s_negXM.c File Reference

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

Include dependency graph for s_negXM.c:

Go to the source code of this file.

Functions
void	softfloat_negXM (uint_fast8_t size_words, uint32_t *zPtr)

Function Documentation

softfloat_negXM()

void softfloat_negXM	(	uint_fast8_t	size_words,
		uint32_t *	zPtr )

Definition at line 43 of file s_negXM.c.

{
    unsigned int index, lastIndex;
    uint_fast8_t carry;
    uint32_t word;
 
    index = indexWordLo( size_words );
    lastIndex = indexWordHi( size_words );
    carry = 1;
    for (;;) {
        word = ~zPtr[index] + carry;
        zPtr[index] = word;
        if ( index == lastIndex ) break;
        index += wordIncr;
        if ( word ) carry = 0;
    }
 
}