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Unverified Commit 851c3ed1 authored by carlushuang's avatar carlushuang Committed by GitHub
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[CK_TILE] support alibi (#1269) 



* add alibi support

* fix code

* update code based on comment

* Support more hdim

* fix fp8 bias

* support seqlen_k=0 case

* remove unused printf

* fix format

---------
Co-authored-by: default avatarrocking <ChunYu.Lai@amd.com>
parent 6d073d31
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Showing with 220 additions and 2 deletions
include/ck_tile/ops/fmha/pipeline/tile_fmha_traits.hpp
View file @ 851c3ed1
......@@ -4,6 +4,7 @@
#pragma once
#include "ck_tile/core.hpp"
#include "ck_tile/ops/fmha/block/block_attention_bias_enum.hpp"
namespace ck_tile {
......@@ -11,7 +12,7 @@ template <bool kPadSeqLenQ_ /* padding for seqlen_q */,
bool kPadSeqLenK_ /* padding for seqlen_k */,
bool kPadHeadDimQ_ /* paddding for hdim_q */,
bool kPadHeadDimV_ /* paddding for hdim_v */,
bool kHasBias_,
BlockAttentionBiasEnum BiasEnum_,
bool kStoreLSE_,
bool kDoFp8StaticQuant_,
index_t kBlockPerCu_ = -1 /* overwrite occupancy if not -1 */>
......@@ -21,7 +22,7 @@ struct TileFmhaTraits
static constexpr bool kPadSeqLenK = kPadSeqLenK_;
static constexpr bool kPadHeadDimQ = kPadHeadDimQ_;
static constexpr bool kPadHeadDimV = kPadHeadDimV_;
static constexpr bool kHasBias = kHasBias_;
static constexpr auto BiasEnum = BiasEnum_;
static constexpr bool kStoreLSE = kStoreLSE_;
static constexpr bool kDoFp8StaticQuant = kDoFp8StaticQuant_;
static constexpr index_t kBlockPerCu = kBlockPerCu_;
......
test/CMakeLists.txt
View file @ 851c3ed1
......@@ -181,3 +181,4 @@ add_subdirectory(wrapper)
if(GPU_TARGETS MATCHES "gfx11")
add_subdirectory(wmma_op)
endif()
add_subdirectory(position_embedding)
test/position_embedding/CMakeLists.txt 0 → 100644
View file @ 851c3ed1
add_test_executable(test_position_embedding position_embedding.cpp)
test/position_embedding/position_embedding.cpp 0 → 100644
View file @ 851c3ed1
// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2024, Advanced Micro Devices, Inc. All rights reserved.
#include <vector>
#include <iostream>
#include <numeric>
#include <cassert>
#include "ck_tile/core.hpp"
#include "ck_tile/ops/fmha.hpp"
#ifndef TEST_ALIBI_VERBOSE
#define TEST_ALIBI_VERBOSE 0
#endif
template <typename DataType>
struct attention_score
{
ck_tile::index_t rows, cols;
std::vector<DataType> pixels;
attention_score(ck_tile::index_t rows_,
ck_tile::index_t cols_,
DataType init_v_ = static_cast<DataType>(0))
: rows(rows_), cols(cols_), pixels(rows_ * cols_, init_v_)
{
}
auto& operator()(ck_tile::index_t i_row, ck_tile::index_t i_col)
{
return pixels[i_row * cols + i_col];
}
void print()
{
for(auto i_row = 0; i_row < rows; i_row++)
{
for(auto i_col = 0; i_col < cols; i_col++)
{
std::cout << pixels[i_row * cols + i_col] << " ";
}
std::cout << std::endl;
}
}
};
template <bool RowMajor, typename DataType>
void alibi_traverse_with_slope(attention_score<DataType>& score,
DataType slope,
ck_tile::AlibiMode mode = ck_tile::AlibiMode::VERTICAL)
{
using Alibi = ck_tile::Alibi<DataType, RowMajor>;
auto alibi = Alibi{slope, score.rows, score.cols, mode};
for(ck_tile::index_t i_row = 0; i_row < score.rows; i_row++)
{
for(ck_tile::index_t i_col = 0; i_col < score.cols; i_col++)
{
alibi.update(score(i_row, i_col), i_row, i_col);
}
}
}
std::string alibi_mode_to_str(ck_tile::AlibiMode mode)
{
if(mode == ck_tile::AlibiMode::VERTICAL)
return std::string("alibi_verti");
else if(mode == ck_tile::AlibiMode::FROM_TOP_LEFT)
return std::string("alibi_top-l");
else if(mode == ck_tile::AlibiMode::FROM_BOTTOM_RIGHT)
return std::string("alibi_bot-r");
return "";
}
template <bool RowMajor, typename DataType>
bool test_alibi_traverse_with_slope(ck_tile::index_t rows,
ck_tile::index_t cols,
DataType slope,
ck_tile::AlibiMode mode,
const std::vector<DataType>& expected)
{
attention_score<DataType> score{rows, cols};
alibi_traverse_with_slope<RowMajor, DataType>(score, slope, mode);
bool is_match = std::equal(score.pixels.begin(), score.pixels.end(), expected.begin());
#if TEST_ALIBI_VERBOSE
std::cout << "---------" << alibi_mode_to_str(mode) << ", " << rows << "x" << cols << "("
<< (RowMajor ? "row_major" : "col_major") << ")"
