- WIP: JVM host procedure analysis.

4 files changed, 631 insertions, 176 deletions

diff --git a/new-luxc/source/luxc/analyser/procedure.lux b/new-luxc/source/luxc/analyser/procedure.lux
index 06ea7c324..064a28e9b 100644
--- a/new-luxc/source/luxc/analyser/procedure.lux
+++ b/new-luxc/source/luxc/analyser/procedure.lux
@@ -3,15 +3,21 @@
   (lux (control [monad #+ do])
        (data [text]
              text/format
-             (coll ["D" dict])
+             (coll ["d" dict])
              [maybe]))
   (luxc ["&" base]
         (lang ["la" analysis #+ Analysis]))
-  (. ["&&;" common]))
+  (. ["./;" common]
+     ["./;" host]))
+
+(def: procedures
+  ./common;Bundle
+  (|> ./common;procedures
+      (d;merge ./host;procedures)))
 
 (def: #export (analyse-procedure analyse proc-name proc-args)
   (-> &;Analyser Text (List Code) (Lux Analysis))
   (default (&;fail (format "Unknown procedure: " (%t proc-name)))
-    (do maybe;Monad<Maybe>
-      [proc (D;get proc-name &&common;procedures)]
-      (wrap (proc analyse proc-args)))))
+           (do maybe;Monad<Maybe>
+             [proc (d;get proc-name procedures)]
+             (wrap (proc analyse proc-args)))))
diff --git a/new-luxc/source/luxc/analyser/procedure/common.lux b/new-luxc/source/luxc/analyser/procedure/common.lux
index 0ba35a82e..c1ca36b17 100644
--- a/new-luxc/source/luxc/analyser/procedure/common.lux
+++ b/new-luxc/source/luxc/analyser/procedure/common.lux
@@ -4,9 +4,9 @@
        (concurrency ["A" atom])
        (data [text]
              text/format
-             (coll [list]
+             (coll [list "list/" Functor<List>]
                    [array #+ Array]
-                   ["D" dict]))
+                   ["d" dict]))
        [macro #+ Monad<Lux>]
        (type ["TC" check])
        [io])
@@ -15,24 +15,31 @@
         (analyser ["&;" common])))
 
 ## [Utils]
-(type: Proc
+(type: #export Proc
   (-> &;Analyser (List Code) (Lux Analysis)))
 
-(type: Bundle
-  (D;Dict Text Proc))
+(type: #export Bundle
+  (d;Dict Text Proc))
 
-(def: (install name unnamed)
+(def: #export (install name unnamed)
   (-> Text (-> Text Proc)
       (-> Bundle Bundle))
-  (D;put name (unnamed name)))
+  (d;put name (unnamed name)))
 
-(def: (wrong-amount-error proc expected actual)
+(def: #export (prefix prefix bundle)
+  (-> Text Bundle Bundle)
+  (|> bundle
+      d;entries
+      (list/map (function [[key val]] [(format prefix " " key) val]))
+      (d;from-list text;Hash<Text>)))
+
+(def: #export (wrong-amount-error proc expected actual)
   (-> Text Nat Nat Text)
   (format "Wrong number of arguments for " (%t proc) "\n"
           "Expected: " (|> expected nat-to-int %i) "\n"
           "  Actual: " (|> actual nat-to-int %i)))
 
-(def: (simple-proc proc input-types output-type)
+(def: (simple proc input-types output-type)
   (-> Text (List Type) Type Proc)
   (let [num-expected (list;size input-types)]
     (function [analyse args]
@@ -50,39 +57,35 @@
             (wrap (#la;Procedure proc argsA)))
           (&;fail (wrong-amount-error proc num-expected num-actual)))))))
 
-(def: (binary-operation subjectT paramT outputT proc)
-  (-> Type Type Type Text Proc)
-  (simple-proc proc (list subjectT paramT) outputT))
-
-(def: (trinary-operation subjectT param0T param1T outputT proc)
-  (-> Type Type Type Type Text Proc)
-  (simple-proc proc (list subjectT param0T param1T) outputT))
+(def: #export (nullary valueT proc)
+  (-> Type Text Proc)
+  (simple proc (list) valueT))
 
-(def: (unary-operation inputT outputT proc)
+(def: #export (unary inputT outputT proc)
   (-> Type Type Text Proc)
-  (simple-proc proc (list inputT) outputT))
+  (simple proc (list inputT) outputT))
 
