func bitcheck32_var(a, b uint32) (n int) {
	// amd64:"BTL"
	if a&(1<<(b&31)) != 0 {
		return 1
	}
	// amd64:"BTL",-"BT.\t[$]0"
	if (b>>(a&31))&1 != 0 {
		return 1
	}
	return 0
}

func bitcheck32_mask(a uint32) (n int) {
	// amd64:"BTL\t[$]31"
	if a&0x80000000 != 0 {
		return 1
	}
	// amd64:"BTL\t[$]27"
	if a&0x8000000 != 0 {
		return 1
	}
	// amd64:"BTL\t[$]0"
	if a&0x1 != 0 {