#KCN Updating the #Qtum (#QIP-7) virtual machine

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Updating the Qtum virtual machine. QIP-7 integrates the latest features from the Ethereum Virtual Machine, introducing a comprehensive set of improvements that modernizes the virtual machine within Qtum’s ecosystem. Tells the community. Updates include: - The bitwise shift operators SHL (shift left), SHR (logical shift right) and SAR (arithmetic shift right) are added for faster, more efficient low-level mathematical operations.
extcodehash is added to make it cheaper to verify whether an address has the expected smart contract code.
The revert instruction is added, to report error messages to users, and refund any unused gas.
staticcall instruction is added, to make it possible to call another contract in “read-only” mode.
Provide a way for smart contract methods to return multiple values.
create2 is added, so it’s possible to deploy a smart contract to a pre-determined address.
The news release partner STEX.com.

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Info: https://blog.qtum.org/virtual-machine-upgrade-qip-7-5f4b45738958