-(def: (special-value valueT proc)
-  (-> Type Text Proc)
-  (simple-proc proc (list) valueT))
+(def: #export (binary subjectT paramT outputT proc)
+  (-> Type Type Type Text Proc)
+  (simple proc (list subjectT paramT) outputT))
 
-(def: (converter fromT toT proc)
-  (-> Type Type Text Proc)
-  (simple-proc proc (list fromT) toT))
+(def: #export (trinary subjectT param0T param1T outputT proc)
+  (-> Type Type Type Type Text Proc)
+  (simple proc (list subjectT param0T param1T) outputT))
 
 ## [Analysers]
 ## "lux is" represents reference/pointer equality.
-(def: (analyse-lux-is proc)
+(def: (lux-is proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((binary-operation varT varT Bool proc)
+        ((binary varT varT Bool proc)
          analyse args)))))
 
 ## "lux try" provides a simple way to interact with the host platform's
 ## error-handling facilities.
-(def: (analyse-lux-try proc)
+(def: (lux-try proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
@@ -104,169 +107,178 @@
 
 (def: lux-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "lux is" analyse-lux-is)
-      (install "lux try" analyse-lux-try)))
+  (|> (d;new text;Hash<Text>)
+      (install "is" lux-is)
+      (install "try" lux-try)))
 
 (def: io-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "io log" (converter Text Unit))
-      (install "io error" (converter Text Bottom))
-      (install "io exit" (converter Nat Bottom))
-      (install "io current-time" (special-value Int))))
+  (<| (prefix "io")
+      (|> (d;new text;Hash<Text>)
+          (install "log" (unary Text Unit))
+          (install "error" (unary Text Bottom))
+          (install "exit" (unary Nat Bottom))
+          (install "current-time" (nullary Int)))))
 
 (def: bit-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "bit count" (unary-operation Nat Nat))
-      (install "bit and" (binary-operation Nat Nat Nat))
-      (install "bit or" (binary-operation Nat Nat Nat))
-      (install "bit xor" (binary-operation Nat Nat Nat))
-      (install "bit shift-left" (binary-operation Nat Nat Nat))
-      (install "bit unsigned-shift-right" (binary-operation Nat Nat Nat))
-      (install "bit shift-right" (binary-operation Int Nat Int))
-      ))
+  (<| (prefix "bit")
+      (|> (d;new text;Hash<Text>)
+          (install "count" (unary Nat Nat))
+          (install "and" (binary Nat Nat Nat))
+          (install "or" (binary Nat Nat Nat))
+          (install "xor" (binary Nat Nat Nat))
+          (install "shift-left" (binary Nat Nat Nat))
+          (install "unsigned-shift-right" (binary Nat Nat Nat))
+          (install "shift-right" (binary Int Nat Int))
+          )))
 
 (def: nat-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "nat +" (binary-operation Nat Nat Nat))
-      (install "nat -" (binary-operation Nat Nat Nat))
-      (install "nat *" (binary-operation Nat Nat Nat))
-      (install "nat /" (binary-operation Nat Nat Nat))
-      (install "nat %" (binary-operation Nat Nat Nat))
-      (install "nat =" (binary-operation Nat Nat Bool))
-      (install "nat <" (binary-operation Nat Nat Bool))
-      (install "nat min" (special-value Nat))
-      (install "nat max" (special-value Nat))
-      (install "nat to-int" (converter Nat Int))
-      (install "nat to-text" (converter Nat Text))))
+  (<| (prefix "nat")
+      (|> (d;new text;Hash<Text>)
+          (install "+" (binary Nat Nat Nat))
+          (install "-" (binary Nat Nat Nat))
+          (install "*" (binary Nat Nat Nat))
+          (install "/" (binary Nat Nat Nat))
+          (install "%" (binary Nat Nat Nat))
+          (install "=" (binary Nat Nat Bool))
+          (install "<" (binary Nat Nat Bool))
+          (install "min" (nullary Nat))
+          (install "max" (nullary Nat))
+          (install "to-int" (unary Nat Int))
+          (install "to-text" (unary Nat Text)))))
 
