TEST sz src dst -> usage (opToReg src ++ opToReg dst) []
CMP sz src dst -> usage (opToReg src ++ opToReg dst) []
SETCC cond op -> usage [] (opToReg op)
- JXX cond label -> usage [] []
+ JXX cond lbl -> usage [] []
JMP op -> usage (opToReg op) freeRegs
CALL imm -> usage [] callClobberedRegs
CLTD -> usage [eax] [edx]