63   bool isLoadInst(unsigned Opcode);
77                   unsigned Opcode);
97 static bool isST(unsigned Opcode) {  in isST()  argument
98   return Opcode == BPF::STB_imm || Opcode == BPF::STH_imm ||  in isST()
99          Opcode == BPF::STW_imm || Opcode == BPF::STD_imm;  in isST()
102 static bool isSTX32(unsigned Opcode) {  in isSTX32()  argument
103   return Opcode == BPF::STB32 || Opcode == BPF::STH32 || Opcode == BPF::STW32;  in isSTX32()
106 static bool isSTX64(unsigned Opcode) {  in isSTX64()  argument
107   return Opcode == BPF::STB || Opcode == BPF::STH || Opcode == BPF::STW ||  in isSTX64()
108          Opcode == BPF::STD;  in isSTX64()
111 static bool isLDX32(unsigned Opcode) {  in isLDX32()  argument
112   return Opcode == BPF::LDB32 || Opcode == BPF::LDH32 || Opcode == BPF::LDW32;  in isLDX32()
115 static bool isLDX64(unsigned Opcode) {  in isLDX64()  argument
116   return Opcode == BPF::LDB || Opcode == BPF::LDH || Opcode == BPF::LDW ||  in isLDX64()
117          Opcode == BPF::LDD;  in isLDX64()
120 static bool isLDSX(unsigned Opcode) {  in isLDSX()  argument
121   return Opcode == BPF::LDBSX || Opcode == BPF::LDHSX || Opcode == BPF::LDWSX;  in isLDSX()
124 bool BPFMISimplifyPatchable::isLoadInst(unsigned Opcode) {  in isLoadInst()  argument
125   return isLDX32(Opcode) || isLDX64(Opcode) || isLDSX(Opcode);  in isLoadInst()
144     unsigned Opcode = DefInst->getOpcode();  in checkADDrr()  local
146     if (isLDX64(Opcode) || isLDSX(Opcode))  in checkADDrr()
148     else if (isLDX32(Opcode))  in checkADDrr()
150     else if (isSTX64(Opcode) || isSTX32(Opcode) || isST(Opcode))  in checkADDrr()
163     if (isSTX64(Opcode) || isSTX32(Opcode)) {  in checkADDrr()
170         .add(DefInst->getOperand(0)).addImm(Opcode).add(*BaseOp)  in checkADDrr()
178     unsigned Opcode) {  in checkShift()  argument
185       .add(Inst->getOperand(0)).addImm(Opcode)  in checkShift()
208         unsigned Opcode = I->getParent()->getOpcode();  in processCandidate()  local
209         if (Opcode == BPF::SUBREG_TO_REG) {  in processCandidate()
288   unsigned Opcode = Inst->getOpcode();  in processInst()  local
289   if (isLoadInst(Opcode)) {  in processInst()
294   if (Opcode == BPF::ADD_rr)  in processInst()
296   else if (Opcode == BPF::SLL_rr)  in processInst()
298   else if (Opcode == BPF::SRA_rr)  in processInst()
300   else if (Opcode == BPF::SRL_rr)  in processInst()