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(* *********************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Xavier Leroy, Collège de France and INRIA Paris *)
(* *)
(* Copyright Institut National de Recherche en Informatique et en *)
(* Automatique. All rights reserved. This file is distributed *)
(* under the terms of the GNU General Public License as published by *)
(* the Free Software Foundation, either version 2 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
(* va_list is a struct of size 32 and alignment 8, passed by reference *)
let va_list_type = TArray(TInt(IULong, []), Some 4L, [])
let size_va_list = 32
let va_list_scalar = false
let builtins = {
builtin_typedefs = [
"__builtin_va_list", va_list_type
];
builtin_functions = [
(* Synchronization *)
"__builtin_fence",
(TVoid [], [], false);
(* Integer arithmetic *)
"__builtin_bswap64",
(TInt(IULongLong, []), [TInt(IULongLong, [])], false);
"__builtin_clz",
(TInt(IInt, []), [TInt(IUInt, [])], false);
"__builtin_clzl",
(TInt(IInt, []), [TInt(IULong, [])], false);
"__builtin_clzll",
(TInt(IInt, []), [TInt(IULongLong, [])], false);
"__builtin_cls",
(TInt(IInt, []), [TInt(IInt, [])], false);
"__builtin_clsl",
(TInt(IInt, []), [TInt(ILong, [])], false);
"__builtin_clsll",
(TInt(IInt, []), [TInt(ILongLong, [])], false);
(* Float arithmetic *)
"__builtin_fmadd",
(TFloat(FDouble, []),
[TFloat(FDouble, []); TFloat(FDouble, []); TFloat(FDouble, [])],
false);
"__builtin_fmsub",
(TFloat(FDouble, []),
[TFloat(FDouble, []); TFloat(FDouble, []); TFloat(FDouble, [])],
false);
"__builtin_fnmadd",
(TFloat(FDouble, []),
[TFloat(FDouble, []); TFloat(FDouble, []); TFloat(FDouble, [])],
false);
"__builtin_fnmsub",
(TFloat(FDouble, []),
[TFloat(FDouble, []); TFloat(FDouble, []); TFloat(FDouble, [])],
false);
"__builtin_fmax",
(TFloat(FDouble, []), [TFloat(FDouble, []); TFloat(FDouble, [])], false);
"__builtin_fmin",
(TFloat(FDouble, []), [TFloat(FDouble, []); TFloat(FDouble, [])], false);
]
}
(* Expand memory references inside extended asm statements. Used in C2C. *)
let asm_mem_argument arg = Printf.sprintf "[%s]" arg
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