2 * Copyright (C) 2012 Andrew Turner
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
31 #include "softfloat-for-gcc.h"
33 #include "softfloat.h"
35 #include "aeabi_vfp.h"
37 extern int _libc_arm_fpu_present;
39 flag __unorddf2(float64, float64);
41 /* These are written in asm and are only called from this file */
42 int __aeabi_dcmpeq_vfp(float64, float64);
43 int __aeabi_dcmplt_vfp(float64, float64);
44 int __aeabi_dcmple_vfp(float64, float64);
45 int __aeabi_dcmpgt_vfp(float64, float64);
46 int __aeabi_dcmpge_vfp(float64, float64);
47 int __aeabi_dcmpun_vfp(float64, float64);
48 int __aeabi_d2iz_vfp(float64);
49 float32 __aeabi_d2f_vfp(float64);
50 float64 __aeabi_i2d_vfp(int);
51 float64 __aeabi_dadd_vfp(float64, float64);
52 float64 __aeabi_ddiv_vfp(float64, float64);
53 float64 __aeabi_dmul_vfp(float64, float64);
54 float64 __aeabi_dsub_vfp(float64, float64);
57 * Depending on the target these will:
58 * On armv6 with a vfp call the above function, or
59 * Call the softfloat function in the 3rd argument.
61 int AEABI_FUNC2(dcmpeq, float64, float64_eq)
62 int AEABI_FUNC2(dcmplt, float64, float64_lt)
63 int AEABI_FUNC2(dcmple, float64, float64_le)
64 int AEABI_FUNC2_REV(dcmpge, float64, float64_le)
65 int AEABI_FUNC2_REV(dcmpgt, float64, float64_lt)
66 int AEABI_FUNC2(dcmpun, float64, __unorddf2)
68 int AEABI_FUNC(d2iz, float64, float64_to_int32_round_to_zero)
69 float32 AEABI_FUNC(d2f, float64, float64_to_float32)
70 float64 AEABI_FUNC(i2d, int, int32_to_float64)
72 float64 AEABI_FUNC2(dadd, float64, float64_add)
73 float64 AEABI_FUNC2(ddiv, float64, float64_div)
74 float64 AEABI_FUNC2(dmul, float64, float64_mul)
75 float64 AEABI_FUNC2(dsub, float64, float64_sub)