1 2007-04-07 Bruce Korb <bkorb@gnu.org>
3 * c.opt: Add -Wformat-contains-nul.
4 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15 * tree.c (staticp): No longer use staticp langhook.
16 * langhooks.c (lhd_staticp): Removed.
17 * langhooks.h (struct lang_hooks): Remove staticp.
18 * c-common.c (c_staticp): Remove.
19 * c-common.h (c_staticp): Ditto.
20 * langhooks-defs.h (lhd_staticp): Ditto.
21 (LHD_HOOKS_STATICP): Ditto
22 * tree.h (gcc_assert_lowered): New macro.
24 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
26 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
28 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
29 Add argument "reliable". Propagate it through calls.
30 (infer_loop_bounds_from_undefined): Derive number of iterations
31 estimates from references in blocks that do not dominate loop latch.
32 (gcov_type_to_double_int): New function.
33 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
34 and expected_loop_iterations_unbounded.
35 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
36 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
37 * tree-data-ref.c (estimated_loop_iterations): Export.
38 (get_references_in_stmt): Fix -- do not return addresses of local
40 * cfgloop.h (expected_loop_iterations_unbounded,
41 estimated_loop_iterations): Declare.
43 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
45 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
47 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
50 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
51 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
52 Use output_387_reg_move().
53 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
54 expander using X87MODEF12 mode macro.
55 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
56 choosing register preferences. Use output_387_reg_move().
57 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
58 instead of "x". Use output_387_reg_move().
59 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
60 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
61 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
62 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
63 Use output_387_reg_move().
64 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
66 (*truncxf?f_i387 splitter): Ditto.
68 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
70 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
71 LANG_HOOKS_SAFE_FROM_P.
72 * expr.c (safe_from_p): Remove langhook call.
73 * langhooks.h (lang_hooks): Remove safe_from_p.
74 (lhd_safe_from_p): Remove prototype.
75 * langhooks.c (lhd_safe_from_p): Remove.
77 2007-04-06 Jan Hubicka <jh@suse.cz>
79 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
82 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
85 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
86 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
87 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
89 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
90 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
92 2007-04-05 Richard Henderson <rth@redhat.com>
94 * config/alpha/alpha.c (print_operand) [+]: Remove.
95 (alpha_end_function): Print nop if call at end of function.
96 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
97 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
98 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
99 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
100 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
101 the call pattern. Update peepholes to match.
103 2007-04-05 Janis Johnson <janis187@us.ibm.com>
105 * doc/extend.texi (Other Builtins): Add decimal float variants
107 * builtins.def: Ditto.
108 * builtins.c (expand_builtin): Ditto.
110 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
111 H.J. Lu <hongjiu.lu@intel.com>
114 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
115 of V8HImode when calling ix86_binary_operator_ok.
116 (sse2_pmaddwd): Call ix86_binary_operator_ok.
117 (sdot_prodv8hi): Operands 1 and 2 must be register.
119 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
121 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
122 initialize align to silence bogus warning.
124 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
127 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
129 (struct sra_walk_fns): Remove use_all parameter from use.
130 (sra_hash_tree): Handle BIT_FIELD_REFs.
131 (sra_elt_hash): Don't hash bitfld blocks.
132 (sra_elt_eq): Skip them in parent compares as well. Handle
134 (sra_walk_expr): Don't maintain or pass down use_all_p.
135 (scan_use): Remove use_all parameter.
136 (scalarize_use): Likewise. Re-expand assignment to
137 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
138 output, and re-scalarize after output. Don't mark anything
140 (scalarize_ldst): Adjust.
141 (scalarize_walk_gimple_modify_statement): Likewise.
142 (build_element_name_1): Handle BIT_FIELD_REFs.
143 (instantiate_element): Don't warn for any element whose parent
145 (instantiate_missing_elements_1): Return the sra_elt.
146 (canon_type_for_field): New.
147 (try_instantiate_multiple_fields): New.
148 (instantiate_missing_elemnts): Use them.
149 (mark_no_warning): Removed.
150 (generate_one_element_ref): Handle BIT_FIELD_REFs.
151 (REPLDUP, sra_build_elt_assignment): New.
152 (generate_copy_inout): Use them.
153 (generate_element_copy): Likewise. Handle bitfld differences.
154 (generate_element_zero): Don't recurse for blocks. Use
155 sra_build_elt_assignment.
156 (generate_one_element_int): Take elt instead of var. Use
157 sra_build_elt_assignment.
158 (generate_element_init_1): Adjust.
159 (scalarize_use, scalarize_copy): Use REPLDUP.
160 (scalarize_ldst): Move assert before dereference.
161 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
163 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
165 * regmove.c: Fix unused variable warnings due to previous commit.
167 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
169 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
170 (regmove_bb_head): Remove.
171 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
172 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
173 problems with fixup_match_1.
174 Don't initialize/free regmove_bb_head.
176 (reg_is_remote_constant_p): If an insn is in the same basic block
177 but not before INSN, consider it remote, too.
179 2007-04-05 Anatoly Sokolov <aesok@post.ru>
182 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
183 DECL_ASSEMBLER_NAME, not the DECL_NAME.
185 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
187 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
188 (CONDITIONAL_REGISTER_USAGE): Likewise.
190 2007-04-04 Richard Henderson <rth@redhat.com>
192 * config/alpha/lib1funcs.asm: Remove unused file.
194 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
197 * opts.c (print_specific_help): Fix --help=<language>
199 (common_handle_option): Support --help=common.
201 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
204 * gcc.c (main): Do not run the linker if
205 print_subprocess_help indicates that it shouldn't be
208 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
211 * doc/invoke.texi (--help=): Document <languages> value, fix
212 formatting in tables of values.
214 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
216 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
217 dllimport attribute of virtual methods.
219 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
221 * config/score/crti.asm: Change _bss_start to __bss_start.
222 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
223 (OUTGOING_REG_PARM_STACK_SPACE) update.
224 * config/score/score.opt: add options to make backend support
225 score5, score5u, score7 and score7d.
226 * config/score/score.md: Likewise.
227 * config/score/misc.md: Likewise.
228 * config/score/mac.md: Likewise.
229 * doc/invoke.texi: Likewise.
230 * doc/md.texi: update constraints define.
232 2007-04-03 Richard Henderson <rth@redhat.com>
234 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
235 an appropriate type, use the mode instead.
237 2007-04-03 Richard Sandiford <richard@codesourcery.com>
239 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
240 Set the default --with-arch setting to mips2.
241 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
242 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
243 (MULTILIB_OSDIRNAMES): Delete.
244 (MULTILIB_DIRNAMES): Define.
245 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
246 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
247 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
248 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
249 VXWORKS_OS_CPP_BUILTINS.
250 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
251 (MIPS_DEBUGGING_INFO): Undefine.
252 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
254 2007-04-03 Jakub Jelinek <jakub@redhat.com>
257 * fold-const.c (native_encode_real): Encode real.c provided longs
258 as a series of 32-bit native integers.
259 (native_interpret_real): Interpret buffer as a series of 32-bit
262 2007-04-03 Richard Guenther <rguenther@suse.de>
264 * genpreds.c (write_insn_constraint_len): Write function
265 optimized for CONSTRAINT_LEN implementation.
266 (write_tm_preds_h): Output insn_constraint_len inline and
267 use it for CONSTRAINT_LEN.
268 (write_insn_preds_c): Don't output insn_constraint_len.
269 * doc/md.texi (define_register_constraint): Document multi-letter
270 constraints shall have the same length if they start with the same
273 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
276 * config/i386/i386.md (isinf<mode>2): Expand only when
277 TARGET_C99_FUNCTIONS is set.
279 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
281 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
282 (x86_64-*-linux*): Ditto.
283 * config/i386/i386.opt (mpc): New option.
284 * config/i386/i386.c (overrride_options): Handle
285 ix87_precision_string.
286 * config/i386/crtprec.c: New file.
287 * config/i386/t-crtpc: Ditto.
288 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
290 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
291 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
292 crtprec32.o, crtprec64.o and crtprec80.o.
294 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
296 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
298 2007-04-02 Eric Christopher <echristo@apple.com>
300 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
301 limitations on darwin.
303 2007-04-02 Anatoly Sokolov <aesok@post.ru>
306 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
308 2007-04-02 Dave Korn <dave.korn@artimi.com>
310 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
312 2007-04-02 Dave Korn <dave.korn@artimi.com>
314 * libgcc2.h (exception_descriptor): Don't forward-declare.
315 (__get_eh_table_language, __get_eh_table_version): Delete
316 prototypes of long-dead functions.
318 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
320 * ebitmap.h: New file
321 * ebitmap.c: New file
322 * Makefile.in (ebitmap.o): New target.
324 2007-04-01 Jan Hubicka <jh@suse.cz>
326 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
327 before very first instruction.
329 2007-04-01 Jan Hubicka <jh@suse.cz>
331 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
332 waring on 64bit hosts.
333 * bitmap.h: Fix typo in bitmap_head_def.
335 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
337 PR rtl-optimization/31391
338 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
339 into a DELETED_LABEL note, and the label is in an empty basic
340 block, update BB_END as well as BB_HEAD.
342 2007-04-01 Richard Henderson <rth@redhat.com>
344 PR tree-optimization/31169
345 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
346 to varying if the range is outside [0, prec-1].
348 2007-04-01 Richard Sandiford <richard@codesourcery.com>
351 * config/mips/mips.md (load_const_gp): New insn.
352 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
353 the MIPS16 GP pseudo register if no_new_pseudos.
354 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
356 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
359 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
361 (call_value): Likewise.
363 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
364 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
367 * doc/invoke.texi: (optimization options): Reword description
368 of -ffast-math. Document its primary purpose.
370 2007-03-31 Richard Guenther <rguenther@suse.de>
372 * omp-low.c (splay-tree.h): Include.
373 (lookup_decl): Replace splay-tree usage by pointer-map.
374 (maybe_lookup_decl): Likewise.
375 (new_omp_context): Likewise.
376 (delete_omp_context): Likewise.
377 * gimplify.c (splay-tree.h): Include.
378 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
380 (remap_ssa_name): Likewise.
381 (remap_decl): Likewise.
382 (remap_type_1): Likewise.
383 (remap_type): Likewise.
384 (copy_body_r): Likewise.
385 (expand_call_inline): Likewise.
386 (clone_body): Likewise.
387 (copy_tree_r): Likewise.
388 (remap_save_expr): Likewise.
389 (unsave_r): Likewise.
390 (unsave_expr_now): Likewise.
391 (tree_function_versioning): Likewise.
392 (build_duplicate_type): Likewise.
393 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
394 (struct copy_body_data): Replace splay-tree by pointer-map.
395 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
397 (gimplify.o): Depend on $(SPLAY_TREE_H).
398 (omp-low.p): Likewise.
400 2007-03-31 Anatoly Sokolov <aesok@post.ru>
402 * config/avr/predicates.md (even_register_operand,
403 odd_register_operand): New predicates.
404 * config/avr/avr.md (movw peephole2): New.
405 (movw_r peephole2): New.
407 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
409 * tree.h (get_signed_or_unsigned_type): New.
410 * fold-const.c (operand_equal_for_comparison_p): Use
411 get_signed_or_unsigned_type instead of
412 lang_hooks.types.signed_or_unsigned_type.
413 * expr.c (store_expr): Ditto.
414 * langhooks.c (get_signed_or_unsigned_type): New.
415 (lhd_signed_or_unsigned_type): New.
416 * langhooks.h (lhd_signed_or_unsigned_type): New.
417 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
419 2007-03-30 Richard Henderson <rth@redhat.com>
421 * tree-ssa-loop-ivopts.c: Include target.h.
422 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
423 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
424 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
425 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
427 2007-03-30 Richard Henderson <rth@redhat.com>
428 Kai Tietz <kai.tietz@onevision.com>
430 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
432 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
433 (TARGET_64BIT_MS_ABI): New.
434 (DBX_REGISTER_NUMBER): Handle 64-bit.
435 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
436 (LONG_TYPE_SIZE): Force to 32.
437 (REG_PARM_STACK_SPACE): New.
438 (OUTGOING_REG_PARM_STACK_SPACE): New.
439 (REGPARM_MAX, SSE_REGPARM_MAX): New.
440 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
441 (STACK_BOUNDARY): Use 128 for 64-bit.
442 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
443 Add 64-bit implementation.
444 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
446 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
447 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
448 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
449 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
450 (ix86_handle_cconv_attribute): Don't warn when ignoring if
452 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
453 (ix86_pass_by_reference): Likewise.
454 (ix86_function_value_regno_p): Likewise.
455 (ix86_build_builtin_va_list): Likewise.
456 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
457 (function_arg_advance_ms_64): New.
458 (function_arg_advance): Call it.
459 (function_arg_ms_64): New.
460 (function_arg): Call it.
461 (function_value_ms_64): New.
462 (ix86_function_value_1): Call it.
463 (return_in_memory_ms_64): New.
464 (ix86_return_in_memory): Call it.
465 (setup_incoming_varargs_ms_64): New.
466 (ix86_setup_incoming_varargs): Call it.
467 (ix86_expand_prologue): Handle 64-bit stack probing.
468 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
469 (output_pic_addr_const): Likewise.
470 (x86_this_parameter): Likewise.
471 (x86_output_mi_thunk): Likewise.
472 (x86_function_profiler): Likewise.
473 (TARGET_STRICT_ARGUMENT_NAMING): New.
474 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
475 (TARGET_64BIT_MS_ABI): New.
476 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
477 * config/i386/i386.md (allocate_stack_worker): Remove.
478 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
479 describe the clobber of eax without a match_scratch.
480 (allocate_stack_worker_postreload): Remove.
481 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
482 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
483 (allocate_stack_worker_rex64_postreload): Remove.
484 (allocate_stack): Handle 64-bit.
485 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
486 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
487 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
488 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
489 (STANDARD_STARTFILE_PREFIX_1): Likewise.
490 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
491 * config.build (x86_64-*-mingw*): New host.
492 * config.host (x86_64-*-mingw*): New host.
493 * config.gcc (x86_64-*-mingw*): New target.
494 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
496 2007-03-30 Richard Henderson <rth@redhat.com>
497 Kai Tietz <kai.tietz@onevision.com>
499 * c-pragma.c (struct def_pragma_macro_value): New.
500 (struct def_pragma_macro): New.
501 (pushed_macro_table): New.
502 (dpm_hash, dpm_eq): New.
503 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
504 (init_pragma): Install them.
505 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
507 2007-03-30 Anatoly Sokolov <aesok@post.ru>
509 * config/avr/avr.c (avr_override_options): Clear
510 'flag_delete_null_pointer_checks'.
512 2007-03-30 Paolo Carlini <pcarlini@suse.de>
515 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
516 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
517 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
518 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
519 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
520 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
521 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
523 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
525 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
527 * regmove.c: Move all of pass_stack_adjustments from here...
528 * combine-stack-adj.c: ...to this new file.
529 * Makefile.in: Add rules for combine-stack-adj.o.
531 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
533 PR tree-optimization/31383
534 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
535 to have the same length.
537 2007-03-30 Jan Hubicka <jh@suse.cz>
540 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
541 availablility; add more sanity checking; ask varpool only about
544 2007-03-29 Richard Henderson <rth@redhat.com>
546 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
547 to decide, but __SIZEOF_LONG_LONG__.
549 2007-03-29 Richard Henderson <rth@redhat.com>
551 * emutls.c (struct __emutls_array): New.
552 (emutls_destroy): Use it instead of casting element 0 from void*.
553 (__emutls_get_address): Likewise.
555 2007-03-29 Richard Henderson <rth@redhat.com>
557 * varasm.c (initializer_constant_valid_p): Don't deny
558 DECL_DLLIMPORT_P on functions.
560 * config/i386/cygming.h: Remove function declarations.
561 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
562 (ASM_OUTPUT_LABELREF): Remove.
563 (COMMON_ASM_OP): Remove.
564 (ASM_OUTPUT_COMMON): Remove.
565 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
566 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
567 (ASM_DECLARE_FUNCTION_NAME): Likewise.
568 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
569 Rename from TARGET_ENCODE_SECTION_INFO.
570 * config/i386/netware.h: Likewise.
571 * config/i386/i386-protos.h: Update.
572 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
573 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
574 (legitimate_constant_p): Reject dllimports.
575 (dllimport_map, get_dllimport_decl): New.
576 (legitimize_dllimport_symbol): New.
577 (legitimize_address, ix86_expand_move): Use it.
578 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
579 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
580 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
581 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
582 * config/i386/predicates.md (constant_call_address_operand): Only
583 accept symbols; reject dllimport_p symbols.
584 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
585 i386_pe_maybe_record_exported_symbol.
586 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
587 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
588 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
589 trust the setting of DECL_DLLIMPORT_P.
590 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
591 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
592 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
593 tidy the argument scanning loop.
594 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
595 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
596 (i386_pe_strip_name_encoding): Remove.
597 (i386_pe_binds_local_p): New.
598 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
599 (i386_pe_output_labelref): Remove.
600 (i386_pe_asm_output_aligned_decl_common): New.
601 (i386_pe_maybe_record_exported_symbol): Rename from
602 i386_pe_record_exported_symbol; check for dllexported symbols.
604 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
606 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
607 add comment explaining why vsnprintf cannot be used.
609 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
611 PR tree-optimization/30666
612 * tree.c (build_complex_type): When creating type names for DWARF2
613 debug info, create TYPE_DECLs for TYPE_NAME instead of
615 (build_common_tree_nodes_2): Use build_complex_type when building
616 predefined complex types, to preserve canonical types.
618 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
620 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
621 (noce_get_alt_condition): Look at it to determine whether to
622 reverse the condition or not.
623 (noce_get_condition): Substitute the truth for lies.
624 (noce_find_if_block): Set the then_else_reversed field.
626 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
628 * config/fr30/fr30.md (movdi): Do not accept immediates as the
629 destination of this insn.
630 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
631 than calling gen_rtx_SET directly. Use r0 to hold the value of
632 'address + 4' rather than a stack based temporary which can be
635 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
637 * config/s390/s390.c (s390_secondary_input_reload_class,
638 s390_secondary_output_reload_class): Functions removed.
639 (s390_secondary_reload): New function.
640 (TARGET_SECONDARY_RELOAD): Target macro defined.
641 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
642 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
643 * config/s390/s390.md ("reload_outti", "reload_outdi",
644 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
645 "reload_out<mode>"): Expanders removed.
646 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
647 "reload<mode>_nonoffmem_out"): Expanders added.
649 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
651 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
652 SRC->DEST replacement failed anyway.
654 2007-03-28 Mike Stump <mrs@apple.com>
656 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
657 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
658 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
660 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
662 * config.gcc: Accept barcelona as a variant of amdfam10.
663 * config/i386/i386.c (override_options): Likewise.
664 * doc/invoke.texi: Likewise.
666 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
668 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
669 offsets for BIT_FIELD_REF and COMPONENT_REF.
671 2007-03-28 Richard Guenther <rguenther@suse.de>
673 * tree.c (is_global_var): Move ...
674 * tree-flow-inline.h (is_global_var): ... here.
675 * tree.h (is_global_var): Remove declaration.
677 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
681 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
682 * config/i386/i386.c (ix86_tune_features): Initialize new
684 * config/i386/predicates.md (promotable_binary_operator): Use
685 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
687 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
690 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
692 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
694 * config/fr30/fr30.md (movsi_internal): Change destination
695 constraint from m to V and add m to the end.
697 2007-03-28 Christian Bruel <christian.bruel@st.com>
699 * config/sh/sh.md (movsi_i): Fix type attribute.
701 2007-03-28 Christian Bruel <christian.bruel@st.com>
703 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
704 (movsf_ie): Likewise.
706 2007-03-28 Christian Bruel <christian.bruel@st.com>
708 * config.gcc: Add sh4-300 to multilib.
709 * config/sh/t-mlib-sh4-300: New file.
711 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
713 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
714 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
716 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
717 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
718 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
719 "fixuns_trunctddi2"): Whitespace fix.
721 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
723 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
724 the definition of struct sh_args.
725 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
726 CALL_COOKIE_INT_REG_GET): Likewise.
728 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
730 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
731 transformations are applied successfully.
733 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
735 * tree.c (tree_contains_struct): Permit 512 tree codes.
736 * tree.h (tree_contains_struct): Ditto.
737 (MAX_TREE_CODES): Ditto.
738 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
739 SPARE member to store remaining padding bits.
741 2007-03-27 Anatoly Sokolov <aesok@post.ru>
743 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
746 2007-03-27 Janis Johnson <janis187@us.ibm.com>
748 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
749 * configure: Regenerate.
751 * configure: Regenerate using the correct version of autoconf.
753 2007-03-27 Anatoly Sokolov <aesok@post.ru>
755 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
757 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
758 regs to "__SP_L__" and "__SP_H__".
760 2007-03-27 Richard Guenther <rguenther@suse.de>
762 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
763 computations with it with a HOST_WIDE_INT variable.
765 2007-03-26 Mike Stump <mrs@apple.com>
767 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
768 objective-c-header, objective-c++-header and objc++-cpp-output
770 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
772 2007-03-26 Richard Henderson <rth@redhat.com>
775 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
776 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
777 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
778 IX86_BUILTIN_PSRLQ128): New.
779 (ix86_init_mmx_sse_builtins): Add them.
780 (ix86_expand_builtin): Expand them.
781 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
783 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
784 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
785 _mm_srli_epi64): Mark __B const.
786 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
787 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
788 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
789 new two-vector shift builtins.
791 2007-03-26 Ian Lance Taylor <iant@google.com>
793 PR tree-optimization/31345
794 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
795 [+INF, +INF(OVF)] into VARYING.
797 2007-03-26 Zack Weinberg <zackw@panix.com>
799 * gengtype-parse.c: New file.
800 * gengtype-yacc.y: Delete.
801 * gengtype-lex.l: Don't include gengtype-yacc.h.
802 Define YY_DECL and yyterminate appropriately for recursive
803 descent parser. yylval is now a string out-parameter to yylex.
804 (HWS, EOID): New shorthand.
805 (IWORD): Add a couple more types.
806 (yylex): Add a setup stanza. Remove the complex rules for
807 detecting GTY'ed types and typedefs; replace with simple
808 keyword detectors. Adjust everything for the changed
809 definition of yylval. Ignore all pp-directives, not just #define.
811 (parse_file): Rename yybegin; do not call yyparse.
813 * gengtype.c (xasprintf): Export again.
814 (this_file): New. Use everywhere __FILE__ was being used.
815 (get_lang_bitmap): Special case types defined in gengtype.c.
816 (do_typedef, new_structure): Suppress definition of certain types.
817 (new_structure): Improve diagnostics of duplicate definitions.
818 Make sure location_s is associated with input.h.
819 (nreverse_pairs, define_location_structures): New functions.
820 (main): Improve tagging of kludge types. Remove old kludges
821 for input.h types; use define_location_structures.
822 * gengtype.h: Update prototypes. Define token codes here.
823 * Makefile.in: Remove all references to gengtype-yacc.
824 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
826 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
827 add GTY((skip)) to the field that's only conditionally there.
828 * doc/install.texi: Document that Bison is no longer required
829 unless building treelang.
831 * gengtype.c: Don't include gtyp-gen.h.
832 (srcdir): Declare here.
833 (base_files, lang_dir_names): Allocate dynamically.
834 (gt_files, num_gt_files, num_lang_dirs): New globals.
835 (measure_input_list, read_input_line, read_input_list)
836 (set_lang_bitmap): New functions.
837 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
838 simplify, relying on read_input_list to set up the bitmaps.
839 (main): Arguments are no longer unused. Check for correct number
840 of command line arguments, set srcdir and srcdir_len, then call
841 read_input_list, before doing anything else. No need to worry
842 about duplicates in main loop.
843 * configure.ac: Simplify the calculation of all_gtfiles.
844 Put language tags in there. Don't set or substitute
845 all_gtfiles_files_langs or all_gtfiles_files_frags.
846 * Makefile.in: Revamp the way gengtype is invoked, now that it
847 takes a file on its command line with a much simpler format.
848 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
849 (GTFILES): Remove duplicates and C source files.
850 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
851 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
852 * configure: Regenerate.
854 * gengtype.h: Remove all type definitions to gengtype.c; leave
855 only definitions of options_p, type_p, and pair_p as opaque
856 pointers. Update prototypes.
857 * gengtype.c: Many type definitions moved here from gengtype.h.
858 Consolidate type definitions at the top of the file.
859 (xvasprintf): Delete.
860 (xasprintf): Make static.
861 (create_nested_pointer_option): Add 'next' parameter.
862 (create_field_all, create_field_at): New functions.
863 (create_field): Now a thin wrapper around create_field_all.
864 (create_optional_field): Rename create_optional_field_ and add
865 line argument. Original name is now a macro which supplies
867 (oprintf): Use vsnprintf directly.
868 (close_output_files): Use fatal rather than perror/exit.
869 (note_def_vec, note_def_vec_alloc): Use create_field_at.
870 (main): Set progname. Don't use exit.
871 * gengtype-yacc.y (struct_fields): Use create_field_at.
872 (option, optionseqopt): Delete.
873 (optionseq): Consolidate productions from option here so we
874 can use the first argument to create_option.
876 * gengtype-lex.l: Distinguish unions from structures in the
877 token type. Don't call find_structure; return the tag as a string.
878 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
879 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
880 Reorganize typedef_struct production accordingly.
881 Use create_nested_ptr_option.
882 * gengtype.c (create_nested_ptr_option): New function.
883 * gengtype.h: Declare it.
885 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
886 (string_type): Don't declare.
887 (do_scalar_typedef): Declare.
888 (create_scalar_type): Update prototype.
889 * gengtype.c (string_type): Make static.
890 (scalar_nonchar, scalar_char): New.
891 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
892 (resolve_typedef): Use scalar_nonchar for error recovery.
893 (create_scalar_type): Remove name_len field. Return scalar_char
894 or scalar_nonchar as appropriate.
895 (adjust_field_type): Look at scalar_is_char boolean to decide whether
897 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
899 (main): Initialize scalar_char and scalar_nonchar before calling
901 * gengtype-lex.l: Adjust for removal of second argument to
902 create_scalar_type. Use yylval.s instead of yylval.t when
904 * gengtype-yacc.y: Type of SCALAR is string. Call
905 create_scalar_type from type:SCALAR rule. Adjust for removal of
906 second argument to create_scalar_type.
908 * vec.h: Remove all #if IN_GENGTYPE blocks.
909 Add comment saying that changes may require adjustments to gengtype.
910 * gengtype.c: Don't include coretypes.h or tm.h.
911 Add comment to inclusion of errors.h.
912 (note_def_vec, note_def_vec_alloc): New functions.
913 * gengtype.h: Declare new functions.
914 * gengtype-lex.l: Don't include coretypes.h.
915 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
917 (update_lineno): Remove unnecessary prototype.
918 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
919 (VEC rule): Just return VEC_TOKEN.
920 * gengtype-yacc.y (VEC_TOKEN): New token type.
921 (type): Add a production for VEC(a,b).
922 * Makefile.in: Update dependencies.
924 * gengtype-lex.l: Remove rules for parsing pointer-to-function
925 typedefs that use the old PARAMS macro.
927 * gengtype-lex.l: Remove all rules and states relating to yacc
929 * gengtype-yacc.y: Similarly.
930 * gengtype.c (note_yacc_type): Delete function.
931 * gengtype.h: Update prototypes.
933 2007-03-26 Joseph Myers <joseph@codesourcery.com>
935 * tree-pretty-print.c (dump_generic_node): Report precision of
936 unnamed integer types.
938 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
940 * ifcvt.c (noce_try_store_flag_constants): Don't check
942 (noce_try_store_flag_constants): Don't check no_new_pseudos.
943 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
944 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
945 noce_try_sign_mask): Likewise.
946 (if_convert): Check no_new_pseudos here.
948 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
950 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
951 (noce_get_condition): Handle new then_else_reversed argument.
952 (noce_init_if_info): Remove, fold into noce_find_if_block.
953 (noce_process_if_block): Take a struct noce_if_info as the
954 argument. Don't set up one based on ce_if_info. Update pointer
955 references accordingly.
956 (cond_move_process_if_block): Likewise.
957 (process_if_block): Removed.
958 (find_if_block): Removed. Move functionality two new functions,
959 noce_find_if_block and cond_exec_find_if_block.
960 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
961 blocks and the symmetric IF-ELSE-JOIN case.
962 (cond_exec_find_if_block): Also new function mostly based on old
963 find_if_block and process_if_block.
964 (find_if_header): Replace find_if_block call with separately
965 guarded calls to noce_find_if_block and cond_exec_find_if_block.
966 (find_cond_trap): Update noce_get_condition call.
967 (dead_or_predicable): Likewise.
969 2007-03-26 Jakub Jelinek <jakub@redhat.com>
971 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
973 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
974 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
975 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
976 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
977 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
978 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
979 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
980 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
981 __builtin_ia32_psrad128 builtins.
983 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
985 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
986 * config/i386/constraints.md
987 (define_constraint "I"): Use IN_RANGE macro.
988 (define_constraint "J"): Ditto.
989 (define_constraint "K"): Ditto.
990 (define_constraint "M"): Ditto.
991 (define_constraint "N"): Ditto.
992 (define_constraint "O"): Ditto.
993 * config/i386/predicates.md
994 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
995 (define_predicate "const_0_to_3_operand"): Ditto.
996 (define_predicate "const_0_to_7_operand"): Ditto.
997 (define_predicate "const_0_to_15_operand"): Ditto.
998 (define_predicate "const_0_to_63_operand"): Ditto.
999 (define_predicate "const_0_to_255_operand"): Ditto.
1000 (define_predicate "const_1_to_31_operand"): Ditto.
1001 (define_predicate "const_2_to_3_operand"): Ditto.
1002 (define_predicate "const_4_to_7_operand"): Ditto.
1004 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1006 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1007 in SImode for save_world.
1008 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1011 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1013 PR tree-optimization/30784
1014 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1017 2007-03-25 Revital Eres <eres@il.ibm.com>
1019 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1020 Fold movement_possibility function into it.
1022 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1024 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1025 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1026 (call_indirect_nonlocal_darwin64): Same.
1027 (call_nonlocal_darwin64): Same.
1028 (call_value_indirect_nonlocal_darwin64): Same.
1029 (call_value_nonlocal_darwin64): Same.
1030 (sibcall_nonlocal_darwin64): Same.
1031 (sibcall_value_nonlocal_darwin64): Same.
1032 (sibcall_symbolic_64): Same.
1033 (sibcall_value_symbolic_64): Same.
1034 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1036 (rs6000_emit_load_toc_table): Same.
1037 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1038 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1044 (load_toc_v4_pic_si): Same
1045 (load_toc_v4_PIC_1): Same.
1046 (load_toc_v4_PIC_1b): Same.
1047 (call_indirect_aix{32,64}): Same.
1048 (call_value_indirect_aix{32,64}): Same.
1051 (call_local{32,64}): Same.
1052 (call_value_local{32,64}): Same.
1053 (call_indirect_nonlocal_aix{32,64}): Same.
1054 (call_nonlocal_aix{32,64}): Same.
1055 (call_value_indirect_nonlocal_aix{32,64}): Same.
1056 (call_value_nonlocal_aix{32,64}): Same.
1057 (call_indirect_nonlocal_sysv<mode>): Same.
1058 (call_nonlocal_sysv<mode>): Same.
1059 (call_value_indirect_nonlocal_sysv<mode>): Same.
1060 (call_value_nonlocal_sysv<mode>): Same.
1062 (sibcall_local{32,64}): Same.
1063 (sibcall_value_local{32,64}): Same.
1064 (sibcall_nonlocal_aix{32,64}): Same.
1065 (sibcall_value_nonlocal_aix{32,64}): Same.
1066 (sibcall_nonlocal_sysv<mode>): Same.
1067 (sibcall_value): Same.
1068 (sibcall_value_nonlocal_sysv<mode>): Same.
1070 2007-03-24 Paul Brook <paul@codesourcery.com>
1072 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1073 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1075 2007-03-24 Richard Henderson <rth@redhat.com>
1077 * config/ia64/constraints.md: New file.
1078 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1079 satisfies_constraint_?.
1080 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1081 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1082 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1083 ia64_output_mi_thunk): Likewise.
1084 (ia64_const_ok_for_letter_p): Remove.
1085 (ia64_const_double_ok_for_letter_p): Remove.
1086 (ia64_extra_constraint): Remove.
1087 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1088 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1089 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1090 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1091 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1092 EXTRA_MEMORY_CONSTRAINT): Remove.
1093 * config/ia64/ia64.md: Include constriants.md. Replace
1094 CONST_OK_FOR_? with satisfies_constraint_?.
1096 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1097 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1101 (name macros): Use DPD_BID_NAME to convert names properly.
1103 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1104 decimal floating point format.
1105 (init_floating_libfuncs): Change decimal functions so that they
1106 have a "bid_" prefix if the decimal system uses the BID format,
1107 and "dpd_" prefix if the decimal system uses the DPD format.
1108 (init_interclass_conv_libfuncs): Ditto.
1109 (init_intraclass_conv_libfuncs): Ditto.
1111 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1112 using the BID format.
1114 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1115 whether we are using the BID decimal format.
1116 * configure: Regenerate.
1118 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1119 the compiler has decimal floating point enabled. Define
1120 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1123 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1124 using the BID format.
1126 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1127 whether we are using the BID decimal format.
1128 * configure: Regenerate.
1130 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1131 the compiler has decimal floating point enabled. Define
1132 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1135 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1136 options, and that it is enabled for i386/x86_64 systems.
1138 * Makefile.in (enable_decimal_float): New.
1140 (DECNUMINC): Add -I$(DECNUMFMT).
1141 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1142 to $(DECNUMFMT) from $(DECNUM).
1144 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1145 Substitute enable_decimal_float.
1146 * configure: Regenerated.
1149 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1152 * configure.ac: Enable decimal float for x86_64-*-linux*.
1153 * configure: Regenerated.
1156 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1157 decimal128ClearSign to flip and clear the sign bit in decimal128.
1158 (decimal_real_maxval): Set decimal128SetSign to set the sign
1161 2007-03-23 Ian Lance Taylor <iant@google.com>
1163 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1165 2007-03-23 Ian Lance Taylor <iant@google.com>
1167 * tree-dump.c (dump_files): Correct comment.
1169 2007-03-23 Ian Lance Taylor <iant@google.com>
1171 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1173 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1175 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1176 in cfglayout mode. Don't go into and out of cfglayout mode.
1177 Link the blocks in the order of the constructed traces.
1178 (rest_of_handle_tracer): Adjust call to tracer.
1179 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1180 Don't go into cfglayout mode.
1181 (rtl_loop_done): Don't go out of cfglayout mode.
