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C++ symbols类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中symbols的典型用法代码示例。如果您正苦于以下问题:C++ symbols类的具体用法?C++ symbols怎么用?C++ symbols使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了symbols类的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: FuncDeclaration_toObjFile


//.........这里部分代码省略.........
        // Pull in RTL startup code
        else if (fd->isDllMain() && onlyOneMain(fd->loc))
        {
            if (global.params.mscoff)
            {
                objmod->includelib("uuid");
                objmod->includelib("LIBCMT");
                objmod->includelib("OLDNAMES");
                objmod->ehsections();   // initialize exception handling sections
            }
            else
            {
                objmod->external_def("__acrtused_dll");
            }
            objmod->includelib(libname);
            s->Sclass = SCglobal;
        }
#endif
    }

    symtab_t *symtabsave = cstate.CSpsymtab;
    cstate.CSpsymtab = &f->Flocsym;

    // Find module m for this function
    Module *m = NULL;
    for (Dsymbol *p = fd->parent; p; p = p->parent)
    {
        m = p->isModule();
        if (m)
            break;
    }

    IRState irs(m, fd);
    Dsymbols deferToObj;                   // write these to OBJ file later
    irs.deferToObj = &deferToObj;

    symbol *shidden = NULL;
    Symbol *sthis = NULL;
    tym_t tyf = tybasic(s->Stype->Tty);
    //printf("linkage = %d, tyf = x%x\n", linkage, tyf);
    int reverse = tyrevfunc(s->Stype->Tty);

    assert(fd->type->ty == Tfunction);
    TypeFunction *tf = (TypeFunction *)fd->type;
    RET retmethod = retStyle(tf);
    if (retmethod == RETstack)
    {
        // If function returns a struct, put a pointer to that
        // as the first argument
        ::type *thidden = Type_toCtype(tf->next->pointerTo());
        char hiddenparam[5+4+1];
        static int hiddenparami;    // how many we've generated so far

        sprintf(hiddenparam,"__HID%d",++hiddenparami);
        shidden = symbol_name(hiddenparam,SCparameter,thidden);
        shidden->Sflags |= SFLtrue | SFLfree;
        if (fd->nrvo_can && fd->nrvo_var && fd->nrvo_var->nestedrefs.dim)
            type_setcv(&shidden->Stype, shidden->Stype->Tty | mTYvolatile);
        irs.shidden = shidden;
        fd->shidden = shidden;
    }
    else
    {
        // Register return style cannot make nrvo.
        // Auto functions keep the nrvo_can flag up to here,
        // so we should eliminate it before entering backend.
开发者ID:AlexBezzubenko,项目名称:dmd,代码行数:67,代码来源:glue.c


示例2: add

void
add(symbols<>& sym, char const* str)
{
    sym.add(str, str + strlen(str));
}
开发者ID:NeoAnomaly,项目名称:xray,代码行数:5,代码来源:symbols_tests.cpp


示例3: obj_append


//.........这里部分代码省略.........
            objextdef("__acrtused_con");        // bring in C startup code
            obj_includelib("snn.lib");          // bring in C runtime library
#endif
            s->Sclass = SCglobal;
        }
        else if (func->isWinMain())
        {
            objextdef("__acrtused");
            obj_includelib(libname);
            s->Sclass = SCglobal;
        }

        // Pull in RTL startup code
        else if (func->isDllMain())
        {
            objextdef("__acrtused_dll");
            obj_includelib(libname);
            s->Sclass = SCglobal;
        }
    }

    cstate.CSpsymtab = &f->Flocsym;

    // Find module m for this function
    Module *m = NULL;
    for (Dsymbol *p = parent; p; p = p->parent)
    {
        m = p->isModule();
        if (m)
            break;
    }

    IRState irs(m, func);
    Dsymbols deferToObj;                   // write these to OBJ file later
    irs.deferToObj = &deferToObj;

