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|
(ns lux.compiler.base
(:require [clojure.string :as string]
[clojure.core.match :as M :refer [matchv]]
clojure.core.match.array
(lux [base :as & :refer [|do return* return fail fail*]])
[lux.analyser.base :as &a])
(:import (org.objectweb.asm Opcodes
Label
ClassWriter
MethodVisitor)))
;; [Exports]
(def local-prefix "l")
(def partial-prefix "p")
(def closure-prefix "c")
(def apply-signature "(Ljava/lang/Object;)Ljava/lang/Object;")
(defn write-file [file data]
(with-open [stream (java.io.BufferedOutputStream. (java.io.FileOutputStream. file))]
(.write stream data)))
(defn write-class [name data]
(write-file (str "output/" name ".class") data))
(defn load-class! [loader name]
(.loadClass loader name))
(defn save-class! [name bytecode]
(|do [loader &/loader
:let [_ (write-class name bytecode)
_ (load-class! loader (string/replace name #"/" "."))]]
(return nil)))
(defn total-locals [expr]
;; (prn 'total-locals1 (aget expr 0))
(matchv ::M/objects [expr]
[["Expression" [?struct ?type]]]
(do ;; (prn 'total-locals2 (aget ?struct 0))
(matchv ::M/objects [?struct]
[["case" [?variant ?base-register ?num-registers ?branches]]]
(+ ?num-registers (&/fold max 0 (&/|map (comp total-locals second) ?branches)))
[["tuple" ?members]]
(&/fold max 0 (&/|map total-locals ?members))
[["variant" [?tag ?value]]]
(total-locals ?value)
[["call" [?fn ?args]]]
(&/fold max 0 (&/|map total-locals (&/|cons ?fn ?args)))
[["jvm-iadd" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-isub" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-imul" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-idiv" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-irem" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-ladd" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-lsub" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-lmul" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-ldiv" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-lrem" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-fadd" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-fsub" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-fmul" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-fdiv" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-frem" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-dadd" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-dsub" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-dmul" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-ddiv" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["jvm-drem" [?x ?y]]]
(&/fold max 0 (&/|map total-locals (&/|list ?x ?y)))
[["|do" ?exprs]]
(&/fold max 0 (&/|map total-locals ?exprs))
[["jvm-new" [?class ?classes ?args]]]
(&/fold max 0 (&/|map total-locals ?args))
[["jvm-invokestatic" [?class ?method ?classes ?args]]]
(&/fold max 0 (&/|map total-locals ?args))
[["jvm-invokevirtual" [?class ?method ?classes ?object ?args]]]
(&/fold max 0 (&/|map total-locals ?args))
[["jvm-aastore" [?array ?idx ?elem]]]
(&/fold max 0 (&/|map total-locals (&/|list ?array ?elem)))
[["jvm-aaload" [?array ?idx]]]
(total-locals ?array)
;; [["lambda" _]]
;; 0
[_]
0
))))
|
