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cpuid_x86: improve Intel Arrow Lake detection #5249

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Merged
martin-frbg merged 1 commit into from
May 1, 2025
Merged

cpuid_x86: improve Intel Arrow Lake detection #5249

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17 changes: 17 additions & 0 deletions cpuid_x86.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1578,6 +1578,7 @@ int get_cpuname(void){
case 12: //family 6 exmodel 12
switch (model) {
case 15:
case 6: // Arrow Lake
if(support_avx512())
return CPUTYPE_SAPPHIRERAPIDS;
if(support_avx2())
Expand Down Expand Up @@ -2421,6 +2422,22 @@ int get_coretype(void){
else
return CORE_NEHALEM;
}
case 12:
switch (model) {
case 6: // Arrow Lake
if(support_amx_bf16())
return CORE_SAPPHIRERAPIDS;
if(support_avx512_bf16())
return CORE_COOPERLAKE;
if(support_avx512())
return CORE_SKYLAKEX;
if(support_avx2())
return CORE_HASWELL;
if(support_avx())
return CORE_SANDYBRIDGE;
else
return CORE_NEHALEM;
}
}
case 15:
if (model <= 0x2) return CORE_NORTHWOOD;
Expand Down
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