From f215e02bf85f68d3a6106c2a1f4f7f063f819064 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:17:27 +0200 Subject: Adding upstream version 7.0.14-dfsg. Signed-off-by: Daniel Baumann --- .../source/ARM-VFPv2/s_propagateNaNExtF80M.c | 87 ++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 src/libs/softfloat-3e/source/ARM-VFPv2/s_propagateNaNExtF80M.c (limited to 'src/libs/softfloat-3e/source/ARM-VFPv2/s_propagateNaNExtF80M.c') diff --git a/src/libs/softfloat-3e/source/ARM-VFPv2/s_propagateNaNExtF80M.c b/src/libs/softfloat-3e/source/ARM-VFPv2/s_propagateNaNExtF80M.c new file mode 100644 index 00000000..37d4d1a8 --- /dev/null +++ b/src/libs/softfloat-3e/source/ARM-VFPv2/s_propagateNaNExtF80M.c @@ -0,0 +1,87 @@ + +/*============================================================================ + +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 +#include +#include "platform.h" +#include "internals.h" +#include "specialize.h" +#include "softfloat.h" + +/*---------------------------------------------------------------------------- +| Assuming at least one of the two 80-bit extended floating-point values +| pointed to by 'aSPtr' and 'bSPtr' is a NaN, stores the combined NaN result +| at the location pointed to by 'zSPtr'. If either original floating-point +| value is a signaling NaN, the invalid exception is raised. +*----------------------------------------------------------------------------*/ +void + softfloat_propagateNaNExtF80M( + const struct extFloat80M *aSPtr, + const struct extFloat80M *bSPtr, + struct extFloat80M *zSPtr + SOFTFLOAT_STATE_DECL_COMMA + ) +{ + const struct extFloat80M *sPtr; + bool isSigNaNA; + uint_fast16_t uiZ64; + uint_fast64_t uiZ0; + + sPtr = aSPtr; + isSigNaNA = extF80M_isSignalingNaN( (const extFloat80_t *) aSPtr ); + if ( + isSigNaNA + || (bSPtr + && extF80M_isSignalingNaN( (const extFloat80_t *) bSPtr )) + ) { + softfloat_raiseFlags( softfloat_flag_invalid SOFTFLOAT_STATE_ARG_COMMA ); + if ( isSigNaNA ) goto copyNonsig; + goto copyNonsigB; + } + uiZ64 = sPtr->signExp; + uiZ0 = sPtr->signif; + if ( isNaNExtF80UI( uiZ64, uiZ0 ) ) goto returnNonsig; + copyNonsigB: + sPtr = bSPtr; + copyNonsig: + uiZ64 = sPtr->signExp; + uiZ0 = sPtr->signif; + returnNonsig: + zSPtr->signExp = uiZ64; + zSPtr->signif = uiZ0 | UINT64_C( 0xC000000000000000 ); + +} + -- cgit v1.2.3