This chapter discusses optimization techniques for C and C++ code developed for real-time and embedded systems. When arrays of structures are involved, the compiler performs a multiply by the structure size to perform the array indexing. If the structure size is a power of 2, an expensive ...
most of the optimization techniques that are performed by a compiler involve a tradeoff between execution speed and code size. Your program can be made either faster or smaller, but not both. In fact, an improvement in one of these areas can have a negative impact on the other. It is...
This application note outlines a number of optimization settings for Code Composer Studio™ (CCS) and IAR Embedded Workbench® (IAR EW430) compilers that can make a big impact on code size, as well as coding techniques for user code to build with optimal size. Contents 1 Introduction .....
I see that when it comes to the performance several techniques / tricks can be combined, like code optimization(s) ( unrolling ), application of new sets of SIMD instructions and correct usage of L1, L2 and L3 cache lines of some CPU ( ideally a 3-layred Loop Blocking optimization ...
Coverage Utility supports the processing of optimized code in C/C++ only. The optimization techniques that compilers use modify the generated machine code. When Coverage Utility processes this optimized code, the summary and annotated listing reports usually contain differences from the same reports run...
(JVMs). In this paper, as one of the solutions to resolve the performance limitation, we present code generation and optimization techniques for a Java-to-C translator. Our compiler framework translates Java bytecode into C codes with preserving Java’s programming semantics, such as inheritance...
In this paper we present code generation and optimization techniques for a Java-to-C compiler. Also our compiler fully supports Connected Limited Device Configuration (CLDC) 1.0 API's. Moreover, our Java-to-C compiler translates for in Java into for in C in order to get better performance ...
5.3 音视频处理中的零拷贝优化技巧 (Optimization Techniques of Zero-Copy in Audio and Video Processing) 5.4 音视频处理中的零拷贝代码示例 (Zero-Copy Code Example in Audio and Video Processing) 5.5 零拷贝相关的API及其说明 (Zero-Copy Related APIs and Their Descriptions) ...
How can I optimize C++ code in an iOS app with Objective-C? Optimizing C++ code in an iOS app with Objective-C involves a combination of general C++ optimization techniques and specific strategies for iOS development. Some general techniques include using const references, minimizing copying, and...
One of the key advantages of the Intel C Compiler for Linux is its ability to generate highly optimized code that can run faster and more efficiently on Intel processors. By leveraging advanced optimization techniques and support for the latest hardware features, the compiler can help developers un...