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| author | Ulrich Drepper <drepper@redhat.com> | 2008-04-10 14:17:22 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2008-04-10 14:17:22 +0000 |
| commit | 5f7aead5c4c409e6dffdd691c4912f3b5ade5bb2 (patch) | |
| tree | 4b81d395a17312a5c9f41fee1b787a48463717e6 /sysdeps/powerpc/powerpc64/fpu | |
| parent | 1ee82cfa183ca87f5820174b59bc774100f177f3 (diff) | |
| download | glibc-5f7aead5c4c409e6dffdd691c4912f3b5ade5bb2.tar.gz glibc-5f7aead5c4c409e6dffdd691c4912f3b5ade5bb2.tar.xz glibc-5f7aead5c4c409e6dffdd691c4912f3b5ade5bb2.zip | |
[BZ #5768]
2008-02-19 Steven Munroe <sjmunroe@us.ibm.com> [BZ #5768] * sysdeps/powerpc/fpu/Makefile (libm-tests): Add test-powerpc-snan. * sysdeps/powerpc/fpu/test-powerpc-snan.c: New file. 2008-02-18 Steven Munroe <sjmunroe@us.ibm.com> [BZ #5768] * sysdeps/powerpc/powerpc32/fpu/s_isnan.S: New file. * sysdeps/powerpc/powerpc32/fpu/s_isnan.c: Removed. * sysdeps/powerpc/powerpc64/fpu/s_isnan.S: New file. * sysdeps/powerpc/powerpc64/fpu/s_isnan.c: Removed.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/fpu')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/s_isnan.S | 57 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/s_isnan.c | 7 |
2 files changed, 57 insertions, 7 deletions
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_isnan.S b/sysdeps/powerpc/powerpc64/fpu/s_isnan.S new file mode 100644 index 0000000000..9963896f2d --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/s_isnan.S @@ -0,0 +1,57 @@ +/* isnan(). PowerPC64 version. + Copyright (C) 2008 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#include <math_ldbl_opt.h> + +/* int __isnan(x) */ + .machine power4 +EALIGN (__isnan, 4, 0) + CALL_MCOUNT 0 + mffs fp0 + mtfsb0 4*cr6+lt /* reset_fpscr_bit (FPSCR_VE) */ + fcmpu cr7,fp1,fp1 + mtfsf 255,fp0 + li r3,0 + beqlr+ cr7 /* (x == x) then not a NAN */ + li r3,1 /* else must be a NAN */ + blr + END (__isnan) + +hidden_def (__isnan) +weak_alias (__isnan, isnan) + +/* It turns out that the 'double' version will also always work for + single-precision. */ +strong_alias (__isnan, __isnanf) +hidden_def (__isnanf) +weak_alias (__isnanf, isnanf) + +#ifdef NO_LONG_DOUBLE +strong_alias (__isnan, __isnanl) +weak_alias (__isnan, isnanl) +#endif + +#ifndef IS_IN_libm +# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) +compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0); +compat_symbol (libc, isnan, isnanl, GLIBC_2_0); +# endif +#endif + diff --git a/sysdeps/powerpc/powerpc64/fpu/s_isnan.c b/sysdeps/powerpc/powerpc64/fpu/s_isnan.c deleted file mode 100644 index 397717ba9c..0000000000 --- a/sysdeps/powerpc/powerpc64/fpu/s_isnan.c +++ /dev/null @@ -1,7 +0,0 @@ -#include <sysdeps/powerpc/fpu/s_isnan.c> -#ifndef IS_IN_libm -# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) -compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0); -compat_symbol (libc, isnan, isnanl, GLIBC_2_0); -# endif -#endif |