diff options
Diffstat (limited to 'sysdeps/ieee754')
73 files changed, 81 insertions, 353 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_asin.c b/sysdeps/ieee754/dbl-64/e_asin.c index a7684d1..214a612 100644 --- a/sysdeps/ieee754/dbl-64/e_asin.c +++ b/sysdeps/ieee754/dbl-64/e_asin.c @@ -71,11 +71,7 @@ __ieee754_asin(double x){ if (k < 0x3e500000) { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; /* for x->0 => sin(x)=x */ } /*----------------------2^-26 <= |x| < 2^ -3 -----------------*/ diff --git a/sysdeps/ieee754/dbl-64/e_atanh.c b/sysdeps/ieee754/dbl-64/e_atanh.c index 6b00b80..f011e4c 100644 --- a/sysdeps/ieee754/dbl-64/e_atanh.c +++ b/sysdeps/ieee754/dbl-64/e_atanh.c @@ -52,11 +52,7 @@ __ieee754_atanh (double x) if (__glibc_unlikely (xa < 0x1.0p-28)) { math_force_eval (huge + x); - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } diff --git a/sysdeps/ieee754/dbl-64/e_exp.c b/sysdeps/ieee754/dbl-64/e_exp.c index bb76907..db76268 100644 --- a/sysdeps/ieee754/dbl-64/e_exp.c +++ b/sysdeps/ieee754/dbl-64/e_exp.c @@ -200,10 +200,7 @@ __ieee754_exp (double x) check_uflow_ret: if (retval < DBL_MIN) { -#if FLT_EVAL_METHOD != 0 - volatile -#endif - double force_underflow = tiny * tiny; + double force_underflow = tiny * tiny; math_force_eval (force_underflow); } if (retval == 0) diff --git a/sysdeps/ieee754/dbl-64/e_exp2.c b/sysdeps/ieee754/dbl-64/e_exp2.c index 01df621..48a7254 100644 --- a/sysdeps/ieee754/dbl-64/e_exp2.c +++ b/sysdeps/ieee754/dbl-64/e_exp2.c @@ -122,11 +122,7 @@ __ieee754_exp2 (double x) else { result *= scale_u.d; - if (result < DBL_MIN) - { - double force_underflow = result * result; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (result); return result; } } diff --git a/sysdeps/ieee754/dbl-64/e_gamma_r.c b/sysdeps/ieee754/dbl-64/e_gamma_r.c index d3fb8af..a09a3fc 100644 --- a/sysdeps/ieee754/dbl-64/e_gamma_r.c +++ b/sysdeps/ieee754/dbl-64/e_gamma_r.c @@ -187,11 +187,7 @@ __ieee754_gamma_r (double x, int *signgamp) double tret = M_PI / (-x * sinpix * gamma_positive (-x, &exp2_adj)); ret = __scalbn (tret, -exp2_adj); - if (ret < DBL_MIN) - { - double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (ret); } } ret = math_narrow_eval (ret); diff --git a/sysdeps/ieee754/dbl-64/e_j1.c b/sysdeps/ieee754/dbl-64/e_j1.c index 26ffdfe..7f80b3c 100644 --- a/sysdeps/ieee754/dbl-64/e_j1.c +++ b/sysdeps/ieee754/dbl-64/e_j1.c @@ -128,11 +128,7 @@ __ieee754_j1 (double x) if (huge + x > one) /* inexact if x!=0 necessary */ { double ret = 0.5 * x; - if (fabs (ret) < DBL_MIN) - { - double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } } diff --git a/sysdeps/ieee754/dbl-64/e_jn.c b/sysdeps/ieee754/dbl-64/e_jn.c index ccef2dc..d6ab0bc 100644 --- a/sysdeps/ieee754/dbl-64/e_jn.c +++ b/sysdeps/ieee754/dbl-64/e_jn.c @@ -246,11 +246,8 @@ __ieee754_jn (int n, double x) } if (ret == 0) ret = __copysign (DBL_MIN, ret) * DBL_MIN; - else if (fabs (ret) < DBL_MIN) - { - double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + else + math_check_force_underflow (ret); return ret; } strong_alias (__ieee754_jn, __jn_finite) diff --git a/sysdeps/ieee754/dbl-64/e_sinh.c b/sysdeps/ieee754/dbl-64/e_sinh.c index 291bfad..8479bdd 100644 --- a/sysdeps/ieee754/dbl-64/e_sinh.c +++ b/sysdeps/ieee754/dbl-64/e_sinh.c @@ -60,11 +60,7 @@ __ieee754_sinh (double x) if (ix < 0x40360000) /* |x|<22 */ { if (__glibc_unlikely (ix < 0x3e300000)) { /* |x|<2**-28 */ - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (shuge + x > one) return x; /* sinh(tiny) = tiny with inexact */ diff --git a/sysdeps/ieee754/dbl-64/s_asinh.c b/sysdeps/ieee754/dbl-64/s_asinh.c index ebe4710..9193301 100644 --- a/sysdeps/ieee754/dbl-64/s_asinh.c +++ b/sysdeps/ieee754/dbl-64/s_asinh.c @@ -39,11 +39,7 @@ __asinh (double x) ix = hx & 0x7fffffff; if (__glibc_unlikely (ix < 0x3e300000)) /* |x|<2**-28 */ { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (huge + x > one) return x; /* return x inexact except 0 */ } diff --git a/sysdeps/ieee754/dbl-64/s_atan.c b/sysdeps/ieee754/dbl-64/s_atan.c