blob: ee3cb3dda0631a8c4eb9d466632c5a93a892166c [file] [log] [blame]
//===----- CGOpenCLRuntime.h - Interface to OpenCL Runtimes -----*- C++ -*-===//
// The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// This provides an abstract class for OpenCL code generation. Concrete
// subclasses of this implement code generation for specific OpenCL
// runtime libraries.
#include "clang/AST/Type.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
namespace clang {
class VarDecl;
namespace CodeGen {
class CodeGenFunction;
class CodeGenModule;
class CGOpenCLRuntime {
CodeGenModule &CGM;
llvm::Type *PipeTy;
llvm::PointerType *SamplerTy;
CGOpenCLRuntime(CodeGenModule &CGM) : CGM(CGM), PipeTy(nullptr),
SamplerTy(nullptr) {}
virtual ~CGOpenCLRuntime();
/// Emit the IR required for a work-group-local variable declaration, and add
/// an entry to CGF's LocalDeclMap for D. The base class does this using
/// CodeGenFunction::EmitStaticVarDecl to emit an internal global for D.
virtual void EmitWorkGroupLocalVarDecl(CodeGenFunction &CGF,
const VarDecl &D);
virtual llvm::Type *convertOpenCLSpecificType(const Type *T);
virtual llvm::Type *getPipeType();
llvm::PointerType *getSamplerType();
// \brief Returnes a value which indicates the size in bytes of the pipe
// element.
virtual llvm::Value *getPipeElemSize(const Expr *PipeArg);
// \brief Returnes a value which indicates the alignment in bytes of the pipe
// element.
virtual llvm::Value *getPipeElemAlign(const Expr *PipeArg);