| //===================================================== |
| // File : btl.hh |
| // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> |
| //===================================================== |
| // |
| // This program is free software; you can redistribute it and/or |
| // modify it under the terms of the GNU General Public License |
| // as published by the Free Software Foundation; either version 2 |
| // of the License, or (at your option) any later version. |
| // |
| // This program is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| // You should have received a copy of the GNU General Public License |
| // along with this program; if not, write to the Free Software |
| // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| // |
| #ifndef BTL_HH |
| #define BTL_HH |
| |
| #include "bench_parameter.hh" |
| #include <iostream> |
| #include <algorithm> |
| #include <vector> |
| #include <string> |
| #include "utilities.h" |
| |
| #if (defined __GNUC__) |
| #define BTL_ALWAYS_INLINE __attribute__((always_inline)) inline |
| #else |
| #define BTL_ALWAYS_INLINE inline |
| #endif |
| |
| #if (defined __GNUC__) |
| #define BTL_DONT_INLINE __attribute__((noinline)) |
| #else |
| #define BTL_DONT_INLINE |
| #endif |
| |
| #if (defined __GNUC__) |
| #define BTL_ASM_COMMENT(X) asm("#" X) |
| #else |
| #define BTL_ASM_COMMENT(X) |
| #endif |
| |
| #ifdef __SSE__ |
| #include "xmmintrin.h" |
| // This enables flush to zero (FTZ) and denormals are zero (DAZ) modes: |
| #define BTL_DISABLE_SSE_EXCEPTIONS() { _mm_setcsr(_mm_getcsr() | 0x8040); } |
| #else |
| #define BTL_DISABLE_SSE_EXCEPTIONS() |
| #endif |
| |
| /** Enhanced std::string |
| */ |
| class BtlString : public std::string |
| { |
| public: |
| BtlString() : std::string() {} |
| BtlString(const BtlString& str) : std::string(static_cast<const std::string&>(str)) {} |
| BtlString(const std::string& str) : std::string(str) {} |
| BtlString(const char* str) : std::string(str) {} |
| |
| operator const char* () const { return c_str(); } |
| |
| void trim( bool left = true, bool right = true ) |
| { |
| int lspaces, rspaces, len = length(), i; |
| lspaces = rspaces = 0; |
| |
| if ( left ) |
| for (i=0; i<len && (at(i)==' '||at(i)=='\t'||at(i)=='\r'||at(i)=='\n'); ++lspaces,++i); |
| |
| if ( right && lspaces < len ) |
| for(i=len-1; i>=0 && (at(i)==' '||at(i)=='\t'||at(i)=='\r'||at(i)=='\n'); rspaces++,i--); |
| |
| *this = substr(lspaces, len-lspaces-rspaces); |
| } |
| |
| std::vector<BtlString> split( const BtlString& delims = "\t\n ") const |
| { |
| std::vector<BtlString> ret; |
| unsigned int numSplits = 0; |
| size_t start, pos; |
| start = 0; |
| do |
| { |
| pos = find_first_of(delims, start); |
| if (pos == start) |
| { |
| ret.push_back(""); |
| start = pos + 1; |
| } |
| else if (pos == npos) |
| ret.push_back( substr(start) ); |
| else |
| { |
| ret.push_back( substr(start, pos - start) ); |
| start = pos + 1; |
| } |
| //start = find_first_not_of(delims, start); |
| ++numSplits; |
| } while (pos != npos); |
| return ret; |
| } |
| |
| bool endsWith(const BtlString& str) const |
| { |
| if(str.size()>this->size()) |
| return false; |
| return this->substr(this->size()-str.size(),str.size()) == str; |
| } |
| bool contains(const BtlString& str) const |
| { |
| return this->find(str)<this->size(); |
| } |
| bool beginsWith(const BtlString& str) const |
| { |
| if(str.size()>this->size()) |
| return false; |
| return this->substr(0,str.size()) == str; |
| } |
| |
| BtlString toLowerCase( void ) |
| { |
| std::transform(begin(), end(), begin(), static_cast<int(*)(int)>(::tolower) ); |
| return *this; |
| } |
| BtlString toUpperCase( void ) |
| { |
| std::transform(begin(), end(), begin(), static_cast<int(*)(int)>(::toupper) ); |
| return *this; |
| } |
| |
| /** Case insensitive comparison. |
| */ |
| bool isEquiv(const BtlString& str) const |
| { |
| BtlString str0 = *this; |
| str0.toLowerCase(); |
| BtlString str1 = str; |
| str1.toLowerCase(); |
| return str0 == str1; |
| } |
| |
| /** Decompose the current string as a path and a file. |
| For instance: "dir1/dir2/file.ext" leads to path="dir1/dir2/" and filename="file.ext" |
| */ |
| void decomposePathAndFile(BtlString& path, BtlString& filename) const |
| { |
| std::vector<BtlString> elements = this->split("/\\"); |
| path = ""; |
| filename = elements.back(); |
| elements.pop_back(); |
| if (this->at(0)=='/') |
| path = "/"; |
| for (unsigned int i=0 ; i<elements.size() ; ++i) |
| path += elements[i] + "/"; |
| } |
| }; |
| |
| class BtlConfig |
| { |
| public: |
| BtlConfig() |
| : overwriteResults(false), checkResults(true), realclock(false), tries(DEFAULT_NB_TRIES) |
| { |
| char * _config; |
| _config = getenv ("BTL_CONFIG"); |
| if (_config!=NULL) |
| { |
| std::vector<BtlString> config = BtlString(_config).split(" \t\n"); |
| for (unsigned int i = 0; i<config.size(); i++) |
| { |
| if (config[i].beginsWith("-a")) |
| { |
| if (i+1==config.size()) |
| { |
| std::cerr << "error processing option: " << config[i] << "\n"; |
| exit(2); |
| } |
| Instance.m_selectedActionNames = config[i+1].split(":"); |
| |
| i += 1; |
| } |
| else if (config[i].beginsWith("-t")) |
| { |
| if (i+1==config.size()) |
| { |
| std::cerr << "error processing option: " << config[i] << "\n"; |
| exit(2); |
| } |
| Instance.tries = atoi(config[i+1].c_str()); |
| |
| i += 1; |
| } |
| else if (config[i].beginsWith("--overwrite")) |
| { |
| Instance.overwriteResults = true; |
| } |
| else if (config[i].beginsWith("--nocheck")) |
| { |
| Instance.checkResults = false; |
| } |
| else if (config[i].beginsWith("--real")) |
| { |
| Instance.realclock = true; |
| } |
| } |
| } |
| |
| BTL_DISABLE_SSE_EXCEPTIONS(); |
| } |
| |
| BTL_DONT_INLINE static bool skipAction(const std::string& _name) |
| { |
| if (Instance.m_selectedActionNames.empty()) |
| return false; |
| |
| BtlString name(_name); |
| for (unsigned int i=0; i<Instance.m_selectedActionNames.size(); ++i) |
| if (name.contains(Instance.m_selectedActionNames[i])) |
| return false; |
| |
| return true; |
| } |
| |
| static BtlConfig Instance; |
| bool overwriteResults; |
| bool checkResults; |
| bool realclock; |
| int tries; |
| |
| protected: |
| std::vector<BtlString> m_selectedActionNames; |
| }; |
| |
| #define BTL_MAIN \ |
| BtlConfig BtlConfig::Instance |
| |
| #endif // BTL_HH |