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Support vpiDefName (#3906) (#3931)

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Andrew Nolte 2023-02-03 19:14:41 -05:00 committed by GitHub
parent 11043aeb9b
commit e3558d9e1b
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5 changed files with 36 additions and 14 deletions
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5
include/verilated.cpp
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@ -2994,8 +2994,8 @@ VerilatedScope::~VerilatedScope() {
}
void VerilatedScope::configure(VerilatedSyms* symsp, const char* prefixp, const char* suffixp,
const char* identifier, int8_t timeunit,
const Type& type) VL_MT_UNSAFE {
const char* identifier, int8_t timeunit, const Type& type,
const char* defName) VL_MT_UNSAFE {
// Slowpath - called once/scope at construction
// We don't want the space and reference-count access overhead of strings.
m_symsp = symsp;
@ -3011,6 +3011,7 @@ void VerilatedScope::configure(VerilatedSyms* symsp, const char* prefixp, const
m_namep = namep;
}
m_identifierp = identifier;
m_defNamep = defName;
Verilated::threadContextp()->impp()->scopeInsert(this);
}

5
include/verilated.h
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@ -607,18 +607,21 @@ private:
const char* m_identifierp = nullptr; // Identifier of scope (with escapes removed)
int8_t m_timeunit = 0; // Timeunit in negative power-of-10
Type m_type = SCOPE_OTHER; // Type of the scope
const char* m_defNamep = nullptr; // defName (module name, not instance name)
public: // But internals only - called from VerilatedModule's
VerilatedScope() = default;
~VerilatedScope();
void configure(VerilatedSyms* symsp, const char* prefixp, const char* suffixp,
const char* identifier, int8_t timeunit, const Type& type) VL_MT_UNSAFE;
const char* identifier, int8_t timeunit, const Type& type,
const char* defName) VL_MT_UNSAFE;
void exportInsert(int finalize, const char* namep, void* cb) VL_MT_UNSAFE;
void varInsert(int finalize, const char* namep, void* datap, bool isParam,
VerilatedVarType vltype, int vlflags, int dims, ...) VL_MT_UNSAFE;
// ACCESSORS
const char* name() const VL_MT_SAFE_POSTINIT { return m_namep; }
const char* identifier() const VL_MT_SAFE_POSTINIT { return m_identifierp; }
const char* defname() const VL_MT_SAFE_POSTINIT { return m_defNamep; }
int8_t timeunit() const VL_MT_SAFE_POSTINIT { return m_timeunit; }
VerilatedSyms* symsp() const VL_MT_SAFE_POSTINIT { return m_symsp; }
VerilatedVar* varFind(const char* namep) const VL_MT_SAFE_POSTINIT;

1
include/verilated_vpi.cpp
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@ -261,6 +261,7 @@ public:
const VerilatedScope* scopep() const { return m_scopep; }
const char* name() const override { return m_scopep->name(); }
const char* fullname() const override { return m_scopep->name(); }
const char* defname() const override { return m_scopep->defname(); }
};
class VerilatedVpioVar VL_NOT_FINAL : public VerilatedVpioVarBase {

