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52 lines
697 B
NASM
52 lines
697 B
NASM
%ifdef CONFIG
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{
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"RegData": {
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"RAX": "0x8300",
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"RCX": "0x9",
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"RDX": "0x0",
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"RDI": "0xE000000C",
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"RSI": "0xE000001C"
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},
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"MemoryRegions": {
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"0x100000000": "4096"
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}
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}
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%endif
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%macro copy 3
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; Dest, Src, Size
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mov rdi, %1
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mov rsi, %2
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mov rcx, %3
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cld
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rep movsb
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%endmacro
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mov rdx, 0xe0000000
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lea r15, [rdx + 8 * 0]
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lea r14, [rel .StringOne]
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copy r15, r14, 14
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lea r15, [rdx + 8 * 2]
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lea r14, [rel .StringTwo]
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copy r15, r14, 14
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lea rdi, [rdx + 8 * 0 + 13]
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lea rsi, [rdx + 8 * 2 + 13]
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std
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mov rcx, 10 ; Lower String length
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repe cmpsb ; rdi cmp rsi
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mov rax, 0
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lahf
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mov rdx, 0
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sete dl
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hlt
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.StringOne: db "\0\0\0\0TestString"
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.StringTwo: db "\0TestUnmatched"
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