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bugfix

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This commit is contained in:
Stanislav Shwartsman 2010-09-29 17:46:30 +00:00
parent dcc11e1b85
commit a9b569978a
1 changed files with 10 additions and 4 deletions
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14
bochs/fpu/softfloat-round-pack.cc
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@ -211,8 +211,11 @@ float32 roundAndPackFloat32(int zSign, Bit16s zExp, Bit32u zSig, float_status_t
|| ((zExp == 0xFD)
&& ((Bit32s) (zSig + roundIncrement) < 0)))
{
float_raise(status, float_flag_overflow | float_flag_inexact);
if (roundIncrement != 0) set_float_rounding_up(status);
float_raise(status, float_flag_overflow);
if (roundBits || float_exception_masked(status, float_flag_overflow)) {
float_raise(status, float_flag_inexact);
if (roundIncrement != 0) set_float_rounding_up(status);
}
return packFloat32(zSign, 0xFF, 0) - (roundIncrement == 0);
}
if (zExp < 0) {
@ -312,8 +315,11 @@ float64 roundAndPackFloat64(int zSign, Bit16s zExp, Bit64u zSig, float_status_t
|| ((zExp == 0x7FD)
&& ((Bit64s) (zSig + roundIncrement) < 0)))
{
float_raise(status, float_flag_overflow | float_flag_inexact);
if (roundIncrement != 0) set_float_rounding_up(status);
float_raise(status, float_flag_overflow);
if (roundBits || float_exception_masked(status, float_flag_overflow)) {
float_raise(status, float_flag_inexact);
if (roundIncrement != 0) set_float_rounding_up(status);
}
return packFloat64(zSign, 0x7FF, 0) - (roundIncrement == 0);
}
if (zExp < 0) {