1 2009-04-16 Richard Guenther <rguenther@suse.de>
4 * tree-cfg.c (make_blocks): Split statements with to-be
5 abnormal SSA names on the lhs.
7 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
9 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11 * c-typeck.c (really_start_incremental_init): Likewise.
12 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13 (TARGET_INITIALIZER): Remove it.
14 * target.h (struct target): Remove vector_opaque_p.
15 * tree.c (build_opaque_vector_type): New.
16 * tree.h (TYPE_VECTOR_OPAQUE): New.
17 (build_opaque_vector_type): Declare.
18 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19 * config/rs6000/rs6000.c (build_opaque_vector_type,
20 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21 (rs6000_init_builtins): Use build_opaque_vector_type for
22 opaque_V4SI_type_node.
24 2009-04-15 Catherine Moore <clm@codesourcery.com>
26 * debug.h (set_name): Declare.
27 * dwarf2out.c (dwarf2out_set_name): Declare.
28 (dwarf2_debug_hooks): Add set_name.
29 (find_AT_string): New.
30 (add_AT_string): Call find_AT_string.
31 (dwarf2out_set_name): New.
32 * cp/decl.c (grokdeclarator): Call set_name.
33 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
34 * debug.c (do_nothing_debug_hooks): Likewise.
35 * dbxout.c (dbx_debug_hooks): Likewise.
36 * sdbout.c (sdb_debug_hooks): Likewise.
38 2009-04-15 Michael Eager <eager@eagercon.com>
40 * config/rs6000/rs6000.c: rs6000_function_value: set function return
41 reg for single-precision FPU
42 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
43 (movsi_internal1_single): New: add pattern to move SI values to/from
44 single-precision FP regs.
46 2009-04-15 Richard Guenther <rguenther@suse.de>
48 * omp-low.c (lower_rec_input_clauses): Build correct address
50 (expand_omp_for_generic): Fix multiplication type.
51 * tree-loop-distribution.c (build_size_arg): Build a
53 (generate_memset_zero): Fix types.
54 * tree-profile.c (prepare_instrumented_value): Correctly
57 2009-04-15 Ian Lance Taylor <iant@google.com>
59 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
60 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
61 for -Wall and for -Wc++-compat.
62 (c_common_post_options): For C++, set warn_enum_compare if not
64 * c-tree.h (struct c_expr): Add field original_type.
65 (build_external_ref): Update declaration.
66 * c-parser.c (c_parser_braced_init): Set original_type.
67 (c_parser_initelt): Likewise.
68 (c_parser_expr_no_commas): Likewise.
69 (c_parser_conditional_expression): Likewise.
70 (c_parser_cast_expression): Likewise.
71 (c_parser_unary_expression): Likewise. Pull setting of
72 original_code to top of function.
73 (c_parser_sizeof_expression): Set original_type.
74 (c_parser_alignof_expression): Likewise.
75 (c_parser_postfix_expression): Likewise. Pull setting of
76 original_code to top of function.
77 (c_parser_postfix_expression_after_paren_type): Set
79 (c_parser_postfix_expression_after_primary): Likewise.
80 (c_parser_expression): Likewise.
81 * c-typeck.c (build_external_ref): Add type parameter. Change all
83 (c_expr_sizeof_expr): Set original_type field.
84 (parser_build_unary_op): Likewise.
85 (parser_build_binary_op): Likewise. Optionally warn about
86 comparisons of enums of different types.
87 (digest_init): Set original_type field.
88 (really_start_incremental_init): Likewise.
89 (push_init_level, pop_init_level): Likewise.
90 * doc/invoke.texi (Warning Options): -Wenum-compare now
93 2009-04-15 Richard Guenther <rguenther@suse.de>
95 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
96 out a necessary conversion.
97 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
98 names we didn't value number.
99 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
101 2009-04-15 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/39764
104 * tree-ssa-ccp.c (get_value): Canonicalize value with
105 canonicalize_float_value.
107 2009-04-15 Jan Hubicka <jh@suse.cz>
109 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
110 Wrong version of patch.
112 2009-04-15 Jan Hubicka <jh@suse.cz>
114 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
116 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
118 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
119 our distinct integral and vector types.
121 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
123 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
124 * init.c (build_vtbl_address): Remove call to assemble_external.
126 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
128 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
129 output for other floating point modes.
131 2009-04-14 Diego Novillo <dnovillo@google.com>
133 * diagnostic.c (diagnostic_report_diagnostic): Do not
134 warn about loaded plugins for DK_ERROR and DK_WARNING.
135 * c-decl.c (declspecs_add_type): Move call to
136 invoke_plugin_callbacks ...
137 * c-parser.c (c_parser_declspecs): ... here.
138 * plugin.c (dump_active_plugins): Tidy output.
140 2009-04-14 Diego Novillo <dnovillo@google.com>
141 Le-Chun Wu <lcwu@google.com>
143 * configure.ac: Add --enable-plugin support.
144 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
145 * Makefile.in (PLUGIN_H): Define.
146 Export ENABLE_PLUGIN and GMPINC to site.exp.
147 Add PLUGINLIBS to link command.
148 Add/modify dependencies for plugin.o and files including plugin.h.
150 * config.in: Regenerate.
152 * opts.c (common_handle_option): Handle OPT_fplugin_ and
155 2009-04-14 Le-Chun Wu <lcwu@google.com>
157 * tree-pass.h (register_one_dump_file): Add a prototype for
158 register_one_dump_file.
159 * toplev.c (compile_file): Call initialize_plugins.
160 (do_compile): Call invoke_plugin_callbacks.
161 (toplev_main): Call invoke_plugin_callbacks.
162 * common.opt: Add -fplugin= and -fplugin-arg-.
163 * gcc-plugin.h: New public header file for plugins to include.
164 * plugin.c: New source file.
165 * plugin.h: New internal header file.
166 * passes.c (register_one_dump_file): Make it external.
168 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
170 2009-04-14 Diego Novillo <dnovillo@google.com>
172 * doc/plugins.texi: New.
173 * doc/gccint.texi: Add reference to Plugins chapter.
174 * doc/invoke.texi: Document -fplugin and -fplugin-arg
175 * diagnostic.c (diagnostic_report_diagnostic): Warn about
176 loaded plugins, if any.
177 * timevar.def (TV_PLUGIN_INIT): Define.
178 (TV_PLUGIN_RUN): Define.
179 * plugin.c: Include timevar.h
180 (plugins_active_p): New.
181 (dump_active_plugins): New.
182 (debug_active_plugins): New.
184 2009-04-14 Joseph Myers <joseph@codesourcery.com>
186 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
188 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
190 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
192 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
193 the same as a minus without a shift.
195 2009-04-14 Nick Clifton <nickc@redhat.com>
197 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
198 comparisons with small integers will always produce a short
201 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
205 2008-12-19 Diego Novillo <dnovillo@google.com>
207 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
209 2000-04-14 Richard Guenther <rguenther@suse.de>
211 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
213 (verify_gimple_assign_binary): Likewise. Handle shifts and
215 (verify_gimple_phi): Print the mismatched argument position.
216 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
218 (vect_update_init_of_dr): Likewise.
219 * matrix-reorg.c (transform_access_sites): Do what the
221 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
223 2009-04-13 Michael Eager <eager@eagercon.com>
225 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
226 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
227 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
228 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
229 remove duplicate config
231 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
233 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
234 file_name:line_number type locator of the call site.
236 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
238 * genautomata.c: Put blank after comma.
239 (automaton_decls): New.
240 (struct unit_usage): Add comments to member next.
241 (store_alt_unit_usage): Keep the list ordered.
242 (unit_present_on_list_p, equal_alternatives_p): New.
243 (check_regexp_units_distribution): Check units distribution
244 correctness correctly.
245 (main): Don't write automata if error is found. Return correct
248 * config/m68k/cf.md (cfv4_ds): Remove.
249 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
250 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
252 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
253 power4-load-ext, power4-store, power4-store-update,
254 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
255 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
256 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
257 power4-sqrt, power4-isync): Modify reservation to make correct
258 unit distribution to automata.
260 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
261 power5-store-update, power5-two, power5-three, power5-lmul,
262 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
264 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
266 * except.c (pass_set_nothrow_function_flags): Set name and add
268 (set_nothrow_function_flags): Mention in the dump file when
269 changing a function to nothrow.
271 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
274 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
275 instead of unsigned long.
277 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
279 * config/arm/arm.c (return_used_this_function): Remove.
280 (arm_output_function_prologue): Remove use of
281 return_used_this_function.
282 (output_return_instruction): Replace use of
283 return_used_this_function
284 by cfun->machine->return_used_this_function.
285 (arm_output_epilogue): Likewise.
286 (arm_output_function_epilogue): Likewise.
287 (thumb_unexpanded_epilogue): Likewise.
288 * config/arm/arm.h (struct machine_function):
289 New member return_used_this_function.
291 2009-04-12 Mark Mitchell <mark@codesourcery.com>
293 * doc/install.texi: Correct description of default directory for
294 --with-gxx-include-dir.
296 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
298 * fold-const.c (build_range_check): Properly deal with enumeral and
301 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
303 * doc/invoke.texi (max_gcse_passes): Remove documentation.
304 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
305 * params.h (MAX_GCSE_PASSES): Remove.
306 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
307 in sequence. Remove ability to run multiple passes.
308 (bypass_jumps): Report run as third CPROP pass.
310 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
313 * except.c (can_throw_external): Look at each insn in a SEQUENCE
314 when deciding whether the whole SEQUENCE can throw.
316 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
319 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
320 offseted label references.
322 2009-04-11 Jan Hubicka <jh@suse.cz>
324 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
326 2009-04-11 Richard Guenther <rguenther@suse.de>
329 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
330 return variables as TREE_ADDRESSABLE.
332 2009-04-11 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/39713
335 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
336 reference trees have SSA_NAME operands.
338 2009-04-11 Richard Guenther <rguenther@suse.de>
341 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
344 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
346 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
347 match changes in Cygwin 1.7
348 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
349 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
351 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
353 PR tree-optimization/39701
354 * doc/invoke.texi (Optimization Options): Document change in
355 meaning and initialization of -fdelete-null-pointer-checks.
357 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
360 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
362 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
365 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
367 2009-04-10 Chao-ying Fu <fu@mips.com>
369 * doc/tm.texi (Instruction Output): Document
370 TARGET_ASM_FINAL_POSTSCAN_INSN.
371 * target.h (final_postscan_insn): New field in asm_out.
372 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
373 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
374 * final.c (final_scan_insn): Call
375 targetm.asm_out.final_postscan_insn after outputting
376 an asm macro and a normal instruction.
378 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
379 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
380 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
381 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
382 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
384 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
387 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
388 variables as non-NULL even with -fdelete-null-pointer-checks.
390 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
392 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
394 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
397 * config/i386/i386.c (classify_argument): Handle SCmode with
398 (bit_offset % 64) != 0.
400 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
402 * doc/invoke.texi (Optimize Options): Add cross-reference to
403 -Q --help=optimizers examples.
405 2009-04-10 Ben Elliston <bje@au.ibm.com>
408 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
409 regalign for the reg == fpr and TDmode case.
411 2009-04-09 David Ayers <ayers@fsfe.org>
414 * objc/objc-act.c (warn_with_method): Remove helper function.
415 (check_duplicates): Call warning and inform directly.
416 (really_start_method): Likewise.
418 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
420 * expmed.c (expand_divmod): Always use a comparison for a division
421 by a large unsigned integer.
423 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
424 for things others than variables or functions as nonzero.
426 2009-04-09 Nick Clifton <nickc@redhat.com>
428 * unwind-compat.c: Change copyright header to refer to version
429 3 of the GNU General Public License with version 3.1 of the
430 GCC Runtime Library Exception and to point readers at the
431 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
432 * config/alpha/crtfastmath.c: Likewise.
433 * config/alpha/linux-unwind.h: Likewise.
434 * config/alpha/qrnnd.asm: Likewise.
435 * config/alpha/vms-crt0-64.c: Likewise.
436 * config/alpha/vms-crt0.c: Likewise.
437 * config/alpha/vms-dwarf2.asm: Likewise.
438 * config/alpha/vms-dwarf2eh.asm: Likewise.
439 * config/alpha/vms-psxcrt0-64.c: Likewise.
440 * config/alpha/vms-psxcrt0.c: Likewise.
441 * config/alpha/vms_tramp.asm: Likewise.
442 * config/arc/initfini.c: Likewise.
443 * config/arc/lib1funcs.asm: Likewise.
444 * config/arm/bpabi-v6m.S: Likewise.
445 * config/arm/bpabi.S: Likewise.
446 * config/arm/bpabi.c: Likewise.
447 * config/arm/crti.asm: Likewise.
448 * config/arm/crtn.asm: Likewise.
449 * config/arm/ieee754-df.S: Likewise.
450 * config/arm/ieee754-sf.S: Likewise.
451 * config/arm/lib1funcs.asm: Likewise.
452 * config/arm/libunwind.S: Likewise.
453 * config/arm/linux-atomic.c: Likewise.
454 * config/arm/mmintrin.h: Likewise.
455 * config/arm/pr-support.c: Likewise.
456 * config/arm/unaligned-funcs.c: Likewise.
457 * config/arm/unwind-arm.c: Likewise.
458 * config/arm/unwind-arm.h: Likewise.
459 * config/avr/libgcc.S: Likewise.
460 * config/bfin/crti.s: Likewise.
461 * config/bfin/crtlibid.s: Likewise.
462 * config/bfin/crtn.s: Likewise.
463 * config/bfin/lib1funcs.asm: Likewise.
464 * config/bfin/linux-unwind.h: Likewise.
465 * config/cris/arit.c: Likewise.
466 * config/cris/cris_abi_symbol.c: Likewise.
467 * config/darwin-64.c: Likewise.
468 * config/darwin-crt2.c: Likewise.
469 * config/darwin-crt3.c: Likewise.
470 * config/darwin.h: Likewise.
471 * config/dbxelf.h: Likewise.
472 * config/dfp-bit.c: Likewise.
473 * config/dfp-bit.h: Likewise.
474 * config/elfos.h: Likewise.
475 * config/fixed-bit.c: Likewise.
476 * config/fixed-bit.h: Likewise.
477 * config/fp-bit.c: Likewise.
478 * config/fp-bit.h: Likewise.
479 * config/fr30/crti.asm: Likewise.
480 * config/fr30/crtn.asm: Likewise.
481 * config/fr30/lib1funcs.asm: Likewise.
482 * config/freebsd-spec.h: Likewise.
483 * config/frv/cmovd.c: Likewise.
484 * config/frv/cmovh.c: Likewise.
485 * config/frv/cmovw.c: Likewise.
486 * config/frv/frvbegin.c: Likewise.
487 * config/frv/frvend.c: Likewise.
488 * config/frv/lib1funcs.asm: Likewise.
489 * config/glibc-stdint.h: Likewise.
490 * config/h8300/clzhi2.c: Likewise.
491 * config/h8300/crti.asm: Likewise.
492 * config/h8300/crtn.asm: Likewise.
493 * config/h8300/ctzhi2.c: Likewise.
494 * config/h8300/fixunssfsi.c: Likewise.
495 * config/h8300/lib1funcs.asm: Likewise.
496 * config/h8300/parityhi2.c: Likewise.
497 * config/h8300/popcounthi2.c: Likewise.
498 * config/i386/ammintrin.h: Likewise.
499 * config/i386/att.h: Likewise.
500 * config/i386/avxintrin.h: Likewise.
501 * config/i386/biarch64.h: Likewise.
502 * config/i386/bmmintrin.h: Likewise.
503 * config/i386/cpuid.h: Likewise.
504 * config/i386/cross-stdarg.h: Likewise.
505 * config/i386/crtfastmath.c: Likewise.
506 * config/i386/crtprec.c: Likewise.
507 * config/i386/cygming-crtbegin.c: Likewise.
508 * config/i386/cygming-crtend.c: Likewise.
509 * config/i386/cygwin.asm: Likewise.
510 * config/i386/emmintrin.h: Likewise.
511 * config/i386/gmm_malloc.h: Likewise.
512 * config/i386/gthr-win32.c: Likewise.
513 * config/i386/i386.h: Likewise.
514 * config/i386/immintrin.h: Likewise.
515 * config/i386/linux-unwind.h: Likewise.
516 * config/i386/linux64.h: Likewise.
517 * config/i386/mm3dnow.h: Likewise.
518 * config/i386/mmintrin-common.h: Likewise.
519 * config/i386/mmintrin.h: Likewise.
520 * config/i386/nmmintrin.h: Likewise.
521 * config/i386/pmm_malloc.h: Likewise.
522 * config/i386/pmmintrin.h: Likewise.
523 * config/i386/smmintrin.h: Likewise.
524 * config/i386/sol2-c1.asm: Likewise.
525 * config/i386/sol2-ci.asm: Likewise.
526 * config/i386/sol2-cn.asm: Likewise.
527 * config/i386/sol2-gc1.asm: Likewise.
528 * config/i386/tmmintrin.h: Likewise.
529 * config/i386/unix.h: Likewise.
530 * config/i386/w32-unwind.h: Likewise.
531 * config/i386/wmmintrin.h: Likewise.
532 * config/i386/x86-64.h: Likewise.
533 * config/i386/x86intrin.h: Likewise.
534 * config/i386/xmmintrin.h: Likewise.
535 * config/ia64/crtbegin.asm: Likewise.
536 * config/ia64/crtend.asm: Likewise.
537 * config/ia64/crtfastmath.c: Likewise.
538 * config/ia64/crti.asm: Likewise.
539 * config/ia64/crtn.asm: Likewise.
540 * config/ia64/fde-glibc.c: Likewise.
541 * config/ia64/lib1funcs.asm: Likewise.
542 * config/ia64/linux-unwind.h: Likewise.
543 * config/ia64/quadlib.c: Likewise.
544 * config/ia64/unwind-ia64.c: Likewise.
545 * config/linux.h: Likewise.
546 * config/m32c/m32c-lib1.S: Likewise.
547 * config/m32c/m32c-lib2-trapv.c: Likewise.
548 * config/m32c/m32c-lib2.c: Likewise.
549 * config/m32r/initfini.c: Likewise.
550 * config/m68hc11/larith.asm: Likewise.
551 * config/m68hc11/m68hc11-crt0.S: Likewise.
552 * config/m68k/cf.md: Likewise.
553 * config/m68k/crti.s: Likewise.
554 * config/m68k/crtn.s: Likewise.
555 * config/m68k/lb1sf68.asm: Likewise.
556 * config/m68k/linux-unwind.h: Likewise.
557 * config/mcore/crti.asm: Likewise.
558 * config/mcore/crtn.asm: Likewise.
559 * config/mcore/lib1.asm: Likewise.
560 * config/mips/linux-unwind.h: Likewise.
561 * config/mips/loongson.h: Likewise.
562 * config/mips/mips16.S: Likewise.
563 * config/mmix/crti.asm: Likewise.
564 * config/mmix/crtn.asm: Likewise.
565 * config/pa/fptr.c: Likewise.
566 * config/pa/hpux-unwind.h: Likewise.
567 * config/pa/lib2funcs.asm: Likewise.
568 * config/pa/linux-atomic.c: Likewise.
569 * config/pa/linux-unwind.h: Likewise.
570 * config/pa/milli64.S: Likewise.
571 * config/pa/quadlib.c: Likewise.
572 * config/pa/stublib.c: Likewise.
573 * config/picochip/libgccExtras/adddi3.asm: Likewise.
574 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
575 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
576 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
577 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
578 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
579 * config/picochip/libgccExtras/divmod15.asm: Likewise.
580 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
581 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
582 * config/picochip/libgccExtras/longjmp.asm: Likewise.
583 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
584 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
585 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
586 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
587 * config/picochip/libgccExtras/setjmp.asm: Likewise.
588 * config/picochip/libgccExtras/subdi3.asm: Likewise.
589 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
590 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
591 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
592 * config/rs6000/750cl.h: Likewise.
593 * config/rs6000/altivec.h: Likewise.
594 * config/rs6000/biarch64.h: Likewise.
595 * config/rs6000/crtresfpr.asm: Likewise.
596 * config/rs6000/crtresgpr.asm: Likewise.
597 * config/rs6000/crtresxfpr.asm: Likewise.
598 * config/rs6000/crtresxgpr.asm: Likewise.
599 * config/rs6000/crtsavfpr.asm: Likewise.
600 * config/rs6000/crtsavgpr.asm: Likewise.
601 * config/rs6000/darwin-asm.h: Likewise.
602 * config/rs6000/darwin-fallback.c: Likewise.
603 * config/rs6000/darwin-fpsave.asm: Likewise.
604 * config/rs6000/darwin-ldouble.c: Likewise.
605 * config/rs6000/darwin-tramp.asm: Likewise.
606 * config/rs6000/darwin-unwind.h: Likewise.
607 * config/rs6000/darwin-vecsave.asm: Likewise.
608 * config/rs6000/darwin-world.asm: Likewise.
609 * config/rs6000/e500crtres32gpr.asm: Likewise.
610 * config/rs6000/e500crtres64gpr.asm: Likewise.
611 * config/rs6000/e500crtres64gprctr.asm: Likewise.
612 * config/rs6000/e500crtrest32gpr.asm: Likewise.
613 * config/rs6000/e500crtrest64gpr.asm: Likewise.
614 * config/rs6000/e500crtresx32gpr.asm: Likewise.
615 * config/rs6000/e500crtresx64gpr.asm: Likewise.
616 * config/rs6000/e500crtsav32gpr.asm: Likewise.
617 * config/rs6000/e500crtsav64gpr.asm: Likewise.
618 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
619 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
620 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
621 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
622 * config/rs6000/eabi-ci.asm: Likewise.
623 * config/rs6000/eabi-cn.asm: Likewise.
624 * config/rs6000/eabi.asm: Likewise.
625 * config/rs6000/linux-unwind.h: Likewise.
626 * config/rs6000/linux64.h: Likewise.
627 * config/rs6000/paired.h: Likewise.
628 * config/rs6000/paired.md: Likewise.
629 * config/rs6000/ppc64-fp.c: Likewise.
630 * config/rs6000/ppu_intrinsics.h: Likewise.
631 * config/rs6000/rs6000.h: Likewise.
632 * config/rs6000/si2vmx.h: Likewise.
633 * config/rs6000/sol-ci.asm: Likewise.
634 * config/rs6000/sol-cn.asm: Likewise.
635 * config/rs6000/spe.h: Likewise.
636 * config/rs6000/spu2vmx.h: Likewise.
637 * config/rs6000/sysv4.h: Likewise.
638 * config/rs6000/tramp.asm: Likewise.
639 * config/rs6000/vec_types.h: Likewise.
640 * config/s390/linux-unwind.h: Likewise.
641 * config/s390/tpf-unwind.h: Likewise.
642 * config/score/crti.asm: Likewise.
643 * config/score/crtn.asm: Likewise.
644 * config/sh/crt1.asm: Likewise.
645 * config/sh/crti.asm: Likewise.
646 * config/sh/crtn.asm: Likewise.
647 * config/sh/divtab-sh4-300.c: Likewise.
648 * config/sh/divtab-sh4.c: Likewise.
649 * config/sh/divtab.c: Likewise.
650 * config/sh/lib1funcs-4-300.asm: Likewise.
651 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
652 * config/sh/lib1funcs.asm: Likewise.
653 * config/sh/lib1funcs.h: Likewise.
654 * config/sh/linux-atomic.asm: Likewise.
655 * config/sh/linux-unwind.h: Likewise.
656 * config/sh/shmedia.h: Likewise.
657 * config/sh/sshmedia.h: Likewise.
658 * config/sh/ushmedia.h: Likewise.
659 * config/sparc/crtfastmath.c: Likewise.
660 * config/sparc/linux-unwind.h: Likewise.
661 * config/sparc/sol2-c1.asm: Likewise.
662 * config/sparc/sol2-ci.asm: Likewise.
663 * config/sparc/sol2-cn.asm: Likewise.
664 * config/spu/divmodti4.c: Likewise.
665 * config/spu/divv2df3.c: Likewise.
666 * config/spu/float_disf.c: Likewise.
667 * config/spu/float_unsdidf.c: Likewise.
668 * config/spu/float_unsdisf.c: Likewise.
669 * config/spu/float_unssidf.c: Likewise.
670 * config/spu/mfc_multi_tag_release.c: Likewise.
671 * config/spu/mfc_multi_tag_reserve.c: Likewise.
