Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [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 | |
| 14 | int InstructionScheduler::GetTargetInstructionFlags( |
| 15 | const Instruction* instr) const { |
| 16 | switch (instr->arch_opcode()) { |
| 17 | case kIA32Add: |
| 18 | case kIA32And: |
| 19 | case kIA32Cmp: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 20 | case kIA32Cmp16: |
| 21 | case kIA32Cmp8: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 22 | case kIA32Test: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 23 | case kIA32Test16: |
| 24 | case kIA32Test8: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 25 | case kIA32Or: |
| 26 | case kIA32Xor: |
| 27 | case kIA32Sub: |
| 28 | case kIA32Imul: |
| 29 | case kIA32ImulHigh: |
| 30 | case kIA32UmulHigh: |
| 31 | case kIA32Idiv: |
| 32 | case kIA32Udiv: |
| 33 | case kIA32Not: |
| 34 | case kIA32Neg: |
| 35 | case kIA32Shl: |
| 36 | case kIA32Shr: |
| 37 | case kIA32Sar: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 38 | case kIA32AddPair: |
| 39 | case kIA32SubPair: |
| 40 | case kIA32MulPair: |
| 41 | case kIA32ShlPair: |
| 42 | case kIA32ShrPair: |
| 43 | case kIA32SarPair: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 44 | case kIA32Ror: |
| 45 | case kIA32Lzcnt: |
| 46 | case kIA32Tzcnt: |
| 47 | case kIA32Popcnt: |
| 48 | case kIA32Lea: |
| 49 | case kSSEFloat32Cmp: |
| 50 | case kSSEFloat32Add: |
| 51 | case kSSEFloat32Sub: |
| 52 | case kSSEFloat32Mul: |
| 53 | case kSSEFloat32Div: |
| 54 | case kSSEFloat32Max: |
| 55 | case kSSEFloat32Min: |
| 56 | case kSSEFloat32Abs: |
| 57 | case kSSEFloat32Neg: |
| 58 | case kSSEFloat32Sqrt: |
| 59 | case kSSEFloat32Round: |
| 60 | case kSSEFloat64Cmp: |
| 61 | case kSSEFloat64Add: |
| 62 | case kSSEFloat64Sub: |
| 63 | case kSSEFloat64Mul: |
| 64 | case kSSEFloat64Div: |
| 65 | case kSSEFloat64Mod: |
| 66 | case kSSEFloat64Max: |
| 67 | case kSSEFloat64Min: |
| 68 | case kSSEFloat64Abs: |
| 69 | case kSSEFloat64Neg: |
| 70 | case kSSEFloat64Sqrt: |
| 71 | case kSSEFloat64Round: |
| 72 | case kSSEFloat32ToFloat64: |
| 73 | case kSSEFloat64ToFloat32: |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 74 | case kSSEFloat32ToInt32: |
| 75 | case kSSEFloat32ToUint32: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 76 | case kSSEFloat64ToInt32: |
| 77 | case kSSEFloat64ToUint32: |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 78 | case kSSEInt32ToFloat32: |
| 79 | case kSSEUint32ToFloat32: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 80 | case kSSEInt32ToFloat64: |
| 81 | case kSSEUint32ToFloat64: |
| 82 | case kSSEFloat64ExtractLowWord32: |
| 83 | case kSSEFloat64ExtractHighWord32: |
| 84 | case kSSEFloat64InsertLowWord32: |
| 85 | case kSSEFloat64InsertHighWord32: |
| 86 | case kSSEFloat64LoadLowWord32: |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 87 | case kSSEFloat64SilenceNaN: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 88 | case kAVXFloat32Add: |
| 89 | case kAVXFloat32Sub: |
| 90 | case kAVXFloat32Mul: |
| 91 | case kAVXFloat32Div: |
| 92 | case kAVXFloat32Max: |
| 93 | case kAVXFloat32Min: |
| 94 | case kAVXFloat64Add: |
| 95 | case kAVXFloat64Sub: |
| 96 | case kAVXFloat64Mul: |
| 97 | case kAVXFloat64Div: |
| 98 | case kAVXFloat64Max: |
| 99 | case kAVXFloat64Min: |
| 100 | case kAVXFloat64Abs: |
| 101 | case kAVXFloat64Neg: |
| 102 | case kAVXFloat32Abs: |
| 103 | case kAVXFloat32Neg: |
| 104 | case kIA32BitcastFI: |
| 105 | case kIA32BitcastIF: |
| 106 | return (instr->addressing_mode() == kMode_None) |
| 107 | ? kNoOpcodeFlags |
| 108 | : kIsLoadOperation | kHasSideEffect; |
| 109 | |
| 110 | case kIA32Movsxbl: |
| 111 | case kIA32Movzxbl: |
| 112 | case kIA32Movb: |
| 113 | case kIA32Movsxwl: |
| 114 | case kIA32Movzxwl: |
| 115 | case kIA32Movw: |
| 116 | case kIA32Movl: |
| 117 | case kIA32Movss: |
| 118 | case kIA32Movsd: |
| 119 | // Moves are used for memory load/store operations. |
| 120 | return instr->HasOutput() ? kIsLoadOperation : kHasSideEffect; |
| 121 | |
| 122 | case kIA32StackCheck: |
| 123 | return kIsLoadOperation; |
| 124 | |
| 125 | case kIA32Push: |
| 126 | case kIA32PushFloat32: |
| 127 | case kIA32PushFloat64: |
| 128 | case kIA32Poke: |
| 129 | return kHasSideEffect; |
| 130 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 131 | case kIA32Xchgb: |
| 132 | case kIA32Xchgw: |
| 133 | case kIA32Xchgl: |
| 134 | return kIsLoadOperation | kHasSideEffect; |
| 135 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 136 | #define CASE(Name) case k##Name: |
| 137 | COMMON_ARCH_OPCODE_LIST(CASE) |
| 138 | #undef CASE |
| 139 | // Already covered in architecture independent code. |
| 140 | UNREACHABLE(); |
| 141 | } |
| 142 | |
| 143 | UNREACHABLE(); |
| 144 | return kNoOpcodeFlags; |
| 145 | } |
| 146 | |
| 147 | |
| 148 | int InstructionScheduler::GetInstructionLatency(const Instruction* instr) { |
| 149 | // TODO(all): Add instruction cost modeling. |
| 150 | return 1; |
| 151 | } |
| 152 | |
| 153 | } // namespace compiler |
| 154 | } // namespace internal |
| 155 | } // namespace v8 |