OLD | NEW |
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/compiler/instruction-selector-impl.h" | 5 #include "src/compiler/instruction-selector-impl.h" |
6 #include "src/compiler/node-matchers.h" | 6 #include "src/compiler/node-matchers.h" |
7 #include "src/compiler/node-properties.h" | 7 #include "src/compiler/node-properties.h" |
8 | 8 |
9 namespace v8 { | 9 namespace v8 { |
10 namespace internal { | 10 namespace internal { |
(...skipping 1556 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1567 void InstructionSelector::VisitFloat32RoundTiesEven(Node* node) { | 1567 void InstructionSelector::VisitFloat32RoundTiesEven(Node* node) { |
1568 VisitRR(this, kArm64Float32RoundTiesEven, node); | 1568 VisitRR(this, kArm64Float32RoundTiesEven, node); |
1569 } | 1569 } |
1570 | 1570 |
1571 | 1571 |
1572 void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) { | 1572 void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) { |
1573 VisitRR(this, kArm64Float64RoundTiesEven, node); | 1573 VisitRR(this, kArm64Float64RoundTiesEven, node); |
1574 } | 1574 } |
1575 | 1575 |
1576 | 1576 |
1577 void InstructionSelector::EmitPrepareArguments(NodeVector* arguments, | 1577 void InstructionSelector::EmitPrepareArguments( |
1578 const CallDescriptor* descriptor, | 1578 ZoneVector<PushParameter>* arguments, const CallDescriptor* descriptor, |
1579 Node* node) { | 1579 Node* node) { |
1580 Arm64OperandGenerator g(this); | 1580 Arm64OperandGenerator g(this); |
1581 | 1581 |
1582 // Push the arguments to the stack. | 1582 // Push the arguments to the stack. |
1583 int aligned_push_count = static_cast<int>(arguments->size()); | 1583 int aligned_push_count = static_cast<int>(arguments->size()); |
1584 | 1584 |
1585 bool pushed_count_uneven = aligned_push_count & 1; | 1585 bool pushed_count_uneven = aligned_push_count & 1; |
1586 int claim_count = aligned_push_count; | 1586 int claim_count = aligned_push_count; |
1587 if (pushed_count_uneven && descriptor->UseNativeStack()) { | 1587 if (pushed_count_uneven && descriptor->UseNativeStack()) { |
1588 // We can only claim for an even number of call arguments when we use the | 1588 // We can only claim for an even number of call arguments when we use the |
1589 // native stack. | 1589 // native stack. |
1590 claim_count++; | 1590 claim_count++; |
1591 } | 1591 } |
1592 // TODO(dcarney): claim and poke probably take small immediates, | 1592 // TODO(dcarney): claim and poke probably take small immediates, |
1593 // loop here or whatever. | 1593 // loop here or whatever. |
1594 // Bump the stack pointer(s). | 1594 // Bump the stack pointer(s). |
1595 if (aligned_push_count > 0) { | 1595 if (aligned_push_count > 0) { |
1596 // TODO(dcarney): it would be better to bump the csp here only | 1596 // TODO(dcarney): it would be better to bump the csp here only |
1597 // and emit paired stores with increment for non c frames. | 1597 // and emit paired stores with increment for non c frames. |
1598 Emit(kArm64ClaimForCallArguments, g.NoOutput(), | 1598 Emit(kArm64ClaimForCallArguments, g.NoOutput(), |
1599 g.TempImmediate(claim_count)); | 1599 g.TempImmediate(claim_count)); |
1600 } | 1600 } |
1601 | 1601 |
1602 // Move arguments to the stack. | 1602 // Move arguments to the stack. |
1603 int slot = aligned_push_count - 1; | 1603 int slot = aligned_push_count - 1; |
1604 while (slot >= 0) { | 1604 while (slot >= 0) { |
1605 Emit(kArm64Poke, g.NoOutput(), g.UseRegister((*arguments)[slot]), | 1605 Emit(kArm64Poke, g.NoOutput(), g.UseRegister((*arguments)[slot].node()), |
1606 g.TempImmediate(slot)); | 1606 g.TempImmediate(slot)); |
1607 slot--; | 1607 slot--; |
1608 // TODO(ahaas): Poke arguments in pairs if two subsequent arguments have the | 1608 // TODO(ahaas): Poke arguments in pairs if two subsequent arguments have the |
1609 // same type. | 1609 // same type. |
1610 // Emit(kArm64PokePair, g.NoOutput(), g.UseRegister((*arguments)[slot]), | 1610 // Emit(kArm64PokePair, g.NoOutput(), g.UseRegister((*arguments)[slot]), |
1611 // g.UseRegister((*arguments)[slot - 1]), g.TempImmediate(slot)); | 1611 // g.UseRegister((*arguments)[slot - 1]), g.TempImmediate(slot)); |
1612 // slot -= 2; | 1612 // slot -= 2; |
1613 } | 1613 } |
1614 } | 1614 } |
1615 | 1615 |
(...skipping 540 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
2156 MachineOperatorBuilder::kFloat32RoundTiesEven | | 2156 MachineOperatorBuilder::kFloat32RoundTiesEven | |
2157 MachineOperatorBuilder::kFloat64RoundTiesEven | | 2157 MachineOperatorBuilder::kFloat64RoundTiesEven | |
2158 MachineOperatorBuilder::kWord32ShiftIsSafe | | 2158 MachineOperatorBuilder::kWord32ShiftIsSafe | |
2159 MachineOperatorBuilder::kInt32DivIsSafe | | 2159 MachineOperatorBuilder::kInt32DivIsSafe | |
2160 MachineOperatorBuilder::kUint32DivIsSafe; | 2160 MachineOperatorBuilder::kUint32DivIsSafe; |
2161 } | 2161 } |
2162 | 2162 |
2163 } // namespace compiler | 2163 } // namespace compiler |
2164 } // namespace internal | 2164 } // namespace internal |
2165 } // namespace v8 | 2165 } // namespace v8 |
OLD | NEW |