 (def: int-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "int +" (binary-operation Int Int Int))
-      (install "int -" (binary-operation Int Int Int))
-      (install "int *" (binary-operation Int Int Int))
-      (install "int /" (binary-operation Int Int Int))
-      (install "int %" (binary-operation Int Int Int))
-      (install "int =" (binary-operation Int Int Bool))
-      (install "int <" (binary-operation Int Int Bool))
-      (install "int min" (special-value Int))
-      (install "int max" (special-value Int))
-      (install "int to-nat" (converter Int Nat))
-      (install "int to-frac" (converter Int Frac))))
+  (<| (prefix "int")
+      (|> (d;new text;Hash<Text>)
+          (install "+" (binary Int Int Int))
+          (install "-" (binary Int Int Int))
+          (install "*" (binary Int Int Int))
+          (install "/" (binary Int Int Int))
+          (install "%" (binary Int Int Int))
+          (install "=" (binary Int Int Bool))
+          (install "<" (binary Int Int Bool))
+          (install "min" (nullary Int))
+          (install "max" (nullary Int))
+          (install "to-nat" (unary Int Nat))
+          (install "to-frac" (unary Int Frac)))))
 
 (def: deg-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "deg +" (binary-operation Deg Deg Deg))
-      (install "deg -" (binary-operation Deg Deg Deg))
-      (install "deg *" (binary-operation Deg Deg Deg))
-      (install "deg /" (binary-operation Deg Deg Deg))
-      (install "deg %" (binary-operation Deg Deg Deg))
-      (install "deg =" (binary-operation Deg Deg Bool))
-      (install "deg <" (binary-operation Deg Deg Bool))
-      (install "deg scale" (binary-operation Deg Nat Deg))
-      (install "deg reciprocal" (binary-operation Deg Nat Deg))
-      (install "deg min" (special-value Deg))
-      (install "deg max" (special-value Deg))
-      (install "deg to-frac" (converter Deg Frac))))
+  (<| (prefix "deg")
+      (|> (d;new text;Hash<Text>)
+          (install "+" (binary Deg Deg Deg))
+          (install "-" (binary Deg Deg Deg))
+          (install "*" (binary Deg Deg Deg))
+          (install "/" (binary Deg Deg Deg))
+          (install "%" (binary Deg Deg Deg))
+          (install "=" (binary Deg Deg Bool))
+          (install "<" (binary Deg Deg Bool))
+          (install "scale" (binary Deg Nat Deg))
+          (install "reciprocal" (binary Deg Nat Deg))
+          (install "min" (nullary Deg))
+          (install "max" (nullary Deg))
+          (install "to-frac" (unary Deg Frac)))))
 
 (def: frac-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "frac +" (binary-operation Frac Frac Frac))
-      (install "frac -" (binary-operation Frac Frac Frac))
-      (install "frac *" (binary-operation Frac Frac Frac))
-      (install "frac /" (binary-operation Frac Frac Frac))
-      (install "frac %" (binary-operation Frac Frac Frac))
-      (install "frac =" (binary-operation Frac Frac Bool))
-      (install "frac <" (binary-operation Frac Frac Bool))
-      (install "frac smallest" (special-value Frac))
-      (install "frac min" (special-value Frac))
-      (install "frac max" (special-value Frac))
-      (install "frac not-a-number" (special-value Frac))
-      (install "frac positive-infinity" (special-value Frac))
-      (install "frac negative-infinity" (special-value Frac))
-      (install "frac to-deg" (converter Frac Deg))
-      (install "frac to-int" (converter Frac Int))
-      (install "frac encode" (converter Frac Text))
-      (install "frac decode" (converter Text (type (Maybe Frac))))))
+  (<| (prefix "frac")
+      (|> (d;new text;Hash<Text>)
+          (install "+" (binary Frac Frac Frac))
+          (install "-" (binary Frac Frac Frac))
+          (install "*" (binary Frac Frac Frac))
+          (install "/" (binary Frac Frac Frac))
+          (install "%" (binary Frac Frac Frac))
+          (install "=" (binary Frac Frac Bool))
+          (install "<" (binary Frac Frac Bool))
+          (install "smallest" (nullary Frac))
+          (install "min" (nullary Frac))
+          (install "max" (nullary Frac))
+          (install "not-a-number" (nullary Frac))
+          (install "positive-infinity" (nullary Frac))
+          (install "negative-infinity" (nullary Frac))
+          (install "to-deg" (unary Frac Deg))
+          (install "to-int" (unary Frac Int))
+          (install "encode" (unary Frac Text))
+          (install "decode" (unary Text (type (Maybe Frac)))))))
 
