// RUN: FileCheck -input-file %s %s
op1 r1
op2 r1, r2
; CHECK: op1 [[REG:r[0-9]]]
; CHECK-NEXT: op2 [[REG]]
op3 r16, r18, r21
op4 r30, r18, r21
; CHECK: op3 {{r[0-9]+}}, [[REGa:r[0-9]+]], [[REGb:r[0-9]+]]
; CHECK-NEXT: op4 {{r[0-9]+}}, [[REGa]], [[REGb]]