1182 * cfglayout.c (relink_block_chain): New function, split out from...
1183 (fixup_reorder_chain): ...here. Remove redundant checking.
1184 (cfg_layout_finalize): Don't clear the header, footer, and aux
1185 fields here, move the code to do so to relink_block_chain. Likewise
1186 for free_original_copy_tables.
1187 * rtl.h (tracer): Update prototype.
1188 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1189 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1190 mode. Use relink_block_chain to serialize the CFG according to the
1191 new basic block order. Move targetm.cannot_modify_jumps_p check from
1193 (gate_handle_reorder_blocks): ...to here.
1194 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1196 (gate_duplicate_computed_gotos): ...to here.
1197 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1198 something always changes when going into and out of cfglayout mode.
1199 Perform an expensive cfg cleanup while going into cfglayout mode.
1200 Always update liveness information on HAVE_conditional_execution
1201 targets. Reserialize the basic blocks and go out of cfglayout mode.
1202 * reg-stack.c: Include cfglayout.h.
1203 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1204 the call to reorder_basic_blocks.
1205 * basic-block.h (reorder_basic_blocks): Update prototype.
1206 (relink_block_chain): New prototype.
1207 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1209 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1211 * config/mips/mips.md (type, hazard, *movdi_32bit,
1212 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1213 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1214 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1215 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1216 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1218 (movcc): Change first xfer to multi.
1219 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1220 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1221 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1222 config/mips/generic.md: Change reservations using "xfer" to use
1224 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1225 using match_operand.
1226 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1227 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1229 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1231 2007-03-22 Richard Henderson <rth@redhat.com>
1233 * config/i386/i386.c: Remove unnecessary function declarations.
1234 Move targetm definition, and all related macros, to the end of
1235 the file. Resort some functions to put definitions before uses.
1236 (ix86_attribute_table): Make static. Move to end of file.
1237 (ix86_gimplify_va_arg): Make static.
1239 2007-03-22 Richard Henderson <rth@redhat.com>
1241 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1242 don't increase local_regparm with force_align_arg_pointer check.
1243 (ix86_function_sseregparm): Assert 32-bit.
1244 (type_has_variadic_args_p): New.
1245 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1246 type_has_variadic_args_p.
1247 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1248 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1249 use memset instead. Do maybe_vaarg check first; skip attribute
1250 tests if true; skip attribute tests for 64-bit.
1251 (construct_container): Remove TARGET_DEBUG_ARG.
1252 (function_arg_advance_32, function_arg_advance_64): Split out ...
1253 (function_arg_advance): ... from here.
1254 (function_arg_32, function_arg_64): Split out ...
1255 (function_arg): ... from here.
1256 (ix86_pass_by_reference): Tidy.
1257 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1258 (function_value_32): New, from parts of ix86_function_value
1259 and ix86_value_regno.
1260 (function_value_64): New, from parts of ix86_function_value
1261 and ix86_libcall_value.
1262 (ix86_function_value_1): New.
1263 (ix86_function_value, ix86_libcall_value): Use it.
1264 (return_in_memory_32, return_in_memory_64): Split out ...
1265 (ix86_return_in_memory): ... from here.
1266 (ix86_struct_value_rtx): Skip for 64-bit.
1267 (ix86_libcall_value, ix86_value_regno): Remove.
1268 (setup_incoming_varargs_64): Split out ...
1269 (ix86_setup_incoming_varargs): ... from here.
1270 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1271 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1272 * config/i386/i386-protos.h (ix86_function_value): Remove.
1273 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1275 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1278 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1279 infinities not supported, otherwise emit warning if -Woverflow. On
1280 underflow, emit warning if -Woverflow.
1281 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1283 * real.h (real_from_string): Update declaration
1285 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1286 Richard Henderson <rth@redhat.com>
1288 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1289 * calls.c (compute_argument_block_size, expand_call,
1290 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1291 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1292 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1293 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1294 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1295 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1296 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1297 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1300 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1302 * c-incpath.c (add_sysroot_to_chain): New.
1303 (merge_include_chains): Add sysroot argument. Call
1304 add_sysroot_to_chain if sysrooted.
1305 (register_include_chains): Update call to merge_include_chains.
1306 * doc/cppopts.texi: Document use of '=' in include directory
1309 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1312 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1313 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1314 insn pattern using X87MODEF12 mode macro.
1316 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1318 * regmove.c (regmove_optimize): Use reg_mentioned_p
1319 instead of reg_overlap_mentioned_p for DST.
1321 2007-03-21 Mike Stump <mrs@apple.com>
1323 * c.opt: Fixup for Objective-C/C++.
1325 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1327 * explow.c (convert_memory_address): Fold memory reference when
1328 POINTERS_EXTEND_UNSIGNED < 0
1330 2007-03-21 Richard Henderson <rth@redhat.com>
1333 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1334 * config/i386/mmintrin.h (__m64): Likewise.
1335 * config/i386/xmmintrin.h (__m128): Likewise.
1337 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1339 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1340 (VXWORKS_OS_CPP_BUILTINS): Define.
1341 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1342 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1344 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1346 * rtl.h (constant_pool_reference_p): Delete.
1347 (find_constant_src): Declare.
1348 * rtlanal.c (find_constant_src): New function.
1349 * simplify-rtx.c (constant_pool_reference_p): Delete.
1350 * config/i386/i386.md: Use find_constant_src instead of
1351 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1353 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1355 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1356 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1358 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1360 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1361 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1362 (arm_elf_asm_constructor): Use it.
1363 (arm_elf_asm_destructor): New function.
1365 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1367 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1369 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1371 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1373 2007-03-19 Andrew Haley <aph@redhat.com>
1375 PR tree-optimization/31264
1376 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1379 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1381 PR rtl-optimization/30907
1382 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1383 (fwprop_init): Always call loop_optimizer_initialize.
1384 (fwprop_done): Always call loop_optimizer_finalize.
1385 (fwprop): We always have loop info now.
1386 (gate_fwprop_addr): Remove.
1387 (pass_fwprop_addr): Use gate_fwprop as gate.
1389 PR rtl-optimization/30841
1390 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1391 df_chain_alloc): Call df_reorganize_refs unconditionally.
1392 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1393 refs_organized to refs_organized_size.
1394 (df_ref_create_structure): Use refs_organized_size instead of
1395 bitmap_size if refs had been organized, and keep refs_organized_size
1397 * df.h (struct df_ref_info): Change refs_organized to
1398 refs_organized_size.
1399 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1402 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1404 * except.c (output_function_exception_table): Do not reference the
1405 EH personality routine for functions that do not require an
1408 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1411 * c-typeck.c (convert_for_assignment): Call comptypes for
1412 RECORD_TYPE or UNION_TYPE.
1415 * reload1.c (reload): Do invalid ASM checking after
1416 cleanup_subreg_operands.
1418 2007-03-19 Jeff Law <law@redhat.com>
1420 * tree-cfg.c (find_taken_edge): Tighten conditions for
1421 optimizing computed gotos.
1423 2007-03-19 Michael Matz <matz@suse.de>
1425 * builtins.c (expand_builtin_sync_operation,
1426 expand_builtin_compare_and_swap,
1427 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1430 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1431 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1434 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1436 * doc/tm.texi: Add brackets around the return type of
1437 TARGET_SECONDARY_RELOAD.
1439 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1440 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/31254
1443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1444 Use handled_component_p () where appropriate. Continue
1445 propagating into the rhs if we propagated into an INDIRECT_REF
1448 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1450 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1451 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1452 (xde, xdee): Mode attributes adjusted to support DFP modes.
1453 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1454 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1455 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1456 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1457 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1458 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1459 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1461 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1462 "movsf"): Insn definitions removed.
1463 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1464 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1465 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1467 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1468 "reload_in<mode>", "reload_out<mode>"): Expander added.
1469 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1472 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1474 * config/s390/s390.md: Only non-functional changes. Renamed
1475 FPR mode macro to BFP all over the file.
1477 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1479 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1480 (op_type attribute): RRF instruction type added.
1481 (fT0): New mode attribute.
1482 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1483 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1484 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1485 no secondary memory is needed when moving DFmode values between GPRs
1488 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1490 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1491 inverted and documentation adjusted.
1492 ("mhard-dfp", "msoft-dfp"): New options.
1493 * config/s390/s390.c (s390_handle_arch_option): New architecture
1495 (override_options): Sanity checks for the new options added.
1496 * config.gcc: New architecture switch: z9-ec.
1497 * config/s390/s390.h (processor_flags): PF_DFP added.
1498 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1499 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1500 when the bit is NOT set so remove it from the defaults.
1502 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1504 * genemit.c (main): Print include statement for dfp.h.
1505 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1508 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1510 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1512 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1515 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1518 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1520 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1521 attr_length_call, output_call, output_indirect_call): Cleanup
1522 formatting of targetm calls.
1524 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1526 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1528 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1530 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1531 reservation, bypass and anti-bypass descriptions for these instructions.
1532 Update move patterns.
1533 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1536 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1538 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1539 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1540 (get_initial_def_for_reduction): Likewise.
1542 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1544 Fix PR tree-optimization/29922
1545 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1546 (get_representative): Removed.
1547 (value_dies_in_block_x): Update for rvuse removal.
1548 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1549 (compute_antic_aux): Handle when PHI nodes appear in
1550 non-single-successors.
1551 (dump_bitmap_of_names): Removed.
1552 (compute_antic_safe): Renamed and removed rvuse calculation.
1553 Calculate only antic safe.
1554 (insert_into_preds_of_block): Remove assert.
1555 (execute_pre): Update for renamed functions.
1556 (defer_or_phi_translate_block): New function.
1558 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1560 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1561 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1563 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1564 Follow spelling conventions.
1566 * tree-data-ref.h: Remove the prototype for analyze_array.
1568 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1570 PR tree-optimization/31041
1571 * tree-vect-transform.c (get_initial_def_for_induction): Call
1572 force_gimple_operand.
1574 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1576 * ipa-type-escape.c (look_for_casts) : Revert code to use
1577 handled_component_p due to ada test a-numaux.adb.
1579 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1581 * final.c (final_scan_insn): Alter the condition of a
1582 conditional trap if we have nonstandard CC.
1584 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1586 * configure.ac: Remove excess quoting from asm line 0 test.
1587 * configure: Rebuilt.
1589 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1591 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1592 * c-common.c (convert_and_check): Move warning logic to...
1593 (warnings_for_convert_and_check): ...here. Define.
1594 * c-common.h (warnings_for_convert_and_check): Declare.
1596 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1598 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1599 (output_call): Likewise.
1601 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1603 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1605 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1607 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1609 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1612 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1614 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1616 PR tree-optimization/31183
1617 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1618 Use double_int instead of unsigned int for representing access_strides.
1619 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1621 2007-03-16 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/31146
1624 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1625 to allow recursion of forward_propagate_addr_expr.
1626 (forward_propagate_addr_into_variable_array_index): Likewise.
1627 (forward_propagate_addr_expr): Likewise.
1628 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1629 (forward_propagate_addr_expr_1): Recurse on simple copies
1630 instead of propagating into them. Do so for useless conversions
1632 (forward_propagate_addr_expr): Clean up unused statements after
1635 2007-03-16 Richard Guenther <rguenther@suse.de>
1637 * builtins.c (expand_builtin_cexpi): Use the right argument
1638 for the expansion via cexp.
1640 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1642 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1643 * configure: Rebuilt.
1645 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1648 * dwarf2out.c (force_type_die): Adjust comment.
1649 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1651 2007-03-15 DJ Delorie <dj@redhat.com>
1653 * config/frv/predicates.md (minmax_operator): Don't check operands
1656 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1658 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1659 Update constant estimates of number of iterations.
1660 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1661 argument renamed to "realistic".
1662 (compute_estimated_nb_iterations): Removed.
1663 (record_niter_bound): New function.
1664 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1665 call record_nonwrapping_iv with upper = false.
1666 (infer_loop_bounds_from_signedness): Pass upper argument to
1667 record_nonwrapping_iv.
1668 (estimate_numbers_of_iterations_loop): Do not call
1669 compute_estimated_nb_iterations. Record estimate based on profile
1670 information. Initialize the constant estimates of number of
1672 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1674 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1675 number of iterations is too small.
1676 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1677 (EST_NOT_AVAILABLE): Removed.
1678 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1679 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1682 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1684 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1685 Handle NE_EXPR guards.
1687 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1690 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1691 Set also -pedantic-errors by default for the preprocessor unless
1692 -fpermissive is given.
1694 2007-03-15 Richard Guenther <rguenther@suse.de>
1698 * builtins.c (expand_builtin_cexpi): As a fallback if we
1699 don't have builtins for sincos or cexp create a function
1700 declaration for cexp and expand to a call to that.
1701 (expand_builtin_int_roundingfn): Always fall
1702 back to floor/ceil and its variants even if they may be
1705 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1708 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1709 jump tables, move the call to delete_dead_jumptables from here...
1710 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1711 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1712 don't allow merging of blocks that try_redirect_by_replacing_jump
1713 also does not handle when not optimizing.
1715 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1716 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1718 * config/i386/i386.md (x86_sahf_1): Correctly handle
1721 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1725 x86_64_general_operand as operand[2] predicate. Remove "iF"
1726 from operand constraints and use "e" constraint instead.
1727 (*subti3_1, *subti3_1 splitter): Ditto.
1728 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1729 operand[1] predicate.
1731 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1733 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1734 arrays, multiply the access strides by the size of the sub-array.
1735 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1737 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1739 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1740 the configured assembler supports the sahf mnemonic.
1741 * configure: Regenerate.
1742 * config.in: Regenerate.
1744 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1745 emit "sahf" or ".byte\t0x9e" as asm template.
1747 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1750 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1751 option to replace hard coded TARGET_xxx in md file.
1752 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1753 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1754 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1755 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1756 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1757 (X86_TUNE_NOT_VECTORMODE): Ditto.
1758 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1759 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1760 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1761 (TUNE_SLOW_IMUL_IMM8): Ditto.
1762 (TUNE_MOVE_M1_VIA_OR): Ditto.
1763 (TUNE_NOT_UNPAIRABLE): Ditto.
1764 (TUNE_NOT_VECTORMODE): Ditto.
1766 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1769 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1770 tuning options instead of hard coded TARGET_xxx.
1771 (fix ssemode peephole2's): Ditto.
1772 (imul peephole2's): Ditto.
1774 (movdi_or_rex64): Ditto.
1775 (move peephole2): Ditto.
1776 (not peephole2's): Ditto.
1778 2007-03-14 Dirk Mueller <dmueller@suse.de>
1780 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1781 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1782 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1784 * c-parser.c (c_parser_do_statement): Warn about empty body in
1786 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1787 * doc/invoke.texi (-Wempty-body): Update documentation.
1789 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1792 * c-common.h (warn_for_div_by_zero): Declare.
1793 * c-common.c (warn_for_div_by_zero): Define.
1794 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1797 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1799 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1800 to PREFIX and STANDARD_PREFIX.
1802 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1803 Phil Edwards <phil@codesourcery.com>
1805 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1806 (__gthread_once_t): Remove busy field for RTPs.
1807 (__GTHREAD_ONCE_INIT): Update accordingly.
1809 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1811 * doc/invoke.texi: Document VxWorks options.
1813 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1815 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1817 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1819 PR tree-optimization/30590
1820 * tree-nrv.c (tree_nrv): Check for the partial update of the
1823 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1825 * flags.h (flag_random_seed): Remove declaration, in favor of...
1826 * toplev.h (get_random_seed, set_random_seed): ... these.
1827 * tree.c (get_file_function_name): Use the former.
1828 * opts.c (common_handle_option): Use the latter.
1831 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1834 * cse.c (cse_find_path): Do not bail out if a basic block that
1835 we already visited now becomes part of a path that starts at a
1836 different basic block. Just disallow this, to make sure we
1837 visit each basic block at most once.
1839 2007-03-13 Jan Hubicka <jh@suse.cz>
1841 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1842 when profile esitmate is present, calls with very low frequency are
1845 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1847 PR tree-optimization/30730
1848 PR tree-optimization/26900
1849 * tree-ssa-loop-niter.c: Include gmp.h.
1851 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1852 split_to_var_and_offset, determine_value_range,
1853 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1854 bound_difference, bounds_add, bounds_negate,
1855 number_of_iterations_ne_max, dump_affine_iv): New functions.
1856 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1857 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1858 difference of initial and final value of control iv to validate
1860 (number_of_iterations_cond): Add loop parameter. Determine bounds
1861 on the difference of the extremes of the control iv. Add dumps.
1862 (expand_simple_operations): Handle phi nodes.
1863 (simplify_using_initial_conditions): Do not record used conditions.
1864 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1865 Do not set additional_info.
1866 (implies_nonnegative_p, implies_ge_p): Removed.
1867 (derive_constant_upper_bound): Do not use parameter `additional'.
1868 (record_estimate): Parameter `additional' removed. Parameter
1869 `i_bound' added. Do not call derive_constant_upper_bound.
1870 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1871 bound the number of iterations estimate.
1872 (estimate_numbers_of_iterations_loop): Pass the estimate from
1873 the number of iterations analysis to record_estimate.
1874 * tree.h (multiple_of_p): Declare.
1875 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1876 (scev_const_prop): Do not check expression_expensive_p.
1877 * fold-const.c (multiple_of_p): Exported.
1878 * double-int.c (double_int_mask): Exported.
1879 * double-int.h (double_int_mask): Declare.
1880 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1881 field. Added max field.
1883 2007-03-13 David Taylor <taylor@candd.org>
1886 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1889 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1892 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1893 two unamed patterns.
1895 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/i386.opt (mcx16, msahf): New options.
1898 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1899 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1901 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1902 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1903 Output -mcx16 and -msahf options when corresponding bit is set.
1905 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1908 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1910 * configure.ac: Test for assembler tolerance to # 0 "".
1911 * configure, config.in: Rebuilt.
1912 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1914 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1916 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1918 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1919 (handle_syscall): Handle direct system calls.
1920 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1922 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1924 * doc/invoke.texi: Fix cpp.info cross-reference.
1925 * doc/passes.texi: Fix gcc.info cross-reference.
1927 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1929 PR tree-optimization/30835
1930 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1931 bb_for_stmt is not NULL before accessing it.
1933 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1935 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1938 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1941 * doc/install.texi: Document --enable-stage1-languages
1943 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1945 * tree-pass.h (pass_into_cfg_layout_mode,
1946 pass_outof_cfg_layout_mode): Declare.
1947 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1948 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1949 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1950 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1952 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1954 * c-decl.c (warn_variable_length_array): New function.
1955 Refactored from grokdeclarator to handle warn_vla
1956 and handle unnamed array case.
1957 (grokdeclarator): Refactored VLA warning case.
1958 * c.opt (Wvla): New flag.
1959 * doc/invoke.texi (Wvla): New warning.
1961 2007-03-12 Richard Henderson <rth@redhat.com>
1963 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1964 (TARGET_SECTION_TYPE_FLAGS): New.
1966 2007-03-12 Richard Henderson <rth@redhat.com>
1968 * config/darwin.c (machopic_reloc_rw_mask): New.
1969 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1970 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1972 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1974 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1975 * cppdefault.h (cpp_PREFIX): Document.
1976 (cpp_PREFIX_len): Likewise.
1977 (cpp_EXEC_PREFIX): New variable.
1978 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1979 * c-incpath.c (add_standard_paths): Correct logic for relocating
1980 paths within prefix.
1982 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1985 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1987 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1988 fix_truncdfdi_sse using SSEMODEF mode macro.
1989 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1990 fix_truncdfsi_sse using SSEMODEF mode macro.
1991 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1992 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1994 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1996 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1999 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2001 * tree.h : Add multiple_of_p declaration.
2002 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2003 * ipa-type-escape.c (results_of_malloc): Redundant.
2004 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2005 (cast_type): Extended with new members.
2006 (check_cast): Returns cast_type.
2007 (cast): New structure for data of walk_use_def_chains.
2008 (is_malloc_result, is_cast_from_non_pointer_1,
2009 is_cast_from_non_pointer,
2010 is_array_access_through_pointer_and_index): New functions.
2011 (look_for_casts): Returns cast types.
2012 (check_call): Returns void.
2013 (okay_pointer_operation): Use support of pointer plus index,
2014 pointer plus constant and allow all multiplications.
2016 2007-03-11 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/31115
2019 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2020 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2021 A shift count of zero is not special as with *_DIV_EXPR.
2022 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2025 2007-03-11 Ian Lance Taylor <iant@google.com>
2027 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2028 the *_DIV_EXPR codes correctly with overflow infinities.
2030 2007-03-11 Ira Rosen <irar@il.ibm.com>
2032 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2033 indicate success/failure of the analysis. Add negation to subtrahend
2034 in case of subtraction. Fail if both operands contain constants.
2035 (create_data_ref): Fail if analyze_offset fails.
2037 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/i386.md (frndintxf2): Rename to ...
2040 (rintxf2): ... this. Remove expander having same name.
2041 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2042 (roundsf2, rounddf2): Ditto.
2043 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2044 (lround<mode>di2, lround<mode>si2): Ditto.
2046 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2048 * lower-subreg.c: Include except.h.
2049 (decompose_multiword_subregs): Verify that the only control flow
2050 insns we can split are loads to multi-words pseudos.
2051 Handle breaking such blocks after splitting, instead of calling
2052 find_many_sub_basic_blocks.
2054 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2055 on the new basic block. Add a lengthy comment explaining why we
2056 thought this was necessary.
2057 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2059 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2062 * tree.c (walk_type_fields): Recurse into the element type of
2063 ARRAY_TYPEs if there is a pointer set.
2065 2007-03-10 Dirk Mueller <dmueller@suse.de>
2067 * c-common.c (warn_logical_operator): Fix condition.
2069 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2071 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2073 * config/darwin.c (machopic_select_section): Remove superfluous
2074 argument in call to categorize_decl_for_section. Remove unused
2077 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2079 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2081 * configure: Regenerate.
2083 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2087 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2088 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2089 Add LABEL_NUSES to emitted label.
2090 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2091 branch probability value to emitted jump insn.
2092 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2093 Do not check life information and do not re-arrange input operands
2094 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2096 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2098 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2099 the change of decode_asm_operands.
2101 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2103 * mode-switching.c (create_pre_exit): Skip blockage insn.
2105 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2107 * tree-pass.h (TODO_update_smt_usage): Remove.
2109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2113 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2115 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2116 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2117 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2120 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2122 * gcc.c: Document %{, in big comment at top.
2123 (input_suffix_matches): Remove special handling for .s and
2125 (input_spec_matches): New.
2126 (handle_braces): Handle %{,.
2127 (validate_switches): ',' indicates a value which is not a switch.
2128 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2129 to detect assembler input.
2130 * config/i386/sol2.h (CPP_SPEC): Likewise.
2131 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2132 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2133 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2134 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2135 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2136 -m64 causes deployment target to default to 10.5.
2137 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2139 2007-03-09 Richard Henderson <rth@redhat.com>
2142 * target.h (targetm.asm.out.reloc_rw_mask): New.
2143 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2144 (TARGET_ASM_OUT): Use it.
2145 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2146 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2147 use the new reloc_rw_mask target hook instead.
2148 (default_section_type_flags_1): Merge into...
2149 (default_section_type_flags): ... here.
2150 (decl_readonly_section_1): Merge into...
2151 (decl_readonly_section): ... here.
2152 (default_elf_select_section_1): Merge into...
2153 (default_elf_select_section): ... here.
2154 (default_unique_section_1): Merge into...
2155 (default_unique_section): ... here.
2156 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2157 (default_select_rtx_section): Use it.
2158 (default_elf_select_rtx_section): Likewise.
2159 * output.h: Update to match.
2160 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2161 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2162 (TARGET_ASM_RELOC_RW_MASK): New.
2163 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2164 to categorize_decl_for_section.
2165 (x86_64_elf_unique_section): Likewise.
2166 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2167 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2168 (TARGET_ASM_RELOC_RW_MASK): New.
2169 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2170 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2171 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2172 (TARGET_RWRELOC): Remove.
2173 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2174 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2175 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2176 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2177 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2178 (rs6000_xcoff_select_section): Use decl_readonly_section.
2179 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2180 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2181 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2182 (TARGET_SECTION_TYPE_FLAGS): Remove.
2183 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2185 2007-03-09 Roger Sayle <roger@eyesopen.com>
2187 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2188 complex constant equality/inequality comparisons for here.
2189 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2190 known at compile-time or can be simplified to a scalar comparison.
2191 (fold_relational_const): Move compile-time evaluation of complex
2192 constant equality/inequality comparisons to here.
2194 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2196 PR rtl-optimization/30643
2197 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2199 (fold_rtx): Recurse, like before 2006-11-03.
2201 2007-03-09 DJ Delorie <dj@redhat.com>
2203 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2206 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2208 PR tree-optimization/30375
2209 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2210 LHS of statements is not the same.
2211 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2213 2007-03-09 Chao-ying Fu <fu@mips.com>
2215 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2217 * doc/invoke.texi (-mdspr2): Document new option.
2218 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2219 New unspec for DSP REV 2.
2220 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2221 these instructions are extended in DSP REV 2.
2222 (mips-dspr2.md): Include.
2223 * config/mips/mips.opt (mdspr2): New option.
2224 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2225 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2226 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2227 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2228 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2229 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2230 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2232 (bdesc_map): Add one field of unsupported_target_flags.
2233 (bdesc_arrays): Update entries to have extra fields. Add
2235 (mips_init_builtins): Initialize new function types.
2236 Check unsupported_target_fileds to filter out builtins.
2237 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2239 (ASM_SPEC): Pass mdspr2 to the assembler.
2240 * config/mips/mips-dspr2.md: New file.
2242 2007-03-09 Sa Liu <saliu@de.ibm.com>
2244 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2246 2007-03-09 Ian Lance Taylor <iant@google.com>
2248 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2249 argument) like -Wstrict-overflow=2.
2250 * doc/invoke.texi (Warning Options): Update documentation.
2252 2007-03-09 Dirk Mueller <dmueller@suse.de>
2255 * doc/invoke.texi (-Wlogical-op): Document.
2256 * common.opt (-Wlogical-op): New.
2257 * c-common.h (warn_logical_operator): Declare.
2258 * c-common.c (warn_logical_operator): Define.
2259 * c-typeck.c (parser_build_binary_op): Call
2260 warn_logical_operator.
2262 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2264 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2265 * final.c (final_scan_insn): Test for non-"" file name.
2267 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2269 * doc/loop.texi: Document the Omega linear constraints solver.
2270 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2271 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2272 omega-hash-table-size, omega-max-keys, and
2273 omega-eliminate-redundant-constraints.
2274 * tree-pass.h (pass_check_data_deps): Declared.
2277 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2278 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2279 pass_check_data_deps): New.
2280 * tree-data-ref.c (init_data_ref): Remove declaration.
2281 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2282 (analyze_array): Renamed init_array_ref, move up initializations.
2283 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2284 Removed arguments that are set to NULL.
2285 (analyze_indirect_ref): Correct indentation, correct call to
2287 (object_analysis): Call init_array_ref instead of analyze_array.
2288 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2289 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2290 of DR_ACCESS_FNS_ADDR.
2291 (init_omega_eq_with_af, omega_extract_distance_vectors,
2292 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2293 ddr_consistent_p): New.
2294 (compute_affine_dependence): Check consistency of ddrs when
2295 flag_check_data_deps is passed.
2296 (analyze_all_data_dependences): Uncomment.
2297 (tree_check_data_deps): New.
2298 * tree-data-ref.h: Include omega.h.
2299 (DR_ACCESS_FNS_ADDR): Removed.
2300 (data_dependence_relation): Add inner_loop.
2301 (DDR_INNER_LOOP): New.
2302 * common.opt (fcheck-data-deps): New.
2303 * tree-flow.h (tree_check_data_deps): Declare.
2304 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2305 (OBJS-common): Depend on omega.o.
2307 * passes.c (pass_check_data_deps): Scheduled.
2308 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2309 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2310 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2311 PARAM_VECT_MAX_VERSION_CHECKS,
2312 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2314 2007-03-09 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/30904
2318 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2319 the same way as *_DIV_EXPR.
2321 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2323 * recog.c (decode_asm_operands): No mixed declarations and code.
2325 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2327 * rtl.def (ASM_INPUT): Add location.
2328 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2329 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2330 (decode_asm_operands): Add loc operand.
2331 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2332 * stmt.c (expand_asm): Rename to...
2333 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2334 gen_rtx_ASM_INPUT_loc.
2335 (expand_asm_expr): Adjust.
2336 * recog.c (decode_asm_operands): Add loc operand.
2337 (check_asm_operands, extract_insn): Adjust.
2338 * reload1.c (maybe_fix_stack_asms): Likewise.
2339 * final.c (asm_insn_count): Likewise.
2340 (final_scan_insn): Output # line before and after asm.
2342 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2344 * tree-ssa-structalias.c (variable_info): Remove
2346 (new_var_info): Ditto.
2347 (shared_bitmap_info_t): New structure.
2348 (shared_bitmap_table): New variable.
2349 (shared_bitmap_hash): New function.
2350 (shared_bitmap_eq): Ditto
2351 (shared_bitmap_lookup): Ditto.
2352 (shared_bitmap_add): Ditto.
2353 (merge_smts_into): Change to take bitmap directly.
2354 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2355 (init_alias_vars): Init shared bitmap hashtable.
2356 (delete_points_to_sets): Delete shared bitmap hashtable.
2357 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2358 is_aliased removal as a change that was still necessary was
2361 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.h (override_options): Conditionally disable
2364 x86_sahf for 64bit targets only.
2366 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2369 * c-decl.c (merge_decls): Don't call make_var_volatile.
2370 * varasm.c (make_var_volatile): Remove.
2371 * output.h (make_var_volatile): Remove.
2373 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2375 PR tree-optimization/31085
2376 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2378 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2380 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2381 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2382 ATTR_CONST_NOTHROW_LIST.
2384 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2387 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2389 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2391 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2394 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2396 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2397 passed, use shared libgcc.
2399 2007-03-08 Roger Sayle <roger@eyesopen.com>
2401 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2402 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2403 (honor_protect_cleanup_actions, lower_try_finally_switch):
2405 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2406 ifc_temp_var): Likewise.
2407 * tree-inline.c (setup_one_parameter): Likewise.
2408 * tree-mudflap.c (mf_decl_cache_locals,
2409 mf_build_check_statement_for): Likewise.
2410 * tree-nested.c (init_tmp_var, save_tmp_var,
2411 finalize_nesting_tree_1): Likewise.
2412 * tree-outof-ssa.c (insert_copy_on_edge,
2413 insert_backedge_copies): Likewise.
2414 * tree-profile.c (tree_gen_edge_profiler,
2415 tree_gen_ic_profiler): Likewise.
2416 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2417 * tree-sra.c (sra_build_assignment): Likewise.
2418 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2419 * tree-ssa-math-opts.c (insert_reciprocals,
2420 execute_cse_sincos_1): Likewise.
2421 * tree-tailcall.c (adjust_accumulator_values,
2422 adjust_return_value): Likewise.
2423 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2424 * tree-vect-transform.c (vect_create_data_ref_ptr,
2425 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2426 vect_create_epilog_for_reduction, vectorizable_reduction,
2427 vectorizable_call, vectorizable_conversion,
2428 vectorizable_assignment, vectorizable_operation,
2429 vectorizable_type_demotion, vect_gen_widened_results_half,
2430 vect_permute_store_chain, vectorizable_store,
2431 vect_setup_realignment, vect_permute_load_chain,
2432 vectorizable_load, vectorizable_condition,
2433 vect_create_cond_for_align_checks): Likewise.
2434 * tree-vrp.c (build_assert_expr_for): Likewise.
2436 2007-03-08 Ian Lance Taylor <iant@google.com>
2438 * tree-vrp.c: Include "intl.h".
2439 (usable_range_p): New static function.
2440 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2441 overflowed values, juts set *strict_overflow_p.
2442 (compare_values): Only return -2 if one of the operands is not a
2444 (compare_ranges): Call usable_range_p.
2445 (compare_range_with_value): Likewise.
2446 (vrp_evaluate_conditional_warnv): Rename from
2447 vrp_evaluate_conditional. Make static. Change all callers.
2448 (vrp_evaluate_conditional): New function.
2449 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2451 (simplify_abs_using_ranges): Likewise.
2452 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2453 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2454 within_stmt parameter.
2455 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2456 vrp_evaluate_conditional.
2457 * tree-ssa-threadedge.c
2458 (record_temporary_equivalences_from_stmts_at_dest): Change
2459 simplify parameter to take a second tree parameter.
2460 (simplify_control_stmt_condition): Likewise.
2461 (thread_across_edge): Likewise.
2462 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2463 (thread_across_edge): Likewise.
2464 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2466 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2468 * config/i386/i386.h (TARGET_SAHF): New define.
2469 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2470 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2471 (x86_sahf): New global variable.
2472 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2473 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2474 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2475 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2477 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2478 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2479 when expanding fcomi/sahf based tests.
2480 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2481 expanding sahf based alternative. Emit sahf based sequence when
2482 optimizing for code size.
2483 * config/i386/i386.md (x86_sahf_1): Do not disable for
2484 TARGET_64BIT, enable for TARGET_SAHF.
2486 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2488 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2489 spurious whitespace from error message.
2491 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2494 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2496 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2498 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2500 * tree-sra.c (instantiate_element): Propagate disabled warnings
2501 from the element itself to the created variable.
2503 2007-03-07 Richard Henderson <rth@redhat.com>
2506 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2507 silently fix up the stack in the case of a missing register.
2509 2007-03-07 Paul Brook <paul@codesourcery.com>
2511 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2513 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2515 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2517 (phase1_vrs): Use them.
2518 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2519 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2520 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2521 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2522 __gnu_Unwind_Restore_WMMXC if required.
2523 (_Unwind_VRS_Pop): Implement iWMMXt support.
2524 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2525 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2526 gnu_Unwind_Save_WMMXC): Define.
2528 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2530 * config/vxworks.h (vxworks_override_options): Declare.
2531 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2532 * config/vxworks.c: Include target.h and toplev.h.
2533 (vxworks_override_options): New function.
2534 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2536 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2538 * config/s390/s390.c (override_options): Don't emit an error when
2539 -mstack-size is used without providing -mstack-guard.
2540 (s390_emit_prologue): Choose stack_guard value automatically if not
2541 provided via command line.
2542 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2544 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2546 * config/i386/i386.c (output_set_got): Add a GOT initialization
2547 sequence for VxWorks PIC.
2548 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2549 around labels as well as symbols. Use gotoff_operand instead
2550 of local_symbolic_operand.
