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| 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "src/v8.h" |
| 6 |
| 7 #if V8_TARGET_ARCH_ARM64 |
| 8 |
| 9 #include "src/ic/access-compiler.h" |
| 10 |
| 11 namespace v8 { |
| 12 namespace internal { |
| 13 |
| 14 #define __ ACCESS_MASM(masm) |
| 15 |
| 16 |
| 17 void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm, |
| 18 Handle<Code> code) { |
| 19 __ Jump(code, RelocInfo::CODE_TARGET); |
| 20 } |
| 21 |
| 22 |
| 23 // TODO(all): The so-called scratch registers are significant in some cases. For |
| 24 // example, PropertyAccessCompiler::keyed_store_calling_convention()[3] (x3) is |
| 25 // actually |
| 26 // used for KeyedStoreCompiler::transition_map(). We should verify which |
| 27 // registers are actually scratch registers, and which are important. For now, |
| 28 // we use the same assignments as ARM to remain on the safe side. |
| 29 |
| 30 Register* PropertyAccessCompiler::load_calling_convention() { |
| 31 // receiver, name, scratch1, scratch2, scratch3, scratch4. |
| 32 Register receiver = LoadIC::ReceiverRegister(); |
| 33 Register name = LoadIC::NameRegister(); |
| 34 static Register registers[] = {receiver, name, x3, x0, x4, x5}; |
| 35 return registers; |
| 36 } |
| 37 |
| 38 |
| 39 Register* PropertyAccessCompiler::store_calling_convention() { |
| 40 // receiver, value, scratch1, scratch2, scratch3. |
| 41 Register receiver = StoreIC::ReceiverRegister(); |
| 42 Register name = StoreIC::NameRegister(); |
| 43 DCHECK(x3.is(KeyedStoreIC::MapRegister())); |
| 44 static Register registers[] = {receiver, name, x3, x4, x5}; |
| 45 return registers; |
| 46 } |
| 47 |
| 48 |
| 49 #undef __ |
| 50 } |
| 51 } // namespace v8::internal |
| 52 |
| 53 #endif // V8_TARGET_ARCH_ARM64 |
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