diff -r ebd6745380b9 -r ea7ac121a5d3 src/cpu/x86/vm/vm_version_x86.cpp
--- a/src/cpu/x86/vm/vm_version_x86.cpp	Fri Mar 04 16:40:30 2016 +0100
+++ b/src/cpu/x86/vm/vm_version_x86.cpp	Fri Mar 04 16:15:48 2016 +0300
@@ -709,6 +709,12 @@
   if (FLAG_IS_DEFAULT(UseMulAddIntrinsic)) {
     UseMulAddIntrinsic = true;
   }
+  if (FLAG_IS_DEFAULT(UseMontgomeryMultiplyIntrinsic)) {
+    UseMontgomeryMultiplyIntrinsic = true;
+  }
+  if (FLAG_IS_DEFAULT(UseMontgomerySquareIntrinsic)) {
+    UseMontgomerySquareIntrinsic = true;
+  }
 #else
   if (UseMultiplyToLenIntrinsic) {
     if (!FLAG_IS_DEFAULT(UseMultiplyToLenIntrinsic)) {
@@ -728,6 +734,18 @@
     }
     FLAG_SET_DEFAULT(UseMulAddIntrinsic, false);
   }
+  if (UseMontgomeryMultiplyIntrinsic) {
+    if (!FLAG_IS_DEFAULT(UseMontgomeryMultiplyIntrinsic)) {
+      warning("montgomeryMultiply intrinsic is not available in 32-bit VM");
+    }
+    FLAG_SET_DEFAULT(UseMontgomeryMultiplyIntrinsic, false);
+  }
+  if (UseMontgomerySquareIntrinsic) {
+    if (!FLAG_IS_DEFAULT(UseMontgomerySquareIntrinsic)) {
+      warning("montgomerySquare intrinsic is not available in 32-bit VM");
+    }
+    FLAG_SET_DEFAULT(UseMontgomerySquareIntrinsic, false);
+  }
 #endif
 #endif // COMPILER2