Lines Matching defs:RCB
453 const TargetRegisterClass *RCB =
497 else if (RCB && RCB->hasSuperClassEq(RCS))
498 RCB = nullptr;
499 if (RCA || RCB) {
501 RCA = RCB;
502 RCB = nullptr;
505 unsigned NRegs = !!RCA + !!RCB;
506 if (RCA == RCB)
507 RCB = nullptr;
511 if (RCB == nullptr) {
515 registerPressureSetExceedsLimit(1, RCB, MBB)) {