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patches/newlib/1.20.0/100-fix-unaligned-access-memcpy-m68k.patch
author Yann Diorcet (diorcet.yann@gmail.com)
Fri Nov 16 14:59:27 2012 +0100 (2012-11-16)
changeset 3115 1c68438f44f7
permissions -rw-r--r--
complibs: introduce generic multi-complibs infrastructure

Use the same method as companion tools for providing generic and
extendable companion libs.

Signed-off-by: Yann Diorcet <diorcet.yann@gmail.com>
Message-Id: <515c5c4635d99ebe4877.1353074410@macbook-smorlat.local>
Patchwork-Id: 199613 
     1 The m68k mcpu processor does not like unaligned access

     2 

     3 Disable at least mcpu32, m68010 and m68020. These processors certainly

     4 do not like unaligned accesses.

     5 

     6 Signed-off-by: Remy Bohmer <linux@bohmer.net>

     7 [yann.morin.1998@anciens.enib.fr: update for 1.19.0 from 1.18.0]

     8 Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>

     9 [austinpmorton@gmail.com: update for 1.20.0 from 1.19.0]

    10 Signed-off-by: Austin Morton <austinpmorton@gmail.com>

    11 ---

    12  newlib/libc/machine/m68k/memcpy.S |    2 +-

    13  1 file changed, 1 insertion(+), 1 deletion(-)

    14 

    15 Index: newlib-1.20.0/newlib/libc/machine/m68k/memcpy.S

    16 ===================================================================

    17 --- newlib-1.20.0.orig/newlib/libc/machine/m68k/memcpy.S

    18 +++ newlib-1.20.0/newlib/libc/machine/m68k/memcpy.S

    19 @@ -15,7 +15,7 @@

    20  

    21  #include "m68kasm.h"

    22  

    23 -#if defined (__mcoldfire__) || defined (__mc68010__) || defined (__mc68020__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)

    24 +#if defined (__mcoldfire__) || defined (__mc68030__) || defined (__mc68040__) || defined (__mc68060__)

    25  # define MISALIGNED_OK 1

    26  #else

    27  # define MISALIGNED_OK 0
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