1#include "binbcast.hpp"
  2
  3#include <cstddef>
  4#include <cstdint>
  5#include <sycl/sycl.hpp>
  6
  7#include "ggml.h"
  8
  9template<float (*bin_op)(const float, const float), typename src0_t, typename src1_t, typename dst_t>
 10static void k_bin_bcast(const src0_t * src0, const src1_t * src1, dst_t * dst,
 11        int ne0, int ne1, int ne2, int ne3,
 12        int ne10, int ne11, int ne12, int ne13,
 13        /*int s0, */ int s1,  int s2,  int s3,
 14        /*int s00,*/ int s01, int s02, int s03,
 15        /*int s10,*/ int s11, int s12, int s13,
 16        const sycl::nd_item<3> &item_ct1) {
 17    const int i0s = item_ct1.get_local_range(2) * item_ct1.get_group(2) +
 18                    item_ct1.get_local_id(2);
 19    const int i1 = (item_ct1.get_local_range(1) * item_ct1.get_group(1) +
 20                    item_ct1.get_local_id(1));
 21    const int i2 = (item_ct1.get_local_range(0) * item_ct1.get_group(0) +
 22                    item_ct1.get_local_id(0)) /
 23                   ne3;
 24    const int i3 = (item_ct1.get_local_range(0) * item_ct1.get_group(0) +
 25                    item_ct1.get_local_id(0)) %
 26                   ne3;
 27
 28    if (i0s >= ne0 || i1 >= ne1 || i2 >= ne2 || i3 >= ne3) {
 29        return;
 30    }
 31
 32    const int i11 = i1 % ne11;
 33    const int i12 = i2 % ne12;
 34    const int i13 = i3 % ne13;
 35
 36    const size_t i_src0 =  i3*s03 +  i2*s02 +  i1*s01;
 37    const size_t i_src1 = i13*s13 + i12*s12 + i11*s11;
 38    const size_t i_dst  =  i3*s3  +  i2*s2  +  i1*s1;
 39
 40    const src0_t * src0_row = src0 + i_src0;
 41    const src1_t * src1_row = src1 + i_src1;
 42    dst_t * dst_row = dst + i_dst;
 43
 44    for (int i0 = i0s; i0 < ne0;
 45         i0 += item_ct1.get_local_range(2) * item_ct1.get_group_range(2)) {
 46        const int i10 = i0 % ne10;
 47        dst_row[i0] = (dst_t)bin_op(src0 ? (float)src0_row[i0] : 0.0f, (float)src1_row[i10]);
 48    }
 49}
 50
 51template<float (*bin_op)(const float, const float), typename src0_t, typename src1_t, typename dst_t>
 52static void k_bin_bcast_unravel(const src0_t * src0, const src1_t * src1, dst_t * dst,
 53        int ne0, int ne1, int ne2, int ne3,
 54        int ne10, int ne11, int ne12, int ne13,
 55        /*int s0, */ int s1,  int s2,  int s3,
 56        /*int s00,*/ int s01, int s02, int s03,
 57        /*int s10,*/ int s11, int s12, int s13,
 58        const sycl::nd_item<3> &item_ct1) {
 59
 60    const int i = item_ct1.get_local_range(2) * item_ct1.get_group(2) +
 61                  item_ct1.get_local_id(2);
 62
 63    const int i3 = i/(ne2*ne1*ne0);
 64    const int i2 = (i/(ne1*ne0)) % ne2;
 65    const int i1 = (i/ne0) % ne1;
 66    const int i0 = i % ne0;
 67
 68    if (i0 >= ne0 || i1 >= ne1 || i2 >= ne2 || i3 >= ne3) {
 69        return;
 70    }
 71
 72    const int i11 = i1 % ne11;
 73    const int i12 = i2 % ne12;
 74    const int i13 = i3 % ne13;
 75
 76    const size_t i_src0 =  i3*s03 +  i2*s02 +  i1*s01;
 77    const size_t i_src1 = i13*s13 + i12*s12 + i11*s11;
 78    const size_t i_dst  =  i3*s3  +  i2*s2  +  i1*s1;
 79
 80    const src0_t * src0_row = src0 + i_src0;
 81    const src1_t * src1_row = src1 + i_src1;
 82    dst_t * dst_row = dst + i_dst;
 83
 84    const int i10 = i0 % ne10;
 85    dst_row[i0] = (dst_t)bin_op(src0 ? (float)src0_row[i0] : 0.0f, (float)src1_row[i10]);
 86}
 87
 88
 89template<float (*bin_op)(const float, const float)>
 90struct bin_bcast_sycl {
 91    template <typename src0_t, typename src1_t, typename dst_t>
 92    void operator()(const src0_t * src0_dd, const src1_t * src1_dd, dst_t * dst_dd, const int64_t ne00,
 93                    const int64_t ne01, const int64_t ne02, const int64_t ne03, const int64_t ne10, const int64_t ne11,
 94                    const int64_t ne12, const int64_t ne13, const int64_t ne0, const int64_t ne1, const int64_t ne2,
 95                    const int64_t ne3, const size_t nb00, const size_t nb01, const size_t nb02, const size_t nb03,
