org.graalvm.compiler.asm.aarch64

Class AArch64Assembler.LogicalBitmaskImmediateEncoding

java.lang.Object

org.graalvm.compiler.asm.aarch64.AArch64Assembler.LogicalBitmaskImmediateEncoding

Enclosing class:

AArch64Assembler

public static class AArch64Assembler.LogicalBitmaskImmediateEncoding
extends Object

Constructor Summary

Constructors

Constructor and Description
LogicalBitmaskImmediateEncoding()

Method Summary

Modifier and Type	Method and Description
protected static boolean	canEncode(boolean is64bit, long immediate) Tests whether an immediate can be encoded for logical instructions.
static int	getEncoding(boolean is64bit, long value) Returns the immediate bitmask encoding for the requested value.

Methods inherited from class java.lang.Object

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

Constructor Detail

LogicalBitmaskImmediateEncoding

public LogicalBitmaskImmediateEncoding()

Method Detail

canEncode

protected static boolean canEncode(boolean is64bit,
                                   long immediate)

Tests whether an immediate can be encoded for logical instructions.

Parameters:

is64bit - if true immediate part of a 64-bit instruction, false if part of a 32-bit instruction.

Returns:

whether the value can be encoded.

getEncoding

public static int getEncoding(boolean is64bit,
                              long value)

Returns the immediate bitmask encoding for the requested value. Assumes that an encoding is available.