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Author SHA1 Message Date
Justin Holewinski f8f7091722 [NVPTX] Remove i8 register class. PTX support for i8 (.b8, .u8, .s8) is rather poor and we're better off just ignoring it and letting LLVM expand all i8 ops out to i16. 
llvm-svn: 185174
 2013-06-28 17:57:59 +00:00
Justin Holewinski c6462aacd5 [NVPTX] Implement custom lowering of loads/stores for i1 
Loads from i1 become loads from i8 followed by trunc
Stores to i1 become zext to i8 followed by store to i8

Fixes PR13291

llvm-svn: 167948
 2012-11-14 19:19:16 +00:00