def _setup(cls):
"""NOT_RPYTHON"""
lp = py.path.local
import pypy, os
p = lp(pypy.__file__).new(basename='_cache').ensure(dir=1)
cls.cache_path = p
ini = p.join('__init__.py')
try:
if not ini.check():
raise ImportError # don't import if only a .pyc file left!!!
from pypy._cache import known_code, \
GI_VERSION_RENDERED
except ImportError:
GI_VERSION_RENDERED = 0
from pypy.translator.geninterplevel import GI_VERSION
cls.seed = md5(str(GI_VERSION)).digest()
if GI_VERSION != GI_VERSION_RENDERED or GI_VERSION is None:
for pth in p.listdir():
if pth.check(file=1):
try:
pth.remove()
except: pass
f = file(get_tmp_file_name(str(ini)), "w")
f.write("""\
# This folder acts as a cache for code snippets which have been
# compiled by compile_as_module().
# It will get a new entry for every piece of code that has
# not been seen, yet.
#
# Caution! Only the code snippet is checked. If something
# is imported, changes are not detected. Also, changes
# to geninterplevel or gateway are also not checked.
# Exception: There is a checked version number in geninterplevel.py
#
# If in doubt, remove this file from time to time.
GI_VERSION_RENDERED = %r
known_code = {}
# self-destruct on double-click:
def harakiri():
import pypy._cache as _c
import py
lp = py.path.local
for pth in lp(_c.__file__).dirpath().listdir():
try:
pth.remove()
except: pass
if __name__ == "__main__":
harakiri()
del harakiri
""" % GI_VERSION)
f.close()
rename_tmp_to_eventual_file_name(str(ini))
import pypy._cache
cls.known_code = pypy._cache.known_code
cls._setup_done = True
def build_applevelinterp_dict(cls, self, space):
"NOT_RPYTHON"
# N.B. 'self' is the ApplevelInterp; this is a class method,
# just so that we have a convenient place to store the global state.
if not cls._setup_done:
cls._setup()
from pypy.translator.geninterplevel import translate_as_module
import marshal
scramble = md5(cls.seed)
scramble.update(marshal.dumps(self.source))
key = scramble.hexdigest()
initfunc = cls.known_code.get(key)
if not initfunc:
# try to get it from file
name = key
if self.filename:
prename = os.path.splitext(os.path.basename(self.filename))[0]
else:
prename = 'zznoname'
name = "%s_%s" % (prename, name)
try:
__import__("pypy._cache."+name)
except ImportError, x:
# print x
pass
else:
initfunc = cls.known_code[key]
def _setup(cls):
"""NOT_RPYTHON"""
lp = py.path.local
import pypy, os
p = lp(pypy.__file__).new(basename='_cache').ensure(dir=1)
cls.cache_path = p
ini = p.join('__init__.py')
try:
if not ini.check():
raise ImportError # don't import if only a .pyc file left!!!
from pypy._cache import known_code, \
GI_VERSION_RENDERED
except ImportError:
GI_VERSION_RENDERED = 0
from pypy.translator.geninterplevel import GI_VERSION
cls.seed = md5(str(GI_VERSION)).digest()
if GI_VERSION != GI_VERSION_RENDERED or GI_VERSION is None:
for pth in p.listdir():
if pth.check(file=1):
try:
pth.remove()
except: pass
f = file(get_tmp_file_name(str(ini)), "w")
