def field(self):
return self.simcall_types[self.type]
- def ret(self):
+ def rettype(self):
return '%s'%self.casted if self.casted else self.type
def cast(self):
class Simcall(object):
simcalls_BODY = None
simcalls_PRE = None
- def __init__(self, name, res, args, has_answer=True):
+ def __init__(self, name, res, args, call_kind):
self.name = name
self.res = res
self.args = args
- self.has_answer = has_answer
+ self.call_kind = call_kind
def check(self):
- # smx_user.c simcall_BODY_
- # smx_*.c void SIMIX_pre_host_on(smx_simcall_t simcall, smx_host_t h)
- self.check_body()
- self.check_pre()
-
- def check_body(self):
+ # libsmx.c simcall_BODY_
if self.simcalls_BODY is None:
- f = open('smx_user.c')
+ f = open('libsmx.c')
self.simcalls_BODY = set(re.findall('simcall_BODY_(.*?)\(', f.read()))
f.close()
if self.name not in self.simcalls_BODY:
print '# ERROR: No function calling simcall_BODY_%s'%self.name
- print '# Add something like this to smx_user.c:'
- print '''%s simcall_%s(%s)
-{
- return simcall_BODY_%s(%s);
-}\n'''%(self.res.ret()
- ,self.name
- ,', '.join('%s %s'%(arg.ret(), arg.name)
- for arg in self.args)
- ,self.name
- ,', '.join(arg.name for arg in self.args))
+ print '# Add something like this to libsmx.c:'
+ print '%s simcall_%s(%s) {'%(self.res.rettype() ,self.name ,', '.join('%s %s'%(arg.rettype(), arg.name) for arg in self.args))
+ print ' return simcall_BODY_%s(%s);'%(self.name)
+ print '}'
+ return False
+
+ # smx_*.c void simcall_HANDLER_host_on(smx_simcall_t simcall, smx_host_t h)
+ if self.simcalls_PRE is None:
+ self.simcalls_PRE = set()
+ for fn in glob.glob('smx_*') + glob.glob('../mc/*'):
+ f = open(fn)
+ self.simcalls_PRE |= set(re.findall('simcall_HANDLER_(.*?)\(', f.read()))
+ f.close()
+ if self.name not in self.simcalls_PRE:
+ print '# ERROR: No function called simcall_HANDLER_%s'%self.name
+ print '# Add something like this to the relevant C file (like smx_io.c if it\'s an IO call):'
+ print '%s simcall_HANDLER_%s(smx_simcall_t simcall%s) {'%(self.res.rettype()
+ ,self.name
+ ,''.join(', %s %s'%(arg.rettype(), arg.name)
+ for arg in self.args))
+ print ' // Your code handling the simcall'
+ print '}'
return False
return True
- def check_pre(self):
- if self.simcalls_PRE is None:
- self.simcalls_PRE = set()
- for fn in glob.glob('smx_*') + glob.glob('../mc/*'):
- f = open(fn)
- self.simcalls_PRE |= set(re.findall('SIMIX_pre_(.*?)\(', f.read()))
- f.close()
- if self.name not in self.simcalls_PRE:
- print '# ERROR: No function called SIMIX_pre_%s'%self.name
- print '# Add something like this to smx_.*.c:'
- print '''%s SIMIX_pre_%s(smx_simcall_t simcall%s)
-{
- // Your code handling the simcall
-}\n'''%(self.res.ret()
- ,self.name
- ,''.join(', %s %s'%(arg.ret(), arg.name)
- for arg in self.args))
- return False
- return True
-
def enum(self):
- return 'SIMCALL_%s,'%(self.name.upper())
+ return ' SIMCALL_%s,'%(self.name.upper())
def string(self):
- return '[SIMCALL_%s] = "SIMCALL_%s",'%(self.name.upper(), self.name.upper())
-
- def result_getter_setter(self):
- return '%s\n%s'%(self.result_getter(), self.result_setter())
