| /* Header file for libgcc2.c. */ |
| /* Copyright (C) 2000-2025 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC 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, or (at your option) any later |
| version. |
| |
| GCC 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. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GCC_LIBGCC2_H |
| #define GCC_LIBGCC2_H |
| |
| #ifndef HIDE_EXPORTS |
| #pragma GCC visibility push(default) |
| #endif |
| |
| extern void __gcc_nested_func_ptr_created (void *, void *, void *); |
| extern void __gcc_nested_func_ptr_deleted (void); |
| |
| extern int __gcc_bcmp (const unsigned char *, const unsigned char *, size_t); |
| extern void __clear_cache (void *, void *); |
| extern void __eprintf (const char *, const char *, unsigned int, const char *) |
| __attribute__ ((__noreturn__)); |
| |
| #ifdef __LIBGCC_HAS_HF_MODE__ |
| #define LIBGCC2_HAS_HF_MODE 1 |
| #else |
| #define LIBGCC2_HAS_HF_MODE 0 |
| #endif |
| |
| #ifdef __LIBGCC_HAS_SF_MODE__ |
| #define LIBGCC2_HAS_SF_MODE 1 |
| #else |
| #define LIBGCC2_HAS_SF_MODE 0 |
| #endif |
| |
| #ifdef __LIBGCC_HAS_DF_MODE__ |
| #define LIBGCC2_HAS_DF_MODE 1 |
| #else |
| #define LIBGCC2_HAS_DF_MODE 0 |
| #endif |
| |
| #ifdef __LIBGCC_HAS_XF_MODE__ |
| #define LIBGCC2_HAS_XF_MODE 1 |
| #else |
| #define LIBGCC2_HAS_XF_MODE 0 |
| #endif |
| |
| #ifdef __LIBGCC_HAS_TF_MODE__ |
| #define LIBGCC2_HAS_TF_MODE 1 |
| #else |
| #define LIBGCC2_HAS_TF_MODE 0 |
| #endif |
| |
| #ifndef __LIBGCC_SF_MANT_DIG__ |
| #if LIBGCC2_HAS_SF_MODE |
| #error __LIBGCC_SF_MANT_DIG__ not defined |
| #else |
| #define __LIBGCC_SF_MANT_DIG__ 0 |
| #endif |
| #endif |
| |
| #ifndef __LIBGCC_DF_MANT_DIG__ |
| #if LIBGCC2_HAS_DF_MODE |
| #error __LIBGCC_DF_MANT_DIG__ not defined |
| #else |
| #define __LIBGCC_DF_MANT_DIG__ 0 |
| #endif |
| #endif |
| |
| #ifndef __LIBGCC_XF_MANT_DIG__ |
| #if LIBGCC2_HAS_XF_MODE |
| #error __LIBGCC_XF_MANT_DIG__ not defined |
| #else |
| #define __LIBGCC_XF_MANT_DIG__ 0 |
| #endif |
| #endif |
| |
| #ifndef __LIBGCC_TF_MANT_DIG__ |
| #if LIBGCC2_HAS_TF_MODE |
| #error __LIBGCC_TF_MANT_DIG__ not defined |
| #else |
| #define __LIBGCC_TF_MANT_DIG__ 0 |
| #endif |
| #endif |
| |
| /* FIXME: This #ifdef probably should be removed, ie. enable the test |
| for mips too. */ |
| /* Don't use IBM Extended Double TFmode for TI->SF calculations. |
| The conversion from long double to float suffers from double |
| rounding, because we convert via double. In other cases, going |
| through the software fp routines is much slower than the fallback. */ |
| #ifdef __powerpc__ |
| #define AVOID_FP_TYPE_CONVERSION(SIZE) (SIZE == 106) |
| #elif defined(WIDEST_HARDWARE_FP_SIZE) |
| #define AVOID_FP_TYPE_CONVERSION(SIZE) (SIZE > WIDEST_HARDWARE_FP_SIZE) |
| #else |
| #define AVOID_FP_TYPE_CONVERSION(SIZE) 0 |
| #endif |
| |
| /* In the first part of this file, we are interfacing to calls generated |
| by the compiler itself. These calls pass values into these routines |
| which have very specific modes (rather than very specific types), and |
| these compiler-generated calls also expect any return values to have |
