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Add support of Events for VCD/FST traces (#3759)

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This commit is contained in:
Yves Mathieu
2022-11-23 04:07:14 -05:00
committed by GitHub
parent e97e6c2213
commit 06fdf7be58
11 changed files with 218 additions and 31 deletions
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include/verilated_vcd_c.cpp
+16
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@@ -548,6 +548,9 @@ void VerilatedVcd::declare(uint32_t code, const char* name, const char* wirep, b
m_namemapp->emplace(hiername, decl);
}
void VerilatedVcd::declEvent(uint32_t code, const char* name, bool array, int arraynum) {
declare(code, name, "event", array, arraynum, false, false, 0, 0);
}
void VerilatedVcd::declBit(uint32_t code, const char* name, bool array, int arraynum) {
declare(code, name, "wire", array, arraynum, false, false, 0, 0);
}
@@ -694,6 +697,19 @@ void VerilatedVcdBuffer::finishLine(uint32_t code, char* writep) {
// verilated_trace_imp.h, which is included in this file at the top),
// so always inline them.
VL_ATTR_ALWINLINE
void VerilatedVcdBuffer::emitEvent(uint32_t code, VlEvent newval) {
const bool triggered = newval.isTriggered();
// TODO : It seems that untriggerd events are not filtered
// should be tested before this last step
if(triggered) {
// Don't prefetch suffix as it's a bit too late;
char* wp = m_writep;
*wp++ = '1' ;
finishLine(code, wp);
}
}
VL_ATTR_ALWINLINE
void VerilatedVcdBuffer::emitBit(uint32_t code, CData newval) {
// Don't prefetch suffix as it's a bit too late;