1 2009-04-16 Richard Guenther <rguenther@suse.de>
2 Ira Rosen <irar@il.ibm.com>
4 PR tree-optimization/39698
5 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6 type of the reduction variable. Only generate the def if
9 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10 make sure to first convert to an integer of the same precision.
11 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12 the type of the evolution correctly in computing the new
13 induction variable base.
15 2009-04-16 Richard Guenther <rguenther@suse.de>
18 * tree-cfg.c (make_blocks): Split statements with to-be
19 abnormal SSA names on the lhs.
21 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25 * c-typeck.c (really_start_incremental_init): Likewise.
26 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27 (TARGET_INITIALIZER): Remove it.
28 * target.h (struct target): Remove vector_opaque_p.
29 * tree.c (build_opaque_vector_type): New.
30 * tree.h (TYPE_VECTOR_OPAQUE): New.
31 (build_opaque_vector_type): Declare.
32 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
33 * config/rs6000/rs6000.c (build_opaque_vector_type,
34 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
35 (rs6000_init_builtins): Use build_opaque_vector_type for
36 opaque_V4SI_type_node.
38 2009-04-15 Catherine Moore <clm@codesourcery.com>
40 * debug.h (set_name): Declare.
41 * dwarf2out.c (dwarf2out_set_name): Declare.
42 (dwarf2_debug_hooks): Add set_name.
43 (find_AT_string): New.
44 (add_AT_string): Call find_AT_string.
45 (dwarf2out_set_name): New.
46 * cp/decl.c (grokdeclarator): Call set_name.
47 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
48 * debug.c (do_nothing_debug_hooks): Likewise.
49 * dbxout.c (dbx_debug_hooks): Likewise.
50 * sdbout.c (sdb_debug_hooks): Likewise.
52 2009-04-15 Michael Eager <eager@eagercon.com>
54 * config/rs6000/rs6000.c: rs6000_function_value: set function return
55 reg for single-precision FPU
56 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
57 (movsi_internal1_single): New: add pattern to move SI values to/from
58 single-precision FP regs.
60 2009-04-15 Richard Guenther <rguenther@suse.de>
62 * omp-low.c (lower_rec_input_clauses): Build correct address
64 (expand_omp_for_generic): Fix multiplication type.
65 * tree-loop-distribution.c (build_size_arg): Build a
67 (generate_memset_zero): Fix types.
68 * tree-profile.c (prepare_instrumented_value): Correctly
71 2009-04-15 Ian Lance Taylor <iant@google.com>
73 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
74 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
75 for -Wall and for -Wc++-compat.
76 (c_common_post_options): For C++, set warn_enum_compare if not
78 * c-tree.h (struct c_expr): Add field original_type.
79 (build_external_ref): Update declaration.
80 * c-parser.c (c_parser_braced_init): Set original_type.
81 (c_parser_initelt): Likewise.
82 (c_parser_expr_no_commas): Likewise.
83 (c_parser_conditional_expression): Likewise.
84 (c_parser_cast_expression): Likewise.
85 (c_parser_unary_expression): Likewise. Pull setting of
86 original_code to top of function.
87 (c_parser_sizeof_expression): Set original_type.
88 (c_parser_alignof_expression): Likewise.
89 (c_parser_postfix_expression): Likewise. Pull setting of
90 original_code to top of function.
91 (c_parser_postfix_expression_after_paren_type): Set
93 (c_parser_postfix_expression_after_primary): Likewise.
94 (c_parser_expression): Likewise.
95 * c-typeck.c (build_external_ref): Add type parameter. Change all
97 (c_expr_sizeof_expr): Set original_type field.
98 (parser_build_unary_op): Likewise.
99 (parser_build_binary_op): Likewise. Optionally warn about
100 comparisons of enums of different types.
101 (digest_init): Set original_type field.
102 (really_start_incremental_init): Likewise.
103 (push_init_level, pop_init_level): Likewise.
104 * doc/invoke.texi (Warning Options): -Wenum-compare now
107 2009-04-15 Richard Guenther <rguenther@suse.de>
109 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
110 out a necessary conversion.
111 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
112 names we didn't value number.
113 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
115 2009-04-15 Richard Guenther <rguenther@suse.de>
117 PR tree-optimization/39764
118 * tree-ssa-ccp.c (get_value): Canonicalize value with
119 canonicalize_float_value.
121 2009-04-15 Jan Hubicka <jh@suse.cz>
123 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
124 Wrong version of patch.
126 2009-04-15 Jan Hubicka <jh@suse.cz>
128 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
130 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
132 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
133 our distinct integral and vector types.
135 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
137 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
138 * init.c (build_vtbl_address): Remove call to assemble_external.
140 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
142 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
143 output for other floating point modes.
145 2009-04-14 Diego Novillo <dnovillo@google.com>
147 * diagnostic.c (diagnostic_report_diagnostic): Do not
148 warn about loaded plugins for DK_ERROR and DK_WARNING.
149 * c-decl.c (declspecs_add_type): Move call to
150 invoke_plugin_callbacks ...
151 * c-parser.c (c_parser_declspecs): ... here.
152 * plugin.c (dump_active_plugins): Tidy output.
154 2009-04-14 Diego Novillo <dnovillo@google.com>
155 Le-Chun Wu <lcwu@google.com>
157 * configure.ac: Add --enable-plugin support.
158 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
159 * Makefile.in (PLUGIN_H): Define.
160 Export ENABLE_PLUGIN and GMPINC to site.exp.
161 Add PLUGINLIBS to link command.
162 Add/modify dependencies for plugin.o and files including plugin.h.
164 * config.in: Regenerate.
166 * opts.c (common_handle_option): Handle OPT_fplugin_ and
169 2009-04-14 Le-Chun Wu <lcwu@google.com>
171 * tree-pass.h (register_one_dump_file): Add a prototype for
172 register_one_dump_file.
173 * toplev.c (compile_file): Call initialize_plugins.
174 (do_compile): Call invoke_plugin_callbacks.
175 (toplev_main): Call invoke_plugin_callbacks.
176 * common.opt: Add -fplugin= and -fplugin-arg-.
177 * gcc-plugin.h: New public header file for plugins to include.
178 * plugin.c: New source file.
179 * plugin.h: New internal header file.
180 * passes.c (register_one_dump_file): Make it external.
182 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
184 2009-04-14 Diego Novillo <dnovillo@google.com>
186 * doc/plugins.texi: New.
187 * doc/gccint.texi: Add reference to Plugins chapter.
188 * doc/invoke.texi: Document -fplugin and -fplugin-arg
189 * diagnostic.c (diagnostic_report_diagnostic): Warn about
190 loaded plugins, if any.
191 * timevar.def (TV_PLUGIN_INIT): Define.
192 (TV_PLUGIN_RUN): Define.
193 * plugin.c: Include timevar.h
194 (plugins_active_p): New.
195 (dump_active_plugins): New.
196 (debug_active_plugins): New.
198 2009-04-14 Joseph Myers <joseph@codesourcery.com>
200 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
202 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
204 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
206 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
207 the same as a minus without a shift.
209 2009-04-14 Nick Clifton <nickc@redhat.com>
211 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
212 comparisons with small integers will always produce a short
215 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
219 2008-12-19 Diego Novillo <dnovillo@google.com>
221 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
223 2000-04-14 Richard Guenther <rguenther@suse.de>
225 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
227 (verify_gimple_assign_binary): Likewise. Handle shifts and
229 (verify_gimple_phi): Print the mismatched argument position.
230 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
232 (vect_update_init_of_dr): Likewise.
233 * matrix-reorg.c (transform_access_sites): Do what the
235 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
237 2009-04-13 Michael Eager <eager@eagercon.com>
239 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
240 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
241 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
242 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
243 remove duplicate config
245 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
247 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
248 file_name:line_number type locator of the call site.
250 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
252 * genautomata.c: Put blank after comma.
253 (automaton_decls): New.
254 (struct unit_usage): Add comments to member next.
255 (store_alt_unit_usage): Keep the list ordered.
256 (unit_present_on_list_p, equal_alternatives_p): New.
257 (check_regexp_units_distribution): Check units distribution
258 correctness correctly.
259 (main): Don't write automata if error is found. Return correct
262 * config/m68k/cf.md (cfv4_ds): Remove.
263 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
264 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
266 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
267 power4-load-ext, power4-store, power4-store-update,
268 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
269 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
270 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
271 power4-sqrt, power4-isync): Modify reservation to make correct
272 unit distribution to automata.
274 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
275 power5-store-update, power5-two, power5-three, power5-lmul,
276 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
278 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
280 * except.c (pass_set_nothrow_function_flags): Set name and add
282 (set_nothrow_function_flags): Mention in the dump file when
283 changing a function to nothrow.
285 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
288 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
289 instead of unsigned long.
291 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
293 * config/arm/arm.c (return_used_this_function): Remove.
294 (arm_output_function_prologue): Remove use of
295 return_used_this_function.
296 (output_return_instruction): Replace use of
297 return_used_this_function
298 by cfun->machine->return_used_this_function.
299 (arm_output_epilogue): Likewise.
300 (arm_output_function_epilogue): Likewise.
301 (thumb_unexpanded_epilogue): Likewise.
302 * config/arm/arm.h (struct machine_function):
303 New member return_used_this_function.
305 2009-04-12 Mark Mitchell <mark@codesourcery.com>
307 * doc/install.texi: Correct description of default directory for
308 --with-gxx-include-dir.
310 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
312 * fold-const.c (build_range_check): Properly deal with enumeral and
315 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
317 * doc/invoke.texi (max_gcse_passes): Remove documentation.
318 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
319 * params.h (MAX_GCSE_PASSES): Remove.
320 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
321 in sequence. Remove ability to run multiple passes.
322 (bypass_jumps): Report run as third CPROP pass.
324 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
327 * except.c (can_throw_external): Look at each insn in a SEQUENCE
328 when deciding whether the whole SEQUENCE can throw.
330 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
333 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
334 offseted label references.
336 2009-04-11 Jan Hubicka <jh@suse.cz>
338 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
340 2009-04-11 Richard Guenther <rguenther@suse.de>
343 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
344 return variables as TREE_ADDRESSABLE.
346 2009-04-11 Richard Guenther <rguenther@suse.de>
348 PR tree-optimization/39713
349 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
350 reference trees have SSA_NAME operands.
352 2009-04-11 Richard Guenther <rguenther@suse.de>
355 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
358 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
360 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
361 match changes in Cygwin 1.7
362 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
363 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
365 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
367 PR tree-optimization/39701
368 * doc/invoke.texi (Optimization Options): Document change in
369 meaning and initialization of -fdelete-null-pointer-checks.
371 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
374 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
376 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
379 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
381 2009-04-10 Chao-ying Fu <fu@mips.com>
383 * doc/tm.texi (Instruction Output): Document
384 TARGET_ASM_FINAL_POSTSCAN_INSN.
385 * target.h (final_postscan_insn): New field in asm_out.
386 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
387 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
388 * final.c (final_scan_insn): Call
389 targetm.asm_out.final_postscan_insn after outputting
390 an asm macro and a normal instruction.
392 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
393 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
394 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
395 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
396 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
398 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
401 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
402 variables as non-NULL even with -fdelete-null-pointer-checks.
404 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
406 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
408 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
411 * config/i386/i386.c (classify_argument): Handle SCmode with
412 (bit_offset % 64) != 0.
414 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
416 * doc/invoke.texi (Optimize Options): Add cross-reference to
417 -Q --help=optimizers examples.
419 2009-04-10 Ben Elliston <bje@au.ibm.com>
422 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
423 regalign for the reg == fpr and TDmode case.
425 2009-04-09 David Ayers <ayers@fsfe.org>
428 * objc/objc-act.c (warn_with_method): Remove helper function.
429 (check_duplicates): Call warning and inform directly.
430 (really_start_method): Likewise.
432 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
434 * expmed.c (expand_divmod): Always use a comparison for a division
435 by a large unsigned integer.
437 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
438 for things others than variables or functions as nonzero.
440 2009-04-09 Nick Clifton <nickc@redhat.com>
442 * unwind-compat.c: Change copyright header to refer to version
443 3 of the GNU General Public License with version 3.1 of the
444 GCC Runtime Library Exception and to point readers at the
445 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
446 * config/alpha/crtfastmath.c: Likewise.
447 * config/alpha/linux-unwind.h: Likewise.
448 * config/alpha/qrnnd.asm: Likewise.
449 * config/alpha/vms-crt0-64.c: Likewise.
450 * config/alpha/vms-crt0.c: Likewise.
451 * config/alpha/vms-dwarf2.asm: Likewise.
452 * config/alpha/vms-dwarf2eh.asm: Likewise.
453 * config/alpha/vms-psxcrt0-64.c: Likewise.
454 * config/alpha/vms-psxcrt0.c: Likewise.
455 * config/alpha/vms_tramp.asm: Likewise.
456 * config/arc/initfini.c: Likewise.
457 * config/arc/lib1funcs.asm: Likewise.
458 * config/arm/bpabi-v6m.S: Likewise.
459 * config/arm/bpabi.S: Likewise.
460 * config/arm/bpabi.c: Likewise.
461 * config/arm/crti.asm: Likewise.
462 * config/arm/crtn.asm: Likewise.
463 * config/arm/ieee754-df.S: Likewise.
464 * config/arm/ieee754-sf.S: Likewise.
465 * config/arm/lib1funcs.asm: Likewise.
466 * config/arm/libunwind.S: Likewise.
467 * config/arm/linux-atomic.c: Likewise.
468 * config/arm/mmintrin.h: Likewise.
469 * config/arm/pr-support.c: Likewise.
470 * config/arm/unaligned-funcs.c: Likewise.
471 * config/arm/unwind-arm.c: Likewise.
472 * config/arm/unwind-arm.h: Likewise.
473 * config/avr/libgcc.S: Likewise.
474 * config/bfin/crti.s: Likewise.
475 * config/bfin/crtlibid.s: Likewise.
476 * config/bfin/crtn.s: Likewise.
477 * config/bfin/lib1funcs.asm: Likewise.
478 * config/bfin/linux-unwind.h: Likewise.
479 * config/cris/arit.c: Likewise.
480 * config/cris/cris_abi_symbol.c: Likewise.
481 * config/darwin-64.c: Likewise.
482 * config/darwin-crt2.c: Likewise.
483 * config/darwin-crt3.c: Likewise.
484 * config/darwin.h: Likewise.
485 * config/dbxelf.h: Likewise.
486 * config/dfp-bit.c: Likewise.
487 * config/dfp-bit.h: Likewise.
488 * config/elfos.h: Likewise.
489 * config/fixed-bit.c: Likewise.
490 * config/fixed-bit.h: Likewise.
491 * config/fp-bit.c: Likewise.
492 * config/fp-bit.h: Likewise.
493 * config/fr30/crti.asm: Likewise.
494 * config/fr30/crtn.asm: Likewise.
495 * config/fr30/lib1funcs.asm: Likewise.
496 * config/freebsd-spec.h: Likewise.
497 * config/frv/cmovd.c: Likewise.
498 * config/frv/cmovh.c: Likewise.
499 * config/frv/cmovw.c: Likewise.
500 * config/frv/frvbegin.c: Likewise.
501 * config/frv/frvend.c: Likewise.
502 * config/frv/lib1funcs.asm: Likewise.
503 * config/glibc-stdint.h: Likewise.
504 * config/h8300/clzhi2.c: Likewise.
505 * config/h8300/crti.asm: Likewise.
506 * config/h8300/crtn.asm: Likewise.
507 * config/h8300/ctzhi2.c: Likewise.
508 * config/h8300/fixunssfsi.c: Likewise.
509 * config/h8300/lib1funcs.asm: Likewise.
510 * config/h8300/parityhi2.c: Likewise.
511 * config/h8300/popcounthi2.c: Likewise.
512 * config/i386/ammintrin.h: Likewise.
513 * config/i386/att.h: Likewise.
514 * config/i386/avxintrin.h: Likewise.
515 * config/i386/biarch64.h: Likewise.
516 * config/i386/bmmintrin.h: Likewise.
517 * config/i386/cpuid.h: Likewise.
518 * config/i386/cross-stdarg.h: Likewise.
519 * config/i386/crtfastmath.c: Likewise.
520 * config/i386/crtprec.c: Likewise.
521 * config/i386/cygming-crtbegin.c: Likewise.
522 * config/i386/cygming-crtend.c: Likewise.
523 * config/i386/cygwin.asm: Likewise.
524 * config/i386/emmintrin.h: Likewise.
525 * config/i386/gmm_malloc.h: Likewise.
526 * config/i386/gthr-win32.c: Likewise.
527 * config/i386/i386.h: Likewise.
528 * config/i386/immintrin.h: Likewise.
529 * config/i386/linux-unwind.h: Likewise.
530 * config/i386/linux64.h: Likewise.
531 * config/i386/mm3dnow.h: Likewise.
532 * config/i386/mmintrin-common.h: Likewise.
533 * config/i386/mmintrin.h: Likewise.
534 * config/i386/nmmintrin.h: Likewise.
535 * config/i386/pmm_malloc.h: Likewise.
536 * config/i386/pmmintrin.h: Likewise.
537 * config/i386/smmintrin.h: Likewise.
538 * config/i386/sol2-c1.asm: Likewise.
539 * config/i386/sol2-ci.asm: Likewise.
540 * config/i386/sol2-cn.asm: Likewise.
541 * config/i386/sol2-gc1.asm: Likewise.
542 * config/i386/tmmintrin.h: Likewise.
543 * config/i386/unix.h: Likewise.
544 * config/i386/w32-unwind.h: Likewise.
545 * config/i386/wmmintrin.h: Likewise.
546 * config/i386/x86-64.h: Likewise.
547 * config/i386/x86intrin.h: Likewise.
548 * config/i386/xmmintrin.h: Likewise.
549 * config/ia64/crtbegin.asm: Likewise.
550 * config/ia64/crtend.asm: Likewise.
551 * config/ia64/crtfastmath.c: Likewise.
552 * config/ia64/crti.asm: Likewise.
553 * config/ia64/crtn.asm: Likewise.
554 * config/ia64/fde-glibc.c: Likewise.
555 * config/ia64/lib1funcs.asm: Likewise.
556 * config/ia64/linux-unwind.h: Likewise.
557 * config/ia64/quadlib.c: Likewise.
558 * config/ia64/unwind-ia64.c: Likewise.
559 * config/linux.h: Likewise.
560 * config/m32c/m32c-lib1.S: Likewise.
561 * config/m32c/m32c-lib2-trapv.c: Likewise.
562 * config/m32c/m32c-lib2.c: Likewise.
563 * config/m32r/initfini.c: Likewise.
564 * config/m68hc11/larith.asm: Likewise.
565 * config/m68hc11/m68hc11-crt0.S: Likewise.
566 * config/m68k/cf.md: Likewise.
567 * config/m68k/crti.s: Likewise.
568 * config/m68k/crtn.s: Likewise.
569 * config/m68k/lb1sf68.asm: Likewise.
570 * config/m68k/linux-unwind.h: Likewise.
571 * config/mcore/crti.asm: Likewise.
572 * config/mcore/crtn.asm: Likewise.
573 * config/mcore/lib1.asm: Likewise.
574 * config/mips/linux-unwind.h: Likewise.
575 * config/mips/loongson.h: Likewise.
576 * config/mips/mips16.S: Likewise.
577 * config/mmix/crti.asm: Likewise.
578 * config/mmix/crtn.asm: Likewise.
579 * config/pa/fptr.c: Likewise.
580 * config/pa/hpux-unwind.h: Likewise.
581 * config/pa/lib2funcs.asm: Likewise.
582 * config/pa/linux-atomic.c: Likewise.
583 * config/pa/linux-unwind.h: Likewise.
584 * config/pa/milli64.S: Likewise.
585 * config/pa/quadlib.c: Likewise.
586 * config/pa/stublib.c: Likewise.
587 * config/picochip/libgccExtras/adddi3.asm: Likewise.
588 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
589 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
590 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
591 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
592 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
593 * config/picochip/libgccExtras/divmod15.asm: Likewise.
594 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
595 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
596 * config/picochip/libgccExtras/longjmp.asm: Likewise.
597 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
598 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
599 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
600 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
601 * config/picochip/libgccExtras/setjmp.asm: Likewise.
602 * config/picochip/libgccExtras/subdi3.asm: Likewise.
603 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
604 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
605 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
606 * config/rs6000/750cl.h: Likewise.
607 * config/rs6000/altivec.h: Likewise.
608 * config/rs6000/biarch64.h: Likewise.
609 * config/rs6000/crtresfpr.asm: Likewise.
610 * config/rs6000/crtresgpr.asm: Likewise.
611 * config/rs6000/crtresxfpr.asm: Likewise.
612 * config/rs6000/crtresxgpr.asm: Likewise.
613 * config/rs6000/crtsavfpr.asm: Likewise.
614 * config/rs6000/crtsavgpr.asm: Likewise.
615 * config/rs6000/darwin-asm.h: Likewise.
616 * config/rs6000/darwin-fallback.c: Likewise.
617 * config/rs6000/darwin-fpsave.asm: Likewise.
618 * config/rs6000/darwin-ldouble.c: Likewise.
619 * config/rs6000/darwin-tramp.asm: Likewise.
620 * config/rs6000/darwin-unwind.h: Likewise.
621 * config/rs6000/darwin-vecsave.asm: Likewise.
622 * config/rs6000/darwin-world.asm: Likewise.
623 * config/rs6000/e500crtres32gpr.asm: Likewise.
624 * config/rs6000/e500crtres64gpr.asm: Likewise.
625 * config/rs6000/e500crtres64gprctr.asm: Likewise.
626 * config/rs6000/e500crtrest32gpr.asm: Likewise.
627 * config/rs6000/e500crtrest64gpr.asm: Likewise.
628 * config/rs6000/e500crtresx32gpr.asm: Likewise.
629 * config/rs6000/e500crtresx64gpr.asm: Likewise.
630 * config/rs6000/e500crtsav32gpr.asm: Likewise.
631 * config/rs6000/e500crtsav64gpr.asm: Likewise.
632 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
633 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
634 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
635 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
636 * config/rs6000/eabi-ci.asm: Likewise.
637 * config/rs6000/eabi-cn.asm: Likewise.
638 * config/rs6000/eabi.asm: Likewise.
639 * config/rs6000/linux-unwind.h: Likewise.
640 * config/rs6000/linux64.h: Likewise.
641 * config/rs6000/paired.h: Likewise.
642 * config/rs6000/paired.md: Likewise.
643 * config/rs6000/ppc64-fp.c: Likewise.
644 * config/rs6000/ppu_intrinsics.h: Likewise.
645 * config/rs6000/rs6000.h: Likewise.
646 * config/rs6000/si2vmx.h: Likewise.
647 * config/rs6000/sol-ci.asm: Likewise.
648 * config/rs6000/sol-cn.asm: Likewise.
649 * config/rs6000/spe.h: Likewise.
650 * config/rs6000/spu2vmx.h: Likewise.
651 * config/rs6000/sysv4.h: Likewise.
652 * config/rs6000/tramp.asm: Likewise.
653 * config/rs6000/vec_types.h: Likewise.
654 * config/s390/linux-unwind.h: Likewise.
655 * config/s390/tpf-unwind.h: Likewise.
656 * config/score/crti.asm: Likewise.
657 * config/score/crtn.asm: Likewise.
658 * config/sh/crt1.asm: Likewise.
659 * config/sh/crti.asm: Likewise.
660 * config/sh/crtn.asm: Likewise.
661 * config/sh/divtab-sh4-300.c: Likewise.
662 * config/sh/divtab-sh4.c: Likewise.
663 * config/sh/divtab.c: Likewise.
664 * config/sh/lib1funcs-4-300.asm: Likewise.
665 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
666 * config/sh/lib1funcs.asm: Likewise.
667 * config/sh/lib1funcs.h: Likewise.
668 * config/sh/linux-atomic.asm: Likewise.
669 * config/sh/linux-unwind.h: Likewise.
670 * config/sh/shmedia.h: Likewise.
671 * config/sh/sshmedia.h: Likewise.
672 * config/sh/ushmedia.h: Likewise.
673 * config/sparc/crtfastmath.c: Likewise.
674 * config/sparc/linux-unwind.h: Likewise.
675 * config/sparc/sol2-c1.asm: Likewise.
676 * config/sparc/sol2-ci.asm: Likewise.
677 * config/sparc/sol2-cn.asm: Likewise.
678 * config/spu/divmodti4.c: Likewise.
679 * config/spu/divv2df3.c: Likewise.
680 * config/spu/float_disf.c: Likewise.
681 * config/spu/float_unsdidf.c: Likewise.
682 * config/spu/float_unsdisf.c: Likewise.
683 * config/spu/float_unssidf.c: Likewise.
684 * config/spu/mfc_multi_tag_release.c: Likewise.
685 * config/spu/mfc_multi_tag_reserve.c: Likewise.
686 * config/spu/mfc_tag_release.c: Likewise.
687 * config/spu/mfc_tag_reserve.c: Likewise.
688 * config/spu/mfc_tag_table.c: Likewise.
689 * config/spu/multi3.c: Likewise.
690 * config/spu/spu_internals.h: Likewise.
691 * config/spu/spu_intrinsics.h: Likewise.
692 * config/spu/spu_mfcio.h: Likewise.
693 * config/spu/vec_types.h: Likewise.
694 * config/spu/vmx2spu.h: Likewise.
695 * config/stormy16/stormy16-lib2.c: Likewise.
696 * config/svr4.h: Likewise.
697 * config/sync.c: Likewise.
698 * config/v850/lib1funcs.asm: Likewise.
699 * config/vxlib-tls.c: Likewise.
700 * config/vxlib.c: Likewise.
701 * config/vxworks-dummy.h: Likewise.
702 * config/xtensa/crti.asm: Likewise.
703 * config/xtensa/crtn.asm: Likewise.
704 * config/xtensa/ieee754-df.S: Likewise.
705 * config/xtensa/ieee754-sf.S: Likewise.
706 * config/xtensa/lib1funcs.asm: Likewise.
707 * config/xtensa/lib2funcs.S: Likewise.
708 * config/xtensa/linux-unwind.h: Likewise.
709 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
710 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
711 * coretypes.h: Likewise.
712 * crtstuff.c: Likewise.
713 * defaults.h: Likewise.
714 * dwarf2.h: Likewise.
715 * emutls.c: Likewise.
716 * gbl-ctors.h: Likewise.
717 * gcov-io.h: Likewise.
718 * ginclude/float.h: Likewise.
719 * ginclude/iso646.h: Likewise.
720 * ginclude/stdarg.h: Likewise.
721 * ginclude/stdbool.h: Likewise.
722 * ginclude/stddef.h: Likewise.
723 * ginclude/stdfix.h: Likewise.
724 * ginclude/stdint-gcc.h: Likewise.
725 * ginclude/tgmath.h: Likewise.
726 * gthr-aix.h: Likewise.
727 * gthr-dce.h: Likewise.
728 * gthr-gnat.c: Likewise.
729 * gthr-gnat.h: Likewise.
730 * gthr-lynx.h: Likewise.
731 * gthr-mipssde.h: Likewise.
732 * gthr-nks.h: Likewise.
733 * gthr-posix.c: Likewise.
734 * gthr-posix.h: Likewise.
735 * gthr-posix95.h: Likewise.
736 * gthr-rtems.h: Likewise.
737 * gthr-single.h: Likewise.
738 * gthr-solaris.h: Likewise.
739 * gthr-tpf.h: Likewise.
740 * gthr-vxworks.h: Likewise.
741 * gthr-win32.h: Likewise.
743 * libgcc2.c: Likewise.
744 * libgcc2.h: Likewise.
745 * libgcov.c: Likewise.
746 * tsystem.h: Likewise.
747 * typeclass.h: Likewise.
748 * unwind-c.c: Likewise.
749 * unwind-compat.h: Likewise.
750 * unwind-dw2-fde-compat.c: Likewise.
751 * unwind-dw2-fde-darwin.c: Likewise.
752 * unwind-dw2-fde-glibc.c: Likewise.
753 * unwind-dw2-fde.c: Likewise.
754 * unwind-dw2-fde.h: Likewise.
755 * unwind-dw2.c: Likewise.
756 * unwind-dw2.h: Likewise.
757 * unwind-generic.h: Likewise.
758 * unwind-pe.h: Likewise.
759 * unwind-sjlj.c: Likewise.
760 * unwind.inc: Likewise.
761 * config/arm/neon-gen.ml: Change generated copyright header to
762 refer to version 3 of the GNU General Public License with
763 version 3.1 of the GCC Runtime Library Exception and to point
764 readers at the COPYING3 and COPYING3.RUNTIME files and the
765 FSF's license web page.
766 * config/arm/arm_neon.h: Regenerate.
768 2009-04-09 Jakub Jelinek <jakub@redhat.com>
770 * config/cris/cris.md: Change copyright header to refer to version
771 3 of the GNU General Public License.
772 * doc/install.texi2html: Change copyright header to refer to version
773 3 of the GNU General Public License and to point readers at the
774 COPYING3 file and the FSF's license web page.
775 * config/vax/linux.h: Likewise.
777 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
779 * config/i386/i386.md (cmpcc): New.
780 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
781 (sync_compare_and_swap_cc*): Delete.
783 * config/s390/s390.c (s390_compare_emitted): Remove.
784 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
785 s390_compare_emitted used to be handled. Assert that modes match.
786 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
787 refer to sync_compare_and_swap_ccsi.
788 * config/s390/s390.h (s390_compare_emitted): Remove.
789 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
790 instead of s390_compare_emitted.
791 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
792 instead of s390_compare_emitted.
793 * config/s390/s390.md (cmpcc): New.
794 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
795 CC_REGNUM, do not pretend it's set.
796 (sync_compare_and_swap_cc*): Delete.
797 * config/s390/predicates.md (cc_reg_operand): New.
799 * expr.c (sync_compare_and_swap_cc): Delete.
800 * optabs.h (sync_compare_and_swap_cc): Delete.
801 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
802 is being used with can_compare_p.
803 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
805 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
806 look for a MODE_CC set instead. Use emit_store_flag.
807 (expand_compare_and_swap_loop): Likewise, with some additional
808 complication to avoid a force_reg when useless. Use
809 emit_cmp_and_jump_insns.
810 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
811 * doc/md.texi (sync_compare_and_swap_cc): Merge with
812 sync_compare_and_swap documentation.
814 2009-04-09 Jan Hubicka <jh@suse.cz>
816 * except.c (find_prev_try): Break out from ....
817 (duplicate_eh_regions): ... here; properly update prev_try pointers
818 when duplication part of tree.
819 (dump_eh_tree): Improve dumping.
820 (verify_eh_region): New.
821 (verify_eh_tree): Use it.
823 2009-04-06 Richard Guenther <rguenther@suse.de>
825 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
826 &ARRAY addresses by adjusting their types and prepending
828 * tree-cfg.c (verify_gimple_assign_single): Verify that
829 addresses are correct.
831 2009-04-09 Richard Guenther <rguenther@suse.de>
833 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
834 indices into an array reference if possible.
835 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
836 Fold POINTER_PLUS_EXPR statements with invariant address.
838 2009-04-09 Alan Modra <amodra@bigpond.net.au>
841 * config.gcc (powerpc64-*-linux*): Always build biarch.
843 2009-04-09 Joseph Myers <joseph@codesourcery.com>
846 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
847 it and pedwarn if this results in an INTEGER_CST.
849 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
851 * doc/install.texi: Update minimum GMP version. Remove obsolete
852 text in MPFR section.
854 2009-04-08 Jakub Jelinek <jakub@redhat.com>
856 * dwarf2out.c (class_scope_p): New static inline.
857 (class_or_namespace_scope_p): Use it.
858 (gen_variable_die): Use DW_TAG_member tag for static data member
859 declarations instead of DW_TAG_variable.
862 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
865 2009-04-08 Richard Guenther <rguenther@suse.de>
867 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
868 valueize random data.
870 2009-04-08 David Edelsohn <edelsohn@gnu.org>
872 * config.gcc (aix tm_file): Add aix-stdint.h.
873 (aix tm clause use_gcc_stdint): Set to wrap.
874 * config/rs6000/aix-stdint.h: New file.
876 2009-04-08 Richard Guenther <rguenther@suse.de>
879 * tree-dfa.c (add_referenced_var): Do not recurse into
881 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
883 (fold_const_aggregate_ref): Likewise.
885 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
887 * recog.c (ordered_comparison_operator): New.
888 * gensupport.c (std_preds): Add it.
889 * doc/md.texi (Machine-Independent Predicates): Document it.
891 2009-04-08 Jan Hubicka <jh@suse.cz>
893 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
894 * function.h (rtl_eh): Remove exception_handler_label_map.
895 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
896 remove_exception_handler_label, for_each_eh_label_1): Remove.
897 (rtl_remove_unreachable_regions): Remove.
898 (convert_from_eh_region_ranges): Do not remove unreachable regions.
899 (find_exception_handler_labels): Don't build the hashtable.
900 (maybe_remove_eh_handler): Remove.
901 (for_each_eh_label): Rewrite to walk the tree.
902 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
903 * except.h (maybe_remove_eh_handler): Remove.
904 * passes.c (init_optimization_passes): Schedule second EH cleanup
906 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
907 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
909 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
911 * genoutput.c (validate_optab_operands): New.
912 (gen_insn, gen_expand): Call it.
914 * genflags.c (gen_insn): Detect misused iterators.
915 (main): Pass line_no to gen_insn, exit with status 1 on error.
917 * genextract.c (line_no): Make global.
918 (VEC_safe_set_locstr): Change assertion to error message.
919 (main): Exit with status 1 on error.
921 2009-04-08 Joseph Myers <joseph@codesourcery.com>
925 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
926 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
927 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
928 * c-convert.c (convert): Do not call fold on results of conversion
929 functions when the result is a C_MAYBE_CONST_EXPR.
930 * c-parser.c (c_parser_postfix_expression): Do not fold condition
931 of __builtin_choose_expr.
932 * c-typeck.c (remove_c_maybe_const_expr): New.
933 (build_unary_op, build_conditional_expr, build_compound_expr,
934 build_binary_op, c_objc_common_truthvalue_conversion): Call
935 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
938 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
940 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
941 CODE to produce a new one. Add a prototype to use fold_convert_const
943 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
946 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
947 mix declarations and code.
949 2009-04-08 Ben Elliston <bje@au.ibm.com>
951 * gcc.c: Replace `CC' with `GCC' throughout.
953 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
955 * doc/invoke.texi: Document Atom support.
957 2009-04-07 Jason Merrill <jason@redhat.com>
960 * c-common.h, c-common.c: Add flag_pretty_templates.
961 * c-opts.c (c_common_handle_option): Set it.
962 * c.opt: Add -fno-pretty-templates.
963 * doc/invoke.texi (C++ Dialect Options): Likewise.
965 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
967 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
968 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
969 (ia64_expand_builtin): Likewise.
971 2009-04-07 Martin Jambor <mjambor@suse.cz>
973 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
974 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
975 ADDR_EXPRS are include too.
977 2009-04-07 Richard Guenther <rguenther@suse.de>
979 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
980 decls are only used if passes as parameters or if they are
981 local statics and the call is not to a builtin.
982 (call_may_clobber_ref_p_1): Likewise.
984 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
986 * expr.c (do_store_flag): Remove last argument. Simplify code
987 to avoid duplication of tests already done by can_compare_p.
988 (expand_expr_real_1): Adjust caller.
990 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
992 * optabs.c (can_compare_p): Test the predicate of a
993 cbranch and cstore pattern.
995 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
997 * expr.c (convert_move): Use emit_store_flag instead of
1000 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1002 * config/i386/i386.c (ix86_compare_emitted): Remove.
1003 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1004 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1005 * config/i386/i386.h (ix86_compare_emitted): Remove.
1006 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1007 instead of ix86_compare_emitted.
1008 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1010 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1012 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1013 Add t-sysroot-suffix to tmake_file.
1014 * config/print-sysroot-suffix.sh: New file.
1015 * config/t-sysroot-suffix: New file.
1017 2009-04-07 Ben Elliston <bje@au.ibm.com>
1019 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1020 as the latter produces a warning when the target does not support
1023 2009-04-07 Ben Elliston <bje@au.ibm.com>
1025 * dfp.c: Replace type punning assignments with memcpy throughout.
1026 * Makefile.in (dfp.o-warn): Remove.
1028 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1031 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1032 Include soft-fp/t-softfp after rs6000/t-linux64.
1034 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1036 * stor-layout.c (set_sizetype): Use the full precision of their
1037 machine mode for bitsize types.
1039 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.md: Revert 2 accidental checkins.
1043 2009-04-06 Joey Ye <joey.ye@intel.com>
1044 Xuepeng Guo <xuepeng.guo@intel.com>
1045 H.J. Lu <hongjiu.lu@intel.com>
1047 Atom pipeline model, tuning and insn selection.
1048 * config.gcc (atom): Add atom config options and target.
1050 * config/i386/atom.md: New.
1052 * config/i386/i386.c (atom_cost): New cost.
1053 (m_ATOM): New macro flag.
1054 (initial_ix86_tune_features): Set m_ATOM.
1055 (x86_accumulate_outgoing_args): Likewise.
1056 (x86_arch_always_fancy_math_387): Likewise.
1057 (processor_target): Add Atom cost.
1058 (cpu_names): Add Atom cpu name.
1059 (override_options): Set Atom ISA.
1060 (ix86_issue_rate): New case PROCESSOR_ATOM.
1061 (ix86_adjust_cost): Likewise.
1063 * config/i386/i386.h (TARGET_ATOM): New target macro.
1064 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1065 (TARGET_OPT_AGU): New target option.
1066 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1067 (processor_type): Add PROCESSOR_ATOM.
1069 * config/i386/i386.md (cpu): Add new value "atom".
1070 (use_carry, movu): New attr.
1071 (atom.md): Include atom.md.
1072 (adddi3_carry_rex64): Set attr "use_carry".
1073 (addqi3_carry): Likewise.
1074 (addhi3_carry): Likewise.
1075 (addsi3_carry): Likewise.
1076 (*addsi3_carry_zext): Likewise.
1077 (subdi3_carry_rex64): Likewise.
1078 (subqi3_carry): Likewise.
1079 (subhi3_carry): Likewise.
1080 (subsi3_carry): Likewise.
1081 (x86_movdicc_0_m1_rex64): Likewise.
1082 (*x86_movdicc_0_m1_se): Likewise.
1083 (x86_movsicc_0_m1): Likewise.
1084 (*x86_movsicc_0_m1_se): Likewise.
1085 (*adddi_1_rex64): Emit add insn as much as possible.
1086 (*addsi_1): Likewise.
1087 (return_internal): Set atom_unit.
1088 (return_internal_long): Likewise.
1089 (return_pop_internal): Likewise.
1090 (*rcpsf2_sse): Set atom_sse_attr attr.
1091 (*qrt<mode>2_sse): Likewise.
1092 (*prefetch_sse): Likewise.
1094 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1096 (ix86_target_macros_internal): Likewise.
1098 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1099 (*prefetch_sse_rex): Likewise.
1100 (sse_rcpv4sf2): Likewise.
1101 (sse_vmrcpv4sf2): Likewise.
1102 (sse_sqrtv4sf2): Likewise.
1103 (<sse>_vmsqrt<mode>2): Likewise.
1104 (sse_ldmxcsr): Likewise.
1105 (sse_stmxcsr): Likewise.
1106 (*sse_sfence): Likewise.
1107 (sse2_clflush): Likewise.
1108 (*sse2_mfence): Likewise.
1109 (*sse2_lfence): Likewise.
1110 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1111 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1112 (avx_movdqu<avxmodesuffix>): Likewise.
1113 (avx_lddqu<avxmodesuffix>): Likewise.
1114 (sse2_movntv2di): Change attr "type" to "ssemov".
1115 (sse2_movntsi): Likewise.
1116 (rsqrtv8sf2): Change attr "type" to "sseadd".
1117 (sse3_addsubv2df3): Set attr "atom_unit".
1118 (sse3_h<plusminus_insn>v4sf3): Likewise.
1119 (*sse2_pmaddwd): Likewise.
1120 (*vec_extractv2di_1_rex64): Likewise.
1121 (*vec_extractv2di_1_avx): Likewise.
1122 (sse2_psadbw): Likewise.
1123 (ssse3_phaddwv8hi3): Likewise.
1124 (ssse3_phaddwv4hi3): Likewise.
1125 (ssse3_phadddv4si3): Likewise.
1126 (ssse3_phadddv2si3): Likewise.
1127 (ssse3_phaddswv8hi3): Likewise.
1128 (ssse3_phaddswv4hi3): Likewise.
1129 (ssse3_phsubwv8hi3): Likewise.
1130 (ssse3_phsubwv4hi3): Likewise.
1131 (ssse3_phsubdv4si3): Likewise.
1132 (ssse3_phsubdv2si3): Likewise.
1133 (ssse3_phsubswv8hi3): Likewise.
1134 (ssse3_phsubswv4hi3): Likewise.
1135 (ssse3_pmaddubsw128): Likewise.
1136 (sse3_pmaddubsw: Likewise.
1137 (ssse3_palignrti): Likewise.
1138 (ssse3_palignrdi): Likewise.
1140 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1142 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1144 2009-04-06 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/28868
1147 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1148 of which PHI results we inserted.
1149 (insert_into_preds_of_block): Record inserted PHIs.
1150 (eliminate): Eliminate redundant PHI nodes.
1151 (init_pre): Init inserted_phi_names.
1153 2009-04-06 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/39643
1156 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1157 IMAGPART_EXPRs of complex constants.
1158 (execute_fold_all_builtins): If we folded a call queue
1159 TODO_update_address_taken.
1161 2009-04-06 Jan Hubicka <jh@suse.cz>
1164 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1167 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1169 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1171 (ic_invalidate_array): Likewise.
1173 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1175 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1176 alignment for library calls.
1178 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1180 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1181 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1182 * config/i386/mingw-stdint.h: New file.
1184 2009-04-05 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/39648
1187 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1188 our &A vs. &A[0] IL deficiencies.
1190 2009-04-04 Jan Hubicka <jh@suse.cz>
1192 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1193 removed toplevel regions.
1194 (sjlj_mark_call_sites): Likewise.
1196 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1198 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1199 (cygwin tm clause use_gcc_stdint): Set to wrap.
1200 * config/i386/cygwin-stdint.h: New file.
1202 2009-04-04 Richard Guenther <rguenther@suse.de>
1204 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1205 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1206 single-argument PHIs if we are in loop-closed SSA form.
1207 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1208 for the pre-condition.
1209 (slpeel_tree_peel_loop_to_edge): Likewise.
1210 (vect_build_loop_niters): Take an optional sequence to append stmts.
1211 (vect_generate_tmps_on_preheader): Likewise.
1212 (vect_do_peeling_for_loop_bound): Take extra guards for the
1214 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1215 the cost model check.
1216 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1217 guards if we are going to peel. Do not apply versioning in that case.
1218 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1219 (vect_do_peeling_for_loop_bound): Likewise.
1220 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1221 loop bound only record extra pre-conditions, do not apply loop
1224 2009-04-04 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1229 2009-04-04 Jan Hubicka <jh@suse.cz>
1231 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1232 last_basic_block for size of bb->index indexed array.
1233 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1234 compute_out, link_btr_uses, build_btr_def_use_webs,
1235 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1237 2009-04-04 Jan Hubicka <jh@suse.cz>
1239 * except.c (remove_eh_handler_and_replace): Break out from ...
1240 (remove_eh_handler): ... here.
1241 (bring_to_root): New function.
1242 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1243 handled ones, bring others to root of tree.
1245 2009-04-04 Jan Hubicka <jh@suse.cz>
1247 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1248 (all_phis_safe_to_merge): New function.
1249 (update_info): New structure.
1250 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1251 (cleanup_empty_eh): Update SSA if possible.
1253 2009-04-04 Richard Guenther <rguenther@suse.de>
1255 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1256 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1257 (append_vuse): Likewise.
1259 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1261 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1262 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1263 instead of REG_UNSAVED for DW_CFA_undefined.
1264 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1265 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1268 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1271 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1272 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1273 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1275 2009-04-04 Richard Guenther <rguenther@suse.de>
1277 PR tree-optimization/8781
1278 PR tree-optimization/37892
1279 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1280 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1281 (valueize_refs): Call it for *& valueizations.
1282 (shared_reference_ops_from_ref): Rename to ...
1283 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1284 (shared_reference_ops_from_call): Rename to ...
1285 (valueize_shared_reference_ops_from_call): ... this and valueize.
1286 (vn_reference_lookup): Update.
1287 (visit_reference_op_call): Likewise.
1288 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1289 (eliminate): Value-replace the call address in call statements.
1291 2009-04-04 Richard Guenther <rguenther@suse.de>
1293 PR tree-optimization/39636
1294 * tree-ssa-forwprop.c
1295 (forward_propagate_addr_into_variable_array_index): Check for
1296 GIMPLE_ASSIGN before accessing the rhs code.
1298 2009-04-03 Jason Merrill <jason@redhat.com>
1300 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1302 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1304 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1305 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1306 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1307 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1308 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1309 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1310 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1311 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1312 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1313 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1314 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1315 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1316 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1317 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1318 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1319 Use fr_reg_or_fp01_operand instead of fr_register_operand
1321 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1322 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1323 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1325 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1327 PR rtl-optimization/39607
1328 PR rtl-optimization/39631
1332 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1333 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1334 instead of DF_LR_OUT.
1335 * ira-lives.c (process_bb_node_lives): Ditto.
1336 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1337 instead of DF_LR_{OUT,IN}.
1338 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1339 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1341 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1343 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1344 (execute_lower_omp): Always run but take the short way out if -fopenmp
1346 (gate_lower_omp): Remove, forcing the pass manager to always run the
1347 pass and always set PROP_gimple_lomp.
1348 (pass_lower_omp): Remove gate function.
1349 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1350 PROP_trees. Instead, require it.
1351 * ipa-cp.c (pass_ipa_cp): Likewise.
1352 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1353 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1354 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1355 and PROP_gimple_leh.
1357 2009-04-03 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/23940
1361 PR tree-optimization/33237
1364 PR tree-optimization/36201
1365 PR tree-optimization/36230
1366 PR tree-optimization/38049
1367 PR tree-optimization/38207
1368 PR tree-optimization/38230
1369 PR tree-optimization/38301
1370 PR tree-optimization/38585
1372 PR tree-optimization/38985
1373 PR tree-optimization/39299
1374 * tree-ssa-structalias.h: Remove.
1375 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1376 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1377 (struct vuse_element_d): Remove.
1378 (struct vuse_vec_d): Likewise.
1379 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1380 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1381 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1382 VUSE_ELEMENT_VAR): Likewise.
1383 (struct voptype_d): Likewise.
1384 (NUM_VOP_FREE_BUCKETS): Likewise.
1385 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1386 (struct stmt_operands_d): Remove.
1387 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1388 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1389 VDEF_NUM, VDEF_VECT): Likewise.
1390 (copy_virtual_operands): Remove.
1391 (operand_build_cmp): Likewise.
1392 (create_ssa_artificial_load_stmt): Likewise.
1393 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1394 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1395 vuse_index and mayuse_index members. Pack and move done and iter_type
1396 members to the front.
1397 (SSA_OP_VMAYUSE): Remove.
1398 (SSA_OP_VIRTUAL_USES): Adjust.
1399 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1400 (unlink_stmt_vdef): Declare.
1401 (add_to_addressable_set): Remove.
1402 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1403 (vrp_visit_stmt): Likewise.
1404 * doc/tree-ssa.texi (Alias analysis): Update.
1405 * doc/invoke.texi (max-aliased-vops): Remove docs.
1406 (avg-aliased-vops): Likewise.
1407 * tree-into-ssa.c (syms_to_rename): Remove.
1408 (need_to_update_vops_p): Likewise.
1409 (need_to_initialize_update_ssa_p): Rename to ...
1410 (update_ssa_initialized_fn): ... this. Track function we are
1412 (symbol_marked_for_renaming): Simplify.
1413 (add_new_name_mapping): Do not set need_to_update_vops_p.
1414 (dump_currdefs): Use SYMS_TO_RENAME.
1415 (rewrite_update_stmt): Always walk all uses/defs.
1416 (dump_update_ssa): Adjust.
1417 (init_update_ssa): Take function argument. Track what we are
1419 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1420 (create_new_def_for): Initialize for cfun, assert we are initialized
1422 (mark_sym_for_renaming): Simplify.
1423 (mark_set_for_renaming): Do not initialize update-ssa.
1424 (need_ssa_update_p): Simplify. Take function argument.
1425 (name_mappings_registered_p): Assert we ask for the correct function.
1426 (name_registered_for_update_p): Likewise.
