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Issue 2481873005: clang-format runtime/vm (Closed)
Patch Set: Merge Created 4 years, 1 month ago
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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" // Needed here to get TARGET_ARCH_X64. 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64.
6 #if defined(TARGET_ARCH_X64) 6 #if defined(TARGET_ARCH_X64)
7 7
8 #include "vm/instructions.h" 8 #include "vm/instructions.h"
9 #include "vm/instructions_x64.h" 9 #include "vm/instructions_x64.h"
10 10
11 #include "vm/cpu.h" 11 #include "vm/cpu.h"
12 #include "vm/constants_x64.h" 12 #include "vm/constants_x64.h"
13 #include "vm/object.h" 13 #include "vm/object.h"
14 14
15 namespace dart { 15 namespace dart {
16 16
17 bool DecodeLoadObjectFromPoolOrThread(uword pc, 17 bool DecodeLoadObjectFromPoolOrThread(uword pc, const Code& code, Object* obj) {
18 const Code& code,
19 Object* obj) {
20 ASSERT(code.ContainsInstructionAt(pc)); 18 ASSERT(code.ContainsInstructionAt(pc));
21 19
22 uint8_t* bytes = reinterpret_cast<uint8_t*>(pc); 20 uint8_t* bytes = reinterpret_cast<uint8_t*>(pc);
23 21
24 COMPILE_ASSERT(PP == R15); 22 COMPILE_ASSERT(PP == R15);
25 if ((bytes[0] == 0x49) || (bytes[0] == 0x4d)) { 23 if ((bytes[0] == 0x49) || (bytes[0] == 0x4d)) {
26 if ((bytes[1] == 0x8b) || (bytes[1] == 0x3b)) { // movq, cmpq 24 if ((bytes[1] == 0x8b) || (bytes[1] == 0x3b)) { // movq, cmpq
27 if ((bytes[2] & 0xc7) == (0x80 | (PP & 7))) { // [r15+disp32] 25 if ((bytes[2] & 0xc7) == (0x80 | (PP & 7))) { // [r15+disp32]
28 intptr_t index = IndexFromPPLoad(pc + 3); 26 intptr_t index = IndexFromPPLoad(pc + 3);
29 const ObjectPool& pool = ObjectPool::Handle(code.object_pool()); 27 const ObjectPool& pool = ObjectPool::Handle(code.object_pool());
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61 uint8_t offset = *reinterpret_cast<uint8_t*>(pc + 3); 59 uint8_t offset = *reinterpret_cast<uint8_t*>(pc + 3);
62 return Thread::ObjectAtOffset(offset, obj); 60 return Thread::ObjectAtOffset(offset, obj);
63 } 61 }
64 62
65 return false; 63 return false;
66 } 64 }
67 65
68 } // namespace dart 66 } // namespace dart
69 67
70 #endif // defined TARGET_ARCH_X64 68 #endif // defined TARGET_ARCH_X64
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