diff --git a/llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h b/llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h
--- a/llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h
+++ b/llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h
@@ -1336,8 +1336,7 @@
       MachineInstr *TmpDef = MRI.getVRegDef(PrevRegSrc);
       if (MRI.hasOneUse(PrevRegSrc)) {
         if (TmpDef != &DefMI) {
-          assert((TmpDef->getOpcode() == TargetOpcode::COPY ||
-                  isArtifactCast(TmpDef->getOpcode())) &&
+          assert((TmpDef->isCopy() || isArtifactCast(TmpDef->getOpcode())) &&
                  "Expecting copy or artifact cast here");
 
           DeadInsts.push_back(TmpDef);
diff --git a/llvm/lib/CodeGen/CodeGenCommonISel.cpp b/llvm/lib/CodeGen/CodeGenCommonISel.cpp
--- a/llvm/lib/CodeGen/CodeGenCommonISel.cpp
+++ b/llvm/lib/CodeGen/CodeGenCommonISel.cpp
@@ -203,7 +203,7 @@
 
 static MachineOperand *getSalvageOpsForCopy(const MachineRegisterInfo &MRI,
                                             MachineInstr &Copy) {
-  assert(Copy.getOpcode() == TargetOpcode::COPY && "Must be a COPY");
+  assert(Copy.isCopy() && "Must be a COPY");
 
   return &Copy.getOperand(1);
 }
diff --git a/llvm/lib/CodeGen/GlobalISel/CallLowering.cpp b/llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
--- a/llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
@@ -1013,7 +1013,7 @@
     // registers. Note that getDefIgnoringCopies does not ignore copies from
     // physical registers.
     MachineInstr *RegDef = getDefIgnoringCopies(OutInfo.Regs[0], MRI);
-    if (!RegDef || RegDef->getOpcode() != TargetOpcode::COPY) {
+    if (!RegDef || !RegDef->isCopy()) {
       LLVM_DEBUG(
           dbgs()
           << "... Parameter was not copied into a VReg, cannot tail call.\n");
diff --git a/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
--- a/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
@@ -205,7 +205,7 @@
   return false;
 }
 bool CombinerHelper::matchCombineCopy(MachineInstr &MI) {
-  if (MI.getOpcode() != TargetOpcode::COPY)
+  if (!MI.isCopy())
     return false;
   Register DstReg = MI.getOperand(0).getReg();
   Register SrcReg = MI.getOperand(1).getReg();
diff --git a/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp b/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
--- a/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
@@ -234,7 +234,7 @@
           MRI.getType(SrcReg).isValid()) {
         // For COPYs we don't do anything, don't increase the depth.
         computeKnownBitsImpl(SrcReg, Known2, DemandedElts,
-                             Depth + (Opcode != TargetOpcode::COPY));
+                             Depth + (!MI.isCopy()));
         Known = KnownBits::commonBits(Known, Known2);
         // If we reach a point where we don't know anything
         // just stop looking through the operands.
diff --git a/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp b/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
--- a/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp
@@ -231,7 +231,7 @@
         ReachedBegin = true;
       else
         --MII;
-      if (MI.getOpcode() != TargetOpcode::COPY)
+      if (!MI.isCopy())
         continue;
       Register SrcReg = MI.getOperand(1).getReg();
       Register DstReg = MI.getOperand(0).getReg();
diff --git a/llvm/lib/CodeGen/GlobalISel/Utils.cpp b/llvm/lib/CodeGen/GlobalISel/Utils.cpp
--- a/llvm/lib/CodeGen/GlobalISel/Utils.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/Utils.cpp
@@ -446,7 +446,7 @@
   if (!DstTy.isValid())
     return std::nullopt;
   unsigned Opc = DefMI->getOpcode();
-  while (Opc == TargetOpcode::COPY || isPreISelGenericOptimizationHint(Opc)) {
+  while (DefMI->isCopy() || isPreISelGenericOptimizationHint(Opc)) {
     Register SrcReg = DefMI->getOperand(1).getReg();
     auto SrcTy = MRI.getType(SrcReg);
     if (!SrcTy.isValid())