This built-in maps to `V_CVT_OFF_F32_I4` which treats its input as a 4-bit signed integer and returns `0.0625f * src`. SWDEV-518861
This built-in maps to `V_CVT_OFF_F32_I4` which treats its input as a 4-bit signed integer and returns `0.0625f * src`. SWDEV-518861