diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
index be4c0eab44d..bd3e8e88c7c 100644
--- a/lib/Target/R600/SIInstructions.td
+++ b/lib/Target/R600/SIInstructions.td
@@ -771,11 +771,11 @@ def DS_WRAP_RTN_F32 : DS_1A1D_RET <0x34, "DS_WRAP_RTN_F32", VReg_32>;
 } // End isCI
 
 
-def DS_ADD_U64 : DS_1A1D_NORET <0x40, "DS_ADD_U64", VReg_32>;
-def DS_SUB_U64 : DS_1A1D_NORET <0x41, "DS_SUB_U64", VReg_32>;
-def DS_RSUB_U64 : DS_1A1D_NORET <0x42, "DS_RSUB_U64", VReg_32>;
-def DS_INC_U64 : DS_1A1D_NORET <0x43, "DS_INC_U64", VReg_32>;
-def DS_DEC_U64 : DS_1A1D_NORET <0x44, "DS_DEC_U64", VReg_32>;
+def DS_ADD_U64 : DS_1A1D_NORET <0x40, "DS_ADD_U64", VReg_64>;
+def DS_SUB_U64 : DS_1A1D_NORET <0x41, "DS_SUB_U64", VReg_64>;
+def DS_RSUB_U64 : DS_1A1D_NORET <0x42, "DS_RSUB_U64", VReg_64>;
+def DS_INC_U64 : DS_1A1D_NORET <0x43, "DS_INC_U64", VReg_64>;
+def DS_DEC_U64 : DS_1A1D_NORET <0x44, "DS_DEC_U64", VReg_64>;
 def DS_MIN_I64 : DS_1A1D_NORET <0x45, "DS_MIN_I64", VReg_64>;
 def DS_MAX_I64 : DS_1A1D_NORET <0x46, "DS_MAX_I64", VReg_64>;
 def DS_MIN_U64 : DS_1A1D_NORET <0x47, "DS_MIN_U64", VReg_64>;