forked from OSchip/llvm-project
95 lines
3.3 KiB
C
95 lines
3.3 KiB
C
//===-- addvti3_test.c - Test __addvti3 -----------------------------------===//
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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 __addvti3 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 + b
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// Effects: aborts if a + b overflows
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ti_int __addvti3(ti_int a, ti_int b);
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int test__addvti3(ti_int a, ti_int b)
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{
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ti_int x = __addvti3(a, b);
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ti_int expected = a + b;
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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 bt;
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bt.all = b;
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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 test__addvti3(0x%llX%.16llX, 0x%llX%.16llX) = "
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"0x%llX%.16llX, expected 0x%llX%.16llX\n",
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at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low,
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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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// should abort
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// test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
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// make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL));
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// should abort
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// test__addvti3(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
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// make_ti(0x8000000000000000LL, 0x0000000000000000LL));
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// should abort
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// test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000001LL),
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// make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL));
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// should abort
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// test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
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// make_ti(0x0000000000000000LL, 0x0000000000000001LL));
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if (test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
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make_ti(0x0000000000000000LL, 0x0000000000000001LL)))
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return 1;
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if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000001LL),
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make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
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return 1;
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if (test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
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make_ti(0x0000000000000000LL, 0x0000000000000000LL)))
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return 1;
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if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000000LL),
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make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
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return 1;
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if (test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
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make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
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return 1;
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if (test__addvti3(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
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make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
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return 1;
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if (test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
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make_ti(0x0000000000000000LL, 0x0000000000000000LL)))
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return 1;
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if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000000LL),
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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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