REX               378 ext/pcre/pcrelib/sljit/sljitNativeX86_64.c 		rex |= REX;
REX              2684 ext/pcre/pcrelib/sljit/sljitNativeX86_common.c 		*inst++ = (reg_map[TMP_REG1] <= 7) ? REX : REX_B;
REX              2688 ext/pcre/pcrelib/sljit/sljitNativeX86_common.c 		*inst++ = REX | (reg_map[TMP_REG1] <= 7 ? 0 : REX_R) | (reg_map[dst] <= 7 ? 0 : REX_B);
REX              2700 ext/pcre/pcrelib/sljit/sljitNativeX86_common.c 	*inst++ = (reg_map[reg] <= 7) ? REX : REX_B;