svn commit: r322407 - head/sys/libkern/x86

[Ryan Libby]

Author: rlibby
Date: Fri Aug 11 17:05:31 2017
New Revision: 322407
URL: https://svnweb.freebsd.org/changeset/base/322407

Log:
  x86/crc32_sse42.c: quiet unused function warning
  
  Reviewed by:	cem
  Approved by:	markj (mentor)
  Sponsored by:	Dell EMC Isilon
  Differential Revision:	https://reviews.freebsd.org/D11980

Modified:
  head/sys/libkern/x86/crc32_sse42.c

Modified: head/sys/libkern/x86/crc32_sse42.c
==============================================================================
--- head/sys/libkern/x86/crc32_sse42.c	Fri Aug 11 16:32:24 2017	(r322406)
+++ head/sys/libkern/x86/crc32_sse42.c	Fri Aug 11 17:05:31 2017	(r322407)
@@ -52,19 +52,21 @@ _mm_crc32_u8(uint32_t x, uint8_t y)
 	return (x);
 }
 
-static __inline uint32_t
-_mm_crc32_u32(uint32_t x, uint32_t y)
-{
-	__asm("crc32l %1,%0" : "+r" (x) : "r" (y));
-	return (x);
-}
-
+#ifdef __amd64__
 static __inline uint64_t
 _mm_crc32_u64(uint64_t x, uint64_t y)
 {
 	__asm("crc32q %1,%0" : "+r" (x) : "r" (y));
 	return (x);
 }
+#else
+static __inline uint32_t
+_mm_crc32_u32(uint32_t x, uint32_t y)
+{
+	__asm("crc32l %1,%0" : "+r" (x) : "r" (y));
+	return (x);
+}
+#endif
 
 /* CRC-32C (iSCSI) polynomial in reversed bit order. */
 #define POLY	0x82f63b78