[RFC]: Argument setup for sibcalls

[Richard Henderson]

On Mon, Apr 14, 2003 at 01:16:41PM -0400, John David Anglin wrote:
> He suggested that we might want a new macro SIBCALL_FUNCTION_ARG.

Probably.  Using FUNCTION_ARG would definitely be incorrect
for the register window machines (sparc and ia64).  But I can
see that using FUNCTION_INCOMING_ARG also fails for targets
that need to pass parameters in more than one register.


r~