X-Git-Url: http://git.megacz.com/?p=coq-hetmet.git;a=blobdiff_plain;f=examples%2FDemo.hs;h=bb3bf17dfc0d701a7af33f691e5adce2d650febb;hp=ff4468c59e808d6d2882e412477d392624a26977;hb=63abf29c05f4c3cc510ad56050542579084e63c3;hpb=cb76623a15c668453a369b06698c6896ba3075ee

diff --git a/examples/Demo.hs b/examples/Demo.hs
index ff4468c..bb3bf17 100644
--- a/examples/Demo.hs
+++ b/examples/Demo.hs
@@ -1,19 +1,171 @@
-{-# OPTIONS_GHC -XRankNTypes -XScopedTypeVariables -XFlexibleContexts -XModalTypes -XKindSignatures -fcoqpass -XMultiParamTypeClasses -dcore-lint #-}
-module Demo (foo) where
-import GHC.HetMet.GArrow
-import GHC.HetMet.CodeTypes
-import GHC.HetMet.Private
---import GArrowTikZ
+{-# OPTIONS_GHC -XModalTypes -fflatten -funsafe-skolemize -dcore-lint -XScopedTypeVariables -fsimpleopt-before-flatten #-}
+module Demo (demo) where
 
 {-
-foo :: (forall g a . <[ () -> a
-                 PGArrow g (GArrowUnit g) a ->
-                 (forall b . PGArrow g (GArrowTensor g b b) b) ->
+demo const mult =
+  <[ \y ->
+     ~~mult
+       (~~mult y y)
+       (~~mult y y)
+   ]>
 -}
---foo con mer   = <[ ~~mer ~~con ~~con ]>
---foo const merge = <[ ~~merge ~~const (~~merge ~~const ~~const) ]>
-foo const merge = <[ ~~merge ~~const ~~const ]>
 
---tester2 f = <[ \x -> ~~f x x ]>
 
---main = tikz' $ \a b -> pga_flatten (foo (pga_unflatten a))
+
+
+
+
+{-
+demo const mult =
+  <[ \y ->
+     ~~mult
+       (~~mult (~~mult y y) (~~mult y y))
+       (~~mult (~~mult y y) (~~mult y y))
+   ]>
+-}
+
+
+
+{-
+demo const mult =
+    <[ \y -> ~~(foo 4) ]>
+        where
+          foo 0 = const (12::Int)
+          foo n = <[ let bar = ~~(foo (n-1))
+                     in ~~mult bar bar
+                   ]>
+
+-}
+
+
+
+{-
+demo const mult =
+    <[ \y -> ~~(foo 3) ]>
+        where
+          foo 0 = const (12::Int)
+          foo n = <[ let recurs = ~~(foo (n-1))
+                     in  ~~mult recurs recurs
+                   ]>
+
+-}
+
+
+
+
+
+demo const mult =
+ <[ \y ->
+    let   foo  = ~~mult (~~mult foo (~~mult y foo)) y
+    in    foo ]>
+
+
+
+
+
+
+
+
+
+
+
+
+{-
+demo const mult =
+    <[ \y -> ~~(foo 2 <[y]>) ]>
+        where
+          foo 0 y = const (12::Int)
+          foo n y = <[ let recurs = ~~(foo (n-1) y)
+                       in  ~~mult recurs recurs
+                     ]>
+-}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
+
+
+-- demo const mult = <[ \(y::Int) -> ~~mult y ~~(const 12) ]>
+-- demo' n = <[ ~~mult ~~(demo' (n-1)) ~~(demo' (n-1)) ]>
+-- golden
+{-
+demo const mult =
+ <[ \y ->
+    let   twelve  = ~~mult twelve y
+    in    twelve ]>
+-}
+
+{-
+demo const mult =
+   <[ \y -> let y = ~~(const 4) in ~~mult (~~mult y y) (~~mult y y) ]>
+-}
+
+{-
+demo const mult =
+   <[ \(y::Int) ->
+      let four   = ~~mult four ~~(const  4)
+--          twelve = {- {- ~~mult four -}  ~~(const 12) -} four
+      in  four
+    ]>
+-}
+demo ::
+    forall c . 
+         (Int -> <[Int]>@c) -> 
+        <[Int -> Int -> Int]>@c ->
+        <[Int -> Int]>@c
+
+{-
+demo const mult =
+ <[ let     twelve = ~~(const (12::Int))
+    in let  four    = ~~(const (4::Int))
+         in  ~~mult four twelve  ]>
+-}
+
+{-
+demo const mult = demo' 3
+ where
+  demo' 0 = const 12
+  demo' 1 = const 12
+  demo' n = <[ ~~mult ~~(demo' (n-1)) ~~(demo' (n-2)) ]>
+-}
+
+-- BUG
+--demo const mult = <[ \y -> ~~(demo' 0) ]>
+--  where
+--   demo' 0 = const 4
+--   demo' n = const 4