Revert "[MSP430] Add MC layer"

This commit broke the module buildbots.
Error:

lib/Target/MSP430/MSP430GenAsmMatcher.inc:1027:1: error: redundant
namespace 'llvm' [-Wmodules-import-nested-redundant]
^

llvm-svn: 346410
diff --git a/llvm/test/CodeGen/MSP430/select-use-sr.ll b/llvm/test/CodeGen/MSP430/select-use-sr.ll
index 159fc93..3f67fb8 100644
--- a/llvm/test/CodeGen/MSP430/select-use-sr.ll
+++ b/llvm/test/CodeGen/MSP430/select-use-sr.ll
@@ -6,8 +6,8 @@
 ; Test that CMP instruction is not removed by MachineCSE.
 ;
 ; CHECK-LABEL: @f
-; CHECK: cmp r15, r13
-; CHECK: cmp r15, r13
+; CHECK: cmp.w r15, r13
+; CHECK: cmp.w r15, r13
 ; CHECK-NEXT: jeq .LBB0_2
 define i16 @f(i16, i16, i16, i16) {
 entry: