1 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10 Use output_387_reg_move().
11 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12 expander using X87MODEF12 mode macro.
13 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14 choosing register preferences. Use output_387_reg_move().
15 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16 instead of "x". Use output_387_reg_move().
17 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21 Use output_387_reg_move().
22 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24 (*truncxf?f_i387 splitter): Ditto.
27 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
29 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
30 LANG_HOOKS_SAFE_FROM_P.
31 * expr.c (safe_from_p): Remove langhook call.
32 * langhooks.h (lang_hooks): Remove safe_from_p.
33 (lhd_safe_from_p): Remove prototype.
34 * langhooks.c (lhd_safe_from_p): Remove.
36 2007-04-06 Jan Hubicka <jh@suse.cz>
38 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
41 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
44 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
45 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
46 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
48 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
49 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
51 2007-04-05 Richard Henderson <rth@redhat.com>
53 * config/alpha/alpha.c (print_operand) [+]: Remove.
54 (alpha_end_function): Print nop if call at end of function.
55 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
56 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
57 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
58 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
59 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
60 the call pattern. Update peepholes to match.
62 2007-04-05 Janis Johnson <janis187@us.ibm.com>
64 * doc/extend.texi (Other Builtins): Add decimal float variants
66 * builtins.def: Ditto.
67 * builtins.c (expand_builtin): Ditto.
69 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
70 H.J. Lu <hongjiu.lu@intel.com>
73 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
74 of V8HImode when calling ix86_binary_operator_ok.
75 (sse2_pmaddwd): Call ix86_binary_operator_ok.
76 (sdot_prodv8hi): Operands 1 and 2 must be register.
78 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
80 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
81 initialize align to silence bogus warning.
83 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
86 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
88 (struct sra_walk_fns): Remove use_all parameter from use.
89 (sra_hash_tree): Handle BIT_FIELD_REFs.
90 (sra_elt_hash): Don't hash bitfld blocks.
91 (sra_elt_eq): Skip them in parent compares as well. Handle
93 (sra_walk_expr): Don't maintain or pass down use_all_p.
94 (scan_use): Remove use_all parameter.
95 (scalarize_use): Likewise. Re-expand assignment to
96 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
97 output, and re-scalarize after output. Don't mark anything
99 (scalarize_ldst): Adjust.
100 (scalarize_walk_gimple_modify_statement): Likewise.
101 (build_element_name_1): Handle BIT_FIELD_REFs.
102 (instantiate_element): Don't warn for any element whose parent
104 (instantiate_missing_elements_1): Return the sra_elt.
105 (canon_type_for_field): New.
106 (try_instantiate_multiple_fields): New.
107 (instantiate_missing_elemnts): Use them.
108 (mark_no_warning): Removed.
109 (generate_one_element_ref): Handle BIT_FIELD_REFs.
110 (REPLDUP, sra_build_elt_assignment): New.
111 (generate_copy_inout): Use them.
112 (generate_element_copy): Likewise. Handle bitfld differences.
113 (generate_element_zero): Don't recurse for blocks. Use
114 sra_build_elt_assignment.
115 (generate_one_element_int): Take elt instead of var. Use
116 sra_build_elt_assignment.
117 (generate_element_init_1): Adjust.
118 (scalarize_use, scalarize_copy): Use REPLDUP.
119 (scalarize_ldst): Move assert before dereference.
120 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
122 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
124 * regmove.c: Fix unused variable warnings due to previous commit.
126 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
128 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
129 (regmove_bb_head): Remove.
130 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
131 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
132 problems with fixup_match_1.
133 Don't initialize/free regmove_bb_head.
135 (reg_is_remote_constant_p): If an insn is in the same basic block
136 but not before INSN, consider it remote, too.
138 2007-04-05 Anatoly Sokolov <aesok@post.ru>
141 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
142 DECL_ASSEMBLER_NAME, not the DECL_NAME.
144 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
146 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
147 (CONDITIONAL_REGISTER_USAGE): Likewise.
149 2007-04-04 Richard Henderson <rth@redhat.com>
151 * config/alpha/lib1funcs.asm: Remove unused file.
153 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
156 * opts.c (print_specific_help): Fix --help=<language>
158 (common_handle_option): Support --help=common.
160 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
163 * gcc.c (main): Do not run the linker if
164 print_subprocess_help indicates that it shouldn't be
167 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
170 * doc/invoke.texi (--help=): Document <languages> value, fix
171 formatting in tables of values.
173 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
175 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
176 dllimport attribute of virtual methods.
178 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
180 * config/score/crti.asm: Change _bss_start to __bss_start.
181 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
182 (OUTGOING_REG_PARM_STACK_SPACE) update.
183 * config/score/score.opt: add options to make backend support
184 score5, score5u, score7 and score7d.
185 * config/score/score.md: Likewise.
186 * config/score/misc.md: Likewise.
187 * config/score/mac.md: Likewise.
188 * doc/invoke.texi: Likewise.
189 * doc/md.texi: update constraints define.
191 2007-04-03 Richard Henderson <rth@redhat.com>
193 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
194 an appropriate type, use the mode instead.
196 2007-04-03 Richard Sandiford <richard@codesourcery.com>
198 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
199 Set the default --with-arch setting to mips2.
200 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
201 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
202 (MULTILIB_OSDIRNAMES): Delete.
203 (MULTILIB_DIRNAMES): Define.
204 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
205 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
206 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
207 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
208 VXWORKS_OS_CPP_BUILTINS.
209 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
210 (MIPS_DEBUGGING_INFO): Undefine.
211 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
213 2007-04-03 Jakub Jelinek <jakub@redhat.com>
216 * fold-const.c (native_encode_real): Encode real.c provided longs
217 as a series of 32-bit native integers.
218 (native_interpret_real): Interpret buffer as a series of 32-bit
221 2007-04-03 Richard Guenther <rguenther@suse.de>
223 * genpreds.c (write_insn_constraint_len): Write function
224 optimized for CONSTRAINT_LEN implementation.
225 (write_tm_preds_h): Output insn_constraint_len inline and
226 use it for CONSTRAINT_LEN.
227 (write_insn_preds_c): Don't output insn_constraint_len.
228 * doc/md.texi (define_register_constraint): Document multi-letter
229 constraints shall have the same length if they start with the same
232 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.md (isinf<mode>2): Expand only when
236 TARGET_C99_FUNCTIONS is set.
238 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
240 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
241 (x86_64-*-linux*): Ditto.
242 * config/i386/i386.opt (mpc): New option.
243 * config/i386/i386.c (overrride_options): Handle
244 ix87_precision_string.
245 * config/i386/crtprec.c: New file.
246 * config/i386/t-crtpc: Ditto.
247 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
249 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
250 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
251 crtprec32.o, crtprec64.o and crtprec80.o.
253 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
255 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
257 2007-04-02 Eric Christopher <echristo@apple.com>
259 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
260 limitations on darwin.
262 2007-04-02 Anatoly Sokolov <aesok@post.ru>
265 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
267 2007-04-02 Dave Korn <dave.korn@artimi.com>
269 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
271 2007-04-02 Dave Korn <dave.korn@artimi.com>
273 * libgcc2.h (exception_descriptor): Don't forward-declare.
274 (__get_eh_table_language, __get_eh_table_version): Delete
275 prototypes of long-dead functions.
277 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
279 * ebitmap.h: New file
280 * ebitmap.c: New file
281 * Makefile.in (ebitmap.o): New target.
283 2007-04-01 Jan Hubicka <jh@suse.cz>
285 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
286 before very first instruction.
288 2007-04-01 Jan Hubicka <jh@suse.cz>
290 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
291 waring on 64bit hosts.
292 * bitmap.h: Fix typo in bitmap_head_def.
294 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
296 PR rtl-optimization/31391
297 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
298 into a DELETED_LABEL note, and the label is in an empty basic
299 block, update BB_END as well as BB_HEAD.
301 2007-04-01 Richard Henderson <rth@redhat.com>
303 PR tree-optimization/31169
304 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
305 to varying if the range is outside [0, prec-1].
307 2007-04-01 Richard Sandiford <richard@codesourcery.com>
310 * config/mips/mips.md (load_const_gp): New insn.
311 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
312 the MIPS16 GP pseudo register if no_new_pseudos.
313 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
315 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
318 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
320 (call_value): Likewise.
322 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
323 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
326 * doc/invoke.texi: (optimization options): Reword description
327 of -ffast-math. Document its primary purpose.
329 2007-03-31 Richard Guenther <rguenther@suse.de>
331 * omp-low.c (splay-tree.h): Include.
332 (lookup_decl): Replace splay-tree usage by pointer-map.
333 (maybe_lookup_decl): Likewise.
334 (new_omp_context): Likewise.
335 (delete_omp_context): Likewise.
336 * gimplify.c (splay-tree.h): Include.
337 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
339 (remap_ssa_name): Likewise.
340 (remap_decl): Likewise.
341 (remap_type_1): Likewise.
342 (remap_type): Likewise.
343 (copy_body_r): Likewise.
344 (expand_call_inline): Likewise.
345 (clone_body): Likewise.
346 (copy_tree_r): Likewise.
347 (remap_save_expr): Likewise.
348 (unsave_r): Likewise.
349 (unsave_expr_now): Likewise.
350 (tree_function_versioning): Likewise.
351 (build_duplicate_type): Likewise.
352 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
353 (struct copy_body_data): Replace splay-tree by pointer-map.
354 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
356 (gimplify.o): Depend on $(SPLAY_TREE_H).
357 (omp-low.p): Likewise.
359 2007-03-31 Anatoly Sokolov <aesok@post.ru>
361 * config/avr/predicates.md (even_register_operand,
362 odd_register_operand): New predicates.
363 * config/avr/avr.md (movw peephole2): New.
364 (movw_r peephole2): New.
366 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
368 * tree.h (get_signed_or_unsigned_type): New.
369 * fold-const.c (operand_equal_for_comparison_p): Use
370 get_signed_or_unsigned_type instead of
371 lang_hooks.types.signed_or_unsigned_type.
372 * expr.c (store_expr): Ditto.
373 * langhooks.c (get_signed_or_unsigned_type): New.
374 (lhd_signed_or_unsigned_type): New.
375 * langhooks.h (lhd_signed_or_unsigned_type): New.
376 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
378 2007-03-30 Richard Henderson <rth@redhat.com>
380 * tree-ssa-loop-ivopts.c: Include target.h.
381 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
382 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
383 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
384 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
386 2007-03-30 Richard Henderson <rth@redhat.com>
387 Kai Tietz <kai.tietz@onevision.com>
389 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
391 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
392 (TARGET_64BIT_MS_ABI): New.
393 (DBX_REGISTER_NUMBER): Handle 64-bit.
394 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
395 (LONG_TYPE_SIZE): Force to 32.
396 (REG_PARM_STACK_SPACE): New.
397 (OUTGOING_REG_PARM_STACK_SPACE): New.
398 (REGPARM_MAX, SSE_REGPARM_MAX): New.
399 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
400 (STACK_BOUNDARY): Use 128 for 64-bit.
401 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
402 Add 64-bit implementation.
403 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
405 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
406 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
407 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
408 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
409 (ix86_handle_cconv_attribute): Don't warn when ignoring if
411 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
412 (ix86_pass_by_reference): Likewise.
413 (ix86_function_value_regno_p): Likewise.
414 (ix86_build_builtin_va_list): Likewise.
415 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
416 (function_arg_advance_ms_64): New.
417 (function_arg_advance): Call it.
418 (function_arg_ms_64): New.
419 (function_arg): Call it.
420 (function_value_ms_64): New.
421 (ix86_function_value_1): Call it.
422 (return_in_memory_ms_64): New.
423 (ix86_return_in_memory): Call it.
424 (setup_incoming_varargs_ms_64): New.
425 (ix86_setup_incoming_varargs): Call it.
426 (ix86_expand_prologue): Handle 64-bit stack probing.
427 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
428 (output_pic_addr_const): Likewise.
429 (x86_this_parameter): Likewise.
430 (x86_output_mi_thunk): Likewise.
431 (x86_function_profiler): Likewise.
432 (TARGET_STRICT_ARGUMENT_NAMING): New.
433 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
434 (TARGET_64BIT_MS_ABI): New.
435 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
436 * config/i386/i386.md (allocate_stack_worker): Remove.
437 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
438 describe the clobber of eax without a match_scratch.
439 (allocate_stack_worker_postreload): Remove.
440 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
441 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
442 (allocate_stack_worker_rex64_postreload): Remove.
443 (allocate_stack): Handle 64-bit.
444 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
445 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
446 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
447 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
448 (STANDARD_STARTFILE_PREFIX_1): Likewise.
449 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
450 * config.build (x86_64-*-mingw*): New host.
451 * config.host (x86_64-*-mingw*): New host.
452 * config.gcc (x86_64-*-mingw*): New target.
453 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
455 2007-03-30 Richard Henderson <rth@redhat.com>
456 Kai Tietz <kai.tietz@onevision.com>
458 * c-pragma.c (struct def_pragma_macro_value): New.
459 (struct def_pragma_macro): New.
460 (pushed_macro_table): New.
461 (dpm_hash, dpm_eq): New.
462 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
463 (init_pragma): Install them.
464 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
466 2007-03-30 Anatoly Sokolov <aesok@post.ru>
468 * config/avr/avr.c (avr_override_options): Clear
469 'flag_delete_null_pointer_checks'.
471 2007-03-30 Paolo Carlini <pcarlini@suse.de>
474 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
475 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
476 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
477 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
478 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
479 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
480 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
482 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
484 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
486 * regmove.c: Move all of pass_stack_adjustments from here...
487 * combine-stack-adj.c: ...to this new file.
488 * Makefile.in: Add rules for combine-stack-adj.o.
490 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
492 PR tree-optimization/31383
493 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
494 to have the same length.
496 2007-03-30 Jan Hubicka <jh@suse.cz>
499 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
500 availablility; add more sanity checking; ask varpool only about
503 2007-03-29 Richard Henderson <rth@redhat.com>
505 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
506 to decide, but __SIZEOF_LONG_LONG__.
508 2007-03-29 Richard Henderson <rth@redhat.com>
510 * emutls.c (struct __emutls_array): New.
511 (emutls_destroy): Use it instead of casting element 0 from void*.
512 (__emutls_get_address): Likewise.
514 2007-03-29 Richard Henderson <rth@redhat.com>
516 * varasm.c (initializer_constant_valid_p): Don't deny
517 DECL_DLLIMPORT_P on functions.
519 * config/i386/cygming.h: Remove function declarations.
520 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
521 (ASM_OUTPUT_LABELREF): Remove.
522 (COMMON_ASM_OP): Remove.
523 (ASM_OUTPUT_COMMON): Remove.
524 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
525 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
526 (ASM_DECLARE_FUNCTION_NAME): Likewise.
527 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
528 Rename from TARGET_ENCODE_SECTION_INFO.
529 * config/i386/netware.h: Likewise.
530 * config/i386/i386-protos.h: Update.
531 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
532 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
533 (legitimate_constant_p): Reject dllimports.
534 (dllimport_map, get_dllimport_decl): New.
535 (legitimize_dllimport_symbol): New.
536 (legitimize_address, ix86_expand_move): Use it.
537 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
538 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
539 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
540 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
541 * config/i386/predicates.md (constant_call_address_operand): Only
542 accept symbols; reject dllimport_p symbols.
543 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
544 i386_pe_maybe_record_exported_symbol.
545 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
546 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
547 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
548 trust the setting of DECL_DLLIMPORT_P.
549 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
550 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
551 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
552 tidy the argument scanning loop.
553 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
554 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
555 (i386_pe_strip_name_encoding): Remove.
556 (i386_pe_binds_local_p): New.
557 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
558 (i386_pe_output_labelref): Remove.
559 (i386_pe_asm_output_aligned_decl_common): New.
560 (i386_pe_maybe_record_exported_symbol): Rename from
561 i386_pe_record_exported_symbol; check for dllexported symbols.
563 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
565 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
566 add comment explaining why vsnprintf cannot be used.
568 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
570 PR tree-optimization/30666
571 * tree.c (build_complex_type): When creating type names for DWARF2
572 debug info, create TYPE_DECLs for TYPE_NAME instead of
574 (build_common_tree_nodes_2): Use build_complex_type when building
575 predefined complex types, to preserve canonical types.
577 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
579 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
580 (noce_get_alt_condition): Look at it to determine whether to
581 reverse the condition or not.
582 (noce_get_condition): Substitute the truth for lies.
583 (noce_find_if_block): Set the then_else_reversed field.
585 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
587 * config/fr30/fr30.md (movdi): Do not accept immediates as the
588 destination of this insn.
589 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
590 than calling gen_rtx_SET directly. Use r0 to hold the value of
591 'address + 4' rather than a stack based temporary which can be
594 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
596 * config/s390/s390.c (s390_secondary_input_reload_class,
597 s390_secondary_output_reload_class): Functions removed.
598 (s390_secondary_reload): New function.
599 (TARGET_SECONDARY_RELOAD): Target macro defined.
600 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
601 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
602 * config/s390/s390.md ("reload_outti", "reload_outdi",
603 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
604 "reload_out<mode>"): Expanders removed.
605 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
606 "reload<mode>_nonoffmem_out"): Expanders added.
608 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
610 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
611 SRC->DEST replacement failed anyway.
613 2007-03-28 Mike Stump <mrs@apple.com>
615 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
616 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
617 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
619 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
621 * config.gcc: Accept barcelona as a variant of amdfam10.
622 * config/i386/i386.c (override_options): Likewise.
623 * doc/invoke.texi: Likewise.
625 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
627 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
628 offsets for BIT_FIELD_REF and COMPONENT_REF.
630 2007-03-28 Richard Guenther <rguenther@suse.de>
632 * tree.c (is_global_var): Move ...
633 * tree-flow-inline.h (is_global_var): ... here.
634 * tree.h (is_global_var): Remove declaration.
636 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
640 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
641 * config/i386/i386.c (ix86_tune_features): Initialize new
643 * config/i386/predicates.md (promotable_binary_operator): Use
644 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
646 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
649 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
651 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
653 * config/fr30/fr30.md (movsi_internal): Change destination
654 constraint from m to V and add m to the end.
656 2007-03-28 Christian Bruel <christian.bruel@st.com>
658 * config/sh/sh.md (movsi_i): Fix type attribute.
660 2007-03-28 Christian Bruel <christian.bruel@st.com>
662 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
663 (movsf_ie): Likewise.
665 2007-03-28 Christian Bruel <christian.bruel@st.com>
667 * config.gcc: Add sh4-300 to multilib.
668 * config/sh/t-mlib-sh4-300: New file.
670 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
672 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
673 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
675 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
676 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
677 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
678 "fixuns_trunctddi2"): Whitespace fix.
680 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
682 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
683 the definition of struct sh_args.
684 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
685 CALL_COOKIE_INT_REG_GET): Likewise.
687 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
689 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
690 transformations are applied successfully.
692 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
694 * tree.c (tree_contains_struct): Permit 512 tree codes.
695 * tree.h (tree_contains_struct): Ditto.
696 (MAX_TREE_CODES): Ditto.
697 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
698 SPARE member to store remaining padding bits.
700 2007-03-27 Anatoly Sokolov <aesok@post.ru>
702 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
705 2007-03-27 Janis Johnson <janis187@us.ibm.com>
707 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
708 * configure: Regenerate.
710 * configure: Regenerate using the correct version of autoconf.
712 2007-03-27 Anatoly Sokolov <aesok@post.ru>
714 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
716 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
717 regs to "__SP_L__" and "__SP_H__".
719 2007-03-27 Richard Guenther <rguenther@suse.de>
721 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
722 computations with it with a HOST_WIDE_INT variable.
724 2007-03-26 Mike Stump <mrs@apple.com>
726 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
727 objective-c-header, objective-c++-header and objc++-cpp-output
729 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
731 2007-03-26 Richard Henderson <rth@redhat.com>
734 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
735 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
736 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
737 IX86_BUILTIN_PSRLQ128): New.
738 (ix86_init_mmx_sse_builtins): Add them.
739 (ix86_expand_builtin): Expand them.
740 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
742 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
743 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
744 _mm_srli_epi64): Mark __B const.
745 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
746 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
747 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
748 new two-vector shift builtins.
750 2007-03-26 Ian Lance Taylor <iant@google.com>
752 PR tree-optimization/31345
753 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
754 [+INF, +INF(OVF)] into VARYING.
756 2007-03-26 Zack Weinberg <zackw@panix.com>
758 * gengtype-parse.c: New file.
759 * gengtype-yacc.y: Delete.
760 * gengtype-lex.l: Don't include gengtype-yacc.h.
761 Define YY_DECL and yyterminate appropriately for recursive
762 descent parser. yylval is now a string out-parameter to yylex.
763 (HWS, EOID): New shorthand.
764 (IWORD): Add a couple more types.
765 (yylex): Add a setup stanza. Remove the complex rules for
766 detecting GTY'ed types and typedefs; replace with simple
767 keyword detectors. Adjust everything for the changed
768 definition of yylval. Ignore all pp-directives, not just #define.
770 (parse_file): Rename yybegin; do not call yyparse.
772 * gengtype.c (xasprintf): Export again.
773 (this_file): New. Use everywhere __FILE__ was being used.
774 (get_lang_bitmap): Special case types defined in gengtype.c.
775 (do_typedef, new_structure): Suppress definition of certain types.
776 (new_structure): Improve diagnostics of duplicate definitions.
777 Make sure location_s is associated with input.h.
778 (nreverse_pairs, define_location_structures): New functions.
779 (main): Improve tagging of kludge types. Remove old kludges
780 for input.h types; use define_location_structures.
781 * gengtype.h: Update prototypes. Define token codes here.
782 * Makefile.in: Remove all references to gengtype-yacc.
783 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
785 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
786 add GTY((skip)) to the field that's only conditionally there.
787 * doc/install.texi: Document that Bison is no longer required
788 unless building treelang.
790 * gengtype.c: Don't include gtyp-gen.h.
791 (srcdir): Declare here.
792 (base_files, lang_dir_names): Allocate dynamically.
793 (gt_files, num_gt_files, num_lang_dirs): New globals.
794 (measure_input_list, read_input_line, read_input_list)
795 (set_lang_bitmap): New functions.
796 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
797 simplify, relying on read_input_list to set up the bitmaps.
798 (main): Arguments are no longer unused. Check for correct number
799 of command line arguments, set srcdir and srcdir_len, then call
800 read_input_list, before doing anything else. No need to worry
801 about duplicates in main loop.
802 * configure.ac: Simplify the calculation of all_gtfiles.
803 Put language tags in there. Don't set or substitute
804 all_gtfiles_files_langs or all_gtfiles_files_frags.
805 * Makefile.in: Revamp the way gengtype is invoked, now that it
806 takes a file on its command line with a much simpler format.
807 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
808 (GTFILES): Remove duplicates and C source files.
809 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
810 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
811 * configure: Regenerate.
813 * gengtype.h: Remove all type definitions to gengtype.c; leave
814 only definitions of options_p, type_p, and pair_p as opaque
815 pointers. Update prototypes.
816 * gengtype.c: Many type definitions moved here from gengtype.h.
817 Consolidate type definitions at the top of the file.
818 (xvasprintf): Delete.
819 (xasprintf): Make static.
820 (create_nested_pointer_option): Add 'next' parameter.
821 (create_field_all, create_field_at): New functions.
822 (create_field): Now a thin wrapper around create_field_all.
823 (create_optional_field): Rename create_optional_field_ and add
824 line argument. Original name is now a macro which supplies
826 (oprintf): Use vsnprintf directly.
827 (close_output_files): Use fatal rather than perror/exit.
828 (note_def_vec, note_def_vec_alloc): Use create_field_at.
829 (main): Set progname. Don't use exit.
830 * gengtype-yacc.y (struct_fields): Use create_field_at.
831 (option, optionseqopt): Delete.
832 (optionseq): Consolidate productions from option here so we
833 can use the first argument to create_option.
835 * gengtype-lex.l: Distinguish unions from structures in the
836 token type. Don't call find_structure; return the tag as a string.
837 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
838 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
839 Reorganize typedef_struct production accordingly.
840 Use create_nested_ptr_option.
841 * gengtype.c (create_nested_ptr_option): New function.
842 * gengtype.h: Declare it.
844 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
845 (string_type): Don't declare.
846 (do_scalar_typedef): Declare.
847 (create_scalar_type): Update prototype.
848 * gengtype.c (string_type): Make static.
849 (scalar_nonchar, scalar_char): New.
850 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
851 (resolve_typedef): Use scalar_nonchar for error recovery.
852 (create_scalar_type): Remove name_len field. Return scalar_char
853 or scalar_nonchar as appropriate.
854 (adjust_field_type): Look at scalar_is_char boolean to decide whether
856 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
858 (main): Initialize scalar_char and scalar_nonchar before calling
860 * gengtype-lex.l: Adjust for removal of second argument to
861 create_scalar_type. Use yylval.s instead of yylval.t when
863 * gengtype-yacc.y: Type of SCALAR is string. Call
864 create_scalar_type from type:SCALAR rule. Adjust for removal of
865 second argument to create_scalar_type.
867 * vec.h: Remove all #if IN_GENGTYPE blocks.
868 Add comment saying that changes may require adjustments to gengtype.
869 * gengtype.c: Don't include coretypes.h or tm.h.
870 Add comment to inclusion of errors.h.
871 (note_def_vec, note_def_vec_alloc): New functions.
872 * gengtype.h: Declare new functions.
873 * gengtype-lex.l: Don't include coretypes.h.
874 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
876 (update_lineno): Remove unnecessary prototype.
877 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
878 (VEC rule): Just return VEC_TOKEN.
879 * gengtype-yacc.y (VEC_TOKEN): New token type.
880 (type): Add a production for VEC(a,b).
881 * Makefile.in: Update dependencies.
883 * gengtype-lex.l: Remove rules for parsing pointer-to-function
884 typedefs that use the old PARAMS macro.
886 * gengtype-lex.l: Remove all rules and states relating to yacc
888 * gengtype-yacc.y: Similarly.
889 * gengtype.c (note_yacc_type): Delete function.
890 * gengtype.h: Update prototypes.
892 2007-03-26 Joseph Myers <joseph@codesourcery.com>
894 * tree-pretty-print.c (dump_generic_node): Report precision of
895 unnamed integer types.
897 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
899 * ifcvt.c (noce_try_store_flag_constants): Don't check
901 (noce_try_store_flag_constants): Don't check no_new_pseudos.
902 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
903 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
904 noce_try_sign_mask): Likewise.
905 (if_convert): Check no_new_pseudos here.
907 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
909 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
910 (noce_get_condition): Handle new then_else_reversed argument.
911 (noce_init_if_info): Remove, fold into noce_find_if_block.
912 (noce_process_if_block): Take a struct noce_if_info as the
913 argument. Don't set up one based on ce_if_info. Update pointer
914 references accordingly.
915 (cond_move_process_if_block): Likewise.
916 (process_if_block): Removed.
917 (find_if_block): Removed. Move functionality two new functions,
918 noce_find_if_block and cond_exec_find_if_block.
919 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
920 blocks and the symmetric IF-ELSE-JOIN case.
921 (cond_exec_find_if_block): Also new function mostly based on old
922 find_if_block and process_if_block.
923 (find_if_header): Replace find_if_block call with separately
924 guarded calls to noce_find_if_block and cond_exec_find_if_block.
925 (find_cond_trap): Update noce_get_condition call.
926 (dead_or_predicable): Likewise.
928 2007-03-26 Jakub Jelinek <jakub@redhat.com>
930 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
932 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
933 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
934 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
935 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
936 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
937 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
938 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
939 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
940 __builtin_ia32_psrad128 builtins.
942 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
944 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
945 * config/i386/constraints.md
946 (define_constraint "I"): Use IN_RANGE macro.
947 (define_constraint "J"): Ditto.
948 (define_constraint "K"): Ditto.
949 (define_constraint "M"): Ditto.
950 (define_constraint "N"): Ditto.
951 (define_constraint "O"): Ditto.
952 * config/i386/predicates.md
953 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
954 (define_predicate "const_0_to_3_operand"): Ditto.
955 (define_predicate "const_0_to_7_operand"): Ditto.
956 (define_predicate "const_0_to_15_operand"): Ditto.
957 (define_predicate "const_0_to_63_operand"): Ditto.
958 (define_predicate "const_0_to_255_operand"): Ditto.
959 (define_predicate "const_1_to_31_operand"): Ditto.
960 (define_predicate "const_2_to_3_operand"): Ditto.
961 (define_predicate "const_4_to_7_operand"): Ditto.
963 2007-03-25 David Edelsohn <edelsohn@gnu.org>
965 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
966 in SImode for save_world.
967 * config/rs6000/altivec.md (save_world, restore_world): Convert to
970 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
972 PR tree-optimization/30784
973 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
976 2007-03-25 Revital Eres <eres@il.ibm.com>
978 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
979 Fold movement_possibility function into it.
981 2007-03-25 David Edelsohn <edelsohn@gnu.org>
983 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
984 (load_macho_picbase_{si,di}): Convert to LR hard reg.
985 (call_indirect_nonlocal_darwin64): Same.
986 (call_nonlocal_darwin64): Same.
987 (call_value_indirect_nonlocal_darwin64): Same.
988 (call_value_nonlocal_darwin64): Same.
989 (sibcall_nonlocal_darwin64): Same.
990 (sibcall_value_nonlocal_darwin64): Same.
991 (sibcall_symbolic_64): Same.
992 (sibcall_value_symbolic_64): Same.
993 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
995 (rs6000_emit_load_toc_table): Same.
996 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
997 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1003 (load_toc_v4_pic_si): Same
1004 (load_toc_v4_PIC_1): Same.
1005 (load_toc_v4_PIC_1b): Same.
1006 (call_indirect_aix{32,64}): Same.
1007 (call_value_indirect_aix{32,64}): Same.
1010 (call_local{32,64}): Same.
1011 (call_value_local{32,64}): Same.
1012 (call_indirect_nonlocal_aix{32,64}): Same.
1013 (call_nonlocal_aix{32,64}): Same.
1014 (call_value_indirect_nonlocal_aix{32,64}): Same.
1015 (call_value_nonlocal_aix{32,64}): Same.
1016 (call_indirect_nonlocal_sysv<mode>): Same.
1017 (call_nonlocal_sysv<mode>): Same.
1018 (call_value_indirect_nonlocal_sysv<mode>): Same.
1019 (call_value_nonlocal_sysv<mode>): Same.
1021 (sibcall_local{32,64}): Same.
1022 (sibcall_value_local{32,64}): Same.
1023 (sibcall_nonlocal_aix{32,64}): Same.
1024 (sibcall_value_nonlocal_aix{32,64}): Same.
1025 (sibcall_nonlocal_sysv<mode>): Same.
1026 (sibcall_value): Same.
1027 (sibcall_value_nonlocal_sysv<mode>): Same.
1029 2007-03-24 Paul Brook <paul@codesourcery.com>
1031 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1032 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1034 2007-03-24 Richard Henderson <rth@redhat.com>
1036 * config/ia64/constraints.md: New file.
1037 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1038 satisfies_constraint_?.
1039 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1040 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1041 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1042 ia64_output_mi_thunk): Likewise.
1043 (ia64_const_ok_for_letter_p): Remove.
1044 (ia64_const_double_ok_for_letter_p): Remove.
1045 (ia64_extra_constraint): Remove.
1046 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1047 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1048 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1049 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1050 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1051 EXTRA_MEMORY_CONSTRAINT): Remove.
1052 * config/ia64/ia64.md: Include constriants.md. Replace
1053 CONST_OK_FOR_? with satisfies_constraint_?.
1055 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1056 H.J. Lu <hongjiu.lu@intel.com>
1058 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1060 (name macros): Use DPD_BID_NAME to convert names properly.
1062 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1063 decimal floating point format.
1064 (init_floating_libfuncs): Change decimal functions so that they
1065 have a "bid_" prefix if the decimal system uses the BID format,
1066 and "dpd_" prefix if the decimal system uses the DPD format.
1067 (init_interclass_conv_libfuncs): Ditto.
1068 (init_intraclass_conv_libfuncs): Ditto.
1070 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1071 using the BID format.
1073 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1074 whether we are using the BID decimal format.
1075 * configure: Regenerate.
1077 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1078 the compiler has decimal floating point enabled. Define
1079 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1082 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1083 using the BID format.
1085 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1086 whether we are using the BID decimal format.
1087 * configure: Regenerate.
1089 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1090 the compiler has decimal floating point enabled. Define
1091 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1094 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1095 options, and that it is enabled for i386/x86_64 systems.
1097 * Makefile.in (enable_decimal_float): New.
1099 (DECNUMINC): Add -I$(DECNUMFMT).
1100 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1101 to $(DECNUMFMT) from $(DECNUM).
1103 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1104 Substitute enable_decimal_float.
1105 * configure: Regenerated.
1108 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1111 * configure.ac: Enable decimal float for x86_64-*-linux*.
1112 * configure: Regenerated.
1115 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1116 decimal128ClearSign to flip and clear the sign bit in decimal128.
1117 (decimal_real_maxval): Set decimal128SetSign to set the sign
1120 2007-03-23 Ian Lance Taylor <iant@google.com>
1122 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1124 2007-03-23 Ian Lance Taylor <iant@google.com>
1126 * tree-dump.c (dump_files): Correct comment.
1128 2007-03-23 Ian Lance Taylor <iant@google.com>
1130 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1132 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1134 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1135 in cfglayout mode. Don't go into and out of cfglayout mode.
1136 Link the blocks in the order of the constructed traces.
1137 (rest_of_handle_tracer): Adjust call to tracer.
1138 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1139 Don't go into cfglayout mode.
1140 (rtl_loop_done): Don't go out of cfglayout mode.
1141 * cfglayout.c (relink_block_chain): New function, split out from...
1142 (fixup_reorder_chain): ...here. Remove redundant checking.
1143 (cfg_layout_finalize): Don't clear the header, footer, and aux
1144 fields here, move the code to do so to relink_block_chain. Likewise
1145 for free_original_copy_tables.
1146 * rtl.h (tracer): Update prototype.
1147 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1148 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1149 mode. Use relink_block_chain to serialize the CFG according to the
1150 new basic block order. Move targetm.cannot_modify_jumps_p check from
1152 (gate_handle_reorder_blocks): ...to here.
1153 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1155 (gate_duplicate_computed_gotos): ...to here.
1156 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1157 something always changes when going into and out of cfglayout mode.
1158 Perform an expensive cfg cleanup while going into cfglayout mode.
1159 Always update liveness information on HAVE_conditional_execution
1160 targets. Reserialize the basic blocks and go out of cfglayout mode.
