armlinux下调用opencl出错

[weixiaolian21]

在海思的板子上运行模型
编译出的TNNtest 能够调用ARM和opencl 正常运行，有个奇怪的是GPU运行比4个线程CPU运行慢

自己写的程序 能够运行在将device_type 设置成ARM时成功运行 但是设置成OPENCL时运行出错。

报错信息：
`
[1764]: unhandled level 1 translation fault (11) at 0x2b0000002f, esr 0x92000005
pgd = ffffffc03fc7c000
[2b0000002f] *pgd=0000000000000000, *pud=0000000000000000

CPU: 1 PID: 1764 Comm: dot_tnn Tainted: P O 4.9.37 #1
Hardware name: Hisilicon HI3559AV100 DEMO Board (DT)
task: ffffffc040716000 task.stack: ffffffc035fb0000
PC is at 0x7f9c27663c
LR is at 0x7fac9d1d28
pc : [<0000007f9c27663c>] lr : [<0000007fac9d1d28>] pstate: 60000000
sp : 0000007fd66f3270
x29: 0000007fd66f3270 x28: 3fffffffffffffff
x27: 0000000000aa31a0 x26: 0000007fd66f3650
x25: 0000007fd66f35a0 x24: 0000000001e90ce0
x23: 0000000002145cc0 x22: 00000000025409c0
x21: 0000007fd66f3688 x20: 0000000000000003
x19: 0000000000000002 x18: 0000000000000000
x17: 0000007facb072c0 x16: 0000007facae0338
x15: 0000000000000c26 x14: 0000000000000000
x13: ffffffffffff0000 x12: 0000000000000000
x11: 0000000000000010 x10: 0101010101010101
x9 : 0000000002027090 x8 : 0000000000000000
x7 : 0000007f9c276628 x6 : 0000000000000006
x5 : 0000007f9c276628 x4 : 0000002b00000027
x3 : 00000000021c20c0 x2 : 0000000000000008
x1 : 0000000000000002 x0 : 00000000020af600

Segmentation fault
`

[weixiaolian21]

是因为 构造mat类时 选择的device type错误 设置不同的devicetype时只需用更改 network_config.device_type = device_type_即可 构造输入输出矩阵时不需用改. arm中