f.write("""\
# This folder acts as a cache for code snippets which have been
# compiled by compile_as_module().
# It will get a new entry for every piece of code that has
# not been seen, yet.
#
# Caution! Only the code snippet is checked. If something
# is imported, changes are not detected. Also, changes
# to geninterplevel or gateway are also not checked.
# Exception: There is a checked version number in geninterplevel.py
#
# If in doubt, remove this file from time to time.
GI_VERSION_RENDERED = %r
known_code = {}
# self-destruct on double-click:
def harakiri():
import pypy._cache as _c
import py
lp = py.path.local
for pth in lp(_c.__file__).dirpath().listdir():
try:
pth.remove()
except: pass
if __name__ == "__main__":
harakiri()
del harakiri
""" % GI_VERSION)
f.close()
rename_tmp_to_eventual_file_name(str(ini))
import pypy._cache
cls.known_code = pypy._cache.known_code
cls._setup_done = True
def build_applevelinterp_dict(cls, self, space):
"NOT_RPYTHON"
# N.B. 'self' is the ApplevelInterp; this is a class method,
# just so that we have a convenient place to store the global state.
if not cls._setup_done:
cls._setup()
from pypy.translator.geninterplevel import translate_as_module
import marshal
scramble = md5(cls.seed)
scramble.update(marshal.dumps(self.code))
key = scramble.hexdigest()
initfunc = cls.known_code.get(key)
if not initfunc:
# try to get it from file
name = key
if self.filename:
prename = os.path.splitext(os.path.basename(self.filename))[0]
else:
prename = 'zznoname'
name = "%s_%s" % (prename, name)
try:
__import__("pypy._cache." + name)
except ImportError, x:
# print x
pass
else:
initfunc = cls.known_code[key]
def cache_file_path(c_files, eci, cachename):
"Builds a filename to cache compilation data"
# Import 'platform' every time, the compiler may have been changed
from pypy.translator.platform import platform
cache_dir = cache_dir_root.join(cachename).ensure(dir=1)
filecontents = [c_file.read() for c_file in c_files]
key = repr((filecontents, eci, platform.key()))
hash = md5(key).hexdigest()
return cache_dir.join(hash)
def cache_file_path(c_files, eci, cachename):
"Builds a filename to cache compilation data"
# Import 'platform' every time, the compiler may have been changed
from pypy.translator.platform import platform
cache_dir = cache_dir_root.join(cachename).ensure(dir=1)
filecontents = [c_file.read() for c_file in c_files]
key = repr((filecontents, eci, platform.key()))
hash = md5(key).hexdigest()
return cache_dir.join(hash)
def md5digest(translator):
from pypy.tool.compat import md5
graph2digest = {}
for graph in translator.graphs:
m = md5()
for op in graph_operations(graph):
m.update(op.opname + str(op.result))
for a in op.args:
m.update(str(a))
graph2digest[graph.name] = m.digest()
return graph2digest
def md5digest(translator):
from pypy.tool.compat import md5
graph2digest = {}
for graph in translator.graphs:
m = md5()
for op in graph_operations(graph):
m.update(op.opname + str(op.result))
for a in op.args:
m.update(str(a))
graph2digest[graph.name] = m.digest()
return graph2digest
def get_statistics(graph, translator, save_per_graph_details=None, ignore_stack_checks=False):
seen_graphs = {}
stack = [graph]
num_graphs = 0
num_blocks = 0
num_ops = 0
num_mallocs = 0
per_graph = {}
while stack:
graph = stack.pop()
if graph in seen_graphs:
continue
seen_graphs[graph] = True
num_graphs += 1
old_num_blocks = num_blocks
old_num_ops = num_ops
old_num_mallocs = num_mallocs
for block in graph.iterblocks():
num_blocks += 1
for op in block.operations:
if op.opname == "direct_call":
called_graph = get_graph(op.args[0], translator)
if called_graph is not None and ignore_stack_checks:
if called_graph.name.startswith('ll_stack_check'):
continue
if called_graph is not None:
stack.append(called_graph)
elif op.opname == "indirect_call":
called_graphs = op.args[-1].value
if called_graphs is not None:
stack.extend(called_graphs)
elif op.opname.startswith("malloc"):
num_mallocs += 1
num_ops += 1
per_graph[graph] = (num_blocks-old_num_blocks, num_ops-old_num_ops, num_mallocs-old_num_mallocs)
if save_per_graph_details:
details = []
for graph, (nblocks, nops, nmallocs) in per_graph.iteritems():
try:
code = graph.func.func_code.co_code
except AttributeError:
code = "None"
hash = md5(code).hexdigest()
details.append((hash, graph.name, nblocks, nops, nmallocs))
details.sort()
f = open(save_per_graph_details, "w")
try:
for hash, name, nblocks, nops, nmallocs in details:
print >>f, hash, name, nblocks, nops, nmallocs
finally:
f.close()
return num_graphs, num_blocks, num_ops, num_mallocs
def cache_file_path(c_files, eci, cachename):
cache_dir = cache_dir_root.join(cachename).ensure(dir=1)
filecontents = [c_file.read() for c_file in c_files]
key = repr((filecontents, eci, platform.key()))
hash = md5(key).hexdigest()
return cache_dir.join(hash)
