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Util: Recognize zen5 processors

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as reported by drzed
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zzz
2025-01-21 11:31:18 -05:00
parent 0dddf3b6a5
commit 099c9bc075
1 changed files with 9 additions and 5 deletions
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14
core/java/src/freenet/support/CPUInformation/AMDInfoImpl.java
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@ -469,10 +469,12 @@ class AMDInfoImpl extends CPUIDCPUInfo implements AMDCPUInfo
}
break;
// Zen / Zen+ / Zen2 / Zen3 / Zen4 / Ryzen 3/5/7/9/Threadripper / EPYC
// Zen / Zen+ / Zen2 / Zen3 / Zen4 / Zen5 / Ryzen 3/5/7/9/Threadripper / EPYC
// untested
case 23:
case 25: {
case 23: // zen / zen+ / zen2
case 25: // zen3 / zen3+ / zen4
case 26: // zen5
{
// Quote wikipedia:
// Zen is a clean sheet design that differs from the long-standing Bulldozer architecture.
// All models support: x87, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AES, CLMUL,
@ -495,8 +497,10 @@ class AMDInfoImpl extends CPUIDCPUInfo implements AMDCPUInfo
// Each instruction uses its own CPUID bit.
// As of GMP 6.2.0, the difference is only some parameter tweaks,
// and zen2 is actually a little slower than zen.
isZen2Compatible = family == 25;
if (isZen2Compatible)
isZen2Compatible = family != 23;
if (family == 26)
modelString = "Ryzen/Epyc Zen 5 model " + model;
else if (isZen2Compatible)
modelString = "Ryzen/Epyc Zen 3 model " + model;
else if (model == 1)
modelString = "Ryzen 7";