1 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
5 * c-typeck.c (really_start_incremental_init): Likewise.
6 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7 (TARGET_INITIALIZER): Remove it.
8 * target.h (struct target): Remove vector_opaque_p.
9 * tree.c (build_opaque_vector_type): New.
10 * tree.h (TYPE_VECTOR_OPAQUE): New.
11 (build_opaque_vector_type): Declare.
12 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13 * config/rs6000/rs6000.c (build_opaque_vector_type,
14 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15 (rs6000_init_builtins): Use build_opaque_vector_type for
16 opaque_V4SI_type_node.
18 2009-04-15 Catherine Moore <clm@codesourcery.com>
20 * debug.h (set_name): Declare.
21 * dwarf2out.c (dwarf2out_set_name): Declare.
22 (dwarf2_debug_hooks): Add set_name.
23 (find_AT_string): New.
24 (add_AT_string): Call find_AT_string.
25 (dwarf2out_set_name): New.
26 * cp/decl.c (grokdeclarator): Call set_name.
27 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
28 * debug.c (do_nothing_debug_hooks): Likewise.
29 * dbxout.c (dbx_debug_hooks): Likewise.
30 * sdbout.c (sdb_debug_hooks): Likewise.
32 2009-04-15 Michael Eager <eager@eagercon.com>
34 * config/rs6000/rs6000.c: rs6000_function_value: set function return
35 reg for single-precision FPU
36 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
37 (movsi_internal1_single): New: add pattern to move SI values to/from
38 single-precision FP regs.
40 2009-04-15 Richard Guenther <rguenther@suse.de>
42 * omp-low.c (lower_rec_input_clauses): Build correct address
44 (expand_omp_for_generic): Fix multiplication type.
45 * tree-loop-distribution.c (build_size_arg): Build a
47 (generate_memset_zero): Fix types.
48 * tree-profile.c (prepare_instrumented_value): Correctly
51 2009-04-15 Ian Lance Taylor <iant@google.com>
53 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
54 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
55 for -Wall and for -Wc++-compat.
56 (c_common_post_options): For C++, set warn_enum_compare if not
58 * c-tree.h (struct c_expr): Add field original_type.
59 (build_external_ref): Update declaration.
60 * c-parser.c (c_parser_braced_init): Set original_type.
61 (c_parser_initelt): Likewise.
62 (c_parser_expr_no_commas): Likewise.
63 (c_parser_conditional_expression): Likewise.
64 (c_parser_cast_expression): Likewise.
65 (c_parser_unary_expression): Likewise. Pull setting of
66 original_code to top of function.
67 (c_parser_sizeof_expression): Set original_type.
68 (c_parser_alignof_expression): Likewise.
69 (c_parser_postfix_expression): Likewise. Pull setting of
70 original_code to top of function.
71 (c_parser_postfix_expression_after_paren_type): Set
73 (c_parser_postfix_expression_after_primary): Likewise.
74 (c_parser_expression): Likewise.
75 * c-typeck.c (build_external_ref): Add type parameter. Change all
77 (c_expr_sizeof_expr): Set original_type field.
78 (parser_build_unary_op): Likewise.
79 (parser_build_binary_op): Likewise. Optionally warn about
80 comparisons of enums of different types.
81 (digest_init): Set original_type field.
82 (really_start_incremental_init): Likewise.
83 (push_init_level, pop_init_level): Likewise.
84 * doc/invoke.texi (Warning Options): -Wenum-compare now
87 2009-04-15 Richard Guenther <rguenther@suse.de>
89 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
90 out a necessary conversion.
91 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
92 names we didn't value number.
93 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
95 2009-04-15 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/39764
98 * tree-ssa-ccp.c (get_value): Canonicalize value with
99 canonicalize_float_value.
101 2009-04-15 Jan Hubicka <jh@suse.cz>
103 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
104 Wrong version of patch.
106 2009-04-15 Jan Hubicka <jh@suse.cz>
108 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
110 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
112 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
113 our distinct integral and vector types.
115 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
117 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
118 * init.c (build_vtbl_address): Remove call to assemble_external.
120 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
122 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
123 output for other floating point modes.
125 2009-04-14 Diego Novillo <dnovillo@google.com>
127 * diagnostic.c (diagnostic_report_diagnostic): Do not
128 warn about loaded plugins for DK_ERROR and DK_WARNING.
129 * c-decl.c (declspecs_add_type): Move call to
130 invoke_plugin_callbacks ...
131 * c-parser.c (c_parser_declspecs): ... here.
132 * plugin.c (dump_active_plugins): Tidy output.
134 2009-04-14 Diego Novillo <dnovillo@google.com>
135 Le-Chun Wu <lcwu@google.com>
137 * configure.ac: Add --enable-plugin support.
138 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
139 * Makefile.in (PLUGIN_H): Define.
140 Export ENABLE_PLUGIN and GMPINC to site.exp.
141 Add PLUGINLIBS to link command.
142 Add/modify dependencies for plugin.o and files including plugin.h.
144 * config.in: Regenerate.
146 * opts.c (common_handle_option): Handle OPT_fplugin_ and
149 2009-04-14 Le-Chun Wu <lcwu@google.com>
151 * tree-pass.h (register_one_dump_file): Add a prototype for
152 register_one_dump_file.
153 * toplev.c (compile_file): Call initialize_plugins.
154 (do_compile): Call invoke_plugin_callbacks.
155 (toplev_main): Call invoke_plugin_callbacks.
156 * common.opt: Add -fplugin= and -fplugin-arg-.
157 * gcc-plugin.h: New public header file for plugins to include.
158 * plugin.c: New source file.
159 * plugin.h: New internal header file.
160 * passes.c (register_one_dump_file): Make it external.
162 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
164 2009-04-14 Diego Novillo <dnovillo@google.com>
166 * doc/plugins.texi: New.
167 * doc/gccint.texi: Add reference to Plugins chapter.
168 * doc/invoke.texi: Document -fplugin and -fplugin-arg
169 * diagnostic.c (diagnostic_report_diagnostic): Warn about
170 loaded plugins, if any.
171 * timevar.def (TV_PLUGIN_INIT): Define.
172 (TV_PLUGIN_RUN): Define.
173 * plugin.c: Include timevar.h
174 (plugins_active_p): New.
175 (dump_active_plugins): New.
176 (debug_active_plugins): New.
178 2009-04-14 Joseph Myers <joseph@codesourcery.com>
180 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
182 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
184 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
186 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
187 the same as a minus without a shift.
189 2009-04-14 Nick Clifton <nickc@redhat.com>
191 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
192 comparisons with small integers will always produce a short
195 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
199 2008-12-19 Diego Novillo <dnovillo@google.com>
201 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
203 2000-04-14 Richard Guenther <rguenther@suse.de>
205 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
207 (verify_gimple_assign_binary): Likewise. Handle shifts and
209 (verify_gimple_phi): Print the mismatched argument position.
210 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
212 (vect_update_init_of_dr): Likewise.
213 * matrix-reorg.c (transform_access_sites): Do what the
215 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
217 2009-04-13 Michael Eager <eager@eagercon.com>
219 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
220 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
221 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
222 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
223 remove duplicate config
225 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
227 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
228 file_name:line_number type locator of the call site.
230 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
232 * genautomata.c: Put blank after comma.
233 (automaton_decls): New.
234 (struct unit_usage): Add comments to member next.
235 (store_alt_unit_usage): Keep the list ordered.
236 (unit_present_on_list_p, equal_alternatives_p): New.
237 (check_regexp_units_distribution): Check units distribution
238 correctness correctly.
239 (main): Don't write automata if error is found. Return correct
242 * config/m68k/cf.md (cfv4_ds): Remove.
243 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
244 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
246 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
247 power4-load-ext, power4-store, power4-store-update,
248 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
249 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
250 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
251 power4-sqrt, power4-isync): Modify reservation to make correct
252 unit distribution to automata.
254 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
255 power5-store-update, power5-two, power5-three, power5-lmul,
256 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
258 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
260 * except.c (pass_set_nothrow_function_flags): Set name and add
262 (set_nothrow_function_flags): Mention in the dump file when
263 changing a function to nothrow.
265 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
268 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
269 instead of unsigned long.
271 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
273 * config/arm/arm.c (return_used_this_function): Remove.
274 (arm_output_function_prologue): Remove use of
275 return_used_this_function.
276 (output_return_instruction): Replace use of
277 return_used_this_function
278 by cfun->machine->return_used_this_function.
279 (arm_output_epilogue): Likewise.
280 (arm_output_function_epilogue): Likewise.
281 (thumb_unexpanded_epilogue): Likewise.
282 * config/arm/arm.h (struct machine_function):
283 New member return_used_this_function.
285 2009-04-12 Mark Mitchell <mark@codesourcery.com>
287 * doc/install.texi: Correct description of default directory for
288 --with-gxx-include-dir.
290 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
292 * fold-const.c (build_range_check): Properly deal with enumeral and
295 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
297 * doc/invoke.texi (max_gcse_passes): Remove documentation.
298 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
299 * params.h (MAX_GCSE_PASSES): Remove.
300 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
301 in sequence. Remove ability to run multiple passes.
302 (bypass_jumps): Report run as third CPROP pass.
304 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
307 * except.c (can_throw_external): Look at each insn in a SEQUENCE
308 when deciding whether the whole SEQUENCE can throw.
310 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
313 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
314 offseted label references.
316 2009-04-11 Jan Hubicka <jh@suse.cz>
318 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
320 2009-04-11 Richard Guenther <rguenther@suse.de>
323 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
324 return variables as TREE_ADDRESSABLE.
326 2009-04-11 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/39713
329 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
330 reference trees have SSA_NAME operands.
332 2009-04-11 Richard Guenther <rguenther@suse.de>
335 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
338 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
340 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
341 match changes in Cygwin 1.7
342 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
343 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
345 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
347 PR tree-optimization/39701
348 * doc/invoke.texi (Optimization Options): Document change in
349 meaning and initialization of -fdelete-null-pointer-checks.
351 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
354 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
356 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
359 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
361 2009-04-10 Chao-ying Fu <fu@mips.com>
363 * doc/tm.texi (Instruction Output): Document
364 TARGET_ASM_FINAL_POSTSCAN_INSN.
365 * target.h (final_postscan_insn): New field in asm_out.
366 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
367 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
368 * final.c (final_scan_insn): Call
369 targetm.asm_out.final_postscan_insn after outputting
370 an asm macro and a normal instruction.
372 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
373 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
374 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
375 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
376 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
378 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
381 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
382 variables as non-NULL even with -fdelete-null-pointer-checks.
384 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
386 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
388 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/i386.c (classify_argument): Handle SCmode with
392 (bit_offset % 64) != 0.
394 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
396 * doc/invoke.texi (Optimize Options): Add cross-reference to
397 -Q --help=optimizers examples.
399 2009-04-10 Ben Elliston <bje@au.ibm.com>
402 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
403 regalign for the reg == fpr and TDmode case.
405 2009-04-09 David Ayers <ayers@fsfe.org>
408 * objc/objc-act.c (warn_with_method): Remove helper function.
409 (check_duplicates): Call warning and inform directly.
410 (really_start_method): Likewise.
412 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
414 * expmed.c (expand_divmod): Always use a comparison for a division
415 by a large unsigned integer.
417 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
418 for things others than variables or functions as nonzero.
420 2009-04-09 Nick Clifton <nickc@redhat.com>
422 * unwind-compat.c: Change copyright header to refer to version
423 3 of the GNU General Public License with version 3.1 of the
424 GCC Runtime Library Exception and to point readers at the
425 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
426 * config/alpha/crtfastmath.c: Likewise.
427 * config/alpha/linux-unwind.h: Likewise.
428 * config/alpha/qrnnd.asm: Likewise.
429 * config/alpha/vms-crt0-64.c: Likewise.
430 * config/alpha/vms-crt0.c: Likewise.
431 * config/alpha/vms-dwarf2.asm: Likewise.
432 * config/alpha/vms-dwarf2eh.asm: Likewise.
433 * config/alpha/vms-psxcrt0-64.c: Likewise.
434 * config/alpha/vms-psxcrt0.c: Likewise.
435 * config/alpha/vms_tramp.asm: Likewise.
436 * config/arc/initfini.c: Likewise.
437 * config/arc/lib1funcs.asm: Likewise.
438 * config/arm/bpabi-v6m.S: Likewise.
439 * config/arm/bpabi.S: Likewise.
440 * config/arm/bpabi.c: Likewise.
441 * config/arm/crti.asm: Likewise.
442 * config/arm/crtn.asm: Likewise.
443 * config/arm/ieee754-df.S: Likewise.
444 * config/arm/ieee754-sf.S: Likewise.
445 * config/arm/lib1funcs.asm: Likewise.
446 * config/arm/libunwind.S: Likewise.
447 * config/arm/linux-atomic.c: Likewise.
448 * config/arm/mmintrin.h: Likewise.
449 * config/arm/pr-support.c: Likewise.
450 * config/arm/unaligned-funcs.c: Likewise.
451 * config/arm/unwind-arm.c: Likewise.
452 * config/arm/unwind-arm.h: Likewise.
453 * config/avr/libgcc.S: Likewise.
454 * config/bfin/crti.s: Likewise.
455 * config/bfin/crtlibid.s: Likewise.
456 * config/bfin/crtn.s: Likewise.
457 * config/bfin/lib1funcs.asm: Likewise.
458 * config/bfin/linux-unwind.h: Likewise.
459 * config/cris/arit.c: Likewise.
460 * config/cris/cris_abi_symbol.c: Likewise.
461 * config/darwin-64.c: Likewise.
462 * config/darwin-crt2.c: Likewise.
463 * config/darwin-crt3.c: Likewise.
464 * config/darwin.h: Likewise.
465 * config/dbxelf.h: Likewise.
466 * config/dfp-bit.c: Likewise.
467 * config/dfp-bit.h: Likewise.
468 * config/elfos.h: Likewise.
469 * config/fixed-bit.c: Likewise.
470 * config/fixed-bit.h: Likewise.
471 * config/fp-bit.c: Likewise.
472 * config/fp-bit.h: Likewise.
473 * config/fr30/crti.asm: Likewise.
474 * config/fr30/crtn.asm: Likewise.
475 * config/fr30/lib1funcs.asm: Likewise.
476 * config/freebsd-spec.h: Likewise.
477 * config/frv/cmovd.c: Likewise.
478 * config/frv/cmovh.c: Likewise.
479 * config/frv/cmovw.c: Likewise.
480 * config/frv/frvbegin.c: Likewise.
481 * config/frv/frvend.c: Likewise.
482 * config/frv/lib1funcs.asm: Likewise.
483 * config/glibc-stdint.h: Likewise.
484 * config/h8300/clzhi2.c: Likewise.
485 * config/h8300/crti.asm: Likewise.
486 * config/h8300/crtn.asm: Likewise.
487 * config/h8300/ctzhi2.c: Likewise.
488 * config/h8300/fixunssfsi.c: Likewise.
489 * config/h8300/lib1funcs.asm: Likewise.
490 * config/h8300/parityhi2.c: Likewise.
491 * config/h8300/popcounthi2.c: Likewise.
492 * config/i386/ammintrin.h: Likewise.
493 * config/i386/att.h: Likewise.
494 * config/i386/avxintrin.h: Likewise.
495 * config/i386/biarch64.h: Likewise.
496 * config/i386/bmmintrin.h: Likewise.
497 * config/i386/cpuid.h: Likewise.
498 * config/i386/cross-stdarg.h: Likewise.
499 * config/i386/crtfastmath.c: Likewise.
500 * config/i386/crtprec.c: Likewise.
501 * config/i386/cygming-crtbegin.c: Likewise.
502 * config/i386/cygming-crtend.c: Likewise.
503 * config/i386/cygwin.asm: Likewise.
504 * config/i386/emmintrin.h: Likewise.
505 * config/i386/gmm_malloc.h: Likewise.
506 * config/i386/gthr-win32.c: Likewise.
507 * config/i386/i386.h: Likewise.
508 * config/i386/immintrin.h: Likewise.
509 * config/i386/linux-unwind.h: Likewise.
510 * config/i386/linux64.h: Likewise.
511 * config/i386/mm3dnow.h: Likewise.
512 * config/i386/mmintrin-common.h: Likewise.
513 * config/i386/mmintrin.h: Likewise.
514 * config/i386/nmmintrin.h: Likewise.
515 * config/i386/pmm_malloc.h: Likewise.
516 * config/i386/pmmintrin.h: Likewise.
517 * config/i386/smmintrin.h: Likewise.
518 * config/i386/sol2-c1.asm: Likewise.
519 * config/i386/sol2-ci.asm: Likewise.
520 * config/i386/sol2-cn.asm: Likewise.
521 * config/i386/sol2-gc1.asm: Likewise.
522 * config/i386/tmmintrin.h: Likewise.
523 * config/i386/unix.h: Likewise.
524 * config/i386/w32-unwind.h: Likewise.
525 * config/i386/wmmintrin.h: Likewise.
526 * config/i386/x86-64.h: Likewise.
527 * config/i386/x86intrin.h: Likewise.
528 * config/i386/xmmintrin.h: Likewise.
529 * config/ia64/crtbegin.asm: Likewise.
530 * config/ia64/crtend.asm: Likewise.
531 * config/ia64/crtfastmath.c: Likewise.
532 * config/ia64/crti.asm: Likewise.
533 * config/ia64/crtn.asm: Likewise.
534 * config/ia64/fde-glibc.c: Likewise.
535 * config/ia64/lib1funcs.asm: Likewise.
536 * config/ia64/linux-unwind.h: Likewise.
537 * config/ia64/quadlib.c: Likewise.
538 * config/ia64/unwind-ia64.c: Likewise.
539 * config/linux.h: Likewise.
540 * config/m32c/m32c-lib1.S: Likewise.
541 * config/m32c/m32c-lib2-trapv.c: Likewise.
542 * config/m32c/m32c-lib2.c: Likewise.
543 * config/m32r/initfini.c: Likewise.
544 * config/m68hc11/larith.asm: Likewise.
545 * config/m68hc11/m68hc11-crt0.S: Likewise.
546 * config/m68k/cf.md: Likewise.
547 * config/m68k/crti.s: Likewise.
548 * config/m68k/crtn.s: Likewise.
549 * config/m68k/lb1sf68.asm: Likewise.
550 * config/m68k/linux-unwind.h: Likewise.
551 * config/mcore/crti.asm: Likewise.
552 * config/mcore/crtn.asm: Likewise.
553 * config/mcore/lib1.asm: Likewise.
554 * config/mips/linux-unwind.h: Likewise.
555 * config/mips/loongson.h: Likewise.
556 * config/mips/mips16.S: Likewise.
557 * config/mmix/crti.asm: Likewise.
558 * config/mmix/crtn.asm: Likewise.
559 * config/pa/fptr.c: Likewise.
560 * config/pa/hpux-unwind.h: Likewise.
561 * config/pa/lib2funcs.asm: Likewise.
562 * config/pa/linux-atomic.c: Likewise.
563 * config/pa/linux-unwind.h: Likewise.
564 * config/pa/milli64.S: Likewise.
565 * config/pa/quadlib.c: Likewise.
566 * config/pa/stublib.c: Likewise.
567 * config/picochip/libgccExtras/adddi3.asm: Likewise.
568 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
569 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
570 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
571 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
572 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
573 * config/picochip/libgccExtras/divmod15.asm: Likewise.
574 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
575 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
576 * config/picochip/libgccExtras/longjmp.asm: Likewise.
577 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
578 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
579 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
580 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
581 * config/picochip/libgccExtras/setjmp.asm: Likewise.
582 * config/picochip/libgccExtras/subdi3.asm: Likewise.
583 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
584 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
585 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
586 * config/rs6000/750cl.h: Likewise.
587 * config/rs6000/altivec.h: Likewise.
588 * config/rs6000/biarch64.h: Likewise.
589 * config/rs6000/crtresfpr.asm: Likewise.
590 * config/rs6000/crtresgpr.asm: Likewise.
591 * config/rs6000/crtresxfpr.asm: Likewise.
592 * config/rs6000/crtresxgpr.asm: Likewise.
593 * config/rs6000/crtsavfpr.asm: Likewise.
594 * config/rs6000/crtsavgpr.asm: Likewise.
595 * config/rs6000/darwin-asm.h: Likewise.
596 * config/rs6000/darwin-fallback.c: Likewise.
597 * config/rs6000/darwin-fpsave.asm: Likewise.
598 * config/rs6000/darwin-ldouble.c: Likewise.
599 * config/rs6000/darwin-tramp.asm: Likewise.
600 * config/rs6000/darwin-unwind.h: Likewise.
601 * config/rs6000/darwin-vecsave.asm: Likewise.
602 * config/rs6000/darwin-world.asm: Likewise.
603 * config/rs6000/e500crtres32gpr.asm: Likewise.
604 * config/rs6000/e500crtres64gpr.asm: Likewise.
605 * config/rs6000/e500crtres64gprctr.asm: Likewise.
606 * config/rs6000/e500crtrest32gpr.asm: Likewise.
607 * config/rs6000/e500crtrest64gpr.asm: Likewise.
608 * config/rs6000/e500crtresx32gpr.asm: Likewise.
609 * config/rs6000/e500crtresx64gpr.asm: Likewise.
610 * config/rs6000/e500crtsav32gpr.asm: Likewise.
611 * config/rs6000/e500crtsav64gpr.asm: Likewise.
612 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
613 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
614 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
615 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
616 * config/rs6000/eabi-ci.asm: Likewise.
617 * config/rs6000/eabi-cn.asm: Likewise.
618 * config/rs6000/eabi.asm: Likewise.
619 * config/rs6000/linux-unwind.h: Likewise.
620 * config/rs6000/linux64.h: Likewise.
621 * config/rs6000/paired.h: Likewise.
622 * config/rs6000/paired.md: Likewise.
623 * config/rs6000/ppc64-fp.c: Likewise.
624 * config/rs6000/ppu_intrinsics.h: Likewise.
625 * config/rs6000/rs6000.h: Likewise.
626 * config/rs6000/si2vmx.h: Likewise.
627 * config/rs6000/sol-ci.asm: Likewise.
628 * config/rs6000/sol-cn.asm: Likewise.
629 * config/rs6000/spe.h: Likewise.
630 * config/rs6000/spu2vmx.h: Likewise.
631 * config/rs6000/sysv4.h: Likewise.
632 * config/rs6000/tramp.asm: Likewise.
633 * config/rs6000/vec_types.h: Likewise.
634 * config/s390/linux-unwind.h: Likewise.
635 * config/s390/tpf-unwind.h: Likewise.
636 * config/score/crti.asm: Likewise.
637 * config/score/crtn.asm: Likewise.
638 * config/sh/crt1.asm: Likewise.
639 * config/sh/crti.asm: Likewise.
640 * config/sh/crtn.asm: Likewise.
641 * config/sh/divtab-sh4-300.c: Likewise.
642 * config/sh/divtab-sh4.c: Likewise.
643 * config/sh/divtab.c: Likewise.
644 * config/sh/lib1funcs-4-300.asm: Likewise.
645 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
646 * config/sh/lib1funcs.asm: Likewise.
647 * config/sh/lib1funcs.h: Likewise.
648 * config/sh/linux-atomic.asm: Likewise.
649 * config/sh/linux-unwind.h: Likewise.
650 * config/sh/shmedia.h: Likewise.
651 * config/sh/sshmedia.h: Likewise.
652 * config/sh/ushmedia.h: Likewise.
653 * config/sparc/crtfastmath.c: Likewise.
654 * config/sparc/linux-unwind.h: Likewise.
655 * config/sparc/sol2-c1.asm: Likewise.
656 * config/sparc/sol2-ci.asm: Likewise.
657 * config/sparc/sol2-cn.asm: Likewise.
658 * config/spu/divmodti4.c: Likewise.
659 * config/spu/divv2df3.c: Likewise.
660 * config/spu/float_disf.c: Likewise.
661 * config/spu/float_unsdidf.c: Likewise.
662 * config/spu/float_unsdisf.c: Likewise.
663 * config/spu/float_unssidf.c: Likewise.
664 * config/spu/mfc_multi_tag_release.c: Likewise.
665 * config/spu/mfc_multi_tag_reserve.c: Likewise.
666 * config/spu/mfc_tag_release.c: Likewise.
667 * config/spu/mfc_tag_reserve.c: Likewise.
668 * config/spu/mfc_tag_table.c: Likewise.
669 * config/spu/multi3.c: Likewise.
