diff --git a/llvm/lib/Target/PowerPC/PPC.td b/llvm/lib/Target/PowerPC/PPC.td
--- a/llvm/lib/Target/PowerPC/PPC.td
+++ b/llvm/lib/Target/PowerPC/PPC.td
@@ -463,7 +463,7 @@
 def : ProcessorModel<"e500", PPCE500Model,
                   [DirectiveE500,
                    FeatureICBT, FeatureBookE,
-                   FeatureISEL, FeatureMFTB, FeatureSPE]>;
+                   FeatureISEL, FeatureMFTB, FeatureMSYNC, FeatureSPE]>;
 def : ProcessorModel<"e500mc", PPCE500mcModel,
                   [DirectiveE500mc,
                    FeatureSTFIWX, FeatureICBT, FeatureBookE,
diff --git a/llvm/test/CodeGen/PowerPC/atomics-fences.ll b/llvm/test/CodeGen/PowerPC/atomics-fences.ll
--- a/llvm/test/CodeGen/PowerPC/atomics-fences.ll
+++ b/llvm/test/CodeGen/PowerPC/atomics-fences.ll
@@ -1,6 +1,7 @@
 ; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -verify-machineinstrs | FileCheck %s
 ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs | FileCheck %s
 ; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mcpu=440 | FileCheck %s --check-prefix=PPC440
+; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mcpu=e500 | FileCheck %s --check-prefix=PPC440
 
 ; Fences
 define void @fence_acquire() {