1 2009-04-15 Catherine Moore <clm@codesourcery.com>
3 * debug.h (set_name): Declare.
4 * dwarf2out.c (dwarf2out_set_name): Declare.
5 (dwarf2_debug_hooks): Add set_name.
7 (add_AT_string): Call find_AT_string.
8 (dwarf2out_set_name): New.
9 * cp/decl.c (grokdeclarator): Call set_name.
10 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11 * debug.c (do_nothing_debug_hooks): Likewise.
12 * dbxout.c (dbx_debug_hooks): Likewise.
13 * sdbout.c (sdb_debug_hooks): Likewise.
15 2009-04-15 Michael Eager <eager@eagercon.com>
17 * config/rs6000/rs6000.c: rs6000_function_value: set function return
18 reg for single-precision FPU
19 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
20 (movsi_internal1_single): New: add pattern to move SI values to/from
21 single-precision FP regs.
23 2009-04-15 Richard Guenther <rguenther@suse.de>
25 * omp-low.c (lower_rec_input_clauses): Build correct address
27 (expand_omp_for_generic): Fix multiplication type.
28 * tree-loop-distribution.c (build_size_arg): Build a
30 (generate_memset_zero): Fix types.
31 * tree-profile.c (prepare_instrumented_value): Correctly
34 2009-04-15 Ian Lance Taylor <iant@google.com>
36 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
37 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
38 for -Wall and for -Wc++-compat.
39 (c_common_post_options): For C++, set warn_enum_compare if not
41 * c-tree.h (struct c_expr): Add field original_type.
42 (build_external_ref): Update declaration.
43 * c-parser.c (c_parser_braced_init): Set original_type.
44 (c_parser_initelt): Likewise.
45 (c_parser_expr_no_commas): Likewise.
46 (c_parser_conditional_expression): Likewise.
47 (c_parser_cast_expression): Likewise.
48 (c_parser_unary_expression): Likewise. Pull setting of
49 original_code to top of function.
50 (c_parser_sizeof_expression): Set original_type.
51 (c_parser_alignof_expression): Likewise.
52 (c_parser_postfix_expression): Likewise. Pull setting of
53 original_code to top of function.
54 (c_parser_postfix_expression_after_paren_type): Set
56 (c_parser_postfix_expression_after_primary): Likewise.
57 (c_parser_expression): Likewise.
58 * c-typeck.c (build_external_ref): Add type parameter. Change all
60 (c_expr_sizeof_expr): Set original_type field.
61 (parser_build_unary_op): Likewise.
62 (parser_build_binary_op): Likewise. Optionally warn about
63 comparisons of enums of different types.
64 (digest_init): Set original_type field.
65 (really_start_incremental_init): Likewise.
66 (push_init_level, pop_init_level): Likewise.
67 * doc/invoke.texi (Warning Options): -Wenum-compare now
70 2009-04-15 Richard Guenther <rguenther@suse.de>
72 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
73 out a necessary conversion.
74 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
75 names we didn't value number.
76 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
78 2009-04-15 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/39764
81 * tree-ssa-ccp.c (get_value): Canonicalize value with
82 canonicalize_float_value.
84 2009-04-15 Jan Hubicka <jh@suse.cz>
86 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
87 Wrong version of patch.
89 2009-04-15 Jan Hubicka <jh@suse.cz>
91 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
93 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
95 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
96 our distinct integral and vector types.
98 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
100 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
101 * init.c (build_vtbl_address): Remove call to assemble_external.
103 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
105 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
106 output for other floating point modes.
108 2009-04-14 Diego Novillo <dnovillo@google.com>
110 * diagnostic.c (diagnostic_report_diagnostic): Do not
111 warn about loaded plugins for DK_ERROR and DK_WARNING.
112 * c-decl.c (declspecs_add_type): Move call to
113 invoke_plugin_callbacks ...
114 * c-parser.c (c_parser_declspecs): ... here.
115 * plugin.c (dump_active_plugins): Tidy output.
117 2009-04-14 Diego Novillo <dnovillo@google.com>
118 Le-Chun Wu <lcwu@google.com>
120 * configure.ac: Add --enable-plugin support.
121 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
122 * Makefile.in (PLUGIN_H): Define.
123 Export ENABLE_PLUGIN and GMPINC to site.exp.
124 Add PLUGINLIBS to link command.
125 Add/modify dependencies for plugin.o and files including plugin.h.
127 * config.in: Regenerate.
129 * opts.c (common_handle_option): Handle OPT_fplugin_ and
132 2009-04-14 Le-Chun Wu <lcwu@google.com>
134 * tree-pass.h (register_one_dump_file): Add a prototype for
135 register_one_dump_file.
136 * toplev.c (compile_file): Call initialize_plugins.
137 (do_compile): Call invoke_plugin_callbacks.
138 (toplev_main): Call invoke_plugin_callbacks.
139 * common.opt: Add -fplugin= and -fplugin-arg-.
140 * gcc-plugin.h: New public header file for plugins to include.
141 * plugin.c: New source file.
142 * plugin.h: New internal header file.
143 * passes.c (register_one_dump_file): Make it external.
145 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
147 2009-04-14 Diego Novillo <dnovillo@google.com>
149 * doc/plugins.texi: New.
150 * doc/gccint.texi: Add reference to Plugins chapter.
151 * doc/invoke.texi: Document -fplugin and -fplugin-arg
152 * diagnostic.c (diagnostic_report_diagnostic): Warn about
153 loaded plugins, if any.
154 * timevar.def (TV_PLUGIN_INIT): Define.
155 (TV_PLUGIN_RUN): Define.
156 * plugin.c: Include timevar.h
157 (plugins_active_p): New.
158 (dump_active_plugins): New.
159 (debug_active_plugins): New.
161 2009-04-14 Joseph Myers <joseph@codesourcery.com>
163 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
165 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
167 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
169 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
170 the same as a minus without a shift.
172 2009-04-14 Nick Clifton <nickc@redhat.com>
174 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
175 comparisons with small integers will always produce a short
178 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
182 2008-12-19 Diego Novillo <dnovillo@google.com>
184 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
186 2000-04-14 Richard Guenther <rguenther@suse.de>
188 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
190 (verify_gimple_assign_binary): Likewise. Handle shifts and
192 (verify_gimple_phi): Print the mismatched argument position.
193 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
195 (vect_update_init_of_dr): Likewise.
196 * matrix-reorg.c (transform_access_sites): Do what the
198 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
200 2009-04-13 Michael Eager <eager@eagercon.com>
202 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
203 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
204 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
205 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
206 remove duplicate config
208 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
210 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
211 file_name:line_number type locator of the call site.
213 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
215 * genautomata.c: Put blank after comma.
216 (automaton_decls): New.
217 (struct unit_usage): Add comments to member next.
218 (store_alt_unit_usage): Keep the list ordered.
219 (unit_present_on_list_p, equal_alternatives_p): New.
220 (check_regexp_units_distribution): Check units distribution
221 correctness correctly.
222 (main): Don't write automata if error is found. Return correct
225 * config/m68k/cf.md (cfv4_ds): Remove.
226 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
227 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
229 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
230 power4-load-ext, power4-store, power4-store-update,
231 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
232 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
233 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
234 power4-sqrt, power4-isync): Modify reservation to make correct
235 unit distribution to automata.
237 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
238 power5-store-update, power5-two, power5-three, power5-lmul,
239 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
241 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
243 * except.c (pass_set_nothrow_function_flags): Set name and add
245 (set_nothrow_function_flags): Mention in the dump file when
246 changing a function to nothrow.
248 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
251 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
252 instead of unsigned long.
254 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
256 * config/arm/arm.c (return_used_this_function): Remove.
257 (arm_output_function_prologue): Remove use of
258 return_used_this_function.
259 (output_return_instruction): Replace use of
260 return_used_this_function
261 by cfun->machine->return_used_this_function.
262 (arm_output_epilogue): Likewise.
263 (arm_output_function_epilogue): Likewise.
264 (thumb_unexpanded_epilogue): Likewise.
265 * config/arm/arm.h (struct machine_function):
266 New member return_used_this_function.
268 2009-04-12 Mark Mitchell <mark@codesourcery.com>
270 * doc/install.texi: Correct description of default directory for
271 --with-gxx-include-dir.
273 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
275 * fold-const.c (build_range_check): Properly deal with enumeral and
278 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
280 * doc/invoke.texi (max_gcse_passes): Remove documentation.
281 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
282 * params.h (MAX_GCSE_PASSES): Remove.
283 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
284 in sequence. Remove ability to run multiple passes.
285 (bypass_jumps): Report run as third CPROP pass.
287 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
290 * except.c (can_throw_external): Look at each insn in a SEQUENCE
291 when deciding whether the whole SEQUENCE can throw.
293 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
296 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
297 offseted label references.
299 2009-04-11 Jan Hubicka <jh@suse.cz>
301 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
303 2009-04-11 Richard Guenther <rguenther@suse.de>
306 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
307 return variables as TREE_ADDRESSABLE.
309 2009-04-11 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/39713
312 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
313 reference trees have SSA_NAME operands.
315 2009-04-11 Richard Guenther <rguenther@suse.de>
318 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
321 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
323 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
324 match changes in Cygwin 1.7
325 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
326 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
328 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
330 PR tree-optimization/39701
331 * doc/invoke.texi (Optimization Options): Document change in
332 meaning and initialization of -fdelete-null-pointer-checks.
334 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
337 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
339 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
342 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
344 2009-04-10 Chao-ying Fu <fu@mips.com>
346 * doc/tm.texi (Instruction Output): Document
347 TARGET_ASM_FINAL_POSTSCAN_INSN.
348 * target.h (final_postscan_insn): New field in asm_out.
349 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
350 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
351 * final.c (final_scan_insn): Call
352 targetm.asm_out.final_postscan_insn after outputting
353 an asm macro and a normal instruction.
355 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
356 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
357 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
358 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
359 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
361 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
364 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
365 variables as non-NULL even with -fdelete-null-pointer-checks.
367 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
369 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
371 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
374 * config/i386/i386.c (classify_argument): Handle SCmode with
375 (bit_offset % 64) != 0.
377 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
379 * doc/invoke.texi (Optimize Options): Add cross-reference to
380 -Q --help=optimizers examples.
382 2009-04-10 Ben Elliston <bje@au.ibm.com>
385 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
386 regalign for the reg == fpr and TDmode case.
388 2009-04-09 David Ayers <ayers@fsfe.org>
391 * objc/objc-act.c (warn_with_method): Remove helper function.
392 (check_duplicates): Call warning and inform directly.
393 (really_start_method): Likewise.
395 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
397 * expmed.c (expand_divmod): Always use a comparison for a division
398 by a large unsigned integer.
400 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
401 for things others than variables or functions as nonzero.
403 2009-04-09 Nick Clifton <nickc@redhat.com>
405 * unwind-compat.c: Change copyright header to refer to version
406 3 of the GNU General Public License with version 3.1 of the
407 GCC Runtime Library Exception and to point readers at the
408 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
409 * config/alpha/crtfastmath.c: Likewise.
410 * config/alpha/linux-unwind.h: Likewise.
411 * config/alpha/qrnnd.asm: Likewise.
412 * config/alpha/vms-crt0-64.c: Likewise.
413 * config/alpha/vms-crt0.c: Likewise.
414 * config/alpha/vms-dwarf2.asm: Likewise.
415 * config/alpha/vms-dwarf2eh.asm: Likewise.
416 * config/alpha/vms-psxcrt0-64.c: Likewise.
417 * config/alpha/vms-psxcrt0.c: Likewise.
418 * config/alpha/vms_tramp.asm: Likewise.
419 * config/arc/initfini.c: Likewise.
420 * config/arc/lib1funcs.asm: Likewise.
421 * config/arm/bpabi-v6m.S: Likewise.
422 * config/arm/bpabi.S: Likewise.
423 * config/arm/bpabi.c: Likewise.
424 * config/arm/crti.asm: Likewise.
425 * config/arm/crtn.asm: Likewise.
426 * config/arm/ieee754-df.S: Likewise.
427 * config/arm/ieee754-sf.S: Likewise.
428 * config/arm/lib1funcs.asm: Likewise.
429 * config/arm/libunwind.S: Likewise.
430 * config/arm/linux-atomic.c: Likewise.
431 * config/arm/mmintrin.h: Likewise.
432 * config/arm/pr-support.c: Likewise.
433 * config/arm/unaligned-funcs.c: Likewise.
434 * config/arm/unwind-arm.c: Likewise.
435 * config/arm/unwind-arm.h: Likewise.
436 * config/avr/libgcc.S: Likewise.
437 * config/bfin/crti.s: Likewise.
438 * config/bfin/crtlibid.s: Likewise.
439 * config/bfin/crtn.s: Likewise.
440 * config/bfin/lib1funcs.asm: Likewise.
441 * config/bfin/linux-unwind.h: Likewise.
442 * config/cris/arit.c: Likewise.
443 * config/cris/cris_abi_symbol.c: Likewise.
444 * config/darwin-64.c: Likewise.
445 * config/darwin-crt2.c: Likewise.
446 * config/darwin-crt3.c: Likewise.
447 * config/darwin.h: Likewise.
448 * config/dbxelf.h: Likewise.
449 * config/dfp-bit.c: Likewise.
450 * config/dfp-bit.h: Likewise.
451 * config/elfos.h: Likewise.
452 * config/fixed-bit.c: Likewise.
453 * config/fixed-bit.h: Likewise.
454 * config/fp-bit.c: Likewise.
455 * config/fp-bit.h: Likewise.
456 * config/fr30/crti.asm: Likewise.
457 * config/fr30/crtn.asm: Likewise.
458 * config/fr30/lib1funcs.asm: Likewise.
459 * config/freebsd-spec.h: Likewise.
460 * config/frv/cmovd.c: Likewise.
461 * config/frv/cmovh.c: Likewise.
462 * config/frv/cmovw.c: Likewise.
463 * config/frv/frvbegin.c: Likewise.
464 * config/frv/frvend.c: Likewise.
465 * config/frv/lib1funcs.asm: Likewise.
466 * config/glibc-stdint.h: Likewise.
467 * config/h8300/clzhi2.c: Likewise.
468 * config/h8300/crti.asm: Likewise.
469 * config/h8300/crtn.asm: Likewise.
470 * config/h8300/ctzhi2.c: Likewise.
471 * config/h8300/fixunssfsi.c: Likewise.
472 * config/h8300/lib1funcs.asm: Likewise.
473 * config/h8300/parityhi2.c: Likewise.
474 * config/h8300/popcounthi2.c: Likewise.
475 * config/i386/ammintrin.h: Likewise.
476 * config/i386/att.h: Likewise.
477 * config/i386/avxintrin.h: Likewise.
478 * config/i386/biarch64.h: Likewise.
479 * config/i386/bmmintrin.h: Likewise.
480 * config/i386/cpuid.h: Likewise.
481 * config/i386/cross-stdarg.h: Likewise.
482 * config/i386/crtfastmath.c: Likewise.
483 * config/i386/crtprec.c: Likewise.
484 * config/i386/cygming-crtbegin.c: Likewise.
485 * config/i386/cygming-crtend.c: Likewise.
486 * config/i386/cygwin.asm: Likewise.
487 * config/i386/emmintrin.h: Likewise.
488 * config/i386/gmm_malloc.h: Likewise.
489 * config/i386/gthr-win32.c: Likewise.
490 * config/i386/i386.h: Likewise.
491 * config/i386/immintrin.h: Likewise.
492 * config/i386/linux-unwind.h: Likewise.
493 * config/i386/linux64.h: Likewise.
494 * config/i386/mm3dnow.h: Likewise.
495 * config/i386/mmintrin-common.h: Likewise.
496 * config/i386/mmintrin.h: Likewise.
497 * config/i386/nmmintrin.h: Likewise.
498 * config/i386/pmm_malloc.h: Likewise.
499 * config/i386/pmmintrin.h: Likewise.
500 * config/i386/smmintrin.h: Likewise.
501 * config/i386/sol2-c1.asm: Likewise.
502 * config/i386/sol2-ci.asm: Likewise.
503 * config/i386/sol2-cn.asm: Likewise.
504 * config/i386/sol2-gc1.asm: Likewise.
505 * config/i386/tmmintrin.h: Likewise.
506 * config/i386/unix.h: Likewise.
507 * config/i386/w32-unwind.h: Likewise.
508 * config/i386/wmmintrin.h: Likewise.
509 * config/i386/x86-64.h: Likewise.
510 * config/i386/x86intrin.h: Likewise.
511 * config/i386/xmmintrin.h: Likewise.
512 * config/ia64/crtbegin.asm: Likewise.
513 * config/ia64/crtend.asm: Likewise.
514 * config/ia64/crtfastmath.c: Likewise.
515 * config/ia64/crti.asm: Likewise.
516 * config/ia64/crtn.asm: Likewise.
517 * config/ia64/fde-glibc.c: Likewise.
518 * config/ia64/lib1funcs.asm: Likewise.
519 * config/ia64/linux-unwind.h: Likewise.
520 * config/ia64/quadlib.c: Likewise.
521 * config/ia64/unwind-ia64.c: Likewise.
522 * config/linux.h: Likewise.
523 * config/m32c/m32c-lib1.S: Likewise.
524 * config/m32c/m32c-lib2-trapv.c: Likewise.
525 * config/m32c/m32c-lib2.c: Likewise.
526 * config/m32r/initfini.c: Likewise.
527 * config/m68hc11/larith.asm: Likewise.
528 * config/m68hc11/m68hc11-crt0.S: Likewise.
529 * config/m68k/cf.md: Likewise.
530 * config/m68k/crti.s: Likewise.
531 * config/m68k/crtn.s: Likewise.
532 * config/m68k/lb1sf68.asm: Likewise.
533 * config/m68k/linux-unwind.h: Likewise.
534 * config/mcore/crti.asm: Likewise.
535 * config/mcore/crtn.asm: Likewise.
536 * config/mcore/lib1.asm: Likewise.
537 * config/mips/linux-unwind.h: Likewise.
538 * config/mips/loongson.h: Likewise.
539 * config/mips/mips16.S: Likewise.
540 * config/mmix/crti.asm: Likewise.
541 * config/mmix/crtn.asm: Likewise.
542 * config/pa/fptr.c: Likewise.
543 * config/pa/hpux-unwind.h: Likewise.
544 * config/pa/lib2funcs.asm: Likewise.
545 * config/pa/linux-atomic.c: Likewise.
546 * config/pa/linux-unwind.h: Likewise.
547 * config/pa/milli64.S: Likewise.
548 * config/pa/quadlib.c: Likewise.
549 * config/pa/stublib.c: Likewise.
550 * config/picochip/libgccExtras/adddi3.asm: Likewise.
551 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
552 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
553 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
554 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
555 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
556 * config/picochip/libgccExtras/divmod15.asm: Likewise.
557 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
558 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
559 * config/picochip/libgccExtras/longjmp.asm: Likewise.
560 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
561 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
562 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
563 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
564 * config/picochip/libgccExtras/setjmp.asm: Likewise.
565 * config/picochip/libgccExtras/subdi3.asm: Likewise.
566 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
567 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
568 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
569 * config/rs6000/750cl.h: Likewise.
570 * config/rs6000/altivec.h: Likewise.
571 * config/rs6000/biarch64.h: Likewise.
572 * config/rs6000/crtresfpr.asm: Likewise.
573 * config/rs6000/crtresgpr.asm: Likewise.
574 * config/rs6000/crtresxfpr.asm: Likewise.
575 * config/rs6000/crtresxgpr.asm: Likewise.
576 * config/rs6000/crtsavfpr.asm: Likewise.
577 * config/rs6000/crtsavgpr.asm: Likewise.
578 * config/rs6000/darwin-asm.h: Likewise.
579 * config/rs6000/darwin-fallback.c: Likewise.
580 * config/rs6000/darwin-fpsave.asm: Likewise.
581 * config/rs6000/darwin-ldouble.c: Likewise.
582 * config/rs6000/darwin-tramp.asm: Likewise.
583 * config/rs6000/darwin-unwind.h: Likewise.
584 * config/rs6000/darwin-vecsave.asm: Likewise.
585 * config/rs6000/darwin-world.asm: Likewise.
586 * config/rs6000/e500crtres32gpr.asm: Likewise.
587 * config/rs6000/e500crtres64gpr.asm: Likewise.
588 * config/rs6000/e500crtres64gprctr.asm: Likewise.
589 * config/rs6000/e500crtrest32gpr.asm: Likewise.
590 * config/rs6000/e500crtrest64gpr.asm: Likewise.
591 * config/rs6000/e500crtresx32gpr.asm: Likewise.
592 * config/rs6000/e500crtresx64gpr.asm: Likewise.
593 * config/rs6000/e500crtsav32gpr.asm: Likewise.
594 * config/rs6000/e500crtsav64gpr.asm: Likewise.
595 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
596 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
597 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
598 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
599 * config/rs6000/eabi-ci.asm: Likewise.
600 * config/rs6000/eabi-cn.asm: Likewise.
601 * config/rs6000/eabi.asm: Likewise.
602 * config/rs6000/linux-unwind.h: Likewise.
603 * config/rs6000/linux64.h: Likewise.
604 * config/rs6000/paired.h: Likewise.
605 * config/rs6000/paired.md: Likewise.
606 * config/rs6000/ppc64-fp.c: Likewise.
607 * config/rs6000/ppu_intrinsics.h: Likewise.
608 * config/rs6000/rs6000.h: Likewise.
609 * config/rs6000/si2vmx.h: Likewise.
610 * config/rs6000/sol-ci.asm: Likewise.
611 * config/rs6000/sol-cn.asm: Likewise.
612 * config/rs6000/spe.h: Likewise.
613 * config/rs6000/spu2vmx.h: Likewise.
614 * config/rs6000/sysv4.h: Likewise.
615 * config/rs6000/tramp.asm: Likewise.
616 * config/rs6000/vec_types.h: Likewise.
617 * config/s390/linux-unwind.h: Likewise.
618 * config/s390/tpf-unwind.h: Likewise.
619 * config/score/crti.asm: Likewise.
620 * config/score/crtn.asm: Likewise.
621 * config/sh/crt1.asm: Likewise.
622 * config/sh/crti.asm: Likewise.
623 * config/sh/crtn.asm: Likewise.
624 * config/sh/divtab-sh4-300.c: Likewise.
625 * config/sh/divtab-sh4.c: Likewise.
626 * config/sh/divtab.c: Likewise.
627 * config/sh/lib1funcs-4-300.asm: Likewise.
628 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
629 * config/sh/lib1funcs.asm: Likewise.
630 * config/sh/lib1funcs.h: Likewise.
631 * config/sh/linux-atomic.asm: Likewise.
632 * config/sh/linux-unwind.h: Likewise.
633 * config/sh/shmedia.h: Likewise.
634 * config/sh/sshmedia.h: Likewise.
635 * config/sh/ushmedia.h: Likewise.
636 * config/sparc/crtfastmath.c: Likewise.
637 * config/sparc/linux-unwind.h: Likewise.
638 * config/sparc/sol2-c1.asm: Likewise.
639 * config/sparc/sol2-ci.asm: Likewise.
640 * config/sparc/sol2-cn.asm: Likewise.
641 * config/spu/divmodti4.c: Likewise.
642 * config/spu/divv2df3.c: Likewise.
643 * config/spu/float_disf.c: Likewise.
644 * config/spu/float_unsdidf.c: Likewise.
645 * config/spu/float_unsdisf.c: Likewise.
646 * config/spu/float_unssidf.c: Likewise.
647 * config/spu/mfc_multi_tag_release.c: Likewise.
648 * config/spu/mfc_multi_tag_reserve.c: Likewise.
649 * config/spu/mfc_tag_release.c: Likewise.
650 * config/spu/mfc_tag_reserve.c: Likewise.
651 * config/spu/mfc_tag_table.c: Likewise.
652 * config/spu/multi3.c: Likewise.
653 * config/spu/spu_internals.h: Likewise.
654 * config/spu/spu_intrinsics.h: Likewise.
655 * config/spu/spu_mfcio.h: Likewise.
656 * config/spu/vec_types.h: Likewise.
657 * config/spu/vmx2spu.h: Likewise.
658 * config/stormy16/stormy16-lib2.c: Likewise.
659 * config/svr4.h: Likewise.
660 * config/sync.c: Likewise.
