CodeGenFunction.h revision 46f45b9bec4a265ad8400a538e5ec3a5683617f1
1bd012ff1fa088181646a784f385b28867372d434Daniel Dunbar//===-- CodeGenFunction.h - Per-Function state for LLVM CodeGen -*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This is the internal per-function state used for llvm translation. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 14ef52a2fb2ace36c92f88c6e125bd7defa17dafa5Chris Lattner#ifndef CLANG_CODEGEN_CODEGENFUNCTION_H 15ef52a2fb2ace36c92f88c6e125bd7defa17dafa5Chris Lattner#define CLANG_CODEGEN_CODEGENFUNCTION_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 17391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner#include "clang/AST/Type.h" 185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "llvm/ADT/DenseMap.h" 19da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner#include "llvm/ADT/SmallVector.h" 2050b36741673258aaebcd3c7fe1260031901cae57Chris Lattner#include "llvm/Support/IRBuilder.h" 215549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek#include "clang/AST/Expr.h" 225549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek#include "clang/AST/ExprObjC.h" 235549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <vector> 250ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar#include <map> 265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 270dbe227feccf6a8dbadfff8ca3f80416b7bf2f28Daniel Dunbar#include "CGCall.h" 288f2926b73ed635afecd020da787af6a837601a2bDaniel Dunbar#include "CGValue.h" 298f2926b73ed635afecd020da787af6a837601a2bDaniel Dunbar 305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace llvm { 31c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar class BasicBlock; 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Module; 335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class ASTContext; 375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class Decl; 38c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar class EnumConstantDecl; 395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class FunctionDecl; 40c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar class FunctionTypeProto; 41c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar class LabelStmt; 42391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner class ObjCMethodDecl; 43af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar class ObjCPropertyImplDecl; 445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class TargetInfo; 45c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar class VarDecl; 465549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek 475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace CodeGen { 485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer class CodeGenModule; 49b84a06e68ffd71da22e3c75b6e4bbdba37816413Devang Patel class CodeGenTypes; 5088a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel class CGRecordLayout; 515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// CodeGenFunction - This class organizes the per-function state that is used 535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// while generating LLVM code. 545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass CodeGenFunction { 55bfc0c1ae4b505b52b36f572a9641f99e76879cabChris Lattnerpublic: 565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CodeGenModule &CGM; // Per-module state. 575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer TargetInfo &Target; 58bfc0c1ae4b505b52b36f572a9641f99e76879cabChris Lattner 5958dee10ed2eee34035f62d1c2d32b3639e9182f8Chris Lattner typedef std::pair<llvm::Value *, llvm::Value *> ComplexPairTy; 6085e356825b291f86c6e926638914222b834b71a3Chris Lattner llvm::IRBuilder<> Builder; 615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 62c8aa5f1f264fb230c38182adab944232bb160c2bChris Lattner // Holds the Decl for the current function or method 634111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner const Decl *CurFuncDecl; 64391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner QualType FnRetTy; 655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::Function *CurFn; 665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// AllocaInsertPoint - This is an instruction in the entry block before which 685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// we prefer to insert allocas. 695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::Instruction *AllocaInsertPt; 700ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const llvm::Type *LLVMIntTy; 727b66000bdfc2684351fb03208e672f23012ed569Hartmut Kaiser uint32_t LLVMPointerWidth; 735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 747f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattnerprivate: 750ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// LabelIDs - Track arbitrary ids assigned to labels for use in 760ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// implementing the GCC address-of-label extension and indirect 770ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// goto. IDs are assigned to labels inside getIDForAddrOfLabel(). 780ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar std::map<const LabelStmt*, unsigned> LabelIDs; 790ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 800ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// IndirectSwitches - Record the list of switches for indirect 810ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// gotos. Emission of the actual switching code needs to be delayed 820ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// until all AddrLabelExprs have been seen. 830ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar std::vector<llvm::SwitchInst*> IndirectSwitches; 840ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// LocalDeclMap - This keeps track of the LLVM allocas or globals for local C 865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// decls. 875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::DenseMap<const Decl*, llvm::Value*> LocalDeclMap; 885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 895f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// LabelMap - This keeps track of the LLVM basic block for each C label. 905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::DenseMap<const LabelStmt*, llvm::BasicBlock*> LabelMap; 91da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner 92da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner // BreakContinueStack - This keeps track of where break and continue 93da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner // statements should jump to. 94da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner struct BreakContinue { 95da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner BreakContinue(llvm::BasicBlock *bb, llvm::BasicBlock *cb) 96da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner : BreakBlock(bb), ContinueBlock(cb) {} 97da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner 98da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner llvm::BasicBlock *BreakBlock; 99da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner llvm::BasicBlock *ContinueBlock; 100da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner }; 101da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner llvm::SmallVector<BreakContinue, 8> BreakContinueStack; 102da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner 10380fd5f96e6805ac43aab99faabd5b4c8b19551b7Devang Patel /// SwitchInsn - This is nearest current switch instruction. It is null if 10480fd5f96e6805ac43aab99faabd5b4c8b19551b7Devang Patel /// if current context is not in a switch. 10551b09f2c528c8460b5465c676173324e44176d62Devang Patel llvm::SwitchInst *SwitchInsn; 10651b09f2c528c8460b5465c676173324e44176d62Devang Patel 10780fd5f96e6805ac43aab99faabd5b4c8b19551b7Devang Patel /// CaseRangeBlock - This block holds if condition check for last case 10880fd5f96e6805ac43aab99faabd5b4c8b19551b7Devang Patel /// statement range in current switch instruction. 109c049e4f406a7f7179eba98659044a32508e53289Devang Patel llvm::BasicBlock *CaseRangeBlock; 110c049e4f406a7f7179eba98659044a32508e53289Devang Patel 1115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer CodeGenFunction(CodeGenModule &cgm); 1135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ASTContext &getContext() const; 1155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 116391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner void GenerateObjCMethod(const ObjCMethodDecl *OMD); 117af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar 118af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar void StartObjCMethod(const ObjCMethodDecl *MD); 119af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar 120af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar /// GenerateObjCGetter - Synthesize an Objective-C property getter 121af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar /// function. 122af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar void GenerateObjCGetter(const ObjCPropertyImplDecl *PID); 123af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar 124af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar /// GenerateObjCSetter - Synthesize an Objective-C property setter 125af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar /// function for the given property. 126af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar void GenerateObjCSetter(const ObjCPropertyImplDecl *PID); 127af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar 128bd012ff1fa088181646a784f385b28867372d434Daniel Dunbar void GenerateCode(const FunctionDecl *FD, 129bd012ff1fa088181646a784f385b28867372d434Daniel Dunbar llvm::Function *Fn); 130af05bb9073319d8381b71c4325188853fd4b8ed6Daniel Dunbar void FinishFunction(SourceLocation EndLoc=SourceLocation()); 1315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const llvm::Type *ConvertType(QualType T); 133c8aa5f1f264fb230c38182adab944232bb160c2bChris Lattner 134b7ec246872b412f0e7bb9e93eacfd78cfa6adfb3Daniel Dunbar /// LoadObjCSelf - Load the value of self. This function is only 135b7ec246872b412f0e7bb9e93eacfd78cfa6adfb3Daniel Dunbar /// valid while generating code for an Objective-C method. 