Revision 01c7d5e1 src/clock_calculus.ml
src/clock_calculus.ml  

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List.iter (fun (t, h) > clock_subtyping_arg env h (new_ck (Con (cvar,cr,t)) true)) hl; 
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expr.expr_clock < cvar; 
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cvar 
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 Expr_uclock (e,k) > 

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let pck = clock_expr env e in 

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if not (can_be_pck pck) then 

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raise (Error (e.expr_loc, Not_pck)); 

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if k = 0 then 

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raise (Error (expr.expr_loc, Factor_zero)); 

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(try 

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subsume pck (CSet_pck (k,(0,1))) 

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with Subsume (ck,cset) > 

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raise (Error (e.expr_loc, Clock_set_mismatch (ck,CSet_pck (k,(0,1)))))); 

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let ck = new_ck (Pck_up (pck,k)) true in 

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expr.expr_clock < ck; 

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ck 

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 Expr_dclock (e,k) > 

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let pck = clock_expr env e in 

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if not (can_be_pck pck) then 

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raise (Error (e.expr_loc, Not_pck)); 

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if k = 0 then 

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raise (Error (expr.expr_loc, Factor_zero)); 

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(try 

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subsume pck (CSet_pck (1,(0,1))) 

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with Subsume (ck,cset) > 

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raise (Error (e.expr_loc, Clock_set_mismatch (ck,CSet_pck (1,(0,1)))))); 

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let ck = new_ck (Pck_down (pck,k)) true in 

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expr.expr_clock < ck; 

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ck 

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 Expr_phclock (e,(a,b)) > 

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let pck = clock_expr env e in 

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if not (can_be_pck pck) then 

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raise (Error (e.expr_loc, Not_pck)); 

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let (a,b) = simplify_rat (a,b) in 

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(try 

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subsume pck (CSet_pck (b,(0,1))) 

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with Subsume (ck,cset) > 

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raise (Error (e.expr_loc, Clock_set_mismatch (ck,CSet_pck (b,(0,1)))))); 

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let ck = new_ck (Pck_phase (pck,(a,b))) true in 

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expr.expr_clock < ck; 

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ck 

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in 
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Log.report ~level:4 (fun fmt > Format.fprintf fmt "Clock of expr %a: %a@." Printers.pp_expr expr Clocks.print_ck resulting_ck); 
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resulting_ck 
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