661 * config/v850/lib1funcs.asm: Likewise.
662 * config/vxlib-tls.c: Likewise.
663 * config/vxlib.c: Likewise.
664 * config/vxworks-dummy.h: Likewise.
665 * config/xtensa/crti.asm: Likewise.
666 * config/xtensa/crtn.asm: Likewise.
667 * config/xtensa/ieee754-df.S: Likewise.
668 * config/xtensa/ieee754-sf.S: Likewise.
669 * config/xtensa/lib1funcs.asm: Likewise.
670 * config/xtensa/lib2funcs.S: Likewise.
671 * config/xtensa/linux-unwind.h: Likewise.
672 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
673 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
674 * coretypes.h: Likewise.
675 * crtstuff.c: Likewise.
676 * defaults.h: Likewise.
677 * dwarf2.h: Likewise.
678 * emutls.c: Likewise.
679 * gbl-ctors.h: Likewise.
680 * gcov-io.h: Likewise.
681 * ginclude/float.h: Likewise.
682 * ginclude/iso646.h: Likewise.
683 * ginclude/stdarg.h: Likewise.
684 * ginclude/stdbool.h: Likewise.
685 * ginclude/stddef.h: Likewise.
686 * ginclude/stdfix.h: Likewise.
687 * ginclude/stdint-gcc.h: Likewise.
688 * ginclude/tgmath.h: Likewise.
689 * gthr-aix.h: Likewise.
690 * gthr-dce.h: Likewise.
691 * gthr-gnat.c: Likewise.
692 * gthr-gnat.h: Likewise.
693 * gthr-lynx.h: Likewise.
694 * gthr-mipssde.h: Likewise.
695 * gthr-nks.h: Likewise.
696 * gthr-posix.c: Likewise.
697 * gthr-posix.h: Likewise.
698 * gthr-posix95.h: Likewise.
699 * gthr-rtems.h: Likewise.
700 * gthr-single.h: Likewise.
701 * gthr-solaris.h: Likewise.
702 * gthr-tpf.h: Likewise.
703 * gthr-vxworks.h: Likewise.
704 * gthr-win32.h: Likewise.
706 * libgcc2.c: Likewise.
707 * libgcc2.h: Likewise.
708 * libgcov.c: Likewise.
709 * tsystem.h: Likewise.
710 * typeclass.h: Likewise.
711 * unwind-c.c: Likewise.
712 * unwind-compat.h: Likewise.
713 * unwind-dw2-fde-compat.c: Likewise.
714 * unwind-dw2-fde-darwin.c: Likewise.
715 * unwind-dw2-fde-glibc.c: Likewise.
716 * unwind-dw2-fde.c: Likewise.
717 * unwind-dw2-fde.h: Likewise.
718 * unwind-dw2.c: Likewise.
719 * unwind-dw2.h: Likewise.
720 * unwind-generic.h: Likewise.
721 * unwind-pe.h: Likewise.
722 * unwind-sjlj.c: Likewise.
723 * unwind.inc: Likewise.
724 * config/arm/neon-gen.ml: Change generated copyright header to
725 refer to version 3 of the GNU General Public License with
726 version 3.1 of the GCC Runtime Library Exception and to point
727 readers at the COPYING3 and COPYING3.RUNTIME files and the
728 FSF's license web page.
729 * config/arm/arm_neon.h: Regenerate.
731 2009-04-09 Jakub Jelinek <jakub@redhat.com>
733 * config/cris/cris.md: Change copyright header to refer to version
734 3 of the GNU General Public License.
735 * doc/install.texi2html: Change copyright header to refer to version
736 3 of the GNU General Public License and to point readers at the
737 COPYING3 file and the FSF's license web page.
738 * config/vax/linux.h: Likewise.
740 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
742 * config/i386/i386.md (cmpcc): New.
743 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
744 (sync_compare_and_swap_cc*): Delete.
746 * config/s390/s390.c (s390_compare_emitted): Remove.
747 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
748 s390_compare_emitted used to be handled. Assert that modes match.
749 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
750 refer to sync_compare_and_swap_ccsi.
751 * config/s390/s390.h (s390_compare_emitted): Remove.
752 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
753 instead of s390_compare_emitted.
754 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
755 instead of s390_compare_emitted.
756 * config/s390/s390.md (cmpcc): New.
757 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
758 CC_REGNUM, do not pretend it's set.
759 (sync_compare_and_swap_cc*): Delete.
760 * config/s390/predicates.md (cc_reg_operand): New.
762 * expr.c (sync_compare_and_swap_cc): Delete.
763 * optabs.h (sync_compare_and_swap_cc): Delete.
764 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
765 is being used with can_compare_p.
766 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
768 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
769 look for a MODE_CC set instead. Use emit_store_flag.
770 (expand_compare_and_swap_loop): Likewise, with some additional
771 complication to avoid a force_reg when useless. Use
772 emit_cmp_and_jump_insns.
773 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
774 * doc/md.texi (sync_compare_and_swap_cc): Merge with
775 sync_compare_and_swap documentation.
777 2009-04-09 Jan Hubicka <jh@suse.cz>
779 * except.c (find_prev_try): Break out from ....
780 (duplicate_eh_regions): ... here; properly update prev_try pointers
781 when duplication part of tree.
782 (dump_eh_tree): Improve dumping.
783 (verify_eh_region): New.
784 (verify_eh_tree): Use it.
786 2009-04-06 Richard Guenther <rguenther@suse.de>
788 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
789 &ARRAY addresses by adjusting their types and prepending
791 * tree-cfg.c (verify_gimple_assign_single): Verify that
792 addresses are correct.
794 2009-04-09 Richard Guenther <rguenther@suse.de>
796 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
797 indices into an array reference if possible.
798 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
799 Fold POINTER_PLUS_EXPR statements with invariant address.
801 2009-04-09 Alan Modra <amodra@bigpond.net.au>
804 * config.gcc (powerpc64-*-linux*): Always build biarch.
806 2009-04-09 Joseph Myers <joseph@codesourcery.com>
809 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
810 it and pedwarn if this results in an INTEGER_CST.
812 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * doc/install.texi: Update minimum GMP version. Remove obsolete
815 text in MPFR section.
817 2009-04-08 Jakub Jelinek <jakub@redhat.com>
819 * dwarf2out.c (class_scope_p): New static inline.
820 (class_or_namespace_scope_p): Use it.
821 (gen_variable_die): Use DW_TAG_member tag for static data member
822 declarations instead of DW_TAG_variable.
825 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
828 2009-04-08 Richard Guenther <rguenther@suse.de>
830 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
831 valueize random data.
833 2009-04-08 David Edelsohn <edelsohn@gnu.org>
835 * config.gcc (aix tm_file): Add aix-stdint.h.
836 (aix tm clause use_gcc_stdint): Set to wrap.
837 * config/rs6000/aix-stdint.h: New file.
839 2009-04-08 Richard Guenther <rguenther@suse.de>
842 * tree-dfa.c (add_referenced_var): Do not recurse into
844 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
846 (fold_const_aggregate_ref): Likewise.
848 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
850 * recog.c (ordered_comparison_operator): New.
851 * gensupport.c (std_preds): Add it.
852 * doc/md.texi (Machine-Independent Predicates): Document it.
854 2009-04-08 Jan Hubicka <jh@suse.cz>
856 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
857 * function.h (rtl_eh): Remove exception_handler_label_map.
858 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
859 remove_exception_handler_label, for_each_eh_label_1): Remove.
860 (rtl_remove_unreachable_regions): Remove.
861 (convert_from_eh_region_ranges): Do not remove unreachable regions.
862 (find_exception_handler_labels): Don't build the hashtable.
863 (maybe_remove_eh_handler): Remove.
864 (for_each_eh_label): Rewrite to walk the tree.
865 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
866 * except.h (maybe_remove_eh_handler): Remove.
867 * passes.c (init_optimization_passes): Schedule second EH cleanup
869 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
870 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
872 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
874 * genoutput.c (validate_optab_operands): New.
875 (gen_insn, gen_expand): Call it.
877 * genflags.c (gen_insn): Detect misused iterators.
878 (main): Pass line_no to gen_insn, exit with status 1 on error.
880 * genextract.c (line_no): Make global.
881 (VEC_safe_set_locstr): Change assertion to error message.
882 (main): Exit with status 1 on error.
884 2009-04-08 Joseph Myers <joseph@codesourcery.com>
888 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
889 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
890 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
891 * c-convert.c (convert): Do not call fold on results of conversion
892 functions when the result is a C_MAYBE_CONST_EXPR.
893 * c-parser.c (c_parser_postfix_expression): Do not fold condition
894 of __builtin_choose_expr.
895 * c-typeck.c (remove_c_maybe_const_expr): New.
896 (build_unary_op, build_conditional_expr, build_compound_expr,
897 build_binary_op, c_objc_common_truthvalue_conversion): Call
898 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
901 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
903 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
904 CODE to produce a new one. Add a prototype to use fold_convert_const
906 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
909 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
910 mix declarations and code.
912 2009-04-08 Ben Elliston <bje@au.ibm.com>
914 * gcc.c: Replace `CC' with `GCC' throughout.
916 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
918 * doc/invoke.texi: Document Atom support.
920 2009-04-07 Jason Merrill <jason@redhat.com>
923 * c-common.h, c-common.c: Add flag_pretty_templates.
924 * c-opts.c (c_common_handle_option): Set it.
925 * c.opt: Add -fno-pretty-templates.
926 * doc/invoke.texi (C++ Dialect Options): Likewise.
928 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
930 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
931 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
932 (ia64_expand_builtin): Likewise.
934 2009-04-07 Martin Jambor <mjambor@suse.cz>
936 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
937 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
938 ADDR_EXPRS are include too.
940 2009-04-07 Richard Guenther <rguenther@suse.de>
942 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
943 decls are only used if passes as parameters or if they are
944 local statics and the call is not to a builtin.
945 (call_may_clobber_ref_p_1): Likewise.
947 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
949 * expr.c (do_store_flag): Remove last argument. Simplify code
950 to avoid duplication of tests already done by can_compare_p.
951 (expand_expr_real_1): Adjust caller.
953 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
955 * optabs.c (can_compare_p): Test the predicate of a
956 cbranch and cstore pattern.
958 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
960 * expr.c (convert_move): Use emit_store_flag instead of
963 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
965 * config/i386/i386.c (ix86_compare_emitted): Remove.
966 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
967 ix86_compare_op0 like ix86_compare_emitted used to be handled.
968 * config/i386/i386.h (ix86_compare_emitted): Remove.
969 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
970 instead of ix86_compare_emitted.
971 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
973 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
975 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
976 Add t-sysroot-suffix to tmake_file.
977 * config/print-sysroot-suffix.sh: New file.
978 * config/t-sysroot-suffix: New file.
980 2009-04-07 Ben Elliston <bje@au.ibm.com>
982 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
983 as the latter produces a warning when the target does not support
986 2009-04-07 Ben Elliston <bje@au.ibm.com>
988 * dfp.c: Replace type punning assignments with memcpy throughout.
989 * Makefile.in (dfp.o-warn): Remove.
991 2009-04-07 Alan Modra <amodra@bigpond.net.au>
994 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
995 Include soft-fp/t-softfp after rs6000/t-linux64.
997 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
999 * stor-layout.c (set_sizetype): Use the full precision of their
1000 machine mode for bitsize types.
1002 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1004 * config/i386/i386.md: Revert 2 accidental checkins.
1006 2009-04-06 Joey Ye <joey.ye@intel.com>
1007 Xuepeng Guo <xuepeng.guo@intel.com>
1008 H.J. Lu <hongjiu.lu@intel.com>
1010 Atom pipeline model, tuning and insn selection.
1011 * config.gcc (atom): Add atom config options and target.
1013 * config/i386/atom.md: New.
1015 * config/i386/i386.c (atom_cost): New cost.
1016 (m_ATOM): New macro flag.
1017 (initial_ix86_tune_features): Set m_ATOM.
1018 (x86_accumulate_outgoing_args): Likewise.
1019 (x86_arch_always_fancy_math_387): Likewise.
1020 (processor_target): Add Atom cost.
1021 (cpu_names): Add Atom cpu name.
1022 (override_options): Set Atom ISA.
1023 (ix86_issue_rate): New case PROCESSOR_ATOM.
1024 (ix86_adjust_cost): Likewise.
1026 * config/i386/i386.h (TARGET_ATOM): New target macro.
1027 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1028 (TARGET_OPT_AGU): New target option.
1029 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1030 (processor_type): Add PROCESSOR_ATOM.
1032 * config/i386/i386.md (cpu): Add new value "atom".
1033 (use_carry, movu): New attr.
1034 (atom.md): Include atom.md.
1035 (adddi3_carry_rex64): Set attr "use_carry".
1036 (addqi3_carry): Likewise.
1037 (addhi3_carry): Likewise.
1038 (addsi3_carry): Likewise.
1039 (*addsi3_carry_zext): Likewise.
1040 (subdi3_carry_rex64): Likewise.
1041 (subqi3_carry): Likewise.
1042 (subhi3_carry): Likewise.
1043 (subsi3_carry): Likewise.
1044 (x86_movdicc_0_m1_rex64): Likewise.
1045 (*x86_movdicc_0_m1_se): Likewise.
1046 (x86_movsicc_0_m1): Likewise.
1047 (*x86_movsicc_0_m1_se): Likewise.
1048 (*adddi_1_rex64): Emit add insn as much as possible.
1049 (*addsi_1): Likewise.
1050 (return_internal): Set atom_unit.
1051 (return_internal_long): Likewise.
1052 (return_pop_internal): Likewise.
1053 (*rcpsf2_sse): Set atom_sse_attr attr.
1054 (*qrt<mode>2_sse): Likewise.
1055 (*prefetch_sse): Likewise.
1057 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1059 (ix86_target_macros_internal): Likewise.
1061 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1062 (*prefetch_sse_rex): Likewise.
1063 (sse_rcpv4sf2): Likewise.
1064 (sse_vmrcpv4sf2): Likewise.
1065 (sse_sqrtv4sf2): Likewise.
1066 (<sse>_vmsqrt<mode>2): Likewise.
1067 (sse_ldmxcsr): Likewise.
1068 (sse_stmxcsr): Likewise.
1069 (*sse_sfence): Likewise.
1070 (sse2_clflush): Likewise.
1071 (*sse2_mfence): Likewise.
1072 (*sse2_lfence): Likewise.
1073 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1074 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1075 (avx_movdqu<avxmodesuffix>): Likewise.
1076 (avx_lddqu<avxmodesuffix>): Likewise.
1077 (sse2_movntv2di): Change attr "type" to "ssemov".
1078 (sse2_movntsi): Likewise.
1079 (rsqrtv8sf2): Change attr "type" to "sseadd".
1080 (sse3_addsubv2df3): Set attr "atom_unit".
1081 (sse3_h<plusminus_insn>v4sf3): Likewise.
1082 (*sse2_pmaddwd): Likewise.
1083 (*vec_extractv2di_1_rex64): Likewise.
1084 (*vec_extractv2di_1_avx): Likewise.
1085 (sse2_psadbw): Likewise.
1086 (ssse3_phaddwv8hi3): Likewise.
1087 (ssse3_phaddwv4hi3): Likewise.
1088 (ssse3_phadddv4si3): Likewise.
1089 (ssse3_phadddv2si3): Likewise.
1090 (ssse3_phaddswv8hi3): Likewise.
1091 (ssse3_phaddswv4hi3): Likewise.
1092 (ssse3_phsubwv8hi3): Likewise.
1093 (ssse3_phsubwv4hi3): Likewise.
1094 (ssse3_phsubdv4si3): Likewise.
1095 (ssse3_phsubdv2si3): Likewise.
1096 (ssse3_phsubswv8hi3): Likewise.
1097 (ssse3_phsubswv4hi3): Likewise.
1098 (ssse3_pmaddubsw128): Likewise.
1099 (sse3_pmaddubsw: Likewise.
1100 (ssse3_palignrti): Likewise.
1101 (ssse3_palignrdi): Likewise.
1103 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1105 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1107 2009-04-06 Richard Guenther <rguenther@suse.de>
1109 PR tree-optimization/28868
1110 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1111 of which PHI results we inserted.
1112 (insert_into_preds_of_block): Record inserted PHIs.
1113 (eliminate): Eliminate redundant PHI nodes.
1114 (init_pre): Init inserted_phi_names.
1116 2009-04-06 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/39643
1119 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1120 IMAGPART_EXPRs of complex constants.
1121 (execute_fold_all_builtins): If we folded a call queue
1122 TODO_update_address_taken.
1124 2009-04-06 Jan Hubicka <jh@suse.cz>
1127 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1130 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1132 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1134 (ic_invalidate_array): Likewise.
1136 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1138 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1139 alignment for library calls.
1141 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1143 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1144 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1145 * config/i386/mingw-stdint.h: New file.
1147 2009-04-05 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/39648
1150 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1151 our &A vs. &A[0] IL deficiencies.
1153 2009-04-04 Jan Hubicka <jh@suse.cz>
1155 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1156 removed toplevel regions.
1157 (sjlj_mark_call_sites): Likewise.
1159 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1161 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1162 (cygwin tm clause use_gcc_stdint): Set to wrap.
1163 * config/i386/cygwin-stdint.h: New file.
1165 2009-04-04 Richard Guenther <rguenther@suse.de>
1167 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1168 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1169 single-argument PHIs if we are in loop-closed SSA form.
1170 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1171 for the pre-condition.
1172 (slpeel_tree_peel_loop_to_edge): Likewise.
1173 (vect_build_loop_niters): Take an optional sequence to append stmts.
1174 (vect_generate_tmps_on_preheader): Likewise.
1175 (vect_do_peeling_for_loop_bound): Take extra guards for the
1177 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1178 the cost model check.
1179 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1180 guards if we are going to peel. Do not apply versioning in that case.
1181 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1182 (vect_do_peeling_for_loop_bound): Likewise.
1183 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1184 loop bound only record extra pre-conditions, do not apply loop
1187 2009-04-04 Richard Guenther <rguenther@suse.de>
1189 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1192 2009-04-04 Jan Hubicka <jh@suse.cz>
1194 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1195 last_basic_block for size of bb->index indexed array.
1196 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1197 compute_out, link_btr_uses, build_btr_def_use_webs,
1198 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1200 2009-04-04 Jan Hubicka <jh@suse.cz>
1202 * except.c (remove_eh_handler_and_replace): Break out from ...
1203 (remove_eh_handler): ... here.
1204 (bring_to_root): New function.
1205 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1206 handled ones, bring others to root of tree.
1208 2009-04-04 Jan Hubicka <jh@suse.cz>
1210 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1211 (all_phis_safe_to_merge): New function.
1212 (update_info): New structure.
1213 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1214 (cleanup_empty_eh): Update SSA if possible.
1216 2009-04-04 Richard Guenther <rguenther@suse.de>
1218 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1219 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1220 (append_vuse): Likewise.
1222 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1224 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1225 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1226 instead of REG_UNSAVED for DW_CFA_undefined.
1227 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1228 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1231 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1234 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1235 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1236 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1238 2009-04-04 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/8781
1241 PR tree-optimization/37892
1242 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1243 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1244 (valueize_refs): Call it for *& valueizations.
1245 (shared_reference_ops_from_ref): Rename to ...
1246 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1247 (shared_reference_ops_from_call): Rename to ...
1248 (valueize_shared_reference_ops_from_call): ... this and valueize.
1249 (vn_reference_lookup): Update.
1250 (visit_reference_op_call): Likewise.
1251 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1252 (eliminate): Value-replace the call address in call statements.
1254 2009-04-04 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/39636
1257 * tree-ssa-forwprop.c
1258 (forward_propagate_addr_into_variable_array_index): Check for
1259 GIMPLE_ASSIGN before accessing the rhs code.
1261 2009-04-03 Jason Merrill <jason@redhat.com>
1263 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1265 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1267 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1268 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1269 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1270 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1271 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1272 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1273 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1274 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1275 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1276 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1277 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1278 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1279 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1280 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1281 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1282 Use fr_reg_or_fp01_operand instead of fr_register_operand
1284 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1285 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1286 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1288 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1290 PR rtl-optimization/39607
1291 PR rtl-optimization/39631
1295 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1296 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1297 instead of DF_LR_OUT.
1298 * ira-lives.c (process_bb_node_lives): Ditto.
1299 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1300 instead of DF_LR_{OUT,IN}.
1301 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1302 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1304 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1306 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1307 (execute_lower_omp): Always run but take the short way out if -fopenmp
1309 (gate_lower_omp): Remove, forcing the pass manager to always run the
1310 pass and always set PROP_gimple_lomp.
1311 (pass_lower_omp): Remove gate function.
1312 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1313 PROP_trees. Instead, require it.
1314 * ipa-cp.c (pass_ipa_cp): Likewise.
1315 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1316 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1317 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1318 and PROP_gimple_leh.
1320 2009-04-03 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/23940
1324 PR tree-optimization/33237
1327 PR tree-optimization/36201
1328 PR tree-optimization/36230
1329 PR tree-optimization/38049
1330 PR tree-optimization/38207
1331 PR tree-optimization/38230
1332 PR tree-optimization/38301
1333 PR tree-optimization/38585
1335 PR tree-optimization/38985
1336 PR tree-optimization/39299
1337 * tree-ssa-structalias.h: Remove.
1338 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1339 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1340 (struct vuse_element_d): Remove.
1341 (struct vuse_vec_d): Likewise.
1342 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1343 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1344 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1345 VUSE_ELEMENT_VAR): Likewise.
1346 (struct voptype_d): Likewise.
1347 (NUM_VOP_FREE_BUCKETS): Likewise.
1348 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1349 (struct stmt_operands_d): Remove.
1350 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1351 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1352 VDEF_NUM, VDEF_VECT): Likewise.
1353 (copy_virtual_operands): Remove.
1354 (operand_build_cmp): Likewise.
1355 (create_ssa_artificial_load_stmt): Likewise.
1356 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1357 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1358 vuse_index and mayuse_index members. Pack and move done and iter_type
1359 members to the front.
1360 (SSA_OP_VMAYUSE): Remove.
1361 (SSA_OP_VIRTUAL_USES): Adjust.
1362 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1363 (unlink_stmt_vdef): Declare.
1364 (add_to_addressable_set): Remove.
1365 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1366 (vrp_visit_stmt): Likewise.
1367 * doc/tree-ssa.texi (Alias analysis): Update.
1368 * doc/invoke.texi (max-aliased-vops): Remove docs.
1369 (avg-aliased-vops): Likewise.
1370 * tree-into-ssa.c (syms_to_rename): Remove.
1371 (need_to_update_vops_p): Likewise.
1372 (need_to_initialize_update_ssa_p): Rename to ...
1373 (update_ssa_initialized_fn): ... this. Track function we are
1375 (symbol_marked_for_renaming): Simplify.
1376 (add_new_name_mapping): Do not set need_to_update_vops_p.
1377 (dump_currdefs): Use SYMS_TO_RENAME.
1378 (rewrite_update_stmt): Always walk all uses/defs.
1379 (dump_update_ssa): Adjust.
1380 (init_update_ssa): Take function argument. Track what we are
1382 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1383 (create_new_def_for): Initialize for cfun, assert we are initialized
1385 (mark_sym_for_renaming): Simplify.
1386 (mark_set_for_renaming): Do not initialize update-ssa.
1387 (need_ssa_update_p): Simplify. Take function argument.
1388 (name_mappings_registered_p): Assert we ask for the correct function.
1389 (name_registered_for_update_p): Likewise.
1390 (ssa_names_to_replace): Likewise.
1391 (release_ssa_name_after_update_ssa): Likewise.
1392 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1393 (dump_decl_set): Do not print a newline.
1394 (debug_decl_set): Do it here.
1395 (dump_update_ssa): And here.
1396 * tree-ssa-loop-im.c (move_computations): Adjust.
1397 (movement_possibility): Likewise.
1398 (determine_max_movement): Likewise.
1399 (gather_mem_refs_stmt): Likewise.
1400 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1402 * tree-complex.c (update_all_vops): Remove.
1403 (expand_complex_move): Adjust.
1404 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1405 Simplify test for memory referencing statement. Exclude
1406 non-invariant ADDR_EXPRs.
1407 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1408 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1409 (rdg_flag_uses): Likewise.
