Jan Hubicka <hubi...@ucw.cz> writes: >> I don't know of any existing cases where the prologue needs a jump, but >> it should be easy enough to emit a jump insn and set JUMP_LABEL >> yourself. > > x86_64 has jump around saving SSE regs for variadic function prologue.
Doesn't count, because that is done in the TARGET_SETUP_INCOMING_VARARGS hook which is called before reload. The interesting case here is prologue generation done after reload. Ian
