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Diffstat (limited to '')
-rw-r--r-- | src/libs/softfloat-3e/source/8086-SSE/s_commonNaNToExtF80UI.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/libs/softfloat-3e/source/8086-SSE/s_commonNaNToExtF80UI.c b/src/libs/softfloat-3e/source/8086-SSE/s_commonNaNToExtF80UI.c new file mode 100644 index 00000000..7325468f --- /dev/null +++ b/src/libs/softfloat-3e/source/8086-SSE/s_commonNaNToExtF80UI.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 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 an 80-bit extended +| floating-point NaN, and returns the bit pattern of this value as an unsigned +| integer. +*----------------------------------------------------------------------------*/ +struct uint128 softfloat_commonNaNToExtF80UI( const struct commonNaN *aPtr ) +{ + struct uint128 uiZ; + + uiZ.v64 = (uint_fast16_t) aPtr->sign<<15 | 0x7FFF; + uiZ.v0 = UINT64_C( 0xC000000000000000 ) | aPtr->v64>>1; + return uiZ; + +} + |