136c8aa5f1f264fb230c38182adab944232bb160c2bChris Lattner llvm::Value *LoadObjCSelf(); 1374111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner 1384111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner /// isObjCPointerType - Return true if the specificed AST type will map onto 1394111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner /// some Objective-C pointer type. 1404111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner static bool isObjCPointerType(QualType T); 1414111024be81e7c0525e42dadcc126d27e5bf2425Chris Lattner 1425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// hasAggregateLLVMType - Return true if the specified AST type will map into 1435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// an aggregate LLVM type or is void. 1445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static bool hasAggregateLLVMType(QualType T); 1455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getBasicBlockForLabel - Return the LLVM basicblock that the specified 1475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// label maps to. 1485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::BasicBlock *getBasicBlockForLabel(const LabelStmt *S); 1495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1505f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitBlock(llvm::BasicBlock *BB); 152dc5e8268292046114ffe02e48773572a91a310f1Chris Lattner 153488e993a135ce700b982bf099c3d6b856301d642Daniel Dunbar /// ErrorUnsupported - Print out an error that codegen doesn't support the 154dc5e8268292046114ffe02e48773572a91a310f1Chris Lattner /// specified stmt yet. 15590df4b6661968a84bf64baee489bb2f6d948fcc1Daniel Dunbar void ErrorUnsupported(const Stmt *S, const char *Type, 15690df4b6661968a84bf64baee489bb2f6d948fcc1Daniel Dunbar bool OmitOnError=false); 1575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 1595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Helpers 1605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 1615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// CreateTempAlloca - This creates a alloca and inserts it into the entry 1635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// block. 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::AllocaInst *CreateTempAlloca(const llvm::Type *Ty, 1655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer const char *Name = "tmp"); 1665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// EvaluateExprAsBool - Perform the usual unary conversions on the specified 1685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// expression and compare the result against zero, returning an Int1Ty value. 1695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer llvm::Value *EvaluateExprAsBool(const Expr *E); 1705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1719b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner /// EmitAnyExpr - Emit code to compute the specified expression which can have 1729b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner /// any type. The result is returned as an RValue struct. If this is an 1739b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner /// aggregate expression, the aggloc/agglocvolatile arguments indicate where 1749b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner /// the result should be returned. 1759b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner RValue EmitAnyExpr(const Expr *E, llvm::Value *AggLoc = 0, 1769b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner bool isAggLocVolatile = false); 177d9363c3a80168283b3da518b4e17f545a6246857Devang Patel 17846f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar /// EmitAnyExprToTemp - Similary to EmitAnyExpr(), however, the result 17946f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar /// will always be accessible even if no aggregate location is 18046f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar /// provided. 18146f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar RValue EmitAnyExprToTemp(const Expr *E, llvm::Value *AggLoc = 0, 18246f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar bool isAggLocVolatile = false); 18346f45b9bec4a265ad8400a538e5ec3a5683617f1Daniel Dunbar 184d9363c3a80168283b3da518b4e17f545a6246857Devang Patel /// isDummyBlock - Return true if BB is an empty basic block 185d9363c3a80168283b3da518b4e17f545a6246857Devang Patel /// with no predecessors. 186d9363c3a80168283b3da518b4e17f545a6246857Devang Patel static bool isDummyBlock(const llvm::BasicBlock *BB); 187d9363c3a80168283b3da518b4e17f545a6246857Devang Patel 18851b09f2c528c8460b5465c676173324e44176d62Devang Patel /// StartBlock - Start new block named N. If insert block is a dummy block 18951b09f2c528c8460b5465c676173324e44176d62Devang Patel /// then reuse it. 19051b09f2c528c8460b5465c676173324e44176d62Devang Patel void StartBlock(const char *N); 19151b09f2c528c8460b5465c676173324e44176d62Devang Patel 19288a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel /// getCGRecordLayout - Return record layout info. 19388a981b47c7face1b1fdaa9074256245107b9ca9Devang Patel const CGRecordLayout *getCGRecordLayout(CodeGenTypes &CGT, QualType RTy); 194813733577d33ec56479667b49e1bff42dc6bba90Lauro Ramos Venancio 195813733577d33ec56479667b49e1bff42dc6bba90Lauro Ramos Venancio /// GetAddrOfStaticLocalVar - Return the address of a static local variable. 