76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
//===-- ucmpdi2_test.c - Test __ucmpdi2 -----------------------------------===//
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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 __ucmpdi2 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: if (a < b) returns 0
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// if (a == b) returns 1
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// if (a > b) returns 2
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si_int __ucmpdi2(du_int a, du_int b);
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int test__ucmpdi2(du_int a, du_int b, si_int expected)
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{
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si_int x = __ucmpdi2(a, b);
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if (x != expected)
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printf("error in __ucmpdi2(0x%llX, 0x%llX) = %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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{
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if (test__ucmpdi2(0, 0, 1))
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return 1;
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if (test__ucmpdi2(1, 1, 1))
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return 1;
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if (test__ucmpdi2(2, 2, 1))
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return 1;
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if (test__ucmpdi2(0x7FFFFFFF, 0x7FFFFFFF, 1))
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return 1;
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if (test__ucmpdi2(0x80000000, 0x80000000, 1))
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return 1;
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if (test__ucmpdi2(0x80000001, 0x80000001, 1))
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return 1;
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if (test__ucmpdi2(0xFFFFFFFF, 0xFFFFFFFF, 1))
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return 1;
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if (test__ucmpdi2(0x000000010000000LL, 0x000000010000000LL, 1))
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return 1;
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if (test__ucmpdi2(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL, 1))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000001LL, 0))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000002LL, 0))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000300000003LL, 0))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000001LL, 2))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000002LL, 2))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000100000003LL, 2))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000001LL, 2))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000002LL, 1))
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return 1;
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if (test__ucmpdi2(0x0000000200000002LL, 0x0000000200000003LL, 0))
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return 1;
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return 0;
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}
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