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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 <algorithm> | 5 #include <algorithm> |
6 | 6 |
| 7 #include "src/base/adapters.h" |
7 #include "src/compiler/instruction-selector-impl.h" | 8 #include "src/compiler/instruction-selector-impl.h" |
8 #include "src/compiler/node-matchers.h" | 9 #include "src/compiler/node-matchers.h" |
9 #include "src/compiler/node-properties.h" | 10 #include "src/compiler/node-properties.h" |
10 | 11 |
11 namespace v8 { | 12 namespace v8 { |
12 namespace internal { | 13 namespace internal { |
13 namespace compiler { | 14 namespace compiler { |
14 | 15 |
15 // Adds X64-specific methods for generating operands. | 16 // Adds X64-specific methods for generating operands. |
16 class X64OperandGenerator final : public OperandGenerator { | 17 class X64OperandGenerator final : public OperandGenerator { |
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1027 frame_state_descriptor = GetFrameStateDescriptor( | 1028 frame_state_descriptor = GetFrameStateDescriptor( |
1028 node->InputAt(static_cast<int>(descriptor->InputCount()))); | 1029 node->InputAt(static_cast<int>(descriptor->InputCount()))); |
1029 } | 1030 } |
1030 | 1031 |
1031 CallBuffer buffer(zone(), descriptor, frame_state_descriptor); | 1032 CallBuffer buffer(zone(), descriptor, frame_state_descriptor); |
1032 | 1033 |
1033 // Compute InstructionOperands for inputs and outputs. | 1034 // Compute InstructionOperands for inputs and outputs. |
1034 InitializeCallBuffer(node, &buffer, true, true); | 1035 InitializeCallBuffer(node, &buffer, true, true); |
1035 | 1036 |
1036 // Push any stack arguments. | 1037 // Push any stack arguments. |
1037 for (auto i = buffer.pushed_nodes.rbegin(); i != buffer.pushed_nodes.rend(); | 1038 for (Node* node : base::Reversed(buffer.pushed_nodes)) { |
1038 ++i) { | |
1039 // TODO(titzer): handle pushing double parameters. | 1039 // TODO(titzer): handle pushing double parameters. |
1040 InstructionOperand value = | 1040 InstructionOperand value = |
1041 g.CanBeImmediate(*i) ? g.UseImmediate(*i) : IsSupported(ATOM) | 1041 g.CanBeImmediate(node) |
1042 ? g.UseRegister(*i) | 1042 ? g.UseImmediate(node) |
1043 : g.Use(*i); | 1043 : IsSupported(ATOM) ? g.UseRegister(node) : g.Use(node); |
1044 Emit(kX64Push, g.NoOutput(), value); | 1044 Emit(kX64Push, g.NoOutput(), value); |
1045 } | 1045 } |
1046 | 1046 |
1047 // Pass label of exception handler block. | 1047 // Pass label of exception handler block. |
1048 CallDescriptor::Flags flags = descriptor->flags(); | 1048 CallDescriptor::Flags flags = descriptor->flags(); |
1049 if (handler != nullptr) { | 1049 if (handler != nullptr) { |
1050 flags |= CallDescriptor::kHasExceptionHandler; | 1050 flags |= CallDescriptor::kHasExceptionHandler; |
1051 buffer.instruction_args.push_back(g.Label(handler)); | 1051 buffer.instruction_args.push_back(g.Label(handler)); |
1052 } | 1052 } |
1053 | 1053 |
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1549 if (CpuFeatures::IsSupported(SSE4_1)) { | 1549 if (CpuFeatures::IsSupported(SSE4_1)) { |
1550 flags |= MachineOperatorBuilder::kFloat64RoundDown | | 1550 flags |= MachineOperatorBuilder::kFloat64RoundDown | |
1551 MachineOperatorBuilder::kFloat64RoundTruncate; | 1551 MachineOperatorBuilder::kFloat64RoundTruncate; |
1552 } | 1552 } |
1553 return flags; | 1553 return flags; |
1554 } | 1554 } |
1555 | 1555 |
1556 } // namespace compiler | 1556 } // namespace compiler |
1557 } // namespace internal | 1557 } // namespace internal |
1558 } // namespace v8 | 1558 } // namespace v8 |
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