From c5090cd8673977c53041d2c0e073554aec9ca156 Mon Sep 17 00:00:00 2001
From: David Harris <david_harris@hmc.edu>
Date: Sun, 19 Feb 2023 20:05:39 -0800
Subject: [PATCH] Added noAtomic feature to swweep

---
 synthDC/Makefile      | 5 +++++
 synthDC/wallySynth.py | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/synthDC/Makefile b/synthDC/Makefile
index 034b2f86..5ea9677c 100755
--- a/synthDC/Makefile
+++ b/synthDC/Makefile
@@ -89,6 +89,7 @@ endif
 # when mod = noPriv, the privileged unit and PMP are disabled
 # when mod = noFPU, the FPU, privileged unit, and PMP are disabled
 # when mod = noMulDiv, the MDU, FPU, privileged unit, and PMP are disabled.
+# when mod = noAtomic, the Atomic, MDU, FPU, privileged unit, and PMP are disabled
 
 ifneq ($(MOD), orig)
 	# PMP 0
@@ -103,6 +104,10 @@ ifneq ($(MOD), noPriv)
 ifneq ($(MOD), noFPU)
 	# no muldiv
 	sed -i 's/1 *<< *12/0 << 12/' $(CONFIGDIR)/wally-config.vh
+ifneq ($(MOD), noMulDiv)
+	# no atomic
+	sed -i 's/1 *<< *0/0 << 0/' $(CONFIGDIR)/wally-config.vh
+endif
 endif
 endif
 endif
diff --git a/synthDC/wallySynth.py b/synthDC/wallySynth.py
index 831ffca2..139bcdd6 100755
--- a/synthDC/wallySynth.py
+++ b/synthDC/wallySynth.py
@@ -56,7 +56,7 @@ if __name__ == '__main__':
         defaultfreq = 500 if tech == 'sky90' else 1500
         freq = args.targetfreq if args.targetfreq else defaultfreq
         config = args.version if args.version else 'rv64gc'
-        for mod in ['noFPU', 'noMulDiv', 'noPriv', 'PMP0']: 
+        for mod in ['noAtomic', 'noFPU', 'noMulDiv', 'noPriv', 'PMP0']: 
             runSynth(config, mod, tech, freq, maxopt, usesram)
     else:
         defaultfreq = 500 if tech == 'sky90' else 1500