1410 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1412 (tree_optimize_tail_calls_1): Also split the
1413 edge from the entry block if we have degenerate PHI nodes in
1414 the first basic block.
1415 * tree.c (init_ttree): Remove memory-tag related code.
1416 (tree_code_size): Likewise.
1417 (tree_node_structure): Likewise.
1418 (build7_stat): Re-write to be build6_stat.
1419 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1420 (SSA_VAR_P): Adjust.
1421 (struct tree_memory_tag): Remove.
1422 (struct tree_memory_partition_tag): Likewise.
1423 (union tree_node): Adjust.
1424 (build7): Re-write to be build6.
1425 * tree-pass.h (pass_reset_cc_flags): Remove.
1426 (TODO_update_address_taken): New flag.
1427 (pass_simple_dse): Remove.
1428 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1429 * params.h (MAX_ALIASED_VOPS): Remove.
1430 (AVG_ALIASED_VOPS): Likewise.
1431 * omp-low.c (expand_omp_taskreg): Update SSA form.
1432 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1433 aliases the lhs in a copy stmt.
1434 * tree-ssa-dse.c (struct address_walk_data): Remove.
1435 (memory_ssa_name_same): Likewise.
1436 (memory_address_same): Likewise.
1437 (get_kill_of_stmt_lhs): Likewise.
1438 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1439 unused stores. Look through PHI nodes into post-dominated regions.
1440 (dse_optimize_stmt): Simplify. Properly remove stores.
1441 (tree_ssa_dse): Compute dominators.
1442 (execute_simple_dse): Remove.
1443 (pass_simple_dse): Likewise.
1444 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1445 gimple_loaded_syms and gimple_stored_syms computation.
1446 * toplev.c (dump_memory_report): Dump alias and pta stats.
1447 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1448 (vn_reference_eq): Likewise.
1449 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1450 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1451 valueize_vuses): Remove.
1452 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1453 (get_def_ref_stmt_vuse): ... this.
1454 (vn_reference_lookup_2): New function.
1455 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1456 walking equivalent vuses. Simplify.
1457 (vn_reference_lookup): Likewise.
1458 (vn_reference_insert): Likewise.
1459 (vn_reference_insert_pieces): Likewise.
1460 (visit_reference_op_call): Simplify.
1461 (visit_reference_op_load): Likewise.
1462 (visit_reference_op_store): Likewise.
1463 (init_scc_vn): Remove shared_lookup_vuses initialization.
1464 (free_scc_vn): Remove shared_lookup_vuses freeing.
1465 (sort_vuses, sort_vuses_heap): Remove.
1466 (get_ref_from_reference_ops): Export.
1467 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1468 vector with single vuse pointer.
1469 (vn_reference_lookup_pieces, vn_reference_lookup,
1470 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1471 (shared_vuses_from_stmt): Remove.
1472 (get_ref_from_reference_ops): Declare.
1473 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1474 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1475 memory-tag related code.
1476 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1477 (likely_value): Add comment, skip static-chain of call statements.
1478 (surely_varying_stmt_p): Adjust.
1479 (gimplify_and_update_call_from_tree): Likewise.
1480 (execute_fold_all_builtins): Do not rebuild alias info.
1481 (gimplify_and_update_call_from_tree): Properly update VOPs.
1482 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1483 (copy_ref_info): Remove memory-tag related code.
1484 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1485 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1486 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1488 * tree-ssa-dom.c (gimple_p): Remove typedef.
1489 (eliminate_redundant_computations): Adjust.
1490 (record_equivalences_from_stmt): Likewise.
1491 (avail_expr_hash): Likewise.
1492 (avail_expr_eq): Likewise.
1493 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1494 (stmt_makes_single_load): Likewise.
1495 (stmt_makes_single_store): Likewise.
1496 * tree-ssa-alias.c: Rewrite completely.
1497 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1498 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1499 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1500 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1501 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1502 Remove public functions.
1503 (pass_reset_cc_flags): Remove.
1504 (pass_build_alias): Move ...
1505 * tree-ssa-structalias.c (pass_build_alias): ... here.
1506 * tree-ssa-alias.c (may_be_aliased): Move ...
1507 * tree-flow-inline.h (may_be_aliased): ... here.
1508 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1509 count_uses_and_derefs): Move ...
1510 * gimple.c: ... here.
1511 * gimple.h (count_uses_and_derefs): Declare.
1512 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1513 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1514 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1515 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1516 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1517 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1518 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1520 * tree-dfa.c (refs_may_alias_p): Move ...
1521 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1522 * tree-ssa-alias.h: New file.
1523 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1524 (statement_sink_location): Likewise.
1525 * opts.c (decode_options): Do not adjust max-aliased-vops or
1526 avg-aliased-vops values.
1527 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1528 (TV_CALL_CLOBBER): Likewise.
1529 (TV_FLOW_SENSITIVE): Likewise.
1530 (TV_FLOW_INSENSITIVE): Likewise.
1531 (TV_MEMORY_PARTITIONING): Likewise.
1532 (TV_ALIAS_STMT_WALK): New timevar.
1533 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1534 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1535 (get_address_description): Remove memory-tag related code.
1536 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1537 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1538 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1539 and immediate uses in statements. Document.
1540 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1541 (dump_symbols): Remove.
1542 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1543 * alias.c (get_deref_alias_set): New function split out from ...
1544 (get_alias_set): ... here.
1545 * alias.h (get_deref_alias_set): Declare.
1546 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1547 type parameter. Remove restrict pointer handling. Create a
1548 ref-all pointer in case type-based alias sets do not conflict.
1549 (vect_analyze_data_refs): Remove SMT related code.
1550 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1551 (vectorizable_load): Likewise.
1552 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1553 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1554 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1555 Ignore vops and SMTs.
1556 (dr_analyze_alias): Likewise..
1557 (free_data_ref): Likewise.
1558 (create_data_ref): Likewise.
1559 (analyze_all_data_dependences): Likewise.
1560 (get_references_in_stmt): Adjust.
1561 * tree-flow-inline.h (gimple_aliases_computed_p,
1562 gimple_addressable_vars, gimple_call_clobbered_vars,
1563 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1564 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1565 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1566 gimple_mem_ref_stats): Remove.
1567 (gimple_vop): New function.
1568 (op_iter_next_use): Remove vuses and mayuses cases.
1569 (op_iter_next_def): Remove vdefs case.
1570 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1571 (clear_and_done_ssa_iter): Do not set removed fields.
1572 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1573 Assert we are not iterating over vuses or vdefs if not also
1574 iterating over uses or defs.
1575 (op_iter_init_use): Likewise.
1576 (op_iter_init_def): Likewise.
1577 (op_iter_next_vdef): Remove.
1578 (op_iter_next_mustdef): Likewise.
1579 (op_iter_init_vdef): Likewise.
1580 (compare_ssa_operands_equal): Likewise.
1581 (link_use_stmts_after): Handle vuse operand.
1582 (is_call_used): Use is_call_clobbered.
1583 (is_call_clobbered): Global variables are always call clobbered,
1584 query the call-clobbers bitmap.
1585 (mark_call_clobbered): Ignore global variables.
1586 (clear_call_clobbered): Likewise.
1587 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1588 virtual operands sanity check.
1589 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1591 (TARGET_MEM_REF): Remove TMR_TAG operand.
1592 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1593 Remove call-clobber related code.
1594 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1595 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1596 partitions or escape reason.
1597 (get_single_def_stmt, get_single_def_stmt_from_phi,
1598 get_single_def_stmt_with_phi): Remove.
1599 (dump_referenced_vars): Tidy.
1600 (get_ref_base_and_extent): Allow bare decls.
1601 (collect_dfa_stats): Adjust.
1602 * graphite.c (rename_variables_in_stmt): Adjust.
1603 (graphite_copy_stmts_from_block): Likewise.
1604 (translate_clast): Likewise.
1605 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1607 (translate_vuse_through_block): Use the oracle.
1608 (phi_translate_1): Adjust.
1609 (value_dies_in_block_x): Use the oracle. Cache the outcome
1611 (valid_in_sets): Check if the VUSE for
1612 a REFERENCE is available.
1613 (eliminate): Do not remove stmts during elimination,
1614 instead queue and remove them afterwards.
1615 (do_pre): Do not rebuild alias info.
1616 (pass_pre): Run TODO_rebuild_alias before PRE.
1617 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1618 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1619 (mark_all_v_defs_stmt): Remove.
1620 (mark_all_v_defs_seq): Adjust.
1621 (sra_replace): Likewise.
1622 (scalarize_use): Likewise.
1623 (scalarize_copy): Likewise.
1624 (scalarize_init): Likewise.
1625 (scalarize_ldst): Likewise.
1626 (todoflags): Remove.
1627 (tree_sra): Do not rebuild alias info.
1628 (tree_sra_early): Adjust.
1629 (pass_sra): Run TODO_update_address_taken before SRA.
1630 * tree-predcom.c (set_alias_info): Remove.
1631 (prepare_initializers_chain): Do not call it.
1632 (mark_virtual_ops_for_renaming): Adjust.
1633 (mark_virtual_ops_for_renaming_list): Remove.
1634 (initialize_root_vars): Adjust.
1635 (initialize_root_vars_lm): Likewise.
1636 (prepare_initializers_chain): Likewise.
1637 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1638 (may_propagate_copy_into_stmt): Likewise.
1639 (merge_alias_info): Do nothing for now.
1640 (propagate_tree_value_into_stmt): Adjust.
1641 (stmt_may_generate_copy): Likewise.
1642 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1643 not mark symbols for renaming.
1644 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1645 with the same statement, make sure to update the new pointed-to one.
1646 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1647 call statements, do not mark symbols for renaming.
1648 (mark_operand_necessary): Dump something.
1649 (ref_may_be_aliased): New function.
1650 (mark_aliased_reaching_defs_necessary_1): New helper function.
1651 (mark_aliased_reaching_defs_necessary): Likewise.
1652 (mark_all_reaching_defs_necessary_1): Likewise.
1653 (mark_all_reaching_defs_necessary): Likewise.
1654 (propagate_necessity): Do not process virtual PHIs. For
1655 non-aliased loads mark all reaching definitions as necessary.
1656 For aliased loads and stores mark the immediate dominating
1657 aliased clobbers as necessary.
1658 (visited): New global static.
1659 (perform_tree_ssa_dce): Free visited bitmap after propagating
1661 (remove_dead_phis): Perform simple dead virtual PHI removal.
1662 (remove_dead_stmt): Properly unlink virtual operands when
1664 (eliminate_unnecessary_stmts): Schedule PHI removal after
1666 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1667 (process_replaceable): Likewise.
1668 (find_replaceable_in_bb): Likewise.
1669 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1670 based on the single gimple vop.
1671 (verify_flow_insensitive_alias_info): Remove.
1672 (verify_flow_sensitive_alias_info): Likewise.
1673 (verify_call_clobbering): Likewise.
1674 (verify_memory_partitions): Likewise.
1675 (verify_alias_info): Likewise.
1676 (verify_ssa): Adjust..
1677 (execute_update_addresses_taken): Export. Update SSA
1678 manually. Optimize only when optimizing. Use a local bitmap.
1679 (pass_update_address_taken): Remove TODO_update_ssa, add
1681 (pass_update_address_taken): Just use TODO_update_address_taken.
1682 (init_tree_ssa): Do not initialize addressable_vars.
1683 (verify_ssa): Verify new VUSE / VDEF properties.
1684 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1685 Do not call verify_alias_info.
1686 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1687 Do not free the loaded and stored syms bitmaps. Reset the escaped
1688 and callused solutions. Do not free addressable_vars.
1689 Remove memory-tag related code.
1690 (warn_uninitialized_var): Aliases are always available.
1691 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1692 * lambda-code.c (can_put_in_inner_loop): Adjust.
1693 (can_put_after_inner_loop): Likewise.
1694 (perfect_nestify): Likewise.
1695 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1696 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1697 (vectorizable_conversion): Do not mark symbols for renaming.
1698 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1699 (expand_call_inline): Unlink the calls virtual operands before
1701 (tree_function_versioning): Do not call update_ssa if we are not
1702 updating clones. Simplify.
1703 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1704 (propagate_with_phi): Likewise..
1705 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1706 clobber code. Assert we are not aliased or global.
1707 * tree-flow.h: Include tree-ssa-alias.h
1708 (enum escape_type): Remove.
1709 (struct mem_sym_stats_d): Likewise.
1710 (struct mem_ref_stats_d): Likewise.
1711 (struct gimple_df): Add vop member. Remove global_var,
1712 call_clobbered_vars, call_used_vars, addressable_vars,
1713 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1714 escaped and callused members.
1715 (struct ptr_info_def): Remove all members, add points-to solution
1717 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1718 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1719 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1720 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1721 (tree-ssa-alias.o): Likewise.
1722 (toplev.o): Add tree-ssa-alias.h
1723 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1724 * gimple.c (gimple_set_bb): Fix off-by-one error.
1725 (is_gimple_reg): Do not handle memory tags.
1726 (gimple_copy): Also copy virtual operands.
1727 Delay updating the statement. Do not reset loaded and stored syms.
1728 (gimple_set_stored_syms): Remove.
1729 (gimple_set_loaded_syms): Likewise.
1730 (gimple_call_copy_skip_args): Copy the virtual operands
1731 and mark the new statement modified.
1732 * tree-ssa-structalias.c (may_alias_p): Remove.
1733 (set_uids_in_ptset): Take the alias set to prune with as
1734 parameter. Fold in the alias test of may_alias_p.
1735 (compute_points_to_sets): Compute whether a ptr is dereferenced
1737 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1738 other ADDRESSOF constraints on the lhs.
1739 (get_constraint_for_component_ref): Assert that we don't get
1740 ADDRESSOF constraints from the base of the reference.
1741 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1742 (struct variable_info): Remove collapsed_to member.
1743 (get_varinfo_fc): Remove.
1744 (new_var_info): Do not set collapsed_to.
1745 (dump_constraint): Do not follow cycles.
1746 (dump_constraint_graph): Likewise.
1747 (build_pred_graph): Likewise.
1748 (build_succ_graph): Likewise.
1749 (rewrite_constraints): Likewise.
1750 (do_simple_structure_copy): Remove.
1751 (do_rhs_deref_structure_copy): Remove.
1752 (do_lhs_deref_structure_copy): Remove.
1753 (collapse_rest_of_var): Remove.
1754 (do_structure_copy): Re-implement.
1755 (pta_stats): New global variable.
1756 (dump_pta_stats): New function.
1757 (struct constraint_expr): Make offset signed.
1758 (UNKNOWN_OFFSET): Define special value.
1759 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1760 (solution_set_expand): New helper function split out from ...
1761 (do_sd_constraint): ... here.
1762 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1763 (do_ds_constraint): Likewise.
1764 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1765 and CALLUSED = *CALLUSED.
1766 (set_union_with_increment): Make inc argument signed.
1767 (type_safe): Remove.
1768 (get_constraint_for_ptr_offset): Handle unknown and negative
1770 (first_vi_for_offset): Handle offsets before start. Bail
1771 out early for offsets beyond the variable extent.
1772 (first_or_preceding_vi_for_offset): New function.
1773 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1774 Together with ESCAPED = *ESCAPED this properly computes reachability.
1775 (find_what_var_points_to): New function.
1776 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1777 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1778 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1779 pt_solutions_intersect): New functions.
1780 (compute_call_used_vars): Remove.
1781 (compute_may_aliases): New main entry into PTA computation.
1782 * gimple.h (gimple_p): New typedef.
1783 (struct gimple_statement_base): Remove references_memory_p.
1784 (struct gimple_statement_with_memory_ops_base): Remove
1785 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1787 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1788 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1789 gimple_set_references_memory): Remove.
1790 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1791 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1793 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1794 (verify_expr): Allow RESULT_DECL.
1795 (gimple_duplicate_bb): Do not copy virtual operands.
1796 (gimple_duplicate_sese_region): Adjust.
1797 (gimple_duplicate_sese_tail): Likewise.
1798 (mark_virtual_ops_in_region): Remove.
1799 (move_sese_region_to_fn): Do not call it.
1800 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1801 and pass_simple_dse.
1802 (execute_function_todo): Handle TODO_update_address_taken,
1803 call execute_update_addresses_taken for TODO_rebuild_alias.
1804 (execute_todo): Adjust.
1805 (execute_one_pass): Init dump files early.
1806 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1808 (create_general_new_stmt): Clear vops.
1809 * tree-ssa-reassoc.c (get_rank): Adjust.
1810 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1811 symbols for renaming.
1812 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1813 (PARAM_AVG_ALIASED_VOPS): Likewise.
1814 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1815 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1816 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1817 (operand_build_cmp, copy_virtual_operands,
1818 create_ssa_artificial_load_stmt, add_to_addressable_set,
1819 gimple_add_to_addresses_taken): Remove public functions.
1820 (unlink_stmt_vdef): New function.
1822 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1824 * config.gcc (powerpc-*-linux*): Merge variants.
1826 2009-04-02 Chao-ying Fu <fu@mips.com>
1827 James Grosbach <james.grosbach@microchip.com>
1829 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1830 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1832 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1833 keep_interrupts_masked_p, use_debug_exception_return_p.
1834 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1835 keep_interrupts_masked, use_debug_exception_return.
1836 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1837 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1839 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1840 (mips_print_operand): Process COP0 registers to print $0 .. $31
1841 correctly for GAS to process.
1842 (mips_interrupt_extra_call_saved_reg_p): New function.
1843 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1845 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1846 (mips_compute_frame_info): Add supports for interrupt context that
1847 includes doubleword accumulators and COP0 registers.
1848 (mips_for_each_saved_acc): New function.
1849 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1850 mips_for_each_saved_reg.
1851 (mips_save_reg): Save accumulators.
1852 (mips_kernel_reg_p): A new for_each_rtx callback.
1853 (mips_expand_prologue): Support interrupt handlers.
1854 (mips_restore_reg): Restore accumulators.
1855 (mips_expand_epilogue): Support interrupt handlers.
1856 (mips_can_use_return_insn): Return false for interrupt handlers.
1857 (mips_epilogue_uses): New function.
1858 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1859 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1860 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1861 cop0_move): New instructions.
1862 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1863 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1865 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1867 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1868 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1869 interrupt handlers, we use K0 as the temporary register.
1870 (EPILOGUE_USES): Change to a function call.
1871 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1872 handlers, we use K0 as the temporary register.
1874 * doc/extend.texi (Function Attributes): Document interrupt,
1875 use_shadow_register_set, keep_interrupts_masked,
1876 use_debug_exception_return for MIPS attributes.
1878 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1880 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1881 Remove a number of t-files from tmake_file.
1882 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1883 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1884 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1885 target_prototype, not TARGET_PROTOTYPE.
1886 (LINK_OS_GNU_SPEC): Define.
1887 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1888 and darwin-ldoubdle.c.
1890 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1893 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1894 (cpp_options): Ditto.
1895 (default_compilers): Ditto.
1896 (display_help): Ditto.
1897 (process_command): Ditto.
1899 (set_input): Use lbasename instead of duplicate code.
1900 (save_temps_prefix): New static for -save-temps=obj.
1901 (save_temps_length): Ditto.
1903 * doc/invoke.texi (-save-temps=obj): Document new variant to
1906 2009-04-02 Jeff Law <law@redhat.com>
1908 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1911 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1913 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1914 * configure: Regenerated.
1916 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1918 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1919 share the argument list.
1921 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1925 2009-02-12 Diego Novillo <dnovillo@google.com>
1927 * varpool.c (debug_varpool): New.
1928 * cgraph.h (debug_varpool): Declare.
1930 2009-04-02 Jan Hubicka <jh@suse.cz>
1932 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1935 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/i386/i386.c (ix86_abi): Move initialization to ...
1938 (override_options): Here.
1940 2009-04-02 Christian Bruel <christian.bruel@st.com>
1942 * config/sh/sh.c (sh_dwarf_register_span): New function.
1943 (TARGET_DWARF_REGISTER_SPAN): Define.
1944 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1946 2009-04-02 Ira Rosen <irar@il.ibm.com>
1948 PR tree-optimization/39595
1949 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1950 interleaved loads group is not greater than the SLP group size.
1952 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1954 * builtins.c (is_builtin_name): New.
1955 (called_as_built_in): Use is_builtin_name.
1956 * tree.h (is_builtin_name): New.
1957 * varasm.c (incorporeal_function_p): Use is_builtin_name
1959 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1961 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1963 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1966 * c-decl.c: (clone_underlying_type): Move this ...
1967 * c-common.c (set_underlying_type): ... here.
1968 Also, make sure the function properly sets TYPE_STUB_DECL() on
1969 the newly created typedef variant type.
1970 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1971 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1974 2009-04-02 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/37221
1977 * tree-flow.h (degenerate_phi_result): Declare.
1978 * tree-ssa-dom.c (degenerate_phi_result): Export.
1979 * tree-scalar-evolution.c (analyze_initial_condition): If
1980 the initial condition is defined by a degenerate PHI node
1981 use the degenerate value.
1983 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1985 PR rtl-optimization/39588
1986 * combine.c (merge_outer_ops): Do not set the constant when this
1988 (simplify_shift_const_1): Do not modify it either in this case.
1990 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1992 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1993 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1995 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1998 * c-lex.c (interpret_float): Default (no suffix) is double.
2000 2009-04-1 Xinliang David Li <davidxl@google.com>
2002 * config/i386/i386.c (legitimate_constant_p): Recognize
2003 all one vector constant.
2005 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2007 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2008 Change #include order to silence two warnings.
2010 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2012 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2013 (ASM_SPEC): Pass -k to the assembler for PIC code.
2015 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2017 * gcc/config.gcc: Add vax-*-linux* to the switch.
2018 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2019 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2021 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2023 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2024 Use predicate macros instead of GET_CODE() == foo.
2025 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2026 ashlsi3, rotrsi3, <unnamed>): Likewise.
2028 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2030 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2031 jbbccihi, jbbccisi): Remova trailing whitespace.
2032 * gcc/config/vax/constraints.md: Likewise.
2033 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2034 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2035 * gcc/config/vax/predicates.md: Likewise.
2036 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2037 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2038 * gcc/config/vax/vax.h: Likewise.
2039 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2041 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2043 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2044 (indirectable_address_p, adjacent_operands_p): Add spaces around
2046 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2048 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2050 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2051 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2052 index_term_p, reg_plus_index_p, legitimate_address_p,
2053 vax_mode_dependent_address_p): Update comments to match functions
2054 modified by the recent int->bool conversion.
2056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2058 * gcc/config/vax/builtins.md: Update copyright message.
2059 * gcc/config/vax/constraints.md: Likewise.
2060 * gcc/config/vax/netbsd-elf.h: Likewise.
2061 * gcc/config/vax/predicates.md: Likewise.
2062 * gcc/config/vax/vax-protos.h: Likewise.
2063 * gcc/config/vax/vax.c: Likewise.
2064 * gcc/config/vax/vax.h: Likewise.
2065 * gcc/config/vax/vax.md: Likewise.
2066 * gcc/config/vax/vax.opt: Likewise.
2068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2070 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2071 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2072 * gcc/config/vax/constraints.md (B, R): Likewise.
2073 * gcc/config/vax/predicates.md (external_memory_operand,
2074 nonimmediate_addsub_di_operand): Likewise.
2075 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2076 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2077 untyped_call): Likewise.
2079 2009-04-01 Matt Thomas <matt@3am-software.com>
2081 * config/vax/predicates.md: New file.
2082 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2083 external_const_operand, nonsymbolic_operand, external_memory_operand,
2084 indirect_memory_operand, indexed_memory_operand,
2085 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2086 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2088 * config/vax/constraints.md: New file.
2089 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2091 * config/vax/builtins.md: New file.
2092 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2093 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2095 * config/vax/vax.opt (mqmath): Add option.
2096 * config/vax/vax.md (isfx): Extend with DI.
2097 (VAXintQH, VAXintQHSD): Define.
2098 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2099 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2100 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2101 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2102 (movdi): Update constraints and use vax_output_int_move().
2103 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2104 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2105 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2106 nonlocal_goto): New.
2107 (mov<mode>): Extend accepted operand types.
2108 (subdi3_old): Rename from subdi3, change update constraints and use
2109 a new implementation.
2110 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2111 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2112 MOVE_RATIO, CLEAR_RATIO): Define.
2113 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2114 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2115 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2116 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2117 (split_quadword_operands): Make static and really allow variable
2119 (print_operand_address): Update for PIC generation.