1427 (ssa_names_to_replace): Likewise.
1428 (release_ssa_name_after_update_ssa): Likewise.
1429 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1430 (dump_decl_set): Do not print a newline.
1431 (debug_decl_set): Do it here.
1432 (dump_update_ssa): And here.
1433 * tree-ssa-loop-im.c (move_computations): Adjust.
1434 (movement_possibility): Likewise.
1435 (determine_max_movement): Likewise.
1436 (gather_mem_refs_stmt): Likewise.
1437 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1439 * tree-complex.c (update_all_vops): Remove.
1440 (expand_complex_move): Adjust.
1441 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1442 Simplify test for memory referencing statement. Exclude
1443 non-invariant ADDR_EXPRs.
1444 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1445 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1446 (rdg_flag_uses): Likewise.
1447 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1449 (tree_optimize_tail_calls_1): Also split the
1450 edge from the entry block if we have degenerate PHI nodes in
1451 the first basic block.
1452 * tree.c (init_ttree): Remove memory-tag related code.
1453 (tree_code_size): Likewise.
1454 (tree_node_structure): Likewise.
1455 (build7_stat): Re-write to be build6_stat.
1456 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1457 (SSA_VAR_P): Adjust.
1458 (struct tree_memory_tag): Remove.
1459 (struct tree_memory_partition_tag): Likewise.
1460 (union tree_node): Adjust.
1461 (build7): Re-write to be build6.
1462 * tree-pass.h (pass_reset_cc_flags): Remove.
1463 (TODO_update_address_taken): New flag.
1464 (pass_simple_dse): Remove.
1465 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1466 * params.h (MAX_ALIASED_VOPS): Remove.
1467 (AVG_ALIASED_VOPS): Likewise.
1468 * omp-low.c (expand_omp_taskreg): Update SSA form.
1469 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1470 aliases the lhs in a copy stmt.
1471 * tree-ssa-dse.c (struct address_walk_data): Remove.
1472 (memory_ssa_name_same): Likewise.
1473 (memory_address_same): Likewise.
1474 (get_kill_of_stmt_lhs): Likewise.
1475 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1476 unused stores. Look through PHI nodes into post-dominated regions.
1477 (dse_optimize_stmt): Simplify. Properly remove stores.
1478 (tree_ssa_dse): Compute dominators.
1479 (execute_simple_dse): Remove.
1480 (pass_simple_dse): Likewise.
1481 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1482 gimple_loaded_syms and gimple_stored_syms computation.
1483 * toplev.c (dump_memory_report): Dump alias and pta stats.
1484 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1485 (vn_reference_eq): Likewise.
1486 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1487 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1488 valueize_vuses): Remove.
1489 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1490 (get_def_ref_stmt_vuse): ... this.
1491 (vn_reference_lookup_2): New function.
1492 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1493 walking equivalent vuses. Simplify.
1494 (vn_reference_lookup): Likewise.
1495 (vn_reference_insert): Likewise.
1496 (vn_reference_insert_pieces): Likewise.
1497 (visit_reference_op_call): Simplify.
1498 (visit_reference_op_load): Likewise.
1499 (visit_reference_op_store): Likewise.
1500 (init_scc_vn): Remove shared_lookup_vuses initialization.
1501 (free_scc_vn): Remove shared_lookup_vuses freeing.
1502 (sort_vuses, sort_vuses_heap): Remove.
1503 (get_ref_from_reference_ops): Export.
1504 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1505 vector with single vuse pointer.
1506 (vn_reference_lookup_pieces, vn_reference_lookup,
1507 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1508 (shared_vuses_from_stmt): Remove.
1509 (get_ref_from_reference_ops): Declare.
1510 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1511 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1512 memory-tag related code.
1513 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1514 (likely_value): Add comment, skip static-chain of call statements.
1515 (surely_varying_stmt_p): Adjust.
1516 (gimplify_and_update_call_from_tree): Likewise.
1517 (execute_fold_all_builtins): Do not rebuild alias info.
1518 (gimplify_and_update_call_from_tree): Properly update VOPs.
1519 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1520 (copy_ref_info): Remove memory-tag related code.
1521 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1522 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1523 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1525 * tree-ssa-dom.c (gimple_p): Remove typedef.
1526 (eliminate_redundant_computations): Adjust.
1527 (record_equivalences_from_stmt): Likewise.
1528 (avail_expr_hash): Likewise.
1529 (avail_expr_eq): Likewise.
1530 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1531 (stmt_makes_single_load): Likewise.
1532 (stmt_makes_single_store): Likewise.
1533 * tree-ssa-alias.c: Rewrite completely.
1534 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1535 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1536 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1537 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1538 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1539 Remove public functions.
1540 (pass_reset_cc_flags): Remove.
1541 (pass_build_alias): Move ...
1542 * tree-ssa-structalias.c (pass_build_alias): ... here.
1543 * tree-ssa-alias.c (may_be_aliased): Move ...
1544 * tree-flow-inline.h (may_be_aliased): ... here.
1545 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1546 count_uses_and_derefs): Move ...
1547 * gimple.c: ... here.
1548 * gimple.h (count_uses_and_derefs): Declare.
1549 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1550 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1551 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1552 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1553 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1554 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1555 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1557 * tree-dfa.c (refs_may_alias_p): Move ...
1558 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1559 * tree-ssa-alias.h: New file.
1560 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1561 (statement_sink_location): Likewise.
1562 * opts.c (decode_options): Do not adjust max-aliased-vops or
1563 avg-aliased-vops values.
1564 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1565 (TV_CALL_CLOBBER): Likewise.
1566 (TV_FLOW_SENSITIVE): Likewise.
1567 (TV_FLOW_INSENSITIVE): Likewise.
1568 (TV_MEMORY_PARTITIONING): Likewise.
1569 (TV_ALIAS_STMT_WALK): New timevar.
1570 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1571 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1572 (get_address_description): Remove memory-tag related code.
1573 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1574 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1575 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1576 and immediate uses in statements. Document.
1577 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1578 (dump_symbols): Remove.
1579 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1580 * alias.c (get_deref_alias_set): New function split out from ...
1581 (get_alias_set): ... here.
1582 * alias.h (get_deref_alias_set): Declare.
1583 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1584 type parameter. Remove restrict pointer handling. Create a
1585 ref-all pointer in case type-based alias sets do not conflict.
1586 (vect_analyze_data_refs): Remove SMT related code.
1587 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1588 (vectorizable_load): Likewise.
1589 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1590 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1591 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1592 Ignore vops and SMTs.
1593 (dr_analyze_alias): Likewise..
1594 (free_data_ref): Likewise.
1595 (create_data_ref): Likewise.
1596 (analyze_all_data_dependences): Likewise.
1597 (get_references_in_stmt): Adjust.
1598 * tree-flow-inline.h (gimple_aliases_computed_p,
1599 gimple_addressable_vars, gimple_call_clobbered_vars,
1600 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1601 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1602 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1603 gimple_mem_ref_stats): Remove.
1604 (gimple_vop): New function.
1605 (op_iter_next_use): Remove vuses and mayuses cases.
1606 (op_iter_next_def): Remove vdefs case.
1607 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1608 (clear_and_done_ssa_iter): Do not set removed fields.
1609 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1610 Assert we are not iterating over vuses or vdefs if not also
1611 iterating over uses or defs.
1612 (op_iter_init_use): Likewise.
1613 (op_iter_init_def): Likewise.
1614 (op_iter_next_vdef): Remove.
1615 (op_iter_next_mustdef): Likewise.
1616 (op_iter_init_vdef): Likewise.
1617 (compare_ssa_operands_equal): Likewise.
1618 (link_use_stmts_after): Handle vuse operand.
1619 (is_call_used): Use is_call_clobbered.
1620 (is_call_clobbered): Global variables are always call clobbered,
1621 query the call-clobbers bitmap.
1622 (mark_call_clobbered): Ignore global variables.
1623 (clear_call_clobbered): Likewise.
1624 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1625 virtual operands sanity check.
1626 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1628 (TARGET_MEM_REF): Remove TMR_TAG operand.
1629 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1630 Remove call-clobber related code.
1631 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1632 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1633 partitions or escape reason.
1634 (get_single_def_stmt, get_single_def_stmt_from_phi,
1635 get_single_def_stmt_with_phi): Remove.
1636 (dump_referenced_vars): Tidy.
1637 (get_ref_base_and_extent): Allow bare decls.
1638 (collect_dfa_stats): Adjust.
1639 * graphite.c (rename_variables_in_stmt): Adjust.
1640 (graphite_copy_stmts_from_block): Likewise.
1641 (translate_clast): Likewise.
1642 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1644 (translate_vuse_through_block): Use the oracle.
1645 (phi_translate_1): Adjust.
1646 (value_dies_in_block_x): Use the oracle. Cache the outcome
1648 (valid_in_sets): Check if the VUSE for
1649 a REFERENCE is available.
1650 (eliminate): Do not remove stmts during elimination,
1651 instead queue and remove them afterwards.
1652 (do_pre): Do not rebuild alias info.
1653 (pass_pre): Run TODO_rebuild_alias before PRE.
1654 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1655 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1656 (mark_all_v_defs_stmt): Remove.
1657 (mark_all_v_defs_seq): Adjust.
1658 (sra_replace): Likewise.
1659 (scalarize_use): Likewise.
1660 (scalarize_copy): Likewise.
1661 (scalarize_init): Likewise.
1662 (scalarize_ldst): Likewise.
1663 (todoflags): Remove.
1664 (tree_sra): Do not rebuild alias info.
1665 (tree_sra_early): Adjust.
1666 (pass_sra): Run TODO_update_address_taken before SRA.
1667 * tree-predcom.c (set_alias_info): Remove.
1668 (prepare_initializers_chain): Do not call it.
1669 (mark_virtual_ops_for_renaming): Adjust.
1670 (mark_virtual_ops_for_renaming_list): Remove.
1671 (initialize_root_vars): Adjust.
1672 (initialize_root_vars_lm): Likewise.
1673 (prepare_initializers_chain): Likewise.
1674 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1675 (may_propagate_copy_into_stmt): Likewise.
1676 (merge_alias_info): Do nothing for now.
1677 (propagate_tree_value_into_stmt): Adjust.
1678 (stmt_may_generate_copy): Likewise.
1679 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1680 not mark symbols for renaming.
1681 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1682 with the same statement, make sure to update the new pointed-to one.
1683 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1684 call statements, do not mark symbols for renaming.
1685 (mark_operand_necessary): Dump something.
1686 (ref_may_be_aliased): New function.
1687 (mark_aliased_reaching_defs_necessary_1): New helper function.
1688 (mark_aliased_reaching_defs_necessary): Likewise.
1689 (mark_all_reaching_defs_necessary_1): Likewise.
1690 (mark_all_reaching_defs_necessary): Likewise.
1691 (propagate_necessity): Do not process virtual PHIs. For
1692 non-aliased loads mark all reaching definitions as necessary.
1693 For aliased loads and stores mark the immediate dominating
1694 aliased clobbers as necessary.
1695 (visited): New global static.
1696 (perform_tree_ssa_dce): Free visited bitmap after propagating
1698 (remove_dead_phis): Perform simple dead virtual PHI removal.
1699 (remove_dead_stmt): Properly unlink virtual operands when
1701 (eliminate_unnecessary_stmts): Schedule PHI removal after
1703 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1704 (process_replaceable): Likewise.
1705 (find_replaceable_in_bb): Likewise.
1706 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1707 based on the single gimple vop.
1708 (verify_flow_insensitive_alias_info): Remove.
1709 (verify_flow_sensitive_alias_info): Likewise.
1710 (verify_call_clobbering): Likewise.
1711 (verify_memory_partitions): Likewise.
1712 (verify_alias_info): Likewise.
1713 (verify_ssa): Adjust..
1714 (execute_update_addresses_taken): Export. Update SSA
1715 manually. Optimize only when optimizing. Use a local bitmap.
1716 (pass_update_address_taken): Remove TODO_update_ssa, add
1718 (pass_update_address_taken): Just use TODO_update_address_taken.
1719 (init_tree_ssa): Do not initialize addressable_vars.
1720 (verify_ssa): Verify new VUSE / VDEF properties.
1721 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1722 Do not call verify_alias_info.
1723 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1724 Do not free the loaded and stored syms bitmaps. Reset the escaped
1725 and callused solutions. Do not free addressable_vars.
1726 Remove memory-tag related code.
1727 (warn_uninitialized_var): Aliases are always available.
1728 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1729 * lambda-code.c (can_put_in_inner_loop): Adjust.
1730 (can_put_after_inner_loop): Likewise.
1731 (perfect_nestify): Likewise.
1732 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1733 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1734 (vectorizable_conversion): Do not mark symbols for renaming.
1735 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1736 (expand_call_inline): Unlink the calls virtual operands before
1738 (tree_function_versioning): Do not call update_ssa if we are not
1739 updating clones. Simplify.
1740 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1741 (propagate_with_phi): Likewise..
1742 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1743 clobber code. Assert we are not aliased or global.
1744 * tree-flow.h: Include tree-ssa-alias.h
1745 (enum escape_type): Remove.
1746 (struct mem_sym_stats_d): Likewise.
1747 (struct mem_ref_stats_d): Likewise.
1748 (struct gimple_df): Add vop member. Remove global_var,
1749 call_clobbered_vars, call_used_vars, addressable_vars,
1750 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1751 escaped and callused members.
1752 (struct ptr_info_def): Remove all members, add points-to solution
1754 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1755 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1756 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1757 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1758 (tree-ssa-alias.o): Likewise.
1759 (toplev.o): Add tree-ssa-alias.h
1760 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1761 * gimple.c (gimple_set_bb): Fix off-by-one error.
1762 (is_gimple_reg): Do not handle memory tags.
1763 (gimple_copy): Also copy virtual operands.
1764 Delay updating the statement. Do not reset loaded and stored syms.
1765 (gimple_set_stored_syms): Remove.
1766 (gimple_set_loaded_syms): Likewise.
1767 (gimple_call_copy_skip_args): Copy the virtual operands
1768 and mark the new statement modified.
1769 * tree-ssa-structalias.c (may_alias_p): Remove.
1770 (set_uids_in_ptset): Take the alias set to prune with as
1771 parameter. Fold in the alias test of may_alias_p.
1772 (compute_points_to_sets): Compute whether a ptr is dereferenced
1774 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1775 other ADDRESSOF constraints on the lhs.
1776 (get_constraint_for_component_ref): Assert that we don't get
1777 ADDRESSOF constraints from the base of the reference.
1778 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1779 (struct variable_info): Remove collapsed_to member.
1780 (get_varinfo_fc): Remove.
1781 (new_var_info): Do not set collapsed_to.
1782 (dump_constraint): Do not follow cycles.
1783 (dump_constraint_graph): Likewise.
1784 (build_pred_graph): Likewise.
1785 (build_succ_graph): Likewise.
1786 (rewrite_constraints): Likewise.
1787 (do_simple_structure_copy): Remove.
1788 (do_rhs_deref_structure_copy): Remove.
1789 (do_lhs_deref_structure_copy): Remove.
1790 (collapse_rest_of_var): Remove.
1791 (do_structure_copy): Re-implement.
1792 (pta_stats): New global variable.
1793 (dump_pta_stats): New function.
1794 (struct constraint_expr): Make offset signed.
1795 (UNKNOWN_OFFSET): Define special value.
1796 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1797 (solution_set_expand): New helper function split out from ...
1798 (do_sd_constraint): ... here.
1799 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1800 (do_ds_constraint): Likewise.
1801 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1802 and CALLUSED = *CALLUSED.
1803 (set_union_with_increment): Make inc argument signed.
1804 (type_safe): Remove.
1805 (get_constraint_for_ptr_offset): Handle unknown and negative
1807 (first_vi_for_offset): Handle offsets before start. Bail
1808 out early for offsets beyond the variable extent.
1809 (first_or_preceding_vi_for_offset): New function.
1810 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1811 Together with ESCAPED = *ESCAPED this properly computes reachability.
1812 (find_what_var_points_to): New function.
1813 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1814 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1815 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1816 pt_solutions_intersect): New functions.
1817 (compute_call_used_vars): Remove.
1818 (compute_may_aliases): New main entry into PTA computation.
1819 * gimple.h (gimple_p): New typedef.
1820 (struct gimple_statement_base): Remove references_memory_p.
1821 (struct gimple_statement_with_memory_ops_base): Remove
1822 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1824 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1825 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1826 gimple_set_references_memory): Remove.
1827 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1828 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1830 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1831 (verify_expr): Allow RESULT_DECL.
1832 (gimple_duplicate_bb): Do not copy virtual operands.
1833 (gimple_duplicate_sese_region): Adjust.
1834 (gimple_duplicate_sese_tail): Likewise.
1835 (mark_virtual_ops_in_region): Remove.
1836 (move_sese_region_to_fn): Do not call it.
1837 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1838 and pass_simple_dse.
1839 (execute_function_todo): Handle TODO_update_address_taken,
1840 call execute_update_addresses_taken for TODO_rebuild_alias.
1841 (execute_todo): Adjust.
1842 (execute_one_pass): Init dump files early.
1843 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1845 (create_general_new_stmt): Clear vops.
1846 * tree-ssa-reassoc.c (get_rank): Adjust.
1847 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1848 symbols for renaming.
1849 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1850 (PARAM_AVG_ALIASED_VOPS): Likewise.
1851 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1852 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1853 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1854 (operand_build_cmp, copy_virtual_operands,
1855 create_ssa_artificial_load_stmt, add_to_addressable_set,
1856 gimple_add_to_addresses_taken): Remove public functions.
1857 (unlink_stmt_vdef): New function.
1859 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1861 * config.gcc (powerpc-*-linux*): Merge variants.
1863 2009-04-02 Chao-ying Fu <fu@mips.com>
1864 James Grosbach <james.grosbach@microchip.com>
1866 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1867 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1869 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1870 keep_interrupts_masked_p, use_debug_exception_return_p.
1871 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1872 keep_interrupts_masked, use_debug_exception_return.
1873 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1874 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1876 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1877 (mips_print_operand): Process COP0 registers to print $0 .. $31
1878 correctly for GAS to process.
1879 (mips_interrupt_extra_call_saved_reg_p): New function.
1880 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1882 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1883 (mips_compute_frame_info): Add supports for interrupt context that
1884 includes doubleword accumulators and COP0 registers.
1885 (mips_for_each_saved_acc): New function.
1886 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1887 mips_for_each_saved_reg.
1888 (mips_save_reg): Save accumulators.
1889 (mips_kernel_reg_p): A new for_each_rtx callback.
1890 (mips_expand_prologue): Support interrupt handlers.
1891 (mips_restore_reg): Restore accumulators.
1892 (mips_expand_epilogue): Support interrupt handlers.
1893 (mips_can_use_return_insn): Return false for interrupt handlers.
1894 (mips_epilogue_uses): New function.
1895 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1896 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1897 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1898 cop0_move): New instructions.
1899 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1900 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1902 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1904 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1905 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1906 interrupt handlers, we use K0 as the temporary register.
1907 (EPILOGUE_USES): Change to a function call.
1908 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1909 handlers, we use K0 as the temporary register.
1911 * doc/extend.texi (Function Attributes): Document interrupt,
1912 use_shadow_register_set, keep_interrupts_masked,
1913 use_debug_exception_return for MIPS attributes.
1915 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1917 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1918 Remove a number of t-files from tmake_file.
1919 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1920 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1921 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1922 target_prototype, not TARGET_PROTOTYPE.
1923 (LINK_OS_GNU_SPEC): Define.
1924 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1925 and darwin-ldoubdle.c.
1927 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1930 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1931 (cpp_options): Ditto.
1932 (default_compilers): Ditto.
1933 (display_help): Ditto.
1934 (process_command): Ditto.
1936 (set_input): Use lbasename instead of duplicate code.
1937 (save_temps_prefix): New static for -save-temps=obj.
1938 (save_temps_length): Ditto.
1940 * doc/invoke.texi (-save-temps=obj): Document new variant to
1943 2009-04-02 Jeff Law <law@redhat.com>
1945 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1948 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1950 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1951 * configure: Regenerated.
1953 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1955 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1956 share the argument list.
1958 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1962 2009-02-12 Diego Novillo <dnovillo@google.com>
1964 * varpool.c (debug_varpool): New.
1965 * cgraph.h (debug_varpool): Declare.
1967 2009-04-02 Jan Hubicka <jh@suse.cz>
1969 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1972 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/i386.c (ix86_abi): Move initialization to ...
1975 (override_options): Here.
1977 2009-04-02 Christian Bruel <christian.bruel@st.com>
1979 * config/sh/sh.c (sh_dwarf_register_span): New function.
1980 (TARGET_DWARF_REGISTER_SPAN): Define.
1981 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1983 2009-04-02 Ira Rosen <irar@il.ibm.com>
1985 PR tree-optimization/39595
1986 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1987 interleaved loads group is not greater than the SLP group size.
1989 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1991 * builtins.c (is_builtin_name): New.
1992 (called_as_built_in): Use is_builtin_name.
1993 * tree.h (is_builtin_name): New.
1994 * varasm.c (incorporeal_function_p): Use is_builtin_name
1996 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1998 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2000 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2003 * c-decl.c: (clone_underlying_type): Move this ...
2004 * c-common.c (set_underlying_type): ... here.
2005 Also, make sure the function properly sets TYPE_STUB_DECL() on
2006 the newly created typedef variant type.
2007 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2008 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2011 2009-04-02 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/37221
2014 * tree-flow.h (degenerate_phi_result): Declare.
2015 * tree-ssa-dom.c (degenerate_phi_result): Export.
2016 * tree-scalar-evolution.c (analyze_initial_condition): If
2017 the initial condition is defined by a degenerate PHI node
2018 use the degenerate value.
2020 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2022 PR rtl-optimization/39588
2023 * combine.c (merge_outer_ops): Do not set the constant when this
2025 (simplify_shift_const_1): Do not modify it either in this case.
2027 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2029 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2030 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2032 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2035 * c-lex.c (interpret_float): Default (no suffix) is double.
2037 2009-04-1 Xinliang David Li <davidxl@google.com>
2039 * config/i386/i386.c (legitimate_constant_p): Recognize
2040 all one vector constant.
2042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2044 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2045 Change #include order to silence two warnings.
2047 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2049 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2050 (ASM_SPEC): Pass -k to the assembler for PIC code.
2052 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2054 * gcc/config.gcc: Add vax-*-linux* to the switch.
2055 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2056 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2058 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2060 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2061 Use predicate macros instead of GET_CODE() == foo.
2062 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2063 ashlsi3, rotrsi3, <unnamed>): Likewise.
2065 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2067 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2068 jbbccihi, jbbccisi): Remova trailing whitespace.
2069 * gcc/config/vax/constraints.md: Likewise.
2070 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2071 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2072 * gcc/config/vax/predicates.md: Likewise.
2073 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2074 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2075 * gcc/config/vax/vax.h: Likewise.
2076 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2080 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2081 (indirectable_address_p, adjacent_operands_p): Add spaces around
2083 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2087 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2088 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2089 index_term_p, reg_plus_index_p, legitimate_address_p,
2090 vax_mode_dependent_address_p): Update comments to match functions
2091 modified by the recent int->bool conversion.
2093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2095 * gcc/config/vax/builtins.md: Update copyright message.
2096 * gcc/config/vax/constraints.md: Likewise.
2097 * gcc/config/vax/netbsd-elf.h: Likewise.
2098 * gcc/config/vax/predicates.md: Likewise.
2099 * gcc/config/vax/vax-protos.h: Likewise.
2100 * gcc/config/vax/vax.c: Likewise.
2101 * gcc/config/vax/vax.h: Likewise.
2102 * gcc/config/vax/vax.md: Likewise.
2103 * gcc/config/vax/vax.opt: Likewise.
2105 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2107 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2108 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2109 * gcc/config/vax/constraints.md (B, R): Likewise.
2110 * gcc/config/vax/predicates.md (external_memory_operand,
2111 nonimmediate_addsub_di_operand): Likewise.
2112 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2113 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2114 untyped_call): Likewise.
2116 2009-04-01 Matt Thomas <matt@3am-software.com>
2118 * config/vax/predicates.md: New file.
2119 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2120 external_const_operand, nonsymbolic_operand, external_memory_operand,
2121 indirect_memory_operand, indexed_memory_operand,
2122 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2123 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2125 * config/vax/constraints.md: New file.
2126 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2128 * config/vax/builtins.md: New file.
