not precisely what you're asking, but there are two tools that annotate machine instructions with results from throughput and latency analysis, which helps with

not precisely what you're asking, but there are two tools that annotate machine instructions with results from throughput and latency analysis, which helps with loop microoptimisation. the original from intel, iaca: https://software.intel.com/en-us/articles/intel-architecture-code-analyzer https://software.intel.com/en-us/articles/intel-architecture... newer clone, shipped with llvm: https://llvm.org/docs/CommandGuide/llvm-mca.html https://llvm.org/docs/CommandGuide/llvm-mca.html