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

cl-refactor
Paweł Bylica 10 years ago
parent
commit
0febd6ae1a
  1. 13
      libevmjit/GasMeter.cpp

13
libevmjit/GasMeter.cpp

@ -165,20 +165,21 @@ void GasMeter::commitCostBlock(llvm::Value* _additionalCost)
// If any uncommited block
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 = nullptr;
return;
}
llvm::Value* cost = Constant::get(m_blockCost);
if (_additionalCost)
cost = m_builder.CreateAdd(cost, _additionalCost);
m_checkCall->setArgOperand(0, cost); // Update block cost in gas check call
m_checkCall->setArgOperand(0, Constant::get(m_blockCost)); // Update block cost in gas check call
m_checkCall = nullptr; // End cost-block
m_blockCost = 0;
if (_additionalCost)
{
m_builder.CreateCall(m_gasCheckFunc, _additionalCost);
}
}
assert(m_blockCost == 0);
}

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