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BYTE_ORDER and ENDIAN detection

This commit is contained in:
Viral B. Shah 2011-08-13 10:22:37 +05:30
parent d56dca3664
commit d8bc4c085d
2 changed files with 31 additions and 224 deletions
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22
include/fpmath.h
View File

@ -27,6 +27,7 @@
* $FreeBSD: src/lib/libc/include/fpmath.h,v 1.4 2008/12/23 22:20:59 marcel Exp $
*/
// Currently assumes Intel platform
#ifdef __LP64__
#include "amd64_fpmath.h"
#else
@ -36,10 +37,31 @@
#ifdef __linux
#include <features.h>
#include <endian.h>
#define _LITTLE_ENDIAN __LITTLE_ENDIAN
#define _BIG_ENDIAN __BIG_ENDIAN
#define _PDP_ENDIAN __PDP_ENDIAN
#define _BYTE_ORDER __BYTE_ORDER
#endif
#ifdef __APPLE__
#include <machine/endian.h>
#define _LITTLE_ENDIAN LITTLE_ENDIAN
#define _BIG_ENDIAN BIG_ENDIAN
#define _PDP_ENDIAN PDP_ENDIAN
#define _BYTE_ORDER BYTE_ORDER
#endif
#ifdef WIN32
#define _LITTLE_ENDIAN 1234
#define _BIG_ENDIAN 4321
#define _PDP_ENDIAN 3412
#define _BYTE_ORDER __LITTLE_ENDIAN
#define _FLOAT_WORD_ORDER __LITTLE_ENDIAN
#define LITTLE_ENDIAN __LITTLE_ENDIAN
#define BIG_ENDIAN __BIG_ENDIAN
#define PDP_ENDIAN __PDP_ENDIAN
#define BYTE_ORDER __BYTE_ORDER
#endif
#ifndef _IEEE_WORD_ORDER

233
src/err
View File

@ -75,14 +75,6 @@ In file included from e_coshf.c:20:
#define __ieee754_expf expf
^
3 warnings generated.
In file included from e_fmodl.c:19:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
e_gamma.c:32:9: warning: implicit declaration of function 'gamma_r' is invalid in C99 [-Wimplicit-function-declaration]
return __ieee754_gamma_r(x,&signgam);
^
@ -127,13 +119,6 @@ In file included from e_hypotf.c:20:
^
e_hypotf.c:70:11: note: please include the header <math.h> or explicitly provide a declaration for 'sqrtf'
2 warnings generated.
In file included from e_hypotl.c:20:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
e_hypotl.c:74:6: warning: implicit declaration of function 'fabsl' is invalid in C99 [-Wimplicit-function-declaration]
a = fabsl(a);
^
@ -141,7 +126,7 @@ e_hypotl.c:120:11: warning: implicitly declaring C library function 'sqrtl' with
w = sqrtl(t1*t1-(b*(-b)-t2*(a+t1)));
^
e_hypotl.c:120:11: note: please include the header <math.h> or explicitly provide a declaration for 'sqrtl'
2 warnings and 1 error generated.
2 warnings generated.
e_j0f.c:50:6: warning: implicit declaration of function 'fabsf' is invalid in C99 [-Wimplicit-function-declaration]
x = fabsf(x);
^
@ -383,17 +368,10 @@ In file included from e_sinhf.c:20:
#define __ieee754_expf expf
^
3 warnings generated.
In file included from e_sqrtl.c:33:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
e_sqrtl.c:68:14: warning: pragma STDC FENV_ACCESS ON is not supported, ignoring pragma [-Wunknown-pragmas]
#pragma STDC FENV_ACCESS ON
^
1 warning and 1 error generated.
1 warning generated.
k_rem_pio2.c:327:7: warning: implicit declaration of function 'scalbn' is invalid in C99 [-Wimplicit-function-declaration]
z = scalbn(z,q0); /* actual value of z */
^
@ -444,14 +422,6 @@ s_cbrt.c:42:6: error: unknown type name 'uint64_t'
uint64_t bits;
^
1 error generated.
