Native load from the cache

src/blake2/endian.h

@@ -60,6 +60,12 @@ static FORCE_INLINE uint64_t load64(const void *src) {
 #endif
 }
 
+static FORCE_INLINE uint64_t load64np(const void *src) {
+	uint64_t w;
+	memcpy(&w, src, sizeof w);
+	return w;
+}
+
 static FORCE_INLINE void store32(void *dst, uint32_t w) {
 #if defined(NATIVE_LITTLE_ENDIAN)
 	memcpy(dst, &w, sizeof w);

src/dataset.cpp

@@ -57,14 +57,14 @@ namespace RandomX {
 	}
 
 	static FORCE_INLINE void mixCache(uint8_t* mixBlock, uint64_t& c0, uint64_t& c1, uint64_t& c2, uint64_t& c3, uint64_t& c4, uint64_t& c5, uint64_t& c6, uint64_t& c7) {
-		c0 ^= load64(mixBlock + 0);
-		c1 ^= load64(mixBlock + 8);
-		c2 ^= load64(mixBlock + 16);
-		c3 ^= load64(mixBlock + 24);
-		c4 ^= load64(mixBlock + 32);
-		c5 ^= load64(mixBlock + 40);
-		c6 ^= load64(mixBlock + 48);
-		c7 ^= load64(mixBlock + 56);
+		c0 ^= load64np(mixBlock + 0);
+		c1 ^= load64np(mixBlock + 8);
+		c2 ^= load64np(mixBlock + 16);
+		c3 ^= load64np(mixBlock + 24);
+		c4 ^= load64np(mixBlock + 32);
+		c5 ^= load64np(mixBlock + 40);
+		c6 ^= load64np(mixBlock + 48);
+		c7 ^= load64np(mixBlock + 56);
 	}
 
 	void initBlock(const Cache& cache, uint8_t* out, uint64_t blockNumber, unsigned iterations) {