mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-25 02:18:59 +08:00
15b28697de
* Makefile.in: Rebuilt with Eric's change below. * java/lang/natMath.cc (abs(jdouble), abs(jfloat), round(jfloat), round(jdouble), min(jfloat), max(jfloat), min(jdouble), min(jfloat)): Removed functions which are now implemented in Math.java. From-SVN: r49782
145 lines
2.7 KiB
C++
145 lines
2.7 KiB
C++
/* Copyright (C) 1998, 1999, 2000, 2002 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. */
|
|
|
|
/**
|
|
* @author Andrew Haley <aph@cygnus.com>
|
|
* @date Tue Sep 22 1998 */
|
|
/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3
|
|
* "The Java Language Specification", ISBN 0-201-63451-1
|
|
* plus online API docs for JDK 1.2 beta from http://www.javasoft.com.
|
|
* Status: Believed complete and correct.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include <java/lang/String.h>
|
|
#include <java/lang/Float.h>
|
|
#include <java/lang/Double.h>
|
|
#include <java/lang/Integer.h>
|
|
#include <java/lang/Long.h>
|
|
#include <java/lang/Math.h>
|
|
#include <gcj/array.h>
|
|
|
|
#include "fdlibm.h"
|
|
|
|
jdouble java::lang::Math::cos(jdouble x)
|
|
{
|
|
return (jdouble)::cos((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::sin(jdouble x)
|
|
{
|
|
return (jdouble)::sin((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::tan(jdouble x)
|
|
{
|
|
return (jdouble)::tan((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::asin(jdouble x)
|
|
{
|
|
return (jdouble)::asin((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::acos(jdouble x)
|
|
{
|
|
return (jdouble)::acos((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::atan(jdouble x)
|
|
{
|
|
return (jdouble)::atan((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::atan2(jdouble y, jdouble x)
|
|
{
|
|
return (jdouble)::atan2((double)y, (double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::log(jdouble x)
|
|
{
|
|
return (jdouble)::log((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::exp(jdouble x)
|
|
{
|
|
return (jdouble)::exp((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::sqrt(jdouble x)
|
|
{
|
|
return (jdouble)::sqrt((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::pow(jdouble y, jdouble x)
|
|
{
|
|
return (jdouble)::pow((double)y, (double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::IEEEremainder(jdouble y, jdouble x)
|
|
{
|
|
return (jdouble)::__ieee754_remainder((double)y, (double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::rint(jdouble x)
|
|
{
|
|
return (jdouble)::rint((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::floor(jdouble x)
|
|
{
|
|
return (jdouble)::floor((double)x);
|
|
}
|
|
|
|
jdouble java::lang::Math::ceil(jdouble x)
|
|
{
|
|
return (jdouble)::ceil((double)x);
|
|
}
|
|
|
|
static inline int
|
|
floatToIntBits (jfloat value)
|
|
{
|
|
union {
|
|
jint l;
|
|
jfloat d;
|
|
} u;
|
|
u.d = value;
|
|
return u.l;
|
|
}
|
|
|
|
static inline bool
|
|
isNaN (jint bits)
|
|
{
|
|
jint e = bits & 0x7f800000;
|
|
jint f = bits & 0x007fffff;
|
|
|
|
return e == 0x7f800000 && f != 0;
|
|
}
|
|
|
|
static inline jlong
|
|
doubleToLongBits (jdouble value)
|
|
{
|
|
union {
|
|
jlong l;
|
|
jdouble d;
|
|
} u;
|
|
u.d = value;
|
|
return u.l;
|
|
}
|
|
|
|
static inline bool
|
|
isNaN (jlong bits)
|
|
{
|
|
jlong e = bits & 0x7ff0000000000000LL;
|
|
jlong f = bits & 0x000fffffffffffffLL;
|
|
|
|
return e == 0x7ff0000000000000LL && f != 0LL;
|
|
}
|
|
|