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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21720 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-05-06 05:34:40 +00:00
parent ec710c5b12
commit 19bdc03adc
1 changed files with 10 additions and 6 deletions
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16
lib/Transforms/IPO/DeadArgumentElimination.cpp
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@ -210,7 +210,8 @@ void DAE::SurveyFunction(Function &F) {
if (FunctionIntrinsicallyLive) {
DEBUG(std::cerr << " Intrinsically live fn: " << F.getName() << "\n");
for (Function::arg_iterator AI = F.arg_begin(), E = F.arg_end(); AI != E; ++AI)
for (Function::arg_iterator AI = F.arg_begin(), E = F.arg_end();
AI != E; ++AI)
LiveArguments.insert(AI);
LiveRetVal.insert(&F);
return;
@ -230,7 +231,8 @@ void DAE::SurveyFunction(Function &F) {
// if there are any arguments we assume that are dead.
//
bool AnyMaybeLiveArgs = false;
for (Function::arg_iterator AI = F.arg_begin(), E = F.arg_end(); AI != E; ++AI)
for (Function::arg_iterator AI = F.arg_begin(), E = F.arg_end();
AI != E; ++AI)
switch (getArgumentLiveness(*AI)) {
case Live:
DEBUG(std::cerr << " Arg live by use: " << AI->getName() << "\n");
@ -410,7 +412,8 @@ void DAE::RemoveDeadArgumentsFromFunction(Function *F) {
// Loop over the operands, deleting dead ones...
CallSite::arg_iterator AI = CS.arg_begin();
for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end(); I != E; ++I, ++AI)
for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end();
I != E; ++I, ++AI)
if (!DeadArguments.count(I)) // Remove operands for dead arguments
Args.push_back(*AI);
@ -455,7 +458,8 @@ void DAE::RemoveDeadArgumentsFromFunction(Function *F) {
// the new arguments, also transfering over the names as well. While we're at
// it, remove the dead arguments from the DeadArguments list.
//
for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end(), I2 = NF->arg_begin();
for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end(),
I2 = NF->arg_begin();
I != E; ++I)
if (!DeadArguments.count(I)) {
// If this is a live argument, move the name and users over to the new
@ -519,8 +523,8 @@ bool DAE::runOnModule(Module &M) {
// live, then the return value of the called instruction is now live.
//
CallSite::arg_iterator AI = CS.arg_begin(); // ActualIterator
for (Function::arg_iterator FI = Callee->arg_begin(), E = Callee->arg_end();
FI != E; ++AI, ++FI) {
for (Function::arg_iterator FI = Callee->arg_begin(),
E = Callee->arg_end(); FI != E; ++AI, ++FI) {
// If this argument is another call...
CallSite ArgCS = CallSite::get(*AI);
if (ArgCS.getInstruction() && LiveArguments.count(FI))