2120 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2121 indexable_address_p, fixup_mathdi_operand,
2122 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2123 (vax_float_literal, legitimate_constant_p,
2124 indirectable_constant_address_p, index_term_p,
2125 reg_plus_index_p): Return bool instead of int.
2126 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2128 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2130 (vax_output_conditional_branch): Indent.
2131 (legitimate_constant_address_p, indirectable_constant_address_p,
2132 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2133 vax_mode_dependent_address_p): Return bool instead of int, update for
2135 * config/vax/vax-protos.h (legitimate_constant_address_p,
2136 legitimate_constant_p, legitimate_address_p,
2137 vax_mode_dependent_address_p): Change declaration to bool.
2138 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2139 vax_expand_addsub_di_operands, vax_output_int_subtract,
2140 vax_output_movmemsi): Declare.
2141 (split_quadword_operands, vax_float_literal): Delete declaration.
2142 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2143 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2144 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2145 ASM_OUTPUT_DWARF_PCREL): Define.
2146 (ASM_SPEC): Change definition to allow PIC generation.
2148 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2150 * doc/sourcebuild.texi: Update front-end requirements.
2152 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2155 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2156 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2157 (booldi3_internal3): Use boolean_or_operator instead of
2160 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2163 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2164 declarator whose size is not an integer constant expression but
2165 folds to an integer constant, then treat it as a constant
2168 2009-04-01 Richard Guenther <rguenther@suse.de>
2170 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2171 i * 4 + 2 to (i * 2 + 1) * 2.
2173 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2176 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2177 return if c_parser_asm_string_literal returned NULL.
2179 2009-04-01 Nick Clifton <nickc@redhat.com>
2181 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2183 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2184 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2185 other typedefs to avoid conflicts with libgcc2.c. Define labels
2186 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2188 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2189 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2192 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2194 * varasm.c (default_function_rodata_section): Declare DOT as
2197 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2198 Andrey Galkin <agalkin@hypercom.com>
2201 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2202 Make object_name unique for each process.
2204 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2207 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2208 addressable variables in the parallel that could go out of scope while
2209 running queued tasks.
2211 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2213 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2214 (CASE_VALUES_THRESHOLD): Redefine.
2215 * config/avr/avr.c (avr_override_options): Remove initialization of
2216 avr_case_values_threshold variable.
2217 (avr_case_values_threshold): Remove variable. Add new function.
2218 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2219 * config/avr/avr.opt (mno-tablejump): Remove option.
2220 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2222 2009-04-01 DJ Delorie <dj@redhat.com>
2224 * varasm.c (default_function_rodata_section): Don't assume
2225 anything about where the first '.' in the section name is.
2227 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2229 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2230 rs6000_emit_stack_tie.
2232 2009-03-31 Ian Lance Taylor <iant@google.com>
2234 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2235 gimple_code with GIMPLE_RESX, not RESX.
2237 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2239 * c-common.c (c_get_ident): New.
2240 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2242 2009-04-01 Ben Elliston <bje@au.ibm.com>
2244 * config/rs6000/sysv4.opt (msdata): Improve option description.
2246 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2248 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2249 (divdf3_internal_lat): Remove.
2250 (divxf3_internal_lat): Remove.
2251 (divxf3_internal_thr): Remove.
2252 (divxf): Use divxf3_internal.
2253 * config/ia64/div.md (divsf3_internal_lat): New.
2254 (divdf3_internal_lat): New.
2255 (divxf3_internal): New.
2257 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2260 * Makefile.in (USE_GCC_STDINT): Define.
2261 (stmp-int-hdrs): Install stdint.h if applicable.
2262 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2264 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2265 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2266 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2267 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2268 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2269 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2270 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2271 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2272 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2273 (c_common_nodes_and_builtins): Initialize
2274 underlying_wchar_type_node. Do not initialize
2275 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2276 nodes for new types.
2277 (c_stddef_cpp_builtins): Define macros for new types.
2278 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2280 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2281 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2282 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2283 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2284 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2285 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2286 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2287 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2288 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2289 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2290 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2291 int16_type_node, int32_type_node, int64_type_node,
2292 uint8_type_node, uint16_type_node, c_uint32_type_node,
2293 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2294 int_least32_type_node, int_least64_type_node,
2295 uint_least8_type_node, uint_least16_type_node,
2296 uint_least32_type_node, uint_least64_type_node,
2297 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2298 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2299 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2300 uintptr_type_node): Define.
2301 * c-cppbuiltin.c (builtin_define_constants,
2302 builtin_define_type_minmax): New.
2303 (builtin_define_stdint_macros): Define more macros.
2304 (c_cpp_builtins): Define more limit macros.
2306 (builtin_define_type_max): Define in terms of
2307 builtin_define_type_minmax. Remove is_long parameter. All
2309 * config.gcc (use_gcc_stdint): Define.
2310 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2311 Add newlib-stdint.h for generic targets.
2312 * config/glibc-stdint.h, config/newlib-stdint.h,
2313 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2314 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2315 * config/score/score.h (UINTPTR_TYPE): Define.
2316 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2317 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2318 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2319 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2320 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2321 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2322 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2323 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2324 * config/spu/spu.h (STDINT_LONG32): Define.
2325 * configure.ac (use_gcc_stdint): Substitute.
2326 * configure: Regenerate.
2327 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2328 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2329 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2330 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2331 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2332 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2333 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2334 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2335 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2336 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2337 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2338 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2339 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2340 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2341 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2342 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2343 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2344 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2345 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2346 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2347 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2348 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2349 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2350 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2351 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2352 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2353 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2354 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2355 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2357 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2359 * loop-iv.c (suitable_set_for_replacement): Renamed from
2360 simplify_using_assignment; changed to return bool and to accept new
2361 args DEST and SRC. Return true iff we find a source/destination pair
2362 that can be used to make a replacement, and fill SRC and DEST if so.
2363 Remove arg ALTERED. Don't deal with altered regs here. All callers
2365 (simplify_using_initial_values): Deal with altered regs here and track
2366 more precisely the effect they have on the validity of our expression.
2368 * loop-iv.c (simplify_using_condition): A condition of the form
2369 (EQ REG CONST) can be used to simply make a substitution.
2370 (simplify_using_initial_values): Keep track of conditions we have seen
2371 and keep using them to simplify new expressions, while applying the
2372 same substitutions to them as to the expression.
2374 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2375 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2378 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2379 changed. Use this when trying to improve the upper bound.
2380 Generate the comparison by using simplify_gen_relational.
2382 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2384 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2386 (simplify_using_assignment, simplify_using_initial_values): Call
2387 replace_in_expr to make replacements. Call replace_single_def_regs
2388 once on the initial version of the expression.
2390 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2393 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2395 2009-03-31 Richard Guenther <rguenther@suse.de>
2398 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2399 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2401 2009-03-31 Richard Guenther <rguenther@suse.de>
2403 * tree.h (div_if_zero_remainder): Declare.
2404 * fold-const.c (div_if_zero_remainder): Export.
2405 * tree-ssa-forwprop.c
2406 (forward_propagate_addr_into_variable_array_index): Handle
2407 constant array index addition outside of the variable index.
2409 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2412 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2413 define_splits, floatunssi<mode>2): Require x87 conversions from
2414 DImode to be permitted.
2416 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2418 PR preprocessor/15638
2419 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2421 2009-03-31 Richard Guenther <rguenther@suse.de>
2425 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2426 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2427 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2428 a separate statement.
2429 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2430 (lookup_tmp_var): Likewise.
2431 (is_gimple_formal_tmp_or_call_rhs): Remove.
2432 (is_gimple_reg_or_call_rhs): Rename to ...
2433 (is_gimple_reg_rhs_or_call): ... this.
2434 (is_gimple_mem_or_call_rhs): Rename to ...
2435 (is_gimple_mem_rhs_or_call): ... this.
2436 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2437 DECL_GIMPLE_REG_P only if is_formal is true.
2438 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2439 for non-proper post-modify expression gimplification.
2440 (gimplify_self_mod_expr): For post-modify expressions gimplify
2441 the lvalue to a minimal lvalue.
2442 (rhs_predicate_for): Remove formal temp case.
2443 (gimplify_modify_expr_rhs): Likewise.
2444 (gimplify_addr_expr): Use is_gimple_reg.
2445 (gimplify_expr): Remove formal temp cases.
2446 (gimple_regimplify_operands): Likewise.
2447 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2448 and FILTER_EXPR like constants.
2449 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2451 (is_gimple_formal_tmp_rhs): Remove.
2452 (is_gimple_reg_rhs): Remove special casing.
2453 (is_gimple_mem_rhs): Fix.
2454 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2455 (is_gimple_formal_tmp_var): Remove.
2456 (is_gimple_formal_tmp_reg): Likewise.
2457 (is_gimple_min_lval): Allow invariant component ref parts.
2458 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2459 is_gimple_formal_tmp_reg): Remove declarations.
2460 * tree-cfg.c (verify_expr): Verify that variables with address
2461 taken do not have DECL_GIMPLE_REG_P set.
2462 * tree-mudflap.c (mf_build_check_statement_for): Use
2463 force_gimple_operand instead of gimplify_expr.
2465 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2467 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2468 schedulable rows to compute_split_row.
2470 2009-03-31 Ben Elliston <bje@au.ibm.com>
2473 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2476 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2478 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2479 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2480 * configure: Regenerate.
2481 * config.in: Regenerate.
2482 * config/rs6000/rs6000.opt (mtls-markers): Add.
2483 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2484 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2485 (tls_ld_aix, tls_ld_sysv): Likewise.
2486 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2487 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2489 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2491 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2493 2009-03-30 Jan Hubicka <jh@suse.cz>
2495 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2497 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2498 detection and label handling.
2500 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2502 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2503 left_conflicts_size.
2504 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2505 ALLOCNO_LEFT_CONFLICTS_SIZE.
2507 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2508 remove_allocno_from_bucket_and_push,
2509 allocno_spill_priority_compare, push_allocnos_to_stack,
2510 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2511 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2512 (setup_allocno_left_conflicts_num): Ditto. Rename to
2513 setup_allocno_left_conflicts_size.
2514 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2515 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2516 setup_allocno_left_conflicts_size instead of
2517 setup_allocno_left_conflicts_num.
2519 * ira-build.c (ira_create_allocno): Use
2520 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2521 ALLOCNO_LEFT_CONFLICTS_NUM.
2523 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2525 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2526 instead of DF_LR_OUT.
2528 * ira-lives.c (process_bb_node_lives): Ditto.
2530 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2531 instead of DF_LR_{OUT,IN}.
2533 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2535 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2537 2009-03-30 Jan Hubicka <jh@suse.cz>
2539 * except.c (label_to_region_map): Fix thinko.
2541 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2544 * tree.h (tree_find_value): New declaration.
2545 * tree.c (tree_find_value): New function.
2546 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2548 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2551 * c-decl.c (struct c_binding): Add locus field.
2552 (bind): Add locus argument, set locus field from it.
2553 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2554 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2555 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2556 implicitly_declare, undeclared_variable, lookup_label,
2557 declare_label, c_make_fname_decl, c_builtin_function,
2558 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2561 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.c (classify_argument): Check total size of
2567 2009-03-30 Martin Jambor <mjambor@suse.cz>
2569 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2570 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2571 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2574 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2575 seen_variable_array_ref while also traversing a union.
2577 * tree-inline.c (optimize_inline_calls): Do not call
2578 cgraph_node_remove_callees.
2579 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2580 (pass_remove_cgraph_callee_edges): New variable.
2581 * passes.c (init_optimization_passes): Add
2582 pass_remove_cgraph_callee_edges after early inlining and before all
2583 late intraprocedural passes.
2585 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2587 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2589 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2592 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2594 * combine.c (simplify_comparison): Use have_insn_for.
2595 * dojump.c (do_jump): Likewise.
2597 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2599 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2600 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2601 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2602 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2603 instead of sparc_compare_emitted.
2604 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2605 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2606 instead of sparc_compare_emitted.
2608 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2610 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2611 enter/exit cfglayout mode.
2612 (pass_partition_block): Require it.
2613 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2614 (combine_instructions): Track basic blocks instead of labels.
2615 (update_cfg_for_uncondjump): New.
2616 (try_combine): Use it. Update jumps after rescanning.
2617 (pass_combine): Require PROP_cfglayout.
2618 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2620 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2622 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2623 Provide/destroy PROP_cfglayout respectively.
2624 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2625 * tree-pass.h (PROP_cfglayout): New.
2627 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2629 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2630 fold_convert_const_fixed_from_fixed,
2631 fold_convert_const_fixed_from_int,
2632 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2633 set TREE_CONSTANT_OVERFLOW.
2634 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2635 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2637 2009-03-30 Ira Rosen <irar@il.ibm.com>
2639 * tree-vect-loop-manip.c: New file.
2640 * tree-vectorizer.c: Update documentation and included files.
2641 (vect_loop_location): Make extern.
2642 (rename_use_op): Move to tree-vect-loop-manip.c
2643 (rename_variables_in_bb, rename_variables_in_loop,
2644 slpeel_update_phis_for_duplicate_loop,
2645 slpeel_update_phi_nodes_for_guard1,
2646 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2647 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2648 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2649 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2650 find_loop_location): Likewise.
2651 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2652 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2653 get_vectype_for_scalar_type, vect_is_simple_use,
2654 supportable_widening_operation, supportable_narrowing_operation):
2656 (bb_in_loop_p): Move to tree-vect-loop.c.
2657 (new_loop_vec_info, destroy_loop_vec_info,
2658 reduction_code_for_scalar_code, report_vect_op,
2659 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2660 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2661 (vect_supportable_dr_alignment): Likewise.
2662 * tree-vectorizer.h (tree-data-ref.h): Include.
2663 (vect_loop_location): Declare.
2664 Reorganize function declarations according to the new file structure.
2665 * tree-vect-loop.c: New file.
2666 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2667 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2668 * tree-vect-data-refs.c: New file.
2669 * tree-vect-patterns.c (timevar.h): Don't include.
2670 * tree-vect-stmts.c: New file.
2671 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2672 tree-vect-slp.c, tree-vect-loop.c.
2673 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2674 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2675 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2676 (tree-vect-analyze.o): Remove.
2677 (tree-vect-transform.o): Likewise.
2678 (tree-vect-data-refs.o): Add rule.
2679 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2680 tree-vect-slp.o): Likewise.
2681 (tree-vect-patterns.o): Remove redundant dependencies.
2682 (tree-vectorizer.o): Likewise.
2683 * tree-vect-slp.c: New file.
2685 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2687 * optc-gen.awk: Warn if an option flag has multiple different
2690 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2692 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2693 -floop-block): Document dependences on PPL, CLooG and Graphite.
2695 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2697 PR rtl-optimization/323
2698 * c-common.c (c_fully_fold, convert_and_check,
2699 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2700 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2701 * c-common.def (EXCESS_PRECISION_EXPR): New.
2702 * c-cppbuiltin.c (builtin_define_float_constants): Define
2703 constants with enough digits for long double.
2704 * c-lex.c (interpret_float): Interpret constant with excess
2705 precision where appropriate.
2706 * c-opts.c (c_common_post_options): Set
2707 flag_excess_precision_cmdline. Give an error for
2708 -fexcess-precision=standard for C++ for processors where the
2709 option is significant.
2710 * c-parser.c (c_parser_conditional_expression): Handle excess
2711 precision in condition.
2712 * c-typeck.c (convert_arguments): Handle arguments with excess
2714 (build_unary_op): Move excess precision outside operation.
2715 (build_conditional_expr): Likewise.
2716 (build_compound_expr): Likewise.
2717 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2718 (build_modify_expr): Handle excess precision in RHS.
2719 (convert_for_assignment): Handle excess precision in converted
2721 (digest_init, output_init_element, process_init_element): Handle
2722 excess precision in initializer.
2723 (c_finish_return): Handle excess precision in return value.
2724 (build_binary_op): Handle excess precision in operands and add
2725 excess precision as needed for operation.
2726 * common.opt (-fexcess-precision=): New option.
2727 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2728 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2729 For standard excess precision, output explicit conversion to and
2730 truncation from XFmode.
2731 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2732 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2733 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2734 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2735 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2736 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2737 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2738 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2739 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2740 define_splits, sqrt<mode>2): Disable where appropriate for
2741 standard excess precision.
2742 * convert.c (convert_to_real): Do not shorten arithmetic to type
2743 for which excess precision would be used.
2744 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2745 * doc/invoke.texi (-fexcess-precision=): Document option.
2746 (-mfpmath=): Correct index entry.
2747 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2748 flag_excess_precision): New.
2749 * langhooks.c (lhd_post_options): Set
2750 flag_excess_precision_cmdline.
2751 * opts.c (common_handle_option): Handle -fexcess-precision=.
2752 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2753 init_excess_precision): New.
2754 (lang_dependent_init_target): Call init_excess_precision.
2755 * tree.c (excess_precision_type): New.
2756 * tree.h (excess_precision_type): Declare.
2758 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2761 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2762 non-lvalue to component.
2764 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2766 PR preprocessor/34695
2767 * Makefile.in (c-opts.o): Depend on c-tree.h.
2768 * c-common.c: Move down include of diagnostic.h.
2769 (done_lexing, c_cpp_error): New.
2770 * c-common.h (done_lexing): Declare.
2771 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2773 * c-opts.c: Include c-tree.h.
2774 (c_common_init_options): Set preprocessor error callback.
2775 (c_common_handle_option): Do not set preprocessor
2776 inhibit_warnings, warnings_are_errors, warn_system_headers,
2777 pedantic_errors or inhibit_warnings flags.
2778 (c_common_post_options): Do not check cpp_errors (parse_in).
2779 (c_common_finish): Do not output dependencies if there were
2780 errors. Do not check return value of cpp_finish.
2781 * c-ppoutput.c (pp_file_change): Set input_location.
2782 * c-tree.h (c_cpp_error): Declare.
2783 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2785 (diagnostic_build_prefix): Check override_column.
2786 * diagnostic.h (diagnostic_info): Add override_column field.
2787 (diagnostic_override_column): Define.
2789 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2791 * c-common.c (c_expand_expr, c_staticp): Remove.
2792 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2793 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2794 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2795 * c-gimplify.c (gimplify_compound_literal_expr,
2796 optimize_compound_literals_in_ctor): Remove.
2797 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2798 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2799 * c-semantics.c (emit_local_var): Remove.
2801 * langhooks-def.h (lhd_expand_expr): Remove.
2802 * langhooks.c (lhd_expand_expr): Remove.
2803 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2805 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2806 handling from c-semantics.c; don't call into langhook.
2807 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2808 * gimplify.c (gimplify_compound_literal_expr,
2809 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2810 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2811 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2812 as was done in c-gimplify.c.
2813 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2814 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2815 Move from c-common.h.
2816 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2818 * tree.c (staticp): Do not call langhook.
2819 * langhooks.c (lhd_staticp): Delete.
2820 * langhooks-def.h (lhd_staticp): Delete prototype.
2821 (LANG_HOOKS_STATICP): Delete.
2822 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2824 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2825 instead of DECL_STMTs.
2827 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2835 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2837 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2838 contained expression.
2839 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2840 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2841 conditional expressions for C.
2842 (decl_constant_value_for_optimization): Move from
2843 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2844 whether optimizing and that the expression is a VAR_DECL not of
2845 array type instead of doing such checks in the caller. Do not
2846 check pedantic. Call gcc_unreachable for C++.
2847 * c-common.def (C_MAYBE_CONST_EXPR): New.
2848 * c-common.h (c_fully_fold, c_save_expr,
2849 decl_constant_value_for_optimization): New prototypes.
2850 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2851 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2852 EXPR_INT_CONST_OPERANDS): Define.
2853 * c-convert.c (convert): Strip nops from expression.
2854 * c-decl.c (groktypename): Take extra parameters expr and
2855 expr_const_operands. Update call to grokdeclarator.
2856 (start_decl): Update call to grokdeclarator. Add statement for
2857 expressions used in type of decl.
2858 (grokparm): Update call to grokdeclarator.
2859 (push_parm_decl): Update call to grokdeclarator.
2860 (build_compound_literal): Add parameter non_const and build a
2861 C_MAYBE_COSNT_EXPR if applicable.
2862 (grokdeclarator): Take extra parameters expr and
2863 expr_const_operands. Track expressions used in declaration
2864 specifiers and declarators. Fold array sizes and track whether
2865 they are constant expressions and whether they are integer
2866 constant expressions.
2867 (parser_xref_tag): Set expr and expr_const_operands fields in
2869 (grokfield): Update call to grokdeclarator.
2870 (start_function): Update call to grokdeclarator.
2871 (build_null_declspecs): Set expr and expr_const_operands fields in
2873 (declspecs_add_type): Handle expressions in typeof specifiers.
2874 * c-parser.c (c_parser_declspecs): Set expr and
2875 expr_const_operands fields for declaration specifiers.
2876 (c_parser_enum_specifier): Likewise.
2877 (c_parser_struct_or_union_specifier): Likewise.
2878 (c_parser_typeof_specifier): Likewise. Update call to
2879 groktypename. Fold expression as needed. Return expressions with
2880 type instead of adding statements.
2881 (c_parser_attributes): Update calls to c_parser_expr_list.
2882 (c_parser_statement_after_labels): Fold expression before passing
2883 to objc_build_throw_stmt.
2884 (c_parser_condition): Fold expression.
2885 (c_parser_asm_operands): Fold expression.
2886 (c_parser_conditional_expression): Use c_save_expr. Update call
2887 to build_conditional_expr.
2888 (c_parser_alignof_expression): Update call to groktypename.
2889 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2890 original_code. Fold expression argument of va_arg. Create
2891 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2892 argument to va_arg. Update calls to groktypename. Fold array
2893 index for offsetof. Verify that first argument to
2894 __builtin_choose_expr has integer type.
2895 (c_parser_postfix_expression_after_paren_type): Update calls to
2896 groktypename and build_compound_literal. Handle expressions with
2897 side effects in type name.
2898 (c_parser_postfix_expression_after_primary): Update call to
2899 c_parser_expr_list. Set original_code for calls to
2900 __builtin_constant_p.
2901 (c_parser_expr_list): Take extra parameter fold_p. Fold
2902 expressions if requested.
2903 (c_parser_objc_type_name): Update call to groktypename.
2904 (c_parser_objc_synchronized_statement): Fold expression.
2905 (c_parser_objc_receiver): Fold expression.
2906 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2907 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2908 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2909 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2910 (struct c_typespec): Add elements expr and expr_const_operands.
2911 (struct c_declspecs): Add elements expr and expr_const_operands.
2912 (groktypename, build_conditional_expr, build_compound_literal):
2914 (in_late_binary_op): Declare.
2915 * c-typeck.c (note_integer_operands): New function.
2916 (in_late_binary_op): New variable.
2917 (decl_constant_value_for_broken_optimization): Move to c-common.c
2918 and rename to decl_constant_value_for_optimization.
2919 (default_function_array_conversion): Do not strip nops.
2920 (default_conversion): Do not call
2921 decl_constant_value_for_broken_optimization.
2922 (build_array_ref): Do not fold result.
2923 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2924 result when operand is a VLA.
2925 (c_expr_sizeof_type): Update call to groktypename. Handle
2926 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2927 result when operand names a VLA type.
2928 (build_function_call): Update call to build_compound_literal.
2929 Only fold result for calls to __builtin_* functions. Strip
2930 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2931 the function designator.
2932 (convert_arguments): Fold arguments. Update call to
2933 convert_for_assignment.
2934 (build_unary_op): Handle increment and decrement of
2935 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2936 decrement earlier. Fold operand of increment and decrement.
2937 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2938 built for integer operand. Wrap returns that are INTEGER_CSTs
2939 without being integer constant expressions or that have integer
2940 constant operands without being INTEGER_CSTs.
2941 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2942 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2943 result is an integer constant expression or can be used in
2944 unevaluated parts of one and avoid folding and wrap as
2945 appropriate. Fold operands before possibly doing -Wsign-compare
2947 (build_compound_expr): Wrap result for C99 if operands can be used
2948 in integer constant expressions.
2949 (build_c_cast): Update call to digest_init. Do not ignore
2950 overflow from casting floating-point constants to integers. Wrap
2951 results that could be confused with integer constant expressions,
2952 null pointer constants or floating-point constants.
