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Folkert 2021-11-09 20:57:36 +01:00
parent a9d561089a
commit a9ce02799c
6 changed files with 60 additions and 7 deletions
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51
compiler/test_gen/src/helpers/wasm.rs
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@ -4,9 +4,12 @@ use std::hash::{Hash, Hasher};
use crate::helpers::from_wasm32_memory::FromWasm32Memory;
use crate::helpers::wasm32_test_result::Wasm32TestResult;
use roc_builtins::bitcode;
use roc_can::builtins::builtin_defs_map;
use roc_collections::all::{MutMap, MutSet};
use tempfile::tempdir;
const TEST_WRAPPER_NAME: &str = "test_wrapper";
std::thread_local! {
@ -143,8 +146,52 @@ pub fn helper_wasm<'a, T: Wasm32TestResult>(
use wasmer::{Instance, Module, Store};
let store = Store::default();
// let module = Module::from_file(&store, &test_wasm_path).unwrap();
let wasmer_module = Module::from_binary(&store, &module_bytes).unwrap();
// let wasmer_module = Module::from_binary(&store, &module_bytes).unwrap();
let wasmer_module = if false {
let dir = tempdir().unwrap();
// let dirpath = dir.path();
let dirpath = PathBuf::from("/home/folkertdev/roc/wasm");
let app_o_file = dirpath.join("app.wasm");
let final_wasm_file = dirpath.join("final.wasm");
std::fs::write(&app_o_file, &module_bytes).unwrap();
dbg!(bitcode::BUILTINS_WASM32_OBJ_PATH);
dbg!(&final_wasm_file);
dbg!(std::process::Command::new("zig")
.args(&[
"wasm-ld",
// input files
app_o_file.to_str().unwrap(),
bitcode::BUILTINS_WASM32_OBJ_PATH,
// output
"-o",
final_wasm_file.to_str().unwrap(),
// we don't define `_start`
"--no-entry",
// If you only specify test_wrapper, it will stop at the call to UserApp_main_1
// But if you specify both exports, you get all the dependencies.
//
// It seems that it will not write out an export you didn't explicitly specify,
// even if it's a dependency of another export!
// In our case we always export main and test_wrapper so that's OK.
"--export",
"test_wrapper",
"--export",
"#UserApp_main_1",
// "--export",
// "__linear_memory",
])
.output())
.unwrap();
Module::from_file(&store, &final_wasm_file).unwrap()
} else {
Module::from_binary(&store, &module_bytes).unwrap()
};
// First, we create the `WasiEnv`
use wasmer_wasi::WasiState;