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Forward substitute some constants into their users

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llvm-svn: 15693
This commit is contained in:
Chris Lattner 2004-08-12 18:10:18 +00:00
parent 8d142c6f87
commit 5ba5260225
1 changed files with 2 additions and 5 deletions
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7
lib/CodeGen/MachineFunction.cpp
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@ -319,8 +319,6 @@ static unsigned
ComputeMaxOptionalArgsSize(const TargetMachine& target, const Function *F,
unsigned &maxOptionalNumArgs)
{
const TargetFrameInfo &frameInfo = *target.getFrameInfo();
unsigned maxSize = 0;
for (Function::const_iterator BB = F->begin(), BBE = F->end(); BB !=BBE; ++BB)
@ -328,7 +326,7 @@ ComputeMaxOptionalArgsSize(const TargetMachine& target, const Function *F,
if (const CallInst *callInst = dyn_cast<CallInst>(I))
{
unsigned numOperands = callInst->getNumOperands() - 1;
int numExtra = (int)numOperands-frameInfo.getNumFixedOutgoingArgs();
int numExtra = numOperands-6;
if (numExtra <= 0)
continue;
@ -370,8 +368,7 @@ void MachineFunctionInfo::CalculateArgSize() {
maxOptionalArgsSize = ComputeMaxOptionalArgsSize(MF.getTarget(),
MF.getFunction(),
maxOptionalNumArgs);
staticStackSize = maxOptionalArgsSize
+ MF.getTarget().getFrameInfo()->getMinStackFrameSize();
staticStackSize = maxOptionalArgsSize + 176;
}
int