https://git.libre-soc.org/?p=libreriscv.git;a=commitdiff;h=a9d9878d6818d95acbf24ab07080b4cd6d757e2e retrospective thought. 0xffffffff is [1]*128 0x80000000 is ([1] || [0]*127) these will look a lot less of a mess when presenting to OPF. l.