 96                    const size_t nb10, const size_t nb11, const size_t nb12, const size_t nb13, const size_t nb0,
 97                    const size_t nb1, const size_t nb2, const size_t nb3, const bool src0_is_contiguous,
 98                    const bool src1_is_contiguous, const bool dst_is_contiguous, queue_ptr stream) {
 99        int nr0 = ne10 / ne0;
100        int nr1 = ne11/ne1;
101        int nr2 = ne12/ne2;
102        int nr3 = ne13/ne3;
103
104        int nr[4] = { nr0, nr1, nr2, nr3 };
105
106        // collapse dimensions until first broadcast dimension
107        int64_t cne[] = {ne0, ne1, ne2, ne3};
108        int64_t cne0[] = {ne00, ne01, ne02, ne03};
109        int64_t cne1[] = {ne10, ne11, ne12, ne13};
110        size_t cnb[] = {nb0, nb1, nb2, nb3};
111        size_t cnb0[] = {nb00, nb01, nb02, nb03};
112        size_t cnb1[] = {nb10, nb11, nb12, nb13};
113        auto collapse = [](int64_t cne[]) {
114            cne[0] *= cne[1];
115            cne[1] = cne[2];
116            cne[2] = cne[3];
117            cne[3] = 1;
118        };
119
120        auto collapse_nb = [](size_t cnb[], int64_t cne[]) {
121            cnb[1] *= cne[1];
122            cnb[2] *= cne[2];
123            cnb[3] *= cne[3];
124        };
125
126        if (src0_is_contiguous && src1_is_contiguous && dst_is_contiguous) {
127            for (int i = 0; i < 4; i++) {
128                if (nr[i] != 1) {
129                    break;
130                }
131                if (i > 0) {
132                    collapse_nb(cnb, cne);
133                    collapse_nb(cnb0, cne0);
134                    collapse_nb(cnb1, cne1);
135                    collapse(cne);
136                    collapse(cne0);
137                    collapse(cne1);
138                }
139            }
140        }
141        {
142            int64_t ne0 = cne[0];
143            int64_t ne1 = cne[1];
144            int64_t ne2 = cne[2];
145            int64_t ne3 = cne[3];
146
147            int64_t ne10 = cne1[0];
148            int64_t ne11 = cne1[1];
149            int64_t ne12 = cne1[2];
150            int64_t ne13 = cne1[3];
151
152            size_t nb0 = cnb[0];
153            size_t nb1 = cnb[1];
154            size_t nb2 = cnb[2];
155            size_t nb3 = cnb[3];
156
157            size_t nb00 = cnb0[0];
158            size_t nb01 = cnb0[1];
159            size_t nb02 = cnb0[2];
160            size_t nb03 = cnb0[3];
161
162            size_t nb10 = cnb1[0];
163            size_t nb11 = cnb1[1];
164            size_t nb12 = cnb1[2];
165            size_t nb13 = cnb1[3];
166
167            size_t s0 = nb0 / sizeof(dst_t);
168            size_t s1 = nb1 / sizeof(dst_t);
169            size_t s2 = nb2 / sizeof(dst_t);
170            size_t s3 = nb3 / sizeof(dst_t);
171
172            size_t s10 = nb10 / sizeof(src1_t);
173            size_t s11 = nb11 / sizeof(src1_t);
174            size_t s12 = nb12 / sizeof(src1_t);
175            size_t s13 = nb13 / sizeof(src1_t);
176
177            size_t s00 = nb00 / sizeof(src0_t);
178            size_t s01 = nb01 / sizeof(src0_t);
179            size_t s02 = nb02 / sizeof(src0_t);
180            size_t s03 = nb03 / sizeof(src0_t);
181
182            GGML_UNUSED(s00);
183
184            GGML_ASSERT(nb0 % sizeof(dst_t) == 0);
185            GGML_ASSERT(nb1 % sizeof(dst_t) == 0);
186            GGML_ASSERT(nb2 % sizeof(dst_t) == 0);
187            GGML_ASSERT(nb3 % sizeof(dst_t) == 0);
188
189            GGML_ASSERT(nb00 % sizeof(src0_t) == 0);
190            GGML_ASSERT(nb01 % sizeof(src0_t) == 0);
191            GGML_ASSERT(nb02 % sizeof(src0_t) == 0);
192            GGML_ASSERT(nb03 % sizeof(src0_t) == 0);
193
194            GGML_ASSERT(nb10 % sizeof(src1_t) == 0);
195            GGML_ASSERT(nb11 % sizeof(src1_t) == 0);
196            GGML_ASSERT(nb12 % sizeof(src1_t) == 0);
197            GGML_ASSERT(nb13 % sizeof(src1_t) == 0);
