}
		break
	}
	// match: (Select1 (DIVVU x (MOVVconst [1])))
	// result: x
	for {
		if v_0.Op != OpMIPS64DIVVU {
			break
		}
		_ = v_0.Args[1]
		x := v_0.Args[0]
		v_0_1 := v_0.Args[1]
		if v_0_1.Op != OpMIPS64MOVVconst || auxIntToInt64(v_0_1.AuxInt) != 1 {
			break
		}
		v.copyOf(x)
		return true
	}
	// match: (Select1 (DIVVU x (MOVVconst [c])))
	// cond: isPowerOfTwo64(c)

	SYSCALL
	MOVW	R4, errno+16(FP)
	RET

// func usleep(usec uint32)
TEXT runtime·usleep(SB),NOSPLIT,$16-4
	MOVWU	usec+0(FP), R7
	MOVV	$1000, R6
	MULVU	R6, R7, R7
	MOVV	$1000000000, R6

	DIVVU	R6, R7, R5	// ts->tv_sec
	REMVU	R6, R7, R4	// ts->tv_nsec
	MOVV	R5, 8(R3)
	MOVV	R4, 16(R3)

	// nanosleep(&ts, 0)
	ADDV	$8, R3, R4
	MOVV	R0, R5
	MOVV	$SYS_nanosleep, R11
	SYSCALL
	RET

func rewriteValueLOONG64_OpLOONG64DIVVU(v *Value) bool {
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	// match: (DIVVU x (MOVVconst [1]))
	// result: x
	for {
		x := v_0
		if v_1.Op != OpLOONG64MOVVconst || auxIntToInt64(v_1.AuxInt) != 1 {
			break
		}
		v.copyOf(x)
		return true
	}
	// match: (DIVVU x (MOVVconst [c]))
	// cond: isPowerOfTwo64(c)
	// result: (SRLVconst [log64(c)] x)
	for {

			},
			outputs: []outputInfo{
				{0, 1071644664}, // R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R23 R24 R25 R26 R27 R28 R29 R31
			},
		},
	},
	{
		name:   "DIVVU",
		argLen: 2,
		asm:    loong64.ADIVVU,
		reg: regInfo{
			inputs: []inputInfo{
				{0, 1073741816}, // R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 g R23 R24 R25 R26 R27 R28 R29 R31