index 5035ae8..5160cd1 100644 --- a/sysdeps/ieee754/dbl-64/s_atan.c +++ b/sysdeps/ieee754/dbl-64/s_atan.c @@ -90,11 +90,7 @@ atan (double x) { if (u < A) { - if (u < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (u); return x; } else diff --git a/sysdeps/ieee754/dbl-64/s_erf.c b/sysdeps/ieee754/dbl-64/s_erf.c index 77cd50d..e59f5f3 100644 --- a/sysdeps/ieee754/dbl-64/s_erf.c +++ b/sysdeps/ieee754/dbl-64/s_erf.c @@ -213,11 +213,7 @@ __erf (double x) { /* Avoid spurious underflow. */ double ret = 0.0625 * (16.0 * x + (16.0 * efx) * x); - if (fabs (ret) < DBL_MIN) - { - double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } return x + efx * x; diff --git a/sysdeps/ieee754/dbl-64/s_expm1.c b/sysdeps/ieee754/dbl-64/s_expm1.c index 41ef63a..54d7710 100644 --- a/sysdeps/ieee754/dbl-64/s_expm1.c +++ b/sysdeps/ieee754/dbl-64/s_expm1.c @@ -195,11 +195,7 @@ __expm1 (double x) } else if (hx < 0x3c900000) /* when |x|<2**-54, return x */ { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); t = huge + x; /* return x with inexact flags when x!=0 */ return x - (t - (huge + x)); } diff --git a/sysdeps/ieee754/dbl-64/s_fma.c b/sysdeps/ieee754/dbl-64/s_fma.c index 278b690..8b4e133 100644 --- a/sysdeps/ieee754/dbl-64/s_fma.c +++ b/sysdeps/ieee754/dbl-64/s_fma.c @@ -90,8 +90,8 @@ __fma (double x, double y, double z) && w.ieee.mantissa1 == 0 && w.ieee.mantissa0 == 0))) { - volatile double force_underflow = x * y; - (void) force_underflow; + double force_underflow = x * y; + math_force_eval (force_underflow); } return v.d * 0x1p-54; } diff --git a/sysdeps/ieee754/dbl-64/s_log1p.c b/sysdeps/ieee754/dbl-64/s_log1p.c index cff555b..340f637 100644 --- a/sysdeps/ieee754/dbl-64/s_log1p.c +++ b/sysdeps/ieee754/dbl-64/s_log1p.c @@ -120,11 +120,7 @@ __log1p (double x) math_force_eval (two54 + x); /* raise inexact */ if (ax < 0x3c900000) /* |x| < 2**-54 */ { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } else diff --git a/sysdeps/ieee754/dbl-64/s_sin.c b/sysdeps/ieee754/dbl-64/s_sin.c index eff120e..48c924c 100644 --- a/sysdeps/ieee754/dbl-64/s_sin.c +++ b/sysdeps/ieee754/dbl-64/s_sin.c @@ -297,11 +297,7 @@ __sin (double x) k = 0x7fffffff & m; /* no sign */ if (k < 0x3e500000) /* if x->0 =>sin(x)=x */ { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); retval = x; } /*---------------------------- 2^-26 < |x|< 0.25 ----------------------*/ diff --git a/sysdeps/ieee754/dbl-64/s_tan.c b/sysdeps/ieee754/dbl-64/s_tan.c index b4e3bd2..65d056a 100644 --- a/sysdeps/ieee754/dbl-64/s_tan.c +++ b/sysdeps/ieee754/dbl-64/s_tan.c @@ -92,11 +92,7 @@ tan (double x) /* (I) The case abs(x) <= 1.259e-8 */ if (w <= g1.d) { - if (w < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (w); retval = x; goto ret; } diff --git a/sysdeps/ieee754/dbl-64/s_tanh.c b/sysdeps/ieee754/dbl-64/s_tanh.c index 4f9fcfd..344a2f0 100644 --- a/sysdeps/ieee754/dbl-64/s_tanh.c +++ b/sysdeps/ieee754/dbl-64/s_tanh.c @@ -70,11 +70,7 @@ __tanh (double x) return x; /* x == +-0 */ if (ix < 0x3c800000) /* |x|<2**-55 */ { - if (fabs (x) < DBL_MIN) - { - double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x * (one + x); /* tanh(small) = small */ } if (ix >= 0x3ff00000) /* |x|>=1 */ diff --git a/sysdeps/ieee754/flt-32/e_asinf.c b/sysdeps/ieee754/flt-32/e_asinf.c index 00bad42..2ca2dbc 100644 --- a/sysdeps/ieee754/flt-32/e_asinf.c +++ b/sysdeps/ieee754/flt-32/e_asinf.c @@ -73,11 +73,7 @@ float __ieee754_asinf(float x) return (x-x)/(x-x); /* asin(|x|>1) is NaN */ } else if (ix<0x3f000000) { /* |x|<0.5 */ if(ix<0x32000000) { /* if |x| < 2**-27 */ - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(huge+x>one) return x;/* return x with inexact if x!