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authorEvan Cheng <evan.cheng@apple.com>2008-02-27 03:04:06 +0000
committerEvan Cheng <evan.cheng@apple.com>2008-02-27 03:04:06 +0000
commitd36531249a9a9500e516148e7e72d4c0a7a4d0ee (patch)
tree6989d7bcac7fd80359addc3fa13e899ff8961cfc /lib/CodeGen/PrologEpilogInserter.cpp
parent1953ecb0a6fc8520b34b52fd04f7476a7eb4613f (diff)
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Spiller now remove unused spill slots.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47657 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/PrologEpilogInserter.cpp')
-rw-r--r--lib/CodeGen/PrologEpilogInserter.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp
index 1fec4c9..3cc2aa6 100644
--- a/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/lib/CodeGen/PrologEpilogInserter.cpp
@@ -406,6 +406,8 @@ void PEI::calculateFrameObjectOffsets(MachineFunction &Fn) {
continue;
if (RS && (int)i == RS->getScavengingFrameIndex())
continue;
+ if (FFI->isDeadObjectIndex(i))
+ continue;
// If stack grows down, we need to add size of find the lowest
// address of the object.