Commit Graph

1 Commits

Author SHA1 Message Date
Richard Sandiford 41350a52ca [SystemZ] Use interlocked-access 1 instructions for CodeGen
...namely LOAD AND ADD, LOAD AND AND, LOAD AND OR and LOAD AND EXCLUSIVE OR.
LOAD AND ADD LOGICAL isn't really separately useful for LLVM.

I'll look at adding reusing the CC results in new year.

llvm-svn: 197985
2013-12-24 15:18:04 +00:00