Function rpc_free

system/lib/llvm-libc/src/__support/GPU/allocator.cpp:64–70

Deallocates the associated system memory.

// Deallocates the associated system memory.
static void rpc_free(void *ptr) {
  rpc::Client::Port port = rpc::client.open<LIBC_FREE>();
  port.send([=](rpc::Buffer *buffer, uint32_t) {
    buffer->data[0] = reinterpret_cast<uintptr_t>(ptr);
  });
  port.close();
}

// Convert a potentially disjoint bitmask into an increasing integer per-lane
// for use with indexing between gpu lanes.