Index: llvm/lib/Target/AArch64/AArch64InstrFormats.td
===================================================================
--- llvm/lib/Target/AArch64/AArch64InstrFormats.td
+++ llvm/lib/Target/AArch64/AArch64InstrFormats.td
@@ -10862,19 +10862,19 @@
     let Inst{21} = idx{0};
   }
 
-  def i16_indexed : BaseSIMDIndexedTied<1, U, 1, 0b01, opc,
-                                        FPR16Op, FPR16Op, V128_lo,
-                                        VectorIndexH, asm, ".h", "", "", ".h",
-                                        []> {
+  def v1i16_indexed : BaseSIMDIndexedTied<1, U, 1, 0b01, opc,
+                                          FPR16Op, FPR16Op, V128_lo,
+                                          VectorIndexH, asm, ".h", "", "", ".h",
+                                          []> {
     bits<3> idx;
     let Inst{11} = idx{2};
     let Inst{21} = idx{1};
     let Inst{20} = idx{0};
   }
 
-  def i32_indexed : BaseSIMDIndexedTied<1, U, 1, 0b10, opc,
-                                        FPR32Op, FPR32Op, V128, VectorIndexS,
-                                        asm, ".s", "", "", ".s",
+  def v1i32_indexed : BaseSIMDIndexedTied<1, U, 1, 0b10, opc,
+                                          FPR32Op, FPR32Op, V128, VectorIndexS,
+                                          asm, ".s", "", "", ".s",
     [(set (i32 FPR32Op:$dst),
           (i32 (op (i32 FPR32Op:$Rd), (i32 FPR32Op:$Rn),
                    (i32 (vector_extract (v4i32 V128:$Rm),
Index: llvm/test/CodeGen/AArch64/arm64-neon-v8.1a.ll
===================================================================
--- llvm/test/CodeGen/AArch64/arm64-neon-v8.1a.ll
+++ llvm/test/CodeGen/AArch64/arm64-neon-v8.1a.ll
@@ -494,7 +494,7 @@
 ;-----------------------------------------------------------------------------
 ; RDMA Scalar, by element
 ; i16 tests are performed via tests in above chapter, with IR in ACLE style
-; i32 tests are for i32_indexed in SIMDIndexedSQRDMLxHSDTied
+; i32 tests are for v1i32_indexed in SIMDIndexedSQRDMLxHSDTied
 
 define i16 @test_sqrdmlah_extract_i16(i16 %acc, i16 %x, <4 x i16> %y_vec) {
 ; CHECK-LABEL: test_sqrdmlah_extract_i16: