COP2

COP2 is the nomenclature for PSP's CPU Vector Floating point unit (otherwise known as a VFPU).

Specs

  * Vector FPU “Macromode only”
  * Designed for vector and matrix ops
  * 128 32-bit registers
        o Reconfigurable as scalar, vector or matrix
        o IEEE 754 Single precision float
  * Can also handle 32-bit int, 16-bit int, 8-bit int, half float
  * vmmul.z vd, vs, vt - 4×4 matrix/vector multiply, 22 cycles