diff options
| -rw-r--r-- | configs/test/test.py | 6 | ||||
| -rw-r--r-- | src/arch/alpha/process.cc | 97 | ||||
| -rw-r--r-- | src/arch/alpha/process.hh | 12 | ||||
| -rw-r--r-- | src/arch/mips/process.cc | 95 | ||||
| -rw-r--r-- | src/arch/mips/process.hh | 12 | ||||
| -rw-r--r-- | src/arch/sparc/process.cc | 98 | ||||
| -rw-r--r-- | src/arch/sparc/process.hh | 9 | ||||
| -rw-r--r-- | src/python/m5/config.py | 57 | ||||
| -rw-r--r-- | src/sim/process.cc | 144 | ||||
| -rw-r--r-- | src/sim/process.hh | 10 |
10 files changed, 190 insertions, 350 deletions
diff --git a/configs/test/test.py b/configs/test/test.py index 8bdea16ac..8c5b06e6a 100644 --- a/configs/test/test.py +++ b/configs/test/test.py @@ -11,7 +11,6 @@ from m5.objects import * parser = optparse.OptionParser(option_list=m5.standardOptions) parser.add_option("-c", "--cmd", default="hello") -parser.add_option("-a", "--arch", choices=["Alpha", "Mips"], default="Alpha") parser.add_option("-t", "--timing", action="store_true") (options, args) = parser.parse_args() @@ -23,10 +22,7 @@ if args: # build configuration this_dir = os.path.dirname(__file__) -print "arch =", options.arch -process_class = eval(options.arch + "LiveProcess") - -process = process_class() +process = LiveProcess() process.executable = os.path.join(this_dir, options.cmd) process.cmd = options.cmd diff --git a/src/arch/alpha/process.cc b/src/arch/alpha/process.cc index 4c0c68761..970292cd8 100644 --- a/src/arch/alpha/process.cc +++ b/src/arch/alpha/process.cc @@ -31,55 +31,15 @@ #include "arch/alpha/constants.hh" #include "arch/alpha/process.hh" -#include "arch/alpha/linux/process.hh" -#include "arch/alpha/tru64/process.hh" #include "base/loader/object_file.hh" #include "base/misc.hh" #include "cpu/thread_context.hh" -#include "sim/builder.hh" #include "sim/system.hh" using namespace AlphaISA; using namespace std; -AlphaLiveProcess * -AlphaLiveProcess::create(const std::string &nm, System *system, int stdin_fd, - int stdout_fd, int stderr_fd, std::string executable, - std::vector<std::string> &argv, std::vector<std::string> &envp) -{ - AlphaLiveProcess *process = NULL; - - ObjectFile *objFile = createObjectFile(executable); - if (objFile == NULL) { - fatal("Can't load object file %s", executable); - } - - - if (objFile->getArch() != ObjectFile::Alpha) - fatal("Object file does not match architecture."); - switch (objFile->getOpSys()) { - case ObjectFile::Tru64: - process = new AlphaTru64Process(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - - case ObjectFile::Linux: - process = new AlphaLinuxProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - - default: - fatal("Unknown/unsupported operating system."); - } - - if (process == NULL) - fatal("Unknown error creating process object."); - return process; -} - AlphaLiveProcess::AlphaLiveProcess(const std::string &nm, ObjectFile *objFile, System *_system, int stdin_fd, int stdout_fd, int stderr_fd, std::vector<std::string> &argv, std::vector<std::string> &envp) @@ -111,60 +71,3 @@ AlphaLiveProcess::startup() } - - -BEGIN_DECLARE_SIM_OBJECT_PARAMS(AlphaLiveProcess) - - VectorParam<string> cmd; - Param<string> executable; - Param<string> input; - Param<string> output; - VectorParam<string> env; - SimObjectParam<System *> system; - -END_DECLARE_SIM_OBJECT_PARAMS(AlphaLiveProcess) - - -BEGIN_INIT_SIM_OBJECT_PARAMS(AlphaLiveProcess) - - INIT_PARAM(cmd, "command line (executable plus arguments)"), - INIT_PARAM(executable, "executable (overrides cmd[0] if set)"), - INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"), - INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"), - INIT_PARAM(env, "environment settings"), - INIT_PARAM(system, "system") - -END_INIT_SIM_OBJECT_PARAMS(AlphaLiveProcess) - - -CREATE_SIM_OBJECT(AlphaLiveProcess) -{ - string in = input; - string out = output; - - // initialize file descriptors to default: same as simulator - int stdin_fd, stdout_fd, stderr_fd; - - if (in == "stdin" || in == "cin") - stdin_fd = STDIN_FILENO; - else - stdin_fd = Process::openInputFile(input); - - if (out == "stdout" || out == "cout") - stdout_fd = STDOUT_FILENO; - else if (out == "stderr" || out == "cerr") - stdout_fd = STDERR_FILENO; - else - stdout_fd = Process::openOutputFile(out); - - stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO; - - return AlphaLiveProcess::create(getInstanceName(), system, - stdin_fd, stdout_fd, stderr_fd, - (string)executable == "" ? cmd[0] : executable, - cmd, env); -} - - -REGISTER_SIM_OBJECT("AlphaLiveProcess", AlphaLiveProcess) - diff --git a/src/arch/alpha/process.hh b/src/arch/alpha/process.hh index 7fa913cad..5d5c9a52e 100644 --- a/src/arch/alpha/process.hh +++ b/src/arch/alpha/process.hh @@ -49,18 +49,6 @@ class AlphaLiveProcess : public LiveProcess std::vector<std::string> &envp); void startup(); - - public: - // this function is used to create the LiveProcess object, since - // we can't tell which subclass of LiveProcess to use until we - // open and look at the object file. - static AlphaLiveProcess *create(const std::string &nm, - System *_system, - int stdin_fd, int stdout_fd, int stderr_fd, - std::string executable, - std::vector<std::string> &argv, - std::vector<std::string> &envp); - }; diff --git a/src/arch/mips/process.cc b/src/arch/mips/process.cc index 6f2c88f69..7762c2fa0 100644 --- a/src/arch/mips/process.cc +++ b/src/arch/mips/process.cc @@ -32,49 +32,14 @@ #include "arch/mips/isa_traits.hh" #include "arch/mips/process.hh" -#include "arch/mips/linux/process.hh" #include "base/loader/object_file.hh" #include "base/misc.hh" #include "cpu/thread_context.hh" -#include "sim/builder.hh" #include "sim/system.hh" using namespace std; using namespace MipsISA; - -MipsLiveProcess * -MipsLiveProcess::create(const std::string &nm, System *system, int stdin_fd, - int stdout_fd, int stderr_fd, std::string executable, - std::vector<std::string> &argv, std::vector<std::string> &envp) -{ - MipsLiveProcess *process = NULL; - - ObjectFile *objFile = createObjectFile(executable); - if (objFile == NULL) { - fatal("Can't load object file %s", executable); - } - - - if (objFile->getArch() != ObjectFile::Mips) - fatal("Object file does not match MIPS architecture."); - - switch (objFile->getOpSys()) { - case ObjectFile::Linux: - process = new MipsLinuxProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - - default: - fatal("Unknown/unsupported operating system."); - } - - if (process == NULL) - fatal("Unknown error creating process object."); - return process; -} - MipsLiveProcess::MipsLiveProcess(const std::string &nm, ObjectFile *objFile, System *_system, int stdin_fd, int stdout_fd, int stderr_fd, std::vector<std::string> &argv, std::vector<std::string> &envp) @@ -101,63 +66,3 @@ MipsLiveProcess::startup() { argsInit(MachineBytes, VMPageSize); } - - - - -BEGIN_DECLARE_SIM_OBJECT_PARAMS(MipsLiveProcess) - - VectorParam<string> cmd; - Param<string> executable; - Param<string> input; - Param<string> output; - VectorParam<string> env; - SimObjectParam<System *> system; - -END_DECLARE_SIM_OBJECT_PARAMS(MipsLiveProcess) - - -BEGIN_INIT_SIM_OBJECT_PARAMS(MipsLiveProcess) - - INIT_PARAM(cmd, "command line (executable plus arguments)"), - INIT_PARAM(executable, "executable (overrides cmd[0] if set)"), - INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"), - INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"), - INIT_PARAM(env, "environment settings"), - INIT_PARAM(system, "system") - -END_INIT_SIM_OBJECT_PARAMS(MipsLiveProcess) - - -CREATE_SIM_OBJECT(MipsLiveProcess) -{ - string in = input; - string out = output; - - // initialize