diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 44511480f17..d0ab22a1b67 100644
--- a/lib/Target/ARM/ARMInstrThumb2.td
+++ b/lib/Target/ARM/ARMInstrThumb2.td
@@ -2536,9 +2536,9 @@ def t2PKHBT : T2ThreeReg<
   let Inst{5} = 0; // BT form
   let Inst{4} = 0;
   
-  bits<5> sh;
-  let Inst{14-12} = sh{4-2};
-  let Inst{7-6}   = sh{1-0};
+  bits<8> sh;
+  let Inst{14-12} = sh{7-5};
+  let Inst{7-6}   = sh{4-3};
 }
 
 // Alternate cases for PKHBT where identities eliminate some nodes.
@@ -2564,9 +2564,9 @@ def t2PKHTB : T2ThreeReg<
   let Inst{5} = 1; // TB form
   let Inst{4} = 0;
   
-  bits<5> sh;
-  let Inst{14-12} = sh{4-2};
-  let Inst{7-6}   = sh{1-0};
+  bits<8> sh;
+  let Inst{14-12} = sh{7-5};
+  let Inst{7-6}   = sh{4-3};
 }
 
 // Alternate cases for PKHTB where identities eliminate some nodes.  Note that
diff --git a/test/MC/ARM/thumb2.s b/test/MC/ARM/thumb2.s
index 886a8994657..e237372e1cc 100644
--- a/test/MC/ARM/thumb2.s
+++ b/test/MC/ARM/thumb2.s
@@ -69,29 +69,35 @@
 @ CHECK: mls	r0, r0, r1, r2          @ encoding: [0x11,0x20,0x00,0xfb]
   mls	r0, r0, r1, r2
 
-@ CHECK: smlabt	r0, r1, r2, r0          @ encoding: [0xc1,0x02,0x00,0xe1]
+@ CHECK: smlabt	r0, r1, r2, r0          @ encoding: [0x12,0x00,0x11,0xfb]
   smlabt	r0, r1, r2, r0
 
-@ CHECK: clz	r0, r0                  @ encoding: [0x10,0x0f,0x6f,0xe1]
+@ CHECK: clz	r0, r0                  @ encoding: [0x80,0xf0,0xb0,0xfa]
   clz	r0, r0
-@ CHECK: rev	r0, r0                  @ encoding: [0x30,0x0f,0xbf,0xe6]
-  rev	r0, r0
-@ CHECK: revsh	r0, r0                  @ encoding: [0xb0,0x0f,0xff,0xe6]
-  revsh	r0, r0
 
-@ CHECK: pkhbt	r0, r0, r1, lsl #16     @ encoding: [0x11,0x08,0x80,0xe6]
+@ CHECK: pkhbt	r0, r0, r1, lsl #16     @ encoding: [0x01,0x40,0xc0,0xea]
   pkhbt	r0, r0, r1, lsl #16
-@ CHECK: pkhbt	r0, r0, r1, lsl #12     @ encoding: [0x11,0x06,0x80,0xe6]
+@ CHECK: pkhbt	r0, r0, r1, lsl #12     @ encoding: [0x01,0x30,0xc0,0xea]
   pkhbt	r0, r0, r1, lsl #16
-@ CHECK: pkhbt	r0, r0, r1, lsl #18     @ encoding: [0x11,0x09,0x80,0xe6]
+@ CHECK: pkhbt	r0, r0, r1, lsl #18     @ encoding: [0x81,0x40,0xc0,0xea]
   pkhbt	r0, r0, r1, lsl #18
-@ CHECK: pkhbt	r0, r0, r1              @ encoding: [0x11,0x00,0x80,0xe6]
+@ CHECK: pkhbt	r0, r0, r1              @ encoding: [0x01,0x00,0xc0,0xea]
   pkhbt	r0, r0, r1
-@ CHECK: pkhtb	r0, r0, r1, asr #16     @ encoding: [0x51,0x08,0x80,0xe6]
+@ CHECK: pkhtb	r0, r0, r1, asr #16     @ encoding: [0x21,0x40,0xc0,0xea]
   pkhtb	r0, r0, r1, asr #16
-@ CHECK: pkhtb	r0, r0, r1, asr #12     @ encoding: [0x51,0x06,0x80,0xe6]
+@ CHECK: pkhtb	r0, r0, r1, asr #12     @ encoding: [0x21,0x30,0xc0,0xea]
   pkhtb	r0, r0, r1, asr #12
-@ CHECK: pkhtb	r0, r0, r1, asr #18     @ encoding: [0x51,0x09,0x80,0xe6]
+@ CHECK: pkhtb	r0, r0, r1, asr #18     @ encoding: [0xa1,0x40,0xc0,0xea]
   pkhtb	r0, r0, r1, asr #18
-@ CHECK: pkhtb	r0, r0, r1, asr #22     @ encoding: [0x51,0x0b,0x80,0xe6]
+@ CHECK: pkhtb	r0, r0, r1, asr #22     @ encoding: [0xa1,0x50,0xc0,0xea]
   pkhtb	r0, r0, r1, asr #22
+
+@ CHECK: dmb	st                      @ encoding: [0x5e,0x8f,0xbf,0xf3]
+  dmb	st
+@ CHECK: dmb	sy                      @ encoding: [0x5f,0x8f,0xbf,0xf3]
+  dmb	sy
+@ CHECK: dmb	ishst                   @ encoding: [0x5a,0x8f,0xbf,0xf3]
+  dmb	ishst
+@ CHECK: dmb	ish                     @ encoding: [0x5b,0x8f,0xbf,0xf3]
+  dmb	ish
+  
\ No newline at end of file