mirror of
https://github.com/verilator/verilator.git
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Internals: Detab and fix spacing style issues. No functional change.
When diff, recommend using "git diff --ignore-all-space" When merging, recommend using "git merge -Xignore-all-space"
This commit is contained in:
Wilson Snyder
+264
-251
@@ -18,13 +18,13 @@
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//
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//*************************************************************************
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// COVERAGE TRANSFORMATIONS:
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// At each IF/(IF else)/CASEITEM,
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// If there's no coverage off on the block below it,
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// or a $stop
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// Insert a COVERDECL node in the module.
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// (V3Emit reencodes into per-module numbers for emitting.)
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// Insert a COVERINC node at the end of the statement list
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// for that if/else/case.
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// At each IF/(IF else)/CASEITEM,
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// If there's no coverage off on the block below it,
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// or a $stop
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// Insert a COVERDECL node in the module.
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// (V3Emit reencodes into per-module numbers for emitting.)
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// Insert a COVERINC node at the end of the statement list
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// for that if/else/case.
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//
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//*************************************************************************
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@@ -47,334 +47,347 @@ private:
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typedef std::map<string,int> FileMap;
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struct ToggleEnt {
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string m_comment; // Comment for coverage dump
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AstNode* m_varRefp; // How to get to this element
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AstNode* m_chgRefp; // How to get to this element
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ToggleEnt(const string& comment, AstNode* vp, AstNode* cp)
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: m_comment(comment), m_varRefp(vp), m_chgRefp(cp) {}
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~ToggleEnt() {}
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void cleanup() {
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m_varRefp->deleteTree(); m_varRefp=NULL;
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m_chgRefp->deleteTree(); m_chgRefp=NULL;
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}
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string m_comment; // Comment for coverage dump
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AstNode* m_varRefp; // How to get to this element
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AstNode* m_chgRefp; // How to get to this element
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ToggleEnt(const string& comment, AstNode* vp, AstNode* cp)
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: m_comment(comment), m_varRefp(vp), m_chgRefp(cp) {}
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~ToggleEnt() {}
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void cleanup() {
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m_varRefp->deleteTree(); m_varRefp = NULL;
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m_chgRefp->deleteTree(); m_chgRefp = NULL;
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}
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};
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// NODE STATE
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// Entire netlist:
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// AstIf::user1() -> bool. True indicates ifelse processed
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AstUser1InUse m_inuser1;
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// AstIf::user1() -> bool. True indicates ifelse processed
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AstUser1InUse m_inuser1;
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// STATE
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bool m_checkBlock; // Should this block get covered?
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AstNodeModule* m_modp; // Current module to add statement to
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bool m_inToggleOff; // In function/task etc
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bool m_inModOff; // In module with no coverage
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FileMap m_fileps; // Column counts for each fileline
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string m_beginHier; // AstBegin hier name for user coverage points
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bool m_checkBlock; // Should this block get covered?
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AstNodeModule* m_modp; // Current module to add statement to
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bool m_inToggleOff; // In function/task etc
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bool m_inModOff; // In module with no coverage
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FileMap m_fileps; // Column counts for each fileline
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string m_beginHier; // AstBegin hier name for user coverage points
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// METHODS
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VL_DEBUG_FUNC; // Declare debug()
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const char* varIgnoreToggle(AstVar* nodep) {
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// Return true if this shouldn't be traced
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// See also similar rule in V3TraceDecl::varIgnoreTrace
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if (!nodep->isToggleCoverable())
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return "Not relevant signal type";
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if (!v3Global.opt.coverageUnderscore()) {
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string prettyName = nodep->prettyName();
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if (prettyName[0] == '_')
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return "Leading underscore";
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if (prettyName.find("._") != string::npos)
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return "Inlined leading underscore";
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}
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if ((nodep->width()*nodep->dtypep()->arrayUnpackedElements()) > 256) return "Wide bus/array > 256 bits";
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// We allow this, though tracing doesn't
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// if (nodep->arrayp(1)) return "Unsupported: Multi-dimensional array";
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return NULL;
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// Return true if this shouldn't be traced
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// See also similar rule in V3TraceDecl::varIgnoreTrace
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if (!nodep->isToggleCoverable())
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return "Not relevant signal type";
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if (!v3Global.opt.coverageUnderscore()) {
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string prettyName = nodep->prettyName();
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if (prettyName[0] == '_')
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return "Leading underscore";
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if (prettyName.find("._") != string::npos)
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return "Inlined leading underscore";
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}
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if ((nodep->width()*nodep->dtypep()->arrayUnpackedElements()) > 256) {
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return "Wide bus/array > 256 bits";
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}
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// We allow this, though tracing doesn't
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// if (nodep->arrayp(1)) return "Unsupported: Multi-dimensional array";
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return NULL;
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}
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AstCoverInc* newCoverInc(FileLine* fl, const string& hier,
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const string& page_prefix, const string& comment) {
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// For line coverage, we may have multiple if's on one line, so disambiguate if
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// everything is otherwise identical
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// (Don't set column otherwise as it may result in making bins not match up with
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// different types of coverage enabled.)
