Fix building mathlibs failure

Add back
__HIP_PLATFORM_HCC__
__HIP_PLATFORM_NVCC__

Change-Id: I1ae48678eafd849d6c25bcb204c1724b026be22f

bin/hipconfig

@@ -48,11 +48,11 @@ if ($HIP_COMPILER eq "clang") {
     $HIP_CLANG_VERSION=~/.*clang version (\S+).*/;
     $HIP_CLANG_VERSION=$1;
 
-    $CPP_CONFIG = " -D__HIP_PLATFORM_AMD__= -I$HIP_PATH/include -I$HIP_CLANG_PATH/../lib/clang/$HIP_CLANG_VERSION -I$HSA_PATH/include";
+    $CPP_CONFIG = " -D__HIP_PLATFORM_HCC__= -D__HIP_PLATFORM_AMD__= -I$HIP_PATH/include -I$HIP_CLANG_PATH/../lib/clang/$HIP_CLANG_VERSION -I$HSA_PATH/include";
 }
 
 if ($HIP_PLATFORM eq "nvidia") {
-    $CPP_CONFIG = " -D__HIP_PLATFORM_NVIDIA__= -I$HIP_PATH/include -I$CUDA_PATH/include";
+    $CPP_CONFIG = " -D__HIP_PLATFORM_NVCC__= -D__HIP_PLATFORM_NVIDIA__= -I$HIP_PATH/include -I$CUDA_PATH/include";
 };
 
 if ($p_help) {

hip-config.cmake.in

@@ -119,7 +119,7 @@ endif()
 
 # Right now this is only supported for amd platforms
 set_target_properties(hip::host PROPERTIES
-  INTERFACE_COMPILE_DEFINITIONS "__HIP_PLATFORM_AMD__=1"
+  INTERFACE_COMPILE_DEFINITIONS "__HIP_PLATFORM_HCC__=1;__HIP_PLATFORM_AMD__=1"
 )
 
 if(HIP_RUNTIME MATCHES "rocclr")

include/hip/hip_common.h

@@ -27,6 +27,11 @@ THE SOFTWARE.
 // Auto enable __HIP_PLATFORM_AMD__ if compiling on AMD platform
 // Other compiler (GCC,ICC,etc) need to set one of these macros explicitly
 #if defined(__clang__) && defined(__HIP__)
+// The following macro will be removed after upstream updation
+#ifndef __HIP_PLATFORM_HCC__
+#define __HIP_PLATFORM_HCC__
+#endif
+
 #ifndef __HIP_PLATFORM_AMD__
 #define __HIP_PLATFORM_AMD__
 #endif
@@ -34,9 +39,15 @@ THE SOFTWARE.
 
 // Auto enable __HIP_PLATFORM_NVIDIA__ if compiling with NVIDIA platform
 #if defined(__NVCC__) || (defined(__clang__) && defined(__CUDA__) && !defined(__HIP__))
+// The following macro will be removed after upstream updation
+#ifndef __HIP_PLATFORM_NVCC__
+#define __HIP_PLATFORM_NVCC__
+#endif
+
 #ifndef __HIP_PLATFORM_NVIDIA__
 #define __HIP_PLATFORM_NVIDIA__
 #endif
+
 #ifdef __CUDACC__
 #define __HIPCC__
 #endif