670 * config/spu/spu_internals.h: Likewise.
671 * config/spu/spu_intrinsics.h: Likewise.
672 * config/spu/spu_mfcio.h: Likewise.
673 * config/spu/vec_types.h: Likewise.
674 * config/spu/vmx2spu.h: Likewise.
675 * config/stormy16/stormy16-lib2.c: Likewise.
676 * config/svr4.h: Likewise.
677 * config/sync.c: Likewise.
678 * config/v850/lib1funcs.asm: Likewise.
679 * config/vxlib-tls.c: Likewise.
680 * config/vxlib.c: Likewise.
681 * config/vxworks-dummy.h: Likewise.
682 * config/xtensa/crti.asm: Likewise.
683 * config/xtensa/crtn.asm: Likewise.
684 * config/xtensa/ieee754-df.S: Likewise.
685 * config/xtensa/ieee754-sf.S: Likewise.
686 * config/xtensa/lib1funcs.asm: Likewise.
687 * config/xtensa/lib2funcs.S: Likewise.
688 * config/xtensa/linux-unwind.h: Likewise.
689 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
690 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
691 * coretypes.h: Likewise.
692 * crtstuff.c: Likewise.
693 * defaults.h: Likewise.
694 * dwarf2.h: Likewise.
695 * emutls.c: Likewise.
696 * gbl-ctors.h: Likewise.
697 * gcov-io.h: Likewise.
698 * ginclude/float.h: Likewise.
699 * ginclude/iso646.h: Likewise.
700 * ginclude/stdarg.h: Likewise.
701 * ginclude/stdbool.h: Likewise.
702 * ginclude/stddef.h: Likewise.
703 * ginclude/stdfix.h: Likewise.
704 * ginclude/stdint-gcc.h: Likewise.
705 * ginclude/tgmath.h: Likewise.
706 * gthr-aix.h: Likewise.
707 * gthr-dce.h: Likewise.
708 * gthr-gnat.c: Likewise.
709 * gthr-gnat.h: Likewise.
710 * gthr-lynx.h: Likewise.
711 * gthr-mipssde.h: Likewise.
712 * gthr-nks.h: Likewise.
713 * gthr-posix.c: Likewise.
714 * gthr-posix.h: Likewise.
715 * gthr-posix95.h: Likewise.
716 * gthr-rtems.h: Likewise.
717 * gthr-single.h: Likewise.
718 * gthr-solaris.h: Likewise.
719 * gthr-tpf.h: Likewise.
720 * gthr-vxworks.h: Likewise.
721 * gthr-win32.h: Likewise.
723 * libgcc2.c: Likewise.
724 * libgcc2.h: Likewise.
725 * libgcov.c: Likewise.
726 * tsystem.h: Likewise.
727 * typeclass.h: Likewise.
728 * unwind-c.c: Likewise.
729 * unwind-compat.h: Likewise.
730 * unwind-dw2-fde-compat.c: Likewise.
731 * unwind-dw2-fde-darwin.c: Likewise.
732 * unwind-dw2-fde-glibc.c: Likewise.
733 * unwind-dw2-fde.c: Likewise.
734 * unwind-dw2-fde.h: Likewise.
735 * unwind-dw2.c: Likewise.
736 * unwind-dw2.h: Likewise.
737 * unwind-generic.h: Likewise.
738 * unwind-pe.h: Likewise.
739 * unwind-sjlj.c: Likewise.
740 * unwind.inc: Likewise.
741 * config/arm/neon-gen.ml: Change generated copyright header to
742 refer to version 3 of the GNU General Public License with
743 version 3.1 of the GCC Runtime Library Exception and to point
744 readers at the COPYING3 and COPYING3.RUNTIME files and the
745 FSF's license web page.
746 * config/arm/arm_neon.h: Regenerate.
748 2009-04-09 Jakub Jelinek <jakub@redhat.com>
750 * config/cris/cris.md: Change copyright header to refer to version
751 3 of the GNU General Public License.
752 * doc/install.texi2html: Change copyright header to refer to version
753 3 of the GNU General Public License and to point readers at the
754 COPYING3 file and the FSF's license web page.
755 * config/vax/linux.h: Likewise.
757 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
759 * config/i386/i386.md (cmpcc): New.
760 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
761 (sync_compare_and_swap_cc*): Delete.
763 * config/s390/s390.c (s390_compare_emitted): Remove.
764 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
765 s390_compare_emitted used to be handled. Assert that modes match.
766 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
767 refer to sync_compare_and_swap_ccsi.
768 * config/s390/s390.h (s390_compare_emitted): Remove.
769 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
770 instead of s390_compare_emitted.
771 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
772 instead of s390_compare_emitted.
773 * config/s390/s390.md (cmpcc): New.
774 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
775 CC_REGNUM, do not pretend it's set.
776 (sync_compare_and_swap_cc*): Delete.
777 * config/s390/predicates.md (cc_reg_operand): New.
779 * expr.c (sync_compare_and_swap_cc): Delete.
780 * optabs.h (sync_compare_and_swap_cc): Delete.
781 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
782 is being used with can_compare_p.
783 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
785 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
786 look for a MODE_CC set instead. Use emit_store_flag.
787 (expand_compare_and_swap_loop): Likewise, with some additional
788 complication to avoid a force_reg when useless. Use
789 emit_cmp_and_jump_insns.
790 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
791 * doc/md.texi (sync_compare_and_swap_cc): Merge with
792 sync_compare_and_swap documentation.
794 2009-04-09 Jan Hubicka <jh@suse.cz>
796 * except.c (find_prev_try): Break out from ....
797 (duplicate_eh_regions): ... here; properly update prev_try pointers
798 when duplication part of tree.
799 (dump_eh_tree): Improve dumping.
800 (verify_eh_region): New.
801 (verify_eh_tree): Use it.
803 2009-04-06 Richard Guenther <rguenther@suse.de>
805 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
806 &ARRAY addresses by adjusting their types and prepending
808 * tree-cfg.c (verify_gimple_assign_single): Verify that
809 addresses are correct.
811 2009-04-09 Richard Guenther <rguenther@suse.de>
813 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
814 indices into an array reference if possible.
815 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
816 Fold POINTER_PLUS_EXPR statements with invariant address.
818 2009-04-09 Alan Modra <amodra@bigpond.net.au>
821 * config.gcc (powerpc64-*-linux*): Always build biarch.
823 2009-04-09 Joseph Myers <joseph@codesourcery.com>
826 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
827 it and pedwarn if this results in an INTEGER_CST.
829 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * doc/install.texi: Update minimum GMP version. Remove obsolete
832 text in MPFR section.
834 2009-04-08 Jakub Jelinek <jakub@redhat.com>
836 * dwarf2out.c (class_scope_p): New static inline.
837 (class_or_namespace_scope_p): Use it.
838 (gen_variable_die): Use DW_TAG_member tag for static data member
839 declarations instead of DW_TAG_variable.
842 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
845 2009-04-08 Richard Guenther <rguenther@suse.de>
847 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
848 valueize random data.
850 2009-04-08 David Edelsohn <edelsohn@gnu.org>
852 * config.gcc (aix tm_file): Add aix-stdint.h.
853 (aix tm clause use_gcc_stdint): Set to wrap.
854 * config/rs6000/aix-stdint.h: New file.
856 2009-04-08 Richard Guenther <rguenther@suse.de>
859 * tree-dfa.c (add_referenced_var): Do not recurse into
861 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
863 (fold_const_aggregate_ref): Likewise.
865 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
867 * recog.c (ordered_comparison_operator): New.
868 * gensupport.c (std_preds): Add it.
869 * doc/md.texi (Machine-Independent Predicates): Document it.
871 2009-04-08 Jan Hubicka <jh@suse.cz>
873 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
874 * function.h (rtl_eh): Remove exception_handler_label_map.
875 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
876 remove_exception_handler_label, for_each_eh_label_1): Remove.
877 (rtl_remove_unreachable_regions): Remove.
878 (convert_from_eh_region_ranges): Do not remove unreachable regions.
879 (find_exception_handler_labels): Don't build the hashtable.
880 (maybe_remove_eh_handler): Remove.
881 (for_each_eh_label): Rewrite to walk the tree.
882 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
883 * except.h (maybe_remove_eh_handler): Remove.
884 * passes.c (init_optimization_passes): Schedule second EH cleanup
886 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
887 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
889 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
891 * genoutput.c (validate_optab_operands): New.
892 (gen_insn, gen_expand): Call it.
894 * genflags.c (gen_insn): Detect misused iterators.
895 (main): Pass line_no to gen_insn, exit with status 1 on error.
897 * genextract.c (line_no): Make global.
898 (VEC_safe_set_locstr): Change assertion to error message.
899 (main): Exit with status 1 on error.
901 2009-04-08 Joseph Myers <joseph@codesourcery.com>
905 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
906 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
907 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
908 * c-convert.c (convert): Do not call fold on results of conversion
909 functions when the result is a C_MAYBE_CONST_EXPR.
910 * c-parser.c (c_parser_postfix_expression): Do not fold condition
911 of __builtin_choose_expr.
912 * c-typeck.c (remove_c_maybe_const_expr): New.
913 (build_unary_op, build_conditional_expr, build_compound_expr,
914 build_binary_op, c_objc_common_truthvalue_conversion): Call
915 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
918 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
920 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
921 CODE to produce a new one. Add a prototype to use fold_convert_const
923 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
926 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
927 mix declarations and code.
929 2009-04-08 Ben Elliston <bje@au.ibm.com>
931 * gcc.c: Replace `CC' with `GCC' throughout.
933 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
935 * doc/invoke.texi: Document Atom support.
937 2009-04-07 Jason Merrill <jason@redhat.com>
940 * c-common.h, c-common.c: Add flag_pretty_templates.
941 * c-opts.c (c_common_handle_option): Set it.
942 * c.opt: Add -fno-pretty-templates.
943 * doc/invoke.texi (C++ Dialect Options): Likewise.
945 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
947 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
948 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
949 (ia64_expand_builtin): Likewise.
951 2009-04-07 Martin Jambor <mjambor@suse.cz>
953 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
954 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
955 ADDR_EXPRS are include too.
957 2009-04-07 Richard Guenther <rguenther@suse.de>
959 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
960 decls are only used if passes as parameters or if they are
961 local statics and the call is not to a builtin.
962 (call_may_clobber_ref_p_1): Likewise.
964 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
966 * expr.c (do_store_flag): Remove last argument. Simplify code
967 to avoid duplication of tests already done by can_compare_p.
968 (expand_expr_real_1): Adjust caller.
970 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
972 * optabs.c (can_compare_p): Test the predicate of a
973 cbranch and cstore pattern.
975 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
977 * expr.c (convert_move): Use emit_store_flag instead of
980 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
982 * config/i386/i386.c (ix86_compare_emitted): Remove.
983 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
984 ix86_compare_op0 like ix86_compare_emitted used to be handled.
985 * config/i386/i386.h (ix86_compare_emitted): Remove.
986 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
987 instead of ix86_compare_emitted.
988 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
990 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
992 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
993 Add t-sysroot-suffix to tmake_file.
994 * config/print-sysroot-suffix.sh: New file.
995 * config/t-sysroot-suffix: New file.
997 2009-04-07 Ben Elliston <bje@au.ibm.com>
999 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1000 as the latter produces a warning when the target does not support
1003 2009-04-07 Ben Elliston <bje@au.ibm.com>
1005 * dfp.c: Replace type punning assignments with memcpy throughout.
1006 * Makefile.in (dfp.o-warn): Remove.
1008 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1011 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1012 Include soft-fp/t-softfp after rs6000/t-linux64.
1014 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1016 * stor-layout.c (set_sizetype): Use the full precision of their
1017 machine mode for bitsize types.
1019 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1021 * config/i386/i386.md: Revert 2 accidental checkins.
1023 2009-04-06 Joey Ye <joey.ye@intel.com>
1024 Xuepeng Guo <xuepeng.guo@intel.com>
1025 H.J. Lu <hongjiu.lu@intel.com>
1027 Atom pipeline model, tuning and insn selection.
1028 * config.gcc (atom): Add atom config options and target.
1030 * config/i386/atom.md: New.
1032 * config/i386/i386.c (atom_cost): New cost.
1033 (m_ATOM): New macro flag.
1034 (initial_ix86_tune_features): Set m_ATOM.
1035 (x86_accumulate_outgoing_args): Likewise.
1036 (x86_arch_always_fancy_math_387): Likewise.
1037 (processor_target): Add Atom cost.
1038 (cpu_names): Add Atom cpu name.
1039 (override_options): Set Atom ISA.
1040 (ix86_issue_rate): New case PROCESSOR_ATOM.
1041 (ix86_adjust_cost): Likewise.
1043 * config/i386/i386.h (TARGET_ATOM): New target macro.
1044 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1045 (TARGET_OPT_AGU): New target option.
1046 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1047 (processor_type): Add PROCESSOR_ATOM.
1049 * config/i386/i386.md (cpu): Add new value "atom".
1050 (use_carry, movu): New attr.
1051 (atom.md): Include atom.md.
1052 (adddi3_carry_rex64): Set attr "use_carry".
1053 (addqi3_carry): Likewise.
1054 (addhi3_carry): Likewise.
1055 (addsi3_carry): Likewise.
1056 (*addsi3_carry_zext): Likewise.
1057 (subdi3_carry_rex64): Likewise.
1058 (subqi3_carry): Likewise.
1059 (subhi3_carry): Likewise.
1060 (subsi3_carry): Likewise.
1061 (x86_movdicc_0_m1_rex64): Likewise.
1062 (*x86_movdicc_0_m1_se): Likewise.
1063 (x86_movsicc_0_m1): Likewise.
1064 (*x86_movsicc_0_m1_se): Likewise.
1065 (*adddi_1_rex64): Emit add insn as much as possible.
1066 (*addsi_1): Likewise.
1067 (return_internal): Set atom_unit.
1068 (return_internal_long): Likewise.
1069 (return_pop_internal): Likewise.
1070 (*rcpsf2_sse): Set atom_sse_attr attr.
1071 (*qrt<mode>2_sse): Likewise.
1072 (*prefetch_sse): Likewise.
1074 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1076 (ix86_target_macros_internal): Likewise.
1078 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1079 (*prefetch_sse_rex): Likewise.
1080 (sse_rcpv4sf2): Likewise.
1081 (sse_vmrcpv4sf2): Likewise.
1082 (sse_sqrtv4sf2): Likewise.
1083 (<sse>_vmsqrt<mode>2): Likewise.
1084 (sse_ldmxcsr): Likewise.
1085 (sse_stmxcsr): Likewise.
1086 (*sse_sfence): Likewise.
1087 (sse2_clflush): Likewise.
1088 (*sse2_mfence): Likewise.
1089 (*sse2_lfence): Likewise.
1090 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1091 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1092 (avx_movdqu<avxmodesuffix>): Likewise.
1093 (avx_lddqu<avxmodesuffix>): Likewise.
1094 (sse2_movntv2di): Change attr "type" to "ssemov".
1095 (sse2_movntsi): Likewise.
1096 (rsqrtv8sf2): Change attr "type" to "sseadd".
1097 (sse3_addsubv2df3): Set attr "atom_unit".
1098 (sse3_h<plusminus_insn>v4sf3): Likewise.
1099 (*sse2_pmaddwd): Likewise.
1100 (*vec_extractv2di_1_rex64): Likewise.
1101 (*vec_extractv2di_1_avx): Likewise.
1102 (sse2_psadbw): Likewise.
1103 (ssse3_phaddwv8hi3): Likewise.
1104 (ssse3_phaddwv4hi3): Likewise.
1105 (ssse3_phadddv4si3): Likewise.
1106 (ssse3_phadddv2si3): Likewise.
1107 (ssse3_phaddswv8hi3): Likewise.
1108 (ssse3_phaddswv4hi3): Likewise.
1109 (ssse3_phsubwv8hi3): Likewise.
1110 (ssse3_phsubwv4hi3): Likewise.
1111 (ssse3_phsubdv4si3): Likewise.
1112 (ssse3_phsubdv2si3): Likewise.
1113 (ssse3_phsubswv8hi3): Likewise.
1114 (ssse3_phsubswv4hi3): Likewise.
1115 (ssse3_pmaddubsw128): Likewise.
1116 (sse3_pmaddubsw: Likewise.
1117 (ssse3_palignrti): Likewise.
1118 (ssse3_palignrdi): Likewise.
1120 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1122 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1124 2009-04-06 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/28868
1127 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1128 of which PHI results we inserted.
1129 (insert_into_preds_of_block): Record inserted PHIs.
1130 (eliminate): Eliminate redundant PHI nodes.
1131 (init_pre): Init inserted_phi_names.
1133 2009-04-06 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/39643
1136 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1137 IMAGPART_EXPRs of complex constants.
1138 (execute_fold_all_builtins): If we folded a call queue
1139 TODO_update_address_taken.
1141 2009-04-06 Jan Hubicka <jh@suse.cz>
1144 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1147 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1149 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1151 (ic_invalidate_array): Likewise.
1153 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1155 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1156 alignment for library calls.
1158 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1160 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1161 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1162 * config/i386/mingw-stdint.h: New file.
1164 2009-04-05 Richard Guenther <rguenther@suse.de>
1166 PR tree-optimization/39648
1167 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1168 our &A vs. &A[0] IL deficiencies.
1170 2009-04-04 Jan Hubicka <jh@suse.cz>
1172 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1173 removed toplevel regions.
1174 (sjlj_mark_call_sites): Likewise.
1176 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1178 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1179 (cygwin tm clause use_gcc_stdint): Set to wrap.
1180 * config/i386/cygwin-stdint.h: New file.
1182 2009-04-04 Richard Guenther <rguenther@suse.de>
1184 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1185 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1186 single-argument PHIs if we are in loop-closed SSA form.
1187 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1188 for the pre-condition.
1189 (slpeel_tree_peel_loop_to_edge): Likewise.
1190 (vect_build_loop_niters): Take an optional sequence to append stmts.
1191 (vect_generate_tmps_on_preheader): Likewise.
1192 (vect_do_peeling_for_loop_bound): Take extra guards for the
1194 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1195 the cost model check.
1196 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1197 guards if we are going to peel. Do not apply versioning in that case.
1198 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1199 (vect_do_peeling_for_loop_bound): Likewise.
1200 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1201 loop bound only record extra pre-conditions, do not apply loop
1204 2009-04-04 Richard Guenther <rguenther@suse.de>
1206 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1209 2009-04-04 Jan Hubicka <jh@suse.cz>
1211 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1212 last_basic_block for size of bb->index indexed array.
1213 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1214 compute_out, link_btr_uses, build_btr_def_use_webs,
1215 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1217 2009-04-04 Jan Hubicka <jh@suse.cz>
1219 * except.c (remove_eh_handler_and_replace): Break out from ...
1220 (remove_eh_handler): ... here.
1221 (bring_to_root): New function.
1222 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1223 handled ones, bring others to root of tree.
1225 2009-04-04 Jan Hubicka <jh@suse.cz>
1227 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1228 (all_phis_safe_to_merge): New function.
1229 (update_info): New structure.
1230 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1231 (cleanup_empty_eh): Update SSA if possible.
1233 2009-04-04 Richard Guenther <rguenther@suse.de>
1235 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1236 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1237 (append_vuse): Likewise.
1239 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1241 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1242 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1243 instead of REG_UNSAVED for DW_CFA_undefined.
1244 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1245 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1248 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1251 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1252 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1253 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1255 2009-04-04 Richard Guenther <rguenther@suse.de>
1257 PR tree-optimization/8781
1258 PR tree-optimization/37892
1259 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1260 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1261 (valueize_refs): Call it for *& valueizations.
1262 (shared_reference_ops_from_ref): Rename to ...
1263 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1264 (shared_reference_ops_from_call): Rename to ...
1265 (valueize_shared_reference_ops_from_call): ... this and valueize.
1266 (vn_reference_lookup): Update.
1267 (visit_reference_op_call): Likewise.
1268 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1269 (eliminate): Value-replace the call address in call statements.
1271 2009-04-04 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/39636
1274 * tree-ssa-forwprop.c
1275 (forward_propagate_addr_into_variable_array_index): Check for
1276 GIMPLE_ASSIGN before accessing the rhs code.
1278 2009-04-03 Jason Merrill <jason@redhat.com>
1280 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1282 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1284 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1285 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1286 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1287 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1288 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1289 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1290 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1291 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1292 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1293 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1294 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1295 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1296 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1297 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1298 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1299 Use fr_reg_or_fp01_operand instead of fr_register_operand
1301 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1302 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1303 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1305 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1307 PR rtl-optimization/39607
1308 PR rtl-optimization/39631
1312 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1313 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1314 instead of DF_LR_OUT.
1315 * ira-lives.c (process_bb_node_lives): Ditto.
1316 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1317 instead of DF_LR_{OUT,IN}.
1318 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1319 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1321 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1323 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1324 (execute_lower_omp): Always run but take the short way out if -fopenmp
1326 (gate_lower_omp): Remove, forcing the pass manager to always run the
1327 pass and always set PROP_gimple_lomp.
1328 (pass_lower_omp): Remove gate function.
1329 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1330 PROP_trees. Instead, require it.
1331 * ipa-cp.c (pass_ipa_cp): Likewise.
1332 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1333 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1334 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1335 and PROP_gimple_leh.
1337 2009-04-03 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/23940
1341 PR tree-optimization/33237
1344 PR tree-optimization/36201
1345 PR tree-optimization/36230
1346 PR tree-optimization/38049
1347 PR tree-optimization/38207
1348 PR tree-optimization/38230
1349 PR tree-optimization/38301
1350 PR tree-optimization/38585
1352 PR tree-optimization/38985
1353 PR tree-optimization/39299
1354 * tree-ssa-structalias.h: Remove.
1355 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1356 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1357 (struct vuse_element_d): Remove.
1358 (struct vuse_vec_d): Likewise.
1359 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1360 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1361 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1362 VUSE_ELEMENT_VAR): Likewise.
1363 (struct voptype_d): Likewise.
1364 (NUM_VOP_FREE_BUCKETS): Likewise.
1365 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1366 (struct stmt_operands_d): Remove.
1367 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1368 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1369 VDEF_NUM, VDEF_VECT): Likewise.
1370 (copy_virtual_operands): Remove.
1371 (operand_build_cmp): Likewise.
1372 (create_ssa_artificial_load_stmt): Likewise.
1373 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1374 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1375 vuse_index and mayuse_index members. Pack and move done and iter_type
1376 members to the front.
1377 (SSA_OP_VMAYUSE): Remove.
1378 (SSA_OP_VIRTUAL_USES): Adjust.
1379 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1380 (unlink_stmt_vdef): Declare.
1381 (add_to_addressable_set): Remove.
1382 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1383 (vrp_visit_stmt): Likewise.
1384 * doc/tree-ssa.texi (Alias analysis): Update.
1385 * doc/invoke.texi (max-aliased-vops): Remove docs.
1386 (avg-aliased-vops): Likewise.
1387 * tree-into-ssa.c (syms_to_rename): Remove.
1388 (need_to_update_vops_p): Likewise.
1389 (need_to_initialize_update_ssa_p): Rename to ...
1390 (update_ssa_initialized_fn): ... this. Track function we are
1392 (symbol_marked_for_renaming): Simplify.
1393 (add_new_name_mapping): Do not set need_to_update_vops_p.
1394 (dump_currdefs): Use SYMS_TO_RENAME.
1395 (rewrite_update_stmt): Always walk all uses/defs.
1396 (dump_update_ssa): Adjust.
1397 (init_update_ssa): Take function argument. Track what we are
1399 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1400 (create_new_def_for): Initialize for cfun, assert we are initialized
1402 (mark_sym_for_renaming): Simplify.
1403 (mark_set_for_renaming): Do not initialize update-ssa.
1404 (need_ssa_update_p): Simplify. Take function argument.
1405 (name_mappings_registered_p): Assert we ask for the correct function.
1406 (name_registered_for_update_p): Likewise.
1407 (ssa_names_to_replace): Likewise.
1408 (release_ssa_name_after_update_ssa): Likewise.
1409 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1410 (dump_decl_set): Do not print a newline.
1411 (debug_decl_set): Do it here.
1412 (dump_update_ssa): And here.
1413 * tree-ssa-loop-im.c (move_computations): Adjust.
1414 (movement_possibility): Likewise.
1415 (determine_max_movement): Likewise.
1416 (gather_mem_refs_stmt): Likewise.