196248a753f6b670692523c99afaeb8fe98f7ae3ca7Steve Naroff llvm::Constant *GetAddrOfStaticLocalVar(const VarDecl *BVD); 1974f8d123e3e2c260de3377208106ddba87cee28b4Dan Gohman 1984f8d123e3e2c260de3377208106ddba87cee28b4Dan Gohman /// getAccessedFieldNo - Given an encoded value and a result number, return 1994f8d123e3e2c260de3377208106ddba87cee28b4Dan Gohman /// the input field number being accessed. 2004f8d123e3e2c260de3377208106ddba87cee28b4Dan Gohman static unsigned getAccessedFieldNo(unsigned Idx, const llvm::Constant *Elts); 2014f8d123e3e2c260de3377208106ddba87cee28b4Dan Gohman 2020ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar unsigned GetIDForAddrOfLabel(const LabelStmt *L); 2030ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 2043d8400d9a61aa4b63ff35e5cede405b32a41425eAnders Carlsson /// EmitMemSetToZero - Generate code to memset a value of the given type to 0; 2053d8400d9a61aa4b63ff35e5cede405b32a41425eAnders Carlsson void EmitMemSetToZero(llvm::Value *DestPtr, QualType Ty); 2063d8400d9a61aa4b63ff35e5cede405b32a41425eAnders Carlsson 2075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Declaration Emission 2095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitDecl(const Decl &D); 212248a753f6b670692523c99afaeb8fe98f7ae3ca7Steve Naroff void EmitBlockVarDecl(const VarDecl &D); 213248a753f6b670692523c99afaeb8fe98f7ae3ca7Steve Naroff void EmitLocalBlockVarDecl(const VarDecl &D); 214248a753f6b670692523c99afaeb8fe98f7ae3ca7Steve Naroff void EmitStaticBlockVarDecl(const VarDecl &D); 215b7ec246872b412f0e7bb9e93eacfd78cfa6adfb3Daniel Dunbar 216b7ec246872b412f0e7bb9e93eacfd78cfa6adfb3Daniel Dunbar /// EmitParmDecl - Emit a ParmVarDecl or an ImplicitParamDecl. 217b7ec246872b412f0e7bb9e93eacfd78cfa6adfb3Daniel Dunbar void EmitParmDecl(const VarDecl &D, llvm::Value *Arg); 2185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Statement Emission 2215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitStmt(const Stmt *S); 2249b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner RValue EmitCompoundStmt(const CompoundStmt &S, bool GetLast = false, 2259b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner llvm::Value *AggLoc = 0, bool isAggVol = false); 22691d723da7b68be5245c3ac58aa2a36d04658cfb8Chris Lattner void EmitLabel(const LabelStmt &S); // helper for EmitLabelStmt. 2275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitLabelStmt(const LabelStmt &S); 2285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitGotoStmt(const GotoStmt &S); 2290ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar void EmitIndirectGotoStmt(const IndirectGotoStmt &S); 2305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitIfStmt(const IfStmt &S); 2315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitWhileStmt(const WhileStmt &S); 2325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitDoStmt(const DoStmt &S); 2335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitForStmt(const ForStmt &S); 2345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitReturnStmt(const ReturnStmt &S); 2355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitDeclStmt(const DeclStmt &S); 236da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner void EmitBreakStmt(); 237da13870e99fe33934b2122f06528a5063f78ae4cChris Lattner void EmitContinueStmt(); 23851b09f2c528c8460b5465c676173324e44176d62Devang Patel void EmitSwitchStmt(const SwitchStmt &S); 23951b09f2c528c8460b5465c676173324e44176d62Devang Patel void EmitDefaultStmt(const DefaultStmt &S); 24051b09f2c528c8460b5465c676173324e44176d62Devang Patel void EmitCaseStmt(const CaseStmt &S); 241c049e4f406a7f7179eba98659044a32508e53289Devang Patel void EmitCaseStmtRange(const CaseStmt &S); 242fb1aeb804c08d5288a923fb278161783e6abdc66Anders Carlsson void EmitAsmStmt(const AsmStmt &S); 243fb1aeb804c08d5288a923fb278161783e6abdc66Anders Carlsson 2443d8400d9a61aa4b63ff35e5cede405b32a41425eAnders Carlsson void EmitObjCForCollectionStmt(const ObjCForCollectionStmt &S); 2453d8400d9a61aa4b63ff35e5cede405b32a41425eAnders Carlsson 2465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // LValue Expression Emission 2485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2506ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar /// EmitUnsupportedLValue - Emit a dummy l-value using the type of E 2516ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar /// and issue an ErrorUnsupported style diagnostic (using the 2526ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar /// provided Name). 2536ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar LValue EmitUnsupportedLValue(const Expr *E, 2546ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar const char *Name); 2556ba82a4a4b295e54cf192c3e98b28f39990c6194Daniel Dunbar 2565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// EmitLValue - Emit code to compute a designator that specifies the location 2575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// of the expression. 