mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-21 14:49:41 +08:00
0e206b71aa
* java/lang/Double.java (doubleToRawLongBits): Now native. * java/lang/Float.java (floatToRawIntBits): Likewise. * java/lang/natDouble.cc (doubleToRawLongBits): New method. * java/lang/natFloat.cc (floatToRawIntBits): Likewise. From-SVN: r39572
52 lines
829 B
C++
52 lines
829 B
C++
// natFloat.cc - Implementation of java.lang.Float native methods.
|
|
|
|
/* Copyright (C) 1998, 1999, 2001 Free Software Foundation
|
|
|
|
This file is part of libgcj.
|
|
|
|
This software is copyrighted work licensed under the terms of the
|
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
|
details. */
|
|
|
|
#include <config.h>
|
|
|
|
#include <java/lang/Float.h>
|
|
#include <jvm.h>
|
|
|
|
union u
|
|
{
|
|
jint l;
|
|
jfloat d;
|
|
};
|
|
|
|
jint
|
|
java::lang::Float::floatToIntBits(jfloat value)
|
|
{
|
|
union u u;
|
|
u.d = value;
|
|
jint e = u.l & 0x7f800000;
|
|
jint f = u.l & 0x007fffff;
|
|
|
|
if (e == 0x7f800000 && f != 0)
|
|
u.l = 0x7fc00000;
|
|
|
|
return u.l;
|
|
}
|
|
|
|
jint
|
|
java::lang::Float::floatToRawIntBits(jfloat value)
|
|
{
|
|
union u u;
|
|
u.d = value;
|
|
return u.l;
|
|
}
|
|
|
|
jfloat
|
|
java::lang::Float::intBitsToFloat(jint bits)
|
|
{
|
|
union u u;
|
|
u.l = bits;
|
|
return u.d;
|
|
}
|
|
|