1161 * reg-stack.c: Include cfglayout.h.
1162 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1163 the call to reorder_basic_blocks.
1164 * basic-block.h (reorder_basic_blocks): Update prototype.
1165 (relink_block_chain): New prototype.
1166 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1168 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1170 * config/mips/mips.md (type, hazard, *movdi_32bit,
1171 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1172 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1173 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1174 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1175 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1177 (movcc): Change first xfer to multi.
1178 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1179 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1180 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1181 config/mips/generic.md: Change reservations using "xfer" to use
1183 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1184 using match_operand.
1185 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1186 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1188 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1190 2007-03-22 Richard Henderson <rth@redhat.com>
1192 * config/i386/i386.c: Remove unnecessary function declarations.
1193 Move targetm definition, and all related macros, to the end of
1194 the file. Resort some functions to put definitions before uses.
1195 (ix86_attribute_table): Make static. Move to end of file.
1196 (ix86_gimplify_va_arg): Make static.
1198 2007-03-22 Richard Henderson <rth@redhat.com>
1200 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1201 don't increase local_regparm with force_align_arg_pointer check.
1202 (ix86_function_sseregparm): Assert 32-bit.
1203 (type_has_variadic_args_p): New.
1204 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1205 type_has_variadic_args_p.
1206 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1207 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1208 use memset instead. Do maybe_vaarg check first; skip attribute
1209 tests if true; skip attribute tests for 64-bit.
1210 (construct_container): Remove TARGET_DEBUG_ARG.
1211 (function_arg_advance_32, function_arg_advance_64): Split out ...
1212 (function_arg_advance): ... from here.
1213 (function_arg_32, function_arg_64): Split out ...
1214 (function_arg): ... from here.
1215 (ix86_pass_by_reference): Tidy.
1216 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1217 (function_value_32): New, from parts of ix86_function_value
1218 and ix86_value_regno.
1219 (function_value_64): New, from parts of ix86_function_value
1220 and ix86_libcall_value.
1221 (ix86_function_value_1): New.
1222 (ix86_function_value, ix86_libcall_value): Use it.
1223 (return_in_memory_32, return_in_memory_64): Split out ...
1224 (ix86_return_in_memory): ... from here.
1225 (ix86_struct_value_rtx): Skip for 64-bit.
1226 (ix86_libcall_value, ix86_value_regno): Remove.
1227 (setup_incoming_varargs_64): Split out ...
1228 (ix86_setup_incoming_varargs): ... from here.
1229 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1230 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1231 * config/i386/i386-protos.h (ix86_function_value): Remove.
1232 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1234 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1237 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1238 infinities not supported, otherwise emit warning if -Woverflow. On
1239 underflow, emit warning if -Woverflow.
1240 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1242 * real.h (real_from_string): Update declaration
1244 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1245 Richard Henderson <rth@redhat.com>
1247 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1248 * calls.c (compute_argument_block_size, expand_call,
1249 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1250 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1251 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1252 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1253 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1254 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1255 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1256 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1259 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1261 * c-incpath.c (add_sysroot_to_chain): New.
1262 (merge_include_chains): Add sysroot argument. Call
1263 add_sysroot_to_chain if sysrooted.
1264 (register_include_chains): Update call to merge_include_chains.
1265 * doc/cppopts.texi: Document use of '=' in include directory
1268 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1271 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1272 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1273 insn pattern using X87MODEF12 mode macro.
1275 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1277 * regmove.c (regmove_optimize): Use reg_mentioned_p
1278 instead of reg_overlap_mentioned_p for DST.
1280 2007-03-21 Mike Stump <mrs@apple.com>
1282 * c.opt: Fixup for Objective-C/C++.
1284 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1286 * explow.c (convert_memory_address): Fold memory reference when
1287 POINTERS_EXTEND_UNSIGNED < 0
1289 2007-03-21 Richard Henderson <rth@redhat.com>
1292 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1293 * config/i386/mmintrin.h (__m64): Likewise.
1294 * config/i386/xmmintrin.h (__m128): Likewise.
1296 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1298 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1299 (VXWORKS_OS_CPP_BUILTINS): Define.
1300 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1301 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1303 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1305 * rtl.h (constant_pool_reference_p): Delete.
1306 (find_constant_src): Declare.
1307 * rtlanal.c (find_constant_src): New function.
1308 * simplify-rtx.c (constant_pool_reference_p): Delete.
1309 * config/i386/i386.md: Use find_constant_src instead of
1310 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1312 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1314 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1315 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1317 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1319 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1320 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1321 (arm_elf_asm_constructor): Use it.
1322 (arm_elf_asm_destructor): New function.
1324 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1326 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1328 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1330 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1332 2007-03-19 Andrew Haley <aph@redhat.com>
1334 PR tree-optimization/31264
1335 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1338 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1340 PR rtl-optimization/30907
1341 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1342 (fwprop_init): Always call loop_optimizer_initialize.
1343 (fwprop_done): Always call loop_optimizer_finalize.
1344 (fwprop): We always have loop info now.
1345 (gate_fwprop_addr): Remove.
1346 (pass_fwprop_addr): Use gate_fwprop as gate.
1348 PR rtl-optimization/30841
1349 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1350 df_chain_alloc): Call df_reorganize_refs unconditionally.
1351 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1352 refs_organized to refs_organized_size.
1353 (df_ref_create_structure): Use refs_organized_size instead of
1354 bitmap_size if refs had been organized, and keep refs_organized_size
1356 * df.h (struct df_ref_info): Change refs_organized to
1357 refs_organized_size.
1358 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1361 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1363 * except.c (output_function_exception_table): Do not reference the
1364 EH personality routine for functions that do not require an
1367 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1370 * c-typeck.c (convert_for_assignment): Call comptypes for
1371 RECORD_TYPE or UNION_TYPE.
1374 * reload1.c (reload): Do invalid ASM checking after
1375 cleanup_subreg_operands.
1377 2007-03-19 Jeff Law <law@redhat.com>
1379 * tree-cfg.c (find_taken_edge): Tighten conditions for
1380 optimizing computed gotos.
1382 2007-03-19 Michael Matz <matz@suse.de>
1384 * builtins.c (expand_builtin_sync_operation,
1385 expand_builtin_compare_and_swap,
1386 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1389 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1390 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1393 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1395 * doc/tm.texi: Add brackets around the return type of
1396 TARGET_SECONDARY_RELOAD.
1398 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1399 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/31254
1402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1403 Use handled_component_p () where appropriate. Continue
1404 propagating into the rhs if we propagated into an INDIRECT_REF
1407 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1409 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1410 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1411 (xde, xdee): Mode attributes adjusted to support DFP modes.
1412 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1413 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1414 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1415 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1416 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1417 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1418 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1420 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1421 "movsf"): Insn definitions removed.
1422 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1423 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1424 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1426 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1427 "reload_in<mode>", "reload_out<mode>"): Expander added.
1428 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1431 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1433 * config/s390/s390.md: Only non-functional changes. Renamed
1434 FPR mode macro to BFP all over the file.
1436 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1438 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1439 (op_type attribute): RRF instruction type added.
1440 (fT0): New mode attribute.
1441 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1442 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1443 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1444 no secondary memory is needed when moving DFmode values between GPRs
1447 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1449 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1450 inverted and documentation adjusted.
1451 ("mhard-dfp", "msoft-dfp"): New options.
1452 * config/s390/s390.c (s390_handle_arch_option): New architecture
1454 (override_options): Sanity checks for the new options added.
1455 * config.gcc: New architecture switch: z9-ec.
1456 * config/s390/s390.h (processor_flags): PF_DFP added.
1457 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1458 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1459 when the bit is NOT set so remove it from the defaults.
1461 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1463 * genemit.c (main): Print include statement for dfp.h.
1464 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1467 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1469 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1471 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1474 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1477 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1479 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1480 attr_length_call, output_call, output_indirect_call): Cleanup
1481 formatting of targetm calls.
1483 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1485 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1487 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1489 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1490 reservation, bypass and anti-bypass descriptions for these instructions.
1491 Update move patterns.
1492 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1495 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1497 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1498 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1499 (get_initial_def_for_reduction): Likewise.
1501 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1503 Fix PR tree-optimization/29922
1504 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1505 (get_representative): Removed.
1506 (value_dies_in_block_x): Update for rvuse removal.
1507 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1508 (compute_antic_aux): Handle when PHI nodes appear in
1509 non-single-successors.
1510 (dump_bitmap_of_names): Removed.
1511 (compute_antic_safe): Renamed and removed rvuse calculation.
1512 Calculate only antic safe.
1513 (insert_into_preds_of_block): Remove assert.
1514 (execute_pre): Update for renamed functions.
1515 (defer_or_phi_translate_block): New function.
1517 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1519 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1520 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1522 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1523 Follow spelling conventions.
1525 * tree-data-ref.h: Remove the prototype for analyze_array.
1527 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1529 PR tree-optimization/31041
1530 * tree-vect-transform.c (get_initial_def_for_induction): Call
1531 force_gimple_operand.
1533 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1535 * ipa-type-escape.c (look_for_casts) : Revert code to use
1536 handled_component_p due to ada test a-numaux.adb.
1538 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1540 * final.c (final_scan_insn): Alter the condition of a
1541 conditional trap if we have nonstandard CC.
1543 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1545 * configure.ac: Remove excess quoting from asm line 0 test.
1546 * configure: Rebuilt.
1548 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1550 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1551 * c-common.c (convert_and_check): Move warning logic to...
1552 (warnings_for_convert_and_check): ...here. Define.
1553 * c-common.h (warnings_for_convert_and_check): Declare.
1555 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1557 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1558 (output_call): Likewise.
1560 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1562 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1564 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1566 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1568 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1571 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1573 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1575 PR tree-optimization/31183
1576 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1577 Use double_int instead of unsigned int for representing access_strides.
1578 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1580 2007-03-16 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/31146
1583 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1584 to allow recursion of forward_propagate_addr_expr.
1585 (forward_propagate_addr_into_variable_array_index): Likewise.
1586 (forward_propagate_addr_expr): Likewise.
1587 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1588 (forward_propagate_addr_expr_1): Recurse on simple copies
1589 instead of propagating into them. Do so for useless conversions
1591 (forward_propagate_addr_expr): Clean up unused statements after
1594 2007-03-16 Richard Guenther <rguenther@suse.de>
1596 * builtins.c (expand_builtin_cexpi): Use the right argument
1597 for the expansion via cexp.
1599 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1601 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1602 * configure: Rebuilt.
1604 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1607 * dwarf2out.c (force_type_die): Adjust comment.
1608 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1610 2007-03-15 DJ Delorie <dj@redhat.com>
1612 * config/frv/predicates.md (minmax_operator): Don't check operands
1615 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1617 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1618 Update constant estimates of number of iterations.
1619 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1620 argument renamed to "realistic".
1621 (compute_estimated_nb_iterations): Removed.
1622 (record_niter_bound): New function.
1623 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1624 call record_nonwrapping_iv with upper = false.
1625 (infer_loop_bounds_from_signedness): Pass upper argument to
1626 record_nonwrapping_iv.
1627 (estimate_numbers_of_iterations_loop): Do not call
1628 compute_estimated_nb_iterations. Record estimate based on profile
1629 information. Initialize the constant estimates of number of
1631 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1633 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1634 number of iterations is too small.
1635 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1636 (EST_NOT_AVAILABLE): Removed.
1637 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1638 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1641 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1643 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1644 Handle NE_EXPR guards.
1646 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1649 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1650 Set also -pedantic-errors by default for the preprocessor unless
1651 -fpermissive is given.
1653 2007-03-15 Richard Guenther <rguenther@suse.de>
1657 * builtins.c (expand_builtin_cexpi): As a fallback if we
1658 don't have builtins for sincos or cexp create a function
1659 declaration for cexp and expand to a call to that.
1660 (expand_builtin_int_roundingfn): Always fall
1661 back to floor/ceil and its variants even if they may be
1664 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1667 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1668 jump tables, move the call to delete_dead_jumptables from here...
1669 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1670 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1671 don't allow merging of blocks that try_redirect_by_replacing_jump
1672 also does not handle when not optimizing.
1674 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1675 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1677 * config/i386/i386.md (x86_sahf_1): Correctly handle
1680 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1684 x86_64_general_operand as operand[2] predicate. Remove "iF"
1685 from operand constraints and use "e" constraint instead.
1686 (*subti3_1, *subti3_1 splitter): Ditto.
1687 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1688 operand[1] predicate.
1690 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1692 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1693 arrays, multiply the access strides by the size of the sub-array.
1694 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1696 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1698 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1699 the configured assembler supports the sahf mnemonic.
1700 * configure: Regenerate.
1701 * config.in: Regenerate.
1703 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1704 emit "sahf" or ".byte\t0x9e" as asm template.
1706 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1709 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1710 option to replace hard coded TARGET_xxx in md file.
1711 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1712 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1713 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1714 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1715 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1716 (X86_TUNE_NOT_VECTORMODE): Ditto.
1717 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1718 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1719 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1720 (TUNE_SLOW_IMUL_IMM8): Ditto.
1721 (TUNE_MOVE_M1_VIA_OR): Ditto.
1722 (TUNE_NOT_UNPAIRABLE): Ditto.
1723 (TUNE_NOT_VECTORMODE): Ditto.
1725 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1728 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1729 tuning options instead of hard coded TARGET_xxx.
1730 (fix ssemode peephole2's): Ditto.
1731 (imul peephole2's): Ditto.
1733 (movdi_or_rex64): Ditto.
1734 (move peephole2): Ditto.
1735 (not peephole2's): Ditto.
1737 2007-03-14 Dirk Mueller <dmueller@suse.de>
1739 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1740 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1741 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1743 * c-parser.c (c_parser_do_statement): Warn about empty body in
1745 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1746 * doc/invoke.texi (-Wempty-body): Update documentation.
1748 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1751 * c-common.h (warn_for_div_by_zero): Declare.
1752 * c-common.c (warn_for_div_by_zero): Define.
1753 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1756 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1758 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1759 to PREFIX and STANDARD_PREFIX.
1761 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1762 Phil Edwards <phil@codesourcery.com>
1764 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1765 (__gthread_once_t): Remove busy field for RTPs.
1766 (__GTHREAD_ONCE_INIT): Update accordingly.
1768 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1770 * doc/invoke.texi: Document VxWorks options.
1772 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1774 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1776 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1778 PR tree-optimization/30590
1779 * tree-nrv.c (tree_nrv): Check for the partial update of the
1782 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1784 * flags.h (flag_random_seed): Remove declaration, in favor of...
1785 * toplev.h (get_random_seed, set_random_seed): ... these.
1786 * tree.c (get_file_function_name): Use the former.
1787 * opts.c (common_handle_option): Use the latter.
1790 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1793 * cse.c (cse_find_path): Do not bail out if a basic block that
1794 we already visited now becomes part of a path that starts at a
1795 different basic block. Just disallow this, to make sure we
1796 visit each basic block at most once.
1798 2007-03-13 Jan Hubicka <jh@suse.cz>
1800 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1801 when profile esitmate is present, calls with very low frequency are
1804 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1806 PR tree-optimization/30730
1807 PR tree-optimization/26900
1808 * tree-ssa-loop-niter.c: Include gmp.h.
1810 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1811 split_to_var_and_offset, determine_value_range,
1812 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1813 bound_difference, bounds_add, bounds_negate,
1814 number_of_iterations_ne_max, dump_affine_iv): New functions.
1815 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1816 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1817 difference of initial and final value of control iv to validate
1819 (number_of_iterations_cond): Add loop parameter. Determine bounds
1820 on the difference of the extremes of the control iv. Add dumps.
1821 (expand_simple_operations): Handle phi nodes.
1822 (simplify_using_initial_conditions): Do not record used conditions.
1823 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1824 Do not set additional_info.
1825 (implies_nonnegative_p, implies_ge_p): Removed.
1826 (derive_constant_upper_bound): Do not use parameter `additional'.
1827 (record_estimate): Parameter `additional' removed. Parameter
1828 `i_bound' added. Do not call derive_constant_upper_bound.
1829 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1830 bound the number of iterations estimate.
1831 (estimate_numbers_of_iterations_loop): Pass the estimate from
1832 the number of iterations analysis to record_estimate.
1833 * tree.h (multiple_of_p): Declare.
1834 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1835 (scev_const_prop): Do not check expression_expensive_p.
1836 * fold-const.c (multiple_of_p): Exported.
1837 * double-int.c (double_int_mask): Exported.
1838 * double-int.h (double_int_mask): Declare.
1839 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1840 field. Added max field.
1842 2007-03-13 David Taylor <taylor@candd.org>
1845 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1848 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1851 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1852 two unamed patterns.
1854 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/i386.opt (mcx16, msahf): New options.
1857 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1858 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1860 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1861 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1862 Output -mcx16 and -msahf options when corresponding bit is set.
1864 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1867 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1869 * configure.ac: Test for assembler tolerance to # 0 "".
1870 * configure, config.in: Rebuilt.
1871 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1873 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1875 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1877 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1878 (handle_syscall): Handle direct system calls.
1879 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1881 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1883 * doc/invoke.texi: Fix cpp.info cross-reference.
1884 * doc/passes.texi: Fix gcc.info cross-reference.
1886 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1888 PR tree-optimization/30835
1889 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1890 bb_for_stmt is not NULL before accessing it.
1892 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1894 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1897 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1900 * doc/install.texi: Document --enable-stage1-languages
1902 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1904 * tree-pass.h (pass_into_cfg_layout_mode,
1905 pass_outof_cfg_layout_mode): Declare.
1906 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1907 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1908 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1909 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1911 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1913 * c-decl.c (warn_variable_length_array): New function.
1914 Refactored from grokdeclarator to handle warn_vla
1915 and handle unnamed array case.
1916 (grokdeclarator): Refactored VLA warning case.
1917 * c.opt (Wvla): New flag.
1918 * doc/invoke.texi (Wvla): New warning.
1920 2007-03-12 Richard Henderson <rth@redhat.com>
1922 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1923 (TARGET_SECTION_TYPE_FLAGS): New.
1925 2007-03-12 Richard Henderson <rth@redhat.com>
1927 * config/darwin.c (machopic_reloc_rw_mask): New.
1928 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1929 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1931 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1933 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1934 * cppdefault.h (cpp_PREFIX): Document.
1935 (cpp_PREFIX_len): Likewise.
1936 (cpp_EXEC_PREFIX): New variable.
1937 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1938 * c-incpath.c (add_standard_paths): Correct logic for relocating
1939 paths within prefix.
1941 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1944 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1946 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1947 fix_truncdfdi_sse using SSEMODEF mode macro.
1948 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1949 fix_truncdfsi_sse using SSEMODEF mode macro.
1950 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1951 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1953 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1955 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1958 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1960 * tree.h : Add multiple_of_p declaration.
1961 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1962 * ipa-type-escape.c (results_of_malloc): Redundant.
1963 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1964 (cast_type): Extended with new members.
1965 (check_cast): Returns cast_type.
1966 (cast): New structure for data of walk_use_def_chains.
1967 (is_malloc_result, is_cast_from_non_pointer_1,
1968 is_cast_from_non_pointer,
1969 is_array_access_through_pointer_and_index): New functions.
1970 (look_for_casts): Returns cast types.
1971 (check_call): Returns void.
1972 (okay_pointer_operation): Use support of pointer plus index,
1973 pointer plus constant and allow all multiplications.
1975 2007-03-11 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/31115
1978 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1979 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1980 A shift count of zero is not special as with *_DIV_EXPR.
1981 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1984 2007-03-11 Ian Lance Taylor <iant@google.com>
1986 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1987 the *_DIV_EXPR codes correctly with overflow infinities.
1989 2007-03-11 Ira Rosen <irar@il.ibm.com>
1991 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1992 indicate success/failure of the analysis. Add negation to subtrahend
1993 in case of subtraction. Fail if both operands contain constants.
1994 (create_data_ref): Fail if analyze_offset fails.
1996 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/i386.md (frndintxf2): Rename to ...
1999 (rintxf2): ... this. Remove expander having same name.
2000 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2001 (roundsf2, rounddf2): Ditto.
2002 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2003 (lround<mode>di2, lround<mode>si2): Ditto.
2005 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2007 * lower-subreg.c: Include except.h.
2008 (decompose_multiword_subregs): Verify that the only control flow
2009 insns we can split are loads to multi-words pseudos.
2010 Handle breaking such blocks after splitting, instead of calling
2011 find_many_sub_basic_blocks.
2013 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2014 on the new basic block. Add a lengthy comment explaining why we
2015 thought this was necessary.
2016 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2018 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2021 * tree.c (walk_type_fields): Recurse into the element type of
2022 ARRAY_TYPEs if there is a pointer set.
2024 2007-03-10 Dirk Mueller <dmueller@suse.de>
2026 * c-common.c (warn_logical_operator): Fix condition.
2028 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2030 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2032 * config/darwin.c (machopic_select_section): Remove superfluous
2033 argument in call to categorize_decl_for_section. Remove unused
2036 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2038 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2040 * configure: Regenerate.
2042 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2046 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2047 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2048 Add LABEL_NUSES to emitted label.
2049 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2050 branch probability value to emitted jump insn.
2051 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2052 Do not check life information and do not re-arrange input operands
2053 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2055 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2057 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2058 the change of decode_asm_operands.
2060 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2062 * mode-switching.c (create_pre_exit): Skip blockage insn.
2064 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2066 * tree-pass.h (TODO_update_smt_usage): Remove.
2068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2072 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2074 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2075 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2076 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2079 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2081 * gcc.c: Document %{, in big comment at top.
2082 (input_suffix_matches): Remove special handling for .s and
2084 (input_spec_matches): New.
2085 (handle_braces): Handle %{,.
2086 (validate_switches): ',' indicates a value which is not a switch.
2087 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2088 to detect assembler input.
2089 * config/i386/sol2.h (CPP_SPEC): Likewise.
2090 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2091 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2092 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2093 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2094 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2095 -m64 causes deployment target to default to 10.5.
2096 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2098 2007-03-09 Richard Henderson <rth@redhat.com>
2101 * target.h (targetm.asm.out.reloc_rw_mask): New.
2102 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2103 (TARGET_ASM_OUT): Use it.
2104 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2105 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2106 use the new reloc_rw_mask target hook instead.
2107 (default_section_type_flags_1): Merge into...
2108 (default_section_type_flags): ... here.
2109 (decl_readonly_section_1): Merge into...
2110 (decl_readonly_section): ... here.
2111 (default_elf_select_section_1): Merge into...
2112 (default_elf_select_section): ... here.
2113 (default_unique_section_1): Merge into...
2114 (default_unique_section): ... here.
2115 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2116 (default_select_rtx_section): Use it.
2117 (default_elf_select_rtx_section): Likewise.
2118 * output.h: Update to match.
2119 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2120 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2121 (TARGET_ASM_RELOC_RW_MASK): New.
2122 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2123 to categorize_decl_for_section.
2124 (x86_64_elf_unique_section): Likewise.
2125 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2126 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2127 (TARGET_ASM_RELOC_RW_MASK): New.
2128 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2129 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2130 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2131 (TARGET_RWRELOC): Remove.
2132 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2133 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2134 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2135 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2136 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2137 (rs6000_xcoff_select_section): Use decl_readonly_section.
2138 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2139 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2140 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2141 (TARGET_SECTION_TYPE_FLAGS): Remove.
2142 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2144 2007-03-09 Roger Sayle <roger@eyesopen.com>
2146 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2147 complex constant equality/inequality comparisons for here.
2148 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2149 known at compile-time or can be simplified to a scalar comparison.
2150 (fold_relational_const): Move compile-time evaluation of complex
2151 constant equality/inequality comparisons to here.
2153 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2155 PR rtl-optimization/30643
2156 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2158 (fold_rtx): Recurse, like before 2006-11-03.
2160 2007-03-09 DJ Delorie <dj@redhat.com>
2162 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2165 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2167 PR tree-optimization/30375
2168 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2169 LHS of statements is not the same.
2170 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2172 2007-03-09 Chao-ying Fu <fu@mips.com>
2174 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2176 * doc/invoke.texi (-mdspr2): Document new option.
2177 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2178 New unspec for DSP REV 2.
2179 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2180 these instructions are extended in DSP REV 2.
2181 (mips-dspr2.md): Include.
2182 * config/mips/mips.opt (mdspr2): New option.
2183 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2184 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2185 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2186 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2187 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2188 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2189 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2191 (bdesc_map): Add one field of unsupported_target_flags.
2192 (bdesc_arrays): Update entries to have extra fields. Add
2194 (mips_init_builtins): Initialize new function types.
2195 Check unsupported_target_fileds to filter out builtins.
2196 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2198 (ASM_SPEC): Pass mdspr2 to the assembler.
2199 * config/mips/mips-dspr2.md: New file.
2201 2007-03-09 Sa Liu <saliu@de.ibm.com>
2203 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2205 2007-03-09 Ian Lance Taylor <iant@google.com>
2207 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2208 argument) like -Wstrict-overflow=2.
2209 * doc/invoke.texi (Warning Options): Update documentation.
2211 2007-03-09 Dirk Mueller <dmueller@suse.de>
2214 * doc/invoke.texi (-Wlogical-op): Document.
2215 * common.opt (-Wlogical-op): New.
2216 * c-common.h (warn_logical_operator): Declare.
2217 * c-common.c (warn_logical_operator): Define.
2218 * c-typeck.c (parser_build_binary_op): Call
2219 warn_logical_operator.
2221 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2223 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2224 * final.c (final_scan_insn): Test for non-"" file name.
2226 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2228 * doc/loop.texi: Document the Omega linear constraints solver.
2229 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2230 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2231 omega-hash-table-size, omega-max-keys, and
2232 omega-eliminate-redundant-constraints.
2233 * tree-pass.h (pass_check_data_deps): Declared.
2236 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2237 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2238 pass_check_data_deps): New.
2239 * tree-data-ref.c (init_data_ref): Remove declaration.
2240 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2241 (analyze_array): Renamed init_array_ref, move up initializations.
2242 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2243 Removed arguments that are set to NULL.
2244 (analyze_indirect_ref): Correct indentation, correct call to
2246 (object_analysis): Call init_array_ref instead of analyze_array.
2247 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2248 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2249 of DR_ACCESS_FNS_ADDR.
2250 (init_omega_eq_with_af, omega_extract_distance_vectors,
2251 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2252 ddr_consistent_p): New.
2253 (compute_affine_dependence): Check consistency of ddrs when
2254 flag_check_data_deps is passed.
2255 (analyze_all_data_dependences): Uncomment.
2256 (tree_check_data_deps): New.
2257 * tree-data-ref.h: Include omega.h.
2258 (DR_ACCESS_FNS_ADDR): Removed.
2259 (data_dependence_relation): Add inner_loop.
2260 (DDR_INNER_LOOP): New.
2261 * common.opt (fcheck-data-deps): New.
2262 * tree-flow.h (tree_check_data_deps): Declare.
2263 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2264 (OBJS-common): Depend on omega.o.
2266 * passes.c (pass_check_data_deps): Scheduled.
2267 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2268 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2269 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2270 PARAM_VECT_MAX_VERSION_CHECKS,
2271 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2273 2007-03-09 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/30904
2277 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2278 the same way as *_DIV_EXPR.
2280 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2282 * recog.c (decode_asm_operands): No mixed declarations and code.
2284 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2286 * rtl.def (ASM_INPUT): Add location.
2287 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2288 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2289 (decode_asm_operands): Add loc operand.
2290 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2291 * stmt.c (expand_asm): Rename to...
2292 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2293 gen_rtx_ASM_INPUT_loc.
2294 (expand_asm_expr): Adjust.
2295 * recog.c (decode_asm_operands): Add loc operand.
2296 (check_asm_operands, extract_insn): Adjust.
2297 * reload1.c (maybe_fix_stack_asms): Likewise.
2298 * final.c (asm_insn_count): Likewise.
2299 (final_scan_insn): Output # line before and after asm.
2301 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2303 * tree-ssa-structalias.c (variable_info): Remove
2305 (new_var_info): Ditto.
2306 (shared_bitmap_info_t): New structure.
2307 (shared_bitmap_table): New variable.
2308 (shared_bitmap_hash): New function.
2309 (shared_bitmap_eq): Ditto
2310 (shared_bitmap_lookup): Ditto.
2311 (shared_bitmap_add): Ditto.
2312 (merge_smts_into): Change to take bitmap directly.
2313 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2314 (init_alias_vars): Init shared bitmap hashtable.
2315 (delete_points_to_sets): Delete shared bitmap hashtable.
2316 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2317 is_aliased removal as a change that was still necessary was
2320 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2322 * config/i386/i386.h (override_options): Conditionally disable
2323 x86_sahf for 64bit targets only.
2325 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2328 * c-decl.c (merge_decls): Don't call make_var_volatile.
2329 * varasm.c (make_var_volatile): Remove.
2330 * output.h (make_var_volatile): Remove.
2332 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2334 PR tree-optimization/31085
2335 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2337 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2340 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2341 ATTR_CONST_NOTHROW_LIST.
2343 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2346 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2348 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2350 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2353 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2355 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2356 passed, use shared libgcc.
2358 2007-03-08 Roger Sayle <roger@eyesopen.com>
2360 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2361 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2362 (honor_protect_cleanup_actions, lower_try_finally_switch):
2364 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2365 ifc_temp_var): Likewise.
2366 * tree-inline.c (setup_one_parameter): Likewise.
2367 * tree-mudflap.c (mf_decl_cache_locals,
2368 mf_build_check_statement_for): Likewise.
2369 * tree-nested.c (init_tmp_var, save_tmp_var,
2370 finalize_nesting_tree_1): Likewise.
2371 * tree-outof-ssa.c (insert_copy_on_edge,
2372 insert_backedge_copies): Likewise.
2373 * tree-profile.c (tree_gen_edge_profiler,
2374 tree_gen_ic_profiler): Likewise.
2375 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2376 * tree-sra.c (sra_build_assignment): Likewise.
2377 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2378 * tree-ssa-math-opts.c (insert_reciprocals,
2379 execute_cse_sincos_1): Likewise.
2380 * tree-tailcall.c (adjust_accumulator_values,
2381 adjust_return_value): Likewise.
2382 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2383 * tree-vect-transform.c (vect_create_data_ref_ptr,
2384 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2385 vect_create_epilog_for_reduction, vectorizable_reduction,
2386 vectorizable_call, vectorizable_conversion,
2387 vectorizable_assignment, vectorizable_operation,
2388 vectorizable_type_demotion, vect_gen_widened_results_half,
2389 vect_permute_store_chain, vectorizable_store,
2390 vect_setup_realignment, vect_permute_load_chain,
2391 vectorizable_load, vectorizable_condition,
2392 vect_create_cond_for_align_checks): Likewise.
2393 * tree-vrp.c (build_assert_expr_for): Likewise.
2395 2007-03-08 Ian Lance Taylor <iant@google.com>
2397 * tree-vrp.c: Include "intl.h".
2398 (usable_range_p): New static function.
2399 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2400 overflowed values, juts set *strict_overflow_p.
2401 (compare_values): Only return -2 if one of the operands is not a
2403 (compare_ranges): Call usable_range_p.
2404 (compare_range_with_value): Likewise.
2405 (vrp_evaluate_conditional_warnv): Rename from
2406 vrp_evaluate_conditional. Make static. Change all callers.
2407 (vrp_evaluate_conditional): New function.
2408 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2410 (simplify_abs_using_ranges): Likewise.
2411 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2412 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2413 within_stmt parameter.
2414 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2415 vrp_evaluate_conditional.
2416 * tree-ssa-threadedge.c
2417 (record_temporary_equivalences_from_stmts_at_dest): Change
2418 simplify parameter to take a second tree parameter.
2419 (simplify_control_stmt_condition): Likewise.
2420 (thread_across_edge): Likewise.
2421 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2422 (thread_across_edge): Likewise.
2423 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2425 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386.h (TARGET_SAHF): New define.
2428 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2429 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2430 (x86_sahf): New global variable.
2431 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2432 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2433 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2434 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2436 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2437 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2438 when expanding fcomi/sahf based tests.
2439 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2440 expanding sahf based alternative. Emit sahf based sequence when
2441 optimizing for code size.
2442 * config/i386/i386.md (x86_sahf_1): Do not disable for
2443 TARGET_64BIT, enable for TARGET_SAHF.
2445 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2447 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2448 spurious whitespace from error message.
2450 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2453 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2455 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2457 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2459 * tree-sra.c (instantiate_element): Propagate disabled warnings
2460 from the element itself to the created variable.
2462 2007-03-07 Richard Henderson <rth@redhat.com>
2465 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2466 silently fix up the stack in the case of a missing register.
2468 2007-03-07 Paul Brook <paul@codesourcery.com>
2470 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2472 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2474 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2476 (phase1_vrs): Use them.
2477 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2478 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2479 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2480 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2481 __gnu_Unwind_Restore_WMMXC if required.
2482 (_Unwind_VRS_Pop): Implement iWMMXt support.
2483 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2484 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2485 gnu_Unwind_Save_WMMXC): Define.
2487 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2489 * config/vxworks.h (vxworks_override_options): Declare.
2490 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2491 * config/vxworks.c: Include target.h and toplev.h.
2492 (vxworks_override_options): New function.
2493 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2495 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2497 * config/s390/s390.c (override_options): Don't emit an error when
2498 -mstack-size is used without providing -mstack-guard.
2499 (s390_emit_prologue): Choose stack_guard value automatically if not
2500 provided via command line.
2501 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2503 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2505 * config/i386/i386.c (output_set_got): Add a GOT initialization
2506 sequence for VxWorks PIC.
2507 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2508 around labels as well as symbols. Use gotoff_operand instead
2509 of local_symbolic_operand.
2510 (legitimize_pic_address): Use gotoff_operand instead of
2511 local_symbolic_operand. Use @GOT accesses for labels as
2513 (ix86_output_addr_diff_elt): Use PC-relative rather than
2514 GP-relative offsets for VxWorks PIC.
2515 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2516 no_new_pseudos. Check whether the returned register is op0.
2517 * config/i386/i386.md (tablejump): Use PC-relative rather than
2518 GP-relative offsets for VxWorks PIC.
2519 * config/i386/predicates.md (gotoff_operand): New predicate.
2521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2523 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2525 * config/vxworks-dummy.h: New file.
2526 * config/i386/i386.h: Include it.
2528 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2530 * dwarf2out.c (is_inlined_entry_point): New
2531 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2532 DW_AT_ranges if the first subblock is the entry point.
