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