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Issue 1989523002: PPC/S390: [es6] Reintroduce the instanceof operator in the backends. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 7 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 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 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/crankshaft/ppc/lithium-codegen-ppc.h" 5 #include "src/crankshaft/ppc/lithium-codegen-ppc.h"
6 6
7 #include "src/base/bits.h" 7 #include "src/base/bits.h"
8 #include "src/code-factory.h" 8 #include "src/code-factory.h"
9 #include "src/code-stubs.h" 9 #include "src/code-stubs.h"
10 #include "src/crankshaft/hydrogen-osr.h" 10 #include "src/crankshaft/hydrogen-osr.h"
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2544 void LCodeGen::DoCmpMapAndBranch(LCmpMapAndBranch* instr) { 2544 void LCodeGen::DoCmpMapAndBranch(LCmpMapAndBranch* instr) {
2545 Register reg = ToRegister(instr->value()); 2545 Register reg = ToRegister(instr->value());
2546 Register temp = ToRegister(instr->temp()); 2546 Register temp = ToRegister(instr->temp());
2547 2547
2548 __ LoadP(temp, FieldMemOperand(reg, HeapObject::kMapOffset)); 2548 __ LoadP(temp, FieldMemOperand(reg, HeapObject::kMapOffset));
2549 __ Cmpi(temp, Operand(instr->map()), r0); 2549 __ Cmpi(temp, Operand(instr->map()), r0);
2550 EmitBranch(instr, eq); 2550 EmitBranch(instr, eq);
2551 } 2551 }
2552 2552
2553 2553
2554 void LCodeGen::DoInstanceOf(LInstanceOf* instr) {
2555 DCHECK(ToRegister(instr->context()).is(cp));
2556 DCHECK(ToRegister(instr->left()).is(InstanceOfDescriptor::LeftRegister()));
2557 DCHECK(ToRegister(instr->right()).is(InstanceOfDescriptor::RightRegister()));
2558 DCHECK(ToRegister(instr->result()).is(r3));
2559 InstanceOfStub stub(isolate());
2560 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
2561 }
2562
2563
2564 void LCodeGen::DoHasInPrototypeChainAndBranch( 2554 void LCodeGen::DoHasInPrototypeChainAndBranch(
2565 LHasInPrototypeChainAndBranch* instr) { 2555 LHasInPrototypeChainAndBranch* instr) {
2566 Register const object = ToRegister(instr->object()); 2556 Register const object = ToRegister(instr->object());
2567 Register const object_map = scratch0(); 2557 Register const object_map = scratch0();
2568 Register const object_instance_type = ip; 2558 Register const object_instance_type = ip;
2569 Register const object_prototype = object_map; 2559 Register const object_prototype = object_map;
2570 Register const prototype = ToRegister(instr->prototype()); 2560 Register const prototype = ToRegister(instr->prototype());
2571 2561
2572 // The {object} must be a spec object. It's sufficient to know that {object} 2562 // The {object} must be a spec object. It's sufficient to know that {object}
2573 // is not a smi, since all other non-spec objects have {null} prototypes and 2563 // is not a smi, since all other non-spec objects have {null} prototypes and
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5833 __ LoadP(result, 5823 __ LoadP(result,
5834 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize)); 5824 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize));
5835 __ bind(deferred->exit()); 5825 __ bind(deferred->exit());
5836 __ bind(&done); 5826 __ bind(&done);
5837 } 5827 }
5838 5828
5839 #undef __ 5829 #undef __
5840 5830
5841 } // namespace internal 5831 } // namespace internal
5842 } // namespace v8 5832 } // namespace v8
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