skeleton of new pmjit
first working version of new reg allocator
minor tweaks
CFG, misc bugfixes
proper locals; enable reverse scan
minor fixes
change test.c a bit
proper reverse-scan dead code elimination
implement register allocation preference
basic x86_64 code generation working
cleanup (1/many)
cleanup (2/many)
bugfixes around multiple bbs, branches
optimize movi, add [ct]{mov,sel,set}{,i}
move JITOP enum to internal.h
cleanup (3/many)
add cpuid magic
add software-emulated lzcnt, misc cleanup & bits
and/or/xor eax bugfix
add SHL/SHR handling