file descriptors to default: same as simulator - int stdin_fd, stdout_fd, stderr_fd; - - if (in == "stdin" || in == "cin") - stdin_fd = STDIN_FILENO; - else - stdin_fd = Process::openInputFile(input); - - if (out == "stdout" || out == "cout") - stdout_fd = STDOUT_FILENO; - else if (out == "stderr" || out == "cerr") - stdout_fd = STDERR_FILENO; - else - stdout_fd = Process::openOutputFile(out); - - stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO; - - return MipsLiveProcess::create(getInstanceName(), system, - stdin_fd, stdout_fd, stderr_fd, - (string)executable == "" ? cmd[0] : executable, - cmd, env); -} - - -REGISTER_SIM_OBJECT("MipsLiveProcess", MipsLiveProcess) - - diff --git a/src/arch/mips/process.hh b/src/arch/mips/process.hh index dae891125..b0ef20399 100644 --- a/src/arch/mips/process.hh +++ b/src/arch/mips/process.hh @@ -50,18 +50,6 @@ class MipsLiveProcess : public LiveProcess std::vector<std::string> &envp); void startup(); - - public: - // this function is used to create the LiveProcess object, since - // we can't tell which subclass of LiveProcess to use until we - // open and look at the object file. - static MipsLiveProcess *create(const std::string &nm, - System *_system, - int stdin_fd, int stdout_fd, int stderr_fd, - std::string executable, - std::vector<std::string> &argv, - std::vector<std::string> &envp); - }; diff --git a/src/arch/sparc/process.cc b/src/arch/sparc/process.cc index 633c202ca..75f01e038 100644 --- a/src/arch/sparc/process.cc +++ b/src/arch/sparc/process.cc @@ -31,56 +31,16 @@ #include "arch/sparc/isa_traits.hh" #include "arch/sparc/process.hh" -#include "arch/sparc/linux/process.hh" -#include "arch/sparc/solaris/process.hh" #include "base/loader/object_file.hh" #include "base/misc.hh" #include "cpu/thread_context.hh" #include "mem/page_table.hh" #include "mem/translating_port.hh" -#include "sim/builder.hh" #include "sim/system.hh" using namespace std; using namespace SparcISA; -SparcLiveProcess * -SparcLiveProcess::create(const std::string &nm, System *system, int stdin_fd, - int stdout_fd, int stderr_fd, std::string executable, - std::vector<std::string> &argv, std::vector<std::string> &envp) -{ - SparcLiveProcess *process = NULL; - - ObjectFile *objFile = createObjectFile(executable); - if (objFile == NULL) { - fatal("Can't load object file %s", executable); - } - - - if (objFile->getArch() != ObjectFile::SPARC) - fatal("Object file with arch %x does not match architecture %x.", - objFile->getArch(), ObjectFile::SPARC); - switch (objFile->getOpSys()) { - case ObjectFile::Linux: - process = new SparcLinuxProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - - - case ObjectFile::Solaris: - process = new SparcSolarisProcess(nm, objFile, system, - stdin_fd, stdout_fd, stderr_fd, - argv, envp); - break; - default: - fatal("Unknown/unsupported operating system."); - } - - if (process == NULL) - fatal("Unknown error creating process object."); - return process; -} SparcLiveProcess::SparcLiveProcess(const std::string &nm, ObjectFile *objFile, System *_system, int stdin_fd, int stdout_fd, int stderr_fd, @@ -322,61 +282,3 @@ SparcLiveProcess::argsInit(int intSize, int pageSize) // num_processes++; } - - -BEGIN_DECLARE_SIM_OBJECT_PARAMS(SparcLiveProcess) - - VectorParam<string> cmd; - Param<string> executable; - Param<string> input; - Param<string> output; - VectorParam<string> env; - SimObjectParam<System *> system; - -END_DECLARE_SIM_OBJECT_PARAMS(SparcLiveProcess) - - -BEGIN_INIT_SIM_OBJECT_PARAMS(SparcLiveProcess) - - INIT_PARAM(cmd, "command line (executable plus arguments)"), - INIT_PARAM(executable, "executable (overrides cmd[0] if set)"), - INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"), - INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"), - INIT_PARAM(env, "environment