removed tracemalloc for speedup

can be enabled via MODE=dbg if necessary.

third_party/python/Include/pyerrors.h

@@ -319,7 +319,6 @@ void _PyErr_BadInternalCall(const char *filename, int lineno);
 /* Mask the old API with a call to the new API for code compiled under
    Python 2.0: */
 #define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)
-
 /* Function to create a new exception */
 PyObject * PyErr_NewException(
     const char *name, PyObject *base, PyObject *dict);

third_party/python/Include/pymem.h

@@ -29,6 +29,7 @@ int _PyMem_SetupAllocators(const char *opt);
 int _PyMem_PymallocEnabled(void);
 #endif
 
+#ifdef USE_TRACEMALLOC
 /* Identifier of an address space (domain) in tracemalloc */
 typedef unsigned int _PyTraceMalloc_domain_t;
 
@@ -63,6 +64,11 @@ int _PyTraceMalloc_Untrack(
 PyObject* _PyTraceMalloc_GetTraceback(
     _PyTraceMalloc_domain_t domain,
     uintptr_t ptr);
+#else
+#define PyTraceMalloc_Track(domain, ptr, size) (-2)
+#define PyTraceMalloc_Untrack(domain, ptr) (-2)
+#define _PyTraceMalloc_GetTraceback(domain, ptr) (&_Py_NoneStruct)
+#endif
 
 int _PyMem_IsFreed(void *ptr, size_t size);
 #endif   /* !defined(Py_LIMITED_API) */

third_party/python/Lib/_sysconfigdata_m_cosmo_x86_64-cosmo.py

@@ -593,7 +593,7 @@ build_time_vars = {'ABIFLAGS': 'm',
  'MODNAMES': '_decimal posix errno pwd _sre '
              '_codecs _functools _operator _collections itertools atexit '
              '_signal _stat time _locale _io zipimport faulthandler '
-             '_tracemalloc _symtable array cmath math _struct _weakref '
+             '_symtable array cmath math _struct _weakref '
              '_testcapi _random _elementtree _pickle _datetime _bisect _heapq '
              'unicodedata fcntl grp select mmap _csv _socket resource '
              '_posixsubprocess _md5 _sha1 _sha256 _sha512 _sha3 syslog '
@@ -614,7 +614,7 @@ build_time_vars = {'ABIFLAGS': 'm',
             'Modules/_iomodule.o Modules/iobase.o Modules/fileio.o '
             'Modules/bytesio.o Modules/bufferedio.o Modules/textio.o '
             'Modules/stringio.o  Modules/zipimport.o  Modules/faulthandler.o  '
-            'Modules/_tracemalloc.o Modules/hashtable.o  '
+            'Modules/hashtable.o  '
             'Modules/symtablemodule.o  Modules/arraymodule.o  '
             'Modules/cmathmodule.o  Modules/mathmodule.o Modules/_math.o  '
             'Modules/_struct.o  Modules/_weakref.o  Modules/_testcapimodule.o  '

third_party/python/Lib/subprocess.py

@@ -263,8 +263,8 @@ def _args_from_interpreter_flags():
 
     # -X options
     xoptions = getattr(sys, '_xoptions', {})
-    for opt in ('faulthandler', 'tracemalloc',
-                'showalloccount', 'showrefcount', 'utf8'):
+    for opt in ('faulthandler', 'showalloccount',
+                'showrefcount', 'utf8'):
         if opt in xoptions:
             value = xoptions[opt]
             if value is True:

third_party/python/Modules/_testcapimodule.c

@@ -4112,7 +4112,7 @@ pyobject_malloc_without_gil(PyObject *self, PyObject *args)
 
     Py_RETURN_NONE;
 }
-
+#ifdef USE_TRACEMALLOC
 static PyObject *
 tracemalloc_track(PyObject *self, PyObject *args)
 {
@@ -4184,7 +4184,7 @@ tracemalloc_get_traceback(PyObject *self, PyObject *args)
 
