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-rw-r--r--src/lang.clj11
-rw-r--r--src/lang/compiler.clj198
-rw-r--r--test2.lang3
3 files changed, 130 insertions, 82 deletions
diff --git a/src/lang.clj b/src/lang.clj
index f12ffc8d5..e602a21a6 100644
--- a/src/lang.clj
+++ b/src/lang.clj
@@ -11,10 +11,6 @@
(.write stream data)))
(comment
- ;; TODO: Fold all closure classes into one.
- ;; TODO: When doing partial application, skip "apply" and just call constructor appropiatedly.
- ;; TODO: Add extra arities (apply2, apply3, ..., apply16)
- ;; TODO: Tuple8 and Tuple8X (for arbitrary-size tuples).
;; TODO: Allow "lambdas" to be closures.
;; TODO: Add Java-interop.
;; TODO: Allow loading classes at runtime.
@@ -28,6 +24,9 @@
;; TODO: Add records.
;; TODO: throw, try, catch, finally
;; TODO: Finish implementing pattern matching.
+ ;; TODO: Tuple8 and Tuple8X (for arbitrary-size tuples).
+ ;; TODO: Add extra arities (apply2, apply3, ..., apply16)
+ ;; TODO: When doing partial application, skip "apply" and just call constructor appropiatedly.
;; TODO:
(let [source-code (slurp "test2.lang")
@@ -40,9 +39,5 @@
class-data (&compiler/compile "test2" ann-syntax)]
(write-file "test2.class" class-data))
-
-
- ;; ## (_. (_.. System out) (println "this\tis a\nstring"))
;; jar cvf test2.jar *.class test2 && java -cp "test2.jar" test2
-
)
diff --git a/src/lang/compiler.clj b/src/lang/compiler.clj
index 48cbe3999..5b14410b3 100644
--- a/src/lang/compiler.clj
+++ b/src/lang/compiler.clj
@@ -143,33 +143,39 @@
(defcompiler ^:private compile-call
[::&analyser/call ?fn ?args]
(do ;; (prn 'compile-call (:form ?fn) ?fn ?args)
- (match (:form ?fn)
- [::&analyser/local _]
- (do (compile-form (assoc *state* :form ?fn))
- (let [apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"]
- (doseq [arg ?args]
- (compile-form (assoc *state* :form arg))
- (.visitMethodInsn *writer* Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))))
-
- [::&analyser/lambda _ ?body]
- (do (compile-form (assoc *state* :form ?fn))
- (let [apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"]
- (doseq [arg ?args]
- (compile-form (assoc *state* :form arg))
- (.visitMethodInsn *writer* Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))))
-
- [::&analyser/global ?owner-class ?fn-name]
- (let [apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"
- signature "()V"
- call-class (str (->class ?owner-class) "$" ?fn-name "_0")]
- (doto *writer*
- (.visitTypeInsn Opcodes/NEW call-class)
- (.visitInsn Opcodes/DUP)
- (.visitMethodInsn Opcodes/INVOKESPECIAL call-class "<init>" signature))
- (doseq [arg ?args]
- (compile-form (assoc *state* :form arg))
- (.visitMethodInsn *writer* Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))
- ))))
+ (match (:form ?fn)
+ [::&analyser/global ?owner-class ?fn-name]
+ (let [apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"
+ clo-field-sig (->type-signature "java.lang.Object")
+ counter-sig "I"
+ num-args (count ?args)
+ signature (if (> (count ?args) 1)
+ (str "(" (apply str counter-sig (repeat (dec num-args) clo-field-sig)) ")" "V")
+ (str "()" "V"))
+ call-class (str (->class ?owner-class) "$" ?fn-name)]
+ (doto *writer*
