compiler-rt/lib/builtins/muloti4.c

   1 //===-- muloti4.c - Implement __muloti4 -----------------------------------===//
   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 __muloti4 for the compiler_rt library.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "int_lib.h"
  14
  15 #ifdef CRT_HAS_128BIT
  16
  17 // Returns: a * b
  18
  19 // Effects: sets *overflow to 1  if a * b overflows
  20
  21 #define fixint_t ti_int
  22 #include "int_mulo_impl.inc"
  23
  24 COMPILER_RT_ABI ti_int __muloti4(ti_int a, ti_int b, int *overflow) {
  25   return __muloXi4(a, b, overflow);
  26 }
  27
  28 #endif // CRT_HAS_128BIT