Add pickle target

cheshire.mk

@@ -7,6 +7,7 @@
 # Paul Scheffler <[email protected]>
 
 BENDER ?= bender
+MORTY  ?= morty
 
 VLOG_ARGS ?= -suppress 2583 -suppress 13314
 VSIM      ?= vsim
@@ -163,6 +164,17 @@ $(CHS_ROOT)/target/xilinx/scripts/add_sources.tcl: Bender.yml
 
 CHS_XILINX_ALL += $(CHS_ROOT)/target/xilinx/scripts/add_sources.tcl
 
+#############
+# Pickle    #
+#############
+
+$(CHS_ROOT)/target/pickle/sources.json: Bender.yml Bender.lock
+	$(BENDER) sources -t fpga -t cv64a6_imafdcsclic_sv39 -t cva6 -f > $@
+
+$(CHS_ROOT)/target/pickle/%.sv: $(CHS_ROOT)/target/pickle/sources.json
+	$(MORTY) -f $^ --top $* -i --sequential --propagate_defines -o $@
+
+
 #################################
 # Phonies (KEEP AT END OF FILE) #
 #################################

target/pickle/.gitignore

@@ -0,0 +1,2 @@
+sources.json
+*.sv

target/pickle/get_config.py

@@ -0,0 +1,34 @@
+import sys
+import time
+from pyslang import *
+
+class ModuleVisitor:
+    def __init__(self, file_in: str):
+        self.tree = SyntaxTree.fromText(file_in)
+        self.comp = Compilation()
+        self.comp.addSyntaxTree(self.tree)
+        # Analysis results; contains per-transform dicts indexed by *syntax source start offsets*!
+        # self.compinfo = defaultdict(dict)
+        # self.compinfo['__eval'] = EvalContext(self.comp)
+        # self.compinfo['__iterate'] = self._iterate_member
+
+    def traverse(self) -> str:
+        # Analyze compilation first and collect info
+        self.comp.getRoot().visit(self._comp_visit)
+        #return self._rewrite_member(self.tree.root)
+
+    def _comp_visit(self, sym):
+        print(sym)
+        #if isinstance(sym, AssignmentExpression):
+        #    analyze_assignment(self.compinfo, sym)
+        #elif isinstance(sym, Expression):
+        #    analyze_expression(self.compinfo, sym)
+
+def main(file_in: str, top_module: str):
+    ModuleVisitor(file_in).traverse()
+
+
+
+# TODO: cmdline parser!
+if __name__ == '__main__':
+    sys.exit(main('cheshire_soc.sv', 'cheshire_soc'))