module fstress.utils;

const long
    sample_size = 1000000000,
    op_size     = 8;

private const float
    a = 1.2345f,
    b = 2.3456f,
    c = 3.4567f;
private const real
    ca = 1.2345f,
    cb = 2.3456f,
    cc = 3.4567f;

// Perform floating point operations in general
// purpose registers (EAX, EBX, ECX, EDX)
void FPBenchGPR() {
    asm {
        mov EAX, a      ;
        mov EBX, b      ;
        mov ECX, c      ;
        div EAX, EBX    ;
        imul ECX, EAX   ;
        add EBX, ECX    ;
        sub ECX, EAX    ;
    }
}

// Perform floating point operations in SSE registers
// (XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7)
void FPBenchXMM() {
    asm {
        movaps XMM0, ca;
        movaps XMM1, cb;
        movaps XMM2, cc;
        divps XMM0, XMM1;
        mulps XMM2, XMM0;
        addps XMM1, XMM2;
        subps XMM2, XMM0;
    }
}