agodavar
188 خطوط
6.2 KiB
C++
188 خطوط
6.2 KiB
C++
/*
|
|
Copyright (c) 2020-present Advanced Micro Devices, Inc. All rights reserved.
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
*/
|
|
|
|
/* HIT_START
|
|
* BUILD: %t %s ../../test_common.cpp NVCC_OPTIONS --std=c++11 EXCLUDE_HIP_PLATFORM nvidia
|
|
* TEST: %t
|
|
* HIT_END
|
|
*/
|
|
|
|
|
|
|
|
// Testcase Description: This test case is used to verify if the callback
|
|
// function called through hipStreamAddCallback() api completes the execution
|
|
// in order as hipStreamAddCallback() api queued in their respective streams
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <vector>
|
|
#include "hip/hip_runtime.h"
|
|
#include "test_common.h"
|
|
|
|
|
|
#ifdef __HIP_PLATFORM_HCC__
|
|
#define HIPRT_CB
|
|
#endif
|
|
|
|
|
|
hipStream_t mystream1, mystream2;
|
|
size_t Num = 4096;
|
|
std::vector<int> Stream1_Order, Stream2_Order;
|
|
|
|
|
|
__global__ void vector_square(float* C_d, float* A_d, size_t Num) {
|
|
size_t gputhread = (blockIdx.x * blockDim.x + threadIdx.x);
|
|
size_t stride = blockDim.x * gridDim.x;
|
|
|
|
for (size_t i = gputhread; i < Num; i += stride) {
|
|
C_d[i] = A_d[i] * A_d[i];
|
|
}
|
|
|
|
// Delay thread 1 only in the GPU
|
|
if (gputhread == 1) {
|
|
unsigned long long int wait_t = 3200000000, start = clock64(), cur;
|
|
do {
|
|
cur = clock64() - start;
|
|
} while (cur < wait_t);
|
|
}
|
|
}
|
|
|
|
float *A_h, *C_h, *A_h1, *C_h1;
|
|
|
|
static void HIPRT_CB Callback_Stream1(hipStream_t stream, hipError_t status,
|
|
void* userData) {
|
|
for (size_t i = 0; i < Num; i++) {
|
|
if (C_h[i] != A_h[i] * A_h[i]) {
|
|
std::cout << "Data mismatch in stream1 at: " << i << std::endl;
|
|
}
|
|
}
|
|
|
|
// Storing the int passed into this callback into Stream1_Order
|
|
// this will help verify the order in which this Callback function
|
|
// is called.
|
|
Stream1_Order.push_back(*(reinterpret_cast<int*>(userData)));
|
|
delete reinterpret_cast<int*>(userData);
|
|
}
|
|
|
|
static void HIPRT_CB Callback_Stream2(hipStream_t stream, hipError_t status,
|
|
void* userData) {
|
|
for (size_t i = 0; i < Num; i++) {
|
|
if (C_h1[i] != A_h1[i] * A_h1[i]) {
|
|
std::cout << "Data mismatch in stream2 at: " << i << std::endl;
|
|
}
|
|
}
|
|
// Storing the int passed into this callback into Stream2_Order
|
|
// this will help verify the order in which this Callback function
|
|
// is called.
