tqcq/llama.cpp
0
0
Fork 0
mirror of https://github.com/ggml-org/llama.cpp.git synced 2025-08-18 05:56:00 -04:00
Code Issues Packages Projects Releases Wiki Activity

cuda, sycl : fix batched gemm when ne02 == 1 && ne03 > 1 (#15038)

Browse Source 
* cuda, sycl : fix batched gemm when ne02 == 1 && ne03 > 1

ggml-ci

* cont : fix cont types

ggml-ci

* cont : adopt variable names and comment from the other branch
This commit is contained in:
Georgi Gerganov
2025-08-02 17:13:05 +03:00
committed by GitHub
parent 2bf3fbf0b5
commit 15e92fd337
2 changed files with 25 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
ggml/src/ggml-sycl/ggml-sycl.cpp
View File

@@ -2688,6 +2688,9 @@ static void ggml_sycl_mul_mat_batched_sycl(ggml_backend_sycl_context & ctx, cons
const size_t type_size_src0 = ggml_type_size(src0->type);
const size_t type_size_src1 = ggml_type_size(src1->type);
bool is_src0_cont_2 = ggml_is_contiguous_2(src0);
bool is_src1_cont_2 = ggml_is_contiguous_2(src1);
// SRC1 strides
int64_t s11 = nb11 / type_size_src1;
int64_t s12 = nb12 / type_size_src1;
@@ -2737,6 +2740,8 @@ static void ggml_sycl_mul_mat_batched_sycl(ggml_backend_sycl_context & ctx, cons
s11 = ne10;
s12 = ne11 * s11;
s13 = ne12 * s12;
is_src1_cont_2 = true;
}
ggml_sycl_pool_alloc<sycl::half> dst_f16(ctx.pool());
@@ -2852,12 +2857,16 @@ static void ggml_sycl_mul_mat_batched_sycl(ggml_backend_sycl_context & ctx, cons
else
#endif
{
if (r2 == 1 && r3 == 1 && ggml_is_contiguous_2(src0) && ggml_is_contiguous_2(src1)) {
if (r2 == 1 && r3 == 1 && is_src0_cont_2 && is_src1_cont_2) {
// with a [0, 2, 1, 3] perm. and ne02==1 the matrix strides need to be determined from dim 3:
const int64_t sma = ne02 == 1 ? nb03/nb00 : nb02/nb00;
const int64_t smb = ne12 == 1 ? s13 : s12;
// there is no broadcast and src0, src1 are contiguous across dims 2, 3
SYCL_CHECK(CHECK_TRY_ERROR(dpct::gemm_batch(*queue, oneapi::math::transpose::trans,
oneapi::math::transpose::nontrans, ne01, ne11, ne10, alpha,
src0_f16, dpct::library_data_t::real_half, nb01 / nb00, nb02 / nb00,
src1_f16, dpct::library_data_t::real_half, s11, s12, beta, dst_ddf,
src0_f16, dpct::library_data_t::real_half, nb01 / nb00, sma,
src1_f16, dpct::library_data_t::real_half, s11, smb, beta, dst_ddf,
mkl_data_type, ne0, ne1 * ne0, ne12 * ne13, mkl_compute_type)));
} else {
const int ne23 = ne12 * ne13;