2551 (legitimize_pic_address): Use gotoff_operand instead of
2552 local_symbolic_operand. Use @GOT accesses for labels as
2554 (ix86_output_addr_diff_elt): Use PC-relative rather than
2555 GP-relative offsets for VxWorks PIC.
2556 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2557 no_new_pseudos. Check whether the returned register is op0.
2558 * config/i386/i386.md (tablejump): Use PC-relative rather than
2559 GP-relative offsets for VxWorks PIC.
2560 * config/i386/predicates.md (gotoff_operand): New predicate.
2562 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2564 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2566 * config/vxworks-dummy.h: New file.
2567 * config/i386/i386.h: Include it.
2569 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2571 * dwarf2out.c (is_inlined_entry_point): New
2572 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2573 DW_AT_ranges if the first subblock is the entry point.
2575 2007-03-06 David Daney <ddaney@avtrex.com>
2577 * doc/install.texi (mips-*-*): Change recommended binutils
2580 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2582 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2583 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2585 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2586 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2588 2007-03-06 Jan Hubicka <jh@suse.cz>
2590 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2591 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2593 (probably_cold_bb_p): Cold functions are cold.
2594 (probably_never_executed_bb_p): Cold functions are cold.
2595 (tree_bb_level_predictions): Predict calls to cold functions as not
2597 (compute_function_frequency): Check hot/cold attributes.
2598 * function.h (function_frequency): Update comments.
2599 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2600 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2601 (c_common_att): Add cold and hot.
2603 * doc/extend.texi (hot,cold attributes): Document.
2605 2007-03-06 Andrew Haley <aph@redhat.com>
2607 * function.c (expand_function_end): Move blockage to just after we
2608 emit the label for the naked return from the function.
2610 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2612 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2615 2007-03-06 Jan Hubicka <jh@suse.cz>
2617 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2618 loaded for constant large models. Non-large 64bit PIC can do.
2619 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2620 * cmodel.h: Add LARGE PIC.
2621 * i386.md (UNSPEC_PLTOFF): New.
2622 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2624 (*call_1_rex64): Disable for large models.
2625 (*call_1_rex64_large): New.
2626 (*call_value_1_rex64): Disable for large models.
2627 (*call_value_1_rex64_large): New.
2628 (set_rip_rex4): New.
2629 (set_got_offset_rex64): New.
2630 * predicates.md (constant_call_address_operand): For large model
2631 constant calls are not possible.
2632 * i386-protos.h (construct_plt_address): Declare.
2633 * i386.c (override_options): Accept large models.
2634 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2635 (legitimate_constant_p): Add new UNSPECs.
2636 (legitimate_pic_operand_p): Likewise.
2637 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2638 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2640 (output_pic_addr_const): Add PLTOFF.
2641 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2642 (ix86_expand_move): Legitimize pic address when in PIC mode.
2643 (construct_plt_address): New function.
2644 (ix86_expand_call): Offload the address to register and use GOT pointer
2646 * invoke.texi (mcmodel=large): Update documentation.
2648 2007-03-06 Richard Henderson <rth@redhat.com>
2650 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2651 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2652 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2653 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2654 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2655 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2656 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2657 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2658 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2659 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2660 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2661 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2662 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2663 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2664 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2665 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2666 x86_schedule, x86_use_bt, x86_pad_returns,
2667 x86_use_xchgb): Merge into ...
2668 (ix86_tune_features): ... here. New array.
2669 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2670 x86_bswap): Merge into ...
2671 (ix86_arch_features): ... here. New array.
2672 (x86_3dnow_a): Remove.
2673 (x86_accumulate_outgoing_args): Make static.
2674 (x86_arch_always_fancy_math_387): Make static.
2675 (ix86_tune_mask, ix86_arch_mask): Move ...
2676 (override_options): ... to local variables here. Apply the
2677 appropriate mask to each element of ix86_arch_features and
2678 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2679 as were done in the old macros.
2680 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2681 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2682 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2683 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2684 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2685 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2686 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2687 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2688 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2689 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2690 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2691 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2692 x86_accumulate_outgoing_args, x86_prologue_using_move,
2693 x86_epilogue_using_move, x86_decompose_lea,
2694 x86_arch_always_fancy_math_387, x86_shift1,
2695 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2696 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2697 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2698 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2699 x86_use_incdec, x86_pad_returns, x86_bswap,
2700 x86_partial_flag_reg_stall): Remove.
2701 (enum ix86_tune_indices): New.
2702 (ix86_tune_features): New.
2703 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2704 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2705 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2706 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2707 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2708 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2709 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2710 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2711 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2712 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2713 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2714 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2715 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2716 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2717 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2718 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2719 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2720 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2721 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2722 TARGET_EXT_80387_CONSTANTS): Use it.
2723 (enum ix86_arch_indices): New.
2724 (ix86_arch_features): New.
2725 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2726 TARGET_BSWAP): Use it.
2727 (ix86_tune_mask, ix86_arch_mask): Remove.
2729 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2732 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2733 Define using $${sysroot_headers_suffix}.
2734 * configure: Regenerate.
2735 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2736 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2738 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2739 * gcc.c (print_sysroot_headers_suffix): New.
2740 (option_map): Include --print-sysroot-headers-suffix.
2741 (display_help): Mention -print-sysroot-headers-suffix.
2742 (process_command): Handle -print-sysroot-headers-suffix.
2743 (do_spec_1): Append multilib directory to include-fixed path if
2744 sysroot suffixes in use.
2745 (main): Handle -print-sysroot-headers-suffix.
2746 * Makefile.in (start.encap): Don't depend on xlimits.h
2747 (xlimits.h): Remove.
2748 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2749 limits.h for each multilib in fixinc_list.
2750 (fixinc_list, s-fixinc_list): New.
2751 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2752 generate them for each multilib in fixinc_list.
2753 (stmp-fixproto): Use include-fixed. Run fixproto for each
2754 multilib in fixinc_list.
2755 (mostlyclean): Don't remove xlimits.h.
2756 (clean): Remove include-fixed.
2757 (real-install-headers-tar, real-install-headers-cpio,
2758 real-install-headers-cp): Don't copy include, only include-fixed.
2759 (install-mkheaders): Depend on fixinc_list. Don't depend on
2760 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2761 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2762 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2764 2007-03-06 Jan Hubicka <jh@suse.cz>
2766 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2769 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2771 * configure.ac: Allow tm_file to contain build-directory files.
2772 * configure: Regenerate.
2773 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2774 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2775 * config/m68k/print-sysroot-suffix.sh: New file.
2777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2779 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2780 of pic_offset_table_rtx if reload_completed.
2781 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2782 PIC_OFFSET_TABLE_REGNUM.
2783 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2785 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2786 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2788 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2790 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2791 functions that call eh_return.
2793 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2795 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2796 functions that need a constant pool.
2798 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2801 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2802 (m68k_preferred_reload_class): Likewise.
2803 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2804 (SECONDARY_RELOAD_CLASS): Define.
2805 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2806 (LIMIT_RELOAD_CLASS): Delete.
2807 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2808 registers from storing bytes.
2809 (m68k_secondary_reload_class): New function.
2810 (m68k_preferred_reload_class): Likewise.
2812 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2814 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2816 (m68k_expand_prologue): Likewise.
2818 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2820 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2821 (mips_expand_epilogue): Add a bool parameter.
2822 (m68k_legitimize_sibcall_address): Declare.
2823 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2824 (m68k_expand_epilogue): Add a parameter to select between sibling
2825 and normal epilogues. Only generate a return for the latter.
2826 (m68k_ok_for_sibcall_p): New function.
2827 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2828 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2829 (sibcall_value, *sibcall_value): Likewise.
2830 (*call, *call_value): Require !SIBLING_CALL_P.
2831 (epilogue): Update call to m68k_expand_epilogue.
2832 (sibcall_epilogue): New pattern.
2833 * config/m68k/predicates.md (const_call_operand): Say that this
2834 predicate applies to sibling calls too.
2835 (sibcall_operand): New predicate.
2837 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2839 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2840 alternatives as movsi_cf.
2841 (movsf_cf_hard): Add commentary.
2843 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2844 Richard Sandiford <richard@codesourcery.com>
2846 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2847 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2848 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2849 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2850 as being live on exit from an interrupt function.
2851 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2852 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2853 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2854 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2855 (m68k_interrupt_function_p): Globalize.
2856 (m68k_compute_frame_layout): Remove reverse mask code.
2857 (m68k_emit_movem, m68k_set_frame_related): New functions.
2858 (m68k_output_function_prologue): Delete in favor of...
2859 (m68k_expand_prologue): ...this new function.
2860 (m68k_output_function_epilogue): Delete in favor of...
2861 (m68k_expand_epilogue): ...this new function.
2862 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2864 (print_operand): Handle %?.
2865 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2866 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2867 (prologue, epilogue): New patterns.
2868 (return): Turn into a define_expand.
2869 (*return): New pattern, derived from old "return" pattern. Use rte
2870 rather than rts for interrupt functions. Only use rtd if the pop
2872 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2873 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2874 (link, *link, unlink, *unlink, load_got): Likewise.
2876 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2880 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2881 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2882 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2883 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2884 and m68k_matches_u_p.
2885 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2886 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2887 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2888 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2889 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2890 (REG_STRICT_P): New macro.
2891 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2892 PCREL_GENERAL_OPERAND_OK.
2893 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2894 m68k_legitimate_base_reg_p.
2895 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2896 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2897 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2898 * config/m68k/m68k.c (m68k_address): New structure.
2899 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2900 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2901 (m68k_jump_table_ref_p, m68k_decompose_address)
2902 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2903 (m68k_matches_u_p): New functions.
2904 (print_operand_address): Rewrite to use m68k_decompose_index.
2906 2007-03-05 David Taylor <dtaylor@emc.com>
2908 * gcc.c: Correct copyright date in --version output.
2910 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2912 * pa.md: In unamed move patterns, disparge copies between general
2913 and floating point registers using '?' modifier. Don't include 'f'
2914 constraint for register preferences in DImode, SImode, HImode and
2915 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2916 Remove constraints for copies between general and floating registers
2917 in soft-float DFmode pattern.
2918 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2922 2007-03-05 Mike Stump <mrs@apple.com>
2924 * c-common.c (targetcm): Add.
2925 * c-opts.c (c_common_handle_option): Handle language specific
2927 * opts.c (handle_option): Verify language for target options, if
2929 * opth-gen.awk: Add CL_LANG_ALL.
2930 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2931 (TARGETCM_INITIALIZER): Add.
2932 * target.h (struct gcc_targetcm): Add.
2934 * targhooks.c (default_handle_c_option): Add.
2935 * targhooks.h (default_handle_c_option): Add.
2936 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2938 * config/darwin.opt (iframework): Add.
2939 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2940 * config/darwin-c.c (handle_c_option): Add.
2941 (TARGET_HANDLE_C_OPTION): Add.
2943 * doc/invoke.texi (Darwin Options): Add -iframework.
2945 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2947 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2950 2007-03-05 Ian Lance Taylor <iant@google.com>
2952 * c.opt (fgnu89-inline): New option.
2953 * c-opts.c (c_common_post_options): Set default value for
2955 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2956 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2958 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2959 (grokdeclarator, start_function): Likewise.
2960 * c-cppbuiltin.c (c_cpp_builtins): Define either
2961 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2962 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2963 (C Dialect Options): Document -fgnu89-inline.
2964 * doc/extend.texi (Function Attributes): Explain what the
2965 gnu_inline attribute does.
2966 * doc/cpp.texi (Common Predefined Macros): Document
2967 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2969 2007-03-05 Ian Lance Taylor <iant@google.com>
2971 PR tree-optimization/31034
2972 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2973 half-range if the other side is an overflow infinity.
2975 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2977 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2978 (bfin*-linux-uclibc*): New configuration.
2979 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2981 * config/bfin/linux.h: New file.
2982 * config/bfin/libgcc-bfin.ver: New file.
2983 * config/bfin/t-bfin-uclinux: New file.
2984 * config/bfin/t-bfin-linux: New file.
2985 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2986 (TARGET_OS_CPP_BUILTINS): New macro.
2988 2007-03-05 Richard Guenther <rguenther@suse.de>
2990 * fold-const.c (fold_binary): Remove duplicate folding
2991 of comparison of non-null ADDR_EXPR against null.
2993 2007-03-05 Richard Guenther <rguenther@suse.de>
2994 Dorit Nuzman <dorit@il.ibm.com>
2996 PR tree-optimization/26420
2997 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2998 are no loops in the function. Only print the number of
2999 vectorized loops if it is greater than zero or we are supposed
3000 to print information about unvectorized loops.
3002 2007-03-05 Revital Eres <eres@il.ibm.com>
3004 * gcc.dg/var-expand1.c: New test.
3005 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3006 when an accumulator is expanded.
3008 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3011 * c-common.c (convert_and_check): Don't give warnings for
3012 conversion if 'expr' already overflowed.
3014 2007-03-04 Roger Sayle <roger@eyesopen.com>
3017 * fold-const.c (fold_comparison): Enforce type consistency when
3018 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3020 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3022 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3023 containing a cast to the base of TARGET_MEM_REF.
3025 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3027 * tree.c (tree_contains_struct_check_failed): Remove spurious
3028 whitespace from error message.
3030 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3033 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3034 instead of precision.
3036 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3037 Nathan Sidwell <nathan@codesourcery.com>
3039 * emit-rtl.c (find_auto_inc): New.
3040 (try_split): recreate REG_INC notes,
3041 Use regular for loops rather than whiles.
3043 2007-03-03 Andreas Schwab <schwab@suse.de>
3045 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3046 * configure: Regenerate.
3048 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3050 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3051 flag_rounding_math, not flag_unsafe_math_optimizations.
3053 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3055 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3056 alpha_fold_vector_minmax): Likewise.
3057 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3058 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3060 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3062 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3063 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3064 if the lhs has side-effects.
3065 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3067 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.h (TUNEMASK): Remove define.
3070 (ARCHMASK): Remove define.
3071 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3072 Use ix86_arch_mask variable instead of ARCHMASK.
3073 * config/i386/i386.c (override_options): Ditto.
3074 (standard_80387_constant_p): Ditto.
3076 2007-03-02 Ian Lance Taylor <iant@google.com>
3078 Used signed infinities in VRP.
3079 * tree-vrp.c (uses_overflow_infinity): New static function.
3080 (supports_overflow_infinity): New static function.
3081 (make_overflow_infinity): New static function.
3082 (negative_overflow_infinity): New static function.
3083 (positive_overflow_infinity): New static function.
3084 (is_negative_overflow_infinity): New static function.
3085 (is_positive_overflow_infinity): New static function.
3086 (is_overflow_infinity): New static function.
3087 (overflow_infinity_range_p): New static function.
3088 (compare_values_warnv): New function split out of compare_values.
3089 (compare_value): Call it.
3090 (set_value_range_to_nonnegative): Add overflow_infinity
3091 parameter. Change caller.
3092 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3094 (vrp_expr_computes_nonzero): Likewise.
3095 (compare_ranges, compare_range_with_value): Likewise.
3096 (compare_name_with_value, compare_names): Likewise.
3097 (vrp_evaluate_conditional): Likewise.
3098 (set_value_range): Handle infinity
3099 (vrp_operand_equal_p, operand_less_p): Likewise.
3100 (extract_range_from_assert): Likewise.
3101 (vrp_int_const_binop): Likewise.
3102 (extract_range_from_binary_expr): Likewise.
3103 (extract_range_from_unary_expr): Likewise.
3104 (extract_range_from_comparison): Likewise.
3105 (extract_range_from_expr): Likewise.
3106 (dump_value_range): Likewise.
3107 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3108 (test_for_singularity): Likewise.
3109 (vrp_int_const_binop): Remove inline qualifier.
3110 (adjust_range_with_scev): Add comment.
3111 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3113 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3115 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3116 (get_constraint_for): Likewise.
3117 (do_structure_copy): Likewise.
3118 (find_func_aliases): Fix references to MODIFY_EXPR.
3119 (intra_create_variable_infos): Tidy.
3120 * tree-ssa-operands.c (add_virtual_operand): Add argument
3122 When adding members of alias sets, if IS_CALL_SITE is true and
3123 the symbol is not call-clobbered, skip it.
3126 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3128 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3129 entry by means of emit_insn_at_entry.
3131 2007-03-02 Richard Henderson <rth@redhat.com>
3133 * expr.h (promoted_input_arg): Remove decl.
3134 * function.c (promoted_input_arg): Merge into ...
3135 * combine.c (setup_incoming_promotions): ... only caller.
3136 Rearrange to avoid double loop.
3138 2007-03-02 Ben Elliston <bje@au.ibm.com>
3139 Peter Bergner <bergner@vnet.ibm.com>
3140 Janis Johnson <janis187@us.ibm.com>
3142 * config/rs6000/dfp.md: New file.
3143 * config/rs6000/rs6000.md: Include dfp.md.
3144 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3145 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3146 and TDmode decimal float modes in FP registers.
3147 (num_insns_constant): Likewise.
3148 (rs6000_legitimate_offset_address_p): Likewise.
3149 (rs6000_legitimize_address): Likewise.
3150 (rs6000_legitimize_reload_address): Likewise.
3151 (rs6000_legitimate_address): Likewise.
3152 (rs6000_emit_move): Likewise.
3153 (function_arg_boundary): Likewise.
3154 (function_arg_advance): Likewise.
3155 (rs6000_darwin64_record_arg_recurse): Likewise.
3156 (function_arg): Likewise.
3157 (rs6000_gimplify_va_arg): Likewise.
3158 (rs6000_split_multireg_move): Likewise.
3159 (rs6000_output_function_epilogue): Likewise.
3160 (rs6000_output_function_epilogue): Likewise.
3161 (rs6000_register_move_cost): Likewise.
3162 (rs6000_function_value): Likewise.
3163 (rs6000_libcall_value): Likewise.
3165 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3167 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3169 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3171 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3172 Use $MULTIDIR to choose between the kernel and RTP headers,
3173 and use $WIND_BASE and $WIND_USR to locate them.
3175 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.c (override_options): Put initialization of
3178 ix86_tune_mask and ix86_arch_mask to the correct place.
3180 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3181 Michael Meissner <michael.meissner@amd.com>
3184 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3186 (TARGET_CMOVE): Use ARCHMASK.
3187 (TARGET_CMPXCHG): Ditto.
3188 (TARGET_CMPXCHG8B): Ditto.
3189 (TARGET_XADD): Ditto.
3190 (TARGET_BSWAP): Ditto.
3191 * config/i386/i386.c (ix86_tune_mask): New global variable.
3192 (ix86_arch_mask): Ditto.
3193 (override_options): Initialize ix86_tune_mask and
3194 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3197 2007-03-02 Ben Elliston <bje@au.ibm.com>
3200 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3202 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3204 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3205 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3206 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3207 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3209 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3210 rs6000_init_dwarf_reg_sizes_extra): New.
3211 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3212 SPE register high parts.
3214 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3216 * Makefile.in: Add install-pdf target as
3217 copied from automake v1.10 rules.
3218 * configure.ac: Add install-pdf to target list.
3219 * configure: Regenerate.
3221 2007-03-01 Paul Brook <paul@codesourcery.com>
3223 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3224 modes to LDRD for DImode.
3225 (output_move_double): Fixup out of range ldrd/strd.
3226 (vfp_secondary_reload_class): Rename...
3227 (coproc_secondary_reload_class): ... to this. Add wb argument.
3228 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3229 coproc_secondary_reload_class for CLASS_IWMMXT.
3230 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3231 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3233 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3235 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3236 factor by the estimated number of iterations.
3237 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3240 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3241 decode_caches_intel, detect_caches_intel): New functions.
3242 (host_detect_local_cpu): Use detect_caches_amd and
3243 detect_caches_intel.
3245 2007-03-01 Richard Henderson <rth@redhat.com>
3247 * expr.c (emit_move_complex_push): Export.
3248 (emit_move_complex_parts): Split out from ...
3249 (emit_move_complex): ... here.
3250 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3251 * config/i386/i386.md (movcdi): New.
3253 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3255 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3256 size of mode1 to check for tieable modes in MMX case.
3258 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3260 * Makefile.in (rtlanal.o): Depend on tree.h.
3261 * rtl.h (offset_within_section_p, split_const): Declare.
3262 * rtlanal.c: Include tree.h.
3263 (offset_within_block_p): New function, taken from
3264 mips_offset_within_object_p.
3265 (split_const): New function, taken from mips_split_const.
3266 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3268 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3269 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3270 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3271 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3272 (m68k_illegitimate_symbolic_constant_p): New function.
3273 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3274 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3275 symbolic constant that might be outside the symbol's section,
3276 move the symbol first and then add the offset.
3277 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3279 * config/mips/mips.c (mips_split_const): Delete.
3280 (mips_offset_within_object_p): Delete.
3281 (mips_symbolic_constant_p): Use offset_within_section_p and
3282 split_const instead of mips_offset_within_object_p and
3284 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3285 (mips_legitimize_const_move, print_operand_reloc)
3286 (mips_dangerous_for_la25_p): Use split_const instead of
3289 2007-02-28 Eric Christopher <echristo@apple.com>
3291 * Makefile.in (install-include-dir): Don't rm -rf include.
3293 2007-02-28 Richard Guenther <rguenther@suse.de>
3296 * fold-const.c (fold_binary): Do not associate expressions
3297 with more than one variable for integer types that do not wrap.
3299 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3301 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3302 Delete, and replace with...
3303 (fold_builtin_call_array): This. Update callers to use it.
3304 * fold-const.c (fold_build_call_list): Delete, and replace with...
3305 (fold_build_call_array): This.
3306 (fold_build_call_list_initializer): Delete, and replace with...
3307 (fold_build_call_array_initializer): This.
3308 * tree.h: Update declarations to reflect above changes.
3310 * c-typeck.c (build_function_call): Store converted arguments
3311 in a stack-allocated array instead of building a list.
3312 (convert_arguments): Store arguments in the array passed in as an
3313 argument, and return the actual number of arguments.
3314 * c-format.c: (check_function_format): Pass arguments in an
3315 array instead of a list.
3316 * c-common.c (check_function_nonnull): Likewise.
3317 (check_function_sentinel): Likewise.
3318 (check_function_arguments): Likewise.
3319 * c-common.h: Update declarations to reflect above changes.
3321 2007-02-28 Jan Hubicka <jh@suse.cz>
3323 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3324 PRED_NEGATIVE_RETURN): Update outcomes.
3326 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3328 * calls.c (emit_library_call_value_1): Handle partial registers
3329 correctly when building up CALL_INSN_FUNCTION_USAGE.
3331 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 * pa/predicates.md (move_src_operand): Allow zero for mode.
3334 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3337 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3341 *movv2df_internal): Enable pattern only for valid operand
3343 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3344 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3346 2007-02-27 Mike Stump <mrs@apple.com>
3348 * config/darwin-crt3.c: Avoid compilation when compiling for a
3351 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3353 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3355 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3356 for fixed headers and limits.h.
3357 (install-include-dir, install-headers-tar, install-headers-cpio,
3358 install-headers-cp, real-install-headers-tar,
3359 real-install-headers-cpio, real-install-headers-cp): Handle
3360 include-fixed as well as include.
3361 (install-mkheaders): Don't install files that go only in include
3363 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3364 from GCC_INCLUDE_DIR.
3365 * gcc.c (process_command): Remove special -BstageN/ handling.
3366 (do_spec_1): Add include-fixed directories.
3368 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3370 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3372 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3374 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3377 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3379 * c-common.c (get_priority): Add check for
3380 SUPPORTS_INIT_PRIORITY.
3382 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3384 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3386 * config/bfin/bfin.c: Include "cfglayout.h".
3387 (MAX_LSETUP_DISTANCE): New macro.
3388 (struct loop_info): New members incoming, incoming_src and
3389 incoming_dest. Delete member predecessor.
3390 (length_for_loop): New function.
3391 (bfin_optimize_loop): Handle more different loop structures.
3392 (bfin_discover_loop): Rework detection of predecessor blocks by
3393 examining incoming edges.
3394 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3396 (bfin_reorder_loops): New function.
3397 (bfin_reorg_loops): Use these three new functions.
3399 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3400 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3401 (CONSTRAINT_LEN): Add entry for 'q'.
3402 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3403 Add 'q' constraints.
3404 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3405 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3407 * config/bfin/bfin.md (add_with_carry): New pattern.
3408 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3409 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3410 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3411 support unsigned multiplies too. Removed incorrect commutativity from
3412 operand 1 constraint where appropriate.
3413 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3415 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3416 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3418 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3419 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3420 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3421 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3422 usmulhisi_hh_huh): New patterns.
3424 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3425 lshifthi3): Fix output template to use half reg for operand 2.
3427 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3430 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3432 2007-02-27 Andreas Schwab <schwab@suse.de>
3434 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3436 2007-02-27 Jan Hubicka <jh@suse.cz>
3438 * predict.c (last_basic_block_p): Remove.
3439 (tree_estimate_probability): Update return heuristic for commonized
3442 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3444 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3446 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3448 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3449 * doc/cpp.texi: Standardize title page.
3450 * doc/cppinternals.texi: Likewise.
3451 * doc/gcc.texi: Standardize title page, remove version number
3452 from copyright page.
3453 * doc/gccint.texi: Likewise.
3454 * doc/install.texi: Standardize title page, add table of
3457 2007-02-26 Jan Hubicka <jh@suse.cz>
3459 * predict.def: Set outcomes according to more recent results.
3460 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3461 Remove dead predictors.
3462 * predict.c (return_prediction): Fix pasto.
3464 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3466 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3467 change; avoid a memory leak when returning early.
3469 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3471 * c-decl.c (static_ctors): Move to c-common.c.
3472 (static_dtors): Likewise.
3473 (finish_function): Use c_record_cdtor_fn.
3474 (build_cdtor): Move to c-common.c.
3475 (c_write_global_declarations): Use c_build_cdtor_fns.
3476 * c-common.h (static_ctors): Declare.
3477 (static_dtors): Likewise.
3478 (c_record_cdtor_fn): Likewise.
3479 (c_build_cdtor_fns): Likewise.
3480 * c-common.c (static_ctors): New variable.
3481 (static_dtors): Likewise.
3482 (c_record_cdtor_fn): New function.
3483 (build_cdtor): Move from c-decl.c
3484 (c_build_cdtor_fns): New function.
3486 * output.h (assemble_addr_to_section): Declare.
3487 (get_cdtor_priority_section): Likewise.
3488 * varasm.c (assemble_addr_to_section): New function.
3489 (get_cdtor_priority_section): Likewise.
3490 (default_named_section_asm_out_destructor): Use them.
3491 (destor_dtor_section_asm_out_destructor): Likewise.
3492 (default_named_section_asm_out_constructor): Likewise.
3493 (default_ctor_section_asm_out_constructor): Likewise.
3494 * config.gcc (*-*-vxworks*): Include vxworks.o.
3495 * config/t-vxworks (vxworks.o): New target.
3496 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3497 (TARGET_ASM_CONSTRUCTOR): Define.
3498 (TARGET_ASM_DESTRUCTOR): Likewise.
3499 (vxworks_asm_out_constructor): Declare.
3500 (vxworks_asm_out_destructor): Likewise.
3502 * c-common.c (get_priority): Check that we have not just an
3503 INTEGER_CST, but an integer constant with integeral type.
3505 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3507 PR tree-optimization/30938
3508 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3509 use &dt[nargs-1] instead of &dt[nargs] in the call to
3510 vect_is_simple_use().
3512 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3514 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3515 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3516 Do not attempt to handle MEM inside auto-inc expressions.
3517 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3518 of a register modified by an auto-inc expression. However, do handle
3519 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3520 (elimination_effects): Prohibit elimination of a register modified
3521 by an auto-inc expression. Disable register elimination rules whose
3522 target register is modified by an auto-inc expression with variable
3525 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3527 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3529 (array_at_struct_end_p): New function.
3530 (idx_infer_loop_bounds): Use it.
3531 (estimate_numbers_of_iterations_loop): Export.
3532 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3533 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3534 (tree_estimate_probability): Call record_loop_exits.
3535 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3536 (estimated_loop_iterations, estimated_loop_iterations_int,
3537 estimated_loop_iterations_tree): New functions.
3538 (analyze_siv_subscript_cst_affine,
3539 compute_overlap_steps_for_affine_1_2,
3540 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3541 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3542 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3543 (PRED_LOOP_ITERATIONS_GUESSED): New.
3544 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3545 * cfgloop.h (estimate_numbers_of_iterations_loop,
3546 estimated_loop_iterations_int): Declare.
3548 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3550 * doc/extend.texi: Document optional priority argument to
3551 constructors and destructors.
3552 * tree.c (init_priority_for_decl): Adjust GTY markers.
3553 (init_ttree): Use priority-info hash functions for
3554 init_priority_for_decl.
3555 (tree_map_eq): Rename to ...
3556 (tree_map_base_eq): ... this.
3557 (tree_map_marked_p): Rename to ...
3558 (tree_map_base_marked_p): ... this.
3559 (tree_map_base_hash): New function.
3560 (decl_init_priority_lookup): Rework.
3561 (decl_fini_priority_lookup): New function.
3562 (decl_priority_info): New function.
3563 (decl_init_priority_insert): Use it.
3564 (decl_fini_priority_insert): Likewise.
3565 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3567 (decl_restrict_base_insert): Likewise.
3568 (decl_debug_expr_insert): Likewise.
3569 (decl_value_expr_lookup): Likewise.
3570 (decl_value_expr_insert): Likewise.
3571 * tree.h (priority_type): New type.
3572 (decl_init_priority_lookup): Use priority_type.
3573 (decl_fini_priority_lookup): New function.
3574 (decl_init_priority_insert): Use priority_type.
3575 (decl_fini_priority_insert): New function.
3576 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3577 (DECL_INIT_PRIORITY): Likewise.
3578 (SET_DECL_INIT_PRIORITY): Add comment.
3579 (DECL_FINI_PRIORITY): New macro.
3580 (SET_DECL_FINI_PRIORITY): Likewise.
3581 (DEFAULT_INIT_PRIORITY): Document.
3582 (MAX_INIT_PRIORITY): Likewise.
3583 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3584 (tree_map_base): New type.
3585 (tree_map_base_eq): New function.
3586 (tree_map_base_hash): Likewise.
3587 (tree_map_base_marked_p): Likewise.
3588 (tree_map): Inherit from tree_map_base.
3589 (tree_map_eq): Make it a macro.
3590 (tree_map_marked_p): Likewise.
3591 (tree_int_map): Inherit from tree_map_base.
3592 (tree_int_map_eq): Make it a macro.
3593 (tree_int_map_hash): Likewise.
3594 (tree_int_map_marked_p): Likewise.
3595 (tree_priority_map): New type.
3596 (tree_priority_map_eq): New macro.
3597 (tree_priority_map_hash): Likewise.
3598 (tree_priority_map_marked_p): Likewise.
3599 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3601 (emutls_common_1): Likewise.
3602 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3603 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3604 of tree_map hierarchy.
3605 * tree-cfg.c (move_stmt_r): Likewise.
3606 (new_label_mapper): Likewise.
3607 * c-tree.h (c_expand_body): Move to ...
3608 * c-common.h (c_expand_body): ... here.
3609 * c-decl.c (c_expand_body): Move to ...
3610 * c-common.c (c_expand_body): ... here.
3611 (c_common_attribute_table): Allow 1 argument for the constructor
3612 and destructor attributes.
3613 (get_priority): New function.
3614 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3615 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3617 2007-02-24 Jan Hubicka <jh@suse.cz>
3620 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3622 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3623 Jan Hubicka <jh@suse.cz>
3626 * i386.c (counter_mode): New function.
3627 (expand_set_or_movmem_via_loop): Use it.
3628 (expand_movmem_epilogue): Likewise; fix pasto.
3629 (ix86_expand_movmem): Do emit guard even for constant counts.
3630 (ix86_expand_setmem): Likewise.
3632 2007-02-25 Nick Clifton <nickc@redhat.com>
3634 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3635 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3637 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3641 count argument with 0x10, not with 0x16.
3642 (expand_setmem_epilogue): Ditto.
3644 2007-02-24 Mike Stump <mrs@apple.com>
3646 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3649 2007-02-24 Richard Guenther <rguenther@suse.de>
3652 * fold-const.c (fold_binary): Fold x +- CST op x for
3653 EQ_EXPR and NE_EXPR.
3655 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3657 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3659 2007-02-24 Jan Hubicka <jh@suse.cz>
3661 * cgraphunit.c (decide_is_function_needed): Honor
3662 -fkeep-inline-functions.
3664 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3666 * builtins.c (fold_builtin_modf): New.
3667 (fold_builtin_2): Use it.
3669 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3671 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3672 (determine_max_iter): Take additional LOOP arg; all callers changed.
3673 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3674 one using simplifications.
3675 (simplify_using_initial_values): Return if the expression becomes
3676 invalid due to altered regs.
3678 2007-02-23 DJ Delorie <dj@redhat.com>
3680 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3682 2007-02-23 Mike Stump <mrs@apple.com>
3684 * tlink.c (scan_linker_output): Parse linker messages from
3685 darwin9's linker better.
3687 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3690 * varpool.c (varpool_assemble_pending_decls): Set
3691 varpool_last_needed_node to null.
3693 2007-02-23 DJ Delorie <dj@redhat.com>
3695 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3696 alignment bigger than the object file can handle.
3698 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3701 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3702 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3703 (*movsf_1): Penalize MMX moves.
3705 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3707 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3708 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3710 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3712 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3714 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3715 (fold_builtin_1): Use them.
3716 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3717 BUILT_IN_SIGNIFICAND.
3719 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/i386.c (bdesc_1arg): Initialize
3722 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3723 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3724 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3725 and IX86_BUILTIN_MOVSLDUP.
3727 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3729 PR rtl-optimization/30841
3730 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3732 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3734 * builtins.c (fold_builtin_frexp): New.
3735 (fold_builtin_2): Use it.
3737 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3739 * doc/invoke.texi (Spec Files): Document getenv spec function.
3741 * gcc.c (getenv_spec_function): New function.
3742 (static_spec_functions): Add it.
3743 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3744 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3747 2007-02-22 Michael Matz <matz@suse.de
3750 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3751 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3753 2007-02-22 Ian Lance Taylor <iant@google.com>
3756 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3757 (mem_loc_descriptor): Call it.
3759 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3760 Ira Rosen <irar@il.ibm.com>
3762 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3764 2007-02-22 Ira Rosen <irar@il.ibm.com>
3766 PR tree-optimization/30843
3767 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3768 stores only after all the group is vectorized.
3770 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3772 PR tree-optimization/30858
3773 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3774 in the reduction cycle have a single use in the loop.
3775 * tree-vectorizer.h (relevant): Add documentation.
3777 2007-02-20 Mike Stump <mrs@apple.com>
3779 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3780 * configure: Regenerate.
