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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/base/adapters.h" | 5 #include "src/base/adapters.h" |
6 #include "src/compiler/instruction-selector-impl.h" | 6 #include "src/compiler/instruction-selector-impl.h" |
7 #include "src/compiler/node-matchers.h" | 7 #include "src/compiler/node-matchers.h" |
8 #include "src/compiler/node-properties.h" | 8 #include "src/compiler/node-properties.h" |
9 #include "src/ppc/frames-ppc.h" | 9 #include "src/ppc/frames-ppc.h" |
10 | 10 |
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778 } else if (mleft.right().Is(24) && m.right().Is(24)) { | 778 } else if (mleft.right().Is(24) && m.right().Is(24)) { |
779 Emit(kPPC_ExtendSignWord8, g.DefineAsRegister(node), | 779 Emit(kPPC_ExtendSignWord8, g.DefineAsRegister(node), |
780 g.UseRegister(mleft.left().node())); | 780 g.UseRegister(mleft.left().node())); |
781 return; | 781 return; |
782 } | 782 } |
783 } | 783 } |
784 VisitRRO(this, kPPC_ShiftRightAlg32, node, kShift32Imm); | 784 VisitRRO(this, kPPC_ShiftRightAlg32, node, kShift32Imm); |
785 } | 785 } |
786 | 786 |
787 #if !V8_TARGET_ARCH_PPC64 | 787 #if !V8_TARGET_ARCH_PPC64 |
| 788 void InstructionSelector::VisitInt32PairAdd(Node* node) { |
| 789 PPCOperandGenerator g(this); |
| 790 |
| 791 // We use UseUniqueRegister here to avoid register sharing with the output |
| 792 // registers. |
| 793 InstructionOperand inputs[] = { |
| 794 g.UseRegister(node->InputAt(0)), g.UseUniqueRegister(node->InputAt(1)), |
| 795 g.UseRegister(node->InputAt(2)), g.UseUniqueRegister(node->InputAt(3))}; |
| 796 |
| 797 InstructionOperand outputs[] = { |
| 798 g.DefineAsRegister(node), |
| 799 g.DefineAsRegister(NodeProperties::FindProjection(node, 1))}; |
| 800 |
| 801 Emit(kPPC_AddPair, 2, outputs, 4, inputs); |
| 802 } |
| 803 |
788 void VisitPairShift(InstructionSelector* selector, ArchOpcode opcode, | 804 void VisitPairShift(InstructionSelector* selector, ArchOpcode opcode, |
789 Node* node) { | 805 Node* node) { |
790 PPCOperandGenerator g(selector); | 806 PPCOperandGenerator g(selector); |
791 Int32Matcher m(node->InputAt(2)); | 807 Int32Matcher m(node->InputAt(2)); |
792 InstructionOperand shift_operand; | 808 InstructionOperand shift_operand; |
793 if (m.HasValue()) { | 809 if (m.HasValue()) { |
794 shift_operand = g.UseImmediate(m.node()); | 810 shift_operand = g.UseImmediate(m.node()); |
795 } else { | 811 } else { |
796 shift_operand = g.UseUniqueRegister(m.node()); | 812 shift_operand = g.UseUniqueRegister(m.node()); |
797 } | 813 } |
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891 VisitBinop<Int32BinopMatcher>(this, node, kPPC_Add, kInt16Imm); | 907 VisitBinop<Int32BinopMatcher>(this, node, kPPC_Add, kInt16Imm); |
892 } | 908 } |
893 | 909 |
894 | 910 |
895 #if V8_TARGET_ARCH_PPC64 | 911 #if V8_TARGET_ARCH_PPC64 |
896 void InstructionSelector::VisitInt64Add(Node* node) { | 912 void InstructionSelector::VisitInt64Add(Node* node) { |
897 VisitBinop<Int64BinopMatcher>(this, node, kPPC_Add, kInt16Imm); | 913 VisitBinop<Int64BinopMatcher>(this, node, kPPC_Add, kInt16Imm); |
898 } | 914 } |
899 #endif | 915 #endif |
900 | 916 |
901 #if !V8_TARGET_ARCH_PPC64 | |
902 void InstructionSelector::VisitInt32PairAdd(Node* node) { UNIMPLEMENTED(); } | |
903 #endif | |
904 | |
905 void InstructionSelector::VisitInt32Sub(Node* node) { | 917 void InstructionSelector::VisitInt32Sub(Node* node) { |
906 PPCOperandGenerator g(this); | 918 PPCOperandGenerator g(this); |
907 Int32BinopMatcher m(node); | 919 Int32BinopMatcher m(node); |
908 if (m.left().Is(0)) { | 920 if (m.left().Is(0)) { |
909 Emit(kPPC_Neg, g.DefineAsRegister(node), g.UseRegister(m.right().node())); | 921 Emit(kPPC_Neg, g.DefineAsRegister(node), g.UseRegister(m.right().node())); |
910 } else { | 922 } else { |
911 VisitBinop<Int32BinopMatcher>(this, node, kPPC_Sub, kInt16Imm_Negate); | 923 VisitBinop<Int32BinopMatcher>(this, node, kPPC_Sub, kInt16Imm_Negate); |
912 } | 924 } |
913 } | 925 } |
914 | 926 |
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1869 MachineOperatorBuilder::kFloat64RoundTruncate | | 1881 MachineOperatorBuilder::kFloat64RoundTruncate | |
1870 MachineOperatorBuilder::kFloat64RoundTiesAway | | 1882 MachineOperatorBuilder::kFloat64RoundTiesAway | |
1871 MachineOperatorBuilder::kWord32Popcnt | | 1883 MachineOperatorBuilder::kWord32Popcnt | |
1872 MachineOperatorBuilder::kWord64Popcnt; | 1884 MachineOperatorBuilder::kWord64Popcnt; |
1873 // We omit kWord32ShiftIsSafe as s[rl]w use 0x3f as a mask rather than 0x1f. | 1885 // We omit kWord32ShiftIsSafe as s[rl]w use 0x3f as a mask rather than 0x1f. |
1874 } | 1886 } |
1875 | 1887 |
1876 } // namespace compiler | 1888 } // namespace compiler |
1877 } // namespace internal | 1889 } // namespace internal |
1878 } // namespace v8 | 1890 } // namespace v8 |
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