C++ (Cpp) CUDA_CHECK_RETURN Examples

Example #1

File: DNATranslatorImpl.cpp Project: wakim/bio-info-gpu

	void DNATranslatorImpl<T, max_threads>::cleanup() {
		if(dna_seq_host != NULL) {
			delete dna_seq_host;
			dna_seq_host = NULL;
		}

		if(rna_seq_host != NULL) {
			delete rna_seq_host;
			rna_seq_host = NULL;
		}

		if(aa_seq_host != NULL) {
			delete aa_seq_host;
			aa_seq_host = NULL;
		}

		if(dna_seq_device != NULL) {
			CUDA_CHECK_RETURN(cudaFree(dna_seq_device));
			dna_seq_device = NULL;
		}

		if(rna_seq_device != NULL) {
			CUDA_CHECK_RETURN(cudaFree(rna_seq_device));
			rna_seq_device = NULL;
		}

		if(aa_seq_device != NULL) {
			CUDA_CHECK_RETURN(cudaFree(aa_seq_device));
			aa_seq_device = NULL;
		}
	}

Example #2

File: adjmatrix.cpp Project: ztuowen/CUDA-Floyd

void AdjMatrix<double>::floyd()
{
	cuTimer T;
	T.logstart();
	cuFloyd_D(cuMat,dim);
	T.logstop();
	CUDA_CHECK_RETURN(cudaGetLastError());
	T.logtime();
	std::cout<<T.gettime()<<std::endl;
	CUDA_CHECK_RETURN(cudaGetLastError());
}

Example #3

File: ElasticVectorAddition.cpp Project: vjanjic/elastic_tools

void ElasticVectorAddition::initKernel() {
	int* A_host = (int*) malloc(sizeof(int) * this->numElems);
	int* B_host = (int*) malloc(sizeof(int) * this->numElems);

	srand(2);
	for (int var = 0; var < this->numElems; ++var) {
		A_host[var] = rand();
		B_host[var] = rand();

	}

	CUDA_CHECK_RETURN(cudaMalloc(&a, sizeof(int) * this->numElems));
	CUDA_CHECK_RETURN(cudaMalloc(&b, sizeof(int) * this->numElems));

	CUDA_CHECK_RETURN(cudaMemcpy(a, A_host, sizeof(int) * this->numElems, cudaMemcpyHostToDevice));
	CUDA_CHECK_RETURN(cudaMemcpy(b, B_host, sizeof(int) * this->numElems, cudaMemcpyHostToDevice));

	free(A_host);
	free(B_host);

}

Example #4

File: adjmatrix.cpp Project: ztuowen/CUDA-Floyd

void AdjMatrix<double>::fill()
{
	cuFill_D(cuMat,dim);
	CUDA_CHECK_RETURN(cudaGetLastError());
}

Example #5

File: adjmatrix.cpp Project: ztuowen/CUDA-Floyd

void AdjMatrix<int>::fill()
{
	cuFill_I(cuMat,dim);
	CUDA_CHECK_RETURN(cudaGetLastError());
}

Example #6

File: ElasticVectorAddition.cpp Project: vjanjic/elastic_tools

void ElasticVectorAddition::freeResources() {
	CUDA_CHECK_RETURN(cudaFree(this->a));
	CUDA_CHECK_RETURN(cudaFree(this->b));

}

Example #7

File: DNATranslatorImpl.cpp Project: wakim/bio-info-gpu

	void DNATranslatorImpl<T, max_threads>::load_aa_seq_from_gpu() {
		if(aa_seq_device != NULL) {
			aa_seq_host = new T[aa_seq_size];
			CUDA_CHECK_RETURN(cudaMemcpy(aa_seq_host, aa_seq_device, aa_seq_size * sizeof(T), cudaMemcpyDeviceToHost));
		}
	}

Example #8

File: DNATranslatorImpl.cpp Project: wakim/bio-info-gpu

	void DNATranslatorImpl<T, max_threads>::load_rna_seq_from_gpu() {
		if(rna_seq_device != NULL) {
			rna_seq_host = new T[multiple_3_size];
			CUDA_CHECK_RETURN(cudaMemcpy(rna_seq_host, rna_seq_device, size * sizeof(T), cudaMemcpyDeviceToHost));
		}
	}

Example #9

File: DNATranslatorImpl.cpp Project: wakim/bio-info-gpu

	void DNATranslatorImpl<T, max_threads>::load_dna_seq_on_gpu() {
		CudaUtils::malloc_on_gpu<T>((void**) &dna_seq_device, multiple_3_size, debug);
		CUDA_CHECK_RETURN(cudaMemcpy(dna_seq_device, dna_seq_host, multiple_3_size * sizeof(T), cudaMemcpyHostToDevice));
	}