Update test for rotate.

Author: mgudim

llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rotate-rv64.mir

@@ -18,9 +18,7 @@ body:             |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x10
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr = COPY $x11
-    ; CHECK-NEXT: [[SLLI:%[0-9]+]]:gpr = SLLI [[COPY1]], 32
-    ; CHECK-NEXT: [[SRLI:%[0-9]+]]:gpr = SRLI [[SLLI]], 32
-    ; CHECK-NEXT: [[ROLW:%[0-9]+]]:gpr = ROLW [[COPY]], [[SRLI]]
+    ; CHECK-NEXT: [[ROLW:%[0-9]+]]:gpr = ROLW [[COPY]], [[COPY1]]
     ; CHECK-NEXT: $x10 = COPY [[ROLW]]
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:gprb(s64) = COPY $x10
@@ -71,9 +69,7 @@ body:             |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x10
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr = COPY $x11
-    ; CHECK-NEXT: [[SLLI:%[0-9]+]]:gpr = SLLI [[COPY1]], 32
-    ; CHECK-NEXT: [[SRLI:%[0-9]+]]:gpr = SRLI [[SLLI]], 32
-    ; CHECK-NEXT: [[RORW:%[0-9]+]]:gpr = RORW [[COPY]], [[SRLI]]
+    ; CHECK-NEXT: [[RORW:%[0-9]+]]:gpr = RORW [[COPY]], [[COPY1]]
     ; CHECK-NEXT: $x10 = COPY [[RORW]]
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:gprb(s64) = COPY $x10