Add option disable-mips-delay-filler. Turn on mips' delay slot filler by
default.

Patch by Carl Norum.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162339 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/tls-alias.ll b/test/CodeGen/Mips/tls-alias.ll
index d681091..ce98cc8 100644
--- a/test/CodeGen/Mips/tls-alias.ll
+++ b/test/CodeGen/Mips/tls-alias.ll
@@ -1,4 +1,4 @@
-; RUN: llc -march=mipsel -relocation-model=pic < %s | FileCheck %s
+; RUN: llc -march=mipsel -relocation-model=pic -disable-mips-delay-filler < %s | FileCheck %s
 
 @foo = thread_local global i32 42
 @bar = hidden alias i32* @foo