135 lines
4.0 KiB
C
135 lines
4.0 KiB
C
//===-- multi3_test.c - Test __multi3 -------------------------------------===//
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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 __multi3 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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ti_int __multi3(ti_int a, ti_int b);
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int test__multi3(ti_int a, ti_int b, ti_int expected)
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{
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ti_int x = __multi3(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 __multi3: 0x%.16llX%.16llX * 0x%.16llX%.16llX = "
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"0x%.16llX%.16llX, expected 0x%.16llX%.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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char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
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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__multi3(0, 0, 0))
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return 1;
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if (test__multi3(0, 1, 0))
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return 1;
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if (test__multi3(1, 0, 0))
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return 1;
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if (test__multi3(0, 10, 0))
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return 1;
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if (test__multi3(10, 0, 0))
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return 1;
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if (test__multi3(0, 81985529216486895LL, 0))
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return 1;
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if (test__multi3(81985529216486895LL, 0, 0))
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return 1;
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if (test__multi3(0, -1, 0))
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return 1;
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if (test__multi3(-1, 0, 0))
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return 1;
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if (test__multi3(0, -10, 0))
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return 1;
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if (test__multi3(-10, 0, 0))
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return 1;
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if (test__multi3(0, -81985529216486895LL, 0))
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return 1;
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if (test__multi3(-81985529216486895LL, 0, 0))
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return 1;
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if (test__multi3(1, 1, 1))
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return 1;
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if (test__multi3(1, 10, 10))
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return 1;
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if (test__multi3(10, 1, 10))
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return 1;
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if (test__multi3(1, 81985529216486895LL, 81985529216486895LL))
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return 1;
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if (test__multi3(81985529216486895LL, 1, 81985529216486895LL))
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return 1;
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if (test__multi3(1, -1, -1))
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return 1;
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if (test__multi3(1, -10, -10))
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return 1;
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if (test__multi3(-10, 1, -10))
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return 1;
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if (test__multi3(1, -81985529216486895LL, -81985529216486895LL))
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return 1;
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if (test__multi3(-81985529216486895LL, 1, -81985529216486895LL))
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return 1;
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if (test__multi3(3037000499LL, 3037000499LL, 9223372030926249001LL))
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return 1;
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if (test__multi3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
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return 1;
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if (test__multi3(3037000499LL, -3037000499LL, -9223372030926249001LL))
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return 1;
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if (test__multi3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
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return 1;
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if (test__multi3(4398046511103LL, 2097152LL, 9223372036852678656LL))
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return 1;
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if (test__multi3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
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return 1;
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if (test__multi3(4398046511103LL, -2097152LL, -9223372036852678656LL))
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return 1;
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if (test__multi3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
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return 1;
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if (test__multi3(2097152LL, 4398046511103LL, 9223372036852678656LL))
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return 1;
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if (test__multi3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
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return 1;
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if (test__multi3(2097152LL, -4398046511103LL, -9223372036852678656LL))
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return 1;
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if (test__multi3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
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return 1;
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if (test__multi3(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
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make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
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make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL)))
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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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