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patches/gcc/4.4.0/260-sh-libgcc-stacks.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Sep 12 23:38:18 2010 +0200 (2010-09-12)
changeset 2120 48de021b3a9e
permissions -rw-r--r--
arch/mips: add experimental mips64 samples

Both toolchains were tested to successfully:
- _build_ busybox, giving respectively an n32 and an n64 binary
although it has not been run-tested.
- build linux-2.6.36-rc3 for Loongson, giving an n64 vmlinux
(which is expected, due to the way the kernel is built),
and the kernel properly boots!

Credits are due to Julien MOUTHINO (julm on freenode#uClibc) for
testing that the kernel boots on his hardware! Cheers! ;-)

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> 
     1 diff -durN gcc-4.4.0.orig/gcc/config/sh/lib1funcs.asm gcc-4.4.0/gcc/config/sh/lib1funcs.asm

     2 --- gcc-4.4.0.orig/gcc/config/sh/lib1funcs.asm	2009-04-10 01:23:07.000000000 +0200

     3 +++ gcc-4.4.0/gcc/config/sh/lib1funcs.asm	2009-05-27 21:38:39.000000000 +0200

     4 @@ -30,6 +30,11 @@

     5  !! recoded in assembly by Toshiyasu Morita

     6  !! tm@netcom.com

     7  

     8 +#if defined(__ELF__) && defined(__linux__)

     9 +.section .note.GNU-stack,"",%progbits

    10 +.previous

    11 +#endif

    12 +

    13  /* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and

    14     ELF local label prefixes by J"orn Rennecke

    15     amylaar@cygnus.com  */

    16 diff -durN gcc-4.4.0.orig/gcc/config/sh/linux-atomic.asm gcc-4.4.0/gcc/config/sh/linux-atomic.asm

    17 --- gcc-4.4.0.orig/gcc/config/sh/linux-atomic.asm	2009-04-10 01:23:07.000000000 +0200

    18 +++ gcc-4.4.0/gcc/config/sh/linux-atomic.asm	2009-05-27 21:38:39.000000000 +0200

    19 @@ -136,3 +136,6 @@

    20  ATOMIC_FETCH_AND_COMBOP(nand,and,not,4,l,mov)

    21  

    22  #endif /* ! __SH5__ */

    23 +

    24 +.section .note.GNU-stack,"",%progbits

    25 +.previous
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