Package cpufeatures.arm

Record Class ArmFeatures

java.lang.Object

java.lang.Record

cpufeatures.arm.ArmFeatures

Record Components:

swp - SWP instruction (atomic read-modify-write)

half - Half-word loads and stores

thumb - Thumb (16-bit instruction set)

_26bit - "26 Bit" Model (Processor status register folded into program counter)

fastmult - 32x32->64-bit multiplication

fpa - Floating point accelerator

vfp - Vector Floating Point.

edsp - DSP extensions (the 'e' variant of the ARM9 CPUs, and all others above)

java - Jazelle (Java bytecode accelerator)

iwmmxt - Intel Wireless MMX Technology.

crunch - MaverickCrunch coprocessor

thumbee - ThumbEE

neon - Advanced SIMD.

vfpv3 - VFP version 3

vfpv3d16 - VFP version 3 with 16 D-registers

tls - TLS register

vfpv4 - VFP version 4 with fast context switching

idiva - SDIV and UDIV hardware division in ARM mode.

idivt - SDIV and UDIV hardware division in Thumb mode.

vfpd32 - VFP with 32 D-registers

lpae - Large Physical Address Extension (>4GB physical memory on 32-bit architecture)

evtstrm - kernel event stream using generic architected timer

aes - Hardware-accelerated Advanced Encryption Standard.

pmull - Polynomial multiply long.

sha1 - Hardware-accelerated SHA1.

sha2 - Hardware-accelerated SHA2-256.

crc32 - Hardware-accelerated CRC-32.

public record ArmFeatures(boolean swp, boolean half, boolean thumb, boolean _26bit, boolean fastmult, boolean fpa, boolean vfp, boolean edsp, boolean java, boolean iwmmxt, boolean crunch, boolean thumbee, boolean neon, boolean vfpv3, boolean vfpv3d16, boolean tls, boolean vfpv4, boolean idiva, boolean idivt, boolean vfpd32, boolean lpae, boolean evtstrm, boolean aes, boolean pmull, boolean sha1, boolean sha2, boolean crc32)
extends Record

Feature set of a processor running the ARM architecture.

Constructor Summary

Constructors

Constructor

Description

ArmFeatures(boolean swp, boolean half, boolean thumb, boolean _26bit, boolean fastmult, boolean fpa, boolean vfp, boolean edsp, boolean java, boolean iwmmxt, boolean crunch, boolean thumbee, boolean neon, boolean vfpv3, boolean vfpv3d16, boolean tls, boolean vfpv4, boolean idiva, boolean idivt, boolean vfpd32, boolean lpae, boolean evtstrm, boolean aes, boolean pmull, boolean sha1, boolean sha2, boolean crc32)

Creates an instance of a ArmFeatures record class.

Method Summary

Modifier and Type	Method	Description
boolean	_26bit()	Returns the value of the _26bit record component.
boolean	aes()	Returns the value of the aes record component.
boolean	crc32()	Returns the value of the crc32 record component.
boolean	crunch()	Returns the value of the crunch record component.
boolean	edsp()	Returns the value of the edsp record component.
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
boolean	evtstrm()	Returns the value of the evtstrm record component.
boolean	fastmult()	Returns the value of the fastmult record component.
boolean	fpa()	Returns the value of the fpa record component.
boolean	half()	Returns the value of the half record component.
final int	hashCode()	Returns a hash code value for this object.
boolean	idiva()	Returns the value of the idiva record component.
boolean	idivt()	Returns the value of the idivt record component.
boolean	iwmmxt()	Returns the value of the iwmmxt record component.
boolean	java()	Returns the value of the java record component.
boolean	lpae()	Returns the value of the lpae record component.
boolean	neon()	Returns the value of the neon record component.
boolean	pmull()	Returns the value of the pmull record component.
boolean	sha1()	Returns the value of the sha1 record component.
boolean	sha2()	Returns the value of the sha2 record component.
boolean	swp()	Returns the value of the swp record component.
boolean	thumb()	Returns the value of the thumb record component.
boolean	thumbee()	Returns the value of the thumbee record component.
boolean	tls()	Returns the value of the tls record component.
final String	toString()	Returns a string representation of this record class.
boolean	vfp()	Returns the value of the vfp record component.
boolean	vfpd32()	Returns the value of the vfpd32 record component.
boolean	vfpv3()	Returns the value of the vfpv3 record component.
boolean	vfpv3d16()	Returns the value of the vfpv3d16 record component.
boolean	vfpv4()	Returns the value of the vfpv4 record component.

