aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorAdrian Hunter2017-05-19 10:50:30 +0300
committerArnaldo Carvalho de Melo2017-06-27 11:58:04 -0300
commitd5b1a5f660b8594125ea2a372286d767e756102f (patch)
treedba0508c8f9142ccba5c0bbdf298ea3b29633139 /arch
parent19f0edb980a0f66ccd80b712dadb0239782f8af5 (diff)
x86/insn: perf tools: Add new ptwrite instruction
Add ptwrite to the op code map and the perf tools new instructions test. To run the test: $ tools/perf/perf test "x86 ins" 39: Test x86 instruction decoder - new instructions : Ok Or to see the details: $ tools/perf/perf test -v "x86 ins" 2>&1 | grep ptwrite For information about ptwrite, refer the Intel SDM. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Link: http://lkml.kernel.org/r/1495180230-19367-1-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/lib/x86-opcode-map.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index 767be7c76034..12e377184ee4 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -1009,7 +1009,7 @@ GrpTable: Grp15
1: fxstor | RDGSBASE Ry (F3),(11B)
2: vldmxcsr Md (v1) | WRFSBASE Ry (F3),(11B)
3: vstmxcsr Md (v1) | WRGSBASE Ry (F3),(11B)
-4: XSAVE
+4: XSAVE | ptwrite Ey (F3),(11B)
5: XRSTOR | lfence (11B)
6: XSAVEOPT | clwb (66) | mfence (11B)
7: clflush | clflushopt (66) | sfence (11B)