2953 (c_cast_expr): Update call to groktypename. Handle expressions
2954 included in type name.
2955 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2956 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2957 Update calls to convert_for_assignment.
2958 (convert_for_assignment): Take new parameter
2959 null_pointer_constant. Do not strip nops or call
2960 decl_constant_value_for_broken_optimization. Set
2961 in_late_binary_op for conversions to boolean.
2962 (store_init_value): Update call to digest_init.
2963 (digest_init): Take new parameter null_pointer_constant. Do not
2964 call decl_constant_value_for_broken_optimization. pedwarn for
2965 initializers not constant expressions. Update calls to
2966 convert_for_assignment.
2967 (constructor_nonconst): New.
2968 (struct constructor_stack): Add nonconst element.
2969 (really_start_incremental_init, push_init_level, pop_init_level):
2970 Handle constructor_nonconst and nonconst element.
2971 (set_init_index): Call constant_expression_warning for array
2973 (output_init_element): Fold value. Set constructor_nonconst as
2974 applicable. pedwarn for initializers not constant expressions.
2975 Update call to digest_init. Call constant_expression_warning
2976 where constant initializers are required.
2977 (process_init_element): Use c_save_expr.
2978 (c_finish_goto_ptr): Fold expression.
2979 (c_finish_return): Fold return value. Update call to
2980 convert_for_assignment.
2981 (c_start_case): Fold switch expression.
2982 (c_process_expr_stmt): Fold expression.
2983 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2984 ensure statement expression is not evaluated in constant expression.
2985 (build_binary_op): Track whether results are integer constant
2986 expressions or may occur in such, disable folding and wrap results
2987 as applicable. Fold operands for -Wsign-compare warnings unless
2989 (c_objc_common_truthvalue_conversion): Handle results folded to
2990 integer constants that are not integer constant expressions.
2991 * doc/extend.texi: Document when typeof operands are evaluated,
2992 that condition of __builtin_choose_expr is an integer constant
2993 expression, and more about use of __builtin_constant_p in
2996 2009-03-29 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2999 propagate addresses of array references.
3001 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3003 * regmove.c (perhaps_ends_bb_p): Remove.
3004 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3005 from INSN and check that the main loop stays within that basic block.
3006 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3007 (regmove_forward_pass): Split out from regmove_optimize. Use
3008 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3009 (regmove_backward_pass): Split out from regmove_optimize. Use
3010 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3011 (regmove_optimize): Simplify.
3013 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3016 * config/i386/i386.c (classify_argument): Ignore flexible array
3017 member in struct and warn ABI change.
3019 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3023 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3024 (ix86_adjust_cost): Updated.
3026 2009-03-29 Jan Hubicka <jh@suse.cz>
3029 * tree-pass.h (pass_cleanup_eh): New function.
3030 (remove_unreachable_regions): Break code handling RTL
3031 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3032 that can not be reached by runtime.
3033 (can_be_reached_by_runtime): New function.
3034 (label_to_region_map): New function.
3035 (num_eh_regions): New function.
3036 (rtl_remove_unreachable_regions): New function.
3037 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3038 (remove_eh_region): New function.
3039 * except.h: Include sbitmap and vecprim.
3040 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3041 num_eh_regions): Declare.
3042 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3043 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3044 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3045 (tree_empty_eh_handler_p): New function.
3046 (cleanup_empty_eh): New function.
3047 (cleanup_eh): New function.
3048 (pass_cleanup_eh): New function.
3050 2009-03-29 Jan Hubicka <jh@suse.cz>
3052 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3053 for removed regions.
3055 2009-03-29 Jan Hubicka <jh@suse.cz>
3057 * except.c (dump_eh_tree): Dump all datastructures.
3059 2009-03-29 Jan Hubicka <jh@suse.cz>
3061 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3062 (duplicate_eh_regions_1): Likewise.
3063 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3064 vector; call EH verification.
3065 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3066 Be ready for region being removed.
3068 2009-03-29 Jan Hubicka <jh@suse.cz>
3070 * bitmap.c (bitmap_last_set_bit): New function.
3071 * bitmap.h (bitmap_last_set_bit): Declare.
3073 2009-03-29 David Ayers <ayers@fsfe.org>
3076 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3077 by calling objc_compare_types and surpress warnings about
3078 incompatible C pointers that are compatible ObjC pointers.
3080 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3082 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3083 call initialize_inline_failed.
3084 (initialize_inline_failed): Move it from here ...
3085 * cgraph.c (initialize_inline_failed): ... to here.
3086 (cgraph_create_edge): Call initialize_inline_failed rather than
3087 setting inline_failed directly.
3089 2009-03-29 Ben Elliston <bje@au.ibm.com>
3092 * sysv4.opt (msdata): Improve comment.
3093 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3094 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3096 2009-03-29 Ben Elliston <bje@au.ibm.com>
3099 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3100 load and store attributes.
3102 2009-03-29 Ben Elliston <bje@au.ibm.com>
3104 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3105 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3106 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3107 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3108 __builtin_infq and __builtin_huge_valq.
3110 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3112 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3114 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3115 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3117 2009-03-28 Xinliang David Li <davidxl@google.com>
3119 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3120 (do_dbg_cnt): New function.
3122 2009-03-28 Jan Hubicka <jh@suse.cz>
3124 Merge from pretty-ipa:
3126 2009-03-27 Jan Hubicka <jh@suse.cz>
3128 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3129 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3130 * passes.c (function_called_by_processed_nodes_p): New.
3131 * ipa-pure-const.c (check_call): Fix handling of operands.
3132 (analyze_function): Dump debug output for skipped bodies.
3133 (local_pure_const): Use function_called_by_processed_nodes_p.
3134 * dwarf2out.c (reference_to_unused): Use output.
3135 * passes.c (do_per_function_toporder): Likewise.
3137 2008-11-12 Jan Hubicka <jh@suse.cz>
3139 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3140 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3141 state_set_in_source enum
3142 (check_decl): Ignore memory tags; do not set fake looping flags;
3144 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3145 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3146 (check_call, analyze_function): Rewrite.
3148 (add_new_function): Update call of analyze_function.
3149 (generate_summary): Add call of analyze_function.
3150 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3151 (local_pure_const): New function.
3152 (pass_local_pure_const): New pass.
3153 * ipa-inline.c (inline_transform): Set after_inlining.
3154 * tree-eh.c (stmt_can_throw_external): New.
3155 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3156 work with aliasing built.
3157 * tree-flow.h (stmt_can_throw_external): New.
3158 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3159 and local pure/const pass in early and late optimization queue.
3161 2009-03-28 Martin Jambor <mjambor@suse.cz>
3163 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3165 (fold_binary): Allow function decl aligment consideration is the
3166 second argument is integer constant one.
3167 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3168 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3169 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3171 2009-03-28 Jan Hubicka <jh@suse.cz>
3173 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3174 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3175 * function.h (rtl_data): Add nothrow flag.
3176 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3177 set DECL_NOTHROW for AVAILABLE functions.
3179 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3181 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3182 following vector keyword has expansion starting with pixel or bool
3183 keyword, expand vector to __vector and pixel or bool to __pixel or
3187 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3188 warn_if_disallowed_function_p): Removed.
3189 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3190 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3191 warning_if_disallowed_function_p.
3192 * flags.h (warn_if_disallowed_function_p,
3193 warn_disallowed_functions): Removed.
3194 * common.opt (Wdisallowed-function-list=): Removed.
3195 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3197 2009-03-28 Richard Guenther <rguenther@suse.de>
3199 PR tree-optimization/38723
3200 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3203 2009-03-28 Jan Hubicka <jh@suse.cz>
3205 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3206 test introduced by my previous patch.
3208 2009-03-28 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3211 the PHIs value undefined.
3213 2009-03-28 Jan Hubicka <jh@suse.cz>
3215 * tree-pass.h (pass_fixup_cfg): New pass.
3216 * ipa-inline.c (inline_transform): Set
3217 always_inline_functions_inlined/after_inlining.
3218 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3219 (pass_fixup_cfg): New pass.
3220 * passes.c (init_optimization_passes): Add fixup_cfg.
3222 2009-03-28 Richard Guenther <rguenther@suse.de>
3224 PR tree-optimization/38458
3225 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3226 argument use the arguments copy-of value.
3228 2009-03-28 Richard Guenther <rguenther@suse.de>
3230 PR tree-optimization/38180
3231 * tree-ssa-ccp.c (get_default_value): Simplify.
3232 (likely_value): Likewise.
3233 (surely_varying_stmt_p): Properly handle VOP case.
3234 (ccp_initialize): Likewise.
3235 (ccp_fold): Handle propagating through *&.
3236 (fold_const_aggregate_ref): Also handle decls.
3238 2009-03-28 Jan Hubicka <jh@suse.cz>
3240 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3241 * cgraph.h (cgraph_node): Likewise.
3242 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3243 (cgraph_reset_node): Use process flag.
3244 (cgraph_mark_functions_to_output): Likewise.
3245 (cgraph_expand_function): Likewise.
3246 (cgraph_expand_all_functions): Likewise.
3247 (cgraph_output_in_order): Likewise.
3248 * dwarf2out.c (reference_to_unused): Likewise.
3249 * passes.c do_per_function_toporder): Likewise.
3251 2009-03-28 Jan Hubicka <jh@suse.cz>
3253 Bring from lto-branch:
3255 2008-09-03 Doug Kwan <dougkwan@google.com>
3257 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3258 enums instead of reason strings.
3259 * cgraph.c (cgraph_create_edge): Same.
3260 (cgraph_inline_failed_string): New function.
3261 * cgraph.h (cgraph_inline_failed_t): New enum type.
3262 (cgraph_inline_failed_string): New prototype.
3263 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3264 char pointer to cgraph_inline_failed_t.
3265 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3266 (cgraph_default_inline_p): Ditto.
3267 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3268 to cgraph_inline_failed_t pointer.
3269 * cif-code.def: New file.
3270 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3272 (cgraph_check_inline_limits): Change type of REASON to pointer to
3273 cgraph_inline_failed_t. Replace reason strings with enums.
3274 (cgraph_default_inline_p): Ditto.
3275 (cgraph_recursive_inlining_p): Ditto.
3276 (update_caller_keys): Change type of FAILED_REASON to
3277 cgraph_inline_failed_t.
3278 (cgraph_set_inline_failed): Change type of REASON to pointer to
3279 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3280 convert enums to strings for text output.
3281 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3282 to be of type cgraph_inline_failed_t. Replace reason strings with
3283 enums. Call cgraph_inline_failed_string to covert enums
3284 to strings for text output.
3285 (cgraph_decide_inlining): Replace reason strings with enums.
3286 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3287 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3289 * tree-inline.c (expand_call_inline): Change type of REASON
3290 to cgraph_inline_failed_t. Replace reason strings with enums.
3291 Call cgraph_inline_failed_string for text output.
3292 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3295 2009-03-28 Jan Hubicka <jh@suse.cz>
3297 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3298 cgraph_clone_node): Remove master clone handling.
3299 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3300 * cgraph.h (master_clone): Remove.
3301 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3302 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3303 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3305 2009-03-28 Jan Hubicka <jh@suse.cz>
3307 * cgraph.c (cgraph_function_body_availability): Functions declared
3308 inline are always safe to assume that it is not going to be replaced.
3310 2009-03-28 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/38513
3313 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3314 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3315 EXC_PTR_EXPR and FILTER_EXPR.
3316 (get_ref_from_reference_ops): Likewise.
3318 2009-03-28 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/38968
3321 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3322 Use FLOOR_MOD_EXPR to compute misalignment.
3324 2009-03-28 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/37795
3327 * tree.h (combine_comparisons): Declare.
3328 * fold-const.c (combine_comparisons): Export.
3329 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3331 (ifcombine_iforif): Use combine_comparisons.
3333 2009-03-28 Jan Hubicka <jh@suse.cz>
3335 * tree-eh.c (inlinable_call_p): New function.
3336 (make_eh_edges): Use it.
3337 (verify_eh_edges): Use it.
3338 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3339 * except.c (reachable_next_level): Add inlinable_function argument
3340 (sjlj_find_directly_reachable_regions): Update.
3341 (add_reachable_handler): Do not set saw_any_handlers.
3342 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3343 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3344 Add new inlinable call parameter.
3345 (can_throw_internal, can_throw_external): Update.
3346 * except.h (can_throw_internal_1, can_throw_external_1,
3347 foreach_reachable_handler): Update declaration.
3349 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3351 * config/arm/t-arm-coff, config/h8300/coff.h,
3352 config/i386/i386-aout.h, config/i386/i386-coff.h,
3353 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3354 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3355 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3356 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3357 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3358 sys-types.h: Remove.
3359 * Makefile.in: Remove protoize and fixproto support and references
3361 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3362 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3364 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3365 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3366 unprotoize$(exeext).
3367 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3368 (.PHONY): Don't depend on proto.
3369 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3370 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3371 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3372 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3373 build/gen-protos.o, build/scan.o, xsys-protos.h,
3374 build/fix-header$(build_exeext), build/fix-header.o,
3375 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3376 stmp-install-fixproto): Remove.
3377 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3378 SYSCALLS.c or fixproto files.
3379 (install-common): Don't install protoize.
3380 (install-headers-tar, install-headers-cpio, install-headers-cp):
3381 Don't depend on $(STMP_FIXPROTO).
3382 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3383 install fixproto files or write out fixproto settings.
3384 (uninstall): Don't uninstall protoize.
3385 * config.gcc (use_fixproto): Remove.
3386 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3387 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3388 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3389 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3390 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3391 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3392 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3393 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3394 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3395 * config/t-vxworks (STMP_FIXPROTO): Remove.
3396 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3397 STMP_FIXPROTO): Remove.
3398 * config.in, configure: Regenerate.
3399 * crtstuff.c (gid_t, uid_t): Don't undefine.
3400 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3401 (arm-*-coff, arm-*-aout: Remove target entries.
3402 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3403 Remove mention of AIX 4.1.
3404 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3405 * doc/invoke.texi (Running Protoize): Remove.
3406 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3407 (Protoize Caveats): Remove.
3408 * tsystem.h: Update comments on headers assumed to exist.
3410 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3412 * genautomata.c: Add a new year to the copyright. Add a new
3414 (struct insn_reserv_decl): Add comments for member bypass_list.
3415 (find_bypass): Remove.
3416 (insert_bypass): New.
3417 (process_decls): Use insert_bypass.
3418 (output_internal_insn_latency_func): Output all bypasses with the
3419 same input insn in one switch case.
3421 * rtl.def (define_bypass): Describe bypass choice.
3422 * doc/md.texi (define_bypass): Ditto.
3424 2009-03-27 Richard Guenther <rguenther@suse.de>
3426 * gimplify.c (mark_addressable): Export.
3427 * tree-flow.h (mark_addressable): Declare.
3428 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3429 * tree-ssa.c (verify_phi_args): Verify that address taken
3430 variables have TREE_ADDRESSABLE set.
3432 2009-03-27 Richard Guenther <rguenther@suse.de>
3434 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3435 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3436 Do not mark decls TREE_ADDRESSABLE.
3437 (build_fold_addr_expr): Adjust.
3438 (fold_addr_expr): Remove.
3439 (fold_unary): Use build_fold_addr_expr.
3440 (fold_comparison): Likewise.
3441 (split_address_to_core_and_offset): Likewise.
3442 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3444 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3445 (gimplify_modify_expr_to_memcpy): Mark source and destination
3447 * omp-low.c (create_omp_child_function): Mark the object decl
3449 (lower_rec_input_clauses): Mark the var we take the address of
3451 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3453 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3456 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3457 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3459 2009-03-27 Richard Guenther <rguenther@suse.de>
3461 PR tree-optimization/39120
3462 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3464 (handle_lhs_call): Process return constraints. Add escape
3465 constraints if necessary.
3466 (handle_const_call): Fill out return constraints. Make nested
3467 case more precise. Avoid consttmp if possible.
3468 (handle_pure_call): Fill out return constraints. Avoid
3469 callused if possible.
3470 (find_func_aliases): Simplify call handling.
3472 2009-03-27 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/39120
3475 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3476 as a representative.
3477 (solve_graph): Do propagate CALLUSED.
3478 (handle_pure_call): Use a scalar constraint from CALLUSED for
3480 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3483 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3486 * c-common.c (handle_aligned_attribute): Properly check alignment
3487 overflow. Use (1U << i) instead of (1 << i).
3489 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3491 * expr.h (get_mem_align_offset): Updated.
3493 * tree.h (tree_decl_common): Change align to "unsigned int" and
3494 move it before pointer_alias_set.
3496 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3497 Jakub Jelinek <jakub@redhat.com>
3500 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3501 gr_register_operand with gr_reg_or_0_operand.
3502 (cmpxchg_rel_di): Likewise.
3503 (sync_lock_test_and_set<mode>): Likewise.
3505 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3507 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3508 (true_regnum): Likewise.
3510 * rtlanal.c (subreg_info): Moved to ...
3511 * rtl.h (subreg_info): Here. New.
3512 (subreg_get_info): New.
3514 * rtlanal.c (subreg_get_info): Make it extern.
3516 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/i386.c (ix86_abi): New.
3520 (override_options): Handle -mabi=.
3521 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3522 (ix86_call_abi_override): Likewise.
3523 (init_cumulative_args): Likewise.
3524 (function_arg_advance): Likewise.
3525 (function_arg_64): Likewise.
3526 (function_arg): Likewise.
3527 (ix86_pass_by_reference): Likewise.
3528 (ix86_function_value_regno_p): Likewise.
3529 (ix86_build_builtin_va_list_abi): Likewise.
3530 (setup_incoming_varargs_64): Likewise.
3531 (is_va_list_char_pointer): Likewise.
3532 (ix86_init_machine_status): Likewise.
3533 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3534 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3535 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3536 (ix86_function_abi): Make it static and return enum calling_abi.
3537 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3539 (ix86_fn_abi_va_list): Updated.
3541 * config/i386/i386.h (ix86_abi): New.
3542 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3543 (CONDITIONAL_REGISTER_USAGE): Likewise.
3544 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3545 (machine_function): Likewise.
3547 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3549 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3550 (STACK_BOUNDARY): Likewise.
3551 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3553 * config/i386/i386.opt (mabi=): New.
3555 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3556 return enum calling_abi.
3557 (ix86_function_type_abi): Likewise.
3558 (ix86_function_abi): Removed.
3560 * doc/invoke.texi: Document -mabi= option for x86.
3562 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * builtins.c (real_dconstp): Delete.
3565 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3567 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3568 Jakub Jelinek <jakub@redhat.com>
3571 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3572 (gen_subprogram_die): When a function is explicit, generate the
3573 DW_AT_explicit attribute.
3574 * langhooks.h (struct lang_hooks_for_decls): Add
3575 function_decl_explicit_p langhook.
3576 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3577 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3579 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3581 * builtins.c (fold_builtin_memory_op): Optimize memmove
3582 into memcpy if we can prove source and destination don't overlap.
3584 * tree-inline.c: Include gt-tree-inline.h.
3585 (clone_fn_id_num): New variable.
3586 (clone_function_name): New function.
3587 (tree_function_versioning): Use it.
3588 * Makefile.in (GTFILES): Add tree-inline.c.
3590 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3592 * BASE-VER: Change to 4.5.0.
3594 2009-03-27 Xinliang David Li <davidxl@google.com>
3596 PR tree-optimization/39557
3597 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3599 2009-03-27 Xinliang David Li <davidxl@google.com>
3601 PR tree-optimization/39548
3602 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3605 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3607 * c-common.c (pointer_int_sum): Use %wd on return from
3610 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3612 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3613 on return from tree_low_cst.
3615 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3618 * ginclude/stdarg.h (va_copy): Define also for
3619 __GXX_EXPERIMENTAL_CXX0X__.
3621 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3624 * builtins.h (c_strlen): Do not warn here.
3625 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3626 * c-common.c (pointer_int_sum): Take an explicit location.
3627 Warn about offsets out of bounds.
3628 * c-common.h (pointer_int_sum): Adjust declaration.
3630 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3632 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3635 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3638 * opts.c (warn_if_disallowed_function_p): Don't assume
3639 get_callee_fndecl must return non-NULL.
3641 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3643 PR rtl-optimization/39522
3644 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3645 when reg_reloaded_valid is set.
3647 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3649 * config/spu/divv2df3.c: New file.
3650 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3651 (DPBIT_FUNCS): Filter out _div_df.
3653 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3655 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3656 a jump insn, count that jump in the distance to the loop start.
3658 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3661 * config/sh/sh.c (calc_live_regs): Fix condition for global
3662 registers except PIC_OFFSET_TABLE_REGNUM.
3664 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3667 * doc/invoke.texi (-mconsole): New.
3671 (-mnop-fun-dllimport): New.
3675 (sub section "i386 and x86-64 Windows Options"): New.
3677 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3679 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3680 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3682 2009-03-25 Richard Guenther <rguenther@suse.de>
3685 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3688 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3690 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3691 neither of haifa/selective schedulers are working.
3693 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3695 * doc/invoke.texi (Debugging Options): Fix description of
3696 -fno-merge-debug-strings.
3698 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3700 * config/cris/libgcc.ver: New version-script.
3701 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3703 * configure.ac <GAS features, nop mnemonic>: Add pattern
3704 crisv32-*-* for "nop".
3705 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3706 * configure: Regenerate.
3708 2009-03-24 Ira Rosen <irar@il.ibm.com>
3710 PR tree-optimization/39529
3711 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3712 mark_sym_for_renaming for the tag copied to the new vector
3715 2009-03-24 Arthur Loiret <aloiret@debian.org>
3717 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3718 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3719 EXTRA_SPEC_FUNCTIONS.
3720 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3721 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3722 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3723 -march and -mtune options.
3725 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3727 * config/m68k/t-rtems: Add m5329 multilib.
3729 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3730 Jakub Jelinek <jakub@redhat.com>
3733 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3736 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3739 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3740 instead of c_parser_expression_conv, if original_code isn't one of the
3741 4 allowed comparison codes, fail.
3743 2009-03-23 Richard Guenther <rguenther@suse.de>
3745 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3746 * tree.h (struct tree_type): Likewise.
3747 * reload.h (struct insn_chain): Likewise.
3748 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3749 * function.h (struct function): Likewise.
3750 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3752 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3754 PR tree-optimization/39516
3755 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3757 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3759 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3760 should be set true if BITS_PER_WORD of target is bigger than 32
3762 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3764 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3765 Translate -B-options to -rpath-link. Correct existing
3766 rpath-link and conditionalize on !nostdlib.
3768 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3770 * doc/extend.texi (Function Attributes, Variable Attributes):
3772 * doc/invoke.texi (Debugging Options, Optimize Options)
3773 (i386 and x86-64 Options, MCore Options): Likewise.
3775 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3778 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3779 it for block local namespace aliases.
3780 (gen_decl_die): Pass context_die to gen_namespace_die.
3782 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3785 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3786 minimum or maximum value.
3788 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3790 * reginfo.c (globalize_reg): Recompute derived reg sets.
3792 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3795 * libgcc2.c (mprotect): Do not use signed arguments for
3796 VirtualProtect, use DWORD arguments. Also fix the 'may
3797 be used uninitialized' warning for the np variable.
3799 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3802 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3803 functions using regparm calling conventions when not optimizing.
3804 (ix86_function_sseregparm): Similarly for sseregparm calling
3807 2009-03-19 Li Feng <nemokingdom@gmail.com>
3810 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3811 dependence if the first conflict is after niter iterations.
3813 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3816 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3817 functions with dynamic stack-pointer adjustments.
3819 2009-03-19 Ben Elliston <bje@au.ibm.com>
3821 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3822 option; change to -msdata=data.
3824 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3826 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3829 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3832 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3834 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3836 * doc/invoke.texi (Code Gen Options): Expand discussion of
3839 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3841 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3842 * matrix-reorg.c (struct matrix_info): Likewise.
3843 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3844 * rtl.h (struct mem_attrs): Likewise.
3845 * df.h (struct df): Likewise.
3846 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3847 * ira-int.h (struct ira_allocno): Likewise.
3848 * df-scan.c (struct df_collection_rec): Likewise.
3849 * ira.c (struct equivalence): Likewise.
3850 * function.c (struct temp_slot): Likewise.
3851 * cfgloop.h (struct loop): Likewise.
