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.
26 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
28 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
29 LANG_HOOKS_SAFE_FROM_P.
30 * expr.c (safe_from_p): Remove langhook call.
31 * langhooks.h (lang_hooks): Remove safe_from_p.
32 (lhd_safe_from_p): Remove prototype.
33 * langhooks.c (lhd_safe_from_p): Remove.
35 2007-04-06 Jan Hubicka <jh@suse.cz>
37 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
40 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
43 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
44 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
45 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
47 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
48 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
50 2007-04-05 Richard Henderson <rth@redhat.com>
52 * config/alpha/alpha.c (print_operand) [+]: Remove.
53 (alpha_end_function): Print nop if call at end of function.
54 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
55 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
56 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
57 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
58 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
59 the call pattern. Update peepholes to match.
61 2007-04-05 Janis Johnson <janis187@us.ibm.com>
63 * doc/extend.texi (Other Builtins): Add decimal float variants
65 * builtins.def: Ditto.
66 * builtins.c (expand_builtin): Ditto.
68 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
69 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
73 of V8HImode when calling ix86_binary_operator_ok.
74 (sse2_pmaddwd): Call ix86_binary_operator_ok.
75 (sdot_prodv8hi): Operands 1 and 2 must be register.
77 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
79 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
80 initialize align to silence bogus warning.
82 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
85 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
87 (struct sra_walk_fns): Remove use_all parameter from use.
88 (sra_hash_tree): Handle BIT_FIELD_REFs.
89 (sra_elt_hash): Don't hash bitfld blocks.
90 (sra_elt_eq): Skip them in parent compares as well. Handle
92 (sra_walk_expr): Don't maintain or pass down use_all_p.
93 (scan_use): Remove use_all parameter.
94 (scalarize_use): Likewise. Re-expand assignment to
95 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
96 output, and re-scalarize after output. Don't mark anything
98 (scalarize_ldst): Adjust.
99 (scalarize_walk_gimple_modify_statement): Likewise.
100 (build_element_name_1): Handle BIT_FIELD_REFs.
101 (instantiate_element): Don't warn for any element whose parent
103 (instantiate_missing_elements_1): Return the sra_elt.
104 (canon_type_for_field): New.
105 (try_instantiate_multiple_fields): New.
106 (instantiate_missing_elemnts): Use them.
107 (mark_no_warning): Removed.
108 (generate_one_element_ref): Handle BIT_FIELD_REFs.
109 (REPLDUP, sra_build_elt_assignment): New.
110 (generate_copy_inout): Use them.
111 (generate_element_copy): Likewise. Handle bitfld differences.
112 (generate_element_zero): Don't recurse for blocks. Use
113 sra_build_elt_assignment.
114 (generate_one_element_int): Take elt instead of var. Use
115 sra_build_elt_assignment.
116 (generate_element_init_1): Adjust.
117 (scalarize_use, scalarize_copy): Use REPLDUP.
118 (scalarize_ldst): Move assert before dereference.
119 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
121 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
123 * regmove.c: Fix unused variable warnings due to previous commit.
125 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
127 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
128 (regmove_bb_head): Remove.
129 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
130 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
131 problems with fixup_match_1.
132 Don't initialize/free regmove_bb_head.
134 (reg_is_remote_constant_p): If an insn is in the same basic block
135 but not before INSN, consider it remote, too.
137 2007-04-05 Anatoly Sokolov <aesok@post.ru>
140 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
141 DECL_ASSEMBLER_NAME, not the DECL_NAME.
143 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
146 (CONDITIONAL_REGISTER_USAGE): Likewise.
148 2007-04-04 Richard Henderson <rth@redhat.com>
150 * config/alpha/lib1funcs.asm: Remove unused file.
152 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
155 * opts.c (print_specific_help): Fix --help=<language>
157 (common_handle_option): Support --help=common.
159 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
162 * gcc.c (main): Do not run the linker if
163 print_subprocess_help indicates that it shouldn't be
166 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
169 * doc/invoke.texi (--help=): Document <languages> value, fix
170 formatting in tables of values.
172 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
174 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
175 dllimport attribute of virtual methods.
177 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
179 * config/score/crti.asm: Change _bss_start to __bss_start.
180 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
181 (OUTGOING_REG_PARM_STACK_SPACE) update.
182 * config/score/score.opt: add options to make backend support
183 score5, score5u, score7 and score7d.
184 * config/score/score.md: Likewise.
185 * config/score/misc.md: Likewise.
186 * config/score/mac.md: Likewise.
187 * doc/invoke.texi: Likewise.
188 * doc/md.texi: update constraints define.
190 2007-04-03 Richard Henderson <rth@redhat.com>
192 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
193 an appropriate type, use the mode instead.
195 2007-04-03 Richard Sandiford <richard@codesourcery.com>
197 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
198 Set the default --with-arch setting to mips2.
199 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
200 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
201 (MULTILIB_OSDIRNAMES): Delete.
202 (MULTILIB_DIRNAMES): Define.
203 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
204 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
205 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
206 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
207 VXWORKS_OS_CPP_BUILTINS.
208 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
209 (MIPS_DEBUGGING_INFO): Undefine.
210 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
212 2007-04-03 Jakub Jelinek <jakub@redhat.com>
215 * fold-const.c (native_encode_real): Encode real.c provided longs
216 as a series of 32-bit native integers.
217 (native_interpret_real): Interpret buffer as a series of 32-bit
220 2007-04-03 Richard Guenther <rguenther@suse.de>
222 * genpreds.c (write_insn_constraint_len): Write function
223 optimized for CONSTRAINT_LEN implementation.
224 (write_tm_preds_h): Output insn_constraint_len inline and
225 use it for CONSTRAINT_LEN.
226 (write_insn_preds_c): Don't output insn_constraint_len.
227 * doc/md.texi (define_register_constraint): Document multi-letter
228 constraints shall have the same length if they start with the same
231 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.md (isinf<mode>2): Expand only when
235 TARGET_C99_FUNCTIONS is set.
237 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
239 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
240 (x86_64-*-linux*): Ditto.
241 * config/i386/i386.opt (mpc): New option.
242 * config/i386/i386.c (overrride_options): Handle
243 ix87_precision_string.
244 * config/i386/crtprec.c: New file.
245 * config/i386/t-crtpc: Ditto.
246 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
248 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
249 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
250 crtprec32.o, crtprec64.o and crtprec80.o.
252 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
254 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
256 2007-04-02 Eric Christopher <echristo@apple.com>
258 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
259 limitations on darwin.
261 2007-04-02 Anatoly Sokolov <aesok@post.ru>
264 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
266 2007-04-02 Dave Korn <dave.korn@artimi.com>
268 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
270 2007-04-02 Dave Korn <dave.korn@artimi.com>
272 * libgcc2.h (exception_descriptor): Don't forward-declare.
273 (__get_eh_table_language, __get_eh_table_version): Delete
274 prototypes of long-dead functions.
276 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
278 * ebitmap.h: New file
279 * ebitmap.c: New file
280 * Makefile.in (ebitmap.o): New target.
282 2007-04-01 Jan Hubicka <jh@suse.cz>
284 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
285 before very first instruction.
287 2007-04-01 Jan Hubicka <jh@suse.cz>
289 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
290 waring on 64bit hosts.
291 * bitmap.h: Fix typo in bitmap_head_def.
293 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
295 PR rtl-optimization/31391
296 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
297 into a DELETED_LABEL note, and the label is in an empty basic
298 block, update BB_END as well as BB_HEAD.
300 2007-04-01 Richard Henderson <rth@redhat.com>
302 PR tree-optimization/31169
303 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
304 to varying if the range is outside [0, prec-1].
306 2007-04-01 Richard Sandiford <richard@codesourcery.com>
309 * config/mips/mips.md (load_const_gp): New insn.
310 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
311 the MIPS16 GP pseudo register if no_new_pseudos.
312 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
314 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
317 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
319 (call_value): Likewise.
321 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
322 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
325 * doc/invoke.texi: (optimization options): Reword description
326 of -ffast-math. Document its primary purpose.
328 2007-03-31 Richard Guenther <rguenther@suse.de>
330 * omp-low.c (splay-tree.h): Include.
331 (lookup_decl): Replace splay-tree usage by pointer-map.
332 (maybe_lookup_decl): Likewise.
333 (new_omp_context): Likewise.
334 (delete_omp_context): Likewise.
335 * gimplify.c (splay-tree.h): Include.
336 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
338 (remap_ssa_name): Likewise.
339 (remap_decl): Likewise.
340 (remap_type_1): Likewise.
341 (remap_type): Likewise.
342 (copy_body_r): Likewise.
343 (expand_call_inline): Likewise.
344 (clone_body): Likewise.
345 (copy_tree_r): Likewise.
346 (remap_save_expr): Likewise.
347 (unsave_r): Likewise.
348 (unsave_expr_now): Likewise.
349 (tree_function_versioning): Likewise.
350 (build_duplicate_type): Likewise.
351 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
352 (struct copy_body_data): Replace splay-tree by pointer-map.
353 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
355 (gimplify.o): Depend on $(SPLAY_TREE_H).
356 (omp-low.p): Likewise.
358 2007-03-31 Anatoly Sokolov <aesok@post.ru>
360 * config/avr/predicates.md (even_register_operand,
361 odd_register_operand): New predicates.
362 * config/avr/avr.md (movw peephole2): New.
363 (movw_r peephole2): New.
365 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
367 * tree.h (get_signed_or_unsigned_type): New.
368 * fold-const.c (operand_equal_for_comparison_p): Use
369 get_signed_or_unsigned_type instead of
370 lang_hooks.types.signed_or_unsigned_type.
371 * expr.c (store_expr): Ditto.
372 * langhooks.c (get_signed_or_unsigned_type): New.
373 (lhd_signed_or_unsigned_type): New.
374 * langhooks.h (lhd_signed_or_unsigned_type): New.
375 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
377 2007-03-30 Richard Henderson <rth@redhat.com>
379 * tree-ssa-loop-ivopts.c: Include target.h.
380 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
381 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
382 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
383 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
385 2007-03-30 Richard Henderson <rth@redhat.com>
386 Kai Tietz <kai.tietz@onevision.com>
388 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
390 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
391 (TARGET_64BIT_MS_ABI): New.
392 (DBX_REGISTER_NUMBER): Handle 64-bit.
393 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
394 (LONG_TYPE_SIZE): Force to 32.
395 (REG_PARM_STACK_SPACE): New.
396 (OUTGOING_REG_PARM_STACK_SPACE): New.
397 (REGPARM_MAX, SSE_REGPARM_MAX): New.
398 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
399 (STACK_BOUNDARY): Use 128 for 64-bit.
400 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
401 Add 64-bit implementation.
402 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
404 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
405 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
406 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
407 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
408 (ix86_handle_cconv_attribute): Don't warn when ignoring if
410 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
411 (ix86_pass_by_reference): Likewise.
412 (ix86_function_value_regno_p): Likewise.
413 (ix86_build_builtin_va_list): Likewise.
414 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
415 (function_arg_advance_ms_64): New.
416 (function_arg_advance): Call it.
417 (function_arg_ms_64): New.
418 (function_arg): Call it.
419 (function_value_ms_64): New.
420 (ix86_function_value_1): Call it.
421 (return_in_memory_ms_64): New.
422 (ix86_return_in_memory): Call it.
423 (setup_incoming_varargs_ms_64): New.
424 (ix86_setup_incoming_varargs): Call it.
425 (ix86_expand_prologue): Handle 64-bit stack probing.
426 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
427 (output_pic_addr_const): Likewise.
428 (x86_this_parameter): Likewise.
429 (x86_output_mi_thunk): Likewise.
430 (x86_function_profiler): Likewise.
431 (TARGET_STRICT_ARGUMENT_NAMING): New.
432 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
433 (TARGET_64BIT_MS_ABI): New.
434 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
435 * config/i386/i386.md (allocate_stack_worker): Remove.
436 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
437 describe the clobber of eax without a match_scratch.
438 (allocate_stack_worker_postreload): Remove.
439 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
440 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
441 (allocate_stack_worker_rex64_postreload): Remove.
442 (allocate_stack): Handle 64-bit.
443 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
444 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
445 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
446 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
447 (STANDARD_STARTFILE_PREFIX_1): Likewise.
448 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
449 * config.build (x86_64-*-mingw*): New host.
450 * config.host (x86_64-*-mingw*): New host.
451 * config.gcc (x86_64-*-mingw*): New target.
452 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
454 2007-03-30 Richard Henderson <rth@redhat.com>
455 Kai Tietz <kai.tietz@onevision.com>
457 * c-pragma.c (struct def_pragma_macro_value): New.
458 (struct def_pragma_macro): New.
459 (pushed_macro_table): New.
460 (dpm_hash, dpm_eq): New.
461 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
462 (init_pragma): Install them.
463 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
465 2007-03-30 Anatoly Sokolov <aesok@post.ru>
467 * config/avr/avr.c (avr_override_options): Clear
468 'flag_delete_null_pointer_checks'.
470 2007-03-30 Paolo Carlini <pcarlini@suse.de>
473 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
474 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
475 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
476 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
477 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
478 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
479 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
481 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
483 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
485 * regmove.c: Move all of pass_stack_adjustments from here...
486 * combine-stack-adj.c: ...to this new file.
487 * Makefile.in: Add rules for combine-stack-adj.o.
489 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
491 PR tree-optimization/31383
492 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
493 to have the same length.
495 2007-03-30 Jan Hubicka <jh@suse.cz>
498 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
499 availablility; add more sanity checking; ask varpool only about
502 2007-03-29 Richard Henderson <rth@redhat.com>
504 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
505 to decide, but __SIZEOF_LONG_LONG__.
507 2007-03-29 Richard Henderson <rth@redhat.com>
509 * emutls.c (struct __emutls_array): New.
510 (emutls_destroy): Use it instead of casting element 0 from void*.
511 (__emutls_get_address): Likewise.
513 2007-03-29 Richard Henderson <rth@redhat.com>
515 * varasm.c (initializer_constant_valid_p): Don't deny
516 DECL_DLLIMPORT_P on functions.
518 * config/i386/cygming.h: Remove function declarations.
519 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
520 (ASM_OUTPUT_LABELREF): Remove.
521 (COMMON_ASM_OP): Remove.
522 (ASM_OUTPUT_COMMON): Remove.
523 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
524 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
525 (ASM_DECLARE_FUNCTION_NAME): Likewise.
526 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
527 Rename from TARGET_ENCODE_SECTION_INFO.
528 * config/i386/netware.h: Likewise.
529 * config/i386/i386-protos.h: Update.
530 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
531 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
532 (legitimate_constant_p): Reject dllimports.
533 (dllimport_map, get_dllimport_decl): New.
534 (legitimize_dllimport_symbol): New.
535 (legitimize_address, ix86_expand_move): Use it.
536 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
537 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
538 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
539 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
540 * config/i386/predicates.md (constant_call_address_operand): Only
541 accept symbols; reject dllimport_p symbols.
542 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
543 i386_pe_maybe_record_exported_symbol.
544 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
545 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
546 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
547 trust the setting of DECL_DLLIMPORT_P.
548 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
549 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
550 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
551 tidy the argument scanning loop.
552 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
553 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
554 (i386_pe_strip_name_encoding): Remove.
555 (i386_pe_binds_local_p): New.
556 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
557 (i386_pe_output_labelref): Remove.
558 (i386_pe_asm_output_aligned_decl_common): New.
559 (i386_pe_maybe_record_exported_symbol): Rename from
560 i386_pe_record_exported_symbol; check for dllexported symbols.
562 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
564 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
565 add comment explaining why vsnprintf cannot be used.
567 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
569 PR tree-optimization/30666
570 * tree.c (build_complex_type): When creating type names for DWARF2
571 debug info, create TYPE_DECLs for TYPE_NAME instead of
573 (build_common_tree_nodes_2): Use build_complex_type when building
574 predefined complex types, to preserve canonical types.
576 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
578 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
579 (noce_get_alt_condition): Look at it to determine whether to
580 reverse the condition or not.
581 (noce_get_condition): Substitute the truth for lies.
582 (noce_find_if_block): Set the then_else_reversed field.
584 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
586 * config/fr30/fr30.md (movdi): Do not accept immediates as the
587 destination of this insn.
588 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
589 than calling gen_rtx_SET directly. Use r0 to hold the value of
590 'address + 4' rather than a stack based temporary which can be
593 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
595 * config/s390/s390.c (s390_secondary_input_reload_class,
596 s390_secondary_output_reload_class): Functions removed.
597 (s390_secondary_reload): New function.
598 (TARGET_SECONDARY_RELOAD): Target macro defined.
599 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
600 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
601 * config/s390/s390.md ("reload_outti", "reload_outdi",
602 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
603 "reload_out<mode>"): Expanders removed.
604 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
605 "reload<mode>_nonoffmem_out"): Expanders added.
607 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
609 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
610 SRC->DEST replacement failed anyway.
612 2007-03-28 Mike Stump <mrs@apple.com>
614 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
615 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
616 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
618 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
620 * config.gcc: Accept barcelona as a variant of amdfam10.
621 * config/i386/i386.c (override_options): Likewise.
622 * doc/invoke.texi: Likewise.
624 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
626 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
627 offsets for BIT_FIELD_REF and COMPONENT_REF.
629 2007-03-28 Richard Guenther <rguenther@suse.de>
631 * tree.c (is_global_var): Move ...
632 * tree-flow-inline.h (is_global_var): ... here.
633 * tree.h (is_global_var): Remove declaration.
635 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
637 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
639 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
640 * config/i386/i386.c (ix86_tune_features): Initialize new
642 * config/i386/predicates.md (promotable_binary_operator): Use
643 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
645 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
648 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
650 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
652 * config/fr30/fr30.md (movsi_internal): Change destination
653 constraint from m to V and add m to the end.
655 2007-03-28 Christian Bruel <christian.bruel@st.com>
657 * config/sh/sh.md (movsi_i): Fix type attribute.
659 2007-03-28 Christian Bruel <christian.bruel@st.com>
661 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
662 (movsf_ie): Likewise.
664 2007-03-28 Christian Bruel <christian.bruel@st.com>
666 * config.gcc: Add sh4-300 to multilib.
667 * config/sh/t-mlib-sh4-300: New file.
669 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
671 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
672 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
674 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
675 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
676 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
677 "fixuns_trunctddi2"): Whitespace fix.
679 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
681 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
682 the definition of struct sh_args.
683 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
684 CALL_COOKIE_INT_REG_GET): Likewise.
686 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
688 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
689 transformations are applied successfully.
691 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
693 * tree.c (tree_contains_struct): Permit 512 tree codes.
694 * tree.h (tree_contains_struct): Ditto.
695 (MAX_TREE_CODES): Ditto.
696 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
697 SPARE member to store remaining padding bits.
699 2007-03-27 Anatoly Sokolov <aesok@post.ru>
701 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
704 2007-03-27 Janis Johnson <janis187@us.ibm.com>
706 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
707 * configure: Regenerate.
709 * configure: Regenerate using the correct version of autoconf.
711 2007-03-27 Anatoly Sokolov <aesok@post.ru>
713 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
715 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
716 regs to "__SP_L__" and "__SP_H__".
718 2007-03-27 Richard Guenther <rguenther@suse.de>
720 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
721 computations with it with a HOST_WIDE_INT variable.
723 2007-03-26 Mike Stump <mrs@apple.com>
725 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
726 objective-c-header, objective-c++-header and objc++-cpp-output
728 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
730 2007-03-26 Richard Henderson <rth@redhat.com>
733 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
734 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
735 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
736 IX86_BUILTIN_PSRLQ128): New.
737 (ix86_init_mmx_sse_builtins): Add them.
738 (ix86_expand_builtin): Expand them.
739 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
741 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
742 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
743 _mm_srli_epi64): Mark __B const.
744 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
745 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
746 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
747 new two-vector shift builtins.
749 2007-03-26 Ian Lance Taylor <iant@google.com>
751 PR tree-optimization/31345
752 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
753 [+INF, +INF(OVF)] into VARYING.
755 2007-03-26 Zack Weinberg <zackw@panix.com>
757 * gengtype-parse.c: New file.
758 * gengtype-yacc.y: Delete.
759 * gengtype-lex.l: Don't include gengtype-yacc.h.
760 Define YY_DECL and yyterminate appropriately for recursive
761 descent parser. yylval is now a string out-parameter to yylex.
762 (HWS, EOID): New shorthand.
763 (IWORD): Add a couple more types.
764 (yylex): Add a setup stanza. Remove the complex rules for
765 detecting GTY'ed types and typedefs; replace with simple
766 keyword detectors. Adjust everything for the changed
767 definition of yylval. Ignore all pp-directives, not just #define.
769 (parse_file): Rename yybegin; do not call yyparse.
771 * gengtype.c (xasprintf): Export again.
772 (this_file): New. Use everywhere __FILE__ was being used.
773 (get_lang_bitmap): Special case types defined in gengtype.c.
774 (do_typedef, new_structure): Suppress definition of certain types.
775 (new_structure): Improve diagnostics of duplicate definitions.
776 Make sure location_s is associated with input.h.
777 (nreverse_pairs, define_location_structures): New functions.
778 (main): Improve tagging of kludge types. Remove old kludges
779 for input.h types; use define_location_structures.
780 * gengtype.h: Update prototypes. Define token codes here.
781 * Makefile.in: Remove all references to gengtype-yacc.
782 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
784 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
785 add GTY((skip)) to the field that's only conditionally there.
786 * doc/install.texi: Document that Bison is no longer required
787 unless building treelang.
789 * gengtype.c: Don't include gtyp-gen.h.
790 (srcdir): Declare here.
791 (base_files, lang_dir_names): Allocate dynamically.
792 (gt_files, num_gt_files, num_lang_dirs): New globals.
793 (measure_input_list, read_input_line, read_input_list)
794 (set_lang_bitmap): New functions.
795 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
796 simplify, relying on read_input_list to set up the bitmaps.
797 (main): Arguments are no longer unused. Check for correct number
798 of command line arguments, set srcdir and srcdir_len, then call
799 read_input_list, before doing anything else. No need to worry
800 about duplicates in main loop.
801 * configure.ac: Simplify the calculation of all_gtfiles.
802 Put language tags in there. Don't set or substitute
803 all_gtfiles_files_langs or all_gtfiles_files_frags.
804 * Makefile.in: Revamp the way gengtype is invoked, now that it
805 takes a file on its command line with a much simpler format.
806 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
807 (GTFILES): Remove duplicates and C source files.
808 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
809 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
810 * configure: Regenerate.
812 * gengtype.h: Remove all type definitions to gengtype.c; leave
813 only definitions of options_p, type_p, and pair_p as opaque
814 pointers. Update prototypes.
815 * gengtype.c: Many type definitions moved here from gengtype.h.
816 Consolidate type definitions at the top of the file.
817 (xvasprintf): Delete.
818 (xasprintf): Make static.
819 (create_nested_pointer_option): Add 'next' parameter.
820 (create_field_all, create_field_at): New functions.
821 (create_field): Now a thin wrapper around create_field_all.
822 (create_optional_field): Rename create_optional_field_ and add
823 line argument. Original name is now a macro which supplies
825 (oprintf): Use vsnprintf directly.
826 (close_output_files): Use fatal rather than perror/exit.
827 (note_def_vec, note_def_vec_alloc): Use create_field_at.
828 (main): Set progname. Don't use exit.
829 * gengtype-yacc.y (struct_fields): Use create_field_at.
830 (option, optionseqopt): Delete.
831 (optionseq): Consolidate productions from option here so we
832 can use the first argument to create_option.
834 * gengtype-lex.l: Distinguish unions from structures in the
835 token type. Don't call find_structure; return the tag as a string.
836 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
837 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
838 Reorganize typedef_struct production accordingly.
839 Use create_nested_ptr_option.
840 * gengtype.c (create_nested_ptr_option): New function.
841 * gengtype.h: Declare it.
843 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
844 (string_type): Don't declare.
845 (do_scalar_typedef): Declare.
846 (create_scalar_type): Update prototype.
847 * gengtype.c (string_type): Make static.
848 (scalar_nonchar, scalar_char): New.
849 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
850 (resolve_typedef): Use scalar_nonchar for error recovery.
851 (create_scalar_type): Remove name_len field. Return scalar_char
852 or scalar_nonchar as appropriate.
853 (adjust_field_type): Look at scalar_is_char boolean to decide whether
855 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
857 (main): Initialize scalar_char and scalar_nonchar before calling
859 * gengtype-lex.l: Adjust for removal of second argument to
860 create_scalar_type. Use yylval.s instead of yylval.t when
862 * gengtype-yacc.y: Type of SCALAR is string. Call
863 create_scalar_type from type:SCALAR rule. Adjust for removal of
864 second argument to create_scalar_type.
866 * vec.h: Remove all #if IN_GENGTYPE blocks.
867 Add comment saying that changes may require adjustments to gengtype.
868 * gengtype.c: Don't include coretypes.h or tm.h.
869 Add comment to inclusion of errors.h.
870 (note_def_vec, note_def_vec_alloc): New functions.
871 * gengtype.h: Declare new functions.
872 * gengtype-lex.l: Don't include coretypes.h.
873 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
875 (update_lineno): Remove unnecessary prototype.
876 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
877 (VEC rule): Just return VEC_TOKEN.
878 * gengtype-yacc.y (VEC_TOKEN): New token type.
879 (type): Add a production for VEC(a,b).
880 * Makefile.in: Update dependencies.
882 * gengtype-lex.l: Remove rules for parsing pointer-to-function
883 typedefs that use the old PARAMS macro.
885 * gengtype-lex.l: Remove all rules and states relating to yacc
887 * gengtype-yacc.y: Similarly.
888 * gengtype.c (note_yacc_type): Delete function.
889 * gengtype.h: Update prototypes.
891 2007-03-26 Joseph Myers <joseph@codesourcery.com>
893 * tree-pretty-print.c (dump_generic_node): Report precision of
894 unnamed integer types.
896 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
898 * ifcvt.c (noce_try_store_flag_constants): Don't check
900 (noce_try_store_flag_constants): Don't check no_new_pseudos.
901 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
902 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
903 noce_try_sign_mask): Likewise.
904 (if_convert): Check no_new_pseudos here.
906 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
908 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
909 (noce_get_condition): Handle new then_else_reversed argument.
910 (noce_init_if_info): Remove, fold into noce_find_if_block.
911 (noce_process_if_block): Take a struct noce_if_info as the
912 argument. Don't set up one based on ce_if_info. Update pointer
913 references accordingly.
914 (cond_move_process_if_block): Likewise.
915 (process_if_block): Removed.
916 (find_if_block): Removed. Move functionality two new functions,
917 noce_find_if_block and cond_exec_find_if_block.
918 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
919 blocks and the symmetric IF-ELSE-JOIN case.
920 (cond_exec_find_if_block): Also new function mostly based on old
921 find_if_block and process_if_block.
922 (find_if_header): Replace find_if_block call with separately
923 guarded calls to noce_find_if_block and cond_exec_find_if_block.
924 (find_cond_trap): Update noce_get_condition call.
925 (dead_or_predicable): Likewise.
927 2007-03-26 Jakub Jelinek <jakub@redhat.com>
929 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
931 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
932 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
933 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
934 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
935 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
936 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
937 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
938 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
939 __builtin_ia32_psrad128 builtins.
941 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
943 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
944 * config/i386/constraints.md
945 (define_constraint "I"): Use IN_RANGE macro.
946 (define_constraint "J"): Ditto.
947 (define_constraint "K"): Ditto.
948 (define_constraint "M"): Ditto.
949 (define_constraint "N"): Ditto.
950 (define_constraint "O"): Ditto.
951 * config/i386/predicates.md
952 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
953 (define_predicate "const_0_to_3_operand"): Ditto.
954 (define_predicate "const_0_to_7_operand"): Ditto.
955 (define_predicate "const_0_to_15_operand"): Ditto.
956 (define_predicate "const_0_to_63_operand"): Ditto.
957 (define_predicate "const_0_to_255_operand"): Ditto.
958 (define_predicate "const_1_to_31_operand"): Ditto.
959 (define_predicate "const_2_to_3_operand"): Ditto.
960 (define_predicate "const_4_to_7_operand"): Ditto.
962 2007-03-25 David Edelsohn <edelsohn@gnu.org>
964 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
965 in SImode for save_world.
966 * config/rs6000/altivec.md (save_world, restore_world): Convert to
969 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
971 PR tree-optimization/30784
972 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
975 2007-03-25 Revital Eres <eres@il.ibm.com>
977 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
978 Fold movement_possibility function into it.
980 2007-03-25 David Edelsohn <edelsohn@gnu.org>
982 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
983 (load_macho_picbase_{si,di}): Convert to LR hard reg.
984 (call_indirect_nonlocal_darwin64): Same.
985 (call_nonlocal_darwin64): Same.
986 (call_value_indirect_nonlocal_darwin64): Same.
987 (call_value_nonlocal_darwin64): Same.
988 (sibcall_nonlocal_darwin64): Same.
989 (sibcall_value_nonlocal_darwin64): Same.
990 (sibcall_symbolic_64): Same.
991 (sibcall_value_symbolic_64): Same.
992 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
994 (rs6000_emit_load_toc_table): Same.
995 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
996 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1002 (load_toc_v4_pic_si): Same
1003 (load_toc_v4_PIC_1): Same.
1004 (load_toc_v4_PIC_1b): Same.
1005 (call_indirect_aix{32,64}): Same.
1006 (call_value_indirect_aix{32,64}): Same.
1009 (call_local{32,64}): Same.
1010 (call_value_local{32,64}): Same.
1011 (call_indirect_nonlocal_aix{32,64}): Same.
1012 (call_nonlocal_aix{32,64}): Same.
1013 (call_value_indirect_nonlocal_aix{32,64}): Same.
1014 (call_value_nonlocal_aix{32,64}): Same.
1015 (call_indirect_nonlocal_sysv<mode>): Same.
1016 (call_nonlocal_sysv<mode>): Same.
1017 (call_value_indirect_nonlocal_sysv<mode>): Same.
1018 (call_value_nonlocal_sysv<mode>): Same.
1020 (sibcall_local{32,64}): Same.
1021 (sibcall_value_local{32,64}): Same.
1022 (sibcall_nonlocal_aix{32,64}): Same.
1023 (sibcall_value_nonlocal_aix{32,64}): Same.
1024 (sibcall_nonlocal_sysv<mode>): Same.
1025 (sibcall_value): Same.
1026 (sibcall_value_nonlocal_sysv<mode>): Same.
1028 2007-03-24 Paul Brook <paul@codesourcery.com>
1030 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1031 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1033 2007-03-24 Richard Henderson <rth@redhat.com>
1035 * config/ia64/constraints.md: New file.
1036 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1037 satisfies_constraint_?.
1038 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1039 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1040 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1041 ia64_output_mi_thunk): Likewise.
1042 (ia64_const_ok_for_letter_p): Remove.
1043 (ia64_const_double_ok_for_letter_p): Remove.
1044 (ia64_extra_constraint): Remove.
1045 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1046 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1047 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1048 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1049 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1050 EXTRA_MEMORY_CONSTRAINT): Remove.
1051 * config/ia64/ia64.md: Include constriants.md. Replace
1052 CONST_OK_FOR_? with satisfies_constraint_?.
1054 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1055 H.J. Lu <hongjiu.lu@intel.com>
1057 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1059 (name macros): Use DPD_BID_NAME to convert names properly.
1061 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1062 decimal floating point format.
1063 (init_floating_libfuncs): Change decimal functions so that they
1064 have a "bid_" prefix if the decimal system uses the BID format,
1065 and "dpd_" prefix if the decimal system uses the DPD format.
1066 (init_interclass_conv_libfuncs): Ditto.
1067 (init_intraclass_conv_libfuncs): Ditto.
1069 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1070 using the BID format.
1072 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1073 whether we are using the BID decimal format.
1074 * configure: Regenerate.
1076 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1077 the compiler has decimal floating point enabled. Define
1078 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1081 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1082 using the BID format.
1084 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1085 whether we are using the BID decimal format.
1086 * configure: Regenerate.
1088 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1089 the compiler has decimal floating point enabled. Define
1090 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1093 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1094 options, and that it is enabled for i386/x86_64 systems.
1096 * Makefile.in (enable_decimal_float): New.
1098 (DECNUMINC): Add -I$(DECNUMFMT).
1099 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1100 to $(DECNUMFMT) from $(DECNUM).
1102 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1103 Substitute enable_decimal_float.
1104 * configure: Regenerated.
1107 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1110 * configure.ac: Enable decimal float for x86_64-*-linux*.
1111 * configure: Regenerated.
1114 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1115 decimal128ClearSign to flip and clear the sign bit in decimal128.
1116 (decimal_real_maxval): Set decimal128SetSign to set the sign
1119 2007-03-23 Ian Lance Taylor <iant@google.com>
1121 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1123 2007-03-23 Ian Lance Taylor <iant@google.com>
1125 * tree-dump.c (dump_files): Correct comment.
1127 2007-03-23 Ian Lance Taylor <iant@google.com>
1129 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1131 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1133 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1134 in cfglayout mode. Don't go into and out of cfglayout mode.
1135 Link the blocks in the order of the constructed traces.
1136 (rest_of_handle_tracer): Adjust call to tracer.
1137 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1138 Don't go into cfglayout mode.
1139 (rtl_loop_done): Don't go out of cfglayout mode.
1140 * cfglayout.c (relink_block_chain): New function, split out from...
1141 (fixup_reorder_chain): ...here. Remove redundant checking.
1142 (cfg_layout_finalize): Don't clear the header, footer, and aux
1143 fields here, move the code to do so to relink_block_chain. Likewise
1144 for free_original_copy_tables.
1145 * rtl.h (tracer): Update prototype.
1146 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1147 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1148 mode. Use relink_block_chain to serialize the CFG according to the
1149 new basic block order. Move targetm.cannot_modify_jumps_p check from
1151 (gate_handle_reorder_blocks): ...to here.
1152 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1154 (gate_duplicate_computed_gotos): ...to here.
1155 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1156 something always changes when going into and out of cfglayout mode.
1157 Perform an expensive cfg cleanup while going into cfglayout mode.
1158 Always update liveness information on HAVE_conditional_execution
1159 targets. Reserialize the basic blocks and go out of cfglayout mode.
1160 * reg-stack.c: Include cfglayout.h.
1161 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1162 the call to reorder_basic_blocks.
1163 * basic-block.h (reorder_basic_blocks): Update prototype.
1164 (relink_block_chain): New prototype.
1165 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1167 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1169 * config/mips/mips.md (type, hazard, *movdi_32bit,
1170 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1171 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1172 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1173 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1174 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1176 (movcc): Change first xfer to multi.
