1//===-- NVPTXUtilities - Utilities -----------------------------*- C++ -*-====// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file contains the declaration of the NVVM specific utility functions. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef NVPTXUTILITIES_H 15#define NVPTXUTILITIES_H 16 17#include "llvm/IR/Function.h" 18#include "llvm/IR/GlobalVariable.h" 19#include "llvm/IR/IntrinsicInst.h" 20#include "llvm/IR/Value.h" 21#include <cstdarg> 22#include <set> 23#include <string> 24#include <vector> 25 26namespace llvm { 27 28#define NVCL_IMAGE2D_READONLY_FUNCNAME "__is_image2D_readonly" 29#define NVCL_IMAGE3D_READONLY_FUNCNAME "__is_image3D_readonly" 30 31void clearAnnotationCache(const llvm::Module *); 32 33bool findOneNVVMAnnotation(const llvm::GlobalValue *, std::string, unsigned &); 34bool findAllNVVMAnnotation(const llvm::GlobalValue *, std::string, 35 std::vector<unsigned> &); 36 37bool isTexture(const llvm::Value &); 38bool isSurface(const llvm::Value &); 39bool isSampler(const llvm::Value &); 40bool isImage(const llvm::Value &); 41bool isImageReadOnly(const llvm::Value &); 42bool isImageWriteOnly(const llvm::Value &); 43bool isImageReadWrite(const llvm::Value &); 44bool isManaged(const llvm::Value &); 45 46std::string getTextureName(const llvm::Value &); 47std::string getSurfaceName(const llvm::Value &); 48std::string getSamplerName(const llvm::Value &); 49 50bool getMaxNTIDx(const llvm::Function &, unsigned &); 51bool getMaxNTIDy(const llvm::Function &, unsigned &); 52bool getMaxNTIDz(const llvm::Function &, unsigned &); 53 54bool getReqNTIDx(const llvm::Function &, unsigned &); 55bool getReqNTIDy(const llvm::Function &, unsigned &); 56bool getReqNTIDz(const llvm::Function &, unsigned &); 57 58bool getMinCTASm(const llvm::Function &, unsigned &); 59bool isKernelFunction(const llvm::Function &); 60 61bool getAlign(const llvm::Function &, unsigned index, unsigned &); 62bool getAlign(const llvm::CallInst &, unsigned index, unsigned &); 63 64bool isBarrierIntrinsic(llvm::Intrinsic::ID); 65 66/// make_vector - Helper function which is useful for building temporary vectors 67/// to pass into type construction of CallInst ctors. This turns a null 68/// terminated list of pointers (or other value types) into a real live vector. 69/// 70template <typename T> inline std::vector<T> make_vector(T A, ...) { 71 va_list Args; 72 va_start(Args, A); 73 std::vector<T> Result; 74 Result.push_back(A); 75 while (T Val = va_arg(Args, T)) 76 Result.push_back(Val); 77 va_end(Args); 78 return Result; 79} 80 81bool isMemorySpaceTransferIntrinsic(Intrinsic::ID id); 82const Value *skipPointerTransfer(const Value *V, bool ignore_GEP_indices); 83const Value * 84skipPointerTransfer(const Value *V, std::set<const Value *> &processed); 85BasicBlock *getParentBlock(Value *v); 86Function *getParentFunction(Value *v); 87void dumpBlock(Value *v, char *blockName); 88Instruction *getInst(Value *base, char *instName); 89void dumpInst(Value *base, char *instName); 90void dumpInstRec(Value *v, std::set<Instruction *> *visited); 91void dumpInstRec(Value *v); 92void dumpParent(Value *v); 93 94} 95 96#endif 97