diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
index 7bcda12051a5..1506b4a83649 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
@@ -49,25 +49,5 @@ MipsMCAsmInfo::MipsMCAsmInfo(const Triple &TheTriple) {
   ExceptionsType = ExceptionHandling::DwarfCFI;
   DwarfRegNumForCFI = true;
   HasMipsExpressions = true;
-
-  // Enable IAS by default for O32.
-  if (TheTriple.isMIPS32())
-    UseIntegratedAssembler = true;
-
-  // Enable IAS by default for Debian mips64/mips64el.
-  if (TheTriple.getEnvironment() == Triple::GNUABI64)
-    UseIntegratedAssembler = true;
-
-  // Enable IAS by default for Debian mipsn32/mipsn32el.
-  if (TheTriple.getEnvironment() == Triple::GNUABIN32)
-    UseIntegratedAssembler = true;
-
-  // Enable IAS by default for Android mips64el that uses N64 ABI.
-  if (TheTriple.getArch() == Triple::mips64el && TheTriple.isAndroid())
-    UseIntegratedAssembler = true;
-
-  // Enable IAS by default for FreeBSD / OpenBSD mips64/mips64el.
-  if (TheTriple.isOSFreeBSD() ||
-      TheTriple.isOSOpenBSD())
-    UseIntegratedAssembler = true;
+  UseIntegratedAssembler = true;
 }