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global seat_id
section .data
section .text
seat_id:
xor eax, eax ; set up return value
cmp BYTE [rdi], 66 ; B
sete al
shl eax, 1
xor ecx, ecx
cmp BYTE [rdi + 1], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 2], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 3], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 4], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 5], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 6], 66
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 7], 82 ; R
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 8], 82
sete cl
or eax, ecx
shl eax, 1
cmp BYTE [rdi + 9], 82
sete cl
or eax, ecx
ret
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