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Diffstat (limited to 'lib/mlibc/options/ansi/musl-generic-math/ilogbl.c')
-rw-r--r--lib/mlibc/options/ansi/musl-generic-math/ilogbl.c55
1 files changed, 0 insertions, 55 deletions
diff --git a/lib/mlibc/options/ansi/musl-generic-math/ilogbl.c b/lib/mlibc/options/ansi/musl-generic-math/ilogbl.c
deleted file mode 100644
index 7b1a9cf..0000000
--- a/lib/mlibc/options/ansi/musl-generic-math/ilogbl.c
+++ /dev/null
@@ -1,55 +0,0 @@
-#include <limits.h>
-#include "libm.h"
-
-#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
-int ilogbl(long double x)
-{
- return ilogb(x);
-}
-#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
-int ilogbl(long double x)
-{
- #pragma STDC FENV_ACCESS ON
- union ldshape u = {x};
- uint64_t m = u.i.m;
- int e = u.i.se & 0x7fff;
-
- if (!e) {
- if (m == 0) {
- FORCE_EVAL(0/0.0f);
- return FP_ILOGB0;
- }
- /* subnormal x */
- for (e = -0x3fff+1; m>>63 == 0; e--, m<<=1);
- return e;
- }
- if (e == 0x7fff) {
- FORCE_EVAL(0/0.0f);
- return m<<1 ? FP_ILOGBNAN : INT_MAX;
- }
- return e - 0x3fff;
-}
-#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
-int ilogbl(long double x)
-{
- #pragma STDC FENV_ACCESS ON
- union ldshape u = {x};
- int e = u.i.se & 0x7fff;
-
- if (!e) {
- if (x == 0) {
- FORCE_EVAL(0/0.0f);
- return FP_ILOGB0;
- }
- /* subnormal x */
- x *= 0x1p120;
- return ilogbl(x) - 120;
- }
- if (e == 0x7fff) {
- FORCE_EVAL(0/0.0f);
- u.i.se = 0;
- return u.f ? FP_ILOGBNAN : INT_MAX;
- }
- return e - 0x3fff;
-}
-#endif