jdk.internal.jvmci.amd64

Class AMD64

java.lang.Object

jdk.internal.jvmci.code.Architecture

jdk.internal.jvmci.amd64.AMD64

public class AMD64
extends Architecture

Represents the AMD64 architecture.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AMD64.CPUFeature Basic set of CPU features mirroring what is returned from the cpuid instruction.
static class	AMD64.Flag Set of flags to control code emission.

Field Summary

Fields

Modifier and Type	Field and Description
static Register[]	allRegisters
static Register.RegisterCategory	CPU
static Register[]	cpuRegisters
static Register[]	cpuxmmRegisters
private EnumSet<AMD64.CPUFeature>	features
private EnumSet<AMD64.Flag>	flags
static Register	r10
static Register	r11
static Register	r12
static Register	r13
static Register	r14
static Register	r15
static Register	r8
static Register	r9
static Register	rax
static Register	rbp
static Register	rbx
static Register	rcx
static Register	rdi
static Register	rdx
static Register	rip Register used to construct an instruction-relative address.
static Register	rsi
static Register	rsp
static Register.RegisterCategory	XMM
private static int	XMM_REFERENCE_MAP_SHIFT
static Register	xmm0
static Register	xmm1
static Register	xmm10
static Register	xmm11
static Register	xmm12
static Register	xmm13
static Register	xmm14
static Register	xmm15
static Register	xmm2
static Register	xmm3
static Register	xmm4
static Register	xmm5
static Register	xmm6
static Register	xmm7
static Register	xmm8
static Register	xmm9
static Register[]	xmmRegisters

Constructor Summary

Constructors

Constructor and Description
AMD64(EnumSet<AMD64.CPUFeature> features, EnumSet<AMD64.Flag> flags)

Method Summary

Modifier and Type	Method and Description
boolean	canStoreValue(Register.RegisterCategory category, PlatformKind platformKind) Determine whether a kind can be stored in a register of a given category.
EnumSet<AMD64.CPUFeature>	getFeatures()
EnumSet<AMD64.Flag>	getFlags()
PlatformKind	getLargestStorableKind(Register.RegisterCategory category) Return the largest kind that can be stored in a register of a given category.

Methods inherited from class jdk.internal.jvmci.code.Architecture

equals, getByteOrder, getMachineCodeCallDisplacementOffset, getName, getRegisterReferenceMapSize, getRegisters, getReturnAddressSize, getSizeInBytes, getWordSize, hashCode, requiredBarriers, supportsUnalignedMemoryAccess, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

CPU

public static final Register.RegisterCategory CPU

rax

public static final Register rax

rcx

public static final Register rcx

rdx

public static final Register rdx

rbx

public static final Register rbx

rsp

public static final Register rsp

rbp

public static final Register rbp

rsi

public static final Register rsi

rdi

public static final Register rdi

r8

public static final Register r8

r9

public static final Register r9

r10

public static final Register r10

r11

public static final Register r11

r12

public static final Register r12

r13

public static final Register r13

r14

public static final Register r14

r15

public static final Register r15

cpuRegisters

public static final Register[] cpuRegisters

XMM_REFERENCE_MAP_SHIFT

private static final int XMM_REFERENCE_MAP_SHIFT

See Also:

Constant Field Values

XMM

public static final Register.RegisterCategory XMM

xmm0

public static final Register xmm0

xmm1

public static final Register xmm1

xmm2

public static final Register xmm2

xmm3

public static final Register xmm3

xmm4

public static final Register xmm4

xmm5

public static final Register xmm5

xmm6

public static final Register xmm6

xmm7

public static final Register xmm7

xmm8

public static final Register xmm8

xmm9

public static final Register xmm9

xmm10

public static final Register xmm10

xmm11

public static final Register xmm11

xmm12

public static final Register xmm12

xmm13

public static final Register xmm13

xmm14

public static final Register xmm14

xmm15

public static final Register xmm15

xmmRegisters

public static final Register[] xmmRegisters

cpuxmmRegisters

public static final Register[] cpuxmmRegisters

rip

public static final Register rip

Register used to construct an instruction-relative address.

allRegisters

public static final Register[] allRegisters

features

private final EnumSet<AMD64.CPUFeature> features

flags

private final EnumSet<AMD64.Flag> flags

Constructor Detail

AMD64

public AMD64(EnumSet<AMD64.CPUFeature> features,
             EnumSet<AMD64.Flag> flags)

Method Detail

getFeatures

public EnumSet<AMD64.CPUFeature> getFeatures()

getFlags

public EnumSet<AMD64.Flag> getFlags()

canStoreValue

public boolean canStoreValue(Register.RegisterCategory category,
                             PlatformKind platformKind)

Description copied from class: Architecture

Determine whether a kind can be stored in a register of a given category.

Specified by:

canStoreValue in class Architecture

Parameters:

category - the category of the register

platformKind - the kind that should be stored in the register

getLargestStorableKind

public PlatformKind getLargestStorableKind(Register.RegisterCategory category)

Description copied from class: Architecture

Return the largest kind that can be stored in a register of a given category.

Specified by:

getLargestStorableKind in class Architecture

Parameters:

category - the category of the register

Returns:

the largest kind that can be stored in a register category