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Add sparc optimized {l,}rint{,f} for 32-bit v9 and 64-bit.

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* sysdeps/sparc/sparc32/sparcv9/fpu/s_llrint.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/s_llrintf.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/s_lrint.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/s_lrintf.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_llrint.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_llrintf.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_lrint.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_lrintf.S: New file.
This commit is contained in:
David S. Miller 2012-03-02 18:57:20 -08:00
parent d9a17c075e
commit 6358490d55
9 changed files with 396 additions and 0 deletions
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11
ChangeLog
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2012-03-02 David S. Miller <davem@davemloft.net>
* sysdeps/sparc/sparc32/sparcv9/fpu/s_llrint.S: New file.
* sysdeps/sparc/sparc32/sparcv9/fpu/s_llrintf.S: New file.
* sysdeps/sparc/sparc32/sparcv9/fpu/s_lrint.S: New file.
* sysdeps/sparc/sparc32/sparcv9/fpu/s_lrintf.S: New file.
* sysdeps/sparc/sparc64/fpu/s_llrint.S: New file.
* sysdeps/sparc/sparc64/fpu/s_llrintf.S: New file.
* sysdeps/sparc/sparc64/fpu/s_lrint.S: New file.
* sysdeps/sparc/sparc64/fpu/s_lrintf.S: New file.
2012-03-02 Roland McGrath <roland@hack.frob.com>
[BZ #13792]

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sysdeps/sparc/sparc32/sparcv9/fpu/s_llrint.S Normal file
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/* llrint(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__llrint)
sethi %hi(TWO_FIFTYTWO), %o2
sllx %o0, 32, %o0
or %o0, %o1, %o0
fzero ZERO
stx %o0, [%sp + 72]
sllx %o2, 32, %o2
fnegd ZERO, SIGN_BIT
ldd [%sp + 72], %f0
stx %o2, [%sp + 72]
fabsd %f0, %f14
ldd [%sp + 72], %f16
fcmpd %fcc3, %f14, %f16
fmovduge %fcc3, ZERO, %f16
fand %f0, SIGN_BIT, SIGN_BIT
for %f16, SIGN_BIT, %f16
faddd %f0, %f16, %f6
fsubd %f6, %f16, %f0
fabsd %f0, %f0
for %f0, SIGN_BIT, %f0
fdtox %f0, %f4
std %f4, [%sp + 72]
retl
ldd [%sp + 72], %o0
END (__llrint)
weak_alias (__llrint, llrint)

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sysdeps/sparc/sparc32/sparcv9/fpu/s_llrintf.S Normal file
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/* llrintf(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__llrintf)
st %o0, [%sp + 68]
sethi %hi(TWO_TWENTYTHREE), %o2
fzeros ZERO
ld [%sp + 68], %f1
fnegs ZERO, SIGN_BIT
st %o2, [%sp + 68]
fabss %f1, %f14
ld [%sp + 68], %f16
fcmps %fcc3, %f14, %f16
fmovsuge %fcc3, ZERO, %f16
fands %f1, SIGN_BIT, SIGN_BIT
fors %f16, SIGN_BIT, %f16
fadds %f1, %f16, %f5
fsubs %f5, %f16, %f0
fabss %f0, %f0
fors %f0, SIGN_BIT, %f0
fstox %f0, %f4
std %f4, [%sp + 72]
retl
ldd [%sp + 72], %o0
END (__llrintf)
weak_alias (__llrintf, llrintf)

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sysdeps/sparc/sparc32/sparcv9/fpu/s_lrint.S Normal file
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/* lrint(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__lrint)
sethi %hi(TWO_FIFTYTWO), %o2
sllx %o0, 32, %o0
or %o0, %o1, %o0
fzero ZERO
stx %o0, [%sp + 72]
sllx %o2, 32, %o2
fnegd ZERO, SIGN_BIT
ldd [%sp + 72], %f0
stx %o2, [%sp + 72]
fabsd %f0, %f14
ldd [%sp + 72], %f16
fcmpd %fcc3, %f14, %f16
fmovduge %fcc3, ZERO, %f16
fand %f0, SIGN_BIT, SIGN_BIT
for %f16, SIGN_BIT, %f16
faddd %f0, %f16, %f6
fsubd %f6, %f16, %f0
fabsd %f0, %f0
for %f0, SIGN_BIT, %f0
fdtoi %f0, %f3
st %f3, [%sp + 72]
retl
ld [%sp + 72], %o0
END (__lrint)
weak_alias (__lrint, lrint)

