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-rw-r--r--src/mem/slicc/symbols/StateMachine.py103
1 files changed, 35 insertions, 68 deletions
diff --git a/src/mem/slicc/symbols/StateMachine.py b/src/mem/slicc/symbols/StateMachine.py
index 425bd522d..7a6d78458 100644
--- a/src/mem/slicc/symbols/StateMachine.py
+++ b/src/mem/slicc/symbols/StateMachine.py
@@ -235,10 +235,8 @@ class $py_ident(RubyController):
dflt_str = str(param.rvalue.inline()) + ', '
if param.type_ast.type.c_ident == "MessageBuffer":
- if param["network"] == "To":
- code('${{param.ident}} = MasterPort(${dflt_str}"")')
- else:
- code('${{param.ident}} = SlavePort(${dflt_str}"")')
+ # The MessageBuffer MUST be instantiated in the protocol config
+ code('${{param.ident}} = Param.MessageBuffer("")')
elif python_class_map.has_key(param.type_ast.type.c_ident):
python_type = python_class_map[param.type_ast.type.c_ident]
@@ -248,6 +246,13 @@ class $py_ident(RubyController):
self.error("Unknown c++ to python class conversion for c++ " \
"type: '%s'. Please update the python_class_map " \
"in StateMachine.py", param.type_ast.type.c_ident)
+
+ # Also add any MessageBuffers declared internally to the controller
+ # Note: This includes mandatory and memory queues
+ for var in self.objects:
+ if var.type.c_ident == "MessageBuffer":
+ code('${{var.ident}} = Param.MessageBuffer("")')
+
code.dedent()
code.write(path, '%s.py' % py_ident)
@@ -299,7 +304,8 @@ class $c_ident : public AbstractController
void init();
MessageBuffer* getMandatoryQueue() const;
- void setNetQueue(const std::string& name, MessageBuffer *b);
+ MessageBuffer* getMemoryQueue() const;
+ void initNetQueues();
void print(std::ostream& out) const;
void wakeup();
@@ -525,12 +531,6 @@ $c_ident::$c_ident(const Params *p)
# include a sequencer, connect the it to the controller.
#
for param in self.config_parameters:
-
- # Do not initialize messgage buffers since they are initialized
- # when the port based connections are made.
- if param.type_ast.type.c_ident == "MessageBuffer":
- continue
-
if param.pointer:
code('m_${{param.ident}}_ptr = p->${{param.ident}};')
else:
@@ -540,9 +540,13 @@ $c_ident::$c_ident(const Params *p)
code('m_${{param.ident}}_ptr->setController(this);')
for var in self.objects:
- if var.ident.find("mandatoryQueue") >= 0:
+ # Some MessageBuffers (e.g. mandatory and memory queues) are
+ # instantiated internally to StateMachines but exposed to
+ # components outside SLICC, so make sure to set up this
+ # controller as their receivers
+ if var.type.c_ident == "MessageBuffer":
code('''
-m_${{var.ident}}_ptr = new ${{var.type.c_ident}}();
+m_${{var.ident}}_ptr = p->${{var.ident}};
m_${{var.ident}}_ptr->setReceiver(this);
''')
@@ -563,7 +567,7 @@ for (int event = 0; event < ${ident}_Event_NUM; event++) {
}
void
-$c_ident::setNetQueue(const std::string& name, MessageBuffer *b)
+$c_ident::initNetQueues()
{
MachineType machine_type = string_to_MachineType("${{self.ident}}");
int base M5_VAR_USED = MachineType_base_number(machine_type);
@@ -581,15 +585,10 @@ $c_ident::setNetQueue(const std::string& name, MessageBuffer *b)
vtype = var.type_ast.type
vid = "m_%s_ptr" % var.ident
- code('''
-if ("${{var.ident}}" == name) {
- $vid = b;
- assert($vid != NULL);
-''')
- code.indent()
+ code('assert($vid != NULL);')
+
# Network port object
network = var["network"]