3782 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3784 Change the defaults of some parameters and options.
3785 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3786 * config/spu/spu.c (spu_optimization_options): Add.
3787 (spu_override_options): Change params in spu_optimization_options.
3788 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3790 Register 127 is only 16 byte aligned when used as a frame pointer.
3791 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3792 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3793 HARD_FRAME_POINTER_REGNUM.
3794 (spu_legitimate_address): Use regno_aligned_for_reload.
3795 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3796 aligned when frame_pointer_needed is true.
3797 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3799 * config/spu/spu.h (INIT_EXPANDERS): Define.
3801 Make sure shift and rotate instructions have valid immediate operands.
3802 * config/spu/predicates.md (spu_shift_operand): Remove.
3803 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3804 * config/spu/constraints.md (W, O): Extend range.
3805 * config/spu/spu.md (umask, nmask): Define.
3806 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3807 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3808 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3809 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3810 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3811 (lshr<mode>3_reg): Fix rtl description.
3813 Make sure mulhisi immediate operands are valid.
3814 * config/spu/predicates.md (imm_K_operand): Add.
3815 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3817 Generate constants using fsmbi and andi.
3818 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3819 (print_operand, spu_split_immediate, classify_immediate,
3820 fsmbi_const_p): Handle IC_FSMBI2.
3822 Correctly handle a CONST_VECTOR containing symbols.
3823 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3824 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3825 (immediate_load_p): Allow symbols that use 2 instructions to create.
3826 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3827 with symbols when flag_pic is set.
3828 (const_vector_immediate_p): New.
3829 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3830 accept a CONST_VECTOR with symbols.
3831 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3832 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3834 * config/spu/spu.md (high, low): Delete.
3835 (low_<mode>): Define.
3837 Remove INTRmode and INTR_REGNUM, which didn't work.
3838 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3840 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3841 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3842 peephole2 pattern): Don't use INTR or 131.
3843 (movintrcc): Delete.
3844 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3845 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3846 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3847 (UNSPEC_SET_INTR): Add.
3848 * config/spu/spu-modes.def (INTR): Remove.
3850 More accurate warnings about run-time relocations.
3851 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3853 Correctly warn about immediate arguments to specific intrinsics.
3854 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3855 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3856 the instruction predicate.
3858 Fix tree check errors with latest update.
3859 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3861 (spu_expand_builtin): Use CALL_EXPR_FN.
3863 Add missing specific intrinsics.
3864 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3866 * config/spu/spu_internals.h: Ditto.
3868 Fix incorrect operand modifiers.
3869 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3870 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3872 Optimize one case of zero_extend of a vec_select.
3873 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3875 Accept any immediate for hbr.
3876 * config/spu/spu.md (hbr): Change s constraints to i.
3878 2007-02-21 Paul Brook <paul@codesourcery.com>
3880 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3881 condexec_count when skipping USE and CLOBBER.
3883 2007-02-21 Nick Clifton <nickc@redhat.com>
3885 * common.opt (Warray-bounds): Add Warning attribute.
3886 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3888 (fsized-zeroes): Add Optimization attribute.
3889 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3890 * c.opt (Wc++0x-compat): Add Warning attribute.
3892 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3895 * reload1.c (eliminate_regs_in_insn): In the single_set special
3896 case, attempt to re-recognize the insn before falling back to
3897 having reload fix it up.
3899 2007-02-20 Eric Christopher <echristo@gmail.com>
3901 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3902 Rewrite accordingly.
3903 (frv_read_iacc_argument): Ditto.
3904 (frv_expand_set_builtin): Take a call instead of arglist, update for
3906 (frv_expand_unop_builtin): Ditto.
3907 (frv_expand_binop_builtin): Ditto.
3908 (frv_expand_cut_builtin): Ditto.
3909 (frv_expand_binopimm_builtin): Ditto.
3910 (frv_expand_voidbinop_builtin): Ditto.
3911 (frv_expand_int_void2arg): Ditto.
3912 (frv_expand_prefetches): Ditto.
3913 (frv_expand_voidtriop_builtin): Ditto.
3914 (frv_expand_voidaccop_builtin): Ditto.
3915 (frv_expand_load_builtin): Ditto.
3916 (frv_expand_store_builtin): Ditto.
3917 (frv_expand_mdpackh_builtin): Ditto.
3918 (frv_expand_mclracc_builtin): Ditto.
3919 (frv_expand_mrdacc_builtin): Ditto.
3920 (frv_expand_mwtacc_builtin): Ditto.
3921 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3924 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3926 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3927 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3929 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3931 * configure: Regenerate.
3932 * config.in: Regenerate.
3933 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3934 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3935 masks to power6 and power6x and to POWERPC_MASKS.
3936 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3938 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3939 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3940 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3941 Access PROTOTYPE as variable, not mask.
3943 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3945 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3946 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3947 * combine.c (adjust_for_new_dest): Use it.
3948 * postreload.c (reload_combine): Likewise.
3950 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3952 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3953 notes on an insn with multiple sets, even if single_set returns
3954 non-NULL for that insn.
3956 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3961 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3963 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3964 if user didn't pass it.
3965 * config/i386/darwin.h (CC1_SPEC): Likewise.
3966 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3967 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3968 -mmacosx-version-min.
3970 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3971 Uros Bizjak <ubizjak@gmail.com>
3973 * optabs.h (enum optab_index): Add new OTI_scalb.
3974 (scalb_optab): Define corresponding macro.
3975 * optabs.c (init_optabs): Initialize scalb_optab.
3976 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3978 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3979 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3980 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3981 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3982 flag_unsafe_math_optimizations is set.
3984 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3985 to implement scalbf, scalb and scalbl built-ins as inline x87
3988 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3989 DJ Delorie <dj@redhat.com>
3992 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3993 (diagnostic_report_diagnostic): ... here, and turn them into real
3994 errors. If warnings are inhibited, no need to do anything.
3996 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3999 better code generation.
4001 2007-02-20 Ben Elliston <bje@au.ibm.com>
4003 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4005 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4007 * config/alpha/alpha.c, config/alpha/alpha.md,
4008 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4009 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4010 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4011 config/arm/lib1funcs.asm: Follow spelling conventions.
4013 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4014 config/fr30/fr30.md, config/i386/i386.h,
4015 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4016 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4017 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4018 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4019 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4020 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4021 config/sparc/sparc.c, config/sparc/sparc.h,
4022 config/sparc/sparc.md, config/spu/constraints.md,
4023 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4026 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4029 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4032 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4034 * doc/invoke.texi (-ftree-lrs): Remove.
4036 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4038 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4041 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4043 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4044 new CALL_EXPR_FN macro for retrieving the function
4045 declaration of the input expression.
4047 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4049 * c.opt (Waddress): New.
4050 * common.opt (Walways-true): Delete.
4051 (Wstring-literal-comparison): Delete.
4052 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4053 -Wstring-literal-comparison. Add -Waddress.
4055 (Walways-true): Delete.
4056 (Wstring-literal-comparison): Delete.
4057 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4058 consistently instead of -Walways-true in example.
4059 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4060 * c-typeck.c (parser_build_binary_op): Replace
4061 -Wstring-literal-comparison and -Walways-true with -Waddress.
4062 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4065 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4067 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4068 without DECL_STRUCT_FUNCTION initialized.
4070 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4072 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4073 due to calls to functions taking pointers as parameters.
4075 2007-02-19 Richard Henderson <rth@redhat.com>
4078 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4081 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4083 * config/s390/s390.c (s390_call_saved_register_used,
4084 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4085 accessed to the new scheme.
4087 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4089 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4090 (cris_print_index, cris_print_operand, cris_print_operand_address)
4091 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4092 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4093 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4095 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4096 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4097 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4098 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4099 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4100 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4101 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4102 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4103 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4104 (uminsi3, call, call_value): Ditto.
4105 (define_split: indir_to_reg_split, unnamed): Ditto.
4107 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4109 PR tree-optimization/30975
4110 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4113 2007-02-18 Eric Christopher <echristo@gmail.com>
4115 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4116 Remove use of arglist.
4117 (mips_expand_builtin): Remove use of arglist, pass in expr.
4118 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4119 (mips_expand_builtin_movtf): Ditto.
4120 (mips_expand_builtin_compare): Ditto.
4122 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4124 * tree-sra.c (sra_build_assignment): Replace assertion
4125 checking with a comment explaining why it can't be done.
4127 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4130 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4131 during CALL_EXPR representation conversion.
4132 * tree-ssa-propagate.c (set_rhs): Likewise.
4134 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4136 * tree-sra.c (sra_build_assignment): Disable assertion checking
4139 2007-02-18 Roger Sayle <roger@eyesopen.com>
4141 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4142 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4143 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4145 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4146 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4147 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4148 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4149 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4150 force_gimple_operand): Likewise.
4151 * ipa-cp.c (constant_val_insert): Likewise.
4152 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4153 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4154 perfect_nestify): Likewise.
4155 * langhooks.c (lhd_omp_assignment): Likewise.
4156 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4157 lower_copyprivate_clauses, lower_send_clauses,
4158 lower_send_shared_vars, expand_parallel_call,
4159 expand_omp_for_generic, expand_omp_for_static_nochunk,
4160 expand_omp_for_static_chunk, expand_omp_sections,
4161 lower_omp_single_copy, lower_omp_for_lastprivate,
4162 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4163 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4164 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4167 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4169 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4170 config/sh/sh.md: Follow spelling conventions.
4172 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4173 config/frv/predicates.md: Follow spelling conventions.
4175 * config/m68k/linux-unwind.h: Fix a comment typo.
4176 * target.h: Follow spelling conventions.
4178 2007-02-18 Roger Sayle <roger@eyesopen.com>
4180 PR rtl-optimization/28173
4181 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4182 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4183 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4184 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4185 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4187 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4189 * builtins.c (fold_builtin_load_exponent): New.
4190 (fold_builtin_2): Use it.
4192 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4194 PR rtl-optimization/30773
4195 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4196 if we fail to attach a REG_EQUIV note.
4198 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4199 Roger Sayle <roger@eyesopen.com>
4201 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4203 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4205 * calls.c (initialize_argument_information): Pass original EXP
4206 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4207 code to split complex arguments here, as part of initializing the
4209 (expand_call): Remove code that builds a list of arguments and
4210 inserts implicit arguments into it. Instead, just count how many
4211 implicit arguments there will be so we can determine the size of
4212 the ARGS array, and let initialize_argument_information do the work.
4213 (split_complex_values): Delete unused function.
4215 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4217 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4219 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4221 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4222 for arg pointer based indexed addressing.
4224 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4226 * config/ia64/ia64.h, config/ia64/ia64.md,
4227 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4228 spelling conventions.
4230 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4232 * config/m68k/m68k.c (split_di): New.
4233 * config/m68k/m68k-protos.h: Declare split_di.
4234 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4235 Improve predicate handling and split constant shifts.
4237 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4239 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4240 parameter for register bitfield operations, general predicates
4243 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4245 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4246 * config/m68k/linux-unwind.h: New file.
4248 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4250 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4251 config/i386/athlon.md, config/ia64/ia64.md,
4252 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4253 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4254 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4255 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4256 tree-vect-transform.c: Fix comment typos.
4258 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4260 * sched-deps.c (find_insn_list): Remove.
4261 * sched-int.h: Remove the prototype for find_insn_list.
4263 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4265 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4267 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4268 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4269 darwin_rs6000_override_options.
4270 (C_COMMON_OVERRIDE_OPTIONS): Expect
4271 darwin_macosx_version_min to be non-NULL always.
4272 (TARGET_C99_FUNCTIONS): Likewise.
4273 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4274 (DARWIN_MINVERSION_SPEC): New.
4275 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4276 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4278 (DARWIN_MINVERSION_SPEC): New.
4279 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4281 * config/darwin-c.c (darwin_cpp_builtins): Expect
4282 darwin_macosx_version_min to be non-NULL always.
4284 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4286 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4288 * config/i386/i386.h (x86_use_xchgb): New.
4289 (TARGET_USE_XCHGB): New macro.
4290 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4291 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4292 Split after reload into bswaphi for shifts of 8.
4293 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4294 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4295 or when optimizing for size.
4297 2007-02-16 Richard Guenther <rguenther@suse.de>
4298 Christian Bruel <christian.bruel@st.com>
4300 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4301 DECLs but prefer SSA_NAMEs over DECLs.
4303 2007-02-16 Richard Guenther <rguenther@suse.de>
4305 * tree-flow-inline.h (single_imm_use_p): Remove.
4306 (zero_imm_uses_p): Likewise.
4307 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4308 instead of single_imm_use_p.
4309 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4312 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4315 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4316 nested double- and backquotes.
4318 2007-02-15 Roger Sayle <roger@eyesopen.com>
4321 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4322 should be unreachable.
4323 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4324 For the time being redirect GIMPLE_MODIFY_STMT to the new
4325 (renamed) build_gimple_modify_stmt_stat.
4326 (build2_gimple_stat): Rename to...
4327 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4328 Always build a GIMPLE_MODIFY_STMT node.
4329 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4330 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4333 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4334 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4335 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4336 expand_complex_div_wide): Likewise.
4337 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4338 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4339 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4340 * tree-ssa-loop-manip.c (create_iv): Likewise.
4341 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4342 abs_replacement): Likewise.
4343 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4344 realify_fake_stores): Likewise.
4346 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4347 node rather than a GIMPLE_MODIFY_STMT node.
4348 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4349 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4351 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4352 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4355 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4358 * fold-const.c (fold_comparison): Add back the
4359 folding of constant complex comparisions.
4361 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4364 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4365 effects unknown to this function, return early.
4367 2007-02-15 Ian Lance Taylor <iant@google.com>
4369 * lower-subreg.c (move_eh_region_note): New static function.
4370 (resolve_simple_move): Call it.
4371 (decompose_multiword_subregs): Track blocks for which we resolve a
4372 simple move which is also a control flow insn. Pass them to
4373 find_many_sub_basic_blocks.
4374 (pass_lower_subreg): Add TODO_verify_flow.
4375 (pass_lower_subreg2): Likewise.
4377 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4378 Brooks Moses <brooks.moses@codesourcery.com>
4379 Lee Millward <lee.millward@codesourcery.com>
4381 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4382 (VL_EXP_CLASS_P): New.
4383 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4385 (TREE_OPERAND_CHECK_CODE): Likewise.
4386 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4387 (TREE_RTL_OPERAND_CHECK): Likewise.
4388 (tree_operand_check_failed): Make second parameter the whole tree
4389 instead of its code. Fixed callers.
4390 (VL_EXP_CHECK): New.
4391 (TREE_OPERAND_LENGTH): New.
4392 (VL_EXP_OPERAND_LENGTH): New.
4393 (CALL_EXPR_FN): New.
4394 (CALL_EXPR_STATIC_CHAIN): New.
4395 (CALL_EXPR_ARGS): New.
4396 (CALL_EXPR_ARG): New.
4397 (call_expr_nargs): New.
4398 (CALL_EXPR_ARGP): New.
4399 (build_nt_call_list): Declare.
4400 (build_vl_exp_stat): Declare.
4401 (build_vl_exp): New.
4402 (build_call_list): Declare.
4403 (build_call_nary): Declare.
4404 (build_call_valist): Declare.
4405 (build_call_array): Declare.
4406 (call_expr_arg): Declare.
4407 (call_expr_argp): Declare.
4408 (call_expr_arglist): Declare.
4409 (fold_build_call_list): Declare.
4410 (fold_build_call_list_initializer): Declare.
4411 (fold_call_expr): Declare to replace fold_builtin.
4412 (fold_builtin_fputs): Update to agree with modified definition.
4413 (fold_builtin_strcpy): Likewise.
4414 (fold_builtin_strncpy): Likewise.
4415 (fold_builtin_memory_chk): Likewise.
4416 (fold_builtin_stxcpy_chk): Likewise.
4417 (fold_builtin_strncpy_chk): Likewise.
4418 (fold_builtin_next_arg): Likewise.
4419 (fold_build_call_expr): Declare.
4420 (fold_builtin_call_list): Declare.
4421 (fold_builtin_call_valist): Declare.
4422 (build_call_expr): Declare.
4423 (validate_arglist): Update to agree with modified definition.
4424 (tree_operand_length): New.
4425 (call_expr_arg_iterator): New.
4426 (init_call_expr_arg_iterator): New.
4427 (next_call_expr_arg): New.
4428 (first_call_expr_arg): New.
4429 (more_call_expr_args_p): New.
4430 (FOR_EACH_CALL_EXPR_ARG): New.
4432 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4433 and tcc_gimple_stmt.
4434 (tree_code_size): Update documentation. Use sizeof (tree) rather
4435 than sizeof (char *).
4436 (tree_size): Likewise. Add case for tcc_vl_exp.
4437 (tree_node_structure): Add case for tcc_vl_exp.
4438 (contains_placeholder_p): Likewise.
4439 (substitute_in_expr): Likewise.
4440 (substitute_placeholder_in_expr): Likewise.
4441 (stabilize_reference_1): Likewise.
4442 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4443 to diagnose breakage of this interface for constructing CALL_EXPRs.
4444 (build_nt): Add similar assertion here.
4445 (build_nt_call_list): New.
4446 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4447 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4449 (get_callee_fndecl): Use new CALL_EXPR accessors.
4450 (tree_operand_check_failed): Change parameters to pass entire node
4451 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4452 (process_call_operands): New.
4453 (build_vl_exp_stat): New.
4454 (build_call_list): New.
4455 (build_call_nary): New.
4456 (build_call_valist): New.
4457 (build_call_array): New.
4458 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4459 (call_expr_arglist): New.
4461 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4462 tcc_vl_exp instead of a fixed-size tcc_expression.
4464 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4465 accessors for CALL_EXPRs.
4466 (AGGR_INIT_EXPR): Likewise.
4468 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4469 Brooks Moses <brooks.moses@codesourcery.com>
4470 Lee Millward <lee.millward@codesourcery.com>
4472 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4473 (expand_builtin_nonlocal_goto): Change parameter to be entire
4474 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4475 (expand_builtin_prefetch): Likewise.
4476 (expand_builtin_classify_type): Likewise.
4477 (mathfn_built_in): Return NULL_TREE instead of 0.
4478 (expand_errno_check): Use new CALL_EXPR accessors.
4479 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4480 Return NULL_RTX instead of 0.
4481 (expand_builtin_mathfn_2): Likewise.
4482 (expand_builtin_mathfn_3): Likewise.
4483 (expand_builtin_interclass_mathfn): Likewise.
4484 (expand_builtin_sincos): Likewise.
4485 (expand_builtin_cexpi): Likewise.
4486 (expand_builtin_int_roundingfn): Likewise.
4487 (expand_builtin_int_roundingfn_2): Likewise.
4488 (expand_builtin_pow): Likewise.
4489 (expand_builtin_powi): Likewise.
4490 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4491 of arglist, fixing callers appropriately. Use new CALL_EXPR
4492 accessors and constructors. Return NULL_RTX instead of 0.
4493 (expand_builtin_strstr): Likewise.
4494 (expand_builtin_strchr): Likewise.
4495 (expand_builtin_strrchr): Likewise.
4496 (expand_builtin_strpbrk): Likewise.
4497 (expand_builtin_memcpy): Likewise.
4498 (expand_builtin_mempcpy): Likewise.
4499 (expand_builtin_mempcpy_args): New.
4500 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4501 (expand_builtin_memmove_args): New.
4502 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4503 (expand_movstr): Likewise.
4504 (expand_builtin_strcpy): Likewise.
4505 (expand_builtin_strcpy_args): New.
4506 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4507 (expand_builtin_strncpy): Likewise.
4508 (expand_builtin_memset): Likewise.
4509 (expand_builtin_memset_args): New.
4510 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4511 (expand_builtin_memcmp): Likewise.
4512 (expand_builtin_strcmp): Likewise.
4513 (expand_builtin_strncmp): Likewise.
4514 (expand_builtin_strcat): Likewise.
4515 (expand_builtin_strncat): Likewise.
4516 (expand_builtin_strspn): Likewise.
4517 (expand_builtin_strcspn): Likewise.
4518 (expand_builtin_args_info): Likewise.
4519 (expand_builtin_va_start): Likewise.
4520 (gimplify_va_arg_expr): Likewise.
4521 (expand_builtin_va_end): Likewise.
4522 (expand_builtin_va_copy): Likewise.
4523 (expand_builtin_frame_address): Likewise.
4524 (expand_builtin_alloca): Likewise.
4525 (expand_builtin_bswap): Likewise.
4526 (expand_builtin_unop): Likewise.
4527 (expand_builtin_fputs): Likewise.
4528 (expand_builtin_expect): Likewise.
4529 (expand_builtin_fabs): Likewise.
4530 (expand_builtin_copysign): Likewise.
4531 (expand_builtin_printf): Likewise.
4532 (expand_builtin_fprintf): Likewise.
4533 (expand_builtin_sprintf): Likewise.
4534 (expand_builtin_init_trampoline): Likewise.
4535 (expand_builtin_signbit): Likewise.
4536 (expand_builtin_fork_or_exec): Likewise.
4537 (expand_builtin_sync_operation): Likewise.
4538 (expand_builtin_compare_and_swap): Likewise.
4539 (expand_builtin_lock_test_and_set): Likewise.
4540 (expand_builtin_lock_release): Likewise.
4541 (expand_builtin): Likewise.
4542 (builtin_mathfn_code): Likewise.
4544 (fold_builtin_constant_p): Pass call arguments individually instead
4545 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4546 accessors and constructors. Return NULL_TREE instead of 0.
4547 (fold_builtin_expect): Likewise.
4548 (fold_builtin_classify_type): Likewise.
4549 (fold_builtin_strlen): Likewise.
4550 (fold_builtin_nan): Likewise.
4551 (integer_valued_real_p): Likewise.
4552 (fold_trunc_transparent_mathfn): Likewise.
4553 (fold_fixed_mathfn): Likewise.
4554 (fold_builtin_cabs): Likewise.
4555 (fold_builtin_sqrt): Likewise.
4556 (fold_builtin_cbrt): Likewise.
4557 (fold_builtin_cos): Likewise.
4558 (fold_builtin_cosh): Likewise.
4559 (fold_builtin_tan): Likewise.
4560 (fold_builtin_sincos): Likewise.
4561 (fold_builtin_cexp): Likewise.
4562 (fold_builtin_trunc): Likewise.
4563 (fold_builtin_floor): Likewise.
4564 (fold_builtin_ceil): Likewise.
4565 (fold_builtin_round): Likewise.
4566 (fold_builtin_int_roundingfn): Likewise.
4567 (fold_builtin_bitop): Likewise.
4568 (fold_builtin_bswap): Likewise.
4569 (fold_builtin_logarithm): Likewise.
4570 (fold_builtin_hypot): Likewise.
4571 (fold_builtin_pow): Likewise.
4572 (fold_builtin_powi): Likewise.
4573 (fold_builtin_exponent): Likewise.
4574 (fold_builtin_memset): Likewise.
4575 (fold_builtin_bzero): Likewise.
4576 (fold_builtin_memory_op): Likewise.
4577 (fold_builtin_bcopy): Deleted; call site changed to invoke
4578 fold_builtin_memory_op directly.
4579 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4580 (fold_builtin_strncpy): Likewise.
4581 (fold_builtin_memcmp): Likewise.
4582 (fold_builtin_strcmp): Likewise.
4583 (fold_builtin_strncmp): Likewise.
4584 (fold_builtin_signbit): Likewise.
4585 (fold_builtin_copysign): Likewise.
4586 (fold_builtin_isascii): Likewise.
4587 (fold_builtin_toascii): Likewise.
4588 (fold_builtin_isdigit): Likewise.
4589 (fold_builtin_fabs): Likewise.
4590 (fold_builtin_abs): Likewise.
4591 (fold_builtin_fmin_fmax): Likewise.
4592 (fold_builtin_carg): Likewise.
4593 (fold_builtin_classify): Likewise.
4594 (fold_builtin_unordered_cmp): Likewise.
4596 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4597 New functions split out from fold_builtin_1.
4598 (fold_builtin_n): New.
4599 (fold_builtin_varargs): New.
4600 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4602 (fold_call_expr): New.
4603 (build_function_call_expr): Rewrite to use new helper function.
4604 (fold_builtin_call_list): New.
4605 (build_call_expr): New.
4606 (fold_builtin_call_valist): New.
4607 (rewrite_call_expr): New.
4608 (validate_arg): New.
4609 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4610 of an arglist. Change return type to bool. Use new CALL_EXPR
4613 (fold_builtin_strstr): Pass call arguments individually instead
4614 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4615 accessors and constructors. Return NULL_TREE instead of 0.
4616 (fold_builtin_strchr): Likewise.
4617 (fold_builtin_strrchr): Likewise.
4618 (fold_builtin_strpbrk): Likewise.
4619 (fold_builtin_strcat): Likewise.
4620 (fold_builtin_strncat): Likewise.
4621 (fold_builtin_strspn): Likewise.
4622 (fold_builtin_strcspn): Likewise.
4623 (fold_builtin_fputs): Likewise.
4624 (fold_builtin_next_arg): Likewise.
4625 (fold_builtin_sprintf): Likewise.
4627 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4628 NULL_RTX instead of 0.
4629 (expand_builtin_memory_chk): Likewise.
4630 (maybe_emit_chk_warning): Likewise.
4631 (maybe_emit_sprintf_chk_warning): Likewise.
4633 (fold_builtin_object_size): Pass call arguments individually instead
4634 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4635 accessors and constructors. Return NULL_TREE instead of 0.
4636 (fold_builtin_memory_chk): Likewise.
4637 (fold_builtin_stxcpy_chk): Likewise.
4638 (fold_builtin_strncpy_chk): Likewise.
4639 (fold_builtin_strcat_chk): Likewise.
4640 (fold_builtin_strcat_chk): Likewise.
4641 (fold_builtin_strncat_chk): Likewise.
4642 (fold_builtin_sprintf_chk): Likewise.
4643 (fold_builtin_snprintf_chk): Likewise.
4644 (fold_builtin_printf): Likewise.
4645 (fold_builtin_vprintf): Likewise.
4647 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4649 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4650 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4651 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4652 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4653 (fold_unary): Likewise.
4654 (fold_binary): Likewise.
4655 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4656 ternary expressions.
4657 (fold): Add logic for tcc_vl_exp.
4658 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4659 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4660 (fold_build3_stat): Add assertion to flag broken interface for
4661 constructing CALL_EXPRs.
4662 (fold_build_call_list): New.
4663 (fold_build_call_list_initializer): New.
4664 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4666 (fold_strip_sign_ops): Likewise.
4668 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4669 Brooks Moses <brooks.moses@codesourcery.com>
4670 Lee Millward <lee.millward@codesourcery.com>
4672 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4673 accessors and dump arguments explicitly.
4675 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4677 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4679 (print_call_name): Use new CALL_EXPR accessors.
4681 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4682 CALL_EXPR arguments explicitly instead of as a list. Use
4683 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4685 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4686 (vrp_visit_stmt): Likewise.
4688 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4689 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4691 (force_move_till_expr): Likewise.
4693 * targhooks.c (default_external_stack_protect_fail): Use
4694 build_call_expr instead of build_function_call_expr.
4695 (default_hidden_stack_protect_fail): Likewise.
4697 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4700 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4701 and walk arguments explicitly.
4703 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4704 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4705 (expand_simple_operations): Likewise.
4706 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4708 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4709 of TREE_CODE_LENGTH.
4710 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4712 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4713 instead of TREE_CODE_LENGTH.
4715 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4716 (tree_ic_transform): Likewise.
4717 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4718 parameter instead of arglist. Fix callers.
4719 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4720 (tree_stringops_transform): Likewise.
4721 (tree_indirect_call_to_profile): Likewise.
4722 (tree_stringops_values_to_profile): Likewise.
4724 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4725 (eliminate_tail_call): Likewise.
4727 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4729 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4730 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4732 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4734 * omp-low.c (build_omp_barrier): Use build_call_expr.
4735 (lower_rec_input_clauses): Likewise.
4736 (lower_reduction_clauses): Likewise.
4737 (expand_parallel_call): Likewise.
4738 (maybe_catch_exception): Likewise.
4739 (expand_omp_for_generic): Likewise.
4740 (expand_omp_for_static_nochunk): Likewise.
4741 (expand_omp_sections): Likewise.
4742 (lower_omp_single_simple): Likewise.
4743 (lower_omp_single_copy): Likewise.
4744 (lower_omp_master): Likewise.
4745 (lower_omp_ordered): Likewise.
4746 (lower_omp_critical): Likewise.
4748 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4749 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4751 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4752 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4753 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4755 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4756 and generalize to handle any number of operands.
4757 (chrec_contains_undetermined): Likewise.
4758 (tree_contains_chrecs): Likewise.
4759 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4761 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4763 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4764 fold_call_expr instead of fold_builtin.
4765 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4766 match declarations there.
4767 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4770 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4771 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4773 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4774 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4776 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4779 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4780 (execute_cse_sincos): Use new CALL_EXPR accessors.
4782 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4784 * gimple-low.c (lower_function_body): Use build_call_expr.
4785 (lower_builtin_setjmp): Likewise.
4787 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4788 (set_storage_via_libcall): Likewise.
4789 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4790 instead of TREE_CODE_LENGTH.
4791 (expand_expr_real_1): Use new CALL_EXPR accessors.
4793 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4794 generalize to handle any number of operands.
4795 (TB_parent_eq): Likewise.
4797 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4798 (strip_builtin_expect): Likewise.
4800 * function.c (gimplify_parameters): Use build_call_expr.
4802 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4803 instead of TREE_CODE_LENGTH.
4805 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4806 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4808 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4811 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4812 (gimplify_decl_expr): Likewise.
4813 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4814 Use new CALL_EXPR iterators.
4815 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4816 (gimplify_modify_expr_to_memset): Likewise.
4817 (gimplify_variable_sized_compare): Likewise.
4818 (gimplify_omp_atomic_fetch_op): Likewise.
4819 (gimplify_omp_atomic_pipeline): Likewise.
4820 (gimplify_omp_atomic_mutex): Likewise.
4821 (gimplify_function_tree): Likewise.
4823 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4824 (call_expr_flags): Likewise.
4825 (expand_call): Likewise.
4827 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4828 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4831 * coverage.c (create_coverage): Use build_call_expr.
4833 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4834 (temp_call_expr_obstack): New.
4835 (pool_copy_list): Delete.
4836 (temp_copy_call_expr): New.
4837 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4838 CALL_EXPR accessors. Get rid of special goo for copying argument
4839 lists and use temp_copy_call_expr instead.
4840 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4841 CALL_EXPR accessors.
4842 (create_expression_by_pieces): Likewise. Use build_call_array
4843 to construct the result instead of fold_build3.
4844 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4845 dealing with argument lists.
4846 (init_pre): Remove references to expression_node_pool and
4847 list_node_pool. Init temp_call_expr_obstack instead.
4848 (fini_pre): Remove references to expression_node_pool and
4851 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4852 and walk arguments explicitly instead of as a list.
4854 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4855 (mx_register_decls): Likewise.
4856 (mudflap_register_call): Likewise.
4857 (mudflap_finish_file): Likewise.
4859 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4860 (ipa_callsite_compute_param): Likewise.
4862 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4863 accessors and constructor.
4865 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4866 accessors and constructor.
4867 (convert_tramp_reference): Likewise.
4868 (convert_call_expr): Likewise.
4869 (finalize_nesting_tree_1): Likewise.
4871 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4874 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4876 * tree-inline.c (initialize_inlined_parameters): Pass entire
4877 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4879 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4880 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4882 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4883 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4884 (vectorizable_reduction): Likewise.
4885 (vectorizable_call): Use new CALL_EXPR iterators.
4886 (vectorizable_conversion): Use build_call_expr.
4887 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4888 (vect_gen_widened_results_half): Use build_call_expr.
4889 (vect_setup_realignment): Likewise.
4890 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4892 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4893 (pass_through_call): Likewise.
4894 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4897 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4898 (tree_gen_pow2_profiler): Likewise.
4899 (tree_gen_one_value_profiler): Likewise.
4900 (tree_gen_ic_func_profiler): Likewise.
4901 (tree_gen_average_profiler): Likewise.
4902 (tree_gen_ior_profiler): Likewise.
4904 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4905 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4906 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4908 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4909 of TREE_CODE_LENGTH.
4911 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4912 of TREE_CODE_LENGTH.
4914 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4916 (convert_to_integer): Likewise.
4918 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4922 Brooks Moses <brooks.moses@codesourcery.com>
4923 Lee Millward <lee.millward@codesourcery.com>
4925 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4927 * config/frv/frv.c (frv_expand_builtin): Likewise.
4928 * config/s390/s390.c (s390_expand_builtin): Likewise.
4930 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4931 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4933 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4934 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4935 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4936 (ix86_expand_store_builtin): Likewise.
4937 (ix86_expand_unop_builtin): Likewise.
4938 (ix86_expand_unop1_builtin): Likewise.
4939 (ix86_expand_sse_compare): Likewise.
4940 (ix86_expand_sse_comi): Likewise.
4941 (ix86_expand_vec_init_builtin): Likewise.
4942 (ix86_expand_vec_ext_builtin): Likewise.
4943 (ix86_expand_vec_set_builtin): Likewise.
4944 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4946 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4947 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4949 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4950 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4951 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4953 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4955 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4956 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4957 arglist. Use new CALL_EXPR accessors. Fix callers.
4958 (altivec_expand_abs_builtin): Likewise.
4959 (rs6000_expand_binop_builtin): Likewise.
4960 (altivec_expand_predicate_builtin): Likewise.
4961 (altivec_expand_lv_builtin): Likewise.
4962 (spe_expand_stv_builtin): Likewise.
4963 (altivec_expand_stv_builtin): Likewise.
4964 (rs6000_expand_ternop_builtin): Likewise.
4965 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4966 (altivec_expand_st_builtin): Likewise.
4967 (altivec_expand_dst_builtin): Likewise.
4968 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4969 arglist. Use new CALL_EXPR accessors. Fix callers.
4970 (altivec_expand_vec_set_builtin): Likewise.
4971 (altivec_expand_vec_ext_builtin): Likewise.
4972 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4973 (spe_expand_builtin): Likewise.
4974 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4975 arglist. Use new CALL_EXPR accessors. Fix callers.
4976 (spe_expand_evsel_builtin): Likewise.
4977 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4978 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4980 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4981 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4982 (arm_expand_unop_builtin): Likewise.
4983 (arm_expand_builtin): Use new CALL_EXPR accessors.
4985 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4988 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4989 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4990 (bfin_expand_unop_builtin): Likewise.
4991 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4993 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4994 Brooks Moses <brooks.moses@codesourcery.com>
4995 Lee Millward <lee.millward@codesourcery.com>
4997 * c-semantics.c (build_stmt): Add internal diagnostic check.
