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-rw-r--r--arch/arm64/il_macros.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/il_macros.h b/arch/arm64/il_macros.h
index c946e827..dfac029d 100644
--- a/arch/arm64/il_macros.h
+++ b/arch/arm64/il_macros.h
@@ -6,7 +6,7 @@
/* construct IL from a register id, immediate */
#define ILREG(R) il.Register(get_register_size(R), (R))
-#define ILSETREG(R, VALUE) il.SetRegister(get_register_size(R), (R), (VALUE))
+#define ILSETREG(R, VALUE) IS_ZERO_REG(R) ? (VALUE) : il.SetRegister(get_register_size(R), (R), (VALUE))
#define ILCONST(SZ, VAL) il.Const((SZ), (VAL))
/* helpers given a register id */