Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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;this example uses VASM syntax which considers a "word" to be 16-bit regardless of the architecture
InitStackPointer: .long 0x3FFFFFFF ;other assemblers would call this a "word"
MOV R1,#InitStackPointer
LDR SP,[R1] ;set up the stack pointer
LDR R2,[R1] ;also load it into R2
;There's no point in checking since we haven't pushed/popped anything but just for demonstration purposes we'll check now
CMP SP,R2
BEQ StackIsEmpty