CGCoroutine.cpp File Reference

#include "CGCleanup.h"
#include "CGDebugInfo.h"
#include "CodeGenFunction.h"
#include "clang/AST/StmtCXX.h"
#include "clang/AST/StmtVisitor.h"
#include "llvm/ADT/ScopeExit.h"

Go to the source code of this file.

Classes
struct	clang::CodeGen::CGCoroData

Functions
static void	createCoroData (CodeGenFunction &CGF, CodeGenFunction::CGCoroInfo &CurCoro, llvm::CallInst *CoroId, CallExpr const *CoroIdExpr=nullptr)
static SmallString< 32 >	buildSuspendPrefixStr (CGCoroData &Coro, AwaitKind Kind)
static bool	FunctionCanThrow (const FunctionDecl *D)
static bool	StmtCanThrow (const Stmt *S)
static LValueOrRValue	emitSuspendExpression (CodeGenFunction &CGF, CGCoroData &Coro, CoroutineSuspendExpr const &S, AwaitKind Kind, AggValueSlot aggSlot, bool ignoreResult, bool forLValue)
static QualType	getCoroutineSuspendExprReturnType (const ASTContext &Ctx, const CoroutineSuspendExpr *E)
static SmallVector< llvm::OperandBundleDef, 1 >	getBundlesForCoroEnd (CodeGenFunction &CGF)
static void	emitBodyAndFallthrough (CodeGenFunction &CGF, const CoroutineBodyStmt &S, Stmt *Body)

Function Documentation

buildSuspendPrefixStr()

SmallString< 32 > buildSuspendPrefixStr ( CGCoroData & Coro, AwaitKind Kind )

static

Definition at line 113 of file CGCoroutine.cpp.

References clang::CodeGen::CGCoroData::AwaitNum, clang::No, and clang::CodeGen::CGCoroData::YieldNum.

Referenced by emitSuspendExpression().

createCoroData()

void createCoroData ( CodeGenFunction & CGF, CodeGenFunction::CGCoroInfo & CurCoro, llvm::CallInst * CoroId, CallExpr const * CoroIdExpr = nullptr )

static

Definition at line 90 of file CGCoroutine.cpp.

References clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CodeGenFunction::CurCoro, clang::CodeGen::CodeGenFunction::CGCoroInfo::Data, and clang::CodeGen::CodeGenModule::Error().

Referenced by clang::CodeGen::CodeGenFunction::EmitCoroutineBody(), and clang::CodeGen::CodeGenFunction::EmitCoroutineIntrinsic().

emitBodyAndFallthrough()

void emitBodyAndFallthrough ( CodeGenFunction & CGF, const CoroutineBodyStmt & S, Stmt * Body )

static

Definition at line 772 of file CGCoroutine.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::EmitStmt(), and clang::CoroutineBodyStmt::getFallthroughHandler().

Referenced by clang::CodeGen::CodeGenFunction::EmitCoroutineBody().

emitSuspendExpression()

LValueOrRValue emitSuspendExpression ( CodeGenFunction & CGF, CGCoroData & Coro, CoroutineSuspendExpr const & S, AwaitKind Kind, AggValueSlot aggSlot, bool ignoreResult, bool forLValue )

static

Definition at line 223 of file CGCoroutine.cpp.

