CodeGen: Rename DEBUG_TYPE to match passnames

Rename the DEBUG_TYPE to match the names of corresponding passes where
it makes sense. Also establish the pattern of simply referencing
DEBUG_TYPE instead of repeating the passname where possible.

llvm-svn: 303921
diff --git a/llvm/test/CodeGen/AMDGPU/extload-align.ll b/llvm/test/CodeGen/AMDGPU/extload-align.ll
index 4644800..12cf27b 100644
--- a/llvm/test/CodeGen/AMDGPU/extload-align.ll
+++ b/llvm/test/CodeGen/AMDGPU/extload-align.ll
@@ -1,4 +1,4 @@
-; RUN: llc -debug-only=misched -march=amdgcn -verify-machineinstrs %s -o - 2>&1| FileCheck -check-prefix=SI-NOHSA -check-prefix=FUNC -check-prefix=DEBUG %s
+; RUN: llc -debug-only=machine-scheduler -march=amdgcn -verify-machineinstrs %s -o - 2>&1| FileCheck -check-prefix=SI-NOHSA -check-prefix=FUNC -check-prefix=DEBUG %s
 ; REQUIRES: asserts
 
 ; Verify that the extload generated from %eval has the default
@@ -20,4 +20,4 @@
   %eval = sext i16 %val to i32
   store i32 %eval, i32* %out
   ret void
-}
\ No newline at end of file
+}