forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-08-20 02:42:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

revert push1 change

Browse source
This commit is contained in:
itsdevbear 2024-04-12 01:42:24 -04:00
parent 06ba0c9e1a
commit fc8c27a5ca
1 changed files with 9 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
core/vm/instructions.go
View file

@ -875,12 +875,13 @@ func makeLog(size int) executionFunc {
func opPush1(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) { func opPush1(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var ( var (
codeLen = uint64(len(scope.Contract.Code)) codeLen = uint64(len(scope.Contract.Code))
integer = new(uint256.Int)
) )
*pc += 1 *pc += 1
if *pc < codeLen { if *pc < codeLen {
scope.Stack.push(new(uint256.Int).SetUint64(uint64(scope.Contract.Code[*pc]))) scope.Stack.push(integer.SetUint64(uint64(scope.Contract.Code[*pc])))
} else { } else {
scope.Stack.push(new(uint256.Int).Clear()) scope.Stack.push(integer.Clear())
} }
return nil, nil return nil, nil
} }
@ -888,9 +889,12 @@ func opPush1(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]by
// make push instruction function // make push instruction function
func makePush(size uint64, pushByteSize int) executionFunc { func makePush(size uint64, pushByteSize int) executionFunc {
return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) { return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
codeLen := len(scope.Contract.Code) var (
startMin := min(codeLen, int(*pc+1)) codeLen = len(scope.Contract.Code)
endMin := min(startMin+pushByteSize, codeLen) startMin = min(codeLen, int(*pc+1))
endMin = min(startMin+pushByteSize, codeLen)
)
scope.Stack.push(new(uint256.Int).SetBytes( scope.Stack.push(new(uint256.Int).SetBytes(
common.RightPadBytes( common.RightPadBytes(
scope.Contract.Code[startMin:endMin], scope.Contract.Code[startMin:endMin],