fix memory issue in yosys synth for icarus

diff --git a/simsoc.ys b/simsoc.ys
index 3bd115f6fbc2be8b98d29480a26a550d99012e59..be21ccbb467cac02112fb8c4a07a66812b1c684e 100644 (file)
--- a/simsoc.ys
+++ b/simsoc.ys
@@ -14,6 +14,8 @@ read_verilog  ../uart16550/rtl/verilog/uart_wb.v
 read_verilog  ./external_core_top.v
 
 delete w:$verilog_initial_trigger
+proc
+memory
 proc_prune
 proc_clean
 proc_rmdead
@@ -25,7 +27,11 @@ proc_mux
 proc_rmdead
 proc_clean
 pmuxtree
-memory_collect
+#opt_mem
+#opt_mem_priority
+#opt_mem_feedback
+#opt_clean
+#memory_collect
 extract_fa
 clean
 opt