[wasm] Allocate a single script per wasm module

test/mjsunit/wasm/frame-inspection.js

Index: test/mjsunit/wasm/frame-inspection.js
diff --git a/test/mjsunit/wasm/frame-inspection.js b/test/mjsunit/wasm/frame-inspection.js
index 9d45239e4ae2000d4557279f1ccfb757c91897de..01f9142d3a3df4b82c099b9c4765d371766e234d 100644
--- a/test/mjsunit/wasm/frame-inspection.js
+++ b/test/mjsunit/wasm/frame-inspection.js
@@ -12,10 +12,14 @@ Debug = debug.Debug
 var exception = null;
 var break_count = 0;
 
-const expected_num_frames = 5;
-const expected_wasm_frames = [false, true, true, false, false];
-const expected_wasm_positions = [0, 1, 2, 0, 0];
-const expected_function_names = ["call_debugger", "wasm_2", "wasm_1", "testFrameInspection", ""];
+const expected_frames = [
+  // func-name; wasm?; pos; line; col
+  ['call_debugger', false],        // --
+  ['wasm_2', true, 56, 2, 1],      // --
+  ['wasm_1', true, 52, 1, 2],      // --
+  ['testFrameInspection', false],  // --
+  ['', false]
+];
 
 function listener(event, exec_state, event_data, data) {
   if (event != Debug.DebugEvent.Break) return;
@@ -23,20 +27,24 @@ function listener(event, exec_state, event_data, data) {
   try {
     var break_id = exec_state.break_id;
     var frame_count = exec_state.frameCount();
-    assertEquals(expected_num_frames, frame_count);
+    assertEquals(expected_frames.length, frame_count, 'frame count');
 
     for (var i = 0; i < frame_count; ++i) {
       var frame = exec_state.frame(i);
+      assertEquals(expected_frames[i][0], frame.func().name(), 'name at ' + i);
       // wasm frames have unresolved function, others resolved ones.
-      assertEquals(expected_wasm_frames[i], !frame.func().resolved());
-      assertEquals(expected_function_names[i], frame.func().name());
-      if (expected_wasm_frames[i]) {
+      assertEquals(
+          expected_frames[i][1], !frame.func().resolved(), 'resolved at ' + i);
+      if (expected_frames[i][1]) {  // wasm frame?
         var script = frame.details().script();
-        assertNotNull(script);
-        assertEquals(expected_wasm_positions[i], frame.details().sourcePosition());
+        assertNotNull(script, 'script at ' + i);
+        assertEquals(
+            expected_frames[i][2], frame.details().sourcePosition(),
+            'source pos at ' + i);
         var loc = script.locationFromPosition(frame.details().sourcePosition());
-        assertEquals(expected_wasm_positions[i], loc.column);
-        assertEquals(expected_wasm_positions[i], loc.position);
+        assertEquals(expected_frames[i][2], loc.position, 'pos at ' + i);
+        assertEquals(expected_frames[i][3], loc.line, 'line at ' + i);
+        assertEquals(expected_frames[i][4], loc.column, 'column at ' + i);
       }
     }
   } catch (e) {
@@ -49,14 +57,13 @@ var builder = new WasmModuleBuilder();
 // wasm_1 calls wasm_2 on offset 2.
 // wasm_2 calls call_debugger on offset 1.
 
-builder.addImport("func", kSig_v_v);
+builder.addImport('func', kSig_v_v);
 
-builder.addFunction("wasm_1", kSig_v_v)
-  .addBody([kExprNop, kExprCallFunction, 2])
-  .exportAs("main");
+builder.addFunction('wasm_1', kSig_v_v)
+    .addBody([kExprNop, kExprCallFunction, 2])
+    .exportAs('main');
 
-builder.addFunction("wasm_2", kSig_v_v)
-  .addBody([kExprCallFunction, 0]);
+builder.addFunction('wasm_2', kSig_v_v).addBody([kExprCallFunction, 0]);
 
 function call_debugger() {
   debugger;