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2007-01-26 Daniel Berlin <dberlin@dberlin.org>
Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (solve_graph): Handle case
we merged the variable to another.
2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
functions.
* fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2007-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
allow changes to modes which don't fit in those registers.
* reload1.c (choose_reload_regs): Check for invalid subregs before
computing their locations, not after.
2007-01-25 Geoffrey Keating <geoffk@apple.com>
PR 25127
* config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
save Altivec registers in an eh_return function.
(compute_vrsave_mask): Likewise.
(rs6000_stack_info): Correct AIX/Darwin stack alignment computation
for saving Altivec registers.
(rs6000_emit_prologue): Don't allocate stack twice in
eh_return function. Correct expected value of altivec_save_offset
when using save_world. Describe save of R0 to stack when using
save_world. Describe stack pointer adjustment when using
save_world. Remove duplicated eh_return parameter register saving.
Update sp_offset variable after save_world.
* config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
darwin-world.asm.
(LIB2FUNCS_EXTRA): Add darwin-world.asm.
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
implies Altivec.
2007-01-25 Steve Ellcey <sje@cup.hp.com>
* config.gcc (ia64*-*-hpux*): Make posix threads the default.
2007-01-25 Steve Ellcey <sje@cup.hp.com>
PR other/30182
* config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
* config/ia64/ia64.c (ia64_init_builtins): Ditto.
2007-01-25 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-Wcoverage-mismatch): Document.
* common.opt (-Wcoverage-mismatch): New warning option.
* coverage.c (get_coverage_counts): Ignore coverage mismatch
if -Wcoverage-mismatch is given.
2007-01-25 Razya Ladelsky <razya@il.ibm.com>
* ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
(ipcp_driver): Change to static definition.
Add dumping of the ifunctions.
(constant_val_insert): Remove unused parameter. Support for SSA.
(ipcp_propagate_const): Support for SSA.
(ipcp_profile_bb_print): Print only analyzed nodes.
(ipcp_replace_map_create): Remove support for Fortran constant
for now.
* ipa-prop.c (ipa_method_modify_stmt,
ipa_callsite_compute_param): Support for SSA.
* ipa-prop.h (ipcp_driver): Remove declaration.
(IS_VALID_TREE_MAP_INDEX): Add define.
2007-01-24 Geoffrey Keating <geoffk@apple.com>
* unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/30447
* builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
constant argument to cabs and do it without checking for
-funsafe-math-optimizations.
2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
* c-common.h (RID_FIRST_CXX0X): New.
(RID_LAST_CXX0X): New.
* c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
by -Wall.
* c.opt (Wc++0x-compat): New.
* doc/invoke.texi (-Wc++0x-compat): Document.
2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_carg): New.
(fold_builtin_1): Use it.
2007-01-24 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
* ipa-inline.c (initial_insns, max_insns): Delete.
(compute_max_insns): New function.
(cgraph_decide_inlining_of_small_function): Use it; take minimal amount
of insns as base for code growth.
(cgraph_decide_inlining): Make initial_insns local; do not compute
max_insns.
* params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
* doc/invoke.texi (inline-unit-growth): Update docs.
2007-01-24 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.h (x86_cmpxchg16b): Remove const.
(TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
* config/i386/i386.c (x86_cmpxchg16b): Remove const.
(override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
for CPUs that have PTA_CX16 set.
PR middle-end/27416
* gimplify.c (omp_check_private): New function.
(gimplify_scan_omp_clauses): Use it for
firstprivate/lastprivate/reduction.
PR middle-end/30494
* gimplify.c (omp_add_variable): Don't call omp_notice_variable
on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
PR middle-end/30421
* omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
If lower_lastprivate_clauses emits some statements, append them
to dlist rather than body_p and to body_p append an initializer.
(lower_omp_for): Adjust caller.
2007-01-24 Steve Ellcey <sje@cup.hp.com>
* target.h (globalize_decl_name): New.
* target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
* output.h (default_globalize_decl_name): New.
* varasm.c (asm_output_bss): Use globalize_decl_name instead of
globalize_label.
(globalize_decl): Ditto.
(default_globalize_decl_name): New.
* config/ia64/ia64.c (ia64_globalize_decl_name): New.
(ia64_handle_version_id_attribute): New.
(TARGET_ASM_GLOBALIZE_DECL_NAME): New.
(ia64_asm_output_external): Use globalize_decl_name instead
of globalize_label.
* doc/extend.texi (version_id): New pragma.
* doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_cexpi): Get the fndecl
for cexp in the correct way.
2007-01-24 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* c-cppbuiltin.c (builtin_define_type_sizeof): New function.
(c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
__SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
__SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
__SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
__SIZEOF_PTRDIFF_T__.
* doc/cpp.texi: Documentation for the new builtin macros added.
2007-01-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
instead of operands[2] to avoid access past the end of array.
2007-01-24 Richard Sandiford <richard@codesourcery.com>
* reload1.c (emit_reload_insns): Pass the reload register
for a non-spill output reload through forget_old_reloads_1.
2007-01-23 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
_SOFT_DOUBLE if doubles use software floating-point.
* config/rs6000/libgcc-ppc-glibc.ver: Export additional long
double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
* config/rs6000/darwin-ldouble.c: Also compile functions for
hard-float without FPRs. Use fmsub function for all __NO_FPRS__
cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
commented-out long double override.
(CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
* config/rs6000/eabispe.h: Likewise.
* config/rs6000/rs6000.c (rs6000_override_options): Don't override
long double for non-SPE.
(rs6000_handle_option): Likewise.
(invalid_e500_subreg): Disallow more subregs involding DImode,
DFmode, TImode or TFmode.
(rs6000_legitimate_offset_address_p): Check TFmode offsets for
E500 double.
(legitimate_lo_sum_address_p): Also check for TFmode for E500
double.
(rs6000_legitimize_address): Also handle TFmode for E500 double.
(rs6000_legitimize_reload_address): Also handle TFmode for E500
double.
(rs6000_legitimate_address): Also check for TFmode for E500
double.
(rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
(spe_build_register_parallel): Handle TFmode and TCmode.
(rs6000_spe_function_arg): Handle TFmode and TCmode for E500
double.
(function_arg): Handle TFmode and TCmode for E500 double.
(rs6000_init_libfuncs): Initialize extra libfuncs for soft double
in general.
(print_operand): Handle TFmode and TImode for %y.
(rs6000_generate_compare): Handle TFmode comparisons for E500
double.
(spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
(rs6000_function_value): Handle TFmode and TCmode for E500 double.
(rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
* config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
TFmode for E500 double.
* config/rs6000/rs6000.md (FP): Allow TF for E500 double.
(floatsidf2): Enable for E500 double.
(movtf_softfloat): Use rs6000_nonimmediate_operand.
(extenddftf2): Change to extenddftf2_fprs.
(extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
depending on TARGET_E500_DOUBLE.
(extendsftf2): Enable for E500 double.
(trunctfdf2): Enable for E500 double.
(trunctfsf2): Change to trunctfsf2_fprs.
(trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
depending on TARGET_E500_DOUBLE.
(floatsitf2): Enable for E500 double.
(fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
(fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
(negtf2): Change to negtf2_internal.
(negtf2): New expander.
(abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
gen_spe_abstf2_cmp or gen_abstf2_internal depending on
TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
(movdi_internal32): Use rs6000_nonimmediate_operand.
(unnamed splitter): Likewise.
* config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
(SPE64TF, DITI): New mode macros.
(frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
modes.
(frob_tf_ti): New.
(frob_<mode>_di_2): New.
(frob_tf_di_8_2): New.
(frob_di_df): Change to frob_di_<mode>; allow more modes.
(frob_ti_tf): New.
(frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
more modes.
(frob_ti_<mode>_8_2): New.
(frob_ti_tf_2): New.
(mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
TFmode.
(mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
(spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
(cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
tsttflt_gp): New.
2007-01-23 Ian Lance Taylor <iant@google.com>
* Makefile.in (OBJS-common): Reformat, alphabetize, but put
insn-*.o first.
(OBJS-archive): Reformat, alphabetize.
(OBJS): Change out_object_file to OBJS-md.
2007-01-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
JUMP_P and CALL_P predicates where applicable.
* config/i386/i386.c: Ditto.
* config/i386/i386.md: Ditto.
* config/i386/mmx.md: Ditto.
* config/i386/predicates.md: Ditto.
2007-01-22 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.h: Fix comment.
2007-01-22 Jan Hubicka <jh@suse.cz>
* passes.c (init_optimization_passes): Do not rerun
pass_early_warn_uninitialized.
2007-01-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30038
* tree-ssa-math-opts.c (maybe_record_sincos): New static helper
function.
(execute_cse_sincos_1): Likewise.
(execute_cse_sincos): Likewise.
(gate_cse_sincos): Likewise.
(pass_cse_sincos): New pass CSEing sin() and cos() calls using
the cexpi() canonicalization of sincos().
* tree-pass.h (pass_cse_sincos): Declare.
* passes.c (init_optimization_passes): New pass pas_cse_sincos.
2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/29329
* combine.c (replaced_rhs_insn): Rename to i2mod.
(replaced_rhs_value): Rename to i2mod_new_rhs.
(i2mod_old_rhs): New global variable.
(combine_instructions): Adjust for above change. Save a copy of
the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
note are substituted in the second instruction.
(distribute_notes) <REG_DEAD>: Adjust for above change. Do not
ditch the note if it pertains to the second eliminated register
and this register is mentioned in i2mod_old_rhs.
Revert:
2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
* combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
the insn to which the note was originally attached.
2007-01-21 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (inlining_mode): Comment, move up.
(cgraph_decide_inlining_incrementally): Do not perform inlining
itself; fix handling of flattening of self recursive functions.
(cgraph_find_cycles): Remove.
(cgraph_flatten_node): Remove.
(cgraph_decide_inlining): Use incremental inliner to handle flattening.
(try_inline): New function.
(cgraph_early_inlining): Update call of
cgraph_decide_inlining_incrementally. Apply inlining here.
(apply_inline): Update call of cgraph_decide_inlining_incrementally.
2007-01-21 Dirk Mueller <dmueller@suse.de>
PR bootstrap/30511
* tree-vrp.c (check_array_bounds): do not warn
about ADDR_EXPR's of ARRAY_REF's which are immediately
used in binary expressions.
2007-01-21 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.h (struct _stmt_vec_info): Add new field
read_write_dep and macros for its access.
* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
argument, call vect_check_interleaving for every independent pair of
data-refs. Mark loads that access the same memory location as a store
in the loop.
(vect_check_dependences): Remove.
(vect_analyze_data_ref_dependences): Remove vect_check_dependences
call, fix the call to vect_analyze_data_ref_dependence.
(vect_analyze_data_ref_access): For statements that access the same
data-ref, check that they are not stores; for loads, check that there
is no store that access the same location.
2007-01-20 Roger Sayle <roger@eyesopen.com>
Joseph Myers <joseph@codesourcery.com>
* doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
(-fdump-rtl-stack): Likewise.
(-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
(-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
(-mpt-fixed): Use @minus{} for minus sign.
(Using Precompiled Headers): Fix under/overfull hbox.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-flow.h (struct stmt_ann_d): Move references_memory to proper
place within annotation.
2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (output_move_double): Change array size of xoperands to 4.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
as temporary.
2007-01-19 Ian Lance Taylor <iant@google.com>
* expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
constant to unsigned HOST_WIDE_INT before negating.
2007-01-19 Ian Lance Taylor <iant@google.com>
* tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
to unsigned.
(VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
(VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(realloc_vdef, realloc_vuse): Change second parameter to
unsigned.
(ssa_operand_iterator_d): Change vuse_index and mayuse_index
fields to unsigned.
* tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
unsigned. Change x and lim locals to unsigned.
(realloc_vdef, realloc_vuse): Change num_elem parameter to
unsigned.
(finalize_ssa_vuse_ops): Change old_i local to unsigned.
(copy_virtual_operands): Change i and n locals to unsigned.
2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/29335
* builtins.c (fold_builtin_1): Handle builtin fdim.
2007-01-20 Jan Hubicka <jh@suse.cz>
* tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
* tree-ssa-structalias.c (compute_points_to_sets): Do call
init_alias_heapvars.
(init_alias_heapvars): Initialize only when not already initialized.
(delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2007-01-19 Roger Sayle <roger@eyesopen.com>
* common.opt (fsigned-zeros): New command line option.
* flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
of flag_unsafe_math_optimizations.
* opts.c (set_fast_math_flags): The -ffast-math command line option
implies -fno-signed-zeros.
(fast_math_flags_set_p): Likewise.
* doc/invoke.texi: Document new -fno-signed-zeros option, and update
the documentation of -ffast-math appropriately. Wrap long lines.
2007-01-19 Steve Ellcey <sje@cup.hp.com>
* system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
* varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2007-01-19 Tomas Bily <tbily@suse.cz>
* cgraphunit.c (cgraph_finalize_function): Updating of pid
* tree-profile.c:
(tree_init_ic_make_global_vars): New function
(tree_init_edge_profiler): call of tree_init_ic_make_global_vars
(tree_gen_ic_profiler): New function
(tree_gen_ic_func_profiler): New function
(tree_profiling): Added calling of tree_gen_ic_func_profiler
(tree_profile_hooks): Added hook for indirec/virtual calls
* value-prof.c (tree_find_values_to_profile): New case for
indirect calls
(tree_values_to_profile): Call for determining indirect/virtual
counters
(tree_indirect_call_to_profile): New function
(tree_ic_transform): New function
(tree_ic): New function
(find_func_by_pid): New function
(init_pid_map): New function
(tree_value_profile_transformations): Added check for
indirect/virtual call transformation
* value-prof.h (enum hist_type): New counter type for
indirect/virtual calls
(profile_hooks): Added new hook for profiling indirect/virtual
calls
* profile.c (instrument_values): New case for indirect/virtual
call added
* gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
(GCOV_COUNTER_V_INDIR): New counter type
(GCOV_COUNTER_NAMES): New name of counter "indirect" added
(GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
call added
* cgraph.c: Definition of cgraph_max_pid
(cgraph_create_node): Default init of pid attribute
* cgraph.h: Declaration of cgraph_max_pid
(struct cgraph_node): Added pid attribute
* libgcov.c (__gcov_indirect_call_profiler): New function
(__gcov_one_value_profiler_body): New function
(__gcov_one_value_profiler): Body was moved to
__gcov_one_value_profiler_body and calls it
2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
* doc/gty.texi (Options): Document the mark_hook option to GTY.
* gengtype.c (write_types_data, write_func_for_structure,
write_types, ggc_wtd, pch_wtd): Add skip_hooks to
write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
(walk_type, write_func_for_structure): Generate the mark_hook if
needed.
2007-01-19 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
'early' argument take inlining mode argument specifying whether to
inline for size/speeed or all functions; add support for flattening;
improve dumpting.
(cgraph_early_inlining): Update call of decide_inlining_incrementally.
2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/17947
* toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
the name of the declared identifier.
2007-01-19 Dirk Mueller <dmueller@suse.de>
* config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
duplicate evaluation.
2007-01-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
Macroize expander using X87MODEF12 mode macro. Extend operand 1
to XFMode, use acosxf2 and truncate result to requested mode.
Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(asin<mode>2): Similarly, with asin expanders.
(*fscalexf4_i387): Rename from *fscalexf4.
(expNcorexf3): New expander.
(expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
(exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
patterns for SSE math.
(exp10<mode>2): Similarly, with exp10 expanders.
(exp2<mode>2): Similarly, with exp2 expanders.
(expm1<mode>2): Similarly, with expm1 expanders.
(ldexp<mode>3): Similarly, with ldexp expanders.
(log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
Use gen_truncxf<mode>2_i387_noop to truncate result.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
for ColdFire targets.
2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
(INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
(__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
* config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
(M68K_STATIC_CHAIN_REG_NAME): Likewise.
* config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (adddi_dilshr32): Rename to...
(*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
non-canonical pattern. Restrict to !TARGET_COLDFIRE.
(*adddi_dilshr32_cf): New pattern.
(adddi3, subdi3): Remove first alternatives.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.c (notice_update_cc): If an SFmode move is
implemented using move.l, do not use its cc result for floating-point
comparisons.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
from accepting 's' constraints if flag_pic.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
(bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
(bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
condition from TARGET_68881 to TARGET_HARD_FLOAT.
2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
* longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
ColdFire alternatives.
* config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
* config/m68k/m68k.md (clzsi2): Define for ColdFire
architectures that support ff1 instruction.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
* config/m68k/m68k.md (*movsi_cfv4): Fold into...
(*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
Add commentary.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
and return a bool.
(output_move_const_into_data_reg, output_move_simode_const): Delete.
* config/m68k/m68k.c (const_method, const_int_cost): Take a
HOST_WIDE_INT instead of an rtx.
(m68k_rtx_costs): Update call accordingly.
(output_move_const_into_data_reg): Likewise. Fix formatting.
(valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
Return a bool.
(output_move_simode_const): Update calls after above changes.
Rework to use automatic variables and predicates like MEM_P.
* config/m68k/m68k.md (pushexthisi_const): Update call to
valid_mov3q_const.
2007-01-19 Dirk Mueller <dmueller@suse.de>
* tree-ssa-alias.c (perform_var_substitution): Fix typo
in dump_flags test.
2007-01-19 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_cexpi): Fall back to expanding
via cexp in case sincos is not available.
2007-01-19 Richard Guenther <rguenther@suse.de>
* doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
* defaults.h (TARGET_HAS_SINCOS): Default to off.
* config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
* config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
* config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
* config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2007-01-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
New insn patterns.
(atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
(atan2xf3): Directly generate RTL pattern.
(atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
(atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
2007-01-19 Alexandre Oliva <aoliva@redhat.com>
* libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2007-01-18 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
VIEW_CONVERT_EXPR to the same type as it's operand.
2007-01-18 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
configured for long double 128.
2007-01-18 Mike Stump <mrs@apple.com>
* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
error.
2007-01-18 Michael Meissner <michael.meissner@amd.com>
* i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
type correct.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-ssa-operands.c (vop_free_bucket_size): Never return value
greater than NUM_VOP_FREE_BUCKETS.
2007-01-18 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c: Update comments.
(ptabitmap_obstack): Removed.
(pta_obstack): New.
(oldpta_obstack): Ditto.
(stats): Add a few members.
(struct variable_info): Remove node, complex, address_taken, and
indirect_target members. Add oldsolution member.
(new_var_info): Do not initialize removed members.
(constraint_expr_type): Remove INCLUDES.
(constraint_graph): Add size, implicit_preds, rep,
indirect_cycles, eq_rep, label, direct_nodes, and complex members.
(FIRST_REF_NODE): New macro.
(LAST_REF_NODE): Ditto.
(FIRST_ADDR_NODE): Ditto.
(find): New function.
(unite): Ditto.
(dump_constraint): Do not handle INCLUDES.
(insert_into_complex): Do not insert duplicate constraints.
(condense_varmap_nodes): Renamed and rewritten into ...
(merge_node_constraints): This. Also fix bug in handling of
offseted copy constraints.
(clear_edges_for_node): No longer need to deal with preds at all,
or removing associated preds/succs.
(merge_graph_nodes): Deal with indirect_cycles.
Don't deal with predecessors.
(add_implicit_graph_edge): New function.
(add_pred_graph_edge): Ditto.
(add_graph_edge): Don't deal with predecessors.
(build_constraint_graph): Removed.
(build_pred_graph): New function.
(build_succ_graph): Ditto.
(struct scc_info): Removed in_component. Added roots, dfs, and
node_mapping. Remove visited_index, unification_queue.
(scc_visit): Deal with union-find we do now.
Deal with cycles with REF nodes.
(collapse_nodes): Renamed and rewritten to ...
(unify_nodes): This.
(process_unification_queue): Removed.
(topo_visit): Cleanup
(do_da_constraint): Use find.
(do_sd_constraint): Ditto.
(do_ds_constraint): Ditto.
(do_complex_constraint): Ditto.
(init_scc_info): Update for removed and added members.
(find_and_collapse_graph_cycles): Renamed and rewritten into ...
(find_indirect_cycles): This.
(equivalence_class): New variable.
(label_visit): New function.
(perform_variable_substitution): Rewritten.
(free_var_substitution_info): New function.
(find_equivalent_node): Ditto.
(move_complex_constraints): Ditto.
(eliminate_indirect_cycles): Ditto.
(solve_graph): Only propagate changed bits.
Use indirect cycle elimination.
Use find.
(tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
(tree_id_eq): Renamed to ...
(tree_vi_eq): This. Update for member change
(insert_id_for_tree): Renamed and rewritten to ...
(insert_vi_for_tree): This.