2534 2007-03-06 David Daney <ddaney@avtrex.com>
2536 * doc/install.texi (mips-*-*): Change recommended binutils
2539 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2541 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2542 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2545 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2547 2007-03-06 Jan Hubicka <jh@suse.cz>
2549 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2550 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2552 (probably_cold_bb_p): Cold functions are cold.
2553 (probably_never_executed_bb_p): Cold functions are cold.
2554 (tree_bb_level_predictions): Predict calls to cold functions as not
2556 (compute_function_frequency): Check hot/cold attributes.
2557 * function.h (function_frequency): Update comments.
2558 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2559 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2560 (c_common_att): Add cold and hot.
2562 * doc/extend.texi (hot,cold attributes): Document.
2564 2007-03-06 Andrew Haley <aph@redhat.com>
2566 * function.c (expand_function_end): Move blockage to just after we
2567 emit the label for the naked return from the function.
2569 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2571 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2574 2007-03-06 Jan Hubicka <jh@suse.cz>
2576 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2577 loaded for constant large models. Non-large 64bit PIC can do.
2578 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2579 * cmodel.h: Add LARGE PIC.
2580 * i386.md (UNSPEC_PLTOFF): New.
2581 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2583 (*call_1_rex64): Disable for large models.
2584 (*call_1_rex64_large): New.
2585 (*call_value_1_rex64): Disable for large models.
2586 (*call_value_1_rex64_large): New.
2587 (set_rip_rex4): New.
2588 (set_got_offset_rex64): New.
2589 * predicates.md (constant_call_address_operand): For large model
2590 constant calls are not possible.
2591 * i386-protos.h (construct_plt_address): Declare.
2592 * i386.c (override_options): Accept large models.
2593 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2594 (legitimate_constant_p): Add new UNSPECs.
2595 (legitimate_pic_operand_p): Likewise.
2596 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2597 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2599 (output_pic_addr_const): Add PLTOFF.
2600 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2601 (ix86_expand_move): Legitimize pic address when in PIC mode.
2602 (construct_plt_address): New function.
2603 (ix86_expand_call): Offload the address to register and use GOT pointer
2605 * invoke.texi (mcmodel=large): Update documentation.
2607 2007-03-06 Richard Henderson <rth@redhat.com>
2609 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2610 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2611 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2612 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2613 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2614 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2615 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2616 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2617 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2618 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2619 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2620 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2621 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2622 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2623 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2624 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2625 x86_schedule, x86_use_bt, x86_pad_returns,
2626 x86_use_xchgb): Merge into ...
2627 (ix86_tune_features): ... here. New array.
2628 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2629 x86_bswap): Merge into ...
2630 (ix86_arch_features): ... here. New array.
2631 (x86_3dnow_a): Remove.
2632 (x86_accumulate_outgoing_args): Make static.
2633 (x86_arch_always_fancy_math_387): Make static.
2634 (ix86_tune_mask, ix86_arch_mask): Move ...
2635 (override_options): ... to local variables here. Apply the
2636 appropriate mask to each element of ix86_arch_features and
2637 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2638 as were done in the old macros.
2639 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2640 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2641 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2642 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2643 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2644 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2645 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2646 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2647 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2648 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2649 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2650 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2651 x86_accumulate_outgoing_args, x86_prologue_using_move,
2652 x86_epilogue_using_move, x86_decompose_lea,
2653 x86_arch_always_fancy_math_387, x86_shift1,
2654 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2655 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2656 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2657 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2658 x86_use_incdec, x86_pad_returns, x86_bswap,
2659 x86_partial_flag_reg_stall): Remove.
2660 (enum ix86_tune_indices): New.
2661 (ix86_tune_features): New.
2662 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2663 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2664 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2665 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2666 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2667 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2668 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2669 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2670 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2671 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2672 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2673 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2674 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2675 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2676 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2677 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2678 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2679 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2680 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2681 TARGET_EXT_80387_CONSTANTS): Use it.
2682 (enum ix86_arch_indices): New.
2683 (ix86_arch_features): New.
2684 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2685 TARGET_BSWAP): Use it.
2686 (ix86_tune_mask, ix86_arch_mask): Remove.
2688 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2691 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2692 Define using $${sysroot_headers_suffix}.
2693 * configure: Regenerate.
2694 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2695 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2697 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2698 * gcc.c (print_sysroot_headers_suffix): New.
2699 (option_map): Include --print-sysroot-headers-suffix.
2700 (display_help): Mention -print-sysroot-headers-suffix.
2701 (process_command): Handle -print-sysroot-headers-suffix.
2702 (do_spec_1): Append multilib directory to include-fixed path if
2703 sysroot suffixes in use.
2704 (main): Handle -print-sysroot-headers-suffix.
2705 * Makefile.in (start.encap): Don't depend on xlimits.h
2706 (xlimits.h): Remove.
2707 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2708 limits.h for each multilib in fixinc_list.
2709 (fixinc_list, s-fixinc_list): New.
2710 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2711 generate them for each multilib in fixinc_list.
2712 (stmp-fixproto): Use include-fixed. Run fixproto for each
2713 multilib in fixinc_list.
2714 (mostlyclean): Don't remove xlimits.h.
2715 (clean): Remove include-fixed.
2716 (real-install-headers-tar, real-install-headers-cpio,
2717 real-install-headers-cp): Don't copy include, only include-fixed.
2718 (install-mkheaders): Depend on fixinc_list. Don't depend on
2719 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2720 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2721 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2723 2007-03-06 Jan Hubicka <jh@suse.cz>
2725 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2730 * configure.ac: Allow tm_file to contain build-directory files.
2731 * configure: Regenerate.
2732 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2733 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2734 * config/m68k/print-sysroot-suffix.sh: New file.
2736 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2738 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2739 of pic_offset_table_rtx if reload_completed.
2740 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2741 PIC_OFFSET_TABLE_REGNUM.
2742 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2744 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2745 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2749 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2750 functions that call eh_return.
2752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2754 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2755 functions that need a constant pool.
2757 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2760 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2761 (m68k_preferred_reload_class): Likewise.
2762 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2763 (SECONDARY_RELOAD_CLASS): Define.
2764 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2765 (LIMIT_RELOAD_CLASS): Delete.
2766 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2767 registers from storing bytes.
2768 (m68k_secondary_reload_class): New function.
2769 (m68k_preferred_reload_class): Likewise.
2771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2773 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2775 (m68k_expand_prologue): Likewise.
2777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2779 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2780 (mips_expand_epilogue): Add a bool parameter.
2781 (m68k_legitimize_sibcall_address): Declare.
2782 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2783 (m68k_expand_epilogue): Add a parameter to select between sibling
2784 and normal epilogues. Only generate a return for the latter.
2785 (m68k_ok_for_sibcall_p): New function.
2786 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2787 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2788 (sibcall_value, *sibcall_value): Likewise.
2789 (*call, *call_value): Require !SIBLING_CALL_P.
2790 (epilogue): Update call to m68k_expand_epilogue.
2791 (sibcall_epilogue): New pattern.
2792 * config/m68k/predicates.md (const_call_operand): Say that this
2793 predicate applies to sibling calls too.
2794 (sibcall_operand): New predicate.
2796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2798 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2799 alternatives as movsi_cf.
2800 (movsf_cf_hard): Add commentary.
2802 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2803 Richard Sandiford <richard@codesourcery.com>
2805 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2806 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2807 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2808 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2809 as being live on exit from an interrupt function.
2810 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2811 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2812 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2813 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2814 (m68k_interrupt_function_p): Globalize.
2815 (m68k_compute_frame_layout): Remove reverse mask code.
2816 (m68k_emit_movem, m68k_set_frame_related): New functions.
2817 (m68k_output_function_prologue): Delete in favor of...
2818 (m68k_expand_prologue): ...this new function.
2819 (m68k_output_function_epilogue): Delete in favor of...
2820 (m68k_expand_epilogue): ...this new function.
2821 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2823 (print_operand): Handle %?.
2824 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2825 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2826 (prologue, epilogue): New patterns.
2827 (return): Turn into a define_expand.
2828 (*return): New pattern, derived from old "return" pattern. Use rte
2829 rather than rts for interrupt functions. Only use rtd if the pop
2831 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2832 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2833 (link, *link, unlink, *unlink, load_got): Likewise.
2835 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2839 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2840 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2841 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2842 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2843 and m68k_matches_u_p.
2844 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2845 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2846 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2847 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2848 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2849 (REG_STRICT_P): New macro.
2850 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2851 PCREL_GENERAL_OPERAND_OK.
2852 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2853 m68k_legitimate_base_reg_p.
2854 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2855 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2856 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2857 * config/m68k/m68k.c (m68k_address): New structure.
2858 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2859 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2860 (m68k_jump_table_ref_p, m68k_decompose_address)
2861 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2862 (m68k_matches_u_p): New functions.
2863 (print_operand_address): Rewrite to use m68k_decompose_index.
2865 2007-03-05 David Taylor <dtaylor@emc.com>
2867 * gcc.c: Correct copyright date in --version output.
2869 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2871 * pa.md: In unamed move patterns, disparge copies between general
2872 and floating point registers using '?' modifier. Don't include 'f'
2873 constraint for register preferences in DImode, SImode, HImode and
2874 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2875 Remove constraints for copies between general and floating registers
2876 in soft-float DFmode pattern.
2877 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2881 2007-03-05 Mike Stump <mrs@apple.com>
2883 * c-common.c (targetcm): Add.
2884 * c-opts.c (c_common_handle_option): Handle language specific
2886 * opts.c (handle_option): Verify language for target options, if
2888 * opth-gen.awk: Add CL_LANG_ALL.
2889 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2890 (TARGETCM_INITIALIZER): Add.
2891 * target.h (struct gcc_targetcm): Add.
2893 * targhooks.c (default_handle_c_option): Add.
2894 * targhooks.h (default_handle_c_option): Add.
2895 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2897 * config/darwin.opt (iframework): Add.
2898 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2899 * config/darwin-c.c (handle_c_option): Add.
2900 (TARGET_HANDLE_C_OPTION): Add.
2902 * doc/invoke.texi (Darwin Options): Add -iframework.
2904 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2906 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2909 2007-03-05 Ian Lance Taylor <iant@google.com>
2911 * c.opt (fgnu89-inline): New option.
2912 * c-opts.c (c_common_post_options): Set default value for
2914 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2915 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2917 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2918 (grokdeclarator, start_function): Likewise.
2919 * c-cppbuiltin.c (c_cpp_builtins): Define either
2920 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2921 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2922 (C Dialect Options): Document -fgnu89-inline.
2923 * doc/extend.texi (Function Attributes): Explain what the
2924 gnu_inline attribute does.
2925 * doc/cpp.texi (Common Predefined Macros): Document
2926 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2928 2007-03-05 Ian Lance Taylor <iant@google.com>
2930 PR tree-optimization/31034
2931 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2932 half-range if the other side is an overflow infinity.
2934 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2936 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2937 (bfin*-linux-uclibc*): New configuration.
2938 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2940 * config/bfin/linux.h: New file.
2941 * config/bfin/libgcc-bfin.ver: New file.
2942 * config/bfin/t-bfin-uclinux: New file.
2943 * config/bfin/t-bfin-linux: New file.
2944 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2945 (TARGET_OS_CPP_BUILTINS): New macro.
2947 2007-03-05 Richard Guenther <rguenther@suse.de>
2949 * fold-const.c (fold_binary): Remove duplicate folding
2950 of comparison of non-null ADDR_EXPR against null.
2952 2007-03-05 Richard Guenther <rguenther@suse.de>
2953 Dorit Nuzman <dorit@il.ibm.com>
2955 PR tree-optimization/26420
2956 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2957 are no loops in the function. Only print the number of
2958 vectorized loops if it is greater than zero or we are supposed
2959 to print information about unvectorized loops.
2961 2007-03-05 Revital Eres <eres@il.ibm.com>
2963 * gcc.dg/var-expand1.c: New test.
2964 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2965 when an accumulator is expanded.
2967 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2970 * c-common.c (convert_and_check): Don't give warnings for
2971 conversion if 'expr' already overflowed.
2973 2007-03-04 Roger Sayle <roger@eyesopen.com>
2976 * fold-const.c (fold_comparison): Enforce type consistency when
2977 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2979 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2981 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2982 containing a cast to the base of TARGET_MEM_REF.
2984 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2986 * tree.c (tree_contains_struct_check_failed): Remove spurious
2987 whitespace from error message.
2989 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2992 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2993 instead of precision.
2995 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2996 Nathan Sidwell <nathan@codesourcery.com>
2998 * emit-rtl.c (find_auto_inc): New.
2999 (try_split): recreate REG_INC notes,
3000 Use regular for loops rather than whiles.
3002 2007-03-03 Andreas Schwab <schwab@suse.de>
3004 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3005 * configure: Regenerate.
3007 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3009 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3010 flag_rounding_math, not flag_unsafe_math_optimizations.
3012 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3014 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3015 alpha_fold_vector_minmax): Likewise.
3016 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3017 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3019 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3021 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3022 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3023 if the lhs has side-effects.
3024 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3026 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.h (TUNEMASK): Remove define.
3029 (ARCHMASK): Remove define.
3030 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3031 Use ix86_arch_mask variable instead of ARCHMASK.
3032 * config/i386/i386.c (override_options): Ditto.
3033 (standard_80387_constant_p): Ditto.
3035 2007-03-02 Ian Lance Taylor <iant@google.com>
3037 Used signed infinities in VRP.
3038 * tree-vrp.c (uses_overflow_infinity): New static function.
3039 (supports_overflow_infinity): New static function.
3040 (make_overflow_infinity): New static function.
3041 (negative_overflow_infinity): New static function.
3042 (positive_overflow_infinity): New static function.
3043 (is_negative_overflow_infinity): New static function.
3044 (is_positive_overflow_infinity): New static function.
3045 (is_overflow_infinity): New static function.
3046 (overflow_infinity_range_p): New static function.
3047 (compare_values_warnv): New function split out of compare_values.
3048 (compare_value): Call it.
3049 (set_value_range_to_nonnegative): Add overflow_infinity
3050 parameter. Change caller.
3051 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3053 (vrp_expr_computes_nonzero): Likewise.
3054 (compare_ranges, compare_range_with_value): Likewise.
3055 (compare_name_with_value, compare_names): Likewise.
3056 (vrp_evaluate_conditional): Likewise.
3057 (set_value_range): Handle infinity
3058 (vrp_operand_equal_p, operand_less_p): Likewise.
3059 (extract_range_from_assert): Likewise.
3060 (vrp_int_const_binop): Likewise.
3061 (extract_range_from_binary_expr): Likewise.
3062 (extract_range_from_unary_expr): Likewise.
3063 (extract_range_from_comparison): Likewise.
3064 (extract_range_from_expr): Likewise.
3065 (dump_value_range): Likewise.
3066 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3067 (test_for_singularity): Likewise.
3068 (vrp_int_const_binop): Remove inline qualifier.
3069 (adjust_range_with_scev): Add comment.
3070 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3072 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3074 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3075 (get_constraint_for): Likewise.
3076 (do_structure_copy): Likewise.
3077 (find_func_aliases): Fix references to MODIFY_EXPR.
3078 (intra_create_variable_infos): Tidy.
3079 * tree-ssa-operands.c (add_virtual_operand): Add argument
3081 When adding members of alias sets, if IS_CALL_SITE is true and
3082 the symbol is not call-clobbered, skip it.
3085 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3087 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3088 entry by means of emit_insn_at_entry.
3090 2007-03-02 Richard Henderson <rth@redhat.com>
3092 * expr.h (promoted_input_arg): Remove decl.
3093 * function.c (promoted_input_arg): Merge into ...
3094 * combine.c (setup_incoming_promotions): ... only caller.
3095 Rearrange to avoid double loop.
3097 2007-03-02 Ben Elliston <bje@au.ibm.com>
3098 Peter Bergner <bergner@vnet.ibm.com>
3099 Janis Johnson <janis187@us.ibm.com>
3101 * config/rs6000/dfp.md: New file.
3102 * config/rs6000/rs6000.md: Include dfp.md.
3103 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3104 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3105 and TDmode decimal float modes in FP registers.
3106 (num_insns_constant): Likewise.
3107 (rs6000_legitimate_offset_address_p): Likewise.
3108 (rs6000_legitimize_address): Likewise.
3109 (rs6000_legitimize_reload_address): Likewise.
3110 (rs6000_legitimate_address): Likewise.
3111 (rs6000_emit_move): Likewise.
3112 (function_arg_boundary): Likewise.
3113 (function_arg_advance): Likewise.
3114 (rs6000_darwin64_record_arg_recurse): Likewise.
3115 (function_arg): Likewise.
3116 (rs6000_gimplify_va_arg): Likewise.
3117 (rs6000_split_multireg_move): Likewise.
3118 (rs6000_output_function_epilogue): Likewise.
3119 (rs6000_output_function_epilogue): Likewise.
3120 (rs6000_register_move_cost): Likewise.
3121 (rs6000_function_value): Likewise.
3122 (rs6000_libcall_value): Likewise.
3124 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3126 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3128 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3130 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3131 Use $MULTIDIR to choose between the kernel and RTP headers,
3132 and use $WIND_BASE and $WIND_USR to locate them.
3134 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/i386.c (override_options): Put initialization of
3137 ix86_tune_mask and ix86_arch_mask to the correct place.
3139 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3140 Michael Meissner <michael.meissner@amd.com>
3143 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3145 (TARGET_CMOVE): Use ARCHMASK.
3146 (TARGET_CMPXCHG): Ditto.
3147 (TARGET_CMPXCHG8B): Ditto.
3148 (TARGET_XADD): Ditto.
3149 (TARGET_BSWAP): Ditto.
3150 * config/i386/i386.c (ix86_tune_mask): New global variable.
3151 (ix86_arch_mask): Ditto.
3152 (override_options): Initialize ix86_tune_mask and
3153 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3156 2007-03-02 Ben Elliston <bje@au.ibm.com>
3159 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3161 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3163 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3164 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3165 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3166 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3168 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3169 rs6000_init_dwarf_reg_sizes_extra): New.
3170 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3171 SPE register high parts.
3173 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3175 * Makefile.in: Add install-pdf target as
3176 copied from automake v1.10 rules.
3177 * configure.ac: Add install-pdf to target list.
3178 * configure: Regenerate.
3180 2007-03-01 Paul Brook <paul@codesourcery.com>
3182 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3183 modes to LDRD for DImode.
3184 (output_move_double): Fixup out of range ldrd/strd.
3185 (vfp_secondary_reload_class): Rename...
3186 (coproc_secondary_reload_class): ... to this. Add wb argument.
3187 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3188 coproc_secondary_reload_class for CLASS_IWMMXT.
3189 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3190 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3192 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3194 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3195 factor by the estimated number of iterations.
3196 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3199 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3200 decode_caches_intel, detect_caches_intel): New functions.
3201 (host_detect_local_cpu): Use detect_caches_amd and
3202 detect_caches_intel.
3204 2007-03-01 Richard Henderson <rth@redhat.com>
3206 * expr.c (emit_move_complex_push): Export.
3207 (emit_move_complex_parts): Split out from ...
3208 (emit_move_complex): ... here.
3209 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3210 * config/i386/i386.md (movcdi): New.
3212 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3215 size of mode1 to check for tieable modes in MMX case.
3217 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3219 * Makefile.in (rtlanal.o): Depend on tree.h.
3220 * rtl.h (offset_within_section_p, split_const): Declare.
3221 * rtlanal.c: Include tree.h.
3222 (offset_within_block_p): New function, taken from
3223 mips_offset_within_object_p.
3224 (split_const): New function, taken from mips_split_const.
3225 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3227 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3228 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3229 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3230 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3231 (m68k_illegitimate_symbolic_constant_p): New function.
3232 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3233 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3234 symbolic constant that might be outside the symbol's section,
3235 move the symbol first and then add the offset.
3236 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3238 * config/mips/mips.c (mips_split_const): Delete.
3239 (mips_offset_within_object_p): Delete.
3240 (mips_symbolic_constant_p): Use offset_within_section_p and
3241 split_const instead of mips_offset_within_object_p and
3243 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3244 (mips_legitimize_const_move, print_operand_reloc)
3245 (mips_dangerous_for_la25_p): Use split_const instead of
3248 2007-02-28 Eric Christopher <echristo@apple.com>
3250 * Makefile.in (install-include-dir): Don't rm -rf include.
3252 2007-02-28 Richard Guenther <rguenther@suse.de>
3255 * fold-const.c (fold_binary): Do not associate expressions
3256 with more than one variable for integer types that do not wrap.
3258 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3260 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3261 Delete, and replace with...
3262 (fold_builtin_call_array): This. Update callers to use it.
3263 * fold-const.c (fold_build_call_list): Delete, and replace with...
3264 (fold_build_call_array): This.
3265 (fold_build_call_list_initializer): Delete, and replace with...
3266 (fold_build_call_array_initializer): This.
3267 * tree.h: Update declarations to reflect above changes.
3269 * c-typeck.c (build_function_call): Store converted arguments
3270 in a stack-allocated array instead of building a list.
3271 (convert_arguments): Store arguments in the array passed in as an
3272 argument, and return the actual number of arguments.
3273 * c-format.c: (check_function_format): Pass arguments in an
3274 array instead of a list.
3275 * c-common.c (check_function_nonnull): Likewise.
3276 (check_function_sentinel): Likewise.
3277 (check_function_arguments): Likewise.
3278 * c-common.h: Update declarations to reflect above changes.
3280 2007-02-28 Jan Hubicka <jh@suse.cz>
3282 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3283 PRED_NEGATIVE_RETURN): Update outcomes.
3285 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3287 * calls.c (emit_library_call_value_1): Handle partial registers
3288 correctly when building up CALL_INSN_FUNCTION_USAGE.
3290 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3292 * pa/predicates.md (move_src_operand): Allow zero for mode.
3293 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3296 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3300 *movv2df_internal): Enable pattern only for valid operand
3302 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3303 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3305 2007-02-27 Mike Stump <mrs@apple.com>
3307 * config/darwin-crt3.c: Avoid compilation when compiling for a
3310 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3312 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3314 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3315 for fixed headers and limits.h.
3316 (install-include-dir, install-headers-tar, install-headers-cpio,
3317 install-headers-cp, real-install-headers-tar,
3318 real-install-headers-cpio, real-install-headers-cp): Handle
3319 include-fixed as well as include.
3320 (install-mkheaders): Don't install files that go only in include
3322 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3323 from GCC_INCLUDE_DIR.
3324 * gcc.c (process_command): Remove special -BstageN/ handling.
3325 (do_spec_1): Add include-fixed directories.
3327 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3329 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3331 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3333 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3336 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3338 * c-common.c (get_priority): Add check for
3339 SUPPORTS_INIT_PRIORITY.
3341 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3343 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3345 * config/bfin/bfin.c: Include "cfglayout.h".
3346 (MAX_LSETUP_DISTANCE): New macro.
3347 (struct loop_info): New members incoming, incoming_src and
3348 incoming_dest. Delete member predecessor.
3349 (length_for_loop): New function.
3350 (bfin_optimize_loop): Handle more different loop structures.
3351 (bfin_discover_loop): Rework detection of predecessor blocks by
3352 examining incoming edges.
3353 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3355 (bfin_reorder_loops): New function.
3356 (bfin_reorg_loops): Use these three new functions.
3358 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3359 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3360 (CONSTRAINT_LEN): Add entry for 'q'.
3361 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3362 Add 'q' constraints.
3363 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3364 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3366 * config/bfin/bfin.md (add_with_carry): New pattern.
3367 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3368 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3369 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3370 support unsigned multiplies too. Removed incorrect commutativity from
3371 operand 1 constraint where appropriate.
3372 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3374 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3375 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3377 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3378 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3379 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3380 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3381 usmulhisi_hh_huh): New patterns.
3383 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3384 lshifthi3): Fix output template to use half reg for operand 2.
3386 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3389 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3391 2007-02-27 Andreas Schwab <schwab@suse.de>
3393 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3395 2007-02-27 Jan Hubicka <jh@suse.cz>
3397 * predict.c (last_basic_block_p): Remove.
3398 (tree_estimate_probability): Update return heuristic for commonized
3401 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3403 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3405 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3407 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3408 * doc/cpp.texi: Standardize title page.
3409 * doc/cppinternals.texi: Likewise.
3410 * doc/gcc.texi: Standardize title page, remove version number
3411 from copyright page.
3412 * doc/gccint.texi: Likewise.
3413 * doc/install.texi: Standardize title page, add table of
3416 2007-02-26 Jan Hubicka <jh@suse.cz>
3418 * predict.def: Set outcomes according to more recent results.
3419 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3420 Remove dead predictors.
3421 * predict.c (return_prediction): Fix pasto.
3423 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3425 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3426 change; avoid a memory leak when returning early.
3428 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3430 * c-decl.c (static_ctors): Move to c-common.c.
3431 (static_dtors): Likewise.
3432 (finish_function): Use c_record_cdtor_fn.
3433 (build_cdtor): Move to c-common.c.
3434 (c_write_global_declarations): Use c_build_cdtor_fns.
3435 * c-common.h (static_ctors): Declare.
3436 (static_dtors): Likewise.
3437 (c_record_cdtor_fn): Likewise.
3438 (c_build_cdtor_fns): Likewise.
3439 * c-common.c (static_ctors): New variable.
3440 (static_dtors): Likewise.
3441 (c_record_cdtor_fn): New function.
3442 (build_cdtor): Move from c-decl.c
3443 (c_build_cdtor_fns): New function.
3445 * output.h (assemble_addr_to_section): Declare.
3446 (get_cdtor_priority_section): Likewise.
3447 * varasm.c (assemble_addr_to_section): New function.
3448 (get_cdtor_priority_section): Likewise.
3449 (default_named_section_asm_out_destructor): Use them.
3450 (destor_dtor_section_asm_out_destructor): Likewise.
3451 (default_named_section_asm_out_constructor): Likewise.
3452 (default_ctor_section_asm_out_constructor): Likewise.
3453 * config.gcc (*-*-vxworks*): Include vxworks.o.
3454 * config/t-vxworks (vxworks.o): New target.
3455 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3456 (TARGET_ASM_CONSTRUCTOR): Define.
3457 (TARGET_ASM_DESTRUCTOR): Likewise.
3458 (vxworks_asm_out_constructor): Declare.
3459 (vxworks_asm_out_destructor): Likewise.
3461 * c-common.c (get_priority): Check that we have not just an
3462 INTEGER_CST, but an integer constant with integeral type.
3464 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3466 PR tree-optimization/30938
3467 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3468 use &dt[nargs-1] instead of &dt[nargs] in the call to
3469 vect_is_simple_use().
3471 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3473 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3474 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3475 Do not attempt to handle MEM inside auto-inc expressions.
3476 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3477 of a register modified by an auto-inc expression. However, do handle
3478 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3479 (elimination_effects): Prohibit elimination of a register modified
3480 by an auto-inc expression. Disable register elimination rules whose
3481 target register is modified by an auto-inc expression with variable
3484 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3486 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3488 (array_at_struct_end_p): New function.
3489 (idx_infer_loop_bounds): Use it.
3490 (estimate_numbers_of_iterations_loop): Export.
3491 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3492 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3493 (tree_estimate_probability): Call record_loop_exits.
3494 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3495 (estimated_loop_iterations, estimated_loop_iterations_int,
3496 estimated_loop_iterations_tree): New functions.
3497 (analyze_siv_subscript_cst_affine,
3498 compute_overlap_steps_for_affine_1_2,
3499 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3500 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3501 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3502 (PRED_LOOP_ITERATIONS_GUESSED): New.
3503 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3504 * cfgloop.h (estimate_numbers_of_iterations_loop,
3505 estimated_loop_iterations_int): Declare.
3507 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3509 * doc/extend.texi: Document optional priority argument to
3510 constructors and destructors.
3511 * tree.c (init_priority_for_decl): Adjust GTY markers.
3512 (init_ttree): Use priority-info hash functions for
3513 init_priority_for_decl.
3514 (tree_map_eq): Rename to ...
3515 (tree_map_base_eq): ... this.
3516 (tree_map_marked_p): Rename to ...
3517 (tree_map_base_marked_p): ... this.
3518 (tree_map_base_hash): New function.
3519 (decl_init_priority_lookup): Rework.
3520 (decl_fini_priority_lookup): New function.
3521 (decl_priority_info): New function.
3522 (decl_init_priority_insert): Use it.
3523 (decl_fini_priority_insert): Likewise.
3524 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3526 (decl_restrict_base_insert): Likewise.
3527 (decl_debug_expr_insert): Likewise.
3528 (decl_value_expr_lookup): Likewise.
3529 (decl_value_expr_insert): Likewise.
3530 * tree.h (priority_type): New type.
3531 (decl_init_priority_lookup): Use priority_type.
3532 (decl_fini_priority_lookup): New function.
3533 (decl_init_priority_insert): Use priority_type.
3534 (decl_fini_priority_insert): New function.
3535 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3536 (DECL_INIT_PRIORITY): Likewise.
3537 (SET_DECL_INIT_PRIORITY): Add comment.
3538 (DECL_FINI_PRIORITY): New macro.
3539 (SET_DECL_FINI_PRIORITY): Likewise.
3540 (DEFAULT_INIT_PRIORITY): Document.
3541 (MAX_INIT_PRIORITY): Likewise.
3542 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3543 (tree_map_base): New type.
3544 (tree_map_base_eq): New function.
3545 (tree_map_base_hash): Likewise.
3546 (tree_map_base_marked_p): Likewise.
3547 (tree_map): Inherit from tree_map_base.
3548 (tree_map_eq): Make it a macro.
3549 (tree_map_marked_p): Likewise.
3550 (tree_int_map): Inherit from tree_map_base.
3551 (tree_int_map_eq): Make it a macro.
3552 (tree_int_map_hash): Likewise.
3553 (tree_int_map_marked_p): Likewise.
3554 (tree_priority_map): New type.
3555 (tree_priority_map_eq): New macro.
3556 (tree_priority_map_hash): Likewise.
3557 (tree_priority_map_marked_p): Likewise.
3558 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3560 (emutls_common_1): Likewise.
3561 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3562 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3563 of tree_map hierarchy.
3564 * tree-cfg.c (move_stmt_r): Likewise.
3565 (new_label_mapper): Likewise.
3566 * c-tree.h (c_expand_body): Move to ...
3567 * c-common.h (c_expand_body): ... here.
3568 * c-decl.c (c_expand_body): Move to ...
3569 * c-common.c (c_expand_body): ... here.
3570 (c_common_attribute_table): Allow 1 argument for the constructor
3571 and destructor attributes.
3572 (get_priority): New function.
3573 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3574 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3576 2007-02-24 Jan Hubicka <jh@suse.cz>
3579 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3581 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3582 Jan Hubicka <jh@suse.cz>
3585 * i386.c (counter_mode): New function.
3586 (expand_set_or_movmem_via_loop): Use it.
3587 (expand_movmem_epilogue): Likewise; fix pasto.
3588 (ix86_expand_movmem): Do emit guard even for constant counts.
3589 (ix86_expand_setmem): Likewise.
3591 2007-02-25 Nick Clifton <nickc@redhat.com>
3593 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3594 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3596 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3599 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3600 count argument with 0x10, not with 0x16.
3601 (expand_setmem_epilogue): Ditto.
3603 2007-02-24 Mike Stump <mrs@apple.com>
3605 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3608 2007-02-24 Richard Guenther <rguenther@suse.de>
3611 * fold-const.c (fold_binary): Fold x +- CST op x for
3612 EQ_EXPR and NE_EXPR.
3614 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3616 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3618 2007-02-24 Jan Hubicka <jh@suse.cz>
3620 * cgraphunit.c (decide_is_function_needed): Honor
3621 -fkeep-inline-functions.
3623 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3625 * builtins.c (fold_builtin_modf): New.
3626 (fold_builtin_2): Use it.
3628 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3630 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3631 (determine_max_iter): Take additional LOOP arg; all callers changed.
3632 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3633 one using simplifications.
3634 (simplify_using_initial_values): Return if the expression becomes
3635 invalid due to altered regs.
3637 2007-02-23 DJ Delorie <dj@redhat.com>
3639 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3641 2007-02-23 Mike Stump <mrs@apple.com>
3643 * tlink.c (scan_linker_output): Parse linker messages from
3644 darwin9's linker better.
3646 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3649 * varpool.c (varpool_assemble_pending_decls): Set
3650 varpool_last_needed_node to null.
3652 2007-02-23 DJ Delorie <dj@redhat.com>
3654 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3655 alignment bigger than the object file can handle.
3657 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3661 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3662 (*movsf_1): Penalize MMX moves.
3664 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3666 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3667 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3669 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3671 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3673 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3674 (fold_builtin_1): Use them.
3675 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3676 BUILT_IN_SIGNIFICAND.
3678 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3680 * config/i386/i386.c (bdesc_1arg): Initialize
3681 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3682 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3683 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3684 and IX86_BUILTIN_MOVSLDUP.
3686 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3688 PR rtl-optimization/30841
3689 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3691 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3693 * builtins.c (fold_builtin_frexp): New.
3694 (fold_builtin_2): Use it.
3696 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3698 * doc/invoke.texi (Spec Files): Document getenv spec function.
3700 * gcc.c (getenv_spec_function): New function.
3701 (static_spec_functions): Add it.
3702 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3703 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3706 2007-02-22 Michael Matz <matz@suse.de
3709 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3710 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3712 2007-02-22 Ian Lance Taylor <iant@google.com>
3715 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3716 (mem_loc_descriptor): Call it.
3718 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3719 Ira Rosen <irar@il.ibm.com>
3721 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3723 2007-02-22 Ira Rosen <irar@il.ibm.com>
3725 PR tree-optimization/30843
3726 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3727 stores only after all the group is vectorized.
3729 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3731 PR tree-optimization/30858
3732 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3733 in the reduction cycle have a single use in the loop.
3734 * tree-vectorizer.h (relevant): Add documentation.
3736 2007-02-20 Mike Stump <mrs@apple.com>
3738 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3739 * configure: Regenerate.
3741 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3743 Change the defaults of some parameters and options.
3744 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3745 * config/spu/spu.c (spu_optimization_options): Add.
3746 (spu_override_options): Change params in spu_optimization_options.
3747 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3749 Register 127 is only 16 byte aligned when used as a frame pointer.
3750 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3751 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3752 HARD_FRAME_POINTER_REGNUM.
3753 (spu_legitimate_address): Use regno_aligned_for_reload.
3754 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3755 aligned when frame_pointer_needed is true.
3756 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3758 * config/spu/spu.h (INIT_EXPANDERS): Define.
3760 Make sure shift and rotate instructions have valid immediate operands.
3761 * config/spu/predicates.md (spu_shift_operand): Remove.
