Add a thumb2 pass to insert IT blocks.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75218 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Thumb2/thumb2-select.ll b/test/CodeGen/Thumb2/thumb2-select.ll
index 57f6156..1d51bc3 100644
--- a/test/CodeGen/Thumb2/thumb2-select.ll
+++ b/test/CodeGen/Thumb2/thumb2-select.ll
@@ -4,6 +4,7 @@
 ; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movle | count 1
 ; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movls | count 1
 ; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movhi | count 1
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep it    | count 6
 
 define i32 @f1(i32 %a.s) {
 entry: