1 | //===-- floatundisf.c - Implement __floatundisf ---------------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | // |
9 | // This file implements __floatundisf for the compiler_rt library. |
10 | // |
11 | //===----------------------------------------------------------------------===// |
12 | |
13 | // Returns: convert a to a float, rounding toward even. |
14 | |
15 | // Assumption: float is a IEEE 32 bit floating point type |
16 | // du_int is a 64 bit integral type |
17 | |
18 | // seee eeee emmm mmmm mmmm mmmm mmmm mmmm |
19 | |
20 | #include "int_lib.h" |
21 | |
22 | #define SRC_U64 |
23 | #define DST_SINGLE |
24 | #include "int_to_fp_impl.inc" |
25 | |
26 | COMPILER_RT_ABI float __floatundisf(du_int a) { return __floatXiYf__(a); } |
27 | |
28 | #if defined(__ARM_EABI__) |
29 | #if defined(COMPILER_RT_ARMHF_TARGET) |
30 | AEABI_RTABI float __aeabi_ul2f(du_int a) { return __floatundisf(a); } |
31 | #else |
32 | COMPILER_RT_ALIAS(__floatundisf, __aeabi_ul2f) |
33 | #endif |
34 | #endif |
35 | |
36 | #if defined(__MINGW32__) && defined(__arm__) |
37 | COMPILER_RT_ALIAS(__floatundisf, __u64tos) |
38 | #endif |
39 | |