2129 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2130 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2132 * config/vax/vax.opt (mqmath): Add option.
2133 * config/vax/vax.md (isfx): Extend with DI.
2134 (VAXintQH, VAXintQHSD): Define.
2135 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2136 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2137 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2138 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2139 (movdi): Update constraints and use vax_output_int_move().
2140 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2141 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2142 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2143 nonlocal_goto): New.
2144 (mov<mode>): Extend accepted operand types.
2145 (subdi3_old): Rename from subdi3, change update constraints and use
2146 a new implementation.
2147 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2148 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2149 MOVE_RATIO, CLEAR_RATIO): Define.
2150 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2151 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2152 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2153 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2154 (split_quadword_operands): Make static and really allow variable
2156 (print_operand_address): Update for PIC generation.
2157 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2158 indexable_address_p, fixup_mathdi_operand,
2159 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2160 (vax_float_literal, legitimate_constant_p,
2161 indirectable_constant_address_p, index_term_p,
2162 reg_plus_index_p): Return bool instead of int.
2163 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2165 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2167 (vax_output_conditional_branch): Indent.
2168 (legitimate_constant_address_p, indirectable_constant_address_p,
2169 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2170 vax_mode_dependent_address_p): Return bool instead of int, update for
2172 * config/vax/vax-protos.h (legitimate_constant_address_p,
2173 legitimate_constant_p, legitimate_address_p,
2174 vax_mode_dependent_address_p): Change declaration to bool.
2175 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2176 vax_expand_addsub_di_operands, vax_output_int_subtract,
2177 vax_output_movmemsi): Declare.
2178 (split_quadword_operands, vax_float_literal): Delete declaration.
2179 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2180 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2181 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2182 ASM_OUTPUT_DWARF_PCREL): Define.
2183 (ASM_SPEC): Change definition to allow PIC generation.
2185 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2187 * doc/sourcebuild.texi: Update front-end requirements.
2189 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2192 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2193 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2194 (booldi3_internal3): Use boolean_or_operator instead of
2197 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2200 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2201 declarator whose size is not an integer constant expression but
2202 folds to an integer constant, then treat it as a constant
2205 2009-04-01 Richard Guenther <rguenther@suse.de>
2207 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2208 i * 4 + 2 to (i * 2 + 1) * 2.
2210 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2213 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2214 return if c_parser_asm_string_literal returned NULL.
2216 2009-04-01 Nick Clifton <nickc@redhat.com>
2218 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2220 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2221 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2222 other typedefs to avoid conflicts with libgcc2.c. Define labels
2223 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2225 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2226 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2229 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2231 * varasm.c (default_function_rodata_section): Declare DOT as
2234 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2235 Andrey Galkin <agalkin@hypercom.com>
2238 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2239 Make object_name unique for each process.
2241 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2244 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2245 addressable variables in the parallel that could go out of scope while
2246 running queued tasks.
2248 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2250 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2251 (CASE_VALUES_THRESHOLD): Redefine.
2252 * config/avr/avr.c (avr_override_options): Remove initialization of
2253 avr_case_values_threshold variable.
2254 (avr_case_values_threshold): Remove variable. Add new function.
2255 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2256 * config/avr/avr.opt (mno-tablejump): Remove option.
2257 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2259 2009-04-01 DJ Delorie <dj@redhat.com>
2261 * varasm.c (default_function_rodata_section): Don't assume
2262 anything about where the first '.' in the section name is.
2264 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2266 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2267 rs6000_emit_stack_tie.
2269 2009-03-31 Ian Lance Taylor <iant@google.com>
2271 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2272 gimple_code with GIMPLE_RESX, not RESX.
2274 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2276 * c-common.c (c_get_ident): New.
2277 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2279 2009-04-01 Ben Elliston <bje@au.ibm.com>
2281 * config/rs6000/sysv4.opt (msdata): Improve option description.
2283 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2285 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2286 (divdf3_internal_lat): Remove.
2287 (divxf3_internal_lat): Remove.
2288 (divxf3_internal_thr): Remove.
2289 (divxf): Use divxf3_internal.
2290 * config/ia64/div.md (divsf3_internal_lat): New.
2291 (divdf3_internal_lat): New.
2292 (divxf3_internal): New.
2294 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2297 * Makefile.in (USE_GCC_STDINT): Define.
2298 (stmp-int-hdrs): Install stdint.h if applicable.
2299 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2301 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2302 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2303 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2304 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2305 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2306 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2307 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2308 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2309 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2310 (c_common_nodes_and_builtins): Initialize
2311 underlying_wchar_type_node. Do not initialize
2312 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2313 nodes for new types.
2314 (c_stddef_cpp_builtins): Define macros for new types.
2315 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2317 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2318 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2319 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2320 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2321 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2322 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2323 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2324 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2325 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2326 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2327 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2328 int16_type_node, int32_type_node, int64_type_node,
2329 uint8_type_node, uint16_type_node, c_uint32_type_node,
2330 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2331 int_least32_type_node, int_least64_type_node,
2332 uint_least8_type_node, uint_least16_type_node,
2333 uint_least32_type_node, uint_least64_type_node,
2334 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2335 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2336 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2337 uintptr_type_node): Define.
2338 * c-cppbuiltin.c (builtin_define_constants,
2339 builtin_define_type_minmax): New.
2340 (builtin_define_stdint_macros): Define more macros.
2341 (c_cpp_builtins): Define more limit macros.
2343 (builtin_define_type_max): Define in terms of
2344 builtin_define_type_minmax. Remove is_long parameter. All
2346 * config.gcc (use_gcc_stdint): Define.
2347 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2348 Add newlib-stdint.h for generic targets.
2349 * config/glibc-stdint.h, config/newlib-stdint.h,
2350 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2351 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2352 * config/score/score.h (UINTPTR_TYPE): Define.
2353 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2354 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2355 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2356 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2357 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2358 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2359 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2360 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2361 * config/spu/spu.h (STDINT_LONG32): Define.
2362 * configure.ac (use_gcc_stdint): Substitute.
2363 * configure: Regenerate.
2364 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2365 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2366 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2367 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2368 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2369 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2370 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2371 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2372 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2373 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2374 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2375 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2376 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2377 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2378 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2379 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2380 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2381 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2382 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2383 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2384 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2385 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2386 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2387 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2388 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2389 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2390 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2391 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2392 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2394 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2396 * loop-iv.c (suitable_set_for_replacement): Renamed from
2397 simplify_using_assignment; changed to return bool and to accept new
2398 args DEST and SRC. Return true iff we find a source/destination pair
2399 that can be used to make a replacement, and fill SRC and DEST if so.
2400 Remove arg ALTERED. Don't deal with altered regs here. All callers
2402 (simplify_using_initial_values): Deal with altered regs here and track
2403 more precisely the effect they have on the validity of our expression.
2405 * loop-iv.c (simplify_using_condition): A condition of the form
2406 (EQ REG CONST) can be used to simply make a substitution.
2407 (simplify_using_initial_values): Keep track of conditions we have seen
2408 and keep using them to simplify new expressions, while applying the
2409 same substitutions to them as to the expression.
2411 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2412 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2415 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2416 changed. Use this when trying to improve the upper bound.
2417 Generate the comparison by using simplify_gen_relational.
2419 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2421 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2423 (simplify_using_assignment, simplify_using_initial_values): Call
2424 replace_in_expr to make replacements. Call replace_single_def_regs
2425 once on the initial version of the expression.
2427 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2430 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2432 2009-03-31 Richard Guenther <rguenther@suse.de>
2435 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2436 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2438 2009-03-31 Richard Guenther <rguenther@suse.de>
2440 * tree.h (div_if_zero_remainder): Declare.
2441 * fold-const.c (div_if_zero_remainder): Export.
2442 * tree-ssa-forwprop.c
2443 (forward_propagate_addr_into_variable_array_index): Handle
2444 constant array index addition outside of the variable index.
2446 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2449 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2450 define_splits, floatunssi<mode>2): Require x87 conversions from
2451 DImode to be permitted.
2453 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2455 PR preprocessor/15638
2456 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2458 2009-03-31 Richard Guenther <rguenther@suse.de>
2462 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2463 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2464 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2465 a separate statement.
2466 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2467 (lookup_tmp_var): Likewise.
2468 (is_gimple_formal_tmp_or_call_rhs): Remove.
2469 (is_gimple_reg_or_call_rhs): Rename to ...
2470 (is_gimple_reg_rhs_or_call): ... this.
2471 (is_gimple_mem_or_call_rhs): Rename to ...
2472 (is_gimple_mem_rhs_or_call): ... this.
2473 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2474 DECL_GIMPLE_REG_P only if is_formal is true.
2475 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2476 for non-proper post-modify expression gimplification.
2477 (gimplify_self_mod_expr): For post-modify expressions gimplify
2478 the lvalue to a minimal lvalue.
2479 (rhs_predicate_for): Remove formal temp case.
2480 (gimplify_modify_expr_rhs): Likewise.
2481 (gimplify_addr_expr): Use is_gimple_reg.
2482 (gimplify_expr): Remove formal temp cases.
2483 (gimple_regimplify_operands): Likewise.
2484 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2485 and FILTER_EXPR like constants.
2486 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2488 (is_gimple_formal_tmp_rhs): Remove.
2489 (is_gimple_reg_rhs): Remove special casing.
2490 (is_gimple_mem_rhs): Fix.
2491 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2492 (is_gimple_formal_tmp_var): Remove.
2493 (is_gimple_formal_tmp_reg): Likewise.
2494 (is_gimple_min_lval): Allow invariant component ref parts.
2495 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2496 is_gimple_formal_tmp_reg): Remove declarations.
2497 * tree-cfg.c (verify_expr): Verify that variables with address
2498 taken do not have DECL_GIMPLE_REG_P set.
2499 * tree-mudflap.c (mf_build_check_statement_for): Use
2500 force_gimple_operand instead of gimplify_expr.
2502 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2504 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2505 schedulable rows to compute_split_row.
2507 2009-03-31 Ben Elliston <bje@au.ibm.com>
2510 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2513 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2515 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2516 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2517 * configure: Regenerate.
2518 * config.in: Regenerate.
2519 * config/rs6000/rs6000.opt (mtls-markers): Add.
2520 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2521 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2522 (tls_ld_aix, tls_ld_sysv): Likewise.
2523 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2524 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2526 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2528 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2530 2009-03-30 Jan Hubicka <jh@suse.cz>
2532 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2534 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2535 detection and label handling.
2537 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2539 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2540 left_conflicts_size.
2541 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2542 ALLOCNO_LEFT_CONFLICTS_SIZE.
2544 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2545 remove_allocno_from_bucket_and_push,
2546 allocno_spill_priority_compare, push_allocnos_to_stack,
2547 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2548 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2549 (setup_allocno_left_conflicts_num): Ditto. Rename to
2550 setup_allocno_left_conflicts_size.
2551 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2552 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2553 setup_allocno_left_conflicts_size instead of
2554 setup_allocno_left_conflicts_num.
2556 * ira-build.c (ira_create_allocno): Use
2557 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2558 ALLOCNO_LEFT_CONFLICTS_NUM.
2560 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2562 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2563 instead of DF_LR_OUT.
2565 * ira-lives.c (process_bb_node_lives): Ditto.
2567 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2568 instead of DF_LR_{OUT,IN}.
2570 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2572 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2574 2009-03-30 Jan Hubicka <jh@suse.cz>
2576 * except.c (label_to_region_map): Fix thinko.
2578 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2581 * tree.h (tree_find_value): New declaration.
2582 * tree.c (tree_find_value): New function.
2583 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2585 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2588 * c-decl.c (struct c_binding): Add locus field.
2589 (bind): Add locus argument, set locus field from it.
2590 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2591 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2592 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2593 implicitly_declare, undeclared_variable, lookup_label,
2594 declare_label, c_make_fname_decl, c_builtin_function,
2595 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2598 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2601 * config/i386/i386.c (classify_argument): Check total size of
2604 2009-03-30 Martin Jambor <mjambor@suse.cz>
2606 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2607 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2608 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2611 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2612 seen_variable_array_ref while also traversing a union.
2614 * tree-inline.c (optimize_inline_calls): Do not call
2615 cgraph_node_remove_callees.
2616 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2617 (pass_remove_cgraph_callee_edges): New variable.
2618 * passes.c (init_optimization_passes): Add
2619 pass_remove_cgraph_callee_edges after early inlining and before all
2620 late intraprocedural passes.
2622 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2624 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2626 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2629 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2631 * combine.c (simplify_comparison): Use have_insn_for.
2632 * dojump.c (do_jump): Likewise.
2634 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2636 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2637 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2638 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2639 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2640 instead of sparc_compare_emitted.
2641 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2642 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2643 instead of sparc_compare_emitted.
2645 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2647 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2648 enter/exit cfglayout mode.
2649 (pass_partition_block): Require it.
2650 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2651 (combine_instructions): Track basic blocks instead of labels.
2652 (update_cfg_for_uncondjump): New.
2653 (try_combine): Use it. Update jumps after rescanning.
2654 (pass_combine): Require PROP_cfglayout.
2655 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2657 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2659 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2660 Provide/destroy PROP_cfglayout respectively.
2661 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2662 * tree-pass.h (PROP_cfglayout): New.
2664 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2666 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2667 fold_convert_const_fixed_from_fixed,
2668 fold_convert_const_fixed_from_int,
2669 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2670 set TREE_CONSTANT_OVERFLOW.
2671 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2672 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2674 2009-03-30 Ira Rosen <irar@il.ibm.com>
2676 * tree-vect-loop-manip.c: New file.
2677 * tree-vectorizer.c: Update documentation and included files.
2678 (vect_loop_location): Make extern.
2679 (rename_use_op): Move to tree-vect-loop-manip.c
2680 (rename_variables_in_bb, rename_variables_in_loop,
2681 slpeel_update_phis_for_duplicate_loop,
2682 slpeel_update_phi_nodes_for_guard1,
2683 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2684 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2685 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2686 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2687 find_loop_location): Likewise.
2688 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2689 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2690 get_vectype_for_scalar_type, vect_is_simple_use,
2691 supportable_widening_operation, supportable_narrowing_operation):
2693 (bb_in_loop_p): Move to tree-vect-loop.c.
2694 (new_loop_vec_info, destroy_loop_vec_info,
2695 reduction_code_for_scalar_code, report_vect_op,
2696 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2697 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2698 (vect_supportable_dr_alignment): Likewise.
2699 * tree-vectorizer.h (tree-data-ref.h): Include.
2700 (vect_loop_location): Declare.
2701 Reorganize function declarations according to the new file structure.
2702 * tree-vect-loop.c: New file.
2703 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2704 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2705 * tree-vect-data-refs.c: New file.
2706 * tree-vect-patterns.c (timevar.h): Don't include.
2707 * tree-vect-stmts.c: New file.
2708 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2709 tree-vect-slp.c, tree-vect-loop.c.
2710 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2711 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2712 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2713 (tree-vect-analyze.o): Remove.
2714 (tree-vect-transform.o): Likewise.
2715 (tree-vect-data-refs.o): Add rule.
2716 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2717 tree-vect-slp.o): Likewise.
2718 (tree-vect-patterns.o): Remove redundant dependencies.
2719 (tree-vectorizer.o): Likewise.
2720 * tree-vect-slp.c: New file.
2722 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2724 * optc-gen.awk: Warn if an option flag has multiple different
2727 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2729 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2730 -floop-block): Document dependences on PPL, CLooG and Graphite.
2732 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2734 PR rtl-optimization/323
2735 * c-common.c (c_fully_fold, convert_and_check,
2736 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2737 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2738 * c-common.def (EXCESS_PRECISION_EXPR): New.
2739 * c-cppbuiltin.c (builtin_define_float_constants): Define
2740 constants with enough digits for long double.
2741 * c-lex.c (interpret_float): Interpret constant with excess
2742 precision where appropriate.
2743 * c-opts.c (c_common_post_options): Set
2744 flag_excess_precision_cmdline. Give an error for
2745 -fexcess-precision=standard for C++ for processors where the
2746 option is significant.
2747 * c-parser.c (c_parser_conditional_expression): Handle excess
2748 precision in condition.
2749 * c-typeck.c (convert_arguments): Handle arguments with excess
2751 (build_unary_op): Move excess precision outside operation.
2752 (build_conditional_expr): Likewise.
2753 (build_compound_expr): Likewise.
2754 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2755 (build_modify_expr): Handle excess precision in RHS.
2756 (convert_for_assignment): Handle excess precision in converted
2758 (digest_init, output_init_element, process_init_element): Handle
2759 excess precision in initializer.
2760 (c_finish_return): Handle excess precision in return value.
2761 (build_binary_op): Handle excess precision in operands and add
2762 excess precision as needed for operation.
2763 * common.opt (-fexcess-precision=): New option.
2764 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2765 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2766 For standard excess precision, output explicit conversion to and
2767 truncation from XFmode.
2768 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2769 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2770 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2771 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2772 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2773 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2774 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2775 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2776 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2777 define_splits, sqrt<mode>2): Disable where appropriate for
2778 standard excess precision.
2779 * convert.c (convert_to_real): Do not shorten arithmetic to type
2780 for which excess precision would be used.
2781 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2782 * doc/invoke.texi (-fexcess-precision=): Document option.
2783 (-mfpmath=): Correct index entry.
2784 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2785 flag_excess_precision): New.
2786 * langhooks.c (lhd_post_options): Set
2787 flag_excess_precision_cmdline.
2788 * opts.c (common_handle_option): Handle -fexcess-precision=.
2789 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2790 init_excess_precision): New.
2791 (lang_dependent_init_target): Call init_excess_precision.
2792 * tree.c (excess_precision_type): New.
2793 * tree.h (excess_precision_type): Declare.
2795 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2798 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2799 non-lvalue to component.
2801 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2803 PR preprocessor/34695
2804 * Makefile.in (c-opts.o): Depend on c-tree.h.
2805 * c-common.c: Move down include of diagnostic.h.
2806 (done_lexing, c_cpp_error): New.
2807 * c-common.h (done_lexing): Declare.
2808 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2810 * c-opts.c: Include c-tree.h.
2811 (c_common_init_options): Set preprocessor error callback.
2812 (c_common_handle_option): Do not set preprocessor
2813 inhibit_warnings, warnings_are_errors, warn_system_headers,
2814 pedantic_errors or inhibit_warnings flags.
2815 (c_common_post_options): Do not check cpp_errors (parse_in).
2816 (c_common_finish): Do not output dependencies if there were
2817 errors. Do not check return value of cpp_finish.
2818 * c-ppoutput.c (pp_file_change): Set input_location.
2819 * c-tree.h (c_cpp_error): Declare.
2820 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2822 (diagnostic_build_prefix): Check override_column.
2823 * diagnostic.h (diagnostic_info): Add override_column field.
2824 (diagnostic_override_column): Define.
2826 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2828 * c-common.c (c_expand_expr, c_staticp): Remove.
2829 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2830 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2831 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2832 * c-gimplify.c (gimplify_compound_literal_expr,
2833 optimize_compound_literals_in_ctor): Remove.
2834 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2835 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2836 * c-semantics.c (emit_local_var): Remove.
2838 * langhooks-def.h (lhd_expand_expr): Remove.
2839 * langhooks.c (lhd_expand_expr): Remove.
2840 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2842 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2843 handling from c-semantics.c; don't call into langhook.
2844 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2845 * gimplify.c (gimplify_compound_literal_expr,
2846 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2847 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2848 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2849 as was done in c-gimplify.c.
2850 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2851 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2852 Move from c-common.h.
2853 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2855 * tree.c (staticp): Do not call langhook.
2856 * langhooks.c (lhd_staticp): Delete.
2857 * langhooks-def.h (lhd_staticp): Delete prototype.
2858 (LANG_HOOKS_STATICP): Delete.
2859 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2861 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2862 instead of DECL_STMTs.
2864 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2872 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2874 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2875 contained expression.
2876 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2877 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2878 conditional expressions for C.
2879 (decl_constant_value_for_optimization): Move from
2880 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2881 whether optimizing and that the expression is a VAR_DECL not of
2882 array type instead of doing such checks in the caller. Do not
2883 check pedantic. Call gcc_unreachable for C++.
2884 * c-common.def (C_MAYBE_CONST_EXPR): New.
2885 * c-common.h (c_fully_fold, c_save_expr,
2886 decl_constant_value_for_optimization): New prototypes.
2887 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2888 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2889 EXPR_INT_CONST_OPERANDS): Define.
2890 * c-convert.c (convert): Strip nops from expression.
2891 * c-decl.c (groktypename): Take extra parameters expr and
2892 expr_const_operands. Update call to grokdeclarator.
2893 (start_decl): Update call to grokdeclarator. Add statement for
2894 expressions used in type of decl.
2895 (grokparm): Update call to grokdeclarator.
2896 (push_parm_decl): Update call to grokdeclarator.
2897 (build_compound_literal): Add parameter non_const and build a
2898 C_MAYBE_COSNT_EXPR if applicable.
2899 (grokdeclarator): Take extra parameters expr and
2900 expr_const_operands. Track expressions used in declaration
2901 specifiers and declarators. Fold array sizes and track whether
2902 they are constant expressions and whether they are integer
2903 constant expressions.
2904 (parser_xref_tag): Set expr and expr_const_operands fields in
2906 (grokfield): Update call to grokdeclarator.
2907 (start_function): Update call to grokdeclarator.
2908 (build_null_declspecs): Set expr and expr_const_operands fields in
2910 (declspecs_add_type): Handle expressions in typeof specifiers.
2911 * c-parser.c (c_parser_declspecs): Set expr and
2912 expr_const_operands fields for declaration specifiers.
2913 (c_parser_enum_specifier): Likewise.
2914 (c_parser_struct_or_union_specifier): Likewise.
2915 (c_parser_typeof_specifier): Likewise. Update call to
2916 groktypename. Fold expression as needed. Return expressions with
2917 type instead of adding statements.
2918 (c_parser_attributes): Update calls to c_parser_expr_list.
2919 (c_parser_statement_after_labels): Fold expression before passing
2920 to objc_build_throw_stmt.
2921 (c_parser_condition): Fold expression.
2922 (c_parser_asm_operands): Fold expression.
2923 (c_parser_conditional_expression): Use c_save_expr. Update call
2924 to build_conditional_expr.
2925 (c_parser_alignof_expression): Update call to groktypename.
2926 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2927 original_code. Fold expression argument of va_arg. Create
2928 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2929 argument to va_arg. Update calls to groktypename. Fold array
2930 index for offsetof. Verify that first argument to
2931 __builtin_choose_expr has integer type.
2932 (c_parser_postfix_expression_after_paren_type): Update calls to
2933 groktypename and build_compound_literal. Handle expressions with
2934 side effects in type name.
2935 (c_parser_postfix_expression_after_primary): Update call to
2936 c_parser_expr_list. Set original_code for calls to
2937 __builtin_constant_p.
2938 (c_parser_expr_list): Take extra parameter fold_p. Fold
2939 expressions if requested.
2940 (c_parser_objc_type_name): Update call to groktypename.
2941 (c_parser_objc_synchronized_statement): Fold expression.
2942 (c_parser_objc_receiver): Fold expression.
2943 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2944 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2945 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2946 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2947 (struct c_typespec): Add elements expr and expr_const_operands.
2948 (struct c_declspecs): Add elements expr and expr_const_operands.
2949 (groktypename, build_conditional_expr, build_compound_literal):
2951 (in_late_binary_op): Declare.
2952 * c-typeck.c (note_integer_operands): New function.
2953 (in_late_binary_op): New variable.
2954 (decl_constant_value_for_broken_optimization): Move to c-common.c
2955 and rename to decl_constant_value_for_optimization.
2956 (default_function_array_conversion): Do not strip nops.
2957 (default_conversion): Do not call
2958 decl_constant_value_for_broken_optimization.
2959 (build_array_ref): Do not fold result.
2960 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2961 result when operand is a VLA.
2962 (c_expr_sizeof_type): Update call to groktypename. Handle
2963 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2964 result when operand names a VLA type.
2965 (build_function_call): Update call to build_compound_literal.
2966 Only fold result for calls to __builtin_* functions. Strip
2967 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2968 the function designator.
2969 (convert_arguments): Fold arguments. Update call to
2970 convert_for_assignment.
2971 (build_unary_op): Handle increment and decrement of
2972 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2973 decrement earlier. Fold operand of increment and decrement.
2974 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2975 built for integer operand. Wrap returns that are INTEGER_CSTs
2976 without being integer constant expressions or that have integer
2977 constant operands without being INTEGER_CSTs.
