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97ac18aee9
BUG=4350 R=asiva@google.com Review URL: https://codereview.chromium.org//25909002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@30419 260f80e4-7a28-3924-810f-c04153c831b5
117 lines
4.4 KiB
C++
117 lines
4.4 KiB
C++
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/globals.h"
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#if defined(TARGET_ARCH_IA32)
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#include "vm/isolate.h"
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#include "vm/dart_entry.h"
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#include "vm/native_entry.h"
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#include "vm/native_entry_test.h"
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#include "vm/object.h"
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#include "vm/runtime_entry.h"
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#include "vm/stub_code.h"
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#include "vm/symbols.h"
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#include "vm/unit_test.h"
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#define __ assembler->
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namespace dart {
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DECLARE_RUNTIME_ENTRY(TestSmiSub);
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DECLARE_LEAF_RUNTIME_ENTRY(RawObject*, TestLeafSmiAdd, RawObject*, RawObject*);
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static Function* CreateFunction(const char* name) {
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const String& class_name = String::Handle(Symbols::New("ownerClass"));
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const Script& script = Script::Handle();
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const Class& owner_class =
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Class::Handle(Class::New(class_name, script, Scanner::kDummyTokenIndex));
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const Library& lib = Library::Handle(Library::New(class_name));
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owner_class.set_library(lib);
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const String& function_name = String::ZoneHandle(Symbols::New(name));
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Function& function = Function::ZoneHandle(
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Function::New(function_name, RawFunction::kRegularFunction,
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true, false, false, false, owner_class, 0));
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return &function;
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}
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// Test calls to stub code which calls into the runtime.
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static void GenerateCallToCallRuntimeStub(Assembler* assembler,
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int value1, int value2) {
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const int argc = 2;
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const Smi& smi1 = Smi::ZoneHandle(Smi::New(value1));
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const Smi& smi2 = Smi::ZoneHandle(Smi::New(value2));
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const Object& result = Object::ZoneHandle();
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const Context& context = Context::ZoneHandle(Context::New(0, Heap::kOld));
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ASSERT(context.isolate() == Isolate::Current());
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__ enter(Immediate(0));
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__ LoadObject(CTX, context);
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__ PushObject(result); // Push Null object for return value.
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__ PushObject(smi1); // Push argument 1 smi1.
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__ PushObject(smi2); // Push argument 2 smi2.
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ASSERT(kTestSmiSubRuntimeEntry.argument_count() == argc);
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__ CallRuntime(kTestSmiSubRuntimeEntry, argc); // Call SmiSub runtime func.
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__ AddImmediate(ESP, Immediate(argc * kWordSize));
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__ popl(EAX); // Pop return value from return slot.
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__ leave();
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__ ret();
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}
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TEST_CASE(CallRuntimeStubCode) {
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extern const Function& RegisterFakeFunction(const char* name,
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const Code& code);
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const int value1 = 10;
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const int value2 = 20;
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const char* kName = "Test_CallRuntimeStubCode";
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Assembler _assembler_;
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GenerateCallToCallRuntimeStub(&_assembler_, value1, value2);
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const Code& code = Code::Handle(Code::FinalizeCode(
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*CreateFunction("Test_CallRuntimeStubCode"), &_assembler_));
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const Function& function = RegisterFakeFunction(kName, code);
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Smi& result = Smi::Handle();
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result ^= DartEntry::InvokeFunction(function, Object::empty_array());
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EXPECT_EQ((value1 - value2), result.Value());
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}
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// Test calls to stub code which calls into a leaf runtime entry.
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static void GenerateCallToCallLeafRuntimeStub(Assembler* assembler,
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int value1,
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int value2) {
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const Smi& smi1 = Smi::ZoneHandle(Smi::New(value1));
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const Smi& smi2 = Smi::ZoneHandle(Smi::New(value2));
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__ enter(Immediate(0));
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__ ReserveAlignedFrameSpace(2 * kWordSize);
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__ LoadObject(EAX, smi1);
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__ movl(Address(ESP, 0), EAX); // Push argument 1 smi1.
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__ LoadObject(EAX, smi2);
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__ movl(Address(ESP, kWordSize), EAX); // Push argument 2 smi2.
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__ CallRuntime(kTestLeafSmiAddRuntimeEntry, 2); // Call SmiAdd runtime func.
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__ leave();
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__ ret(); // Return value is in EAX.
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}
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TEST_CASE(CallLeafRuntimeStubCode) {
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extern const Function& RegisterFakeFunction(const char* name,
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const Code& code);
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const int value1 = 10;
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const int value2 = 20;
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const char* kName = "Test_CallLeafRuntimeStubCode";
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Assembler _assembler_;
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GenerateCallToCallLeafRuntimeStub(&_assembler_, value1, value2);
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const Code& code = Code::Handle(Code::FinalizeCode(
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*CreateFunction("Test_CallLeafRuntimeStubCode"), &_assembler_));
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const Function& function = RegisterFakeFunction(kName, code);
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Smi& result = Smi::Handle();
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result ^= DartEntry::InvokeFunction(function, Object::empty_array());
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EXPECT_EQ((value1 + value2), result.Value());
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}
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} // namespace dart
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#endif // defined TARGET_ARCH_IA32
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