47 #define K0		26  macro
258 	UASM_i_LA(&p, K0, ST0_EXL | KSU_USER | ST0_BEV | ST0_KX_IF_64);  in kvm_mips_build_vcpu_run()
259 	uasm_i_mtc0(&p, K0, C0_STATUS);  in kvm_mips_build_vcpu_run()
263 	UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu_arch, guest_ebase), K1);  in kvm_mips_build_vcpu_run()
264 	build_set_exc_base(&p, K0);  in kvm_mips_build_vcpu_run()
271 	uasm_i_addiu(&p, K0, ZERO, ST0_EXL | KSU_USER | ST0_IE | ST0_KX_IF_64);  in kvm_mips_build_vcpu_run()
273 	uasm_i_or(&p, K0, K0, V0);  in kvm_mips_build_vcpu_run()
274 	uasm_i_mtc0(&p, K0, C0_STATUS);  in kvm_mips_build_vcpu_run()
311 		UASM_i_MFC0(&p, K0, C0_PWBASE);  in kvm_mips_build_enter_guest()
313 		UASM_i_MFC0(&p, K0, c0_kscratch(), pgd_reg);  in kvm_mips_build_enter_guest()
314 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu_arch, host_pgd), K1);  in kvm_mips_build_enter_guest()
337 	uasm_i_mfc0(&p, K0, C0_GUESTCTL0);  in kvm_mips_build_enter_guest()
338 	uasm_i_ins(&p, K0, V1, MIPS_GCTL0_GM_SHIFT, 1);  in kvm_mips_build_enter_guest()
339 	uasm_i_mtc0(&p, K0, C0_GUESTCTL0);  in kvm_mips_build_enter_guest()
363 	UASM_i_MFC0(&p, K0, C0_ENTRYHI);  in kvm_mips_build_enter_guest()
364 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu_arch, host_entryhi),  in kvm_mips_build_enter_guest()
392 	UASM_i_LW(&p, K0, 0, T3);  in kvm_mips_build_enter_guest()
404 	uasm_i_and(&p, K0, K0, T2);  in kvm_mips_build_enter_guest()
406 	uasm_i_andi(&p, K0, K0, MIPS_ENTRYHI_ASID);  in kvm_mips_build_enter_guest()
421 	 uasm_i_mtc0(&p, K0, C0_ENTRYHI);  in kvm_mips_build_enter_guest()
424 	uasm_i_mtc0(&p, K0, C0_ENTRYHI);  in kvm_mips_build_enter_guest()
435 		if (i == K0 || i == K1)  in kvm_mips_build_enter_guest()
442 	UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu_arch, hi), K1);  in kvm_mips_build_enter_guest()
443 	uasm_i_mthi(&p, K0);  in kvm_mips_build_enter_guest()
445 	UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu_arch, lo), K1);  in kvm_mips_build_enter_guest()
446 	uasm_i_mtlo(&p, K0);  in kvm_mips_build_enter_guest()
450 	UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu_arch, gprs[K0]), K1);  in kvm_mips_build_enter_guest()
490 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu, arch.gprs[K0]), K1);  in kvm_mips_build_tlb_refill_exception()
500 	uasm_i_lddir(&p, K0, K1, 3);  /* global page dir */  in kvm_mips_build_tlb_refill_exception()
502 	uasm_i_lddir(&p, K1, K0, 1);  /* middle page dir */  in kvm_mips_build_tlb_refill_exception()
520 	build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */  in kvm_mips_build_tlb_refill_exception()
522 	build_get_pgde32(&p, K0, K1); /* get pgd in K1 */  in kvm_mips_build_tlb_refill_exception()
527 	build_get_ptep(&p, K0, K1);  in kvm_mips_build_tlb_refill_exception()
