[Vm-dev] VM Maker: VMMakerUI-eem.12.mcz
commits at source.squeak.org
commits at source.squeak.org
Mon Dec 30 01:30:00 UTC 2019
Eliot Miranda uploaded a new version of VMMakerUI to project VM Maker:
http://source.squeak.org/VMMaker/VMMakerUI-eem.12.mcz
==================== Summary ====================
Name: VMMakerUI-eem.12
Author: eem
Time: 29 December 2019, 5:29:59.032533 pm
UUID: a98c9ec5-e3e7-4cc6-aa4d-ed8d060de6a7
Ancestors: VMMakerUI-eem.11
Better printing of references unscavenged new space objects.
=============== Diff against VMMakerUI-eem.11 ===============
Item was changed:
----- Method: CogAbstractFrameInspector>>textForFramePointer:stackPointer: (in category 'accessing - ui') -----
textForFramePointer: framePointer stackPointer: stackPointer
"Print and emphasize the frame text as efficiently as possible, deferring as much interpretation until evaluation time."
| frameString frameText |
(coInterpreter stackPages apparentlyValidFramePointer: framePointer stackPointer: stackPointer) ifFalse:
[^('Invalid Frame fp: ', (framePointer isInteger ifTrue: [framePointer hex allButFirst: 3] ifFalse: [framePointer printString]),
' sp: ', (framePointer isInteger ifTrue: [framePointer hex allButFirst: 3] ifFalse: [framePointer printString])) asText allBold].
frameText := (String streamContents: [:fs| coInterpreter printFrame: framePointer WithSP: stackPointer on: fs]) allButFirst asText.
(frameString := frameText string)
findTokens: {Character cr}
indicesDo:
[:start :stop| | firstColonIndex fieldNameIndex fieldNameEndIndex valueIndex |
start = 1
ifTrue:
[self windowTitle: (self windowTitleFrom: (frameString copyFrom: 1 to: stop)).
frameText
addAttribute: (PluggableTextAttribute evalBlock: [(CogFrameInspector on: coInterpreter)
framePointer: framePointer;
open])
from: 1
to: (frameString indexOf: Character space startingAt: 4) - 1]
ifFalse:
[fieldNameIndex := (firstColonIndex := frameString indexOf: $: startingAt: start + 1) + 1.
[(frameString at: fieldNameIndex) = Character space] whileTrue:
[fieldNameIndex := fieldNameIndex + 1].
fieldNameEndIndex := (frameString indexOf: $: startingAt: fieldNameIndex + 1) - 1.
valueIndex := fieldNameEndIndex + 2.
[(frameString at: valueIndex) = Character space] whileTrue:
[valueIndex := valueIndex + 1].
+ valueIndex < stop ifTrue: "greater for 'INVALID RECEIVER'"
+ [(self evalAttributeForFieldName: (frameString copyFrom: fieldNameIndex to: fieldNameEndIndex)
+ framePointer: framePointer
+ value: (frameString copyFrom: valueIndex to: stop)
+ addressString: (frameString copyFrom: start to: firstColonIndex - 1))
+ ifNotNil:
+ [:attribute| frameText addAttribute: attribute from: fieldNameIndex to: fieldNameEndIndex]]]].
- (self evalAttributeForFieldName: (frameString copyFrom: fieldNameIndex to: fieldNameEndIndex)
- framePointer: framePointer
- value: (frameString copyFrom: valueIndex to: stop)
- addressString: (frameString copyFrom: start to: firstColonIndex - 1))
- ifNotNil:
- [:attribute| frameText addAttribute: attribute from: fieldNameIndex to: fieldNameEndIndex]]].
^frameText!
Item was added:
+ ----- Method: StackInterpreter>>printForwarder:on: (in category '*VMMakerUI-debug printing') -----
+ printForwarder: oop on: aStream
+ <doNotGenerate>
+ aStream nextPutAll: ' is a forwarded object to '.
+ self printHex: (objectMemory followForwarded: oop) on: aStream.
+ aStream nextPutAll: ' of slot size '; print: (objectMemory numSlotsOfAny: oop).
+ objectMemory printHeaderTypeOf: oop on: aStream.
+ aStream cr!
Item was changed:
----- Method: StackInterpreter>>printOop:on:oopAttribute: (in category '*VMMakerUI-debug printing') -----
printOop: oop on: aStream oopAttribute: oopTextAttribute
<doNotGenerate>
| cls fmt lastIndex startIP bytecodesPerLine column |
<inline: false>
(objectMemory isImmediate: oop) ifTrue:
[^self shortPrintOop: oop on: aStream].
self printHex: oop on: aStream.
(objectMemory addressCouldBeObj: oop) ifFalse:
+ [(oop bitAnd: objectMemory allocationUnit - 1) ~= 0 ifTrue: [^aStream nextPutAll: ' is misaligned'; cr].
