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Diffstat (limited to 'src/libs/softfloat-3e/source/ARM-VFPv2/s_commonNaNToF128M.c')
-rw-r--r-- | src/libs/softfloat-3e/source/ARM-VFPv2/s_commonNaNToF128M.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/libs/softfloat-3e/source/ARM-VFPv2/s_commonNaNToF128M.c b/src/libs/softfloat-3e/source/ARM-VFPv2/s_commonNaNToF128M.c new file mode 100644 index 00000000..02e23485 --- /dev/null +++ b/src/libs/softfloat-3e/source/ARM-VFPv2/s_commonNaNToF128M.c @@ -0,0 +1,56 @@ + +/*============================================================================ + +This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic +Package, Release 3e, by John R. Hauser. + +Copyright 2011, 2012, 2013, 2014, 2017 The Regents of the University of +California. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions, and the following disclaimer. + + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions, and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + 3. Neither the name of the University nor the names of its contributors may + be used to endorse or promote products derived from this software without + specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY +EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE +DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +=============================================================================*/ + +#include <stdint.h> +#include "platform.h" +#include "primitives.h" +#include "specialize.h" + +/*---------------------------------------------------------------------------- +| Converts the common NaN pointed to by 'aPtr' into a 128-bit floating-point +| NaN, and stores this NaN at the location pointed to by 'zWPtr'. Argument +| 'zWPtr' points to an array of four 32-bit elements that concatenate in the +| platform's normal endian order to form a 128-bit floating-point value. +*----------------------------------------------------------------------------*/ +void + softfloat_commonNaNToF128M( const struct commonNaN *aPtr, uint32_t *zWPtr ) +{ + + softfloat_shortShiftRight128M( (const uint32_t *) &aPtr->v0, 16, zWPtr ); + zWPtr[indexWordHi( 4 )] |= (uint32_t) aPtr->sign<<31 | 0x7FFF8000; + +} + |