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extending tracing feature for advanced debugging

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This commit is contained in:
Blaise Tine
2021-08-15 05:10:46 -07:00
parent 640c98a4e8
commit a60bfc5e01
7 changed files with 100 additions and 36 deletions
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22
hw/dpi/util_dpi.cpp
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@@ -15,12 +15,13 @@ extern "C" {
int dpi_register();
void dpi_assert(int inst, bool cond, int delay);
void dpi_trace(const char* format, ...);
void dpi_trace(const char* format, ...);
void dpi_trace_start();
void dpi_trace_stop();
}
double sc_time_stamp();
extern uint64_t sim_trace_delay;
bool sim_trace_enabled();
void sim_trace_enable(bool enable);
class ShiftRegister {
public:
@@ -141,12 +142,19 @@ void dpi_idiv(int a, int b, bool is_signed, int* quotient, int* remainder) {
}
}
void dpi_trace(const char* format, ...) {
uint64_t timestamp = (uint64_t)sc_time_stamp();
if (timestamp < sim_trace_delay)
void dpi_trace(const char* format, ...) {
if (!sim_trace_enabled())
return;
va_list va;
va_start(va, format);
vprintf(format, va);
va_end(va);
}
void dpi_trace_start() {
sim_trace_enable(true);
}
void dpi_trace_stop() {
sim_trace_enable(false);
}