3762 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3763 * config/spu/constraints.md (W, O): Extend range.
3764 * config/spu/spu.md (umask, nmask): Define.
3765 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3766 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3767 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3768 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3769 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3770 (lshr<mode>3_reg): Fix rtl description.
3772 Make sure mulhisi immediate operands are valid.
3773 * config/spu/predicates.md (imm_K_operand): Add.
3774 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3776 Generate constants using fsmbi and andi.
3777 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3778 (print_operand, spu_split_immediate, classify_immediate,
3779 fsmbi_const_p): Handle IC_FSMBI2.
3781 Correctly handle a CONST_VECTOR containing symbols.
3782 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3783 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3784 (immediate_load_p): Allow symbols that use 2 instructions to create.
3785 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3786 with symbols when flag_pic is set.
3787 (const_vector_immediate_p): New.
3788 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3789 accept a CONST_VECTOR with symbols.
3790 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3791 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3793 * config/spu/spu.md (high, low): Delete.
3794 (low_<mode>): Define.
3796 Remove INTRmode and INTR_REGNUM, which didn't work.
3797 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3799 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3800 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3801 peephole2 pattern): Don't use INTR or 131.
3802 (movintrcc): Delete.
3803 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3804 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3805 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3806 (UNSPEC_SET_INTR): Add.
3807 * config/spu/spu-modes.def (INTR): Remove.
3809 More accurate warnings about run-time relocations.
3810 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3812 Correctly warn about immediate arguments to specific intrinsics.
3813 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3814 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3815 the instruction predicate.
3817 Fix tree check errors with latest update.
3818 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3820 (spu_expand_builtin): Use CALL_EXPR_FN.
3822 Add missing specific intrinsics.
3823 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3825 * config/spu/spu_internals.h: Ditto.
3827 Fix incorrect operand modifiers.
3828 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3829 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3831 Optimize one case of zero_extend of a vec_select.
3832 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3834 Accept any immediate for hbr.
3835 * config/spu/spu.md (hbr): Change s constraints to i.
3837 2007-02-21 Paul Brook <paul@codesourcery.com>
3839 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3840 condexec_count when skipping USE and CLOBBER.
3842 2007-02-21 Nick Clifton <nickc@redhat.com>
3844 * common.opt (Warray-bounds): Add Warning attribute.
3845 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3847 (fsized-zeroes): Add Optimization attribute.
3848 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3849 * c.opt (Wc++0x-compat): Add Warning attribute.
3851 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3854 * reload1.c (eliminate_regs_in_insn): In the single_set special
3855 case, attempt to re-recognize the insn before falling back to
3856 having reload fix it up.
3858 2007-02-20 Eric Christopher <echristo@gmail.com>
3860 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3861 Rewrite accordingly.
3862 (frv_read_iacc_argument): Ditto.
3863 (frv_expand_set_builtin): Take a call instead of arglist, update for
3865 (frv_expand_unop_builtin): Ditto.
3866 (frv_expand_binop_builtin): Ditto.
3867 (frv_expand_cut_builtin): Ditto.
3868 (frv_expand_binopimm_builtin): Ditto.
3869 (frv_expand_voidbinop_builtin): Ditto.
3870 (frv_expand_int_void2arg): Ditto.
3871 (frv_expand_prefetches): Ditto.
3872 (frv_expand_voidtriop_builtin): Ditto.
3873 (frv_expand_voidaccop_builtin): Ditto.
3874 (frv_expand_load_builtin): Ditto.
3875 (frv_expand_store_builtin): Ditto.
3876 (frv_expand_mdpackh_builtin): Ditto.
3877 (frv_expand_mclracc_builtin): Ditto.
3878 (frv_expand_mrdacc_builtin): Ditto.
3879 (frv_expand_mwtacc_builtin): Ditto.
3880 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3883 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3885 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3886 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3888 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3890 * configure: Regenerate.
3891 * config.in: Regenerate.
3892 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3893 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3894 masks to power6 and power6x and to POWERPC_MASKS.
3895 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3897 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3898 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3899 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3900 Access PROTOTYPE as variable, not mask.
3902 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3904 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3905 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3906 * combine.c (adjust_for_new_dest): Use it.
3907 * postreload.c (reload_combine): Likewise.
3909 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3911 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3912 notes on an insn with multiple sets, even if single_set returns
3913 non-NULL for that insn.
3915 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3920 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3922 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3923 if user didn't pass it.
3924 * config/i386/darwin.h (CC1_SPEC): Likewise.
3925 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3926 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3927 -mmacosx-version-min.
3929 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 Uros Bizjak <ubizjak@gmail.com>
3932 * optabs.h (enum optab_index): Add new OTI_scalb.
3933 (scalb_optab): Define corresponding macro.
3934 * optabs.c (init_optabs): Initialize scalb_optab.
3935 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3937 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3938 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3939 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3940 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3941 flag_unsafe_math_optimizations is set.
3943 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3944 to implement scalbf, scalb and scalbl built-ins as inline x87
3947 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3948 DJ Delorie <dj@redhat.com>
3951 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3952 (diagnostic_report_diagnostic): ... here, and turn them into real
3953 errors. If warnings are inhibited, no need to do anything.
3955 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3957 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3958 better code generation.
3960 2007-02-20 Ben Elliston <bje@au.ibm.com>
3962 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3964 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3966 * config/alpha/alpha.c, config/alpha/alpha.md,
3967 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3968 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3969 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3970 config/arm/lib1funcs.asm: Follow spelling conventions.
3972 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3973 config/fr30/fr30.md, config/i386/i386.h,
3974 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3975 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3976 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3977 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3978 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3979 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3980 config/sparc/sparc.c, config/sparc/sparc.h,
3981 config/sparc/sparc.md, config/spu/constraints.md,
3982 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3985 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3988 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3991 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3993 * doc/invoke.texi (-ftree-lrs): Remove.
3995 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3997 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4000 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4002 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4003 new CALL_EXPR_FN macro for retrieving the function
4004 declaration of the input expression.
4006 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4008 * c.opt (Waddress): New.
4009 * common.opt (Walways-true): Delete.
4010 (Wstring-literal-comparison): Delete.
4011 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4012 -Wstring-literal-comparison. Add -Waddress.
4014 (Walways-true): Delete.
4015 (Wstring-literal-comparison): Delete.
4016 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4017 consistently instead of -Walways-true in example.
4018 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4019 * c-typeck.c (parser_build_binary_op): Replace
4020 -Wstring-literal-comparison and -Walways-true with -Waddress.
4021 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4024 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4026 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4027 without DECL_STRUCT_FUNCTION initialized.
4029 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4031 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4032 due to calls to functions taking pointers as parameters.
4034 2007-02-19 Richard Henderson <rth@redhat.com>
4037 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4040 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4042 * config/s390/s390.c (s390_call_saved_register_used,
4043 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4044 accessed to the new scheme.
4046 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4048 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4049 (cris_print_index, cris_print_operand, cris_print_operand_address)
4050 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4051 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4052 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4054 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4055 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4056 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4057 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4058 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4059 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4060 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4061 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4062 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4063 (uminsi3, call, call_value): Ditto.
4064 (define_split: indir_to_reg_split, unnamed): Ditto.
4066 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4068 PR tree-optimization/30975
4069 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4072 2007-02-18 Eric Christopher <echristo@gmail.com>
4074 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4075 Remove use of arglist.
4076 (mips_expand_builtin): Remove use of arglist, pass in expr.
4077 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4078 (mips_expand_builtin_movtf): Ditto.
4079 (mips_expand_builtin_compare): Ditto.
4081 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4083 * tree-sra.c (sra_build_assignment): Replace assertion
4084 checking with a comment explaining why it can't be done.
4086 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4089 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4090 during CALL_EXPR representation conversion.
4091 * tree-ssa-propagate.c (set_rhs): Likewise.
4093 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4095 * tree-sra.c (sra_build_assignment): Disable assertion checking
4098 2007-02-18 Roger Sayle <roger@eyesopen.com>
4100 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4101 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4102 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4104 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4105 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4106 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4107 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4108 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4109 force_gimple_operand): Likewise.
4110 * ipa-cp.c (constant_val_insert): Likewise.
4111 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4112 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4113 perfect_nestify): Likewise.
4114 * langhooks.c (lhd_omp_assignment): Likewise.
4115 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4116 lower_copyprivate_clauses, lower_send_clauses,
4117 lower_send_shared_vars, expand_parallel_call,
4118 expand_omp_for_generic, expand_omp_for_static_nochunk,
4119 expand_omp_for_static_chunk, expand_omp_sections,
4120 lower_omp_single_copy, lower_omp_for_lastprivate,
4121 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4122 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4123 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4126 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4128 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4129 config/sh/sh.md: Follow spelling conventions.
4131 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4132 config/frv/predicates.md: Follow spelling conventions.
4134 * config/m68k/linux-unwind.h: Fix a comment typo.
4135 * target.h: Follow spelling conventions.
4137 2007-02-18 Roger Sayle <roger@eyesopen.com>
4139 PR rtl-optimization/28173
4140 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4141 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4142 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4143 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4144 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4146 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4148 * builtins.c (fold_builtin_load_exponent): New.
4149 (fold_builtin_2): Use it.
4151 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4153 PR rtl-optimization/30773
4154 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4155 if we fail to attach a REG_EQUIV note.
4157 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4158 Roger Sayle <roger@eyesopen.com>
4160 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4162 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4164 * calls.c (initialize_argument_information): Pass original EXP
4165 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4166 code to split complex arguments here, as part of initializing the
4168 (expand_call): Remove code that builds a list of arguments and
4169 inserts implicit arguments into it. Instead, just count how many
4170 implicit arguments there will be so we can determine the size of
4171 the ARGS array, and let initialize_argument_information do the work.
4172 (split_complex_values): Delete unused function.
4174 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4176 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4178 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4180 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4181 for arg pointer based indexed addressing.
4183 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4185 * config/ia64/ia64.h, config/ia64/ia64.md,
4186 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4187 spelling conventions.
4189 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4191 * config/m68k/m68k.c (split_di): New.
4192 * config/m68k/m68k-protos.h: Declare split_di.
4193 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4194 Improve predicate handling and split constant shifts.
4196 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4198 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4199 parameter for register bitfield operations, general predicates
4202 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4204 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4205 * config/m68k/linux-unwind.h: New file.
4207 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4209 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4210 config/i386/athlon.md, config/ia64/ia64.md,
4211 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4212 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4213 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4214 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4215 tree-vect-transform.c: Fix comment typos.
4217 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4219 * sched-deps.c (find_insn_list): Remove.
4220 * sched-int.h: Remove the prototype for find_insn_list.
4222 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4224 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4226 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4227 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4228 darwin_rs6000_override_options.
4229 (C_COMMON_OVERRIDE_OPTIONS): Expect
4230 darwin_macosx_version_min to be non-NULL always.
4231 (TARGET_C99_FUNCTIONS): Likewise.
4232 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4233 (DARWIN_MINVERSION_SPEC): New.
4234 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4235 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4237 (DARWIN_MINVERSION_SPEC): New.
4238 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4240 * config/darwin-c.c (darwin_cpp_builtins): Expect
4241 darwin_macosx_version_min to be non-NULL always.
4243 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4245 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.h (x86_use_xchgb): New.
4248 (TARGET_USE_XCHGB): New macro.
4249 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4250 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4251 Split after reload into bswaphi for shifts of 8.
4252 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4253 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4254 or when optimizing for size.
4256 2007-02-16 Richard Guenther <rguenther@suse.de>
4257 Christian Bruel <christian.bruel@st.com>
4259 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4260 DECLs but prefer SSA_NAMEs over DECLs.
4262 2007-02-16 Richard Guenther <rguenther@suse.de>
4264 * tree-flow-inline.h (single_imm_use_p): Remove.
4265 (zero_imm_uses_p): Likewise.
4266 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4267 instead of single_imm_use_p.
4268 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4271 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4274 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4275 nested double- and backquotes.
4277 2007-02-15 Roger Sayle <roger@eyesopen.com>
4280 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4281 should be unreachable.
4282 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4283 For the time being redirect GIMPLE_MODIFY_STMT to the new
4284 (renamed) build_gimple_modify_stmt_stat.
4285 (build2_gimple_stat): Rename to...
4286 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4287 Always build a GIMPLE_MODIFY_STMT node.
4288 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4289 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4292 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4293 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4294 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4295 expand_complex_div_wide): Likewise.
4296 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4297 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4298 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4299 * tree-ssa-loop-manip.c (create_iv): Likewise.
4300 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4301 abs_replacement): Likewise.
4302 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4303 realify_fake_stores): Likewise.
4305 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4306 node rather than a GIMPLE_MODIFY_STMT node.
4307 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4308 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4310 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4311 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4314 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4317 * fold-const.c (fold_comparison): Add back the
4318 folding of constant complex comparisions.
4320 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4324 effects unknown to this function, return early.
4326 2007-02-15 Ian Lance Taylor <iant@google.com>
4328 * lower-subreg.c (move_eh_region_note): New static function.
4329 (resolve_simple_move): Call it.
4330 (decompose_multiword_subregs): Track blocks for which we resolve a
4331 simple move which is also a control flow insn. Pass them to
4332 find_many_sub_basic_blocks.
4333 (pass_lower_subreg): Add TODO_verify_flow.
4334 (pass_lower_subreg2): Likewise.
4336 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4337 Brooks Moses <brooks.moses@codesourcery.com>
4338 Lee Millward <lee.millward@codesourcery.com>
4340 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4341 (VL_EXP_CLASS_P): New.
4342 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4344 (TREE_OPERAND_CHECK_CODE): Likewise.
4345 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4346 (TREE_RTL_OPERAND_CHECK): Likewise.
4347 (tree_operand_check_failed): Make second parameter the whole tree
4348 instead of its code. Fixed callers.
4349 (VL_EXP_CHECK): New.
4350 (TREE_OPERAND_LENGTH): New.
4351 (VL_EXP_OPERAND_LENGTH): New.
4352 (CALL_EXPR_FN): New.
4353 (CALL_EXPR_STATIC_CHAIN): New.
4354 (CALL_EXPR_ARGS): New.
4355 (CALL_EXPR_ARG): New.
4356 (call_expr_nargs): New.
4357 (CALL_EXPR_ARGP): New.
4358 (build_nt_call_list): Declare.
4359 (build_vl_exp_stat): Declare.
4360 (build_vl_exp): New.
4361 (build_call_list): Declare.
4362 (build_call_nary): Declare.
4363 (build_call_valist): Declare.
4364 (build_call_array): Declare.
4365 (call_expr_arg): Declare.
4366 (call_expr_argp): Declare.
4367 (call_expr_arglist): Declare.
4368 (fold_build_call_list): Declare.
4369 (fold_build_call_list_initializer): Declare.
4370 (fold_call_expr): Declare to replace fold_builtin.
4371 (fold_builtin_fputs): Update to agree with modified definition.
4372 (fold_builtin_strcpy): Likewise.
4373 (fold_builtin_strncpy): Likewise.
4374 (fold_builtin_memory_chk): Likewise.
4375 (fold_builtin_stxcpy_chk): Likewise.
4376 (fold_builtin_strncpy_chk): Likewise.
4377 (fold_builtin_next_arg): Likewise.
4378 (fold_build_call_expr): Declare.
4379 (fold_builtin_call_list): Declare.
4380 (fold_builtin_call_valist): Declare.
4381 (build_call_expr): Declare.
4382 (validate_arglist): Update to agree with modified definition.
4383 (tree_operand_length): New.
4384 (call_expr_arg_iterator): New.
4385 (init_call_expr_arg_iterator): New.
4386 (next_call_expr_arg): New.
4387 (first_call_expr_arg): New.
4388 (more_call_expr_args_p): New.
4389 (FOR_EACH_CALL_EXPR_ARG): New.
4391 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4392 and tcc_gimple_stmt.
4393 (tree_code_size): Update documentation. Use sizeof (tree) rather
4394 than sizeof (char *).
4395 (tree_size): Likewise. Add case for tcc_vl_exp.
4396 (tree_node_structure): Add case for tcc_vl_exp.
4397 (contains_placeholder_p): Likewise.
4398 (substitute_in_expr): Likewise.
4399 (substitute_placeholder_in_expr): Likewise.
4400 (stabilize_reference_1): Likewise.
4401 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4402 to diagnose breakage of this interface for constructing CALL_EXPRs.
4403 (build_nt): Add similar assertion here.
4404 (build_nt_call_list): New.
4405 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4406 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4408 (get_callee_fndecl): Use new CALL_EXPR accessors.
4409 (tree_operand_check_failed): Change parameters to pass entire node
4410 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4411 (process_call_operands): New.
4412 (build_vl_exp_stat): New.
4413 (build_call_list): New.
4414 (build_call_nary): New.
4415 (build_call_valist): New.
4416 (build_call_array): New.
4417 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4418 (call_expr_arglist): New.
4420 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4421 tcc_vl_exp instead of a fixed-size tcc_expression.
4423 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4424 accessors for CALL_EXPRs.
4425 (AGGR_INIT_EXPR): Likewise.
4427 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4428 Brooks Moses <brooks.moses@codesourcery.com>
4429 Lee Millward <lee.millward@codesourcery.com>
4431 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4432 (expand_builtin_nonlocal_goto): Change parameter to be entire
4433 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4434 (expand_builtin_prefetch): Likewise.
4435 (expand_builtin_classify_type): Likewise.
4436 (mathfn_built_in): Return NULL_TREE instead of 0.
4437 (expand_errno_check): Use new CALL_EXPR accessors.
4438 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4439 Return NULL_RTX instead of 0.
4440 (expand_builtin_mathfn_2): Likewise.
4441 (expand_builtin_mathfn_3): Likewise.
4442 (expand_builtin_interclass_mathfn): Likewise.
4443 (expand_builtin_sincos): Likewise.
4444 (expand_builtin_cexpi): Likewise.
4445 (expand_builtin_int_roundingfn): Likewise.
4446 (expand_builtin_int_roundingfn_2): Likewise.
4447 (expand_builtin_pow): Likewise.
4448 (expand_builtin_powi): Likewise.
4449 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4450 of arglist, fixing callers appropriately. Use new CALL_EXPR
4451 accessors and constructors. Return NULL_RTX instead of 0.
4452 (expand_builtin_strstr): Likewise.
4453 (expand_builtin_strchr): Likewise.
4454 (expand_builtin_strrchr): Likewise.
4455 (expand_builtin_strpbrk): Likewise.
4456 (expand_builtin_memcpy): Likewise.
4457 (expand_builtin_mempcpy): Likewise.
4458 (expand_builtin_mempcpy_args): New.
4459 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4460 (expand_builtin_memmove_args): New.
4461 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4462 (expand_movstr): Likewise.
4463 (expand_builtin_strcpy): Likewise.
4464 (expand_builtin_strcpy_args): New.
4465 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4466 (expand_builtin_strncpy): Likewise.
4467 (expand_builtin_memset): Likewise.
4468 (expand_builtin_memset_args): New.
4469 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4470 (expand_builtin_memcmp): Likewise.
4471 (expand_builtin_strcmp): Likewise.
4472 (expand_builtin_strncmp): Likewise.
4473 (expand_builtin_strcat): Likewise.
4474 (expand_builtin_strncat): Likewise.
4475 (expand_builtin_strspn): Likewise.
4476 (expand_builtin_strcspn): Likewise.
4477 (expand_builtin_args_info): Likewise.
4478 (expand_builtin_va_start): Likewise.
4479 (gimplify_va_arg_expr): Likewise.
4480 (expand_builtin_va_end): Likewise.
4481 (expand_builtin_va_copy): Likewise.
4482 (expand_builtin_frame_address): Likewise.
4483 (expand_builtin_alloca): Likewise.
4484 (expand_builtin_bswap): Likewise.
4485 (expand_builtin_unop): Likewise.
4486 (expand_builtin_fputs): Likewise.
4487 (expand_builtin_expect): Likewise.
4488 (expand_builtin_fabs): Likewise.
4489 (expand_builtin_copysign): Likewise.
4490 (expand_builtin_printf): Likewise.
4491 (expand_builtin_fprintf): Likewise.
4492 (expand_builtin_sprintf): Likewise.
4493 (expand_builtin_init_trampoline): Likewise.
4494 (expand_builtin_signbit): Likewise.
4495 (expand_builtin_fork_or_exec): Likewise.
4496 (expand_builtin_sync_operation): Likewise.
4497 (expand_builtin_compare_and_swap): Likewise.
4498 (expand_builtin_lock_test_and_set): Likewise.
4499 (expand_builtin_lock_release): Likewise.
4500 (expand_builtin): Likewise.
4501 (builtin_mathfn_code): Likewise.
4503 (fold_builtin_constant_p): Pass call arguments individually instead
4504 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4505 accessors and constructors. Return NULL_TREE instead of 0.
4506 (fold_builtin_expect): Likewise.
4507 (fold_builtin_classify_type): Likewise.
4508 (fold_builtin_strlen): Likewise.
4509 (fold_builtin_nan): Likewise.
4510 (integer_valued_real_p): Likewise.
4511 (fold_trunc_transparent_mathfn): Likewise.
4512 (fold_fixed_mathfn): Likewise.
4513 (fold_builtin_cabs): Likewise.
4514 (fold_builtin_sqrt): Likewise.
4515 (fold_builtin_cbrt): Likewise.
4516 (fold_builtin_cos): Likewise.
4517 (fold_builtin_cosh): Likewise.
4518 (fold_builtin_tan): Likewise.
4519 (fold_builtin_sincos): Likewise.
4520 (fold_builtin_cexp): Likewise.
4521 (fold_builtin_trunc): Likewise.
4522 (fold_builtin_floor): Likewise.
4523 (fold_builtin_ceil): Likewise.
4524 (fold_builtin_round): Likewise.
4525 (fold_builtin_int_roundingfn): Likewise.
4526 (fold_builtin_bitop): Likewise.
4527 (fold_builtin_bswap): Likewise.
4528 (fold_builtin_logarithm): Likewise.
4529 (fold_builtin_hypot): Likewise.
4530 (fold_builtin_pow): Likewise.
4531 (fold_builtin_powi): Likewise.
4532 (fold_builtin_exponent): Likewise.
4533 (fold_builtin_memset): Likewise.
4534 (fold_builtin_bzero): Likewise.
4535 (fold_builtin_memory_op): Likewise.
4536 (fold_builtin_bcopy): Deleted; call site changed to invoke
4537 fold_builtin_memory_op directly.
4538 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4539 (fold_builtin_strncpy): Likewise.
4540 (fold_builtin_memcmp): Likewise.
4541 (fold_builtin_strcmp): Likewise.
4542 (fold_builtin_strncmp): Likewise.
4543 (fold_builtin_signbit): Likewise.
4544 (fold_builtin_copysign): Likewise.
4545 (fold_builtin_isascii): Likewise.
4546 (fold_builtin_toascii): Likewise.
4547 (fold_builtin_isdigit): Likewise.
4548 (fold_builtin_fabs): Likewise.
4549 (fold_builtin_abs): Likewise.
4550 (fold_builtin_fmin_fmax): Likewise.
4551 (fold_builtin_carg): Likewise.
4552 (fold_builtin_classify): Likewise.
4553 (fold_builtin_unordered_cmp): Likewise.
4555 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4556 New functions split out from fold_builtin_1.
4557 (fold_builtin_n): New.
4558 (fold_builtin_varargs): New.
4559 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4561 (fold_call_expr): New.
4562 (build_function_call_expr): Rewrite to use new helper function.
4563 (fold_builtin_call_list): New.
4564 (build_call_expr): New.
4565 (fold_builtin_call_valist): New.
4566 (rewrite_call_expr): New.
4567 (validate_arg): New.
4568 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4569 of an arglist. Change return type to bool. Use new CALL_EXPR
4572 (fold_builtin_strstr): Pass call arguments individually instead
4573 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4574 accessors and constructors. Return NULL_TREE instead of 0.
4575 (fold_builtin_strchr): Likewise.
4576 (fold_builtin_strrchr): Likewise.
4577 (fold_builtin_strpbrk): Likewise.
4578 (fold_builtin_strcat): Likewise.
4579 (fold_builtin_strncat): Likewise.
4580 (fold_builtin_strspn): Likewise.
4581 (fold_builtin_strcspn): Likewise.
4582 (fold_builtin_fputs): Likewise.
4583 (fold_builtin_next_arg): Likewise.
4584 (fold_builtin_sprintf): Likewise.
4586 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4587 NULL_RTX instead of 0.
4588 (expand_builtin_memory_chk): Likewise.
4589 (maybe_emit_chk_warning): Likewise.
4590 (maybe_emit_sprintf_chk_warning): Likewise.
4592 (fold_builtin_object_size): Pass call arguments individually instead
4593 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4594 accessors and constructors. Return NULL_TREE instead of 0.
4595 (fold_builtin_memory_chk): Likewise.
4596 (fold_builtin_stxcpy_chk): Likewise.
4597 (fold_builtin_strncpy_chk): Likewise.
4598 (fold_builtin_strcat_chk): Likewise.
4599 (fold_builtin_strcat_chk): Likewise.
4600 (fold_builtin_strncat_chk): Likewise.
4601 (fold_builtin_sprintf_chk): Likewise.
4602 (fold_builtin_snprintf_chk): Likewise.
4603 (fold_builtin_printf): Likewise.
4604 (fold_builtin_vprintf): Likewise.
4606 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4608 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4609 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4610 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4611 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4612 (fold_unary): Likewise.
4613 (fold_binary): Likewise.
4614 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4615 ternary expressions.
4616 (fold): Add logic for tcc_vl_exp.
4617 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4618 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4619 (fold_build3_stat): Add assertion to flag broken interface for
4620 constructing CALL_EXPRs.
4621 (fold_build_call_list): New.
4622 (fold_build_call_list_initializer): New.
4623 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4625 (fold_strip_sign_ops): Likewise.
4627 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4628 Brooks Moses <brooks.moses@codesourcery.com>
4629 Lee Millward <lee.millward@codesourcery.com>
4631 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4632 accessors and dump arguments explicitly.
4634 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4636 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4638 (print_call_name): Use new CALL_EXPR accessors.
4640 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4641 CALL_EXPR arguments explicitly instead of as a list. Use
4642 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4644 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4645 (vrp_visit_stmt): Likewise.
4647 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4648 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4650 (force_move_till_expr): Likewise.
4652 * targhooks.c (default_external_stack_protect_fail): Use
4653 build_call_expr instead of build_function_call_expr.
4654 (default_hidden_stack_protect_fail): Likewise.
4656 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4659 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4660 and walk arguments explicitly.
4662 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4663 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4664 (expand_simple_operations): Likewise.
4665 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4667 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4668 of TREE_CODE_LENGTH.
4669 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4671 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4672 instead of TREE_CODE_LENGTH.
4674 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4675 (tree_ic_transform): Likewise.
4676 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4677 parameter instead of arglist. Fix callers.
4678 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4679 (tree_stringops_transform): Likewise.
4680 (tree_indirect_call_to_profile): Likewise.
4681 (tree_stringops_values_to_profile): Likewise.
4683 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4684 (eliminate_tail_call): Likewise.
4686 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4688 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4689 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4691 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4693 * omp-low.c (build_omp_barrier): Use build_call_expr.
4694 (lower_rec_input_clauses): Likewise.
4695 (lower_reduction_clauses): Likewise.
4696 (expand_parallel_call): Likewise.
4697 (maybe_catch_exception): Likewise.
4698 (expand_omp_for_generic): Likewise.
4699 (expand_omp_for_static_nochunk): Likewise.
4700 (expand_omp_sections): Likewise.
4701 (lower_omp_single_simple): Likewise.
4702 (lower_omp_single_copy): Likewise.
4703 (lower_omp_master): Likewise.
4704 (lower_omp_ordered): Likewise.
4705 (lower_omp_critical): Likewise.
4707 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4708 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4710 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4711 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4712 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4714 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4715 and generalize to handle any number of operands.
4716 (chrec_contains_undetermined): Likewise.
4717 (tree_contains_chrecs): Likewise.
4718 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4720 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4722 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4723 fold_call_expr instead of fold_builtin.
4724 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4725 match declarations there.
4726 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4729 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4730 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4732 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4733 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4735 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4738 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4739 (execute_cse_sincos): Use new CALL_EXPR accessors.
4741 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4743 * gimple-low.c (lower_function_body): Use build_call_expr.
4744 (lower_builtin_setjmp): Likewise.
4746 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4747 (set_storage_via_libcall): Likewise.
4748 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4749 instead of TREE_CODE_LENGTH.
4750 (expand_expr_real_1): Use new CALL_EXPR accessors.
4752 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4753 generalize to handle any number of operands.
4754 (TB_parent_eq): Likewise.
4756 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4757 (strip_builtin_expect): Likewise.
4759 * function.c (gimplify_parameters): Use build_call_expr.
4761 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4762 instead of TREE_CODE_LENGTH.
4764 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4765 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4767 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4770 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4771 (gimplify_decl_expr): Likewise.
4772 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4773 Use new CALL_EXPR iterators.
4774 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4775 (gimplify_modify_expr_to_memset): Likewise.
4776 (gimplify_variable_sized_compare): Likewise.
4777 (gimplify_omp_atomic_fetch_op): Likewise.
4778 (gimplify_omp_atomic_pipeline): Likewise.
4779 (gimplify_omp_atomic_mutex): Likewise.
4780 (gimplify_function_tree): Likewise.
4782 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4783 (call_expr_flags): Likewise.
4784 (expand_call): Likewise.
4786 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4787 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4790 * coverage.c (create_coverage): Use build_call_expr.
4792 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4793 (temp_call_expr_obstack): New.
4794 (pool_copy_list): Delete.
4795 (temp_copy_call_expr): New.
4796 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4797 CALL_EXPR accessors. Get rid of special goo for copying argument
4798 lists and use temp_copy_call_expr instead.
4799 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4800 CALL_EXPR accessors.
4801 (create_expression_by_pieces): Likewise. Use build_call_array
4802 to construct the result instead of fold_build3.
4803 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4804 dealing with argument lists.
4805 (init_pre): Remove references to expression_node_pool and
4806 list_node_pool. Init temp_call_expr_obstack instead.
4807 (fini_pre): Remove references to expression_node_pool and
4810 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4811 and walk arguments explicitly instead of as a list.
4813 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4814 (mx_register_decls): Likewise.
4815 (mudflap_register_call): Likewise.
4816 (mudflap_finish_file): Likewise.
4818 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4819 (ipa_callsite_compute_param): Likewise.
4821 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4822 accessors and constructor.
4824 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4825 accessors and constructor.
4826 (convert_tramp_reference): Likewise.
4827 (convert_call_expr): Likewise.
4828 (finalize_nesting_tree_1): Likewise.
4830 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4833 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4835 * tree-inline.c (initialize_inlined_parameters): Pass entire
4836 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4838 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4839 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4841 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4842 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4843 (vectorizable_reduction): Likewise.
4844 (vectorizable_call): Use new CALL_EXPR iterators.
4845 (vectorizable_conversion): Use build_call_expr.
4846 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4847 (vect_gen_widened_results_half): Use build_call_expr.
4848 (vect_setup_realignment): Likewise.
4849 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4851 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4852 (pass_through_call): Likewise.
4853 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4856 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4857 (tree_gen_pow2_profiler): Likewise.
4858 (tree_gen_one_value_profiler): Likewise.
4859 (tree_gen_ic_func_profiler): Likewise.
4860 (tree_gen_average_profiler): Likewise.
4861 (tree_gen_ior_profiler): Likewise.
4863 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4864 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4865 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4867 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4868 of TREE_CODE_LENGTH.
4870 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4871 of TREE_CODE_LENGTH.
4873 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4875 (convert_to_integer): Likewise.
4877 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4880 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4881 Brooks Moses <brooks.moses@codesourcery.com>
4882 Lee Millward <lee.millward@codesourcery.com>
4884 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4886 * config/frv/frv.c (frv_expand_builtin): Likewise.
4887 * config/s390/s390.c (s390_expand_builtin): Likewise.
4889 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4890 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4892 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4893 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4894 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4895 (ix86_expand_store_builtin): Likewise.
4896 (ix86_expand_unop_builtin): Likewise.
4897 (ix86_expand_unop1_builtin): Likewise.
4898 (ix86_expand_sse_compare): Likewise.
4899 (ix86_expand_sse_comi): Likewise.
4900 (ix86_expand_vec_init_builtin): Likewise.
4901 (ix86_expand_vec_ext_builtin): Likewise.
4902 (ix86_expand_vec_set_builtin): Likewise.
4903 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4905 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4906 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4908 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4909 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4910 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4912 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4914 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4915 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4916 arglist. Use new CALL_EXPR accessors. Fix callers.
4917 (altivec_expand_abs_builtin): Likewise.
4918 (rs6000_expand_binop_builtin): Likewise.
4919 (altivec_expand_predicate_builtin): Likewise.
4920 (altivec_expand_lv_builtin): Likewise.
4921 (spe_expand_stv_builtin): Likewise.
4922 (altivec_expand_stv_builtin): Likewise.
4923 (rs6000_expand_ternop_builtin): Likewise.
4924 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4925 (altivec_expand_st_builtin): Likewise.
4926 (altivec_expand_dst_builtin): Likewise.
4927 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4928 arglist. Use new CALL_EXPR accessors. Fix callers.
4929 (altivec_expand_vec_set_builtin): Likewise.
4930 (altivec_expand_vec_ext_builtin): Likewise.
4931 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4932 (spe_expand_builtin): Likewise.
4933 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4934 arglist. Use new CALL_EXPR accessors. Fix callers.
4935 (spe_expand_evsel_builtin): Likewise.
4936 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4937 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4939 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4940 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4941 (arm_expand_unop_builtin): Likewise.
4942 (arm_expand_builtin): Use new CALL_EXPR accessors.
4944 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4947 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4948 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4949 (bfin_expand_unop_builtin): Likewise.
4950 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4952 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4953 Brooks Moses <brooks.moses@codesourcery.com>
4954 Lee Millward <lee.millward@codesourcery.com>
4956 * c-semantics.c (build_stmt): Add internal diagnostic check.
4958 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4959 accessors. Print arguments explicitly instead of as a list.
4961 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4963 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4964 (c_finish_omp_flish): Likewise.
4966 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4967 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4968 instead of TREE_CODE_LENGTH.
4969 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4970 (c_warn_unused_result): Likewise.
4972 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4975 * doc/invoke.texi (Warning Options): Remove
4976 -Werror-implicit-function-declaration.
4977 (Wimplicit-function-declaration): Update description.
4978 * opts.c (common_handle_option): Move handling of -Werror=* to...
4979 (enable_warning_as_error): ...here.