4999 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5000 accessors. Print arguments explicitly instead of as a list.
5002 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5004 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5005 (c_finish_omp_flish): Likewise.
5007 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5008 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5009 instead of TREE_CODE_LENGTH.
5010 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5011 (c_warn_unused_result): Likewise.
5013 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5016 * doc/invoke.texi (Warning Options): Remove
5017 -Werror-implicit-function-declaration.
5018 (Wimplicit-function-declaration): Update description.
5019 * opts.c (common_handle_option): Move handling of -Werror=* to...
5020 (enable_warning_as_error): ...here.
5021 * opts.h (enable_warning_as_error): Declare.
5022 * c-decl.c (implicit_decl_warning): Unless
5023 -Wno-implicit-function-declaration is given, emit a pedwarn if
5024 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5025 * c.opt (Wimplicit-function-declaration): Replace
5026 mesg_implicit_function_declaration with
5027 warn_implicit_function_declaration.
5028 * c-opts.c (c_common_handle_option):
5029 -Werror-implicit-function-declaration is exactly equal as
5030 -Werror=implicit-function-declaration.
5031 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5032 warn_implicit_function_declaration.
5033 (c_common_post_options): -Wimplict-function-declaration is enabled
5034 by default by -std=c99, otherwise is disabled by default.
5035 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5037 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5039 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5040 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5041 former is ignored but not the latter.
5043 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5045 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5046 is made and the reference doesn't use the alias set of its type,
5047 do not create the temporary using that type.
5049 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5051 * jump.c: Remove prototypes for delete_computation and
5052 delete_prior_computation.
5054 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5056 * jump.c (get_label_after): Delete.
5057 (get_label_before, delete_computation, delete_jump,
5058 delete_prior_computation, follow_jumps): Move...
5059 * reorg.c (delete_computation, delete_prior_computation): ... here...
5060 (get_label_before, delete_jump): ... making these static ...
5061 (follow_jumps): ... and simplifying this since it only runs after
5063 * rtl.h (get_label_after, get_label_before, delete_jump,
5064 follow_jumps): Delete prototypes.
5066 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5068 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5070 2007-02-15 Nick Clifton <nickc@redhat.com>
5072 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5073 order to prevent it from being munged by the target.
5075 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.md: Remove misleading comment.
5079 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5081 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5082 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5085 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5087 * tree-sra.c (instantiate_missing_elements): Canonicalize
5089 (sra_build_assignment): New.
5090 (generate_copy_inout, generate_element_copy,
5091 generate_element_zero, generate_one_element_init): Use it.
5093 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5095 * tree-sra.c (instantiate_missing_elements): Canonicalize
5097 (sra_build_assignment): New.
5098 (generate_copy_inout, generate_element_copy,
5099 generate_element_zero, generate_one_element_init): Use it.
5101 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5103 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5106 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5108 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5109 types as aggregates not scalars.
5110 * function.c (assign_stack_temp_for_type): Likewise.
5112 2007-02-14 Roger Sayle <roger@eyesopen.com>
5113 Zdenek Dvorak <dvorakz@suse.cz>
5115 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5118 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5120 * passes.c (next_pass_1): Clear the next field of the copied
5123 2007-02-14 Richard Henderson <rth@redhat.com>
5125 * tree-sra.c (early_sra): New.
5126 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5127 (tree_sra_early, pass_sra_early): New.
5128 * tree-pass.h (pass_sra_early): Declare.
5129 * passes.c (init_optimization_passes): Use it.
5131 2007-02-14 Richard Guenther <rguenther@suse.de>
5133 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5135 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5137 PR tree-optimization/30771
5138 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5140 (vect_analyze_operations): Induction phis can now be marked as
5142 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5143 Update documentation accordingly.
5145 2007-02-14 Nick Clifton <nickc@redhat.com>
5147 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5148 most 3 arguments are supported.
5149 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5151 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5153 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5154 Ensure dst->current is valid.
5156 2007-02-13 Paul Brook <paul@codesourcery.com>
5158 * config.gcc: Add arm*-*-uclinux-*eabi.
5159 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5160 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5161 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5162 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5163 (LINK_SPEC): Define.
5165 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5167 * config/arm/uclinux-eabi.h: New file.
5168 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5169 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5172 2007-02-13 Ian Lance Taylor <iant@google.com>
5174 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5175 * flags.h (warn_strict_overflow): Declare.
5176 (enum warn_strict_overflow_code): Define.
5177 (issue_strict_overflow_warning): New static inline function.
5178 * opts.c (warn_strict_overflow): New variable.
5179 (common_handle_option): Handle OPT_Wstrict_overflow and
5180 OPT_Wstrict_overflow_.
5181 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5183 * fold-const.c: Include intl.h.
5184 (fold_deferring_overflow_warnings): New static variable.
5185 (fold_deferred_overflow_warning): New static variable.
5186 (fold_deferred_overflow_code): New static variable.
5187 (fold_defer_overflow_warnings): New function.
5188 (fold_undefer_overflow_warnings): New function.
5189 (fold_undefer_and_ignore_overflow_warnings): New function.
5190 (fold_deferring_overflow_warnings_p): New function.
5191 (fold_overflow_warning): New static function.
5192 (make_range): Add strict_overflow_p parameter. Change all
5194 (extract_muldiv, extract_muldiv_1): Likewise.
5195 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5196 tree_expr_nonnegative_p.
5197 (fold_negate_expr): Call fold_overflow_warning.
5198 (fold_range_test): Likewise.
5199 (fold_comparison): Likewise.
5200 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5201 instead of tree_expr_nonnegative_p.
5202 (tree_expr_nonnegative_warnv_p): Rename from
5203 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5204 (tree_expr_nonnegative_p): New function.
5205 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5206 strict_overflow_p parameter.
5207 (tree_expr_nonzero_p): New function.
5208 * passes.c (verify_interpass_invariants): New static function.
5209 (execute_one_pass): Call it.
5210 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5212 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5213 (estimate_numbers_of_iterations): Likewise.
5214 (scev_probably_wraps_p): Likewise.
5215 * tree-ssa-ccp.c: Include "toplev.h".
5216 (evaluate_stmt): Defer fold overflow warnings until we know we are
5218 (struct fold_stmt_r_data): Add stmt field.
5219 (fold_stmt_r): Defer fold overflow warnings until we know we
5221 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5222 (fold_stmt_inplace): Likewise.
5223 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5224 (cleanup_control_expr_graph): Defer fold overflow warnings until
5225 we know we are going to optimize.
5226 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5227 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5229 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5230 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5231 * tree-ssa-loop-manip.c (create_iv): Likewise.
5232 * c-typeck.c (build_conditional_expr): Likewise.
5233 (build_binary_op): Likewise.
5234 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5235 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5236 (extract_range_from_unary_expr): Likewise.
5237 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5238 assuming that signed overflow does not occur.
5239 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5240 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5241 (fold_defer_overflow_warnings): Declare.
5242 (fold_undefer_overflow_warnings): Declare.
5243 (fold_undefer_and_ignore_overflow_warnings): Declare.
5244 (fold_deferring_overflow_warnings_p): Declare.
5245 (tree_expr_nonzero_warnv_p): Declare.
5246 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5248 (Warning Options): Document -Wstrict-overflow.
5249 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5250 (tree-ssa-ccp.o): Likewise.
5251 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5252 (fold-const.o): Depend on intl.h.
5254 2007-02-13 Ian Lance Taylor <iant@google.com>
5257 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5260 2007-02-13 Stuart Hastings <stuart@apple.com>
5262 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5264 2007-02-13 Richard Henderson <rth@redhat.com>
5266 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5267 handled_component_p before looking for the indirect_ref.
5269 2007-02-13 Richard Henderson <rth@redhat.com>
5271 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5272 remove flags clobber.
5273 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5274 (bswaphi_lowpart): New.
5275 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5276 remove TARGET_BSWAP test. Delete expander of the same name.
5278 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5279 (expand_unop): Use them.
5281 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5283 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5284 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5285 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5286 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5287 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5288 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5289 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5290 assembler dialect choice from asm templates.
5292 2007-02-12 Richard Henderson <rth@redhat.com>
5294 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5295 (fixuns_trunc<SSEMODEF>si2): Use it.
5296 * config/i386/sse.md (vec_setv4sf_0): Export.
5297 * config/i386/i386.c (ix86_build_const_vector): Export.
5298 (ix86_split_convert_uns_si_sse): Rename from
5299 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5300 * config/i386/i386-protos.h: Update.
5302 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5305 * c-typeck.c (c_finish_return): Improve warning message.
5307 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5309 * alias.c (find_symbolic_term): Delete unused function.
5311 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5313 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5314 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5315 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5317 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5319 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5320 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5321 the function, temporarily point the debug interface to the null one.
5323 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5325 * dwarf2out.c (round_up_to_align): New static function.
5326 (field_byte_offset): Use it to round the offset.
5328 2007-02-12 Richard Henderson <rth@redhat.com>
5330 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5331 (inswl_const): Export.
5333 2007-02-12 Richard Henderson <rth@redhat.com>
5335 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5336 result mode of the libcall, convert back to outmode.
5338 2007-02-12 Roger Sayle <roger@eyesopen.com>
5340 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5341 (bswapdi2): New define_expand to implement 32-bit implementation.
5343 2007-02-12 Nick Clifton <nickc@redhat.com>
5345 * doc/invoke.texi (Overall Options): Document --help=.
5346 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5347 (cc1_options): Pass --help= on to cc1.
5348 (display_help): Add description of --help=.
5349 (process_command): Add code to handle --help=. Allow translated
5350 --help and --target-help switches to be passed on to compiler
5352 (main): Remove unused if statement.
5353 * opts.c (columns): Remove.
5354 (LEFT_COLUMN): Define.
5355 (wrap_help): Add columns argument.
5356 (print_filtered_help): Change parameters to be an include bitmask,
5357 an exclude bitmask, an any bitmask and the column width. Move the
5358 code to display the params list here. Add code to display the
5359 status of options rather than their descriptions if the quiet flag
5361 (print_specific_help): Change parameters to be an include bitmask,
5362 an exclude bitmask and an any bitmask. Move code to look up the
5363 column width here. Decide upon the title for an options listing.
5364 (common_handle_options): Add code to handle --help=. Adapt code
5365 for --help and --target-help to use the revised form of the
5366 print_specific_help function.
5367 (print_help): Delete.
5368 (print_param_help): Delete.
5369 (print_switch): Delete.
5370 * opts.h (cl_lang_count): Add prototype.
5371 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5372 CL_MAX_OPTION_CLASS): New defines.
5373 * optc-gen.awk: Add construction of cl_lang_count.
5374 * c.opt: Add Warning attribute to warning options and Optimization
5375 attribute to optimization options.
5376 * common.opt: Likewise.
5378 Add -fhelp and -ftarget-help as aliases for the transformed --help
5379 and --target-help options.
5380 * opt-functions.awk: Add code to handle Warning and Optimization
5383 2007-02-12 Richard Henderson <rth@redhat.com>
5385 * config/alpha/constraints.md: New file.
5386 * config/alpha/alpha.c: Include tm-constrs.h.
5387 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5388 alpha_extra_constraint): Remove.
5389 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5390 * config/alpha/alpha-protos.h: Update.
5391 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5392 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5393 (EXTRA_CONSTRAINT): Remove.
5394 * config/alpha/alpha.md: Include constraints.md.
5395 (adddi splitter): Use satisfies_constraint_*.
5396 * config/alpha/predicates.md (add_operand): Likewise.
5397 (sext_add_operand, addition_operation): Likewise.
5399 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5401 PR tree-optimization/29145
5402 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5403 in our handling of restrict qualified pointers.
5405 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5408 * doc/invoke.texi (Wunused-value): Update description.
5409 (Wextra): Delete item.
5410 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5411 value of Wunused-value.
5412 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5413 (c_finish_stmt_expr): Don't check extra_warnings.
5414 (emit_side_effect_warnings): The caller is responsible to check
5417 2007-02-11 Roger Sayle <roger@eyesopen.com>
5418 Matt Thomas <matt@3am-software.com>
5420 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5422 2007-02-11 Roger Sayle <roger@eyesopen.com>
5424 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5425 comparisons of POPCOUNT against zero.
5426 (simplify_const_relational_operation): Likewise.
5428 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5430 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5432 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5434 * dwarf2out.c (root_type): Delete unused function.
5436 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5438 * genattrtab.c (contained_in_p): Delete unused function.
5439 (write_expr_attr_cache): Likewise.
5441 2007-02-11 Jan Hubicka <jh@suse.cz>
5443 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5446 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5448 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5449 to add the REG_EQ* note.
5450 * see.c (see_merge_one_use_extension): Likewise.
5451 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5452 turn REG_EQUAL notes into REG_EQUIV notes if the target
5453 register may have more than one set.
5454 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5455 * gcse.c (try_replace_reg): Likewise.
5456 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5457 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5458 more than one REG_EQUIV note.
5459 * reload1.c (gen_reload): Use set_unique_reg_note.
5461 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5463 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5464 (ix86_builtin_conversion): New function.
5466 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5469 * tree.h (DECL_REPLACEABLE_P): New macro.
5470 * except.c (set_nothrow_function_flags): Likewise.
5472 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5473 Ira Rosen <irar@il.ibm.com>
5474 Dorit Nuzman <dorit@il.ibm.com>
5476 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5477 * targhooks.c (default_builtin_vectorized_conversion): New.
5478 * targhooks.h (default_builtin_vectorized_function): New declaration.
5479 * target.h (struct vectorize): Add builtin_conversion field.
5480 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5481 stmt_vec_info_type value.
5482 (vectorizable_conversion): New declaration.
5483 * tree-vect-analyze.c (vect_analyze_operations): Add
5484 vectorizable_conversion call.
5485 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5486 * tree-vect-transform.c (vectorizable_conversion): New function.
5487 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5488 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5490 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5491 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5492 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5493 or ALTIVEC_BUILTIN_VCFSX.
5495 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5498 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5499 CONST_DOUBLE and operand 0 is a hard register.
5500 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5501 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5502 is a hard floating-point register.
5504 2007-02-10 Richard Henderson <rth@redhat.com>
5505 Jakub Jelinek <jakub@redhat.com>
5506 Alexandre Oliva <aoliva@redhat.com>
5508 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5509 * builtin-types.def (BT_WORD): Make unsigned.
5510 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5511 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5512 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5513 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5514 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5515 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5517 * expr.c (emutls_var_address): New.
5518 (expand_expr_real_1): Expand emulated tls.
5519 (expand_expr_addr_expr_1): Likewise.
5520 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5521 * output.h (emutls_finish): Declare.
5522 * toplev.c (compile_file): Call it.
5523 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5524 address before wrapping in CONST.
5525 * varasm.c (emutls_htab, emutls_object_type): New.
5526 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5527 (get_emutls_object_name, get_emutls_object_type): New.
5528 (get_emutls_init_templ_addr, emutls_decl): New.
5529 (emutls_common_1, emutls_finish): New.
5530 (assemble_variable): When emulating tls, swap decls; generate
5531 constructor for the emutls objects.
5532 (do_assemble_alias): When emulating tls, swap decl and target name.
5533 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5535 * varpool.c (decide_is_variable_needed): Look at force_output.
5536 Recurse for emulated tls.
5537 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5538 with decide_is_variable_needed.
5539 * emutls.c: New file.
5540 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5541 tls_object for real tls.
5543 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5545 PR rtl-optimization/29599
5546 * reload1.c (eliminate_regs_in_insn): Take the destination
5547 mode into account when computing the offset.
5549 2007-02-09 Stuart Hastings <stuart@apple.com>
5550 Richard Henderson <rth@redhat.com>
5552 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5553 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5554 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5555 fixuns_truncdfhi2): New.
5556 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5557 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5558 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5559 (floatunssidf2): Allow nonimmediate source.
5560 * gcc/config/i386/sse.md (movdi_to_sse): New.
5561 (vec_concatv2di): Drop '*'.
5562 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5563 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5564 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5566 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5567 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5568 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5569 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5570 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5571 ix86_build_const_vector.
5572 (x86_emit_floatuns): Rewrite.
5574 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5576 * genautomata.c (longest_path_length): Delete unused function.
5577 (struct state): Delete unused longest_path_length.
5578 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5579 (get_free_state): Delete unused.
5581 2007-02-09 Jan Hubicka <jh@suse.cz>
5583 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5584 * doc/invoke.texi (inline-unit-growth): Update default value.
5586 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5587 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5588 (rebuild_cgraph_edges): Likewise.
5589 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5590 (dump_cgraph_node): Dump frequencies.
5591 (cgraph_clone_edge): Add frequency scales.
5592 (cgraph_clone_node): Add freuqnecy.
5593 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5594 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5595 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5596 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5597 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5598 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5599 (save_inline_function_body): Likewise.
5600 * ipa-inline.c: inluce rtl.h
5601 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5602 (cgraph_edge_badness): Use frequencies.
5603 (cgraph_decide_recursive_inlining): Update clonning.
5604 (cgraph_decide_inlining_of_small_function): Dump frequency.
5605 * predict.c (estimate_bb_frequencies): Export.
5606 * predict.h (estimate_bb_frequencies): Declare.
5607 * tree-inline.c (copy_bb): Watch overflows.
5608 (expand_call_inline): Update call of cgraph_create_edge.
5609 (optimize_inline_calls): Use TODO flags to update frequnecies.
5610 * passes.h: Include predict.h
5611 (init_optimization_passes): Move profile ahead.
5612 (execute_function_todo): Handle TODO_rebuild_frequencies.
5614 2007-02-09 Roger Sayle <roger@eyesopen.com>
5616 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5617 the insbl or inswl pattern into a register.
5619 2007-02-09 Roger Sayle <roger@eyesopen.com>
5621 * config/ia64/ia64.md (bswapdi2): New define_insn.
5623 2007-02-09 Richard Henderson <rth@redhat.com>
5625 * config/i386/constraints.md (Ym): New constraint.
5626 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5627 (movdi_1_rex64): Split sse and xmm general register moves from
5628 memory move alternatives. Use conditional register constraints.
5629 (movsf_1, movdf_integer): Likewise.
5630 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5631 (movdf_integer_rex64): New.
5632 (pushsf_rex64): Fix output constraints.
5633 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5634 (sse2_stored): Likewise.
5635 (sse2_storeq_rex64): New.
5636 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5637 amd and not generic.
5638 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5639 for optimize_size. Remove SF/DFmode hack.
5641 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5643 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5646 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5647 Richard Sandiford <richard@codesourcery.com>
5649 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5650 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5651 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5652 m68k/t-mlib to tmake_file.
5653 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5654 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5655 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5656 Allow it to be cf or m68k. Set m68k_arch_family. If that
5657 variable is not empty, add t-$m68k_arch_family to tmake_file.
5658 Add t-mlibs to tmake_file.
5659 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5660 * config/m68k/t-cf: New file.
5661 * config/m68k/t-m68k: Likewise.
5662 * config/m68k/t-mlibs: Likewise.
5663 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5664 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5665 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5666 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5667 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5669 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5670 (INSTALL_LIBGCC): Delete.
5671 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5672 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5673 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5674 (M68K_MLIB_CPU): Define.
5675 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5676 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5677 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5679 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5680 Richard Guenther <rguenther@suse.de>
5683 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5684 against INT_MIN/INT_MAX.
5685 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5686 file if a loop is removed.
5688 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5690 * calls.c (store_one_arg): Pass correct alignment to
5691 emit_push_insn for non-BLKmode values.
5692 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5693 unaligned stack slot via a suitably aligned slot.
5695 2007-02-08 DJ Delorie <dj@redhat.com>
5697 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5699 (legal_subregs): Use unsigned char, make const.
5700 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5702 2007-02-08 Paul Brook <paul@codesourcery.com>
5704 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5705 special interworking needed.
5707 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5709 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5710 conditional to __SSE2__.
5711 (Entries below should have been added to first ChangeLog
5712 entry for amdfam10 dated 2007-02-05)
5713 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5715 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5717 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5720 2007-02-08 DJ Delorie <dj@redhat.com>
5722 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5723 * config/m32c/m32c.c (legal_subregs): New.
5724 (m32c_illegal_subreg_p): New.
5725 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5726 unsupported subregs of hard regs.
5728 2007-02-08 Jan Hubicka <jh@suse.cz>
5730 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5731 the same one; always update histograms.
5733 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5735 * passes.c (init_optimization_passes): Tidy comment.
5737 2007-02-08 Roger Sayle <roger@eyesopen.com>
5739 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5740 strip zero_extend, bswap and rotates from POCOUNT's argument.
5741 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5742 zero_extend and rotates from PARITY's argument.
5743 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5744 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5745 of an integer constant at compile-time.
5747 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5750 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5752 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5755 * tree-ssa-live.c (remove_unused_locals): Do not remove
5756 TREE_ADDRESSABLE variables.
5757 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5758 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5759 FOR_CLOBBER. Update all users.
5760 If VAR has an associated alias set, add a virtual operand for
5761 it if no alias is found to conflict with the memory reference.
5763 2007-02-07 Jan Hubicka <jh@suse.cz>
5764 Robert Kidd <rkidd@crhc.uiuc.edu>
5766 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5768 2007-02-07 Ian Lance Taylor <iant@google.com>
5770 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5772 2007-02-07 Roger Sayle <roger@eyesopen.com>
5774 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5775 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5776 tablejumpdi, movsi_to_cr_one): Remove constraints from
5777 define_expand's match_operands.
5779 2007-02-07 Roger Sayle <roger@eyesopen.com>
5781 * global.c (compute_regsets): Move declatation of "i" inside of
5782 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5784 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5787 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5788 of INDIRECT_REF <RESULT_DECL>.
5790 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5792 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5793 Kaz Kojima <kkojima@gcc.gnu.org>
5796 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5798 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5800 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5802 * doc/loop.texi: Document possibility not to perform disambiguation
5803 of loops with multiple latches.
5804 * cfgloopmanip.c (alp_enum_p): Removed.
5805 (add_loop): Handle subloops. Use get_loop_body_with_size.
5806 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5807 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5808 the new forwarder block.
5809 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5810 Handle the case latch is NULL.
5811 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5812 when marking loop exits.
5813 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5815 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5816 disambiguate_loops_with_multiple_latches.
5817 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5818 before fix_loop_structure.
5819 * cfgloop.c: Include pointer-set.h and output.h.
5820 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5821 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5822 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5823 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5824 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5825 disambiguate_multiple_latches, get_loop_body_with_size,
5826 disambiguate_loops_with_multiple_latches): New functions.
5827 (flow_loop_dump): Dump multiple latch edges.
5828 (flow_loop_nodes_find): Handle loops with multiple latches.
5829 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5830 (glb_enum_p): Modified.
5831 (get_loop_body): Use get_loop_body_with_size.
5832 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5833 (AVOID_CFG_MODIFICATIONS): New constant.
5834 (disambiguate_loops_with_multiple_latches, add_loop,
5835 get_loop_body_with_size): Declare.
5836 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5838 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5841 * global.c (compute_regsets): New function.
5842 (global_alloc): Refactored ELIMINABLE_REGSET
5843 and NO_GLOBAL_ALLOC_REGS computation out.
5844 (rest_of_handle_global_alloc): Call compute_regsets()
5845 for non-optimizing case.
5847 2007-02-06 Richard Henderson <rth@redhat.com>
5849 * config/i386/constraints.md (Y2): Rename from Y.
5850 (Yi): New constraint.
5851 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5852 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5853 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5854 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5855 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5856 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5857 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5858 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5859 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5860 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5861 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5862 vec_extractv2si_1): Change Y constraints to Y2.
5863 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5864 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5865 Change Y constraints to Y2.
5866 (sse2_loadld): Change Y constraints to x.
5868 2007-02-06 Roger Sayle <roger@eyesopen.com>
5870 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5871 (parity<mode>2): New define_expand using rs6000_emit_parity.
5872 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5873 rs6000_emit_parity): New functions.
5874 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5875 rs6000_emit_parity): Prototype here.
5877 2007-02-06 Ian Lance Taylor <iant@google.com>
5879 * lower-subreg.c (simple_move_operand): Reject CONST.
5880 (resolve_clobber): Call validate_change rather than directly
5881 assigning to XEXP (pat, 0).
5883 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5885 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5886 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5887 (tree-cfg.o): Remove hashtab.h dependency.
5889 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5890 (struct ivopts_data): Change niters to pointer_map_t.
5891 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5892 (niter_for_exit): Create pointer_map on demand. Change for
5894 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5895 (free_loop_data): Destroy data->niters if created and reset field.
5896 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5897 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5899 * tree-ssa-reassoc.c: Include pointer-set.h.
5900 (bb_rank): Change to long *.
5901 (operand_rank): Change to pointer_map_t.
5902 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5903 (insert_operand_rank): Accept long.
5904 (operand_entry_hash, operand_entry_eq): Remove.
5905 (get_rank): Return long. Adjust for changes above.
5906 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5908 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5910 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5911 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5912 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5914 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5915 directly since it cannot be NULL.
5916 (get_vi_for_tree): Rewrite for pointer_map API.
5917 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5918 (init_alias_vars): Create vi_for_tree as pointer_map.
5919 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5921 * tree-cfg.c: Don't include hashtab.h.
5922 (edge_to_cases): Declare as pointer_map.
5923 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5925 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5926 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5927 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5929 (record_switch_edge): Delete.
5930 (get_cases_for_edge): Adjust for pointer_map API, inline
5931 record_switch_edge (rewritten for new API), remove goto.
5933 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5935 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5936 * tree-nested.c: Include pointer-set.h.
5937 (var_map_elt, var_map_eq, var_map_hash): Delete.
5938 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5940 (nesting_info_bitmap_obstack): New.
5941 (lookup_field_for_decl): Adjust for pointer_map API.
5942 (lookup_tramp_for_decl): Adjust for pointer_map API.
5943 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5944 (get_local_debug_decl): Adjust for pointer_map API.
5945 (convert_nl_goto_reference): Adjust for pointer_map API.
5946 (convert_nl_goto_receiver): Adjust for pointer_map API.
5947 (create_nesting_tree): Create outside GGC space. Create bitmap on
5948 the new obstack. Create field_map and var_map as pointer_maps.
5949 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5951 (lower_nested_functions): Move root here, no need to NULL it.
5952 Initialize and release the obstack.
5954 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5956 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5957 Remove prototypes and make them non-static.
5958 (struct tree_int_map): Remove.
5959 * tree.h (struct tree_int_map): Move here, turning TO into an
5961 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5963 * tree.h (TREE_COMPLEXITY): Remove.
5964 (struct tree_exp): Remove complexity field.
5965 * tree.c (build1_stat): Don't set it.
5967 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5968 Victor Kaplansky <victork@il.ibm.com>
5970 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5971 (vect_is_simple_reduction): Support reduction with induction as
5972 one of the operands.
5973 (vect_is_simple_iv_evolution): Fix formatting.
5974 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5975 formatting. Don't mark induction phis for vectorization.
5976 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5977 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5978 (vect_get_vec_def_for_operand): Support induction.
5979 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5981 (vectorizable_reduction): Support reduction with induction as one of
5983 (vectorizable_type_demotion): Use def-type of stmt argument rather
5984 than dummy def-type.
5986 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5987 flag_tree_scev_cprop.
5988 * common.opt (tree-scev-cprop): New flag.
5990 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5991 call to vect_get_new_vect_var.
5993 2007-02-06 Ira Rosen <irar@il.ibm.com>
5995 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5996 vectype is not NULL.
5997 (vect_pattern_recog_1): Likewise.
5999 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6001 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6002 (fold_negate_expr): Likewise.
6004 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6007 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6008 even if cv-qualification is the same.
6010 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6012 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6013 __enable_execute_stack on completion.
6015 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6017 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6018 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6019 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6020 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6021 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6022 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6023 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6024 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6026 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6028 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6029 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6030 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6031 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6032 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6033 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6034 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6035 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6036 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6037 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6038 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6039 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6040 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6041 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6042 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6043 sqrtextenddfxf2_i387): Added amdfam10_decode.
6045 * config/i386/athlon.md (athlon_idirect_amdfam10,
6046 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6047 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6048 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6049 athlon_ivector_store_amdfam10): New define_insn_reservation.
6050 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6055 * config/i386/athlon.md (athlon_call_amdfam10,
6056 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6057 define_insn_reservation.
6058 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6059 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6060 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6064 * config/i386/athlon.md (athlon_sseld_amdfam10,
6065 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6066 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6068 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6070 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6071 define_insn_reservation.
6072 * config/i386/i386.md (sseins): Added sseins to define_attr type
6073 and define_attr unit.
6074 * config/i386/sse.md: Set type attribute to sseins for insertq
6077 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6079 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6080 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6081 ssecomi_load_amdfam10, ssecomi_amdfam10,
6082 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6083 define_insn_reservation.
6084 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6086 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6088 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6089 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6090 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6091 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6092 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6093 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6094 define_insn_reservation.
6096 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6097 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6098 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6099 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6100 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6104 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6105 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6106 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6107 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6108 athlon_ssemul_load_k8): Added amdfam10.
6110 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6112 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6113 (x86_sse_unaligned_move_optimal): New variable.
6115 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6117 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6118 for unaligned vector SSE double/single precision loads for AMDFAM10.
6120 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6122 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6123 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6124 Define TARGET_CPU_DEFAULT_amdfam10.
6125 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6126 (processor_type): Add PROCESSOR_AMDFAM10.
6128 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6129 processor_type in config/i386/i386.h.
6130 Enable imul peepholes for TARGET_AMDFAM10.
6132 * config.gcc: Add support for --with-cpu option for amdfam10.
6134 * config/i386/i386.c (amdfam10_cost): New variable.
6135 (m_AMDFAM10): New macro.
6136 (m_ATHLON_K8_AMDFAM10): New macro.
6137 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6138 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6139 x86_promote_QImode, x86_integer_DFmode_moves,
6140 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6141 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6142 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6143 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6144 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6145 Enable/disable for amdfam10.
6146 (override_options): Add amdfam10_cost to processor_target_table.
6147 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6148 processor_alias_table.
6149 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6150 (ix86_adjust_cost): Add code for amdfam10.
6152 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6154 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6155 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6156 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6157 * config/i386/i386.h: Add builtin definition for SSE4A.
6158 * config/i386/i386.md: Add support for ABM instructions
6160 * config/i386/sse.md: Add support for SSE4A instructions
6161 (movntss, movntsd, extrq, insertq).
6162 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6163 Add -march=amdfam10 flag.
6164 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6165 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6167 * doc/extend.texi: Add documentation for SSE4A builtins.
6169 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6171 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6173 2007-02-05 Richard Guenther <rguenther@suse.de>
6175 * tree-vectorizer.h (vectorizable_function): Add argument type
6176 argument, change return type.
6177 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6178 * tree-vect-transform.c (vectorizable_function): Handle extra
6179 argument, return vectorized function decl.
6180 (build_vectorized_function_call): Remove.
6181 (vectorizable_call): Handle calls with result and argument types
6182 differing. Handle loop vectorization factor correctly.
6183 * targhooks.c (default_builtin_vectorized_function): Adjust for
6185 * targhooks.h (default_builtin_vectorized_function): Likewise.
6186 * target.h (builtin_vectorized_function): Add argument type
6188 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6189 extra argument, allow vectorizing of lrintf.
6190 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6191 documentation of target hook.
6193 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6196 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6197 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6198 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6200 2007-02-05 Roger Sayle <roger@eyesopen.com>
6202 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6203 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6204 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6205 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6206 before canonicalizing sincos to cexpi.
6207 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6209 2007-02-05 Roger Sayle <roger@eyesopen.com>
6211 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6212 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6213 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6215 2007-02-05 Roger Sayle <roger@eyesopen.com>
6217 * mips-tfile.c (initialize_init_file): Correct endianness test.
6219 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6221 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6224 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6226 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6227 saves in a PARALLEL before the register assignments.
6229 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6231 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6232 DWARF_FRAME_RETURN_COLUMN to be a general register.
6233 * dwarf2out.c (init_return_column_size): New function, split from...
6234 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6235 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6236 to be nongeneral registers.
6237 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6239 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6240 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6242 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6244 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6246 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6248 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6249 (remove_path): Use can_remove_branch_p and remove_branch instead
6250 of loop_delete_branch_edge.
6251 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6252 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6253 Update profile using scale_dominated_blocks_in_loop.
6254 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6255 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6256 (can_remove_branch_p, remove_branch): Declare.
6257 * tree-cfg.c (tree_can_remove_branch_p): New function.
6258 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6259 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6260 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6262 2007-02-05 Jan Hubicka <jh@suse.cz>
6265 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6266 nodes in cgraph, don't remove offline copy of the function.
6268 2007-02-04 Jan Hubicka <jh@suse.cz>
6270 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6271 vectors might cause maybe_lookup_element_for_expr to be called
6272 on non-sra-candidate.
6274 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6276 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6277 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6278 spelling conventions.
6280 2007-02-04 Richard Guenther <rguenther@suse.de>
6283 * fold-const.c (try_move_mult_to_index): Make sure to not
6284 overflow one dimension of a multi-dimensional array access.
6286 2007-02-04 Jan Hubicka <jh@suse.cz>
6288 * passes.c (init_optimization_passes): Reindent.
6290 2007-02-04 Jan Hubicka <jh@suse.cz>
6291 Eric Botcazou <ebotcazou@adacore.com>
6293 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6294 (execute_fixup_cfg): Break out the abnormal goto code.
6295 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6296 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6297 (optimize_inline_calls): Call make_nonlocal_label_edges.
6299 2007-02-04 Jan Hubicka <jh@suse.cz>
6301 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6302 true when something was changed.
6303 (rename_ssa_copies): When something was changed, do
6304 TODO_remove_unused_locals.
6305 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6306 add TODO_remove_unused_locals when instruction was removed.
6308 2007-02-04 Jan Hubicka <jh@suse.cz>
6310 * ipa-inline.c (try_inline): Improve debug output; work on already
6312 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6313 call try_inline for already inlined edges too when flattening;
6314 inline also functions that make callee growth but overall unit size
6317 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6319 * config/m32c/bitops.md, config/m32c/jump.md,
6320 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6321 config/m32r/m32r.h, config/m32r/m32r.md,
6322 config/m32r/predicates.md, config/m68hc11/larith.asm,
6323 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6324 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6325 config/mips/mips-protos.h, config/mips/mips.c,
6326 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6327 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6328 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6329 spelling conventions.
6331 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6332 Follow spelling conventions.
6334 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6336 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6337 warn about C++0x compatibility.
6339 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6341 * config/h8300/h8300.c, config/h8300/h8300.h,
6342 config/h8300/h8300.md: Follow spelling conventions.
