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cache result of operator*

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llvm-svn: 108145
This commit is contained in:
Gabor Greif
2010-07-12 14:14:03 +00:00
parent a75ed761a9
commit 88dd73b75e
1 changed files with 4 additions and 3 deletions
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7
llvm/lib/Transforms/IPO/IPConstantPropagation.cpp
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@@ -85,15 +85,16 @@ bool IPCP::PropagateConstantsIntoArguments(Function &F) {
unsigned NumNonconstant = 0;
for (Value::use_iterator UI = F.use_begin(), E = F.use_end(); UI != E; ++UI) {
User *U = *UI;
// Ignore blockaddress uses.
if (isa<BlockAddress>(*UI)) continue;
if (isa<BlockAddress>(U)) continue;
// Used by a non-instruction, or not the callee of a function, do not
// transform.
if (!isa<CallInst>(*UI) && !isa<InvokeInst>(*UI))
if (!isa<CallInst>(U) && !isa<InvokeInst>(U))
return false;
CallSite CS = CallSite::get(cast<Instruction>(*UI));
CallSite CS = CallSite::get(cast<Instruction>(U));
if (!CS.isCallee(UI))
return false;