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/*
* affinity1.c
*
*
* --------------------------------------------------------------------------
*
* Pthreads-win32 - POSIX Threads Library for Win32
* Copyright(C) 1998 John E. Bossom
* Copyright(C) 1999,2012 Pthreads-win32 contributors
*
* Homepage1: http://sourceware.org/pthreads-win32/
* Homepage2: http://sourceforge.net/projects/pthreads4w/
*
* The current list of contributors is contained
* in the file CONTRIBUTORS included with the source
* code distribution. The list can also be seen at the
* following World Wide Web location:
* http://sources.redhat.com/pthreads-win32/contributors.html
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library in the file COPYING.LIB;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* --------------------------------------------------------------------------
*
* Basic test of CPU_*() support routines.
*
*/
#include "test.h"
int
main()
{
unsigned int cpu;
cpu_set_t newmask;
cpu_set_t src1mask;
cpu_set_t src2mask;
cpu_set_t src3mask;
CPU_ZERO(&newmask);
CPU_ZERO(&src1mask);
memset(&src2mask, 0, sizeof(cpu_set_t));
assert(memcmp(&src1mask, &src2mask, sizeof(cpu_set_t)) == 0);
assert(CPU_EQUAL(&src1mask, &src2mask));
assert(CPU_COUNT(&src1mask) == 0);
CPU_ZERO(&src1mask);
CPU_ZERO(&src2mask);
CPU_ZERO(&src3mask);
for (cpu = 0; cpu < sizeof(cpu_set_t)*8; cpu += 2)
{
CPU_SET(cpu, &src1mask); /* 0b01010101010101010101010101010101 */
}
for (cpu = 0; cpu < sizeof(cpu_set_t)*4; cpu++)
{
CPU_SET(cpu, &src2mask); /* 0b00000000000000001111111111111111 */
}
for (cpu = sizeof(cpu_set_t)*4; cpu < sizeof(cpu_set_t)*8; cpu += 2)
{
CPU_SET(cpu, &src2mask); /* 0b01010101010101011111111111111111 */
}
for (cpu = 0; cpu < sizeof(cpu_set_t)*8; cpu += 2)
{
CPU_SET(cpu, &src3mask); /* 0b01010101010101010101010101010101 */
}
assert(CPU_COUNT(&src1mask) == (sizeof(cpu_set_t)*4));
assert(CPU_COUNT(&src2mask) == ((sizeof(cpu_set_t)*4 + (sizeof(cpu_set_t)*2))));
assert(CPU_COUNT(&src3mask) == (sizeof(cpu_set_t)*4));
CPU_SET(0, &newmask);
CPU_SET(1, &newmask);
CPU_SET(3, &newmask);
assert(CPU_ISSET(1, &newmask));
CPU_CLR(1, &newmask);
assert(!CPU_ISSET(1, &newmask));
CPU_OR(&newmask, &src1mask, &src2mask);
assert(CPU_EQUAL(&newmask, &src2mask));
CPU_AND(&newmask, &src1mask, &src2mask);
assert(CPU_EQUAL(&newmask, &src1mask));
CPU_XOR(&newmask, &src1mask, &src3mask);
memset(&src2mask, 0, sizeof(cpu_set_t));
assert(memcmp(&newmask, &src2mask, sizeof(cpu_set_t)) == 0);
/*
* Need to confirm the bitwise logical right-shift in CpuCount().
* i.e. zeros inserted into MSB on shift because cpu_set_t is
* unsigned.
*/
CPU_ZERO(&src1mask);
for (cpu = 1; cpu < sizeof(cpu_set_t)*8; cpu += 2)
{
CPU_SET(cpu, &src1mask); /* 0b10101010101010101010101010101010 */
}
assert(CPU_ISSET(sizeof(cpu_set_t)*8-1, &src1mask));
assert(CPU_COUNT(&src1mask) == (sizeof(cpu_set_t)*4));
return 0;
}
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