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setup partially functional array loading

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Brendan Hansknecht 2022-07-22 18:33:11 -07:00
parent 8b672a3fcd
commit 35a452a69b
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4 changed files with 154 additions and 18 deletions
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23
crates/compiler/gen_dev/src/lib.rs
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@ -313,6 +313,19 @@ trait Backend<'a> {
Expr::EmptyArray => {
self.create_empty_array(sym);
}
Expr::Array { elem_layout, elems } => {
let mut syms = bumpalo::vec![in self.env().arena];
for sym in elems.iter().filter_map(|x| match x {
ListLiteralElement::Symbol(sym) => Some(sym),
_ => None,
}) {
syms.push(*sym);
}
// TODO: This could be a huge waste.
// We probably want to call this within create_array, one element at a time.
self.load_literal_symbols(syms.into_bump_slice());
self.create_array(sym, elem_layout, elems);
}
Expr::Struct(fields) => {
self.load_literal_symbols(fields);
self.create_struct(sym, layout, fields);
@ -775,9 +788,17 @@ trait Backend<'a> {
/// load_literal sets a symbol to be equal to a literal.
fn load_literal(&mut self, sym: &Symbol, layout: &Layout<'a>, lit: &Literal<'a>);
/// create_empyt_array creates an empyt array with nullptr, zero length, and zero capacity.
/// create_empty_array creates an empty array with nullptr, zero length, and zero capacity.
fn create_empty_array(&mut self, sym: &Symbol);
/// create_array creates an array filling it with the specified objects.
fn create_array(
&mut self,
sym: &Symbol,
elem_layout: &Layout<'a>,
elems: &'a [ListLiteralElement<'a>],
);
/// create_struct creates a struct with the elements specified loaded into it as data.
fn create_struct(&mut self, sym: &Symbol, layout: &Layout<'a>, fields: &'a [Symbol]);