[PATCH] D46662: [X86] condition branches folding for three-way conditional codes

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed May 30 09:16:54 PDT 2018


RKSimon added a comment.

Please can you give more details on what range of tests you performed and whether you tested on anything other than Haswell - bunching conditional branches like this can make things very difficult for some branch prediction units..


https://reviews.llvm.org/D46662





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