Changeset 2f08a55d in mainline for arch/amd64/include/fmath.h

Timestamp:

2005-09-03T14:16:25Z (19 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f6297e0

Parents:

544b4bf

Message:

Support for NaN and infinity in printf.

File:

• arch/amd64/include/fmath.h (modified) (3 diffs)

arch/amd64/include/fmath.h

@@ -35 +35 @@
 typedef union { double bf; unsigned char ldd[8]; }  fmath_ld_union_t;
 
-int fmath_is_negative(double num);
-//int fmath_is_exponent_negative(double num);
-
 /**returns exponent in binary encoding*/
 signed short fmath_get_binary_exponent(double num);
@@ -54 +51 @@
 double fmath_fint(double num, double *intp);
 
-/** Return absolute value from num */
-double fmath_abs(double num);
-
-double fmath_set_sign(double num,__u8 sign);
-
 /** count base^exponent from positive exponent
 * @param base
@@ -66 +58 @@
 double fmath_dpow(double base, double exponent) ;
 
+/** return 1, if num is NaN */
+int fmath_is_nan(double num);
+
+/** return 1, if fmath is a infinity */
+int fmath_is_infinity(double num);