Internals: Some clang-tidy cleanups. No functional change intended.

This commit is contained in:
Wilson Snyder 2021-07-25 13:38:27 -04:00
parent cdeb6e792f
commit b8e804f05b
24 changed files with 87 additions and 79 deletions

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@ -215,7 +215,7 @@ std::string _vl_string_vprintf(const char* formatp, va_list ap) VL_MT_SAFE {
char* const bufp = new char[len + 1];
VL_VSNPRINTF(bufp, len + 1, formatp, ap);
const std::string out{bufp, len};
std::string out{bufp, len}; // Not const to allow move optimization
delete[] bufp;
return out;
}
@ -970,14 +970,14 @@ void _vl_vsformat(std::string& output, const char* formatp, va_list ap) VL_MT_SA
}
static inline bool _vl_vsss_eof(FILE* fp, int floc) VL_MT_SAFE {
if (fp) {
if (VL_LIKELY(fp)) {
return std::feof(fp) ? true : false; // true : false to prevent MSVC++ warning
} else {
return floc < 0;
}
}
static inline void _vl_vsss_advance(FILE* fp, int& floc) VL_MT_SAFE {
if (fp) {
if (VL_LIKELY(fp)) {
std::fgetc(fp);
} else {
floc -= 8;
@ -986,7 +986,7 @@ static inline void _vl_vsss_advance(FILE* fp, int& floc) VL_MT_SAFE {
static inline int _vl_vsss_peek(FILE* fp, int& floc, const WDataInP fromp,
const std::string& fstr) VL_MT_SAFE {
// Get a character without advancing
if (fp) {
if (VL_LIKELY(fp)) {
const int data = std::fgetc(fp);
if (data == EOF) return EOF;
ungetc(data, fp);
@ -2259,7 +2259,7 @@ VerilatedContext::VerilatedContext()
Verilated::threadContextp(this);
m_ns.m_profThreadsFilename = "profile_threads.dat";
m_fdps.resize(31);
std::fill(m_fdps.begin(), m_fdps.end(), (FILE*)0);
std::fill(m_fdps.begin(), m_fdps.end(), static_cast<FILE*>(nullptr));
m_fdFreeMct.resize(30);
for (std::size_t i = 0, id = 1; i < m_fdFreeMct.size(); ++i, ++id) m_fdFreeMct[i] = id;
}
@ -2422,7 +2422,7 @@ void VerilatedContext::internalsDump() const VL_MT_SAFE {
void VerilatedContextImp::commandArgsAddGuts(int argc, const char** argv) VL_REQUIRES(m_argMutex) {
if (!m_args.m_argVecLoaded) m_args.m_argVec.clear();
for (int i = 0; i < argc; ++i) {
m_args.m_argVec.push_back(argv[i]);
m_args.m_argVec.emplace_back(argv[i]);
commandArgVl(argv[i]);
}
m_args.m_argVecLoaded = true; // Can't just test later for empty vector, no arguments is ok

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@ -143,8 +143,9 @@ private:
std::string rtn;
for (const char* pos = text.c_str(); *pos; ++pos) {
if (!std::isprint(*pos) || *pos == '%' || *pos == '"') {
char hex[10];
VL_SNPRINTF(hex, 10, "%%%02X", pos[0]);
constexpr size_t LEN_MAX_HEX = 20;
char hex[LEN_MAX_HEX];
VL_SNPRINTF(hex, LEN_MAX_HEX, "%%%02X", pos[0]);
rtn += hex;
} else {
rtn += *pos;

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@ -386,7 +386,7 @@ static void _vl_svPutLogicArrElemVecVal(const svOpenArrayHandle d, const svLogic
// Return bit from simulator open array
static svBit _vl_svGetBitArrElem(const svOpenArrayHandle s, int nargs, int indx1, int indx2,
int indx3, int indx4) VL_MT_SAFE {
int indx3, int) VL_MT_SAFE {
// One extra index supported, as need bit number
const VerilatedDpiOpenVar* const varp = _vl_openhandle_varp(s);
void* const datap = _vl_sv_adjusted_datap(varp, nargs, indx1, indx2, indx3);
@ -401,7 +401,7 @@ static svBit _vl_svGetBitArrElem(const svOpenArrayHandle s, int nargs, int indx1
}
// Update simulator open array from bit
static void _vl_svPutBitArrElem(const svOpenArrayHandle d, svBit value, int nargs, int indx1,
int indx2, int indx3, int indx4) VL_MT_SAFE {
int indx2, int indx3, int) VL_MT_SAFE {
// One extra index supported, as need bit number
value &= 1; // Make sure clean
const VerilatedDpiOpenVar* const varp = _vl_openhandle_varp(d);

