barretenberg: v0.21.0

0.21.0 (2024-01-30)

⚠ BREAKING CHANGES

• add opcode for sha256 compression function (#4229)
• add opcode for poseidon2 permutation (#4214)
• remove ec_double opcode (#4210)
• Add big int opcodes (without implementation) (#4050)

Features

• 3738: AVM basic arithmetic operations for non ff types (#3881) (457a3f9), closes #3996
• Add big int opcodes (without implementation) (#4050) (bcab9ce)
• Add opcode for poseidon2 permutation (#4214) (53c5ba5)
• Add opcode for sha256 compression function (#4229) (ac25ff7)
• avm: Bytecode avm control flow (#4253) (fb1d742), closes #4209
• avm: Bytecode parsing and proof generation (#4191) (6c70548), closes #3791
• Implement Embedded EC add and double opcodes (#3982) (ccb7bff)
• Produce graph of internal Barretenberg dependencies (#4225) (88e7923)
• Recursive folding and decider verifier for Protogalaxy (#4156) (9342048)
• Remove ec_double opcode (#4210) (75f26c4)
• Replace single bit range constraints with basic bool gates (#4164) (0a3553b)

Bug Fixes

• bb: .gitignore (#4201) (a56e418)
• Generic Honk dependencies (#4239) (382dfbe)

Miscellaneous

• bb: Rearrange namespaces (#4147) (5de0a8e)
• Delete C++ PK circuits (#4219) (9136d32)

Documentation

• bb: How to use docker_interactive.sh (#4220) (f44c6b1)