diff --git a/ggml/src/ggml-sycl.cpp b/ggml/src/ggml-sycl.cpp index d1dd07f64..d8eb86c2c 100644 --- a/ggml/src/ggml-sycl.cpp +++ b/ggml/src/ggml-sycl.cpp @@ -4108,6 +4108,9 @@ bool ggml_sycl_compute_forward(ggml_backend_sycl_context & ctx, struct ggml_tens case GGML_OP_ARGSORT: func = ggml_sycl_argsort; break; + case GGML_OP_TIMESTEP_EMBEDDING: + func = ggml_sycl_op_timestep_embedding; + break; default: return false; } @@ -5225,6 +5228,7 @@ GGML_CALL static bool ggml_backend_sycl_supports_op(ggml_backend_t backend, cons case GGML_OP_UPSCALE: case GGML_OP_PAD: case GGML_OP_LEAKY_RELU: + case GGML_OP_TIMESTEP_EMBEDDING: return true; default: return false; diff --git a/ggml/src/ggml-sycl/backend.hpp b/ggml/src/ggml-sycl/backend.hpp index 98b0ebc19..58dd9c9a6 100644 --- a/ggml/src/ggml-sycl/backend.hpp +++ b/ggml/src/ggml-sycl/backend.hpp @@ -24,5 +24,6 @@ #include "rope.hpp" #include "norm.hpp" #include "softmax.hpp" +#include "tsembd.hpp" #endif // GGML_SYCL_BACKEND_HPP diff --git a/ggml/src/ggml-sycl/presets.hpp b/ggml/src/ggml-sycl/presets.hpp index 479789626..340ab8e93 100644 --- a/ggml/src/ggml-sycl/presets.hpp +++ b/ggml/src/ggml-sycl/presets.hpp @@ -42,6 +42,7 @@ #define SYCL_IM2COL_BLOCK_SIZE 256 #define SYCL_POOL2D_BLOCK_SIZE 256 #define SYCL_CONV_TRANPOSE_1D_BLOCK_SIZE 256 +#define SYCL_TIMESTEP_EMBEDDING_BLOCK_SIZE 256 // dmmv = dequantize_mul_mat_vec #ifndef GGML_SYCL_DMMV_X diff --git a/ggml/src/ggml-sycl/tsembd.cpp b/ggml/src/ggml-sycl/tsembd.cpp new file mode 100644 index 000000000..d5c227cd1 --- /dev/null +++ b/ggml/src/ggml-sycl/tsembd.cpp @@ -0,0 +1,71 @@ +// +// MIT license +// Copyright (C) 2024 Intel Corporation +// SPDX-License-Identifier: MIT +// + +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// + +#include "tsembd.hpp" + +static void timestep_embedding_f32( + const float * timesteps, float * dst, const int nb1, + const int dim, const int max_period, const sycl::nd_item<3> &item_ct1) { + // item_ct1.get_group(1)(blockIDx.y): idx of timesteps->ne[0] + // item_ct1.get_group(2) (blockIDx.x): idx of ((dim + 1) / 2) / BLOCK_SIZE + int i = item_ct1.get_group(1); + int j = item_ct1.get_local_id(2) + item_ct1.get_group(2) * item_ct1.get_local_range(2); + float * embed_data = (float *)((char *)dst + i*nb1); + + if (dim % 2 != 0 && j == ((dim + 1) / 2)) { + embed_data[dim] = 0.f; + } + + int half = dim / 2; + if (j >= half) { + return; + } + + float timestep = timesteps[i]; + float freq = (float)sycl::native::exp(-(sycl::log((float)max_period)) * j / half); + float arg = timestep * freq; + embed_data[j] = sycl::cos(arg); + embed_data[j + half] = sycl::sin(arg); +} + +static void timestep_embedding_f32_sycl( + const float * x, float * dst, const int ne00, const int nb1, + const int dim, const int max_period, const queue_ptr& stream) { + // As the kernel returns when thread.idx is larger than dim/2, the half_ceil does not need to pad + int half_ceil = dim / 2; + int num_blocks = (half_ceil + SYCL_TIMESTEP_EMBEDDING_BLOCK_SIZE - 1) / SYCL_TIMESTEP_EMBEDDING_BLOCK_SIZE; + sycl::range<3> block_dims(1, 1, SYCL_TIMESTEP_EMBEDDING_BLOCK_SIZE); + sycl::range<3> gridDim(1, ne00, num_blocks); + stream->parallel_for( + sycl::nd_range<3>( + gridDim * block_dims, block_dims), + [=](sycl::nd_item<3> item_ct1) { + timestep_embedding_f32( + x, dst, nb1, dim, max_period, item_ct1 + ); + }); +} + +void ggml_sycl_op_timestep_embedding(ggml_backend_sycl_context & ctx, const ggml_tensor *src0, + const ggml_tensor *src1, ggml_tensor * dst) { + const float * src0_d = (const float *)src0->data; + float * dst_d = (float *)dst->data; + dpct::queue_ptr stream = ctx.stream(); + + GGML_ASSERT(src0->type == GGML_TYPE_F32); + GGML_ASSERT(dst->type == GGML_TYPE_F32); + + const int dim = dst->op_params[0]; + const int max_period = dst->op_params[1]; + + timestep_embedding_f32_sycl(src0_d, dst_d, src0->ne[0], dst->nb[1], dim, max_period, stream); +} diff --git a/ggml/src/ggml-sycl/tsembd.hpp b/ggml/src/ggml-sycl/tsembd.hpp new file mode 100644 index 000000000..ff854c337 --- /dev/null +++ b/ggml/src/ggml-sycl/tsembd.hpp @@ -0,0 +1,21 @@ +// +// MIT license +// Copyright (C) 2024 Intel Corporation +// SPDX-License-Identifier: MIT +// + +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// + +#ifndef GGML_SYCL_TSEMBD_HPP +#define GGML_SYCL_TSEMBD_HPP + +#include "common.hpp" + +void ggml_sycl_op_timestep_embedding(ggml_backend_sycl_context & ctx, const ggml_tensor *src0, + const ggml_tensor *src1, ggml_tensor * dst); + +#endif // GGML_SYCL_TSEMBD_HPP