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[smlnj] Diff of /sml/trunk/src/MLRISC/ra/ra.sig
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Diff of /sml/trunk/src/MLRISC/ra/ra.sig

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revision 499, Tue Dec 7 15:44:50 1999 UTC revision 545, Thu Feb 24 13:56:44 2000 UTC
# Line 20  Line 20 
20     type mode = word     type mode = word
21    
22     (*     (*
23      * Optimizations      * Optimizations/options:
24        * Or them together
25      *)      *)
26     val NO_OPTIMIZATION   : mode     val NO_OPTIMIZATION   : mode
27     val DEAD_COPY_ELIM    : mode     val DEAD_COPY_ELIM    : mode
# Line 29  Line 30 
30     val SPILL_COALESCING  : mode     val SPILL_COALESCING  : mode
31     val SPILL_PROPAGATION : mode     val SPILL_PROPAGATION : mode
32     val COPY_PROPAGATION  : mode     val COPY_PROPAGATION  : mode
33       val HAS_PARALLEL_COPIES  : mode
34           (* The above MUST be used when spill coloring is used and
35            * you have parallel copies in the program. Otherwise, phathom
36            * problems involving copy temporaries may appear.
37            *)
38    
39     (*     (*
40      * Perform register allocation.      * Perform register allocation.

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