1417 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1419 * tree-complex.c (update_all_vops): Remove.
1420 (expand_complex_move): Adjust.
1421 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1422 Simplify test for memory referencing statement. Exclude
1423 non-invariant ADDR_EXPRs.
1424 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1425 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1426 (rdg_flag_uses): Likewise.
1427 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1429 (tree_optimize_tail_calls_1): Also split the
1430 edge from the entry block if we have degenerate PHI nodes in
1431 the first basic block.
1432 * tree.c (init_ttree): Remove memory-tag related code.
1433 (tree_code_size): Likewise.
1434 (tree_node_structure): Likewise.
1435 (build7_stat): Re-write to be build6_stat.
1436 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1437 (SSA_VAR_P): Adjust.
1438 (struct tree_memory_tag): Remove.
1439 (struct tree_memory_partition_tag): Likewise.
1440 (union tree_node): Adjust.
1441 (build7): Re-write to be build6.
1442 * tree-pass.h (pass_reset_cc_flags): Remove.
1443 (TODO_update_address_taken): New flag.
1444 (pass_simple_dse): Remove.
1445 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1446 * params.h (MAX_ALIASED_VOPS): Remove.
1447 (AVG_ALIASED_VOPS): Likewise.
1448 * omp-low.c (expand_omp_taskreg): Update SSA form.
1449 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1450 aliases the lhs in a copy stmt.
1451 * tree-ssa-dse.c (struct address_walk_data): Remove.
1452 (memory_ssa_name_same): Likewise.
1453 (memory_address_same): Likewise.
1454 (get_kill_of_stmt_lhs): Likewise.
1455 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1456 unused stores. Look through PHI nodes into post-dominated regions.
1457 (dse_optimize_stmt): Simplify. Properly remove stores.
1458 (tree_ssa_dse): Compute dominators.
1459 (execute_simple_dse): Remove.
1460 (pass_simple_dse): Likewise.
1461 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1462 gimple_loaded_syms and gimple_stored_syms computation.
1463 * toplev.c (dump_memory_report): Dump alias and pta stats.
1464 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1465 (vn_reference_eq): Likewise.
1466 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1467 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1468 valueize_vuses): Remove.
1469 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1470 (get_def_ref_stmt_vuse): ... this.
1471 (vn_reference_lookup_2): New function.
1472 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1473 walking equivalent vuses. Simplify.
1474 (vn_reference_lookup): Likewise.
1475 (vn_reference_insert): Likewise.
1476 (vn_reference_insert_pieces): Likewise.
1477 (visit_reference_op_call): Simplify.
1478 (visit_reference_op_load): Likewise.
1479 (visit_reference_op_store): Likewise.
1480 (init_scc_vn): Remove shared_lookup_vuses initialization.
1481 (free_scc_vn): Remove shared_lookup_vuses freeing.
1482 (sort_vuses, sort_vuses_heap): Remove.
1483 (get_ref_from_reference_ops): Export.
1484 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1485 vector with single vuse pointer.
1486 (vn_reference_lookup_pieces, vn_reference_lookup,
1487 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1488 (shared_vuses_from_stmt): Remove.
1489 (get_ref_from_reference_ops): Declare.
1490 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1491 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1492 memory-tag related code.
1493 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1494 (likely_value): Add comment, skip static-chain of call statements.
1495 (surely_varying_stmt_p): Adjust.
1496 (gimplify_and_update_call_from_tree): Likewise.
1497 (execute_fold_all_builtins): Do not rebuild alias info.
1498 (gimplify_and_update_call_from_tree): Properly update VOPs.
1499 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1500 (copy_ref_info): Remove memory-tag related code.
1501 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1502 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1503 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1505 * tree-ssa-dom.c (gimple_p): Remove typedef.
1506 (eliminate_redundant_computations): Adjust.
1507 (record_equivalences_from_stmt): Likewise.
1508 (avail_expr_hash): Likewise.
1509 (avail_expr_eq): Likewise.
1510 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1511 (stmt_makes_single_load): Likewise.
1512 (stmt_makes_single_store): Likewise.
1513 * tree-ssa-alias.c: Rewrite completely.
1514 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1515 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1516 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1517 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1518 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1519 Remove public functions.
1520 (pass_reset_cc_flags): Remove.
1521 (pass_build_alias): Move ...
1522 * tree-ssa-structalias.c (pass_build_alias): ... here.
1523 * tree-ssa-alias.c (may_be_aliased): Move ...
1524 * tree-flow-inline.h (may_be_aliased): ... here.
1525 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1526 count_uses_and_derefs): Move ...
1527 * gimple.c: ... here.
1528 * gimple.h (count_uses_and_derefs): Declare.
1529 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1530 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1531 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1532 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1533 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1534 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1535 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1537 * tree-dfa.c (refs_may_alias_p): Move ...
1538 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1539 * tree-ssa-alias.h: New file.
1540 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1541 (statement_sink_location): Likewise.
1542 * opts.c (decode_options): Do not adjust max-aliased-vops or
1543 avg-aliased-vops values.
1544 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1545 (TV_CALL_CLOBBER): Likewise.
1546 (TV_FLOW_SENSITIVE): Likewise.
1547 (TV_FLOW_INSENSITIVE): Likewise.
1548 (TV_MEMORY_PARTITIONING): Likewise.
1549 (TV_ALIAS_STMT_WALK): New timevar.
1550 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1551 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1552 (get_address_description): Remove memory-tag related code.
1553 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1554 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1555 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1556 and immediate uses in statements. Document.
1557 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1558 (dump_symbols): Remove.
1559 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1560 * alias.c (get_deref_alias_set): New function split out from ...
1561 (get_alias_set): ... here.
1562 * alias.h (get_deref_alias_set): Declare.
1563 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1564 type parameter. Remove restrict pointer handling. Create a
1565 ref-all pointer in case type-based alias sets do not conflict.
1566 (vect_analyze_data_refs): Remove SMT related code.
1567 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1568 (vectorizable_load): Likewise.
1569 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1570 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1571 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1572 Ignore vops and SMTs.
1573 (dr_analyze_alias): Likewise..
1574 (free_data_ref): Likewise.
1575 (create_data_ref): Likewise.
1576 (analyze_all_data_dependences): Likewise.
1577 (get_references_in_stmt): Adjust.
1578 * tree-flow-inline.h (gimple_aliases_computed_p,
1579 gimple_addressable_vars, gimple_call_clobbered_vars,
1580 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1581 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1582 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1583 gimple_mem_ref_stats): Remove.
1584 (gimple_vop): New function.
1585 (op_iter_next_use): Remove vuses and mayuses cases.
1586 (op_iter_next_def): Remove vdefs case.
1587 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1588 (clear_and_done_ssa_iter): Do not set removed fields.
1589 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1590 Assert we are not iterating over vuses or vdefs if not also
1591 iterating over uses or defs.
1592 (op_iter_init_use): Likewise.
1593 (op_iter_init_def): Likewise.
1594 (op_iter_next_vdef): Remove.
1595 (op_iter_next_mustdef): Likewise.
1596 (op_iter_init_vdef): Likewise.
1597 (compare_ssa_operands_equal): Likewise.
1598 (link_use_stmts_after): Handle vuse operand.
1599 (is_call_used): Use is_call_clobbered.
1600 (is_call_clobbered): Global variables are always call clobbered,
1601 query the call-clobbers bitmap.
1602 (mark_call_clobbered): Ignore global variables.
1603 (clear_call_clobbered): Likewise.
1604 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1605 virtual operands sanity check.
1606 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1608 (TARGET_MEM_REF): Remove TMR_TAG operand.
1609 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1610 Remove call-clobber related code.
1611 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1612 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1613 partitions or escape reason.
1614 (get_single_def_stmt, get_single_def_stmt_from_phi,
1615 get_single_def_stmt_with_phi): Remove.
1616 (dump_referenced_vars): Tidy.
1617 (get_ref_base_and_extent): Allow bare decls.
1618 (collect_dfa_stats): Adjust.
1619 * graphite.c (rename_variables_in_stmt): Adjust.
1620 (graphite_copy_stmts_from_block): Likewise.
1621 (translate_clast): Likewise.
1622 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1624 (translate_vuse_through_block): Use the oracle.
1625 (phi_translate_1): Adjust.
1626 (value_dies_in_block_x): Use the oracle. Cache the outcome
1628 (valid_in_sets): Check if the VUSE for
1629 a REFERENCE is available.
1630 (eliminate): Do not remove stmts during elimination,
1631 instead queue and remove them afterwards.
1632 (do_pre): Do not rebuild alias info.
1633 (pass_pre): Run TODO_rebuild_alias before PRE.
1634 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1635 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1636 (mark_all_v_defs_stmt): Remove.
1637 (mark_all_v_defs_seq): Adjust.
1638 (sra_replace): Likewise.
1639 (scalarize_use): Likewise.
1640 (scalarize_copy): Likewise.
1641 (scalarize_init): Likewise.
1642 (scalarize_ldst): Likewise.
1643 (todoflags): Remove.
1644 (tree_sra): Do not rebuild alias info.
1645 (tree_sra_early): Adjust.
1646 (pass_sra): Run TODO_update_address_taken before SRA.
1647 * tree-predcom.c (set_alias_info): Remove.
1648 (prepare_initializers_chain): Do not call it.
1649 (mark_virtual_ops_for_renaming): Adjust.
1650 (mark_virtual_ops_for_renaming_list): Remove.
1651 (initialize_root_vars): Adjust.
1652 (initialize_root_vars_lm): Likewise.
1653 (prepare_initializers_chain): Likewise.
1654 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1655 (may_propagate_copy_into_stmt): Likewise.
1656 (merge_alias_info): Do nothing for now.
1657 (propagate_tree_value_into_stmt): Adjust.
1658 (stmt_may_generate_copy): Likewise.
1659 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1660 not mark symbols for renaming.
1661 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1662 with the same statement, make sure to update the new pointed-to one.
1663 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1664 call statements, do not mark symbols for renaming.
1665 (mark_operand_necessary): Dump something.
1666 (ref_may_be_aliased): New function.
1667 (mark_aliased_reaching_defs_necessary_1): New helper function.
1668 (mark_aliased_reaching_defs_necessary): Likewise.
1669 (mark_all_reaching_defs_necessary_1): Likewise.
1670 (mark_all_reaching_defs_necessary): Likewise.
1671 (propagate_necessity): Do not process virtual PHIs. For
1672 non-aliased loads mark all reaching definitions as necessary.
1673 For aliased loads and stores mark the immediate dominating
1674 aliased clobbers as necessary.
1675 (visited): New global static.
1676 (perform_tree_ssa_dce): Free visited bitmap after propagating
1678 (remove_dead_phis): Perform simple dead virtual PHI removal.
1679 (remove_dead_stmt): Properly unlink virtual operands when
1681 (eliminate_unnecessary_stmts): Schedule PHI removal after
1683 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1684 (process_replaceable): Likewise.
1685 (find_replaceable_in_bb): Likewise.
1686 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1687 based on the single gimple vop.
1688 (verify_flow_insensitive_alias_info): Remove.
1689 (verify_flow_sensitive_alias_info): Likewise.
1690 (verify_call_clobbering): Likewise.
1691 (verify_memory_partitions): Likewise.
1692 (verify_alias_info): Likewise.
1693 (verify_ssa): Adjust..
1694 (execute_update_addresses_taken): Export. Update SSA
1695 manually. Optimize only when optimizing. Use a local bitmap.
1696 (pass_update_address_taken): Remove TODO_update_ssa, add
1698 (pass_update_address_taken): Just use TODO_update_address_taken.
1699 (init_tree_ssa): Do not initialize addressable_vars.
1700 (verify_ssa): Verify new VUSE / VDEF properties.
1701 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1702 Do not call verify_alias_info.
1703 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1704 Do not free the loaded and stored syms bitmaps. Reset the escaped
1705 and callused solutions. Do not free addressable_vars.
1706 Remove memory-tag related code.
1707 (warn_uninitialized_var): Aliases are always available.
1708 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1709 * lambda-code.c (can_put_in_inner_loop): Adjust.
1710 (can_put_after_inner_loop): Likewise.
1711 (perfect_nestify): Likewise.
1712 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1713 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1714 (vectorizable_conversion): Do not mark symbols for renaming.
1715 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1716 (expand_call_inline): Unlink the calls virtual operands before
1718 (tree_function_versioning): Do not call update_ssa if we are not
1719 updating clones. Simplify.
1720 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1721 (propagate_with_phi): Likewise..
1722 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1723 clobber code. Assert we are not aliased or global.
1724 * tree-flow.h: Include tree-ssa-alias.h
1725 (enum escape_type): Remove.
1726 (struct mem_sym_stats_d): Likewise.
1727 (struct mem_ref_stats_d): Likewise.
1728 (struct gimple_df): Add vop member. Remove global_var,
1729 call_clobbered_vars, call_used_vars, addressable_vars,
1730 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1731 escaped and callused members.
1732 (struct ptr_info_def): Remove all members, add points-to solution
1734 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1735 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1736 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1737 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1738 (tree-ssa-alias.o): Likewise.
1739 (toplev.o): Add tree-ssa-alias.h
1740 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1741 * gimple.c (gimple_set_bb): Fix off-by-one error.
1742 (is_gimple_reg): Do not handle memory tags.
1743 (gimple_copy): Also copy virtual operands.
1744 Delay updating the statement. Do not reset loaded and stored syms.
1745 (gimple_set_stored_syms): Remove.
1746 (gimple_set_loaded_syms): Likewise.
1747 (gimple_call_copy_skip_args): Copy the virtual operands
1748 and mark the new statement modified.
1749 * tree-ssa-structalias.c (may_alias_p): Remove.
1750 (set_uids_in_ptset): Take the alias set to prune with as
1751 parameter. Fold in the alias test of may_alias_p.
1752 (compute_points_to_sets): Compute whether a ptr is dereferenced
1754 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1755 other ADDRESSOF constraints on the lhs.
1756 (get_constraint_for_component_ref): Assert that we don't get
1757 ADDRESSOF constraints from the base of the reference.
1758 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1759 (struct variable_info): Remove collapsed_to member.
1760 (get_varinfo_fc): Remove.
1761 (new_var_info): Do not set collapsed_to.
1762 (dump_constraint): Do not follow cycles.
1763 (dump_constraint_graph): Likewise.
1764 (build_pred_graph): Likewise.
1765 (build_succ_graph): Likewise.
1766 (rewrite_constraints): Likewise.
1767 (do_simple_structure_copy): Remove.
1768 (do_rhs_deref_structure_copy): Remove.
1769 (do_lhs_deref_structure_copy): Remove.
1770 (collapse_rest_of_var): Remove.
1771 (do_structure_copy): Re-implement.
1772 (pta_stats): New global variable.
1773 (dump_pta_stats): New function.
1774 (struct constraint_expr): Make offset signed.
1775 (UNKNOWN_OFFSET): Define special value.
1776 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1777 (solution_set_expand): New helper function split out from ...
1778 (do_sd_constraint): ... here.
1779 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1780 (do_ds_constraint): Likewise.
1781 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1782 and CALLUSED = *CALLUSED.
1783 (set_union_with_increment): Make inc argument signed.
1784 (type_safe): Remove.
1785 (get_constraint_for_ptr_offset): Handle unknown and negative
1787 (first_vi_for_offset): Handle offsets before start. Bail
1788 out early for offsets beyond the variable extent.
1789 (first_or_preceding_vi_for_offset): New function.
1790 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1791 Together with ESCAPED = *ESCAPED this properly computes reachability.
1792 (find_what_var_points_to): New function.
1793 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1794 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1795 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1796 pt_solutions_intersect): New functions.
1797 (compute_call_used_vars): Remove.
1798 (compute_may_aliases): New main entry into PTA computation.
1799 * gimple.h (gimple_p): New typedef.
1800 (struct gimple_statement_base): Remove references_memory_p.
1801 (struct gimple_statement_with_memory_ops_base): Remove
1802 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1804 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1805 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1806 gimple_set_references_memory): Remove.
1807 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1808 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1810 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1811 (verify_expr): Allow RESULT_DECL.
1812 (gimple_duplicate_bb): Do not copy virtual operands.
1813 (gimple_duplicate_sese_region): Adjust.
1814 (gimple_duplicate_sese_tail): Likewise.
1815 (mark_virtual_ops_in_region): Remove.
1816 (move_sese_region_to_fn): Do not call it.
1817 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1818 and pass_simple_dse.
1819 (execute_function_todo): Handle TODO_update_address_taken,
1820 call execute_update_addresses_taken for TODO_rebuild_alias.
1821 (execute_todo): Adjust.
1822 (execute_one_pass): Init dump files early.
1823 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1825 (create_general_new_stmt): Clear vops.
1826 * tree-ssa-reassoc.c (get_rank): Adjust.
1827 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1828 symbols for renaming.
1829 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1830 (PARAM_AVG_ALIASED_VOPS): Likewise.
1831 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1832 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1833 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1834 (operand_build_cmp, copy_virtual_operands,
1835 create_ssa_artificial_load_stmt, add_to_addressable_set,
1836 gimple_add_to_addresses_taken): Remove public functions.
1837 (unlink_stmt_vdef): New function.
1839 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1841 * config.gcc (powerpc-*-linux*): Merge variants.
1843 2009-04-02 Chao-ying Fu <fu@mips.com>
1844 James Grosbach <james.grosbach@microchip.com>
1846 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1847 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1849 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1850 keep_interrupts_masked_p, use_debug_exception_return_p.
1851 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1852 keep_interrupts_masked, use_debug_exception_return.
1853 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1854 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1856 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1857 (mips_print_operand): Process COP0 registers to print $0 .. $31
1858 correctly for GAS to process.
1859 (mips_interrupt_extra_call_saved_reg_p): New function.
1860 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1862 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1863 (mips_compute_frame_info): Add supports for interrupt context that
1864 includes doubleword accumulators and COP0 registers.
1865 (mips_for_each_saved_acc): New function.
1866 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1867 mips_for_each_saved_reg.
1868 (mips_save_reg): Save accumulators.
1869 (mips_kernel_reg_p): A new for_each_rtx callback.
1870 (mips_expand_prologue): Support interrupt handlers.
1871 (mips_restore_reg): Restore accumulators.
1872 (mips_expand_epilogue): Support interrupt handlers.
1873 (mips_can_use_return_insn): Return false for interrupt handlers.
1874 (mips_epilogue_uses): New function.
1875 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1876 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1877 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1878 cop0_move): New instructions.
1879 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1880 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1882 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1884 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1885 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1886 interrupt handlers, we use K0 as the temporary register.
1887 (EPILOGUE_USES): Change to a function call.
1888 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1889 handlers, we use K0 as the temporary register.
1891 * doc/extend.texi (Function Attributes): Document interrupt,
1892 use_shadow_register_set, keep_interrupts_masked,
1893 use_debug_exception_return for MIPS attributes.
1895 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1897 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1898 Remove a number of t-files from tmake_file.
1899 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1900 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1901 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1902 target_prototype, not TARGET_PROTOTYPE.
1903 (LINK_OS_GNU_SPEC): Define.
1904 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1905 and darwin-ldoubdle.c.
1907 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1910 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1911 (cpp_options): Ditto.
1912 (default_compilers): Ditto.
1913 (display_help): Ditto.
1914 (process_command): Ditto.
1916 (set_input): Use lbasename instead of duplicate code.
1917 (save_temps_prefix): New static for -save-temps=obj.
1918 (save_temps_length): Ditto.
1920 * doc/invoke.texi (-save-temps=obj): Document new variant to
1923 2009-04-02 Jeff Law <law@redhat.com>
1925 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1928 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1930 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1931 * configure: Regenerated.
1933 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1935 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1936 share the argument list.
1938 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1942 2009-02-12 Diego Novillo <dnovillo@google.com>
1944 * varpool.c (debug_varpool): New.
1945 * cgraph.h (debug_varpool): Declare.
1947 2009-04-02 Jan Hubicka <jh@suse.cz>
1949 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1952 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1954 * config/i386/i386.c (ix86_abi): Move initialization to ...
1955 (override_options): Here.
1957 2009-04-02 Christian Bruel <christian.bruel@st.com>
1959 * config/sh/sh.c (sh_dwarf_register_span): New function.
1960 (TARGET_DWARF_REGISTER_SPAN): Define.
1961 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1963 2009-04-02 Ira Rosen <irar@il.ibm.com>
1965 PR tree-optimization/39595
1966 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1967 interleaved loads group is not greater than the SLP group size.
1969 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1971 * builtins.c (is_builtin_name): New.
1972 (called_as_built_in): Use is_builtin_name.
1973 * tree.h (is_builtin_name): New.
1974 * varasm.c (incorporeal_function_p): Use is_builtin_name
1976 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1978 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1980 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1983 * c-decl.c: (clone_underlying_type): Move this ...
1984 * c-common.c (set_underlying_type): ... here.
1985 Also, make sure the function properly sets TYPE_STUB_DECL() on
1986 the newly created typedef variant type.
1987 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1988 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1991 2009-04-02 Richard Guenther <rguenther@suse.de>
1993 PR tree-optimization/37221
1994 * tree-flow.h (degenerate_phi_result): Declare.
1995 * tree-ssa-dom.c (degenerate_phi_result): Export.
1996 * tree-scalar-evolution.c (analyze_initial_condition): If
1997 the initial condition is defined by a degenerate PHI node
1998 use the degenerate value.
2000 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2002 PR rtl-optimization/39588
2003 * combine.c (merge_outer_ops): Do not set the constant when this
2005 (simplify_shift_const_1): Do not modify it either in this case.
2007 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2009 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2010 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2012 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2015 * c-lex.c (interpret_float): Default (no suffix) is double.
2017 2009-04-1 Xinliang David Li <davidxl@google.com>
2019 * config/i386/i386.c (legitimate_constant_p): Recognize
2020 all one vector constant.
2022 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2024 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2025 Change #include order to silence two warnings.
2027 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2029 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2030 (ASM_SPEC): Pass -k to the assembler for PIC code.
2032 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2034 * gcc/config.gcc: Add vax-*-linux* to the switch.
2035 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2036 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2038 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2040 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2041 Use predicate macros instead of GET_CODE() == foo.
2042 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2043 ashlsi3, rotrsi3, <unnamed>): Likewise.
2045 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2047 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2048 jbbccihi, jbbccisi): Remova trailing whitespace.
2049 * gcc/config/vax/constraints.md: Likewise.
2050 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2051 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2052 * gcc/config/vax/predicates.md: Likewise.
2053 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2054 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2055 * gcc/config/vax/vax.h: Likewise.
2056 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2058 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2060 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2061 (indirectable_address_p, adjacent_operands_p): Add spaces around
2063 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2065 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2067 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2068 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2069 index_term_p, reg_plus_index_p, legitimate_address_p,
2070 vax_mode_dependent_address_p): Update comments to match functions
2071 modified by the recent int->bool conversion.
2073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2075 * gcc/config/vax/builtins.md: Update copyright message.
2076 * gcc/config/vax/constraints.md: Likewise.
2077 * gcc/config/vax/netbsd-elf.h: Likewise.
2078 * gcc/config/vax/predicates.md: Likewise.
2079 * gcc/config/vax/vax-protos.h: Likewise.
2080 * gcc/config/vax/vax.c: Likewise.
2081 * gcc/config/vax/vax.h: Likewise.
2082 * gcc/config/vax/vax.md: Likewise.
2083 * gcc/config/vax/vax.opt: Likewise.
2085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2087 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2088 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2089 * gcc/config/vax/constraints.md (B, R): Likewise.
2090 * gcc/config/vax/predicates.md (external_memory_operand,
2091 nonimmediate_addsub_di_operand): Likewise.
2092 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2093 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2094 untyped_call): Likewise.
2096 2009-04-01 Matt Thomas <matt@3am-software.com>
2098 * config/vax/predicates.md: New file.
2099 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2100 external_const_operand, nonsymbolic_operand, external_memory_operand,
2101 indirect_memory_operand, indexed_memory_operand,
2102 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2103 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2105 * config/vax/constraints.md: New file.
2106 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2108 * config/vax/builtins.md: New file.
2109 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2110 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2112 * config/vax/vax.opt (mqmath): Add option.
2113 * config/vax/vax.md (isfx): Extend with DI.
2114 (VAXintQH, VAXintQHSD): Define.
2115 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2116 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2117 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2118 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2119 (movdi): Update constraints and use vax_output_int_move().
2120 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2121 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2122 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2123 nonlocal_goto): New.
