patches/glibc/2.7/170-use_short_for_fnstsw.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed Oct 22 20:50:10 2008 +0000 (2008-10-22)
changeset 962 2ba4393e0441
parent 612 fc9588d57c0f
permissions -rw-r--r--
Make Super-H finally compile a complete (C-only) toolchain:
- new, un-tested patches
- an sh4 sample to work on, and to try to reproduce later.

/trunk/patches/glibc/2.7/250-sh-chop-linux-version.patch | 49 49 0 0 ++
/trunk/patches/glibc/2.7/240-sh-lowlevellock-asm.patch | 56 56 0 0 +++
/trunk/patches/glibc/2.7/270-sh-fix-procfs.patch | 11 11 0 0 +
/trunk/patches/glibc/2.7/280-sh-fix-kernel-heders-location.patch | 23 23 0 0 +
/trunk/patches/glibc/2.7/260-sh-syscall-error-path.patch | 26 26 0 0 +
/trunk/samples/sh4-unknown-linux-gnu/crosstool.config | 311 311 0 0 ++++++++++++++
/trunk/samples/sh4-unknown-linux-gnu/reported.by | 3 3 0 0 +
7 files changed, 479 insertions(+)
     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-2.7.orig/sysdeps/i386/fpu/ftestexcept.c glibc-2.7/sysdeps/i386/fpu/ftestexcept.c
     8 --- glibc-2.7.orig/sysdeps/i386/fpu/ftestexcept.c	2004-03-05 11:14:48.000000000 +0100
     9 +++ glibc-2.7/sysdeps/i386/fpu/ftestexcept.c	2008-06-24 10:54:43.000000000 +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.  */