1 2008-03-26 Richard Guenther <rguenther@suse.de>
3 * tree-flow.h (widen_bitfield): Remove declaration.
4 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5 (widen_bitfield): Remove function.
6 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17 PR rtl-optimization/35232
18 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20 reg_reloaded_call_part_clobbered here.
21 (reload_regs_reach_end_p): New function.
22 (reload_reg_rtx_for_input): New variable.
23 (reload_reg_rtx_for_output): Likewise.
24 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
25 when reassigning a pseudo register. Load reloadreg from
26 reload_reg_rtx_for_input, moving the mode and register
28 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
29 instead of the original when deciding whether an input reload
30 would be a no-op or whether an output reload can be deleted.
31 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
32 when setting up new_spill_reg_store. Load it from
33 reload_reg_rtx_for_output, moving the mode and register
35 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
36 instead of the original when deciding whether an output reload
37 would be a no-op. Do the same when modifying insn notes.
38 Use rtx_equal_p instead of == to compare the registers.
39 (inherit_piecemeal_p): Take a mode and two register numbers
41 (emit_reload_insns): Clear new_spill_reg_store for every hard
42 register in the reload register. Remove spill registers
43 from reg_reloaded_valid before considering whether to record
44 inheritance information for them. Use reload_reg_rtx_for_output
45 instead of reg_rtx when recording output reloads. Use
46 reload_reg_rtx_for_input instead of reg_rtx when recording
47 input reloads. Set or clear reg_reloaded_call_part_clobbered
48 at the same time as setting reg_reloaded_valid.
49 (delete_output_reload): Add a new_reload_reg parameter and use it
50 instead of rld[j].reg_rtx.
51 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
54 2008-03-25 Tom Tromey <tromey@redhat.com>
56 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
57 (build/genattr.o): Likewise.
58 (build/genattrtab.o): Likewise.
59 (build/gencodes.o): Likewise.
60 (build/genconfig.o): Likewise.
61 (build/genconstants.o): Likewise.
62 (build/genemit.o): Likewise.
63 (build/genextract.o): Likewise.
64 (build/genflags.o): Likewise.
66 2008-03-25 Bob Wilson <bob.wilson@acm.org>
68 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
69 instead of size_int for integer types.
70 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
71 to match type of MINUS_EXPR.
73 2008-03-25 Tom Tromey <tromey@redhat.com>
76 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
79 2008-03-25 Tom Tromey <tromey@redhat.com>
81 * config/x-solaris (host-solaris.o): Update.
82 * config/x-linux (host-linux.o): Update.
83 * config/x-hpux (host-hpux.o): Update.
84 * config/x-darwin (host-darwin.o): Update.
85 * config/v850/t-v850e (v850-c.o): Update.
86 * config/v850/t-v850 (v850-c.o): Update.
87 * config/t-vxworks (vxworks.o): Update.
88 * config/t-sol2 (sol2-c.o, sol2.o): Update.
89 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o):
91 * config/spu/t-spu-elf (spu-c.o): Update.
93 * config/sh/t-symbian (sh-c.o): Update.
95 * config/sh/t-sh (sh-c.o): Update.
96 * config/score/t-score-elf (score7.o, score3.o): Update.
97 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
98 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
99 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
100 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
102 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
103 * config/m32c/t-m32c (m32c-pragma.o): Update.
104 * config/ia64/t-ia64 (ia64-c.o): Update.
105 * config/i386/x-mingw32 (host-mingw32.o): Update.
106 * config/i386/x-i386 (driver-i386.o): Update.
107 * config/i386/x-darwin (host-i386-darwin.o): Update.
108 * config/i386/x-cygwin (host-cygwin.o): Update.
109 * config/i386/t-nwld (nwld.o): Update.
110 * config/i386/t-netware (netware.o): Update.
111 * config/i386/t-interix (winnt.o): Update.
112 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
113 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
114 msformat-c.o): Update.
115 * config/bfin/t-bfin-linux (generated_files): Add
116 linux-sysroot-suffix.h.
117 * config/arm/t-wince-pe (pe.o): Update.
118 * config/arm/t-strongarm-pe (pe.o): Update.
119 * config/arm/t-pe (pe.o): Update.
120 * config/arm/t-arm (arm-c.o): Update.
121 * doc/install.texi (Prerequisites): Require make 3.80.
122 * Makefile.in: Remove .o targets.
123 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
124 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
125 (simple_generated_h, simple_generated_c): Move earlier.
126 (generated_files): New variable.
127 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
128 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
129 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
130 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
131 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
132 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
133 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
134 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
135 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
136 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
137 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
138 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
140 (COMPILE.base, COMPILE): New variables.
141 (%.o): New pattern rule.
142 (ALL_HOST_OBJS): New variable.
143 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
144 (dummy-checksum.o, cc1-checksum.o): Remove.
145 (DRIVER_SHLIB): New variable.
146 (DRIVER_DEFINES): Use it.
147 (gencondmd.c): Move out of build/.
148 (s-conditions): Update.
149 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
150 (ALL_BUILD_OBJS): Likewise.
151 (build/%.o): Use BUILDCOMPILE.
152 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
153 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
154 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
155 build/gencheck.o, build/gencodes.o, build/genconditions.o,
156 build/genconfig.o, build/genconstants.o, build/genemit.o,
157 build/genextract.o, build/genflags.o, build/genmddeps.o,
158 build/genopinit.o, build/genoutput.o, build/genpeep.o,
159 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
160 build/gen-protos.o, build/scan.o, build/fix-header.o,
161 build/scan-decls.o): Simplify.
162 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
163 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
164 prefix.o, toplev.o): Reduce to variable setting.
165 (libbackend.o): Use COMPILE. Remove most dependencies. Move
167 ($(out_object_file), gcc-options.o): New targets.
168 ($(ALL_HOST_OBJS)): New target.
169 Include dependency files.
170 * configure: Rebuilt.
171 * configure.ac: Call ZW_CREATE_DEPDIR,
172 ZW_PROG_COMPILER_DEPENDENCIES.
173 * doc/sourcebuild.texi (Front End Directory): Document new
176 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
178 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
179 complain when we hit an error, return ERROR_MARK_NODE.
181 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
183 * config/sh/constraints.md (Pso, Psz): New constraints.
184 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
185 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
187 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
189 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if
191 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
193 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
195 * config/sh/sh.md (prefetch): Add condition for SH2A target.
196 (prefetch_sh2a): New.
198 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
199 Naveen.H.S <naveen.hs@kpitcummins.com>
201 * config/sh/constraints.md (I28): New constraint.
202 * config/sh/sh.c (broken_move): Add support for movi20s.
203 * config/sh/sh.md (movsi_ie): Add the alternative for
206 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
207 Jayant Sonar <Jayant.sonar@kpitcummins.com>
208 Naveen.H.S <naveen.hs@kpitcummins.com>
210 * config/sh/sh.c (SH_ATTRIBUTES): Define.
211 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
212 (print_operand): Handle resbank in %@ operand code.
213 (sh_encode_section_info): New.
214 (push_regs): Add conditions for resbank.
215 (sh_expand_epilogue): Likewise.
216 (sh_insert_attributes): Likewise.
217 (sh_attribute_table): Likewise.
218 (sh_handle_resbank_handler_attribute): New.
219 (sh2a_handle_function_vector_handler_attribute): New.
220 (sh2a_is_function_vector_call): New.
221 (sh2a_get_function_vector_number): New.
222 (sh2a_function_vector_p): New.
223 (sh_cfun_resbank_handler_p): New.
224 * config/sh/sh.md (calli): Emit jsr/n if possible.
225 (calli_tbr_rel): New.
226 (calli_pcrel): Emit jsr/n if possible.
227 (return_i): Emit rts/n if possible.
228 (call_valuei_tbr_rel): New.
229 (call_valuei_pcrel): Add condition for SH2A target.
230 (call_value): Likewise.
231 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
232 (sh2a_get_function_vector_number): Likewise.
233 (sh2a_is_function_vector_call): Likewise.
234 * doc/extend.texi: Document TBR relative addressing of SH2A.
235 (resbank): Add description for SH2A.
237 2008-03-24 Richard Guenther <rguenther@suse.de>
240 * gimplify.c (gimplify_modify_expr): For frontend type-correct
241 pointer assignments change conversions according to middle-end rules.
242 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
243 * configure.ac: Include type checking in yes.
244 * configure: Regenerate.
246 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
248 * diagnostic.c (diagnostic_count_diagnostic): Delete.
249 (diagnostic_report_diagnostic): Update. Handle ICEs here.
251 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
253 * gthr-vxworks.h (UNUSED): Define.
255 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
257 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
260 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
262 * doc/extend.texi (Function Attributes): Add missing comma in the
263 example of the "alloc_size" attribute.
265 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
268 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
270 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
273 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
276 * stor-layout.c (update_alignment_for_field): Set minimum alignment
277 of the underlying type of a MS bitfield layout to the natural
278 alignment of the type.
280 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
283 to their natural alignment to avoid store forwarding stalls.
285 2008-03-22 Richard Guenther <rguenther@suse.de>
287 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
288 For PHI nodes verify the address is invariant.
289 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
290 (get_symbol_constant_value): Use is_gimple_min_invariant.
291 (maybe_fold_stmt_indirect): Likewise.
293 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
295 PR rtl-optimization/33927
296 * Makefile.in (dse.o): Depend on $(TM_P_H).
297 * expr.h (extract_low_bits): Declare.
298 * expmed.c (extract_low_bits): New function.
299 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
300 * dse.c: Include tm_p.h.
301 (find_shift_sequence): Remove the read_reg argument and return the
302 read value. Emit the instructions instead of returning them.
303 Iterate on new_mode rather than calculating it each time.
304 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
305 source to NEW_MODE and extract_low_bits to convert the shifted
307 (replace_read): Allow the load and store to have different mode
308 classes. Use extract_low_bits when SHIFT == 0. Create the shift
309 or extraction instructions before trying the replacement. Update
310 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
312 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
315 to their natural alignment to avoid store forwarding stalls.
317 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
321 encouraging but not allowing gprs for input;
322 change the input constraint to !f#r.
323 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
325 change the output constraint to !f#r.
327 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
331 corresponding post-reload splitters.
332 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
333 when x87 FP math is selected.
334 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
335 New function prototype.
336 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
337 unreachable function to ease macroization of insn patterns.
339 2008-03-21 Martin Jambor <mjambor@suse.cz>
341 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
342 reference dumps if ddr is NULL or dependence is unknown.
344 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
346 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
347 unsigned extension into account.
348 (ATOMIC_COMPARE_AND_SWAP): Likewise.
349 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
350 Do computations on a scratch register.
352 2008-03-21 Richard Guenther <rguenther@suse.de>
354 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
355 Use is_gimple_min_invariant instead of TREE_INVARIANT.
356 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
357 * tree-ssa-dom.c (record_equality): Likewise.
358 * tree-inline.c (copy_body_r): Likewise.
359 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
362 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
364 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
365 as 'delete_unused' argument.
367 2008-03-20 Richard Guenther <rguenther@suse.de>
369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
370 special casing of constant qualifiers.
371 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
372 care about them in general.
373 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
374 regardless of their type.
375 (fold_stmt_r): Forcefully fold *& if we end up with that.
377 2008-03-20 Paul Brook <paul@codesourcery.com>
379 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
380 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
382 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
384 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
385 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
387 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
389 * common.opt (Wmudflap): New option.
390 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
391 (mx_register_decls): Likewise.
392 (mudflap_finish_file): Likewise.
393 * doc/invoke.texi: Document -Wno-mudflap.
395 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
397 * c-format.c (replace_format_name_to_system_name): New.
399 (convert_format_name_to_system_name): New.
400 (decode_format_attr): Add use of convert_format_name_to_system_name.
401 (format_types_orig): Add gnu_ prefix to names.
402 (check_format_info_main): Special treating of \0 escaped names for
403 supporting multi-character format specifiers as I32, I64.
404 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
405 (gnu_target_overrides_format_attributes): New.
406 * c-format.h: Add structure target_ovr_attr to hold
407 system specific formatter names.
408 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
409 msformat-c.o file to c_target_objs and cxx_target_objs.
410 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
411 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
412 (TARGET_N_FORMAT_TYPES): New.
413 * config/i386/msformat-c.c: New.
414 * config/i386/t-cygming: Add build rule for msformat-c.o.
415 * doc/extend.texi: Add new format names gnu_* and ms_* and
417 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
419 2008-03-20 Ira Rosen <irar@il.ibm.com>
421 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
422 optimizations turned on under -O3.
423 (ftree-vectorize): Add that the flag is turned on with -O3.
425 2008-03-20 Ben Elliston <bje@au.ibm.com>
427 * regmove.c (try_auto_increment): Fix spelling error in comment.
428 * final.c (final_scan_insn): Likewise.
430 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
434 allocator preferences for "y" and "r" class registers.
435 ("*mov<mode>_internal"): Ditto.
436 ("*movv2sf_internal_rex64"): Ditto.
437 ("*movv2sf_internal"): Ditto.
439 2008-03-19 Michael Matz <matz@suse.de>
442 * calls.c (expand_call): Check overlap of arguments with call
443 address for sibcalls.
445 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
448 * stor-layout.c (update_alignment_for_field): Set minimum alignment
449 of the underlying type of a MS bitfield layout to the natural
450 alignment of the type.
452 2008-03-19 Jan Hubicka <jh@suse.cz>
455 * toplev.c (decode_d_option): Handle all CPP flags.
456 * tree-vrp.c: Update tree_pass descriptors.
457 * regrename.c: Update tree_pass descriptors.
458 * fwprop.c: Update tree_pass descriptors.
459 * doc/invoke.texi: Remove documentation of dropped -d? flags.
460 * tree-into-ssa.c: Update tree_pass descriptors.
461 * tree-dump.c: Update tree_pass descriptors.
462 * tree-complex.c: Update tree_pass descriptors.
463 * tree-dump.h: Update tree_pass descriptors.
