VLIW specific scheduler framework that utilizes deterministic finite automaton (DFA).

This new scheduler plugs into the existing selection DAG scheduling framework. It is a top-down critical path scheduler that tracks register pressure and uses a DFA for pipeline modeling.

Patch by Sergei Larin!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149547 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Hexagon/static.ll b/test/CodeGen/Hexagon/static.ll
index 843b7cb..1105096 100644
--- a/test/CodeGen/Hexagon/static.ll
+++ b/test/CodeGen/Hexagon/static.ll
@@ -1,12 +1,12 @@
-; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
+; RUN: llc -march=hexagon -mcpu=hexagonv4 -disable-dfa-sched < %s | FileCheck %s
 
 @num = external global i32
 @acc = external global i32
 @val = external global i32
 
+; CHECK: CONST32(#num)
 ; CHECK: CONST32(#acc)
 ; CHECK: CONST32(#val)
-; CHECK: CONST32(#num)
 
 define void @foo() nounwind {
 entry: