Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "src/compiler/instruction-scheduler.h" |
| 6 | |
| 7 | namespace v8 { |
| 8 | namespace internal { |
| 9 | namespace compiler { |
| 10 | |
| 11 | bool InstructionScheduler::SchedulerSupported() { return true; } |
| 12 | |
| 13 | int InstructionScheduler::GetTargetInstructionFlags( |
| 14 | const Instruction* instr) const { |
| 15 | switch (instr->arch_opcode()) { |
| 16 | case kS390_And: |
| 17 | case kS390_AndComplement: |
| 18 | case kS390_Or: |
| 19 | case kS390_OrComplement: |
| 20 | case kS390_Xor: |
| 21 | case kS390_ShiftLeft32: |
| 22 | case kS390_ShiftLeft64: |
| 23 | case kS390_ShiftLeftPair: |
| 24 | case kS390_ShiftRight32: |
| 25 | case kS390_ShiftRight64: |
| 26 | case kS390_ShiftRightPair: |
| 27 | case kS390_ShiftRightArith32: |
| 28 | case kS390_ShiftRightArith64: |
| 29 | case kS390_ShiftRightArithPair: |
| 30 | case kS390_RotRight32: |
| 31 | case kS390_RotRight64: |
| 32 | case kS390_Not: |
| 33 | case kS390_RotLeftAndMask32: |
| 34 | case kS390_RotLeftAndClear64: |
| 35 | case kS390_RotLeftAndClearLeft64: |
| 36 | case kS390_RotLeftAndClearRight64: |
| 37 | case kS390_Add: |
| 38 | case kS390_AddWithOverflow32: |
| 39 | case kS390_AddPair: |
| 40 | case kS390_AddFloat: |
| 41 | case kS390_AddDouble: |
| 42 | case kS390_Sub: |
| 43 | case kS390_SubWithOverflow32: |
| 44 | case kS390_SubPair: |
| 45 | case kS390_MulPair: |
| 46 | case kS390_SubFloat: |
| 47 | case kS390_SubDouble: |
| 48 | case kS390_Mul32: |
| 49 | case kS390_Mul64: |
| 50 | case kS390_MulHigh32: |
| 51 | case kS390_MulHighU32: |
| 52 | case kS390_MulFloat: |
| 53 | case kS390_MulDouble: |
| 54 | case kS390_Div32: |
| 55 | case kS390_Div64: |
| 56 | case kS390_DivU32: |
| 57 | case kS390_DivU64: |
| 58 | case kS390_DivFloat: |
| 59 | case kS390_DivDouble: |
| 60 | case kS390_Mod32: |
| 61 | case kS390_Mod64: |
| 62 | case kS390_ModU32: |
| 63 | case kS390_ModU64: |
| 64 | case kS390_ModDouble: |
| 65 | case kS390_Neg: |
| 66 | case kS390_NegDouble: |
| 67 | case kS390_SqrtFloat: |
| 68 | case kS390_FloorFloat: |
| 69 | case kS390_CeilFloat: |
| 70 | case kS390_TruncateFloat: |
| 71 | case kS390_AbsFloat: |
| 72 | case kS390_SqrtDouble: |
| 73 | case kS390_FloorDouble: |
| 74 | case kS390_CeilDouble: |
| 75 | case kS390_TruncateDouble: |
| 76 | case kS390_RoundDouble: |
| 77 | case kS390_MaxDouble: |
| 78 | case kS390_MinDouble: |
| 79 | case kS390_AbsDouble: |
| 80 | case kS390_Cntlz32: |
| 81 | case kS390_Cntlz64: |
| 82 | case kS390_Popcnt32: |
| 83 | case kS390_Popcnt64: |
| 84 | case kS390_Cmp32: |
| 85 | case kS390_Cmp64: |
| 86 | case kS390_CmpFloat: |
| 87 | case kS390_CmpDouble: |
| 88 | case kS390_Tst32: |
| 89 | case kS390_Tst64: |
| 90 | case kS390_ExtendSignWord8: |
| 91 | case kS390_ExtendSignWord16: |
| 92 | case kS390_ExtendSignWord32: |
| 93 | case kS390_Uint32ToUint64: |
| 94 | case kS390_Int64ToInt32: |
| 95 | case kS390_Int64ToFloat32: |
| 96 | case kS390_Int64ToDouble: |
| 97 | case kS390_Uint64ToFloat32: |
| 98 | case kS390_Uint64ToDouble: |
| 99 | case kS390_Int32ToFloat32: |
| 100 | case kS390_Int32ToDouble: |
| 101 | case kS390_Uint32ToFloat32: |
| 102 | case kS390_Uint32ToDouble: |
| 103 | case kS390_Float32ToInt32: |
| 104 | case kS390_Float32ToUint32: |
| 105 | case kS390_Float32ToUint64: |
| 106 | case kS390_Float32ToDouble: |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 107 | case kS390_Float64SilenceNaN: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 108 | case kS390_DoubleToInt32: |
| 109 | case kS390_DoubleToUint32: |
| 110 | case kS390_Float32ToInt64: |
| 111 | case kS390_DoubleToInt64: |
| 112 | case kS390_DoubleToUint64: |
| 113 | case kS390_DoubleToFloat32: |
| 114 | case kS390_DoubleExtractLowWord32: |
| 115 | case kS390_DoubleExtractHighWord32: |
| 116 | case kS390_DoubleInsertLowWord32: |
| 117 | case kS390_DoubleInsertHighWord32: |
| 118 | case kS390_DoubleConstruct: |
| 119 | case kS390_BitcastInt32ToFloat32: |
| 120 | case kS390_BitcastFloat32ToInt32: |
| 121 | case kS390_BitcastInt64ToDouble: |
| 122 | case kS390_BitcastDoubleToInt64: |
| 123 | return kNoOpcodeFlags; |
| 124 | |
| 125 | case kS390_LoadWordS8: |
| 126 | case kS390_LoadWordU8: |
| 127 | case kS390_LoadWordS16: |
| 128 | case kS390_LoadWordU16: |
| 129 | case kS390_LoadWordS32: |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 130 | case kS390_LoadWordU32: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 131 | case kS390_LoadWord64: |
| 132 | case kS390_LoadFloat32: |
| 133 | case kS390_LoadDouble: |
| 134 | return kIsLoadOperation; |
| 135 | |
| 136 | case kS390_StoreWord8: |
| 137 | case kS390_StoreWord16: |
| 138 | case kS390_StoreWord32: |
| 139 | case kS390_StoreWord64: |
| 140 | case kS390_StoreFloat32: |
| 141 | case kS390_StoreDouble: |
| 142 | case kS390_Push: |
| 143 | case kS390_PushFrame: |
| 144 | case kS390_StoreToStackSlot: |
| 145 | return kHasSideEffect; |
| 146 | |
| 147 | #define CASE(Name) case k##Name: |
| 148 | COMMON_ARCH_OPCODE_LIST(CASE) |
| 149 | #undef CASE |
| 150 | // Already covered in architecture independent code. |
| 151 | UNREACHABLE(); |
| 152 | } |
| 153 | |
| 154 | UNREACHABLE(); |
| 155 | return kNoOpcodeFlags; |
| 156 | } |
| 157 | |
| 158 | int InstructionScheduler::GetInstructionLatency(const Instruction* instr) { |
| 159 | // TODO(all): Add instruction cost modeling. |
| 160 | return 1; |
| 161 | } |
| 162 | |
| 163 | } // namespace compiler |
| 164 | } // namespace internal |
| 165 | } // namespace v8 |