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authorNick Lewycky <nicholas@mxc.ca>2010-04-14 05:03:50 +0000
committerNick Lewycky <nicholas@mxc.ca>2010-04-14 05:03:50 +0000
commit8ee588a721e26af017b786eb2b3d0cc1741eb310 (patch)
tree79f74bc0d199e5087394dff0c2507e1eb5d906ae
parent848bea84de2d995446520042b10f4b9cadd8d294 (diff)
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I don't know how, but I managed to goof the revert. Remove function that should
have been removed in r101231. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101232 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Transforms/IPO/DeadArgumentElimination.cpp37
1 files changed, 0 insertions, 37 deletions
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index 1ffb1a3..191c62a 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -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;