672 * config/spu/mfc_tag_release.c: Likewise.
673 * config/spu/mfc_tag_reserve.c: Likewise.
674 * config/spu/mfc_tag_table.c: Likewise.
675 * config/spu/multi3.c: Likewise.
676 * config/spu/spu_internals.h: Likewise.
677 * config/spu/spu_intrinsics.h: Likewise.
678 * config/spu/spu_mfcio.h: Likewise.
679 * config/spu/vec_types.h: Likewise.
680 * config/spu/vmx2spu.h: Likewise.
681 * config/stormy16/stormy16-lib2.c: Likewise.
682 * config/svr4.h: Likewise.
683 * config/sync.c: Likewise.
684 * config/v850/lib1funcs.asm: Likewise.
685 * config/vxlib-tls.c: Likewise.
686 * config/vxlib.c: Likewise.
687 * config/vxworks-dummy.h: Likewise.
688 * config/xtensa/crti.asm: Likewise.
689 * config/xtensa/crtn.asm: Likewise.
690 * config/xtensa/ieee754-df.S: Likewise.
691 * config/xtensa/ieee754-sf.S: Likewise.
692 * config/xtensa/lib1funcs.asm: Likewise.
693 * config/xtensa/lib2funcs.S: Likewise.
694 * config/xtensa/linux-unwind.h: Likewise.
695 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
696 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
697 * coretypes.h: Likewise.
698 * crtstuff.c: Likewise.
699 * defaults.h: Likewise.
700 * dwarf2.h: Likewise.
701 * emutls.c: Likewise.
702 * gbl-ctors.h: Likewise.
703 * gcov-io.h: Likewise.
704 * ginclude/float.h: Likewise.
705 * ginclude/iso646.h: Likewise.
706 * ginclude/stdarg.h: Likewise.
707 * ginclude/stdbool.h: Likewise.
708 * ginclude/stddef.h: Likewise.
709 * ginclude/stdfix.h: Likewise.
710 * ginclude/stdint-gcc.h: Likewise.
711 * ginclude/tgmath.h: Likewise.
712 * gthr-aix.h: Likewise.
713 * gthr-dce.h: Likewise.
714 * gthr-gnat.c: Likewise.
715 * gthr-gnat.h: Likewise.
716 * gthr-lynx.h: Likewise.
717 * gthr-mipssde.h: Likewise.
718 * gthr-nks.h: Likewise.
719 * gthr-posix.c: Likewise.
720 * gthr-posix.h: Likewise.
721 * gthr-posix95.h: Likewise.
722 * gthr-rtems.h: Likewise.
723 * gthr-single.h: Likewise.
724 * gthr-solaris.h: Likewise.
725 * gthr-tpf.h: Likewise.
726 * gthr-vxworks.h: Likewise.
727 * gthr-win32.h: Likewise.
729 * libgcc2.c: Likewise.
730 * libgcc2.h: Likewise.
731 * libgcov.c: Likewise.
732 * tsystem.h: Likewise.
733 * typeclass.h: Likewise.
734 * unwind-c.c: Likewise.
735 * unwind-compat.h: Likewise.
736 * unwind-dw2-fde-compat.c: Likewise.
737 * unwind-dw2-fde-darwin.c: Likewise.
738 * unwind-dw2-fde-glibc.c: Likewise.
739 * unwind-dw2-fde.c: Likewise.
740 * unwind-dw2-fde.h: Likewise.
741 * unwind-dw2.c: Likewise.
742 * unwind-dw2.h: Likewise.
743 * unwind-generic.h: Likewise.
744 * unwind-pe.h: Likewise.
745 * unwind-sjlj.c: Likewise.
746 * unwind.inc: Likewise.
747 * config/arm/neon-gen.ml: Change generated copyright header to
748 refer to version 3 of the GNU General Public License with
749 version 3.1 of the GCC Runtime Library Exception and to point
750 readers at the COPYING3 and COPYING3.RUNTIME files and the
751 FSF's license web page.
752 * config/arm/arm_neon.h: Regenerate.
754 2009-04-09 Jakub Jelinek <jakub@redhat.com>
756 * config/cris/cris.md: Change copyright header to refer to version
757 3 of the GNU General Public License.
758 * doc/install.texi2html: Change copyright header to refer to version
759 3 of the GNU General Public License and to point readers at the
760 COPYING3 file and the FSF's license web page.
761 * config/vax/linux.h: Likewise.
763 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
765 * config/i386/i386.md (cmpcc): New.
766 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
767 (sync_compare_and_swap_cc*): Delete.
769 * config/s390/s390.c (s390_compare_emitted): Remove.
770 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
771 s390_compare_emitted used to be handled. Assert that modes match.
772 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
773 refer to sync_compare_and_swap_ccsi.
774 * config/s390/s390.h (s390_compare_emitted): Remove.
775 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
776 instead of s390_compare_emitted.
777 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
778 instead of s390_compare_emitted.
779 * config/s390/s390.md (cmpcc): New.
780 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
781 CC_REGNUM, do not pretend it's set.
782 (sync_compare_and_swap_cc*): Delete.
783 * config/s390/predicates.md (cc_reg_operand): New.
785 * expr.c (sync_compare_and_swap_cc): Delete.
786 * optabs.h (sync_compare_and_swap_cc): Delete.
787 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
788 is being used with can_compare_p.
789 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
791 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
792 look for a MODE_CC set instead. Use emit_store_flag.
793 (expand_compare_and_swap_loop): Likewise, with some additional
794 complication to avoid a force_reg when useless. Use
795 emit_cmp_and_jump_insns.
796 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
797 * doc/md.texi (sync_compare_and_swap_cc): Merge with
798 sync_compare_and_swap documentation.
800 2009-04-09 Jan Hubicka <jh@suse.cz>
802 * except.c (find_prev_try): Break out from ....
803 (duplicate_eh_regions): ... here; properly update prev_try pointers
804 when duplication part of tree.
805 (dump_eh_tree): Improve dumping.
806 (verify_eh_region): New.
807 (verify_eh_tree): Use it.
809 2009-04-06 Richard Guenther <rguenther@suse.de>
811 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
812 &ARRAY addresses by adjusting their types and prepending
814 * tree-cfg.c (verify_gimple_assign_single): Verify that
815 addresses are correct.
817 2009-04-09 Richard Guenther <rguenther@suse.de>
819 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
820 indices into an array reference if possible.
821 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
822 Fold POINTER_PLUS_EXPR statements with invariant address.
824 2009-04-09 Alan Modra <amodra@bigpond.net.au>
827 * config.gcc (powerpc64-*-linux*): Always build biarch.
829 2009-04-09 Joseph Myers <joseph@codesourcery.com>
832 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
833 it and pedwarn if this results in an INTEGER_CST.
835 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * doc/install.texi: Update minimum GMP version. Remove obsolete
838 text in MPFR section.
840 2009-04-08 Jakub Jelinek <jakub@redhat.com>
842 * dwarf2out.c (class_scope_p): New static inline.
843 (class_or_namespace_scope_p): Use it.
844 (gen_variable_die): Use DW_TAG_member tag for static data member
845 declarations instead of DW_TAG_variable.
848 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
851 2009-04-08 Richard Guenther <rguenther@suse.de>
853 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
854 valueize random data.
856 2009-04-08 David Edelsohn <edelsohn@gnu.org>
858 * config.gcc (aix tm_file): Add aix-stdint.h.
859 (aix tm clause use_gcc_stdint): Set to wrap.
860 * config/rs6000/aix-stdint.h: New file.
862 2009-04-08 Richard Guenther <rguenther@suse.de>
865 * tree-dfa.c (add_referenced_var): Do not recurse into
867 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
869 (fold_const_aggregate_ref): Likewise.
871 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
873 * recog.c (ordered_comparison_operator): New.
874 * gensupport.c (std_preds): Add it.
875 * doc/md.texi (Machine-Independent Predicates): Document it.
877 2009-04-08 Jan Hubicka <jh@suse.cz>
879 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
880 * function.h (rtl_eh): Remove exception_handler_label_map.
881 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
882 remove_exception_handler_label, for_each_eh_label_1): Remove.
883 (rtl_remove_unreachable_regions): Remove.
884 (convert_from_eh_region_ranges): Do not remove unreachable regions.
885 (find_exception_handler_labels): Don't build the hashtable.
886 (maybe_remove_eh_handler): Remove.
887 (for_each_eh_label): Rewrite to walk the tree.
888 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
889 * except.h (maybe_remove_eh_handler): Remove.
890 * passes.c (init_optimization_passes): Schedule second EH cleanup
892 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
893 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
895 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
897 * genoutput.c (validate_optab_operands): New.
898 (gen_insn, gen_expand): Call it.
900 * genflags.c (gen_insn): Detect misused iterators.
901 (main): Pass line_no to gen_insn, exit with status 1 on error.
903 * genextract.c (line_no): Make global.
904 (VEC_safe_set_locstr): Change assertion to error message.
905 (main): Exit with status 1 on error.
907 2009-04-08 Joseph Myers <joseph@codesourcery.com>
911 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
912 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
913 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
914 * c-convert.c (convert): Do not call fold on results of conversion
915 functions when the result is a C_MAYBE_CONST_EXPR.
916 * c-parser.c (c_parser_postfix_expression): Do not fold condition
917 of __builtin_choose_expr.
918 * c-typeck.c (remove_c_maybe_const_expr): New.
919 (build_unary_op, build_conditional_expr, build_compound_expr,
920 build_binary_op, c_objc_common_truthvalue_conversion): Call
921 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
924 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
926 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
927 CODE to produce a new one. Add a prototype to use fold_convert_const
929 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
932 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
933 mix declarations and code.
935 2009-04-08 Ben Elliston <bje@au.ibm.com>
937 * gcc.c: Replace `CC' with `GCC' throughout.
939 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
941 * doc/invoke.texi: Document Atom support.
943 2009-04-07 Jason Merrill <jason@redhat.com>
946 * c-common.h, c-common.c: Add flag_pretty_templates.
947 * c-opts.c (c_common_handle_option): Set it.
948 * c.opt: Add -fno-pretty-templates.
949 * doc/invoke.texi (C++ Dialect Options): Likewise.
951 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
953 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
954 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
955 (ia64_expand_builtin): Likewise.
957 2009-04-07 Martin Jambor <mjambor@suse.cz>
959 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
960 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
961 ADDR_EXPRS are include too.
963 2009-04-07 Richard Guenther <rguenther@suse.de>
965 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
966 decls are only used if passes as parameters or if they are
967 local statics and the call is not to a builtin.
968 (call_may_clobber_ref_p_1): Likewise.
970 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
972 * expr.c (do_store_flag): Remove last argument. Simplify code
973 to avoid duplication of tests already done by can_compare_p.
974 (expand_expr_real_1): Adjust caller.
976 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
978 * optabs.c (can_compare_p): Test the predicate of a
979 cbranch and cstore pattern.
981 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
983 * expr.c (convert_move): Use emit_store_flag instead of
986 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
988 * config/i386/i386.c (ix86_compare_emitted): Remove.
989 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
990 ix86_compare_op0 like ix86_compare_emitted used to be handled.
991 * config/i386/i386.h (ix86_compare_emitted): Remove.
992 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
993 instead of ix86_compare_emitted.
994 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
996 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
998 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
999 Add t-sysroot-suffix to tmake_file.
1000 * config/print-sysroot-suffix.sh: New file.
1001 * config/t-sysroot-suffix: New file.
1003 2009-04-07 Ben Elliston <bje@au.ibm.com>
1005 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1006 as the latter produces a warning when the target does not support
1009 2009-04-07 Ben Elliston <bje@au.ibm.com>
1011 * dfp.c: Replace type punning assignments with memcpy throughout.
1012 * Makefile.in (dfp.o-warn): Remove.
1014 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1017 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1018 Include soft-fp/t-softfp after rs6000/t-linux64.
1020 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1022 * stor-layout.c (set_sizetype): Use the full precision of their
1023 machine mode for bitsize types.
1025 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1027 * config/i386/i386.md: Revert 2 accidental checkins.
1029 2009-04-06 Joey Ye <joey.ye@intel.com>
1030 Xuepeng Guo <xuepeng.guo@intel.com>
1031 H.J. Lu <hongjiu.lu@intel.com>
1033 Atom pipeline model, tuning and insn selection.
1034 * config.gcc (atom): Add atom config options and target.
1036 * config/i386/atom.md: New.
1038 * config/i386/i386.c (atom_cost): New cost.
1039 (m_ATOM): New macro flag.
1040 (initial_ix86_tune_features): Set m_ATOM.
1041 (x86_accumulate_outgoing_args): Likewise.
1042 (x86_arch_always_fancy_math_387): Likewise.
1043 (processor_target): Add Atom cost.
1044 (cpu_names): Add Atom cpu name.
1045 (override_options): Set Atom ISA.
1046 (ix86_issue_rate): New case PROCESSOR_ATOM.
1047 (ix86_adjust_cost): Likewise.
1049 * config/i386/i386.h (TARGET_ATOM): New target macro.
1050 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1051 (TARGET_OPT_AGU): New target option.
1052 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1053 (processor_type): Add PROCESSOR_ATOM.
1055 * config/i386/i386.md (cpu): Add new value "atom".
1056 (use_carry, movu): New attr.
1057 (atom.md): Include atom.md.
1058 (adddi3_carry_rex64): Set attr "use_carry".
1059 (addqi3_carry): Likewise.
1060 (addhi3_carry): Likewise.
1061 (addsi3_carry): Likewise.
1062 (*addsi3_carry_zext): Likewise.
1063 (subdi3_carry_rex64): Likewise.
1064 (subqi3_carry): Likewise.
1065 (subhi3_carry): Likewise.
1066 (subsi3_carry): Likewise.
1067 (x86_movdicc_0_m1_rex64): Likewise.
1068 (*x86_movdicc_0_m1_se): Likewise.
1069 (x86_movsicc_0_m1): Likewise.
1070 (*x86_movsicc_0_m1_se): Likewise.
1071 (*adddi_1_rex64): Emit add insn as much as possible.
1072 (*addsi_1): Likewise.
1073 (return_internal): Set atom_unit.
1074 (return_internal_long): Likewise.
1075 (return_pop_internal): Likewise.
1076 (*rcpsf2_sse): Set atom_sse_attr attr.
1077 (*qrt<mode>2_sse): Likewise.
1078 (*prefetch_sse): Likewise.
1080 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1082 (ix86_target_macros_internal): Likewise.
1084 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1085 (*prefetch_sse_rex): Likewise.
1086 (sse_rcpv4sf2): Likewise.
1087 (sse_vmrcpv4sf2): Likewise.
1088 (sse_sqrtv4sf2): Likewise.
1089 (<sse>_vmsqrt<mode>2): Likewise.
1090 (sse_ldmxcsr): Likewise.
1091 (sse_stmxcsr): Likewise.
1092 (*sse_sfence): Likewise.
1093 (sse2_clflush): Likewise.
1094 (*sse2_mfence): Likewise.
1095 (*sse2_lfence): Likewise.
1096 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1097 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1098 (avx_movdqu<avxmodesuffix>): Likewise.
1099 (avx_lddqu<avxmodesuffix>): Likewise.
1100 (sse2_movntv2di): Change attr "type" to "ssemov".
1101 (sse2_movntsi): Likewise.
1102 (rsqrtv8sf2): Change attr "type" to "sseadd".
1103 (sse3_addsubv2df3): Set attr "atom_unit".
1104 (sse3_h<plusminus_insn>v4sf3): Likewise.
1105 (*sse2_pmaddwd): Likewise.
1106 (*vec_extractv2di_1_rex64): Likewise.
1107 (*vec_extractv2di_1_avx): Likewise.
1108 (sse2_psadbw): Likewise.
1109 (ssse3_phaddwv8hi3): Likewise.
1110 (ssse3_phaddwv4hi3): Likewise.
1111 (ssse3_phadddv4si3): Likewise.
1112 (ssse3_phadddv2si3): Likewise.
1113 (ssse3_phaddswv8hi3): Likewise.
1114 (ssse3_phaddswv4hi3): Likewise.
1115 (ssse3_phsubwv8hi3): Likewise.
1116 (ssse3_phsubwv4hi3): Likewise.
1117 (ssse3_phsubdv4si3): Likewise.
1118 (ssse3_phsubdv2si3): Likewise.
1119 (ssse3_phsubswv8hi3): Likewise.
1120 (ssse3_phsubswv4hi3): Likewise.
1121 (ssse3_pmaddubsw128): Likewise.
1122 (sse3_pmaddubsw: Likewise.
1123 (ssse3_palignrti): Likewise.
1124 (ssse3_palignrdi): Likewise.
1126 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1128 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1130 2009-04-06 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/28868
1133 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1134 of which PHI results we inserted.
1135 (insert_into_preds_of_block): Record inserted PHIs.
1136 (eliminate): Eliminate redundant PHI nodes.
1137 (init_pre): Init inserted_phi_names.
1139 2009-04-06 Richard Guenther <rguenther@suse.de>
1141 PR tree-optimization/39643
1142 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1143 IMAGPART_EXPRs of complex constants.
1144 (execute_fold_all_builtins): If we folded a call queue
1145 TODO_update_address_taken.
1147 2009-04-06 Jan Hubicka <jh@suse.cz>
1150 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1153 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1155 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1157 (ic_invalidate_array): Likewise.
1159 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1161 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1162 alignment for library calls.
1164 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1166 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1167 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1168 * config/i386/mingw-stdint.h: New file.
1170 2009-04-05 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/39648
1173 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1174 our &A vs. &A[0] IL deficiencies.
1176 2009-04-04 Jan Hubicka <jh@suse.cz>
1178 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1179 removed toplevel regions.
1180 (sjlj_mark_call_sites): Likewise.
1182 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1184 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1185 (cygwin tm clause use_gcc_stdint): Set to wrap.
1186 * config/i386/cygwin-stdint.h: New file.
1188 2009-04-04 Richard Guenther <rguenther@suse.de>
1190 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1191 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1192 single-argument PHIs if we are in loop-closed SSA form.
1193 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1194 for the pre-condition.
1195 (slpeel_tree_peel_loop_to_edge): Likewise.
1196 (vect_build_loop_niters): Take an optional sequence to append stmts.
1197 (vect_generate_tmps_on_preheader): Likewise.
1198 (vect_do_peeling_for_loop_bound): Take extra guards for the
1200 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1201 the cost model check.
1202 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1203 guards if we are going to peel. Do not apply versioning in that case.
1204 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1205 (vect_do_peeling_for_loop_bound): Likewise.
1206 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1207 loop bound only record extra pre-conditions, do not apply loop
1210 2009-04-04 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1215 2009-04-04 Jan Hubicka <jh@suse.cz>
1217 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1218 last_basic_block for size of bb->index indexed array.
1219 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1220 compute_out, link_btr_uses, build_btr_def_use_webs,
1221 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1223 2009-04-04 Jan Hubicka <jh@suse.cz>
1225 * except.c (remove_eh_handler_and_replace): Break out from ...
1226 (remove_eh_handler): ... here.
1227 (bring_to_root): New function.
1228 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1229 handled ones, bring others to root of tree.
1231 2009-04-04 Jan Hubicka <jh@suse.cz>
1233 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1234 (all_phis_safe_to_merge): New function.
1235 (update_info): New structure.
1236 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1237 (cleanup_empty_eh): Update SSA if possible.
1239 2009-04-04 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1242 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1243 (append_vuse): Likewise.
1245 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1247 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1248 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1249 instead of REG_UNSAVED for DW_CFA_undefined.
1250 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1251 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1254 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1257 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1258 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1259 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1261 2009-04-04 Richard Guenther <rguenther@suse.de>
1263 PR tree-optimization/8781
1264 PR tree-optimization/37892
1265 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1266 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1267 (valueize_refs): Call it for *& valueizations.
1268 (shared_reference_ops_from_ref): Rename to ...
1269 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1270 (shared_reference_ops_from_call): Rename to ...
1271 (valueize_shared_reference_ops_from_call): ... this and valueize.
1272 (vn_reference_lookup): Update.
1273 (visit_reference_op_call): Likewise.
1274 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1275 (eliminate): Value-replace the call address in call statements.
1277 2009-04-04 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/39636
1280 * tree-ssa-forwprop.c
1281 (forward_propagate_addr_into_variable_array_index): Check for
1282 GIMPLE_ASSIGN before accessing the rhs code.
1284 2009-04-03 Jason Merrill <jason@redhat.com>
1286 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1288 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1290 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1291 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1292 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1293 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1294 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1295 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1296 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1297 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1298 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1299 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1300 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1301 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1302 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1303 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1304 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1305 Use fr_reg_or_fp01_operand instead of fr_register_operand
1307 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1308 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1309 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1311 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1313 PR rtl-optimization/39607
1314 PR rtl-optimization/39631
1318 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1319 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1320 instead of DF_LR_OUT.
1321 * ira-lives.c (process_bb_node_lives): Ditto.
1322 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1323 instead of DF_LR_{OUT,IN}.
1324 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1325 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1327 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1329 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1330 (execute_lower_omp): Always run but take the short way out if -fopenmp
1332 (gate_lower_omp): Remove, forcing the pass manager to always run the
1333 pass and always set PROP_gimple_lomp.
1334 (pass_lower_omp): Remove gate function.
1335 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1336 PROP_trees. Instead, require it.
1337 * ipa-cp.c (pass_ipa_cp): Likewise.
1338 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1339 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1340 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1341 and PROP_gimple_leh.
1343 2009-04-03 Richard Guenther <rguenther@suse.de>
1346 PR tree-optimization/23940
1347 PR tree-optimization/33237
1350 PR tree-optimization/36201
1351 PR tree-optimization/36230
1352 PR tree-optimization/38049
1353 PR tree-optimization/38207
1354 PR tree-optimization/38230
1355 PR tree-optimization/38301
1356 PR tree-optimization/38585
1358 PR tree-optimization/38985
1359 PR tree-optimization/39299
1360 * tree-ssa-structalias.h: Remove.
1361 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1362 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1363 (struct vuse_element_d): Remove.
1364 (struct vuse_vec_d): Likewise.
1365 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1366 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1367 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1368 VUSE_ELEMENT_VAR): Likewise.
1369 (struct voptype_d): Likewise.
1370 (NUM_VOP_FREE_BUCKETS): Likewise.
1371 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1372 (struct stmt_operands_d): Remove.
1373 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1374 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1375 VDEF_NUM, VDEF_VECT): Likewise.
1376 (copy_virtual_operands): Remove.
1377 (operand_build_cmp): Likewise.
1378 (create_ssa_artificial_load_stmt): Likewise.
1379 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1380 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1381 vuse_index and mayuse_index members. Pack and move done and iter_type
1382 members to the front.
1383 (SSA_OP_VMAYUSE): Remove.
1384 (SSA_OP_VIRTUAL_USES): Adjust.
1385 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1386 (unlink_stmt_vdef): Declare.
1387 (add_to_addressable_set): Remove.
1388 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1389 (vrp_visit_stmt): Likewise.
1390 * doc/tree-ssa.texi (Alias analysis): Update.
1391 * doc/invoke.texi (max-aliased-vops): Remove docs.
1392 (avg-aliased-vops): Likewise.
1393 * tree-into-ssa.c (syms_to_rename): Remove.
1394 (need_to_update_vops_p): Likewise.
1395 (need_to_initialize_update_ssa_p): Rename to ...
1396 (update_ssa_initialized_fn): ... this. Track function we are
1398 (symbol_marked_for_renaming): Simplify.
1399 (add_new_name_mapping): Do not set need_to_update_vops_p.
1400 (dump_currdefs): Use SYMS_TO_RENAME.
1401 (rewrite_update_stmt): Always walk all uses/defs.
1402 (dump_update_ssa): Adjust.
1403 (init_update_ssa): Take function argument. Track what we are
1405 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1406 (create_new_def_for): Initialize for cfun, assert we are initialized
1408 (mark_sym_for_renaming): Simplify.
1409 (mark_set_for_renaming): Do not initialize update-ssa.
1410 (need_ssa_update_p): Simplify. Take function argument.
1411 (name_mappings_registered_p): Assert we ask for the correct function.
1412 (name_registered_for_update_p): Likewise.
1413 (ssa_names_to_replace): Likewise.
1414 (release_ssa_name_after_update_ssa): Likewise.
1415 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1416 (dump_decl_set): Do not print a newline.
1417 (debug_decl_set): Do it here.
1418 (dump_update_ssa): And here.
