updates hip vector add examples

Author: MiloLurati

examples/hip/vector_add.py

@@ -29,10 +29,8 @@ def tune():
     tune_params = dict()
     tune_params["block_size_x"] = [128+64*i for i in range(15)]
 
-    results, env = tune_kernel("vector_add", kernel_string, size, args, tune_params, lang="HIP", log=logging.DEBUG)
-
-    # Store the tuning results in an output file
-    store_output_file("vector_add.json", results, tune_params)
+    results, env = tune_kernel("vector_add", kernel_string, size, args, tune_params, lang="HIP", 
+                               cache="vector_add_cache.json", log=logging.DEBUG)
 
     # Store the metadata of this run
     store_metadata_file("vector_add-metadata.json")

examples/hip/vector_add_simulation_mode.py

@@ -35,7 +35,7 @@ def tune():
     if os.path.isfile(filename):
         results, env = tune_kernel("vector_add", kernel_string, size, args, tune_params, 
                                 strategy="simulated_annealing",
-                                lang="HIP", simulation_mode=True, cache="vector_add.json")
+                                lang="HIP", simulation_mode=True, cache="vector_add_cache.json")
 
         # Store the tuning results in an output file
         store_output_file("vector_add_simulated_annealing.json", results, tune_params)