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I don't know how, but I managed to goof the revert. Remove function that should

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have been removed in r101231.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101232 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky 2010-04-14 05:03:50 +00:00
parent 3715e45da5
commit 3c594ff290
1 changed files with 0 additions and 37 deletions
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37
lib/Transforms/IPO/DeadArgumentElimination.cpp
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@ -894,43 +894,6 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
return true;
}
bool DAE::RemoveDeadParamsFromCallersOf(Function *F) {
// Don't modify fully live functions
if (LiveFunctions.count(F))
return false;
// Make a list of the dead arguments.
SmallVector<int, 10> ArgDead;
unsigned i = 0;
for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end();
I != E; ++I, ++i) {
RetOrArg Arg = CreateArg(F, i);
if (!LiveValues.count(Arg))
ArgDead.push_back(i);
}
if (ArgDead.empty())
return false;
bool MadeChange = false;
for (Function::use_iterator I = F->use_begin(), E = F->use_end();
I != E; ++I) {
CallSite CS = CallSite::get(*I);
if (CS.getInstruction() && CS.isCallee(I)) {
for (unsigned i = 0, e = ArgDead.size(); i != e; ++i) {
Value *A = CS.getArgument(ArgDead[i]);
if (!isa<UndefValue>(A)) {
++NumParametersEliminated;
MadeChange = true;
CS.setArgument(ArgDead[i], UndefValue::get(A->getType()));
RecursivelyDeleteTriviallyDeadInstructions(A);
}
}
}
}
return MadeChange;
}
bool DAE::runOnModule(Module &M) {
bool Changed = false;