Only tune with exaustive tuning

src/targets/gpu/compile_ops.cpp

@@ -190,6 +190,7 @@ struct compile_manager
 {
     problem_cache pc;
     std::vector<compile_plan> cps;
+    bool exhaustive = false;
 
     template <class... Ts>
     void add_plan(Ts&&... xs)
@@ -199,6 +200,8 @@ struct compile_manager
 
     void update_configs()
     {
+        if (not exhaustive)
+            return;
         par_compile(cps.size(), [&](auto i) { cps[i].update_config(); });
     }
 
@@ -230,8 +233,7 @@ struct compile_manager
 void compile_ops::apply(module& m) const
 {
     compile_manager cm;
-    problem_cache pc;
-    std::vector<compile_plan> cps;
+    cm.exhaustive = exhaustive_tune;
     // Find all precompile opes
     for(auto ins : iterator_for(m))
     {

src/targets/gpu/include/migraphx/gpu/compile_ops.hpp

@@ -39,6 +39,7 @@ struct context;
 struct compile_ops
 {
     context* ctx = nullptr;
+    bool exhaustive_tune = false;
     std::string name() const { return "gpu::compile_ops"; }
     void apply(module& m) const;
 };

src/targets/gpu/target.cpp

@@ -154,7 +154,7 @@ std::vector<pass> target::get_passes(migraphx::context& gctx, const compile_opti
         dead_code_elimination{},
         adjust_allocation{gpu_allocation_model{}},
         dead_code_elimination{},
-        compile_ops{&ctx},
+        compile_ops{&ctx, options.exhaustive_tune},
         dead_code_elimination{},
         promote_literals{},
         dead_code_elimination{},