| very specific modes (rather than very specific types). Thus, we need |
| to avoid using regular C language type names in this part of the file |
| because the sizes for those types can be configured to be anything. |
| Instead we use the following special type names. */ |
| |
| typedef int QItype __attribute__ ((mode (QI))); |
| typedef unsigned int UQItype __attribute__ ((mode (QI))); |
| typedef int HItype __attribute__ ((mode (HI))); |
| typedef unsigned int UHItype __attribute__ ((mode (HI))); |
| #if MIN_UNITS_PER_WORD > 1 |
| /* These typedefs are usually forbidden on dsp's with UNITS_PER_WORD 1. */ |
| typedef int SItype __attribute__ ((mode (SI))); |
| typedef unsigned int USItype __attribute__ ((mode (SI))); |
| #if __SIZEOF_LONG_LONG__ > 4 |
| /* These typedefs are usually forbidden on archs with UNITS_PER_WORD 2. */ |
| typedef int DItype __attribute__ ((mode (DI))); |
| typedef unsigned int UDItype __attribute__ ((mode (DI))); |
| #if MIN_UNITS_PER_WORD > 4 |
| /* These typedefs are usually forbidden on archs with UNITS_PER_WORD 4. */ |
| typedef int TItype __attribute__ ((mode (TI))); |
| typedef unsigned int UTItype __attribute__ ((mode (TI))); |
| #endif |
| #endif |
| #endif |
| |
| #if LIBGCC2_HAS_HF_MODE |
| typedef float HFtype __attribute__ ((mode (HF))); |
| typedef _Complex float HCtype __attribute__ ((mode (HC))); |
| #endif |
| #if LIBGCC2_HAS_SF_MODE |
| typedef float SFtype __attribute__ ((mode (SF))); |
| typedef _Complex float SCtype __attribute__ ((mode (SC))); |
| #endif |
| #if LIBGCC2_HAS_DF_MODE |
| typedef float DFtype __attribute__ ((mode (DF))); |
| typedef _Complex float DCtype __attribute__ ((mode (DC))); |
| #endif |
| #if LIBGCC2_HAS_XF_MODE |
| typedef float XFtype __attribute__ ((mode (XF))); |
| typedef _Complex float XCtype __attribute__ ((mode (XC))); |
| #endif |
| #if LIBGCC2_HAS_TF_MODE |
| #ifndef TFtype |
| typedef float TFtype __attribute__ ((mode (TF))); |
| #endif |
| #ifndef TCtype |
| typedef _Complex float TCtype __attribute__ ((mode (TC))); |
| #endif |
| #endif |
| |
| typedef int cmp_return_type __attribute__((mode (__libgcc_cmp_return__))); |
| typedef int shift_count_type __attribute__((mode (__libgcc_shift_count__))); |
| |
| /* Make sure that we don't accidentally use any normal C language built-in |
| type names in the first part of this file. Instead we want to use *only* |
| the type names defined above. The following macro definitions insure |
| that if we *do* accidentally use some normal C language built-in type name, |
| we will get a syntax error. */ |
| |
| #define char bogus_type |
| #define short bogus_type |
| #define int bogus_type |
| #define long bogus_type |
| #define unsigned bogus_type |
| #define float bogus_type |
| #define double bogus_type |
| |
| #if (defined(__BITINT_MAXWIDTH__) \ |
| && (defined(L_mulbitint3) || defined(L_divmodbitint4))) |
| #undef LIBGCC2_UNITS_PER_WORD |
| #define LIBGCC2_UNITS_PER_WORD (__LIBGCC_BITINT_LIMB_WIDTH__ / __CHAR_BIT__) |
| #endif |
| |
| /* Versions prior to 3.4.4 were not taking into account the word size for |
| the 5 trapping arithmetic functions absv, addv, subv, mulv and negv. As |
