RM3 307 ext/pcre/pcrelib/pcre_exec.c enum { RM1=1, RM2, RM3, RM4, RM5, RM6, RM7, RM8, RM9, RM10, RM3 55 ext/pcre/pcrelib/sljit/sljitNativeARM_T2_32.c #define RM3(rm) (reg_map[rm] << 6)