diff options
Diffstat (limited to 'src/math/lgammaf_r.c')
| -rw-r--r-- | src/math/lgammaf_r.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/math/lgammaf_r.c b/src/math/lgammaf_r.c index 9955b2f9..c6280f5b 100644 --- a/src/math/lgammaf_r.c +++ b/src/math/lgammaf_r.c @@ -104,9 +104,9 @@ static float sin_pif(float x) */ z = floorf(y); if (z != y) { /* inexact anyway */ - y *= (float)0.5; - y = (float)2.0*(y - floorf(y)); /* y = |x| mod 2.0 */ - n = (int) (y*(float)4.0); + y *= 0.5f; + y = 2.0f*(y - floorf(y)); /* y = |x| mod 2.0 */ + n = (int)(y*4.0f); } else { if (ix >= 0x4b800000) { y = zero; /* y must be even */ @@ -123,12 +123,12 @@ static float sin_pif(float x) switch (n) { case 0: y = __sindf(pi*y); break; case 1: - case 2: y = __cosdf(pi*((float)0.5-y)); break; + case 2: y = __cosdf(pi*(0.5f - y)); break; case 3: - case 4: y = __sindf(pi*(one-y)); break; + case 4: y = __sindf(pi*(one - y)); break; case 5: - case 6: y = -__cosdf(pi*(y-(float)1.5)); break; - default: y = __sindf(pi*(y-(float)2.0)); break; + case 6: y = -__cosdf(pi*(y - 1.5f)); break; + default: y = __sindf(pi*(y - 2.0f)); break; } return -y; } @@ -188,7 +188,7 @@ float lgammaf_r(float x, int *signgamp) } else { r = zero; if (ix >= 0x3fdda618) { /* [1.7316,2] */ - y = (float)2.0 - x; + y = 2.0f - x; i = 0; } else if (ix >= 0x3F9da620) { /* [1.23,1.73] */ y = x - tc; @@ -204,7 +204,7 @@ float lgammaf_r(float x, int *signgamp) p1 = a0+z*(a2+z*(a4+z*(a6+z*(a8+z*a10)))); p2 = z*(a1+z*(a3+z*(a5+z*(a7+z*(a9+z*a11))))); p = y*p1+p2; - r += (p-(float)0.5*y); + r += p - 0.5f*y; break; case 1: z = y*y; @@ -218,21 +218,21 @@ float lgammaf_r(float x, int *signgamp) case 2: p1 = y*(u0+y*(u1+y*(u2+y*(u3+y*(u4+y*u5))))); p2 = one+y*(v1+y*(v2+y*(v3+y*(v4+y*v5)))); - r += (-(float)0.5*y + p1/p2); + r += -0.5f*y + p1/p2; } } else if (ix < 0x41000000) { /* x < 8.0 */ i = (int)x; - y = x-(float)i; + y = x - (float)i; p = y*(s0+y*(s1+y*(s2+y*(s3+y*(s4+y*(s5+y*s6)))))); q = one+y*(r1+y*(r2+y*(r3+y*(r4+y*(r5+y*r6))))); r = half*y+p/q; z = one; /* lgamma(1+s) = log(s) + lgamma(s) */ switch (i) { - case 7: z *= y + (float)6.0; /* FALLTHRU */ - case 6: z *= y + (float)5.0; /* FALLTHRU */ - case 5: z *= y + (float)4.0; /* FALLTHRU */ - case 4: z *= y + (float)3.0; /* FALLTHRU */ - case 3: z *= y + (float)2.0; /* FALLTHRU */ + case 7: z *= y + 6.0f; /* FALLTHRU */ + case 6: z *= y + 5.0f; /* FALLTHRU */ + case 5: z *= y + 4.0f; /* FALLTHRU */ + case 4: z *= y + 3.0f; /* FALLTHRU */ + case 3: z *= y + 2.0f; /* FALLTHRU */ r += logf(z); break; } |