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converted double to float64

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SVN=126446
This commit is contained in:
Ken Thompson 2008-07-08 20:48:41 -07:00
parent 8e4ee0045f
commit 77e20e8cec
18 changed files with 141 additions and 145 deletions
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12
src/lib/math/sin.go
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@ -21,9 +21,9 @@ const
)
func
sinus(arg double, quad int) double
sinus(arg float64, quad int) float64
{
var e, f, ysq, x, y, temp1, temp2 double;
var e, f, ysq, x, y, temp1, temp2 float64;
var k long;
x = arg;
@ -34,12 +34,12 @@ sinus(arg double, quad int) double
x = x * piu2; /* underflow? */
if x > 32764 {
e,y = sys.modf(x);
e = e + double(quad);
e = e + float64(quad);
temp1,f = sys.modf(0.25*e);
quad = int(e - 4*f);
} else {
k = long(x);
y = x - double(k);
y = x - float64(k);
quad = (quad + int(k)) & 3;
}
@ -57,7 +57,7 @@ sinus(arg double, quad int) double
}
func
cos(arg double) double
cos(arg float64) float64
{
if arg < 0 {
arg = -arg;
@ -66,7 +66,7 @@ cos(arg double) double
}
func
sin(arg double) double
sin(arg float64) float64
{
return sinus(arg, 0);
}