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Hello world using Win32 on x64 Assembly unoptimized
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| extern WriteFile | |
| extern ExitProcess | |
| section .rdata | |
| szText db `Hello, world!\n\0` | |
| cbLength equ $szText-1 | |
| section .text | |
| global start | |
| start: | |
| sub rsp, 40 ; | |
| mov rcx, -11 ; STD_OUTPUT_HANDLE | |
| mov rdx, szText | |
| mov r8, cbLength | |
| mov r9, 0 | |
| mov qword 32[rsp], 0 | |
| call WriteFile | |
| xor rcx, rcx | |
| call ExitProcess |
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FFFFFFFFFFFFFFFF, susah juga jelasin pake undocumented