Change
4638 predicates of op0 and op1 to register_operand and remove
4639 "m" constraint. Disparage "r" alternative with "!".
4640 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4641 macroize using X87MODEF macro. Change predicates of op0 and op1
4642 to register_operand and remove "m" constraint. Disparage "r"
4643 alternative with "!".
4644 (absneg splitter with memory operands): Remove.
4645 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4646 patterns and macroize using X87MODEF mode iterator.
4647 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4648 Change predicate of op1 to register_operand.
4649 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4650 for memory operands.
4652 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4654 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4656 2008-01-07 Richard Guenther <rguenther@suse.de>
4658 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4661 2008-01-07 Richard Guenther <rguenther@suse.de>
4663 PR tree-optimization/34683
4664 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4665 VOPs of the needed size to save memory. Use VEC_quick_push
4666 to save compile-time.
4667 (vdefs_to_vec): Likewise.
4669 2008-01-07 Sa Liu <saliu@de.ibm.com>
4671 * config/spu/spu.md (divdf3): Genetate inline code for double
4672 division. The implementation doesn't handle INF or NAN, therefore it
4673 only applies when -ffinite-math-only is given.
4675 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4678 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4679 * doc/cpp.texi ([Common Predefined Macros]): Document.
4681 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4684 order to use commutative addition instead of subtraction.
4686 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4687 Mircea Namolaru <namolaru@il.ibm.com>
4688 Vladimir Yanovsky <yanov@il.ibm.com>
4689 Revital Eres <eres@il.ibm.com>
4691 PR tree-optimization/34263
4692 * tree-outof-ssa.c (process_single_block_loop_latch,
4693 contains_tree_r): New functions.
4694 (analyze_edges_for_bb): Call process_single_block_loop_latch
4695 function to empty single-basic-block latch block if possible.
4697 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4699 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4701 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4703 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4705 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4707 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4709 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4711 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/34618
4714 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4717 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4721 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4722 Update copyright year.
4724 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4725 Update copyright year.
4726 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4729 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4731 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4732 edge does not point to current bb before changing need_assert.
4734 2008-01-04 Richard Guenther <rguenther@suse.de>
4737 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4738 for verifying purposes if they are is_gimple_min_invariant.
4740 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4742 PR tree-optimization/34448
4743 PR tree-optimization/34465
4744 * gimplify.c (gimplify_init_constructor): Add new parameter
4745 notify_temp_creation. Use it.
4746 (gimplify_modify_expr_rhs): Take volatiles into account when
4747 optimizing constructors.
4748 Do not optimize constructors if gimplify_init_constructor will dump to
4750 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4751 * gcc.c-torture/compile/pr34448.c: New.
4753 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4755 PR gcov-profile/34609
4756 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4757 return_slot if result is TREE_ADDRESSABLE.
4759 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4761 * config/mips/mips.md (sqrt_condition): Tweak comment.
4762 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4764 2008-01-03 Tom Tromey <tromey@redhat.com>
4767 * c-common.c (c_type_hash): Handle VLAs.
4769 2008-01-03 Jan Hubicka <jh@suse.cz>
4771 PR tree-optimization/31081
4772 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4773 0 when inlining and not inlining to first basic block.
4774 (remap_decl): When var is initialized to 0, don't set default_def.
4775 (expand_call_inline): Set entry_bb.
4776 * tree-inline.h (copy_body_data): Add entry_bb.
4778 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4781 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4784 PR tree-optimization/29484
4785 * tree-inline.c (inline_forbidden_p_2): New function.
4786 (inline_forbidden_p): Disallow inlining if some static var
4787 has an address of a local LABEL_DECL in its initializer.
4788 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4791 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4793 PR tree-optimization/34635
4794 * tree-data-ref.c (add_other_self_distances): Make sure that the
4795 evolution step is constant.
4797 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4800 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4802 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4804 * tree-sra.c (scalarize_init): Insert the generate_element_init
4805 statements after the generate_element_zero statements.
4807 2008-01-02 Richard Guenther <rguenther@suse.de>
4811 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4812 for very large number of operands instead of ICEing.
4814 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4817 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4818 while stack probing.
4820 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4822 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4825 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4828 * tree-mudflap.c (mx_register_decls): Guard warning by
4829 !DECL_ARTIFICIAL check.
4831 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4833 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4834 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4835 sse5_perm<mode>): Fix constraints.
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