softfloat/bits64/softfloat.c

1708     int16 aExp, bExp, zExp;
1715     bExp = extractFloat32Exp( b );
1716     expDiff = aExp - bExp;
1724         if ( bExp == 0 ) {
1734         if ( bExp == 0xFF ) {
1745         zExp = bExp;
1780     int16 aExp, bExp, zExp;
1787     bExp = extractFloat32Exp( b );
1788     expDiff = aExp - bExp;
1800         bExp = 1;
1806     if ( bExp == 0xFF ) {
1820     zExp = bExp;
1828     if ( bExp == 0 ) {
1899     int16 aExp, bExp, zExp;
1908     bExp = extractFloat32Exp( b );
1912         if ( aSig || ( ( bExp == 0xFF ) && bSig ) ) {
1915         if ( ( bExp | bSig ) == 0 ) {
1921     if ( bExp == 0xFF ) {
1933     if ( bExp == 0 ) {
1935         normalizeFloat32Subnormal( bSig, &bExp, &bSig );
1937     zExp = aExp + bExp - 0x7F;
1960     int16 aExp, bExp, zExp;
1967     bExp = extractFloat32Exp( b );
1972         if ( bExp == 0xFF ) {
1979     if ( bExp == 0xFF ) {
1983     if ( bExp == 0 ) {
1992         normalizeFloat32Subnormal( bSig, &bExp, &bSig );
1998     zExp = aExp - bExp + 0x7D;
2024     int16 aExp, bExp, expDiff;
2035     bExp = extractFloat32Exp( b );
2038         if ( aSig || ( ( bExp == 0xFF ) && bSig ) ) {
2044     if ( bExp == 0xFF ) {
2048     if ( bExp == 0 ) {
2053         normalizeFloat32Subnormal( bSig, &bExp, &bSig );
2059     expDiff = aExp - bExp;
2111     return normalizeRoundAndPackFloat32( aSign ^ zSign, bExp, aSig );
2674     int16 aExp, bExp, zExp;
2681     bExp = extractFloat64Exp( b );
2682     expDiff = aExp - bExp;
2690         if ( bExp == 0 ) {
2700         if ( bExp == 0x7FF ) {
2711         zExp = bExp;
2746     int16 aExp, bExp, zExp;
2753     bExp = extractFloat64Exp( b );
2754     expDiff = aExp - bExp;
2766         bExp = 1;
2772     if ( bExp == 0x7FF ) {
2786     zExp = bExp;
2794     if ( bExp == 0 ) {
2865     int16 aExp, bExp, zExp;
2872     bExp = extractFloat64Exp( b );
2876         if ( aSig || ( ( bExp == 0x7FF ) && bSig ) ) {
2879         if ( ( bExp | bSig ) == 0 ) {
2885     if ( bExp == 0x7FF ) {
2897     if ( bExp == 0 ) {
2899         normalizeFloat64Subnormal( bSig, &bExp, &bSig );
2901     zExp = aExp + bExp - 0x3FF;
2924     int16 aExp, bExp, zExp;
2933     bExp = extractFloat64Exp( b );
2938         if ( bExp == 0x7FF ) {
2945     if ( bExp == 0x7FF ) {
2949     if ( bExp == 0 ) {
2958         normalizeFloat64Subnormal( bSig, &bExp, &bSig );
2964     zExp = aExp - bExp + 0x3FD;
2996     int16 aExp, bExp, expDiff;
3005     bExp = extractFloat64Exp( b );
3008         if ( aSig || ( ( bExp == 0x7FF ) && bSig ) ) {
3014     if ( bExp == 0x7FF ) {
3018     if ( bExp == 0 ) {
3023         normalizeFloat64Subnormal( bSig, &bExp, &bSig );
3029     expDiff = aExp - bExp;
3068     return normalizeRoundAndPackFloat64( aSign ^ zSign, bExp, aSig );
3618     int32 aExp, bExp, zExp;
3625     bExp = extractFloatx80Exp( b );
