[Beignet] [PATCH 2/3] Runtime: Add new API enums for cl_intel_required_subgroup_size extension
Pan, Xiuli
xiuli.pan at intel.com
Tue Jun 13 09:08:40 UTC 2017
Add with the next version macro.
-----Original Message-----
From: Beignet [mailto:beignet-bounces at lists.freedesktop.org] On Behalf Of Pan, Xiuli
Sent: Tuesday, June 13, 2017 17:06
To: Yang, Rong R <rong.r.yang at intel.com>; beignet at lists.freedesktop.org
Subject: Re: [Beignet] [PATCH 2/3] Runtime: Add new API enums for cl_intel_required_subgroup_size extension
Now we have no clang support this extension, I think we can add that in next LLVM support.
-----Original Message-----
From: Yang, Rong R
Sent: Tuesday, June 13, 2017 16:41
To: Pan, Xiuli <xiuli.pan at intel.com>; beignet at lists.freedesktop.org
Cc: Pan, Xiuli <xiuli.pan at intel.com>
Subject: RE: [Beignet] [PATCH 2/3] Runtime: Add new API enums for cl_intel_required_subgroup_size extension
Also need add the extension define to backend/src/libocl/include/ocl.h file.
> -----Original Message-----
> From: Beignet [mailto:beignet-bounces at lists.freedesktop.org] On Behalf
> Of Xiuli Pan
> Sent: Monday, June 5, 2017 16:28
> To: beignet at lists.freedesktop.org
> Cc: Pan, Xiuli <xiuli.pan at intel.com>
> Subject: [Beignet] [PATCH 2/3] Runtime: Add new API enums for
> cl_intel_required_subgroup_size extension
>
> From: Pan Xiuli <xiuli.pan at intel.com>
>
> Add CL_DEVICE_SUB_GROUP_SIZES_INTEL for clGetDeviceInfo, add
> CL_KERNEL_SPILL_MEM_SIZE_INTEL for clGetKernelWorkGroupInfo and add
> CL_KERNEL_COMPILE_SUB_GROUP_SIZE_INTEL for clGetKernelSubGroupInfo.
> We only have this extension for LLVM 40+ for frontend support.
>
> Signed-off-by: Pan Xiuli <xiuli.pan at intel.com>
> ---
> include/CL/cl_intel.h | 6 ++++++
> src/cl_device_id.c | 27 +++++++++++++++++++++++++++
> src/cl_device_id.h | 2 ++
> src/cl_extensions.c | 8 ++++++++
> src/cl_extensions.h | 1 +
> src/cl_gt_device.h | 2 ++
> 6 files changed, 46 insertions(+)
>
> diff --git a/include/CL/cl_intel.h b/include/CL/cl_intel.h index
> 47bae46..3cb8515 100644
> --- a/include/CL/cl_intel.h
> +++ b/include/CL/cl_intel.h
> @@ -197,6 +197,12 @@ typedef CL_API_ENTRY cl_int
> void* /*param_value*/,
> size_t*
> /*param_value_size_ret*/ ); #endif
> +
> +/* cl_intel_required_subgroup_size extension*/
> +#define CL_DEVICE_SUB_GROUP_SIZES_INTEL 0x4108
> +#define CL_KERNEL_SPILL_MEM_SIZE_INTEL 0x4109
> +#define CL_KERNEL_COMPILE_SUB_GROUP_SIZE_INTEL 0x410A
> +
> #ifdef __cplusplus
> }
> #endif
> diff --git a/src/cl_device_id.c b/src/cl_device_id.c index
> 50ed0d9..99258f7
> 100644
> --- a/src/cl_device_id.c
> +++ b/src/cl_device_id.c
> @@ -1335,6 +1335,10 @@ cl_get_device_info(cl_device_id device,
> src_ptr = device->driver_version;
> src_size = device->driver_version_sz;
> break;
> + case CL_DEVICE_SUB_GROUP_SIZES_INTEL:
> + src_ptr = device->sub_group_sizes;
> + src_size = device->sub_group_sizes_sz;
> + break;
>
> default:
> return CL_INVALID_VALUE;
> @@ -1477,6 +1481,7 @@ cl_get_kernel_workgroup_info(cl_kernel kernel,
> DECL_FIELD(COMPILE_WORK_GROUP_SIZE, kernel->compile_wg_sz)
> DECL_FIELD(PRIVATE_MEM_SIZE, kernel->stack_size)
