-pprInstr (CVTSS2SI from to) = pprOpReg SLIT("cvtss2si") from to
-pprInstr (CVTSD2SI from to) = pprOpReg SLIT("cvtsd2si") from to
-pprInstr (CVTSI2SS from to) = pprOpReg SLIT("cvtsi2ss") from to
-pprInstr (CVTSI2SD from to) = pprOpReg SLIT("cvtsi2sd") from to
+pprInstr (CVTSS2SI from to) = pprOpReg SLIT("cvtss2siq") from to
+pprInstr (CVTSD2SI from to) = pprOpReg SLIT("cvtsd2siq") from to
+pprInstr (CVTSI2SS from to) = pprOpReg SLIT("cvtsi2ssq") from to
+pprInstr (CVTSI2SD from to) = pprOpReg SLIT("cvtsi2sdq") from to