s_shortShiftRightExtendM.c File Reference

#include <stdint.h>
#include "platform.h"
#include "primitiveTypes.h"

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Functions
void	softfloat_shortShiftRightExtendM (uint_fast8_t size_words, const uint32_t *aPtr, uint_fast8_t dist, uint32_t *zPtr)

Function Documentation

softfloat_shortShiftRightExtendM()

void softfloat_shortShiftRightExtendM	(	uint_fast8_t	size_words,
		const uint32_t *	aPtr,
		uint_fast8_t	dist,
		uint32_t *	zPtr )

Definition at line 44 of file s_shortShiftRightExtendM.c.

{
    uint_fast8_t uNegDist;
    unsigned int indexA, lastIndexA;
    uint32_t partWordZ, wordA;
 
    uNegDist = -dist;
    indexA = indexWordLo( size_words );
    lastIndexA = indexWordHi( size_words );
    zPtr += indexWordLo( size_words + 1 );
    partWordZ = 0;
    for (;;) {
        wordA = aPtr[indexA];
        *zPtr = wordA<<(uNegDist & 31) | partWordZ;
        zPtr += wordIncr;
        partWordZ = wordA>>dist;
        if ( indexA == lastIndexA ) break;
        indexA += wordIncr;
    }
    *zPtr = partWordZ;
 
}