464 * see.c: Update tree_pass descriptors.
465 * cgraphbuild.c: Update tree_pass descriptors.
466 * tracer.c: Update tree_pass descriptors.
467 * tree-loop-distribution.c: Update tree_pass descriptors.
468 * cgraph.c: Update tree_pass descriptors.
469 * postreload-gcse.c: Update tree_pass descriptors.
470 * postreload.c: Update tree_pass descriptors.
471 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
472 * tree-tailcall.c: Update tree_pass descriptors.
473 * tree-pass.h (tree_opt_pass): Rename to ...
474 (opt_pass) ... this one; add "type" field and remove letter field.
475 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
476 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
477 all_lowering_passes): Update declaration.
478 * ipa-cp.c: Update tree_pass descriptors.
479 * final.c: Update tree_pass descriptors.
480 * omp-low.c: Update tree_pass descriptors.
481 * tree-ssa-dse.c: Update tree_pass descriptors.
482 * ipa-reference.c: Update tree_pass descriptors.
483 * tree-ssa-uncprop.c: Update tree_pass descriptors.
484 * auto-inc-dec.c: Update tree_pass descriptors.
485 * reorg.c: Update tree_pass descriptors.
486 * cgraphunit.c: Update tree_pass descriptors.
487 * tree-ssa-copyrename.c: Update tree_pass descriptors.
488 * tree-ssa-ccp.c: Update tree_pass descriptors.
489 * df-core.c: Update tree_pass descriptors.
490 * mode-switching.c: Update tree_pass descriptors.
491 * tree-nomudflap.c: Update tree_pass descriptors.
492 * modulo-sched.c: Update tree_pass descriptors.
493 * ipa-pure-const.c: Update tree_pass descriptors.
494 * cse.c: Update tree_pass descriptors.
495 * web.c: Update tree_pass descriptors.
496 * tree-stdarg.c: Update tree_pass descriptors.
497 * tree-ssa-math-opts.c: Update tree_pass descriptors.
498 * tree-ssa-dom.c: Update tree_pass descriptors.
499 * tree-nrv.c: Update tree_pass descriptors.
500 * tree-ssa-alias.c: Update tree_pass descriptors.
501 * loop-init.c: Update tree_pass descriptors.
502 * gimple-low.c: Update tree_pass descriptors.
503 * ipa-inline.c: Update tree_pass descriptors.
504 * tree-ssa-sink.c: Update tree_pass descriptors.
505 * global.c: Update tree_pass descriptors.
506 * ifcvt.c: Update tree_pass descriptors.
507 * jump.c: Update tree_pass descriptors.
508 * predict.c: Update tree_pass descriptors.
509 * tree-ssa-loop.c: Update tree_pass descriptors.
510 * recog.c: Update tree_pass descriptors.
511 * dse.c: Update tree_pass descriptors.
512 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
513 * tree-eh.c: Update tree_pass descriptors.
514 * regmove.c: Update tree_pass descriptors.
516 * function.c: Update tree_pass descriptors.
517 * tree-vectorizer.c: Update tree_pass descriptors.
518 * gcse.c: Update tree_pass descriptors.
519 * ipa-type-escape.c: Update tree_pass descriptors.
520 * tree-if-conv.c: Update tree_pass descriptors.
521 * init-regs.c: Update tree_pass descriptors.
522 * ipa.c: Update tree_pass descriptors.
523 * tree-ssa-phiopt.c: Update tree_pass descriptors.
524 * rtl-factoring.c: Update tree_pass descriptors.
525 * lower-subreg.c: Update tree_pass descriptors.
526 * bt-load.c: Update tree_pass descriptors.
527 * tree-dfa.c: Update tree_pass descriptors.
528 * except.c: Update tree_pass descriptors.
529 * emit-rtl.c: Update tree_pass descriptors.
530 * cfgexpand.c: Update tree_pass descriptors.
531 * tree-cfgcleanup.c: Update tree_pass descriptors.
532 * cfgcleanup.c: Update tree_pass descriptors.
533 * tree-ssa-pre.c: Update tree_pass descriptors.
534 * tree-sra.c: Update tree_pass descriptors.
535 * tree-mudflap.c: Update tree_pass descriptors.
536 * tree-ssa-copy.c: Update tree_pass descriptors.
537 * cfglayout.c: Update tree_pass descriptors.
538 * tree-ssa-forwprop.c: Update tree_pass descriptors.
539 * tree-ssa-dce.c: Update tree_pass descriptors.
540 * tree-ssa.c: Update tree_pass descriptors.
541 * regclass.c: Update tree_pass descriptors.
542 * integrate.c: Update tree_pass descriptors.
543 * tree-optimize.c: Update tree_pass descriptors.
544 * tree-ssa-phiprop.c: Update tree_pass descriptors.
545 * tree-object-size.c: Update tree_pass descriptors.
546 * combine.c: Update tree_pass descriptors.
547 * tree-outof-ssa.c: Update tree_pass descriptors.
548 * bb-reorder.c: Update tree_pass descriptors.
549 * stack-ptr-mod.c: Update tree_pass descriptors.
550 * var-tracking.c: Update tree_pass descriptors.
551 * tree-profile.c: Update tree_pass descriptors.
552 * tree-vect-generic.c: Update tree_pass descriptors.
553 * reg-stack.c: Update tree_pass descriptors.
554 * sched-rgn.c: Update tree_pass descriptors.
555 * tree-ssa-structalias.c: Update tree_pass descriptors.
556 * tree-cfg.c: Update tree_pass descriptors.
557 * passes.c (current_pass): Update declaration.
558 (finish_optimization_passes): Update.
559 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
560 (register_one_dump_file, register_dump_files_1, next_pass_1):
562 (init_optimization_passes): Update handling of new types.
563 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
564 * ipa-struct-reorg.c: Update tree_pass descriptors.
565 * tree-ssa-reassoc.c: Update tree_pass descriptors.
566 * combine-stack-adj.c: Update tree_pass descriptors.
567 * cfgrtl.c: Update tree_pass descriptors.
568 * dce.c: Update tree_pass descriptors.
569 * tree-ssanames.c: Update tree_pass descriptors.
571 2008-03-19 Richard Guenther <rguenther@suse.de>
574 * tree-ssa.c (always_executed): New global flag.
575 (warn_uninitialized_var): If !always_executed warn with "maybe"
577 (execute_early_warn_uninitialized): Compute post-dominators.
578 Initialize always_executed before processing each basic block.
580 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
583 * config/i386/i386.c (x86_this_parameter): Calculate correct location
584 of "this" pointer when "regparm = N" or "fastcall" is in effect.
586 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
588 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
590 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
592 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
594 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
595 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
596 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
597 target after ignore has been set, and move there also the commputation
598 of subtarget and original_target.
599 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
600 (LANG_HOOKS_INITIALIZER): Remove it.
601 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
603 2008-03-18 Richard Guenther <rguenther@suse.de>
605 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
606 found an expression with constants, note that in the VN for the lhs.
607 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
608 fold them to constants if possible. Run cleanup_cfg if done so.
609 (execute_pre): Return todo.
611 (execute_fre): Likewise.
612 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
614 (get_prop_source_stmt): Look through pointer conversions.
616 2008-03-18 Jan Hubicka <jh@suse.cz>
618 * tree-pretty-print.c: Include predict.h.
619 (dump_generic_node): Dump predictor.
620 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
621 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
622 * gimple-low.c (lower_stmt): Likewise.
623 * expr.c (expand_expr_real): Likewise.
624 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
626 (build_predict_expr, build_predict_expr): New.
627 * predict.h (predictor_name, build_predict_expr): Update.
628 * c-typeck.c (c_finish_bc_stmt): Add prediction.
629 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
630 * predict.def (PRED_CONTINUE): Update hitrate.
631 * tree.def (PREDICT_EXPR): Define.
632 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
633 do not handle BIND_EXPR.
634 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
635 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
636 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
639 2008-03-18 Michael Matz <matz@suse.de>
641 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
643 2008-03-18 Richard Guenther <rguenther@suse.de>
645 * tree-gimple.h (is_gimple_invariant_address): Declare.
646 (is_gimple_constant): Likewise.
647 * tree-gimple.c (is_gimple_constant): New function.
648 (is_gimple_invariant_address): Likewise.
649 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
650 and is_gimple_invariant_address.
651 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
653 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
656 2008-03-18 Jakub Jelinek <jakub@redhat.com>
659 * gimplify.c (gimplify_expr): Gimplify second operand of
662 2008-03-17 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/19637
665 * fold-const.c (fold_unary): Remove restrictions of removing
666 intermediate pointer-conversions (P2)(P1)P0.
667 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
668 conversion to void pointer.
669 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
671 2008-03-16 James E. Wilson <wilson@tuliptree.org>
674 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
675 emulated thread local variables.
677 2008-03-16 Richard Guenther <rguenther@suse.de>
680 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
681 expand TREE_INVARIANT operations that are not gimple invariant.
683 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
685 * doc/extend.texi (Alignment): Say that the ABI controls
686 the __alignof__ for non-strict-alignment targets rather
687 than being a recommendation.
689 2008-03-15 Paul Brook <paul@codesourcery.com>
691 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
693 (arm_output_fn_unwind): Mark functions that can not be unwound.
695 2008-03-15 Paul Brook <paul@codesourcery.com>
697 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
698 extension instructions.
700 2008-03-15 Richard Guenther <rguenther@suse.de>
702 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
703 and fold constant aggregate refs.
704 (fold_const_aggregate_ref): Handle string constants
705 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
706 (evaluate_stmt): Simplify now that ccp_fold folds constant
709 2008-03-15 Paul Brook <paul@codesourcery.com>
711 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
712 (extzv): Use gen_extzv_t2.
713 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
715 2008-03-15 Richard Guenther <rguenther@suse.de>
717 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
718 (fold_const_aggregate_ref): Likewise.
719 (get_value): Return NULL if we don't have any values.
720 (ccp_finalize): Set const_val to NULL after freeing it.
721 * tree-flow.h (get_symbol_constant_value): Declare.
722 (fold_const_aggregate_ref): Likewise.
723 * tree-ssa-sccvn.c (try_to_simplify): Use them.
725 2008-03-15 Richard Guenther <rguenther@suse.de>
728 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
729 to not produce negative array indices if not allowed. Add
730 parameter to indicate that.
731 (maybe_fold_offset_to_component_ref): Allow negative array
732 indices only for the first member of a structure.
733 (maybe_fold_offset_to_reference): Allow negative array indices.
734 (maybe_fold_stmt_addition): Likewise.
736 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
737 Anatoly Sokolov <aesok@post.ru>
739 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
740 (avr_arch): Add ARCH_AVR6.
741 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
742 (initial_elimination_offset): Initialize and use 'avr_pc_size'
743 instead of fixed value 2.
744 (print_operand_address): Use gs() asm specifier instead of pm().
745 (avr_assemble_integer): (Ditto.).
746 (avr_output_addr_vec_elt): (Ditto.).
747 (print_operand): Handle "!" code.
748 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
749 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
750 (AVR_HAVE_EIJMP_EICALL): Define.
751 (AVR_3_BYTE_PC): Redefine.
752 (AVR_2_BYTE_PC): (Ditto.).
753 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
754 (LINK_SPEC): Add atmega2560 and atmega2561.
755 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
757 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
758 for 3 byte PC devices.
759 (call_value_insn): (Ditto.).
760 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
761 (indirect_jump): Use only for for 2 byte PC devices.
762 (*tablejump): (Ditto.).
763 (*indirect_jump_avr6): Add insn.
764 (*tablejump_rjmp): Don't use for 3 byte PC devices.
765 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
766 instead of ijmp for 3 byte PC devices.
767 (__tablejump2__): (Ditto.).
768 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
769 (MULITLIB_DIRNAMES): (Ditto.).
770 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
772 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
775 "sse2_umulsidi3". Use V1DI mode for operand 0.
776 ("mmx_psadbw"): Use V1DI mode for operand 0.
777 * config/i386/i386-modes.def (V1SI): New vector mode.
778 * config/i386/i386.c (struct builtin_description)
779 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
780 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
781 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
782 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
783 v1di_ftype_v8qi_v8qi type.
784 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
786 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
787 __builtin_ia32_pmuludq]: Fix the mode of return value.
789 2008-03-15 Richard Guenther <rguenther@suse.de>
792 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
795 2008-03-14 Bob Wilson <bob.wilson@acm.org>
797 * doc/invoke.texi (Option Summary, Xtensa Options): Document
798 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
799 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
800 unless TARGET_SERIALIZE_VOLATILE is enabled.
801 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
802 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
803 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
805 2008-03-14 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/34172
808 * tree-flow.h (refs_may_alias_p): Declare.
809 (get_single_def_stmt): Likewise.
810 (get_single_def_stmt_from_phi): Likewise.
811 (get_single_def_stmt_with_phi): Likewise.
812 * tree-dfa.c (refs_may_alias_p): New function.
813 (get_single_def_stmt): Likewise.
814 (get_single_def_stmt_from_phi): Likewise.
815 (get_single_def_stmt_with_phi): Likewise.
816 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
817 (vn_reference_lookup_1): New helper function.
818 (vn_reference_lookup): Walk the virtual use-def chain to
819 continue searching for a match if the def does not alias the
820 reference we are looking for.
822 2008-03-14 David Edelsohn <edelsohn@gnu.org>
824 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
825 archive and Perzl. Update The Written Word listing.
827 2008-03-14 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/34043
830 PR tree-optimization/33989
831 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
833 (bitmap_find_leader): Use extra argument to verify dominance
834 relationship inside a basic-block.
835 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
836 (find_leader_in_sets): Adjust.
837 (create_component_ref_by_pieces): Take extra argument for
838 dominance check, handle lookup failures.
839 (find_or_generate_expression): Likewise.
840 (create_expression_by_pieces): Likewise.
841 (insert_into_preds_of_block): Adjust.
