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start developing parsers for delay values

This commit is contained in:
tangxifan 2019-08-09 15:52:28 -06:00
parent 6b5ac2e1ef
commit 3d7adb3dd9
2 changed files with 125 additions and 17 deletions
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129
vpr7_x2p/libarchfpga/SRC/fpga_spice_include/circuit_library.cpp
View File

@ -66,8 +66,7 @@ std::vector<CircuitPortId> CircuitLibrary::input_ports(const CircuitModelId& cir
std::vector<CircuitPortId> input_ports;
for (const auto& port_id : ports(circuit_model_id)) {
/* We skip output ports */
if ( (SPICE_MODEL_PORT_OUTPUT == port_type(circuit_model_id, port_id))
|| (SPICE_MODEL_PORT_INOUT == port_type(circuit_model_id, port_id)) ) {
if ( false == is_input_port(circuit_model_id, port_id) ) {
continue;
}
input_ports.push_back(port_id);
@ -81,9 +80,8 @@ std::vector<CircuitPortId> CircuitLibrary::input_ports(const CircuitModelId& cir
std::vector<CircuitPortId> CircuitLibrary::output_ports(const CircuitModelId& circuit_model_id) const {
std::vector<CircuitPortId> output_ports;
for (const auto& port_id : ports(circuit_model_id)) {
/* We skip output ports */
if ( (SPICE_MODEL_PORT_OUTPUT != port_type(circuit_model_id, port_id))
&& (SPICE_MODEL_PORT_INOUT != port_type(circuit_model_id, port_id)) ) {
/* We skip input ports */
if ( false == is_output_port(circuit_model_id, port_id) ) {
continue;
}
output_ports.push_back(port_id);
@ -201,9 +199,47 @@ bool CircuitLibrary::is_lut_intermediate_buffered(const CircuitModelId& circuit_
/************************************************************************
* Public Accessors : Basic data query on Circuit Porst
***********************************************************************/
/* identify if this port is an input port */
bool CircuitLibrary::is_input_port(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const {
/* validate the circuit_model_id and circuit_port_id */
VTR_ASSERT_SAFE(valid_circuit_port_id(circuit_model_id, circuit_port_id));
/* Only SPICE_MODEL_OUTPUT AND INOUT are considered as outputs */
return ( (SPICE_MODEL_PORT_OUTPUT != port_type(circuit_model_id, circuit_port_id))
&& (SPICE_MODEL_PORT_INOUT != port_type(circuit_model_id, circuit_port_id)) );
}
/* identify if this port is an output port */
bool CircuitLibrary::is_output_port(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const {
/* validate the circuit_model_id and circuit_port_id */
VTR_ASSERT_SAFE(valid_circuit_port_id(circuit_model_id, circuit_port_id));
/* Only SPICE_MODEL_OUTPUT AND INOUT are considered as outputs */
return ( (SPICE_MODEL_PORT_OUTPUT == port_type(circuit_model_id, circuit_port_id))
|| (SPICE_MODEL_PORT_INOUT == port_type(circuit_model_id, circuit_port_id)) );
}
/* Given a name and return the port id */
CircuitPortId CircuitLibrary::port(const CircuitModelId& circuit_model_id, const std::string& name) const {
/* validate the circuit_model_id */
VTR_ASSERT_SAFE(valid_circuit_model_id(circuit_model_id));
/* Walk through the ports and try to find a matched name */
CircuitPortId ret = CIRCUIT_PORT_OPEN_ID;
size_t num_found = 0;
for (auto port_id : ports(circuit_model_id)) {
if (0 != name.compare(port_prefix(circuit_model_id, port_id))) {
continue; /* Not the one, go to the next*/
}
ret = port_id; /* Find one */
num_found++;
}
/* Make sure we will not find two ports with the same name */
VTR_ASSERT_SAFE( (0 == num_found) || (1 == num_found) );
return ret;
}
/* Access the type of a port of a circuit model */
size_t CircuitLibrary::num_ports(const CircuitModelId& circuit_model_id) const {
/* validate the circuit_port_id */
/* validate the circuit_model_id */
VTR_ASSERT_SAFE(valid_circuit_model_id(circuit_model_id));
return port_ids_[circuit_model_id].size();
}
@ -404,8 +440,7 @@ CircuitModelId CircuitLibrary::add_circuit_model() {
edge_src_pin_ids_.emplace_back();
edge_sink_port_ids_.emplace_back();
edge_sink_pin_ids_.emplace_back();
edge_trise_.emplace_back();
