search for: getisrealtailcall

...owered before it (looks like a call), remember that we have a real tail call (like setBytesToPopOnReturn() , a setIsRealTailCall()) in the targetlowering()) *else emit regular function call with same calling conventions 3.)lower of the return: *if we are dealing with a realtailcall (getIsRealTailCall) look for REALTAILCALL use its operands to emit a TC_RETURN node holding stacksize, tailcallee the tc_return node would again be a pseudoop *else lower normal return When generating the epilog the two operands of the the tc_return machine instruction are used to emit cod...