- ordered = var["ordered"]
if "virtual_network" in var:
vnet = var["virtual_network"]
@@ -599,8 +598,8 @@ if ("${{var.ident}}" == name) {
vnet_dir_set.add((vnet,network))
code('''
-m_net_ptr->set${network}NetQueue(m_version + base, $ordered, $vnet,
- "$vnet_type", b);
+m_net_ptr->set${network}NetQueue(m_version + base, $vid->getOrdered(), $vnet,
+ "$vnet_type", $vid);
''')
# Set the end
if network == "To":
@@ -608,34 +607,10 @@ m_net_ptr->set${network}NetQueue(m_version + base, $ordered, $vnet,
else:
code('$vid->setReceiver(this);')
- # Set ordering
- code('$vid->setOrdering(${{var["ordered"]}});')
-
- # Set randomization
- if "random" in var:
- # A buffer
- code('$vid->setRandomization(${{var["random"]}});')
-
# Set Priority
if "rank" in var:
code('$vid->setPriority(${{var["rank"]}})')
- # Set buffer size
- code('$vid->resize(m_buffer_size);')
-
- if "recycle_latency" in var:
- code('$vid->setRecycleLatency( ' \
- 'Cycles(${{var["recycle_latency"]}}));')
- else:
- code('$vid->setRecycleLatency(m_recycle_latency);')
-
- # set description (may be overriden later by port def)
- code('''
-$vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{var.ident}}]");
-''')
- code.dedent()
- code('}\n')
-
code.dedent()
code('''
}
@@ -644,7 +619,7 @@ void
$c_ident::init()
{
// initialize objects
-
+ initNetQueues();
''')
code.indent()
@@ -660,7 +635,7 @@ $c_ident::init()
code('(*$vid) = ${{var["default"]}};')
else:
# Normal Object
- if var.ident.find("mandatoryQueue") < 0:
+ if var.type.c_ident != "MessageBuffer":
th = var.get("template", "")
expr = "%s = new %s%s" % (vid, vtype.c_ident, th)
args = ""
@@ -676,16 +651,6 @@ $c_ident::init()
comment = "Type %s default" % vtype.ident
code('*$vid = ${{vtype["default"]}}; // $comment')
- # Set ordering
- if "ordered" in var:
- # A buffer
- code('$vid->setOrdering(${{var["ordered"]}});')
-
- # Set randomization
- if "random" in var:
- # A buffer
- code('$vid->setRandomization(${{var["random"]}});')
-
# Set Priority
if vtype.isBuffer and "rank" in var:
code('$vid->setPriority(${{var["rank"]}});')
@@ -700,13 +665,6 @@ $c_ident::init()
code('$vid->setSender(this);')
code('$vid->setReceiver(this);')
- if vtype.isBuffer:
- if "recycle_latency" in var:
- code('$vid->setRecycleLatency( ' \
- 'Cycles(${{var["recycle_latency"]}}));')
- else:
- code('$vid->setRecycleLatency(m_recycle_latency);')
-
# Set the prefetchers
code()
for prefetcher in self.prefetchers:
@@ -716,8 +674,6 @@ $c_ident::init()
for port in self.in_ports:
# Set the queue consumers
code('${{port.code}}.setConsumer(this);')
- # Set the queue descriptions
- code('${{port.code}}.setDescription("[Version " + to_string(m_version) + ", $ident, $port]");')
# Initialize the transition profiling
code()
@@ -746,6 +702,11 @@ $c_ident::init()
if port.code.find("mandatoryQueue_ptr") >= 0:
mq_ident = "m_mandatoryQueue_ptr"
+ memq_ident = "NULL"
+ for port in self.in_ports:
+ if port.code.find("responseFromMemory_ptr") >= 0:
+ memq_ident = "m_responseFromMemory_ptr"
+
seq_ident = "NULL"
for param in self.config_parameters:
if param.ident == "sequencer":
@@ -872,6 +833,12 @@ $c_ident::getMandatoryQueue() const
return $mq_ident;
}
+MessageBuffer*
+$c_ident::getMemoryQueue() const
+{
+ return $memq_ident;
+}
+
Sequencer*
$c_ident::getSequencer() const
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 14:21:15 +0000