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Add optimized copysign for sparc. 

* sysdeps/sparc/sparc32/fpu/s_copysign.S: New file.
	* sysdeps/sparc/sparc32/fpu/s_copysignf.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_copysign.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_copysignf.S: New file.
This commit is contained in:
David S. Miller 2012-02-28 00:33:00 -08:00
parent 1aff59a3f7
commit 741a235bf6
5 changed files with 131 additions and 0 deletions
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7
ChangeLog
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2012-02-28 David S. Miller <davem@davemloft.net>
* sysdeps/sparc/sparc32/fpu/s_copysign.S: New file.
* sysdeps/sparc/sparc32/fpu/s_copysignf.S: New file.
* sysdeps/sparc/sparc64/fpu/s_copysign.S: New file.
* sysdeps/sparc/sparc64/fpu/s_copysignf.S: New file.
2012-02-27 David S. Miller <davem@davemloft.net> 2012-02-27 David S. Miller <davem@davemloft.net>
* sysdeps/sparc/sparc32/sparcv9/fpu/s_floor.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/s_floor.S: New file.

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sysdeps/sparc/sparc32/fpu/s_copysign.S Normal file
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/* copysign function, sparc32 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>
ENTRY (__copysign)
sethi %hi(0x80000000), %g1
and %o2, %g1, %o4
andn %o0, %g1, %o0
or %o0, %o4, %o0
std %o0, [%sp + 72]
retl
ldd [%sp + 72], %f0
END (__copysign)
weak_alias (__copysign, copysign)

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sysdeps/sparc/sparc32/fpu/s_copysignf.S Normal file
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/* float copysign function, sparc32 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>
ENTRY (__copysignf)
sethi %hi(0x80000000), %g1
and %o1, %g1, %o4
andn %o0, %g1, %o0
or %o0, %o4, %o0
st %o0, [%sp + 68]
retl
ld [%sp + 68], %f0
END (__copysignf)
weak_alias (__copysignf, copysignf)

31
sysdeps/sparc/sparc64/fpu/s_copysign.S Normal file
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/* copysign 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>
ENTRY (__copysign)
sethi %hi(0x80000000), %g1
st %g1, [%sp + STACK_BIAS + 128]
ld [%sp + STACK_BIAS + 128], %f7
fands %f2, %f7, %f9
fandnot2s %f0, %f7, %f0
retl
fors %f0, %f9, %f0
END (__copysign)
weak_alias (__copysign, copysign)

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sysdeps/sparc/sparc64/fpu/s_copysignf.S Normal file
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/* float copysign 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>
ENTRY (__copysignf)
sethi %hi(0x80000000), %g1
st %g1, [%sp + STACK_BIAS + 128]
ld [%sp + STACK_BIAS + 128], %f7
fands %f3, %f7, %f9
fandnot2s %f1, %f7, %f1
retl
fors %f1, %f9, %f0
END (__copysignf)
weak_alias (__copysignf, copysignf)