6344 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6347 * combine.c (try_combine): Do not substitute source operand
6348 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6350 2007-02-03 Jan Hubicka <jh@suse.cz>
6352 PR gcov-profile/30650
6353 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6354 do not divide by zero for never executed counters.
6355 (tree_find_values_to_profile): Fix counters.
6356 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6358 2007-02-03 Ian Lance Taylor <iant@google.com>
6360 * lower-subreg.c (simple_move_operand): New static function,
6361 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6363 (simple_move): Call simple_move_operand.
6364 (find_decomposable_subregs): Add special handling of MEMs.
6365 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6366 meaning of return value. If we see a hard register, test whether
6367 it can store a word_mode value. Change all callers.
6369 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6371 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6372 ftrapv insns and expanders.
6373 (subdi3): Change define_expand operand 1 to arith11_operand, and
6374 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6375 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6376 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6380 * varasm.c (notice_global_symbol): Treat global objects as weak when
6383 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * emit-rtl.c (dconstpi): Delete.
6387 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6388 * real.h (dconstpi): Delete.
6390 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6391 (fold_builtin_hypot): Likewise.
6393 2007-02-03 Tom Tromey <tromey@redhat.com>
6396 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6397 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6399 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6401 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6402 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6403 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6404 config/rs6000/cell.md, config/rs6000/darwin.h,
6405 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6406 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6407 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6408 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6409 typos. Follow spelling conventions.
6410 * doc/invoke.texi: Follow spelling conventions.
6412 2007-02-03 Roger Sayle <roger@eyesopen.com>
6414 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6415 canonicalization transformations that attempt to simplify integer
6416 constant comparisons to become comparisons against zero.
6418 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6420 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6422 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6423 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6425 2007-02-02 Mike Stump <mrs@apple.com>
6427 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6428 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6429 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6430 generate a branch island.
6432 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6434 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6435 (xtensa_legitimate_address_p): New.
6436 (xtensa_legitimize_address): New.
6437 (xtensa_output_addr_const_extra): New.
6438 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6440 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6441 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6442 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6443 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6444 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6445 (xtensa_legitimize_address): New.
6446 (xtensa_output_addr_const_extra): New.
6448 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6450 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6452 2007-02-02 Ian Lance Taylor <iant@google.com>
6454 * expmed.c (expand_divmod): Add comment.
6456 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6458 * emit-rtl.c (renumber_insns): Remove.
6459 * flags.h: Remove the extern for flag_renumber_insns.
6460 * rtl.h: Remove the prototype for renumber_insns.
6461 * toplev.c (flag_renumber_insns): Remove.
6463 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6465 Revert for x86 darwin:
6466 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6468 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6469 code before the following patch under TARGET_MACHO.
6470 (ix86_function_value_regno_p): Likewise.
6472 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6474 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6477 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6480 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6481 general or fp registers. Add comments.
6482 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6484 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6486 * pointer-set.c (insert_aux): Only return insertion slot.
6487 (pointer_set_insert): Adjust.
6488 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6489 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6490 pointer_map_traverse): New.
6491 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6492 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6493 pointer_map_contains, pointer_map_traverse): Declare.
6495 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6498 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6499 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6501 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6503 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6505 (struct _dep): New type.
6506 (dep_t): New typedef.
6507 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6508 (DEP_STATUS): New access macro. The macro with the same name was
6509 renamed to DEP_LINK_STATUS.
6510 (dep_init): Declare function
6512 (struct _dep_link): New type.
6513 (dep_link_t): New typedef.
6514 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6515 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6516 (DEP_LINK_STATUS): New macro.
6517 (debug_dep_links): New debug function.
6519 (struct _deps_list): New type.
6520 (deps_list_t): New typedef.
6521 (DEPS_LIST_FIRST): New access macro.
6522 (FOR_EACH_DEP_LINK): New cycle macro.
6523 (create_deps_list, free_deps_list, delete_deps_list): Declare
6525 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6526 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6527 (copy_deps_list_change_con): Ditto.
6529 (move_dep_link): Declare function.
6531 (struct _dep_node): New type.
6532 (dep_node_t): New typedef.
6533 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6535 (struct haifa_insn_data.back_deps): New field to hold backward
6536 dependencies of the insn.
6537 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6539 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6540 Change its type to deps_list_t.
6541 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6542 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6543 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6545 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6547 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6549 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6551 (dep_cost): Declare.
6553 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6554 (ds_to_dk, dk_to_ds): New functions.
6556 (init_dep_1): New static function.
6557 (init_dep): New function.
6558 (copy_dep): New static function.
6560 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6562 (detach_dep_link): New static function.
6563 (move_dep_link): New function.
6565 (dep_links_consistent_p, dump_dep_links): New static functions.
6566 (debug_dep_links): New debugging function.
6568 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6570 (alloc_deps_list, init_deps_list): New static functions.
6571 (create_deps_list): New function.
6572 (clear_deps_list): New static function.
6573 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6574 (deps_list_consistent_p, dump_deps_list): New static functions.
6575 (debug_deps_list): New function.
6576 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6578 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6580 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6581 use new scheduler dependencies lists.
6582 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6583 (sched_analyze): Ditto. Initialize dependencies lists.
6584 (add_forw_dep, compute_forward_dependences): Update to use new
6585 scheduler dependencies lists.
6587 (init_dependency_caches): Init deps_obstack.
6588 (free_dependency_caches): Free deps_obstack.
6590 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6591 new scheduler dependencies lists.
6592 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6593 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6595 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6596 Update to use new scheduler dependencies lists.
6597 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6598 (debug_dependencies): Ditto.
6599 (schedule_region): Update comments.
6601 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6602 scheduler dependencies lists.
6603 (schedule_ebb): Update comments.
6605 * rtl.def (DEPS_LIST): Remove.
6607 * lists.c (unused_deps_list): Remove.
6608 (free_list): Update assertions.
6610 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6611 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6613 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6614 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6616 * haifa-sched.c (comments): Update.
6617 (insn_cost1): Remove. Inline the code into insn_cost ().
6618 (insn_cost): Update to use new scheduler dependencies lists. Move
6619 processing of the dependency cost to dep_cost ().
6620 (dep_cost): New function. Use it instead of insn_cost () when
6621 evaluating cost of the dependency. Use compatible interface to
6622 interact with the target.
6623 (priority): Update to use new scheduler dependencies lists.
6624 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6625 with greater number of insns that depend on the insn.
6626 (schedule_insn): Update to use new scheduler dependencies lists. Add
6627 code to free backward dependencies lists. Inline and optimize code
6628 from resolve_dep () - see PR28071.
6629 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6630 lists. Update call to targetm.sched.is_costly_dependence hook.
6632 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6633 scheduler dependencies lists.
6635 (resolve_dep): Remove. Move the logic to schedule_insn ().
6636 (init_h_i_d): Initialize dependencies lists.
6638 (process_insn_depend_be_in_spec): Rename to
6639 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6641 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6642 Update to use new scheduler dependencies lists.
6643 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6645 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6646 new scheduler dependencies lists.
6647 (build_intra_loop_deps): Ditto.
6649 * target.h (struct _dep): Declare to use in
6650 gcc_target.sched.is_costly_dependence.
6651 (struct gcc_target.sched.adjust_cost): Fix typo.
6652 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6653 single dep_t parameter instead of an equivalent triad.
6654 (struct gcc_target.sched.adjust_cost_2): Remove.
6656 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6658 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6660 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6662 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6664 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6665 (REG_DEP_TRUE): Document.
6667 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6668 Change signature to correspond to the targetm.sched.adjust_cost hook.
6669 Update use in TARGET_SCHED_ADJUST_COST_2.
6670 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6671 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6672 new scheduler dependencies lists.
6673 (ia64_gen_check): Ditto.
6675 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6678 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6679 signature to correspond to the targetm.sched.is_costly_dependence hook.
6680 (is_costly_group): Update to use new scheduler dependencies lists.
6682 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6683 instead of INSN_COST () macro.
6685 2007-02-01 Ian Lance Taylor <iant@google.com>
6687 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6689 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6691 * pa.md (tp_load): Correct mfctl instruction syntax.
6693 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6695 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6696 altivec_padding_size calculation on AIX. Improve comment, add
6697 assert to verify that it's right.
6699 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6702 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6705 * global.c (global_alloc): Add mising initialization of
6708 2007-02-01 Roger Sayle <roger@eyesopen.com>
6710 * alias.c (init_alias_analysis): Correct whitespace.
6711 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6712 partition_hot_cold_basic_blocks): Likewise.
6713 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6714 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6715 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6716 fold_builtin_snprintf_chk, fold_builtin_printf,
6717 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6718 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6719 * cfgcleanup.c (cleanup_cfg): Likewise.
6720 * cfgexpand.c (tree_expand_cfg): Likewise.
6721 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6722 * function.c (get_next_funcdef_no): Likewise.
6723 * gengtype.c (main): Likewise.
6724 * genmodes.c (main): Likewise.
6725 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6726 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6727 * ifcvt.c (noce_emit_move_insn): Likewise.
6728 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6730 * stor-layout.c (get_best_mode): Likewise.
6731 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6732 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6733 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6734 perform_var_substitution, solve_graph): Likewise.
6735 * tree-vrp.c (vrp_finalize): Likewise.
6737 2007-02-01 Ian Lance Taylor <iant@google.com>
6739 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6740 high part of a paradoxical subreg, return a constant zero.
6742 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6744 * toplev.c (lang_dependent_init): Call init_set_costs.
6745 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6747 2007-02-01 Richard Guenther <rguenther@suse.de>
6750 * fold-const.c (fold_negate_expr): Allow negating a
6751 constant if overflow does not change.
6753 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6755 * doc/c-tree.texi (Expression trees): Improve markup.
6756 * doc/tm.texi (Register Classes, Addressing Modes)
6757 (Floating Point): Fix spacing after abbreviations. Fix some
6760 2007-02-01 Ben Elliston <bje@au.ibm.com>
6762 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6763 * doc/contrib.texi: Likewise.
6764 * doc/install.texi: Likewise.
6766 2007-01-31 Richard Henderson <rth@redhat.com>
6767 Ian Lance Taylor <iant@google.com>
6769 * lower-subreg.c: New file.
6770 * rtl.def (CONCATN): Define.
6771 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6773 * emit-rtl.c (update_reg_offset): New static function, broken out
6774 of gen_rtx_REG_offset.
6775 (gen_rtx_REG_offset): Call update_reg_offset.
6776 (gen_reg_rtx_offset): New function.
6777 * regclass.c: Revert patch of 2006-03-05, restoring
6779 (clear_reg_info_regno): New function.
6780 * dwarf2out.c (concatn_loc_descriptor): New static function.
6781 (loc_descriptor): Handle CONCATN.
6782 * common.opt (fsplit_wide_types): New option.
6783 * opts.c (decode_options): Set flag_split_wide_types when
6785 * timevar.def (TV_LOWER_SUBREG): Define.
6786 * rtl.h (gen_reg_rtx_offset): Declare.
6787 (reg_scan_update): Declare.
6788 * regs.h (clear_reg_info_regno): Declare.
6789 * tree-pass.h (pass_lower_subreg): Declare.
6790 (pass_lower_subreg2): Declare.
6791 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6792 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6794 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6795 * Makefile.in (OBJS-common): Add lower-subreg.o.
6796 (lower-subreg.o): New target.
6798 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6800 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6802 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6805 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6807 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6812 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6814 * cfgloop.h: Include vec-prim.h.
6815 (enum li_flags): Remove LI_ONLY_OLD.
6816 (loop_iterator): Changed.
6817 (fel_next, fel_init): Iterate over loop tree.
6818 (FOR_EACH_LOOP_BREAK): New macro.
6819 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6821 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6822 * modulo-sched.c (sms_schedule): Ditto.
6823 * tree-vectorizer.c (vectorize_loops): Ditto.
6824 * doc/loop.texi: Update information on loop numbering and behavior of
6825 FOR_EACH_LOOP wrto new loops.
6826 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6827 add_to_evolution_1): Test nestedness of loops instead of comparing
6829 * tree-chrec.c (chrec_fold_plus_poly_poly,
6830 chrec_fold_multiply_poly_poly, chrec_evaluate,
6831 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6832 reset_evolution_in_loop): Ditto.
6833 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6835 2007-01-31 Dirk Mueller <dmueller@suse.de>
6837 * c-common.c (warn_about_parentheses): Separate warning about
6838 un-parenthized sequence of comparison operators from the one
6839 which is supposed to warn about x <= y <= z.
6841 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6843 * optabs.h (enum optab_index): Add new OTI_isinf.
6844 (isinf_optab): Define corresponding macro.
6845 * optabs.c (init_optabs): Initialize isinf_optab.
6846 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6848 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6849 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6851 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6852 expand_builtin_interclass_mathfn.
6853 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6854 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6855 (fxam<mode>2_i387): New insn pattern.
6856 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6857 built-in functions as x87 inline asm.
6859 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6861 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6863 2007-01-30 Eric Christopher <echristo@apple.com>
6865 * config.gcc: Add geode.
6867 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6869 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6870 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6871 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6872 value-prof.c: Fix comment typos.
6874 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6877 * doc/invoke.texi (Wpointer-arith): Document warning.
6879 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6881 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6882 the list of discrepancies from the draft TR.
6884 2007-01-30 Dirk Mueller <dmueller@suse.de>
6887 * doc/invoke.texi (-Wreturn-type): Update description to
6890 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6892 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6894 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6896 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6897 to handle optabs that operate on floating point input argument and
6898 output to integer output.
6899 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6900 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6901 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6902 expand_builtin_interclass_mathfn ().
6903 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6905 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6906 ilogbl built-in functions as x87 intrinsics.
6908 2007-01-30 Richard Guenther <rguenther@suse.de>
6911 * dwarf2out.c (reference_to_unused): Query varpool if the
6912 variable was output.
6914 2007-01-30 Richard Guenther <rguenther@suse.de>
6917 * passes.c (execute_one_pass): Reset in_gimple_form to not
6918 confuse non-unit-at-a-time mode.
6920 2007-01-29 Roger Sayle <roger@eyesopen.com>
6921 Richard Guenther <rguenther@suse.de>
6923 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6924 avoid undefined behaviour on overflow. Use force_fit_type_double
6925 to construct the constant with the specified TREE_OVERFLOW.
6927 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6929 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6930 * config/dfp-bit.h: Ditto.
6932 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6934 * c-decl.c (pop_scope): Replace warnings with call to
6935 warn_for_unused_label.
6936 * c-common.h (warn_for_unused_label): Declare.
6937 * c-common.c (warn_for_unused_label): Define.
6939 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6941 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6944 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6946 * Makefile.in (USER_H): Remove decfloat.h.
6947 * ginclude/decfloat.h: Delete, moving contents to ...
6948 * ginclude/float.h: Add support for decimal floating point,
6949 guarded by __STDC_WANT_DEC_FP__.
6951 2007-01-29 Mike Stump <mrs@apple.com>
6953 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6954 Analysis and Representation to resolve case insensitive conflict.
6955 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6957 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6959 * tree.h (struct tree_memory_tag): Add aliases member.
6960 (MTAG_ALIASES): New macro.
6961 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6962 (add_may_alias): Remove pointer-set. Update for may_aliases being
6964 (mark_aliases_call_clobbered): Update for may_aliases being a
6966 (compute_tag_properties): Ditto.
6967 (create_partition_for): Ditto.
6968 (compute_memory_partitions): Ditto.
6969 (dump_may_aliases_for): Ditto.
6970 (is_aliased_with): Ditto.
6971 (add_may_alias_for_new_tag): Ditto.
6972 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6973 (compute_is_aliased): New function.
6974 (compute_may_aliases): Call compute_is_aliased).
6975 (init_alias_info): Initialize alias_bitmap_obstack.
6976 (union_alias_set_into): New function.
6977 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6978 (have_common_aliases_p): Rewrite to take two bitmaps and use
6980 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6982 (finalize_ref_all_pointers): Update for add_may_alias changes.
6983 (new_type_alias): Ditto.
6984 * tree-flow-inline.h (may_aliases): Return a bitmap.
6985 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6986 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6987 may_aliases being a bitmap.
6988 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6989 may_aliases now returns a bitmap.
6990 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6992 * tree-ssa-operands.c (add_virtual_operand): Update for
6993 may_aliases being a bitmap.
6995 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6997 PR tree-optimization/30630
6998 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6999 variable as changed.
7001 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7004 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7005 expanded only once even if an error occurs.
7007 2007-01-29 Ben Elliston <bje@au.ibm.com>
7009 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7010 (__gcov_average_profiler): Likewise.
7011 (__gcov_ior_profiler): Likewise.
7012 (__gcov_merge_ior): Likewise.
7014 2007-01-28 Jan Hubicka <jh@suse.cz>
7016 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7017 * value-prof.c (stringop_block_profile): Likewise.
7019 2007-01-28 Jan Hubicka <jh@suse.cz>
7021 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7022 variant handling histograms; add wrapper.
7023 (clear_storage_via_libcall): Export.
7024 (emit_block_move_hints): Break out from ...; add histograms.
7025 (emit_block_move): ... this one.
7026 (clear_storage_hints): Break out from ...; add histograms.
7027 (clear_storage): ... this one.
7028 (set_storage_via_memset): Handle histogram.
7029 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7030 (clear_storage_hints, clear_storage_via_libcall): Declare.
7031 (set_storage_via_setmem): Update prototype.
7032 * doc/md.texi (movmem, setmem): Document new arguments.
7034 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7036 (stringop_block_profile): New global function.
7037 (tree_stringops_values_to_profile): Profile block size and alignment.
7038 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7040 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7041 (stringop_block_profile): Declare.
7042 * builtins.c: Include value-prof.h.
7043 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7044 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7045 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7046 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7047 * profile.c (instrument_values): Add new counters.
7048 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7050 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7051 (tree_init_edge_profiler): Build new profilers.
7052 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7053 (pass_tree_profile): Add dump.
7054 (tree_profile_hooks): Update.
7055 * Makefile.in (LIBGCOV): Add new constants.
7056 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7057 __gcov_ior_profiler): New.
7058 * i386.md (movmem/setmem expanders): Add new optional arguments.
7060 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7062 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7064 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7066 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7067 (tree_unswitch_single_loop): Pass eni_size_weights to
7068 tree_num_loop_insns.
7069 * tree-ssa-loop-manip.c: Include tree-inline.h.
7070 (can_unroll_loop_p): Pass eni_size_weights to
7071 tree_num_loop_insns.
7072 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7073 Pass eni_size_weights to estimate_num_insns.
7074 * tree.h (init_inline_once): Export.
7075 * toplev.c (backend_init): Call init_inline_once.
7076 * cgraphunit.c (cgraph_process_new_functions,
7077 cgraph_analyze_function): Pass eni_inlining_weights to
7079 * ipa-inline.c (compute_inline_parameters): Ditto.
7080 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7081 to estimate_num_insns.
7082 (try_unroll_loop_completely): Pass eni_size_weights to
7083 tree_num_loop_insns.
7084 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7085 ot estimate_num_insns.
7086 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7087 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7088 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7089 eni_time_weights): New variables.
7090 (init_inline_once): Initialize them.
7091 (struct eni_data): Mew.
7092 (estimate_num_insns_1, estimate_num_insns): Use weights.
7093 * tree-inline.h (struct eni_weights_d): New.
7094 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7095 (estimate_num_insns): Declaration changed.
7096 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7097 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7098 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7100 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7102 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7103 relations in the conflict function is valid.
7105 2007-01-27 Ian Lance Taylor <iant@google.com>
7107 * common.opt: Add fstrict-overflow.
7108 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7109 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7110 (TYPE_OVERFLOW_UNDEFINED): Define.
7111 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7113 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7114 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7115 (fold_negate_expr): Likewise.
7116 (make_range): Likewise.
7117 (extract_muldiv_1): Likewise.
7118 (maybe_canonicalize_comparison): Likewise.
7119 (fold_comparison): Likewise.
7120 (fold_binary): Likewise.
7121 (tree_expr_nonnegative_p): Likewise.
7122 (tree_expr_nonzero_p): Likewise.
7123 * tree-vrp.c (compare_values): Likewise.
7124 (extract_range_from_binary_expr): Likewise.
7125 (extract_range_from_unary_expr): Likewise.
7126 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7128 (nowrap_type_p): Likewise.
7129 * tree-scalar-evolution.c (simple_iv): Likewise.
7130 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7131 (build_range_check): Likewise.
7132 (extract_muldiv_1): Likewise.
7133 (fold_comparison): Likewise.
7134 * tree-vrp.c (vrp_int_const_binop): Likewise.
7135 (extract_range_from_unary_expr): Likewise.
7136 * convert.c (convert_to_integer): Likewise.
7137 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7138 (fold_comparison): Likewise.
7139 (fold_binary): Likewise.
7140 * optabs.c (optab_for_tree_code): Likewise.
7141 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7142 * simplify-rtx.c (simplify_const_relational_operation): Check
7143 flag_strict_overflow and flag_trapv.
7144 (simplify_const_relational_operation): Likewise.
7145 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7146 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7149 2007-01-27 Roger Sayle <roger@eyesopen.com>
7151 * tree.c (tree_fold_gcd): Delete.
7152 * tree.h (tree_fold_gcd): Remove prototype.
7153 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7154 test whether one constant integer is a multiple of another. Instead
7155 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7156 * fold-const.c (multiple_of_p): We've determined both TOP and
7157 BOTTOM are integer constants so we can call int_const_binop directly
7158 instead of the more generic const_binop.
7160 2007-01-27 Roger Sayle <roger@eyesopen.com>
7162 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7163 1*X check that the constant hasn't overflowed, to preserve the
7165 (round_up): Provide an efficient implementation when rouding-up an
7166 INTEGER_CST to a power-of-two.
7168 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7170 * doc/sourcebuild.texi: Add comma for clarity.
7171 * doc/extend.texi: Fix some typos.
7172 * doc/passes.texi: Likewise.
7173 * doc/cppinternals.texi: Likewise.
7174 * doc/c-tree.texi: Likewise.
7175 * doc/tree-ssa.texi: Likewise.
7176 * doc/install.texi: Likewise.
7178 2007-01-27 Jan Hubicka <jh@suse.cz>
7180 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7181 (pass_sra): Do not require alias information.
7182 * passes.c (init_optimization_passes): Add SRA
7184 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7186 * tracer.c (rest_of_handle_tracer): We already cleaned
7187 up the CFG in tracer() so don't do it here again.
7188 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7189 cleanup_cfg here, either. And don't call renumber_insns.
7191 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7192 and BB_HEAD are in the insn stream here. Instead make sure
7193 that BB_INSN is valid on all insns. Also, do check here that
7194 there are no pending branch predictions...
7195 (rtl_verify_flow_info): ...instead of doing it here. Checks
7196 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7199 2007-01-26 Roger Sayle <roger@eyesopen.com>
7201 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7202 function to simplify/factorize operand order canonicalization.
7203 (ix86_fixup_binary_operands): Reorganize using the above function.
7204 (ix86_binary_operator_ok): Likewise.
7206 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7208 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7209 file scope from optimize_attrs.
7210 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7212 (optimize_attrs): Clear insn_code_values after freeing it.
7214 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7216 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7217 a parts.base assignment.
7219 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7221 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7222 (compute_subscript_distance, initialize_data_dependence_relation,
7223 finalize_ddr_dependent, analyze_ziv_subscript,
7224 analyze_siv_subscript_cst_affine,
7225 compute_overlap_steps_for_affine_univar,
7226 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7227 analyze_siv_subscript, analyze_miv_subscript,
7228 analyze_overlapping_iterations, subscript_dependence_tester_1,
7229 compute_self_dependence, free_dependence_relation): Work
7230 with affine_fn instead of chrecs.
7231 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7232 common_affine_function, affine_function_base,
7233 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7234 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7235 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7236 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7237 (all_chrecs_equal_p): Removed.
7238 * tree-data-ref.h (affine_fn, conflict_function): New types.
7239 (struct subscript): Change type of conflicting_iterations_in_a
7240 and conflicting_iterations_in_b.
7242 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7245 * config/pa/pa.h (TARGET_HPUX_11): New.
7246 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7247 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7249 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7250 Richard Guenther <rguenther@suse.de>
7252 * tree-ssa-structalias.c (solve_graph): Handle case
7253 we merged the variable to another.
7255 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7257 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7260 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7261 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7263 2007-01-25 DJ Delorie <dj@redhat.com>
7265 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7266 allow changes to modes which don't fit in those registers.
7268 * reload1.c (choose_reload_regs): Check for invalid subregs before
7269 computing their locations, not after.
7271 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7274 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7275 save Altivec registers in an eh_return function.
7276 (compute_vrsave_mask): Likewise.
7277 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7278 for saving Altivec registers.
7279 (rs6000_emit_prologue): Don't allocate stack twice in
7280 eh_return function. Correct expected value of altivec_save_offset
7281 when using save_world. Describe save of R0 to stack when using
7282 save_world. Describe stack pointer adjustment when using
7283 save_world. Remove duplicated eh_return parameter register saving.
7284 Update sp_offset variable after save_world.
7285 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7287 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7288 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7291 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7293 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7295 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7298 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7299 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7301 2007-01-25 Richard Guenther <rguenther@suse.de>
7303 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7304 * common.opt (-Wcoverage-mismatch): New warning option.
7305 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7306 if -Wcoverage-mismatch is given.
7308 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7310 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7311 (ipcp_driver): Change to static definition.
7312 Add dumping of the ifunctions.
7313 (constant_val_insert): Remove unused parameter. Support for SSA.
7314 (ipcp_propagate_const): Support for SSA.
7315 (ipcp_profile_bb_print): Print only analyzed nodes.
7316 (ipcp_replace_map_create): Remove support for Fortran constant
7318 * ipa-prop.c (ipa_method_modify_stmt,
7319 ipa_callsite_compute_param): Support for SSA.
7320 * ipa-prop.h (ipcp_driver): Remove declaration.
7321 (IS_VALID_TREE_MAP_INDEX): Add define.
7323 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7325 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7327 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7330 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7331 constant argument to cabs and do it without checking for
7332 -funsafe-math-optimizations.
7334 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7336 * c-common.h (RID_FIRST_CXX0X): New.
7337 (RID_LAST_CXX0X): New.
7338 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7340 * c.opt (Wc++0x-compat): New.
7341 * doc/invoke.texi (-Wc++0x-compat): Document.
7343 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * builtins.c (fold_builtin_carg): New.
7346 (fold_builtin_1): Use it.
7348 2007-01-24 Jan Hubicka <jh@suse.cz>
7350 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7352 * ipa-inline.c (initial_insns, max_insns): Delete.
7353 (compute_max_insns): New function.
7354 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7355 of insns as base for code growth.
7356 (cgraph_decide_inlining): Make initial_insns local; do not compute
7358 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7359 * doc/invoke.texi (inline-unit-growth): Update docs.
7361 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7363 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7364 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7365 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7366 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7367 for CPUs that have PTA_CX16 set.
7370 * gimplify.c (omp_check_private): New function.
7371 (gimplify_scan_omp_clauses): Use it for
7372 firstprivate/lastprivate/reduction.
7375 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7376 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7379 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7380 If lower_lastprivate_clauses emits some statements, append them
7381 to dlist rather than body_p and to body_p append an initializer.
7382 (lower_omp_for): Adjust caller.
7384 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7386 * target.h (globalize_decl_name): New.
7387 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7388 * output.h (default_globalize_decl_name): New.
7389 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7391 (globalize_decl): Ditto.
7392 (default_globalize_decl_name): New.
7393 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7394 (ia64_handle_version_id_attribute): New.
7395 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7396 (ia64_asm_output_external): Use globalize_decl_name instead
7398 * doc/extend.texi (version_id): New pragma.
7399 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7401 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7403 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7404 _uleb128_t and _Unwind_SWord with _sleb128_t.
7405 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7406 uw_frame_state_for, uw_update_context_1): Likewise.
7407 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7408 * unwind-pe.h (read_uleb128, read_sleb128,
7409 read_encoded_value_with_base): Likewise.
7410 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7412 2007-01-24 Richard Guenther <rguenther@suse.de>
7414 * builtins.c (expand_builtin_cexpi): Get the fndecl
7415 for cexp in the correct way.
7417 2007-01-24 Jan Hubicka <jh@suse.cz>
7419 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7421 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7423 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7424 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7425 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7426 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7427 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7428 __SIZEOF_PTRDIFF_T__.
7429 * doc/cpp.texi: Documentation for the new builtin macros added.
7431 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7434 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7435 instead of operands[2] to avoid access past the end of array.
7437 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7439 * reload1.c (emit_reload_insns): Pass the reload register
7440 for a non-spill output reload through forget_old_reloads_1.
7442 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7444 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7445 _SOFT_DOUBLE if doubles use software floating-point.
7446 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7447 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7448 * config/rs6000/darwin-ldouble.c: Also compile functions for
7449 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7450 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7451 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7452 commented-out long double override.
7453 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7454 * config/rs6000/eabispe.h: Likewise.
7455 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7456 long double for non-SPE.
7457 (rs6000_handle_option): Likewise.
7458 (invalid_e500_subreg): Disallow more subregs involding DImode,
7459 DFmode, TImode or TFmode.
7460 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7462 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7464 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7465 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7467 (rs6000_legitimate_address): Also check for TFmode for E500
7469 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7470 (spe_build_register_parallel): Handle TFmode and TCmode.
7471 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7473 (function_arg): Handle TFmode and TCmode for E500 double.
7474 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7476 (print_operand): Handle TFmode and TImode for %y.
7477 (rs6000_generate_compare): Handle TFmode comparisons for E500
7479 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7480 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7481 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7482 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7483 TFmode for E500 double.
7484 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7485 (floatsidf2): Enable for E500 double.
7486 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7487 (extenddftf2): Change to extenddftf2_fprs.
7488 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7489 depending on TARGET_E500_DOUBLE.
7490 (extendsftf2): Enable for E500 double.
7491 (trunctfdf2): Enable for E500 double.
7492 (trunctfsf2): Change to trunctfsf2_fprs.
7493 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7494 depending on TARGET_E500_DOUBLE.
7495 (floatsitf2): Enable for E500 double.
7496 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7497 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7498 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7499 (negtf2): Change to negtf2_internal.
7500 (negtf2): New expander.
7501 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7502 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7503 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7504 (movdi_internal32): Use rs6000_nonimmediate_operand.
7505 (unnamed splitter): Likewise.
7506 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7507 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7508 (SPE64TF, DITI): New mode macros.
7509 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7512 (frob_<mode>_di_2): New.
7513 (frob_tf_di_8_2): New.
7514 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7516 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7518 (frob_ti_<mode>_8_2): New.
7519 (frob_ti_tf_2): New.
7520 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7521 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7523 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7524 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7525 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7526 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7527 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7528 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7531 2007-01-23 Ian Lance Taylor <iant@google.com>
7533 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7535 (OBJS-archive): Reformat, alphabetize.
7536 (OBJS): Change out_object_file to OBJS-md.
7538 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7541 JUMP_P and CALL_P predicates where applicable.
7542 * config/i386/i386.c: Ditto.
7543 * config/i386/i386.md: Ditto.
7544 * config/i386/mmx.md: Ditto.
7545 * config/i386/predicates.md: Ditto.
7547 2007-01-22 Andreas Schwab <schwab@suse.de>
7549 * config/m68k/m68k.h: Fix comment.
7551 2007-01-22 Jan Hubicka <jh@suse.cz>
7553 * passes.c (init_optimization_passes): Do not rerun
7554 pass_early_warn_uninitialized.
7556 2007-01-22 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/30038
7559 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7561 (execute_cse_sincos_1): Likewise.
7562 (execute_cse_sincos): Likewise.
7563 (gate_cse_sincos): Likewise.
7564 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7565 the cexpi() canonicalization of sincos().
7566 * tree-pass.h (pass_cse_sincos): Declare.
7567 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7569 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7571 PR rtl-optimization/29329
7572 * combine.c (replaced_rhs_insn): Rename to i2mod.
7573 (replaced_rhs_value): Rename to i2mod_new_rhs.
7574 (i2mod_old_rhs): New global variable.
7575 (combine_instructions): Adjust for above change. Save a copy of
7576 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7577 note are substituted in the second instruction.
7578 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7579 ditch the note if it pertains to the second eliminated register
7580 and this register is mentioned in i2mod_old_rhs.
7583 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7585 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7586 the insn to which the note was originally attached.
7588 2007-01-21 Jan Hubicka <jh@suse.cz>
7590 * ipa-inline.c (inlining_mode): Comment, move up.
7591 (cgraph_decide_inlining_incrementally): Do not perform inlining
7592 itself; fix handling of flattening of self recursive functions.
7593 (cgraph_find_cycles): Remove.
7594 (cgraph_flatten_node): Remove.
7595 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7596 (try_inline): New function.
7597 (cgraph_early_inlining): Update call of
7598 cgraph_decide_inlining_incrementally. Apply inlining here.
7599 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7601 2007-01-21 Dirk Mueller <dmueller@suse.de>
7604 * tree-vrp.c (check_array_bounds): do not warn
7605 about ADDR_EXPR's of ARRAY_REF's which are immediately
7606 used in binary expressions.
7608 2007-01-21 Ira Rosen <irar@il.ibm.com>
7610 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7611 read_write_dep and macros for its access.
7612 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7613 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7614 argument, call vect_check_interleaving for every independent pair of
7615 data-refs. Mark loads that access the same memory location as a store
7617 (vect_check_dependences): Remove.
7618 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7619 call, fix the call to vect_analyze_data_ref_dependence.
7620 (vect_analyze_data_ref_access): For statements that access the same
7621 data-ref, check that they are not stores; for loads, check that there
7622 is no store that access the same location.
7624 2007-01-20 Roger Sayle <roger@eyesopen.com>
7625 Joseph Myers <joseph@codesourcery.com>
7627 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7628 (-fdump-rtl-stack): Likewise.
7629 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7630 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7631 (-mpt-fixed): Use @minus{} for minus sign.
7632 (Using Precompiled Headers): Fix under/overfull hbox.
7634 2007-01-20 Jan Hubicka <jh@suse.cz>
7636 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7637 place within annotation.
7639 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7641 * pa.c (output_move_double): Change array size of xoperands to 4.
7643 2007-01-20 Jan Hubicka <jh@suse.cz>
7645 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7648 2007-01-19 Ian Lance Taylor <iant@google.com>
7650 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7651 constant to unsigned HOST_WIDE_INT before negating.
7653 2007-01-19 Ian Lance Taylor <iant@google.com>
7655 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7657 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7658 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7659 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7660 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7661 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7662 (realloc_vdef, realloc_vuse): Change second parameter to
7664 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7666 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7667 unsigned. Change x and lim locals to unsigned.
7668 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7670 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7671 (copy_virtual_operands): Change i and n locals to unsigned.
