summaryrefslogtreecommitdiff
path: root/test/Unit/parityti2_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'test/Unit/parityti2_test.c')
-rw-r--r--test/Unit/parityti2_test.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/test/Unit/parityti2_test.c b/test/Unit/parityti2_test.c
deleted file mode 100644
index ac67b35669a72..0000000000000
--- a/test/Unit/parityti2_test.c
+++ /dev/null
@@ -1,64 +0,0 @@
-//===-- parityti2_test.c - Test __parityti2 -------------------------------===//
-//
-// 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 __parityti2 for the compiler_rt library.
-//
-//===----------------------------------------------------------------------===//
-
-#if __x86_64
-
-#include "int_lib.h"
-#include <stdio.h>
-#include <stdlib.h>
-
-// Returns: 1 if number of bits is odd else returns 0
-
-si_int __parityti2(ti_int a);
-
-int naive_parity(ti_int a)
-{
- int r = 0;
- for (; a; a = a & (a - 1))
- r = ~r;
- return r & 1;
-}
-
-int test__parityti2(ti_int a)
-{
- si_int x = __parityti2(a);
- si_int expected = naive_parity(a);
- if (x != expected)
- {
- twords at;
- at.all = a;
- printf("error in __parityti2(0x%.16llX%.16llX) = %d, expected %d\n",
- at.s.high, at.s.low, x, expected);
- }
- return x != expected;
-}
-
-char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
-char assumption_2[sizeof(di_int)*CHAR_BIT == 64] = {0};
-
-#endif
-
-int main()
-{
-#if __x86_64
- int i;
- for (i = 0; i < 10000; ++i)
- if (test__parityti2(((ti_int)rand() << 96) + ((ti_int)rand() << 64) +
- ((ti_int)rand() << 32) + rand()))
- return 1;
-
-#else
- printf("skipped\n");
-#endif
- return 0;
-}