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|
(* *********************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Xavier Leroy, INRIA Paris-Rocquencourt *)
(* *)
(* Copyright Institut National de Recherche en Informatique et en *)
(* Automatique. All rights reserved. This file is distributed *)
(* under the terms of the INRIA Non-Commercial License Agreement. *)
(* *)
(* *********************************************************************)
(* Identifiers referenced from a PowerPC Asm instruction *)
open Datatypes
open AST
open Asm
let referenced_constant = function
| Cint n -> []
| Csymbol_low(s, ofs) -> [s]
| Csymbol_high(s, ofs) -> [s]
| Csymbol_sda(s, ofs) -> [s]
let referenced_builtin ef =
match ef with
| EF_vload_global(chunk, id, ofs) -> [id]
| EF_vstore_global(chunk, id, ofs) -> [id]
| _ -> []
let referenced_instr = function
| Pbl s -> [s]
| Pbs s -> [s]
| Paddi(_, _, c)
| Paddic(_, _, c)
| Paddis(_, _, c)
| Pandi_(_, _, c)
| Pandis_(_, _, c)
| Pcmplwi(_, c)
| Pcmpwi(_, c)
| Plbz(_, c, _)
| Plfd(_, c, _)
| Plfs(_, c, _)
| Plha(_, c, _)
| Plhz(_, c, _)
| Plwz(_, c, _)
| Pmulli(_, _, c)
| Pori(_, _, c)
| Poris(_, _, c)
| Pstb(_, c, _)
| Pstfd(_, c, _)
| Pstfs(_, c, _)
| Psth(_, c, _)
| Pstw(_, c, _)
| Psubfic(_, _, c)
| Pxori(_, _, c)
| Pxoris(_, _, c) -> referenced_constant c
| Pbuiltin(ef, _, _) -> referenced_builtin ef
| _ -> []
let code_of_function f = f
|
