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Add support for various ff/latch cells simulation

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This commit is contained in:
Miodrag Milanovic 2022-02-15 09:30:42 +01:00
parent 1586000048
commit fb22d7cdc4
3 changed files with 260 additions and 171 deletions
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22
kernel/fstdata.h
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@ -25,6 +25,9 @@
YOSYS_NAMESPACE_BEGIN
typedef std::function<void(uint64_t)> CallbackFunction;
struct fst_end_of_data_exception { };
struct FstVar
{
fstHandle id;
@ -45,14 +48,10 @@ class FstData
std::vector<FstVar>& getVars() { return vars; };
void reconstruct_edges_callback(uint64_t pnt_time, fstHandle pnt_facidx, const unsigned char *pnt_value, uint32_t plen);
std::vector<uint64_t> getAllEdges(std::vector<fstHandle> &signal, uint64_t start_time, uint64_t end_time);
void reconstruct_callback_attimes(uint64_t pnt_time, fstHandle pnt_facidx, const unsigned char *pnt_value, uint32_t plen);
void reconstructAtTimes(std::vector<fstHandle> &signal,std::vector<uint64_t> time);
void reconstructAllAtTimes(std::vector<uint64_t> time);
void reconstructAllAtTimes(std::vector<fstHandle> &signal, uint64_t start_time, uint64_t end_time, CallbackFunction cb);
std::string valueAt(fstHandle signal, uint64_t time);
std::string valueOf(fstHandle signal);
fstHandle getHandle(std::string name);
double getTimescale() { return timescale; }
const char *getTimescaleString() { return timescale_str.c_str(); }
@ -64,16 +63,17 @@ private:
std::vector<FstVar> vars;
std::map<fstHandle, FstVar> handle_to_var;
std::map<std::string, fstHandle> name_to_handle;
std::map<fstHandle, std::vector<std::pair<uint64_t, std::string>>> handle_to_data;
std::map<fstHandle, std::string> last_data;
std::map<fstHandle, std::map<uint64_t, size_t>> time_to_index;
std::vector<uint64_t> sample_times;
size_t sample_times_ndx;
uint64_t last_time;
std::map<fstHandle, std::string> past_data;
uint64_t past_time;
double timescale;
std::string timescale_str;
uint64_t start_time;
uint64_t end_time;
std::vector<uint64_t> edges;
CallbackFunction callback;
std::vector<fstHandle> clk_signals;
bool all_samples;
};
YOSYS_NAMESPACE_END