1419 * tree-ssa-loop-im.c (move_computations): Adjust.
1420 (movement_possibility): Likewise.
1421 (determine_max_movement): Likewise.
1422 (gather_mem_refs_stmt): Likewise.
1423 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1425 * tree-complex.c (update_all_vops): Remove.
1426 (expand_complex_move): Adjust.
1427 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1428 Simplify test for memory referencing statement. Exclude
1429 non-invariant ADDR_EXPRs.
1430 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1431 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1432 (rdg_flag_uses): Likewise.
1433 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1435 (tree_optimize_tail_calls_1): Also split the
1436 edge from the entry block if we have degenerate PHI nodes in
1437 the first basic block.
1438 * tree.c (init_ttree): Remove memory-tag related code.
1439 (tree_code_size): Likewise.
1440 (tree_node_structure): Likewise.
1441 (build7_stat): Re-write to be build6_stat.
1442 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1443 (SSA_VAR_P): Adjust.
1444 (struct tree_memory_tag): Remove.
1445 (struct tree_memory_partition_tag): Likewise.
1446 (union tree_node): Adjust.
1447 (build7): Re-write to be build6.
1448 * tree-pass.h (pass_reset_cc_flags): Remove.
1449 (TODO_update_address_taken): New flag.
1450 (pass_simple_dse): Remove.
1451 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1452 * params.h (MAX_ALIASED_VOPS): Remove.
1453 (AVG_ALIASED_VOPS): Likewise.
1454 * omp-low.c (expand_omp_taskreg): Update SSA form.
1455 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1456 aliases the lhs in a copy stmt.
1457 * tree-ssa-dse.c (struct address_walk_data): Remove.
1458 (memory_ssa_name_same): Likewise.
1459 (memory_address_same): Likewise.
1460 (get_kill_of_stmt_lhs): Likewise.
1461 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1462 unused stores. Look through PHI nodes into post-dominated regions.
1463 (dse_optimize_stmt): Simplify. Properly remove stores.
1464 (tree_ssa_dse): Compute dominators.
1465 (execute_simple_dse): Remove.
1466 (pass_simple_dse): Likewise.
1467 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1468 gimple_loaded_syms and gimple_stored_syms computation.
1469 * toplev.c (dump_memory_report): Dump alias and pta stats.
1470 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1471 (vn_reference_eq): Likewise.
1472 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1473 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1474 valueize_vuses): Remove.
1475 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1476 (get_def_ref_stmt_vuse): ... this.
1477 (vn_reference_lookup_2): New function.
1478 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1479 walking equivalent vuses. Simplify.
1480 (vn_reference_lookup): Likewise.
1481 (vn_reference_insert): Likewise.
1482 (vn_reference_insert_pieces): Likewise.
1483 (visit_reference_op_call): Simplify.
1484 (visit_reference_op_load): Likewise.
1485 (visit_reference_op_store): Likewise.
1486 (init_scc_vn): Remove shared_lookup_vuses initialization.
1487 (free_scc_vn): Remove shared_lookup_vuses freeing.
1488 (sort_vuses, sort_vuses_heap): Remove.
1489 (get_ref_from_reference_ops): Export.
1490 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1491 vector with single vuse pointer.
1492 (vn_reference_lookup_pieces, vn_reference_lookup,
1493 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1494 (shared_vuses_from_stmt): Remove.
1495 (get_ref_from_reference_ops): Declare.
1496 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1497 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1498 memory-tag related code.
1499 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1500 (likely_value): Add comment, skip static-chain of call statements.
1501 (surely_varying_stmt_p): Adjust.
1502 (gimplify_and_update_call_from_tree): Likewise.
1503 (execute_fold_all_builtins): Do not rebuild alias info.
1504 (gimplify_and_update_call_from_tree): Properly update VOPs.
1505 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1506 (copy_ref_info): Remove memory-tag related code.
1507 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1508 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1509 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1511 * tree-ssa-dom.c (gimple_p): Remove typedef.
1512 (eliminate_redundant_computations): Adjust.
1513 (record_equivalences_from_stmt): Likewise.
1514 (avail_expr_hash): Likewise.
1515 (avail_expr_eq): Likewise.
1516 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1517 (stmt_makes_single_load): Likewise.
1518 (stmt_makes_single_store): Likewise.
1519 * tree-ssa-alias.c: Rewrite completely.
1520 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1521 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1522 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1523 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1524 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1525 Remove public functions.
1526 (pass_reset_cc_flags): Remove.
1527 (pass_build_alias): Move ...
1528 * tree-ssa-structalias.c (pass_build_alias): ... here.
1529 * tree-ssa-alias.c (may_be_aliased): Move ...
1530 * tree-flow-inline.h (may_be_aliased): ... here.
1531 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1532 count_uses_and_derefs): Move ...
1533 * gimple.c: ... here.
1534 * gimple.h (count_uses_and_derefs): Declare.
1535 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1536 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1537 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1538 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1539 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1540 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1541 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1543 * tree-dfa.c (refs_may_alias_p): Move ...
1544 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1545 * tree-ssa-alias.h: New file.
1546 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1547 (statement_sink_location): Likewise.
1548 * opts.c (decode_options): Do not adjust max-aliased-vops or
1549 avg-aliased-vops values.
1550 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1551 (TV_CALL_CLOBBER): Likewise.
1552 (TV_FLOW_SENSITIVE): Likewise.
1553 (TV_FLOW_INSENSITIVE): Likewise.
1554 (TV_MEMORY_PARTITIONING): Likewise.
1555 (TV_ALIAS_STMT_WALK): New timevar.
1556 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1557 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1558 (get_address_description): Remove memory-tag related code.
1559 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1560 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1561 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1562 and immediate uses in statements. Document.
1563 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1564 (dump_symbols): Remove.
1565 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1566 * alias.c (get_deref_alias_set): New function split out from ...
1567 (get_alias_set): ... here.
1568 * alias.h (get_deref_alias_set): Declare.
1569 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1570 type parameter. Remove restrict pointer handling. Create a
1571 ref-all pointer in case type-based alias sets do not conflict.
1572 (vect_analyze_data_refs): Remove SMT related code.
1573 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1574 (vectorizable_load): Likewise.
1575 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1576 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1577 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1578 Ignore vops and SMTs.
1579 (dr_analyze_alias): Likewise..
1580 (free_data_ref): Likewise.
1581 (create_data_ref): Likewise.
1582 (analyze_all_data_dependences): Likewise.
1583 (get_references_in_stmt): Adjust.
1584 * tree-flow-inline.h (gimple_aliases_computed_p,
1585 gimple_addressable_vars, gimple_call_clobbered_vars,
1586 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1587 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1588 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1589 gimple_mem_ref_stats): Remove.
1590 (gimple_vop): New function.
1591 (op_iter_next_use): Remove vuses and mayuses cases.
1592 (op_iter_next_def): Remove vdefs case.
1593 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1594 (clear_and_done_ssa_iter): Do not set removed fields.
1595 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1596 Assert we are not iterating over vuses or vdefs if not also
1597 iterating over uses or defs.
1598 (op_iter_init_use): Likewise.
1599 (op_iter_init_def): Likewise.
1600 (op_iter_next_vdef): Remove.
1601 (op_iter_next_mustdef): Likewise.
1602 (op_iter_init_vdef): Likewise.
1603 (compare_ssa_operands_equal): Likewise.
1604 (link_use_stmts_after): Handle vuse operand.
1605 (is_call_used): Use is_call_clobbered.
1606 (is_call_clobbered): Global variables are always call clobbered,
1607 query the call-clobbers bitmap.
1608 (mark_call_clobbered): Ignore global variables.
1609 (clear_call_clobbered): Likewise.
1610 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1611 virtual operands sanity check.
1612 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1614 (TARGET_MEM_REF): Remove TMR_TAG operand.
1615 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1616 Remove call-clobber related code.
1617 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1618 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1619 partitions or escape reason.
1620 (get_single_def_stmt, get_single_def_stmt_from_phi,
1621 get_single_def_stmt_with_phi): Remove.
1622 (dump_referenced_vars): Tidy.
1623 (get_ref_base_and_extent): Allow bare decls.
1624 (collect_dfa_stats): Adjust.
1625 * graphite.c (rename_variables_in_stmt): Adjust.
1626 (graphite_copy_stmts_from_block): Likewise.
1627 (translate_clast): Likewise.
1628 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1630 (translate_vuse_through_block): Use the oracle.
1631 (phi_translate_1): Adjust.
1632 (value_dies_in_block_x): Use the oracle. Cache the outcome
1634 (valid_in_sets): Check if the VUSE for
1635 a REFERENCE is available.
1636 (eliminate): Do not remove stmts during elimination,
1637 instead queue and remove them afterwards.
1638 (do_pre): Do not rebuild alias info.
1639 (pass_pre): Run TODO_rebuild_alias before PRE.
1640 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1641 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1642 (mark_all_v_defs_stmt): Remove.
1643 (mark_all_v_defs_seq): Adjust.
1644 (sra_replace): Likewise.
1645 (scalarize_use): Likewise.
1646 (scalarize_copy): Likewise.
1647 (scalarize_init): Likewise.
1648 (scalarize_ldst): Likewise.
1649 (todoflags): Remove.
1650 (tree_sra): Do not rebuild alias info.
1651 (tree_sra_early): Adjust.
1652 (pass_sra): Run TODO_update_address_taken before SRA.
1653 * tree-predcom.c (set_alias_info): Remove.
1654 (prepare_initializers_chain): Do not call it.
1655 (mark_virtual_ops_for_renaming): Adjust.
1656 (mark_virtual_ops_for_renaming_list): Remove.
1657 (initialize_root_vars): Adjust.
1658 (initialize_root_vars_lm): Likewise.
1659 (prepare_initializers_chain): Likewise.
1660 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1661 (may_propagate_copy_into_stmt): Likewise.
1662 (merge_alias_info): Do nothing for now.
1663 (propagate_tree_value_into_stmt): Adjust.
1664 (stmt_may_generate_copy): Likewise.
1665 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1666 not mark symbols for renaming.
1667 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1668 with the same statement, make sure to update the new pointed-to one.
1669 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1670 call statements, do not mark symbols for renaming.
1671 (mark_operand_necessary): Dump something.
1672 (ref_may_be_aliased): New function.
1673 (mark_aliased_reaching_defs_necessary_1): New helper function.
1674 (mark_aliased_reaching_defs_necessary): Likewise.
1675 (mark_all_reaching_defs_necessary_1): Likewise.
1676 (mark_all_reaching_defs_necessary): Likewise.
1677 (propagate_necessity): Do not process virtual PHIs. For
1678 non-aliased loads mark all reaching definitions as necessary.
1679 For aliased loads and stores mark the immediate dominating
1680 aliased clobbers as necessary.
1681 (visited): New global static.
1682 (perform_tree_ssa_dce): Free visited bitmap after propagating
1684 (remove_dead_phis): Perform simple dead virtual PHI removal.
1685 (remove_dead_stmt): Properly unlink virtual operands when
1687 (eliminate_unnecessary_stmts): Schedule PHI removal after
1689 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1690 (process_replaceable): Likewise.
1691 (find_replaceable_in_bb): Likewise.
1692 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1693 based on the single gimple vop.
1694 (verify_flow_insensitive_alias_info): Remove.
1695 (verify_flow_sensitive_alias_info): Likewise.
1696 (verify_call_clobbering): Likewise.
1697 (verify_memory_partitions): Likewise.
1698 (verify_alias_info): Likewise.
1699 (verify_ssa): Adjust..
1700 (execute_update_addresses_taken): Export. Update SSA
1701 manually. Optimize only when optimizing. Use a local bitmap.
1702 (pass_update_address_taken): Remove TODO_update_ssa, add
1704 (pass_update_address_taken): Just use TODO_update_address_taken.
1705 (init_tree_ssa): Do not initialize addressable_vars.
1706 (verify_ssa): Verify new VUSE / VDEF properties.
1707 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1708 Do not call verify_alias_info.
1709 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1710 Do not free the loaded and stored syms bitmaps. Reset the escaped
1711 and callused solutions. Do not free addressable_vars.
1712 Remove memory-tag related code.
1713 (warn_uninitialized_var): Aliases are always available.
1714 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1715 * lambda-code.c (can_put_in_inner_loop): Adjust.
1716 (can_put_after_inner_loop): Likewise.
1717 (perfect_nestify): Likewise.
1718 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1719 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1720 (vectorizable_conversion): Do not mark symbols for renaming.
1721 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1722 (expand_call_inline): Unlink the calls virtual operands before
1724 (tree_function_versioning): Do not call update_ssa if we are not
1725 updating clones. Simplify.
1726 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1727 (propagate_with_phi): Likewise..
1728 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1729 clobber code. Assert we are not aliased or global.
1730 * tree-flow.h: Include tree-ssa-alias.h
1731 (enum escape_type): Remove.
1732 (struct mem_sym_stats_d): Likewise.
1733 (struct mem_ref_stats_d): Likewise.
1734 (struct gimple_df): Add vop member. Remove global_var,
1735 call_clobbered_vars, call_used_vars, addressable_vars,
1736 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1737 escaped and callused members.
1738 (struct ptr_info_def): Remove all members, add points-to solution
1740 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1741 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1742 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1743 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1744 (tree-ssa-alias.o): Likewise.
1745 (toplev.o): Add tree-ssa-alias.h
1746 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1747 * gimple.c (gimple_set_bb): Fix off-by-one error.
1748 (is_gimple_reg): Do not handle memory tags.
1749 (gimple_copy): Also copy virtual operands.
1750 Delay updating the statement. Do not reset loaded and stored syms.
1751 (gimple_set_stored_syms): Remove.
1752 (gimple_set_loaded_syms): Likewise.
1753 (gimple_call_copy_skip_args): Copy the virtual operands
1754 and mark the new statement modified.
1755 * tree-ssa-structalias.c (may_alias_p): Remove.
1756 (set_uids_in_ptset): Take the alias set to prune with as
1757 parameter. Fold in the alias test of may_alias_p.
1758 (compute_points_to_sets): Compute whether a ptr is dereferenced
1760 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1761 other ADDRESSOF constraints on the lhs.
1762 (get_constraint_for_component_ref): Assert that we don't get
1763 ADDRESSOF constraints from the base of the reference.
1764 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1765 (struct variable_info): Remove collapsed_to member.
1766 (get_varinfo_fc): Remove.
1767 (new_var_info): Do not set collapsed_to.
1768 (dump_constraint): Do not follow cycles.
1769 (dump_constraint_graph): Likewise.
1770 (build_pred_graph): Likewise.
1771 (build_succ_graph): Likewise.
1772 (rewrite_constraints): Likewise.
1773 (do_simple_structure_copy): Remove.
1774 (do_rhs_deref_structure_copy): Remove.
1775 (do_lhs_deref_structure_copy): Remove.
1776 (collapse_rest_of_var): Remove.
1777 (do_structure_copy): Re-implement.
1778 (pta_stats): New global variable.
1779 (dump_pta_stats): New function.
1780 (struct constraint_expr): Make offset signed.
1781 (UNKNOWN_OFFSET): Define special value.
1782 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1783 (solution_set_expand): New helper function split out from ...
1784 (do_sd_constraint): ... here.
1785 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1786 (do_ds_constraint): Likewise.
1787 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1788 and CALLUSED = *CALLUSED.
1789 (set_union_with_increment): Make inc argument signed.
1790 (type_safe): Remove.
1791 (get_constraint_for_ptr_offset): Handle unknown and negative
1793 (first_vi_for_offset): Handle offsets before start. Bail
1794 out early for offsets beyond the variable extent.
1795 (first_or_preceding_vi_for_offset): New function.
1796 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1797 Together with ESCAPED = *ESCAPED this properly computes reachability.
1798 (find_what_var_points_to): New function.
1799 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1800 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1801 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1802 pt_solutions_intersect): New functions.
1803 (compute_call_used_vars): Remove.
1804 (compute_may_aliases): New main entry into PTA computation.
1805 * gimple.h (gimple_p): New typedef.
1806 (struct gimple_statement_base): Remove references_memory_p.
1807 (struct gimple_statement_with_memory_ops_base): Remove
1808 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1810 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1811 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1812 gimple_set_references_memory): Remove.
1813 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1814 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1816 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1817 (verify_expr): Allow RESULT_DECL.
1818 (gimple_duplicate_bb): Do not copy virtual operands.
1819 (gimple_duplicate_sese_region): Adjust.
1820 (gimple_duplicate_sese_tail): Likewise.
1821 (mark_virtual_ops_in_region): Remove.
1822 (move_sese_region_to_fn): Do not call it.
1823 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1824 and pass_simple_dse.
1825 (execute_function_todo): Handle TODO_update_address_taken,
1826 call execute_update_addresses_taken for TODO_rebuild_alias.
1827 (execute_todo): Adjust.
1828 (execute_one_pass): Init dump files early.
1829 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1831 (create_general_new_stmt): Clear vops.
1832 * tree-ssa-reassoc.c (get_rank): Adjust.
1833 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1834 symbols for renaming.
1835 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1836 (PARAM_AVG_ALIASED_VOPS): Likewise.
1837 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1838 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1839 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1840 (operand_build_cmp, copy_virtual_operands,
1841 create_ssa_artificial_load_stmt, add_to_addressable_set,
1842 gimple_add_to_addresses_taken): Remove public functions.
1843 (unlink_stmt_vdef): New function.
1845 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1847 * config.gcc (powerpc-*-linux*): Merge variants.
1849 2009-04-02 Chao-ying Fu <fu@mips.com>
1850 James Grosbach <james.grosbach@microchip.com>
1852 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1853 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1855 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1856 keep_interrupts_masked_p, use_debug_exception_return_p.
1857 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1858 keep_interrupts_masked, use_debug_exception_return.
1859 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1860 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1862 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1863 (mips_print_operand): Process COP0 registers to print $0 .. $31
1864 correctly for GAS to process.
1865 (mips_interrupt_extra_call_saved_reg_p): New function.
1866 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1868 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1869 (mips_compute_frame_info): Add supports for interrupt context that
1870 includes doubleword accumulators and COP0 registers.
1871 (mips_for_each_saved_acc): New function.
1872 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1873 mips_for_each_saved_reg.
1874 (mips_save_reg): Save accumulators.
1875 (mips_kernel_reg_p): A new for_each_rtx callback.
1876 (mips_expand_prologue): Support interrupt handlers.
1877 (mips_restore_reg): Restore accumulators.
1878 (mips_expand_epilogue): Support interrupt handlers.
1879 (mips_can_use_return_insn): Return false for interrupt handlers.
1880 (mips_epilogue_uses): New function.
1881 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1882 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1883 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1884 cop0_move): New instructions.
1885 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1886 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1888 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1890 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1891 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1892 interrupt handlers, we use K0 as the temporary register.
1893 (EPILOGUE_USES): Change to a function call.
1894 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1895 handlers, we use K0 as the temporary register.
1897 * doc/extend.texi (Function Attributes): Document interrupt,
1898 use_shadow_register_set, keep_interrupts_masked,
1899 use_debug_exception_return for MIPS attributes.
1901 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1903 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1904 Remove a number of t-files from tmake_file.
1905 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1906 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1907 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1908 target_prototype, not TARGET_PROTOTYPE.
1909 (LINK_OS_GNU_SPEC): Define.
1910 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1911 and darwin-ldoubdle.c.
1913 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1916 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1917 (cpp_options): Ditto.
1918 (default_compilers): Ditto.
1919 (display_help): Ditto.
1920 (process_command): Ditto.
1922 (set_input): Use lbasename instead of duplicate code.
1923 (save_temps_prefix): New static for -save-temps=obj.
1924 (save_temps_length): Ditto.
1926 * doc/invoke.texi (-save-temps=obj): Document new variant to
1929 2009-04-02 Jeff Law <law@redhat.com>
1931 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1934 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1936 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1937 * configure: Regenerated.
1939 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1941 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1942 share the argument list.
1944 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1948 2009-02-12 Diego Novillo <dnovillo@google.com>
1950 * varpool.c (debug_varpool): New.
1951 * cgraph.h (debug_varpool): Declare.
1953 2009-04-02 Jan Hubicka <jh@suse.cz>
1955 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1958 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/i386.c (ix86_abi): Move initialization to ...
1961 (override_options): Here.
1963 2009-04-02 Christian Bruel <christian.bruel@st.com>
1965 * config/sh/sh.c (sh_dwarf_register_span): New function.
1966 (TARGET_DWARF_REGISTER_SPAN): Define.
1967 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1969 2009-04-02 Ira Rosen <irar@il.ibm.com>
1971 PR tree-optimization/39595
1972 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1973 interleaved loads group is not greater than the SLP group size.
1975 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1977 * builtins.c (is_builtin_name): New.
1978 (called_as_built_in): Use is_builtin_name.
1979 * tree.h (is_builtin_name): New.
1980 * varasm.c (incorporeal_function_p): Use is_builtin_name
1982 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1984 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1986 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1989 * c-decl.c: (clone_underlying_type): Move this ...
1990 * c-common.c (set_underlying_type): ... here.
1991 Also, make sure the function properly sets TYPE_STUB_DECL() on
1992 the newly created typedef variant type.
1993 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1994 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1997 2009-04-02 Richard Guenther <rguenther@suse.de>
1999 PR tree-optimization/37221
2000 * tree-flow.h (degenerate_phi_result): Declare.
2001 * tree-ssa-dom.c (degenerate_phi_result): Export.
2002 * tree-scalar-evolution.c (analyze_initial_condition): If
2003 the initial condition is defined by a degenerate PHI node
2004 use the degenerate value.
2006 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2008 PR rtl-optimization/39588
2009 * combine.c (merge_outer_ops): Do not set the constant when this
2011 (simplify_shift_const_1): Do not modify it either in this case.
2013 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2015 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2016 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2018 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2021 * c-lex.c (interpret_float): Default (no suffix) is double.
2023 2009-04-1 Xinliang David Li <davidxl@google.com>
2025 * config/i386/i386.c (legitimate_constant_p): Recognize
2026 all one vector constant.
2028 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2030 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2031 Change #include order to silence two warnings.
2033 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2035 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2036 (ASM_SPEC): Pass -k to the assembler for PIC code.
2038 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2040 * gcc/config.gcc: Add vax-*-linux* to the switch.
2041 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2042 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2044 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2046 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2047 Use predicate macros instead of GET_CODE() == foo.
2048 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2049 ashlsi3, rotrsi3, <unnamed>): Likewise.
2051 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2053 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2054 jbbccihi, jbbccisi): Remova trailing whitespace.
2055 * gcc/config/vax/constraints.md: Likewise.
2056 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2057 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2058 * gcc/config/vax/predicates.md: Likewise.
2059 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2060 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2061 * gcc/config/vax/vax.h: Likewise.
2062 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2064 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2066 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2067 (indirectable_address_p, adjacent_operands_p): Add spaces around
2069 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2071 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2073 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2074 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2075 index_term_p, reg_plus_index_p, legitimate_address_p,
2076 vax_mode_dependent_address_p): Update comments to match functions
2077 modified by the recent int->bool conversion.
2079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2081 * gcc/config/vax/builtins.md: Update copyright message.
2082 * gcc/config/vax/constraints.md: Likewise.
2083 * gcc/config/vax/netbsd-elf.h: Likewise.
2084 * gcc/config/vax/predicates.md: Likewise.
2085 * gcc/config/vax/vax-protos.h: Likewise.
2086 * gcc/config/vax/vax.c: Likewise.
2087 * gcc/config/vax/vax.h: Likewise.
2088 * gcc/config/vax/vax.md: Likewise.
2089 * gcc/config/vax/vax.opt: Likewise.
2091 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2093 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2094 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2095 * gcc/config/vax/constraints.md (B, R): Likewise.
2096 * gcc/config/vax/predicates.md (external_memory_operand,
2097 nonimmediate_addsub_di_operand): Likewise.
2098 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2099 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2100 untyped_call): Likewise.
2102 2009-04-01 Matt Thomas <matt@3am-software.com>
2104 * config/vax/predicates.md: New file.
2105 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2106 external_const_operand, nonsymbolic_operand, external_memory_operand,
2107 indirect_memory_operand, indexed_memory_operand,
2108 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2109 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2111 * config/vax/constraints.md: New file.
2112 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2114 * config/vax/builtins.md: New file.
2115 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2116 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2118 * config/vax/vax.opt (mqmath): Add option.
2119 * config/vax/vax.md (isfx): Extend with DI.