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string key = fl->filename()+"\001"+cvtToStr(fl->lineno())+"\001"+hier+"\001"+page_prefix+"\001"+comment;
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int column = 0;
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FileMap::iterator it = m_fileps.find(key);
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if (it == m_fileps.end()) {
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m_fileps.insert(make_pair(key,column+1));
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} else {
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column = (it->second)++;
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}
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const string& page_prefix, const string& comment) {
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// For line coverage, we may have multiple if's on one line, so disambiguate if
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// everything is otherwise identical
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// (Don't set column otherwise as it may result in making bins not match up with
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// different types of coverage enabled.)
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string key = fl->filename()+"\001"+cvtToStr(fl->lineno())
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+"\001"+hier+"\001"+page_prefix+"\001"+comment;
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int column = 0;
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FileMap::iterator it = m_fileps.find(key);
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if (it == m_fileps.end()) {
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m_fileps.insert(make_pair(key, column+1));
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} else {
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column = (it->second)++;
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}
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// We could use the basename of the filename to the page, but seems better for code
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// from an include file to be listed under the module using it rather than the include file.
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// Note the module name could have parameters appended, we'll consider this
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// a feature as it allows for each parameterized block to be counted separately.
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// Someday the user might be allowed to specify a different page suffix
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string page = page_prefix + "/" + m_modp->prettyName();
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// We could use the basename of the filename to the page, but seems
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// better for code from an include file to be listed under the
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// module using it rather than the include file.
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// Note the module name could have parameters appended, we'll consider this
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// a feature as it allows for each parameterized block to be counted separately.
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// Someday the user might be allowed to specify a different page suffix
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string page = page_prefix + "/" + m_modp->prettyName();
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AstCoverDecl* declp = new AstCoverDecl(fl, column, page, comment);
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declp->hier(hier);
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m_modp->addStmtp(declp);
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AstCoverDecl* declp = new AstCoverDecl(fl, column, page, comment);
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declp->hier(hier);
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m_modp->addStmtp(declp);
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return new AstCoverInc(fl, declp);
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return new AstCoverInc(fl, declp);
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}
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// VISITORS - BOTH
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virtual void visit(AstNodeModule* nodep) {
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m_modp = nodep;
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m_inModOff = nodep->isTop(); // Ignore coverage on top module; it's a shell we created
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m_fileps.clear();
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m_modp = nodep;
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m_inModOff = nodep->isTop(); // Ignore coverage on top module; it's a shell we created
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m_fileps.clear();
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iterateChildren(nodep);
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m_modp = NULL;
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m_inModOff = true;
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m_modp = NULL;
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m_inModOff = true;
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}
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// VISITORS - TOGGLE COVERAGE
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virtual void visit(AstNodeFTask* nodep) {
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bool oldtog = m_inToggleOff;
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{
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m_inToggleOff = true;
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bool oldtog = m_inToggleOff;
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{
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m_inToggleOff = true;
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iterateChildren(nodep);
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}
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m_inToggleOff = oldtog;
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}
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m_inToggleOff = oldtog;
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}
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virtual void visit(AstVar* nodep) {
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iterateChildren(nodep);
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if (m_modp && !m_inModOff && !m_inToggleOff
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&& nodep->fileline()->coverageOn() && v3Global.opt.coverageToggle()) {
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const char* disablep = varIgnoreToggle(nodep);
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if (disablep) {
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UINFO(4, " Disable Toggle: "<<disablep<<" "<<nodep<<endl);
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} else {
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UINFO(4, " Toggle: "<<nodep<<endl);
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// There's several overall ways to approach this
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// Treat like tracing, where a end-of-timestamp action sees all changes
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// Works ok, but would be quite slow as need to reform vectors before the calls
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// Convert to "always @ (posedge signal[#]) coverinc"
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// Would mark many signals as clocks, precluding many later optimizations
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// Convert to "if (x & !lastx) CoverInc"
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// OK, but we couldn't later detect them to schedule where the IFs get called
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// Convert to "AstCoverInc(CoverInc...)"
