Remove unused return type from propagate()

Also make two get_weight_index() static methods constexpr, for
consistency with the other static get_hash_value() method right above.
Tested for speed by user Torom (thanks).

closes https://github.com/official-stockfish/Stockfish/pull/4708

No functional change
This commit is contained in:
mstembera
2023-07-24 19:02:49 -07:00
committed by Stéphane Nicolet
parent 2667316ffc
commit cb22520a9c
4 changed files with 8 additions and 17 deletions
@@ -102,7 +102,6 @@ namespace Stockfish::Eval::NNUE::Layers {
template <IndexType InDims, IndexType OutDims>
class AffineTransformSparseInput {
public:
// Input/output type
// Input/output type
using InputType = std::uint8_t;
using OutputType = std::int32_t;
@@ -135,7 +134,7 @@ 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 / ChunkSize) % (PaddedInputDimensions / ChunkSize) * OutputDimensions * ChunkSize +
@@ -143,7 +142,7 @@ namespace Stockfish::Eval::NNUE::Layers {
i % ChunkSize;
}
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);
@@ -171,7 +170,7 @@ namespace Stockfish::Eval::NNUE::Layers {
return !stream.fail();
}
// Forward propagation
const OutputType* propagate(
void propagate(
const InputType* input, OutputType* output) const {
#if defined (USE_SSSE3)
@@ -230,8 +229,6 @@ namespace Stockfish::Eval::NNUE::Layers {
PaddedInputDimensions,
OutputDimensions>(output, weights, biases, input);
#endif
return output;
}
private: