use memcpy for op params

Author: ngxson

ggml/src/ggml-metal/ggml-metal.m

@@ -2255,8 +2255,10 @@ static bool ggml_metal_encode_node(
             {
                 GGML_ASSERT(ggml_is_contiguous(src0));
 
-                float scale = ((const float *)(dst->op_params))[0];
-                float bias  = ((const float *)(dst->op_params))[1];
+                float scale;
+                float bias;
+                memcpy(&scale, ((const int32_t *) dst->op_params) + 0, sizeof(float));
+                memcpy(&bias,  ((const int32_t *) dst->op_params) + 1, sizeof(float));
 
                 int64_t n = ggml_nelements(dst);
 

ggml/src/ggml-opencl/ggml-opencl.cpp

@@ -5586,8 +5586,10 @@ static void ggml_cl_scale(ggml_backend_t backend, const ggml_tensor * src0, cons
 
     ggml_backend_opencl_context *backend_ctx = (ggml_backend_opencl_context *)backend->context;
 
-    float scale = ((const float *)(dst->op_params))[0];
-    float bias  = ((const float *)(dst->op_params))[1];
+    float scale;
+    float bias;
+    memcpy(&scale, ((int32_t *) dst->op_params) + 0, sizeof(float));
+    memcpy(&bias,  ((int32_t *) dst->op_params) + 1, sizeof(float));
 
     ggml_tensor_extra_cl * extra0 = (ggml_tensor_extra_cl *)src0->extra;
     ggml_tensor_extra_cl * extrad = (ggml_tensor_extra_cl *)dst->extra;

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

@@ -2318,8 +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 = ((const float *)(dst->op_params))[0];
-    float bias  = ((const float *)(dst->op_params))[1];
+    float scale;
+    float bias;
+    memcpy(&scale, dst->op_params, sizeof(float));
+    memcpy(&bias,  (float *) dst->op_params + 1, sizeof(float));
 
     scale_f32_sycl(src0_dd, dst_dd, scale, bias, ggml_nelements(dst->src[0]), main_stream);
     /*