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gerrit-public.fairphone.software / fp2-dev / platform / external / v8 / refs/tags/fp2-sibon-18.02.0 / . / src / compiler / ppc / instruction-scheduler-ppc.cc
blob: f41900d443d4634869ee8abb5c87ca654a186a47 [file] [log] [blame]
Ben Murdoch4a90d5f2016-03-22 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
7namespace v8 {
8namespace internal {
9namespace compiler {
10
11bool InstructionScheduler::SchedulerSupported() { return true; }
12
13
14int InstructionScheduler::GetTargetInstructionFlags(
15 const Instruction* instr) const {
16 switch (instr->arch_opcode()) {
17 case kPPC_And:
18 case kPPC_AndComplement:
19 case kPPC_Or:
20 case kPPC_OrComplement:
21 case kPPC_Xor:
22 case kPPC_ShiftLeft32:
23 case kPPC_ShiftLeft64:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]24 case kPPC_ShiftLeftPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]25 case kPPC_ShiftRight32:
26 case kPPC_ShiftRight64:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]27 case kPPC_ShiftRightPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]28 case kPPC_ShiftRightAlg32:
29 case kPPC_ShiftRightAlg64:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]30 case kPPC_ShiftRightAlgPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]31 case kPPC_RotRight32:
32 case kPPC_RotRight64:
33 case kPPC_Not:
34 case kPPC_RotLeftAndMask32:
35 case kPPC_RotLeftAndClear64:
36 case kPPC_RotLeftAndClearLeft64:
37 case kPPC_RotLeftAndClearRight64:
38 case kPPC_Add:
39 case kPPC_AddWithOverflow32:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]40 case kPPC_AddPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]41 case kPPC_AddDouble:
42 case kPPC_Sub:
43 case kPPC_SubWithOverflow32:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]44 case kPPC_SubPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]45 case kPPC_SubDouble:
46 case kPPC_Mul32:
47 case kPPC_Mul64:
48 case kPPC_MulHigh32:
49 case kPPC_MulHighU32:
Ben Murdochda12d292016-06-02 14:46:10 +0100[diff] [blame]50 case kPPC_MulPair:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]51 case kPPC_MulDouble:
52 case kPPC_Div32:
53 case kPPC_Div64:
54 case kPPC_DivU32:
55 case kPPC_DivU64:
56 case kPPC_DivDouble:
57 case kPPC_Mod32:
58 case kPPC_Mod64:
59 case kPPC_ModU32:
60 case kPPC_ModU64:
61 case kPPC_ModDouble:
62 case kPPC_Neg:
63 case kPPC_NegDouble:
64 case kPPC_SqrtDouble:
65 case kPPC_FloorDouble:
66 case kPPC_CeilDouble:
67 case kPPC_TruncateDouble:
68 case kPPC_RoundDouble:
69 case kPPC_MaxDouble:
70 case kPPC_MinDouble:
71 case kPPC_AbsDouble:
72 case kPPC_Cntlz32:
73 case kPPC_Cntlz64:
74 case kPPC_Popcnt32:
75 case kPPC_Popcnt64:
76 case kPPC_Cmp32:
77 case kPPC_Cmp64:
78 case kPPC_CmpDouble:
79 case kPPC_Tst32:
80 case kPPC_Tst64:
81 case kPPC_ExtendSignWord8:
82 case kPPC_ExtendSignWord16:
83 case kPPC_ExtendSignWord32:
84 case kPPC_Uint32ToUint64:
85 case kPPC_Int64ToInt32:
86 case kPPC_Int64ToFloat32:
87 case kPPC_Int64ToDouble:
88 case kPPC_Uint64ToFloat32:
89 case kPPC_Uint64ToDouble:
Ben Murdoch097c5b22016-05-18 11:27:45 +0100[diff] [blame]90 case kPPC_Int32ToFloat32:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]91 case kPPC_Int32ToDouble:
Ben Murdoch097c5b22016-05-18 11:27:45 +0100[diff] [blame]92 case kPPC_Uint32ToFloat32:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]93 case kPPC_Uint32ToDouble:
94 case kPPC_Float32ToDouble:
Ben Murdoch61f157c2016-09-16 13:49:30 +0100[diff] [blame]95 case kPPC_Float64SilenceNaN:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]96 case kPPC_DoubleToInt32:
97 case kPPC_DoubleToUint32:
98 case kPPC_DoubleToInt64:
99 case kPPC_DoubleToUint64:
100 case kPPC_DoubleToFloat32:
101 case kPPC_DoubleExtractLowWord32:
102 case kPPC_DoubleExtractHighWord32:
103 case kPPC_DoubleInsertLowWord32:
104 case kPPC_DoubleInsertHighWord32:
105 case kPPC_DoubleConstruct:
106 case kPPC_BitcastInt32ToFloat32:
107 case kPPC_BitcastFloat32ToInt32:
108 case kPPC_BitcastInt64ToDouble:
109 case kPPC_BitcastDoubleToInt64:
110 return kNoOpcodeFlags;
111
112 case kPPC_LoadWordS8:
113 case kPPC_LoadWordU8:
114 case kPPC_LoadWordS16:
115 case kPPC_LoadWordU16:
116 case kPPC_LoadWordS32:
Ben Murdochc5610432016-08-08 18:44:38 +0100[diff] [blame]117 case kPPC_LoadWordU32:
Ben Murdoch4a90d5f2016-03-22 12:00:34 +0000[diff] [blame]118 case kPPC_LoadWord64:
119 case kPPC_LoadFloat32:
120 case kPPC_LoadDouble:
121 return kIsLoadOperation;
122
123 case kPPC_StoreWord8:
124 case kPPC_StoreWord16:
125 case kPPC_StoreWord32:
126 case kPPC_StoreWord64:
127 case kPPC_StoreFloat32:
128 case kPPC_StoreDouble:
129 case kPPC_Push:
130 case kPPC_PushFrame:
131 case kPPC_StoreToStackSlot:
132 return kHasSideEffect;
133
134#define CASE(Name) case k##Name:
135 COMMON_ARCH_OPCODE_LIST(CASE)
136#undef CASE
137 // Already covered in architecture independent code.
138 UNREACHABLE();
139 }
140
141 UNREACHABLE();
142 return kNoOpcodeFlags;
143}
144
145
146int InstructionScheduler::GetInstructionLatency(const Instruction* instr) {
147 // TODO(all): Add instruction cost modeling.
148 return 1;
149}
150
151} // namespace compiler
152} // namespace internal
153} // namespace v8