/* Header file for libgcc2.c. */
-/* Copyright (C) 2000
+/* Copyright (C) 2000, 2001
Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC 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 2, or (at your option)
-any later version.
+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 2, or (at your option) any later
+version.
-GNU CC 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.
+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.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA. */
-/* As a special exception, if you link this library with other files,
- some of which are compiled with GCC, to produce an executable,
- this library does not by itself cause the resulting executable
- to be covered by the GNU General Public License.
- This exception does not however invalidate any other reasons why
- the executable file might be covered by the GNU General Public License. */
-
-#ifndef __LIBGCC2_H__
-#define __LIBGCC2_H__
+#ifndef GCC_LIBGCC2_H
+#define GCC_LIBGCC2_H
extern int __gcc_bcmp (const unsigned char *, const unsigned char *, size_t);
-extern void *__builtin_saveregs (void);
-extern void __dummy (void);
extern void __clear_cache (char *, char *);
-extern void __pure_virtual (void) __attribute__ ((__noreturn__));
-extern void __terminate (void) __attribute__ ((__noreturn__));
-extern void __default_terminate (void) __attribute__ ((__noreturn__));
-extern void *__throw_type_match (void *, void *, void *);
-extern void __empty (void);
-extern void *__get_eh_context (void);
-extern void **__get_eh_info (void);
-extern void ***__get_dynamic_handler_chain (void);
-extern int __eh_rtime_match (void *);
-extern void __unwinding_cleanup (void);
-extern void __rethrow (void *);
-extern void __throw (void);
-extern void __sjthrow (void) __attribute__ ((__noreturn__));
-extern void __sjpopnthrow (void) __attribute__ ((__noreturn__));
extern void __eprintf (const char *, const char *, unsigned int, const char *)
__attribute__ ((__noreturn__));
#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE LONG_DOUBLE_TYPE_SIZE
#endif
+#ifndef MIN_UNITS_PER_WORD
+#define MIN_UNITS_PER_WORD UNITS_PER_WORD
+#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
typedef unsigned int UQItype __attribute__ ((mode (QI)));
typedef int HItype __attribute__ ((mode (HI)));
typedef unsigned int UHItype __attribute__ ((mode (HI)));
-#if UNITS_PER_WORD > 1
+#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 UNITS_PER_WORD > 2
+#if LONG_LONG_TYPE_SIZE > 32
/* 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
#define float bogus_type
#define double bogus_type
-#if UNITS_PER_WORD > 2
+#if MIN_UNITS_PER_WORD > 4
+#define W_TYPE_SIZE (8 * BITS_PER_UNIT)
+#define Wtype DItype
+#define UWtype UDItype
+#define HWtype DItype
+#define UHWtype UDItype
+#define DWtype TItype
+#define UDWtype UTItype
+#define __NW(a,b) __ ## a ## di ## b
+#define __NDW(a,b) __ ## a ## ti ## b
+#elif MIN_UNITS_PER_WORD > 2 \
+ || (MIN_UNITS_PER_WORD > 1 && LONG_LONG_TYPE_SIZE > 32)
#define W_TYPE_SIZE (4 * BITS_PER_UNIT)
#define Wtype SItype
#define UWtype USItype
#define UDWtype UDItype
#define __NW(a,b) __ ## a ## si ## b
#define __NDW(a,b) __ ## a ## di ## b
-#elif UNITS_PER_WORD > 1
+#elif MIN_UNITS_PER_WORD > 1
#define W_TYPE_SIZE (2 * BITS_PER_UNIT)
#define Wtype HItype
#define UWtype UHItype
#define __NDW(a,b) __ ## a ## hi ## b
#endif
+#define Wtype_MAX ((Wtype)(((UWtype)1 << (W_TYPE_SIZE - 1)) - 1))
+#define Wtype_MIN (- Wtype_MAX - 1)
+
+#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 __ffsdi2 __NDW(ffs,2)
+#define __cmpdi2 __NDW(cmp,2)
+#define __ucmpdi2 __NDW(ucmp,2)
+#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 __fixunsxfSI __NW(fixunsxf,)
+#define __fixunstfSI __NW(fixunstf,)
+#define __fixunsdfSI __NW(fixunsdf,)
+#define __fixunssfSI __NW(fixunssf,)
+
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);
+
/* __udivmoddi4 is static inline when building other libgcc2 portions. */
#if (!defined (L_udivdi3) && !defined (L_divdi3) && \
!defined (L_umoddi3) && !defined (L_moddi3))
extern word_type __cmpdi2 (DWtype, DWtype);
extern word_type __ucmpdi2 (DWtype, DWtype);
+extern Wtype __absvsi2 (Wtype);
+extern DWtype __absvdi2 (DWtype);
+extern Wtype __addvsi3 (Wtype, Wtype);
+extern DWtype __addvdi3 (DWtype, DWtype);
+extern Wtype __subvsi3 (Wtype, Wtype);
+extern DWtype __subvdi3 (DWtype, DWtype);
+extern Wtype __mulvsi3 (Wtype, Wtype);
+extern DWtype __mulvdi3 (DWtype, DWtype);
+extern Wtype __negvsi2 (Wtype);
+extern DWtype __negvdi2 (DWtype);
+
#if BITS_PER_UNIT == 8
extern DWtype __fixdfdi (DFtype);
extern DWtype __fixsfdi (SFtype);
extern DFtype __floatdidf (DWtype);
extern SFtype __floatdisf (DWtype);
-extern UWtype __fixunsdfsi (DFtype);
-extern UWtype __fixunssfsi (SFtype);
-extern DWtype __fixunsdfdi (DFtype);
-extern DWtype __fixunssfdi (SFtype);
+extern UWtype __fixunsdfSI (DFtype);
+extern UWtype __fixunssfSI (SFtype);
+extern DWtype __fixunsdfDI (DFtype);
+extern DWtype __fixunssfDI (SFtype);
#if LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96
extern DWtype __fixxfdi (XFtype);
-extern DWtype __fixunsxfdi (XFtype);
+extern DWtype __fixunsxfDI (XFtype);
extern XFtype __floatdixf (DWtype);
-extern UWtype __fixunsxfsi (XFtype);
+extern UWtype __fixunsxfSI (XFtype);
#endif
#if LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 128
-extern DWtype __fixunstfdi (TFtype);
+extern DWtype __fixunstfDI (TFtype);
extern DWtype __fixtfdi (TFtype);
extern TFtype __floatditf (DWtype);
#endif
#endif /* BITS_PER_UNIT == 8 */
-#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 __ffsdi2 __NDW(ffs,2)
-#define __cmpdi2 __NDW(cmp,2)
-#define __ucmpdi2 __NDW(ucmp,2)
-#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 __fixunsxfsi __NW(fixunsxf,)
-#define __fixunstfsi __NW(fixunstf,)
-#define __fixunsdfsi __NW(fixunsdf,)
-#define __fixunssfsi __NW(fixunssf,)
-
/* DWstructs are pairs of Wtype values in the order determined by
LIBGCC2_WORDS_BIG_ENDIAN. */
DWtype ll;
} DWunion;
-#if (defined (L_udivmoddi4) || defined (L_muldi3) || defined (L_udiv_w_sdiv)\
- || defined (L_divdi3) || defined (L_udivdi3) \
- || defined (L_moddi3) || defined (L_umoddi3))
-
#include "longlong.h"
-#endif /* udiv or mul */
-
-#endif /* __LIBGCC2_H__ */
+#endif /* ! GCC_LIBGCC2_H */
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