settings"), - INIT_PARAM(system, "system") - -END_INIT_SIM_OBJECT_PARAMS(SparcLiveProcess) - - -CREATE_SIM_OBJECT(SparcLiveProcess) -{ - string in = input; - string out = output; - - // initialize file descriptors to default: same as simulator - int stdin_fd, stdout_fd, stderr_fd; - - if (in == "stdin" || in == "cin") - stdin_fd = STDIN_FILENO; - else - stdin_fd = Process::openInputFile(input); - - if (out == "stdout" || out == "cout") - stdout_fd = STDOUT_FILENO; - else if (out == "stderr" || out == "cerr") - stdout_fd = STDERR_FILENO; - else - stdout_fd = Process::openOutputFile(out); - - stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO; - - return SparcLiveProcess::create(getInstanceName(), system, - stdin_fd, stdout_fd, stderr_fd, - (string)executable == "" ? cmd[0] : executable, - cmd, env); -} - - -REGISTER_SIM_OBJECT("SparcLiveProcess", SparcLiveProcess) - - diff --git a/src/arch/sparc/process.hh b/src/arch/sparc/process.hh index db5e64352..7ba8d7109 100644 --- a/src/arch/sparc/process.hh +++ b/src/arch/sparc/process.hh @@ -65,15 +65,6 @@ class SparcLiveProcess : public LiveProcess void startup(); public: - // this function is used to create the LiveProcess object, since - // we can't tell which subclass of LiveProcess to use until we - // open and look at the object file. - static SparcLiveProcess *create(const std::string &nm, - System *_system, - int stdin_fd, int stdout_fd, int stderr_fd, - std::string executable, - std::vector<std::string> &argv, - std::vector<std::string> &envp); void argsInit(int intSize, int pageSize); diff --git a/src/python/m5/config.py b/src/python/m5/config.py index 3eb99972f..97e13c900 100644 --- a/src/python/m5/config.py +++ b/src/python/m5/config.py @@ -143,8 +143,8 @@ def isSimObjectClass(value): # happens if value is not a class at all return False -def isSimObjSequence(value): - if not isinstance(value, (list, tuple)): +def isSimObjectSequence(value): + if not isinstance(value, (list, tuple)) or len(value) == 0: return False for val in value: @@ -153,8 +153,8 @@ def isSimObjSequence(value): return True -def isSimObjClassSequence(value): - if not isinstance(value, (list, tuple)): +def isSimObjectClassSequence(value): + if not isinstance(value, (list, tuple)) or len(value) == 0: return False for val in value: @@ -163,9 +163,31 @@ def isSimObjClassSequence(value): return True +def isSimObjectOrSequence(value): + return isSimObject(value) or isSimObjectSequence(value) + +def isSimObjectClassOrSequence(value): + return isSimObjectClass(value) or isSimObjectClassSequence(value) + def isNullPointer(value): return isinstance(value, NullSimObject) +# Apply method to object. +# applyMethod(obj, 'meth', <args>) is equivalent to obj.meth(<args>) +def applyMethod(obj, meth, *args, **kwargs): + return getattr(obj, meth)(*args, **kwargs) + +# If the first argument is an (non-sequence) object, apply the named +# method with the given arguments. If the first argument is a +# sequence, apply the method to each element of the sequence (a la +# 'map'). +def applyOrMap(objOrSeq, meth, *args, **kwargs): + if not isinstance(objOrSeq, (list, tuple)): + return applyMethod(objOrSeq, meth, *args, **kwargs) + else: + return [applyMethod(o, meth, *args, **kwargs) for o in objOrSeq] + + # The metaclass for ConfigNode (and thus for everything that derives # from ConfigNode, including SimObject). This class controls how new # classes that derive from ConfigNode are instantiated, and provides @@ -255,21 +277,15 @@ class MetaSimObject(type): # Existing classes should not have any instance values, so # these can only occur at the lowest level dict (the # parameters just being set in this class definition). - if isSimObject(val): - assert(val == cls._values.local[key]) - cls._values[key] = val.makeClass(memo) - elif isSimObjSequence(val) and len(val): + if isSimObjectOrSequence(val): assert(val == cls._values.local[key]) - cls._values[key] = [ v.makeClass(memo) for v in val ] + cls._values[key] = applyOrMap(val, 'makeClass', memo) # SimObject classes need to be subclassed so that # parameters that get set at this level only affect this # level and derivatives. - elif isSimObjectClass(val): - assert(not cls._values.local.has_key(key)) - cls._values[key] = val.makeSubclass({}, memo) - elif isSimObjClassSequence(val) and len(val): + elif isSimObjectClassOrSequence(val): assert(not cls._values.local.has_key(key)) - cls._values[key] = [ v.makeSubclass({}, memo) for v in val ] + cls._values[key] = applyOrMap(val, 'makeSubclass', {}, memo) def _set_keyword(cls, keyword, val, kwtype): @@ -301,8 +317,7 @@ class MetaSimObject(type): param = cls._params.get(attr, None) if param: # It's ok: set attribute by delegating to 'object' class. - if (isSimObject(value) or isSimObjSequence(value)) \ - and cls._instantiated: + if isSimObjectOrSequence(value) and cls._instantiated: raise AttributeError, \ "Cannot set SimObject parameter '%s' after\n" \ " class %s has been instantiated or subclassed" \ @@ -315,7 +330,7 @@ class MetaSimObject(type): e.args = (msg, ) raise # I would love to get rid of this - elif isSimObject(value) or isSimObjSequence(value): + elif isSimObjectOrSequence(value): cls._values[attr] = value else: raise AttributeError, \ @@ -407,7 +422,7 @@ class SimObject(object): for key,val in self.__class__._values.iteritems(): if isSimObjectClass(val): setattr(self, key, val(_memo)) - elif isSimObjClassSequence(val) and len(val): + elif isSimObjectClassSequence(val) and len(val): setattr(self, key, [ v(_memo) for v in val ]) # apply attribute assignments from keyword args, if any for key,val in kwargs.iteritems(): @@ -454,7 +469,7 @@ class SimObject(object): e.args = (msg, ) raise # I would love to get rid of this - elif isSimObject(value) or isSimObjSequence(value): + elif isSimObjectOrSequence(value): pass else: raise AttributeError, "Class %s has no parameter %s" \ @@ -465,7 +480,7 @@ class SimObject(object): if isSimObject(value): value.set_path(self, attr) - elif isSimObjSequence(value): + elif isSimObjectSequence(value): value = SimObjVector(value) [v.set_path(self, "%s%d" % (attr, i)) for i,v in enumerate(value)] @@ -888,7 +903,7 @@ class VectorParamDesc(ParamDesc): if isinstance(value, (list, tuple)): # list: coerce each element into new list tmp_list = [ ParamDesc.convert(self, v) for v in value ] - if isSimObjSequence(tmp_list): + if isSimObjectSequence(tmp_list): return SimObjVector(tmp_list) else: return VectorParamValue(tmp_list) diff --git a/src/sim/process.cc b/src/sim/process.cc index 1533a376d..5080c3ac1 100644 --- a/src/sim/process.cc +++ b/src/sim/process.cc @@ -50,6 +50,20 @@ #include "sim/syscall_emul.hh" #include "sim/system.hh" +#include "arch/isa_specific.hh" +#if THE_ISA == ALPHA_ISA +#include "arch/alpha/linux/process.hh" +#include "arch/alpha/tru64/process.hh" +#elif THE_ISA == SPARC_ISA +#include "arch/sparc/linux/process.hh" +#include "arch/sparc/solaris/process.hh" +#elif THE_ISA == MIPS_ISA +#include "arch/mips/linux/process.hh" +#else +#error "THE_ISA not set" +#endif + + using namespace std; using namespace TheISA; @@ -362,4 +376,132 @@ LiveProcess::syscall(int64_t callnum, ThreadContext *tc) desc->doSyscall(callnum, this, tc); } -DEFINE_SIM_OBJECT_CLASS_NAME("LiveProcess", LiveProcess); +LiveProcess * +LiveProcess::create(const std::string &nm, System *system, int stdin_fd, + int stdout_fd, int stderr_fd, std::string executable, + std::vector<std::string> &argv, + std::vector<std::string> &envp) +{ + LiveProcess *process = NULL; + + ObjectFile *objFile = createObjectFile(executable); + if (objFile == NULL) { + fatal("Can't load object file %s", executable); + } + +#if THE_ISA == ALPHA_ISA + if (objFile->getArch() != ObjectFile::Alpha) + fatal("Object file architecture does not match compiled ISA (Alpha)."); + switch (objFile->getOpSys()) { + case ObjectFile::Tru64: + process = new AlphaTru64Process(nm, objFile, system, + stdin_fd, stdout_fd, stderr_fd, + argv, envp); + break; + + case ObjectFile::Linux: + process = new AlphaLinuxProcess(nm, objFile, system, + stdin_fd, stdout_fd, stderr_fd, + argv, envp); + break; + + default: + fatal("Unknown/unsupported operating system."); + } +#elif THE_ISA == SPARC_ISA + if (objFile->getArch() != ObjectFile::SPARC) + fatal("Object file architecture does not match compiled ISA (SPARC)."); + switch (objFile->getOpSys()) { + case ObjectFile::Linux: + process = new SparcLinuxProcess(nm, objFile, system, + stdin_fd, stdout_fd, stderr_fd, + argv, envp); + break; + + + case ObjectFile::Solaris: + process = new SparcSolarisProcess(nm, objFile, system, + stdin_fd, stdout_fd, stderr_fd, + argv, envp); + break; + default: + fatal("Unknown/unsupported operating system."); + } +#elif THE_ISA == MIPS_ISA + if (objFile->getArch() != ObjectFile::Mips) + fatal("Object file architecture does not match compiled ISA (MIPS)."); + switch (objFile->getOpSys()) { + case ObjectFile::Linux: + process = new MipsLinuxProcess(nm, objFile, system, + stdin_fd, stdout_fd, stderr_fd, + argv, envp); + break; + + default: + fatal("Unknown/unsupported operating system."); + } +#else +#error "THE_ISA not set" +#endif + + + if (process == NULL) + fatal("Unknown error creating process object."); + return process; +} + + +BEGIN_DECLARE_SIM_OBJECT_PARAMS(LiveProcess) + + VectorParam<string> cmd; + Param<string> executable; + Param<string> input; + Param<string> output; + VectorParam<string> env; + SimObjectParam<System *> system; + +END_DECLARE_SIM_OBJECT_PARAMS(LiveProcess) + + +BEGIN_INIT_SIM_OBJECT_PARAMS(LiveProcess) + + INIT_PARAM(cmd, "command line (executable plus arguments)"), + INIT_PARAM(executable, "executable (overrides cmd[0] if set)"), + INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"), + INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"), + INIT_PARAM(env, "environment settings"), + INIT_PARAM(system, "system") + +END_INIT_SIM_OBJECT_PARAMS(LiveProcess) + + +CREATE_SIM_OBJECT(LiveProcess) +{ + string in = input; + string out = output; + + // initialize file descriptors to default: same as simulator + int stdin_fd, stdout_fd, stderr_fd; + + if (in == "stdin" || in == "cin") + stdin_fd = STDIN_FILENO; + else + stdin_fd = Process::openInputFile(input); + + if (out == "stdout" || out == "cout") + stdout_fd = STDOUT_FILENO; + else if (out == "stderr" || out == "cerr") + stdout_fd = STDERR_FILENO; + else + stdout_fd = Process::openOutputFile(out); + + stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO; + + return LiveProcess::create(getInstanceName(), system, + stdin_fd, stdout_fd, stderr_fd, + (string)executable == "" ? cmd[0] : executable, + cmd, env); +} + + +REGISTER_SIM_OBJECT("LiveProcess", LiveProcess) diff --git a/src/sim/process.hh b/src/sim/process.hh index edbc1e492..763deb100 100644 --- a/src/sim/process.hh +++ b/src/sim/process.hh @@ -186,6 +186,16 @@ class LiveProcess : public Process virtual void syscall(int64_t callnum, ThreadContext *tc); virtual SyscallDesc* getDesc(int callnum) = 0; + + // this function is used to create the LiveProcess object, since + // we can't tell which subclass of LiveProcess to use until we + // open and look at the object file. + static LiveProcess *create(const std::string &nm, + System *_system, + int stdin_fd, int stdout_fd, int stderr_fd, + std::string executable, + std::vector<std::string> &argv, + std::vector<std::string> &envp); }; |