[modules] Add namespace import snippet to test-bytecode-generator.

R=rmcilroy@chromium.org
BUG=v8:1569

Review-Url: https://codereview.chromium.org/2460403002
Cr-Commit-Position: refs/heads/master@{#40694}

test/cctest/interpreter/bytecode_expectations/Modules.golden

@@ -878,3 +878,85 @@ constant pool: [
 handlers: [
 ]
 
+---
+snippet: "
+  import * as foo from \"bar\"
+  foo.f(foo, foo.x);
+"
+frame size: 8
+parameter count: 2
+bytecode array length: 159
+bytecodes: [
+                B(Ldar), R(new_target),
+                B(JumpIfUndefined), U8(21),
+                B(ResumeGenerator), R(new_target),
+                B(Star), R(1),
+                B(LdaZero),
+                B(TestEqualStrict), R(1), U8(0),
+                B(JumpIfTrue), U8(73),
+                B(LdaSmi), U8(76),
+                B(Star), R(2),
+                B(CallRuntime), U16(Runtime::kAbort), R(2), U8(1),
+                B(LdaSmi), U8(-2),
+                B(Star), R(1),
+                B(LdaConstant), U8(0),
+                B(Star), R(4),
+                B(Mov), R(arg0), R(2),
+                B(Mov), R(closure), R(3),
+                B(CallRuntime), U16(Runtime::kPushModuleContext), R(2), U8(3),
+                B(PushContext), R(0),
+                B(Ldar), R(this),
+                B(StaCurrentContextSlot), U8(4),
+                B(LdaZero),
+                B(Star), R(2),
+                B(CallRuntime), U16(Runtime::kGetModuleNamespace), R(2), U8(1),
+                B(StaCurrentContextSlot), U8(6),
+  /*    0 E> */ B(StackCheck),
+  /*    0 E> */ B(LdrCurrentContextSlot), U8(4), R(3),
+                B(Ldar), R(3),
+                B(Mov), R(closure), R(2),
+                B(CallRuntime), U16(Runtime::kCreateJSGeneratorObject), R(2), U8(2),
+                B(StaCurrentContextSlot), U8(5),
+                B(Star), R(2),
+                B(LdrCurrentContextSlot), U8(5), R(3),
+                B(LdaZero),
+                B(SuspendGenerator), R(3),
+                B(Ldar), R(2),
+  /*   45 S> */ B(Return),
+                B(LdaSmi), U8(-2),
+                B(Star), R(1),
+                B(CallRuntime), U16(Runtime::k_GeneratorGetInputOrDebugPos), R(3), U8(1),
+                B(Star), R(4),
+                B(CallRuntime), U16(Runtime::k_GeneratorGetResumeMode), R(3), U8(1),
+                B(Star), R(5),
+                B(LdaZero),
+                B(TestEqualStrict), R(5), U8(0),
+                B(JumpIfTrue), U8(26),
+                B(LdaSmi), U8(2),
+                B(TestEqualStrict), R(5), U8(0),
+                B(JumpIfTrue), U8(16),
+                B(Jump), U8(2),
+                B(LdaTrue),
+                B(Star), R(7),
+                B(Mov), R(4), R(6),
+                B(CallRuntime), U16(Runtime::k_CreateIterResultObject), R(6), U8(2),
+  /*   45 S> */ B(Return),
+                B(Ldar), R(4),
+  /*    0 E> */ B(Throw),
+  /*   27 S> */ B(LdrCurrentContextSlot), U8(6), R(3),
+  /*   30 E> */ B(LdrNamedProperty), R(3), U8(1), U8(4), R(2),
+  /*   33 E> */ B(LdrCurrentContextSlot), U8(6), R(4),
+  /*   38 E> */ B(LdrCurrentContextSlot), U8(6), R(6),
+  /*   41 E> */ B(LdrNamedProperty), R(6), U8(2), U8(6), R(5),
+  /*   31 E> */ B(CallProperty), R(2), R(3), U8(3), U8(2),
+                B(LdaUndefined),
+  /*   45 S> */ B(Return),
+]
+constant pool: [
+  FIXED_ARRAY_TYPE,
+  ONE_BYTE_INTERNALIZED_STRING_TYPE ["f"],
+  ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
+]
+handlers: [
+]
+

test/cctest/interpreter/test-bytecode-generator.cc

@@ -2238,6 +2238,9 @@ TEST(Modules) {
       "export {foo as goo} from \"bar\"\n",
 
       "export * from \"bar\"\n",
+
+      "import * as foo from \"bar\"\n"
+      "foo.f(foo, foo.x);\n",
   };
 
   CHECK(CompareTexts(BuildActual(printer, snippets),