i64_to_extF80M.c File Reference

#include <stdint.h>
#include "platform.h"
#include "internals.h"
#include "softfloat.h"

Include dependency graph for i64_to_extF80M.c:

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Functions
void	i64_to_extF80M (int64_t a, extFloat80_t *zPtr)

Function Documentation

i64_to_extF80M()

void i64_to_extF80M	(	int64_t	a,
		extFloat80_t *	zPtr )

Definition at line 53 of file i64_to_extF80M.c.

{
    struct extFloat80M *zSPtr;
    uint_fast16_t uiZ64;
    uint64_t sigZ;
    bool sign;
    uint64_t absA;
    int_fast8_t shiftDist;
 
    zSPtr = (struct extFloat80M *) zPtr;
    uiZ64 = 0;
    sigZ = 0;
    if ( a ) {
        sign = (a < 0);
        absA = sign ? -(uint64_t) a : (uint64_t) a;
        shiftDist = softfloat_countLeadingZeros64( absA );
        uiZ64 = packToExtF80UI64( sign, 0x403E - shiftDist );
        sigZ = absA<<shiftDist;
    }
    zSPtr->signExp = uiZ64;
    zSPtr->signif = sigZ;
 
}