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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/arm64/lithium-codegen-arm64.h" | 7 #include "src/arm64/lithium-codegen-arm64.h" |
8 #include "src/arm64/lithium-gap-resolver-arm64.h" | 8 #include "src/arm64/lithium-gap-resolver-arm64.h" |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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4759 Register stack_pointer = masm()->StackPointer(); | 4759 Register stack_pointer = masm()->StackPointer(); |
4760 __ Mov(stack_pointer, fp); | 4760 __ Mov(stack_pointer, fp); |
4761 no_frame_start = masm_->pc_offset(); | 4761 no_frame_start = masm_->pc_offset(); |
4762 __ Pop(fp, lr); | 4762 __ Pop(fp, lr); |
4763 } | 4763 } |
4764 | 4764 |
4765 if (instr->has_constant_parameter_count()) { | 4765 if (instr->has_constant_parameter_count()) { |
4766 int parameter_count = ToInteger32(instr->constant_parameter_count()); | 4766 int parameter_count = ToInteger32(instr->constant_parameter_count()); |
4767 __ Drop(parameter_count + 1); | 4767 __ Drop(parameter_count + 1); |
4768 } else { | 4768 } else { |
| 4769 DCHECK(info()->IsStub()); // Functions would need to drop one more value. |
4769 Register parameter_count = ToRegister(instr->parameter_count()); | 4770 Register parameter_count = ToRegister(instr->parameter_count()); |
4770 __ DropBySMI(parameter_count); | 4771 __ DropBySMI(parameter_count); |
4771 } | 4772 } |
4772 __ Ret(); | 4773 __ Ret(); |
4773 | 4774 |
4774 if (no_frame_start != -1) { | 4775 if (no_frame_start != -1) { |
4775 info_->AddNoFrameRange(no_frame_start, masm_->pc_offset()); | 4776 info_->AddNoFrameRange(no_frame_start, masm_->pc_offset()); |
4776 } | 4777 } |
4777 } | 4778 } |
4778 | 4779 |
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6036 Handle<ScopeInfo> scope_info = instr->scope_info(); | 6037 Handle<ScopeInfo> scope_info = instr->scope_info(); |
6037 __ Push(scope_info); | 6038 __ Push(scope_info); |
6038 __ Push(ToRegister(instr->function())); | 6039 __ Push(ToRegister(instr->function())); |
6039 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6040 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
6040 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6041 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6041 } | 6042 } |
6042 | 6043 |
6043 | 6044 |
6044 | 6045 |
6045 } } // namespace v8::internal | 6046 } } // namespace v8::internal |
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