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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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992 // frames.h for its layout. | 992 // frames.h for its layout. |
993 void Builtins::Generate_InterpreterEntryTrampoline(MacroAssembler* masm) { | 993 void Builtins::Generate_InterpreterEntryTrampoline(MacroAssembler* masm) { |
994 // Open a frame scope to indicate that there is a frame on the stack. The | 994 // Open a frame scope to indicate that there is a frame on the stack. The |
995 // MANUAL indicates that the scope shouldn't actually generate code to set up | 995 // MANUAL indicates that the scope shouldn't actually generate code to set up |
996 // the frame (that is done below). | 996 // the frame (that is done below). |
997 FrameScope frame_scope(masm, StackFrame::MANUAL); | 997 FrameScope frame_scope(masm, StackFrame::MANUAL); |
998 __ Push(lr, fp, cp, x1); | 998 __ Push(lr, fp, cp, x1); |
999 __ Add(fp, jssp, StandardFrameConstants::kFixedFrameSizeFromFp); | 999 __ Add(fp, jssp, StandardFrameConstants::kFixedFrameSizeFromFp); |
1000 __ Push(x3); | 1000 __ Push(x3); |
1001 | 1001 |
| 1002 // Push dispatch table pointer. |
| 1003 __ Mov(x0, Operand(ExternalReference::interpreter_dispatch_table_address( |
| 1004 masm->isolate()))); |
| 1005 __ Push(x0); |
1002 // Push zero for bytecode array offset. | 1006 // Push zero for bytecode array offset. |
1003 __ Mov(x0, Operand(0)); | 1007 __ Mov(x0, Operand(0)); |
1004 __ Push(x0); | 1008 __ Push(x0); |
1005 | 1009 |
1006 // Get the bytecode array from the function object and load the pointer to the | 1010 // Get the bytecode array from the function object and load the pointer to the |
1007 // first entry into kInterpreterBytecodeRegister. | 1011 // first entry into kInterpreterBytecodeRegister. |
1008 __ Ldr(x0, FieldMemOperand(x1, JSFunction::kSharedFunctionInfoOffset)); | 1012 __ Ldr(x0, FieldMemOperand(x1, JSFunction::kSharedFunctionInfoOffset)); |
1009 __ Ldr(kInterpreterBytecodeArrayRegister, | 1013 __ Ldr(kInterpreterBytecodeArrayRegister, |
1010 FieldMemOperand(x0, SharedFunctionInfo::kFunctionDataOffset)); | 1014 FieldMemOperand(x0, SharedFunctionInfo::kFunctionDataOffset)); |
1011 | 1015 |
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2819 } | 2823 } |
2820 } | 2824 } |
2821 | 2825 |
2822 | 2826 |
2823 #undef __ | 2827 #undef __ |
2824 | 2828 |
2825 } // namespace internal | 2829 } // namespace internal |
2826 } // namespace v8 | 2830 } // namespace v8 |
2827 | 2831 |
2828 #endif // V8_TARGET_ARCH_ARM | 2832 #endif // V8_TARGET_ARCH_ARM |
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