def test_unique():
m = NameManager()
sn = m.seennames
check = [
m.uniquename("something0"),
m.uniquename("something", with_number=True),
m.uniquename("something", with_number=True),
m.uniquename("something2", with_number=True),
m.uniquename("something1"),
m.uniquename("something1_1"),
]
assert check == ["something0", "something0_1", "something1", "something2_0", "something1_1", "something1_1_1"]
def test_unique():
m = NameManager()
sn = m.seennames
check = [
m.uniquename('something0'),
m.uniquename('something', with_number=True),
m.uniquename('something', with_number=True),
m.uniquename('something2', with_number=True),
m.uniquename('something1'),
m.uniquename('something1_1'),
]
assert check == ['something0', 'something0_1', 'something1',
'something2_0', 'something1_1', 'something1_1_1']
class GenSqueak:
def __init__(self, sqdir, translator, modname=None):
self.sqdir = sqdir
self.translator = translator
self.modname = (modname or
translator.graphs[0].name)
self.name_manager = NameManager(number_sep="")
self.unique_name_mapping = {}
self.pending_nodes = []
self.generated_nodes = set()
self.constant_insts = {}
def gen(self):
graph = self.translator.graphs[0]
self.pending_nodes.append(FunctionNode(self, graph))
self.filename = '%s.st' % graph.name
file = self.sqdir.join(self.filename).open('w')
self.gen_source(file)
self.pending_nodes.append(SetupNode(self, self.constant_insts))
self.gen_source(file)
file.close()
return self.filename
def gen_source(self, file):
while self.pending_nodes:
node = self.pending_nodes.pop()
self.gen_node(node, file)
def gen_node(self, node, f):
for dep in node.dependencies():
if dep not in self.generated_nodes:
self.pending_nodes.append(node)
self.schedule_node(dep)
return
self.generated_nodes.add(node)
for line in node.render():
print >> f, line
print >> f, ""
def schedule_node(self, node):
if node not in self.generated_nodes:
if node in self.pending_nodes:
# We move the node to the front so we can enforce
# the generation of dependencies.
self.pending_nodes.remove(node)
self.pending_nodes.append(node)
def unique_func_name(self, funcgraph, schedule=True):
function = funcgraph.func
squeak_func_name = self.unique_name(function, function.__name__)
if schedule:
self.schedule_node(FunctionNode(self, funcgraph))
return squeak_func_name
def unique_method_name(self, INSTANCE, method_name, schedule=True):
# XXX it's actually more complicated than that because of
# inheritance ...
squeak_method_name = self.unique_name(
(INSTANCE, method_name), method_name)
if schedule:
self.schedule_node(MethodNode(self, INSTANCE, method_name))
return squeak_method_name
def unique_class_name(self, INSTANCE):
class_node = self.schedule_node(ClassNode(self, INSTANCE))
if isinstance(INSTANCE, Record): # XXX quick hack
class_name = "Record"
else:
class_name = INSTANCE._name.split(".")[-1]
squeak_class_name = self.unique_name(INSTANCE, class_name)
return "Py%s" % squeak_class_name
def unique_field_name(self, INSTANCE, field_name, schedule=True):
# XXX nameclashes with superclasses must be considered, too.
while not INSTANCE._fields.has_key(field_name):
