Sasa Stankovic e41db2fe31 [mips] Optimize long branch for MIPS64 by removing %higher and %highest. ...

%higher and %highest can have non-zero values only for offsets greater
than 2GB, which is highly unlikely, if not impossible when compiling a
single function. This makes long branch for MIPS64 3 instructions smaller.

Differential Revision: http://llvm-reviews.chandlerc.com/D3281.diff

llvm-svn: 209678

2014-05-27 18:53:06 +00:00

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