forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-07-21 20:26:41 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Do not try to add additional cost (call instruction) to cost-block

Browse source
This commit is contained in:
Paweł Bylica 2014-10-17 12:30:42 +02:00
parent f31f3bcfc5
commit 0febd6ae1a
1 changed files with 7 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
libevmjit/GasMeter.cpp
View file

@ -165,20 +165,21 @@ void GasMeter::commitCostBlock(llvm::Value* _additionalCost)
// If any uncommited block // If any uncommited block
if (m_checkCall) if (m_checkCall)
{ {
if (m_blockCost == 0 && !_additionalCost) // Do not check 0 if (m_blockCost == 0) // Do not check 0
{ {
m_checkCall->eraseFromParent(); // Remove the gas check call m_checkCall->eraseFromParent(); // Remove the gas check call
m_checkCall = nullptr; m_checkCall = nullptr;
return; return;
} }
llvm::Value* cost = Constant::get(m_blockCost); m_checkCall->setArgOperand(0, Constant::get(m_blockCost)); // Update block cost in gas check call
if (_additionalCost)
cost = m_builder.CreateAdd(cost, _additionalCost);
m_checkCall->setArgOperand(0, cost); // Update block cost in gas check call
m_checkCall = nullptr; // End cost-block m_checkCall = nullptr; // End cost-block
m_blockCost = 0; m_blockCost = 0;
if (_additionalCost)
{
m_builder.CreateCall(m_gasCheckFunc, _additionalCost);
}
} }
assert(m_blockCost == 0); assert(m_blockCost == 0);
} }