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wasm: add stack_bytes field to Env

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Brian Carroll 2022-08-08 21:41:25 +01:00
parent 11929a7b6d
commit dd040d5f73
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6 changed files with 10 additions and 3 deletions
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4
crates/compiler/gen_wasm/src/backend.rs
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@ -272,9 +272,7 @@ impl<'a> WasmBackend<'a> {
}
pub fn finalize(mut self) -> (WasmModule<'a>, BitVec<usize>) {
// TODO: get this from a CLI parameter with some default
const STACK_SIZE: u32 = 1024 * 1024;
self.set_memory_layout(STACK_SIZE);
self.set_memory_layout(self.env.stack_bytes);
self.export_globals();
self.maybe_call_host_main();

5
crates/compiler/gen_wasm/src/lib.rs
View file

@ -45,6 +45,11 @@ pub struct Env<'a> {
pub arena: &'a Bump,
pub module_id: ModuleId,
pub exposed_to_host: MutSet<Symbol>,
pub stack_bytes: u32,
}
impl Env<'_> {
pub const DEFAULT_STACK_BYTES: u32 = 1024 * 1024;
}
/// Parse the preprocessed host binary