Committing CUTLASS for release.

2017-12-04 21:12:52 -08:00
parent bbb3178126
commit d08ba8ac46
35 changed files with 10786 additions and 29 deletions
@@ -0,0 +1,99 @@
+/******************************************************************************
+ * Copyright (c) 2011-2017, NVIDIA CORPORATION.  All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are not permitted.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************/
+
+#pragma once
+
+/**
+ * \file
+ * GPU kernel timer
+ */
+
+#include <cuda_runtime.h>
+
+#include <cutlass/util/debug.h>
+
+namespace cutlass {
+
+
+/******************************************************************************
+ * gpu_timer
+ ******************************************************************************/
+
+/**
+ * GPU event-based timer
+ */
+struct gpu_timer
+{
+    cudaEvent_t _start;
+    cudaEvent_t _stop;
+
+    gpu_timer()
+    {
+        CUDA_PERROR_EXIT(cudaEventCreate(&_start));
+        CUDA_PERROR_EXIT(cudaEventCreate(&_stop));
+    }
+
+    ~gpu_timer()
+    {
+        CUDA_PERROR_EXIT(cudaEventDestroy(_start));
+        CUDA_PERROR_EXIT(cudaEventDestroy(_stop));
+    }
+
+    void start()
+    {
+        CUDA_PERROR_EXIT(cudaEventRecord(_start, 0));
+    }
+
+    void stop()
+    {
+        CUDA_PERROR_EXIT(cudaEventRecord(_stop, 0));
+    }
+
+    float elapsed_millis()
+    {
+        float elapsed = 0.0;
+        CUDA_PERROR_EXIT(cudaEventSynchronize(_stop));
+        CUDA_PERROR_EXIT(cudaEventElapsedTime(&elapsed, _start, _stop));
+        return elapsed;
+    }
+};
+
+
+/******************************************************************************
+ * sleep_millis
+ ******************************************************************************/
+
+#ifdef _WIN32
+    #include <windows.h>
+
+    void sleep_millis(unsigned milliseconds)
+    {
+        Sleep(milliseconds);
+    }
+#else
+    #include <unistd.h>
+
+    void sleep_millis(unsigned milliseconds)
+    {
+        usleep(milliseconds * 1000); // takes microseconds
+    }
+#endif
+
+
+} // namespace cutlass