rm push/pop

benches/module_load.cm

@@ -16,21 +16,21 @@ function tokenize(src) {
     ch = chars[i]
     if (ch == " " || ch == "\n" || ch == "\t") {
       if (length(buf) > 0) {
-        push(tokens, buf)
+        tokens[] = buf
         buf = ""
       }
     } else if (ch == "(" || ch == ")" || ch == "+" || ch == "-"
             || ch == "*" || ch == "=" || ch == ";" || ch == ",") {
       if (length(buf) > 0) {
-        push(tokens, buf)
+        tokens[] = buf
         buf = ""
       }
-      push(tokens, ch)
+      tokens[] = ch
     } else {
       buf = buf + ch
     }
   }
-  if (length(buf) > 0) push(tokens, buf)
+  if (length(buf) > 0) tokens[] = buf
   return tokens
 }
 
@@ -49,21 +49,21 @@ function parse_tokens(tokens) {
       i++ // skip =
       i++
       if (i < length(tokens)) node.value = tokens[i]
-      push(ast, node)
+      ast[] = node
     } else if (tok == "return") {
       node = {type: "return", value: null}
       i++
       if (i < length(tokens)) node.value = tokens[i]
-      push(ast, node)
+      ast[] = node
     } else if (tok == "function") {
       node = {type: "func", name: null, body: []}
       i++
       if (i < length(tokens)) node.name = tokens[i]
       // Skip to matching )
       while (i < length(tokens) && tokens[i] != ")") i++
-      push(ast, node)
+      ast[] = node
     } else {
-      push(ast, {type: "expr", value: tok})
+      ast[] = {type: "expr", value: tok}
     }
   }
   return ast
@@ -121,7 +121,7 @@ function simulate_build(n_modules, deps_per_module) {
   // Generate all module sources
   for (i = 0; i < n_modules; i++) {
     src = generate_module(i, deps_per_module)
-    push(modules, src)
+    modules[] = src
   }
 
   // "Load" each module: tokenize → parse → evaluate
@@ -173,7 +173,7 @@ function topo_sort(n_modules, deps_per_module) {
     for (j = 0; j < deps_per_module; j++) {
       if (j < i) {
         dep = "mod_" + text(j)
-        push(adj[dep], name)
+        adj[dep][] = name
         in_degree[name] = in_degree[name] + 1
       }
     }
@@ -183,7 +183,7 @@ function topo_sort(n_modules, deps_per_module) {
   var queue = []
   var keys = array(in_degree)
   for (i = 0; i < length(keys); i++) {
-    if (in_degree[keys[i]] == 0) push(queue, keys[i])
+    if (in_degree[keys[i]] == 0) queue[] = keys[i]
   }
 
   var order = []
@@ -193,12 +193,12 @@ function topo_sort(n_modules, deps_per_module) {
   while (qi < length(queue)) {
     current = queue[qi]
     qi++
-    push(order, current)
+    order[] = current
     neighbors = adj[current]
     if (neighbors) {
       for (i = 0; i < length(neighbors); i++) {
         in_degree[neighbors[i]] = in_degree[neighbors[i]] - 1
-        if (in_degree[neighbors[i]] == 0) push(queue, neighbors[i])
+        if (in_degree[neighbors[i]] == 0) queue[] = neighbors[i]
       }
     }
   }