# This is necessary to prevent a field from having different
# unique names in different subclasses.
INSTANCE = INSTANCE._superclass
if schedule:
# Generating getters and setters for all fields by default which
# is potentially a waste, but easier for now.
self.schedule_node(SetterNode(self, INSTANCE, field_name))
self.schedule_node(GetterNode(self, INSTANCE, field_name))
return self.unique_name(
(INSTANCE, "field", field_name), field_name)
def unique_var_name(self, variable):
return self.unique_name(variable, variable.name)
def unique_name(self, key, basename):
# XXX should account for squeak keywords here
if self.unique_name_mapping.has_key(key):
unique = self.unique_name_mapping[key]
else:
camel_basename = camel_case(basename)
unique = self.name_manager.uniquename(camel_basename)
self.unique_name_mapping[key] = unique
return unique
class SourceGenerator:
one_source_file = True
def __init__(self, database, preimplementationlines=[]):
self.database = database
self.preimpl = preimplementationlines
self.extrafiles = []
self.path = None
self.namespace = NameManager()
def set_strategy(self, path, split=True):
all_nodes = list(self.database.globalcontainers())
# split off non-function nodes. We don't try to optimize these, yet.
funcnodes = []
othernodes = []
for node in all_nodes:
if node.nodekind == 'func':
funcnodes.append(node)
else:
othernodes.append(node)
# for now, only split for stand-alone programs.
#if self.database.standalone:
if split:
self.one_source_file = False
self.funcnodes = funcnodes
self.othernodes = othernodes
self.path = path
def uniquecname(self, name):
assert name.endswith('.c')
return self.namespace.uniquename(name[:-2]) + '.c'
def makefile(self, name):
log.writing(name)
filepath = self.path.join(name)
if name.endswith('.c'):
self.extrafiles.append(filepath)
return filepath.open('w')
def getextrafiles(self):
return self.extrafiles
def getothernodes(self):
return self.othernodes[:]
def getbasecfilefornode(self, node, basecname):
# For FuncNode instances, use the python source filename (relative to
# the top directory):
def invent_nice_name(g):
# Lookup the filename from the function.
# However, not all FunctionGraph objs actually have a "func":
if hasattr(g, 'func'):
if g.filename.endswith('.py'):
localpath = py.path.local(g.filename)
pypkgpath = localpath.pypkgpath()
if pypkgpath:
relpypath = localpath.relto(pypkgpath)
return relpypath.replace('.py', '.c')
return None
if hasattr(node.obj, 'graph'):
name = invent_nice_name(node.obj.graph)
if name is not None:
return name
elif node._funccodegen_owner is not None:
name = invent_nice_name(node._funccodegen_owner.graph)
if name is not None:
return "data_" + name
return basecname
def splitnodesimpl(self, basecname, nodes, nextra, nbetween,
split_criteria=SPLIT_CRITERIA):
# Gather nodes by some criteria:
nodes_by_base_cfile = {}
for node in nodes:
c_filename = self.getbasecfilefornode(node, basecname)
if c_filename in nodes_by_base_cfile:
nodes_by_base_cfile[c_filename].append(node)
else:
nodes_by_base_cfile[c_filename] = [node]
# produce a sequence of nodes, grouped into files
# which have no more than SPLIT_CRITERIA lines
for basecname in nodes_by_base_cfile:
iternodes = iter(nodes_by_base_cfile[basecname])
done = [False]
def subiter():
used = nextra
for node in iternodes:
impl = '\n'.join(list(node.implementation())).split('\n')
if not impl:
continue
cost = len(impl) + nbetween
yield node, impl
del impl
if used + cost > split_criteria:
# split if criteria met, unless we would produce nothing.
raise StopIteration
used += cost
done[0] = True
while not done[0]:
yield self.uniquecname(basecname), subiter()
def gen_readable_parts_of_source(self, f):
split_criteria_big = SPLIT_CRITERIA
if py.std.sys.platform != "win32":
if self.database.gcpolicy.need_no_typeptr():
pass # XXX gcc uses toooooons of memory???
