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888 lines
25 KiB
C++
888 lines
25 KiB
C++
//===-- typinf.cpp --------------------------------------------------------===//
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//
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// LDC – the LLVM D compiler
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//
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// This file mostly consists of code under the BSD-style LDC license, but some
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// parts have been derived from DMD as noted below. See the LICENSE file for
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// details.
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//
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//===----------------------------------------------------------------------===//
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// Copyright (c) 1999-2004 by Digital Mars
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// All Rights Reserved
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// written by Walter Bright
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// www.digitalmars.com
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// License for redistribution is by either the Artistic License
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// in artistic.txt, or the GNU General Public License in gnu.txt.
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// See the included readme.txt for details.
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// Modifications for LDC:
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// Copyright (c) 2007 by Tomas Lindquist Olsen
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// tomas at famolsen dk
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#include "aggregate.h"
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#include "attrib.h"
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#include "declaration.h"
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#include "enum.h"
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#include "expression.h"
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#include "id.h"
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#include "import.h"
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#include "init.h"
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#include "mars.h"
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#include "module.h"
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#include "mtype.h"
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#include "scope.h"
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#include "template.h"
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#include "gen/arrays.h"
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#include "gen/classes.h"
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#include "gen/irstate.h"
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#include "gen/linkage.h"
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#include "gen/llvm.h"
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#include "gen/llvmhelpers.h"
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#include "gen/logger.h"
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#include "gen/metadata.h"
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#include "gen/rttibuilder.h"
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#include "gen/runtime.h"
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#include "gen/structs.h"
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#include "gen/tollvm.h"
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#include "ir/irtype.h"
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#include "ir/irvar.h"
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#include <cassert>
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#include <cstdio>
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#include <ir/irtypeclass.h>
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/*******************************************
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* Get a canonicalized form of the TypeInfo for use with the internal
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* runtime library routines. Canonicalized in that static arrays are
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* represented as dynamic arrays, enums are represented by their
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* underlying type, etc. This reduces the number of TypeInfo's needed,
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* so we can use the custom internal ones more.
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*/
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Expression *Type::getInternalTypeInfo(Scope *sc)
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{ TypeInfoDeclaration *tid;
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Expression *e;
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Type *t;
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static TypeInfoDeclaration *internalTI[TMAX];
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//printf("Type::getInternalTypeInfo() %s\n", toChars());
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t = toBasetype();
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switch (t->ty)
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{
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case Tsarray:
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#if 0
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// convert to corresponding dynamic array type
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t = t->nextOf()->mutableOf()->arrayOf();
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#endif
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break;
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case Tclass:
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if (((TypeClass *)t)->sym->isInterfaceDeclaration())
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break;
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goto Linternal;
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case Tarray:
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// convert to corresponding dynamic array type
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t = t->nextOf()->mutableOf()->arrayOf();
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if (t->nextOf()->ty != Tclass)
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break;
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goto Linternal;
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case Tfunction:
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case Tdelegate:
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case Tpointer:
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Linternal:
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tid = internalTI[t->ty];
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if (!tid)
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{ tid = new TypeInfoDeclaration(t, 1);
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internalTI[t->ty] = tid;
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}
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e = new VarExp(Loc(), tid);
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e = e->addressOf(sc);
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e->type = tid->type; // do this so we don't get redundant dereference
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return e;
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default:
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break;
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}
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//printf("\tcalling getTypeInfo() %s\n", t->toChars());
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return t->getTypeInfo(sc);
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}
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/****************************************************
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* Get the exact TypeInfo.
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*/
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Expression *Type::getTypeInfo(Scope *sc)
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{
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IF_LOG Logger::println("Type::getTypeInfo(): %s", toChars());
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LOG_SCOPE
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if (!Type::dtypeinfo)
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{
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error(Loc(), "TypeInfo not found. object.d may be incorrectly installed or corrupt, compile with -v switch");
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fatal();
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}
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Type *t = merge2(); // do this since not all Type's are merge'd
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if (!t->vtinfo)
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{
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if (t->isShared()) // does both 'shared' and 'shared const'
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t->vtinfo = new TypeInfoSharedDeclaration(t);
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else if (t->isConst())
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t->vtinfo = new TypeInfoConstDeclaration(t);
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else if (t->isImmutable())
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t->vtinfo = new TypeInfoInvariantDeclaration(t);
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else if (t->isWild())
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t->vtinfo = new TypeInfoWildDeclaration(t);
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else
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t->vtinfo = t->getTypeInfoDeclaration();
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assert(t->vtinfo);
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vtinfo = t->vtinfo;
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/* If this has a custom implementation in std/typeinfo, then
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* do not generate a COMDAT for it.
