From: Dylan McKay <dylanmckay34@gmail.com>
Date: Mon, 7 Nov 2016 06:02:55 +0000 (+0000)
Subject: [AVR] Enable the ISel, frame analyzer, and alloca passes
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3e6b5bc83fc2b89b0d3624c3ba5d36af162a225c;p=llvm

[AVR] Enable the ISel, frame analyzer, and alloca passes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@286095 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/AVR/AVRTargetMachine.cpp b/lib/Target/AVR/AVRTargetMachine.cpp
index f630a5ddccb..e1a67272a62 100644
--- a/lib/Target/AVR/AVRTargetMachine.cpp
+++ b/lib/Target/AVR/AVRTargetMachine.cpp
@@ -93,15 +93,21 @@ const AVRSubtarget *AVRTargetMachine::getSubtargetImpl(const Function &) const {
 //===----------------------------------------------------------------------===//
 
 bool AVRPassConfig::addInstSelector() {
+  // Install an instruction selector.
+  addPass(createAVRISelDag(getAVRTargetMachine(), getOptLevel()));
+  // Create the frame analyzer pass used by the PEI pass.
+  addPass(createAVRFrameAnalyzerPass());
+
   return false;
 }
 
 void AVRPassConfig::addPreRegAlloc() {
+  // Create the dynalloc SP save/restore pass to handle variable sized allocas.
+  addPass(createAVRDynAllocaSRPass());
 }
 
 void AVRPassConfig::addPreSched2() { }
 
-void AVRPassConfig::addPreEmitPass() {
-}
+void AVRPassConfig::addPreEmitPass() { }
 
 } // end of namespace llvm