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annotate lib/Target/Mips/MipsISelLowering.h @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children 60c9769439b8
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1 //===-- MipsISelLowering.h - Mips DAG Lowering Interface --------*- C++ -*-===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file defines the interfaces that Mips uses to lower LLVM code into a
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11 // selection DAG.
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12 //
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13 //===----------------------------------------------------------------------===//
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14
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15 #ifndef LLVM_LIB_TARGET_MIPS_MIPSISELLOWERING_H
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16 #define LLVM_LIB_TARGET_MIPS_MIPSISELLOWERING_H
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17
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18 #include "MCTargetDesc/MipsBaseInfo.h"
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19 #include "Mips.h"
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20 #include "llvm/CodeGen/CallingConvLower.h"
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21 #include "llvm/CodeGen/SelectionDAG.h"
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22 #include "llvm/IR/Function.h"
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23 #include "llvm/Target/TargetLowering.h"
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24 #include <deque>
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25 #include <string>
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26
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27 namespace llvm {
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28 namespace MipsISD {
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29 enum NodeType {
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30 // Start the numbering from where ISD NodeType finishes.
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31 FIRST_NUMBER = ISD::BUILTIN_OP_END,
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32
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33 // Jump and link (call)
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34 JmpLink,
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35
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36 // Tail call
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37 TailCall,
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38
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39 // Get the Higher 16 bits from a 32-bit immediate
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40 // No relation with Mips Hi register
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41 Hi,
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42
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43 // Get the Lower 16 bits from a 32-bit immediate
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44 // No relation with Mips Lo register
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45 Lo,
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46
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47 // Handle gp_rel (small data/bss sections) relocation.
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48 GPRel,
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49
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50 // Thread Pointer
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51 ThreadPointer,
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52
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53 // Floating Point Branch Conditional
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54 FPBrcond,
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55
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56 // Floating Point Compare
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57 FPCmp,
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58
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59 // Floating Point Conditional Moves
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60 CMovFP_T,
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61 CMovFP_F,
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62
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63 // FP-to-int truncation node.
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64 TruncIntFP,
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65
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66 // Return
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67 Ret,
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68
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69 EH_RETURN,
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70
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71 // Node used to extract integer from accumulator.
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72 MFHI,
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73 MFLO,
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74
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75 // Node used to insert integers to accumulator.
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76 MTLOHI,
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77
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78 // Mult nodes.
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79 Mult,
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80 Multu,
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81
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82 // MAdd/Sub nodes
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83 MAdd,
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84 MAddu,
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85 MSub,
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86 MSubu,
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87
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88 // DivRem(u)
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89 DivRem,
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90 DivRemU,
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91 DivRem16,
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92 DivRemU16,
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93
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94 BuildPairF64,
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95 ExtractElementF64,
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96
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97 Wrapper,
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98
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99 DynAlloc,
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100
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101 Sync,
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102
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103 Ext,
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104 Ins,
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105
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106 // EXTR.W instrinsic nodes.
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107 EXTP,
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108 EXTPDP,
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109 EXTR_S_H,
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110 EXTR_W,
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111 EXTR_R_W,
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112 EXTR_RS_W,
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113 SHILO,
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114 MTHLIP,
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115
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116 // DPA.W intrinsic nodes.