1177 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1178 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1179 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1180 config/mips/generic.md: Change reservations using "xfer" to use
1182 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1183 using match_operand.
1184 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1185 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1187 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1189 2007-03-22 Richard Henderson <rth@redhat.com>
1191 * config/i386/i386.c: Remove unnecessary function declarations.
1192 Move targetm definition, and all related macros, to the end of
1193 the file. Resort some functions to put definitions before uses.
1194 (ix86_attribute_table): Make static. Move to end of file.
1195 (ix86_gimplify_va_arg): Make static.
1197 2007-03-22 Richard Henderson <rth@redhat.com>
1199 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1200 don't increase local_regparm with force_align_arg_pointer check.
1201 (ix86_function_sseregparm): Assert 32-bit.
1202 (type_has_variadic_args_p): New.
1203 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1204 type_has_variadic_args_p.
1205 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1206 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1207 use memset instead. Do maybe_vaarg check first; skip attribute
1208 tests if true; skip attribute tests for 64-bit.
1209 (construct_container): Remove TARGET_DEBUG_ARG.
1210 (function_arg_advance_32, function_arg_advance_64): Split out ...
1211 (function_arg_advance): ... from here.
1212 (function_arg_32, function_arg_64): Split out ...
1213 (function_arg): ... from here.
1214 (ix86_pass_by_reference): Tidy.
1215 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1216 (function_value_32): New, from parts of ix86_function_value
1217 and ix86_value_regno.
1218 (function_value_64): New, from parts of ix86_function_value
1219 and ix86_libcall_value.
1220 (ix86_function_value_1): New.
1221 (ix86_function_value, ix86_libcall_value): Use it.
1222 (return_in_memory_32, return_in_memory_64): Split out ...
1223 (ix86_return_in_memory): ... from here.
1224 (ix86_struct_value_rtx): Skip for 64-bit.
1225 (ix86_libcall_value, ix86_value_regno): Remove.
1226 (setup_incoming_varargs_64): Split out ...
1227 (ix86_setup_incoming_varargs): ... from here.
1228 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1229 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1230 * config/i386/i386-protos.h (ix86_function_value): Remove.
1231 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1233 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1236 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1237 infinities not supported, otherwise emit warning if -Woverflow. On
1238 underflow, emit warning if -Woverflow.
1239 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1241 * real.h (real_from_string): Update declaration
1243 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1244 Richard Henderson <rth@redhat.com>
1246 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1247 * calls.c (compute_argument_block_size, expand_call,
1248 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1249 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1250 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1251 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1252 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1253 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1254 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1255 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1258 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1260 * c-incpath.c (add_sysroot_to_chain): New.
1261 (merge_include_chains): Add sysroot argument. Call
1262 add_sysroot_to_chain if sysrooted.
1263 (register_include_chains): Update call to merge_include_chains.
1264 * doc/cppopts.texi: Document use of '=' in include directory
1267 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1269 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1270 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1271 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1272 insn pattern using X87MODEF12 mode macro.
1274 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1276 * regmove.c (regmove_optimize): Use reg_mentioned_p
1277 instead of reg_overlap_mentioned_p for DST.
1279 2007-03-21 Mike Stump <mrs@apple.com>
1281 * c.opt: Fixup for Objective-C/C++.
1283 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1285 * explow.c (convert_memory_address): Fold memory reference when
1286 POINTERS_EXTEND_UNSIGNED < 0
1288 2007-03-21 Richard Henderson <rth@redhat.com>
1291 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1292 * config/i386/mmintrin.h (__m64): Likewise.
1293 * config/i386/xmmintrin.h (__m128): Likewise.
1295 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1297 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1298 (VXWORKS_OS_CPP_BUILTINS): Define.
1299 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1300 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1302 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1304 * rtl.h (constant_pool_reference_p): Delete.
1305 (find_constant_src): Declare.
1306 * rtlanal.c (find_constant_src): New function.
1307 * simplify-rtx.c (constant_pool_reference_p): Delete.
1308 * config/i386/i386.md: Use find_constant_src instead of
1309 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1311 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1313 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1314 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1316 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1318 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1319 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1320 (arm_elf_asm_constructor): Use it.
1321 (arm_elf_asm_destructor): New function.
1323 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1325 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1327 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1329 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1331 2007-03-19 Andrew Haley <aph@redhat.com>
1333 PR tree-optimization/31264
1334 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1337 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1339 PR rtl-optimization/30907
1340 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1341 (fwprop_init): Always call loop_optimizer_initialize.
1342 (fwprop_done): Always call loop_optimizer_finalize.
1343 (fwprop): We always have loop info now.
1344 (gate_fwprop_addr): Remove.
1345 (pass_fwprop_addr): Use gate_fwprop as gate.
1347 PR rtl-optimization/30841
1348 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1349 df_chain_alloc): Call df_reorganize_refs unconditionally.
1350 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1351 refs_organized to refs_organized_size.
1352 (df_ref_create_structure): Use refs_organized_size instead of
1353 bitmap_size if refs had been organized, and keep refs_organized_size
1355 * df.h (struct df_ref_info): Change refs_organized to
1356 refs_organized_size.
1357 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1360 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1362 * except.c (output_function_exception_table): Do not reference the
1363 EH personality routine for functions that do not require an
1366 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1369 * c-typeck.c (convert_for_assignment): Call comptypes for
1370 RECORD_TYPE or UNION_TYPE.
1373 * reload1.c (reload): Do invalid ASM checking after
1374 cleanup_subreg_operands.
1376 2007-03-19 Jeff Law <law@redhat.com>
1378 * tree-cfg.c (find_taken_edge): Tighten conditions for
1379 optimizing computed gotos.
1381 2007-03-19 Michael Matz <matz@suse.de>
1383 * builtins.c (expand_builtin_sync_operation,
1384 expand_builtin_compare_and_swap,
1385 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1388 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1389 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1392 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1394 * doc/tm.texi: Add brackets around the return type of
1395 TARGET_SECONDARY_RELOAD.
1397 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1398 Richard Guenther <rguenther@suse.de>
1400 PR tree-optimization/31254
1401 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1402 Use handled_component_p () where appropriate. Continue
1403 propagating into the rhs if we propagated into an INDIRECT_REF
1406 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1408 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1409 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1410 (xde, xdee): Mode attributes adjusted to support DFP modes.
1411 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1412 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1413 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1414 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1415 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1416 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1417 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1419 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1420 "movsf"): Insn definitions removed.
1421 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1422 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1423 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1425 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1426 "reload_in<mode>", "reload_out<mode>"): Expander added.
1427 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1430 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * config/s390/s390.md: Only non-functional changes. Renamed
1433 FPR mode macro to BFP all over the file.
1435 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1437 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1438 (op_type attribute): RRF instruction type added.
1439 (fT0): New mode attribute.
1440 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1441 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1442 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1443 no secondary memory is needed when moving DFmode values between GPRs
1446 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1448 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1449 inverted and documentation adjusted.
1450 ("mhard-dfp", "msoft-dfp"): New options.
1451 * config/s390/s390.c (s390_handle_arch_option): New architecture
1453 (override_options): Sanity checks for the new options added.
1454 * config.gcc: New architecture switch: z9-ec.
1455 * config/s390/s390.h (processor_flags): PF_DFP added.
1456 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1457 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1458 when the bit is NOT set so remove it from the defaults.
1460 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1462 * genemit.c (main): Print include statement for dfp.h.
1463 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1466 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1468 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1470 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1473 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1476 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1478 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1479 attr_length_call, output_call, output_indirect_call): Cleanup
1480 formatting of targetm calls.
1482 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1484 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1486 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1488 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1489 reservation, bypass and anti-bypass descriptions for these instructions.
1490 Update move patterns.
1491 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1494 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1496 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1497 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1498 (get_initial_def_for_reduction): Likewise.
1500 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1502 Fix PR tree-optimization/29922
1503 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1504 (get_representative): Removed.
1505 (value_dies_in_block_x): Update for rvuse removal.
1506 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1507 (compute_antic_aux): Handle when PHI nodes appear in
1508 non-single-successors.
1509 (dump_bitmap_of_names): Removed.
1510 (compute_antic_safe): Renamed and removed rvuse calculation.
1511 Calculate only antic safe.
1512 (insert_into_preds_of_block): Remove assert.
1513 (execute_pre): Update for renamed functions.
1514 (defer_or_phi_translate_block): New function.
1516 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1518 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1519 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1521 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1522 Follow spelling conventions.
1524 * tree-data-ref.h: Remove the prototype for analyze_array.
1526 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1528 PR tree-optimization/31041
1529 * tree-vect-transform.c (get_initial_def_for_induction): Call
1530 force_gimple_operand.
1532 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1534 * ipa-type-escape.c (look_for_casts) : Revert code to use
1535 handled_component_p due to ada test a-numaux.adb.
1537 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1539 * final.c (final_scan_insn): Alter the condition of a
1540 conditional trap if we have nonstandard CC.
1542 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1544 * configure.ac: Remove excess quoting from asm line 0 test.
1545 * configure: Rebuilt.
1547 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1549 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1550 * c-common.c (convert_and_check): Move warning logic to...
1551 (warnings_for_convert_and_check): ...here. Define.
1552 * c-common.h (warnings_for_convert_and_check): Declare.
1554 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1557 (output_call): Likewise.
1559 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1561 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1563 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1565 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1567 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1569 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1570 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1572 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1574 PR tree-optimization/31183
1575 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1576 Use double_int instead of unsigned int for representing access_strides.
1577 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1579 2007-03-16 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/31146
1582 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1583 to allow recursion of forward_propagate_addr_expr.
1584 (forward_propagate_addr_into_variable_array_index): Likewise.
1585 (forward_propagate_addr_expr): Likewise.
1586 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1587 (forward_propagate_addr_expr_1): Recurse on simple copies
1588 instead of propagating into them. Do so for useless conversions
1590 (forward_propagate_addr_expr): Clean up unused statements after
1593 2007-03-16 Richard Guenther <rguenther@suse.de>
1595 * builtins.c (expand_builtin_cexpi): Use the right argument
1596 for the expansion via cexp.
1598 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1600 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1601 * configure: Rebuilt.
1603 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1606 * dwarf2out.c (force_type_die): Adjust comment.
1607 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1609 2007-03-15 DJ Delorie <dj@redhat.com>
1611 * config/frv/predicates.md (minmax_operator): Don't check operands
1614 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1616 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1617 Update constant estimates of number of iterations.
1618 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1619 argument renamed to "realistic".
1620 (compute_estimated_nb_iterations): Removed.
1621 (record_niter_bound): New function.
1622 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1623 call record_nonwrapping_iv with upper = false.
1624 (infer_loop_bounds_from_signedness): Pass upper argument to
1625 record_nonwrapping_iv.
1626 (estimate_numbers_of_iterations_loop): Do not call
1627 compute_estimated_nb_iterations. Record estimate based on profile
1628 information. Initialize the constant estimates of number of
1630 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1632 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1633 number of iterations is too small.
1634 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1635 (EST_NOT_AVAILABLE): Removed.
1636 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1637 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1640 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1642 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1643 Handle NE_EXPR guards.
1645 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1648 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1649 Set also -pedantic-errors by default for the preprocessor unless
1650 -fpermissive is given.
1652 2007-03-15 Richard Guenther <rguenther@suse.de>
1656 * builtins.c (expand_builtin_cexpi): As a fallback if we
1657 don't have builtins for sincos or cexp create a function
1658 declaration for cexp and expand to a call to that.
1659 (expand_builtin_int_roundingfn): Always fall
1660 back to floor/ceil and its variants even if they may be
1663 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1666 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1667 jump tables, move the call to delete_dead_jumptables from here...
1668 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1669 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1670 don't allow merging of blocks that try_redirect_by_replacing_jump
1671 also does not handle when not optimizing.
1673 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1674 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1676 * config/i386/i386.md (x86_sahf_1): Correctly handle
1679 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1683 x86_64_general_operand as operand[2] predicate. Remove "iF"
1684 from operand constraints and use "e" constraint instead.
1685 (*subti3_1, *subti3_1 splitter): Ditto.
1686 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1687 operand[1] predicate.
1689 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1691 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1692 arrays, multiply the access strides by the size of the sub-array.
1693 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1695 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1697 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1698 the configured assembler supports the sahf mnemonic.
1699 * configure: Regenerate.
1700 * config.in: Regenerate.
1702 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1703 emit "sahf" or ".byte\t0x9e" as asm template.
1705 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1708 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1709 option to replace hard coded TARGET_xxx in md file.
1710 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1711 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1712 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1713 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1714 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1715 (X86_TUNE_NOT_VECTORMODE): Ditto.
1716 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1717 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1718 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1719 (TUNE_SLOW_IMUL_IMM8): Ditto.
1720 (TUNE_MOVE_M1_VIA_OR): Ditto.
1721 (TUNE_NOT_UNPAIRABLE): Ditto.
1722 (TUNE_NOT_VECTORMODE): Ditto.
1724 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1727 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1728 tuning options instead of hard coded TARGET_xxx.
1729 (fix ssemode peephole2's): Ditto.
1730 (imul peephole2's): Ditto.
1732 (movdi_or_rex64): Ditto.
1733 (move peephole2): Ditto.
1734 (not peephole2's): Ditto.
1736 2007-03-14 Dirk Mueller <dmueller@suse.de>
1738 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1739 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1740 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1742 * c-parser.c (c_parser_do_statement): Warn about empty body in
1744 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1745 * doc/invoke.texi (-Wempty-body): Update documentation.
1747 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1750 * c-common.h (warn_for_div_by_zero): Declare.
1751 * c-common.c (warn_for_div_by_zero): Define.
1752 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1755 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1757 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1758 to PREFIX and STANDARD_PREFIX.
1760 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1761 Phil Edwards <phil@codesourcery.com>
1763 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1764 (__gthread_once_t): Remove busy field for RTPs.
1765 (__GTHREAD_ONCE_INIT): Update accordingly.
1767 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1769 * doc/invoke.texi: Document VxWorks options.
1771 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1773 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1775 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1777 PR tree-optimization/30590
1778 * tree-nrv.c (tree_nrv): Check for the partial update of the
1781 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1783 * flags.h (flag_random_seed): Remove declaration, in favor of...
1784 * toplev.h (get_random_seed, set_random_seed): ... these.
1785 * tree.c (get_file_function_name): Use the former.
1786 * opts.c (common_handle_option): Use the latter.
1789 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1792 * cse.c (cse_find_path): Do not bail out if a basic block that
1793 we already visited now becomes part of a path that starts at a
1794 different basic block. Just disallow this, to make sure we
1795 visit each basic block at most once.
1797 2007-03-13 Jan Hubicka <jh@suse.cz>
1799 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1800 when profile esitmate is present, calls with very low frequency are
1803 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1805 PR tree-optimization/30730
1806 PR tree-optimization/26900
1807 * tree-ssa-loop-niter.c: Include gmp.h.
1809 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1810 split_to_var_and_offset, determine_value_range,
1811 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1812 bound_difference, bounds_add, bounds_negate,
1813 number_of_iterations_ne_max, dump_affine_iv): New functions.
1814 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1815 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1816 difference of initial and final value of control iv to validate
1818 (number_of_iterations_cond): Add loop parameter. Determine bounds
1819 on the difference of the extremes of the control iv. Add dumps.
1820 (expand_simple_operations): Handle phi nodes.
1821 (simplify_using_initial_conditions): Do not record used conditions.
1822 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1823 Do not set additional_info.
1824 (implies_nonnegative_p, implies_ge_p): Removed.
1825 (derive_constant_upper_bound): Do not use parameter `additional'.
1826 (record_estimate): Parameter `additional' removed. Parameter
1827 `i_bound' added. Do not call derive_constant_upper_bound.
1828 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1829 bound the number of iterations estimate.
1830 (estimate_numbers_of_iterations_loop): Pass the estimate from
1831 the number of iterations analysis to record_estimate.
1832 * tree.h (multiple_of_p): Declare.
1833 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1834 (scev_const_prop): Do not check expression_expensive_p.
1835 * fold-const.c (multiple_of_p): Exported.
1836 * double-int.c (double_int_mask): Exported.
1837 * double-int.h (double_int_mask): Declare.
1838 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1839 field. Added max field.
1841 2007-03-13 David Taylor <taylor@candd.org>
1844 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1847 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1850 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1851 two unamed patterns.
1853 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/i386.opt (mcx16, msahf): New options.
1856 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1857 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1859 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1860 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1861 Output -mcx16 and -msahf options when corresponding bit is set.
1863 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1866 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1868 * configure.ac: Test for assembler tolerance to # 0 "".
1869 * configure, config.in: Rebuilt.
1870 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1872 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1874 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1876 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1877 (handle_syscall): Handle direct system calls.
1878 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1880 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1882 * doc/invoke.texi: Fix cpp.info cross-reference.
1883 * doc/passes.texi: Fix gcc.info cross-reference.
1885 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1887 PR tree-optimization/30835
1888 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1889 bb_for_stmt is not NULL before accessing it.
1891 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1893 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1896 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1899 * doc/install.texi: Document --enable-stage1-languages
1901 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1903 * tree-pass.h (pass_into_cfg_layout_mode,
1904 pass_outof_cfg_layout_mode): Declare.
1905 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1906 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1907 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1908 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1910 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1912 * c-decl.c (warn_variable_length_array): New function.
1913 Refactored from grokdeclarator to handle warn_vla
1914 and handle unnamed array case.
1915 (grokdeclarator): Refactored VLA warning case.
1916 * c.opt (Wvla): New flag.
1917 * doc/invoke.texi (Wvla): New warning.
1919 2007-03-12 Richard Henderson <rth@redhat.com>
1921 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1922 (TARGET_SECTION_TYPE_FLAGS): New.
1924 2007-03-12 Richard Henderson <rth@redhat.com>
1926 * config/darwin.c (machopic_reloc_rw_mask): New.
1927 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1928 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1930 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1932 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1933 * cppdefault.h (cpp_PREFIX): Document.
1934 (cpp_PREFIX_len): Likewise.
1935 (cpp_EXEC_PREFIX): New variable.
1936 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1937 * c-incpath.c (add_standard_paths): Correct logic for relocating
1938 paths within prefix.
1940 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1943 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1945 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1946 fix_truncdfdi_sse using SSEMODEF mode macro.
1947 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1948 fix_truncdfsi_sse using SSEMODEF mode macro.
1949 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1950 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1952 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1954 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1957 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1959 * tree.h : Add multiple_of_p declaration.
1960 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1961 * ipa-type-escape.c (results_of_malloc): Redundant.
1962 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1963 (cast_type): Extended with new members.
1964 (check_cast): Returns cast_type.
1965 (cast): New structure for data of walk_use_def_chains.
1966 (is_malloc_result, is_cast_from_non_pointer_1,
1967 is_cast_from_non_pointer,
1968 is_array_access_through_pointer_and_index): New functions.
1969 (look_for_casts): Returns cast types.
1970 (check_call): Returns void.
1971 (okay_pointer_operation): Use support of pointer plus index,
1972 pointer plus constant and allow all multiplications.
1974 2007-03-11 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/31115
1977 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1978 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1979 A shift count of zero is not special as with *_DIV_EXPR.
1980 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1983 2007-03-11 Ian Lance Taylor <iant@google.com>
1985 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1986 the *_DIV_EXPR codes correctly with overflow infinities.
1988 2007-03-11 Ira Rosen <irar@il.ibm.com>
1990 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1991 indicate success/failure of the analysis. Add negation to subtrahend
1992 in case of subtraction. Fail if both operands contain constants.
1993 (create_data_ref): Fail if analyze_offset fails.
1995 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/i386.md (frndintxf2): Rename to ...
1998 (rintxf2): ... this. Remove expander having same name.
1999 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2000 (roundsf2, rounddf2): Ditto.
2001 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2002 (lround<mode>di2, lround<mode>si2): Ditto.
2004 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2006 * lower-subreg.c: Include except.h.
2007 (decompose_multiword_subregs): Verify that the only control flow
2008 insns we can split are loads to multi-words pseudos.
2009 Handle breaking such blocks after splitting, instead of calling
2010 find_many_sub_basic_blocks.
2012 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2013 on the new basic block. Add a lengthy comment explaining why we
2014 thought this was necessary.
2015 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2017 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2020 * tree.c (walk_type_fields): Recurse into the element type of
2021 ARRAY_TYPEs if there is a pointer set.
2023 2007-03-10 Dirk Mueller <dmueller@suse.de>
2025 * c-common.c (warn_logical_operator): Fix condition.
2027 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2029 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2031 * config/darwin.c (machopic_select_section): Remove superfluous
2032 argument in call to categorize_decl_for_section. Remove unused
2035 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2037 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2039 * configure: Regenerate.
2041 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2045 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2046 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2047 Add LABEL_NUSES to emitted label.
2048 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2049 branch probability value to emitted jump insn.
2050 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2051 Do not check life information and do not re-arrange input operands
2052 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2054 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2056 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2057 the change of decode_asm_operands.
2059 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2061 * mode-switching.c (create_pre_exit): Skip blockage insn.
2063 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2065 * tree-pass.h (TODO_update_smt_usage): Remove.
2067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2071 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2073 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2074 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2075 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2078 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2080 * gcc.c: Document %{, in big comment at top.
2081 (input_suffix_matches): Remove special handling for .s and
2083 (input_spec_matches): New.
2084 (handle_braces): Handle %{,.
2085 (validate_switches): ',' indicates a value which is not a switch.
2086 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2087 to detect assembler input.
2088 * config/i386/sol2.h (CPP_SPEC): Likewise.
2089 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2090 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2091 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2092 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2093 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2094 -m64 causes deployment target to default to 10.5.
2095 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2097 2007-03-09 Richard Henderson <rth@redhat.com>
2100 * target.h (targetm.asm.out.reloc_rw_mask): New.
2101 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2102 (TARGET_ASM_OUT): Use it.
2103 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2104 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2105 use the new reloc_rw_mask target hook instead.
2106 (default_section_type_flags_1): Merge into...
2107 (default_section_type_flags): ... here.
2108 (decl_readonly_section_1): Merge into...
2109 (decl_readonly_section): ... here.
2110 (default_elf_select_section_1): Merge into...
2111 (default_elf_select_section): ... here.
2112 (default_unique_section_1): Merge into...
2113 (default_unique_section): ... here.
2114 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2115 (default_select_rtx_section): Use it.
2116 (default_elf_select_rtx_section): Likewise.
2117 * output.h: Update to match.
2118 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2119 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2120 (TARGET_ASM_RELOC_RW_MASK): New.
2121 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2122 to categorize_decl_for_section.
2123 (x86_64_elf_unique_section): Likewise.
2124 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2125 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2126 (TARGET_ASM_RELOC_RW_MASK): New.
2127 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2128 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2129 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2130 (TARGET_RWRELOC): Remove.
2131 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2132 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2133 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2134 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2135 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2136 (rs6000_xcoff_select_section): Use decl_readonly_section.
2137 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2138 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2139 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2140 (TARGET_SECTION_TYPE_FLAGS): Remove.
2141 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2143 2007-03-09 Roger Sayle <roger@eyesopen.com>
2145 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2146 complex constant equality/inequality comparisons for here.
2147 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2148 known at compile-time or can be simplified to a scalar comparison.
2149 (fold_relational_const): Move compile-time evaluation of complex
2150 constant equality/inequality comparisons to here.
2152 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2154 PR rtl-optimization/30643
2155 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2157 (fold_rtx): Recurse, like before 2006-11-03.
2159 2007-03-09 DJ Delorie <dj@redhat.com>
2161 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2164 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2166 PR tree-optimization/30375
2167 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2168 LHS of statements is not the same.
2169 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2171 2007-03-09 Chao-ying Fu <fu@mips.com>
2173 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2175 * doc/invoke.texi (-mdspr2): Document new option.
2176 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2177 New unspec for DSP REV 2.
2178 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2179 these instructions are extended in DSP REV 2.
2180 (mips-dspr2.md): Include.
2181 * config/mips/mips.opt (mdspr2): New option.
2182 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2183 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2184 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2185 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2186 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2187 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2188 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2190 (bdesc_map): Add one field of unsupported_target_flags.
2191 (bdesc_arrays): Update entries to have extra fields. Add
2193 (mips_init_builtins): Initialize new function types.
2194 Check unsupported_target_fileds to filter out builtins.
2195 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2197 (ASM_SPEC): Pass mdspr2 to the assembler.
2198 * config/mips/mips-dspr2.md: New file.
2200 2007-03-09 Sa Liu <saliu@de.ibm.com>
2202 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2204 2007-03-09 Ian Lance Taylor <iant@google.com>
2206 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2207 argument) like -Wstrict-overflow=2.
2208 * doc/invoke.texi (Warning Options): Update documentation.
2210 2007-03-09 Dirk Mueller <dmueller@suse.de>
2213 * doc/invoke.texi (-Wlogical-op): Document.
2214 * common.opt (-Wlogical-op): New.
2215 * c-common.h (warn_logical_operator): Declare.
2216 * c-common.c (warn_logical_operator): Define.
2217 * c-typeck.c (parser_build_binary_op): Call
2218 warn_logical_operator.
2220 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2222 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2223 * final.c (final_scan_insn): Test for non-"" file name.
2225 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2227 * doc/loop.texi: Document the Omega linear constraints solver.
2228 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2229 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2230 omega-hash-table-size, omega-max-keys, and
2231 omega-eliminate-redundant-constraints.
2232 * tree-pass.h (pass_check_data_deps): Declared.
2235 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2236 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2237 pass_check_data_deps): New.
2238 * tree-data-ref.c (init_data_ref): Remove declaration.
2239 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2240 (analyze_array): Renamed init_array_ref, move up initializations.
2241 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2242 Removed arguments that are set to NULL.
2243 (analyze_indirect_ref): Correct indentation, correct call to
2245 (object_analysis): Call init_array_ref instead of analyze_array.
2246 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2247 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2248 of DR_ACCESS_FNS_ADDR.
2249 (init_omega_eq_with_af, omega_extract_distance_vectors,
2250 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2251 ddr_consistent_p): New.
2252 (compute_affine_dependence): Check consistency of ddrs when
2253 flag_check_data_deps is passed.
2254 (analyze_all_data_dependences): Uncomment.
2255 (tree_check_data_deps): New.
2256 * tree-data-ref.h: Include omega.h.
2257 (DR_ACCESS_FNS_ADDR): Removed.
2258 (data_dependence_relation): Add inner_loop.
2259 (DDR_INNER_LOOP): New.
2260 * common.opt (fcheck-data-deps): New.
2261 * tree-flow.h (tree_check_data_deps): Declare.
2262 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2263 (OBJS-common): Depend on omega.o.
2265 * passes.c (pass_check_data_deps): Scheduled.
2266 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2267 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2268 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2269 PARAM_VECT_MAX_VERSION_CHECKS,
2270 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2272 2007-03-09 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/30904
2276 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2277 the same way as *_DIV_EXPR.
2279 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2281 * recog.c (decode_asm_operands): No mixed declarations and code.
2283 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2285 * rtl.def (ASM_INPUT): Add location.
2286 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2287 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2288 (decode_asm_operands): Add loc operand.
2289 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2290 * stmt.c (expand_asm): Rename to...
2291 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2292 gen_rtx_ASM_INPUT_loc.
2293 (expand_asm_expr): Adjust.
2294 * recog.c (decode_asm_operands): Add loc operand.
2295 (check_asm_operands, extract_insn): Adjust.
2296 * reload1.c (maybe_fix_stack_asms): Likewise.
2297 * final.c (asm_insn_count): Likewise.
2298 (final_scan_insn): Output # line before and after asm.
2300 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2302 * tree-ssa-structalias.c (variable_info): Remove
2304 (new_var_info): Ditto.
2305 (shared_bitmap_info_t): New structure.
2306 (shared_bitmap_table): New variable.
2307 (shared_bitmap_hash): New function.
2308 (shared_bitmap_eq): Ditto
2309 (shared_bitmap_lookup): Ditto.
2310 (shared_bitmap_add): Ditto.
2311 (merge_smts_into): Change to take bitmap directly.
2312 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2313 (init_alias_vars): Init shared bitmap hashtable.
2314 (delete_points_to_sets): Delete shared bitmap hashtable.
2315 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2316 is_aliased removal as a change that was still necessary was
2319 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/i386.h (override_options): Conditionally disable
2322 x86_sahf for 64bit targets only.
2324 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2327 * c-decl.c (merge_decls): Don't call make_var_volatile.
2328 * varasm.c (make_var_volatile): Remove.
2329 * output.h (make_var_volatile): Remove.
2331 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2333 PR tree-optimization/31085
2334 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2336 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2339 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2340 ATTR_CONST_NOTHROW_LIST.
2342 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2345 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2347 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2349 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2352 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2354 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2355 passed, use shared libgcc.
2357 2007-03-08 Roger Sayle <roger@eyesopen.com>
2359 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2360 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2361 (honor_protect_cleanup_actions, lower_try_finally_switch):
2363 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2364 ifc_temp_var): Likewise.
2365 * tree-inline.c (setup_one_parameter): Likewise.
2366 * tree-mudflap.c (mf_decl_cache_locals,
2367 mf_build_check_statement_for): Likewise.
2368 * tree-nested.c (init_tmp_var, save_tmp_var,
2369 finalize_nesting_tree_1): Likewise.
2370 * tree-outof-ssa.c (insert_copy_on_edge,
2371 insert_backedge_copies): Likewise.
2372 * tree-profile.c (tree_gen_edge_profiler,
2373 tree_gen_ic_profiler): Likewise.
2374 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2375 * tree-sra.c (sra_build_assignment): Likewise.
2376 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2377 * tree-ssa-math-opts.c (insert_reciprocals,
2378 execute_cse_sincos_1): Likewise.
2379 * tree-tailcall.c (adjust_accumulator_values,
2380 adjust_return_value): Likewise.
2381 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2382 * tree-vect-transform.c (vect_create_data_ref_ptr,
2383 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2384 vect_create_epilog_for_reduction, vectorizable_reduction,
2385 vectorizable_call, vectorizable_conversion,
2386 vectorizable_assignment, vectorizable_operation,
2387 vectorizable_type_demotion, vect_gen_widened_results_half,
2388 vect_permute_store_chain, vectorizable_store,
2389 vect_setup_realignment, vect_permute_load_chain,
2390 vectorizable_load, vectorizable_condition,
2391 vect_create_cond_for_align_checks): Likewise.
2392 * tree-vrp.c (build_assert_expr_for): Likewise.
2394 2007-03-08 Ian Lance Taylor <iant@google.com>
2396 * tree-vrp.c: Include "intl.h".
2397 (usable_range_p): New static function.
2398 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2399 overflowed values, juts set *strict_overflow_p.
2400 (compare_values): Only return -2 if one of the operands is not a
2402 (compare_ranges): Call usable_range_p.
2403 (compare_range_with_value): Likewise.
2404 (vrp_evaluate_conditional_warnv): Rename from
2405 vrp_evaluate_conditional. Make static. Change all callers.
2406 (vrp_evaluate_conditional): New function.
2407 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2409 (simplify_abs_using_ranges): Likewise.
2410 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2411 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2412 within_stmt parameter.
2413 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2414 vrp_evaluate_conditional.
2415 * tree-ssa-threadedge.c
2416 (record_temporary_equivalences_from_stmts_at_dest): Change
2417 simplify parameter to take a second tree parameter.
2418 (simplify_control_stmt_condition): Likewise.
2419 (thread_across_edge): Likewise.
2420 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2421 (thread_across_edge): Likewise.
2422 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2424 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2426 * config/i386/i386.h (TARGET_SAHF): New define.
2427 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2428 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2429 (x86_sahf): New global variable.
2430 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2431 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2432 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2433 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2435 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2436 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2437 when expanding fcomi/sahf based tests.
2438 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2439 expanding sahf based alternative. Emit sahf based sequence when
2440 optimizing for code size.
2441 * config/i386/i386.md (x86_sahf_1): Do not disable for
2442 TARGET_64BIT, enable for TARGET_SAHF.
2444 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2446 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2447 spurious whitespace from error message.
2449 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2452 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2454 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2456 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2458 * tree-sra.c (instantiate_element): Propagate disabled warnings
2459 from the element itself to the created variable.
2461 2007-03-07 Richard Henderson <rth@redhat.com>
2464 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2465 silently fix up the stack in the case of a missing register.
2467 2007-03-07 Paul Brook <paul@codesourcery.com>
2469 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2471 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2473 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2475 (phase1_vrs): Use them.
2476 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2477 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2478 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2479 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2480 __gnu_Unwind_Restore_WMMXC if required.
2481 (_Unwind_VRS_Pop): Implement iWMMXt support.
2482 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2483 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2484 gnu_Unwind_Save_WMMXC): Define.
2486 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2488 * config/vxworks.h (vxworks_override_options): Declare.
2489 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2490 * config/vxworks.c: Include target.h and toplev.h.
2491 (vxworks_override_options): New function.
2492 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2494 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2496 * config/s390/s390.c (override_options): Don't emit an error when
2497 -mstack-size is used without providing -mstack-guard.
2498 (s390_emit_prologue): Choose stack_guard value automatically if not
2499 provided via command line.
2500 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2502 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2504 * config/i386/i386.c (output_set_got): Add a GOT initialization
2505 sequence for VxWorks PIC.
2506 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2507 around labels as well as symbols. Use gotoff_operand instead
2508 of local_symbolic_operand.
2509 (legitimize_pic_address): Use gotoff_operand instead of
2510 local_symbolic_operand. Use @GOT accesses for labels as
2512 (ix86_output_addr_diff_elt): Use PC-relative rather than
2513 GP-relative offsets for VxWorks PIC.
2514 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2515 no_new_pseudos. Check whether the returned register is op0.
2516 * config/i386/i386.md (tablejump): Use PC-relative rather than
2517 GP-relative offsets for VxWorks PIC.
2518 * config/i386/predicates.md (gotoff_operand): New predicate.
2520 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2522 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2524 * config/vxworks-dummy.h: New file.
2525 * config/i386/i386.h: Include it.
2527 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2529 * dwarf2out.c (is_inlined_entry_point): New
2530 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2531 DW_AT_ranges if the first subblock is the entry point.
2533 2007-03-06 David Daney <ddaney@avtrex.com>
2535 * doc/install.texi (mips-*-*): Change recommended binutils
2538 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2540 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2541 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2543 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2544 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2546 2007-03-06 Jan Hubicka <jh@suse.cz>
2548 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2549 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2551 (probably_cold_bb_p): Cold functions are cold.