3854 * function.c (use_register_for_decl): When not optimizing, disregard
3855 register keyword for variables with types containing methods.
3857 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3860 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3861 (is_simple_operand): Call contains_component_ref_p before calling data
3862 reference analysis that would fail on COMPONENT_REFs.
3864 * tree-vrp.c (search_for_addr_array): Fix formatting.
3866 2009-03-18 Richard Guenther <rguenther@suse.de>
3868 * tree-vect-transform.c (vect_loop_versioning): Fold the
3869 generated comparisons.
3870 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3871 (slpeel_tree_peel_loop_to_edge): Likewise.
3873 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3876 * opts.c (print_specific_help): In addition to `undocumented',
3877 accept `separate' and `joined' flags if passed alone. Describe
3878 output by the first matched one of those.
3879 (common_handle_option): Skip over empty strings.
3880 * gcc.c (display_help): Fix help string for `--help='.
3881 * doc/invoke.texi (Option Summary, Overall Options): With
3882 `--help=', classes and qualifiers can both be repeated, but
3883 only the latter can be negated. One should not pass only
3884 negated qualifiers. Fix markup and examples.
3887 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3889 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3890 and -fhelp=separate.
3892 2009-03-17 Jing Yu <jingyu@google.com>
3895 * function.h (struct rtl_data): Move is_thunk from here...
3896 (struct function): ...to here.
3897 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3898 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3900 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3902 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3903 (alpha_output_function_end_prologue): Likewise.
3904 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3905 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3906 (rs6000_output_function_epilogue): Likewise.
3907 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3909 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3913 from different units in a single alternative.
3914 (*truncdfsf_i387): Ditto.
3915 (*truncxfsf2_mixed): Ditto.
3916 (*truncxfdf2_mixed): Ditto.
3918 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3920 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3921 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3924 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3925 unused non-artificial variables when not optimizing.
3928 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3929 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3930 NAMESPACE_DECL in its DECL_INITIAL.
3933 * optabs.c (set_user_assembler_libfunc): New function.
3934 * expr.h (set_user_assembler_libfunc): New prototype.
3935 * c-common.c: Include libfuncs.h.
3936 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3937 for memcmp, memset, memcpy, memmove and abort.
3938 * Makefile.in (c-common.o): Depend on libfuncs.h.
3941 * dwarf2out.c (gen_inlined_enumeration_type_die,
3942 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3943 gen_tagged_type_instantiation_die): Removed.
3944 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3947 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3950 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3952 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3953 (check-parallel-%): Ditto.
3954 (check-consistency): Ditto.
3956 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3958 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3959 local variable rhs by NULL_TREE.
3961 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3964 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3966 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3969 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3971 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3975 for ms->sysv ABI calls only in 64bit mode.
3977 * config/i386/i386.md (untyped_call): Support 32bit.
3979 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3981 * doc/extend.texi: Replace x86_65 with x86_64.
3983 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3985 PR tree-optimization/39455
3986 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3987 mismatches for POINTER_TYPE_P (type).
3988 (number_of_iterations_le): Likewise.
3990 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3992 * config/picochip/picochip.c: Removed profiling support.
3993 * config/picochip/picochip.md: Removed profiling instruction.
3994 * config/picochip/picochip.h: Removed profiling builtin.
3996 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3998 * doc/install.texi (--with-host-libstdcxx): Document.
4000 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4003 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4004 generate a warning if the function name does not begin with
4005 "__vector" and the function has either the 'signal' or 'interrupt'
4006 attribute, from here to ...
4007 (avr_declare_function_name): ...here. New function.
4008 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4009 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4011 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4014 * cse.c (fold_rtx): Don't modify original const_arg1 when
4015 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4016 separate variable instead.
4017 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4018 from out of range shift counts.
4019 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4021 2008-03-13 Catherine Moore <clm@codesourcery.com>
4023 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4024 diagnostic.h with $(DIAGNOSTIC_H).
4026 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4029 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4031 * config/i386/sync.md (sync_compare_and_swap<mode>,
4032 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4033 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4035 (sync_double_compare_and_swapdi_pic,
4036 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4037 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4039 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4042 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4044 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4047 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4048 (avx_addsubv4df3): Likewise.
4049 (*avx_addsubv4sf3): Likewise.
4050 (sse3_addsubv4sf3): Likewise.
4052 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4057 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4060 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4061 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4062 registers for allocnos created from user-defined variables.
4064 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4067 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4068 of non-integer mode as well.
4070 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4072 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4073 for functions for which the parameter types are unknown.
4075 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4078 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4079 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4080 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4081 * config/i386/i386.c (ix86_local_alignment): For
4082 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4083 long long variables on the stack to avoid dynamic realignment.
4084 Allow the first argument to be a decl rather than type.
4085 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4087 2009-03-11 Nick Clifton <nickc@redhat.com>
4090 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4092 Add description to mno-lsim option.
4093 * config/mcore/mcore.h: Remove comment about deprecated m4align
4095 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4096 * doc/invoke.texi: Add description of mno-lsim and
4097 mstack-increment options.
4099 * config/fr30/fr30.opt: Document the -mno-lsim option.
4100 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4101 and -mno-lsim options.
4103 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4105 * fold-const.c (fold_comparison): Only call fold_inf_compare
4106 if the mode supports infinities.
4108 2009-03-11 Jason Merrill <jason@redhat.com>
4111 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4112 end already did. Notice GIMPLE_CALL modifications of the result.
4113 Don't copy debug information from an ignored decl or a decl from
4116 2009-03-10 Richard Guenther <rguenther@suse.de>
4117 Nathan Froyd <froydnj@codesourcery.com>
4120 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4121 (__divMODE3): Likewise.
4123 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4125 PR tree-optimization/39394
4126 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4127 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4129 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4131 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4132 inline asms for register asm ("") declarations.
4134 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4136 * fold-const.c (fold_unary): Fix comment.
4138 2009-03-07 Jan Hubicka <jh@suse.cz>
4141 * tree-inline.c (setup_one_parameter): Do replacement of const
4142 argument by constant in SSA form.
4144 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4147 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4148 determine alignment passed to assign_stack_local.
4149 (assign_parms_unsplit_complex): Likewise.
4150 * except.c (sjlj_build_landing_pads): Likewise.
4152 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4155 * tree-flow.h (add_referenced_var): Return bool instead of void.
4156 * tree-dfa.c (add_referenced_var): Return result of
4157 referenced_var_check_and_insert call.
4158 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4159 of referenced_var_check_and_insert.
4162 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4163 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4164 DIE, don't emit it if abstract origin already has it.
4165 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4166 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4168 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4170 * genpreds.c (needs_variable): Fix parentheses at variable name
4172 (write_tm_constrs_h): Indent generated code.
4174 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4176 * doc/extend.texi (Function Attributes): Add documentation
4179 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4182 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4183 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4185 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4187 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4190 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4193 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4194 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4196 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4199 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4200 constants instead of magic numbers.
4201 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4203 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4204 (x86_64_ms_abi_int_parameter_registers): Ditto.
4205 (x86_64_int_return_registers): Ditto.
4206 (ix86_maybe_switch_abi): Ditto.
4207 (ix86_expand_call): Ditto for clobbered_registers array.
4208 (ix86_hard_regno_mode_ok): Ditto.
4209 (x86_extended_QIreg_mentioned_p): Ditto.
4211 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4213 PR tree-optimization/39349
4214 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4216 * combine.c (gen_lowpart_for_combine): Use omode when generating
4219 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4221 PR rtl-optimization/39235
4222 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4224 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4226 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4228 2009-03-04 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/39362
4231 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4232 that occur in abnormal PHIs should be varying.
4234 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4236 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4238 (simple_iv): Take loop as an argument instead of statement.
4239 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4240 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4242 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4244 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4245 * matrix-reorg.c (analyze_transpose): Ditto.
4246 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4247 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4248 * tree-predcom.c (ref_at_iteration): Ditto.
4249 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4251 2009-03-04 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/39358
4254 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4255 escaped_id and callused_id.
4256 (solve_graph): Likewise.
4258 2009-03-04 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/39339
4261 * tree-sra.c (try_instantiate_multiple_fields): Make it
4262 no longer ICE on the above.
4264 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4266 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4267 that fits within Pmode.
4269 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4272 * tm.texi (LIBCALL_VALUE): Update description.
4274 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4277 * doc/extend.texi (section): Update description.
4279 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4282 * tree-inline.c (remapped_type): New.
4283 (can_be_nonlocal): Call remapped_type instead of remap_type.
4285 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4288 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4289 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4291 2009-03-03 Richard Guenther <rguenther@suse.de>
4294 * tree.c (tree_nonartificial_location): New function.
4295 * tree.h (tree_nonartificial_location): Declare.
4296 * builtins.c (expand_builtin_memory_chk): Provide location
4297 of the call location for artificial function pieces.
4298 (maybe_emit_chk_warning): Likewise.
4299 (maybe_emit_sprintf_chk_warning): Likewise.
4300 (maybe_emit_free_warning): Likewise.
4301 * expr.c (expand_expr_real_1): Likewise.
4303 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4305 PR tree-optimization/39343
4306 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4307 COMPONENT_REF t has ARRAY_TYPE.
4309 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4312 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4313 when the type precision of the induction variable should be
4314 larger than the type precision of nit.
4315 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4316 * graphite.c (graphite_loop_normal_form): Same.
4317 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4319 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4322 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4323 numbers to describe clobbered registers.
4324 (*call_value_0_rex64_ms_sysv): Ditto.
4325 * config/i386/mmx.md (mmx_emms): Ditto.
4328 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4330 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4333 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4335 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4336 (spu_section_type_flags): New function.
4338 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4341 reg_class_contents of FLOAT_REGS into a temporary.
4343 2009-03-02 Richard Guenther <rguenther@suse.de>
4344 Ira Rosen <irar@il.ibm.com>
4346 PR tree-optimization/39318
4347 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4348 information to the vectorized statement.
4350 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4352 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4353 variable. Use defined names instead of magic constants for REX SSE
4356 2009-03-01 Richard Guenther <rguenther@suse.de>
4358 PR tree-optimization/39331
4359 * omp-low.c (lower_send_shared_vars): Do not receive new
4360 values for the reference of DECL_BY_REFERENCE parms or results.
4362 2009-03-01 Jan Hubicka <jh@suse.cz>
4365 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4366 BLOCK_NONLOCALIZED_VAR): New macros.
4367 (tree_block): Add nonlocalized_vars.
4368 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4369 gen_decl_die): Add origin argument. Allow generation of die with
4370 origin at hand only.
4371 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4372 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4374 (gen_block_die): Fix checking for unused blocks.
4375 (process_scope_var): Break out from .... ; work with origins only.
4376 (decls_for_scope) ... here; process nonlocalized list.
4377 (dwarf2out_ignore_block): Look for nonlocalized vars.
4378 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4380 (dump_scope_block): Dump them.
4381 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4382 (remap_block): Likewise.
4383 (can_be_nonlocal): New predicate.
4384 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4386 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4388 * configure: Regenerate.
4390 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4392 * optc-gen.awk: No need to duplicate option flags twice.
4393 Reuse help texts for duplicate options which do not have any.
4395 * gcc.c (display_help): Document --version.
4397 * gcc.c (main): If print_help_list and verbose_flag, ensure
4398 driver output comes before subprocess output.
4400 * optc-gen.awk: Assign all remaining fields to help string,
4401 space-separated, for multi-line help in *.opt.
4403 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4404 -Wno-pedantic-ms-format is for MinGW targets only.
4406 * doc/options.texi (Option file format): Fix bad indentation,
4407 restoring dropped sentence.
4409 2009-02-28 Jan Hubicka <jh@suse.cz>
4411 * tree-inline.c (tree_function_versioning): Output debug info.
4413 2009-02-28 Jan Hubicka <jh@suse.cz>
4416 * tree-inline.c (setup_one_parameter): Do not copy propagate
4417 arguments when not optimizing.
4419 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4422 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4423 (avx_addsubv4df3): Likewise.
4424 (*avx_addsubv4sf3): Likewise.
4425 (sse3_addsubv4sf3): Likewise.
4426 (*avx_addsubv2df3): Likewise.
4427 (sse3_addsubv2df3): Likewise.
4428 (avx_unpckhps256): Correct item selectors.
4429 (avx_unpcklps256): Likewise.
4430 (avx_unpckhpd256): Likewise.
4431 (avx_unpcklpd256): Likewise.
4433 2009-02-28 Jan Hubicka <jh@suse.cz>
4435 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4437 (copy_arguments_for_versioning): If var is declared don't declare it.
4438 (tree_function_versioning): First setup substitutions and then copy
4441 2009-02-27 Jan Hubicka <jh@suse.cz>
4444 * cgraph.h (varpool_output_debug_info): Remove.
4445 * cgraphunit.c (varpool_output_debug_info): Remove.
4446 * dwarf2out.c (deferred_locations_struct): New struct
4447 (deferred_locations): New type.
4448 (deferred_locations_list): New static var.
4449 (deffer_location): New function.
4450 (gen_variable_die): Use it.
4451 (decls_for_scope): Output info on local static vars.
4452 (dwarf2out_finish): Process deferred locations.
4453 * varpool.c (varpool_output_debug_info): Remove.
4455 2009-02-27 Jan Hubicka <jh@suse.cz>
4458 * tree.h (TREE_PROTECTED): Fix comment.
4459 (BLOCK_HANDLER_BLOCK): Remove.
4460 (struct tree_block): Remove handler_block add body_block.
4461 (inlined_function_outer_scope_p): New.
4462 (is_body_block): Remove.
4463 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4464 * dwarf2out.c (is_inlined_entry_point): Remove.
4465 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4466 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4468 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4469 * gimplify.c (gimplify_expr): Gimplify body blocks.
4470 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4471 block with multiple subblocks.
4472 (dump_scope_block): Prettier output; dump more flags and info.
4473 (dump_scope_blocks): New.
4474 (remove_unused_locals): Use dump_scope_blocks.
4475 * tree-flow.h (dump_scope_blocks): Declare.
4476 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4477 * stmt.c (is_body_block): Remove.
4478 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4479 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4481 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4484 * graphite.c (graphite_loop_normal_form): Do not call
4485 number_of_iterations_exit from a gcc_assert.
4487 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4489 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4490 jumps if COND is NULL.
4491 (find_cond_jump): New function.
4492 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4493 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4495 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4497 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4498 force_const_mem returns NULL_RTX.
4500 2009-02-26 Jan Hubicka <jh@suse.cz>
4503 * cgraph.h (varpool_output_debug_info): Remove.
4504 * cgraphunit.c (varpool_output_debug_info): Remove.
4505 * dwarf2out.c (deferred_locations_struct): New struct
4506 (deferred_locations): New type.
4507 (deferred_locations_list): New static var.
4508 (deffer_location): New function.
4509 (gen_variable_die): Use it.
4510 (decls_for_scope): Output info on local static vars.
4511 (dwarf2out_finish): Process deferred locations.
4512 * varpool.c (varpool_output_debug_info): Remove.
4514 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4516 PR rtl-optimization/39241
4517 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4518 to subreg_offset_representable_p.
4520 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4522 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4523 execute function prototype. Get f and nregs from max_reg_num
4524 and get_insns. Remove the first backward pass as it's dead,
4525 guard the forward pass by flag_expensive_optimizations.
4526 (rest_of_handle_regmove): Delete.
4527 (pass_regmove): Replace it with regmove_optimize.
4529 2009-02-25 Martin Jambor <mjambor@suse.cz>
4531 PR tree-optimization/39259
4532 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4533 calls_alloca function flags.
4534 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4537 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4539 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4540 flags_set_1_rtx, flags_set_1_set): Delete.
4541 (regmove_optimize): Do not call mark_flags_life_zones.
4543 2009-02-24 Julian Brown <julian@codesourcery.com>
4546 * config/arm/arm.c (require_pic_register): Only set
4547 cfun->machine->pic_reg once per function.
4549 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4551 * doc/invoke.texi (Link Options): Document an easier way to pass
4552 options that take arguments to the GNU linker using -Xlinker and -Wl.
4554 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4557 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4559 2009-02-24 Richard Guenther <rguenther@suse.de>
4562 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4564 2009-02-24 Richard Guenther <rguenther@suse.de>
4565 Zdenek Dvorak <ook@ucw.cz>
4567 PR tree-optimization/39233
4568 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4569 from converting them to a generic type.
4571 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4573 PR tree-optimization/39260
4574 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4575 contains a condition with a real type.
4576 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4578 2009-02-23 Jason Merrill <jason@redhat.com>
4581 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4582 narrowing_initializer_constant_valid_p.
4583 (narrowing_initializer_constant_valid_p): Don't return
4584 null_pointer_node for adding a pointer to itself.
4586 2009-02-23 Jan Hubicka <jh@suse.cz>
4589 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4592 2009-02-23 Jan Hubicka <jh@suse.cz>
4594 PR tree-optimization/37709
4595 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4596 * tree.h (block_ultimate_origin): Declare.
4597 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4598 * tree-ssa-live.c (remove_unused_scope_block_p):
4599 Eliminate blocks containig no instructions nor live variables nor
4601 (dump_scope_block): New function.
4602 (remove_unused_locals): Enable removal of dead blocks by default;
4603 enable dumping at TDF_DETAILS.
4605 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.c (classify_argument): Don't allow COImode
4609 (function_arg_advance_32): Don't allow OImode.
4610 (function_arg_32): Likewise.
4611 (function_value_32): Likewise.
4612 (return_in_memory_32): Likewise.
4613 (function_arg_64): Remove OImode comment.
4615 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4618 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4619 ix86_expand_vector_set for V4DImode in 64bit mode only.
4620 (ix86_expand_vector_init_one_var): Likewise.
4622 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4624 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4626 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4629 * loop-iv.c: Revert last change.
4630 * emit-rtl.c: Likewise.
4632 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4635 * config/i386/i386.c (type_natural_mode): Remove an extra
4636 space in the warning message.
4637 (function_value_32): Handle 32-byte vector modes.
4638 (return_in_memory_32): Likewise.
4640 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4642 * loop-iv.c (truncate_value): New function.
4643 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4645 (lowpart_subreg): Move to...
4646 * emit-rtl.c: ...here.
4648 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4650 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4651 accidental and undocumented change at revision 140860.
4653 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4655 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4656 take gimple_seq * arguments.
4657 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4658 types_compatible_p langhook.
4660 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4661 Joseph Myers <joseph@codesourcery.com>
4663 * config/arm/arm.c (arm_builtin_va_list): New function.
4664 (arm_expand_builtin_va_start): Likewise.
4665 (arm_gimplify_va_arg_expr): Likewise.
4666 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4667 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4668 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4669 (va_list_type): New variable.
4670 (arm_mangle_type): Mangle va_list_type appropriately.
4672 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4675 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4676 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4677 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4678 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4679 parameter to 1000 for -O1 by default.
4680 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4682 * loop-invariant.c: Include params.h.
4683 (move_loop_invariants): Don't call move_single_loop_invariants on
4686 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4688 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4689 offset when calculating bounds for indexing stack_usage_map. Fixes
4690 a buffer overflow with certain target setups.
4692 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4695 * calls.c (expand_call): Clear try_tail_call if caller and callee
4696 disagree in promotion of function return value.
4698 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4701 * c-common.c (c_determine_visibility): If visibility changed and
4702 DECL_RTL has been already set, call make_decl_rtl to update symbol
4705 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4708 * varasm.c (assemble_variable): Don't check DECL_NAME when
4709 globalizing a variable.
4711 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4714 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4715 expression before any __builtin_trap call.
4716 * c-typeck.c (build_function_call): Convert and check function
4717 arguments before generating a call to a trap. Evaluate the
4718 function arguments before the trap.
4720 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4724 (UNSPEC_FXAM_MEM): New unspec.
4725 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4726 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4727 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4729 2009-02-19 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/39207
4732 PR tree-optimization/39074
4733 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4734 storedanything_tree): New.
4735 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4736 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4737 (build_succ_graph): Add edges from STOREDANYTHING to all
4739 (init_base_vars): Initialize STOREDANYTHING.
4740 (compute_points_to_sets): Free substitution info after
4741 building the succ graph.
4742 (ipa_pta_execute): Likewise.
4744 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4746 (do_ds_constraint): Do not add to special var or non-pointer
4748 (type_could_have_pointers): Split out from ...
4749 (could_have_pointers): ... here. For arrays use the element type.
4750 (create_variable_info_for): Initialize may_have_pointers.
4751 (new_var_info): Likewise.
4752 (handle_lhs_call): Make the HEAP variable unknown-sized.
4753 (intra_create_variable_infos): Use a type with pointers for
4754 PARM_NOALIAS, make it unknown-sized.
4756 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4759 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4761 2009-02-18 Jason Merrill <jason@redhat.com>
4764 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4765 value if DECL_EXTERNAL.
4766 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4767 * target.h (gcc_target::binds_local_p): Clarify "module".
4768 * tree.h (TREE_PUBLIC): Clarify "module".
4770 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4773 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4774 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4776 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4779 * c.opt (Wabi): Support C and ObjC.
4782 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4784 * config/i386/i386.c (classify_argument): Warn once about the ABI
4785 change when passing union with long double.
4787 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4789 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4792 * c-parser.c (c_parser_compound_statement): Always enter and leave
4795 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4798 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4800 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4802 PR tree-optimization/36922
4803 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4804 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4807 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4809 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4812 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4814 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4816 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4818 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4821 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4822 Richard Sandiford <rdsandiford@googlemail.com>
4824 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4825 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4826 (loongson_biadd): ...this.
4828 2009-02-17 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/39202
4831 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4832 a var make sure to follow existing collapses.
4834 2009-02-17 Richard Guenther <rguenther@suse.de>
4837 * langhooks.c (lhd_print_error_function): Check for NULL block.
4839 2009-02-17 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/39204
4842 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4845 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4847 * config/soft-fp/double.h: Update from glibc CVS.
4849 2009-02-17 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/39207
4852 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4853 strict-aliasing warnings for pointers pointing to NULL.
4855 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4858 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4859 skipping until next close brace.
4861 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4864 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4865 to function argument boundary.
4867 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4869 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4870 in the lea_add. Reload eventually constraints it properly.
4871 * config/picochip/constraints.md : Remove the target constraint
4872 "b", since it is not needed anymore.
4874 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4876 * gthr-dce.h: Uglify function parameter and local variable names.
4877 * gthr-gnat.h: Likewise.
4878 * gthr-mipssde.h: Likewise.
4879 * gthr-nks.h: Likewise.
4880 * gthr-posix95.h: Likewise.
4881 * gthr-posix.h: Likewise.
4882 * gthr-rtems.h: Likewise.
4883 * gthr-single.h: Likewise.
4884 * gthr-solaris.h: Likewise.
4885 * gthr-tpf.h: Likewise.
4886 * gthr-vxworks.h: Likewise.
4887 * gthr-win32.h: Likewise.
4889 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4892 * config/i386/i386.md: Restrict the new peephole2 to move
4893 between MMX/SSE registers.
4895 2009-02-15 Richard Guenther <rguenther@suse.de>
4898 2009-02-13 Richard Guenther <rguenther@suse.de>
4900 * configure.ac: Enable LFS.
4901 * configure: Re-generate.
4902 * config.in: Likewise.
4904 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4906 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4907 spu_srqwbyte, spu_srqwbytebc): Define.
4908 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4909 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4910 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4911 "shrqby_<mode>"): New insn-and-split patterns.
4912 * config/spu/spu.c (expand_builtin_args): Determine and return
4913 number of operands using spu_builtin_description data.
4914 (spu_expand_builtin_1): Use it.
4916 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4919 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4922 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4925 * config/i386/i386.c (override_options): Correct warning
4926 messages for -malign-loops, -malign-jumps and -malign-functions.
4928 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4931 * config/i386/i386.md: Restrict the new peephole2 to move
4932 between the general purpose registers.
4934 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4937 * config/i386/i386.c (type_natural_mode): Add a new argument.
4938 Return the original mode and warn ABI change if vector size is 32byte.
4939 (function_arg_advance): Updated.
4940 (function_arg): Likewise.
4941 (ix86_function_value): Likewise.
4942 (ix86_return_in_memory): Likewise.
4943 (ix86_sol10_return_in_memory): Likewise.
4944 (ix86_gimplify_va_arg): Likewise.
4945 (function_arg_32): Don't warn ABX ABI change here.
