search for: r323266

...an O(1) complexity. [r323321](http://reviews.llvm.org/rL323321). * A series of refactoring patches have enabled false dependencies for X86 POPCNT, LZCN and TZCNT to be broken. [r323096](http://reviews.llvm.org/rL323096). * llvm-extract gained support for extracting a basic block from a function. [r323266](http://reviews.llvm.org/rL323266). * SelectionDAGISel now prints the current node before calling select, meaning targets don't have to add this logic themselves. [r323551](http://reviews.llvm.org/rL323551). ## Clang commits * The `-fexperimental-isel` driver option can be used to enable/di...