[circle2circle] Add fuse_rsqrt option (Samsung#13002)

This adds a new fuse_rsqrt option.

ONE-DCO-1.0-Signed-off-by: Hyukjin Jeong <[email protected]>

compiler/circle2circle/src/Circle2Circle.cpp

@@ -124,6 +124,7 @@ int entry(int argc, char **argv)
              "This will fuse BatchNorm operators of pre-activations to Convolution operator");
   add_switch(arser, "--fuse_prelu", "This will fuse operators to PReLU operator");
   add_switch(arser, "--fuse_gelu", "This will fuse operators to GeLU operator");
+  add_switch(arser, "--fuse_rsqrt", "This will fuse operators to Rsqrt operator");
   add_switch(arser, "--remove_duplicate_const", "This will remove all duplicate constant nodes");
   add_switch(arser, "--remove_fakequant", "This will remove FakeQuant operators");
   add_switch(arser, "--remove_gather_guard",
@@ -317,6 +318,8 @@ int entry(int argc, char **argv)
     options->enable(Algorithms::FusePRelu);
   if (arser.get<bool>("--fuse_gelu"))
     options->enable(Algorithms::FuseGelu);
+  if (arser.get<bool>("--fuse_rsqrt"))
+    options->enable(Algorithms::FuseRsqrt);
   if (arser.get<bool>("--fuse_transpose_with_mean"))
     options->enable(Algorithms::FuseTransposeWithMean);
   if (arser.get<bool>("--remove_duplicate_const"))