<< (is_match ? ", valie:y" : ", valid:n") << std::endl;
score.print();
#endif
return is_match;
}
template <typename DataType>
bool test_alibi_slope_generation(ck_tile::index_t nheads, const std::vector<DataType>& expected)
{
auto slopes = ck_tile::get_alibi_slopes<DataType>(nheads);
bool is_match = std::equal(slopes.begin(),
slopes.end(),
expected.begin(),
expected.end(),
[](const DataType& lhs, const DataType& rhs) {
constexpr float rtol = 1e-6;
auto error = std::abs(lhs - rhs);
return error < rtol * std::abs(rhs);
});
#if TEST_ALIBI_VERBOSE
std::cout << "-------------------- slopes " << nheads << ", " << (is_match ? "y" : "n")
<< std::endl;
for(ck_tile::index_t i = 0; i < nheads; i++)
{
std::cout << slopes[i] << " ";
}
std::cout << std::endl;
#endif
return is_match;
}
int main()
{
using dtype = int32_t;
dtype slope = static_cast<dtype>(1);
bool rtn = true;
// clang-format off
rtn &= test_alibi_traverse_with_slope<true, dtype>(4, 6, slope, ck_tile::AlibiMode::VERTICAL, {0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5});
rtn &= test_alibi_traverse_with_slope<true, dtype>(4, 6, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2, 3, 4, 5,
1, 0, 1, 2, 3, 4,
2, 1, 0, 1, 2, 3,
3, 2, 1, 0, 1, 2});
rtn &= test_alibi_traverse_with_slope<true, dtype>(6, 4, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2, 3,
1, 0, 1, 2,
2, 1, 0, 1,
3, 2, 1, 0,
4, 3, 2, 1,
5, 4, 3, 2});
rtn &= test_alibi_traverse_with_slope<true, dtype>(3, 3, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2,
1, 0, 1,
2, 1, 0});
rtn &= test_alibi_traverse_with_slope<true, dtype>(4, 6, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {2, 1, 0, 1, 2, 3,
3, 2, 1, 0, 1, 2,
4, 3, 2, 1, 0, 1,
5, 4, 3, 2, 1, 0});
rtn &= test_alibi_traverse_with_slope<true, dtype>(6, 4, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {2, 3, 4, 5,
1, 2, 3, 4,
0, 1, 2, 3,
1, 0, 1, 2,
2, 1, 0, 1,
3, 2, 1, 0});
rtn &= test_alibi_traverse_with_slope<true, dtype>(3, 3, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {0, 1, 2,
1, 0, 1,
2, 1, 0});
rtn &= test_alibi_traverse_with_slope<false, dtype>(4, 6, slope, ck_tile::AlibiMode::VERTICAL, {0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5,
0, 1, 2, 3, 4, 5});
rtn &= test_alibi_traverse_with_slope<false, dtype>(4, 6, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2, 3, 4, 5,
1, 0, 1, 2, 3, 4,
2, 1, 0, 1, 2, 3,
3, 2, 1, 0, 1, 2});
rtn &= test_alibi_traverse_with_slope<false, dtype>(6, 4, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2, 3,
1, 0, 1, 2,
2, 1, 0, 1,
3, 2, 1, 0,
4, 3, 2, 1,
5, 4, 3, 2});
rtn &= test_alibi_traverse_with_slope<false, dtype>(3, 3, slope, ck_tile::AlibiMode::FROM_TOP_LEFT, {0, 1, 2,
1, 0, 1,
2, 1, 0});
rtn &= test_alibi_traverse_with_slope<false, dtype>(4, 6, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {2, 1, 0, 1, 2, 3,
3, 2, 1, 0, 1, 2,
4, 3, 2, 1, 0, 1,
5, 4, 3, 2, 1, 0});
rtn &= test_alibi_traverse_with_slope<false, dtype>(6, 4, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {2, 3, 4, 5,
1, 2, 3, 4,
0, 1, 2, 3,
1, 0, 1, 2,
2, 1, 0, 1,
3, 2, 1, 0});
rtn &= test_alibi_traverse_with_slope<false, dtype>(3, 3, slope, ck_tile::AlibiMode::FROM_BOTTOM_RIGHT, {0, 1, 2,
1, 0, 1,
2, 1, 0});
rtn &= test_alibi_slope_generation<float>(8, {0.5, 0.25, 0.125, 0.0625, 0.03125, 0.015625, 0.0078125, 0.00390625});
rtn &= test_alibi_slope_generation<float>(16, {0.7071067811865476, 0.5, 0.35355339059327384, 0.25000000000000006, 0.17677669529663692,
0.12500000000000006, 0.08838834764831849, 0.06250000000000004, 0.044194173824159244,
0.03125000000000002, 0.022097086912079626, 0.01562500000000001, 0.011048543456039816,
0.007812500000000007, 0.005524271728019908, 0.003906250000000004});
rtn &= test_alibi_slope_generation<float>(1, {0.00390625});
rtn &= test_alibi_slope_generation<float>(5, {0.25, 0.0625, 0.015625, 0.00390625, 0.5});
rtn &= test_alibi_slope_generation<float>(6, {0.25, 0.0625, 0.015625, 0.00390625, 0.5, 0.125});
rtn &= test_alibi_slope_generation<float>(7, {0.25, 0.0625, 0.015625, 0.00390625, 0.5, 0.125, 0.03125});
rtn &= test_alibi_slope_generation<float>(9, {0.5, 0.25, 0.125, 0.0625, 0.03125, 0.015625, 0.0078125, 0.00390625, 0.7071067811865476});
// clang-format on
return rtn ? 0 : -1;
}
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