Re: [llvm-commits] [llvm] r47167 - in /llvm/trunk: include/llvm/CodeGen/LiveInterval.h include/llvm/CodeGen/LiveIntervalAnalysis.h lib/CodeGen/LiveInterval.cpp lib/CodeGen/LiveIntervalAnalysis.cpp lib
On Feb 15, 2008, at 10:24 AM, Evan Cheng wrote: Author: evancheng Date: Fri Feb 15 12:24:29 2008 New Revision: 47167 URL: http://llvm.org/viewvc/llvm-project?rev=47167view=rev Log: - Removing the infamous r2rMap_ and rep() method. Now the coalescer will update register defs and uses after each successful coalescing. - Also removed a number of hacks and fixed some subtle kill information bugs. Very nice! Is there any compile-time impact of this? Does it speed up coallescing/RA at all? -Chris ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
Re: [llvm-commits] [llvm] r47167 - in /llvm/trunk: include/llvm/CodeGen/LiveInterval.h include/llvm/CodeGen/LiveIntervalAnalysis.h lib/CodeGen/LiveInterval.cpp lib/CodeGen/LiveIntervalAnalysis.cpp lib
Excellent! -Chris On Feb 15, 2008, at 11:48 AM, Evan Cheng wrote: It sped up the coalescer considerably. On kimwitu++: before: 0.7527 ( 12.8%) 0.0068 ( 2.7%) 0.7596 ( 12.4%) 0.7591 ( 12.4%) Simple Register Coalescing now: 0.3062 ( 5.6%) 0.0055 ( 2.2%) 0.3117 ( 5.5%) 0.3115 ( 5.5%) Simple Register Coalescing Evan On Feb 15, 2008, at 11:19 AM, Chris Lattner wrote: On Feb 15, 2008, at 10:24 AM, Evan Cheng wrote: Author: evancheng Date: Fri Feb 15 12:24:29 2008 New Revision: 47167 URL: http://llvm.org/viewvc/llvm-project?rev=47167view=rev Log: - Removing the infamous r2rMap_ and rep() method. Now the coalescer will update register defs and uses after each successful coalescing. - Also removed a number of hacks and fixed some subtle kill information bugs. Very nice! Is there any compile-time impact of this? Does it speed up coallescing/RA at all? -Chris ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
Re: [llvm-commits] [llvm] r47167 - in /llvm/trunk: include/llvm/CodeGen/LiveInterval.h include/llvm/CodeGen/LiveIntervalAnalysis.h lib/CodeGen/LiveInterval.cpp lib/CodeGen/LiveIntervalAnalysis.cpp lib
It sped up the coalescer considerably. On kimwitu++: before: 0.7527 ( 12.8%) 0.0068 ( 2.7%) 0.7596 ( 12.4%) 0.7591 ( 12.4%) Simple Register Coalescing now: 0.3062 ( 5.6%) 0.0055 ( 2.2%) 0.3117 ( 5.5%) 0.3115 ( 5.5%) Simple Register Coalescing Evan On Feb 15, 2008, at 11:19 AM, Chris Lattner wrote: On Feb 15, 2008, at 10:24 AM, Evan Cheng wrote: Author: evancheng Date: Fri Feb 15 12:24:29 2008 New Revision: 47167 URL: http://llvm.org/viewvc/llvm-project?rev=47167view=rev Log: - Removing the infamous r2rMap_ and rep() method. Now the coalescer will update register defs and uses after each successful coalescing. - Also removed a number of hacks and fixed some subtle kill information bugs. Very nice! Is there any compile-time impact of this? Does it speed up coallescing/RA at all? -Chris ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits ___ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
