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changeset 1044:d36ea7925763

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Optimize also for 68020 and higher CPUs
author Patrice Mandin <patmandin@gmail.com>
date Wed, 30 Mar 2005 12:38:03 +0000
parents 21d1d05aad39
children 63b8e93a3a52
files include/SDL_endian.h
diffstat 1 files changed, 3 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/include/SDL_endian.h	Mon Mar 07 10:09:21 2005 +0000
+++ b/include/SDL_endian.h	Wed Mar 30 12:38:03 2005 +0000
@@ -79,7 +79,7 @@
 	__asm__("rlwimi %0,%2,8,16,23" : "=&r" (result) : "0" (x >> 8), "r" (x));
 	return result;
 }
-#elif defined(__GNUC__) && defined(__M68000__)
+#elif defined(__GNUC__) && (defined(__M68000__) || defined(__M68020__))
 static __inline__ Uint16 SDL_Swap16(Uint16 x)
 {
 	__asm__("rorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
@@ -113,10 +113,10 @@
 	__asm__("rlwimi %0,%2,24,0,7"   : "=&r" (result) : "0" (result),    "r" (x));
 	return result;
 }
-#elif defined(__GNUC__) && defined(__M68000__)
+#elif defined(__GNUC__) && (defined(__M68000__) || defined(__M68020__))
 static __inline__ Uint32 SDL_Swap32(Uint32 x)
 {
-	__asm__("rorw	#8,%0\n\tswap	%0\n\tror	#8,%0" : "=d" (x) :  "0" (x) : "cc");
+	__asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
 	return x;
 }
 #else