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@ -53,29 +53,31 @@
//=============================================================================
// Check that vltscope_t matches fstScopeType
static_assert((int)FST_ST_VCD_MODULE == (int)VLT_TRACE_SCOPE_MODULE,
static_assert(static_cast<int>(FST_ST_VCD_MODULE) == static_cast<int>(VLT_TRACE_SCOPE_MODULE),
"VLT_TRACE_SCOPE_MODULE mismatches");
static_assert((int)FST_ST_VCD_TASK == (int)VLT_TRACE_SCOPE_TASK,
static_assert(static_cast<int>(FST_ST_VCD_TASK) == static_cast<int>(VLT_TRACE_SCOPE_TASK),
"VLT_TRACE_SCOPE_TASK mismatches");
static_assert((int)FST_ST_VCD_FUNCTION == (int)VLT_TRACE_SCOPE_FUNCTION,
static_assert(static_cast<int>(FST_ST_VCD_FUNCTION) == static_cast<int>(VLT_TRACE_SCOPE_FUNCTION),
"VLT_TRACE_SCOPE_FUNCTION mismatches");
static_assert((int)FST_ST_VCD_BEGIN == (int)VLT_TRACE_SCOPE_BEGIN,
static_assert(static_cast<int>(FST_ST_VCD_BEGIN) == static_cast<int>(VLT_TRACE_SCOPE_BEGIN),
"VLT_TRACE_SCOPE_BEGIN mismatches");
static_assert((int)FST_ST_VCD_FORK == (int)VLT_TRACE_SCOPE_FORK,
static_assert(static_cast<int>(FST_ST_VCD_FORK) == static_cast<int>(VLT_TRACE_SCOPE_FORK),
"VLT_TRACE_SCOPE_FORK mismatches");
static_assert((int)FST_ST_VCD_GENERATE == (int)VLT_TRACE_SCOPE_GENERATE,
static_assert(static_cast<int>(FST_ST_VCD_GENERATE) == static_cast<int>(VLT_TRACE_SCOPE_GENERATE),
"VLT_TRACE_SCOPE_GENERATE mismatches");
static_assert((int)FST_ST_VCD_STRUCT == (int)VLT_TRACE_SCOPE_STRUCT,
static_assert(static_cast<int>(FST_ST_VCD_STRUCT) == static_cast<int>(VLT_TRACE_SCOPE_STRUCT),
"VLT_TRACE_SCOPE_STRUCT mismatches");
static_assert((int)FST_ST_VCD_UNION == (int)VLT_TRACE_SCOPE_UNION,
static_assert(static_cast<int>(FST_ST_VCD_UNION) == static_cast<int>(VLT_TRACE_SCOPE_UNION),
"VLT_TRACE_SCOPE_UNION mismatches");
static_assert((int)FST_ST_VCD_CLASS == (int)VLT_TRACE_SCOPE_CLASS,
static_assert(static_cast<int>(FST_ST_VCD_CLASS) == static_cast<int>(VLT_TRACE_SCOPE_CLASS),
"VLT_TRACE_SCOPE_CLASS mismatches");
static_assert((int)FST_ST_VCD_INTERFACE == (int)VLT_TRACE_SCOPE_INTERFACE,
static_assert(static_cast<int>(FST_ST_VCD_INTERFACE)
== static_cast<int>(VLT_TRACE_SCOPE_INTERFACE),
"VLT_TRACE_SCOPE_INTERFACE mismatches");
static_assert((int)FST_ST_VCD_PACKAGE == (int)VLT_TRACE_SCOPE_PACKAGE,
static_assert(static_cast<int>(FST_ST_VCD_PACKAGE) == static_cast<int>(VLT_TRACE_SCOPE_PACKAGE),
"VLT_TRACE_SCOPE_PACKAGE mismatches");
static_assert((int)FST_ST_VCD_PROGRAM == (int)VLT_TRACE_SCOPE_PROGRAM,
static_assert(static_cast<int>(FST_ST_VCD_PROGRAM) == static_cast<int>(VLT_TRACE_SCOPE_PROGRAM),
"VLT_TRACE_SCOPE_PROGRAM mismatches");
//=============================================================================
@ -191,8 +193,8 @@ void VerilatedFst::declare(vluint32_t code, const char* name, int dtypenum, fstV
tmpModName = *new_it;
tmpModName.pop_back();
// If the scope ends with a non-ascii character, it will be 0x80 + fstScopeType
fstWriterSetScope(m_fst, (fstScopeType)(new_it->back() & 0x7f), tmpModName.c_str(),
nullptr);
fstWriterSetScope(m_fst, static_cast<fstScopeType>(new_it->back() & 0x7f),
tmpModName.c_str(), nullptr);
} else
fstWriterSetScope(m_fst, FST_ST_VCD_SCOPE, new_it->c_str(), nullptr);