4980 * opts.h (enable_warning_as_error): Declare.
4981 * c-decl.c (implicit_decl_warning): Unless
4982 -Wno-implicit-function-declaration is given, emit a pedwarn if
4983 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4984 * c.opt (Wimplicit-function-declaration): Replace
4985 mesg_implicit_function_declaration with
4986 warn_implicit_function_declaration.
4987 * c-opts.c (c_common_handle_option):
4988 -Werror-implicit-function-declaration is exactly equal as
4989 -Werror=implicit-function-declaration.
4990 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4991 warn_implicit_function_declaration.
4992 (c_common_post_options): -Wimplict-function-declaration is enabled
4993 by default by -std=c99, otherwise is disabled by default.
4994 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4996 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4998 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4999 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5000 former is ignored but not the latter.
5002 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5004 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5005 is made and the reference doesn't use the alias set of its type,
5006 do not create the temporary using that type.
5008 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5010 * jump.c: Remove prototypes for delete_computation and
5011 delete_prior_computation.
5013 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5015 * jump.c (get_label_after): Delete.
5016 (get_label_before, delete_computation, delete_jump,
5017 delete_prior_computation, follow_jumps): Move...
5018 * reorg.c (delete_computation, delete_prior_computation): ... here...
5019 (get_label_before, delete_jump): ... making these static ...
5020 (follow_jumps): ... and simplifying this since it only runs after
5022 * rtl.h (get_label_after, get_label_before, delete_jump,
5023 follow_jumps): Delete prototypes.
5025 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5027 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5029 2007-02-15 Nick Clifton <nickc@redhat.com>
5031 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5032 order to prevent it from being munged by the target.
5034 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386.md: Remove misleading comment.
5038 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5040 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5041 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5044 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5046 * tree-sra.c (instantiate_missing_elements): Canonicalize
5048 (sra_build_assignment): New.
5049 (generate_copy_inout, generate_element_copy,
5050 generate_element_zero, generate_one_element_init): Use it.
5052 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5054 * tree-sra.c (instantiate_missing_elements): Canonicalize
5056 (sra_build_assignment): New.
5057 (generate_copy_inout, generate_element_copy,
5058 generate_element_zero, generate_one_element_init): Use it.
5060 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5062 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5065 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5067 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5068 types as aggregates not scalars.
5069 * function.c (assign_stack_temp_for_type): Likewise.
5071 2007-02-14 Roger Sayle <roger@eyesopen.com>
5072 Zdenek Dvorak <dvorakz@suse.cz>
5074 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5077 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5079 * passes.c (next_pass_1): Clear the next field of the copied
5082 2007-02-14 Richard Henderson <rth@redhat.com>
5084 * tree-sra.c (early_sra): New.
5085 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5086 (tree_sra_early, pass_sra_early): New.
5087 * tree-pass.h (pass_sra_early): Declare.
5088 * passes.c (init_optimization_passes): Use it.
5090 2007-02-14 Richard Guenther <rguenther@suse.de>
5092 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5094 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5096 PR tree-optimization/30771
5097 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5099 (vect_analyze_operations): Induction phis can now be marked as
5101 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5102 Update documentation accordingly.
5104 2007-02-14 Nick Clifton <nickc@redhat.com>
5106 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5107 most 3 arguments are supported.
5108 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5110 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5112 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5113 Ensure dst->current is valid.
5115 2007-02-13 Paul Brook <paul@codesourcery.com>
5117 * config.gcc: Add arm*-*-uclinux-*eabi.
5118 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5119 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5120 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5121 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5122 (LINK_SPEC): Define.
5124 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5126 * config/arm/uclinux-eabi.h: New file.
5127 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5128 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5131 2007-02-13 Ian Lance Taylor <iant@google.com>
5133 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5134 * flags.h (warn_strict_overflow): Declare.
5135 (enum warn_strict_overflow_code): Define.
5136 (issue_strict_overflow_warning): New static inline function.
5137 * opts.c (warn_strict_overflow): New variable.
5138 (common_handle_option): Handle OPT_Wstrict_overflow and
5139 OPT_Wstrict_overflow_.
5140 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5142 * fold-const.c: Include intl.h.
5143 (fold_deferring_overflow_warnings): New static variable.
5144 (fold_deferred_overflow_warning): New static variable.
5145 (fold_deferred_overflow_code): New static variable.
5146 (fold_defer_overflow_warnings): New function.
5147 (fold_undefer_overflow_warnings): New function.
5148 (fold_undefer_and_ignore_overflow_warnings): New function.
5149 (fold_deferring_overflow_warnings_p): New function.
5150 (fold_overflow_warning): New static function.
5151 (make_range): Add strict_overflow_p parameter. Change all
5153 (extract_muldiv, extract_muldiv_1): Likewise.
5154 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5155 tree_expr_nonnegative_p.
5156 (fold_negate_expr): Call fold_overflow_warning.
5157 (fold_range_test): Likewise.
5158 (fold_comparison): Likewise.
5159 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5160 instead of tree_expr_nonnegative_p.
5161 (tree_expr_nonnegative_warnv_p): Rename from
5162 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5163 (tree_expr_nonnegative_p): New function.
5164 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5165 strict_overflow_p parameter.
5166 (tree_expr_nonzero_p): New function.
5167 * passes.c (verify_interpass_invariants): New static function.
5168 (execute_one_pass): Call it.
5169 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5171 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5172 (estimate_numbers_of_iterations): Likewise.
5173 (scev_probably_wraps_p): Likewise.
5174 * tree-ssa-ccp.c: Include "toplev.h".
5175 (evaluate_stmt): Defer fold overflow warnings until we know we are
5177 (struct fold_stmt_r_data): Add stmt field.
5178 (fold_stmt_r): Defer fold overflow warnings until we know we
5180 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5181 (fold_stmt_inplace): Likewise.
5182 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5183 (cleanup_control_expr_graph): Defer fold overflow warnings until
5184 we know we are going to optimize.
5185 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5186 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5188 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5189 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5190 * tree-ssa-loop-manip.c (create_iv): Likewise.
5191 * c-typeck.c (build_conditional_expr): Likewise.
5192 (build_binary_op): Likewise.
5193 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5194 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5195 (extract_range_from_unary_expr): Likewise.
5196 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5197 assuming that signed overflow does not occur.
5198 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5199 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5200 (fold_defer_overflow_warnings): Declare.
5201 (fold_undefer_overflow_warnings): Declare.
5202 (fold_undefer_and_ignore_overflow_warnings): Declare.
5203 (fold_deferring_overflow_warnings_p): Declare.
5204 (tree_expr_nonzero_warnv_p): Declare.
5205 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5207 (Warning Options): Document -Wstrict-overflow.
5208 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5209 (tree-ssa-ccp.o): Likewise.
5210 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5211 (fold-const.o): Depend on intl.h.
5213 2007-02-13 Ian Lance Taylor <iant@google.com>
5216 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5219 2007-02-13 Stuart Hastings <stuart@apple.com>
5221 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5223 2007-02-13 Richard Henderson <rth@redhat.com>
5225 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5226 handled_component_p before looking for the indirect_ref.
5228 2007-02-13 Richard Henderson <rth@redhat.com>
5230 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5231 remove flags clobber.
5232 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5233 (bswaphi_lowpart): New.
5234 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5235 remove TARGET_BSWAP test. Delete expander of the same name.
5237 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5238 (expand_unop): Use them.
5240 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5243 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5244 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5245 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5246 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5247 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5248 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5249 assembler dialect choice from asm templates.
5251 2007-02-12 Richard Henderson <rth@redhat.com>
5253 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5254 (fixuns_trunc<SSEMODEF>si2): Use it.
5255 * config/i386/sse.md (vec_setv4sf_0): Export.
5256 * config/i386/i386.c (ix86_build_const_vector): Export.
5257 (ix86_split_convert_uns_si_sse): Rename from
5258 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5259 * config/i386/i386-protos.h: Update.
5261 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5264 * c-typeck.c (c_finish_return): Improve warning message.
5266 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5268 * alias.c (find_symbolic_term): Delete unused function.
5270 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5272 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5273 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5274 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5276 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5278 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5279 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5280 the function, temporarily point the debug interface to the null one.
5282 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5284 * dwarf2out.c (round_up_to_align): New static function.
5285 (field_byte_offset): Use it to round the offset.
5287 2007-02-12 Richard Henderson <rth@redhat.com>
5289 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5290 (inswl_const): Export.
5292 2007-02-12 Richard Henderson <rth@redhat.com>
5294 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5295 result mode of the libcall, convert back to outmode.
5297 2007-02-12 Roger Sayle <roger@eyesopen.com>
5299 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5300 (bswapdi2): New define_expand to implement 32-bit implementation.
5302 2007-02-12 Nick Clifton <nickc@redhat.com>
5304 * doc/invoke.texi (Overall Options): Document --help=.
5305 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5306 (cc1_options): Pass --help= on to cc1.
5307 (display_help): Add description of --help=.
5308 (process_command): Add code to handle --help=. Allow translated
5309 --help and --target-help switches to be passed on to compiler
5311 (main): Remove unused if statement.
5312 * opts.c (columns): Remove.
5313 (LEFT_COLUMN): Define.
5314 (wrap_help): Add columns argument.
5315 (print_filtered_help): Change parameters to be an include bitmask,
5316 an exclude bitmask, an any bitmask and the column width. Move the
5317 code to display the params list here. Add code to display the
5318 status of options rather than their descriptions if the quiet flag
5320 (print_specific_help): Change parameters to be an include bitmask,
5321 an exclude bitmask and an any bitmask. Move code to look up the
5322 column width here. Decide upon the title for an options listing.
5323 (common_handle_options): Add code to handle --help=. Adapt code
5324 for --help and --target-help to use the revised form of the
5325 print_specific_help function.
5326 (print_help): Delete.
5327 (print_param_help): Delete.
5328 (print_switch): Delete.
5329 * opts.h (cl_lang_count): Add prototype.
5330 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5331 CL_MAX_OPTION_CLASS): New defines.
5332 * optc-gen.awk: Add construction of cl_lang_count.
5333 * c.opt: Add Warning attribute to warning options and Optimization
5334 attribute to optimization options.
5335 * common.opt: Likewise.
5337 Add -fhelp and -ftarget-help as aliases for the transformed --help
5338 and --target-help options.
5339 * opt-functions.awk: Add code to handle Warning and Optimization
5342 2007-02-12 Richard Henderson <rth@redhat.com>
5344 * config/alpha/constraints.md: New file.
5345 * config/alpha/alpha.c: Include tm-constrs.h.
5346 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5347 alpha_extra_constraint): Remove.
5348 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5349 * config/alpha/alpha-protos.h: Update.
5350 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5351 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5352 (EXTRA_CONSTRAINT): Remove.
5353 * config/alpha/alpha.md: Include constraints.md.
5354 (adddi splitter): Use satisfies_constraint_*.
5355 * config/alpha/predicates.md (add_operand): Likewise.
5356 (sext_add_operand, addition_operation): Likewise.
5358 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5360 PR tree-optimization/29145
5361 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5362 in our handling of restrict qualified pointers.
5364 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5367 * doc/invoke.texi (Wunused-value): Update description.
5368 (Wextra): Delete item.
5369 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5370 value of Wunused-value.
5371 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5372 (c_finish_stmt_expr): Don't check extra_warnings.
5373 (emit_side_effect_warnings): The caller is responsible to check
5376 2007-02-11 Roger Sayle <roger@eyesopen.com>
5377 Matt Thomas <matt@3am-software.com>
5379 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5381 2007-02-11 Roger Sayle <roger@eyesopen.com>
5383 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5384 comparisons of POPCOUNT against zero.
5385 (simplify_const_relational_operation): Likewise.
5387 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5389 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5391 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5393 * dwarf2out.c (root_type): Delete unused function.
5395 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5397 * genattrtab.c (contained_in_p): Delete unused function.
5398 (write_expr_attr_cache): Likewise.
5400 2007-02-11 Jan Hubicka <jh@suse.cz>
5402 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5405 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5407 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5408 to add the REG_EQ* note.
5409 * see.c (see_merge_one_use_extension): Likewise.
5410 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5411 turn REG_EQUAL notes into REG_EQUIV notes if the target
5412 register may have more than one set.
5413 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5414 * gcse.c (try_replace_reg): Likewise.
5415 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5416 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5417 more than one REG_EQUIV note.
5418 * reload1.c (gen_reload): Use set_unique_reg_note.
5420 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5423 (ix86_builtin_conversion): New function.
5425 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5428 * tree.h (DECL_REPLACEABLE_P): New macro.
5429 * except.c (set_nothrow_function_flags): Likewise.
5431 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5432 Ira Rosen <irar@il.ibm.com>
5433 Dorit Nuzman <dorit@il.ibm.com>
5435 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5436 * targhooks.c (default_builtin_vectorized_conversion): New.
5437 * targhooks.h (default_builtin_vectorized_function): New declaration.
5438 * target.h (struct vectorize): Add builtin_conversion field.
5439 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5440 stmt_vec_info_type value.
5441 (vectorizable_conversion): New declaration.
5442 * tree-vect-analyze.c (vect_analyze_operations): Add
5443 vectorizable_conversion call.
5444 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5445 * tree-vect-transform.c (vectorizable_conversion): New function.
5446 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5447 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5449 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5450 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5451 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5452 or ALTIVEC_BUILTIN_VCFSX.
5454 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5457 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5458 CONST_DOUBLE and operand 0 is a hard register.
5459 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5460 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5461 is a hard floating-point register.
5463 2007-02-10 Richard Henderson <rth@redhat.com>
5464 Jakub Jelinek <jakub@redhat.com>
5465 Alexandre Oliva <aoliva@redhat.com>
5467 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5468 * builtin-types.def (BT_WORD): Make unsigned.
5469 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5470 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5471 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5472 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5473 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5474 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5476 * expr.c (emutls_var_address): New.
5477 (expand_expr_real_1): Expand emulated tls.
5478 (expand_expr_addr_expr_1): Likewise.
5479 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5480 * output.h (emutls_finish): Declare.
5481 * toplev.c (compile_file): Call it.
5482 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5483 address before wrapping in CONST.
5484 * varasm.c (emutls_htab, emutls_object_type): New.
5485 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5486 (get_emutls_object_name, get_emutls_object_type): New.
5487 (get_emutls_init_templ_addr, emutls_decl): New.
5488 (emutls_common_1, emutls_finish): New.
5489 (assemble_variable): When emulating tls, swap decls; generate
5490 constructor for the emutls objects.
5491 (do_assemble_alias): When emulating tls, swap decl and target name.
5492 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5494 * varpool.c (decide_is_variable_needed): Look at force_output.
5495 Recurse for emulated tls.
5496 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5497 with decide_is_variable_needed.
5498 * emutls.c: New file.
5499 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5500 tls_object for real tls.
5502 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5504 PR rtl-optimization/29599
5505 * reload1.c (eliminate_regs_in_insn): Take the destination
5506 mode into account when computing the offset.
5508 2007-02-09 Stuart Hastings <stuart@apple.com>
5509 Richard Henderson <rth@redhat.com>
5511 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5512 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5513 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5514 fixuns_truncdfhi2): New.
5515 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5516 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5517 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5518 (floatunssidf2): Allow nonimmediate source.
5519 * gcc/config/i386/sse.md (movdi_to_sse): New.
5520 (vec_concatv2di): Drop '*'.
5521 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5522 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5523 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5525 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5526 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5527 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5528 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5529 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5530 ix86_build_const_vector.
5531 (x86_emit_floatuns): Rewrite.
5533 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5535 * genautomata.c (longest_path_length): Delete unused function.
5536 (struct state): Delete unused longest_path_length.
5537 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5538 (get_free_state): Delete unused.
5540 2007-02-09 Jan Hubicka <jh@suse.cz>
5542 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5543 * doc/invoke.texi (inline-unit-growth): Update default value.
5545 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5546 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5547 (rebuild_cgraph_edges): Likewise.
5548 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5549 (dump_cgraph_node): Dump frequencies.
5550 (cgraph_clone_edge): Add frequency scales.
5551 (cgraph_clone_node): Add freuqnecy.
5552 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5553 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5554 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5555 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5556 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5557 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5558 (save_inline_function_body): Likewise.
5559 * ipa-inline.c: inluce rtl.h
5560 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5561 (cgraph_edge_badness): Use frequencies.
5562 (cgraph_decide_recursive_inlining): Update clonning.
5563 (cgraph_decide_inlining_of_small_function): Dump frequency.
5564 * predict.c (estimate_bb_frequencies): Export.
5565 * predict.h (estimate_bb_frequencies): Declare.
5566 * tree-inline.c (copy_bb): Watch overflows.
5567 (expand_call_inline): Update call of cgraph_create_edge.
5568 (optimize_inline_calls): Use TODO flags to update frequnecies.
5569 * passes.h: Include predict.h
5570 (init_optimization_passes): Move profile ahead.
5571 (execute_function_todo): Handle TODO_rebuild_frequencies.
5573 2007-02-09 Roger Sayle <roger@eyesopen.com>
5575 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5576 the insbl or inswl pattern into a register.
5578 2007-02-09 Roger Sayle <roger@eyesopen.com>
5580 * config/ia64/ia64.md (bswapdi2): New define_insn.
5582 2007-02-09 Richard Henderson <rth@redhat.com>
5584 * config/i386/constraints.md (Ym): New constraint.
5585 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5586 (movdi_1_rex64): Split sse and xmm general register moves from
5587 memory move alternatives. Use conditional register constraints.
5588 (movsf_1, movdf_integer): Likewise.
5589 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5590 (movdf_integer_rex64): New.
5591 (pushsf_rex64): Fix output constraints.
5592 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5593 (sse2_stored): Likewise.
5594 (sse2_storeq_rex64): New.
5595 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5596 amd and not generic.
5597 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5598 for optimize_size. Remove SF/DFmode hack.
5600 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5602 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5605 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5606 Richard Sandiford <richard@codesourcery.com>
5608 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5609 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5610 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5611 m68k/t-mlib to tmake_file.
5612 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5613 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5614 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5615 Allow it to be cf or m68k. Set m68k_arch_family. If that
5616 variable is not empty, add t-$m68k_arch_family to tmake_file.
5617 Add t-mlibs to tmake_file.
5618 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5619 * config/m68k/t-cf: New file.
5620 * config/m68k/t-m68k: Likewise.
5621 * config/m68k/t-mlibs: Likewise.
5622 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5623 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5624 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5625 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5626 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5628 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5629 (INSTALL_LIBGCC): Delete.
5630 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5631 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5632 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5633 (M68K_MLIB_CPU): Define.
5634 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5635 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5636 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5638 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5639 Richard Guenther <rguenther@suse.de>
5642 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5643 against INT_MIN/INT_MAX.
5644 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5645 file if a loop is removed.
5647 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5649 * calls.c (store_one_arg): Pass correct alignment to
5650 emit_push_insn for non-BLKmode values.
5651 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5652 unaligned stack slot via a suitably aligned slot.
5654 2007-02-08 DJ Delorie <dj@redhat.com>
5656 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5658 (legal_subregs): Use unsigned char, make const.
5659 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5661 2007-02-08 Paul Brook <paul@codesourcery.com>
5663 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5664 special interworking needed.
5666 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5668 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5669 conditional to __SSE2__.
5670 (Entries below should have been added to first ChangeLog
5671 entry for amdfam10 dated 2007-02-05)
5672 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5674 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5676 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5679 2007-02-08 DJ Delorie <dj@redhat.com>
5681 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5682 * config/m32c/m32c.c (legal_subregs): New.
5683 (m32c_illegal_subreg_p): New.
5684 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5685 unsupported subregs of hard regs.
5687 2007-02-08 Jan Hubicka <jh@suse.cz>
5689 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5690 the same one; always update histograms.
5692 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5694 * passes.c (init_optimization_passes): Tidy comment.
5696 2007-02-08 Roger Sayle <roger@eyesopen.com>
5698 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5699 strip zero_extend, bswap and rotates from POCOUNT's argument.
5700 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5701 zero_extend and rotates from PARITY's argument.
5702 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5703 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5704 of an integer constant at compile-time.
5706 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5709 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5711 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5714 * tree-ssa-live.c (remove_unused_locals): Do not remove
5715 TREE_ADDRESSABLE variables.
5716 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5717 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5718 FOR_CLOBBER. Update all users.
5719 If VAR has an associated alias set, add a virtual operand for
5720 it if no alias is found to conflict with the memory reference.
5722 2007-02-07 Jan Hubicka <jh@suse.cz>
5723 Robert Kidd <rkidd@crhc.uiuc.edu>
5725 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5727 2007-02-07 Ian Lance Taylor <iant@google.com>
5729 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5731 2007-02-07 Roger Sayle <roger@eyesopen.com>
5733 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5734 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5735 tablejumpdi, movsi_to_cr_one): Remove constraints from
5736 define_expand's match_operands.
5738 2007-02-07 Roger Sayle <roger@eyesopen.com>
5740 * global.c (compute_regsets): Move declatation of "i" inside of
5741 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5743 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5746 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5747 of INDIRECT_REF <RESULT_DECL>.
5749 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5751 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5752 Kaz Kojima <kkojima@gcc.gnu.org>
5755 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5757 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5759 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5761 * doc/loop.texi: Document possibility not to perform disambiguation
5762 of loops with multiple latches.
5763 * cfgloopmanip.c (alp_enum_p): Removed.
5764 (add_loop): Handle subloops. Use get_loop_body_with_size.
5765 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5766 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5767 the new forwarder block.
5768 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5769 Handle the case latch is NULL.
5770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5771 when marking loop exits.
5772 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5774 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5775 disambiguate_loops_with_multiple_latches.
5776 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5777 before fix_loop_structure.
5778 * cfgloop.c: Include pointer-set.h and output.h.
5779 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5780 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5781 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5782 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5783 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5784 disambiguate_multiple_latches, get_loop_body_with_size,
5785 disambiguate_loops_with_multiple_latches): New functions.
5786 (flow_loop_dump): Dump multiple latch edges.
5787 (flow_loop_nodes_find): Handle loops with multiple latches.
5788 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5789 (glb_enum_p): Modified.
5790 (get_loop_body): Use get_loop_body_with_size.
5791 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5792 (AVOID_CFG_MODIFICATIONS): New constant.
5793 (disambiguate_loops_with_multiple_latches, add_loop,
5794 get_loop_body_with_size): Declare.
5795 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5797 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5800 * global.c (compute_regsets): New function.
5801 (global_alloc): Refactored ELIMINABLE_REGSET
5802 and NO_GLOBAL_ALLOC_REGS computation out.
5803 (rest_of_handle_global_alloc): Call compute_regsets()
5804 for non-optimizing case.
5806 2007-02-06 Richard Henderson <rth@redhat.com>
5808 * config/i386/constraints.md (Y2): Rename from Y.
5809 (Yi): New constraint.
5810 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5811 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5812 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5813 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5814 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5815 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5816 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5817 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5818 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5819 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5820 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5821 vec_extractv2si_1): Change Y constraints to Y2.
5822 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5823 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5824 Change Y constraints to Y2.
5825 (sse2_loadld): Change Y constraints to x.
5827 2007-02-06 Roger Sayle <roger@eyesopen.com>
5829 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5830 (parity<mode>2): New define_expand using rs6000_emit_parity.
5831 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5832 rs6000_emit_parity): New functions.
5833 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5834 rs6000_emit_parity): Prototype here.
5836 2007-02-06 Ian Lance Taylor <iant@google.com>
5838 * lower-subreg.c (simple_move_operand): Reject CONST.
5839 (resolve_clobber): Call validate_change rather than directly
5840 assigning to XEXP (pat, 0).
5842 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5844 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5845 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5846 (tree-cfg.o): Remove hashtab.h dependency.
5848 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5849 (struct ivopts_data): Change niters to pointer_map_t.
5850 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5851 (niter_for_exit): Create pointer_map on demand. Change for
5853 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5854 (free_loop_data): Destroy data->niters if created and reset field.
5855 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5856 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5858 * tree-ssa-reassoc.c: Include pointer-set.h.
5859 (bb_rank): Change to long *.
5860 (operand_rank): Change to pointer_map_t.
5861 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5862 (insert_operand_rank): Accept long.
5863 (operand_entry_hash, operand_entry_eq): Remove.
5864 (get_rank): Return long. Adjust for changes above.
5865 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5867 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5869 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5870 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5871 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5873 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5874 directly since it cannot be NULL.
5875 (get_vi_for_tree): Rewrite for pointer_map API.
5876 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5877 (init_alias_vars): Create vi_for_tree as pointer_map.
5878 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5880 * tree-cfg.c: Don't include hashtab.h.
5881 (edge_to_cases): Declare as pointer_map.
5882 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5884 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5885 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5886 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5888 (record_switch_edge): Delete.
5889 (get_cases_for_edge): Adjust for pointer_map API, inline
5890 record_switch_edge (rewritten for new API), remove goto.
5892 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5894 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5895 * tree-nested.c: Include pointer-set.h.
5896 (var_map_elt, var_map_eq, var_map_hash): Delete.
5897 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5899 (nesting_info_bitmap_obstack): New.
5900 (lookup_field_for_decl): Adjust for pointer_map API.
5901 (lookup_tramp_for_decl): Adjust for pointer_map API.
5902 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5903 (get_local_debug_decl): Adjust for pointer_map API.
5904 (convert_nl_goto_reference): Adjust for pointer_map API.
5905 (convert_nl_goto_receiver): Adjust for pointer_map API.
5906 (create_nesting_tree): Create outside GGC space. Create bitmap on
5907 the new obstack. Create field_map and var_map as pointer_maps.
5908 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5910 (lower_nested_functions): Move root here, no need to NULL it.
5911 Initialize and release the obstack.
5913 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5915 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5916 Remove prototypes and make them non-static.
5917 (struct tree_int_map): Remove.
5918 * tree.h (struct tree_int_map): Move here, turning TO into an
5920 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5922 * tree.h (TREE_COMPLEXITY): Remove.
5923 (struct tree_exp): Remove complexity field.
5924 * tree.c (build1_stat): Don't set it.
5926 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5927 Victor Kaplansky <victork@il.ibm.com>
5929 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5930 (vect_is_simple_reduction): Support reduction with induction as
5931 one of the operands.
5932 (vect_is_simple_iv_evolution): Fix formatting.
5933 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5934 formatting. Don't mark induction phis for vectorization.
5935 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5936 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5937 (vect_get_vec_def_for_operand): Support induction.
5938 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5940 (vectorizable_reduction): Support reduction with induction as one of
5942 (vectorizable_type_demotion): Use def-type of stmt argument rather
5943 than dummy def-type.
5945 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5946 flag_tree_scev_cprop.
5947 * common.opt (tree-scev-cprop): New flag.
5949 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5950 call to vect_get_new_vect_var.
5952 2007-02-06 Ira Rosen <irar@il.ibm.com>
5954 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5955 vectype is not NULL.
5956 (vect_pattern_recog_1): Likewise.
5958 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5960 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5961 (fold_negate_expr): Likewise.
5963 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5966 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5967 even if cv-qualification is the same.
5969 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5971 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5972 __enable_execute_stack on completion.
5974 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5976 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5977 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5978 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5979 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5980 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5981 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5982 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5983 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5985 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5987 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5988 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5989 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5990 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5991 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5992 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5993 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5994 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5995 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5996 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5997 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5998 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5999 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6000 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6001 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6002 sqrtextenddfxf2_i387): Added amdfam10_decode.
6004 * config/i386/athlon.md (athlon_idirect_amdfam10,
6005 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6006 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6007 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6008 athlon_ivector_store_amdfam10): New define_insn_reservation.
6009 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6012 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6014 * config/i386/athlon.md (athlon_call_amdfam10,
6015 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6016 define_insn_reservation.
6017 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6018 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6019 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6021 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6023 * config/i386/athlon.md (athlon_sseld_amdfam10,
6024 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6025 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6027 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6029 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6030 define_insn_reservation.
6031 * config/i386/i386.md (sseins): Added sseins to define_attr type
6032 and define_attr unit.
6033 * config/i386/sse.md: Set type attribute to sseins for insertq
6036 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6038 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6039 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6040 ssecomi_load_amdfam10, ssecomi_amdfam10,
6041 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6042 define_insn_reservation.
6043 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6045 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6047 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6048 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6049 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6050 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6051 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6052 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6053 define_insn_reservation.
6055 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6056 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6057 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6058 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6059 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6061 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6063 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6064 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6065 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6066 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6067 athlon_ssemul_load_k8): Added amdfam10.
6069 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6071 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6072 (x86_sse_unaligned_move_optimal): New variable.
6074 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6076 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6077 for unaligned vector SSE double/single precision loads for AMDFAM10.
6079 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6081 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6082 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6083 Define TARGET_CPU_DEFAULT_amdfam10.
6084 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6085 (processor_type): Add PROCESSOR_AMDFAM10.
6087 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6088 processor_type in config/i386/i386.h.
6089 Enable imul peepholes for TARGET_AMDFAM10.
6091 * config.gcc: Add support for --with-cpu option for amdfam10.
6093 * config/i386/i386.c (amdfam10_cost): New variable.
6094 (m_AMDFAM10): New macro.
6095 (m_ATHLON_K8_AMDFAM10): New macro.
6096 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6097 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6098 x86_promote_QImode, x86_integer_DFmode_moves,
6099 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6100 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6101 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6102 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6103 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6104 Enable/disable for amdfam10.
6105 (override_options): Add amdfam10_cost to processor_target_table.
6106 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6107 processor_alias_table.
6108 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6109 (ix86_adjust_cost): Add code for amdfam10.
6111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6113 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6114 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6115 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6116 * config/i386/i386.h: Add builtin definition for SSE4A.
6117 * config/i386/i386.md: Add support for ABM instructions
6119 * config/i386/sse.md: Add support for SSE4A instructions
6120 (movntss, movntsd, extrq, insertq).
6121 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6122 Add -march=amdfam10 flag.
6123 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6124 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6126 * doc/extend.texi: Add documentation for SSE4A builtins.
6128 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6130 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6132 2007-02-05 Richard Guenther <rguenther@suse.de>
6134 * tree-vectorizer.h (vectorizable_function): Add argument type
6135 argument, change return type.
6136 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6137 * tree-vect-transform.c (vectorizable_function): Handle extra
6138 argument, return vectorized function decl.
6139 (build_vectorized_function_call): Remove.
6140 (vectorizable_call): Handle calls with result and argument types
6141 differing. Handle loop vectorization factor correctly.
6142 * targhooks.c (default_builtin_vectorized_function): Adjust for
6144 * targhooks.h (default_builtin_vectorized_function): Likewise.
6145 * target.h (builtin_vectorized_function): Add argument type
6147 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6148 extra argument, allow vectorizing of lrintf.
6149 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6150 documentation of target hook.
6152 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6155 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6156 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6157 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6159 2007-02-05 Roger Sayle <roger@eyesopen.com>
6161 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6162 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6163 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6164 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6165 before canonicalizing sincos to cexpi.
6166 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6168 2007-02-05 Roger Sayle <roger@eyesopen.com>
6170 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6171 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6172 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6174 2007-02-05 Roger Sayle <roger@eyesopen.com>
6176 * mips-tfile.c (initialize_init_file): Correct endianness test.
6178 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6180 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6183 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6185 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6186 saves in a PARALLEL before the register assignments.
6188 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6190 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6191 DWARF_FRAME_RETURN_COLUMN to be a general register.
6192 * dwarf2out.c (init_return_column_size): New function, split from...
6193 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6194 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6195 to be nongeneral registers.
6196 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6198 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6199 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6201 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6203 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6205 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6207 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6208 (remove_path): Use can_remove_branch_p and remove_branch instead
6209 of loop_delete_branch_edge.
6210 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6211 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6212 Update profile using scale_dominated_blocks_in_loop.
6213 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6214 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6215 (can_remove_branch_p, remove_branch): Declare.
6216 * tree-cfg.c (tree_can_remove_branch_p): New function.
6217 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6218 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6219 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6221 2007-02-05 Jan Hubicka <jh@suse.cz>
6224 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6225 nodes in cgraph, don't remove offline copy of the function.
6227 2007-02-04 Jan Hubicka <jh@suse.cz>
6229 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6230 vectors might cause maybe_lookup_element_for_expr to be called
6231 on non-sra-candidate.
6233 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6235 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6236 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6237 spelling conventions.
6239 2007-02-04 Richard Guenther <rguenther@suse.de>
6242 * fold-const.c (try_move_mult_to_index): Make sure to not
6243 overflow one dimension of a multi-dimensional array access.
6245 2007-02-04 Jan Hubicka <jh@suse.cz>
6247 * passes.c (init_optimization_passes): Reindent.
6249 2007-02-04 Jan Hubicka <jh@suse.cz>
6250 Eric Botcazou <ebotcazou@adacore.com>
6252 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6253 (execute_fixup_cfg): Break out the abnormal goto code.
6254 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6255 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6256 (optimize_inline_calls): Call make_nonlocal_label_edges.
6258 2007-02-04 Jan Hubicka <jh@suse.cz>
6260 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6261 true when something was changed.
6262 (rename_ssa_copies): When something was changed, do
6263 TODO_remove_unused_locals.
6264 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6265 add TODO_remove_unused_locals when instruction was removed.
6267 2007-02-04 Jan Hubicka <jh@suse.cz>
6269 * ipa-inline.c (try_inline): Improve debug output; work on already
6271 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6272 call try_inline for already inlined edges too when flattening;
6273 inline also functions that make callee growth but overall unit size
6276 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6278 * config/m32c/bitops.md, config/m32c/jump.md,
6279 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6280 config/m32r/m32r.h, config/m32r/m32r.md,
6281 config/m32r/predicates.md, config/m68hc11/larith.asm,
6282 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6283 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6284 config/mips/mips-protos.h, config/mips/mips.c,
6285 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6286 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6287 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6288 spelling conventions.
6290 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6291 Follow spelling conventions.
6293 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6295 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6296 warn about C++0x compatibility.
6298 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6300 * config/h8300/h8300.c, config/h8300/h8300.h,
6301 config/h8300/h8300.md: Follow spelling conventions.
6303 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6306 * combine.c (try_combine): Do not substitute source operand
6307 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6309 2007-02-03 Jan Hubicka <jh@suse.cz>
6311 PR gcov-profile/30650
6312 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6313 do not divide by zero for never executed counters.
6314 (tree_find_values_to_profile): Fix counters.
6315 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6317 2007-02-03 Ian Lance Taylor <iant@google.com>
6319 * lower-subreg.c (simple_move_operand): New static function,
6320 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6322 (simple_move): Call simple_move_operand.
6323 (find_decomposable_subregs): Add special handling of MEMs.