=0*/ } else { t = x*x; diff --git a/sysdeps/ieee754/flt-32/e_atanhf.c b/sysdeps/ieee754/flt-32/e_atanhf.c index bc74960..77e4b03 100644 --- a/sysdeps/ieee754/flt-32/e_atanhf.c +++ b/sysdeps/ieee754/flt-32/e_atanhf.c @@ -52,11 +52,7 @@ __ieee754_atanhf (float x) if (__glibc_unlikely (xa < 0x1.0p-28f)) { math_force_eval (huge + x); - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } diff --git a/sysdeps/ieee754/flt-32/e_exp2f.c b/sysdeps/ieee754/flt-32/e_exp2f.c index 170c565..d8e7a9c 100644 --- a/sysdeps/ieee754/flt-32/e_exp2f.c +++ b/sysdeps/ieee754/flt-32/e_exp2f.c @@ -111,11 +111,7 @@ __ieee754_exp2f (float x) else { result *= scale_u.f; - if (result < FLT_MIN) - { - float force_underflow = result * result; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (result); return result; } } diff --git a/sysdeps/ieee754/flt-32/e_gammaf_r.c b/sysdeps/ieee754/flt-32/e_gammaf_r.c index 183db1e..f97ca34 100644 --- a/sysdeps/ieee754/flt-32/e_gammaf_r.c +++ b/sysdeps/ieee754/flt-32/e_gammaf_r.c @@ -179,11 +179,7 @@ __ieee754_gammaf_r (float x, int *signgamp) float tret = (float) M_PI / (-x * sinpix * gammaf_positive (-x, &exp2_adj)); ret = __scalbnf (tret, -exp2_adj); - if (ret < FLT_MIN) - { - float force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (ret); } } ret = math_narrow_eval (ret); diff --git a/sysdeps/ieee754/flt-32/e_j1f.c b/sysdeps/ieee754/flt-32/e_j1f.c index 63de21f..e24024f 100644 --- a/sysdeps/ieee754/flt-32/e_j1f.c +++ b/sysdeps/ieee754/flt-32/e_j1f.c @@ -72,10 +72,7 @@ __ieee754_j1f(float x) if(__builtin_expect(ix<0x32000000, 0)) { /* |x|<2**-27 */ if(huge+x>one) { /* inexact if x!=0 necessary */ float ret = (float) 0.5 * x; - if (fabsf (ret) < FLT_MIN) { - float force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } } diff --git a/sysdeps/ieee754/flt-32/e_jnf.c b/sysdeps/ieee754/flt-32/e_jnf.c index 44a3761..d18922a 100644 --- a/sysdeps/ieee754/flt-32/e_jnf.c +++ b/sysdeps/ieee754/flt-32/e_jnf.c @@ -170,10 +170,8 @@ __ieee754_jnf(int n, float x) } if (ret == 0) ret = __copysignf (FLT_MIN, ret) * FLT_MIN; - else if (fabsf (ret) < FLT_MIN) { - float force_underflow = ret * ret; - math_force_eval (force_underflow); - } + else + math_check_force_underflow (ret); return ret; } strong_alias (__ieee754_jnf, __jnf_finite) diff --git a/sysdeps/ieee754/flt-32/e_sinhf.c b/sysdeps/ieee754/flt-32/e_sinhf.c index a24fa0c..6100d95 100644 --- a/sysdeps/ieee754/flt-32/e_sinhf.c +++ b/sysdeps/ieee754/flt-32/e_sinhf.c @@ -36,11 +36,7 @@ __ieee754_sinhf(float x) /* |x| in [0,22], return sign(x)*0.5*(E+E/(E+1))) */ if (ix < 0x41b00000) { /* |x|<22 */ if (__builtin_expect(ix<0x31800000, 0)) { /* |x|<2**-28 */ - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(shuge+x>one) return x;/* sinh(tiny) = tiny with inexact */ } t = __expm1f(fabsf(x)); diff --git a/sysdeps/ieee754/flt-32/k_sinf.c b/sysdeps/ieee754/flt-32/k_sinf.c index 0c98a2a..a195d59 100644 --- a/sysdeps/ieee754/flt-32/k_sinf.c +++ b/sysdeps/ieee754/flt-32/k_sinf.c @@ -38,11 +38,7 @@ float __kernel_sinf(float x, float y, int iy) ix &= 0x7fffffff; /* high word of x */ if(ix<0x32000000) /* |x| < 2**-27 */ { - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if ((int) x == 0) return x; /* generate inexact */ } diff --git a/sysdeps/ieee754/flt-32/k_tanf.c b/sysdeps/ieee754/flt-32/k_tanf.c index 2f2076d..9f0e558 100644 --- a/sysdeps/ieee754/flt-32/k_tanf.c +++ b/sysdeps/ieee754/flt-32/k_tanf.c @@ -51,11 +51,7 @@ float __kernel_tanf(float x, float y, int iy) if((ix|(iy+1))==0) return one/fabsf(x); else if (iy == 1) { - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } else diff --git a/sysdeps/ieee754/flt-32/s_asinhf.c b/sysdeps/ieee754/flt-32/s_asinhf.c index 697faa8..da9cafb 100644 --- a/sysdeps/ieee754/flt-32/s_asinhf.c +++ b/sysdeps/ieee754/flt-32/s_asinhf.c @@ -30,11 +30,7 @@ __asinhf(float x) GET_FLOAT_WORD(hx,x); ix = hx&0x7fffffff; if(__builtin_expect(ix< 0x38000000, 0)) { /* |x|<2**-14 */ - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(huge+x>one) return x; /* return x inexact except 0 */ } if(__builtin_expect(ix>0x47000000, 0)) { /* |x| > 2**14 */ diff --git a/sysdeps/ieee754/flt-32/s_atanf.c b/sysdeps/ieee754/flt-32/s_atanf.c index be2addb..e322a1d 100644 --- a/sysdeps/ieee754/flt-32/s_atanf.c +++ b/sysdeps/ieee754/flt-32/s_atanf.c @@ -67,11 +67,7 @@ float __atanf(float x) else return -atanhi[3]-atanlo[3]; } if (ix < 0x3ee00000) { /* |x| < 0.4375 */ if (ix < 0x31000000) { /* |x| < 2^-29 */ - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(huge+x>one) return x; /* raise inexact */ } id = -1; diff --git a/sysdeps/ieee754/flt-32/s_erff.c b/sysdeps/ieee754/flt-32/s_erff.c index 1aabce5..3162d81 100644 --- a/sysdeps/ieee754/flt-32/s_erff.c +++ b/sysdeps/ieee754/flt-32/s_erff.c @@ -113,11 +113,7 @@ float __erff(float x) { /* Avoid spurious underflow. */ float ret = 0.0625f * (16.0f * x + (16.0f * efx) * x); - if (fabsf (ret) < FLT_MIN) - { - float force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } return x + efx*x; diff --git a/sysdeps/ieee754/flt-32/s_expm1f.c b/sysdeps/ieee754/flt-32/s_expm1f.c index c81b057..c515d25 100644 --- a/sysdeps/ieee754/flt-32/s_expm1f.c +++ b/sysdeps/ieee754/flt-32/s_expm1f.c @@ -81,11 +81,7 @@ __expm1f(float x) c = (hi-x)-lo; } else if(hx < 0x33000000) { /* when |x|<2**-25, return x */ - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); t = huge+x; /* return x with inexact flags when x!=0 */ return x - (t-(huge+x)); } diff --git a/sysdeps/ieee754/flt-32/s_log1pf.c b/sysdeps/ieee754/flt-32/s_log1pf.c index 83a09f1..ade60a2 100644 --- a/sysdeps/ieee754/flt-32/s_log1pf.c +++ b/sysdeps/ieee754/flt-32/s_log1pf.c @@ -50,11 +50,7 @@ __log1pf(float x) math_force_eval(two25+x); /* raise inexact */ if (ax<0x24800000) /* |x| < 2**-54 */ { - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } else diff --git a/sysdeps/ieee754/flt-32/s_tanhf.c b/sysdeps/ieee754/flt-32/s_tanhf.c index 5b48fb2..f70702b 100644 --- a/sysdeps/ieee754/flt-32/s_tanhf.c +++ b/sysdeps/ieee754/flt-32/s_tanhf.c @@ -43,11 +43,7 @@ float __tanhf(float x) return x; /* x == +-0 */ if (ix<0x24000000) /* |x|<2**-55 */ { - if (fabsf (x) < FLT_MIN) - { - float force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x*(one+x); /* tanh(small) = small */ } if (ix>=0x3f800000) { /* |x|>=1 */ diff --git a/sysdeps/ieee754/ldbl-128/e_asinl.c b/sysdeps/ieee754/ldbl-128/e_asinl.c index 691ac26..5a0e473 100644 --- a/sysdeps/ieee754/ldbl-128/e_asinl.c +++ b/sysdeps/ieee754/ldbl-128/e_asinl.c @@ -153,11 +153,7 @@ __ieee754_asinl (long double x) { if (ix < 0x3fc60000) /* |x| < 2**-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); long double force_inexact = huge + x; math_force_eval (force_inexact); return x; /* return x with inexact if x!=0 */ diff --git a/sysdeps/ieee754/ldbl-128/e_atanhl.c b/sysdeps/ieee754/ldbl-128/e_atanhl.c index a5a7ee0..7fa53ef 100644 --- a/sysdeps/ieee754/ldbl-128/e_atanhl.c +++ b/sysdeps/ieee754/ldbl-128/e_atanhl.c @@ -60,11 +60,7 @@ __ieee754_atanhl(long double x) } if(ix<0x3fc60000 && (huge+x)>zero) /* x < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } diff --git a/sysdeps/ieee754/ldbl-128/e_expl.c b/sysdeps/ieee754/ldbl-128/e_expl.c index 1cd095c..30ec341 100644 --- a/sysdeps/ieee754/ldbl-128/e_expl.c +++ b/sysdeps/ieee754/ldbl-128/e_expl.c @@ -232,11 +232,7 @@ __ieee754_expl (long double x) else { result *= scale_u.d; - if (result < LDBL_MIN) - { - long double force_underflow = result * result; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (result); return result; } } diff --git a/sysdeps/ieee754/ldbl-128/e_gammal_r.c b/sysdeps/ieee754/ldbl-128/e_gammal_r.c index c44f031..7c11ae4 100644 --- a/sysdeps/ieee754/ldbl-128/e_gammal_r.c +++ b/sysdeps/ieee754/ldbl-128/e_gammal_r.c @@ -194,11 +194,7 @@ __ieee754_gammal_r (long double x, int *signgamp) ret = M_PIl / (-x * sinpix * gammal_positive (-x, &exp2_adj)); ret = __scalbnl (ret, -exp2_adj); - if (ret < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (ret); } } } diff --git a/sysdeps/ieee754/ldbl-128/e_j1l.c b/sysdeps/ieee754/ldbl-128/e_j1l.c index 591c38e..70ecf5e 100644 --- a/sysdeps/ieee754/ldbl-128/e_j1l.c +++ b/sysdeps/ieee754/ldbl-128/e_j1l.c @@ -700,11 +700,7 @@ __ieee754_j1l (long double x) if (xx <= 0x1p-58L) { long double ret = x * 0.5L; - if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } if (xx <= 2.0L) diff --git a/sysdeps/ieee754/ldbl-128/e_jnl.c b/sysdeps/ieee754/ldbl-128/e_jnl.c index a419994..ee5a16b 100644 --- a/sysdeps/ieee754/ldbl-128/e_jnl.c +++ b/sysdeps/ieee754/ldbl-128/e_jnl.c @@ -297,11 +297,8 @@ __ieee754_jnl (int n, long double x) } if (ret == 0) ret = __copysignl (LDBL_MIN, ret) * LDBL_MIN; - else if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + else + math_check_force_underflow (ret); return ret; } strong_alias (__ieee754_jnl, __jnl_finite) diff --git a/sysdeps/ieee754/ldbl-128/e_sinhl.c b/sysdeps/ieee754/ldbl-128/e_sinhl.c index b0244a8..11974a3 100644 --- a/sysdeps/ieee754/ldbl-128/e_sinhl.c +++ b/sysdeps/ieee754/ldbl-128/e_sinhl.c @@ -88,11 +88,7 @@ __ieee754_sinhl (long double x) { if (ix < 0x3fc60000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (shuge + x > one) return x; /* sinh(tiny) = tiny with inexact */ } diff --git a/sysdeps/ieee754/ldbl-128/k_sincosl.c b/sysdeps/ieee754/ldbl-128/k_sincosl.c index 7b5c4b0..4f0de3d 100644 --- a/sysdeps/ieee754/ldbl-128/k_sincosl.c +++ b/sysdeps/ieee754/ldbl-128/k_sincosl.c @@ -111,11 +111,7 @@ __kernel_sincosl(long double x, long double y, long double *sinx, long double *c polynomial of degree 16(17). */ if (tix < 0x3fc60000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (!((int)x)) /* generate inexact */ { *sinx = x; diff --git a/sysdeps/ieee754/ldbl-128/k_sinl.c b/sysdeps/ieee754/ldbl-128/k_sinl.c index 04d539f..d9ef62c 100644 --- a/sysdeps/ieee754/ldbl-128/k_sinl.c +++ b/sysdeps/ieee754/ldbl-128/k_sinl.c @@ -92,11 +92,7 @@ __kernel_sinl(long double x, long double y, int iy) polynomial of degree 17. */ if (tix < 0x3fc60000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (!((int)x)) return x; /* generate inexact */ } z = x * x; diff --git a/sysdeps/ieee754/ldbl-128/k_tanl.c b/sysdeps/ieee754/ldbl-128/k_tanl.c index 6a6fa9f..8ff9192 100644 --- a/sysdeps/ieee754/ldbl-128/k_tanl.c +++ b/sysdeps/ieee754/ldbl-128/k_tanl.c @@ -101,11 +101,7 @@ __kernel_tanl (long double x, long double y, int iy) return one / fabs (x); else if (iy == 1) { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } else diff --git a/sysdeps/ieee754/ldbl-128/s_asinhl.c b/sysdeps/ieee754/ldbl-128/s_asinhl.c index 8d5721a..5f3b9f2 100644 --- a/sysdeps/ieee754/ldbl-128/s_asinhl.c +++ b/sysdeps/ieee754/ldbl-128/s_asinhl.c @@ -52,11 +52,7 @@ __asinhl (long double x) return x + x; /* x is inf or NaN */ if (ix < 0x3fc70000) { /* |x| < 2^ -56 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (huge + x > one) return x; /* return x inexact except 0 */ } diff --git a/sysdeps/ieee754/ldbl-128/s_atanl.c b/sysdeps/ieee754/ldbl-128/s_atanl.c index 1367b6b..aaae701 100644 --- a/sysdeps/ieee754/ldbl-128/s_atanl.c +++ b/sysdeps/ieee754/ldbl-128/s_atanl.c @@ -202,11 +202,7 @@ __atanl (long double x) if (k <= 0x3fc50000) /* |x| < 2**-58 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); /* Raise inexact. */ if (huge + x > 0.0) return x; diff --git a/sysdeps/ieee754/ldbl-128/s_erfl.c b/sysdeps/ieee754/ldbl-128/s_erfl.c index 08c80a3..dd275a7 100644 --- a/sysdeps/ieee754/ldbl-128/s_erfl.c +++ b/sysdeps/ieee754/ldbl-128/s_erfl.c @@ -785,11 +785,7 @@ __erfl (long double x) { /* Avoid spurious underflow. */ long double ret = 0.0625 * (16.0 * x + (16.0 * efx) * x); - if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } return x + efx * x; diff --git a/sysdeps/ieee754/ldbl-128/s_expm1l.c b/sysdeps/ieee754/ldbl-128/s_expm1l.c index f1a68c8..b1100a9 100644 --- a/sysdeps/ieee754/ldbl-128/s_expm1l.c +++ b/sysdeps/ieee754/ldbl-128/s_expm1l.c @@ -128,11 +128,7 @@ __expm1l (long double x) when the result does underflow. */ if (fabsl (x) < 0x1p-113L) { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } diff --git a/sysdeps/ieee754/ldbl-128/s_fmal.c b/sysdeps/ieee754/ldbl-128/s_fmal.c index 5abc910..e231ce6 100644 --- a/sysdeps/ieee754/ldbl-128/s_fmal.c +++ b/sysdeps/ieee754/ldbl-128/s_fmal.c @@ -94,8 +94,8 @@ __fmal (long double x, long double y, long double z) && w.ieee.mantissa1 == 0 && w.ieee.mantissa0 == 0))) { - volatile long double force_underflow = x * y; - (void) force_underflow; + long double force_underflow = x * y; + math_force_eval (force_underflow); } return v.d * 0x1p-114L; } diff --git a/sysdeps/ieee754/ldbl-128/s_log1pl.c b/sysdeps/ieee754/ldbl-128/s_log1pl.c index 9609550..9806ab6 100644 --- a/sysdeps/ieee754/ldbl-128/s_log1pl.c +++ b/sysdeps/ieee754/ldbl-128/s_log1pl.c @@ -140,11 +140,7 @@ __log1pl (long double xm1) if ((hx & 0x7fffffff) < 0x3f8e0000) { - if (fabsl (xm1) < LDBL_MIN) - { - long double force_underflow = xm1 * xm1; - math_force_eval (force_underflow); - } + math_check_force_underflow (xm1); if ((int) xm1 == 0) return xm1; } diff --git a/sysdeps/ieee754/ldbl-128/s_tanhl.c b/sysdeps/ieee754/ldbl-128/s_tanhl.c index 8b1706f..f7a1d20 100644 --- a/sysdeps/ieee754/ldbl-128/s_tanhl.c +++ b/sysdeps/ieee754/ldbl-128/s_tanhl.c @@ -75,11 +75,7 @@ __tanhl (long double x) return x; /* x == +- 0 */ if (ix < 0x3fc60000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x * (one + tiny); /* tanh(small) = small */ } u.parts32.w0 = ix; /* Absolute value of x. */ diff --git a/sysdeps/ieee754/ldbl-128ibm/e_asinl.c b/sysdeps/ieee754/ldbl-128ibm/e_asinl.c index 57c3ac0..6ed5e8d 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_asinl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_asinl.c @@ -147,11 +147,7 @@ __ieee754_asinl (long double x) { if (a < 6.938893903907228e-18L) /* |x| < 2**-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); long double force_inexact = huge + x; math_force_eval (force_inexact); return x; /* return x with inexact if x!=0 */ diff --git a/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c b/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c index bcd1fce..b576f42 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c @@ -57,11 +57,7 @@ __ieee754_atanhl(long double x) } if(ix<0x3c70000000000000LL&&(huge+x)>zero) /* x<2**-56 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } x = fabsl (x); diff --git a/sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c b/sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c index 420842e..e8e443f 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c @@ -194,11 +194,7 @@ __ieee754_gammal_r (long double x, int *signgamp) ret = M_PIl / (-x * sinpix * gammal_positive (-x, &exp2_adj)); ret = __scalbnl (ret, -exp2_adj); - if (ret < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (ret); } } } diff --git a/sysdeps/ieee754/ldbl-128ibm/e_jnl.c b/sysdeps/ieee754/ldbl-128ibm/e_jnl.c index 7594196..c33bc19 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_jnl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_jnl.c @@ -297,11 +297,8 @@ __ieee754_jnl (int n, long double x) } if (ret == 0) ret = __copysignl (LDBL_MIN, ret) * LDBL_MIN; - else if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + else + math_check_force_underflow (ret); return ret; } strong_alias (__ieee754_jnl, __jnl_finite) diff --git a/sysdeps/ieee754/ldbl-128ibm/e_sinhl.c b/sysdeps/ieee754/ldbl-128ibm/e_sinhl.c index 00115df..29700ad 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_sinhl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_sinhl.c @@ -54,11 +54,7 @@ __ieee754_sinhl(long double x) /* |x| in [0,40], return sign(x)*0.5*(E+E/(E+1))) */ if (ix < 0x4044000000000000LL) { /* |x|<40 */ if (ix<0x3c90000000000000LL) { /* |x|<2**-54 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(shuge+x>one) return x;/* sinhl(tiny) = tiny with inexact */ } t = __expm1l(fabsl(x)); diff --git a/sysdeps/ieee754/ldbl-128ibm/k_sincosl.c b/sysdeps/ieee754/ldbl-128ibm/k_sincosl.c index 0a76e1c..b361043 100644 --- a/sysdeps/ieee754/ldbl-128ibm/k_sincosl.c +++ b/sysdeps/ieee754/ldbl-128ibm/k_sincosl.c @@ -114,11 +114,7 @@ __kernel_sincosl(long double x, long double y, long double *sinx, long double *c polynomial of degree 16(17). */ if (tix < 0x3c600000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (!((int)x)) /* generate inexact */ { *sinx = x; diff --git a/sysdeps/ieee754/ldbl-128ibm/k_sinl.c b/sysdeps/ieee754/ldbl-128ibm/k_sinl.c index 2050cd2..800bd54 100644 --- a/sysdeps/ieee754/ldbl-128ibm/k_sinl.c +++ b/sysdeps/ieee754/ldbl-128ibm/k_sinl.c @@ -95,11 +95,7 @@ __kernel_sinl(long double x, long double y, int iy) polynomial of degree 17. */ if (tix < 0x3c600000) /* |x| < 2^-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (!