Index: lib/Target/AMDGPU/VOP3Instructions.td
===================================================================
--- lib/Target/AMDGPU/VOP3Instructions.td
+++ lib/Target/AMDGPU/VOP3Instructions.td
@@ -232,7 +232,6 @@
 
 let SubtargetPredicate = isCIVI in {
 
-def V_MQSAD_U16_U8 : VOP3Inst <"v_mqsad_u16_u8", VOP3_Profile<VOP_I32_I32_I32>>;
 def V_QSAD_PK_U16_U8 : VOP3Inst <"v_qsad_pk_u16_u8", VOP3_Profile<VOP_I64_I64_I32_I64>, int_amdgcn_qsad_pk_u16_u8>;
 def V_MQSAD_U32_U8 : VOP3Inst <"v_mqsad_u32_u8", VOP3_Profile<VOP_V4I32_I64_I32_V4I32>, int_amdgcn_mqsad_u32_u8>;
 
@@ -402,7 +401,6 @@
   }
 }
 
-defm V_MQSAD_U16_U8     : VOP3_Real_ci <0x172>;
 defm V_QSAD_PK_U16_U8   : VOP3_Real_ci <0x172>;
 defm V_MQSAD_U32_U8     : VOP3_Real_ci <0x175>;
 defm V_MAD_U64_U32      : VOP3be_Real_ci <0x176>;
@@ -426,7 +424,6 @@
 
 } // End AssemblerPredicates = [isVI], DecoderNamespace = "VI"
 
-defm V_MQSAD_U16_U8     : VOP3_Real_vi <0x172>;
 defm V_MAD_U64_U32      : VOP3be_Real_vi <0x1E8>;
 defm V_MAD_I64_I32      : VOP3be_Real_vi <0x1E9>;
 
Index: test/MC/Disassembler/AMDGPU/vop3_vi.txt
===================================================================
--- test/MC/Disassembler/AMDGPU/vop3_vi.txt
+++ test/MC/Disassembler/AMDGPU/vop3_vi.txt
@@ -81,6 +81,24 @@
 # VI:   v_clrexcp ; encoding: [0x00,0x00,0x75,0xd1,0x00,0x00,0x00,0x00]
 0x00 0x00 0x75 0xd1 0x00 0x00 0x00 0x00
 
+# VI:   v_fract_f64_e64 v[5:6], s[2:3] ; encoding: [0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x00]
+0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x00
+
+# VI:   v_fract_f64_e64 v[5:6], -4.0 ; encoding: [0x05,0x00,0x72,0xd1,0xf7,0x00,0x00,0x00]
+0x05,0x00,0x72,0xd1,0xf7,0x00,0x00,0x00
+
+# VI:   v_fract_f64_e64 v[5:6], -s[2:3] ; encoding: [0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x20]
+0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x20
+
+# VI:   v_fract_f64_e64 v[5:6], |s[2:3]| ; encoding: [0x05,0x01,0x72,0xd1,0x02,0x00,0x00,0x00]
+0x05,0x01,0x72,0xd1,0x02,0x00,0x00,0x00
+
+# VI:   v_fract_f64_e64 v[5:6], s[2:3] clamp ; encoding: [0x05,0x80,0x72,0xd1,0x02,0x00,0x00,0x00]
+0x05,0x80,0x72,0xd1,0x02,0x00,0x00,0x00
+
+# VI:   v_fract_f64_e64 v[5:6], s[2:3] mul:2 ; encoding: [0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x08]
+0x05,0x00,0x72,0xd1,0x02,0x00,0x00,0x08
+
 # VI:   v_fract_f32_e64 v1, -v2 ; encoding: [0x01,0x00,0x5b,0xd1,0x02,0x01,0x00,0x20]
 0x01 0x00 0x5b 0xd1 0x02 0x01 0x00 0x20