4946 (function_arg_64): Likewise.
4948 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4950 * loop-iv.c (implies_p): In the final case, test that operands 0
4951 of the two comparisons match.
4953 * config/bfin/bfin.c (find_prev_insn_start): New function.
4954 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4955 (find_next_insn_start): Move.
4957 2009-02-13 Richard Guenther <rguenther@suse.de>
4959 * configure.ac: Enable LFS.
4960 * configure: Re-generate.
4961 * config.in: Likewise.
4963 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4966 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4967 sizes on syntax error after some arguments have been parsed.
4969 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4971 * doc/invoke.texi (-fira): Remove.
4973 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4975 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4976 * recog.c: Likewise.
4979 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4981 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4982 (umul_ppmm): Likewise.
4983 (count_leading_zeros): Likewise.
4984 (count_trailing_zeros): Likewise.
4985 (UMUL_TIME): Likewise.
4987 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4989 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4990 soft-fp/t-softfp to tmake_file.
4992 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4993 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4994 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4995 IA64_BUILTIN_INFQ]: New.
4996 (ia64_init_builtins): Initialize __builtin_infq,
4997 __builtin_fabsq and __builtin_copysignq if not HPUX.
4998 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4999 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5001 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5003 (__fixtfti): Likewise.
5004 (__fixunstfti): Likewise.
5005 (__floattitf): Likewise.
5007 * config/ia64/libgcc-glibc.ver: New.
5008 * config/ia64/t-fprules-softfp: Likewise.
5009 * config/ia64/sfp-machine.h: Likewise.
5011 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5012 (LIBGCC2_TF_CEXT): Likewise.
5013 (TF_SIZE): Likewise.
5014 (TARGET_INIT_LIBFUNCS): Likewise.
5016 * config/ia64/t-glibc (SHLINB_MAPFILES):
5017 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5019 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5021 * config/i386/i386.c (construct_container): Rewrite processing
5022 BLKmode with X86_64_SSE_CLASS.
5024 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5027 * config/i386/i386.md: Replace simplify_replace_rtx with
5028 replace_rtx in the new peephole2.
5030 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5032 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5033 loop unrolling do not happen at -O2.
5035 2009-02-12 Michael Matz <matz@suse.de>
5037 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5039 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5041 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5044 2009-02-12 Ben Elliston <bje@au.ibm.com>
5046 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5047 patterns when updating the back chain. Missed in the 2009-02-10
5050 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5052 * doc/extend.texi (Decimal Floating Types): Update identifier of
5053 draft TR and list of missing support.
5055 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5058 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5059 bit to variable length decl's flags, add it also to its
5060 pointer replacement variable.
5062 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5063 Jakub Jelinek <jakub@redhat.com>
5066 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5067 (memory_blockage): New expander.
5068 (*memory_blockage): New insn pattern.
5069 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5070 instead of general blockage at the end of function prologue when
5071 frame pointer is used to access red zone area. Do not emit blockage
5072 when profiling, it is emitted in generic code.
5073 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5074 function epilogue when frame pointer is used to access red zone area.
5076 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5079 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5080 by arithmetic with memory operands.
5081 * config/i386/predicates.md (commutative_operator): New.
5083 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5085 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5088 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5090 * alias.h (record_alias_subset): Declare.
5091 * alias.c (record_alias_subset): Make global.
5093 2009-02-10 Nick Clifton <nickc@redhat.com>
5095 * tree-parloops.c: Change license to GPLv3.
5096 * ipa-struct-reorg.c: Change license to GPLv3.
5097 * ipa-struct-reorg.h: Change license to GPLv3.
5099 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5102 * c-decl.c (start_struct): Return NULL on error.
5104 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5107 * cfgloopmanip.c (remove_path): Call remove_bbs after
5108 cancel_loop_tree, not before it.
5111 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5112 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5113 VAR_DECLs were seen.
5114 * tree-ssa-live.c (remove_unused_locals): Recompute
5115 cfun->has_local_explicit_reg_vars.
5116 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5117 copies or clearings if cfun->has_local_explicit_reg_vars.
5119 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5123 of function prologue when frame pointer is used to access
5126 2009-02-10 Richard Guenther <rguenther@suse.de>
5129 * gimplify.c (gimple_regimplify_operands): Always look if
5130 we need to create a temporary.
5132 2009-02-10 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/39132
5135 * tree-loop-distribution.c (todo): New global var.
5136 (generate_memset_zero): Trigger TODO_rebuild_alias.
5137 (tree_loop_distribution): Return todo.
5139 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5142 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5143 (x86_64_reg_class_name): Removed.
5144 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5145 first one isn't X86_64_SSE_CLASS or any other ones aren't
5146 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5147 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5148 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5149 and 3 X86_64_SSEUP_CLASS.
5150 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5151 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5153 2009-02-10 Ben Elliston <bje@au.ibm.com>
5155 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5156 form instruction to update the stack back chain word, even if the
5157 user has disabled the generation of update instructions.
5158 (movdi_<mode>_update_stack): New.
5159 (movsi_update_stack): Likewise.
5160 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5161 always use an update form instruction to update the stack back
5164 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5167 * graphite.c (if_region_set_false_region): After moving a region in
5168 the false branch of a condition, remove the empty dummy basic block.
5169 (gloog): Remove wrong fix for PR38953.
5171 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5173 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5174 generation due to implicit sign extension.
5176 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5179 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5180 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5182 2009-02-09 Richard Guenther <rguenther@suse.de>
5185 * convert.c (convert_to_real): Disable (float)fn((double)x)
5186 to fnf(x) conversion if errno differences may occur and
5187 -fmath-errno is set.
5189 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5191 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5192 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5193 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5195 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5198 * c-common.c (handle_alias_attribute): Disallow attribute for
5199 anything not a FUNCTION_DECL or VAR_DECL.
5201 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5204 * real.c (do_compare): Special-case compare of zero against
5205 decimal float value.
5207 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5210 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5211 as indicating flexible array members unless the field itself is
5212 being declarared as the incomplete array.
5214 2009-02-06 Jan Hubicka <jh@suse.cz>
5216 PR tree-optimization/38844
5217 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5220 2009-02-06 Richard Guenther <rguenther@suse.de>
5223 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5224 fork because we may expand it as __gcov_fork.
5226 2009-02-06 Nick Clifton <nickc@redhat.com>
5228 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5230 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5232 PR tree-optimization/35659
5233 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5234 vn_phi_eq): Shortcut if hashcode does not match.
5235 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5237 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5238 and avoid iterative_hash_expr.
5239 (FOR_EACH_VALUE_ID_IN_SET): New.
5240 (value_id_compare): Remove.
5241 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5242 sort expressions by value id.
5244 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5247 * config/sh/predicates.md (general_movsrc_operand): Don't check
5248 the subreg of system registers here.
5250 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5253 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5256 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5258 PR rtl-optimization/39110
5259 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5260 addresses, not aligned ones.
5262 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5263 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/39100
5266 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5267 comment says and add edges.
5269 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5272 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5273 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5275 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5277 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5278 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5279 register_bb_in_sese, new_sese, free_sese): Moved.
5280 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5281 outermost_loop_in_scop, build_scop_iteration_domain,
5282 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5283 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5284 Use loop_in_sese_p instead of loop_in_scop_p.
5285 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5286 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5287 (scopdet_basic_block_info): Fix bug in scop detection.
5288 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5289 eq_loop_to_cloog_loop): Remove.
5290 (nb_loops_around_loop_in_scop, nb_loop
5291 ref_nb_loops): Moved here...
5292 * graphite.h (ref_nb_loops): ... from here.
5293 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5294 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5295 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5296 * testsuite/gcc.dg/graphite/scop-19.c: New
5298 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5299 Hans-Peter Nilsson <hp@axis.com>
5301 PR rtl-optimization/37889
5302 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5303 Move offset handling from PLUS to before the switch. Use new
5304 arguments when considering SYMBOL_REFs too.
5305 (rtx_addr_can_trap_p): Pass dummy offset and size.
5306 (enum may_trap_p_flags): Remove.
5307 (may_trap_p_1): Pass size from MEM_SIZE.
5309 PR rtl-optimization/38921
5310 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5311 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5312 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5313 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5315 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5317 AVX Programming Reference (January, 2009)
5318 * config/i386/sse.md (*vpclmulqdq): New.
5320 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5322 PR tree-optimization/38977
5323 PR gcov-profile/38292
5324 * calls.c (special_function_p): Disregard __builtin_ prefix.
5326 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5328 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5329 non-indexable addresses even before reload.
5331 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5334 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5335 as having variable size. Do not give an error for unnamed
5336 parameters with [*] declarators. Give a warning for type names
5337 with [*] declarators and mark them as variable size.
5338 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5339 for sizeof applied to [*] type names.
5341 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5346 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5348 * gcc.c (process_command): Update copyright notice dates.
5349 * gcov.c (print_version): Likewise.
5350 * gcov-dump.c (print_version): Likewise.
5351 * mips-tfile.c (main): Likewise.
5352 * mips-tdump.c (main): Likewise.
5354 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5357 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5358 for composite type involving a zero-length array type.
5360 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5363 * function.c (match_asm_constraints_1): Skip over
5364 initial optional % in the constraint.
5367 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5368 supported, don't accept FIXED_CSTs.
5369 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5370 and _Sat is used without _Fract/_Accum. Set specs->type to
5371 integer_type_node for cts_fract/cts_accum if fixed point is not
5374 2009-02-02 Catherine Moore <clm@codesourcery.com>
5376 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5378 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5380 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5381 (ABI_HAS_64BIT_SYMBOLS): Use it.
5382 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5384 2009-02-02 Paul Brook <paul@codesourcery.com>
5386 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5388 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5391 * recog.h (asm_operand_ok): Add constraints argument.
5392 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5393 recurse on matching constraint.
5394 (check_asm_operands): Pass constraints as 3rd argument to
5395 asm_operand_ok. Don't look up matching constraint here.
5396 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5399 2009-02-02 Ben Elliston <bje@au.ibm.com>
5401 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5402 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5404 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5406 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5407 information. Remove some obsolete information. Reorganize.
5409 * config/pa/fptr.c: Revert license to GPL 2.
5410 * config/pa/milli64.S: Likewise.
5412 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5415 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5416 LIBRARY name in, instead of hard-coding it.
5417 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5418 extra target make frag to tmake_files according to EH model.
5419 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5420 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5421 frags that define makefile variable EH_MODEL appropriately.
5422 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5423 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5424 to "-sjlj" according to type of EH configured.
5425 (LIBGCC_SONAME): Concatenate it to shared library base name.
5426 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5427 to "_sjlj" according to type of EH configured.
5428 (LIBGCC_SONAME): Concatenate it to shared library base name.
5429 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5430 (SHLIB_LINK): Add missing semicolon to if-else construct.
5431 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5432 string value of "pe_dll" command-line option.
5433 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5434 (SHLIB_SONAME): Use it when overriding t-cygming default.
5435 (SHLIB_IMPLIB): Override t-cygming default.
5436 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5437 string value of "pe_dll" command-line option.
5439 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5442 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5443 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5445 2009-01-31 Richard Guenther <rguenther@suse.de>
5447 PR tree-optimization/38937
5448 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5449 computing the transitive closure.
5451 2009-01-30 Richard Guenther <rguenther@suse.de>
5453 PR tree-optimization/39041
5454 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5455 Propagate variable indices only if the types match for this stmt.
5457 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5460 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5461 inline but never defined.
5463 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5465 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5466 (*insv_h_di_reg_extimm): New insn.
5467 (*insv_l<mode>_reg_extimm): New insn.
5469 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5471 * config/picochip/picochip.c (flag_conserve_stack): set
5472 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5473 fconserve-stack. Reduce call-overhead used by inliner.
5475 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5478 * common.opt (flag_conserve_stack): Initialised to zero.
5480 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5483 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5484 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5487 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5489 * ira-color.c (allocno_reload_assign): Update comments.
5490 * regmove.c (regmove_optimize): Likewise.
5494 2009-01-29 Robert Millan <rmh@aybabtu.com>
5496 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5497 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5498 `MD_UNWIND_SUPPORT'.
5499 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5501 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5503 PR tree-optimization/39007
5504 * tree-loop-distribution.c (generate_builtin): Use
5505 recompute_dominator to compute the immediate dominator of the
5506 basic block just after the loop.
5508 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5510 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5511 (ASM_OUTPUT_DWARF_PCREL): Define.
5513 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5515 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5516 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5517 global. Modify entries about regmove and IRA.
5519 * ra-conflict.c: Remove the file.
5521 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5523 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5524 (pass_regclass_init): Rename to pass_reginfo_init.
5526 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5528 * toplev.h (flag_ira): Remove.
5530 * caller-save.c (setup_save_areas): Remove flag_ira.
5532 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5534 * global.c: Remove the file.
5536 * opts.c (decode_options): Remove flag_ira.
5538 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5540 * regmove.c: Modify file description.
5541 (find_use_as_address, try_auto_increment): Define them only if
5542 AUTO_INC_DEC is defined.
5543 (replacement_quality, replace_in_call_usage, fixup_match_1,
5544 stable_and_no_regs_but_for_p): Remove.
5545 (reg_set_in_bb): Make it static.
5546 (regmove_optimize): Remove flag_ira and code which worked for
5549 * local-alloc.c: Remove the file.
5551 * common.opt (fira): Remove.
5553 * ira.c: Include except.h.
5554 (eliminable_regset): Move from global.c.
5555 (mark_elimination): Ditto. Remove flag_ira.
5556 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5557 equiv_mem_modified, validate_equiv_mem_from_store,
5558 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5559 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5560 no_equiv, recorded_label_ref): Move from local-alloc.c.
5561 (update_equiv_regs): Ditto. Make it static.
5562 (print_insn_chain, print_insn_chains): Move it from global.c.
5563 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5564 (build_insn_chain): Ditto. Make it static.
5565 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5566 Rename to init_live_subregs.
5567 (gate_ira): Remove flag_ira.
5569 * regclass.c: Rename reginfo.c. Change file description.
5570 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5571 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5572 (init_reg_sets_1): Remove code for evaluation of
5573 reg_class_superclasses and losing_caller_save_reg_set.
5574 (init_regs): Remove init_reg_autoinc.
5575 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5576 ok_for_base_p_nonstrict): Remove.
5577 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5578 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5579 corresponding entries.
5580 (dump_regclass, record_operand_costs, scan_one_insn,
5581 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5582 record_address_regs, auto_inc_dec_reg_p): Remove.
5583 (gt-regclass.h): Rename to gt-reginfo.h.
5585 * rtl.h (dump_global_regs, retry_global_alloc,
5586 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5588 * Makefile.in (RA_H): Remove.
5589 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5590 Rename regclass.o to reginfo.o.
5591 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5593 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5594 (GTFILES): Rename regclass.c to reginfo.c.
5596 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5597 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5599 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5600 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5602 (finish_spills): Ditto. Remove code for !flag_ira.
5604 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5607 * doc/invoke.texi (rtl debug options): Complete rewrite.
5608 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5610 * mode-switching.c (pass_mode_switching): Rename pass from
5611 "mode-sw" to "mode_sw".
5612 * except.c (pass_convert_to_eh_ranges): Rename pass from
5613 "eh-ranges" to "eh_ranges".
5614 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5618 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5619 Alexander Monakov <amonakov@ispras.ru>
5622 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5624 (move_exprs_to_boundary): Change return type and pass through
5625 should_move from move_op. Relax assert. Update usage ...
5626 (schedule_expr_on_boundary): ... here. Use should_move instead of
5628 (move_op_orig_expr_found): Indicate that insn was disconnected from
5630 (code_motion_process_successors): Do not call after_merge_succs
5631 callback if original expression was not found when traversing any of
5633 (code_motion_path_driver): Change return type. Update prototype.
5634 (move_op): Update comment. Add a new parameter (should_move). Update
5635 prototype. Set *should_move based on indication provided by
5636 move_op_orig_expr_found.
5638 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5640 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5641 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5642 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5643 * config/rs6000/rs6000.c (rs6000_override_options): Default
5644 avoid-indexed-addresses on for Power6, off for everything else.
5645 (avoiding_indexed_address_p): New function.
5646 (rs6000_legitimize_address): Use it.
5647 (rs6000_legitimate_address): Likewise.
5648 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5650 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5652 PR tree-optimization/38997
5653 * tree-loop-distribution.c (generate_memset_zero): Use
5654 POINTER_PLUS_EXPR for a pointer addition.
5656 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5658 * config/s390/s390.md (bswap<mode>2): New pattern added.
5660 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5662 * config/s390/s390.md (*tls_load_31): Added type attribute.
5664 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5666 * config/s390/s390.md: Fix a few comments.
5668 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5670 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5671 (*tm<mode>_full): Fixed z10prop attribute.
5672 (*tst<mode>_extimm): Fixed z10prop attribute.
5673 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5674 (*tstqiCCT_cconly): Fixed z10prop attribute.
5675 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5676 (*movsi_larl): Fixed z10prop attribute.
5677 (*movsi_zarch): Fixed z10prop attribute.
5678 (*movsi_eas): Fixed z10prop attribute.
5679 (*movhi): Fixed z10prop attribute.
5680 (*movqi): Fixed z10prop attribute.
5681 (*movstrictqi): Fixed z10prop attribute.
5682 (*mov<mode>): Fixed z10prop attribute.
5683 (*movcc): Fixed z10prop attribute.
5684 (*sethighpartdi_64): Fixed z10prop attribute.
5685 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5686 (*negdi2_sign_cc): Fixed z10prop attribute.
5687 (*negdi2_sign): Fixed z10prop attribute.
5688 (*absdi2_sign_cc): Fixed z10prop attribute.
5689 (*absdi2_sign): Fixed z10prop attribute.
5690 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5691 (*negabsdi2_sign): Fixed z10prop attribute.
5692 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5693 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5694 (doloop_si64): Fixed z10prop attribute.
5695 (doloop_si31): Fixed z10prop attribute.
5696 (doloop_long): Fixed z10prop attribute.
5697 (indirect_jump): Fixed z10prop attribute.
5698 (nop): Fixed z10prop attribute.
5699 (main_base_64): Fixed z10prop attribute.
5700 (reload_base_64): Fixed z10prop attribute.
5702 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5704 PR rtl-optimization/38740
5705 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5707 * config/mips/mips.c (mips_reorg): Likewise.
5709 2009-01-28 Richard Guenther <rguenther@suse.de>
5711 PR tree-optimization/38926
5712 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5713 with the correct value id to a value.
5714 (do_regular_insertion): Use the value number of edoubleprime
5715 for the value number of the expr.
5718 2008-08-21 Richard Guenther <rguenther@suse.de>
5720 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5721 a PHI ask VN if it is already available.
5722 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5723 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5725 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5728 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5729 set to varying whenever max has TREE_OVERFLOW set, similarly
5730 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5732 2009-01-28 Richard Guenther <rguenther@suse.de>
5735 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5736 uninitialized aggregate uses in call arguments.
5738 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5740 PR tree-optimization/38984
5741 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5742 the nothing_id variable if -fno-delete-null-pointer-checks.
5744 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5747 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5748 (set_got_offset_rex64): Ditto.
5750 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5753 * doc/extend.texi: Improve local variable with asm reg.
5755 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5757 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5758 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5759 was not supplied then set warn_packed_bitfield_compat to the
5761 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5764 2009-01-27 Richard Guenther <rguenther@suse.de>
5766 PR tree-optimization/38503
5767 * cfgexpand.c (expand_gimple_basic_block): Ignore
5768 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5769 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5770 variables that cannot have TBAA applied.
5771 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5774 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5777 * calls.c (initialize_argument_information): Do not wrap complex
5778 arguments in SAVE_EXPR.
5780 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5782 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5783 (INSTALL_LIBGCC): Revert typo commit.
5785 2009-01-26 Richard Guenther <rguenther@suse.de>
5787 PR tree-optimization/38745
5788 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5789 from special handling.
5791 2009-01-26 Richard Guenther <rguenther@suse.de>
5793 PR tree-optimization/38745
5794 * tree-ssa.c (execute_update_addresses_taken): Do not include
5795 variables that cannot possibly be a register in not_reg_needs.
5796 Do not clear TREE_ADDRESSABLE on vars that may not become
5798 * tree-ssa.c (update_alias_info_1): Include those in the set
5799 of addressable vars.
5801 2009-01-26 Richard Guenther <rguenther@suse.de>
5804 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5805 * tree-ssa-dse.c: Include langhooks.h
5806 (execute_simple_dse): Remove stores with zero size.
5808 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5811 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5814 2009-01-24 Julian Brown <julian@codesourcery.com>
5816 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5817 config/arm/linux-atomic.c.
5818 * config/arm/linux-atomic.c: New.
5820 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5822 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5823 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5824 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5826 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5829 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5832 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5834 PR tree-optimization/38953
5835 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5836 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5837 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5838 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5841 2009-01-24 Paul Brook <paul@codesourcery.com>
5843 * config/arm/neon.md (neon_type): Move to arm.md.
5844 (neon_mov<VSTRUCT>): Add neon_type attribute.
5845 * config/arm/arm.md (neon_type): Move to here.
5846 (conds): Add "unconditioal" and use as default for NEON insns.
5848 2009-01-24 Ben Elliston <bje@au.ibm.com>
5850 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5851 void *' warning from -Wc++-compat.
5852 * Makefile.in (dominance.o-warn): Remove.
5854 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5856 PR tree-optimization/38932
5857 * fold-const.c (fold_unary_ignore_overflow): New.
5858 * tree.h (fold_unary_ignore_overflow): Declare.
5859 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5860 * tree-ssa-sccvn.c (visit_reference_op_load,
5861 simplify_unary_expression): Likewise.
5863 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5865 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5866 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5867 regardless of their type.
5868 * c-common.c (handle_packed_attribute): Don't ignore packed on
5870 * c.opt (Wpacked-bitfield-compat): New warning option.
5871 * stor-layout.c (place_field): Warn if offset of a field changed.
5872 * doc/extend.texi (packed): Mention the ABI change.
5873 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5874 (Warning Options): Add it to the list.
5876 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5878 * c-opts.c (c_common_post_options): Fix a typo in comments.
5880 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5883 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5884 variables to static.
5885 * doc/invoke.texi (-fmerge-all-constants): Update description.
5887 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5890 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5891 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5893 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5895 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5897 (LOCAL_ALIGNMENT): Similarly.
5899 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5900 Joseph Myers <joseph@codesourcery.com>
5902 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5903 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5904 * config/arm/arm-tune.md: Regenerate.
5905 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5908 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5910 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5911 version number to five.
5913 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5916 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5917 * c-common.c (set_underlying_type): Likewise.
5918 (is_typedef_decl ): Likewise
5920 (set_underlying_type): Likewise.
5921 (is_typedef_type): Likewise.
5923 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5926 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5929 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5932 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5933 (LIBGCC_SPEC): Don't define.
5934 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5936 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5938 PR rtl-optimization/38879
5939 * alias.c (base_alias_check): Unaligned access via AND address can
5940 alias all surrounding object types except those with sizes equal
5941 or wider than the size of unaligned access.
5943 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5946 * c-decl.c (clone_underlying_type): Move this ...
5947 * c-common.c (set_underlying_type): ... here.
5948 Also, make sure the function properly sets TYPE_STUB_DECL() on
5949 the newly created typedef variant type.
5950 (is_typedef_decl ): New entry point.
5951 * tree.h: Added a new member member_types_needing_access_check to
5952 struct tree_decl_non_common.
5953 (set_underlying_type): New entry point.
5954 (is_typedef_type): Likewise.
5956 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5958 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5959 Check whether two instructions have memory references that
5960 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5961 are helper functions for traversing.
5962 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5963 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5964 not to draw dependency edge for instructions with non-conflicting
5967 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5970 * longlong.h: Update copyright years. Use soft-fp license notice.
5971 Sync __clz_tab declaration with glibc.
5973 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5976 * doc/extend.texi (syscall_linkage): New.
5977 (version_id): Modify.
5979 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5980 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/38747
5983 PR tree-optimization/38748
5984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5985 conversion if the base address is an indirect reference and the
5986 aliasing sets could cause issues.
5988 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5990 * common.opt (fgraphite, fgraphite-identity): Add comment for
5991 explaining why these options are not documented.
5993 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5995 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5996 gimple_call_lhs is NULL.
