Packages December 2009

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The Trunk: Collections-ul.228.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

Andreas Raab uploaded a new version of Collections to project The Trunk: http://source.squeak.org/trunk/Collections-ul.228.mcz ==================== Summary ==================== Name: Collections-ul.228 Author: ul Time: 1 December 2009, 4:28:09 am UUID: f703f0eb-7da9-a44e-b2c4-ec682d060db8 Ancestors: Collections-ul.217 Part 1 of IdentityDictionary hash change. Also removed previous postscript. =============== Diff against Collections-ul.217 =============== Item was changed: ----- Method: IdentityDictionary>>scanFor: (in category 'private') ----- scanFor: anObject "Scan the key array for the first slot containing either a nil (indicating an empty slot) or an element that matches anObject. Answer the index of that slot or raise an error if no slot is found. This method will be overridden in various subclasses that have different interpretations for matching elements." + | index start | + CollectionRehashingUtility quickRehashBecause: #identityDictionaryScanForChanged. + index := start := anObject scaledIdentityHash \\ array size + 1. - | index start hash | - array size >= 8192 - ifTrue: [ hash := anObject identityHash * (array size // 4096) ] - ifFalse: [ hash := anObject identityHash ]. - index := start := hash \\ array size + 1. [ | element | ((element := array at: index) == nil or: [ element key == anObject ]) ifTrue: [ ^index ]. (index := index \\ array size + 1) = start ] whileFalse. self errorNoFreeSpace! Item was changed: ----- Method: IdentityDictionary>>scanForEmptySlotFor: (in category 'private') ----- scanForEmptySlotFor: anObject "Scan the key array for the first slot containing an empty slot (indicated by a nil). Answer the index of that slot. This method will be overridden in various subclasses that have different interpretations for matching elements." + | index start | + index := start := anObject scaledIdentityHash \\ array size + 1. - | index start hash | - array size >= 8192 - ifTrue: [ hash := anObject identityHash * (array size // 4096) ] - ifFalse: [ hash := anObject identityHash ]. - index := start := hash \\ array size + 1. [ (array at: index) ifNil: [ ^index ]. (index := index \\ array size + 1) = start ] whileFalse. self errorNoFreeSpace! Item was changed:

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The Trunk: Kernel-ul.314.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

Andreas Raab uploaded a new version of Kernel to project The Trunk: http://source.squeak.org/trunk/Kernel-ul.314.mcz ==================== Summary ==================== Name: Kernel-ul.314 Author: ul Time: 1 December 2009, 4:23:11 am UUID: e293d76b-d182-a44c-b21f-1819da8fa9ec Ancestors: Kernel-ul.313 Removed preamble. =============== Diff against Kernel-ul.313 ===============

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The Trunk: Kernel-ul.314.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

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The Trunk: Kernel-ul.314.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

1 0

The Trunk: Kernel-ul.313.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

Andreas Raab uploaded a new version of Kernel to project The Trunk: http://source.squeak.org/trunk/Kernel-ul.313.mcz ==================== Summary ==================== Name: Kernel-ul.313 Author: ul Time: 1 December 2009, 4:22:35 am UUID: 46ec2793-b46f-fa4c-9149-63e980f5625f Ancestors: Kernel-ul.312 Part 2 of updating Object >> #hash. =============== Diff against Kernel-ul.312 =============== Item was changed: ----- Method: Object>>hash (in category 'comparing') ----- hash "Answer a SmallInteger whose value is related to the receiver's identity. May be overridden, and should be overridden in any classes that define = " - CollectionRehashingUtility quickRehashBecause: #objectHashChanged. ^self scaledIdentityHash!

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The Trunk: Kernel-ul.313.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

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The Trunk: Kernel-ul.313.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

1 0

The Trunk: Kernel-ul.312.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

Andreas Raab uploaded a new version of Kernel to project The Trunk: http://source.squeak.org/trunk/Kernel-ul.312.mcz ==================== Summary ==================== Name: Kernel-ul.312 Author: ul Time: 1 December 2009, 4:19:45 am UUID: 5b9007f4-b0f3-1e42-bf32-5a0efbeaae0f Ancestors: Kernel-nice.307 Added #scaledIdentityHash. Part 1 of updating Object >> hash. =============== Diff against Kernel-nice.307 =============== Item was added: + ----- Method: SmallInteger>>scaledIdentityHash (in category 'comparing') ----- + scaledIdentityHash + "For identityHash values returned by primitive 75, answer + such values times 2^18. Otherwise, match the existing + identityHash implementation" + + ^self! Item was added: + ----- Method: ProtoObject>>scaledIdentityHash (in category 'comparing') ----- + scaledIdentityHash + "For identityHash values returned by primitive 75, answer + such values times 2^18. Otherwise, match the existing + identityHash implementation" + + ^self identityHash * 262144 "bitShift: 18"! Item was changed: ----- Method: Object>>hash (in category 'comparing') ----- hash "Answer a SmallInteger whose value is related to the receiver's identity. May be overridden, and should be overridden in any classes that define = " + CollectionRehashingUtility quickRehashBecause: #objectHashChanged. + ^self scaledIdentityHash! - ^ self identityHash!

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The Trunk: Kernel-ul.312.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

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The Trunk: Kernel-ul.312.mcz
by commits＠source.squeak.org 01 Dec '09

01 Dec '09

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Packages December 2009