-
- def result_getter(self):
- return '' if self.res.type == 'void' else '''static inline %s simcall_%s__get__result(smx_simcall_t simcall){
- return %s simcall->result.%s;
-}'''%(self.res.ret(), self.name, self.res.cast(), self.res.field())
-
- def result_setter(self):
- return '' if self.res.type == 'void' else '''static inline void simcall_%s__set__result(smx_simcall_t simcall, %s result){
- simcall->result.%s = result;
-}'''%(self.name, self.res.type, self.res.field())
+ return ' [SIMCALL_%s] = "SIMCALL_%s",'%(self.name.upper(), self.name.upper())
- def args_getter_setter(self):
+ def accessors(self):
res = []
+ res.append('')
+ # Arguments getter/setters
for i in range(len(self.args)):
- res.append(self.arg_getter(i))
- res.append(self.arg_setter(i))
+ arg = self.args[i]
+ res.append('static inline %s simcall_%s__get__%s(smx_simcall_t simcall) {'%(arg.rettype(), self.name, arg.name))
+ res.append(' return %s simcall->args[%i].%s;'%(arg.cast(), i, arg.field()))
+ res.append('}')
+ res.append('static inline void simcall_%s__set__%s(smx_simcall_t simcall, %s arg) {'%(self.name, arg.name, arg.type))
+ res.append(' simcall->args[%i].%s = arg;'%(i, arg.field()))
+ res.append('}')
+
+ # Return value getter/setters
+ if self.res.type != 'void':
+ res.append('static inline %s simcall_%s__get__result(smx_simcall_t simcall){'%(self.res.rettype(), self.name))
+ res.append(' return %s simcall->result.%s;'%(self.res.cast(), self.res.field()))
+ res.append('}')
+ res.append('static inline void simcall_%s__set__result(smx_simcall_t simcall, %s result){'%(self.name, self.res.type,))
+ res.append(' simcall->result.%s = result;'%(self.res.field()))
+ res.append('}')
return '\n'.join(res)
- def arg_getter(self, i):
- arg = self.args[i]
- return '''static inline %s simcall_%s__get__%s(smx_simcall_t simcall){
- return %s simcall->args[%i].%s;
-}'''%(arg.ret(), self.name, arg.name, arg.cast(), i, arg.field())
-
- def arg_setter(self, i):
- arg = self.args[i]
- return '''static inline void simcall_%s__set__%s(smx_simcall_t simcall, %s arg){
- simcall->args[%i].%s = arg;
-}'''%(self.name, arg.name, arg.type, i, arg.field())
-
def case(self):
return '''case SIMCALL_%s:
- %sSIMIX_pre_%s(simcall %s);
+ %ssimcall_HANDLER_%s(simcall %s);
%sbreak;
'''%(self.name.upper(),
- 'simcall->result.%s = '%self.res.field() if self.res.type != 'void' and self.has_answer else ' ',
+ 'simcall->result.%s = '%self.res.field() if self.call_kind == 'Func' else ' ',
self.name,
''.join(', %s simcall->args[%d].%s'%(arg.cast(), i, arg.field())
for i, arg in enumerate(self.args)),
- 'SIMIX_simcall_answer(simcall);\n ' if self.has_answer else ' ')
+ 'SIMIX_simcall_answer(simcall);\n ' if self.call_kind != 'Blck' else ' ')
def body(self):
return '''
smx_process_t self = SIMIX_process_self();
/* Go to that function to follow the code flow through the simcall barrier */
- if (0) SIMIX_pre_%s(%s);
+ if (0) simcall_HANDLER_%s(%s);
/* end of the guide intended to the poor programmer wanting to go from MSG to Surf */
self->simcall.call = SIMCALL_%s;
