Packages December 2014

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The Trunk: Compiler.spur-eem.291.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

Eliot Miranda uploaded a new version of Compiler to project The Trunk: http://source.squeak.org/trunk/Compiler.spur-eem.291.mcz ==================== Summary ==================== Name: Compiler.spur-eem.291 Author: eem Time: 19 December 2014, 10:28:06.469 am UUID: dacfe395-b674-40f3-b398-7fa6f4839220 Ancestors: Compiler-eem.291, Compiler.spur-eem.290 Compiler-eem.291 patched for Spur by SpurBootstrapMonticelloPackagePatcher Cog-eem.229 More relevant and neater primitive method decompilation with VMMaker loaded. =============== Diff against Compiler-eem.291 =============== Item was changed: ----- Method: BytecodeEncoder>>computeMethodHeaderForNumArgs:numTemps:numLits:primitive: (in category 'method generation') ----- computeMethodHeaderForNumArgs: numArgs numTemps: numTemps numLits: numLits primitive: primitiveIndex + numArgs > 15 ifTrue: + [^self error: 'Cannot compile -- too many arguments']. + numTemps > 63 ifTrue: + [^self error: 'Cannot compile -- too many temporary variables']. + numLits > 65535 ifTrue: + [^self error: 'Cannot compile -- too many literals']. + ^(CompiledMethod headerFlagForEncoder: self) + + (numArgs bitShift: 24) + + (numTemps bitShift: 18) + "+ (largeBit bitShift: 17)" "largeBit gets filled in later" + + (primitiveIndex > 0 ifTrue: [1 bitShift: 16] ifFalse: [0]) + + numLits! - "Compute the compiled method header that encodes the arguments - in the receiver's header format (see CompiledMehtod's class comment)." - self subclassResponsibility! Item was removed: - ----- Method: EncoderForV3>>computeMethodHeaderForNumArgs:numTemps:numLits:primitive: (in category 'method generation') ----- - computeMethodHeaderForNumArgs: numArgs numTemps: numTemps numLits: numLits primitive: primitiveIndex - | primBits | - numTemps > 63 ifTrue: - [^self error: 'Cannot compile -- too many temporary variables']. - numLits > 255 ifTrue: - [^self error: 'Cannot compile -- too many literals']. - primBits := primitiveIndex <= 16r1FF - ifTrue: [primitiveIndex] - ifFalse: "For now the high bit of primitive no. is in the 29th bit of header" - [primitiveIndex > 16r3FF ifTrue: [self error: 'prim num too large']. - (primitiveIndex bitAnd: 16r1FF) + ((primitiveIndex bitAnd: 16r200) bitShift: 19)]. - ^(numArgs bitShift: 24) - + (numTemps bitShift: 18) - "+ (largeBit bitShift: 17)" "largeBit gets filled in later" - + (numLits bitShift: 9) - + primBits! Item was changed: ----- Method: EncoderForV3PlusClosures class>>bytecodeSize: (in category 'instruction stream support') ----- bytecodeSize: bytecode "Answer the number of bytes in the bytecode." bytecode <= 125 ifTrue: [^1]. bytecode >= 176 ifTrue: [^1]. bytecode >= 160 ifTrue: "long jumps" [^2]. bytecode >= 144 ifTrue: "short jumps" [^1]. "extensions" bytecode >= 128 ifTrue: + [^#(2 2 2 2 3 2 2 1 1 1 2 3 3 3 3 4) at: bytecode - 127]. - [^#(2 2 2 2 3 2 2 1 1 1 2 nil 3 3 3 4) at: bytecode - 127]. ^nil! Item was added: + ----- Method: EncoderForV3PlusClosures class>>callPrimitiveCode (in category 'bytecode decoding') ----- + callPrimitiveCode + "139 11101111 iiiiiiii jjjjjjjj Call Primitive #iiiiiiii + (jjjjjjjj * 256)" + ^139! Item was added: + ----- Method: EncoderForV3PlusClosures>>genCallPrimitive: (in category 'bytecode generation') ----- + genCallPrimitive: primitiveIndex + "139 11101111 iiiiiiii jjjjjjjj Call Primitive #iiiiiiii + (jjjjjjjj * 256)" + (primitiveIndex < 1 or: [primitiveIndex > 65535]) ifTrue: + [self outOfRangeError: 