Re: [PATCH v2 0/4] softfloat: fix floatx80 emulation bugs

2020-05-05 Thread Richard Henderson
On 5/4/20 4:36 PM, Joseph Myers wrote: > Joseph Myers (4): > softfloat: silence sNaN for conversions to/from floatx80 > softfloat: fix floatx80 pseudo-denormal addition / subtraction > softfloat: fix floatx80 pseudo-denormal comparisons > softfloat: fix floatx80 pseudo-denormal round to

[PATCH v2 0/4] softfloat: fix floatx80 emulation bugs

2020-05-04 Thread Joseph Myers
Attempting to run the GCC and glibc testsuites for i686 under QEMU shows up a range of bugs in the x87 floating-point emulation. This series fixes some bugs (found both through those testsuites and through subsequent code inspection) that appear to be in the softfloat code itself rather than in