From d68a07650cdb2e18f18f362ba533459aa10e01b6 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 5 Jan 2009 17:59:02 +0000
Subject: Tidy up #includes, deleting a bunch of unnecessary #includes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61715 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/MachineDominators.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'lib/CodeGen/MachineDominators.cpp')

diff --git a/lib/CodeGen/MachineDominators.cpp b/lib/CodeGen/MachineDominators.cpp
index 8f67993620..f782048437 100644
--- a/lib/CodeGen/MachineDominators.cpp
+++ b/lib/CodeGen/MachineDominators.cpp
@@ -26,3 +26,28 @@ static RegisterPass<MachineDominatorTree>
 E("machinedomtree", "MachineDominator Tree Construction", true);
 
 const PassInfo *const llvm::MachineDominatorsID = &E;
+
+void MachineDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.setPreservesAll();
+  MachineFunctionPass::getAnalysisUsage(AU);
+}
+
+bool MachineDominatorTree::runOnMachineFunction(MachineFunction &F) {
+  DT->recalculate(F);
+
+  return false;
+}
+
+MachineDominatorTree::MachineDominatorTree()
+    : MachineFunctionPass(intptr_t(&ID)) {
+  DT = new DominatorTreeBase<MachineBasicBlock>(false);
+}
+
+MachineDominatorTree::~MachineDominatorTree() {
+  DT->releaseMemory();
+  delete DT;
+}
+
+void MachineDominatorTree::releaseMemory() {
+  DT->releaseMemory();
+}
-- 
cgit v1.2.3-18-g5258