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46 lines
1.2 KiB
ArmAsm
46 lines
1.2 KiB
ArmAsm
/* copy sign, double version.
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Copyright (C) 2002-2014 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
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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 <machine/asm.h>
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.section .rodata
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.align ALIGNARG(4)
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.type mask,@object
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mask:
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.byte 0xff, 0xff, 0xff, 0x7f
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ASM_SIZE_DIRECTIVE(mask)
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#ifdef PIC
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#define MO(op) op##(%rip)
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#else
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#define MO(op) op
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#endif
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.text
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ENTRY(__copysignf)
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movss MO(mask),%xmm3
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andps %xmm3,%xmm0
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andnps %xmm1,%xmm3
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orps %xmm3,%xmm0
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retq
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END (__copysignf)
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weak_alias (__copysignf, copysignf)
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