WARNING! Access to this system is limited to authorised users only.
Unauthorised users may be subject to prosecution.
Unauthorised access to this system is a criminal offence under Australian law (Federal Crimes Act 1914 Part VIA)
It is a criminal offence to:
(1) Obtain access to data without authority. -Penalty 2 years imprisonment.
(2) Damage, delete, alter or insert data without authority. -Penalty 10 years imprisonment.
User activity is monitored and recorded. Anyone using this system expressly consents to such monitoring and recording.

To protect your data, the CISO officer has suggested users to enable 2FA as soon as possible.
Currently 2.7% of users enabled 2FA.

ssavariables.scala 9.26 KB
Newer Older
Kunshan Wang's avatar
Kunshan Wang committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
package uvm.ssavariables

import uvm._
import uvm.comminsts._
import uvm.types._

abstract class SSAVariable extends IdentifiedSettable

// Global variables: Constants, Global Cells and Functions (Function is defined in controlFlow.scala)

abstract class GlobalVariable extends SSAVariable

abstract class Constant extends GlobalVariable {
  var constTy: Type
}

case class ConstInt(var constTy: Type, var num: BigInt) extends Constant

case class ConstFloat(var constTy: Type, var num: Float) extends Constant

case class ConstDouble(var constTy: Type, var num: Double) extends Constant

case class ConstStruct(var constTy: Type, var fields: Seq[GlobalVariable]) extends Constant

case class ConstNull(var constTy: Type) extends Constant

Kunshan Wang's avatar
Kunshan Wang committed
27
28
case class ConstVector(var constTy: Type, var elems: Seq[Constant]) extends Constant

Kunshan Wang's avatar
Kunshan Wang committed
29
30
31
32
case class GlobalCell(var cellTy: Type) extends GlobalVariable

// Local variables: Parameters and Instructions

Kunshan Wang's avatar
Kunshan Wang committed
33
abstract class LocalVariable extends SSAVariable
Kunshan Wang's avatar
Kunshan Wang committed
34

Kunshan Wang's avatar
Kunshan Wang committed
35
case class Parameter(var funcVer: FuncVer, var index: Int) extends LocalVariable
Kunshan Wang's avatar
Kunshan Wang committed
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109

// Instructions

abstract class Instruction extends LocalVariable

/// enumerations

object BinOptr extends Enumeration {
  type BinOptr = Value
  val ADD, SUB, MUL, UDIV, SDIV, UREM, SREM, SHL, LSHR, ASHR, AND, OR, XOR = Value
  val FADD, FSUB, FMUL, FDIV, FREM = Value
}

import uvm.ssavariables.BinOptr.BinOptr

object CmpOptr extends Enumeration {
  type CmpOptr = Value
  val EQ, NE, ULT, ULE, UGT, UGE, SLT, SLE, SGT, SGE = Value
  val FTRUE, FFALSE, FORD, FOEQ, FONE, FOLT, FOLE, FOGT, FOGE = Value
  val FUNO, FUEQ, FUNE, FULT, FULE, FUGT, FUGE = Value
}

import uvm.ssavariables.CmpOptr.CmpOptr

object ConvOptr extends Enumeration {
  type ConvOptr = Value
  val TRUNC, ZEXT, SEXT, FPTRUNC, FPEXT, FPTOUI, FPTOSI, UITOFP, SITOFP, BITCAST, REFCAST = Value
}

import uvm.ssavariables.ConvOptr.ConvOptr

object MemoryOrder extends Enumeration {
  type MemoryOrder = Value
  val NOT_ATOMIC, RELAXED, CONSUME, ACQUIRE, RELEASE, ACQ_REL, SEQ_CST = Value
}

import uvm.ssavariables.MemoryOrder.MemoryOrder

object AtomicRMWOptr extends Enumeration {
  type AtomicRMWOptr = Value
  val XCHG, ADD, SUB, AND, NAND, OR, XOR, MIN, MAX, UMIN, UMAX = Value
}

import uvm.ssavariables.AtomicRMWOptr.AtomicRMWOptr

object CallConv extends Enumeration {
  type CallConv = Value
  val DEFAULT = Value
}

import uvm.ssavariables.CallConv.CallConv

/// Abstract instructions and traits

trait HasTypeList extends Instruction {
  var typeList: Seq[Type]
}

trait HasArgList extends Instruction {
  var argList: Seq[SSAVariable]
}

trait CallLike extends HasArgList {
  var sig: FuncSig
  var callee: SSAVariable
}

case class ExcClause(val nor: BasicBlock, val exc: BasicBlock)

trait HasExcClause extends Instruction {
  var excClause: Option[ExcClause]
}

trait HasKeepAliveClause extends Instruction {
Kunshan Wang's avatar
Kunshan Wang committed
110
  var keepAlives: Seq[LocalVariable]
Kunshan Wang's avatar
Kunshan Wang committed
111
112
113
114
115
116
}

