From: Evan Cheng <evan.cheng@apple.com>
Date: Tue, 3 Jun 2008 06:56:08 +0000 (+0000)
Subject: Do not run loop-aligner at -fast (e.g. -O0).
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f73ff3aaf64627fb71753032904ee3ab2a7add28;p=oota-llvm.git

Do not run loop-aligner at -fast (e.g. -O0).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51898 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 9a3510939c5..e4ad8720941 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -140,7 +140,7 @@ LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
   if (addPreEmitPass(PM, Fast) && PrintMachineCode)
     PM.add(createMachineFunctionPrinterPass(cerr));
 
-  if (AlignLoops && !OptimizeForSize)
+  if (AlignLoops && !Fast && !OptimizeForSize)
     PM.add(createLoopAlignerPass());
 
   switch (FileType) {