(lookup_id_for_tree): Renamed and rewritten to ...
(lookup_vi_for_tree): This.
(get_id_for_tree): Renamed and rewritten to ...
(get_vi_for_tree): Ditto.
(get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
(process_constraint): Don't handle INCLUDES.
Remove special ADDRESSOF case.
(find_func_aliases): Rewrite to use vi functions instead of id
ones.
(create_function_info_for): Ditto.
(create_variable_info_for): Ditto.
(intra_create_variable_infos): Ditto.
(merge_smts_into): Ditto.
(find_what_p_points_to): Ditto.
(init_base_vars): Ditto.
(init_alias_vars): Ditto.
(remove_preds_and_fake_succs): New function.
(dump_sa_points_to_info): Dump new stats.
(dump_solution_for_var): Use find.
(set_used_smts): Fix formatting.
(compute_points_to_sets): Updated for new functions.
(ipa_pta_execute): Ditto.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
parallels.
* calls.c (expand_call): If the return value is a PARALLEL,
extract its first member.
* config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
use FUNCTION_EXTRA_EPILOGUE.
(m68k_function_value): Return a PARALLEL if the return value
is of a pointer type.
* config/m68k/netbsd-elf.h (current_function_returns_pointer)
(FUNCTION_EXTRA_EPILOGUE): Remove.
* config/m68k/m68k.md (D0_REG): New constant.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (m68k_output_function_epilogue): Don't
output a NOP for empty epilogues.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.c (m68k_use_return_insn): Update comments
before function. Extend register save check to include all
registers, not just integer ones.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k-protos.h (use_return_insn): Rename to...
(m68k_use_return_insn): ...this.
* config/m68k/m68k.h (USE_RETURN_INSN): Delete.
* config/m68k/m68k.c (use_return_insn): Rename to...
(m68k_use_return_insn): ...this.
* config/m68k/m68k.md (return): Use m68k_use_return_insn instead
of USE_RETURN_INSN.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
nearest even, fix denormal rounding overflow.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
f%$smove and f%$move.
(movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
(extendsfdf2_cf): Use fdmove instead of f%&move.
(truncdfsf2_cf): Use fsmove instead of f%$smove.
(add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
GPR<-GPR moves.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* real.h (real_format): Add a canonical_nan_lsbs_set field.
(coldfire_single_format): Declare.
(coldfire_double_format): Likewise.
* real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
of qnan_msb_set to determine the lower bits of a canonical
NaN significand.
(encode_ieee_double): Likewise.
(encode_ieee_quad): Likewise.
(ieee_single_format): Initialize canonical_nan_lsbs_set.
(mips_single_format): Likewise.
(ieee_double_format): Likewise.
(mips_double_format): Likewise.
(ieee_extended_motorola_format): Likewise.
(ieee_extended_intel_96_format): Likewise.
(ieee_extended_intel_128_format): Likewise.
(ieee_extended_intel_96_round_53_format): Likewise.
(ibm_extended_format): Likewise.
(mips_extended_format): Likewise.
(ieee_quad_format): Likewise.
(mips_quad_format): Likewise.
(vax_f_format): Likewise.
(vax_d_format): Likewise.
(vax_g_format): Likewise.
(i370_single_format): Likewise.
(i370_double_format): Likewise.
(decimal_single_format): Likewise.
(decimal_double_format): Likewise.
(decimal_quad_format): Likewise.
(c4x_single_format): Likewise.
(c4x_extended_format): Likewise.
(real_internal_format): Likewise.
(coldfire_single_format): New real_format.
(coldfire_double_format): Likewise.
* config/pdp11/pdp11.c (pdp11_f_format): Initialize
canonical_nan_lsbs_set.
(pdp11_d_format): Likewise.
* config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
if TARGET_COLDFIRE_CPU.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
(output_call, m68k_legitimize_call_address): Declare.
* config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
parenthesees. Add support for a 'W' constraint.
(LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
(PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
(m68k_symbolic_call, m68k_symbolic_jump): Declare.
* config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
variables.
(override_options): Initialize them. Do not set flag_no_function_cse
for TARGET_ID_SHARED_LIBRARY.
(m68k_output_pic_call): Delete.
(m68k_legitimize_call_address): New function.
(print_operand): Remove the %o prefix. Handle the %p prefix.
(output_call): New function.
(m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
target address from the GOT if symbolic jumps are not allowed.
* config/m68k/m68k.md (call, general_operand): Do not set
SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
Merge separate flag_pic and !flag_pic define_insns into...
(*call, *call_value): ...these new patterns. Match the address
rather than the containing MEM and require it to be a call_operand.
Use output_call to generate the asm template.
* config/m68k/predicates.md (const_call_operand): New predicate.
(call_operand): Likewise.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
(STACK_GROWS_DOWNWARD): Define to 1.
(FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
comments, emphasizing that these values are only defaults.
* config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
* config/m68k/m68k.c (const_method): Remove trailing whitespace.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
2007-01-18 Kazu Hirata <kazu@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
(FP_REGNO_P): New macros.
(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
(REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
(EH_RETURN_STACKADJ_RTX): Use A0_REG.
* config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
to $tmake_file.
* config/m68k/t-floatlib: New file, extracting common code from...
* config/m68k/t-m68kbare, config/m68k/t-m68kelf,
* config/m68k/t-uclinux: Here.
* config/m68k/fpgnulib.c: Do not compile extendeed precision
routines on ColdFire targets.
2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
(m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
(m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
explicitly set MOTOROLA to 1.
* config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
* config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
* config/m68k/m68020-elf.h (LIB_SPEC): Delete.
* config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
* config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
(NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
(BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
* config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
* config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
(WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
(TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
(DBX_REGISTER_NUMBER): Delete.
* config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
(PCC_STATIC_STRUCT_RETURN): Don't undefine.
* config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
* config/flat.h: New file.
* crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
OBJECT_FORMAT_FLAT.
* config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
indirect references for -msep-data or -mid-shared-library.
Do not use PC-relative code addresses either.
* config/m68k/m68k.c (override_options): Restrict -fPIC error
to -mpcrel.
* config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
for shared libraries and crt1.o for executables. Use crti.o and
crtbegin.o.
(ENDFILE_SPEC): Use crtend.o and crtn.o.
(LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
Do not add -elf2flt or -shared-lib-id options here.
(LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
Pass -shared-lib-id if -mid-shared-library, taking the library
identifier from -mshared-library-id if given, otherwise
defaulting to 0.
(EH_FRAME_IN_DATA_SECTION): Do not undefine.
(INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
(TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
(DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
* config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
and crtend.o.
* config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
jump sequence for ISA A and ISA A+.
(PICJUMP): Likewise.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68k-*-uclinux*): Base the port on the common
and m68k GNU/Linux files rather than on the generic ELF ones.
* config/m68k/uclinux.h (TARGET_VERSION): Override.
(TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2007-01-18 Julian Brown <julian@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
* config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
before redefining.
* config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
80 unconditionally.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2007-01-18 Richard Sandiford <richard@codesourcery.com>
* doc/install.texi: Document m68k-uclinuxoldabi.
* config.gcc (m68k-*-uclinuxoldabi): New configuration.
* config/m68k/uclinux-oldabi.h: New file, copied from
config/m68k/uclinux.h.
2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
* config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
(m32r_compute_frame_size): Use unsigned for regno.
(m32r_reload_lr): Use gen_frame_mem.
(pop): New.
(m32r_output_function_epilogue): Don't output the function epilogue
textually here.
(m32r_expand_epilogue): New.
(direct_return): Return false if the function has the interrupt
attribute.
(m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
* config/m32r/m32r.md (epilogue): New expander.
(return_lr, return_rte): New insns.
(return): Make it expander.
(return_normal): New expander.
2007-01-18 Josh Conner <jconner@apple.com>
PR target/30485
* config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
support for UNLE, UNLT, UNGE, and UNGT.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
* tree-tailcall (add_virtual_phis): Likewise.
(optimize_tail_call): Return TODOs.
(execute_tail_calls): Return TODOs.
* tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
changed.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
Cleanup cfg using TODO.
* tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
* passes.c (execute_function_todo): When cleanup did something, remove
unused locals.
* tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
(make_edges): Don't cleanup_cfg.
2007-01-18 Uros Bizjak <ubizjak@gmail.com>
* reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
operate on the top of stack.
[UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
register handling of instructions that output to the second
stack slot.
[UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
(move_for_stack_reg): Special-case check for dead destination
stack slot for constant load of 1.0 inside UNSPEC_TAN.
* config/i386/i386.md (UNSPEC_TAN): New constant.
(UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
(fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
to correctly model move of constant 1.0 to top stack slot.
(*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
(unnamed peephole2 pattern): Remove corresponding peephole2
pattern that optimizes tan insn and loading of constant 1.0.
(tanxf2): Use fptanxf4_i387.
(tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
disable patterns for SSE math.
(sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
(fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2007-01-18 Dirk Mueller <dmueller@suse.de>
Richard Guenther <rguenther@suse.de>
PR diagnostic/8268
* doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
* common.opt (Warray-bounds): Add new warning option.
* c-opts.c (c_common_handle_option): Define -Warray-bounds
if -Wall is given.
* Makefile.in: make tree-vrp.o depend on toplev.h
* tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
is enabled.
(check_array_refs, check_array_bounds, check_array_ref): New.
2007-01-18 Jan Hubicka <jh@suse.cz>
* tree-ssa-ccp.c (ccp_finalize): Return if something changed.
(execute_ssa_ccp): Return flags conditionally.
* tree-ssa-propagate.c (substitue_and_fold): Return if something was
changed.
* tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
* cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
* Makefile.c (GTFILES): Add cfglayout.h.
* gengtype.c (open_base_files): Likewise.
* cfglayout.c (cfg_layout_function_footer,
cfg_layout_function_header) Reindent to make gengtype happy.
* cfglayout.h (cfg_layout_function_footer,
cfg_layout_function_header): Add GTY(()) marker.
* ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2007-01-18 Ben Elliston <bje@au.ibm.com>
* genautomata.c (write_automata): Include xstrerror output in the
error message if writing the DFA description file fails.
2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
* config/mips/mips-protos.h (mips_output_external): Make it
return void.
* config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
* config/mips/mips.c (irix_output_external_libcall): Likewise.
(extern_list): Likewise.
(extern_head): Likewise.
(TARGET_ASM_FILE_END): Likewise.
(mips_file_end): Likewise.
(mips_output_external): Rewritten.
