put the declaration outside the loop

Author: zhiyuan1i

ggml/src/ggml-sycl/wkv6.cpp

@@ -59,14 +59,15 @@ static void rwkv_wkv_f32_kernel(
         float y = 0;
 
         // Process in chunks of 4 for better vectorization
+        sycl::float4 k4, r4, tf4, td4, s4, kv4;
         #pragma unroll
         for (int j = 0; j < head_size; j += 4) {
             // Load data in vec4 chunks
-            sycl::float4 k4(_k[j], _k[j+1], _k[j+2], _k[j+3]);
-            sycl::float4 r4(_r[j], _r[j+1], _r[j+2], _r[j+3]);
-            sycl::float4 tf4(_tf[j], _tf[j+1], _tf[j+2], _tf[j+3]);
-            sycl::float4 td4(_td[j], _td[j+1], _td[j+2], _td[j+3]);
-            sycl::float4 s4(state[j], state[j+1], state[j+2], state[j+3]);
+            k4 = sycl::float4(_k[j], _k[j+1], _k[j+2], _k[j+3]);
+            r4 = sycl::float4(_r[j], _r[j+1], _r[j+2], _r[j+3]);
+            tf4 = sycl::float4(_tf[j], _tf[j+1], _tf[j+2], _tf[j+3]);
+            td4 = sycl::float4(_td[j], _td[j+1], _td[j+2], _td[j+3]);
+            s4 = sycl::float4(state[j], state[j+1], state[j+2], state[j+3]);
 
             // Compute key-value product
             sycl::float4 kv4 = k4 * _v;