LOONGARCH_GPR_A1
id = kvm_read_reg(vcpu, LOONGARCH_GPR_A1);
kvm_read_reg(vcpu, LOONGARCH_GPR_A1),
vcpu->run->hypercall.args[1] = kvm_read_reg(vcpu, LOONGARCH_GPR_A1);
emit_insn(ctx, addid, LOONGARCH_GPR_A1, LOONGARCH_GPR_FP, -run_ctx_off);
move_imm(ctx, LOONGARCH_GPR_A1, (const s64)p->insnsi, false);
move_reg(ctx, LOONGARCH_GPR_A1, LOONGARCH_GPR_S1);
[BPF_REG_2] = LOONGARCH_GPR_A1,
u8 a1 = LOONGARCH_GPR_A1;