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Fix line coverage of public functions.

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Line coverage now aggregates by hierarchy automatically.
Previously this would be done inside SystemPerl, which was slower.
This commit is contained in:
Wilson Snyder
2008-12-05 10:54:14 -05:00
parent de61015e08
commit d3d1291d5a
8 changed files with 263 additions and 64 deletions
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src/V3EmitCSyms.cpp
+25 -2
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@@ -38,11 +38,17 @@
// Symbol table emitting
class EmitCSyms : EmitCBaseVisitor {
// NODE STATE
// Cleared on Netlist
// AstModule::user1() -> bool. Set true __Vconfigure called
AstUser1InUse m_inuser1;
// STATE
AstModule* m_modp; // Current module
typedef pair<AstScope*,AstModule*> ScopeModPair;
vector<ScopeModPair> m_scopes; // Every scope by module
V3LanguageWords m_words; // Reserved word detector
int m_coverBins; // Coverage bin number
// METHODS
void emitInt();
@@ -70,6 +76,7 @@ class EmitCSyms : EmitCBaseVisitor {
// Sort m_scopes by scope name
sort(m_scopes.begin(), m_scopes.end(), CmpName());
// Output
emitInt();
emitImp();
@@ -84,6 +91,10 @@ class EmitCSyms : EmitCBaseVisitor {
nameCheck(nodep);
m_scopes.push_back(make_pair(nodep, m_modp));
}
virtual void visit(AstCoverDecl* nodep, AstNUser*) {
// Assign numbers to all bins, so we know how big of an array to use
nodep->binNum(m_coverBins++);
}
// NOPs
virtual void visit(AstNodeStmt*, AstNUser*) {}
virtual void visit(AstConst*, AstNUser*) {}
@@ -97,6 +108,7 @@ class EmitCSyms : EmitCBaseVisitor {
public:
EmitCSyms(AstNetlist* nodep) {
m_modp = NULL;
m_coverBins = 0;
nodep->accept(*this);
}
};
@@ -146,6 +158,12 @@ void EmitCSyms::emitInt() {
}
}
puts("\n// COVERAGE\n");
if (m_coverBins) {
ofp()->putAlign(V3OutFile::AL_AUTO, sizeof(uint32_t));
puts("uint32_t\t__Vcoverage["); puts(cvtToStr(m_coverBins)); puts("];\n");
}
puts("\n// CREATORS\n");
puts(symClassName()+"("+topClassName()+"* topp, const char* namep);\n");
puts((string)"~"+symClassName()+"() {};\n");
@@ -216,11 +234,16 @@ void EmitCSyms::emitImp() {
}
}
puts("// Setup each module's pointer back to symbol table (for public functions)\n");
puts("TOPp->__Vconfigure(this);\n");
puts("TOPp->__Vconfigure(this, true);\n");
for (vector<ScopeModPair>::iterator it = m_scopes.begin(); it != m_scopes.end(); ++it) {
AstScope* scopep = it->first; AstModule* modp = it->second;
if (!modp->isTop()) {
puts(scopep->nameDotless()+".__Vconfigure(this);\n");
// first is used by AstCoverDecl's call to __vlCoverInsert
bool first = !modp->user1();
modp->user1(true);
puts(scopep->nameDotless()+".__Vconfigure(this, "
+(first?"true":"false")
+");\n");
}
}