abstract class AbstractCall extends CallLike

abstract class AbstractRet extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
117
abstract class AbstractAlloc extends HasExcClause {
Kunshan Wang's avatar
Kunshan Wang committed
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
  def allocTy: Type
}

trait FixedAlloc extends AbstractAlloc

trait HybridAlloc extends AbstractAlloc {
  def length: SSAVariable
}

abstract class HeapAlloc extends AbstractAlloc

abstract class StackAlloc extends AbstractAlloc

abstract class AbstractTrap extends HasKeepAliveClause {
  var retTy: Type
}

abstract class CurStackAction
case class RetWith(var retTy: Type) extends CurStackAction
case class KillOld() extends CurStackAction

abstract class NewStackAction
Kunshan Wang's avatar
Kunshan Wang committed
140
141
case class PassValue(var argTy: Type, var arg: SSAVariable) extends NewStackAction
case class PassVoid() extends NewStackAction
Kunshan Wang's avatar
Kunshan Wang committed
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
case class ThrowExc(var exc: SSAVariable) extends NewStackAction

/// Concrete instructions
case class InstBinOp(var op: BinOptr, var opndTy: Type, var op1: SSAVariable, var op2: SSAVariable,
                     var excClause: Option[ExcClause]) extends HasExcClause

case class InstCmp(var op: CmpOptr, var opndTy: Type, var op1: SSAVariable, var op2: SSAVariable) extends Instruction

case class InstConv(var op: ConvOptr, var fromTy: Type, var toTy: Type, var opnd: SSAVariable) extends Instruction

case class InstSelect(var opndTy: Type, var condTy: Type,
                      var cond: SSAVariable, var ifTrue: SSAVariable, var ifFalse: SSAVariable) extends Instruction

case class InstBranch(var dest: BasicBlock) extends Instruction

case class InstBranch2(var cond: SSAVariable, var ifTrue: BasicBlock, var ifFalse: BasicBlock) extends Instruction

case class InstSwitch(var opndTy: Type, var opnd: SSAVariable, var defDest: BasicBlock,
                      var cases: Seq[(SSAVariable, BasicBlock)]) extends Instruction

case class InstPhi(var opndTy: Type, var cases: Seq[(BasicBlock, SSAVariable)]) extends Instruction

case class InstCall(var sig: FuncSig, var callee: SSAVariable, var argList: Seq[SSAVariable],
Kunshan Wang's avatar
Kunshan Wang committed
165
                    var excClause: Option[ExcClause], var keepAlives: Seq[LocalVariable]
Kunshan Wang's avatar
Kunshan Wang committed
166
167
168
169
170
171
172
173
174
175
176
177
                    ) extends AbstractCall with HasExcClause with HasKeepAliveClause

case class InstTailCall(var sig: FuncSig, var callee: SSAVariable, var argList: Seq[SSAVariable]) extends AbstractCall

case class InstRet(var retTy: Type, var retVal: SSAVariable) extends AbstractRet

case class InstRetVoid() extends AbstractRet

case class InstThrow(var excVal: SSAVariable) extends Instruction

case class InstLandingPad() extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
178
case class InstExtractValue(var strTy: TypeStruct, var index: Int, var opnd: SSAVariable) extends Instruction
Kunshan Wang's avatar
Kunshan Wang committed
179
180


Kunshan Wang's avatar
Kunshan Wang committed
181
case class InstInsertValue(var strTy: TypeStruct, var index: Int, var opnd: SSAVariable, var newVal: SSAVariable) extends Instruction
Kunshan Wang's avatar
Kunshan Wang committed
182

Kunshan Wang's avatar
Kunshan Wang committed
183
case class InstExtractElement(var vecTy: TypeVector, var indTy: TypeInt,
Kunshan Wang's avatar
Kunshan Wang committed
184
185
                              var opnd: SSAVariable, var index: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
186
case class InstInsertElement(var vecTy: TypeVector, var indTy: TypeInt,
Kunshan Wang's avatar
Kunshan Wang committed
187
188
                             var opnd: SSAVariable, var index: SSAVariable, var newVal: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
189
case class InstShuffleVector(var vecTy: TypeVector, var maskTy: TypeVector,
Kunshan Wang's avatar
Kunshan Wang committed
190
191
                             var vec1: SSAVariable, var vec2: SSAVariable, var mask: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
192
case class InstNew(var allocTy: Type, var excClause: Option[ExcClause]) extends HeapAlloc with FixedAlloc
Kunshan Wang's avatar
Kunshan Wang committed
193

