search for: markregclobbr

Displaying 2 results from an estimated 2 matches for "markregclobbr".

Did you mean: markregclobbred
2016 Jul 25
2
[GSoC 2016] [Weekly Status] Interprocedural Register Allocation
...o zan jyu Wong <zyfwong at gmail.com> for bringing this > to notice. > > For example if CL is only clobbered than CH should not be marked clobbered > but CX, RCX and ECX should be mark clobbered. Previously for each modified > register all of its aliases are marked clobbered by markRegClobbred() in > RegUsageInfoCollector.cpp but that is wrong because when CL is clobbered > then MRI::isPhysRegModified() will return true for CL, CX, ECX, RCX which > is correct behavior but then for CX, EXC, RCX we mark CH also clobbered as > CH is aliased to CX,ECX,RCX so markRegClobbred() i...
2016 Jul 10
2
[GSoC 2016] [Weekly Status] Interprocedural Register Allocation
Hello LLVM Developers, Please feel free to send any ideas that you can think to improve current IPRA. I will work on it and if possible I will implement that. Please consider summary of work done during this week. Implementation: ============ The reviews requests has been updated to reflect the reviews. Testing: ===== To get more benefit from IPRA I experimented it with LTO and results