2120 (VAXintQH, VAXintQHSD): Define.
2121 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2122 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2123 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2124 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2125 (movdi): Update constraints and use vax_output_int_move().
2126 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2127 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2128 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2129 nonlocal_goto): New.
2130 (mov<mode>): Extend accepted operand types.
2131 (subdi3_old): Rename from subdi3, change update constraints and use
2132 a new implementation.
2133 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2134 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2135 MOVE_RATIO, CLEAR_RATIO): Define.
2136 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2137 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2138 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2139 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2140 (split_quadword_operands): Make static and really allow variable
2142 (print_operand_address): Update for PIC generation.
2143 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2144 indexable_address_p, fixup_mathdi_operand,
2145 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2146 (vax_float_literal, legitimate_constant_p,
2147 indirectable_constant_address_p, index_term_p,
2148 reg_plus_index_p): Return bool instead of int.
2149 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2151 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2153 (vax_output_conditional_branch): Indent.
2154 (legitimate_constant_address_p, indirectable_constant_address_p,
2155 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2156 vax_mode_dependent_address_p): Return bool instead of int, update for
2158 * config/vax/vax-protos.h (legitimate_constant_address_p,
2159 legitimate_constant_p, legitimate_address_p,
2160 vax_mode_dependent_address_p): Change declaration to bool.
2161 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2162 vax_expand_addsub_di_operands, vax_output_int_subtract,
2163 vax_output_movmemsi): Declare.
2164 (split_quadword_operands, vax_float_literal): Delete declaration.
2165 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2166 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2167 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2168 ASM_OUTPUT_DWARF_PCREL): Define.
2169 (ASM_SPEC): Change definition to allow PIC generation.
2171 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2173 * doc/sourcebuild.texi: Update front-end requirements.
2175 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2178 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2179 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2180 (booldi3_internal3): Use boolean_or_operator instead of
2183 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2186 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2187 declarator whose size is not an integer constant expression but
2188 folds to an integer constant, then treat it as a constant
2191 2009-04-01 Richard Guenther <rguenther@suse.de>
2193 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2194 i * 4 + 2 to (i * 2 + 1) * 2.
2196 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2199 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2200 return if c_parser_asm_string_literal returned NULL.
2202 2009-04-01 Nick Clifton <nickc@redhat.com>
2204 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2206 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2207 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2208 other typedefs to avoid conflicts with libgcc2.c. Define labels
2209 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2211 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2212 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2215 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2217 * varasm.c (default_function_rodata_section): Declare DOT as
2220 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2221 Andrey Galkin <agalkin@hypercom.com>
2224 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2225 Make object_name unique for each process.
2227 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2230 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2231 addressable variables in the parallel that could go out of scope while
2232 running queued tasks.
2234 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2236 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2237 (CASE_VALUES_THRESHOLD): Redefine.
2238 * config/avr/avr.c (avr_override_options): Remove initialization of
2239 avr_case_values_threshold variable.
2240 (avr_case_values_threshold): Remove variable. Add new function.
2241 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2242 * config/avr/avr.opt (mno-tablejump): Remove option.
2243 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2245 2009-04-01 DJ Delorie <dj@redhat.com>
2247 * varasm.c (default_function_rodata_section): Don't assume
2248 anything about where the first '.' in the section name is.
2250 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2252 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2253 rs6000_emit_stack_tie.
2255 2009-03-31 Ian Lance Taylor <iant@google.com>
2257 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2258 gimple_code with GIMPLE_RESX, not RESX.
2260 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2262 * c-common.c (c_get_ident): New.
2263 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2265 2009-04-01 Ben Elliston <bje@au.ibm.com>
2267 * config/rs6000/sysv4.opt (msdata): Improve option description.
2269 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2271 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2272 (divdf3_internal_lat): Remove.
2273 (divxf3_internal_lat): Remove.
2274 (divxf3_internal_thr): Remove.
2275 (divxf): Use divxf3_internal.
2276 * config/ia64/div.md (divsf3_internal_lat): New.
2277 (divdf3_internal_lat): New.
2278 (divxf3_internal): New.
2280 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2283 * Makefile.in (USE_GCC_STDINT): Define.
2284 (stmp-int-hdrs): Install stdint.h if applicable.
2285 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2287 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2288 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2289 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2290 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2291 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2292 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2293 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2294 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2295 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2296 (c_common_nodes_and_builtins): Initialize
2297 underlying_wchar_type_node. Do not initialize
2298 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2299 nodes for new types.
2300 (c_stddef_cpp_builtins): Define macros for new types.
2301 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2303 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2304 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2305 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2306 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2307 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2308 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2309 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2310 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2311 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2312 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2313 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2314 int16_type_node, int32_type_node, int64_type_node,
2315 uint8_type_node, uint16_type_node, c_uint32_type_node,
2316 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2317 int_least32_type_node, int_least64_type_node,
2318 uint_least8_type_node, uint_least16_type_node,
2319 uint_least32_type_node, uint_least64_type_node,
2320 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2321 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2322 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2323 uintptr_type_node): Define.
2324 * c-cppbuiltin.c (builtin_define_constants,
2325 builtin_define_type_minmax): New.
2326 (builtin_define_stdint_macros): Define more macros.
2327 (c_cpp_builtins): Define more limit macros.
2329 (builtin_define_type_max): Define in terms of
2330 builtin_define_type_minmax. Remove is_long parameter. All
2332 * config.gcc (use_gcc_stdint): Define.
2333 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2334 Add newlib-stdint.h for generic targets.
2335 * config/glibc-stdint.h, config/newlib-stdint.h,
2336 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2337 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2338 * config/score/score.h (UINTPTR_TYPE): Define.
2339 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2340 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2341 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2342 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2343 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2344 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2345 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2346 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2347 * config/spu/spu.h (STDINT_LONG32): Define.
2348 * configure.ac (use_gcc_stdint): Substitute.
2349 * configure: Regenerate.
2350 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2351 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2352 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2353 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2354 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2355 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2356 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2357 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2358 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2359 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2360 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2361 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2362 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2363 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2364 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2365 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2366 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2367 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2368 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2369 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2370 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2371 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2372 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2373 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2374 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2375 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2376 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2377 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2378 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2380 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2382 * loop-iv.c (suitable_set_for_replacement): Renamed from
2383 simplify_using_assignment; changed to return bool and to accept new
2384 args DEST and SRC. Return true iff we find a source/destination pair
2385 that can be used to make a replacement, and fill SRC and DEST if so.
2386 Remove arg ALTERED. Don't deal with altered regs here. All callers
2388 (simplify_using_initial_values): Deal with altered regs here and track
2389 more precisely the effect they have on the validity of our expression.
2391 * loop-iv.c (simplify_using_condition): A condition of the form
2392 (EQ REG CONST) can be used to simply make a substitution.
2393 (simplify_using_initial_values): Keep track of conditions we have seen
2394 and keep using them to simplify new expressions, while applying the
2395 same substitutions to them as to the expression.
2397 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2398 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2401 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2402 changed. Use this when trying to improve the upper bound.
2403 Generate the comparison by using simplify_gen_relational.
2405 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2407 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2409 (simplify_using_assignment, simplify_using_initial_values): Call
2410 replace_in_expr to make replacements. Call replace_single_def_regs
2411 once on the initial version of the expression.
2413 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2416 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2418 2009-03-31 Richard Guenther <rguenther@suse.de>
2421 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2422 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2424 2009-03-31 Richard Guenther <rguenther@suse.de>
2426 * tree.h (div_if_zero_remainder): Declare.
2427 * fold-const.c (div_if_zero_remainder): Export.
2428 * tree-ssa-forwprop.c
2429 (forward_propagate_addr_into_variable_array_index): Handle
2430 constant array index addition outside of the variable index.
2432 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2435 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2436 define_splits, floatunssi<mode>2): Require x87 conversions from
2437 DImode to be permitted.
2439 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2441 PR preprocessor/15638
2442 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2444 2009-03-31 Richard Guenther <rguenther@suse.de>
2448 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2449 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2450 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2451 a separate statement.
2452 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2453 (lookup_tmp_var): Likewise.
2454 (is_gimple_formal_tmp_or_call_rhs): Remove.
2455 (is_gimple_reg_or_call_rhs): Rename to ...
2456 (is_gimple_reg_rhs_or_call): ... this.
2457 (is_gimple_mem_or_call_rhs): Rename to ...
2458 (is_gimple_mem_rhs_or_call): ... this.
2459 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2460 DECL_GIMPLE_REG_P only if is_formal is true.
2461 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2462 for non-proper post-modify expression gimplification.
2463 (gimplify_self_mod_expr): For post-modify expressions gimplify
2464 the lvalue to a minimal lvalue.
2465 (rhs_predicate_for): Remove formal temp case.
2466 (gimplify_modify_expr_rhs): Likewise.
2467 (gimplify_addr_expr): Use is_gimple_reg.
2468 (gimplify_expr): Remove formal temp cases.
2469 (gimple_regimplify_operands): Likewise.
2470 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2471 and FILTER_EXPR like constants.
2472 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2474 (is_gimple_formal_tmp_rhs): Remove.
2475 (is_gimple_reg_rhs): Remove special casing.
2476 (is_gimple_mem_rhs): Fix.
2477 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2478 (is_gimple_formal_tmp_var): Remove.
2479 (is_gimple_formal_tmp_reg): Likewise.
2480 (is_gimple_min_lval): Allow invariant component ref parts.
2481 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2482 is_gimple_formal_tmp_reg): Remove declarations.
2483 * tree-cfg.c (verify_expr): Verify that variables with address
2484 taken do not have DECL_GIMPLE_REG_P set.
2485 * tree-mudflap.c (mf_build_check_statement_for): Use
2486 force_gimple_operand instead of gimplify_expr.
2488 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2490 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2491 schedulable rows to compute_split_row.
2493 2009-03-31 Ben Elliston <bje@au.ibm.com>
2496 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2499 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2501 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2502 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2503 * configure: Regenerate.
2504 * config.in: Regenerate.
2505 * config/rs6000/rs6000.opt (mtls-markers): Add.
2506 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2507 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2508 (tls_ld_aix, tls_ld_sysv): Likewise.
2509 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2510 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2512 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2514 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2516 2009-03-30 Jan Hubicka <jh@suse.cz>
2518 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2520 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2521 detection and label handling.
2523 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2525 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2526 left_conflicts_size.
2527 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2528 ALLOCNO_LEFT_CONFLICTS_SIZE.
2530 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2531 remove_allocno_from_bucket_and_push,
2532 allocno_spill_priority_compare, push_allocnos_to_stack,
2533 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2534 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2535 (setup_allocno_left_conflicts_num): Ditto. Rename to
2536 setup_allocno_left_conflicts_size.
2537 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2538 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2539 setup_allocno_left_conflicts_size instead of
2540 setup_allocno_left_conflicts_num.
2542 * ira-build.c (ira_create_allocno): Use
2543 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2544 ALLOCNO_LEFT_CONFLICTS_NUM.
2546 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2548 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2549 instead of DF_LR_OUT.
2551 * ira-lives.c (process_bb_node_lives): Ditto.
2553 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2554 instead of DF_LR_{OUT,IN}.
2556 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2558 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2560 2009-03-30 Jan Hubicka <jh@suse.cz>
2562 * except.c (label_to_region_map): Fix thinko.
2564 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2567 * tree.h (tree_find_value): New declaration.
2568 * tree.c (tree_find_value): New function.
2569 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2571 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2574 * c-decl.c (struct c_binding): Add locus field.
2575 (bind): Add locus argument, set locus field from it.
2576 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2577 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2578 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2579 implicitly_declare, undeclared_variable, lookup_label,
2580 declare_label, c_make_fname_decl, c_builtin_function,
2581 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2584 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2587 * config/i386/i386.c (classify_argument): Check total size of
2590 2009-03-30 Martin Jambor <mjambor@suse.cz>
2592 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2593 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2594 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2597 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2598 seen_variable_array_ref while also traversing a union.
2600 * tree-inline.c (optimize_inline_calls): Do not call
2601 cgraph_node_remove_callees.
2602 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2603 (pass_remove_cgraph_callee_edges): New variable.
2604 * passes.c (init_optimization_passes): Add
2605 pass_remove_cgraph_callee_edges after early inlining and before all
2606 late intraprocedural passes.
2608 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2610 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2612 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2615 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2617 * combine.c (simplify_comparison): Use have_insn_for.
2618 * dojump.c (do_jump): Likewise.
2620 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2622 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2623 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2624 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2625 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2626 instead of sparc_compare_emitted.
2627 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2628 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2629 instead of sparc_compare_emitted.
2631 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2633 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2634 enter/exit cfglayout mode.
2635 (pass_partition_block): Require it.
2636 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2637 (combine_instructions): Track basic blocks instead of labels.
2638 (update_cfg_for_uncondjump): New.
2639 (try_combine): Use it. Update jumps after rescanning.
2640 (pass_combine): Require PROP_cfglayout.
2641 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2643 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2645 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2646 Provide/destroy PROP_cfglayout respectively.
2647 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2648 * tree-pass.h (PROP_cfglayout): New.
2650 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2652 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2653 fold_convert_const_fixed_from_fixed,
2654 fold_convert_const_fixed_from_int,
2655 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2656 set TREE_CONSTANT_OVERFLOW.
2657 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2658 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2660 2009-03-30 Ira Rosen <irar@il.ibm.com>
2662 * tree-vect-loop-manip.c: New file.
2663 * tree-vectorizer.c: Update documentation and included files.
2664 (vect_loop_location): Make extern.
2665 (rename_use_op): Move to tree-vect-loop-manip.c
2666 (rename_variables_in_bb, rename_variables_in_loop,
2667 slpeel_update_phis_for_duplicate_loop,
2668 slpeel_update_phi_nodes_for_guard1,
2669 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2670 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2671 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2672 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2673 find_loop_location): Likewise.
2674 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2675 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2676 get_vectype_for_scalar_type, vect_is_simple_use,
2677 supportable_widening_operation, supportable_narrowing_operation):
2679 (bb_in_loop_p): Move to tree-vect-loop.c.
2680 (new_loop_vec_info, destroy_loop_vec_info,
2681 reduction_code_for_scalar_code, report_vect_op,
2682 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2683 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2684 (vect_supportable_dr_alignment): Likewise.
2685 * tree-vectorizer.h (tree-data-ref.h): Include.
2686 (vect_loop_location): Declare.
2687 Reorganize function declarations according to the new file structure.
2688 * tree-vect-loop.c: New file.
2689 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2690 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2691 * tree-vect-data-refs.c: New file.
2692 * tree-vect-patterns.c (timevar.h): Don't include.
2693 * tree-vect-stmts.c: New file.
2694 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2695 tree-vect-slp.c, tree-vect-loop.c.
2696 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2697 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2698 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2699 (tree-vect-analyze.o): Remove.
2700 (tree-vect-transform.o): Likewise.
2701 (tree-vect-data-refs.o): Add rule.
2702 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2703 tree-vect-slp.o): Likewise.
2704 (tree-vect-patterns.o): Remove redundant dependencies.
2705 (tree-vectorizer.o): Likewise.
2706 * tree-vect-slp.c: New file.
2708 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2710 * optc-gen.awk: Warn if an option flag has multiple different
2713 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2715 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2716 -floop-block): Document dependences on PPL, CLooG and Graphite.
2718 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2720 PR rtl-optimization/323
2721 * c-common.c (c_fully_fold, convert_and_check,
2722 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2723 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2724 * c-common.def (EXCESS_PRECISION_EXPR): New.
2725 * c-cppbuiltin.c (builtin_define_float_constants): Define
2726 constants with enough digits for long double.
2727 * c-lex.c (interpret_float): Interpret constant with excess
2728 precision where appropriate.
2729 * c-opts.c (c_common_post_options): Set
2730 flag_excess_precision_cmdline. Give an error for
2731 -fexcess-precision=standard for C++ for processors where the
2732 option is significant.
2733 * c-parser.c (c_parser_conditional_expression): Handle excess
2734 precision in condition.
2735 * c-typeck.c (convert_arguments): Handle arguments with excess
2737 (build_unary_op): Move excess precision outside operation.
2738 (build_conditional_expr): Likewise.
2739 (build_compound_expr): Likewise.
2740 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2741 (build_modify_expr): Handle excess precision in RHS.
2742 (convert_for_assignment): Handle excess precision in converted
2744 (digest_init, output_init_element, process_init_element): Handle
2745 excess precision in initializer.
2746 (c_finish_return): Handle excess precision in return value.
2747 (build_binary_op): Handle excess precision in operands and add
2748 excess precision as needed for operation.
2749 * common.opt (-fexcess-precision=): New option.
2750 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2751 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2752 For standard excess precision, output explicit conversion to and
2753 truncation from XFmode.
2754 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2755 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2756 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2757 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2758 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2759 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2760 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2761 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2762 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2763 define_splits, sqrt<mode>2): Disable where appropriate for
2764 standard excess precision.
2765 * convert.c (convert_to_real): Do not shorten arithmetic to type
2766 for which excess precision would be used.
2767 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2768 * doc/invoke.texi (-fexcess-precision=): Document option.
2769 (-mfpmath=): Correct index entry.
2770 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2771 flag_excess_precision): New.
2772 * langhooks.c (lhd_post_options): Set
2773 flag_excess_precision_cmdline.
2774 * opts.c (common_handle_option): Handle -fexcess-precision=.
2775 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2776 init_excess_precision): New.
2777 (lang_dependent_init_target): Call init_excess_precision.
2778 * tree.c (excess_precision_type): New.
2779 * tree.h (excess_precision_type): Declare.
2781 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2784 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2785 non-lvalue to component.
2787 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2789 PR preprocessor/34695
2790 * Makefile.in (c-opts.o): Depend on c-tree.h.
2791 * c-common.c: Move down include of diagnostic.h.
2792 (done_lexing, c_cpp_error): New.
2793 * c-common.h (done_lexing): Declare.
2794 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2796 * c-opts.c: Include c-tree.h.
2797 (c_common_init_options): Set preprocessor error callback.
2798 (c_common_handle_option): Do not set preprocessor
2799 inhibit_warnings, warnings_are_errors, warn_system_headers,
2800 pedantic_errors or inhibit_warnings flags.
2801 (c_common_post_options): Do not check cpp_errors (parse_in).
2802 (c_common_finish): Do not output dependencies if there were
2803 errors. Do not check return value of cpp_finish.
2804 * c-ppoutput.c (pp_file_change): Set input_location.
2805 * c-tree.h (c_cpp_error): Declare.
2806 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2808 (diagnostic_build_prefix): Check override_column.
2809 * diagnostic.h (diagnostic_info): Add override_column field.
2810 (diagnostic_override_column): Define.
2812 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2814 * c-common.c (c_expand_expr, c_staticp): Remove.
2815 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2816 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2817 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2818 * c-gimplify.c (gimplify_compound_literal_expr,
2819 optimize_compound_literals_in_ctor): Remove.
2820 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2821 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2822 * c-semantics.c (emit_local_var): Remove.
2824 * langhooks-def.h (lhd_expand_expr): Remove.
2825 * langhooks.c (lhd_expand_expr): Remove.
2826 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2828 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2829 handling from c-semantics.c; don't call into langhook.
2830 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2831 * gimplify.c (gimplify_compound_literal_expr,
2832 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2833 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2834 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2835 as was done in c-gimplify.c.
2836 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2837 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2838 Move from c-common.h.
2839 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2841 * tree.c (staticp): Do not call langhook.
2842 * langhooks.c (lhd_staticp): Delete.
2843 * langhooks-def.h (lhd_staticp): Delete prototype.
2844 (LANG_HOOKS_STATICP): Delete.
2845 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2847 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2848 instead of DECL_STMTs.
2850 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2858 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2860 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2861 contained expression.
2862 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2863 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2864 conditional expressions for C.
2865 (decl_constant_value_for_optimization): Move from
2866 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2867 whether optimizing and that the expression is a VAR_DECL not of
2868 array type instead of doing such checks in the caller. Do not
2869 check pedantic. Call gcc_unreachable for C++.
2870 * c-common.def (C_MAYBE_CONST_EXPR): New.
2871 * c-common.h (c_fully_fold, c_save_expr,
2872 decl_constant_value_for_optimization): New prototypes.
2873 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2874 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2875 EXPR_INT_CONST_OPERANDS): Define.
2876 * c-convert.c (convert): Strip nops from expression.
2877 * c-decl.c (groktypename): Take extra parameters expr and
2878 expr_const_operands. Update call to grokdeclarator.
2879 (start_decl): Update call to grokdeclarator. Add statement for
2880 expressions used in type of decl.
2881 (grokparm): Update call to grokdeclarator.
2882 (push_parm_decl): Update call to grokdeclarator.
2883 (build_compound_literal): Add parameter non_const and build a
2884 C_MAYBE_COSNT_EXPR if applicable.
2885 (grokdeclarator): Take extra parameters expr and
2886 expr_const_operands. Track expressions used in declaration
2887 specifiers and declarators. Fold array sizes and track whether
2888 they are constant expressions and whether they are integer
2889 constant expressions.
2890 (parser_xref_tag): Set expr and expr_const_operands fields in
2892 (grokfield): Update call to grokdeclarator.
2893 (start_function): Update call to grokdeclarator.
2894 (build_null_declspecs): Set expr and expr_const_operands fields in
2896 (declspecs_add_type): Handle expressions in typeof specifiers.
2897 * c-parser.c (c_parser_declspecs): Set expr and
2898 expr_const_operands fields for declaration specifiers.
2899 (c_parser_enum_specifier): Likewise.
2900 (c_parser_struct_or_union_specifier): Likewise.
2901 (c_parser_typeof_specifier): Likewise. Update call to
2902 groktypename. Fold expression as needed. Return expressions with
2903 type instead of adding statements.
2904 (c_parser_attributes): Update calls to c_parser_expr_list.
2905 (c_parser_statement_after_labels): Fold expression before passing
2906 to objc_build_throw_stmt.
2907 (c_parser_condition): Fold expression.
2908 (c_parser_asm_operands): Fold expression.
2909 (c_parser_conditional_expression): Use c_save_expr. Update call
2910 to build_conditional_expr.
2911 (c_parser_alignof_expression): Update call to groktypename.
2912 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2913 original_code. Fold expression argument of va_arg. Create
2914 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2915 argument to va_arg. Update calls to groktypename. Fold array
2916 index for offsetof. Verify that first argument to
2917 __builtin_choose_expr has integer type.
2918 (c_parser_postfix_expression_after_paren_type): Update calls to
2919 groktypename and build_compound_literal. Handle expressions with
2920 side effects in type name.
2921 (c_parser_postfix_expression_after_primary): Update call to
2922 c_parser_expr_list. Set original_code for calls to
2923 __builtin_constant_p.
2924 (c_parser_expr_list): Take extra parameter fold_p. Fold
2925 expressions if requested.
2926 (c_parser_objc_type_name): Update call to groktypename.
2927 (c_parser_objc_synchronized_statement): Fold expression.
2928 (c_parser_objc_receiver): Fold expression.
2929 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2930 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2931 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2932 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2933 (struct c_typespec): Add elements expr and expr_const_operands.
2934 (struct c_declspecs): Add elements expr and expr_const_operands.
2935 (groktypename, build_conditional_expr, build_compound_literal):
2937 (in_late_binary_op): Declare.
2938 * c-typeck.c (note_integer_operands): New function.
2939 (in_late_binary_op): New variable.
2940 (decl_constant_value_for_broken_optimization): Move to c-common.c
2941 and rename to decl_constant_value_for_optimization.
2942 (default_function_array_conversion): Do not strip nops.
2943 (default_conversion): Do not call
2944 decl_constant_value_for_broken_optimization.
2945 (build_array_ref): Do not fold result.
2946 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2947 result when operand is a VLA.
2948 (c_expr_sizeof_type): Update call to groktypename. Handle
2949 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2950 result when operand names a VLA type.
2951 (build_function_call): Update call to build_compound_literal.
2952 Only fold result for calls to __builtin_* functions. Strip
2953 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2954 the function designator.
2955 (convert_arguments): Fold arguments. Update call to
2956 convert_for_assignment.
2957 (build_unary_op): Handle increment and decrement of
2958 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2959 decrement earlier. Fold operand of increment and decrement.
2960 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2961 built for integer operand. Wrap returns that are INTEGER_CSTs
2962 without being integer constant expressions or that have integer
2963 constant operands without being INTEGER_CSTs.
