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| 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 |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 #ifndef VM_STACK_FRAME_X64_H_ |
| 6 #define VM_STACK_FRAME_X64_H_ |
| 7 |
| 8 namespace dart { |
| 9 |
| 10 /* X64 Dart Frame Layout |
| 11 |
| 12 | | <- TOS |
| 13 Callee frame | ... | |
| 14 | current ret addr | (PC of current frame) |
| 15 +-------------------+ |
| 16 Current frame | ... | <- RSP of current frame |
| 17 | first local | |
| 18 | PC Marker | (current frame's code entry) |
| 19 | caller's RBP | <- RBP of current frame |
| 20 | caller's ret addr | (PC of caller frame) |
| 21 +-------------------+ |
| 22 Caller frame | last parameter | |
| 23 | ... | |
| 24 */ |
| 25 |
| 26 static const int kLastParamSlotIndex = 2; // From fp. |
| 27 static const int kFirstLocalSlotIndex = -2; // From fp. |
| 28 static const int kPcSlotIndexFromSp = -1; |
| 29 |
| 30 } // namespace dart |
| 31 |
| 32 #endif // VM_STACK_FRAME_X64_H_ |
| 33 |
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