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Enable call wasm-c-api native func directly from interpreter (#656)

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And update loader error messages for latest spec cases, fix aot compiler build error based on latest LLVM code base.
This commit is contained in:
Wenyong Huang
2021-06-28 11:59:49 +08:00
committed by GitHub
parent c6783ef258
commit cba4c78273
13 changed files with 249 additions and 364 deletions
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26
samples/wasm-c-api/src/hello.c
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@ -56,15 +56,26 @@ int main(int argc, const char* argv[]) {
wasm_byte_vec_delete(&binary);
// Create external print functions.
printf("Creating callback...\n");
own wasm_functype_t* hello_type = wasm_functype_new_0_0();
own wasm_func_t* hello_func =
wasm_func_new(store, hello_type, hello_callback);
wasm_functype_delete(hello_type);
// Instantiate.
printf("Instantiating module...\n");
const wasm_extern_t* imports[] = { wasm_func_as_extern(hello_func) };
own wasm_instance_t* instance =
wasm_instance_new(store, module, NULL, NULL);
wasm_instance_new(store, module, imports, NULL);
if (!instance) {
printf("> Error instantiating module!\n");
return 1;
}
wasm_func_delete(hello_func);
// Extract export.
printf("Extracting export...\n");
own wasm_extern_vec_t exports;
@ -74,9 +85,22 @@ int main(int argc, const char* argv[]) {
return 1;
}
const wasm_func_t* run_func = wasm_extern_as_func(exports.data[0]);
if (run_func == NULL) {
printf("> Error accessing export!\n");
return 1;
}
wasm_module_delete(module);
wasm_instance_delete(instance);
// Call.
printf("Calling export...\n");
if (wasm_func_call(run_func, NULL, NULL)) {
printf("> Error calling function!\n");
return 1;
}
wasm_extern_vec_delete(&exports);
// Shut down.