SIMIX_simcall_name(self->simcall.call), (int)self->simcall.call);
SIMIX_process_yield(self);
} else {
- SIMIX_simcall_enter(&self->simcall, 0);
+ SIMIX_simcall_handle(&self->simcall, 0);
}
%s
- }'''%(self.res.ret()
+ }'''%(self.res.rettype()
,self.name
- ,', '.join('%s %s'%(arg.ret(), arg.name)
+ ,', '.join('%s %s'%(arg.rettype(), arg.name)
for arg in self.args)
,self.name
,', '.join(["&self->simcall"]+ [arg.name for arg in self.args])
,'\n'.join(' self->simcall.args[%d].%s = (%s) %s;'%(i, arg.field(), arg.type, arg.name)
for i, arg in enumerate(self.args))
,'' if self.res.type == 'void' else 'return self->simcall.result.%s;'%self.res.field())
+
+ def handler_prototype(self):
+ return "%s simcall_HANDLER_%s(smx_simcall_t simcall%s);"%(self.res.rettype() if self.call_kind == 'Func' else 'void', self.name, ''.join(', %s %s'%(arg.rettype(), arg.name)
+ for i, arg in enumerate(self.args)))
def parse(fn):
simcalls = []
continue
match = re.match(r'(\S*?) *(\S*?) *\((.*?)(?:, *(.*?))?\) *(.*)', line)
assert match, line
- name, ans, rest, resc, args = match.groups()
+ ans, name, rest, resc, args = match.groups()
+ assert (ans == 'Proc' or ans == 'Func' or ans == 'Blck'),"Invalid call type: '%s'. Faulty line:\n%s\n"%(ans,line)
sargs = []
for n,t,c in re.findall(r'\((.*?), *(.*?)(?:, *(.*?))?\)', args):
sargs.append(Arg(n,t,c))
- sim = Simcall(name, Arg('result', rest, resc), sargs, ans == 'True')
+ sim = Simcall(name, Arg('result', rest, resc), sargs, ans)
if resdi is None:
simcalls.append(sim)
else:
resdi.append(sim)
return simcalls, simcalls_guarded
-def header(fd):
+def header(name):
+ fd = open(name, 'w')
fd.write('/**********************************************************************/\n')
- fd.write('/* File Generated by src/simix/simcalls.py from src/simix/simcalls.in */\n')
+ fd.write('/* File generated by src/simix/simcalls.py from src/simix/simcalls.in */\n')
fd.write('/* */\n')
fd.write('/* DO NOT EVER CHANGE THIS FILE */\n')
fd.write('/* */\n')
fd.write('/* change simcalls specification in src/simix/simcalls.in */\n')
fd.write('/**********************************************************************/\n\n')
+ fd.write('/*\n')
+ fd.write(' * Note that the name comes from http://en.wikipedia.org/wiki/Popping\n')
+ fd.write(' * Indeed, the control flow is doing a strange dance in there.\n')
+ fd.write(' *\n')
+ fd.write(' * That\'s not about http://en.wikipedia.org/wiki/Poop, despite the odor :)\n')
+ fd.write(' */\n\n')
+ return fd
def handle(fd,func, simcalls, guarded_simcalls):
fd.write('\n'.join(func(simcall) for simcall in simcalls))
fd.write('\n'.join(func(simcall) for simcall in list))
fd.write('\n#endif\n')
-def write(fn, func, simcalls, scd,pre="",post=""):
- fd = open(fn, 'w')
- header(fd)
- fd.write(pre)
- handle(fd, func, simcalls, scd)
- fd.write(post)
- fd.close()
-
if __name__=='__main__':
import sys
simcalls, simcalls_dict = parse('simcalls.in')
# print ("Some checks fail!")
# sys.exit(1)
- write('simcalls_generated_enum.h', Simcall.enum, simcalls, simcalls_dict,"""
-/**
- * @brief All possible simcalls.
