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libc/newlib: the m68k processor does not like unaligned

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Disable unaligned access at least for mcpu32, m68010 and m68020.
These processors certainly do not like unaligned accesses.

Signed-off-by: Remy Bohmer <linux@bohmer.net>
This commit is contained in:
Remy Bohmer 2010-04-09 21:04:38 +02:00
parent bf86627982
commit 19a79fb04e
1 changed files with 23 additions and 0 deletions
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23
patches/newlib/1.18.0/100-fix-unaligned-access-memcpy-m68k.patch Normal file
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@ -0,0 +1,23 @@
The m68k mcpu processor does not like unaligned access
Disable at least mcpu32, m68010 and m68020. These processors certainly
do not like unaligned accesses.
Signed-off-by: Remy Bohmer <linux@bohmer.net>
---
newlib/libc/machine/m68k/memcpy.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: newlib-1.18.0/newlib/libc/machine/m68k/memcpy.S
===================================================================
--- newlib-1.18.0.orig/newlib/libc/machine/m68k/memcpy.S
+++ newlib-1.18.0/newlib/libc/machine/m68k/memcpy.S
@@ -15,7 +15,7 @@
#include "m68kasm.h"
-#if defined (__mcoldfire__) || defined (__mcpu32__) || defined (__mc68010__) || defined (__mc68020__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)
+#if defined (__mcoldfire__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)
# define MISALIGNED_OK 1
#else
# define MISALIGNED_OK 0