Kunshan Wang's avatar
Kunshan Wang committed
194
case class InstNewHybrid(var allocTy: TypeHybrid, var length: SSAVariable, var excClause: Option[ExcClause]) extends HeapAlloc with HybridAlloc
Kunshan Wang's avatar
Kunshan Wang committed
195

Kunshan Wang's avatar
Kunshan Wang committed
196
case class InstAlloca(var allocTy: Type, var excClause: Option[ExcClause]) extends StackAlloc with FixedAlloc
Kunshan Wang's avatar
Kunshan Wang committed
197

Kunshan Wang's avatar
Kunshan Wang committed
198
case class InstAllocaHybrid(var allocTy: TypeHybrid, var length: SSAVariable, var excClause: Option[ExcClause]) extends StackAlloc with HybridAlloc
Kunshan Wang's avatar
Kunshan Wang committed
199
200
201

case class InstGetIRef(var referentTy: Type, var opnd: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
202
case class InstGetFieldIRef(var referentTy: TypeStruct, var index: Int, var opnd: SSAVariable) extends Instruction
Kunshan Wang's avatar
Kunshan Wang committed
203

Kunshan Wang's avatar
Kunshan Wang committed
204
case class InstGetElemIRef(var referentTy: AbstractSeqType, var indTy: TypeInt,
Kunshan Wang's avatar
Kunshan Wang committed
205
206
207
208
209
                           var opnd: SSAVariable, var index: SSAVariable) extends Instruction

case class InstShiftIRef(var referentTy: Type, var offTy: TypeInt,
                         var opnd: SSAVariable, var offset: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
210
case class InstGetFixedPartIRef(var referentTy: TypeHybrid, var opnd: SSAVariable) extends Instruction
Kunshan Wang's avatar
Kunshan Wang committed
211

Kunshan Wang's avatar
Kunshan Wang committed
212
case class InstGetVarPartIRef(var referentTy: TypeHybrid, var opnd: SSAVariable) extends Instruction
Kunshan Wang's avatar
Kunshan Wang committed
213
214
215
216
217
218
219
220
221
222
223
224
225

case class InstLoad(var ord: MemoryOrder, var referentTy: Type, var loc: SSAVariable) extends Instruction

case class InstStore(var ord: MemoryOrder, var referentTy: Type, var loc: SSAVariable, var newVal: SSAVariable) extends Instruction

case class InstCmpXchg(var weak: Boolean, var ordSucc: MemoryOrder, var ordFail: MemoryOrder, var referentTy: Type,
                       var loc: SSAVariable, var expected: SSAVariable, var desired: SSAVariable)  extends Instruction

case class InstFence(var ord: MemoryOrder) extends Instruction

case class InstAtomicRMW(var ord: MemoryOrder, var op: AtomicRMWOptr,
                         var referentTy: Type, var loc: SSAVariable, var opnd: SSAVariable) extends Instruction

Kunshan Wang's avatar
Kunshan Wang committed
226
case class InstTrap(var retTy: Type, var excClause: Option[ExcClause], var keepAlives: Seq[LocalVariable]) extends AbstractTrap
Kunshan Wang's avatar
Kunshan Wang committed
227
228
229

case class InstWatchPoint(var wpID: Int, var retTy: Type,
                          var dis: BasicBlock, var ena: BasicBlock, var exc: Option[BasicBlock],
Kunshan Wang's avatar
Kunshan Wang committed
230
                          var keepAlives: Seq[LocalVariable]) extends AbstractTrap
Kunshan Wang's avatar
Kunshan Wang committed
231
232
233
234
235
236
237
238

case class InstCCall(var callConv: CallConv, var funcTy: Type,
                     var sig: FuncSig, var callee: SSAVariable, var argList: Seq[SSAVariable]) extends CallLike

case class InstNewStack(var sig: FuncSig, var callee: SSAVariable, var argList: Seq[SSAVariable],
                        var excClause: Option[ExcClause]) extends CallLike with HasExcClause

case class InstSwapStack(var swappee: SSAVariable, var curStackAction: CurStackAction, var newStackAction: NewStackAction,
Kunshan Wang's avatar
Kunshan Wang committed
239
                         var excClause: Option[ExcClause], var keepAlives: Seq[LocalVariable]) extends HasExcClause with HasKeepAliveClause
Kunshan Wang's avatar
Kunshan Wang committed
240
241

case class InstCommInst(var inst: CommInst, var typeList: Seq[Type], var argList: Seq[SSAVariable],
Kunshan Wang's avatar
Kunshan Wang committed
242
                        var excClause: Option[ExcClause], var keepAlives: Seq[LocalVariable])
Kunshan Wang's avatar
Kunshan Wang committed
243
  extends HasTypeList with HasArgList with HasExcClause with HasKeepAliveClause