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| author | Brian Inglis <Brian.Inglis@SystematicSW.ab.ca> | 2020-01-23 02:06:27 -0700 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2020-01-23 13:41:23 +0100 |
| commit | 8f502bd33159cfe0f138a31442998a77602c8a9a (patch) | |
| tree | 01fc720666b69ba56985a2a92a7b88f27ddf0fdf | |
| parent | 5fdcb8fc135a14846cc37d30cb11d1590e5113b8 (diff) | |
| download | cygnal-8f502bd33159cfe0f138a31442998a77602c8a9a.tar.gz cygnal-8f502bd33159cfe0f138a31442998a77602c8a9a.tar.bz2 cygnal-8f502bd33159cfe0f138a31442998a77602c8a9a.zip | |
fhandler_proc.cc:format_proc_cpuinfo add rdpru flag
rdpru flag is cpuid xfn 80000008 ebx bit 4 added in linux 5.5;
see AMD64 Architecture Programmer's Manual Volume 3:
General-Purpose and System Instructions
https://www.amd.com/system/files/TechDocs/24594.pdf#page=329
and elsewhere in that document
| -rw-r--r-- | winsup/cygwin/fhandler_proc.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc index 8c331f5f4..78a69703d 100644 --- a/winsup/cygwin/fhandler_proc.cc +++ b/winsup/cygwin/fhandler_proc.cc @@ -1255,6 +1255,7 @@ format_proc_cpuinfo (void *, char *&destbuf) ftcprint (features1, 0, "clzero"); /* clzero instruction */ ftcprint (features1, 1, "irperf"); /* instr retired count */ ftcprint (features1, 2, "xsaveerptr"); /* save/rest FP err ptrs */ + ftcprint (features1, 4, "rdpru"); /* user level rd proc reg */ /* ftcprint (features1, 6, "mba"); */ /* memory BW alloc */ ftcprint (features1, 9, "wbnoinvd"); /* wbnoinvd instruction */ /* ftcprint (features1, 12, "ibpb" ); */ /* ind br pred barrier */ |