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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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src/V3EmitCImp.cpp
+6 -1
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@@ -637,6 +637,8 @@ class EmitCTrace final : EmitCFunc {
puts("tracep->declQuad");
} else if (nodep->bitRange().ranged()) {
puts("tracep->declBus");
} else if (nodep->dtypep()->basicp()->isEvent()) {
puts("tracep->declEvent");
} else {
puts("tracep->declBit");
}
@@ -689,11 +691,11 @@ class EmitCTrace final : EmitCFunc {
else if (kwd == VBasicDTypeKwd::SHORTINT) { fstvt = "FST_VT_SV_SHORTINT"; }
else if (kwd == VBasicDTypeKwd::LONGINT) { fstvt = "FST_VT_SV_LONGINT"; }
else if (kwd == VBasicDTypeKwd::BYTE) { fstvt = "FST_VT_SV_BYTE"; }
else if (kwd == VBasicDTypeKwd::EVENT) { fstvt = "FST_VT_VCD_EVENT"; }
else { fstvt = "FST_VT_SV_BIT"; }
// clang-format on
//
// Not currently supported
// FST_VT_VCD_EVENT
// FST_VT_VCD_PORT
// FST_VT_VCD_SHORTREAL
// FST_VT_VCD_REALTIME
@@ -779,6 +781,9 @@ class EmitCTrace final : EmitCFunc {
puts("bufp->" + func + "SData");
} else if (nodep->declp()->widthMin() > 1) {
puts("bufp->" + func + "CData");
} else if (nodep->dtypep()->basicp()->isEvent()) {
puts("bufp->" + func + "Event");
emitWidth = false;
} else {
puts("bufp->" + func + "Bit");
emitWidth = false;