842 (create_value_expr_from): If asked for, verify all operands
843 are in the blocks AVAIL_OUT set.
844 (make_values_for_stmt): Check for SSA_NAMEs that are life
845 over an abnormal edge.
846 (compute_avail): Remove such check.
847 (do_SCCVN_insertion): New function.
848 (eliminate): If we do not find a leader suitable for replacement
849 insert a replacement expression from SCCVN if available.
850 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
851 (struct vn_ssa_aux): Add needs_insertion flag.
852 * tree-ssa-sccvn.c (may_insert): New global flag.
853 (copy_reference_ops_from_ref): Value-number union member access
854 based on its size, not type and member if insertion is allowed.
855 (visit_reference_op_load): For a weak match from union type
856 punning lookup a view-converted value and insert a SSA_NAME
857 for that value if that is not found.
858 (visit_use): Make dumps shorter. Do not disallow value numbering
859 SSA_NAMEs that are life over an abnormal edge to constants.
860 (free_scc_vn): Release inserted SSA_NAMEs.
861 (run_scc_vn): New flag to specify whether insertion is allowed.
862 Process SSA_NAMEs in forward order.
863 * tree-ssa-loop-im.c (for_each_index): Handle invariant
864 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
865 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
866 pointer type to/from integral types that do not change the
867 precision to regular conversions.
869 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
871 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
872 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
873 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
874 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
875 input arguments and the mode of return value. Built-in functions
876 that operate on whole 64-bit MMX register now use V1DI mode.
878 2008-03-13 Alon Dayan <alond@il.ibm.com>
879 Olga Golovanevsky <olga@il.ibm.com>
881 PR tree-optimization/35041
882 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
883 to locate the right position in a statement.
885 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/xmmintrin.h: Change all static inline functions to
890 extern inline and add __gnu_inline__ attribute.
891 * config/i386/bmintrin.h: Ditto.
892 * config/i386/smmintrin.h: Ditto.
893 * config/i386/tmmintrin.h: Ditto.
894 * config/i386/mmintrin-common.h: Ditto.
895 * config/i386/ammintrin.h: Ditto.
896 * config/i386/emmintrin.h: Ditto.
897 * config/i386/pmmintrin.h: Ditto.
898 * config/i386/mmintrin.h: Ditto.
899 * config/i386/mm3dnow.h: Ditto.
901 2008-03-13 Jakub Jelinek <jakub@redhat.com>
904 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
905 (lower_omp_2): New function.
906 (lower_omp_1, lower_omp): Rewritten.
908 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
911 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
912 with the phrase "Microsoft Windows compilers".
913 (Push/Pop Macro Pragmas): New subsection. Document
914 #pragma push_macro and pragma pop_macro.
916 2008-03-12 Paul Brook <paul@codesourcery.com>
918 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
920 2008-03-12 Paul Brook <paul@codesourcery.com>
922 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
923 (thumb2_alusi3_short): Exclude PLUS and MINUS.
924 (thumb2_addsi_shortim): Rename ...
925 (thumb2_addsi_short): ... to this. Allow register operands.
926 (thumb2_subsi_short): New pattern.
927 (thumb2_one_cmplsi2_short,
928 thumb2_negsi2_short): New patterns and peepholes.
930 2008-03-12 Paul Brook <paul@codesourcery.com>
932 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
934 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/i386.md (int_cond): New code iterator.
938 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
939 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
940 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
941 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
942 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
943 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
944 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
945 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
947 2008-03-12 Paul Brook <paul@codesourcery.com>
949 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
950 instead of {arm,thumb}_compute_save_reg_mask.
951 (output_return_instruction): Ditto.
952 (thumb_unexpanded_epilogue): Ditto.
953 (thumb1_expand_prologue): Ditto.
954 (thumb1_output_function_prologue): Ditto.
955 (arm_set_return_address): Ditto.
956 (thumb_set_return_address): Ditto.
957 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
958 regs to achieve stack alignment.
959 (thumb1_compute_save_reg_mask): Fix compiler warning.
960 (arm_output_epilogue): Use offsets->saved_regs_mask.
961 Adjust stack pointer by poping call clobered registers.
962 (arm_expand_prologue): Use offsets->saved_regs_mask.
963 Adjust stack pointer by pushing extra registers.
964 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
966 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
969 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
970 conversion to the operands of a multiplication.
972 2008-03-12 Richard Guenther <rguenther@suse.de>
974 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
975 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
976 * timevar.def (TV_TREE_PHIPROP): Add.
977 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
978 pass description. Use TV_TREE_PHIPROP.
979 * tree-ssa-forwprop.c: Remove phiprop code.
981 2008-03-12 Jakub Jelinek <jakub@redhat.com>
984 * omp-low.c (maybe_lookup_decl): Constify first argument.
985 (use_pointer_for_field): Change last argument from bool to
986 omp_context *. Disallow shared copy-in/out in nested
987 parallel if decl is shared in outer parallel too.
988 (build_outer_var_ref, scan_sharing_clauses,
989 lower_rec_input_clauses, lower_copyprivate_clauses,
990 lower_send_clauses, lower_send_shared_vars): Adjust callers.
992 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
993 Ira Rosen <irar@il.ibm.com>
995 * tree-vectorizer.c (free_stmt_vec_info): New function.
996 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
997 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
998 * tree-vectorizer.h (free_stmt_vec_info): Declare.
999 * tree-vect-transform.c (vectorizable_conversion): Free
1000 vec_oprnds0 if it was allocated.
1001 (vect_permute_store_chain): Remove unused VECs.
1002 (vectorizable_store): Free VECs that are allocated in the..
1004 (vect_transform_strided_load, vectorizable_load): Likewise.
1005 (vect_remove_stores): Simplify the code.
1006 (vect_transform_loop): Move code to vect_remove_stores().
1007 Call vect_remove_stores() and free_stmt_vec_info().
1009 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1011 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1012 TARGET_HPUX. Revise comment.
1013 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1014 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1015 Use sr4 variant of `be' instruction when not generating PIC code.
1016 (attr_length_call): Adjust for above change.
1018 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1020 * ipa-reference.c (static_execute): Remove module_statics_const and
1021 associated setting code.
1023 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1027 predicate for operand 1.
1028 (paritysi2_cmp): Use register_operand predicate for operand 2.
1029 Use earlyclobber modifier for operand 1. Remove support for
1031 (paritydi2_cmp): Use register_operand predicate for operand 3.
1032 Use earlyclobber modifier for operand 1. Remove support for
1035 2008-03-11 Paul Brook <paul@codesourcery.com>
1036 Vladimir Prus <vladimir@codesourcery.com>
1038 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1039 (arm_compute_save_reg0_reg12_mask): Always
1040 check if register 11 must be saved. Always safe hard frame pointer
1041 when frame_pointer_needeed.
1042 (arm_compute_save_reg_mask): Save IP and PC
1043 only with apcs frames.
1044 (arm_output_epilogue): Adjust Thumb2 codepath to
1045 be also invoked and work for ARM non-apcs frames.
1046 (arm_expand_prologue): Don't bother saving IP
1047 for non-apcs frame, since it's not clobbered by
1048 prologue code. Implement non-apcs frame
1051 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1053 PR rtl-optimization/35281
1054 * expr.c (convert_move): Use a new pseudo for the intermediate
1055 from_mode->word_mode result.
1057 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1059 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1060 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1061 * toplev.c (compile_file): Don't call it.
1063 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1066 * expr.c (store_expr): Call emit_block_move if the mode
1067 of "temp" RTX is BLKmode.
1069 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/31358
1073 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1074 the step with a NULL_TREE.
1075 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1076 to sizetype if type is a pointer type.
1077 (add_candidate_1): Don't convert the base and step to
1078 the generic type if the orginal type is a pointer type.
1079 (add_iv_value_candidates): Use sizetype for the step
1080 if type is a pointer type.
1081 (cand_value_at): Likewise.
1082 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1084 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1085 Don't convert the tem affine to the type.
1086 (add_elt_to_tree): Use sizetype for the step if a pointer.
1087 Use POINTER_PLUS_EXPR for pointers.
1088 (aff_combination_to_tree): Use sizetype for the step if a
1091 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1093 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1094 Remove commutativity hint.
1096 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1100 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1101 errorneous type. Check that v is a VAR_DECL.
1104 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1106 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1108 PR tree-optimization/35494
1109 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1110 may be overriden at link and run time.
1112 2008-03-10 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/34677
1115 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1116 (poolify_tree): Likewise.
1117 (modify_expr_template): Likewise.
1118 (poolify_modify_stmt): Likewise.
1119 (insert_fake_stores): Handle all component-ref style stores
1120 in addition to INDIRECT_REF. Also handle complex types.
1121 Do not poolify the inserted load.
1122 (realify_fake_stores): Do not rebuild the tree but only
1123 make it a SSA_NAME copy.
1124 (init_pre): Remove initialzation of modify_expr_template.
1125 Do not allocate modify_expr_node_pool.
1126 (fini_pre): Do not free modify_expr_node_pool.
1128 2008-03-10 Paul Brook <paul@codesourcery.com>
1130 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1133 2008-03-10 Paul Brook <paul@codesourcery.com>
1134 Mark Shinwell <shinwell@codesourcery.com>
1136 * config/arm/cortex-r4.md: New.
1137 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1139 * config/arm/arm.md: Include cortex-r4.md.
1140 (insn): Add smmls, sdiv and udiv values.
1141 (generic_sched): Don't use generic scheduling for Cortex-R4.
1142 (arm_issue_rate): New function.
1143 (TARGET_SCHED_ISSUE_RATE): Define.
1145 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1147 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1149 2008-03-10 Richard Guenther <rguenther@suse.de>
1151 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1152 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1154 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1156 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1157 Set default to true.
1159 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1161 * c.opt (Wsynth): Deprecate.
1162 * doc/invoke.texi (Option Summary, Warning Options): Document
1163 -Wno-format-contains-nul.
1165 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1169 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1171 2008-03-09 Ira Rosen <irar@il.ibm.com>
1173 * config/rs6000/rs6000.c (builtin_description): Rename vector
1174 left shift operations.
1175 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1176 (altivec_vsl<VI_char>): Rename to ...
1177 (ashl<mode>3): ... new name.
1178 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1180 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1182 2008-03-08 Richard Guenther <rguenther@suse.de>
1184 * coverage.h (tree_coverage_counter_addr): Declare.
1185 * coverage.c (tree_coverage_counter_addr): New function.
1186 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1188 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1189 (tree_gen_one_value_profiler): Likewise.
1190 (tree_gen_ic_profiler): Likewise.
1191 (tree_gen_average_profiler): Likewise.
1192 (tree_gen_ior_profiler): Likewise.
1194 2008-03-08 Richard Guenther <rguenther@suse.de>
1196 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1197 (vn_binary_op_insert): Likewise.
1198 (vn_unary_op_lookup): Likewise.
1199 (vn_unary_op_insert): Likewise.
1200 (vn_nary_op_lookup): Declare.
1201 (vn_nary_op_insert): Likewise.
1202 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1203 and binary hashes, use a single obstack for unary_op_pool
1205 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1206 a single struct vn_nary_op_s. Store tree code length and
1207 a variable number of operands.
1208 (struct vn_reference_op_struct): Remove unused op2.
1209 (vn_reference_op_eq): Do not compare op2.
1210 (vn_reference_op_compute_hash): Do not compute hash of op2.
1211 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1212 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1213 with vn_nary_op_compute_hash.
1214 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1215 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1217 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1219 (visit_unary_op): Call nary functions.
1220 (visit_binary_op): Likewise.
1221 (process_scc): Adjust for struct vn_tables_s changes.
1222 (allocate_vn_table): Likewise.
1223 (free_vn_table): Likewise.
1224 * tree-vn.c (vn_add): Call nary functions.
1225 (vn_lookup): Likewise.
1227 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1230 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1231 wdst back after sync_compare_and_swapqhi_internal.
1233 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386-modes.def (V1DI): New vector mode.
1237 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1238 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1239 (MMXMODE248): Ditto.
1240 (MMXMODE): Add V1DI mode.
1241 (mmxvecsize): Change DI mode to V1DI mode.
1242 ("mov<mode>): Use MMXMODEI8 mode iterator.
1243 ("*mov<mode>_internal_rex64"): Ditto.
1244 ("*mov<mode>_internal"): Ditto.
1245 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1246 ("mmx_sub<mode>3"): Ditto.
1247 ("mmx_adddi3"): Remove insn pattern.
1248 ("mmx_subdi3"): Ditto.
1249 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1250 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1251 ("mmx_ashl<mode>3"): Ditto.
1252 ("mmx_lshrdi3"): Remove insn pattern.
1253 ("mmx_ashldi3"): Ditto.
1254 * config/i386/i386.c (classify_argument): Handle V1DImode.
1255 (function_arg_advance_32): Ditto.
1256 (function_arg_32): Ditto.
1257 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1258 mmx_addv1di3 insn pattern.
1259 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1260 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1261 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1262 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1263 Remove definitions of built-in functions.
1264 (V1DI_type_node): New node.
1265 (v1di_ftype_v1di_int): Ditto.
1266 (v1di_ftype_v1di_v1di): Ditto.
1267 (v2si_ftype_v2si_si): Ditto.
1268 (v4hi_ftype_v4hi_di): Remove node.
1269 (v2si_ftype_v2si_di): Ditto.
1270 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1271 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1272 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1273 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1274 Add new builtins using def_builtin_const.
1275 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1276 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1277 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1278 * config/i386/mmintrin.h (__v1di): New typedef.
1279 (_mm_add_si64): Cast arguments to __v1di type.
1280 (_mm_sub_si64): Ditto.
1281 (_mm_sll_pi16): Cast __count to __v4hi type.
1282 (_mm_sll_pi32): Cast __count to __v2si type.
1283 (_mm_sll_si64): Cast arguments to __v1di type.
1284 (_mm_srl_pi16): Cast __count to __v4hi type.
1285 (_mm_srl_pi32): Cast __count to __v2si type.
