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authorUlrich Drepper <drepper@redhat.com>2003-06-12 01:35:15 +0000
committerUlrich Drepper <drepper@redhat.com>2003-06-12 01:35:15 +0000
commit2236d6e12474b6f6b0e6728058257eff9e3e16b6 (patch)
tree0905aaddeff5df90c3f72e828a10eba7d8c9c304 /sysdeps
parent9c7ff11a5cd628ffbe31a7b2de3027ec5b030d8b (diff)
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Update.
	* sysdeps/i386/bits/byteswap.h (__bswap_32): Use bswap instruction
	also for P4.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/i386/bits/byteswap.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/i386/bits/byteswap.h b/sysdeps/i386/bits/byteswap.h
index 0d7d75cb42..33af208888 100644
--- a/sysdeps/i386/bits/byteswap.h
+++ b/sysdeps/i386/bits/byteswap.h
@@ -1,5 +1,5 @@
 /* Macros to swap the order of bytes in integer values.
-   Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2002, 2003 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
@@ -64,7 +64,8 @@ __bswap_16 (unsigned short int __bsx)
 # if __GNUC__ >= 2
 /* To swap the bytes in a word the i486 processors and up provide the
    `bswap' opcode.  On i386 we have to use three instructions.  */
-#  if !defined __i486__ && !defined __pentium__ && !defined __pentiumpro__
+#  if !defined __i486__ && !defined __pentium__ && !defined __pentiumpro__ \
+      && !defined __pentium4__
 #   define __bswap_32(x)						      \
      (__extension__							      \
       ({ register unsigned int __v, __x = (x);				      \