5998 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6001 * emit-rtl.c (adjust_address_1): Make sure memref is never
6004 2009-01-20 Ben Elliston <bje@au.ibm.com>
6006 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6007 const qualifier from arg parameter. Remove unnecessary cast to char *.
6008 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6009 const qualifier from arg 2.
6011 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6013 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6015 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6018 * rtl.h (reinit_regs): New prototype.
6019 * regclass.c: Include ira.h.
6021 * Makefile.in (regclass.o): Add ira.h.
6022 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6024 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6027 * c-common.c (handle_aligned_attribute): Use
6028 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6029 default alignment value.
6031 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6033 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6034 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6036 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6037 __BIGGEST_ALIGNMENT__.
6039 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6041 2009-01-18 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/38819
6044 * tree-flow.h (operation_could_trap_helper_p): Declare.
6045 * tree-eh.c (operation_could_trap_helper_p): Export.
6046 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6047 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6048 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6049 are about to insert a possibly trapping instruction and fail
6052 2009-01-18 Andreas Schwab <schwab@suse.de>
6054 * doc/install.texi (Configuration): Remove obsolete paragraph
6055 about use of --with-gnu-ld with --with-gnu-as.
6057 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6059 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6060 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6061 Follow spelling conventions.
6063 2009-01-18 Ben Elliston <bje@au.ibm.com>
6065 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6066 C++ warning about implicit conversion from void * to struct
6068 (bitmap_obstack_free): Likewise for bitmap_element *.
6069 * Makefile.in (bitmap.o-warn): Remove.
6071 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6073 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6075 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6076 Tobias Grosser <tobi.grosser@amd.com>
6078 * graphite.c (graphite_trans_scop_block): Do not block single
6081 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6083 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6084 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6085 test with assertion.
6087 2009-01-16 Richard Guenther <rguenther@suse.de>
6089 PR tree-optimization/38835
6091 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6092 and INT + PTR -> (INT)(PTR p+ INT) folding.
6093 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6095 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6098 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6099 the subreg from a lowpart subreg if it is also casting the value.
6101 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6102 Tobias Grosser <tobi.grosser@amd.com>
6104 * graphite.c (compare_prefix_loops): New.
6105 (build_scop_canonical_schedules): Rewritten.
6106 (graphite_transform_loops): Move build_scop_canonical_schedules
6107 after build_scop_iteration_domain.
6109 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6110 Tobias Grosser <tobi.grosser@amd.com>
6112 * graphite.c (add_conditions_to_domain): Add the loops to
6113 the dimension of the iteration domain. Do copy the domain
6114 only when it exists.
6115 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6116 (add_conditions_to_constraints): New.
6117 (can_generate_code_stmt, can_generate_code): Removed.
6118 (gloog): Do not call can_generate_code.
6119 (graphite_transform_loops): Call add_conditions_to_constraints
6120 after building the iteration domain.
6122 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6124 PR tree-optimization/38789
6125 * tree-ssa-threadedge.c
6126 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6127 __builtin_constant_p.
6129 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6131 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6132 examined before deleting them.
6134 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6136 * function.c (aggregate_value_p): Correctly extract the function
6137 type from CALL_EXPR_FN lookup.
6139 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6141 * config/picochip/picochip.c (picochip_override_options): Revert
6142 CFI asm flag disable commited previously.
6144 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6145 Tobias Grosser <tobi.grosser@amd.com>
6146 Jan Sjodin <jan.sjodin@amd.com>
6148 * graphite.c (scan_tree_for_params): On substractions negate
6149 all the coefficients of the term.
6150 (clast_to_gcc_expression_red): New. Handle reduction expressions
6151 of more than two operands.
6152 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6153 (get_vdef_before_scop): Handle also the case of default definitions.
6155 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6157 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6158 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6159 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6161 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6162 Joey Ye <joey.ye@intel.com>
6165 * cfgexpand.c (expand_stack_alignment): Don't update stack
6166 boundary nor check incoming stack boundary here.
6167 (gimple_expand_cfg): Update stack boundary and check incoming
6168 stack boundary here.
6170 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6172 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6174 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6176 PR rtl-optimization/38245
6177 * calls.c (expand_call): Add stack arguments to
6178 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6179 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6180 in regs and partially in memory or BLKmode arguments.
6181 (emit_library_call_value_1): Add stack arguments to
6182 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6183 ACCUMULATE_OUTGOING_ARGS).
6184 * dce.c: Include tm_p.h.
6185 (find_call_stack_args): New function.
6186 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6188 (mark_insn): Call find_call_stack_args for CALL_Ps.
6189 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6190 forwards. Allocate and free arg_stores bitmap if needed, pass it
6191 down to deletable_insn_p, don't mark stores set in arg_stores
6192 bitmap, clear the bitmap at the beginning of each bb.
6193 * Makefile.in (dce.o): Depend on $(TM_P_H).
6195 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6198 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6199 to make sure the insn is a conditional test (bug 22599). Reformat a
6202 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6205 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6206 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6207 (gloog): Do not call cleanup_tree_cfg.
6208 (graphite_transform_loops): Call cleanup_tree_cfg after all
6209 scops have been code generated.
6211 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6212 * doc/gty.texi (Invoking the garbage collector): Added new node
6213 and section documenting ggc_collect.
6215 2009-01-14 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/38826
6219 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6220 initialization notes only if we actually emitted a warning.
6221 (intra_create_variable_infos): Add constraints for a result decl
6222 that is passed by hidden reference.
6223 (build_pred_graph): Mark all related variables non-direct on
6226 2009-01-14 Nick Clifton <nickc@redhat.com>
6228 * ira-conflicts.c: Include addresses.h for the definition of
6230 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6231 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6233 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6236 * Makefile.in (ira-lives.o): Add except.h.
6238 * ira-lives.c: Include except.h.
6239 (process_bb_node_lives): Process can_throw_internal.
6241 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6243 PR rtl-optimization/38774
6244 * combine.c (simplify_set): When undoing cc_use change, don't do
6245 PUT_CODE on the newly created comparison, but instead put back the
6248 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6250 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6251 values. Remove duplicate arm8 entry.
6253 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6255 PR tree-optimization/38786
6256 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6257 the SSA_NAME case of expand_scalar_variables_expr.
6258 Set the type of an expression to the type of its assign statement.
6259 (expand_scalar_variables_expr): Also gather the scalar computation
6260 used to index the memory access. Do not pass loop_p.
6261 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6262 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6263 the gimple_stmt_iterator where it inserts new code.
6265 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6266 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6268 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6270 * graphite.h (debug_value): Removed.
6271 * graphite.c (debug_value): Removed.
6273 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6275 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6276 ldrd/strd with two 32-bit instructions.
6278 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6280 * config/arm/arm.c (struct processors): Pass for speed down into
6281 cost helper functions.
6282 (const_ok_for_op): Handle COMPARE and inequality nodes.
6283 (arm_rtx_costs_1): Rewrite.
6284 (arm_size_rtx_costs): Update prototype.
6285 (arm_rtx_costs): Pass speed down to helper functions.
6286 (arm_slowmul_rtx_costs): Rework cost calculations.
6287 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6288 (arm_9e_rtx_costs): Likewise.
6290 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6292 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6293 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6294 (alpha_legitimize_address): Do not split local symbols wider than
6295 UNITS_PER_WORD into HIGH/LO_SUM parts.
6297 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6300 * gcc.c (process_command): Replace call to execvp with calls
6301 to pex_one and exit.
6303 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6306 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6307 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6308 variant for devices with 3-byte PC.
6309 (__tablejump_elpm__): New.
6311 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6314 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6315 offsetof member-designator, handle it as `[0].'.
6317 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6319 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6320 function when not using named sections on targets with named sections
6321 if branch distance is less than 262132.
6323 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6325 * combine.c (combine_instructions): Recompute
6326 optimize_this_for_speed_p for each BB in the main combine loop.
6328 2009-01-12 Tomas Bily <tbily@suse.cz>
6331 * tree-loop-distribution.c (prop_phis): New function.
6332 (generate_builtin): Call prop_phis.
6333 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6335 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6337 PR tree-optimization/38807
6338 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6339 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6341 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6343 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6344 subreg of op0 to the original op0.
6346 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6348 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6350 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6353 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6354 starting with digits.
6356 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6359 * config/arm/arm.c (arm_is_long_call_p): Don't call
6360 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6362 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6364 * regrename.c (regrename_optimize): Fix dumping.
6365 (find_oldest_value_reg): Preserve REG_POINTER.
6366 (copy_hardreg_forward_1): Likewise.
6368 2009-01-09 Diego Novillo <dnovillo@google.com>
6370 * gimple.h (struct gimple_statement_base) <uid>: Document
6371 the restrictions on its use.
6373 (gimple_set_uid): Tidy.
6375 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6377 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6378 zero guard even if align_bytes != 0 and count is smaller than
6381 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6383 PR rtl-optimization/38495
6384 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6385 (add_range_and_copies_from_move_list): Print all added ranges.
6386 Add ranges to memory optimized destination.
6388 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6392 * config/i386/i386.c (override_options): Reject
6393 -mstringop-strategy=rep_8byte with -m32.
6394 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6395 to 1. Do count comparison against epilogue_size_needed at compile
6396 time even when count_exp was constant forced into register. For
6397 size_needed don't jump to epilogue, instead just avoid aligning
6398 and invoke the body algorithm. If need_zero_guard, add zero guard
6399 even if count is non-zero, but smaller than size_needed + number of
6400 bytes that could be stored for alignment.
6401 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6402 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6403 but smaller than size_needed + number of bytes that could be stored
6404 for alignment. Compare size_needed with epilogue_size_needed instead
6405 of desired_align - align, don't adjust size_needed, pass
6406 epilogue_size_needed to the epilogue expanders.
6409 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6411 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6413 * pa.c (last_address): Change to unsigned.
6414 (update_total_code_bytes): Change argument to unsigned. Don't
6415 check if insn addresses are set.
6416 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6417 addresses are not set.
6418 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6420 2009-01-09 Nick Clifton <nickc@redhat.com>
6422 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6423 DECL_DECLARED_INLINE_P.
6425 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6428 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6429 GET_MODE (op0) in operand_subword_force calls.
6432 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6433 fold_convert arg0 operands to TREE_TYPE (op0) first.
6435 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6437 * params.def (ira-max-conflict-table-size): Decrease default value
6440 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6442 PR tree-optimization/37031
6443 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6445 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6446 allocate it using gc instead of heap, use VEC_quick_push instead of
6448 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6449 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6450 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6451 allocated vector from heap allocated.
6452 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6453 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6454 vector only after perfect_loop_nest_depth call.
6456 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6457 Jan Sjodin <jan.sjodin@amd.com>
6459 PR tree-optimization/38559
6460 * graphite.c (debug_value, copy_constraint,
6461 swap_constraint_variables, scale_constraint_variable, ): New.
6462 (get_lower_bound, get_upper_bound): Removed.
6463 (graphite_trans_bb_strip_mine): Clean up this code that works
6464 only for constant number of iterations. Fully copy upper and
6465 lower bound constraints, not only the constant part of them.
6466 * graphite.h (debug_value): Declared.
6468 2009-01-08 Ira Rosen <irar@il.ibm.com>
6470 PR tree-optimization/37194
6471 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6472 Don't add the cost of cost model guard in prologue to scalar
6473 outside cost in case of known number of iterations.
6475 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6476 Alan Modra <amodra@bigpond.net.au>
6478 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6479 non-word-aligned REG+CONST addressing.
6481 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6484 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6485 free_after_compilation when outputting a thunk.
6486 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6487 Do not call free_after_compilation here.
6489 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6491 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6492 (ix86_valid_target_attribute_inner_p): Ditto.
6494 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6496 PR tree-optimization/38492
6497 PR tree-optimization/38498
6498 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6499 * tree-chrec.h (scev_is_linear_expression): Declared.
6500 * graphite.c (graphite_cannot_represent_loop_niter): New.
6501 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6502 (graphite_loop_normal_form): Use gcc_assert.
6503 (scan_tree_for_params): Use CASE_CONVERT.
6504 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6505 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6506 Use gcc_assert. Discard scops that contain unhandled cases.
6507 (build_scop_conditions): Return a boolean status for unhandled cases.
6508 (strip_mine_profitable_p): Print the loop number, not its depth.
6509 (is_interchange_valid): Pass the depth of the loop nest, don't
6510 recompute it wrongly.
6511 (graphite_trans_bb_block): Same.
6512 (graphite_trans_bb_block): Print tentative of loop blocking.
6513 (graphite_trans_scop_block): Do not print that the loop has been
6515 (graphite_transform_loops): Do not handle scops that contain condition
6518 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6520 AVX Programming Reference (December, 2008)
6521 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6522 (_mm256_stream_pd): Likewise.
6523 (_mm256_stream_ps): Likewise.
6525 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6526 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6527 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6528 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6529 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6530 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6531 (ix86_expand_special_args_builtin): Likewise.
6533 * config/i386/sse.md (AVXMODEDI): New.
6534 (avx_movnt<mode>): Likewise.
6535 (avx_movnt<mode>): Likewise.
6536 (<sse>_movnt<mode>): Remove AVX support.
6537 (sse2_movntv2di): Likewise.
6539 2009-01-07 Richard Guenther <rguenther@suse.de>
6542 * fold-const.c (extract_muldiv): Remove obsolete comment.
6543 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6544 to PLUS_EXPR canonicalization for the canonicalization.
6546 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6548 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6549 hosted cross-compilers generating less efficient code.
6551 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6553 * function.h (rtl_data): Add a dbr_scheduled_p field.
6554 * reorg.c (dbr_schedule): Set it.
6555 (gate_handle_delay_slots): Check it.
6556 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6557 (mips_reorg): Check flag_delayed_branch instead of
6558 mips_base_delayed_branch.
6559 (mips_override_options): Don't set mips_base_delayed_branch
6560 or flag_delayed_branch.
6562 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6564 PR rtl-optimization/38426.
6565 * ira.c (ira): Set current_function_is_leaf earlier.
6567 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6569 PR rtl-optimization/38722
6570 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6571 too early, only set a flag and modify after last possible
6574 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6577 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6578 * real.c (decimal_single_format): Correct values of emin and emax.
6579 (decimal_double_format): Ditto.
6580 (decimal_quad_format): Ditto.
6581 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6582 computation of DECnn_MIN and DECnn_MAX for corrected values of
6583 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6584 __DECnn_MIN__, and adjust its computation for the corrected value
6587 2009-01-06 Jan Hubicka <jh@suse.cz>
6590 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6592 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6594 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6595 Add Robert Clark to the list of testers.
6597 2009-01-06 Jan Hubicka <jh@suse.cz>
6598 Kai Tietz <kai.tietz@onevision.com>
6600 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6601 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6603 2009-01-06 Jan Hubicka <jh@suse.cz>
6604 Kai Tietz <kai.tietz@onevision.com>
6606 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6608 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6609 (ix86_nsaved_regs): Count only general purpose regs.
6610 (ix86_nsaved_sseregs): New.
6611 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6612 to 16 for w64; compute padding and size of sse reg save area.
6613 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6614 general purpose regs.
6615 (ix86_emit_save_sse_regs_using_mov): New.
6616 (ix86_expand_prologue): Save SSE regs if needed.
6617 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6618 (ix86_emit_restore_sse_regs_using_mov): New.
6619 (ix86_expand_epilogue): Save SSE regs if needed.
6621 2009-01-06 Jan Hubicka <jh@suse.cz>
6622 Kai Tietz <kai.tietz@onevision.com>
6624 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6625 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6626 functions when accumulate outgoing args is off.
6628 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6631 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6632 before using pseudos_have_intersected_live_ranges_p.
6634 * ira-int.h (ira_assert): Always define.
6636 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6638 AVX Programming Reference (December, 2008)
6639 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6640 (_mm256_permute2_pd): Likewise.
6641 (_mm_permute2_ps): Likewise.
6642 (_mm256_permute2_ps): Likewise.
6643 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6644 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6646 * config/i386/i386.c (ix86_builtins): Remove
6647 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6648 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6649 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6650 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6651 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6652 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6653 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6654 __builtin_ia32_vpermil2ps256.
6655 (ix86_init_mmx_sse_builtins): Updated.
6656 (ix86_expand_args_builtin): Likewise.
6658 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6660 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6661 long absolute calls when generating PA 2.0 code.
6663 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6665 PR rtl-optimization/38583
6666 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6668 * params.def (ira-max-conflict-table-size): New.
6670 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6672 * ira.h (ira_conflicts_p): New external definition.
6674 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6675 table. Report this. Return result of building.
6676 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6677 building conflict table.
6679 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6680 (ira_color): Use ira_conflicts_p.
6682 * global.c: Include ira.h.
6683 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6686 * Makefile.in (global.o): Add ira.h.
6688 * ira-build.c (mark_all_loops_for_removal,
6689 propagate_some_info_from_allocno): New.
6690 (remove_unnecessary_allocnos): Call
6691 propagate_some_info_from_allocno.
6692 (remove_low_level_allocnos): New.
6693 (remove_unnecessary_regions): Add parameter. Call
6694 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6695 parameter to remove_unnecessary_regions.
6696 (ira_build): Remove all regions but root if the conflict table was
6697 not built. Update conflict hard regs for allocnos crossing calls.
6699 * ira.c (ira_conflicts_p): New global.
6700 (ira): Define and use ira_conflicts_p.
6702 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6703 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6704 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6706 2009-01-06 Ben Elliston <bje@au.ibm.com>
6708 * gengtype-lex.l (YY_NO_INPUT): Define.
6710 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6713 * c-common.c (handle_vector_size_attribute): Also reject
6716 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6718 PR tree-optimization/38492
6719 * graphite.c (rename_map_elt, debug_rename_elt,
6720 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6721 rename_map_elt_info, eq_rename_map_elts,
6722 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6723 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6724 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6725 (sese_build_livein_liveouts): New.
6726 (new_sese, free_sese): New.
6727 (new_scop): Call new_sese.
6728 (free_scop): Call free_sese.
6729 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6730 (register_old_new_names): Renamed register_old_and_new_names.
6731 (register_scop_liveout_renames, add_loop_exit_phis,
6732 insert_loop_close_phis, struct igp,
6733 default_liveout_before_guard, add_guard_exit_phis,
6734 insert_guard_phis, copy_renames): New.
6735 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6736 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6737 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6738 (scop_adjust_phis_for_liveouts): New.
6739 (gloog): Call scop_adjust_phis_for_liveouts.
6741 * graphite.h (struct sese): Documented. Added fields liveout,
6743 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6744 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6745 (struct scop): Added field liveout_renames.
6746 (SCOP_LIVEOUT_RENAMES): New.
6748 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6750 PR tree-optimization/38510
6751 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6752 (translate_clast): Call recompute_all_dominators before
6754 (gloog): Call recompute_all_dominators before graphite_verify.
6756 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6757 Jan Sjodin <jan.sjodin@amd.com>
6759 PR tree-optimization/38500
6760 * graphite.c (create_sese_edges): Call fix_loop_structure after
6763 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6765 * config.gcc: Add m32r*-*-rtems*.
6766 * config/m32r/rtems.h: New file.
6768 2009-01-05 Ben Elliston <bje@au.ibm.com>
6770 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6771 (.po.pox): Likewise.
6772 (po/gcc.pot): Likewise.
6774 2009-01-04 David S. Miller <davem@davemloft.net>
6776 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6777 (STARTING_FRAME_OFFSET): Always set to zero.
6779 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6781 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6782 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6783 fixed-point types, and vectors of the same.
6785 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6787 * config/mips/sync.md (*mb_barrier): Rename to...
6788 (*memory_barrier): ...this.
6790 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6792 * doc/extend.texi (Function Attributes): Move @cindex after @item
6793 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6794 and put in alphabetical order. Fix 'target' name and put in order.
6795 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6798 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6800 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6801 (memory_barrier): Expand as unspec instead of unspec_volatile.
6802 Remove mem:BLK from insn operands. Use Pmode scratch register.
6803 (*memory_barrier): Define as unspec instead of unspec_volatile.
6804 Use (match_dup 0) as input operand.
6806 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6807 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6808 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6809 scratch register. Remove operand 1.
6810 (*stbar): Define as unspec instead of unspec_volatile.
6811 Use (match_dup 0) as input operand, remove (const_int 8).
6812 (*membar): Define as unspec instead of unspec_volatile.
6813 Use (match_dup 0) as input operand, remove input operand 2.
6815 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6816 (memory_barrier): Expand as unspec instead of unspec_volatile.
6817 Remove mem:BLK from insn operands. Use Pmode scratch register.
6818 (*memory_barrier): Define as unspec instead of unspec_volatile.
6819 Use (match_dup 0) as input operand.
6821 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6822 Remove mem:BLK from insn operands. Use Pmode scratch register.
6823 Set volatile flag on operand 0.
6824 (*memory_barrier): New insn pattern.
6826 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6828 (*memory_barrier): Use (match_dup 0) as input operand.
6830 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6831 Remove mem:BLK from insn operands. Use Pmode scratch register.
6832 Set volatile flag on operand 0.
6833 (*mb_internal): New insn pattern.
6835 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6837 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6840 * function.c (struct temp_slot): Move to the section of the file
6841 that deals with temp slots. Remove field 'address'.
6842 (temp_slot_address_table): New hash table of address -> temp slot.
6843 (struct temp_slot_address_entry): New struct, items for the table.
6844 (temp_slot_address_compute_hash, temp_slot_address_hash,
6845 temp_slot_address_eq, insert_temp_slot_address): Support functions
6847 (find_temp_slot_from_address): Rewrite to use the new hash table.
6848 (remove_unused_temp_slot_addresses): Remove addresses of temp
6849 slots that have been made available.
6850 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6851 worker function for remove_unused_temp_slot_addresses.
6852 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6853 Add the temp slot address to the address -> temp slot map.
6854 (update_temp_slot_address): Update via insert_temp_slot_address.
6855 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6856 (pop_temp_slots): Likewise.
6857 (init_temp_slots): Allocate the address -> temp slot map, or empty
6858 the map if it is already allocated.
6859 (prepare_function_start): Initialize temp slot processing.
6861 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6864 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6865 Calculate the size of all stack vars assuming no packing of stack
6866 vars will happen, replacing a quadratic algorithm with a linear one.
6868 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6871 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6874 2009-01-03 Diego Novillo <dnovillo@google.com>
6876 * doc/contrib.texi: Update contributions.
6878 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6881 * builtins.c (fold_builtin_memory_op): Give up if either operand
6882 is volatile. Set srctype or desttype to non-qualified version
6886 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6889 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6891 PR rtl-optimization/35805
6892 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6893 problem if fast dce is able to remove any instructions.
6894 * dce.c (dce_process_block): Fix dump message.
6896 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6899 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6901 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6904 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6905 * tree-pretty-print.c (op_code_prio): New function.
6906 (op_prio): No longer static. Use op_code_prio.
6907 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6908 Use op_prio and op_code_prio to determine if () should be
6909 printed around operand(s) or not.
6911 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6912 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6913 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6914 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6915 pp_character instead of pp_string for single letter printing.
6917 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6919 * doc/extend.texi: Fix '#pragma GCC option' typo.
6921 2009-01-02 Richard Guenther <rguenther@suse.de>
6923 * doc/install.texi (--enable-checking): Mention different
6925 (--enable-stage1-checking): Document.
6927 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6930 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6931 case to be an error.
6933 2009-01-02 Ben Elliston <bje@au.ibm.com>
6935 * config/fp-bit.h (pack_d): Constify argument.
6936 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6937 (isnan): Constify argument.
6941 (_fpadd_parts): Constify return type.
6942 (_fpmul_parts): Likewise.
6943 (_fpdiv_parts): Likewise.
6945 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6948 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6949 warn about overwriting initializer with side-effects or
6950 -Woverride-init if !IMPLICIT.
6951 (output_init_element): Likewise. Pass IMPLICIT down to
6953 (process_init_element): Add IMPLICIT argument. Pass it down
6954 to output_init_element.
6955 (push_init_element, pop_init_level, set_designator): Adjust
6956 process_init_element callers.
6957 (set_nonincremental_init, set_nonincremental_init_from_string):
6958 Adjust add_pending_init callers.
6959 (output_pending_init_elements): Adjust output_init_element callers.
6960 * c-tree.h (process_init_element): Adjust prototype.
6961 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6962 process_init_element callers.