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patches/gcc/4.3.0/350-libmudflap-susv3-legacy.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Oct 14 17:42:10 2008 +0000 (2008-10-14)
changeset 929 7c958fb04f28
permissions -rw-r--r--
Sample config for e500v2 toolchain

On Tuesday 14 October 2008 17:05:31 Nate Case wrote:
> This is a sample config file for Freescale e500v2 processors (e.g.,
> MPC8548, MPC8572). It uses eglibc (for e500/SPE patches) and a recent
> gcc (4.3.1, for e500v2 DPFP support) and will generate appropriate
> dual-precision floating point instructions by default.
>
> Note: If building a Linux kernel with this toolchain, you will want to
> make sure -mno-spe AND -mspe=no are passed to gcc to prevent SPE
> ABI/instructions from getting into the kernel (which is currently
> unsupported). At this time, the kernel build system only passes
> -mno-spe by default (this should be fixed soon hopefully).
>
> A binutils snapshot is used to fix a bug present in 2.18 preventing
> U-Boot from being compiled (CodeSourcery issue #2297: internal.h
> (ELF_IS_SECTION_IN_SEGMENT): Adjust to cope with segments at the end of
> memory).

Obsoletes the powerpc-unknown-linux-gnuspe sample, so remove it.

/trunk/samples/powerpc-e500v2-linux-gnuspe/crosstool.config | 307 307 0 0 +++++++++++++++++++
1 file changed, 307 insertions(+) 
     1 Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.0/uclibc/90_all_305-libmudflap-susv3-legacy.patch

     2 diff -durN gcc-4.3.0.orig/libmudflap/mf-hooks2.c gcc-4.3.0/libmudflap/mf-hooks2.c

     3 --- gcc-4.3.0.orig/libmudflap/mf-hooks2.c	2005-09-23 23:58:39.000000000 +0200

     4 +++ gcc-4.3.0/libmudflap/mf-hooks2.c	2008-06-10 14:46:02.000000000 +0200

     5 @@ -427,7 +427,7 @@

     6  {

     7    TRACE ("%s\n", __PRETTY_FUNCTION__);

     8    MF_VALIDATE_EXTENT(s, n, __MF_CHECK_WRITE, "bzero region");

     9 -  bzero (s, n);

    10 +  memset (s, 0, n);

    11  }

    12  

    13  

    14 @@ -437,7 +437,7 @@

    15    TRACE ("%s\n", __PRETTY_FUNCTION__);

    16    MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "bcopy src");

    17    MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "bcopy dest");

    18 -  bcopy (src, dest, n);

    19 +  memmove (dest, src, n);

    20  }

    21  

    22  

    23 @@ -447,7 +447,7 @@

    24    TRACE ("%s\n", __PRETTY_FUNCTION__);

    25    MF_VALIDATE_EXTENT(s1, n, __MF_CHECK_READ, "bcmp 1st arg");

    26    MF_VALIDATE_EXTENT(s2, n, __MF_CHECK_READ, "bcmp 2nd arg");

    27 -  return bcmp (s1, s2, n);

    28 +  return memcmp (s1, s2, n);

    29  }

    30  

    31  

    32 @@ -456,7 +456,7 @@

    33    size_t n = strlen (s);

    34    TRACE ("%s\n", __PRETTY_FUNCTION__);

    35    MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "index region");

    36 -  return index (s, c);

    37 +  return strchr (s, c);

    38  }

    39  

    40  

    41 @@ -465,7 +465,7 @@

    42    size_t n = strlen (s);

    43    TRACE ("%s\n", __PRETTY_FUNCTION__);

    44    MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "rindex region");

    45 -  return rindex (s, c);

    46 +  return strrchr (s, c);

    47  }

    48  

    49  /* XXX:  stpcpy, memccpy */
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