else:
split_criteria_big = SPLIT_CRITERIA * 4
if self.one_source_file:
return gen_readable_parts_of_main_c_file(f, self.database,
self.preimpl)
#
# All declarations
#
database = self.database
structdeflist = database.getstructdeflist()
name = 'structdef.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_structdef(fi, database)
fi.close()
name = 'forwarddecl.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_forwarddecl(fi, database)
fi.close()
#
# Implementation of functions and global structures and arrays
#
print >> f
print >> f, '/***********************************************************/'
print >> f, '/*** Implementations ***/'
print >> f
for line in self.preimpl:
print >> f, line
print >> f, '#include "src/g_include.h"'
print >> f
name = self.uniquecname('structimpl.c')
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Structure Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 11 + 1
for name, nodeiter in self.splitnodesimpl('nonfuncnodes.c',
self.othernodes,
nextralines, 1):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Non-function Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 8 + len(self.preimpl) + 4 + 1
for name, nodeiter in self.splitnodesimpl('implement.c',
self.funcnodes,
nextralines, 1,
split_criteria_big):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#define PYPY_FILE_NAME "%s"' % name
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
for line in self.preimpl:
print >> fc, line
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
print >> f
class SourceGenerator:
one_source_file = True
def __init__(self, database, preimplementationlines=[]):
self.database = database
self.preimpl = preimplementationlines
self.extrafiles = []
self.path = None
self.namespace = NameManager()
def set_strategy(self, path):
all_nodes = list(self.database.globalcontainers())
# split off non-function nodes. We don't try to optimize these, yet.
funcnodes = []
othernodes = []
for node in all_nodes:
if node.nodekind == 'func':
funcnodes.append(node)
else:
othernodes.append(node)
# for now, only split for stand-alone programs.
if self.database.standalone:
self.one_source_file = False
self.funcnodes = funcnodes
self.othernodes = othernodes
self.path = path
def uniquecname(self, name):
assert name.endswith('.c')
return self.namespace.uniquename(name[:-2]) + '.c'
def makefile(self, name):
log.writing(name)
filepath = self.path.join(name)
if name.endswith('.c'):
self.extrafiles.append(filepath)
return filepath.open('w')
def getextrafiles(self):
return self.extrafiles
def getothernodes(self):
return self.othernodes[:]
def splitnodesimpl(self, basecname, nodes, nextra, nbetween,
split_criteria=SPLIT_CRITERIA):
# produce a sequence of nodes, grouped into files
# which have no more than SPLIT_CRITERIA lines
iternodes = iter(nodes)
done = [False]
def subiter():
used = nextra
for node in iternodes:
impl = '\n'.join(list(node.implementation())).split('\n')
if not impl:
continue
cost = len(impl) + nbetween
yield node, impl
del impl
if used + cost > split_criteria:
# split if criteria met, unless we would produce nothing.
raise StopIteration
used += cost
done[0] = True
while not done[0]:
yield self.uniquecname(basecname), subiter()
def gen_readable_parts_of_source(self, f):
if py.std.sys.platform != "win32":
split_criteria_big = SPLIT_CRITERIA * 4
else:
split_criteria_big = SPLIT_CRITERIA
if self.one_source_file:
return gen_readable_parts_of_main_c_file(f, self.database,
self.preimpl)
#
# All declarations
#
database = self.database
structdeflist = database.getstructdeflist()
name = 'structdef.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_structdef(fi, database)
fi.close()
name = 'forwarddecl.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_forwarddecl(fi, database)
fi.close()
#
# Implementation of functions and global structures and arrays
#
print >> f
print >> f, '/***********************************************************/'
print >> f, '/*** Implementations ***/'
print >> f
for line in self.preimpl:
print >> f, line
print >> f, '#include "src/g_include.h"'
print >> f
name = self.uniquecname('structimpl.c')
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Structure Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 11 + 1
for name, nodeiter in self.splitnodesimpl('nonfuncnodes.c',
self.othernodes,
nextralines, 1):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Non-function Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 8 + len(self.preimpl) + 4 + 1
for name, nodeiter in self.splitnodesimpl('implement.c',
self.funcnodes,
nextralines, 1,
split_criteria_big):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
for line in self.preimpl:
print >> fc, line
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
print >> f
class SourceGenerator:
one_source_file = True
def __init__(self, database, preimplementationlines=[]):
self.database = database
self.preimpl = preimplementationlines
self.extrafiles = []
self.path = None
self.namespace = NameManager()
def set_strategy(self, path, split=True):
all_nodes = list(self.database.globalcontainers())
# split off non-function nodes. We don't try to optimize these, yet.
funcnodes = []
othernodes = []
for node in all_nodes:
if node.nodekind == 'func':
funcnodes.append(node)
else:
othernodes.append(node)
