commit df09055cdb124a0d53258ad09d3a1d62bdb7dd19
author Dan Gohman <gohman@apple.com> Sat Aug 01 00:26:16 2009 +0000
committer Dan Gohman <gohman@apple.com> Sat Aug 01 00:26:16 2009 +0000
tree 3b2aec2867a480402bc1b5195d53ce014f95e7f7
parent b620724e614c6594e7b269b6ea7d8483947ea944

X86 floating-point passes don't modify the CFG.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77757 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86FloatingPointRegKill.cpp

diff --git a/lib/Target/X86/X86FloatingPointRegKill.cpp b/lib/Target/X86/X86FloatingPointRegKill.cpp
index 009846e..292f8f4 100644
--- a/lib/Target/X86/X86FloatingPointRegKill.cpp
+++ b/lib/Target/X86/X86FloatingPointRegKill.cpp
@@ -35,6 +35,7 @@
     FPRegKiller() : MachineFunctionPass(&ID) {}
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.setPreservesCFG();
       AU.addPreservedID(MachineLoopInfoID);
       AU.addPreservedID(MachineDominatorsID);
       MachineFunctionPass::getAnalysisUsage(AU);