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| author | David S. Miller <davem@davemloft.net> | 2012-03-15 02:13:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-03-15 02:13:54 -0700 |
| commit | f7062b9a6f8ccaeb080b6c819ceec59b77cce3c4 (patch) | |
| tree | d72011561c032765833f16dbca7f5a67309cae03 /sysdeps/sparc/sparc64/fpu/s_fmaxf.S | |
| parent | 559398ab746fd7dbbe09e847813a1b917b9ded14 (diff) | |
| download | glibc-f7062b9a6f8ccaeb080b6c819ceec59b77cce3c4.tar.gz glibc-f7062b9a6f8ccaeb080b6c819ceec59b77cce3c4.tar.xz glibc-f7062b9a6f8ccaeb080b6c819ceec59b77cce3c4.zip | |
Sparc optimized fmin{,f} and fmax{,f}.
* sysdeps/sparc/sparc64/fpu/s_fmax.S: New file. * sysdeps/sparc/sparc64/fpu/s_fmaxf.S: New file. * sysdeps/sparc/sparc64/fpu/s_fmin.S: New file. * sysdeps/sparc/sparc64/fpu/s_fminf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/s_fmax.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/s_fmaxf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/s_fmin.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fmax.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fmaxf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fmaxf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fmin-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fmin.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fminf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_fminf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmax-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmax.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaxf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaxf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmin-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmin.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fminf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fminf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/Makefile: Add new vis3 fmin/fmax sysdep routines. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: Likewise.
Diffstat (limited to 'sysdeps/sparc/sparc64/fpu/s_fmaxf.S')
| -rw-r--r-- | sysdeps/sparc/sparc64/fpu/s_fmaxf.S | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc64/fpu/s_fmaxf.S b/sysdeps/sparc/sparc64/fpu/s_fmaxf.S new file mode 100644 index 0000000000..989c5c300d --- /dev/null +++ b/sysdeps/sparc/sparc64/fpu/s_fmaxf.S @@ -0,0 +1,36 @@ +/* fmaxf function, sparc64 version. + Copyright (C) 2012 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller <davem@davemloft.net>, 2012. + + 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, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#define SIGN_BIT %f12 /* -0.0 */ + +ENTRY (__fmaxf) + fcmps %fcc1, %f3, %f3 + fzeros SIGN_BIT + fmovsu %fcc1, %f1, %f3 + fnegs SIGN_BIT, SIGN_BIT + fcmps %fcc2, %f1, %f3 + fmovsul %fcc2, %f3, %f1 + fands %f1, %f3, %f4 + fandnot2s SIGN_BIT, %f4, %f4 + retl + fandnot2s %f1, %f4, %f0 +END (__fmaxf) +weak_alias (__fmaxf, fmaxf) |