1286 (_mm_srl_si64): Cast arguments to __v1di type.
1287 (_mm_sra_pi16): Cast __count to __v4hi type.
1288 (_mm_sra_pi32): Cast __count to __v2si type.
1289 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1290 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1291 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1292 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1293 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1294 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1295 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1296 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1297 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1298 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1299 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1300 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1302 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1304 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1306 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1309 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1310 reg+const addressing for Altivec modes. Don't generate reg+reg
1311 addressing for TFmode or TDmode quantities.
1313 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1315 * c-common.c (vector_types_convertible_p): Call langhook
1316 instead of comptypes.
1318 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1321 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1322 integral and scalar float variables which have a
1325 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1327 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1328 dwarf_register_span hook when emitting unwind information for
1329 register-to-memory saves.
1330 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1331 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1333 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1335 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1336 for the same VAR_DECL.
1338 2008-03-06 Tom Tromey <tromey@redhat.com>
1341 * doc/standards.texi (Standards): Don't mention treelang.
1342 * doc/invoke.texi (Overall Options): Don't mention treelang.
1343 * doc/install.texi (Prerequisites): Don't mention bison or
1345 (Configuration): Don't mention treelang.
1346 (Building): Likewise.
1347 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1349 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1351 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1352 word-extractions out of a multi-word object.
1354 2008-03-06 Richard Guenther <rguenther@suse.de>
1356 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1357 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1358 result type and precision.
1359 * expr.c (get_inner_reference): Set unsignedp based on the result
1360 type of BIT_FIELD_REF.
1361 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1362 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1363 (try_instantiate_multiple_fields): Likewise. Use the correct type
1365 (sra_build_assignment): Likewise.
1366 (sra_build_elt_assignment): Likewise.
1367 (sra_explode_bitfield_assignment): Likewise.
1368 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1369 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1370 set BIT_FIELD_REF_UNSIGNED.
1371 (vectorizable_load): Likewise.
1373 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1375 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1378 2008-03-06 Richard Guenther <rguenther@suse.de>
1380 * alias.c (struct alias_set_entry): Move has_zero_child field
1381 to pack with alias_set.
1383 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1385 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1388 2008-03-05 Ian Lance Taylor <iant@google.com>
1390 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1392 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1394 * fwprop.c (update_df): Support width and offset parameters of
1396 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1397 global_conflicts): Change DF_REF_EXTRACT to either
1398 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1399 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1400 * df-scan.c (df_ref_record, df_defs_record,
1401 df_ref_create_structure, df_def_record_1, df_uses_record,
1402 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1403 df_bb_refs_collect, df_entry_block_defs_collect,
1404 df_exit_block_uses_collect): Support new width and offset fields.
1405 (ref_extract_pool): New storage pool.
1406 (df_free_ref): New function.
1407 (df_reg_chain_unlink, df_free_collection_rec,
1408 df_sort_and_compress_refs): Call df_free_ref.
1409 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1411 (df_ref_create_structure): Allocate df_ref_extract if offset and
1412 width fields are used.
1413 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1414 (df_uses_record): Get offset and width from ZERO_EXTRACT
1416 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1417 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1418 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1419 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1420 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1421 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1422 (df_ref_extract): New structure.
1423 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1424 (df_ref_create): Add width and offset parameters.
1426 2008-03-05 Richard Guenther <rguenther@suse.de>
1428 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1429 Use ranges_overlap_p.
1430 (offset_overlaps_with_access): Rename
1431 to ranges_overlap_p and move ...
1432 * tree-flow-inline.h (ranges_overlap_p): ... here.
1434 * tree.h (get_inner_reference, handled_component_p): Update
1437 * tree.h (record_component_aliases, get_alias_set,
1438 alias_sets_conflict_p, alias_sets_must_conflict_p,
1439 objects_must_conflict_p): Move declarations ...
1440 * alias.h (record_component_aliases, get_alias_set,
1441 alias_sets_conflict_p, alias_sets_must_conflict_p,
1442 objects_must_conflict_p): ... here.
1443 Include coretypes.h.
1444 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1446 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1448 * cfg.c: Include tree-flow.h.
1449 (remove_edge_raw): Call redirect_edge_var_map_clear.
1450 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1451 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1452 (redirect_edge_var_map_result): New.
1453 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1454 PENDING_STMT use with redirect_edge_var_map_*.
1455 * tree-ssa.c (edge_var_maps): New definition.
1456 (redirect_edge_var_map_add): New.
1457 (redirect_edge_var_map_clear): New.
1458 (redirect_edge_var_map_dup): New.
1459 (redirect_edge_var_map_vector): New.
1460 (redirect_edge_var_map_destroy): New.
1461 (ssa_redirect_edge): Replace PENDING_STMT use with
1462 redirect_edge_var_map_*.
1463 (flush_pending_stmts): Same.
1464 (delete_tree_ssa): Destroy edge var map.
1465 * tree-flow.h (struct _edge_var_map): New.
1466 Define edge_var_map vector type.
1467 Declare redirect_edge_var_map_* prototypes.
1468 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1469 * tree-cfg.c (reinstall_phi_args): Replace
1470 PENDING_STMT use with redirect_edge_var_map_*.
1472 2008-03-05 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/35472
1475 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1476 whose single use_stmt has a overlapping set of loaded and
1477 stored symbols as that use_stmt might be a noop assignment then.
1479 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1481 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1483 2008-03-05 Richard Guenther <rguenther@suse.de>
1486 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1487 should be constants.
1488 * tree-cfg.c (verify_expr): Verify it.
1489 * fold-const.c (fold_truthop): Remove code generating
1490 BIT_FIELD_REFs of structure bases.
1491 (fold_binary): Likewise.
1492 (fold_ternary): Position and size of BIT_FIELD_REFs are
1493 always host integers.
1494 (make_bit_field_ref): Remove.
1495 (optimize_bit_field_compare): Remove.
1496 (all_ones_mask_p): Remove.
1498 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1501 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1502 (split_block_and_df_analyze): New. Split basic block and rebuild
1504 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1506 (split_pattern_seq): Likewise.
1507 (erase_matching_seqs): Likewise.
1508 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1510 2008-03-04 Geoff Keating <geoffk@apple.com>
1512 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1513 declaration and code.
1514 (tree_invalid_nonnegative_warnv_p): Likewise.
1516 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1518 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1519 examples. Truncate option-names then causing overfull hbox.
1521 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1524 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1526 * configure: Rebuilt.
1528 2008-03-04 Rafael Espindola <espindola@google.com>
1530 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1531 (tree_unary_nonnegative_warnv_p): New.
1532 (tree_binary_nonnegative_warnv_p): New.
1533 (tree_single_nonnegative_warnv_p): New.
1534 (tree_invalid_nonnegative_warnv_p): New.
1535 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1537 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * opts.c (handle_option): Postpone 'unknown option' errors only for
1543 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1549 2008-03-04 Rafael Espindola <espindola@google.com>
1551 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1552 (tree_binary_nonzero_warnv_p): New.
1553 (tree_single_nonzero_warnv_p): New.
1554 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1556 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1559 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1560 transformations for modes that have signed zeros.
1561 * ifcvt.c (noce_try_abs): Ditto.
1563 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1565 * config/i386/i386.c (override_options): Force
1566 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1568 2008-03-04 Jan Hubicka <jh@suse.cz>
1571 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1574 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1576 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1577 label to probe the stack.
1579 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1581 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1582 (__gthr_win32_mutex_destroy): Declare.
1583 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1584 __gthr_win32_mutex_destroy.
1585 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1587 2008-03-03 Jan Hubicka <jh@suse.cz>
1590 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1591 aggressive on inlining cold calls.
1593 2008-03-03 Richard Guenther <rguenther@suse.de>
1595 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1596 struct copies into the expression table.
1597 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1598 (try_to_simplify): Likewise.
1599 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1600 integral and pointer arguments which do not change the
1601 precision to NOP_EXPRs.
1602 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1603 VIEW_CONVERT_EXPR case.
1605 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1607 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1608 defined in a loop at depth 0 is invariant.
1609 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1610 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1611 be called at loop depth 0.
1613 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1616 * gcc.c (process_command): Update copyright notice dates.
1617 * gcov.c (print_version): Likewise.
1618 * gcov-dump.c (print_version): Likewise.
1619 * mips-tfile.c (main): Likewise.
1620 * mips-tdump.c (main): Likewise.
1622 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1625 * c-common.c (flag_permissive): Delete.
1626 (constant_expression_warnings): Check flags first.
1627 (constant_expression_error): New.
1628 * c-common.h (flag_permissive): Delete.
1629 (constant_expression_error): Declare.
1630 * flags.h (flag_permissive): Declare. Update description.
1631 * diagnostic.c (pedwarn): Update.
1633 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1634 (permissive_error_kind): New.
1635 * toplev.c (flag_permissive): Define. Update description.
1636 * toplev.h (permissive_error_kind): Declare.
1637 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1638 (pedwarn_c90): Use pedantic_warning_kind.
1639 * c-opts.c (c_common_post_options): flag_permissive does not affect
1640 flag_pedantic_errors.
1642 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1644 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1645 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1646 __absvsi2, __absvDI2): Use unsigned arithmetic.
1648 2008-03-02 Andi Kleen <ak@suse.de>
1649 Richard Guenther <rguenther@suse.de>
1651 * struct-equiv.c: Remove file.
1652 * cfg_cleanup.c (condjump_equiv_p): Remove.
1653 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1654 (struct-equiv.o): Remove rule.
1655 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1656 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1657 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1659 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1661 * ifcvt.c (noce_process_if_block): Try to handle only the then
1662 block if the else block exists but isn't suitable.
1664 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1667 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1668 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1669 regression from previous patch.
1671 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1674 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1676 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1677 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1678 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1679 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1680 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1681 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1682 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1683 (__gthread_mutex_destroy_function): Rename to
1684 __gthread_mutex_destroy.
1685 * gthr-dce.h (__gthread_mutex_destroy): Call
1686 pthread_mutex_destroy.
1687 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1688 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1689 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1691 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1693 * df-scan.c (df_ref_chain_change_bb): Simplify.
1694 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1695 set_block_for_insn if there's any change.
1696 * df.h ((df_insn_change_bb): Fix prototype.
1697 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1698 df_insn_change_bb, don't call set_block_for_insn.
1699 * emit-rtl.c (reorder_insns): Likewise.
1700 * haifa-sched.c (move_insn): Likewise.
1702 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1704 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1706 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1708 * tree-flow-inline.h (next_readonly_imm_use): Return
1709 NULL_USE_OPERAND_P after the end.
1711 2008-03-01 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/35411
1714 * tree-sra.c (sra_build_assignment): Split conversion to
1715 final type to a separate statement if we are not assigning
1718 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1720 * fold-const.c (fold_convertible_p): Correct the logic to follow
1721 that in fold_convert().
1723 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1726 * tree-inline.c (build_duplicate_type): When we make a
1727 duplicate type, make it unique in the canonical types system.
1729 2008-02-29 Tom Tromey <tromey@redhat.com>
1731 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1732 input_file_stack_history, input_file_stack_restored): Remove.
1733 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1734 * input.h (struct file_stack): Remove.
1735 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1736 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1738 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1740 (diagnostic_last_module_changed): Add 'map' argument.
1741 (diagnostic_set_last_function): Likewise.
1742 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1743 line map, not input_file_stack.
1744 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1746 2008-02-29 Paul Brook <paul@codesourcery.com>
1748 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1750 2008-02-29 Paul Brook <paul@codesourcery.com>
1752 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1754 2008-02-29 Richard Guenther <rguenther@suse.de>
1756 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1758 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1759 value for comparing for a store match.
1760 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1761 (try_to_simplify): Do not do a full-blown reference lookup.
1763 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1765 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1766 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1768 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1770 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1772 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1773 strides against cache sizes.
1775 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1777 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1780 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1782 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1783 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1784 is smaller than the original promoted value.
1785 (simplify_subreg): If OP is a SUBREG, try to preserve its
1786 SUBREG_PROMOTED_VAR_P information.
1788 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1790 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1791 (VN_INFO_GET): Allocate new objects on the obstack.
1792 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1793 for rpo_numbers_temp, for consistency.
1794 (free_scc_vn): Free the obstack.
1796 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1798 * doc/invoke.texi: Document -ftree-loop-distribution.
1799 * tree-loop-distribution.c: New.
1800 * tree-pass.h (pass_loop_distribution): New.
1801 * graphds.h (struct graph): Add htab_t indices.
1802 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1803 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1804 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1805 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1806 * tree-data-ref.c (debug_data_dependence_relations): New.
1807 (dump_data_dependence_relation): Also print data references.
1808 (free_data_ref): Extern.
1809 (same_access_functions): Moved...
1810 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1811 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1812 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1813 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1814 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1815 (stmts_from_loop): Skip LABEL_EXPR.
1816 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1818 (build_rdg): Initialize rdg->indices htab.
1819 (free_rdg, stores_from_loop, ref_base_address,
1820 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1821 have_similar_memory_accesses_1, ref_base_address_1,
1822 remove_similar_memory_refs): New.
1823 * tree-data-ref.h: Depend on tree-chrec.h.
1824 (debug_data_dependence_relations, free_data_ref): Declared.
1825 (same_access_functions): ... here.
1826 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1828 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1829 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1830 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1831 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1832 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1833 rdg_vertex_for_stmt): Declared.
1834 (struct rdg_edge): Add level.
1836 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1837 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1839 (rdg_has_similar_memory_accesses): New.
1840 * tree-vect-analyze.c: Remove unused static decls.
1841 * lambda.h (dependence_level): New.
1842 * common.opt (ftree-loop-distribution): New.
1843 * tree-flow.h (mark_virtual_ops_in_bb,
1844 slpeel_tree_duplicate_loop_to_edge_cfg,
1845 rename_variables_in_loop): Declared.
1846 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1847 (OBJS-common): Add tree-loop-distribution.o.
