ocaml/testasmcomp/tagged-integr.cmm

45 lines
1.5 KiB
Plaintext
Raw Normal View History

(***********************************************************************)
(* *)
(* Objective Caml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* Automatique. Distributed only by permission. *)
(* *)
(***********************************************************************)
(* $Id$ *)
("res_square": skip 8)
("h": skip 8)
("x": skip 8)
("s": skip 8)
("res_integr": skip 8)
(function "square" (x: addr)
(let r "res_square"
(store r ( *f (load x float) (load x float)))
r))
(function "integr" (f: addr low: addr high: addr n: int)
(let (h "h" x "x" s "s" i n)
(store h (/f (-f (load high float) (load low float)) (floatofint n)))
(store x (load low float))
(store s 0.0)
(while (> i 0)
(store s (+f (load s float) (load (app f x addr) float)))
(store x (+f (load x float) (load h float)))
(assign i (- i 1)))
(store "res_integr" ( *f (load s float) (load h float)))
"res_integr"))
("low": skip 8)
("hi": skip 8)
(function "test" (n: int)
(store "low" 0.0)
(store "hi" 1.0)
(load (app "integr" ["square" "low" "hi" n] addr) float))