kernel/mem: Only use FF init in read-first emu for mem with init

diff --git a/kernel/mem.cc b/kernel/mem.cc
index 059f8f934612e7431720e29f512015eca3710653..e5e855ef7d4c874bf65fb331036fc03488c47bac 100644 (file)
--- a/kernel/mem.cc
+++ b/kernel/mem.cc
@@ -1633,7 +1633,10 @@ void Mem::emulate_read_first(FfInitVals *initvals) {
                ff_en.pol_clk = port.clk_polarity;
                ff_en.sig_d = compressed.first;
                ff_en.sig_q = new_en;;
-               ff_en.val_init = Const(State::S0, ff_en.width);
+               if (inits.empty())
+                       ff_en.val_init = Const(State::Sx, ff_en.width);
+               else
+                       ff_en.val_init = Const(State::S0, ff_en.width);
                ff_en.emit();
                port.data = new_data;
                port.addr = new_addr;