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Commit 44ce6ec0 authored by Dag Sverre Seljebotn's avatar Dag Sverre Seljebotn
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Remove old temp system

parent 029c986f
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Inline Side-by-side
Showing with 4 additions and 90 deletions
Cython/Compiler/ModuleNode.py
View file @ 44ce6ec0
......@@ -1652,7 +1652,7 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
code.put_goto(code.return_label)
code.put_label(code.error_label)
code.put_var_xdecrefs(env.temp_entries)
# TODO: Should new temps be freed here?
code.putln('__Pyx_AddTraceback("%s");' % env.qualified_name)
env.use_utility_code(Nodes.traceback_utility_code)
code.put_decref_clear(env.module_cname, py_object_type, nanny=False)
......@@ -1667,7 +1667,6 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
code.putln("#endif")
code.putln('}')
tempdecl_code.put_var_declarations(env.temp_entries)
tempdecl_code.put_temp_declarations(code.funcstate)
code.exit_cfunc_scope()
......
Cython/Compiler/Nodes.py
View file @ 44ce6ec0
......@@ -1074,9 +1074,6 @@ class FuncDefNode(StatNode, BlockNode):
if code.error_label in code.labels_used:
code.put_goto(code.return_label)
code.put_label(code.error_label)
# cleanup temps the old way
code.put_var_xdecrefs(lenv.temp_entries)
# cleanup temps the new way
for cname, type in code.funcstate.all_managed_temps():
code.put_xdecref(cname, type)
......@@ -1166,7 +1163,6 @@ class FuncDefNode(StatNode, BlockNode):
code.putln("}")
# ----- Go back and insert temp variable declarations
tempvardecl_code.put_var_declarations(lenv.temp_entries)
tempvardecl_code.put_temp_declarations(code.funcstate)
# ----- Python version
code.exit_cfunc_scope()
......@@ -1347,7 +1343,7 @@ class CFuncDefNode(FuncDefNode):
if type.return_type.is_pyobject:
error(self.pos,
"Function with Python return type cannot be declared nogil")
for entry in env.var_entries + env.temp_entries:
for entry in env.var_entries:
if entry.type.is_pyobject:
error(self.pos, "Function declared nogil has Python locals or temporaries")
......@@ -3306,14 +3302,12 @@ class ReturnStatNode(StatNode):
#
# value ExprNode or None
# return_type PyrexType
# temps_in_use [Entry] Temps in use at time of return
child_attrs = ["value"]
def analyse_expressions(self, env):
return_type = env.return_type
self.return_type = return_type
self.temps_in_use = env.temps_in_use()
if not return_type:
error(self.pos, "Return not inside a function body")
return
......@@ -3361,15 +3355,8 @@ class ReturnStatNode(StatNode):
"%s = %s;" % (
Naming.retval_cname,
self.return_type.default_value))
# free temps the old way
for entry in self.temps_in_use:
code.put_var_decref_clear(entry)
# free temps the new way
for cname, type in code.funcstate.temps_holding_reference():
code.put_decref_clear(cname, type)
#code.putln(
# "goto %s;" %
# code.return_label)
code.put_goto(code.return_label)
def annotate(self, code):
......@@ -3952,7 +3939,6 @@ class TryExceptStatNode(StatNode):
# body StatNode
# except_clauses [ExceptClauseNode]
# else_clause StatNode or None
# cleanup_list [Entry] old style temps to clean up on error
child_attrs = ["body", "except_clauses", "else_clause"]
......@@ -3984,7 +3970,6 @@ class TryExceptStatNode(StatNode):
def analyse_expressions(self, env):
self.body.analyse_expressions(env)
self.cleanup_list = env.free_temp_entries[:]
default_clause_seen = 0
for except_clause in self.except_clauses:
except_clause.analyse_expressions(env)
......@@ -4046,7 +4031,6 @@ class TryExceptStatNode(StatNode):
code.put_xdecref_clear(var, py_object_type)
code.put_goto(old_return_label)
code.put_label(our_error_label)
code.put_var_xdecrefs_clear(self.cleanup_list)
for temp_name, type in temps_to_clean_up:
code.put_xdecref_clear(temp_name, type)
for except_clause in self.except_clauses:
......@@ -4246,8 +4230,6 @@ class TryFinallyStatNode(StatNode):
# body StatNode
# finally_clause StatNode
#
# cleanup_list [Entry] old_style temps to clean up on error
#
# The plan is that we funnel all continue, break
# return and error gotos into the beginning of the
# finally block, setting a variable to remember which
......@@ -4268,7 +4250,6 @@ class TryFinallyStatNode(StatNode):
def create_analysed(pos, env, body, finally_clause):
node = TryFinallyStatNode(pos, body=body, finally_clause=finally_clause)
node.cleanup_list = []
return node
create_analysed = staticmethod(create_analysed)
......@@ -4285,7 +4266,6 @@ class TryFinallyStatNode(StatNode):
def analyse_expressions(self, env):
self.body.analyse_expressions(env)
self.cleanup_list = env.free_temp_entries[:]
self.finally_clause.analyse_expressions(env)
gil_check = StatNode._gil_check
......@@ -4391,7 +4371,6 @@ class TryFinallyStatNode(StatNode):
code.putln(
"__pyx_why = %s;" %
i)
code.put_var_xdecrefs_clear(self.cleanup_list)
for temp_name, type in temps_to_clean_up:
code.put_xdecref_clear(temp_name, type)
code.putln(
......
