-unsigned ARMBaseRegisterInfo::getRegisterNumbering(unsigned Reg) {
- using namespace ARM;
- switch (Reg) {
- default:
- llvm_unreachable("Unknown ARM register!");
- case R0: case S0: case D0: case Q0: return 0;
- case R1: case S1: case D1: case Q1: return 1;
- case R2: case S2: case D2: case Q2: return 2;
- case R3: case S3: case D3: case Q3: return 3;
- case R4: case S4: case D4: case Q4: return 4;
- case R5: case S5: case D5: case Q5: return 5;
- case R6: case S6: case D6: case Q6: return 6;
- case R7: case S7: case D7: case Q7: return 7;
- case R8: case S8: case D8: case Q8: return 8;
- case R9: case S9: case D9: case Q9: return 9;
- case R10: case S10: case D10: case Q10: return 10;
- case R11: case S11: case D11: case Q11: return 11;
- case R12: case S12: case D12: case Q12: return 12;
- case SP: case S13: case D13: case Q13: return 13;
- case LR: case S14: case D14: case Q14: return 14;
- case PC: case S15: case D15: case Q15: return 15;
-
- case S16: case D16: return 16;
- case S17: case D17: return 17;
- case S18: case D18: return 18;
- case S19: case D19: return 19;
- case S20: case D20: return 20;
- case S21: case D21: return 21;
- case S22: case D22: return 22;
- case S23: case D23: return 23;
- case S24: case D24: return 24;
- case S25: case D25: return 25;
- case S26: case D26: return 26;
- case S27: case D27: return 27;
- case S28: case D28: return 28;
- case S29: case D29: return 29;
- case S30: case D30: return 30;
- case S31: case D31: return 31;
- }
-}