From cc429b68fadc502b981fd0acd64a5ff6e2ae1d15 Mon Sep 17 00:00:00 2001
From: psychocrypt <psychocrypt@users.noreply.github.com>
Date: Fri, 29 Sep 2017 20:32:31 +0200
Subject: group files

- move source code to `src`
- categorize files and move to group folder
- change upper case class files to lower case
- change C++ header to `*.hpp`
---
 xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp | 30 ++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp

(limited to 'xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp')

diff --git a/xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp b/xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp
new file mode 100644
index 0000000..078c165
--- /dev/null
+++ b/xmrstak/backend/nvidia/nvcc_code/cuda_device.hpp
@@ -0,0 +1,30 @@
+
+#pragma once
+
+#include <cuda_runtime.h>
+#include <stdexcept>
+#include <iostream>
+#include <string>
+
+/** execute and check a CUDA api command
+ *
+ * @param id gpu id (thread id)
+ * @param ... CUDA api command
+ */
+#define CUDA_CHECK(id, ...) {														\
+	cudaError_t error = __VA_ARGS__;											\
+	if(error!=cudaSuccess){														\
+		std::cerr << "[CUDA] Error gpu " << id << ": <" << __FILE__ << ">:" << __LINE__ << std::endl; \
+		throw std::runtime_error(std::string("[CUDA] Error: ") + std::string(cudaGetErrorString(error)));	\
+	}																			\
+}																				\
+( (void) 0 )
+
+/** execute and check a CUDA kernel
+ *
+ * @param id gpu id (thread id)
+ * @param ... CUDA kernel call
+ */
+#define CUDA_CHECK_KERNEL(id, ...)													\
+	__VA_ARGS__;																\
+	CUDA_CHECK(id, cudaGetLastError())
-- 
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