2007-01-18 Ben Elliston <bje@au.ibm.com>
* genpreds.c (write_insn_preds_c): Only write out the function
body for regclass_for_constraint if we have register constraints.
2007-01-17 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
* doc/install.texi (Testing): Use sourceware.org.
(Binaries): Likewise.
(Specific): Likewise.
* doc/contrib.texi (Contributors): Use sourceware.org.
2007-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_LPMX): New macro.
(AVR_ENHANCED): Rename to ...
(AVR_HAVE_MUL): ... new.
(avr_enhanced_p): Rename to ...
(avr_have_mul_p): ... new.
(TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
* config/avr/avr.c (avr_enhanced_p): Rename to ...
(avr_have_mul_p): ... new.
(base_arch_s): Rename 'enhanced' to 'have_mul'.
(avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
'avr_enhanced_p' and 'enhanced'.
(ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
AVR_HAVE_MUL instead of AVR_ENHANCED.
* avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
(mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
*mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
instead of AVR_ENHANCED.
(*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
* libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
(__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2007-01-17 Ian Lance Taylor <iant@google.com>
* vec.h (VEC_reserve_exact): Define.
(vec_gc_p_reserve_exact): Declare.
(vec_gc_o_reserve_exact): Declare.
(vec_heap_p_reserve_exact): Declare.
(vec_heap_o_reserve_exact): Declare.
(VEC_OP (T,A,reserve_exact)): New static inline function, three
versions.
(VEC_OP (T,A,reserve)) [all versions]: Remove handling of
negative parameter.
(VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
(VEC_OP (T,A,copy)) [all versions]: Likewise.
(VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
* vec.c (calculate_allocation): Add exact parameter. Change all
callers.
(vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
(vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
(vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
(vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
(vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
(vec_heap_p_reserve_exact): New function.
(vec_heap_o_reserve_exact): New function.
2007-01-17 Jan Hubicka <jh@suse.cz>
* ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2007-01-17 Eric Christopher <echristo@apple.com>
* config.gcc: Support core2 processor.
2007-01-16 Jan Hubicka <jh@suse.cz>
* tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
the names, just unlink the chain so we don't crash on dangling pointers
to dead SSA names.
2007-01-16 Jan Hubicka <jh@suse.cz>
* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
* tree-pass.h: Reorder to make IPA passes appear toegher.
(pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
* cgraphunit.c (cgraph_finalize_function): Do not compute inling
parameters, do not call early inliner.
* ipa-inline.c: Update comments. Include tree-flow.h
(cgraph_decide_inlining): Do not compute inlining parameters.
(cgraph_decide_inlining_incrementally): Return TODOs; assume to
be called with function context set up.
(pass_ipa_inline): Remove unreachable functions before pass.
(cgraph_early_inlining): Simplify assuming to be called from the
PM as local pass.
(pass_early_inline): New pass.
(cgraph_gate_ipa_early_inlining): New gate.
(pass_ipa_early_inline): Turn into simple wrapper.
(compute_inline_parameters): New function.
(gate_inline_passes): New gate.
(pass_inline_parameters): New pass.
(apply_inline): Move here from tree-optimize.c
(pass_apply_inline): New pass.
* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
transforming.
* tree-inline.c (optimize_inline_calls): Return TODOs rather than
doing them by hand.
(tree_function_versioning): Do not allocate dummy struct function.
* tree-inline.h (optimize_inline_calls): Update prototype.
* tree-optimize.c (execute_fixup_cfg): Export.
(pass_fixup_cfg): Remove
(tree_rest_of_compilation): Do not apply inlines.
* tree-flow.h (execute_fixup_cfg): Declare.
* Makefile.in (gt-passes.c): New.
* passes.c: Include gt-passes.h
(init_optimization_passes): New passes.
(nnodes, order): New static vars.
(do_per_function_toporder): New function.
(execute_one_pass): Dump current pass here.
(execute_ipa_pass_list): Don't dump current pass here.
2007-01-16 Janis Johnson <janis187@us.ibm.com>
* config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
(DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2007-01-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
(strong_alias): Define.
(__gcc_qmul): Provide non-FMA for soft-float.
(__gcc_qdiv): Same.
(__gcc_qneg): New.
(__gcc_qeq): New.
(__gcc_qle): New.
(__gcc_qge): New.
(__gcc_qunord): New.
(__gcc_stoq): New.
(__gcc_dtoq): New.
(__gcc_qtos): New.
(__gcc_qtod): New.
(__gcc_qtoi): New.
(__gcc_qtou): New.
(__gcc_itoq): New.
(__gcc_utoq): New.
(fmsub): New.
* config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
soft-float functions.
* config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
about long double soft float.
2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
Tehila Meyzels <tehila@il.ibm.com>
* tree-vectorizer.h (is_pattern_stmt_p): New.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
formatting (tabs instead of spaces). Cleanup and clarify setting
of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
* tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
(vectorizable_type_demotion): Check that types are integral.
(vectorizable_type_promotion): Likewise.
(vectorizable_store): Fix typo. Eliminate new-line at end of
comments.
2007-01-16 Jan Hubicka <jh@suse.cz>
* tree-ssanames.c (release_dead_ssa_names): Remove invalidated
cgraph edges too.
2007-01-15 Eric Christopher <echristo@apple.com>
* ifcvt.c: Include vec.h, vecprim.h.
(check_cond_move_block): New argument regs.
Reorganize. Add registers used to regs.
(cond_move_process_if_block): Use regs set above as
loop bounds.
2007-01-15 Eric Christopher <echristo@apple.com>
* config/darwin.h: Update copyright.
(TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
(LINK_COMMAND_SPEC): Add -u.
(LINK_SPEC): Fix umbrella for above.
2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
* config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
glibc CVS.
2007-01-15 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
* doc/install.texi (Testing): Don't mention jacks.
(Configuration): Document --enable-java-maintainer-mode. Move
--with-java-home to libgcj-specific section. Document
--with-ecj-jar.
(Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2007-01-15 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (DCE_TODOs): New.
(propagate_necessity): Return if something changed.
(eliminate_unnecessary_stmts): Likewise.
(perform_tree_ssa_dce): Return TODO flags when needed.
(pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2007-01-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
(fyl2x_extend<mode>xf3_i387): New insn pattern.
(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
patterns using X87MODEF12 mode macro. Extend operand 1
to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(log10<mode>2): Ditto.
(log2<mode>2): Ditto.
(log1p<mode>2): Ditto.
(logb<mode>2): Ditto.
(fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
(fyl2xp1_extend<mode>xf3_i387): New insn pattern.
(*fxtractxf3_i387): Rename from *fxtractxf3.
(fxtract_extend<mode>xf3_i387): New insn pattern.
(ilogbsi2): Use match_dup 3, not match_operand:XF 3.
* config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
and gen_fyl2xxf3_i387().
2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
* loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
* cfgloopmanip.c (fix_loop_placement): Made static. Use
get_loop_exit_edges. Changed return type to bool.
* cfgloop.h (fix_loop_placement): Declaration removed.
2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
* param.h (MIN_VECT_LOOP_BOUND): New.
* params.def (MIN_VECT_LOOP_BOUND): New.
* tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
argument - minimum threshold for number of iterations.
* tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
argument to declaration.
* tree-vect-analyze.c (vect_analyze_operations): Check value of
MIN_VECT_LOOP_BOUND.
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
slpeel_tree_peel_loop_to_edge with additional argument.
(vect_do_peeling_for_alignment): Likewise.
* doc/invoke.texi (min-vect-loop-bound): Document new param option.
2007-01-14 Uros Bizjak <ubizjak@gmail.com>
PR target/30413
* config/i386/i386.c (print_operand) ['z']: Output 'b' for
operands of size 1.
2007-01-14 Jan Hubicka <jh@suse.cz>
* tree-dfa.c (remove_referenced_var): New function.
* tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
prune referenced vars list too.
* tree-flow.h (remove_referenced_var): Declare.
2007-01-14 Jan Hubicka <jh@suse.cz>
* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
separately.
(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
* except.h (verify_eh_throw_table_statements): Kill prototype.
* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
into call exrepssions.
* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
eh trhow verifier.
* tree-cfg.c: Include pointer-set.h.
(verify_node_sharing): Work on pointer set.
(verify_eh_throw_stmt_node): New.
(verify_stmts): Use pointers sets, verify throw_stmt.
2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
* ipa-reference.c (analyze_function): Consider also addresses taken
in phi nodes.
2007-01-12 Roger Sayle <roger@eyesopen.com>
* c-typeck.c (null_pointer_constant_p): Replace use of
TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
(build_c_cast): Likewise.
2007-01-12 Roger Sayle <roger@eyesopen.com>
* tree.h (force_fit_type_double): Remove unused final argument.
* c-common.c (constant_expression_warning): Replace use of
TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
(convert_and_check): Likewise.
(shorten_compare): Update call to force_fit_type_double.
(c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
* convert.c (convert_to_pointer): Update call to
force_fit_type_double.
* fold-const.c (force_fit_type_double): Remove overflowed_const
argument.
(int_const_binop, fold_convert_const_int_from_int,
fold_convert_const_int_from_real, fold_div_compare,
fold_sign_changed_comparison, fold_unary, fold_negate_const,
fold_abs_const, fold_not_const): Remove the final argument from
calls to force_fit_type_double.
2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
* configure.ac: Set insn to "nop" for spu-*-* also.
* configure: Regenerate.
2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
* builtins.def : Add BUILT_IN_FREE.
2007-01-12 Jan Hubicka <jh@suse.cz>
PR tree-optimization/30443
* tree-inline.c (tree_function_versioning): Do not optimize when
cloning for inlining.
2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
* doc/loop.texi: Document recording of loop exits.
* cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
(update_single_exits_after_duplication,
update_single_exit_for_duplicated_loop,
update_single_exit_for_duplicated_loops): Removed.
(duplicate_loop_to_header_edge): Do not call
update_single_exits_after_duplication and
update_single_exit_for_duplicated_loops.
(loop_version): Do not update single_exit information.
(fix_loop_structure): Use record_loop_exits instead of
mark_single_exit_loops.
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
the lists of loop exits.
* cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
split_edge, merge_blocks): Update the lists of loop exits.
* modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
loop_optimizer_init.
* loop-init.c (loop_optimizer_init): Call record_loop_exits instead
of mark_single_exit_loops.
(loop_optimizer_finalize): Call release_recorded_exits.
* tree-ssa-loop.c (tree_loop_optimizer_init): Pass
LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
update single exit information.
