Add is_unranked flag to Tensors

This adds a bool field, is_unranked to TosaTensor in tosa.fbs
to indicate whether a tensor with shape = {} is an unranked tensor
or an 0-D tensor.
For older tosa files without this field, the default value is false.

Signed-off-by: Tai Ly <tai.ly@arm.com>
Change-Id: I86950050b522565509863c483cd3a3c1c50f8f69

1 files changed, 16 insertions, 4 deletions

diff --git a/include/tosa_generated.h b/include/tosa_generated.h
index b2805a8..2995c3a 100644
--- a/include/tosa_generated.h
+++ b/include/tosa_generated.h
@@ -2205,7 +2205,8 @@ struct TosaTensor FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
     VT_SHAPE = 6,
     VT_TYPE = 8,
     VT_DATA = 10,
-    VT_VARIABLE = 12
+    VT_VARIABLE = 12,
+    VT_IS_UNRANKED = 14
   };
   const ::flatbuffers::String *name() const {
     return GetPointer<const ::flatbuffers::String *>(VT_NAME);
@@ -2222,6 +2223,9 @@ struct TosaTensor FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
   bool variable() const {
     return GetField<uint8_t>(VT_VARIABLE, 0) != 0;
   }
+  bool is_unranked() const {
+    return GetField<uint8_t>(VT_IS_UNRANKED, 0) != 0;
+  }
   bool Verify(::flatbuffers::Verifier &verifier) const {
     return VerifyTableStart(verifier) &&
            VerifyOffset(verifier, VT_NAME) &&
@@ -2232,6 +2236,7 @@ struct TosaTensor FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
            VerifyOffset(verifier, VT_DATA) &&
            verifier.VerifyVector(data()) &&
            VerifyField<uint8_t>(verifier, VT_VARIABLE, 1) &&
+           VerifyField<uint8_t>(verifier, VT_IS_UNRANKED, 1) &&
            verifier.EndTable();
   }
 };
@@ -2255,6 +2260,9 @@ struct TosaTensorBuilder {
   void add_variable(bool variable) {
     fbb_.AddElement<uint8_t>(TosaTensor::VT_VARIABLE, static_cast<uint8_t>(variable), 0);
   }
+  void add_is_unranked(bool is_unranked) {
+    fbb_.AddElement<uint8_t>(TosaTensor::VT_IS_UNRANKED, static_cast<uint8_t>(is_unranked), 0);
+  }
   explicit TosaTensorBuilder(::flatbuffers::FlatBufferBuilder &_fbb)
         : fbb_(_fbb) {
     start_ = fbb_.StartTable();
@@ -2272,12 +2280,14 @@ inline ::flatbuffers::Offset<TosaTensor> CreateTosaTensor(
     ::flatbuffers::Offset<::flatbuffers::Vector<int32_t>> shape = 0,
     tosa::DType type = tosa::DType_UNKNOWN,
     ::flatbuffers::Offset<::flatbuffers::Vector<uint8_t>> data = 0,
-    bool variable = false) {
+    bool variable = false,
+    bool is_unranked = false) {
   TosaTensorBuilder builder_(_fbb);
   builder_.add_data(data);
   builder_.add_type(type);
   builder_.add_shape(shape);
   builder_.add_name(name);
+  builder_.add_is_unranked(is_unranked);
   builder_.add_variable(variable);
   return builder_.Finish();
 }
@@ -2288,7 +2298,8 @@ inline ::flatbuffers::Offset<TosaTensor> CreateTosaTensorDirect(
     const std::vector<int32_t> *shape = nullptr,
     tosa::DType type = tosa::DType_UNKNOWN,
     const std::vector<uint8_t> *data = nullptr,
-    bool variable = false) {
+    bool variable = false,
+    bool is_unranked = false) {
   auto name__ = name ? _fbb.CreateString(name) : 0;
   auto shape__ = shape ? _fbb.CreateVector<int32_t>(*shape) : 0;
   if (data) { _fbb.ForceVectorAlignment(data->size(), sizeof(uint8_t), 8); }
@@ -2299,7 +2310,8 @@ inline ::flatbuffers::Offset<TosaTensor> CreateTosaTensorDirect(
       shape__,
       type,
       data__,
-      variable);
+      variable,
+      is_unranked);
 }
 
 struct TosaOperator FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {