| //===-- divsi3.c - Implement __divsi3 -------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements __divsi3 for the compiler_rt library. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "int_lib.h" |
| |
| // Returns: a / b |
| |
| #define fixint_t si_int |
| #define fixuint_t su_int |
| // On CPUs without unsigned hardware division support, |
| // this calls __udivsi3 (notice the cast to su_int). |
| // On CPUs with unsigned hardware division support, |
| // this uses the unsigned division instruction. |
| #define COMPUTE_UDIV(a, b) ((su_int)(a) / (su_int)(b)) |
| #include "int_div_impl.inc" |
| |
| COMPILER_RT_ABI si_int __divsi3(si_int a, si_int b) { return __divXi3(a, b); } |
| |
| #if defined(__ARM_EABI__) |
| COMPILER_RT_ALIAS(__divsi3, __aeabi_idiv) |
| #endif |