- */
-typedef enum {
-SIMCALL_NONE,
- ""","""
-SIMCALL_NEW_API_INIT,
-NUM_SIMCALLS
-} e_smx_simcall_t;
- """)
-
- write('simcalls_generated_res_getter_setter.h', Simcall.result_getter_setter, simcalls, simcalls_dict)
- write('simcalls_generated_args_getter_setter.h', Simcall.args_getter_setter, simcalls, simcalls_dict)
+ ###
+ ### smx_popping_accessors.c
+ ###
+ fd = header('popping_accessors.h')
+ handle(fd, Simcall.accessors, simcalls, simcalls_dict)
+ fd.write("\n\n/* The prototype of all simcall handlers, automatically generated for you */\n\n")
+ handle(fd, Simcall.handler_prototype, simcalls, simcalls_dict)
+ fd.close()
+
+ ###
+ ### smx_popping_enum.c
+ ###
+ fd = header("popping_enum.h")
+ fd.write('/**\n')
+ fd.write(' * @brief All possible simcalls.\n')
+ fd.write(' */\n')
+ fd.write('typedef enum {\n')
+ fd.write(' SIMCALL_NONE,\n')
+ handle(fd, Simcall.enum, simcalls, simcalls_dict)
+ fd.write(' NUM_SIMCALLS\n')
+ fd.write('} e_smx_simcall_t;\n')
+ fd.close()
+
+ ###
+ ### smx_popping_generated.c
+ ###
- fd = open("smx_popping_generated.c", 'w')
- header(fd)
- fd.write('/*\n')
- fd.write(' * Note that the name comes from http://en.wikipedia.org/wiki/Popping \n')
- fd.write(' * Indeed, the control flow is doing a strange dance in there.\n')
- fd.write(' *\n')
- fd.write(' * That\'s not about http://en.wikipedia.org/wiki/Poop, despite the odor :)\n')
- fd.write(' */\n\n')
+ fd = header("popping_generated.c")
fd.write('#include "smx_private.h"\n');
fd.write('#ifdef HAVE_MC\n');
fd.write('#include "mc/mc_private.h"\n');
fd.write('#endif\n');
fd.write('\n');
- fd.write('XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_smurf);\n\n');
+ fd.write('XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_popping);\n\n');
fd.write('/** @brief Simcalls\' names (generated from src/simix/simcalls.in) */\n')
fd.write('const char* simcall_names[] = {\n')
fd.write(' * \n')
fd.write(' * This function is generated from src/simix/simcalls.in\n')
fd.write(' */\n');
- fd.write('void SIMIX_simcall_enter(smx_simcall_t simcall, int value) {\n');
+ fd.write('void SIMIX_simcall_handle(smx_simcall_t simcall, int value) {\n');
fd.write(' XBT_DEBUG("Handling simcall %p: %s", simcall, SIMIX_simcall_name(simcall->call));\n');
fd.write(' SIMCALL_SET_MC_VALUE(simcall, value);\n');
fd.write(' if (simcall->issuer->context->iwannadie && simcall->call != SIMCALL_PROCESS_CLEANUP)\n');
fd.write(' );\n');
fd.write(' break;\n');
fd.write('\n');
- fd.write(' /* ****************************************************************************************** */\n');
- fd.write(' /* TUTORIAL: New API */\n');
- fd.write(' /* ****************************************************************************************** */\n');
- fd.write(' case SIMCALL_NEW_API_INIT:\n');
- fd.write(' SIMIX_pre_new_api_fct(simcall);\n');
- fd.write(' break;\n');
fd.write(' }\n');
fd.write('}\n');
fd.close()
- write('simcalls_generated_body.c', Simcall.body, simcalls, simcalls_dict)
+ ###
+ ### smx_popping_bodies.c
+ ###
+ fd = header('popping_bodies.c')
+ fd.write('#include "smx_private.h"\n')
+ fd.write('#include "mc/mc_interface.h"\n')
+ fd.write('#include "xbt/ex.h"\n')
+ handle(fd, Simcall.body, simcalls, simcalls_dict)
+ fd.close()
