diff --git a/rtl/configs/.gitignore b/rtl/configs/.gitignore
index 47341ffa..d628dca5 100644
--- a/rtl/configs/.gitignore
+++ b/rtl/configs/.gitignore
@@ -1 +1,2 @@
-*.v
\ No newline at end of file
+*.v
+*.sh
diff --git a/rtl/gen_synth_configs.py b/rtl/gen_synth_configs.py
index a0653150..56d8b528 100755
--- a/rtl/gen_synth_configs.py
+++ b/rtl/gen_synth_configs.py
@@ -4,25 +4,22 @@ import glob
 
 config_location = 'configs'
 
-name_template = '{clusters}cl-{cores}c-{warps}w-{threads}t-{l2}Kl2-{dcache}Kd-{icache}Ki{name_suffix}.v'
+name_template = '{clusters}cl-{cores}c-{warps}w-{threads}t-{l2}Kl2-{dcache}Kd-{icache}Ki{name_suffix}.sh'
 
 template = """
-`ifndef VX_DEFINE_SYNTH
-`define VX_DEFINE_SYNTH
 
-`define NT {threads}
-`define NW {warps}
-`define NUMBER_CORES_PER_CLUSTER {cores}
-`define NUMBER_CLUSTERS {clusters}
-`define DCACHE_SIZE_BYTES {dcachek}
-`define ICACHE_SIZE_BYTES {icachek}
+export V_NT={threads}
+export V_NW={warps}
+export V_NUMBER_CORES_PER_CLUSTER={cores}
+export V_NUMBER_CLUSTERS={clusters}
+export V_DCACHE_SIZE_BYTES={dcachek}
+export V_ICACHE_SIZE_BYTES={icachek}
 
-// L2 Cache size
-`define LLCACHE_SIZE_BYTES {l2k}
+# L2 Cache size
+export V_LLCACHE_SIZE_BYTES={l2k}
 
 {codegen}
 
-`endif
 """
 
 # cluster, cores, warps, threads, l2, dcache, icache
@@ -39,23 +36,13 @@ configs = [
     (2, 4, 8, 8, 16, 8, 1),
 ]
 
-files = glob.glob(config_location + '/*')
+files = glob.glob(config_location + '/*.sh')
 for f in files:
     os.remove(f)
 
 for clusters, cores, warps, threads, l2, dcache, icache in configs:
     l2k, dcachek, icachek = 1024 * l2, 1024 * dcache, 1024 * icache
-    for force_mlab in [False]:
-        name_suffix = ''
-        if force_mlab:
-            name_suffix += '-mlab'
-        with open(config_location + '/' + name_template.format(**locals()), 'w') as f:
-            codegen = ''
-            if force_mlab:
-                codegen += '\n`define QUEUE_FORCE_MLAB 1'
-            else:
-                codegen += '\n// `define QUEUE_FORCE_MLAB 1'
-
-            codegen += '\n\n// Use l3 cache (required for cluster behavior)'
-
-            f.write(template.format(**locals()))
+    name_suffix = ''
+    with open(config_location + '/' + name_template.format(**locals()), 'w') as f:
+        codegen = ''
+        f.write(template.format(**locals()))