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| author | marha <marha@users.sourceforge.net> | 2013-02-13 10:41:10 +0100 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2013-02-13 10:41:10 +0100 |
| commit | b41f74438672dd682bc01ae818cb3da654f22c1e (patch) | |
| tree | 07674ef1368a5427a75080528d8cee74234f6b28 /pthreads/tests/affinity1.c | |
| parent | aaf21968deb85b635cb6aa6544df233ea5981346 (diff) | |
| download | vcxsrv-b41f74438672dd682bc01ae818cb3da654f22c1e.tar.gz vcxsrv-b41f74438672dd682bc01ae818cb3da654f22c1e.tar.bz2 vcxsrv-b41f74438672dd682bc01ae818cb3da654f22c1e.zip | |
Updated to latest CVS version of pthreads
Diffstat (limited to 'pthreads/tests/affinity1.c')
| -rwxr-xr-x | pthreads/tests/affinity1.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/pthreads/tests/affinity1.c b/pthreads/tests/affinity1.c new file mode 100755 index 000000000..7014d8875 --- /dev/null +++ b/pthreads/tests/affinity1.c @@ -0,0 +1,111 @@ +/*
+ * 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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