33 lines
No EOL
1.5 KiB
OCaml
33 lines
No EOL
1.5 KiB
OCaml
(**************************************************************************)
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(* *)
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(* Heptagon *)
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(* *)
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(* Author : Marc Pouzet *)
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(* Organization : Demons, LRI, University of Paris-Sud, Orsay *)
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(* *)
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(**************************************************************************)
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open Clocks
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open Minils
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(* Any clock variable left after clocking is free and should be set to level_ck.
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Since inputs and outputs are grounded to Cbase, this happens when
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no data dependence exists between an expression and the inputs/outputs.*)
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(* We are confident that it is sufficient to unify level_ck with base_ck
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for expressions having a base_ck == Cvar.
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The other ones are coming from one like this one,
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indeed if it was Con (Cvar,c,x) x would have to be defined with an expression of clock Cvar.*)
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let eq _ acc eq =
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let e = eq.eq_rhs in
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let _ = match ck_repr e.e_base_ck with
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| Cvar {contents = Cindex _} -> unify_ck e.e_base_ck e.e_level_ck
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| _ -> ()
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in
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eq,acc (* no recursion since in minils exps are not recursive *)
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let program p =
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let funs = { Mls_mapfold.defaults with Mls_mapfold.eq = eq } in
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let p, _ = Mls_mapfold.program_it funs [] p in
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p |