EXSWCPHIPT-102 - Adding hipEventRecord Tests (#2722)
This commit is contained in:
Jatin Chaudhary
GitHub
@@ -19,72 +19,102 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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// Test hipEventRecord serialization behavior.
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// Through manual inspection of the reported timestamps, can determine if recording a NULL event
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// forces synchronization : set
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#include <hip_test_checkers.hh>
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#include <kernels.hh>
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#include <hip_test_context.hh>
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#include <hip_test_common.hh>
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#include <kernels.hh>
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#include <hip_test_checkers.hh>
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#include <hip_test_context.hh>
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TEST_CASE("Unit_hipEventRecord") {
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size_t N = 4 * 1024 * 1024;
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unsigned threadsPerBlock = 256;
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int iterations = 1;
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constexpr size_t N = 1024;
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constexpr int iterations = 1;
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unsigned blocks = (N + threadsPerBlock - 1) / threadsPerBlock;
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if (blocks > 1024) blocks = 1024;
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if (blocks == 0) blocks = 1;
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constexpr int blocks = 1024;
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printf("N=%zu (A+B+C= %6.1f MB total) blocks=%u threadsPerBlock=%u iterations=%d\n", N,
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((double)3 * N * sizeof(float)) / 1024 / 1024, blocks, threadsPerBlock, iterations);
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printf("iterations=%d\n", iterations);
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constexpr size_t Nbytes = N * sizeof(float);
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size_t Nbytes = N * sizeof(float);
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float *A_h, *B_h, *C_h;
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float *A_d, *B_d, *C_d;
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HipTest::initArrays(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N);
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float *A_h, *B_h, *C_h;
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float *A_d, *B_d, *C_d;
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HipTest::initArrays(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N);
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enum TestType {
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WithFlags_Default = hipEventDefault,
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WithFlags_Blocking = hipEventBlockingSync,
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WithFlags_DisableTiming = hipEventDisableTiming,
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#if HT_AMD
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WithFlags_ReleaseToDevice = hipEventReleaseToDevice,
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WithFlags_ReleaseToSystem = hipEventReleaseToSystem,
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#endif
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WithoutFlags
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};
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hipEvent_t start, stop;
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#if HT_AMD
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auto flags = GENERATE(WithFlags_Default, WithFlags_Blocking, WithFlags_DisableTiming,
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WithFlags_ReleaseToDevice, WithFlags_ReleaseToSystem, WithoutFlags);
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#endif
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// NULL stream check:
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#if HT_NVIDIA
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auto flags =
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GENERATE(WithFlags_Default, WithFlags_Blocking, WithFlags_DisableTiming, WithoutFlags);
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#endif
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hipEvent_t start{}, stop{};
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if (flags == WithoutFlags) {
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HIP_CHECK(hipEventCreate(&start));
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HIP_CHECK(hipEventCreate(&stop));
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} else {
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HIP_CHECK(hipEventCreateWithFlags(&start, flags));
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HIP_CHECK(hipEventCreateWithFlags(&stop, flags));
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}
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, Nbytes, hipMemcpyHostToDevice));
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for (int i = 0; i < iterations; i++) {
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//--- START TIMED REGION
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long long hostStart = HipTest::get_time();
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// Record the start event
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HIP_CHECK(hipEventRecord(start, NULL));
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for (int i = 0; i < iterations; i++) {
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//--- START TIMED REGION
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long long hostStart = HipTest::get_time();
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// Record the start event
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HIP_CHECK(hipEventRecord(start, NULL));
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HipTest::launchKernel<float>(HipTest::vectorADD<float>, blocks, threadsPerBlock, 0, 0,
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static_cast<const float*>(A_d), static_cast<const float*>(B_d), C_d, N);
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HipTest::launchKernel<float>(HipTest::vectorADD<float>, blocks, 1, 0, 0,
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static_cast<const float*>(A_d), static_cast<const float*>(B_d),
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C_d, N);
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HIP_CHECK(hipEventRecord(stop, NULL));
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HIP_CHECK(hipEventSynchronize(stop));
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long long hostStop = HipTest::get_time();
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//--- STOP TIMED REGION
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HIP_CHECK(hipEventRecord(stop, NULL));
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HIP_CHECK(hipEventSynchronize(stop));
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long long hostStop = HipTest::get_time();
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//--- STOP TIMED REGION
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float eventMs = 1.0f;
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HIP_CHECK(hipEventElapsedTime(&eventMs, start, stop));
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float hostMs = HipTest::elapsed_time(hostStart, hostStop);
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float hostMs = HipTest::elapsed_time(hostStart, hostStop);
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printf("host_time (chrono) =%6.3fms\n", hostMs);
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printf("kernel_time (hipEventElapsedTime) =%6.3fms\n", eventMs);
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printf("\n");
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INFO("host_time (chrono) = " << hostMs);
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// Make sure timer is timing something...
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REQUIRE(eventMs > 0.0f);
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// Make sure timer is timing something...
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if (flags != WithFlags_DisableTiming) {
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float eventMs = 1.0f;
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HIP_CHECK(hipEventElapsedTime(&eventMs, start, stop));
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INFO("kernel_time (hipEventElapsedTime) = " << eventMs);
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REQUIRE(eventMs > 0.0f);
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}
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}
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HIP_CHECK(hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipEventDestroy(start));
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HIP_CHECK(hipEventDestroy(stop));
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HIP_CHECK(hipEventDestroy(start));
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HIP_CHECK(hipEventDestroy(stop));
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HipTest::checkVectorADD(A_h, B_h, C_h, N, true);
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HipTest::checkVectorADD(A_h, B_h, C_h, N, true);
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HipTest::freeArrays(A_d, B_d, C_d, A_h, B_h, C_h, false);
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TestContext::get().cleanContext();
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}
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TEST_CASE("Unit_hipEventRecord_Negative") {
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SECTION("Nullptr event") {
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HIP_CHECK_ERROR(hipEventRecord(nullptr, nullptr), hipErrorInvalidResourceHandle);
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}
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}
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