* lambda-code.c (perfect_nestify): Ditto.
* cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
(mark_single_exit_loops): Removed.
(alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
get_exit_descriptions, rescan_loop_exit, record_loop_exits,
dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
functions.
(get_loop_exit_edges, single_exit): Use recorded exit lists.
(add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
(verify_loop_structure): Verify consistency of the exit lists.
(flow_loops_find): Use alloc_loop. Initialize exits hash.
(set_single_exit): Removed.
* cfgloop.h (struct loop_exit): New function.
(struct loop): single_exit_ field replaced by exits field.
(LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
(struct loops): Added exits hash.
(mark_single_exit_loops, set_single_exit): Declaration removed.
(release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Avoid use of @headitem.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* cse.c (cse_insn): Move HAVE_CC0 code after declarations.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
list of targets.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
* config/m68k/m68k.opt: Resort options.
(mbitfield, mrtd, mshort): Remove RejectNegative properties.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi: Document the macros that are defined by
m68k's -mtune and -mhard-float options.
* config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
(m68k_cpp_cpu_family): Likewise.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
of __ucfv*__ macros. Define __mcffpu__ if generating code for
ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
* config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
(m68k_cpp_cpu_family): Likewise.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
macros besides mc68000 as tuning macros. Use a switch statement
to set them and mcpu32.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
(TARGET_68040_ONLY): Rename to...
(TARGET_68040): ...this.
* config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
the -mcpu= argument associated with the --with-cpu setting.
Define M68K_DEFAULT_TUNE to the default -mtune= option,
if different from the one implied by the -mcpu setting.
Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
using mcpu=FOO as the default CPU option. Set target_cpu_default2.
* doc/invoke.texi: Mention ColdFire in the introduction to the
m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
-mno-div and -mhard-float options. Make -m68881 a synonym for
-mhard-float. Document the previously-undocumented -m5206e,
-m528x, -m5307 and -m5407 options. Tweak the existing option
documentation for consistency.
* doc/install.texi: Mention new --with-cpu arguments.
* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
default CPU if neither -mcpu nor -march are specified.
(ASM_CPU_SPEC): Pass down -mcpu and -march options.
(TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
using m68k_tune to decide between families that implement the
same ISA. Use m68k_tune to set __mcfv4e__.
(FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
(FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
(FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
(FL_ISA_C, FL_ISA_MMU): New macros.
(MASK_COLDFIRE): Delete.
(TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
(TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
(TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
(TARGET_HARD_FLOAT): Do not define here.
(TARGET_ISAAPLUS, TARGET_ISAC): New macros.
(TUNE_68000): New macro.
(TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
(TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
(TUNE_CFV2): Redefine in terms of m68k_tune.
(uarch_type, target_device, fpu_type): New enums.
(m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
* config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
(FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
(FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
(FL_FOR_isa_c): New macros.
(m68k_isa): New enum.
(m68k_target_selection): New structure.
(all_devices, all_isas, all_microarchs): New tables.
(m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
(m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
(MASK_ALL_CPU_BITS): Delete.
(m68k_find_selection): New function.
(m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
Map the legacy target options to a combination of the new ones.
(override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
settings.
* config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
(m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
properties.
(m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
(march=, mcpu=, mdiv, mhard-float, mtune=): New options.
* config/m68k/m68k-devices.def: New file.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
(SUBTARGET_EXTRA_SPECS): New macros.
* config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
use %(asm_cpu_spec) instead.
* config/m68k/m68k-none.h (ASM_SPEC): Likewise.
* config/m68k/openbsd.h (ASM_SPEC): Likewise.
* config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
(EXTRA_SPECS): Rename to...
(SUBTARGET_EXTRA_SPECS): ...this.
2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
Julian Brown <julian@codesourcery.com>
* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
(m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
to the configuration's default CPU.
(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
Remove default masks.
(m680[012]0-*-*): Set the default with_cpu to the first part of
the target name.
(m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
(m68k*-*-linux): Extend the --with-cpu handling to...
(m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
and m68010. Don't set target_cpu_default2.
* doc/install.texi: Document --with-cpu for m68k.
* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
* config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
(M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
(M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
(ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
(ASM_SPEC): Remove use of %(asm_cpu_default).
(EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
* config/m68k/linux.h (TARGET_DEFAULT): Delete.
(CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
* config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
__HAVE_FPU__ if TARGET_HARD_FLOAT.
(TARGET_DEFAULT): Delete.
(EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
(CPP_CPU_SPEC): Delete.
(TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
the appropriate string.
(CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
(CPP_SPEC): Define to NETBSD_CPP_SPEC.
(ASM_SPEC): Don't use %(asm_default_spec).
* config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
TARGET_DEFAULT and add MASK_68881.
* config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
(m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
MASK_68010 alongside MASK_68020.
* doc/invoke.texi: Document -m68010.
* config/m68k/m68k.opt (m68010): New.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
if TUNE_68010.
(TUNE_68010): New macro.
* config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
(M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
(M68K_CPU_m68332): Add MASK_68010.
* config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
fallback definition.
* config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
defines.
* config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
(m68k_handle_option): Handle OPT_m68010. Add MASK_68010
to all entries that use MASK_68020.
(output_move_simode_const, output_move_himode, output_move_qimode)
(output_move_stricthi, output_move_strictqi): Use TARGET_68010
instead of TARGET_68020 to select clr behavior. Remove comment
about there being no TARGET_68010.
* config/m68k/m68k.md: Likewise throughout.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (TARGET_ISAB): New macro.
* config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
2007-01-12 Julian Brown <julian@codesourcery.com>
* config/m68k/m68k.h (TUNE_68040_60): New macro.
* config/m68k/m68k.c (standard_68881_constant_p): Use it.
* config/m68k/m68k.md: Likewise.
2007-01-12 Julian Brown <julian@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
TARGET_CPU32.
(TARGET_CPU32): Rename to...
(TUNE_CPU32): ...this.
(TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
(TUNE_CFV2): New macros.
* config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
remove conditions that are implied by TARGET_68020.
* config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
(m68k_output_function_epilogue): Likewise.
(m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
"!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
non-68000 timings. Refactor multiplication and division costs.
(output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
TUNE_CPU32 instead of TARGET_CPU32.
(standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
and TUNE_68060 instead of TARGET_68060.
* config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
TARGET_CPU32.
(movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
&& !TARGET_COLDFIRE" to choose between moveq and clr.
Likewise in the unnamed movsf pattern.
(ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
"!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
ashiftrt pattern.
2007-01-12 Richard Sandiford <richard@codesourcery.com>
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
of tabbing before backslashes.
2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
* pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
(ASM_OUTPUT_INTERNAL_LABEL): Define.
2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
find_interesting_uses_cond.
(find_interesting_uses_cond): Use extract_cond_operands.
(rewrite_use_compare): Use extract_cond_operands and
force_gimple_operand_bsi. Do not call update_stmt.
(determine_use_iv_cost_condition): Use extract_cond_operands.
Return cheaper of using original bound and changing the exit bound.
2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/29516
* tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
most_expensive_mult_to_index, addr_to_parts,
create_mem_ref, maybe_fold_tmr): Make the type of
fields of TARGET_MEM_REF sizetype.
(move_fixed_address_to_symbol, move_pointer_to_base):
New functions.
* tree.def (TARGET_MEM_REF): Add comment on types of
the operands.
2007-01-11 Joseph Myers <joseph@codesourcery.com>
* c-common.c (vector_types_convertible_p): Treat opaque types as
always convertible if they have the same size, but not otherwise.
2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
* ifcvt.c (struct noce_if_info): Add comments to the fields.
Remove the b_unconditional field.
(noce_try_sign_mask): Do not look at b_unconditional.
(noce_process_if_block): Do not use merge_if_blocks. Update
the CFG here. Do not set b_unconditional.
(cond_move_process_if_block): Likewise.
(find_cond_trap): Likewise.
(check_cond_move_block): Require simple jump insns at the end
of the basic block.
2007-01-11 Jan Hubicka <jh@suse.cz>
PR tree-optimization/1046
* tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
when alias info is not ready.
(pass_tail_recursion): Do not require aliasing.
* tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
* tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
* tree-ssa-copy.c (pass_copy_prop): Likewise.
* tree-ssa-forwprop.c (pass_forwprop): Likewise.
* tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
* passes.c (init_optimization_passes): Execute rename_ssa_copies,
ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
before inlining.
* tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
When aliasing is not build, mark statement as volatile.
2007-01-11 Tom Tromey <tromey@redhat.com>
PR preprocessor/15185, PR preprocessor/20989:
* doc/cppopts.texi <-MT>: Update description of algorithm for
computing default target.
<-M, -MD>: Reword "basename" text.
2007-01-11 Roger Sayle <roger@eyesopen.com>
* builtins.c (expand_builtin_pow, expand_builtin_powi,
fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
fold_builtin_int_int_roundingfn, fold_builtin_bitop,
fold_builtin_bswap, real_constp, fold_builtin_pow,
fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
* convert.c (convert_to_pointer): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
* fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
const_binop, fold_convert_const_int_from_int,
fold_convert_const_int_from_real,
fold_convert_const_real_from_real, sign_bit_p,
optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
fold_sign_changed_comparison, fold_unary, fold_comparison,
fold_binary, multiple_of_p, tree_Expr_non_zero_p,
fold_negate_const, fold_abs_const, fold_not_const): Likewise.
* print-tree.c (print_node_brief, print_node): Likewise.
* stor-layout.c (place_field, layout_type): Likewise.
* tree-chrec.c (keep_cast): Likewise.
* tree.c (build_vector, build_real, build_real_from_int_cst,
build_complex): Likewise.
2007-01-11 Roger Sayle <roger@eyesopen.com>
* tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
2007-01-11 Paolo Bonzini <bonzini@gnu.org>
* configure.ac (strict1_warn): Rename to strict_warn.
(WERROR, --enable-werror, symlink hacks, stage1_cflags,
cc_set_by_configure, quoted_cc_set_by_configure,
stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
all_boot_languages, all_stagestuff): Remove.
(target_list): Remove bootstrap targets.
* Makefile.in (quickstrap): Unconditionally make a synonym of all.
(BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
stage1_copy, stage2_build, stage2_copy, stageprofile_build,
stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
*compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
(ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
(STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
(mostlyclean): Adjust.
(clean, distclean): Don't mention bootstrap stuff.
* configure: Regenerate.
* ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
treelang/config-lang.in (stagestuff): Remove.
* doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
stageprofile, stagefeedback, stagestuff): Remove mention.
2007-01-11 Nick Clifton <nickc@redhat.com>
* config/mcore/predicates.md (mcore_general_movesrc_operand):
Accept CONSTs.
(mcore_general_movdst_operand): Do not accept CONST_INTs.
(mcore_arith_K_S_operand): Run the test for the S constraint not
the test for the M constraint.
(mcore_addsub_operand): Do not accept integer values that are
larger than 32 bits.
* config/mcore/mcore.md: Remove unused constraints from split.
(andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
(addsi3): Likewise.
(allocate_stack): Likewise.
* config/mcore/mcore.c (mcore_print_operand): Restrict output of P
operands to 32 bits.
(mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
INTVAL.
(mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
mcore_const_ok_for_inline, mcore_const_trick_uses_not,
try_constant_tricks, mcore_num_ones, mcore_num_zeros,
mcore_output_bclri, mcore_output_andn, output_inline_const,
mcore_output_move, mcore_output_movedouble): Likewise.
(mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
(output_inline_const): Likewise.
(output_inline_const): Fix format strings used in sprintf
statements.
* config/mcore/mcore-protos.h: Update prototypes for changed
functions in mcore.c.
* config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
HOST_WIDE_INT and not int.
(CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
CONST_OK_FOR_N): Likewise.
(LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
(GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
an INTVAL.
2007-01-10 Jan Hubicka <jh@suse.cz>
* tree-vrp.c (remove_range_assertions): Release defs.
* tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
* tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
2007-01-10 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
* config/arm/arm.md (mulsi3subsi): New insn.
2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
(tree_transform_and_unroll_loop): New.
* tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
Declare.
2007-01-10 Robert Kennedy <jimbob@google.com>
* fold-const.c (fold_comparison): Fold comparisons like (x *
1000 < 0) to (x < 0).
2007-01-10 Ian Lance Taylor <iant@google.com>
* tree-pretty-print.c (dump_generic_node): Print parentheses when
operands have the same priority.
2007-01-10 Tom Tromey <tromey@redhat.com>
* fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
(fold_binary): Likewise.
* langhooks.c (lhd_can_use_bit_fields_p): Removed.
* langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
(LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
* langhooks.h (struct lang_hooks): Removed field
'can_use_bit_fields_p'.
2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
* config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2007-01-10 Razya Ladelsky <razya@il.ibm.com>
* function.c (get_last_funcdef_no): New function.
* function.h (get_last_funcdef_no): Declare.
* tree-inline.c (initialize_cfun): Add initialization.
(tree_function_versioning): Cleanup.
2007-01-10 Jan Hubicka <jh@suse.cz>
* tree-inline.c (setup_one_parameter): Do not propagate into abnormal
PHIs.
2007-01-10 Sa Liu <saliu@de.ibm.com>
Ben Elliston <bje@au.ibm.com>
* spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
for SAVE_NONLOCAL and Pmode for any other save level.
* spu-protos.h (spu_restore_stack_block): Declare.
* spu.md (save_stack_block): Remove.
(restore_stack_block): Call spu_restore_stack_block.
* spu.c (spu_restore_stack_block): New function.
(spu_expand_epilogue): Remove old comment.
2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/30322
* tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
(cand_value_at): Return the value as aff_tree.
(may_eliminate_iv): Convert the bound from aff_tree to tree.
* tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
aff_combination_mult): New functions.
(aff_combination_add): Use aff_combination_add_cst.
(aff_combination_convert): Allow conversions to a wider type.
(tree_to_aff_combination): Handle BIT_NOT_EXPR.
* tree-affine.h (aff_combination_mult): Declare.
2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
* doc/tm.texi: Update documentation to reflect reality of exec
and start file search behaviours. Update copyright year.
* doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
header file directories.
2007-01-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
(*cosxf2): Rename to cosxf2_i387.
(*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
using X87MODEF12 mode macro. Rename patterns to
*sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
for SSE math.
(*cosdf2, *cossf2): Ditto.
(sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
to match extended input operands.
(sincos<mode>3): New expander.
(*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
insn patterns and corresponding splitters.
2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
(SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
2007-01-09 Nicolas Pitre <nico@cam.org>
PR target/30173
* arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2007-01-08 Geoffrey Keating <geoffk@apple.com>
* target.h (struct gcc_target): New field library_rtti_comdat.
* target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
(TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
* doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
* config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
2007-01-08 Geoffrey Keating <geoffk@apple.com>
* doc/invoke.texi (Optimize Options): Correct description of -O0.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree.h (force_fit_type_double): Export.
(force_fit_type): Remove.
* fold-const.c (force_fit_type_double): New function.
(force_fit_type): Remove.
(int_const_binop): Use it.
(fold_convert_const_int_from_int): Likewise.
(fold_convert_const_int_from_real): Likewise.
(fold_div_compare): Likewise.
(fold_sign_changed_comparison): Likewise.
(fold_unary): Likewise.
(fold_negate_const): Likewise.
(fold_abs_const): Likewise.
(fold_not_const): Likewise.
* c-common.c (shorten_compare): Use force_fit_type_double.
* convert.c (convert_to_pointer): Likewise.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree.h (build_int_cst_wide_type): Export.
* tree.c (build_int_cst_wide_type): New function.
(build_int_cst_wide): Fix comment.
* builtins.c (fold_builtin_object_size): Use build_int_cst
to build -1 or 0 of the correct type. Use fit_double_type
to check for overflow.
* fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
to build the mask.
(decode_field_reference): Likewise.
(all_ones_mask_p): Likewise.
(native_interpret_int): Use build_int_cst_wide_type.
(fold_binary): Use build_int_cst_type to build an all-ones
value.
* stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
* config/pa/t-pa64 (libgcc_stub.a): Use $(T).
2007-01-09 Ben Elliston <bje@au.ibm.com>
* genautomata.c (STATS_OPTION): New option.
(stats_flag): New flag.
(gen_automata_option): Handle it.
(initiate_automaton_gen): Ditto.
(write_automata): Output statistics only if stats_flag is
set. Likewise, output time statistics only if time_flag is set.
* doc/md.texi (Processor pipeline description): Document new flag.
2007-01-08 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
* tree.c (build_int_cst_type): Likewise.
(size_in_bytes): Don't call force_fit_type on the result.
(int_fits_type_p): Use fit_double_type.
* fold-const.c (fit_double_type): New function.
(force_fit_type): Use it.
* tree.h (fit_double_type): Export.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-vectorizer.c (gate_increase_alignment): Fix return type.
* ipa.c (function_and_variable_visibility): Fix return type.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
of offset to build the index.
* tree-pretty-print.c (dump_generic_node): Don't build negated
const just for printing.
* c-pretty-print.c (pp_c_integer_constant): Likewise.
* builtins.c (fold_builtin_int_roundingfn): Check if result
fits the type by using force_fit_type and comparing the result.
* predict.c (predict_loops): Use compare_tree_int for comparison.
* tree.c (build_int_cst): Fall back to integer_type_node for
NULL_TREE type.
(build_int_cst_wide): Assert type is non-null.
2007-01-08 Roberto Costa <roberto.costa@st.com>
* tree-vrp.c (extract_range_from_cond_expr): New.
(extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
* tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
as expressions.
(fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
* tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
used as expressions.
* tree-object-size.c (cond_expr_object_size): New.
(collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-ssa-forwprop.c (forward_propagate_into_cond,
tree_ssa_forward_propagate_single_use_va): Release defs of propagated
statement.
2007-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23603
* tree-vrp.c (set_value_range_to_truthvalue): New function.
(extract_range_from_binary): Fall back to truthvalue instead of
varying for TRUTH_*_EXPR.
(extract_range_from_comparison): Fall back to truthvalue instead of
varying.
(vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
if all visited PHI values were constant.
2007-01-08 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
(cgraph_analyze_function): break out from ...
(cgraph_finalize_compilation_unit): ... here.
(cgraph_expand_function): Remove forgoten commented out line.
(cgraph_optimize): Analyze functions.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-pas.h (TODO_remove_function): New flag.
(TODO_update*): Renumber.
(pass_ipa_increase_alignment,
pass_ipa_function_and_variable_visibility): New passes.
* cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
(cgraph_function_and_variable_visibility): Move to ipa.c
(cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
cgraph_increase_alignment.
* ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
(cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
calling tree-inline.
(cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
(pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
* tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
(gate_increase_alignment): New function.
(pass_ipa_increase_alignment): New pass.
* ipa.c: Inline tree-pass.h and timevar.h
(function_and_variable_visibility): Move here from cgraphunit.c
* tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
* passes.c (init_optimization_passes): Add the two new passes.
(execute_todo): Handle cgraph_remove_functions.
2007-01-08 Nick Clifton <nickc@redhat.com>
* config/frv/predicates.md (reg_or_0_operand): Accept
CONST_DOUBLEs.
2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
* config/bfin/rtems.h, config/bfin/t-rtems: New.
* config.gcc: Add bfin*-rtems*.
2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
* c.opt: Add -flax-vector-conversions.
* c-typeck.c (convert_for_assignment): Pass flag to
vector_types_convertible_p to allow emission of note.
(digest_init): Likewise.
* c-opts.c: Handle -flax-vector-conversions.
* c-common.c (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Unless -flax-vector conversions
has been passed, disallow conversions between vectors with
differing numbers of subparts and/or element types. If such
a conversion is disallowed, possibly emit a note on the first
occasion only to inform the user of -flax-vector-conversions.
The new last argument specifies this.
* c-common.h (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Add extra argument.
* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
char_type_node for V*QI type vectors.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
Update to satisfy new typechecking rules.
* config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
C and C++ variants.
* doc/invoke.texi (C Dialect Options): Document
-flax-vector-conversions.
2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
PR tree-optimization/29877
* tree-ssa-ter.c (is_replaceable_p): Deem assignments with
a register variable on the RHS to not be replaceable.
2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
* config/score/t-score-elf (MULTILIB_OPTIONS): Change.
* config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
const_simm15, const_pow2, const_npow2): Added.
* config/score/misc.md (insv, extv, extzv, movmemsi,
move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
* config/score/score.c (score_address_cost, score_select_cc_mode):
Added.
Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
Update score_print_operand.
* config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
Adjust register allocate order and update some macro define.
* config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
mdx_block_move_straight, mdx_block_move_loop_head,
mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
mdx_block_move): Added.
(mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
mdp_limm): Updated and fix some bug and typo.
