Lines Matching defs:CSR
51 const MCPhysReg *CSR = TRI->getCalleeSavedRegs(MF);
52 if (Update || CSR != CalleeSaved) {
53 // Build a CSRNum map. Every CSR alias gets an entry pointing to the last
54 // overlapping CSR.
57 for (unsigned N = 0; unsigned Reg = CSR[N]; ++N)
59 CSRNum[*AI] = N + 1; // 0 means no CSR, 1 means CalleeSaved[0], ...
62 CalleeSaved = CSR;
77 /// registers filtered out. Volatile registers come first followed by CSR
78 /// aliases ordered according to the CSR order specified by the target.
107 // PhysReg aliases a CSR, save it for later.
119 // CSR aliases go after the volatile registers, preserve the target's order.