Hello, How make compiler

I’m beginer and searching a way to make compiler from my program.

I can change C code to .ll format.
How I can make native program (and)or JIT run it from C program.

  1. I have .ll code generated from myself
  2. Where is exapmle of code in C to make executable file ELF. No command line. From string ‘here is code .ll’ → ELF

Please help me