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// We'll do this, and make the if(...) coverinc later.
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if (m_modp && !m_inModOff && !m_inToggleOff
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&& nodep->fileline()->coverageOn() && v3Global.opt.coverageToggle()) {
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const char* disablep = varIgnoreToggle(nodep);
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if (disablep) {
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UINFO(4, " Disable Toggle: "<<disablep<<" "<<nodep<<endl);
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} else {
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UINFO(4, " Toggle: "<<nodep<<endl);
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// There's several overall ways to approach this
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// Treat like tracing, where a end-of-timestamp action sees all changes
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// Works ok, but would be quite slow as need to reform
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// vectors before the calls
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// Convert to "always @ (posedge signal[#]) coverinc"
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// Would mark many signals as clocks, precluding many later optimizations
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// Convert to "if (x & !lastx) CoverInc"
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// OK, but we couldn't later detect them to schedule where the IFs get called
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// Convert to "AstCoverInc(CoverInc...)"
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// We'll do this, and make the if(...) coverinc later.
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// Add signal to hold the old value
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// Add signal to hold the old value
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string newvarname = string("__Vtogcov__")+nodep->shortName();
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AstVar* chgVarp = new AstVar(nodep->fileline(), AstVarType::MODULETEMP, newvarname, nodep);
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chgVarp->fileline()->modifyWarnOff(V3ErrorCode::UNUSED, true);
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m_modp->addStmtp(chgVarp);
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AstVar* chgVarp = new AstVar(nodep->fileline(),
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AstVarType::MODULETEMP, newvarname, nodep);
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chgVarp->fileline()->modifyWarnOff(V3ErrorCode::UNUSED, true);
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m_modp->addStmtp(chgVarp);
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// Create bucket for each dimension * bit.
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// This is necessarily an O(n^2) expansion, which is why
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// we limit coverage to signals with < 256 bits.
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// Create bucket for each dimension * bit.
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// This is necessarily an O(n^2) expansion, which is why
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// we limit coverage to signals with < 256 bits.