 (def: text-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "text =" (binary-operation Text Text Bool))
-      (install "text <" (binary-operation Text Text Bool))
-      (install "text prepend" (binary-operation Text Text Text))
-      (install "text index" (trinary-operation Text Text Nat (type (Maybe Nat))))
-      (install "text size" (unary-operation Text Nat))
-      (install "text hash" (unary-operation Text Nat))
-      (install "text replace" (trinary-operation Text Text Text Text))
-      (install "text char" (binary-operation Text Nat Nat))
-      (install "text clip" (trinary-operation Text Nat Nat Text))
-      ))
+  (<| (prefix "text")
+      (|> (d;new text;Hash<Text>)
+          (install "=" (binary Text Text Bool))
+          (install "<" (binary Text Text Bool))
+          (install "prepend" (binary Text Text Text))
+          (install "index" (trinary Text Text Nat (type (Maybe Nat))))
+          (install "size" (unary Text Nat))
+          (install "hash" (unary Text Nat))
+          (install "replace" (trinary Text Text Text Text))
+          (install "char" (binary Text Nat Nat))
+          (install "clip" (trinary Text Nat Nat Text))
+          )))
 
-(def: (analyse-array-get proc)
+(def: (array-get proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((binary-operation Nat (type (Array varT)) varT proc)
+        ((binary Nat (type (Array varT)) varT proc)
          analyse args)))))
 
-(def: (analyse-array-put proc)
+(def: (array-put proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((trinary-operation Nat varT (type (Array varT)) (type (Array varT)) proc)
+        ((trinary Nat varT (type (Array varT)) (type (Array varT)) proc)
          analyse args)))))
 
-(def: (analyse-array-remove proc)
+(def: (array-remove proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((binary-operation Nat (type (Array varT)) (type (Array varT)) proc)
+        ((binary Nat (type (Array varT)) (type (Array varT)) proc)
          analyse args)))))
 
 (def: array-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "array new" (unary-operation Nat Array))
-      (install "array get" analyse-array-get)
-      (install "array put" analyse-array-put)
-      (install "array remove" analyse-array-remove)
-      (install "array size" (unary-operation (type (Ex [a] (Array a))) Nat))
-      ))
+  (<| (prefix "array")
+      (|> (d;new text;Hash<Text>)
+          (install "new" (unary Nat Array))
+          (install "get" array-get)
+          (install "put" array-put)
+          (install "remove" array-remove)
+          (install "size" (unary (type (Ex [a] (Array a))) Nat))
+          )))
 
 (def: math-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "math cos" (unary-operation Frac Frac))
-      (install "math sin" (unary-operation Frac Frac))
-      (install "math tan" (unary-operation Frac Frac))
-      (install "math acos" (unary-operation Frac Frac))
-      (install "math asin" (unary-operation Frac Frac))
-      (install "math atan" (unary-operation Frac Frac))
-      (install "math cosh" (unary-operation Frac Frac))
-      (install "math sinh" (unary-operation Frac Frac))
-      (install "math tanh" (unary-operation Frac Frac))
-      (install "math exp" (unary-operation Frac Frac))
-      (install "math log" (unary-operation Frac Frac))
-      (install "math root2" (unary-operation Frac Frac))
-      (install "math root3" (unary-operation Frac Frac))
-      (install "math ceil" (unary-operation Frac Frac))
-      (install "math floor" (unary-operation Frac Frac))
-      (install "math round" (unary-operation Frac Frac))
-      (install "math atan2" (binary-operation Frac Frac Frac))
-      (install "math pow" (binary-operation Frac Frac Frac))
-      ))
+  (<| (prefix "math")
+      (|> (d;new text;Hash<Text>)
+          (install "cos" (unary Frac Frac))
+          (install "sin" (unary Frac Frac))
+          (install "tan" (unary Frac Frac))
+          (install "acos" (unary Frac Frac))
+          (install "asin" (unary Frac Frac))
+          (install "atan" (unary Frac Frac))
+          (install "cosh" (unary Frac Frac))
+          (install "sinh" (unary Frac Frac))
+          (install "tanh" (unary Frac Frac))
+          (install "exp" (unary Frac Frac))
+          (install "log" (unary Frac Frac))
+          (install "root2" (unary Frac Frac))
+          (install "root3" (unary Frac Frac))
+          (install "ceil" (unary Frac Frac))
+          (install "floor" (unary Frac Frac))
+          (install "round" (unary Frac Frac))
+          (install "atan2" (binary Frac Frac Frac))
+          (install "pow" (binary Frac Frac Frac))
+          )))
 
-(def: (analyse-atom-new proc)
+(def: (atom-new proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
@@ -286,50 +298,53 @@
           _
           (&;fail (wrong-amount-error proc +1 (list;size args))))))))
 
