gcc/
* real.c (real_to_decimal): Accept BUF_SIZE and CROP_TRAILING_ZEROS
as arguments. Bound DIGITS by the available buffer size.
(real_to_hexadecimal): Likewise.
* real.h (real_to_decimal, real_to_hexadecimal): Update prototypes.
(REAL_VALUE_TO_DECIMAL): Remove.
* c-common.c, c-pretty-print.c, print-rtl.c, print-tree.c,
sched-vis.c, config/arc/arc.c, config/c4x/c4x.c, config/fr30/fr30.c,
config/i370/i370.h, config/i386/i386.c, config/i960/i960.c,
config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
config/m68k/hp320.h, config/m68k/m68k.h, config/m68k/sun2o4.h,
config/m68k/sun3.h, config/mips/mips.c, config/ns32k/ns32k.c,
config/pdp11/pdp11.h, config/vax/vax.h: Update all callers to
use real_to_decimal directly, and with the proper arguments.
* doc/tm.texi (REAL_VALUE_TO_DECIMAL): Remove.
gcc/cp/
* error.c (dump_expr): Use real_to_decimal directly, and with
the new arguments.
gcc/f/
* target.h (ffetarget_print_real1, ffetarget_print_real2): Use
real_to_decimal directly, and with the new arguments.
From-SVN: r58187
* c-common.c (flag_abi_version): New variable.
* c-common.h (flag_abi_version): Declare it.
* c-opts.c (missing_arg): Add -fabi-version.
(c_common_decode_option): Process -fabi-version.
* doc/invoke.texi (-fabi-version): Document it.
(-Wabi): Add information about bit-fields in unions.
* cp/class.c (layout_virtual_bases): Do not round the size of the
type to a multiple of the alignment before laying out virtual bases.
(layout_class_type): Correct handling of bit-fields that are wider
than their type inside unions. Round the size of the type to a
even number of bytes when computing the size without virtual
bases.
* cp/cp-tree.h (abi_version_at_least): New macro.
* g++.dg/abi/bitfield6.C: New test.
* g++.dg/abi/bitfield7.C: New test.
* g++.dg/abi/bitfield8.C: New test.
* g++.dg/abi/vbase11.C: New test.
From-SVN: r57432
* machmode.def (V1DImode): New mode. A single element vector.
* tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
(unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
* tree.c (build_common_tree_nodes_2): Build
unsigned_V1DI_type_node and V1D1_type_node.
* c-common.c (c_common_type_for_mode): Return
unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
* rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.
From-SVN: r57248
gcc/
2002-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
* c-common.c (builtin_define_type_precision): New function.
(cb_register_builtins): Use it. Define __WCHAR_UNSIGNED__ is
wchar_t is unsigned in C++.
* doc/cpp.texi (Common Predefined Macros): Document
__WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
__INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
__DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
libstdc++-v3/
2002-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
* include/std/std_limits.h (__glibcpp_char_bits,
__glibcpp_short_bits, __glibcpp_int_bits,
__glibcpp_long_bits,
__glibcpp_long_long_bits, __glibcpp_float_bits,
__glibcpp_double_bits, __glibcpp_long_double_bits):
Remove. Use
compiler predifined macros.
(__glibcpp_wchar_t_is_signed): Define based on compiler
predefined
__WCHAR_UNSIGNED__.
From-SVN: r56646
* c-common.c (c_expand_expr) [STMT_EXPR]: If the last expression is
a VAR_DECL with RTL that matches the target, just return that RTL.
From-SVN: r56083
* c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.
* cppinit.c (cpp_post_options): Likewise.
* cppexp.c (cpp_classify_number): Suppress -Wtraditional
warning about 'LL' suffix (but not 'ULL' etc) when
-Wno-long-long is in effect.
* cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]:
Check for failing time()/localtime(), issue a warning, and
make __TIME__ and __DATE__ expand to fallback strings.
* doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__
and __TIME__ when the date and time cannot be determined.
From-SVN: r55969
2002-08-01 Toon Moene <toon@moene.indiv.nluug.nl>
* c-common.c (cb_register_builtins): Set
__FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
is given, and to 0 otherwise.
* combine.c (simplify_if_then_else): HONOR_NANS
implies FLOAT_MODE_P.
From-SVN: r55932
* c-common.c (cb_register_builtins): If C++, define
__EXCEPTIONS, __DEPRECATED and __GXX_ABI_VERSION as appropriate.
* gcc.c (cpp_unique_options): Remove __GXX_ABI_VERSION.
cp:
* lang-specs.h: Simplify in accordance with new code in
c-common.c.
From-SVN: r55924
* c-common.c: Define all C/ObjC/C++ warning and flag variables.
* c-common.h: Declare all C/ObjC/C++ warning and flag variables.
* c-decl.c: Move all warning and flag variables to c-common.c.
* c-format.c: Move all warning variables to c-common.c.
* c-tree.h: Move all warning and flag declarations to c-common.h.
* objc/objc-act.c: Move all warning variables to c-common.c.
(flag_warn_protocol): Rename warn_protocol.
cp:
* cp-tree.h: Move all warning and flag declarations to c-common.h.
* decl.c: Move all warning and flag variables to c-common.c.
* decl2.c: Move all warning and flag variables to c-common.c.
* lex.c (flag_digraphs): Remove.
(warn_traditional): Now in c-common.c.
From-SVN: r55923
2002-07-30 Toon Moene <toon@moene.indiv.nluug.nl>
* flags.h: Declare flag_finite_math_only.
Use it in definition of HONOR_NANS and
HONOR_INFINITIES.
