diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/e_gammal_r.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/e_gammal_r.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_gammal_r.c b/sysdeps/ieee754/ldbl-128/e_gammal_r.c index ac68b31569..3366806e65 100644 --- a/sysdeps/ieee754/ldbl-128/e_gammal_r.c +++ b/sysdeps/ieee754/ldbl-128/e_gammal_r.c @@ -27,20 +27,20 @@ static const _Float128 gamma_coeff[] = { - 0x1.5555555555555555555555555555p-4L, - -0xb.60b60b60b60b60b60b60b60b60b8p-12L, - 0x3.4034034034034034034034034034p-12L, - -0x2.7027027027027027027027027028p-12L, - 0x3.72a3c5631fe46ae1d4e700dca8f2p-12L, - -0x7.daac36664f1f207daac36664f1f4p-12L, - 0x1.a41a41a41a41a41a41a41a41a41ap-8L, - -0x7.90a1b2c3d4e5f708192a3b4c5d7p-8L, - 0x2.dfd2c703c0cfff430edfd2c703cp-4L, - -0x1.6476701181f39edbdb9ce625987dp+0L, - 0xd.672219167002d3a7a9c886459cp+0L, - -0x9.cd9292e6660d55b3f712eb9e07c8p+4L, - 0x8.911a740da740da740da740da741p+8L, - -0x8.d0cc570e255bf59ff6eec24b49p+12L, + L(0x1.5555555555555555555555555555p-4), + L(-0xb.60b60b60b60b60b60b60b60b60b8p-12), + L(0x3.4034034034034034034034034034p-12), + L(-0x2.7027027027027027027027027028p-12), + L(0x3.72a3c5631fe46ae1d4e700dca8f2p-12), + L(-0x7.daac36664f1f207daac36664f1f4p-12), + L(0x1.a41a41a41a41a41a41a41a41a41ap-8), + L(-0x7.90a1b2c3d4e5f708192a3b4c5d7p-8), + L(0x2.dfd2c703c0cfff430edfd2c703cp-4), + L(-0x1.6476701181f39edbdb9ce625987dp+0), + L(0xd.672219167002d3a7a9c886459cp+0), + L(-0x9.cd9292e6660d55b3f712eb9e07c8p+4), + L(0x8.911a740da740da740da740da741p+8), + L(-0x8.d0cc570e255bf59ff6eec24b49p+12), }; #define NCOEFF (sizeof (gamma_coeff) / sizeof (gamma_coeff[0])) @@ -53,26 +53,26 @@ static _Float128 gammal_positive (_Float128 x, int *exp2_adj) { int local_signgam; - if (x < 0.5L) + if (x < L(0.5)) { *exp2_adj = 0; return __ieee754_expl (__ieee754_lgammal_r (x + 1, &local_signgam)) / x; } - else if (x <= 1.5L) + else if (x <= L(1.5)) { *exp2_adj = 0; return __ieee754_expl (__ieee754_lgammal_r (x, &local_signgam)); } - else if (x < 12.5L) + else if (x < L(12.5)) { /* Adjust into the range for using exp (lgamma). */ *exp2_adj = 0; - _Float128 n = __ceill (x - 1.5L); + _Float128 n = __ceill (x - L(1.5)); _Float128 x_adj = x - n; _Float128 eps; _Float128 prod = __gamma_productl (x_adj, 0, n, &eps); return (__ieee754_expl (__ieee754_lgammal_r (x_adj, &local_signgam)) - * prod * (1.0L + eps)); + * prod * (1 + eps)); } else { @@ -80,11 +80,11 @@ gammal_positive (_Float128 x, int *exp2_adj) _Float128 x_eps = 0; _Float128 x_adj = x; _Float128 prod = 1; - if (x < 24.0L) + if (x < 24) { /* Adjust into the range for applying Stirling's approximation. */ - _Float128 n = __ceill (24.0L - x); + _Float128 n = __ceill (24 - x); x_adj = x + n; x_eps = (x - (x_adj - n)); prod = __gamma_productl (x_adj - n, x_eps, n, &eps); @@ -101,7 +101,7 @@ gammal_positive (_Float128 x, int *exp2_adj) if (x_adj_mant < M_SQRT1_2l) { x_adj_log2--; - x_adj_mant *= 2.0L; + x_adj_mant *= 2; } *exp2_adj = x_adj_log2 * (int) x_adj_int; _Float128 ret = (__ieee754_powl (x_adj_mant, x_adj) @@ -154,7 +154,7 @@ __ieee754_gammal_r (_Float128 x, int *signgamp) return x + x; } - if (x >= 1756.0L) + if (x >= 1756) { /* Overflow. */ *signgamp = 0; @@ -163,33 +163,33 @@ __ieee754_gammal_r (_Float128 x, int *signgamp) else { SET_RESTORE_ROUNDL (FE_TONEAREST); - if (x > 0.0L) + if (x > 0) { *signgamp = 0; int exp2_adj; ret = gammal_positive (x, &exp2_adj); ret = __scalbnl (ret, exp2_adj); } - else if (x >= -LDBL_EPSILON / 4.0L) + else if (x >= -LDBL_EPSILON / 4) { *signgamp = 0; - ret = 1.0L / x; + ret = 1 / x; } else { _Float128 tx = __truncl (x); - *signgamp = (tx == 2.0L * __truncl (tx / 2.0L)) ? -1 : 1; - if (x <= -1775.0L) + *signgamp = (tx == 2 * __truncl (tx / 2)) ? -1 : 1; + if (x <= -1775) /* Underflow. */ ret = LDBL_MIN * LDBL_MIN; else { _Float128 frac = tx - x; - if (frac > 0.5L) - frac = 1.0L - frac; - _Float128 sinpix = (frac <= 0.25L + if (frac > L(0.5)) + frac = 1 - frac; + _Float128 sinpix = (frac <= L(0.25) ? __sinl (M_PIl * frac) - : __cosl (M_PIl * (0.5L - frac))); + : __cosl (M_PIl * (L(0.5) - frac))); int exp2_adj; ret = M_PIl / (-x * sinpix * gammal_positive (-x, &exp2_adj)); |