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ToggleEnt newvec (string(""),
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new AstVarRef(nodep->fileline(), nodep, false),
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new AstVarRef(nodep->fileline(), chgVarp, true));
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toggleVarRecurse(nodep->dtypeSkipRefp(), 0, newvec,
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nodep, chgVarp);
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newvec.cleanup();
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}
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}
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ToggleEnt newvec (string(""),
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new AstVarRef(nodep->fileline(), nodep, false),
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new AstVarRef(nodep->fileline(), chgVarp, true));
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toggleVarRecurse(nodep->dtypeSkipRefp(), 0, newvec,
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nodep, chgVarp);
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newvec.cleanup();
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}
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}
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}
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void toggleVarBottom(const ToggleEnt& above, const AstVar* varp) {
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AstCoverToggle* newp
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AstCoverToggle* newp
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= new AstCoverToggle(varp->fileline(),
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newCoverInc(varp->fileline(), "", "v_toggle",
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varp->name()+above.m_comment),
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above.m_varRefp->cloneTree(true),
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above.m_chgRefp->cloneTree(true));
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m_modp->addStmtp(newp);
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m_modp->addStmtp(newp);
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}
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void toggleVarRecurse(AstNodeDType* dtypep, int depth, // per-iteration
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const ToggleEnt& above,
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AstVar* varp, AstVar* chgVarp) { // Constant
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void toggleVarRecurse(AstNodeDType* dtypep, int depth, // per-iteration
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const ToggleEnt& above,
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AstVar* varp, AstVar* chgVarp) { // Constant
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if (const AstBasicDType* bdtypep = VN_CAST(dtypep, BasicDType)) {
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if (bdtypep->isRanged()) {
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for (int index_docs=bdtypep->lsb(); index_docs<bdtypep->msb()+1; index_docs++) {
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int index_code = index_docs - bdtypep->lsb();
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ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
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new AstSel(varp->fileline(), above.m_varRefp->cloneTree(true), index_code, 1),
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new AstSel(varp->fileline(), above.m_chgRefp->cloneTree(true), index_code, 1));
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if (bdtypep->isRanged()) {
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for (int index_docs=bdtypep->lsb(); index_docs<bdtypep->msb()+1; index_docs++) {
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int index_code = index_docs - bdtypep->lsb();
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ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
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new AstSel(varp->fileline(),
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above.m_varRefp->cloneTree(true), index_code, 1),
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new AstSel(varp->fileline(),
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above.m_chgRefp->cloneTree(true), index_code, 1));
