gem5  v21.1.0.2
pygen.cc
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38 
39 #include "base/trace.hh"
40 #include "config/have_protobuf.hh"
41 #include "debug/TrafficGen.hh"
42 #include "params/PyTrafficGen.hh"
43 #include "sim/init.hh"
44 
45 namespace py = pybind11;
46 
47 namespace gem5
48 {
49 
50 PyTrafficGen::PyTrafficGen(const PyTrafficGenParams &p)
51  : BaseTrafficGen(p)
52 {
53 }
54 
55 void
56 PyTrafficGen::start(pybind11::object meta_generator)
57 {
58  metaGenerator = meta_generator.begin();
60 }
61 
62 std::shared_ptr<BaseGen>
64 {
65  if (!metaGenerator)
66  return std::shared_ptr<BaseGen>();
67 
68  if (metaGenerator == py::iterator::sentinel()) {
69  DPRINTF(TrafficGen, "No more generators available.\n");
70  return std::shared_ptr<BaseGen>();
71  }
72 
73  try {
74  DPRINTF(TrafficGen, "Casting to C++ base class.\n");
75  std::shared_ptr<BaseGen> gen =
76  metaGenerator->cast<std::shared_ptr<BaseGen>>();
77  metaGenerator++;
78  return gen;
79  } catch (py::cast_error&) {
80  fatal("Meta generator didn't return a valid trace generator\n");
81  }
82 }
83 
84 void
85 pybind_init_tracers(py::module_ &m_native)
86 {
87  using namespace pybind11::literals;
88 
89  py::module_ m = m_native.def_submodule("trace");
90 
91  py::class_<BaseGen, std::shared_ptr<BaseGen>> c_base(m, "BaseGen");
92 }
93 
94 static EmbeddedPyBind _py_tracers("trace", pybind_init_tracers);
95 
96 } // namespace gem5
pygen.hh
fatal
#define fatal(...)
This implements a cprintf based fatal() function.
Definition: logging.hh:189
gem5::PyTrafficGen::PyTrafficGen
PyTrafficGen(const PyTrafficGenParams &p)
Definition: pygen.cc:50
gem5::PyTrafficGen::metaGenerator
pybind11::iterator metaGenerator
Definition: pygen.hh:65
gem5::_py_tracers
static EmbeddedPyBind _py_tracers("trace", pybind_init_tracers)
DPRINTF
#define DPRINTF(x,...)
Definition: trace.hh:186
gem5::MipsISA::p
Bitfield< 0 > p
Definition: pra_constants.hh:326
gem5::BaseTrafficGen::start
void start()
Definition: base.cc:282
gem5::BaseTrafficGen
The traffic generator is a module that generates stimuli for the memory system, based on a collection...
Definition: base.hh:67
gem5::ArmISA::m
Bitfield< 0 > m
Definition: misc_types.hh:394
gem5::PyTrafficGen::nextGenerator
std::shared_ptr< BaseGen > nextGenerator() override
Definition: pygen.cc:63
gem5::TrafficGen
The traffic generator is a module that generates stimuli for the memory system, based on a collection...
Definition: traffic_gen.hh:70
trace.hh
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
init.hh
gem5::pybind_init_tracers
void pybind_init_tracers(py::module_ &m_native)
Definition: pygen.cc:85

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