2552 (probably_never_executed_bb_p): Cold functions are cold.
2553 (tree_bb_level_predictions): Predict calls to cold functions as not
2555 (compute_function_frequency): Check hot/cold attributes.
2556 * function.h (function_frequency): Update comments.
2557 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2558 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2559 (c_common_att): Add cold and hot.
2561 * doc/extend.texi (hot,cold attributes): Document.
2563 2007-03-06 Andrew Haley <aph@redhat.com>
2565 * function.c (expand_function_end): Move blockage to just after we
2566 emit the label for the naked return from the function.
2568 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2570 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2573 2007-03-06 Jan Hubicka <jh@suse.cz>
2575 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2576 loaded for constant large models. Non-large 64bit PIC can do.
2577 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2578 * cmodel.h: Add LARGE PIC.
2579 * i386.md (UNSPEC_PLTOFF): New.
2580 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2582 (*call_1_rex64): Disable for large models.
2583 (*call_1_rex64_large): New.
2584 (*call_value_1_rex64): Disable for large models.
2585 (*call_value_1_rex64_large): New.
2586 (set_rip_rex4): New.
2587 (set_got_offset_rex64): New.
2588 * predicates.md (constant_call_address_operand): For large model
2589 constant calls are not possible.
2590 * i386-protos.h (construct_plt_address): Declare.
2591 * i386.c (override_options): Accept large models.
2592 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2593 (legitimate_constant_p): Add new UNSPECs.
2594 (legitimate_pic_operand_p): Likewise.
2595 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2596 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2598 (output_pic_addr_const): Add PLTOFF.
2599 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2600 (ix86_expand_move): Legitimize pic address when in PIC mode.
2601 (construct_plt_address): New function.
2602 (ix86_expand_call): Offload the address to register and use GOT pointer
2604 * invoke.texi (mcmodel=large): Update documentation.
2606 2007-03-06 Richard Henderson <rth@redhat.com>
2608 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2609 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2610 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2611 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2612 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2613 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2614 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2615 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2616 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2617 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2618 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2619 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2620 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2621 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2622 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2623 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2624 x86_schedule, x86_use_bt, x86_pad_returns,
2625 x86_use_xchgb): Merge into ...
2626 (ix86_tune_features): ... here. New array.
2627 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2628 x86_bswap): Merge into ...
2629 (ix86_arch_features): ... here. New array.
2630 (x86_3dnow_a): Remove.
2631 (x86_accumulate_outgoing_args): Make static.
2632 (x86_arch_always_fancy_math_387): Make static.
2633 (ix86_tune_mask, ix86_arch_mask): Move ...
2634 (override_options): ... to local variables here. Apply the
2635 appropriate mask to each element of ix86_arch_features and
2636 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2637 as were done in the old macros.
2638 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2639 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2640 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2641 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2642 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2643 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2644 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2645 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2646 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2647 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2648 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2649 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2650 x86_accumulate_outgoing_args, x86_prologue_using_move,
2651 x86_epilogue_using_move, x86_decompose_lea,
2652 x86_arch_always_fancy_math_387, x86_shift1,
2653 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2654 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2655 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2656 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2657 x86_use_incdec, x86_pad_returns, x86_bswap,
2658 x86_partial_flag_reg_stall): Remove.
2659 (enum ix86_tune_indices): New.
2660 (ix86_tune_features): New.
2661 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2662 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2663 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2664 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2665 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2666 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2667 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2668 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2669 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2670 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2671 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2672 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2673 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2674 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2675 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2676 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2677 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2678 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2679 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2680 TARGET_EXT_80387_CONSTANTS): Use it.
2681 (enum ix86_arch_indices): New.
2682 (ix86_arch_features): New.
2683 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2684 TARGET_BSWAP): Use it.
2685 (ix86_tune_mask, ix86_arch_mask): Remove.
2687 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2690 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2691 Define using $${sysroot_headers_suffix}.
2692 * configure: Regenerate.
2693 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2694 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2696 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2697 * gcc.c (print_sysroot_headers_suffix): New.
2698 (option_map): Include --print-sysroot-headers-suffix.
2699 (display_help): Mention -print-sysroot-headers-suffix.
2700 (process_command): Handle -print-sysroot-headers-suffix.
2701 (do_spec_1): Append multilib directory to include-fixed path if
2702 sysroot suffixes in use.
2703 (main): Handle -print-sysroot-headers-suffix.
2704 * Makefile.in (start.encap): Don't depend on xlimits.h
2705 (xlimits.h): Remove.
2706 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2707 limits.h for each multilib in fixinc_list.
2708 (fixinc_list, s-fixinc_list): New.
2709 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2710 generate them for each multilib in fixinc_list.
2711 (stmp-fixproto): Use include-fixed. Run fixproto for each
2712 multilib in fixinc_list.
2713 (mostlyclean): Don't remove xlimits.h.
2714 (clean): Remove include-fixed.
2715 (real-install-headers-tar, real-install-headers-cpio,
2716 real-install-headers-cp): Don't copy include, only include-fixed.
2717 (install-mkheaders): Depend on fixinc_list. Don't depend on
2718 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2719 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2720 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2722 2007-03-06 Jan Hubicka <jh@suse.cz>
2724 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2727 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2729 * configure.ac: Allow tm_file to contain build-directory files.
2730 * configure: Regenerate.
2731 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2732 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2733 * config/m68k/print-sysroot-suffix.sh: New file.
2735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2737 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2738 of pic_offset_table_rtx if reload_completed.
2739 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2740 PIC_OFFSET_TABLE_REGNUM.
2741 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2743 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2744 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2746 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2748 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2749 functions that call eh_return.
2751 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2753 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2754 functions that need a constant pool.
2756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2759 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2760 (m68k_preferred_reload_class): Likewise.
2761 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2762 (SECONDARY_RELOAD_CLASS): Define.
2763 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2764 (LIMIT_RELOAD_CLASS): Delete.
2765 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2766 registers from storing bytes.
2767 (m68k_secondary_reload_class): New function.
2768 (m68k_preferred_reload_class): Likewise.
2770 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2772 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2774 (m68k_expand_prologue): Likewise.
2776 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2778 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2779 (mips_expand_epilogue): Add a bool parameter.
2780 (m68k_legitimize_sibcall_address): Declare.
2781 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2782 (m68k_expand_epilogue): Add a parameter to select between sibling
2783 and normal epilogues. Only generate a return for the latter.
2784 (m68k_ok_for_sibcall_p): New function.
2785 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2786 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2787 (sibcall_value, *sibcall_value): Likewise.
2788 (*call, *call_value): Require !SIBLING_CALL_P.
2789 (epilogue): Update call to m68k_expand_epilogue.
2790 (sibcall_epilogue): New pattern.
2791 * config/m68k/predicates.md (const_call_operand): Say that this
2792 predicate applies to sibling calls too.
2793 (sibcall_operand): New predicate.
2795 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2797 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2798 alternatives as movsi_cf.
2799 (movsf_cf_hard): Add commentary.
2801 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2802 Richard Sandiford <richard@codesourcery.com>
2804 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2805 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2806 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2807 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2808 as being live on exit from an interrupt function.
2809 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2810 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2811 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2812 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2813 (m68k_interrupt_function_p): Globalize.
2814 (m68k_compute_frame_layout): Remove reverse mask code.
2815 (m68k_emit_movem, m68k_set_frame_related): New functions.
2816 (m68k_output_function_prologue): Delete in favor of...
2817 (m68k_expand_prologue): ...this new function.
2818 (m68k_output_function_epilogue): Delete in favor of...
2819 (m68k_expand_epilogue): ...this new function.
2820 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2822 (print_operand): Handle %?.
2823 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2824 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2825 (prologue, epilogue): New patterns.
2826 (return): Turn into a define_expand.
2827 (*return): New pattern, derived from old "return" pattern. Use rte
2828 rather than rts for interrupt functions. Only use rtd if the pop
2830 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2831 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2832 (link, *link, unlink, *unlink, load_got): Likewise.
2834 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2838 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2839 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2840 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2841 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2842 and m68k_matches_u_p.
2843 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2844 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2845 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2846 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2847 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2848 (REG_STRICT_P): New macro.
2849 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2850 PCREL_GENERAL_OPERAND_OK.
2851 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2852 m68k_legitimate_base_reg_p.
2853 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2854 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2855 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2856 * config/m68k/m68k.c (m68k_address): New structure.
2857 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2858 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2859 (m68k_jump_table_ref_p, m68k_decompose_address)
2860 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2861 (m68k_matches_u_p): New functions.
2862 (print_operand_address): Rewrite to use m68k_decompose_index.
2864 2007-03-05 David Taylor <dtaylor@emc.com>
2866 * gcc.c: Correct copyright date in --version output.
2868 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2870 * pa.md: In unamed move patterns, disparge copies between general
2871 and floating point registers using '?' modifier. Don't include 'f'
2872 constraint for register preferences in DImode, SImode, HImode and
2873 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2874 Remove constraints for copies between general and floating registers
2875 in soft-float DFmode pattern.
2876 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2880 2007-03-05 Mike Stump <mrs@apple.com>
2882 * c-common.c (targetcm): Add.
2883 * c-opts.c (c_common_handle_option): Handle language specific
2885 * opts.c (handle_option): Verify language for target options, if
2887 * opth-gen.awk: Add CL_LANG_ALL.
2888 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2889 (TARGETCM_INITIALIZER): Add.
2890 * target.h (struct gcc_targetcm): Add.
2892 * targhooks.c (default_handle_c_option): Add.
2893 * targhooks.h (default_handle_c_option): Add.
2894 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2896 * config/darwin.opt (iframework): Add.
2897 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2898 * config/darwin-c.c (handle_c_option): Add.
2899 (TARGET_HANDLE_C_OPTION): Add.
2901 * doc/invoke.texi (Darwin Options): Add -iframework.
2903 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2905 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2908 2007-03-05 Ian Lance Taylor <iant@google.com>
2910 * c.opt (fgnu89-inline): New option.
2911 * c-opts.c (c_common_post_options): Set default value for
2913 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2914 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2916 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2917 (grokdeclarator, start_function): Likewise.
2918 * c-cppbuiltin.c (c_cpp_builtins): Define either
2919 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2920 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2921 (C Dialect Options): Document -fgnu89-inline.
2922 * doc/extend.texi (Function Attributes): Explain what the
2923 gnu_inline attribute does.
2924 * doc/cpp.texi (Common Predefined Macros): Document
2925 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2927 2007-03-05 Ian Lance Taylor <iant@google.com>
2929 PR tree-optimization/31034
2930 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2931 half-range if the other side is an overflow infinity.
2933 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2935 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2936 (bfin*-linux-uclibc*): New configuration.
2937 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2939 * config/bfin/linux.h: New file.
2940 * config/bfin/libgcc-bfin.ver: New file.
2941 * config/bfin/t-bfin-uclinux: New file.
2942 * config/bfin/t-bfin-linux: New file.
2943 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2944 (TARGET_OS_CPP_BUILTINS): New macro.
2946 2007-03-05 Richard Guenther <rguenther@suse.de>
2948 * fold-const.c (fold_binary): Remove duplicate folding
2949 of comparison of non-null ADDR_EXPR against null.
2951 2007-03-05 Richard Guenther <rguenther@suse.de>
2952 Dorit Nuzman <dorit@il.ibm.com>
2954 PR tree-optimization/26420
2955 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2956 are no loops in the function. Only print the number of
2957 vectorized loops if it is greater than zero or we are supposed
2958 to print information about unvectorized loops.
2960 2007-03-05 Revital Eres <eres@il.ibm.com>
2962 * gcc.dg/var-expand1.c: New test.
2963 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2964 when an accumulator is expanded.
2966 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2969 * c-common.c (convert_and_check): Don't give warnings for
2970 conversion if 'expr' already overflowed.
2972 2007-03-04 Roger Sayle <roger@eyesopen.com>
2975 * fold-const.c (fold_comparison): Enforce type consistency when
2976 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2978 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2980 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2981 containing a cast to the base of TARGET_MEM_REF.
2983 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2985 * tree.c (tree_contains_struct_check_failed): Remove spurious
2986 whitespace from error message.
2988 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2992 instead of precision.
2994 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2995 Nathan Sidwell <nathan@codesourcery.com>
2997 * emit-rtl.c (find_auto_inc): New.
2998 (try_split): recreate REG_INC notes,
2999 Use regular for loops rather than whiles.
3001 2007-03-03 Andreas Schwab <schwab@suse.de>
3003 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3004 * configure: Regenerate.
3006 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3008 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3009 flag_rounding_math, not flag_unsafe_math_optimizations.
3011 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3013 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3014 alpha_fold_vector_minmax): Likewise.
3015 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3016 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3018 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3020 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3021 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3022 if the lhs has side-effects.
3023 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3025 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386.h (TUNEMASK): Remove define.
3028 (ARCHMASK): Remove define.
3029 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3030 Use ix86_arch_mask variable instead of ARCHMASK.
3031 * config/i386/i386.c (override_options): Ditto.
3032 (standard_80387_constant_p): Ditto.
3034 2007-03-02 Ian Lance Taylor <iant@google.com>
3036 Used signed infinities in VRP.
3037 * tree-vrp.c (uses_overflow_infinity): New static function.
3038 (supports_overflow_infinity): New static function.
3039 (make_overflow_infinity): New static function.
3040 (negative_overflow_infinity): New static function.
3041 (positive_overflow_infinity): New static function.
3042 (is_negative_overflow_infinity): New static function.
3043 (is_positive_overflow_infinity): New static function.
3044 (is_overflow_infinity): New static function.
3045 (overflow_infinity_range_p): New static function.
3046 (compare_values_warnv): New function split out of compare_values.
3047 (compare_value): Call it.
3048 (set_value_range_to_nonnegative): Add overflow_infinity
3049 parameter. Change caller.
3050 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3052 (vrp_expr_computes_nonzero): Likewise.
3053 (compare_ranges, compare_range_with_value): Likewise.
3054 (compare_name_with_value, compare_names): Likewise.
3055 (vrp_evaluate_conditional): Likewise.
3056 (set_value_range): Handle infinity
3057 (vrp_operand_equal_p, operand_less_p): Likewise.
3058 (extract_range_from_assert): Likewise.
3059 (vrp_int_const_binop): Likewise.
3060 (extract_range_from_binary_expr): Likewise.
3061 (extract_range_from_unary_expr): Likewise.
3062 (extract_range_from_comparison): Likewise.
3063 (extract_range_from_expr): Likewise.
3064 (dump_value_range): Likewise.
3065 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3066 (test_for_singularity): Likewise.
3067 (vrp_int_const_binop): Remove inline qualifier.
3068 (adjust_range_with_scev): Add comment.
3069 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3071 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3073 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3074 (get_constraint_for): Likewise.
3075 (do_structure_copy): Likewise.
3076 (find_func_aliases): Fix references to MODIFY_EXPR.
3077 (intra_create_variable_infos): Tidy.
3078 * tree-ssa-operands.c (add_virtual_operand): Add argument
3080 When adding members of alias sets, if IS_CALL_SITE is true and
3081 the symbol is not call-clobbered, skip it.
3084 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3086 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3087 entry by means of emit_insn_at_entry.
3089 2007-03-02 Richard Henderson <rth@redhat.com>
3091 * expr.h (promoted_input_arg): Remove decl.
3092 * function.c (promoted_input_arg): Merge into ...
3093 * combine.c (setup_incoming_promotions): ... only caller.
3094 Rearrange to avoid double loop.
3096 2007-03-02 Ben Elliston <bje@au.ibm.com>
3097 Peter Bergner <bergner@vnet.ibm.com>
3098 Janis Johnson <janis187@us.ibm.com>
3100 * config/rs6000/dfp.md: New file.
3101 * config/rs6000/rs6000.md: Include dfp.md.
3102 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3103 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3104 and TDmode decimal float modes in FP registers.
3105 (num_insns_constant): Likewise.
3106 (rs6000_legitimate_offset_address_p): Likewise.
3107 (rs6000_legitimize_address): Likewise.
3108 (rs6000_legitimize_reload_address): Likewise.
3109 (rs6000_legitimate_address): Likewise.
3110 (rs6000_emit_move): Likewise.
3111 (function_arg_boundary): Likewise.
3112 (function_arg_advance): Likewise.
3113 (rs6000_darwin64_record_arg_recurse): Likewise.
3114 (function_arg): Likewise.
3115 (rs6000_gimplify_va_arg): Likewise.
3116 (rs6000_split_multireg_move): Likewise.
3117 (rs6000_output_function_epilogue): Likewise.
3118 (rs6000_output_function_epilogue): Likewise.
3119 (rs6000_register_move_cost): Likewise.
3120 (rs6000_function_value): Likewise.
3121 (rs6000_libcall_value): Likewise.
3123 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3125 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3127 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3129 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3130 Use $MULTIDIR to choose between the kernel and RTP headers,
3131 and use $WIND_BASE and $WIND_USR to locate them.
3133 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/i386.c (override_options): Put initialization of
3136 ix86_tune_mask and ix86_arch_mask to the correct place.
3138 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3139 Michael Meissner <michael.meissner@amd.com>
3142 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3144 (TARGET_CMOVE): Use ARCHMASK.
3145 (TARGET_CMPXCHG): Ditto.
3146 (TARGET_CMPXCHG8B): Ditto.
3147 (TARGET_XADD): Ditto.
3148 (TARGET_BSWAP): Ditto.
3149 * config/i386/i386.c (ix86_tune_mask): New global variable.
3150 (ix86_arch_mask): Ditto.
3151 (override_options): Initialize ix86_tune_mask and
3152 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3155 2007-03-02 Ben Elliston <bje@au.ibm.com>
3158 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3160 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3162 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3163 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3164 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3165 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3167 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3168 rs6000_init_dwarf_reg_sizes_extra): New.
3169 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3170 SPE register high parts.
3172 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3174 * Makefile.in: Add install-pdf target as
3175 copied from automake v1.10 rules.
3176 * configure.ac: Add install-pdf to target list.
3177 * configure: Regenerate.
3179 2007-03-01 Paul Brook <paul@codesourcery.com>
3181 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3182 modes to LDRD for DImode.
3183 (output_move_double): Fixup out of range ldrd/strd.
3184 (vfp_secondary_reload_class): Rename...
3185 (coproc_secondary_reload_class): ... to this. Add wb argument.
3186 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3187 coproc_secondary_reload_class for CLASS_IWMMXT.
3188 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3189 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3191 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3193 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3194 factor by the estimated number of iterations.
3195 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3198 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3199 decode_caches_intel, detect_caches_intel): New functions.
3200 (host_detect_local_cpu): Use detect_caches_amd and
3201 detect_caches_intel.
3203 2007-03-01 Richard Henderson <rth@redhat.com>
3205 * expr.c (emit_move_complex_push): Export.
3206 (emit_move_complex_parts): Split out from ...
3207 (emit_move_complex): ... here.
3208 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3209 * config/i386/i386.md (movcdi): New.
3211 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3214 size of mode1 to check for tieable modes in MMX case.
3216 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3218 * Makefile.in (rtlanal.o): Depend on tree.h.
3219 * rtl.h (offset_within_section_p, split_const): Declare.
3220 * rtlanal.c: Include tree.h.
3221 (offset_within_block_p): New function, taken from
3222 mips_offset_within_object_p.
3223 (split_const): New function, taken from mips_split_const.
3224 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3226 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3227 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3228 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3229 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3230 (m68k_illegitimate_symbolic_constant_p): New function.
3231 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3232 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3233 symbolic constant that might be outside the symbol's section,
3234 move the symbol first and then add the offset.
3235 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3237 * config/mips/mips.c (mips_split_const): Delete.
3238 (mips_offset_within_object_p): Delete.
3239 (mips_symbolic_constant_p): Use offset_within_section_p and
3240 split_const instead of mips_offset_within_object_p and
3242 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3243 (mips_legitimize_const_move, print_operand_reloc)
3244 (mips_dangerous_for_la25_p): Use split_const instead of
3247 2007-02-28 Eric Christopher <echristo@apple.com>
3249 * Makefile.in (install-include-dir): Don't rm -rf include.
3251 2007-02-28 Richard Guenther <rguenther@suse.de>
3254 * fold-const.c (fold_binary): Do not associate expressions
3255 with more than one variable for integer types that do not wrap.
3257 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3259 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3260 Delete, and replace with...
3261 (fold_builtin_call_array): This. Update callers to use it.
3262 * fold-const.c (fold_build_call_list): Delete, and replace with...
3263 (fold_build_call_array): This.
3264 (fold_build_call_list_initializer): Delete, and replace with...
3265 (fold_build_call_array_initializer): This.
3266 * tree.h: Update declarations to reflect above changes.
3268 * c-typeck.c (build_function_call): Store converted arguments
3269 in a stack-allocated array instead of building a list.
3270 (convert_arguments): Store arguments in the array passed in as an
3271 argument, and return the actual number of arguments.
3272 * c-format.c: (check_function_format): Pass arguments in an
3273 array instead of a list.
3274 * c-common.c (check_function_nonnull): Likewise.
3275 (check_function_sentinel): Likewise.
3276 (check_function_arguments): Likewise.
3277 * c-common.h: Update declarations to reflect above changes.
3279 2007-02-28 Jan Hubicka <jh@suse.cz>
3281 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3282 PRED_NEGATIVE_RETURN): Update outcomes.
3284 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3286 * calls.c (emit_library_call_value_1): Handle partial registers
3287 correctly when building up CALL_INSN_FUNCTION_USAGE.
3289 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3291 * pa/predicates.md (move_src_operand): Allow zero for mode.
3292 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3295 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3299 *movv2df_internal): Enable pattern only for valid operand
3301 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3302 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3304 2007-02-27 Mike Stump <mrs@apple.com>
3306 * config/darwin-crt3.c: Avoid compilation when compiling for a
3309 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3311 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3313 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3314 for fixed headers and limits.h.
3315 (install-include-dir, install-headers-tar, install-headers-cpio,
3316 install-headers-cp, real-install-headers-tar,
3317 real-install-headers-cpio, real-install-headers-cp): Handle
3318 include-fixed as well as include.
3319 (install-mkheaders): Don't install files that go only in include
3321 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3322 from GCC_INCLUDE_DIR.
3323 * gcc.c (process_command): Remove special -BstageN/ handling.
3324 (do_spec_1): Add include-fixed directories.
3326 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3328 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3330 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3332 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3335 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3337 * c-common.c (get_priority): Add check for
3338 SUPPORTS_INIT_PRIORITY.
3340 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3342 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3344 * config/bfin/bfin.c: Include "cfglayout.h".
3345 (MAX_LSETUP_DISTANCE): New macro.
3346 (struct loop_info): New members incoming, incoming_src and
3347 incoming_dest. Delete member predecessor.
3348 (length_for_loop): New function.
3349 (bfin_optimize_loop): Handle more different loop structures.
3350 (bfin_discover_loop): Rework detection of predecessor blocks by
3351 examining incoming edges.
3352 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3354 (bfin_reorder_loops): New function.
3355 (bfin_reorg_loops): Use these three new functions.
3357 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3358 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3359 (CONSTRAINT_LEN): Add entry for 'q'.
3360 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3361 Add 'q' constraints.
3362 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3363 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3365 * config/bfin/bfin.md (add_with_carry): New pattern.
3366 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3367 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3368 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3369 support unsigned multiplies too. Removed incorrect commutativity from
3370 operand 1 constraint where appropriate.
3371 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3373 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3374 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3376 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3377 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3378 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3379 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3380 usmulhisi_hh_huh): New patterns.
3382 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3383 lshifthi3): Fix output template to use half reg for operand 2.
3385 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3388 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3390 2007-02-27 Andreas Schwab <schwab@suse.de>
3392 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3394 2007-02-27 Jan Hubicka <jh@suse.cz>
3396 * predict.c (last_basic_block_p): Remove.
3397 (tree_estimate_probability): Update return heuristic for commonized
3400 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3402 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3404 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3406 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3407 * doc/cpp.texi: Standardize title page.
3408 * doc/cppinternals.texi: Likewise.
3409 * doc/gcc.texi: Standardize title page, remove version number
3410 from copyright page.
3411 * doc/gccint.texi: Likewise.
3412 * doc/install.texi: Standardize title page, add table of
3415 2007-02-26 Jan Hubicka <jh@suse.cz>
3417 * predict.def: Set outcomes according to more recent results.
3418 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3419 Remove dead predictors.
3420 * predict.c (return_prediction): Fix pasto.
3422 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3424 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3425 change; avoid a memory leak when returning early.
3427 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3429 * c-decl.c (static_ctors): Move to c-common.c.
3430 (static_dtors): Likewise.
3431 (finish_function): Use c_record_cdtor_fn.
3432 (build_cdtor): Move to c-common.c.
3433 (c_write_global_declarations): Use c_build_cdtor_fns.
3434 * c-common.h (static_ctors): Declare.
3435 (static_dtors): Likewise.
3436 (c_record_cdtor_fn): Likewise.
3437 (c_build_cdtor_fns): Likewise.
3438 * c-common.c (static_ctors): New variable.
3439 (static_dtors): Likewise.
3440 (c_record_cdtor_fn): New function.
3441 (build_cdtor): Move from c-decl.c
3442 (c_build_cdtor_fns): New function.
3444 * output.h (assemble_addr_to_section): Declare.
3445 (get_cdtor_priority_section): Likewise.
3446 * varasm.c (assemble_addr_to_section): New function.
3447 (get_cdtor_priority_section): Likewise.
3448 (default_named_section_asm_out_destructor): Use them.
3449 (destor_dtor_section_asm_out_destructor): Likewise.
3450 (default_named_section_asm_out_constructor): Likewise.
3451 (default_ctor_section_asm_out_constructor): Likewise.
3452 * config.gcc (*-*-vxworks*): Include vxworks.o.
3453 * config/t-vxworks (vxworks.o): New target.
3454 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3455 (TARGET_ASM_CONSTRUCTOR): Define.
3456 (TARGET_ASM_DESTRUCTOR): Likewise.
3457 (vxworks_asm_out_constructor): Declare.
3458 (vxworks_asm_out_destructor): Likewise.
3460 * c-common.c (get_priority): Check that we have not just an
3461 INTEGER_CST, but an integer constant with integeral type.
3463 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3465 PR tree-optimization/30938
3466 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3467 use &dt[nargs-1] instead of &dt[nargs] in the call to
3468 vect_is_simple_use().
3470 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3472 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3473 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3474 Do not attempt to handle MEM inside auto-inc expressions.
3475 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3476 of a register modified by an auto-inc expression. However, do handle
3477 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3478 (elimination_effects): Prohibit elimination of a register modified
3479 by an auto-inc expression. Disable register elimination rules whose
3480 target register is modified by an auto-inc expression with variable
3483 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3485 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3487 (array_at_struct_end_p): New function.
3488 (idx_infer_loop_bounds): Use it.
3489 (estimate_numbers_of_iterations_loop): Export.
3490 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3491 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3492 (tree_estimate_probability): Call record_loop_exits.
3493 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3494 (estimated_loop_iterations, estimated_loop_iterations_int,
3495 estimated_loop_iterations_tree): New functions.
3496 (analyze_siv_subscript_cst_affine,
3497 compute_overlap_steps_for_affine_1_2,
3498 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3499 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3500 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3501 (PRED_LOOP_ITERATIONS_GUESSED): New.
3502 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3503 * cfgloop.h (estimate_numbers_of_iterations_loop,
3504 estimated_loop_iterations_int): Declare.
3506 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3508 * doc/extend.texi: Document optional priority argument to
3509 constructors and destructors.
3510 * tree.c (init_priority_for_decl): Adjust GTY markers.
3511 (init_ttree): Use priority-info hash functions for
3512 init_priority_for_decl.
3513 (tree_map_eq): Rename to ...
3514 (tree_map_base_eq): ... this.
3515 (tree_map_marked_p): Rename to ...
3516 (tree_map_base_marked_p): ... this.
3517 (tree_map_base_hash): New function.
3518 (decl_init_priority_lookup): Rework.
3519 (decl_fini_priority_lookup): New function.
3520 (decl_priority_info): New function.
3521 (decl_init_priority_insert): Use it.
3522 (decl_fini_priority_insert): Likewise.
3523 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3525 (decl_restrict_base_insert): Likewise.
3526 (decl_debug_expr_insert): Likewise.
3527 (decl_value_expr_lookup): Likewise.
3528 (decl_value_expr_insert): Likewise.
3529 * tree.h (priority_type): New type.
3530 (decl_init_priority_lookup): Use priority_type.
3531 (decl_fini_priority_lookup): New function.
3532 (decl_init_priority_insert): Use priority_type.
3533 (decl_fini_priority_insert): New function.
3534 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3535 (DECL_INIT_PRIORITY): Likewise.
3536 (SET_DECL_INIT_PRIORITY): Add comment.
3537 (DECL_FINI_PRIORITY): New macro.
3538 (SET_DECL_FINI_PRIORITY): Likewise.
3539 (DEFAULT_INIT_PRIORITY): Document.
3540 (MAX_INIT_PRIORITY): Likewise.
3541 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3542 (tree_map_base): New type.
3543 (tree_map_base_eq): New function.
3544 (tree_map_base_hash): Likewise.
3545 (tree_map_base_marked_p): Likewise.
3546 (tree_map): Inherit from tree_map_base.
3547 (tree_map_eq): Make it a macro.
3548 (tree_map_marked_p): Likewise.
3549 (tree_int_map): Inherit from tree_map_base.
3550 (tree_int_map_eq): Make it a macro.
3551 (tree_int_map_hash): Likewise.
3552 (tree_int_map_marked_p): Likewise.
3553 (tree_priority_map): New type.
3554 (tree_priority_map_eq): New macro.
3555 (tree_priority_map_hash): Likewise.
3556 (tree_priority_map_marked_p): Likewise.
3557 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3559 (emutls_common_1): Likewise.
3560 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3561 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3562 of tree_map hierarchy.
3563 * tree-cfg.c (move_stmt_r): Likewise.
3564 (new_label_mapper): Likewise.
3565 * c-tree.h (c_expand_body): Move to ...
3566 * c-common.h (c_expand_body): ... here.
3567 * c-decl.c (c_expand_body): Move to ...
3568 * c-common.c (c_expand_body): ... here.
3569 (c_common_attribute_table): Allow 1 argument for the constructor
3570 and destructor attributes.
3571 (get_priority): New function.
3572 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3573 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3575 2007-02-24 Jan Hubicka <jh@suse.cz>
3578 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3580 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3581 Jan Hubicka <jh@suse.cz>
3584 * i386.c (counter_mode): New function.
3585 (expand_set_or_movmem_via_loop): Use it.
3586 (expand_movmem_epilogue): Likewise; fix pasto.
3587 (ix86_expand_movmem): Do emit guard even for constant counts.
3588 (ix86_expand_setmem): Likewise.
3590 2007-02-25 Nick Clifton <nickc@redhat.com>
3592 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3593 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3595 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3599 count argument with 0x10, not with 0x16.
3600 (expand_setmem_epilogue): Ditto.
3602 2007-02-24 Mike Stump <mrs@apple.com>
3604 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3607 2007-02-24 Richard Guenther <rguenther@suse.de>
3610 * fold-const.c (fold_binary): Fold x +- CST op x for
3611 EQ_EXPR and NE_EXPR.
3613 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3615 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3617 2007-02-24 Jan Hubicka <jh@suse.cz>
3619 * cgraphunit.c (decide_is_function_needed): Honor
3620 -fkeep-inline-functions.
3622 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3624 * builtins.c (fold_builtin_modf): New.
3625 (fold_builtin_2): Use it.
3627 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3629 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3630 (determine_max_iter): Take additional LOOP arg; all callers changed.
3631 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3632 one using simplifications.
3633 (simplify_using_initial_values): Return if the expression becomes
3634 invalid due to altered regs.
3636 2007-02-23 DJ Delorie <dj@redhat.com>
3638 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3640 2007-02-23 Mike Stump <mrs@apple.com>
3642 * tlink.c (scan_linker_output): Parse linker messages from
3643 darwin9's linker better.
3645 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3648 * varpool.c (varpool_assemble_pending_decls): Set
3649 varpool_last_needed_node to null.
3651 2007-02-23 DJ Delorie <dj@redhat.com>
3653 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3654 alignment bigger than the object file can handle.
3656 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3659 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3660 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3661 (*movsf_1): Penalize MMX moves.
3663 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3665 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3666 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3668 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3670 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3672 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3673 (fold_builtin_1): Use them.
3674 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3675 BUILT_IN_SIGNIFICAND.
3677 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386.c (bdesc_1arg): Initialize
3680 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3681 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3682 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3683 and IX86_BUILTIN_MOVSLDUP.
3685 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3687 PR rtl-optimization/30841
3688 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3690 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3692 * builtins.c (fold_builtin_frexp): New.
3693 (fold_builtin_2): Use it.
3695 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3697 * doc/invoke.texi (Spec Files): Document getenv spec function.
3699 * gcc.c (getenv_spec_function): New function.
3700 (static_spec_functions): Add it.
3701 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3702 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3705 2007-02-22 Michael Matz <matz@suse.de
3708 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3709 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3711 2007-02-22 Ian Lance Taylor <iant@google.com>
3714 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3715 (mem_loc_descriptor): Call it.
3717 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3718 Ira Rosen <irar@il.ibm.com>
3720 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3722 2007-02-22 Ira Rosen <irar@il.ibm.com>
3724 PR tree-optimization/30843
3725 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3726 stores only after all the group is vectorized.
3728 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3730 PR tree-optimization/30858
3731 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3732 in the reduction cycle have a single use in the loop.
3733 * tree-vectorizer.h (relevant): Add documentation.
3735 2007-02-20 Mike Stump <mrs@apple.com>
3737 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3738 * configure: Regenerate.
3740 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3742 Change the defaults of some parameters and options.
3743 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3744 * config/spu/spu.c (spu_optimization_options): Add.
3745 (spu_override_options): Change params in spu_optimization_options.
3746 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3748 Register 127 is only 16 byte aligned when used as a frame pointer.
3749 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3750 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3751 HARD_FRAME_POINTER_REGNUM.
3752 (spu_legitimate_address): Use regno_aligned_for_reload.
3753 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3754 aligned when frame_pointer_needed is true.
3755 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3757 * config/spu/spu.h (INIT_EXPANDERS): Define.
3759 Make sure shift and rotate instructions have valid immediate operands.
3760 * config/spu/predicates.md (spu_shift_operand): Remove.
3761 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3762 * config/spu/constraints.md (W, O): Extend range.
3763 * config/spu/spu.md (umask, nmask): Define.
3764 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3765 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3766 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3767 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3768 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3769 (lshr<mode>3_reg): Fix rtl description.
