DFPU sets Invalid flag in FSR when at least one argument of FP comparison opcodes is NaN, SNaN for most opcodes, any NaN for olt/ole. Add checks for FSR and expected FSR values. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Test comparisons and conditional move operations. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>