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-rw-r--r--arch/arm64/kernel/insn.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/kernel/insn.c b/arch/arm64/kernel/insn.c
index d801a7094076..513b29c3e735 100644
--- a/arch/arm64/kernel/insn.c
+++ b/arch/arm64/kernel/insn.c
@@ -1268,6 +1268,19 @@ u32 aarch64_insn_gen_logical_shifted_reg(enum aarch64_insn_register dst,
return aarch64_insn_encode_immediate(AARCH64_INSN_IMM_6, insn, shift);
}
+/*
+ * MOV (register) is architecturally an alias of ORR (shifted register) where
+ * MOV <*d>, <*m> is equivalent to ORR <*d>, <*ZR>, <*m>
+ */
+u32 aarch64_insn_gen_move_reg(enum aarch64_insn_register dst,
+ enum aarch64_insn_register src,
+ enum aarch64_insn_variant variant)
+{
+ return aarch64_insn_gen_logical_shifted_reg(dst, AARCH64_INSN_REG_ZR,
+ src, 0, variant,
+ AARCH64_INSN_LOGIC_ORR);
+}
+
u32 aarch64_insn_gen_adr(unsigned long pc, unsigned long addr,
enum aarch64_insn_register reg,
enum aarch64_insn_adr_type type)