* config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
(movsf, movdf, doloop_end): Added.
2007-01-08 Kazu Hirata <kazu@codesourcery.com>
* config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
config/arm/thumb2.md: Fix comment typos.
* doc/extend.texi: Fix a typo.
2007-01-07 Eric Christopher <echristo@apple.com>
* configure.ac: Check for __stack_chk_fail for darwin.
* configure: Regenerate.
2007-01-07 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_assert): CSE calls to
compare_values where possible.
(extract_range_from_unary_expr): Likewise.
2007-01-07 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr-protos.h (call_insn_operand): Delete prototype.
* config/avr/avr.c (call_insn_operand): Delete function.
* config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
instead of register number. Use predicates.
* config/avr/predicates.md (const0_operand, reg_or_0_operand,
call_insn_operand): Add.
2007-01-06 Jan Hubicka <jh@suse.cz>
* tree-pass.h (pass_build_cgraph_edges): Declare.
* cgraphunit.c (record_refernece): Move to cgraphbuild.c
(visited_nodes): Remove.
(cgraph_create_edges): Move to cgraphbuild.c; rename to
build_cgrpah_edges; make visited_nodes local.
(cgraph_process_new_functions): DO not call initialize_inline_failed.
(record_references_in_initializer): Move to cgraphbuild.c
(initialize_inline_failed, rebuild_cgraph_edges,
pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
(verify_cgraph_node): Make visited_nodes local.
(cgraph_analyze_function): Do not call cgraph_create_edges and
initialize_inline_failed.
(cgraph_expand_function): Do not call cgraph_lower_function;
assert that function is already lowered.
* Makefile.in (cgraphbuild.o): New.
* passes.c (init_optimization_passes): Add pass_build_cgraph_edges
at the end of lowering passes.
2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
* ifcvt.c (cond_move_convert_if_block): New function, code
factored out from...
(cond_move_process_if_block): ...here. Call the new function
on the THEN and ELSE blocks.
(merge_if_block): Do not copy global_live_at_end, merge_blocks
already takes care of this.
2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/19978
* tree.h (TREE_OVERFLOW_P): New.
* c-typeck.c (parser_build_unary_op): Warn only if result
overflowed and operands did not.
(parser_build_binary_op): Likewise.
(convert_for_assignment): Remove redundant overflow_warning.
* c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-typeck.c (store_init_value): Split over two lines to follow
the GNU coding style.
2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
* c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
__GXX_EXPERIMENTAL_CXX0X__.
* doc/cpp.texi: Same.
2007-01-05 Richard Guenther <rguenther@suse.de>
PR middle-end/27826
* tree.c (get_narrower): Do not construct COMPONENT_REFs
with mismatched types. Instead explicitly build a
conversion NOP_EXPR.
2007-01-05 Ian Lance Taylor <iant@google.com>
* c-common.c (decl_with_nonnull_addr_p): New function.
(c_common_truthvalue_conversion): Call it.
* c-typeck.c (build_binary_op): Likewise.
* c-common.h (decl_with_nonnull_addr_p): Declare.
2007-01-05 Jakub Jelinek <jakub@redhat.com>
PR c/30360
* libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
denom against 0.0.
2007-01-05 Joel Brobecker <brobecker@adacore.com>
* doc/install.texi (Final install): Document the fact that
the GNAT runtime should not be stripped.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-inline.c (fold_marked_statements): Update operand caches
and EH after folding
2007-01-04 Ian Lance Taylor <iant@google.com>
* c-common.c (check_function_nonnull): Whitespace fix.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
comitted older version of patch.
(pass_fixup_cfg): Add TODOs to verify flow and statements, dump
function, celanup cfg and collect garbage.
2007-01-04 Mike Stump <mrs@apple.com>
* Makefile.in (mostlyclean): Don't remove libgcc anymore.
(clean): Likewise.
2007-01-04 Eric Christopher <echristo@apple.com>
* libgcc2.c (__bswapsi2): Use SItype.
(__bswapdi2): Use DItype.
* libgcc2.h: Update for above.
2007-01-04 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
umulsidi3, umulsidi3adddi, smulsi3_highpart,
umulsi3_highpart): Make conditional on !arm_arch6.
(arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
umulsi3_highpart_v6): New insns.
2007-01-04 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_convert): When casting an expression to void,
fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
have a type. Instead of attempting to build a NOP_EXPR, return
these "special" trees directly.
2007-01-04 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
MULT inside MINUS as either argument. Use rs6000_cost->dmul -
rs6000_cost->fp not 0 as adjustment for outer NEG.
2007-01-04 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_release_function_body): New function.
(cgraph_remove_node): Use it.
* cgraph.h (cgraph_release_function_body): Declare.
* cgraphunit.c (cgraph_expand_function): Use it.
* ipa.c (cgraph_remove_unreahchable_nodes): Use it.
* tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
is initialized and while compilation of other function is running.
* tree-optimize.c (execute_free_cfg_annotations): Move code to clear
statement CFG annotations from here to ...
* tree-cfg.c (delete_tree_cfg_annotations): ... here.
2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
* cfgloop.h (enum li_flags): Make the constants powers of two.
2007-01-04 Jan Hubicka <jh@suse.cz>
* tree-inline.c (copy_bb): Insert new statements to statements_to_fold
set.
(fold_marked_statements): New function.
(optimize_inline_calls, tree_function_versioning): Fold new statements.
* tree-inline.h (copy_body_data): Add statements_to_fold.
2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
* config.gcc: Mention libgcc/config.host.
* Makefile.in: Update comments mentioning libgcc.
(LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
(all.cross, start.encap, rest.encap, rest.cross): Update
dependencies for libgcc move.
(libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
(clean-target, clean-target-libgcc): Delete.
(srcdirify, GCC_EXTRA_PARTS): New macros.
(libgcc-support, libgcc.mvars): New rules.
(distclean): Remove mention of mklibgcc.
(install): Don't reference INSTALL_LIBGCC.
(install-common): Don't reference EXTRA_PARTS.
(install-libgcc, install-multilib): Delete rules.
* mklibgcc.in: Delete file.
* doc/configfiles.texi: Don't mention mklibgcc.
* config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
* config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
* config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
* config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
(mklibgcc, ldblspecs): Likewise.
* config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
(posixpre.def): Use $(T).
(SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
(SHLIB_SRC, SHLIB_INSTALL): Delete.
(SHLIB_LINK): Make dummy.
* config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
* config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
* config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
* config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
config/rs6000/t-newas, config/sparc/t-elf: Likewise.
* configure.ac (all_outputs): Remove mklibgcc.
* configure: Regenerated.
2007-01-03 Josh Conner <jconner@apple.com>
PR middle-end/29683
* calls.c (compute_argument_addresses): Set stack and stack_slot
for partial args, too.
(store_one_arg): Use locate.size.constant for the size when
generating a save_area.
2007-01-03 Robert Kennedy <jimbob@google.com>
* tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
whose definitions are deleted due to basic block merging.
2007-01-03 Paul Brook <paul@codesourcery.com>
PR target/16634
* config/arm/arm.c (output_return_instruction): Pop PC in interrupt
functions.
(use_return_insn): Return 0 for Thumb interrupt functions.
(print_multi_reg): Add rfe argument for IRQ returns.
(arm_output_epilogue): Pop interrupt return address directly into PC.
(arm_expand_prologue): Only adjust IRQ return address in Arm mode.
2007-01-03 Paul Brook <paul@codesourcery.com>
Merge from sourcerygxx-4_1.
* config/arm/thumb2.md: New file.
* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
Thumb-2.
* config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
* config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
(ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
* config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
tables.
(ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
* config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
comptibility.
* config/arm/ieee754-sf.S: Ditto.
* config/arm/arm.c (thumb_base_register_rtx_p): Rename...
(thumb1_base_register_rtx_p): ... to this.
(thumb_index_register_rtx_p): Rename...
(thumb1_index_register_rtx_p): ... to this.
(thumb_output_function_prologue): Rename...
(thumb1_output_function_prologue): ... to this.
(thumb_legitimate_address_p): Rename...
(thumb1_legitimate_address_p): ... to this.
(thumb_rtx_costs): Rename...
(thumb1_rtx_costs): ... to this.
(thumb_compute_save_reg_mask): Rename...
(thumb1_compute_save_reg_mask): ... to this.
(thumb_final_prescan_insn): Rename...
(thumb1_final_prescan_insn): ... to this.
(thumb_expand_epilogue): Rename...
(thumb1_expand_epilogue): ... to this.
(arm_unwind_emit_stm): Rename...
(arm_unwind_emit_sequence): ... to this.
(thumb2_legitimate_index_p, thumb2_legitimate_address_p,
thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
thumb2_output_casesi): New functions.
(TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
(FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
THUMB2_WORK_REGS): Define.
(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
arm_condexec_mask, arm_condexec_masklen)): New variables.
(all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
(arm_override_options): Check new CPU capabilities.
Set new architecture flag variables.
(arm_isr_value): Handle v7m interrupt functions.
(user_return_insn): Return 0 for v7m interrupt functions. Handle
Thumb-2.
(const_ok_for_arm): Handle Thumb-2 constants.
(arm_gen_constant): Ditto. Use movw when available.
(arm_function_ok_for_sibcall): Return false for v7m interrupt
functions.
(legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
(thumb_find_work_register, arm_load_pic_register,
legitimize_tls_address, arm_address_cost, load_multiple_sequence,
emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
print_multi_reg, output_mov_long_double_fpa_from_arm,
output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
output_mov_double_fpa_from_arm, output_move_double,
arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
output_return_instruction, arm_output_function_prologue,
arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
arm_output_mi_thunk, thumb_set_return_address): Ditto.
(arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
(arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
(arithmetic_instr, shift_op): Use arm_shift_nmem.
(arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
'!' and 'L'.
(arm_final_prescan_insn): Use extract_constrain_insn_cached.
(thumb_expand_prologue): Use thumb_set_frame_pointer.
(arm_file_start): Output directive for unified syntax.
(arm_unwind_emit_set): Handle stack alignment instruction.
* config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
Add v6t2, v7, v7a, v7r and v7m.
(RETLDM): Add Thumb-2 code.
(do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
(TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
ADJUST_INSN_LENGTH): Define.
(TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
(arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
* config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
cortex-m3.
* config/arm/arm-tune.md: Regenerate.
* config/arm/arm-protos.h: Update prototypes.
* config/arm/vfp.md: Enable patterns for Thumb-2.
(arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
(arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
(thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
* config/arm/libunwind.S: Add Thumb-2 code.
* config/arm/constraints.md: Update include Thumb-2.
* config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
* config/arm/ieee754-df.S: Ditto.
* config/arm/bpabi.S: Ditto.
* config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
* config/arm/predicates.md (low_register_operand,
low_reg_or_int_operand, thumb_16bit_operator): New.
(thumb_cmp_operand, thumb_cmpneg_operand): Rename...
(thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
* config/arm/t-arm-elf: Add armv7 multilib.
* config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
Include thumb2.md.
(UNSPEC_STACK_ALIGN, ce_count): New.
(arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
arm_zero_extendsidi2, arm_zero_extendqidi2): New
insns/expanders.
* config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
(thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
* config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
(cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
insns.
* doc/extend.texi: Document ARMv7-M interrupt functions.
* doc/invoke.texi: Document Thumb-2 new cores+architectures.
2007-01-03 Jakub Jelinek <jakub@redhat.com>
* unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
(struct _Unwind_Context): Rename args_size to flags, remove
signal_frame field, add a new args_size field and version field.
(_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
_Unwind_IsExtendedContext): New inline functions.
(_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
Assume by_value array is only present if _Unwind_IsExtendedContext.
(_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
_Unwind_IsSignalFrame.
(__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
(uw_update_context_1): Use _Unwind_SetSignalFrame.
(uw_init_context_1): Initialize context->flags to
EXTENDED_CONTEXT_BIT.
* config/rs6000/linux-unwind.h (frob_update_context): Use
_Unwind_SetSignalFrame.
2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30353
* gimplify.c (gimplify_modify_expr_complex_part): Move below
tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
the value.
2007-01-03 Kazu Hirata <kazu@codesourcery.com>
* config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
RET, AT_SP): Remove.
* config/i386/i386.md (*sse_prologue_save_insn): Use return
instead of RET.
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
* cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
* loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
to loop_version.
* cfgloopmanip.c (scale_loop_frequencies): Export.
(loopify): Scale the frequencies by prescribed coefficients.
(set_zero_probability): New function.
(duplicate_loop_to_header_edge): Improve updating of frequencies.
(lv_adjust_loop_entry_edge, loop_version): Set probabilities
and frequencies according to arguments.
* tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
correctly.
* cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
* modulo-sched.c (sms_schedule): Set probabilities for entering
versioned loop correctly.
* tree-vect-transform.c (vect_transform_loop): Ditto.
* cfgloop.h (loopify, loop_version): Declaration changed.
(scale_loop_frequencies): Declared.
2007-01-02 Jan Hubicka <jh@suse.cz>
* cgraph.c: Include tree-flow.h
(cgraph_add_new-function): Handle IPA_SSA mode; execute
early_local_passes.
* cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
* tree-pass.h (pass_all_early_optimizations): Declare.
* cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
early_local_passes.
(cgraph_analyze_function): Do early_local_passes.
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
Do not add referenced vars.
* tree-optimize.c (gate_all_optimizations): Do not execute when not in
SSA form.
(gate_all_early_local_passes): New gate.
(pass_early_local_passes): Use new gate.
(execute_early_local_optimizations): New functions.
(gate_all_early_optimizations): New gate.
(pass_all_early_optimizations): New pass.
(execute_free_datastructures): Free SSA only when initialized.
(gate_init_datastructures): Init only when optimizing.
(tree_lowering_passes): Do early local passes when called late.
* tree-profile.c (do_tree_profiling): Don't profile functions added
late.
(do_early_tree_profiling, pass_early_tree_profile): Kill.
* tree-cfg.c (update_modified_stmts): Do not update when operands are
not active.
* passes.c (init_optimizations_passes): Reorder so we go into SSA
during early_local_passes.
* Makefile.in (cgraph.o): Add dependency on tree-flow.h.
2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.in: Update copyright year.
2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
in $(lang_checks) and check-consistency targets.
2007-01-02 Jan Hubicka <jh@suse.cz>
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
Do not add referenced vars.
* tree-cfg.c (update_modified_stmts): Do not update when SSA operands
are not active.
* passes.c (init_optimization_passes): Put mudflap_2 after
free_datastructures.
2007-01-02 Jan Hubicka <jh@suse.cz>
* tree-optimize (execute_fixup_cfg): Set after_inlining flag.
Set NOTHROW flag on call statements proved to be nothrow.
Update statement of local calls so new pure/const functions are
updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
goto receivers.
(tree_rest_of_compilation): Register hooks and initialize bitmap
early. Do not set after_inlining flag.
2007-01-02 Steve Ellcey <sje@cup.hp.com>
* sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
HOST_BITS_PER_LONGLONG
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/19977
* c-typeck.c (store_init_value): Don't emit pedantic overflow
warning for non-static initializers.
2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
* config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
Always use set_unique_reg_note to add REG_EQUAL notes.
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
Revert:
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
2007-01-02 Ian Lance Taylor <iant@google.com>
* c-common.c (c_common_truthvalue_conversion): When warning about
using an assignment as a truth value, set TREE_NO_WARNING.
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* c.opt (Wold-style-declaration): New.
* doc/invoke.texi (C-only Warning Options): New.
(Wold-style-declaration): Document it.
(Wextra): Enabled by -Wextra.
* c-opts.c (c_common_post_options): Enabled by -Wextra.
* c-decl.c (declspecs_add_scspec): Replace -Wextra with
-Wold-style-declaration.
2007-01-02 Kazu Hirata <kazu@codesourcery.com>
* alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
* cfgbuild.c (find_basic_blocks): Likewise.
* cfgrtl.c (rtl_create_basic_block): Likewise.
* function.c (temp_slots_at_level): Likewise.
* reg-stack.c (stack_regs_mentioned): Likewise.
* regclass.c (allocate_reg_info): Likewise.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
set_bb_for_stmt, move_block_to_fn): Likewise.
* tree-complex.c (tree_lower_complex): Likewise.
* vec.h (VEC_safe_grow_cleared): New.
2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
* c-common.c(c_common_nodes_and_builtins): Since variants of
void_type_node get built before it is given a name, we need to
give those variants the name, too.
(complete_array_type): We need to work with the canonical main
type of the array, from which we will build the qualified version.
* params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
* print-tree.c (print_node): Display canonical type information
for each type.
* stor-layout.c (layout_type): When we don't know the
alignment of a type for which we're building an array, we end up
guessing wrong, so make the type require structural equality.
* tree.c (make_node_stat): When we build a new type, it is its
own canonical type.
(build_type_attribute_qual_variant): When building an attribute
variant, its canonical type is the non-attribute variant. However,
if the attributes are target-dependent and they differ, we need to
use structural equality checks for this type.
(build_qualified_type): A qualified type is not equivalent to its
unqualified variant; set the canonical type appropriately.
(build_distinct_type_copy): When building a distinct type from
another type, the new type is its own canonical type.
(build_variant_type_copy): When building a new type variant, we
assume that it is equivalent to the original type.
(build_pointer_type_for_mode): When building a pointer type, also
build a canonical type pointer.
(build_reference_type_for_mode): When building a reference type,
also build a canonical type reference.
(build_index_type): When we can't hash an index type (e.g.,
because its maximum value is negative), the index type requires
structural equality tests.
(build_array_type): Build the canonical form of an array type.
(build_function_type): Function types require structural equality,
because they contain default arguments, attributes, etc.
(build_method_type_directly): Ditto for method types.
(build_offset_type): Build the canonical offset type.
(build_complex_type): Build the canonical vector type.
(make_vector_type): Build the canonical vector type.
* tree.h (TYPE_CANONICAL): New.
(TYPE_STRUCTURAL_EQUALITY_P): New.
(SET_TYPE_STRUCTURAL_EQUALITY): New.
(struct tree_type): Added "canonical" field.
* params.h (VERIFY_CANONICAL_TYPES): New.
* doc/c-tree.texi (TYPE_CANONICAL): Document.
(TYPE_STRUCTURAL_EQUALITY_P): Document.
(SET_TYPE_STRUCTURAL_EQUALITY): Document.
* doc/invoke.texi (verify-canonical-types): Document --param
parameter for verifying canonical types.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
* config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
tm_file.
* config/rs6000/e500.h: New.
* config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
Remove.
* config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
TARGET_E500_DOUBLE): Remove.
* config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
* config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
* config/rs6000/rs6000.c (rs6000_override_options): Use
CHECK_E500_OPTIONS.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
TARGET_E500_DOUBLE), not TARGET_E500, for %y.
(rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
rs6000_emit_cmove): Don't check TARGET_E500.
* config/rs6000/rs6000.md (bunordered, bordered, sunordered,
sordered): Don't check TARGET_E500.
2007-01-01 Eric Christopher <echristo@apple.com>
* config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
HARD_REGISTER_NUM_P.
2007-01-01 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
"X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
eq/ne Y".
2007-01-01 Mike Stump <mrs@apple.com>
* configure.ac: Remove support for building with Apple's gcc-3.1.
2007-01-02 Joseph Myers <joseph@codesourcery.com>
PR middle-end/30311
* caller-save.c (add_stored_regs): Only handle SUBREGs if inner
REG is a hard register. Do not modify REG before calling
subreg_nregs.
* rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
multiple of the size of YMODE for certain lowpart cases.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
PR middle-end/30253
* gimplify (voidify_wrapper_expr): Update for
GIMPLE_MODIFY_STMT.
2007-01-01 Andreas Schwab <schwab@suse.de>
PR target/29166
* config/ia64/ia64.c (ia64_compute_frame_size): Account space for
save of BR0 in extra_spill_size instead of spill_size.
(ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
area.
(ia64_expand_epilogue): Restore BR0 from its new location.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
* gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
Use a temporary variable if the left hand side is not a gimple
register.
2007-01-01 Andrew Pinski <pinskia@gmail.com>
* gimplify.c (gimplify_return_expr): Make the temporary variable
for the return expression, a gimple register variable.
2007-01-01 Jan Hubicka <jh@suse.cz>
* emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
INSN_LIST.
2007-01-01 Mike Stump <mrs@apple.com>
* configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
.literal16.
* config/darwin.c (machopic_select_rtx_section): Use
HAVE_GAS_LITERAL16.
(darwin_mergeable_constant_section): Likewise.
* configure: Regenerate.
* config.in: Regenerate.
2007-01-01 Jan Hubicka <jh@suse.cz>
Andrew Pinski <pinskia@gmail.com>
* cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
before starting IPA passes.
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