     return _PyTraceMalloc_GetTraceback(domain, (uintptr_t)ptr);
 }
-
+#endif
 static PyObject *
 dict_get_version(PyObject *self, PyObject *args)
 {
@@ -4539,9 +4539,11 @@ static PyMethodDef TestMethods[] = {
     {"pymem_api_misuse", pymem_api_misuse, METH_NOARGS},
     {"pymem_malloc_without_gil", pymem_malloc_without_gil, METH_NOARGS},
     {"pyobject_malloc_without_gil", pyobject_malloc_without_gil, METH_NOARGS},
+#ifdef USE_TRACEMALLOC
     {"tracemalloc_track", tracemalloc_track, METH_VARARGS},
     {"tracemalloc_untrack", tracemalloc_untrack, METH_VARARGS},
     {"tracemalloc_get_traceback", tracemalloc_get_traceback, METH_VARARGS},
+#endif
     {"dict_get_version", dict_get_version, METH_VARARGS},
     {"pyobject_fastcall", test_pyobject_fastcall, METH_VARARGS},
     {"pyobject_fastcalldict", test_pyobject_fastcalldict, METH_VARARGS},

third_party/python/Modules/config.c

@@ -47,7 +47,9 @@ PyObject* PyInit__locale(void);
 PyObject* PyInit__io(void);
 PyObject* PyInit_zipimport(void);
 PyObject* PyInit_faulthandler(void);
+#ifdef USE_TRACEMALLOC
 PyObject* PyInit__tracemalloc(void);
+#endif
 PyObject* PyInit__symtable(void);
 PyObject* PyInit_array(void);
 PyObject* PyInit_cmath(void);
@@ -123,7 +125,9 @@ struct _inittab _PyImport_Inittab[] = {
     {"_locale", PyInit__locale},
     {"_io", PyInit__io},
     {"faulthandler", PyInit_faulthandler},
+#ifdef USE_TRACEMALLOC
     {"_tracemalloc", PyInit__tracemalloc},
+#endif
     {"_symtable", PyInit__symtable},
     {"array", PyInit_array},
     {"cmath", PyInit_cmath},

third_party/python/Objects/obmalloc.c

@@ -16,9 +16,10 @@
 #include "third_party/python/Include/pymem.h"
 /* clang-format off */
 
+#ifdef USE_TRACEMALLOC
 /* Defined in tracemalloc.c */
 extern void _PyMem_DumpTraceback(int fd, const void *ptr);
-
+#endif
 
 /* Python's malloc wrappers (see pymem.h) */
 
@@ -2196,7 +2197,9 @@ _PyObject_DebugDumpAddress(const void *p)
     fputc('\n', stderr);
 
     fflush(stderr);
+#ifdef USE_TRACEMALLOC
     _PyMem_DumpTraceback(fileno(stderr), p);
+#endif
 }
 
 

third_party/python/Python/pylifecycle.c

@@ -75,9 +75,10 @@ extern void PyLong_Fini(void);
 extern int _PyFaulthandler_Init(void);
 extern void _PyFaulthandler_Fini(void);
 extern void _PyHash_Fini(void);
+#ifdef USE_TRACEMALLOC
 extern int _PyTraceMalloc_Init(void);
 extern int _PyTraceMalloc_Fini(void);
-
+#endif
 #ifdef WITH_THREAD
 extern void _PyGILState_Init(PyInterpreterState *, PyThreadState *);
 extern void _PyGILState_Fini(void);
@@ -462,8 +463,10 @@ _Py_InitializeEx_Private(int install_sigs, int install_importlib)
     if (install_sigs)
         initsigs(); /* Signal handling stuff, including initintr() */
 
+#ifdef USE_TRACEMALLOC
     if (_PyTraceMalloc_Init() < 0)
         Py_FatalError("Py_Initialize: can't initialize tracemalloc");
+#endif
 
     initmain(interp); /* Module __main__ */
     if (initstdio() < 0) {
@@ -652,10 +655,11 @@ Py_FinalizeEx(void)
     _PyGC_CollectIfEnabled();
 #endif
 
+#ifdef USE_TRACEMALLOC
     /* Disable tracemalloc after all Python objects have been destroyed,
        so it is possible to use tracemalloc in objects destructor. */
     _PyTraceMalloc_Fini();
-
+#endif
     /* Destroy the database used by _PyImport_{Fixup,Find}Extension */
     _PyImport_Fini();
 

third_party/python/python.mk

@@ -49,6 +49,13 @@ THIRD_PARTY_PYTHON_STDLIB_DIRS_OBJS = $(THIRD_PARTY_PYTHON_STDLIB_DIRS:%=o/$(MOD
 THIRD_PARTY_PYTHON_STDLIB_DATA_OBJS = $(THIRD_PARTY_PYTHON_STDLIB_DATA:%=o/$(MODE)/%.zip.o)
 THIRD_PARTY_PYTHON_STDLIB_PYCS = $(THIRD_PARTY_PYTHON_STDLIB_PYS:%=o/$(MODE)/%c)
 
