xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/floattidf.c (revision e0919a4bac2b57a086688ae8ec58058b91f61d86)
1 //===-- floattidf.c - Implement __floattidf -------------------------------===//
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 __floattidf for the compiler_rt library.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "int_lib.h"
14 
15 #ifdef CRT_HAS_128BIT
16 
17 #define SRC_I128
18 #define DST_DOUBLE
19 #include "int_to_fp_impl.inc"
20 
21 // Returns: convert a to a double, rounding toward even.
22 
23 // Assumption: double is a IEEE 64 bit floating point type
24 //            ti_int is a 128 bit integral type
25 
26 // seee eeee eeee mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm
27 // mmmm
28 
29 COMPILER_RT_ABI double __floattidf(ti_int a) { return __floatXiYf__(a); }
30 
31 #endif // CRT_HAS_128BIT
32