1848 (tree-loop-distribution.o): New rule.
1849 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1850 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1851 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1853 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1856 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1857 other than structures and unions.
1859 2008-02-28 Richard Guenther <rguenther@suse.de>
1862 2008-02-26 Richard Guenther <rguenther@suse.de>
1864 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1865 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1866 (lookup_decl_from_uid): Declare.
1867 (remove_decl_from_map): Likewise.
1868 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1869 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1870 (decl_for_uid_map): New global hashtable mapping DECL_UID
1872 (init_ttree): Allocate it.
1873 (insert_decl_to_uid_decl_map): New helper function.
1874 (make_node_stat): Insert new decls into the map.
1875 (copy_node_stat): Likewise.
1876 (lookup_decl_from_uid): New function.
1877 (remove_decl_from_map): Likewise.
1878 (print_decl_for_uid_map_statistics): New helper.
1879 (dump_tree_statistics): Call it.
1881 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1882 (referenced_var_iterator): Adjust.
1883 (FOR_EACH_REFERENCED_VAR): Adjust.
1884 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1885 (num_referenced_vars): Adjust.
1886 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1887 (first_referenced_var): Remove.
1888 (end_referenced_vars_p): Likewise.
1889 (next_referenced_var): Likewise.
1890 (referenced_var_iterator_set): New helper function.
1891 * tree-dfa.c (referenced_var_lookup): Adjust.
1892 (referenced_var_check_and_insert): Likewise.
1893 (remove_referenced_var): Likewise.
1894 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1896 (verify_call_clobbering): Likewise.
1897 (verify_memory_partitions): Likewise.
1898 (init_tree_ssa): Allocate bitmap instead of hashtable for
1900 (delete_tree_ssa): Adjust.
1901 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1902 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1903 (compute_tag_properties): Likewise.
1904 (set_initial_properties): Likewise.
1905 (find_partition_for): Likewise.
1906 (update_reference_counts): Likewise.
1907 (dump_may_aliases_for): Likewise.
1908 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1909 (add_call_clobber_ops): Likewise.
1910 (add_call_read_ops): Likewise.
1911 (get_asm_expr_operands): Likewise.
1912 * tree-into-ssa.c (dump_decl_set): Likewise.
1913 (update_ssa): Likewise.
1914 * tree-sra.c (scan_function): Likewise.
1915 (decide_instantiations): Likewise.
1916 (scalarize_parms): Likewise.
1917 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1918 (dsa_named_for): Likewise.
1919 * tree-ssa-structalias.c (update_alias_info): Likewise.
1920 (merge_smts_into): Likewise.
1922 2008-02-27 David Daney <ddaney@avtrex.com>
1925 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1926 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1927 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1928 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1929 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1931 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1934 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1935 (BUILT_IN_NEXTTOWARD): Remove.
1936 (BUILT_IN_NEXTTOWARDF): Ditto.
1937 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1938 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1940 2008-02-27 Tom Tromey <tromey@redhat.com>
1942 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1943 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1945 2008-02-27 Jan Beulich <jbeulich@novell.com>
1947 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1948 update the respective field on newdecl.
1950 2008-02-27 Revital Eres <eres@il.ibm.com>
1952 PR rtl-optimization/34999
1953 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1954 crossing edges that ends with a call insn.
1955 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1956 call insn and clear the EDGE_CROSSING flag of the crossing edge
1957 when fixing fallthru edges.
1959 2008-02-27 Richard Guenther <rguenther@suse.de>
1962 * fold-const.c (fold_unary): Return the correct argument,
1963 converted to the result type.
1965 2008-02-27 Richard Guenther <rguenther@suse.de>
1968 * expr.c (expand_expr_real_1): Assert on rotates that operate
1970 * fold-const.c (fold_binary): Use the types precision, not the
1971 bitsize of the mode if folding rotate expressions. Build rotates
1972 only for full modes.
1974 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1976 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1978 * c-pragma.c (pragma_ns_name): New typedef.
1979 (registered_pp_pragmas): New variable.
1980 (c_pp_lookup_pragma): New function.
1981 (c_register_pragma_1): If flag_preprocess_only, do nothing
1982 for non-expanded pragmas, for expanded ones push pragma's
1983 namespace and name into registered_pp_pragmas vector.
1984 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1985 flag_preprocess_only, don't register GCC pch_preprocess
1986 pragma if flag_preprocess_only.
1987 * c-opts.c (c_common_init): Call init_pragma even if
1988 flag_preprocess_only.
1989 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1990 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1991 cpp_register_pragma if flag_preprocess_only.
1993 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1996 * c-parser.c (c_parser_translation_unit): Warn for empty
1997 translation unit, not empty source file.
1999 2008-02-26 Paul Brook <paul@codesourcery.com>
2001 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2002 operand for Thumb-2.
2003 * config/arm/arm.h (reg_class): Add CORE_REGS.
2004 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2005 (BASE_REG_CLASS): Use CORE_REGS.
2006 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2007 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2008 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2009 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2010 ARM_REGNO_OK_FOR_INDEX_P.
2011 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2012 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2013 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2014 (ldm/stm peepholes): Ditto.
2015 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2016 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2017 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2018 * config/arm/constraints.md: Enable "k" constraint on ARM.
2020 2008-02-27 Ben Elliston <bje@au.ibm.com>
2022 * config/rs6000/rs6000.c: Annotate cache line size field in all
2023 instances of struct processor_costs.
2025 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2027 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2028 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2029 jump_bypass): New counters.
2030 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2031 * dce.c (gate_ud_dce): Same.
2032 (gate_fast_dce): Same.
2033 * dse.c (gate_dse1): New function.
2034 (gate_dse2): New function.
2035 (gate_dse): Merge results of new gate functions.
2036 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2037 (gate_handle_jump_bypass): Add dbg_cnt.
2038 (gate_handle_gcse): Add dbg_cnt.
2039 * ifcvt.c (gate_handle_if_conversion): Same.
2040 (gate_handle_if_after_combine): Same.
2041 (gate_handle_if_after_reload): Same.
2042 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2044 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2046 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2048 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2050 2008-02-26 Jason Merrill <jason@redhat.com>
2053 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2054 alone if it's the naming decl for the type's main variant.
2056 2008-02-26 Tom Tromey <tromey@redhat.com>
2058 * system.h (USE_MAPPED_LOCATION): Poison.
2059 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2060 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2061 (make_goto_expr_edges): Likewise.
2062 (remove_bb): Likewise.
2063 (execute_warn_function_return): Likewise.
2064 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2066 * c-common.c (fname_decl): Remove old location code.
2067 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2069 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2071 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2072 (gen_rtx_ASM_INPUT): Likewise.
2073 (gen_rtx_ASM_INPUT_loc): Likewise.
2074 (get_rtx_asm_OPERANDS): Remove.
2075 * cfglayout.c (insn_locators_alloc): Remove old location code.
2076 (set_curr_insn_source_location): Likewise.
2077 (curr_insn_locator): Likewise.
2078 * print-tree.c (print_node): Remove old location code.
2079 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2080 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2081 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2082 location_from_locus.
2083 (construct_exit_block): Remove old location code.
2084 * emit-rtl.c (force_next_line_note): Remove old location code.
2085 * profile.c (branch_prob): Remove old location code.
2086 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2087 LOC_LINE): Remove old-location variants.
2088 * langhooks.c (lhd_print_error_function): Remove old location
2090 * configure, config.in: Rebuilt.
2091 * configure.ac (--enable-mapped-location): Remove.
2092 * c-decl.c (c_init_decl_processing): Remove old location code.
2093 (finish_function): Likewise.
2094 * recog.c (decode_asm_operands): Remove old location code.
2095 * c-pch.c (c_common_read_pch): Remove old location code.
2096 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2098 * gimple-low.c (lower_function_body): Remove old location code.
2099 * toplev.c (unknown_location): Remove.
2100 (push_srcloc): Remove old-location variant.
2101 (process_options): Remove old location code.
2102 (lang_dependent_init): Likewise.
2103 * input.h (UNKNOWN_LOCATION): Move definition.
2104 (location_t): Undeprecate.
2105 (source_locus): Remove.
2106 (location_from_locus): Remove.
2107 (struct location_s): Remove.
2108 Remove all old-location code.
2109 (input_line, input_filename): Remove.
2110 * final.c (final_scan_insn): Remove old location code.
2111 * diagnostic.c (diagnostic_build_prefix): Remove
2112 USE_MAPPED_LOCATION test.
2113 * tree.h (gimple_stmt) <locus>: Now a location_t.
2114 (tree_exp) <locus>: Likewise.
2115 (DECL_IS_BUILTIN): Remove old-location variant.
2116 (annotate_with_file_line, annotate_with_locus): Likewise.
2117 (expr_locus, set_expr_locus): Update.
2118 * tree.c (build1_stat): Remove old location code.
2119 (last_annotated_node): Remove.
2120 (annotate_with_file_line): Remove old-location variant.
2121 (annotate_with_locus): Likewise.
2122 (expr_location): Remove old location code.
2123 (set_expr_location): Likewise.
2124 (expr_has_location): Likewise.
2125 (expr_locus): Likewise.
2126 (set_expr_locus): Likewise.
2127 (expr_filename): Don't use location_from_locus.
2128 (expr_lineno): Likewise.
2129 * rtl-error.c (location_for_asm): Remove old location code.
2130 * c-lex.c (cb_line_change): Remove old location code.
2131 (fe_file_change): Likewise.
2132 (cb_def_pragma): Likewise.
2133 (c_lex_with_flags): Likewise.
2134 * gengtype.c (do_typedef): Don't special-case location types.
2135 (define_location_structures): Remove.
2136 (main): Don't call define_location_structures.
2137 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2140 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2143 * builtins.def (BUILT_IN_STDARG_START): Remove.
2144 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2145 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2146 * tree-inline.c (inline_forbidden_p_1): Likewise.
2148 2008-02-26 Richard Guenther <rguenther@suse.de>
2150 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2151 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2152 (lookup_decl_from_uid): Declare.
2153 (remove_decl_from_map): Likewise.
2154 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2155 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2156 (decl_for_uid_map): New global hashtable mapping DECL_UID
2158 (init_ttree): Allocate it.
2159 (insert_decl_to_uid_decl_map): New helper function.
2160 (make_node_stat): Insert new decls into the map.
2161 (copy_node_stat): Likewise.
2162 (lookup_decl_from_uid): New function.
2163 (remove_decl_from_map): Likewise.
2164 (print_decl_for_uid_map_statistics): New helper.
2165 (dump_tree_statistics): Call it.
2167 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2168 (referenced_var_iterator): Adjust.
2169 (FOR_EACH_REFERENCED_VAR): Adjust.
2170 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2171 (num_referenced_vars): Adjust.
2172 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2173 (first_referenced_var): Remove.
2174 (end_referenced_vars_p): Likewise.
2175 (next_referenced_var): Likewise.
2176 (referenced_var_iterator_set): New helper function.
2177 * tree-dfa.c (referenced_var_lookup): Adjust.
2178 (referenced_var_check_and_insert): Likewise.
2179 (remove_referenced_var): Likewise.
2180 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2181 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2182 (verify_call_clobbering): Likewise.
2183 (verify_memory_partitions): Likewise.
2184 (init_tree_ssa): Allocate bitmap instead of hashtable for
2186 (delete_tree_ssa): Adjust.
2187 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2188 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2189 (compute_tag_properties): Likewise.
2190 (set_initial_properties): Likewise.
2191 (find_partition_for): Likewise.
2192 (update_reference_counts): Likewise.
2193 (dump_may_aliases_for): Likewise.
2194 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2195 (add_call_clobber_ops): Likewise.
2196 (add_call_read_ops): Likewise.
2197 (get_asm_expr_operands): Likewise.
2198 * tree-into-ssa.c (dump_decl_set): Likewise.
2199 (update_ssa): Likewise.
2200 * tree-sra.c (scan_function): Likewise.
2201 (decide_instantiations): Likewise.
2202 (scalarize_parms): Likewise.
2203 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2204 (dsa_named_for): Likewise.
2205 * tree-ssa-structalias.c (update_alias_info): Likewise.
2206 (merge_smts_into): Likewise.
2208 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2211 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2212 * c-opts.c (c_common_handle_option): Wall enables
2213 Wvolatile-register-var.
2214 * common.opt: Move Wvolatile-register-var to...
2217 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2219 * common.opt (Wlarger-than=): New.
2220 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2222 * opts.c (common_handle_option): Handle -Wlarger-than=.
2223 * optc-gen.awk: Likewise.
2224 * opth-gen.awk: Likewise.
2225 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2226 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2228 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2230 * c-common.c (match_case_to_enum_1): Add appropriate
2231 OPT_W* parameter to warning.
2232 (c_do_switch_warnings): Likewise.
2233 * c-typeck.c (warning_init): Add one more parameter following
2235 (push_init_level): Update call to warning_init.
2236 (pop_init_level): Likewise.
2237 (add_pending_init): Likewise.
2238 (output_init_element: Likewise.
2240 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2243 * toplev.c (toplev_main): If there are warnings or error, print
2244 errors for ignored options.
2245 * opts.c (ignored_options): New static variable.
2246 (postpone_unknown_option_error): New.
2247 (print_ignored_options): New.
2248 (handle_option): Postpone errors for unknown -Wno-* options.
2249 * opts.h (print_ignored_options): Declare.
2251 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2253 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2256 2008-02-25 Richard Guenther <rguenther@suse.de>
2259 2008-02-25 Richard Guenther <rguenther@suse.de>
2261 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2262 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2263 (lookup_decl_from_uid): Declare.
2264 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2265 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2266 (decl_for_uid_map): New global hashtable mapping DECL_UID
2268 (init_ttree): Allocate it.
2269 (insert_decl_to_uid_decl_map): New helper function.
2270 (make_node_stat): Insert new decls into the map.
2271 (copy_node_stat): Likewise.
2272 (lookup_decl_from_uid): New function.
