Makefile cleanup

Make rules more general, and generate rules that can't be patterns
Made it easy to add a pyston_grwl target

.gitignore

@@ -15,6 +15,7 @@ pyston_debug
 pyston_prof
 pyston_profile
 pyston_release
+pyston_grwl
 *.cache
 tests/t.py
 tests/t2.py

src/core/threading.h

@@ -57,8 +57,10 @@ std::vector<ThreadState> getAllThreadStates();
 // be the highest address).
 void* getStackBottom();
 
+#ifndef THREADING_USE_GIL
 #define THREADING_USE_GIL 1
 #define THREADING_USE_GRWL 0
+#endif
 #define THREADING_SAFE_DATASTRUCTURES THREADING_USE_GRWL
 
 #if THREADING_SAFE_DATASTRUCTURES

src/runtime/inline/list.cpp

@@ -97,6 +97,8 @@ void BoxedList::ensure(int space) {
 
 // TODO the inliner doesn't want to inline these; is there any point to having them in the inline section?
 extern "C" void listAppendInternal(Box* s, Box* v) {
+    // Lock must be held!
+
     assert(s->cls == list_cls);
     BoxedList* self = static_cast<BoxedList*>(s);
 

tools/tester.py

@@ -290,7 +290,7 @@ if __name__ == "__main__":
     run_memcheck = False
     start = 1
 
-    opts, patterns = getopt.getopt(sys.argv[1:], "j:a:t:mRPk")
+    opts, patterns = getopt.getopt(sys.argv[1:], "j:a:t:mR:k")
     for (t, v) in opts:
         if t == '-m':
             run_memcheck = True
@@ -298,9 +298,7 @@ if __name__ == "__main__":
             NUM_THREADS = int(v)
             assert NUM_THREADS > 0
         elif t == '-R':
-            IMAGE = "pyston"
-        elif t == '-P':
-            IMAGE = "pyston_prof"
+            IMAGE = v
         elif t == '-k':
             KEEP_GOING = True
         elif t == '-a':