    TypeFunction *tf;
    enum RET retmethod;
    symbol *shidden = NULL;
    Symbol *sthis = NULL;
    tym_t tyf;

    tyf = tybasic(s->Stype->Tty);
    //printf("linkage = %d, tyf = x%x\n", linkage, tyf);
    reverse = tyrevfunc(s->Stype->Tty);

    assert(func->type->ty == Tfunction);
    tf = (TypeFunction *)(func->type);
    has_arguments = (tf->linkage == LINKd) && (tf->varargs == 1);
    retmethod = tf->retStyle();
    if (retmethod == RETstack)
    {
        // If function returns a struct, put a pointer to that
        // as the first argument
        ::type *thidden = tf->next->pointerTo()->toCtype();
        char hiddenparam[5+4+1];
        static int hiddenparami;    // how many we've generated so far

        sprintf(hiddenparam,"__HID%d",++hiddenparami);
        shidden = symbol_name(hiddenparam,SCparameter,thidden);
        shidden->Sflags |= SFLtrue | SFLfree;
#if DMDV1
        if (func->nrvo_can && func->nrvo_var && func->nrvo_var->nestedref)
#else
        if (func->nrvo_can && func->nrvo_var && func->nrvo_var->nestedrefs.dim)
#endif
开发者ID:iteratif,项目名称:dmd,代码行数:67,代码来源:glue.c


示例4: obj_append


//.........这里部分代码省略.........

        // Pull in RTL startup code
        else if (func->isDllMain() && onlyOneMain(loc))
        {
            if (I64)
            {
                objmod->includelib("uuid");
                objmod->includelib("LIBCMT");
                objmod->includelib("OLDNAMES");
                objmod->ehsections();   // initialize exception handling sections
            }
            else
            {
                objmod->external_def("__acrtused_dll");
            }
            objmod->includelib(libname);
            s->Sclass = SCglobal;
        }
#endif
    }

    cstate.CSpsymtab = &f->Flocsym;

    // Find module m for this function
    Module *m = NULL;
    for (Dsymbol *p = parent; p; p = p->parent)
    {
        m = p->isModule();
        if (m)
            break;
    }

    IRState irs(m, func);
    Dsymbols deferToObj;                   // write these to OBJ file later
    irs.deferToObj = &deferToObj;

    TypeFunction *tf;
    enum RET retmethod;
    symbol *shidden = NULL;
    Symbol *sthis = NULL;
    tym_t tyf;

    tyf = tybasic(s->Stype->Tty);
    //printf("linkage = %d, tyf = x%x\n", linkage, tyf);
    reverse = tyrevfunc(s->Stype->Tty);

    assert(func->type->ty == Tfunction);
    tf = (TypeFunction *)(func->type);
    has_arguments = (tf->linkage == LINKd) && (tf->varargs == 1);
    retmethod = tf->retStyle();
    if (retmethod == RETstack)
    {
        // If function returns a struct, put a pointer to that
        // as the first argument
        ::type *thidden = tf->next->pointerTo()->toCtype();
        char hiddenparam[5+4+1];
        static int hiddenparami;    // how many we've generated so far

        sprintf(hiddenparam,"__HID%d",++hiddenparami);
        shidden = symbol_name(hiddenparam,SCparameter,thidden);
        shidden->Sflags |= SFLtrue | SFLfree;
#if DMDV1
        if (func->nrvo_can && func->nrvo_var && func->nrvo_var->nestedref)
#else
        if (func->nrvo_can && func->nrvo_var && func->nrvo_var->nestedrefs.dim)
#endif
开发者ID:Ingrater,项目名称:dmd,代码行数:67,代码来源:glue.c


示例5: genObjFile

void genObjFile(Module *m, bool multiobj)
{
    //EEcontext *ee = env->getEEcontext();

    //printf("Module::genobjfile(multiobj = %d) %s\n", multiobj, m->toChars());

    if (m->ident == Id::entrypoint)
    {
        bool v = global.params.verbose;
        global.params.verbose = false;

        for (size_t i = 0; i < m->members->dim; i++)
        {
            Dsymbol *member = (*m->members)[i];
            //printf("toObjFile %s %s\n", member->kind(), member->toChars());
            toObjFile(member, global.params.multiobj);
        }

        global.params.verbose = v;
        return;
    }

    lastmname = m->srcfile->toChars();

    objmod->initfile(lastmname, NULL, m->toPrettyChars());

    eictor = NULL;
    ictorlocalgot = NULL;
    sctors.setDim(0);
    ectorgates.setDim(0);
    sdtors.setDim(0);
    ssharedctors.setDim(0);
    esharedctorgates.setDim(0);
    sshareddtors.setDim(0);
    stests.setDim(0);

