diff options
Diffstat (limited to 'test/Unit/clzti2_test.c')
-rw-r--r-- | test/Unit/clzti2_test.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/test/Unit/clzti2_test.c b/test/Unit/clzti2_test.c deleted file mode 100644 index d2ca164..0000000 --- a/test/Unit/clzti2_test.c +++ /dev/null @@ -1,90 +0,0 @@ -//===-- clzti2_test.c - Test __clzti2 -------------------------------------===// -// -// 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 __clzti2 for the compiler_rt library. -// -//===----------------------------------------------------------------------===// - -#if __x86_64 - -#include "int_lib.h" -#include <stdio.h> - -// Returns: the number of leading 0-bits - -// Precondition: a != 0 - -si_int __clzti2(ti_int a); - -int test__clzti2(ti_int a, si_int expected) -{ - si_int x = __clzti2(a); - if (x != expected) - { - twords at; - at.all = a; - printf("error in __clzti2(0x%llX%.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}; - -#endif - -int main() -{ -#if __x86_64 - const int N = (int)(sizeof(ti_int) * CHAR_BIT); - - if (test__clzti2(0x00000001, N-1)) - return 1; - if (test__clzti2(0x00000002, N-2)) - return 1; - if (test__clzti2(0x00000003, N-2)) - return 1; - if (test__clzti2(0x00000004, N-3)) - return 1; - if (test__clzti2(0x00000005, N-3)) - return 1; - if (test__clzti2(0x0000000A, N-4)) - return 1; - if (test__clzti2(0x1000000A, N*3/4+3)) - return 1; - if (test__clzti2(0x2000000A, N*3/4+2)) - return 1; - if (test__clzti2(0x6000000A, N*3/4+1)) - return 1; - if (test__clzti2(0x8000000AuLL, N*3/4)) - return 1; - if (test__clzti2(0x000005008000000AuLL, 85)) - return 1; - if (test__clzti2(0x020005008000000AuLL, 70)) - return 1; - if (test__clzti2(0x720005008000000AuLL, 65)) - return 1; - if (test__clzti2(0x820005008000000AuLL, 64)) - return 1; - - if (test__clzti2(make_ti(0x0000000080000000LL, 0x8000000800000000LL), 32)) - return 1; - if (test__clzti2(make_ti(0x0000000100000000LL, 0x8000000800000000LL), 31)) - return 1; - if (test__clzti2(make_ti(0x1000000100000000LL, 0x8000000800000000LL), 3)) - return 1; - if (test__clzti2(make_ti(0x7000000100000000LL, 0x8000000800000000LL), 1)) - return 1; - if (test__clzti2(make_ti(0x8000000100000000LL, 0x8000000800000000LL), 0)) - return 1; -#else - printf("skipped\n"); -#endif - return 0; -} |