From 2e87c7f5ae99c726960635b36b564ce37304579c Mon Sep 17 00:00:00 2001
From: bradnelson <bradnelson@chromium.org>
Date: Thu, 24 Mar 2016 10:27:40 -0700
Subject: [PATCH] Add a test of depot across an asm.js -> wasm module.

This previously tickled the failure fixed in this issue:
https://crrev.com/6a806a558158cbab55ad9a1a456942a7c509c810

BUG= https://code.google.com/p/v8/issues/detail?id=4203
TEST=asm-wasm-deopt
R=aseemgarg@chromium.org,titzer@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/1766153002

Cr-Commit-Position: refs/heads/master@{#35064}
---
 test/mjsunit/mjsunit.status         |  1 +
 test/mjsunit/wasm/asm-wasm-deopt.js | 29 +++++++++++++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 test/mjsunit/wasm/asm-wasm-deopt.js

diff --git a/test/mjsunit/mjsunit.status b/test/mjsunit/mjsunit.status
index 8313bfb4fa..8d0d1a5dc7 100644
--- a/test/mjsunit/mjsunit.status
+++ b/test/mjsunit/mjsunit.status
@@ -273,6 +273,7 @@
   'wasm/asm-wasm-stdlib': [PASS, ['arch in [arm, arm64, mips, mipsel, mips64, mips64el] or ignition == True', SKIP]],
   'wasm/asm-wasm-literals': [PASS, ['arch in [arm, arm64, mips, mipsel, mips64, mips64el] or ignition == True', SKIP]],
   'wasm/asm-wasm-copy': [PASS, ['arch in [arm, arm64, mips, mipsel, mips64, mips64el]', SKIP]],
+  'wasm/asm-wasm-deopt': [PASS, ['arch in [arm, arm64, mips, mipsel, mips64, mips64el]', SKIP]],
 
   # TODO(branelson): Figure out why ignition + asm->wasm fails embenchen.
   'wasm/embenchen/*': [PASS, ['ignition == True', SKIP]],
diff --git a/test/mjsunit/wasm/asm-wasm-deopt.js b/test/mjsunit/wasm/asm-wasm-deopt.js
new file mode 100644
index 0000000000..4b16b71239
--- /dev/null
+++ b/test/mjsunit/wasm/asm-wasm-deopt.js
@@ -0,0 +1,29 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --expose-wasm
+// Flags: --allow-natives-syntax
+
+(function TestDeoptimizeArgMismatch() {
+  function deopt() {
+    %DeoptimizeFunction(test);
+  }
+  function Module(global, env, buffer) {
+    "use asm";
+    var deopt = env.deopt;
+    function _main(i4, i5) {
+      i4 = i4 | 0;
+      i5 = i5 | 0;
+      deopt();
+      return i5 | 0;
+    }
+    return {'_main': _main}
+  }
+  function test() {
+    var wasm = Wasm.instantiateModuleFromAsm(
+       Module.toString(), {'deopt': deopt});
+    wasm._main(0, 0, 0);
+  }
+  test();
+})();