Thumb parsing and encoding for SXTB and SXTH.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138361 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/ARM/basic-thumb-instructions.s b/test/MC/ARM/basic-thumb-instructions.s
index 5766847cca8ba2552f95dbaaffbecfec35242d51..efd8c5eca7ca55708684b8b7a7ff75cebcf22423 100644 (file)
--- a/test/MC/ARM/basic-thumb-instructions.s
+++ b/test/MC/ARM/basic-thumb-instructions.s
@@ -543,3 +543,13 @@ _func:
 
 @ CHECK: svc   #0                      @ encoding: [0x00,0xdf]
 @ CHECK: svc   #255                    @ encoding: [0xff,0xdf]
+
+
+@------------------------------------------------------------------------------
+@ SXTB/SXTH
+@------------------------------------------------------------------------------
+        sxtb r3, r5
+        sxth r3, r5
+
+@ CHECK: sxtb  r3, r5                  @ encoding: [0x6b,0xb2]
+@ CHECK: sxth  r3, r5                  @ encoding: [0x2b,0xb2]