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| author | Chris Lattner <sabre@nondot.org> | 2003-10-31 21:05:58 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-10-31 21:05:58 +0000 |
| commit | bb9ae1512e1179681c1774f2f1a9d8c042941a56 (patch) | |
| tree | 796aa15ef6b723d65c86c464666cf645f8abd39f /lib/Transforms/IPO | |
| parent | 07a38e7b77d29b87bc649b9b4cd73e5dfa84eecf (diff) | |
| download | external_llvm-bb9ae1512e1179681c1774f2f1a9d8c042941a56.zip external_llvm-bb9ae1512e1179681c1774f2f1a9d8c042941a56.tar.gz external_llvm-bb9ae1512e1179681c1774f2f1a9d8c042941a56.tar.bz2 | |
Strip off CPR's manually, because if we don't, the inliner doesn't delete dead
functions. GRR
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9641 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/IPO')
| -rw-r--r-- | lib/Transforms/IPO/Inliner.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/Transforms/IPO/Inliner.cpp b/lib/Transforms/IPO/Inliner.cpp index 503879e..6c7a191 100644 --- a/lib/Transforms/IPO/Inliner.cpp +++ b/lib/Transforms/IPO/Inliner.cpp @@ -13,6 +13,7 @@ //===----------------------------------------------------------------------===// #include "Inliner.h" +#include "llvm/Constants.h" // ConstantPointerRef should die #include "llvm/Module.h" #include "llvm/iOther.h" #include "llvm/iTerminators.h" @@ -108,12 +109,18 @@ bool Inliner::performInlining(CallSite CS, std::set<Function*> &SCC) { // Attempt to inline the function... if (!InlineFunction(CS)) return false; ++NumInlined; - + + if (Callee->hasOneUse()) + if (ConstantPointerRef *CPR = + dyn_cast<ConstantPointerRef>(Callee->use_back())) + if (CPR->use_empty()) + CPR->destroyConstant(); + // If we inlined the last possible call site to the function, // delete the function body now. if (Callee->use_empty() && Callee != Caller && (Callee->hasInternalLinkage() || Callee->hasLinkOnceLinkage())) { - DEBUG(std::cerr << " -> Deleting dead function: " + DEBUG(std::cerr << " -> Deleting dead function: " << (void*)Callee << Callee->getName() << "\n"); std::set<Function*>::iterator I = SCC.find(Callee); if (I != SCC.end()) // Remove function from this SCC... |