2273 (print_decl_for_uid_map_statistics): New helper.
2274 (dump_tree_statistics): Call it.
2276 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2277 (referenced_var_iterator): Adjust.
2278 (FOR_EACH_REFERENCED_VAR): Adjust.
2279 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2280 (num_referenced_vars): Adjust.
2281 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2282 (first_referenced_var): Remove.
2283 (end_referenced_vars_p): Likewise.
2284 (next_referenced_var): Likewise.
2285 (referenced_var_iterator_set): New helper function.
2286 * tree-dfa.c (referenced_var_lookup): Adjust.
2287 (referenced_var_check_and_insert): Likewise.
2288 (remove_referenced_var): Likewise.
2289 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2291 (verify_call_clobbering): Likewise.
2292 (verify_memory_partitions): Likewise.
2293 (init_tree_ssa): Allocate bitmap instead of hashtable for
2295 (delete_tree_ssa): Adjust.
2296 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2298 (compute_tag_properties): Likewise.
2299 (set_initial_properties): Likewise.
2300 (find_partition_for): Likewise.
2301 (update_reference_counts): Likewise.
2302 (dump_may_aliases_for): Likewise.
2303 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2304 (add_call_clobber_ops): Likewise.
2305 (add_call_read_ops): Likewise.
2306 (get_asm_expr_operands): Likewise.
2307 * tree-into-ssa.c (dump_decl_set): Likewise.
2308 (update_ssa): Likewise.
2309 * tree-sra.c (scan_function): Likewise.
2310 (decide_instantiations): Likewise.
2311 (scalarize_parms): Likewise.
2312 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2313 (dsa_named_for): Likewise.
2314 * tree-ssa-structalias.c (update_alias_info): Likewise.
2315 (merge_smts_into): Likewise.
2317 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2320 * doc/invoke.texi (-fcx-limited-range): Document new option.
2321 * toplev.c (process_options): Handle -fcx-fortran-rules.
2322 * common.opt: Add documentation for -fcx-fortran-rules.
2324 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2327 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2328 actual behaviour and C99.
2330 2008-02-26 Ben Elliston <bje@au.ibm.com>
2332 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2333 (ASM_CPU_POWER6_SPEC): Likewise.
2334 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2335 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2336 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2338 2008-02-25 Richard Guenther <rguenther@suse.de>
2340 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2341 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2342 (lookup_decl_from_uid): Declare.
2343 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2344 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2345 (decl_for_uid_map): New global hashtable mapping DECL_UID
2347 (init_ttree): Allocate it.
2348 (insert_decl_to_uid_decl_map): New helper function.
2349 (make_node_stat): Insert new decls into the map.
2350 (copy_node_stat): Likewise.
2351 (lookup_decl_from_uid): New function.
2352 (print_decl_for_uid_map_statistics): New helper.
2353 (dump_tree_statistics): Call it.
2355 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2356 (referenced_var_iterator): Adjust.
2357 (FOR_EACH_REFERENCED_VAR): Adjust.
2358 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2359 (num_referenced_vars): Adjust.
2360 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2361 (first_referenced_var): Remove.
2362 (end_referenced_vars_p): Likewise.
2363 (next_referenced_var): Likewise.
2364 (referenced_var_iterator_set): New helper function.
2365 * tree-dfa.c (referenced_var_lookup): Adjust.
2366 (referenced_var_check_and_insert): Likewise.
2367 (remove_referenced_var): Likewise.
2368 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2369 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2370 (verify_call_clobbering): Likewise.
2371 (verify_memory_partitions): Likewise.
2372 (init_tree_ssa): Allocate bitmap instead of hashtable for
2374 (delete_tree_ssa): Adjust.
2375 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2376 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2377 (compute_tag_properties): Likewise.
2378 (set_initial_properties): Likewise.
2379 (find_partition_for): Likewise.
2380 (update_reference_counts): Likewise.
2381 (dump_may_aliases_for): Likewise.
2382 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2383 (add_call_clobber_ops): Likewise.
2384 (add_call_read_ops): Likewise.
2385 (get_asm_expr_operands): Likewise.
2386 * tree-into-ssa.c (dump_decl_set): Likewise.
2387 (update_ssa): Likewise.
2388 * tree-sra.c (scan_function): Likewise.
2389 (decide_instantiations): Likewise.
2390 (scalarize_parms): Likewise.
2391 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2392 (dsa_named_for): Likewise.
2393 * tree-ssa-structalias.c (update_alias_info): Likewise.
2394 (merge_smts_into): Likewise.
2396 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2399 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2400 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2401 * alias.h (nonoverlapping_memrefs_p): Likewise.
2403 2008-02-25 Jan Beulich <jbeulich@novell.com>
2405 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2406 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2407 __emultls_get_address, __emultls_register_common,
2408 __floatundi?f, and _Unwind_GetIPInfo.
2409 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2410 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2411 (gen_regparm_prefix): Likewise.
2412 (i386_nlm_encode_section_info): Sync with
2413 config/i386/winnt.c:i386_pe_encode_section_info().
2414 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2415 i386_nlm_mangle_decl_assembler_name): New.
2416 (netware_override_options): New.
2417 * config/i386/netware.h (netware_override_options): Declare.
2418 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2419 (i386_nlm_mangle_decl_assembler_name): Declare.
2420 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2422 2008-02-25 Ben Elliston <bje@au.ibm.com>
2425 * c-decl.c (grokdeclarator): Remove unused local variables
2426 `typedef_type' and `type_as_written'.
2428 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2429 unused local variable `has_hot_blocks'.
2430 (fix_crossing_conditional_branches): Remove unused local variable
2433 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2436 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2437 using DEF_C99_BUILTIN.
2438 (BUILT_IN_NANF): Ditto.
2439 (BUILT_IN_NANL): Ditto.
2441 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2442 Revital Eres <eres@il.ibm.com>
2444 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2445 regarding the order of two dependent insns in the same row.
2447 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2449 * stor-layout.c (layout_decl): Do not bump the alignment of a
2450 bit-field to more than byte alignment if it is packed.
2452 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2454 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2457 2008-02-24 Diego Novillo <dnovillo@google.com>
2459 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2462 * tree-vrp.c (vrp_evaluate_conditional): With
2463 -Wtype-limits, emit a warning when comparing against a
2464 constant outside the natural range of OP0's type.
2465 * c.opt (Wtype-limits): Move ...
2466 * common.opt (Wtype-limits): ... here.
2468 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2470 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2471 * config/rs6000/e300c2c3.md: New file.
2472 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2474 (rs6000_override_options): Add e300c2 and e300c3 cases to
2475 processor_target_table. Do not allow usage of Altivec or Spe
2476 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2477 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2478 * config/rs6000/rs6000.h (processor_type): Add
2479 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2480 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2481 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2482 and ppce300c3. Include e300c2c3.md.
2484 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2486 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2487 instead of TARGET_STRICT_ALIGN.
2489 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2491 * explow.c (memory_address): Assert that the generated address is
2494 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2497 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2498 * config/darwin-ppc-ldouble-patch.def: New file.
2499 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2500 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2501 SUBTARGET_INIT_BUILTINS if defined.
2502 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2505 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2508 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2509 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2511 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2514 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2515 file" warning condtional on -Winvalid-PCH.
2517 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2519 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2521 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2526 prevent reload from using MMX registers.
2527 (*mov<mode>_internal): Ditto.
2528 (*movv2sf_internal_rex64): Ditto.
2529 (*movv2sf_internal): Ditto.
2531 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2533 PR documentation/31569
2534 * doc/install.texi2html: Use makeinfo --no-number-sections.
2536 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2538 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2539 ensure that we can address an entire entity > 8 bytes. Don't
2540 generate reg+reg addressing for such data.
2542 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2544 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2545 strings when optimizing for size, unless the target cares about
2548 2008-02-22 Tom Tromey <tromey@redhat.com>
2550 * regclass.c (current_pass): Remove declaration.
2552 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2554 * config/avr/libgcc.S (__RAMPZ__): Define.
2555 (__do_copy_data): Add for devices with 128KB code memory.
2557 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2559 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2561 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2563 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2565 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2568 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2571 * c-typeck.c (build_binary_op): Warn about floating point
2572 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2574 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2577 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2578 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2580 (rs6000_override_options): Set altivec_abi as default, not override,
2581 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2582 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2583 is used; use new member spe_abi.
2584 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2585 spe_abi and altivec_abi.
2587 2008-02-22 Tomas Bily <tbily@suse.cz>
2589 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2591 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2594 * config.build (build_file_translate): Set to `CMD //c' only if
2596 * Makefile.in (build_file_translate): Improve comment.
2598 2008-02-21 Jan Hubicka <jh@suse.cz>
2600 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2601 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2602 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2604 2008-02-21 Michael Matz <matz@suse.de>
2607 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2609 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2612 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2614 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2615 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2616 SSE_VEC_FLOAT_MODE_P as insn constraint.
2617 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2618 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2619 sse4a_movntdf using MODEF mode iterator.
2620 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2621 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2622 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2623 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2624 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2625 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2626 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2628 2008-02-21 Richard Guenther <rguenther@suse.de>
2630 * tree.def (PAREN_EXPR): New tree code.
2631 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2633 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2634 * expr.c (expand_expr_real_1): Likewise.
2635 * tree-inline.c (estimate_num_insns_1): Likewise.
2636 * tree-complex.c (expand_complex_move): Likewise.
2637 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2640 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2643 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2645 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2650 * config/sh/sh.c (find_barrier): Don't go past
2651 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2653 2008-02-20 DJ Delorie <dj@redhat.com>
2655 * config/h8300/h8300.md (insv): Force source operand to be a register.
2657 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2658 as a jump, not as a plain insn.
2660 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2662 * doc/invoke.texi (Warning Options): Add new option
2663 -Wframe-larger-than=.
2664 (-Wframe-larger-than): Document.
2666 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2667 Add declarations for new option variables.
2669 * final.c (final_start_function): Check the frame size
2670 before emission and issue a Wframe-larger-than warning.
2672 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2673 Add definitions for new option variables.
2674 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2676 * common.opt (Wframe-larger-than=): New option.
2678 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2681 (<sse>_div<mode>3): Ditto.
2682 (<sse>_vmdiv<mode>3): Ditto.
2683 (<sse>_vmsqrt<mode>2): Ditto.
2684 (*smax<mode>3): Ditto.
2685 (sse5_frcz<mode>2): Ditto.
2686 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2689 2008-02-20 Richard Guenther <rguenther@suse.de>
2692 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2693 be happy with INTEGRAL_TYPE_P.
2695 2008-02-20 Richard Guenther <rguenther@suse.de>
2697 * fold-const.c (split_tree): Associate floatig-point expressions
2698 if flag_associative_math is set.
2700 2008-02-20 Richard Guenther <rguenther@suse.de>
2702 * tree.h (fold_real_zero_addition_p): Declare.
2703 * fold-const.c (fold_real_zero_addition_p): Export.
2704 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2705 floating-point operations with zero and one.
2707 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2709 * doc/install.texi: Correct references to CFLAGS, replacing them
2710 with BOOT_CFLAGS. Document flags used during bootstrap for
2713 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2716 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2717 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2719 (smin<mode>3): Ditto from similar patterns.
2720 (smax<mode>3): Ditto.
2721 (*ieee_smin<mode>3): Ditto.
2722 (*ieee_smax<mode>3): Ditto.
2723 * config/i386/sse.md (sse): New mode attribute.
2724 (mov<mode>): Macroize expander from movv4sf and movv2df using
2725 SSEMODEF2P mode iterator.
2726 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2727 SSE_VEC_FLOAT_MODE_P as insn constraint.
2728 (storent<mode>): Ditto.
2729 (storent<mode>): Macroize expander from storentsf and storentdf using
2730 MODEF mode iterator.
2731 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2732 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2733 (abs<mode>2): Ditto from similar patterns.
2734 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2735 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2736 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2737 (<sse>_vmsqrt<mode>2): Ditto.
2738 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2739 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2740 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2741 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2742 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2743 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2744 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2746 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2747 iterator and SSE_FLOAT_MODE_P as insn constraint.
2748 (<sse>_ucomi): Ditto from similar patterns.
2749 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2750 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2751 SSE_VEC_FLOAT_MODE_P as insn constraint.
2752 (vcond<mode>): Ditto from similar patterns.
2753 (and<mode>3, *and<mode>3): Ditto.
2754 (<sse>_nand<mode>3): Ditto.
2755 (ior<mode>3, *ior<mode>3): Ditto.
2756 (xor<mode>3, *xor<mode>3): Ditto.
2757 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2758 iterator and SSE_FLOAT_MODE_P as insn constraint.
2759 (*nand<mode>3): Ditto from similar patterns.
2760 (*ior<mode>3): Ditto.
2761 (*xor<mode>3): Ditto.
2763 2008-02-20 Ira Rosen <irar@il.ibm.com>
2765 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2766 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2767 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2769 2008-02-19 Jan Hubicka <jh@suse.cz>
2771 * predict.c (tree_bb_level_predictions): Remove variable next
2772 mistakely introduced by previous commit.
2774 2008-02-19 Jan Hubicka <jh@suse.cz>
2776 * predict.c (predict_paths_leading_to): Rewrite.
2777 (predict_paths_for_bb): New.
2778 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2780 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2783 * Makefile.in (build_file_translate): New.
2784 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2785 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2786 * configure.ac (build_file_translate): Substitute it.
2787 * configure: Regenerate.
2789 2008-02-19 Jan Hubicka <jh@suse.cz>
2791 PR rtl-optimization/34408
2792 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2795 2008-02-19 Jan Hubicka <jh@suse.cz>
2798 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2801 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2804 * config/i386/i386-modes.def: Revert the last DI alignment
2805 change until Ada people can look into it.
2807 2008-02-19 Nick Clifton <nickc@redhat.com>
2809 * opts.c (print_specific_help): Fix typo in --help text.
