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/* compiler-rt.h - prototypes for compiler helpers. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2010-2014 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_COMPILER_RT_HEADER
#define GRUB_COMPILER_RT_HEADER 1
#include <stdarg.h>
#include <grub/types.h>
#include <grub/symbol.h>
#include <grub/misc.h>
#if defined(GRUB_DIVISION_IN_SOFTWARE) && GRUB_DIVISION_IN_SOFTWARE
grub_uint32_t
EXPORT_FUNC (__udivsi3) (grub_uint32_t a, grub_uint32_t b);
grub_uint32_t
EXPORT_FUNC (__umodsi3) (grub_uint32_t a, grub_uint32_t b);
grub_int32_t
EXPORT_FUNC (__divsi3) (grub_int32_t a, grub_int32_t b);
grub_int32_t
EXPORT_FUNC (__modsi3) (grub_int32_t a, grub_int32_t b);
grub_int64_t
EXPORT_FUNC (__divdi3) (grub_int64_t a, grub_int64_t b);
grub_int64_t
EXPORT_FUNC (__moddi3) (grub_int64_t a, grub_int64_t b);
grub_uint64_t
EXPORT_FUNC (__udivdi3) (grub_uint64_t a, grub_uint64_t b);
grub_uint64_t
EXPORT_FUNC (__umoddi3) (grub_uint64_t a, grub_uint64_t b);
#endif
#if defined (__sparc__) || defined (__powerpc__) || defined (__mips__) || \
defined (__arm__) || defined(__riscv)
unsigned
EXPORT_FUNC (__ctzdi2) (grub_uint64_t x);
#define NEED_CTZDI2 1
#endif
#if defined (__mips__) || defined (__arm__) || \
(defined(__riscv) && (__riscv_xlen == 32))
unsigned
EXPORT_FUNC (__ctzsi2) (grub_uint32_t x);
#define NEED_CTZSI2 1
#endif
#ifdef __arm__
grub_uint32_t
EXPORT_FUNC (__aeabi_uidiv) (grub_uint32_t a, grub_uint32_t b);
grub_uint32_t
EXPORT_FUNC (__aeabi_uidivmod) (grub_uint32_t a, grub_uint32_t b);
grub_int32_t
EXPORT_FUNC (__aeabi_idiv) (grub_int32_t a, grub_int32_t b);
grub_int32_t
EXPORT_FUNC (__aeabi_idivmod) (grub_int32_t a, grub_int32_t b);
int
EXPORT_FUNC (__aeabi_ulcmp) (grub_uint64_t a, grub_uint64_t b);
/* Needed for allowing modules to be compiled as thumb. */
grub_uint64_t
EXPORT_FUNC (__muldi3) (grub_uint64_t a, grub_uint64_t b);
grub_uint64_t
EXPORT_FUNC (__aeabi_lmul) (grub_uint64_t a, grub_uint64_t b);
void *
EXPORT_FUNC (__aeabi_memcpy) (void *dest, const void *src, grub_size_t n);
void *
EXPORT_FUNC (__aeabi_memcpy4) (void *dest, const void *src, grub_size_t n);
void *
EXPORT_FUNC (__aeabi_memcpy8) (void *dest, const void *src, grub_size_t n);
void *
EXPORT_FUNC(__aeabi_memset) (void *s, int c, grub_size_t n);
void EXPORT_FUNC(__aeabi_memclr) (void *s, grub_size_t n);
void EXPORT_FUNC(__aeabi_memclr4) (void *s, grub_size_t n);
void EXPORT_FUNC(__aeabi_memclr8) (void *s, grub_size_t n);
grub_uint64_t
EXPORT_FUNC (__aeabi_lasr) (grub_uint64_t u, int b);
grub_uint64_t
EXPORT_FUNC (__aeabi_llsl) (grub_uint64_t u, int b);
grub_uint64_t
EXPORT_FUNC (__aeabi_llsr) (grub_uint64_t u, int b);
#endif
#if defined(__mips__) || defined(__riscv) || defined(__sparc__)
int
EXPORT_FUNC (__clzsi2) (grub_uint32_t val);
#endif
#if defined(__mips__) || defined(__riscv) || defined(__sparc__)
int
EXPORT_FUNC (__clzdi2) (grub_uint64_t val);
#endif
#if defined (__powerpc__)
