patches/glibc/2.6/160-use_short_for_fnstsw.patch
author Ray Donnelly <mingw.android@gmail.com>
Tue Feb 04 07:40:45 2014 +0000 (2014-02-04)
changeset 3290 bddc642fc8eb
parent 607 aaf7ae5cb11a
permissions -rw-r--r--
binutils: Added ranlib to tools list

so that it is available to available to
the core C compiler build because static
libraries are built and ranlib is used
on them.

Signed-off-by: Ray Donnelly <mingw.android@gmail.com>
Message-Id: <CAOYw7dt=+DdnKAHNShfs6a+=7sS+DLQYkyxnQMAwmw7E7zqvgA@mail.gmail.com>
Patchwork-Id: 316477
     1 Original patch from H.J. Lu, as reported there:
     2 http://www.nabble.com/PATCH:-Use-short-for-fnstsw-td14775171.html
     3 
     4 fnstsw stores 16bit into %ax. The upper 16bit of %eax is unchanged.
     5 The new assembler (binutils-2.18.50.0.4 and up) will disallow "fnstsw %eax".
     6 
     7 diff -dur glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c
     8 --- glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c	2004-03-05 11:14:48.000000000 +0100
     9 +++ glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c	2008-06-24 10:56:14.000000000 +0200
    10 @@ -26,7 +26,7 @@
    11  int
    12  fetestexcept (int excepts)
    13  {
    14 -  int temp;
    15 +  short temp;
    16    int xtemp = 0;
    17  
    18    /* Get current exceptions.  */