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VMPushThisContextRoutineTest.class.st
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VMPushThisContextRoutineTest.class.st
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Class {
#name : #VMPushThisContextRoutineTest,
#superclass : #VMSimpleStackBasedCogitAbstractTest,
#pools : [
'VMClassIndices'
],
#category : #'VMMakerTests-JitTests'
}
{ #category : #tests }
VMPushThisContextRoutineTest >> setUp [
| contextClass |
super setUp.
contextClass := self
newClassInOldSpaceWithSlots: Context allSlots size
instSpec: Context instSpec.
memory setHashBitsOf: contextClass to: ClassMethodContextCompactIndex.
memory
storePointer: ClassMethodContextCompactIndex
ofObject: memory classTableFirstPage
withValue: contextClass
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testMarriedContextReturnsSpouseObject [
| isLargeContext isInBlock routine numberOfArguments methodObject contextOop |
isLargeContext := false.
isInBlock := 0. "non-block, i.e., a normal method"
cogit objectRepresentation ceScheduleScavengeTrampoline:
(self compile: [ cogit Stop ]).
routine := self compile: [
cogit objectRepresentation
genGetActiveContextLarge: isLargeContext
inBlock: isInBlock ].
numberOfArguments := 3.
contextOop := memory integerObjectOf: 42.
methodObject := methodBuilder newMethod
isSmall: false;
numberOfArguments: numberOfArguments;
buildMethod.
self machineCodeFrameBuilder
returnAddress: callerAddress;
spouseContext: contextOop;
arguments: {
(memory integerObjectOf: 1).
(memory integerObjectOf: 2).
(memory integerObjectOf: 3) };
temporaries: {
(memory integerObjectOf: 4).
(memory integerObjectOf: 5).
(memory integerObjectOf: 6).
(memory integerObjectOf: 7) };
buildFrame.
"Push the address of the caller of the routine"
machineSimulator sendNumberOfArgumentsRegisterValue:
numberOfArguments.
self prepareCall.
self runFrom: routine until: callerAddress.
self
assert: machineSimulator receiverRegisterValue
equals: contextOop
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedContextHasLargeSize [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := true.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory numSlotsOf: machineSimulator receiverRegisterValue) equals: LargeContextSlots.
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedContextHasSmallSize [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
cogit backend hasLinkRegister
ifFalse: [ self pushAddress: callerAddress ].
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory numSlotsOf: machineSimulator receiverRegisterValue) equals: SmallContextSlots
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedLargeContextHasCorrectStackPointer [
| isLargeContext isInBlock routine numberOfArguments expectedStackPointer |
isLargeContext := true.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
cogit backend hasLinkRegister
ifFalse: [ self pushAddress: callerAddress ].
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
expectedStackPointer := ((machineSimulator framePointerRegisterValue - machineSimulator smalltalkStackPointerRegisterValue) / wordSize) - ( 3 "Stack elements to not count due to call convention") + 3 "num arguments".
self assert: (memory fetchPointer: StackPointerIndex ofObject: machineSimulator receiverRegisterValue ) equals: (memory integerObjectOf: expectedStackPointer).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasArguments [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
receiver: memory trueObject;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory fetchPointer: Context allSlots size +0 ofObject: machineSimulator receiverRegisterValue ) equals: (memory integerObjectOf: 1).
self assert: (memory fetchPointer: Context allSlots size +1 ofObject: machineSimulator receiverRegisterValue ) equals: (memory integerObjectOf: 2).
self assert: (memory fetchPointer: Context allSlots size +2 ofObject: machineSimulator receiverRegisterValue ) equals: (memory integerObjectOf: 3).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasClosureInNil [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory fetchPointer: ClosureIndex ofObject: machineSimulator receiverRegisterValue ) equals: (memory nilObject).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasClosureInSetOne [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := InFullBlock "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
receiver: memory trueObject;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory fetchPointer: ClosureIndex ofObject: machineSimulator receiverRegisterValue ) equals: (memory trueObject).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasCorrectStackPointer [
| isLargeContext isInBlock routine numberOfArguments methodObject contextOop expectedStackPointer |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
contextOop := memory integerObjectOf: 42.
methodObject := self newMethodWithSmallContext: false WithArguments: numberOfArguments.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
expectedStackPointer := ((machineSimulator framePointerRegisterValue - machineSimulator smalltalkStackPointerRegisterValue) / wordSize) - ( 3 "Stack elements to not count due to call convention") + 3 "num arguments".
self assert: (memory fetchPointer: StackPointerIndex ofObject: machineSimulator receiverRegisterValue ) equals: (memory integerObjectOf: expectedStackPointer).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasReceiver [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
receiver: memory trueObject;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory fetchPointer: ReceiverIndex ofObject: machineSimulator receiverRegisterValue ) equals: (memory trueObject).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testNewMarriedSmallContextHasTemporaries [
| isLargeContext isInBlock routine numberOfArguments |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
self machineCodeFrameBuilder
returnAddress: callerAddress;
receiver: memory trueObject;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
"The temporaries are not copied they are initialized in nil"
self assert: (memory fetchPointer: Context allSlots size + numberOfArguments + 0 ofObject: machineSimulator receiverRegisterValue ) equals: (memory nilObject).
self assert: (memory fetchPointer: Context allSlots size + numberOfArguments + 1 ofObject: machineSimulator receiverRegisterValue ) equals: (memory nilObject).
self assert: (memory fetchPointer: Context allSlots size + numberOfArguments + 2 ofObject: machineSimulator receiverRegisterValue ) equals: (memory nilObject).
self assert: (memory fetchPointer: Context allSlots size + numberOfArguments + 3 ofObject: machineSimulator receiverRegisterValue ) equals: (memory nilObject).
]
{ #category : #tests }
VMPushThisContextRoutineTest >> testSingleContextReturnsNewSpouseInNewSpace [
| isLargeContext isInBlock routine numberOfArguments methodObject contextOop |
isLargeContext := false.
isInBlock := 0 "non-block, i.e., a normal method".
cogit objectRepresentation ceScheduleScavengeTrampoline: (self compile: [ cogit Stop ]).
routine := self compile: [ cogit objectRepresentation genGetActiveContextLarge: isLargeContext inBlock: isInBlock ].
numberOfArguments := 3.
contextOop := memory integerObjectOf: 42.
methodObject := self newMethodWithSmallContext: false WithArguments: numberOfArguments.
self machineCodeFrameBuilder
returnAddress: callerAddress;
arguments: {
memory integerObjectOf: 1.
memory integerObjectOf: 2.
memory integerObjectOf: 3. };
temporaries: {
memory integerObjectOf: 4.
memory integerObjectOf: 5.
memory integerObjectOf: 6.
memory integerObjectOf: 7. };
buildFrame.
"Push the address of the caller of the routine"
self prepareCall.
machineSimulator baseRegisterValue: cogit varBaseAddress.
machineSimulator sendNumberOfArgumentsRegisterValue: numberOfArguments.
self runFrom: routine until: callerAddress.
self assert: (memory isYoung: machineSimulator receiverRegisterValue)
]