2585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 2595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// This can return one of two things: a simple address or a bitfield 2605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// reference. In either case, the LLVM Value* in the LValue structure is 2615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// guaranteed to be an LLVM pointer type. 2625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 2635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// If this returns a bitfield reference, nothing about the pointee type of 2645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the LLVM value is known: For example, it may not be a pointer to an 2655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// integer. 2665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 2675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// If this returns a normal address, and if the lvalue's C type is fixed 2685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// size, this method guarantees that the returned pointer type will point to 2695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// an LLVM type of the same size of the lvalue's type. If the lvalue has a 2705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// variable length type, this is not possible. 2715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// 2725f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LValue EmitLValue(const Expr *E); 2735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// EmitLoadOfLValue - Given an expression that represents a value lvalue, 2755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// this method emits the address of the lvalue, then loads the result as an 2765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// rvalue, returning the rvalue. 2775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer RValue EmitLoadOfLValue(LValue V, QualType LVType); 278213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman RValue EmitLoadOfExtVectorElementLValue(LValue V, QualType LVType); 2793b8c22d93da1432b2d4cea779d14912645c93866Lauro Ramos Venancio RValue EmitLoadOfBitfieldLValue(LValue LV, QualType ExprType); 28085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar RValue EmitLoadOfPropertyRefLValue(LValue LV, QualType ExprType); 2815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 28234cdc86af5b0a54084a512a1b2643365b8f5bdd2Chris Lattner 2835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// EmitStoreThroughLValue - Store the specified rvalue into the specified 2845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// lvalue, where both are guaranteed to the have the same type, and that type 2855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// is 'Ty'. 2865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void EmitStoreThroughLValue(RValue Src, LValue Dst, QualType Ty); 287213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman void EmitStoreThroughExtVectorComponentLValue(RValue Src, LValue Dst, 288213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman QualType Ty); 289a0c5d0eacede0f67ce46707263ddf4d8de0df706Lauro Ramos Venancio void EmitStoreThroughBitfieldLValue(RValue Src, LValue Dst, QualType Ty); 29085c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar void EmitStoreThroughPropertyRefLValue(RValue Src, LValue Dst, QualType Ty); 29122c940ee588a420cd2e6c8f68be2ac3cc80061ffChristopher Lamb 29222c940ee588a420cd2e6c8f68be2ac3cc80061ffChristopher Lamb // Note: only availabe for agg return types 29380e62c29fe21cd06c93eba6e72b7e32dca06fcf9Daniel Dunbar LValue EmitBinaryOperatorLValue(const BinaryOperator *E); 29480e62c29fe21cd06c93eba6e72b7e32dca06fcf9Daniel Dunbar // Note: only availabe for agg return types 29522c940ee588a420cd2e6c8f68be2ac3cc80061ffChristopher Lamb LValue EmitCallExprLValue(const CallExpr *E); 2965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LValue EmitDeclRefLValue(const DeclRefExpr *E); 2985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LValue EmitStringLiteralLValue(const StringLiteral *E); 299d9f6910f4ef37c0e8eeee2a01287d9572c3176efChris Lattner LValue EmitPredefinedLValue(const PredefinedExpr *E); 3005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LValue EmitUnaryOpLValue(const UnaryOperator *E); 3015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer LValue EmitArraySubscriptExpr(const ArraySubscriptExpr *E); 302213541a68a3e137d11d2cefb612c6cdb410d7e8eNate Begeman LValue EmitExtVectorElementExpr(const ExtVectorElementExpr *E); 303b84a06e68ffd71da22e3c75b6e4bbdba37816413Devang Patel LValue EmitMemberExpr(const MemberExpr *E); 30406e863f2902b8ba55b056308875c19f7ba3dab25Eli Friedman LValue EmitCompoundLiteralLValue(const CompoundLiteralExpr *E); 305472778eb4fce241721c563280886e98389bc7219Eli Friedman 306472778eb4fce241721c563280886e98389bc7219Eli Friedman LValue EmitLValueForField(llvm::Value* Base, FieldDecl* Field, 3071e692ace08959399794363e77499b73da5494af9Eli Friedman bool isUnion, unsigned CVRQualifiers); 308391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner 3090a04d77bde7e3a661c2b41b60630d125d09ed6efDaniel Dunbar LValue EmitObjCMessageExprLValue(const ObjCMessageExpr *E); 310391d77a26382dddf25da73e29fc1fa5aaaea4c6fChris