/usr/include/oclgrind/common.h is in liboclgrind-dev 16.10-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright (c) 2013-2016, James Price and Simon McIntosh-Smith,
// University of Bristol. All rights reserved.
//
// This program is provided under a three-clause BSD license. For full
// license terms please see the LICENSE file distributed with this
// source code.
#ifndef __common_h_
#define __common_h_
#include <CL/cl.h>
#include <cassert>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <memory>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <stdint.h>
#include <unordered_map>
#include <vector>
#define BIG_SEPARATOR "================================"
#define SMALL_SEPARATOR "--------------------------------"
#if defined(_WIN32) && !defined(__MINGW32__)
#define snprintf _snprintf
#undef ERROR
#endif
#ifdef __APPLE__
// TODO: Remove this when thread_local fixed on OS X
#define THREAD_LOCAL __thread
#elif defined(_WIN32) && !defined(__MINGW32__)
// TODO: Remove this when thread_local fixed on Windows
#define THREAD_LOCAL __declspec(thread)
#else
#define THREAD_LOCAL thread_local
#endif
namespace llvm
{
class Constant;
class ConstantExpr;
class ConstantInt;
class Instruction;
class Metadata;
class StructType;
class Type;
class Value;
}
namespace oclgrind
{
class Kernel;
// Enumeration for address spaces
enum AddressSpace
{
AddrSpacePrivate = 0,
AddrSpaceGlobal = 1,
AddrSpaceConstant = 2,
AddrSpaceLocal = 3,
};
enum AtomicOp
{
AtomicAdd,
AtomicAnd,
AtomicCmpXchg,
AtomicDec,
AtomicInc,
AtomicMax,
AtomicMin,
AtomicOr,
AtomicSub,
AtomicXchg,
AtomicXor,
};
// Enumeration for different log message types
enum MessageType
{
DEBUG,
INFO,
WARNING,
ERROR,
};
// 3-dimensional size
struct Size3
{
size_t x, y, z;
Size3();
Size3(size_t x, size_t y, size_t z);
Size3(size_t linear, Size3 dimensions);
size_t& operator[](unsigned i);
const size_t& operator[](unsigned i) const;
bool operator==(const Size3& rhs) const;
bool operator!=(const Size3& rhs) const;
friend std::ostream& operator<<(std::ostream& stream, const Size3& sz);
};
// Structure for a value with a size/type
struct TypedValue
{
unsigned size;
unsigned num;
unsigned char *data;
bool operator==(const TypedValue& rhs) const;
bool operator!=(const TypedValue& rhs) const;
friend std::ostream& operator<<(std::ostream& stream, const TypedValue& tv);
struct TypedValue clone() const;
double getFloat(unsigned index = 0) const;
size_t getPointer(unsigned index = 0) const;
int64_t getSInt(unsigned index = 0) const;
uint64_t getUInt(unsigned index = 0) const;
void setFloat(double value, unsigned index = 0);
void setPointer(size_t value, unsigned index = 0);
void setSInt(int64_t value, unsigned index = 0);
void setUInt(uint64_t value, unsigned index = 0);
};
// Private memory map type
typedef std::map<const llvm::Value*,TypedValue> TypedValueMap;
// Image object
typedef struct
{
size_t address;
cl_image_format format;
cl_image_desc desc;
} Image;
// Check if an environment variable is set to 1
bool checkEnv(const char *var);
// Output an instruction in human-readable format
void dumpInstruction(std::ostream& out, const llvm::Instruction *instruction);
// Get the human readable name of an address space
const char* getAddressSpaceName(unsigned addrSpace);
// Retrieve the raw data for a constant
void getConstantData(unsigned char *data, const llvm::Constant *constant);
// Creates an instruction from a constant expression
const llvm::Instruction* getConstExprAsInstruction(
const llvm::ConstantExpr *expr);
// Get the ConstantInt object for a Metadata node
const llvm::ConstantInt* getMDAsConstInt(const llvm::Metadata *md);
// Get the byte offset of a struct member
unsigned getStructMemberOffset(const llvm::StructType *type, unsigned index);
// Returns the size of a type
unsigned getTypeSize(const llvm::Type *type);
/// Returns the alignment requirements of this type
unsigned getTypeAlignment(const llvm::Type* type);
// Returns the size of a value
std::pair<unsigned,unsigned> getValueSize(const llvm::Value *value);
// Returns true if the operand is a constant value
bool isConstantOperand(const llvm::Value *operand);
// Returns true if the value is a 3-element vector
bool isVector3(const llvm::Value *value);
// Return the current time in nanoseconds since the epoch
double now();
// Print data in a human readable format (according to its type)
void printTypedData(const llvm::Type *type, const unsigned char *data);
// Exception class for raising fatal errors
class FatalError : std::runtime_error
{
public:
FatalError(const std::string& msg, const std::string& file, size_t line);
~FatalError() throw();
virtual const std::string& getFile() const;
virtual size_t getLine() const;
virtual const char* what() const throw();
protected:
std::string m_file;
size_t m_line;
};
// Utility macro for raising an exception with a sprintf-based message
#define FATAL_ERROR(format, ...) \
{ \
int sz = snprintf(NULL, 0, format, ##__VA_ARGS__); \
char *str = new char[sz+1]; \
sprintf(str, format, ##__VA_ARGS__); \
string msg = str; \
delete[] str; \
throw FatalError(msg, __FILE__, __LINE__); \
}
class MemoryPool
{
public:
MemoryPool(size_t blockSize = 1024);
~MemoryPool();
uint8_t* alloc(size_t size);
TypedValue clone(const TypedValue& source);
private:
size_t m_blockSize;
size_t m_offset;
std::list<uint8_t*> m_blocks;
};
// Pool allocator class for STL containers
template <class T,size_t BLOCKSIZE>
class PoolAllocator
{
template <typename U,size_t BS> friend class PoolAllocator;
public:
typedef T value_type;
typedef T* pointer;
typedef T& reference;
typedef const T* const_pointer;
typedef const T& const_reference;
typedef size_t size_type;
typedef ptrdiff_t difference_type;
template<typename U>
struct rebind
{
typedef PoolAllocator<U,BLOCKSIZE> other;
};
PoolAllocator()
{
pool.reset(new MemoryPool(BLOCKSIZE));
}
PoolAllocator(const PoolAllocator& p)
{
this->pool = p.pool;
}
template<typename U>
PoolAllocator(const PoolAllocator<U,BLOCKSIZE>& p)
{
this->pool = p.pool;
}
pointer allocate(size_type n, const_pointer hint=0)
{
return (pointer)(pool->alloc(n*sizeof(value_type)));
}
void deallocate(pointer p, size_type n){}
template<class U, class... Args>
void construct(U *p, Args&&... args)
{
new ((void*)p) U(std::forward<Args>(args)...);
}
template<class U>
void destroy(U *p)
{
p->~U();
}
bool operator==(const PoolAllocator& p) const
{
return this->pool == p.pool;
}
bool operator!=(const PoolAllocator& p) const
{
return this->pool != p.pool;
}
private:
std::shared_ptr<MemoryPool> pool;
};
}
#endif // __common_h_
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