SWDEV-367537 - Add __hip_bfloat16 header definitions (#3186)

Change-Id: I23833a23af57af46a21cdabdb1abc01d7a244968


[ROCm/hip commit: 954132ff1c]

projects/hip/include/hip/hip_bf16.h

@@ -0,0 +1,38 @@
+/*
+Copyright (c) 2023 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 WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#ifndef HIP_INCLUDE_HIP_HIP_BF16_H
+#define HIP_INCLUDE_HIP_HIP_BF16_H
+
+#include <hip/hip_common.h>
+
+#if (defined(__HIP_PLATFORM_HCC__) || defined(__HIP_PLATFORM_AMD__)) &&                            \
+    !(defined(__HIP_PLATFORM_NVCC__) || defined(__HIP_PLATFORM_NVIDIA__))
+#include <hip/amd_detail/amd_hip_bf16.h>
+#elif !(defined(__HIP_PLATFORM_HCC__) || defined(__HIP_PLATFORM_AMD__)) &&                         \
+    (defined(__HIP_PLATFORM_NVCC__) || defined(__HIP_PLATFORM_NVIDIA__))
+#include <hip/nvidia_detail/nvidia_hip_bf16.h>
+#else
+#error("Must define exactly one of __HIP_PLATFORM_AMD__ or __HIP_PLATFORM_NVIDIA__");
+#endif
+
+#endif  // HIP_INCLUDE_HIP_HIP_BF16_H