x4                  6 apps/HelloHexagon/pipeline.cpp Expr blur5(Expr x0, Expr x1, Expr x2, Expr x3, Expr x4) {
x4                 12 apps/HelloHexagon/pipeline.cpp     x4 = cast<uint16_t>(x4);
x4                 13 apps/HelloHexagon/pipeline.cpp     return cast<uint8_t>((x0 + 4*x1 + 6*x2 + 4*x3 + x4 + 8)/16);