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author | David S. Miller <davem@davemloft.net> | 2012-03-15 02:13:54 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2012-03-15 02:13:54 -0700 |
commit | f7062b9a6f8ccaeb080b6c819ceec59b77cce3c4 (patch) | |
tree | d72011561c032765833f16dbca7f5a67309cae03 /sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.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/sparc32/sparcv9/fpu/s_fminf.S')
-rw-r--r-- | sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.S | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.S b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.S new file mode 100644 index 0000000000..168020bb60 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fminf.S @@ -0,0 +1,40 @@ +/* fminf function, sparc32 v9 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 (__fminf) + st %o0, [%sp + 72] + st %o1, [%sp + 76] + ld [%sp + 72], %f1 + ld [%sp + 76], %f3 + fcmps %fcc1, %f3, %f3 + fzeros SIGN_BIT + fmovsu %fcc1, %f1, %f3 + fnegs SIGN_BIT, SIGN_BIT + fcmps %fcc2, %f1, %f3 + fmovsug %fcc2, %f3, %f1 + fors %f1, %f3, %f4 + fands %f4, SIGN_BIT, %f4 + retl + fors %f1, %f4, %f0 +END (__fminf) +weak_alias (__fminf, fminf) |