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toggleVarBottom(newent, varp);
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newent.cleanup();
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}
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} else {
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newent.cleanup();
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||||
}
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} else {
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toggleVarBottom(above, varp);
|
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}
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}
|
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}
|
||||
}
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else if (AstUnpackArrayDType* adtypep = VN_CAST(dtypep, UnpackArrayDType)) {
|
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for (int index_docs=adtypep->lsb(); index_docs<=adtypep->msb(); ++index_docs) {
|
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int index_code = index_docs - adtypep->lsb();
|
||||
ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
|
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new AstArraySel(varp->fileline(), above.m_varRefp->cloneTree(true), index_code),
|
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new AstArraySel(varp->fileline(), above.m_chgRefp->cloneTree(true), index_code));
|
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toggleVarRecurse(adtypep->subDTypep()->skipRefp(), depth+1,
|
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newent,
|
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varp, chgVarp);
|
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newent.cleanup();
|
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}
|
||||
}
|
||||
for (int index_docs=adtypep->lsb(); index_docs<=adtypep->msb(); ++index_docs) {
|
||||
int index_code = index_docs - adtypep->lsb();
|
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ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
|
||||
new AstArraySel(varp->fileline(),
|
||||
above.m_varRefp->cloneTree(true), index_code),
|
||||
new AstArraySel(varp->fileline(),
|
||||
above.m_chgRefp->cloneTree(true), index_code));
|
||||
toggleVarRecurse(adtypep->subDTypep()->skipRefp(), depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
else if (AstPackArrayDType* adtypep = VN_CAST(dtypep, PackArrayDType)) {
|
||||
for (int index_docs=adtypep->lsb(); index_docs<=adtypep->msb(); ++index_docs) {
|
||||
AstNodeDType* subtypep = adtypep->subDTypep()->skipRefp();
|
||||
int index_code = index_docs - adtypep->lsb();
|
||||
ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
|
||||
new AstSel(varp->fileline(), above.m_varRefp->cloneTree(true),
|
||||
index_code*subtypep->width(), subtypep->width()),
|
||||
new AstSel(varp->fileline(), above.m_chgRefp->cloneTree(true),
|
||||
index_code*subtypep->width(), subtypep->width()));
|
||||
toggleVarRecurse(adtypep->subDTypep()->skipRefp(), depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
for (int index_docs=adtypep->lsb(); index_docs<=adtypep->msb(); ++index_docs) {
|
||||
AstNodeDType* subtypep = adtypep->subDTypep()->skipRefp();
|
||||
int index_code = index_docs - adtypep->lsb();
|
||||
ToggleEnt newent (above.m_comment+string("[")+cvtToStr(index_docs)+"]",
|
||||
new AstSel(varp->fileline(), above.m_varRefp->cloneTree(true),
|
||||
index_code*subtypep->width(), subtypep->width()),
|
||||
new AstSel(varp->fileline(), above.m_chgRefp->cloneTree(true),
|
||||
index_code*subtypep->width(), subtypep->width()));
|
||||
toggleVarRecurse(adtypep->subDTypep()->skipRefp(), depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
else if (AstStructDType* adtypep = VN_CAST(dtypep, StructDType)) {
|
||||
// For now it's packed, so similar to array
|
||||
for (AstMemberDType* itemp = adtypep->membersp(); itemp; itemp=VN_CAST(itemp->nextp(), MemberDType)) {
|
||||
AstNodeDType* subtypep = itemp->subDTypep()->skipRefp();
|
||||
int index_code = itemp->lsb();
|
||||
ToggleEnt newent (above.m_comment+string(".")+itemp->name(),
|
||||
new AstSel(varp->fileline(), above.m_varRefp->cloneTree(true),
|
||||
index_code, subtypep->width()),
|
||||
new AstSel(varp->fileline(), above.m_chgRefp->cloneTree(true),
|
||||
index_code, subtypep->width()));
|
||||
toggleVarRecurse(subtypep, depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
