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This commit is contained in:
Stanislav Shwartsman 2024-03-29 20:13:57 +03:00
parent a04ec3716a
commit c372a77392
1 changed files with 2 additions and 2 deletions
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4
bochs/cpu/fpu/fyl2x.cc
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@ -325,14 +325,14 @@ invalid:
// first order approximation, return (a*b)/ln(2)
Bit32s zExp = aExp + FLOAT_LN2INV_EXP - 0x3FFE;
mul128By64To192(FLOAT_LN2INV_HI, FLOAT_LN2INV_LO, aSig, &zSig0, &zSig1, &zSig2);
mul128By64To192(FLOAT_LN2INV_HI, FLOAT_LN2INV_LO, aSig, &zSig0, &zSig1, &zSig2);
if (0 < (Bit64s) zSig0) {
shortShift128Left(zSig0, zSig1, 1, &zSig0, &zSig1);
--zExp;
}
zExp = zExp + bExp - 0x3FFE;
mul128By64To192(zSig0, zSig1, bSig, &zSig0, &zSig1, &zSig2);
mul128By64To192(zSig0, zSig1, bSig, &zSig0, &zSig1, &zSig2);
if (0 < (Bit64s) zSig0) {
shortShift128Left(zSig0, zSig1, 1, &zSig0, &zSig1);
--zExp;