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117 MULSAQ_S_W_PH,
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118 MAQ_S_W_PHL,
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119 MAQ_S_W_PHR,
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120 MAQ_SA_W_PHL,
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121 MAQ_SA_W_PHR,
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122 DPAU_H_QBL,
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123 DPAU_H_QBR,
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124 DPSU_H_QBL,
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125 DPSU_H_QBR,
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126 DPAQ_S_W_PH,
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127 DPSQ_S_W_PH,
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128 DPAQ_SA_L_W,
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129 DPSQ_SA_L_W,
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130 DPA_W_PH,
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131 DPS_W_PH,
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132 DPAQX_S_W_PH,
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133 DPAQX_SA_W_PH,
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134 DPAX_W_PH,
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135 DPSX_W_PH,
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136 DPSQX_S_W_PH,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 DPSQX_SA_W_PH,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 MULSA_W_PH,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
139
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
140 MULT,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 MULTU,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 MADD_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 MADDU_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 MSUB_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 MSUBU_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
146
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 // DSP shift nodes.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
148 SHLL_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 SHRA_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 SHRL_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
151
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
152 // DSP setcc and select_cc nodes.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 SETCC_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 SELECT_CC_DSP,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
155
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 // Vector comparisons.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 // These take a vector and return a boolean.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 VALL_ZERO,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 VANY_ZERO,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 VALL_NONZERO,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 VANY_NONZERO,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
162
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 // These take a vector and return a vector bitmask.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 VCEQ,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 VCLE_S,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 VCLE_U,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 VCLT_S,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 VCLT_U,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
169
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 // Element-wise vector max/min.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 VSMAX,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
172 VSMIN,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 VUMAX,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 VUMIN,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
175
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 // Vector Shuffle with mask as an operand
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 VSHF, // Generic shuffle
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
178 SHF, // 4-element set shuffle.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 ILVEV, // Interleave even elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 ILVOD, // Interleave odd elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 ILVL, // Interleave left elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 ILVR, // Interleave right elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 PCKEV, // Pack even elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 PCKOD, // Pack odd elements
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
185
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
186 // Vector Lane Copy
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
187 INSVE, // Copy element from one vector to another
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
188
0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 // Combined (XOR (OR $a, $b), -1)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 VNOR,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
191
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 // Extended vector element extraction
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 VEXTRACT_SEXT_ELT,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 VEXTRACT_ZEXT_ELT,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
195
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 // Load/Store Left/Right nodes.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 LWL = ISD::FIRST_TARGET_MEMORY_OPCODE,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 LWR,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 SWL,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 SWR,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 LDL,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 LDR,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 SDL,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 SDR
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
207
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 //===--------------------------------------------------------------------===//
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 // TargetLowering Implementation
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 //===--------------------------------------------------------------------===//
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 class MipsFunctionInfo;
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
212 class MipsSubtarget;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
213
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 class MipsTargetLowering : public TargetLowering {
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
215 bool isMicroMips;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 public:
77
54457678186b LLVM 3.6
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parents: 0
diff changeset
217 explicit MipsTargetLowering(MipsTargetMachine &TM,
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
218 const MipsSubtarget &STI);
0
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parents:
diff changeset
219
77
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parents: 0
diff changeset
220 static const MipsTargetLowering *create(MipsTargetMachine &TM,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
221 const MipsSubtarget &STI);
0
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parents:
diff changeset
222
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
223 /// createFastISel - This method returns a target specific FastISel object,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
224 /// or null if the target does not support "fast" ISel.
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
225 FastISel *createFastISel(FunctionLoweringInfo &funcInfo,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
226 const TargetLibraryInfo *libInfo) const override;
0
95c75e76d11b LLVM 3.4
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parents:
diff changeset
227
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
228 MVT getScalarShiftAmountTy(EVT LHSTy) const override { return MVT::i32; }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
229
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
230 void LowerOperationWrapper(SDNode *N,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
231 SmallVectorImpl<SDValue> &Results,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
232 SelectionDAG &DAG) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
233
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 /// LowerOperation - Provide custom lowering hooks for some operations.
77
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parents: 0
diff changeset
235 SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
236
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 /// ReplaceNodeResults - Replace the results of node with an illegal result
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 /// type with new values built out of custom code.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 ///
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
240 void ReplaceNodeResults(SDNode *N, SmallVectorImpl<SDValue>&Results,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
241 SelectionDAG &DAG) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
242
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 /// getTargetNodeName - This method returns the name of a target specific
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 // DAG node.
