X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?p=ez.git;a=blobdiff_plain;f=ez.el;h=3948f4c098b36f38e0276fbff8ea0a5b86e23402;hp=1efc2d672c8a2205e956b5641d5795522472ad12;hb=984f78aa6ded9a174c6fa3dcff1241e2f4bc7033;hpb=b1e6b624739552c19cd4c3b033716360fda64e94

diff --git a/ez.el b/ez.el
index 1efc2d6..3948f4c 100644
--- a/ez.el
+++ b/ez.el
@@ -55,6 +55,14 @@
         new-s
       (binformat d new-s))))
 
+(defun ez-list-to-string-hex (l)
+  (concat "("
+          (when l
+            (concat
+             (format "%x" (car l))
+             (apply 'concat (mapcar (lambda (n) (format " %x" n)) (cdr l)))))
+          ")"))
+
 ;; Memory
 
 (defvar ez-memory nil
@@ -147,14 +155,14 @@
   (let ((addr (ez-get-obj-addr obj)))
     (ez-mem-set-byte (+ addr 6) new-child)))
 
-(defun ez-get-obj-plist-addr (obj-id)
-  (let ((addr (ez-get-obj-addr obj-id)))
+(defun ez-get-obj-plist-addr (obj)
+  (let ((addr (ez-get-obj-addr obj)))
     (ez-mem-ref-word (+ addr 7))))
 
-(defun ez-get-obj-name (obj-id)
-  (let ((plist-addr (ez-get-obj-plist-addr obj-id)))
+(defun ez-get-obj-name (obj)
+  (let ((plist-addr (ez-get-obj-plist-addr obj)))
     (if (> (ez-mem-ref-byte plist-addr) 0)
-        (ez-get-zstring (+ 1 (ez-get-obj-plist-addr obj-id)))
+        (ez-get-zstring (+ 1 (ez-get-obj-plist-addr obj)))
       nil)))
 
 (defun ez-get-prop-default (prop)
@@ -371,10 +379,13 @@
 (defun ez-set-var (var val)
   (cond
    ((= var 0)
+    (message "Pushed %x to stack" val)
     (ez-routine-stack-push val))
    ((< var 16)
+    (message "Saved %x to local variable %x" val var)
     (ez-set-local-var var val))
    (t
+    (message "Saved %x to global variable %x" val (- var 16))
     (ez-set-global-var (- var 16) val))))
 
 (defun ez-read-pc-var-and-inc ()
@@ -444,10 +455,11 @@
     (let ((table-row (assoc (list optype opcode) ez-op-table)))
       (unless table-row
         (error "Unsupported op PC:%x Optype:%s Opcode:%x Operands:%s Operand-types:%s"
-               instr-pc optype opcode operands operand-types))
+               instr-pc optype opcode (ez-list-to-string-hex operands) operand-types))
       (let ((mnemonic (elt table-row 1)))
         (message "PC:%x Optype:%s Opcode:%x Mnemonic:%s Operands:%s Operand-types:%s"
-                 instr-pc optype opcode mnemonic operands operand-types))
+                 instr-pc optype opcode mnemonic
+                 (ez-list-to-string-hex operands) operand-types))
       (funcall (elt table-row 2) operands operand-types))))
 
 (defun ez-read-var-operands-and-inc ()
@@ -527,6 +539,8 @@
     ((var #x02) storeb ez-op-storeb)
     ((2op #x10) loadb ez-op-loadb)
     ((2op #x01) je ez-op-je)
+    ((2op #x02) jl ez-op-jl)
+    ((2op #x06) jin ez-op-jin)
     ((2op #x08) or ez-op-or)
     ((2op #x09) and ez-op-and)
     ((2op #x14) add ez-op-add)
@@ -544,10 +558,12 @@
     ((1op #x09) remove_obj ez-op-remove-obj)
     ((2op #x0E) insert_obj ez-op-insert-obj)
     ((var #x03) put_prop ez-op-put-prop)
+    ((2op #x11) get_prop ez-op-get-prop)
     ((0op #x02) print ez-op-print)
     ((0op #x0B) new_line ez-op-new-line)
     ((var #x06) print_num ez-op-print-num)
-    ((var #x05) print_char ez-op-print-char)))
+    ((var #x05) print_char ez-op-print-char)
+    ((1op #x0A) print_obj ez-op-print-obj)))
 
 (defun ez-op-ret (operands &optional operand-types)
   (let ((retval (car operands)))
@@ -595,6 +611,12 @@
     (ez-op-jl (cons (ez-get-var var) (cdr operands)) (cons 'w (cdr operand-types))))
   t)
 
+(defun ez-op-jin (operands operand-types)
+  (let ((obj (car operands))
+        (n (cadr operands)))
+    (ez-do-branch (or (= n 0)
+                      (= n (ez-get-obj-parent obj)))))
+  t)
 
 (defun ez-op-jump (operands operand-types)
   (let ((offset (if (eq (car operand-types) 'b)
@@ -721,20 +743,19 @@
 (defun ez-op-get-sibling (operands operand-types)
   (let ((sib (ez-get-obj-sibling (car operands))))
     (ez-set-var (ez-read-pc-byte-and-inc) sib)
-    (ez-do-branch (> sib 0))
-    t))
+    (ez-do-branch (> sib 0)))
+  t)
 
 (defun ez-op-get-child (operands operand-types)
   (let ((child (ez-get-obj-child (car operands))))
     (ez-set-var (ez-read-pc-byte-and-inc) child)
-    (ez-do-branch (> child 0))
-    t))
+    (ez-do-branch (> child 0)))
+  t)
 
 (defun ez-op-get-parent (operands operand-types)
   (let ((parent (ez-get-obj-parent (car operands))))
-    (ez-set-var (ez-read-pc-byte-and-inc) parent)
-    (ez-do-branch (> parent 0))
-    t))
+    (ez-set-var (ez-read-pc-byte-and-inc) parent))
+  t)
 
 (defun ez-op-remove-obj (operands operand-types)
   (let ((obj (car operands)))
@@ -751,8 +772,15 @@
   (let* ((obj (car operands))
          (prop (cadr operands))
          (a (caddr operands)))
-    (ez-set-obj-prop obj prop a)
-    t))
+    (ez-set-obj-prop obj prop a))
+  t)
+
+(defun ez-op-get-prop (operands operand-types)
+  (let* ((obj (car operands))
+         (prop (cadr operands)))
+    (ez-set-var (ez-read-pc-byte-and-inc)
+                (ez-get-obj-prop obj prop)))
+  t)
 
 (defun ez-op-print (operands operand-types)
   (let* ((word-count-and-string (ez-get-zstring-and-length (ez-get-pc)))
@@ -776,6 +804,10 @@
     (ez-print (string c)))
   t)
 
+(defun ez-op-print-obj (operands operand-types)
+  (let ((obj (car operands)))
+    (ez-print (ez-get-obj-name obj)))
+  t)
 
 ;; Execution loop