sycl

Author: ngxson

ggml/src/ggml-sycl/ggml-sycl.cpp

@@ -1695,7 +1695,7 @@ static void diag_mask_inf_f32(const float * x, float * dst, const int ncols, con
     dst[i] = x[i] - (col > n_past + row % rows_per_channel) * FLT_MAX;
 }
 
-static void scale_f32(const float * x, float * dst, const float scale, const int k,
+static void scale_f32(const float * x, float * dst, const float scale, const float bias, const int k,
                       const sycl::nd_item<3> &item_ct1) {
     const int i = item_ct1.get_local_range(2) * item_ct1.get_group(2) +
                   item_ct1.get_local_id(2);
@@ -1704,7 +1704,7 @@ static void scale_f32(const float * x, float * dst, const float scale, const int
         return;
     }
 
-    dst[i] = scale * x[i];
+    dst[i] = scale * x[i] + bias;
 }
 
 
@@ -1842,15 +1842,15 @@ static void ggml_mul_mat_vec_nc_f16_f32_sycl(
 
 
 
-static void scale_f32_sycl(const float *x, float *dst, const float scale,
+static void scale_f32_sycl(const float *x, float *dst, const float scale, const float bias,
                            const int k, queue_ptr stream) {
     const int num_blocks = (k + SYCL_SCALE_BLOCK_SIZE - 1) / SYCL_SCALE_BLOCK_SIZE;
     stream->parallel_for(
         sycl::nd_range<3>(sycl::range<3>(1, 1, num_blocks) *
                               sycl::range<3>(1, 1, SYCL_SCALE_BLOCK_SIZE),
                           sycl::range<3>(1, 1, SYCL_SCALE_BLOCK_SIZE)),
         [=](sycl::nd_item<3> item_ct1) {
-            scale_f32(x, dst, scale, k, item_ct1);
+            scale_f32(x, dst, scale, bias, k, item_ct1);
         });
 }
 
@@ -2318,10 +2318,10 @@ inline void ggml_sycl_op_scale(ggml_backend_sycl_context & ctx, ggml_tensor * ds
     const float * src0_dd = static_cast<const float *>(dst->src[0]->data);
     float *       dst_dd  = static_cast<float *>(dst->data);
 
-    float scale;
-    memcpy(&scale, dst->op_params, sizeof(float));
+    float scale = ((const float *)(dst->op_params))[0];
+    float bias  = ((const float *)(dst->op_params))[1];
 
-    scale_f32_sycl(src0_dd, dst_dd, scale, ggml_nelements(dst->src[0]), main_stream);
+    scale_f32_sycl(src0_dd, dst_dd, scale, bias, ggml_nelements(dst->src[0]), main_stream);
     /*
     DPCT1010:87: SYCL uses exceptions to report errors and does not use the
     error codes. The call was replaced with 0. You need to rewrite this code.