MLBEDSW-8111: Update to TensorFlow 2.14

- Update to TensorFlow 2.14 and minimum required Python version to 3.9.
- Update version pins on NumPy and FlatBuffers.
- Add constraint to Offset attribute of StridedSlice operator

Change-Id: I8c7122def963202e5f47e92b62be607935ed05cf
Signed-off-by: Rickard Bolin <rickard.bolin@arm.com>

1 files changed, 21 insertions, 1 deletions

diff --git a/ethosu/vela/tflite/Buffer.py b/ethosu/vela/tflite/Buffer.py
index e9d45a51..4629ded4 100644
--- a/ethosu/vela/tflite/Buffer.py
+++ b/ethosu/vela/tflite/Buffer.py
@@ -55,7 +55,21 @@ class Buffer(object):
         o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(4))
         return o == 0
 
-def BufferStart(builder): builder.StartObject(1)
+    # Buffer
+    def Offset(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(6))
+        if o != 0:
+            return self._tab.Get(flatbuffers.number_types.Uint64Flags, o + self._tab.Pos)
+        return 0
+
+    # Buffer
+    def Size(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(8))
+        if o != 0:
+            return self._tab.Get(flatbuffers.number_types.Uint64Flags, o + self._tab.Pos)
+        return 0
+
+def BufferStart(builder): builder.StartObject(3)
 def Start(builder):
     return BufferStart(builder)
 def BufferAddData(builder, data): builder.PrependUOffsetTRelativeSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(data), 0)
@@ -64,6 +78,12 @@ def AddData(builder, data):
 def BufferStartDataVector(builder, numElems): return builder.StartVector(1, numElems, 1)
 def StartDataVector(builder, numElems):
     return BufferStartDataVector(builder, numElems)
+def BufferAddOffset(builder, offset): builder.PrependUint64Slot(1, offset, 0)
+def AddOffset(builder, offset):
+    return BufferAddOffset(builder, offset)
+def BufferAddSize(builder, size): builder.PrependUint64Slot(2, size, 0)
+def AddSize(builder, size):
+    return BufferAddSize(builder, size)
 def BufferEnd(builder): return builder.EndObject()
 def End(builder):
     return BufferEnd(builder)
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