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| Runtime Register Allocation Runtime Register Allocation Kemal Ebcioùgluand Vivek Sarkar IBMT.J. Watson Research Center P.O. Box 704 Yorktown Heights, NY 10598, USA {kemal,vsarkar}@us.ibm.com Kartik Agaram http://akkartik.name/akkartik-pac2-04.pdf Global Register Allocation for Minimizing Energy Consumption Global Register Allocation for Minimizing Energy Consumption Yumin Zhang Xiaobo (Sharon) Hu DannyZ. Chen Department of Computer Science and Engineering University of Notre Dame http://www.cse.nd.edu/~shu/research/papers/lped99.pdf Register Allocation by Puzzle Solving Register Allocation by Puzzle Solving Fernando Magno Quint?ao Pereira Jens Palsberg UCLA Computer Science Department University of California, Los Angeles {fernando,palsberg}@cs http://llvm.cs.uiuc.edu/pubs/2008-06-PLDI-PuzzleSolving.pdf Register Allocation Advanced Compilers 2 L6: Register Allocation I. Motivation ?Problem ?Allocation of variables (pseudo-registers) to hardware registers in a procedure ?Perhaps the most http://suif.stanford.edu/~courses/cs243/lectures/l6.pdf Revisiting Graph Coloring Register Allocation: A Study of the Chaitin ... Revisiting Graph Coloring Register Allocation: A Study of the Chaitin-Briggsand Callahan-Koblenz Algorithms Keith Cooper, Anshuman Dasgupta, Jason Eckhardt Department of Computer http://llvm.cs.uiuc.edu/pubs/2005-10-20-LCPC-RegAlloc.pdf Towards Register Allocation for Programs in SSA-form Towards Register Allocation for Programs in SSA-form Sebastian Hack, Daniel Grund, Gerhard Goos (hack|daniel|ggoos)@ipd.info.uni-karlsruhe.de Institutf¨ur Programmstruktur enund http://www.cs.utexas.edu/users/lin/cs380c/ra_ssa.pdf Register Allocation by Puzzle Solving Register Allocation by Puzzle Solving Fernando Magno Quint?ao Pereira Jens Palsberg UCLA Computer Science Department University of California, Los Angeles {fernando,palsberg}@cs http://compilers.cs.ucla.edu/fernando/publications/drafts/long_PereiraPalsberg07.pdf Revisiting Graph Coloring Register Allocation: A Study of the Chaitin ... Revisiting Graph Coloring Register Allocation: A Study of the Chaitin-Briggsand Callahan-Koblenz Algorithms KeithD. Cooper, Anshuman Dasgupta, Jason Eckhardt Department of Computer http://www.csc.lsu.edu/lcpc05/papers/lcpc05-paper-04.pdf A Generalized Algorithm for Graph-Coloring Register Allocation Reprinted from Proceedings of the ACMSIGPLAN'04 Conference on Programming Language Design and Implementation A Generalized Algorithm for Graph-Coloring Register Allocation MichaelD http://www.cs.tufts.edu/~nr/pubs/gcra.pdf Register Allocation Steps in register allocation Determine what temps are candidates for register allocation Construct the interference graph Allocate registers by coloring the graph with K colors http://www.cs.cmu.edu/afs/cs/academic/class/15745-s06/web/handouts/10.pdf Register Allocation II School of Computer Science Spilling to Memory ?RISC Architectures-Only load and store can access memory ?every use requires load ?every def requires store ?create new http://www.cs.cmu.edu/afs/cs/academic/class/15745-s06/web/handouts/15745registeralloc.pdf Optimal Bitwise Register Allocation using Integer Linear Programming Optimal Bitwise Register Allocation using Integer Linear Programming Rajkishore Bari k 1, Christian Grothoff 2, Rahul Gupta 1, Vinayaka Pandit 1, and Raghavendra Udup a 1 1 IBM http://research.ihost.com/lcpc06/final/12/12_Paper.pdf Optimal Bitwise Register Allocation using Integer Linear Programming Christian Grotho Optimal (Bitwise) Reg. Allocation Matters ?Evaluate register allocation algorithms ?Compilation time increasingly irrelevant-especially for embedded devices http://research.ihost.com/lcpc06/presentations/12_presentation.pdf Register allocation Register allocation by simplification Simplification with aggressive coalescing build any coalesce done simplify any done spill spill select aggressive coalesce 5 Conservative coalescing Apply tests for coalescing that http://www.cs.purdue.edu/homes/hosking/352/notes/11-reg.pdf Combining Register Allocation and Instruction Scheduling (Technical ... Combining Register Allocation and Instruction Scheduling (Technical