Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / m68k / math-emu / fp_arith.h

diff --git a/kernel/arch/m68k/math-emu/fp_arith.h b/kernel/arch/m68k/math-emu/fp_arith.h
new file mode 100644 (file)
index 0000000..2cc3f84
--- /dev/null
+++ b/kernel/arch/m68k/math-emu/fp_arith.h
@@ -0,0 +1,52 @@
+/*
+
+   fp_arith.h: floating-point math routines for the Linux-m68k
+   floating point emulator.
+
+   Copyright (c) 1998 David Huggins-Daines.
+
+   Somewhat based on the AlphaLinux floating point emulator, by David
+   Mosberger-Tang.
+
+   You may copy, modify, and redistribute this file under the terms of
+   the GNU General Public License, version 2, or any later version, at
+   your convenience.
+
+ */
+
+#ifndef FP_ARITH_H
+#define FP_ARITH_H
+
+/* easy ones */
+struct fp_ext *
+fp_fabs(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fneg(struct fp_ext *dest, struct fp_ext *src);
+
+/* straightforward arithmetic */
+struct fp_ext *
+fp_fadd(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fsub(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fcmp(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_ftst(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fmul(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fdiv(struct fp_ext *dest, struct fp_ext *src);
+
+/* ones that do rounding and integer conversions */
+struct fp_ext *
+fp_fmod(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_frem(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fint(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fintrz(struct fp_ext *dest, struct fp_ext *src);
+struct fp_ext *
+fp_fscale(struct fp_ext *dest, struct fp_ext *src);
+
+#endif /* FP_ARITH__H */