patches/gcc/4.2.1/270-soft-float.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Thu Jul 31 09:08:33 2008 +0000 (2008-07-31)
changeset 752 b037a5643e04
parent 616 6e78f7085707
permissions -rw-r--r--
Have the glibc build use the cross-objdump, rather than the host one.
On some distros (eg. Fedora), the native objdump can not interpret objects not for the native system, and thus fail.
This commit adds a new patch against glibc-2.7 that introduces OBJDUMP_FOR_HOST, wich, if set, overides the detected objdump.

Note: bizarely enough, glibc already has code to detect the cross-objdump, but that does not work for an unknown reason... :-(

/trunk/patches/glibc/2.7/220-objdump_for_host.patch | 13 13 0 0 +++++++++
/trunk/scripts/build/libc_glibc.sh | 37 21 16 0 +++++++++++++++------------
2 files changed, 34 insertions(+), 16 deletions(-)
     1 diff -uNpr gcc-4.2.1_orig/gcc/config/rs6000/darwin-ldouble.c gcc-4.2.1/gcc/config/rs6000/darwin-ldouble.c
     2 --- gcc-4.2.1_orig/gcc/config/rs6000/darwin-ldouble.c	2007-03-05 11:54:00.000000000 -0500
     3 +++ gcc-4.2.1/gcc/config/rs6000/darwin-ldouble.c	2008-01-31 17:51:24.000000000 -0500
     4 @@ -70,6 +70,8 @@ Software Foundation, 51 Franklin Street,
     5     but GCC currently generates poor code when a union is used to turn
     6     a long double into a pair of doubles.  */
     7  
     8 +#if defined (_SOFT_FLOAT) && defined (__LONG_DOUBLE_128__)
     9 +
    10  long double __gcc_qadd (double, double, double, double);
    11  long double __gcc_qsub (double, double, double, double);
    12  long double __gcc_qmul (double, double, double, double);
    13 @@ -219,8 +221,6 @@ __gcc_qdiv (double a, double b, double c
    14    return z.ldval;
    15  }
    16  
    17 -#if defined (_SOFT_FLOAT) && defined (__LONG_DOUBLE_128__)
    18 -
    19  long double __gcc_qneg (double, double);
    20  int __gcc_qeq (double, double, double, double);
    21  int __gcc_qne (double, double, double, double);