glibc/glibc-upstream-2.39-181.patch

77 lines
2.4 KiB
Diff

commit 7620d98186fc23e216773dbec5dc5da1fd8daf0f
Author: Sunil K Pandey <skpgkp2@gmail.com>
Date: Thu Apr 3 18:14:20 2025 -0700
x86: Add ARL/PTL/CWF model detection support
- Add ARROWLAKE model detection.
- Add PANTHERLAKE model detection.
- Add CLEARWATERFOREST model detection.
Intel® Architecture Instruction Set Extensions Programming Reference
https://cdrdv2.intel.com/v1/dl/getContent/671368 Section 1.2.
No regression, validated model detection on SDE.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
(cherry picked from commit e53eb952b970ac94c97d74fb447418fb327ca096)
diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c
index dc5cd01d489851b8..fb94477dad08ab02 100644
--- a/sysdeps/x86/cpu-features.c
+++ b/sysdeps/x86/cpu-features.c
@@ -512,6 +512,7 @@ enum
INTEL_ATOM_GOLDMONT,
INTEL_ATOM_GOLDMONT_PLUS,
INTEL_ATOM_SIERRAFOREST,
+ INTEL_ATOM_CLEARWATERFOREST,
INTEL_ATOM_GRANDRIDGE,
INTEL_ATOM_TREMONT,
@@ -539,6 +540,7 @@ enum
INTEL_BIGCORE_METEORLAKE,
INTEL_BIGCORE_LUNARLAKE,
INTEL_BIGCORE_ARROWLAKE,
+ INTEL_BIGCORE_PANTHERLAKE,
INTEL_BIGCORE_GRANITERAPIDS,
/* Mixed (bigcore + atom SOC). */
@@ -584,6 +586,8 @@ intel_get_fam6_microarch (unsigned int model,
return INTEL_ATOM_GOLDMONT_PLUS;
case 0xAF:
return INTEL_ATOM_SIERRAFOREST;
+ case 0xDD:
+ return INTEL_ATOM_CLEARWATERFOREST;
case 0xB6:
return INTEL_ATOM_GRANDRIDGE;
case 0x86:
@@ -691,8 +695,12 @@ intel_get_fam6_microarch (unsigned int model,
return INTEL_BIGCORE_METEORLAKE;
case 0xbd:
return INTEL_BIGCORE_LUNARLAKE;
+ case 0xb5:
+ case 0xc5:
case 0xc6:
return INTEL_BIGCORE_ARROWLAKE;
+ case 0xCC:
+ return INTEL_BIGCORE_PANTHERLAKE;
case 0xAD:
case 0xAE:
return INTEL_BIGCORE_GRANITERAPIDS;
@@ -808,6 +816,7 @@ init_cpu_features (struct cpu_features *cpu_features)
Default tuned atom microarch.
case INTEL_ATOM_SIERRAFOREST:
case INTEL_ATOM_GRANDRIDGE:
+ case INTEL_ATOM_CLEARWATERFOREST:
*/
/* Bigcore/Default Tuning. */
@@ -864,6 +873,7 @@ init_cpu_features (struct cpu_features *cpu_features)
case INTEL_BIGCORE_METEORLAKE:
case INTEL_BIGCORE_LUNARLAKE:
case INTEL_BIGCORE_ARROWLAKE:
+ case INTEL_BIGCORE_PANTHERLAKE:
case INTEL_BIGCORE_SAPPHIRERAPIDS:
case INTEL_BIGCORE_EMERALDRAPIDS:
case INTEL_BIGCORE_GRANITERAPIDS: