forked from OSchip/llvm-project
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
//===-- moddi3_test.c - Test __moddi3 -------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file tests __moddi3 for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include "int_lib.h"
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#include <stdio.h>
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// Returns: a % b
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COMPILER_RT_ABI di_int __moddi3(di_int a, di_int b);
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int test__moddi3(di_int a, di_int b, di_int expected)
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{
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di_int x = __moddi3(a, b);
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if (x != expected)
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printf("error in __moddi3: %lld %% %lld = %lld, expected %lld\n",
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a, b, x, expected);
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return x != expected;
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}
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char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0};
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int main()
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{
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if (test__moddi3(0, 1, 0))
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return 1;
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if (test__moddi3(0, -1, 0))
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return 1;
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if (test__moddi3(5, 3, 2))
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return 1;
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if (test__moddi3(5, -3, 2))
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return 1;
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if (test__moddi3(-5, 3, -2))
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return 1;
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if (test__moddi3(-5, -3, -2))
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return 1;
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if (test__moddi3(0x8000000000000000LL, 1, 0x0LL))
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return 1;
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if (test__moddi3(0x8000000000000000LL, -1, 0x0LL))
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return 1;
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if (test__moddi3(0x8000000000000000LL, 2, 0x0LL))
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return 1;
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if (test__moddi3(0x8000000000000000LL, -2, 0x0LL))
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return 1;
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if (test__moddi3(0x8000000000000000LL, 3, -2))
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return 1;
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if (test__moddi3(0x8000000000000000LL, -3, -2))
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return 1;
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return 0;
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}
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