    if (m->doppelganger)
    {
        /* Generate a reference to the moduleinfo, so the module constructors
         * and destructors get linked in.
         */
        Module *mod = m->aimports[0];
        assert(mod);
        if (mod->sictor || mod->sctor || mod->sdtor || mod->ssharedctor || mod->sshareddtor)
        {
            Symbol *s = toSymbol(mod);
            //objextern(s);
            //if (!s->Sxtrnnum) objextdef(s->Sident);
            if (!s->Sxtrnnum)
            {
                //printf("%s\n", s->Sident);
#if 0 /* This should work, but causes optlink to fail in common/newlib.asm */
                objextdef(s->Sident);
#else
                Symbol *sref = symbol_generate(SCstatic, type_fake(TYnptr));
                sref->Sfl = FLdata;
                dtxoff(&sref->Sdt, s, 0, TYnptr);
                outdata(sref);
#endif
            }
        }
    }

    if (global.params.cov)
    {
        /* Create coverage identifier:
         *  private uint[numlines] __coverage;
         */
        m->cov = symbol_calloc("__coverage");
        m->cov->Stype = type_fake(TYint);
        m->cov->Stype->Tmangle = mTYman_c;
        m->cov->Stype->Tcount++;
        m->cov->Sclass = SCstatic;
        m->cov->Sfl = FLdata;
        dtnzeros(&m->cov->Sdt, 4 * m->numlines);
        outdata(m->cov);
        slist_add(m->cov);

        m->covb = (unsigned *)calloc((m->numlines + 32) / 32, sizeof(*m->covb));
    }

    for (size_t i = 0; i < m->members->dim; i++)
    {
        Dsymbol *member = (*m->members)[i];
        //printf("toObjFile %s %s\n", member->kind(), member->toChars());
        toObjFile(member, multiobj);
    }

    if (global.params.cov)
    {
        /* Generate
         *      bit[numlines] __bcoverage;
         */
        Symbol *bcov = symbol_calloc("__bcoverage");
        bcov->Stype = type_fake(TYuint);
        bcov->Stype->Tcount++;
        bcov->Sclass = SCstatic;
        bcov->Sfl = FLdata;
        dtnbytes(&bcov->Sdt, (m->numlines + 32) / 32 * sizeof(*m->covb), (char *)m->covb);
        outdata(bcov);
//.........这里部分代码省略.........
开发者ID:AlexBezzubenko,项目名称:dmd,代码行数:101,代码来源:glue.c


示例6: genobjfile

void Module::genobjfile(int multiobj)
{
    //EEcontext *ee = env->getEEcontext();

    //printf("Module::genobjfile(multiobj = %d) %s\n", multiobj, toChars());

    lastmname = srcfile->toChars();

    obj_initfile(lastmname, NULL, toPrettyChars());

    eictor = NULL;
    ictorlocalgot = NULL;
    sctors.setDim(0);
    ectorgates.setDim(0);
    sdtors.setDim(0);
    ssharedctors.setDim(0);
    esharedctorgates.setDim(0);
    sshareddtors.setDim(0);
    stests.setDim(0);
    dtorcount = 0;
    shareddtorcount = 0;

    if (doppelganger)
    {
        /* Generate a reference to the moduleinfo, so the module constructors
         * and destructors get linked in.
         */
        Module *m = aimports[0];
        assert(m);
        if (m->sictor || m->sctor || m->sdtor || m->ssharedctor || m->sshareddtor)
        {
            Symbol *s = m->toSymbol();
            //objextern(s);
            //if (!s->Sxtrnnum) objextdef(s->Sident);
            if (!s->Sxtrnnum)
            {
                //printf("%s\n", s->Sident);
#if 0 /* This should work, but causes optlink to fail in common/newlib.asm */
                objextdef(s->Sident);
#else
#if ELFOBJ || MACHOBJ
                int nbytes = reftoident(DATA, Offset(DATA), s, 0, I64 ? (CFoff | CFoffset64) : CFoff);
#else
                int nbytes = reftoident(DATA, Doffset, s, 0, CFoff);
                Doffset += nbytes;
#endif
#endif
            }
        }
    }

    if (global.params.cov)
    {
        /* Create coverage identifier:
         *  private uint[numlines] __coverage;
         */
        cov = symbol_calloc("__coverage");
        cov->Stype = type_fake(TYint);
        cov->Stype->Tmangle = mTYman_c;
        cov->Stype->Tcount++;
        cov->Sclass = SCstatic;
        cov->Sfl = FLdata;
#if ELFOBJ || MACHOBJ
        cov->Sseg = UDATA;
#endif
        dtnzeros(&cov->Sdt, 4 * numlines);
        outdata(cov);
        slist_add(cov);

        covb = (unsigned *)calloc((numlines + 32) / 32, sizeof(*covb));
    }

    for (size_t i = 0; i < members->dim; i++)
    {
        Dsymbol *member = (*members)[i];
        member->toObjFile(multiobj);
    }