Summary) Rajeev Motwani 1 Stanford University KrishnaV. Palem 2 New YorkUniversity Vivek Sarkar 3 IBM Software http://historical.ncstrl.org/tr/pdf/nyucs/TR1995-698.pdf Register allocation Liveness analysis Define: in [ n ]: variables live-in at n in [ n ]: variables live-out at n Then: out [ n ]= [s ! succ ( n ) in [ s ] succ [ n ]=! " out [ n ]=! Note: in [ n http://www.cs.purdue.edu/homes/hosking/502/notes/08-reg.pdf LLVM Register Allocation Isn't It Done? ? Code generator does a reasonable job-LLVM code generator has proven to be quite capable-Roughly ~5% better than GCC 4.2 on x86 SPEC-About the same as GCC on x86 http://llvm.org/devmtg/2008-08/Cheng_RegisterAllocation.pdf Extended Linear Scan: an Alternate Foundation for Global Register ... Extended Linear Scan: an Alternate Foundation for Global Register Allocation Vivek Sarka r1 and Rajkishore Barik 2 1 IBMT.J. Watson Research Center, Email: vsarkar@us.ibm.com 2 IBM http://www.cs.rice.edu/~vs3/PDF/cc2007.pdf Quality and Speed in Linear-scan Register Allocation 1 Quality and Speed in Linear-scan Register Allocation Omri Traub, Glenn Holloway, Michael D. Smith Harvard University Division of Engineering and Applied Sciences Cambridge, MA http://www.eecs.harvard.edu/hube/publications/pldi98-binpack.pdf Register Allocation ina Prolog Machine Register Allocation ina Prolog Machine SaumyaK. Debray Department of Computer Science State University of New York at Stony Brook Stony Brook, NY 11794 Abstract: http://www.cs.arizona.edu/~debray/Publications/regalloc.pdf More Register Allocation 5 CS553 Lecture Register Allocation II 10 Improvement #3: Live Range Splitting [Chow & Hennessy 84] Idea-Start with variables as our allocation unit-When a variable can't be http://www.cs.colostate.edu/~mstrout/CS553/slides/lecture14.pdf Efficient register allocation via coloring using clique separators Efficient Register Allocation via Coloring Using CliqueSeparators RAJIVGUPTA, MARYLOUSOFFA, and DENISE OMBRES University of Pittsburgh Although graph coloring is widely recognized http://www.cs.ucr.edu/~gupta/research/Publications/Comp/p370-gupta.pdf Register Allocation Via Clique Separators Register Allocation Via Clique Separators Rajiv Gupta Mary Lou Soffa* Philips Laboratories Dept. of Computer Science 345 Scarborough Road University of Pittsburgh Briarcliff Manor http://www.cs.ucr.edu/~gupta/research/Publications/Comp/pldi89.pdf Quality and Speed in Linear-Scan Register Allocation 1 Chapter 1 Introduction Fast compilation tools are essential for high software productivity. Despite the increasing speeds of modern processors, it has never been more important http://www.eecs.harvard.edu/machsuif/publications/otraub-thesis.pdf Register Allocation III Interference Graph Allocators 2 CS553 Lecture Register Allocation III 5 Coalescing Logistics Rule-When building the interference graph, do NOT make virtual registers interfere due to copies.-If the virtual http://www.cs.colostate.edu/%7ecs553/Slides/lecture08-regalloc3.pdf Register Allocation Using Lazy Saves, Eager Restores, and Greedy ... Register Allocation Using Lazy Saves, Eager Restores, and Greedy Shuing RobertG. Burger Oscar Waddell R. Kent Dybvig Indiana University Computer Science Department Lindley Hall215 http://www.cs.indiana.edu/~burger/Reg-Alloc-PLDI95.pdf Register Allocation via Coloring of Chordal Graphs Register Allocation via Coloring of Chordal Graphs Fernando Magno Quint~ao Pereiraand Jens Palsberg UCLA Computer Science Department University of California, Los Angeles Abstract. http://www.cs.ucla.edu/~palsberg/paper/aplas05.pdf Register Allocation in Kernel Generators Summary ? Poor register allocation =?poor kernel performance. ? Kernel generators must do register allocation one way or the other. ? Register allocation can be factored http://cscads.rice.edu/workshops/july2007/autotune-slides-07/Frigo.pdf REGISTER ALLOCATION AND ASSIGNMENT INA RETARGET ABLE MICROCODE ... THESIS REGISTER ALLOCATION AND ASSIGNMENT INA RETARGET ABLE MICROCODE COMPILER USING GRAPH COLORING Submitted by StevenJ. Beaty Department of Computer Science In partial http://emess.mscd.edu/%7Ebeaty/Dossier/Papers/thesis.pdf |
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