2964 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2965 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2966 result is an integer constant expression or can be used in
2967 unevaluated parts of one and avoid folding and wrap as
2968 appropriate. Fold operands before possibly doing -Wsign-compare
2970 (build_compound_expr): Wrap result for C99 if operands can be used
2971 in integer constant expressions.
2972 (build_c_cast): Update call to digest_init. Do not ignore
2973 overflow from casting floating-point constants to integers. Wrap
2974 results that could be confused with integer constant expressions,
2975 null pointer constants or floating-point constants.
2976 (c_cast_expr): Update call to groktypename. Handle expressions
2977 included in type name.
2978 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2979 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2980 Update calls to convert_for_assignment.
2981 (convert_for_assignment): Take new parameter
2982 null_pointer_constant. Do not strip nops or call
2983 decl_constant_value_for_broken_optimization. Set
2984 in_late_binary_op for conversions to boolean.
2985 (store_init_value): Update call to digest_init.
2986 (digest_init): Take new parameter null_pointer_constant. Do not
2987 call decl_constant_value_for_broken_optimization. pedwarn for
2988 initializers not constant expressions. Update calls to
2989 convert_for_assignment.
2990 (constructor_nonconst): New.
2991 (struct constructor_stack): Add nonconst element.
2992 (really_start_incremental_init, push_init_level, pop_init_level):
2993 Handle constructor_nonconst and nonconst element.
2994 (set_init_index): Call constant_expression_warning for array
2996 (output_init_element): Fold value. Set constructor_nonconst as
2997 applicable. pedwarn for initializers not constant expressions.
2998 Update call to digest_init. Call constant_expression_warning
2999 where constant initializers are required.
3000 (process_init_element): Use c_save_expr.
3001 (c_finish_goto_ptr): Fold expression.
3002 (c_finish_return): Fold return value. Update call to
3003 convert_for_assignment.
3004 (c_start_case): Fold switch expression.
3005 (c_process_expr_stmt): Fold expression.
3006 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3007 ensure statement expression is not evaluated in constant expression.
3008 (build_binary_op): Track whether results are integer constant
3009 expressions or may occur in such, disable folding and wrap results
3010 as applicable. Fold operands for -Wsign-compare warnings unless
3012 (c_objc_common_truthvalue_conversion): Handle results folded to
3013 integer constants that are not integer constant expressions.
3014 * doc/extend.texi: Document when typeof operands are evaluated,
3015 that condition of __builtin_choose_expr is an integer constant
3016 expression, and more about use of __builtin_constant_p in
3019 2009-03-29 Richard Guenther <rguenther@suse.de>
3021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3022 propagate addresses of array references.
3024 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3026 * regmove.c (perhaps_ends_bb_p): Remove.
3027 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3028 from INSN and check that the main loop stays within that basic block.
3029 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3030 (regmove_forward_pass): Split out from regmove_optimize. Use
3031 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3032 (regmove_backward_pass): Split out from regmove_optimize. Use
3033 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3034 (regmove_optimize): Simplify.
3036 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3039 * config/i386/i386.c (classify_argument): Ignore flexible array
3040 member in struct and warn ABI change.
3042 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3044 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3046 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3047 (ix86_adjust_cost): Updated.
3049 2009-03-29 Jan Hubicka <jh@suse.cz>
3052 * tree-pass.h (pass_cleanup_eh): New function.
3053 (remove_unreachable_regions): Break code handling RTL
3054 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3055 that can not be reached by runtime.
3056 (can_be_reached_by_runtime): New function.
3057 (label_to_region_map): New function.
3058 (num_eh_regions): New function.
3059 (rtl_remove_unreachable_regions): New function.
3060 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3061 (remove_eh_region): New function.
3062 * except.h: Include sbitmap and vecprim.
3063 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3064 num_eh_regions): Declare.
3065 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3066 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3067 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3068 (tree_empty_eh_handler_p): New function.
3069 (cleanup_empty_eh): New function.
3070 (cleanup_eh): New function.
3071 (pass_cleanup_eh): New function.
3073 2009-03-29 Jan Hubicka <jh@suse.cz>
3075 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3076 for removed regions.
3078 2009-03-29 Jan Hubicka <jh@suse.cz>
3080 * except.c (dump_eh_tree): Dump all datastructures.
3082 2009-03-29 Jan Hubicka <jh@suse.cz>
3084 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3085 (duplicate_eh_regions_1): Likewise.
3086 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3087 vector; call EH verification.
3088 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3089 Be ready for region being removed.
3091 2009-03-29 Jan Hubicka <jh@suse.cz>
3093 * bitmap.c (bitmap_last_set_bit): New function.
3094 * bitmap.h (bitmap_last_set_bit): Declare.
3096 2009-03-29 David Ayers <ayers@fsfe.org>
3099 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3100 by calling objc_compare_types and surpress warnings about
3101 incompatible C pointers that are compatible ObjC pointers.
3103 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3105 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3106 call initialize_inline_failed.
3107 (initialize_inline_failed): Move it from here ...
3108 * cgraph.c (initialize_inline_failed): ... to here.
3109 (cgraph_create_edge): Call initialize_inline_failed rather than
3110 setting inline_failed directly.
3112 2009-03-29 Ben Elliston <bje@au.ibm.com>
3115 * sysv4.opt (msdata): Improve comment.
3116 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3117 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3119 2009-03-29 Ben Elliston <bje@au.ibm.com>
3122 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3123 load and store attributes.
3125 2009-03-29 Ben Elliston <bje@au.ibm.com>
3127 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3128 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3129 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3130 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3131 __builtin_infq and __builtin_huge_valq.
3133 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3135 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3137 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3138 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3140 2009-03-28 Xinliang David Li <davidxl@google.com>
3142 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3143 (do_dbg_cnt): New function.
3145 2009-03-28 Jan Hubicka <jh@suse.cz>
3147 Merge from pretty-ipa:
3149 2009-03-27 Jan Hubicka <jh@suse.cz>
3151 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3152 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3153 * passes.c (function_called_by_processed_nodes_p): New.
3154 * ipa-pure-const.c (check_call): Fix handling of operands.
3155 (analyze_function): Dump debug output for skipped bodies.
3156 (local_pure_const): Use function_called_by_processed_nodes_p.
3157 * dwarf2out.c (reference_to_unused): Use output.
3158 * passes.c (do_per_function_toporder): Likewise.
3160 2008-11-12 Jan Hubicka <jh@suse.cz>
3162 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3163 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3164 state_set_in_source enum
3165 (check_decl): Ignore memory tags; do not set fake looping flags;
3167 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3168 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3169 (check_call, analyze_function): Rewrite.
3171 (add_new_function): Update call of analyze_function.
3172 (generate_summary): Add call of analyze_function.
3173 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3174 (local_pure_const): New function.
3175 (pass_local_pure_const): New pass.
3176 * ipa-inline.c (inline_transform): Set after_inlining.
3177 * tree-eh.c (stmt_can_throw_external): New.
3178 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3179 work with aliasing built.
3180 * tree-flow.h (stmt_can_throw_external): New.
3181 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3182 and local pure/const pass in early and late optimization queue.
3184 2009-03-28 Martin Jambor <mjambor@suse.cz>
3186 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3188 (fold_binary): Allow function decl aligment consideration is the
3189 second argument is integer constant one.
3190 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3191 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3192 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3194 2009-03-28 Jan Hubicka <jh@suse.cz>
3196 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3197 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3198 * function.h (rtl_data): Add nothrow flag.
3199 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3200 set DECL_NOTHROW for AVAILABLE functions.
3202 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3204 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3205 following vector keyword has expansion starting with pixel or bool
3206 keyword, expand vector to __vector and pixel or bool to __pixel or
3210 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3211 warn_if_disallowed_function_p): Removed.
3212 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3213 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3214 warning_if_disallowed_function_p.
3215 * flags.h (warn_if_disallowed_function_p,
3216 warn_disallowed_functions): Removed.
3217 * common.opt (Wdisallowed-function-list=): Removed.
3218 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3220 2009-03-28 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/38723
3223 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3226 2009-03-28 Jan Hubicka <jh@suse.cz>
3228 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3229 test introduced by my previous patch.
3231 2009-03-28 Richard Guenther <rguenther@suse.de>
3233 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3234 the PHIs value undefined.
3236 2009-03-28 Jan Hubicka <jh@suse.cz>
3238 * tree-pass.h (pass_fixup_cfg): New pass.
3239 * ipa-inline.c (inline_transform): Set
3240 always_inline_functions_inlined/after_inlining.
3241 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3242 (pass_fixup_cfg): New pass.
3243 * passes.c (init_optimization_passes): Add fixup_cfg.
3245 2009-03-28 Richard Guenther <rguenther@suse.de>
3247 PR tree-optimization/38458
3248 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3249 argument use the arguments copy-of value.
3251 2009-03-28 Richard Guenther <rguenther@suse.de>
3253 PR tree-optimization/38180
3254 * tree-ssa-ccp.c (get_default_value): Simplify.
3255 (likely_value): Likewise.
3256 (surely_varying_stmt_p): Properly handle VOP case.
3257 (ccp_initialize): Likewise.
3258 (ccp_fold): Handle propagating through *&.
3259 (fold_const_aggregate_ref): Also handle decls.
3261 2009-03-28 Jan Hubicka <jh@suse.cz>
3263 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3264 * cgraph.h (cgraph_node): Likewise.
3265 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3266 (cgraph_reset_node): Use process flag.
3267 (cgraph_mark_functions_to_output): Likewise.
3268 (cgraph_expand_function): Likewise.
3269 (cgraph_expand_all_functions): Likewise.
3270 (cgraph_output_in_order): Likewise.
3271 * dwarf2out.c (reference_to_unused): Likewise.
3272 * passes.c do_per_function_toporder): Likewise.
3274 2009-03-28 Jan Hubicka <jh@suse.cz>
3276 Bring from lto-branch:
3278 2008-09-03 Doug Kwan <dougkwan@google.com>
3280 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3281 enums instead of reason strings.
3282 * cgraph.c (cgraph_create_edge): Same.
3283 (cgraph_inline_failed_string): New function.
3284 * cgraph.h (cgraph_inline_failed_t): New enum type.
3285 (cgraph_inline_failed_string): New prototype.
3286 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3287 char pointer to cgraph_inline_failed_t.
3288 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3289 (cgraph_default_inline_p): Ditto.
3290 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3291 to cgraph_inline_failed_t pointer.
3292 * cif-code.def: New file.
3293 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3295 (cgraph_check_inline_limits): Change type of REASON to pointer to
3296 cgraph_inline_failed_t. Replace reason strings with enums.
3297 (cgraph_default_inline_p): Ditto.
3298 (cgraph_recursive_inlining_p): Ditto.
3299 (update_caller_keys): Change type of FAILED_REASON to
3300 cgraph_inline_failed_t.
3301 (cgraph_set_inline_failed): Change type of REASON to pointer to
3302 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3303 convert enums to strings for text output.
3304 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3305 to be of type cgraph_inline_failed_t. Replace reason strings with
3306 enums. Call cgraph_inline_failed_string to covert enums
3307 to strings for text output.
3308 (cgraph_decide_inlining): Replace reason strings with enums.
3309 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3310 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3312 * tree-inline.c (expand_call_inline): Change type of REASON
3313 to cgraph_inline_failed_t. Replace reason strings with enums.
3314 Call cgraph_inline_failed_string for text output.
3315 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3318 2009-03-28 Jan Hubicka <jh@suse.cz>
3320 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3321 cgraph_clone_node): Remove master clone handling.
3322 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3323 * cgraph.h (master_clone): Remove.
3324 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3325 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3326 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3328 2009-03-28 Jan Hubicka <jh@suse.cz>
3330 * cgraph.c (cgraph_function_body_availability): Functions declared
3331 inline are always safe to assume that it is not going to be replaced.
3333 2009-03-28 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/38513
3336 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3338 EXC_PTR_EXPR and FILTER_EXPR.
3339 (get_ref_from_reference_ops): Likewise.
3341 2009-03-28 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/38968
3344 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3345 Use FLOOR_MOD_EXPR to compute misalignment.
3347 2009-03-28 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/37795
3350 * tree.h (combine_comparisons): Declare.
3351 * fold-const.c (combine_comparisons): Export.
3352 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3354 (ifcombine_iforif): Use combine_comparisons.
3356 2009-03-28 Jan Hubicka <jh@suse.cz>
3358 * tree-eh.c (inlinable_call_p): New function.
3359 (make_eh_edges): Use it.
3360 (verify_eh_edges): Use it.
3361 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3362 * except.c (reachable_next_level): Add inlinable_function argument
3363 (sjlj_find_directly_reachable_regions): Update.
3364 (add_reachable_handler): Do not set saw_any_handlers.
3365 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3366 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3367 Add new inlinable call parameter.
3368 (can_throw_internal, can_throw_external): Update.
3369 * except.h (can_throw_internal_1, can_throw_external_1,
3370 foreach_reachable_handler): Update declaration.
3372 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3374 * config/arm/t-arm-coff, config/h8300/coff.h,
3375 config/i386/i386-aout.h, config/i386/i386-coff.h,
3376 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3377 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3378 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3379 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3380 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3381 sys-types.h: Remove.
3382 * Makefile.in: Remove protoize and fixproto support and references
3384 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3385 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3387 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3388 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3389 unprotoize$(exeext).
3390 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3391 (.PHONY): Don't depend on proto.
3392 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3393 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3394 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3395 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3396 build/gen-protos.o, build/scan.o, xsys-protos.h,
3397 build/fix-header$(build_exeext), build/fix-header.o,
3398 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3399 stmp-install-fixproto): Remove.
3400 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3401 SYSCALLS.c or fixproto files.
3402 (install-common): Don't install protoize.
3403 (install-headers-tar, install-headers-cpio, install-headers-cp):
3404 Don't depend on $(STMP_FIXPROTO).
3405 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3406 install fixproto files or write out fixproto settings.
3407 (uninstall): Don't uninstall protoize.
3408 * config.gcc (use_fixproto): Remove.
3409 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3410 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3411 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3412 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3413 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3414 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3415 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3416 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3417 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3418 * config/t-vxworks (STMP_FIXPROTO): Remove.
3419 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3420 STMP_FIXPROTO): Remove.
3421 * config.in, configure: Regenerate.
3422 * crtstuff.c (gid_t, uid_t): Don't undefine.
3423 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3424 (arm-*-coff, arm-*-aout: Remove target entries.
3425 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3426 Remove mention of AIX 4.1.
3427 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3428 * doc/invoke.texi (Running Protoize): Remove.
3429 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3430 (Protoize Caveats): Remove.
3431 * tsystem.h: Update comments on headers assumed to exist.
3433 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3435 * genautomata.c: Add a new year to the copyright. Add a new
3437 (struct insn_reserv_decl): Add comments for member bypass_list.
3438 (find_bypass): Remove.
3439 (insert_bypass): New.
3440 (process_decls): Use insert_bypass.
3441 (output_internal_insn_latency_func): Output all bypasses with the
3442 same input insn in one switch case.
3444 * rtl.def (define_bypass): Describe bypass choice.
3445 * doc/md.texi (define_bypass): Ditto.
3447 2009-03-27 Richard Guenther <rguenther@suse.de>
3449 * gimplify.c (mark_addressable): Export.
3450 * tree-flow.h (mark_addressable): Declare.
3451 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3452 * tree-ssa.c (verify_phi_args): Verify that address taken
3453 variables have TREE_ADDRESSABLE set.
3455 2009-03-27 Richard Guenther <rguenther@suse.de>
3457 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3458 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3459 Do not mark decls TREE_ADDRESSABLE.
3460 (build_fold_addr_expr): Adjust.
3461 (fold_addr_expr): Remove.
3462 (fold_unary): Use build_fold_addr_expr.
3463 (fold_comparison): Likewise.
3464 (split_address_to_core_and_offset): Likewise.
3465 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3467 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3468 (gimplify_modify_expr_to_memcpy): Mark source and destination
3470 * omp-low.c (create_omp_child_function): Mark the object decl
3472 (lower_rec_input_clauses): Mark the var we take the address of
3474 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3476 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3479 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3480 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3482 2009-03-27 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/39120
3485 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3487 (handle_lhs_call): Process return constraints. Add escape
3488 constraints if necessary.
3489 (handle_const_call): Fill out return constraints. Make nested
3490 case more precise. Avoid consttmp if possible.
3491 (handle_pure_call): Fill out return constraints. Avoid
3492 callused if possible.
3493 (find_func_aliases): Simplify call handling.
3495 2009-03-27 Richard Guenther <rguenther@suse.de>
3497 PR tree-optimization/39120
3498 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3499 as a representative.
3500 (solve_graph): Do propagate CALLUSED.
3501 (handle_pure_call): Use a scalar constraint from CALLUSED for
3503 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3506 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3509 * c-common.c (handle_aligned_attribute): Properly check alignment
3510 overflow. Use (1U << i) instead of (1 << i).
3512 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3514 * expr.h (get_mem_align_offset): Updated.
3516 * tree.h (tree_decl_common): Change align to "unsigned int" and
3517 move it before pointer_alias_set.
3519 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3520 Jakub Jelinek <jakub@redhat.com>
3523 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3524 gr_register_operand with gr_reg_or_0_operand.
3525 (cmpxchg_rel_di): Likewise.
3526 (sync_lock_test_and_set<mode>): Likewise.
3528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3530 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3531 (true_regnum): Likewise.
3533 * rtlanal.c (subreg_info): Moved to ...
3534 * rtl.h (subreg_info): Here. New.
3535 (subreg_get_info): New.
3537 * rtlanal.c (subreg_get_info): Make it extern.
3539 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3542 * config/i386/i386.c (ix86_abi): New.
3543 (override_options): Handle -mabi=.
3544 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3545 (ix86_call_abi_override): Likewise.
3546 (init_cumulative_args): Likewise.
3547 (function_arg_advance): Likewise.
3548 (function_arg_64): Likewise.
3549 (function_arg): Likewise.
3550 (ix86_pass_by_reference): Likewise.
3551 (ix86_function_value_regno_p): Likewise.
3552 (ix86_build_builtin_va_list_abi): Likewise.
3553 (setup_incoming_varargs_64): Likewise.
3554 (is_va_list_char_pointer): Likewise.
3555 (ix86_init_machine_status): Likewise.
3556 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3557 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3558 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3559 (ix86_function_abi): Make it static and return enum calling_abi.
3560 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3562 (ix86_fn_abi_va_list): Updated.
3564 * config/i386/i386.h (ix86_abi): New.
3565 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3566 (CONDITIONAL_REGISTER_USAGE): Likewise.
3567 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3568 (machine_function): Likewise.
3570 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3572 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3573 (STACK_BOUNDARY): Likewise.
3574 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3576 * config/i386/i386.opt (mabi=): New.
3578 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3579 return enum calling_abi.
3580 (ix86_function_type_abi): Likewise.
3581 (ix86_function_abi): Removed.
3583 * doc/invoke.texi: Document -mabi= option for x86.
3585 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * builtins.c (real_dconstp): Delete.
3588 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3590 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3591 Jakub Jelinek <jakub@redhat.com>
3594 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3595 (gen_subprogram_die): When a function is explicit, generate the
3596 DW_AT_explicit attribute.
3597 * langhooks.h (struct lang_hooks_for_decls): Add
3598 function_decl_explicit_p langhook.
3599 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3600 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3602 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3604 * builtins.c (fold_builtin_memory_op): Optimize memmove
3605 into memcpy if we can prove source and destination don't overlap.
3607 * tree-inline.c: Include gt-tree-inline.h.
3608 (clone_fn_id_num): New variable.
3609 (clone_function_name): New function.
3610 (tree_function_versioning): Use it.
3611 * Makefile.in (GTFILES): Add tree-inline.c.
3613 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3615 * BASE-VER: Change to 4.5.0.
3617 2009-03-27 Xinliang David Li <davidxl@google.com>
3619 PR tree-optimization/39557
3620 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3622 2009-03-27 Xinliang David Li <davidxl@google.com>
3624 PR tree-optimization/39548
3625 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3628 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3630 * c-common.c (pointer_int_sum): Use %wd on return from
3633 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3635 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3636 on return from tree_low_cst.
3638 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3641 * ginclude/stdarg.h (va_copy): Define also for
3642 __GXX_EXPERIMENTAL_CXX0X__.
3644 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3647 * builtins.h (c_strlen): Do not warn here.
3648 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3649 * c-common.c (pointer_int_sum): Take an explicit location.
3650 Warn about offsets out of bounds.
3651 * c-common.h (pointer_int_sum): Adjust declaration.
3653 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3655 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3658 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3661 * opts.c (warn_if_disallowed_function_p): Don't assume
3662 get_callee_fndecl must return non-NULL.
3664 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3666 PR rtl-optimization/39522
3667 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3668 when reg_reloaded_valid is set.
3670 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3672 * config/spu/divv2df3.c: New file.
3673 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3674 (DPBIT_FUNCS): Filter out _div_df.
3676 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3678 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3679 a jump insn, count that jump in the distance to the loop start.
3681 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3684 * config/sh/sh.c (calc_live_regs): Fix condition for global
3685 registers except PIC_OFFSET_TABLE_REGNUM.
3687 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3690 * doc/invoke.texi (-mconsole): New.
3694 (-mnop-fun-dllimport): New.
3698 (sub section "i386 and x86-64 Windows Options"): New.
3700 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3702 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3703 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3705 2009-03-25 Richard Guenther <rguenther@suse.de>
3708 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3711 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3713 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3714 neither of haifa/selective schedulers are working.
3716 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3718 * doc/invoke.texi (Debugging Options): Fix description of
3719 -fno-merge-debug-strings.
3721 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3723 * config/cris/libgcc.ver: New version-script.
3724 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3726 * configure.ac <GAS features, nop mnemonic>: Add pattern
3727 crisv32-*-* for "nop".
3728 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3729 * configure: Regenerate.
3731 2009-03-24 Ira Rosen <irar@il.ibm.com>
3733 PR tree-optimization/39529
3734 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3735 mark_sym_for_renaming for the tag copied to the new vector
3738 2009-03-24 Arthur Loiret <aloiret@debian.org>
3740 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3741 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3742 EXTRA_SPEC_FUNCTIONS.
3743 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3744 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3745 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3746 -march and -mtune options.
3748 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3750 * config/m68k/t-rtems: Add m5329 multilib.
3752 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3753 Jakub Jelinek <jakub@redhat.com>
3756 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3759 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3762 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3763 instead of c_parser_expression_conv, if original_code isn't one of the
3764 4 allowed comparison codes, fail.
3766 2009-03-23 Richard Guenther <rguenther@suse.de>
3768 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3769 * tree.h (struct tree_type): Likewise.
3770 * reload.h (struct insn_chain): Likewise.
3771 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3772 * function.h (struct function): Likewise.
3773 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3775 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3777 PR tree-optimization/39516
3778 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3780 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3782 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3783 should be set true if BITS_PER_WORD of target is bigger than 32
3785 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3787 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3788 Translate -B-options to -rpath-link. Correct existing
3789 rpath-link and conditionalize on !nostdlib.
3791 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3793 * doc/extend.texi (Function Attributes, Variable Attributes):
3795 * doc/invoke.texi (Debugging Options, Optimize Options)
3796 (i386 and x86-64 Options, MCore Options): Likewise.
3798 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3801 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3802 it for block local namespace aliases.
3803 (gen_decl_die): Pass context_die to gen_namespace_die.
3805 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3808 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3809 minimum or maximum value.
3811 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3813 * reginfo.c (globalize_reg): Recompute derived reg sets.
3815 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3818 * libgcc2.c (mprotect): Do not use signed arguments for
3819 VirtualProtect, use DWORD arguments. Also fix the 'may
3820 be used uninitialized' warning for the np variable.
3822 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3825 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3826 functions using regparm calling conventions when not optimizing.
3827 (ix86_function_sseregparm): Similarly for sseregparm calling
3830 2009-03-19 Li Feng <nemokingdom@gmail.com>
3833 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3834 dependence if the first conflict is after niter iterations.
3836 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3839 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3840 functions with dynamic stack-pointer adjustments.
3842 2009-03-19 Ben Elliston <bje@au.ibm.com>
3844 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3845 option; change to -msdata=data.
3847 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3849 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3852 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3855 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3857 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3859 * doc/invoke.texi (Code Gen Options): Expand discussion of
3862 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3864 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3865 * matrix-reorg.c (struct matrix_info): Likewise.
