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author | Gabor Greif <ggreif@gmail.com> | 2010-07-09 16:22:36 +0000 |
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committer | Gabor Greif <ggreif@gmail.com> | 2010-07-09 16:22:36 +0000 |
commit | 8ba992ad527e50060083e83433b7125bbaa6b737 (patch) | |
tree | 55c350430a2356bb99f00f0b580efcaafb87069a /lib/Analysis/IPA | |
parent | e80ba4f88483ce0da33c0219f08e97618cfb0407 (diff) | |
download | llvm-8ba992ad527e50060083e83433b7125bbaa6b737.tar.gz llvm-8ba992ad527e50060083e83433b7125bbaa6b737.tar.bz2 llvm-8ba992ad527e50060083e83433b7125bbaa6b737.tar.xz |
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107982 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/IPA')
-rw-r--r-- | lib/Analysis/IPA/GlobalsModRef.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Analysis/IPA/GlobalsModRef.cpp b/lib/Analysis/IPA/GlobalsModRef.cpp index 7ff8a58de1..f13deea41d 100644 --- a/lib/Analysis/IPA/GlobalsModRef.cpp +++ b/lib/Analysis/IPA/GlobalsModRef.cpp @@ -294,7 +294,8 @@ bool GlobalsModRef::AnalyzeIndirectGlobalMemory(GlobalValue *GV) { // Walk the user list of the global. If we find anything other than a direct // load or store, bail out. for (Value::use_iterator I = GV->use_begin(), E = GV->use_end(); I != E; ++I){ - if (LoadInst *LI = dyn_cast<LoadInst>(*I)) { + User *U = *I; + if (LoadInst *LI = dyn_cast<LoadInst>(U)) { // The pointer loaded from the global can only be used in simple ways: // we allow addressing of it and loading storing to it. We do *not* allow // storing the loaded pointer somewhere else or passing to a function. @@ -302,7 +303,7 @@ bool GlobalsModRef::AnalyzeIndirectGlobalMemory(GlobalValue *GV) { if (AnalyzeUsesOfPointer(LI, ReadersWriters, ReadersWriters)) return false; // Loaded pointer escapes. // TODO: Could try some IP mod/ref of the loaded pointer. - } else if (StoreInst *SI = dyn_cast<StoreInst>(*I)) { + } else if (StoreInst *SI = dyn_cast<StoreInst>(U)) { // Storing the global itself. if (SI->getOperand(0) == GV) return false; |