528 	build_update_entries(&p, K0, K1);  in kvm_mips_build_tlb_refill_exception()
538 	UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu, arch.gprs[K0]), K1);  in kvm_mips_build_tlb_refill_exception()
577 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu_arch, gprs[K0]), K1);  in kvm_mips_build_exception()
625 		if (i == K0 || i == K1)  in kvm_mips_build_exit()
653 	UASM_i_MFC0(&p, K0, C0_EPC);  in kvm_mips_build_exit()
654 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu_arch, pc), K1);  in kvm_mips_build_exit()
656 	UASM_i_MFC0(&p, K0, C0_BADVADDR);  in kvm_mips_build_exit()
657 	UASM_i_SW(&p, K0, offsetof(struct kvm_vcpu_arch, host_cp0_badvaddr),  in kvm_mips_build_exit()
660 	uasm_i_mfc0(&p, K0, C0_CAUSE);  in kvm_mips_build_exit()
661 	uasm_i_sw(&p, K0, offsetof(struct kvm_vcpu_arch, host_cp0_cause), K1);  in kvm_mips_build_exit()
664 		uasm_i_mfc0(&p, K0, C0_BADINSTR);  in kvm_mips_build_exit()
665 		uasm_i_sw(&p, K0, offsetof(struct kvm_vcpu_arch,  in kvm_mips_build_exit()
670 		uasm_i_mfc0(&p, K0, C0_BADINSTRP);  in kvm_mips_build_exit()
671 		uasm_i_sw(&p, K0, offsetof(struct kvm_vcpu_arch,  in kvm_mips_build_exit()
682 	uasm_i_or(&p, K0, V0, AT);  in kvm_mips_build_exit()
684 	uasm_i_mtc0(&p, K0, C0_STATUS);  in kvm_mips_build_exit()
687 	UASM_i_LA_mostly(&p, K0, (long)&ebase);  in kvm_mips_build_exit()
688 	UASM_i_LW(&p, K0, uasm_rel_lo((long)&ebase), K0);  in kvm_mips_build_exit()
689 	build_set_exc_base(&p, K0);  in kvm_mips_build_exit()
726 		UASM_i_LW(&p, K0, offsetof(struct kvm_vcpu_arch, host_entryhi),  in kvm_mips_build_exit()
728 		UASM_i_MTC0(&p, K0, C0_ENTRYHI);  in kvm_mips_build_exit()
748 	uasm_i_mfc0(&p, K0, C0_GUESTCTL0);  in kvm_mips_build_exit()
749 	uasm_i_ins(&p, K0, ZERO, MIPS_GCTL0_GM_SHIFT, 1);  in kvm_mips_build_exit()
750 	uasm_i_mtc0(&p, K0, C0_GUESTCTL0);  in kvm_mips_build_exit()
753 	uasm_i_sw(&p, K0,  in kvm_mips_build_exit()
795 	kvm_mips_build_restore_scratch(&p, K0, SP);  in kvm_mips_build_exit()
798 	UASM_i_LA_mostly(&p, K0, (long)&hwrena);  in kvm_mips_build_exit()
799 	uasm_i_lw(&p, K0, uasm_rel_lo((long)&hwrena), K0);  in kvm_mips_build_exit()
800 	uasm_i_mtc0(&p, K0, C0_HWRENA);  in kvm_mips_build_exit()
893 	uasm_i_or(&p, K0, V1, AT);  in kvm_mips_build_ret_to_guest()
894 	uasm_i_mtc0(&p, K0, C0_STATUS);  in kvm_mips_build_ret_to_guest()
933 	uasm_i_sra(&p, K0, V0, 2);  in kvm_mips_build_ret_to_host()
934 	uasm_i_move(&p, V0, K0);  in kvm_mips_build_ret_to_host()
944 	UASM_i_LA_mostly(&p, K0, (long)&hwrena);  in kvm_mips_build_ret_to_host()
945 	uasm_i_lw(&p, K0, uasm_rel_lo((long)&hwrena), K0);  in kvm_mips_build_ret_to_host()
946 	uasm_i_mtc0(&p, K0, C0_HWRENA);  in kvm_mips_build_ret_to_host()