|
|
Stream2_Order.push_back(*(reinterpret_cast<int*>(userData)));
|
|
delete reinterpret_cast<int*>(userData);
|
|
}
|
|
|
|
int main(int argc, char* argv[]) {
|
|
float *A_d, *C_d;
|
|
size_t Nbytes = Num * sizeof(float);
|
|
|
|
A_h = reinterpret_cast<float*>(malloc(Nbytes));
|
|
HIPCHECK(A_h == 0 ? hipErrorOutOfMemory : hipSuccess);
|
|
C_h = reinterpret_cast<float*>(malloc(Nbytes));
|
|
HIPCHECK(C_h == 0 ? hipErrorOutOfMemory : hipSuccess);
|
|
A_h1 = reinterpret_cast<float*>(malloc(Nbytes));
|
|
HIPCHECK(A_h == 0 ? hipErrorOutOfMemory : hipSuccess);
|
|
C_h1 = reinterpret_cast<float*>(malloc(Nbytes));
|
|
HIPCHECK(C_h == 0 ? hipErrorOutOfMemory : hipSuccess);
|
|
|
|
// Fill with Phi + i
|
|
for (size_t i = 0; i < Num; i++) {
|
|
A_h[i] = 1.618f + i;
|
|
}
|
|
for (size_t i = 0; i < Num; i++) {
|
|
A_h1[i] = 1.618f + i;
|
|
}
|
|
|
|
HIPCHECK(hipMalloc(&A_d, Nbytes));
|
|
HIPCHECK(hipMalloc(&C_d, Nbytes));
|
|
|
|
HIPCHECK(hipStreamCreateWithFlags(&mystream1, hipStreamNonBlocking));
|
|
HIPCHECK(hipStreamCreateWithFlags(&mystream2, hipStreamNonBlocking));
|
|
|
|
HIPCHECK(hipMemcpyAsync(A_d, A_h, Nbytes, hipMemcpyHostToDevice, mystream1));
|
|
|
|
const unsigned threadsPerBlock = 256;
|
|
const unsigned blocks = (Num + 255)/threadsPerBlock;
|
|
int *ptr = NULL;
|
|
int *ptr1 = NULL;
|
|
// Queing jobs in both mystream1/2 followed by hipStreamAddCallback
|
|
for (int i = 1; i < 5; ++i) {
|
|
hipLaunchKernelGGL((vector_square), dim3(blocks), dim3(threadsPerBlock),
|
|
0, mystream1, C_d, A_d, Num);
|
|
HIPCHECK(hipMemcpyAsync(C_h, C_d, Nbytes, hipMemcpyDeviceToHost,
|
|
mystream1));
|
|
ptr = new int;
|
|
*ptr = i;
|
|
HIPCHECK(hipStreamAddCallback(mystream1, Callback_Stream1,
|
|
reinterpret_cast<void*>(ptr), 0));
|
|
|
|
hipLaunchKernelGGL((vector_square), dim3(blocks), dim3(threadsPerBlock),
|
|
0, mystream2, C_d, A_d, Num);
|
|
HIPCHECK(hipMemcpyAsync(C_h1, C_d, Nbytes,
|
|
hipMemcpyDeviceToHost, mystream2));
|
|
ptr1 = new int;
|
|
*ptr1 = i;
|
|
HIPCHECK(hipStreamAddCallback(mystream2, Callback_Stream2,
|
|
reinterpret_cast<void*>(ptr1), 0));
|
|
}
|
|
|
|
HIPCHECK(hipStreamSynchronize(mystream1));
|
|
HIPCHECK(hipStreamSynchronize(mystream2));
|
|
|
|
HIPCHECK(hipStreamDestroy(mystream1));
|
|
HIPCHECK(hipStreamDestroy(mystream2));
|
|
|
|
HIPCHECK(hipFree(A_d));
|
|
HIPCHECK(hipFree(C_d));
|
|
free(A_h);
|
|
free(C_h);
|
|
free(A_h1);
|
|
free(C_h1);
|
|
|
|
// Checking if Stream1_Order has ints in sequencial order or not
|
|
int i = 1;
|
|
for (auto itr=Stream1_Order.begin(); itr != Stream1_Order.end(); ++itr) {
|
|
if (*itr != i) {
|
|
printf("hipStreamAddCallBack() did not execute in sequence");
|
|
printf(" in first stream\n");
|
|
failed("Unexpected behavior!");
|
|
}
|
|
++i;
|
|
}
|
|
|
|
// Checking if Stream2_Order has ints in sequencial order or not
|
|
i = 1;
|
|
for (auto itr=Stream2_Order.begin(); itr != Stream2_Order.end(); ++itr) {
|
|
if (*itr != i) {
|
|
printf("hipStreamAddCallBack() did not execute in sequence");
|
|
printf(" in second stream\n");
|
|
failed("Unexpected behavior!");
|
|
}
|
|
++i;
|
|
}
|
|
passed();
|
|
}
|