EIPs/EIPS/eip-1679.md

eip	title	author	discussions-to	type	status	created	requires
1679	Hardfork Meta: Istanbul	Alex Beregszaszi (@axic), Afri Schoedon (@5chdn)	https://ethereum-magicians.org/t/hardfork-meta-istanbul-discussion/3207	Meta	Draft	2019-01-04	1716

Abstract

This meta-EIP specifies the changes included in the Ethereum hardfork named Istanbul.

Specification

• Codename: Istanbul
• Activation: TBD

Included EIPs

• TBD

Accepted EIPs

• TBD

Proposed EIPs

• EIP-615: Subroutines and Static Jumps for the EVM
• EIP-1057: ProgPoW, a Programmatic Proof-of-Work
  • There is a pending audit, above and beyond standard security considerations, that should be evaluated prior to inclusion.
• EIP-1108: Reduce alt_bn128 precompile gas costs
• EIP-1283: Net gas metering for SSTORE without dirty maps
• EIP-1344: Add ChainID opcode
• EIP-1352: Specify restricted address range for precompiles/system contracts
• EIP-1380: Reduced gas cost for call to self
• EIP-1559: Fee market change for ETH 1.0 chain
• EIP-1965: Method to check if a chainID is valid at a specific block Number
• EIP-1702: Generalized account versioning scheme
• EIP-1706: Disable SSTORE with gasleft lower than call stipend
• EIP-1803: Rename opcodes for clarity
• EIP-1829: Precompile for Elliptic Curve Linear Combinations
• EIP-1884: Repricing for trie-size-dependent opcodes
• EIP-1930: CALLs with strict gas semantic. Revert if not enough gas available.
• EIP-2028: Calldata gas cost reduction

Timeline

• 2019-05-17 (Fri) hard deadline to accept proposals for "Istanbul"
• 2019-07-19 (Fri) soft deadline for major client implementations
• 2019-08-14 (Wed) projected date for testnet network upgrade (Ropsten, Görli, or ad-hoc testnet)
• 2019-10-16 (Wed) projected date for mainnet upgrade ("Istanbul")

References

• Core Dev call notes where timeline was proposed and accepted

Copyright

Copyright and related rights waived via CC0.