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authorDan Gohman <gohman@apple.com>2009-07-31 23:37:33 +0000
committerDan Gohman <gohman@apple.com>2009-07-31 23:37:33 +0000
commit845012e6d31799c7fbd1193fa1af8ee2d12e9231 (patch)
tree64ec9abb5dfd8100874df062a8e0793b3721810a /lib/CodeGen/RegAllocLinearScan.cpp
parenta3477fe06df794e0eae26ea243f25912c619a6c4 (diff)
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Use setPreservesAll and setPreservesCFG in CodeGen passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77754 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocLinearScan.cpp')
-rw-r--r--lib/CodeGen/RegAllocLinearScan.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 30c602d..fb97452 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -145,6 +145,7 @@ namespace {
}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesCFG();
AU.addRequired<LiveIntervals>();
if (StrongPHIElim)
AU.addRequiredID(StrongPHIEliminationID);