diff options
| author | Mykola Hohsadze <koliagogsadze@gmail.com> | 2023-09-05 15:14:21 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-09-05 14:14:21 +0200 |
| commit | aeaa84ecf4efc8d8edbabbc4ddf4ca6bc99d9fd7 (patch) | |
| tree | 9175498d192bb2653eb2a63c5bb41249264eb595 | |
| parent | 248aa1b9386ac7b5b36af78c4d8af60d4db8d434 (diff) | |
| download | cpu_features-aeaa84ecf4efc8d8edbabbc4ddf4ca6bc99d9fd7.tar.gz | |
Add Intel Alder Lake N detection (#330)
| -rw-r--r-- | src/impl_x86__base_implementation.inl | 1 | ||||
| -rw-r--r-- | test/cpuinfo_x86_test.cc | 14 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/impl_x86__base_implementation.inl b/src/impl_x86__base_implementation.inl index 0cd46bb..851fc15 100644 --- a/src/impl_x86__base_implementation.inl +++ b/src/impl_x86__base_implementation.inl @@ -647,6 +647,7 @@ X86Microarchitecture GetX86Microarchitecture(const X86Info* info) { } case CPUID(0x06, 0x97): case CPUID(0x06, 0x9A): + case CPUID(0x06, 0xBE): // https://en.wikichip.org/wiki/intel/microarchitectures/alder_lake return INTEL_ADL; case CPUID(0x06, 0xA5): diff --git a/test/cpuinfo_x86_test.cc b/test/cpuinfo_x86_test.cc index 9640f51..961e69e 100644 --- a/test/cpuinfo_x86_test.cc +++ b/test/cpuinfo_x86_test.cc @@ -1722,6 +1722,20 @@ TEST_F(CpuidX86Test, INTEL_RAPTOR_LAKE_S) { EXPECT_EQ(GetX86Microarchitecture(&info), X86Microarchitecture::INTEL_RPL); } +// http://users.atw.hu/instlatx64/GenuineIntel/GenuineIntel00B06E0_AlderLakeN_03_CPUID.txt +TEST_F(CpuidX86Test, INTEL_ALDER_LAKE_N) { + cpu().SetLeaves({ + {{0x00000000, 0}, Leaf{0x00000020, 0x756E6547, 0x6C65746E, 0x49656E69}}, + {{0x00000001, 0}, Leaf{0x000B06E0, 0x00800800, 0x7FFAFBBF, 0xBFEBFBFF}}, + }); + const auto info = GetX86Info(); + + EXPECT_STREQ(info.vendor, CPU_FEATURES_VENDOR_GENUINE_INTEL); + EXPECT_EQ(info.family, 0x06); + EXPECT_EQ(info.model, 0xBE); + EXPECT_EQ(GetX86Microarchitecture(&info), X86Microarchitecture::INTEL_ADL); +} + // https://github.com/google/cpu_features/issues/200 // http://users.atw.hu/instlatx64/GenuineIntel/GenuineIntel00206F2_Eagleton_CPUID.txt #if defined(CPU_FEATURES_OS_WINDOWS) |