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创建于 差异永不过期
StackInterpreter >> assertValidExecutionPointe: lip r: lifp s: lisp imbar: inInterpreter line: ln
CoInterpreter >> assertValidExecutionPointe: lip r: lifp s: lisp imbar: inInterpreter line: ln
<var: #lip type: #usqInt>
<var: #lip type: #usqInt>
<var: #lifp type: #'char *'>
<var: #lifp type: #'char *'>
<var: #lisp type: #'char *'>
<var: #lisp type: #'char *'>
| methodField |
| methodField cogMethod theIP |
<var: #cogMethod type: #'CogMethod *'>
self assert: stackPage = stackPages mostRecentlyUsedPage l: ln.
self assert: stackPage = stackPages mostRecentlyUsedPage l: ln.
self assertValidStackLimits: ln.
self assert: (self deferStackLimitSmashAround: #assertValidStackLimits: asSymbol with: ln).
self assert: (stackPage addressIsInPage: lifp) l: ln.
self assert: (stackPage addressIsInPage: lifp) l: ln.
self assert: lisp < lifp l: ln.
self assert: lisp < lifp l: ln.
self assert: lifp > lisp l: ln.
self assert: lifp > lisp l: ln.
self assert: lisp >= (stackPage realStackLimit - self stackLimitOffset) l: ln.
self assert: lisp >= (stackPage realStackLimit - self stackLimitOffset) l: ln.
self assert: (lifp - lisp) / objectMemory bytesPerOop < LargeContextSlots l: ln.
self assert: (lifp - lisp) / objectMemory bytesPerOop < LargeContextSlots l: ln.
methodField := self frameMethod: lifp.
methodField := self frameMethodField: lifp.
self assert: inInterpreter l: ln.
inInterpreter
self assert: (self validInstructionPointer: lip inFrame: lifp) l: ln.
ifTrue:
[self assert: (self isMachineCodeFrame: lifp) not l: ln.
self assert: method = methodField l: ln.
self assert: method = methodField l: ln.
self cppIf: MULTIPLEBYTECODESETS
self cppIf: MULTIPLEBYTECODESETS
ifTrue: [self assert: (self methodUsesAlternateBytecodeSet: method) = (bytecodeSetSelector = 256) l: ln].
ifTrue: [self assert: (self methodUsesAlternateBytecodeSet: method) = (bytecodeSetSelector = 256) l: ln].
(self asserta: (objectMemory cheapAddressCouldBeInHeap: methodField) l: ln) ifTrue:
[theIP := lip = cogit ceReturnToInterpreterPC
ifTrue: [self iframeSavedIP: lifp]
ifFalse: [lip].
self assert: (theIP >= (methodField + (objectMemory lastPointerOf: methodField))
and: [theIP < (methodField + (objectMemory numBytesOfBytes: methodField) + objectMemory baseHeaderSize - 1)])
l: ln].
self assert: ((self frameIsBlockActivation: lifp)
self assert: ((self iframeIsBlockActivation: lifp)
or: [(self pushedReceiverOrClosureOfFrame: lifp) = (self frameReceiver: lifp)])
or: [(self pushedReceiverOrClosureOfFrame: lifp) = (self iframeReceiver: lifp)])
l: ln.
l: ln]
ifFalse:
[self assert: (self isMachineCodeFrame: lifp) l: ln.
((self asserta: methodField asUnsignedInteger >= cogit minCogMethodAddress l: ln)
and: [self asserta: methodField asUnsignedInteger < cogit maxCogMethodAddress l: ln]) ifTrue:
[cogMethod := self mframeHomeMethod: lifp.
self assert: (lip > (methodField + ((self mframeIsBlockActivation: lifp)
ifTrue: [self sizeof: CogBlockMethod]
ifFalse: [self sizeof: CogMethod]))
and: [lip < (methodField + cogMethod blockSize)])
l: ln].
self assert: ((self mframeIsBlockActivation: lifp)
or: [(self pushedReceiverOrClosureOfFrame: lifp) = (self mframeReceiver: lifp)])
l: ln].
(self isBaseFrame: lifp) ifTrue:
[self assert: (self frameHasContext: lifp) l: ln.
self assert: (self frameContext: lifp) = (stackPages longAt: stackPage baseAddress - objectMemory wordSize) l: ln]