summaryrefslogtreecommitdiff
path: root/src/stdlib/frexpf.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/stdlib/frexpf.c')
-rw-r--r--src/stdlib/frexpf.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/src/stdlib/frexpf.c b/src/stdlib/frexpf.c
deleted file mode 100644
index ee5e910a..00000000
--- a/src/stdlib/frexpf.c
+++ /dev/null
@@ -1,23 +0,0 @@
-#include <math.h>
-#include <inttypes.h>
-
-float frexpf(float x, int *e)
-{
- union { float f; uint32_t i; } y = { x };
- int ee = y.i>>23 & 0xff;
-
- if (!ee) {
- if (x) {
- x = frexpf(x*0x1p64, e);
- *e -= 64;
- } else *e = 0;
- return x;
- } else if (ee == 0xff) {
- return x;
- }
-
- *e = ee - 0x7e;
- y.i &= 0x807ffffful;
- y.i |= 0x3f000000ul;
- return y.f;
-}