Ygen 0.1.2

Yet another code generation libary like LLVM
Documentation
# RUN: 
cargo run -p ylc -- -in=%s -o=out.o
gcc out.o -o a.exe
./a.exe
# IN:
define u32 @main() {
 entry:
    %0 = u32 31
    %1 = u32 30
    %2 = cmp ne u32 %0, %1
    br cond %2 yeah, no
  
  yeah:
    ret u32 12

  no:
    ret u32 1
}

# EXIT_CODE=12