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2002-09-09 Jakub Jelinek <jakub@redhat.com> * include/math.h (__finite_internal, __finitef_internal, __finitel_internal, __isinf_internal, __isnan_internal): Remove. (isfinite): Remove. (__finite, __isinf, __isnan, __finitef, __isinff, __isnanf, __finitel, __isinfl, __isnanl): Add hidden_proto. (__fpclassify, __fpclassifyf, __fpclassifyl, __expm1l): Add libm_hidden_proto. * math/Makefile (libm-calls): Add s_isinf and s_isnan. * stdio-common/printf_fp.c (__printf_fp): Remove INTUSE from __is{inf,nan} calls. * stdio-common/printf_size.c (printf_size): Likewise. * sysdeps/generic/printf_fphex.c (__printf_fphex): Likewise. * sysdeps/generic/s_ldexp.c (__ldexp): Likewise. * sysdeps/generic/s_ldexpf.c (__ldexpf): Likewise. * sysdeps/generic/s_ldexpl.c (__ldexpl): Likewise. * sysdeps/generic/s_expm1l.c (__expm1l): Add libm_hidden_def. * sysdeps/i386/fpu/s_finite.S (__finite_internal): Remove alias. (__finite): Add hidden_def. * sysdeps/i386/fpu/s_finitef.S (__finitef_internal): Remove alias. (__finitef): Add hidden_def. * sysdeps/i386/fpu/s_finitel.S (__finitel_internal): Remove alias. (__finitel): Add hidden_def. * sysdeps/i386/fpu/s_isinfl.c (__isinfl): Remove INTDEF. Add hidden_def. * sysdeps/i386/fpu/s_isnanl.c (__isnanl): Likewise. * sysdeps/i386/fpu/s_fpclassifyl.c (__fpclassifyl): Add libm_hidden_def. * sysdeps/i386/fpu/s_expm1l.S (__expm1l): Likewise. * sysdeps/ieee754/dbl-64/s_finite.c (__finite): Remove INTDEF. Add hidden_def. * sysdeps/ieee754/dbl-64/s_isinf.c (__isinf): Likewise. (__isinfl): Remove INTDEF. * sysdeps/ieee754/dbl-64/s_isnan.c (__isnan): Remove INTDEF. Add hidden_def. (__isnanl): Remove INTDEF. * sysdeps/ieee754/dbl-64/s_fpclassify.c (__fpclassify): Add libm_hidden_def. * sysdeps/ieee754/dbl-64/e_lgamma_r.c (sin_pi): Use __sin and __cos instead of sin and cos. * sysdeps/ieee754/flt-32/s_finitef.c (__finitef): Remove INTDEF. Add hidden_def. * sysdeps/ieee754/flt-32/s_isinff.c (__isinff): Likewise. * sysdeps/ieee754/flt-32/s_isnanf.c (__isnanf): Likewise. * sysdeps/ieee754/flt-32/s_fpclassifyf.c (__fpclassifyf): Add libm_hidden_def. * sysdeps/ieee754/ldbl-128/s_finitel.c (__finitel): Remove INTDEF. Add hidden_def. * sysdeps/ieee754/ldbl-128/s_isinfl.c (__isinfl): Likewise. * sysdeps/ieee754/ldbl-128/s_isnanl.c (__isnanl): Likewise. * sysdeps/ieee754/ldbl-128/s_fpclassifyl.c (__fpclassifyl): Add libm_hidden_def. * sysdeps/ieee754/ldbl-128/s_expm1l.c (__expm1l): Add libm_hidden_def. * sysdeps/ieee754/ldbl-96/s_finitel.c (__finitel): Remove INTDEF. Add hidden_def. * sysdeps/ieee754/ldbl-96/s_isinfl.c (__isinfl): Likewise. * sysdeps/ieee754/ldbl-96/s_isnanl.c (__isnanl): Likewise. * sysdeps/ieee754/ldbl-96/s_fpclassifyl.c (__fpclassifyl): Add libm_hidden_def. * sysdeps/ia64/fpu/s_finite.S (__finite_internal, __finitef_internal, __finitel_internal): Remove aliases. (__finite, __finitef, __finitel): Add hidden_def. * sysdeps/ia64/fpu/s_isnan.S (__isnan_internal, __isnanf_internal, __isnanl_internal): Remove aliases. (__isnan, __isnanf, __isnanl): Add hidden_def. * sysdeps/ia64/fpu/s_isinf.S (__isinf_internal, __isinff_internal, __isinfl_internal): Remove aliases. (__isinf, __isinff, __isinfl): Add hidden_def. * sysdeps/ia64/fpu/s_fpclassify.S (__fpclassify, __fpclassifyf, __fpclassifyl): Add libm_hidden_def. * sysdeps/ia64/fpu/s_expm1l.S (__expm1l): Likewise. * sysdeps/m68k/s_isinfl.c (__isinfl): Remove INTDEF. Add hidden_def. * sysdeps/m68k/fpu/s_isinf.c (INTDEFX): Remove. (hidden_defx): Define and use. * sysdeps/m68k/fpu/s_fpclassifyl.c (__fpclassifyl): Add libm_hidden_def. * sysdeps/m68k/fpu/s_expm1l.c (__expm1l): Likewise. * sysdeps/m68k/s_isnanl.c (__isnanl): Add hidden_def. * sysdeps/powerpc/fpu/s_isnan.c (__isnan, __isnanf, __isnanl): Remove INTDEF. (__isnan, __isnanf): Add hidden_def. * sysdeps/x86_64/fpu/s_finitel.S (__finitel_internal): Remove