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@ -178,7 +178,7 @@ public:
// FILE* list constructed from a file-descriptor
class VerilatedFpList final {
FILE* m_fp[31];
FILE* m_fp[31] = {};
std::size_t m_sz = 0;
public:

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@ -48,7 +48,8 @@ VlMTaskVertex::VlMTaskVertex(vluint32_t upstreamDepCount)
// VlWorkerThread
VlWorkerThread::VlWorkerThread(VlThreadPool* poolp, VerilatedContext* contextp, bool profiling)
: m_poolp{poolp}
: m_ready_size{0}
, m_poolp{poolp}
, m_profiling{profiling} // Must init this last -- after setting up fields that it might read:
, m_exiting{false}
, m_cthread{startWorker, this}

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@ -271,8 +271,9 @@ void VerilatedVcd::printStr(const char* str) {
}
void VerilatedVcd::printQuad(vluint64_t n) {
char buf[100];
VL_SNPRINTF(buf, 100, "%" VL_PRI64 "u", n);
constexpr size_t LEN_STR_QUAD = 40;
char buf[LEN_STR_QUAD];
VL_SNPRINTF(buf, LEN_STR_QUAD, "%" VL_PRI64 "u", n);
printStr(buf);
}
@ -355,9 +356,9 @@ void VerilatedVcd::dumpHeader() {
const time_t tick = time(nullptr);
tm ticktm;
VL_LOCALTIME_R(&tick, &ticktm);
constexpr int bufsize = 50;
char buf[bufsize];
std::strftime(buf, bufsize, "%c", &ticktm);
constexpr size_t LEN_BUF = 50;
char buf[LEN_BUF];
std::strftime(buf, LEN_BUF, "%c", &ticktm);
printStr(buf);
}
printStr(" $end\n");

