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author | Joseph Myers <joseph@codesourcery.com> | 2013-10-15 00:17:35 +0000 |
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committer | Joseph Myers <joseph@codesourcery.com> | 2013-10-15 00:17:35 +0000 |
commit | 1e14558915352b8324428be4e735df484861b3c6 (patch) | |
tree | 57c8da480295c0f32649297d9045f362bd2e30bb /soft-fp/extended.h | |
parent | 17c48a60b8f51e627fc1a1bc3805a80b7bdf6d8d (diff) | |
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soft-fp: fix vertical whitespace and indentation.
Diffstat (limited to 'soft-fp/extended.h')
-rw-r--r-- | soft-fp/extended.h | 603 |
1 files changed, 332 insertions, 271 deletions
diff --git a/soft-fp/extended.h b/soft-fp/extended.h index de8c20c0c8..e030b6ba98 100644 --- a/soft-fp/extended.h +++ b/soft-fp/extended.h @@ -69,128 +69,157 @@ typedef float XFtype __attribute__((mode(XF))); union _FP_UNION_E { - XFtype flt; - struct _FP_STRUCT_LAYOUT - { + XFtype flt; + struct _FP_STRUCT_LAYOUT + { # if __BYTE_ORDER == __BIG_ENDIAN - unsigned long pad1 : _FP_W_TYPE_SIZE; - unsigned long pad2 : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E); - unsigned long sign : 1; - unsigned long exp : _FP_EXPBITS_E; - unsigned long frac1 : _FP_W_TYPE_SIZE; - unsigned long frac0 : _FP_W_TYPE_SIZE; + unsigned long pad1 : _FP_W_TYPE_SIZE; + unsigned long pad2 : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E); + unsigned long sign : 1; + unsigned long exp : _FP_EXPBITS_E; + unsigned long frac1 : _FP_W_TYPE_SIZE; + unsigned long frac0 : _FP_W_TYPE_SIZE; # else - unsigned long frac0 : _FP_W_TYPE_SIZE; - unsigned long frac1 : _FP_W_TYPE_SIZE; - unsigned exp : _FP_EXPBITS_E; - unsigned sign : 1; + unsigned long frac0 : _FP_W_TYPE_SIZE; + unsigned long frac1 : _FP_W_TYPE_SIZE; + unsigned exp : _FP_EXPBITS_E; + unsigned sign : 1; # endif /* not bigendian */ - } bits __attribute__((packed)); + } bits __attribute__((packed)); }; # define FP_DECL_E(X) _FP_DECL(4,X) -# define FP_UNPACK_RAW_E(X, val) \ - do { \ - union _FP_UNION_E _flo; _flo.flt = (val); \ - \ - X##_f[2] = 0; X##_f[3] = 0; \ - X##_f[0] = _flo.bits.frac0; \ - X##_f[1] = _flo.bits.frac1; \ - X##_e = _flo.bits.exp; \ - X##_s = _flo.bits.sign; \ - } while (0) - -# define FP_UNPACK_RAW_EP(X, val) \ - do { \ - union _FP_UNION_E *_flo = \ - (union _FP_UNION_E *)(val); \ - \ - X##_f[2] = 0; X##_f[3] = 0; \ - X##_f[0] = _flo->bits.frac0; \ - X##_f[1] = _flo->bits.frac1; \ - X##_e = _flo->bits.exp; \ - X##_s = _flo->bits.sign; \ - } while (0) - -# define FP_PACK_RAW_E(val, X) \ - do { \ - union _FP_UNION_E _flo; \ - \ - if (X##_e) X##_f[1] |= _FP_IMPLBIT_E; \ - else X##_f[1] &= ~(_FP_IMPLBIT_E); \ - _flo.bits.frac0 = X##_f[0]; \ - _flo.bits.frac1 = X##_f[1]; \ - _flo.bits.exp = X##_e; \ - _flo.bits.sign = X##_s; \ - \ - (val) = _flo.flt; \ - } while (0) - -# define FP_PACK_RAW_EP(val, X) \ - do { \ - if (!FP_INHIBIT_RESULTS) \ - { \ - union _FP_UNION_E *_flo = \ - (union _FP_UNION_E *)(val); \ - \ - if (X##_e) X##_f[1] |= _FP_IMPLBIT_E; \ - else X##_f[1] &= ~(_FP_IMPLBIT_E); \ - _flo->bits.frac0 = X##_f[0]; \ - _flo->bits.frac1 = X##_f[1]; \ - _flo->bits.exp = X##_e; \ - _flo->bits.sign = X##_s; \ - } \ - } while (0) - -# define FP_UNPACK_E(X,val) \ - do { \ - FP_UNPACK_RAW_E(X,val); \ - _FP_UNPACK_CANONICAL(E,4,X); \ - } while (0) - -# define FP_UNPACK_EP(X,val) \ - do { \ - 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); \ - FP_PACK_RAW_E(val,X); \ - } while (0) - -# define FP_PACK_EP(val,X) \ - do { \ - _FP_PACK_CANONICAL(E,4,X); \ - 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_UNPACK_RAW_E(X, val) \ + do \ + { \ + union _FP_UNION_E _flo; \ + _flo.flt = (val); \ + \ + X##_f[2] = 0; \ + X##_f[3] = 0; \ + X##_f[0] = _flo.bits.frac0; \ + X##_f[1] = _flo.bits.frac1; \ + X##_e = _flo.bits.exp; \ + X##_s = _flo.bits.sign; \ + } \ + while (0) + +# define FP_UNPACK_RAW_EP(X, val) \ + do \ + { \ + union _FP_UNION_E *_flo = (union _FP_UNION_E *)(val); \ + \ + X##_f[2] = 0; \ + X##_f[3] = 0; \ + X##_f[0] = _flo->bits.frac0; \ + X##_f[1] = _flo->bits.frac1; \ + X##_e = _flo->bits.exp; \ + X##_s = _flo->bits.sign; \ + } \ + while (0) + +# define FP_PACK_RAW_E(val, X) \ + do \ + { \ + union _FP_UNION_E _flo; \ + \ + if (X##_e) \ + X##_f[1] |= _FP_IMPLBIT_E; \ + else \ + X##_f[1] &= ~(_FP_IMPLBIT_E); \ + _flo.bits.frac0 = X##_f[0]; \ + _flo.bits.frac1 = X##_f[1]; \ + _flo.bits.exp = X##_e; \ + _flo.bits.sign = X##_s; \ + \ + (val) = _flo.flt; \ + } \ + while (0) + +# define FP_PACK_RAW_EP(val, X) \ + do \ + { \ + if (!FP_INHIBIT_RESULTS) \ + { \ + union _FP_UNION_E *_flo = (union _FP_UNION_E *)(val); \ + \ + if (X##_e) \ + X##_f[1] |= _FP_IMPLBIT_E; \ + else \ + X##_f[1] &= ~(_FP_IMPLBIT_E); \ + _flo->bits.frac0 = X##_f[0]; \ + _flo->bits.frac1 = X##_f[1]; \ + _flo->bits.exp = X##_e; \ + _flo->bits.sign = X##_s; \ + } \ + } \ + while (0) + +# define FP_UNPACK_E(X,val) \ + do \ + { \ + FP_UNPACK_RAW_E(X,val); \ + _FP_UNPACK_CANONICAL(E,4,X); \ + } \ + while (0) + +# define FP_UNPACK_EP(X,val) \ + do \ + { \ + 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); \ + FP_PACK_RAW_E(val,X); \ + } \ + while (0) + +# define FP_PACK_EP(val,X) \ + do \ + { \ + _FP_PACK_CANONICAL(E,4,X); \ + 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) @@ -213,48 +242,50 @@ union _FP_UNION_E */ # define _FP_SQRT_MEAT_E(R, S, T, X, q) \ - do { \ - q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ - _FP_FRAC_SRL_4(X, (_FP_WORKBITS)); \ - while (q) \ - { \ - T##_f[1] = S##_f[1] + q; \ - if (T##_f[1] <= X##_f[1]) \ - { \ - S##_f[1] = T##_f[1] + q; \ - X##_f[1] -= T##_f[1]; \ - R##_f[1] += q; \ - } \ - _FP_FRAC_SLL_2(X, 1); \ - q >>= 1; \ - } \ - q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ - while (q) \ - { \ - T##_f[0] = S##_f[0] + q; \ - T##_f[1] = S##_f[1]; \ - if (T##_f[1] < X##_f[1] || \ - (T##_f[1] == X##_f[1] && \ - T##_f[0] <= X##_f[0])) \ - { \ - S##_f[0] = T##_f[0] + q; \ - S##_f[1] += (T##_f[0] > S##_f[0]); \ - _FP_FRAC_DEC_2(X, T); \ - R##_f[0] += q; \ - } \ - _FP_FRAC_SLL_2(X, 1); \ - q >>= 1; \ - } \ - _FP_FRAC_SLL_4(R, (_FP_WORKBITS)); \ - if (X##_f[0] | X##_f[1]) \ - { \ - if (S##_f[1] < X##_f[1] || \ - (S##_f[1] == X##_f[1] && \ - S##_f[0] < X##_f[0])) \ - R##_f[0] |= _FP_WORK_ROUND; \ - R##_f[0] |= _FP_WORK_STICKY; \ - } \ - } while (0) + do \ + { \ + q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ + _FP_FRAC_SRL_4(X, (_FP_WORKBITS)); \ + while (q) \ + { \ + T##_f[1] = S##_f[1] + q; \ + if (T##_f[1] <= X##_f[1]) \ + { \ + S##_f[1] = T##_f[1] + q; \ + X##_f[1] -= T##_f[1]; \ + R##_f[1] += q; \ + } \ + _FP_FRAC_SLL_2(X, 1); \ + q >>= 1; \ + } \ + q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ + while (q) \ + { \ + T##_f[0] = S##_f[0] + q; \ + T##_f[1] = S##_f[1]; \ + if (T##_f[1] < X##_f[1] \ + || (T##_f[1] == X##_f[1] \ + && T##_f[0] <= X##_f[0])) \ + { \ + S##_f[0] = T##_f[0] + q; \ + S##_f[1] += (T##_f[0] > S##_f[0]); \ + _FP_FRAC_DEC_2(X, T); \ + R##_f[0] += q; \ + } \ + _FP_FRAC_SLL_2(X, 1); \ + q >>= 1; \ + } \ + _FP_FRAC_SLL_4(R, (_FP_WORKBITS)); \ + if (X##_f[0] | X##_f[1]) \ + { \ + if (S##_f[1] < X##_f[1] \ + || (S##_f[1] == X##_f[1] \ + && S##_f[0] < X##_f[0])) \ + R##_f[0] |= _FP_WORK_ROUND; \ + R##_f[0] |= _FP_WORK_STICKY; \ + } \ + } \ + while (0) # 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) @@ -272,7 +303,8 @@ union _FP_UNION_E union _FP_UNION_E { XFtype flt; - struct _FP_STRUCT_LAYOUT { + struct _FP_STRUCT_LAYOUT + { # if __BYTE_ORDER == __BIG_ENDIAN _FP_W_TYPE pad : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E); unsigned sign : 1; @@ -288,103 +320,130 @@ union _FP_UNION_E # define FP_DECL_E(X) _FP_DECL(2,X) -# define FP_UNPACK_RAW_E(X, val) \ - do { \ - union _FP_UNION_E _flo; _flo.flt = (val); \ - \ - X##_f0 = _flo.bits.frac; \ - X##_f1 = 0; \ - X##_e = _flo.bits.exp; \ - X##_s = _flo.bits.sign; \ - } while (0) +# define FP_UNPACK_RAW_E(X, val) \ + do \ + { \ + union _FP_UNION_E _flo; \ + _flo.flt = (val); \ + \ + X##_f0 = _flo.bits.frac; \ + X##_f1 = 0; \ + X##_e = _flo.bits.exp; \ + X##_s = _flo.bits.sign; \ + } \ + while (0) # define FP_UNPACK_RAW_EP(X, val) \ - do { \ - union _FP_UNION_E *_flo = \ - (union _FP_UNION_E *)(val); \ - \ - X##_f0 = _flo->bits.frac; \ - X##_f1 = 0; \ - X##_e = _flo->bits.exp; \ - X##_s = _flo->bits.sign; \ - } while (0) - -# define FP_PACK_RAW_E(val, X) \ - do { \ - union _FP_UNION_E _flo; \ - \ - if (X##_e) X##_f0 |= _FP_IMPLBIT_E; \ - else X##_f0 &= ~(_FP_IMPLBIT_E); \ - _flo.bits.frac = X##_f0; \ - _flo.bits.exp = X##_e; \ - _flo.bits.sign = X##_s; \ + do \ + { \ + union _FP_UNION_E *_flo = (union _FP_UNION_E *)(val); \ \ - (val) = _flo.flt; \ - } while (0) + X##_f0 = _flo->bits.frac; \ + X##_f1 = 0; \ + X##_e = _flo->bits.exp; \ + X##_s = _flo->bits.sign; \ + } \ + while (0) + +# define FP_PACK_RAW_E(val, X) \ + do \ + { \ + union _FP_UNION_E _flo; \ + \ + if (X##_e) \ + X##_f0 |= _FP_IMPLBIT_E; \ + else \ + X##_f0 &= ~(_FP_IMPLBIT_E); \ + _flo.bits.frac = X##_f0; \ + _flo.bits.exp = X##_e; \ + _flo.bits.sign = X##_s; \ + \ + (val) = _flo.flt; \ + } \ + while (0) # define FP_PACK_RAW_EP(fs, val, X) \ - do { \ - if (!FP_INHIBIT_RESULTS) \ - { \ - union _FP_UNION_E *_flo = \ - (union _FP_UNION_E *)(val); \ + do \ + { \ + if (!FP_INHIBIT_RESULTS) \ + { \ + union _FP_UNION_E *_flo = (union _FP_UNION_E *)(val); \ \ - if (X##_e) X##_f0 |= _FP_IMPLBIT_E; \ - else X##_f0 &= ~(_FP_IMPLBIT_E); \ - _flo->bits.frac = X##_f0; \ - _flo->bits.exp = X##_e; \ - _flo->bits.sign = X##_s; \ - } \ - } while (0) - - -# define FP_UNPACK_E(X,val) \ - do { \ - FP_UNPACK_RAW_E(X,val); \ - _FP_UNPACK_CANONICAL(E,2,X); \ - } while (0) - -# define FP_UNPACK_EP(X,val) \ - do { \ - FP_UNPACK_RAW_EP(X,val); \ - _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); \ - FP_PACK_RAW_E(val,X); \ - } while (0) - -# define FP_PACK_EP(val,X) \ - do { \ - _FP_PACK_CANONICAL(E,2,X); \ - 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) + if (X##_e) \ + X##_f0 |= _FP_IMPLBIT_E; \ + else \ + X##_f0 &= ~(_FP_IMPLBIT_E); \ + _flo->bits.frac = X##_f0; \ + _flo->bits.exp = X##_e; \ + _flo->bits.sign = X##_s; \ + } \ + } \ + while (0) + + +# define FP_UNPACK_E(X,val) \ + do \ + { \ + FP_UNPACK_RAW_E(X,val); \ + _FP_UNPACK_CANONICAL(E,2,X); \ + } \ + while (0) + +# define FP_UNPACK_EP(X,val) \ + do \ + { \ + FP_UNPACK_RAW_EP(X,val); \ + _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); \ + FP_PACK_RAW_E(val,X); \ + } \ + while (0) + +# define FP_PACK_EP(val,X) \ + do \ + { \ + _FP_PACK_CANONICAL(E,2,X); \ + 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) @@ -404,29 +463,31 @@ union _FP_UNION_E * have to. */ # define _FP_SQRT_MEAT_E(R, S, T, X, q) \ - do { \ - q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ - _FP_FRAC_SRL_2(X, (_FP_WORKBITS)); \ - while (q) \ - { \ - T##_f0 = S##_f0 + q; \ - if (T##_f0 <= X##_f0) \ - { \ - S##_f0 = T##_f0 + q; \ - X##_f0 -= T##_f0; \ - R##_f0 += q; \ - } \ - _FP_FRAC_SLL_1(X, 1); \ - q >>= 1; \ - } \ - _FP_FRAC_SLL_2(R, (_FP_WORKBITS)); \ - if (X##_f0) \ - { \ - if (S##_f0 < X##_f0) \ - R##_f0 |= _FP_WORK_ROUND; \ - R##_f0 |= _FP_WORK_STICKY; \ - } \ - } while (0) + do \ + { \ + q = (_FP_W_TYPE)1 << (_FP_W_TYPE_SIZE - 1); \ + _FP_FRAC_SRL_2(X, (_FP_WORKBITS)); \ + while (q) \ + { \ + T##_f0 = S##_f0 + q; \ + if (T##_f0 <= X##_f0) \ + { \ + S##_f0 = T##_f0 + q; \ + X##_f0 -= T##_f0; \ + R##_f0 += q; \ + } \ + _FP_FRAC_SLL_1(X, 1); \ + q >>= 1; \ + } \ + _FP_FRAC_SLL_2(R, (_FP_WORKBITS)); \ + if (X##_f0) \ + { \ + if (S##_f0 < X##_f0) \ + R##_f0 |= _FP_WORK_ROUND; \ + R##_f0 |= _FP_WORK_STICKY; \ + } \ + } \ + while (0) # 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) |