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Code Issues Releases Wiki Activity

Add AMD ZEN 4 uarch and update detection (#243)

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* Add AMD ZEN 4 uarch and update detection

* Add tests via cpuid dump
This commit is contained in:
Mykola Hohsadze
2022-06-17 12:18:05 +03:00
committed by GitHub
parent 08f2dc115e
commit 3c4801d12d
3 changed files with 52 additions and 1 deletions
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10
src/impl_x86__base_implementation.inl
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@ -706,13 +706,19 @@ X86Microarchitecture GetX86Microarchitecture(const X86Info* info) {
case CPUID(0x17, 0x98):
// https://en.wikichip.org/wiki/amd/microarchitectures/zen_2
return AMD_ZEN2;
case CPUID(0x19, 0x00):
case CPUID(0x19, 0x01):
case CPUID(0x19, 0x08):
case CPUID(0x19, 0x21):
case CPUID(0x19, 0x30):
case CPUID(0x19, 0x40):
case CPUID(0x19, 0x44):
case CPUID(0x19, 0x50):
// https://en.wikichip.org/wiki/amd/microarchitectures/zen_3
return AMD_ZEN3;
case CPUID(0x19, 0x10):
// https://en.wikichip.org/wiki/amd/microarchitectures/zen_4
return AMD_ZEN4;
default:
return X86_UNKNOWN;
}
@ -720,6 +726,7 @@ X86Microarchitecture GetX86Microarchitecture(const X86Info* info) {
if (IsVendorByX86Info(info, CPU_FEATURES_VENDOR_HYGON_GENUINE)) {
switch (CPUID(info->family, info->model)) {
case CPUID(0x18, 0x00):
case CPUID(0x18, 0x01):
return AMD_ZEN;
}
}
@ -1797,7 +1804,8 @@ CacheInfo GetX86CacheInfo(void) {
LINE(AMD_ZEN) \
LINE(AMD_ZEN_PLUS) \
LINE(AMD_ZEN2) \
LINE(AMD_ZEN3)
LINE(AMD_ZEN3) \
LINE(AMD_ZEN4)
const char* GetX86MicroarchitectureName(X86Microarchitecture value) {
#define LINE(ENUM) [ENUM] = STRINGIZE(ENUM),