com.oracle.graal.replacements.amd64

Class AMD64MathSubstitutions

java.lang.Object

com.oracle.graal.replacements.amd64.AMD64MathSubstitutions

public class AMD64MathSubstitutions
extends Object

Substitutions for some Math methods that leverage AMD64 instructions for selected input values.

Field Summary

Fields

Modifier and Type	Field and Description
private static double	PI_4

Constructor Summary

Constructors

Constructor and Description
AMD64MathSubstitutions()

Method Summary

Modifier and Type	Method and Description
private static double	callDouble1(ForeignCallDescriptor descriptor, double value)
private static double	callDouble2(ForeignCallDescriptor descriptor, double a, double b)
static double	cos(double x)
static double	pow(double x, double y) Special cases from Math.pow(double, double) and __ieee754_pow (in sharedRuntimeTrans.cpp).
static double	sin(double x)
static double	tan(double x)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

PI_4

private static final double PI_4

See Also:

Constant Field Values

Constructor Detail

AMD64MathSubstitutions

public AMD64MathSubstitutions()

Method Detail

pow

public static double pow(double x,
                         double y)

Special cases from Math.pow(double, double) and __ieee754_pow (in sharedRuntimeTrans.cpp).

sin

public static double sin(double x)

cos

public static double cos(double x)

tan

public static double tan(double x)

callDouble1

private static double callDouble1(ForeignCallDescriptor descriptor,
                                  double value)

callDouble2

private static double callDouble2(ForeignCallDescriptor descriptor,
                                  double a,
                                  double b)