Implement EIP-2929 for CALL* instructions

ethereum · Apr 7, 2021 · 23468f8 · 23468f8
1 parent 2d331ab
commit 23468f8
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/evmone/instructions_calls.cpp b/lib/evmone/instructions_calls.cpp
@@ -20,6 +20,12 @@ evmc_status_code call(ExecutionState& state) noexcept
 
     state.stack.push(0);  // Assume failure.
 
+    if (state.rev >= EVMC_BERLIN && state.host.access_account(dst) == EVMC_ACCESS_COLD)
+    {
+        if ((state.gas_left -= instr::additional_cold_account_access_cost) < 0)
+            return EVMC_OUT_OF_GAS;
+    }
+
     if (!check_memory(state, input_offset, input_size))
         return EVMC_OUT_OF_GAS;