1 files changed, 3 insertions, 0 deletions

diff --git a/src/lj_cconv.h b/src/lj_cconv.h
index 494f9d4e..47c14596 100644
--- a/src/lj_cconv.h
+++ b/src/lj_cconv.h
@@ -48,6 +48,9 @@ static LJ_AINLINE uint32_t cconv_idx(CTInfo info)
 #define CCF_SAME        0x00000004u
 #define CCF_IGNQUAL     0x00000008u
 
+#define CCF_ARG_SHIFT   8
+#define CCF_ARG(n)      ((n) << CCF_ARG_SHIFT)
+#define CCF_GETARG(f)   ((f) >> CCF_ARG_SHIFT)
 
 LJ_FUNC int lj_cconv_compatptr(CTState *cts, CType *d, CType *s, CTInfo flags);
 LJ_FUNC void lj_cconv_ct_ct(CTState *cts, CType *d, CType *s,