Check for DOTPROD

Author: ejaasaari

lorann/quant.h

@@ -96,10 +96,10 @@ LORANN_ALWAYS_INLINE inline __m512i dpbusd(__m512i c, const __m512i a, const __m
 
 #endif
 
-#if (defined(__ARM_NEON) || defined(__ARM_NEON__))
+#if (defined(__ARM_NEON) || defined(__ARM_NEON__)) && defined(__ARM_FEATURE_DOTPROD)
 #pragma GCC push_options
-#pragma GCC target("arch=armv8.2-a+dotprod+i8mm")
-#pragma clang attribute push(__attribute__((target("arch=armv8.2-a+dotprod+i8mm"))), \
+#pragma GCC target("arch=armv8.2-a+dotprod")
+#pragma clang attribute push(__attribute__((target("arch=armv8.2-a+dotprod"))), \
                              apply_to = function)
 #endif
 
@@ -1471,9 +1471,9 @@ struct SQ8Quantizer : SQQuantizer {
   }
 };
 
-#if (defined(__ARM_NEON) || defined(__ARM_NEON__))
+#if (defined(__ARM_NEON) || defined(__ARM_NEON__)) && defined(__ARM_FEATURE_DOTPROD)
 #pragma clang attribute pop
 #pragma GCC pop_options
 #endif
 
-}  // namespace Lorann
+}  // namespace Lorann