From c6bd2979b1265cb81d35124a2785e3828658f7cc Mon Sep 17 00:00:00 2001 From: Jared Wasinger Date: Tue, 31 Jul 2018 00:54:43 +0000 Subject: Add assembly support for EXTCODEHASH (EIP-1052) --- libevmasm/GasMeter.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'libevmasm/GasMeter.cpp') diff --git a/libevmasm/GasMeter.cpp b/libevmasm/GasMeter.cpp index b40617c1..59afc4da 100644 --- a/libevmasm/GasMeter.cpp +++ b/libevmasm/GasMeter.cpp @@ -112,6 +112,7 @@ GasMeter::GasConsumption GasMeter::estimateMax(AssemblyItem const& _item, bool _ gas += wordGas(GasCosts::copyGas, m_state->relativeStackElement(-2)); break; case Instruction::EXTCODESIZE: + case Instruction::EXTCODEHASH: gas = GasCosts::extCodeGas(m_evmVersion); break; case Instruction::EXTCODECOPY: -- cgit v1.2.3 From 6a1e79a8e3fa8e8135de32b2b16eca93de5fb14c Mon Sep 17 00:00:00 2001 From: Alex Beregszaszi Date: Tue, 25 Sep 2018 22:49:26 +0100 Subject: Set the price of EXTCODEHASH properly --- libevmasm/GasMeter.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'libevmasm/GasMeter.cpp') diff --git a/libevmasm/GasMeter.cpp b/libevmasm/GasMeter.cpp index 59afc4da..d98b3efa 100644 --- a/libevmasm/GasMeter.cpp +++ b/libevmasm/GasMeter.cpp @@ -112,9 +112,11 @@ GasMeter::GasConsumption GasMeter::estimateMax(AssemblyItem const& _item, bool _ gas += wordGas(GasCosts::copyGas, m_state->relativeStackElement(-2)); break; case Instruction::EXTCODESIZE: - case Instruction::EXTCODEHASH: gas = GasCosts::extCodeGas(m_evmVersion); break; + case Instruction::EXTCODEHASH: + gas = GasCosts::balanceGas(m_evmVersion); + break; case Instruction::EXTCODECOPY: gas = GasCosts::extCodeGas(m_evmVersion); gas += memoryGas(-1, -3); -- cgit v1.2.3