diff options
Diffstat (limited to 'libgomp/libgomp.texi')
| -rw-r--r-- | libgomp/libgomp.texi | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi index fed9d5e..6909c2b 100644 --- a/libgomp/libgomp.texi +++ b/libgomp/libgomp.texi @@ -258,7 +258,7 @@ The OpenMP 4.5 specification is fully supported. device memory mapped by an array section @tab P @tab @item Mapping of Fortran pointer and allocatable variables, including pointer and allocatable components of variables - @tab P @tab Mapping of vars with allocatable components unsupported + @tab Y @tab @item @code{defaultmap} extensions @tab Y @tab @item @code{declare mapper} directive @tab N @tab @item @code{omp_get_supported_active_levels} routine @tab Y @tab @@ -6888,7 +6888,7 @@ The implementation remark: @code{device(ancestor:1)}) are processed serially per @code{target} region such that the next reverse offload region is only executed after the previous one returned. -@item OpenMP code that has a @code{requires} directive with +@item OpenMP code that has a @code{requires} directive with @code{self_maps} or @code{unified_shared_memory} is only supported if all AMD GPUs have the @code{HSA_AMD_SYSTEM_INFO_SVM_ACCESSIBLE_BY_DEFAULT} property; for discrete GPUs, this may require setting the @code{HSA_XNACK} environment @@ -6945,6 +6945,9 @@ or string (str) data type, call @code{omp_get_interop_int}, Note that @code{device_num} is the OpenMP device number while @code{device} is the HIP device number or HSA device handle. +When using HIP with C and C++, the @code{__HIP_PLATFORM_AMD__} preprocessor +macro must be defined before including the HIP header files. + For the API routine call, add the prefix @code{omp_ipr_} to the property name; for instance: @smallexample @@ -7045,7 +7048,7 @@ The implementation remark: Per device, reverse offload regions are processed serially such that the next reverse offload region is only executed after the previous one returned. -@item OpenMP code that has a @code{requires} directive with +@item OpenMP code that has a @code{requires} directive with @code{self_maps} or @code{unified_shared_memory} runs on nvptx devices if and only if all of those support the @code{pageableMemoryAccess} property;@footnote{ @uref{https://docs.nvidia.com/cuda/cuda-c-programming-guide/index.html#um-requirements}} @@ -7107,6 +7110,9 @@ or string (str) data type, call @code{omp_get_interop_int}, Note that @code{device_num} is the OpenMP device number while @code{device} is the CUDA, CUDA Driver, or HIP device number. +When using HIP with C and C++, the @code{__HIP_PLATFORM_NVIDIA__} preprocessor +macro must be defined before including the HIP header files. + For the API routine call, add the prefix @code{omp_ipr_} to the property name; for instance: @smallexample |