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*/
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if (!t->builtinTypeInfo())
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{ // Generate COMDAT
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if (sc) // if in semantic() pass
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{ // Find module that will go all the way to an object file
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Module *m = sc->module->importedFrom;
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m->members->push(t->vtinfo);
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}
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else // if in obj generation pass
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{
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t->vtinfo->codegen(gIR);
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}
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}
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}
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if (!vtinfo)
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vtinfo = t->vtinfo; // Types aren't merged, but we can share the vtinfo's
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Expression *e = new VarExp(Loc(), t->vtinfo);
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e = e->addressOf(sc);
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e->type = t->vtinfo->type; // do this so we don't get redundant dereference
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return e;
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}
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enum RET TypeFunction::retStyle()
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{
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return RETstack;
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}
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TypeInfoDeclaration *Type::getTypeInfoDeclaration()
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{
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//printf("Type::getTypeInfoDeclaration() %s\n", toChars());
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return new TypeInfoDeclaration(this, 0);
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}
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TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration()
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{
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return new TypeInfoTypedefDeclaration(this);
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}
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TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration()
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{
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return new TypeInfoPointerDeclaration(this);
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}
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TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration()
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{
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return new TypeInfoArrayDeclaration(this);
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}
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TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration()
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{
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return new TypeInfoStaticArrayDeclaration(this);
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}
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TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration()
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{
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return new TypeInfoAssociativeArrayDeclaration(this);
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}
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TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration()
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{
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return new TypeInfoStructDeclaration(this);
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}
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TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration()
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{
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if (sym->isInterfaceDeclaration())
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return new TypeInfoInterfaceDeclaration(this);
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else
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return new TypeInfoClassDeclaration(this);
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}
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TypeInfoDeclaration *TypeVector::getTypeInfoDeclaration()
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{
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return new TypeInfoVectorDeclaration(this);
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}
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TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration()
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{
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return new TypeInfoEnumDeclaration(this);
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}
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TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration()
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{
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return new TypeInfoFunctionDeclaration(this);
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}
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TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration()
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{
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return new TypeInfoDelegateDeclaration(this);
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}
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TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration()
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{
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return new TypeInfoTupleDeclaration(this);
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}
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/* ========================================================================= */
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/* These decide if there's an instance for them already in std.typeinfo,
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* because then the compiler doesn't need to build one.
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*/
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int Type::builtinTypeInfo()
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{
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return 0;
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}
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int TypeBasic::builtinTypeInfo()
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{
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return mod ? 0 : 1;
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}
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int TypeDArray::builtinTypeInfo()
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{
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return !mod && ((next->isTypeBasic() != NULL && !next->mod) ||
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// strings are so common, make them builtin
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(next->ty == Tchar && next->mod == MODimmutable) ||
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(next->ty == Tchar && next->mod == MODconst));
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}
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int TypeClass::builtinTypeInfo()
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{
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/* This is statically put out with the ClassInfo, so
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* claim it is built in so it isn't regenerated by each module.
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*/
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#if IN_DMD
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return mod ? 0 : 1;
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#elif IN_LLVM
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// FIXME if I enable this, the way LDC does typeinfo will cause a bunch
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// of linker errors to missing class typeinfo definitions.
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return 0;
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#endif
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}
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/* ========================================================================= */
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//////////////////////////////////////////////////////////////////////////////
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// MAGIC PLACE
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// (wut?)
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//////////////////////////////////////////////////////////////////////////////
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static void emitTypeMetadata(TypeInfoDeclaration *tid)
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{
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// We don't want to generate metadata for non-concrete types (such as tuple
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// types, slice types, typeof(expr), etc.), void and function types (without
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// an indirection), as there must be a valid LLVM undef value of that type.
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// As those types cannot appear as LLVM values, they are not interesting for
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// the optimizer passes anyway.
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Type* t = tid->tinfo->toBasetype();
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if (t->ty < Terror && t->ty != Tvoid && t->ty != Tfunction && t->ty != Tident) {
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// Add some metadata for use by optimization passes.