| a consequence, the si and di variants were always and the only ones emitted. |
| To maintain backward compatibility, COMPAT_SIMODE_TRAPPING_ARITHMETIC is |
| defined on platforms where it makes sense to still have the si variants |
| emitted. As a bonus, their implementation is now correct. Note that the |
| same mechanism should have been implemented for the di variants, but it |
| turns out that no platform would define COMPAT_DIMODE_TRAPPING_ARITHMETIC |
| if it existed. */ |
| |
| #if LIBGCC2_UNITS_PER_WORD == 8 |
| #define W_TYPE_SIZE (8 * __CHAR_BIT__) |
| #define Wtype DItype |
| #define UWtype UDItype |
| #define HWtype DItype |
| #define UHWtype UDItype |
| #define DWtype TItype |
| #define UDWtype UTItype |
| #ifdef LIBGCC2_GNU_PREFIX |
| #define __NW(a,b) __gnu_ ## a ## di ## b |
| #define __NDW(a,b) __gnu_ ## a ## ti ## b |
| #else |
| #define __NW(a,b) __ ## a ## di ## b |
| #define __NDW(a,b) __ ## a ## ti ## b |
| #endif |
| #define COMPAT_SIMODE_TRAPPING_ARITHMETIC |
| #elif LIBGCC2_UNITS_PER_WORD == 4 |
| #define W_TYPE_SIZE (4 * __CHAR_BIT__) |
| #define Wtype SItype |
| #define UWtype USItype |
| #define HWtype SItype |
| #define UHWtype USItype |
| #define DWtype DItype |
| #define UDWtype UDItype |
| #ifdef LIBGCC2_GNU_PREFIX |
| #define __NW(a,b) __gnu_ ## a ## si ## b |
| #define __NDW(a,b) __gnu_ ## a ## di ## b |
| #else |
| #define __NW(a,b) __ ## a ## si ## b |
| #define __NDW(a,b) __ ## a ## di ## b |
| #endif |
| #elif LIBGCC2_UNITS_PER_WORD == 2 |
| #define W_TYPE_SIZE (2 * __CHAR_BIT__) |
| #define Wtype HItype |
| #define UWtype UHItype |
| #define HWtype HItype |
| #define UHWtype UHItype |
| #define DWtype SItype |
| #define UDWtype USItype |
| #ifdef LIBGCC2_GNU_PREFIX |
| #define __NW(a,b) __gnu_ ## a ## hi ## b |
| #define __NDW(a,b) __gnu_ ## a ## si ## b |
| #else |
| #define __NW(a,b) __ ## a ## hi ## b |
| #define __NDW(a,b) __ ## a ## si ## b |
| #endif |
| #else |
| #define W_TYPE_SIZE __CHAR_BIT__ |
| #define Wtype QItype |
| #define UWtype UQItype |
| #define HWtype QItype |
| #define UHWtype UQItype |
| #define DWtype HItype |
| #define UDWtype UHItype |
| #ifdef LIBGCC2_GNU_PREFIX |
| #define __NW(a,b) __gnu_ ## a ## qi ## b |
| #define __NDW(a,b) __gnu_ ## a ## hi ## b |
| #else |
| #define __NW(a,b) __ ## a ## qi ## b |
| #define __NDW(a,b) __ ## a ## hi ## b |
| #endif |
| #endif |
| |
| #ifdef LIBGCC2_GNU_PREFIX |
| #define __N(a) __gnu_ ## a |
| #else |
| #define __N(a) __ ## a |
| #endif |
| #define Wtype_MAX ((Wtype)(((UWtype)1 << (W_TYPE_SIZE - 1)) - 1)) |
| #define Wtype_MIN (- Wtype_MAX - 1) |
| |
| #if W_TYPE_SIZE == 8 |
| # define Wtype_MAXp1_F 0x1p8f |
| #elif W_TYPE_SIZE == 16 |
| # define Wtype_MAXp1_F 0x1p16f |
| #elif W_TYPE_SIZE == 32 |
| # define Wtype_MAXp1_F 0x1p32f |
| #elif W_TYPE_SIZE == 64 |
| # define Wtype_MAXp1_F 0x1p64f |
| #else |
| # error "expand the table" |
| #endif |
| |
| #define __muldi3 __NDW(mul,3) |
| #define __divdi3 __NDW(div,3) |
| #define __udivdi3 __NDW(udiv,3) |
| #define __moddi3 __NDW(mod,3) |
| #define __umoddi3 __NDW(umod,3) |
| #define __negdi2 __NDW(neg,2) |
| #define __lshrdi3 __NDW(lshr,3) |