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@ -343,8 +343,9 @@ public:
virtual const VerilatedRange* rangep() const override { return &(varp()->packed()); }
virtual const char* fullname() const override {
static VL_THREAD_LOCAL std::string t_out;
char num[25];
VL_SNPRINTF(num, 25, "%d", m_index);
constexpr size_t LEN_MAX_INDEX = 25;
char num[LEN_MAX_INDEX];
VL_SNPRINTF(num, LEN_MAX_INDEX, "%d", m_index);
t_out = std::string{scopep()->name()} + "." + name() + "[" + num + "]";
return t_out.c_str();
}
@ -484,7 +485,7 @@ public:
m_cbData.obj = m_varo.castVpiHandle();
m_varo.createPrevDatap();
} else {
m_cbData.obj = NULL;
m_cbData.obj = nullptr;
}
}
~VerilatedVpiCbHolder() = default;
@ -631,12 +632,13 @@ public:
void* const prevDatap
= varop->prevDatap(); // Was malloced when we added the callback
VL_DEBUG_IF_PLI(VL_DBG_MSGF("- vpi: value_test %s v[0]=%d/%d %p %p\n",
varop->fullname(), *((CData*)newDatap),
*((CData*)prevDatap), newDatap, prevDatap););
varop->fullname(), *(static_cast<CData*>(newDatap)),
*(static_cast<CData*>(prevDatap)), newDatap,
prevDatap););
if (std::memcmp(prevDatap, newDatap, varop->entSize()) != 0) {
VL_DEBUG_IF_PLI(VL_DBG_MSGF("- vpi: value_callback %" VL_PRI64
"d %s v[0]=%d\n",
ho.id(), varop->fullname(), *((CData*)newDatap)););
VL_DEBUG_IF_PLI(
VL_DBG_MSGF("- vpi: value_callback %" VL_PRI64 "d %s v[0]=%d\n", ho.id(),
varop->fullname(), *(static_cast<CData*>(newDatap))););
update.insert(varop);
vpi_get_value(ho.cb_datap()->obj, ho.cb_datap()->value);
(ho.cb_rtnp())(ho.cb_datap());
@ -707,7 +709,8 @@ public:
va_end(args);
m_errorInfo.state = vpiPLI;
t_filehold = file;
setError((PLI_BYTE8*)m_buff, nullptr, const_cast<PLI_BYTE8*>(t_filehold.c_str()), line);
setError(static_cast<PLI_BYTE8*>(m_buff), nullptr,
const_cast<PLI_BYTE8*>(t_filehold.c_str()), line);
}
p_vpi_error_info getError() {
if (m_flag) return &m_errorInfo;
@ -1109,7 +1112,7 @@ const char* VerilatedVpiError::strFromVpiProp(PLI_INT32 vpiVal) VL_MT_SAFE {
#define SELF_CHECK_RESULT_CSTR(got, exp) \
if (0 != std::strcmp((got), (exp))) { \
std::string msg \
= std::string{"%Error: "} + "GOT = '" + got + "'" + " EXP = '" + exp + "'"; \
= std::string{"%Error: "} + "GOT = '" + (got) + "'" + " EXP = '" + (exp) + "'"; \
VL_FATAL_MT(__FILE__, __LINE__, "", msg.c_str()); \
}

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@ -67,8 +67,8 @@ public:
: V3GraphVertex{graphp}
, m_name{name}
, m_type{type} {}
virtual string name() const { return m_name + " " + typestr(); }
virtual string dotColor() const { return user() ? "green" : "black"; }
virtual string name() const override { return m_name + " " + typestr(); }
virtual string dotColor() const override { return user() ? "green" : "black"; }
virtual int type() const { return m_type; }
};
@ -120,7 +120,7 @@ protected:
public:
LatchDetectGraph() { clear(); }
~LatchDetectGraph() { clear(); }
virtual ~LatchDetectGraph() override { clear(); }
// ACCESSORS
LatchDetectGraphVertex* currentp() { return m_curVertexp; }
void currentp(LatchDetectGraphVertex* vertex) { m_curVertexp = vertex; }

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@ -1716,7 +1716,7 @@ public:
VSigning numeric) const;
AstNodeDType* findBitRangeDType(const VNumRange& range, int widthMin, VSigning numeric) const;
AstNodeDType* findBasicDType(AstBasicDTypeKwd kwd) const;
AstBasicDType* findInsertSameDType(AstBasicDType* nodep);
static AstBasicDType* findInsertSameDType(AstBasicDType* nodep);
// METHODS - dump and error
void v3errorEnd(std::ostringstream& str) const;

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@ -43,8 +43,8 @@ private:
AstUser1InUse m_inuser1;
// STATE
int m_likely; // Excuses for branch likely taken
int m_unlikely; // Excuses for branch likely not taken
int m_likely = false; // Excuses for branch likely taken
int m_unlikely = false; // Excuses for branch likely not taken
std::vector<AstCFunc*> m_cfuncsp; // List of all tasks
// METHODS