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std::string metaname(TD_PREFIX);
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metaname += tid->mangle();
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llvm::NamedMDNode* meta = gIR->module->getNamedMetadata(metaname);
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if (!meta) {
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// Construct the fields
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MDNodeField* mdVals[TD_NumFields];
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mdVals[TD_TypeInfo] = llvm::cast<MDNodeField>(tid->ir.irGlobal->value);
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mdVals[TD_Type] = llvm::UndefValue::get(DtoType(tid->tinfo));
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// Construct the metadata and insert it into the module.
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llvm::NamedMDNode* node = gIR->module->getOrInsertNamedMetadata(metaname);
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node->addOperand(llvm::MDNode::get(gIR->context(),
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llvm::makeArrayRef(mdVals, TD_NumFields)));
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}
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}
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}
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void DtoResolveTypeInfo(TypeInfoDeclaration* tid)
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{
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if (tid->ir.resolved) return;
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tid->ir.resolved = true;
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// TypeInfo instances (except ClassInfo ones) are always emitted as weak
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// symbols when they are used.
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tid->codegen(gIR);
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}
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void TypeInfoDeclaration::codegen(IRState* p)
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{
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Logger::println("TypeInfoDeclaration::codegen(%s)", toPrettyChars());
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LOG_SCOPE;
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if (ir.defined) return;
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ir.defined = true;
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std::string mangled(mangle());
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if (Logger::enabled())
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{
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Logger::println("type = '%s'", tinfo->toChars());
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Logger::println("typeinfo mangle: %s", mangled.c_str());
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}
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IrGlobal* irg = new IrGlobal(this);
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ir.irGlobal = irg;
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irg->value = gIR->module->getGlobalVariable(mangled);
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if (irg->value) {
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irg->type = irg->value->getType()->getContainedType(0);
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assert(irg->type->isStructTy());
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} else {
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if (tinfo->builtinTypeInfo()) // this is a declaration of a builtin __initZ var
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irg->type = Type::dtypeinfo->type->irtype->isClass()->getMemoryLLType();
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else
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irg->type = LLStructType::create(gIR->context(), toPrettyChars());
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irg->value = new llvm::GlobalVariable(*gIR->module, irg->type, true,
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llvm::GlobalValue::ExternalLinkage, NULL, mangled);
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}
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emitTypeMetadata(this);
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// this is a declaration of a builtin __initZ var
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if (tinfo->builtinTypeInfo()) {
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LLGlobalVariable* g = isaGlobalVar(irg->value);
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g->setLinkage(llvm::GlobalValue::ExternalLinkage);
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return;
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}
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// define custom typedef
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llvmDefine();
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}
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/* ========================================================================= */
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void TypeInfoDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::dtypeinfo);
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoTypedefDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::typeinfotypedef);
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assert(tinfo->ty == Ttypedef);
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TypeTypedef *tc = static_cast<TypeTypedef *>(tinfo);
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TypedefDeclaration *sd = tc->sym;
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// TypeInfo base
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sd->basetype = sd->basetype->merge(); // dmd does it ... why?
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b.push_typeinfo(sd->basetype);
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// char[] name
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b.push_string(sd->toPrettyChars());
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// void[] init
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// emit null array if we should use the basetype, or if the basetype
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// uses default initialization.
