FIX eliminate activation after bidirectional rnn

Enrico Lupi · Enrico Lupi · commit 4c3d26ee6b42 · 2025-06-12T16:41:26.000+02:00
diff --git a/hls4ml/converters/keras_v2_to_hls.py b/hls4ml/converters/keras_v2_to_hls.py
@@ -241,7 +241,7 @@ def parse_keras_model(model_arch, reader):
         'HGQ>UnaryLUT',
     ]
     # Recurrent layers
-    recurrent_layers = ['SimpleRNN', 'LSTM', 'GRU', 'QSimpleRNN', 'QLSTM', 'QGRU', 'BLSTM', 'BGRU']
+    recurrent_layers = ['SimpleRNN', 'LSTM', 'GRU', 'QSimpleRNN', 'QLSTM', 'QGRU', 'BidirectionalLSTM', 'BidirectionalGRU']
     # All supported layers
     supported_layers = get_supported_keras_layers() + skip_layers
 

Original file line number	Diff line number	Diff line change
`@@ -241,7 +241,7 @@ def parse_keras_model(model_arch, reader):`
`241`	`241`	`'HGQ>UnaryLUT',`
`242`	`242`	`]`
`243`	`243`	`# Recurrent layers`
`244`		`- recurrent_layers = ['SimpleRNN', 'LSTM', 'GRU', 'QSimpleRNN', 'QLSTM', 'QGRU', 'BLSTM', 'BGRU']`
	`244`	`+ recurrent_layers = ['SimpleRNN', 'LSTM', 'GRU', 'QSimpleRNN', 'QLSTM', 'QGRU', 'BidirectionalLSTM', 'BidirectionalGRU']`
`245`	`245`	`# All supported layers`
`246`	`246`	`supported_layers = get_supported_keras_layers() + skip_layers`
`247`	`247`