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Optimized 64-bit sparc assembler for finite{,f} and isinf{,f}.
* sysdeps/sparc/sparc64/fpu/s_finite.S: New file. * sysdeps/sparc/sparc64/fpu/s_finitef.S: New file. * sysdeps/sparc/sparc64/fpu/s_isinf.S: New file. * sysdeps/sparc/sparc64/fpu/s_isinff.S: New file.
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2012-03-01 David S. Miller <davem@davemloft.net>
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* sysdeps/sparc/sparc64/fpu/s_finite.S: New file.
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* sysdeps/sparc/sparc64/fpu/s_finitef.S: New file.
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* sysdeps/sparc/sparc64/fpu/s_isinf.S: New file.
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* sysdeps/sparc/sparc64/fpu/s_isinff.S: New file.
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* sysdeps/sparc/sparc32/fpu/s_signbit.S: New file.
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* sysdeps/sparc/sparc32/fpu/s_signbitf.S: New file.
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* sysdeps/sparc/sparc32/fpu/s_signbitl.S: New file.
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31
sysdeps/sparc/sparc64/fpu/s_finite.S
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31
sysdeps/sparc/sparc64/fpu/s_finite.S
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/* finite(). 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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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 (__finite)
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fabsd %f0, %f0
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st %f0, [%sp + STACK_BIAS + 128]
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sethi %hi(0x7ff00000), %o2
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ld [%sp + STACK_BIAS + 128], %o0
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sub %o0, %o2, %o0
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retl
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srl %o0, 31, %o0
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END (__finite)
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hidden_def (__finite)
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weak_alias (__finite, finite)
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31
sysdeps/sparc/sparc64/fpu/s_finitef.S
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31
sysdeps/sparc/sparc64/fpu/s_finitef.S
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/* finitef(). 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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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 (__finitef)
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fabss %f1, %f0
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st %f0, [%sp + STACK_BIAS + 128]
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sethi %hi(0x7f800000), %o2
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ld [%sp + STACK_BIAS + 128], %o0
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sub %o0, %o2, %o0
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retl
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srl %o0, 31, %o0
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END (__finitef)
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hidden_def (__finitef)
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weak_alias (__finitef, finitef)
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34
sysdeps/sparc/sparc64/fpu/s_isinf.S
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34
sysdeps/sparc/sparc64/fpu/s_isinf.S
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/* isinf(). 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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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 (__isinf)
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std %f0, [%sp + STACK_BIAS + 128]
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sethi %hi(0x7ff00000), %o2
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ldx [%sp + STACK_BIAS + 128], %g1
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sllx %o2, 32, %o2
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sllx %g1, 1, %o4
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srlx %o4, 1, %o5
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srax %g1, 62, %o0
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xor %o5, %o2, %o3
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retl
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movrne %o3, %g0, %o0
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END (__isinf)
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hidden_def (__isinf)
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weak_alias (__isinf, isinf)
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33
sysdeps/sparc/sparc64/fpu/s_isinff.S
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33
sysdeps/sparc/sparc64/fpu/s_isinff.S
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/* isinff(). 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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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 (__isinff)
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st %f1, [%sp + STACK_BIAS + 128]
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sethi %hi(0x7f800000), %o2
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lduw [%sp + STACK_BIAS + 128], %g1
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sll %g1, 1, %o4
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srl %o4, 1, %o5
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sra %g1, 30, %o0
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xor %o5, %o2, %o3
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retl
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movrne %o3, %g0, %o0
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END (__isinff)
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hidden_def (__isinff)
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weak_alias (__isinff, isinff)
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