2124 (mov<mode>): Extend accepted operand types.
2125 (subdi3_old): Rename from subdi3, change update constraints and use
2126 a new implementation.
2127 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2128 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2129 MOVE_RATIO, CLEAR_RATIO): Define.
2130 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2131 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2132 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2133 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2134 (split_quadword_operands): Make static and really allow variable
2136 (print_operand_address): Update for PIC generation.
2137 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2138 indexable_address_p, fixup_mathdi_operand,
2139 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2140 (vax_float_literal, legitimate_constant_p,
2141 indirectable_constant_address_p, index_term_p,
2142 reg_plus_index_p): Return bool instead of int.
2143 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2145 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2147 (vax_output_conditional_branch): Indent.
2148 (legitimate_constant_address_p, indirectable_constant_address_p,
2149 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2150 vax_mode_dependent_address_p): Return bool instead of int, update for
2152 * config/vax/vax-protos.h (legitimate_constant_address_p,
2153 legitimate_constant_p, legitimate_address_p,
2154 vax_mode_dependent_address_p): Change declaration to bool.
2155 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2156 vax_expand_addsub_di_operands, vax_output_int_subtract,
2157 vax_output_movmemsi): Declare.
2158 (split_quadword_operands, vax_float_literal): Delete declaration.
2159 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2160 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2161 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2162 ASM_OUTPUT_DWARF_PCREL): Define.
2163 (ASM_SPEC): Change definition to allow PIC generation.
2165 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2167 * doc/sourcebuild.texi: Update front-end requirements.
2169 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2172 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2173 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2174 (booldi3_internal3): Use boolean_or_operator instead of
2177 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2180 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2181 declarator whose size is not an integer constant expression but
2182 folds to an integer constant, then treat it as a constant
2185 2009-04-01 Richard Guenther <rguenther@suse.de>
2187 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2188 i * 4 + 2 to (i * 2 + 1) * 2.
2190 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2193 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2194 return if c_parser_asm_string_literal returned NULL.
2196 2009-04-01 Nick Clifton <nickc@redhat.com>
2198 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2200 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2201 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2202 other typedefs to avoid conflicts with libgcc2.c. Define labels
2203 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2205 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2206 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2209 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2211 * varasm.c (default_function_rodata_section): Declare DOT as
2214 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2215 Andrey Galkin <agalkin@hypercom.com>
2218 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2219 Make object_name unique for each process.
2221 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2224 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2225 addressable variables in the parallel that could go out of scope while
2226 running queued tasks.
2228 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2230 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2231 (CASE_VALUES_THRESHOLD): Redefine.
2232 * config/avr/avr.c (avr_override_options): Remove initialization of
2233 avr_case_values_threshold variable.
2234 (avr_case_values_threshold): Remove variable. Add new function.
2235 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2236 * config/avr/avr.opt (mno-tablejump): Remove option.
2237 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2239 2009-04-01 DJ Delorie <dj@redhat.com>
2241 * varasm.c (default_function_rodata_section): Don't assume
2242 anything about where the first '.' in the section name is.
2244 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2246 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2247 rs6000_emit_stack_tie.
2249 2009-03-31 Ian Lance Taylor <iant@google.com>
2251 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2252 gimple_code with GIMPLE_RESX, not RESX.
2254 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2256 * c-common.c (c_get_ident): New.
2257 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2259 2009-04-01 Ben Elliston <bje@au.ibm.com>
2261 * config/rs6000/sysv4.opt (msdata): Improve option description.
2263 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2265 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2266 (divdf3_internal_lat): Remove.
2267 (divxf3_internal_lat): Remove.
2268 (divxf3_internal_thr): Remove.
2269 (divxf): Use divxf3_internal.
2270 * config/ia64/div.md (divsf3_internal_lat): New.
2271 (divdf3_internal_lat): New.
2272 (divxf3_internal): New.
2274 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2277 * Makefile.in (USE_GCC_STDINT): Define.
2278 (stmp-int-hdrs): Install stdint.h if applicable.
2279 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2281 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2282 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2283 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2284 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2285 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2286 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2287 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2288 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2289 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2290 (c_common_nodes_and_builtins): Initialize
2291 underlying_wchar_type_node. Do not initialize
2292 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2293 nodes for new types.
2294 (c_stddef_cpp_builtins): Define macros for new types.
2295 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2297 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2298 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2299 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2300 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2301 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2302 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2303 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2304 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2305 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2306 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2307 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2308 int16_type_node, int32_type_node, int64_type_node,
2309 uint8_type_node, uint16_type_node, c_uint32_type_node,
2310 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2311 int_least32_type_node, int_least64_type_node,
2312 uint_least8_type_node, uint_least16_type_node,
2313 uint_least32_type_node, uint_least64_type_node,
2314 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2315 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2316 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2317 uintptr_type_node): Define.
2318 * c-cppbuiltin.c (builtin_define_constants,
2319 builtin_define_type_minmax): New.
2320 (builtin_define_stdint_macros): Define more macros.
2321 (c_cpp_builtins): Define more limit macros.
2323 (builtin_define_type_max): Define in terms of
2324 builtin_define_type_minmax. Remove is_long parameter. All
2326 * config.gcc (use_gcc_stdint): Define.
2327 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2328 Add newlib-stdint.h for generic targets.
2329 * config/glibc-stdint.h, config/newlib-stdint.h,
2330 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2331 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2332 * config/score/score.h (UINTPTR_TYPE): Define.
2333 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2334 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2335 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2336 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2337 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2338 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2339 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2340 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2341 * config/spu/spu.h (STDINT_LONG32): Define.
2342 * configure.ac (use_gcc_stdint): Substitute.
2343 * configure: Regenerate.
2344 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2345 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2346 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2347 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2348 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2349 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2350 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2351 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2352 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2353 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2354 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2355 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2356 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2357 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2358 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2359 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2360 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2361 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2362 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2363 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2364 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2365 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2366 INT64_TYPE, UINT8_TYPE, 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): Document.
2374 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2376 * loop-iv.c (suitable_set_for_replacement): Renamed from
2377 simplify_using_assignment; changed to return bool and to accept new
2378 args DEST and SRC. Return true iff we find a source/destination pair
2379 that can be used to make a replacement, and fill SRC and DEST if so.
2380 Remove arg ALTERED. Don't deal with altered regs here. All callers
2382 (simplify_using_initial_values): Deal with altered regs here and track
2383 more precisely the effect they have on the validity of our expression.
2385 * loop-iv.c (simplify_using_condition): A condition of the form
2386 (EQ REG CONST) can be used to simply make a substitution.
2387 (simplify_using_initial_values): Keep track of conditions we have seen
2388 and keep using them to simplify new expressions, while applying the
2389 same substitutions to them as to the expression.
2391 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2392 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2395 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2396 changed. Use this when trying to improve the upper bound.
2397 Generate the comparison by using simplify_gen_relational.
2399 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2401 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2403 (simplify_using_assignment, simplify_using_initial_values): Call
2404 replace_in_expr to make replacements. Call replace_single_def_regs
2405 once on the initial version of the expression.
2407 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2410 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2412 2009-03-31 Richard Guenther <rguenther@suse.de>
2415 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2416 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2418 2009-03-31 Richard Guenther <rguenther@suse.de>
2420 * tree.h (div_if_zero_remainder): Declare.
2421 * fold-const.c (div_if_zero_remainder): Export.
2422 * tree-ssa-forwprop.c
2423 (forward_propagate_addr_into_variable_array_index): Handle
2424 constant array index addition outside of the variable index.
2426 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2429 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2430 define_splits, floatunssi<mode>2): Require x87 conversions from
2431 DImode to be permitted.
2433 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2435 PR preprocessor/15638
2436 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2438 2009-03-31 Richard Guenther <rguenther@suse.de>
2442 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2443 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2444 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2445 a separate statement.
2446 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2447 (lookup_tmp_var): Likewise.
2448 (is_gimple_formal_tmp_or_call_rhs): Remove.
2449 (is_gimple_reg_or_call_rhs): Rename to ...
2450 (is_gimple_reg_rhs_or_call): ... this.
2451 (is_gimple_mem_or_call_rhs): Rename to ...
2452 (is_gimple_mem_rhs_or_call): ... this.
2453 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2454 DECL_GIMPLE_REG_P only if is_formal is true.
2455 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2456 for non-proper post-modify expression gimplification.
2457 (gimplify_self_mod_expr): For post-modify expressions gimplify
2458 the lvalue to a minimal lvalue.
2459 (rhs_predicate_for): Remove formal temp case.
2460 (gimplify_modify_expr_rhs): Likewise.
2461 (gimplify_addr_expr): Use is_gimple_reg.
2462 (gimplify_expr): Remove formal temp cases.
2463 (gimple_regimplify_operands): Likewise.
2464 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2465 and FILTER_EXPR like constants.
2466 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2468 (is_gimple_formal_tmp_rhs): Remove.
2469 (is_gimple_reg_rhs): Remove special casing.
2470 (is_gimple_mem_rhs): Fix.
2471 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2472 (is_gimple_formal_tmp_var): Remove.
2473 (is_gimple_formal_tmp_reg): Likewise.
2474 (is_gimple_min_lval): Allow invariant component ref parts.
2475 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2476 is_gimple_formal_tmp_reg): Remove declarations.
2477 * tree-cfg.c (verify_expr): Verify that variables with address
2478 taken do not have DECL_GIMPLE_REG_P set.
2479 * tree-mudflap.c (mf_build_check_statement_for): Use
2480 force_gimple_operand instead of gimplify_expr.
2482 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2484 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2485 schedulable rows to compute_split_row.
2487 2009-03-31 Ben Elliston <bje@au.ibm.com>
2490 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2493 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2495 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2496 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2497 * configure: Regenerate.
2498 * config.in: Regenerate.
2499 * config/rs6000/rs6000.opt (mtls-markers): Add.
2500 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2501 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2502 (tls_ld_aix, tls_ld_sysv): Likewise.
2503 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2504 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2506 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2508 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2510 2009-03-30 Jan Hubicka <jh@suse.cz>
2512 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2514 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2515 detection and label handling.
2517 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2519 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2520 left_conflicts_size.
2521 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2522 ALLOCNO_LEFT_CONFLICTS_SIZE.
2524 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2525 remove_allocno_from_bucket_and_push,
2526 allocno_spill_priority_compare, push_allocnos_to_stack,
2527 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2528 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2529 (setup_allocno_left_conflicts_num): Ditto. Rename to
2530 setup_allocno_left_conflicts_size.
2531 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2532 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2533 setup_allocno_left_conflicts_size instead of
2534 setup_allocno_left_conflicts_num.
2536 * ira-build.c (ira_create_allocno): Use
2537 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2538 ALLOCNO_LEFT_CONFLICTS_NUM.
2540 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2542 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2543 instead of DF_LR_OUT.
2545 * ira-lives.c (process_bb_node_lives): Ditto.
2547 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2548 instead of DF_LR_{OUT,IN}.
2550 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2552 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2554 2009-03-30 Jan Hubicka <jh@suse.cz>
2556 * except.c (label_to_region_map): Fix thinko.
2558 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2561 * tree.h (tree_find_value): New declaration.
2562 * tree.c (tree_find_value): New function.
2563 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2565 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2568 * c-decl.c (struct c_binding): Add locus field.
2569 (bind): Add locus argument, set locus field from it.
2570 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2571 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2572 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2573 implicitly_declare, undeclared_variable, lookup_label,
2574 declare_label, c_make_fname_decl, c_builtin_function,
2575 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2578 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2581 * config/i386/i386.c (classify_argument): Check total size of
2584 2009-03-30 Martin Jambor <mjambor@suse.cz>
2586 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2587 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2588 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2591 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2592 seen_variable_array_ref while also traversing a union.
2594 * tree-inline.c (optimize_inline_calls): Do not call
2595 cgraph_node_remove_callees.
2596 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2597 (pass_remove_cgraph_callee_edges): New variable.
2598 * passes.c (init_optimization_passes): Add
2599 pass_remove_cgraph_callee_edges after early inlining and before all
2600 late intraprocedural passes.
2602 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2604 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2606 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2609 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2611 * combine.c (simplify_comparison): Use have_insn_for.
2612 * dojump.c (do_jump): Likewise.
2614 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2616 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2617 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2618 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2619 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2620 instead of sparc_compare_emitted.
2621 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2622 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2623 instead of sparc_compare_emitted.
2625 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2627 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2628 enter/exit cfglayout mode.
2629 (pass_partition_block): Require it.
2630 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2631 (combine_instructions): Track basic blocks instead of labels.
2632 (update_cfg_for_uncondjump): New.
2633 (try_combine): Use it. Update jumps after rescanning.
2634 (pass_combine): Require PROP_cfglayout.
2635 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2637 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2639 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2640 Provide/destroy PROP_cfglayout respectively.
2641 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2642 * tree-pass.h (PROP_cfglayout): New.
2644 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2646 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2647 fold_convert_const_fixed_from_fixed,
2648 fold_convert_const_fixed_from_int,
2649 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2650 set TREE_CONSTANT_OVERFLOW.
2651 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2652 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2654 2009-03-30 Ira Rosen <irar@il.ibm.com>
2656 * tree-vect-loop-manip.c: New file.
2657 * tree-vectorizer.c: Update documentation and included files.
2658 (vect_loop_location): Make extern.
2659 (rename_use_op): Move to tree-vect-loop-manip.c
2660 (rename_variables_in_bb, rename_variables_in_loop,
2661 slpeel_update_phis_for_duplicate_loop,
2662 slpeel_update_phi_nodes_for_guard1,
2663 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2664 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2665 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2666 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2667 find_loop_location): Likewise.
2668 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2669 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2670 get_vectype_for_scalar_type, vect_is_simple_use,
2671 supportable_widening_operation, supportable_narrowing_operation):
2673 (bb_in_loop_p): Move to tree-vect-loop.c.
2674 (new_loop_vec_info, destroy_loop_vec_info,
2675 reduction_code_for_scalar_code, report_vect_op,
2676 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2677 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2678 (vect_supportable_dr_alignment): Likewise.
2679 * tree-vectorizer.h (tree-data-ref.h): Include.
2680 (vect_loop_location): Declare.
2681 Reorganize function declarations according to the new file structure.
2682 * tree-vect-loop.c: New file.
2683 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2684 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2685 * tree-vect-data-refs.c: New file.
2686 * tree-vect-patterns.c (timevar.h): Don't include.
2687 * tree-vect-stmts.c: New file.
2688 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2689 tree-vect-slp.c, tree-vect-loop.c.
2690 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2691 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2692 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2693 (tree-vect-analyze.o): Remove.
2694 (tree-vect-transform.o): Likewise.
2695 (tree-vect-data-refs.o): Add rule.
2696 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2697 tree-vect-slp.o): Likewise.
2698 (tree-vect-patterns.o): Remove redundant dependencies.
2699 (tree-vectorizer.o): Likewise.
2700 * tree-vect-slp.c: New file.
2702 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2704 * optc-gen.awk: Warn if an option flag has multiple different
2707 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2709 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2710 -floop-block): Document dependences on PPL, CLooG and Graphite.
2712 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2714 PR rtl-optimization/323
2715 * c-common.c (c_fully_fold, convert_and_check,
2716 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2717 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2718 * c-common.def (EXCESS_PRECISION_EXPR): New.
2719 * c-cppbuiltin.c (builtin_define_float_constants): Define
2720 constants with enough digits for long double.
2721 * c-lex.c (interpret_float): Interpret constant with excess
2722 precision where appropriate.
2723 * c-opts.c (c_common_post_options): Set
2724 flag_excess_precision_cmdline. Give an error for
2725 -fexcess-precision=standard for C++ for processors where the
2726 option is significant.
2727 * c-parser.c (c_parser_conditional_expression): Handle excess
2728 precision in condition.
2729 * c-typeck.c (convert_arguments): Handle arguments with excess
2731 (build_unary_op): Move excess precision outside operation.
2732 (build_conditional_expr): Likewise.
2733 (build_compound_expr): Likewise.
2734 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2735 (build_modify_expr): Handle excess precision in RHS.
2736 (convert_for_assignment): Handle excess precision in converted
2738 (digest_init, output_init_element, process_init_element): Handle
2739 excess precision in initializer.
2740 (c_finish_return): Handle excess precision in return value.
2741 (build_binary_op): Handle excess precision in operands and add
2742 excess precision as needed for operation.
2743 * common.opt (-fexcess-precision=): New option.
2744 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2745 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2746 For standard excess precision, output explicit conversion to and
2747 truncation from XFmode.
2748 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2749 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2750 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2751 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2752 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2753 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2754 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2755 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2756 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2757 define_splits, sqrt<mode>2): Disable where appropriate for
2758 standard excess precision.
2759 * convert.c (convert_to_real): Do not shorten arithmetic to type
2760 for which excess precision would be used.
2761 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2762 * doc/invoke.texi (-fexcess-precision=): Document option.
2763 (-mfpmath=): Correct index entry.
2764 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2765 flag_excess_precision): New.
2766 * langhooks.c (lhd_post_options): Set
2767 flag_excess_precision_cmdline.
2768 * opts.c (common_handle_option): Handle -fexcess-precision=.
2769 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2770 init_excess_precision): New.
2771 (lang_dependent_init_target): Call init_excess_precision.
2772 * tree.c (excess_precision_type): New.
2773 * tree.h (excess_precision_type): Declare.
2775 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2778 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2779 non-lvalue to component.
2781 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2783 PR preprocessor/34695
2784 * Makefile.in (c-opts.o): Depend on c-tree.h.
2785 * c-common.c: Move down include of diagnostic.h.
2786 (done_lexing, c_cpp_error): New.
2787 * c-common.h (done_lexing): Declare.
2788 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2790 * c-opts.c: Include c-tree.h.
2791 (c_common_init_options): Set preprocessor error callback.
2792 (c_common_handle_option): Do not set preprocessor
2793 inhibit_warnings, warnings_are_errors, warn_system_headers,
2794 pedantic_errors or inhibit_warnings flags.
2795 (c_common_post_options): Do not check cpp_errors (parse_in).
2796 (c_common_finish): Do not output dependencies if there were
2797 errors. Do not check return value of cpp_finish.
2798 * c-ppoutput.c (pp_file_change): Set input_location.
2799 * c-tree.h (c_cpp_error): Declare.
2800 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2802 (diagnostic_build_prefix): Check override_column.
2803 * diagnostic.h (diagnostic_info): Add override_column field.
2804 (diagnostic_override_column): Define.
2806 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2808 * c-common.c (c_expand_expr, c_staticp): Remove.
2809 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2810 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2811 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2812 * c-gimplify.c (gimplify_compound_literal_expr,
2813 optimize_compound_literals_in_ctor): Remove.
2814 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2815 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2816 * c-semantics.c (emit_local_var): Remove.
2818 * langhooks-def.h (lhd_expand_expr): Remove.
2819 * langhooks.c (lhd_expand_expr): Remove.
2820 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2822 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2823 handling from c-semantics.c; don't call into langhook.
2824 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2825 * gimplify.c (gimplify_compound_literal_expr,
2826 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2827 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2828 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2829 as was done in c-gimplify.c.
2830 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2831 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2832 Move from c-common.h.
2833 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2835 * tree.c (staticp): Do not call langhook.
2836 * langhooks.c (lhd_staticp): Delete.
2837 * langhooks-def.h (lhd_staticp): Delete prototype.
2838 (LANG_HOOKS_STATICP): Delete.
2839 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2841 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2842 instead of DECL_STMTs.
2844 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2852 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2854 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2855 contained expression.
2856 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2857 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2858 conditional expressions for C.
2859 (decl_constant_value_for_optimization): Move from
2860 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2861 whether optimizing and that the expression is a VAR_DECL not of
2862 array type instead of doing such checks in the caller. Do not
2863 check pedantic. Call gcc_unreachable for C++.
2864 * c-common.def (C_MAYBE_CONST_EXPR): New.
2865 * c-common.h (c_fully_fold, c_save_expr,
2866 decl_constant_value_for_optimization): New prototypes.
2867 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2868 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2869 EXPR_INT_CONST_OPERANDS): Define.
2870 * c-convert.c (convert): Strip nops from expression.
2871 * c-decl.c (groktypename): Take extra parameters expr and
2872 expr_const_operands. Update call to grokdeclarator.
2873 (start_decl): Update call to grokdeclarator. Add statement for
2874 expressions used in type of decl.
2875 (grokparm): Update call to grokdeclarator.
2876 (push_parm_decl): Update call to grokdeclarator.
2877 (build_compound_literal): Add parameter non_const and build a
2878 C_MAYBE_COSNT_EXPR if applicable.
2879 (grokdeclarator): Take extra parameters expr and
2880 expr_const_operands. Track expressions used in declaration
2881 specifiers and declarators. Fold array sizes and track whether
2882 they are constant expressions and whether they are integer
2883 constant expressions.
2884 (parser_xref_tag): Set expr and expr_const_operands fields in
2886 (grokfield): Update call to grokdeclarator.
2887 (start_function): Update call to grokdeclarator.
2888 (build_null_declspecs): Set expr and expr_const_operands fields in
2890 (declspecs_add_type): Handle expressions in typeof specifiers.
2891 * c-parser.c (c_parser_declspecs): Set expr and
2892 expr_const_operands fields for declaration specifiers.
2893 (c_parser_enum_specifier): Likewise.
2894 (c_parser_struct_or_union_specifier): Likewise.
2895 (c_parser_typeof_specifier): Likewise. Update call to
2896 groktypename. Fold expression as needed. Return expressions with
2897 type instead of adding statements.
2898 (c_parser_attributes): Update calls to c_parser_expr_list.
2899 (c_parser_statement_after_labels): Fold expression before passing
2900 to objc_build_throw_stmt.
2901 (c_parser_condition): Fold expression.
2902 (c_parser_asm_operands): Fold expression.
2903 (c_parser_conditional_expression): Use c_save_expr. Update call
2904 to build_conditional_expr.
2905 (c_parser_alignof_expression): Update call to groktypename.
2906 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2907 original_code. Fold expression argument of va_arg. Create
2908 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2909 argument to va_arg. Update calls to groktypename. Fold array
2910 index for offsetof. Verify that first argument to
2911 __builtin_choose_expr has integer type.
2912 (c_parser_postfix_expression_after_paren_type): Update calls to
2913 groktypename and build_compound_literal. Handle expressions with
2914 side effects in type name.
2915 (c_parser_postfix_expression_after_primary): Update call to
2916 c_parser_expr_list. Set original_code for calls to
2917 __builtin_constant_p.
2918 (c_parser_expr_list): Take extra parameter fold_p. Fold
2919 expressions if requested.
2920 (c_parser_objc_type_name): Update call to groktypename.
2921 (c_parser_objc_synchronized_statement): Fold expression.
2922 (c_parser_objc_receiver): Fold expression.
2923 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2924 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2925 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2926 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2927 (struct c_typespec): Add elements expr and expr_const_operands.
2928 (struct c_declspecs): Add elements expr and expr_const_operands.
2929 (groktypename, build_conditional_expr, build_compound_literal):
2931 (in_late_binary_op): Declare.
2932 * c-typeck.c (note_integer_operands): New function.
2933 (in_late_binary_op): New variable.
2934 (decl_constant_value_for_broken_optimization): Move to c-common.c
2935 and rename to decl_constant_value_for_optimization.
2936 (default_function_array_conversion): Do not strip nops.
2937 (default_conversion): Do not call
2938 decl_constant_value_for_broken_optimization.
2939 (build_array_ref): Do not fold result.
2940 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2941 result when operand is a VLA.
2942 (c_expr_sizeof_type): Update call to groktypename. Handle
2943 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2944 result when operand names a VLA type.
2945 (build_function_call): Update call to build_compound_literal.
2946 Only fold result for calls to __builtin_* functions. Strip
2947 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2948 the function designator.
2949 (convert_arguments): Fold arguments. Update call to
2950 convert_for_assignment.
2951 (build_unary_op): Handle increment and decrement of
2952 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2953 decrement earlier. Fold operand of increment and decrement.
2954 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2955 built for integer operand. Wrap returns that are INTEGER_CSTs
2956 without being integer constant expressions or that have integer
2957 constant operands without being INTEGER_CSTs.
2958 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2959 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2960 result is an integer constant expression or can be used in
2961 unevaluated parts of one and avoid folding and wrap as
2962 appropriate. Fold operands before possibly doing -Wsign-compare
2964 (build_compound_expr): Wrap result for C99 if operands can be used
2965 in integer constant expressions.
2966 (build_c_cast): Update call to digest_init. Do not ignore
2967 overflow from casting floating-point constants to integers. Wrap
2968 results that could be confused with integer constant expressions,
2969 null pointer constants or floating-point constants.
2970 (c_cast_expr): Update call to groktypename. Handle expressions
2971 included in type name.
2972 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2973 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2974 Update calls to convert_for_assignment.
2975 (convert_for_assignment): Take new parameter
2976 null_pointer_constant. Do not strip nops or call
2977 decl_constant_value_for_broken_optimization. Set
2978 in_late_binary_op for conversions to boolean.
2979 (store_init_value): Update call to digest_init.
2980 (digest_init): Take new parameter null_pointer_constant. Do not
2981 call decl_constant_value_for_broken_optimization. pedwarn for
2982 initializers not constant expressions. Update calls to
2983 convert_for_assignment.
2984 (constructor_nonconst): New.
2985 (struct constructor_stack): Add nonconst element.
2986 (really_start_incremental_init, push_init_level, pop_init_level):
2987 Handle constructor_nonconst and nonconst element.
2988 (set_init_index): Call constant_expression_warning for array
2990 (output_init_element): Fold value. Set constructor_nonconst as
2991 applicable. pedwarn for initializers not constant expressions.
2992 Update call to digest_init. Call constant_expression_warning
2993 where constant initializers are required.
2994 (process_init_element): Use c_save_expr.
2995 (c_finish_goto_ptr): Fold expression.
2996 (c_finish_return): Fold return value. Update call to
2997 convert_for_assignment.
2998 (c_start_case): Fold switch expression.
2999 (c_process_expr_stmt): Fold expression.
3000 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3001 ensure statement expression is not evaluated in constant expression.
3002 (build_binary_op): Track whether results are integer constant
3003 expressions or may occur in such, disable folding and wrap results
3004 as applicable. Fold operands for -Wsign-compare warnings unless
3006 (c_objc_common_truthvalue_conversion): Handle results folded to
3007 integer constants that are not integer constant expressions.
3008 * doc/extend.texi: Document when typeof operands are evaluated,
3009 that condition of __builtin_choose_expr is an integer constant
3010 expression, and more about use of __builtin_constant_p in
3013 2009-03-29 Richard Guenther <rguenther@suse.de>
3015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3016 propagate addresses of array references.
3018 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3020 * regmove.c (perhaps_ends_bb_p): Remove.
3021 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3022 from INSN and check that the main loop stays within that basic block.
3023 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3024 (regmove_forward_pass): Split out from regmove_optimize. Use
3025 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3026 (regmove_backward_pass): Split out from regmove_optimize. Use
3027 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3028 (regmove_optimize): Simplify.
3030 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3033 * config/i386/i386.c (classify_argument): Ignore flexible array
3034 member in struct and warn ABI change.
3036 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3040 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3041 (ix86_adjust_cost): Updated.
3043 2009-03-29 Jan Hubicka <jh@suse.cz>
3046 * tree-pass.h (pass_cleanup_eh): New function.
3047 (remove_unreachable_regions): Break code handling RTL
3048 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3049 that can not be reached by runtime.
3050 (can_be_reached_by_runtime): New function.
3051 (label_to_region_map): New function.
3052 (num_eh_regions): New function.
3053 (rtl_remove_unreachable_regions): New function.
3054 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3055 (remove_eh_region): New function.
3056 * except.h: Include sbitmap and vecprim.
3057 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3058 num_eh_regions): Declare.
3059 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3060 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3061 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3062 (tree_empty_eh_handler_p): New function.
3063 (cleanup_empty_eh): New function.
3064 (cleanup_eh): New function.
3065 (pass_cleanup_eh): New function.
3067 2009-03-29 Jan Hubicka <jh@suse.cz>
3069 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3070 for removed regions.
3072 2009-03-29 Jan Hubicka <jh@suse.cz>
3074 * except.c (dump_eh_tree): Dump all datastructures.
3076 2009-03-29 Jan Hubicka <jh@suse.cz>
3078 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3079 (duplicate_eh_regions_1): Likewise.
3080 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3081 vector; call EH verification.
3082 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3083 Be ready for region being removed.
3085 2009-03-29 Jan Hubicka <jh@suse.cz>
3087 * bitmap.c (bitmap_last_set_bit): New function.
3088 * bitmap.h (bitmap_last_set_bit): Declare.
3090 2009-03-29 David Ayers <ayers@fsfe.org>
3093 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3094 by calling objc_compare_types and surpress warnings about
3095 incompatible C pointers that are compatible ObjC pointers.
3097 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3099 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3100 call initialize_inline_failed.
3101 (initialize_inline_failed): Move it from here ...
3102 * cgraph.c (initialize_inline_failed): ... to here.
3103 (cgraph_create_edge): Call initialize_inline_failed rather than
3104 setting inline_failed directly.
3106 2009-03-29 Ben Elliston <bje@au.ibm.com>
3109 * sysv4.opt (msdata): Improve comment.
3110 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3111 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3113 2009-03-29 Ben Elliston <bje@au.ibm.com>
3116 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3117 load and store attributes.
3119 2009-03-29 Ben Elliston <bje@au.ibm.com>
3121 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3122 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3123 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3124 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3125 __builtin_infq and __builtin_huge_valq.
3127 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3129 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3131 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3132 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3134 2009-03-28 Xinliang David Li <davidxl@google.com>
3136 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3137 (do_dbg_cnt): New function.
3139 2009-03-28 Jan Hubicka <jh@suse.cz>
3141 Merge from pretty-ipa:
3143 2009-03-27 Jan Hubicka <jh@suse.cz>
3145 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3146 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3147 * passes.c (function_called_by_processed_nodes_p): New.
3148 * ipa-pure-const.c (check_call): Fix handling of operands.
3149 (analyze_function): Dump debug output for skipped bodies.
3150 (local_pure_const): Use function_called_by_processed_nodes_p.
3151 * dwarf2out.c (reference_to_unused): Use output.
3152 * passes.c (do_per_function_toporder): Likewise.
3154 2008-11-12 Jan Hubicka <jh@suse.cz>
3156 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3157 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3158 state_set_in_source enum
3159 (check_decl): Ignore memory tags; do not set fake looping flags;
3161 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3162 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3163 (check_call, analyze_function): Rewrite.
3165 (add_new_function): Update call of analyze_function.
3166 (generate_summary): Add call of analyze_function.
3167 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3168 (local_pure_const): New function.
3169 (pass_local_pure_const): New pass.
3170 * ipa-inline.c (inline_transform): Set after_inlining.
3171 * tree-eh.c (stmt_can_throw_external): New.
3172 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3173 work with aliasing built.
3174 * tree-flow.h (stmt_can_throw_external): New.
3175 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3176 and local pure/const pass in early and late optimization queue.
3178 2009-03-28 Martin Jambor <mjambor@suse.cz>
3180 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3182 (fold_binary): Allow function decl aligment consideration is the
3183 second argument is integer constant one.
3184 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3185 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3186 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3188 2009-03-28 Jan Hubicka <jh@suse.cz>
3190 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3191 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3192 * function.h (rtl_data): Add nothrow flag.
3193 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3194 set DECL_NOTHROW for AVAILABLE functions.
3196 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3198 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3199 following vector keyword has expansion starting with pixel or bool
3200 keyword, expand vector to __vector and pixel or bool to __pixel or
3204 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3205 warn_if_disallowed_function_p): Removed.
3206 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3207 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3208 warning_if_disallowed_function_p.
3209 * flags.h (warn_if_disallowed_function_p,
3210 warn_disallowed_functions): Removed.
3211 * common.opt (Wdisallowed-function-list=): Removed.
3212 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3214 2009-03-28 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/38723
3217 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3220 2009-03-28 Jan Hubicka <jh@suse.cz>
3222 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3223 test introduced by my previous patch.
3225 2009-03-28 Richard Guenther <rguenther@suse.de>
3227 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3228 the PHIs value undefined.
3230 2009-03-28 Jan Hubicka <jh@suse.cz>
3232 * tree-pass.h (pass_fixup_cfg): New pass.
3233 * ipa-inline.c (inline_transform): Set
3234 always_inline_functions_inlined/after_inlining.
3235 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3236 (pass_fixup_cfg): New pass.
3237 * passes.c (init_optimization_passes): Add fixup_cfg.
3239 2009-03-28 Richard Guenther <rguenther@suse.de>
3241 PR tree-optimization/38458
3242 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3243 argument use the arguments copy-of value.
3245 2009-03-28 Richard Guenther <rguenther@suse.de>
3247 PR tree-optimization/38180
3248 * tree-ssa-ccp.c (get_default_value): Simplify.
3249 (likely_value): Likewise.
3250 (surely_varying_stmt_p): Properly handle VOP case.
3251 (ccp_initialize): Likewise.
3252 (ccp_fold): Handle propagating through *&.
3253 (fold_const_aggregate_ref): Also handle decls.
3255 2009-03-28 Jan Hubicka <jh@suse.cz>
3257 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3258 * cgraph.h (cgraph_node): Likewise.
3259 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3260 (cgraph_reset_node): Use process flag.
3261 (cgraph_mark_functions_to_output): Likewise.
3262 (cgraph_expand_function): Likewise.
3263 (cgraph_expand_all_functions): Likewise.
3264 (cgraph_output_in_order): Likewise.
3265 * dwarf2out.c (reference_to_unused): Likewise.
3266 * passes.c do_per_function_toporder): Likewise.
3268 2009-03-28 Jan Hubicka <jh@suse.cz>
3270 Bring from lto-branch:
3272 2008-09-03 Doug Kwan <dougkwan@google.com>
3274 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3275 enums instead of reason strings.
3276 * cgraph.c (cgraph_create_edge): Same.
3277 (cgraph_inline_failed_string): New function.
3278 * cgraph.h (cgraph_inline_failed_t): New enum type.
3279 (cgraph_inline_failed_string): New prototype.
3280 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3281 char pointer to cgraph_inline_failed_t.
3282 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3283 (cgraph_default_inline_p): Ditto.
3284 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3285 to cgraph_inline_failed_t pointer.
3286 * cif-code.def: New file.
3287 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3289 (cgraph_check_inline_limits): Change type of REASON to pointer to
3290 cgraph_inline_failed_t. Replace reason strings with enums.
3291 (cgraph_default_inline_p): Ditto.
3292 (cgraph_recursive_inlining_p): Ditto.
3293 (update_caller_keys): Change type of FAILED_REASON to
3294 cgraph_inline_failed_t.
3295 (cgraph_set_inline_failed): Change type of REASON to pointer to
3296 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3297 convert enums to strings for text output.
3298 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3299 to be of type cgraph_inline_failed_t. Replace reason strings with
3300 enums. Call cgraph_inline_failed_string to covert enums
3301 to strings for text output.
3302 (cgraph_decide_inlining): Replace reason strings with enums.
3303 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3304 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3306 * tree-inline.c (expand_call_inline): Change type of REASON
3307 to cgraph_inline_failed_t. Replace reason strings with enums.
3308 Call cgraph_inline_failed_string for text output.
3309 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3312 2009-03-28 Jan Hubicka <jh@suse.cz>
3314 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3315 cgraph_clone_node): Remove master clone handling.
3316 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3317 * cgraph.h (master_clone): Remove.
3318 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3319 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3320 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3322 2009-03-28 Jan Hubicka <jh@suse.cz>
3324 * cgraph.c (cgraph_function_body_availability): Functions declared
3325 inline are always safe to assume that it is not going to be replaced.
3327 2009-03-28 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/38513
3330 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3332 EXC_PTR_EXPR and FILTER_EXPR.
3333 (get_ref_from_reference_ops): Likewise.
3335 2009-03-28 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/38968
3338 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3339 Use FLOOR_MOD_EXPR to compute misalignment.
3341 2009-03-28 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/37795
3344 * tree.h (combine_comparisons): Declare.
3345 * fold-const.c (combine_comparisons): Export.
3346 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3348 (ifcombine_iforif): Use combine_comparisons.
3350 2009-03-28 Jan Hubicka <jh@suse.cz>
3352 * tree-eh.c (inlinable_call_p): New function.
3353 (make_eh_edges): Use it.
3354 (verify_eh_edges): Use it.
3355 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3356 * except.c (reachable_next_level): Add inlinable_function argument
3357 (sjlj_find_directly_reachable_regions): Update.
3358 (add_reachable_handler): Do not set saw_any_handlers.
3359 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3360 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3361 Add new inlinable call parameter.
3362 (can_throw_internal, can_throw_external): Update.
3363 * except.h (can_throw_internal_1, can_throw_external_1,
3364 foreach_reachable_handler): Update declaration.
3366 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3368 * config/arm/t-arm-coff, config/h8300/coff.h,
3369 config/i386/i386-aout.h, config/i386/i386-coff.h,
3370 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3371 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3372 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3373 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3374 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3375 sys-types.h: Remove.
3376 * Makefile.in: Remove protoize and fixproto support and references
3378 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3379 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3381 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3382 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3383 unprotoize$(exeext).
3384 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3385 (.PHONY): Don't depend on proto.
3386 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3387 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3388 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3389 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3390 build/gen-protos.o, build/scan.o, xsys-protos.h,
3391 build/fix-header$(build_exeext), build/fix-header.o,
3392 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3393 stmp-install-fixproto): Remove.
3394 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3395 SYSCALLS.c or fixproto files.
3396 (install-common): Don't install protoize.
3397 (install-headers-tar, install-headers-cpio, install-headers-cp):
3398 Don't depend on $(STMP_FIXPROTO).
3399 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3400 install fixproto files or write out fixproto settings.
3401 (uninstall): Don't uninstall protoize.
3402 * config.gcc (use_fixproto): Remove.
3403 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3404 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3405 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3406 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3407 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3408 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3409 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3410 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3411 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3412 * config/t-vxworks (STMP_FIXPROTO): Remove.
3413 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3414 STMP_FIXPROTO): Remove.
3415 * config.in, configure: Regenerate.
3416 * crtstuff.c (gid_t, uid_t): Don't undefine.
3417 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3418 (arm-*-coff, arm-*-aout: Remove target entries.
3419 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3420 Remove mention of AIX 4.1.
3421 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3422 * doc/invoke.texi (Running Protoize): Remove.
3423 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3424 (Protoize Caveats): Remove.
3425 * tsystem.h: Update comments on headers assumed to exist.
3427 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3429 * genautomata.c: Add a new year to the copyright. Add a new
3431 (struct insn_reserv_decl): Add comments for member bypass_list.
3432 (find_bypass): Remove.
3433 (insert_bypass): New.
3434 (process_decls): Use insert_bypass.
3435 (output_internal_insn_latency_func): Output all bypasses with the
3436 same input insn in one switch case.
3438 * rtl.def (define_bypass): Describe bypass choice.
3439 * doc/md.texi (define_bypass): Ditto.
3441 2009-03-27 Richard Guenther <rguenther@suse.de>
3443 * gimplify.c (mark_addressable): Export.
3444 * tree-flow.h (mark_addressable): Declare.
3445 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3446 * tree-ssa.c (verify_phi_args): Verify that address taken
3447 variables have TREE_ADDRESSABLE set.
3449 2009-03-27 Richard Guenther <rguenther@suse.de>
3451 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3452 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3453 Do not mark decls TREE_ADDRESSABLE.
3454 (build_fold_addr_expr): Adjust.
3455 (fold_addr_expr): Remove.
3456 (fold_unary): Use build_fold_addr_expr.
3457 (fold_comparison): Likewise.
3458 (split_address_to_core_and_offset): Likewise.
3459 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3461 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3462 (gimplify_modify_expr_to_memcpy): Mark source and destination
3464 * omp-low.c (create_omp_child_function): Mark the object decl
3466 (lower_rec_input_clauses): Mark the var we take the address of
3468 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3470 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3473 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3474 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3476 2009-03-27 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/39120
3479 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3481 (handle_lhs_call): Process return constraints. Add escape
3482 constraints if necessary.
3483 (handle_const_call): Fill out return constraints. Make nested
3484 case more precise. Avoid consttmp if possible.
3485 (handle_pure_call): Fill out return constraints. Avoid
3486 callused if possible.
3487 (find_func_aliases): Simplify call handling.
3489 2009-03-27 Richard Guenther <rguenther@suse.de>
3491 PR tree-optimization/39120
3492 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3493 as a representative.
3494 (solve_graph): Do propagate CALLUSED.
3495 (handle_pure_call): Use a scalar constraint from CALLUSED for
3497 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3500 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3503 * c-common.c (handle_aligned_attribute): Properly check alignment
3504 overflow. Use (1U << i) instead of (1 << i).
3506 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3508 * expr.h (get_mem_align_offset): Updated.
3510 * tree.h (tree_decl_common): Change align to "unsigned int" and
3511 move it before pointer_alias_set.
3513 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3514 Jakub Jelinek <jakub@redhat.com>
3517 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3518 gr_register_operand with gr_reg_or_0_operand.
3519 (cmpxchg_rel_di): Likewise.
3520 (sync_lock_test_and_set<mode>): Likewise.
3522 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3524 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3525 (true_regnum): Likewise.
3527 * rtlanal.c (subreg_info): Moved to ...
3528 * rtl.h (subreg_info): Here. New.
3529 (subreg_get_info): New.
3531 * rtlanal.c (subreg_get_info): Make it extern.
3533 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3536 * config/i386/i386.c (ix86_abi): New.
3537 (override_options): Handle -mabi=.
3538 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3539 (ix86_call_abi_override): Likewise.
3540 (init_cumulative_args): Likewise.
3541 (function_arg_advance): Likewise.
3542 (function_arg_64): Likewise.
3543 (function_arg): Likewise.
3544 (ix86_pass_by_reference): Likewise.
3545 (ix86_function_value_regno_p): Likewise.
3546 (ix86_build_builtin_va_list_abi): Likewise.
3547 (setup_incoming_varargs_64): Likewise.
3548 (is_va_list_char_pointer): Likewise.
3549 (ix86_init_machine_status): Likewise.
3550 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3551 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3552 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3553 (ix86_function_abi): Make it static and return enum calling_abi.
3554 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3556 (ix86_fn_abi_va_list): Updated.
3558 * config/i386/i386.h (ix86_abi): New.
3559 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3560 (CONDITIONAL_REGISTER_USAGE): Likewise.
3561 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3562 (machine_function): Likewise.
3564 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3566 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3567 (STACK_BOUNDARY): Likewise.
3568 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3570 * config/i386/i386.opt (mabi=): New.
3572 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3573 return enum calling_abi.
3574 (ix86_function_type_abi): Likewise.
3575 (ix86_function_abi): Removed.
3577 * doc/invoke.texi: Document -mabi= option for x86.
3579 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3581 * builtins.c (real_dconstp): Delete.
3582 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3584 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3585 Jakub Jelinek <jakub@redhat.com>
3588 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3589 (gen_subprogram_die): When a function is explicit, generate the
3590 DW_AT_explicit attribute.
3591 * langhooks.h (struct lang_hooks_for_decls): Add
3592 function_decl_explicit_p langhook.
3593 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3594 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3596 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3598 * builtins.c (fold_builtin_memory_op): Optimize memmove
3599 into memcpy if we can prove source and destination don't overlap.
3601 * tree-inline.c: Include gt-tree-inline.h.
3602 (clone_fn_id_num): New variable.
3603 (clone_function_name): New function.
3604 (tree_function_versioning): Use it.
3605 * Makefile.in (GTFILES): Add tree-inline.c.
3607 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3609 * BASE-VER: Change to 4.5.0.
3611 2009-03-27 Xinliang David Li <davidxl@google.com>
3613 PR tree-optimization/39557
3614 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3616 2009-03-27 Xinliang David Li <davidxl@google.com>
3618 PR tree-optimization/39548
3619 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3624 * c-common.c (pointer_int_sum): Use %wd on return from
3627 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3629 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3630 on return from tree_low_cst.
3632 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3635 * ginclude/stdarg.h (va_copy): Define also for
3636 __GXX_EXPERIMENTAL_CXX0X__.
3638 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3641 * builtins.h (c_strlen): Do not warn here.
3642 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3643 * c-common.c (pointer_int_sum): Take an explicit location.
3644 Warn about offsets out of bounds.
3645 * c-common.h (pointer_int_sum): Adjust declaration.
3647 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3649 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3652 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3655 * opts.c (warn_if_disallowed_function_p): Don't assume
3656 get_callee_fndecl must return non-NULL.
3658 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3660 PR rtl-optimization/39522
3661 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3662 when reg_reloaded_valid is set.
3664 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3666 * config/spu/divv2df3.c: New file.
3667 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3668 (DPBIT_FUNCS): Filter out _div_df.
3670 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3672 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3673 a jump insn, count that jump in the distance to the loop start.
3675 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3678 * config/sh/sh.c (calc_live_regs): Fix condition for global
3679 registers except PIC_OFFSET_TABLE_REGNUM.
3681 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3684 * doc/invoke.texi (-mconsole): New.
3688 (-mnop-fun-dllimport): New.
3692 (sub section "i386 and x86-64 Windows Options"): New.
3694 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3696 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3697 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3699 2009-03-25 Richard Guenther <rguenther@suse.de>
3702 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3705 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3707 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3708 neither of haifa/selective schedulers are working.
3710 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3712 * doc/invoke.texi (Debugging Options): Fix description of
3713 -fno-merge-debug-strings.
3715 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3717 * config/cris/libgcc.ver: New version-script.
3718 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3720 * configure.ac <GAS features, nop mnemonic>: Add pattern
3721 crisv32-*-* for "nop".
3722 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3723 * configure: Regenerate.
3725 2009-03-24 Ira Rosen <irar@il.ibm.com>
3727 PR tree-optimization/39529
3728 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3729 mark_sym_for_renaming for the tag copied to the new vector
3732 2009-03-24 Arthur Loiret <aloiret@debian.org>
3734 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3735 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3736 EXTRA_SPEC_FUNCTIONS.
3737 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3738 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3739 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3740 -march and -mtune options.
3742 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3744 * config/m68k/t-rtems: Add m5329 multilib.
3746 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3747 Jakub Jelinek <jakub@redhat.com>
3750 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3753 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3756 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3757 instead of c_parser_expression_conv, if original_code isn't one of the
3758 4 allowed comparison codes, fail.
3760 2009-03-23 Richard Guenther <rguenther@suse.de>
3762 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3763 * tree.h (struct tree_type): Likewise.
3764 * reload.h (struct insn_chain): Likewise.
3765 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3766 * function.h (struct function): Likewise.
3767 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3769 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3771 PR tree-optimization/39516
3772 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3774 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3776 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3777 should be set true if BITS_PER_WORD of target is bigger than 32
3779 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3781 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3782 Translate -B-options to -rpath-link. Correct existing
3783 rpath-link and conditionalize on !nostdlib.
3785 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3787 * doc/extend.texi (Function Attributes, Variable Attributes):
3789 * doc/invoke.texi (Debugging Options, Optimize Options)
3790 (i386 and x86-64 Options, MCore Options): Likewise.
3792 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3795 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3796 it for block local namespace aliases.
3797 (gen_decl_die): Pass context_die to gen_namespace_die.
3799 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3802 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3803 minimum or maximum value.
3805 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3807 * reginfo.c (globalize_reg): Recompute derived reg sets.
3809 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3812 * libgcc2.c (mprotect): Do not use signed arguments for
3813 VirtualProtect, use DWORD arguments. Also fix the 'may
3814 be used uninitialized' warning for the np variable.
3816 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3819 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3820 functions using regparm calling conventions when not optimizing.
3821 (ix86_function_sseregparm): Similarly for sseregparm calling
3824 2009-03-19 Li Feng <nemokingdom@gmail.com>
3827 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3828 dependence if the first conflict is after niter iterations.
3830 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3833 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3834 functions with dynamic stack-pointer adjustments.
3836 2009-03-19 Ben Elliston <bje@au.ibm.com>
3838 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3839 option; change to -msdata=data.
3841 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3843 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3846 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3849 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3851 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3853 * doc/invoke.texi (Code Gen Options): Expand discussion of
3856 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3858 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3859 * matrix-reorg.c (struct matrix_info): Likewise.
3860 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3861 * rtl.h (struct mem_attrs): Likewise.
3862 * df.h (struct df): Likewise.
3863 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3864 * ira-int.h (struct ira_allocno): Likewise.
3865 * df-scan.c (struct df_collection_rec): Likewise.