-(def: (analyse-atom-read proc)
+(def: (atom-read proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((unary-operation (type (A;Atom varT)) varT proc)
+        ((unary (type (A;Atom varT)) varT proc)
          analyse args)))))
 
-(def: (analyse-atom-compare-and-swap proc)
+(def: (atom-compare-and-swap proc)
   (-> Text Proc)
   (function [analyse args]
     (&common;with-var
       (function [[var-id varT]]
-        ((trinary-operation varT varT (type (A;Atom varT)) Bool proc)
+        ((trinary varT varT (type (A;Atom varT)) Bool proc)
          analyse args)))))
 
 (def: atom-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "atom new" analyse-atom-new)
-      (install "atom read" analyse-atom-read)
-      (install "atom compare-and-swap" analyse-atom-compare-and-swap)
-      ))
+  (<| (prefix "atom")
+      (|> (d;new text;Hash<Text>)
+          (install "new" atom-new)
+          (install "read" atom-read)
+          (install "compare-and-swap" atom-compare-and-swap)
+          )))
 
 (def: process-procs
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (install "process concurrency-level" (special-value Nat))
-      (install "process future" (unary-operation (type (io;IO Top)) Unit))
-      (install "process schedule" (binary-operation Nat (type (io;IO Top)) Unit))
-      ))
+  (<| (prefix "process")
+      (|> (d;new text;Hash<Text>)
+          (install "concurrency-level" (nullary Nat))
+          (install "future" (unary (type (io;IO Top)) Unit))
+          (install "schedule" (binary Nat (type (io;IO Top)) Unit))
+          )))
 
