Croissant Runtime
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crsn/csn_asm/src/parse/mod.rs

31 lines
673 B

use crate::instr::{Routine, HLOp, Flatten};
use crate::error::Error;
use std::sync::atomic::AtomicU32;
use crate::parse::sexp_expect::expect_list;
mod parse_cond;
mod parse_instr;
mod parse_data;
mod parse_routines;
mod sexp_expect;
mod parse_op;
use parse_routines::parse_routines;
pub use parse_instr::parse_instructions;
pub fn parse(source: &str) -> Result<Vec<HLOp>, Error> {
let root = sexp::parse(source)?;
let subs: Vec<Routine> = parse_routines(expect_list(Some(root), true)?)?;
let mut combined = vec![];
let label_num = AtomicU32::new(0);
for sub in subs {
combined.extend(sub.flatten(&label_num)?);
}
Ok(combined)
}