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VMJittedPrimitivesTest.class.st
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VMJittedPrimitivesTest.class.st
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Class {
#name : #VMJittedPrimitivesTest,
#superclass : #VMSimpleStackBasedCogitAbstractTest,
#instVars : [
'classFloat'
],
#pools : [
'CogRTLOpcodes'
],
#category : #'VMMakerTests-JitTests'
}
{ #category : #private }
VMJittedPrimitivesTest class >> isAbstract [
^ self == VMJittedPrimitivesTest
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executeMethodWithReceiver: receiverOop withArguments: aCollection [
"Simulate a primitive execution having an object as receiver and a single argument
- the receiver goes to the receiver register
- the argument should be pushed to the stack
If we are in a system without a link register, we need to push the caller IP to the stack to simulate a call"
self
prepareStackForSendReceiver: (self twoComplementFor: receiverOop)
arguments: (aCollection collect: [ :arg | self twoComplementFor: arg ]).
self runUntilReturn
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executePrimitiveWithReceiver: receiverOop [
^ self executePrimitiveWithReceiver: receiverOop withArguments: { }
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executePrimitiveWithReceiver: receiverOop withArgument: argumentOop [
^ self executePrimitiveWithReceiver: receiverOop withArguments: { argumentOop }
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executePrimitiveWithReceiver: receiverOop withArgument: firstArgumentOop and: secondArgumentOop [
^ self executePrimitiveWithReceiver: receiverOop withArguments: { firstArgumentOop. secondArgumentOop }.
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executePrimitiveWithReceiver: receiverOop withArguments: aCollection [
"Simulate a primitive execution having an object as receiver and a single argument
- the receiver goes to the receiver register
- the argument should be pushed to the stack
If we are in a system without a link register, we need to push the caller IP to the stack to simulate a call"
self
prepareStackForPrimitiveReceiver: (self twoComplementFor: receiverOop)
arguments: (aCollection collect: [ :arg | self twoComplementFor: arg ])
method: 0.
"self openMachineDebugger . 1halt."
self runUntilReturn
]
{ #category : #helpers }
VMJittedPrimitivesTest >> executePrimitiveWithReceiver: receiverOop withArguments: aCollection method: aMethod [
"Simulate a primitive execution having an object as receiver and a single argument
- the receiver goes to the receiver register
- the argument should be pushed to the stack
If we are in a system without a link register, we need to push the caller IP to the stack to simulate a call"
self
prepareStackForPrimitiveReceiver: (self twoComplementFor: receiverOop)
arguments: (aCollection collect: [ :arg | self twoComplementFor: arg ])
method: aMethod.
self runUntilReturn
]
{ #category : #helpers }
VMJittedPrimitivesTest >> new16BitIndexableOfSize: aSize [
^ self newBitIndexableOfSize: aSize bytesPerSlot: 2 format: memory firstShortFormat
]
{ #category : #helpers }
VMJittedPrimitivesTest >> new32BitIndexableOfSize: aSize [
^ self newBitIndexableOfSize: aSize bytesPerSlot: 4 format: memory firstLongFormat
]
{ #category : #helpers }
VMJittedPrimitivesTest >> new64BitIndexableOfSize: aSize [
^ self newBitIndexableOfSize: aSize bytesPerSlot: 8 format: memory sixtyFourBitIndexableFormat
]
{ #category : #helpers }
VMJittedPrimitivesTest >> setUp [
super setUp.
classFloat := self newClassInOldSpaceWithSlots: 0 instSpec: memory firstLongFormat.
memory setHashBitsOf: classFloat to: ClassFloatCompactIndex.
memory
storePointer: ClassFloatCompactIndex
ofObject: memory classTableFirstPage
withValue: classFloat.
memory classExternalAddress: (self newClassInOldSpaceWithSlots: 0 instSpec: (memory byteFormatForNumBytes: 0) ).
]
{ #category : #helpers }
VMJittedPrimitivesTest >> twoComplementFor: aNumber [
^ aNumber twoComplementOfBitSize: self wordSize * 8
]