3771 Make sure mulhisi immediate operands are valid.
3772 * config/spu/predicates.md (imm_K_operand): Add.
3773 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3775 Generate constants using fsmbi and andi.
3776 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3777 (print_operand, spu_split_immediate, classify_immediate,
3778 fsmbi_const_p): Handle IC_FSMBI2.
3780 Correctly handle a CONST_VECTOR containing symbols.
3781 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3782 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3783 (immediate_load_p): Allow symbols that use 2 instructions to create.
3784 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3785 with symbols when flag_pic is set.
3786 (const_vector_immediate_p): New.
3787 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3788 accept a CONST_VECTOR with symbols.
3789 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3790 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3792 * config/spu/spu.md (high, low): Delete.
3793 (low_<mode>): Define.
3795 Remove INTRmode and INTR_REGNUM, which didn't work.
3796 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3798 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3799 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3800 peephole2 pattern): Don't use INTR or 131.
3801 (movintrcc): Delete.
3802 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3803 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3804 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3805 (UNSPEC_SET_INTR): Add.
3806 * config/spu/spu-modes.def (INTR): Remove.
3808 More accurate warnings about run-time relocations.
3809 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3811 Correctly warn about immediate arguments to specific intrinsics.
3812 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3813 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3814 the instruction predicate.
3816 Fix tree check errors with latest update.
3817 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3819 (spu_expand_builtin): Use CALL_EXPR_FN.
3821 Add missing specific intrinsics.
3822 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3824 * config/spu/spu_internals.h: Ditto.
3826 Fix incorrect operand modifiers.
3827 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3828 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3830 Optimize one case of zero_extend of a vec_select.
3831 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3833 Accept any immediate for hbr.
3834 * config/spu/spu.md (hbr): Change s constraints to i.
3836 2007-02-21 Paul Brook <paul@codesourcery.com>
3838 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3839 condexec_count when skipping USE and CLOBBER.
3841 2007-02-21 Nick Clifton <nickc@redhat.com>
3843 * common.opt (Warray-bounds): Add Warning attribute.
3844 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3846 (fsized-zeroes): Add Optimization attribute.
3847 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3848 * c.opt (Wc++0x-compat): Add Warning attribute.
3850 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3853 * reload1.c (eliminate_regs_in_insn): In the single_set special
3854 case, attempt to re-recognize the insn before falling back to
3855 having reload fix it up.
3857 2007-02-20 Eric Christopher <echristo@gmail.com>
3859 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3860 Rewrite accordingly.
3861 (frv_read_iacc_argument): Ditto.
3862 (frv_expand_set_builtin): Take a call instead of arglist, update for
3864 (frv_expand_unop_builtin): Ditto.
3865 (frv_expand_binop_builtin): Ditto.
3866 (frv_expand_cut_builtin): Ditto.
3867 (frv_expand_binopimm_builtin): Ditto.
3868 (frv_expand_voidbinop_builtin): Ditto.
3869 (frv_expand_int_void2arg): Ditto.
3870 (frv_expand_prefetches): Ditto.
3871 (frv_expand_voidtriop_builtin): Ditto.
3872 (frv_expand_voidaccop_builtin): Ditto.
3873 (frv_expand_load_builtin): Ditto.
3874 (frv_expand_store_builtin): Ditto.
3875 (frv_expand_mdpackh_builtin): Ditto.
3876 (frv_expand_mclracc_builtin): Ditto.
3877 (frv_expand_mrdacc_builtin): Ditto.
3878 (frv_expand_mwtacc_builtin): Ditto.
3879 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3882 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3884 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3885 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3887 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3889 * configure: Regenerate.
3890 * config.in: Regenerate.
3891 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3892 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3893 masks to power6 and power6x and to POWERPC_MASKS.
3894 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3896 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3897 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3898 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3899 Access PROTOTYPE as variable, not mask.
3901 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3903 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3904 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3905 * combine.c (adjust_for_new_dest): Use it.
3906 * postreload.c (reload_combine): Likewise.
3908 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3910 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3911 notes on an insn with multiple sets, even if single_set returns
3912 non-NULL for that insn.
3914 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3916 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3919 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3921 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3922 if user didn't pass it.
3923 * config/i386/darwin.h (CC1_SPEC): Likewise.
3924 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3925 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3926 -mmacosx-version-min.
3928 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3929 Uros Bizjak <ubizjak@gmail.com>
3931 * optabs.h (enum optab_index): Add new OTI_scalb.
3932 (scalb_optab): Define corresponding macro.
3933 * optabs.c (init_optabs): Initialize scalb_optab.
3934 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3936 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3937 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3938 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3939 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3940 flag_unsafe_math_optimizations is set.
3942 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3943 to implement scalbf, scalb and scalbl built-ins as inline x87
3946 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3947 DJ Delorie <dj@redhat.com>
3950 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3951 (diagnostic_report_diagnostic): ... here, and turn them into real
3952 errors. If warnings are inhibited, no need to do anything.
3954 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3957 better code generation.
3959 2007-02-20 Ben Elliston <bje@au.ibm.com>
3961 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3963 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3965 * config/alpha/alpha.c, config/alpha/alpha.md,
3966 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3967 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3968 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3969 config/arm/lib1funcs.asm: Follow spelling conventions.
3971 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3972 config/fr30/fr30.md, config/i386/i386.h,
3973 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3974 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3975 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3976 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3977 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3978 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3979 config/sparc/sparc.c, config/sparc/sparc.h,
3980 config/sparc/sparc.md, config/spu/constraints.md,
3981 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3984 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3987 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3990 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3992 * doc/invoke.texi (-ftree-lrs): Remove.
3994 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3996 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3999 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4001 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4002 new CALL_EXPR_FN macro for retrieving the function
4003 declaration of the input expression.
4005 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4007 * c.opt (Waddress): New.
4008 * common.opt (Walways-true): Delete.
4009 (Wstring-literal-comparison): Delete.
4010 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4011 -Wstring-literal-comparison. Add -Waddress.
4013 (Walways-true): Delete.
4014 (Wstring-literal-comparison): Delete.
4015 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4016 consistently instead of -Walways-true in example.
4017 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4018 * c-typeck.c (parser_build_binary_op): Replace
4019 -Wstring-literal-comparison and -Walways-true with -Waddress.
4020 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4023 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4025 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4026 without DECL_STRUCT_FUNCTION initialized.
4028 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4030 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4031 due to calls to functions taking pointers as parameters.
4033 2007-02-19 Richard Henderson <rth@redhat.com>
4036 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4039 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4041 * config/s390/s390.c (s390_call_saved_register_used,
4042 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4043 accessed to the new scheme.
4045 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4047 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4048 (cris_print_index, cris_print_operand, cris_print_operand_address)
4049 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4050 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4051 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4053 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4054 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4055 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4056 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4057 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4058 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4059 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4060 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4061 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4062 (uminsi3, call, call_value): Ditto.
4063 (define_split: indir_to_reg_split, unnamed): Ditto.
4065 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4067 PR tree-optimization/30975
4068 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4071 2007-02-18 Eric Christopher <echristo@gmail.com>
4073 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4074 Remove use of arglist.
4075 (mips_expand_builtin): Remove use of arglist, pass in expr.
4076 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4077 (mips_expand_builtin_movtf): Ditto.
4078 (mips_expand_builtin_compare): Ditto.
4080 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4082 * tree-sra.c (sra_build_assignment): Replace assertion
4083 checking with a comment explaining why it can't be done.
4085 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4088 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4089 during CALL_EXPR representation conversion.
4090 * tree-ssa-propagate.c (set_rhs): Likewise.
4092 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4094 * tree-sra.c (sra_build_assignment): Disable assertion checking
4097 2007-02-18 Roger Sayle <roger@eyesopen.com>
4099 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4100 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4101 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4103 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4104 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4105 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4106 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4107 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4108 force_gimple_operand): Likewise.
4109 * ipa-cp.c (constant_val_insert): Likewise.
4110 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4111 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4112 perfect_nestify): Likewise.
4113 * langhooks.c (lhd_omp_assignment): Likewise.
4114 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4115 lower_copyprivate_clauses, lower_send_clauses,
4116 lower_send_shared_vars, expand_parallel_call,
4117 expand_omp_for_generic, expand_omp_for_static_nochunk,
4118 expand_omp_for_static_chunk, expand_omp_sections,
4119 lower_omp_single_copy, lower_omp_for_lastprivate,
4120 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4121 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4122 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4125 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4127 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4128 config/sh/sh.md: Follow spelling conventions.
4130 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4131 config/frv/predicates.md: Follow spelling conventions.
4133 * config/m68k/linux-unwind.h: Fix a comment typo.
4134 * target.h: Follow spelling conventions.
4136 2007-02-18 Roger Sayle <roger@eyesopen.com>
4138 PR rtl-optimization/28173
4139 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4140 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4141 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4142 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4143 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4145 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4147 * builtins.c (fold_builtin_load_exponent): New.
4148 (fold_builtin_2): Use it.
4150 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4152 PR rtl-optimization/30773
4153 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4154 if we fail to attach a REG_EQUIV note.
4156 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4157 Roger Sayle <roger@eyesopen.com>
4159 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4161 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4163 * calls.c (initialize_argument_information): Pass original EXP
4164 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4165 code to split complex arguments here, as part of initializing the
4167 (expand_call): Remove code that builds a list of arguments and
4168 inserts implicit arguments into it. Instead, just count how many
4169 implicit arguments there will be so we can determine the size of
4170 the ARGS array, and let initialize_argument_information do the work.
4171 (split_complex_values): Delete unused function.
4173 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4175 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4177 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4179 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4180 for arg pointer based indexed addressing.
4182 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4184 * config/ia64/ia64.h, config/ia64/ia64.md,
4185 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4186 spelling conventions.
4188 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4190 * config/m68k/m68k.c (split_di): New.
4191 * config/m68k/m68k-protos.h: Declare split_di.
4192 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4193 Improve predicate handling and split constant shifts.
4195 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4197 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4198 parameter for register bitfield operations, general predicates
4201 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4203 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4204 * config/m68k/linux-unwind.h: New file.
4206 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4208 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4209 config/i386/athlon.md, config/ia64/ia64.md,
4210 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4211 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4212 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4213 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4214 tree-vect-transform.c: Fix comment typos.
4216 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4218 * sched-deps.c (find_insn_list): Remove.
4219 * sched-int.h: Remove the prototype for find_insn_list.
4221 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4223 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4225 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4226 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4227 darwin_rs6000_override_options.
4228 (C_COMMON_OVERRIDE_OPTIONS): Expect
4229 darwin_macosx_version_min to be non-NULL always.
4230 (TARGET_C99_FUNCTIONS): Likewise.
4231 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4232 (DARWIN_MINVERSION_SPEC): New.
4233 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4234 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4236 (DARWIN_MINVERSION_SPEC): New.
4237 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4239 * config/darwin-c.c (darwin_cpp_builtins): Expect
4240 darwin_macosx_version_min to be non-NULL always.
4242 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4244 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4246 * config/i386/i386.h (x86_use_xchgb): New.
4247 (TARGET_USE_XCHGB): New macro.
4248 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4249 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4250 Split after reload into bswaphi for shifts of 8.
4251 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4252 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4253 or when optimizing for size.
4255 2007-02-16 Richard Guenther <rguenther@suse.de>
4256 Christian Bruel <christian.bruel@st.com>
4258 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4259 DECLs but prefer SSA_NAMEs over DECLs.
4261 2007-02-16 Richard Guenther <rguenther@suse.de>
4263 * tree-flow-inline.h (single_imm_use_p): Remove.
4264 (zero_imm_uses_p): Likewise.
4265 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4266 instead of single_imm_use_p.
4267 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4270 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4273 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4274 nested double- and backquotes.
4276 2007-02-15 Roger Sayle <roger@eyesopen.com>
4279 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4280 should be unreachable.
4281 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4282 For the time being redirect GIMPLE_MODIFY_STMT to the new
4283 (renamed) build_gimple_modify_stmt_stat.
4284 (build2_gimple_stat): Rename to...
4285 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4286 Always build a GIMPLE_MODIFY_STMT node.
4287 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4288 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4291 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4292 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4293 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4294 expand_complex_div_wide): Likewise.
4295 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4296 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4297 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4298 * tree-ssa-loop-manip.c (create_iv): Likewise.
4299 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4300 abs_replacement): Likewise.
4301 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4302 realify_fake_stores): Likewise.
4304 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4305 node rather than a GIMPLE_MODIFY_STMT node.
4306 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4307 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4309 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4310 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4313 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4316 * fold-const.c (fold_comparison): Add back the
4317 folding of constant complex comparisions.
4319 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4322 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4323 effects unknown to this function, return early.
4325 2007-02-15 Ian Lance Taylor <iant@google.com>
4327 * lower-subreg.c (move_eh_region_note): New static function.
4328 (resolve_simple_move): Call it.
4329 (decompose_multiword_subregs): Track blocks for which we resolve a
4330 simple move which is also a control flow insn. Pass them to
4331 find_many_sub_basic_blocks.
4332 (pass_lower_subreg): Add TODO_verify_flow.
4333 (pass_lower_subreg2): Likewise.
4335 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4336 Brooks Moses <brooks.moses@codesourcery.com>
4337 Lee Millward <lee.millward@codesourcery.com>
4339 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4340 (VL_EXP_CLASS_P): New.
4341 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4343 (TREE_OPERAND_CHECK_CODE): Likewise.
4344 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4345 (TREE_RTL_OPERAND_CHECK): Likewise.
4346 (tree_operand_check_failed): Make second parameter the whole tree
4347 instead of its code. Fixed callers.
4348 (VL_EXP_CHECK): New.
4349 (TREE_OPERAND_LENGTH): New.
4350 (VL_EXP_OPERAND_LENGTH): New.
4351 (CALL_EXPR_FN): New.
4352 (CALL_EXPR_STATIC_CHAIN): New.
4353 (CALL_EXPR_ARGS): New.
4354 (CALL_EXPR_ARG): New.
4355 (call_expr_nargs): New.
4356 (CALL_EXPR_ARGP): New.
4357 (build_nt_call_list): Declare.
4358 (build_vl_exp_stat): Declare.
4359 (build_vl_exp): New.
4360 (build_call_list): Declare.
4361 (build_call_nary): Declare.
4362 (build_call_valist): Declare.
4363 (build_call_array): Declare.
4364 (call_expr_arg): Declare.
4365 (call_expr_argp): Declare.
4366 (call_expr_arglist): Declare.
4367 (fold_build_call_list): Declare.
4368 (fold_build_call_list_initializer): Declare.
4369 (fold_call_expr): Declare to replace fold_builtin.
4370 (fold_builtin_fputs): Update to agree with modified definition.
4371 (fold_builtin_strcpy): Likewise.
4372 (fold_builtin_strncpy): Likewise.
4373 (fold_builtin_memory_chk): Likewise.
4374 (fold_builtin_stxcpy_chk): Likewise.
4375 (fold_builtin_strncpy_chk): Likewise.
4376 (fold_builtin_next_arg): Likewise.
4377 (fold_build_call_expr): Declare.
4378 (fold_builtin_call_list): Declare.
4379 (fold_builtin_call_valist): Declare.
4380 (build_call_expr): Declare.
4381 (validate_arglist): Update to agree with modified definition.
4382 (tree_operand_length): New.
4383 (call_expr_arg_iterator): New.
4384 (init_call_expr_arg_iterator): New.
4385 (next_call_expr_arg): New.
4386 (first_call_expr_arg): New.
4387 (more_call_expr_args_p): New.
4388 (FOR_EACH_CALL_EXPR_ARG): New.
4390 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4391 and tcc_gimple_stmt.
4392 (tree_code_size): Update documentation. Use sizeof (tree) rather
4393 than sizeof (char *).
4394 (tree_size): Likewise. Add case for tcc_vl_exp.
4395 (tree_node_structure): Add case for tcc_vl_exp.
4396 (contains_placeholder_p): Likewise.
4397 (substitute_in_expr): Likewise.
4398 (substitute_placeholder_in_expr): Likewise.
4399 (stabilize_reference_1): Likewise.
4400 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4401 to diagnose breakage of this interface for constructing CALL_EXPRs.
4402 (build_nt): Add similar assertion here.
4403 (build_nt_call_list): New.
4404 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4405 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4407 (get_callee_fndecl): Use new CALL_EXPR accessors.
4408 (tree_operand_check_failed): Change parameters to pass entire node
4409 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4410 (process_call_operands): New.
4411 (build_vl_exp_stat): New.
4412 (build_call_list): New.
4413 (build_call_nary): New.
4414 (build_call_valist): New.
4415 (build_call_array): New.
4416 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4417 (call_expr_arglist): New.
4419 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4420 tcc_vl_exp instead of a fixed-size tcc_expression.
4422 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4423 accessors for CALL_EXPRs.
4424 (AGGR_INIT_EXPR): Likewise.
4426 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4427 Brooks Moses <brooks.moses@codesourcery.com>
4428 Lee Millward <lee.millward@codesourcery.com>
4430 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4431 (expand_builtin_nonlocal_goto): Change parameter to be entire
4432 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4433 (expand_builtin_prefetch): Likewise.
4434 (expand_builtin_classify_type): Likewise.
4435 (mathfn_built_in): Return NULL_TREE instead of 0.
4436 (expand_errno_check): Use new CALL_EXPR accessors.
4437 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4438 Return NULL_RTX instead of 0.
4439 (expand_builtin_mathfn_2): Likewise.
4440 (expand_builtin_mathfn_3): Likewise.
4441 (expand_builtin_interclass_mathfn): Likewise.
4442 (expand_builtin_sincos): Likewise.
4443 (expand_builtin_cexpi): Likewise.
4444 (expand_builtin_int_roundingfn): Likewise.
4445 (expand_builtin_int_roundingfn_2): Likewise.
4446 (expand_builtin_pow): Likewise.
4447 (expand_builtin_powi): Likewise.
4448 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4449 of arglist, fixing callers appropriately. Use new CALL_EXPR
4450 accessors and constructors. Return NULL_RTX instead of 0.
4451 (expand_builtin_strstr): Likewise.
4452 (expand_builtin_strchr): Likewise.
4453 (expand_builtin_strrchr): Likewise.
4454 (expand_builtin_strpbrk): Likewise.
4455 (expand_builtin_memcpy): Likewise.
4456 (expand_builtin_mempcpy): Likewise.
4457 (expand_builtin_mempcpy_args): New.
4458 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4459 (expand_builtin_memmove_args): New.
4460 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4461 (expand_movstr): Likewise.
4462 (expand_builtin_strcpy): Likewise.
4463 (expand_builtin_strcpy_args): New.
4464 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4465 (expand_builtin_strncpy): Likewise.
4466 (expand_builtin_memset): Likewise.
4467 (expand_builtin_memset_args): New.
4468 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4469 (expand_builtin_memcmp): Likewise.
4470 (expand_builtin_strcmp): Likewise.
4471 (expand_builtin_strncmp): Likewise.
4472 (expand_builtin_strcat): Likewise.
4473 (expand_builtin_strncat): Likewise.
4474 (expand_builtin_strspn): Likewise.
4475 (expand_builtin_strcspn): Likewise.
4476 (expand_builtin_args_info): Likewise.
4477 (expand_builtin_va_start): Likewise.
4478 (gimplify_va_arg_expr): Likewise.
4479 (expand_builtin_va_end): Likewise.
4480 (expand_builtin_va_copy): Likewise.
4481 (expand_builtin_frame_address): Likewise.
4482 (expand_builtin_alloca): Likewise.
4483 (expand_builtin_bswap): Likewise.
4484 (expand_builtin_unop): Likewise.
4485 (expand_builtin_fputs): Likewise.
4486 (expand_builtin_expect): Likewise.
4487 (expand_builtin_fabs): Likewise.
4488 (expand_builtin_copysign): Likewise.
4489 (expand_builtin_printf): Likewise.
4490 (expand_builtin_fprintf): Likewise.
4491 (expand_builtin_sprintf): Likewise.
4492 (expand_builtin_init_trampoline): Likewise.
4493 (expand_builtin_signbit): Likewise.
4494 (expand_builtin_fork_or_exec): Likewise.
4495 (expand_builtin_sync_operation): Likewise.
4496 (expand_builtin_compare_and_swap): Likewise.
4497 (expand_builtin_lock_test_and_set): Likewise.
4498 (expand_builtin_lock_release): Likewise.
4499 (expand_builtin): Likewise.
4500 (builtin_mathfn_code): Likewise.
4502 (fold_builtin_constant_p): Pass call arguments individually instead
4503 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4504 accessors and constructors. Return NULL_TREE instead of 0.
4505 (fold_builtin_expect): Likewise.
4506 (fold_builtin_classify_type): Likewise.
4507 (fold_builtin_strlen): Likewise.
4508 (fold_builtin_nan): Likewise.
4509 (integer_valued_real_p): Likewise.
4510 (fold_trunc_transparent_mathfn): Likewise.
4511 (fold_fixed_mathfn): Likewise.
4512 (fold_builtin_cabs): Likewise.
4513 (fold_builtin_sqrt): Likewise.
4514 (fold_builtin_cbrt): Likewise.
4515 (fold_builtin_cos): Likewise.
4516 (fold_builtin_cosh): Likewise.
4517 (fold_builtin_tan): Likewise.
4518 (fold_builtin_sincos): Likewise.
4519 (fold_builtin_cexp): Likewise.
4520 (fold_builtin_trunc): Likewise.
4521 (fold_builtin_floor): Likewise.
4522 (fold_builtin_ceil): Likewise.
4523 (fold_builtin_round): Likewise.
4524 (fold_builtin_int_roundingfn): Likewise.
4525 (fold_builtin_bitop): Likewise.
4526 (fold_builtin_bswap): Likewise.
4527 (fold_builtin_logarithm): Likewise.
4528 (fold_builtin_hypot): Likewise.
4529 (fold_builtin_pow): Likewise.
4530 (fold_builtin_powi): Likewise.
4531 (fold_builtin_exponent): Likewise.
4532 (fold_builtin_memset): Likewise.
4533 (fold_builtin_bzero): Likewise.
4534 (fold_builtin_memory_op): Likewise.
4535 (fold_builtin_bcopy): Deleted; call site changed to invoke
4536 fold_builtin_memory_op directly.
4537 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4538 (fold_builtin_strncpy): Likewise.
4539 (fold_builtin_memcmp): Likewise.
4540 (fold_builtin_strcmp): Likewise.
4541 (fold_builtin_strncmp): Likewise.
4542 (fold_builtin_signbit): Likewise.
4543 (fold_builtin_copysign): Likewise.
4544 (fold_builtin_isascii): Likewise.
4545 (fold_builtin_toascii): Likewise.
4546 (fold_builtin_isdigit): Likewise.
4547 (fold_builtin_fabs): Likewise.
4548 (fold_builtin_abs): Likewise.
4549 (fold_builtin_fmin_fmax): Likewise.
4550 (fold_builtin_carg): Likewise.
4551 (fold_builtin_classify): Likewise.
4552 (fold_builtin_unordered_cmp): Likewise.
4554 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4555 New functions split out from fold_builtin_1.
4556 (fold_builtin_n): New.
4557 (fold_builtin_varargs): New.
4558 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4560 (fold_call_expr): New.
4561 (build_function_call_expr): Rewrite to use new helper function.
4562 (fold_builtin_call_list): New.
4563 (build_call_expr): New.
4564 (fold_builtin_call_valist): New.
4565 (rewrite_call_expr): New.
4566 (validate_arg): New.
4567 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4568 of an arglist. Change return type to bool. Use new CALL_EXPR
4571 (fold_builtin_strstr): Pass call arguments individually instead
4572 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4573 accessors and constructors. Return NULL_TREE instead of 0.
4574 (fold_builtin_strchr): Likewise.
4575 (fold_builtin_strrchr): Likewise.
4576 (fold_builtin_strpbrk): Likewise.
4577 (fold_builtin_strcat): Likewise.
4578 (fold_builtin_strncat): Likewise.
4579 (fold_builtin_strspn): Likewise.
4580 (fold_builtin_strcspn): Likewise.
4581 (fold_builtin_fputs): Likewise.
4582 (fold_builtin_next_arg): Likewise.
4583 (fold_builtin_sprintf): Likewise.
4585 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4586 NULL_RTX instead of 0.
4587 (expand_builtin_memory_chk): Likewise.
4588 (maybe_emit_chk_warning): Likewise.
4589 (maybe_emit_sprintf_chk_warning): Likewise.
4591 (fold_builtin_object_size): Pass call arguments individually instead
4592 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4593 accessors and constructors. Return NULL_TREE instead of 0.
4594 (fold_builtin_memory_chk): Likewise.
4595 (fold_builtin_stxcpy_chk): Likewise.
4596 (fold_builtin_strncpy_chk): Likewise.
4597 (fold_builtin_strcat_chk): Likewise.
4598 (fold_builtin_strcat_chk): Likewise.
4599 (fold_builtin_strncat_chk): Likewise.
4600 (fold_builtin_sprintf_chk): Likewise.
4601 (fold_builtin_snprintf_chk): Likewise.
4602 (fold_builtin_printf): Likewise.
4603 (fold_builtin_vprintf): Likewise.
4605 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4607 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4608 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4609 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4610 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4611 (fold_unary): Likewise.
4612 (fold_binary): Likewise.
4613 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4614 ternary expressions.
4615 (fold): Add logic for tcc_vl_exp.
4616 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4617 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4618 (fold_build3_stat): Add assertion to flag broken interface for
4619 constructing CALL_EXPRs.
4620 (fold_build_call_list): New.
4621 (fold_build_call_list_initializer): New.
4622 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4624 (fold_strip_sign_ops): Likewise.
4626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4627 Brooks Moses <brooks.moses@codesourcery.com>
4628 Lee Millward <lee.millward@codesourcery.com>
4630 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4631 accessors and dump arguments explicitly.
4633 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4635 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4637 (print_call_name): Use new CALL_EXPR accessors.
4639 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4640 CALL_EXPR arguments explicitly instead of as a list. Use
4641 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4643 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4644 (vrp_visit_stmt): Likewise.
4646 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4647 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4649 (force_move_till_expr): Likewise.
4651 * targhooks.c (default_external_stack_protect_fail): Use
4652 build_call_expr instead of build_function_call_expr.
4653 (default_hidden_stack_protect_fail): Likewise.
4655 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4658 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4659 and walk arguments explicitly.
4661 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4662 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4663 (expand_simple_operations): Likewise.
4664 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4666 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4667 of TREE_CODE_LENGTH.
4668 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4670 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4671 instead of TREE_CODE_LENGTH.
4673 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4674 (tree_ic_transform): Likewise.
4675 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4676 parameter instead of arglist. Fix callers.
4677 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4678 (tree_stringops_transform): Likewise.
4679 (tree_indirect_call_to_profile): Likewise.
4680 (tree_stringops_values_to_profile): Likewise.
4682 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4683 (eliminate_tail_call): Likewise.
4685 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4687 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4688 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4690 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4692 * omp-low.c (build_omp_barrier): Use build_call_expr.
4693 (lower_rec_input_clauses): Likewise.
4694 (lower_reduction_clauses): Likewise.
4695 (expand_parallel_call): Likewise.
4696 (maybe_catch_exception): Likewise.
4697 (expand_omp_for_generic): Likewise.
4698 (expand_omp_for_static_nochunk): Likewise.
4699 (expand_omp_sections): Likewise.
4700 (lower_omp_single_simple): Likewise.
4701 (lower_omp_single_copy): Likewise.
4702 (lower_omp_master): Likewise.
4703 (lower_omp_ordered): Likewise.
4704 (lower_omp_critical): Likewise.
4706 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4707 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4709 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4710 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4711 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4713 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4714 and generalize to handle any number of operands.
4715 (chrec_contains_undetermined): Likewise.
4716 (tree_contains_chrecs): Likewise.
4717 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4719 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4721 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4722 fold_call_expr instead of fold_builtin.
4723 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4724 match declarations there.
4725 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4728 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4729 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4731 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4732 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4734 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4737 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4738 (execute_cse_sincos): Use new CALL_EXPR accessors.
4740 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4742 * gimple-low.c (lower_function_body): Use build_call_expr.
4743 (lower_builtin_setjmp): Likewise.
4745 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4746 (set_storage_via_libcall): Likewise.
4747 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4748 instead of TREE_CODE_LENGTH.
4749 (expand_expr_real_1): Use new CALL_EXPR accessors.
4751 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4752 generalize to handle any number of operands.
4753 (TB_parent_eq): Likewise.
4755 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4756 (strip_builtin_expect): Likewise.
4758 * function.c (gimplify_parameters): Use build_call_expr.
4760 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4761 instead of TREE_CODE_LENGTH.
4763 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4764 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4766 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4769 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4770 (gimplify_decl_expr): Likewise.
4771 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4772 Use new CALL_EXPR iterators.
4773 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4774 (gimplify_modify_expr_to_memset): Likewise.
4775 (gimplify_variable_sized_compare): Likewise.
4776 (gimplify_omp_atomic_fetch_op): Likewise.
4777 (gimplify_omp_atomic_pipeline): Likewise.
4778 (gimplify_omp_atomic_mutex): Likewise.
4779 (gimplify_function_tree): Likewise.
4781 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4782 (call_expr_flags): Likewise.
4783 (expand_call): Likewise.
4785 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4786 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4789 * coverage.c (create_coverage): Use build_call_expr.
4791 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4792 (temp_call_expr_obstack): New.
4793 (pool_copy_list): Delete.
4794 (temp_copy_call_expr): New.
4795 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4796 CALL_EXPR accessors. Get rid of special goo for copying argument
4797 lists and use temp_copy_call_expr instead.
4798 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4799 CALL_EXPR accessors.
4800 (create_expression_by_pieces): Likewise. Use build_call_array
4801 to construct the result instead of fold_build3.
4802 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4803 dealing with argument lists.
4804 (init_pre): Remove references to expression_node_pool and
4805 list_node_pool. Init temp_call_expr_obstack instead.
4806 (fini_pre): Remove references to expression_node_pool and
4809 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4810 and walk arguments explicitly instead of as a list.
4812 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4813 (mx_register_decls): Likewise.
4814 (mudflap_register_call): Likewise.
4815 (mudflap_finish_file): Likewise.
4817 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4818 (ipa_callsite_compute_param): Likewise.
4820 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4821 accessors and constructor.
4823 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4824 accessors and constructor.
4825 (convert_tramp_reference): Likewise.
4826 (convert_call_expr): Likewise.
4827 (finalize_nesting_tree_1): Likewise.
4829 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4832 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4834 * tree-inline.c (initialize_inlined_parameters): Pass entire
4835 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4837 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4838 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4840 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4841 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4842 (vectorizable_reduction): Likewise.
4843 (vectorizable_call): Use new CALL_EXPR iterators.
4844 (vectorizable_conversion): Use build_call_expr.
4845 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4846 (vect_gen_widened_results_half): Use build_call_expr.
4847 (vect_setup_realignment): Likewise.
4848 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4850 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4851 (pass_through_call): Likewise.
4852 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4855 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4856 (tree_gen_pow2_profiler): Likewise.
4857 (tree_gen_one_value_profiler): Likewise.
4858 (tree_gen_ic_func_profiler): Likewise.
4859 (tree_gen_average_profiler): Likewise.
4860 (tree_gen_ior_profiler): Likewise.
4862 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4863 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4864 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4866 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4867 of TREE_CODE_LENGTH.
4869 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4870 of TREE_CODE_LENGTH.
4872 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4874 (convert_to_integer): Likewise.
4876 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4879 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4880 Brooks Moses <brooks.moses@codesourcery.com>
4881 Lee Millward <lee.millward@codesourcery.com>
4883 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4885 * config/frv/frv.c (frv_expand_builtin): Likewise.
4886 * config/s390/s390.c (s390_expand_builtin): Likewise.
4888 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4889 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4891 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4892 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4893 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4894 (ix86_expand_store_builtin): Likewise.
4895 (ix86_expand_unop_builtin): Likewise.
4896 (ix86_expand_unop1_builtin): Likewise.
4897 (ix86_expand_sse_compare): Likewise.
4898 (ix86_expand_sse_comi): Likewise.
4899 (ix86_expand_vec_init_builtin): Likewise.
4900 (ix86_expand_vec_ext_builtin): Likewise.
4901 (ix86_expand_vec_set_builtin): Likewise.
4902 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4904 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4905 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4907 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4908 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4909 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4911 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4914 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4915 arglist. Use new CALL_EXPR accessors. Fix callers.
4916 (altivec_expand_abs_builtin): Likewise.
4917 (rs6000_expand_binop_builtin): Likewise.
4918 (altivec_expand_predicate_builtin): Likewise.
4919 (altivec_expand_lv_builtin): Likewise.
4920 (spe_expand_stv_builtin): Likewise.
4921 (altivec_expand_stv_builtin): Likewise.
4922 (rs6000_expand_ternop_builtin): Likewise.
4923 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4924 (altivec_expand_st_builtin): Likewise.
4925 (altivec_expand_dst_builtin): Likewise.
4926 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4927 arglist. Use new CALL_EXPR accessors. Fix callers.
4928 (altivec_expand_vec_set_builtin): Likewise.
4929 (altivec_expand_vec_ext_builtin): Likewise.
4930 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4931 (spe_expand_builtin): Likewise.
4932 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4933 arglist. Use new CALL_EXPR accessors. Fix callers.
4934 (spe_expand_evsel_builtin): Likewise.
4935 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4936 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4938 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4939 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4940 (arm_expand_unop_builtin): Likewise.
4941 (arm_expand_builtin): Use new CALL_EXPR accessors.
4943 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4946 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4947 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4948 (bfin_expand_unop_builtin): Likewise.
4949 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4951 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4952 Brooks Moses <brooks.moses@codesourcery.com>
4953 Lee Millward <lee.millward@codesourcery.com>
4955 * c-semantics.c (build_stmt): Add internal diagnostic check.
4957 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4958 accessors. Print arguments explicitly instead of as a list.
4960 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4962 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4963 (c_finish_omp_flish): Likewise.
4965 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4966 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4967 instead of TREE_CODE_LENGTH.
4968 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4969 (c_warn_unused_result): Likewise.
4971 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4974 * doc/invoke.texi (Warning Options): Remove
4975 -Werror-implicit-function-declaration.
4976 (Wimplicit-function-declaration): Update description.
4977 * opts.c (common_handle_option): Move handling of -Werror=* to...
4978 (enable_warning_as_error): ...here.
4979 * opts.h (enable_warning_as_error): Declare.
