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Minor formatting to make sin/cos easier to read

This commit is contained in:
Elliot Saba 2013-07-15 18:29:06 -07:00
parent 5b4fb9af72
commit e91e6dc990
2 changed files with 9 additions and 11 deletions
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14
src/s_cosf.c
View File

@ -50,24 +50,22 @@ cosf(float x)
return __kernel_cosdf(x);
}
if(ix<=0x407b53d1) { /* |x| ~<= 5*pi/4 */
if(ix>0x4016cbe3) /* |x| ~> 3*pi/4 */
return -__kernel_cosdf(x + (hx > 0 ? -c2pio2 : c2pio2));
else {
if(ix<=0x4016cbe3) { /* |x| ~> 3*pi/4 */
if(hx>0)
return __kernel_sindf(c1pio2 - x);
else
return __kernel_sindf(x + c1pio2);
}
} else
return -__kernel_cosdf(x + (hx > 0 ? -c2pio2 : c2pio2));
}
if(ix<=0x40e231d5) { /* |x| ~<= 9*pi/4 */
if(ix>0x40afeddf) /* |x| ~> 7*pi/4 */
return __kernel_cosdf(x + (hx > 0 ? -c4pio2 : c4pio2));
else {
if(ix<=0x40afeddf) { /* |x| ~> 7*pi/4 */
if(hx>0)
return __kernel_sindf(x - c3pio2);
else
return __kernel_sindf(-c3pio2 - x);
}
} else
return __kernel_cosdf(x + (hx > 0 ? -c4pio2 : c4pio2));
}
/* cos(Inf or NaN) is NaN */

6
src/s_sinf.c
View File

@ -56,7 +56,7 @@ sinf(float x)
else
return -__kernel_cosdf(x + s1pio2);
} else
return __kernel_sindf((hx > 0 ? s2pio2 : -s2pio2) - x);
return __kernel_sindf((hx > 0 ? s2pio2 : -s2pio2) - x);
}
if(ix<=0x40e231d5) { /* |x| ~<= 9*pi/4 */
if(ix<=0x40afeddf) { /* |x| ~<= 7*pi/4 */
@ -65,7 +65,7 @@ sinf(float x)
else
return __kernel_cosdf(x + s3pio2);
} else
return __kernel_sindf(x + (hx > 0 ? -s4pio2 : s4pio2));
return __kernel_sindf(x + (hx > 0 ? -s4pio2 : s4pio2));
}
/* sin(Inf or NaN) is NaN */
@ -79,7 +79,7 @@ sinf(float x)
case 1: return __kernel_cosdf(y);
case 2: return __kernel_sindf(-y);
default:
return -__kernel_cosdf(y);
return -__kernel_cosdf(y);
}
}
}