void EXPORT_FUNC (_restgpr_14_x) (void);
void EXPORT_FUNC (_restgpr_15_x) (void);
void EXPORT_FUNC (_restgpr_16_x) (void);
void EXPORT_FUNC (_restgpr_17_x) (void);
void EXPORT_FUNC (_restgpr_18_x) (void);
void EXPORT_FUNC (_restgpr_19_x) (void);
void EXPORT_FUNC (_restgpr_20_x) (void);
void EXPORT_FUNC (_restgpr_21_x) (void);
void EXPORT_FUNC (_restgpr_22_x) (void);
void EXPORT_FUNC (_restgpr_23_x) (void);
void EXPORT_FUNC (_restgpr_24_x) (void);
void EXPORT_FUNC (_restgpr_25_x) (void);
void EXPORT_FUNC (_restgpr_26_x) (void);
void EXPORT_FUNC (_restgpr_27_x) (void);
void EXPORT_FUNC (_restgpr_28_x) (void);
void EXPORT_FUNC (_restgpr_29_x) (void);
void EXPORT_FUNC (_restgpr_30_x) (void);
void EXPORT_FUNC (_restgpr_31_x) (void);
void EXPORT_FUNC (_savegpr_14) (void);
void EXPORT_FUNC (_savegpr_15) (void);
void EXPORT_FUNC (_savegpr_16) (void);
void EXPORT_FUNC (_savegpr_17) (void);
void EXPORT_FUNC (_savegpr_18) (void);
void EXPORT_FUNC (_savegpr_19) (void);
void EXPORT_FUNC (_savegpr_20) (void);
void EXPORT_FUNC (_savegpr_21) (void);
void EXPORT_FUNC (_savegpr_22) (void);
void EXPORT_FUNC (_savegpr_23) (void);
void EXPORT_FUNC (_savegpr_24) (void);
void EXPORT_FUNC (_savegpr_25) (void);
void EXPORT_FUNC (_savegpr_26) (void);
void EXPORT_FUNC (_savegpr_27) (void);
void EXPORT_FUNC (_savegpr_28) (void);
void EXPORT_FUNC (_savegpr_29) (void);
void EXPORT_FUNC (_savegpr_30) (void);
void EXPORT_FUNC (_savegpr_31) (void);
#endif
#if defined (__powerpc__) || defined(__mips__) || defined (__arm__) || \
(defined(__riscv) && (__riscv_xlen == 32))
int
EXPORT_FUNC(__ucmpdi2) (grub_uint64_t a, grub_uint64_t b);
grub_uint64_t
EXPORT_FUNC(__ashldi3) (grub_uint64_t u, int b);
grub_uint64_t
EXPORT_FUNC(__ashrdi3) (grub_uint64_t u, int b);
grub_uint64_t
EXPORT_FUNC (__lshrdi3) (grub_uint64_t u, int b);
#endif
#if defined (__powerpc__) || defined(__mips__) || defined(__sparc__) || \
defined (__arm__) || defined(__riscv)
grub_uint32_t
EXPORT_FUNC(__bswapsi2) (grub_uint32_t u);
grub_uint64_t
EXPORT_FUNC(__bswapdi2) (grub_uint64_t u);
#endif
#if defined (__APPLE__) && defined(__i386__)
#define GRUB_BUILTIN_ATTR __attribute__ ((regparm(0)))
#else
#define GRUB_BUILTIN_ATTR
#endif
/* Prototypes for aliases. */
int GRUB_BUILTIN_ATTR EXPORT_FUNC(memcmp) (const void *s1, const void *s2, grub_size_t n);
void *GRUB_BUILTIN_ATTR EXPORT_FUNC(memmove) (void *dest, const void *src, grub_size_t n);
void *GRUB_BUILTIN_ATTR EXPORT_FUNC(memcpy) (void *dest, const void *src, grub_size_t n);
void *GRUB_BUILTIN_ATTR EXPORT_FUNC(memset) (void *s, int c, grub_size_t n);
#ifdef __APPLE__
void GRUB_BUILTIN_ATTR EXPORT_FUNC (__bzero) (void *s, grub_size_t n);
#endif
#if defined (__MINGW32__) || defined (__CYGWIN__)
void EXPORT_FUNC (__register_frame_info) (void);
void EXPORT_FUNC (__deregister_frame_info) (void);
void EXPORT_FUNC (___chkstk_ms) (void);
void EXPORT_FUNC (__chkstk_ms) (void);
#endif
#endif
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