1 //===-- Loader test to check the RPC streaming interface with the loader --===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "include/llvm-libc-types/test_rpc_opcodes_t.h"
10 #include "src/__support/GPU/utils.h"
11 #include "src/__support/RPC/rpc_client.h"
12 #include "src/__support/integer_to_string.h"
13 #include "src/string/memory_utils/inline_memcmp.h"
14 #include "src/string/memory_utils/inline_memcpy.h"
15 #include "src/string/string_utils.h"
16 #include "test/IntegrationTest/test.h"
17
18 extern "C" void *malloc(uint64_t);
19 extern "C" void free(void *);
20
21 using namespace LIBC_NAMESPACE;
22
test_stream()23 static void test_stream() {
24 static const char str[] =
25 "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
26 "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
27 "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
28 "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy"
29 "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy";
30 uint64_t send_size = sizeof(str);
31 void *send_ptr = malloc(send_size);
32 void *recv_ptr;
33 uint64_t recv_size;
34
35 inline_memcpy(send_ptr, str, send_size);
36 ASSERT_TRUE(inline_memcmp(send_ptr, str, send_size) == 0 && "Data mismatch");
37 rpc::Client::Port port = rpc::client.open<RPC_TEST_STREAM>();
38 port.send_n(send_ptr, send_size);
39 port.recv_n(&recv_ptr, &recv_size,
40 [](uint64_t size) { return malloc(size); });
41 port.close();
42 ASSERT_TRUE(inline_memcmp(recv_ptr, str, recv_size) == 0 && "Data mismatch");
43 ASSERT_TRUE(recv_size == send_size && "Data size mismatch");
44
45 free(send_ptr);
46 free(recv_ptr);
47 }
48
test_divergent()49 static void test_divergent() {
50 static const uint8_t data[] = {
51 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
52 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
53 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
54 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
55 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74,
56 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89,
57 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104,
58 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
59 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
60 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
61 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
62 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
63 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
64 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
65 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
66 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
67 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
68 255,
69 };
70
71 uint8_t buffer[128] = {0};
72 uint64_t offset =
73 (gpu::get_thread_id() + gpu::get_num_threads() * gpu::get_block_id()) %
74 128;
75 void *recv_ptr;
76 uint64_t recv_size;
77 inline_memcpy(buffer, &data[offset], offset);
78 ASSERT_TRUE(inline_memcmp(buffer, &data[offset], offset) == 0 &&
79 "Data mismatch");
80 rpc::Client::Port port = rpc::client.open<RPC_TEST_STREAM>();
81 port.send_n(buffer, offset);
82 inline_memset(buffer, offset, 0);
83 port.recv_n(&recv_ptr, &recv_size, [&](uint64_t) { return buffer; });
84 port.close();
85
86 ASSERT_TRUE(inline_memcmp(recv_ptr, &data[offset], recv_size) == 0 &&
87 "Data mismatch");
88 ASSERT_TRUE(recv_size == offset && "Data size mismatch");
89 }
90
TEST_MAIN(int argc,char ** argv,char ** envp)91 TEST_MAIN(int argc, char **argv, char **envp) {
92 test_stream();
93 test_divergent();
94
95 return 0;
96 }
97