tests: Disable max_tick for asmtests

These tests are very short and do not need to be limited by a set number
of ticks. They should be ran to completion.

Change-Id: I0ea2193efe01e5ed01afd10d8e5934512a4027c6
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/60251
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>

tests/gem5/asmtest/tests.py

@@ -40,7 +40,7 @@ from testlib import *
 def asm_test(test, #The full path of the test
              cpu_type,
              num_cpus=4,
-             max_tick=10000000000,
+             max_tick=None,
              ruby=False,
              debug_flags=None, # Debug flags passed to gem5
              full_system = False
@@ -58,10 +58,10 @@ def asm_test(test, #The full path of the test
     if not debug_flags is None:
         gem5_args += ['--debug-flags', str(debug_flags)]
 
-    config_args = [
-        '-m', str(max_tick),
-        '--cpu-type', cpu_type,
-    ]
+    config_args = ['--cpu-type', cpu_type]
+
+    if max_tick:
+        config_args += ['-m', str(max_tick) ]
 
     if full_system:
         config_args += [