+ (.visitTypeInsn Opcodes/NEW call-class)
+ (.visitInsn Opcodes/DUP)
+ (-> (doto (.visitLdcInsn (-> ?args count dec int))
+ ;; (.visitInsn Opcodes/ICONST_0)
+ (-> (do (compile-form (assoc *state* :form arg)))
+ (->> (doseq [arg (butlast ?args)]))))
+ (->> (when (> (count ?args) 1))))
+ (.visitMethodInsn Opcodes/INVOKESPECIAL call-class "<init>" signature)
+ (do (compile-form (assoc *state* :form (last ?args))))
+ (.visitMethodInsn Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))
+ ;; (doseq [arg ?args]
+ ;; (compile-form (assoc *state* :form arg))
+ ;; (.visitMethodInsn *writer* Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))
+ )
+
+ _
+ (do (compile-form (assoc *state* :form ?fn))
+ (let [apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"]
+ (doseq [arg ?args]
+ (compile-form (assoc *state* :form arg))
+ (.visitMethodInsn *writer* Opcodes/INVOKEINTERFACE "test2/Function" "apply" apply-signature))))
+ )))
(defcompiler ^:private compile-static-access
[::&analyser/static-access ?class ?member]
@@ -263,55 +269,101 @@
(defn ^:private compile-method-function [writer class-name fn-name num-args]
(let [outer-class (->class class-name)
clo-field-sig (->type-signature "java.lang.Object")
+ counter-sig "I"
apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;"
- real-signature (str "(" (apply str (repeat num-args "Ljava/lang/Object;")) ")" "Ljava/lang/Object;")]
- ;; (.mkdirs (java.io.File. class-name))
- (doseq [idx (range num-args)
- :let [has-next? (not= idx (dec num-args))
- local-name (str fn-name "_" idx)
- current-class (str outer-class "$" local-name)
- next-class (str outer-class "$" fn-name "_" (inc idx))
- current-signature (str "(" (apply str (repeat idx "Ljava/lang/Object;")) ")" "V")
- next-signature (str "(" (apply str (repeat (inc idx) "Ljava/lang/Object;")) ")" "V")]]
- (.visitInnerClass writer current-class outer-class local-name (+ Opcodes/ACC_STATIC Opcodes/ACC_SYNTHETIC))
- (let [=class (doto (new ClassWriter ClassWriter/COMPUTE_MAXS)
- (.visit Opcodes/V1_5 (+ Opcodes/ACC_PUBLIC Opcodes/ACC_SUPER)
- current-class nil "java/lang/Object" (into-array ["test2/Function"])))
- _ (doto (.visitMethod =class Opcodes/ACC_PUBLIC "<init>" current-signature nil nil)
- (.visitCode)
- (.visitVarInsn Opcodes/ALOAD 0)
- (.visitMethodInsn Opcodes/INVOKESPECIAL "java/lang/Object" "<init>" "()V")
- (-> (doto (.visitVarInsn Opcodes/ALOAD 0)
- (.visitVarInsn Opcodes/ALOAD (inc clo_idx))
- (.visitFieldInsn Opcodes/PUTFIELD current-class field-name clo-field-sig))
- (->> (let [field-name (str "_" clo_idx)]
- (doto (.visitField =class Opcodes/ACC_PUBLIC field-name clo-field-sig nil nil)
- (.visitEnd)))
- (dotimes [clo_idx idx])))
- (.visitInsn Opcodes/RETURN)
- (.visitMaxs 0 0)
- (.visitEnd))
- =method (doto (.visitMethod =class Opcodes/ACC_PUBLIC "apply" apply-signature nil nil)
- (.visitCode))
- _ (do (when has-next?
- (doto =method
- (.visitTypeInsn Opcodes/NEW next-class)
- (.visitInsn Opcodes/DUP)))
- (doto =method
- (-> (doto (.visitVarInsn Opcodes/ALOAD (int 0))
- (.visitFieldInsn Opcodes/GETFIELD current-class (str "_" clo_idx) clo-field-sig))
- (->> (dotimes [clo_idx idx])))
- (.visitVarInsn Opcodes/ALOAD (int 1)))
- (if has-next?