7673 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7676 * builtins.c (fold_builtin_1): Handle builtin fdim.
7678 2007-01-20 Jan Hubicka <jh@suse.cz>
7680 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7681 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7682 init_alias_heapvars.
7683 (init_alias_heapvars): Initialize only when not already initialized.
7684 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7686 2007-01-19 Roger Sayle <roger@eyesopen.com>
7688 * common.opt (fsigned-zeros): New command line option.
7689 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7690 of flag_unsafe_math_optimizations.
7691 * opts.c (set_fast_math_flags): The -ffast-math command line option
7692 implies -fno-signed-zeros.
7693 (fast_math_flags_set_p): Likewise.
7695 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7696 the documentation of -ffast-math appropriately. Wrap long lines.
7698 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7700 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7701 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7703 2007-01-19 Tomas Bily <tbily@suse.cz>
7705 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7707 (tree_init_ic_make_global_vars): New function
7708 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7709 (tree_gen_ic_profiler): New function
7710 (tree_gen_ic_func_profiler): New function
7711 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7712 (tree_profile_hooks): Added hook for indirec/virtual calls
7713 * value-prof.c (tree_find_values_to_profile): New case for
7715 (tree_values_to_profile): Call for determining indirect/virtual
7717 (tree_indirect_call_to_profile): New function
7718 (tree_ic_transform): New function
7719 (tree_ic): New function
7720 (find_func_by_pid): New function
7721 (init_pid_map): New function
7722 (tree_value_profile_transformations): Added check for
7723 indirect/virtual call transformation
7724 * value-prof.h (enum hist_type): New counter type for
7725 indirect/virtual calls
7726 (profile_hooks): Added new hook for profiling indirect/virtual
7728 * profile.c (instrument_values): New case for indirect/virtual
7730 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7731 (GCOV_COUNTER_V_INDIR): New counter type
7732 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7733 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7735 * cgraph.c: Definition of cgraph_max_pid
7736 (cgraph_create_node): Default init of pid attribute
7737 * cgraph.h: Declaration of cgraph_max_pid
7738 (struct cgraph_node): Added pid attribute
7739 * libgcov.c (__gcov_indirect_call_profiler): New function
7740 (__gcov_one_value_profiler_body): New function
7741 (__gcov_one_value_profiler): Body was moved to
7742 __gcov_one_value_profiler_body and calls it
7744 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7746 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7747 * gengtype.c (write_types_data, write_func_for_structure,
7748 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7749 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7750 (walk_type, write_func_for_structure): Generate the mark_hook if
7753 2007-01-19 Jan Hubicka <jh@suse.cz>
7755 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7756 'early' argument take inlining mode argument specifying whether to
7757 inline for size/speeed or all functions; add support for flattening;
7759 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7761 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7764 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7765 the name of the declared identifier.
7767 2007-01-19 Dirk Mueller <dmueller@suse.de>
7769 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7770 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7771 duplicate evaluation.
7773 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7776 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7777 to XFMode, use acosxf2 and truncate result to requested mode.
7778 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7779 (asin<mode>2): Similarly, with asin expanders.
7780 (*fscalexf4_i387): Rename from *fscalexf4.
7781 (expNcorexf3): New expander.
7782 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7783 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7784 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7785 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7786 patterns for SSE math.
7787 (exp10<mode>2): Similarly, with exp10 expanders.
7788 (exp2<mode>2): Similarly, with exp2 expanders.
7789 (expm1<mode>2): Similarly, with expm1 expanders.
7790 (ldexp<mode>3): Similarly, with ldexp expanders.
7791 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7792 Use gen_truncxf<mode>2_i387_noop to truncate result.
7794 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7796 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7797 for ColdFire targets.
7799 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7800 Richard Sandiford <richard@codesourcery.com>
7802 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7803 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7804 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7805 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7806 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7807 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7809 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7811 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7812 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7813 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7814 (*adddi_dilshr32_cf): New pattern.
7815 (adddi3, subdi3): Remove first alternatives.
7817 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7819 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7820 implemented using move.l, do not use its cc result for floating-point
7823 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7825 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7826 from accepting 's' constraints if flag_pic.
7828 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7830 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7831 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7832 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7833 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7835 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7837 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7838 ColdFire alternatives.
7839 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7840 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7841 architectures that support ff1 instruction.
7843 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7844 Julian Brown <julian@codesourcery.com>
7846 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7847 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7848 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7851 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7853 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7855 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7856 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7857 HOST_WIDE_INT instead of an rtx.
7858 (m68k_rtx_costs): Update call accordingly.
7859 (output_move_const_into_data_reg): Likewise. Fix formatting.
7860 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7862 (output_move_simode_const): Update calls after above changes.
7863 Rework to use automatic variables and predicates like MEM_P.
7864 * config/m68k/m68k.md (pushexthisi_const): Update call to
7867 2007-01-19 Dirk Mueller <dmueller@suse.de>
7869 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7872 2007-01-19 Richard Guenther <rguenther@suse.de>
7874 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7875 via cexp in case sincos is not available.
7877 2007-01-19 Richard Guenther <rguenther@suse.de>
7879 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7880 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7881 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7882 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7883 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7884 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7885 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7886 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7888 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7890 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7892 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7893 (atan2xf3): Directly generate RTL pattern.
7894 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7895 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7896 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7897 disable patterns for SSE math.
7898 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7899 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7900 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7901 disable patterns for SSE math.
7903 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7905 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7907 2007-01-18 Roger Sayle <roger@eyesopen.com>
7909 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7910 VIEW_CONVERT_EXPR to the same type as it's operand.
7912 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7914 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7915 configured for long double 128.
7917 2007-01-18 Mike Stump <mrs@apple.com>
7919 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7922 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7924 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7927 2007-01-18 Jan Hubicka <jh@suse.cz>
7929 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7930 greater than NUM_VOP_FREE_BUCKETS.
7932 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7934 * tree-ssa-structalias.c: Update comments.
7935 (ptabitmap_obstack): Removed.
7937 (oldpta_obstack): Ditto.
7938 (stats): Add a few members.
7939 (struct variable_info): Remove node, complex, address_taken, and
7940 indirect_target members. Add oldsolution member.
7941 (new_var_info): Do not initialize removed members.
7942 (constraint_expr_type): Remove INCLUDES.
7943 (constraint_graph): Add size, implicit_preds, rep,
7944 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7945 (FIRST_REF_NODE): New macro.
7946 (LAST_REF_NODE): Ditto.
7947 (FIRST_ADDR_NODE): Ditto.
7948 (find): New function.
7950 (dump_constraint): Do not handle INCLUDES.
7951 (insert_into_complex): Do not insert duplicate constraints.
7952 (condense_varmap_nodes): Renamed and rewritten into ...
7953 (merge_node_constraints): This. Also fix bug in handling of
7954 offseted copy constraints.
7955 (clear_edges_for_node): No longer need to deal with preds at all,
7956 or removing associated preds/succs.
7957 (merge_graph_nodes): Deal with indirect_cycles.
7958 Don't deal with predecessors.
7959 (add_implicit_graph_edge): New function.
7960 (add_pred_graph_edge): Ditto.
7961 (add_graph_edge): Don't deal with predecessors.
7962 (build_constraint_graph): Removed.
7963 (build_pred_graph): New function.
7964 (build_succ_graph): Ditto.
7965 (struct scc_info): Removed in_component. Added roots, dfs, and
7966 node_mapping. Remove visited_index, unification_queue.
7967 (scc_visit): Deal with union-find we do now.
7968 Deal with cycles with REF nodes.
7969 (collapse_nodes): Renamed and rewritten to ...
7970 (unify_nodes): This.
7971 (process_unification_queue): Removed.
7972 (topo_visit): Cleanup
7973 (do_da_constraint): Use find.
7974 (do_sd_constraint): Ditto.
7975 (do_ds_constraint): Ditto.
7976 (do_complex_constraint): Ditto.
7977 (init_scc_info): Update for removed and added members.
7978 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7979 (find_indirect_cycles): This.
7980 (equivalence_class): New variable.
7981 (label_visit): New function.
7982 (perform_variable_substitution): Rewritten.
7983 (free_var_substitution_info): New function.
7984 (find_equivalent_node): Ditto.
7985 (move_complex_constraints): Ditto.
7986 (eliminate_indirect_cycles): Ditto.
7987 (solve_graph): Only propagate changed bits.
7988 Use indirect cycle elimination.
7990 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7991 (tree_id_eq): Renamed to ...
7992 (tree_vi_eq): This. Update for member change
7993 (insert_id_for_tree): Renamed and rewritten to ...
7994 (insert_vi_for_tree): This.
7995 (lookup_id_for_tree): Renamed and rewritten to ...
7996 (lookup_vi_for_tree): This.
7997 (get_id_for_tree): Renamed and rewritten to ...
7998 (get_vi_for_tree): Ditto.
7999 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8000 (process_constraint): Don't handle INCLUDES.
8001 Remove special ADDRESSOF case.
8002 (find_func_aliases): Rewrite to use vi functions instead of id
8004 (create_function_info_for): Ditto.
8005 (create_variable_info_for): Ditto.
8006 (intra_create_variable_infos): Ditto.
8007 (merge_smts_into): Ditto.
8008 (find_what_p_points_to): Ditto.
8009 (init_base_vars): Ditto.
8010 (init_alias_vars): Ditto.
8011 (remove_preds_and_fake_succs): New function.
8012 (dump_sa_points_to_info): Dump new stats.
8013 (dump_solution_for_var): Use find.
8014 (set_used_smts): Fix formatting.
8015 (compute_points_to_sets): Updated for new functions.
8016 (ipa_pta_execute): Ditto.
8018 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8019 Richard Sandiford <richard@codesourcery.com>
8021 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8023 * calls.c (expand_call): If the return value is a PARALLEL,
8024 extract its first member.
8025 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8026 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8027 use FUNCTION_EXTRA_EPILOGUE.
8028 (m68k_function_value): Return a PARALLEL if the return value
8029 is of a pointer type.
8030 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8031 (FUNCTION_EXTRA_EPILOGUE): Remove.
8032 * config/m68k/m68k.md (D0_REG): New constant.
8034 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8036 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8037 output a NOP for empty epilogues.
8039 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8041 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8042 before function. Extend register save check to include all
8043 registers, not just integer ones.
8045 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8047 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8048 (m68k_use_return_insn): ...this.
8049 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8050 * config/m68k/m68k.c (use_return_insn): Rename to...
8051 (m68k_use_return_insn): ...this.
8052 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8055 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8057 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8058 nearest even, fix denormal rounding overflow.
8060 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8062 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8063 f%$smove and f%$move.
8064 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8065 (extendsfdf2_cf): Use fdmove instead of f%&move.
8066 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8067 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8069 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8071 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8074 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8076 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8077 (coldfire_single_format): Declare.
8078 (coldfire_double_format): Likewise.
8079 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8080 of qnan_msb_set to determine the lower bits of a canonical
8082 (encode_ieee_double): Likewise.
8083 (encode_ieee_quad): Likewise.
8084 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8085 (mips_single_format): Likewise.
8086 (ieee_double_format): Likewise.
8087 (mips_double_format): Likewise.
8088 (ieee_extended_motorola_format): Likewise.
8089 (ieee_extended_intel_96_format): Likewise.
8090 (ieee_extended_intel_128_format): Likewise.
8091 (ieee_extended_intel_96_round_53_format): Likewise.
8092 (ibm_extended_format): Likewise.
8093 (mips_extended_format): Likewise.
8094 (ieee_quad_format): Likewise.
8095 (mips_quad_format): Likewise.
8096 (vax_f_format): Likewise.
8097 (vax_d_format): Likewise.
8098 (vax_g_format): Likewise.
8099 (i370_single_format): Likewise.
8100 (i370_double_format): Likewise.
8101 (decimal_single_format): Likewise.
8102 (decimal_double_format): Likewise.
8103 (decimal_quad_format): Likewise.
8104 (c4x_single_format): Likewise.
8105 (c4x_extended_format): Likewise.
8106 (real_internal_format): Likewise.
8107 (coldfire_single_format): New real_format.
8108 (coldfire_double_format): Likewise.
8109 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8110 canonical_nan_lsbs_set.
8111 (pdp11_d_format): Likewise.
8112 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8113 if TARGET_COLDFIRE_CPU.
8115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8117 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8118 (output_call, m68k_legitimize_call_address): Declare.
8119 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8120 parenthesees. Add support for a 'W' constraint.
8121 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8122 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8123 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8124 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8126 (override_options): Initialize them. Do not set flag_no_function_cse
8127 for TARGET_ID_SHARED_LIBRARY.
8128 (m68k_output_pic_call): Delete.
8129 (m68k_legitimize_call_address): New function.
8130 (print_operand): Remove the %o prefix. Handle the %p prefix.
8131 (output_call): New function.
8132 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8133 target address from the GOT if symbolic jumps are not allowed.
8134 * config/m68k/m68k.md (call, general_operand): Do not set
8135 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8136 Merge separate flag_pic and !flag_pic define_insns into...
8137 (*call, *call_value): ...these new patterns. Match the address
8138 rather than the containing MEM and require it to be a call_operand.
8139 Use output_call to generate the asm template.
8140 * config/m68k/predicates.md (const_call_operand): New predicate.
8141 (call_operand): Likewise.
8143 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8145 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8146 (STACK_GROWS_DOWNWARD): Define to 1.
8147 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8148 comments, emphasizing that these values are only defaults.
8149 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8150 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8154 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8156 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8157 Richard Sandiford <richard@codesourcery.com>
8159 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8160 (FP_REGNO_P): New macros.
8161 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8162 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8163 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8164 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8166 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8168 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8169 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8171 * config/m68k/t-floatlib: New file, extracting common code from...
8172 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8173 * config/m68k/t-uclinux: Here.
8174 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8175 routines on ColdFire targets.
8177 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8179 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8180 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8181 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8182 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8183 explicitly set MOTOROLA to 1.
8184 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8187 Nathan Sidwell <nathan@codesourcery.com>
8189 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8190 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8191 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8192 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8193 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8194 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8195 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8196 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8197 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8198 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8199 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8200 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8201 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8202 (DBX_REGISTER_NUMBER): Delete.
8203 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8204 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8205 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8207 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8209 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8210 * config/flat.h: New file.
8211 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8213 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8214 indirect references for -msep-data or -mid-shared-library.
8215 Do not use PC-relative code addresses either.
8216 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8218 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8219 for shared libraries and crt1.o for executables. Use crti.o and
8221 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8222 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8223 Do not add -elf2flt or -shared-lib-id options here.
8224 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8225 Pass -shared-lib-id if -mid-shared-library, taking the library
8226 identifier from -mshared-library-id if given, otherwise
8228 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8229 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8230 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8231 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8232 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8233 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8235 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8236 jump sequence for ISA A and ISA A+.
8237 (PICJUMP): Likewise.
8239 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8241 * config.gcc (m68k-*-uclinux*): Base the port on the common
8242 and m68k GNU/Linux files rather than on the generic ELF ones.
8243 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8244 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8246 2007-01-18 Julian Brown <julian@codesourcery.com>
8247 Richard Sandiford <richard@codesourcery.com>
8249 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8250 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8251 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8253 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8255 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8257 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8259 * doc/install.texi: Document m68k-uclinuxoldabi.
8260 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8261 * config/m68k/uclinux-oldabi.h: New file, copied from
8262 config/m68k/uclinux.h.
8264 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8266 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8267 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8268 (m32r_compute_frame_size): Use unsigned for regno.
8269 (m32r_reload_lr): Use gen_frame_mem.
8271 (m32r_output_function_epilogue): Don't output the function epilogue
8273 (m32r_expand_epilogue): New.
8274 (direct_return): Return false if the function has the interrupt
8276 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8277 * config/m32r/m32r.md (epilogue): New expander.
8278 (return_lr, return_rte): New insns.
8279 (return): Make it expander.
8280 (return_normal): New expander.
8282 2007-01-18 Josh Conner <jconner@apple.com>
8285 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8286 support for UNLE, UNLT, UNGE, and UNGT.
8288 2007-01-18 Jan Hubicka <jh@suse.cz>
8290 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8291 * tree-tailcall (add_virtual_phis): Likewise.
8292 (optimize_tail_call): Return TODOs.
8293 (execute_tail_calls): Return TODOs.
8294 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8295 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8297 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8298 Cleanup cfg using TODO.
8299 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8300 * passes.c (execute_function_todo): When cleanup did something, remove
8302 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8303 (make_edges): Don't cleanup_cfg.
8305 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8307 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8308 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8309 operate on the top of stack.
8310 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8311 register handling of instructions that output to the second
8313 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8314 (move_for_stack_reg): Special-case check for dead destination
8315 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8317 * config/i386/i386.md (UNSPEC_TAN): New constant.
8318 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8319 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8320 to correctly model move of constant 1.0 to top stack slot.
8321 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8322 (unnamed peephole2 pattern): Remove corresponding peephole2
8323 pattern that optimizes tan insn and loading of constant 1.0.
8324 (tanxf2): Use fptanxf4_i387.
8325 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8326 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8327 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8328 disable patterns for SSE math.
8329 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8330 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8332 2007-01-18 Dirk Mueller <dmueller@suse.de>
8333 Richard Guenther <rguenther@suse.de>
8336 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8337 * common.opt (Warray-bounds): Add new warning option.
8338 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8340 * Makefile.in: make tree-vrp.o depend on toplev.h
8341 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8343 (check_array_refs, check_array_bounds, check_array_ref): New.
8345 2007-01-18 Jan Hubicka <jh@suse.cz>
8347 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8348 (execute_ssa_ccp): Return flags conditionally.
8349 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8351 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8353 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8355 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8356 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8358 * Makefile.c (GTFILES): Add cfglayout.h.
8359 * gengtype.c (open_base_files): Likewise.
8360 * cfglayout.c (cfg_layout_function_footer,
8361 cfg_layout_function_header) Reindent to make gengtype happy.
8362 * cfglayout.h (cfg_layout_function_footer,
8363 cfg_layout_function_header): Add GTY(()) marker.
8365 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8367 2007-01-18 Ben Elliston <bje@au.ibm.com>
8369 * genautomata.c (write_automata): Include xstrerror output in the
8370 error message if writing the DFA description file fails.
8372 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/mips/mips-protos.h (mips_output_external): Make it
8376 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8377 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8378 (extern_list): Likewise.
8379 (extern_head): Likewise.
8380 (TARGET_ASM_FILE_END): Likewise.
8381 (mips_file_end): Likewise.
8382 (mips_output_external): Rewritten.
8384 2007-01-18 Ben Elliston <bje@au.ibm.com>
8386 * genpreds.c (write_insn_preds_c): Only write out the function
8387 body for regclass_for_constraint if we have register constraints.
8389 2007-01-17 Tom Tromey <tromey@redhat.com>
8391 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8392 * doc/install.texi (Testing): Use sourceware.org.
8393 (Binaries): Likewise.
8394 (Specific): Likewise.
8395 * doc/contrib.texi (Contributors): Use sourceware.org.
8397 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8399 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8400 (AVR_ENHANCED): Rename to ...
8401 (AVR_HAVE_MUL): ... new.
8402 (avr_enhanced_p): Rename to ...
8403 (avr_have_mul_p): ... new.
8404 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8405 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8406 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8407 (avr_have_mul_p): ... new.
8408 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8409 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8410 'avr_enhanced_p' and 'enhanced'.
8411 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8412 AVR_HAVE_MUL instead of AVR_ENHANCED.
8413 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8414 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8415 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8416 instead of AVR_ENHANCED.
8417 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8418 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8419 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8421 2007-01-17 Ian Lance Taylor <iant@google.com>
8423 * vec.h (VEC_reserve_exact): Define.
8424 (vec_gc_p_reserve_exact): Declare.
8425 (vec_gc_o_reserve_exact): Declare.
8426 (vec_heap_p_reserve_exact): Declare.
8427 (vec_heap_o_reserve_exact): Declare.
8428 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8430 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8432 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8433 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8434 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8435 * vec.c (calculate_allocation): Add exact parameter. Change all
8437 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8438 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8439 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8440 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8441 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8442 (vec_heap_p_reserve_exact): New function.
8443 (vec_heap_o_reserve_exact): New function.
8445 2007-01-17 Jan Hubicka <jh@suse.cz>
8447 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8449 2007-01-17 Eric Christopher <echristo@apple.com>
8451 * config.gcc: Support core2 processor.
8453 2007-01-16 Jan Hubicka <jh@suse.cz>
8455 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8456 the names, just unlink the chain so we don't crash on dangling pointers
8459 2007-01-16 Jan Hubicka <jh@suse.cz>
8461 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8462 * tree-pass.h: Reorder to make IPA passes appear toegher.
8463 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8464 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8465 parameters, do not call early inliner.
8466 * ipa-inline.c: Update comments. Include tree-flow.h
8467 (cgraph_decide_inlining): Do not compute inlining parameters.
8468 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8469 be called with function context set up.
8470 (pass_ipa_inline): Remove unreachable functions before pass.
8471 (cgraph_early_inlining): Simplify assuming to be called from the
8473 (pass_early_inline): New pass.
8474 (cgraph_gate_ipa_early_inlining): New gate.
8475 (pass_ipa_early_inline): Turn into simple wrapper.
8476 (compute_inline_parameters): New function.
8477 (gate_inline_passes): New gate.
8478 (pass_inline_parameters): New pass.
8479 (apply_inline): Move here from tree-optimize.c
8480 (pass_apply_inline): New pass.
8481 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8483 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8485 (tree_function_versioning): Do not allocate dummy struct function.
8486 * tree-inline.h (optimize_inline_calls): Update prototype.
8487 * tree-optimize.c (execute_fixup_cfg): Export.
8488 (pass_fixup_cfg): Remove
8489 (tree_rest_of_compilation): Do not apply inlines.
8490 * tree-flow.h (execute_fixup_cfg): Declare.
8491 * Makefile.in (gt-passes.c): New.
8492 * passes.c: Include gt-passes.h
8493 (init_optimization_passes): New passes.
8494 (nnodes, order): New static vars.
8495 (do_per_function_toporder): New function.
8496 (execute_one_pass): Dump current pass here.
8497 (execute_ipa_pass_list): Don't dump current pass here.
8499 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8501 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8502 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8504 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8506 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8507 (strong_alias): Define.
8508 (__gcc_qmul): Provide non-FMA for soft-float.
8514 (__gcc_qunord): New.
8524 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8525 soft-float functions.
8526 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8527 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8528 about long double soft float.
8530 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8531 Tehila Meyzels <tehila@il.ibm.com>
8533 * tree-vectorizer.h (is_pattern_stmt_p): New.
8534 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8535 formatting (tabs instead of spaces). Cleanup and clarify setting
8536 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8537 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8538 (vectorizable_type_demotion): Check that types are integral.
8539 (vectorizable_type_promotion): Likewise.
8540 (vectorizable_store): Fix typo. Eliminate new-line at end of
8543 2007-01-16 Jan Hubicka <jh@suse.cz>
8545 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8548 2007-01-15 Eric Christopher <echristo@apple.com>
8550 * ifcvt.c: Include vec.h, vecprim.h.
8551 (check_cond_move_block): New argument regs.
8552 Reorganize. Add registers used to regs.
8553 (cond_move_process_if_block): Use regs set above as
8556 2007-01-15 Eric Christopher <echristo@apple.com>
8558 * config/darwin.h: Update copyright.
8559 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8560 (LINK_COMMAND_SPEC): Add -u.
8561 (LINK_SPEC): Fix umbrella for above.
8563 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8565 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8568 2007-01-15 Tom Tromey <tromey@redhat.com>
8570 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8571 * doc/install.texi (Testing): Don't mention jacks.
8572 (Configuration): Document --enable-java-maintainer-mode. Move
8573 --with-java-home to libgcj-specific section. Document
8575 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8577 2007-01-15 Jan Hubicka <jh@suse.cz>
8579 * tree-ssa-dce.c (DCE_TODOs): New.
8580 (propagate_necessity): Return if something changed.
8581 (eliminate_unnecessary_stmts): Likewise.
8582 (perform_tree_ssa_dce): Return TODO flags when needed.
8583 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8585 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8588 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8589 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8590 patterns using X87MODEF12 mode macro. Extend operand 1
8591 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8592 (log10<mode>2): Ditto.
8593 (log2<mode>2): Ditto.
8594 (log1p<mode>2): Ditto.
8595 (logb<mode>2): Ditto.
8596 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8597 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8598 (*fxtractxf3_i387): Rename from *fxtractxf3.
8599 (fxtract_extend<mode>xf3_i387): New insn pattern.
8600 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8601 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8602 and gen_fyl2xxf3_i387().
8604 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8606 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8607 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8608 get_loop_exit_edges. Changed return type to bool.
8609 * cfgloop.h (fix_loop_placement): Declaration removed.
8611 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8613 * param.h (MIN_VECT_LOOP_BOUND): New.
8614 * params.def (MIN_VECT_LOOP_BOUND): New.
8615 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8616 argument - minimum threshold for number of iterations.
8617 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8618 argument to declaration.
8619 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8620 MIN_VECT_LOOP_BOUND.
8621 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8622 slpeel_tree_peel_loop_to_edge with additional argument.
8623 (vect_do_peeling_for_alignment): Likewise.
8624 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8626 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8629 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8632 2007-01-14 Jan Hubicka <jh@suse.cz>
8634 * tree-dfa.c (remove_referenced_var): New function.
8635 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8636 prune referenced vars list too.
8637 * tree-flow.h (remove_referenced_var): Declare.
8639 2007-01-14 Jan Hubicka <jh@suse.cz>
8641 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8643 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8644 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8645 * except.h (verify_eh_throw_table_statements): Kill prototype.
8646 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8647 into call exrepssions.
8648 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8650 * tree-cfg.c: Include pointer-set.h.
8651 (verify_node_sharing): Work on pointer set.
8652 (verify_eh_throw_stmt_node): New.
8653 (verify_stmts): Use pointers sets, verify throw_stmt.
8655 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8657 * ipa-reference.c (analyze_function): Consider also addresses taken
8660 2007-01-12 Roger Sayle <roger@eyesopen.com>
8662 * c-typeck.c (null_pointer_constant_p): Replace use of
8663 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8664 (build_c_cast): Likewise.
8666 2007-01-12 Roger Sayle <roger@eyesopen.com>
8668 * tree.h (force_fit_type_double): Remove unused final argument.
8669 * c-common.c (constant_expression_warning): Replace use of
8670 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8671 (convert_and_check): Likewise.
8672 (shorten_compare): Update call to force_fit_type_double.
8673 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8674 * convert.c (convert_to_pointer): Update call to
8675 force_fit_type_double.
8676 * fold-const.c (force_fit_type_double): Remove overflowed_const
8678 (int_const_binop, fold_convert_const_int_from_int,
8679 fold_convert_const_int_from_real, fold_div_compare,
8680 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8681 fold_abs_const, fold_not_const): Remove the final argument from
8682 calls to force_fit_type_double.
8684 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8686 * configure.ac: Set insn to "nop" for spu-*-* also.
8687 * configure: Regenerate.
8689 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8691 * builtins.def : Add BUILT_IN_FREE.
8693 2007-01-12 Jan Hubicka <jh@suse.cz>
8695 PR tree-optimization/30443
8696 * tree-inline.c (tree_function_versioning): Do not optimize when
8697 cloning for inlining.
8699 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8701 * doc/loop.texi: Document recording of loop exits.
8702 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8703 (update_single_exits_after_duplication,
8704 update_single_exit_for_duplicated_loop,
8705 update_single_exit_for_duplicated_loops): Removed.
8706 (duplicate_loop_to_header_edge): Do not call
8707 update_single_exits_after_duplication and
8708 update_single_exit_for_duplicated_loops.
8709 (loop_version): Do not update single_exit information.
8710 (fix_loop_structure): Use record_loop_exits instead of
8711 mark_single_exit_loops.
8712 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8713 the lists of loop exits.
8714 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8715 split_edge, merge_blocks): Update the lists of loop exits.
8716 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8717 loop_optimizer_init.
8718 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8719 of mark_single_exit_loops.
8720 (loop_optimizer_finalize): Call release_recorded_exits.
8721 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8722 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8723 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8724 update single exit information.
8725 * lambda-code.c (perfect_nestify): Ditto.
8726 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8727 (mark_single_exit_loops): Removed.
8728 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8729 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8730 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8732 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8733 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8734 (verify_loop_structure): Verify consistency of the exit lists.
8735 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8736 (set_single_exit): Removed.
8737 * cfgloop.h (struct loop_exit): New function.
8738 (struct loop): single_exit_ field replaced by exits field.
8739 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8740 (struct loops): Added exits hash.
8741 (mark_single_exit_loops, set_single_exit): Declaration removed.
8742 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8744 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8746 * doc/invoke.texi: Avoid use of @headitem.
8748 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8750 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8752 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8754 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8757 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8758 Richard Sandiford <richard@codesourcery.com>
8760 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8761 * config/m68k/m68k.opt: Resort options.
8762 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8764 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8765 Richard Sandiford <richard@codesourcery.com>
8767 * doc/invoke.texi: Document the macros that are defined by
8768 m68k's -mtune and -mhard-float options.
8769 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8770 (m68k_cpp_cpu_family): Likewise.
8771 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8772 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8773 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8774 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8775 (m68k_cpp_cpu_family): Likewise.
8777 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8779 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8780 macros besides mc68000 as tuning macros. Use a switch statement
8781 to set them and mcpu32.
8783 2007-01-12 Julian Brown <julian@codesourcery.com>
8785 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8786 (TARGET_68040_ONLY): Rename to...
8787 (TARGET_68040): ...this.
8788 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8789 * config/m68k/m68k.md: Likewise.
8791 2007-01-12 Julian Brown <julian@codesourcery.com>
8792 Nathan Sidwell <nathan@codesourcery.com>
8793 Richard Sandiford <richard@codesourcery.com>
8795 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8796 the -mcpu= argument associated with the --with-cpu setting.
8797 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8798 if different from the one implied by the -mcpu setting.
8799 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8800 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8801 * doc/invoke.texi: Mention ColdFire in the introduction to the
8802 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8803 -mno-div and -mhard-float options. Make -m68881 a synonym for
8804 -mhard-float. Document the previously-undocumented -m5206e,
8805 -m528x, -m5307 and -m5407 options. Tweak the existing option
8806 documentation for consistency.
8807 * doc/install.texi: Mention new --with-cpu arguments.
8808 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8809 default CPU if neither -mcpu nor -march are specified.
8810 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8811 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8812 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8813 using m68k_tune to decide between families that implement the
8814 same ISA. Use m68k_tune to set __mcfv4e__.
8815 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8816 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8817 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8818 (FL_ISA_C, FL_ISA_MMU): New macros.
8819 (MASK_COLDFIRE): Delete.
8820 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8821 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8822 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8823 (TARGET_HARD_FLOAT): Do not define here.
8824 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8825 (TUNE_68000): New macro.
8826 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8827 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8828 (TUNE_CFV2): Redefine in terms of m68k_tune.
8829 (uarch_type, target_device, fpu_type): New enums.
8830 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8831 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8832 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8833 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8834 (FL_FOR_isa_c): New macros.
8835 (m68k_isa): New enum.
8836 (m68k_target_selection): New structure.
8837 (all_devices, all_isas, all_microarchs): New tables.
8838 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8839 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8840 (MASK_ALL_CPU_BITS): Delete.
8841 (m68k_find_selection): New function.
8842 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8843 Map the legacy target options to a combination of the new ones.
8844 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8845 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8846 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8848 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8849 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8851 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8852 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8853 * config/m68k/m68k-devices.def: New file.
8855 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8856 Nathan Sidwell <nathan@codesourcery.com>
8858 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8859 (SUBTARGET_EXTRA_SPECS): New macros.
8860 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8861 use %(asm_cpu_spec) instead.
8862 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8863 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8864 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8865 (EXTRA_SPECS): Rename to...
8866 (SUBTARGET_EXTRA_SPECS): ...this.
8868 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8869 Richard Sandiford <richard@codesourcery.com>
8870 Julian Brown <julian@codesourcery.com>
8872 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8873 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8874 to the configuration's default CPU.
8875 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8876 Remove default masks.
8877 (m680[012]0-*-*): Set the default with_cpu to the first part of
8879 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8880 (m68k*-*-linux): Extend the --with-cpu handling to...
8881 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8882 and m68010. Don't set target_cpu_default2.
8883 * doc/install.texi: Document --with-cpu for m68k.
8884 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8885 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8886 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8887 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8888 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8889 (ASM_SPEC): Remove use of %(asm_cpu_default).
8890 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8891 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8892 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8893 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8894 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8895 (TARGET_DEFAULT): Delete.
8896 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8897 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8898 (CPP_CPU_SPEC): Delete.
8899 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8900 the appropriate string.
8901 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8902 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8903 (ASM_SPEC): Don't use %(asm_default_spec).
8904 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8905 TARGET_DEFAULT and add MASK_68881.
8906 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8908 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8910 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8911 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8912 MASK_68010 alongside MASK_68020.
8913 * doc/invoke.texi: Document -m68010.
8914 * config/m68k/m68k.opt (m68010): New.
8915 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8917 (TUNE_68010): New macro.
8918 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8919 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8920 (M68K_CPU_m68332): Add MASK_68010.
8921 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8922 fallback definition.
8923 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8925 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8926 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8927 to all entries that use MASK_68020.
8928 (output_move_simode_const, output_move_himode, output_move_qimode)
8929 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8930 instead of TARGET_68020 to select clr behavior. Remove comment
8931 about there being no TARGET_68010.
8932 * config/m68k/m68k.md: Likewise throughout.
8934 2007-01-12 Julian Brown <julian@codesourcery.com>
8936 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8937 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8938 * config/m68k/m68k.md: Likewise.
8940 2007-01-12 Julian Brown <julian@codesourcery.com>
8942 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8943 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8945 2007-01-12 Julian Brown <julian@codesourcery.com>
8947 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8948 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8949 * config/m68k/m68k.md: Likewise.
8951 2007-01-12 Julian Brown <julian@codesourcery.com>
8952 Richard Sandiford <richard@codesourcery.com>
8954 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8955 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8956 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8958 (TARGET_CPU32): Rename to...
8959 (TUNE_CPU32): ...this.
8960 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8961 (TUNE_CFV2): New macros.
8962 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8963 remove conditions that are implied by TARGET_68020.
8964 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8965 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8966 (m68k_output_function_epilogue): Likewise.
8967 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8968 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8969 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8970 non-68000 timings. Refactor multiplication and division costs.
8971 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8972 TUNE_CPU32 instead of TARGET_CPU32.
8973 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8974 and TUNE_68060 instead of TARGET_68060.
8975 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8976 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8978 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8979 && !TARGET_COLDFIRE" to choose between moveq and clr.
