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/Value.h" 18#include "llvm/GlobalVariable.h" 19#include "llvm/Function.h" 20#include "llvm/IntrinsicInst.h" 21#include <cstdarg> 22#include <set> 23#include <string> 24#include <vector> 25 26namespace llvm 27{ 28 29#define NVCL_IMAGE2D_READONLY_FUNCNAME "__is_image2D_readonly" 30#define NVCL_IMAGE3D_READONLY_FUNCNAME "__is_image3D_readonly" 31 32bool findOneNVVMAnnotation(const llvm::GlobalValue *, std::string, unsigned &); 33bool findAllNVVMAnnotation(const llvm::GlobalValue *, std::string, 34 std::vector<unsigned> &); 35 36bool isTexture(const llvm::Value &); 37bool isSurface(const llvm::Value &); 38bool isSampler(const llvm::Value &); 39bool isImage(const llvm::Value &); 40bool isImageReadOnly(const llvm::Value &); 41bool isImageWriteOnly(const llvm::Value &); 42 43std::string getTextureName(const llvm::Value &); 44std::string getSurfaceName(const llvm::Value &); 45std::string getSamplerName(const llvm::Value &); 46 47bool getMaxNTIDx(const llvm::Function &, unsigned &); 48bool getMaxNTIDy(const llvm::Function &, unsigned &); 49bool getMaxNTIDz(const llvm::Function &, unsigned &); 50 51bool getReqNTIDx(const llvm::Function &, unsigned &); 52bool getReqNTIDy(const llvm::Function &, unsigned &); 53bool getReqNTIDz(const llvm::Function &, unsigned &); 54 55bool getMinCTASm(const llvm::Function &, unsigned &); 56bool isKernelFunction(const llvm::Function &); 57 58bool getAlign(const llvm::Function &, unsigned index, unsigned &); 59bool getAlign(const llvm::CallInst &, unsigned index, unsigned &); 60 61bool isBarrierIntrinsic(llvm::Intrinsic::ID); 62 63/// make_vector - Helper function which is useful for building temporary vectors 64/// to pass into type construction of CallInst ctors. This turns a null 65/// terminated list of pointers (or other value types) into a real live vector. 66/// 67template<typename T> 68inline std::vector<T> make_vector(T A, ...) { 69 va_list Args; 70 va_start(Args, A); 71 std::vector<T> Result; 72 Result.push_back(A); 73 while (T Val = va_arg(Args, T)) 74 Result.push_back(Val); 75 va_end(Args); 76 return Result; 77} 78 79bool isMemorySpaceTransferIntrinsic(Intrinsic::ID id); 80const Value *skipPointerTransfer(const Value *V, bool ignore_GEP_indices); 81const Value *skipPointerTransfer(const Value *V, 82 std::set<const Value *> &processed); 83BasicBlock *getParentBlock(Value *v); 84Function *getParentFunction(Value *v); 85void dumpBlock(Value *v, char *blockName); 86Instruction *getInst(Value *base, char *instName); 87void dumpInst(Value *base, char *instName); 88void dumpInstRec(Value *v, std::set<Instruction *> *visited); 89void dumpInstRec(Value *v); 90void dumpParent(Value *v); 91 92} 93 94#endif 95