Definition ∞ The EVM Instruction Set is the collection of fundamental operations that the Ethereum Virtual Machine can execute. These instructions, also known as opcodes, form the low-level language used to write smart contracts that run on the Ethereum blockchain. Each opcode performs a specific task, such as arithmetic operations, data storage, or cryptographic computations, consuming a certain amount of gas. Understanding this set is essential for developers optimizing smart contract performance and security.
Context ∞ The EVM Instruction Set remains a core component of the Ethereum ecosystem, influencing the design and efficiency of decentralized applications. Discussions frequently concern gas cost optimization for complex operations and the introduction of new opcodes through network upgrades to expand functionality or improve performance. Future developments may involve extensions or modifications to this set to support more advanced cryptographic primitives or scaling solutions.