amd64 back end: deal with (ignore) Ist_IMark and Ist_NoOp

git-svn-id: svn://svn.valgrind.org/vex/trunk@1068

diff --git a/VEX/priv/host-amd64/isel.c b/VEX/priv/host-amd64/isel.c
index 048cba9766353e943e6c7fe5877fd5b27d0067be..047d3bc043534ddd7ea345e07a63e16fb2b503be 100644 (file)
--- a/VEX/priv/host-amd64/isel.c
+++ b/VEX/priv/host-amd64/isel.c
@@ -3607,6 +3607,15 @@ static void iselStmt ( ISelEnv* env, IRStmt* stmt )
       addInstr(env, AMD64Instr_MFence());
       return;
 
+   /* --------- INSTR MARK --------- */
+   /* Doesn't generate any executable code ... */
+   case Ist_IMark:
+       return;
+
+   /* --------- NO-OP --------- */
+   case Ist_NoOp:
+       return;
+
    /* --------- EXIT --------- */
    case Ist_Exit: {
       AMD64RI*      dst;