patches/newlib/1.19.0/100-fix-unaligned-access-memcpy-m68k.patch
author Esben Haabendal <esben.haabendal@prevas.dk>
Wed Sep 26 16:37:31 2012 +0200 (2012-09-26)
changeset 3066 43ace4bb005e
parent 1902 faade25219ed
permissions -rw-r--r--
samples: add new m68k-unknown-uclinux-uclibc sample

Signed-off-by: "Esben Haabendal" <esben@haabendal.dk>
[yann.morin.1998@free.fr: upgrade to using gcc-4.7.2]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <87r4pod1hm.fsf@arh128.prevas.dk>
PatchWork-Id: 187182
linux@1902
     1
The m68k mcpu processor does not like unaligned access
linux@1902
     2
linux@1902
     3
Disable at least mcpu32, m68010 and m68020. These processors certainly
linux@1902
     4
do not like unaligned accesses.
linux@1902
     5
linux@1902
     6
Signed-off-by: Remy Bohmer <linux@bohmer.net>
yann@2539
     7
[yann.morin.1998@anciens.enib.fr: update for 1.19.0 from 1.18.0]
yann@2539
     8
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
linux@1902
     9
---
linux@1902
    10
 newlib/libc/machine/m68k/memcpy.S |    2 +-
linux@1902
    11
 1 file changed, 1 insertion(+), 1 deletion(-)
linux@1902
    12
yann@2539
    13
Index: newlib-1.19.0/newlib/libc/machine/m68k/memcpy.S
linux@1902
    14
===================================================================
yann@2539
    15
--- newlib-1.19.0.orig/newlib/libc/machine/m68k/memcpy.S
yann@2539
    16
+++ newlib-1.19.0/newlib/libc/machine/m68k/memcpy.S
linux@1902
    17
@@ -15,7 +15,7 @@
linux@1902
    18
 
linux@1902
    19
 #include "m68kasm.h"
linux@1902
    20
 
yann@2539
    21
-#if defined (__mcoldfire__) || defined (__mc68010__) || defined (__mc68020__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)
linux@1902
    22
+#if defined (__mcoldfire__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)
linux@1902
    23
 # define MISALIGNED_OK 1
linux@1902
    24
 #else
linux@1902
    25
 # define MISALIGNED_OK 0