if ((rotr32(Imm, RotAmt) & ~255U) == 0)
return (32-RotAmt)&31; // HW rotates right, not left.
if ((rotr32(Imm, RotAmt) & ~255U) == 0)
return (32-RotAmt)&31; // HW rotates right, not left.
unsigned RotAmt2 = TZ2 & ~1;
if ((rotr32(Imm, RotAmt2) & ~255U) == 0)
return (32-RotAmt2)&31; // HW rotates right, not left.
unsigned RotAmt2 = TZ2 & ~1;
if ((rotr32(Imm, RotAmt2) & ~255U) == 0)
return (32-RotAmt2)&31; // HW rotates right, not left.