Optimized C++. Kurt Guntheroth

Optimized C++


Optimized.C..pdf
ISBN: 9781491922064 | 400 pages | 10 Mb


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Optimized C++ Kurt Guntheroth
Publisher: O'Reilly Media, Incorporated



Early sections of the book address the advantages of optimizing C++, which the author considers something of a lost art. The C++ Standard Template Library (STL) provides the template function sort that implements a comparison sort algorithm. Literature Number: 3.3.2 Optimization Considerations When Mixing C/C++ and Assembly . I'm working on scientific code that is very performance-critical. Get a handle on optimizing floating-point code using the Microsoft Visual C++ ( version 8.0) method of managing floating-point semantics. Demonstrates a few of the many code-optimization features offered by the Visual C++ 2003 compiler. C++ run-time support routines obviously have a significant cost, because otherwise such behavior would have be inlined. If you can observe any different the the compiler is not allowed to remove the object. #include #include using namespace std; using This object is an example of what is known as a "function object" in C++. When you say "optimization", people tend to think "speed". TMS320C55x Optimizing C/C++ Compiler v 4.4. 3.3.2 Optimization Considerations When Mixing C/C++ and Assembly 48. Dynamic memory allocation and deallocation are very slow operations when compared to automatic memory allocation and deallocation. Even with g++ -O0 (yes, -O0 !), this happens. 3.4 Use Caution With asm Statements in Optimized Code . Generally speaking, there are 6 steps for the performance optimization with Intel ® C++ Compiler. Three Optimization Tips for C++ Andrei Alexandrescu, Ph.D. 3.3.2 Optimization Considerations When Mixing C/C++ and Assembly 59. Mark Lacey Microsoft Corporation. When compared to C, C++ has some features that worsen efficiency if used inappropriately.





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