//===-- mulvsi3_test.c - Test __mulvsi3 -----------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // This file tests __mulvsi3 for the compiler_rt library. // //===----------------------------------------------------------------------===// #include "int_lib.h" #include <stdio.h> // Returns: a * b // Effects: aborts if a * b overflows COMPILER_RT_ABI si_int __mulvsi3(si_int a, si_int b); int test__mulvsi3(si_int a, si_int b, si_int expected) { si_int x = __mulvsi3(a, b); if (x != expected) printf("error in __mulvsi3: %d * %d = %d, expected %d\n", a, b, x, expected); return x != expected; } int main() { if (test__mulvsi3(0, 0, 0)) return 1; if (test__mulvsi3(0, 1, 0)) return 1; if (test__mulvsi3(1, 0, 0)) return 1; if (test__mulvsi3(0, 10, 0)) return 1; if (test__mulvsi3(10, 0, 0)) return 1; if (test__mulvsi3(0, 0x1234567, 0)) return 1; if (test__mulvsi3(0x1234567, 0, 0)) return 1; if (test__mulvsi3(0, -1, 0)) return 1; if (test__mulvsi3(-1, 0, 0)) return 1; if (test__mulvsi3(0, -10, 0)) return 1; if (test__mulvsi3(-10, 0, 0)) return 1; if (test__mulvsi3(0, -0x1234567, 0)) return 1; if (test__mulvsi3(-0x1234567, 0, 0)) return 1; if (test__mulvsi3(1, 1, 1)) return 1; if (test__mulvsi3(1, 10, 10)) return 1; if (test__mulvsi3(10, 1, 10)) return 1; if (test__mulvsi3(1, 0x1234567, 0x1234567)) return 1; if (test__mulvsi3(0x1234567, 1, 0x1234567)) return 1; if (test__mulvsi3(1, -1, -1)) return 1; if (test__mulvsi3(1, -10, -10)) return 1; if (test__mulvsi3(-10, 1, -10)) return 1; if (test__mulvsi3(1, -0x1234567, -0x1234567)) return 1; if (test__mulvsi3(-0x1234567, 1, -0x1234567)) return 1; // if (test__mulvsi3(0x7FFFFFFF, -2, 0x80000001)) // abort // return 1; // if (test__mulvsi3(-2, 0x7FFFFFFF, 0x80000001)) // abort // return 1; if (test__mulvsi3(0x7FFFFFFF, -1, 0x80000001)) return 1; if (test__mulvsi3(-1, 0x7FFFFFFF, 0x80000001)) return 1; if (test__mulvsi3(0x7FFFFFFF, 0, 0)) return 1; if (test__mulvsi3(0, 0x7FFFFFFF, 0)) return 1; if (test__mulvsi3(0x7FFFFFFF, 1, 0x7FFFFFFF)) return 1; if (test__mulvsi3(1, 0x7FFFFFFF, 0x7FFFFFFF)) return 1; // if (test__mulvsi3(0x7FFFFFFF, 2, 0x80000001)) // abort // return 1; // if (test__mulvsi3(2, 0x7FFFFFFF, 0x80000001)) // abort // return 1; // if (test__mulvsi3(0x80000000, -2, 0x80000000)) // abort // return 1; // if (test__mulvsi3(-2, 0x80000000, 0x80000000)) // abort // return 1; // if (test__mulvsi3(0x80000000, -1, 0x80000000)) // abort // return 1; // if (test__mulvsi3(-1, 0x80000000, 0x80000000)) // abort // return 1; if (test__mulvsi3(0x80000000, 0, 0)) return 1; if (test__mulvsi3(0, 0x80000000, 0)) return 1; if (test__mulvsi3(0x80000000, 1, 0x80000000)) return 1; if (test__mulvsi3(1, 0x80000000, 0x80000000)) return 1; // if (test__mulvsi3(0x80000000, 2, 0x80000000)) // abort // return 1; // if (test__mulvsi3(2, 0x80000000, 0x80000000)) // abort // return 1; // if (test__mulvsi3(0x80000001, -2, 0x80000001)) // abort // return 1; // if (test__mulvsi3(-2, 0x80000001, 0x80000001)) // abort // return 1; if (test__mulvsi3(0x80000001, -1, 0x7FFFFFFF)) return 1; if (test__mulvsi3(-1, 0x80000001, 0x7FFFFFFF)) return 1; if (test__mulvsi3(0x80000001, 0, 0)) return 1; if (test__mulvsi3(0, 0x80000001, 0)) return 1; if (test__mulvsi3(0x80000001, 1, 0x80000001)) return 1; if (test__mulvsi3(1, 0x80000001, 0x80000001)) return 1; // if (test__mulvsi3(0x80000001, 2, 0x80000000)) // abort // return 1; // if (test__mulvsi3(2, 0x80000001, 0x80000000)) // abort // return 1; return 0; }