'primitive index' index: primitiveIndex range: 1 to: 65535]. + stream + nextPut: 139; + nextPut: (primitiveIndex bitAnd: 255); + nextPut: (primitiveIndex bitShift: -8)! Item was changed: ----- Method: MethodNode>>generate:using: (in category 'code generation') ----- generate: trailer using: aCompiledMethodClass "The receiver is the root of a parse tree. Answer an instance of aCompiledMethodClass. The argument, trailer, is arbitrary but is typically either the reference to the source code that is stored with every CompiledMethod, or an encoding of the method's temporary names." + | primErrNode blkSize nLits locals literals stack header method | - | primErrNode blkSize nLits literals stack method | self generate: trailer using: aCompiledMethodClass ifQuick: [:m | encoder noteBlockExtent: (0 to: 2) hasLocals: arguments. m literalAt: 2 put: encoder associationForClass; properties: properties. ^m]. primErrNode := self primitiveErrorVariableName ifNotNil: [encoder fixTemp: self primitiveErrorVariableName]. + self ensureClosureAnalysisDone. + encoder rootNode: self. "this is for BlockNode>>sizeCodeForClosureValue:" - encoder supportsClosureOpcodes ifTrue: - [self ensureClosureAnalysisDone. - encoder rootNode: self. "this is for BlockNode>>sizeCodeForClosureValue:"]. blkSize := (block sizeCodeForEvaluatedValue: encoder) + + (primitive > 0 + ifTrue: [encoder sizeCallPrimitive: primitive] + ifFalse: [0]) + (primErrNode ifNil: [0] ifNotNil: [primErrNode index: arguments size + temporaries size; sizeCodeForStore: encoder "The VM relies on storeIntoTemp: (129)"]). + locals := arguments, temporaries, (primErrNode ifNil: [#()] ifNotNil: [{primErrNode}]). + encoder noteBlockExtent: block blockExtent hasLocals: locals. + header := encoder computeMethodHeaderForNumArgs: arguments size + numTemps: locals size + numLits: (nLits := (literals := encoder allLiterals) size) + primitive: primitive. + method := trailer + createMethod: blkSize + class: aCompiledMethodClass + header: header. - method := aCompiledMethodClass - newBytes: blkSize - trailerBytes: trailer - nArgs: arguments size - nTemps: (encoder supportsClosureOpcodes - ifTrue: [| locals | - locals := arguments, - temporaries, - (primErrNode - ifNil: [#()] - ifNotNil: [{primErrNode}]). - encoder - noteBlockExtent: block blockExtent - hasLocals: locals. - locals size] - ifFalse: [encoder maxTemp]) - nStack: 0 - nLits: (nLits := (literals := encoder allLiterals) size) - primitive: primitive. - nLits > 255 ifTrue: - [^self error: 'Too many literals referenced']. 1 to: nLits do: [:lit | method literalAt: lit put: (literals at: lit)]. encoder streamToMethod: method. stack := ParseStack new init. + primitive > 0 ifTrue: + [encoder genCallPrimitive: primitive. + primErrNode ifNotNil: + [primErrNode emitCodeForStore: stack encoder: encoder]]. - primErrNode ifNotNil: [primErrNode emitCodeForStore: stack encoder: encoder]. stack position: method numTemps. [block emitCodeForEvaluatedValue: stack encoder: encoder] on: Error "If an attempt is made to write too much code the method will be asked" do: [:ex| "to grow, and the grow attempt will fail in CompiledMethod class>>#new:" ex signalerContext sender method = (CompiledMethod class>>#new:) ifTrue: [^self error: 'Compiler code size discrepancy'] ifFalse: [ex pass]]. stack position ~= (method numTemps + 1) ifTrue: [^self error: 'Compiler stack discrepancy']. encoder methodStreamPosition ~= (method size - trailer size) ifTrue: [^self error: 'Compiler code size discrepancy']. method needsFrameSize: stack size - method numTemps. method properties: properties. ^method!

