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d2c2c1328b
* libc/include/math.h (HUGE_VALF, HUGE_VALL): New.
* libm/common/Makefile.am: Add s_infconst.c support.
* libm/common/Makefile.in: Regenerated.
* libm/common/s_infconst.c: New file with float and
long double infinity support added.
* libm/math/Makefile.am: Remove s_infconst.c support.
* libm/math/Makefile.in: Regenerated.
* libm/math/s_infconst.c: Moved to common directory.
* libm/mathfp/Makefile.am: Remove s_infconst.c support.
* libm/mathfp/Makefile.in: Regenerated.
* libm/mathfp/s_infconst.c: Moved to common directory.
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* Infinity as a constant value. This is used for HUGE_VAL.
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* Added by Cygnus Support.
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*/
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#include <float.h>
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#include "fdlibm.h"
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/* Float version of infinity. */
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const union __fmath __infinityf[1] = {{{0x7f800000}}};
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/* Double version of infinity. */
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#ifndef _DOUBLE_IS_32BITS
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#ifdef __IEEE_BIG_ENDIAN
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const union __dmath __infinity[1] = {{{0x7ff00000, 0}}};
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#else
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const union __dmath __infinity[1] = {{{0, 0x7ff00000}}};
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#endif
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#else /* defined (_DOUBLE_IS_32BITS) */
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const union __dmath __infinity[1] = {{{0x7f800000, 0}}};
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#endif /* defined (_DOUBLE_IS_32BITS) */
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/* Long double version of infinity. */
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#ifdef __IEEE_BIG_ENDIAN
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#if LDBL_MANT_DIG == 24
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const union __ldmath __infinityld[1] = {{{0x7f800000, 0, 0, 0}}};
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#elif LDBL_MANT_DIG == 53
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const union __ldmath __infinityld[1] = {{{0x7ff00000, 0, 0, 0}}};
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#else
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const union __ldmath __infinityld[1] = {{{0x7fff0000, 0, 0, 0}}};
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#endif /* LDBL_MANT_DIG size */
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#else /* __IEEE_LITTLE_ENDIAN */
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#if LDBL_MANT_DIG == 24
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const union __ldmath __infinityld[1] = {{{0x7f800000, 0, 0, 0}}};
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#elif LDBL_MANT_DIG == 53
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const union __ldmath __infinityld[1] = {{{0, 0x7ff00000, 0, 0}}};
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#else
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const union __ldmath __infinityld[1] = {{{0, 0x80000000, 0x00007fff, 0}}};
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#endif /* LDBL_MANT_DIG size */
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#endif /* __IEEE_LITTLE_ENDIAN */
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