turnidge@google.com
14f614da12
based on Siva's earlier suggestion (he actually suggested putting it in the generated stub, which I haven't done). Added SetReturnUnsafe and use it exactly one place so far. Review URL: https://chromiumcodereview.appspot.com//10874072 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@11633 260f80e4-7a28-3924-810f-c04153c831b5
78 lines
2.4 KiB
C++
78 lines
2.4 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/native_entry_test.h"
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#include "vm/assembler.h"
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#include "vm/code_patcher.h"
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#include "vm/native_entry.h"
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#include "vm/object.h"
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#include "vm/stack_frame.h"
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#include "vm/stub_code.h"
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#include "vm/unit_test.h"
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namespace dart {
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// A native call for test purposes.
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// Arg0: a smi.
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// Arg1: a smi.
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// Result: a smi representing arg0 - arg1.
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void TestSmiSub(Dart_NativeArguments args) {
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Dart_EnterScope();
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Dart_Handle left = Dart_GetNativeArgument(args, 0);
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Dart_Handle right = Dart_GetNativeArgument(args, 1);
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int64_t left_value = -1;
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int64_t right_value = -1;
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EXPECT_VALID(Dart_IntegerToInt64(left, &left_value));
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EXPECT_VALID(Dart_IntegerToInt64(right, &right_value));
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// Ignoring overflow in the calculation below.
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int64_t result = left_value - right_value;
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Dart_SetReturnValue(args, Dart_NewInteger(result));
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Dart_ExitScope();
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}
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// A native call for test purposes.
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// Arg0-4: 5 smis.
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// Result: a smi representing the sum of all arguments.
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void TestSmiSum(Dart_NativeArguments args) {
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Dart_EnterScope();
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int64_t result = 0;
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int arg_count = Dart_GetNativeArgumentCount(args);
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for (int i = 0; i < arg_count; i++) {
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Dart_Handle arg = Dart_GetNativeArgument(args, i);
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int64_t arg_value = -1;
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EXPECT_VALID(Dart_IntegerToInt64(arg, &arg_value));
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// Ignoring overflow in the addition below.
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result += arg_value;
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}
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Dart_SetReturnValue(args, Dart_NewInteger(result));
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Dart_ExitScope();
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}
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// Test code patching.
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void TestStaticCallPatching(Dart_NativeArguments args) {
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Dart_EnterScope();
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uword target_address = 0;
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Function& target_function = Function::Handle();
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DartFrameIterator iterator;
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iterator.NextFrame(); // Skip native call.
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StackFrame* static_caller_frame = iterator.NextFrame();
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CodePatcher::GetStaticCallAt(static_caller_frame->pc(),
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&target_function,
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&target_address);
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EXPECT(String::Handle(target_function.name()).
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Equals(String::Handle(String::New("NativePatchStaticCall"))));
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const uword function_entry_address =
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Code::Handle(target_function.CurrentCode()).EntryPoint();
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EXPECT_EQ(function_entry_address, target_address);
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Dart_ExitScope();
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}
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} // namespace dart
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