Cython/Compiler/Symtab.py
View file @ 44ce6ec0
......@@ -183,9 +183,6 @@ class Scope(object):
# pyfunc_entries [Entry] Python function entries
# cfunc_entries [Entry] C function entries
# c_class_entries [Entry] All extension type entries
# temp_entries [Entry] Temporary variable entries
# free_temp_entries [Entry] Temp variables currently unused
# temp_counter integer Counter for naming temp vars
# cname_to_entry {string : Entry} Temp cname to entry mapping
# int_to_entry {int : Entry} Temp cname to entry mapping
# return_type PyrexType or None Return type of function owning scope
......@@ -209,8 +206,6 @@ class Scope(object):
nogil = 0
directives = {}
temp_prefix = Naming.pyrex_prefix
def __init__(self, name, outer_scope, parent_scope):
# The outer_scope is the next scope in the lookup chain.
# The parent_scope is used to derive the qualified name of this scope.
......@@ -236,10 +231,6 @@ class Scope(object):
self.c_class_entries = []
self.defined_c_classes = []
self.imported_c_classes = {}
self.temp_entries = []
self.free_temp_entries = []
#self.pending_temp_entries = [] # TEMPORARY
self.temp_counter = 1
self.cname_to_entry = {}
self.string_to_entry = {}
self.identifier_to_entry = {}
......@@ -531,44 +522,6 @@ class Scope(object):
if entry and entry.is_type:
return entry.type
def allocate_temp(self, type):
# Allocate a temporary variable of the given type from the
# free list if available, otherwise create a new one.
# Returns the cname of the variable.
for entry in self.free_temp_entries:
if entry.type == type:
self.free_temp_entries.remove(entry)
return entry.cname
n = self.temp_counter
self.temp_counter = n + 1
cname = "%s%d" % (self.temp_prefix, n)
entry = Entry("", cname, type)
entry.used = 1
if type.is_pyobject or type == PyrexTypes.c_py_ssize_t_type:
entry.init = "0"
self.cname_to_entry[entry.cname] = entry
self.temp_entries.append(entry)
return entry.cname
def allocate_temp_pyobject(self):
# Allocate a temporary PyObject variable.
return self.allocate_temp(py_object_type)
def release_temp(self, cname):
# Release a temporary variable for re-use.
if not cname: # can happen when type of an expr is void
return
entry = self.cname_to_entry[cname]
if entry in self.free_temp_entries:
raise InternalError("Temporary variable %s released more than once"
% cname)
self.free_temp_entries.append(entry)
def temps_in_use(self):
# Return a new list of temp entries currently in use.
return [entry for entry in self.temp_entries
if entry not in self.free_temp_entries]
def use_utility_code(self, new_code, name=None):
self.global_scope().use_utility_code(new_code, name)
......@@ -1117,11 +1070,9 @@ class LocalScope(Scope):
class GeneratorLocalScope(LocalScope):
temp_prefix = Naming.cur_scope_cname + "->" + LocalScope.temp_prefix
def mangle_closure_cnames(self, scope_var):
for entry in self.entries.values() + self.temp_entries:
entry.in_closure = 1
# for entry in self.entries.values() + self.temp_entries:
# entry.in_closure = 1
LocalScope.mangle_closure_cnames(self, scope_var)
# def mangle(self, prefix, name):
......@@ -1209,15 +1160,6 @@ class PyClassScope(ClassScope):
entry.is_pyglobal = 1
return entry
def allocate_temp(self, type):
return self.outer_scope.allocate_temp(type)
def release_temp(self, cname):
self.outer_scope.release_temp(cname)
#def recycle_pending_temps(self):
# self.outer_scope.recycle_pending_temps()
def add_default_value(self, type):
return self.outer_scope.add_default_value(type)
......@@ -1412,12 +1354,6 @@ class CClassScope(ClassScope):
base_entry.visibility, base_entry.func_modifiers)
entry.is_inherited = 1
def allocate_temp(self, type):
return Scope.allocate_temp(self.global_scope(), type)
def release_temp(self, cname):
return Scope.release_temp(self.global_scope(), cname)
class PropertyScope(Scope):
# Scope holding the __get__, __set__ and __del__ methods for
......
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