In file included from s_ceill.c:30:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_cimag.c:35:8: error: unknown type name 'double_complex'
const double_complex z1 = { .f = z };
^
@ -485,14 +455,6 @@ s_conjl.c:37:10: warning: implicit declaration of function 'cpackl' is invalid i
return (cpackl(creall(z), -cimagl(z)));
^
1 warning generated.
In file included from s_copysignl.c:31:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_cosf.c:33:12: error: use of undeclared identifier 'M_PI_2'
c1pio2 = 1*M_PI_2, /* 0x3FF921FB, 0x54442D18 */
^
@ -627,14 +589,6 @@ In file included from s_erff.c:20:
#define __ieee754_expf expf
^
2 warnings generated.
In file included from s_fabsl.c:33:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_fdim.c:44:1: warning: implicit declaration of function 'isnan' is invalid in C99 [-Wimplicit-function-declaration]
DECL(double, fdim)
^
@ -642,14 +596,6 @@ s_fdim.c:37:6: note: instantiated from:
if (isnan(x)) \
^
1 warning generated.
In file included from s_floorl.c:30:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_fma.c:72:7: warning: implicit declaration of function 'isfinite' is invalid in C99 [-Wimplicit-function-declaration]
if (!isfinite(x) || !isfinite(y))
^
@ -712,62 +658,6 @@ s_fmal.c:179:14: warning: implicit declaration of function 'copysignl' is invali
p = ldexpl(copysignl(0x1p-16382L, r), -spread);
^
7 warnings and 4 errors generated.
In file included from s_fmax.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_fmaxf.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_fmaxl.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_fmin.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_fminf.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_fminl.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_frexpl.c:32:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_ilogb.c:36:10: error: use of undeclared identifier 'FP_ILOGB0'
return FP_ILOGB0;
^
@ -782,50 +672,20 @@ s_ilogbf.c:38:33: error: use of undeclared identifier 'FP_ILOGBNAN'
else if (hx>0x7f800000) return FP_ILOGBNAN;
^
2 errors generated.
In file included from s_ilogbl.c:20:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
s_ilogbl.c:32:12: error: use of undeclared identifier 'FP_ILOGB0'
return (FP_ILOGB0);
^
s_ilogbl.c:50:11: error: use of undeclared identifier 'FP_ILOGBNAN'
return (FP_ILOGBNAN);
^
3 errors generated.
In file included from s_isfinite.c:31:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_isnan.c:31:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
2 errors generated.
s_isnan.c:64:1: warning: type specifier missing, defaults to 'int' [-Wimplicit-int]
__weak_reference(__isnanf, isnanf);
^~~~~~~~~~~~~~~~
s_isnan.c:64:18: error: a parameter list without types is only allowed in a function definition
__weak_reference(__isnanf, isnanf);
^
1 warning and 2 errors generated.
In file included from s_isnormal.c:31:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
1 warning and 1 error generated.
In file included from s_llrint.c:9:
./s_lrint.c:53:13: warning: implicit declaration of function 'rint' is invalid in C99 [-Wimplicit-function-declaration]
d = (dtype)roundit(x);
@ -869,14 +729,6 @@ s_logbf.c:31:31: warning: implicit declaration of function 'fabsf' is invalid in
if(ix==0) return (float)-1.0/fabsf(x);
^
1 warning generated.
In file included from s_logbl.c:21:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
s_lrint.c:53:13: warning: implicit declaration of function 'rint' is invalid in C99 [-Wimplicit-function-declaration]
d = (dtype)roundit(x);
^
@ -914,13 +766,6 @@ In file included from s_lroundl.c:11:
#include <sys/limits.h>
^
1 error generated.
