68 #define SETHI(K, REG)	\  argument
69 	(F2(0, 0x4) | RD(REG) | (((K) >> 10) & 0x3fffff))
70 #define OR_LO(K, REG)	\  argument
71 	(F3(2, 0x02) | IMMED | RS1(REG) | ((K) & 0x3ff) | RD(REG))
126 #define emit_set_const(K, REG)					\  argument
128 	*prog++ = SETHI(K, REG);				\
130 	*prog++ = OR_LO(K, REG);				\
157 #define emit_alu_K(OPCODE, K)					\  argument
159 	if (K || OPCODE == AND || OPCODE == MUL) {		\
162 		if (is_simm13(K)) {				\
163 			*prog++ = _insn | IMMED | S13(K);	\
165 			emit_set_const(K, r_TMP);		\
171 #define emit_loadimm(K, DEST)						\  argument
173 	if (is_simm13(K)) {						\
175 		*prog++ = OR | IMMED | RS1(G0) | S13(K) | RD(DEST);	\
177 		emit_set_const(K, DEST);				\
391 			unsigned int K = filter[i].k;  in bpf_jit_compile()  local
403 				emit_alu_K(ADD, K);  in bpf_jit_compile()
409 				emit_alu_K(SUB, K);  in bpf_jit_compile()
415 				emit_alu_K(AND, K);  in bpf_jit_compile()
421 				emit_alu_K(OR, K);  in bpf_jit_compile()
428 				emit_alu_K(XOR, K);  in bpf_jit_compile()
434 				emit_alu_K(SLL, K);  in bpf_jit_compile()
440 				emit_alu_K(SRL, K);  in bpf_jit_compile()
446 				emit_alu_K(MUL, K);  in bpf_jit_compile()
449 				if (K == 1)  in bpf_jit_compile()
459 				emit_alu_K(DIV, K);  in bpf_jit_compile()
487 				if (!K) {  in bpf_jit_compile()
492 					emit_loadimm(K, r_A);  in bpf_jit_compile()
571 				emit_loadimm(K, r_A);  in bpf_jit_compile()
574 				emit_loadimm(K, r_X);  in bpf_jit_compile()
578 				emit_ldmem(K * 4, r_A);  in bpf_jit_compile()
582 				emit_ldmem(K * 4, r_X);  in bpf_jit_compile()
586 				emit_stmem(K * 4, r_A);  in bpf_jit_compile()
590 				emit_stmem(K * 4, r_X);  in bpf_jit_compile()
593 #define CHOOSE_LOAD_FUNC(K, func) \  in bpf_jit_compile()  argument
594 	((int)K < 0 ? ((int)K >= SKF_LL_OFF ? func##_negative_offset : func) : func##_positive_offset)  in bpf_jit_compile()
597 				func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_word);  in bpf_jit_compile()
599 				emit_loadimm(K, r_OFF);  in bpf_jit_compile()
603 				func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_half);  in bpf_jit_compile()
606 				func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_byte);  in bpf_jit_compile()
609 				func = CHOOSE_LOAD_FUNC(K, bpf_jit_load_byte_msh);  in bpf_jit_compile()
614 				if (K) {  in bpf_jit_compile()
615 					if (is_simm13(K)) {  in bpf_jit_compile()
616 						emit_addi(r_X, K, r_OFF);  in bpf_jit_compile()
618 						emit_loadimm(K, r_TMP);  in bpf_jit_compile()
633 				emit_jump(addrs[i + K]);  in bpf_jit_compile()
676 					if (is_simm13(K)) {  in bpf_jit_compile()
677 						emit_cmpi(r_A, K);  in bpf_jit_compile()
679 						emit_loadimm(K, r_TMP);  in bpf_jit_compile()
684 					if (is_simm13(K)) {  in bpf_jit_compile()
685 						emit_btsti(r_A, K);  in bpf_jit_compile()
687 						emit_loadimm(K, r_TMP);  in bpf_jit_compile()