+ ((objectMemory isInNewSpace: oop)
+ and: [objectMemory isForwarded: oop]) ifTrue:
+ [self printForwarder: oop on: aStream].
+ ^aStream nextPutAll: (self whereIs: oop); cr].
- [^aStream nextPutAll: ((oop bitAnd: objectMemory allocationUnit - 1) ~= 0
- ifTrue: [' is misaligned']
- ifFalse: [self whereIs: oop]); cr].
(objectMemory isFreeObject: oop) ifTrue:
[aStream nextPutAll: ' is a free chunk of size '; print: (objectMemory sizeOfFree: oop).
objectMemory hasSpurMemoryManagerAPI ifTrue:
[aStream nextPutAll: ' 0th: '. self printHex: (objectMemory fetchPointer: 0 ofFreeChunk: oop) on: aStream.
objectMemory printHeaderTypeOf: oop on: aStream].
^aStream cr].
(objectMemory isForwarded: oop) ifTrue:
+ [self printForwarder: oop on: aStream].
- [aStream
- nextPutAll: ' is a forwarded object to '. self printHex: (objectMemory followForwarded: oop) on: aStream.
- aStream nextPutAll: ' of slot size '; print: (objectMemory numSlotsOfAny: oop).
- objectMemory printHeaderTypeOf: oop on: aStream.
- ^aStream cr].
aStream nextPutAll: ': a(n) '.
self printNameOfClass: (cls := objectMemory fetchClassOfNonImm: oop) count: 5 on: aStream.
cls = (objectMemory splObj: ClassFloat) ifTrue:
[^aStream cr; print: (objectMemory dbgFloatValueOf: oop); cr].
fmt := objectMemory formatOf: oop.
fmt > objectMemory lastPointerFormat ifTrue:
[aStream nextPutAll: ' nbytes '; print: (objectMemory numBytesOf: oop)].
aStream cr.
(fmt between: objectMemory firstLongFormat and: objectMemory firstCompiledMethodFormat - 1) ifTrue:
["This will answer false if splObj: ClassAlien is nilObject"
(self is: oop KindOfClass: (objectMemory splObj: ClassAlien)) ifTrue:
[aStream nextPutAll: ' datasize '; print: (self sizeOfAlienData: oop).
aStream nextPutAll: ((self isIndirectAlien: oop)
ifTrue: [' indirect @ ']
ifFalse:
[(self isPointerAlien: oop)
ifTrue: [' pointer @ ']
ifFalse: [' direct @ ']]).
self printHex: (self startOfAlienData: oop) on: aStream. ^aStream cr].
(objectMemory isWordsNonImm: oop) ifTrue:
[lastIndex := 64 min: ((objectMemory numBytesOf: oop) / objectMemory wordSize).
lastIndex > 0 ifTrue:
[1 to: lastIndex do:
[:index|
self printHex: (objectMemory fetchLong32: index - 1 ofObject: oop) on: aStream.
index \\ self elementsPerPrintOopLine = 0 ifTrue:
[aStream cr]].
lastIndex \\ self elementsPerPrintOopLine = 0 ifFalse:
[aStream cr]].
^self].
self printStringOf: oop on: aStream.
^aStream cr].
"this is nonsense. apologies."
startIP := (objectMemory safeLastPointerOf: oop) + objectMemory bytesPerOop - objectMemory baseHeaderSize / objectMemory bytesPerOop.
lastIndex := 256 min: startIP.
lastIndex > 0 ifTrue:
[1 to: lastIndex do:
[:index|
aStream space; nextPutAll: (self hex: (objectMemory fetchPointer: index - 1 ofObject: oop) withAttribute: oopTextAttribute); space.
aStream nextPutAll: (self shortPrint: (objectMemory fetchPointer: index - 1 ofObject: oop)).
index \\ self elementsPerPrintOopLine = 0 ifTrue:
[aStream cr]].
lastIndex \\ self elementsPerPrintOopLine = 0 ifFalse:
[aStream cr]].
(objectMemory isCompiledMethod: oop)
ifFalse:
[startIP > 64 ifTrue: [aStream nextPutAll: '...'; cr]]
ifTrue:
[startIP := startIP * objectMemory wordSize + 1.
lastIndex := objectMemory lengthOf: oop.
lastIndex - startIP > 100 ifTrue:
[lastIndex := startIP + 100].
bytecodesPerLine := 8.
column := 1.
startIP to: lastIndex do:
[:index| | byte |
column = 1 ifTrue:
[aStream nextPutAll: (oop+objectMemory baseHeaderSize+index-1) hex; print: ': '].
byte := objectMemory fetchByte: index - 1 ofObject: oop.
aStream space. byte printOn: aStream base: 16. aStream nextPut: $/. byte printOn: aStream.
column := column + 1.
column > bytecodesPerLine ifTrue:
[column := 1. aStream cr]].
column = 1 ifFalse:
[aStream cr]]!
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