References clang::CodeGen::CodeGenFunction::OpaqueValueMappingData::bind(), clang::CodeGen::CodeGenFunction::Builder, buildSuspendPrefixStr(), clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CGCoroData::CleanupJD, clang::CompoundStmt::Create(), clang::CXXTryStmt::Create(), clang::CodeGen::CodeGenFunction::createBasicBlock(), clang::CodeGen::CodeGenFunction::CreateTempAlloca(), clang::CodeGen::CodeGenFunction::CurCoro, clang::CodeGen::CodeGenFunction::CurFn, clang::CodeGen::CodeGenFunction::CGCoroInfo::Data, clang::CodeGen::CodeGenFunction::EmitAnyExpr(), clang::CodeGen::CodeGenFunction::EmitBlock(), clang::CodeGen::CodeGenFunction::EmitBranchOnBoolExpr(), clang::CodeGen::CodeGenFunction::EmitBranchThroughCleanup(), clang::CodeGen::CodeGenFunction::EmitCallOrInvoke(), clang::CodeGen::CodeGenFunction::EmitLValue(), clang::CodeGen::CodeGenFunction::EmitNounwindRuntimeCall(), clang::CodeGen::CodeGenFunction::EmitStmt(), clang::CodeGen::CodeGenFunction::EnterCXXTryStmt(), clang::CodeGen::CGCoroData::ExceptionHandler, clang::CodeGen::CodeGenFunction::ExitCXXTryStmt(), clang::CodeGen::CodeGenFunction::generateAwaitSuspendWrapper(), clang::CoroutineSuspendExpr::getCommonExpr(), clang::CodeGen::CodeGenFunction::getContext(), clang::Expr::getExprLoc(), clang::CodeGen::RValue::getIgnored(), clang::CodeGen::CodeGenModule::getIntrinsic(), clang::CoroutineSuspendExpr::getOpaqueValue(), clang::CodeGen::CodeGenFunction::getOrCreateOpaqueLValueMapping(), clang::CodeGen::LValue::getPointer(), clang::CoroutineSuspendExpr::getReadyExpr(), clang::CoroutineSuspendExpr::getResumeExpr(), clang::CoroutineSuspendExpr::getSuspendExpr(), clang::CoroutineSuspendExpr::getSuspendReturnType(), clang::CodeGen::CodeGenFunction::CGCoroInfo::InSuspendBlock, clang::CodeGen::CodeGenTypeCache::Int8PtrTy, clang::CodeGen::CGCoroData::ResumeEHVar, StmtCanThrow(), clang::CodeGen::CGCoroData::SuspendBB, clang::CoroutineSuspendExpr::SuspendBool, clang::CoroutineSuspendExpr::SuspendHandle, clang::CoroutineSuspendExpr::SuspendVoid, and clang::Switch.

Referenced by clang::CodeGen::CodeGenFunction::EmitCoawaitExpr(), clang::CodeGen::CodeGenFunction::EmitCoawaitLValue(), clang::CodeGen::CodeGenFunction::EmitCoyieldExpr(), and clang::CodeGen::CodeGenFunction::EmitCoyieldLValue().

FunctionCanThrow()

bool FunctionCanThrow ( const FunctionDecl * D )

static

Definition at line 135 of file CGCoroutine.cpp.

References clang::CT_Cannot, clang::Type::getAs(), clang::ValueDecl::getType(), and clang::isNoexceptExceptionSpec().

Referenced by StmtCanThrow().

getBundlesForCoroEnd()

SmallVector< llvm::OperandBundleDef, 1 > getBundlesForCoroEnd ( CodeGenFunction & CGF )

static

Definition at line 558 of file CGCoroutine.cpp.

References clang::CodeGen::CodeGenFunction::CurrentFuncletPad.

getCoroutineSuspendExprReturnType()

QualType getCoroutineSuspendExprReturnType ( const ASTContext & Ctx, const CoroutineSuspendExpr * E )

static

Definition at line 404 of file CGCoroutine.cpp.

References clang::cast(), clang::CoroutineSuspendExpr::getResumeExpr(), and clang::isa().

Referenced by clang::CodeGen::CodeGenFunction::EmitCoawaitLValue(), and clang::CodeGen::CodeGenFunction::EmitCoyieldLValue().

StmtCanThrow()

bool StmtCanThrow ( const Stmt * S )

static

Definition at line 145 of file CGCoroutine.cpp.

References clang::Stmt::children(), FunctionCanThrow(), and StmtCanThrow().

Referenced by emitSuspendExpression(), and StmtCanThrow().