In file included from s_modfl.c:43:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
s_modfl.c:70:9: error: use of undeclared identifier 'uint32_t'
if ((GETFRAC(ux.bits.manh, HIBITS - 1 - e) |
^
@ -939,7 +784,7 @@ s_modfl.c:51:38: note: instantiated from:
s_modfl.c:48:16: note: instantiated from:
#define MASK ((uint32_t)-1)
^
3 errors generated.
2 errors generated.
s_nan.c:29:10: fatal error: 'sys/endian.h' file not found
#include <sys/endian.h>
^
@ -963,58 +808,21 @@ s_nearbyint.c:55:31: note: instantiated from:
DECL(long double, nearbyintl, rintl)
^
3 warnings generated.
In file included from s_nextafterl.c:25:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
s_nextafterl.c:80:1: warning: type specifier missing, defaults to 'int' [-Wimplicit-int]
__strong_reference(nextafterl, nexttowardl);
^~~~~~~~~~~~~~~~~~
s_nextafterl.c:80:20: error: a parameter list without types is only allowed in a function definition
__strong_reference(nextafterl, nexttowardl);
^
1 warning and 2 errors generated.
In file included from s_nexttoward.c:24:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
In file included from s_nexttowardf.c:17:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
1 warning and 1 error generated.
s_remquof.c:106:6: warning: implicit declaration of function 'fabsf' is invalid in C99 [-Wimplicit-function-declaration]
y = fabsf(y);
^
1 warning generated.
In file included from s_remquol.c:19:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
s_remquol.c:159:6: warning: implicit declaration of function 'fabsl' is invalid in C99 [-Wimplicit-function-declaration]
y = fabsl(y);
^
1 warning and 1 error generated.
In file included from s_rintl.c:33:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 warning generated.
s_rintl.c:58:2: error: use of undeclared identifier 'uint32_t'
uint32_t expsign;
^
@ -1027,7 +835,7 @@ s_rintl.c:63:7: error: use of undeclared identifier 'expsign'
s_rintl.c:70:9: error: use of undeclared identifier 'expsign'
sign = expsign >> 15;
^
5 errors generated.
4 errors generated.
s_round.c:37:7: warning: implicit declaration of function 'isfinite' is invalid in C99 [-Wimplicit-function-declaration]
if (!isfinite(x))
^
@ -1070,13 +878,6 @@ s_scalbnf.c:58:20: error: a parameter list without types is only allowed in a fu
__strong_reference(scalbnf, ldexpf);
^
2 warnings and 1 error generated.
In file included from s_scalbnl.c:34:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
s_scalbnl.c:59:38: warning: implicit declaration of function 'copysignl' is invalid in C99 [-Wimplicit-function-declaration]
if (k >= 0x7fff) return huge*copysignl(huge,x); /* overflow */
^
@ -1089,15 +890,7 @@ __strong_reference(scalbnl, ldexpl);
s_scalbnl.c:71:20: error: a parameter list without types is only allowed in a function definition
__strong_reference(scalbnl, ldexpl);
^
3 warnings and 2 errors generated.
In file included from s_signbit.c:31:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
3 warnings and 1 error generated.
s_significand.c:28:9: warning: implicit declaration of function 'scalb' is invalid in C99 [-Wimplicit-function-declaration]
return __ieee754_scalb(x,(double) -ilogb(x));
^
@ -1169,14 +962,6 @@ s_tgammaf.c:42:10: warning: implicit declaration of function 'tgamma' is invalid
return (tgamma(x));
^
1 warning generated.
In file included from s_truncl.c:30:
../include/fpmath.h:78:16: error: duplicate member 'manl'
unsigned int manl :32;
^
../include/fpmath.h:72:16: note: previous declaration is here
unsigned int manl :32;
^
1 error generated.
w_cabs.c:18:9: warning: implicit declaration of function 'hypot' is invalid in C99 [-Wimplicit-function-declaration]
return hypot(creal(z), cimag(z));
^