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wasm backend struggles

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Folkert 2023-06-18 21:14:25 +02:00
parent 9c85fb90d3
commit 51f3752c94
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7 changed files with 262 additions and 35 deletions
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26
crates/compiler/gen_dev/src/lib.rs
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@ -1593,17 +1593,22 @@ trait Backend<'a> {
self.build_ptr_cast(sym, &args[0])
}
LowLevel::PtrStore => {
let element_layout = match self.interner().get_repr(*ret_layout) {
LayoutRepr::Boxed(boxed) => boxed,
let element_layout = match self.interner().get_repr(arg_layouts[0]) {
LayoutRepr::Ptr(inner) => inner,
LayoutRepr::Boxed(inner) => inner,
_ => unreachable!("cannot write to {:?}", self.interner().dbg(*ret_layout)),
};
self.build_ptr_write(*sym, args[0], args[1], element_layout);
self.build_ptr_store(*sym, args[0], args[1], element_layout);
}
LowLevel::PtrLoad => {
//
todo!()
self.build_ptr_load(*sym, args[0], *ret_layout);
}
LowLevel::PtrToStackValue => {
self.build_ptr_to_stack_value(*sym, args[0], arg_layouts[0]);
}
LowLevel::RefCountDecRcPtr => self.build_fn_call(
sym,
bitcode::UTILS_DECREF_RC_PTR.to_string(),
@ -2232,7 +2237,7 @@ trait Backend<'a> {
/// build_refcount_getptr loads the pointer to the reference count of src into dst.
fn build_ptr_cast(&mut self, dst: &Symbol, src: &Symbol);
fn build_ptr_write(
fn build_ptr_store(
&mut self,
sym: Symbol,
ptr: Symbol,
@ -2240,6 +2245,15 @@ trait Backend<'a> {
element_layout: InLayout<'a>,
);
fn build_ptr_load(&mut self, sym: Symbol, ptr: Symbol, element_layout: InLayout<'a>);
fn build_ptr_to_stack_value(
&mut self,
sym: Symbol,
value: Symbol,
element_layout: InLayout<'a>,
);
/// literal_map gets the map from symbol to literal and layout, used for lazy loading and literal folding.
fn literal_map(&mut self) -> &mut MutMap<Symbol, (*const Literal<'a>, *const InLayout<'a>)>;