Function encode_line

crates/asm-to-binary/src/assembler/parser.rs:665–673

Encode a single instruction line and return its 32-bit word.

(line: &str)

    Some(AsmToken::Real(RealInstruction::Csrrs(Csrrs::new(
        rd, csr, 0,
    ))))
}

// Parse `csr, rs` for `csrw` (pseudo: csrrw x0, csr, rs).
fn parse_csrw(operands: &str) -> Option<AsmToken> {
    let comma = operands.find(',')?;
    let csr = parse_csr_name(operands[..comma].trim())?;
    let rs = parse_int_reg(operands[comma + 1..].trim())?;
    Some(AsmToken::Real(RealInstruction::Csrrw(Csrrw::new(
        0, csr, rs,
    ))))
}