xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/mulosi4.c (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1 //===-- mulosi4.c - Implement __mulosi4 -----------------------------------===//
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 __mulosi4 for the compiler_rt library.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #define fixint_t si_int
14 #include "int_mulo_impl.inc"
15 
16 // Returns: a * b
17 
18 // Effects: sets *overflow to 1  if a * b overflows
19 
20 COMPILER_RT_ABI si_int __mulosi4(si_int a, si_int b, int *overflow) {
21   return __muloXi4(a, b, overflow);
22 }
23