config: Switch from the print statement to the print function.

Change-Id: I701fa58cfcfa2767ce9ad24da314a053889878d0
Reviewed-on: https://gem5-review.googlesource.com/8762
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Anthony Gutierrez <anthony.gutierrez@amd.com>
Maintainer: Gabe Black <gabeblack@google.com>

3 files changed, 28 insertions, 22 deletions

diff --git a/configs/dram/lat_mem_rd.py b/configs/dram/lat_mem_rd.py
index dc0cfcbb8..dc80bd287 100644
--- a/configs/dram/lat_mem_rd.py
+++ b/configs/dram/lat_mem_rd.py
@@ -35,6 +35,8 @@
 #
 # Authors: Andreas Hansson
 
+from __future__ import print_function
+
 import gzip
 import optparse
 import os
@@ -60,22 +62,22 @@ import protolib
 try:
     import packet_pb2
 except:
-    print "Did not find packet proto definitions, attempting to generate"
+    print("Did not find packet proto definitions, attempting to generate")
     from subprocess import call
     error = call(['protoc', '--python_out=configs/dram',
                   '--proto_path=src/proto', 'src/proto/packet.proto'])
     if not error:
-        print "Generated packet proto definitions"
+        print("Generated packet proto definitions")
 
         try:
             import google.protobuf
         except:
-            print "Please install the Python protobuf module"
+            print("Please install the Python protobuf module")
             exit(-1)
 
         import packet_pb2
     else:
-        print "Failed to import packet proto definitions"
+        print("Failed to import packet proto definitions")
         exit(-1)
 
 parser = optparse.OptionParser()
@@ -92,7 +94,7 @@ parser.add_option("--reuse-trace", action="store_true",
 (options, args) = parser.parse_args()
 
 if args:
-    print "Error: script doesn't take any positional arguments"
+    print("Error: script doesn't take any positional arguments")
     sys.exit(1)
 
 # start by creating the system itself, using a multi-layer 2.0 GHz
@@ -171,7 +173,7 @@ def create_trace(filename, max_addr, burst_size, itt):
     try:
         proto_out = gzip.open(filename, 'wb')
     except IOError:
-        print "Failed to open ", filename, " for writing"
+        print("Failed to open ", filename, " for writing")
         exit(-1)
 
     # write the magic number in 4-byte Little Endian, similar to what
@@ -208,7 +210,7 @@ def create_trace(filename, max_addr, burst_size, itt):
     proto_out.close()
 
 # this will take a while, so keep the user informed
-print "Generating traces, please wait..."
+print("Generating traces, please wait...")
 
 nxt_range = 0
 nxt_state = 0
@@ -304,6 +306,6 @@ m5.instantiate()
 m5.simulate(nxt_state * period)
 
 # print all we need to make sense of the stats output
-print "lat_mem_rd with %d iterations, ranges:" % iterations
+print("lat_mem_rd with %d iterations, ranges:" % iterations)
 for r in ranges:
-    print r
+    print(r)
diff --git a/configs/dram/low_power_sweep.py b/configs/dram/low_power_sweep.py
index 9adfcaff0..2aa64906f 100644
--- a/configs/dram/low_power_sweep.py
+++ b/configs/dram/low_power_sweep.py
@@ -36,6 +36,8 @@
 # Authors: Radhika Jagtap
 #          Andreas Hansson
 
+from __future__ import print_function
+
 import argparse
 
 import m5
@@ -239,13 +241,13 @@ m5.instantiate()
 # Simulate for exactly as long as it takes to go through all the states
 # This is why sim exists.
 m5.simulate(nxt_state * period + idle_period)
-print "--- Done DRAM low power sweep ---"
-print "Fixed params - "
-print "\tburst: %d, banks: %d, max stride: %d, itt min: %s ns" %  \
-  (burst_size, nbr_banks, max_stride, itt_min)
-print "Swept params - "
-print "\titt max multiples input:", itt_max_multiples
-print "\titt max values", itt_max_values
-print "\tbank utilization values", bank_util_values
-print "\tstride values:", stride_values
-print "Traffic gen config file:", cfg_file_name
+print("--- Done DRAM low power sweep ---")
+print("Fixed params - ")
+print("\tburst: %d, banks: %d, max stride: %d, itt min: %s ns" %  \
+  (burst_size, nbr_banks, max_stride, itt_min))
+print("Swept params - ")
+print("\titt max multiples input:", itt_max_multiples)
+print("\titt max values", itt_max_values)
+print("\tbank utilization values", bank_util_values)
+print("\tstride values:", stride_values)
+print("Traffic gen config file:", cfg_file_name)
diff --git a/configs/dram/sweep.py b/configs/dram/sweep.py
index 32cf00345..8380f74e3 100644
--- a/configs/dram/sweep.py
+++ b/configs/dram/sweep.py
@@ -35,6 +35,8 @@
 #
 # Authors: Andreas Hansson
 
+from __future__ import print_function
+
 import optparse
 
 import m5
@@ -75,7 +77,7 @@ parser.add_option("--addr_map", type="int", default=1,
 (options, args) = parser.parse_args()
 
 if args:
-    print "Error: script doesn't take any positional arguments"
+    print("Error: script doesn't take any positional arguments")
     sys.exit(1)
 
 # at the moment we stay with the default open-adaptive page policy,
@@ -204,5 +206,5 @@ root.system.mem_mode = 'timing'
 m5.instantiate()
 m5.simulate(nxt_state * period)
 
-print "DRAM sweep with burst: %d, banks: %d, max stride: %d" % \
-    (burst_size, nbr_banks, max_stride)
+print("DRAM sweep with burst: %d, banks: %d, max stride: %d" %
+    (burst_size, nbr_banks, max_stride))