// For now it's packed, so similar to array
|
||||
for (AstMemberDType* itemp = adtypep->membersp();
|
||||
itemp; itemp=VN_CAST(itemp->nextp(), MemberDType)) {
|
||||
AstNodeDType* subtypep = itemp->subDTypep()->skipRefp();
|
||||
int index_code = itemp->lsb();
|
||||
ToggleEnt newent (above.m_comment+string(".")+itemp->name(),
|
||||
new AstSel(varp->fileline(), above.m_varRefp->cloneTree(true),
|
||||
index_code, subtypep->width()),
|
||||
new AstSel(varp->fileline(), above.m_chgRefp->cloneTree(true),
|
||||
index_code, subtypep->width()));
|
||||
toggleVarRecurse(subtypep, depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
else if (AstUnionDType* adtypep = VN_CAST(dtypep, UnionDType)) {
|
||||
// Arbitrarially handle only the first member of the union
|
||||
if (AstMemberDType* itemp = adtypep->membersp()) {
|
||||
AstNodeDType* subtypep = itemp->subDTypep()->skipRefp();
|
||||
ToggleEnt newent (above.m_comment+string(".")+itemp->name(),
|
||||
above.m_varRefp->cloneTree(true),
|
||||
above.m_chgRefp->cloneTree(true));
|
||||
toggleVarRecurse(subtypep, depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
else {
|
||||
dtypep->v3fatalSrc("Unexpected node data type in toggle coverage generation: "<<dtypep->prettyTypeName());
|
||||
}
|
||||
// Arbitrarially handle only the first member of the union
|
||||
if (AstMemberDType* itemp = adtypep->membersp()) {
|
||||
AstNodeDType* subtypep = itemp->subDTypep()->skipRefp();
|
||||
ToggleEnt newent (above.m_comment+string(".")+itemp->name(),
|
||||
above.m_varRefp->cloneTree(true),
|
||||
above.m_chgRefp->cloneTree(true));
|
||||
toggleVarRecurse(subtypep, depth+1,
|
||||
newent,
|
||||
varp, chgVarp);
|
||||
newent.cleanup();
|
||||
}
|
||||
}
|
||||
else {
|
||||
dtypep->v3fatalSrc("Unexpected node data type in toggle coverage generation: "
|
||||
<<dtypep->prettyTypeName());
|
||||
}
|
||||
}
|
||||
|
||||
// VISITORS - LINE COVERAGE
|
||||
virtual void visit(AstIf* nodep) { // Note not AstNodeIf; other types don't get covered
|
||||
UINFO(4," IF: "<<nodep<<endl);
|
||||
if (m_checkBlock) {
|
||||
// An else-if. When we iterate the if, use "elsif" marking
|
||||
virtual void visit(AstIf* nodep) { // Note not AstNodeIf; other types don't get covered
|
||||
UINFO(4," IF: "<<nodep<<endl);
|
||||
if (m_checkBlock) {
|
||||
// An else-if. When we iterate the if, use "elsif" marking
|
||||
bool elsif = (VN_IS(nodep->elsesp(), If)
|
||||
&& !VN_CAST(nodep->elsesp(), If)->nextp());
|
||||
if (elsif) VN_CAST(nodep->elsesp(), If)->user1(true);
|
||||
//
|
||||
//
|
||||
iterateAndNextNull(nodep->ifsp());
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) { // if a "if" branch didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
if (nodep->user1()) {
|
||||
nodep->addIfsp(newCoverInc(nodep->fileline(), "", "v_line", "elsif"));
|
||||
} else {
|
||||
nodep->addIfsp(newCoverInc(nodep->fileline(), "", "v_line", "if"));
|
||||
}
|
||||
}
|
||||
// Don't do empty else's, only empty if/case's
|
||||
if (nodep->elsesp()) {
|
||||
m_checkBlock = true;
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) { // if a "if" branch didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
if (nodep->user1()) {
|
||||
nodep->addIfsp(newCoverInc(nodep->fileline(), "", "v_line", "elsif"));
|
||||
} else {
|
||||
nodep->addIfsp(newCoverInc(nodep->fileline(), "", "v_line", "if"));
|
||||
}
|
||||
}
|
||||
// Don't do empty else's, only empty if/case's
|
||||
if (nodep->elsesp()) {
|
||||
m_checkBlock = true;
|
||||
iterateAndNextNull(nodep->elsesp());
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) { // if a "else" branch didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
if (!elsif) { // elsif done inside if()
|
||||
nodep->addElsesp(newCoverInc(nodep->elsesp()->fileline(), "", "v_line", "else"));
|
||||
}
|
||||
}
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) { // if a "else" branch didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
if (!elsif) { // elsif done inside if()
|
||||
nodep->addElsesp(newCoverInc(nodep->elsesp()->fileline(),
|
||||
"", "v_line", "else"));
|
||||
}
|
||||
}
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
}
|
||||
virtual void visit(AstCaseItem* nodep) {
|
||||
UINFO(4," CASEI: "<<nodep<<endl);
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) {
|
||||
UINFO(4," CASEI: "<<nodep<<endl);
|
||||
if (m_checkBlock && !m_inModOff
|
||||
&& nodep->fileline()->coverageOn() && v3Global.opt.coverageLine()) {
