Index: source/Core/ArchSpec.cpp
===================================================================
--- source/Core/ArchSpec.cpp
+++ source/Core/ArchSpec.cpp
@@ -1186,11 +1186,46 @@
         }
         break;
 
+    case ArchSpec::eCore_mips32:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32_first && core2 <= ArchSpec::kCore_mips32_last)
+                return true;
+            try_inverse = false;
+        }
+        break;
+
+    case ArchSpec::eCore_mips32el:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= ArchSpec::kCore_mips32el_last)
+                return true;
+            try_inverse = false;
+        }
+
     case ArchSpec::eCore_mips64:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32_first && core2 <= ArchSpec::kCore_mips32_last)
+                return true;
+            if (core2 >= ArchSpec::kCore_mips64_first && core2 <= ArchSpec::kCore_mips64_last)
+                return true;
+            try_inverse = false;
+        }
+
+    case ArchSpec::eCore_mips64el:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= ArchSpec::kCore_mips32el_last)
+                return true;
+            if (core2 >= ArchSpec::kCore_mips64el_first && core2 <= ArchSpec::kCore_mips64el_last)
+                return true;
+            try_inverse = false;
+        }
+
     case ArchSpec::eCore_mips64r2:
     case ArchSpec::eCore_mips64r3:
     case ArchSpec::eCore_mips64r5:
-    case ArchSpec::eCore_mips64r6:
         if (!enforce_exact_match)
         {
             if (core2 >= ArchSpec::kCore_mips32_first && core2 <= (core1 - 10))
@@ -1201,11 +1236,9 @@
         }
         break;
 
-    case ArchSpec::eCore_mips64el:
     case ArchSpec::eCore_mips64r2el:
     case ArchSpec::eCore_mips64r3el:
     case ArchSpec::eCore_mips64r5el:
-    case ArchSpec::eCore_mips64r6el:
         if (!enforce_exact_match)
         {
             if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= (core1 - 10))
@@ -1216,6 +1249,63 @@
         }
         break;
 
+    case ArchSpec::eCore_mips32r2:
+    case ArchSpec::eCore_mips32r3:
+    case ArchSpec::eCore_mips32r5:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32_first && core2 <= core1)
+                return true;
+        }
+        break;
+
+    case ArchSpec::eCore_mips32r2el:
+    case ArchSpec::eCore_mips32r3el:
+    case ArchSpec::eCore_mips32r5el:
+        if (!enforce_exact_match)
+        {
+            if (core2 >= ArchSpec::kCore_mips32el_first && core2 <= core1)
+                return true;
+        }
+        break;
+
+    case ArchSpec::eCore_mips32r6:
+        if (!enforce_exact_match)
+        {
+            if (core2 == ArchSpec::eCore_mips32 || core2 == ArchSpec::eCore_mips32r6)
+                return true;
+        }
+        break;
+
+    case ArchSpec::eCore_mips32r6el:
+        if (!enforce_exact_match)
+        {
+            if (core2 == ArchSpec::eCore_mips32el || core2 == ArchSpec::eCore_mips32r6el)
+                return true;
+                return true;
+        }
+        break;
+
+    case ArchSpec::eCore_mips64r6:
+        if (!enforce_exact_match)
+        {
+            if (core2 == ArchSpec::eCore_mips32 || core2 == ArchSpec::eCore_mips32r6)
+                return true;
+            if (core2 == ArchSpec::eCore_mips64 || core2 == ArchSpec::eCore_mips64r6)
+                return true;
+        }
+        break;
+
+    case ArchSpec::eCore_mips64r6el:
+        if (!enforce_exact_match)
+        {
+            if (core2 == ArchSpec::eCore_mips32el || core2 == ArchSpec::eCore_mips32r6el)
+                return true;
+            if (core2 == ArchSpec::eCore_mips64el || core2 == ArchSpec::eCore_mips64r6el)
+                return true;
+        }
+        break;
+
     default:
         break;
     }