3866 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3867 * rtl.h (struct mem_attrs): Likewise.
3868 * df.h (struct df): Likewise.
3869 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3870 * ira-int.h (struct ira_allocno): Likewise.
3871 * df-scan.c (struct df_collection_rec): Likewise.
3872 * ira.c (struct equivalence): Likewise.
3873 * function.c (struct temp_slot): Likewise.
3874 * cfgloop.h (struct loop): Likewise.
3877 * function.c (use_register_for_decl): When not optimizing, disregard
3878 register keyword for variables with types containing methods.
3880 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3883 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3884 (is_simple_operand): Call contains_component_ref_p before calling data
3885 reference analysis that would fail on COMPONENT_REFs.
3887 * tree-vrp.c (search_for_addr_array): Fix formatting.
3889 2009-03-18 Richard Guenther <rguenther@suse.de>
3891 * tree-vect-transform.c (vect_loop_versioning): Fold the
3892 generated comparisons.
3893 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3894 (slpeel_tree_peel_loop_to_edge): Likewise.
3896 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3899 * opts.c (print_specific_help): In addition to `undocumented',
3900 accept `separate' and `joined' flags if passed alone. Describe
3901 output by the first matched one of those.
3902 (common_handle_option): Skip over empty strings.
3903 * gcc.c (display_help): Fix help string for `--help='.
3904 * doc/invoke.texi (Option Summary, Overall Options): With
3905 `--help=', classes and qualifiers can both be repeated, but
3906 only the latter can be negated. One should not pass only
3907 negated qualifiers. Fix markup and examples.
3910 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3912 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3913 and -fhelp=separate.
3915 2009-03-17 Jing Yu <jingyu@google.com>
3918 * function.h (struct rtl_data): Move is_thunk from here...
3919 (struct function): ...to here.
3920 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3921 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3923 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3925 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3926 (alpha_output_function_end_prologue): Likewise.
3927 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3928 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3929 (rs6000_output_function_epilogue): Likewise.
3930 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3932 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3935 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3936 from different units in a single alternative.
3937 (*truncdfsf_i387): Ditto.
3938 (*truncxfsf2_mixed): Ditto.
3939 (*truncxfdf2_mixed): Ditto.
3941 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3943 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3944 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3947 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3948 unused non-artificial variables when not optimizing.
3951 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3952 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3953 NAMESPACE_DECL in its DECL_INITIAL.
3956 * optabs.c (set_user_assembler_libfunc): New function.
3957 * expr.h (set_user_assembler_libfunc): New prototype.
3958 * c-common.c: Include libfuncs.h.
3959 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3960 for memcmp, memset, memcpy, memmove and abort.
3961 * Makefile.in (c-common.o): Depend on libfuncs.h.
3964 * dwarf2out.c (gen_inlined_enumeration_type_die,
3965 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3966 gen_tagged_type_instantiation_die): Removed.
3967 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3970 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3973 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3975 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3976 (check-parallel-%): Ditto.
3977 (check-consistency): Ditto.
3979 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3981 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3982 local variable rhs by NULL_TREE.
3984 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3987 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3989 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3992 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3994 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3997 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3998 for ms->sysv ABI calls only in 64bit mode.
4000 * config/i386/i386.md (untyped_call): Support 32bit.
4002 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4004 * doc/extend.texi: Replace x86_65 with x86_64.
4006 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4008 PR tree-optimization/39455
4009 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4010 mismatches for POINTER_TYPE_P (type).
4011 (number_of_iterations_le): Likewise.
4013 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4015 * config/picochip/picochip.c: Removed profiling support.
4016 * config/picochip/picochip.md: Removed profiling instruction.
4017 * config/picochip/picochip.h: Removed profiling builtin.
4019 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4021 * doc/install.texi (--with-host-libstdcxx): Document.
4023 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4026 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4027 generate a warning if the function name does not begin with
4028 "__vector" and the function has either the 'signal' or 'interrupt'
4029 attribute, from here to ...
4030 (avr_declare_function_name): ...here. New function.
4031 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4032 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4034 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4037 * cse.c (fold_rtx): Don't modify original const_arg1 when
4038 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4039 separate variable instead.
4040 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4041 from out of range shift counts.
4042 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4044 2008-03-13 Catherine Moore <clm@codesourcery.com>
4046 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4047 diagnostic.h with $(DIAGNOSTIC_H).
4049 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4052 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4054 * config/i386/sync.md (sync_compare_and_swap<mode>,
4055 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4056 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4058 (sync_double_compare_and_swapdi_pic,
4059 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4060 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4062 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4065 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4067 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4070 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4071 (avx_addsubv4df3): Likewise.
4072 (*avx_addsubv4sf3): Likewise.
4073 (sse3_addsubv4sf3): Likewise.
4075 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4078 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4080 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4083 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4084 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4085 registers for allocnos created from user-defined variables.
4087 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4090 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4091 of non-integer mode as well.
4093 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4095 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4096 for functions for which the parameter types are unknown.
4098 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4101 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4102 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4103 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4104 * config/i386/i386.c (ix86_local_alignment): For
4105 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4106 long long variables on the stack to avoid dynamic realignment.
4107 Allow the first argument to be a decl rather than type.
4108 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4110 2009-03-11 Nick Clifton <nickc@redhat.com>
4113 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4115 Add description to mno-lsim option.
4116 * config/mcore/mcore.h: Remove comment about deprecated m4align
4118 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4119 * doc/invoke.texi: Add description of mno-lsim and
4120 mstack-increment options.
4122 * config/fr30/fr30.opt: Document the -mno-lsim option.
4123 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4124 and -mno-lsim options.
4126 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4128 * fold-const.c (fold_comparison): Only call fold_inf_compare
4129 if the mode supports infinities.
4131 2009-03-11 Jason Merrill <jason@redhat.com>
4134 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4135 end already did. Notice GIMPLE_CALL modifications of the result.
4136 Don't copy debug information from an ignored decl or a decl from
4139 2009-03-10 Richard Guenther <rguenther@suse.de>
4140 Nathan Froyd <froydnj@codesourcery.com>
4143 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4144 (__divMODE3): Likewise.
4146 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4148 PR tree-optimization/39394
4149 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4150 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4152 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4154 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4155 inline asms for register asm ("") declarations.
4157 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4159 * fold-const.c (fold_unary): Fix comment.
4161 2009-03-07 Jan Hubicka <jh@suse.cz>
4164 * tree-inline.c (setup_one_parameter): Do replacement of const
4165 argument by constant in SSA form.
4167 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4170 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4171 determine alignment passed to assign_stack_local.
4172 (assign_parms_unsplit_complex): Likewise.
4173 * except.c (sjlj_build_landing_pads): Likewise.
4175 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4178 * tree-flow.h (add_referenced_var): Return bool instead of void.
4179 * tree-dfa.c (add_referenced_var): Return result of
4180 referenced_var_check_and_insert call.
4181 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4182 of referenced_var_check_and_insert.
4185 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4186 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4187 DIE, don't emit it if abstract origin already has it.
4188 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4189 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4191 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4193 * genpreds.c (needs_variable): Fix parentheses at variable name
4195 (write_tm_constrs_h): Indent generated code.
4197 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4199 * doc/extend.texi (Function Attributes): Add documentation
4202 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4205 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4206 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4208 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4210 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4213 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4216 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4217 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4219 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4222 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4223 constants instead of magic numbers.
4224 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4226 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4227 (x86_64_ms_abi_int_parameter_registers): Ditto.
4228 (x86_64_int_return_registers): Ditto.
4229 (ix86_maybe_switch_abi): Ditto.
4230 (ix86_expand_call): Ditto for clobbered_registers array.
4231 (ix86_hard_regno_mode_ok): Ditto.
4232 (x86_extended_QIreg_mentioned_p): Ditto.
4234 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4236 PR tree-optimization/39349
4237 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4239 * combine.c (gen_lowpart_for_combine): Use omode when generating
4242 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4244 PR rtl-optimization/39235
4245 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4247 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4249 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4251 2009-03-04 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/39362
4254 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4255 that occur in abnormal PHIs should be varying.
4257 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4259 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4261 (simple_iv): Take loop as an argument instead of statement.
4262 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4263 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4265 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4267 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4268 * matrix-reorg.c (analyze_transpose): Ditto.
4269 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4270 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4271 * tree-predcom.c (ref_at_iteration): Ditto.
4272 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4274 2009-03-04 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/39358
4277 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4278 escaped_id and callused_id.
4279 (solve_graph): Likewise.
4281 2009-03-04 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/39339
4284 * tree-sra.c (try_instantiate_multiple_fields): Make it
4285 no longer ICE on the above.
4287 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4289 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4290 that fits within Pmode.
4292 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4295 * tm.texi (LIBCALL_VALUE): Update description.
4297 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4300 * doc/extend.texi (section): Update description.
4302 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4305 * tree-inline.c (remapped_type): New.
4306 (can_be_nonlocal): Call remapped_type instead of remap_type.
4308 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4311 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4312 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4314 2009-03-03 Richard Guenther <rguenther@suse.de>
4317 * tree.c (tree_nonartificial_location): New function.
4318 * tree.h (tree_nonartificial_location): Declare.
4319 * builtins.c (expand_builtin_memory_chk): Provide location
4320 of the call location for artificial function pieces.
4321 (maybe_emit_chk_warning): Likewise.
4322 (maybe_emit_sprintf_chk_warning): Likewise.
4323 (maybe_emit_free_warning): Likewise.
4324 * expr.c (expand_expr_real_1): Likewise.
4326 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4328 PR tree-optimization/39343
4329 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4330 COMPONENT_REF t has ARRAY_TYPE.
4332 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4335 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4336 when the type precision of the induction variable should be
4337 larger than the type precision of nit.
4338 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4339 * graphite.c (graphite_loop_normal_form): Same.
4340 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4342 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4345 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4346 numbers to describe clobbered registers.
4347 (*call_value_0_rex64_ms_sysv): Ditto.
4348 * config/i386/mmx.md (mmx_emms): Ditto.
4351 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4353 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4356 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4358 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4359 (spu_section_type_flags): New function.
4361 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4364 reg_class_contents of FLOAT_REGS into a temporary.
4366 2009-03-02 Richard Guenther <rguenther@suse.de>
4367 Ira Rosen <irar@il.ibm.com>
4369 PR tree-optimization/39318
4370 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4371 information to the vectorized statement.
4373 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4376 variable. Use defined names instead of magic constants for REX SSE
4379 2009-03-01 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/39331
4382 * omp-low.c (lower_send_shared_vars): Do not receive new
4383 values for the reference of DECL_BY_REFERENCE parms or results.
4385 2009-03-01 Jan Hubicka <jh@suse.cz>
4388 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4389 BLOCK_NONLOCALIZED_VAR): New macros.
4390 (tree_block): Add nonlocalized_vars.
4391 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4392 gen_decl_die): Add origin argument. Allow generation of die with
4393 origin at hand only.
4394 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4395 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4397 (gen_block_die): Fix checking for unused blocks.
4398 (process_scope_var): Break out from .... ; work with origins only.
4399 (decls_for_scope) ... here; process nonlocalized list.
4400 (dwarf2out_ignore_block): Look for nonlocalized vars.
4401 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4403 (dump_scope_block): Dump them.
4404 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4405 (remap_block): Likewise.
4406 (can_be_nonlocal): New predicate.
4407 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4409 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4411 * configure: Regenerate.
4413 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4415 * optc-gen.awk: No need to duplicate option flags twice.
4416 Reuse help texts for duplicate options which do not have any.
4418 * gcc.c (display_help): Document --version.
4420 * gcc.c (main): If print_help_list and verbose_flag, ensure
4421 driver output comes before subprocess output.
4423 * optc-gen.awk: Assign all remaining fields to help string,
4424 space-separated, for multi-line help in *.opt.
4426 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4427 -Wno-pedantic-ms-format is for MinGW targets only.
4429 * doc/options.texi (Option file format): Fix bad indentation,
4430 restoring dropped sentence.
4432 2009-02-28 Jan Hubicka <jh@suse.cz>
4434 * tree-inline.c (tree_function_versioning): Output debug info.
4436 2009-02-28 Jan Hubicka <jh@suse.cz>
4439 * tree-inline.c (setup_one_parameter): Do not copy propagate
4440 arguments when not optimizing.
4442 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4445 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4446 (avx_addsubv4df3): Likewise.
4447 (*avx_addsubv4sf3): Likewise.
4448 (sse3_addsubv4sf3): Likewise.
4449 (*avx_addsubv2df3): Likewise.
4450 (sse3_addsubv2df3): Likewise.
4451 (avx_unpckhps256): Correct item selectors.
4452 (avx_unpcklps256): Likewise.
4453 (avx_unpckhpd256): Likewise.
4454 (avx_unpcklpd256): Likewise.
4456 2009-02-28 Jan Hubicka <jh@suse.cz>
4458 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4460 (copy_arguments_for_versioning): If var is declared don't declare it.
4461 (tree_function_versioning): First setup substitutions and then copy
4464 2009-02-27 Jan Hubicka <jh@suse.cz>
4467 * cgraph.h (varpool_output_debug_info): Remove.
4468 * cgraphunit.c (varpool_output_debug_info): Remove.
4469 * dwarf2out.c (deferred_locations_struct): New struct
4470 (deferred_locations): New type.
4471 (deferred_locations_list): New static var.
4472 (deffer_location): New function.
4473 (gen_variable_die): Use it.
4474 (decls_for_scope): Output info on local static vars.
4475 (dwarf2out_finish): Process deferred locations.
4476 * varpool.c (varpool_output_debug_info): Remove.
4478 2009-02-27 Jan Hubicka <jh@suse.cz>
4481 * tree.h (TREE_PROTECTED): Fix comment.
4482 (BLOCK_HANDLER_BLOCK): Remove.
4483 (struct tree_block): Remove handler_block add body_block.
4484 (inlined_function_outer_scope_p): New.
4485 (is_body_block): Remove.
4486 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4487 * dwarf2out.c (is_inlined_entry_point): Remove.
4488 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4489 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4491 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4492 * gimplify.c (gimplify_expr): Gimplify body blocks.
4493 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4494 block with multiple subblocks.
4495 (dump_scope_block): Prettier output; dump more flags and info.
4496 (dump_scope_blocks): New.
4497 (remove_unused_locals): Use dump_scope_blocks.
4498 * tree-flow.h (dump_scope_blocks): Declare.
4499 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4500 * stmt.c (is_body_block): Remove.
4501 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4502 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4504 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4507 * graphite.c (graphite_loop_normal_form): Do not call
4508 number_of_iterations_exit from a gcc_assert.
4510 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4512 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4513 jumps if COND is NULL.
4514 (find_cond_jump): New function.
4515 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4516 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4518 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4520 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4521 force_const_mem returns NULL_RTX.
4523 2009-02-26 Jan Hubicka <jh@suse.cz>
4526 * cgraph.h (varpool_output_debug_info): Remove.
4527 * cgraphunit.c (varpool_output_debug_info): Remove.
4528 * dwarf2out.c (deferred_locations_struct): New struct
4529 (deferred_locations): New type.
4530 (deferred_locations_list): New static var.
4531 (deffer_location): New function.
4532 (gen_variable_die): Use it.
4533 (decls_for_scope): Output info on local static vars.
4534 (dwarf2out_finish): Process deferred locations.
4535 * varpool.c (varpool_output_debug_info): Remove.
4537 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4539 PR rtl-optimization/39241
4540 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4541 to subreg_offset_representable_p.
4543 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4545 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4546 execute function prototype. Get f and nregs from max_reg_num
4547 and get_insns. Remove the first backward pass as it's dead,
4548 guard the forward pass by flag_expensive_optimizations.
4549 (rest_of_handle_regmove): Delete.
4550 (pass_regmove): Replace it with regmove_optimize.
4552 2009-02-25 Martin Jambor <mjambor@suse.cz>
4554 PR tree-optimization/39259
4555 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4556 calls_alloca function flags.
4557 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4560 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4562 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4563 flags_set_1_rtx, flags_set_1_set): Delete.
4564 (regmove_optimize): Do not call mark_flags_life_zones.
4566 2009-02-24 Julian Brown <julian@codesourcery.com>
4569 * config/arm/arm.c (require_pic_register): Only set
4570 cfun->machine->pic_reg once per function.
4572 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4574 * doc/invoke.texi (Link Options): Document an easier way to pass
4575 options that take arguments to the GNU linker using -Xlinker and -Wl.
4577 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4580 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4582 2009-02-24 Richard Guenther <rguenther@suse.de>
4585 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4587 2009-02-24 Richard Guenther <rguenther@suse.de>
4588 Zdenek Dvorak <ook@ucw.cz>
4590 PR tree-optimization/39233
4591 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4592 from converting them to a generic type.
4594 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4596 PR tree-optimization/39260
4597 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4598 contains a condition with a real type.
4599 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4601 2009-02-23 Jason Merrill <jason@redhat.com>
4604 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4605 narrowing_initializer_constant_valid_p.
4606 (narrowing_initializer_constant_valid_p): Don't return
4607 null_pointer_node for adding a pointer to itself.
4609 2009-02-23 Jan Hubicka <jh@suse.cz>
4612 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4615 2009-02-23 Jan Hubicka <jh@suse.cz>
4617 PR tree-optimization/37709
4618 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4619 * tree.h (block_ultimate_origin): Declare.
4620 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4621 * tree-ssa-live.c (remove_unused_scope_block_p):
4622 Eliminate blocks containig no instructions nor live variables nor
4624 (dump_scope_block): New function.
4625 (remove_unused_locals): Enable removal of dead blocks by default;
4626 enable dumping at TDF_DETAILS.
4628 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4630 * config/i386/i386.c (classify_argument): Don't allow COImode
4632 (function_arg_advance_32): Don't allow OImode.
4633 (function_arg_32): Likewise.
4634 (function_value_32): Likewise.
4635 (return_in_memory_32): Likewise.
4636 (function_arg_64): Remove OImode comment.
4638 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4641 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4642 ix86_expand_vector_set for V4DImode in 64bit mode only.
4643 (ix86_expand_vector_init_one_var): Likewise.
4645 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4647 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4649 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4652 * loop-iv.c: Revert last change.
4653 * emit-rtl.c: Likewise.
4655 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4658 * config/i386/i386.c (type_natural_mode): Remove an extra
4659 space in the warning message.
4660 (function_value_32): Handle 32-byte vector modes.
4661 (return_in_memory_32): Likewise.
4663 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4665 * loop-iv.c (truncate_value): New function.
4666 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4668 (lowpart_subreg): Move to...
4669 * emit-rtl.c: ...here.
4671 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4673 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4674 accidental and undocumented change at revision 140860.
4676 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4678 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4679 take gimple_seq * arguments.
4680 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4681 types_compatible_p langhook.
4683 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4684 Joseph Myers <joseph@codesourcery.com>
4686 * config/arm/arm.c (arm_builtin_va_list): New function.
4687 (arm_expand_builtin_va_start): Likewise.
4688 (arm_gimplify_va_arg_expr): Likewise.
4689 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4690 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4691 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4692 (va_list_type): New variable.
4693 (arm_mangle_type): Mangle va_list_type appropriately.
4695 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4698 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4699 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4700 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4701 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4702 parameter to 1000 for -O1 by default.
4703 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4705 * loop-invariant.c: Include params.h.
4706 (move_loop_invariants): Don't call move_single_loop_invariants on
4709 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4711 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4712 offset when calculating bounds for indexing stack_usage_map. Fixes
4713 a buffer overflow with certain target setups.
4715 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4718 * calls.c (expand_call): Clear try_tail_call if caller and callee
4719 disagree in promotion of function return value.
4721 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4724 * c-common.c (c_determine_visibility): If visibility changed and
4725 DECL_RTL has been already set, call make_decl_rtl to update symbol
4728 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4731 * varasm.c (assemble_variable): Don't check DECL_NAME when
4732 globalizing a variable.
4734 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4737 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4738 expression before any __builtin_trap call.
4739 * c-typeck.c (build_function_call): Convert and check function
4740 arguments before generating a call to a trap. Evaluate the
4741 function arguments before the trap.
4743 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4746 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4747 (UNSPEC_FXAM_MEM): New unspec.
4748 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4749 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4750 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4752 2009-02-19 Richard Guenther <rguenther@suse.de>
4754 PR tree-optimization/39207
4755 PR tree-optimization/39074
4756 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4757 storedanything_tree): New.
4758 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4759 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4760 (build_succ_graph): Add edges from STOREDANYTHING to all
4762 (init_base_vars): Initialize STOREDANYTHING.
4763 (compute_points_to_sets): Free substitution info after
4764 building the succ graph.
4765 (ipa_pta_execute): Likewise.
4767 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4769 (do_ds_constraint): Do not add to special var or non-pointer
4771 (type_could_have_pointers): Split out from ...
4772 (could_have_pointers): ... here. For arrays use the element type.
4773 (create_variable_info_for): Initialize may_have_pointers.
4774 (new_var_info): Likewise.
4775 (handle_lhs_call): Make the HEAP variable unknown-sized.
4776 (intra_create_variable_infos): Use a type with pointers for
4777 PARM_NOALIAS, make it unknown-sized.
4779 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4782 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4784 2009-02-18 Jason Merrill <jason@redhat.com>
4787 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4788 value if DECL_EXTERNAL.
4789 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4790 * target.h (gcc_target::binds_local_p): Clarify "module".
4791 * tree.h (TREE_PUBLIC): Clarify "module".
4793 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4796 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4797 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4799 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4802 * c.opt (Wabi): Support C and ObjC.
4805 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4807 * config/i386/i386.c (classify_argument): Warn once about the ABI
4808 change when passing union with long double.
4810 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4812 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4815 * c-parser.c (c_parser_compound_statement): Always enter and leave
4818 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4821 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4823 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4825 PR tree-optimization/36922
4826 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4827 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4830 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4832 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4835 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4837 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4839 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4841 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4844 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4845 Richard Sandiford <rdsandiford@googlemail.com>
4847 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4848 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4849 (loongson_biadd): ...this.
4851 2009-02-17 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/39202
4854 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4855 a var make sure to follow existing collapses.
4857 2009-02-17 Richard Guenther <rguenther@suse.de>
4860 * langhooks.c (lhd_print_error_function): Check for NULL block.
4862 2009-02-17 Richard Guenther <rguenther@suse.de>
4864 PR tree-optimization/39204
4865 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4868 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4870 * config/soft-fp/double.h: Update from glibc CVS.
4872 2009-02-17 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/39207
4875 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4876 strict-aliasing warnings for pointers pointing to NULL.
4878 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4881 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4882 skipping until next close brace.
4884 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4887 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4888 to function argument boundary.
4890 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4892 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4893 in the lea_add. Reload eventually constraints it properly.
4894 * config/picochip/constraints.md : Remove the target constraint
4895 "b", since it is not needed anymore.
4897 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4899 * gthr-dce.h: Uglify function parameter and local variable names.
4900 * gthr-gnat.h: Likewise.
4901 * gthr-mipssde.h: Likewise.
4902 * gthr-nks.h: Likewise.
4903 * gthr-posix95.h: Likewise.
4904 * gthr-posix.h: Likewise.
4905 * gthr-rtems.h: Likewise.
4906 * gthr-single.h: Likewise.
4907 * gthr-solaris.h: Likewise.
4908 * gthr-tpf.h: Likewise.
4909 * gthr-vxworks.h: Likewise.
4910 * gthr-win32.h: Likewise.
4912 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/i386.md: Restrict the new peephole2 to move
4916 between MMX/SSE registers.
4918 2009-02-15 Richard Guenther <rguenther@suse.de>
4921 2009-02-13 Richard Guenther <rguenther@suse.de>
4923 * configure.ac: Enable LFS.
4924 * configure: Re-generate.
4925 * config.in: Likewise.
4927 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4929 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4930 spu_srqwbyte, spu_srqwbytebc): Define.
4931 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4932 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4933 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4934 "shrqby_<mode>"): New insn-and-split patterns.
4935 * config/spu/spu.c (expand_builtin_args): Determine and return
4936 number of operands using spu_builtin_description data.
4937 (spu_expand_builtin_1): Use it.
4939 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4942 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4945 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/i386/i386.c (override_options): Correct warning
4949 messages for -malign-loops, -malign-jumps and -malign-functions.
4951 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4954 * config/i386/i386.md: Restrict the new peephole2 to move
4955 between the general purpose registers.
4957 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/i386.c (type_natural_mode): Add a new argument.