((int)x)) return x; /* generate inexact */ } z = x * x; diff --git a/sysdeps/ieee754/ldbl-128ibm/k_tanl.c b/sysdeps/ieee754/ldbl-128ibm/k_tanl.c index e50cc88..22e53fc 100644 --- a/sysdeps/ieee754/ldbl-128ibm/k_tanl.c +++ b/sysdeps/ieee754/ldbl-128ibm/k_tanl.c @@ -101,11 +101,7 @@ __kernel_tanl (long double x, long double y, int iy) return one / fabs (x); else if (iy == 1) { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; } else diff --git a/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c b/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c index dda7f78..aa9a9ba 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c @@ -46,11 +46,7 @@ long double __asinhl(long double x) ix = hx&0x7fffffffffffffffLL; if(ix>=0x7ff0000000000000LL) return x+x; /* x is inf or NaN */ if(ix< 0x3c70000000000000LL) { /* |x|<2**-56 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(huge+x>one) return x; /* return x inexact except 0 */ } if(ix>0x4370000000000000LL) { /* |x| > 2**56 */ diff --git a/sysdeps/ieee754/ldbl-128ibm/s_atanl.c b/sysdeps/ieee754/ldbl-128ibm/s_atanl.c index 6ddf4b1..0560d82 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_atanl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_atanl.c @@ -199,11 +199,7 @@ __atanl (long double x) if (k <= 0x3c800000) /* |x| <= 2**-55. */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); /* Raise inexact. */ if (1e300L + x > 0.0) return x; diff --git a/sysdeps/ieee754/ldbl-128ibm/s_erfl.c b/sysdeps/ieee754/ldbl-128ibm/s_erfl.c index f6fcf48..455c645 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_erfl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_erfl.c @@ -805,11 +805,7 @@ __erfl (long double x) if (x == 0) return x; long double ret = 0.0625 * (16.0 * x + (16.0 * efx) * x); - if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } return x + efx * x; diff --git a/sysdeps/ieee754/ldbl-128ibm/s_tanhl.c b/sysdeps/ieee754/ldbl-128ibm/s_tanhl.c index 5342a8b..292020c 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_tanhl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_tanhl.c @@ -68,11 +68,7 @@ long double __tanhl(long double x) return x; /* x == +-0 */ if (ix<0x3c60000000000000LL) /* |x|<2**-57 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x*(one+x); /* tanh(small) = small */ } if (ix>=0x3ff0000000000000LL) { /* |x|>=1 */ diff --git a/sysdeps/ieee754/ldbl-96/e_asinl.c b/sysdeps/ieee754/ldbl-96/e_asinl.c index 2973bf0..f52b931 100644 --- a/sysdeps/ieee754/ldbl-96/e_asinl.c +++ b/sysdeps/ieee754/ldbl-96/e_asinl.c @@ -112,11 +112,7 @@ __ieee754_asinl (long double x) { /* |x|<0.5 */ if (ix < 0x3fde8000) { /* if |x| < 2**-33 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (huge + x > one) return x; /* return x with inexact if x!=0 */ } diff --git a/sysdeps/ieee754/ldbl-96/e_atanhl.c b/sysdeps/ieee754/ldbl-96/e_atanhl.c index 9a957c9..b99a83c 100644 --- a/sysdeps/ieee754/ldbl-96/e_atanhl.c +++ b/sysdeps/ieee754/ldbl-96/e_atanhl.c @@ -55,11 +55,7 @@ __ieee754_atanhl(long double x) return x/zero; if(ix<0x3fdf) { math_force_eval(huge+x); - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x; /* x<2**-32 */ } SET_LDOUBLE_EXP(x,ix); diff --git a/sysdeps/ieee754/ldbl-96/e_gammal_r.c b/sysdeps/ieee754/ldbl-96/e_gammal_r.c index a5767e7..78495d1 100644 --- a/sysdeps/ieee754/ldbl-96/e_gammal_r.c +++ b/sysdeps/ieee754/ldbl-96/e_gammal_r.c @@ -186,11 +186,7 @@ __ieee754_gammal_r (long double x, int *signgamp) ret = M_PIl / (-x * sinpix * gammal_positive (-x, &exp2_adj)); ret = __scalbnl (ret, -exp2_adj); - if (ret < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (ret); } } } diff --git a/sysdeps/ieee754/ldbl-96/e_j1l.c b/sysdeps/ieee754/ldbl-96/e_j1l.c index 46e28df..1bca949 100644 --- a/sysdeps/ieee754/ldbl-96/e_j1l.c +++ b/sysdeps/ieee754/ldbl-96/e_j1l.c @@ -154,11 +154,7 @@ __ieee754_j1l (long double x) if (huge + x > one) /* inexact if x!