forked from OSchip/llvm-project
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/* ===-- modsi3_test.c - Test __modsi3 -------------------------------------===
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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 __modsi3 for the compiler_rt library.
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*
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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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si_int __modsi3(si_int a, si_int b);
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int test__modsi3(si_int a, si_int b, si_int expected) {
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si_int x = __modsi3(a, b);
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if (x != expected)
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fprintf(stderr, "error in __modsi3: %d %% %d = %d, expected %d\n",
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a, b, x, expected);
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return x != expected;
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}
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int main() {
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if (test__modsi3(0, 1, 0))
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return 1;
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if (test__modsi3(0, -1, 0))
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return 1;
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if (test__modsi3(5, 3, 2))
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return 1;
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if (test__modsi3(5, -3, 2))
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return 1;
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if (test__modsi3(-5, 3, -2))
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return 1;
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if (test__modsi3(-5, -3, -2))
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return 1;
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if (test__modsi3(0x80000000, 1, 0x0))
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return 1;
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if (test__modsi3(0x80000000, 2, 0x0))
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return 1;
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if (test__modsi3(0x80000000, -2, 0x0))
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return 1;
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if (test__modsi3(0x80000000, 3, -2))
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return 1;
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if (test__modsi3(0x80000000, -3, -2))
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return 1;
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return 0;
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}
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