[wasm] Fix WasmCompiledFrame::Print

The function wasn't off-the-heap aware.

Bug: chromium:795020
Change-Id: I133dce54e570ff74b1475192882761d2bc377d6f
Reviewed-on: https://chromium-review.googlesource.com/830819Reviewed-by: Eric Holk <eholk@chromium.org>
Commit-Queue: Mircea Trofin <mtrofin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50142}

src/frames.cc

@@ -1693,7 +1693,15 @@ void WasmCompiledFrame::Print(StringStream* accumulator, PrintMode mode,
   accumulator->Add("WASM [");
   Script* script = this->script();
   accumulator->PrintName(script->name());
-  int pc = static_cast<int>(this->pc() - LookupCode()->instruction_start());
+  Address instruction_start = FLAG_wasm_jit_to_native
+                                  ? isolate()
+                                        ->wasm_engine()
+                                        ->code_manager()
+                                        ->LookupCode(pc())
+                                        ->instructions()
+                                        .start()
+                                  : LookupCode()->instruction_start();
+  int pc = static_cast<int>(this->pc() - instruction_start);
   Object* instance = this->wasm_instance();
   Vector<const uint8_t> raw_func_name =
       WasmInstanceObject::cast(instance)->compiled_module()->GetRawFunctionName(

test/mjsunit/wasm/errors.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --expose-wasm
+// Flags: --expose-wasm --allow-natives-syntax
 
 'use strict';
 
@@ -170,3 +170,19 @@ function assertConversionError(bytes, imports, msg) {
     kExprI64Const, 0
   ]).exportFunc().end().toBuffer(), {}, "invalid type");
 })();
+
+
+(function InternalDebugTrace() {
+  var builder = new WasmModuleBuilder();
+  var sig = builder.addType(kSig_i_dd);
+  builder.addImport("mod", "func", sig);
+  builder.addFunction("main", sig)
+    .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprCallFunction, 0])
+    .exportAs("main")
+  var main = builder.instantiate({
+    mod: {
+      func: ()=>{%DebugTrace();}
+    }
+  }).exports.main;
+  main();
+})();