; Copyright 2020 KoroLion (github.com/KoroLion)

global sum

section .data
section .bss
    temp: resb 4

section .text

; sum(x, y)
sum:
    finit
    fld dword [esp + 4]  ; = x
    fadd dword [esp + 8] ; += y
    fst dword [temp] ; [temp] = st0

    mov eax, [temp]
    ret