package vm import ( "math/big" "github.com/ethereum/go-ethereum/common" ) func memorySha3(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), stack.Back(1)) } func memoryCalldataCopy(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), stack.Back(2)) } func memoryCodeCopy(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), stack.Back(2)) } func memoryExtCodeCopy(stack *Stack) *big.Int { return calcMemSize(stack.Back(1), stack.Back(3)) } func memoryMLoad(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), big.NewInt(32)) } func memoryMStore8(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), big.NewInt(1)) } func memoryMStore(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), big.NewInt(32)) } func memoryCreate(stack *Stack) *big.Int { return calcMemSize(stack.Back(1), stack.Back(2)) } func memoryCall(stack *Stack) *big.Int { x := calcMemSize(stack.Back(5), stack.Back(6)) y := calcMemSize(stack.Back(3), stack.Back(4)) return common.BigMax(x, y) } func memoryCallCode(stack *Stack) *big.Int { x := calcMemSize(stack.Back(5), stack.Back(6)) y := calcMemSize(stack.Back(3), stack.Back(4)) return common.BigMax(x, y) } func memoryDelegateCall(stack *Stack) *big.Int { x := calcMemSize(stack.Back(4), stack.Back(5)) y := calcMemSize(stack.Back(2), stack.Back(3)) return common.BigMax(x, y) } func memoryReturn(stack *Stack) *big.Int { return calcMemSize(stack.Back(0), stack.Back(1)) } func memoryLog(stack *Stack) *big.Int { mSize, mStart := stack.Back(1), stack.Back(0) return calcMemSize(mStart, mSize) }