mirror of git://sourceware.org/git/glibc.git
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
parent
1aff59a3f7
commit
741a235bf6
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2012-02-28 David S. Miller <davem@davemloft.net>
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* sysdeps/sparc/sparc32/fpu/s_copysign.S: New file.
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* sysdeps/sparc/sparc32/fpu/s_copysignf.S: New file.
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* sysdeps/sparc/sparc64/fpu/s_copysign.S: New file.
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* sysdeps/sparc/sparc64/fpu/s_copysignf.S: New file.
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2012-02-27 David S. Miller <davem@davemloft.net>
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* sysdeps/sparc/sparc32/sparcv9/fpu/s_floor.S: New file.
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/* copysign function, sparc32 version.
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Copyright (C) 2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by David S. Miller <davem@davemloft.net>, 2012.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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ENTRY (__copysign)
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sethi %hi(0x80000000), %g1
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and %o2, %g1, %o4
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andn %o0, %g1, %o0
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or %o0, %o4, %o0
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std %o0, [%sp + 72]
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retl
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ldd [%sp + 72], %f0
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END (__copysign)
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weak_alias (__copysign, copysign)
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@ -0,0 +1,31 @@
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/* float copysign function, sparc32 version.
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Copyright (C) 2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by David S. Miller <davem@davemloft.net>, 2012.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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ENTRY (__copysignf)
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sethi %hi(0x80000000), %g1
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and %o1, %g1, %o4
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andn %o0, %g1, %o0
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or %o0, %o4, %o0
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st %o0, [%sp + 68]
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retl
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ld [%sp + 68], %f0
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END (__copysignf)
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weak_alias (__copysignf, copysignf)
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@ -0,0 +1,31 @@
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/* copysign function, sparc64 version.
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Copyright (C) 2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by David S. Miller <davem@davemloft.net>, 2012.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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ENTRY (__copysign)
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sethi %hi(0x80000000), %g1
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st %g1, [%sp + STACK_BIAS + 128]
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ld [%sp + STACK_BIAS + 128], %f7
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fands %f2, %f7, %f9
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fandnot2s %f0, %f7, %f0
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retl
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fors %f0, %f9, %f0
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END (__copysign)
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weak_alias (__copysign, copysign)
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@ -0,0 +1,31 @@
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/* float copysign function, sparc64 version.
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Copyright (C) 2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by David S. Miller <davem@davemloft.net>, 2012.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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ENTRY (__copysignf)
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sethi %hi(0x80000000), %g1
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st %g1, [%sp + STACK_BIAS + 128]
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ld [%sp + STACK_BIAS + 128], %f7
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fands %f3, %f7, %f9
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fandnot2s %f1, %f7, %f1
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retl
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fors %f1, %f9, %f0
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END (__copysignf)
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weak_alias (__copysignf, copysignf)
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