4980 * c-decl.c (implicit_decl_warning): Unless
4981 -Wno-implicit-function-declaration is given, emit a pedwarn if
4982 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4983 * c.opt (Wimplicit-function-declaration): Replace
4984 mesg_implicit_function_declaration with
4985 warn_implicit_function_declaration.
4986 * c-opts.c (c_common_handle_option):
4987 -Werror-implicit-function-declaration is exactly equal as
4988 -Werror=implicit-function-declaration.
4989 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4990 warn_implicit_function_declaration.
4991 (c_common_post_options): -Wimplict-function-declaration is enabled
4992 by default by -std=c99, otherwise is disabled by default.
4993 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4995 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4997 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4998 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4999 former is ignored but not the latter.
5001 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5003 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5004 is made and the reference doesn't use the alias set of its type,
5005 do not create the temporary using that type.
5007 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5009 * jump.c: Remove prototypes for delete_computation and
5010 delete_prior_computation.
5012 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5014 * jump.c (get_label_after): Delete.
5015 (get_label_before, delete_computation, delete_jump,
5016 delete_prior_computation, follow_jumps): Move...
5017 * reorg.c (delete_computation, delete_prior_computation): ... here...
5018 (get_label_before, delete_jump): ... making these static ...
5019 (follow_jumps): ... and simplifying this since it only runs after
5021 * rtl.h (get_label_after, get_label_before, delete_jump,
5022 follow_jumps): Delete prototypes.
5024 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5026 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5028 2007-02-15 Nick Clifton <nickc@redhat.com>
5030 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5031 order to prevent it from being munged by the target.
5033 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5035 * config/i386/i386.md: Remove misleading comment.
5037 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5039 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5040 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5043 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5045 * tree-sra.c (instantiate_missing_elements): Canonicalize
5047 (sra_build_assignment): New.
5048 (generate_copy_inout, generate_element_copy,
5049 generate_element_zero, generate_one_element_init): Use it.
5051 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5053 * tree-sra.c (instantiate_missing_elements): Canonicalize
5055 (sra_build_assignment): New.
5056 (generate_copy_inout, generate_element_copy,
5057 generate_element_zero, generate_one_element_init): Use it.
5059 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5061 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5064 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5066 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5067 types as aggregates not scalars.
5068 * function.c (assign_stack_temp_for_type): Likewise.
5070 2007-02-14 Roger Sayle <roger@eyesopen.com>
5071 Zdenek Dvorak <dvorakz@suse.cz>
5073 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5076 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5078 * passes.c (next_pass_1): Clear the next field of the copied
5081 2007-02-14 Richard Henderson <rth@redhat.com>
5083 * tree-sra.c (early_sra): New.
5084 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5085 (tree_sra_early, pass_sra_early): New.
5086 * tree-pass.h (pass_sra_early): Declare.
5087 * passes.c (init_optimization_passes): Use it.
5089 2007-02-14 Richard Guenther <rguenther@suse.de>
5091 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5093 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5095 PR tree-optimization/30771
5096 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5098 (vect_analyze_operations): Induction phis can now be marked as
5100 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5101 Update documentation accordingly.
5103 2007-02-14 Nick Clifton <nickc@redhat.com>
5105 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5106 most 3 arguments are supported.
5107 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5109 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5111 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5112 Ensure dst->current is valid.
5114 2007-02-13 Paul Brook <paul@codesourcery.com>
5116 * config.gcc: Add arm*-*-uclinux-*eabi.
5117 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5118 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5119 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5120 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5121 (LINK_SPEC): Define.
5123 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5125 * config/arm/uclinux-eabi.h: New file.
5126 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5127 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5130 2007-02-13 Ian Lance Taylor <iant@google.com>
5132 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5133 * flags.h (warn_strict_overflow): Declare.
5134 (enum warn_strict_overflow_code): Define.
5135 (issue_strict_overflow_warning): New static inline function.
5136 * opts.c (warn_strict_overflow): New variable.
5137 (common_handle_option): Handle OPT_Wstrict_overflow and
5138 OPT_Wstrict_overflow_.
5139 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5141 * fold-const.c: Include intl.h.
5142 (fold_deferring_overflow_warnings): New static variable.
5143 (fold_deferred_overflow_warning): New static variable.
5144 (fold_deferred_overflow_code): New static variable.
5145 (fold_defer_overflow_warnings): New function.
5146 (fold_undefer_overflow_warnings): New function.
5147 (fold_undefer_and_ignore_overflow_warnings): New function.
5148 (fold_deferring_overflow_warnings_p): New function.
5149 (fold_overflow_warning): New static function.
5150 (make_range): Add strict_overflow_p parameter. Change all
5152 (extract_muldiv, extract_muldiv_1): Likewise.
5153 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5154 tree_expr_nonnegative_p.
5155 (fold_negate_expr): Call fold_overflow_warning.
5156 (fold_range_test): Likewise.
5157 (fold_comparison): Likewise.
5158 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5159 instead of tree_expr_nonnegative_p.
5160 (tree_expr_nonnegative_warnv_p): Rename from
5161 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5162 (tree_expr_nonnegative_p): New function.
5163 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5164 strict_overflow_p parameter.
5165 (tree_expr_nonzero_p): New function.
5166 * passes.c (verify_interpass_invariants): New static function.
5167 (execute_one_pass): Call it.
5168 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5170 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5171 (estimate_numbers_of_iterations): Likewise.
5172 (scev_probably_wraps_p): Likewise.
5173 * tree-ssa-ccp.c: Include "toplev.h".
5174 (evaluate_stmt): Defer fold overflow warnings until we know we are
5176 (struct fold_stmt_r_data): Add stmt field.
5177 (fold_stmt_r): Defer fold overflow warnings until we know we
5179 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5180 (fold_stmt_inplace): Likewise.
5181 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5182 (cleanup_control_expr_graph): Defer fold overflow warnings until
5183 we know we are going to optimize.
5184 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5185 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5187 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5188 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5189 * tree-ssa-loop-manip.c (create_iv): Likewise.
5190 * c-typeck.c (build_conditional_expr): Likewise.
5191 (build_binary_op): Likewise.
5192 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5193 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5194 (extract_range_from_unary_expr): Likewise.
5195 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5196 assuming that signed overflow does not occur.
5197 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5198 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5199 (fold_defer_overflow_warnings): Declare.
5200 (fold_undefer_overflow_warnings): Declare.
5201 (fold_undefer_and_ignore_overflow_warnings): Declare.
5202 (fold_deferring_overflow_warnings_p): Declare.
5203 (tree_expr_nonzero_warnv_p): Declare.
5204 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5206 (Warning Options): Document -Wstrict-overflow.
5207 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5208 (tree-ssa-ccp.o): Likewise.
5209 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5210 (fold-const.o): Depend on intl.h.
5212 2007-02-13 Ian Lance Taylor <iant@google.com>
5215 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5218 2007-02-13 Stuart Hastings <stuart@apple.com>
5220 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5222 2007-02-13 Richard Henderson <rth@redhat.com>
5224 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5225 handled_component_p before looking for the indirect_ref.
5227 2007-02-13 Richard Henderson <rth@redhat.com>
5229 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5230 remove flags clobber.
5231 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5232 (bswaphi_lowpart): New.
5233 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5234 remove TARGET_BSWAP test. Delete expander of the same name.
5236 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5237 (expand_unop): Use them.
5239 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5241 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5242 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5243 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5244 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5245 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5246 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5247 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5248 assembler dialect choice from asm templates.
5250 2007-02-12 Richard Henderson <rth@redhat.com>
5252 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5253 (fixuns_trunc<SSEMODEF>si2): Use it.
5254 * config/i386/sse.md (vec_setv4sf_0): Export.
5255 * config/i386/i386.c (ix86_build_const_vector): Export.
5256 (ix86_split_convert_uns_si_sse): Rename from
5257 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5258 * config/i386/i386-protos.h: Update.
5260 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5263 * c-typeck.c (c_finish_return): Improve warning message.
5265 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5267 * alias.c (find_symbolic_term): Delete unused function.
5269 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5271 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5272 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5273 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5275 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5277 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5278 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5279 the function, temporarily point the debug interface to the null one.
5281 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5283 * dwarf2out.c (round_up_to_align): New static function.
5284 (field_byte_offset): Use it to round the offset.
5286 2007-02-12 Richard Henderson <rth@redhat.com>
5288 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5289 (inswl_const): Export.
5291 2007-02-12 Richard Henderson <rth@redhat.com>
5293 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5294 result mode of the libcall, convert back to outmode.
5296 2007-02-12 Roger Sayle <roger@eyesopen.com>
5298 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5299 (bswapdi2): New define_expand to implement 32-bit implementation.
5301 2007-02-12 Nick Clifton <nickc@redhat.com>
5303 * doc/invoke.texi (Overall Options): Document --help=.
5304 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5305 (cc1_options): Pass --help= on to cc1.
5306 (display_help): Add description of --help=.
5307 (process_command): Add code to handle --help=. Allow translated
5308 --help and --target-help switches to be passed on to compiler
5310 (main): Remove unused if statement.
5311 * opts.c (columns): Remove.
5312 (LEFT_COLUMN): Define.
5313 (wrap_help): Add columns argument.
5314 (print_filtered_help): Change parameters to be an include bitmask,
5315 an exclude bitmask, an any bitmask and the column width. Move the
5316 code to display the params list here. Add code to display the
5317 status of options rather than their descriptions if the quiet flag
5319 (print_specific_help): Change parameters to be an include bitmask,
5320 an exclude bitmask and an any bitmask. Move code to look up the
5321 column width here. Decide upon the title for an options listing.
5322 (common_handle_options): Add code to handle --help=. Adapt code
5323 for --help and --target-help to use the revised form of the
5324 print_specific_help function.
5325 (print_help): Delete.
5326 (print_param_help): Delete.
5327 (print_switch): Delete.
5328 * opts.h (cl_lang_count): Add prototype.
5329 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5330 CL_MAX_OPTION_CLASS): New defines.
5331 * optc-gen.awk: Add construction of cl_lang_count.
5332 * c.opt: Add Warning attribute to warning options and Optimization
5333 attribute to optimization options.
5334 * common.opt: Likewise.
5336 Add -fhelp and -ftarget-help as aliases for the transformed --help
5337 and --target-help options.
5338 * opt-functions.awk: Add code to handle Warning and Optimization
5341 2007-02-12 Richard Henderson <rth@redhat.com>
5343 * config/alpha/constraints.md: New file.
5344 * config/alpha/alpha.c: Include tm-constrs.h.
5345 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5346 alpha_extra_constraint): Remove.
5347 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5348 * config/alpha/alpha-protos.h: Update.
5349 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5350 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5351 (EXTRA_CONSTRAINT): Remove.
5352 * config/alpha/alpha.md: Include constraints.md.
5353 (adddi splitter): Use satisfies_constraint_*.
5354 * config/alpha/predicates.md (add_operand): Likewise.
5355 (sext_add_operand, addition_operation): Likewise.
5357 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5359 PR tree-optimization/29145
5360 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5361 in our handling of restrict qualified pointers.
5363 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5366 * doc/invoke.texi (Wunused-value): Update description.
5367 (Wextra): Delete item.
5368 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5369 value of Wunused-value.
5370 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5371 (c_finish_stmt_expr): Don't check extra_warnings.
5372 (emit_side_effect_warnings): The caller is responsible to check
5375 2007-02-11 Roger Sayle <roger@eyesopen.com>
5376 Matt Thomas <matt@3am-software.com>
5378 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5380 2007-02-11 Roger Sayle <roger@eyesopen.com>
5382 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5383 comparisons of POPCOUNT against zero.
5384 (simplify_const_relational_operation): Likewise.
5386 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5388 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5390 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5392 * dwarf2out.c (root_type): Delete unused function.
5394 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5396 * genattrtab.c (contained_in_p): Delete unused function.
5397 (write_expr_attr_cache): Likewise.
5399 2007-02-11 Jan Hubicka <jh@suse.cz>
5401 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5404 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5406 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5407 to add the REG_EQ* note.
5408 * see.c (see_merge_one_use_extension): Likewise.
5409 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5410 turn REG_EQUAL notes into REG_EQUIV notes if the target
5411 register may have more than one set.
5412 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5413 * gcse.c (try_replace_reg): Likewise.
5414 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5415 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5416 more than one REG_EQUIV note.
5417 * reload1.c (gen_reload): Use set_unique_reg_note.
5419 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5421 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5422 (ix86_builtin_conversion): New function.
5424 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5427 * tree.h (DECL_REPLACEABLE_P): New macro.
5428 * except.c (set_nothrow_function_flags): Likewise.
5430 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5431 Ira Rosen <irar@il.ibm.com>
5432 Dorit Nuzman <dorit@il.ibm.com>
5434 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5435 * targhooks.c (default_builtin_vectorized_conversion): New.
5436 * targhooks.h (default_builtin_vectorized_function): New declaration.
5437 * target.h (struct vectorize): Add builtin_conversion field.
5438 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5439 stmt_vec_info_type value.
5440 (vectorizable_conversion): New declaration.
5441 * tree-vect-analyze.c (vect_analyze_operations): Add
5442 vectorizable_conversion call.
5443 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5444 * tree-vect-transform.c (vectorizable_conversion): New function.
5445 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5446 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5448 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5449 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5450 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5451 or ALTIVEC_BUILTIN_VCFSX.
5453 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5456 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5457 CONST_DOUBLE and operand 0 is a hard register.
5458 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5459 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5460 is a hard floating-point register.
5462 2007-02-10 Richard Henderson <rth@redhat.com>
5463 Jakub Jelinek <jakub@redhat.com>
5464 Alexandre Oliva <aoliva@redhat.com>
5466 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5467 * builtin-types.def (BT_WORD): Make unsigned.
5468 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5469 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5470 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5471 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5472 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5473 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5475 * expr.c (emutls_var_address): New.
5476 (expand_expr_real_1): Expand emulated tls.
5477 (expand_expr_addr_expr_1): Likewise.
5478 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5479 * output.h (emutls_finish): Declare.
5480 * toplev.c (compile_file): Call it.
5481 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5482 address before wrapping in CONST.
5483 * varasm.c (emutls_htab, emutls_object_type): New.
5484 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5485 (get_emutls_object_name, get_emutls_object_type): New.
5486 (get_emutls_init_templ_addr, emutls_decl): New.
5487 (emutls_common_1, emutls_finish): New.
5488 (assemble_variable): When emulating tls, swap decls; generate
5489 constructor for the emutls objects.
5490 (do_assemble_alias): When emulating tls, swap decl and target name.
5491 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5493 * varpool.c (decide_is_variable_needed): Look at force_output.
5494 Recurse for emulated tls.
5495 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5496 with decide_is_variable_needed.
5497 * emutls.c: New file.
5498 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5499 tls_object for real tls.
5501 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5503 PR rtl-optimization/29599
5504 * reload1.c (eliminate_regs_in_insn): Take the destination
5505 mode into account when computing the offset.
5507 2007-02-09 Stuart Hastings <stuart@apple.com>
5508 Richard Henderson <rth@redhat.com>
5510 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5511 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5512 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5513 fixuns_truncdfhi2): New.
5514 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5515 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5516 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5517 (floatunssidf2): Allow nonimmediate source.
5518 * gcc/config/i386/sse.md (movdi_to_sse): New.
5519 (vec_concatv2di): Drop '*'.
5520 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5521 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5522 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5524 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5525 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5526 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5527 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5528 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5529 ix86_build_const_vector.
5530 (x86_emit_floatuns): Rewrite.
5532 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5534 * genautomata.c (longest_path_length): Delete unused function.
5535 (struct state): Delete unused longest_path_length.
5536 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5537 (get_free_state): Delete unused.
5539 2007-02-09 Jan Hubicka <jh@suse.cz>
5541 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5542 * doc/invoke.texi (inline-unit-growth): Update default value.
5544 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5545 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5546 (rebuild_cgraph_edges): Likewise.
5547 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5548 (dump_cgraph_node): Dump frequencies.
5549 (cgraph_clone_edge): Add frequency scales.
5550 (cgraph_clone_node): Add freuqnecy.
5551 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5552 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5553 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5554 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5555 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5556 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5557 (save_inline_function_body): Likewise.
5558 * ipa-inline.c: inluce rtl.h
5559 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5560 (cgraph_edge_badness): Use frequencies.
5561 (cgraph_decide_recursive_inlining): Update clonning.
5562 (cgraph_decide_inlining_of_small_function): Dump frequency.
5563 * predict.c (estimate_bb_frequencies): Export.
5564 * predict.h (estimate_bb_frequencies): Declare.
5565 * tree-inline.c (copy_bb): Watch overflows.
5566 (expand_call_inline): Update call of cgraph_create_edge.
5567 (optimize_inline_calls): Use TODO flags to update frequnecies.
5568 * passes.h: Include predict.h
5569 (init_optimization_passes): Move profile ahead.
5570 (execute_function_todo): Handle TODO_rebuild_frequencies.
5572 2007-02-09 Roger Sayle <roger@eyesopen.com>
5574 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5575 the insbl or inswl pattern into a register.
5577 2007-02-09 Roger Sayle <roger@eyesopen.com>
5579 * config/ia64/ia64.md (bswapdi2): New define_insn.
5581 2007-02-09 Richard Henderson <rth@redhat.com>
5583 * config/i386/constraints.md (Ym): New constraint.
5584 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5585 (movdi_1_rex64): Split sse and xmm general register moves from
5586 memory move alternatives. Use conditional register constraints.
5587 (movsf_1, movdf_integer): Likewise.
5588 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5589 (movdf_integer_rex64): New.
5590 (pushsf_rex64): Fix output constraints.
5591 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5592 (sse2_stored): Likewise.
5593 (sse2_storeq_rex64): New.
5594 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5595 amd and not generic.
5596 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5597 for optimize_size. Remove SF/DFmode hack.
5599 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5601 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5604 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5605 Richard Sandiford <richard@codesourcery.com>
5607 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5608 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5609 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5610 m68k/t-mlib to tmake_file.
5611 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5612 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5613 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5614 Allow it to be cf or m68k. Set m68k_arch_family. If that
5615 variable is not empty, add t-$m68k_arch_family to tmake_file.
5616 Add t-mlibs to tmake_file.
5617 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5618 * config/m68k/t-cf: New file.
5619 * config/m68k/t-m68k: Likewise.
5620 * config/m68k/t-mlibs: Likewise.
5621 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5622 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5623 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5624 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5625 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5627 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5628 (INSTALL_LIBGCC): Delete.
5629 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5630 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5631 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5632 (M68K_MLIB_CPU): Define.
5633 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5634 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5635 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5637 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5638 Richard Guenther <rguenther@suse.de>
5641 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5642 against INT_MIN/INT_MAX.
5643 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5644 file if a loop is removed.
5646 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5648 * calls.c (store_one_arg): Pass correct alignment to
5649 emit_push_insn for non-BLKmode values.
5650 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5651 unaligned stack slot via a suitably aligned slot.
5653 2007-02-08 DJ Delorie <dj@redhat.com>
5655 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5657 (legal_subregs): Use unsigned char, make const.
5658 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5660 2007-02-08 Paul Brook <paul@codesourcery.com>
5662 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5663 special interworking needed.
5665 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5667 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5668 conditional to __SSE2__.
5669 (Entries below should have been added to first ChangeLog
5670 entry for amdfam10 dated 2007-02-05)
5671 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5673 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5675 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5678 2007-02-08 DJ Delorie <dj@redhat.com>
5680 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5681 * config/m32c/m32c.c (legal_subregs): New.
5682 (m32c_illegal_subreg_p): New.
5683 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5684 unsupported subregs of hard regs.
5686 2007-02-08 Jan Hubicka <jh@suse.cz>
5688 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5689 the same one; always update histograms.
5691 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5693 * passes.c (init_optimization_passes): Tidy comment.
5695 2007-02-08 Roger Sayle <roger@eyesopen.com>
5697 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5698 strip zero_extend, bswap and rotates from POCOUNT's argument.
5699 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5700 zero_extend and rotates from PARITY's argument.
5701 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5702 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5703 of an integer constant at compile-time.
5705 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5708 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5710 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5713 * tree-ssa-live.c (remove_unused_locals): Do not remove
5714 TREE_ADDRESSABLE variables.
5715 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5716 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5717 FOR_CLOBBER. Update all users.
5718 If VAR has an associated alias set, add a virtual operand for
5719 it if no alias is found to conflict with the memory reference.
5721 2007-02-07 Jan Hubicka <jh@suse.cz>
5722 Robert Kidd <rkidd@crhc.uiuc.edu>
5724 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5726 2007-02-07 Ian Lance Taylor <iant@google.com>
5728 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5730 2007-02-07 Roger Sayle <roger@eyesopen.com>
5732 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5733 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5734 tablejumpdi, movsi_to_cr_one): Remove constraints from
5735 define_expand's match_operands.
5737 2007-02-07 Roger Sayle <roger@eyesopen.com>
5739 * global.c (compute_regsets): Move declatation of "i" inside of
5740 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5742 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5745 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5746 of INDIRECT_REF <RESULT_DECL>.
5748 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5750 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5751 Kaz Kojima <kkojima@gcc.gnu.org>
5754 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5756 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5758 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5760 * doc/loop.texi: Document possibility not to perform disambiguation
5761 of loops with multiple latches.
5762 * cfgloopmanip.c (alp_enum_p): Removed.
5763 (add_loop): Handle subloops. Use get_loop_body_with_size.
5764 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5765 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5766 the new forwarder block.
5767 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5768 Handle the case latch is NULL.
5769 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5770 when marking loop exits.
5771 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5773 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5774 disambiguate_loops_with_multiple_latches.
5775 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5776 before fix_loop_structure.
5777 * cfgloop.c: Include pointer-set.h and output.h.
5778 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5779 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5780 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5781 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5782 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5783 disambiguate_multiple_latches, get_loop_body_with_size,
5784 disambiguate_loops_with_multiple_latches): New functions.
5785 (flow_loop_dump): Dump multiple latch edges.
5786 (flow_loop_nodes_find): Handle loops with multiple latches.
5787 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5788 (glb_enum_p): Modified.
5789 (get_loop_body): Use get_loop_body_with_size.
5790 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5791 (AVOID_CFG_MODIFICATIONS): New constant.
5792 (disambiguate_loops_with_multiple_latches, add_loop,
5793 get_loop_body_with_size): Declare.
5794 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5796 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5799 * global.c (compute_regsets): New function.
5800 (global_alloc): Refactored ELIMINABLE_REGSET
5801 and NO_GLOBAL_ALLOC_REGS computation out.
5802 (rest_of_handle_global_alloc): Call compute_regsets()
5803 for non-optimizing case.
5805 2007-02-06 Richard Henderson <rth@redhat.com>
5807 * config/i386/constraints.md (Y2): Rename from Y.
5808 (Yi): New constraint.
5809 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5810 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5811 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5812 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5813 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5814 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5815 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5816 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5817 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5818 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5819 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5820 vec_extractv2si_1): Change Y constraints to Y2.
5821 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5822 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5823 Change Y constraints to Y2.
5824 (sse2_loadld): Change Y constraints to x.
5826 2007-02-06 Roger Sayle <roger@eyesopen.com>
5828 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5829 (parity<mode>2): New define_expand using rs6000_emit_parity.
5830 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5831 rs6000_emit_parity): New functions.
5832 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5833 rs6000_emit_parity): Prototype here.
5835 2007-02-06 Ian Lance Taylor <iant@google.com>
5837 * lower-subreg.c (simple_move_operand): Reject CONST.
5838 (resolve_clobber): Call validate_change rather than directly
5839 assigning to XEXP (pat, 0).
5841 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5843 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5844 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5845 (tree-cfg.o): Remove hashtab.h dependency.
5847 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5848 (struct ivopts_data): Change niters to pointer_map_t.
5849 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5850 (niter_for_exit): Create pointer_map on demand. Change for
5852 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5853 (free_loop_data): Destroy data->niters if created and reset field.
5854 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5855 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5857 * tree-ssa-reassoc.c: Include pointer-set.h.
5858 (bb_rank): Change to long *.
5859 (operand_rank): Change to pointer_map_t.
5860 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5861 (insert_operand_rank): Accept long.
5862 (operand_entry_hash, operand_entry_eq): Remove.
5863 (get_rank): Return long. Adjust for changes above.
5864 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5866 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5868 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5869 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5870 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5872 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5873 directly since it cannot be NULL.
5874 (get_vi_for_tree): Rewrite for pointer_map API.
5875 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5876 (init_alias_vars): Create vi_for_tree as pointer_map.
5877 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5879 * tree-cfg.c: Don't include hashtab.h.
5880 (edge_to_cases): Declare as pointer_map.
5881 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5883 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5884 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5885 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5887 (record_switch_edge): Delete.
5888 (get_cases_for_edge): Adjust for pointer_map API, inline
5889 record_switch_edge (rewritten for new API), remove goto.
5891 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5893 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5894 * tree-nested.c: Include pointer-set.h.
5895 (var_map_elt, var_map_eq, var_map_hash): Delete.
5896 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5898 (nesting_info_bitmap_obstack): New.
5899 (lookup_field_for_decl): Adjust for pointer_map API.
5900 (lookup_tramp_for_decl): Adjust for pointer_map API.
5901 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5902 (get_local_debug_decl): Adjust for pointer_map API.
5903 (convert_nl_goto_reference): Adjust for pointer_map API.
5904 (convert_nl_goto_receiver): Adjust for pointer_map API.
5905 (create_nesting_tree): Create outside GGC space. Create bitmap on
5906 the new obstack. Create field_map and var_map as pointer_maps.
5907 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5909 (lower_nested_functions): Move root here, no need to NULL it.
5910 Initialize and release the obstack.
5912 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5914 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5915 Remove prototypes and make them non-static.
5916 (struct tree_int_map): Remove.
5917 * tree.h (struct tree_int_map): Move here, turning TO into an
5919 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5921 * tree.h (TREE_COMPLEXITY): Remove.
5922 (struct tree_exp): Remove complexity field.
5923 * tree.c (build1_stat): Don't set it.
5925 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5926 Victor Kaplansky <victork@il.ibm.com>
5928 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5929 (vect_is_simple_reduction): Support reduction with induction as
5930 one of the operands.
5931 (vect_is_simple_iv_evolution): Fix formatting.
5932 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5933 formatting. Don't mark induction phis for vectorization.
5934 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5935 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5936 (vect_get_vec_def_for_operand): Support induction.
5937 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5939 (vectorizable_reduction): Support reduction with induction as one of
5941 (vectorizable_type_demotion): Use def-type of stmt argument rather
5942 than dummy def-type.
5944 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5945 flag_tree_scev_cprop.
5946 * common.opt (tree-scev-cprop): New flag.
5948 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5949 call to vect_get_new_vect_var.
5951 2007-02-06 Ira Rosen <irar@il.ibm.com>
5953 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5954 vectype is not NULL.
5955 (vect_pattern_recog_1): Likewise.
5957 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5959 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5960 (fold_negate_expr): Likewise.
5962 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5965 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5966 even if cv-qualification is the same.
5968 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5970 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5971 __enable_execute_stack on completion.
5973 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5975 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5976 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5977 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5978 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5979 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5980 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5981 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5982 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5984 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5986 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5987 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5988 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5989 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5990 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5991 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5992 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5993 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5994 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5995 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5996 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5997 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5998 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5999 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6000 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6001 sqrtextenddfxf2_i387): Added amdfam10_decode.
6003 * config/i386/athlon.md (athlon_idirect_amdfam10,
6004 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6005 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6006 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6007 athlon_ivector_store_amdfam10): New define_insn_reservation.
6008 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6011 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6013 * config/i386/athlon.md (athlon_call_amdfam10,
6014 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6015 define_insn_reservation.
6016 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6017 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6018 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6020 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6022 * config/i386/athlon.md (athlon_sseld_amdfam10,
6023 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6024 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6026 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6028 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6029 define_insn_reservation.
6030 * config/i386/i386.md (sseins): Added sseins to define_attr type
6031 and define_attr unit.
6032 * config/i386/sse.md: Set type attribute to sseins for insertq
6035 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6037 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6038 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6039 ssecomi_load_amdfam10, ssecomi_amdfam10,
6040 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6041 define_insn_reservation.
6042 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6046 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6047 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6048 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6049 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6050 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6051 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6052 define_insn_reservation.
6054 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6055 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6056 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6057 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6058 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6060 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6062 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6063 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6064 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6065 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6066 athlon_ssemul_load_k8): Added amdfam10.
6068 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6070 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6071 (x86_sse_unaligned_move_optimal): New variable.
6073 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6075 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6076 for unaligned vector SSE double/single precision loads for AMDFAM10.
6078 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6080 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6081 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6082 Define TARGET_CPU_DEFAULT_amdfam10.
6083 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6084 (processor_type): Add PROCESSOR_AMDFAM10.
6086 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6087 processor_type in config/i386/i386.h.
6088 Enable imul peepholes for TARGET_AMDFAM10.
6090 * config.gcc: Add support for --with-cpu option for amdfam10.
6092 * config/i386/i386.c (amdfam10_cost): New variable.
6093 (m_AMDFAM10): New macro.
6094 (m_ATHLON_K8_AMDFAM10): New macro.
6095 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6096 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6097 x86_promote_QImode, x86_integer_DFmode_moves,
6098 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6099 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6100 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6101 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6102 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6103 Enable/disable for amdfam10.
6104 (override_options): Add amdfam10_cost to processor_target_table.
6105 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6106 processor_alias_table.
6107 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6108 (ix86_adjust_cost): Add code for amdfam10.
6110 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6112 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6113 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6114 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6115 * config/i386/i386.h: Add builtin definition for SSE4A.
6116 * config/i386/i386.md: Add support for ABM instructions
6118 * config/i386/sse.md: Add support for SSE4A instructions
6119 (movntss, movntsd, extrq, insertq).
6120 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6121 Add -march=amdfam10 flag.
6122 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6123 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6125 * doc/extend.texi: Add documentation for SSE4A builtins.
6127 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6129 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6131 2007-02-05 Richard Guenther <rguenther@suse.de>
6133 * tree-vectorizer.h (vectorizable_function): Add argument type
6134 argument, change return type.
6135 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6136 * tree-vect-transform.c (vectorizable_function): Handle extra
6137 argument, return vectorized function decl.
6138 (build_vectorized_function_call): Remove.
6139 (vectorizable_call): Handle calls with result and argument types
6140 differing. Handle loop vectorization factor correctly.
6141 * targhooks.c (default_builtin_vectorized_function): Adjust for
6143 * targhooks.h (default_builtin_vectorized_function): Likewise.
6144 * target.h (builtin_vectorized_function): Add argument type
6146 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6147 extra argument, allow vectorizing of lrintf.
6148 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6149 documentation of target hook.
6151 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6154 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6155 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6156 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6158 2007-02-05 Roger Sayle <roger@eyesopen.com>
6160 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6161 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6162 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6163 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6164 before canonicalizing sincos to cexpi.
6165 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6167 2007-02-05 Roger Sayle <roger@eyesopen.com>
6169 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6170 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6171 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6173 2007-02-05 Roger Sayle <roger@eyesopen.com>
6175 * mips-tfile.c (initialize_init_file): Correct endianness test.
6177 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6179 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6182 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6184 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6185 saves in a PARALLEL before the register assignments.
6187 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6189 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6190 DWARF_FRAME_RETURN_COLUMN to be a general register.
6191 * dwarf2out.c (init_return_column_size): New function, split from...
6192 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6193 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6194 to be nongeneral registers.
6195 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6197 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6198 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6200 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6202 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6204 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6206 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6207 (remove_path): Use can_remove_branch_p and remove_branch instead
6208 of loop_delete_branch_edge.
6209 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6210 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6211 Update profile using scale_dominated_blocks_in_loop.
6212 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6213 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6214 (can_remove_branch_p, remove_branch): Declare.
6215 * tree-cfg.c (tree_can_remove_branch_p): New function.
6216 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6217 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6218 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6220 2007-02-05 Jan Hubicka <jh@suse.cz>
6223 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6224 nodes in cgraph, don't remove offline copy of the function.
6226 2007-02-04 Jan Hubicka <jh@suse.cz>
6228 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6229 vectors might cause maybe_lookup_element_for_expr to be called
6230 on non-sra-candidate.
6232 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6234 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6235 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6236 spelling conventions.
6238 2007-02-04 Richard Guenther <rguenther@suse.de>
6241 * fold-const.c (try_move_mult_to_index): Make sure to not
6242 overflow one dimension of a multi-dimensional array access.
6244 2007-02-04 Jan Hubicka <jh@suse.cz>
6246 * passes.c (init_optimization_passes): Reindent.
6248 2007-02-04 Jan Hubicka <jh@suse.cz>
6249 Eric Botcazou <ebotcazou@adacore.com>
6251 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6252 (execute_fixup_cfg): Break out the abnormal goto code.
6253 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6254 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6255 (optimize_inline_calls): Call make_nonlocal_label_edges.
6257 2007-02-04 Jan Hubicka <jh@suse.cz>
6259 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6260 true when something was changed.
6261 (rename_ssa_copies): When something was changed, do
6262 TODO_remove_unused_locals.
6263 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6264 add TODO_remove_unused_locals when instruction was removed.
6266 2007-02-04 Jan Hubicka <jh@suse.cz>
6268 * ipa-inline.c (try_inline): Improve debug output; work on already
6270 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6271 call try_inline for already inlined edges too when flattening;
6272 inline also functions that make callee growth but overall unit size
6275 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6277 * config/m32c/bitops.md, config/m32c/jump.md,
6278 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6279 config/m32r/m32r.h, config/m32r/m32r.md,
6280 config/m32r/predicates.md, config/m68hc11/larith.asm,
6281 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6282 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6283 config/mips/mips-protos.h, config/mips/mips.c,
6284 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6285 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6286 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6287 spelling conventions.
6289 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6290 Follow spelling conventions.
6292 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6294 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6295 warn about C++0x compatibility.
6297 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6299 * config/h8300/h8300.c, config/h8300/h8300.h,
6300 config/h8300/h8300.md: Follow spelling conventions.
6302 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6305 * combine.c (try_combine): Do not substitute source operand
6306 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6308 2007-02-03 Jan Hubicka <jh@suse.cz>
6310 PR gcov-profile/30650
6311 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6312 do not divide by zero for never executed counters.
6313 (tree_find_values_to_profile): Fix counters.
6314 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6316 2007-02-03 Ian Lance Taylor <iant@google.com>
6318 * lower-subreg.c (simple_move_operand): New static function,
6319 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6321 (simple_move): Call simple_move_operand.
6322 (find_decomposable_subregs): Add special handling of MEMs.