 (def: #export procedures
   Bundle
-  (|> (D;new text;Hash<Text>)
-      (D;merge lux-procs)
-      (D;merge bit-procs)
-      (D;merge nat-procs)
-      (D;merge int-procs)
-      (D;merge deg-procs)
-      (D;merge frac-procs)
-      (D;merge text-procs)
-      (D;merge array-procs)
-      (D;merge math-procs)
-      (D;merge atom-procs)
-      (D;merge process-procs)
-      (D;merge io-procs)))
+  (<| (prefix "lux")
+      (|> (d;new text;Hash<Text>)
+          (d;merge lux-procs)
+          (d;merge bit-procs)
+          (d;merge nat-procs)
+          (d;merge int-procs)
+          (d;merge deg-procs)
+          (d;merge frac-procs)
+          (d;merge text-procs)
+          (d;merge array-procs)
+          (d;merge math-procs)
+          (d;merge atom-procs)
+          (d;merge process-procs)
+          (d;merge io-procs))))
diff --git a/new-luxc/source/luxc/analyser/procedure/host.jvm.lux b/new-luxc/source/luxc/analyser/procedure/host.jvm.lux
new file mode 100644
index 000000000..c8dc5a38a
--- /dev/null
+++ b/new-luxc/source/luxc/analyser/procedure/host.jvm.lux
@@ -0,0 +1,425 @@
+(;module:
+  [lux #- char]
+  (lux (control [monad #+ do]
+                ["p" parser])
+       (concurrency ["A" atom])
+       (data ["R" result]
+             [text]
+             (text format
+                   ["l" lexer])
+             (coll [list "list/" Fold<List>]
+                   [array #+ Array]
+                   ["d" dict]))
+       [macro #+ Monad<Lux>]
+       (type ["TC" check])
+       [host])
+  (luxc ["&" base]
+        ["&;" host]
+        (lang ["la" analysis #+ Analysis])
+        (analyser ["&;" common]))
+  ["@" ../common]
+  )
+
+(def: Boolean Type (host java.lang.Boolean))
+(def: Byte Type (host java.lang.Byte))
+(def: Short Type (host java.lang.Short))
+(def: Integer Type (host java.lang.Integer))
+(def: Long Type (host java.lang.Long))
+(def: Float Type (host java.lang.Float))
+(def: Double Type (host java.lang.Double))
+(def: Character Type (host java.lang.Character))
+(def: String Type (host java.lang.String))
+
+(def: boolean Type (host boolean))
+(def: byte Type (host byte))
+(def: short Type (host short))
+(def: int Type (host int))
+(def: long Type (host long))
+(def: float Type (host float))
+(def: double Type (host double))
+(def: char Type (host char))
+
+(def: converter-procs
+  @;Bundle
+  (<| (@;prefix "convert")
+      (|> (d;new text;Hash<Text>)
+          (@;install "double-to-float" (@;unary Double Float))
+          (@;install "double-to-int" (@;unary Double Integer))
+          (@;install "double-to-long" (@;unary Double Long))
+          (@;install "float-to-double" (@;unary Float Double))
+          (@;install "float-to-int" (@;unary Float Integer))
+          (@;install "float-to-long" (@;unary Float Long))
+          (@;install "int-to-byte" (@;unary Integer Byte))
+          (@;install "int-to-char" (@;unary Integer Character))
+          (@;install "int-to-double" (@;unary Integer Double))
+          (@;install "int-to-float" (@;unary Integer Float))
+          (@;install "int-to-long" (@;unary Integer Long))
+          (@;install "int-to-short" (@;unary Integer Short))
+          (@;install "long-to-double" (@;unary Long Double))
+          (@;install "long-to-float" (@;unary Long Float))
+          (@;install "long-to-int" (@;unary Long Integer))
+          (@;install "long-to-short" (@;unary Long Short))
+          (@;install "long-to-byte" (@;unary Long Byte))
+          (@;install "char-to-byte" (@;unary Character Byte))
+          (@;install "char-to-short" (@;unary Character Short))
+          (@;install "char-to-int" (@;unary Character Integer))
+          (@;install "char-to-long" (@;unary Character Long))
+          (@;install "byte-to-long" (@;unary Byte Long))
+          (@;install "short-to-long" (@;unary Short Long))
+          )))
+
+(do-template [<name> <prefix> <type>]
+  [(def: <name>
+     @;Bundle
+     (<| (@;prefix <prefix>)
+         (|> (d;new text;Hash<Text>)
+             (@;install "add" (@;binary <type> <type> <type>))
+             (@;install "sub" (@;binary <type> <type> <type>))
+             (@;install "mul" (@;binary <type> <type> <type>))
+             (@;install "div" (@;binary <type> <type> <type>))
+             (@;install "rem" (@;binary <type> <type> <type>))
+             (@;install "eq" (@;binary <type> <type> Boolean))
+             (@;install "lt" (@;binary <type> <type> Boolean))
+             (@;install "gt" (@;binary <type> <type> Boolean))
+             (@;install "and" (@;binary <type> <type> <type>))
+             (@;install "or" (@;binary <type> <type> <type>))
+             (@;install "xor" (@;binary <type> <type> <type>))
+             (@;install "shl" (@;binary <type> Integer <type>))
+             (@;install "shr" (@;binary <type> Integer <type>))
+             (@;install "ushr" (@;binary <type> Integer <type>))
+             )))]
+
+  [int-procs  "int"  Integer]
+  [long-procs "long" Long]
+  )
+
+(do-template [<name> <prefix> <type>]
+  [(def: <name>
+     @;Bundle
+     (<| (@;prefix <prefix>)
+         (|> (d;new text;Hash<Text>)
+             (@;install "add" (@;binary <type> <type> <type>))
+             (@;install "sub" (@;binary <type> <type> <type>))
+             (@;install "mul" (@;binary <type> <type> <type>))
+             (@;install "div" (@;binary <type> <type> <type>))
+             (@;install "rem" (@;binary <type> <type> <type>))
+             (@;install "eq" (@;binary <type> <type> Boolean))
+             (@;install "lt" (@;binary <type> <type> Boolean))
+             (@;install "gt" (@;binary <type> <type> Boolean))
+             )))]
+
+  [float-procs  "float"  Float]
+  [double-procs "double" Double]
+  )
+
+(def: char-procs
+  @;Bundle
+  (<| (@;prefix "char")
+      (|> (d;new text;Hash<Text>)
+          (@;install "ceq" (@;binary Character Character Boolean))
+          (@;install "clt" (@;binary Character Character Boolean))
+          (@;install "cgt" (@;binary Character Character Boolean))
+          )))
+
+(def: primitive-boxes
+  (d;Dict Text Text)
+  (|> (list ["boolean" "java.lang.Boolean"]
+            ["byte" "java.lang.Byte"]
+            ["short" "java.lang.Short"]
+            ["int" "java.lang.Integer"]
+            ["long" "java.lang.Long"]
+            ["float" "java.lang.Float"]
+            ["double" "java.lang.Double"]
+            ["char" "java.lang.Character"])
+      (d;from-list text;Hash<Text>)))
+
+(def: array-type
+  (l;Lexer [Type Nat Text])
+  (do p;Monad<Parser>
+    [subs (p;some (l;this "["))
+     #let [level (list;size subs)]
+     class (l;many l;any)]
+    (wrap [(list/fold (function [_ inner]
+                        (type (Array inner)))
+                      (#;Host (|> (d;get class primitive-boxes)
+                                  (default class))
+                              (list))
+                      (list;n.range +1 level))
+           level
+           class])))
+
+(def: (array-length proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list arrayC))
+          (do Monad<Lux>
+            [arrayA (&;with-expected-type (type (Array varT))
+                      (analyse arrayC))
+             expectedT macro;expected-type
+             _ (&;within-type-env
+                (TC;check expectedT Nat))]
+            (wrap (#la;Procedure proc (list arrayA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +1 (list;size args))))))))
+
+(def: (array-new proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (case args
+      (^ (list classC lengthC))
+      (case classC
+        [_ (#;Text classC)]
+        (do Monad<Lux>
+          [lengthA (&;with-expected-type Nat
+                     (analyse lengthC))
+           arrayT (case (l;run classC array-type)
+                    (#R;Success [innerT level elem-class])
+                    (wrap (type (Array innerT)))
+
+                    (#R;Error error)
+                    (&;fail error))
+           expectedT macro;expected-type
+           _ (&;within-type-env
+              (TC;check expectedT arrayT))]
+          (wrap (#la;Procedure proc (list (#la;Text classC) lengthA))))
+
+        _
+        (&;fail (format "Wrong syntax for '" proc "'.")))
+
+      _
+      (&;fail (@;wrong-amount-error proc +2 (list;size args))))))
+
+(def: (array-load proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list arrayC idxC))
+          (do Monad<Lux>
+            [arrayA (&;with-expected-type (type (Array varT))
+                      (analyse arrayC))
+             elemT (&;within-type-env
+                    (TC;read-var var-id))
+             elem-class (case elemT
+                          (#;Host name _)
+                          (wrap name)
+
+                          _
+                          (&;fail (format "Invalid type for array element: " (%type elemT))))
+             idxA (&;with-expected-type Nat
+                    (analyse idxC))
+             expectedT macro;expected-type
+             _ (&;within-type-env
+                (TC;check expectedT elemT))]
+            (wrap (#la;Procedure proc (list (#la;Text elem-class) arrayA idxA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +2 (list;size args))))))))
+
+(def: (array-store proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list arrayC idxC valueC))
+          (do Monad<Lux>
+            [arrayA (&;with-expected-type (type (Array varT))
+                      (analyse arrayC))
+             elemT (&;within-type-env
+                    (TC;read-var var-id))
+             elem-class (case elemT
+                          (#;Host name _)
+                          (wrap name)
+
+                          _
+                          (&;fail (format "Invalid type for array element: " (%type elemT))))
+             idxA (&;with-expected-type Nat
+                    (analyse idxC))
+             valueA (&;with-expected-type elemT
+                      (analyse valueC))
+             expectedT macro;expected-type
+             _ (&;within-type-env
+                (TC;check expectedT (type (Array elemT))))]
+            (wrap (#la;Procedure proc (list (#la;Text elem-class) arrayA idxA valueA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +3 (list;size args))))))))
+
+(def: array-procs
+  @;Bundle
+  (<| (@;prefix "array")
+      (|> (d;new text;Hash<Text>)
+          (@;install "length" array-length)
+          (@;install "new" array-new)
+          (@;install "load" array-load)
+          (@;install "store" array-store)
+          )))
+
+(def: (check-object objectT)
+  (-> Type (Lux Text))
+  (case objectT
+    (#;Host name _)
+    (if (d;contains? name primitive-boxes)
