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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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_IA32) | 6 #if defined(TARGET_ARCH_IA32) |
| 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/object.h" | 10 #include "vm/object.h" |
| 11 #include "vm/stub_code.h" | 11 #include "vm/stub_code.h" |
| 12 #include "vm/unit_test.h" | 12 #include "vm/unit_test.h" |
| 13 #include "vm/virtual_memory.h" | 13 #include "vm/virtual_memory.h" |
| 14 | 14 |
| 15 namespace dart { | 15 namespace dart { |
| 16 | 16 |
| 17 #define __ assembler-> | 17 #define __ assembler-> |
| 18 | 18 |
| 19 ASSEMBLER_TEST_GENERATE(Call, assembler) { | 19 ASSEMBLER_TEST_GENERATE(Call, assembler) { |
| 20 __ call(&StubCode::InvokeDartCodeLabel()); | 20 StubCode* stub_code = Isolate::Current()->stub_code(); |
| 21 __ call(&stub_code->InvokeDartCodeLabel()); |
| 21 __ ret(); | 22 __ ret(); |
| 22 } | 23 } |
| 23 | 24 |
| 24 | 25 |
| 25 ASSEMBLER_TEST_RUN(Call, test) { | 26 ASSEMBLER_TEST_RUN(Call, test) { |
| 27 StubCode* stub_code = Isolate::Current()->stub_code(); |
| 26 CallPattern call(test->entry()); | 28 CallPattern call(test->entry()); |
| 27 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 29 EXPECT_EQ(stub_code->InvokeDartCodeLabel().address(), |
| 28 call.TargetAddress()); | 30 call.TargetAddress()); |
| 29 } | 31 } |
| 30 | 32 |
| 31 | 33 |
| 32 ASSEMBLER_TEST_GENERATE(Jump, assembler) { | 34 ASSEMBLER_TEST_GENERATE(Jump, assembler) { |
| 33 __ jmp(&StubCode::InvokeDartCodeLabel()); | 35 StubCode* stub_code = Isolate::Current()->stub_code(); |
| 34 __ jmp(&StubCode::AllocateArrayLabel()); | 36 __ jmp(&stub_code->InvokeDartCodeLabel()); |
| 37 __ jmp(&stub_code->AllocateArrayLabel()); |
| 35 __ ret(); | 38 __ ret(); |
| 36 } | 39 } |
| 37 | 40 |
| 38 | 41 |
| 39 ASSEMBLER_TEST_RUN(Jump, test) { | 42 ASSEMBLER_TEST_RUN(Jump, test) { |
| 40 const Code& code = test->code(); | 43 const Code& code = test->code(); |
| 41 const Instructions& instrs = Instructions::Handle(code.instructions()); | 44 const Instructions& instrs = Instructions::Handle(code.instructions()); |
| 45 StubCode* stub_code = Isolate::Current()->stub_code(); |
| 42 bool status = | 46 bool status = |
| 43 VirtualMemory::Protect(reinterpret_cast<void*>(instrs.EntryPoint()), | 47 VirtualMemory::Protect(reinterpret_cast<void*>(instrs.EntryPoint()), |
| 44 instrs.size(), | 48 instrs.size(), |
| 45 VirtualMemory::kReadWrite); | 49 VirtualMemory::kReadWrite); |
| 46 EXPECT(status); | 50 EXPECT(status); |
| 47 JumpPattern jump1(test->entry(), test->code()); | 51 JumpPattern jump1(test->entry(), test->code()); |
| 48 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 52 EXPECT_EQ(stub_code->InvokeDartCodeLabel().address(), |
| 49 jump1.TargetAddress()); | 53 jump1.TargetAddress()); |
| 50 JumpPattern jump2(test->entry() + jump1.pattern_length_in_bytes(), | 54 JumpPattern jump2(test->entry() + jump1.pattern_length_in_bytes(), |
| 51 test->code()); | 55 test->code()); |
| 52 EXPECT_EQ(StubCode::AllocateArrayLabel().address(), | 56 EXPECT_EQ(stub_code->AllocateArrayLabel().address(), |
| 53 jump2.TargetAddress()); | 57 jump2.TargetAddress()); |
| 54 uword target1 = jump1.TargetAddress(); | 58 uword target1 = jump1.TargetAddress(); |
| 55 uword target2 = jump2.TargetAddress(); | 59 uword target2 = jump2.TargetAddress(); |
| 56 jump1.SetTargetAddress(target2); | 60 jump1.SetTargetAddress(target2); |
| 57 jump2.SetTargetAddress(target1); | 61 jump2.SetTargetAddress(target1); |
| 58 EXPECT_EQ(StubCode::AllocateArrayLabel().address(), | 62 EXPECT_EQ(stub_code->AllocateArrayLabel().address(), |
| 59 jump1.TargetAddress()); | 63 jump1.TargetAddress()); |
| 60 EXPECT_EQ(StubCode::InvokeDartCodeLabel().address(), | 64 EXPECT_EQ(stub_code->InvokeDartCodeLabel().address(), |
| 61 jump2.TargetAddress()); | 65 jump2.TargetAddress()); |
| 62 } | 66 } |
| 63 | 67 |
| 64 } // namespace dart | 68 } // namespace dart |
| 65 | 69 |
| 66 #endif // defined TARGET_ARCH_IA32 | 70 #endif // defined TARGET_ARCH_IA32 |
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