xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/divdf3.c (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 //===-- lib/divdf3.c - Double-precision division ------------------*- C -*-===//
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 double-precision soft-float division
10 // with the IEEE-754 default rounding (to nearest, ties to even).
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #define DOUBLE_PRECISION
15 
16 #define NUMBER_OF_HALF_ITERATIONS 3
17 #define NUMBER_OF_FULL_ITERATIONS 1
18 
19 #include "fp_div_impl.inc"
20 
21 COMPILER_RT_ABI fp_t __divdf3(fp_t a, fp_t b) { return __divXf3__(a, b); }
22 
23 #if defined(__ARM_EABI__)
24 #if defined(COMPILER_RT_ARMHF_TARGET)
25 AEABI_RTABI fp_t __aeabi_ddiv(fp_t a, fp_t b) { return __divdf3(a, b); }
26 #else
27 COMPILER_RT_ALIAS(__divdf3, __aeabi_ddiv)
28 #endif
29 #endif
30