[Transform] support synth resource analysis mode for AnnotateRes

src/finn/analysis/fpgadataflow/hls_synth_res_estimation.py

@@ -34,9 +34,9 @@ import finn.util.basic as util
 
 
 def hls_synth_res_estimation(model):
-    """Extracts the results from the vivado synthesis.
+    """Extracts the FPGA resource results from the Vivado HLS synthesis estimates.
 
-    Returns {node name : resource estimation}."""
+    Returns {node name : resources_dict}."""
 
     res_dict = {}
     for node in model.graph.node:

src/finn/transformation/fpgadataflow/annotate_resources.py

@@ -31,6 +31,7 @@ from finn.transformation import Transformation
 from finn.transformation.move_reshape import _is_fpgadataflow_node
 from finn.analysis.fpgadataflow.res_estimation import res_estimation
 from finn.analysis.fpgadataflow.hls_synth_res_estimation import hls_synth_res_estimation
+from finn.analysis.fpgadataflow.post_synth_res import post_synth_res
 
 
 class AnnotateResources(Transformation):
@@ -53,6 +54,8 @@ class AnnotateResources(Transformation):
             res_fxn = res_estimation
         elif self.mode == "hls":
             res_fxn = hls_synth_res_estimation
+        elif self.mode == "synth":
+            res_fxn = post_synth_res
         else:
             raise Exception("Unrecognized mode for AnnotateResources")
         res_dict = model.analysis(res_fxn)