28
src/V3EmitCSyms.cpp
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@ -44,12 +44,14 @@ class EmitCSyms final : EmitCBaseVisitor {
const string m_prettyName;
const int m_timeunit;
string m_type;
string m_defName;
ScopeData(const string& symName, const string& prettyName, int timeunit,
const string& type)
const string& type, const string& defName = "")
: m_symName{symName}
, m_prettyName{prettyName}
, m_timeunit{timeunit}
, m_type{type} {}
, m_type{type}
, m_defName{defName} {}
};
struct ScopeFuncData {
AstScopeName* const m_scopep;
@ -194,6 +196,7 @@ class EmitCSyms final : EmitCBaseVisitor {
m_scopeNames.emplace(scpit->second.m_symName, scpit->second);
} else {
scopeNameit->second.m_type = scpit->second.m_type;
scopeNameit->second.m_defName = scpit->second.m_defName;
}
}
string::size_type pos = scp.rfind("__DOT__");
@ -314,8 +317,9 @@ class EmitCSyms final : EmitCBaseVisitor {
const string name = nodep->scopep()->shortName() + "__DOT__" + nodep->name();
const string name_pretty = AstNode::vpiName(name);
const int timeunit = m_modp->timeunit().powerOfTen();
m_vpiScopeCandidates.insert(std::make_pair(
name, ScopeData(scopeSymString(name), name_pretty, timeunit, type)));
m_vpiScopeCandidates.insert(
std::make_pair(name, ScopeData(scopeSymString(name), name_pretty, timeunit, type,
nodep->origModName())));
}
}
void visit(AstScope* nodep) override {
@ -328,9 +332,9 @@ class EmitCSyms final : EmitCBaseVisitor {
const string type = VN_IS(nodep->modp(), Package) ? "SCOPE_OTHER" : "SCOPE_MODULE";
const string name_pretty = AstNode::vpiName(nodep->shortName());
const int timeunit = m_modp->timeunit().powerOfTen();
m_vpiScopeCandidates.insert(
std::make_pair(nodep->name(), ScopeData(scopeSymString(nodep->name()), name_pretty,
timeunit, type)));
m_vpiScopeCandidates.insert(std::make_pair(
nodep->name(), ScopeData(scopeSymString(nodep->name()), name_pretty, timeunit,
type, nodep->modp()->origName())));
}
}
void visit(AstScopeName* nodep) override {
@ -338,8 +342,9 @@ class EmitCSyms final : EmitCBaseVisitor {
// UINFO(9,"scnameins sp "<<nodep->name()<<" sp "<<nodep->scopePrettySymName()
// <<" ss"<<name<<endl);
const int timeunit = m_modp ? m_modp->timeunit().powerOfTen() : 0;
m_scopeNames.emplace(
name, ScopeData(name, nodep->scopePrettySymName(), timeunit, "SCOPE_OTHER"));
m_scopeNames.emplace(name, ScopeData(name, nodep->scopePrettySymName(), timeunit,
"SCOPE_MODULE", m_modp->origName()));
if (nodep->dpiExport()) {
UASSERT_OBJ(m_cfuncp, nodep, "ScopeName not under DPI function");
m_scopeFuncs.insert(std::make_pair(name + " " + m_cfuncp->name(),
@ -867,7 +872,10 @@ void EmitCSyms::emitSymImp() {
putsQuoted(protect(scopeDecodeIdentifier(it->second.m_prettyName)));
puts(", ");
puts(cvtToStr(it->second.m_timeunit));
puts(", VerilatedScope::" + it->second.m_type + ");\n");
puts(", VerilatedScope::" + it->second.m_type);
puts(", ");
putsQuoted(it->second.m_defName);
puts(");\n");
++m_numStmts;
}
}

11
test_regress/t/t_vpi_var.cpp
View File

@ -269,6 +269,8 @@ int _mon_check_var() {
CHECK_RESULT_CSTR(p, TestSimulator::top());
p = vpi_get_str(vpiType, vh2);
CHECK_RESULT_CSTR(p, "vpiModule");
p = vpi_get_str(vpiDefName, vh2);
CHECK_RESULT_CSTR(p, "t");
TestVpiHandle vh3 = vpi_handle_by_name((PLI_BYTE8*)"onebit", vh2);
CHECK_RESULT_NZ(vh3);
@ -673,6 +675,8 @@ int _mon_check_putget_str(p_cb_data cb_data) {
};
} else {
// setup and install
const char* p = nullptr;
for (int i = 1; i <= 6; i++) {
char buf[32];
snprintf(buf, sizeof(buf), TestSimulator::rooted("arr[%d].arr"), i);
@ -683,12 +687,17 @@ int _mon_check_putget_str(p_cb_data cb_data) {
= vpi_handle_by_name((PLI_BYTE8*)"check", data[i].scope));
CHECK_RESULT_NZ(data[i].verbose
= vpi_handle_by_name((PLI_BYTE8*)"verbose", data[i].scope));
}
p = vpi_get_str(vpiDefName, data[i].scope);
CHECK_RESULT_CSTR(p, "arr");
}
for (int i = 1; i <= 6; i++) {
char buf[32];
snprintf(buf, sizeof(buf), TestSimulator::rooted("subs[%d].subsub"), i);
CHECK_RESULT_NZ(data[i].scope = vpi_handle_by_name((PLI_BYTE8*)buf, NULL));
p = vpi_get_str(vpiDefName, data[i].scope);
CHECK_RESULT_CSTR(p, "sub");
}
static t_cb_data cb_data;