updates softfloat to #b51ef8f of softfloat3
https://github.com/ucb-bar/berkeley-softfloat-3/
This commit is contained in:
@ -1,91 +1,91 @@
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/*============================================================================
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This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic
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Package, Release 3e, by John R. Hauser.
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Copyright 2011, 2012, 2013, 2014, 2015, 2016 The Regents of the University of
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California. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions, and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions, and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the University nor the names of its contributors may
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be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=============================================================================*/
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#include <stdint.h>
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#include "platform.h"
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#ifndef softfloat_shiftLeftM
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#define softfloat_shiftLeftM softfloat_shiftLeftM
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#include "primitives.h"
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void
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softfloat_shiftLeftM(
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uint_fast8_t size_words,
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const uint32_t *aPtr,
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uint32_t dist,
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uint32_t *zPtr
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)
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{
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uint32_t wordDist;
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uint_fast8_t innerDist;
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uint32_t *destPtr;
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uint_fast8_t i;
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wordDist = dist>>5;
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if ( wordDist < size_words ) {
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aPtr += indexMultiwordLoBut( size_words, wordDist );
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innerDist = dist & 31;
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if ( innerDist ) {
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softfloat_shortShiftLeftM(
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size_words - wordDist,
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aPtr,
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innerDist,
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zPtr + indexMultiwordHiBut( size_words, wordDist )
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);
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if ( ! wordDist ) return;
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} else {
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aPtr += indexWordHi( size_words - wordDist );
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destPtr = zPtr + indexWordHi( size_words );
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for ( i = size_words - wordDist; i; --i ) {
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*destPtr = *aPtr;
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aPtr -= wordIncr;
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destPtr -= wordIncr;
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}
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}
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zPtr += indexMultiwordLo( size_words, wordDist );
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} else {
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wordDist = size_words;
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}
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do {
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*zPtr++ = 0;
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--wordDist;
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} while ( wordDist );
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}
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#endif
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/*============================================================================
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This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic
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Package, Release 3e, by John R. Hauser.
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Copyright 2011, 2012, 2013, 2014, 2015, 2016 The Regents of the University of
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California. All rights reserved.
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|
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
|
||||
|
||||
1. Redistributions of source code must retain the above copyright notice,
|
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this list of conditions, and the following disclaimer.
|
||||
|
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2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
this list of conditions, and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
|
||||
|
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3. Neither the name of the University nor the names of its contributors may
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be used to endorse or promote products derived from this software without
|
||||
specific prior written permission.
|
||||
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
|
||||
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
|
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=============================================================================*/
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#include <stdint.h>
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#include "platform.h"
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#ifndef softfloat_shiftLeftM
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#define softfloat_shiftLeftM softfloat_shiftLeftM
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#include "primitives.h"
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void
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softfloat_shiftLeftM(
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uint_fast8_t size_words,
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const uint32_t *aPtr,
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uint32_t dist,
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uint32_t *zPtr
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)
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{
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uint32_t wordDist;
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uint_fast8_t innerDist;
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uint32_t *destPtr;
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uint_fast8_t i;
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wordDist = dist>>5;
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if ( wordDist < size_words ) {
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aPtr += indexMultiwordLoBut( size_words, wordDist );
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innerDist = dist & 31;
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if ( innerDist ) {
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softfloat_shortShiftLeftM(
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size_words - wordDist,
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aPtr,
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innerDist,
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zPtr + indexMultiwordHiBut( size_words, wordDist )
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);
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if ( ! wordDist ) return;
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} else {
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aPtr += indexWordHi( size_words - wordDist );
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destPtr = zPtr + indexWordHi( size_words );
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for ( i = size_words - wordDist; i; --i ) {
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*destPtr = *aPtr;
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aPtr -= wordIncr;
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destPtr -= wordIncr;
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}
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}
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zPtr += indexMultiwordLo( size_words, wordDist );
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} else {
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wordDist = size_words;
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}
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do {
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*zPtr++ = 0;
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--wordDist;
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} while ( wordDist );
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}
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#endif
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