198
199            GGML_ASSERT(s0 == 1);
200            GGML_ASSERT(s10 == 1);
201
202            const int block_size = 128;
203
204            int64_t hne0 = std::max(ne0/2LL, 1LL);
205
206            sycl::range<3> block_dims(1, 1, 1);
207            block_dims[2] = std::min<unsigned int>(hne0, block_size);
208            block_dims[1] = std::min<unsigned int>(
209                ne1, block_size / (unsigned int)block_dims[2]);
210            block_dims[0] = std::min(
211                std::min<unsigned int>(
212                    ne2 * ne3, block_size / (unsigned int)block_dims[2] /
213                                   (unsigned int)block_dims[1]),
214                64U);
215
216            sycl::range<3> block_nums(
217                (ne2 * ne3 + block_dims[0] - 1) / block_dims[0],
218                (ne1 + block_dims[1] - 1) / block_dims[1],
219                (hne0 + block_dims[2] - 1) / block_dims[2]);
220
221            if (block_nums[0] > 65535) {
222                // this is the maximum number of blocks in z direction, fallback to 1D grid kernel
223                int block_num = (ne0*ne1*ne2*ne3 + block_size - 1) / block_size;
224                {
225                    dpct::has_capability_or_fail(stream->get_device(),
226                                                 {sycl::aspect::fp16});
227
228                    stream->parallel_for(
229                        sycl::nd_range<3>(sycl::range<3>(1, 1, block_num) *
230                                              sycl::range<3>(1, 1, block_size),
231                                          sycl::range<3>(1, 1, block_size)),
232                        [=](sycl::nd_item<3> item_ct1) {
233                            k_bin_bcast_unravel<bin_op>(
234                                src0_dd, src1_dd, dst_dd, ne0, ne1, ne2, ne3,
235                                ne10, ne11, ne12, ne13, s1, s2, s3, s01, s02,
236                                s03, s11, s12, s13, item_ct1);
237                        });
238                }
239            } else {
240                /*
241                DPCT1049:16: The work-group size passed to the SYCL kernel may
242                exceed the limit. To get the device limit, query
243                info::device::max_work_group_size. Adjust the work-group size if
244                needed.
245                */
246                dpct::has_capability_or_fail(stream->get_device(),
247                                             {sycl::aspect::fp16});
248
249                stream->parallel_for(
250                    sycl::nd_range<3>(block_nums * block_dims, block_dims),
251                    [=](sycl::nd_item<3> item_ct1) {
252                        k_bin_bcast<bin_op>(src0_dd, src1_dd, dst_dd, ne0, ne1,
253                                            ne2, ne3, ne10, ne11, ne12, ne13,
254                                            s1, s2, s3, s01, s02, s03, s11, s12, s13,
255                                            item_ct1);
256                    });
257            }
258        }
259    }
260};
261
262template <class op>
263inline void ggml_sycl_op_bin_bcast(ggml_backend_sycl_context & ctx, const ggml_tensor * src0, const ggml_tensor * src1,
264                                   ggml_tensor * dst) {
265    dpct::queue_ptr main_stream = ctx.stream();
266    GGML_TENSOR_BINARY_OP_LOCALS
267
268    if (src0->type == GGML_TYPE_F32 && src1->type == GGML_TYPE_F32 && dst->type == GGML_TYPE_F32) {
269        op()((const float *) src0->data, (const float *) src1->data, (float *) dst->data, ne00, ne01, ne02, ne03, ne10,
270             ne11, ne12, ne13, ne0, ne1, ne2, ne3, nb00, nb01, nb02, nb03, nb10, nb11, nb12, nb13, nb0, nb1, nb2, nb3,
271             ggml_is_contiguous(src0), ggml_is_contiguous(src1), ggml_is_contiguous(dst), main_stream);
272    } else if (src0->type == GGML_TYPE_F16 && src1->type == GGML_TYPE_F16 && dst->type == GGML_TYPE_F16) {