6324 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6325 meaning of return value. If we see a hard register, test whether
6326 it can store a word_mode value. Change all callers.
6328 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6330 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6331 ftrapv insns and expanders.
6332 (subdi3): Change define_expand operand 1 to arith11_operand, and
6333 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6334 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6335 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6339 * varasm.c (notice_global_symbol): Treat global objects as weak when
6342 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6344 * emit-rtl.c (dconstpi): Delete.
6346 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6347 * real.h (dconstpi): Delete.
6349 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6350 (fold_builtin_hypot): Likewise.
6352 2007-02-03 Tom Tromey <tromey@redhat.com>
6355 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6356 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6358 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6360 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6361 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6362 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6363 config/rs6000/cell.md, config/rs6000/darwin.h,
6364 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6365 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6366 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6367 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6368 typos. Follow spelling conventions.
6369 * doc/invoke.texi: Follow spelling conventions.
6371 2007-02-03 Roger Sayle <roger@eyesopen.com>
6373 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6374 canonicalization transformations that attempt to simplify integer
6375 constant comparisons to become comparisons against zero.
6377 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6379 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6381 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6382 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6384 2007-02-02 Mike Stump <mrs@apple.com>
6386 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6387 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6388 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6389 generate a branch island.
6391 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6393 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6394 (xtensa_legitimate_address_p): New.
6395 (xtensa_legitimize_address): New.
6396 (xtensa_output_addr_const_extra): New.
6397 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6399 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6400 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6401 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6402 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6403 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6404 (xtensa_legitimize_address): New.
6405 (xtensa_output_addr_const_extra): New.
6407 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6409 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6411 2007-02-02 Ian Lance Taylor <iant@google.com>
6413 * expmed.c (expand_divmod): Add comment.
6415 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6417 * emit-rtl.c (renumber_insns): Remove.
6418 * flags.h: Remove the extern for flag_renumber_insns.
6419 * rtl.h: Remove the prototype for renumber_insns.
6420 * toplev.c (flag_renumber_insns): Remove.
6422 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6424 Revert for x86 darwin:
6425 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6427 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6428 code before the following patch under TARGET_MACHO.
6429 (ix86_function_value_regno_p): Likewise.
6431 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6436 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6439 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6440 general or fp registers. Add comments.
6441 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6443 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6445 * pointer-set.c (insert_aux): Only return insertion slot.
6446 (pointer_set_insert): Adjust.
6447 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6448 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6449 pointer_map_traverse): New.
6450 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6451 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6452 pointer_map_contains, pointer_map_traverse): Declare.
6454 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6457 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6458 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6460 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6462 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6464 (struct _dep): New type.
6465 (dep_t): New typedef.
6466 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6467 (DEP_STATUS): New access macro. The macro with the same name was
6468 renamed to DEP_LINK_STATUS.
6469 (dep_init): Declare function
6471 (struct _dep_link): New type.
6472 (dep_link_t): New typedef.
6473 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6474 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6475 (DEP_LINK_STATUS): New macro.
6476 (debug_dep_links): New debug function.
6478 (struct _deps_list): New type.
6479 (deps_list_t): New typedef.
6480 (DEPS_LIST_FIRST): New access macro.
6481 (FOR_EACH_DEP_LINK): New cycle macro.
6482 (create_deps_list, free_deps_list, delete_deps_list): Declare
6484 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6485 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6486 (copy_deps_list_change_con): Ditto.
6488 (move_dep_link): Declare function.
6490 (struct _dep_node): New type.
6491 (dep_node_t): New typedef.
6492 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6494 (struct haifa_insn_data.back_deps): New field to hold backward
6495 dependencies of the insn.
6496 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6498 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6499 Change its type to deps_list_t.
6500 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6501 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6502 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6504 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6506 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6508 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6510 (dep_cost): Declare.
6512 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6513 (ds_to_dk, dk_to_ds): New functions.
6515 (init_dep_1): New static function.
6516 (init_dep): New function.
6517 (copy_dep): New static function.
6519 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6521 (detach_dep_link): New static function.
6522 (move_dep_link): New function.
6524 (dep_links_consistent_p, dump_dep_links): New static functions.
6525 (debug_dep_links): New debugging function.
6527 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6529 (alloc_deps_list, init_deps_list): New static functions.
6530 (create_deps_list): New function.
6531 (clear_deps_list): New static function.
6532 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6533 (deps_list_consistent_p, dump_deps_list): New static functions.
6534 (debug_deps_list): New function.
6535 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6537 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6539 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6540 use new scheduler dependencies lists.
6541 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6542 (sched_analyze): Ditto. Initialize dependencies lists.
6543 (add_forw_dep, compute_forward_dependences): Update to use new
6544 scheduler dependencies lists.
6546 (init_dependency_caches): Init deps_obstack.
6547 (free_dependency_caches): Free deps_obstack.
6549 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6550 new scheduler dependencies lists.
6551 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6552 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6554 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6555 Update to use new scheduler dependencies lists.
6556 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6557 (debug_dependencies): Ditto.
6558 (schedule_region): Update comments.
6560 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6561 scheduler dependencies lists.
6562 (schedule_ebb): Update comments.
6564 * rtl.def (DEPS_LIST): Remove.
6566 * lists.c (unused_deps_list): Remove.
6567 (free_list): Update assertions.
6569 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6570 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6572 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6573 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6575 * haifa-sched.c (comments): Update.
6576 (insn_cost1): Remove. Inline the code into insn_cost ().
6577 (insn_cost): Update to use new scheduler dependencies lists. Move
6578 processing of the dependency cost to dep_cost ().
6579 (dep_cost): New function. Use it instead of insn_cost () when
6580 evaluating cost of the dependency. Use compatible interface to
6581 interact with the target.
6582 (priority): Update to use new scheduler dependencies lists.
6583 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6584 with greater number of insns that depend on the insn.
6585 (schedule_insn): Update to use new scheduler dependencies lists. Add
6586 code to free backward dependencies lists. Inline and optimize code
6587 from resolve_dep () - see PR28071.
6588 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6589 lists. Update call to targetm.sched.is_costly_dependence hook.
6591 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6592 scheduler dependencies lists.
6594 (resolve_dep): Remove. Move the logic to schedule_insn ().
6595 (init_h_i_d): Initialize dependencies lists.
6597 (process_insn_depend_be_in_spec): Rename to
6598 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6600 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6601 Update to use new scheduler dependencies lists.
6602 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6604 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6605 new scheduler dependencies lists.
6606 (build_intra_loop_deps): Ditto.
6608 * target.h (struct _dep): Declare to use in
6609 gcc_target.sched.is_costly_dependence.
6610 (struct gcc_target.sched.adjust_cost): Fix typo.
6611 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6612 single dep_t parameter instead of an equivalent triad.
6613 (struct gcc_target.sched.adjust_cost_2): Remove.
6615 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6617 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6619 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6621 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6623 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6624 (REG_DEP_TRUE): Document.
6626 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6627 Change signature to correspond to the targetm.sched.adjust_cost hook.
6628 Update use in TARGET_SCHED_ADJUST_COST_2.
6629 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6630 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6631 new scheduler dependencies lists.
6632 (ia64_gen_check): Ditto.
6634 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6637 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6638 signature to correspond to the targetm.sched.is_costly_dependence hook.
6639 (is_costly_group): Update to use new scheduler dependencies lists.
6641 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6642 instead of INSN_COST () macro.
6644 2007-02-01 Ian Lance Taylor <iant@google.com>
6646 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6648 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6650 * pa.md (tp_load): Correct mfctl instruction syntax.
6652 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6654 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6655 altivec_padding_size calculation on AIX. Improve comment, add
6656 assert to verify that it's right.
6658 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6661 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6664 * global.c (global_alloc): Add mising initialization of
6667 2007-02-01 Roger Sayle <roger@eyesopen.com>
6669 * alias.c (init_alias_analysis): Correct whitespace.
6670 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6671 partition_hot_cold_basic_blocks): Likewise.
6672 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6673 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6674 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6675 fold_builtin_snprintf_chk, fold_builtin_printf,
6676 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6677 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6678 * cfgcleanup.c (cleanup_cfg): Likewise.
6679 * cfgexpand.c (tree_expand_cfg): Likewise.
6680 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6681 * function.c (get_next_funcdef_no): Likewise.
6682 * gengtype.c (main): Likewise.
6683 * genmodes.c (main): Likewise.
6684 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6685 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6686 * ifcvt.c (noce_emit_move_insn): Likewise.
6687 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6689 * stor-layout.c (get_best_mode): Likewise.
6690 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6691 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6692 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6693 perform_var_substitution, solve_graph): Likewise.
6694 * tree-vrp.c (vrp_finalize): Likewise.
6696 2007-02-01 Ian Lance Taylor <iant@google.com>
6698 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6699 high part of a paradoxical subreg, return a constant zero.
6701 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6703 * toplev.c (lang_dependent_init): Call init_set_costs.
6704 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6706 2007-02-01 Richard Guenther <rguenther@suse.de>
6709 * fold-const.c (fold_negate_expr): Allow negating a
6710 constant if overflow does not change.
6712 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6714 * doc/c-tree.texi (Expression trees): Improve markup.
6715 * doc/tm.texi (Register Classes, Addressing Modes)
6716 (Floating Point): Fix spacing after abbreviations. Fix some
6719 2007-02-01 Ben Elliston <bje@au.ibm.com>
6721 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6722 * doc/contrib.texi: Likewise.
6723 * doc/install.texi: Likewise.
6725 2007-01-31 Richard Henderson <rth@redhat.com>
6726 Ian Lance Taylor <iant@google.com>
6728 * lower-subreg.c: New file.
6729 * rtl.def (CONCATN): Define.
6730 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6732 * emit-rtl.c (update_reg_offset): New static function, broken out
6733 of gen_rtx_REG_offset.
6734 (gen_rtx_REG_offset): Call update_reg_offset.
6735 (gen_reg_rtx_offset): New function.
6736 * regclass.c: Revert patch of 2006-03-05, restoring
6738 (clear_reg_info_regno): New function.
6739 * dwarf2out.c (concatn_loc_descriptor): New static function.
6740 (loc_descriptor): Handle CONCATN.
6741 * common.opt (fsplit_wide_types): New option.
6742 * opts.c (decode_options): Set flag_split_wide_types when
6744 * timevar.def (TV_LOWER_SUBREG): Define.
6745 * rtl.h (gen_reg_rtx_offset): Declare.
6746 (reg_scan_update): Declare.
6747 * regs.h (clear_reg_info_regno): Declare.
6748 * tree-pass.h (pass_lower_subreg): Declare.
6749 (pass_lower_subreg2): Declare.
6750 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6751 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6753 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6754 * Makefile.in (OBJS-common): Add lower-subreg.o.
6755 (lower-subreg.o): New target.
6757 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6759 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6761 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6764 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6766 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6771 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6773 * cfgloop.h: Include vec-prim.h.
6774 (enum li_flags): Remove LI_ONLY_OLD.
6775 (loop_iterator): Changed.
6776 (fel_next, fel_init): Iterate over loop tree.
6777 (FOR_EACH_LOOP_BREAK): New macro.
6778 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6780 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6781 * modulo-sched.c (sms_schedule): Ditto.
6782 * tree-vectorizer.c (vectorize_loops): Ditto.
6783 * doc/loop.texi: Update information on loop numbering and behavior of
6784 FOR_EACH_LOOP wrto new loops.
6785 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6786 add_to_evolution_1): Test nestedness of loops instead of comparing
6788 * tree-chrec.c (chrec_fold_plus_poly_poly,
6789 chrec_fold_multiply_poly_poly, chrec_evaluate,
6790 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6791 reset_evolution_in_loop): Ditto.
6792 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6794 2007-01-31 Dirk Mueller <dmueller@suse.de>
6796 * c-common.c (warn_about_parentheses): Separate warning about
6797 un-parenthized sequence of comparison operators from the one
6798 which is supposed to warn about x <= y <= z.
6800 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6802 * optabs.h (enum optab_index): Add new OTI_isinf.
6803 (isinf_optab): Define corresponding macro.
6804 * optabs.c (init_optabs): Initialize isinf_optab.
6805 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6807 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6808 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6810 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6811 expand_builtin_interclass_mathfn.
6812 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6813 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6814 (fxam<mode>2_i387): New insn pattern.
6815 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6816 built-in functions as x87 inline asm.
6818 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6820 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6822 2007-01-30 Eric Christopher <echristo@apple.com>
6824 * config.gcc: Add geode.
6826 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6828 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6829 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6830 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6831 value-prof.c: Fix comment typos.
6833 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6836 * doc/invoke.texi (Wpointer-arith): Document warning.
6838 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6840 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6841 the list of discrepancies from the draft TR.
6843 2007-01-30 Dirk Mueller <dmueller@suse.de>
6846 * doc/invoke.texi (-Wreturn-type): Update description to
6849 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6851 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6853 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6855 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6856 to handle optabs that operate on floating point input argument and
6857 output to integer output.
6858 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6859 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6860 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6861 expand_builtin_interclass_mathfn ().
6862 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6864 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6865 ilogbl built-in functions as x87 intrinsics.
6867 2007-01-30 Richard Guenther <rguenther@suse.de>
6870 * dwarf2out.c (reference_to_unused): Query varpool if the
6871 variable was output.
6873 2007-01-30 Richard Guenther <rguenther@suse.de>
6876 * passes.c (execute_one_pass): Reset in_gimple_form to not
6877 confuse non-unit-at-a-time mode.
6879 2007-01-29 Roger Sayle <roger@eyesopen.com>
6880 Richard Guenther <rguenther@suse.de>
6882 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6883 avoid undefined behaviour on overflow. Use force_fit_type_double
6884 to construct the constant with the specified TREE_OVERFLOW.
6886 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6888 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6889 * config/dfp-bit.h: Ditto.
6891 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6893 * c-decl.c (pop_scope): Replace warnings with call to
6894 warn_for_unused_label.
6895 * c-common.h (warn_for_unused_label): Declare.
6896 * c-common.c (warn_for_unused_label): Define.
6898 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6900 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6903 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6905 * Makefile.in (USER_H): Remove decfloat.h.
6906 * ginclude/decfloat.h: Delete, moving contents to ...
6907 * ginclude/float.h: Add support for decimal floating point,
6908 guarded by __STDC_WANT_DEC_FP__.
6910 2007-01-29 Mike Stump <mrs@apple.com>
6912 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6913 Analysis and Representation to resolve case insensitive conflict.
6914 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6916 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6918 * tree.h (struct tree_memory_tag): Add aliases member.
6919 (MTAG_ALIASES): New macro.
6920 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6921 (add_may_alias): Remove pointer-set. Update for may_aliases being
6923 (mark_aliases_call_clobbered): Update for may_aliases being a
6925 (compute_tag_properties): Ditto.
6926 (create_partition_for): Ditto.
6927 (compute_memory_partitions): Ditto.
6928 (dump_may_aliases_for): Ditto.
6929 (is_aliased_with): Ditto.
6930 (add_may_alias_for_new_tag): Ditto.
6931 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6932 (compute_is_aliased): New function.
6933 (compute_may_aliases): Call compute_is_aliased).
6934 (init_alias_info): Initialize alias_bitmap_obstack.
6935 (union_alias_set_into): New function.
6936 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6937 (have_common_aliases_p): Rewrite to take two bitmaps and use
6939 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6941 (finalize_ref_all_pointers): Update for add_may_alias changes.
6942 (new_type_alias): Ditto.
6943 * tree-flow-inline.h (may_aliases): Return a bitmap.
6944 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6945 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6946 may_aliases being a bitmap.
6947 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6948 may_aliases now returns a bitmap.
6949 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6951 * tree-ssa-operands.c (add_virtual_operand): Update for
6952 may_aliases being a bitmap.
6954 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6956 PR tree-optimization/30630
6957 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6958 variable as changed.
6960 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6963 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6964 expanded only once even if an error occurs.
6966 2007-01-29 Ben Elliston <bje@au.ibm.com>
6968 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6969 (__gcov_average_profiler): Likewise.
6970 (__gcov_ior_profiler): Likewise.
6971 (__gcov_merge_ior): Likewise.
6973 2007-01-28 Jan Hubicka <jh@suse.cz>
6975 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6976 * value-prof.c (stringop_block_profile): Likewise.
6978 2007-01-28 Jan Hubicka <jh@suse.cz>
6980 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6981 variant handling histograms; add wrapper.
6982 (clear_storage_via_libcall): Export.
6983 (emit_block_move_hints): Break out from ...; add histograms.
6984 (emit_block_move): ... this one.
6985 (clear_storage_hints): Break out from ...; add histograms.
6986 (clear_storage): ... this one.
6987 (set_storage_via_memset): Handle histogram.
6988 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6989 (clear_storage_hints, clear_storage_via_libcall): Declare.
6990 (set_storage_via_setmem): Update prototype.
6991 * doc/md.texi (movmem, setmem): Document new arguments.
6993 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6995 (stringop_block_profile): New global function.
6996 (tree_stringops_values_to_profile): Profile block size and alignment.
6997 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6999 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7000 (stringop_block_profile): Declare.
7001 * builtins.c: Include value-prof.h.
7002 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7003 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7004 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7005 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7006 * profile.c (instrument_values): Add new counters.
7007 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7009 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7010 (tree_init_edge_profiler): Build new profilers.
7011 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7012 (pass_tree_profile): Add dump.
7013 (tree_profile_hooks): Update.
7014 * Makefile.in (LIBGCOV): Add new constants.
7015 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7016 __gcov_ior_profiler): New.
7017 * i386.md (movmem/setmem expanders): Add new optional arguments.
7019 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7021 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7023 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7025 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7026 (tree_unswitch_single_loop): Pass eni_size_weights to
7027 tree_num_loop_insns.
7028 * tree-ssa-loop-manip.c: Include tree-inline.h.
7029 (can_unroll_loop_p): Pass eni_size_weights to
7030 tree_num_loop_insns.
7031 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7032 Pass eni_size_weights to estimate_num_insns.
7033 * tree.h (init_inline_once): Export.
7034 * toplev.c (backend_init): Call init_inline_once.
7035 * cgraphunit.c (cgraph_process_new_functions,
7036 cgraph_analyze_function): Pass eni_inlining_weights to
7038 * ipa-inline.c (compute_inline_parameters): Ditto.
7039 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7040 to estimate_num_insns.
7041 (try_unroll_loop_completely): Pass eni_size_weights to
7042 tree_num_loop_insns.
7043 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7044 ot estimate_num_insns.
7045 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7046 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7047 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7048 eni_time_weights): New variables.
7049 (init_inline_once): Initialize them.
7050 (struct eni_data): Mew.
7051 (estimate_num_insns_1, estimate_num_insns): Use weights.
7052 * tree-inline.h (struct eni_weights_d): New.
7053 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7054 (estimate_num_insns): Declaration changed.
7055 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7056 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7057 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7059 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7061 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7062 relations in the conflict function is valid.
7064 2007-01-27 Ian Lance Taylor <iant@google.com>
7066 * common.opt: Add fstrict-overflow.
7067 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7068 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7069 (TYPE_OVERFLOW_UNDEFINED): Define.
7070 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7072 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7073 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7074 (fold_negate_expr): Likewise.
7075 (make_range): Likewise.
7076 (extract_muldiv_1): Likewise.
7077 (maybe_canonicalize_comparison): Likewise.
7078 (fold_comparison): Likewise.
7079 (fold_binary): Likewise.
7080 (tree_expr_nonnegative_p): Likewise.
7081 (tree_expr_nonzero_p): Likewise.
7082 * tree-vrp.c (compare_values): Likewise.
7083 (extract_range_from_binary_expr): Likewise.
7084 (extract_range_from_unary_expr): Likewise.
7085 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7087 (nowrap_type_p): Likewise.
7088 * tree-scalar-evolution.c (simple_iv): Likewise.
7089 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7090 (build_range_check): Likewise.
7091 (extract_muldiv_1): Likewise.
7092 (fold_comparison): Likewise.
7093 * tree-vrp.c (vrp_int_const_binop): Likewise.
7094 (extract_range_from_unary_expr): Likewise.
7095 * convert.c (convert_to_integer): Likewise.
7096 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7097 (fold_comparison): Likewise.
7098 (fold_binary): Likewise.
7099 * optabs.c (optab_for_tree_code): Likewise.
7100 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7101 * simplify-rtx.c (simplify_const_relational_operation): Check
7102 flag_strict_overflow and flag_trapv.
7103 (simplify_const_relational_operation): Likewise.
7104 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7105 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7108 2007-01-27 Roger Sayle <roger@eyesopen.com>
7110 * tree.c (tree_fold_gcd): Delete.
7111 * tree.h (tree_fold_gcd): Remove prototype.
7112 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7113 test whether one constant integer is a multiple of another. Instead
7114 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7115 * fold-const.c (multiple_of_p): We've determined both TOP and
7116 BOTTOM are integer constants so we can call int_const_binop directly
7117 instead of the more generic const_binop.
7119 2007-01-27 Roger Sayle <roger@eyesopen.com>
7121 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7122 1*X check that the constant hasn't overflowed, to preserve the
7124 (round_up): Provide an efficient implementation when rouding-up an
7125 INTEGER_CST to a power-of-two.
7127 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7129 * doc/sourcebuild.texi: Add comma for clarity.
7130 * doc/extend.texi: Fix some typos.
7131 * doc/passes.texi: Likewise.
7132 * doc/cppinternals.texi: Likewise.
7133 * doc/c-tree.texi: Likewise.
7134 * doc/tree-ssa.texi: Likewise.
7135 * doc/install.texi: Likewise.
7137 2007-01-27 Jan Hubicka <jh@suse.cz>
7139 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7140 (pass_sra): Do not require alias information.
7141 * passes.c (init_optimization_passes): Add SRA
7143 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7145 * tracer.c (rest_of_handle_tracer): We already cleaned
7146 up the CFG in tracer() so don't do it here again.
7147 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7148 cleanup_cfg here, either. And don't call renumber_insns.
7150 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7151 and BB_HEAD are in the insn stream here. Instead make sure
7152 that BB_INSN is valid on all insns. Also, do check here that
7153 there are no pending branch predictions...
7154 (rtl_verify_flow_info): ...instead of doing it here. Checks
7155 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7158 2007-01-26 Roger Sayle <roger@eyesopen.com>
7160 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7161 function to simplify/factorize operand order canonicalization.
7162 (ix86_fixup_binary_operands): Reorganize using the above function.
7163 (ix86_binary_operator_ok): Likewise.
7165 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7167 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7168 file scope from optimize_attrs.
7169 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7171 (optimize_attrs): Clear insn_code_values after freeing it.
7173 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7175 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7176 a parts.base assignment.
7178 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7180 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7181 (compute_subscript_distance, initialize_data_dependence_relation,
7182 finalize_ddr_dependent, analyze_ziv_subscript,
7183 analyze_siv_subscript_cst_affine,
7184 compute_overlap_steps_for_affine_univar,
7185 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7186 analyze_siv_subscript, analyze_miv_subscript,
7187 analyze_overlapping_iterations, subscript_dependence_tester_1,
7188 compute_self_dependence, free_dependence_relation): Work
7189 with affine_fn instead of chrecs.
7190 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7191 common_affine_function, affine_function_base,
7192 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7193 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7194 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7195 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7196 (all_chrecs_equal_p): Removed.
7197 * tree-data-ref.h (affine_fn, conflict_function): New types.
7198 (struct subscript): Change type of conflicting_iterations_in_a
7199 and conflicting_iterations_in_b.
7201 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7204 * config/pa/pa.h (TARGET_HPUX_11): New.
7205 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7206 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7208 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7209 Richard Guenther <rguenther@suse.de>
7211 * tree-ssa-structalias.c (solve_graph): Handle case
7212 we merged the variable to another.
7214 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7216 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7219 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7220 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7222 2007-01-25 DJ Delorie <dj@redhat.com>
7224 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7225 allow changes to modes which don't fit in those registers.
7227 * reload1.c (choose_reload_regs): Check for invalid subregs before
7228 computing their locations, not after.
7230 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7233 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7234 save Altivec registers in an eh_return function.
7235 (compute_vrsave_mask): Likewise.
7236 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7237 for saving Altivec registers.
7238 (rs6000_emit_prologue): Don't allocate stack twice in
7239 eh_return function. Correct expected value of altivec_save_offset
7240 when using save_world. Describe save of R0 to stack when using
7241 save_world. Describe stack pointer adjustment when using
7242 save_world. Remove duplicated eh_return parameter register saving.
7243 Update sp_offset variable after save_world.
7244 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7246 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7247 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7250 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7252 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7254 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7257 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7258 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7260 2007-01-25 Richard Guenther <rguenther@suse.de>
7262 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7263 * common.opt (-Wcoverage-mismatch): New warning option.
7264 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7265 if -Wcoverage-mismatch is given.
7267 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7269 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7270 (ipcp_driver): Change to static definition.
7271 Add dumping of the ifunctions.
7272 (constant_val_insert): Remove unused parameter. Support for SSA.
7273 (ipcp_propagate_const): Support for SSA.
7274 (ipcp_profile_bb_print): Print only analyzed nodes.
7275 (ipcp_replace_map_create): Remove support for Fortran constant
7277 * ipa-prop.c (ipa_method_modify_stmt,
7278 ipa_callsite_compute_param): Support for SSA.
7279 * ipa-prop.h (ipcp_driver): Remove declaration.
7280 (IS_VALID_TREE_MAP_INDEX): Add define.
7282 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7284 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7286 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7289 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7290 constant argument to cabs and do it without checking for
7291 -funsafe-math-optimizations.
7293 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7295 * c-common.h (RID_FIRST_CXX0X): New.
7296 (RID_LAST_CXX0X): New.
7297 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7299 * c.opt (Wc++0x-compat): New.
7300 * doc/invoke.texi (-Wc++0x-compat): Document.
7302 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * builtins.c (fold_builtin_carg): New.
7305 (fold_builtin_1): Use it.
7307 2007-01-24 Jan Hubicka <jh@suse.cz>
7309 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7311 * ipa-inline.c (initial_insns, max_insns): Delete.
7312 (compute_max_insns): New function.
7313 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7314 of insns as base for code growth.
7315 (cgraph_decide_inlining): Make initial_insns local; do not compute
7317 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7318 * doc/invoke.texi (inline-unit-growth): Update docs.
7320 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7322 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7323 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7324 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7325 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7326 for CPUs that have PTA_CX16 set.
7329 * gimplify.c (omp_check_private): New function.
7330 (gimplify_scan_omp_clauses): Use it for
7331 firstprivate/lastprivate/reduction.
7334 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7335 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7338 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7339 If lower_lastprivate_clauses emits some statements, append them
7340 to dlist rather than body_p and to body_p append an initializer.
7341 (lower_omp_for): Adjust caller.
7343 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7345 * target.h (globalize_decl_name): New.
7346 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7347 * output.h (default_globalize_decl_name): New.
7348 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7350 (globalize_decl): Ditto.
7351 (default_globalize_decl_name): New.
7352 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7353 (ia64_handle_version_id_attribute): New.
7354 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7355 (ia64_asm_output_external): Use globalize_decl_name instead
7357 * doc/extend.texi (version_id): New pragma.
7358 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7360 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7362 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7363 _uleb128_t and _Unwind_SWord with _sleb128_t.
7364 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7365 uw_frame_state_for, uw_update_context_1): Likewise.
7366 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7367 * unwind-pe.h (read_uleb128, read_sleb128,
7368 read_encoded_value_with_base): Likewise.
7369 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7371 2007-01-24 Richard Guenther <rguenther@suse.de>
7373 * builtins.c (expand_builtin_cexpi): Get the fndecl
7374 for cexp in the correct way.
7376 2007-01-24 Jan Hubicka <jh@suse.cz>
7378 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7380 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7382 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7383 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7384 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7385 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7386 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7387 __SIZEOF_PTRDIFF_T__.
7388 * doc/cpp.texi: Documentation for the new builtin macros added.
7390 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7392 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7393 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7394 instead of operands[2] to avoid access past the end of array.
7396 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7398 * reload1.c (emit_reload_insns): Pass the reload register
7399 for a non-spill output reload through forget_old_reloads_1.
7401 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7403 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7404 _SOFT_DOUBLE if doubles use software floating-point.
7405 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7406 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7407 * config/rs6000/darwin-ldouble.c: Also compile functions for
7408 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7409 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7410 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7411 commented-out long double override.
7412 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7413 * config/rs6000/eabispe.h: Likewise.
7414 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7415 long double for non-SPE.
7416 (rs6000_handle_option): Likewise.
7417 (invalid_e500_subreg): Disallow more subregs involding DImode,
7418 DFmode, TImode or TFmode.
7419 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7421 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7423 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7424 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7426 (rs6000_legitimate_address): Also check for TFmode for E500
7428 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7429 (spe_build_register_parallel): Handle TFmode and TCmode.
7430 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7432 (function_arg): Handle TFmode and TCmode for E500 double.
7433 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7435 (print_operand): Handle TFmode and TImode for %y.
7436 (rs6000_generate_compare): Handle TFmode comparisons for E500
7438 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7439 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7440 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7441 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7442 TFmode for E500 double.
7443 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7444 (floatsidf2): Enable for E500 double.
7445 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7446 (extenddftf2): Change to extenddftf2_fprs.
7447 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7448 depending on TARGET_E500_DOUBLE.
7449 (extendsftf2): Enable for E500 double.
7450 (trunctfdf2): Enable for E500 double.
7451 (trunctfsf2): Change to trunctfsf2_fprs.
7452 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7453 depending on TARGET_E500_DOUBLE.
7454 (floatsitf2): Enable for E500 double.
7455 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7456 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7457 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7458 (negtf2): Change to negtf2_internal.
7459 (negtf2): New expander.
7460 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7461 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7462 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7463 (movdi_internal32): Use rs6000_nonimmediate_operand.
7464 (unnamed splitter): Likewise.
7465 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7466 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7467 (SPE64TF, DITI): New mode macros.
7468 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7471 (frob_<mode>_di_2): New.
7472 (frob_tf_di_8_2): New.
7473 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7475 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7477 (frob_ti_<mode>_8_2): New.
7478 (frob_ti_tf_2): New.
7479 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7480 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7482 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7483 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7484 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7485 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7486 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7487 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7490 2007-01-23 Ian Lance Taylor <iant@google.com>
7492 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7494 (OBJS-archive): Reformat, alphabetize.
7495 (OBJS): Change out_object_file to OBJS-md.
7497 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7499 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7500 JUMP_P and CALL_P predicates where applicable.
7501 * config/i386/i386.c: Ditto.
7502 * config/i386/i386.md: Ditto.
7503 * config/i386/mmx.md: Ditto.
7504 * config/i386/predicates.md: Ditto.
7506 2007-01-22 Andreas Schwab <schwab@suse.de>
7508 * config/m68k/m68k.h: Fix comment.
7510 2007-01-22 Jan Hubicka <jh@suse.cz>
7512 * passes.c (init_optimization_passes): Do not rerun
7513 pass_early_warn_uninitialized.
7515 2007-01-22 Richard Guenther <rguenther@suse.de>
7517 PR tree-optimization/30038
7518 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7520 (execute_cse_sincos_1): Likewise.
7521 (execute_cse_sincos): Likewise.
7522 (gate_cse_sincos): Likewise.
7523 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7524 the cexpi() canonicalization of sincos().
7525 * tree-pass.h (pass_cse_sincos): Declare.
7526 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7528 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7530 PR rtl-optimization/29329
7531 * combine.c (replaced_rhs_insn): Rename to i2mod.
7532 (replaced_rhs_value): Rename to i2mod_new_rhs.
7533 (i2mod_old_rhs): New global variable.
7534 (combine_instructions): Adjust for above change. Save a copy of
7535 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7536 note are substituted in the second instruction.
7537 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7538 ditch the note if it pertains to the second eliminated register
7539 and this register is mentioned in i2mod_old_rhs.
7542 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7544 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7545 the insn to which the note was originally attached.
7547 2007-01-21 Jan Hubicka <jh@suse.cz>
7549 * ipa-inline.c (inlining_mode): Comment, move up.
7550 (cgraph_decide_inlining_incrementally): Do not perform inlining
7551 itself; fix handling of flattening of self recursive functions.
7552 (cgraph_find_cycles): Remove.
7553 (cgraph_flatten_node): Remove.
7554 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7555 (try_inline): New function.
7556 (cgraph_early_inlining): Update call of
7557 cgraph_decide_inlining_incrementally. Apply inlining here.
7558 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7560 2007-01-21 Dirk Mueller <dmueller@suse.de>
7563 * tree-vrp.c (check_array_bounds): do not warn
7564 about ADDR_EXPR's of ARRAY_REF's which are immediately
7565 used in binary expressions.
7567 2007-01-21 Ira Rosen <irar@il.ibm.com>
7569 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7570 read_write_dep and macros for its access.
7571 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7572 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7573 argument, call vect_check_interleaving for every independent pair of
7574 data-refs. Mark loads that access the same memory location as a store
7576 (vect_check_dependences): Remove.
7577 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7578 call, fix the call to vect_analyze_data_ref_dependence.
7579 (vect_analyze_data_ref_access): For statements that access the same
7580 data-ref, check that they are not stores; for loads, check that there
7581 is no store that access the same location.
7583 2007-01-20 Roger Sayle <roger@eyesopen.com>
7584 Joseph Myers <joseph@codesourcery.com>
7586 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7587 (-fdump-rtl-stack): Likewise.
7588 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7589 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7590 (-mpt-fixed): Use @minus{} for minus sign.
7591 (Using Precompiled Headers): Fix under/overfull hbox.
7593 2007-01-20 Jan Hubicka <jh@suse.cz>
7595 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7596 place within annotation.
7598 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7600 * pa.c (output_move_double): Change array size of xoperands to 4.
7602 2007-01-20 Jan Hubicka <jh@suse.cz>
7604 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7607 2007-01-19 Ian Lance Taylor <iant@google.com>
7609 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7610 constant to unsigned HOST_WIDE_INT before negating.
7612 2007-01-19 Ian Lance Taylor <iant@google.com>
7614 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7616 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7617 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7618 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7619 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7620 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7621 (realloc_vdef, realloc_vuse): Change second parameter to
7623 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7625 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7626 unsigned. Change x and lim locals to unsigned.
7627 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7629 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7630 (copy_virtual_operands): Change i and n locals to unsigned.
7632 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7635 * builtins.c (fold_builtin_1): Handle builtin fdim.
7637 2007-01-20 Jan Hubicka <jh@suse.cz>
7639 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7640 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7641 init_alias_heapvars.
7642 (init_alias_heapvars): Initialize only when not already initialized.
