search for: rl321476

...$` for physical registers and `%` for virtual registers. ## LLVM commits * A whole bunch of code has been cleaned up through the use of phi ranges. [r321585](https://reviews.llvm.org/rL321585). * Coverage of X86 Machine Code encoding has been further extended. [r321476](https://reviews.llvm.org/rL321476), [r321524](https://reviews.llvm.org/rL321524). ## Clang commits * Clang gained support for configuration files containing driver options. They may be specified explicitly, or the configuration file might be encoded in the executable name (the associated documentation suggests an armv7-clang sym...