Files
composable_kernel/example/ck_tile/01_fmha/fmha_fwd_v3.cpp
Po Yen Chen d876e87fe4 [CK_TILE] Add FAv3 fwd pipeline (#2731)
* Add FAv3 fwd pipeline

* Unpack v_pk_mul to hide v_mov

* Avoid compiler moving l compute across phase

* Sync sched_group_barrier() setting for masking cases
2025-09-01 09:16:45 +08:00

61 lines
1.9 KiB
C++

// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2025, Advanced Micro Devices, Inc. All rights reserved.
#include "fmha_fwd_v3.hpp"
#include "fmha_fwd_v3_impl.hpp"
#include "mask.hpp"
namespace ck_tile {
std::ostream& operator<<(std::ostream& stream, const fmha_fwd_v3_args::data_type_enum& data_type)
{
switch(data_type)
{
case fmha_fwd_v3_args::data_type_enum::fp16: return stream << "fp16";
case fmha_fwd_v3_args::data_type_enum::bf16: return stream << "bf16";
default: return stream << "unknown";
}
}
std::pair<bool, float> fmha_fwd_v3(const fmha_fwd_v3_args& args, const stream_config& config)
{
if(args.data_type == fmha_fwd_v3_args::data_type_enum::fp16)
{
if(args.mask_type == static_cast<int>(mask_enum::no_mask))
{
using kernel_traits =
fmha_fwd_v3_kernel_traits<fmha_fwd_v3_args::data_type_enum::fp16, false, false>;
return fmha_fwd_v3_kernel_dispatch<kernel_traits>(args, config);
}
else
{
using kernel_traits =
fmha_fwd_v3_kernel_traits<fmha_fwd_v3_args::data_type_enum::fp16, false, true>;
return fmha_fwd_v3_kernel_dispatch<kernel_traits>(args, config);
}
}
else if(args.data_type == fmha_fwd_v3_args::data_type_enum::bf16)
{
if(args.mask_type == static_cast<int>(mask_enum::no_mask))
{
using kernel_traits =
fmha_fwd_v3_kernel_traits<fmha_fwd_v3_args::data_type_enum::bf16, false, false>;
return fmha_fwd_v3_kernel_dispatch<kernel_traits>(args, config);
}
else
{
using kernel_traits =
fmha_fwd_v3_kernel_traits<fmha_fwd_v3_args::data_type_enum::bf16, false, true>;
return fmha_fwd_v3_kernel_dispatch<kernel_traits>(args, config);
}
}
return std::make_pair(false, -1.f);
}
} // namespace ck_tile