Author: Ronan Lamy <[email protected]>
Branch: exctrans
Changeset: r81869:ced39321ee69
Date: 2016-01-19 20:58 +0000
http://bitbucket.org/pypy/pypy/changeset/ced39321ee69/
Log: Simplify: split off ExternalFuncNode class from FuncNode
diff --git a/rpython/translator/c/database.py b/rpython/translator/c/database.py
--- a/rpython/translator/c/database.py
+++ b/rpython/translator/c/database.py
@@ -9,9 +9,9 @@
from rpython.rtyper.lltypesystem import llgroup
from rpython.tool.sourcetools import valid_identifier
from rpython.translator.c.primitive import PrimitiveName, PrimitiveType
-from rpython.translator.c.node import StructDefNode, ArrayDefNode
-from rpython.translator.c.node import FixedSizeArrayDefNode,
BareBoneArrayDefNode
-from rpython.translator.c.node import ContainerNodeFactory,
ExtTypeOpaqueDefNode
+from rpython.translator.c.node import (
+ StructDefNode, ArrayDefNode, FixedSizeArrayDefNode, BareBoneArrayDefNode,
+ ContainerNodeFactory, ExtTypeOpaqueDefNode, FuncNode)
from rpython.translator.c.support import cdecl, CNameManager
from rpython.translator.c.support import log, barebonearray
from rpython.translator.c.extfunc import do_the_getting
@@ -383,7 +383,7 @@
def all_graphs(self):
graphs = []
for node in self.containerlist:
- if node.nodekind == 'func':
+ if isinstance(node, FuncNode):
for graph in node.graphs_to_patch():
graphs.append(graph)
return graphs
diff --git a/rpython/translator/c/node.py b/rpython/translator/c/node.py
--- a/rpython/translator/c/node.py
+++ b/rpython/translator/c/node.py
@@ -807,23 +807,17 @@
# ____________________________________________________________
-class FuncNode(ContainerNode):
+class FuncNodeBase(ContainerNode):
nodekind = 'func'
eci_name = 'compilation_info'
# there not so many node of this kind, slots should not
# be necessary
-
def __init__(self, db, T, obj, ptrname):
Node.__init__(self, db)
self.globalcontainer = True
self.T = T
self.obj = obj
self.name = ptrname
- self.funcgen = select_function_code_generators(obj, db, ptrname)
- if self.funcgen:
- argnames = self.funcgen.argnames()
- self.implementationtypename = db.gettype(T, argnames=argnames)
- self._funccodegen_owner = self.funcgen
self.typename = db.gettype(T) #, who_asks=self)
def getptrname(self):
@@ -832,30 +826,32 @@
def basename(self):
return self.obj._name
+
+class FuncNode(FuncNodeBase):
+ def __init__(self, db, T, obj, ptrname):
+ FuncNodeBase.__init__(self, db, T, obj, ptrname)
+ exception_policy = getattr(obj, 'exception_policy', None)
+ self.funcgen = make_funcgen(obj.graph, db, exception_policy, ptrname)
+ argnames = self.funcgen.argnames()
+ self.implementationtypename = db.gettype(T, argnames=argnames)
+ self._funccodegen_owner = self.funcgen
+
def enum_dependencies(self):
- if self.funcgen is None:
- return []
return self.funcgen.allconstantvalues()
def forward_declaration(self):
callable = getattr(self.obj, '_callable', None)
is_exported = getattr(callable, 'exported_symbol', False)
- if self.funcgen:
- yield '%s;' % (
- forward_cdecl(self.implementationtypename,
- self.name, self.db.standalone, is_exported=is_exported))
+ yield '%s;' % (
+ forward_cdecl(self.implementationtypename,
+ self.name, self.db.standalone, is_exported=is_exported))
+
+ def graphs_to_patch(self):
+ for i in self.funcgen.graphs_to_patch():
+ yield i
def implementation(self):
- if self.funcgen:
- for s in self.funcgen_implementation(self.funcgen):
- yield s
-
- def graphs_to_patch(self):
- if self.funcgen:
- for i in self.funcgen.graphs_to_patch():
- yield i
-
- def funcgen_implementation(self, funcgen):
+ funcgen = self.funcgen
funcgen.implementation_begin()
# recompute implementationtypename as the argnames may have changed
argnames = funcgen.argnames()
@@ -902,6 +898,20 @@
del bodyiter
funcgen.implementation_end()
+class ExternalFuncNode(FuncNodeBase):
+ def __init__(self, db, T, obj, ptrname):
+ FuncNodeBase.__init__(self, db, T, obj, ptrname)
+ self._funccodegen_owner = None
+
+ def enum_dependencies(self):
+ return []
+
+ def forward_declaration(self):
+ return []
+
+ def implementation(self):
+ return []
+
def new_funcnode(db, T, obj, forcename=None):
if db.sandbox:
if (getattr(obj, 'external', None) is not None and
@@ -911,26 +921,22 @@
obj, db.translator.rtyper)
obj.__dict__.pop('_safe_not_sandboxed', None)
obj.__dict__.pop('external', None)
-
if forcename:
name = forcename
else:
name = _select_name(db, obj)
- return FuncNode(db, T, obj, name)
+ if hasattr(obj, 'graph'):
+ return FuncNode(db, T, obj, name)
+ elif getattr(obj, 'external', None) is not None:
+ assert obj.external == 'C'
+ if db.sandbox:
+ assert obj._safe_not_sandboxed
+ return ExternalFuncNode(db, T, obj, name)
+ elif hasattr(obj._callable, "c_name"):
+ return ExternalFuncNode(db, T, obj, name) # this case should only be
used for entrypoints
+ else:
+ raise ValueError("don't know how to generate code for %r" % (obj,))
-def select_function_code_generators(fnobj, db, functionname):
- if hasattr(fnobj, 'graph'):
- exception_policy = getattr(fnobj, 'exception_policy', None)
- return make_funcgen(fnobj.graph, db, exception_policy, functionname)
- elif getattr(fnobj, 'external', None) is not None:
- assert fnobj.external == 'C'
- if db.sandbox:
- assert fnobj._safe_not_sandboxed
- return None
- elif hasattr(fnobj._callable, "c_name"):
- return None # this case should only be used for entrypoints
- else:
- raise ValueError("don't know how to generate code for %r" % (fnobj,))
def _select_name(db, obj):
try:
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