Changelog

[unreleased]

Protocol Changes

Further lower regular_op_cost from 2_207_874 to 822_756.
Limit number of wasm functions in one contract to 10_000. #4954

`1.22.0` [11-15-2021]

Protocol Changes

Upgrade from Wasmer 0 to Wasmer 2, bringing better performance and reliability. #4934
Lower regular_op_cost (execution of a single WASM instruction) from 3_856_371 to 2_207_874. #4979
Lower data receipt cost and base cost of ecrecover host function.
Upgrade from one shard to four shards (Simple Nightshade Phase 0)

`1.21.0` [09-06-2021]

Protocol Changes

Fix some receipts that were stuck previously due to #4228. #4248

Non-protocol Changes

Improve contract module serialization/deserialization speed by 30% #4448
Make AccountId strictly typed and correct by construction #4621
Address test dependency issue #4556 #4606. #4622.
Fix neard shutdown issue #4429. #4442

`1.20.0` [07-26-2021]

Protocol Changes

Introduce new host functions ecrecover and ripemd160. #4380
Make Account a versioned struct. #4089
Limit the size of transactions to 4MB. #4107
Cap maximum gas price to 20x of minimum gas price. #4308, #4382
Fix storageUsage for accounts that were affected by #3824. #4272
Fix a bug in computation of gas for refunds. #4405

Non-protocol Changes

Compile contracts after state sync. #4344
Introduce max_gas_burnt_view config for rpc. #4381
Fix wasmer 0.17 memory leak #4411