arch/loongarch/decode.c

18 unsigned long arch_jump_destination(struct instruction *insn)
20 	return insn->offset + (insn->immediate << 2);
79 				      struct instruction *insn)
83 		insn->type = INSN_JUMP_UNCONDITIONAL;
84 		insn->immediate = sign_extend64(inst.reg0i26_format.immediate_h << 16 |
88 		insn->type = INSN_CALL;
89 		insn->immediate = sign_extend64(inst.reg0i26_format.immediate_h << 16 |
100 				      struct instruction *insn)
106 		insn->type = INSN_JUMP_CONDITIONAL;
107 		insn->immediate = sign_extend64(inst.reg1i21_format.immediate_h << 16 |
118 				      struct instruction *insn,
126 			insn->immediate = sign_extend64(inst.reg2i12_format.immediate, 11);
130 				op->src.offset = insn->immediate;
139 			insn->immediate = sign_extend64(inst.reg2i12_format.immediate, 11);
143 				op->src.offset = insn->immediate;
152 			insn->immediate = sign_extend64(inst.reg2i12_format.immediate, 11);
158 				op->dest.offset = insn->immediate;
167 			insn->type = INSN_NOP;
177 				      struct instruction *insn,
185 			insn->immediate = sign_extend64(inst.reg2i14_format.immediate, 13);
189 				op->src.offset = insn->immediate;
203 			insn->immediate = sign_extend64(inst.reg2i14_format.immediate, 13);
209 				op->dest.offset = insn->immediate;
221 				      struct instruction *insn)
229 			insn->type = INSN_RETURN;
232 			insn->type = INSN_CALL_DYNAMIC;
240 			insn->type = INSN_CALL_DYNAMIC;
244 			insn->type = INSN_JUMP_DYNAMIC;
255 			insn->type = INSN_JUMP_UNCONDITIONAL;
256 			insn->immediate = sign_extend64(inst.reg2i16_format.immediate, 15);
265 		insn->type = INSN_JUMP_CONDITIONAL;
266 		insn->immediate = sign_extend64(inst.reg2i16_format.immediate, 15);
277 			    struct instruction *insn)
279 	struct stack_op **ops_list = &insn->stack_ops;
290 	insn->len = LOONGARCH_INSN_SIZE;
291 	insn->type = INSN_OTHER;
292 	insn->immediate = 0;
296 	if (decode_insn_reg0i26_fomat(inst, insn))
298 	if (decode_insn_reg1i21_fomat(inst, insn))
300 	if (decode_insn_reg2i12_fomat(inst, insn, ops_list, op))
302 	if (decode_insn_reg2i14_fomat(inst, insn, ops_list, op))
304 	if (decode_insn_reg2i16_fomat(inst, insn))
308 		insn->type = INSN_NOP;
311 		insn->type = INSN_BUG;
314 		insn->type = INSN_RETURN;