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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 GNU Lesser General Public License as *)
(* published by the Free Software Foundation, either version 2.1 of *)
(* the License, or (at your option) any later version. *)
(* This file is also distributed under the terms of the *)
(* INRIA Non-Commercial License Agreement. *)
(* *)
(* *********************************************************************)
(* Processor-dependent builtin C functions *)
open C
let builtins = {
builtin_typedefs = [
"__builtin_va_list", TPtr(TVoid [], [])
];
builtin_functions = [
(* Memory accesses *)
"__builtin_read16_reversed",
(TInt(IUShort, []), [TPtr(TInt(IUShort, [AConst]), [])], false);
"__builtin_read32_reversed",
(TInt(IUInt, []), [TPtr(TInt(IUInt, [AConst]), [])], false);
"__builtin_write16_reversed",
(TVoid [], [TPtr(TInt(IUShort, []), []); TInt(IUShort, [])], false);
"__builtin_write32_reversed",
(TVoid [], [TPtr(TInt(IUInt, []), []); TInt(IUInt, [])], false);
(* Synchronization *)
"__builtin_dmb",
(TVoid [], [], false);
"__builtin_dsb",
(TVoid [], [], false);
"__builtin_isb",
(TVoid [], [], false)
]
}
let size_va_list = 4
let va_list_scalar = true
(* Expand memory references inside extended asm statements. Used in C2C. *)
let asm_mem_argument arg = Printf.sprintf "[%s, #0]" arg
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