Commit e9367c94 authored by gsamain's avatar gsamain

First attempt of non-blocking locks for acthon message activate method

parent a4ad0e54
...@@ -1322,10 +1322,84 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode): ...@@ -1322,10 +1322,84 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
# because the mode is used for direct calls, when the user have the possibility # because the mode is used for direct calls, when the user have the possibility
# to manually lock or let the compiler handle it. # to manually lock or let the compiler handle it.
# Here, the user cannot lock manually, so we're taking the lock automatically. # Here, the user cannot lock manually, so we're taking the lock automatically.
put_cypclass_op_on_narg_optarg(lambda arg: "Cy_RLOCK" if arg.type.is_const else "Cy_WLOCK", reified_function_entry.type, Naming.optional_args_cname, code) #put_cypclass_op_on_narg_optarg(lambda arg: "Cy_RLOCK" if arg.type.is_const else "Cy_WLOCK", reified_function_entry.type, Naming.optional_args_cname, code)
func_type = reified_function_entry.type
opt_arg_name = Naming.optional_args_cname
trylock_result = "trylock_result"
failed_trylock = "failed_trylock"
code.putln("int %s = 0;" % trylock_result)
code.putln("int %s = 0;" % failed_trylock)
opt_arg_count = func_type.optional_arg_count
narg_count = len(func_type.args) - opt_arg_count
num_trylock = 1
op = "Cy_TRYRLOCK" if reified_function_entry.type.is_const_method else "Cy_TRYWLOCK"
code.putln("%s = %s(this->%s) != 0;" % (failed_trylock, op, target_object_cname))
code.putln("if (!%s) {" % failed_trylock)
code.putln("++%s;" % trylock_result)
for i, narg in enumerate(func_type.args[:narg_count]):
if narg.type.is_cyp_class:
try_op = "Cy_TRYRLOCK" if narg.type.is_const else "Cy_TRYWLOCK"
code.putln("%s = %s(this->%s) != 0;" % (failed_trylock, try_op, narg.cname))
code.putln("if (!%s) {" % failed_trylock)
code.putln("++%s;" % trylock_result)
num_trylock += 1
if opt_arg_count:
num_optional_if = 0
code.putln("if (this->%s != NULL) {" % opt_arg_name)
for opt_idx, optarg in enumerate(func_type.args[narg_count:]):
if optarg.type.is_cyp_class:
try_op = "Cy_TRYRLOCK" if optarg.type.is_const else "Cy_TRYWLOCK"
code.putln("if (this->%s->%sn > %s) {" %
(opt_arg_name,
Naming.pyrex_prefix,
opt_idx,
))
code.putln("%s = %s(this->%s->%s) != 0;" % (
failed_trylock,
try_op,
opt_arg_name,
func_type.opt_arg_cname(optarg.name)
))
code.putln("if (!%s) {" % failed_trylock)
code.putln("++%s;" % trylock_result)
num_optional_if += 1
num_trylock += 1
for _ in range(num_optional_if):
code.putln("}")
code.putln("}") # The check for optional_args != NULL
for _ in range(num_trylock):
code.putln("}")
op = "Cy_RLOCK" if reified_function_entry.type.is_const_method else "Cy_WLOCK" if num_trylock:
code.putln("%s(this->%s);" % (op, target_object_cname)) # If there is any lock failure, we unlock all and return 0
code.putln("if (%s) {" % failed_trylock)
num_unlock = 0
# Target object first, then arguments
code.putln("if (%s > %s) {" % (trylock_result, num_unlock))
code.putln("Cy_UNLOCK(this->%s);" % target_object_cname)
num_unlock += 1
for i, narg in enumerate(func_type.args[:narg_count]):
if narg.type.is_cyp_class:
code.putln("if (%s > %s) {" % (trylock_result, num_unlock))
code.putln("Cy_UNLOCK(this->%s);" % narg.cname)
num_unlock += 1
if opt_arg_count:
code.putln("if (this->%s != NULL) {" % opt_arg_name)
for opt_idx, optarg in enumerate(func_type.args[narg_count:]):
if optarg.type.is_cyp_class:
code.putln("if (%s > %s) {" % (trylock_result, num_unlock))
code.putln("Cy_UNLOCK(this->%s->%s);" % (opt_arg_name, func_type.opt_arg_cname(optarg.name)))
num_unlock += 1
for _ in range(num_unlock):
code.putln("}")
code.putln("}")
code.putln("return 0;")
code.putln("}")
does_return = reified_function_entry.type.return_type is not PyrexTypes.c_void_type does_return = reified_function_entry.type.return_type is not PyrexTypes.c_void_type
if does_return: if does_return:
......
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