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searching for Loop invariant 21 found (60 total)

Code motion (812 words) [view diff] no match in snippet view article find links to article

computer science, code motion, also known as code hoisting, code sinking, loop-invariant code motion, or code factoring, is a blanket term for any process that

Rematerialization (363 words) [view diff] exact match in snippet view article find links to article

Traditional optimizations such as common subexpression elimination and loop invariant hoisting often focus on eliminating redundant computation. Since computation

Partial-redundancy elimination (518 words) [view diff] no match in snippet view article find links to article

is that it performs (a form of) common subexpression elimination and loop-invariant code motion at the same time. In addition, PRE can be extended to eliminate

Loop optimization (1,501 words) [view diff] no match in snippet view article find links to article

known to be side-effect-free, the initial if-guard can be skipped. Loop-invariant code motion – this can vastly improve efficiency by moving a computation

Strength reduction (3,037 words) [view diff] exact match in snippet view article find links to article

the outer loop can be a loop invariant in the inner loop. Strength reduction looks for expressions involving a loop invariant and an induction variable

Common subexpression elimination (462 words) [view diff] no match in snippet view article find links to article

recomputing an arithmetic result when it is needed. Global value numbering Loop-invariant code motion Steven Muchnick; Muchnick and Associates (15 August 1997)

Loop inversion (424 words) [view diff] no match in snippet view article find links to article

performance. [citation needed] Additionally, loop inversion allows safe loop-invariant code motion.[citation needed][clarification needed] [clarification needed]

Deepak Kapur (1,921 words) [view diff] exact match in snippet view article find links to article

theory, integration and combination of decision procedures, lemma and loop invariant generation, as well as his work in computer algebra, which helped to

Inline expansion (3,322 words) [view diff] no match in snippet view article find links to article

parameter, or part of the function may be "hoisted out" of a loop (via loop-invariant code motion). Register allocation can be done across the larger function

Vbcc (288 words) [view diff] no match in snippet view article find links to article

elimination alias analysis loop unrolling induction variable elimination loop-invariant code motion loop reversal Sunitha, K.V.N. (2013). Compiler Design. Pearson

Reaching definition (778 words) [view diff] no match in snippet view article find links to article

successors(n) Changed = Changed U { s }; } } Dead-code elimination Loop-invariant code motion Reachable uses Static single assignment form Aho, Alfred

SpiderMonkey (1,797 words) [view diff] no match in snippet view article find links to article

inlining, linear-scan register allocation, dead code elimination, and loop-invariant code motion. The compiler can emit fast native code translations of

Control-flow graph (1,548 words) [view diff] no match in snippet view article find links to article

dominator of Mloop). In the beginning, Mpre would be empty, but passes like loop-invariant code motion could populate it. Mpre is called the loop pre-header, and

Dekker's algorithm (1,063 words) [view diff] no match in snippet view article find links to article

the writes to those variables from the loop, using a process called loop-invariant code motion. It would also be possible for many compilers to detect

Rijndael S-box (1,256 words) [view diff] exact match in snippet view article find links to article

void initialize_aes_sbox(uint8_t sbox[256]) { uint8_t p = 1, q = 1; /* loop invariant: p * q == 1 in the Galois field */ do { /* multiply p by 3 */ p = p

Flow chart language (958 words) [view diff] exact match in snippet view article find links to article

t n = -(n 1) if >(n 2) then fib else exit exit: return x2 Where the loop invariant of fib is that x1 is the (i+2-1)th and x2 is the (i+2)th Fibonacci number

Volatile (computer programming) (2,142 words) [view diff] no match in snippet view article

the second sample without the read in the loop as part of the common loop-invariant code-motion optimization, and thus the code will likely never notice

Program optimization (4,440 words) [view diff] no match in snippet view article find links to article

understanding of compilers and machine code can improve performance. Loop-invariant code motion and return value optimization are examples of optimizations

Automatic vectorization (2,938 words) [view diff] exact match in snippet view article find links to article

respected during execution to prevent incorrect results. In general, loop invariant dependencies and lexically forward dependencies can be easily vectorized

Frameworks supporting the polyhedral model (2,887 words) [view diff] no match in snippet view article find links to article

A(N-i))/2 Approaches that cannot represent symbolic terms (such as the loop-invariant quantity N in the loop bound and subscript) cannot reason about dependencies

MLIR (software) (2,465 words) [view diff] no match in snippet view article

apply existing optimizations (e.g., common subexpression elimination, loop-invariant code motion) on custom dialects by means of traits and interfaces. These