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@ -164,10 +164,11 @@ class ConstBitOpTreeVisitor final : public AstNVisitor {
"bit:" << bit << " newWidth:" << newWidth);
m_bitPolarity.setAllBitsX();
for (int i = 0; i < oldPol.width(); ++i) {
if (oldPol.bitIs0(i))
if (oldPol.bitIs0(i)) {
m_bitPolarity.setBit(i, '0');
else if (oldPol.bitIs1(i))
} else if (oldPol.bitIs1(i)) {
m_bitPolarity.setBit(i, '1');
}
}
}
UASSERT_OBJ(bit < m_bitPolarity.width(), m_refp,
@ -306,19 +307,20 @@ class ConstBitOpTreeVisitor final : public AstNVisitor {
}
bool ok = !m_failed;
if (expectConst)
if (expectConst) {
ok &= !info.m_refp && info.m_constp;
else
} else {
ok &= info.m_refp && !info.m_constp;
}
return ok ? info : LeafInfo{};
}
AstNode* combineTree(AstNode* lhsp, AstNode* rhsp) {
if (!lhsp) return rhsp;
if (isAndTree())
if (isAndTree()) {
return new AstAnd(m_rootp->fileline(), lhsp, rhsp);
else if (isOrTree())
} else if (isOrTree()) {
return new AstOr(m_rootp->fileline(), lhsp, rhsp);
else {
} else {
UASSERT_OBJ(isXorTree(), m_rootp, "must be either Xor or RedXor");
return new AstXor(m_rootp->fileline(), lhsp, rhsp);
}
@ -836,7 +838,8 @@ private:
} else if (AstShiftL* const shiftp = VN_CAST(nodep->rhsp(), ShiftL)) {
if (const AstConst* scp = VN_CAST_CONST(shiftp->rhsp(), Const)) {
// Check if mask is full over the non-zero bits
V3Number maskLo(nodep, nodep->width()), maskHi(nodep, nodep->width());
V3Number maskLo(nodep, nodep->width());
V3Number maskHi(nodep, nodep->width());
maskLo.setMask(nodep->width() - scp->num().toUInt());
maskHi.opShiftL(maskLo, scp->num());
return checkMask(maskHi);

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@ -57,7 +57,7 @@ protected:
puts("\n");
for (uint32_t n = 0; n < size; ++n) {
m_unpackedWord = n;
if (n) puts(n % tabMod ? ", " : ",\n");
if (n) puts((n % tabMod) ? ", " : ",\n");
iterate(nodep->getIndexDefaultedValuep(n));
}
puts("\n");
@ -87,7 +87,7 @@ protected:
if (m_inUnpacked) puts(" // VlWide " + cvtToStr(m_unpackedWord));
puts("\n");
for (uint32_t n = 0; n < size; ++n) {
if (n) puts(n % 4 ? ", " : ",\n");
if (n) puts((n % 4) ? ", " : ",\n");
ofp()->printf("0x%08" PRIx32, num.edataWord(n));
}
puts("\n");

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@ -91,7 +91,7 @@ class EmitCLazyDecls final : public AstNVisitor {
VL_DEBUG_FUNC;
public:
EmitCLazyDecls(EmitCBaseVisitor& emitter)
explicit EmitCLazyDecls(EmitCBaseVisitor& emitter)
: m_emitter(emitter) {}
void emit(AstNode* nodep) {
m_needsBlankLine = false;

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@ -93,6 +93,8 @@ private:
puts("topp->final();\n");
puts("return 0;\n");
puts("}\n");
m_ofp = nullptr;
}
};

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@ -62,7 +62,6 @@ private:
AstNode* m_insStmtp = nullptr; // Where to insert statement
bool m_unsupportedHere = false; // Used to detect where it's not supported yet
private:
void insertBeforeStmt(AstNode* nodep, AstNode* newp) {
// Return node that must be visited, if any
// See also AstNode::addBeforeStmt; this predates that function

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@ -109,7 +109,7 @@ private:
public:
// Remove marks from AstVars (clear user1)
void clear() { AstNode::user1ClearTree(); }
static void clear() { AstNode::user1ClearTree(); }
// Mark all AstVars referenced by setting user1
void mark(AstNode* node) { iterate(node); }
@ -142,7 +142,7 @@ private:
// it is in a supported position, which are:
// - RHS is the Cond
// - RHS is And(Const, Cond). This And is inserted often by V3Clean.
AstNodeCond* extractCond(AstNode* rhsp) {
static AstNodeCond* extractCond(AstNode* rhsp) {
if (AstNodeCond* const condp = VN_CAST(rhsp, NodeCond)) {
return condp;
} else if (AstAnd* const andp = VN_CAST(rhsp, And)) {
@ -160,7 +160,7 @@ private:
// wide, but working that out here is a bit difficult. As this masking is
// rarely required (only when trying to merge a "cond & value" with an
// earlier ternary), we will just always mask it for safety.
AstNode* maskLsb(AstNode* nodep) {
static AstNode* maskLsb(AstNode* nodep) {
AstNode* const maskp = new AstConst(nodep->fileline(), AstConst::BitTrue());
return new AstAnd(nodep->fileline(), nodep, maskp);
}

