https://miscreants.github.io/blog.trailofbits.com/authors/tim-alberdingk/Recent content in Tim Alberdingk on The Trail of Bits BlogHugoen-usFri, 06 Jul 2018 07:50:11 -0400https://miscreants.github.io/blog.trailofbits.com/2018/07/06/optimizing-lifted-bitcode-with-dead-store-elimination/Fri, 06 Jul 2018 07:50:11 -0400https://miscreants.github.io/blog.trailofbits.com/2018/07/06/optimizing-lifted-bitcode-with-dead-store-elimination/Tim Alberdingk Thijm As part of my Springternship at Trail of Bits, I created a series of data-flow-based optimizations that eliminate most “dead” stores that emulate writes to machine code registers in McSema-lifted programs. For example, applying my dead-store-elimination (DSE) passes to Apache httpd eliminated 117,059 stores, or 50% of the store operations to Remill’s […]