| #define __ashldi3 __NDW(ashl,3) |
| #define __ashrdi3 __NDW(ashr,3) |
| #define __cmpdi2 __NDW(cmp,2) |
| #define __ucmpdi2 __NDW(ucmp,2) |
| #define __divmoddi4 __NDW(divmod,4) |
| #define __udivmoddi4 __NDW(udivmod,4) |
| #define __fixunstfDI __NDW(fixunstf,) |
| #define __fixtfdi __NDW(fixtf,) |
| #define __fixunsxfDI __NDW(fixunsxf,) |
| #define __fixxfdi __NDW(fixxf,) |
| #define __fixunsdfDI __NDW(fixunsdf,) |
| #define __fixdfdi __NDW(fixdf,) |
| #define __fixunssfDI __NDW(fixunssf,) |
| #define __fixsfdi __NDW(fixsf,) |
| #define __floatdixf __NDW(float,xf) |
| #define __floatditf __NDW(float,tf) |
| #define __floatdidf __NDW(float,df) |
| #define __floatdisf __NDW(float,sf) |
| #define __floatundixf __NDW(floatun,xf) |
| #define __floatunditf __NDW(floatun,tf) |
| #define __floatundidf __NDW(floatun,df) |
| #define __floatundisf __NDW(floatun,sf) |
| #define __fixunsxfSI __NW(fixunsxf,) |
| #define __fixunstfSI __NW(fixunstf,) |
| #define __fixunsdfSI __NW(fixunsdf,) |
| #define __fixunssfSI __NW(fixunssf,) |
| |
| #define __absvSI2 __NW(absv,2) |
| #define __addvSI3 __NW(addv,3) |
| #define __subvSI3 __NW(subv,3) |
| #define __mulvSI3 __NW(mulv,3) |
| #define __negvSI2 __NW(negv,2) |
| #define __absvDI2 __NDW(absv,2) |
| #define __addvDI3 __NDW(addv,3) |
| #define __subvDI3 __NDW(subv,3) |
| #define __mulvDI3 __NDW(mulv,3) |
| #define __negvDI2 __NDW(negv,2) |
| |
| #define __ffsSI2 __NW(ffs,2) |
| #define __clzSI2 __NW(clz,2) |
| #define __ctzSI2 __NW(ctz,2) |
| #define __clrsbSI2 __NW(clrsb,2) |
| #define __popcountSI2 __NW(popcount,2) |
| #define __paritySI2 __NW(parity,2) |
| #define __ffsDI2 __NDW(ffs,2) |
| #define __clzDI2 __NDW(clz,2) |
| #define __ctzDI2 __NDW(ctz,2) |
| #define __clrsbDI2 __NDW(clrsb,2) |
| #define __popcountDI2 __NDW(popcount,2) |
| #define __parityDI2 __NDW(parity,2) |
| |
| #define __clz_tab __N(clz_tab) |
| #define __bswapsi2 __N(bswapsi2) |
| #define __bswapdi2 __N(bswapdi2) |
| #define __udiv_w_sdiv __N(udiv_w_sdiv) |
| #define __clear_cache __N(clear_cache) |
| #define __enable_execute_stack __N(enable_execute_stack) |
| |
| #ifndef __powisf2 |
| #define __powisf2 __N(powisf2) |
| #endif |
| #ifndef __powidf2 |
| #define __powidf2 __N(powidf2) |
| #endif |
| #ifndef __powitf2 |
| #define __powitf2 __N(powitf2) |
| #endif |
| #ifndef __powixf2 |
| #define __powixf2 __N(powixf2) |
| #endif |
| #ifndef __mulsc3 |
| #define __mulsc3 __N(mulsc3) |
| #endif |
| #ifndef __muldc3 |
| #define __muldc3 __N(muldc3) |
| #endif |
| #ifndef __mulxc3 |
| #define __mulxc3 __N(mulxc3) |
| #endif |
| #ifndef __multc3 |
| #define __multc3 __N(multc3) |
| #endif |
| #ifndef __divsc3 |
| #define __divsc3 __N(divsc3) |
| #endif |
| #ifndef __divdc3 |
| #define __divdc3 __N(divdc3) |
| #endif |
| #ifndef __divxc3 |
| #define __divxc3 __N(divxc3) |
| #endif |
| #ifndef __divtc3 |
| #define __divtc3 __N(divtc3) |
| #endif |
| |
| extern DWtype __muldi3 (DWtype, DWtype); |
| extern DWtype __divdi3 (DWtype, DWtype); |
| extern UDWtype __udivdi3 (UDWtype, UDWtype); |
| extern UDWtype __umoddi3 (UDWtype, UDWtype); |
| extern DWtype __moddi3 (DWtype, DWtype); |
