diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index 13cf725edc8..1fe44e023b0 100644
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -400,6 +400,38 @@ _func:
 @ CHECK: dmb	sy                      @ encoding: [0xbf,0xf3,0x5f,0x8f]
 
 
+@------------------------------------------------------------------------------
+@ DSB
+@------------------------------------------------------------------------------
+        dsb sy
+        dsb st
+        dsb sh
+        dsb ish
+        dsb shst
+        dsb ishst
+        dsb un
+        dsb nsh
+        dsb unst
+        dsb nshst
+        dsb osh
+        dsb oshst
+        dsb
+
+@ CHECK: dsb	sy                      @ encoding: [0xbf,0xf3,0x4f,0x8f]
+@ CHECK: dsb	st                      @ encoding: [0xbf,0xf3,0x4e,0x8f]
+@ CHECK: dsb	ish                     @ encoding: [0xbf,0xf3,0x4b,0x8f]
+@ CHECK: dsb	ish                     @ encoding: [0xbf,0xf3,0x4b,0x8f]
+@ CHECK: dsb	ishst                   @ encoding: [0xbf,0xf3,0x4a,0x8f]
+@ CHECK: dsb	ishst                   @ encoding: [0xbf,0xf3,0x4a,0x8f]
+@ CHECK: dsb	nsh                     @ encoding: [0xbf,0xf3,0x47,0x8f]
+@ CHECK: dsb	nsh                     @ encoding: [0xbf,0xf3,0x47,0x8f]
+@ CHECK: dsb	nshst                   @ encoding: [0xbf,0xf3,0x46,0x8f]
+@ CHECK: dsb	nshst                   @ encoding: [0xbf,0xf3,0x46,0x8f]
+@ CHECK: dsb	osh                     @ encoding: [0xbf,0xf3,0x43,0x8f]
+@ CHECK: dsb	oshst                   @ encoding: [0xbf,0xf3,0x42,0x8f]
+@ CHECK: dsb	sy                      @ encoding: [0xbf,0xf3,0x4f,0x8f]
+
+
 @------------------------------------------------------------------------------
 @ IT
 @------------------------------------------------------------------------------