fix a compile error on 32-bit

9 years ago · 55b37efa15
parent 8c71eb5afc
commit 55b37efa15
1 changed files with 7 additions and 0 deletions
--- a/util/crc32c.cc
+++ b/util/crc32c.cc
@ -315,8 +315,15 @@ static inline void Slow_CRC32(uint64_t* l, uint8_t const **p) {

 static inline void Fast_CRC32(uint64_t* l, uint8_t const **p) {
 #ifdef __SSE4_2__
+#ifdef __LP64__
  *l = _mm_crc32_u64(*l, LE_LOAD64(*p));
  *p += 8;
+#else
+  *l = _mm_crc32_u32(*l, LE_LOAD32(*p));
+  *p += 4;
+  *l = _mm_crc32_u32(*l, LE_LOAD32(*p));
+  *p += 4;
+#endif
 #else
  Slow_CRC32(l, p);
 #endif