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
245 const char *getTargetNodeName(unsigned Opcode) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
246
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 /// getSetCCResultType - get the ISD::SETCC result ValueType
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
248 EVT getSetCCResultType(LLVMContext &Context, EVT VT) const override;
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
249
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
250 SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
251
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
252 MachineBasicBlock *
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
253 EmitInstrWithCustomInserter(MachineInstr *MI,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
254 MachineBasicBlock *MBB) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
255
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 struct LTStr {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 bool operator()(const char *S1, const char *S2) const {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 return strcmp(S1, S2) < 0;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
261
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 protected:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
263 SDValue getGlobalReg(SelectionDAG &DAG, EVT Ty) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
264
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
265 // This method creates the following nodes, which are necessary for
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 // computing a local symbol's address:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 //
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 // (add (load (wrapper $gp, %got(sym)), %lo(sym))
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
269 template <class NodeTy>
0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 SDValue getAddrLocal(NodeTy *N, EVT Ty, SelectionDAG &DAG,
77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
271 bool IsN32OrN64) const {
0
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272 SDLoc DL(N);
77
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273 unsigned GOTFlag = IsN32OrN64 ? MipsII::MO_GOT_PAGE : MipsII::MO_GOT;
0
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274 SDValue GOT = DAG.getNode(MipsISD::Wrapper, DL, Ty, getGlobalReg(DAG, Ty),
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275 getTargetNode(N, Ty, DAG, GOTFlag));
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276 SDValue Load = DAG.getLoad(Ty, DL, DAG.getEntryNode(), GOT,
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277 MachinePointerInfo::getGOT(), false, false,
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278 false, 0);
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279 unsigned LoFlag = IsN32OrN64 ? MipsII::MO_GOT_OFST : MipsII::MO_ABS_LO;
0
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280 SDValue Lo = DAG.getNode(MipsISD::Lo, DL, Ty,
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diff changeset
281 getTargetNode(N, Ty, DAG, LoFlag));
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282 return DAG.getNode(ISD::ADD, DL, Ty, Load, Lo);
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283 }
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284
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285 // This method creates the following nodes, which are necessary for
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286 // computing a global symbol's address:
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287 //
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288 // (load (wrapper $gp, %got(sym)))
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289 template<class NodeTy>
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290 SDValue getAddrGlobal(NodeTy *N, EVT Ty, SelectionDAG &DAG,
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291 unsigned Flag, SDValue Chain,
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292 const MachinePointerInfo &PtrInfo) const {
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293 SDLoc DL(N);
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294 SDValue Tgt = DAG.getNode(MipsISD::Wrapper, DL, Ty, getGlobalReg(DAG, Ty),
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295 getTargetNode(N, Ty, DAG, Flag));
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296 return DAG.getLoad(Ty, DL, Chain, Tgt, PtrInfo, false, false, false, 0);
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297 }
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298
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299 // This method creates the following nodes, which are necessary for
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300 // computing a global symbol's address in large-GOT mode:
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301 //
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302 // (load (wrapper (add %hi(sym), $gp), %lo(sym)))
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303 template<class NodeTy>
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304 SDValue getAddrGlobalLargeGOT(NodeTy *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
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305 unsigned HiFlag, unsigned LoFlag,
95c75e76d11b LLVM 3.4
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306 SDValue Chain,
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307 const MachinePointerInfo &PtrInfo) const {
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308 SDLoc DL(N);
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309 SDValue Hi = DAG.getNode(MipsISD::Hi, DL, Ty,
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diff changeset
310 getTargetNode(N, Ty, DAG, HiFlag));
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311 Hi = DAG.getNode(ISD::ADD, DL, Ty, Hi, getGlobalReg(DAG, Ty));
95c75e76d11b LLVM 3.4
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312 SDValue Wrapper = DAG.getNode(MipsISD::Wrapper, DL, Ty, Hi,
95c75e76d11b LLVM 3.4
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313 getTargetNode(N, Ty, DAG, LoFlag));
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diff changeset
314 return DAG.getLoad(Ty, DL, Chain, Wrapper, PtrInfo, false, false, false,
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diff changeset
315 0);
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316 }
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317
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318 // This method creates the following nodes, which are necessary for
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319 // computing a symbol's address in non-PIC mode:
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320 //
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321 // (add %hi(sym), %lo(sym))
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322 template<class NodeTy>
95c75e76d11b LLVM 3.4
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diff changeset
323 SDValue getAddrNonPIC(NodeTy *N, EVT Ty, SelectionDAG &DAG) const {
95c75e76d11b LLVM 3.4
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diff changeset
324 SDLoc DL(N);
95c75e76d11b LLVM 3.4
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diff changeset
325 SDValue Hi = getTargetNode(N, Ty, DAG, MipsII::MO_ABS_HI);
95c75e76d11b LLVM 3.4
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diff changeset
326 SDValue Lo = getTargetNode(N, Ty, DAG, MipsII::MO_ABS_LO);
95c75e76d11b LLVM 3.4
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diff changeset
327 return DAG.getNode(ISD::ADD, DL, Ty,
95c75e76d11b LLVM 3.4
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diff changeset
328 DAG.getNode(MipsISD::Hi, DL, Ty, Hi),
95c75e76d11b LLVM 3.4
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diff changeset
329 DAG.getNode(MipsISD::Lo, DL, Ty, Lo));
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330 }
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331
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332 /// This function fills Ops, which is the list of operands that will later
95c75e76d11b LLVM 3.4
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333 /// be used when a function call node is created. It also generates
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334 /// copyToReg nodes to set up argument registers.
