Use macro _countof instead of explicit sizeof(arr) / sizeof(arr[0]) or sizeof(arr...

diff --git a/src/jit/assertionprop.cpp b/src/jit/assertionprop.cpp
index 912ec07..b0d54b7 100644 (file)
--- a/src/jit/assertionprop.cpp
+++ b/src/jit/assertionprop.cpp
@@ -542,7 +542,7 @@ void Compiler::optAssertionInit(bool isLocalProp)
     // Note this tracks at most only 256 assertions.
     static const AssertionIndex countFunc[] = {64, 128, 256, 64};
     static const unsigned       lowerBound  = 0;
-    static const unsigned       upperBound  = sizeof(countFunc) / sizeof(countFunc[0]) - 1;
+    static const unsigned       upperBound  = _countof(countFunc) - 1;
     const unsigned              codeSize    = info.compILCodeSize / 512;
     optMaxAssertionCount                    = countFunc[isLocalProp ? lowerBound : min(upperBound, codeSize)];
 

diff --git a/src/jit/codegenlegacy.cpp b/src/jit/codegenlegacy.cpp
index 3a0c4e3..14e435a 100644 (file)
--- a/src/jit/codegenlegacy.cpp
+++ b/src/jit/codegenlegacy.cpp
@@ -6178,7 +6178,7 @@ bool CodeGen::genCodeForQmarkWithCMOV(GenTreePtr tree, regMaskTP destReg, regMas
                                            INS_cmove,  INS_cmovne, INS_cmovbe, INS_cmova,  INS_cmovs,  INS_cmovns,
                                            INS_cmovpe, INS_cmovpo, INS_cmovl,  INS_cmovge, INS_cmovle, INS_cmovg};
 
-    noway_assert((unsigned)jumpKind < (sizeof(EJtoCMOV) / sizeof(EJtoCMOV[0])));
+    noway_assert((unsigned)jumpKind < _countof(EJtoCMOV));
     instruction cmov_ins = EJtoCMOV[jumpKind];
 
     noway_assert(insIsCMOV(cmov_ins));

diff --git a/src/jit/compiler.cpp b/src/jit/compiler.cpp
index a09b820..aaebe35 100644 (file)
--- a/src/jit/compiler.cpp
+++ b/src/jit/compiler.cpp
@@ -7818,7 +7818,7 @@ void CompTimeSummaryInfo::Print(FILE* f)
                 extraHdr2);
 
         // Ensure that at least the names array and the Phases enum have the same number of entries:
-        assert(sizeof(PhaseNames) / sizeof(const char*) == PHASE_NUMBER_OF);
+        assert(_countof(PhaseNames) == PHASE_NUMBER_OF);
         for (int i = 0; i < PHASE_NUMBER_OF; i++)
         {
             double phase_tot_ms  = (((double)m_total.m_cyclesByPhase[i]) / countsPerSec) * 1000.0;
@@ -7882,7 +7882,7 @@ void CompTimeSummaryInfo::Print(FILE* f)
         fprintf(f, "     PHASE                            inv/meth Mcycles    time (ms)  %% of total\n");
         fprintf(f, "     --------------------------------------------------------------------------------------\n");
         // Ensure that at least the names array and the Phases enum have the same number of entries:
-        assert(sizeof(PhaseNames) / sizeof(const char*) == PHASE_NUMBER_OF);
+        assert(_countof(PhaseNames) == PHASE_NUMBER_OF);
         for (int i = 0; i < PHASE_NUMBER_OF; i++)
         {
             double phase_tot_ms = (((double)m_filtered.m_cyclesByPhase[i]) / countsPerSec) * 1000.0;

