R 64 arch/i386/i386/db_disasm.c #define R 5 /* register, in 'reg' field */ R 78 crypto/rmd160.c #define R(a, b, c, d, e, Fj, Kj, sj, rj) \ R 136 crypto/sha2.c #define R(b,x) ((x) >> (b))