7643 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7645 2007-01-19 Roger Sayle <roger@eyesopen.com>
7647 * common.opt (fsigned-zeros): New command line option.
7648 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7649 of flag_unsafe_math_optimizations.
7650 * opts.c (set_fast_math_flags): The -ffast-math command line option
7651 implies -fno-signed-zeros.
7652 (fast_math_flags_set_p): Likewise.
7654 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7655 the documentation of -ffast-math appropriately. Wrap long lines.
7657 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7659 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7660 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7662 2007-01-19 Tomas Bily <tbily@suse.cz>
7664 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7666 (tree_init_ic_make_global_vars): New function
7667 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7668 (tree_gen_ic_profiler): New function
7669 (tree_gen_ic_func_profiler): New function
7670 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7671 (tree_profile_hooks): Added hook for indirec/virtual calls
7672 * value-prof.c (tree_find_values_to_profile): New case for
7674 (tree_values_to_profile): Call for determining indirect/virtual
7676 (tree_indirect_call_to_profile): New function
7677 (tree_ic_transform): New function
7678 (tree_ic): New function
7679 (find_func_by_pid): New function
7680 (init_pid_map): New function
7681 (tree_value_profile_transformations): Added check for
7682 indirect/virtual call transformation
7683 * value-prof.h (enum hist_type): New counter type for
7684 indirect/virtual calls
7685 (profile_hooks): Added new hook for profiling indirect/virtual
7687 * profile.c (instrument_values): New case for indirect/virtual
7689 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7690 (GCOV_COUNTER_V_INDIR): New counter type
7691 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7692 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7694 * cgraph.c: Definition of cgraph_max_pid
7695 (cgraph_create_node): Default init of pid attribute
7696 * cgraph.h: Declaration of cgraph_max_pid
7697 (struct cgraph_node): Added pid attribute
7698 * libgcov.c (__gcov_indirect_call_profiler): New function
7699 (__gcov_one_value_profiler_body): New function
7700 (__gcov_one_value_profiler): Body was moved to
7701 __gcov_one_value_profiler_body and calls it
7703 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7705 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7706 * gengtype.c (write_types_data, write_func_for_structure,
7707 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7708 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7709 (walk_type, write_func_for_structure): Generate the mark_hook if
7712 2007-01-19 Jan Hubicka <jh@suse.cz>
7714 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7715 'early' argument take inlining mode argument specifying whether to
7716 inline for size/speeed or all functions; add support for flattening;
7718 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7720 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7723 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7724 the name of the declared identifier.
7726 2007-01-19 Dirk Mueller <dmueller@suse.de>
7728 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7729 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7730 duplicate evaluation.
7732 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7734 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7735 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7736 to XFMode, use acosxf2 and truncate result to requested mode.
7737 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7738 (asin<mode>2): Similarly, with asin expanders.
7739 (*fscalexf4_i387): Rename from *fscalexf4.
7740 (expNcorexf3): New expander.
7741 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7742 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7743 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7744 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7745 patterns for SSE math.
7746 (exp10<mode>2): Similarly, with exp10 expanders.
7747 (exp2<mode>2): Similarly, with exp2 expanders.
7748 (expm1<mode>2): Similarly, with expm1 expanders.
7749 (ldexp<mode>3): Similarly, with ldexp expanders.
7750 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7751 Use gen_truncxf<mode>2_i387_noop to truncate result.
7753 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7755 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7756 for ColdFire targets.
7758 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7759 Richard Sandiford <richard@codesourcery.com>
7761 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7762 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7763 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7764 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7765 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7766 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7768 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7770 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7771 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7772 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7773 (*adddi_dilshr32_cf): New pattern.
7774 (adddi3, subdi3): Remove first alternatives.
7776 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7778 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7779 implemented using move.l, do not use its cc result for floating-point
7782 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7784 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7785 from accepting 's' constraints if flag_pic.
7787 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7789 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7790 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7791 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7792 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7794 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7796 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7797 ColdFire alternatives.
7798 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7799 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7800 architectures that support ff1 instruction.
7802 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7803 Julian Brown <julian@codesourcery.com>
7805 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7806 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7807 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7810 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7812 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7814 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7815 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7816 HOST_WIDE_INT instead of an rtx.
7817 (m68k_rtx_costs): Update call accordingly.
7818 (output_move_const_into_data_reg): Likewise. Fix formatting.
7819 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7821 (output_move_simode_const): Update calls after above changes.
7822 Rework to use automatic variables and predicates like MEM_P.
7823 * config/m68k/m68k.md (pushexthisi_const): Update call to
7826 2007-01-19 Dirk Mueller <dmueller@suse.de>
7828 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7831 2007-01-19 Richard Guenther <rguenther@suse.de>
7833 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7834 via cexp in case sincos is not available.
7836 2007-01-19 Richard Guenther <rguenther@suse.de>
7838 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7839 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7840 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7841 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7842 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7843 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7844 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7845 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7847 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7849 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7851 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7852 (atan2xf3): Directly generate RTL pattern.
7853 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7854 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7855 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7856 disable patterns for SSE math.
7857 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7858 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7859 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7860 disable patterns for SSE math.
7862 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7864 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7866 2007-01-18 Roger Sayle <roger@eyesopen.com>
7868 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7869 VIEW_CONVERT_EXPR to the same type as it's operand.
7871 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7873 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7874 configured for long double 128.
7876 2007-01-18 Mike Stump <mrs@apple.com>
7878 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7881 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7883 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7886 2007-01-18 Jan Hubicka <jh@suse.cz>
7888 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7889 greater than NUM_VOP_FREE_BUCKETS.
7891 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7893 * tree-ssa-structalias.c: Update comments.
7894 (ptabitmap_obstack): Removed.
7896 (oldpta_obstack): Ditto.
7897 (stats): Add a few members.
7898 (struct variable_info): Remove node, complex, address_taken, and
7899 indirect_target members. Add oldsolution member.
7900 (new_var_info): Do not initialize removed members.
7901 (constraint_expr_type): Remove INCLUDES.
7902 (constraint_graph): Add size, implicit_preds, rep,
7903 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7904 (FIRST_REF_NODE): New macro.
7905 (LAST_REF_NODE): Ditto.
7906 (FIRST_ADDR_NODE): Ditto.
7907 (find): New function.
7909 (dump_constraint): Do not handle INCLUDES.
7910 (insert_into_complex): Do not insert duplicate constraints.
7911 (condense_varmap_nodes): Renamed and rewritten into ...
7912 (merge_node_constraints): This. Also fix bug in handling of
7913 offseted copy constraints.
7914 (clear_edges_for_node): No longer need to deal with preds at all,
7915 or removing associated preds/succs.
7916 (merge_graph_nodes): Deal with indirect_cycles.
7917 Don't deal with predecessors.
7918 (add_implicit_graph_edge): New function.
7919 (add_pred_graph_edge): Ditto.
7920 (add_graph_edge): Don't deal with predecessors.
7921 (build_constraint_graph): Removed.
7922 (build_pred_graph): New function.
7923 (build_succ_graph): Ditto.
7924 (struct scc_info): Removed in_component. Added roots, dfs, and
7925 node_mapping. Remove visited_index, unification_queue.
7926 (scc_visit): Deal with union-find we do now.
7927 Deal with cycles with REF nodes.
7928 (collapse_nodes): Renamed and rewritten to ...
7929 (unify_nodes): This.
7930 (process_unification_queue): Removed.
7931 (topo_visit): Cleanup
7932 (do_da_constraint): Use find.
7933 (do_sd_constraint): Ditto.
7934 (do_ds_constraint): Ditto.
7935 (do_complex_constraint): Ditto.
7936 (init_scc_info): Update for removed and added members.
7937 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7938 (find_indirect_cycles): This.
7939 (equivalence_class): New variable.
7940 (label_visit): New function.
7941 (perform_variable_substitution): Rewritten.
7942 (free_var_substitution_info): New function.
7943 (find_equivalent_node): Ditto.
7944 (move_complex_constraints): Ditto.
7945 (eliminate_indirect_cycles): Ditto.
7946 (solve_graph): Only propagate changed bits.
7947 Use indirect cycle elimination.
7949 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7950 (tree_id_eq): Renamed to ...
7951 (tree_vi_eq): This. Update for member change
7952 (insert_id_for_tree): Renamed and rewritten to ...
7953 (insert_vi_for_tree): This.
7954 (lookup_id_for_tree): Renamed and rewritten to ...
7955 (lookup_vi_for_tree): This.
7956 (get_id_for_tree): Renamed and rewritten to ...
7957 (get_vi_for_tree): Ditto.
7958 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7959 (process_constraint): Don't handle INCLUDES.
7960 Remove special ADDRESSOF case.
7961 (find_func_aliases): Rewrite to use vi functions instead of id
7963 (create_function_info_for): Ditto.
7964 (create_variable_info_for): Ditto.
7965 (intra_create_variable_infos): Ditto.
7966 (merge_smts_into): Ditto.
7967 (find_what_p_points_to): Ditto.
7968 (init_base_vars): Ditto.
7969 (init_alias_vars): Ditto.
7970 (remove_preds_and_fake_succs): New function.
7971 (dump_sa_points_to_info): Dump new stats.
7972 (dump_solution_for_var): Use find.
7973 (set_used_smts): Fix formatting.
7974 (compute_points_to_sets): Updated for new functions.
7975 (ipa_pta_execute): Ditto.
7977 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7978 Richard Sandiford <richard@codesourcery.com>
7980 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7982 * calls.c (expand_call): If the return value is a PARALLEL,
7983 extract its first member.
7984 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7985 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7986 use FUNCTION_EXTRA_EPILOGUE.
7987 (m68k_function_value): Return a PARALLEL if the return value
7988 is of a pointer type.
7989 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7990 (FUNCTION_EXTRA_EPILOGUE): Remove.
7991 * config/m68k/m68k.md (D0_REG): New constant.
7993 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7995 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7996 output a NOP for empty epilogues.
7998 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8000 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8001 before function. Extend register save check to include all
8002 registers, not just integer ones.
8004 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8006 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8007 (m68k_use_return_insn): ...this.
8008 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8009 * config/m68k/m68k.c (use_return_insn): Rename to...
8010 (m68k_use_return_insn): ...this.
8011 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8014 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8016 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8017 nearest even, fix denormal rounding overflow.
8019 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8021 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8022 f%$smove and f%$move.
8023 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8024 (extendsfdf2_cf): Use fdmove instead of f%&move.
8025 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8026 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8028 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8030 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8033 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8035 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8036 (coldfire_single_format): Declare.
8037 (coldfire_double_format): Likewise.
8038 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8039 of qnan_msb_set to determine the lower bits of a canonical
8041 (encode_ieee_double): Likewise.
8042 (encode_ieee_quad): Likewise.
8043 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8044 (mips_single_format): Likewise.
8045 (ieee_double_format): Likewise.
8046 (mips_double_format): Likewise.
8047 (ieee_extended_motorola_format): Likewise.
8048 (ieee_extended_intel_96_format): Likewise.
8049 (ieee_extended_intel_128_format): Likewise.
8050 (ieee_extended_intel_96_round_53_format): Likewise.
8051 (ibm_extended_format): Likewise.
8052 (mips_extended_format): Likewise.
8053 (ieee_quad_format): Likewise.
8054 (mips_quad_format): Likewise.
8055 (vax_f_format): Likewise.
8056 (vax_d_format): Likewise.
8057 (vax_g_format): Likewise.
8058 (i370_single_format): Likewise.
8059 (i370_double_format): Likewise.
8060 (decimal_single_format): Likewise.
8061 (decimal_double_format): Likewise.
8062 (decimal_quad_format): Likewise.
8063 (c4x_single_format): Likewise.
8064 (c4x_extended_format): Likewise.
8065 (real_internal_format): Likewise.
8066 (coldfire_single_format): New real_format.
8067 (coldfire_double_format): Likewise.
8068 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8069 canonical_nan_lsbs_set.
8070 (pdp11_d_format): Likewise.
8071 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8072 if TARGET_COLDFIRE_CPU.
8074 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8076 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8077 (output_call, m68k_legitimize_call_address): Declare.
8078 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8079 parenthesees. Add support for a 'W' constraint.
8080 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8081 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8082 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8083 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8085 (override_options): Initialize them. Do not set flag_no_function_cse
8086 for TARGET_ID_SHARED_LIBRARY.
8087 (m68k_output_pic_call): Delete.
8088 (m68k_legitimize_call_address): New function.
8089 (print_operand): Remove the %o prefix. Handle the %p prefix.
8090 (output_call): New function.
8091 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8092 target address from the GOT if symbolic jumps are not allowed.
8093 * config/m68k/m68k.md (call, general_operand): Do not set
8094 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8095 Merge separate flag_pic and !flag_pic define_insns into...
8096 (*call, *call_value): ...these new patterns. Match the address
8097 rather than the containing MEM and require it to be a call_operand.
8098 Use output_call to generate the asm template.
8099 * config/m68k/predicates.md (const_call_operand): New predicate.
8100 (call_operand): Likewise.
8102 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8104 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8105 (STACK_GROWS_DOWNWARD): Define to 1.
8106 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8107 comments, emphasizing that these values are only defaults.
8108 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8109 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8111 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8113 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8115 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8116 Richard Sandiford <richard@codesourcery.com>
8118 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8119 (FP_REGNO_P): New macros.
8120 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8121 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8122 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8123 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8125 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8127 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8128 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8130 * config/m68k/t-floatlib: New file, extracting common code from...
8131 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8132 * config/m68k/t-uclinux: Here.
8133 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8134 routines on ColdFire targets.
8136 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8138 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8139 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8140 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8141 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8142 explicitly set MOTOROLA to 1.
8143 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8146 Nathan Sidwell <nathan@codesourcery.com>
8148 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8149 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8150 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8151 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8152 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8153 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8154 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8155 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8156 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8157 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8158 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8159 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8160 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8161 (DBX_REGISTER_NUMBER): Delete.
8162 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8163 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8164 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8166 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8168 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8169 * config/flat.h: New file.
8170 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8172 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8173 indirect references for -msep-data or -mid-shared-library.
8174 Do not use PC-relative code addresses either.
8175 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8177 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8178 for shared libraries and crt1.o for executables. Use crti.o and
8180 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8181 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8182 Do not add -elf2flt or -shared-lib-id options here.
8183 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8184 Pass -shared-lib-id if -mid-shared-library, taking the library
8185 identifier from -mshared-library-id if given, otherwise
8187 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8188 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8189 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8190 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8191 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8192 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8194 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8195 jump sequence for ISA A and ISA A+.
8196 (PICJUMP): Likewise.
8198 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8200 * config.gcc (m68k-*-uclinux*): Base the port on the common
8201 and m68k GNU/Linux files rather than on the generic ELF ones.
8202 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8203 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8205 2007-01-18 Julian Brown <julian@codesourcery.com>
8206 Richard Sandiford <richard@codesourcery.com>
8208 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8209 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8210 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8212 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8214 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8216 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8218 * doc/install.texi: Document m68k-uclinuxoldabi.
8219 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8220 * config/m68k/uclinux-oldabi.h: New file, copied from
8221 config/m68k/uclinux.h.
8223 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8225 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8226 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8227 (m32r_compute_frame_size): Use unsigned for regno.
8228 (m32r_reload_lr): Use gen_frame_mem.
8230 (m32r_output_function_epilogue): Don't output the function epilogue
8232 (m32r_expand_epilogue): New.
8233 (direct_return): Return false if the function has the interrupt
8235 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8236 * config/m32r/m32r.md (epilogue): New expander.
8237 (return_lr, return_rte): New insns.
8238 (return): Make it expander.
8239 (return_normal): New expander.
8241 2007-01-18 Josh Conner <jconner@apple.com>
8244 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8245 support for UNLE, UNLT, UNGE, and UNGT.
8247 2007-01-18 Jan Hubicka <jh@suse.cz>
8249 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8250 * tree-tailcall (add_virtual_phis): Likewise.
8251 (optimize_tail_call): Return TODOs.
8252 (execute_tail_calls): Return TODOs.
8253 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8254 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8256 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8257 Cleanup cfg using TODO.
8258 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8259 * passes.c (execute_function_todo): When cleanup did something, remove
8261 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8262 (make_edges): Don't cleanup_cfg.
8264 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8266 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8267 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8268 operate on the top of stack.
8269 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8270 register handling of instructions that output to the second
8272 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8273 (move_for_stack_reg): Special-case check for dead destination
8274 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8276 * config/i386/i386.md (UNSPEC_TAN): New constant.
8277 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8278 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8279 to correctly model move of constant 1.0 to top stack slot.
8280 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8281 (unnamed peephole2 pattern): Remove corresponding peephole2
8282 pattern that optimizes tan insn and loading of constant 1.0.
8283 (tanxf2): Use fptanxf4_i387.
8284 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8285 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8286 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8287 disable patterns for SSE math.
8288 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8289 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8291 2007-01-18 Dirk Mueller <dmueller@suse.de>
8292 Richard Guenther <rguenther@suse.de>
8295 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8296 * common.opt (Warray-bounds): Add new warning option.
8297 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8299 * Makefile.in: make tree-vrp.o depend on toplev.h
8300 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8302 (check_array_refs, check_array_bounds, check_array_ref): New.
8304 2007-01-18 Jan Hubicka <jh@suse.cz>
8306 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8307 (execute_ssa_ccp): Return flags conditionally.
8308 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8310 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8312 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8314 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8315 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8317 * Makefile.c (GTFILES): Add cfglayout.h.
8318 * gengtype.c (open_base_files): Likewise.
8319 * cfglayout.c (cfg_layout_function_footer,
8320 cfg_layout_function_header) Reindent to make gengtype happy.
8321 * cfglayout.h (cfg_layout_function_footer,
8322 cfg_layout_function_header): Add GTY(()) marker.
8324 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8326 2007-01-18 Ben Elliston <bje@au.ibm.com>
8328 * genautomata.c (write_automata): Include xstrerror output in the
8329 error message if writing the DFA description file fails.
8331 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8333 * config/mips/mips-protos.h (mips_output_external): Make it
8335 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8336 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8337 (extern_list): Likewise.
8338 (extern_head): Likewise.
8339 (TARGET_ASM_FILE_END): Likewise.
8340 (mips_file_end): Likewise.
8341 (mips_output_external): Rewritten.
8343 2007-01-18 Ben Elliston <bje@au.ibm.com>
8345 * genpreds.c (write_insn_preds_c): Only write out the function
8346 body for regclass_for_constraint if we have register constraints.
8348 2007-01-17 Tom Tromey <tromey@redhat.com>
8350 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8351 * doc/install.texi (Testing): Use sourceware.org.
8352 (Binaries): Likewise.
8353 (Specific): Likewise.
8354 * doc/contrib.texi (Contributors): Use sourceware.org.
8356 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8358 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8359 (AVR_ENHANCED): Rename to ...
8360 (AVR_HAVE_MUL): ... new.
8361 (avr_enhanced_p): Rename to ...
8362 (avr_have_mul_p): ... new.
8363 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8364 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8365 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8366 (avr_have_mul_p): ... new.
8367 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8368 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8369 'avr_enhanced_p' and 'enhanced'.
8370 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8371 AVR_HAVE_MUL instead of AVR_ENHANCED.
8372 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8373 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8374 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8375 instead of AVR_ENHANCED.
8376 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8377 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8378 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8380 2007-01-17 Ian Lance Taylor <iant@google.com>
8382 * vec.h (VEC_reserve_exact): Define.
8383 (vec_gc_p_reserve_exact): Declare.
8384 (vec_gc_o_reserve_exact): Declare.
8385 (vec_heap_p_reserve_exact): Declare.
8386 (vec_heap_o_reserve_exact): Declare.
8387 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8389 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8391 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8392 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8393 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8394 * vec.c (calculate_allocation): Add exact parameter. Change all
8396 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8397 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8398 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8399 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8400 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8401 (vec_heap_p_reserve_exact): New function.
8402 (vec_heap_o_reserve_exact): New function.
8404 2007-01-17 Jan Hubicka <jh@suse.cz>
8406 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8408 2007-01-17 Eric Christopher <echristo@apple.com>
8410 * config.gcc: Support core2 processor.
8412 2007-01-16 Jan Hubicka <jh@suse.cz>
8414 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8415 the names, just unlink the chain so we don't crash on dangling pointers
8418 2007-01-16 Jan Hubicka <jh@suse.cz>
8420 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8421 * tree-pass.h: Reorder to make IPA passes appear toegher.
8422 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8423 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8424 parameters, do not call early inliner.
8425 * ipa-inline.c: Update comments. Include tree-flow.h
8426 (cgraph_decide_inlining): Do not compute inlining parameters.
8427 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8428 be called with function context set up.
8429 (pass_ipa_inline): Remove unreachable functions before pass.
8430 (cgraph_early_inlining): Simplify assuming to be called from the
8432 (pass_early_inline): New pass.
8433 (cgraph_gate_ipa_early_inlining): New gate.
8434 (pass_ipa_early_inline): Turn into simple wrapper.
8435 (compute_inline_parameters): New function.
8436 (gate_inline_passes): New gate.
8437 (pass_inline_parameters): New pass.
8438 (apply_inline): Move here from tree-optimize.c
8439 (pass_apply_inline): New pass.
8440 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8442 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8444 (tree_function_versioning): Do not allocate dummy struct function.
8445 * tree-inline.h (optimize_inline_calls): Update prototype.
8446 * tree-optimize.c (execute_fixup_cfg): Export.
8447 (pass_fixup_cfg): Remove
8448 (tree_rest_of_compilation): Do not apply inlines.
8449 * tree-flow.h (execute_fixup_cfg): Declare.
8450 * Makefile.in (gt-passes.c): New.
8451 * passes.c: Include gt-passes.h
8452 (init_optimization_passes): New passes.
8453 (nnodes, order): New static vars.
8454 (do_per_function_toporder): New function.
8455 (execute_one_pass): Dump current pass here.
8456 (execute_ipa_pass_list): Don't dump current pass here.
8458 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8460 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8461 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8463 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8465 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8466 (strong_alias): Define.
8467 (__gcc_qmul): Provide non-FMA for soft-float.
8473 (__gcc_qunord): New.
8483 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8484 soft-float functions.
8485 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8486 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8487 about long double soft float.
8489 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8490 Tehila Meyzels <tehila@il.ibm.com>
8492 * tree-vectorizer.h (is_pattern_stmt_p): New.
8493 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8494 formatting (tabs instead of spaces). Cleanup and clarify setting
8495 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8496 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8497 (vectorizable_type_demotion): Check that types are integral.
8498 (vectorizable_type_promotion): Likewise.
8499 (vectorizable_store): Fix typo. Eliminate new-line at end of
8502 2007-01-16 Jan Hubicka <jh@suse.cz>
8504 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8507 2007-01-15 Eric Christopher <echristo@apple.com>
8509 * ifcvt.c: Include vec.h, vecprim.h.
8510 (check_cond_move_block): New argument regs.
8511 Reorganize. Add registers used to regs.
8512 (cond_move_process_if_block): Use regs set above as
8515 2007-01-15 Eric Christopher <echristo@apple.com>
8517 * config/darwin.h: Update copyright.
8518 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8519 (LINK_COMMAND_SPEC): Add -u.
8520 (LINK_SPEC): Fix umbrella for above.
8522 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8524 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8527 2007-01-15 Tom Tromey <tromey@redhat.com>
8529 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8530 * doc/install.texi (Testing): Don't mention jacks.
8531 (Configuration): Document --enable-java-maintainer-mode. Move
8532 --with-java-home to libgcj-specific section. Document
8534 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8536 2007-01-15 Jan Hubicka <jh@suse.cz>
8538 * tree-ssa-dce.c (DCE_TODOs): New.
8539 (propagate_necessity): Return if something changed.
8540 (eliminate_unnecessary_stmts): Likewise.
8541 (perform_tree_ssa_dce): Return TODO flags when needed.
8542 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8544 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8546 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8547 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8548 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8549 patterns using X87MODEF12 mode macro. Extend operand 1
8550 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8551 (log10<mode>2): Ditto.
8552 (log2<mode>2): Ditto.
8553 (log1p<mode>2): Ditto.
8554 (logb<mode>2): Ditto.
8555 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8556 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8557 (*fxtractxf3_i387): Rename from *fxtractxf3.
8558 (fxtract_extend<mode>xf3_i387): New insn pattern.
8559 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8560 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8561 and gen_fyl2xxf3_i387().
8563 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8565 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8566 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8567 get_loop_exit_edges. Changed return type to bool.
8568 * cfgloop.h (fix_loop_placement): Declaration removed.
8570 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8572 * param.h (MIN_VECT_LOOP_BOUND): New.
8573 * params.def (MIN_VECT_LOOP_BOUND): New.
8574 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8575 argument - minimum threshold for number of iterations.
8576 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8577 argument to declaration.
8578 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8579 MIN_VECT_LOOP_BOUND.
8580 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8581 slpeel_tree_peel_loop_to_edge with additional argument.
8582 (vect_do_peeling_for_alignment): Likewise.
8583 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8585 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8588 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8591 2007-01-14 Jan Hubicka <jh@suse.cz>
8593 * tree-dfa.c (remove_referenced_var): New function.
8594 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8595 prune referenced vars list too.
8596 * tree-flow.h (remove_referenced_var): Declare.
8598 2007-01-14 Jan Hubicka <jh@suse.cz>
8600 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8602 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8603 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8604 * except.h (verify_eh_throw_table_statements): Kill prototype.
8605 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8606 into call exrepssions.
8607 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8609 * tree-cfg.c: Include pointer-set.h.
8610 (verify_node_sharing): Work on pointer set.
8611 (verify_eh_throw_stmt_node): New.
8612 (verify_stmts): Use pointers sets, verify throw_stmt.
8614 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8616 * ipa-reference.c (analyze_function): Consider also addresses taken
8619 2007-01-12 Roger Sayle <roger@eyesopen.com>
8621 * c-typeck.c (null_pointer_constant_p): Replace use of
8622 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8623 (build_c_cast): Likewise.
8625 2007-01-12 Roger Sayle <roger@eyesopen.com>
8627 * tree.h (force_fit_type_double): Remove unused final argument.
8628 * c-common.c (constant_expression_warning): Replace use of
8629 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8630 (convert_and_check): Likewise.
8631 (shorten_compare): Update call to force_fit_type_double.
8632 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8633 * convert.c (convert_to_pointer): Update call to
8634 force_fit_type_double.
8635 * fold-const.c (force_fit_type_double): Remove overflowed_const
8637 (int_const_binop, fold_convert_const_int_from_int,
8638 fold_convert_const_int_from_real, fold_div_compare,
8639 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8640 fold_abs_const, fold_not_const): Remove the final argument from
8641 calls to force_fit_type_double.
8643 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8645 * configure.ac: Set insn to "nop" for spu-*-* also.
8646 * configure: Regenerate.
8648 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8650 * builtins.def : Add BUILT_IN_FREE.
8652 2007-01-12 Jan Hubicka <jh@suse.cz>
8654 PR tree-optimization/30443
8655 * tree-inline.c (tree_function_versioning): Do not optimize when
8656 cloning for inlining.
8658 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8660 * doc/loop.texi: Document recording of loop exits.
8661 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8662 (update_single_exits_after_duplication,
8663 update_single_exit_for_duplicated_loop,
8664 update_single_exit_for_duplicated_loops): Removed.
8665 (duplicate_loop_to_header_edge): Do not call
8666 update_single_exits_after_duplication and
8667 update_single_exit_for_duplicated_loops.
8668 (loop_version): Do not update single_exit information.
8669 (fix_loop_structure): Use record_loop_exits instead of
8670 mark_single_exit_loops.
8671 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8672 the lists of loop exits.
8673 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8674 split_edge, merge_blocks): Update the lists of loop exits.
8675 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8676 loop_optimizer_init.
8677 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8678 of mark_single_exit_loops.
8679 (loop_optimizer_finalize): Call release_recorded_exits.
8680 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8681 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8682 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8683 update single exit information.
8684 * lambda-code.c (perfect_nestify): Ditto.
8685 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8686 (mark_single_exit_loops): Removed.
8687 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8688 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8689 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8691 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8692 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8693 (verify_loop_structure): Verify consistency of the exit lists.
8694 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8695 (set_single_exit): Removed.
8696 * cfgloop.h (struct loop_exit): New function.
8697 (struct loop): single_exit_ field replaced by exits field.
8698 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8699 (struct loops): Added exits hash.
8700 (mark_single_exit_loops, set_single_exit): Declaration removed.
8701 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8703 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8705 * doc/invoke.texi: Avoid use of @headitem.
8707 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8709 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8711 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8713 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8716 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8717 Richard Sandiford <richard@codesourcery.com>
8719 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8720 * config/m68k/m68k.opt: Resort options.
8721 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8723 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8724 Richard Sandiford <richard@codesourcery.com>
8726 * doc/invoke.texi: Document the macros that are defined by
8727 m68k's -mtune and -mhard-float options.
8728 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8729 (m68k_cpp_cpu_family): Likewise.
8730 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8731 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8732 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8733 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8734 (m68k_cpp_cpu_family): Likewise.
8736 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8738 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8739 macros besides mc68000 as tuning macros. Use a switch statement
8740 to set them and mcpu32.
8742 2007-01-12 Julian Brown <julian@codesourcery.com>
8744 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8745 (TARGET_68040_ONLY): Rename to...
8746 (TARGET_68040): ...this.
8747 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8748 * config/m68k/m68k.md: Likewise.
8750 2007-01-12 Julian Brown <julian@codesourcery.com>
8751 Nathan Sidwell <nathan@codesourcery.com>
8752 Richard Sandiford <richard@codesourcery.com>
8754 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8755 the -mcpu= argument associated with the --with-cpu setting.
8756 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8757 if different from the one implied by the -mcpu setting.
8758 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8759 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8760 * doc/invoke.texi: Mention ColdFire in the introduction to the
8761 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8762 -mno-div and -mhard-float options. Make -m68881 a synonym for
8763 -mhard-float. Document the previously-undocumented -m5206e,
8764 -m528x, -m5307 and -m5407 options. Tweak the existing option
8765 documentation for consistency.
8766 * doc/install.texi: Mention new --with-cpu arguments.
8767 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8768 default CPU if neither -mcpu nor -march are specified.
8769 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8770 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8771 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8772 using m68k_tune to decide between families that implement the
8773 same ISA. Use m68k_tune to set __mcfv4e__.
8774 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8775 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8776 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8777 (FL_ISA_C, FL_ISA_MMU): New macros.
8778 (MASK_COLDFIRE): Delete.
8779 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8780 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8781 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8782 (TARGET_HARD_FLOAT): Do not define here.
8783 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8784 (TUNE_68000): New macro.
8785 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8786 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8787 (TUNE_CFV2): Redefine in terms of m68k_tune.
8788 (uarch_type, target_device, fpu_type): New enums.
8789 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8790 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8791 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8792 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8793 (FL_FOR_isa_c): New macros.
8794 (m68k_isa): New enum.
8795 (m68k_target_selection): New structure.
8796 (all_devices, all_isas, all_microarchs): New tables.
8797 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8798 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8799 (MASK_ALL_CPU_BITS): Delete.
8800 (m68k_find_selection): New function.
8801 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8802 Map the legacy target options to a combination of the new ones.
8803 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8804 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8805 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8807 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8808 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8810 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8811 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8812 * config/m68k/m68k-devices.def: New file.
8814 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8815 Nathan Sidwell <nathan@codesourcery.com>
8817 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8818 (SUBTARGET_EXTRA_SPECS): New macros.
8819 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8820 use %(asm_cpu_spec) instead.
8821 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8822 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8823 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8824 (EXTRA_SPECS): Rename to...
8825 (SUBTARGET_EXTRA_SPECS): ...this.
8827 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8828 Richard Sandiford <richard@codesourcery.com>
8829 Julian Brown <julian@codesourcery.com>
8831 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8832 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8833 to the configuration's default CPU.
8834 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8835 Remove default masks.
8836 (m680[012]0-*-*): Set the default with_cpu to the first part of
8838 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8839 (m68k*-*-linux): Extend the --with-cpu handling to...
8840 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8841 and m68010. Don't set target_cpu_default2.
8842 * doc/install.texi: Document --with-cpu for m68k.
8843 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8844 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8845 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8846 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8847 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8848 (ASM_SPEC): Remove use of %(asm_cpu_default).
8849 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8850 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8851 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8852 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8853 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8854 (TARGET_DEFAULT): Delete.
8855 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8856 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8857 (CPP_CPU_SPEC): Delete.
8858 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8859 the appropriate string.
8860 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8861 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8862 (ASM_SPEC): Don't use %(asm_default_spec).
8863 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8864 TARGET_DEFAULT and add MASK_68881.
8865 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8867 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8869 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8870 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8871 MASK_68010 alongside MASK_68020.
8872 * doc/invoke.texi: Document -m68010.
8873 * config/m68k/m68k.opt (m68010): New.
8874 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8876 (TUNE_68010): New macro.
8877 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8878 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8879 (M68K_CPU_m68332): Add MASK_68010.
8880 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8881 fallback definition.
8882 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8884 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8885 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8886 to all entries that use MASK_68020.
8887 (output_move_simode_const, output_move_himode, output_move_qimode)
8888 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8889 instead of TARGET_68020 to select clr behavior. Remove comment
8890 about there being no TARGET_68010.
8891 * config/m68k/m68k.md: Likewise throughout.
8893 2007-01-12 Julian Brown <julian@codesourcery.com>
8895 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8896 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8897 * config/m68k/m68k.md: Likewise.
8899 2007-01-12 Julian Brown <julian@codesourcery.com>
8901 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8902 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8904 2007-01-12 Julian Brown <julian@codesourcery.com>
8906 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8907 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8908 * config/m68k/m68k.md: Likewise.
8910 2007-01-12 Julian Brown <julian@codesourcery.com>
8911 Richard Sandiford <richard@codesourcery.com>
8913 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8914 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8915 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8917 (TARGET_CPU32): Rename to...
8918 (TUNE_CPU32): ...this.
8919 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8920 (TUNE_CFV2): New macros.
8921 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8922 remove conditions that are implied by TARGET_68020.
8923 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8924 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8925 (m68k_output_function_epilogue): Likewise.
8926 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8927 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8928 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8929 non-68000 timings. Refactor multiplication and division costs.
8930 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8931 TUNE_CPU32 instead of TARGET_CPU32.
8932 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8933 and TUNE_68060 instead of TARGET_68060.
8934 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8935 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8937 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8938 && !TARGET_COLDFIRE" to choose between moveq and clr.
8939 Likewise in the unnamed movsf pattern.
8940 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8941 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8944 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8946 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8947 of tabbing before backslashes.