# for now, only split for stand-alone programs.
#if self.database.standalone:
if split:
self.one_source_file = False
self.funcnodes = funcnodes
self.othernodes = othernodes
self.path = path
def uniquecname(self, name):
assert name.endswith('.c')
return self.namespace.uniquename(name[:-2]) + '.c'
def makefile(self, name):
log.writing(name)
filepath = self.path.join(name)
if name.endswith('.c'):
self.extrafiles.append(filepath)
return filepath.open('w')
def getextrafiles(self):
return self.extrafiles
def getothernodes(self):
return self.othernodes[:]
def splitnodesimpl(self,
basecname,
nodes,
nextra,
nbetween,
split_criteria=SPLIT_CRITERIA):
# produce a sequence of nodes, grouped into files
# which have no more than SPLIT_CRITERIA lines
iternodes = iter(nodes)
done = [False]
def subiter():
used = nextra
for node in iternodes:
impl = '\n'.join(list(node.implementation())).split('\n')
if not impl:
continue
cost = len(impl) + nbetween
yield node, impl
del impl
if used + cost > split_criteria:
# split if criteria met, unless we would produce nothing.
raise StopIteration
used += cost
done[0] = True
while not done[0]:
yield self.uniquecname(basecname), subiter()
def gen_readable_parts_of_source(self, f):
split_criteria_big = SPLIT_CRITERIA
if py.std.sys.platform != "win32":
if self.database.gcpolicy.need_no_typeptr():
pass # XXX gcc uses toooooons of memory???
else:
split_criteria_big = SPLIT_CRITERIA * 4
if self.one_source_file:
return gen_readable_parts_of_main_c_file(f, self.database,
self.preimpl)
#
# All declarations
#
database = self.database
structdeflist = database.getstructdeflist()
name = 'structdef.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_structdef(fi, database)
fi.close()
name = 'forwarddecl.h'
fi = self.makefile(name)
print >> f, '#include "%s"' % name
gen_forwarddecl(fi, database)
fi.close()
#
# Implementation of functions and global structures and arrays
#
print >> f
print >> f, '/***********************************************************/'
print >> f, '/*** Implementations ***/'
print >> f
for line in self.preimpl:
print >> f, line
print >> f, '#include "src/g_include.h"'
print >> f
name = self.uniquecname('structimpl.c')
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Structure Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 11 + 1
for name, nodeiter in self.splitnodesimpl('nonfuncnodes.c',
self.othernodes, nextralines,
1):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Non-function Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
nextralines = 8 + len(self.preimpl) + 4 + 1
for name, nodeiter in self.splitnodesimpl('implement.c',
self.funcnodes, nextralines,
1, split_criteria_big):
print >> f, '/* %s */' % name
fc = self.makefile(name)
print >> fc, '/***********************************************************/'
print >> fc, '/*** Implementations ***/'
print >> fc
print >> fc, '#define PYPY_NOT_MAIN_FILE'
print >> fc, '#define PYPY_FILE_NAME "%s"' % name
print >> fc, '#include "common_header.h"'
print >> fc, '#include "structdef.h"'
print >> fc, '#include "forwarddecl.h"'
print >> fc
for line in self.preimpl:
print >> fc, line
print >> fc
print >> fc, '#include "src/g_include.h"'
print >> fc
print >> fc, MARKER
for node, impl in nodeiter:
print >> fc, '\n'.join(impl)
print >> fc, MARKER
print >> fc, '/***********************************************************/'
fc.close()
print >> f
