From 5cd8d2b93fad2011fdf8f49a263d77697af35b32 Mon Sep 17 00:00:00 2001 From: Andrew Waterman Date: Wed, 11 Jul 2018 01:16:28 -0700 Subject: Upgrade to SoftFloat 3e --- softfloat/f16_mulAdd.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 softfloat/f16_mulAdd.c (limited to 'softfloat/f16_mulAdd.c') diff --git a/softfloat/f16_mulAdd.c b/softfloat/f16_mulAdd.c new file mode 100644 index 0000000..0929372 --- /dev/null +++ b/softfloat/f16_mulAdd.c @@ -0,0 +1,60 @@ + +/*============================================================================ + +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, 2015 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 +#include "platform.h" +#include "internals.h" +#include "softfloat.h" + +float16_t f16_mulAdd( float16_t a, float16_t b, float16_t c ) +{ + union ui16_f16 uA; + uint_fast16_t uiA; + union ui16_f16 uB; + uint_fast16_t uiB; + union ui16_f16 uC; + uint_fast16_t uiC; + + uA.f = a; + uiA = uA.ui; + uB.f = b; + uiB = uB.ui; + uC.f = c; + uiC = uC.ui; + return softfloat_mulAddF16( uiA, uiB, uiC, 0 ); + +} + -- cgit v1.1