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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" | 5 #include "vm/globals.h" |
6 #if defined(TARGET_ARCH_MIPS) | 6 #if defined(TARGET_ARCH_MIPS) |
7 | 7 |
8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
9 #include "vm/instructions.h" | 9 #include "vm/instructions.h" |
10 #include "vm/stub_code.h" | 10 #include "vm/stub_code.h" |
11 #include "vm/unit_test.h" | 11 #include "vm/unit_test.h" |
12 | 12 |
13 namespace dart { | 13 namespace dart { |
14 | 14 |
15 #define __ assembler-> | 15 #define __ assembler-> |
16 | 16 |
17 ASSEMBLER_TEST_GENERATE(Call, assembler) { | 17 ASSEMBLER_TEST_GENERATE(Call, assembler) { |
18 __ BranchLinkPatchable(&StubCode::InvokeDartCodeLabel()); | 18 __ BranchLinkPatchable(*StubCode::InvokeDartCode_entry()); |
19 __ Ret(); | 19 __ Ret(); |
20 } | 20 } |
21 | 21 |
22 | 22 |
23 ASSEMBLER_TEST_RUN(Call, test) { | 23 ASSEMBLER_TEST_RUN(Call, test) { |
24 // The return address, which must be the address of an instruction contained | 24 // The return address, which must be the address of an instruction contained |
25 // in the code, points to the Ret instruction above, i.e. two instructions | 25 // in the code, points to the Ret instruction above, i.e. two instructions |
26 // before the end of the code buffer, including the delay slot for the | 26 // before the end of the code buffer, including the delay slot for the |
27 // return jump. | 27 // return jump. |
28 CallPattern call(test->entry() + test->code().Size() - (2*Instr::kInstrSize), | 28 CallPattern call(test->entry() + test->code().Size() - (2*Instr::kInstrSize), |
29 test->code()); | 29 test->code()); |
30 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 30 EXPECT_EQ(StubCode::InvokeDartCode_entry()->label().address(), |
31 call.TargetAddress()); | 31 call.TargetAddress()); |
32 } | 32 } |
33 | 33 |
34 | 34 |
35 ASSEMBLER_TEST_GENERATE(Jump, assembler) { | 35 ASSEMBLER_TEST_GENERATE(Jump, assembler) { |
36 __ BranchPatchable(&StubCode::InvokeDartCodeLabel()); | 36 __ BranchPatchable(*StubCode::InvokeDartCode_entry()); |
37 const ExternalLabel array_label(StubCode::AllocateArrayEntryPoint()); | 37 __ BranchPatchable(*StubCode::AllocateArray_entry()); |
38 __ BranchPatchable(&array_label); | |
39 } | 38 } |
40 | 39 |
41 | 40 |
42 ASSEMBLER_TEST_RUN(Jump, test) { | 41 ASSEMBLER_TEST_RUN(Jump, test) { |
43 const Code& code = test->code(); | 42 const Code& code = test->code(); |
44 const Instructions& instrs = Instructions::Handle(code.instructions()); | 43 const Instructions& instrs = Instructions::Handle(code.instructions()); |
45 bool status = | 44 bool status = |
46 VirtualMemory::Protect(reinterpret_cast<void*>(instrs.EntryPoint()), | 45 VirtualMemory::Protect(reinterpret_cast<void*>(instrs.EntryPoint()), |
47 instrs.size(), | 46 instrs.size(), |
48 VirtualMemory::kReadWrite); | 47 VirtualMemory::kReadWrite); |
49 EXPECT(status); | 48 EXPECT(status); |
50 JumpPattern jump1(test->entry(), test->code()); | 49 JumpPattern jump1(test->entry(), test->code()); |
51 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 50 EXPECT_EQ(StubCode::InvokeDartCode_entry()->label().address(), |
52 jump1.TargetAddress()); | 51 jump1.TargetAddress()); |
53 JumpPattern jump2(test->entry() + jump1.pattern_length_in_bytes(), | 52 JumpPattern jump2(test->entry() + jump1.pattern_length_in_bytes(), |
54 test->code()); | 53 test->code()); |
55 const Code& array_stub = | 54 const Code& array_stub = |
56 Code::Handle(StubCode::AllocateArray_entry()->code()); | 55 Code::Handle(StubCode::AllocateArray_entry()->code()); |
57 EXPECT_EQ(array_stub.EntryPoint(), jump2.TargetAddress()); | 56 EXPECT_EQ(array_stub.EntryPoint(), jump2.TargetAddress()); |
58 uword target1 = jump1.TargetAddress(); | 57 uword target1 = jump1.TargetAddress(); |
59 uword target2 = jump2.TargetAddress(); | 58 uword target2 = jump2.TargetAddress(); |
60 jump1.SetTargetAddress(target2); | 59 jump1.SetTargetAddress(target2); |
61 jump2.SetTargetAddress(target1); | 60 jump2.SetTargetAddress(target1); |
62 EXPECT_EQ(array_stub.EntryPoint(), jump1.TargetAddress()); | 61 EXPECT_EQ(array_stub.EntryPoint(), jump1.TargetAddress()); |
63 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 62 EXPECT_EQ(StubCode::InvokeDartCode_entry()->label().address(), |
64 jump2.TargetAddress()); | 63 jump2.TargetAddress()); |
65 } | 64 } |
66 | 65 |
67 } // namespace dart | 66 } // namespace dart |
68 | 67 |
69 #endif // defined TARGET_ARCH_MIPS | 68 #endif // defined TARGET_ARCH_MIPS |
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