3866 * ira.c (struct equivalence): Likewise.
3867 * function.c (struct temp_slot): Likewise.
3868 * cfgloop.h (struct loop): Likewise.
3871 * function.c (use_register_for_decl): When not optimizing, disregard
3872 register keyword for variables with types containing methods.
3874 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3877 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3878 (is_simple_operand): Call contains_component_ref_p before calling data
3879 reference analysis that would fail on COMPONENT_REFs.
3881 * tree-vrp.c (search_for_addr_array): Fix formatting.
3883 2009-03-18 Richard Guenther <rguenther@suse.de>
3885 * tree-vect-transform.c (vect_loop_versioning): Fold the
3886 generated comparisons.
3887 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3888 (slpeel_tree_peel_loop_to_edge): Likewise.
3890 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3893 * opts.c (print_specific_help): In addition to `undocumented',
3894 accept `separate' and `joined' flags if passed alone. Describe
3895 output by the first matched one of those.
3896 (common_handle_option): Skip over empty strings.
3897 * gcc.c (display_help): Fix help string for `--help='.
3898 * doc/invoke.texi (Option Summary, Overall Options): With
3899 `--help=', classes and qualifiers can both be repeated, but
3900 only the latter can be negated. One should not pass only
3901 negated qualifiers. Fix markup and examples.
3904 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3906 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3907 and -fhelp=separate.
3909 2009-03-17 Jing Yu <jingyu@google.com>
3912 * function.h (struct rtl_data): Move is_thunk from here...
3913 (struct function): ...to here.
3914 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3915 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3917 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3919 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3920 (alpha_output_function_end_prologue): Likewise.
3921 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3922 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3923 (rs6000_output_function_epilogue): Likewise.
3924 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3926 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3930 from different units in a single alternative.
3931 (*truncdfsf_i387): Ditto.
3932 (*truncxfsf2_mixed): Ditto.
3933 (*truncxfdf2_mixed): Ditto.
3935 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3937 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3938 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3941 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3942 unused non-artificial variables when not optimizing.
3945 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3946 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3947 NAMESPACE_DECL in its DECL_INITIAL.
3950 * optabs.c (set_user_assembler_libfunc): New function.
3951 * expr.h (set_user_assembler_libfunc): New prototype.
3952 * c-common.c: Include libfuncs.h.
3953 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3954 for memcmp, memset, memcpy, memmove and abort.
3955 * Makefile.in (c-common.o): Depend on libfuncs.h.
3958 * dwarf2out.c (gen_inlined_enumeration_type_die,
3959 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3960 gen_tagged_type_instantiation_die): Removed.
3961 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3964 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3967 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3969 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3970 (check-parallel-%): Ditto.
3971 (check-consistency): Ditto.
3973 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3975 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3976 local variable rhs by NULL_TREE.
3978 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3981 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3983 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3986 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3988 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3992 for ms->sysv ABI calls only in 64bit mode.
3994 * config/i386/i386.md (untyped_call): Support 32bit.
3996 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3998 * doc/extend.texi: Replace x86_65 with x86_64.
4000 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4002 PR tree-optimization/39455
4003 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4004 mismatches for POINTER_TYPE_P (type).
4005 (number_of_iterations_le): Likewise.
4007 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4009 * config/picochip/picochip.c: Removed profiling support.
4010 * config/picochip/picochip.md: Removed profiling instruction.
4011 * config/picochip/picochip.h: Removed profiling builtin.
4013 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4015 * doc/install.texi (--with-host-libstdcxx): Document.
4017 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4020 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4021 generate a warning if the function name does not begin with
4022 "__vector" and the function has either the 'signal' or 'interrupt'
4023 attribute, from here to ...
4024 (avr_declare_function_name): ...here. New function.
4025 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4026 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4028 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4031 * cse.c (fold_rtx): Don't modify original const_arg1 when
4032 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4033 separate variable instead.
4034 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4035 from out of range shift counts.
4036 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4038 2008-03-13 Catherine Moore <clm@codesourcery.com>
4040 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4041 diagnostic.h with $(DIAGNOSTIC_H).
4043 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4046 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4048 * config/i386/sync.md (sync_compare_and_swap<mode>,
4049 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4050 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4052 (sync_double_compare_and_swapdi_pic,
4053 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4054 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4056 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4061 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4065 (avx_addsubv4df3): Likewise.
4066 (*avx_addsubv4sf3): Likewise.
4067 (sse3_addsubv4sf3): Likewise.
4069 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4072 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4074 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4077 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4078 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4079 registers for allocnos created from user-defined variables.
4081 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4084 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4085 of non-integer mode as well.
4087 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4089 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4090 for functions for which the parameter types are unknown.
4092 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4095 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4096 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4097 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4098 * config/i386/i386.c (ix86_local_alignment): For
4099 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4100 long long variables on the stack to avoid dynamic realignment.
4101 Allow the first argument to be a decl rather than type.
4102 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4104 2009-03-11 Nick Clifton <nickc@redhat.com>
4107 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4109 Add description to mno-lsim option.
4110 * config/mcore/mcore.h: Remove comment about deprecated m4align
4112 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4113 * doc/invoke.texi: Add description of mno-lsim and
4114 mstack-increment options.
4116 * config/fr30/fr30.opt: Document the -mno-lsim option.
4117 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4118 and -mno-lsim options.
4120 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4122 * fold-const.c (fold_comparison): Only call fold_inf_compare
4123 if the mode supports infinities.
4125 2009-03-11 Jason Merrill <jason@redhat.com>
4128 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4129 end already did. Notice GIMPLE_CALL modifications of the result.
4130 Don't copy debug information from an ignored decl or a decl from
4133 2009-03-10 Richard Guenther <rguenther@suse.de>
4134 Nathan Froyd <froydnj@codesourcery.com>
4137 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4138 (__divMODE3): Likewise.
4140 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4142 PR tree-optimization/39394
4143 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4144 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4146 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4148 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4149 inline asms for register asm ("") declarations.
4151 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4153 * fold-const.c (fold_unary): Fix comment.
4155 2009-03-07 Jan Hubicka <jh@suse.cz>
4158 * tree-inline.c (setup_one_parameter): Do replacement of const
4159 argument by constant in SSA form.
4161 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4164 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4165 determine alignment passed to assign_stack_local.
4166 (assign_parms_unsplit_complex): Likewise.
4167 * except.c (sjlj_build_landing_pads): Likewise.
4169 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4172 * tree-flow.h (add_referenced_var): Return bool instead of void.
4173 * tree-dfa.c (add_referenced_var): Return result of
4174 referenced_var_check_and_insert call.
4175 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4176 of referenced_var_check_and_insert.
4179 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4180 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4181 DIE, don't emit it if abstract origin already has it.
4182 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4183 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4185 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4187 * genpreds.c (needs_variable): Fix parentheses at variable name
4189 (write_tm_constrs_h): Indent generated code.
4191 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4193 * doc/extend.texi (Function Attributes): Add documentation
4196 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4199 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4200 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4202 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4204 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4207 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4210 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4211 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4213 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4215 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4216 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4217 constants instead of magic numbers.
4218 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4220 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4221 (x86_64_ms_abi_int_parameter_registers): Ditto.
4222 (x86_64_int_return_registers): Ditto.
4223 (ix86_maybe_switch_abi): Ditto.
4224 (ix86_expand_call): Ditto for clobbered_registers array.
4225 (ix86_hard_regno_mode_ok): Ditto.
4226 (x86_extended_QIreg_mentioned_p): Ditto.
4228 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4230 PR tree-optimization/39349
4231 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4233 * combine.c (gen_lowpart_for_combine): Use omode when generating
4236 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4238 PR rtl-optimization/39235
4239 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4241 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4243 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4245 2009-03-04 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/39362
4248 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4249 that occur in abnormal PHIs should be varying.
4251 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4253 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4255 (simple_iv): Take loop as an argument instead of statement.
4256 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4257 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4259 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4261 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4262 * matrix-reorg.c (analyze_transpose): Ditto.
4263 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4264 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4265 * tree-predcom.c (ref_at_iteration): Ditto.
4266 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4268 2009-03-04 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/39358
4271 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4272 escaped_id and callused_id.
4273 (solve_graph): Likewise.
4275 2009-03-04 Richard Guenther <rguenther@suse.de>
4277 PR tree-optimization/39339
4278 * tree-sra.c (try_instantiate_multiple_fields): Make it
4279 no longer ICE on the above.
4281 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4283 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4284 that fits within Pmode.
4286 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4289 * tm.texi (LIBCALL_VALUE): Update description.
4291 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4294 * doc/extend.texi (section): Update description.
4296 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4299 * tree-inline.c (remapped_type): New.
4300 (can_be_nonlocal): Call remapped_type instead of remap_type.
4302 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4305 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4306 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4308 2009-03-03 Richard Guenther <rguenther@suse.de>
4311 * tree.c (tree_nonartificial_location): New function.
4312 * tree.h (tree_nonartificial_location): Declare.
4313 * builtins.c (expand_builtin_memory_chk): Provide location
4314 of the call location for artificial function pieces.
4315 (maybe_emit_chk_warning): Likewise.
4316 (maybe_emit_sprintf_chk_warning): Likewise.
4317 (maybe_emit_free_warning): Likewise.
4318 * expr.c (expand_expr_real_1): Likewise.
4320 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4322 PR tree-optimization/39343
4323 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4324 COMPONENT_REF t has ARRAY_TYPE.
4326 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4329 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4330 when the type precision of the induction variable should be
4331 larger than the type precision of nit.
4332 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4333 * graphite.c (graphite_loop_normal_form): Same.
4334 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4336 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4338 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4339 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4340 numbers to describe clobbered registers.
4341 (*call_value_0_rex64_ms_sysv): Ditto.
4342 * config/i386/mmx.md (mmx_emms): Ditto.
4345 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4347 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4350 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4352 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4353 (spu_section_type_flags): New function.
4355 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4358 reg_class_contents of FLOAT_REGS into a temporary.
4360 2009-03-02 Richard Guenther <rguenther@suse.de>
4361 Ira Rosen <irar@il.ibm.com>
4363 PR tree-optimization/39318
4364 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4365 information to the vectorized statement.
4367 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4370 variable. Use defined names instead of magic constants for REX SSE
4373 2009-03-01 Richard Guenther <rguenther@suse.de>
4375 PR tree-optimization/39331
4376 * omp-low.c (lower_send_shared_vars): Do not receive new
4377 values for the reference of DECL_BY_REFERENCE parms or results.
4379 2009-03-01 Jan Hubicka <jh@suse.cz>
4382 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4383 BLOCK_NONLOCALIZED_VAR): New macros.
4384 (tree_block): Add nonlocalized_vars.
4385 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4386 gen_decl_die): Add origin argument. Allow generation of die with
4387 origin at hand only.
4388 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4389 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4391 (gen_block_die): Fix checking for unused blocks.
4392 (process_scope_var): Break out from .... ; work with origins only.
4393 (decls_for_scope) ... here; process nonlocalized list.
4394 (dwarf2out_ignore_block): Look for nonlocalized vars.
4395 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4397 (dump_scope_block): Dump them.
4398 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4399 (remap_block): Likewise.
4400 (can_be_nonlocal): New predicate.
4401 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4403 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4405 * configure: Regenerate.
4407 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4409 * optc-gen.awk: No need to duplicate option flags twice.
4410 Reuse help texts for duplicate options which do not have any.
4412 * gcc.c (display_help): Document --version.
4414 * gcc.c (main): If print_help_list and verbose_flag, ensure
4415 driver output comes before subprocess output.
4417 * optc-gen.awk: Assign all remaining fields to help string,
4418 space-separated, for multi-line help in *.opt.
4420 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4421 -Wno-pedantic-ms-format is for MinGW targets only.
4423 * doc/options.texi (Option file format): Fix bad indentation,
4424 restoring dropped sentence.
4426 2009-02-28 Jan Hubicka <jh@suse.cz>
4428 * tree-inline.c (tree_function_versioning): Output debug info.
4430 2009-02-28 Jan Hubicka <jh@suse.cz>
4433 * tree-inline.c (setup_one_parameter): Do not copy propagate
4434 arguments when not optimizing.
4436 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4439 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4440 (avx_addsubv4df3): Likewise.
4441 (*avx_addsubv4sf3): Likewise.
4442 (sse3_addsubv4sf3): Likewise.
4443 (*avx_addsubv2df3): Likewise.
4444 (sse3_addsubv2df3): Likewise.
4445 (avx_unpckhps256): Correct item selectors.
4446 (avx_unpcklps256): Likewise.
4447 (avx_unpckhpd256): Likewise.
4448 (avx_unpcklpd256): Likewise.
4450 2009-02-28 Jan Hubicka <jh@suse.cz>
4452 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4454 (copy_arguments_for_versioning): If var is declared don't declare it.
4455 (tree_function_versioning): First setup substitutions and then copy
4458 2009-02-27 Jan Hubicka <jh@suse.cz>
4461 * cgraph.h (varpool_output_debug_info): Remove.
4462 * cgraphunit.c (varpool_output_debug_info): Remove.
4463 * dwarf2out.c (deferred_locations_struct): New struct
4464 (deferred_locations): New type.
4465 (deferred_locations_list): New static var.
4466 (deffer_location): New function.
4467 (gen_variable_die): Use it.
4468 (decls_for_scope): Output info on local static vars.
4469 (dwarf2out_finish): Process deferred locations.
4470 * varpool.c (varpool_output_debug_info): Remove.
4472 2009-02-27 Jan Hubicka <jh@suse.cz>
4475 * tree.h (TREE_PROTECTED): Fix comment.
4476 (BLOCK_HANDLER_BLOCK): Remove.
4477 (struct tree_block): Remove handler_block add body_block.
4478 (inlined_function_outer_scope_p): New.
4479 (is_body_block): Remove.
4480 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4481 * dwarf2out.c (is_inlined_entry_point): Remove.
4482 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4483 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4485 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4486 * gimplify.c (gimplify_expr): Gimplify body blocks.
4487 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4488 block with multiple subblocks.
4489 (dump_scope_block): Prettier output; dump more flags and info.
4490 (dump_scope_blocks): New.
4491 (remove_unused_locals): Use dump_scope_blocks.
4492 * tree-flow.h (dump_scope_blocks): Declare.
4493 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4494 * stmt.c (is_body_block): Remove.
4495 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4496 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4498 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4501 * graphite.c (graphite_loop_normal_form): Do not call
4502 number_of_iterations_exit from a gcc_assert.
4504 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4506 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4507 jumps if COND is NULL.
4508 (find_cond_jump): New function.
4509 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4510 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4512 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4514 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4515 force_const_mem returns NULL_RTX.
4517 2009-02-26 Jan Hubicka <jh@suse.cz>
4520 * cgraph.h (varpool_output_debug_info): Remove.
4521 * cgraphunit.c (varpool_output_debug_info): Remove.
4522 * dwarf2out.c (deferred_locations_struct): New struct
4523 (deferred_locations): New type.
4524 (deferred_locations_list): New static var.
4525 (deffer_location): New function.
4526 (gen_variable_die): Use it.
4527 (decls_for_scope): Output info on local static vars.
4528 (dwarf2out_finish): Process deferred locations.
4529 * varpool.c (varpool_output_debug_info): Remove.
4531 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4533 PR rtl-optimization/39241
4534 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4535 to subreg_offset_representable_p.
4537 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4539 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4540 execute function prototype. Get f and nregs from max_reg_num
4541 and get_insns. Remove the first backward pass as it's dead,
4542 guard the forward pass by flag_expensive_optimizations.
4543 (rest_of_handle_regmove): Delete.
4544 (pass_regmove): Replace it with regmove_optimize.
4546 2009-02-25 Martin Jambor <mjambor@suse.cz>
4548 PR tree-optimization/39259
4549 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4550 calls_alloca function flags.
4551 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4554 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4556 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4557 flags_set_1_rtx, flags_set_1_set): Delete.
4558 (regmove_optimize): Do not call mark_flags_life_zones.
4560 2009-02-24 Julian Brown <julian@codesourcery.com>
4563 * config/arm/arm.c (require_pic_register): Only set
4564 cfun->machine->pic_reg once per function.
4566 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4568 * doc/invoke.texi (Link Options): Document an easier way to pass
4569 options that take arguments to the GNU linker using -Xlinker and -Wl.
4571 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4574 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4576 2009-02-24 Richard Guenther <rguenther@suse.de>
4579 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4581 2009-02-24 Richard Guenther <rguenther@suse.de>
4582 Zdenek Dvorak <ook@ucw.cz>
4584 PR tree-optimization/39233
4585 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4586 from converting them to a generic type.
4588 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4590 PR tree-optimization/39260
4591 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4592 contains a condition with a real type.
4593 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4595 2009-02-23 Jason Merrill <jason@redhat.com>
4598 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4599 narrowing_initializer_constant_valid_p.
4600 (narrowing_initializer_constant_valid_p): Don't return
4601 null_pointer_node for adding a pointer to itself.
4603 2009-02-23 Jan Hubicka <jh@suse.cz>
4606 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4609 2009-02-23 Jan Hubicka <jh@suse.cz>
4611 PR tree-optimization/37709
4612 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4613 * tree.h (block_ultimate_origin): Declare.
4614 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4615 * tree-ssa-live.c (remove_unused_scope_block_p):
4616 Eliminate blocks containig no instructions nor live variables nor
4618 (dump_scope_block): New function.
4619 (remove_unused_locals): Enable removal of dead blocks by default;
4620 enable dumping at TDF_DETAILS.
4622 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4624 * config/i386/i386.c (classify_argument): Don't allow COImode
4626 (function_arg_advance_32): Don't allow OImode.
4627 (function_arg_32): Likewise.
4628 (function_value_32): Likewise.
4629 (return_in_memory_32): Likewise.
4630 (function_arg_64): Remove OImode comment.
4632 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4635 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4636 ix86_expand_vector_set for V4DImode in 64bit mode only.
4637 (ix86_expand_vector_init_one_var): Likewise.
4639 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4641 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4643 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4646 * loop-iv.c: Revert last change.
4647 * emit-rtl.c: Likewise.
4649 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4652 * config/i386/i386.c (type_natural_mode): Remove an extra
4653 space in the warning message.
4654 (function_value_32): Handle 32-byte vector modes.
4655 (return_in_memory_32): Likewise.
4657 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4659 * loop-iv.c (truncate_value): New function.
4660 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4662 (lowpart_subreg): Move to...
4663 * emit-rtl.c: ...here.
4665 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4667 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4668 accidental and undocumented change at revision 140860.
4670 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4672 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4673 take gimple_seq * arguments.
4674 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4675 types_compatible_p langhook.
4677 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4678 Joseph Myers <joseph@codesourcery.com>
4680 * config/arm/arm.c (arm_builtin_va_list): New function.
4681 (arm_expand_builtin_va_start): Likewise.
4682 (arm_gimplify_va_arg_expr): Likewise.
4683 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4684 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4685 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4686 (va_list_type): New variable.
4687 (arm_mangle_type): Mangle va_list_type appropriately.
4689 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4692 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4693 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4694 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4695 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4696 parameter to 1000 for -O1 by default.
4697 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4699 * loop-invariant.c: Include params.h.
4700 (move_loop_invariants): Don't call move_single_loop_invariants on
4703 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4705 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4706 offset when calculating bounds for indexing stack_usage_map. Fixes
4707 a buffer overflow with certain target setups.
4709 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4712 * calls.c (expand_call): Clear try_tail_call if caller and callee
4713 disagree in promotion of function return value.
4715 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4718 * c-common.c (c_determine_visibility): If visibility changed and
4719 DECL_RTL has been already set, call make_decl_rtl to update symbol
4722 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4725 * varasm.c (assemble_variable): Don't check DECL_NAME when
4726 globalizing a variable.
4728 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4731 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4732 expression before any __builtin_trap call.
4733 * c-typeck.c (build_function_call): Convert and check function
4734 arguments before generating a call to a trap. Evaluate the
4735 function arguments before the trap.
4737 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4740 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4741 (UNSPEC_FXAM_MEM): New unspec.
4742 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4743 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4744 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4746 2009-02-19 Richard Guenther <rguenther@suse.de>
4748 PR tree-optimization/39207
4749 PR tree-optimization/39074
4750 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4751 storedanything_tree): New.
4752 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4753 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4754 (build_succ_graph): Add edges from STOREDANYTHING to all
4756 (init_base_vars): Initialize STOREDANYTHING.
4757 (compute_points_to_sets): Free substitution info after
4758 building the succ graph.
4759 (ipa_pta_execute): Likewise.
4761 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4763 (do_ds_constraint): Do not add to special var or non-pointer
4765 (type_could_have_pointers): Split out from ...
4766 (could_have_pointers): ... here. For arrays use the element type.
4767 (create_variable_info_for): Initialize may_have_pointers.
4768 (new_var_info): Likewise.
4769 (handle_lhs_call): Make the HEAP variable unknown-sized.
4770 (intra_create_variable_infos): Use a type with pointers for
4771 PARM_NOALIAS, make it unknown-sized.
4773 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4776 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4778 2009-02-18 Jason Merrill <jason@redhat.com>
4781 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4782 value if DECL_EXTERNAL.
4783 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4784 * target.h (gcc_target::binds_local_p): Clarify "module".
4785 * tree.h (TREE_PUBLIC): Clarify "module".
4787 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4790 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4791 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4793 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4796 * c.opt (Wabi): Support C and ObjC.
4799 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4801 * config/i386/i386.c (classify_argument): Warn once about the ABI
4802 change when passing union with long double.
4804 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4806 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4809 * c-parser.c (c_parser_compound_statement): Always enter and leave
4812 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4815 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4817 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4819 PR tree-optimization/36922
4820 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4821 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4824 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4826 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4829 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4831 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4833 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4835 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4838 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4839 Richard Sandiford <rdsandiford@googlemail.com>
4841 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4842 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4843 (loongson_biadd): ...this.
4845 2009-02-17 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/39202
4848 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4849 a var make sure to follow existing collapses.
4851 2009-02-17 Richard Guenther <rguenther@suse.de>
4854 * langhooks.c (lhd_print_error_function): Check for NULL block.
4856 2009-02-17 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/39204
4859 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4862 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4864 * config/soft-fp/double.h: Update from glibc CVS.
4866 2009-02-17 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/39207
4869 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4870 strict-aliasing warnings for pointers pointing to NULL.
4872 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4875 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4876 skipping until next close brace.
4878 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4881 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4882 to function argument boundary.
4884 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4886 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4887 in the lea_add. Reload eventually constraints it properly.
4888 * config/picochip/constraints.md : Remove the target constraint
4889 "b", since it is not needed anymore.
4891 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4893 * gthr-dce.h: Uglify function parameter and local variable names.
4894 * gthr-gnat.h: Likewise.
4895 * gthr-mipssde.h: Likewise.
4896 * gthr-nks.h: Likewise.
4897 * gthr-posix95.h: Likewise.
4898 * gthr-posix.h: Likewise.
4899 * gthr-rtems.h: Likewise.
4900 * gthr-single.h: Likewise.
4901 * gthr-solaris.h: Likewise.
4902 * gthr-tpf.h: Likewise.
4903 * gthr-vxworks.h: Likewise.
4904 * gthr-win32.h: Likewise.
4906 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4909 * config/i386/i386.md: Restrict the new peephole2 to move
4910 between MMX/SSE registers.
4912 2009-02-15 Richard Guenther <rguenther@suse.de>
4915 2009-02-13 Richard Guenther <rguenther@suse.de>
4917 * configure.ac: Enable LFS.
4918 * configure: Re-generate.
4919 * config.in: Likewise.
4921 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4923 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4924 spu_srqwbyte, spu_srqwbytebc): Define.
4925 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4926 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4927 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4928 "shrqby_<mode>"): New insn-and-split patterns.
4929 * config/spu/spu.c (expand_builtin_args): Determine and return
4930 number of operands using spu_builtin_description data.
4931 (spu_expand_builtin_1): Use it.
4933 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4936 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4939 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4942 * config/i386/i386.c (override_options): Correct warning
4943 messages for -malign-loops, -malign-jumps and -malign-functions.
4945 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/i386/i386.md: Restrict the new peephole2 to move
4949 between the general purpose registers.
4951 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4954 * config/i386/i386.c (type_natural_mode): Add a new argument.
4955 Return the original mode and warn ABI change if vector size is 32byte.
4956 (function_arg_advance): Updated.
4957 (function_arg): Likewise.
4958 (ix86_function_value): Likewise.
