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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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1469 __ Sub(result.W(), length, index); | 1469 __ Sub(result.W(), length, index); |
1470 __ Add(result.W(), result.W(), 1); | 1470 __ Add(result.W(), result.W(), 1); |
1471 __ Ldr(result, MemOperand(arguments, result, UXTW, kPointerSizeLog2)); | 1471 __ Ldr(result, MemOperand(arguments, result, UXTW, kPointerSizeLog2)); |
1472 } | 1472 } |
1473 } | 1473 } |
1474 | 1474 |
1475 | 1475 |
1476 void LCodeGen::DoAddE(LAddE* instr) { | 1476 void LCodeGen::DoAddE(LAddE* instr) { |
1477 Register result = ToRegister(instr->result()); | 1477 Register result = ToRegister(instr->result()); |
1478 Register left = ToRegister(instr->left()); | 1478 Register left = ToRegister(instr->left()); |
1479 Operand right = (instr->right()->IsConstantOperand()) | 1479 Operand right = Operand(x0); // Dummy initialization. |
1480 ? ToInteger32(LConstantOperand::cast(instr->right())) | 1480 if (instr->hydrogen()->external_add_type() == AddOfExternalAndTagged) { |
1481 : Operand(ToRegister32(instr->right()), SXTW); | 1481 right = Operand(ToRegister(instr->right())); |
| 1482 } else if (instr->right()->IsConstantOperand()) { |
| 1483 right = ToInteger32(LConstantOperand::cast(instr->right())); |
| 1484 } else { |
| 1485 right = Operand(ToRegister32(instr->right()), SXTW); |
| 1486 } |
1482 | 1487 |
1483 DCHECK(!instr->hydrogen()->CheckFlag(HValue::kCanOverflow)); | 1488 DCHECK(!instr->hydrogen()->CheckFlag(HValue::kCanOverflow)); |
1484 __ Add(result, left, right); | 1489 __ Add(result, left, right); |
1485 } | 1490 } |
1486 | 1491 |
1487 | 1492 |
1488 void LCodeGen::DoAddI(LAddI* instr) { | 1493 void LCodeGen::DoAddI(LAddI* instr) { |
1489 bool can_overflow = instr->hydrogen()->CheckFlag(HValue::kCanOverflow); | 1494 bool can_overflow = instr->hydrogen()->CheckFlag(HValue::kCanOverflow); |
1490 Register result = ToRegister32(instr->result()); | 1495 Register result = ToRegister32(instr->result()); |
1491 Register left = ToRegister32(instr->left()); | 1496 Register left = ToRegister32(instr->left()); |
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6167 Handle<ScopeInfo> scope_info = instr->scope_info(); | 6172 Handle<ScopeInfo> scope_info = instr->scope_info(); |
6168 __ Push(scope_info); | 6173 __ Push(scope_info); |
6169 __ Push(ToRegister(instr->function())); | 6174 __ Push(ToRegister(instr->function())); |
6170 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6175 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
6171 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6176 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6172 } | 6177 } |
6173 | 6178 |
6174 | 6179 |
6175 } // namespace internal | 6180 } // namespace internal |
6176 } // namespace v8 | 6181 } // namespace v8 |
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