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don't heap allocate in io.printf

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This commit is contained in:
Antoni Piasecki
2026-03-14 11:44:14 +01:00
parent 4a60c1fc12
commit 3f9df4a32f
3 changed files with 39 additions and 31 deletions
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22
src/analyzer.rs
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@@ -14,7 +14,15 @@ pub struct Analyzer {
impl Analyzer {
pub fn new() -> Analyzer {
Analyzer {
functions: HashMap::new(),
functions: HashMap::from([
("_builtin_heap_head".into(), -1),
("_builtin_heap_tail".into(), -1),
("_builtin_read64".into(), -1),
("_builtin_set64".into(), -1),
("_builtin_syscall".into(), -1),
("io.printf".into(), -1),
("_builtin_environ".into(), -1),
]),
constants: HashMap::new(),
structs: HashMap::new(),
}
@@ -160,22 +168,16 @@ impl Analyzer {
args,
} => {
if let Expr::Variable(callee_name) = *callee.clone() {
if callee_name.lexeme.starts_with("_builtin_")
|| self.functions.contains_key(&callee_name.lexeme)
{
if self.functions.contains_key(&callee_name.lexeme) {
// its a function (defined/builtin/extern)
if let Some(arity) = self.functions.get(&callee_name.lexeme) {
if *arity >= 0
&& *arity != args.len() as i32
&& callee_name.lexeme != "io.printf"
// TODO: disgusting hack
{
if *arity >= 0 && *arity != args.len() as i32 {
return error!(
&paren.loc,
format!("expected {} arguments, got {}", arity, args.len())
);
}
} else if !callee_name.lexeme.starts_with("_builtin_") {
} else {
return error!(
&paren.loc,
format!("undefined function: {}", callee_name.lexeme)