2978 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2979 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2980 result is an integer constant expression or can be used in
2981 unevaluated parts of one and avoid folding and wrap as
2982 appropriate. Fold operands before possibly doing -Wsign-compare
2984 (build_compound_expr): Wrap result for C99 if operands can be used
2985 in integer constant expressions.
2986 (build_c_cast): Update call to digest_init. Do not ignore
2987 overflow from casting floating-point constants to integers. Wrap
2988 results that could be confused with integer constant expressions,
2989 null pointer constants or floating-point constants.
2990 (c_cast_expr): Update call to groktypename. Handle expressions
2991 included in type name.
2992 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2993 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2994 Update calls to convert_for_assignment.
2995 (convert_for_assignment): Take new parameter
2996 null_pointer_constant. Do not strip nops or call
2997 decl_constant_value_for_broken_optimization. Set
2998 in_late_binary_op for conversions to boolean.
2999 (store_init_value): Update call to digest_init.
3000 (digest_init): Take new parameter null_pointer_constant. Do not
3001 call decl_constant_value_for_broken_optimization. pedwarn for
3002 initializers not constant expressions. Update calls to
3003 convert_for_assignment.
3004 (constructor_nonconst): New.
3005 (struct constructor_stack): Add nonconst element.
3006 (really_start_incremental_init, push_init_level, pop_init_level):
3007 Handle constructor_nonconst and nonconst element.
3008 (set_init_index): Call constant_expression_warning for array
3010 (output_init_element): Fold value. Set constructor_nonconst as
3011 applicable. pedwarn for initializers not constant expressions.
3012 Update call to digest_init. Call constant_expression_warning
3013 where constant initializers are required.
3014 (process_init_element): Use c_save_expr.
3015 (c_finish_goto_ptr): Fold expression.
3016 (c_finish_return): Fold return value. Update call to
3017 convert_for_assignment.
3018 (c_start_case): Fold switch expression.
3019 (c_process_expr_stmt): Fold expression.
3020 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3021 ensure statement expression is not evaluated in constant expression.
3022 (build_binary_op): Track whether results are integer constant
3023 expressions or may occur in such, disable folding and wrap results
3024 as applicable. Fold operands for -Wsign-compare warnings unless
3026 (c_objc_common_truthvalue_conversion): Handle results folded to
3027 integer constants that are not integer constant expressions.
3028 * doc/extend.texi: Document when typeof operands are evaluated,
3029 that condition of __builtin_choose_expr is an integer constant
3030 expression, and more about use of __builtin_constant_p in
3033 2009-03-29 Richard Guenther <rguenther@suse.de>
3035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3036 propagate addresses of array references.
3038 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3040 * regmove.c (perhaps_ends_bb_p): Remove.
3041 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3042 from INSN and check that the main loop stays within that basic block.
3043 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3044 (regmove_forward_pass): Split out from regmove_optimize. Use
3045 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3046 (regmove_backward_pass): Split out from regmove_optimize. Use
3047 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3048 (regmove_optimize): Simplify.
3050 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3053 * config/i386/i386.c (classify_argument): Ignore flexible array
3054 member in struct and warn ABI change.
3056 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3058 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3060 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3061 (ix86_adjust_cost): Updated.
3063 2009-03-29 Jan Hubicka <jh@suse.cz>
3066 * tree-pass.h (pass_cleanup_eh): New function.
3067 (remove_unreachable_regions): Break code handling RTL
3068 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3069 that can not be reached by runtime.
3070 (can_be_reached_by_runtime): New function.
3071 (label_to_region_map): New function.
3072 (num_eh_regions): New function.
3073 (rtl_remove_unreachable_regions): New function.
3074 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3075 (remove_eh_region): New function.
3076 * except.h: Include sbitmap and vecprim.
3077 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3078 num_eh_regions): Declare.
3079 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3080 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3081 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3082 (tree_empty_eh_handler_p): New function.
3083 (cleanup_empty_eh): New function.
3084 (cleanup_eh): New function.
3085 (pass_cleanup_eh): New function.
3087 2009-03-29 Jan Hubicka <jh@suse.cz>
3089 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3090 for removed regions.
3092 2009-03-29 Jan Hubicka <jh@suse.cz>
3094 * except.c (dump_eh_tree): Dump all datastructures.
3096 2009-03-29 Jan Hubicka <jh@suse.cz>
3098 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3099 (duplicate_eh_regions_1): Likewise.
3100 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3101 vector; call EH verification.
3102 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3103 Be ready for region being removed.
3105 2009-03-29 Jan Hubicka <jh@suse.cz>
3107 * bitmap.c (bitmap_last_set_bit): New function.
3108 * bitmap.h (bitmap_last_set_bit): Declare.
3110 2009-03-29 David Ayers <ayers@fsfe.org>
3113 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3114 by calling objc_compare_types and surpress warnings about
3115 incompatible C pointers that are compatible ObjC pointers.
3117 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3119 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3120 call initialize_inline_failed.
3121 (initialize_inline_failed): Move it from here ...
3122 * cgraph.c (initialize_inline_failed): ... to here.
3123 (cgraph_create_edge): Call initialize_inline_failed rather than
3124 setting inline_failed directly.
3126 2009-03-29 Ben Elliston <bje@au.ibm.com>
3129 * sysv4.opt (msdata): Improve comment.
3130 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3131 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3133 2009-03-29 Ben Elliston <bje@au.ibm.com>
3136 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3137 load and store attributes.
3139 2009-03-29 Ben Elliston <bje@au.ibm.com>
3141 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3142 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3143 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3144 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3145 __builtin_infq and __builtin_huge_valq.
3147 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3149 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3151 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3152 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3154 2009-03-28 Xinliang David Li <davidxl@google.com>
3156 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3157 (do_dbg_cnt): New function.
3159 2009-03-28 Jan Hubicka <jh@suse.cz>
3161 Merge from pretty-ipa:
3163 2009-03-27 Jan Hubicka <jh@suse.cz>
3165 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3166 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3167 * passes.c (function_called_by_processed_nodes_p): New.
3168 * ipa-pure-const.c (check_call): Fix handling of operands.
3169 (analyze_function): Dump debug output for skipped bodies.
3170 (local_pure_const): Use function_called_by_processed_nodes_p.
3171 * dwarf2out.c (reference_to_unused): Use output.
3172 * passes.c (do_per_function_toporder): Likewise.
3174 2008-11-12 Jan Hubicka <jh@suse.cz>
3176 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3177 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3178 state_set_in_source enum
3179 (check_decl): Ignore memory tags; do not set fake looping flags;
3181 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3182 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3183 (check_call, analyze_function): Rewrite.
3185 (add_new_function): Update call of analyze_function.
3186 (generate_summary): Add call of analyze_function.
3187 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3188 (local_pure_const): New function.
3189 (pass_local_pure_const): New pass.
3190 * ipa-inline.c (inline_transform): Set after_inlining.
3191 * tree-eh.c (stmt_can_throw_external): New.
3192 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3193 work with aliasing built.
3194 * tree-flow.h (stmt_can_throw_external): New.
3195 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3196 and local pure/const pass in early and late optimization queue.
3198 2009-03-28 Martin Jambor <mjambor@suse.cz>
3200 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3202 (fold_binary): Allow function decl aligment consideration is the
3203 second argument is integer constant one.
3204 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3205 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3206 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3208 2009-03-28 Jan Hubicka <jh@suse.cz>
3210 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3211 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3212 * function.h (rtl_data): Add nothrow flag.
3213 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3214 set DECL_NOTHROW for AVAILABLE functions.
3216 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3218 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3219 following vector keyword has expansion starting with pixel or bool
3220 keyword, expand vector to __vector and pixel or bool to __pixel or
3224 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3225 warn_if_disallowed_function_p): Removed.
3226 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3227 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3228 warning_if_disallowed_function_p.
3229 * flags.h (warn_if_disallowed_function_p,
3230 warn_disallowed_functions): Removed.
3231 * common.opt (Wdisallowed-function-list=): Removed.
3232 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3234 2009-03-28 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/38723
3237 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3240 2009-03-28 Jan Hubicka <jh@suse.cz>
3242 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3243 test introduced by my previous patch.
3245 2009-03-28 Richard Guenther <rguenther@suse.de>
3247 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3248 the PHIs value undefined.
3250 2009-03-28 Jan Hubicka <jh@suse.cz>
3252 * tree-pass.h (pass_fixup_cfg): New pass.
3253 * ipa-inline.c (inline_transform): Set
3254 always_inline_functions_inlined/after_inlining.
3255 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3256 (pass_fixup_cfg): New pass.
3257 * passes.c (init_optimization_passes): Add fixup_cfg.
3259 2009-03-28 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/38458
3262 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3263 argument use the arguments copy-of value.
3265 2009-03-28 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/38180
3268 * tree-ssa-ccp.c (get_default_value): Simplify.
3269 (likely_value): Likewise.
3270 (surely_varying_stmt_p): Properly handle VOP case.
3271 (ccp_initialize): Likewise.
3272 (ccp_fold): Handle propagating through *&.
3273 (fold_const_aggregate_ref): Also handle decls.
3275 2009-03-28 Jan Hubicka <jh@suse.cz>
3277 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3278 * cgraph.h (cgraph_node): Likewise.
3279 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3280 (cgraph_reset_node): Use process flag.
3281 (cgraph_mark_functions_to_output): Likewise.
3282 (cgraph_expand_function): Likewise.
3283 (cgraph_expand_all_functions): Likewise.
3284 (cgraph_output_in_order): Likewise.
3285 * dwarf2out.c (reference_to_unused): Likewise.
3286 * passes.c do_per_function_toporder): Likewise.
3288 2009-03-28 Jan Hubicka <jh@suse.cz>
3290 Bring from lto-branch:
3292 2008-09-03 Doug Kwan <dougkwan@google.com>
3294 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3295 enums instead of reason strings.
3296 * cgraph.c (cgraph_create_edge): Same.
3297 (cgraph_inline_failed_string): New function.
3298 * cgraph.h (cgraph_inline_failed_t): New enum type.
3299 (cgraph_inline_failed_string): New prototype.
3300 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3301 char pointer to cgraph_inline_failed_t.
3302 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3303 (cgraph_default_inline_p): Ditto.
3304 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3305 to cgraph_inline_failed_t pointer.
3306 * cif-code.def: New file.
3307 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3309 (cgraph_check_inline_limits): Change type of REASON to pointer to
3310 cgraph_inline_failed_t. Replace reason strings with enums.
3311 (cgraph_default_inline_p): Ditto.
3312 (cgraph_recursive_inlining_p): Ditto.
3313 (update_caller_keys): Change type of FAILED_REASON to
3314 cgraph_inline_failed_t.
3315 (cgraph_set_inline_failed): Change type of REASON to pointer to
3316 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3317 convert enums to strings for text output.
3318 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3319 to be of type cgraph_inline_failed_t. Replace reason strings with
3320 enums. Call cgraph_inline_failed_string to covert enums
3321 to strings for text output.
3322 (cgraph_decide_inlining): Replace reason strings with enums.
3323 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3324 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3326 * tree-inline.c (expand_call_inline): Change type of REASON
3327 to cgraph_inline_failed_t. Replace reason strings with enums.
3328 Call cgraph_inline_failed_string for text output.
3329 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3332 2009-03-28 Jan Hubicka <jh@suse.cz>
3334 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3335 cgraph_clone_node): Remove master clone handling.
3336 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3337 * cgraph.h (master_clone): Remove.
3338 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3339 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3340 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3342 2009-03-28 Jan Hubicka <jh@suse.cz>
3344 * cgraph.c (cgraph_function_body_availability): Functions declared
3345 inline are always safe to assume that it is not going to be replaced.
3347 2009-03-28 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/38513
3350 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3352 EXC_PTR_EXPR and FILTER_EXPR.
3353 (get_ref_from_reference_ops): Likewise.
3355 2009-03-28 Richard Guenther <rguenther@suse.de>
3357 PR tree-optimization/38968
3358 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3359 Use FLOOR_MOD_EXPR to compute misalignment.
3361 2009-03-28 Richard Guenther <rguenther@suse.de>
3363 PR tree-optimization/37795
3364 * tree.h (combine_comparisons): Declare.
3365 * fold-const.c (combine_comparisons): Export.
3366 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3368 (ifcombine_iforif): Use combine_comparisons.
3370 2009-03-28 Jan Hubicka <jh@suse.cz>
3372 * tree-eh.c (inlinable_call_p): New function.
3373 (make_eh_edges): Use it.
3374 (verify_eh_edges): Use it.
3375 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3376 * except.c (reachable_next_level): Add inlinable_function argument
3377 (sjlj_find_directly_reachable_regions): Update.
3378 (add_reachable_handler): Do not set saw_any_handlers.
3379 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3380 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3381 Add new inlinable call parameter.
3382 (can_throw_internal, can_throw_external): Update.
3383 * except.h (can_throw_internal_1, can_throw_external_1,
3384 foreach_reachable_handler): Update declaration.
3386 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3388 * config/arm/t-arm-coff, config/h8300/coff.h,
3389 config/i386/i386-aout.h, config/i386/i386-coff.h,
3390 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3391 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3392 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3393 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3394 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3395 sys-types.h: Remove.
3396 * Makefile.in: Remove protoize and fixproto support and references
3398 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3399 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3401 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3402 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3403 unprotoize$(exeext).
3404 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3405 (.PHONY): Don't depend on proto.
3406 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3407 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3408 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3409 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3410 build/gen-protos.o, build/scan.o, xsys-protos.h,
3411 build/fix-header$(build_exeext), build/fix-header.o,
3412 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3413 stmp-install-fixproto): Remove.
3414 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3415 SYSCALLS.c or fixproto files.
3416 (install-common): Don't install protoize.
3417 (install-headers-tar, install-headers-cpio, install-headers-cp):
3418 Don't depend on $(STMP_FIXPROTO).
3419 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3420 install fixproto files or write out fixproto settings.
3421 (uninstall): Don't uninstall protoize.
3422 * config.gcc (use_fixproto): Remove.
3423 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3424 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3425 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3426 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3427 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3428 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3429 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3430 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3431 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3432 * config/t-vxworks (STMP_FIXPROTO): Remove.
3433 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3434 STMP_FIXPROTO): Remove.
3435 * config.in, configure: Regenerate.
3436 * crtstuff.c (gid_t, uid_t): Don't undefine.
3437 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3438 (arm-*-coff, arm-*-aout: Remove target entries.
3439 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3440 Remove mention of AIX 4.1.
3441 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3442 * doc/invoke.texi (Running Protoize): Remove.
3443 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3444 (Protoize Caveats): Remove.
3445 * tsystem.h: Update comments on headers assumed to exist.
3447 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3449 * genautomata.c: Add a new year to the copyright. Add a new
3451 (struct insn_reserv_decl): Add comments for member bypass_list.
3452 (find_bypass): Remove.
3453 (insert_bypass): New.
3454 (process_decls): Use insert_bypass.
3455 (output_internal_insn_latency_func): Output all bypasses with the
3456 same input insn in one switch case.
3458 * rtl.def (define_bypass): Describe bypass choice.
3459 * doc/md.texi (define_bypass): Ditto.
3461 2009-03-27 Richard Guenther <rguenther@suse.de>
3463 * gimplify.c (mark_addressable): Export.
3464 * tree-flow.h (mark_addressable): Declare.
3465 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3466 * tree-ssa.c (verify_phi_args): Verify that address taken
3467 variables have TREE_ADDRESSABLE set.
3469 2009-03-27 Richard Guenther <rguenther@suse.de>
3471 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3472 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3473 Do not mark decls TREE_ADDRESSABLE.
3474 (build_fold_addr_expr): Adjust.
3475 (fold_addr_expr): Remove.
3476 (fold_unary): Use build_fold_addr_expr.
3477 (fold_comparison): Likewise.
3478 (split_address_to_core_and_offset): Likewise.
3479 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3481 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3482 (gimplify_modify_expr_to_memcpy): Mark source and destination
3484 * omp-low.c (create_omp_child_function): Mark the object decl
3486 (lower_rec_input_clauses): Mark the var we take the address of
3488 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3490 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3493 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3494 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3496 2009-03-27 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/39120
3499 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3501 (handle_lhs_call): Process return constraints. Add escape
3502 constraints if necessary.
3503 (handle_const_call): Fill out return constraints. Make nested
3504 case more precise. Avoid consttmp if possible.
3505 (handle_pure_call): Fill out return constraints. Avoid
3506 callused if possible.
3507 (find_func_aliases): Simplify call handling.
3509 2009-03-27 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/39120
3512 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3513 as a representative.
3514 (solve_graph): Do propagate CALLUSED.
3515 (handle_pure_call): Use a scalar constraint from CALLUSED for
3517 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3520 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3523 * c-common.c (handle_aligned_attribute): Properly check alignment
3524 overflow. Use (1U << i) instead of (1 << i).
3526 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3528 * expr.h (get_mem_align_offset): Updated.
3530 * tree.h (tree_decl_common): Change align to "unsigned int" and
3531 move it before pointer_alias_set.
3533 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3534 Jakub Jelinek <jakub@redhat.com>
3537 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3538 gr_register_operand with gr_reg_or_0_operand.
3539 (cmpxchg_rel_di): Likewise.
3540 (sync_lock_test_and_set<mode>): Likewise.
3542 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3544 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3545 (true_regnum): Likewise.
3547 * rtlanal.c (subreg_info): Moved to ...
3548 * rtl.h (subreg_info): Here. New.
3549 (subreg_get_info): New.
3551 * rtlanal.c (subreg_get_info): Make it extern.
3553 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3556 * config/i386/i386.c (ix86_abi): New.
3557 (override_options): Handle -mabi=.
3558 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3559 (ix86_call_abi_override): Likewise.
3560 (init_cumulative_args): Likewise.
3561 (function_arg_advance): Likewise.
3562 (function_arg_64): Likewise.
3563 (function_arg): Likewise.
3564 (ix86_pass_by_reference): Likewise.
3565 (ix86_function_value_regno_p): Likewise.
3566 (ix86_build_builtin_va_list_abi): Likewise.
3567 (setup_incoming_varargs_64): Likewise.
3568 (is_va_list_char_pointer): Likewise.
3569 (ix86_init_machine_status): Likewise.
3570 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3571 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3572 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3573 (ix86_function_abi): Make it static and return enum calling_abi.
3574 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3576 (ix86_fn_abi_va_list): Updated.
3578 * config/i386/i386.h (ix86_abi): New.
3579 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3580 (CONDITIONAL_REGISTER_USAGE): Likewise.
3581 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3582 (machine_function): Likewise.
3584 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3586 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3587 (STACK_BOUNDARY): Likewise.
3588 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3590 * config/i386/i386.opt (mabi=): New.
3592 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3593 return enum calling_abi.
3594 (ix86_function_type_abi): Likewise.
3595 (ix86_function_abi): Removed.
3597 * doc/invoke.texi: Document -mabi= option for x86.
3599 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3601 * builtins.c (real_dconstp): Delete.
3602 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3604 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3605 Jakub Jelinek <jakub@redhat.com>
3608 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3609 (gen_subprogram_die): When a function is explicit, generate the
3610 DW_AT_explicit attribute.
3611 * langhooks.h (struct lang_hooks_for_decls): Add
3612 function_decl_explicit_p langhook.
3613 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3614 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3616 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3618 * builtins.c (fold_builtin_memory_op): Optimize memmove
3619 into memcpy if we can prove source and destination don't overlap.
3621 * tree-inline.c: Include gt-tree-inline.h.
3622 (clone_fn_id_num): New variable.
3623 (clone_function_name): New function.
3624 (tree_function_versioning): Use it.
3625 * Makefile.in (GTFILES): Add tree-inline.c.
3627 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3629 * BASE-VER: Change to 4.5.0.
3631 2009-03-27 Xinliang David Li <davidxl@google.com>
3633 PR tree-optimization/39557
3634 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3636 2009-03-27 Xinliang David Li <davidxl@google.com>
3638 PR tree-optimization/39548
3639 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3644 * c-common.c (pointer_int_sum): Use %wd on return from
3647 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3649 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3650 on return from tree_low_cst.
3652 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3655 * ginclude/stdarg.h (va_copy): Define also for
3656 __GXX_EXPERIMENTAL_CXX0X__.
3658 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3661 * builtins.h (c_strlen): Do not warn here.
3662 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3663 * c-common.c (pointer_int_sum): Take an explicit location.
3664 Warn about offsets out of bounds.
3665 * c-common.h (pointer_int_sum): Adjust declaration.
3667 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3669 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3672 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3675 * opts.c (warn_if_disallowed_function_p): Don't assume
3676 get_callee_fndecl must return non-NULL.
3678 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3680 PR rtl-optimization/39522
3681 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3682 when reg_reloaded_valid is set.
3684 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3686 * config/spu/divv2df3.c: New file.
3687 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3688 (DPBIT_FUNCS): Filter out _div_df.
3690 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3692 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3693 a jump insn, count that jump in the distance to the loop start.
3695 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3698 * config/sh/sh.c (calc_live_regs): Fix condition for global
3699 registers except PIC_OFFSET_TABLE_REGNUM.
3701 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3704 * doc/invoke.texi (-mconsole): New.
3708 (-mnop-fun-dllimport): New.
3712 (sub section "i386 and x86-64 Windows Options"): New.
3714 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3716 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3717 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3719 2009-03-25 Richard Guenther <rguenther@suse.de>
3722 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3725 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3727 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3728 neither of haifa/selective schedulers are working.
3730 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3732 * doc/invoke.texi (Debugging Options): Fix description of
3733 -fno-merge-debug-strings.
3735 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3737 * config/cris/libgcc.ver: New version-script.
3738 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3740 * configure.ac <GAS features, nop mnemonic>: Add pattern
3741 crisv32-*-* for "nop".
3742 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3743 * configure: Regenerate.
3745 2009-03-24 Ira Rosen <irar@il.ibm.com>
3747 PR tree-optimization/39529
3748 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3749 mark_sym_for_renaming for the tag copied to the new vector
3752 2009-03-24 Arthur Loiret <aloiret@debian.org>
3754 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3755 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3756 EXTRA_SPEC_FUNCTIONS.
3757 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3758 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3759 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3760 -march and -mtune options.
3762 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3764 * config/m68k/t-rtems: Add m5329 multilib.
3766 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3767 Jakub Jelinek <jakub@redhat.com>
3770 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3773 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3776 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3777 instead of c_parser_expression_conv, if original_code isn't one of the
3778 4 allowed comparison codes, fail.
3780 2009-03-23 Richard Guenther <rguenther@suse.de>
3782 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3783 * tree.h (struct tree_type): Likewise.
3784 * reload.h (struct insn_chain): Likewise.
3785 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3786 * function.h (struct function): Likewise.
3787 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3789 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3791 PR tree-optimization/39516
3792 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3794 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3796 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3797 should be set true if BITS_PER_WORD of target is bigger than 32
3799 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3801 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3802 Translate -B-options to -rpath-link. Correct existing
3803 rpath-link and conditionalize on !nostdlib.
3805 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3807 * doc/extend.texi (Function Attributes, Variable Attributes):
3809 * doc/invoke.texi (Debugging Options, Optimize Options)
3810 (i386 and x86-64 Options, MCore Options): Likewise.
3812 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3815 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3816 it for block local namespace aliases.
3817 (gen_decl_die): Pass context_die to gen_namespace_die.
3819 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3822 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3823 minimum or maximum value.
3825 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3827 * reginfo.c (globalize_reg): Recompute derived reg sets.
3829 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3832 * libgcc2.c (mprotect): Do not use signed arguments for
3833 VirtualProtect, use DWORD arguments. Also fix the 'may
3834 be used uninitialized' warning for the np variable.
3836 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3839 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3840 functions using regparm calling conventions when not optimizing.
3841 (ix86_function_sseregparm): Similarly for sseregparm calling
3844 2009-03-19 Li Feng <nemokingdom@gmail.com>
3847 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3848 dependence if the first conflict is after niter iterations.
3850 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3853 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3854 functions with dynamic stack-pointer adjustments.
3856 2009-03-19 Ben Elliston <bje@au.ibm.com>
3858 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3859 option; change to -msdata=data.
3861 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3863 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3866 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3869 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3871 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3873 * doc/invoke.texi (Code Gen Options): Expand discussion of
3876 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3878 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3879 * matrix-reorg.c (struct matrix_info): Likewise.
3880 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3881 * rtl.h (struct mem_attrs): Likewise.
3882 * df.h (struct df): Likewise.