4961 Return the original mode and warn ABI change if vector size is 32byte.
4962 (function_arg_advance): Updated.
4963 (function_arg): Likewise.
4964 (ix86_function_value): Likewise.
4965 (ix86_return_in_memory): Likewise.
4966 (ix86_sol10_return_in_memory): Likewise.
4967 (ix86_gimplify_va_arg): Likewise.
4968 (function_arg_32): Don't warn ABX ABI change here.
4969 (function_arg_64): Likewise.
4971 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4973 * loop-iv.c (implies_p): In the final case, test that operands 0
4974 of the two comparisons match.
4976 * config/bfin/bfin.c (find_prev_insn_start): New function.
4977 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4978 (find_next_insn_start): Move.
4980 2009-02-13 Richard Guenther <rguenther@suse.de>
4982 * configure.ac: Enable LFS.
4983 * configure: Re-generate.
4984 * config.in: Likewise.
4986 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4989 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4990 sizes on syntax error after some arguments have been parsed.
4992 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4994 * doc/invoke.texi (-fira): Remove.
4996 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4998 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4999 * recog.c: Likewise.
5002 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5004 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5005 (umul_ppmm): Likewise.
5006 (count_leading_zeros): Likewise.
5007 (count_trailing_zeros): Likewise.
5008 (UMUL_TIME): Likewise.
5010 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5012 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5013 soft-fp/t-softfp to tmake_file.
5015 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5016 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5017 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5018 IA64_BUILTIN_INFQ]: New.
5019 (ia64_init_builtins): Initialize __builtin_infq,
5020 __builtin_fabsq and __builtin_copysignq if not HPUX.
5021 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5022 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5024 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5026 (__fixtfti): Likewise.
5027 (__fixunstfti): Likewise.
5028 (__floattitf): Likewise.
5030 * config/ia64/libgcc-glibc.ver: New.
5031 * config/ia64/t-fprules-softfp: Likewise.
5032 * config/ia64/sfp-machine.h: Likewise.
5034 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5035 (LIBGCC2_TF_CEXT): Likewise.
5036 (TF_SIZE): Likewise.
5037 (TARGET_INIT_LIBFUNCS): Likewise.
5039 * config/ia64/t-glibc (SHLINB_MAPFILES):
5040 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5042 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5044 * config/i386/i386.c (construct_container): Rewrite processing
5045 BLKmode with X86_64_SSE_CLASS.
5047 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5050 * config/i386/i386.md: Replace simplify_replace_rtx with
5051 replace_rtx in the new peephole2.
5053 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5055 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5056 loop unrolling do not happen at -O2.
5058 2009-02-12 Michael Matz <matz@suse.de>
5060 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5062 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5064 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5067 2009-02-12 Ben Elliston <bje@au.ibm.com>
5069 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5070 patterns when updating the back chain. Missed in the 2009-02-10
5073 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5075 * doc/extend.texi (Decimal Floating Types): Update identifier of
5076 draft TR and list of missing support.
5078 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5081 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5082 bit to variable length decl's flags, add it also to its
5083 pointer replacement variable.
5085 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5086 Jakub Jelinek <jakub@redhat.com>
5089 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5090 (memory_blockage): New expander.
5091 (*memory_blockage): New insn pattern.
5092 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5093 instead of general blockage at the end of function prologue when
5094 frame pointer is used to access red zone area. Do not emit blockage
5095 when profiling, it is emitted in generic code.
5096 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5097 function epilogue when frame pointer is used to access red zone area.
5099 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5102 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5103 by arithmetic with memory operands.
5104 * config/i386/predicates.md (commutative_operator): New.
5106 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5108 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5111 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5113 * alias.h (record_alias_subset): Declare.
5114 * alias.c (record_alias_subset): Make global.
5116 2009-02-10 Nick Clifton <nickc@redhat.com>
5118 * tree-parloops.c: Change license to GPLv3.
5119 * ipa-struct-reorg.c: Change license to GPLv3.
5120 * ipa-struct-reorg.h: Change license to GPLv3.
5122 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5125 * c-decl.c (start_struct): Return NULL on error.
5127 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5130 * cfgloopmanip.c (remove_path): Call remove_bbs after
5131 cancel_loop_tree, not before it.
5134 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5135 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5136 VAR_DECLs were seen.
5137 * tree-ssa-live.c (remove_unused_locals): Recompute
5138 cfun->has_local_explicit_reg_vars.
5139 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5140 copies or clearings if cfun->has_local_explicit_reg_vars.
5142 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5145 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5146 of function prologue when frame pointer is used to access
5149 2009-02-10 Richard Guenther <rguenther@suse.de>
5152 * gimplify.c (gimple_regimplify_operands): Always look if
5153 we need to create a temporary.
5155 2009-02-10 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/39132
5158 * tree-loop-distribution.c (todo): New global var.
5159 (generate_memset_zero): Trigger TODO_rebuild_alias.
5160 (tree_loop_distribution): Return todo.
5162 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5166 (x86_64_reg_class_name): Removed.
5167 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5168 first one isn't X86_64_SSE_CLASS or any other ones aren't
5169 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5170 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5171 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5172 and 3 X86_64_SSEUP_CLASS.
5173 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5174 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5176 2009-02-10 Ben Elliston <bje@au.ibm.com>
5178 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5179 form instruction to update the stack back chain word, even if the
5180 user has disabled the generation of update instructions.
5181 (movdi_<mode>_update_stack): New.
5182 (movsi_update_stack): Likewise.
5183 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5184 always use an update form instruction to update the stack back
5187 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5190 * graphite.c (if_region_set_false_region): After moving a region in
5191 the false branch of a condition, remove the empty dummy basic block.
5192 (gloog): Remove wrong fix for PR38953.
5194 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5196 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5197 generation due to implicit sign extension.
5199 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5202 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5203 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5205 2009-02-09 Richard Guenther <rguenther@suse.de>
5208 * convert.c (convert_to_real): Disable (float)fn((double)x)
5209 to fnf(x) conversion if errno differences may occur and
5210 -fmath-errno is set.
5212 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5214 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5215 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5216 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5218 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5221 * c-common.c (handle_alias_attribute): Disallow attribute for
5222 anything not a FUNCTION_DECL or VAR_DECL.
5224 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5227 * real.c (do_compare): Special-case compare of zero against
5228 decimal float value.
5230 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5233 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5234 as indicating flexible array members unless the field itself is
5235 being declarared as the incomplete array.
5237 2009-02-06 Jan Hubicka <jh@suse.cz>
5239 PR tree-optimization/38844
5240 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5243 2009-02-06 Richard Guenther <rguenther@suse.de>
5246 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5247 fork because we may expand it as __gcov_fork.
5249 2009-02-06 Nick Clifton <nickc@redhat.com>
5251 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5253 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5255 PR tree-optimization/35659
5256 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5257 vn_phi_eq): Shortcut if hashcode does not match.
5258 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5260 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5261 and avoid iterative_hash_expr.
5262 (FOR_EACH_VALUE_ID_IN_SET): New.
5263 (value_id_compare): Remove.
5264 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5265 sort expressions by value id.
5267 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5270 * config/sh/predicates.md (general_movsrc_operand): Don't check
5271 the subreg of system registers here.
5273 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5276 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5279 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5281 PR rtl-optimization/39110
5282 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5283 addresses, not aligned ones.
5285 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5286 Richard Guenther <rguenther@suse.de>
5288 PR tree-optimization/39100
5289 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5290 comment says and add edges.
5292 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5295 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5296 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5298 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5300 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5301 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5302 register_bb_in_sese, new_sese, free_sese): Moved.
5303 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5304 outermost_loop_in_scop, build_scop_iteration_domain,
5305 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5306 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5307 Use loop_in_sese_p instead of loop_in_scop_p.
5308 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5309 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5310 (scopdet_basic_block_info): Fix bug in scop detection.
5311 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5312 eq_loop_to_cloog_loop): Remove.
5313 (nb_loops_around_loop_in_scop, nb_loop
5314 ref_nb_loops): Moved here...
5315 * graphite.h (ref_nb_loops): ... from here.
5316 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5317 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5318 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5319 * testsuite/gcc.dg/graphite/scop-19.c: New
5321 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5322 Hans-Peter Nilsson <hp@axis.com>
5324 PR rtl-optimization/37889
5325 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5326 Move offset handling from PLUS to before the switch. Use new
5327 arguments when considering SYMBOL_REFs too.
5328 (rtx_addr_can_trap_p): Pass dummy offset and size.
5329 (enum may_trap_p_flags): Remove.
5330 (may_trap_p_1): Pass size from MEM_SIZE.
5332 PR rtl-optimization/38921
5333 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5334 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5335 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5336 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5338 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5340 AVX Programming Reference (January, 2009)
5341 * config/i386/sse.md (*vpclmulqdq): New.
5343 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5345 PR tree-optimization/38977
5346 PR gcov-profile/38292
5347 * calls.c (special_function_p): Disregard __builtin_ prefix.
5349 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5351 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5352 non-indexable addresses even before reload.
5354 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5357 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5358 as having variable size. Do not give an error for unnamed
5359 parameters with [*] declarators. Give a warning for type names
5360 with [*] declarators and mark them as variable size.
5361 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5362 for sizeof applied to [*] type names.
5364 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5367 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5369 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5371 * gcc.c (process_command): Update copyright notice dates.
5372 * gcov.c (print_version): Likewise.
5373 * gcov-dump.c (print_version): Likewise.
5374 * mips-tfile.c (main): Likewise.
5375 * mips-tdump.c (main): Likewise.
5377 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5380 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5381 for composite type involving a zero-length array type.
5383 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5386 * function.c (match_asm_constraints_1): Skip over
5387 initial optional % in the constraint.
5390 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5391 supported, don't accept FIXED_CSTs.
5392 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5393 and _Sat is used without _Fract/_Accum. Set specs->type to
5394 integer_type_node for cts_fract/cts_accum if fixed point is not
5397 2009-02-02 Catherine Moore <clm@codesourcery.com>
5399 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5401 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5403 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5404 (ABI_HAS_64BIT_SYMBOLS): Use it.
5405 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5407 2009-02-02 Paul Brook <paul@codesourcery.com>
5409 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5411 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5414 * recog.h (asm_operand_ok): Add constraints argument.
5415 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5416 recurse on matching constraint.
5417 (check_asm_operands): Pass constraints as 3rd argument to
5418 asm_operand_ok. Don't look up matching constraint here.
5419 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5422 2009-02-02 Ben Elliston <bje@au.ibm.com>
5424 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5425 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5427 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5429 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5430 information. Remove some obsolete information. Reorganize.
5432 * config/pa/fptr.c: Revert license to GPL 2.
5433 * config/pa/milli64.S: Likewise.
5435 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5438 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5439 LIBRARY name in, instead of hard-coding it.
5440 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5441 extra target make frag to tmake_files according to EH model.
5442 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5443 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5444 frags that define makefile variable EH_MODEL appropriately.
5445 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5446 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5447 to "-sjlj" according to type of EH configured.
5448 (LIBGCC_SONAME): Concatenate it to shared library base name.
5449 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5450 to "_sjlj" according to type of EH configured.
5451 (LIBGCC_SONAME): Concatenate it to shared library base name.
5452 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5453 (SHLIB_LINK): Add missing semicolon to if-else construct.
5454 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5455 string value of "pe_dll" command-line option.
5456 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5457 (SHLIB_SONAME): Use it when overriding t-cygming default.
5458 (SHLIB_IMPLIB): Override t-cygming default.
5459 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5460 string value of "pe_dll" command-line option.
5462 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5465 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5466 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5468 2009-01-31 Richard Guenther <rguenther@suse.de>
5470 PR tree-optimization/38937
5471 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5472 computing the transitive closure.
5474 2009-01-30 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/39041
5477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5478 Propagate variable indices only if the types match for this stmt.
5480 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5483 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5484 inline but never defined.
5486 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5488 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5489 (*insv_h_di_reg_extimm): New insn.
5490 (*insv_l<mode>_reg_extimm): New insn.
5492 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5494 * config/picochip/picochip.c (flag_conserve_stack): set
5495 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5496 fconserve-stack. Reduce call-overhead used by inliner.
5498 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5501 * common.opt (flag_conserve_stack): Initialised to zero.
5503 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5506 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5507 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5510 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5512 * ira-color.c (allocno_reload_assign): Update comments.
5513 * regmove.c (regmove_optimize): Likewise.
5517 2009-01-29 Robert Millan <rmh@aybabtu.com>
5519 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5520 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5521 `MD_UNWIND_SUPPORT'.
5522 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5524 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5526 PR tree-optimization/39007
5527 * tree-loop-distribution.c (generate_builtin): Use
5528 recompute_dominator to compute the immediate dominator of the
5529 basic block just after the loop.
5531 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5533 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5534 (ASM_OUTPUT_DWARF_PCREL): Define.
5536 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5538 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5539 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5540 global. Modify entries about regmove and IRA.
5542 * ra-conflict.c: Remove the file.
5544 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5546 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5547 (pass_regclass_init): Rename to pass_reginfo_init.
5549 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5551 * toplev.h (flag_ira): Remove.
5553 * caller-save.c (setup_save_areas): Remove flag_ira.
5555 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5557 * global.c: Remove the file.
5559 * opts.c (decode_options): Remove flag_ira.
5561 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5563 * regmove.c: Modify file description.
5564 (find_use_as_address, try_auto_increment): Define them only if
5565 AUTO_INC_DEC is defined.
5566 (replacement_quality, replace_in_call_usage, fixup_match_1,
5567 stable_and_no_regs_but_for_p): Remove.
5568 (reg_set_in_bb): Make it static.
5569 (regmove_optimize): Remove flag_ira and code which worked for
5572 * local-alloc.c: Remove the file.
5574 * common.opt (fira): Remove.
5576 * ira.c: Include except.h.
5577 (eliminable_regset): Move from global.c.
5578 (mark_elimination): Ditto. Remove flag_ira.
5579 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5580 equiv_mem_modified, validate_equiv_mem_from_store,
5581 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5582 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5583 no_equiv, recorded_label_ref): Move from local-alloc.c.
5584 (update_equiv_regs): Ditto. Make it static.
5585 (print_insn_chain, print_insn_chains): Move it from global.c.
5586 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5587 (build_insn_chain): Ditto. Make it static.
5588 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5589 Rename to init_live_subregs.
5590 (gate_ira): Remove flag_ira.
5592 * regclass.c: Rename reginfo.c. Change file description.
5593 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5594 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5595 (init_reg_sets_1): Remove code for evaluation of
5596 reg_class_superclasses and losing_caller_save_reg_set.
5597 (init_regs): Remove init_reg_autoinc.
5598 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5599 ok_for_base_p_nonstrict): Remove.
5600 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5601 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5602 corresponding entries.
5603 (dump_regclass, record_operand_costs, scan_one_insn,
5604 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5605 record_address_regs, auto_inc_dec_reg_p): Remove.
5606 (gt-regclass.h): Rename to gt-reginfo.h.
5608 * rtl.h (dump_global_regs, retry_global_alloc,
5609 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5611 * Makefile.in (RA_H): Remove.
5612 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5613 Rename regclass.o to reginfo.o.
5614 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5616 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5617 (GTFILES): Rename regclass.c to reginfo.c.
5619 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5620 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5622 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5623 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5625 (finish_spills): Ditto. Remove code for !flag_ira.
5627 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5630 * doc/invoke.texi (rtl debug options): Complete rewrite.
5631 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5633 * mode-switching.c (pass_mode_switching): Rename pass from
5634 "mode-sw" to "mode_sw".
5635 * except.c (pass_convert_to_eh_ranges): Rename pass from
5636 "eh-ranges" to "eh_ranges".
5637 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5641 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5642 Alexander Monakov <amonakov@ispras.ru>
5645 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5647 (move_exprs_to_boundary): Change return type and pass through
5648 should_move from move_op. Relax assert. Update usage ...
5649 (schedule_expr_on_boundary): ... here. Use should_move instead of
5651 (move_op_orig_expr_found): Indicate that insn was disconnected from
5653 (code_motion_process_successors): Do not call after_merge_succs
5654 callback if original expression was not found when traversing any of
5656 (code_motion_path_driver): Change return type. Update prototype.
5657 (move_op): Update comment. Add a new parameter (should_move). Update
5658 prototype. Set *should_move based on indication provided by
5659 move_op_orig_expr_found.
5661 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5663 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5664 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5665 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5666 * config/rs6000/rs6000.c (rs6000_override_options): Default
5667 avoid-indexed-addresses on for Power6, off for everything else.
5668 (avoiding_indexed_address_p): New function.
5669 (rs6000_legitimize_address): Use it.
5670 (rs6000_legitimate_address): Likewise.
5671 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5673 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5675 PR tree-optimization/38997
5676 * tree-loop-distribution.c (generate_memset_zero): Use
5677 POINTER_PLUS_EXPR for a pointer addition.
5679 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5681 * config/s390/s390.md (bswap<mode>2): New pattern added.
5683 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5685 * config/s390/s390.md (*tls_load_31): Added type attribute.
5687 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5689 * config/s390/s390.md: Fix a few comments.
5691 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5693 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5694 (*tm<mode>_full): Fixed z10prop attribute.
5695 (*tst<mode>_extimm): Fixed z10prop attribute.
5696 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5697 (*tstqiCCT_cconly): Fixed z10prop attribute.
5698 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5699 (*movsi_larl): Fixed z10prop attribute.
5700 (*movsi_zarch): Fixed z10prop attribute.
5701 (*movsi_eas): Fixed z10prop attribute.
5702 (*movhi): Fixed z10prop attribute.
5703 (*movqi): Fixed z10prop attribute.
5704 (*movstrictqi): Fixed z10prop attribute.
5705 (*mov<mode>): Fixed z10prop attribute.
5706 (*movcc): Fixed z10prop attribute.
5707 (*sethighpartdi_64): Fixed z10prop attribute.
5708 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5709 (*negdi2_sign_cc): Fixed z10prop attribute.
5710 (*negdi2_sign): Fixed z10prop attribute.
5711 (*absdi2_sign_cc): Fixed z10prop attribute.
5712 (*absdi2_sign): Fixed z10prop attribute.
5713 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5714 (*negabsdi2_sign): Fixed z10prop attribute.
5715 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5716 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5717 (doloop_si64): Fixed z10prop attribute.
5718 (doloop_si31): Fixed z10prop attribute.
5719 (doloop_long): Fixed z10prop attribute.
5720 (indirect_jump): Fixed z10prop attribute.
5721 (nop): Fixed z10prop attribute.
5722 (main_base_64): Fixed z10prop attribute.
5723 (reload_base_64): Fixed z10prop attribute.
5725 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5727 PR rtl-optimization/38740
5728 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5730 * config/mips/mips.c (mips_reorg): Likewise.
5732 2009-01-28 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/38926
5735 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5736 with the correct value id to a value.
5737 (do_regular_insertion): Use the value number of edoubleprime
5738 for the value number of the expr.
5741 2008-08-21 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5744 a PHI ask VN if it is already available.
5745 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5746 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5748 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5751 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5752 set to varying whenever max has TREE_OVERFLOW set, similarly
5753 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5755 2009-01-28 Richard Guenther <rguenther@suse.de>
5758 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5759 uninitialized aggregate uses in call arguments.
5761 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5763 PR tree-optimization/38984
5764 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5765 the nothing_id variable if -fno-delete-null-pointer-checks.
5767 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5771 (set_got_offset_rex64): Ditto.
5773 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5776 * doc/extend.texi: Improve local variable with asm reg.
5778 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5780 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5781 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5782 was not supplied then set warn_packed_bitfield_compat to the
5784 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5787 2009-01-27 Richard Guenther <rguenther@suse.de>
5789 PR tree-optimization/38503
5790 * cfgexpand.c (expand_gimple_basic_block): Ignore
5791 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5792 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5793 variables that cannot have TBAA applied.
5794 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5797 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5800 * calls.c (initialize_argument_information): Do not wrap complex
5801 arguments in SAVE_EXPR.
5803 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5805 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5806 (INSTALL_LIBGCC): Revert typo commit.
5808 2009-01-26 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/38745
5811 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5812 from special handling.
5814 2009-01-26 Richard Guenther <rguenther@suse.de>
5816 PR tree-optimization/38745
5817 * tree-ssa.c (execute_update_addresses_taken): Do not include
5818 variables that cannot possibly be a register in not_reg_needs.
5819 Do not clear TREE_ADDRESSABLE on vars that may not become
5821 * tree-ssa.c (update_alias_info_1): Include those in the set
5822 of addressable vars.
5824 2009-01-26 Richard Guenther <rguenther@suse.de>
5827 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5828 * tree-ssa-dse.c: Include langhooks.h
5829 (execute_simple_dse): Remove stores with zero size.
5831 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5834 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5837 2009-01-24 Julian Brown <julian@codesourcery.com>
5839 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5840 config/arm/linux-atomic.c.
5841 * config/arm/linux-atomic.c: New.
5843 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5845 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5846 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5847 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5849 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5852 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5855 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5857 PR tree-optimization/38953
5858 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5859 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5860 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5861 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5864 2009-01-24 Paul Brook <paul@codesourcery.com>
5866 * config/arm/neon.md (neon_type): Move to arm.md.
5867 (neon_mov<VSTRUCT>): Add neon_type attribute.
5868 * config/arm/arm.md (neon_type): Move to here.
5869 (conds): Add "unconditioal" and use as default for NEON insns.
5871 2009-01-24 Ben Elliston <bje@au.ibm.com>
5873 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5874 void *' warning from -Wc++-compat.
5875 * Makefile.in (dominance.o-warn): Remove.
5877 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5879 PR tree-optimization/38932
5880 * fold-const.c (fold_unary_ignore_overflow): New.
5881 * tree.h (fold_unary_ignore_overflow): Declare.
5882 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5883 * tree-ssa-sccvn.c (visit_reference_op_load,
5884 simplify_unary_expression): Likewise.
5886 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5888 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5889 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5890 regardless of their type.
5891 * c-common.c (handle_packed_attribute): Don't ignore packed on
5893 * c.opt (Wpacked-bitfield-compat): New warning option.
5894 * stor-layout.c (place_field): Warn if offset of a field changed.
5895 * doc/extend.texi (packed): Mention the ABI change.
5896 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5897 (Warning Options): Add it to the list.
5899 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5901 * c-opts.c (c_common_post_options): Fix a typo in comments.
5903 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5906 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5907 variables to static.
5908 * doc/invoke.texi (-fmerge-all-constants): Update description.
5910 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5914 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5916 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5918 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5920 (LOCAL_ALIGNMENT): Similarly.
5922 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5923 Joseph Myers <joseph@codesourcery.com>
5925 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5926 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5927 * config/arm/arm-tune.md: Regenerate.
5928 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5931 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5933 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5934 version number to five.
5936 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5939 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5940 * c-common.c (set_underlying_type): Likewise.
5941 (is_typedef_decl ): Likewise
5943 (set_underlying_type): Likewise.
5944 (is_typedef_type): Likewise.
5946 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5949 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5952 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5955 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5956 (LIBGCC_SPEC): Don't define.
5957 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5959 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5961 PR rtl-optimization/38879
5962 * alias.c (base_alias_check): Unaligned access via AND address can
5963 alias all surrounding object types except those with sizes equal
5964 or wider than the size of unaligned access.
5966 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5969 * c-decl.c (clone_underlying_type): Move this ...
5970 * c-common.c (set_underlying_type): ... here.
5971 Also, make sure the function properly sets TYPE_STUB_DECL() on
5972 the newly created typedef variant type.
5973 (is_typedef_decl ): New entry point.
5974 * tree.h: Added a new member member_types_needing_access_check to
5975 struct tree_decl_non_common.
5976 (set_underlying_type): New entry point.
5977 (is_typedef_type): Likewise.
5979 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5981 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5982 Check whether two instructions have memory references that
5983 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5984 are helper functions for traversing.
5985 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5986 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5987 not to draw dependency edge for instructions with non-conflicting
5990 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5993 * longlong.h: Update copyright years. Use soft-fp license notice.
5994 Sync __clz_tab declaration with glibc.
5996 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5999 * doc/extend.texi (syscall_linkage): New.
6000 (version_id): Modify.
6002 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6003 Richard Guenther <rguenther@suse.de>
6005 PR tree-optimization/38747
6006 PR tree-optimization/38748
6007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6008 conversion if the base address is an indirect reference and the
6009 aliasing sets could cause issues.
