Mercurial > urweb
changeset 1888:5f478ecf65e4
Identify more local definitions as functions that should be lifted to the top level, which has synergistic effects on inlining later
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Tue, 05 Nov 2013 11:58:52 -0500 (2013-11-05) |
parents | 2e6795cc992f |
children | c40ed80be943 |
files | src/unnest.sml tests/localfun.ur |
diffstat | 2 files changed, 209 insertions(+), 0 deletions(-) [+] |
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--- a/src/unnest.sml Mon Nov 04 16:00:48 2013 -0500 +++ b/src/unnest.sml Tue Nov 05 11:58:52 2013 -0500 @@ -171,6 +171,8 @@ fun kind (_, k, st) = (k, st) +val basis = ref 0 + fun exp ((ks, ts), e as old, st : state) = case e of ELet (eds, e, t) => @@ -186,6 +188,21 @@ liftExpInExp (~by) (length subs) e end + fun functionInside (t : con) = + case #1 t of + TFun _ => true + | CApp ((CModProj (basis', [], "transaction"), _), _) => basis' = !basis + | _ => false + + val eds = map (fn ed => + case #1 ed of + EDVal ((PVar (x, _), _), t, e) => + if functionInside t then + (EDValRec [(x, t, E.liftExpInExp 0 e)], #2 ed) + else + ed + | _ => ed) eds + val (eds, (ts, maxName, ds, subs, by)) = ListUtil.foldlMapConcat (fn (ed, (ts, maxName, ds, subs, by)) => @@ -422,6 +439,7 @@ in ([(DStr (x, n, sgn, str), loc)], st) end + | DFfiStr ("Basis", n, _) => (basis := n; default ()) | DFfiStr _ => default () | DConstraint _ => default () | DExport _ => default ()
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/localfun.ur Tue Nov 05 11:58:52 2013 -0500 @@ -0,0 +1,191 @@ +fun boom s = + let + val bonk = + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s + + val boonk = fn () => + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s + + fun booonk () = + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s; + debug s + in + bonk; bonk; boonk (); boonk (); booonk (); booonk () + end + +fun main () : transaction page = + boom "test"; + return <xml/>