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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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_X64) | 6 #if defined(TARGET_ARCH_X64) |
7 | 7 |
8 #include "vm/debugger.h" | 8 #include "vm/debugger.h" |
9 | 9 |
10 #include "vm/assembler.h" | 10 #include "vm/assembler.h" |
11 #include "vm/cpu.h" | 11 #include "vm/cpu.h" |
12 #include "vm/stub_code.h" | 12 #include "vm/stub_code.h" |
13 | 13 |
14 namespace dart { | 14 namespace dart { |
15 | 15 |
16 // TODO(hausner): Handle captured variables. | |
17 RawInstance* ActivationFrame::GetLocalVarValue(intptr_t slot_index) { | |
18 uword var_address = fp() + slot_index * kWordSize; | |
19 return reinterpret_cast<RawInstance*>( | |
20 *reinterpret_cast<uword*>(var_address)); | |
21 } | |
22 | |
23 | |
24 RawInstance* ActivationFrame::GetInstanceCallReceiver( | 16 RawInstance* ActivationFrame::GetInstanceCallReceiver( |
25 intptr_t num_actual_args) { | 17 intptr_t num_actual_args) { |
26 ASSERT(num_actual_args > 0); // At minimum we have a receiver on the stack. | 18 ASSERT(num_actual_args > 0); // At minimum we have a receiver on the stack. |
27 // Stack pointer points to last argument that was pushed on the stack. | 19 // Stack pointer points to last argument that was pushed on the stack. |
28 uword receiver_addr = sp() + ((num_actual_args - 1) * kWordSize); | 20 uword receiver_addr = sp() + ((num_actual_args - 1) * kWordSize); |
29 return reinterpret_cast<RawInstance*>( | 21 return reinterpret_cast<RawInstance*>( |
30 *reinterpret_cast<uword*>(receiver_addr)); | 22 *reinterpret_cast<uword*>(receiver_addr)); |
31 } | 23 } |
32 | 24 |
33 | 25 |
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72 | 64 |
73 assembler.ReturnPatchable(); | 65 assembler.ReturnPatchable(); |
74 assembler.FinalizeInstructions(code_region); | 66 assembler.FinalizeInstructions(code_region); |
75 | 67 |
76 CPU::FlushICache(pc_ - 13, 13); | 68 CPU::FlushICache(pc_ - 13, 13); |
77 } | 69 } |
78 | 70 |
79 } // namespace dart | 71 } // namespace dart |
80 | 72 |
81 #endif // defined TARGET_ARCH_X64 | 73 #endif // defined TARGET_ARCH_X64 |
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