8980 Likewise in the unnamed movsf pattern.
8981 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8982 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8987 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8988 of tabbing before backslashes.
8990 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8992 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8993 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8994 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8996 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8998 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8999 find_interesting_uses_cond.
9000 (find_interesting_uses_cond): Use extract_cond_operands.
9001 (rewrite_use_compare): Use extract_cond_operands and
9002 force_gimple_operand_bsi. Do not call update_stmt.
9003 (determine_use_iv_cost_condition): Use extract_cond_operands.
9004 Return cheaper of using original bound and changing the exit bound.
9006 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9008 PR tree-optimization/29516
9009 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9010 most_expensive_mult_to_index, addr_to_parts,
9011 create_mem_ref, maybe_fold_tmr): Make the type of
9012 fields of TARGET_MEM_REF sizetype.
9013 (move_fixed_address_to_symbol, move_pointer_to_base):
9015 * tree.def (TARGET_MEM_REF): Add comment on types of
9018 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9020 * c-common.c (vector_types_convertible_p): Treat opaque types as
9021 always convertible if they have the same size, but not otherwise.
9023 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9025 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9026 Remove the b_unconditional field.
9027 (noce_try_sign_mask): Do not look at b_unconditional.
9028 (noce_process_if_block): Do not use merge_if_blocks. Update
9029 the CFG here. Do not set b_unconditional.
9030 (cond_move_process_if_block): Likewise.
9031 (find_cond_trap): Likewise.
9032 (check_cond_move_block): Require simple jump insns at the end
9035 2007-01-11 Jan Hubicka <jh@suse.cz>
9037 PR tree-optimization/1046
9038 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9039 when alias info is not ready.
9040 (pass_tail_recursion): Do not require aliasing.
9041 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9042 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9043 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9044 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9045 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9046 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9047 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9049 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9050 When aliasing is not build, mark statement as volatile.
9052 2007-01-11 Tom Tromey <tromey@redhat.com>
9054 PR preprocessor/15185, PR preprocessor/20989:
9055 * doc/cppopts.texi <-MT>: Update description of algorithm for
9056 computing default target.
9057 <-M, -MD>: Reword "basename" text.
9059 2007-01-11 Roger Sayle <roger@eyesopen.com>
9061 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9062 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9063 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9064 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9065 fold_builtin_bswap, real_constp, fold_builtin_pow,
9066 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9067 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9068 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9069 * convert.c (convert_to_pointer): Likewise.
9070 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9071 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9072 const_binop, fold_convert_const_int_from_int,
9073 fold_convert_const_int_from_real,
9074 fold_convert_const_real_from_real, sign_bit_p,
9075 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9076 fold_sign_changed_comparison, fold_unary, fold_comparison,
9077 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9078 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9079 * print-tree.c (print_node_brief, print_node): Likewise.
9080 * stor-layout.c (place_field, layout_type): Likewise.
9081 * tree-chrec.c (keep_cast): Likewise.
9082 * tree.c (build_vector, build_real, build_real_from_int_cst,
9083 build_complex): Likewise.
9085 2007-01-11 Roger Sayle <roger@eyesopen.com>
9087 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9088 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9090 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9092 * configure.ac (strict1_warn): Rename to strict_warn.
9093 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9094 cc_set_by_configure, quoted_cc_set_by_configure,
9095 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9096 all_boot_languages, all_stagestuff): Remove.
9097 (target_list): Remove bootstrap targets.
9098 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9099 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9100 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9101 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9102 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9103 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9104 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9105 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9106 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9107 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9108 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9109 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9110 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9111 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9112 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9113 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9114 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9115 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9116 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9117 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9118 (mostlyclean): Adjust.
9119 (clean, distclean): Don't mention bootstrap stuff.
9120 * configure: Regenerate.
9121 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9122 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9123 treelang/config-lang.in (stagestuff): Remove.
9124 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9125 stageprofile, stagefeedback, stagestuff): Remove mention.
9127 2007-01-11 Nick Clifton <nickc@redhat.com>
9129 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9131 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9132 (mcore_arith_K_S_operand): Run the test for the S constraint not
9133 the test for the M constraint.
9134 (mcore_addsub_operand): Do not accept integer values that are
9135 larger than 32 bits.
9136 * config/mcore/mcore.md: Remove unused constraints from split.
9137 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9139 (allocate_stack): Likewise.
9140 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9141 operands to 32 bits.
9142 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9144 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9145 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9146 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9147 mcore_output_bclri, mcore_output_andn, output_inline_const,
9148 mcore_output_move, mcore_output_movedouble): Likewise.
9149 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9150 (output_inline_const): Likewise.
9151 (output_inline_const): Fix format strings used in sprintf
9153 * config/mcore/mcore-protos.h: Update prototypes for changed
9154 functions in mcore.c.
9155 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9156 HOST_WIDE_INT and not int.
9157 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9158 CONST_OK_FOR_N): Likewise.
9159 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9160 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9163 2007-01-10 Jan Hubicka <jh@suse.cz>
9165 * tree-vrp.c (remove_range_assertions): Release defs.
9166 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9167 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9169 2007-01-10 Paul Brook <paul@codesourcery.com>
9171 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9172 * config/arm/arm.md (mulsi3subsi): New insn.
9174 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9176 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9177 (tree_transform_and_unroll_loop): New.
9178 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9181 2007-01-10 Robert Kennedy <jimbob@google.com>
9183 * fold-const.c (fold_comparison): Fold comparisons like (x *
9184 1000 < 0) to (x < 0).
9186 2007-01-10 Ian Lance Taylor <iant@google.com>
9188 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9189 operands have the same priority.
9191 2007-01-10 Tom Tromey <tromey@redhat.com>
9193 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9194 (fold_binary): Likewise.
9195 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9196 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9197 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9198 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9199 * langhooks.h (struct lang_hooks): Removed field
9200 'can_use_bit_fields_p'.
9202 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9204 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9206 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9208 * function.c (get_last_funcdef_no): New function.
9209 * function.h (get_last_funcdef_no): Declare.
9210 * tree-inline.c (initialize_cfun): Add initialization.
9211 (tree_function_versioning): Cleanup.
9213 2007-01-10 Jan Hubicka <jh@suse.cz>
9215 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9218 2007-01-10 Sa Liu <saliu@de.ibm.com>
9219 Ben Elliston <bje@au.ibm.com>
9221 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9222 for SAVE_NONLOCAL and Pmode for any other save level.
9223 * spu-protos.h (spu_restore_stack_block): Declare.
9224 * spu.md (save_stack_block): Remove.
9225 (restore_stack_block): Call spu_restore_stack_block.
9226 * spu.c (spu_restore_stack_block): New function.
9227 (spu_expand_epilogue): Remove old comment.
9229 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9231 PR tree-optimization/30322
9232 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9233 (cand_value_at): Return the value as aff_tree.
9234 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9235 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9236 aff_combination_mult): New functions.
9237 (aff_combination_add): Use aff_combination_add_cst.
9238 (aff_combination_convert): Allow conversions to a wider type.
9239 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9240 * tree-affine.h (aff_combination_mult): Declare.
9242 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9244 * doc/tm.texi: Update documentation to reflect reality of exec
9245 and start file search behaviours. Update copyright year.
9246 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9247 header file directories.
9249 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9252 (*cosxf2): Rename to cosxf2_i387.
9253 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9254 using X87MODEF12 mode macro. Rename patterns to
9255 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9257 (*cosdf2, *cossf2): Ditto.
9258 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9259 to match extended input operands.
9260 (sincos<mode>3): New expander.
9261 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9262 insn patterns and corresponding splitters.
9264 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9267 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9269 2007-01-09 Nicolas Pitre <nico@cam.org>
9272 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9274 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9276 * target.h (struct gcc_target): New field library_rtti_comdat.
9277 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9278 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9279 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9280 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9282 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9284 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9286 2007-01-08 Richard Guenther <rguenther@suse.de>
9288 * tree.h (force_fit_type_double): Export.
9289 (force_fit_type): Remove.
9290 * fold-const.c (force_fit_type_double): New function.
9291 (force_fit_type): Remove.
9292 (int_const_binop): Use it.
9293 (fold_convert_const_int_from_int): Likewise.
9294 (fold_convert_const_int_from_real): Likewise.
9295 (fold_div_compare): Likewise.
9296 (fold_sign_changed_comparison): Likewise.
9297 (fold_unary): Likewise.
9298 (fold_negate_const): Likewise.
9299 (fold_abs_const): Likewise.
9300 (fold_not_const): Likewise.
9301 * c-common.c (shorten_compare): Use force_fit_type_double.
9302 * convert.c (convert_to_pointer): Likewise.
9304 2007-01-08 Richard Guenther <rguenther@suse.de>
9306 * tree.h (build_int_cst_wide_type): Export.
9307 * tree.c (build_int_cst_wide_type): New function.
9308 (build_int_cst_wide): Fix comment.
9309 * builtins.c (fold_builtin_object_size): Use build_int_cst
9310 to build -1 or 0 of the correct type. Use fit_double_type
9311 to check for overflow.
9312 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9314 (decode_field_reference): Likewise.
9315 (all_ones_mask_p): Likewise.
9316 (native_interpret_int): Use build_int_cst_wide_type.
9317 (fold_binary): Use build_int_cst_type to build an all-ones
9319 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9321 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9323 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9325 2007-01-09 Ben Elliston <bje@au.ibm.com>
9327 * genautomata.c (STATS_OPTION): New option.
9328 (stats_flag): New flag.
9329 (gen_automata_option): Handle it.
9330 (initiate_automaton_gen): Ditto.
9331 (write_automata): Output statistics only if stats_flag is
9332 set. Likewise, output time statistics only if time_flag is set.
9333 * doc/md.texi (Processor pipeline description): Document new flag.
9335 2007-01-08 Richard Guenther <rguenther@suse.de>
9337 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9338 * tree.c (build_int_cst_type): Likewise.
9339 (size_in_bytes): Don't call force_fit_type on the result.
9340 (int_fits_type_p): Use fit_double_type.
9341 * fold-const.c (fit_double_type): New function.
9342 (force_fit_type): Use it.
9343 * tree.h (fit_double_type): Export.
9345 2007-01-08 Jan Hubicka <jh@suse.cz>
9347 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9348 * ipa.c (function_and_variable_visibility): Fix return type.
9350 2007-01-08 Richard Guenther <rguenther@suse.de>
9352 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9353 of offset to build the index.
9354 * tree-pretty-print.c (dump_generic_node): Don't build negated
9355 const just for printing.
9356 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9357 * builtins.c (fold_builtin_int_roundingfn): Check if result
9358 fits the type by using force_fit_type and comparing the result.
9359 * predict.c (predict_loops): Use compare_tree_int for comparison.
9360 * tree.c (build_int_cst): Fall back to integer_type_node for
9362 (build_int_cst_wide): Assert type is non-null.
9364 2007-01-08 Roberto Costa <roberto.costa@st.com>
9366 * tree-vrp.c (extract_range_from_cond_expr): New.
9367 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9368 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9370 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9371 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9372 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9373 used as expressions.
9374 * tree-object-size.c (cond_expr_object_size): New.
9375 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9377 2007-01-08 Jan Hubicka <jh@suse.cz>
9379 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9380 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9383 2007-01-08 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/23603
9386 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9387 (extract_range_from_binary): Fall back to truthvalue instead of
9388 varying for TRUTH_*_EXPR.
9389 (extract_range_from_comparison): Fall back to truthvalue instead of
9391 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9392 if all visited PHI values were constant.
9394 2007-01-08 Jan Hubicka <jh@suse.cz>
9396 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9397 (cgraph_analyze_function): break out from ...
9398 (cgraph_finalize_compilation_unit): ... here.
9399 (cgraph_expand_function): Remove forgoten commented out line.
9400 (cgraph_optimize): Analyze functions.
9402 2007-01-08 Jan Hubicka <jh@suse.cz>
9404 * tree-pas.h (TODO_remove_function): New flag.
9405 (TODO_update*): Renumber.
9406 (pass_ipa_increase_alignment,
9407 pass_ipa_function_and_variable_visibility): New passes.
9408 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9409 (cgraph_function_and_variable_visibility): Move to ipa.c
9410 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9411 cgraph_increase_alignment.
9412 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9413 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9414 calling tree-inline.
9415 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9416 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9417 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9418 (gate_increase_alignment): New function.
9419 (pass_ipa_increase_alignment): New pass.
9420 * ipa.c: Inline tree-pass.h and timevar.h
9421 (function_and_variable_visibility): Move here from cgraphunit.c
9422 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9423 * passes.c (init_optimization_passes): Add the two new passes.
9424 (execute_todo): Handle cgraph_remove_functions.
9426 2007-01-08 Nick Clifton <nickc@redhat.com>
9428 * config/frv/predicates.md (reg_or_0_operand): Accept
9431 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9433 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9434 * config.gcc: Add bfin*-rtems*.
9436 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9438 * c.opt: Add -flax-vector-conversions.
9439 * c-typeck.c (convert_for_assignment): Pass flag to
9440 vector_types_convertible_p to allow emission of note.
9441 (digest_init): Likewise.
9442 * c-opts.c: Handle -flax-vector-conversions.
9443 * c-common.c (flag_lax_vector_conversions): New.
9444 (vector_types_convertible_p): Unless -flax-vector conversions
9445 has been passed, disallow conversions between vectors with
9446 differing numbers of subparts and/or element types. If such
9447 a conversion is disallowed, possibly emit a note on the first
9448 occasion only to inform the user of -flax-vector-conversions.
9449 The new last argument specifies this.
9450 * c-common.h (flag_lax_vector_conversions): New.
9451 (vector_types_convertible_p): Add extra argument.
9452 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9453 char_type_node for V*QI type vectors.
9454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9455 Update to satisfy new typechecking rules.
9456 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9458 * doc/invoke.texi (C Dialect Options): Document
9459 -flax-vector-conversions.
9461 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9463 PR tree-optimization/29877
9464 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9465 a register variable on the RHS to not be replaceable.
9467 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9468 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9469 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9470 const_simm15, const_pow2, const_npow2): Added.
9471 * config/score/misc.md (insv, extv, extzv, movmemsi,
9472 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9473 * config/score/score.c (score_address_cost, score_select_cc_mode):
9475 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9476 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9477 Update score_print_operand.
9478 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9479 Adjust register allocate order and update some macro define.
9480 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9481 mdx_block_move_straight, mdx_block_move_loop_head,
9482 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9483 mdx_block_move): Added.
9484 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9485 mdp_limm): Updated and fix some bug and typo.
9486 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9487 (movsf, movdf, doloop_end): Added.
9489 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9491 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9492 config/arm/thumb2.md: Fix comment typos.
9493 * doc/extend.texi: Fix a typo.
9495 2007-01-07 Eric Christopher <echristo@apple.com>
9497 * configure.ac: Check for __stack_chk_fail for darwin.
9498 * configure: Regenerate.
9500 2007-01-07 Richard Guenther <rguenther@suse.de>
9502 * tree-vrp.c (extract_range_from_assert): CSE calls to
9503 compare_values where possible.
9504 (extract_range_from_unary_expr): Likewise.
9506 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9508 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9509 * config/avr/avr.c (call_insn_operand): Delete function.
9510 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9511 instead of register number. Use predicates.
9512 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9513 call_insn_operand): Add.
9515 2007-01-06 Jan Hubicka <jh@suse.cz>
9517 * tree-pass.h (pass_build_cgraph_edges): Declare.
9518 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9519 (visited_nodes): Remove.
9520 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9521 build_cgrpah_edges; make visited_nodes local.
9522 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9523 (record_references_in_initializer): Move to cgraphbuild.c
9524 (initialize_inline_failed, rebuild_cgraph_edges,
9525 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9526 (verify_cgraph_node): Make visited_nodes local.
9527 (cgraph_analyze_function): Do not call cgraph_create_edges and
9528 initialize_inline_failed.
9529 (cgraph_expand_function): Do not call cgraph_lower_function;
9530 assert that function is already lowered.
9531 * Makefile.in (cgraphbuild.o): New.
9532 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9533 at the end of lowering passes.
9535 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9537 * ifcvt.c (cond_move_convert_if_block): New function, code
9538 factored out from...
9539 (cond_move_process_if_block): ...here. Call the new function
9540 on the THEN and ELSE blocks.
9541 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9542 already takes care of this.
9544 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9547 * tree.h (TREE_OVERFLOW_P): New.
9548 * c-typeck.c (parser_build_unary_op): Warn only if result
9549 overflowed and operands did not.
9550 (parser_build_binary_op): Likewise.
9551 (convert_for_assignment): Remove redundant overflow_warning.
9552 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9554 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9556 * c-typeck.c (store_init_value): Split over two lines to follow
9557 the GNU coding style.
9559 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9561 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9562 __GXX_EXPERIMENTAL_CXX0X__.
9563 * doc/cpp.texi: Same.
9565 2007-01-05 Richard Guenther <rguenther@suse.de>
9568 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9569 with mismatched types. Instead explicitly build a
9570 conversion NOP_EXPR.
9572 2007-01-05 Ian Lance Taylor <iant@google.com>
9574 * c-common.c (decl_with_nonnull_addr_p): New function.
9575 (c_common_truthvalue_conversion): Call it.
9576 * c-typeck.c (build_binary_op): Likewise.
9577 * c-common.h (decl_with_nonnull_addr_p): Declare.
9579 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9582 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9585 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9587 * doc/install.texi (Final install): Document the fact that
9588 the GNAT runtime should not be stripped.
9590 2007-01-04 Jan Hubicka <jh@suse.cz>
9592 * tree-inline.c (fold_marked_statements): Update operand caches
9593 and EH after folding
9595 2007-01-04 Ian Lance Taylor <iant@google.com>
9597 * c-common.c (check_function_nonnull): Whitespace fix.
9599 2007-01-04 Jan Hubicka <jh@suse.cz>
9601 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9602 comitted older version of patch.
9603 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9604 function, celanup cfg and collect garbage.
9606 2007-01-04 Mike Stump <mrs@apple.com>
9608 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9611 2007-01-04 Eric Christopher <echristo@apple.com>
9613 * libgcc2.c (__bswapsi2): Use SItype.
9614 (__bswapdi2): Use DItype.
9615 * libgcc2.h: Update for above.
9617 2007-01-04 Paul Brook <paul@codesourcery.com>
9619 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9620 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9621 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9622 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9623 umulsi3_highpart): Make conditional on !arm_arch6.
9624 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9625 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9626 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9627 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9628 umulsi3_highpart_v6): New insns.
9630 2007-01-04 Roger Sayle <roger@eyesopen.com>
9632 * fold-const.c (fold_convert): When casting an expression to void,
9633 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9634 have a type. Instead of attempting to build a NOP_EXPR, return
9635 these "special" trees directly.
9637 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9639 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9640 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9641 rs6000_cost->fp not 0 as adjustment for outer NEG.
9643 2007-01-04 Jan Hubicka <jh@suse.cz>
9645 * cgraph.c (cgraph_release_function_body): New function.
9646 (cgraph_remove_node): Use it.
9647 * cgraph.h (cgraph_release_function_body): Declare.
9648 * cgraphunit.c (cgraph_expand_function): Use it.
9649 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9650 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9651 is initialized and while compilation of other function is running.
9652 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9653 statement CFG annotations from here to ...
9654 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9656 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9658 * cfgloop.h (enum li_flags): Make the constants powers of two.
9660 2007-01-04 Jan Hubicka <jh@suse.cz>
9662 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9664 (fold_marked_statements): New function.
9665 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9666 * tree-inline.h (copy_body_data): Add statements_to_fold.
9668 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9670 * config.gcc: Mention libgcc/config.host.
9671 * Makefile.in: Update comments mentioning libgcc.
9672 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9673 (all.cross, start.encap, rest.encap, rest.cross): Update
9674 dependencies for libgcc move.
9675 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9676 (clean-target, clean-target-libgcc): Delete.
9677 (srcdirify, GCC_EXTRA_PARTS): New macros.
9678 (libgcc-support, libgcc.mvars): New rules.
9679 (distclean): Remove mention of mklibgcc.
9680 (install): Don't reference INSTALL_LIBGCC.
9681 (install-common): Don't reference EXTRA_PARTS.
9682 (install-libgcc, install-multilib): Delete rules.
9683 * mklibgcc.in: Delete file.
9684 * doc/configfiles.texi: Don't mention mklibgcc.
9686 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9687 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9688 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9689 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9690 (mklibgcc, ldblspecs): Likewise.
9692 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9693 (posixpre.def): Use $(T).
9694 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9695 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9696 (SHLIB_LINK): Make dummy.
9697 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9699 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9701 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9702 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9703 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9704 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9706 * configure.ac (all_outputs): Remove mklibgcc.
9707 * configure: Regenerated.
9709 2007-01-03 Josh Conner <jconner@apple.com>
9712 * calls.c (compute_argument_addresses): Set stack and stack_slot
9713 for partial args, too.
9714 (store_one_arg): Use locate.size.constant for the size when
9715 generating a save_area.
9717 2007-01-03 Robert Kennedy <jimbob@google.com>
9719 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9720 whose definitions are deleted due to basic block merging.
9722 2007-01-03 Paul Brook <paul@codesourcery.com>
9725 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9727 (use_return_insn): Return 0 for Thumb interrupt functions.
9728 (print_multi_reg): Add rfe argument for IRQ returns.
9729 (arm_output_epilogue): Pop interrupt return address directly into PC.
9730 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9732 2007-01-03 Paul Brook <paul@codesourcery.com>
9734 Merge from sourcerygxx-4_1.
9735 * config/arm/thumb2.md: New file.
9736 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9738 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9739 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9740 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9741 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9743 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9744 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9746 * config/arm/ieee754-sf.S: Ditto.
9747 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9748 (thumb1_base_register_rtx_p): ... to this.
9749 (thumb_index_register_rtx_p): Rename...
9750 (thumb1_index_register_rtx_p): ... to this.
9751 (thumb_output_function_prologue): Rename...
9752 (thumb1_output_function_prologue): ... to this.
9753 (thumb_legitimate_address_p): Rename...
9754 (thumb1_legitimate_address_p): ... to this.
9755 (thumb_rtx_costs): Rename...
9756 (thumb1_rtx_costs): ... to this.
9757 (thumb_compute_save_reg_mask): Rename...
9758 (thumb1_compute_save_reg_mask): ... to this.
9759 (thumb_final_prescan_insn): Rename...
9760 (thumb1_final_prescan_insn): ... to this.
9761 (thumb_expand_epilogue): Rename...
9762 (thumb1_expand_epilogue): ... to this.
9763 (arm_unwind_emit_stm): Rename...
9764 (arm_unwind_emit_sequence): ... to this.
9765 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9766 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9767 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9768 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9769 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9770 thumb2_output_casesi): New functions.
9771 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9772 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9773 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9774 THUMB2_WORK_REGS): Define.
9775 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9776 arm_condexec_mask, arm_condexec_masklen)): New variables.
9777 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9778 (arm_override_options): Check new CPU capabilities.
9779 Set new architecture flag variables.
9780 (arm_isr_value): Handle v7m interrupt functions.
9781 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9783 (const_ok_for_arm): Handle Thumb-2 constants.
9784 (arm_gen_constant): Ditto. Use movw when available.
9785 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9787 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9788 (thumb_find_work_register, arm_load_pic_register,
9789 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9790 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9791 print_multi_reg, output_mov_long_double_fpa_from_arm,
9792 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9793 output_mov_double_fpa_from_arm, output_move_double,
9794 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9795 output_return_instruction, arm_output_function_prologue,
9796 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9797 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9798 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9799 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9800 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9801 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9803 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9804 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9805 (arm_file_start): Output directive for unified syntax.
9806 (arm_unwind_emit_set): Handle stack alignment instruction.
9807 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9808 Add v6t2, v7, v7a, v7r and v7m.
9809 (RETLDM): Add Thumb-2 code.
9810 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9811 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9812 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9813 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9814 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9815 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9816 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9817 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9818 ADJUST_INSN_LENGTH): Define.
9819 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9820 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9821 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9822 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9823 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9824 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9825 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9826 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9827 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9828 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9829 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9830 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9831 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9832 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9833 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9834 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9835 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9837 * config/arm/arm-tune.md: Regenerate.
9838 * config/arm/arm-protos.h: Update prototypes.
9839 * config/arm/vfp.md: Enable patterns for Thumb-2.
9840 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9841 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9842 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9843 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9844 * config/arm/libunwind.S: Add Thumb-2 code.
9845 * config/arm/constraints.md: Update include Thumb-2.
9846 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9847 * config/arm/ieee754-df.S: Ditto.
9848 * config/arm/bpabi.S: Ditto.
9849 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9850 * config/arm/predicates.md (low_register_operand,
9851 low_reg_or_int_operand, thumb_16bit_operator): New.
9852 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9853 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9854 * config/arm/t-arm-elf: Add armv7 multilib.
9855 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9857 (UNSPEC_STACK_ALIGN, ce_count): New.
9858 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9859 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9861 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9862 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9863 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9864 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9865 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9866 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9868 * doc/extend.texi: Document ARMv7-M interrupt functions.
9869 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9871 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9873 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9874 (struct _Unwind_Context): Rename args_size to flags, remove
9875 signal_frame field, add a new args_size field and version field.
9876 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9877 _Unwind_IsExtendedContext): New inline functions.
9878 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9879 Assume by_value array is only present if _Unwind_IsExtendedContext.
9880 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9881 _Unwind_IsSignalFrame.
9882 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9883 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9884 (uw_init_context_1): Initialize context->flags to
9885 EXTENDED_CONTEXT_BIT.
9886 * config/rs6000/linux-unwind.h (frob_update_context): Use
9887 _Unwind_SetSignalFrame.
9889 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9892 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9893 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9896 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9898 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9899 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9900 RET, AT_SP): Remove.
9901 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9904 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9905 * cfgbuild.c (find_basic_blocks): Likewise.
9906 * cfgrtl.c (rtl_create_basic_block): Likewise.
9907 * function.c (temp_slots_at_level): Likewise.
9908 * reg-stack.c (stack_regs_mentioned): Likewise.
9909 * regclass.c (allocate_reg_info): Likewise.
9910 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9911 set_bb_for_stmt, move_block_to_fn): Likewise.
9912 * tree-complex.c (tree_lower_complex): Likewise.
9913 * vec.h (VEC_safe_grow_cleared): New.
9915 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9917 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9919 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9920 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9922 * cfgloopmanip.c (scale_loop_frequencies): Export.
9923 (loopify): Scale the frequencies by prescribed coefficients.
9924 (set_zero_probability): New function.
9925 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9926 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9927 and frequencies according to arguments.
9928 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9930 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9931 * modulo-sched.c (sms_schedule): Set probabilities for entering
9932 versioned loop correctly.
9933 * tree-vect-transform.c (vect_transform_loop): Ditto.
9934 * cfgloop.h (loopify, loop_version): Declaration changed.
9935 (scale_loop_frequencies): Declared.
9937 2007-01-02 Jan Hubicka <jh@suse.cz>
9939 * cgraph.c: Include tree-flow.h
9940 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9942 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9943 * tree-pass.h (pass_all_early_optimizations): Declare.
9944 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9946 (cgraph_analyze_function): Do early_local_passes.
9947 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9948 Do not add referenced vars.
9949 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9951 (gate_all_early_local_passes): New gate.
9952 (pass_early_local_passes): Use new gate.
9953 (execute_early_local_optimizations): New functions.
9954 (gate_all_early_optimizations): New gate.
9955 (pass_all_early_optimizations): New pass.
9956 (execute_free_datastructures): Free SSA only when initialized.
9957 (gate_init_datastructures): Init only when optimizing.
9958 (tree_lowering_passes): Do early local passes when called late.
9959 * tree-profile.c (do_tree_profiling): Don't profile functions added
9961 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9962 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9964 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9965 during early_local_passes.
9966 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9969 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9971 * Makefile.in: Update copyright year.
9973 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9975 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9976 in $(lang_checks) and check-consistency targets.
9978 2007-01-02 Jan Hubicka <jh@suse.cz>
9980 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9981 Do not add referenced vars.
9982 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9984 * passes.c (init_optimization_passes): Put mudflap_2 after
9985 free_datastructures.
9987 2007-01-02 Jan Hubicka <jh@suse.cz>
9989 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9990 Set NOTHROW flag on call statements proved to be nothrow.
9991 Update statement of local calls so new pure/const functions are
9992 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9994 (tree_rest_of_compilation): Register hooks and initialize bitmap
9995 early. Do not set after_inlining flag.
9997 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9999 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10000 HOST_BITS_PER_LONGLONG
10002 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10005 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10006 warning for non-static initializers.
10008 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10010 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10011 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10012 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10013 Always use set_unique_reg_note to add REG_EQUAL notes.
10015 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10018 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10020 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10021 * cfgbuild.c (find_basic_blocks): Likewise.
10022 * cfgrtl.c (rtl_create_basic_block): Likewise.
10023 * function.c (temp_slots_at_level): Likewise.
10024 * reg-stack.c (stack_regs_mentioned): Likewise.
10025 * regclass.c (allocate_reg_info): Likewise.
10026 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10027 set_bb_for_stmt, move_block_to_fn): Likewise.
10028 * tree-complex.c (tree_lower_complex): Likewise.
10029 * vec.h (VEC_safe_grow_cleared): New.
10031 2007-01-02 Ian Lance Taylor <iant@google.com>
10033 * c-common.c (c_common_truthvalue_conversion): When warning about
10034 using an assignment as a truth value, set TREE_NO_WARNING.
10036 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10039 * c.opt (Wold-style-declaration): New.
10040 * doc/invoke.texi (C-only Warning Options): New.
10041 (Wold-style-declaration): Document it.
10042 (Wextra): Enabled by -Wextra.
10043 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10044 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10045 -Wold-style-declaration.
10047 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10049 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10050 * cfgbuild.c (find_basic_blocks): Likewise.
10051 * cfgrtl.c (rtl_create_basic_block): Likewise.
10052 * function.c (temp_slots_at_level): Likewise.
10053 * reg-stack.c (stack_regs_mentioned): Likewise.
10054 * regclass.c (allocate_reg_info): Likewise.
10055 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10056 set_bb_for_stmt, move_block_to_fn): Likewise.
10057 * tree-complex.c (tree_lower_complex): Likewise.
10058 * vec.h (VEC_safe_grow_cleared): New.
10060 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10062 * c-common.c (c_common_nodes_and_builtins): Since variants of
10063 void_type_node get built before it is given a name, we need to
10064 give those variants the name, too.
10065 (complete_array_type): We need to work with the canonical main
10066 type of the array, from which we will build the qualified version.
10067 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10068 * print-tree.c (print_node): Display canonical type information
10070 * stor-layout.c (layout_type): When we don't know the
10071 alignment of a type for which we're building an array, we end up
10072 guessing wrong, so make the type require structural equality.
10073 * tree.c (make_node_stat): When we build a new type, it is its
10074 own canonical type.
10075 (build_type_attribute_qual_variant): When building an attribute
10076 variant, its canonical type is the non-attribute variant. However,
10077 if the attributes are target-dependent and they differ, we need to
10078 use structural equality checks for this type.
10079 (build_qualified_type): A qualified type is not equivalent to its
10080 unqualified variant; set the canonical type appropriately.
10081 (build_distinct_type_copy): When building a distinct type from
10082 another type, the new type is its own canonical type.
10083 (build_variant_type_copy): When building a new type variant, we
10084 assume that it is equivalent to the original type.
10085 (build_pointer_type_for_mode): When building a pointer type, also
10086 build a canonical type pointer.
10087 (build_reference_type_for_mode): When building a reference type,
10088 also build a canonical type reference.
10089 (build_index_type): When we can't hash an index type (e.g.,
10090 because its maximum value is negative), the index type requires
10091 structural equality tests.
10092 (build_array_type): Build the canonical form of an array type.
10093 (build_function_type): Function types require structural equality,
10094 because they contain default arguments, attributes, etc.
10095 (build_method_type_directly): Ditto for method types.
10096 (build_offset_type): Build the canonical offset type.
10097 (build_complex_type): Build the canonical vector type.
10098 (make_vector_type): Build the canonical vector type.
10099 * tree.h (TYPE_CANONICAL): New.
10100 (TYPE_STRUCTURAL_EQUALITY_P): New.
10101 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10102 (struct tree_type): Added "canonical" field.
10103 * params.h (VERIFY_CANONICAL_TYPES): New.
10104 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10105 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10106 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10107 * doc/invoke.texi (verify-canonical-types): Document --param
10108 parameter for verifying canonical types.
10110 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10112 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10113 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10114 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10115 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10117 * config/rs6000/e500.h: New.
10118 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10119 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10121 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10122 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10123 TARGET_E500_DOUBLE): Remove.
10124 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10125 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10126 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10127 * config/rs6000/rs6000.c (rs6000_override_options): Use
10128 CHECK_E500_OPTIONS.
10130 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10132 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10133 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10134 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10135 rs6000_emit_cmove): Don't check TARGET_E500.
10136 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10137 sordered): Don't check TARGET_E500.
10139 2007-01-01 Eric Christopher <echristo@apple.com>
10141 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10142 HARD_REGISTER_NUM_P.
10144 2007-01-01 Roger Sayle <roger@eyesopen.com>
10146 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10147 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10148 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10151 2007-01-01 Mike Stump <mrs@apple.com>
10153 * configure.ac: Remove support for building with Apple's gcc-3.1.
10155 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10157 PR middle-end/30311
10158 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10159 REG is a hard register. Do not modify REG before calling
10161 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10162 multiple of the size of YMODE for certain lowpart cases.
10164 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10166 PR middle-end/30253
10167 * gimplify (voidify_wrapper_expr): Update for
10168 GIMPLE_MODIFY_STMT.
10170 2007-01-01 Andreas Schwab <schwab@suse.de>
10173 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10174 save of BR0 in extra_spill_size instead of spill_size.
10175 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10177 (ia64_expand_epilogue): Restore BR0 from its new location.
10179 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10181 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10182 Use a temporary variable if the left hand side is not a gimple
10185 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10187 * gimplify.c (gimplify_return_expr): Make the temporary variable
10188 for the return expression, a gimple register variable.
10190 2007-01-01 Jan Hubicka <jh@suse.cz>
10192 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10195 2007-01-01 Mike Stump <mrs@apple.com>
10197 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10199 * config/darwin.c (machopic_select_rtx_section): Use
10200 HAVE_GAS_LITERAL16.
10201 (darwin_mergeable_constant_section): Likewise.
10202 * configure: Regenerate.
10203 * config.in: Regenerate.
10205 2007-01-01 Jan Hubicka <jh@suse.cz>
10206 Andrew Pinski <pinskia@gmail.com>
10208 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10209 before starting IPA passes.