| #include <emscripten/console.h> |
| #include <emscripten/wasm_worker.h> |
| #include <emscripten/stack.h> |
| #include <emscripten/console.h> |
| #include <stdio.h> |
| #include <assert.h> |
| #include <stdlib.h> |
|
|
| #define ALIGN(x,y) ((x)+(y)-1 & -(y)) |
| #define THREAD_STACK_SIZE 2048 |
| #define NUM_THREADS 2 |
| void *thread_stack[NUM_THREADS]; |
|
|
| volatile int threadsOk = 0; |
|
|
| void test_stack(int i) { |
| emscripten_outf("In thread %d, stack low addr=%p, emscripten_stack_get_base()=%p, emscripten_stack_get_end()=%p, THREAD_STACK_SIZE=%d", |
| i, thread_stack[i], |
| (void*)emscripten_stack_get_base(), |
| (void*)emscripten_stack_get_end(), |
| THREAD_STACK_SIZE); |
| assert(emscripten_stack_get_base() == (uintptr_t)thread_stack[i] + THREAD_STACK_SIZE); |
| emscripten_outf("__builtin_wasm_tls_size: %lu", __builtin_wasm_tls_size()); |
| |
| |
| size_t expected_stack_end = (uintptr_t)thread_stack[i] + ALIGN(__builtin_wasm_tls_size(), 16); |
| assert(emscripten_stack_get_end() == expected_stack_end); |
|
|
| int ok = __sync_fetch_and_add(&threadsOk, 1); |
| emscripten_outf("%d", ok); |
| if (ok == 1) { |
| emscripten_out("Test finished!"); |
| #ifdef REPORT_RESULT |
| REPORT_RESULT(0); |
| #endif |
| } |
| } |
|
|
| int main() { |
| emscripten_outf("Main thread stack base=%p, end=%p", (void*)emscripten_stack_get_base(), (void*)emscripten_stack_get_end()); |
|
|
| for (int i = 0; i < NUM_THREADS; ++i) { |
| thread_stack[i] = memalign(16, THREAD_STACK_SIZE); |
| emscripten_wasm_worker_t worker = emscripten_create_wasm_worker(thread_stack[i], THREAD_STACK_SIZE); |
| emscripten_outf("Created thread %d with stack ptr=%p, end=%p, size=%x", i, thread_stack[i], thread_stack[i] + THREAD_STACK_SIZE, THREAD_STACK_SIZE); |
| emscripten_wasm_worker_post_function_vi(worker, test_stack, i); |
| } |
| } |
|
|