* c-common.c (cb_register_builtins): Emit
__FINITE_MATH_ONLY__ when flag_finite_math_only
is set.
* combine.c (simplify_if_then_else): If
flag_finite_math_only is set, a == b has a
definite value.
* toplev.c: Initialize flag_finite_math_only.
(set_flags_fast_math): Set it on -ffast-math.
(flag_fast_math_set_p): Test it.
doc:
* invoke.texi: Document -ffinite-math-only.
f:
* com.c (ffe_init_options): Set
flag_finite_math_only.
* invoke.texi: Document -fno-finite-math-only.
From-SVN: r55887
* Makefile.in: rtlanal.o now depends upon real.h.
* flags.h [flag_signaling_nans]: New flag.
[HONOR_SNANS]: New macro.
* toplev.c [flag_signaling_nans]: Initialize to false.
(f_options): Add processing for "-fsignaling-nans".
(set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
(process_options): flag_signaling_nans implies flag_trapping_math.
* c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
when -fsignaling-nans. First step to implementing WG14's N965.
* fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
[RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
* simplify-rtx.c (simplify_relational_operation): Conditionalize
transforming abs(x) < 0.0 into false on !HONOR_SNANS.
* rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
-fsignaling_nans. EQ and NE only trap for flag_signaling_nans
not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
* doc/invoke.texi: Document new -fsignaling-nans compiler option.
From-SVN: r55804
* c-common.c (c_sizeof_or_alignof_type): Take a third argument for
complaining.
* c-common.h (c_sizeof): Adjust definition.
(c_alignof): Likewise.
* c-tree.h (c_sizeof_nowarn): Now macro.
* c-typeck.c (c_sizeof_nowarn): Remove definition.
cp/
* cp-tree.h (cxx_sizeof_nowarn): Now a macro.
(cxx_sizeof_or_alignof_type): Take a third argument.
(cxx_sizeof): Adjust definition.
(cxx_alignof): Likewise.
* init.c (build_delete): Use cxx_sizeof_nowarn to reflect reality.
* typeck.c (cxx_sizeof_or_alignof_type): Take a third argument for
complaining.
(c_sizeof_nowarn): Remove definition.
(build_unary_op): Use cxx_sizeof_nowarn.
From-SVN: r55744
2002-07-21 Gabriel Dos Reis <gdr@nerim.net>
Fix PR/7363:
* c-common.c (c_sizeof_or_alignof_type): New function.
(c_alignof): Remove definition.
* c-common.h (c_sizeof, c_alignof): Define as macros.
(c_sizeof_or_alignof_type): Declare.
(my_friendly_assert): Moved from cp/cp-tree.h
* c-typeck.c (c_sizeof): Remove definition.
cp/
2002-07-21 Gabriel Dos Reis <gdr@nerim.net>
Fix PR/7363:
* typeck.c (cxx_sizeof_or_alignof_type): New function.
(c_sizeof): Remove definition.
(expr_sizeof): Use cxx_sizeof.
* decl2.c (build_expr_from_tree): Use cxx_sizeof_or_alignof_type.
* decl.c (finish_destructor_body): Use cxx_sizeof.
* semantics.c (finish_alignof): Likewise.
(finish_alignof): Use cxx_alignof.
* cp-tree.h (cxx_sizeof, cxx_alignof): New macros.
(cxx_sizeof_or_alignof_type): Declare.
(my_friendly_assert): Move to ../c-common.h.
From-SVN: r55678
* c-common.c (c_common_post_options): Update prototype;
don't init backends if preprocessing only.
* langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
* langhooks.h (struct lang_hooks): Update post_options to
return a boolean.
* toplev.c (parse_options_and_default_flags, do_compile,
lang_independent_init): Update prototypes. Allow the
front end to specify that there is no need to initialize
the back end.
(general_init): Move call to hex_init here...
(toplev_main): ...from here. Pass flag for back end init
suppression.
java:
* lang.c (java_post_options): Update prototype.
From-SVN: r55306
PR c++/7099
* builtin-attrs.def: Define new attribute lists for use in
builtins.def.
* builtins.def [DEF_BUILTIN]: Modify to take an additional
ATTRS argument, an enumerated value defined in builtin-attrs.def
that represents the attribute list for the builtins. Modify
all builtin functions to pass an appropriate attribute list.
Specify "abort", "exit", "_exit" and "_Exit" builtins here with
their required noreturn attributes.
* tree.h (enum_builtin_function): Ignore the additional parameter
to DEF_BUILTIN.
* builtins.c (built_in_names): Likewise.
* c-common.c: (builtin_function_2): Replace the "int noreturn_p"
argument with a tree representing the functions attribute list.
Pass this "attrs" argument to builtin_function. No longer handle
the noreturn_p processing manually.
(built_in_attributes): Move the definitions from builtin-attrs.def
before c_common_nodes_and_builtins.
(c_common_nodes_and_builtins): Handle the new ATTRS parameter in
DEF_BUILTIN, passing it to both builtin_function and the changed
builtin_function_2.
* doc/extend.texi: Document __builtin_abort, __builtin_exit,
__builtin__exit and __builtin__Exit.
* java/builtins.c (initialize_builtins): Ignore the additional
parameter to DEF_BUILTIN. Handle more C/C++ specific junk in
the builtins.def file.
From-SVN: r55276
* c-common.c (c_common_get_alias_set): Correctly handle characters.
Rearrange order of expressions; don't handle vectors here.
* alias.c (get_alias_set): Let vectors match their components.
From-SVN: r54821
