patches/glibc/2.5.1/160-use_short_for_fnstsw.patch
author "Titus von Boxberg" <tvb377@gmx.de>
Wed Feb 03 00:24:24 2010 +0100 (2010-02-03)
branch1.6
changeset 1824 29f23b97a4ca
parent 607 aaf7ae5cb11a
permissions -rw-r--r--
scripts/samples: use the computed '$(sed)', not 'sed'
(transplanted from 26974c3670fdb7f6896b196e08724f91f1a13059)
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Original patch from H.J. Lu, as reported there:
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http://www.nabble.com/PATCH:-Use-short-for-fnstsw-td14775171.html
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fnstsw stores 16bit into %ax. The upper 16bit of %eax is unchanged.
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The new assembler (binutils-2.18.50.0.4 and up) will disallow "fnstsw %eax".
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diff -dur glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c
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--- glibc-2.6.1.orig/sysdeps/i386/fpu/ftestexcept.c	2004-03-05 11:14:48.000000000 +0100
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+++ glibc-2.6.1/sysdeps/i386/fpu/ftestexcept.c	2008-06-24 10:56:14.000000000 +0200
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@@ -26,7 +26,7 @@
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 int
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 fetestexcept (int excepts)
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 {
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-  int temp;
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+  short temp;
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   int xtemp = 0;
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   /* Get current exceptions.  */