diff --git a/src/jit/compiler.hpp b/src/jit/compiler.hpp
index c129d3f..bb3fa30 100644 (file)
--- a/src/jit/compiler.hpp
+++ b/src/jit/compiler.hpp
@@ -569,7 +569,7 @@ extern const BYTE genTypeSizes[TYP_COUNT];
 template <class T>
 inline unsigned genTypeSize(T type)
 {
-    assert((unsigned)TypeGet(type) < sizeof(genTypeSizes) / sizeof(genTypeSizes[0]));
+    assert((unsigned)TypeGet(type) < _countof(genTypeSizes));
 
     return genTypeSizes[TypeGet(type)];
 }
@@ -584,7 +584,7 @@ extern const BYTE genTypeStSzs[TYP_COUNT];
 
 inline unsigned genTypeStSz(var_types type)
 {
-    assert((unsigned)type < sizeof(genTypeStSzs) / sizeof(genTypeStSzs[0]));
+    assert((unsigned)type < _countof(genTypeStSzs));
 
     return genTypeStSzs[type];
 }

diff --git a/src/jit/disasm.cpp b/src/jit/disasm.cpp
index 925f2c3..e76d5b3 100644 (file)
--- a/src/jit/disasm.cpp
+++ b/src/jit/disasm.cpp
@@ -1106,7 +1106,7 @@ size_t DisAssembler::CbDisassemble(DIS*        pdis,
     }
 
     wchar_t wz[MAX_CLASSNAME_LENGTH];
-    pdis->CchFormatInstr(wz, sizeof(wz) / sizeof(wz[0]));
+    pdis->CchFormatInstr(wz, _countof(wz));
 
     if (printit)
     {
@@ -1137,7 +1137,7 @@ size_t DisAssembler::CbDisassemble(DIS*        pdis,
             wchar_t wzBytes[MAX_CLASSNAME_LENGTH];
             assert(cchBytesMax < MAX_CLASSNAME_LENGTH);
 
-            size_t cchBytes = pdis->CchFormatBytes(wzBytes, sizeof(wzBytes) / sizeof(wzBytes[0]));
+            size_t cchBytes = pdis->CchFormatBytes(wzBytes, _countof(wzBytes));
 
             if (cchBytes > CCH_INDENT)
             {
@@ -1172,7 +1172,7 @@ size_t CbDisassembleWithBytes(DIS* pdis, DIS::ADDR addr, const BYTE* pb, size_t
 
     wchar_t wz[MAX_CLASSNAME_LENGTH];
 
-    pdis->CchFormatAddr(addr, wz, sizeof(wz) / sizeof(wz[0]));
+    pdis->CchFormatAddr(addr, wz, _countof(wz));
 
     size_t cchIndent = (size_t)fprintf(pfile, "  %ls: ", wz);
 
@@ -1194,7 +1194,7 @@ size_t CbDisassembleWithBytes(DIS* pdis, DIS::ADDR addr, const BYTE* pb, size_t
     }
 
     wchar_t wzBytes[64];
-    size_t  cchBytes = pdis->CchFormatBytes(wzBytes, sizeof(wzBytes) / sizeof(wzBytes[0]));
+    size_t  cchBytes = pdis->CchFormatBytes(wzBytes, _countof(wzBytes));
 
     wchar_t* pwzBytes;
     wchar_t* pwzNext;
@@ -1232,7 +1232,7 @@ size_t CbDisassembleWithBytes(DIS* pdis, DIS::ADDR addr, const BYTE* pb, size_t
 
         if (fFirst)
         {
-            pdis->CchFormatInstr(wz, sizeof(wz) / sizeof(wz[0]));
+            pdis->CchFormatInstr(wz, _countof(wz));
             fprintf(pfile, "%-*ls %ls\n", cchBytesMax, pwzBytes, wz);
         }
 

diff --git a/src/jit/emit.cpp b/src/jit/emit.cpp
index 936481a..c72deee 100644 (file)
--- a/src/jit/emit.cpp
+++ b/src/jit/emit.cpp
@@ -92,7 +92,7 @@ const char* emitter::emitIfName(unsigned f)
 
     static char errBuff[32];
 
-    if (f < sizeof(ifNames) / sizeof(*ifNames))
+    if (f < _countof(ifNames))
     {
         return ifNames[f];
     }
@@ -3118,7 +3118,7 @@ const BYTE emitter::emitFmtToOps[] = {
 };
 
 #ifdef DEBUG
-const unsigned emitter::emitFmtCount = sizeof(emitFmtToOps) / sizeof(emitFmtToOps[0]);
+const unsigned emitter::emitFmtCount = _countof(emitFmtToOps);
 #endif
 
 /*****************************************************************************

diff --git a/src/jit/emitxarch.cpp b/src/jit/emitxarch.cpp
index 1e9a89b..b29e653 100644 (file)
--- a/src/jit/emitxarch.cpp
+++ b/src/jit/emitxarch.cpp
@@ -823,7 +823,7 @@ const BYTE          emitter::emitInsModeFmtTab[] =
 // clang-format on
 
 #ifdef DEBUG
-unsigned const emitter::emitInsModeFmtCnt = sizeof(emitInsModeFmtTab) / sizeof(emitInsModeFmtTab[0]);
+unsigned const emitter::emitInsModeFmtCnt = _countof(emitInsModeFmtTab);
 #endif
 
 /*****************************************************************************
@@ -938,7 +938,7 @@ inline size_t insCode(instruction ins)
     };
     // clang-format on
 
-    assert((unsigned)ins < sizeof(insCodes) / sizeof(insCodes[0]));
+    assert((unsigned)ins < _countof(insCodes));
     assert((insCodes[ins] != BAD_CODE));
 
     return insCodes[ins];
@@ -971,7 +971,7 @@ inline size_t insCodeACC(instruction ins)
     };
     // clang-format on
 
-    assert((unsigned)ins < sizeof(insCodesACC) / sizeof(insCodesACC[0]));
+    assert((unsigned)ins < _countof(insCodesACC));
     assert((insCodesACC[ins] != BAD_CODE));
 
     return insCodesACC[ins];
@@ -1004,7 +1004,7 @@ inline size_t insCodeRR(instruction ins)
     };
     // clang-format on
 
-    assert((unsigned)ins < sizeof(insCodesRR) / sizeof(insCodesRR[0]));
+    assert((unsigned)ins < _countof(insCodesRR));
     assert((insCodesRR[ins] != BAD_CODE));
 
     return insCodesRR[ins];
@@ -1033,7 +1033,7 @@ size_t          insCodesRM[] =
 // Returns true iff the give CPU instruction has an RM encoding.
 inline bool hasCodeRM(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesRM) / sizeof(insCodesRM[0]));
+    assert((unsigned)ins < _countof(insCodesRM));
     return ((insCodesRM[ins] != BAD_CODE));
 }
 
@@ -1044,7 +1044,7 @@ inline bool hasCodeRM(instruction ins)
 
 inline size_t insCodeRM(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesRM) / sizeof(insCodesRM[0]));
+    assert((unsigned)ins < _countof(insCodesRM));
     assert((insCodesRM[ins] != BAD_CODE));
 
     return insCodesRM[ins];
@@ -1073,7 +1073,7 @@ size_t          insCodesMI[] =
 // Returns true iff the give CPU instruction has an MI encoding.
 inline bool hasCodeMI(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesMI) / sizeof(insCodesMI[0]));
+    assert((unsigned)ins < _countof(insCodesMI));
     return ((insCodesMI[ins] != BAD_CODE));
 }
 
@@ -1084,7 +1084,7 @@ inline bool hasCodeMI(instruction ins)
 
 inline size_t insCodeMI(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesMI) / sizeof(insCodesMI[0]));
+    assert((unsigned)ins < _countof(insCodesMI));
     assert((insCodesMI[ins] != BAD_CODE));
 
     return insCodesMI[ins];
@@ -1113,7 +1113,7 @@ size_t          insCodesMR[] =
 // Returns true iff the give CPU instruction has an MR encoding.
 inline bool hasCodeMR(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesMR) / sizeof(insCodesMR[0]));
+    assert((unsigned)ins < _countof(insCodesMR));
     return ((insCodesMR[ins] != BAD_CODE));
 }
 
