Improving build time by removing the gfx11xx and host code from rccl_float8.h (#1789)

* removing extra build time by removing the gfx11xx arch from using hip_fp8

---------

Co-authored-by: Marzieh Berenjkoub <mberenjk@amd.com>

src/include/rccl_float8.h

@@ -40,50 +40,17 @@ typedef struct
 } rccl_bfloat8;
 
 // __cplusplus < 201103L || (!defined(__HIP_PLATFORM_AMD__) && !defined(__HIPCC__))
-#elif HIP_VERSION >= 60300000
+#elif HIP_VERSION >= 60300000 && !(defined(__gfx1100__) || defined(__gfx1101__) || defined(__gfx1102__) || defined(__gfx1030__))
 
 #include <hip/hip_fp8.h>
 
-#if   __HIP_DEVICE_COMPILE__ && (defined(__gfx950__) || defined(__gfx1200__) || defined(__gfx1201__) ||  (defined(__gfx1100__) || defined(__gfx1101__)))//HIP_FP8_TYPE_OCP is enabled.
-typedef __hip_fp8_e4m3 rccl_float8;
-typedef __hip_fp8_e5m2 rccl_bfloat8;
-#elif __HIP_DEVICE_COMPILE__ && (defined(__gfx942__))
+#if __HIP_DEVICE_COMPILE__ && (defined(__gfx942__))
 typedef __hip_fp8_e4m3_fnuz rccl_float8;
 typedef __hip_fp8_e5m2_fnuz rccl_bfloat8;
 #else
 typedef __hip_fp8_e4m3 rccl_float8;
 typedef __hip_fp8_e5m2 rccl_bfloat8;
 #endif
-    
-inline std::ostream& operator<<(std::ostream& os, const rccl_float8& f8)
-{
-    return os << float(f8);
-}
-
-inline std::ostream& operator<<(std::ostream& os, const rccl_bfloat8& bf8)
-{
-    return os << float(bf8);
-}
-
-inline __host__ __device__ float operator*(rccl_float8 a, rccl_float8 b)
-{
-    return float(a) * float(b);
-}
-
-inline __host__ __device__ float operator*(rccl_bfloat8 a, rccl_bfloat8 b)
-{
-    return float(a) * float(b);
-}
-
-inline __host__ __device__ float operator*(rccl_float8 a, float b)
-{
-    return float(a) * float(b);
-}
-
-inline __host__ __device__ float operator*(rccl_bfloat8 a, float b)
-{
-    return float(a) * float(b);
-}
 
 // For older versions of ROCm that do not include hip_fp8.h,
 // we provide a local version of the header file as a fallback.