gcc gcc/ChangeLog gcc/builtin-types.def gcc/bu ...

[rth at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rth@gcc.gnu.org	2002-09-16 18:28:50

Modified files:
	gcc            : ChangeLog builtin-types.def builtins.c 
	                 builtins.def real.c real.h 
	gcc/doc        : extend.texi 
	libstdc++-v3   : ChangeLog 
	libstdc++-v3/include/std: std_limits.h 
	libstdc++-v3/src: limits.cc 
	libstdc++-v3/testsuite/18_support: numeric_limits.cc 

Log message:
	gcc/
	* builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
	(BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
	* builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
	(__builtin_nans, __builtin_nansf, __builtin_nansl): New.
	* builtins.c (fold_builtin_nan): New.
	(fold_builtin): Call it.
	* real.c (real_nan): Parse a non-empty string.
	(round_for_format): Fix NaN significand truncation.
	* real.h (real_nan): Return bool.
	* doc/extend.texi: Document new builtins.
	
	libstdc++/
	* include/std/std_limits.h (__glibcpp_f32_QNaN_bytes,
	__glibcpp_f32_has_QNaN, __glibcpp_f32_SNaN_bytes,
	__glibcpp_f32_has_SNaN, __glibcpp_f64_QNaN_bytes,
	__glibcpp_f64_has_QNaN, __glibcpp_f64_SNaN_bytes,
	__glibcpp_f64_has_SNaN, __glibcpp_f80_QNaN_bytes,
	__glibcpp_f80_has_QNaN, __glibcpp_f80_SNaN_bytes,
	__glibcpp_f80_has_SNaN, __glibcpp_f96_QNaN_bytes,
	__glibcpp_f96_has_QNaN, __glibcpp_f96_SNaN_bytes,
	__glibcpp_f96_has_SNaN, __glibcpp_f128_QNaN_bytes,
	__glibcpp_f128_has_QNaN, __glibcpp_f128_SNaN_bytes,
	__glibcpp_f128_has_SNaN, __glibcpp_float_QNaN_bytes,
	__glibcpp_float_has_QNaN, __glibcpp_float_SNaN_bytes,
	__glibcpp_float_has_SNaN, __glibcpp_double_QNaN_bytes,
	__glibcpp_double_has_QNaN, __glibcpp_double_SNaN_bytes,
	__glibcpp_double_has_SNaN, __glibcpp_long_double_QNaN_bytes,
	__glibcpp_long_double_has_QNaN, __glibcpp_long_double_SNaN_bytes,
	__glibcpp_long_double_has_SNaN): Remove.
	(__glibcpp_f128_is_iec559): True if IEEE.
	(__glibcpp_float_QNaN, __glibcpp_float_SNaN): Remove.
	(__glibcpp_double_QNaN, __glibcpp_double_SNaN): Remove.
	(__glibcpp_long_double_QNaN, __glibcpp_long_double_SNaN): Remove.
	(std::numeric_limits<float>::has_quiet_NaN): Use __builtin_nanf.
	(std::numeric_limits<float>::has_signaling_NaN): Mirror has_quiet_NaN.
	(std::numeric_limits<float>::quiet_NaN): Use __builtin_nanf.
	(std::numeric_limits<float>::signaling_NaN): Use __builtin_nansf.
	(std::numeric_limits<double>): Similarly.
	(std::numeric_limits<long double>): Similarly.
	* src/limits.cc (__glibcpp_float_QNaN, __glibcpp_float_SNaN): Remove.
	(__glibcpp_double_QNaN, __glibcpp_double_SNaN): Remove.
	(__glibcpp_long_double_QNaN, __glibcpp_long_double_SNaN): Remove.
	
	* testsuite/18_support/numeric_limits.cc (test_infinity): New.
	(test_denorm_min, test_qnan, test_is_iec559): New.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.15446&r2=1.15447
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtin-types.def.diff?cvsroot=gcc&r1=1.8&r2=1.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtins.c.diff?cvsroot=gcc&r1=1.162&r2=1.163
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtins.def.diff?cvsroot=gcc&r1=1.36&r2=1.37
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/real.c.diff?cvsroot=gcc&r1=1.82&r2=1.83
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/real.h.diff?cvsroot=gcc&r1=1.47&r2=1.48
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/extend.texi.diff?cvsroot=gcc&r1=1.100&r2=1.101
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libstdc++-v3/ChangeLog.diff?cvsroot=gcc&r1=1.1357&r2=1.1358
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libstdc++-v3/include/std/std_limits.h.diff?cvsroot=gcc&r1=1.11&r2=1.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libstdc++-v3/src/limits.cc.diff?cvsroot=gcc&r1=1.8&r2=1.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libstdc++-v3/testsuite/18_support/numeric_limits.cc.diff?cvsroot=gcc&r1=1.12&r2=1.13