Optimized C++ by Kurt Guntheroth

Optimized C++



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Optimized C++ Kurt Guntheroth ebook
Format: pdf
Page: 400
ISBN: 9781491922064
Publisher: O'Reilly Media, Incorporated


Remember Ahmdal's Law: Speedup = timeold timenew. When you say "optimization", people tend to think "speed". Tips for Optimizing C/C++ Code. Mark Lacey Microsoft Corporation. C++ run-time support routines obviously have a significant cost, because otherwise such behavior would have be inlined. Any hints on how to prevent g++ from optimizing away my variables? Improve the performance of your C++ programs to meet customer requirements for responsiveness and throughput. GCC can use that data to optimize conditionals to perform as quickly as possible in the expected case, with slightly slower execution in the unexpected case. 3.3.2 Optimization Considerations When Mixing C/C++ and Assembly 59 3.5.1 Use Caution With asm Statements in Optimized Code . The libc++ basic_string is designed to have a sizeof 3 words on all architectures, where sizeof(word) == sizeof(void*) . (1−funccost)+funccost/funcspeedup.





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