[js/webgpu] throw error when WebGPU=ON and SIMD=OFF (microsoft#15924)

### Description throw error when WebGPU=ON and SIMD=OFF
siweic0 · May 16, 2023 · b16c7a1 · b16c7a1
1 parent fbb90b7
commit b16c7a1
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/web/lib/wasm/jsep/init.ts b/web/lib/wasm/jsep/init.ts
@@ -98,6 +98,10 @@ class ComputeContextImpl implements ComputeContext {
 export const init = async(module: OrtWasmModule, env: Env): Promise<void> => {
   const init = module.jsepInit;
   if (init && navigator.gpu) {
+    if (!env.wasm.simd) {
+      throw new Error(
+          'Not supported for WebGPU=ON and SIMD=OFF. Please set `env.wasm.simd` to true when using WebGPU EP');
+    }
     const backend = new WebGpuBackend();
     await backend.initialize(env);