3883 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3884 * ira-int.h (struct ira_allocno): Likewise.
3885 * df-scan.c (struct df_collection_rec): Likewise.
3886 * ira.c (struct equivalence): Likewise.
3887 * function.c (struct temp_slot): Likewise.
3888 * cfgloop.h (struct loop): Likewise.
3891 * function.c (use_register_for_decl): When not optimizing, disregard
3892 register keyword for variables with types containing methods.
3894 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3897 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3898 (is_simple_operand): Call contains_component_ref_p before calling data
3899 reference analysis that would fail on COMPONENT_REFs.
3901 * tree-vrp.c (search_for_addr_array): Fix formatting.
3903 2009-03-18 Richard Guenther <rguenther@suse.de>
3905 * tree-vect-transform.c (vect_loop_versioning): Fold the
3906 generated comparisons.
3907 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3908 (slpeel_tree_peel_loop_to_edge): Likewise.
3910 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3913 * opts.c (print_specific_help): In addition to `undocumented',
3914 accept `separate' and `joined' flags if passed alone. Describe
3915 output by the first matched one of those.
3916 (common_handle_option): Skip over empty strings.
3917 * gcc.c (display_help): Fix help string for `--help='.
3918 * doc/invoke.texi (Option Summary, Overall Options): With
3919 `--help=', classes and qualifiers can both be repeated, but
3920 only the latter can be negated. One should not pass only
3921 negated qualifiers. Fix markup and examples.
3924 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3926 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3927 and -fhelp=separate.
3929 2009-03-17 Jing Yu <jingyu@google.com>
3932 * function.h (struct rtl_data): Move is_thunk from here...
3933 (struct function): ...to here.
3934 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3935 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3937 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3939 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3940 (alpha_output_function_end_prologue): Likewise.
3941 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3942 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3943 (rs6000_output_function_epilogue): Likewise.
3944 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3946 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3950 from different units in a single alternative.
3951 (*truncdfsf_i387): Ditto.
3952 (*truncxfsf2_mixed): Ditto.
3953 (*truncxfdf2_mixed): Ditto.
3955 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3957 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3958 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3961 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3962 unused non-artificial variables when not optimizing.
3965 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3966 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3967 NAMESPACE_DECL in its DECL_INITIAL.
3970 * optabs.c (set_user_assembler_libfunc): New function.
3971 * expr.h (set_user_assembler_libfunc): New prototype.
3972 * c-common.c: Include libfuncs.h.
3973 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3974 for memcmp, memset, memcpy, memmove and abort.
3975 * Makefile.in (c-common.o): Depend on libfuncs.h.
3978 * dwarf2out.c (gen_inlined_enumeration_type_die,
3979 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3980 gen_tagged_type_instantiation_die): Removed.
3981 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3984 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3987 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3989 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3990 (check-parallel-%): Ditto.
3991 (check-consistency): Ditto.
3993 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3995 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3996 local variable rhs by NULL_TREE.
3998 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4001 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4003 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4006 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4008 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4011 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4012 for ms->sysv ABI calls only in 64bit mode.
4014 * config/i386/i386.md (untyped_call): Support 32bit.
4016 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4018 * doc/extend.texi: Replace x86_65 with x86_64.
4020 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4022 PR tree-optimization/39455
4023 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4024 mismatches for POINTER_TYPE_P (type).
4025 (number_of_iterations_le): Likewise.
4027 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4029 * config/picochip/picochip.c: Removed profiling support.
4030 * config/picochip/picochip.md: Removed profiling instruction.
4031 * config/picochip/picochip.h: Removed profiling builtin.
4033 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4035 * doc/install.texi (--with-host-libstdcxx): Document.
4037 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4040 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4041 generate a warning if the function name does not begin with
4042 "__vector" and the function has either the 'signal' or 'interrupt'
4043 attribute, from here to ...
4044 (avr_declare_function_name): ...here. New function.
4045 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4046 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4048 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4051 * cse.c (fold_rtx): Don't modify original const_arg1 when
4052 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4053 separate variable instead.
4054 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4055 from out of range shift counts.
4056 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4058 2008-03-13 Catherine Moore <clm@codesourcery.com>
4060 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4061 diagnostic.h with $(DIAGNOSTIC_H).
4063 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4066 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4068 * config/i386/sync.md (sync_compare_and_swap<mode>,
4069 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4070 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4072 (sync_double_compare_and_swapdi_pic,
4073 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4074 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4076 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4081 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4085 (avx_addsubv4df3): Likewise.
4086 (*avx_addsubv4sf3): Likewise.
4087 (sse3_addsubv4sf3): Likewise.
4089 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4092 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4094 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4097 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4098 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4099 registers for allocnos created from user-defined variables.
4101 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4104 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4105 of non-integer mode as well.
4107 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4109 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4110 for functions for which the parameter types are unknown.
4112 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4115 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4116 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4117 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4118 * config/i386/i386.c (ix86_local_alignment): For
4119 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4120 long long variables on the stack to avoid dynamic realignment.
4121 Allow the first argument to be a decl rather than type.
4122 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4124 2009-03-11 Nick Clifton <nickc@redhat.com>
4127 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4129 Add description to mno-lsim option.
4130 * config/mcore/mcore.h: Remove comment about deprecated m4align
4132 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4133 * doc/invoke.texi: Add description of mno-lsim and
4134 mstack-increment options.
4136 * config/fr30/fr30.opt: Document the -mno-lsim option.
4137 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4138 and -mno-lsim options.
4140 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4142 * fold-const.c (fold_comparison): Only call fold_inf_compare
4143 if the mode supports infinities.
4145 2009-03-11 Jason Merrill <jason@redhat.com>
4148 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4149 end already did. Notice GIMPLE_CALL modifications of the result.
4150 Don't copy debug information from an ignored decl or a decl from
4153 2009-03-10 Richard Guenther <rguenther@suse.de>
4154 Nathan Froyd <froydnj@codesourcery.com>
4157 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4158 (__divMODE3): Likewise.
4160 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4162 PR tree-optimization/39394
4163 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4164 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4166 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4168 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4169 inline asms for register asm ("") declarations.
4171 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4173 * fold-const.c (fold_unary): Fix comment.
4175 2009-03-07 Jan Hubicka <jh@suse.cz>
4178 * tree-inline.c (setup_one_parameter): Do replacement of const
4179 argument by constant in SSA form.
4181 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4184 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4185 determine alignment passed to assign_stack_local.
4186 (assign_parms_unsplit_complex): Likewise.
4187 * except.c (sjlj_build_landing_pads): Likewise.
4189 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4192 * tree-flow.h (add_referenced_var): Return bool instead of void.
4193 * tree-dfa.c (add_referenced_var): Return result of
4194 referenced_var_check_and_insert call.
4195 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4196 of referenced_var_check_and_insert.
4199 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4200 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4201 DIE, don't emit it if abstract origin already has it.
4202 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4203 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4205 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4207 * genpreds.c (needs_variable): Fix parentheses at variable name
4209 (write_tm_constrs_h): Indent generated code.
4211 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4213 * doc/extend.texi (Function Attributes): Add documentation
4216 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4219 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4220 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4222 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4224 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4227 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4230 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4231 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4233 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4235 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4236 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4237 constants instead of magic numbers.
4238 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4240 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4241 (x86_64_ms_abi_int_parameter_registers): Ditto.
4242 (x86_64_int_return_registers): Ditto.
4243 (ix86_maybe_switch_abi): Ditto.
4244 (ix86_expand_call): Ditto for clobbered_registers array.
4245 (ix86_hard_regno_mode_ok): Ditto.
4246 (x86_extended_QIreg_mentioned_p): Ditto.
4248 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4250 PR tree-optimization/39349
4251 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4253 * combine.c (gen_lowpart_for_combine): Use omode when generating
4256 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4258 PR rtl-optimization/39235
4259 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4261 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4263 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4265 2009-03-04 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/39362
4268 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4269 that occur in abnormal PHIs should be varying.
4271 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4273 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4275 (simple_iv): Take loop as an argument instead of statement.
4276 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4277 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4279 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4281 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4282 * matrix-reorg.c (analyze_transpose): Ditto.
4283 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4284 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4285 * tree-predcom.c (ref_at_iteration): Ditto.
4286 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4288 2009-03-04 Richard Guenther <rguenther@suse.de>
4290 PR tree-optimization/39358
4291 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4292 escaped_id and callused_id.
4293 (solve_graph): Likewise.
4295 2009-03-04 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/39339
4298 * tree-sra.c (try_instantiate_multiple_fields): Make it
4299 no longer ICE on the above.
4301 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4303 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4304 that fits within Pmode.
4306 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4309 * tm.texi (LIBCALL_VALUE): Update description.
4311 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4314 * doc/extend.texi (section): Update description.
4316 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4319 * tree-inline.c (remapped_type): New.
4320 (can_be_nonlocal): Call remapped_type instead of remap_type.
4322 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4325 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4326 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4328 2009-03-03 Richard Guenther <rguenther@suse.de>
4331 * tree.c (tree_nonartificial_location): New function.
4332 * tree.h (tree_nonartificial_location): Declare.
4333 * builtins.c (expand_builtin_memory_chk): Provide location
4334 of the call location for artificial function pieces.
4335 (maybe_emit_chk_warning): Likewise.
4336 (maybe_emit_sprintf_chk_warning): Likewise.
4337 (maybe_emit_free_warning): Likewise.
4338 * expr.c (expand_expr_real_1): Likewise.
4340 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4342 PR tree-optimization/39343
4343 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4344 COMPONENT_REF t has ARRAY_TYPE.
4346 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4349 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4350 when the type precision of the induction variable should be
4351 larger than the type precision of nit.
4352 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4353 * graphite.c (graphite_loop_normal_form): Same.
4354 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4356 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4358 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4359 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4360 numbers to describe clobbered registers.
4361 (*call_value_0_rex64_ms_sysv): Ditto.
4362 * config/i386/mmx.md (mmx_emms): Ditto.
4365 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4367 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4370 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4372 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4373 (spu_section_type_flags): New function.
4375 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4378 reg_class_contents of FLOAT_REGS into a temporary.
4380 2009-03-02 Richard Guenther <rguenther@suse.de>
4381 Ira Rosen <irar@il.ibm.com>
4383 PR tree-optimization/39318
4384 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4385 information to the vectorized statement.
4387 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4390 variable. Use defined names instead of magic constants for REX SSE
4393 2009-03-01 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/39331
4396 * omp-low.c (lower_send_shared_vars): Do not receive new
4397 values for the reference of DECL_BY_REFERENCE parms or results.
4399 2009-03-01 Jan Hubicka <jh@suse.cz>
4402 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4403 BLOCK_NONLOCALIZED_VAR): New macros.
4404 (tree_block): Add nonlocalized_vars.
4405 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4406 gen_decl_die): Add origin argument. Allow generation of die with
4407 origin at hand only.
4408 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4409 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4411 (gen_block_die): Fix checking for unused blocks.
4412 (process_scope_var): Break out from .... ; work with origins only.
4413 (decls_for_scope) ... here; process nonlocalized list.
4414 (dwarf2out_ignore_block): Look for nonlocalized vars.
4415 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4417 (dump_scope_block): Dump them.
4418 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4419 (remap_block): Likewise.
4420 (can_be_nonlocal): New predicate.
4421 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4423 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4425 * configure: Regenerate.
4427 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4429 * optc-gen.awk: No need to duplicate option flags twice.
4430 Reuse help texts for duplicate options which do not have any.
4432 * gcc.c (display_help): Document --version.
4434 * gcc.c (main): If print_help_list and verbose_flag, ensure
4435 driver output comes before subprocess output.
4437 * optc-gen.awk: Assign all remaining fields to help string,
4438 space-separated, for multi-line help in *.opt.
4440 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4441 -Wno-pedantic-ms-format is for MinGW targets only.
4443 * doc/options.texi (Option file format): Fix bad indentation,
4444 restoring dropped sentence.
4446 2009-02-28 Jan Hubicka <jh@suse.cz>
4448 * tree-inline.c (tree_function_versioning): Output debug info.
4450 2009-02-28 Jan Hubicka <jh@suse.cz>
4453 * tree-inline.c (setup_one_parameter): Do not copy propagate
4454 arguments when not optimizing.
4456 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4459 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4460 (avx_addsubv4df3): Likewise.
4461 (*avx_addsubv4sf3): Likewise.
4462 (sse3_addsubv4sf3): Likewise.
4463 (*avx_addsubv2df3): Likewise.
4464 (sse3_addsubv2df3): Likewise.
4465 (avx_unpckhps256): Correct item selectors.
4466 (avx_unpcklps256): Likewise.
4467 (avx_unpckhpd256): Likewise.
4468 (avx_unpcklpd256): Likewise.
4470 2009-02-28 Jan Hubicka <jh@suse.cz>
4472 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4474 (copy_arguments_for_versioning): If var is declared don't declare it.
4475 (tree_function_versioning): First setup substitutions and then copy
4478 2009-02-27 Jan Hubicka <jh@suse.cz>
4481 * cgraph.h (varpool_output_debug_info): Remove.
4482 * cgraphunit.c (varpool_output_debug_info): Remove.
4483 * dwarf2out.c (deferred_locations_struct): New struct
4484 (deferred_locations): New type.
4485 (deferred_locations_list): New static var.
4486 (deffer_location): New function.
4487 (gen_variable_die): Use it.
4488 (decls_for_scope): Output info on local static vars.
4489 (dwarf2out_finish): Process deferred locations.
4490 * varpool.c (varpool_output_debug_info): Remove.
4492 2009-02-27 Jan Hubicka <jh@suse.cz>
4495 * tree.h (TREE_PROTECTED): Fix comment.
4496 (BLOCK_HANDLER_BLOCK): Remove.
4497 (struct tree_block): Remove handler_block add body_block.
4498 (inlined_function_outer_scope_p): New.
4499 (is_body_block): Remove.
4500 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4501 * dwarf2out.c (is_inlined_entry_point): Remove.
4502 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4503 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4505 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4506 * gimplify.c (gimplify_expr): Gimplify body blocks.
4507 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4508 block with multiple subblocks.
4509 (dump_scope_block): Prettier output; dump more flags and info.
4510 (dump_scope_blocks): New.
4511 (remove_unused_locals): Use dump_scope_blocks.
4512 * tree-flow.h (dump_scope_blocks): Declare.
4513 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4514 * stmt.c (is_body_block): Remove.
4515 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4516 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4518 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4521 * graphite.c (graphite_loop_normal_form): Do not call
4522 number_of_iterations_exit from a gcc_assert.
4524 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4526 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4527 jumps if COND is NULL.
4528 (find_cond_jump): New function.
4529 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4530 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4532 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4534 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4535 force_const_mem returns NULL_RTX.
4537 2009-02-26 Jan Hubicka <jh@suse.cz>
4540 * cgraph.h (varpool_output_debug_info): Remove.
4541 * cgraphunit.c (varpool_output_debug_info): Remove.
4542 * dwarf2out.c (deferred_locations_struct): New struct
4543 (deferred_locations): New type.
4544 (deferred_locations_list): New static var.
4545 (deffer_location): New function.
4546 (gen_variable_die): Use it.
4547 (decls_for_scope): Output info on local static vars.
4548 (dwarf2out_finish): Process deferred locations.
4549 * varpool.c (varpool_output_debug_info): Remove.
4551 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4553 PR rtl-optimization/39241
4554 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4555 to subreg_offset_representable_p.
4557 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4559 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4560 execute function prototype. Get f and nregs from max_reg_num
4561 and get_insns. Remove the first backward pass as it's dead,
4562 guard the forward pass by flag_expensive_optimizations.
4563 (rest_of_handle_regmove): Delete.
4564 (pass_regmove): Replace it with regmove_optimize.
4566 2009-02-25 Martin Jambor <mjambor@suse.cz>
4568 PR tree-optimization/39259
4569 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4570 calls_alloca function flags.
4571 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4574 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4576 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4577 flags_set_1_rtx, flags_set_1_set): Delete.
4578 (regmove_optimize): Do not call mark_flags_life_zones.
4580 2009-02-24 Julian Brown <julian@codesourcery.com>
4583 * config/arm/arm.c (require_pic_register): Only set
4584 cfun->machine->pic_reg once per function.
4586 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4588 * doc/invoke.texi (Link Options): Document an easier way to pass
4589 options that take arguments to the GNU linker using -Xlinker and -Wl.
4591 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4594 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4596 2009-02-24 Richard Guenther <rguenther@suse.de>
4599 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4601 2009-02-24 Richard Guenther <rguenther@suse.de>
4602 Zdenek Dvorak <ook@ucw.cz>
4604 PR tree-optimization/39233
4605 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4606 from converting them to a generic type.
4608 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4610 PR tree-optimization/39260
4611 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4612 contains a condition with a real type.
4613 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4615 2009-02-23 Jason Merrill <jason@redhat.com>
4618 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4619 narrowing_initializer_constant_valid_p.
4620 (narrowing_initializer_constant_valid_p): Don't return
4621 null_pointer_node for adding a pointer to itself.
4623 2009-02-23 Jan Hubicka <jh@suse.cz>
4626 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4629 2009-02-23 Jan Hubicka <jh@suse.cz>
4631 PR tree-optimization/37709
4632 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4633 * tree.h (block_ultimate_origin): Declare.
4634 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4635 * tree-ssa-live.c (remove_unused_scope_block_p):
4636 Eliminate blocks containig no instructions nor live variables nor
4638 (dump_scope_block): New function.
4639 (remove_unused_locals): Enable removal of dead blocks by default;
4640 enable dumping at TDF_DETAILS.
4642 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4644 * config/i386/i386.c (classify_argument): Don't allow COImode
4646 (function_arg_advance_32): Don't allow OImode.
4647 (function_arg_32): Likewise.
4648 (function_value_32): Likewise.
4649 (return_in_memory_32): Likewise.
4650 (function_arg_64): Remove OImode comment.
4652 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4655 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4656 ix86_expand_vector_set for V4DImode in 64bit mode only.
4657 (ix86_expand_vector_init_one_var): Likewise.
4659 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4661 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4663 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4666 * loop-iv.c: Revert last change.
4667 * emit-rtl.c: Likewise.
4669 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4672 * config/i386/i386.c (type_natural_mode): Remove an extra
4673 space in the warning message.
4674 (function_value_32): Handle 32-byte vector modes.
4675 (return_in_memory_32): Likewise.
4677 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4679 * loop-iv.c (truncate_value): New function.
4680 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4682 (lowpart_subreg): Move to...
4683 * emit-rtl.c: ...here.
4685 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4687 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4688 accidental and undocumented change at revision 140860.
4690 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4692 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4693 take gimple_seq * arguments.
4694 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4695 types_compatible_p langhook.
4697 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4698 Joseph Myers <joseph@codesourcery.com>
4700 * config/arm/arm.c (arm_builtin_va_list): New function.
4701 (arm_expand_builtin_va_start): Likewise.
4702 (arm_gimplify_va_arg_expr): Likewise.
4703 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4704 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4705 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4706 (va_list_type): New variable.
4707 (arm_mangle_type): Mangle va_list_type appropriately.
4709 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4712 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4713 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4714 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4715 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4716 parameter to 1000 for -O1 by default.
4717 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4719 * loop-invariant.c: Include params.h.
4720 (move_loop_invariants): Don't call move_single_loop_invariants on
4723 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4725 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4726 offset when calculating bounds for indexing stack_usage_map. Fixes
4727 a buffer overflow with certain target setups.
4729 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4732 * calls.c (expand_call): Clear try_tail_call if caller and callee
4733 disagree in promotion of function return value.
4735 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4738 * c-common.c (c_determine_visibility): If visibility changed and
4739 DECL_RTL has been already set, call make_decl_rtl to update symbol
4742 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4745 * varasm.c (assemble_variable): Don't check DECL_NAME when
4746 globalizing a variable.
4748 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4751 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4752 expression before any __builtin_trap call.
4753 * c-typeck.c (build_function_call): Convert and check function
4754 arguments before generating a call to a trap. Evaluate the
4755 function arguments before the trap.
4757 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4760 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4761 (UNSPEC_FXAM_MEM): New unspec.
4762 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4763 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4764 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4766 2009-02-19 Richard Guenther <rguenther@suse.de>
4768 PR tree-optimization/39207
4769 PR tree-optimization/39074
4770 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4771 storedanything_tree): New.
4772 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4773 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4774 (build_succ_graph): Add edges from STOREDANYTHING to all
4776 (init_base_vars): Initialize STOREDANYTHING.
4777 (compute_points_to_sets): Free substitution info after
4778 building the succ graph.
4779 (ipa_pta_execute): Likewise.
4781 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4783 (do_ds_constraint): Do not add to special var or non-pointer
4785 (type_could_have_pointers): Split out from ...
4786 (could_have_pointers): ... here. For arrays use the element type.
4787 (create_variable_info_for): Initialize may_have_pointers.
4788 (new_var_info): Likewise.
4789 (handle_lhs_call): Make the HEAP variable unknown-sized.
4790 (intra_create_variable_infos): Use a type with pointers for
4791 PARM_NOALIAS, make it unknown-sized.
4793 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4796 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4798 2009-02-18 Jason Merrill <jason@redhat.com>
4801 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4802 value if DECL_EXTERNAL.
4803 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4804 * target.h (gcc_target::binds_local_p): Clarify "module".
4805 * tree.h (TREE_PUBLIC): Clarify "module".
4807 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4810 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4811 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4813 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4816 * c.opt (Wabi): Support C and ObjC.
4819 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4821 * config/i386/i386.c (classify_argument): Warn once about the ABI
4822 change when passing union with long double.
4824 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4826 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4829 * c-parser.c (c_parser_compound_statement): Always enter and leave
4832 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4835 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4837 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4839 PR tree-optimization/36922
4840 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4841 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4844 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4846 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4849 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4853 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4855 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4858 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4859 Richard Sandiford <rdsandiford@googlemail.com>
4861 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4862 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4863 (loongson_biadd): ...this.
4865 2009-02-17 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/39202
4868 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4869 a var make sure to follow existing collapses.
4871 2009-02-17 Richard Guenther <rguenther@suse.de>
4874 * langhooks.c (lhd_print_error_function): Check for NULL block.
4876 2009-02-17 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/39204
4879 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4882 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4884 * config/soft-fp/double.h: Update from glibc CVS.
4886 2009-02-17 Richard Guenther <rguenther@suse.de>
4888 PR tree-optimization/39207
4889 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4890 strict-aliasing warnings for pointers pointing to NULL.
4892 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4895 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4896 skipping until next close brace.
4898 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4901 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4902 to function argument boundary.
4904 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4906 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4907 in the lea_add. Reload eventually constraints it properly.
4908 * config/picochip/constraints.md : Remove the target constraint
4909 "b", since it is not needed anymore.
4911 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4913 * gthr-dce.h: Uglify function parameter and local variable names.
4914 * gthr-gnat.h: Likewise.
4915 * gthr-mipssde.h: Likewise.
4916 * gthr-nks.h: Likewise.
4917 * gthr-posix95.h: Likewise.
4918 * gthr-posix.h: Likewise.
4919 * gthr-rtems.h: Likewise.
4920 * gthr-single.h: Likewise.
4921 * gthr-solaris.h: Likewise.
4922 * gthr-tpf.h: Likewise.
4923 * gthr-vxworks.h: Likewise.
4924 * gthr-win32.h: Likewise.
4926 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4929 * config/i386/i386.md: Restrict the new peephole2 to move
4930 between MMX/SSE registers.
4932 2009-02-15 Richard Guenther <rguenther@suse.de>
4935 2009-02-13 Richard Guenther <rguenther@suse.de>
4937 * configure.ac: Enable LFS.
4938 * configure: Re-generate.
4939 * config.in: Likewise.
4941 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4943 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4944 spu_srqwbyte, spu_srqwbytebc): Define.
4945 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4946 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4947 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4948 "shrqby_<mode>"): New insn-and-split patterns.
4949 * config/spu/spu.c (expand_builtin_args): Determine and return
4950 number of operands using spu_builtin_description data.
4951 (spu_expand_builtin_1): Use it.
4953 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4956 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4959 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4962 * config/i386/i386.c (override_options): Correct warning
4963 messages for -malign-loops, -malign-jumps and -malign-functions.
4965 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4968 * config/i386/i386.md: Restrict the new peephole2 to move
4969 between the general purpose registers.
4971 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4974 * config/i386/i386.c (type_natural_mode): Add a new argument.
4975 Return the original mode and warn ABI change if vector size is 32byte.
4976 (function_arg_advance): Updated.
