From 538fae951b3a594814dff6bb6d038c32caadb25c Mon Sep 17 00:00:00 2001
From: Ali Saidi <saidi@eecs.umich.edu>
Date: Wed, 31 Oct 2007 01:21:54 -0400
Subject: Traceflags: Add SCons function to created a traceflag instead of
 having one file with them all.

--HG--
extra : convert_revision : 427f6bd8f050861ace3bc0d354a1afa5fc8319e6
---
 src/SConscript | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

(limited to 'src/SConscript')

diff --git a/src/SConscript b/src/SConscript
index a2df88c06..e66a725d3 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -133,6 +133,38 @@ Export('PySource')
 Export('SimObject')
 Export('SwigSource')
 
+########################################################################
+#
+# Trace Flags
+#
+all_flags = {}
+trace_flags = []
+def TraceFlag(name, desc=''):
+    if name in all_flags:
+        raise AttributeError, "Flag %s already specified" % name
+    flag = (name, (), desc)
+    trace_flags.append(flag)
+    all_flags[name] = ()
+
+def CompoundFlag(name, flags, desc=''):
+    if name in all_flags:
+        raise AttributeError, "Flag %s already specified" % name
+
+    compound = tuple(flags)
+    for flag in compound:
+        if flag not in all_flags:
+            raise AttributeError, "Trace flag %s not found" % flag
+        if all_flags[flag]:
+            raise AttributeError, \
+                "Compound flag can't point to another compound flag"
+
+    flag = (name, compound, desc)
+    trace_flags.append(flag)
+    all_flags[name] = compound
+
+Export('TraceFlag')
+Export('CompoundFlag')
+
 ########################################################################
 #
 # Set some compiler variables
@@ -307,6 +339,15 @@ for source,package in swig_sources:
 env.Command('swig/init.cc', swig_modules, generate.makeSwigInit)
 Source('swig/init.cc')
 
+# Generate traceflags.py
+flags = [ Value(f) for f in trace_flags ]
+env.Command('base/traceflags.py', flags, generate.traceFlagsPy)
+PySource('m5', 'base/traceflags.py')
+
+env.Command('base/traceflags.hh', flags, generate.traceFlagsHH)
+env.Command('base/traceflags.cc', flags, generate.traceFlagsCC)
+Source('base/traceflags.cc')
+
 # Build the zip file
 py_compiled = []
 py_zip_depends = []
-- 
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