- SPILL reg slot -> usage ([reg], [])
- RELOAD slot reg -> usage ([], [reg])
-
- LD sz reg addr -> usage (regAddr addr, [reg])
- LA sz reg addr -> usage (regAddr addr, [reg])
- ST sz reg addr -> usage (reg : regAddr addr, [])
- STU sz reg addr -> usage (reg : regAddr addr, [])
- LIS reg imm -> usage ([], [reg])
- LI reg imm -> usage ([], [reg])
+ SPILL reg _ -> usage ([reg], [])
+ RELOAD _ reg -> usage ([], [reg])
+
+ LD _ reg addr -> usage (regAddr addr, [reg])
+ LA _ reg addr -> usage (regAddr addr, [reg])
+ ST _ reg addr -> usage (reg : regAddr addr, [])
+ STU _ reg addr -> usage (reg : regAddr addr, [])
+ LIS reg _ -> usage ([], [reg])
+ LI reg _ -> usage ([], [reg])