Download Advanced Symbolic Analysis for Compilers: New Techniques and by Thomas Fahringer PDF

By Thomas Fahringer

The target of software research is to immediately ascertain the p- perties of a application. instruments of software program improvement, resembling compilers, p- formance estimators, debuggers, reverse-engineering instruments, software veri?- tion/testing/proving structures, application comprehension platforms, and application specializationtoolsarelargelydependentonprogramanalysis. Advancedp- gram research can: support to ?nd software blunders; discover and track performan- serious code areas; make sure assumed constraints on information aren't violated; tailor a popular software to fit a speci?c software; reverse-engineer so- ware modules, and so forth. A well-known software research strategy is symbolic a- lysis, which has attracted significant cognizance for a few years because it isn't really depending on executing a software to check the semantics of a software, and it could yield very based formulations of many analyses. furthermore, the complexity of symbolic research could be principally autonomous of the enter info measurement of a application and of the dimensions of the computing device on which this system is being carried out. during this ebook we current novel symbolic regulate and information ?ow repres- tation suggestions in addition to symbolic ideas and algorithms to research and optimize courses. application contexts which de?ne a brand new symbolic - scription of software semantics for regulate and knowledge ?ow research are on the heart of our process. now we have solved a few difficulties encountered in software research through the use of application contexts. Our resolution equipment are e?cient, flexible, uni?ed, and extra normal (they take care of average and abnormal codes) than so much current methods.

Show description

Read Online or Download Advanced Symbolic Analysis for Compilers: New Techniques and Algorithms for Symbolic Program Analysis and Optimization PDF

Best compilers books

Advances in Computers, Vol. 37

In view that its first quantity in 1960, "Advances in Computing" has got down to current exact assurance of recommendations in undefined, software program, desktop conception, layout and functions. It has additionally supplied members with a medium during which they could research their matters in larger intensity and breadth than that allowed by means of ordinary magazine articles.

Learn Lua for iOS Game Development

So that you have an outstanding online game inspiration for iPhone or iPad, yet Objective-C simply turns out a piece daunting. What are your choices? The App shop is particularly choosy approximately languages, yet there's desire: Lua is a flexible, light-weight, quickly, and straightforward to benefit language so you might use to construct your iOS video games and get them permitted into the App shop.

A Pipelined Multi-core MIPS Machine Hardware Implementation and Correctness Proof

This monograph is predicated at the 3rd author's lectures on machine structure, given in the summertime semester 2013 at Saarland college, Germany. It features a gate point development of a multi-core computing device with pipelined MIPS processor cores and a sequentially constant shared reminiscence. The publication comprises the 1st correctness proofs for either the gate point implementation of a multi-core processor and in addition of a cache established sequentially constant shared reminiscence.

Additional info for Advanced Symbolic Analysis for Compilers: New Techniques and Algorithms for Symbolic Program Analysis and Optimization

Example text

Moreover, for chains the operator get is not sophisticated enough to cope with general read accesses of recursively defined heaps. g. get(h(z), r, ). The symbolic expression z is the number of loop iterations determined by the loop exit condition and r is the symbolic pointer of the dynamic record. Furthermore, the recurrence index k has an upper and lower bound of 0 ≤ k ≤ z. To determine a possible function put where the accessed element is written, a potential index set Xl (r, ) of the function σl is computed.

Semantically, a function new(r, ) allocates a new element with symbolic pointer r and type . A function free(r) denotes a free operation where dynamic record r is freed. The put(r, , e) assigns a new symbolic value of e to a dynamic field of a dynamic record r. Pointer r of a pointer variable v is stored on the symbolic heap by put(v, ⊥, r). This additional heap function facilitates the detection of memory leaks [97]. The following table informally describes the heap functions by relating them to the constructs of the language.

Nevertheless, a loop may have several exits. To simplify the computation of program contexts we use an extended CFG similar to that proposed in [35, 56, 71] by inserting several artificial nodes in the original CFG without side-effects. 1). A pre-header node, PH, is inserted such that it has only the header as successor and all edges which formerly entered the header from outside the loop T. Fahringer and B. Scholz: Advanced Symbolic Analysis, LNCS 2628, pp. 41−47, 2003.  Springer-Verlag Berlin Heidelberg 2003 42 4.

Download PDF sample

Rated 4.73 of 5 – based on 37 votes