95c75e76d11b LLVM 3.4
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diff changeset
335 virtual void
95c75e76d11b LLVM 3.4
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diff changeset
336 getOpndList(SmallVectorImpl<SDValue> &Ops,
95c75e76d11b LLVM 3.4
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diff changeset
337 std::deque< std::pair<unsigned, SDValue> > &RegsToPass,
95c75e76d11b LLVM 3.4
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diff changeset
338 bool IsPICCall, bool GlobalOrExternal, bool InternalLinkage,
95c75e76d11b LLVM 3.4
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diff changeset
339 CallLoweringInfo &CLI, SDValue Callee, SDValue Chain) const;
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diff changeset
340
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diff changeset
341 /// ByValArgInfo - Byval argument information.
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diff changeset
342 struct ByValArgInfo {
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diff changeset
343 unsigned FirstIdx; // Index of the first register used.
95c75e76d11b LLVM 3.4
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344 unsigned NumRegs; // Number of registers used for this argument.
95c75e76d11b LLVM 3.4
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345 unsigned Address; // Offset of the stack area used to pass this argument.
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diff changeset
346
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diff changeset
347 ByValArgInfo() : FirstIdx(0), NumRegs(0), Address(0) {}
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diff changeset
348 };
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diff changeset
349
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diff changeset
350 /// MipsCC - This class provides methods used to analyze formal and call
95c75e76d11b LLVM 3.4
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diff changeset
351 /// arguments and inquire about calling convention information.
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diff changeset
352 class MipsCC {
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353 public:
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diff changeset
354 enum SpecialCallingConvType {
95c75e76d11b LLVM 3.4
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diff changeset
355 Mips16RetHelperConv, NoSpecialCallingConv
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diff changeset
356 };
95c75e76d11b LLVM 3.4
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diff changeset
357
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diff changeset
358 MipsCC(CallingConv::ID CallConv, bool IsO32, bool IsFP64, CCState &Info,
95c75e76d11b LLVM 3.4
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diff changeset
359 SpecialCallingConvType SpecialCallingConv = NoSpecialCallingConv);
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diff changeset
360
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diff changeset
361
95c75e76d11b LLVM 3.4
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diff changeset
362 void analyzeCallOperands(const SmallVectorImpl<ISD::OutputArg> &Outs,
95c75e76d11b LLVM 3.4
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diff changeset
363 bool IsVarArg, bool IsSoftFloat,
95c75e76d11b LLVM 3.4
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diff changeset
364 const SDNode *CallNode,
95c75e76d11b LLVM 3.4
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diff changeset
365 std::vector<ArgListEntry> &FuncArgs);
95c75e76d11b LLVM 3.4
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diff changeset
366 void analyzeFormalArguments(const SmallVectorImpl<ISD::InputArg> &Ins,
95c75e76d11b LLVM 3.4
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diff changeset
367 bool IsSoftFloat,
95c75e76d11b LLVM 3.4
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diff changeset
368 Function::const_arg_iterator FuncArg);
95c75e76d11b LLVM 3.4
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diff changeset
369
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diff changeset
370 void analyzeCallResult(const SmallVectorImpl<ISD::InputArg> &Ins,
95c75e76d11b LLVM 3.4
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diff changeset
371 bool IsSoftFloat, const SDNode *CallNode,
95c75e76d11b LLVM 3.4
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diff changeset
372 const Type *RetTy) const;
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diff changeset
373
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diff changeset
374 void analyzeReturn(const SmallVectorImpl<ISD::OutputArg> &Outs,
95c75e76d11b LLVM 3.4
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diff changeset
375 bool IsSoftFloat, const Type *RetTy) const;
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diff changeset
376
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diff changeset
377 const CCState &getCCInfo() const { return CCInfo; }
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diff changeset
378
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diff changeset
379 /// hasByValArg - Returns true if function has byval arguments.
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diff changeset
380 bool hasByValArg() const { return !ByValArgs.empty(); }
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diff changeset
381
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diff changeset
382 /// regSize - Size (in number of bits) of integer registers.
95c75e76d11b LLVM 3.4
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diff changeset
383 unsigned regSize() const { return IsO32 ? 4 : 8; }
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diff changeset
384
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diff changeset
385 /// numIntArgRegs - Number of integer registers available for calls.
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diff changeset
386 unsigned numIntArgRegs() const;
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diff changeset
387
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diff changeset
388 /// reservedArgArea - The size of the area the caller reserves for
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diff changeset
389 /// register arguments. This is 16-byte if ABI is O32.
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diff changeset
390 unsigned reservedArgArea() const;
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diff changeset
391
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diff changeset
392 /// Return pointer to array of integer argument registers.
77
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diff changeset
393 const MCPhysReg *intArgRegs() const;
0
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parents:
diff changeset
394
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diff changeset
395 typedef SmallVectorImpl<ByValArgInfo>::const_iterator byval_iterator;
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diff changeset
396 byval_iterator byval_begin() const { return ByValArgs.begin(); }
95c75e76d11b LLVM 3.4
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parents:
diff changeset
397 byval_iterator byval_end() const { return ByValArgs.end(); }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
398
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
399 private:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
400 void handleByValArg(unsigned ValNo, MVT ValVT, MVT LocVT,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 CCValAssign::LocInfo LocInfo,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 ISD::ArgFlagsTy ArgFlags);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
403
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 /// useRegsForByval - Returns true if the calling convention allows the
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 /// use of registers to pass byval arguments.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 bool useRegsForByval() const { return CallConv != CallingConv::Fast; }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
407
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
408 /// Return the function that analyzes fixed argument list functions.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 llvm::CCAssignFn *fixedArgFn() const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
410
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 /// Return the function that analyzes variable argument list functions.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 llvm::CCAssignFn *varArgFn() const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
413
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
414 const MCPhysReg *shadowRegs() const;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
415
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 void allocateRegs(ByValArgInfo &ByVal, unsigned ByValSize,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
417 unsigned Align);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
418
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
419 /// Return the type of the register which is used to pass an argument or
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 /// return a value. This function returns f64 if the argument is an i64
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 /// value which has been generated as a result of softening an f128 value.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
422 /// Otherwise, it just returns VT.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 MVT getRegVT(MVT VT, const Type *OrigTy, const SDNode *CallNode,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
424 bool IsSoftFloat) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
425
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 template<typename Ty>
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
427 void analyzeReturn(const SmallVectorImpl<Ty> &RetVals, bool IsSoftFloat,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 const SDNode *CallNode, const Type *RetTy) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
429
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 CCState &CCInfo;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
431 CallingConv::ID CallConv;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
432 bool IsO32, IsFP64;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
433 SpecialCallingConvType SpecialCallingConv;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 SmallVector<ByValArgInfo, 2> ByValArgs;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 protected:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
437 SDValue lowerLOAD(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 SDValue lowerSTORE(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
439
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 // Subtarget Info
77
54457678186b LLVM 3.6
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parents: 0
diff changeset
441 const MipsSubtarget &Subtarget;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
442
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 private:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 // Create a TargetGlobalAddress node.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 SDValue getTargetNode(GlobalAddressSDNode *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 unsigned Flag) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
447
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
448 // Create a TargetExternalSymbol node.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 SDValue getTargetNode(ExternalSymbolSDNode *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 unsigned Flag) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
451
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 // Create a TargetBlockAddress node.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 SDValue getTargetNode(BlockAddressSDNode *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 unsigned Flag) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
455
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 // Create a TargetJumpTable node.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 SDValue getTargetNode(JumpTableSDNode *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 unsigned Flag) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
459
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 // Create a TargetConstantPool node.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 SDValue getTargetNode(ConstantPoolSDNode *N, EVT Ty, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 unsigned Flag) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