@@ -1124,7 +1124,7 @@ inline bool hasCodeMR(instruction ins)
 
 inline size_t insCodeMR(instruction ins)
 {
-    assert((unsigned)ins < sizeof(insCodesMR) / sizeof(insCodesMR[0]));
+    assert((unsigned)ins < _countof(insCodesMR));
     assert((insCodesMR[ins] != BAD_CODE));
 
     return insCodesMR[ins];
@@ -5964,7 +5964,7 @@ const char* emitter::emitXMMregName(unsigned reg)
     };
 
     assert(reg < REG_COUNT);
-    assert(reg < sizeof(regNames) / sizeof(regNames[0]));
+    assert(reg < _countof(regNames));
 
     return regNames[reg];
 }
@@ -5986,7 +5986,7 @@ const char* emitter::emitYMMregName(unsigned reg)
     };
 
     assert(reg < REG_COUNT);
-    assert(reg < sizeof(regNames) / sizeof(regNames[0]));
+    assert(reg < _countof(regNames));
 
     return regNames[reg];
 }

diff --git a/src/jit/gentree.cpp b/src/jit/gentree.cpp
index 8d9a1e9..a07fe34 100644 (file)
--- a/src/jit/gentree.cpp
+++ b/src/jit/gentree.cpp
@@ -221,7 +221,7 @@ static const char* opNames[] = {
 
 const char* GenTree::OpName(genTreeOps op)
 {
-    assert((unsigned)op < sizeof(opNames) / sizeof(opNames[0]));
+    assert((unsigned)op < _countof(opNames));
 
     return opNames[op];
 }
@@ -237,7 +237,7 @@ static const char* opStructNames[] = {
 
 const char* GenTree::OpStructName(genTreeOps op)
 {
-    assert((unsigned)op < sizeof(opStructNames) / sizeof(opStructNames[0]));
+    assert((unsigned)op < _countof(opStructNames));
 
     return opStructNames[op];
 }
@@ -10660,7 +10660,7 @@ int Compiler::gtGetLclVarName(unsigned lclNum, char* buf, unsigned buf_remaining
 char* Compiler::gtGetLclVarName(unsigned lclNum)
 {
     char buf[BUF_SIZE];
-    int  charsPrinted = gtGetLclVarName(lclNum, buf, sizeof(buf) / sizeof(buf[0]));
+    int  charsPrinted = gtGetLclVarName(lclNum, buf, _countof(buf));
     if (charsPrinted < 0)
     {
         return nullptr;
@@ -10675,7 +10675,7 @@ char* Compiler::gtGetLclVarName(unsigned lclNum)
 void Compiler::gtDispLclVar(unsigned lclNum, bool padForBiggestDisp)
 {
     char buf[BUF_SIZE];
-    int  charsPrinted = gtGetLclVarName(lclNum, buf, sizeof(buf) / sizeof(buf[0]));
+    int  charsPrinted = gtGetLclVarName(lclNum, buf, _countof(buf));
 
     if (charsPrinted < 0)
     {

diff --git a/src/jit/importer.cpp b/src/jit/importer.cpp
index f633139..f7513d4 100644 (file)
--- a/src/jit/importer.cpp
+++ b/src/jit/importer.cpp
@@ -17333,11 +17333,11 @@ void Compiler::impImport(BasicBlock* method)
 
     /* Allocate the stack contents */
 
-    if (info.compMaxStack <= sizeof(impSmallStack) / sizeof(impSmallStack[0]))
+    if (info.compMaxStack <= _countof(impSmallStack))
     {
         /* Use local variable, don't waste time allocating on the heap */
 
