[ast-optimizer-branch] simplify builtins

Aldy Hernandez aldyh@redhat.com
Fri Jun 28 17:37:00 GMT 2002


On Fri, Jun 28, 2002 at 05:32:37PM -0700, Richard Henderson wrote:
> On Tue, Jun 25, 2002 at 05:32:59AM -0700, Aldy Hernandez wrote:
> > +     case BUILT_IN_ARGS_INFO:
> > +     case BUILT_IN_STDARG_START:
> > +     case BUILT_IN_VA_END:
> > +     case BUILT_IN_VA_COPY:
> > +     case BUILT_IN_VARARGS_START:
> 
> Feel free to fix these (plus VA_ARG_EXPR) by changing the backend
> hooks to return (unsimplified) trees instead of rtl.  In many cases
> this can be done simply by not calling expand_expr.

woh neato.  diego and i had talked about this.  this sounds like the
most sensible approach.

will do this [later].



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