463
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 MipsCC::SpecialCallingConvType getSpecialCallingConv(SDValue Callee) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 // Lower Operand helpers
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 SDValue LowerCallResult(SDValue Chain, SDValue InFlag,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 CallingConv::ID CallConv, bool isVarArg,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 const SmallVectorImpl<ISD::InputArg> &Ins,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 SDLoc dl, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 SmallVectorImpl<SDValue> &InVals,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 const SDNode *CallNode, const Type *RetTy) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
472
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 // Lower Operand specifics
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 SDValue lowerBR_JT(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
475 SDValue lowerBRCOND(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 SDValue lowerConstantPool(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 SDValue lowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 SDValue lowerBlockAddress(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 SDValue lowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 SDValue lowerJumpTable(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 SDValue lowerSELECT(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 SDValue lowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 SDValue lowerSETCC(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 SDValue lowerVASTART(SDValue Op, SelectionDAG &DAG) const;
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
485 SDValue lowerVAARG(SDValue Op, SelectionDAG &DAG) const;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
486 SDValue lowerFCOPYSIGN(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 SDValue lowerFABS(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 SDValue lowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 SDValue lowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 SDValue lowerEH_RETURN(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 SDValue lowerATOMIC_FENCE(SDValue Op, SelectionDAG& DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 SDValue lowerShiftLeftParts(SDValue Op, SelectionDAG& DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 SDValue lowerShiftRightParts(SDValue Op, SelectionDAG& DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 bool IsSRA) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 SDValue lowerADD(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
496 SDValue lowerFP_TO_SINT(SDValue Op, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
497
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 /// isEligibleForTailCallOptimization - Check whether the call is eligible
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 /// for tail call optimization.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 virtual bool
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 isEligibleForTailCallOptimization(const MipsCC &MipsCCInfo,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 unsigned NextStackOffset,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 const MipsFunctionInfo& FI) const = 0;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
504
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 /// copyByValArg - Copy argument registers which were used to pass a byval
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 /// argument to the stack. Create a stack frame object for the byval
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 /// argument.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 void copyByValRegs(SDValue Chain, SDLoc DL,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 std::vector<SDValue> &OutChains, SelectionDAG &DAG,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 const ISD::ArgFlagsTy &Flags,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 SmallVectorImpl<SDValue> &InVals,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
512 const Argument *FuncArg,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 const MipsCC &CC, const ByValArgInfo &ByVal) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
514
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 /// passByValArg - Pass a byval argument in registers or on stack.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 void passByValArg(SDValue Chain, SDLoc DL,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 std::deque< std::pair<unsigned, SDValue> > &RegsToPass,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 SmallVectorImpl<SDValue> &MemOpChains, SDValue StackPtr,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 MachineFrameInfo *MFI, SelectionDAG &DAG, SDValue Arg,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 const MipsCC &CC, const ByValArgInfo &ByVal,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
521 const ISD::ArgFlagsTy &Flags, bool isLittle) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
522
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 /// writeVarArgRegs - Write variable function arguments passed in registers
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 /// to the stack. Also create a stack frame object for the first variable
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 /// argument.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 void writeVarArgRegs(std::vector<SDValue> &OutChains, const MipsCC &CC,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 SDValue Chain, SDLoc DL, SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
528
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
529 SDValue
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 LowerFormalArguments(SDValue Chain,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
531 CallingConv::ID CallConv, bool isVarArg,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 const SmallVectorImpl<ISD::InputArg> &Ins,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
533 SDLoc dl, SelectionDAG &DAG,
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
534 SmallVectorImpl<SDValue> &InVals) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
535
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 SDValue passArgOnStack(SDValue StackPtr, unsigned Offset, SDValue Chain,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 SDValue Arg, SDLoc DL, bool IsTailCall,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 SelectionDAG &DAG) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
539
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
540 SDValue LowerCall(TargetLowering::CallLoweringInfo &CLI,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
541 SmallVectorImpl<SDValue> &InVals) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
542
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
543 bool CanLowerReturn(CallingConv::ID CallConv, MachineFunction &MF,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
544 bool isVarArg,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
545 const SmallVectorImpl<ISD::OutputArg> &Outs,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
546 LLVMContext &Context) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
