110 lines
3.4 KiB
C
110 lines
3.4 KiB
C
//===-- negvti2_test.c - Test __negvti2 -----------------------------------===//
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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 __negvti2 for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#if __x86_64
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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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// Effects: aborts if -a overflows
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ti_int __negvti2(ti_int a);
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ti_int __negti2(ti_int a);
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int test__negvti2(ti_int a)
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{
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ti_int x = __negvti2(a);
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ti_int expected = __negti2(a);
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if (x != expected)
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{
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twords at;
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at.all = a;
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twords xt;
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xt.all = x;
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twords expectedt;
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expectedt.all = expected;
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printf("error in __negvti2(0x%.16llX%.16llX) = 0x%.16llX%.16llX, "
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"expected 0x%.16llX%.16llX\n",
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at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low);
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}
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return x != expected;
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}
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#endif
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int main()
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{
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#if __x86_64
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if (test__negvti2(0))
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return 1;
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if (test__negvti2(1))
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return 1;
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if (test__negvti2(-1))
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return 1;
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if (test__negvti2(2))
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return 1;
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if (test__negvti2(-2))
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return 1;
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if (test__negvti2(3))
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return 1;
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if (test__negvti2(-3))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
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return 1;
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if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
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return 1;
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if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
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return 1;
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// if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL))) // abort
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// return 1;
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if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
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return 1;
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if (test__negvti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
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return 1;
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#else
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printf("skipped\n");
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#endif
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return 0;
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}
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