389                                unsigned FrameReg, int &Offset,  in rewriteT2FrameIndex()  argument
401     Offset += MI.getOperand(FrameRegIdx+1).getImm();  in rewriteT2FrameIndex()
404     if (Offset == 0 && getInstrPredicate(&MI, PredReg) == ARMCC::AL) {  in rewriteT2FrameIndex()
418     if (Offset < 0) {  in rewriteT2FrameIndex()
419       Offset = -Offset;  in rewriteT2FrameIndex()
427     if (ARM_AM::getT2SOImmVal(Offset) != -1) {  in rewriteT2FrameIndex()
429       MI.getOperand(FrameRegIdx+1).ChangeToImmediate(Offset);  in rewriteT2FrameIndex()
433       Offset = 0;  in rewriteT2FrameIndex()
437     if (Offset < 4096 &&  in rewriteT2FrameIndex()
442       MI.getOperand(FrameRegIdx+1).ChangeToImmediate(Offset);  in rewriteT2FrameIndex()
446       Offset = 0;  in rewriteT2FrameIndex()
452     unsigned RotAmt = CountLeadingZeros_32(Offset);  in rewriteT2FrameIndex()
453     unsigned ThisImmVal = Offset & ARM_AM::rotr32(0xff000000U, RotAmt);  in rewriteT2FrameIndex()
456     Offset &= ~ThisImmVal;  in rewriteT2FrameIndex()
478         return Offset == 0;  in rewriteT2FrameIndex()
493       Offset += MI.getOperand(FrameRegIdx+1).getImm();  in rewriteT2FrameIndex()
494       if (Offset < 0) {  in rewriteT2FrameIndex()
498         Offset = -Offset;  in rewriteT2FrameIndex()
511       Offset += InstrOffs * 4;  in rewriteT2FrameIndex()
512       assert((Offset & (Scale-1)) == 0 && "Can't encode this offset!");  in rewriteT2FrameIndex()
513       if (Offset < 0) {  in rewriteT2FrameIndex()
514         Offset = -Offset;  in rewriteT2FrameIndex()
528     int ImmedOffset = Offset / Scale;  in rewriteT2FrameIndex()
530     if ((unsigned)Offset <= Mask * Scale) {  in rewriteT2FrameIndex()
541       Offset = 0;  in rewriteT2FrameIndex()
559     Offset &= ~(Mask*Scale);  in rewriteT2FrameIndex()
562   Offset = (isSub) ? -Offset : Offset;  in rewriteT2FrameIndex()
563   return Offset == 0;  in rewriteT2FrameIndex()