//===-- muloti4_test.c - Test __muloti4 -----------------------------------===// // // 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 __muloti3 for the compiler_rt library. // //===----------------------------------------------------------------------===// #if __x86_64 #include "int_lib.h" #include // Returns: a * b // Effects: sets overflow if a * b overflows ti_int __muloti4(ti_int a, ti_int b, int *overflow); int test__muloti4(ti_int a, ti_int b, ti_int expected, int expected_overflow) { int ov; ti_int x = __muloti4(a, b, &ov); if (ov != expected_overflow) { twords at; at.all = a; twords bt; bt.all = b; twords xt; xt.all = x; twords expectedt; expectedt.all = expected; printf("error in __muloti4: overflow=%d expected=%d\n", ov, expected_overflow); printf("error in __muloti4: 0x%.16llX%.16llX * 0x%.16llX%.16llX = " "0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n", at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low); return 1; } else if (!expected_overflow && x != expected) { twords at; at.all = a; twords bt; bt.all = b; twords xt; xt.all = x; twords expectedt; expectedt.all = expected; printf("error in __muloti4: 0x%.16llX%.16llX * 0x%.16llX%.16llX = " "0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n", at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low); return 1; } return 0; } #endif int main() { #if __x86_64 if (test__muloti4(0, 0, 0, 0)) return 1; if (test__muloti4(0, 1, 0, 0)) return 1; if (test__muloti4(1, 0, 0, 0)) return 1; if (test__muloti4(0, 10, 0, 0)) return 1; if (test__muloti4(10, 0, 0, 0)) return 1; if (test__muloti4(0, 81985529216486895LL, 0, 0)) return 1; if (test__muloti4(81985529216486895LL, 0, 0, 0)) return 1; if (test__muloti4(0, -1, 0, 0)) return 1; if (test__muloti4(-1, 0, 0, 0)) return 1; if (test__muloti4(0, -10, 0, 0)) return 1; if (test__muloti4(-10, 0, 0, 0)) return 1; if (test__muloti4(0, -81985529216486895LL, 0, 0)) return 1; if (test__muloti4(-81985529216486895LL, 0, 0, 0)) return 1; if (test__muloti4(1, 1, 1, 0)) return 1; if (test__muloti4(1, 10, 10, 0)) return 1; if (test__muloti4(10, 1, 10, 0)) return 1; if (test__muloti4(1, 81985529216486895LL, 81985529216486895LL, 0)) return 1; if (test__muloti4(81985529216486895LL, 1, 81985529216486895LL, 0)) return 1; if (test__muloti4(1, -1, -1, 0)) return 1; if (test__muloti4(1, -10, -10, 0)) return 1; if (test__muloti4(-10, 1, -10, 0)) return 1; if (test__muloti4(1, -81985529216486895LL, -81985529216486895LL, 0)) return 1; if (test__muloti4(-81985529216486895LL, 1, -81985529216486895LL, 0)) return 1; if (test__muloti4(3037000499LL, 3037000499LL, 9223372030926249001LL, 0)) return 1; if (test__muloti4(-3037000499LL, 3037000499LL, -9223372030926249001LL, 0)) return 1; if (test__muloti4(3037000499LL, -3037000499LL, -9223372030926249001LL, 0)) return 1; if (test__muloti4(-3037000499LL, -3037000499LL, 9223372030926249001LL, 0)) return 1; if (test__muloti4(4398046511103LL, 2097152LL, 9223372036852678656LL, 0)) return 1; if (test__muloti4(-4398046511103LL, 2097152LL, -9223372036852678656LL, 0)) return 1; if (test__muloti4(4398046511103LL, -2097152LL, -9223372036852678656LL, 0)) return 1; if (test__muloti4(-4398046511103LL, -2097152LL, 9223372036852678656LL, 0)) return 1; if (test__muloti4(2097152LL, 4398046511103LL, 9223372036852678656LL, 0)) return 1; if (test__muloti4(-2097152LL, 4398046511103LL, -9223372036852678656LL, 0)) return 1; if (test__muloti4(2097152LL, -4398046511103LL, -9223372036852678656LL, 0)) return 1; if (test__muloti4(-2097152LL, -4398046511103LL, 9223372036852678656LL, 0)) return 1; if (test__muloti4(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL), make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL), make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL), 0)) return 1; if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), -2, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(-2, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), -1, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0)) return 1; if (test__muloti4(-1, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0)) return 1; if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0, 0, 0)) return 1; if (test__muloti4(0, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0, 0)) return 1; if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 1, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0)) return 1; if (test__muloti4(1, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0)) return 1; if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 2, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(2, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL), -2, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(-2, make_ti(0x8000000000000000LL, 0x0000000000000000LL), make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL), -1, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(-1, make_ti(0x8000000000000000LL, 0x0000000000000000LL), make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0, 0, 0)) return 1; if (test__muloti4(0, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0, 0)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0)) return 1; if (test__muloti4(1, make_ti(0x8000000000000000LL, 0x0000000000000000LL), make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL), 2, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(2, make_ti(0x8000000000000000LL, 0x0000000000000000LL), make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL), -2, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(-2, make_ti(0x8000000000000000LL, 0x0000000000000001LL), make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL), -1, make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0)) return 1; if (test__muloti4(-1, make_ti(0x8000000000000000LL, 0x0000000000000001LL), make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0, 0, 0)) return 1; if (test__muloti4(0, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0, 0)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1, make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0)) return 1; if (test__muloti4(1, make_ti(0x8000000000000000LL, 0x0000000000000001LL), make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0)) return 1; if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL), 2, make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; if (test__muloti4(2, make_ti(0x8000000000000000LL, 0x0000000000000001LL), make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1)) return 1; #else printf("skipped\n"); #endif return 0; }