diff --git a/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp b/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
--- a/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
+++ b/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
@@ -43,7 +43,7 @@
 
 using namespace llvm;
 
-#define DEBUG_TYPE "t2-reduce-size"
+#define DEBUG_TYPE "thumb2-reduce-size"
 #define THUMB2_SIZE_REDUCE_NAME "Thumb2 instruction size reduce pass"
 
 STATISTIC(NumNarrows,  "Number of 32-bit instrs reduced to 16-bit ones");
diff --git a/llvm/test/CodeGen/Thumb2/t2-teq-reduce.mir b/llvm/test/CodeGen/Thumb2/t2-teq-reduce.mir
--- a/llvm/test/CodeGen/Thumb2/t2-teq-reduce.mir
+++ b/llvm/test/CodeGen/Thumb2/t2-teq-reduce.mir
@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -run-pass=t2-reduce-size %s -o - | FileCheck %s
+# RUN: llc -run-pass=thumb2-reduce-size %s -o - | FileCheck %s
 
 --- |
   target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
diff --git a/llvm/test/CodeGen/Thumb2/t2sizereduction.mir b/llvm/test/CodeGen/Thumb2/t2sizereduction.mir
--- a/llvm/test/CodeGen/Thumb2/t2sizereduction.mir
+++ b/llvm/test/CodeGen/Thumb2/t2sizereduction.mir
@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -run-pass=t2-reduce-size %s -o - | FileCheck %s
+# RUN: llc -run-pass=thumb2-reduce-size %s -o - | FileCheck %s
 
 --- |
   target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"