237     static bool replaceReg(Register OldR, Register NewR,
241     static bool replaceRegWithSub(Register OldR, Register NewR, unsigned NewSR,
243     static bool replaceSubWithSub(Register OldR, unsigned OldSR, Register NewR,
383 bool HexagonBitSimplify::replaceReg(Register OldR, Register NewR,  in replaceReg()  argument
385   if (!OldR.isVirtual() || !NewR.isVirtual())  in replaceReg()
387   auto Begin = MRI.use_begin(OldR), End = MRI.use_end();  in replaceReg()
396 bool HexagonBitSimplify::replaceRegWithSub(Register OldR, Register NewR,  in replaceRegWithSub()  argument
399   if (!OldR.isVirtual() || !NewR.isVirtual())  in replaceRegWithSub()
401   if (hasTiedUse(OldR, MRI, NewSR))  in replaceRegWithSub()
403   auto Begin = MRI.use_begin(OldR), End = MRI.use_end();  in replaceRegWithSub()
413 bool HexagonBitSimplify::replaceSubWithSub(Register OldR, unsigned OldSR,  in replaceSubWithSub()  argument
416   if (!OldR.isVirtual() || !NewR.isVirtual())  in replaceSubWithSub()
418   if (OldSR != NewSR && hasTiedUse(OldR, MRI, NewSR))  in replaceSubWithSub()
420   auto Begin = MRI.use_begin(OldR), End = MRI.use_end();  in replaceSubWithSub()