diff options
| author | Morph <39850852+Morph1984@users.noreply.github.com> | 2023-03-21 21:13:03 -0400 |
|---|---|---|
| committer | Morph <39850852+Morph1984@users.noreply.github.com> | 2023-03-27 17:45:22 -0400 |
| commit | d2cfe25b07906f36c688ccacde30e3dc50123e8f (patch) | |
| tree | e99fb164079a31fd1f619d0afedf8c7f07d9fc8a /src | |
| parent | fbbf532d42f5688533d31f7fe6f75526b4187e5c (diff) | |
x64: cpu_detect: Add detection of waitpkg instructions
waitpkg introduces 3 instructions, UMONITOR, UMWAIT and TPAUSE.
Diffstat (limited to 'src')
| -rw-r--r-- | src/common/x64/cpu_detect.cpp | 1 | ||||
| -rw-r--r-- | src/common/x64/cpu_detect.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/src/common/x64/cpu_detect.cpp b/src/common/x64/cpu_detect.cpp index e54383a4a8..72ed6e96c9 100644 --- a/src/common/x64/cpu_detect.cpp +++ b/src/common/x64/cpu_detect.cpp @@ -144,6 +144,7 @@ static CPUCaps Detect() { caps.bmi2 = Common::Bit<8>(cpu_id[1]); caps.sha = Common::Bit<29>(cpu_id[1]); + caps.waitpkg = Common::Bit<5>(cpu_id[2]); caps.gfni = Common::Bit<8>(cpu_id[2]); __cpuidex(cpu_id, 0x00000007, 0x00000001); diff --git a/src/common/x64/cpu_detect.h b/src/common/x64/cpu_detect.h index ca8db19d63..8253944d6b 100644 --- a/src/common/x64/cpu_detect.h +++ b/src/common/x64/cpu_detect.h @@ -67,6 +67,7 @@ struct CPUCaps { bool pclmulqdq : 1; bool popcnt : 1; bool sha : 1; + bool waitpkg : 1; }; /** |