alias. (__finitel): Add libm_hidden_def. * sysdeps/x86_64/fpu/s_expm1l.S (__expm1l): Likewise. * include/fenv.h (feraiseexcept, fesetenv): Add libm_hidden_proto. * sysdeps/alpha/fpu/fesetenv.c (fesetenv): Add libm_hidden_ver. * sysdeps/alpha/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/arm/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/arm/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/generic/fesetenv.c (fesetenv): Likewise. * sysdeps/generic/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/i386/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/i386/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/m68k/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/m68k/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/mips/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/mips/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/powerpc/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/powerpc/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/sparc/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/sparc/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/hppa/fpu/fesetenv.c (fesetenv): Add libm_hidden_def. * sysdeps/hppa/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/ia64/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/ia64/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/sh/sh4/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/sh/sh4/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/s390/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/s390/fpu/fraiseexcpt.c (feraiseexcept): Likewise. * sysdeps/x86_64/fpu/fesetenv.c (fesetenv): Likewise. * sysdeps/x86_64/fpu/fraiseexcpt.c (feraiseexcept): Likewise.
34 lines
696 B
C
34 lines
696 B
C
/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Changed to return -1 for -Inf by Ulrich Drepper <drepper@cygnus.com>.
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* Public domain.
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*/
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#if defined(LIBM_SCCS) && !defined(lint)
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static char rcsid[] = "$NetBSD: s_isinf.c,v 1.3 1995/05/11 23:20:14 jtc Exp $";
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#endif
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/*
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* isinf(x) returns 1 is x is inf, -1 if x is -inf, else 0;
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* no branching!
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*/
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#include "math.h"
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#include "math_private.h"
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int
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__isinf (double x)
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{
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int32_t hx,lx;
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EXTRACT_WORDS(hx,lx,x);
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lx |= (hx & 0x7fffffff) ^ 0x7ff00000;
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lx |= -lx;
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return ~(lx >> 31) & (hx >> 30);
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}
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hidden_def (__isinf)
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weak_alias (__isinf, isinf)
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#ifdef NO_LONG_DOUBLE
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strong_alias (__isinf, __isinfl)
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weak_alias (__isinf, isinfl)
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#endif
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