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Author SHA1 Message Date
Christopher Lamb 2e5fb9f71e Implement review feedback. No functionality change. 
llvm-svn: 40863
 2007-08-06 16:33:56 +00:00
Christopher Lamb e9d738cefc Add a MachineFunction pass, which runs post register allocation, that turns subreg insert/extract instruction into register copies. This ensures correct code gen if the coalescer isn't able to remove all subreg instructions. 
llvm-svn: 40521
 2007-07-26 08:18:32 +00:00