From: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 24 May 2010 15:38:31 +0000 (+0000)
Subject: Define __crc32q only if __SSE4_2__ is defined.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cbac48424e8bf6a9589fc57e0e45a6231d408c80;p=thirdparty%2Fgcc.git

Define __crc32q only if __SSE4_2__ is defined.

2010-05-24  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/ia32intrin.h (__crc32q): Define only if
	__SSE4_2__ is defined.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159783 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c82178cb25d4..def777d06488 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2010-05-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/ia32intrin.h (__crc32q): Define only if
+	__SSE4_2__ is defined.
+
 2010-05-24  Iain Sandoe  <iains@gcc.gnu.org>
 
 	PR target/44132
diff --git a/gcc/config/i386/ia32intrin.h b/gcc/config/i386/ia32intrin.h
index 540bc3f09ee9..988dd72aee70 100644
--- a/gcc/config/i386/ia32intrin.h
+++ b/gcc/config/i386/ia32intrin.h
@@ -178,6 +178,7 @@ __bswapq (long long __X)
   return __builtin_bswap64 (__X);
 }
 
+#ifdef __SSE4_2__
 /* 64bit accumulate CRC32 (polynomial 0x11EDC6F41) value.  */
 extern __inline unsigned long long
 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
@@ -185,6 +186,7 @@ __crc32q (unsigned long long __C, unsigned long long __V)
 {
   return __builtin_ia32_crc32di (__C, __V);
 }
+#endif
 
 /* 64bit popcnt */
 extern __inline long long