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authorKacper <kacper@mail.openlinux.dev>2025-12-09 19:20:15 +0100
committerKacper <kacper@mail.openlinux.dev>2025-12-09 19:20:15 +0100
commit885f5974cdf65b59415837ae97f5a14ef1350670 (patch)
tree66ac13de29c7f4932c5fcae11773df574e4e256a /lib/libm/exp2f_data.h
parent8f9e448b2ef6db7cd905540c21f3c5b190e7a1e7 (diff)
feat: add gzip and new headers
Diffstat (limited to 'lib/libm/exp2f_data.h')
-rw-r--r--lib/libm/exp2f_data.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/libm/exp2f_data.h b/lib/libm/exp2f_data.h
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+/*
+ * Copyright (c) 2017-2018, Arm Limited.
+ * SPDX-License-Identifier: MIT
+ */
+#ifndef _EXP2F_DATA_H
+#define _EXP2F_DATA_H
+
+#include <stdint.h>
+
+#define hidden __attribute__((visibility("hidden")))
+
+/* Shared between expf, exp2f and powf. */
+#define EXP2F_TABLE_BITS 5
+#define EXP2F_POLY_ORDER 3
+extern hidden const struct exp2f_data {
+ uint64_t tab[1 << EXP2F_TABLE_BITS];
+ double shift_scaled;
+ double poly[EXP2F_POLY_ORDER];
+ double shift;
+ double invln2_scaled;
+ double poly_scaled[EXP2F_POLY_ORDER];
+} __exp2f_data;
+
+#endif