derek.holloway
7502bf64a4
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75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
// RUN: %clang_builtins %s %librt -o %t && %run %t
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// REQUIRES: librt_has_negdi2
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#include "int_lib.h"
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#include <stdio.h>
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// Returns: -a
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COMPILER_RT_ABI di_int __negdi2(di_int a);
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int test__negdi2(di_int a, di_int expected)
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{
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di_int x = __negdi2(a);
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if (x != expected)
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printf("error in __negdi2: -0x%llX = 0x%llX, expected 0x%llX\n",
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a, 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__negdi2(0, 0))
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return 1;
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if (test__negdi2(1, -1))
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return 1;
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if (test__negdi2(-1, 1))
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return 1;
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if (test__negdi2(2, -2))
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return 1;
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if (test__negdi2(-2, 2))
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return 1;
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if (test__negdi2(3, -3))
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return 1;
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if (test__negdi2(-3, 3))
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return 1;
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if (test__negdi2(0x00000000FFFFFFFELL, 0xFFFFFFFF00000002LL))
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return 1;
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if (test__negdi2(0xFFFFFFFF00000002LL, 0x00000000FFFFFFFELL))
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return 1;
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if (test__negdi2(0x00000000FFFFFFFFLL, 0xFFFFFFFF00000001LL))
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return 1;
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if (test__negdi2(0xFFFFFFFF00000001LL, 0x00000000FFFFFFFFLL))
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return 1;
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if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL))
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return 1;
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if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL))
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return 1;
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if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL))
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return 1;
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if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL))
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return 1;
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if (test__negdi2(0x0000000300000000LL, 0xFFFFFFFD00000000LL))
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return 1;
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if (test__negdi2(0xFFFFFFFD00000000LL, 0x0000000300000000LL))
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return 1;
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if (test__negdi2(0x8000000000000000LL, 0x8000000000000000LL))
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return 1;
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if (test__negdi2(0x8000000000000001LL, 0x7FFFFFFFFFFFFFFFLL))
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return 1;
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if (test__negdi2(0x7FFFFFFFFFFFFFFFLL, 0x8000000000000001LL))
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return 1;
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if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL))
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return 1;
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if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL))
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return 1;
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if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL))
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return 1;
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if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL))
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return 1;
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return 0;
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}
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