4959 (ix86_return_in_memory): Likewise.
4960 (ix86_sol10_return_in_memory): Likewise.
4961 (ix86_gimplify_va_arg): Likewise.
4962 (function_arg_32): Don't warn ABX ABI change here.
4963 (function_arg_64): Likewise.
4965 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4967 * loop-iv.c (implies_p): In the final case, test that operands 0
4968 of the two comparisons match.
4970 * config/bfin/bfin.c (find_prev_insn_start): New function.
4971 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4972 (find_next_insn_start): Move.
4974 2009-02-13 Richard Guenther <rguenther@suse.de>
4976 * configure.ac: Enable LFS.
4977 * configure: Re-generate.
4978 * config.in: Likewise.
4980 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4983 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4984 sizes on syntax error after some arguments have been parsed.
4986 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4988 * doc/invoke.texi (-fira): Remove.
4990 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4992 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4993 * recog.c: Likewise.
4996 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4998 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4999 (umul_ppmm): Likewise.
5000 (count_leading_zeros): Likewise.
5001 (count_trailing_zeros): Likewise.
5002 (UMUL_TIME): Likewise.
5004 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5006 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5007 soft-fp/t-softfp to tmake_file.
5009 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5010 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5011 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5012 IA64_BUILTIN_INFQ]: New.
5013 (ia64_init_builtins): Initialize __builtin_infq,
5014 __builtin_fabsq and __builtin_copysignq if not HPUX.
5015 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5016 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5018 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5020 (__fixtfti): Likewise.
5021 (__fixunstfti): Likewise.
5022 (__floattitf): Likewise.
5024 * config/ia64/libgcc-glibc.ver: New.
5025 * config/ia64/t-fprules-softfp: Likewise.
5026 * config/ia64/sfp-machine.h: Likewise.
5028 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5029 (LIBGCC2_TF_CEXT): Likewise.
5030 (TF_SIZE): Likewise.
5031 (TARGET_INIT_LIBFUNCS): Likewise.
5033 * config/ia64/t-glibc (SHLINB_MAPFILES):
5034 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5036 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5038 * config/i386/i386.c (construct_container): Rewrite processing
5039 BLKmode with X86_64_SSE_CLASS.
5041 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5044 * config/i386/i386.md: Replace simplify_replace_rtx with
5045 replace_rtx in the new peephole2.
5047 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5049 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5050 loop unrolling do not happen at -O2.
5052 2009-02-12 Michael Matz <matz@suse.de>
5054 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5056 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5058 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5061 2009-02-12 Ben Elliston <bje@au.ibm.com>
5063 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5064 patterns when updating the back chain. Missed in the 2009-02-10
5067 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5069 * doc/extend.texi (Decimal Floating Types): Update identifier of
5070 draft TR and list of missing support.
5072 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5075 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5076 bit to variable length decl's flags, add it also to its
5077 pointer replacement variable.
5079 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5080 Jakub Jelinek <jakub@redhat.com>
5083 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5084 (memory_blockage): New expander.
5085 (*memory_blockage): New insn pattern.
5086 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5087 instead of general blockage at the end of function prologue when
5088 frame pointer is used to access red zone area. Do not emit blockage
5089 when profiling, it is emitted in generic code.
5090 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5091 function epilogue when frame pointer is used to access red zone area.
5093 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5096 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5097 by arithmetic with memory operands.
5098 * config/i386/predicates.md (commutative_operator): New.
5100 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5102 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5105 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5107 * alias.h (record_alias_subset): Declare.
5108 * alias.c (record_alias_subset): Make global.
5110 2009-02-10 Nick Clifton <nickc@redhat.com>
5112 * tree-parloops.c: Change license to GPLv3.
5113 * ipa-struct-reorg.c: Change license to GPLv3.
5114 * ipa-struct-reorg.h: Change license to GPLv3.
5116 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5119 * c-decl.c (start_struct): Return NULL on error.
5121 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5124 * cfgloopmanip.c (remove_path): Call remove_bbs after
5125 cancel_loop_tree, not before it.
5128 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5129 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5130 VAR_DECLs were seen.
5131 * tree-ssa-live.c (remove_unused_locals): Recompute
5132 cfun->has_local_explicit_reg_vars.
5133 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5134 copies or clearings if cfun->has_local_explicit_reg_vars.
5136 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5140 of function prologue when frame pointer is used to access
5143 2009-02-10 Richard Guenther <rguenther@suse.de>
5146 * gimplify.c (gimple_regimplify_operands): Always look if
5147 we need to create a temporary.
5149 2009-02-10 Richard Guenther <rguenther@suse.de>
5151 PR tree-optimization/39132
5152 * tree-loop-distribution.c (todo): New global var.
5153 (generate_memset_zero): Trigger TODO_rebuild_alias.
5154 (tree_loop_distribution): Return todo.
5156 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5159 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5160 (x86_64_reg_class_name): Removed.
5161 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5162 first one isn't X86_64_SSE_CLASS or any other ones aren't
5163 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5164 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5165 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5166 and 3 X86_64_SSEUP_CLASS.
5167 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5168 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5170 2009-02-10 Ben Elliston <bje@au.ibm.com>
5172 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5173 form instruction to update the stack back chain word, even if the
5174 user has disabled the generation of update instructions.
5175 (movdi_<mode>_update_stack): New.
5176 (movsi_update_stack): Likewise.
5177 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5178 always use an update form instruction to update the stack back
5181 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5184 * graphite.c (if_region_set_false_region): After moving a region in
5185 the false branch of a condition, remove the empty dummy basic block.
5186 (gloog): Remove wrong fix for PR38953.
5188 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5190 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5191 generation due to implicit sign extension.
5193 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5196 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5197 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5199 2009-02-09 Richard Guenther <rguenther@suse.de>
5202 * convert.c (convert_to_real): Disable (float)fn((double)x)
5203 to fnf(x) conversion if errno differences may occur and
5204 -fmath-errno is set.
5206 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5208 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5209 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5210 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5212 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5215 * c-common.c (handle_alias_attribute): Disallow attribute for
5216 anything not a FUNCTION_DECL or VAR_DECL.
5218 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5221 * real.c (do_compare): Special-case compare of zero against
5222 decimal float value.
5224 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5227 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5228 as indicating flexible array members unless the field itself is
5229 being declarared as the incomplete array.
5231 2009-02-06 Jan Hubicka <jh@suse.cz>
5233 PR tree-optimization/38844
5234 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5237 2009-02-06 Richard Guenther <rguenther@suse.de>
5240 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5241 fork because we may expand it as __gcov_fork.
5243 2009-02-06 Nick Clifton <nickc@redhat.com>
5245 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5247 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5249 PR tree-optimization/35659
5250 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5251 vn_phi_eq): Shortcut if hashcode does not match.
5252 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5254 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5255 and avoid iterative_hash_expr.
5256 (FOR_EACH_VALUE_ID_IN_SET): New.
5257 (value_id_compare): Remove.
5258 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5259 sort expressions by value id.
5261 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5264 * config/sh/predicates.md (general_movsrc_operand): Don't check
5265 the subreg of system registers here.
5267 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5270 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5273 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5275 PR rtl-optimization/39110
5276 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5277 addresses, not aligned ones.
5279 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5280 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/39100
5283 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5284 comment says and add edges.
5286 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5289 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5290 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5292 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5294 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5295 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5296 register_bb_in_sese, new_sese, free_sese): Moved.
5297 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5298 outermost_loop_in_scop, build_scop_iteration_domain,
5299 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5300 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5301 Use loop_in_sese_p instead of loop_in_scop_p.
5302 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5303 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5304 (scopdet_basic_block_info): Fix bug in scop detection.
5305 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5306 eq_loop_to_cloog_loop): Remove.
5307 (nb_loops_around_loop_in_scop, nb_loop
5308 ref_nb_loops): Moved here...
5309 * graphite.h (ref_nb_loops): ... from here.
5310 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5311 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5312 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5313 * testsuite/gcc.dg/graphite/scop-19.c: New
5315 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5316 Hans-Peter Nilsson <hp@axis.com>
5318 PR rtl-optimization/37889
5319 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5320 Move offset handling from PLUS to before the switch. Use new
5321 arguments when considering SYMBOL_REFs too.
5322 (rtx_addr_can_trap_p): Pass dummy offset and size.
5323 (enum may_trap_p_flags): Remove.
5324 (may_trap_p_1): Pass size from MEM_SIZE.
5326 PR rtl-optimization/38921
5327 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5328 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5329 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5330 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5332 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5334 AVX Programming Reference (January, 2009)
5335 * config/i386/sse.md (*vpclmulqdq): New.
5337 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5339 PR tree-optimization/38977
5340 PR gcov-profile/38292
5341 * calls.c (special_function_p): Disregard __builtin_ prefix.
5343 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5345 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5346 non-indexable addresses even before reload.
5348 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5351 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5352 as having variable size. Do not give an error for unnamed
5353 parameters with [*] declarators. Give a warning for type names
5354 with [*] declarators and mark them as variable size.
5355 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5356 for sizeof applied to [*] type names.
5358 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5361 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5363 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5365 * gcc.c (process_command): Update copyright notice dates.
5366 * gcov.c (print_version): Likewise.
5367 * gcov-dump.c (print_version): Likewise.
5368 * mips-tfile.c (main): Likewise.
5369 * mips-tdump.c (main): Likewise.
5371 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5374 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5375 for composite type involving a zero-length array type.
5377 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5380 * function.c (match_asm_constraints_1): Skip over
5381 initial optional % in the constraint.
5384 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5385 supported, don't accept FIXED_CSTs.
5386 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5387 and _Sat is used without _Fract/_Accum. Set specs->type to
5388 integer_type_node for cts_fract/cts_accum if fixed point is not
5391 2009-02-02 Catherine Moore <clm@codesourcery.com>
5393 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5395 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5397 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5398 (ABI_HAS_64BIT_SYMBOLS): Use it.
5399 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5401 2009-02-02 Paul Brook <paul@codesourcery.com>
5403 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5405 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5408 * recog.h (asm_operand_ok): Add constraints argument.
5409 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5410 recurse on matching constraint.
5411 (check_asm_operands): Pass constraints as 3rd argument to
5412 asm_operand_ok. Don't look up matching constraint here.
5413 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5416 2009-02-02 Ben Elliston <bje@au.ibm.com>
5418 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5419 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5421 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5423 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5424 information. Remove some obsolete information. Reorganize.
5426 * config/pa/fptr.c: Revert license to GPL 2.
5427 * config/pa/milli64.S: Likewise.
5429 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5432 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5433 LIBRARY name in, instead of hard-coding it.
5434 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5435 extra target make frag to tmake_files according to EH model.
5436 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5437 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5438 frags that define makefile variable EH_MODEL appropriately.
5439 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5440 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5441 to "-sjlj" according to type of EH configured.
5442 (LIBGCC_SONAME): Concatenate it to shared library base name.
5443 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5444 to "_sjlj" according to type of EH configured.
5445 (LIBGCC_SONAME): Concatenate it to shared library base name.
5446 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5447 (SHLIB_LINK): Add missing semicolon to if-else construct.
5448 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5449 string value of "pe_dll" command-line option.
5450 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5451 (SHLIB_SONAME): Use it when overriding t-cygming default.
5452 (SHLIB_IMPLIB): Override t-cygming default.
5453 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5454 string value of "pe_dll" command-line option.
5456 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5459 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5460 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5462 2009-01-31 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/38937
5465 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5466 computing the transitive closure.
5468 2009-01-30 Richard Guenther <rguenther@suse.de>
5470 PR tree-optimization/39041
5471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5472 Propagate variable indices only if the types match for this stmt.
5474 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5477 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5478 inline but never defined.
5480 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5482 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5483 (*insv_h_di_reg_extimm): New insn.
5484 (*insv_l<mode>_reg_extimm): New insn.
5486 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5488 * config/picochip/picochip.c (flag_conserve_stack): set
5489 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5490 fconserve-stack. Reduce call-overhead used by inliner.
5492 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5495 * common.opt (flag_conserve_stack): Initialised to zero.
5497 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5500 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5501 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5504 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5506 * ira-color.c (allocno_reload_assign): Update comments.
5507 * regmove.c (regmove_optimize): Likewise.
5511 2009-01-29 Robert Millan <rmh@aybabtu.com>
5513 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5514 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5515 `MD_UNWIND_SUPPORT'.
5516 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5518 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5520 PR tree-optimization/39007
5521 * tree-loop-distribution.c (generate_builtin): Use
5522 recompute_dominator to compute the immediate dominator of the
5523 basic block just after the loop.
5525 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5527 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5528 (ASM_OUTPUT_DWARF_PCREL): Define.
5530 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5532 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5533 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5534 global. Modify entries about regmove and IRA.
5536 * ra-conflict.c: Remove the file.
5538 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5540 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5541 (pass_regclass_init): Rename to pass_reginfo_init.
5543 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5545 * toplev.h (flag_ira): Remove.
5547 * caller-save.c (setup_save_areas): Remove flag_ira.
5549 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5551 * global.c: Remove the file.
5553 * opts.c (decode_options): Remove flag_ira.
5555 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5557 * regmove.c: Modify file description.
5558 (find_use_as_address, try_auto_increment): Define them only if
5559 AUTO_INC_DEC is defined.
5560 (replacement_quality, replace_in_call_usage, fixup_match_1,
5561 stable_and_no_regs_but_for_p): Remove.
5562 (reg_set_in_bb): Make it static.
5563 (regmove_optimize): Remove flag_ira and code which worked for
5566 * local-alloc.c: Remove the file.
5568 * common.opt (fira): Remove.
5570 * ira.c: Include except.h.
5571 (eliminable_regset): Move from global.c.
5572 (mark_elimination): Ditto. Remove flag_ira.
5573 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5574 equiv_mem_modified, validate_equiv_mem_from_store,
5575 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5576 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5577 no_equiv, recorded_label_ref): Move from local-alloc.c.
5578 (update_equiv_regs): Ditto. Make it static.
5579 (print_insn_chain, print_insn_chains): Move it from global.c.
5580 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5581 (build_insn_chain): Ditto. Make it static.
5582 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5583 Rename to init_live_subregs.
5584 (gate_ira): Remove flag_ira.
5586 * regclass.c: Rename reginfo.c. Change file description.
5587 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5588 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5589 (init_reg_sets_1): Remove code for evaluation of
5590 reg_class_superclasses and losing_caller_save_reg_set.
5591 (init_regs): Remove init_reg_autoinc.
5592 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5593 ok_for_base_p_nonstrict): Remove.
5594 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5595 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5596 corresponding entries.
5597 (dump_regclass, record_operand_costs, scan_one_insn,
5598 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5599 record_address_regs, auto_inc_dec_reg_p): Remove.
5600 (gt-regclass.h): Rename to gt-reginfo.h.
5602 * rtl.h (dump_global_regs, retry_global_alloc,
5603 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5605 * Makefile.in (RA_H): Remove.
5606 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5607 Rename regclass.o to reginfo.o.
5608 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5610 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5611 (GTFILES): Rename regclass.c to reginfo.c.
5613 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5614 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5616 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5617 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5619 (finish_spills): Ditto. Remove code for !flag_ira.
5621 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5624 * doc/invoke.texi (rtl debug options): Complete rewrite.
5625 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5627 * mode-switching.c (pass_mode_switching): Rename pass from
5628 "mode-sw" to "mode_sw".
5629 * except.c (pass_convert_to_eh_ranges): Rename pass from
5630 "eh-ranges" to "eh_ranges".
5631 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5635 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5636 Alexander Monakov <amonakov@ispras.ru>
5639 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5641 (move_exprs_to_boundary): Change return type and pass through
5642 should_move from move_op. Relax assert. Update usage ...
5643 (schedule_expr_on_boundary): ... here. Use should_move instead of
5645 (move_op_orig_expr_found): Indicate that insn was disconnected from
5647 (code_motion_process_successors): Do not call after_merge_succs
5648 callback if original expression was not found when traversing any of
5650 (code_motion_path_driver): Change return type. Update prototype.
5651 (move_op): Update comment. Add a new parameter (should_move). Update
5652 prototype. Set *should_move based on indication provided by
5653 move_op_orig_expr_found.
5655 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5657 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5658 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5659 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5660 * config/rs6000/rs6000.c (rs6000_override_options): Default
5661 avoid-indexed-addresses on for Power6, off for everything else.
5662 (avoiding_indexed_address_p): New function.
5663 (rs6000_legitimize_address): Use it.
5664 (rs6000_legitimate_address): Likewise.
5665 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5667 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5669 PR tree-optimization/38997
5670 * tree-loop-distribution.c (generate_memset_zero): Use
5671 POINTER_PLUS_EXPR for a pointer addition.
5673 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5675 * config/s390/s390.md (bswap<mode>2): New pattern added.
5677 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5679 * config/s390/s390.md (*tls_load_31): Added type attribute.
5681 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5683 * config/s390/s390.md: Fix a few comments.
5685 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5687 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5688 (*tm<mode>_full): Fixed z10prop attribute.
5689 (*tst<mode>_extimm): Fixed z10prop attribute.
5690 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5691 (*tstqiCCT_cconly): Fixed z10prop attribute.
5692 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5693 (*movsi_larl): Fixed z10prop attribute.
5694 (*movsi_zarch): Fixed z10prop attribute.
5695 (*movsi_eas): Fixed z10prop attribute.
5696 (*movhi): Fixed z10prop attribute.
5697 (*movqi): Fixed z10prop attribute.
5698 (*movstrictqi): Fixed z10prop attribute.
5699 (*mov<mode>): Fixed z10prop attribute.
5700 (*movcc): Fixed z10prop attribute.
5701 (*sethighpartdi_64): Fixed z10prop attribute.
5702 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5703 (*negdi2_sign_cc): Fixed z10prop attribute.
5704 (*negdi2_sign): Fixed z10prop attribute.
5705 (*absdi2_sign_cc): Fixed z10prop attribute.
5706 (*absdi2_sign): Fixed z10prop attribute.
5707 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5708 (*negabsdi2_sign): Fixed z10prop attribute.
5709 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5710 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5711 (doloop_si64): Fixed z10prop attribute.
5712 (doloop_si31): Fixed z10prop attribute.
5713 (doloop_long): Fixed z10prop attribute.
5714 (indirect_jump): Fixed z10prop attribute.
5715 (nop): Fixed z10prop attribute.
5716 (main_base_64): Fixed z10prop attribute.
5717 (reload_base_64): Fixed z10prop attribute.
5719 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5721 PR rtl-optimization/38740
5722 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5724 * config/mips/mips.c (mips_reorg): Likewise.
5726 2009-01-28 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/38926
5729 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5730 with the correct value id to a value.
5731 (do_regular_insertion): Use the value number of edoubleprime
5732 for the value number of the expr.
5735 2008-08-21 Richard Guenther <rguenther@suse.de>
5737 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5738 a PHI ask VN if it is already available.
5739 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5740 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5742 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5745 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5746 set to varying whenever max has TREE_OVERFLOW set, similarly
5747 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5749 2009-01-28 Richard Guenther <rguenther@suse.de>
5752 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5753 uninitialized aggregate uses in call arguments.
5755 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5757 PR tree-optimization/38984
5758 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5759 the nothing_id variable if -fno-delete-null-pointer-checks.
5761 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5765 (set_got_offset_rex64): Ditto.
5767 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5770 * doc/extend.texi: Improve local variable with asm reg.
5772 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5774 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5775 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5776 was not supplied then set warn_packed_bitfield_compat to the
5778 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5781 2009-01-27 Richard Guenther <rguenther@suse.de>
5783 PR tree-optimization/38503
5784 * cfgexpand.c (expand_gimple_basic_block): Ignore
5785 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5786 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5787 variables that cannot have TBAA applied.
5788 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5791 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5794 * calls.c (initialize_argument_information): Do not wrap complex
5795 arguments in SAVE_EXPR.
5797 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5799 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5800 (INSTALL_LIBGCC): Revert typo commit.
5802 2009-01-26 Richard Guenther <rguenther@suse.de>
5804 PR tree-optimization/38745
5805 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5806 from special handling.
5808 2009-01-26 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/38745
5811 * tree-ssa.c (execute_update_addresses_taken): Do not include
5812 variables that cannot possibly be a register in not_reg_needs.
5813 Do not clear TREE_ADDRESSABLE on vars that may not become
5815 * tree-ssa.c (update_alias_info_1): Include those in the set
5816 of addressable vars.
5818 2009-01-26 Richard Guenther <rguenther@suse.de>
5821 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5822 * tree-ssa-dse.c: Include langhooks.h
5823 (execute_simple_dse): Remove stores with zero size.
5825 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5828 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5831 2009-01-24 Julian Brown <julian@codesourcery.com>
5833 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5834 config/arm/linux-atomic.c.
5835 * config/arm/linux-atomic.c: New.
5837 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5839 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5840 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5841 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5843 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5846 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5849 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5851 PR tree-optimization/38953
5852 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5853 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5854 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5855 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5858 2009-01-24 Paul Brook <paul@codesourcery.com>
5860 * config/arm/neon.md (neon_type): Move to arm.md.
5861 (neon_mov<VSTRUCT>): Add neon_type attribute.
5862 * config/arm/arm.md (neon_type): Move to here.
5863 (conds): Add "unconditioal" and use as default for NEON insns.
5865 2009-01-24 Ben Elliston <bje@au.ibm.com>
5867 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5868 void *' warning from -Wc++-compat.
5869 * Makefile.in (dominance.o-warn): Remove.
5871 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5873 PR tree-optimization/38932
5874 * fold-const.c (fold_unary_ignore_overflow): New.
5875 * tree.h (fold_unary_ignore_overflow): Declare.
5876 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5877 * tree-ssa-sccvn.c (visit_reference_op_load,
5878 simplify_unary_expression): Likewise.
5880 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5882 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5883 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5884 regardless of their type.
5885 * c-common.c (handle_packed_attribute): Don't ignore packed on
5887 * c.opt (Wpacked-bitfield-compat): New warning option.
5888 * stor-layout.c (place_field): Warn if offset of a field changed.
5889 * doc/extend.texi (packed): Mention the ABI change.
5890 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5891 (Warning Options): Add it to the list.
5893 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5895 * c-opts.c (c_common_post_options): Fix a typo in comments.
5897 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5900 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5901 variables to static.
5902 * doc/invoke.texi (-fmerge-all-constants): Update description.
5904 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5907 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5908 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5910 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5912 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5914 (LOCAL_ALIGNMENT): Similarly.
5916 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5917 Joseph Myers <joseph@codesourcery.com>
5919 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5920 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5921 * config/arm/arm-tune.md: Regenerate.
5922 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5925 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5927 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5928 version number to five.
5930 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5933 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5934 * c-common.c (set_underlying_type): Likewise.
5935 (is_typedef_decl ): Likewise
5937 (set_underlying_type): Likewise.
5938 (is_typedef_type): Likewise.
5940 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5943 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5946 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5949 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5950 (LIBGCC_SPEC): Don't define.
5951 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5953 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5955 PR rtl-optimization/38879
5956 * alias.c (base_alias_check): Unaligned access via AND address can
5957 alias all surrounding object types except those with sizes equal
5958 or wider than the size of unaligned access.
5960 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5963 * c-decl.c (clone_underlying_type): Move this ...
5964 * c-common.c (set_underlying_type): ... here.
5965 Also, make sure the function properly sets TYPE_STUB_DECL() on
5966 the newly created typedef variant type.
5967 (is_typedef_decl ): New entry point.
5968 * tree.h: Added a new member member_types_needing_access_check to
5969 struct tree_decl_non_common.
5970 (set_underlying_type): New entry point.
5971 (is_typedef_type): Likewise.
5973 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5975 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5976 Check whether two instructions have memory references that
5977 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5978 are helper functions for traversing.
5979 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5980 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5981 not to draw dependency edge for instructions with non-conflicting
5984 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5987 * longlong.h: Update copyright years. Use soft-fp license notice.
5988 Sync __clz_tab declaration with glibc.
5990 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5993 * doc/extend.texi (syscall_linkage): New.
5994 (version_id): Modify.
5996 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5997 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/38747
6000 PR tree-optimization/38748
6001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6002 conversion if the base address is an indirect reference and the
6003 aliasing sets could cause issues.
6005 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6007 * common.opt (fgraphite, fgraphite-identity): Add comment for
6008 explaining why these options are not documented.
6010 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6012 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6013 gimple_call_lhs is NULL.
