Eliot Miranda uploaded a new version of System to project The Trunk: http://source.squeak.org/trunk/System-eem.801.mcz
==================== Summary ====================
Name: System-eem.801 Author: eem Time: 20 February 2016, 11:40:02.089874 pm UUID: cb00963a-1c90-40c0-9539-04c88c0afa5f Ancestors: System-mt.800
In Spur calcEndianness can be a lot simpler.
=============== Diff against System-mt.800 ===============
Item was changed: ----- Method: SmalltalkImage>>calcEndianness (in category 'system attributes') ----- calcEndianness - | bytes word blt | "What endian-ness is the current hardware? The String '1234' will be stored into a machine word. On BigEndian machines (the Mac), $1 will be the high byte if the word. On LittleEndian machines (the PC), $4 will be the high byte." "Smalltalk endianness" + | wordThenBytes | + wordThenBytes := WordArray with: 16r01020304. + ByteArray adoptInstance: wordThenBytes. + wordThenBytes first = 1 ifTrue: [^#big]. + wordThenBytes first = 4 ifTrue: [^#little]. + self error: 'The author is confused'! - - bytes := ByteArray withAll: #(0 0 0 0). "(1 2 3 4) or (4 3 2 1)" - word := WordArray with: 16r01020304. - blt := (BitBlt toForm: (Form new hackBits: bytes)) - sourceForm: (Form new hackBits: word). - blt combinationRule: Form over. "store" - blt sourceY: 0; destY: 0; height: 1; width: 4. - blt sourceX: 0; destX: 0. - blt copyBits. "paste the word into the bytes" - bytes first = 1 ifTrue: [^ #big]. - bytes first = 4 ifTrue: [^ #little]. - self error: 'Ted is confused'.!