=0 necessary */ { long double ret = 0.5 * x; - if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } } diff --git a/sysdeps/ieee754/ldbl-96/e_jnl.c b/sysdeps/ieee754/ldbl-96/e_jnl.c index 2f3a452..ed2068b 100644 --- a/sysdeps/ieee754/ldbl-96/e_jnl.c +++ b/sysdeps/ieee754/ldbl-96/e_jnl.c @@ -290,11 +290,8 @@ __ieee754_jnl (int n, long double x) } if (ret == 0) ret = __copysignl (LDBL_MIN, ret) * LDBL_MIN; - else if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + else + math_check_force_underflow (ret); return ret; } strong_alias (__ieee754_jnl, __jnl_finite) diff --git a/sysdeps/ieee754/ldbl-96/e_sinhl.c b/sysdeps/ieee754/ldbl-96/e_sinhl.c index de6dff6..095b142 100644 --- a/sysdeps/ieee754/ldbl-96/e_sinhl.c +++ b/sysdeps/ieee754/ldbl-96/e_sinhl.c @@ -60,11 +60,7 @@ __ieee754_sinhl(long double x) /* |x| in [0,25], return sign(x)*0.5*(E+E/(E+1))) */ if (ix < 0x4003 || (ix == 0x4003 && i0 <= 0xc8000000)) { /* |x|<25 */ if (ix<0x3fdf) { /* |x|<2**-32 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(shuge+x>one) return x;/* sinh(tiny) = tiny with inexact */ } t = __expm1l(fabsl(x)); diff --git a/sysdeps/ieee754/ldbl-96/k_sinl.c b/sysdeps/ieee754/ldbl-96/k_sinl.c index b7b5ae3..b709740 100644 --- a/sysdeps/ieee754/ldbl-96/k_sinl.c +++ b/sysdeps/ieee754/ldbl-96/k_sinl.c @@ -96,11 +96,7 @@ __kernel_sinl(long double x, long double y, int iy) polynomial of degree 17. */ if (absx < 0x1p-33L) { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if (!((int)x)) return x; /* generate inexact */ } z = x * x; diff --git a/sysdeps/ieee754/ldbl-96/k_tanl.c b/sysdeps/ieee754/ldbl-96/k_tanl.c index 6276c06..6bee53e 100644 --- a/sysdeps/ieee754/ldbl-96/k_tanl.c +++ b/sysdeps/ieee754/ldbl-96/k_tanl.c @@ -98,11 +98,7 @@ __kernel_tanl (long double x, long double y, int iy) return one / fabsl (x); else if (iy == 1) { - if (absx < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow_nonneg (absx); return x; } else diff --git a/sysdeps/ieee754/ldbl-96/s_asinhl.c b/sysdeps/ieee754/ldbl-96/s_asinhl.c index 75e47c7..da49ea5 100644 --- a/sysdeps/ieee754/ldbl-96/s_asinhl.c +++ b/sysdeps/ieee754/ldbl-96/s_asinhl.c @@ -45,11 +45,7 @@ long double __asinhl(long double x) GET_LDOUBLE_EXP(hx,x); ix = hx&0x7fff; if(__builtin_expect(ix< 0x3fde, 0)) { /* |x|<2**-34 */ - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); if(huge+x>one) return x; /* return x inexact except 0 */ } if(__builtin_expect(ix>0x4020,0)) { /* |x| > 2**34 */ diff --git a/sysdeps/ieee754/ldbl-96/s_erfl.c b/sysdeps/ieee754/ldbl-96/s_erfl.c index c27de81..d00adb1 100644 --- a/sysdeps/ieee754/ldbl-96/s_erfl.c +++ b/sysdeps/ieee754/ldbl-96/s_erfl.c @@ -274,11 +274,7 @@ __erfl (long double x) { /* Avoid spurious underflow. */ long double ret = 0.0625 * (16.0 * x + (16.0 * efx) * x); - if (fabsl (ret) < LDBL_MIN) - { - long double force_underflow = ret * ret; - math_force_eval (force_underflow); - } + math_check_force_underflow (ret); return ret; } return x + efx * x; diff --git a/sysdeps/ieee754/ldbl-96/s_fmal.c b/sysdeps/ieee754/ldbl-96/s_fmal.c index 1232c9e..d11885e 100644 --- a/sysdeps/ieee754/ldbl-96/s_fmal.c +++ b/sysdeps/ieee754/ldbl-96/s_fmal.c @@ -92,8 +92,8 @@ __fmal (long double x, long double y, long double z) && w.ieee.mantissa1 == 0 && w.ieee.mantissa0 == 0x80000000))) { - volatile long double force_underflow = x * y; - (void) force_underflow; + long double force_underflow = x * y; + math_force_eval (force_underflow); } return v.d * 0x1p-65L; } diff --git a/sysdeps/ieee754/ldbl-96/s_tanhl.c b/sysdeps/ieee754/ldbl-96/s_tanhl.c index 035037c..38edf9f 100644 --- a/sysdeps/ieee754/ldbl-96/s_tanhl.c +++ b/sysdeps/ieee754/ldbl-96/s_tanhl.c @@ -71,11 +71,7 @@ long double __tanhl(long double x) return x; /* x == +- 0 */ if (ix<0x3fc8) /* |x|<2**-55 */ { - if (fabsl (x) < LDBL_MIN) - { - long double force_underflow = x * x; - math_force_eval (force_underflow); - } + math_check_force_underflow (x); return x*(one+tiny); /* tanh(small) = small */ } if (ix>=0x3fff) { /* |x|>=1 */ |