+
+def STBUX : XForm_8<31, 247, (outs ptr_rc:$ea_res),
+ (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
+ "stbux $rS, $ptroff, $ptrreg", LdStStore,
+ [(set ptr_rc:$ea_res,
+ (pre_truncsti8 GPRC:$rS,
+ ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
+ RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
+ PPC970_DGroup_Cracked;
+
+def STHUX : XForm_8<31, 439, (outs ptr_rc:$ea_res),
+ (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
+ "sthux $rS, $ptroff, $ptrreg", LdStStore,
+ [(set ptr_rc:$ea_res,
+ (pre_truncsti16 GPRC:$rS,
+ ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
+ RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
+ PPC970_DGroup_Cracked;
+
+def STWUX : XForm_8<31, 183, (outs ptr_rc:$ea_res),
+ (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
+ "stwux $rS, $ptroff, $ptrreg", LdStStore,
+ [(set ptr_rc:$ea_res,
+ (pre_store GPRC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
+ RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
+ PPC970_DGroup_Cracked;
+
+def STFSUX : XForm_8<31, 695, (outs ptr_rc:$ea_res),
+ (ins F4RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
+ "stfsux $rS, $ptroff, $ptrreg", LdStStore,
+ [(set ptr_rc:$ea_res,
+ (pre_store F4RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
+ RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
+ PPC970_DGroup_Cracked;
+
+def STFDUX : XForm_8<31, 759, (outs ptr_rc:$ea_res),
+ (ins F8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
+ "stfdux $rS, $ptroff, $ptrreg", LdStStore,
+ [(set ptr_rc:$ea_res,
+ (pre_store F8RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
+ RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
+ PPC970_DGroup_Cracked;
+