... Were those push/pop really necessary? If you take a look at the code flow: 00007FF709E73B04 | F342:0F11B4A3 A8430000 | movss dword ptr ds:[rbx+r12*4+43A8],xmm6 | 00007FF709E73B0E | 48:391D 5BCDB902 | cmp qword ptr ds:[7FF70CA10870],rbx | 00007FF709E73B15 | F3:0F5EF8 | divss xmm7,xmm0 | 00007FF7...