| extern DWtype __divmoddi4 (DWtype, DWtype, DWtype *); |
| |
| /* __udivmoddi4 is static inline when building other libgcc2 portions. */ |
| #if (!defined (L_udivdi3) && !defined (L_divdi3) && \ |
| !defined (L_umoddi3) && !defined (L_moddi3) && \ |
| !defined (L_divmoddi4)) |
| extern UDWtype __udivmoddi4 (UDWtype, UDWtype, UDWtype *); |
| #endif |
| |
| #if (defined(__BITINT_MAXWIDTH__) \ |
| && (defined(L_mulbitint3) || defined(L_divmodbitint4))) |
| /* _BitInt support. */ |
| typedef UWtype __attribute__((__may_alias__)) UBILtype; |
| extern void __mulbitint3 (UBILtype *, SItype, const UBILtype *, SItype, |
| const UBILtype *, SItype); |
| extern void __divmodbitint4 (UBILtype *, SItype, UBILtype *, SItype, |
| const UBILtype *, SItype, const UBILtype *, |
| SItype); |
| #endif |
| |
| /* __negdi2 is static inline when building other libgcc2 portions. */ |
| #if !defined(L_divdi3) && !defined(L_moddi3) |
| extern DWtype __negdi2 (DWtype); |
| #endif |
| |
| extern DWtype __lshrdi3 (DWtype, shift_count_type); |
| extern DWtype __ashldi3 (DWtype, shift_count_type); |
| extern DWtype __ashrdi3 (DWtype, shift_count_type); |
| |
| /* __udiv_w_sdiv is static inline when building other libgcc2 portions. */ |
| #if (!defined(L_udivdi3) && !defined(L_divdi3) && \ |
| !defined(L_umoddi3) && !defined(L_moddi3)) |
| extern UWtype __udiv_w_sdiv (UWtype *, UWtype, UWtype, UWtype); |
| #endif |
| |
| extern cmp_return_type __cmpdi2 (DWtype, DWtype); |
| extern cmp_return_type __ucmpdi2 (UDWtype, UDWtype); |
| |
| #if MIN_UNITS_PER_WORD > 1 |
| extern SItype __bswapsi2 (SItype); |
| #endif |
| #if __SIZEOF_LONG_LONG__ > 4 |
| extern DItype __bswapdi2 (DItype); |
| #endif |
| |
| extern Wtype __absvSI2 (Wtype); |
| extern Wtype __addvSI3 (Wtype, Wtype); |
| extern Wtype __subvSI3 (Wtype, Wtype); |
| extern Wtype __mulvSI3 (Wtype, Wtype); |
| extern Wtype __negvSI2 (Wtype); |
| extern DWtype __absvDI2 (DWtype); |
| extern DWtype __addvDI3 (DWtype, DWtype); |
| extern DWtype __subvDI3 (DWtype, DWtype); |
| extern DWtype __mulvDI3 (DWtype, DWtype); |
| extern DWtype __negvDI2 (DWtype); |
| |
| #ifdef COMPAT_SIMODE_TRAPPING_ARITHMETIC |
| #define __absvsi2 __N(absvsi2) |
| #define __negvsi2 __N(negvsi2) |
| #define __addvsi3 __N(addvsi3) |
| #define __subvsi3 __N(subvsi3) |
| #define __mulvsi3 __N(mulvsi3) |
| |
| extern SItype __absvsi2 (SItype); |
| extern SItype __addvsi3 (SItype, SItype); |
| extern SItype __subvsi3 (SItype, SItype); |
| extern SItype __mulvsi3 (SItype, SItype); |
| extern SItype __negvsi2 (SItype); |
| #endif /* COMPAT_SIMODE_TRAPPING_ARITHMETIC */ |
| |
| #undef int |
| #if LIBGCC2_HAS_HF_MODE |
| extern HCtype __divhc3 (HFtype, HFtype, HFtype, HFtype); |
| extern HCtype __mulhc3 (HFtype, HFtype, HFtype, HFtype); |
| #endif |
| #if LIBGCC2_HAS_SF_MODE |
| extern DWtype __fixsfdi (SFtype); |
| extern SFtype __floatdisf (DWtype); |
| extern SFtype __floatundisf (UDWtype); |
| extern UWtype __fixunssfSI (SFtype); |
| extern UDWtype __fixunssfDI (SFtype); |
| extern SFtype __powisf2 (SFtype, int); |
| extern SCtype __divsc3 (SFtype, SFtype, SFtype, SFtype); |
| extern SCtype __mulsc3 (SFtype, SFtype, SFtype, SFtype); |
