MLBEDSW-6710: Revert Tensorflow 2.9

Tensorflow 2.9 contains a bug for int16x8 without biases.

Revert "MLBEDSW-6635: Update to TensorFlow 2.9"

This reverts commit 93f492bae9c4dd16a1f64b851b237263695ee03e.

Signed-off-by: Johan Alfven <johan.alfven@arm.com>
Change-Id: I366d201ce4134a877d333be2aade546dfcb5d6d7

1 files changed, 32 insertions, 5 deletions

diff --git a/ethosu/vela/tflite/Uint16Vector.py b/ethosu/vela/tflite/Uint16Vector.py
index 750e52a4..55d49f57 100644
--- a/ethosu/vela/tflite/Uint16Vector.py
+++ b/ethosu/vela/tflite/Uint16Vector.py
@@ -3,17 +3,27 @@
 # namespace: tflite
 
 import flatbuffers
+from flatbuffers.compat import import_numpy
+np = import_numpy()
 
 class Uint16Vector(object):
     __slots__ = ['_tab']
 
     @classmethod
-    def GetRootAsUint16Vector(cls, buf, offset):
+    def GetRootAs(cls, buf, offset=0):
         n = flatbuffers.encode.Get(flatbuffers.packer.uoffset, buf, offset)
         x = Uint16Vector()
         x.Init(buf, n + offset)
         return x
 
+    @classmethod
+    def GetRootAsUint16Vector(cls, buf, offset=0):
+        """This method is deprecated. Please switch to GetRootAs."""
+        return cls.GetRootAs(buf, offset)
+    @classmethod
+    def Uint16VectorBufferHasIdentifier(cls, buf, offset, size_prefixed=False):
+        return flatbuffers.util.BufferHasIdentifier(buf, offset, b"\x54\x46\x4C\x33", size_prefixed=size_prefixed)
+
     # Uint16Vector
     def Init(self, buf, pos):
         self._tab = flatbuffers.table.Table(buf, pos)
@@ -40,7 +50,24 @@ class Uint16Vector(object):
             return self._tab.VectorLen(o)
         return 0
 
-def Uint16VectorStart(builder): builder.StartObject(1)
-def Uint16VectorAddValues(builder, values): builder.PrependUOffsetTRelativeSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(values), 0)
-def Uint16VectorStartValuesVector(builder, numElems): return builder.StartVector(2, numElems, 2)
-def Uint16VectorEnd(builder): return builder.EndObject()
+    # Uint16Vector
+    def ValuesIsNone(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(4))
+        return o == 0
+
+def Start(builder): builder.StartObject(1)
+def Uint16VectorStart(builder):
+    """This method is deprecated. Please switch to Start."""
+    return Start(builder)
+def AddValues(builder, values): builder.PrependUOffsetTRelativeSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(values), 0)
+def Uint16VectorAddValues(builder, values):
+    """This method is deprecated. Please switch to AddValues."""
+    return AddValues(builder, values)
+def StartValuesVector(builder, numElems): return builder.StartVector(2, numElems, 2)
+def Uint16VectorStartValuesVector(builder, numElems):
+    """This method is deprecated. Please switch to Start."""
+    return StartValuesVector(builder, numElems)
+def End(builder): return builder.EndObject()
+def Uint16VectorEnd(builder):
+    """This method is deprecated. Please switch to End."""
+    return End(builder)
\ No newline at end of file