- (.visitMethodInsn =method Opcodes/INVOKESPECIAL next-class "<init>" next-signature)
- (.visitMethodInsn =method Opcodes/INVOKESTATIC outer-class fn-name real-signature))
- (doto =method
- (.visitInsn Opcodes/ARETURN)
+ real-signature (str "(" (apply str (repeat num-args clo-field-sig)) ")" "Ljava/lang/Object;")
+ current-class (str outer-class "$" fn-name)
+ num-captured (dec num-args)
+ init-signature (if (not= 0 num-captured)
+ (str "(" (apply str counter-sig (repeat num-captured clo-field-sig)) ")" "V")
+ (str "()" "V"))]
+ (.visitInnerClass writer current-class outer-class nil (+ Opcodes/ACC_STATIC Opcodes/ACC_SYNTHETIC))
+ (let [=class (doto (new ClassWriter ClassWriter/COMPUTE_MAXS)
+ (.visit Opcodes/V1_5 (+ Opcodes/ACC_PUBLIC Opcodes/ACC_FINAL Opcodes/ACC_SUPER)
+ current-class nil "java/lang/Object" (into-array ["test2/Function"]))
+ (-> (doto (.visitField (+ Opcodes/ACC_PRIVATE Opcodes/ACC_FINAL) "_counter" counter-sig nil nil)
+ (.visitEnd))
+ (->> (when (not= 0 num-captured)))))
+ =init (doto (.visitMethod =class Opcodes/ACC_PUBLIC "<init>" init-signature nil nil)
+ (.visitCode)
+ (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitMethodInsn Opcodes/INVOKESPECIAL "java/lang/Object" "<init>" "()V")
+ (-> (doto ;; (.visitFieldInsn Opcodes/GETSTATIC (->class "java.lang.System") "out" (->type-signature "java.io.PrintStream"))
+ ;; (.visitTypeInsn Opcodes/NEW (->class "java.lang.Integer"))
+ ;; (.visitInsn Opcodes/DUP)
+ ;; (.visitVarInsn Opcodes/ALOAD 1)
+ ;; ;; (.visitVarInsn Opcodes/ALOAD 0)
+ ;; ;; (.visitFieldInsn Opcodes/GETFIELD current-class "_counter" counter-sig)
+ ;; (.visitMethodInsn Opcodes/INVOKESPECIAL (->class "java.lang.Integer") "<init>" "(I)V")
+ ;; (.visitMethodInsn Opcodes/INVOKEVIRTUAL (->class "java.io.PrintStream") "println" "(Ljava/lang/Object;)V")
+
+ (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitVarInsn Opcodes/ILOAD 1)
+ ;; (.visitInsn Opcodes/ICONST_0)
+
+ (.visitFieldInsn Opcodes/PUTFIELD current-class "_counter" counter-sig)
+ (-> (doto (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitVarInsn Opcodes/ALOAD (+ clo_idx 2))
+ (.visitFieldInsn Opcodes/PUTFIELD current-class field-name clo-field-sig))
+ (->> (let [field-name (str "_" clo_idx)]
+ (doto (.visitField =class (+ Opcodes/ACC_PRIVATE Opcodes/ACC_FINAL) field-name clo-field-sig nil nil)
+ (.visitEnd)))
+ (dotimes [clo_idx num-captured]))))
+ (->> (when (not= 0 num-captured))))
+ (.visitInsn Opcodes/RETURN)
(.visitMaxs 0 0)
(.visitEnd))
- (.visitEnd =class))]
- ;; (write-file (str class-name "/" current-class ".class") (.toByteArray =class))
- (write-file (str current-class ".class") (.toByteArray =class))))))
+ =method (let [default-label (new Label)
+ branch-labels (for [_ (range num-captured)]
+ (new Label))
+ ;; _ (prn 'branch-labels (count branch-labels) branch-labels)
+ ;; end-label (new Label)
+ ]
+ (doto (.visitMethod =class Opcodes/ACC_PUBLIC "apply" apply-signature nil nil)