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if (tinfo->isZeroInit(Loc()) || !sd->init)
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{
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b.push_null_void_array();
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}
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// otherwise emit a void[] with the default initializer
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else
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{
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LLConstant* C = DtoConstInitializer(sd->loc, sd->basetype, sd->init);
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b.push_void_array(C, sd->basetype, sd);
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}
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoEnumDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::typeinfoenum);
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assert(tinfo->ty == Tenum);
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TypeEnum *tc = static_cast<TypeEnum *>(tinfo);
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EnumDeclaration *sd = tc->sym;
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// TypeInfo base
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b.push_typeinfo(sd->memtype);
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// char[] name
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b.push_string(sd->toPrettyChars());
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// void[] init
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// emit void[] with the default initialier, the array is null if the default
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// initializer is zero
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if (!sd->members || tinfo->isZeroInit(loc))
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{
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b.push_null_void_array();
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}
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// otherwise emit a void[] with the default initializer
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else
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{
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Type *memtype = sd->memtype;
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LLType *memty = DtoType(memtype);
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LLConstant *C;
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Expression *defaultval = sd->getDefaultValue(loc);
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if (memtype->isintegral())
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C = LLConstantInt::get(memty, defaultval->toInteger(), !isLLVMUnsigned(memtype));
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else if (memtype->isString())
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C = DtoConstString(static_cast<const char *>(defaultval->toString()->string));
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else
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llvm_unreachable("Unsupported type");
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b.push_void_array(C, memtype, sd);
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}
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoPointerDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::typeinfopointer);
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// TypeInfo base
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b.push_typeinfo(tinfo->nextOf());
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoArrayDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::typeinfoarray);
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// TypeInfo base
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b.push_typeinfo(tinfo->nextOf());
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoStaticArrayDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoStaticArrayDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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assert(tinfo->ty == Tsarray);
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TypeSArray *tc = static_cast<TypeSArray *>(tinfo);
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RTTIBuilder b(Type::typeinfostaticarray);
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// value typeinfo
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b.push_typeinfo(tc->nextOf());
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// length
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b.push(DtoConstSize_t(static_cast<size_t>(tc->dim->toUInteger())));
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoAssociativeArrayDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoAssociativeArrayDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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assert(tinfo->ty == Taarray);
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TypeAArray *tc = static_cast<TypeAArray *>(tinfo);
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RTTIBuilder b(Type::typeinfoassociativearray);
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// value typeinfo
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b.push_typeinfo(tc->nextOf());
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// key typeinfo
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b.push_typeinfo(tc->index);
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// impl typeinfo
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b.push_typeinfo(tc->getImpl()->type);
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoFunctionDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoFunctionDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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RTTIBuilder b(Type::typeinfofunction);
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// TypeInfo base
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b.push_typeinfo(tinfo->nextOf());
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// string deco
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b.push_string(tinfo->deco);
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// finish
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b.finalize(ir.irGlobal);
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}
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/* ========================================================================= */
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void TypeInfoDelegateDeclaration::llvmDefine()
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{
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Logger::println("TypeInfoDelegateDeclaration::llvmDefine() %s", toChars());
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LOG_SCOPE;
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||
assert(tinfo->ty == Tdelegate);
|
||
Type* ret_type = tinfo->nextOf()->nextOf();
|
||
|
||
RTTIBuilder b(Type::typeinfodelegate);
|
||
// TypeInfo base
|
||
b.push_typeinfo(ret_type);
|
||
// string deco
|
||
b.push_string(tinfo->deco);
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
static FuncDeclaration* find_method_overload(AggregateDeclaration* ad, Identifier* id, TypeFunction* tf)
|
||
{
|
||
Dsymbol *s = search_function(ad, id);
|
||
FuncDeclaration *fdx = s ? s->isFuncDeclaration() : NULL;
|
||
if (fdx)
|
||
{
|
||
FuncDeclaration *fd = fdx->overloadExactMatch(tf);
|
||
if (fd)
|
||
{
|
||
return fd;
|
||
}
|
||
}
|
||
return NULL;
|
||
}
|
||
|
||
void TypeInfoStructDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
// make sure struct is resolved
|
||
assert(tinfo->ty == Tstruct);
|
||
TypeStruct *tc = static_cast<TypeStruct *>(tinfo);
|
||
StructDeclaration *sd = tc->sym;
|
||
|
||
// can't emit typeinfo for forward declarations
|
||
if (sd->sizeok != 1)
|
||
{
|
||
sd->error("cannot emit TypeInfo for forward declaration");
|
||
fatal();
|
||
}
|
||
|
||
DtoResolveStruct(sd);
|
||
IrAggr* iraggr = sd->ir.irAggr;
|
||
|
||
RTTIBuilder b(Type::typeinfostruct);
|
||
|
||
// char[] name
|
||
b.push_string(sd->toPrettyChars());
|
||
|
||
// void[] init
|
||
// The protocol is to write a null pointer for zero-initialized arrays. The
|
||
// length field is always needed for tsize().
|
||
llvm::Constant *initPtr;
|
||
if (tc->isZeroInit(Loc()))
|
||
initPtr = getNullValue(getVoidPtrType());
|
||
else
|
||
initPtr = iraggr->getInitSymbol();
|
||
b.push_void_array(getTypeStoreSize(DtoType(tc)), initPtr);
|
||
|
||
// toX functions ground work
|
||
static TypeFunction *tftohash;
|
||
static TypeFunction *tftostring;
|
||
|
||
if (!tftohash)
|
||
{
|
||
Scope sc;
|
||
tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd);
|
||
tftohash ->mod = MODconst;
|
||
tftohash = static_cast<TypeFunction *>(tftohash->semantic(Loc(), &sc));
|
||
|
||
Type *retType = Type::tchar->immutableOf()->arrayOf();
|
||
tftostring = new TypeFunction(NULL, retType, 0, LINKd);
|
||
tftostring = static_cast<TypeFunction *>(tftostring->semantic(Loc(), &sc));
|
||
}
|
||
|
||
// this one takes a parameter, so we need to build a new one each time
|
||
// to get the right type. can we avoid this?
|
||
TypeFunction *tfcmpptr;
|
||
{
|
||
Scope sc;
|
||
Parameters *arguments = new Parameters;
|
||
|
||
// arg type is ref const T
|
||
Parameter *arg = new Parameter(STCref, tc->constOf(), NULL, NULL);
|
||
arguments->push(arg);
|
||
tfcmpptr = new TypeFunction(arguments, Type::tint32, 0, LINKd);
|
||
tfcmpptr->mod = MODconst;
|
||
tfcmpptr = static_cast<TypeFunction *>(tfcmpptr->semantic(Loc(), &sc));
|
||
}
|
||
|
||
// well use this module for all overload lookups
|
||
|
||
// toHash
|
||
FuncDeclaration* fd = find_method_overload(sd, Id::tohash, tftohash);
|
||
b.push_funcptr(fd);
|
||
|
||
// opEquals
|
||
fd = sd->xeq;
|
||
b.push_funcptr(fd);
|
||
|
||
// opCmp
|
||
fd = find_method_overload(sd, Id::cmp, tfcmpptr);
|
||
b.push_funcptr(fd);
|
||
|
||
// toString
|
||
fd = find_method_overload(sd, Id::tostring, tftostring);
|
||
b.push_funcptr(fd);
|
||
|
||
// uint m_flags;
|
||
unsigned hasptrs = tc->hasPointers() ? 1 : 0;
|
||
b.push_uint(hasptrs);
|
||
|
||
ClassDeclaration* tscd = Type::typeinfostruct;
|
||
|
||
// On x86_64, class TypeInfo_Struct contains 2 additional fields
|
||
// (m_arg1/m_arg2) which are used for the X86_64 System V ABI varargs
|
||
// implementation. They are not present on any other cpu/os.
|
||
assert((global.params.targetTriple.getArch() != llvm::Triple::x86_64 && tscd->fields.dim == 11) ||
|
||
(global.params.targetTriple.getArch() == llvm::Triple::x86_64 && tscd->fields.dim == 13));
|
||
|
||
//void function(void*) xdtor;
|
||
b.push_funcptr(sd->dtor);
|
||
|
||
//void function(void*) xpostblit;
|
||
FuncDeclaration *xpostblit = sd->postblit;
|
||
if (xpostblit && sd->postblit->storage_class & STCdisable)
|
||
xpostblit = 0;
|
||
b.push_funcptr(xpostblit);
|
||
|
||
//uint m_align;
|
||
b.push_uint(tc->alignsize());
|
||
|
||
if (global.params.is64bit)
|
||
{
|
||
// TypeInfo m_arg1;
|
||
// TypeInfo m_arg2;
|
||
TypeTuple *tup = tc->toArgTypes();
|
||
assert(tup->arguments->dim <= 2);
|
||
for (unsigned i = 0; i < 2; i++)
|
||
{
|
||
if (i < tup->arguments->dim)
|
||
{
|
||
Type *targ = static_cast<Parameter *>(tup->arguments->data[i])->type;
|
||
targ = targ->merge();
|
||
b.push_typeinfo(targ);
|
||
}
|
||
else
|
||
b.push_null(Type::dtypeinfo->type);
|
||
}
|
||
}
|
||
|
||
// immutable(void)* m_RTInfo;
|
||
// The cases where getRTInfo is null are not quite here, but the code is
|
||
// modelled after what DMD does.
|
||
if (sd->getRTInfo)
|
||
b.push(sd->getRTInfo->toConstElem(gIR));
|
||
else if (!tc->hasPointers())
|
||
b.push_size_as_vp(0); // no pointers
|
||
else
|
||
b.push_size_as_vp(1); // has pointers
|
||
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoClassDeclaration::codegen(IRState *p)
|
||
{
|
||
// For classes, the TypeInfo is in fact a ClassInfo instance and emitted
|
||
// as a __ClassZ symbol. For interfaces, the __InterfaceZ symbol is
|
||
// referenced as "info" member in a (normal) TypeInfo_Interface instance.
|
||
IrGlobal *irg = new IrGlobal(this);
|
||
ir.irGlobal = irg;
|
||
|
||
assert(tinfo->ty == Tclass);
|
||
TypeClass *tc = static_cast<TypeClass *>(tinfo);
|
||
DtoResolveClass(tc->sym);
|
||
|
||
irg->value = tc->sym->ir.irAggr->getClassInfoSymbol();
|
||
irg->type = irg->value->getType()->getContainedType(0);
|
||
|
||
if (!tc->sym->isInterfaceDeclaration())
|
||
{
|
||
emitTypeMetadata(this);
|
||
}
|
||
}
|
||
|
||
void TypeInfoClassDeclaration::llvmDefine()
|
||
{
|
||
llvm_unreachable("TypeInfoClassDeclaration::llvmDefine() should not be called, "
|
||
"as a custom Dsymbol::codegen() override is used");
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoInterfaceDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
// make sure interface is resolved
|
||
assert(tinfo->ty == Tclass);
|
||
TypeClass *tc = static_cast<TypeClass *>(tinfo);
|
||
DtoResolveClass(tc->sym);
|
||
|
||
RTTIBuilder b(Type::typeinfointerface);
|
||
|
||
// TypeInfo base
|
||
b.push_classinfo(tc->sym);
|
||
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoTupleDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
// create elements array
|
||
assert(tinfo->ty == Ttuple);
|
||
TypeTuple *tu = static_cast<TypeTuple *>(tinfo);
|
||
|
||
size_t dim = tu->arguments->dim;
|
||
std::vector<LLConstant*> arrInits;
|
||
arrInits.reserve(dim);
|
||
|
||
LLType* tiTy = DtoType(Type::dtypeinfo->type);
|
||
|
||
for (size_t i = 0; i < dim; i++)
|
||
{
|
||
Parameter *arg = static_cast<Parameter *>(tu->arguments->data[i]);
|
||
arrInits.push_back(DtoTypeInfoOf(arg->type, true));
|
||
}
|
||
|
||
// build array
|
||
LLArrayType* arrTy = LLArrayType::get(tiTy, dim);
|
||
LLConstant* arrC = LLConstantArray::get(arrTy, arrInits);
|
||
|
||
RTTIBuilder b(Type::typeinfotypelist);
|
||
|
||
// push TypeInfo[]
|
||
b.push_array(arrC, dim, Type::dtypeinfo->type, NULL);
|
||
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoConstDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoConstDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
RTTIBuilder b(Type::typeinfoconst);
|
||
// TypeInfo base
|
||
b.push_typeinfo(tinfo->mutableOf()->merge());
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoInvariantDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoInvariantDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
RTTIBuilder b(Type::typeinfoinvariant);
|
||
// TypeInfo base
|
||
b.push_typeinfo(tinfo->mutableOf()->merge());
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoSharedDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoSharedDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
RTTIBuilder b(Type::typeinfoshared);
|
||
// TypeInfo base
|
||
b.push_typeinfo(tinfo->unSharedOf()->merge());
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoWildDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoWildDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
RTTIBuilder b(Type::typeinfowild);
|
||
// TypeInfo base
|
||
b.push_typeinfo(tinfo->mutableOf()->merge());
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|
||
|
||
/* ========================================================================= */
|
||
|
||
void TypeInfoVectorDeclaration::llvmDefine()
|
||
{
|
||
Logger::println("TypeInfoVectorDeclaration::llvmDefine() %s", toChars());
|
||
LOG_SCOPE;
|
||
|
||
assert(tinfo->ty == Tvector);
|
||
TypeVector *tv = static_cast<TypeVector *>(tinfo);
|
||
|
||
RTTIBuilder b(Type::typeinfovector);
|
||
// TypeInfo base
|
||
b.push_typeinfo(tv->basetype);
|
||
// finish
|
||
b.finalize(ir.irGlobal);
|
||
}
|