Lattner LValue EmitObjCIvarRefLValue(const ObjCIvarRefExpr *E); 31185c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar LValue EmitObjCPropertyRefLValue(const ObjCPropertyRefExpr *E); 3120a04d77bde7e3a661c2b41b60630d125d09ed6efDaniel Dunbar 3135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 314883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner // Scalar Expression Emission 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 3165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3177f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar /// EmitCall - Generate a call of the given function, expecting the 3187f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar /// given result type, and using the given argument list which 3197f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar /// specifies both the LLVM arguments and the types they were 3207f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar /// derived from. 32119cd87eb5fb3c197e631ce08fd52c446c4d4e8f1Daniel Dunbar RValue EmitCall(llvm::Value *Callee, 32219cd87eb5fb3c197e631ce08fd52c446c4d4e8f1Daniel Dunbar QualType ResultType, 32319cd87eb5fb3c197e631ce08fd52c446c4d4e8f1Daniel Dunbar const CallArgList &Args); 32419cd87eb5fb3c197e631ce08fd52c446c4d4e8f1Daniel Dunbar 3255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer RValue EmitCallExpr(const CallExpr *E); 3265549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek 3275549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek RValue EmitCallExpr(Expr *FnExpr, CallExpr::const_arg_iterator ArgBeg, 3285549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek CallExpr::const_arg_iterator ArgEnd); 3295549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek 3305193b8a3e57c4f696161aeddfe8227c294c0a7feEli Friedman RValue EmitCallExpr(llvm::Value *Callee, QualType FnType, 3315549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek CallExpr::const_arg_iterator ArgBeg, 3325549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek CallExpr::const_arg_iterator ArgEnd); 3335549976193e34417d4474a5f4a514268ef6666c7Ted Kremenek 3341e4d21ea5849637c49fd4222b09c4b5dedff7765Chris Lattner RValue EmitBuiltinExpr(unsigned BuiltinID, const CallExpr *E); 3355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 336564f1de67d7ba43646b8740db86d6269e3dfbe0bAnders Carlsson llvm::Value *EmitX86BuiltinExpr(unsigned BuiltinID, const CallExpr *E); 337564f1de67d7ba43646b8740db86d6269e3dfbe0bAnders Carlsson llvm::Value *EmitPPCBuiltinExpr(unsigned BuiltinID, const CallExpr *E); 338564f1de67d7ba43646b8740db86d6269e3dfbe0bAnders Carlsson 339cc23acae84c6d5c37b4805edbcd95ee5d821c400Anders Carlsson llvm::Value *EmitShuffleVector(llvm::Value* V1, llvm::Value *V2, ...); 3404119d1aeca8016654d381ce079864058d1709571Nate Begeman llvm::Value *EmitVector(llvm::Value * const *Vals, unsigned NumVals, 3414119d1aeca8016654d381ce079864058d1709571Nate Begeman bool isSplat = false); 3426086bbd1799e22e75561c3d31dc9b923f0508fa5Anders Carlsson 343ed7c618f849e2541b1d0288c43154937652c5b15Daniel Dunbar llvm::Value *EmitObjCProtocolExpr(const ObjCProtocolExpr *E); 3447f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattner llvm::Value *EmitObjCStringLiteral(const ObjCStringLiteral *E); 3458fdf32822be2238aa7db62d40e75b168b637ab7dChris Lattner llvm::Value *EmitObjCSelectorExpr(const ObjCSelectorExpr *E); 3468f2926b73ed635afecd020da787af6a837601a2bDaniel Dunbar RValue EmitObjCMessageExpr(const ObjCMessageExpr *E); 3479c3fc703b29a31d40bcf5027dbb4784dd393804eDaniel Dunbar RValue EmitObjCPropertyGet(const ObjCPropertyRefExpr *E); 34885c59edda02df48fae8dc85049743319bc6e7e89Daniel Dunbar void EmitObjCPropertySet(const ObjCPropertyRefExpr *E, RValue Src); 3498fdf32822be2238aa7db62d40e75b168b637ab7dChris Lattner 3508fdf32822be2238aa7db62d40e75b168b637ab7dChris Lattner 351883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner //===--------------------------------------------------------------------===// 352bfc0c1ae4b505b52b36f572a9641f99e76879cabChris Lattner // Expression Emission 353883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner //===--------------------------------------------------------------------===// 354bfc0c1ae4b505b52b36f572a9641f99e76879cabChris Lattner 355bfc0c1ae4b505b52b36f572a9641f99e76879cabChris Lattner // Expressions are broken into three classes: scalar, complex, aggregate. 356883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner 3577f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattner /// EmitScalarExpr - Emit the computation of the specified expression of 3587f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattner /// LLVM scalar type, returning the result. 3597f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattner llvm::Value *EmitScalarExpr(const Expr *E); 3607f02f721d48772e4eee4fccd8af4f800be1bbc1eChris Lattner 3613707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner /// EmitScalarConversion - Emit a conversion from the specified type to the 3623707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner /// specified destination type, both of which are LLVM scalar types. 