    if (global.params.cov)
    {
        /* Generate
         *      bit[numlines] __bcoverage;
         */
        Symbol *bcov = symbol_calloc("__bcoverage");
        bcov->Stype = type_fake(TYuint);
        bcov->Stype->Tcount++;
        bcov->Sclass = SCstatic;
        bcov->Sfl = FLdata;
#if ELFOBJ || MACHOBJ
        bcov->Sseg = DATA;
#endif
        dtnbytes(&bcov->Sdt, (numlines + 32) / 32 * sizeof(*covb), (char *)covb);
        outdata(bcov);

        free(covb);
        covb = NULL;

        /* Generate:
         *  _d_cover_register(uint[] __coverage, BitArray __bcoverage, string filename);
         * and prepend it to the static constructor.
//.........这里部分代码省略.........
开发者ID:iteratif,项目名称:dmd,代码行数:101,代码来源:glue.c


示例7: genobjfile

void Module::genobjfile(int multiobj)
{
    //EEcontext *ee = env->getEEcontext();

    //printf("Module::genobjfile(multiobj = %d) %s\n", multiobj, toChars());

    lastmname = srcfile->toChars();

    objmod->initfile(lastmname, NULL, toPrettyChars());

    eictor = NULL;
    ictorlocalgot = NULL;
    sctors.setDim(0);
    ectorgates.setDim(0);
    sdtors.setDim(0);
    ssharedctors.setDim(0);
    esharedctorgates.setDim(0);
    sshareddtors.setDim(0);
    stests.setDim(0);
    dtorcount = 0;
    shareddtorcount = 0;

    if (doppelganger)
    {
        /* Generate a reference to the moduleinfo, so the module constructors
         * and destructors get linked in.
         */
        Module *m = aimports[0];
        assert(m);
        if (m->sictor || m->sctor || m->sdtor || m->ssharedctor || m->sshareddtor)
        {
            Symbol *s = m->toSymbol();
            //objextern(s);
            //if (!s->Sxtrnnum) objextdef(s->Sident);
            if (!s->Sxtrnnum)
            {
                //printf("%s\n", s->Sident);
#if 0 /* This should work, but causes optlink to fail in common/newlib.asm */
                objextdef(s->Sident);
#else
                Symbol *sref = symbol_generate(SCstatic, type_fake(TYnptr));
                sref->Sfl = FLdata;
                dtxoff(&sref->Sdt, s, 0, TYnptr);
                outdata(sref);
#endif
            }
        }
    }

    if (global.params.cov)
    {
        /* Create coverage identifier:
         *  private uint[numlines] __coverage;
         */
        cov = symbol_calloc("__coverage");
        cov->Stype = type_fake(TYint);
        cov->Stype->Tmangle = mTYman_c;
        cov->Stype->Tcount++;
        cov->Sclass = SCstatic;
        cov->Sfl = FLdata;
        dtnzeros(&cov->Sdt, 4 * numlines);
        outdata(cov);
        slist_add(cov);

        covb = (unsigned *)calloc((numlines + 32) / 32, sizeof(*covb));
    }

    for (size_t i = 0; i < members->dim; i++)
    {
        Dsymbol *member = (*members)[i];
        //printf("toObjFile %s %s\n", member->kind(), member->toChars());
        member->toObjFile(multiobj);
    }

    if (global.params.cov)
    {
        /* Generate
         *      bit[numlines] __bcoverage;
         */
        Symbol *bcov = symbol_calloc("__bcoverage");
        bcov->Stype = type_fake(TYuint);
        bcov->Stype->Tcount++;
        bcov->Sclass = SCstatic;
        bcov->Sfl = FLdata;
        dtnbytes(&bcov->Sdt, (numlines + 32) / 32 * sizeof(*covb), (char *)covb);
        outdata(bcov);

        free(covb);
        covb = NULL;

        /* Generate:
         *  _d_cover_register(uint[] __coverage, BitArray __bcoverage, string filename);
         * and prepend it to the static constructor.
         */

        /* t will be the type of the functions generated:
         *      extern (C) void func();
         */
        type *t = type_function(TYnfunc, NULL, 0, false, tsvoid);
        t->Tmangle = mTYman_c;
//.........这里部分代码省略.........
开发者ID:alexrp,项目名称:dmd,代码行数:101,代码来源:glue.c



注:本文中的symbols类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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C++ symbolt类代码示例发布时间:2022-05-31
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