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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" |
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63 | 63 |
64 void CodePatcher::PatchPoolPointerCallAt(uword return_address, | 64 void CodePatcher::PatchPoolPointerCallAt(uword return_address, |
65 const Code& code, | 65 const Code& code, |
66 const Code& new_target) { | 66 const Code& new_target) { |
67 ASSERT(code.ContainsInstructionAt(return_address)); | 67 ASSERT(code.ContainsInstructionAt(return_address)); |
68 PoolPointerCall call(return_address, code); | 68 PoolPointerCall call(return_address, code); |
69 call.SetTarget(new_target); | 69 call.SetTarget(new_target); |
70 } | 70 } |
71 | 71 |
72 | 72 |
73 void CodePatcher::InsertDeoptimizationCallAt(uword start) { | 73 void CodePatcher::InsertDeoptimizationCallAt(uword start, uword target) { |
74 UNREACHABLE(); | 74 // The inserted call should not overlap the lazy deopt jump code. |
| 75 ASSERT(start + CallPattern::kDeoptCallLengthInBytes <= target); |
| 76 CallPattern::InsertDeoptCallAt(start, target); |
75 } | 77 } |
76 | 78 |
77 | 79 |
78 RawCode* CodePatcher::GetInstanceCallAt(uword return_address, | 80 RawCode* CodePatcher::GetInstanceCallAt(uword return_address, |
79 const Code& code, | 81 const Code& code, |
80 ICData* ic_data) { | 82 ICData* ic_data) { |
81 ASSERT(code.ContainsInstructionAt(return_address)); | 83 ASSERT(code.ContainsInstructionAt(return_address)); |
82 CallPattern call(return_address, code); | 84 CallPattern call(return_address, code); |
83 if (ic_data != NULL) { | 85 if (ic_data != NULL) { |
84 *ic_data = call.IcData(); | 86 *ic_data = call.IcData(); |
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150 NativeFunction* target) { | 152 NativeFunction* target) { |
151 ASSERT(code.ContainsInstructionAt(return_address)); | 153 ASSERT(code.ContainsInstructionAt(return_address)); |
152 NativeCallPattern call(return_address, code); | 154 NativeCallPattern call(return_address, code); |
153 *target = call.native_function(); | 155 *target = call.native_function(); |
154 return call.target(); | 156 return call.target(); |
155 } | 157 } |
156 | 158 |
157 } // namespace dart | 159 } // namespace dart |
158 | 160 |
159 #endif // defined TARGET_ARCH_ARM64 | 161 #endif // defined TARGET_ARCH_ARM64 |
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