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Add Intel LAM/AMD UAI feature detection in X86_64 (#315)

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* Add Intel LAM/AMD UAI features in X86

* Add AMD UAI test for AMD_K19_ZEN4_RAPHAEL

* Add separate UAI for AMD
This commit is contained in:
Tomahawkd
2023-08-28 22:25:24 +08:00
committed by GitHub
parent a89e3b5569
commit b5cb91b35c
3 changed files with 18 additions and 1 deletions
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4
test/cpuinfo_x86_test.cc
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@ -184,6 +184,8 @@ TEST_F(CpuidX86Test, SandyBridge) {
EXPECT_FALSE(features.movbe);
EXPECT_FALSE(features.rdrnd);
EXPECT_FALSE(features.adx);
EXPECT_FALSE(features.lam);
EXPECT_FALSE(features.uai);
}
const int UNDEF = -1;
@ -894,6 +896,7 @@ TEST_F(CpuidX86Test, AMD_K19_ZEN4_RAPHAEL) {
{{0x80000002, 0}, Leaf{0x20444D41, 0x657A7952, 0x2035206E, 0x30303637}},
{{0x80000003, 0}, Leaf{0x2D362058, 0x65726F43, 0x6F725020, 0x73736563}},
{{0x80000004, 0}, Leaf{0x2020726F, 0x20202020, 0x20202020, 0x00202020}},
{{0x80000021, 0}, Leaf{0x00062FCF, 0x0000015C, 0x00000000, 0x00000000}},
});
const auto info = GetX86Info();
@ -902,6 +905,7 @@ TEST_F(CpuidX86Test, AMD_K19_ZEN4_RAPHAEL) {
EXPECT_EQ(info.model, 0x61);
EXPECT_STREQ(info.brand_string,
"AMD Ryzen 5 7600X 6-Core Processor ");
EXPECT_TRUE(info.features.uai);
EXPECT_EQ(GetX86Microarchitecture(&info), X86Microarchitecture::AMD_ZEN4);
}