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Author SHA1 Message Date
Tyler Nowicki c724a83e20 Allow constant expressions in pragma loop hints. 
Previously loop hints such as #pragma loop vectorize_width(#) required a constant. This patch allows a constant expression to be used as well. Such as a non-type template parameter or an expression (2 * c + 1).

Reviewed by Richard Smith

llvm-svn: 219589
 2014-10-12 20:46:07 +00:00
Tyler Nowicki e8b07ed080 Adds a Pragma spelling for attributes to tablegen and makes use of it for loop 
hint attributes. Includes tests for pragma printing and for attribute order
which is incorrectly reversed by ParsedAttributes.

Reviewed by Aaron Ballman

llvm-svn: 210925
 2014-06-13 17:57:25 +00:00