Index: lib/Target/AMDGPU/SIInstrFormats.td
===================================================================
--- lib/Target/AMDGPU/SIInstrFormats.td
+++ lib/Target/AMDGPU/SIInstrFormats.td
@@ -369,15 +369,15 @@
 
   bits<8>  vdst;
   bits<9>  src0;
-  bits<8>  vsrc1;
-  bits<32> src2;
+  bits<8>  src1;
+  bits<32> imm;
 
   let Inst{8-0} = src0;
-  let Inst{16-9} = vsrc1;
+  let Inst{16-9} = src1;
   let Inst{24-17} = vdst;
   let Inst{30-25} = op;
   let Inst{31} = 0x0; // encoding
-  let Inst{63-32} = src2;
+  let Inst{63-32} = imm;
 }
 
 class VOP3a <bits<9> op> : Enc64 {
Index: lib/Target/AMDGPU/SIInstrInfo.td
===================================================================
--- lib/Target/AMDGPU/SIInstrInfo.td
+++ lib/Target/AMDGPU/SIInstrInfo.td
@@ -1576,12 +1576,12 @@
 
 def VOP_F32_F32_F32_F32 : VOPProfile <[f32, f32, f32, f32]>;
 def VOP_MADAK : VOPProfile <[f32, f32, f32, f32]> {
-  field dag Ins32 = (ins VCSrc_32:$src0, VGPR_32:$vsrc1, u32imm:$k);
-  field string Asm32 = "$vdst, $src0, $vsrc1, $k";
+  field dag Ins32 = (ins VCSrc_32:$src0, VGPR_32:$src1, u32imm:$imm);
+  field string Asm32 = "$vdst, $src0, $src1, $imm";
 }
 def VOP_MADMK : VOPProfile <[f32, f32, f32, f32]> {
-  field dag Ins32 = (ins VCSrc_32:$src0, u32imm:$k, VGPR_32:$vsrc1);
-  field string Asm32 = "$vdst, $src0, $k, $vsrc1";
+  field dag Ins32 = (ins VCSrc_32:$src0, u32imm:$imm, VGPR_32:$src1);
+  field string Asm32 = "$vdst, $src0, $imm, $src1";
 }
 def VOP_MAC : VOPProfile <[f32, f32, f32, f32]> {
   let Ins32 = (ins Src0RC32:$src0, Src1RC32:$src1, VGPR_32:$src2);
Index: test/MC/Disassembler/AMDGPU/vop2_vi.txt
===================================================================
--- test/MC/Disassembler/AMDGPU/vop2_vi.txt
+++ test/MC/Disassembler/AMDGPU/vop2_vi.txt
@@ -75,11 +75,11 @@
 # VI:   v_mac_f32_e32 v1, v2, v3 ; encoding: [0x02,0x07,0x02,0x2c]
 0x02 0x07 0x02 0x2c
 
-# FIXME:   v_madmk_f32_e32 v1, v2, 0x42800000, v3 ; encoding: [0x02,0x07,0x02,0x2e,0x00,0x00,0x80,0x42]
-#0x02 0x07 0x02 0x2e 0x00 0x00 0x80 0x42
+# VI:   v_madmk_f32_e32 v1, v2, 0x42800000, v3 ; encoding: [0x02,0x07,0x02,0x2e,0x00,0x00,0x80,0x42]
+0x02 0x07 0x02 0x2e 0x00 0x00 0x80 0x42
 
-# FIXME:   v_madak_f32_e32 v1, v2, v3, 0x42800000 ; encoding: [0x02,0x07,0x02,0x30,0x00,0x00,0x80,0x42]
-#0x02 0x07 0x02 0x30 0x00 0x00 0x80 0x42
+# VI:   v_madak_f32_e32 v1, v2, v3, 0x42800000 ; encoding: [0x02,0x07,0x02,0x30,0x00,0x00,0x80,0x42]
+0x02 0x07 0x02 0x30 0x00 0x00 0x80 0x42
 
 # VI:   v_bcnt_u32_b32_e64 v1, v2, v3 ; encoding: [0x01,0x00,0x8b,0xd2,0x02,0x07,0x02,0x00]
 0x01 0x00 0x8b 0xd2 0x02 0x07 0x02 0x00
@@ -204,11 +204,11 @@
 # VI:     v_mac_f16_e32 v1, v2, v3 ; encoding: [0x02,0x07,0x02,0x46]
 0x02 0x07 0x02 0x46
 
-# FIXME:     v_madmk_f16_e32 v1, v2, 0x42800000, v3 ; encoding: [0x02,0x07,0x02,0x48,0x00,0x00,0x80,0x42]
-#0x02 0x07 0x02 0x48 0x00 0x00 0x80 0x42
+# VI:     v_madmk_f16_e32 v1, v2, 0x42800000, v3 ; encoding: [0x02,0x07,0x02,0x48,0x00,0x00,0x80,0x42]
+0x02 0x07 0x02 0x48 0x00 0x00 0x80 0x42
 
-# FIXME:     v_madak_f16_e32 v1, v2, v3, 0x42800000 ; encoding: [0x02,0x07,0x02,0x4a,0x00,0x00,0x80,0x42]
-#0x02 0x07 0x02 0x4a 0x00 0x00 0x80 0x42
+# VI:     v_madak_f16_e32 v1, v2, v3, 0x42800000 ; encoding: [0x02,0x07,0x02,0x4a,0x00,0x00,0x80,0x42]
+0x02 0x07 0x02 0x4a 0x00 0x00 0x80 0x42
 
 # VI:     v_add_u16_e32 v1, v2, v3 ; encoding: [0x02,0x07,0x02,0x4c]
 0x02 0x07 0x02 0x4c