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authorGravatar Adam Chlipala <adamc@hcoop.net>2008-10-23 12:58:35 -0400
committerGravatar Adam Chlipala <adamc@hcoop.net>2008-10-23 12:58:35 -0400
commit0fa422bfaf3931aacff958cb73d44ebfa4191f4a (patch)
tree23055572341487865f0ef6cff685404f796a2410 /src/monoize.sml
parent833f4d2e0474ec3ff772107b52711289c4b648cf (diff)
Fix nasty de Bruijn substitution bug; TcSum demo
Diffstat (limited to 'src/monoize.sml')
-rw-r--r--src/monoize.sml20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/monoize.sml b/src/monoize.sml
index cacf3d6d..6a12306b 100644
--- a/src/monoize.sml
+++ b/src/monoize.sml
@@ -104,7 +104,8 @@ fun monoType env =
let
val t = mt env dtmap t
in
- (L'.TRecord [("Neg", (L'.TFun (t, t), loc)),
+ (L'.TRecord [("Zero", t),
+ ("Neg", (L'.TFun (t, t), loc)),
("Plus", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Minus", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Times", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
@@ -491,14 +492,16 @@ fun monoExp (env, st, fm) (all as (e, loc)) =
(dummyExp, fm))
fun numTy t =
- (L'.TRecord [("Neg", (L'.TFun (t, t), loc)),
+ (L'.TRecord [("Zero", t),
+ ("Neg", (L'.TFun (t, t), loc)),
("Plus", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Minus", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Times", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Div", (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Mod", (L'.TFun (t, (L'.TFun (t, t), loc)), loc))], loc)
- fun numEx (t, neg, plus, minus, times, dv, md) =
- ((L'.ERecord [("Neg", neg, (L'.TFun (t, t), loc)),
+ fun numEx (t, zero, neg, plus, minus, times, dv, md) =
+ ((L'.ERecord [("Zero", (L'.EPrim zero, loc), t),
+ ("Neg", neg, (L'.TFun (t, t), loc)),
("Plus", plus, (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Minus", minus, (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
("Times", times, (L'.TFun (t, (L'.TFun (t, t), loc)), loc)),
@@ -595,6 +598,13 @@ fun monoExp (env, st, fm) (all as (e, loc)) =
(L'.EBinop ("!strcmp", (L'.ERel 1, loc), (L'.ERel 0, loc)), loc)), loc)), loc),
fm)
+ | L.ECApp ((L.EFfi ("Basis", "zero"), _), t) =>
+ let
+ val t = monoType env t
+ in
+ ((L'.EAbs ("r", numTy t, t,
+ (L'.EField ((L'.ERel 0, loc), "Zero"), loc)), loc), fm)
+ end
| L.ECApp ((L.EFfi ("Basis", "neg"), _), t) =>
let
val t = monoType env t
@@ -647,6 +657,7 @@ fun monoExp (env, st, fm) (all as (e, loc)) =
(L'.EBinop (s, (L'.ERel 1, loc), (L'.ERel 0, loc)), loc)), loc)), loc)
in
numEx ((L'.TFfi ("Basis", "int"), loc),
+ Prim.Int (Int64.fromInt 0),
(L'.EAbs ("x", (L'.TFfi ("Basis", "int"), loc),
(L'.TFfi ("Basis", "int"), loc),
(L'.EUnop ("-", (L'.ERel 0, loc)), loc)), loc),
@@ -666,6 +677,7 @@ fun monoExp (env, st, fm) (all as (e, loc)) =
(L'.EBinop (s, (L'.ERel 1, loc), (L'.ERel 0, loc)), loc)), loc)), loc)
in
numEx ((L'.TFfi ("Basis", "float"), loc),
+ Prim.Float 0.0,
(L'.EAbs ("x", (L'.TFfi ("Basis", "float"), loc),
(L'.TFfi ("Basis", "float"), loc),
(L'.EUnop ("-", (L'.ERel 0, loc)), loc)), loc),