[Vm-dev] VM Maker: VMMaker-dtl.178.mcz
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Mon May 31 22:52:55 UTC 2010
Dave Lewis uploaded a new version of VMMaker to project VM Maker:
http://www.squeaksource.com/VMMaker/VMMaker-dtl.178.mcz
==================== Summary ====================
Name: VMMaker-dtl.178
Author: dtl
Time: 31 May 2010, 4:50:57 am
UUID: 650ed951-209c-4361-80f1-3cf6bdb4b0e9
Ancestors: VMMaker-dtl.177
Add ObjectMemoryVariablesTest to document the values of constants defined in ObjectMemory class>>initBytesPerWord:
=============== Diff against VMMaker-dtl.177 ===============
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte5Shift (in category 'testing - constants') -----
+ testByte5Shift
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte5Shift = 0."
+
+ self assert: ObjectMemory byte5Shift = 40!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte6Shift (in category 'testing - constants') -----
+ testByte6Shift
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte6Shift = 0."
+
+ self assert: ObjectMemory byte6Shift = 48!
Item was added:
+ ----- Method: ObjectMemory class>>byte4Mask (in category 'accessing') -----
+ byte4Mask
+ ^Byte4Mask!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte0Mask (in category 'testing - constants') -----
+ testByte0Mask
+
+ self assert: ObjectMemory byte0Mask = 16r00000000000000FF!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte7ShiftNegated (in category 'testing - constants') -----
+ testByte7ShiftNegated
+ "Note - signed values are not relevant for bit mask operations, can be recoded as positive"
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte7ShiftNegated = 16r0000000000000000."
+
+ self assert: ObjectMemory byte7ShiftNegated = -16r0000000000000038!
Item was added:
+ ----- Method: ObjectMemory class>>byte5Mask (in category 'accessing') -----
+ byte5Mask
+ ^Byte5Mask!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte1Mask (in category 'testing - constants') -----
+ testByte1Mask
+
+ self assert: ObjectMemory byte1Mask = 16r000000000000FF00!
Item was added:
+ ----- Method: ObjectMemory class>>bytes7to4Mask (in category 'accessing') -----
+ bytes7to4Mask
+ ^Bytes7to4Mask!
Item was added:
+ ----- Method: ObjectMemory class>>byte6Mask (in category 'accessing') -----
+ byte6Mask
+ ^Byte6Mask!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte2Mask (in category 'testing - constants') -----
+ testByte2Mask
+
+ self assert: ObjectMemory byte2Mask = 16r0000000000FF0000!
Item was added:
+ ----- Method: ObjectMemory class>>byte4ShiftNegated (in category 'accessing') -----
+ byte4ShiftNegated
+ ^Byte4ShiftNegated!
Item was added:
+ ----- Method: ObjectMemory class>>byte1Shift (in category 'accessing') -----
+ byte1Shift
+ ^Byte1Shift!
Item was added:
+ ----- Method: ObjectMemory class>>byte2Shift (in category 'accessing') -----
+ byte2Shift
+ ^Byte2Shift!
Item was added:
+ ----- Method: ObjectMemory class>>byte7Mask (in category 'accessing') -----
+ byte7Mask
+ ^Byte7Mask!
Item was added:
+ ----- Method: ObjectMemory class>>byte6Shift (in category 'accessing') -----
+ byte6Shift
+ ^Byte6Shift!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte3Mask (in category 'testing - constants') -----
+ testByte3Mask
+
+ self assert: ObjectMemory byte3Mask = 16r00000000FF000000!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte1ShiftNegated (in category 'testing - constants') -----
+ testByte1ShiftNegated
+ "Note - signed values are not relevant for bit mask operations, can be recoded as positive"
+
+ self assert: ObjectMemory byte1ShiftNegated = -16r0000000000000008.!
Item was added:
+ ----- Method: ObjectMemory class>>byte3ShiftNegated (in category 'accessing') -----
+ byte3ShiftNegated
+ ^Byte3ShiftNegated!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte4Mask (in category 'testing - constants') -----
+ testByte4Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte4Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory byte4Mask = 16r000000FF00000000!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte2Shift (in category 'testing - constants') -----
+ testByte2Shift
+
+ self assert: ObjectMemory byte2Shift = 16!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte3Shift (in category 'testing - constants') -----
+ testByte3Shift
+
+ self assert: ObjectMemory byte3Shift = 24!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte5Mask (in category 'testing - constants') -----
+ testByte5Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte5Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory byte5Mask = 16r0000FF0000000000!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte7Shift (in category 'testing - constants') -----
+ testByte7Shift
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte7Shift = 0."
+
+ self assert: ObjectMemory byte7Shift = 56!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte3ShiftNegated (in category 'testing - constants') -----
+ testByte3ShiftNegated
+ "Note - signed values are not relevant for bit mask operations, can be recoded as positive"
+
+ self assert: ObjectMemory byte3ShiftNegated = -16r0000000000000018!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte6Mask (in category 'testing - constants') -----
+ testByte6Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte6Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory byte6Mask = 16r00FF000000000000!
