diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86ATTInstPrinter.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86ATTInstPrinter.cpp
index 8fcc1c10d93a0..cb34b56fbb07a 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86ATTInstPrinter.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86ATTInstPrinter.cpp
@@ -216,8 +216,6 @@ bool X86ATTInstPrinter::printVecCompareInstr(const MCInst *MI,
               printdwordmem(MI, CurOp--, OS);
           } else if ((Desc.TSFlags & X86II::OpPrefixMask) == X86II::XD &&
                      (Desc.TSFlags & X86II::OpMapMask) != X86II::TA) {
-            assert((Desc.TSFlags & X86II::OpMapMask) != X86II::TA &&
-                   "Unexpected op map!");
             printqwordmem(MI, CurOp--, OS);
           } else if (Desc.TSFlags & X86II::EVEX_L2) {
             printzmmwordmem(MI, CurOp--, OS);
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86IntelInstPrinter.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86IntelInstPrinter.cpp
index 39600ffcadd8e..0e00b4d0d5b16 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86IntelInstPrinter.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86IntelInstPrinter.cpp
@@ -204,9 +204,8 @@ bool X86IntelInstPrinter::printVecCompareInstr(const MCInst *MI, raw_ostream &OS
               printwordmem(MI, CurOp++, OS);
             else
               printdwordmem(MI, CurOp++, OS);
-          } else if ((Desc.TSFlags & X86II::OpPrefixMask) == X86II::XD) {
-            assert((Desc.TSFlags & X86II::OpMapMask) != X86II::TA &&
-                   "Unexpected op map!");
+          } else if ((Desc.TSFlags & X86II::OpPrefixMask) == X86II::XD &&
+                     (Desc.TSFlags & X86II::OpMapMask) != X86II::TA) {
             printqwordmem(MI, CurOp++, OS);
           } else if (Desc.TSFlags & X86II::EVEX_L2) {
             printzmmwordmem(MI, CurOp++, OS);