6323 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6324 meaning of return value. If we see a hard register, test whether
6325 it can store a word_mode value. Change all callers.
6327 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6329 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6330 ftrapv insns and expanders.
6331 (subdi3): Change define_expand operand 1 to arith11_operand, and
6332 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6333 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6334 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6338 * varasm.c (notice_global_symbol): Treat global objects as weak when
6341 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6343 * emit-rtl.c (dconstpi): Delete.
6345 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6346 * real.h (dconstpi): Delete.
6348 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6349 (fold_builtin_hypot): Likewise.
6351 2007-02-03 Tom Tromey <tromey@redhat.com>
6354 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6355 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6357 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6359 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6360 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6361 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6362 config/rs6000/cell.md, config/rs6000/darwin.h,
6363 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6364 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6365 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6366 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6367 typos. Follow spelling conventions.
6368 * doc/invoke.texi: Follow spelling conventions.
6370 2007-02-03 Roger Sayle <roger@eyesopen.com>
6372 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6373 canonicalization transformations that attempt to simplify integer
6374 constant comparisons to become comparisons against zero.
6376 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6378 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6380 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6381 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6383 2007-02-02 Mike Stump <mrs@apple.com>
6385 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6386 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6387 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6388 generate a branch island.
6390 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6392 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6393 (xtensa_legitimate_address_p): New.
6394 (xtensa_legitimize_address): New.
6395 (xtensa_output_addr_const_extra): New.
6396 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6398 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6399 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6400 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6401 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6402 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6403 (xtensa_legitimize_address): New.
6404 (xtensa_output_addr_const_extra): New.
6406 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6408 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6410 2007-02-02 Ian Lance Taylor <iant@google.com>
6412 * expmed.c (expand_divmod): Add comment.
6414 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6416 * emit-rtl.c (renumber_insns): Remove.
6417 * flags.h: Remove the extern for flag_renumber_insns.
6418 * rtl.h: Remove the prototype for renumber_insns.
6419 * toplev.c (flag_renumber_insns): Remove.
6421 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6423 Revert for x86 darwin:
6424 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6426 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6427 code before the following patch under TARGET_MACHO.
6428 (ix86_function_value_regno_p): Likewise.
6430 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6432 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6435 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6438 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6439 general or fp registers. Add comments.
6440 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6442 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6444 * pointer-set.c (insert_aux): Only return insertion slot.
6445 (pointer_set_insert): Adjust.
6446 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6447 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6448 pointer_map_traverse): New.
6449 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6450 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6451 pointer_map_contains, pointer_map_traverse): Declare.
6453 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6456 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6457 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6459 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6461 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6463 (struct _dep): New type.
6464 (dep_t): New typedef.
6465 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6466 (DEP_STATUS): New access macro. The macro with the same name was
6467 renamed to DEP_LINK_STATUS.
6468 (dep_init): Declare function
6470 (struct _dep_link): New type.
6471 (dep_link_t): New typedef.
6472 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6473 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6474 (DEP_LINK_STATUS): New macro.
6475 (debug_dep_links): New debug function.
6477 (struct _deps_list): New type.
6478 (deps_list_t): New typedef.
6479 (DEPS_LIST_FIRST): New access macro.
6480 (FOR_EACH_DEP_LINK): New cycle macro.
6481 (create_deps_list, free_deps_list, delete_deps_list): Declare
6483 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6484 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6485 (copy_deps_list_change_con): Ditto.
6487 (move_dep_link): Declare function.
6489 (struct _dep_node): New type.
6490 (dep_node_t): New typedef.
6491 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6493 (struct haifa_insn_data.back_deps): New field to hold backward
6494 dependencies of the insn.
6495 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6497 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6498 Change its type to deps_list_t.
6499 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6500 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6501 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6503 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6505 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6507 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6509 (dep_cost): Declare.
6511 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6512 (ds_to_dk, dk_to_ds): New functions.
6514 (init_dep_1): New static function.
6515 (init_dep): New function.
6516 (copy_dep): New static function.
6518 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6520 (detach_dep_link): New static function.
6521 (move_dep_link): New function.
6523 (dep_links_consistent_p, dump_dep_links): New static functions.
6524 (debug_dep_links): New debugging function.
6526 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6528 (alloc_deps_list, init_deps_list): New static functions.
6529 (create_deps_list): New function.
6530 (clear_deps_list): New static function.
6531 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6532 (deps_list_consistent_p, dump_deps_list): New static functions.
6533 (debug_deps_list): New function.
6534 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6536 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6538 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6539 use new scheduler dependencies lists.
6540 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6541 (sched_analyze): Ditto. Initialize dependencies lists.
6542 (add_forw_dep, compute_forward_dependences): Update to use new
6543 scheduler dependencies lists.
6545 (init_dependency_caches): Init deps_obstack.
6546 (free_dependency_caches): Free deps_obstack.
6548 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6549 new scheduler dependencies lists.
6550 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6551 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6553 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6554 Update to use new scheduler dependencies lists.
6555 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6556 (debug_dependencies): Ditto.
6557 (schedule_region): Update comments.
6559 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6560 scheduler dependencies lists.
6561 (schedule_ebb): Update comments.
6563 * rtl.def (DEPS_LIST): Remove.
6565 * lists.c (unused_deps_list): Remove.
6566 (free_list): Update assertions.
6568 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6569 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6571 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6572 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6574 * haifa-sched.c (comments): Update.
6575 (insn_cost1): Remove. Inline the code into insn_cost ().
6576 (insn_cost): Update to use new scheduler dependencies lists. Move
6577 processing of the dependency cost to dep_cost ().
6578 (dep_cost): New function. Use it instead of insn_cost () when
6579 evaluating cost of the dependency. Use compatible interface to
6580 interact with the target.
6581 (priority): Update to use new scheduler dependencies lists.
6582 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6583 with greater number of insns that depend on the insn.
6584 (schedule_insn): Update to use new scheduler dependencies lists. Add
6585 code to free backward dependencies lists. Inline and optimize code
6586 from resolve_dep () - see PR28071.
6587 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6588 lists. Update call to targetm.sched.is_costly_dependence hook.
6590 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6591 scheduler dependencies lists.
6593 (resolve_dep): Remove. Move the logic to schedule_insn ().
6594 (init_h_i_d): Initialize dependencies lists.
6596 (process_insn_depend_be_in_spec): Rename to
6597 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6599 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6600 Update to use new scheduler dependencies lists.
6601 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6603 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6604 new scheduler dependencies lists.
6605 (build_intra_loop_deps): Ditto.
6607 * target.h (struct _dep): Declare to use in
6608 gcc_target.sched.is_costly_dependence.
6609 (struct gcc_target.sched.adjust_cost): Fix typo.
6610 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6611 single dep_t parameter instead of an equivalent triad.
6612 (struct gcc_target.sched.adjust_cost_2): Remove.
6614 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6616 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6618 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6620 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6622 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6623 (REG_DEP_TRUE): Document.
6625 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6626 Change signature to correspond to the targetm.sched.adjust_cost hook.
6627 Update use in TARGET_SCHED_ADJUST_COST_2.
6628 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6629 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6630 new scheduler dependencies lists.
6631 (ia64_gen_check): Ditto.
6633 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6636 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6637 signature to correspond to the targetm.sched.is_costly_dependence hook.
6638 (is_costly_group): Update to use new scheduler dependencies lists.
6640 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6641 instead of INSN_COST () macro.
6643 2007-02-01 Ian Lance Taylor <iant@google.com>
6645 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6647 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6649 * pa.md (tp_load): Correct mfctl instruction syntax.
6651 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6653 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6654 altivec_padding_size calculation on AIX. Improve comment, add
6655 assert to verify that it's right.
6657 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6660 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6663 * global.c (global_alloc): Add mising initialization of
6666 2007-02-01 Roger Sayle <roger@eyesopen.com>
6668 * alias.c (init_alias_analysis): Correct whitespace.
6669 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6670 partition_hot_cold_basic_blocks): Likewise.
6671 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6672 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6673 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6674 fold_builtin_snprintf_chk, fold_builtin_printf,
6675 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6676 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6677 * cfgcleanup.c (cleanup_cfg): Likewise.
6678 * cfgexpand.c (tree_expand_cfg): Likewise.
6679 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6680 * function.c (get_next_funcdef_no): Likewise.
6681 * gengtype.c (main): Likewise.
6682 * genmodes.c (main): Likewise.
6683 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6684 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6685 * ifcvt.c (noce_emit_move_insn): Likewise.
6686 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6688 * stor-layout.c (get_best_mode): Likewise.
6689 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6690 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6691 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6692 perform_var_substitution, solve_graph): Likewise.
6693 * tree-vrp.c (vrp_finalize): Likewise.
6695 2007-02-01 Ian Lance Taylor <iant@google.com>
6697 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6698 high part of a paradoxical subreg, return a constant zero.
6700 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6702 * toplev.c (lang_dependent_init): Call init_set_costs.
6703 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6705 2007-02-01 Richard Guenther <rguenther@suse.de>
6708 * fold-const.c (fold_negate_expr): Allow negating a
6709 constant if overflow does not change.
6711 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6713 * doc/c-tree.texi (Expression trees): Improve markup.
6714 * doc/tm.texi (Register Classes, Addressing Modes)
6715 (Floating Point): Fix spacing after abbreviations. Fix some
6718 2007-02-01 Ben Elliston <bje@au.ibm.com>
6720 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6721 * doc/contrib.texi: Likewise.
6722 * doc/install.texi: Likewise.
6724 2007-01-31 Richard Henderson <rth@redhat.com>
6725 Ian Lance Taylor <iant@google.com>
6727 * lower-subreg.c: New file.
6728 * rtl.def (CONCATN): Define.
6729 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6731 * emit-rtl.c (update_reg_offset): New static function, broken out
6732 of gen_rtx_REG_offset.
6733 (gen_rtx_REG_offset): Call update_reg_offset.
6734 (gen_reg_rtx_offset): New function.
6735 * regclass.c: Revert patch of 2006-03-05, restoring
6737 (clear_reg_info_regno): New function.
6738 * dwarf2out.c (concatn_loc_descriptor): New static function.
6739 (loc_descriptor): Handle CONCATN.
6740 * common.opt (fsplit_wide_types): New option.
6741 * opts.c (decode_options): Set flag_split_wide_types when
6743 * timevar.def (TV_LOWER_SUBREG): Define.
6744 * rtl.h (gen_reg_rtx_offset): Declare.
6745 (reg_scan_update): Declare.
6746 * regs.h (clear_reg_info_regno): Declare.
6747 * tree-pass.h (pass_lower_subreg): Declare.
6748 (pass_lower_subreg2): Declare.
6749 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6750 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6752 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6753 * Makefile.in (OBJS-common): Add lower-subreg.o.
6754 (lower-subreg.o): New target.
6756 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6758 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6760 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6763 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6765 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6768 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6770 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6772 * cfgloop.h: Include vec-prim.h.
6773 (enum li_flags): Remove LI_ONLY_OLD.
6774 (loop_iterator): Changed.
6775 (fel_next, fel_init): Iterate over loop tree.
6776 (FOR_EACH_LOOP_BREAK): New macro.
6777 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6779 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6780 * modulo-sched.c (sms_schedule): Ditto.
6781 * tree-vectorizer.c (vectorize_loops): Ditto.
6782 * doc/loop.texi: Update information on loop numbering and behavior of
6783 FOR_EACH_LOOP wrto new loops.
6784 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6785 add_to_evolution_1): Test nestedness of loops instead of comparing
6787 * tree-chrec.c (chrec_fold_plus_poly_poly,
6788 chrec_fold_multiply_poly_poly, chrec_evaluate,
6789 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6790 reset_evolution_in_loop): Ditto.
6791 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6793 2007-01-31 Dirk Mueller <dmueller@suse.de>
6795 * c-common.c (warn_about_parentheses): Separate warning about
6796 un-parenthized sequence of comparison operators from the one
6797 which is supposed to warn about x <= y <= z.
6799 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6801 * optabs.h (enum optab_index): Add new OTI_isinf.
6802 (isinf_optab): Define corresponding macro.
6803 * optabs.c (init_optabs): Initialize isinf_optab.
6804 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6806 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6807 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6809 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6810 expand_builtin_interclass_mathfn.
6811 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6812 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6813 (fxam<mode>2_i387): New insn pattern.
6814 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6815 built-in functions as x87 inline asm.
6817 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6819 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6821 2007-01-30 Eric Christopher <echristo@apple.com>
6823 * config.gcc: Add geode.
6825 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6827 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6828 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6829 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6830 value-prof.c: Fix comment typos.
6832 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6835 * doc/invoke.texi (Wpointer-arith): Document warning.
6837 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6839 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6840 the list of discrepancies from the draft TR.
6842 2007-01-30 Dirk Mueller <dmueller@suse.de>
6845 * doc/invoke.texi (-Wreturn-type): Update description to
6848 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6850 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6852 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6854 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6855 to handle optabs that operate on floating point input argument and
6856 output to integer output.
6857 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6858 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6859 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6860 expand_builtin_interclass_mathfn ().
6861 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6863 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6864 ilogbl built-in functions as x87 intrinsics.
6866 2007-01-30 Richard Guenther <rguenther@suse.de>
6869 * dwarf2out.c (reference_to_unused): Query varpool if the
6870 variable was output.
6872 2007-01-30 Richard Guenther <rguenther@suse.de>
6875 * passes.c (execute_one_pass): Reset in_gimple_form to not
6876 confuse non-unit-at-a-time mode.
6878 2007-01-29 Roger Sayle <roger@eyesopen.com>
6879 Richard Guenther <rguenther@suse.de>
6881 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6882 avoid undefined behaviour on overflow. Use force_fit_type_double
6883 to construct the constant with the specified TREE_OVERFLOW.
6885 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6887 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6888 * config/dfp-bit.h: Ditto.
6890 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6892 * c-decl.c (pop_scope): Replace warnings with call to
6893 warn_for_unused_label.
6894 * c-common.h (warn_for_unused_label): Declare.
6895 * c-common.c (warn_for_unused_label): Define.
6897 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6899 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6902 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6904 * Makefile.in (USER_H): Remove decfloat.h.
6905 * ginclude/decfloat.h: Delete, moving contents to ...
6906 * ginclude/float.h: Add support for decimal floating point,
6907 guarded by __STDC_WANT_DEC_FP__.
6909 2007-01-29 Mike Stump <mrs@apple.com>
6911 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6912 Analysis and Representation to resolve case insensitive conflict.
6913 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6915 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6917 * tree.h (struct tree_memory_tag): Add aliases member.
6918 (MTAG_ALIASES): New macro.
6919 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6920 (add_may_alias): Remove pointer-set. Update for may_aliases being
6922 (mark_aliases_call_clobbered): Update for may_aliases being a
6924 (compute_tag_properties): Ditto.
6925 (create_partition_for): Ditto.
6926 (compute_memory_partitions): Ditto.
6927 (dump_may_aliases_for): Ditto.
6928 (is_aliased_with): Ditto.
6929 (add_may_alias_for_new_tag): Ditto.
6930 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6931 (compute_is_aliased): New function.
6932 (compute_may_aliases): Call compute_is_aliased).
6933 (init_alias_info): Initialize alias_bitmap_obstack.
6934 (union_alias_set_into): New function.
6935 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6936 (have_common_aliases_p): Rewrite to take two bitmaps and use
6938 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6940 (finalize_ref_all_pointers): Update for add_may_alias changes.
6941 (new_type_alias): Ditto.
6942 * tree-flow-inline.h (may_aliases): Return a bitmap.
6943 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6944 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6945 may_aliases being a bitmap.
6946 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6947 may_aliases now returns a bitmap.
6948 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6950 * tree-ssa-operands.c (add_virtual_operand): Update for
6951 may_aliases being a bitmap.
6953 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6955 PR tree-optimization/30630
6956 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6957 variable as changed.
6959 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6962 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6963 expanded only once even if an error occurs.
6965 2007-01-29 Ben Elliston <bje@au.ibm.com>
6967 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6968 (__gcov_average_profiler): Likewise.
6969 (__gcov_ior_profiler): Likewise.
6970 (__gcov_merge_ior): Likewise.
6972 2007-01-28 Jan Hubicka <jh@suse.cz>
6974 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6975 * value-prof.c (stringop_block_profile): Likewise.
6977 2007-01-28 Jan Hubicka <jh@suse.cz>
6979 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6980 variant handling histograms; add wrapper.
6981 (clear_storage_via_libcall): Export.
6982 (emit_block_move_hints): Break out from ...; add histograms.
6983 (emit_block_move): ... this one.
6984 (clear_storage_hints): Break out from ...; add histograms.
6985 (clear_storage): ... this one.
6986 (set_storage_via_memset): Handle histogram.
6987 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6988 (clear_storage_hints, clear_storage_via_libcall): Declare.
6989 (set_storage_via_setmem): Update prototype.
6990 * doc/md.texi (movmem, setmem): Document new arguments.
6992 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6994 (stringop_block_profile): New global function.
6995 (tree_stringops_values_to_profile): Profile block size and alignment.
6996 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6998 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6999 (stringop_block_profile): Declare.
7000 * builtins.c: Include value-prof.h.
7001 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7002 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7003 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7004 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7005 * profile.c (instrument_values): Add new counters.
7006 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7008 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7009 (tree_init_edge_profiler): Build new profilers.
7010 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7011 (pass_tree_profile): Add dump.
7012 (tree_profile_hooks): Update.
7013 * Makefile.in (LIBGCOV): Add new constants.
7014 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7015 __gcov_ior_profiler): New.
7016 * i386.md (movmem/setmem expanders): Add new optional arguments.
7018 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7020 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7022 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7024 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7025 (tree_unswitch_single_loop): Pass eni_size_weights to
7026 tree_num_loop_insns.
7027 * tree-ssa-loop-manip.c: Include tree-inline.h.
7028 (can_unroll_loop_p): Pass eni_size_weights to
7029 tree_num_loop_insns.
7030 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7031 Pass eni_size_weights to estimate_num_insns.
7032 * tree.h (init_inline_once): Export.
7033 * toplev.c (backend_init): Call init_inline_once.
7034 * cgraphunit.c (cgraph_process_new_functions,
7035 cgraph_analyze_function): Pass eni_inlining_weights to
7037 * ipa-inline.c (compute_inline_parameters): Ditto.
7038 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7039 to estimate_num_insns.
7040 (try_unroll_loop_completely): Pass eni_size_weights to
7041 tree_num_loop_insns.
7042 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7043 ot estimate_num_insns.
7044 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7045 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7046 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7047 eni_time_weights): New variables.
7048 (init_inline_once): Initialize them.
7049 (struct eni_data): Mew.
7050 (estimate_num_insns_1, estimate_num_insns): Use weights.
7051 * tree-inline.h (struct eni_weights_d): New.
7052 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7053 (estimate_num_insns): Declaration changed.
7054 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7055 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7056 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7058 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7060 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7061 relations in the conflict function is valid.
7063 2007-01-27 Ian Lance Taylor <iant@google.com>
7065 * common.opt: Add fstrict-overflow.
7066 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7067 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7068 (TYPE_OVERFLOW_UNDEFINED): Define.
7069 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7071 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7072 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7073 (fold_negate_expr): Likewise.
7074 (make_range): Likewise.
7075 (extract_muldiv_1): Likewise.
7076 (maybe_canonicalize_comparison): Likewise.
7077 (fold_comparison): Likewise.
7078 (fold_binary): Likewise.
7079 (tree_expr_nonnegative_p): Likewise.
7080 (tree_expr_nonzero_p): Likewise.
7081 * tree-vrp.c (compare_values): Likewise.
7082 (extract_range_from_binary_expr): Likewise.
7083 (extract_range_from_unary_expr): Likewise.
7084 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7086 (nowrap_type_p): Likewise.
7087 * tree-scalar-evolution.c (simple_iv): Likewise.
7088 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7089 (build_range_check): Likewise.
7090 (extract_muldiv_1): Likewise.
7091 (fold_comparison): Likewise.
7092 * tree-vrp.c (vrp_int_const_binop): Likewise.
7093 (extract_range_from_unary_expr): Likewise.
7094 * convert.c (convert_to_integer): Likewise.
7095 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7096 (fold_comparison): Likewise.
7097 (fold_binary): Likewise.
7098 * optabs.c (optab_for_tree_code): Likewise.
7099 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7100 * simplify-rtx.c (simplify_const_relational_operation): Check
7101 flag_strict_overflow and flag_trapv.
7102 (simplify_const_relational_operation): Likewise.
7103 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7104 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7107 2007-01-27 Roger Sayle <roger@eyesopen.com>
7109 * tree.c (tree_fold_gcd): Delete.
7110 * tree.h (tree_fold_gcd): Remove prototype.
7111 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7112 test whether one constant integer is a multiple of another. Instead
7113 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7114 * fold-const.c (multiple_of_p): We've determined both TOP and
7115 BOTTOM are integer constants so we can call int_const_binop directly
7116 instead of the more generic const_binop.
7118 2007-01-27 Roger Sayle <roger@eyesopen.com>
7120 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7121 1*X check that the constant hasn't overflowed, to preserve the
7123 (round_up): Provide an efficient implementation when rouding-up an
7124 INTEGER_CST to a power-of-two.
7126 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7128 * doc/sourcebuild.texi: Add comma for clarity.
7129 * doc/extend.texi: Fix some typos.
7130 * doc/passes.texi: Likewise.
7131 * doc/cppinternals.texi: Likewise.
7132 * doc/c-tree.texi: Likewise.
7133 * doc/tree-ssa.texi: Likewise.
7134 * doc/install.texi: Likewise.
7136 2007-01-27 Jan Hubicka <jh@suse.cz>
7138 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7139 (pass_sra): Do not require alias information.
7140 * passes.c (init_optimization_passes): Add SRA
7142 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7144 * tracer.c (rest_of_handle_tracer): We already cleaned
7145 up the CFG in tracer() so don't do it here again.
7146 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7147 cleanup_cfg here, either. And don't call renumber_insns.
7149 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7150 and BB_HEAD are in the insn stream here. Instead make sure
7151 that BB_INSN is valid on all insns. Also, do check here that
7152 there are no pending branch predictions...
7153 (rtl_verify_flow_info): ...instead of doing it here. Checks
7154 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7157 2007-01-26 Roger Sayle <roger@eyesopen.com>
7159 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7160 function to simplify/factorize operand order canonicalization.
7161 (ix86_fixup_binary_operands): Reorganize using the above function.
7162 (ix86_binary_operator_ok): Likewise.
7164 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7166 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7167 file scope from optimize_attrs.
7168 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7170 (optimize_attrs): Clear insn_code_values after freeing it.
7172 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7174 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7175 a parts.base assignment.
7177 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7179 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7180 (compute_subscript_distance, initialize_data_dependence_relation,
7181 finalize_ddr_dependent, analyze_ziv_subscript,
7182 analyze_siv_subscript_cst_affine,
7183 compute_overlap_steps_for_affine_univar,
7184 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7185 analyze_siv_subscript, analyze_miv_subscript,
7186 analyze_overlapping_iterations, subscript_dependence_tester_1,
7187 compute_self_dependence, free_dependence_relation): Work
7188 with affine_fn instead of chrecs.
7189 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7190 common_affine_function, affine_function_base,
7191 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7192 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7193 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7194 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7195 (all_chrecs_equal_p): Removed.
7196 * tree-data-ref.h (affine_fn, conflict_function): New types.
7197 (struct subscript): Change type of conflicting_iterations_in_a
7198 and conflicting_iterations_in_b.
7200 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7203 * config/pa/pa.h (TARGET_HPUX_11): New.
7204 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7205 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7207 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7208 Richard Guenther <rguenther@suse.de>
7210 * tree-ssa-structalias.c (solve_graph): Handle case
7211 we merged the variable to another.
7213 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7218 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7219 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7221 2007-01-25 DJ Delorie <dj@redhat.com>
7223 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7224 allow changes to modes which don't fit in those registers.
7226 * reload1.c (choose_reload_regs): Check for invalid subregs before
7227 computing their locations, not after.
7229 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7232 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7233 save Altivec registers in an eh_return function.
7234 (compute_vrsave_mask): Likewise.
7235 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7236 for saving Altivec registers.
7237 (rs6000_emit_prologue): Don't allocate stack twice in
7238 eh_return function. Correct expected value of altivec_save_offset
7239 when using save_world. Describe save of R0 to stack when using
7240 save_world. Describe stack pointer adjustment when using
7241 save_world. Remove duplicated eh_return parameter register saving.
7242 Update sp_offset variable after save_world.
7243 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7245 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7246 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7249 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7251 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7253 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7256 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7257 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7259 2007-01-25 Richard Guenther <rguenther@suse.de>
7261 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7262 * common.opt (-Wcoverage-mismatch): New warning option.
7263 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7264 if -Wcoverage-mismatch is given.
7266 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7268 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7269 (ipcp_driver): Change to static definition.
7270 Add dumping of the ifunctions.
7271 (constant_val_insert): Remove unused parameter. Support for SSA.
7272 (ipcp_propagate_const): Support for SSA.
7273 (ipcp_profile_bb_print): Print only analyzed nodes.
7274 (ipcp_replace_map_create): Remove support for Fortran constant
7276 * ipa-prop.c (ipa_method_modify_stmt,
7277 ipa_callsite_compute_param): Support for SSA.
7278 * ipa-prop.h (ipcp_driver): Remove declaration.
7279 (IS_VALID_TREE_MAP_INDEX): Add define.
7281 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7283 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7285 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7288 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7289 constant argument to cabs and do it without checking for
7290 -funsafe-math-optimizations.
7292 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7294 * c-common.h (RID_FIRST_CXX0X): New.
7295 (RID_LAST_CXX0X): New.
7296 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7298 * c.opt (Wc++0x-compat): New.
7299 * doc/invoke.texi (-Wc++0x-compat): Document.
7301 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7303 * builtins.c (fold_builtin_carg): New.
7304 (fold_builtin_1): Use it.
7306 2007-01-24 Jan Hubicka <jh@suse.cz>
7308 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7310 * ipa-inline.c (initial_insns, max_insns): Delete.
7311 (compute_max_insns): New function.
7312 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7313 of insns as base for code growth.
7314 (cgraph_decide_inlining): Make initial_insns local; do not compute
7316 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7317 * doc/invoke.texi (inline-unit-growth): Update docs.
7319 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7321 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7322 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7323 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7324 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7325 for CPUs that have PTA_CX16 set.
7328 * gimplify.c (omp_check_private): New function.
7329 (gimplify_scan_omp_clauses): Use it for
7330 firstprivate/lastprivate/reduction.
7333 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7334 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7337 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7338 If lower_lastprivate_clauses emits some statements, append them
7339 to dlist rather than body_p and to body_p append an initializer.
7340 (lower_omp_for): Adjust caller.
7342 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7344 * target.h (globalize_decl_name): New.
7345 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7346 * output.h (default_globalize_decl_name): New.
7347 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7349 (globalize_decl): Ditto.
7350 (default_globalize_decl_name): New.
7351 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7352 (ia64_handle_version_id_attribute): New.
7353 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7354 (ia64_asm_output_external): Use globalize_decl_name instead
7356 * doc/extend.texi (version_id): New pragma.
7357 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7359 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7361 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7362 _uleb128_t and _Unwind_SWord with _sleb128_t.
7363 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7364 uw_frame_state_for, uw_update_context_1): Likewise.
7365 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7366 * unwind-pe.h (read_uleb128, read_sleb128,
7367 read_encoded_value_with_base): Likewise.
7368 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7370 2007-01-24 Richard Guenther <rguenther@suse.de>
7372 * builtins.c (expand_builtin_cexpi): Get the fndecl
7373 for cexp in the correct way.
7375 2007-01-24 Jan Hubicka <jh@suse.cz>
7377 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7379 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7381 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7382 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7383 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7384 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7385 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7386 __SIZEOF_PTRDIFF_T__.
7387 * doc/cpp.texi: Documentation for the new builtin macros added.
7389 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7392 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7393 instead of operands[2] to avoid access past the end of array.
7395 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7397 * reload1.c (emit_reload_insns): Pass the reload register
7398 for a non-spill output reload through forget_old_reloads_1.
7400 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7402 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7403 _SOFT_DOUBLE if doubles use software floating-point.
7404 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7405 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7406 * config/rs6000/darwin-ldouble.c: Also compile functions for
7407 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7408 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7409 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7410 commented-out long double override.
7411 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7412 * config/rs6000/eabispe.h: Likewise.
7413 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7414 long double for non-SPE.
7415 (rs6000_handle_option): Likewise.
7416 (invalid_e500_subreg): Disallow more subregs involding DImode,
7417 DFmode, TImode or TFmode.
7418 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7420 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7422 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7423 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7425 (rs6000_legitimate_address): Also check for TFmode for E500
7427 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7428 (spe_build_register_parallel): Handle TFmode and TCmode.
7429 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7431 (function_arg): Handle TFmode and TCmode for E500 double.
7432 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7434 (print_operand): Handle TFmode and TImode for %y.
7435 (rs6000_generate_compare): Handle TFmode comparisons for E500
7437 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7438 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7439 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7440 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7441 TFmode for E500 double.
7442 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7443 (floatsidf2): Enable for E500 double.
7444 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7445 (extenddftf2): Change to extenddftf2_fprs.
7446 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7447 depending on TARGET_E500_DOUBLE.
7448 (extendsftf2): Enable for E500 double.
7449 (trunctfdf2): Enable for E500 double.
7450 (trunctfsf2): Change to trunctfsf2_fprs.
7451 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7452 depending on TARGET_E500_DOUBLE.
7453 (floatsitf2): Enable for E500 double.
7454 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7455 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7456 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7457 (negtf2): Change to negtf2_internal.
7458 (negtf2): New expander.
7459 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7460 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7461 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7462 (movdi_internal32): Use rs6000_nonimmediate_operand.
7463 (unnamed splitter): Likewise.
7464 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7465 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7466 (SPE64TF, DITI): New mode macros.
7467 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7470 (frob_<mode>_di_2): New.
7471 (frob_tf_di_8_2): New.
7472 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7474 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7476 (frob_ti_<mode>_8_2): New.
7477 (frob_ti_tf_2): New.
7478 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7479 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7481 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7482 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7483 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7484 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7485 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7486 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7489 2007-01-23 Ian Lance Taylor <iant@google.com>
7491 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7493 (OBJS-archive): Reformat, alphabetize.
7494 (OBJS): Change out_object_file to OBJS-md.
7496 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7499 JUMP_P and CALL_P predicates where applicable.
7500 * config/i386/i386.c: Ditto.
7501 * config/i386/i386.md: Ditto.
7502 * config/i386/mmx.md: Ditto.
7503 * config/i386/predicates.md: Ditto.
7505 2007-01-22 Andreas Schwab <schwab@suse.de>
7507 * config/m68k/m68k.h: Fix comment.
7509 2007-01-22 Jan Hubicka <jh@suse.cz>
7511 * passes.c (init_optimization_passes): Do not rerun
7512 pass_early_warn_uninitialized.
7514 2007-01-22 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/30038
7517 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7519 (execute_cse_sincos_1): Likewise.
7520 (execute_cse_sincos): Likewise.
7521 (gate_cse_sincos): Likewise.
7522 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7523 the cexpi() canonicalization of sincos().
7524 * tree-pass.h (pass_cse_sincos): Declare.
7525 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7527 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7529 PR rtl-optimization/29329
7530 * combine.c (replaced_rhs_insn): Rename to i2mod.
7531 (replaced_rhs_value): Rename to i2mod_new_rhs.
7532 (i2mod_old_rhs): New global variable.
7533 (combine_instructions): Adjust for above change. Save a copy of
7534 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7535 note are substituted in the second instruction.
7536 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7537 ditch the note if it pertains to the second eliminated register
7538 and this register is mentioned in i2mod_old_rhs.
7541 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7543 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7544 the insn to which the note was originally attached.
7546 2007-01-21 Jan Hubicka <jh@suse.cz>
7548 * ipa-inline.c (inlining_mode): Comment, move up.
7549 (cgraph_decide_inlining_incrementally): Do not perform inlining
7550 itself; fix handling of flattening of self recursive functions.
7551 (cgraph_find_cycles): Remove.
7552 (cgraph_flatten_node): Remove.
7553 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7554 (try_inline): New function.
7555 (cgraph_early_inlining): Update call of
7556 cgraph_decide_inlining_incrementally. Apply inlining here.
7557 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7559 2007-01-21 Dirk Mueller <dmueller@suse.de>
7562 * tree-vrp.c (check_array_bounds): do not warn
7563 about ADDR_EXPR's of ARRAY_REF's which are immediately
7564 used in binary expressions.
7566 2007-01-21 Ira Rosen <irar@il.ibm.com>
7568 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7569 read_write_dep and macros for its access.
7570 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7571 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7572 argument, call vect_check_interleaving for every independent pair of
7573 data-refs. Mark loads that access the same memory location as a store
7575 (vect_check_dependences): Remove.
7576 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7577 call, fix the call to vect_analyze_data_ref_dependence.
7578 (vect_analyze_data_ref_access): For statements that access the same
7579 data-ref, check that they are not stores; for loads, check that there
7580 is no store that access the same location.
7582 2007-01-20 Roger Sayle <roger@eyesopen.com>
7583 Joseph Myers <joseph@codesourcery.com>
7585 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7586 (-fdump-rtl-stack): Likewise.
7587 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7588 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7589 (-mpt-fixed): Use @minus{} for minus sign.
7590 (Using Precompiled Headers): Fix under/overfull hbox.
7592 2007-01-20 Jan Hubicka <jh@suse.cz>
7594 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7595 place within annotation.
7597 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7599 * pa.c (output_move_double): Change array size of xoperands to 4.
7601 2007-01-20 Jan Hubicka <jh@suse.cz>
7603 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7606 2007-01-19 Ian Lance Taylor <iant@google.com>
7608 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7609 constant to unsigned HOST_WIDE_INT before negating.
7611 2007-01-19 Ian Lance Taylor <iant@google.com>
7613 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7615 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7616 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7617 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7618 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7619 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7620 (realloc_vdef, realloc_vuse): Change second parameter to
7622 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7624 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7625 unsigned. Change x and lim locals to unsigned.
7626 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7628 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7629 (copy_virtual_operands): Change i and n locals to unsigned.
7631 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7634 * builtins.c (fold_builtin_1): Handle builtin fdim.
7636 2007-01-20 Jan Hubicka <jh@suse.cz>
7638 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7639 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7640 init_alias_heapvars.
7641 (init_alias_heapvars): Initialize only when not already initialized.
7642 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7644 2007-01-19 Roger Sayle <roger@eyesopen.com>
7646 * common.opt (fsigned-zeros): New command line option.
