llvm-svn: 289282
Split AMDGPUSubtarget into amdgcn/r600 specific subclasses. This removes most of the static_casting of the basic codegen classes everywhere, and tries to restrict the features visible on the wrong target. llvm-svn: 273652
Move a few functions only used by R600 to R600 specific code, fix header macros to stop using R600, mark classes as final. llvm-svn: 263204
llvm-svn: 239657