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Don't attempt the PRE inline asm calls, since we don't value number them yet. Fixes...
author
Owen Anderson
<resistor@mac.com>
Sat, 7 Aug 2010 00:20:35 +0000
(
00:20
+0000)
committer
Owen Anderson
<resistor@mac.com>
Sat, 7 Aug 2010 00:20:35 +0000
(
00:20
+0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110489
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Transforms/Scalar/GVN.cpp
patch
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diff --git
a/lib/Transforms/Scalar/GVN.cpp
b/lib/Transforms/Scalar/GVN.cpp
index
42afd6d
..
81cbc4e
100644
(file)
--- a/
lib/Transforms/Scalar/GVN.cpp
+++ b/
lib/Transforms/Scalar/GVN.cpp
@@
-2111,6
+2111,11
@@
bool GVN::performPRE(Function &F) {
CurInst->mayReadFromMemory() || CurInst->mayHaveSideEffects() ||
isa<DbgInfoIntrinsic>(CurInst))
continue;
+
+ // We don't currently value number ANY inline asm calls.
+ if (CallInst *CallI = dyn_cast<CallInst>(CurInst))
+ if (CallI->isInlineAsm())
+ continue;
uint32_t ValNo = VN.lookup(CurInst);