Remove unused return type from propagate()

[stockfish] / src / nnue / layers / affine_transform.h

diff --git a/src/nnue/layers/affine_transform.h b/src/nnue/layers/affine_transform.h
index b0169306cb7c275f75a5f72e43c57f7f8299b08f..c936a83ed66278057934bde9f189b9938a07f49c 100644 (file)
--- a/src/nnue/layers/affine_transform.h
+++ b/src/nnue/layers/affine_transform.h
@@ -171,7 +171,7 @@ namespace Stockfish::Eval::NNUE::Layers {
       return hashValue;
     }
 
-    static IndexType get_weight_index_scrambled(IndexType i)
+    static constexpr IndexType get_weight_index_scrambled(IndexType i)
     {
       return
         (i / 4) % (PaddedInputDimensions / 4) * OutputDimensions * 4 +
@@ -179,7 +179,7 @@ namespace Stockfish::Eval::NNUE::Layers {
         i % 4;
     }
 
-    static IndexType get_weight_index(IndexType i)
+    static constexpr IndexType get_weight_index(IndexType i)
     {
 #if defined (USE_SSSE3)
       return get_weight_index_scrambled(i);
@@ -207,7 +207,7 @@ namespace Stockfish::Eval::NNUE::Layers {
       return !stream.fail();
     }
     // Forward propagation
-    const OutputType* propagate(
+    void propagate(
         const InputType* input, OutputType* output) const {
 
 #if defined (USE_AVX512)
@@ -291,8 +291,6 @@ namespace Stockfish::Eval::NNUE::Layers {
         PaddedInputDimensions,
         OutputDimensions>(output, weights, biases, input);
 #endif
-
-      return output;
     }
 
    private: