Added TENSOR_QUANT8_SYMM type.

Test: none
Change-Id: I02fc8698b3f80e1ae2a318e5cde593c6d7222bac
diff --git a/neuralnetworks/1.2/vts/functional/ValidateModel.cpp b/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
index 1bbb203..a0f11eb 100644
--- a/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
+++ b/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
@@ -161,6 +161,7 @@
         case OperandType::TENSOR_FLOAT32:
         case OperandType::TENSOR_INT32:
         case OperandType::TENSOR_QUANT8_ASYMM:
+        case OperandType::TENSOR_QUANT8_SYMM:
         case OperandType::TENSOR_QUANT16_ASYMM:
         case OperandType::TENSOR_QUANT16_SYMM:
         case OperandType::TENSOR_QUANT8_SYMM_PER_CHANNEL:
@@ -199,6 +200,7 @@
             return 1.0f;
         case OperandType::TENSOR_INT32:
             return -1.0f;
+        case OperandType::TENSOR_QUANT8_SYMM:
         case OperandType::TENSOR_QUANT8_ASYMM:
         case OperandType::TENSOR_QUANT16_ASYMM:
         case OperandType::TENSOR_QUANT16_SYMM:
@@ -235,6 +237,8 @@
             return {1};
         case OperandType::TENSOR_QUANT8_ASYMM:
             return {-1, 256};
+        case OperandType::TENSOR_QUANT8_SYMM:
+          return {-129, -1, 1, 128};
         case OperandType::TENSOR_QUANT16_ASYMM:
             return {-1, 65536};
         case OperandType::TENSOR_QUANT16_SYMM:
@@ -292,6 +296,7 @@
             newOperand.zeroPoint = 0;
             break;
         case OperandType::TENSOR_QUANT8_ASYMM:
+        case OperandType::TENSOR_QUANT8_SYMM:
         case OperandType::TENSOR_QUANT16_ASYMM:
         case OperandType::TENSOR_QUANT16_SYMM:
             newOperand.dimensions =