Bug 339858 arm64 recognize dmb sy. Data Memory Barrier full SYstem variant.
git-svn-id: svn://svn.valgrind.org/vex/trunk@2975 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/priv/guest_arm64_toIR.c b/priv/guest_arm64_toIR.c
index 2aa145c..5ebe0a6 100644
--- a/priv/guest_arm64_toIR.c
+++ b/priv/guest_arm64_toIR.c
@@ -5537,6 +5537,11 @@
DIP("isb\n");
return True;
}
+ if (INSN(31,0) == 0xD5033FBF) {
+ stmt(IRStmt_MBE(Imbe_Fence));
+ DIP("dmb sy\n");
+ return True;
+ }
if (INSN(31,0) == 0xD5033BBF) {
stmt(IRStmt_MBE(Imbe_Fence));
DIP("dmb ish\n");