-        impStkSize              = sizeof(impSmallStack) / sizeof(impSmallStack[0]);
+        impStkSize              = _countof(impSmallStack);
         verCurrentState.esStack = impSmallStack;
     }
     else

diff --git a/src/jit/inline.cpp b/src/jit/inline.cpp
index 679ff41..2bff932 100644 (file)
--- a/src/jit/inline.cpp
+++ b/src/jit/inline.cpp
@@ -1545,7 +1545,7 @@ void InlineStrategy::DumpXml(FILE* file, unsigned indent)
     strncpy(buf, methodName, sizeof(buf));
     buf[sizeof(buf) - 1] = 0;
 
-    for (int i = 0; i < sizeof(buf); i++)
+    for (int i = 0; i < _countof(buf); i++)
     {
         switch (buf[i])
         {

diff --git a/src/jit/instr.cpp b/src/jit/instr.cpp
index 135ea15..b6d2266 100644 (file)
--- a/src/jit/instr.cpp
+++ b/src/jit/instr.cpp
@@ -72,7 +72,7 @@ const char* CodeGen::genInsName(instruction ins)
     };
     // clang-format on
 
-    assert((unsigned)ins < sizeof(insNames) / sizeof(insNames[0]));
+    assert((unsigned)ins < _countof(insNames));
     assert(insNames[ins] != nullptr);
 
     return insNames[ins];
@@ -213,7 +213,7 @@ void CodeGen::instGen(instruction ins)
 // static inline
 bool CodeGenInterface::instIsFP(instruction ins)
 {
-    assert((unsigned)ins < sizeof(instInfo) / sizeof(instInfo[0]));
+    assert((unsigned)ins < _countof(instInfo));
 
     return (instInfo[ins] & INST_FP) != 0;
 }

diff --git a/src/jit/jithashtable.h b/src/jit/jithashtable.h
index 96ac2e9..e47fa04 100644 (file)
--- a/src/jit/jithashtable.h
+++ b/src/jit/jithashtable.h
@@ -738,7 +738,7 @@ private:
     //
     static JitPrimeInfo NextPrime(unsigned number)
     {
-        for (int i = 0; i < (int)(sizeof(jitPrimeInfo) / sizeof(jitPrimeInfo[0])); i++)
+        for (int i = 0; i < (int)(_countof(jitPrimeInfo)); i++)
         {
             if (jitPrimeInfo[i].prime >= number)
             {

diff --git a/src/jit/lclvars.cpp b/src/jit/lclvars.cpp
index 959cd6e..2ca5cde 100644 (file)
--- a/src/jit/lclvars.cpp
+++ b/src/jit/lclvars.cpp
@@ -5753,7 +5753,7 @@ void Compiler::lvaAssignVirtualFrameOffsetsToLocals()
 
     alloc_order[cur] = 0;
 
-    noway_assert(cur < sizeof(alloc_order) / sizeof(alloc_order[0]));
+    noway_assert(cur < _countof(alloc_order));
 
     // Force first pass to happen
     UINT assignMore             = 0xFFFFFFFF;

diff --git a/src/jit/regalloc.cpp b/src/jit/regalloc.cpp
index 6be476a..399962c 100644 (file)
--- a/src/jit/regalloc.cpp
+++ b/src/jit/regalloc.cpp
@@ -219,7 +219,7 @@ const regNumber* Compiler::raGetRegVarOrder(var_types regType, unsigned* wbVarOr
     if (varTypeIsFloating(regType))
     {
         static const regNumber raRegVarOrderFlt[]   = {REG_VAR_ORDER_FLT};
-        const unsigned         raRegVarOrderFltSize = sizeof(raRegVarOrderFlt) / sizeof(raRegVarOrderFlt[0]);
+        const unsigned         raRegVarOrderFltSize = _countof(raRegVarOrderFlt);
 
