patch-2.3.16 linux/arch/sparc64/math-emu/double.h
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- Lines: 198
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.3.15/linux/arch/sparc64/math-emu/double.h
- Orig date:
Sat May 29 11:09:04 1999
diff -u --recursive --new-file v2.3.15/linux/arch/sparc64/math-emu/double.h linux/arch/sparc64/math-emu/double.h
@@ -1,197 +0,0 @@
-/* Software floating-point emulation.
- Definitions for IEEE Double Precision
- Copyright (C) 1997,1998,1999 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Richard Henderson (rth@cygnus.com),
- Jakub Jelinek (jj@ultra.linux.cz),
- David S. Miller (davem@redhat.com) and
- Peter Maydell (pmaydell@chiark.greenend.org.uk).
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc.,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#if _FP_W_TYPE_SIZE < 32
-#error "Here's a nickel kid. Go buy yourself a real computer."
-#endif
-
-#if _FP_W_TYPE_SIZE < 64
-#define _FP_FRACTBITS_D (2 * _FP_W_TYPE_SIZE)
-#else
-#define _FP_FRACTBITS_D _FP_W_TYPE_SIZE
-#endif
-
-#define _FP_FRACBITS_D 53
-#define _FP_FRACXBITS_D (_FP_FRACTBITS_D - _FP_FRACBITS_D)
-#define _FP_WFRACBITS_D (_FP_WORKBITS + _FP_FRACBITS_D)
-#define _FP_WFRACXBITS_D (_FP_FRACTBITS_D - _FP_WFRACBITS_D)
-#define _FP_EXPBITS_D 11
-#define _FP_EXPBIAS_D 1023
-#define _FP_EXPMAX_D 2047
-
-#define _FP_QNANBIT_D \
- ((_FP_W_TYPE)1 << (_FP_FRACBITS_D-2) % _FP_W_TYPE_SIZE)
-#define _FP_IMPLBIT_D \
- ((_FP_W_TYPE)1 << (_FP_FRACBITS_D-1) % _FP_W_TYPE_SIZE)
-#define _FP_OVERFLOW_D \
- ((_FP_W_TYPE)1 << _FP_WFRACBITS_D % _FP_W_TYPE_SIZE)
-
-#if _FP_W_TYPE_SIZE < 64
-
-union _FP_UNION_D
-{
- double flt;
- struct {
-#if __BYTE_ORDER == __BIG_ENDIAN
- unsigned sign : 1;
- unsigned exp : _FP_EXPBITS_D;
- unsigned frac1 : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0) - _FP_W_TYPE_SIZE;
- unsigned frac0 : _FP_W_TYPE_SIZE;
-#else
- unsigned frac0 : _FP_W_TYPE_SIZE;
- unsigned frac1 : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0) - _FP_W_TYPE_SIZE;
- unsigned exp : _FP_EXPBITS_D;
- unsigned sign : 1;
-#endif
- } bits __attribute__((packed));
-};
-
-#define FP_DECL_D(X) _FP_DECL(2,X)
-#define FP_UNPACK_RAW_D(X,val) _FP_UNPACK_RAW_2(D,X,val)
-#define FP_UNPACK_RAW_DP(X,val) _FP_UNPACK_RAW_2_P(D,X,val)
-#define FP_PACK_RAW_D(val,X) _FP_PACK_RAW_2(D,val,X)
-#define FP_PACK_RAW_DP(val,X) \
- do { \
- if (!FP_INHIBIT_RESULTS) \
- _FP_PACK_RAW_2_P(D,val,X); \
- } while (0)
-
-#define FP_UNPACK_D(X,val) \
- do { \
- _FP_UNPACK_RAW_2(D,X,val); \
- _FP_UNPACK_CANONICAL(D,2,X); \
- } while (0)
-
-#define FP_UNPACK_DP(X,val) \
- do { \
- _FP_UNPACK_RAW_2_P(D,X,val); \
- _FP_UNPACK_CANONICAL(D,2,X); \
- } while (0)
-
-#define FP_PACK_D(val,X) \
- do { \
- _FP_PACK_CANONICAL(D,2,X); \
- _FP_PACK_RAW_2(D,val,X); \
- } while (0)
-
-#define FP_PACK_DP(val,X) \
- do { \
- _FP_PACK_CANONICAL(D,2,X); \