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@ -422,22 +422,22 @@ V3Number& V3Number::setSingleBits(char value) {
}
V3Number& V3Number::setAllBits0() {
for (int i = 0; i < words(); i++) { m_value[i] = {0, 0}; }
for (int i = 0; i < words(); i++) m_value[i] = {0, 0};
return *this;
}
V3Number& V3Number::setAllBits1() {
for (int i = 0; i < words(); i++) { m_value[i] = {~0u, 0}; }
for (int i = 0; i < words(); i++) m_value[i] = {~0U, 0};
opCleanThis();
return *this;
}
V3Number& V3Number::setAllBitsX() {
// Use setAllBitsXRemoved if calling this based on a non-X/Z input value such as divide by zero
for (int i = 0; i < words(); i++) { m_value[i] = {~0u, ~0u}; }
for (int i = 0; i < words(); i++) m_value[i] = {~0U, ~0U};
opCleanThis();
return *this;
}
V3Number& V3Number::setAllBitsZ() {
for (int i = 0; i < words(); i++) { m_value[i] = {0, ~0u}; }
for (int i = 0; i < words(); i++) m_value[i] = {0, ~0U};
opCleanThis();
return *this;
}

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@ -268,7 +268,7 @@ class ParamProcessor final {
// METHODS
VL_DEBUG_FUNC; // Declare debug()
void makeSmallNames(AstNodeModule* modp) {
static void makeSmallNames(AstNodeModule* modp) {
std::vector<int> usedLetter;
usedLetter.resize(256);
// Pass 1, assign first letter to each gparam's name

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@ -991,6 +991,7 @@ private:
}
}
SimStackNode stackNode(nodep, &tconnects);
// cppcheck-suppress danglingLifetime
m_callStack.push_back(&stackNode);
// Clear output variable
if (auto* const basicp = VN_CAST(funcp->fvarp(), Var)->basicp()) {

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@ -1231,9 +1231,10 @@ public:
} else {
reason = "its type is unknown"; // LCOV_EXCL_LINE
}
if (reason)
if (reason) {
UINFO(5,
"Check " << nodep->prettyNameQ() << " cannot split because" << reason << endl);
}
return reason;
}
VL_DEBUG_FUNC; // Declare debug()

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@ -24,12 +24,6 @@
class AstNetlist;
#define STAT_ADD_UINFO(level, text, value) \
do { \
UINFO((level), "addStat " << text << " " << value << endl); \
V3Stats::addStat(text, value); \
} while (0)
//============================================================================
class VDouble0 final {

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@ -499,7 +499,7 @@ public:
: m_xpos{xpos}
, m_ypos{ypos}
, m_serial{++s_serialNext} {}
~TspTestState() = default;
virtual ~TspTestState() override = default;
virtual int cost(const TspStateBase* otherp) const override {
return cost(dynamic_cast<const TspTestState*>(otherp));
}

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@ -689,13 +689,13 @@ private:
return dpiproto;
}
AstNode* createDpiTemp(AstVar* portp, const string& suffix) {
static AstNode* createDpiTemp(AstVar* portp, const string& suffix) {
const string stmt = portp->dpiTmpVarType(portp->name() + suffix) + ";\n";
return new AstCStmt(portp->fileline(), stmt);
}
AstNode* createAssignInternalToDpi(AstVar* portp, bool isPtr, const string& frSuffix,
const string& toSuffix) {
static AstNode* createAssignInternalToDpi(AstVar* portp, bool isPtr, const string& frSuffix,
const string& toSuffix) {
const string stmt = V3Task::assignInternalToDpi(portp, isPtr, frSuffix, toSuffix);
return new AstCStmt(portp->fileline(), stmt);
}
@ -948,7 +948,7 @@ private:
}
}
void makePortList(AstNodeFTask* nodep, AstCFunc* dpip) {
static void makePortList(AstNodeFTask* nodep, AstCFunc* dpip) {
// Copy nodep's list of function I/O to the new dpip c function
for (AstNode* stmtp = nodep->stmtsp(); stmtp; stmtp = stmtp->nextp()) {
if (AstVar* portp = VN_CAST(stmtp, Var)) {