3x3 gemm in conv

ane/2_compile/simple/conv.plist

@@ -27,7 +27,7 @@
     <!-- Global array of weights -->
     <key>Weights</key>
     <array>
-      <string>../min.weights</string>
+      <string>../twos.weights</string>
     </array>
 
     <key>image</key>

ane/lib/testconv.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+from ane import ANE, ANETensor
+
+if __name__ == "__main__":
+  ane = ANE()
+
+  # 0x20 per row
+  tin = ANETensor(0x60)
+  tout = ANETensor(0x60)
+
+  tind = tin.data()
+  toutd = tout.data()
+
+  #tind[0:4] = [-1,1,-2,2]
+  tind[0] =  1
+  tind[0x20] = 2
+  tind[0x40] = 3
+  print("** before **")
+  print(tind)
+  print(toutd)
+
+  comp = ane.compile(open("../ops/conv.hwx", "rb").read())
+  ret = ane.run(comp, tin, tout)
+  print("** after **")
+  print(tind)
+  print(toutd)