SWDEV-322688 - Added math constants for AMD & NVidia. (#2707)

Change-Id: I9602daf191c6d10de53c8c59edc9fb7135f09b8c

include/hip/hip_math_constants.h

@@ -0,0 +1,31 @@
+/*
+Copyright (c) 2015 - 2022 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_MATH_CONSTANTS_H
+#define HIP_MATH_CONSTANTS_H
+#if(defined(__HIP_PLATFORM_HCC__) || defined(__HIP_PLATFORM_AMD__))
+#include "hip/amd_detail/amd_hip_math_constants.h"
+#elif(defined(__HIP_PLATFORM_NVCC__) || defined(__HIP_PLATFORM_NVIDIA__))
+#include "hip/nvidia_detail/nvidia_hip_math_constants.h"
+#else
+#error("Must define exactly one of __HIP_PLATFORM_AMD__ or __HIP_PLATFORM_NVIDIA__");
+#endif
+#endif