6011 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6013 * common.opt (fgraphite, fgraphite-identity): Add comment for
6014 explaining why these options are not documented.
6016 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6018 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6019 gimple_call_lhs is NULL.
6021 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6024 * emit-rtl.c (adjust_address_1): Make sure memref is never
6027 2009-01-20 Ben Elliston <bje@au.ibm.com>
6029 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6030 const qualifier from arg parameter. Remove unnecessary cast to char *.
6031 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6032 const qualifier from arg 2.
6034 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6036 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6038 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6041 * rtl.h (reinit_regs): New prototype.
6042 * regclass.c: Include ira.h.
6044 * Makefile.in (regclass.o): Add ira.h.
6045 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6047 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6050 * c-common.c (handle_aligned_attribute): Use
6051 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6052 default alignment value.
6054 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6056 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6057 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6059 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6060 __BIGGEST_ALIGNMENT__.
6062 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6064 2009-01-18 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/38819
6067 * tree-flow.h (operation_could_trap_helper_p): Declare.
6068 * tree-eh.c (operation_could_trap_helper_p): Export.
6069 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6070 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6071 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6072 are about to insert a possibly trapping instruction and fail
6075 2009-01-18 Andreas Schwab <schwab@suse.de>
6077 * doc/install.texi (Configuration): Remove obsolete paragraph
6078 about use of --with-gnu-ld with --with-gnu-as.
6080 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6082 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6083 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6084 Follow spelling conventions.
6086 2009-01-18 Ben Elliston <bje@au.ibm.com>
6088 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6089 C++ warning about implicit conversion from void * to struct
6091 (bitmap_obstack_free): Likewise for bitmap_element *.
6092 * Makefile.in (bitmap.o-warn): Remove.
6094 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6096 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6098 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6099 Tobias Grosser <tobi.grosser@amd.com>
6101 * graphite.c (graphite_trans_scop_block): Do not block single
6104 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6106 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6107 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6108 test with assertion.
6110 2009-01-16 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/38835
6114 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6115 and INT + PTR -> (INT)(PTR p+ INT) folding.
6116 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6118 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6121 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6122 the subreg from a lowpart subreg if it is also casting the value.
6124 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6125 Tobias Grosser <tobi.grosser@amd.com>
6127 * graphite.c (compare_prefix_loops): New.
6128 (build_scop_canonical_schedules): Rewritten.
6129 (graphite_transform_loops): Move build_scop_canonical_schedules
6130 after build_scop_iteration_domain.
6132 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6133 Tobias Grosser <tobi.grosser@amd.com>
6135 * graphite.c (add_conditions_to_domain): Add the loops to
6136 the dimension of the iteration domain. Do copy the domain
6137 only when it exists.
6138 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6139 (add_conditions_to_constraints): New.
6140 (can_generate_code_stmt, can_generate_code): Removed.
6141 (gloog): Do not call can_generate_code.
6142 (graphite_transform_loops): Call add_conditions_to_constraints
6143 after building the iteration domain.
6145 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6147 PR tree-optimization/38789
6148 * tree-ssa-threadedge.c
6149 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6150 __builtin_constant_p.
6152 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6154 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6155 examined before deleting them.
6157 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6159 * function.c (aggregate_value_p): Correctly extract the function
6160 type from CALL_EXPR_FN lookup.
6162 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6164 * config/picochip/picochip.c (picochip_override_options): Revert
6165 CFI asm flag disable commited previously.
6167 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6168 Tobias Grosser <tobi.grosser@amd.com>
6169 Jan Sjodin <jan.sjodin@amd.com>
6171 * graphite.c (scan_tree_for_params): On substractions negate
6172 all the coefficients of the term.
6173 (clast_to_gcc_expression_red): New. Handle reduction expressions
6174 of more than two operands.
6175 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6176 (get_vdef_before_scop): Handle also the case of default definitions.
6178 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6180 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6181 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6182 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6184 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6185 Joey Ye <joey.ye@intel.com>
6188 * cfgexpand.c (expand_stack_alignment): Don't update stack
6189 boundary nor check incoming stack boundary here.
6190 (gimple_expand_cfg): Update stack boundary and check incoming
6191 stack boundary here.
6193 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6195 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6197 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6199 PR rtl-optimization/38245
6200 * calls.c (expand_call): Add stack arguments to
6201 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6202 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6203 in regs and partially in memory or BLKmode arguments.
6204 (emit_library_call_value_1): Add stack arguments to
6205 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6206 ACCUMULATE_OUTGOING_ARGS).
6207 * dce.c: Include tm_p.h.
6208 (find_call_stack_args): New function.
6209 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6211 (mark_insn): Call find_call_stack_args for CALL_Ps.
6212 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6213 forwards. Allocate and free arg_stores bitmap if needed, pass it
6214 down to deletable_insn_p, don't mark stores set in arg_stores
6215 bitmap, clear the bitmap at the beginning of each bb.
6216 * Makefile.in (dce.o): Depend on $(TM_P_H).
6218 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6221 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6222 to make sure the insn is a conditional test (bug 22599). Reformat a
6225 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6228 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6229 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6230 (gloog): Do not call cleanup_tree_cfg.
6231 (graphite_transform_loops): Call cleanup_tree_cfg after all
6232 scops have been code generated.
6234 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6235 * doc/gty.texi (Invoking the garbage collector): Added new node
6236 and section documenting ggc_collect.
6238 2009-01-14 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/38826
6242 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6243 initialization notes only if we actually emitted a warning.
6244 (intra_create_variable_infos): Add constraints for a result decl
6245 that is passed by hidden reference.
6246 (build_pred_graph): Mark all related variables non-direct on
6249 2009-01-14 Nick Clifton <nickc@redhat.com>
6251 * ira-conflicts.c: Include addresses.h for the definition of
6253 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6254 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6256 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6259 * Makefile.in (ira-lives.o): Add except.h.
6261 * ira-lives.c: Include except.h.
6262 (process_bb_node_lives): Process can_throw_internal.
6264 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6266 PR rtl-optimization/38774
6267 * combine.c (simplify_set): When undoing cc_use change, don't do
6268 PUT_CODE on the newly created comparison, but instead put back the
6271 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6273 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6274 values. Remove duplicate arm8 entry.
6276 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6278 PR tree-optimization/38786
6279 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6280 the SSA_NAME case of expand_scalar_variables_expr.
6281 Set the type of an expression to the type of its assign statement.
6282 (expand_scalar_variables_expr): Also gather the scalar computation
6283 used to index the memory access. Do not pass loop_p.
6284 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6285 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6286 the gimple_stmt_iterator where it inserts new code.
6288 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6289 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6291 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6293 * graphite.h (debug_value): Removed.
6294 * graphite.c (debug_value): Removed.
6296 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6298 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6299 ldrd/strd with two 32-bit instructions.
6301 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6303 * config/arm/arm.c (struct processors): Pass for speed down into
6304 cost helper functions.
6305 (const_ok_for_op): Handle COMPARE and inequality nodes.
6306 (arm_rtx_costs_1): Rewrite.
6307 (arm_size_rtx_costs): Update prototype.
6308 (arm_rtx_costs): Pass speed down to helper functions.
6309 (arm_slowmul_rtx_costs): Rework cost calculations.
6310 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6311 (arm_9e_rtx_costs): Likewise.
6313 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6315 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6316 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6317 (alpha_legitimize_address): Do not split local symbols wider than
6318 UNITS_PER_WORD into HIGH/LO_SUM parts.
6320 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6323 * gcc.c (process_command): Replace call to execvp with calls
6324 to pex_one and exit.
6326 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6329 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6330 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6331 variant for devices with 3-byte PC.
6332 (__tablejump_elpm__): New.
6334 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6337 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6338 offsetof member-designator, handle it as `[0].'.
6340 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6342 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6343 function when not using named sections on targets with named sections
6344 if branch distance is less than 262132.
6346 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6348 * combine.c (combine_instructions): Recompute
6349 optimize_this_for_speed_p for each BB in the main combine loop.
6351 2009-01-12 Tomas Bily <tbily@suse.cz>
6354 * tree-loop-distribution.c (prop_phis): New function.
6355 (generate_builtin): Call prop_phis.
6356 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6358 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6360 PR tree-optimization/38807
6361 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6362 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6364 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6366 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6367 subreg of op0 to the original op0.
6369 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6371 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6373 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6376 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6377 starting with digits.
6379 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6382 * config/arm/arm.c (arm_is_long_call_p): Don't call
6383 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6385 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6387 * regrename.c (regrename_optimize): Fix dumping.
6388 (find_oldest_value_reg): Preserve REG_POINTER.
6389 (copy_hardreg_forward_1): Likewise.
6391 2009-01-09 Diego Novillo <dnovillo@google.com>
6393 * gimple.h (struct gimple_statement_base) <uid>: Document
6394 the restrictions on its use.
6396 (gimple_set_uid): Tidy.
6398 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6400 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6401 zero guard even if align_bytes != 0 and count is smaller than
6404 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6406 PR rtl-optimization/38495
6407 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6408 (add_range_and_copies_from_move_list): Print all added ranges.
6409 Add ranges to memory optimized destination.
6411 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6415 * config/i386/i386.c (override_options): Reject
6416 -mstringop-strategy=rep_8byte with -m32.
6417 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6418 to 1. Do count comparison against epilogue_size_needed at compile
6419 time even when count_exp was constant forced into register. For
6420 size_needed don't jump to epilogue, instead just avoid aligning
6421 and invoke the body algorithm. If need_zero_guard, add zero guard
6422 even if count is non-zero, but smaller than size_needed + number of
6423 bytes that could be stored for alignment.
6424 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6425 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6426 but smaller than size_needed + number of bytes that could be stored
6427 for alignment. Compare size_needed with epilogue_size_needed instead
6428 of desired_align - align, don't adjust size_needed, pass
6429 epilogue_size_needed to the epilogue expanders.
6432 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6434 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6436 * pa.c (last_address): Change to unsigned.
6437 (update_total_code_bytes): Change argument to unsigned. Don't
6438 check if insn addresses are set.
6439 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6440 addresses are not set.
6441 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6443 2009-01-09 Nick Clifton <nickc@redhat.com>
6445 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6446 DECL_DECLARED_INLINE_P.
6448 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6451 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6452 GET_MODE (op0) in operand_subword_force calls.
6455 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6456 fold_convert arg0 operands to TREE_TYPE (op0) first.
6458 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6460 * params.def (ira-max-conflict-table-size): Decrease default value
6463 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6465 PR tree-optimization/37031
6466 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6468 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6469 allocate it using gc instead of heap, use VEC_quick_push instead of
6471 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6472 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6473 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6474 allocated vector from heap allocated.
6475 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6476 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6477 vector only after perfect_loop_nest_depth call.
6479 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6480 Jan Sjodin <jan.sjodin@amd.com>
6482 PR tree-optimization/38559
6483 * graphite.c (debug_value, copy_constraint,
6484 swap_constraint_variables, scale_constraint_variable, ): New.
6485 (get_lower_bound, get_upper_bound): Removed.
6486 (graphite_trans_bb_strip_mine): Clean up this code that works
6487 only for constant number of iterations. Fully copy upper and
6488 lower bound constraints, not only the constant part of them.
6489 * graphite.h (debug_value): Declared.
6491 2009-01-08 Ira Rosen <irar@il.ibm.com>
6493 PR tree-optimization/37194
6494 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6495 Don't add the cost of cost model guard in prologue to scalar
6496 outside cost in case of known number of iterations.
6498 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6499 Alan Modra <amodra@bigpond.net.au>
6501 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6502 non-word-aligned REG+CONST addressing.
6504 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6507 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6508 free_after_compilation when outputting a thunk.
6509 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6510 Do not call free_after_compilation here.
6512 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6515 (ix86_valid_target_attribute_inner_p): Ditto.
6517 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6519 PR tree-optimization/38492
6520 PR tree-optimization/38498
6521 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6522 * tree-chrec.h (scev_is_linear_expression): Declared.
6523 * graphite.c (graphite_cannot_represent_loop_niter): New.
6524 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6525 (graphite_loop_normal_form): Use gcc_assert.
6526 (scan_tree_for_params): Use CASE_CONVERT.
6527 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6528 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6529 Use gcc_assert. Discard scops that contain unhandled cases.
6530 (build_scop_conditions): Return a boolean status for unhandled cases.
6531 (strip_mine_profitable_p): Print the loop number, not its depth.
6532 (is_interchange_valid): Pass the depth of the loop nest, don't
6533 recompute it wrongly.
6534 (graphite_trans_bb_block): Same.
6535 (graphite_trans_bb_block): Print tentative of loop blocking.
6536 (graphite_trans_scop_block): Do not print that the loop has been
6538 (graphite_transform_loops): Do not handle scops that contain condition
6541 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6543 AVX Programming Reference (December, 2008)
6544 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6545 (_mm256_stream_pd): Likewise.
6546 (_mm256_stream_ps): Likewise.
6548 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6549 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6550 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6551 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6552 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6553 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6554 (ix86_expand_special_args_builtin): Likewise.
6556 * config/i386/sse.md (AVXMODEDI): New.
6557 (avx_movnt<mode>): Likewise.
6558 (avx_movnt<mode>): Likewise.
6559 (<sse>_movnt<mode>): Remove AVX support.
6560 (sse2_movntv2di): Likewise.
6562 2009-01-07 Richard Guenther <rguenther@suse.de>
6565 * fold-const.c (extract_muldiv): Remove obsolete comment.
6566 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6567 to PLUS_EXPR canonicalization for the canonicalization.
6569 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6571 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6572 hosted cross-compilers generating less efficient code.
6574 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6576 * function.h (rtl_data): Add a dbr_scheduled_p field.
6577 * reorg.c (dbr_schedule): Set it.
6578 (gate_handle_delay_slots): Check it.
6579 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6580 (mips_reorg): Check flag_delayed_branch instead of
6581 mips_base_delayed_branch.
6582 (mips_override_options): Don't set mips_base_delayed_branch
6583 or flag_delayed_branch.
6585 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6587 PR rtl-optimization/38426.
6588 * ira.c (ira): Set current_function_is_leaf earlier.
6590 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6592 PR rtl-optimization/38722
6593 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6594 too early, only set a flag and modify after last possible
6597 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6600 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6601 * real.c (decimal_single_format): Correct values of emin and emax.
6602 (decimal_double_format): Ditto.
6603 (decimal_quad_format): Ditto.
6604 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6605 computation of DECnn_MIN and DECnn_MAX for corrected values of
6606 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6607 __DECnn_MIN__, and adjust its computation for the corrected value
6610 2009-01-06 Jan Hubicka <jh@suse.cz>
6613 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6615 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6617 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6618 Add Robert Clark to the list of testers.
6620 2009-01-06 Jan Hubicka <jh@suse.cz>
6621 Kai Tietz <kai.tietz@onevision.com>
6623 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6624 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6626 2009-01-06 Jan Hubicka <jh@suse.cz>
6627 Kai Tietz <kai.tietz@onevision.com>
6629 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6631 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6632 (ix86_nsaved_regs): Count only general purpose regs.
6633 (ix86_nsaved_sseregs): New.
6634 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6635 to 16 for w64; compute padding and size of sse reg save area.
6636 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6637 general purpose regs.
6638 (ix86_emit_save_sse_regs_using_mov): New.
6639 (ix86_expand_prologue): Save SSE regs if needed.
6640 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6641 (ix86_emit_restore_sse_regs_using_mov): New.
6642 (ix86_expand_epilogue): Save SSE regs if needed.
6644 2009-01-06 Jan Hubicka <jh@suse.cz>
6645 Kai Tietz <kai.tietz@onevision.com>
6647 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6648 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6649 functions when accumulate outgoing args is off.
6651 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6654 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6655 before using pseudos_have_intersected_live_ranges_p.
6657 * ira-int.h (ira_assert): Always define.
6659 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6661 AVX Programming Reference (December, 2008)
6662 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6663 (_mm256_permute2_pd): Likewise.
6664 (_mm_permute2_ps): Likewise.
6665 (_mm256_permute2_ps): Likewise.
6666 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6667 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6669 * config/i386/i386.c (ix86_builtins): Remove
6670 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6671 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6672 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6673 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6674 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6675 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6676 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6677 __builtin_ia32_vpermil2ps256.
6678 (ix86_init_mmx_sse_builtins): Updated.
6679 (ix86_expand_args_builtin): Likewise.
6681 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6683 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6684 long absolute calls when generating PA 2.0 code.
6686 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6688 PR rtl-optimization/38583
6689 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6691 * params.def (ira-max-conflict-table-size): New.
6693 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6695 * ira.h (ira_conflicts_p): New external definition.
6697 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6698 table. Report this. Return result of building.
6699 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6700 building conflict table.
6702 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6703 (ira_color): Use ira_conflicts_p.
6705 * global.c: Include ira.h.
6706 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6709 * Makefile.in (global.o): Add ira.h.
6711 * ira-build.c (mark_all_loops_for_removal,
6712 propagate_some_info_from_allocno): New.
6713 (remove_unnecessary_allocnos): Call
6714 propagate_some_info_from_allocno.
6715 (remove_low_level_allocnos): New.
6716 (remove_unnecessary_regions): Add parameter. Call
6717 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6718 parameter to remove_unnecessary_regions.
6719 (ira_build): Remove all regions but root if the conflict table was
6720 not built. Update conflict hard regs for allocnos crossing calls.
6722 * ira.c (ira_conflicts_p): New global.
6723 (ira): Define and use ira_conflicts_p.
6725 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6726 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6727 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6729 2009-01-06 Ben Elliston <bje@au.ibm.com>
6731 * gengtype-lex.l (YY_NO_INPUT): Define.
6733 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6736 * c-common.c (handle_vector_size_attribute): Also reject
6739 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6741 PR tree-optimization/38492
6742 * graphite.c (rename_map_elt, debug_rename_elt,
6743 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6744 rename_map_elt_info, eq_rename_map_elts,
6745 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6746 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6747 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6748 (sese_build_livein_liveouts): New.
6749 (new_sese, free_sese): New.
6750 (new_scop): Call new_sese.
6751 (free_scop): Call free_sese.
6752 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6753 (register_old_new_names): Renamed register_old_and_new_names.
6754 (register_scop_liveout_renames, add_loop_exit_phis,
6755 insert_loop_close_phis, struct igp,
6756 default_liveout_before_guard, add_guard_exit_phis,
6757 insert_guard_phis, copy_renames): New.
6758 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6759 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6760 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6761 (scop_adjust_phis_for_liveouts): New.
6762 (gloog): Call scop_adjust_phis_for_liveouts.
6764 * graphite.h (struct sese): Documented. Added fields liveout,
6766 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6767 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6768 (struct scop): Added field liveout_renames.
6769 (SCOP_LIVEOUT_RENAMES): New.
6771 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6773 PR tree-optimization/38510
6774 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6775 (translate_clast): Call recompute_all_dominators before
6777 (gloog): Call recompute_all_dominators before graphite_verify.
6779 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6780 Jan Sjodin <jan.sjodin@amd.com>
6782 PR tree-optimization/38500
6783 * graphite.c (create_sese_edges): Call fix_loop_structure after
6786 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6788 * config.gcc: Add m32r*-*-rtems*.
6789 * config/m32r/rtems.h: New file.
6791 2009-01-05 Ben Elliston <bje@au.ibm.com>
6793 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6794 (.po.pox): Likewise.
6795 (po/gcc.pot): Likewise.
6797 2009-01-04 David S. Miller <davem@davemloft.net>
6799 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6800 (STARTING_FRAME_OFFSET): Always set to zero.
6802 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6804 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6805 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6806 fixed-point types, and vectors of the same.
6808 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6810 * config/mips/sync.md (*mb_barrier): Rename to...
6811 (*memory_barrier): ...this.
6813 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6815 * doc/extend.texi (Function Attributes): Move @cindex after @item
6816 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6817 and put in alphabetical order. Fix 'target' name and put in order.
6818 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6821 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6823 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6824 (memory_barrier): Expand as unspec instead of unspec_volatile.
6825 Remove mem:BLK from insn operands. Use Pmode scratch register.
6826 (*memory_barrier): Define as unspec instead of unspec_volatile.
6827 Use (match_dup 0) as input operand.
6829 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6830 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6831 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6832 scratch register. Remove operand 1.
6833 (*stbar): Define as unspec instead of unspec_volatile.
6834 Use (match_dup 0) as input operand, remove (const_int 8).
6835 (*membar): Define as unspec instead of unspec_volatile.
6836 Use (match_dup 0) as input operand, remove input operand 2.
6838 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6839 (memory_barrier): Expand as unspec instead of unspec_volatile.
6840 Remove mem:BLK from insn operands. Use Pmode scratch register.
6841 (*memory_barrier): Define as unspec instead of unspec_volatile.
6842 Use (match_dup 0) as input operand.
6844 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6845 Remove mem:BLK from insn operands. Use Pmode scratch register.
6846 Set volatile flag on operand 0.
6847 (*memory_barrier): New insn pattern.
6849 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6851 (*memory_barrier): Use (match_dup 0) as input operand.
6853 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6854 Remove mem:BLK from insn operands. Use Pmode scratch register.
6855 Set volatile flag on operand 0.
6856 (*mb_internal): New insn pattern.
6858 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6860 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6863 * function.c (struct temp_slot): Move to the section of the file
6864 that deals with temp slots. Remove field 'address'.
6865 (temp_slot_address_table): New hash table of address -> temp slot.
6866 (struct temp_slot_address_entry): New struct, items for the table.
6867 (temp_slot_address_compute_hash, temp_slot_address_hash,
6868 temp_slot_address_eq, insert_temp_slot_address): Support functions
6870 (find_temp_slot_from_address): Rewrite to use the new hash table.
6871 (remove_unused_temp_slot_addresses): Remove addresses of temp
6872 slots that have been made available.
6873 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6874 worker function for remove_unused_temp_slot_addresses.
6875 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6876 Add the temp slot address to the address -> temp slot map.
6877 (update_temp_slot_address): Update via insert_temp_slot_address.
6878 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6879 (pop_temp_slots): Likewise.
6880 (init_temp_slots): Allocate the address -> temp slot map, or empty
6881 the map if it is already allocated.
6882 (prepare_function_start): Initialize temp slot processing.
6884 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6887 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6888 Calculate the size of all stack vars assuming no packing of stack
6889 vars will happen, replacing a quadratic algorithm with a linear one.
6891 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6894 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6897 2009-01-03 Diego Novillo <dnovillo@google.com>
6899 * doc/contrib.texi: Update contributions.
6901 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6904 * builtins.c (fold_builtin_memory_op): Give up if either operand
6905 is volatile. Set srctype or desttype to non-qualified version
6909 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6912 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6914 PR rtl-optimization/35805
6915 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6916 problem if fast dce is able to remove any instructions.
6917 * dce.c (dce_process_block): Fix dump message.
6919 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6922 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6924 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6927 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6928 * tree-pretty-print.c (op_code_prio): New function.
6929 (op_prio): No longer static. Use op_code_prio.
6930 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6931 Use op_prio and op_code_prio to determine if () should be
6932 printed around operand(s) or not.
6934 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6935 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6936 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6937 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6938 pp_character instead of pp_string for single letter printing.
6940 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6942 * doc/extend.texi: Fix '#pragma GCC option' typo.
6944 2009-01-02 Richard Guenther <rguenther@suse.de>
6946 * doc/install.texi (--enable-checking): Mention different
6948 (--enable-stage1-checking): Document.
6950 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6953 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6954 case to be an error.
6956 2009-01-02 Ben Elliston <bje@au.ibm.com>
6958 * config/fp-bit.h (pack_d): Constify argument.
6959 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6960 (isnan): Constify argument.
6964 (_fpadd_parts): Constify return type.
6965 (_fpmul_parts): Likewise.
6966 (_fpdiv_parts): Likewise.
6968 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6971 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6972 warn about overwriting initializer with side-effects or
6973 -Woverride-init if !IMPLICIT.
6974 (output_init_element): Likewise. Pass IMPLICIT down to
6976 (process_init_element): Add IMPLICIT argument. Pass it down
6977 to output_init_element.
6978 (push_init_element, pop_init_level, set_designator): Adjust
6979 process_init_element callers.
6980 (set_nonincremental_init, set_nonincremental_init_from_string):
6981 Adjust add_pending_init callers.
6982 (output_pending_init_elements): Adjust output_init_element callers.
6983 * c-tree.h (process_init_element): Adjust prototype.
6984 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6985 process_init_element callers.