loop-unrolling
How do optimizing compilers decide when and how much to unroll a loop?
When a compiler performs a loop-unroll optimization, how does it determined by which factor to unroll the loop or whether to unroll the whole loop? Since this is a space-performance trade-off, on aver[详细]
2023-04-11 06:56 分类:问答`Out of resources` error while doing loop unrolling
When I increase the unrolling from 8 to 9 loops in my kernel, it breaks with an out of resources error.[详细]
2023-04-08 20:13 分类:问答Java JIT loop unrolling policy?
What is the loop unrolling policy for JIT? Or if there is no simple answer to that, then is there some way i can check where/when loop unrolling is being performed in a loop?[详细]
2023-03-31 13:56 分类:问答Profiling a benchmark compiled for the SPARC v8 on an x86
I\'m trying to开发者_运维技巧 make a (small) improvement to the leon3 processor (instruction set is SPARC v8) for an academic exercise. Before I decide what to improve, I want to profile a couple of b[详细]
2023-03-06 04:29 分类:问答GCC inline asm NOP loop not being unrolled at compile time
Venturing out of my usual VC++ realm into the world of GCC (via MINGW32). Trying to create a Windows PE that consists largely of NOPs, ala:[详细]
2023-02-02 09:17 分类:问答When, if ever, is loop unrolling still useful?
I\'ve been trying to optimize some extremely performance-critical code (a quick sort algorithm that\'s being called millions and millions of times inside a monte carlo simulation) by loop unrolling.He[详细]
2022-12-21 06:15 分类:问答