547
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
548 SDValue LowerReturn(SDValue Chain,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
549 CallingConv::ID CallConv, bool isVarArg,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
550 const SmallVectorImpl<ISD::OutputArg> &Outs,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
551 const SmallVectorImpl<SDValue> &OutVals,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
552 SDLoc dl, SelectionDAG &DAG) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
553
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 // Inline asm support
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
555 ConstraintType
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
556 getConstraintType(const std::string &Constraint) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
557
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 /// Examine constraint string and operand type and determine a weight value.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
559 /// The operand object must already have been set up with the operand type.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
560 ConstraintWeight getSingleConstraintMatchWeight(
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
561 AsmOperandInfo &info, const char *constraint) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
562
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 /// This function parses registers that appear in inline-asm constraints.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 /// It returns pair (0, 0) on failure.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 std::pair<unsigned, const TargetRegisterClass *>
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
566 parseRegForInlineAsmConstraint(StringRef C, MVT VT) const;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
567
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 std::pair<unsigned, const TargetRegisterClass*>
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 getRegForInlineAsmConstraint(const std::string &Constraint,
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
570 MVT VT) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
571
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
572 /// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
573 /// vector. If it is invalid, don't add anything to Ops. If hasMemory is
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 /// true it means one of the asm constraint of the inline asm instruction
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
575 /// being processed is 'm'.
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
576 void LowerAsmOperandForConstraint(SDValue Op,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
577 std::string &Constraint,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
578 std::vector<SDValue> &Ops,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
579 SelectionDAG &DAG) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
580
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
581 bool isLegalAddressingMode(const AddrMode &AM, Type *Ty) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
582
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
583 bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
584
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
585 EVT getOptimalMemOpType(uint64_t Size, unsigned DstAlign,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
586 unsigned SrcAlign,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
587 bool IsMemset, bool ZeroMemset,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
588 bool MemcpyStrSrc,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
589 MachineFunction &MF) const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
590
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 /// isFPImmLegal - Returns true if the target can instruction select the
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
592 /// specified FP immediate natively. If false, the legalizer will
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 /// materialize the FP immediate as a load from a constant pool.
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
594 bool isFPImmLegal(const APFloat &Imm, EVT VT) const override;
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
595
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
596 unsigned getJumpTableEncoding() const override;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
597
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
598 /// Emit a sign-extension using sll/sra, seb, or seh appropriately.
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
599 MachineBasicBlock *emitSignExtendToI32InReg(MachineInstr *MI,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
600 MachineBasicBlock *BB,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
601 unsigned Size, unsigned DstReg,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
602 unsigned SrcRec) const;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
603
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
604 MachineBasicBlock *emitAtomicBinary(MachineInstr *MI, MachineBasicBlock *BB,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
605 unsigned Size, unsigned BinOpcode, bool Nand = false) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 MachineBasicBlock *emitAtomicBinaryPartword(MachineInstr *MI,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
607 MachineBasicBlock *BB, unsigned Size, unsigned BinOpcode,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 bool Nand = false) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
609 MachineBasicBlock *emitAtomicCmpSwap(MachineInstr *MI,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
610 MachineBasicBlock *BB, unsigned Size) const;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 MachineBasicBlock *emitAtomicCmpSwapPartword(MachineInstr *MI,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
612 MachineBasicBlock *BB, unsigned Size) const;
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
613 MachineBasicBlock *emitSEL_D(MachineInstr *MI, MachineBasicBlock *BB) const;
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
614 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
615
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
616 /// Create MipsTargetLowering objects.
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
617 const MipsTargetLowering *
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
618 createMips16TargetLowering(MipsTargetMachine &TM, const MipsSubtarget &STI);
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
619 const MipsTargetLowering *
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
620 createMipsSETargetLowering(MipsTargetMachine &TM, const MipsSubtarget &STI);
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
621
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
622 namespace Mips {
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
623 FastISel *createFastISel(FunctionLoweringInfo &funcInfo,
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
624 const TargetLibraryInfo *libInfo);
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
625 }
0
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
626 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
627
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
628 #endif