8949 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8951 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8952 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8953 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8955 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8957 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8958 find_interesting_uses_cond.
8959 (find_interesting_uses_cond): Use extract_cond_operands.
8960 (rewrite_use_compare): Use extract_cond_operands and
8961 force_gimple_operand_bsi. Do not call update_stmt.
8962 (determine_use_iv_cost_condition): Use extract_cond_operands.
8963 Return cheaper of using original bound and changing the exit bound.
8965 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8967 PR tree-optimization/29516
8968 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8969 most_expensive_mult_to_index, addr_to_parts,
8970 create_mem_ref, maybe_fold_tmr): Make the type of
8971 fields of TARGET_MEM_REF sizetype.
8972 (move_fixed_address_to_symbol, move_pointer_to_base):
8974 * tree.def (TARGET_MEM_REF): Add comment on types of
8977 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8979 * c-common.c (vector_types_convertible_p): Treat opaque types as
8980 always convertible if they have the same size, but not otherwise.
8982 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8984 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8985 Remove the b_unconditional field.
8986 (noce_try_sign_mask): Do not look at b_unconditional.
8987 (noce_process_if_block): Do not use merge_if_blocks. Update
8988 the CFG here. Do not set b_unconditional.
8989 (cond_move_process_if_block): Likewise.
8990 (find_cond_trap): Likewise.
8991 (check_cond_move_block): Require simple jump insns at the end
8994 2007-01-11 Jan Hubicka <jh@suse.cz>
8996 PR tree-optimization/1046
8997 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8998 when alias info is not ready.
8999 (pass_tail_recursion): Do not require aliasing.
9000 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9001 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9002 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9003 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9004 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9005 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9006 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9008 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9009 When aliasing is not build, mark statement as volatile.
9011 2007-01-11 Tom Tromey <tromey@redhat.com>
9013 PR preprocessor/15185, PR preprocessor/20989:
9014 * doc/cppopts.texi <-MT>: Update description of algorithm for
9015 computing default target.
9016 <-M, -MD>: Reword "basename" text.
9018 2007-01-11 Roger Sayle <roger@eyesopen.com>
9020 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9021 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9022 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9023 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9024 fold_builtin_bswap, real_constp, fold_builtin_pow,
9025 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9026 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9027 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9028 * convert.c (convert_to_pointer): Likewise.
9029 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9030 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9031 const_binop, fold_convert_const_int_from_int,
9032 fold_convert_const_int_from_real,
9033 fold_convert_const_real_from_real, sign_bit_p,
9034 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9035 fold_sign_changed_comparison, fold_unary, fold_comparison,
9036 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9037 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9038 * print-tree.c (print_node_brief, print_node): Likewise.
9039 * stor-layout.c (place_field, layout_type): Likewise.
9040 * tree-chrec.c (keep_cast): Likewise.
9041 * tree.c (build_vector, build_real, build_real_from_int_cst,
9042 build_complex): Likewise.
9044 2007-01-11 Roger Sayle <roger@eyesopen.com>
9046 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9047 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9049 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9051 * configure.ac (strict1_warn): Rename to strict_warn.
9052 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9053 cc_set_by_configure, quoted_cc_set_by_configure,
9054 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9055 all_boot_languages, all_stagestuff): Remove.
9056 (target_list): Remove bootstrap targets.
9057 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9058 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9059 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9060 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9061 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9062 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9063 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9064 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9065 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9066 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9067 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9068 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9069 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9070 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9071 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9072 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9073 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9074 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9075 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9076 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9077 (mostlyclean): Adjust.
9078 (clean, distclean): Don't mention bootstrap stuff.
9079 * configure: Regenerate.
9080 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9081 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9082 treelang/config-lang.in (stagestuff): Remove.
9083 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9084 stageprofile, stagefeedback, stagestuff): Remove mention.
9086 2007-01-11 Nick Clifton <nickc@redhat.com>
9088 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9090 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9091 (mcore_arith_K_S_operand): Run the test for the S constraint not
9092 the test for the M constraint.
9093 (mcore_addsub_operand): Do not accept integer values that are
9094 larger than 32 bits.
9095 * config/mcore/mcore.md: Remove unused constraints from split.
9096 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9098 (allocate_stack): Likewise.
9099 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9100 operands to 32 bits.
9101 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9103 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9104 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9105 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9106 mcore_output_bclri, mcore_output_andn, output_inline_const,
9107 mcore_output_move, mcore_output_movedouble): Likewise.
9108 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9109 (output_inline_const): Likewise.
9110 (output_inline_const): Fix format strings used in sprintf
9112 * config/mcore/mcore-protos.h: Update prototypes for changed
9113 functions in mcore.c.
9114 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9115 HOST_WIDE_INT and not int.
9116 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9117 CONST_OK_FOR_N): Likewise.
9118 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9119 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9122 2007-01-10 Jan Hubicka <jh@suse.cz>
9124 * tree-vrp.c (remove_range_assertions): Release defs.
9125 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9126 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9128 2007-01-10 Paul Brook <paul@codesourcery.com>
9130 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9131 * config/arm/arm.md (mulsi3subsi): New insn.
9133 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9135 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9136 (tree_transform_and_unroll_loop): New.
9137 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9140 2007-01-10 Robert Kennedy <jimbob@google.com>
9142 * fold-const.c (fold_comparison): Fold comparisons like (x *
9143 1000 < 0) to (x < 0).
9145 2007-01-10 Ian Lance Taylor <iant@google.com>
9147 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9148 operands have the same priority.
9150 2007-01-10 Tom Tromey <tromey@redhat.com>
9152 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9153 (fold_binary): Likewise.
9154 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9155 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9156 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9157 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9158 * langhooks.h (struct lang_hooks): Removed field
9159 'can_use_bit_fields_p'.
9161 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9163 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9165 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9167 * function.c (get_last_funcdef_no): New function.
9168 * function.h (get_last_funcdef_no): Declare.
9169 * tree-inline.c (initialize_cfun): Add initialization.
9170 (tree_function_versioning): Cleanup.
9172 2007-01-10 Jan Hubicka <jh@suse.cz>
9174 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9177 2007-01-10 Sa Liu <saliu@de.ibm.com>
9178 Ben Elliston <bje@au.ibm.com>
9180 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9181 for SAVE_NONLOCAL and Pmode for any other save level.
9182 * spu-protos.h (spu_restore_stack_block): Declare.
9183 * spu.md (save_stack_block): Remove.
9184 (restore_stack_block): Call spu_restore_stack_block.
9185 * spu.c (spu_restore_stack_block): New function.
9186 (spu_expand_epilogue): Remove old comment.
9188 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9190 PR tree-optimization/30322
9191 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9192 (cand_value_at): Return the value as aff_tree.
9193 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9194 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9195 aff_combination_mult): New functions.
9196 (aff_combination_add): Use aff_combination_add_cst.
9197 (aff_combination_convert): Allow conversions to a wider type.
9198 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9199 * tree-affine.h (aff_combination_mult): Declare.
9201 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9203 * doc/tm.texi: Update documentation to reflect reality of exec
9204 and start file search behaviours. Update copyright year.
9205 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9206 header file directories.
9208 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9211 (*cosxf2): Rename to cosxf2_i387.
9212 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9213 using X87MODEF12 mode macro. Rename patterns to
9214 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9216 (*cosdf2, *cossf2): Ditto.
9217 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9218 to match extended input operands.
9219 (sincos<mode>3): New expander.
9220 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9221 insn patterns and corresponding splitters.
9223 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9225 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9226 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9228 2007-01-09 Nicolas Pitre <nico@cam.org>
9231 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9233 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9235 * target.h (struct gcc_target): New field library_rtti_comdat.
9236 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9237 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9238 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9239 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9241 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9243 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9245 2007-01-08 Richard Guenther <rguenther@suse.de>
9247 * tree.h (force_fit_type_double): Export.
9248 (force_fit_type): Remove.
9249 * fold-const.c (force_fit_type_double): New function.
9250 (force_fit_type): Remove.
9251 (int_const_binop): Use it.
9252 (fold_convert_const_int_from_int): Likewise.
9253 (fold_convert_const_int_from_real): Likewise.
9254 (fold_div_compare): Likewise.
9255 (fold_sign_changed_comparison): Likewise.
9256 (fold_unary): Likewise.
9257 (fold_negate_const): Likewise.
9258 (fold_abs_const): Likewise.
9259 (fold_not_const): Likewise.
9260 * c-common.c (shorten_compare): Use force_fit_type_double.
9261 * convert.c (convert_to_pointer): Likewise.
9263 2007-01-08 Richard Guenther <rguenther@suse.de>
9265 * tree.h (build_int_cst_wide_type): Export.
9266 * tree.c (build_int_cst_wide_type): New function.
9267 (build_int_cst_wide): Fix comment.
9268 * builtins.c (fold_builtin_object_size): Use build_int_cst
9269 to build -1 or 0 of the correct type. Use fit_double_type
9270 to check for overflow.
9271 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9273 (decode_field_reference): Likewise.
9274 (all_ones_mask_p): Likewise.
9275 (native_interpret_int): Use build_int_cst_wide_type.
9276 (fold_binary): Use build_int_cst_type to build an all-ones
9278 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9280 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9282 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9284 2007-01-09 Ben Elliston <bje@au.ibm.com>
9286 * genautomata.c (STATS_OPTION): New option.
9287 (stats_flag): New flag.
9288 (gen_automata_option): Handle it.
9289 (initiate_automaton_gen): Ditto.
9290 (write_automata): Output statistics only if stats_flag is
9291 set. Likewise, output time statistics only if time_flag is set.
9292 * doc/md.texi (Processor pipeline description): Document new flag.
9294 2007-01-08 Richard Guenther <rguenther@suse.de>
9296 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9297 * tree.c (build_int_cst_type): Likewise.
9298 (size_in_bytes): Don't call force_fit_type on the result.
9299 (int_fits_type_p): Use fit_double_type.
9300 * fold-const.c (fit_double_type): New function.
9301 (force_fit_type): Use it.
9302 * tree.h (fit_double_type): Export.
9304 2007-01-08 Jan Hubicka <jh@suse.cz>
9306 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9307 * ipa.c (function_and_variable_visibility): Fix return type.
9309 2007-01-08 Richard Guenther <rguenther@suse.de>
9311 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9312 of offset to build the index.
9313 * tree-pretty-print.c (dump_generic_node): Don't build negated
9314 const just for printing.
9315 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9316 * builtins.c (fold_builtin_int_roundingfn): Check if result
9317 fits the type by using force_fit_type and comparing the result.
9318 * predict.c (predict_loops): Use compare_tree_int for comparison.
9319 * tree.c (build_int_cst): Fall back to integer_type_node for
9321 (build_int_cst_wide): Assert type is non-null.
9323 2007-01-08 Roberto Costa <roberto.costa@st.com>
9325 * tree-vrp.c (extract_range_from_cond_expr): New.
9326 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9327 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9329 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9330 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9331 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9332 used as expressions.
9333 * tree-object-size.c (cond_expr_object_size): New.
9334 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9336 2007-01-08 Jan Hubicka <jh@suse.cz>
9338 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9339 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9342 2007-01-08 Richard Guenther <rguenther@suse.de>
9344 PR tree-optimization/23603
9345 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9346 (extract_range_from_binary): Fall back to truthvalue instead of
9347 varying for TRUTH_*_EXPR.
9348 (extract_range_from_comparison): Fall back to truthvalue instead of
9350 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9351 if all visited PHI values were constant.
9353 2007-01-08 Jan Hubicka <jh@suse.cz>
9355 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9356 (cgraph_analyze_function): break out from ...
9357 (cgraph_finalize_compilation_unit): ... here.
9358 (cgraph_expand_function): Remove forgoten commented out line.
9359 (cgraph_optimize): Analyze functions.
9361 2007-01-08 Jan Hubicka <jh@suse.cz>
9363 * tree-pas.h (TODO_remove_function): New flag.
9364 (TODO_update*): Renumber.
9365 (pass_ipa_increase_alignment,
9366 pass_ipa_function_and_variable_visibility): New passes.
9367 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9368 (cgraph_function_and_variable_visibility): Move to ipa.c
9369 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9370 cgraph_increase_alignment.
9371 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9372 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9373 calling tree-inline.
9374 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9375 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9376 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9377 (gate_increase_alignment): New function.
9378 (pass_ipa_increase_alignment): New pass.
9379 * ipa.c: Inline tree-pass.h and timevar.h
9380 (function_and_variable_visibility): Move here from cgraphunit.c
9381 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9382 * passes.c (init_optimization_passes): Add the two new passes.
9383 (execute_todo): Handle cgraph_remove_functions.
9385 2007-01-08 Nick Clifton <nickc@redhat.com>
9387 * config/frv/predicates.md (reg_or_0_operand): Accept
9390 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9392 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9393 * config.gcc: Add bfin*-rtems*.
9395 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9397 * c.opt: Add -flax-vector-conversions.
9398 * c-typeck.c (convert_for_assignment): Pass flag to
9399 vector_types_convertible_p to allow emission of note.
9400 (digest_init): Likewise.
9401 * c-opts.c: Handle -flax-vector-conversions.
9402 * c-common.c (flag_lax_vector_conversions): New.
9403 (vector_types_convertible_p): Unless -flax-vector conversions
9404 has been passed, disallow conversions between vectors with
9405 differing numbers of subparts and/or element types. If such
9406 a conversion is disallowed, possibly emit a note on the first
9407 occasion only to inform the user of -flax-vector-conversions.
9408 The new last argument specifies this.
9409 * c-common.h (flag_lax_vector_conversions): New.
9410 (vector_types_convertible_p): Add extra argument.
9411 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9412 char_type_node for V*QI type vectors.
9413 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9414 Update to satisfy new typechecking rules.
9415 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9417 * doc/invoke.texi (C Dialect Options): Document
9418 -flax-vector-conversions.
9420 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9422 PR tree-optimization/29877
9423 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9424 a register variable on the RHS to not be replaceable.
9426 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9427 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9428 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9429 const_simm15, const_pow2, const_npow2): Added.
9430 * config/score/misc.md (insv, extv, extzv, movmemsi,
9431 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9432 * config/score/score.c (score_address_cost, score_select_cc_mode):
9434 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9435 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9436 Update score_print_operand.
9437 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9438 Adjust register allocate order and update some macro define.
9439 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9440 mdx_block_move_straight, mdx_block_move_loop_head,
9441 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9442 mdx_block_move): Added.
9443 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9444 mdp_limm): Updated and fix some bug and typo.
9445 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9446 (movsf, movdf, doloop_end): Added.
9448 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9450 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9451 config/arm/thumb2.md: Fix comment typos.
9452 * doc/extend.texi: Fix a typo.
9454 2007-01-07 Eric Christopher <echristo@apple.com>
9456 * configure.ac: Check for __stack_chk_fail for darwin.
9457 * configure: Regenerate.
9459 2007-01-07 Richard Guenther <rguenther@suse.de>
9461 * tree-vrp.c (extract_range_from_assert): CSE calls to
9462 compare_values where possible.
9463 (extract_range_from_unary_expr): Likewise.
9465 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9467 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9468 * config/avr/avr.c (call_insn_operand): Delete function.
9469 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9470 instead of register number. Use predicates.
9471 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9472 call_insn_operand): Add.
9474 2007-01-06 Jan Hubicka <jh@suse.cz>
9476 * tree-pass.h (pass_build_cgraph_edges): Declare.
9477 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9478 (visited_nodes): Remove.
9479 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9480 build_cgrpah_edges; make visited_nodes local.
9481 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9482 (record_references_in_initializer): Move to cgraphbuild.c
9483 (initialize_inline_failed, rebuild_cgraph_edges,
9484 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9485 (verify_cgraph_node): Make visited_nodes local.
9486 (cgraph_analyze_function): Do not call cgraph_create_edges and
9487 initialize_inline_failed.
9488 (cgraph_expand_function): Do not call cgraph_lower_function;
9489 assert that function is already lowered.
9490 * Makefile.in (cgraphbuild.o): New.
9491 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9492 at the end of lowering passes.
9494 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9496 * ifcvt.c (cond_move_convert_if_block): New function, code
9497 factored out from...
9498 (cond_move_process_if_block): ...here. Call the new function
9499 on the THEN and ELSE blocks.
9500 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9501 already takes care of this.
9503 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9506 * tree.h (TREE_OVERFLOW_P): New.
9507 * c-typeck.c (parser_build_unary_op): Warn only if result
9508 overflowed and operands did not.
9509 (parser_build_binary_op): Likewise.
9510 (convert_for_assignment): Remove redundant overflow_warning.
9511 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9513 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9515 * c-typeck.c (store_init_value): Split over two lines to follow
9516 the GNU coding style.
9518 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9520 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9521 __GXX_EXPERIMENTAL_CXX0X__.
9522 * doc/cpp.texi: Same.
9524 2007-01-05 Richard Guenther <rguenther@suse.de>
9527 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9528 with mismatched types. Instead explicitly build a
9529 conversion NOP_EXPR.
9531 2007-01-05 Ian Lance Taylor <iant@google.com>
9533 * c-common.c (decl_with_nonnull_addr_p): New function.
9534 (c_common_truthvalue_conversion): Call it.
9535 * c-typeck.c (build_binary_op): Likewise.
9536 * c-common.h (decl_with_nonnull_addr_p): Declare.
9538 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9541 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9544 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9546 * doc/install.texi (Final install): Document the fact that
9547 the GNAT runtime should not be stripped.
9549 2007-01-04 Jan Hubicka <jh@suse.cz>
9551 * tree-inline.c (fold_marked_statements): Update operand caches
9552 and EH after folding
9554 2007-01-04 Ian Lance Taylor <iant@google.com>
9556 * c-common.c (check_function_nonnull): Whitespace fix.
9558 2007-01-04 Jan Hubicka <jh@suse.cz>
9560 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9561 comitted older version of patch.
9562 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9563 function, celanup cfg and collect garbage.
9565 2007-01-04 Mike Stump <mrs@apple.com>
9567 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9570 2007-01-04 Eric Christopher <echristo@apple.com>
9572 * libgcc2.c (__bswapsi2): Use SItype.
9573 (__bswapdi2): Use DItype.
9574 * libgcc2.h: Update for above.
9576 2007-01-04 Paul Brook <paul@codesourcery.com>
9578 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9579 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9580 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9581 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9582 umulsi3_highpart): Make conditional on !arm_arch6.
9583 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9584 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9585 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9586 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9587 umulsi3_highpart_v6): New insns.
9589 2007-01-04 Roger Sayle <roger@eyesopen.com>
9591 * fold-const.c (fold_convert): When casting an expression to void,
9592 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9593 have a type. Instead of attempting to build a NOP_EXPR, return
9594 these "special" trees directly.
9596 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9598 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9599 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9600 rs6000_cost->fp not 0 as adjustment for outer NEG.
9602 2007-01-04 Jan Hubicka <jh@suse.cz>
9604 * cgraph.c (cgraph_release_function_body): New function.
9605 (cgraph_remove_node): Use it.
9606 * cgraph.h (cgraph_release_function_body): Declare.
9607 * cgraphunit.c (cgraph_expand_function): Use it.
9608 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9609 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9610 is initialized and while compilation of other function is running.
9611 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9612 statement CFG annotations from here to ...
9613 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9615 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9617 * cfgloop.h (enum li_flags): Make the constants powers of two.
9619 2007-01-04 Jan Hubicka <jh@suse.cz>
9621 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9623 (fold_marked_statements): New function.
9624 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9625 * tree-inline.h (copy_body_data): Add statements_to_fold.
9627 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9629 * config.gcc: Mention libgcc/config.host.
9630 * Makefile.in: Update comments mentioning libgcc.
9631 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9632 (all.cross, start.encap, rest.encap, rest.cross): Update
9633 dependencies for libgcc move.
9634 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9635 (clean-target, clean-target-libgcc): Delete.
9636 (srcdirify, GCC_EXTRA_PARTS): New macros.
9637 (libgcc-support, libgcc.mvars): New rules.
9638 (distclean): Remove mention of mklibgcc.
9639 (install): Don't reference INSTALL_LIBGCC.
9640 (install-common): Don't reference EXTRA_PARTS.
9641 (install-libgcc, install-multilib): Delete rules.
9642 * mklibgcc.in: Delete file.
9643 * doc/configfiles.texi: Don't mention mklibgcc.
9645 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9646 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9647 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9648 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9649 (mklibgcc, ldblspecs): Likewise.
9651 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9652 (posixpre.def): Use $(T).
9653 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9654 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9655 (SHLIB_LINK): Make dummy.
9656 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9658 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9660 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9661 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9662 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9663 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9665 * configure.ac (all_outputs): Remove mklibgcc.
9666 * configure: Regenerated.
9668 2007-01-03 Josh Conner <jconner@apple.com>
9671 * calls.c (compute_argument_addresses): Set stack and stack_slot
9672 for partial args, too.
9673 (store_one_arg): Use locate.size.constant for the size when
9674 generating a save_area.
9676 2007-01-03 Robert Kennedy <jimbob@google.com>
9678 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9679 whose definitions are deleted due to basic block merging.
9681 2007-01-03 Paul Brook <paul@codesourcery.com>
9684 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9686 (use_return_insn): Return 0 for Thumb interrupt functions.
9687 (print_multi_reg): Add rfe argument for IRQ returns.
9688 (arm_output_epilogue): Pop interrupt return address directly into PC.
9689 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9691 2007-01-03 Paul Brook <paul@codesourcery.com>
9693 Merge from sourcerygxx-4_1.
9694 * config/arm/thumb2.md: New file.
9695 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9697 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9698 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9699 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9700 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9702 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9703 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9705 * config/arm/ieee754-sf.S: Ditto.
9706 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9707 (thumb1_base_register_rtx_p): ... to this.
9708 (thumb_index_register_rtx_p): Rename...
9709 (thumb1_index_register_rtx_p): ... to this.
9710 (thumb_output_function_prologue): Rename...
9711 (thumb1_output_function_prologue): ... to this.
9712 (thumb_legitimate_address_p): Rename...
9713 (thumb1_legitimate_address_p): ... to this.
9714 (thumb_rtx_costs): Rename...
9715 (thumb1_rtx_costs): ... to this.
9716 (thumb_compute_save_reg_mask): Rename...
9717 (thumb1_compute_save_reg_mask): ... to this.
9718 (thumb_final_prescan_insn): Rename...
9719 (thumb1_final_prescan_insn): ... to this.
9720 (thumb_expand_epilogue): Rename...
9721 (thumb1_expand_epilogue): ... to this.
9722 (arm_unwind_emit_stm): Rename...
9723 (arm_unwind_emit_sequence): ... to this.
9724 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9725 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9726 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9727 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9728 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9729 thumb2_output_casesi): New functions.
9730 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9731 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9732 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9733 THUMB2_WORK_REGS): Define.
9734 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9735 arm_condexec_mask, arm_condexec_masklen)): New variables.
9736 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9737 (arm_override_options): Check new CPU capabilities.
9738 Set new architecture flag variables.
9739 (arm_isr_value): Handle v7m interrupt functions.
9740 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9742 (const_ok_for_arm): Handle Thumb-2 constants.
9743 (arm_gen_constant): Ditto. Use movw when available.
9744 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9746 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9747 (thumb_find_work_register, arm_load_pic_register,
9748 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9749 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9750 print_multi_reg, output_mov_long_double_fpa_from_arm,
9751 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9752 output_mov_double_fpa_from_arm, output_move_double,
9753 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9754 output_return_instruction, arm_output_function_prologue,
9755 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9756 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9757 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9758 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9759 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9760 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9762 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9763 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9764 (arm_file_start): Output directive for unified syntax.
9765 (arm_unwind_emit_set): Handle stack alignment instruction.
9766 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9767 Add v6t2, v7, v7a, v7r and v7m.
9768 (RETLDM): Add Thumb-2 code.
9769 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9770 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9771 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9772 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9773 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9774 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9775 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9776 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9777 ADJUST_INSN_LENGTH): Define.
9778 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9779 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9780 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9781 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9782 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9783 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9784 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9785 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9786 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9787 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9788 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9789 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9790 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9791 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9792 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9793 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9794 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9796 * config/arm/arm-tune.md: Regenerate.
9797 * config/arm/arm-protos.h: Update prototypes.
9798 * config/arm/vfp.md: Enable patterns for Thumb-2.
9799 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9800 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9801 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9802 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9803 * config/arm/libunwind.S: Add Thumb-2 code.
9804 * config/arm/constraints.md: Update include Thumb-2.
9805 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9806 * config/arm/ieee754-df.S: Ditto.
9807 * config/arm/bpabi.S: Ditto.
9808 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9809 * config/arm/predicates.md (low_register_operand,
9810 low_reg_or_int_operand, thumb_16bit_operator): New.
9811 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9812 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9813 * config/arm/t-arm-elf: Add armv7 multilib.
9814 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9816 (UNSPEC_STACK_ALIGN, ce_count): New.
9817 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9818 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9820 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9821 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9822 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9823 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9824 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9825 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9827 * doc/extend.texi: Document ARMv7-M interrupt functions.
9828 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9830 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9832 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9833 (struct _Unwind_Context): Rename args_size to flags, remove
9834 signal_frame field, add a new args_size field and version field.
9835 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9836 _Unwind_IsExtendedContext): New inline functions.
9837 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9838 Assume by_value array is only present if _Unwind_IsExtendedContext.
9839 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9840 _Unwind_IsSignalFrame.
9841 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9842 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9843 (uw_init_context_1): Initialize context->flags to
9844 EXTENDED_CONTEXT_BIT.
9845 * config/rs6000/linux-unwind.h (frob_update_context): Use
9846 _Unwind_SetSignalFrame.
9848 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9851 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9852 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9855 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9857 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9858 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9859 RET, AT_SP): Remove.
9860 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9863 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9864 * cfgbuild.c (find_basic_blocks): Likewise.
9865 * cfgrtl.c (rtl_create_basic_block): Likewise.
9866 * function.c (temp_slots_at_level): Likewise.
9867 * reg-stack.c (stack_regs_mentioned): Likewise.
9868 * regclass.c (allocate_reg_info): Likewise.
9869 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9870 set_bb_for_stmt, move_block_to_fn): Likewise.
9871 * tree-complex.c (tree_lower_complex): Likewise.
9872 * vec.h (VEC_safe_grow_cleared): New.
9874 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9876 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9878 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9879 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9881 * cfgloopmanip.c (scale_loop_frequencies): Export.
9882 (loopify): Scale the frequencies by prescribed coefficients.
9883 (set_zero_probability): New function.
9884 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9885 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9886 and frequencies according to arguments.
9887 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9889 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9890 * modulo-sched.c (sms_schedule): Set probabilities for entering
9891 versioned loop correctly.
9892 * tree-vect-transform.c (vect_transform_loop): Ditto.
9893 * cfgloop.h (loopify, loop_version): Declaration changed.
9894 (scale_loop_frequencies): Declared.
9896 2007-01-02 Jan Hubicka <jh@suse.cz>
9898 * cgraph.c: Include tree-flow.h
9899 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9901 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9902 * tree-pass.h (pass_all_early_optimizations): Declare.
9903 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9905 (cgraph_analyze_function): Do early_local_passes.
9906 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9907 Do not add referenced vars.
9908 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9910 (gate_all_early_local_passes): New gate.
9911 (pass_early_local_passes): Use new gate.
9912 (execute_early_local_optimizations): New functions.
9913 (gate_all_early_optimizations): New gate.
9914 (pass_all_early_optimizations): New pass.
9915 (execute_free_datastructures): Free SSA only when initialized.
9916 (gate_init_datastructures): Init only when optimizing.
9917 (tree_lowering_passes): Do early local passes when called late.
9918 * tree-profile.c (do_tree_profiling): Don't profile functions added
9920 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9921 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9923 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9924 during early_local_passes.
9925 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9928 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9930 * Makefile.in: Update copyright year.
9932 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9934 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9935 in $(lang_checks) and check-consistency targets.
9937 2007-01-02 Jan Hubicka <jh@suse.cz>
9939 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9940 Do not add referenced vars.
9941 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9943 * passes.c (init_optimization_passes): Put mudflap_2 after
9944 free_datastructures.
9946 2007-01-02 Jan Hubicka <jh@suse.cz>
9948 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9949 Set NOTHROW flag on call statements proved to be nothrow.
9950 Update statement of local calls so new pure/const functions are
9951 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9953 (tree_rest_of_compilation): Register hooks and initialize bitmap
9954 early. Do not set after_inlining flag.
9956 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9958 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9959 HOST_BITS_PER_LONGLONG
9961 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9964 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9965 warning for non-static initializers.
9967 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9969 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9970 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9971 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9972 Always use set_unique_reg_note to add REG_EQUAL notes.
9974 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9977 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9979 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9980 * cfgbuild.c (find_basic_blocks): Likewise.
9981 * cfgrtl.c (rtl_create_basic_block): Likewise.
9982 * function.c (temp_slots_at_level): Likewise.
9983 * reg-stack.c (stack_regs_mentioned): Likewise.
9984 * regclass.c (allocate_reg_info): Likewise.
9985 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9986 set_bb_for_stmt, move_block_to_fn): Likewise.
9987 * tree-complex.c (tree_lower_complex): Likewise.
9988 * vec.h (VEC_safe_grow_cleared): New.
9990 2007-01-02 Ian Lance Taylor <iant@google.com>
9992 * c-common.c (c_common_truthvalue_conversion): When warning about
9993 using an assignment as a truth value, set TREE_NO_WARNING.
9995 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9998 * c.opt (Wold-style-declaration): New.
9999 * doc/invoke.texi (C-only Warning Options): New.
10000 (Wold-style-declaration): Document it.
10001 (Wextra): Enabled by -Wextra.
10002 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10003 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10004 -Wold-style-declaration.
10006 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10008 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10009 * cfgbuild.c (find_basic_blocks): Likewise.
10010 * cfgrtl.c (rtl_create_basic_block): Likewise.
10011 * function.c (temp_slots_at_level): Likewise.
10012 * reg-stack.c (stack_regs_mentioned): Likewise.
10013 * regclass.c (allocate_reg_info): Likewise.
10014 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10015 set_bb_for_stmt, move_block_to_fn): Likewise.
10016 * tree-complex.c (tree_lower_complex): Likewise.
10017 * vec.h (VEC_safe_grow_cleared): New.
10019 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10021 * c-common.c (c_common_nodes_and_builtins): Since variants of
10022 void_type_node get built before it is given a name, we need to
10023 give those variants the name, too.
10024 (complete_array_type): We need to work with the canonical main
10025 type of the array, from which we will build the qualified version.
10026 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10027 * print-tree.c (print_node): Display canonical type information
10029 * stor-layout.c (layout_type): When we don't know the
10030 alignment of a type for which we're building an array, we end up
10031 guessing wrong, so make the type require structural equality.
10032 * tree.c (make_node_stat): When we build a new type, it is its
10033 own canonical type.
10034 (build_type_attribute_qual_variant): When building an attribute
10035 variant, its canonical type is the non-attribute variant. However,
10036 if the attributes are target-dependent and they differ, we need to
10037 use structural equality checks for this type.
10038 (build_qualified_type): A qualified type is not equivalent to its
10039 unqualified variant; set the canonical type appropriately.
10040 (build_distinct_type_copy): When building a distinct type from
10041 another type, the new type is its own canonical type.
10042 (build_variant_type_copy): When building a new type variant, we
10043 assume that it is equivalent to the original type.
10044 (build_pointer_type_for_mode): When building a pointer type, also
10045 build a canonical type pointer.
10046 (build_reference_type_for_mode): When building a reference type,
10047 also build a canonical type reference.
10048 (build_index_type): When we can't hash an index type (e.g.,
10049 because its maximum value is negative), the index type requires
10050 structural equality tests.
10051 (build_array_type): Build the canonical form of an array type.
10052 (build_function_type): Function types require structural equality,
10053 because they contain default arguments, attributes, etc.
10054 (build_method_type_directly): Ditto for method types.
10055 (build_offset_type): Build the canonical offset type.
10056 (build_complex_type): Build the canonical vector type.
10057 (make_vector_type): Build the canonical vector type.
10058 * tree.h (TYPE_CANONICAL): New.
10059 (TYPE_STRUCTURAL_EQUALITY_P): New.
10060 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10061 (struct tree_type): Added "canonical" field.
10062 * params.h (VERIFY_CANONICAL_TYPES): New.
10063 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10064 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10065 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10066 * doc/invoke.texi (verify-canonical-types): Document --param
10067 parameter for verifying canonical types.
10069 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10071 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10072 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10073 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10074 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10076 * config/rs6000/e500.h: New.
10077 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10078 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10080 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10081 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10082 TARGET_E500_DOUBLE): Remove.
10083 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10084 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10085 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10086 * config/rs6000/rs6000.c (rs6000_override_options): Use
10087 CHECK_E500_OPTIONS.
10089 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10091 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10092 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10093 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10094 rs6000_emit_cmove): Don't check TARGET_E500.
10095 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10096 sordered): Don't check TARGET_E500.
10098 2007-01-01 Eric Christopher <echristo@apple.com>
10100 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10101 HARD_REGISTER_NUM_P.
10103 2007-01-01 Roger Sayle <roger@eyesopen.com>
10105 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10106 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10107 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10110 2007-01-01 Mike Stump <mrs@apple.com>
10112 * configure.ac: Remove support for building with Apple's gcc-3.1.
10114 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10116 PR middle-end/30311
10117 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10118 REG is a hard register. Do not modify REG before calling
10120 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10121 multiple of the size of YMODE for certain lowpart cases.
10123 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10125 PR middle-end/30253
10126 * gimplify (voidify_wrapper_expr): Update for
10127 GIMPLE_MODIFY_STMT.
10129 2007-01-01 Andreas Schwab <schwab@suse.de>
10132 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10133 save of BR0 in extra_spill_size instead of spill_size.
10134 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10136 (ia64_expand_epilogue): Restore BR0 from its new location.
10138 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10140 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10141 Use a temporary variable if the left hand side is not a gimple
10144 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10146 * gimplify.c (gimplify_return_expr): Make the temporary variable
10147 for the return expression, a gimple register variable.
10149 2007-01-01 Jan Hubicka <jh@suse.cz>
10151 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10154 2007-01-01 Mike Stump <mrs@apple.com>
10156 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10158 * config/darwin.c (machopic_select_rtx_section): Use
10159 HAVE_GAS_LITERAL16.
10160 (darwin_mergeable_constant_section): Likewise.
10161 * configure: Regenerate.
10162 * config.in: Regenerate.
10164 2007-01-01 Jan Hubicka <jh@suse.cz>
10165 Andrew Pinski <pinskia@gmail.com>
10167 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10168 before starting IPA passes.