Make the dxil-finalize-linkage pass usable using the new pass manager flag syntax

Author: farzonl

llvm/lib/Target/DirectX/DirectXPassRegistry.def

@@ -24,6 +24,7 @@ MODULE_ANALYSIS("dxil-root-signature-analysis", dxil::RootSignatureAnalysis())
 #define MODULE_PASS(NAME, CREATE_PASS)
 #endif
 MODULE_PASS("dxil-cbuffer-access", DXILCBufferAccess())
+MODULE_PASS("dxil-finalize-linkage", DXILFinalizeLinkage())
 MODULE_PASS("dxil-data-scalarization", DXILDataScalarization())
 MODULE_PASS("dxil-flatten-arrays", DXILFlattenArrays())
 MODULE_PASS("dxil-intrinsic-expansion", DXILIntrinsicExpansion())

llvm/lib/Target/DirectX/DirectXTargetMachine.cpp

@@ -14,6 +14,7 @@
 #include "DirectXTargetMachine.h"
 #include "DXILCBufferAccess.h"
 #include "DXILDataScalarization.h"
+#include "DXILFinalizeLinkage.h"
 #include "DXILFlattenArrays.h"
 #include "DXILForwardHandleAccesses.h"
 #include "DXILIntrinsicExpansion.h"

llvm/test/CodeGen/DirectX/finalize_linkage.ll

@@ -1,4 +1,4 @@
-; RUN: opt -S -dxil-finalize-linkage -mtriple=dxil-unknown-shadermodel6.5-compute %s | FileCheck %s
+; RUN: opt -S -passes='dxil-finalize-linkage,globaldce' -mtriple=dxil-unknown-shadermodel6.5-compute %s | FileCheck %s
 ; RUN: llc %s --filetype=asm -o - | FileCheck %s --check-prefixes=CHECK-LLC
 
 target triple = "dxilv1.5-pc-shadermodel6.5-compute"