Manually align arrays on the stack

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 743449fa39c5b7e13cd81dc68cd44f90d53fdf41..12c32194eb95436726f0c484f7cdd2988a65b20e 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -164,6 +164,8 @@ namespace {
   uint64_t perft(Position& pos, Depth depth) {
 
     StateInfo st;
+    ASSERT_ALIGNED(&st, Eval::NNUE::kCacheLineSize);
+
     uint64_t cnt, nodes = 0;
     const bool leaf = (depth == 2);
 
@@ -590,6 +592,8 @@ namespace {
 
     Move pv[MAX_PLY+1], capturesSearched[32], quietsSearched[64];
     StateInfo st;
+    ASSERT_ALIGNED(&st, Eval::NNUE::kCacheLineSize);
+
     TTEntry* tte;
     Key posKey;
     Move ttMove, move, excludedMove, bestMove;
@@ -1403,6 +1407,8 @@ moves_loop: // When in check, search starts from here
 
     Move pv[MAX_PLY+1];
     StateInfo st;
+    ASSERT_ALIGNED(&st, Eval::NNUE::kCacheLineSize);
+
     TTEntry* tte;
     Key posKey;
     Move ttMove, move, bestMove;
@@ -1898,6 +1904,8 @@ string UCI::pv(const Position& pos, Depth depth, Value alpha, Value beta) {
 bool RootMove::extract_ponder_from_tt(Position& pos) {
 
     StateInfo st;
+    ASSERT_ALIGNED(&st, Eval::NNUE::kCacheLineSize);
+
     bool ttHit;
 
     assert(pv.size() == 1);