3633707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner llvm::Value *EmitScalarConversion(llvm::Value *Src, QualType SrcTy, 3643707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner QualType DstTy); 3653707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner 3664f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner /// EmitComplexToScalarConversion - Emit a conversion from the specified 3674f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner /// complex type to the specified destination type, where the destination 3684f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner /// type is an LLVM scalar type. 3694f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner llvm::Value *EmitComplexToScalarConversion(ComplexPairTy Src, QualType SrcTy, 3704f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner QualType DstTy); 3714f1a7b380809b4ca19ad2daff61bc11cd1e979d8Chris Lattner 3723707b255f8993fb362904c9cff87b0e9bc6ca317Chris Lattner 373883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner /// EmitAggExpr - Emit the computation of the specified expression of 374883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner /// aggregate type. The result is computed into DestPtr. Note that if 375883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner /// DestPtr is null, the value of the aggregate expression is not needed. 376883f6a7cc7dccb1d675e27121a82614d63492a8dChris Lattner void EmitAggExpr(const Expr *E, llvm::Value *DestPtr, bool VolatileDest); 377b6ef18a2b06d6760459e1756a61f79ff496cee19Chris Lattner 378b6ef18a2b06d6760459e1756a61f79ff496cee19Chris Lattner /// EmitComplexExpr - Emit the computation of the specified expression of 37923b1cdb0b5e089468bb8475b8ec9287af67b4b59Chris Lattner /// complex type, returning the result. 38058dee10ed2eee34035f62d1c2d32b3639e9182f8Chris Lattner ComplexPairTy EmitComplexExpr(const Expr *E); 38123b1cdb0b5e089468bb8475b8ec9287af67b4b59Chris Lattner 38223b1cdb0b5e089468bb8475b8ec9287af67b4b59Chris Lattner /// EmitComplexExprIntoAddr - Emit the computation of the specified expression 38323b1cdb0b5e089468bb8475b8ec9287af67b4b59Chris Lattner /// of complex type, storing into the specified Value*. 384190dbe203c2e892ac40f1786035c6c9be3f44a4cChris Lattner void EmitComplexExprIntoAddr(const Expr *E, llvm::Value *DestAddr, 385190dbe203c2e892ac40f1786035c6c9be3f44a4cChris Lattner bool DestIsVolatile); 3867f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar 3877f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar /// StoreComplexToAddr - Store a complex number into the specified address. 3887f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar void StoreComplexToAddr(ComplexPairTy V, llvm::Value *DestAddr, 3897f8ea5c5b3a6a4332a841eefdd86b0726722ea7bDaniel Dunbar bool DestIsVolatile); 3909b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner /// LoadComplexFromAddr - Load a complex number from the specified address. 3919b65551d0b387a7597fb39356a4d8ef10046445eChris Lattner ComplexPairTy LoadComplexFromAddr(llvm::Value *SrcAddr, bool SrcIsVolatile); 3922621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner 3932621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner /// GenerateStaticBlockVarDecl - return the the static 3942621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner /// declaration of local variable. 3952621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner llvm::GlobalValue *GenerateStaticBlockVarDecl(const VarDecl &D, 3962621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner bool NoInit, 3972621fd1d6d3c5eadcae246859f62738645df7540Chris Lattner const char *Separator); 3980ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 399e1b29efab32d02e114046d33cca242a88585bf8aAnders Carlsson // GenerateStaticBlockVarDecl - return the static declaration of 400e1b29efab32d02e114046d33cca242a88585bf8aAnders Carlsson // a local variable. Performs initialization of the variable if necessary. 401e1b29efab32d02e114046d33cca242a88585bf8aAnders Carlsson llvm::GlobalValue *GenerateStaticCXXBlockVarDecl(const VarDecl &D); 402e1b29efab32d02e114046d33cca242a88585bf8aAnders Carlsson 4030ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar //===--------------------------------------------------------------------===// 4040ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar // Internal Helpers 4050ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar //===--------------------------------------------------------------------===// 4060ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar 4070ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbarprivate: 4080ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// EmitIndirectSwitches - Emit code for all of the switch 4090ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar /// instructions in IndirectSwitches. 4100ffb125996336fc7602b162c0a9e392f1a93060fDaniel Dunbar void EmitIndirectSwitches(); 4115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 4125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace CodeGen 4135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 4145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 416