* sysdeps/i386/bits/byteswap.h (__bswap_32): Add __nocona__, __core2__

and __geode__ to the list of i486+ CPUs. * sysdeps/x86_64/bits/byteswap.h (__bswap_32): Likewise.
git-mirror · Jan 25, 2007 · 9d6cde3 · 9d6cde3
1 parent c1f0486
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,9 @@
+2007-01-24  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/i386/bits/byteswap.h (__bswap_32): Add __nocona__, __core2__
+	and __geode__ to the list of i486+ CPUs.
+	* sysdeps/x86_64/bits/byteswap.h (__bswap_32): Likewise.
+
 2007-01-23  Ulrich Drepper  <drepper@redhat.com>
 
 	* stdio-common/_itoa.c: Include <limits.h>.

diff --git a/sysdeps/i386/bits/byteswap.h b/sysdeps/i386/bits/byteswap.h
@@ -1,5 +1,6 @@
 /* Macros to swap the order of bytes in integer values.
-   Copyright (C) 1997,1998,2000,2002,2003,2006 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -66,7 +67,8 @@ __bswap_16 (unsigned short int __bsx)
    `bswap' opcode.  On i386 we have to use three instructions.  */
 #  if !defined __i486__ && !defined __pentium__ && !defined __pentiumpro__ \
       && !defined __pentium4__ && !defined __k8__ && !defined __athlon__ \
-      && !defined __k6__
+      && !defined __k6__ && !defined __nocona__ && !defined __core2__ \
+      && !defined __geode__
 #   define __bswap_32(x)						      \
      (__extension__							      \
       ({ register unsigned int __v, __x = (x);				      \

diff --git a/sysdeps/x86_64/bits/byteswap.h b/sysdeps/x86_64/bits/byteswap.h
@@ -1,5 +1,6 @@
 /* Macros to swap the order of bytes in integer values.
-   Copyright (C) 1997, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -59,7 +60,8 @@
 # if __WORDSIZE == 64 || (defined __i486__ || defined __pentium__	      \
 			  || defined __pentiumpro__ || defined __pentium4__   \
 			  || defined __k8__ || defined __athlon__	      \
-			  || defined __k6__)
+			  || defined __k6__ || defined __nocona__	      \
+			  || defined __core2__ || defined __geode__)
 /* To swap the bytes in a word the i486 processors and up provide the
    `bswap' opcode.  On i386 we have to use three instructions.  */
 #  define __bswap_32(x) \