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ggml : sync sycl (skip) (#0)

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This commit is contained in:
Georgi Gerganov
2024-07-08 13:50:14 +03:00
parent ff08e30ab5
commit 49868aa851
15 changed files with 1156 additions and 129 deletions
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59
ggml/src/ggml-sycl/common.hpp
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@ -17,6 +17,7 @@
#include <iostream>
#include "dpct/helper.hpp"
#include "ggml-sycl.h"
#include "presets.hpp"
#define GGML_COMMON_DECL_SYCL
@ -46,10 +47,6 @@ static int g_ggml_sycl_debug = 0;
} \
}()
// #define DEBUG_SYCL_MALLOC
static int g_work_group_size = 0;
// typedef sycl::half ggml_fp16_t;
#define __SYCL_ARCH__ DPCT_COMPATIBILITY_TEMP
#define VER_4VEC 610 // todo for hardward optimize.
@ -192,6 +189,8 @@ struct ggml_sycl_device_info {
sycl_device_info devices[GGML_SYCL_MAX_DEVICES] = {};
std::array<float, GGML_SYCL_MAX_DEVICES> default_tensor_split = {};
int max_work_group_sizes[GGML_SYCL_MAX_DEVICES] = {0};
};
const ggml_sycl_device_info & ggml_sycl_info();
@ -294,5 +293,57 @@ struct ggml_backend_sycl_context {
}
};
// common device functions
static __dpct_inline__ float warp_reduce_sum(float x,
const sycl::nd_item<3>& item_ct1) {
#pragma unroll
for (int mask = WARP_SIZE / 2; mask > 0; mask >>= 1) {
/*
DPCT1096:98: The right-most dimension of the work-group used in the SYCL
kernel that calls this function may be less than "32". The function
"dpct::permute_sub_group_by_xor" may return an unexpected result on the
CPU device. Modify the size of the work-group to ensure that the value
of the right-most dimension is a multiple of "32".
*/
x += dpct::permute_sub_group_by_xor(item_ct1.get_sub_group(), x, mask);
}
return x;
}
static __dpct_inline__ sycl::float2
warp_reduce_sum(sycl::float2 a, const sycl::nd_item<3>& item_ct1) {
#pragma unroll
for (int mask = WARP_SIZE / 2; mask > 0; mask >>= 1) {
a.x() += dpct::permute_sub_group_by_xor(item_ct1.get_sub_group(), a.x(),
mask);
a.y() += dpct::permute_sub_group_by_xor(item_ct1.get_sub_group(), a.y(),
mask);
}
return a;
}
static __dpct_inline__ float warp_reduce_max(float x,
const sycl::nd_item<3>& item_ct1) {
#pragma unroll
for (int mask = WARP_SIZE / 2; mask > 0; mask >>= 1) {
/*
DPCT1096:97: The right-most dimension of the work-group used in the SYCL
kernel that calls this function may be less than "32". The function
"dpct::permute_sub_group_by_xor" may return an unexpected result on the
CPU device. Modify the size of the work-group to ensure that the value
of the right-most dimension is a multiple of "32".
*/
x = sycl::fmax(x, dpct::permute_sub_group_by_xor(
item_ct1.get_sub_group(), x, mask));
}
return x;
}
// Helper for vec loading aligned data
template <typename Tp, int n>
inline sycl::vec<Tp, n> vec_aligned_load(const Tp* aligned_ptr) {
return *reinterpret_cast<const sycl::vec<Tp, n>*>(aligned_ptr);
}
#endif // GGML_SYCL_COMMON_HPP