From a9fba260ec050794bd24e968c3dbd4e202b9d643 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johan=20Alfv=C3=A9n?= <johan.alfven@arm.com>
Date: Tue, 19 Jul 2022 12:26:32 +0200
Subject: 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
---
 ethosu/vela/tflite/SignatureDef.py | 62 ++++++++++++++++++++++++++++++++------
 1 file changed, 53 insertions(+), 9 deletions(-)

(limited to 'ethosu/vela/tflite/SignatureDef.py')

diff --git a/ethosu/vela/tflite/SignatureDef.py b/ethosu/vela/tflite/SignatureDef.py
index b9394a46..f75494b5 100644
--- a/ethosu/vela/tflite/SignatureDef.py
+++ b/ethosu/vela/tflite/SignatureDef.py
@@ -3,17 +3,27 @@
 # namespace: tflite
 
 import flatbuffers
+from flatbuffers.compat import import_numpy
+np = import_numpy()
 
 class SignatureDef(object):
     __slots__ = ['_tab']
 
     @classmethod
-    def GetRootAsSignatureDef(cls, buf, offset):
+    def GetRootAs(cls, buf, offset=0):
         n = flatbuffers.encode.Get(flatbuffers.packer.uoffset, buf, offset)
         x = SignatureDef()
         x.Init(buf, n + offset)
         return x
 
+    @classmethod
+    def GetRootAsSignatureDef(cls, buf, offset=0):
+        """This method is deprecated. Please switch to GetRootAs."""
+        return cls.GetRootAs(buf, offset)
+    @classmethod
+    def SignatureDefBufferHasIdentifier(cls, buf, offset, size_prefixed=False):
+        return flatbuffers.util.BufferHasIdentifier(buf, offset, b"\x54\x46\x4C\x33", size_prefixed=size_prefixed)
+
     # SignatureDef
     def Init(self, buf, pos):
         self._tab = flatbuffers.table.Table(buf, pos)
@@ -38,6 +48,11 @@ class SignatureDef(object):
             return self._tab.VectorLen(o)
         return 0
 
+    # SignatureDef
+    def InputsIsNone(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(4))
+        return o == 0
+
     # SignatureDef
     def Outputs(self, j):
         o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(6))
@@ -58,6 +73,11 @@ class SignatureDef(object):
             return self._tab.VectorLen(o)
         return 0
 
+    # SignatureDef
+    def OutputsIsNone(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(6))
+        return o == 0
+
     # SignatureDef
     def SignatureKey(self):
         o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(8))
@@ -72,11 +92,35 @@ class SignatureDef(object):
             return self._tab.Get(flatbuffers.number_types.Uint32Flags, o + self._tab.Pos)
         return 0
 
-def SignatureDefStart(builder): builder.StartObject(5)
-def SignatureDefAddInputs(builder, inputs): builder.PrependUOffsetTRelativeSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(inputs), 0)
-def SignatureDefStartInputsVector(builder, numElems): return builder.StartVector(4, numElems, 4)
-def SignatureDefAddOutputs(builder, outputs): builder.PrependUOffsetTRelativeSlot(1, flatbuffers.number_types.UOffsetTFlags.py_type(outputs), 0)
-def SignatureDefStartOutputsVector(builder, numElems): return builder.StartVector(4, numElems, 4)
-def SignatureDefAddSignatureKey(builder, signatureKey): builder.PrependUOffsetTRelativeSlot(2, flatbuffers.number_types.UOffsetTFlags.py_type(signatureKey), 0)
-def SignatureDefAddSubgraphIndex(builder, subgraphIndex): builder.PrependUint32Slot(4, subgraphIndex, 0)
-def SignatureDefEnd(builder): return builder.EndObject()
+def Start(builder): builder.StartObject(5)
+def SignatureDefStart(builder):
+    """This method is deprecated. Please switch to Start."""
+    return Start(builder)
+def AddInputs(builder, inputs): builder.PrependUOffsetTRelativeSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(inputs), 0)
+def SignatureDefAddInputs(builder, inputs):
+    """This method is deprecated. Please switch to AddInputs."""
+    return AddInputs(builder, inputs)
+def StartInputsVector(builder, numElems): return builder.StartVector(4, numElems, 4)
+def SignatureDefStartInputsVector(builder, numElems):
+    """This method is deprecated. Please switch to Start."""
+    return StartInputsVector(builder, numElems)
+def AddOutputs(builder, outputs): builder.PrependUOffsetTRelativeSlot(1, flatbuffers.number_types.UOffsetTFlags.py_type(outputs), 0)
+def SignatureDefAddOutputs(builder, outputs):
+    """This method is deprecated. Please switch to AddOutputs."""
+    return AddOutputs(builder, outputs)
+def StartOutputsVector(builder, numElems): return builder.StartVector(4, numElems, 4)
+def SignatureDefStartOutputsVector(builder, numElems):
+    """This method is deprecated. Please switch to Start."""
+    return StartOutputsVector(builder, numElems)
+def AddSignatureKey(builder, signatureKey): builder.PrependUOffsetTRelativeSlot(2, flatbuffers.number_types.UOffsetTFlags.py_type(signatureKey), 0)
+def SignatureDefAddSignatureKey(builder, signatureKey):
+    """This method is deprecated. Please switch to AddSignatureKey."""
+    return AddSignatureKey(builder, signatureKey)
+def AddSubgraphIndex(builder, subgraphIndex): builder.PrependUint32Slot(4, subgraphIndex, 0)
+def SignatureDefAddSubgraphIndex(builder, subgraphIndex):
+    """This method is deprecated. Please switch to AddSubgraphIndex."""
+    return AddSubgraphIndex(builder, subgraphIndex)
+def End(builder): return builder.EndObject()
+def SignatureDefEnd(builder):
+    """This method is deprecated. Please switch to End."""
+    return End(builder)
\ No newline at end of file
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