Thumb2 parsing and encoding for DSB.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139194 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index 13cf725..1fe44e0 100644 (file)
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -401,6 +401,38 @@ _func:
 
 
 @------------------------------------------------------------------------------
+@ 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
 @------------------------------------------------------------------------------
 @ Test encodings of a few full IT blocks, not just the IT instruction