Merge branch 'update' into 'master'

Update hexagon nn to 0x00021401

See merge request deep-computing/mace!1249

third_party/nnlib/ops.h

@@ -169,6 +169,7 @@ DEF_OP(BitwiseOr_int32)
 DEF_OP(BitwiseXor_int32)
 DEF_OP(Shape_int32)
 DEF_OP(Pack_int32)
+DEF_OP(Pack_f)
 DEF_OP(MirrorPad_f)
 DEF_OP(MirrorPad_8)
 DEF_OP(ResizeNearestNeighbor_f)
@@ -486,7 +487,7 @@ DEF_OP(Close_q_qint16)
 DEF_OP(QuantizedPad_V2_8)
 DEF_OP(BoxWithNmsLimit_f)
 DEF_OP(BoxWithNmsLimit_q8q16)
-DEF_OP(L2Normalize_8)
+DEF_OP_WREF(L2Normalize_8)
 DEF_OP(Close_boxes_quint16)
 DEF_OP(DepthwiseSupernode_16x16p16to16)
 DEF_OP(DepthwiseSupernode_16x16p16to16_d32)
@@ -501,8 +502,17 @@ DEF_OP(LSHProjection)
 DEF_OP(Requantize_8to8)
 DEF_OP(InputSupernode_16x16p16to16_outd32)
 DEF_OP(InputSupernode_16x16p32to16_outd32)
+DEF_OP(Requantize_8to8_d32)
 
 DEF_OP_WREF(QuantizedCorrelation1d_8x8to8)
+DEF_OP(Unpack_int32)
+DEF_OP(Unpack_f)
+DEF_OP(Close_q_qint32)
+
+DEF_OP(SsdDetectionOut)
+DEF_OP(QuantizedTransposeConv2d_8x8p8to8)
+DEF_OP(QuantizedPack_8)
+DEF_OP(QuantizedUnpack_8)
 // Add new operations above this line
 #ifdef __SELF_DEF_OP_WREF
 #undef __SELF_DEF_OP_WREF