2811 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2814 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2815 32-bit inline asm without asm alternatives for host GCC < 3.0.
2817 2008-02-19 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/34989
2820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2821 Allow propagation to INDIRECT_REF if we can simplify only.
2823 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2825 * c-common.c (warn_for_collisions_1): Use appropriate option when
2828 2008-02-19 Nick Clifton <nickc@redhat.com>
2831 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2832 (handle_options): Fix indentation.
2833 (print_filtered_help): If no language-specific options were
2834 displayed tell the user how to list all the options supported by
2835 the language's front-end.
2836 (print_specific_help): Fix indentation and remove duplicate line.
2837 (common_handle_option): Handle the -v option.
2838 For --help enable the display of undocumented options if the -v
2839 switch has been included on the command line.
2840 For --help= check for overlaps in the arguments between the option
2841 classes and the language names and issue a warning when they
2842 cannot be disambiguated.
2843 * c.opt (v): Pass on to the common option handler.
2845 2008-02-19 Revital Eres <eres@il.ibm.com>
2847 * modulo-sched.c (sms_schedule): Change dump message when
2848 create_ddg function fails.
2849 (try_scheduling_node_in_cycle): Rename row to cycle.
2850 (print_partial_schedule): Rename CYCLE to ROW.
2852 2008-02-19 Christian Bruel <christian.bruel@st.com>
2853 Zdenek Dvorak <ook@ucw.cz>
2855 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2857 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2860 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2861 (*x86_movdicc_0_m1_se): Ditto.
2863 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2866 (CMPtype): Define as __gcc_CMPtype.
2867 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2868 (CMPtype): Define as __gcc_CMPtype.
2870 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2872 Support valgrind 3.3 for --enable-checking=valgrind.
2873 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2875 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2876 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2877 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2878 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2879 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2880 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2881 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2883 * ggc-zone.c: Similar.
2884 * ggc-page.c: Similar.
2886 2008-02-19 Paul Brook <paul@codesourcery.com>
2889 * config/arm/ieee754-df.S: Fix do_it typo.
2890 * config/arm/ieee754-sf.S: Fix do_it typo.
2892 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2895 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2896 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2897 (OPTION_MASK_ISA_SSE_SET): Likewise.
2898 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2899 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2900 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2901 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2902 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2903 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2904 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2905 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2906 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2907 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2908 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2909 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2910 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2911 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2912 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2913 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2914 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2915 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2916 (OPTION_MASK_ISA_SSE4): Removed.
2917 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2918 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2919 (override_options): Don't turn on implied SSE/MMX bits in
2922 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2924 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2927 2008-02-18 Joey Ye <joey.ye@intel.com>
2930 * tree-nested.c (insert_field_into_struct): Set type alignment
2931 to field alignment if the former is less than the latter.
2933 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2935 * BASE-VER: Set to 4.4.0.
2937 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2939 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2940 * doc/cfg.texi: Likewise.
2941 * doc/extend.texi: Likewise.
2942 * doc/gty.texi: Likewise.
2943 * doc/invoke.texi: Likewise.
2944 * doc/loop.texi: Likewise.
2945 * doc/md.texi: Likewise.
2946 * doc/passes.texi: Likewise.
2947 * doc/rtl.texi: Likewise.
2948 * doc/sourcebuild.texi: Likewise.
2949 * doc/tm.texi: Likewise.
2950 * doc/tree-ssa.texi: Likewise.
2952 2008-02-17 Richard Guenther <rguenther@suse.de>
2955 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2956 without default definition.
2958 2008-02-17 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/35231
2961 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2964 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2967 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2969 libgcc_cmp_return mode.
2971 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2974 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2976 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2978 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2981 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2983 * doc/c-tree.texi: Use `@.' where appropriate.
2984 * doc/extend.texi: Likewise.
2985 * doc/install.texi: Likewise.
2986 * doc/invoke.texi: Likewise.
2987 * doc/loop.texi: Likewise.
2988 * doc/makefile.texi: Likewise.
2989 * doc/md.texi: Likewise.
2990 * doc/passes.texi: Likewise.
2991 * doc/standards.texi: Likewise.
2992 * doc/tm.texi: Likewise.
2994 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2997 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2999 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3000 rather than in entry_bb.
3002 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3005 libgcc_cmp_return mode.
3007 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3010 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3011 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3013 2008-02-15 Richard Guenther <rguenther@suse.de>
3014 Zdenek Dvorak <ook@ucw.cz>
3016 PR tree-optimization/35164
3017 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3018 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3019 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3020 Only propagate addresses which do not have abnormal SSA_NAMEs
3023 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3026 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3028 2008-02-15 Jan Hubicka <jh@suse.cz>
3031 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3033 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3036 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3037 when calculating alignment_pad.
3039 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3042 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3043 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3044 and STACK_BOUNDARY define.
3046 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3048 PR preprocessor/35061
3049 * c-pragma.c (handle_pragma_pop_macro): Check that
3050 pushed_macro_table has been allocated.
3052 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3055 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3056 (force_gimple_operand): Likewise.
3057 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3058 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3059 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3060 (find_interesting_uses_address): Check addressability and alignment
3061 of the base expression only after substituting bases of IVs into it.
3063 2008-02-14 Michael Matz <matz@suse.de>
3066 * function.c (instantiate_virtual_regs_in_insn): Reload address
3067 before falling back to reloading the whole operand.
3069 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3071 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3072 before the first section switch note.
3074 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3076 * doc/bugreport.texi: Update copyright years.
3077 * doc/c-tree.texi: Likewise.
3078 * doc/cfg.texi: Likewise.
3079 * doc/cpp.texi: Likewise.
3080 * doc/cppinternals.texi: Likewise.
3081 * doc/fragments.texi: Likewise.
3082 * doc/frontends.texi: Likewise.
3083 * doc/gcc.texi: Likewise.
3084 * doc/gty.texi: Likewise.
3085 * doc/hostconfig.texi: Likewise.
3086 * doc/implement-c.texi: Likewise.
3087 * doc/libgcc.texi: Likewise.
3088 * doc/loop.texi: Likewise.
3089 * doc/makefile.texi: Likewise.
3090 * doc/options.texi: Likewise.
3091 * doc/passes.texi: Likewise.
3092 * doc/rtl.texi: Likewise.
3093 * doc/sourcebuild.texi: Likewise.
3094 * doc/standards.texi: Likewise.
3095 * doc/tree-ssa.texi: Likewise.
3096 * doc/trouble.texi: Likewise.
3098 * doc/extend.texi: Use @: or add comma where appropriate.
3099 * doc/invoke.texi: Likewise.
3100 * doc/tm.texi: Likewise.
3102 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3105 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3108 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3110 * doc/md.texi (clz, ctz): Add reference.
3111 * doc/rtl.texi (clz, ctz): Likewise.
3113 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3116 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3119 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3121 * config/s390/s390.c (struct constant_pool): New field
3122 emit_pool_after added.
3123 (s390_mainpool_start): Set the emit_pool_after flag according
3124 to the section switch notes.
3125 (s390_mainpool_finish): Consider emit_pool_after when emitting
3126 the literal pool at the end of the function.
3127 (s390_chunkify_start): Force literal pool splits at section
3130 2008-02-13 Michael Matz <matz@suse.de>
3133 * var-tracking.c (clobber_variable_part): Correctly traverse the
3136 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3139 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3140 Add -fdump-ipa-inline.
3141 * tree-dump.c (dump_files): Remove tree-inlined dump.
3142 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3144 2008-02-12 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/35171
3147 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3150 2008-02-12 Richard Guenther <rguenther@suse.de>
3153 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3154 value-preserving mode. Disallow final truncation.
3156 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3159 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3160 code from here to...
3161 (force_gimple_operand): ...here.
3163 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3166 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3167 non-compatible pointers.
3168 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3169 different FIELD_DECLs, try harder by comparing field offsets, sizes
3173 * function.c (match_asm_constraints_1): Don't replace the same input
3176 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3178 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3179 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3180 (expand_epilogue): Restore RAMPZ register.
3181 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3183 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3185 * config/i386/cygwin.asm: (__alloca): Correct calling
3186 convention and alignment.
3187 (__chkstk): Force 8 byte stack alignment.
3189 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3190 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/33992
3193 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3194 the zero we compare against.
3196 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3199 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3200 to CloseHandle after unlocking to prevent accumulation of handle
3203 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3206 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3207 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3208 and update LABEL_NUSES during and after reload.
3210 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3213 * combine.c (simplify_if_then_else): Make sure the comparison is
3214 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3216 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3219 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3220 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3221 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3222 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3223 * tree.h (get_type_static_bounds): Likewise.
3225 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3227 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3228 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3229 Make -Wfoo language annotations match what the compiler outputs.
3231 2008-02-08 Sa Liu <saliu@de.ibm.com>
3233 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3234 intrinsics spu_convts, spu_convtu, spu_convtf.
3235 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3237 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3239 * doc/extend.texi (Function Attributes) <noinline>: Mention
3240 asm ("") as method to keep calls.
3242 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3245 * doc/options.texi (Options): Replace references to opts.sh with
3247 * opts-common.c: Likewise.
3248 * optc-gen.awk: Likewise.
3250 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3252 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3254 2008-02-07 Richard Henderson <rth@redhat.com>
3257 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3258 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3261 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3263 PR tree-optimization/35085
3264 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3265 for operand entry oe2 in addition to operand entry oe3 in order to
3266 expose more opportunities for vectorizer sum reduction.
3268 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3271 * Makefile.in (LIBS): Remove $(GMPLIBS).
3272 (cc1-dummy, cc1): Add $(GMPLIBS).
3274 2008-02-06 Jan Hubicka <jh@suse.cz>
3277 * i386.md (moddf_integer): Do not produce partial memory stalls for
3278 targets where it hurts.
3280 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3283 * optabs.c (expand_float): Do not check for decimal modes when
3284 expanding unsigned integer through signed conversion.
3286 2008-02-06 Nick Clifton <nickc@redhat.com>
3288 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3289 inside the clobber with a match_operand and duplicated operand
3290 number in the constraint.
3291 (ineqbranchsi): Delete redundant comment.
3293 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3295 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3296 builtin_define ("__USE_INIT_FINI__").
3297 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3299 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3301 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3303 PR documentation/30330
3304 * doc/invoke.texi (C++ Dialect Options)
3305 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3306 For each warning option -Wfoo that allows -Wno-foo, ensure both
3307 -Wfoo and -Wno-foo are listed in the option index. Fix index
3308 entry of -Wswitch-default, index -Wnormalized= including the
3309 `=', and -Wlarger-than-@var{len} including @var{len}.
3311 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3313 * config/i386/i386.md (floatunssisf2): Use
3314 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3315 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3316 Macroize expander using MODEF mode iterator.
3318 2008-02-05 Diego Novillo <dnovillo@google.com>
3320 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3323 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3325 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3328 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3330 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3333 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3334 to indicate if a message should be generated.
3335 (init_cumulative_args): Updated.
3336 (function_value_32): Likewise.
3338 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3340 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3342 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3346 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3348 2008-02-04 Diego Novillo <dnovillo@google.com>
3350 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3353 * tree-vrp.c (vrp_evaluate_conditional): With
3354 -Wtype-limits, emit a warning when comparing against a
3355 constant outside the natural range of OP0's type.
3357 2008-02-04 Richard Guenther <rguenther@suse.de>
3360 * expr.c (count_type_elements): Give for unions instead of
3363 2008-02-04 Richard Guenther <rguenther@suse.de>
3366 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3367 to TYPE_DOMAINs base type instead of using bitsizetype here.
3369 2008-02-03 Jason Merrill <jason@redhat.com>
3371 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3373 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3376 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3377 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3378 (RS/6000 and PowerPC Options): Fix typos and markup.
3379 * doc/passes.texi (Tree-SSA passes): Likewise.
3381 2008-02-02 Michael Matz <matz@suse.de>
3384 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3385 from record_last_reg_set_info.
3386 (record_last_reg_set_info): Take an RTX argument, iterate over all
3387 constituent hardregs.
3388 (record_last_set_info, record_opr_changes): Change calls to
3389 new signature or to record_last_reg_set_info_regno.
3391 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3393 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3395 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3397 PR rtl-optimization/34773
3398 * reg-notes.def (EQUAL): Mention significance of combination of
3399 REG_EQUAL and REG_RETVAL.
3400 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3401 insn that has a REG_RETVAL.
3403 2008-02-01 Roger Sayle <roger@eyesopen.com>
3406 * configure.ac (--enable-fixed-point): Disable unless explicitly
3408 * configure: Regenerate.
3410 2008-02-01 Richard Guenther <rguenther@suse.de>
3413 * invoke.texi (-finline-limit): Remove no longer true parts
3414 of the documentation. Note that there is no default value.
3416 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3417 Mark Mitchell <mark@codesourcery.com>
3418 Ben Elliston <bje@au.ibm.com>
3421 * doc/extend.texi (Other Builtins): Document.
3423 2008-01-31 Tom Browder <tom.browder@gmail.com>
3425 * doc/c-tree.texi (Types): Fix grammar.
3426 (Expression trees): Ditto.
3427 * doc/passes.texi (Tree-SSA passes): Ditto.
3429 * doc/configterms.texi (Configure Terms): Fix typo.
3430 * doc/cpp.texi (Common Predefined Macros): Ditto.
3431 * doc/md.texi (Machine Constraints): Ditto.
3433 * doc/makefile.texi (Makefile): Add comma.
3435 2008-01-31 Tom Browder <tom.browder@gmail.com>
3436 Gerald Pfeifer <gerald@pfeifer.com>
3438 * doc/sourcebuild.texi (Front End): Remove references to CVS
3439 and CVSROOT/modules.
3440 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3441 (Back End): Remove reference to CVS.
3443 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3446 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3448 (mips16_gp_pseudo_reg): ...here.
3449 * config/mips/mips.md (load_const_gp): Replace with...
3450 (load_const_gp_<mode>): ...this :P-based insn.
