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Side by Side Diff: runtime/vm/code_patcher_arm64.cc

Issue 2481873005: clang-format runtime/vm (Closed)
Patch Set: Merge Created 4 years, 1 month ago
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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2014, 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_ARM64. 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM64.
6 #if defined(TARGET_ARCH_ARM64) 6 #if defined(TARGET_ARCH_ARM64)
7 7
8 #include "vm/code_patcher.h" 8 #include "vm/code_patcher.h"
9 #include "vm/cpu.h" 9 #include "vm/cpu.h"
10 #include "vm/instructions.h" 10 #include "vm/instructions.h"
11 #include "vm/object.h" 11 #include "vm/object.h"
12 12
13 namespace dart { 13 namespace dart {
14 14
15 class PoolPointerCall : public ValueObject { 15 class PoolPointerCall : public ValueObject {
16 public: 16 public:
17 PoolPointerCall(uword pc, const Code& code) 17 PoolPointerCall(uword pc, const Code& code)
18 : end_(pc), 18 : end_(pc), object_pool_(ObjectPool::Handle(code.GetObjectPool())) {
19 object_pool_(ObjectPool::Handle(code.GetObjectPool())) {
20 // Last instruction: blr ip0. 19 // Last instruction: blr ip0.
21 ASSERT(*(reinterpret_cast<uint32_t*>(end_) - 1) == 0xd63f0200); 20 ASSERT(*(reinterpret_cast<uint32_t*>(end_) - 1) == 0xd63f0200);
22 InstructionPattern::DecodeLoadWordFromPool( 21 InstructionPattern::DecodeLoadWordFromPool(end_ - 2 * Instr::kInstrSize,
23 end_ - 2 * Instr::kInstrSize, &reg_, &index_); 22 &reg_, &index_);
24 } 23 }
25 24
26 intptr_t pp_index() const { 25 intptr_t pp_index() const { return index_; }
27 return index_;
28 }
29 26
30 RawCode* Target() const { 27 RawCode* Target() const {
31 return reinterpret_cast<RawCode*>(object_pool_.ObjectAt(pp_index())); 28 return reinterpret_cast<RawCode*>(object_pool_.ObjectAt(pp_index()));
32 } 29 }
33 30
34 void SetTarget(const Code& target) const { 31 void SetTarget(const Code& target) const {
35 object_pool_.SetObjectAt(pp_index(), target); 32 object_pool_.SetObjectAt(pp_index(), target);
36 // No need to flush the instruction cache, since the code is not modified. 33 // No need to flush the instruction cache, since the code is not modified.
37 } 34 }
38 35
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87 } 84 }
88 85
89 86
90 intptr_t CodePatcher::InstanceCallSizeInBytes() { 87 intptr_t CodePatcher::InstanceCallSizeInBytes() {
91 // The instance call instruction sequence has a variable size on ARM64. 88 // The instance call instruction sequence has a variable size on ARM64.
92 UNREACHABLE(); 89 UNREACHABLE();
93 return 0; 90 return 0;
94 } 91 }
95 92
96 93
97 RawFunction* CodePatcher::GetUnoptimizedStaticCallAt( 94 RawFunction* CodePatcher::GetUnoptimizedStaticCallAt(uword return_address,
98 uword return_address, const Code& code, ICData* ic_data_result) { 95 const Code& code,
96 ICData* ic_data_result) {
99 ASSERT(code.ContainsInstructionAt(return_address)); 97 ASSERT(code.ContainsInstructionAt(return_address));
100 CallPattern static_call(return_address, code); 98 CallPattern static_call(return_address, code);
101 ICData& ic_data = ICData::Handle(); 99 ICData& ic_data = ICData::Handle();
102 ic_data ^= static_call.IcData(); 100 ic_data ^= static_call.IcData();
103 if (ic_data_result != NULL) { 101 if (ic_data_result != NULL) {
104 *ic_data_result = ic_data.raw(); 102 *ic_data_result = ic_data.raw();
105 } 103 }
106 return ic_data.GetTargetAt(0); 104 return ic_data.GetTargetAt(0);
107 } 105 }
108 106
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150 NativeFunction* target) { 148 NativeFunction* target) {
151 ASSERT(code.ContainsInstructionAt(return_address)); 149 ASSERT(code.ContainsInstructionAt(return_address));
152 NativeCallPattern call(return_address, code); 150 NativeCallPattern call(return_address, code);
153 *target = call.native_function(); 151 *target = call.native_function();
154 return call.target(); 152 return call.target();
155 } 153 }
156 154
157 } // namespace dart 155 } // namespace dart
158 156
159 #endif // defined TARGET_ARCH_ARM64 157 #endif // defined TARGET_ARCH_ARM64
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