6015 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6018 * emit-rtl.c (adjust_address_1): Make sure memref is never
6021 2009-01-20 Ben Elliston <bje@au.ibm.com>
6023 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6024 const qualifier from arg parameter. Remove unnecessary cast to char *.
6025 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6026 const qualifier from arg 2.
6028 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6030 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6032 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6035 * rtl.h (reinit_regs): New prototype.
6036 * regclass.c: Include ira.h.
6038 * Makefile.in (regclass.o): Add ira.h.
6039 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6041 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6044 * c-common.c (handle_aligned_attribute): Use
6045 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6046 default alignment value.
6048 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6050 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6051 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6053 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6054 __BIGGEST_ALIGNMENT__.
6056 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6058 2009-01-18 Richard Guenther <rguenther@suse.de>
6060 PR tree-optimization/38819
6061 * tree-flow.h (operation_could_trap_helper_p): Declare.
6062 * tree-eh.c (operation_could_trap_helper_p): Export.
6063 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6064 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6065 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6066 are about to insert a possibly trapping instruction and fail
6069 2009-01-18 Andreas Schwab <schwab@suse.de>
6071 * doc/install.texi (Configuration): Remove obsolete paragraph
6072 about use of --with-gnu-ld with --with-gnu-as.
6074 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6076 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6077 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6078 Follow spelling conventions.
6080 2009-01-18 Ben Elliston <bje@au.ibm.com>
6082 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6083 C++ warning about implicit conversion from void * to struct
6085 (bitmap_obstack_free): Likewise for bitmap_element *.
6086 * Makefile.in (bitmap.o-warn): Remove.
6088 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6090 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6092 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6093 Tobias Grosser <tobi.grosser@amd.com>
6095 * graphite.c (graphite_trans_scop_block): Do not block single
6098 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6100 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6101 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6102 test with assertion.
6104 2009-01-16 Richard Guenther <rguenther@suse.de>
6106 PR tree-optimization/38835
6108 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6109 and INT + PTR -> (INT)(PTR p+ INT) folding.
6110 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6112 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6115 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6116 the subreg from a lowpart subreg if it is also casting the value.
6118 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6119 Tobias Grosser <tobi.grosser@amd.com>
6121 * graphite.c (compare_prefix_loops): New.
6122 (build_scop_canonical_schedules): Rewritten.
6123 (graphite_transform_loops): Move build_scop_canonical_schedules
6124 after build_scop_iteration_domain.
6126 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6127 Tobias Grosser <tobi.grosser@amd.com>
6129 * graphite.c (add_conditions_to_domain): Add the loops to
6130 the dimension of the iteration domain. Do copy the domain
6131 only when it exists.
6132 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6133 (add_conditions_to_constraints): New.
6134 (can_generate_code_stmt, can_generate_code): Removed.
6135 (gloog): Do not call can_generate_code.
6136 (graphite_transform_loops): Call add_conditions_to_constraints
6137 after building the iteration domain.
6139 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6141 PR tree-optimization/38789
6142 * tree-ssa-threadedge.c
6143 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6144 __builtin_constant_p.
6146 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6148 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6149 examined before deleting them.
6151 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6153 * function.c (aggregate_value_p): Correctly extract the function
6154 type from CALL_EXPR_FN lookup.
6156 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6158 * config/picochip/picochip.c (picochip_override_options): Revert
6159 CFI asm flag disable commited previously.
6161 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6162 Tobias Grosser <tobi.grosser@amd.com>
6163 Jan Sjodin <jan.sjodin@amd.com>
6165 * graphite.c (scan_tree_for_params): On substractions negate
6166 all the coefficients of the term.
6167 (clast_to_gcc_expression_red): New. Handle reduction expressions
6168 of more than two operands.
6169 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6170 (get_vdef_before_scop): Handle also the case of default definitions.
6172 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6174 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6175 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6176 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6178 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6179 Joey Ye <joey.ye@intel.com>
6182 * cfgexpand.c (expand_stack_alignment): Don't update stack
6183 boundary nor check incoming stack boundary here.
6184 (gimple_expand_cfg): Update stack boundary and check incoming
6185 stack boundary here.
6187 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6189 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6191 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6193 PR rtl-optimization/38245
6194 * calls.c (expand_call): Add stack arguments to
6195 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6196 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6197 in regs and partially in memory or BLKmode arguments.
6198 (emit_library_call_value_1): Add stack arguments to
6199 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6200 ACCUMULATE_OUTGOING_ARGS).
6201 * dce.c: Include tm_p.h.
6202 (find_call_stack_args): New function.
6203 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6205 (mark_insn): Call find_call_stack_args for CALL_Ps.
6206 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6207 forwards. Allocate and free arg_stores bitmap if needed, pass it
6208 down to deletable_insn_p, don't mark stores set in arg_stores
6209 bitmap, clear the bitmap at the beginning of each bb.
6210 * Makefile.in (dce.o): Depend on $(TM_P_H).
6212 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6215 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6216 to make sure the insn is a conditional test (bug 22599). Reformat a
6219 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6222 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6223 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6224 (gloog): Do not call cleanup_tree_cfg.
6225 (graphite_transform_loops): Call cleanup_tree_cfg after all
6226 scops have been code generated.
6228 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6229 * doc/gty.texi (Invoking the garbage collector): Added new node
6230 and section documenting ggc_collect.
6232 2009-01-14 Richard Guenther <rguenther@suse.de>
6234 PR tree-optimization/38826
6236 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6237 initialization notes only if we actually emitted a warning.
6238 (intra_create_variable_infos): Add constraints for a result decl
6239 that is passed by hidden reference.
6240 (build_pred_graph): Mark all related variables non-direct on
6243 2009-01-14 Nick Clifton <nickc@redhat.com>
6245 * ira-conflicts.c: Include addresses.h for the definition of
6247 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6248 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6250 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6253 * Makefile.in (ira-lives.o): Add except.h.
6255 * ira-lives.c: Include except.h.
6256 (process_bb_node_lives): Process can_throw_internal.
6258 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6260 PR rtl-optimization/38774
6261 * combine.c (simplify_set): When undoing cc_use change, don't do
6262 PUT_CODE on the newly created comparison, but instead put back the
6265 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6267 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6268 values. Remove duplicate arm8 entry.
6270 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6272 PR tree-optimization/38786
6273 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6274 the SSA_NAME case of expand_scalar_variables_expr.
6275 Set the type of an expression to the type of its assign statement.
6276 (expand_scalar_variables_expr): Also gather the scalar computation
6277 used to index the memory access. Do not pass loop_p.
6278 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6279 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6280 the gimple_stmt_iterator where it inserts new code.
6282 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6283 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6285 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6287 * graphite.h (debug_value): Removed.
6288 * graphite.c (debug_value): Removed.
6290 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6292 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6293 ldrd/strd with two 32-bit instructions.
6295 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6297 * config/arm/arm.c (struct processors): Pass for speed down into
6298 cost helper functions.
6299 (const_ok_for_op): Handle COMPARE and inequality nodes.
6300 (arm_rtx_costs_1): Rewrite.
6301 (arm_size_rtx_costs): Update prototype.
6302 (arm_rtx_costs): Pass speed down to helper functions.
6303 (arm_slowmul_rtx_costs): Rework cost calculations.
6304 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6305 (arm_9e_rtx_costs): Likewise.
6307 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6309 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6310 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6311 (alpha_legitimize_address): Do not split local symbols wider than
6312 UNITS_PER_WORD into HIGH/LO_SUM parts.
6314 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6317 * gcc.c (process_command): Replace call to execvp with calls
6318 to pex_one and exit.
6320 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6323 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6324 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6325 variant for devices with 3-byte PC.
6326 (__tablejump_elpm__): New.
6328 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6331 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6332 offsetof member-designator, handle it as `[0].'.
6334 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6336 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6337 function when not using named sections on targets with named sections
6338 if branch distance is less than 262132.
6340 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6342 * combine.c (combine_instructions): Recompute
6343 optimize_this_for_speed_p for each BB in the main combine loop.
6345 2009-01-12 Tomas Bily <tbily@suse.cz>
6348 * tree-loop-distribution.c (prop_phis): New function.
6349 (generate_builtin): Call prop_phis.
6350 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6352 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6354 PR tree-optimization/38807
6355 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6356 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6358 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6360 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6361 subreg of op0 to the original op0.
6363 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6365 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6367 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6370 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6371 starting with digits.
6373 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6376 * config/arm/arm.c (arm_is_long_call_p): Don't call
6377 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6379 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6381 * regrename.c (regrename_optimize): Fix dumping.
6382 (find_oldest_value_reg): Preserve REG_POINTER.
6383 (copy_hardreg_forward_1): Likewise.
6385 2009-01-09 Diego Novillo <dnovillo@google.com>
6387 * gimple.h (struct gimple_statement_base) <uid>: Document
6388 the restrictions on its use.
6390 (gimple_set_uid): Tidy.
6392 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6394 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6395 zero guard even if align_bytes != 0 and count is smaller than
6398 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6400 PR rtl-optimization/38495
6401 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6402 (add_range_and_copies_from_move_list): Print all added ranges.
6403 Add ranges to memory optimized destination.
6405 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6409 * config/i386/i386.c (override_options): Reject
6410 -mstringop-strategy=rep_8byte with -m32.
6411 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6412 to 1. Do count comparison against epilogue_size_needed at compile
6413 time even when count_exp was constant forced into register. For
6414 size_needed don't jump to epilogue, instead just avoid aligning
6415 and invoke the body algorithm. If need_zero_guard, add zero guard
6416 even if count is non-zero, but smaller than size_needed + number of
6417 bytes that could be stored for alignment.
6418 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6419 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6420 but smaller than size_needed + number of bytes that could be stored
6421 for alignment. Compare size_needed with epilogue_size_needed instead
6422 of desired_align - align, don't adjust size_needed, pass
6423 epilogue_size_needed to the epilogue expanders.
6426 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6428 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6430 * pa.c (last_address): Change to unsigned.
6431 (update_total_code_bytes): Change argument to unsigned. Don't
6432 check if insn addresses are set.
6433 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6434 addresses are not set.
6435 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6437 2009-01-09 Nick Clifton <nickc@redhat.com>
6439 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6440 DECL_DECLARED_INLINE_P.
6442 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6445 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6446 GET_MODE (op0) in operand_subword_force calls.
6449 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6450 fold_convert arg0 operands to TREE_TYPE (op0) first.
6452 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6454 * params.def (ira-max-conflict-table-size): Decrease default value
6457 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6459 PR tree-optimization/37031
6460 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6462 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6463 allocate it using gc instead of heap, use VEC_quick_push instead of
6465 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6466 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6467 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6468 allocated vector from heap allocated.
6469 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6470 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6471 vector only after perfect_loop_nest_depth call.
6473 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6474 Jan Sjodin <jan.sjodin@amd.com>
6476 PR tree-optimization/38559
6477 * graphite.c (debug_value, copy_constraint,
6478 swap_constraint_variables, scale_constraint_variable, ): New.
6479 (get_lower_bound, get_upper_bound): Removed.
6480 (graphite_trans_bb_strip_mine): Clean up this code that works
6481 only for constant number of iterations. Fully copy upper and
6482 lower bound constraints, not only the constant part of them.
6483 * graphite.h (debug_value): Declared.
6485 2009-01-08 Ira Rosen <irar@il.ibm.com>
6487 PR tree-optimization/37194
6488 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6489 Don't add the cost of cost model guard in prologue to scalar
6490 outside cost in case of known number of iterations.
6492 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6493 Alan Modra <amodra@bigpond.net.au>
6495 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6496 non-word-aligned REG+CONST addressing.
6498 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6501 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6502 free_after_compilation when outputting a thunk.
6503 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6504 Do not call free_after_compilation here.
6506 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6509 (ix86_valid_target_attribute_inner_p): Ditto.
6511 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6513 PR tree-optimization/38492
6514 PR tree-optimization/38498
6515 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6516 * tree-chrec.h (scev_is_linear_expression): Declared.
6517 * graphite.c (graphite_cannot_represent_loop_niter): New.
6518 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6519 (graphite_loop_normal_form): Use gcc_assert.
6520 (scan_tree_for_params): Use CASE_CONVERT.
6521 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6522 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6523 Use gcc_assert. Discard scops that contain unhandled cases.
6524 (build_scop_conditions): Return a boolean status for unhandled cases.
6525 (strip_mine_profitable_p): Print the loop number, not its depth.
6526 (is_interchange_valid): Pass the depth of the loop nest, don't
6527 recompute it wrongly.
6528 (graphite_trans_bb_block): Same.
6529 (graphite_trans_bb_block): Print tentative of loop blocking.
6530 (graphite_trans_scop_block): Do not print that the loop has been
6532 (graphite_transform_loops): Do not handle scops that contain condition
6535 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6537 AVX Programming Reference (December, 2008)
6538 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6539 (_mm256_stream_pd): Likewise.
6540 (_mm256_stream_ps): Likewise.
6542 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6543 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6544 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6545 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6546 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6547 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6548 (ix86_expand_special_args_builtin): Likewise.
6550 * config/i386/sse.md (AVXMODEDI): New.
6551 (avx_movnt<mode>): Likewise.
6552 (avx_movnt<mode>): Likewise.
6553 (<sse>_movnt<mode>): Remove AVX support.
6554 (sse2_movntv2di): Likewise.
6556 2009-01-07 Richard Guenther <rguenther@suse.de>
6559 * fold-const.c (extract_muldiv): Remove obsolete comment.
6560 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6561 to PLUS_EXPR canonicalization for the canonicalization.
6563 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6565 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6566 hosted cross-compilers generating less efficient code.
6568 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6570 * function.h (rtl_data): Add a dbr_scheduled_p field.
6571 * reorg.c (dbr_schedule): Set it.
6572 (gate_handle_delay_slots): Check it.
6573 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6574 (mips_reorg): Check flag_delayed_branch instead of
6575 mips_base_delayed_branch.
6576 (mips_override_options): Don't set mips_base_delayed_branch
6577 or flag_delayed_branch.
6579 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6581 PR rtl-optimization/38426.
6582 * ira.c (ira): Set current_function_is_leaf earlier.
6584 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6586 PR rtl-optimization/38722
6587 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6588 too early, only set a flag and modify after last possible
6591 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6594 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6595 * real.c (decimal_single_format): Correct values of emin and emax.
6596 (decimal_double_format): Ditto.
6597 (decimal_quad_format): Ditto.
6598 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6599 computation of DECnn_MIN and DECnn_MAX for corrected values of
6600 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6601 __DECnn_MIN__, and adjust its computation for the corrected value
6604 2009-01-06 Jan Hubicka <jh@suse.cz>
6607 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6609 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6611 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6612 Add Robert Clark to the list of testers.
6614 2009-01-06 Jan Hubicka <jh@suse.cz>
6615 Kai Tietz <kai.tietz@onevision.com>
6617 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6618 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6620 2009-01-06 Jan Hubicka <jh@suse.cz>
6621 Kai Tietz <kai.tietz@onevision.com>
6623 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6625 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6626 (ix86_nsaved_regs): Count only general purpose regs.
6627 (ix86_nsaved_sseregs): New.
6628 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6629 to 16 for w64; compute padding and size of sse reg save area.
6630 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6631 general purpose regs.
6632 (ix86_emit_save_sse_regs_using_mov): New.
6633 (ix86_expand_prologue): Save SSE regs if needed.
6634 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6635 (ix86_emit_restore_sse_regs_using_mov): New.
6636 (ix86_expand_epilogue): Save SSE regs if needed.
6638 2009-01-06 Jan Hubicka <jh@suse.cz>
6639 Kai Tietz <kai.tietz@onevision.com>
6641 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6642 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6643 functions when accumulate outgoing args is off.
6645 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6648 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6649 before using pseudos_have_intersected_live_ranges_p.
6651 * ira-int.h (ira_assert): Always define.
6653 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6655 AVX Programming Reference (December, 2008)
6656 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6657 (_mm256_permute2_pd): Likewise.
6658 (_mm_permute2_ps): Likewise.
6659 (_mm256_permute2_ps): Likewise.
6660 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6661 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6663 * config/i386/i386.c (ix86_builtins): Remove
6664 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6665 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6666 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6667 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6668 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6669 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6670 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6671 __builtin_ia32_vpermil2ps256.
6672 (ix86_init_mmx_sse_builtins): Updated.
6673 (ix86_expand_args_builtin): Likewise.
6675 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6677 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6678 long absolute calls when generating PA 2.0 code.
6680 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6682 PR rtl-optimization/38583
6683 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6685 * params.def (ira-max-conflict-table-size): New.
6687 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6689 * ira.h (ira_conflicts_p): New external definition.
6691 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6692 table. Report this. Return result of building.
6693 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6694 building conflict table.
6696 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6697 (ira_color): Use ira_conflicts_p.
6699 * global.c: Include ira.h.
6700 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6703 * Makefile.in (global.o): Add ira.h.
6705 * ira-build.c (mark_all_loops_for_removal,
6706 propagate_some_info_from_allocno): New.
6707 (remove_unnecessary_allocnos): Call
6708 propagate_some_info_from_allocno.
6709 (remove_low_level_allocnos): New.
6710 (remove_unnecessary_regions): Add parameter. Call
6711 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6712 parameter to remove_unnecessary_regions.
6713 (ira_build): Remove all regions but root if the conflict table was
6714 not built. Update conflict hard regs for allocnos crossing calls.
6716 * ira.c (ira_conflicts_p): New global.
6717 (ira): Define and use ira_conflicts_p.
6719 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6720 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6721 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6723 2009-01-06 Ben Elliston <bje@au.ibm.com>
6725 * gengtype-lex.l (YY_NO_INPUT): Define.
6727 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6730 * c-common.c (handle_vector_size_attribute): Also reject
6733 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6735 PR tree-optimization/38492
6736 * graphite.c (rename_map_elt, debug_rename_elt,
6737 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6738 rename_map_elt_info, eq_rename_map_elts,
6739 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6740 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6741 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6742 (sese_build_livein_liveouts): New.
6743 (new_sese, free_sese): New.
6744 (new_scop): Call new_sese.
6745 (free_scop): Call free_sese.
6746 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6747 (register_old_new_names): Renamed register_old_and_new_names.
6748 (register_scop_liveout_renames, add_loop_exit_phis,
6749 insert_loop_close_phis, struct igp,
6750 default_liveout_before_guard, add_guard_exit_phis,
6751 insert_guard_phis, copy_renames): New.
6752 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6753 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6754 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6755 (scop_adjust_phis_for_liveouts): New.
6756 (gloog): Call scop_adjust_phis_for_liveouts.
6758 * graphite.h (struct sese): Documented. Added fields liveout,
6760 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6761 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6762 (struct scop): Added field liveout_renames.
6763 (SCOP_LIVEOUT_RENAMES): New.
6765 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6767 PR tree-optimization/38510
6768 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6769 (translate_clast): Call recompute_all_dominators before
6771 (gloog): Call recompute_all_dominators before graphite_verify.
6773 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6774 Jan Sjodin <jan.sjodin@amd.com>
6776 PR tree-optimization/38500
6777 * graphite.c (create_sese_edges): Call fix_loop_structure after
6780 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6782 * config.gcc: Add m32r*-*-rtems*.
6783 * config/m32r/rtems.h: New file.
6785 2009-01-05 Ben Elliston <bje@au.ibm.com>
6787 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6788 (.po.pox): Likewise.
6789 (po/gcc.pot): Likewise.
6791 2009-01-04 David S. Miller <davem@davemloft.net>
6793 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6794 (STARTING_FRAME_OFFSET): Always set to zero.
6796 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6798 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6799 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6800 fixed-point types, and vectors of the same.
6802 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6804 * config/mips/sync.md (*mb_barrier): Rename to...
6805 (*memory_barrier): ...this.
6807 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6809 * doc/extend.texi (Function Attributes): Move @cindex after @item
6810 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6811 and put in alphabetical order. Fix 'target' name and put in order.
6812 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6815 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6817 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6818 (memory_barrier): Expand as unspec instead of unspec_volatile.
6819 Remove mem:BLK from insn operands. Use Pmode scratch register.
6820 (*memory_barrier): Define as unspec instead of unspec_volatile.
6821 Use (match_dup 0) as input operand.
6823 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6824 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6825 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6826 scratch register. Remove operand 1.
6827 (*stbar): Define as unspec instead of unspec_volatile.
6828 Use (match_dup 0) as input operand, remove (const_int 8).
6829 (*membar): Define as unspec instead of unspec_volatile.
6830 Use (match_dup 0) as input operand, remove input operand 2.
6832 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6833 (memory_barrier): Expand as unspec instead of unspec_volatile.
6834 Remove mem:BLK from insn operands. Use Pmode scratch register.
6835 (*memory_barrier): Define as unspec instead of unspec_volatile.
6836 Use (match_dup 0) as input operand.
6838 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6839 Remove mem:BLK from insn operands. Use Pmode scratch register.
6840 Set volatile flag on operand 0.
6841 (*memory_barrier): New insn pattern.
6843 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6845 (*memory_barrier): Use (match_dup 0) as input operand.
6847 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6848 Remove mem:BLK from insn operands. Use Pmode scratch register.
6849 Set volatile flag on operand 0.
6850 (*mb_internal): New insn pattern.
6852 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6854 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6857 * function.c (struct temp_slot): Move to the section of the file
6858 that deals with temp slots. Remove field 'address'.
6859 (temp_slot_address_table): New hash table of address -> temp slot.
6860 (struct temp_slot_address_entry): New struct, items for the table.
6861 (temp_slot_address_compute_hash, temp_slot_address_hash,
6862 temp_slot_address_eq, insert_temp_slot_address): Support functions
6864 (find_temp_slot_from_address): Rewrite to use the new hash table.
6865 (remove_unused_temp_slot_addresses): Remove addresses of temp
6866 slots that have been made available.
6867 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6868 worker function for remove_unused_temp_slot_addresses.
6869 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6870 Add the temp slot address to the address -> temp slot map.
6871 (update_temp_slot_address): Update via insert_temp_slot_address.
6872 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6873 (pop_temp_slots): Likewise.
6874 (init_temp_slots): Allocate the address -> temp slot map, or empty
6875 the map if it is already allocated.
6876 (prepare_function_start): Initialize temp slot processing.
6878 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6881 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6882 Calculate the size of all stack vars assuming no packing of stack
6883 vars will happen, replacing a quadratic algorithm with a linear one.
6885 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6888 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6891 2009-01-03 Diego Novillo <dnovillo@google.com>
6893 * doc/contrib.texi: Update contributions.
6895 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6898 * builtins.c (fold_builtin_memory_op): Give up if either operand
6899 is volatile. Set srctype or desttype to non-qualified version
6903 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6906 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6908 PR rtl-optimization/35805
6909 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6910 problem if fast dce is able to remove any instructions.
6911 * dce.c (dce_process_block): Fix dump message.
6913 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6916 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6918 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6921 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6922 * tree-pretty-print.c (op_code_prio): New function.
6923 (op_prio): No longer static. Use op_code_prio.
6924 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6925 Use op_prio and op_code_prio to determine if () should be
6926 printed around operand(s) or not.
6928 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6929 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6930 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6931 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6932 pp_character instead of pp_string for single letter printing.
6934 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6936 * doc/extend.texi: Fix '#pragma GCC option' typo.
6938 2009-01-02 Richard Guenther <rguenther@suse.de>
6940 * doc/install.texi (--enable-checking): Mention different
6942 (--enable-stage1-checking): Document.
6944 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6947 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6948 case to be an error.
6950 2009-01-02 Ben Elliston <bje@au.ibm.com>
6952 * config/fp-bit.h (pack_d): Constify argument.
6953 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6954 (isnan): Constify argument.
6958 (_fpadd_parts): Constify return type.
6959 (_fpmul_parts): Likewise.
6960 (_fpdiv_parts): Likewise.
6962 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6965 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6966 warn about overwriting initializer with side-effects or
6967 -Woverride-init if !IMPLICIT.
6968 (output_init_element): Likewise. Pass IMPLICIT down to
6970 (process_init_element): Add IMPLICIT argument. Pass it down
6971 to output_init_element.
6972 (push_init_element, pop_init_level, set_designator): Adjust
6973 process_init_element callers.
6974 (set_nonincremental_init, set_nonincremental_init_from_string):
6975 Adjust add_pending_init callers.
6976 (output_pending_init_elements): Adjust output_init_element callers.
6977 * c-tree.h (process_init_element): Adjust prototype.
6978 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6979 process_init_element callers.