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1 //===-- NVPTXUtilities - Utilities -----------------------------*- C++ -*-====//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the declaration of the NVVM specific utility functions.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_NVPTX_NVPTXUTILITIES_H
15 #define LLVM_LIB_TARGET_NVPTX_NVPTXUTILITIES_H
17 #include "llvm/IR/Function.h"
18 #include "llvm/IR/GlobalVariable.h"
19 #include "llvm/IR/IntrinsicInst.h"
20 #include "llvm/IR/Value.h"
28 #define NVCL_IMAGE2D_READONLY_FUNCNAME "__is_image2D_readonly"
29 #define NVCL_IMAGE3D_READONLY_FUNCNAME "__is_image3D_readonly"
31 void clearAnnotationCache(const llvm::Module
*);
33 bool findOneNVVMAnnotation(const llvm::GlobalValue
*, std::string
, unsigned &);
34 bool findAllNVVMAnnotation(const llvm::GlobalValue
*, std::string
,
35 std::vector
<unsigned> &);
37 bool isTexture(const llvm::Value
&);
38 bool isSurface(const llvm::Value
&);
39 bool isSampler(const llvm::Value
&);
40 bool isImage(const llvm::Value
&);
41 bool isImageReadOnly(const llvm::Value
&);
42 bool isImageWriteOnly(const llvm::Value
&);
43 bool isImageReadWrite(const llvm::Value
&);
44 bool isManaged(const llvm::Value
&);
46 std::string
getTextureName(const llvm::Value
&);
47 std::string
getSurfaceName(const llvm::Value
&);
48 std::string
getSamplerName(const llvm::Value
&);
50 bool getMaxNTIDx(const llvm::Function
&, unsigned &);
51 bool getMaxNTIDy(const llvm::Function
&, unsigned &);
52 bool getMaxNTIDz(const llvm::Function
&, unsigned &);
54 bool getReqNTIDx(const llvm::Function
&, unsigned &);
55 bool getReqNTIDy(const llvm::Function
&, unsigned &);
56 bool getReqNTIDz(const llvm::Function
&, unsigned &);
58 bool getMinCTASm(const llvm::Function
&, unsigned &);
59 bool isKernelFunction(const llvm::Function
&);
61 bool getAlign(const llvm::Function
&, unsigned index
, unsigned &);
62 bool getAlign(const llvm::CallInst
&, unsigned index
, unsigned &);
64 bool isBarrierIntrinsic(llvm::Intrinsic::ID
);
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.
70 template <typename T
> inline std::vector
<T
> make_vector(T A
, ...) {
73 std::vector
<T
> Result
;
75 while (T Val
= va_arg(Args
, T
))
76 Result
.push_back(Val
);
81 bool isMemorySpaceTransferIntrinsic(Intrinsic::ID id
);
82 const Value
*skipPointerTransfer(const Value
*V
, bool ignore_GEP_indices
);
84 skipPointerTransfer(const Value
*V
, std::set
<const Value
*> &processed
);
85 BasicBlock
*getParentBlock(Value
*v
);
86 Function
*getParentFunction(Value
*v
);
87 void dumpBlock(Value
*v
, char *blockName
);
88 Instruction
*getInst(Value
*base
, char *instName
);
89 void dumpInst(Value
*base
, char *instName
);
90 void dumpInstRec(Value
*v
, std::set
<Instruction
*> *visited
);
91 void dumpInstRec(Value
*v
);
92 void dumpParent(Value
*v
);