return RC;
// If this register has a sub-register, we can safely assume it is a 32-bit
- // register, becuase all of SI's sub-registers are 32-bit.
+ // register, because all of SI's sub-registers are 32-bit.
if (isSGPRClass(RC)) {
return &AMDGPU::SGPR_32RegClass;
} else {