arc/net/bpf_jit_arcv2.c

2495  * cond: The condition that the ARC branch instruction must use
2511  * The cond(ition) for the "bhi" is "CC_great_u".
2525 	 * "cond" of each "jmp[]" instance. e.g.:
2528 	 * arcv2_64_jccs.jmp[ARC_CC_UGT].cond[1]
2531 	 * is at offset "jit_off[1]" while its condition is "cond[1]".
2536 		u8 cond[JCC64_NR_OF_JMPS];
2553 		.cond = {CC_great_u, CC_less_u, CC_great_u}
2564 		.cond = {CC_great_u, CC_less_u, CC_great_eq_u}
2575 		.cond = {CC_less_u, CC_great_u, CC_less_u}
2586 		.cond = {CC_less_u, CC_great_u, CC_less_eq_u}
2597 		.cond = {CC_great_s, CC_less_s, CC_great_u}
2608 		.cond = {CC_great_s, CC_less_s, CC_great_eq_u}
2619 		.cond = {CC_less_s, CC_great_s, CC_less_u}
2630 		.cond = {CC_less_s, CC_great_s, CC_less_eq_u}
2712 static bool check_jcc_64(u32 curr_off, u32 targ_off, u8 cond)
2716 	if (cond >= ARC_CC_LAST)
2737 bool check_jmp_64(u32 curr_off, u32 targ_off, u8 cond)
2741 	switch (cond) {
2750 		return check_jcc_64(curr_off, targ_off, cond);
2804 static u8 gen_jcc_64(u8 *buf, u8 rd, u8 rs, u8 cond,
2809 	const u8 *cc = arcv2_64_jccs.jmp[cond].cond;
2839 u8 gen_jmp_64(u8 *buf, u8 rd, u8 rs, u8 cond, u32 curr_off, u32 targ_off)
2845 	switch (cond) {
2858 		len = gen_jcc_64(buf, rd, rs, cond, curr_off, targ_off);
2904 bool check_jmp_32(u32 curr_off, u32 targ_off, u8 cond)
2909 	if (cond >= ARC_CC_LAST)
2916 	addendum = (cond == ARC_CC_AL) ? 0 : INSN_len_normal;
2939 u8 gen_jmp_32(u8 *buf, u8 rd, u8 rs, u8 cond, u32 curr_off, u32 targ_off)
2949 	if (cond >= ARC_CC_LAST) {
2958 	if (cond != ARC_CC_AL) {
2959 		if (cond == ARC_CC_SET)
2969 		len += arc_bcc(BUF(buf, len), arcv2_32_jmps[cond], disp);