23   struct VReg {  struct
24     VReg() : value_(kNoValue) {}  in VReg()  argument
25     VReg(PhiInstruction* phi) : value_(phi->virtual_register()) {}  // NOLINT  in VReg()  argument
26     explicit VReg(int value) : value_(value) {}  in VReg()  function
30   typedef std::pair<VReg, VReg> VRegPair;  argument
51     TestOperand(TestOperandType type, VReg vreg, int value = kNoValue)
55     VReg vreg_;
59   static TestOperand Same() { return TestOperand(kSameAsFirst, VReg()); }  in Same()
63     return TestOperand(type, VReg(), index);  in ExplicitReg()
66   static TestOperand Reg(VReg vreg, int index = kNoValue) {
72   static TestOperand Reg(int index = kNoValue) { return Reg(VReg(), index); }
74   static TestOperand Slot(VReg vreg, int index = kNoValue) {
80   static TestOperand Slot(int index = kNoValue) { return Slot(VReg(), index); }
84     return TestOperand(kConstant, VReg(), index);  in Const()
87   static TestOperand Use(VReg vreg) { return TestOperand(kNone, vreg); }  in Use()
89   static TestOperand Use() { return Use(VReg()); }  in Use()
91   static TestOperand Unique(VReg vreg) { return TestOperand(kUnique, vreg); }  in Unique()
93   static TestOperand UniqueReg(VReg vreg) {  in UniqueReg()
139   VReg Define(TestOperand output_op);
140   VReg Parameter(TestOperand output_op = Reg()) { return Define(output_op); }
143   Instruction* Return(VReg vreg) { return Return(Reg(vreg, 0)); }  in Return()
145   PhiInstruction* Phi(VReg incoming_vreg_0 = VReg(),
146                       VReg incoming_vreg_1 = VReg(),
147                       VReg incoming_vreg_2 = VReg(),
148                       VReg incoming_vreg_3 = VReg());
149   PhiInstruction* Phi(VReg incoming_vreg_0, size_t input_count);
150   void SetInput(PhiInstruction* phi, size_t input, VReg vreg);
152   VReg DefineConstant(int32_t imm = 0);
159   VReg EmitOI(TestOperand output_op, size_t input_size, TestOperand* inputs);
160   VReg EmitOI(TestOperand output_op, TestOperand input_op_0 = TestOperand(),
171   VReg EmitCall(TestOperand output_op, size_t input_size, TestOperand* inputs);
172   VReg EmitCall(TestOperand output_op, TestOperand input_op_0 = TestOperand(),
185   VReg NewReg() { return VReg(sequence()->NextVirtualRegister()); }  in NewReg()
187   static TestOperand Invalid() { return TestOperand(kInvalid, VReg()); }  in Invalid()
211   InstructionOperand ConvertOutputOp(VReg vreg, TestOperand op);