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The Trunk: Kernel-eem.891.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

Eliot Miranda uploaded a new version of Kernel to project The Trunk: http://source.squeak.org/trunk/Kernel-eem.891.mcz ==================== Summary ==================== Name: Kernel-eem.891 Author: eem Time: 19 December 2014, 10:24:47.136 am UUID: 9bb1186b-07b6-44f0-8a5e-db9bdde71395 Ancestors: Kernel-bf.890 Avoid primitive failure when instantiating an AdditionalMethodState. =============== Diff against Kernel-bf.890 =============== Item was added: + ----- Method: AdditionalMethodState class>>new (in category 'instance creation') ----- + new + ^self new: 0!

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The Trunk: Kernel-eem.891.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

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The Trunk: Kernel-eem.891.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

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The Trunk: Compiler-eem.291.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

Eliot Miranda uploaded a new version of Compiler to project The Trunk: http://source.squeak.org/trunk/Compiler-eem.291.mcz ==================== Summary ==================== Name: Compiler-eem.291 Author: eem Time: 19 December 2014, 10:15:04.766 am UUID: 20aefd33-c4e7-45b2-88b7-e6e29b5988b9 Ancestors: Compiler-eem.290 More relevant and neater primitive method decompilation with VMMaker loaded. =============== Diff against Compiler-eem.290 =============== Item was changed: ----- Method: MethodNode>>printPrimitiveOn: (in category 'printing') ----- printPrimitiveOn: aStream "Print the primitive on aStream" | primDecl | primitive = 0 ifTrue: [^self]. primitive = 120 ifTrue: "External call spec" [^aStream print: encoder literals first]. aStream nextPutAll: '<primitive: '. primitive = 117 ifTrue: [primDecl := encoder literals at: 1. (primDecl at: 2) asString printOn: aStream. (primDecl at: 1) ifNotNil: [:moduleName| aStream nextPutAll:' module: '. moduleName asString printOn: aStream]] ifFalse: [aStream print: primitive]. self primitiveErrorVariableName ifNotNil: [:primitiveErrorVariableName| aStream nextPutAll: ' error: '; nextPutAll: primitiveErrorVariableName]. aStream nextPut: $>. + ((Smalltalk classNamed: #StackInterpreter) ifNil: [Smalltalk classNamed: #Interpreter]) ifNotNil: + [:interpreterClass| + aStream nextPutAll: ' "', (interpreterClass primitiveTable at: primitive + 1), '" ']! - Smalltalk at: #Interpreter ifPresent:[:cls| - aStream nextPutAll: ' "', - ((cls classPool at: #PrimitiveTable) at: primitive + 1), - '" ']!

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The Trunk: Compiler-eem.291.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