> case CL_KERNEL_GLOBAL_WORK_SIZE:
> + {
> dimension = cl_check_builtin_kernel_dimension(kernel, device);
> if ( !dimension ) return CL_INVALID_VALUE;
> if (param_value_size_ret != NULL) @@ -1494,6 +1499,18 @@
> cl_get_kernel_workgroup_info(cl_kernel kernel,
> return CL_SUCCESS;
> }
> return CL_SUCCESS;
> + }
> + case CL_KERNEL_SPILL_MEM_SIZE_INTEL:
> + {
> + if (param_value && param_value_size < sizeof(cl_ulong))
> + return CL_INVALID_VALUE;
> + if (param_value_size_ret != NULL)
> + *param_value_size_ret = sizeof(cl_ulong);
> + if (param_value)
> + *(cl_ulong*)param_value =
> (cl_ulong)interp_kernel_get_scratch_size(kernel->opaque);
> + return CL_SUCCESS;
> + }
> +
> default:
> return CL_INVALID_VALUE;
> };
> @@ -1577,6 +1594,16 @@ cl_get_kernel_subgroup_info(cl_kernel kernel,
> }
> break;
> }
> + case CL_KERNEL_COMPILE_SUB_GROUP_SIZE_INTEL:
> + {
> + if (param_value && param_value_size < sizeof(size_t))
> + return CL_INVALID_VALUE;
> + if (param_value_size_ret != NULL)
> + *param_value_size_ret = sizeof(size_t);
> + if (param_value)
> + *(size_t*)param_value = interp_kernel_get_simd_width(kernel-
> >opaque);
> + return CL_SUCCESS;
> + }
> default:
> return CL_INVALID_VALUE;
> };
> diff --git a/src/cl_device_id.h b/src/cl_device_id.h index
> 6b8f2eb..93bd2f1
> 100644
> --- a/src/cl_device_id.h
> +++ b/src/cl_device_id.h
> @@ -136,6 +136,8 @@ struct _cl_device_id {
> uint32_t atomic_test_result;
> cl_uint image_pitch_alignment;
> cl_uint image_base_address_alignment;
> + size_t sub_group_sizes[2];
> + size_t sub_group_sizes_sz;
>
> //inited as NULL, created only when cmrt kernel is used
> void* cmrt_device; //realtype: CmDevice* diff --git
> a/src/cl_extensions.c b/src/cl_extensions.c index d49d202..56099ad
> 100644
> --- a/src/cl_extensions.c
> +++ b/src/cl_extensions.c
> @@ -69,8 +69,16 @@ check_intel_extension(cl_extensions_t *extensions) {
> int id;
> for(id = INTEL_EXT_START_ID; id <= INTEL_EXT_END_ID; id++)
> + {
> if(id != EXT_ID(intel_motion_estimation))
> extensions->extensions[id].base.ext_enabled = 1;
> + if(id == EXT_ID(intel_required_subgroup_size))
> +#if LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR > 40
> + extensions->extensions[id].base.ext_enabled = 1; #else
> + extensions->extensions[id].base.ext_enabled = 0; #endif
> + }
> }
>
> void
> diff --git a/src/cl_extensions.h b/src/cl_extensions.h index
> af0855e..bb61c0b 100644
> --- a/src/cl_extensions.h
> +++ b/src/cl_extensions.h
> @@ -30,6 +30,7 @@
> DECL_EXT(intel_motion_estimation) \
> DECL_EXT(intel_subgroups) \
> DECL_EXT(intel_subgroups_short) \
> + DECL_EXT(intel_required_subgroup_size) \
> DECL_EXT(intel_media_block_io) \
> DECL_EXT(intel_planar_yuv)
>
> diff --git a/src/cl_gt_device.h b/src/cl_gt_device.h index
> ca4f3c5..f6cb5f8 100644
> --- a/src/cl_gt_device.h
> +++ b/src/cl_gt_device.h
> @@ -153,4 +153,6 @@ DECL_INFO_STRING(spir_versions, "1.2")
> .partition_type = {0}, .image_pitch_alignment = 1,
> .image_base_address_alignment = 4096,
> +.sub_group_sizes = {8, 16},
> +.sub_group_sizes_sz = sizeof(size_t) * 2,
> .cmrt_device = NULL
> --
> 2.7.4
>
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