X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fnnue%2Fnnue_common.h;fp=src%2Fnnue%2Fnnue_common.h;h=cb1251c58aa37923a23e87fb4e6dbaa668d24b8d;hp=ff33cc7974b12d616d6f6f49c3dcbcaa5d252e5e;hb=21df37d7fd4dcc9b4a9c319382cc43685c0259c8;hpb=f948cd008d3a289ebbadc463271f84888e8069ba

diff --git a/src/nnue/nnue_common.h b/src/nnue/nnue_common.h
index ff33cc79..cb1251c5 100644
--- a/src/nnue/nnue_common.h
+++ b/src/nnue/nnue_common.h
@@ -33,6 +33,9 @@
 #elif defined(USE_SSE2)
 #include <emmintrin.h>
 
+#elif defined(USE_MMX)
+#include <mmintrin.h>
+
 #elif defined(USE_NEON)
 #include <arm_neon.h>
 #endif
@@ -79,6 +82,9 @@ namespace Eval::NNUE {
   #elif defined(USE_SSE2)
   constexpr std::size_t kSimdWidth = 16;
 
+  #elif defined(USE_MMX)
+  constexpr std::size_t kSimdWidth = 8;
+
   #elif defined(USE_NEON)
   constexpr std::size_t kSimdWidth = 16;
   #endif