[CMake][GlobalISel] Turn LLVM_BUILD_GLOBAL_ISEL into an option. NFC.
authorQuentin Colombet <qcolombet@apple.com>
Thu, 21 Jul 2016 17:26:45 +0000 (17:26 +0000)
committerQuentin Colombet <qcolombet@apple.com>
Thu, 21 Jul 2016 17:26:45 +0000 (17:26 +0000)
commitc8df88c9b5de8ba52da02d8f68cc96a83eb09263
treef9fa06140c5d9665407a54df7667746749962472
parent19df8a1abae36655ae71394a02b2f1ccbd4ff1a2
[CMake][GlobalISel] Turn LLVM_BUILD_GLOBAL_ISEL into an option. NFC.

Previously LLVM_BUILD_GLOBAL_ISEL was a boolean variable and although,
this is strictly identical to an option, it did not convey the
information that the user may set it. Options are here for that.

llvm-svn: 276306
llvm/CMakeLists.txt