- if (!FP_INHIBIT_RESULTS) \
- _FP_PACK_RAW_2_P(D,val,X); \
- } while (0)
-
-#define FP_ISSIGNAN_D(X) _FP_ISSIGNAN(D,2,X)
-#define FP_NEG_D(R,X) _FP_NEG(D,2,R,X)
-#define FP_ADD_D(R,X,Y) _FP_ADD(D,2,R,X,Y)
-#define FP_SUB_D(R,X,Y) _FP_SUB(D,2,R,X,Y)
-#define FP_MUL_D(R,X,Y) _FP_MUL(D,2,R,X,Y)
-#define FP_DIV_D(R,X,Y) _FP_DIV(D,2,R,X,Y)
-#define FP_SQRT_D(R,X) _FP_SQRT(D,2,R,X)
-#define _FP_SQRT_MEAT_D(R,S,T,X,Q) _FP_SQRT_MEAT_2(R,S,T,X,Q)
-
-#define FP_CMP_D(r,X,Y,un) _FP_CMP(D,2,r,X,Y,un)
-#define FP_CMP_EQ_D(r,X,Y) _FP_CMP_EQ(D,2,r,X,Y)
-
-#define FP_TO_INT_D(r,X,rsz,rsg) _FP_TO_INT(D,2,r,X,rsz,rsg)
-#define FP_FROM_INT_D(X,r,rs,rt) _FP_FROM_INT(D,2,X,r,rs,rt)
-
-#define _FP_FRAC_HIGH_D(X) _FP_FRAC_HIGH_2(X)
-#define _FP_FRAC_HIGH_RAW_D(X) _FP_FRAC_HIGH_2(X)
-
-#else
-
-union _FP_UNION_D
-{
- double flt;
- struct {
-#if __BYTE_ORDER == __BIG_ENDIAN
- unsigned sign : 1;
- unsigned exp : _FP_EXPBITS_D;
- unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
-#else
- unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
- unsigned exp : _FP_EXPBITS_D;
- unsigned sign : 1;
-#endif
- } bits __attribute__((packed));
-};
-
-#define FP_DECL_D(X) _FP_DECL(1,X)
-#define FP_UNPACK_RAW_D(X,val) _FP_UNPACK_RAW_1(D,X,val)
-#define FP_UNPACK_RAW_DP(X,val) _FP_UNPACK_RAW_1_P(D,X,val)
-#define FP_PACK_RAW_D(val,X) _FP_PACK_RAW_1(D,val,X)
-#define FP_PACK_RAW_DP(val,X) \
- do { \
- if (!FP_INHIBIT_RESULTS) \
- _FP_PACK_RAW_1_P(D,val,X); \
- } while (0)
-
-#define FP_UNPACK_D(X,val) \
- do { \
- _FP_UNPACK_RAW_1(D,X,val); \
- _FP_UNPACK_CANONICAL(D,1,X); \
- } while (0)
-
-#define FP_UNPACK_DP(X,val) \
- do { \
- _FP_UNPACK_RAW_1_P(D,X,val); \
- _FP_UNPACK_CANONICAL(D,1,X); \
- } while (0)
-
-#define FP_PACK_D(val,X) \
- do { \
- _FP_PACK_CANONICAL(D,1,X); \
- _FP_PACK_RAW_1(D,val,X); \
- } while (0)
-
-#define FP_PACK_DP(val,X) \
- do { \
- _FP_PACK_CANONICAL(D,1,X); \
- if (!FP_INHIBIT_RESULTS) \
- _FP_PACK_RAW_1_P(D,val,X); \
- } while (0)
-
-#define FP_ISSIGNAN_D(X) _FP_ISSIGNAN(D,1,X)
-#define FP_NEG_D(R,X) _FP_NEG(D,1,R,X)
-#define FP_ADD_D(R,X,Y) _FP_ADD(D,1,R,X,Y)
-#define FP_SUB_D(R,X,Y) _FP_SUB(D,1,R,X,Y)
-#define FP_MUL_D(R,X,Y) _FP_MUL(D,1,R,X,Y)
-#define FP_DIV_D(R,X,Y) _FP_DIV(D,1,R,X,Y)
-#define FP_SQRT_D(R,X) _FP_SQRT(D,1,R,X)
-#define _FP_SQRT_MEAT_D(R,S,T,X,Q) _FP_SQRT_MEAT_1(R,S,T,X,Q)
-
-/* The implementation of _FP_MUL_D and _FP_DIV_D should be chosen by
- the target machine. */
-
-#define FP_CMP_D(r,X,Y,un) _FP_CMP(D,1,r,X,Y,un)
-#define FP_CMP_EQ_D(r,X,Y) _FP_CMP_EQ(D,1,r,X,Y)
-
-#define FP_TO_INT_D(r,X,rsz,rsg) _FP_TO_INT(D,1,r,X,rsz,rsg)
-#define FP_FROM_INT_D(X,r,rs,rt) _FP_FROM_INT(D,1,X,r,rs,rt)
-
-#define _FP_FRAC_HIGH_D(X) _FP_FRAC_HIGH_1(X)
-#define _FP_FRAC_HIGH_RAW_D(X) _FP_FRAC_HIGH_1(X)
-
-#endif /* W_TYPE_SIZE < 64 */
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