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| author | Roland McGrath <roland@hack.frob.com> | 2012-04-09 12:20:48 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@hack.frob.com> | 2012-04-09 12:20:48 -0700 |
| commit | 8de131cbff365a34392ee3314ee5ea8007a877fe (patch) | |
| tree | 6f3a27f5f6bdb76b0c8a2ce56b2c1cc0ab04362a /sysdeps/i386/fpu | |
| parent | c0ed9d7d2be861dc01cd6051415b8a8f1f5fa2aa (diff) | |
| download | glibc-8de131cbff365a34392ee3314ee5ea8007a877fe.tar.gz glibc-8de131cbff365a34392ee3314ee5ea8007a877fe.tar.xz glibc-8de131cbff365a34392ee3314ee5ea8007a877fe.zip | |
Fix missing clobber in i386 __sincos_code asm.
Diffstat (limited to 'sysdeps/i386/fpu')
| -rw-r--r-- | sysdeps/i386/fpu/bits/mathinline.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h index 276acf8e71..6561ebaa39 100644 --- a/sysdeps/i386/fpu/bits/mathinline.h +++ b/sysdeps/i386/fpu/bits/mathinline.h @@ -1,6 +1,5 @@ /* Inline math functions for i387. - Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2003,2004,2006,2007,2009, - 2010 Free Software Foundation, Inc. + Copyright (C) 1995-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by John C. Bowman <bowman@math.ualberta.ca>, 1995. @@ -324,22 +323,23 @@ __inline_mathcode (__pow2, __x, \ # define __sincos_code \ register long double __cosr; \ register long double __sinr; \ + register unsigned int __swtmp; \ __asm __volatile__ \ ("fsincos\n\t" \ - "fnstsw %%ax\n\t" \ - "testl $0x400, %%eax\n\t" \ + "fnstsw %w2\n\t" \ + "testl $0x400, %2\n\t" \ "jz 1f\n\t" \ "fldpi\n\t" \ "fadd %%st(0)\n\t" \ "fxch %%st(1)\n\t" \ "2: fprem1\n\t" \ - "fnstsw %%ax\n\t" \ - "testl $0x400, %%eax\n\t" \ + "fnstsw %w2\n\t" \ + "testl $0x400, %2\n\t" \ "jnz 2b\n\t" \ "fstp %%st(1)\n\t" \ "fsincos\n\t" \ "1:" \ - : "=t" (__cosr), "=u" (__sinr) : "0" (__x)); \ + : "=t" (__cosr), "=u" (__sinr), "=a" (__swtmp) : "0" (__x)); \ *__sinx = __sinr; \ *__cosx = __cosr |