Re: [PATCH, rs6000] Document reserved use of "wc" constraint

2014-02-28 Thread David Edelsohn
On Fri, Feb 28, 2014 at 7:23 PM, Bill Schmidt wrote: > Hi, > > Hal Finkel requested that we define a constraint for representing > individual CR bits. We agreed to reserve "wc" for this purpose to > maintain compatibility with LLVM. This patch documents that use. > > A pro-forma regstrap is in p

[PATCH, rs6000] Document reserved use of "wc" constraint

2014-02-28 Thread Bill Schmidt
Hi, Hal Finkel requested that we define a constraint for representing individual CR bits. We agreed to reserve "wc" for this purpose to maintain compatibility with LLVM. This patch documents that use. A pro-forma regstrap is in progress. Assuming no problems, is this ok for trunk? Thanks, Bil