Item was added:
+ ----- Method: ObjectMemory class>>byte5ShiftNegated (in category 'accessing') -----
+ byte5ShiftNegated
+ ^Byte5ShiftNegated!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte7Mask (in category 'testing - constants') -----
+ testByte7Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte7Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory byte7Mask = 16rFF00000000000000!
Item was added:
+ ----- Method: ObjectMemory class>>byte3Shift (in category 'accessing') -----
+ byte3Shift
+ ^Byte3Shift!
Item was added:
+ ----- Method: ObjectMemory class>>byte7Shift (in category 'accessing') -----
+ byte7Shift
+ ^Byte7Shift!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte5ShiftNegated (in category 'testing - constants') -----
+ testByte5ShiftNegated
+ "Note - signed values are not relevant for bit mask operations, can be recoded as positive"
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte5ShiftNegated = 16r0000000000000000."
+
+ self assert: ObjectMemory byte5ShiftNegated = -16r0000000000000028!
Item was added:
+ ----- Method: ObjectMemory class>>byte7ShiftNegated (in category 'accessing') -----
+ byte7ShiftNegated
+ ^Byte7ShiftNegated!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte0Shift (in category 'testing - constants') -----
+ testByte0Shift
+
+ self assert: ObjectMemory byte0Shift = 0!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte4ShiftNegated (in category 'testing - constants') -----
+ testByte4ShiftNegated
+ "Note - signed values are not relevant for bit mask operations, can be recoded as positive"
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory byte4ShiftNegated = 16r0000000000000000."
+
+ self assert: ObjectMemory byte4ShiftNegated = -16r0000000000000020!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte4Shift (in category 'testing - constants') -----
+ testByte4Shift
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemoryConstantsAccess byte4Shift = 0."
+
+ self assert: ObjectMemory byte4Shift = 32!
Item was added:
+ TestCase subclass: #ObjectMemoryVariablesTest
+ instanceVariableNames: 'saveWordSize omv32 omv64'
+ classVariableNames: ''
+ poolDictionaries: ''
+ category: 'VMMaker-Tests'!
+
+ !ObjectMemoryVariablesTest commentStamp: 'dtl 5/31/2010 16:47' prior: 0!
+ ObjectMemoryVariablesTest validates the values of the constants defined in ObjectMemory class>>initBytesPerWord:
+
+ The intent is to enable rewriting these constants in a manner that permits them to be fully defined as C preprocessor macros at compile time, such that separate code generation is not required for 32-bit and 64-bit object memory.
+
+ See CCodeGenerator>>emitDefineBytesPerWordOn: for the C preprocessor macro definitions.!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testBytes7to4Mask (in category 'testing - constants') -----
+ testBytes7to4Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory bytes7to4Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory bytes7to4Mask = 16rFFFFFFFF00000000!
Item was added:
+ ----- Method: ObjectMemory class>>byte1ShiftNegated (in category 'accessing') -----
+ byte1ShiftNegated
+ ^Byte1ShiftNegated!
Item was added:
+ ----- Method: ObjectMemory class>>byte0Mask (in category 'accessing') -----
+ byte0Mask
+ ^Byte0Mask!
Item was added:
+ ----- Method: ObjectMemory class>>byte0Shift (in category 'accessing') -----
+ byte0Shift
+ ^Byte0Shift!
Item was added:
+ ----- Method: ObjectMemory class>>byte1Mask (in category 'accessing') -----
+ byte1Mask
+ ^Byte1Mask!
Item was added:
+ ----- Method: ObjectMemory class>>byte4Shift (in category 'accessing') -----
+ byte4Shift
+ ^Byte4Shift!
Item was added:
+ ----- Method: ObjectMemory class>>byte5Shift (in category 'accessing') -----
+ byte5Shift
+ ^Byte5Shift!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testBytes3to0Mask (in category 'testing - constants') -----
+ testBytes3to0Mask
+
+ "Note - unused for 32-bit object memory, so 32-bit test is no longer relevant
+ ObjectMemory initBytesPerWord: 4.
+ self assert: ObjectMemory bytes3to0Mask = 16r0000000000000000."
+
+ self assert: ObjectMemory bytes3to0Mask = 16r00000000FFFFFFFF!
Item was added:
+ ----- Method: ObjectMemory class>>byte2Mask (in category 'accessing') -----
+ byte2Mask
+ ^Byte2Mask!
Item was added:
+ ----- Method: ObjectMemory class>>bytes3to0Mask (in category 'accessing') -----
+ bytes3to0Mask
+ ^Bytes3to0Mask!
Item was added:
+ ----- Method: ObjectMemory class>>byte3Mask (in category 'accessing') -----
+ byte3Mask
+ ^Byte3Mask!
Item was added:
+ ----- Method: ObjectMemoryVariablesTest>>testByte1Shift (in category 'testing - constants') -----
+ testByte1Shift
+
+ self assert: ObjectMemory byte1Shift = 8!
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