Function parse_la

crates/asm-to-binary/src/assembler/parser.rs:534–546

Parse `rd, symbol` for the `la` pseudo-instruction.

(operands: &str)

    Some((rs1, imm))
}

fn split_mnemonic(line: &str) -> (&str, &str) {
    match line.find(|c: char| c.is_whitespace()) {
        Some(idx) => (&line[..idx], line[idx..].trim_start()),
        None => (line, ""),
    }
}

// Parse `rs1, rs2, label` for a branch instruction.
fn parse_branch(kind: BranchKind, operands: &str) -> Option<AsmToken> {
    let parts: Vec<&str> = operands.splitn(3, ',').collect();
    if parts.len() != 3 {
        return None;
    }
    let rs1 = parse_int_reg(parts[0].trim())?;
    let rs2 = parse_int_reg(parts[1].trim())?;