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decimal add experiment

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Folkert 2021-11-21 20:02:33 +01:00
parent 5529841d68
commit bfd5ca623c
3 changed files with 22 additions and 11 deletions
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15
compiler/gen_wasm/src/backend.rs
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@ -805,12 +805,19 @@ impl<'a> WasmBackend<'a> {
// Zig's "fast calling convention" packs structs into CPU registers (stack machine slots) if possible.
// If they're small enough they can go into an I32 or I64. If they're big, they're pointers (I32).
for arg in arguments {
param_types.push(match self.storage.get(arg) {
match self.storage.get(arg) {
StoredValue::StackMemory { size, .. } if *size > 4 && *size <= 8 => {
ValueType::I64
param_types.push(ValueType::I64);
}
stored => stored.value_type(),
});
StoredValue::StackMemory { size, .. } if *size == 16 => {
// the exception to the rule: A Decimal is passed as two i64s
param_types.push(ValueType::I64);
param_types.push(ValueType::I64);
}
stored => {
param_types.push(stored.value_type());
}
}
}
let signature_index = self.module.types.insert(Signature {