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core/vm: use uint256 in EVM implementation (#20787)

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* core/vm: use fixed uint256 library instead of big

* core/vm: remove intpools

* core/vm: upgrade uint256, fixes uint256.NewFromBig

* core/vm: use uint256.Int by value in Stack

* core/vm: upgrade uint256 to v1.0.0

* core/vm: don't preallocate space for 1024 stack items (only 16)

Co-authored-by: Martin Holst Swende <martin@swende.se>
This commit is contained in:
Paweł Bylica
2020-06-08 14:24:40 +02:00
committed by GitHub
parent 39abd92ca8
commit cf6674539c
21 changed files with 359 additions and 704 deletions
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2
core/vm/evm.go
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@ -352,7 +352,7 @@ func (evm *EVM) StaticCall(caller ContractRef, addr common.Address, input []byte
// This doesn't matter on Mainnet, where all empties are gone at the time of Byzantium,
// but is the correct thing to do and matters on other networks, in tests, and potential
// future scenarios
evm.StateDB.AddBalance(addr, bigZero)
evm.StateDB.AddBalance(addr, big.NewInt(0))
// When an error was returned by the EVM or when setting the creation code
// above we revert to the snapshot and consume any gas remaining. Additionally