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https://github.com/hsoft/collapseos.git
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34 lines
445 B
NASM
34 lines
445 B
NASM
memtMain:
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ld de, memtEnd
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.loop:
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ld b, 0
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.iloop:
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ld a, b
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ld (de), a
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ld a, (de)
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cp b
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jr nz, .notMatching
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djnz .iloop
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inc de
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xor a
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cp d
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jr nz, .loop
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cp e
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jr nz, .loop
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; we rolled over 0xffff, stop
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ld hl, .sOk
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xor a
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jp printstr ; returns
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.notMatching:
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ld hl, .sNotMatching
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call printstr
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ex de, hl
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ld a, 1
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jp printHexPair ; returns
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.sNotMatching:
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.db "Not matching at pos ", 0xd, 0xa, 0
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.sOk:
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.db "OK", 0xd, 0xa, 0
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memtEnd:
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