7647 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7648 of flag_unsafe_math_optimizations.
7649 * opts.c (set_fast_math_flags): The -ffast-math command line option
7650 implies -fno-signed-zeros.
7651 (fast_math_flags_set_p): Likewise.
7653 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7654 the documentation of -ffast-math appropriately. Wrap long lines.
7656 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7658 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7659 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7661 2007-01-19 Tomas Bily <tbily@suse.cz>
7663 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7665 (tree_init_ic_make_global_vars): New function
7666 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7667 (tree_gen_ic_profiler): New function
7668 (tree_gen_ic_func_profiler): New function
7669 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7670 (tree_profile_hooks): Added hook for indirec/virtual calls
7671 * value-prof.c (tree_find_values_to_profile): New case for
7673 (tree_values_to_profile): Call for determining indirect/virtual
7675 (tree_indirect_call_to_profile): New function
7676 (tree_ic_transform): New function
7677 (tree_ic): New function
7678 (find_func_by_pid): New function
7679 (init_pid_map): New function
7680 (tree_value_profile_transformations): Added check for
7681 indirect/virtual call transformation
7682 * value-prof.h (enum hist_type): New counter type for
7683 indirect/virtual calls
7684 (profile_hooks): Added new hook for profiling indirect/virtual
7686 * profile.c (instrument_values): New case for indirect/virtual
7688 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7689 (GCOV_COUNTER_V_INDIR): New counter type
7690 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7691 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7693 * cgraph.c: Definition of cgraph_max_pid
7694 (cgraph_create_node): Default init of pid attribute
7695 * cgraph.h: Declaration of cgraph_max_pid
7696 (struct cgraph_node): Added pid attribute
7697 * libgcov.c (__gcov_indirect_call_profiler): New function
7698 (__gcov_one_value_profiler_body): New function
7699 (__gcov_one_value_profiler): Body was moved to
7700 __gcov_one_value_profiler_body and calls it
7702 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7704 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7705 * gengtype.c (write_types_data, write_func_for_structure,
7706 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7707 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7708 (walk_type, write_func_for_structure): Generate the mark_hook if
7711 2007-01-19 Jan Hubicka <jh@suse.cz>
7713 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7714 'early' argument take inlining mode argument specifying whether to
7715 inline for size/speeed or all functions; add support for flattening;
7717 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7719 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7722 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7723 the name of the declared identifier.
7725 2007-01-19 Dirk Mueller <dmueller@suse.de>
7727 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7728 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7729 duplicate evaluation.
7731 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7733 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7734 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7735 to XFMode, use acosxf2 and truncate result to requested mode.
7736 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7737 (asin<mode>2): Similarly, with asin expanders.
7738 (*fscalexf4_i387): Rename from *fscalexf4.
7739 (expNcorexf3): New expander.
7740 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7741 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7742 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7743 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7744 patterns for SSE math.
7745 (exp10<mode>2): Similarly, with exp10 expanders.
7746 (exp2<mode>2): Similarly, with exp2 expanders.
7747 (expm1<mode>2): Similarly, with expm1 expanders.
7748 (ldexp<mode>3): Similarly, with ldexp expanders.
7749 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7750 Use gen_truncxf<mode>2_i387_noop to truncate result.
7752 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7754 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7755 for ColdFire targets.
7757 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7758 Richard Sandiford <richard@codesourcery.com>
7760 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7761 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7762 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7763 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7764 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7765 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7767 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7769 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7770 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7771 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7772 (*adddi_dilshr32_cf): New pattern.
7773 (adddi3, subdi3): Remove first alternatives.
7775 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7777 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7778 implemented using move.l, do not use its cc result for floating-point
7781 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7783 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7784 from accepting 's' constraints if flag_pic.
7786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7788 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7789 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7790 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7791 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7793 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7795 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7796 ColdFire alternatives.
7797 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7798 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7799 architectures that support ff1 instruction.
7801 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7802 Julian Brown <julian@codesourcery.com>
7804 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7805 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7806 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7809 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7811 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7813 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7814 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7815 HOST_WIDE_INT instead of an rtx.
7816 (m68k_rtx_costs): Update call accordingly.
7817 (output_move_const_into_data_reg): Likewise. Fix formatting.
7818 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7820 (output_move_simode_const): Update calls after above changes.
7821 Rework to use automatic variables and predicates like MEM_P.
7822 * config/m68k/m68k.md (pushexthisi_const): Update call to
7825 2007-01-19 Dirk Mueller <dmueller@suse.de>
7827 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7830 2007-01-19 Richard Guenther <rguenther@suse.de>
7832 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7833 via cexp in case sincos is not available.
7835 2007-01-19 Richard Guenther <rguenther@suse.de>
7837 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7838 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7839 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7840 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7841 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7842 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7843 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7844 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7846 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7848 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7850 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7851 (atan2xf3): Directly generate RTL pattern.
7852 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7853 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7854 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7855 disable patterns for SSE math.
7856 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7857 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7858 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7859 disable patterns for SSE math.
7861 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7863 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7865 2007-01-18 Roger Sayle <roger@eyesopen.com>
7867 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7868 VIEW_CONVERT_EXPR to the same type as it's operand.
7870 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7872 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7873 configured for long double 128.
7875 2007-01-18 Mike Stump <mrs@apple.com>
7877 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7880 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7882 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7885 2007-01-18 Jan Hubicka <jh@suse.cz>
7887 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7888 greater than NUM_VOP_FREE_BUCKETS.
7890 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7892 * tree-ssa-structalias.c: Update comments.
7893 (ptabitmap_obstack): Removed.
7895 (oldpta_obstack): Ditto.
7896 (stats): Add a few members.
7897 (struct variable_info): Remove node, complex, address_taken, and
7898 indirect_target members. Add oldsolution member.
7899 (new_var_info): Do not initialize removed members.
7900 (constraint_expr_type): Remove INCLUDES.
7901 (constraint_graph): Add size, implicit_preds, rep,
7902 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7903 (FIRST_REF_NODE): New macro.
7904 (LAST_REF_NODE): Ditto.
7905 (FIRST_ADDR_NODE): Ditto.
7906 (find): New function.
7908 (dump_constraint): Do not handle INCLUDES.
7909 (insert_into_complex): Do not insert duplicate constraints.
7910 (condense_varmap_nodes): Renamed and rewritten into ...
7911 (merge_node_constraints): This. Also fix bug in handling of
7912 offseted copy constraints.
7913 (clear_edges_for_node): No longer need to deal with preds at all,
7914 or removing associated preds/succs.
7915 (merge_graph_nodes): Deal with indirect_cycles.
7916 Don't deal with predecessors.
7917 (add_implicit_graph_edge): New function.
7918 (add_pred_graph_edge): Ditto.
7919 (add_graph_edge): Don't deal with predecessors.
7920 (build_constraint_graph): Removed.
7921 (build_pred_graph): New function.
7922 (build_succ_graph): Ditto.
7923 (struct scc_info): Removed in_component. Added roots, dfs, and
7924 node_mapping. Remove visited_index, unification_queue.
7925 (scc_visit): Deal with union-find we do now.
7926 Deal with cycles with REF nodes.
7927 (collapse_nodes): Renamed and rewritten to ...
7928 (unify_nodes): This.
7929 (process_unification_queue): Removed.
7930 (topo_visit): Cleanup
7931 (do_da_constraint): Use find.
7932 (do_sd_constraint): Ditto.
7933 (do_ds_constraint): Ditto.
7934 (do_complex_constraint): Ditto.
7935 (init_scc_info): Update for removed and added members.
7936 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7937 (find_indirect_cycles): This.
7938 (equivalence_class): New variable.
7939 (label_visit): New function.
7940 (perform_variable_substitution): Rewritten.
7941 (free_var_substitution_info): New function.
7942 (find_equivalent_node): Ditto.
7943 (move_complex_constraints): Ditto.
7944 (eliminate_indirect_cycles): Ditto.
7945 (solve_graph): Only propagate changed bits.
7946 Use indirect cycle elimination.
7948 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7949 (tree_id_eq): Renamed to ...
7950 (tree_vi_eq): This. Update for member change
7951 (insert_id_for_tree): Renamed and rewritten to ...
7952 (insert_vi_for_tree): This.
7953 (lookup_id_for_tree): Renamed and rewritten to ...
7954 (lookup_vi_for_tree): This.
7955 (get_id_for_tree): Renamed and rewritten to ...
7956 (get_vi_for_tree): Ditto.
7957 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7958 (process_constraint): Don't handle INCLUDES.
7959 Remove special ADDRESSOF case.
7960 (find_func_aliases): Rewrite to use vi functions instead of id
7962 (create_function_info_for): Ditto.
7963 (create_variable_info_for): Ditto.
7964 (intra_create_variable_infos): Ditto.
7965 (merge_smts_into): Ditto.
7966 (find_what_p_points_to): Ditto.
7967 (init_base_vars): Ditto.
7968 (init_alias_vars): Ditto.
7969 (remove_preds_and_fake_succs): New function.
7970 (dump_sa_points_to_info): Dump new stats.
7971 (dump_solution_for_var): Use find.
7972 (set_used_smts): Fix formatting.
7973 (compute_points_to_sets): Updated for new functions.
7974 (ipa_pta_execute): Ditto.
7976 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7977 Richard Sandiford <richard@codesourcery.com>
7979 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7981 * calls.c (expand_call): If the return value is a PARALLEL,
7982 extract its first member.
7983 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7984 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7985 use FUNCTION_EXTRA_EPILOGUE.
7986 (m68k_function_value): Return a PARALLEL if the return value
7987 is of a pointer type.
7988 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7989 (FUNCTION_EXTRA_EPILOGUE): Remove.
7990 * config/m68k/m68k.md (D0_REG): New constant.
7992 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7994 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7995 output a NOP for empty epilogues.
7997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7999 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8000 before function. Extend register save check to include all
8001 registers, not just integer ones.
8003 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8005 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8006 (m68k_use_return_insn): ...this.
8007 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8008 * config/m68k/m68k.c (use_return_insn): Rename to...
8009 (m68k_use_return_insn): ...this.
8010 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8013 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8015 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8016 nearest even, fix denormal rounding overflow.
8018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8020 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8021 f%$smove and f%$move.
8022 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8023 (extendsfdf2_cf): Use fdmove instead of f%&move.
8024 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8025 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8027 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8029 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8032 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8034 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8035 (coldfire_single_format): Declare.
8036 (coldfire_double_format): Likewise.
8037 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8038 of qnan_msb_set to determine the lower bits of a canonical
8040 (encode_ieee_double): Likewise.
8041 (encode_ieee_quad): Likewise.
8042 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8043 (mips_single_format): Likewise.
8044 (ieee_double_format): Likewise.
8045 (mips_double_format): Likewise.
8046 (ieee_extended_motorola_format): Likewise.
8047 (ieee_extended_intel_96_format): Likewise.
8048 (ieee_extended_intel_128_format): Likewise.
8049 (ieee_extended_intel_96_round_53_format): Likewise.
8050 (ibm_extended_format): Likewise.
8051 (mips_extended_format): Likewise.
8052 (ieee_quad_format): Likewise.
8053 (mips_quad_format): Likewise.
8054 (vax_f_format): Likewise.
8055 (vax_d_format): Likewise.
8056 (vax_g_format): Likewise.
8057 (i370_single_format): Likewise.
8058 (i370_double_format): Likewise.
8059 (decimal_single_format): Likewise.
8060 (decimal_double_format): Likewise.
8061 (decimal_quad_format): Likewise.
8062 (c4x_single_format): Likewise.
8063 (c4x_extended_format): Likewise.
8064 (real_internal_format): Likewise.
8065 (coldfire_single_format): New real_format.
8066 (coldfire_double_format): Likewise.
8067 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8068 canonical_nan_lsbs_set.
8069 (pdp11_d_format): Likewise.
8070 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8071 if TARGET_COLDFIRE_CPU.
8073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8075 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8076 (output_call, m68k_legitimize_call_address): Declare.
8077 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8078 parenthesees. Add support for a 'W' constraint.
8079 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8080 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8081 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8082 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8084 (override_options): Initialize them. Do not set flag_no_function_cse
8085 for TARGET_ID_SHARED_LIBRARY.
8086 (m68k_output_pic_call): Delete.
8087 (m68k_legitimize_call_address): New function.
8088 (print_operand): Remove the %o prefix. Handle the %p prefix.
8089 (output_call): New function.
8090 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8091 target address from the GOT if symbolic jumps are not allowed.
8092 * config/m68k/m68k.md (call, general_operand): Do not set
8093 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8094 Merge separate flag_pic and !flag_pic define_insns into...
8095 (*call, *call_value): ...these new patterns. Match the address
8096 rather than the containing MEM and require it to be a call_operand.
8097 Use output_call to generate the asm template.
8098 * config/m68k/predicates.md (const_call_operand): New predicate.
8099 (call_operand): Likewise.
8101 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8103 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8104 (STACK_GROWS_DOWNWARD): Define to 1.
8105 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8106 comments, emphasizing that these values are only defaults.
8107 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8108 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8110 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8112 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8114 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8115 Richard Sandiford <richard@codesourcery.com>
8117 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8118 (FP_REGNO_P): New macros.
8119 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8120 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8121 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8122 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8124 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8126 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8127 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8129 * config/m68k/t-floatlib: New file, extracting common code from...
8130 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8131 * config/m68k/t-uclinux: Here.
8132 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8133 routines on ColdFire targets.
8135 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8137 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8138 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8139 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8140 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8141 explicitly set MOTOROLA to 1.
8142 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8144 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8145 Nathan Sidwell <nathan@codesourcery.com>
8147 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8148 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8149 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8150 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8151 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8152 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8153 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8154 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8155 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8156 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8157 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8158 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8159 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8160 (DBX_REGISTER_NUMBER): Delete.
8161 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8162 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8163 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8165 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8167 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8168 * config/flat.h: New file.
8169 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8171 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8172 indirect references for -msep-data or -mid-shared-library.
8173 Do not use PC-relative code addresses either.
8174 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8176 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8177 for shared libraries and crt1.o for executables. Use crti.o and
8179 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8180 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8181 Do not add -elf2flt or -shared-lib-id options here.
8182 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8183 Pass -shared-lib-id if -mid-shared-library, taking the library
8184 identifier from -mshared-library-id if given, otherwise
8186 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8187 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8188 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8189 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8190 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8191 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8193 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8194 jump sequence for ISA A and ISA A+.
8195 (PICJUMP): Likewise.
8197 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8199 * config.gcc (m68k-*-uclinux*): Base the port on the common
8200 and m68k GNU/Linux files rather than on the generic ELF ones.
8201 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8202 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8204 2007-01-18 Julian Brown <julian@codesourcery.com>
8205 Richard Sandiford <richard@codesourcery.com>
8207 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8208 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8209 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8211 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8213 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8215 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8217 * doc/install.texi: Document m68k-uclinuxoldabi.
8218 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8219 * config/m68k/uclinux-oldabi.h: New file, copied from
8220 config/m68k/uclinux.h.
8222 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8224 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8225 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8226 (m32r_compute_frame_size): Use unsigned for regno.
8227 (m32r_reload_lr): Use gen_frame_mem.
8229 (m32r_output_function_epilogue): Don't output the function epilogue
8231 (m32r_expand_epilogue): New.
8232 (direct_return): Return false if the function has the interrupt
8234 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8235 * config/m32r/m32r.md (epilogue): New expander.
8236 (return_lr, return_rte): New insns.
8237 (return): Make it expander.
8238 (return_normal): New expander.
8240 2007-01-18 Josh Conner <jconner@apple.com>
8243 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8244 support for UNLE, UNLT, UNGE, and UNGT.
8246 2007-01-18 Jan Hubicka <jh@suse.cz>
8248 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8249 * tree-tailcall (add_virtual_phis): Likewise.
8250 (optimize_tail_call): Return TODOs.
8251 (execute_tail_calls): Return TODOs.
8252 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8253 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8255 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8256 Cleanup cfg using TODO.
8257 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8258 * passes.c (execute_function_todo): When cleanup did something, remove
8260 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8261 (make_edges): Don't cleanup_cfg.
8263 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8265 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8266 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8267 operate on the top of stack.
8268 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8269 register handling of instructions that output to the second
8271 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8272 (move_for_stack_reg): Special-case check for dead destination
8273 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8275 * config/i386/i386.md (UNSPEC_TAN): New constant.
8276 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8277 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8278 to correctly model move of constant 1.0 to top stack slot.
8279 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8280 (unnamed peephole2 pattern): Remove corresponding peephole2
8281 pattern that optimizes tan insn and loading of constant 1.0.
8282 (tanxf2): Use fptanxf4_i387.
8283 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8284 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8285 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8286 disable patterns for SSE math.
8287 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8288 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8290 2007-01-18 Dirk Mueller <dmueller@suse.de>
8291 Richard Guenther <rguenther@suse.de>
8294 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8295 * common.opt (Warray-bounds): Add new warning option.
8296 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8298 * Makefile.in: make tree-vrp.o depend on toplev.h
8299 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8301 (check_array_refs, check_array_bounds, check_array_ref): New.
8303 2007-01-18 Jan Hubicka <jh@suse.cz>
8305 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8306 (execute_ssa_ccp): Return flags conditionally.
8307 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8309 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8311 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8313 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8314 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8316 * Makefile.c (GTFILES): Add cfglayout.h.
8317 * gengtype.c (open_base_files): Likewise.
8318 * cfglayout.c (cfg_layout_function_footer,
8319 cfg_layout_function_header) Reindent to make gengtype happy.
8320 * cfglayout.h (cfg_layout_function_footer,
8321 cfg_layout_function_header): Add GTY(()) marker.
8323 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8325 2007-01-18 Ben Elliston <bje@au.ibm.com>
8327 * genautomata.c (write_automata): Include xstrerror output in the
8328 error message if writing the DFA description file fails.
8330 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8332 * config/mips/mips-protos.h (mips_output_external): Make it
8334 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8335 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8336 (extern_list): Likewise.
8337 (extern_head): Likewise.
8338 (TARGET_ASM_FILE_END): Likewise.
8339 (mips_file_end): Likewise.
8340 (mips_output_external): Rewritten.
8342 2007-01-18 Ben Elliston <bje@au.ibm.com>
8344 * genpreds.c (write_insn_preds_c): Only write out the function
8345 body for regclass_for_constraint if we have register constraints.
8347 2007-01-17 Tom Tromey <tromey@redhat.com>
8349 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8350 * doc/install.texi (Testing): Use sourceware.org.
8351 (Binaries): Likewise.
8352 (Specific): Likewise.
8353 * doc/contrib.texi (Contributors): Use sourceware.org.
8355 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8357 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8358 (AVR_ENHANCED): Rename to ...
8359 (AVR_HAVE_MUL): ... new.
8360 (avr_enhanced_p): Rename to ...
8361 (avr_have_mul_p): ... new.
8362 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8363 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8364 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8365 (avr_have_mul_p): ... new.
8366 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8367 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8368 'avr_enhanced_p' and 'enhanced'.
8369 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8370 AVR_HAVE_MUL instead of AVR_ENHANCED.
8371 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8372 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8373 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8374 instead of AVR_ENHANCED.
8375 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8376 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8377 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8379 2007-01-17 Ian Lance Taylor <iant@google.com>
8381 * vec.h (VEC_reserve_exact): Define.
8382 (vec_gc_p_reserve_exact): Declare.
8383 (vec_gc_o_reserve_exact): Declare.
8384 (vec_heap_p_reserve_exact): Declare.
8385 (vec_heap_o_reserve_exact): Declare.
8386 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8388 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8390 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8391 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8392 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8393 * vec.c (calculate_allocation): Add exact parameter. Change all
8395 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8396 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8397 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8398 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8399 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8400 (vec_heap_p_reserve_exact): New function.
8401 (vec_heap_o_reserve_exact): New function.
8403 2007-01-17 Jan Hubicka <jh@suse.cz>
8405 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8407 2007-01-17 Eric Christopher <echristo@apple.com>
8409 * config.gcc: Support core2 processor.
8411 2007-01-16 Jan Hubicka <jh@suse.cz>
8413 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8414 the names, just unlink the chain so we don't crash on dangling pointers
8417 2007-01-16 Jan Hubicka <jh@suse.cz>
8419 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8420 * tree-pass.h: Reorder to make IPA passes appear toegher.
8421 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8422 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8423 parameters, do not call early inliner.
8424 * ipa-inline.c: Update comments. Include tree-flow.h
8425 (cgraph_decide_inlining): Do not compute inlining parameters.
8426 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8427 be called with function context set up.
8428 (pass_ipa_inline): Remove unreachable functions before pass.
8429 (cgraph_early_inlining): Simplify assuming to be called from the
8431 (pass_early_inline): New pass.
8432 (cgraph_gate_ipa_early_inlining): New gate.
8433 (pass_ipa_early_inline): Turn into simple wrapper.
8434 (compute_inline_parameters): New function.
8435 (gate_inline_passes): New gate.
8436 (pass_inline_parameters): New pass.
8437 (apply_inline): Move here from tree-optimize.c
8438 (pass_apply_inline): New pass.
8439 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8441 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8443 (tree_function_versioning): Do not allocate dummy struct function.
8444 * tree-inline.h (optimize_inline_calls): Update prototype.
8445 * tree-optimize.c (execute_fixup_cfg): Export.
8446 (pass_fixup_cfg): Remove
8447 (tree_rest_of_compilation): Do not apply inlines.
8448 * tree-flow.h (execute_fixup_cfg): Declare.
8449 * Makefile.in (gt-passes.c): New.
8450 * passes.c: Include gt-passes.h
8451 (init_optimization_passes): New passes.
8452 (nnodes, order): New static vars.
8453 (do_per_function_toporder): New function.
8454 (execute_one_pass): Dump current pass here.
8455 (execute_ipa_pass_list): Don't dump current pass here.
8457 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8459 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8460 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8462 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8464 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8465 (strong_alias): Define.
8466 (__gcc_qmul): Provide non-FMA for soft-float.
8472 (__gcc_qunord): New.
8482 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8483 soft-float functions.
8484 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8485 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8486 about long double soft float.
8488 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8489 Tehila Meyzels <tehila@il.ibm.com>
8491 * tree-vectorizer.h (is_pattern_stmt_p): New.
8492 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8493 formatting (tabs instead of spaces). Cleanup and clarify setting
8494 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8495 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8496 (vectorizable_type_demotion): Check that types are integral.
8497 (vectorizable_type_promotion): Likewise.
8498 (vectorizable_store): Fix typo. Eliminate new-line at end of
8501 2007-01-16 Jan Hubicka <jh@suse.cz>
8503 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8506 2007-01-15 Eric Christopher <echristo@apple.com>
8508 * ifcvt.c: Include vec.h, vecprim.h.
8509 (check_cond_move_block): New argument regs.
8510 Reorganize. Add registers used to regs.
8511 (cond_move_process_if_block): Use regs set above as
8514 2007-01-15 Eric Christopher <echristo@apple.com>
8516 * config/darwin.h: Update copyright.
8517 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8518 (LINK_COMMAND_SPEC): Add -u.
8519 (LINK_SPEC): Fix umbrella for above.
8521 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8523 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8526 2007-01-15 Tom Tromey <tromey@redhat.com>
8528 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8529 * doc/install.texi (Testing): Don't mention jacks.
8530 (Configuration): Document --enable-java-maintainer-mode. Move
8531 --with-java-home to libgcj-specific section. Document
8533 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8535 2007-01-15 Jan Hubicka <jh@suse.cz>
8537 * tree-ssa-dce.c (DCE_TODOs): New.
8538 (propagate_necessity): Return if something changed.
8539 (eliminate_unnecessary_stmts): Likewise.
8540 (perform_tree_ssa_dce): Return TODO flags when needed.
8541 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8543 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8545 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8546 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8547 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8548 patterns using X87MODEF12 mode macro. Extend operand 1
8549 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8550 (log10<mode>2): Ditto.
8551 (log2<mode>2): Ditto.
8552 (log1p<mode>2): Ditto.
8553 (logb<mode>2): Ditto.
8554 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8555 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8556 (*fxtractxf3_i387): Rename from *fxtractxf3.
8557 (fxtract_extend<mode>xf3_i387): New insn pattern.
8558 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8559 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8560 and gen_fyl2xxf3_i387().
8562 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8564 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8565 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8566 get_loop_exit_edges. Changed return type to bool.
8567 * cfgloop.h (fix_loop_placement): Declaration removed.
8569 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8571 * param.h (MIN_VECT_LOOP_BOUND): New.
8572 * params.def (MIN_VECT_LOOP_BOUND): New.
8573 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8574 argument - minimum threshold for number of iterations.
8575 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8576 argument to declaration.
8577 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8578 MIN_VECT_LOOP_BOUND.
8579 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8580 slpeel_tree_peel_loop_to_edge with additional argument.
8581 (vect_do_peeling_for_alignment): Likewise.
8582 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8584 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8590 2007-01-14 Jan Hubicka <jh@suse.cz>
8592 * tree-dfa.c (remove_referenced_var): New function.
8593 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8594 prune referenced vars list too.
8595 * tree-flow.h (remove_referenced_var): Declare.
8597 2007-01-14 Jan Hubicka <jh@suse.cz>
8599 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8601 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8602 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8603 * except.h (verify_eh_throw_table_statements): Kill prototype.
8604 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8605 into call exrepssions.
8606 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8608 * tree-cfg.c: Include pointer-set.h.
8609 (verify_node_sharing): Work on pointer set.
8610 (verify_eh_throw_stmt_node): New.
8611 (verify_stmts): Use pointers sets, verify throw_stmt.
8613 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8615 * ipa-reference.c (analyze_function): Consider also addresses taken
8618 2007-01-12 Roger Sayle <roger@eyesopen.com>
8620 * c-typeck.c (null_pointer_constant_p): Replace use of
8621 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8622 (build_c_cast): Likewise.
8624 2007-01-12 Roger Sayle <roger@eyesopen.com>
8626 * tree.h (force_fit_type_double): Remove unused final argument.
8627 * c-common.c (constant_expression_warning): Replace use of
8628 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8629 (convert_and_check): Likewise.
8630 (shorten_compare): Update call to force_fit_type_double.
8631 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8632 * convert.c (convert_to_pointer): Update call to
8633 force_fit_type_double.
8634 * fold-const.c (force_fit_type_double): Remove overflowed_const
8636 (int_const_binop, fold_convert_const_int_from_int,
8637 fold_convert_const_int_from_real, fold_div_compare,
8638 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8639 fold_abs_const, fold_not_const): Remove the final argument from
8640 calls to force_fit_type_double.
8642 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8644 * configure.ac: Set insn to "nop" for spu-*-* also.
8645 * configure: Regenerate.
8647 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8649 * builtins.def : Add BUILT_IN_FREE.
8651 2007-01-12 Jan Hubicka <jh@suse.cz>
8653 PR tree-optimization/30443
8654 * tree-inline.c (tree_function_versioning): Do not optimize when
8655 cloning for inlining.
8657 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8659 * doc/loop.texi: Document recording of loop exits.
8660 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8661 (update_single_exits_after_duplication,
8662 update_single_exit_for_duplicated_loop,
8663 update_single_exit_for_duplicated_loops): Removed.
8664 (duplicate_loop_to_header_edge): Do not call
8665 update_single_exits_after_duplication and
8666 update_single_exit_for_duplicated_loops.
8667 (loop_version): Do not update single_exit information.
8668 (fix_loop_structure): Use record_loop_exits instead of
8669 mark_single_exit_loops.
8670 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8671 the lists of loop exits.
8672 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8673 split_edge, merge_blocks): Update the lists of loop exits.
8674 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8675 loop_optimizer_init.
8676 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8677 of mark_single_exit_loops.
8678 (loop_optimizer_finalize): Call release_recorded_exits.
8679 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8680 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8681 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8682 update single exit information.
8683 * lambda-code.c (perfect_nestify): Ditto.
8684 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8685 (mark_single_exit_loops): Removed.
8686 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8687 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8688 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8690 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8691 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8692 (verify_loop_structure): Verify consistency of the exit lists.
8693 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8694 (set_single_exit): Removed.
8695 * cfgloop.h (struct loop_exit): New function.
8696 (struct loop): single_exit_ field replaced by exits field.
8697 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8698 (struct loops): Added exits hash.
8699 (mark_single_exit_loops, set_single_exit): Declaration removed.
8700 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8702 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8704 * doc/invoke.texi: Avoid use of @headitem.
8706 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8708 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8710 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8712 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8715 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8716 Richard Sandiford <richard@codesourcery.com>
8718 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8719 * config/m68k/m68k.opt: Resort options.
8720 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8722 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8723 Richard Sandiford <richard@codesourcery.com>
8725 * doc/invoke.texi: Document the macros that are defined by
8726 m68k's -mtune and -mhard-float options.
8727 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8728 (m68k_cpp_cpu_family): Likewise.
8729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8730 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8731 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8732 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8733 (m68k_cpp_cpu_family): Likewise.
8735 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8737 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8738 macros besides mc68000 as tuning macros. Use a switch statement
8739 to set them and mcpu32.
8741 2007-01-12 Julian Brown <julian@codesourcery.com>
8743 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8744 (TARGET_68040_ONLY): Rename to...
8745 (TARGET_68040): ...this.
8746 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8747 * config/m68k/m68k.md: Likewise.
8749 2007-01-12 Julian Brown <julian@codesourcery.com>
8750 Nathan Sidwell <nathan@codesourcery.com>
8751 Richard Sandiford <richard@codesourcery.com>
8753 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8754 the -mcpu= argument associated with the --with-cpu setting.
8755 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8756 if different from the one implied by the -mcpu setting.
8757 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8758 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8759 * doc/invoke.texi: Mention ColdFire in the introduction to the
8760 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8761 -mno-div and -mhard-float options. Make -m68881 a synonym for
8762 -mhard-float. Document the previously-undocumented -m5206e,
8763 -m528x, -m5307 and -m5407 options. Tweak the existing option
8764 documentation for consistency.
8765 * doc/install.texi: Mention new --with-cpu arguments.
8766 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8767 default CPU if neither -mcpu nor -march are specified.
8768 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8769 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8770 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8771 using m68k_tune to decide between families that implement the
8772 same ISA. Use m68k_tune to set __mcfv4e__.
8773 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8774 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8775 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8776 (FL_ISA_C, FL_ISA_MMU): New macros.
8777 (MASK_COLDFIRE): Delete.
8778 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8779 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8780 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8781 (TARGET_HARD_FLOAT): Do not define here.
8782 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8783 (TUNE_68000): New macro.
8784 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8785 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8786 (TUNE_CFV2): Redefine in terms of m68k_tune.
8787 (uarch_type, target_device, fpu_type): New enums.
8788 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8789 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8790 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8791 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8792 (FL_FOR_isa_c): New macros.
8793 (m68k_isa): New enum.
8794 (m68k_target_selection): New structure.
8795 (all_devices, all_isas, all_microarchs): New tables.
8796 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8797 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8798 (MASK_ALL_CPU_BITS): Delete.
8799 (m68k_find_selection): New function.
8800 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8801 Map the legacy target options to a combination of the new ones.
8802 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8803 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8804 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8806 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8807 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8809 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8810 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8811 * config/m68k/m68k-devices.def: New file.
8813 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8814 Nathan Sidwell <nathan@codesourcery.com>
8816 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8817 (SUBTARGET_EXTRA_SPECS): New macros.
8818 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8819 use %(asm_cpu_spec) instead.
8820 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8821 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8822 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8823 (EXTRA_SPECS): Rename to...
8824 (SUBTARGET_EXTRA_SPECS): ...this.
8826 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8827 Richard Sandiford <richard@codesourcery.com>
8828 Julian Brown <julian@codesourcery.com>
8830 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8831 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8832 to the configuration's default CPU.
8833 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8834 Remove default masks.
8835 (m680[012]0-*-*): Set the default with_cpu to the first part of
8837 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8838 (m68k*-*-linux): Extend the --with-cpu handling to...
8839 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8840 and m68010. Don't set target_cpu_default2.
8841 * doc/install.texi: Document --with-cpu for m68k.
8842 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8843 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8844 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8845 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8846 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8847 (ASM_SPEC): Remove use of %(asm_cpu_default).
8848 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8849 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8850 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8851 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8852 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8853 (TARGET_DEFAULT): Delete.
8854 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8855 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8856 (CPP_CPU_SPEC): Delete.
8857 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8858 the appropriate string.
8859 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8860 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8861 (ASM_SPEC): Don't use %(asm_default_spec).
8862 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8863 TARGET_DEFAULT and add MASK_68881.
8864 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8866 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8868 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8869 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8870 MASK_68010 alongside MASK_68020.
8871 * doc/invoke.texi: Document -m68010.
8872 * config/m68k/m68k.opt (m68010): New.
8873 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8875 (TUNE_68010): New macro.
8876 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8877 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8878 (M68K_CPU_m68332): Add MASK_68010.
8879 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8880 fallback definition.
8881 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8883 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8884 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8885 to all entries that use MASK_68020.
8886 (output_move_simode_const, output_move_himode, output_move_qimode)
8887 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8888 instead of TARGET_68020 to select clr behavior. Remove comment
8889 about there being no TARGET_68010.
8890 * config/m68k/m68k.md: Likewise throughout.
8892 2007-01-12 Julian Brown <julian@codesourcery.com>
8894 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8895 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8896 * config/m68k/m68k.md: Likewise.
8898 2007-01-12 Julian Brown <julian@codesourcery.com>
8900 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8901 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8903 2007-01-12 Julian Brown <julian@codesourcery.com>
8905 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8906 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8907 * config/m68k/m68k.md: Likewise.
8909 2007-01-12 Julian Brown <julian@codesourcery.com>
8910 Richard Sandiford <richard@codesourcery.com>
8912 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8913 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8914 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8916 (TARGET_CPU32): Rename to...
8917 (TUNE_CPU32): ...this.
8918 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8919 (TUNE_CFV2): New macros.
8920 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8921 remove conditions that are implied by TARGET_68020.
8922 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8923 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8924 (m68k_output_function_epilogue): Likewise.
8925 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8926 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8927 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8928 non-68000 timings. Refactor multiplication and division costs.
8929 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8930 TUNE_CPU32 instead of TARGET_CPU32.
8931 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8932 and TUNE_68060 instead of TARGET_68060.
8933 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8934 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8936 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8937 && !TARGET_COLDFIRE" to choose between moveq and clr.
8938 Likewise in the unnamed movsf pattern.
8939 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8940 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8943 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8945 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8946 of tabbing before backslashes.
8948 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8950 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8951 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8952 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8954 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8956 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8957 find_interesting_uses_cond.
