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Ryan Houdek
f4b0ecd0a0
arpl will only set part of the destination register if the RPL doesn't match, it leaves the remaining bits of the register alone.
33 lines
518 B
NASM
33 lines
518 B
NASM
%ifdef CONFIG
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{
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"RegData": {
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"RAX": "0xFFFF_01FD",
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"RBX": "0xFFFF_0201",
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"RCX": "0xFFFF_03FE",
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"RDX": "0xFFFF_04FF",
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"RSI": "0xFFFF_0501",
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"RDI": "0xFFFF_06FC"
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},
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"Mode": "32BIT"
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}
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%endif
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; Tests if ARPL copies or leaves alone the correct registers.
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mov eax, 0xFFFF_01FC
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mov ebx, 0xFFFF_0201
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mov ecx, 0xFFFF_03FE
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mov edx, 0xFFFF_04FF
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mov esi, 0xFFFF_0501
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mov edi, 0xFFFF_06FC
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; Modified dst < src
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arpl ax, bx
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; Unmodified dst = src
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arpl bx, si
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; Unmodified dst > src
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arpl cx, si
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hlt
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