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authornsz <nsz@port70.net>2012-03-19 23:41:19 +0100
committernsz <nsz@port70.net>2012-03-19 23:41:19 +0100
commit0cbb65479147ecdaa664e88cc2a5a925f3de502f (patch)
tree7b6dc53fcec6497d55746d3cc47f167a20b7aa57 /src/math/coshf.c
parentb03255af77776703c8d48819e824d09f6f54ba86 (diff)
downloadmusl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.tar.gz
code cleanup of named constants
zero, one, two, half are replaced by const literals The policy was to use the f suffix for float consts (1.0f), but don't use suffix for long double consts (these consts can be exactly represented as double).
Diffstat (limited to 'src/math/coshf.c')
-rw-r--r--src/math/coshf.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/src/math/coshf.c b/src/math/coshf.c
index 9e87afcd..97318f10 100644
--- a/src/math/coshf.c
+++ b/src/math/coshf.c
@@ -15,7 +15,7 @@
#include "libm.h"
-static const float one = 1.0, half = 0.5, huge = 1.0e30;
+static const float huge = 1.0e30;
float coshf(float x)
{
@@ -32,21 +32,21 @@ float coshf(float x)
/* |x| in [0,0.5*ln2], return 1+expm1(|x|)^2/(2*exp(|x|)) */
if (ix < 0x3eb17218) {
t = expm1f(fabsf(x));
- w = one+t;
+ w = 1.0f+t;
if (ix<0x39800000)
- return one; /* cosh(tiny) = 1 */
- return one + (t*t)/(w+w);
+ return 1.0f; /* cosh(tiny) = 1 */
+ return 1.0f + (t*t)/(w+w);
}
/* |x| in [0.5*ln2,9], return (exp(|x|)+1/exp(|x|))/2; */
if (ix < 0x41100000) {
t = expf(fabsf(x));
- return half*t + half/t;
+ return 0.5f*t + 0.5f/t;
}
- /* |x| in [9, log(maxfloat)] return half*exp(|x|) */
+ /* |x| in [9, log(maxfloat)] return 0.5f*exp(|x|) */
if (ix < 0x42b17217)
- return half*expf(fabsf(x));
+ return 0.5f*expf(fabsf(x));
/* |x| in [log(maxfloat), overflowthresold] */
if (ix <= 0x42b2d4fc)