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diff --git a/src/libs/softfloat-3e/source/s_roundToUI64.c b/src/libs/softfloat-3e/source/s_roundToUI64.c
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+
+/*============================================================================
+
+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, 2016, 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 <stdbool.h>
+#include <stdint.h>
+#include "platform.h"
+#include "internals.h"
+#include "specialize.h"
+#include "softfloat.h"
+
+uint_fast64_t
+ softfloat_roundToUI64(
+ bool sign,
+ uint_fast64_t sig,
+ uint_fast64_t sigExtra,
+ uint_fast8_t roundingMode,
+ bool exact
+ SOFTFLOAT_STATE_DECL_COMMA
+ )
+{
+
+ /*------------------------------------------------------------------------
+ *------------------------------------------------------------------------*/
+ if (
+ (roundingMode == softfloat_round_near_maxMag)
+ || (roundingMode == softfloat_round_near_even)
+ ) {
+ if ( UINT64_C( 0x8000000000000000 ) <= sigExtra ) goto increment;
+ } else {
+ if ( sign ) {
+ if ( !(sig | sigExtra) ) return 0;
+ if ( roundingMode == softfloat_round_min ) goto invalid;
+#ifdef SOFTFLOAT_ROUND_ODD
+ if ( roundingMode == softfloat_round_odd ) goto invalid;
+#endif
+ } else {
+ if ( (roundingMode == softfloat_round_max) && sigExtra ) {
+ increment:
+ ++sig;
+ if ( !sig ) goto invalid;
+ if (
+ (sigExtra == UINT64_C( 0x8000000000000000 ))
+ && (roundingMode == softfloat_round_near_even)
+ ) {
+ sig &= ~(uint_fast64_t) 1;
+ }
+ }
+ }
+ }
+ if ( sign && sig ) goto invalid;
+ if ( sigExtra ) {
+#ifdef SOFTFLOAT_ROUND_ODD
+ if ( roundingMode == softfloat_round_odd ) sig |= 1;
+#endif
+ if ( exact ) softfloat_exceptionFlags |= softfloat_flag_inexact;
+ }
+ return sig;
+ /*------------------------------------------------------------------------
+ *------------------------------------------------------------------------*/
+ invalid:
+ softfloat_raiseFlags( softfloat_flag_invalid SOFTFLOAT_STATE_ARG_COMMA );
+ return sign ? ui64_fromNegOverflow : ui64_fromPosOverflow;
+
+}
+