Port more assembler tests over to disassembler tests, and fix a minor logic error that exposed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139240 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
index cd0e5e4..3b4e1c5 100644
--- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
+++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
@@ -2786,7 +2786,7 @@
         break;
       case 0xf3bf8f6:
         Inst.setOpcode(ARM::t2ISB);
-        return MCDisassembler::Success;
+        break;
     }
 
     unsigned imm = fieldFromInstruction32(Insn, 0, 4);