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[SYCL] Fix batched impl for NVidia GPU (#6164)
* Fix batched impl * Maintain previous behaviour for igpu * retrigger CI --------- Co-authored-by: Abhilash Majumder <30946547+abhilash1910@users.noreply.github.com>
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@ -14986,6 +14986,9 @@ static void ggml_sycl_mul_mat_batched_sycl(const ggml_tensor *src0,
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SYCL_CHECK(ggml_sycl_set_device(g_main_device));
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dpct::queue_ptr main_stream = g_syclStreams[g_main_device][0];
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bool no_mixed_dtypes = main_stream->get_backend() == sycl::backend::ext_oneapi_cuda ||
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main_stream->get_backend() == sycl::backend::ext_oneapi_hip;
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SYCL_CHECK(
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CHECK_TRY_ERROR(g_sycl_handles[g_main_device] = main_stream));
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@ -15016,24 +15019,38 @@ static void ggml_sycl_mul_mat_batched_sycl(const ggml_tensor *src0,
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dpct::library_data_t cu_compute_type = dpct::library_data_t::real_float;
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dpct::library_data_t cu_data_type = dpct::library_data_t::real_float;
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if (no_mixed_dtypes) {
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cu_compute_type = dpct::library_data_t::real_half;
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cu_data_type = dpct::library_data_t::real_half;
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}
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// dst strides
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size_t nbd2 = dst->nb[2];
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size_t nbd3 = dst->nb[3];
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const sycl::half alpha_f16 = 1.0f;
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const sycl::half beta_f16 = 0.0f;
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const float alpha_f32 = 1.0f;
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const float beta_f32 = 0.0f;
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const sycl::half alpha_f16 = 1.0f;
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const sycl::half beta_f16 = 0.0f;
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const void * alpha = &alpha_f32;
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const void * beta = &beta_f32;
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if (no_mixed_dtypes) {
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alpha = &alpha_f16;
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beta = &beta_f16;
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}
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// TODO: Renable (dst->op_params[0] =! GGML_PREC_DEFAULT) pathway
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// oneMKL open source supports half, half, float, float: datatypes
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// when oneMKL open source supports half, half, float, float: datatypes
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dst_t = (char *) dst_ddf;
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if (no_mixed_dtypes) {
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dst_t = (char *) dst_f16.alloc(ne_dst);
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nbd2 /= sizeof(float) / sizeof(sycl::half);
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nbd3 /= sizeof(float) / sizeof(sycl::half);
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}
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GGML_ASSERT(ne12 % ne02 == 0);
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GGML_ASSERT(ne13 % ne03 == 0);
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@ -15119,6 +15136,10 @@ static void ggml_sycl_mul_mat_batched_sycl(const ggml_tensor *src0,
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}
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#endif
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if (no_mixed_dtypes) {
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const to_fp32_sycl_t to_fp32_sycl = ggml_get_to_fp32_sycl(GGML_TYPE_F16);
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to_fp32_sycl(dst_f16.get(), dst_ddf, ne_dst, main_stream);
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}
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}
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catch (sycl::exception const &exc) {
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std::cerr << exc.what() << "Exception caught at file:" << __FILE__
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