| #endif |
| #if LIBGCC2_HAS_DF_MODE |
| extern DWtype __fixdfdi (DFtype); |
| extern DFtype __floatdidf (DWtype); |
| extern DFtype __floatundidf (UDWtype); |
| extern UWtype __fixunsdfSI (DFtype); |
| extern UDWtype __fixunsdfDI (DFtype); |
| extern DFtype __powidf2 (DFtype, int); |
| extern DCtype __divdc3 (DFtype, DFtype, DFtype, DFtype); |
| extern DCtype __muldc3 (DFtype, DFtype, DFtype, DFtype); |
| #endif |
| |
| #if LIBGCC2_HAS_XF_MODE |
| extern DWtype __fixxfdi (XFtype); |
| extern UDWtype __fixunsxfDI (XFtype); |
| extern XFtype __floatdixf (DWtype); |
| extern XFtype __floatundixf (UDWtype); |
| extern UWtype __fixunsxfSI (XFtype); |
| extern XFtype __powixf2 (XFtype, int); |
| extern XCtype __divxc3 (XFtype, XFtype, XFtype, XFtype); |
| extern XCtype __mulxc3 (XFtype, XFtype, XFtype, XFtype); |
| #endif |
| |
| #if LIBGCC2_HAS_TF_MODE |
| extern UDWtype __fixunstfDI (TFtype); |
| extern DWtype __fixtfdi (TFtype); |
| extern TFtype __floatditf (DWtype); |
| extern TFtype __floatunditf (UDWtype); |
| extern TFtype __powitf2 (TFtype, int); |
| extern TCtype __divtc3 (TFtype, TFtype, TFtype, TFtype); |
| extern TCtype __multc3 (TFtype, TFtype, TFtype, TFtype); |
| #endif |
| #define int bogus_type |
| |
| /* DWstructs are pairs of Wtype values in the order determined by |
| __BYTE_ORDER__. */ |
| |
| #if __BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__ |
| struct DWstruct {Wtype high, low;}; |
| #else |
| struct DWstruct {Wtype low, high;}; |
| #endif |
| |
| /* We need this union to unpack/pack DImode values, since we don't have |
| any arithmetic yet. Incoming DImode parameters are stored into the |
| `ll' field, and the unpacked result is read from the struct `s'. */ |
| |
| typedef union |
| { |
| struct DWstruct s; |
| DWtype ll; |
| } DWunion; |
| |
| /* Defined for L_popcount_tab. Exported here because some targets may |
| want to use it for their own versions of the __popcount builtins. */ |
| extern const UQItype __popcount_tab[256]; |
| |
| /* Defined for L_clz. Exported here because some targets may want to use |
| it for their own versions of the __clz builtins. It contains the bit |
| position of the first set bit for the numbers 0 - 255. This avoids the |
| need for a separate table for the __ctz builtins. */ |
| extern const UQItype __clz_tab[256]; |
| |
| #include "longlong.h" |
| |
| #undef int |
| extern int __clzDI2 (UDWtype); |
| extern int __clzSI2 (UWtype); |
| extern int __ctzSI2 (UWtype); |
| extern int __ctzDI2 (UDWtype); |
| extern int __clrsbSI2 (Wtype); |
| extern int __clrsbDI2 (DWtype); |
| extern int __ffsSI2 (UWtype); |
| extern int __ffsDI2 (DWtype); |
| extern int __popcountSI2 (UWtype); |
| extern int __popcountDI2 (UDWtype); |
| extern int __paritySI2 (UWtype); |
| extern int __parityDI2 (UDWtype); |
| #define int bogus_type |
| |
| extern void __enable_execute_stack (void *); |
| |
| extern void __strub_enter (void **); |
| extern void __strub_update (void**); |
| extern void __strub_leave (void **); |
| |
| #ifndef HIDE_EXPORTS |
| #pragma GCC visibility pop |
| #endif |
| |
| #endif /* ! GCC_LIBGCC2_H */ |