+ (.visitCode)
+ (-> (doto ;; (.visitFieldInsn Opcodes/GETSTATIC (->class "java.lang.System") "out" (->type-signature "java.io.PrintStream"))
+ ;; (.visitTypeInsn Opcodes/NEW (->class "java.lang.Integer"))
+ ;; (.visitInsn Opcodes/DUP)
+ ;; (.visitVarInsn Opcodes/ALOAD 0)
+ ;; (.visitFieldInsn Opcodes/GETFIELD current-class "_counter" counter-sig)
+ ;; (.visitMethodInsn Opcodes/INVOKESPECIAL (->class "java.lang.Integer") "<init>" "(I)V")
+ ;; (.visitMethodInsn Opcodes/INVOKEVIRTUAL (->class "java.io.PrintStream") "println" "(Ljava/lang/Object;)V")
+ (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitFieldInsn Opcodes/GETFIELD current-class "_counter" counter-sig)
+ (.visitTableSwitchInsn 0 (dec num-captured) default-label (into-array Label branch-labels))
+ (-> (doto (.visitLabel branch-label)
+ (.visitTypeInsn Opcodes/NEW current-class)
+ (.visitInsn Opcodes/DUP)
+ (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitFieldInsn Opcodes/GETFIELD current-class "_counter" counter-sig)
+ (.visitInsn Opcodes/ICONST_1)
+ (.visitInsn Opcodes/IADD)
+ (-> (doto (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitFieldInsn Opcodes/GETFIELD current-class (str "_" clo_idx) clo-field-sig))
+ (->> (dotimes [clo_idx current-captured])))
+ (.visitVarInsn Opcodes/ALOAD 1)
+ (-> (.visitInsn Opcodes/ACONST_NULL)
+ (->> (dotimes [clo_idx (- (dec num-captured) current-captured)])))
+ (.visitMethodInsn Opcodes/INVOKESPECIAL current-class "<init>" init-signature)
+ ;; (.visitJumpInsn Opcodes/GOTO end-label)
+ (.visitInsn Opcodes/ARETURN))
+ (->> (doseq [[branch-label current-captured] (map vector branch-labels (range (count branch-labels)))
+ ;; :let [_ (prn '[branch-label current-captured] [branch-label current-captured])]
+ ])))
+ (.visitLabel default-label)
+ (-> (doto (.visitVarInsn Opcodes/ALOAD 0)
+ (.visitFieldInsn Opcodes/GETFIELD current-class (str "_" clo_idx) clo-field-sig))
+ (->> (dotimes [clo_idx num-captured]))))
+ (->> (when (not= 0 num-captured))))
+ (.visitVarInsn Opcodes/ALOAD 1)
+ (.visitMethodInsn Opcodes/INVOKESTATIC outer-class fn-name real-signature)
+ ;; (.visitLabel end-label)
+ (.visitInsn Opcodes/ARETURN)
+ (.visitMaxs 0 0)
+ (.visitEnd)))
+ _ (.visitEnd =class)]
+ (write-file (str current-class ".class") (.toByteArray =class)))
+ ))
(defcompiler ^:private compile-def
[::&analyser/def ?form ?body]
diff --git a/test2.lang b/test2.lang
index fba03fd8d..a60899827 100644
--- a/test2.lang
+++ b/test2.lang
@@ -30,7 +30,8 @@
(def (main args)
(if true
(do (_. (_.. System out) (println true))
- (_. (_.. System out) (println (another/id 1)))
+ (_. (_.. System out) (println (another/id 12345)))
+ (_. (_.. System out) (println (constant "ONE" "TWO")))
(_. (_.. System out) (println 2.3))
(_. (_.. System out) (println #"Y"))
(_. (_.. System out) (println "this\tis a\nstring"))
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 10:12:49 +0000