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sysdeps/sparc/sparc32/sparcv9/fpu/s_lrintf.S Normal file
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/* lrintf(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__lrintf)
st %o0, [%sp + 68]
sethi %hi(TWO_TWENTYTHREE), %o2
fzeros ZERO
ld [%sp + 68], %f1
fnegs ZERO, SIGN_BIT
st %o2, [%sp + 68]
fabss %f1, %f14
ld [%sp + 68], %f16
fcmps %fcc3, %f14, %f16
fmovsuge %fcc3, ZERO, %f16
fands %f1, SIGN_BIT, SIGN_BIT
fors %f16, SIGN_BIT, %f16
fadds %f1, %f16, %f5
fsubs %f5, %f16, %f0
fabss %f0, %f0
fors %f0, SIGN_BIT, %f0
fstoi %f0, %f3
st %f3, [%sp + 68]
retl
ld [%sp + 68], %o0
END (__lrintf)
weak_alias (__lrintf, lrintf)

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sysdeps/sparc/sparc64/fpu/s_llrint.S Normal file
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/* llrint is implemented in s_lrint.S */

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sysdeps/sparc/sparc64/fpu/s_llrintf.S Normal file
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/* llrintf is implemented in s_lrint.S */

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sysdeps/sparc/sparc64/fpu/s_lrint.S Normal file
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/* lrint(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__lrint)
sethi %hi(TWO_FIFTYTWO), %o2
sllx %o2, 32, %o2
fzero ZERO
fnegd ZERO, SIGN_BIT
stx %o2, [%sp + STACK_BIAS + 128]
fabsd %f0, %f14
ldd [%sp + STACK_BIAS + 128], %f16
fcmpd %fcc3, %f14, %f16
fmovduge %fcc3, ZERO, %f16
fand %f0, SIGN_BIT, SIGN_BIT
for %f16, SIGN_BIT, %f16
faddd %f0, %f16, %f6
fsubd %f6, %f16, %f0
fabsd %f0, %f0
for %f0, SIGN_BIT, %f0
fdtox %f0, %f4
std %f4, [%sp + STACK_BIAS + 128]
retl
ldx [%sp + STACK_BIAS + 128], %o0
END (__lrint)
weak_alias (__lrint, lrint)
strong_alias (__lrint, __llrint)
weak_alias (__llrint, llrint)

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sysdeps/sparc/sparc64/fpu/s_lrintf.S Normal file
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/* lrintf(), 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>
/* We pop constants into the FPU registers using the incoming
argument stack slots, since this avoid having to use any PIC
references. We also thus avoid having to allocate a register
window.
VIS instructions are used to facilitate the formation of
easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#define ZERO %f10 /* 0.0 */
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__lrintf)
sethi %hi(TWO_TWENTYTHREE), %o2
fzeros ZERO
fnegs ZERO, SIGN_BIT
st %o2, [%sp + STACK_BIAS + 128]
fabss %f1, %f14
ld [%sp + STACK_BIAS + 128], %f16
fcmps %fcc3, %f14, %f16
fmovsuge %fcc3, ZERO, %f16
fands %f1, SIGN_BIT, SIGN_BIT
fors %f16, SIGN_BIT, %f16
fadds %f1, %f16, %f5
fsubs %f5, %f16, %f0
fabss %f0, %f0
fors %f0, SIGN_BIT, %f0
fstox %f0, %f4
std %f4, [%sp + STACK_BIAS + 128]
retl
ldx [%sp + STACK_BIAS + 128], %o0
END (__lrintf)
weak_alias (__lrintf, lrintf)
strong_alias (__lrintf, __llrintf)
weak_alias (__llrintf, llrintf)