edge_tfall_.emplace_back();
edge_timing_info_.emplace_back();
/* Delay information */
delay_types_.emplace_back();
@ -1307,6 +1342,7 @@ void CircuitLibrary::build_timing_graphs() {
invalidate_circuit_model_timing_graph(circuit_model_id);
build_circuit_model_timing_graph(circuit_model_id);
/* Annotate timing information */
set_timing_graph_delays(circuit_model_id);
}
return;
}
@ -1351,8 +1387,8 @@ void CircuitLibrary::add_edge(const CircuitModelId& circuit_model_id,
edge_sink_pin_ids_[circuit_model_id].push_back(to_pin);
/* Give a default value for timing values */
edge_trise_[circuit_model_id].push_back(0);
edge_tfall_[circuit_model_id].push_back(0);
std::vector<float> timing_info(2, 0);
edge_timing_info_[circuit_model_id].emplace_back(timing_info);
return;
}
@ -1361,7 +1397,7 @@ void CircuitLibrary::set_edge_trise(const CircuitModelId& circuit_model_id, cons
/* validate the circuit_edge_id */
VTR_ASSERT_SAFE(valid_circuit_edge_id(circuit_model_id, circuit_edge_id));
edge_trise_[circuit_model_id][circuit_edge_id] = trise;
edge_timing_info_[circuit_model_id][circuit_edge_id][size_t(SPICE_MODEL_DELAY_RISE)] = trise;
return;
}
@ -1369,10 +1405,76 @@ void CircuitLibrary::set_edge_tfall(const CircuitModelId& circuit_model_id, cons
/* validate the circuit_edge_id */
VTR_ASSERT_SAFE(valid_circuit_edge_id(circuit_model_id, circuit_edge_id));
edge_tfall_[circuit_model_id][circuit_edge_id] = tfall;
edge_timing_info_[circuit_model_id][circuit_edge_id][size_t(SPICE_MODEL_DELAY_FALL)] = tfall;
return;
}
/* Decode input names of delay_info to CircuitPorts */
std::vector<CircuitPortId> CircuitLibrary::get_delay_info_input_port_ids(const CircuitModelId& circuit_model_id,
const enum spice_model_delay_type& delay_type) const {
/* validate the circuit_model_id */
VTR_ASSERT_SAFE(valid_circuit_model_id(circuit_model_id));
/* Parse the string */
// MultiPortParser input_port_parser(delay_in_port_names[circuit_model_id][size_t(delay_type)]);
// input_port_parser.add_delima(" ");
// std::vector<std::string> input_port_names = input_port_parser.port_names();
/* Find port ids with given names */
std::vector<CircuitPortId> input_port_ids;
// for (const auto& name : input_port_names) {
/* We must have a valid port ! */
// VTR_ASSERT_SAFE(CIRCUIT_PORT_OPEN_ID != port(circuit_model_id, name));
/* Convert to CircuitPortId */
// input_port_ids.push_back(port(circuit_model_id, name));
/* This must be an input port! */
// VTR_ASSERT_SAFE(true == is_input_port(circuit_model_id, input_port_ids.back()));
// }
return input_port_ids;
}
/* Decode input names of delay_info to CircuitPorts */
std::vector<CircuitPortId> CircuitLibrary::get_delay_info_output_port_ids(const CircuitModelId& circuit_model_id,
const enum spice_model_delay_type& delay_type) const {
/* validate the circuit_model_id */
VTR_ASSERT_SAFE(valid_circuit_model_id(circuit_model_id));
/* Parse the string */
// MultiPortParser output_port_parser(delay_out_port_names[circuit_model_id][size_t(delay_type)]);
// output_port_parser.add_delima(" ");
// std::vector<std::string> output_port_names = output_port_parser.port_names();
/* Find port ids with given names */
std::vector<CircuitPortId> output_port_ids;
// for (const auto& name : output_port_names) {
/* We must have a valid port ! */
// VTR_ASSERT_SAFE(CIRCUIT_PORT_OPEN_ID != port(circuit_model_id, name));
/* Convert to CircuitPortId */
// output_port_ids.push_back(port(circuit_model_id, name));
/* This must be an output port! */
// VTR_ASSERT_SAFE(true == is_output_port(circuit_model_id, output_port_ids.back()));
// }
return output_port_ids;
}
/* Annotate delay values on a timing graph */
void CircuitLibrary::set_timing_graph_delays(const CircuitModelId& circuit_model_id) {
/* validate the circuit_model_id */
VTR_ASSERT_SAFE(valid_circuit_model_id(circuit_model_id));
/* Go one delay_info by another */
for (size_t i_delay_type = 0; i_delay_type < delay_types_[circuit_model_id].size(); ++i_delay_type) {
/* Parse the input port names and output names.
