225 	/* exit point is either at next instruction, or the outest TCC exit function */  in __build_epilogue()
239 	/* load original return pointer (stored by outest TCC function) */  in __build_epilogue()
358 	/* get address of TCC main exit function for error case into rp */  in emit_bpf_tail_call()
374 	 * if (--tcc < 0)  in emit_bpf_tail_call()
396 	 * tcc = temp_tcc;  in emit_bpf_tail_call()
475 	/* Backup TCC. */  in emit_call()
495 	/* Restore TCC. */  in emit_call()
1121 	 * The first 4 words initialize the TCC and compares them.  in bpf_jit_build_prologue()
1125 	 * The first instruction sets the tail-call-counter (TCC) register.  in bpf_jit_build_prologue()
1179 	 * Now really set the tail call counter (TCC) register.  in bpf_jit_build_prologue()
1185 	 * Save epilogue function pointer for outer TCC call chain.  in bpf_jit_build_prologue()
1186 	 * The main TCC call stores the final RP on stack.  in bpf_jit_build_prologue()