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diff --git a/gas/testsuite/gas/score/shift_32.s b/gas/testsuite/gas/score/shift_32.s
new file mode 100644
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+++ b/gas/testsuite/gas/score/shift_32.s
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+/*
+ * tests for shift instruction relaxation
+ *
+ * Author: libin
+ */
+
+.include "relaxation_macro.h"
+
+.macro _shift_op_pattern insn insn1
+  insn_32 "\insn r0,  r0,  0"
+  insn_32 "\insn r0,  r0,  31"
+  insn_32 "\insn r15, r15, 0"
+  insn_32 "\insn r15, r15, 31"
+
+  tran_16_32 "\insn! r0, 0", "\insn r0, r0, 0"
+
+  /* shouldn't alter */
+  insn_32 "\insn1 r0,  r0, 0"
+  insn_32 "\insn  r0,  r2, 0"
+  insn_32 "\insn  r16,  r16, 0"
+.endm
+
+.text
+/* slli/srli rD,rA,Imm5 -> slli!/srli! rD,Imm5 */
+_shift_op_pattern "slli", "slli.c"
+_shift_op_pattern "srli", "srli.c"