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authorMichael Widenius <monty@mariadb.org>2014-08-19 21:35:14 +0300
committerMichael Widenius <monty@mariadb.org>2014-08-19 21:35:14 +0300
commitbd2117d154b9cc367b708932de5d6064a339462d (patch)
tree6c0fac6d84a3f88acb40ca9e410bd7724440af86 /include
parentcfa1ce81bb7992c362958bb95f41325ce2109834 (diff)
parent5569132ffebba3fd2e37964543f658ed24d8caaf (diff)
downloadmariadb-git-bd2117d154b9cc367b708932de5d6064a339462d.tar.gz
Automatic merge from 5.5
Fixed 2 failing tests by replacing result files
Diffstat (limited to 'include')
-rw-r--r--include/my_cpu.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/include/my_cpu.h b/include/my_cpu.h
new file mode 100644
index 00000000000..026b92c1b74
--- /dev/null
+++ b/include/my_cpu.h
@@ -0,0 +1,44 @@
+/* Copyright (c) 2013, MariaDB foundation Ab and SkySQL
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA
+*/
+
+/* instructions for specific cpu's */
+
+/*
+ Macros for adjusting thread priority (hardware multi-threading)
+ The defines are the same ones used by the linux kernel
+*/
+
+#if defined(__powerpc__)
+/* Very low priority */
+#define HMT_very_low() asm volatile("or 31,31,31")
+/* Low priority */
+#define HMT_low() asm volatile("or 1,1,1")
+/* Medium low priority */
+#define HMT_medium_low() asm volatile("or 6,6,6")
+/* Medium priority */
+#define HMT_medium() asm volatile("or 2,2,2")
+/* Medium high priority */
+#define HMT_medium_high() asm volatile("or 5,5,5")
+/* High priority */
+#define HMT_high() asm volatile("or 3,3,3")
+#else
+#define HMT_very_low()
+#define HMT_low()
+#define HMT_medium_low()
+#define HMT_medium()
+#define HMT_medium_high()
+#define HMT_high()
+#endif