3626     expDiff = aExp - bExp;
3632         if ( bExp == 0 ) --expDiff;
3637         if ( bExp == 0x7FFF ) {
3643         zExp = bExp;
3685     int32 aExp, bExp, zExp;
3693     bExp = extractFloatx80Exp( b );
3694     expDiff = aExp - bExp;
3708         bExp = 1;
3715     if ( bExp == 0x7FFF ) {
3723     zExp = bExp;
3731     if ( bExp == 0 ) --expDiff;
3797     int32 aExp, bExp, zExp;
3805     bExp = extractFloatx80Exp( b );
3810              || ( ( bExp == 0x7FFF ) && (bits64) ( bSig<<1 ) ) ) {
3813         if ( ( bExp | bSig ) == 0 ) goto invalid;
3816     if ( bExp == 0x7FFF ) {
3831     if ( bExp == 0 ) {
3833         normalizeFloatx80Subnormal( bSig, &bExp, &bSig );
3835     zExp = aExp + bExp - 0x3FFE;
3857     int32 aExp, bExp, zExp;
3866     bExp = extractFloatx80Exp( b );
3871         if ( bExp == 0x7FFF ) {
3877     if ( bExp == 0x7FFF ) {
3881     if ( bExp == 0 ) {
3893         normalizeFloatx80Subnormal( bSig, &bExp, &bSig );
3899     zExp = aExp - bExp + 0x3FFE;
3938     int32 aExp, bExp, expDiff;
3947     bExp = extractFloatx80Exp( b );
3951              || ( ( bExp == 0x7FFF ) && (bits64) ( bSig<<1 ) ) ) {
3956     if ( bExp == 0x7FFF ) {
3960     if ( bExp == 0 ) {
3968         normalizeFloatx80Subnormal( bSig, &bExp, &bSig );
3976     expDiff = aExp - bExp;
4022             80, zSign, bExp + expDiff, aSig0, aSig1 );
4767     int32 aExp, bExp, zExp;
4776     bExp = extractFloat128Exp( b );
4777     expDiff = aExp - bExp;
4783         if ( bExp == 0 ) {
4794         if ( bExp == 0x7FFF ) {
4806         zExp = bExp;
4846     int32 aExp, bExp, zExp;
4856     bExp = extractFloat128Exp( b );
4857     expDiff = aExp - bExp;
4873         bExp = 1;
4881     if ( bExp == 0x7FFF ) {
4895     zExp = bExp;
4903     if ( bExp == 0 ) {
4974     int32 aExp, bExp, zExp;
4984     bExp = extractFloat128Exp( b );
4989              || ( ( bExp == 0x7FFF ) && ( bSig0 | bSig1 ) ) ) {
4992         if ( ( bExp | bSig0 | bSig1 ) == 0 ) goto invalid;
4995     if ( bExp == 0x7FFF ) {
5010     if ( bExp == 0 ) {
5012         normalizeFloat128Subnormal( bSig0, bSig1, &bExp, &bSig0, &bSig1 );
5014     zExp = aExp + bExp - 0x4000;
5039     int32 aExp, bExp, zExp;
5050     bExp = extractFloat128Exp( b );
5055         if ( bExp == 0x7FFF ) {
5061     if ( bExp == 0x7FFF ) {
5065     if ( bExp == 0 ) {
5077         normalizeFloat128Subnormal( bSig0, bSig1, &bExp, &bSig0, &bSig1 );
5083     zExp = aExp - bExp + 0x3FFD;
5124     int32 aExp, bExp, expDiff;
5136     bExp = extractFloat128Exp( b );
5140              || ( ( bExp == 0x7FFF ) && ( bSig0 | bSig1 ) ) ) {
5145     if ( bExp == 0x7FFF ) {
5149     if ( bExp == 0 ) {
5157         normalizeFloat128Subnormal( bSig0, bSig1, &bExp, &bSig0, &bSig1 );
5163     expDiff = aExp - bExp;
5221         normalizeRoundAndPackFloat128( aSign ^ zSign, bExp - 4, aSig0, aSig1 );