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| author | Devang Patel <dpatel@apple.com> | 2008-03-05 23:39:23 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-03-05 23:39:23 +0000 |
| commit | e0a6a3f22d2d847237e802307c2e6cd036d3c0ac (patch) | |
| tree | 29b7f7811153e4eb4f8f4d830a9f5613aaa157cd /lib/Transforms/IPO/StructRetPromotion.cpp | |
| parent | 1f797a32fdc5e3841e9975756ff8c8e62cb41414 (diff) | |
Skip, for now, callsites where use of sret argument is not dominated by callsite.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47980 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/IPO/StructRetPromotion.cpp')
| -rw-r--r-- | lib/Transforms/IPO/StructRetPromotion.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/StructRetPromotion.cpp b/lib/Transforms/IPO/StructRetPromotion.cpp index 54a34e8803..5275edaa16 100644 --- a/lib/Transforms/IPO/StructRetPromotion.cpp +++ b/lib/Transforms/IPO/StructRetPromotion.cpp @@ -171,6 +171,10 @@ bool SRETPromotion::isSafeToUpdateAllCallers(Function *F) { // If FirstArg user is a GEP whose all users are not LoadInst then // this function F is not suitable for sret promotion. else if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(ArgI)) { + // TODO : Use dom info and insert PHINodes to collect get results + // from multiple call sites for this GEP. + if (GEP->getParent() != Call->getParent()) + return false; for (Value::use_iterator GEPI = GEP->use_begin(), GEPE = GEP->use_end(); GEPI != GEPE; ++GEPI) if (!isa<LoadInst>(GEPI)) |