diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2015-01-07 19:55:37 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2015-01-07 19:55:37 +0000 |
| commit | ca9211ecdede9bdedb812b2243a4abdb8dacd1b9 (patch) | |
| tree | 9b19e801150082c33e9152275829a6ce90614b55 /test/builtins/Unit/mulodi4_test.c | |
| parent | 8ef50bf3d1c287b5013c3168de77a462dfce3495 (diff) | |
Import compiler-rt trunk r224034.vendor/compiler-rt/compiler-rt-r224034
Notes
Notes:
svn path=/vendor/compiler-rt/dist/; revision=276789
svn path=/vendor/compiler-rt/compiler-rt-r224034/; revision=276790; tag=vendor/compiler-rt/compiler-rt-r224034
Diffstat (limited to 'test/builtins/Unit/mulodi4_test.c')
| -rw-r--r-- | test/builtins/Unit/mulodi4_test.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/test/builtins/Unit/mulodi4_test.c b/test/builtins/Unit/mulodi4_test.c new file mode 100644 index 000000000000..10a0eaac61f9 --- /dev/null +++ b/test/builtins/Unit/mulodi4_test.c @@ -0,0 +1,178 @@ +//===-- mulodi4_test.c - Test __mulodi4 -----------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file tests __mulodi4 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// + +#include "int_lib.h" +#include <stdio.h> + +extern di_int __mulodi4(di_int a, di_int b, int* overflow); + +int test__mulodi4(di_int a, di_int b, di_int expected, int expected_overflow) +{ + int ov; + di_int x = __mulodi4(a, b, &ov); + if (ov != expected_overflow) + printf("error in __mulodi4: overflow=%d expected=%d\n", + ov, expected_overflow); + else if (!expected_overflow && x != expected) { + printf("error in __mulodi4: 0x%llX * 0x%llX = 0x%llX (overflow=%d), " + "expected 0x%llX (overflow=%d)\n", + a, b, x, ov, expected, expected_overflow); + return 1; + } + return 0; +} + +int main() +{ + if (test__mulodi4(0, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 1, 0, 0)) + return 1; + if (test__mulodi4(1, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 10, 0, 0)) + return 1; + if (test__mulodi4(10, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 81985529216486895LL, 0, 0)) + return 1; + if (test__mulodi4(81985529216486895LL, 0, 0, 0)) + return 1; + + if (test__mulodi4(0, -1, 0, 0)) + return 1; + if (test__mulodi4(-1, 0, 0, 0)) + return 1; + if (test__mulodi4(0, -10, 0, 0)) + return 1; + if (test__mulodi4(-10, 0, 0, 0)) + return 1; + if (test__mulodi4(0, -81985529216486895LL, 0, 0)) + return 1; + if (test__mulodi4(-81985529216486895LL, 0, 0, 0)) + return 1; + + if (test__mulodi4(1, 1, 1, 0)) + return 1; + if (test__mulodi4(1, 10, 10, 0)) + return 1; + if (test__mulodi4(10, 1, 10, 0)) + return 1; + if (test__mulodi4(1, 81985529216486895LL, 81985529216486895LL, 0)) + return 1; + if (test__mulodi4(81985529216486895LL, 1, 81985529216486895LL, 0)) + return 1; + + if (test__mulodi4(1, -1, -1, 0)) + return 1; + if (test__mulodi4(1, -10, -10, 0)) + return 1; + if (test__mulodi4(-10, 1, -10, 0)) + return 1; + if (test__mulodi4(1, -81985529216486895LL, -81985529216486895LL, 0)) + return 1; + if (test__mulodi4(-81985529216486895LL, 1, -81985529216486895LL, 0)) + return 1; + + if (test__mulodi4(3037000499LL, 3037000499LL, 9223372030926249001LL, 0)) + return 1; + if (test__mulodi4(-3037000499LL, 3037000499LL, -9223372030926249001LL, 0)) + return 1; + if (test__mulodi4(3037000499LL, -3037000499LL, -9223372030926249001LL, 0)) + return 1; + if (test__mulodi4(-3037000499LL, -3037000499LL, 9223372030926249001LL, 0)) + return 1; + + if (test__mulodi4(4398046511103LL, 2097152LL, 9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(-4398046511103LL, 2097152LL, -9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(4398046511103LL, -2097152LL, -9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(-4398046511103LL, -2097152LL, 9223372036852678656LL, 0)) + return 1; + + if (test__mulodi4(2097152LL, 4398046511103LL, 9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(-2097152LL, 4398046511103LL, -9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(2097152LL, -4398046511103LL, -9223372036852678656LL, 0)) + return 1; + if (test__mulodi4(-2097152LL, -4398046511103LL, 9223372036852678656LL, 0)) + return 1; + + if (test__mulodi4(0x7FFFFFFFFFFFFFFFLL, -2, 2, 1)) + return 1; + if (test__mulodi4(-2, 0x7FFFFFFFFFFFFFFFLL, 2, 1)) + return 1; + if (test__mulodi4(0x7FFFFFFFFFFFFFFFLL, -1, 0x8000000000000001LL, 0)) + return 1; + if (test__mulodi4(-1, 0x7FFFFFFFFFFFFFFFLL, 0x8000000000000001LL, 0)) + return 1; + if (test__mulodi4(0x7FFFFFFFFFFFFFFFLL, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 0x7FFFFFFFFFFFFFFFLL, 0, 0)) + return 1; + if (test__mulodi4(0x7FFFFFFFFFFFFFFFLL, 1, 0x7FFFFFFFFFFFFFFFLL, 0)) + return 1; + if (test__mulodi4(1, 0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFFLL, 0)) + return 1; + if (test__mulodi4(0x7FFFFFFFFFFFFFFFLL, 2, 0x8000000000000001LL, 1)) + return 1; + if (test__mulodi4(2, 0x7FFFFFFFFFFFFFFFLL, 0x8000000000000001LL, 1)) + return 1; + + if (test__mulodi4(0x8000000000000000LL, -2, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(-2, 0x8000000000000000LL, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(0x8000000000000000LL, -1, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(-1, 0x8000000000000000LL, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(0x8000000000000000LL, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 0x8000000000000000LL, 0, 0)) + return 1; + if (test__mulodi4(0x8000000000000000LL, 1, 0x8000000000000000LL, 0)) + return 1; + if (test__mulodi4(1, 0x8000000000000000LL, 0x8000000000000000LL, 0)) + return 1; + if (test__mulodi4(0x8000000000000000LL, 2, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(2, 0x8000000000000000LL, 0x8000000000000000LL, 1)) + return 1; + + if (test__mulodi4(0x8000000000000001LL, -2, 0x8000000000000001LL, 1)) + return 1; + if (test__mulodi4(-2, 0x8000000000000001LL, 0x8000000000000001LL, 1)) + return 1; + if (test__mulodi4(0x8000000000000001LL, -1, 0x7FFFFFFFFFFFFFFFLL, 0)) + return 1; + if (test__mulodi4(-1, 0x8000000000000001LL, 0x7FFFFFFFFFFFFFFFLL, 0)) + return 1; + if (test__mulodi4(0x8000000000000001LL, 0, 0, 0)) + return 1; + if (test__mulodi4(0, 0x8000000000000001LL, 0, 0)) + return 1; + if (test__mulodi4(0x8000000000000001LL, 1, 0x8000000000000001LL, 0)) + return 1; + if (test__mulodi4(1, 0x8000000000000001LL, 0x8000000000000001LL, 0)) + return 1; + if (test__mulodi4(0x8000000000000001LL, 2, 0x8000000000000000LL, 1)) + return 1; + if (test__mulodi4(2, 0x8000000000000001LL, 0x8000000000000000LL, 1)) + return 1; + + return 0; +} |