ROCm/HIP roc-1.5.0

ROCm 1.5.0

on GitHub

Contributor specific changes:
@adityaaatluri
Features:

1. Added new API hipHccModuleLaunchKernel which works exactly as hipModuleLaunchKernel but takes OpenCL programming models launch parameters. And its test
2. Added new API hipMemPtrGetInfo
3. Added new field to hipDeviceProp_t -> gcnArch which returns 803, 700, 900 etc.,

Bug Fixes:

1. Added return status check for module_api
2. Fixed Copyright and header names
3. Fixed issue with bit_extract sample
4. Enable lgamma and lgammaf
5. Added guard for GFX8 specific intrinsics
6. Fixed few issues with operator overloading of vector data types
7. Fixed atanf
8. Added guard for __half data types to work with clang version more than 3. (Will be removed eventually).
9. Fixed 4_shfl to work only for gfx803 as hawaii don't support permute ops