273        op()((const sycl::half *) src0->data, (const sycl::half *) src1->data, (sycl::half *) dst->data, ne00, ne01,
274             ne02, ne03, ne10, ne11, ne12, ne13, ne0, ne1, ne2, ne3, nb00, nb01, nb02, nb03, nb10, nb11, nb12, nb13,
275             nb0, nb1, nb2, nb3, ggml_is_contiguous(src0), ggml_is_contiguous(src1), ggml_is_contiguous(dst),
276             main_stream);
277    } else if (src0->type == GGML_TYPE_F16 && src1->type == GGML_TYPE_F32 && dst->type == GGML_TYPE_F16) {
278        op()((const sycl::half *) src0->data, (const float *) src1->data, (sycl::half *) dst->data, ne00, ne01, ne02,
279             ne03, ne10, ne11, ne12, ne13, ne0, ne1, ne2, ne3, nb00, nb01, nb02, nb03, nb10, nb11, nb12, nb13, nb0, nb1,
280             nb2, nb3, ggml_is_contiguous(src0), ggml_is_contiguous(src1), ggml_is_contiguous(dst), main_stream);
281    } else if (src0->type == GGML_TYPE_I32 && src1->type == GGML_TYPE_I32 && dst->type == GGML_TYPE_I32) {
282        op()((const int32_t *) src0->data, (const int32_t *) src1->data, (int32_t *) dst->data, ne00, ne01, ne02, ne03,
283             ne10, ne11, ne12, ne13, ne0, ne1, ne2, ne3, nb00, nb01, nb02, nb03, nb10, nb11, nb12, nb13, nb0, nb1, nb2,
284             nb3, ggml_is_contiguous(src0), ggml_is_contiguous(src1), ggml_is_contiguous(dst), main_stream);
285    } else if (src0->type == GGML_TYPE_I16 && src1->type == GGML_TYPE_I16 && dst->type == GGML_TYPE_I16) {
286        op()((const int16_t *) src0->data, (const int16_t *) src1->data, (int16_t *) dst->data, ne00, ne01, ne02, ne03,
287             ne10, ne11, ne12, ne13, ne0, ne1, ne2, ne3, nb00, nb01, nb02, nb03, nb10, nb11, nb12, nb13, nb0, nb1, nb2,
288             nb3, ggml_is_contiguous(src0), ggml_is_contiguous(src1), ggml_is_contiguous(dst), main_stream);
289    } else {
290        fprintf(stderr, "%s: unsupported types: dst: %s, src0: %s, src1: %s\n", __func__, ggml_type_name(dst->type),
291                ggml_type_name(src0->type), ggml_type_name(src1->type));
292        GGML_ABORT("fatal error");
293    }
294}
295
296inline void ggml_sycl_op_add(ggml_backend_sycl_context & ctx, ggml_tensor *dst) {
297
298    ggml_sycl_op_bin_bcast<bin_bcast_sycl<op_add>>(ctx, dst->src[0], dst->src[1], dst);
299}
300
301inline void ggml_sycl_op_sub(ggml_backend_sycl_context & ctx, ggml_tensor *dst) {
302
303    ggml_sycl_op_bin_bcast<bin_bcast_sycl<op_sub>>(ctx, dst->src[0], dst->src[1], dst);
304}
305
306inline void ggml_sycl_op_mul(ggml_backend_sycl_context & ctx, ggml_tensor *dst) {
307
308    ggml_sycl_op_bin_bcast<bin_bcast_sycl<op_mul>>(ctx, dst->src[0], dst->src[1], dst);
309}
310
311inline void ggml_sycl_op_div(ggml_backend_sycl_context & ctx, ggml_tensor *dst) {
312
313    ggml_sycl_op_bin_bcast<bin_bcast_sycl<op_div>>(ctx, dst->src[0], dst->src[1], dst);
314}
315
316inline void ggml_sycl_op_repeat(ggml_backend_sycl_context & ctx, ggml_tensor *dst) {
317    ggml_sycl_op_bin_bcast<bin_bcast_sycl<op_repeat>>(ctx, dst, dst->src[0], dst);
318}
319
320
321void ggml_sycl_add(ggml_backend_sycl_context & ctx, ggml_tensor * dst) {
322    scope_op_debug_print scope_dbg_print(__func__, dst, /*num_src=*/2);
323    ggml_sycl_op_add(ctx, dst);
324}
325
326void ggml_sycl_sub(ggml_backend_sycl_context & ctx, ggml_tensor * dst) {
327    scope_op_debug_print scope_dbg_print(__func__, dst, /*num_src=*/2);
328    ggml_sycl_op_sub(ctx, dst);
329}
330
331void ggml_sycl_mul(ggml_backend_sycl_context & ctx, ggml_tensor * dst) {
332    scope_op_debug_print scope_dbg_print(__func__, dst, /*num_src=*/2);
333    ggml_sycl_op_mul(ctx, dst);
334}
335
336void ggml_sycl_div(ggml_backend_sycl_context & ctx, ggml_tensor * dst) {
337    scope_op_debug_print scope_dbg_print(__func__, dst, /*num_src=*/2);
338    ggml_sycl_op_div(ctx, dst);
339}
340
341void ggml_sycl_repeat(ggml_backend_sycl_context & ctx, ggml_tensor * dst) {
342    scope_op_debug_print scope_dbg_print(__func__, dst, /*num_src=*/1);
343    ggml_sycl_op_repeat(ctx, dst);
344}
345