From 885f5974cdf65b59415837ae97f5a14ef1350670 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Tue, 9 Dec 2025 19:20:15 +0100
Subject: feat: add gzip and new headers

---
 lib/libm/frexpl.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 lib/libm/frexpl.c

(limited to 'lib/libm/frexpl.c')

diff --git a/lib/libm/frexpl.c b/lib/libm/frexpl.c
new file mode 100644
index 00000000..102ade25
--- /dev/null
+++ b/lib/libm/frexpl.c
@@ -0,0 +1,30 @@
+#include "libm.h"
+
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
+long double frexpl(long double x, int *e)
+{
+	return frexp(x, e);
+}
+#elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
+long double frexpl(long double x, int *e)
+{
+	union ldshape u = { x };
+	int ee = u.i.se & 0x7fff;
+
+	if (!ee) {
+		if (x) {
+			x = frexpl(x * 0x1p120, e);
+			*e -= 120;
+		} else
+			*e = 0;
+		return x;
+	} else if (ee == 0x7fff) {
+		return x;
+	}
+
+	*e = ee - 0x3ffe;
+	u.i.se &= 0x8000;
+	u.i.se |= 0x3ffe;
+	return u.f;
+}
+#endif
-- 
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