|
||||
iterateAndNextNull(nodep->bodysp());
|
||||
if (m_checkBlock) { // if the case body didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
nodep->addBodysp(newCoverInc(nodep->fileline(), "", "v_line", "case"));
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
if (m_checkBlock) { // if the case body didn't disable it
|
||||
UINFO(4," COVER: "<<nodep<<endl);
|
||||
nodep->addBodysp(newCoverInc(nodep->fileline(), "", "v_line", "case"));
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
}
|
||||
virtual void visit(AstPslCover* nodep) {
|
||||
UINFO(4," PSLCOVER: "<<nodep<<endl);
|
||||
m_checkBlock = true; // Always do cover blocks, even if there's a $stop
|
||||
UINFO(4," PSLCOVER: "<<nodep<<endl);
|
||||
m_checkBlock = true; // Always do cover blocks, even if there's a $stop
|
||||
iterateChildren(nodep);
|
||||
if (!nodep->coverincp()) {
|
||||
// Note the name may be overridden by V3Assert processing
|
||||
nodep->coverincp(newCoverInc(nodep->fileline(), m_beginHier, "v_user", "cover"));
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
if (!nodep->coverincp()) {
|
||||
// Note the name may be overridden by V3Assert processing
|
||||
nodep->coverincp(newCoverInc(nodep->fileline(), m_beginHier, "v_user", "cover"));
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
virtual void visit(AstStop* nodep) {
|
||||
UINFO(4," STOP: "<<nodep<<endl);
|
||||
m_checkBlock = false;
|
||||
UINFO(4," STOP: "<<nodep<<endl);
|
||||
m_checkBlock = false;
|
||||
}
|
||||
virtual void visit(AstPragma* nodep) {
|
||||
if (nodep->pragType() == AstPragmaType::COVERAGE_BLOCK_OFF) {
|
||||
// Skip all NEXT nodes under this block, and skip this if/case branch
|
||||
UINFO(4," OFF: "<<nodep<<endl);
|
||||
m_checkBlock = false;
|
||||
nodep->unlinkFrBack()->deleteTree(); VL_DANGLING(nodep);
|
||||
} else {
|
||||
if (nodep->pragType() == AstPragmaType::COVERAGE_BLOCK_OFF) {
|
||||
// Skip all NEXT nodes under this block, and skip this if/case branch
|
||||
UINFO(4," OFF: "<<nodep<<endl);
|
||||
m_checkBlock = false;
|
||||
nodep->unlinkFrBack()->deleteTree(); VL_DANGLING(nodep);
|
||||
} else {
|
||||
if (m_checkBlock) iterateChildren(nodep);
|
||||
}
|
||||
}
|
||||
}
|
||||
virtual void visit(AstBegin* nodep) {
|
||||
// Record the hierarchy of any named begins, so we can apply to user
|
||||
// coverage points. This is because there may be cov points inside
|
||||
// generate blocks; each point should get separate consideration.
|
||||
// (Currently ignored for line coverage, since any generate iteration
|
||||
// covers the code in that line.)
|
||||
string oldHier = m_beginHier;
|
||||
bool oldtog = m_inToggleOff;
|
||||
{
|
||||
m_inToggleOff = true;
|
||||
if (nodep->name()!="") {
|
||||
m_beginHier = m_beginHier + (m_beginHier!=""?".":"") + nodep->name();
|
||||
}
|
||||
// Record the hierarchy of any named begins, so we can apply to user
|
||||
// coverage points. This is because there may be cov points inside
|
||||
// generate blocks; each point should get separate consideration.
|
||||
// (Currently ignored for line coverage, since any generate iteration
|
||||
// covers the code in that line.)
|
||||
string oldHier = m_beginHier;
|
||||
bool oldtog = m_inToggleOff;
|
||||
{
|
||||
m_inToggleOff = true;
|
||||
if (nodep->name()!="") {
|
||||
m_beginHier = m_beginHier + (m_beginHier!=""?".":"") + nodep->name();
|
||||
}
|
||||
iterateChildren(nodep);
|
||||
}
|
||||
m_beginHier = oldHier;
|
||||
m_inToggleOff = oldtog;
|
||||
}
|
||||
m_beginHier = oldHier;
|
||||
m_inToggleOff = oldtog;
|
||||
}
|
||||
|
||||
// VISITORS - BOTH
|
||||
virtual void visit(AstNode* nodep) {
|
||||
// Default: Just iterate
|
||||
if (m_checkBlock) {
|
||||
// Default: Just iterate
|
||||
if (m_checkBlock) {
|
||||
iterateChildren(nodep);
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
m_checkBlock = true; // Reset as a child may have cleared it
|
||||
}
|
||||
}
|
||||
|
||||
public:
|
||||
// CONSTUCTORS
|
||||
explicit CoverageVisitor(AstNetlist* rootp) {
|
||||
// Operate on all modules
|
||||
m_checkBlock = true;
|
||||
// Operate on all modules
|
||||
m_checkBlock = true;
|
||||
m_modp = NULL;
|
||||
m_beginHier = "";
|
||||
m_inToggleOff = false;
|
||||
m_inModOff = true;
|
||||
m_beginHier = "";
|
||||
m_inToggleOff = false;
|
||||
m_inModOff = true;
|
||||
iterateChildren(rootp);
|
||||
}
|
||||
virtual ~CoverageVisitor() {}
|
||||
|
||||
Reference in New Issue
Block a user