//! The LLVM IR generator EVM legacy assembly data.

use crate::polkavm::context::argument::Argument;

/// The LLVM IR generator EVM legacy assembly data.
/// Describes some data that is only relevant to the EVM legacy assembly.
#[derive(Debug, Clone)]
pub struct EVMLAData<'ctx> {
    /// The Solidity compiler version.
    /// Some instruction behave differenly depending on the version.
    pub version: semver::Version,
    /// The static stack allocated for the current function.
    pub stack: Vec<Argument<'ctx>>,
}

impl EVMLAData<'_> {
    /// The default stack size.
    pub const DEFAULT_STACK_SIZE: usize = 64;

    /// A shortcut constructor.
    pub fn new(version: semver::Version) -> Self {
        Self {
            version,
            stack: Vec::with_capacity(Self::DEFAULT_STACK_SIZE),
        }
    }
}