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soft-fp: fix vertical whitespace and indentation.

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This commit is contained in:
Joseph Myers
2013-10-15 00:17:35 +00:00
parent 17c48a60b8
commit 1e14558915
86 changed files with 3797 additions and 3218 deletions
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561
soft-fp/extended.h
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@@ -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_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_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_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_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_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_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_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_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_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_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_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_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); \
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)
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_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)
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_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_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_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_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_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_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_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_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)