         if (wbVarOrderSize != NULL)
             *wbVarOrderSize = raRegVarOrderFltSize;
@@ -230,7 +230,7 @@ const regNumber* Compiler::raGetRegVarOrder(var_types regType, unsigned* wbVarOr
 #endif
     {
         static const regNumber raRegVarOrder[]   = {REG_VAR_ORDER};
-        const unsigned         raRegVarOrderSize = sizeof(raRegVarOrder) / sizeof(raRegVarOrder[0]);
+        const unsigned         raRegVarOrderSize = _countof(raRegVarOrder);
 
         if (wbVarOrderSize != NULL)
             *wbVarOrderSize = raRegVarOrderSize;
@@ -392,7 +392,7 @@ inline regMaskTP Compiler::genReturnRegForTree(GenTreePtr tree)
         RBM_ILLEGAL,   // TYP_UNKNOWN,
     };
 
-    assert((unsigned)type < sizeof(returnMap) / sizeof(returnMap[0]));
+    assert((unsigned)type < _countof(returnMap));
     assert(returnMap[TYP_LONG] == RBM_LNGRET);
     assert(returnMap[TYP_DOUBLE] == RBM_DOUBLERET);
     assert(returnMap[TYP_REF] == RBM_INTRET);
@@ -1064,7 +1064,7 @@ inline regMaskTP Compiler::rpPredictRegMask(rpPredictReg predictReg, var_types t
     if (rpHasVarIndexForPredict(predictReg))
         predictReg = PREDICT_REG;
 
-    noway_assert((unsigned)predictReg < sizeof(rpPredictMap) / sizeof(rpPredictMap[0]));
+    noway_assert((unsigned)predictReg < _countof(rpPredictMap));
     noway_assert(rpPredictMap[predictReg] != RBM_ILLEGAL);
 
     regMaskTP regAvailForType = rpPredictMap[predictReg];

diff --git a/src/jit/regset.cpp b/src/jit/regset.cpp
index a42a6ce..f671fa1 100644 (file)
--- a/src/jit/regset.cpp
+++ b/src/jit/regset.cpp
@@ -3601,7 +3601,7 @@ bool Compiler::tmpAllFree() const
         return false;
     }
 
-    for (unsigned i = 0; i < sizeof(tmpUsed) / sizeof(tmpUsed[0]); i++)
+    for (unsigned i = 0; i < _countof(tmpUsed); i++)
     {
         if (tmpUsed[i] != nullptr)
         {

diff --git a/src/jit/simd.cpp b/src/jit/simd.cpp
index 3123555..568a8f7 100644 (file)
--- a/src/jit/simd.cpp
+++ b/src/jit/simd.cpp
@@ -234,7 +234,7 @@ var_types Compiler::getBaseTypeAndSizeOfSIMDType(CORINFO_CLASS_HANDLE typeHnd, u
         // TODO-Throughput: implement product shipping solution to query base type.
         WCHAR  className[256] = {0};
         WCHAR* pbuf           = &className[0];
-        int    len            = sizeof(className) / sizeof(className[0]);
+        int    len            = _countof(className);
         info.compCompHnd->appendClassName(&pbuf, &len, typeHnd, TRUE, FALSE, FALSE);
         noway_assert(pbuf < &className[256]);
         JITDUMP("SIMD Candidate Type %S\n", className);

diff --git a/src/jit/smdata.cpp b/src/jit/smdata.cpp
index 9fe00d4..182f546 100644 (file)
--- a/src/jit/smdata.cpp
+++ b/src/jit/smdata.cpp
@@ -270,7 +270,7 @@ const SMState g_SMStates[] =
 };
 // clang-format on
 
