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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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| 44 // -- sp[4 * argc] : receiver | 44 // -- sp[4 * argc] : receiver |
| 45 // ----------------------------------- | 45 // ----------------------------------- |
| 46 __ AssertFunction(x1); | 46 __ AssertFunction(x1); |
| 47 | 47 |
| 48 // Make sure we operate in the context of the called function (for example | 48 // Make sure we operate in the context of the called function (for example |
| 49 // ConstructStubs implemented in C++ will be run in the context of the caller | 49 // ConstructStubs implemented in C++ will be run in the context of the caller |
| 50 // instead of the callee, due to the way that [[Construct]] is defined for | 50 // instead of the callee, due to the way that [[Construct]] is defined for |
| 51 // ordinary functions). | 51 // ordinary functions). |
| 52 __ Ldr(cp, FieldMemOperand(x1, JSFunction::kContextOffset)); | 52 __ Ldr(cp, FieldMemOperand(x1, JSFunction::kContextOffset)); |
| 53 | 53 |
| 54 // Insert extra arguments. | |
| 55 const int num_extra_args = 2; | |
| 56 __ Push(x1, x3); | |
| 57 | |
| 58 // JumpToExternalReference expects x0 to contain the number of arguments | 54 // JumpToExternalReference expects x0 to contain the number of arguments |
| 59 // including the receiver and the extra arguments. | 55 // including the receiver and the extra arguments. |
| 56 const int num_extra_args = 3; |
| 60 __ Add(x0, x0, num_extra_args + 1); | 57 __ Add(x0, x0, num_extra_args + 1); |
| 61 | 58 |
| 59 // Insert extra arguments. |
| 60 __ SmiTag(x0); |
| 61 __ Push(x0, x1, x3); |
| 62 __ SmiUntag(x0); |
| 63 |
| 62 __ JumpToExternalReference(ExternalReference(id, masm->isolate()), | 64 __ JumpToExternalReference(ExternalReference(id, masm->isolate()), |
| 63 exit_frame_type == BUILTIN_EXIT); | 65 exit_frame_type == BUILTIN_EXIT); |
| 64 } | 66 } |
| 65 | 67 |
| 66 | 68 |
| 67 void Builtins::Generate_InternalArrayCode(MacroAssembler* masm) { | 69 void Builtins::Generate_InternalArrayCode(MacroAssembler* masm) { |
| 68 // ----------- S t a t e ------------- | 70 // ----------- S t a t e ------------- |
| 69 // -- x0 : number of arguments | 71 // -- x0 : number of arguments |
| 70 // -- lr : return address | 72 // -- lr : return address |
| 71 // -- sp[...]: constructor arguments | 73 // -- sp[...]: constructor arguments |
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| 3001 } | 3003 } |
| 3002 } | 3004 } |
| 3003 | 3005 |
| 3004 | 3006 |
| 3005 #undef __ | 3007 #undef __ |
| 3006 | 3008 |
| 3007 } // namespace internal | 3009 } // namespace internal |
| 3008 } // namespace v8 | 3010 } // namespace v8 |
| 3009 | 3011 |
| 3010 #endif // V8_TARGET_ARCH_ARM | 3012 #endif // V8_TARGET_ARCH_ARM |
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