riscv-pk/softfloat/extF80_roundToInt.c

52     uint_fast64_t sigZ;
70             sigZ = 0;
84                 sigZ  = uiZ.v0;
87             sigZ = UINT64_C( 0x8000000000000000 );
89             sigZ = sigA;
114         sigZ  = 0;
118         sigZ  = UINT64_C( 0x8000000000000000 );
126     sigZ = sigA;
128         sigZ += lastBitMask>>1;
130         sigZ += lastBitMask>>1;
131         if ( !(sigZ & roundBitsMask) ) sigZ &= ~lastBitMask;
135         sigZ += roundBitsMask;
137     sigZ &= ~roundBitsMask;
138     if ( !sigZ ) {
140         sigZ = UINT64_C( 0x8000000000000000 );
142     if ( sigZ != sigA ) {
144         if ( roundingMode == softfloat_round_odd ) sigZ |= lastBitMask;
150     uZ.s.signif = sigZ;