47 lines · c
1// RUN: %clang_builtins %s %librt -o %t && %run %t2// REQUIRES: librt_has_divsi33 4#include "int_lib.h"5#include <stdio.h>6 7// Returns: a / b8 9COMPILER_RT_ABI si_int __divsi3(si_int a, si_int b);10 11int test__divsi3(si_int a, si_int b, si_int expected)12{13 si_int x = __divsi3(a, b);14 if (x != expected)15 printf("error in __divsi3: %d / %d = %d, expected %d\n",16 a, b, x, expected);17 return x != expected;18}19 20int main()21{22 if (test__divsi3(0, 1, 0))23 return 1;24 if (test__divsi3(0, -1, 0))25 return 1;26 27 if (test__divsi3(2, 1, 2))28 return 1;29 if (test__divsi3(2, -1, -2))30 return 1;31 if (test__divsi3(-2, 1, -2))32 return 1;33 if (test__divsi3(-2, -1, 2))34 return 1;35 36 if (test__divsi3(0x80000000, 1, 0x80000000))37 return 1;38 if (test__divsi3(0x80000000, -1, 0x80000000))39 return 1;40 if (test__divsi3(0x80000000, -2, 0x40000000))41 return 1;42 if (test__divsi3(0x80000000, 2, 0xC0000000))43 return 1;44 45 return 0;46}47