4977 (function_arg): Likewise.
4978 (ix86_function_value): Likewise.
4979 (ix86_return_in_memory): Likewise.
4980 (ix86_sol10_return_in_memory): Likewise.
4981 (ix86_gimplify_va_arg): Likewise.
4982 (function_arg_32): Don't warn ABX ABI change here.
4983 (function_arg_64): Likewise.
4985 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4987 * loop-iv.c (implies_p): In the final case, test that operands 0
4988 of the two comparisons match.
4990 * config/bfin/bfin.c (find_prev_insn_start): New function.
4991 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4992 (find_next_insn_start): Move.
4994 2009-02-13 Richard Guenther <rguenther@suse.de>
4996 * configure.ac: Enable LFS.
4997 * configure: Re-generate.
4998 * config.in: Likewise.
5000 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5003 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5004 sizes on syntax error after some arguments have been parsed.
5006 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5008 * doc/invoke.texi (-fira): Remove.
5010 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5012 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5013 * recog.c: Likewise.
5016 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5018 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5019 (umul_ppmm): Likewise.
5020 (count_leading_zeros): Likewise.
5021 (count_trailing_zeros): Likewise.
5022 (UMUL_TIME): Likewise.
5024 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5026 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5027 soft-fp/t-softfp to tmake_file.
5029 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5030 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5031 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5032 IA64_BUILTIN_INFQ]: New.
5033 (ia64_init_builtins): Initialize __builtin_infq,
5034 __builtin_fabsq and __builtin_copysignq if not HPUX.
5035 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5036 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5038 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5040 (__fixtfti): Likewise.
5041 (__fixunstfti): Likewise.
5042 (__floattitf): Likewise.
5044 * config/ia64/libgcc-glibc.ver: New.
5045 * config/ia64/t-fprules-softfp: Likewise.
5046 * config/ia64/sfp-machine.h: Likewise.
5048 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5049 (LIBGCC2_TF_CEXT): Likewise.
5050 (TF_SIZE): Likewise.
5051 (TARGET_INIT_LIBFUNCS): Likewise.
5053 * config/ia64/t-glibc (SHLINB_MAPFILES):
5054 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5056 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5058 * config/i386/i386.c (construct_container): Rewrite processing
5059 BLKmode with X86_64_SSE_CLASS.
5061 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5064 * config/i386/i386.md: Replace simplify_replace_rtx with
5065 replace_rtx in the new peephole2.
5067 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5069 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5070 loop unrolling do not happen at -O2.
5072 2009-02-12 Michael Matz <matz@suse.de>
5074 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5076 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5078 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5081 2009-02-12 Ben Elliston <bje@au.ibm.com>
5083 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5084 patterns when updating the back chain. Missed in the 2009-02-10
5087 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5089 * doc/extend.texi (Decimal Floating Types): Update identifier of
5090 draft TR and list of missing support.
5092 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5095 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5096 bit to variable length decl's flags, add it also to its
5097 pointer replacement variable.
5099 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5100 Jakub Jelinek <jakub@redhat.com>
5103 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5104 (memory_blockage): New expander.
5105 (*memory_blockage): New insn pattern.
5106 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5107 instead of general blockage at the end of function prologue when
5108 frame pointer is used to access red zone area. Do not emit blockage
5109 when profiling, it is emitted in generic code.
5110 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5111 function epilogue when frame pointer is used to access red zone area.
5113 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5116 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5117 by arithmetic with memory operands.
5118 * config/i386/predicates.md (commutative_operator): New.
5120 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5122 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5125 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5127 * alias.h (record_alias_subset): Declare.
5128 * alias.c (record_alias_subset): Make global.
5130 2009-02-10 Nick Clifton <nickc@redhat.com>
5132 * tree-parloops.c: Change license to GPLv3.
5133 * ipa-struct-reorg.c: Change license to GPLv3.
5134 * ipa-struct-reorg.h: Change license to GPLv3.
5136 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5139 * c-decl.c (start_struct): Return NULL on error.
5141 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5144 * cfgloopmanip.c (remove_path): Call remove_bbs after
5145 cancel_loop_tree, not before it.
5148 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5149 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5150 VAR_DECLs were seen.
5151 * tree-ssa-live.c (remove_unused_locals): Recompute
5152 cfun->has_local_explicit_reg_vars.
5153 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5154 copies or clearings if cfun->has_local_explicit_reg_vars.
5156 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5160 of function prologue when frame pointer is used to access
5163 2009-02-10 Richard Guenther <rguenther@suse.de>
5166 * gimplify.c (gimple_regimplify_operands): Always look if
5167 we need to create a temporary.
5169 2009-02-10 Richard Guenther <rguenther@suse.de>
5171 PR tree-optimization/39132
5172 * tree-loop-distribution.c (todo): New global var.
5173 (generate_memset_zero): Trigger TODO_rebuild_alias.
5174 (tree_loop_distribution): Return todo.
5176 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5180 (x86_64_reg_class_name): Removed.
5181 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5182 first one isn't X86_64_SSE_CLASS or any other ones aren't
5183 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5184 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5185 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5186 and 3 X86_64_SSEUP_CLASS.
5187 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5188 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5190 2009-02-10 Ben Elliston <bje@au.ibm.com>
5192 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5193 form instruction to update the stack back chain word, even if the
5194 user has disabled the generation of update instructions.
5195 (movdi_<mode>_update_stack): New.
5196 (movsi_update_stack): Likewise.
5197 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5198 always use an update form instruction to update the stack back
5201 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5204 * graphite.c (if_region_set_false_region): After moving a region in
5205 the false branch of a condition, remove the empty dummy basic block.
5206 (gloog): Remove wrong fix for PR38953.
5208 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5210 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5211 generation due to implicit sign extension.
5213 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5216 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5217 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5219 2009-02-09 Richard Guenther <rguenther@suse.de>
5222 * convert.c (convert_to_real): Disable (float)fn((double)x)
5223 to fnf(x) conversion if errno differences may occur and
5224 -fmath-errno is set.
5226 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5228 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5229 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5230 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5232 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5235 * c-common.c (handle_alias_attribute): Disallow attribute for
5236 anything not a FUNCTION_DECL or VAR_DECL.
5238 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5241 * real.c (do_compare): Special-case compare of zero against
5242 decimal float value.
5244 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5247 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5248 as indicating flexible array members unless the field itself is
5249 being declarared as the incomplete array.
5251 2009-02-06 Jan Hubicka <jh@suse.cz>
5253 PR tree-optimization/38844
5254 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5257 2009-02-06 Richard Guenther <rguenther@suse.de>
5260 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5261 fork because we may expand it as __gcov_fork.
5263 2009-02-06 Nick Clifton <nickc@redhat.com>
5265 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5267 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5269 PR tree-optimization/35659
5270 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5271 vn_phi_eq): Shortcut if hashcode does not match.
5272 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5274 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5275 and avoid iterative_hash_expr.
5276 (FOR_EACH_VALUE_ID_IN_SET): New.
5277 (value_id_compare): Remove.
5278 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5279 sort expressions by value id.
5281 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5284 * config/sh/predicates.md (general_movsrc_operand): Don't check
5285 the subreg of system registers here.
5287 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5290 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5293 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5295 PR rtl-optimization/39110
5296 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5297 addresses, not aligned ones.
5299 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5300 Richard Guenther <rguenther@suse.de>
5302 PR tree-optimization/39100
5303 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5304 comment says and add edges.
5306 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5309 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5310 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5312 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5314 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5315 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5316 register_bb_in_sese, new_sese, free_sese): Moved.
5317 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5318 outermost_loop_in_scop, build_scop_iteration_domain,
5319 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5320 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5321 Use loop_in_sese_p instead of loop_in_scop_p.
5322 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5323 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5324 (scopdet_basic_block_info): Fix bug in scop detection.
5325 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5326 eq_loop_to_cloog_loop): Remove.
5327 (nb_loops_around_loop_in_scop, nb_loop
5328 ref_nb_loops): Moved here...
5329 * graphite.h (ref_nb_loops): ... from here.
5330 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5331 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5332 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5333 * testsuite/gcc.dg/graphite/scop-19.c: New
5335 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5336 Hans-Peter Nilsson <hp@axis.com>
5338 PR rtl-optimization/37889
5339 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5340 Move offset handling from PLUS to before the switch. Use new
5341 arguments when considering SYMBOL_REFs too.
5342 (rtx_addr_can_trap_p): Pass dummy offset and size.
5343 (enum may_trap_p_flags): Remove.
5344 (may_trap_p_1): Pass size from MEM_SIZE.
5346 PR rtl-optimization/38921
5347 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5348 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5349 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5350 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5352 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5354 AVX Programming Reference (January, 2009)
5355 * config/i386/sse.md (*vpclmulqdq): New.
5357 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5359 PR tree-optimization/38977
5360 PR gcov-profile/38292
5361 * calls.c (special_function_p): Disregard __builtin_ prefix.
5363 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5365 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5366 non-indexable addresses even before reload.
5368 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5371 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5372 as having variable size. Do not give an error for unnamed
5373 parameters with [*] declarators. Give a warning for type names
5374 with [*] declarators and mark them as variable size.
5375 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5376 for sizeof applied to [*] type names.
5378 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5381 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5383 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5385 * gcc.c (process_command): Update copyright notice dates.
5386 * gcov.c (print_version): Likewise.
5387 * gcov-dump.c (print_version): Likewise.
5388 * mips-tfile.c (main): Likewise.
5389 * mips-tdump.c (main): Likewise.
5391 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5394 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5395 for composite type involving a zero-length array type.
5397 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5400 * function.c (match_asm_constraints_1): Skip over
5401 initial optional % in the constraint.
5404 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5405 supported, don't accept FIXED_CSTs.
5406 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5407 and _Sat is used without _Fract/_Accum. Set specs->type to
5408 integer_type_node for cts_fract/cts_accum if fixed point is not
5411 2009-02-02 Catherine Moore <clm@codesourcery.com>
5413 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5415 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5417 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5418 (ABI_HAS_64BIT_SYMBOLS): Use it.
5419 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5421 2009-02-02 Paul Brook <paul@codesourcery.com>
5423 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5425 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5428 * recog.h (asm_operand_ok): Add constraints argument.
5429 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5430 recurse on matching constraint.
5431 (check_asm_operands): Pass constraints as 3rd argument to
5432 asm_operand_ok. Don't look up matching constraint here.
5433 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5436 2009-02-02 Ben Elliston <bje@au.ibm.com>
5438 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5439 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5441 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5443 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5444 information. Remove some obsolete information. Reorganize.
5446 * config/pa/fptr.c: Revert license to GPL 2.
5447 * config/pa/milli64.S: Likewise.
5449 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5452 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5453 LIBRARY name in, instead of hard-coding it.
5454 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5455 extra target make frag to tmake_files according to EH model.
5456 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5457 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5458 frags that define makefile variable EH_MODEL appropriately.
5459 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5460 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5461 to "-sjlj" according to type of EH configured.
5462 (LIBGCC_SONAME): Concatenate it to shared library base name.
5463 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5464 to "_sjlj" according to type of EH configured.
5465 (LIBGCC_SONAME): Concatenate it to shared library base name.
5466 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5467 (SHLIB_LINK): Add missing semicolon to if-else construct.
5468 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5469 string value of "pe_dll" command-line option.
5470 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5471 (SHLIB_SONAME): Use it when overriding t-cygming default.
5472 (SHLIB_IMPLIB): Override t-cygming default.
5473 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5474 string value of "pe_dll" command-line option.
5476 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5479 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5480 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5482 2009-01-31 Richard Guenther <rguenther@suse.de>
5484 PR tree-optimization/38937
5485 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5486 computing the transitive closure.
5488 2009-01-30 Richard Guenther <rguenther@suse.de>
5490 PR tree-optimization/39041
5491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5492 Propagate variable indices only if the types match for this stmt.
5494 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5497 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5498 inline but never defined.
5500 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5502 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5503 (*insv_h_di_reg_extimm): New insn.
5504 (*insv_l<mode>_reg_extimm): New insn.
5506 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5508 * config/picochip/picochip.c (flag_conserve_stack): set
5509 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5510 fconserve-stack. Reduce call-overhead used by inliner.
5512 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5515 * common.opt (flag_conserve_stack): Initialised to zero.
5517 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5520 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5521 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5524 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5526 * ira-color.c (allocno_reload_assign): Update comments.
5527 * regmove.c (regmove_optimize): Likewise.
5531 2009-01-29 Robert Millan <rmh@aybabtu.com>
5533 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5534 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5535 `MD_UNWIND_SUPPORT'.
5536 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5538 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5540 PR tree-optimization/39007
5541 * tree-loop-distribution.c (generate_builtin): Use
5542 recompute_dominator to compute the immediate dominator of the
5543 basic block just after the loop.
5545 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5547 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5548 (ASM_OUTPUT_DWARF_PCREL): Define.
5550 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5552 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5553 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5554 global. Modify entries about regmove and IRA.
5556 * ra-conflict.c: Remove the file.
5558 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5560 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5561 (pass_regclass_init): Rename to pass_reginfo_init.
5563 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5565 * toplev.h (flag_ira): Remove.
5567 * caller-save.c (setup_save_areas): Remove flag_ira.
5569 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5571 * global.c: Remove the file.
5573 * opts.c (decode_options): Remove flag_ira.
5575 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5577 * regmove.c: Modify file description.
5578 (find_use_as_address, try_auto_increment): Define them only if
5579 AUTO_INC_DEC is defined.
5580 (replacement_quality, replace_in_call_usage, fixup_match_1,
5581 stable_and_no_regs_but_for_p): Remove.
5582 (reg_set_in_bb): Make it static.
5583 (regmove_optimize): Remove flag_ira and code which worked for
5586 * local-alloc.c: Remove the file.
5588 * common.opt (fira): Remove.
5590 * ira.c: Include except.h.
5591 (eliminable_regset): Move from global.c.
5592 (mark_elimination): Ditto. Remove flag_ira.
5593 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5594 equiv_mem_modified, validate_equiv_mem_from_store,
5595 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5596 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5597 no_equiv, recorded_label_ref): Move from local-alloc.c.
5598 (update_equiv_regs): Ditto. Make it static.
5599 (print_insn_chain, print_insn_chains): Move it from global.c.
5600 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5601 (build_insn_chain): Ditto. Make it static.
5602 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5603 Rename to init_live_subregs.
5604 (gate_ira): Remove flag_ira.
5606 * regclass.c: Rename reginfo.c. Change file description.
5607 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5608 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5609 (init_reg_sets_1): Remove code for evaluation of
5610 reg_class_superclasses and losing_caller_save_reg_set.
5611 (init_regs): Remove init_reg_autoinc.
5612 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5613 ok_for_base_p_nonstrict): Remove.
5614 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5615 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5616 corresponding entries.
5617 (dump_regclass, record_operand_costs, scan_one_insn,
5618 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5619 record_address_regs, auto_inc_dec_reg_p): Remove.
5620 (gt-regclass.h): Rename to gt-reginfo.h.
5622 * rtl.h (dump_global_regs, retry_global_alloc,
5623 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5625 * Makefile.in (RA_H): Remove.
5626 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5627 Rename regclass.o to reginfo.o.
5628 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5630 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5631 (GTFILES): Rename regclass.c to reginfo.c.
5633 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5634 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5636 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5637 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5639 (finish_spills): Ditto. Remove code for !flag_ira.
5641 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5644 * doc/invoke.texi (rtl debug options): Complete rewrite.
5645 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5647 * mode-switching.c (pass_mode_switching): Rename pass from
5648 "mode-sw" to "mode_sw".
5649 * except.c (pass_convert_to_eh_ranges): Rename pass from
5650 "eh-ranges" to "eh_ranges".
5651 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5655 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5656 Alexander Monakov <amonakov@ispras.ru>
5659 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5661 (move_exprs_to_boundary): Change return type and pass through
5662 should_move from move_op. Relax assert. Update usage ...
5663 (schedule_expr_on_boundary): ... here. Use should_move instead of
5665 (move_op_orig_expr_found): Indicate that insn was disconnected from
5667 (code_motion_process_successors): Do not call after_merge_succs
5668 callback if original expression was not found when traversing any of
5670 (code_motion_path_driver): Change return type. Update prototype.
5671 (move_op): Update comment. Add a new parameter (should_move). Update
5672 prototype. Set *should_move based on indication provided by
5673 move_op_orig_expr_found.
5675 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5677 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5678 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5679 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5680 * config/rs6000/rs6000.c (rs6000_override_options): Default
5681 avoid-indexed-addresses on for Power6, off for everything else.
5682 (avoiding_indexed_address_p): New function.
5683 (rs6000_legitimize_address): Use it.
5684 (rs6000_legitimate_address): Likewise.
5685 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5687 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5689 PR tree-optimization/38997
5690 * tree-loop-distribution.c (generate_memset_zero): Use
5691 POINTER_PLUS_EXPR for a pointer addition.
5693 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5695 * config/s390/s390.md (bswap<mode>2): New pattern added.
5697 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5699 * config/s390/s390.md (*tls_load_31): Added type attribute.
5701 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5703 * config/s390/s390.md: Fix a few comments.
5705 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5707 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5708 (*tm<mode>_full): Fixed z10prop attribute.
5709 (*tst<mode>_extimm): Fixed z10prop attribute.
5710 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5711 (*tstqiCCT_cconly): Fixed z10prop attribute.
5712 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5713 (*movsi_larl): Fixed z10prop attribute.
5714 (*movsi_zarch): Fixed z10prop attribute.
5715 (*movsi_eas): Fixed z10prop attribute.
5716 (*movhi): Fixed z10prop attribute.
5717 (*movqi): Fixed z10prop attribute.
5718 (*movstrictqi): Fixed z10prop attribute.
5719 (*mov<mode>): Fixed z10prop attribute.
5720 (*movcc): Fixed z10prop attribute.
5721 (*sethighpartdi_64): Fixed z10prop attribute.
5722 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5723 (*negdi2_sign_cc): Fixed z10prop attribute.
5724 (*negdi2_sign): Fixed z10prop attribute.
5725 (*absdi2_sign_cc): Fixed z10prop attribute.
5726 (*absdi2_sign): Fixed z10prop attribute.
5727 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5728 (*negabsdi2_sign): Fixed z10prop attribute.
5729 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5730 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5731 (doloop_si64): Fixed z10prop attribute.
5732 (doloop_si31): Fixed z10prop attribute.
5733 (doloop_long): Fixed z10prop attribute.
5734 (indirect_jump): Fixed z10prop attribute.
5735 (nop): Fixed z10prop attribute.
5736 (main_base_64): Fixed z10prop attribute.
5737 (reload_base_64): Fixed z10prop attribute.
5739 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5741 PR rtl-optimization/38740
5742 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5744 * config/mips/mips.c (mips_reorg): Likewise.
5746 2009-01-28 Richard Guenther <rguenther@suse.de>
5748 PR tree-optimization/38926
5749 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5750 with the correct value id to a value.
5751 (do_regular_insertion): Use the value number of edoubleprime
5752 for the value number of the expr.
5755 2008-08-21 Richard Guenther <rguenther@suse.de>
5757 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5758 a PHI ask VN if it is already available.
5759 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5760 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5762 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5765 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5766 set to varying whenever max has TREE_OVERFLOW set, similarly
5767 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5769 2009-01-28 Richard Guenther <rguenther@suse.de>
5772 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5773 uninitialized aggregate uses in call arguments.
5775 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5777 PR tree-optimization/38984
5778 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5779 the nothing_id variable if -fno-delete-null-pointer-checks.
5781 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5785 (set_got_offset_rex64): Ditto.
5787 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5790 * doc/extend.texi: Improve local variable with asm reg.
5792 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5794 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5795 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5796 was not supplied then set warn_packed_bitfield_compat to the
5798 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5801 2009-01-27 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/38503
5804 * cfgexpand.c (expand_gimple_basic_block): Ignore
5805 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5806 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5807 variables that cannot have TBAA applied.
5808 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5811 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5814 * calls.c (initialize_argument_information): Do not wrap complex
5815 arguments in SAVE_EXPR.
5817 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5819 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5820 (INSTALL_LIBGCC): Revert typo commit.
5822 2009-01-26 Richard Guenther <rguenther@suse.de>
5824 PR tree-optimization/38745
5825 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5826 from special handling.
5828 2009-01-26 Richard Guenther <rguenther@suse.de>
5830 PR tree-optimization/38745
5831 * tree-ssa.c (execute_update_addresses_taken): Do not include
5832 variables that cannot possibly be a register in not_reg_needs.
5833 Do not clear TREE_ADDRESSABLE on vars that may not become
5835 * tree-ssa.c (update_alias_info_1): Include those in the set
5836 of addressable vars.
5838 2009-01-26 Richard Guenther <rguenther@suse.de>
5841 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5842 * tree-ssa-dse.c: Include langhooks.h
5843 (execute_simple_dse): Remove stores with zero size.
5845 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5848 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5851 2009-01-24 Julian Brown <julian@codesourcery.com>
5853 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5854 config/arm/linux-atomic.c.
5855 * config/arm/linux-atomic.c: New.
5857 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5859 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5860 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5861 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5863 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5866 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5869 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5871 PR tree-optimization/38953
5872 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5873 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5874 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5875 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5878 2009-01-24 Paul Brook <paul@codesourcery.com>
5880 * config/arm/neon.md (neon_type): Move to arm.md.
5881 (neon_mov<VSTRUCT>): Add neon_type attribute.
5882 * config/arm/arm.md (neon_type): Move to here.
5883 (conds): Add "unconditioal" and use as default for NEON insns.
5885 2009-01-24 Ben Elliston <bje@au.ibm.com>
5887 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5888 void *' warning from -Wc++-compat.
5889 * Makefile.in (dominance.o-warn): Remove.
5891 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5893 PR tree-optimization/38932
5894 * fold-const.c (fold_unary_ignore_overflow): New.
5895 * tree.h (fold_unary_ignore_overflow): Declare.
5896 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5897 * tree-ssa-sccvn.c (visit_reference_op_load,
5898 simplify_unary_expression): Likewise.
5900 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5902 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5903 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5904 regardless of their type.
5905 * c-common.c (handle_packed_attribute): Don't ignore packed on
5907 * c.opt (Wpacked-bitfield-compat): New warning option.
5908 * stor-layout.c (place_field): Warn if offset of a field changed.
5909 * doc/extend.texi (packed): Mention the ABI change.
5910 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5911 (Warning Options): Add it to the list.
5913 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5915 * c-opts.c (c_common_post_options): Fix a typo in comments.
5917 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5920 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5921 variables to static.
5922 * doc/invoke.texi (-fmerge-all-constants): Update description.
5924 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5928 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5930 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5932 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5934 (LOCAL_ALIGNMENT): Similarly.
5936 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5937 Joseph Myers <joseph@codesourcery.com>
5939 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5940 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5941 * config/arm/arm-tune.md: Regenerate.
5942 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5945 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5947 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5948 version number to five.
5950 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5953 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5954 * c-common.c (set_underlying_type): Likewise.
5955 (is_typedef_decl ): Likewise
5957 (set_underlying_type): Likewise.
5958 (is_typedef_type): Likewise.
5960 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5963 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5966 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5969 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5970 (LIBGCC_SPEC): Don't define.
5971 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5973 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5975 PR rtl-optimization/38879
5976 * alias.c (base_alias_check): Unaligned access via AND address can
5977 alias all surrounding object types except those with sizes equal
5978 or wider than the size of unaligned access.
5980 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5983 * c-decl.c (clone_underlying_type): Move this ...
5984 * c-common.c (set_underlying_type): ... here.
5985 Also, make sure the function properly sets TYPE_STUB_DECL() on
5986 the newly created typedef variant type.
5987 (is_typedef_decl ): New entry point.
5988 * tree.h: Added a new member member_types_needing_access_check to
5989 struct tree_decl_non_common.
5990 (set_underlying_type): New entry point.
5991 (is_typedef_type): Likewise.
5993 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5995 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5996 Check whether two instructions have memory references that
5997 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5998 are helper functions for traversing.
5999 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6000 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6001 not to draw dependency edge for instructions with non-conflicting
6004 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6007 * longlong.h: Update copyright years. Use soft-fp license notice.
6008 Sync __clz_tab declaration with glibc.
6010 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6013 * doc/extend.texi (syscall_linkage): New.
6014 (version_id): Modify.
6016 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6017 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/38747
6020 PR tree-optimization/38748
6021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6022 conversion if the base address is an indirect reference and the
6023 aliasing sets could cause issues.