* We will store the parsing results in vectors:
* 1. vector for port ids for each port name
* 2. vector for pin ids for each port name
*/
std::vector<CircuitPortId> input_port_ids;
std::vector<size_t> input_pin_ids;
std::vector<CircuitPortId> output_port_ids;
std::vector<size_t> output_pin_ids;
}
return;
}
/************************************************************************
* Internal mutators: build fast look-ups
@ -1481,8 +1583,7 @@ void CircuitLibrary::invalidate_circuit_model_timing_graph(const CircuitModelId&
edge_sink_port_ids_[circuit_model_id].clear();
edge_sink_pin_ids_[circuit_model_id].clear();
edge_trise_[circuit_model_id].clear();
edge_tfall_[circuit_model_id].clear();
edge_timing_info_[circuit_model_id].clear();
return;
}

11
vpr7_x2p/libarchfpga/SRC/fpga_spice_include/circuit_library.h
View File

@ -237,6 +237,9 @@ class CircuitLibrary {
bool is_output_buffered(const CircuitModelId& circuit_model_id) const;
bool is_lut_intermediate_buffered(const CircuitModelId& circuit_model_id) const;
public: /* Public Accessors: Basic data query on Circuit Ports*/
bool is_input_port(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const;
bool is_output_port(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const;
CircuitPortId port(const CircuitModelId& circuit_model_id, const std::string& name) const;
size_t num_ports(const CircuitModelId& circuit_model_id) const;
enum e_spice_model_port_type port_type(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const;
size_t port_size(const CircuitModelId& circuit_model_id, const CircuitPortId& circuit_port_id) const;
@ -428,6 +431,11 @@ class CircuitLibrary {
const CircuitPortId& to_port, const size_t& to_pin);
void set_edge_trise(const CircuitModelId& circuit_model_id, const CircuitEdgeId& circuit_edge_id, const float& trise);
void set_edge_tfall(const CircuitModelId& circuit_model_id, const CircuitEdgeId& circuit_edge_id, const float& tfall);
std::vector<CircuitPortId> get_delay_info_input_port_ids(const CircuitModelId& circuit_model_id,
const enum spice_model_delay_type& delay_type) const;
std::vector<CircuitPortId> get_delay_info_output_port_ids(const CircuitModelId& circuit_model_id,
const enum spice_model_delay_type& delay_type) const;
void set_timing_graph_delays(const CircuitModelId& circuit_model_id);
public: /* Internal mutators: build fast look-ups */
void build_circuit_model_lookup();
void build_circuit_model_port_lookup(const CircuitModelId& circuit_model_id);
@ -509,8 +517,7 @@ class CircuitLibrary {
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, size_t>> edge_src_pin_ids_;
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, CircuitPortId>> edge_sink_port_ids_;
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, size_t>> edge_sink_pin_ids_;
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, float>> edge_trise_;
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, float>> edge_tfall_;
vtr::vector<CircuitModelId, vtr::vector<CircuitEdgeId, std::vector<float>>> edge_timing_info_; /* x0 => trise, x1 => tfall */
/* Delay information */
vtr::vector<CircuitModelId, std::vector<enum spice_model_delay_type>> delay_types_;