1 0

The Trunk: Compiler-eem.291.mcz
by commits＠source.squeak.org 19 Dec '14

19 Dec '14

1 0

The Trunk: System-dtl.693.mcz
by commits＠source.squeak.org 14 Dec '14

14 Dec '14

David T. Lewis uploaded a new version of System to project The Trunk: http://source.squeak.org/trunk/System-dtl.693.mcz ==================== Summary ==================== Name: System-dtl.693 Author: dtl Time: 14 December 2014, 11:00:10.753 am UUID: f259d92a-1a26-4bd8-97f8-d896ae9332a5 Ancestors: System-bf.692 VM statistics array size varies for different VM implementations =============== Diff against System-bf.692 =============== Item was changed: ----- Method: SmalltalkImage>>vmStatisticsReportString (in category 'vm statistics') ----- vmStatisticsReportString "(Workspace new contents: Smalltalk vmStatisticsReportString) openLabel: 'VM Statistics'" "StringHolderView open: (StringHolder new contents: Smalltalk vmStatisticsReportString) label: 'VM Statistics'" | params onSpur oldSpaceEnd youngSpaceEnd memorySize fullGCs fullGCTime incrGCs incrGCTime tenureCount upTime upTime2 fullGCs2 fullGCTime2 incrGCs2 incrGCTime2 tenureCount2 str freeSize youngSize used | params := self getVMParameters. + onSpur := (params at: 41 ifAbsent: [ 0 ]) anyMask: 16. - onSpur := (params at: 41) anyMask: 16. oldSpaceEnd := params at: 1. youngSpaceEnd := params at: 2. memorySize := params at: 3. fullGCs := params at: 7. fullGCTime := params at: 8. incrGCs := params at: 9. incrGCTime := params at: 10. tenureCount := params at: 11. upTime := Time millisecondClockValue. str := WriteStream on: (String new: 700). str nextPutAll: 'uptime '; print: (upTime / 1000 / 60 // 60); nextPut: $h; print: (upTime / 1000 / 60 \\ 60) asInteger; nextPut: $m; print: (upTime / 1000 \\ 60) asInteger; nextPut: $s; cr. str nextPutAll: 'memory '; nextPutAll: memorySize asStringWithCommas; nextPutAll: ' bytes'; cr. str nextPutAll: ' old '; nextPutAll: oldSpaceEnd asStringWithCommas; nextPutAll: ' bytes ('; print: (oldSpaceEnd / memorySize * 100) maxDecimalPlaces: 1; nextPutAll: '%)'; cr. youngSize := onSpur ifTrue: [params at: 44 "eden size"] "Spur" ifFalse: [youngSpaceEnd - oldSpaceEnd]. "Squeak V3" str nextPutAll: ' young '; nextPutAll: youngSize asStringWithCommas; nextPutAll: ' bytes ('; print: youngSize / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr. onSpur ifTrue: [youngSize := youngSpaceEnd "used eden"]. freeSize := onSpur ifTrue: [(params at: 54) + (params at: 44) - youngSize] "Spur" ifFalse: [memorySize - youngSpaceEnd] "Squeak V3". used := onSpur ifTrue: [youngSize + oldSpaceEnd - freeSize] "Spur" ifFalse: [youngSpaceEnd]. "Squeak V3" str nextPutAll: ' used '; nextPutAll: used asStringWithCommas; nextPutAll: ' bytes ('; print: used / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr. str nextPutAll: ' free '; nextPutAll: freeSize asStringWithCommas; nextPutAll: ' bytes ('; print: freeSize / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr. str nextPutAll: 'GCs '; nextPutAll: (fullGCs + incrGCs) asStringWithCommas. fullGCs + incrGCs > 0 ifTrue: [ str nextPutAll: ' ('; print: (upTime / (fullGCs + incrGCs)) maxDecimalPlaces: 1; nextPutAll: ' ms between GCs)' ]. str cr. str nextPutAll: ' full '; nextPutAll: fullGCs asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: fullGCTime asStringWithCommas; nextPutAll: ' ms ('; print: (fullGCTime / upTime * 100) maxDecimalPlaces: 1; nextPutAll: '% uptime)'. fullGCs = 0 ifFalse: [str nextPutAll: ', avg '; print: (fullGCTime / fullGCs) maxDecimalPlaces: 1; nextPutAll: ' ms']. str cr. str nextPutAll: ' incr '; nextPutAll: incrGCs asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: incrGCTime asStringWithCommas; nextPutAll: ' ms ('; print: (incrGCTime / upTime * 100) maxDecimalPlaces: 1; nextPutAll: '% uptime), avg '; print: (incrGCTime / incrGCs) maxDecimalPlaces: 1; nextPutAll: ' ms'; cr. str nextPutAll: ' tenures '; nextPutAll: tenureCount asStringWithCommas. tenureCount = 0 ifFalse: [str nextPutAll: ' (avg '; print: incrGCs // tenureCount; nextPutAll: ' GCs/tenure)']. str cr. LastStats ifNil: [LastStats := Array new: 6] ifNotNil: [ upTime2 := upTime - (LastStats at: 1). fullGCs2 := fullGCs - (LastStats at: 2). fullGCTime2 := fullGCTime - (LastStats at: 3). incrGCs2 := incrGCs - (LastStats at: 4). incrGCTime2 := incrGCTime - (LastStats at: 5). tenureCount2 := tenureCount - (LastStats at: 6). str nextPutAll: self textMarkerForShortReport ; nextPutAll: (fullGCs2 + incrGCs2) asStringWithCommas. fullGCs2 + incrGCs2 > 0 ifTrue: [ str nextPutAll: ' ('; print: upTime2 // (fullGCs2 + incrGCs2); nextPutAll: ' ms between GCs)'. ]. str cr. str nextPutAll: ' uptime '; print: (upTime2 / 1000.0) maxDecimalPlaces: 1; nextPutAll: ' s'; cr. str nextPutAll: ' full '; nextPutAll: fullGCs2 asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: fullGCTime2 asStringWithCommas; nextPutAll: ' ms ('; print: (fullGCTime2 / upTime2 * 100) maxDecimalPlaces: 1; nextPutAll: '% uptime)'. fullGCs2 = 0 ifFalse: [str nextPutAll: ', avg '; print: (fullGCTime2 / fullGCs2) maxDecimalPlaces: 1; nextPutAll: ' ms']. str cr. str nextPutAll: ' incr '; nextPutAll: incrGCs2 asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: incrGCTime2 asStringWithCommas; nextPutAll: ' ms ('; print: (incrGCTime2 / upTime2 * 100) maxDecimalPlaces: 1; nextPutAll: '% uptime), avg '. incrGCs2 > 0 ifTrue: [ str print: (incrGCTime2 / incrGCs2) maxDecimalPlaces: 1; nextPutAll: ' ms' ]. str cr. str nextPutAll: ' tenures '; nextPutAll: tenureCount2 asStringWithCommas. tenureCount2 = 0 ifFalse: [str nextPutAll: ' (avg '; print: incrGCs2 // tenureCount2; nextPutAll: ' GCs/tenure)']. str cr. ]. LastStats at: 1 put: upTime. LastStats at: 2 put: fullGCs. LastStats at: 3 put: fullGCTime. LastStats at: 4 put: incrGCs. LastStats at: 5 put: incrGCTime. LastStats at: 6 put: tenureCount. ^ str contents !

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The Trunk: System-dtl.693.mcz
by commits＠source.squeak.org 14 Dec '14

14 Dec '14

1 0

The Trunk: System-dtl.693.mcz
by commits＠source.squeak.org 14 Dec '14

14 Dec '14

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Packages December 2014