changeset babb40bd2fc6 in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=babb40bd2fc6
description:
        scons: Ensure dictionary iteration is sorted by key

        This patch adds sorting based on the SimObject name or parameter name
        for all situations where we iterate over dictionaries. This should
        ensure a deterministic and consistent order across the host systems
        and hopefully avoid regression results differing across python
        versions.

diffstat:

 SConstruct                 |  2 +-
 src/SConscript             |  8 ++++----
 src/python/m5/SimObject.py |  8 ++++----
 3 files changed, 9 insertions(+), 9 deletions(-)

diffs (78 lines):

diff -r d1e1e8588881 -r babb40bd2fc6 SConstruct
--- a/SConstruct        Tue Dec 02 06:08:19 2014 -0500
+++ b/SConstruct        Tue Dec 02 06:08:22 2014 -0500
@@ -216,7 +216,7 @@
     ]
 
 use_env = {}
-for key,val in os.environ.iteritems():
+for key,val in sorted(os.environ.iteritems()):
     if key in use_vars or \
             any([key.startswith(prefix) for prefix in use_prefixes]):
         use_env[key] = val
diff -r d1e1e8588881 -r babb40bd2fc6 src/SConscript
--- a/src/SConscript    Tue Dec 02 06:08:19 2014 -0500
+++ b/src/SConscript    Tue Dec 02 06:08:22 2014 -0500
@@ -528,6 +528,7 @@
 #
 module_depends = ["m5", "m5.SimObject", "m5.params"]
 depends = [ PySource.modules[dep].snode for dep in module_depends ]
+depends.sort(key = lambda x: x.name)
 
 ########################################################################
 #
@@ -717,7 +718,7 @@
     env.Command(cxx_config_init_cc_file, Value(name),
         MakeAction(createCxxConfigInitCC, Transform("CXXCINIT")))
     cxx_param_hh_files = ["cxx_config/%s.hh" % simobj
-        for simobj in sorted(sim_objects.itervalues())
+        for name,simobj in sorted(sim_objects.iteritems())
         if not hasattr(simobj, 'abstract') or not simobj.abstract]
     Depends(cxx_config_init_cc_file, cxx_param_hh_files +
             [File('sim/cxx_config.hh')])
@@ -725,7 +726,7 @@
 
 # Generate any needed param SWIG wrapper files
 params_i_files = []
-for name,param in params_to_swig.iteritems():
+for name,param in sorted(params_to_swig.iteritems()):
     i_file = File('python/m5/internal/%s.i' % (param.swig_module_name()))
     params_i_files.append(i_file)
     env.Command(i_file, Value(name),
@@ -760,10 +761,9 @@
     SwigSource('m5.internal', i_file)
 
 # Generate SimObject SWIG wrapper files
-for name,simobj in sim_objects.iteritems():
+for name,simobj in sorted(sim_objects.iteritems()):
     py_source = PySource.modules[simobj.__module__]
     extra_deps = [ py_source.tnode ]
-
     i_file = File('python/m5/internal/param_%s.i' % name)
     env.Command(i_file, Value(name),
                 MakeAction(createSimObjectSwigWrapper, Transform("SO SWIG")))
diff -r d1e1e8588881 -r babb40bd2fc6 src/python/m5/SimObject.py
--- a/src/python/m5/SimObject.py        Tue Dec 02 06:08:19 2014 -0500
+++ b/src/python/m5/SimObject.py        Tue Dec 02 06:08:22 2014 -0500
@@ -691,8 +691,8 @@
         # The 'local' attribute restricts us to the params declared in
         # the object itself, not including inherited params (which
         # will also be inherited from the base class's param struct
-        # here).
-        params = cls._params.local.values()
+        # here). Sort the params based on their key
+        params = map(lambda (k, v): v, sorted(cls._params.local.items()))
         ports = cls._ports.local
 
         code('%module(package="m5.internal") param_$cls')
@@ -772,8 +772,8 @@
         # The 'local' attribute restricts us to the params declared in
         # the object itself, not including inherited params (which
         # will also be inherited from the base class's param struct
-        # here).
-        params = cls._params.local.values()
+        # here). Sort the params based on their key
+        params = map(lambda (k, v): v, sorted(cls._params.local.items()))
         ports = cls._ports.local
         try:
             ptypes = [p.ptype for p in params]
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