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// 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]]