8958 (find_interesting_uses_cond): Use extract_cond_operands.
8959 (rewrite_use_compare): Use extract_cond_operands and
8960 force_gimple_operand_bsi. Do not call update_stmt.
8961 (determine_use_iv_cost_condition): Use extract_cond_operands.
8962 Return cheaper of using original bound and changing the exit bound.
8964 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8966 PR tree-optimization/29516
8967 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8968 most_expensive_mult_to_index, addr_to_parts,
8969 create_mem_ref, maybe_fold_tmr): Make the type of
8970 fields of TARGET_MEM_REF sizetype.
8971 (move_fixed_address_to_symbol, move_pointer_to_base):
8973 * tree.def (TARGET_MEM_REF): Add comment on types of
8976 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8978 * c-common.c (vector_types_convertible_p): Treat opaque types as
8979 always convertible if they have the same size, but not otherwise.
8981 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8983 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8984 Remove the b_unconditional field.
8985 (noce_try_sign_mask): Do not look at b_unconditional.
8986 (noce_process_if_block): Do not use merge_if_blocks. Update
8987 the CFG here. Do not set b_unconditional.
8988 (cond_move_process_if_block): Likewise.
8989 (find_cond_trap): Likewise.
8990 (check_cond_move_block): Require simple jump insns at the end
8993 2007-01-11 Jan Hubicka <jh@suse.cz>
8995 PR tree-optimization/1046
8996 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8997 when alias info is not ready.
8998 (pass_tail_recursion): Do not require aliasing.
8999 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9000 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9001 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9002 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9003 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9004 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9005 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9007 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9008 When aliasing is not build, mark statement as volatile.
9010 2007-01-11 Tom Tromey <tromey@redhat.com>
9012 PR preprocessor/15185, PR preprocessor/20989:
9013 * doc/cppopts.texi <-MT>: Update description of algorithm for
9014 computing default target.
9015 <-M, -MD>: Reword "basename" text.
9017 2007-01-11 Roger Sayle <roger@eyesopen.com>
9019 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9020 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9021 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9022 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9023 fold_builtin_bswap, real_constp, fold_builtin_pow,
9024 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9025 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9026 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9027 * convert.c (convert_to_pointer): Likewise.
9028 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9029 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9030 const_binop, fold_convert_const_int_from_int,
9031 fold_convert_const_int_from_real,
9032 fold_convert_const_real_from_real, sign_bit_p,
9033 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9034 fold_sign_changed_comparison, fold_unary, fold_comparison,
9035 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9036 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9037 * print-tree.c (print_node_brief, print_node): Likewise.
9038 * stor-layout.c (place_field, layout_type): Likewise.
9039 * tree-chrec.c (keep_cast): Likewise.
9040 * tree.c (build_vector, build_real, build_real_from_int_cst,
9041 build_complex): Likewise.
9043 2007-01-11 Roger Sayle <roger@eyesopen.com>
9045 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9046 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9048 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9050 * configure.ac (strict1_warn): Rename to strict_warn.
9051 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9052 cc_set_by_configure, quoted_cc_set_by_configure,
9053 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9054 all_boot_languages, all_stagestuff): Remove.
9055 (target_list): Remove bootstrap targets.
9056 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9057 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9058 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9059 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9060 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9061 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9062 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9063 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9064 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9065 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9066 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9067 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9068 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9069 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9070 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9071 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9072 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9073 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9074 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9075 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9076 (mostlyclean): Adjust.
9077 (clean, distclean): Don't mention bootstrap stuff.
9078 * configure: Regenerate.
9079 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9080 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9081 treelang/config-lang.in (stagestuff): Remove.
9082 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9083 stageprofile, stagefeedback, stagestuff): Remove mention.
9085 2007-01-11 Nick Clifton <nickc@redhat.com>
9087 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9089 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9090 (mcore_arith_K_S_operand): Run the test for the S constraint not
9091 the test for the M constraint.
9092 (mcore_addsub_operand): Do not accept integer values that are
9093 larger than 32 bits.
9094 * config/mcore/mcore.md: Remove unused constraints from split.
9095 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9097 (allocate_stack): Likewise.
9098 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9099 operands to 32 bits.
9100 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9102 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9103 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9104 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9105 mcore_output_bclri, mcore_output_andn, output_inline_const,
9106 mcore_output_move, mcore_output_movedouble): Likewise.
9107 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9108 (output_inline_const): Likewise.
9109 (output_inline_const): Fix format strings used in sprintf
9111 * config/mcore/mcore-protos.h: Update prototypes for changed
9112 functions in mcore.c.
9113 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9114 HOST_WIDE_INT and not int.
9115 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9116 CONST_OK_FOR_N): Likewise.
9117 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9118 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9121 2007-01-10 Jan Hubicka <jh@suse.cz>
9123 * tree-vrp.c (remove_range_assertions): Release defs.
9124 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9125 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9127 2007-01-10 Paul Brook <paul@codesourcery.com>
9129 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9130 * config/arm/arm.md (mulsi3subsi): New insn.
9132 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9134 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9135 (tree_transform_and_unroll_loop): New.
9136 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9139 2007-01-10 Robert Kennedy <jimbob@google.com>
9141 * fold-const.c (fold_comparison): Fold comparisons like (x *
9142 1000 < 0) to (x < 0).
9144 2007-01-10 Ian Lance Taylor <iant@google.com>
9146 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9147 operands have the same priority.
9149 2007-01-10 Tom Tromey <tromey@redhat.com>
9151 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9152 (fold_binary): Likewise.
9153 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9154 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9155 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9156 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9157 * langhooks.h (struct lang_hooks): Removed field
9158 'can_use_bit_fields_p'.
9160 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9162 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9164 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9166 * function.c (get_last_funcdef_no): New function.
9167 * function.h (get_last_funcdef_no): Declare.
9168 * tree-inline.c (initialize_cfun): Add initialization.
9169 (tree_function_versioning): Cleanup.
9171 2007-01-10 Jan Hubicka <jh@suse.cz>
9173 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9176 2007-01-10 Sa Liu <saliu@de.ibm.com>
9177 Ben Elliston <bje@au.ibm.com>
9179 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9180 for SAVE_NONLOCAL and Pmode for any other save level.
9181 * spu-protos.h (spu_restore_stack_block): Declare.
9182 * spu.md (save_stack_block): Remove.
9183 (restore_stack_block): Call spu_restore_stack_block.
9184 * spu.c (spu_restore_stack_block): New function.
9185 (spu_expand_epilogue): Remove old comment.
9187 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9189 PR tree-optimization/30322
9190 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9191 (cand_value_at): Return the value as aff_tree.
9192 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9193 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9194 aff_combination_mult): New functions.
9195 (aff_combination_add): Use aff_combination_add_cst.
9196 (aff_combination_convert): Allow conversions to a wider type.
9197 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9198 * tree-affine.h (aff_combination_mult): Declare.
9200 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9202 * doc/tm.texi: Update documentation to reflect reality of exec
9203 and start file search behaviours. Update copyright year.
9204 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9205 header file directories.
9207 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9209 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9210 (*cosxf2): Rename to cosxf2_i387.
9211 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9212 using X87MODEF12 mode macro. Rename patterns to
9213 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9215 (*cosdf2, *cossf2): Ditto.
9216 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9217 to match extended input operands.
9218 (sincos<mode>3): New expander.
9219 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9220 insn patterns and corresponding splitters.
9222 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9224 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9225 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9227 2007-01-09 Nicolas Pitre <nico@cam.org>
9230 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9232 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9234 * target.h (struct gcc_target): New field library_rtti_comdat.
9235 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9236 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9237 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9238 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9240 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9242 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9244 2007-01-08 Richard Guenther <rguenther@suse.de>
9246 * tree.h (force_fit_type_double): Export.
9247 (force_fit_type): Remove.
9248 * fold-const.c (force_fit_type_double): New function.
9249 (force_fit_type): Remove.
9250 (int_const_binop): Use it.
9251 (fold_convert_const_int_from_int): Likewise.
9252 (fold_convert_const_int_from_real): Likewise.
9253 (fold_div_compare): Likewise.
9254 (fold_sign_changed_comparison): Likewise.
9255 (fold_unary): Likewise.
9256 (fold_negate_const): Likewise.
9257 (fold_abs_const): Likewise.
9258 (fold_not_const): Likewise.
9259 * c-common.c (shorten_compare): Use force_fit_type_double.
9260 * convert.c (convert_to_pointer): Likewise.
9262 2007-01-08 Richard Guenther <rguenther@suse.de>
9264 * tree.h (build_int_cst_wide_type): Export.
9265 * tree.c (build_int_cst_wide_type): New function.
9266 (build_int_cst_wide): Fix comment.
9267 * builtins.c (fold_builtin_object_size): Use build_int_cst
9268 to build -1 or 0 of the correct type. Use fit_double_type
9269 to check for overflow.
9270 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9272 (decode_field_reference): Likewise.
9273 (all_ones_mask_p): Likewise.
9274 (native_interpret_int): Use build_int_cst_wide_type.
9275 (fold_binary): Use build_int_cst_type to build an all-ones
9277 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9279 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9281 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9283 2007-01-09 Ben Elliston <bje@au.ibm.com>
9285 * genautomata.c (STATS_OPTION): New option.
9286 (stats_flag): New flag.
9287 (gen_automata_option): Handle it.
9288 (initiate_automaton_gen): Ditto.
9289 (write_automata): Output statistics only if stats_flag is
9290 set. Likewise, output time statistics only if time_flag is set.
9291 * doc/md.texi (Processor pipeline description): Document new flag.
9293 2007-01-08 Richard Guenther <rguenther@suse.de>
9295 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9296 * tree.c (build_int_cst_type): Likewise.
9297 (size_in_bytes): Don't call force_fit_type on the result.
9298 (int_fits_type_p): Use fit_double_type.
9299 * fold-const.c (fit_double_type): New function.
9300 (force_fit_type): Use it.
9301 * tree.h (fit_double_type): Export.
9303 2007-01-08 Jan Hubicka <jh@suse.cz>
9305 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9306 * ipa.c (function_and_variable_visibility): Fix return type.
9308 2007-01-08 Richard Guenther <rguenther@suse.de>
9310 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9311 of offset to build the index.
9312 * tree-pretty-print.c (dump_generic_node): Don't build negated
9313 const just for printing.
9314 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9315 * builtins.c (fold_builtin_int_roundingfn): Check if result
9316 fits the type by using force_fit_type and comparing the result.
9317 * predict.c (predict_loops): Use compare_tree_int for comparison.
9318 * tree.c (build_int_cst): Fall back to integer_type_node for
9320 (build_int_cst_wide): Assert type is non-null.
9322 2007-01-08 Roberto Costa <roberto.costa@st.com>
9324 * tree-vrp.c (extract_range_from_cond_expr): New.
9325 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9326 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9328 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9329 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9330 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9331 used as expressions.
9332 * tree-object-size.c (cond_expr_object_size): New.
9333 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9335 2007-01-08 Jan Hubicka <jh@suse.cz>
9337 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9338 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9341 2007-01-08 Richard Guenther <rguenther@suse.de>
9343 PR tree-optimization/23603
9344 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9345 (extract_range_from_binary): Fall back to truthvalue instead of
9346 varying for TRUTH_*_EXPR.
9347 (extract_range_from_comparison): Fall back to truthvalue instead of
9349 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9350 if all visited PHI values were constant.
9352 2007-01-08 Jan Hubicka <jh@suse.cz>
9354 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9355 (cgraph_analyze_function): break out from ...
9356 (cgraph_finalize_compilation_unit): ... here.
9357 (cgraph_expand_function): Remove forgoten commented out line.
9358 (cgraph_optimize): Analyze functions.
9360 2007-01-08 Jan Hubicka <jh@suse.cz>
9362 * tree-pas.h (TODO_remove_function): New flag.
9363 (TODO_update*): Renumber.
9364 (pass_ipa_increase_alignment,
9365 pass_ipa_function_and_variable_visibility): New passes.
9366 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9367 (cgraph_function_and_variable_visibility): Move to ipa.c
9368 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9369 cgraph_increase_alignment.
9370 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9371 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9372 calling tree-inline.
9373 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9374 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9375 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9376 (gate_increase_alignment): New function.
9377 (pass_ipa_increase_alignment): New pass.
9378 * ipa.c: Inline tree-pass.h and timevar.h
9379 (function_and_variable_visibility): Move here from cgraphunit.c
9380 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9381 * passes.c (init_optimization_passes): Add the two new passes.
9382 (execute_todo): Handle cgraph_remove_functions.
9384 2007-01-08 Nick Clifton <nickc@redhat.com>
9386 * config/frv/predicates.md (reg_or_0_operand): Accept
9389 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9391 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9392 * config.gcc: Add bfin*-rtems*.
9394 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9396 * c.opt: Add -flax-vector-conversions.
9397 * c-typeck.c (convert_for_assignment): Pass flag to
9398 vector_types_convertible_p to allow emission of note.
9399 (digest_init): Likewise.
9400 * c-opts.c: Handle -flax-vector-conversions.
9401 * c-common.c (flag_lax_vector_conversions): New.
9402 (vector_types_convertible_p): Unless -flax-vector conversions
9403 has been passed, disallow conversions between vectors with
9404 differing numbers of subparts and/or element types. If such
9405 a conversion is disallowed, possibly emit a note on the first
9406 occasion only to inform the user of -flax-vector-conversions.
9407 The new last argument specifies this.
9408 * c-common.h (flag_lax_vector_conversions): New.
9409 (vector_types_convertible_p): Add extra argument.
9410 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9411 char_type_node for V*QI type vectors.
9412 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9413 Update to satisfy new typechecking rules.
9414 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9416 * doc/invoke.texi (C Dialect Options): Document
9417 -flax-vector-conversions.
9419 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9421 PR tree-optimization/29877
9422 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9423 a register variable on the RHS to not be replaceable.
9425 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9426 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9427 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9428 const_simm15, const_pow2, const_npow2): Added.
9429 * config/score/misc.md (insv, extv, extzv, movmemsi,
9430 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9431 * config/score/score.c (score_address_cost, score_select_cc_mode):
9433 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9434 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9435 Update score_print_operand.
9436 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9437 Adjust register allocate order and update some macro define.
9438 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9439 mdx_block_move_straight, mdx_block_move_loop_head,
9440 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9441 mdx_block_move): Added.
9442 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9443 mdp_limm): Updated and fix some bug and typo.
9444 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9445 (movsf, movdf, doloop_end): Added.
9447 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9449 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9450 config/arm/thumb2.md: Fix comment typos.
9451 * doc/extend.texi: Fix a typo.
9453 2007-01-07 Eric Christopher <echristo@apple.com>
9455 * configure.ac: Check for __stack_chk_fail for darwin.
9456 * configure: Regenerate.
9458 2007-01-07 Richard Guenther <rguenther@suse.de>
9460 * tree-vrp.c (extract_range_from_assert): CSE calls to
9461 compare_values where possible.
9462 (extract_range_from_unary_expr): Likewise.
9464 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9466 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9467 * config/avr/avr.c (call_insn_operand): Delete function.
9468 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9469 instead of register number. Use predicates.
9470 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9471 call_insn_operand): Add.
9473 2007-01-06 Jan Hubicka <jh@suse.cz>
9475 * tree-pass.h (pass_build_cgraph_edges): Declare.
9476 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9477 (visited_nodes): Remove.
9478 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9479 build_cgrpah_edges; make visited_nodes local.
9480 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9481 (record_references_in_initializer): Move to cgraphbuild.c
9482 (initialize_inline_failed, rebuild_cgraph_edges,
9483 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9484 (verify_cgraph_node): Make visited_nodes local.
9485 (cgraph_analyze_function): Do not call cgraph_create_edges and
9486 initialize_inline_failed.
9487 (cgraph_expand_function): Do not call cgraph_lower_function;
9488 assert that function is already lowered.
9489 * Makefile.in (cgraphbuild.o): New.
9490 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9491 at the end of lowering passes.
9493 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9495 * ifcvt.c (cond_move_convert_if_block): New function, code
9496 factored out from...
9497 (cond_move_process_if_block): ...here. Call the new function
9498 on the THEN and ELSE blocks.
9499 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9500 already takes care of this.
9502 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9505 * tree.h (TREE_OVERFLOW_P): New.
9506 * c-typeck.c (parser_build_unary_op): Warn only if result
9507 overflowed and operands did not.
9508 (parser_build_binary_op): Likewise.
9509 (convert_for_assignment): Remove redundant overflow_warning.
9510 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9512 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9514 * c-typeck.c (store_init_value): Split over two lines to follow
9515 the GNU coding style.
9517 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9519 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9520 __GXX_EXPERIMENTAL_CXX0X__.
9521 * doc/cpp.texi: Same.
9523 2007-01-05 Richard Guenther <rguenther@suse.de>
9526 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9527 with mismatched types. Instead explicitly build a
9528 conversion NOP_EXPR.
9530 2007-01-05 Ian Lance Taylor <iant@google.com>
9532 * c-common.c (decl_with_nonnull_addr_p): New function.
9533 (c_common_truthvalue_conversion): Call it.
9534 * c-typeck.c (build_binary_op): Likewise.
9535 * c-common.h (decl_with_nonnull_addr_p): Declare.
9537 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9540 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9543 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9545 * doc/install.texi (Final install): Document the fact that
9546 the GNAT runtime should not be stripped.
9548 2007-01-04 Jan Hubicka <jh@suse.cz>
9550 * tree-inline.c (fold_marked_statements): Update operand caches
9551 and EH after folding
9553 2007-01-04 Ian Lance Taylor <iant@google.com>
9555 * c-common.c (check_function_nonnull): Whitespace fix.
9557 2007-01-04 Jan Hubicka <jh@suse.cz>
9559 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9560 comitted older version of patch.
9561 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9562 function, celanup cfg and collect garbage.
9564 2007-01-04 Mike Stump <mrs@apple.com>
9566 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9569 2007-01-04 Eric Christopher <echristo@apple.com>
9571 * libgcc2.c (__bswapsi2): Use SItype.
9572 (__bswapdi2): Use DItype.
9573 * libgcc2.h: Update for above.
9575 2007-01-04 Paul Brook <paul@codesourcery.com>
9577 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9578 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9579 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9580 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9581 umulsi3_highpart): Make conditional on !arm_arch6.
9582 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9583 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9584 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9585 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9586 umulsi3_highpart_v6): New insns.
9588 2007-01-04 Roger Sayle <roger@eyesopen.com>
9590 * fold-const.c (fold_convert): When casting an expression to void,
9591 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9592 have a type. Instead of attempting to build a NOP_EXPR, return
9593 these "special" trees directly.
9595 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9597 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9598 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9599 rs6000_cost->fp not 0 as adjustment for outer NEG.
9601 2007-01-04 Jan Hubicka <jh@suse.cz>
9603 * cgraph.c (cgraph_release_function_body): New function.
9604 (cgraph_remove_node): Use it.
9605 * cgraph.h (cgraph_release_function_body): Declare.
9606 * cgraphunit.c (cgraph_expand_function): Use it.
9607 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9608 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9609 is initialized and while compilation of other function is running.
9610 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9611 statement CFG annotations from here to ...
9612 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9614 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9616 * cfgloop.h (enum li_flags): Make the constants powers of two.
9618 2007-01-04 Jan Hubicka <jh@suse.cz>
9620 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9622 (fold_marked_statements): New function.
9623 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9624 * tree-inline.h (copy_body_data): Add statements_to_fold.
9626 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9628 * config.gcc: Mention libgcc/config.host.
9629 * Makefile.in: Update comments mentioning libgcc.
9630 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9631 (all.cross, start.encap, rest.encap, rest.cross): Update
9632 dependencies for libgcc move.
9633 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9634 (clean-target, clean-target-libgcc): Delete.
9635 (srcdirify, GCC_EXTRA_PARTS): New macros.
9636 (libgcc-support, libgcc.mvars): New rules.
9637 (distclean): Remove mention of mklibgcc.
9638 (install): Don't reference INSTALL_LIBGCC.
9639 (install-common): Don't reference EXTRA_PARTS.
9640 (install-libgcc, install-multilib): Delete rules.
9641 * mklibgcc.in: Delete file.
9642 * doc/configfiles.texi: Don't mention mklibgcc.
9644 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9645 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9646 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9647 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9648 (mklibgcc, ldblspecs): Likewise.
9650 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9651 (posixpre.def): Use $(T).
9652 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9653 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9654 (SHLIB_LINK): Make dummy.
9655 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9657 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9659 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9660 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9661 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9662 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9664 * configure.ac (all_outputs): Remove mklibgcc.
9665 * configure: Regenerated.
9667 2007-01-03 Josh Conner <jconner@apple.com>
9670 * calls.c (compute_argument_addresses): Set stack and stack_slot
9671 for partial args, too.
9672 (store_one_arg): Use locate.size.constant for the size when
9673 generating a save_area.
9675 2007-01-03 Robert Kennedy <jimbob@google.com>
9677 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9678 whose definitions are deleted due to basic block merging.
9680 2007-01-03 Paul Brook <paul@codesourcery.com>
9683 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9685 (use_return_insn): Return 0 for Thumb interrupt functions.
9686 (print_multi_reg): Add rfe argument for IRQ returns.
9687 (arm_output_epilogue): Pop interrupt return address directly into PC.
9688 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9690 2007-01-03 Paul Brook <paul@codesourcery.com>
9692 Merge from sourcerygxx-4_1.
9693 * config/arm/thumb2.md: New file.
9694 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9696 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9697 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9698 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9699 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9701 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9702 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9704 * config/arm/ieee754-sf.S: Ditto.
9705 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9706 (thumb1_base_register_rtx_p): ... to this.
9707 (thumb_index_register_rtx_p): Rename...
9708 (thumb1_index_register_rtx_p): ... to this.
9709 (thumb_output_function_prologue): Rename...
9710 (thumb1_output_function_prologue): ... to this.
9711 (thumb_legitimate_address_p): Rename...
9712 (thumb1_legitimate_address_p): ... to this.
9713 (thumb_rtx_costs): Rename...
9714 (thumb1_rtx_costs): ... to this.
9715 (thumb_compute_save_reg_mask): Rename...
9716 (thumb1_compute_save_reg_mask): ... to this.
9717 (thumb_final_prescan_insn): Rename...
9718 (thumb1_final_prescan_insn): ... to this.
9719 (thumb_expand_epilogue): Rename...
9720 (thumb1_expand_epilogue): ... to this.
9721 (arm_unwind_emit_stm): Rename...
9722 (arm_unwind_emit_sequence): ... to this.
9723 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9724 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9725 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9726 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9727 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9728 thumb2_output_casesi): New functions.
9729 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9730 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9731 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9732 THUMB2_WORK_REGS): Define.
9733 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9734 arm_condexec_mask, arm_condexec_masklen)): New variables.
9735 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9736 (arm_override_options): Check new CPU capabilities.
9737 Set new architecture flag variables.
9738 (arm_isr_value): Handle v7m interrupt functions.
9739 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9741 (const_ok_for_arm): Handle Thumb-2 constants.
9742 (arm_gen_constant): Ditto. Use movw when available.
9743 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9745 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9746 (thumb_find_work_register, arm_load_pic_register,
9747 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9748 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9749 print_multi_reg, output_mov_long_double_fpa_from_arm,
9750 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9751 output_mov_double_fpa_from_arm, output_move_double,
9752 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9753 output_return_instruction, arm_output_function_prologue,
9754 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9755 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9756 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9757 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9758 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9759 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9761 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9762 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9763 (arm_file_start): Output directive for unified syntax.
9764 (arm_unwind_emit_set): Handle stack alignment instruction.
9765 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9766 Add v6t2, v7, v7a, v7r and v7m.
9767 (RETLDM): Add Thumb-2 code.
9768 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9769 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9770 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9771 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9772 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9773 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9774 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9775 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9776 ADJUST_INSN_LENGTH): Define.
9777 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9778 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9779 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9780 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9781 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9782 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9783 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9784 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9785 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9786 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9787 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9788 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9789 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9790 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9791 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9792 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9793 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9795 * config/arm/arm-tune.md: Regenerate.
9796 * config/arm/arm-protos.h: Update prototypes.
9797 * config/arm/vfp.md: Enable patterns for Thumb-2.
9798 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9799 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9800 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9801 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9802 * config/arm/libunwind.S: Add Thumb-2 code.
9803 * config/arm/constraints.md: Update include Thumb-2.
9804 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9805 * config/arm/ieee754-df.S: Ditto.
9806 * config/arm/bpabi.S: Ditto.
9807 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9808 * config/arm/predicates.md (low_register_operand,
9809 low_reg_or_int_operand, thumb_16bit_operator): New.
9810 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9811 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9812 * config/arm/t-arm-elf: Add armv7 multilib.
9813 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9815 (UNSPEC_STACK_ALIGN, ce_count): New.
9816 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9817 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9819 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9820 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9821 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9822 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9823 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9824 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9826 * doc/extend.texi: Document ARMv7-M interrupt functions.
9827 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9829 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9831 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9832 (struct _Unwind_Context): Rename args_size to flags, remove
9833 signal_frame field, add a new args_size field and version field.
9834 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9835 _Unwind_IsExtendedContext): New inline functions.
9836 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9837 Assume by_value array is only present if _Unwind_IsExtendedContext.
9838 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9839 _Unwind_IsSignalFrame.
9840 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9841 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9842 (uw_init_context_1): Initialize context->flags to
9843 EXTENDED_CONTEXT_BIT.
9844 * config/rs6000/linux-unwind.h (frob_update_context): Use
9845 _Unwind_SetSignalFrame.
9847 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9850 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9851 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9854 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9856 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9857 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9858 RET, AT_SP): Remove.
9859 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9862 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9863 * cfgbuild.c (find_basic_blocks): Likewise.
9864 * cfgrtl.c (rtl_create_basic_block): Likewise.
9865 * function.c (temp_slots_at_level): Likewise.
9866 * reg-stack.c (stack_regs_mentioned): Likewise.
9867 * regclass.c (allocate_reg_info): Likewise.
9868 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9869 set_bb_for_stmt, move_block_to_fn): Likewise.
9870 * tree-complex.c (tree_lower_complex): Likewise.
9871 * vec.h (VEC_safe_grow_cleared): New.
9873 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9875 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9877 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9878 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9880 * cfgloopmanip.c (scale_loop_frequencies): Export.
9881 (loopify): Scale the frequencies by prescribed coefficients.
9882 (set_zero_probability): New function.
9883 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9884 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9885 and frequencies according to arguments.
9886 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9888 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9889 * modulo-sched.c (sms_schedule): Set probabilities for entering
9890 versioned loop correctly.
9891 * tree-vect-transform.c (vect_transform_loop): Ditto.
9892 * cfgloop.h (loopify, loop_version): Declaration changed.
9893 (scale_loop_frequencies): Declared.
9895 2007-01-02 Jan Hubicka <jh@suse.cz>
9897 * cgraph.c: Include tree-flow.h
9898 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9900 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9901 * tree-pass.h (pass_all_early_optimizations): Declare.
9902 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9904 (cgraph_analyze_function): Do early_local_passes.
9905 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9906 Do not add referenced vars.
9907 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9909 (gate_all_early_local_passes): New gate.
9910 (pass_early_local_passes): Use new gate.
9911 (execute_early_local_optimizations): New functions.
9912 (gate_all_early_optimizations): New gate.
9913 (pass_all_early_optimizations): New pass.
9914 (execute_free_datastructures): Free SSA only when initialized.
9915 (gate_init_datastructures): Init only when optimizing.
9916 (tree_lowering_passes): Do early local passes when called late.
9917 * tree-profile.c (do_tree_profiling): Don't profile functions added
9919 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9920 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9922 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9923 during early_local_passes.
9924 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9927 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9929 * Makefile.in: Update copyright year.
9931 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9933 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9934 in $(lang_checks) and check-consistency targets.
9936 2007-01-02 Jan Hubicka <jh@suse.cz>
9938 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9939 Do not add referenced vars.
9940 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9942 * passes.c (init_optimization_passes): Put mudflap_2 after
9943 free_datastructures.
9945 2007-01-02 Jan Hubicka <jh@suse.cz>
9947 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9948 Set NOTHROW flag on call statements proved to be nothrow.
9949 Update statement of local calls so new pure/const functions are
9950 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9952 (tree_rest_of_compilation): Register hooks and initialize bitmap
9953 early. Do not set after_inlining flag.
9955 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9957 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9958 HOST_BITS_PER_LONGLONG
9960 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9963 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9964 warning for non-static initializers.
9966 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9968 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9969 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9970 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9971 Always use set_unique_reg_note to add REG_EQUAL notes.
9973 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9976 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9978 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9979 * cfgbuild.c (find_basic_blocks): Likewise.
9980 * cfgrtl.c (rtl_create_basic_block): Likewise.
9981 * function.c (temp_slots_at_level): Likewise.
9982 * reg-stack.c (stack_regs_mentioned): Likewise.
9983 * regclass.c (allocate_reg_info): Likewise.
9984 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9985 set_bb_for_stmt, move_block_to_fn): Likewise.
9986 * tree-complex.c (tree_lower_complex): Likewise.
9987 * vec.h (VEC_safe_grow_cleared): New.
9989 2007-01-02 Ian Lance Taylor <iant@google.com>
9991 * c-common.c (c_common_truthvalue_conversion): When warning about
9992 using an assignment as a truth value, set TREE_NO_WARNING.
9994 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9997 * c.opt (Wold-style-declaration): New.
9998 * doc/invoke.texi (C-only Warning Options): New.
9999 (Wold-style-declaration): Document it.
10000 (Wextra): Enabled by -Wextra.
10001 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10002 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10003 -Wold-style-declaration.
10005 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10007 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10008 * cfgbuild.c (find_basic_blocks): Likewise.
10009 * cfgrtl.c (rtl_create_basic_block): Likewise.
10010 * function.c (temp_slots_at_level): Likewise.
10011 * reg-stack.c (stack_regs_mentioned): Likewise.
10012 * regclass.c (allocate_reg_info): Likewise.
10013 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10014 set_bb_for_stmt, move_block_to_fn): Likewise.
10015 * tree-complex.c (tree_lower_complex): Likewise.
10016 * vec.h (VEC_safe_grow_cleared): New.
10018 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10020 * c-common.c (c_common_nodes_and_builtins): Since variants of
10021 void_type_node get built before it is given a name, we need to
10022 give those variants the name, too.
10023 (complete_array_type): We need to work with the canonical main
10024 type of the array, from which we will build the qualified version.
10025 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10026 * print-tree.c (print_node): Display canonical type information
10028 * stor-layout.c (layout_type): When we don't know the
10029 alignment of a type for which we're building an array, we end up
10030 guessing wrong, so make the type require structural equality.
10031 * tree.c (make_node_stat): When we build a new type, it is its
10032 own canonical type.
10033 (build_type_attribute_qual_variant): When building an attribute
10034 variant, its canonical type is the non-attribute variant. However,
10035 if the attributes are target-dependent and they differ, we need to
10036 use structural equality checks for this type.
10037 (build_qualified_type): A qualified type is not equivalent to its
10038 unqualified variant; set the canonical type appropriately.
10039 (build_distinct_type_copy): When building a distinct type from
10040 another type, the new type is its own canonical type.
10041 (build_variant_type_copy): When building a new type variant, we
10042 assume that it is equivalent to the original type.
10043 (build_pointer_type_for_mode): When building a pointer type, also
10044 build a canonical type pointer.
10045 (build_reference_type_for_mode): When building a reference type,
10046 also build a canonical type reference.
10047 (build_index_type): When we can't hash an index type (e.g.,
10048 because its maximum value is negative), the index type requires
10049 structural equality tests.
10050 (build_array_type): Build the canonical form of an array type.
10051 (build_function_type): Function types require structural equality,
10052 because they contain default arguments, attributes, etc.
10053 (build_method_type_directly): Ditto for method types.
10054 (build_offset_type): Build the canonical offset type.
10055 (build_complex_type): Build the canonical vector type.
10056 (make_vector_type): Build the canonical vector type.
10057 * tree.h (TYPE_CANONICAL): New.
10058 (TYPE_STRUCTURAL_EQUALITY_P): New.
10059 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10060 (struct tree_type): Added "canonical" field.
10061 * params.h (VERIFY_CANONICAL_TYPES): New.
10062 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10063 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10064 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10065 * doc/invoke.texi (verify-canonical-types): Document --param
10066 parameter for verifying canonical types.
10068 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10070 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10071 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10072 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10073 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10075 * config/rs6000/e500.h: New.
10076 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10077 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10079 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10080 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10081 TARGET_E500_DOUBLE): Remove.
10082 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10083 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10084 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10085 * config/rs6000/rs6000.c (rs6000_override_options): Use
10086 CHECK_E500_OPTIONS.
10088 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10090 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10091 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10092 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10093 rs6000_emit_cmove): Don't check TARGET_E500.
10094 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10095 sordered): Don't check TARGET_E500.
10097 2007-01-01 Eric Christopher <echristo@apple.com>
10099 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10100 HARD_REGISTER_NUM_P.
10102 2007-01-01 Roger Sayle <roger@eyesopen.com>
10104 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10105 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10106 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10109 2007-01-01 Mike Stump <mrs@apple.com>
10111 * configure.ac: Remove support for building with Apple's gcc-3.1.
10113 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10115 PR middle-end/30311
10116 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10117 REG is a hard register. Do not modify REG before calling
10119 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10120 multiple of the size of YMODE for certain lowpart cases.
10122 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10124 PR middle-end/30253
10125 * gimplify (voidify_wrapper_expr): Update for
10126 GIMPLE_MODIFY_STMT.
10128 2007-01-01 Andreas Schwab <schwab@suse.de>
10131 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10132 save of BR0 in extra_spill_size instead of spill_size.
10133 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10135 (ia64_expand_epilogue): Restore BR0 from its new location.
10137 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10139 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10140 Use a temporary variable if the left hand side is not a gimple
10143 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10145 * gimplify.c (gimplify_return_expr): Make the temporary variable
10146 for the return expression, a gimple register variable.
10148 2007-01-01 Jan Hubicka <jh@suse.cz>
10150 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10153 2007-01-01 Mike Stump <mrs@apple.com>
10155 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10157 * config/darwin.c (machopic_select_rtx_section): Use
10158 HAVE_GAS_LITERAL16.
10159 (darwin_mergeable_constant_section): Likewise.
10160 * configure: Regenerate.
10161 * config.in: Regenerate.
10163 2007-01-01 Jan Hubicka <jh@suse.cz>
10164 Andrew Pinski <pinskia@gmail.com>
10166 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10167 before starting IPA passes.