Methods inherited from class java.lang.Object

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

Constructor Details

ArmFeatures

public ArmFeatures(boolean swp,
 boolean half,
 boolean thumb,
 boolean _26bit,
 boolean fastmult,
 boolean fpa,
 boolean vfp,
 boolean edsp,
 boolean java,
 boolean iwmmxt,
 boolean crunch,
 boolean thumbee,
 boolean neon,
 boolean vfpv3,
 boolean vfpv3d16,
 boolean tls,
 boolean vfpv4,
 boolean idiva,
 boolean idivt,
 boolean vfpd32,
 boolean lpae,
 boolean evtstrm,
 boolean aes,
 boolean pmull,
 boolean sha1,
 boolean sha2,
 boolean crc32)

Creates an instance of a ArmFeatures record class.

Parameters:

swp - the value for the swp record component

half - the value for the half record component

thumb - the value for the thumb record component

_26bit - the value for the _26bit record component

fastmult - the value for the fastmult record component

fpa - the value for the fpa record component

vfp - the value for the vfp record component

edsp - the value for the edsp record component

java - the value for the java record component

iwmmxt - the value for the iwmmxt record component

crunch - the value for the crunch record component

thumbee - the value for the thumbee record component

neon - the value for the neon record component

vfpv3 - the value for the vfpv3 record component

vfpv3d16 - the value for the vfpv3d16 record component

tls - the value for the tls record component

vfpv4 - the value for the vfpv4 record component

idiva - the value for the idiva record component

idivt - the value for the idivt record component

vfpd32 - the value for the vfpd32 record component

lpae - the value for the lpae record component

evtstrm - the value for the evtstrm record component

aes - the value for the aes record component

pmull - the value for the pmull record component

sha1 - the value for the sha1 record component

sha2 - the value for the sha2 record component

crc32 - the value for the crc32 record component

Method Details

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with '=='.

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

swp

public boolean swp()

Returns the value of the swp record component.

Returns:

the value of the swp record component

half

public boolean half()

Returns the value of the half record component.

Returns:

the value of the half record component

thumb

public boolean thumb()

Returns the value of the thumb record component.

Returns:

the value of the thumb record component

_26bit

public boolean _26bit()

Returns the value of the _26bit record component.

Returns:

the value of the _26bit record component

fastmult

public boolean fastmult()

Returns the value of the fastmult record component.

Returns:

the value of the fastmult record component

fpa

public boolean fpa()

Returns the value of the fpa record component.

Returns:

the value of the fpa record component

vfp

public boolean vfp()

Returns the value of the vfp record component.

Returns:

the value of the vfp record component

edsp

public boolean edsp()

Returns the value of the edsp record component.

Returns:

the value of the edsp record component

java

public boolean java()

Returns the value of the java record component.

Returns:

the value of the java record component

iwmmxt

public boolean iwmmxt()

Returns the value of the iwmmxt record component.

Returns:

the value of the iwmmxt record component

crunch

public boolean crunch()

Returns the value of the crunch record component.

Returns:

the value of the crunch record component

thumbee

public boolean thumbee()

Returns the value of the thumbee record component.

Returns:

the value of the thumbee record component

neon

public boolean neon()

Returns the value of the neon record component.

Returns:

the value of the neon record component

vfpv3

public boolean vfpv3()

Returns the value of the vfpv3 record component.

Returns:

the value of the vfpv3 record component

vfpv3d16

public boolean vfpv3d16()

Returns the value of the vfpv3d16 record component.

Returns:

the value of the vfpv3d16 record component

tls

public boolean tls()

Returns the value of the tls record component.

Returns:

the value of the tls record component

vfpv4

public boolean vfpv4()

Returns the value of the vfpv4 record component.

Returns:

the value of the vfpv4 record component

idiva

public boolean idiva()

Returns the value of the idiva record component.

Returns:

the value of the idiva record component

idivt

public boolean idivt()

Returns the value of the idivt record component.

Returns:

the value of the idivt record component

vfpd32

public boolean vfpd32()

Returns the value of the vfpd32 record component.

Returns:

the value of the vfpd32 record component

lpae

public boolean lpae()

Returns the value of the lpae record component.

Returns:

the value of the lpae record component

evtstrm

public boolean evtstrm()

Returns the value of the evtstrm record component.

Returns:

the value of the evtstrm record component

aes

public boolean aes()

Returns the value of the aes record component.

Returns:

the value of the aes record component

pmull

public boolean pmull()

Returns the value of the pmull record component.

Returns:

the value of the pmull record component

sha1

public boolean sha1()

Returns the value of the sha1 record component.

Returns:

the value of the sha1 record component

sha2

public boolean sha2()

Returns the value of the sha2 record component.

Returns:

the value of the sha2 record component

crc32

public boolean crc32()

Returns the value of the crc32 record component.

Returns:

the value of the crc32 record component