1/* ===-- int_lib.h - configuration header for compiler-rt  -----------------===
2 *
3 *                     The LLVM Compiler Infrastructure
4 *
5 * This file is dual licensed under the MIT and the University of Illinois Open
6 * Source Licenses. See LICENSE.TXT for details.
7 *
8 * ===----------------------------------------------------------------------===
9 *
10 * This file is a configuration header for compiler-rt.
11 * This file is not part of the interface of this library.
12 *
13 * ===----------------------------------------------------------------------===
14 */
15
16#ifndef INT_LIB_H
17#define INT_LIB_H
18
19/* Assumption: Signed integral is 2's complement. */
20/* Assumption: Right shift of signed negative is arithmetic shift. */
21/* Assumption: Endianness is little or big (not mixed). */
22
23/* ABI macro definitions */
24
25#if __ARM_EABI__
26# define ARM_EABI_FNALIAS(aeabi_name, name)         \
27  void __aeabi_##aeabi_name() __attribute__((alias("__" #name)));
28# define COMPILER_RT_ABI __attribute__((pcs("aapcs")))
29#else
30# define ARM_EABI_FNALIAS(aeabi_name, name)
31# define COMPILER_RT_ABI
32#endif
33
34#if defined(__NetBSD__) && (defined(_KERNEL) || defined(_STANDALONE))
35/*
36 * Kernel and boot environment can't use normal headers,
37 * so use the equivalent system headers.
38 */
39#  include <machine/limits.h>
40#  include <sys/stdint.h>
41#  include <sys/types.h>
42#else
43/* Include the standard compiler builtin headers we use functionality from. */
44#  include <limits.h>
45#  include <stdint.h>
46#  include <stdbool.h>
47#  include <float.h>
48#endif
49
50/* Include the commonly used internal type definitions. */
51#include "int_types.h"
52
53/* Include internal utility function declarations. */
54#include "int_util.h"
55
56COMPILER_RT_ABI si_int __paritysi2(si_int a);
57COMPILER_RT_ABI si_int __paritydi2(di_int a);
58
59COMPILER_RT_ABI di_int __divdi3(di_int a, di_int b);
60COMPILER_RT_ABI si_int __divsi3(si_int a, si_int b);
61COMPILER_RT_ABI su_int __udivsi3(su_int n, su_int d);
62
63COMPILER_RT_ABI su_int __udivmodsi4(su_int a, su_int b, su_int* rem);
64COMPILER_RT_ABI du_int __udivmoddi4(du_int a, du_int b, du_int* rem);
65#ifdef CRT_HAS_128BIT
66COMPILER_RT_ABI si_int __clzti2(ti_int a);
67COMPILER_RT_ABI tu_int __udivmodti4(tu_int a, tu_int b, tu_int* rem);
68#endif
69
70#endif /* INT_LIB_H */
71