+THIRD_PARTY_PYTHON_FLAGS =				\
+			-DNDEBUG					\
+			-DPy_BUILD_CORE					\
+			-DPLATFORM='"cosmo"'				\
+			-DMULTIARCH='"x86_64-cosmo"'
+
+
 THIRD_PARTY_PYTHON_HDRS =						\
 	third_party/python/Include/yoink.h				\
 	third_party/python/Include/object.h				\
@@ -307,7 +314,6 @@ THIRD_PARTY_PYTHON_INCS =						\
 	third_party/python/Modules/unicodedata_db.inc
 
 THIRD_PARTY_PYTHON_STAGE1_A_SRCS =					\
-	third_party/python/Modules/_tracemalloc.c			\
 	third_party/python/Modules/faulthandler.c			\
         third_party/python/Objects/abstract.c                           \
 	third_party/python/Modules/fspath.c				\
@@ -463,7 +469,6 @@ THIRD_PARTY_PYTHON_STAGE2_A_SRCS =					\
 	third_party/python/Modules/_stat.c				\
 	third_party/python/Modules/_struct.c				\
 	third_party/python/Modules/_testcapimodule.c			\
-	third_party/python/Modules/_tracemalloc.c			\
 	third_party/python/Modules/_weakref.c				\
 	third_party/python/Modules/arraymodule.c			\
 	third_party/python/Modules/atexitmodule.c			\
@@ -1465,7 +1470,6 @@ THIRD_PARTY_PYTHON_STDLIB_PYS =											\
 	third_party/python/Lib/tokenize.py									\
 	third_party/python/Lib/trace.py										\
 	third_party/python/Lib/traceback.py									\
-	third_party/python/Lib/tracemalloc.py									\
 	third_party/python/Lib/tty.py										\
 	third_party/python/Lib/types.py										\
 	third_party/python/Lib/typing.py									\
@@ -1816,7 +1820,6 @@ THIRD_PARTY_PYTHON_STDLIB_PYS =											\
 	third_party/python/Lib/test/test_cmd_line.py								\
 	third_party/python/Lib/test/test_bool.py								\
 	third_party/python/Lib/test/test_urllib2_localnet.py							\
-	third_party/python/Lib/test/test_tracemalloc.py								\
 	third_party/python/Lib/test/mapping_tests.py								\
 	third_party/python/Lib/test/test_tempfile.py								\
 	third_party/python/Lib/test/test_socketserver.py							\
@@ -2161,6 +2164,19 @@ THIRD_PARTY_PYTHON_STDLIB_PYS =											\
 	third_party/python/Lib/test/test_nntplib.py								\
 	third_party/python/Lib/test/test_uu.py
 
+ifeq ($(MODE), dbg)
+	THIRD_PARTY_PYTHON_FLAGS += \
+		-DUSE_TRACEMALLOC
+	THIRD_PARTY_PYTHON_STAGE1_A_SRCS += \
+		third_party/python/Modules/_tracemalloc.c
+	THIRD_PARTY_PYTHON_STAGE2_A_SRCS += \
+		third_party/python/Modules/_tracemalloc.c
+	THIRD_PARTY_PYTHON_STDLIB_PYS +=	\
+		third_party/python/Lib/tracemalloc.py	\
+		third_party/python/Lib/test/test_tracemalloc.py
+endif
+
+
 THIRD_PARTY_PYTHON_STAGE1_A_DIRECTDEPS =				\
 	LIBC_CALLS							\
 	LIBC_FMT							\
@@ -2308,10 +2324,7 @@ o/$(MODE)/third_party/python/Python/sysmodule.o:			\
 $(THIRD_PARTY_PYTHON_STAGE1_A_OBJS)					\
 $(THIRD_PARTY_PYTHON_STAGE2_A_OBJS):					\
 		OVERRIDE_CPPFLAGS +=					\
-			-DNDEBUG					\
-			-DPy_BUILD_CORE					\
-			-DPLATFORM='"cosmo"'				\
-			-DMULTIARCH='"x86_64-cosmo"'
+			$(THIRD_PARTY_PYTHON_FLAGS)
 
 o/$(MODE)/third_party/python/Modules/getbuildinfo.o:			\
 		OVERRIDE_CFLAGS +=					\