Contribution Guide Project Structure ePass/ ├── core/ # Main compiler implementation │ ├── include/ # Header files │ ├── docs/ # Technical documentation │ ├── passes/ # Optimization passes │ ├── aux/ # Auxiliary utilities │ ├── epasstool/ # CLI tool │ └── tests/ # Simple BPF tests ├── test/ # Integration tests and evaluation ├── rejected/ # Collected rejected programs └── tools/ # Helper scripts and utilities Common Development Patterns Iterating Through Instructions struct ir_basic_block **pos; array_for(pos, fun->reachable_bbs) { struct ir_basic_block *bb = *pos; struct ir_insn *insn; list_for_each_entry(insn, &bb->ir_insn_head, list_ptr) { // Process instruction } }