diff options
Diffstat (limited to 'soft-fp/extended.h')
| -rw-r--r-- | soft-fp/extended.h | 77 |
1 files changed, 71 insertions, 6 deletions
diff --git a/soft-fp/extended.h b/soft-fp/extended.h index 2edcbd0..bbf3942 100644 --- a/soft-fp/extended.h +++ b/soft-fp/extended.h @@ -1,6 +1,6 @@ /* Software floating-point emulation. Definitions for IEEE Extended Precision. - Copyright (C) 1999 Free Software Foundation, Inc. + Copyright (C) 1999,2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek (jj@ultra.linux.cz). @@ -9,6 +9,15 @@ License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file into + combinations with other programs, and to distribute those + combinations without any restriction coming from the use of this + file. (The Lesser General Public License restrictions do apply in + other respects; for example, they cover modification of the file, + and distribution when not linked into a combine executable.) + 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 @@ -16,8 +25,8 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ + Software Foundation, 51 Franklin Street, Fifth Floor, Boston, + MA 02110-1301, USA. */ #if _FP_W_TYPE_SIZE < 32 #error "Here's a nickel, kid. Go buy yourself a real computer." @@ -39,16 +48,22 @@ #define _FP_QNANBIT_E \ ((_FP_W_TYPE)1 << (_FP_FRACBITS_E-2) % _FP_W_TYPE_SIZE) +#define _FP_QNANBIT_SH_E \ + ((_FP_W_TYPE)1 << (_FP_FRACBITS_E-2+_FP_WORKBITS) % _FP_W_TYPE_SIZE) #define _FP_IMPLBIT_E \ ((_FP_W_TYPE)1 << (_FP_FRACBITS_E-1) % _FP_W_TYPE_SIZE) +#define _FP_IMPLBIT_SH_E \ + ((_FP_W_TYPE)1 << (_FP_FRACBITS_E-1+_FP_WORKBITS) % _FP_W_TYPE_SIZE) #define _FP_OVERFLOW_E \ ((_FP_W_TYPE)1 << (_FP_WFRACBITS_E % _FP_W_TYPE_SIZE)) +typedef float XFtype __attribute__((mode(XF))); + #if _FP_W_TYPE_SIZE < 64 union _FP_UNION_E { - long double flt; + XFtype flt; struct { #if __BYTE_ORDER == __BIG_ENDIAN @@ -143,10 +158,22 @@ union _FP_UNION_E #define FP_UNPACK_EP(X,val) \ do { \ - FP_UNPACK_RAW_2_P(X,val); \ + FP_UNPACK_RAW_EP(X,val); \ _FP_UNPACK_CANONICAL(E,4,X); \ } while (0) +#define FP_UNPACK_SEMIRAW_E(X,val) \ + do { \ + _FP_UNPACK_RAW_E(X,val); \ + _FP_UNPACK_SEMIRAW(E,4,X); \ + } while (0) + +#define FP_UNPACK_SEMIRAW_EP(X,val) \ + do { \ + _FP_UNPACK_RAW_EP(X,val); \ + _FP_UNPACK_SEMIRAW(E,4,X); \ + } while (0) + #define FP_PACK_E(val,X) \ do { \ _FP_PACK_CANONICAL(E,4,X); \ @@ -159,6 +186,18 @@ union _FP_UNION_E FP_PACK_RAW_EP(val,X); \ } while (0) +#define FP_PACK_SEMIRAW_E(val,X) \ + do { \ + _FP_PACK_SEMIRAW(E,4,X); \ + _FP_PACK_RAW_E(val,X); \ + } while (0) + +#define FP_PACK_SEMIRAW_EP(val,X) \ + do { \ + _FP_PACK_SEMIRAW(E,4,X); \ + _FP_PACK_RAW_EP(val,X); \ + } while (0) + #define FP_ISSIGNAN_E(X) _FP_ISSIGNAN(E,4,X) #define FP_NEG_E(R,X) _FP_NEG(E,4,R,X) #define FP_ADD_E(R,X,Y) _FP_ADD(E,4,R,X,Y) @@ -224,6 +263,7 @@ union _FP_UNION_E #define FP_CMP_E(r,X,Y,un) _FP_CMP(E,4,r,X,Y,un) #define FP_CMP_EQ_E(r,X,Y) _FP_CMP_EQ(E,4,r,X,Y) +#define FP_CMP_UNORD_E(r,X,Y) _FP_CMP_UNORD(E,4,r,X,Y) #define FP_TO_INT_E(r,X,rsz,rsg) _FP_TO_INT(E,4,r,X,rsz,rsg) #define FP_FROM_INT_E(X,r,rs,rt) _FP_FROM_INT(E,4,X,r,rs,rt) @@ -234,7 +274,7 @@ union _FP_UNION_E #else /* not _FP_W_TYPE_SIZE < 64 */ union _FP_UNION_E { - long double flt /* __attribute__((mode(TF))) */ ; + XFtype flt; struct { #if __BYTE_ORDER == __BIG_ENDIAN unsigned long pad : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E); @@ -323,6 +363,18 @@ union _FP_UNION_E _FP_UNPACK_CANONICAL(E,2,X); \ } while (0) +#define FP_UNPACK_SEMIRAW_E(X,val) \ + do { \ + _FP_UNPACK_RAW_E(X,val); \ + _FP_UNPACK_SEMIRAW(E,2,X); \ + } while (0) + +#define FP_UNPACK_SEMIRAW_EP(X,val) \ + do { \ + _FP_UNPACK_RAW_EP(X,val); \ + _FP_UNPACK_SEMIRAW(E,2,X); \ + } while (0) + #define FP_PACK_E(val,X) \ do { \ _FP_PACK_CANONICAL(E,2,X); \ @@ -335,6 +387,18 @@ union _FP_UNION_E FP_PACK_RAW_EP(val,X); \ } while (0) +#define FP_PACK_SEMIRAW_E(val,X) \ + do { \ + _FP_PACK_SEMIRAW(E,2,X); \ + _FP_PACK_RAW_E(val,X); \ + } while (0) + +#define FP_PACK_SEMIRAW_EP(val,X) \ + do { \ + _FP_PACK_SEMIRAW(E,2,X); \ + _FP_PACK_RAW_EP(val,X); \ + } while (0) + #define FP_ISSIGNAN_E(X) _FP_ISSIGNAN(E,2,X) #define FP_NEG_E(R,X) _FP_NEG(E,2,R,X) #define FP_ADD_E(R,X,Y) _FP_ADD(E,2,R,X,Y) @@ -378,6 +442,7 @@ union _FP_UNION_E #define FP_CMP_E(r,X,Y,un) _FP_CMP(E,2,r,X,Y,un) #define FP_CMP_EQ_E(r,X,Y) _FP_CMP_EQ(E,2,r,X,Y) +#define FP_CMP_UNORD_E(r,X,Y) _FP_CMP_UNORD(E,2,r,X,Y) #define FP_TO_INT_E(r,X,rsz,rsg) _FP_TO_INT(E,2,r,X,rsz,rsg) #define FP_FROM_INT_E(X,r,rs,rt) _FP_FROM_INT(E,2,X,r,rs,rt) |