patches/glibc/2.5/160-use_short_for_fnstsw.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Aug 26 16:47:47 2008 +0000 (2008-08-26)
changeset 808 0949a87e1629
parent 607 aaf7ae5cb11a
permissions -rw-r--r--
Commonalise options common to both glibc and eglibc.

/trunk/scripts/build/libc_eglibc.sh | 6 3 3 0 +-
/trunk/config/libc/glibc.in | 63 2 61 0 +---------------------------------
/trunk/config/libc/eglibc.in | 61 1 60 0 +--------------------------------
/trunk/config/libc/eglibc-glibc-common.in | 1 1 0 0 +
/trunk/config/libc/glibc-eglibc-common.in | 69 69 0 0 +++++++++++++++++++++++++++++++++++++
5 files changed, 76 insertions(+), 124 deletions(-)
yann@607
     1
Original patch from H.J. Lu, as reported there:
yann@607
     2
http://www.nabble.com/PATCH:-Use-short-for-fnstsw-td14775171.html
yann@607
     3
yann@607
     4
fnstsw stores 16bit into %ax. The upper 16bit of %eax is unchanged.
yann@607
     5
The new assembler (binutils-2.18.50.0.4 and up) will disallow "fnstsw %eax".
yann@607
     6
yann@607
     7
diff -dur glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c
yann@607
     8
--- glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c	2004-03-05 11:14:48.000000000 +0100
yann@607
     9
+++ glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c	2008-06-24 10:56:14.000000000 +0200
yann@607
    10
@@ -26,7 +26,7 @@
yann@607
    11
 int
yann@607
    12
 fetestexcept (int excepts)
yann@607
    13
 {
yann@607
    14
-  int temp;
yann@607
    15
+  short temp;
yann@607
    16
   int xtemp = 0;
yann@607
    17
 
yann@607
    18
   /* Get current exceptions.  */