[Vm-dev] VM Maker: Cog-eem.65.mcz
commits at source.squeak.org
commits at source.squeak.org
Mon Sep 2 23:16:41 UTC 2013
Eliot Miranda uploaded a new version of Cog to project VM Maker:
http://source.squeak.org/VMMaker/Cog-eem.65.mcz
==================== Summary ====================
Name: Cog-eem.65
Author: eem
Time: 2 September 2013, 4:16:24.009 pm
UUID: d29a1aeb-dc42-4821-9ce7-9a100450da2a
Ancestors: Cog-eem.64
Change slotsSize to numSlots.
=============== Diff against Cog-eem.64 ===============
Item was changed:
----- Method: SpurBootstrap>>allocateClassTable (in category 'bootstrap') -----
allocateClassTable
"Allocate the root of the classTable plus enough pages to accomodate all classes in
the classToIndex map. Don;t fill in the entries yet; the classes have yet to be cloned."
| tableRootSize tableRoot page maxSize numPages |
tableRootSize := self classTableSize / newHeap classTablePageSize.
tableRoot := newHeap
allocateSlots: tableRootSize
format: newHeap arrayFormat
classIndex: newHeap arrayClassIndexPun.
+ self assert: (newHeap numSlotsOf: tableRoot) = tableRootSize.
- self assert: (newHeap baseSlotSizeOf: tableRoot) = tableRootSize.
self assert: (newHeap formatOf: tableRoot) = newHeap arrayFormat.
self assert: (newHeap classIndexOf: tableRoot) = newHeap arrayClassIndexPun.
newHeap classTableRootObj: tableRoot.
newHeap nilFieldsOf: tableRoot.
"first page is strong"
page := newHeap
allocateSlots: newHeap classTablePageSize
format: newHeap arrayFormat
classIndex: newHeap arrayClassIndexPun.
+ self assert: (newHeap numSlotsOf: page) = newHeap classTablePageSize.
- self assert: (newHeap baseSlotSizeOf: page) = newHeap classTablePageSize.
self assert: (newHeap formatOf: tableRoot) = newHeap arrayFormat.
self assert: (newHeap classIndexOf: tableRoot) = newHeap arrayClassIndexPun.
self assert: (newHeap objectAfter: tableRoot) = page.
newHeap nilFieldsOf: page.
newHeap storePointer: 0 ofObject: tableRoot withValue: page.
maxSize := classToIndex inject: 0 into: [:a :b| a max: b].
numPages := (maxSize + newHeap classTableMinorIndexMask / newHeap classTablePageSize) truncated.
2 to: numPages do:
[:i|
page := newHeap
allocateSlots: newHeap classTablePageSize
format: newHeap weakArrayFormat
classIndex: newHeap weakArrayClassIndexPun.
+ self assert: (newHeap numSlotsOf: page) = newHeap classTablePageSize.
- self assert: (newHeap baseSlotSizeOf: page) = newHeap classTablePageSize.
self assert: (newHeap formatOf: page) = newHeap weakArrayFormat.
self assert: (newHeap classIndexOf: page) = newHeap weakArrayClassIndexPun.
newHeap nilFieldsOf: page.
newHeap storePointer: i - 1 ofObject: tableRoot withValue: page.
self assert: (newHeap objectAfter: (newHeap fetchPointer: i - 2 ofObject: tableRoot)) = page].
pastClassTable := newHeap freeStart.!
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