3452 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3454 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3455 options. Minor fixes.
3456 (-std): Move reference to standards closer to where language
3457 standards are first mentioned.
3459 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3461 PR rtl-optimization/34995
3462 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3463 parameter and return a bool. If the rtx parameter is nonnull,
3464 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3465 (find_reloads): Update call accordingly. Pass the new operand
3466 if it needed no address reloads, otherwise pass null.
3468 2008-01-30 Richard Henderson <rth@redhat.com>
3471 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3472 for unbounded arrays.
3474 2008-01-30 Silvius Rus <rus@google.com>
3476 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3478 2008-01-30 Jan Hubicka <jh@suse.cz>
3481 * i386.c (init_cumulative_args): Use real function declaration when
3484 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3486 PR rtl-optimization/34998
3487 * global.c (build_insn_chain): Treat non-subreg_lowpart
3488 SUBREGs of pseudos as clobbering all the words covered by the
3489 SUBREG, not just all the bytes.
3490 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3491 original df_ref rather than an extract parameter.
3492 (global_conflicts): Update call accordingly.
3494 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3496 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3497 the overflow check to make it easier to read.
3498 (__fixtfdi): Change the type of the ll member in union
3499 long_double to UDItype_x.
3501 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3504 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3505 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3506 * tree-inline.c (fold_marked_statements): Call
3507 cgraph_update_edges_for_call_stmt if folding a call statement.
3508 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3509 debug_generic_stmt calls, reset it back afterwards.
3512 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3514 * c-typeck.c (build_external_ref): Don't pedwarn about
3515 static vars in current function's scope.
3517 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3519 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3521 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3524 * ipa-struct-reorg.c: Fix spelling.
3525 * params.def: Ditto.
3527 2008-01-29 Richard Guenther <rguenther@suse.de>
3530 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3532 * tree-inline.c (remap_type): Increment remapping_type_depth
3533 around remapping types.
3534 (copy_body_r): Only add referenced variables if they are referenced
3535 from code, not types.
3537 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3548 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3549 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3551 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3554 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3555 pointer for tiny stack.
3557 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3559 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3561 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3563 * config/vx-common.h: Fix typo in comment.
3565 2008-01-28 Ian Lance Taylor <iant@google.com>
3569 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3570 coalesce pointers if they have different DECL_NO_TBAA_P values.
3571 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3572 between variables with different DECL_NO_TBAA_P values.
3574 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3577 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3578 are not legitimate small data references on SPE targets.
3580 2008-01-28 David Daney <ddaney@avtrex.com>
3582 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3584 2008-01-28 David Daney <ddaney@avtrex.com>
3586 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3588 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3590 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3591 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3592 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3593 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3594 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3595 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3596 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3597 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3599 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3601 * basic-block.h (condjump_equiv_p): Fix comment.
3603 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3605 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3606 print_generic_stmt_indented): Fix comment.
3608 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3610 * configure.ac (__stack_chk_fail): Add detecion for availability
3611 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3612 * configure: Regenerate.
3614 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3617 * final.c (output_addr_const): Handle TRUNCATE.
3619 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3622 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3623 (zero_cost, infinite_cost): New constants.
3624 (struct cost_pair): Change type of cost to comp_cost.
3625 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3626 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3628 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3629 split_address_cost, ptr_difference_cost, difference_cost,
3630 get_computation_cost_at, get_computation_cost,
3631 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3632 determine_use_iv_cost_condition, determine_use_iv_costs,
3633 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3634 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3635 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3636 Change type of cost to comp_cost.
3637 (determine_iv_cost): Increase cost of non-original ivs, instead
3638 of decreasing the cost of original ones.
3639 (get_address_cost): Indicate the complexity of the addressing mode
3641 (try_add_cand_for): Prefer using ivs not specific to some object.
3642 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3644 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3645 Janis Johnson <janis187@us.ibm.com>
3648 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3649 (TARGET_INSTANTIATE_DECLS): Likewise.
3650 * target.h (expand_to_rtl_hook): New target hook.
3651 (instantiate_decls): Likewise.
3652 * function.c (instantiate_decl): Make non-static. Rename to...
3653 (instantiate_decl_rtl): ... this.
3654 (instantiate_expr): Use instantiate_decl_rtl.
3655 (instantiate_decls_1): Likewise.
3656 (instantiate_decls): Likewise.
3657 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3658 * function.h (instantiate_decl_rtl): Add prototype.
3659 * cfgexpand.c (target.h): New include.
3660 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3661 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3662 (TARGET_INSTANTIATE_DECLS): Likewise.
3663 (TARGET_INITIALIZER): New target hooks added.
3664 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3666 * config/rs6000/rs6000.c (tree-flow.h): New include.
3667 (machine_function): Add sdmode_stack_slot field.
3668 (rs6000_alloc_sdmode_stack_slot): New function.
3669 (rs6000_instantiate_decls): Likewise.
3670 (rs6000_secondary_memory_needed_rtx): Likewise.
3671 (rs6000_check_sdmode): Likewise.
3672 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3673 (TARGET_INSTANTIATE_DECLS): Likewise.
3674 (rs6000_hard_regno_mode_ok): Allow SDmode.
3675 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3676 (rs6000_emit_move): Handle SDmode.
3677 (function_arg_advance): Likewise.
3678 (function_arg): Likewise.
3679 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3680 SDmode var args for 32-bit compiles.
3681 (rs6000_secondary_reload_class): Handle SDmode.
3682 (rs6000_output_function_epilogue): Likewise.
3683 (rs6000_function_value): Simplify if statement.
3684 (rs6000_libcall_value): Likewise.
3685 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3686 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3687 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3688 (movsd_hardfloat): New define_insn.
3689 (movsd_softfloat): Likewise.
3690 (movsd_store): Likewise.
3691 (movsd_load): Likewise.
3692 (extendsddd2): Likewise.
3693 (extendsdtd2): Likewise.
3694 (truncddsd2): Likewise.
3695 (movdd_hardfloat64): Fixup comment.
3696 (UNSPEC_MOVSD_LOAD): New constant.
3697 (UNSPEC_MOVSD_STORE): Likewise.
3699 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3702 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3704 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3705 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3706 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3709 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3712 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3713 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3714 __LONGDOUBLE128 too.
3715 * config/rs6000/aix61.h: New file.
3717 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3719 PR rtl-optimization/34959
3720 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3721 popcount and parity rtxes the same mode as their operand.
3722 Truncate or extend the result to the return value's mode
3725 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3728 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3729 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3730 to GOT_VERSION_REGNUM.
3731 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3732 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3733 * config/mips/mips.c (mips_emit_call_insn): New function.
3734 (mips_call_tls_get_addr): Call mips_expand_call directly.
3735 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3737 (mips16_build_call_stub): Likewise. Return the call insn or null.
3738 (mips_expand_call): Update the call to mips16_build_call_stub
3739 accordingly and a remove redundant condition. Assert that MIPS16
3740 stubs do not use lazy binding. Use mips_emit_call_insn and return
3742 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3744 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3745 (mips_avoid_hazard): Remove hazard_set handling.
3746 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3747 (UNSPEC_RESTORE_GP): ...this.
3748 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3749 (FAKE_CALL_REGNO): Rename to...
3750 (GOT_VERSION_REGNUM): ...this.
3751 (type): Add "ghost" value. Add an associated insn reservation.
3752 (hazard_set): Remove.
3753 (exception_receiver): Rename to...
3754 (restore_gp): ...this and update the unspec identifier accordingly.
3755 (exception_receiver, nonlocal_got_receiver): New expanders.
3756 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3757 FAKE_CALL_REGNO. Remove hazard_set attribute.
3758 (set_got_version, update_got_version): New patterns.
3760 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3763 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3765 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3768 * doc/install.texi2html: Generate gcc-vers.texi.
3770 2008-01-25 DJ Delorie <dj@redhat.com>
3772 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3774 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3776 * config/c4x: Remove directory.
3777 * config.gcc (crx-*, mt-*): Mark obsolete.
3778 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3779 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3780 sh-*-rtemscoff*): Remove cases.
3781 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3782 * real.c (encode_c4x_single, decode_c4x_single,
3783 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3784 c4x_extended_format): Remove.
3785 * real.h (c4x_single_format, c4x_extended_format): Remove.
3786 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3788 (Pragmas): Remove comment about c4x pragmas.
3789 * doc/install.texi (c4x): Remove target-specific instructions.
3790 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3791 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3792 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3793 refer to C4x source files as examples.
3794 (C4X_FLOAT_FORMAT): Remove documentation.
3796 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3798 * config/bfin/bfin.c (override_options): Reorder tests so that
3799 flag_pic gets enabled for -msep-data.
3801 2008-01-25 Richard Guenther <rguenther@suse.de>
3804 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3805 to its bitfield precision if required.
3807 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3810 * tree-nested.c (walk_omp_for): New function.
3811 (convert_nonlocal_reference, convert_local_reference): Call
3812 walk_omp_for on OMP_FOR.
3813 (convert_call_expr): Call walk_body on OMP_FOR's
3814 OMP_FOR_PRE_INIT_BODY.
3816 2008-01-25 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/34966
3819 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3820 default defs and PHI_NODEs we have to insert after the
3823 2008-01-24 Nick Clifton <nickc@redhat.com>
3825 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3826 Provide a default definition.
3827 (LIBGCC2_UNITS_PER_WORD): Likewise.
3829 * config/stormy16/stormy16.c: Include df.h for the prototype
3830 for df_regs_ever_live_p.
3831 (xstormy16_expand_builtin_va_start): Convert the stack offset
3832 into a component_ref and then use POINTER_PLUS_EXPR to add it
3833 to the incoming_virtual_args_rtx.
3834 (xstormy16_gimplify_va_arg_expr): Rename to
3835 xstormy16_gimplify_va_arg_expr.
3836 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3837 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3838 xstormy16_gimplify_va_arg_expr.
3839 Fix up some formatting issues.
3841 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3842 Move to predicates.md.
3843 (xs_hi_general_operand): Likewise.
3844 (xs_hi_nonmemory_operand): Likewise.
3845 * config/stormy16/predicates.md:
3846 (xstormy16_carry_plus_operand): New predicate.
3847 (xs_hi_general_operand): New predicate.
3848 (xs_hi_nonmemory_operand): New predicate.
3849 * config/stormy16/stormy16-protos.h:
3850 (xstormy16_carry_plus_operand): Delete prototype.
3851 (xs_hi_general_operand): Likewise.
3852 (xs_hi_nonmemory_operand): Likewise.
3854 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3855 modifiers as they are no longer needed and they can trigger
3856 reload spill failures.
3858 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3859 with a match_operand in order to help reload.
3861 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3862 constraint with 'e' for the 8th alternative as this version of
3863 the mov.w instruction only accepts the lower 8 registers.
3865 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3868 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3869 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3872 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3875 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3877 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3879 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3881 (remove_structure): Update allocations list before removing structure.
3883 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3885 * ipa-struct-reorg.c (is_safe_cond_expr,
3886 create_new_stmts_for_cond_expr): Use integer_zerop function,
3887 that recognize not only zero-pointer, but zero-integer too.
3889 2008-01-25 Ben Elliston <bje@au.ibm.com>
3892 * fixproto: Escape "." in sed expression that strips leading "./".
3894 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3897 * gcc.c (SWITCH_OK): Removed.
3898 (SWITCH_LIVE): Changed to bit.
3899 (SWITCH_FALSE): Likewise.
3900 (SWITCH_IGNORE): Likewise.
3901 (switchstr): Change live_cond to unsigned int.
3902 (process_command): Replace SWITCH_OK with 0.
3903 (do_self_spec): Likewise.
3904 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3905 (give_switch): Likewise.
3906 (used_arg): Likewise.
3907 (do_spec_1): Set the SWITCH_IGNORE bit.
3908 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3909 bits. Set the SWITCH_LIVE bit.
3911 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3913 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3915 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3917 PR tree-optimization/34472
3918 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3919 parameter to a "bool *" and set *DATA to false if there is
3920 an unsafe access. Do not delete the structure here.
3921 (check_cond_exprs): Delete it here instead.
3922 (check_cond_exprs, exclude_cold_structs): Do not increase
3923 I when removing a structure.
3925 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3929 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3931 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3934 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3935 a fixed vector for stack.
3937 2008-01-24 Ben Elliston <bje@au.ibm.com>
3940 * doc/gcc.texi (Software development): Add a direntry for g++.
3942 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3944 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3945 stale and straggling -fforce-addr comments above.
3947 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3949 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3950 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3952 2008-01-23 Michael Matz <matz@suse.de>
3955 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3958 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3960 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3963 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3965 * config/avr/avr.c (avr_current_arch): New variable.
3966 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3967 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3968 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3969 (avr_override_options): Init 'avr_current_arch'.
3970 (base_arch_s): Move from here...
3971 * config/avr/avr.h (base_arch_s): ... here. Add new members
3972 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3973 'mega' to 'have_jmp_call'.
3974 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3975 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3977 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3979 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3980 MULTILIB_MATCHES): (Ditto.).
3982 2008-01-23 Richard Guenther <rguenther@suse.de>
3985 * cgraphunit.c (cgraph_reset_node): Always mark the node
3986 not reachable if it is not queued already.
3988 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3990 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3991 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3992 (cputype_selected): New static variable.
3993 (bfin_handle_option): Set it if -mcpu is used.
3994 (override_option): Select default set of workarounds if no cpu type
3995 selected on the command line.
3996 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3998 From Michael Frysinger <michael.frysinger@analog.com>
3999 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4000 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4002 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4003 for bf547, bf523, bf524, and bf526.
4004 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4007 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4008 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4009 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4010 * doc/invoke.texi (Blackfin Options): Document that
4011 -mcpu now accept bf547, bf523, bf524, and bf526.
4013 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4015 PR rtl-optimization/34628
4016 * combine.c (try_combine): Stop and undo after the first combination
4017 if an autoincrement side-effect on the first insn has effectively
4020 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4023 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):