+      (&;fail (format "Primitives are not objects: " name))
+      (:: Monad<Lux> wrap name))
+
+    _
+    (&;fail (format "Non-object type: " (%type objectT)))))
+
+(def: (object-null proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (case args
+      (^ (list))
+      (do Monad<Lux>
+        [expectedT macro;expected-type
+         _ (check-object expectedT)]
+        (wrap (#la;Procedure proc (list))))
+
+      _
+      (&;fail (@;wrong-amount-error proc +0 (list;size args))))))
+
+(def: (object-null? proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list objectC))
+          (do Monad<Lux>
+            [objectA (&;with-expected-type (type varT)
+                       (analyse objectC))
+             objectT (&;within-type-env
+                      (TC;read-var var-id))
+             _ (check-object objectT)
+             expectedT macro;expected-type
+             _ (&;within-type-env
+                (TC;check expectedT Bool))]
+            (wrap (#la;Procedure proc (list objectA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +1 (list;size args))))))))
+
+(def: (object-synchronized proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list monitorC exprC))
+          (do Monad<Lux>
+            [monitorA (&;with-expected-type (type varT)
+                        (analyse monitorC))
+             monitorT (&;within-type-env
+                       (TC;read-var var-id))
+             _ (check-object monitorT)
+             exprA (analyse exprC)]
+            (wrap (#la;Procedure proc (list monitorA exprA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +2 (list;size args))))))))
+
+(host;import java.lang.Object)
+
+(host;import java.lang.ClassLoader)
+
+(host;import (java.lang.Class c)
+  (#static forName [String boolean ClassLoader] #try (Class Object))
+  (isAssignableFrom [(Class Object)] boolean))
+
+(def: (load-class name)
+  (-> Text (Lux (Class Object)))
+  (do Monad<Lux>
+    [class-loader &host;class-loader]
+    (case (Class.forName [name false class-loader])
+      (#R;Success [class])
+      (wrap class)
+
+      (#R;Error error)
+      (&;fail (format "Unknown class: " name)))))
+
+(def: (sub-class? super sub)
+  (-> Text Text (Lux Bool))
+  (do Monad<Lux>
+    [super (load-class super)
+     sub (load-class sub)]
+    (wrap (Class.isAssignableFrom [sub] super))))
+
+(def: (object-throw proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list exceptionC))
+          (do Monad<Lux>
+            [exceptionA (&;with-expected-type (type varT)
+                          (analyse exceptionC))
+             exceptionT (&;within-type-env
+                         (TC;read-var var-id))
+             exception-class (check-object exceptionT)
+             ? (sub-class? "java.lang.Throwable" exception-class)
+             _ (: (Lux Unit)
+                  (if ?
+                    (wrap [])
+                    (&;fail (format "Must throw a sub-class of java.lang.Throwable: " exception-class))))
+             expectedT macro;expected-type
+             _ (&;within-type-env
+                (TC;check expectedT Bottom))]
+            (wrap (#la;Procedure proc (list exceptionA))))
+
+          _
+          (&;fail (@;wrong-amount-error proc +1 (list;size args))))))))
+
+(def: (object-class proc)
+  (-> Text @;Proc)
+  (function [analyse args]
+    (&common;with-var
+      (function [[var-id varT]]
+        (case args
+          (^ (list classC))
+          (case classC
+            [_ (#;Text class)]
+            (do Monad<Lux>
+              [_ (load-class class)
+               expectedT macro;expected-type
+               _ (&;within-type-env
+                  (TC;check expectedT (#;Host "java.lang.Class" (list (#;Host class (list))))))]
+              (wrap (#la;Procedure proc (list (#la;Text class)))))
+
+            _
+            (&;fail (format "Wrong syntax for '" proc "'.")))
+
+          _
+          (&;fail (@;wrong-amount-error proc +1 (list;size args))))))))
+
+(def: object-procs
+  @;Bundle
+  (<| (@;prefix "object")
+      (|> (d;new text;Hash<Text>)
+          (@;install "null" object-null)
+          (@;install "null?" object-null?)
+          (@;install "synchronized" object-synchronized)
+          (@;install "throw" object-throw)
+          (@;install "class" object-class)
+          )))
+
+(def: #export procedures
+  @;Bundle
+  (<| (@;prefix "jvm")
+      (|> (d;new text;Hash<Text>)
+          (d;merge converter-procs)
+          (d;merge int-procs)
+          (d;merge long-procs)
+          (d;merge float-procs)
+          (d;merge double-procs)
+          (d;merge char-procs)
+          (d;merge array-procs)
+          (d;merge object-procs)
+          )))
diff --git a/new-luxc/source/luxc/host.jvm.lux b/new-luxc/source/luxc/host.jvm.lux
index 75cfbec0c..55c899143 100644
--- a/new-luxc/source/luxc/host.jvm.lux
+++ b/new-luxc/source/luxc/host.jvm.lux
@@ -85,3 +85,12 @@
            {#&&common;loader (memory-class-loader store)
             #&&common;store store
             #&&common;function-class #;None})))
+
+(def: #export class-loader
+  (Lux ClassLoader)
+  (function [compiler]
+    (#R;Success [compiler
+                 (|> compiler
+                     (get@ #;host)
+                     (:! &&common;Host)
+                     (get@ #&&common;loader))])))