diff options
Diffstat (limited to 'libevmasm')
| -rw-r--r-- | libevmasm/Assembly.cpp | 4 | ||||
| -rw-r--r-- | libevmasm/ConstantOptimiser.cpp | 3 | ||||
| -rw-r--r-- | libevmasm/ConstantOptimiser.h | 2 |
3 files changed, 4 insertions, 5 deletions
diff --git a/libevmasm/Assembly.cpp b/libevmasm/Assembly.cpp index 28ae9577..e49e675d 100644 --- a/libevmasm/Assembly.cpp +++ b/libevmasm/Assembly.cpp @@ -617,8 +617,8 @@ LinkerObject const& Assembly::assemble() const } if (!m_subs.empty() || !m_data.empty() || !m_auxiliaryData.empty()) - // Append a STOP just to be sure. - ret.bytecode.push_back(0); + // Append an INVALID here to help tests find miscompilation. + ret.bytecode.push_back(byte(Instruction::INVALID)); for (size_t i = 0; i < m_subs.size(); ++i) { diff --git a/libevmasm/ConstantOptimiser.cpp b/libevmasm/ConstantOptimiser.cpp index d0b6843c..07ece12c 100644 --- a/libevmasm/ConstantOptimiser.cpp +++ b/libevmasm/ConstantOptimiser.cpp @@ -93,6 +93,7 @@ bigint ConstantOptimisationMethod::simpleRunGas(AssemblyItems const& _items) bigint ConstantOptimisationMethod::dataGas(bytes const& _data) const { + assertThrow(_data.size() > 0, OptimizerException, "Empty bytecode generated."); if (m_params.isCreation) { bigint gas; @@ -101,7 +102,7 @@ bigint ConstantOptimisationMethod::dataGas(bytes const& _data) const return gas; } else - return GasCosts::createDataGas * dataSize(); + return GasCosts::createDataGas * _data.size(); } size_t ConstantOptimisationMethod::bytesRequired(AssemblyItems const& _items) diff --git a/libevmasm/ConstantOptimiser.h b/libevmasm/ConstantOptimiser.h index f0deb387..2c753fa8 100644 --- a/libevmasm/ConstantOptimiser.h +++ b/libevmasm/ConstantOptimiser.h @@ -75,8 +75,6 @@ public: virtual AssemblyItems execute(Assembly& _assembly) const = 0; protected: - size_t dataSize() const { return std::max<size_t>(1, dev::bytesRequired(m_value)); } - /// @returns the run gas for the given items ignoring special gas costs static bigint simpleRunGas(AssemblyItems const& _items); /// @returns the gas needed to store the given data literally |