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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #if V8_TARGET_ARCH_ARM64 | 5 #if V8_TARGET_ARCH_ARM64 |
6 | 6 |
7 #include "src/arm64/frames-arm64.h" | 7 #include "src/arm64/frames-arm64.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/debug/debug.h" | 9 #include "src/debug/debug.h" |
10 #include "src/deoptimizer.h" | 10 #include "src/deoptimizer.h" |
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22 __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, result); | 22 __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, result); |
23 } | 23 } |
24 | 24 |
25 // Load the built-in InternalArray function from the current context. | 25 // Load the built-in InternalArray function from the current context. |
26 static void GenerateLoadInternalArrayFunction(MacroAssembler* masm, | 26 static void GenerateLoadInternalArrayFunction(MacroAssembler* masm, |
27 Register result) { | 27 Register result) { |
28 // Load the InternalArray function from the native context. | 28 // Load the InternalArray function from the native context. |
29 __ LoadNativeContextSlot(Context::INTERNAL_ARRAY_FUNCTION_INDEX, result); | 29 __ LoadNativeContextSlot(Context::INTERNAL_ARRAY_FUNCTION_INDEX, result); |
30 } | 30 } |
31 | 31 |
32 void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id, | 32 void Builtins::Generate_Adaptor(MacroAssembler* masm, Address address, |
33 ExitFrameType exit_frame_type) { | 33 ExitFrameType exit_frame_type) { |
34 // ----------- S t a t e ------------- | 34 // ----------- S t a t e ------------- |
35 // -- x0 : number of arguments excluding receiver | 35 // -- x0 : number of arguments excluding receiver |
36 // -- x1 : target | 36 // -- x1 : target |
37 // -- x3 : new target | 37 // -- x3 : new target |
38 // -- sp[0] : last argument | 38 // -- sp[0] : last argument |
39 // -- ... | 39 // -- ... |
40 // -- sp[4 * (argc - 1)] : first argument | 40 // -- sp[4 * (argc - 1)] : first argument |
41 // -- sp[4 * argc] : receiver | 41 // -- sp[4 * argc] : receiver |
42 // ----------------------------------- | 42 // ----------------------------------- |
43 __ AssertFunction(x1); | 43 __ AssertFunction(x1); |
44 | 44 |
45 // Make sure we operate in the context of the called function (for example | 45 // Make sure we operate in the context of the called function (for example |
46 // ConstructStubs implemented in C++ will be run in the context of the caller | 46 // ConstructStubs implemented in C++ will be run in the context of the caller |
47 // instead of the callee, due to the way that [[Construct]] is defined for | 47 // instead of the callee, due to the way that [[Construct]] is defined for |
48 // ordinary functions). | 48 // ordinary functions). |
49 __ Ldr(cp, FieldMemOperand(x1, JSFunction::kContextOffset)); | 49 __ Ldr(cp, FieldMemOperand(x1, JSFunction::kContextOffset)); |
50 | 50 |
51 // JumpToExternalReference expects x0 to contain the number of arguments | 51 // JumpToExternalReference expects x0 to contain the number of arguments |
52 // including the receiver and the extra arguments. | 52 // including the receiver and the extra arguments. |
53 const int num_extra_args = 3; | 53 const int num_extra_args = 3; |
54 __ Add(x0, x0, num_extra_args + 1); | 54 __ Add(x0, x0, num_extra_args + 1); |
55 | 55 |
56 // Insert extra arguments. | 56 // Insert extra arguments. |
57 __ SmiTag(x0); | 57 __ SmiTag(x0); |
58 __ Push(x0, x1, x3); | 58 __ Push(x0, x1, x3); |
59 __ SmiUntag(x0); | 59 __ SmiUntag(x0); |
60 | 60 |
61 __ JumpToExternalReference(ExternalReference(id, masm->isolate()), | 61 __ JumpToExternalReference(ExternalReference(address, masm->isolate()), |
62 exit_frame_type == BUILTIN_EXIT); | 62 exit_frame_type == BUILTIN_EXIT); |
63 } | 63 } |
64 | 64 |
65 void Builtins::Generate_InternalArrayCode(MacroAssembler* masm) { | 65 void Builtins::Generate_InternalArrayCode(MacroAssembler* masm) { |
66 // ----------- S t a t e ------------- | 66 // ----------- S t a t e ------------- |
67 // -- x0 : number of arguments | 67 // -- x0 : number of arguments |
68 // -- lr : return address | 68 // -- lr : return address |
69 // -- sp[...]: constructor arguments | 69 // -- sp[...]: constructor arguments |
70 // ----------------------------------- | 70 // ----------------------------------- |
71 ASM_LOCATION("Builtins::Generate_InternalArrayCode"); | 71 ASM_LOCATION("Builtins::Generate_InternalArrayCode"); |
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2999 __ Unreachable(); | 2999 __ Unreachable(); |
3000 } | 3000 } |
3001 } | 3001 } |
3002 | 3002 |
3003 #undef __ | 3003 #undef __ |
3004 | 3004 |
3005 } // namespace internal | 3005 } // namespace internal |
3006 } // namespace v8 | 3006 } // namespace v8 |
3007 | 3007 |
3008 #endif // V8_TARGET_ARCH_ARM | 3008 #endif // V8_TARGET_ARCH_ARM |
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