6025 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6027 * common.opt (fgraphite, fgraphite-identity): Add comment for
6028 explaining why these options are not documented.
6030 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6032 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6033 gimple_call_lhs is NULL.
6035 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6038 * emit-rtl.c (adjust_address_1): Make sure memref is never
6041 2009-01-20 Ben Elliston <bje@au.ibm.com>
6043 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6044 const qualifier from arg parameter. Remove unnecessary cast to char *.
6045 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6046 const qualifier from arg 2.
6048 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6050 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6052 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6055 * rtl.h (reinit_regs): New prototype.
6056 * regclass.c: Include ira.h.
6058 * Makefile.in (regclass.o): Add ira.h.
6059 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6061 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6064 * c-common.c (handle_aligned_attribute): Use
6065 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6066 default alignment value.
6068 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6070 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6071 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6073 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6074 __BIGGEST_ALIGNMENT__.
6076 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6078 2009-01-18 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/38819
6081 * tree-flow.h (operation_could_trap_helper_p): Declare.
6082 * tree-eh.c (operation_could_trap_helper_p): Export.
6083 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6084 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6085 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6086 are about to insert a possibly trapping instruction and fail
6089 2009-01-18 Andreas Schwab <schwab@suse.de>
6091 * doc/install.texi (Configuration): Remove obsolete paragraph
6092 about use of --with-gnu-ld with --with-gnu-as.
6094 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6096 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6097 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6098 Follow spelling conventions.
6100 2009-01-18 Ben Elliston <bje@au.ibm.com>
6102 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6103 C++ warning about implicit conversion from void * to struct
6105 (bitmap_obstack_free): Likewise for bitmap_element *.
6106 * Makefile.in (bitmap.o-warn): Remove.
6108 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6110 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6112 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6113 Tobias Grosser <tobi.grosser@amd.com>
6115 * graphite.c (graphite_trans_scop_block): Do not block single
6118 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6120 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6121 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6122 test with assertion.
6124 2009-01-16 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/38835
6128 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6129 and INT + PTR -> (INT)(PTR p+ INT) folding.
6130 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6132 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6135 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6136 the subreg from a lowpart subreg if it is also casting the value.
6138 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6139 Tobias Grosser <tobi.grosser@amd.com>
6141 * graphite.c (compare_prefix_loops): New.
6142 (build_scop_canonical_schedules): Rewritten.
6143 (graphite_transform_loops): Move build_scop_canonical_schedules
6144 after build_scop_iteration_domain.
6146 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6147 Tobias Grosser <tobi.grosser@amd.com>
6149 * graphite.c (add_conditions_to_domain): Add the loops to
6150 the dimension of the iteration domain. Do copy the domain
6151 only when it exists.
6152 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6153 (add_conditions_to_constraints): New.
6154 (can_generate_code_stmt, can_generate_code): Removed.
6155 (gloog): Do not call can_generate_code.
6156 (graphite_transform_loops): Call add_conditions_to_constraints
6157 after building the iteration domain.
6159 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6161 PR tree-optimization/38789
6162 * tree-ssa-threadedge.c
6163 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6164 __builtin_constant_p.
6166 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6168 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6169 examined before deleting them.
6171 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6173 * function.c (aggregate_value_p): Correctly extract the function
6174 type from CALL_EXPR_FN lookup.
6176 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6178 * config/picochip/picochip.c (picochip_override_options): Revert
6179 CFI asm flag disable commited previously.
6181 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6182 Tobias Grosser <tobi.grosser@amd.com>
6183 Jan Sjodin <jan.sjodin@amd.com>
6185 * graphite.c (scan_tree_for_params): On substractions negate
6186 all the coefficients of the term.
6187 (clast_to_gcc_expression_red): New. Handle reduction expressions
6188 of more than two operands.
6189 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6190 (get_vdef_before_scop): Handle also the case of default definitions.
6192 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6194 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6195 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6196 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6198 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6199 Joey Ye <joey.ye@intel.com>
6202 * cfgexpand.c (expand_stack_alignment): Don't update stack
6203 boundary nor check incoming stack boundary here.
6204 (gimple_expand_cfg): Update stack boundary and check incoming
6205 stack boundary here.
6207 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6209 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6211 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6213 PR rtl-optimization/38245
6214 * calls.c (expand_call): Add stack arguments to
6215 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6216 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6217 in regs and partially in memory or BLKmode arguments.
6218 (emit_library_call_value_1): Add stack arguments to
6219 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6220 ACCUMULATE_OUTGOING_ARGS).
6221 * dce.c: Include tm_p.h.
6222 (find_call_stack_args): New function.
6223 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6225 (mark_insn): Call find_call_stack_args for CALL_Ps.
6226 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6227 forwards. Allocate and free arg_stores bitmap if needed, pass it
6228 down to deletable_insn_p, don't mark stores set in arg_stores
6229 bitmap, clear the bitmap at the beginning of each bb.
6230 * Makefile.in (dce.o): Depend on $(TM_P_H).
6232 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6235 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6236 to make sure the insn is a conditional test (bug 22599). Reformat a
6239 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6242 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6243 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6244 (gloog): Do not call cleanup_tree_cfg.
6245 (graphite_transform_loops): Call cleanup_tree_cfg after all
6246 scops have been code generated.
6248 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6249 * doc/gty.texi (Invoking the garbage collector): Added new node
6250 and section documenting ggc_collect.
6252 2009-01-14 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/38826
6256 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6257 initialization notes only if we actually emitted a warning.
6258 (intra_create_variable_infos): Add constraints for a result decl
6259 that is passed by hidden reference.
6260 (build_pred_graph): Mark all related variables non-direct on
6263 2009-01-14 Nick Clifton <nickc@redhat.com>
6265 * ira-conflicts.c: Include addresses.h for the definition of
6267 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6268 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6270 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6273 * Makefile.in (ira-lives.o): Add except.h.
6275 * ira-lives.c: Include except.h.
6276 (process_bb_node_lives): Process can_throw_internal.
6278 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6280 PR rtl-optimization/38774
6281 * combine.c (simplify_set): When undoing cc_use change, don't do
6282 PUT_CODE on the newly created comparison, but instead put back the
6285 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6287 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6288 values. Remove duplicate arm8 entry.
6290 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6292 PR tree-optimization/38786
6293 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6294 the SSA_NAME case of expand_scalar_variables_expr.
6295 Set the type of an expression to the type of its assign statement.
6296 (expand_scalar_variables_expr): Also gather the scalar computation
6297 used to index the memory access. Do not pass loop_p.
6298 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6299 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6300 the gimple_stmt_iterator where it inserts new code.
6302 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6303 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6305 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6307 * graphite.h (debug_value): Removed.
6308 * graphite.c (debug_value): Removed.
6310 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6312 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6313 ldrd/strd with two 32-bit instructions.
6315 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6317 * config/arm/arm.c (struct processors): Pass for speed down into
6318 cost helper functions.
6319 (const_ok_for_op): Handle COMPARE and inequality nodes.
6320 (arm_rtx_costs_1): Rewrite.
6321 (arm_size_rtx_costs): Update prototype.
6322 (arm_rtx_costs): Pass speed down to helper functions.
6323 (arm_slowmul_rtx_costs): Rework cost calculations.
6324 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6325 (arm_9e_rtx_costs): Likewise.
6327 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6329 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6330 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6331 (alpha_legitimize_address): Do not split local symbols wider than
6332 UNITS_PER_WORD into HIGH/LO_SUM parts.
6334 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6337 * gcc.c (process_command): Replace call to execvp with calls
6338 to pex_one and exit.
6340 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6343 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6344 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6345 variant for devices with 3-byte PC.
6346 (__tablejump_elpm__): New.
6348 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6351 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6352 offsetof member-designator, handle it as `[0].'.
6354 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6356 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6357 function when not using named sections on targets with named sections
6358 if branch distance is less than 262132.
6360 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6362 * combine.c (combine_instructions): Recompute
6363 optimize_this_for_speed_p for each BB in the main combine loop.
6365 2009-01-12 Tomas Bily <tbily@suse.cz>
6368 * tree-loop-distribution.c (prop_phis): New function.
6369 (generate_builtin): Call prop_phis.
6370 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6372 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6374 PR tree-optimization/38807
6375 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6376 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6378 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6380 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6381 subreg of op0 to the original op0.
6383 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6385 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6387 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6390 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6391 starting with digits.
6393 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6396 * config/arm/arm.c (arm_is_long_call_p): Don't call
6397 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6399 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6401 * regrename.c (regrename_optimize): Fix dumping.
6402 (find_oldest_value_reg): Preserve REG_POINTER.
6403 (copy_hardreg_forward_1): Likewise.
6405 2009-01-09 Diego Novillo <dnovillo@google.com>
6407 * gimple.h (struct gimple_statement_base) <uid>: Document
6408 the restrictions on its use.
6410 (gimple_set_uid): Tidy.
6412 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6414 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6415 zero guard even if align_bytes != 0 and count is smaller than
6418 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6420 PR rtl-optimization/38495
6421 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6422 (add_range_and_copies_from_move_list): Print all added ranges.
6423 Add ranges to memory optimized destination.
6425 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6429 * config/i386/i386.c (override_options): Reject
6430 -mstringop-strategy=rep_8byte with -m32.
6431 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6432 to 1. Do count comparison against epilogue_size_needed at compile
6433 time even when count_exp was constant forced into register. For
6434 size_needed don't jump to epilogue, instead just avoid aligning
6435 and invoke the body algorithm. If need_zero_guard, add zero guard
6436 even if count is non-zero, but smaller than size_needed + number of
6437 bytes that could be stored for alignment.
6438 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6439 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6440 but smaller than size_needed + number of bytes that could be stored
6441 for alignment. Compare size_needed with epilogue_size_needed instead
6442 of desired_align - align, don't adjust size_needed, pass
6443 epilogue_size_needed to the epilogue expanders.
6446 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6448 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6450 * pa.c (last_address): Change to unsigned.
6451 (update_total_code_bytes): Change argument to unsigned. Don't
6452 check if insn addresses are set.
6453 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6454 addresses are not set.
6455 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6457 2009-01-09 Nick Clifton <nickc@redhat.com>
6459 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6460 DECL_DECLARED_INLINE_P.
6462 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6465 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6466 GET_MODE (op0) in operand_subword_force calls.
6469 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6470 fold_convert arg0 operands to TREE_TYPE (op0) first.
6472 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6474 * params.def (ira-max-conflict-table-size): Decrease default value
6477 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6479 PR tree-optimization/37031
6480 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6482 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6483 allocate it using gc instead of heap, use VEC_quick_push instead of
6485 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6486 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6487 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6488 allocated vector from heap allocated.
6489 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6490 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6491 vector only after perfect_loop_nest_depth call.
6493 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6494 Jan Sjodin <jan.sjodin@amd.com>
6496 PR tree-optimization/38559
6497 * graphite.c (debug_value, copy_constraint,
6498 swap_constraint_variables, scale_constraint_variable, ): New.
6499 (get_lower_bound, get_upper_bound): Removed.
6500 (graphite_trans_bb_strip_mine): Clean up this code that works
6501 only for constant number of iterations. Fully copy upper and
6502 lower bound constraints, not only the constant part of them.
6503 * graphite.h (debug_value): Declared.
6505 2009-01-08 Ira Rosen <irar@il.ibm.com>
6507 PR tree-optimization/37194
6508 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6509 Don't add the cost of cost model guard in prologue to scalar
6510 outside cost in case of known number of iterations.
6512 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6513 Alan Modra <amodra@bigpond.net.au>
6515 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6516 non-word-aligned REG+CONST addressing.
6518 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6521 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6522 free_after_compilation when outputting a thunk.
6523 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6524 Do not call free_after_compilation here.
6526 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6529 (ix86_valid_target_attribute_inner_p): Ditto.
6531 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6533 PR tree-optimization/38492
6534 PR tree-optimization/38498
6535 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6536 * tree-chrec.h (scev_is_linear_expression): Declared.
6537 * graphite.c (graphite_cannot_represent_loop_niter): New.
6538 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6539 (graphite_loop_normal_form): Use gcc_assert.
6540 (scan_tree_for_params): Use CASE_CONVERT.
6541 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6542 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6543 Use gcc_assert. Discard scops that contain unhandled cases.
6544 (build_scop_conditions): Return a boolean status for unhandled cases.
6545 (strip_mine_profitable_p): Print the loop number, not its depth.
6546 (is_interchange_valid): Pass the depth of the loop nest, don't
6547 recompute it wrongly.
6548 (graphite_trans_bb_block): Same.
6549 (graphite_trans_bb_block): Print tentative of loop blocking.
6550 (graphite_trans_scop_block): Do not print that the loop has been
6552 (graphite_transform_loops): Do not handle scops that contain condition
6555 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6557 AVX Programming Reference (December, 2008)
6558 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6559 (_mm256_stream_pd): Likewise.
6560 (_mm256_stream_ps): Likewise.
6562 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6563 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6564 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6565 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6566 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6567 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6568 (ix86_expand_special_args_builtin): Likewise.
6570 * config/i386/sse.md (AVXMODEDI): New.
6571 (avx_movnt<mode>): Likewise.
6572 (avx_movnt<mode>): Likewise.
6573 (<sse>_movnt<mode>): Remove AVX support.
6574 (sse2_movntv2di): Likewise.
6576 2009-01-07 Richard Guenther <rguenther@suse.de>
6579 * fold-const.c (extract_muldiv): Remove obsolete comment.
6580 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6581 to PLUS_EXPR canonicalization for the canonicalization.
6583 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6585 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6586 hosted cross-compilers generating less efficient code.
6588 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6590 * function.h (rtl_data): Add a dbr_scheduled_p field.
6591 * reorg.c (dbr_schedule): Set it.
6592 (gate_handle_delay_slots): Check it.
6593 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6594 (mips_reorg): Check flag_delayed_branch instead of
6595 mips_base_delayed_branch.
6596 (mips_override_options): Don't set mips_base_delayed_branch
6597 or flag_delayed_branch.
6599 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6601 PR rtl-optimization/38426.
6602 * ira.c (ira): Set current_function_is_leaf earlier.
6604 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6606 PR rtl-optimization/38722
6607 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6608 too early, only set a flag and modify after last possible
6611 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6614 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6615 * real.c (decimal_single_format): Correct values of emin and emax.
6616 (decimal_double_format): Ditto.
6617 (decimal_quad_format): Ditto.
6618 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6619 computation of DECnn_MIN and DECnn_MAX for corrected values of
6620 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6621 __DECnn_MIN__, and adjust its computation for the corrected value
6624 2009-01-06 Jan Hubicka <jh@suse.cz>
6627 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6629 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6631 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6632 Add Robert Clark to the list of testers.
6634 2009-01-06 Jan Hubicka <jh@suse.cz>
6635 Kai Tietz <kai.tietz@onevision.com>
6637 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6638 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6640 2009-01-06 Jan Hubicka <jh@suse.cz>
6641 Kai Tietz <kai.tietz@onevision.com>
6643 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6645 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6646 (ix86_nsaved_regs): Count only general purpose regs.
6647 (ix86_nsaved_sseregs): New.
6648 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6649 to 16 for w64; compute padding and size of sse reg save area.
6650 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6651 general purpose regs.
6652 (ix86_emit_save_sse_regs_using_mov): New.
6653 (ix86_expand_prologue): Save SSE regs if needed.
6654 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6655 (ix86_emit_restore_sse_regs_using_mov): New.
6656 (ix86_expand_epilogue): Save SSE regs if needed.
6658 2009-01-06 Jan Hubicka <jh@suse.cz>
6659 Kai Tietz <kai.tietz@onevision.com>
6661 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6662 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6663 functions when accumulate outgoing args is off.
6665 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6668 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6669 before using pseudos_have_intersected_live_ranges_p.
6671 * ira-int.h (ira_assert): Always define.
6673 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6675 AVX Programming Reference (December, 2008)
6676 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6677 (_mm256_permute2_pd): Likewise.
6678 (_mm_permute2_ps): Likewise.
6679 (_mm256_permute2_ps): Likewise.
6680 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6681 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6683 * config/i386/i386.c (ix86_builtins): Remove
6684 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6685 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6686 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6687 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6688 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6689 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6690 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6691 __builtin_ia32_vpermil2ps256.
6692 (ix86_init_mmx_sse_builtins): Updated.
6693 (ix86_expand_args_builtin): Likewise.
6695 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6697 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6698 long absolute calls when generating PA 2.0 code.
6700 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6702 PR rtl-optimization/38583
6703 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6705 * params.def (ira-max-conflict-table-size): New.
6707 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6709 * ira.h (ira_conflicts_p): New external definition.
6711 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6712 table. Report this. Return result of building.
6713 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6714 building conflict table.
6716 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6717 (ira_color): Use ira_conflicts_p.
6719 * global.c: Include ira.h.
6720 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6723 * Makefile.in (global.o): Add ira.h.
6725 * ira-build.c (mark_all_loops_for_removal,
6726 propagate_some_info_from_allocno): New.
6727 (remove_unnecessary_allocnos): Call
6728 propagate_some_info_from_allocno.
6729 (remove_low_level_allocnos): New.
6730 (remove_unnecessary_regions): Add parameter. Call
6731 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6732 parameter to remove_unnecessary_regions.
6733 (ira_build): Remove all regions but root if the conflict table was
6734 not built. Update conflict hard regs for allocnos crossing calls.
6736 * ira.c (ira_conflicts_p): New global.
6737 (ira): Define and use ira_conflicts_p.
6739 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6740 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6741 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6743 2009-01-06 Ben Elliston <bje@au.ibm.com>
6745 * gengtype-lex.l (YY_NO_INPUT): Define.
6747 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6750 * c-common.c (handle_vector_size_attribute): Also reject
6753 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6755 PR tree-optimization/38492
6756 * graphite.c (rename_map_elt, debug_rename_elt,
6757 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6758 rename_map_elt_info, eq_rename_map_elts,
6759 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6760 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6761 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6762 (sese_build_livein_liveouts): New.
6763 (new_sese, free_sese): New.
6764 (new_scop): Call new_sese.
6765 (free_scop): Call free_sese.
6766 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6767 (register_old_new_names): Renamed register_old_and_new_names.
6768 (register_scop_liveout_renames, add_loop_exit_phis,
6769 insert_loop_close_phis, struct igp,
6770 default_liveout_before_guard, add_guard_exit_phis,
6771 insert_guard_phis, copy_renames): New.
6772 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6773 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6774 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6775 (scop_adjust_phis_for_liveouts): New.
6776 (gloog): Call scop_adjust_phis_for_liveouts.
6778 * graphite.h (struct sese): Documented. Added fields liveout,
6780 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6781 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6782 (struct scop): Added field liveout_renames.
6783 (SCOP_LIVEOUT_RENAMES): New.
6785 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6787 PR tree-optimization/38510
6788 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6789 (translate_clast): Call recompute_all_dominators before
6791 (gloog): Call recompute_all_dominators before graphite_verify.
6793 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6794 Jan Sjodin <jan.sjodin@amd.com>
6796 PR tree-optimization/38500
6797 * graphite.c (create_sese_edges): Call fix_loop_structure after
6800 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6802 * config.gcc: Add m32r*-*-rtems*.
6803 * config/m32r/rtems.h: New file.
6805 2009-01-05 Ben Elliston <bje@au.ibm.com>
6807 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6808 (.po.pox): Likewise.
6809 (po/gcc.pot): Likewise.
6811 2009-01-04 David S. Miller <davem@davemloft.net>
6813 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6814 (STARTING_FRAME_OFFSET): Always set to zero.
6816 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6818 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6819 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6820 fixed-point types, and vectors of the same.
6822 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6824 * config/mips/sync.md (*mb_barrier): Rename to...
6825 (*memory_barrier): ...this.
6827 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6829 * doc/extend.texi (Function Attributes): Move @cindex after @item
6830 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6831 and put in alphabetical order. Fix 'target' name and put in order.
6832 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6835 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6837 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6838 (memory_barrier): Expand as unspec instead of unspec_volatile.
6839 Remove mem:BLK from insn operands. Use Pmode scratch register.
6840 (*memory_barrier): Define as unspec instead of unspec_volatile.
6841 Use (match_dup 0) as input operand.
6843 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6844 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6845 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6846 scratch register. Remove operand 1.
6847 (*stbar): Define as unspec instead of unspec_volatile.
6848 Use (match_dup 0) as input operand, remove (const_int 8).
6849 (*membar): Define as unspec instead of unspec_volatile.
6850 Use (match_dup 0) as input operand, remove input operand 2.
6852 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6853 (memory_barrier): Expand as unspec instead of unspec_volatile.
6854 Remove mem:BLK from insn operands. Use Pmode scratch register.
6855 (*memory_barrier): Define as unspec instead of unspec_volatile.
6856 Use (match_dup 0) as input operand.
6858 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6859 Remove mem:BLK from insn operands. Use Pmode scratch register.
6860 Set volatile flag on operand 0.
6861 (*memory_barrier): New insn pattern.
6863 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6865 (*memory_barrier): Use (match_dup 0) as input operand.
6867 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6868 Remove mem:BLK from insn operands. Use Pmode scratch register.
6869 Set volatile flag on operand 0.
6870 (*mb_internal): New insn pattern.
6872 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6874 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6877 * function.c (struct temp_slot): Move to the section of the file
6878 that deals with temp slots. Remove field 'address'.
6879 (temp_slot_address_table): New hash table of address -> temp slot.
6880 (struct temp_slot_address_entry): New struct, items for the table.
6881 (temp_slot_address_compute_hash, temp_slot_address_hash,
6882 temp_slot_address_eq, insert_temp_slot_address): Support functions
6884 (find_temp_slot_from_address): Rewrite to use the new hash table.
6885 (remove_unused_temp_slot_addresses): Remove addresses of temp
6886 slots that have been made available.
6887 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6888 worker function for remove_unused_temp_slot_addresses.
6889 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6890 Add the temp slot address to the address -> temp slot map.
6891 (update_temp_slot_address): Update via insert_temp_slot_address.
6892 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6893 (pop_temp_slots): Likewise.
6894 (init_temp_slots): Allocate the address -> temp slot map, or empty
6895 the map if it is already allocated.
6896 (prepare_function_start): Initialize temp slot processing.
6898 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6901 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6902 Calculate the size of all stack vars assuming no packing of stack
6903 vars will happen, replacing a quadratic algorithm with a linear one.
6905 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6908 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6911 2009-01-03 Diego Novillo <dnovillo@google.com>
6913 * doc/contrib.texi: Update contributions.
6915 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6918 * builtins.c (fold_builtin_memory_op): Give up if either operand
6919 is volatile. Set srctype or desttype to non-qualified version
6923 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6926 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6928 PR rtl-optimization/35805
6929 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6930 problem if fast dce is able to remove any instructions.
6931 * dce.c (dce_process_block): Fix dump message.
6933 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6936 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6938 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6941 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6942 * tree-pretty-print.c (op_code_prio): New function.
6943 (op_prio): No longer static. Use op_code_prio.
6944 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6945 Use op_prio and op_code_prio to determine if () should be
6946 printed around operand(s) or not.
6948 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6949 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6950 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6951 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6952 pp_character instead of pp_string for single letter printing.
6954 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6956 * doc/extend.texi: Fix '#pragma GCC option' typo.
6958 2009-01-02 Richard Guenther <rguenther@suse.de>
6960 * doc/install.texi (--enable-checking): Mention different
6962 (--enable-stage1-checking): Document.
6964 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6967 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6968 case to be an error.
6970 2009-01-02 Ben Elliston <bje@au.ibm.com>
6972 * config/fp-bit.h (pack_d): Constify argument.
6973 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6974 (isnan): Constify argument.
6978 (_fpadd_parts): Constify return type.
6979 (_fpmul_parts): Likewise.
6980 (_fpdiv_parts): Likewise.
6982 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6985 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6986 warn about overwriting initializer with side-effects or
6987 -Woverride-init if !IMPLICIT.
6988 (output_init_element): Likewise. Pass IMPLICIT down to
6990 (process_init_element): Add IMPLICIT argument. Pass it down
6991 to output_init_element.
6992 (push_init_element, pop_init_level, set_designator): Adjust
6993 process_init_element callers.
6994 (set_nonincremental_init, set_nonincremental_init_from_string):
6995 Adjust add_pending_init callers.
6996 (output_pending_init_elements): Adjust output_init_element callers.
6997 * c-tree.h (process_init_element): Adjust prototype.
6998 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6999 process_init_element callers.