-static_assert_no_msg(NUM_SM_STATES == sizeof(g_SMStates) / sizeof(g_SMStates[0]));
+static_assert_no_msg(NUM_SM_STATES == _countof(g_SMStates));
 
 const SMState* gp_SMStates = g_SMStates;
 

diff --git a/src/jit/smweights.cpp b/src/jit/smweights.cpp
index f93d739..fdf50a9 100644 (file)
--- a/src/jit/smweights.cpp
+++ b/src/jit/smweights.cpp
@@ -269,6 +269,6 @@ const short g_StateWeights[] = {
     DEFAULT_WEIGHT_VALUE, // state 249 [ldarga.s -> ldfld -> ldarga.s -> ldfld -> sub]
 };
 
-static_assert_no_msg(NUM_SM_STATES == sizeof(g_StateWeights) / sizeof(g_StateWeights[0]));
+static_assert_no_msg(NUM_SM_STATES == _countof(g_StateWeights));
 
 const short* gp_StateWeights = g_StateWeights;

diff --git a/src/jit/stackfp.cpp b/src/jit/stackfp.cpp
index afdec7e..e41a79c 100644 (file)
--- a/src/jit/stackfp.cpp
+++ b/src/jit/stackfp.cpp
@@ -2277,7 +2277,7 @@ void CodeGen::genCodeForTreeStackFP_SmpOp(GenTreePtr tree)
             assert(mathIns[CORINFO_INTRINSIC_Sqrt] == INS_fsqrt);
             assert(mathIns[CORINFO_INTRINSIC_Abs] == INS_fabs);
             assert(mathIns[CORINFO_INTRINSIC_Round] == INS_frndint);
-            assert((unsigned)(tree->gtIntrinsic.gtIntrinsicId) < sizeof(mathIns) / sizeof(mathIns[0]));
+            assert((unsigned)(tree->gtIntrinsic.gtIntrinsicId) < _countof(mathIns));
             instGen(mathIns[tree->gtIntrinsic.gtIntrinsicId]);
 
             // mark register that holds tree

diff --git a/src/jit/unwindarm.cpp b/src/jit/unwindarm.cpp
index a3cb7a7..8c01648 100644 (file)
--- a/src/jit/unwindarm.cpp
+++ b/src/jit/unwindarm.cpp
@@ -2314,7 +2314,7 @@ void DumpUnwindInfo(Compiler*         comp,
     else
     {
         printf("  --- One epilog, unwind codes at %u\n", epilogCount);
-        assert(epilogCount < sizeof(epilogStartAt) / sizeof(epilogStartAt[0]));
+        assert(epilogCount < _countof(epilogStartAt));
         epilogStartAt[epilogCount] = true; // the one and only epilog starts its unwind codes at this offset
     }
 

diff --git a/src/jit/utils.cpp b/src/jit/utils.cpp
index d506e91..b8c3f51 100644 (file)
--- a/src/jit/utils.cpp
+++ b/src/jit/utils.cpp
@@ -120,7 +120,7 @@ const char* varTypeName(var_types vt)
 #undef DEF_TP
     };
 
-    assert((unsigned)vt < sizeof(varTypeNames) / sizeof(varTypeNames[0]));
+    assert((unsigned)vt < _countof(varTypeNames));
 
     return varTypeNames[vt];
 }

diff --git a/src/jit/valuenum.cpp b/src/jit/valuenum.cpp
index f41e7fc..77134b2 100644 (file)
--- a/src/jit/valuenum.cpp
+++ b/src/jit/valuenum.cpp
@@ -4133,8 +4133,7 @@ void ValueNumStore::InitValueNumStoreStatics()
 #include "valuenumfuncs.h"
 #undef ValueNumFuncDef
 
-    unsigned n = sizeof(genTreeOpsIllegalAsVNFunc) / sizeof(genTreeOps);
-    for (unsigned i = 0; i < n; i++)
+    for (unsigned i = 0; i < _countof(genTreeOpsIllegalAsVNFunc); i++)
     {
         vnfOpAttribs[genTreeOpsIllegalAsVNFunc[i]] |= VNFOA_IllegalGenTreeOp;
     }