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Merged
martin-frbg merged 2 commits into from
Apr 16, 2026
+12 −6
Merged

Add CPU ID for Neoverse V3 #5759

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3a3903a
Add CPU ID for Neoverse V3
nSircombe Apr 15, 2026
5f4a5b3
Update (c) years and contributors
nSircombe Apr 16, 2026
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3 changes: 3 additions & 0 deletions CONTRIBUTORS.md
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Original file line number Diff line number Diff line change
Expand Up @@ -275,3 +275,6 @@ In chronological order:

* Fadi Arafeh <fadi.arafeh@arm.com>
* [2026-03-05] Accelerate SVE128 SBGEMM/BGEMM

* Nathan Sircombe <nathan.sircombe@arm.com>
* [2026-04-16] Add CPU ID for Neoverse V3
4 changes: 3 additions & 1 deletion README.md
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Expand Up @@ -176,7 +176,7 @@ Please read `GotoBLAS_01Readme.txt` for older CPU models already supported by th
- **Cortex-A53**: same as ARMV8 (different cpu specifications)
- **Cortex-A55**: same as ARMV8 (different cpu specifications)
- **Cortex A57**: Optimized Level-3 and Level-2 functions
- **Cortex A72**: same as A57 ( different cpu specifications)
- **Cortex A72**: same as A57 (different cpu specifications)
- **Cortex A73**: same as A57 (different cpu specifications)
- **Cortex A76**: same as A57 (different cpu specifications)
- **Falkor**: same as A57 (different cpu specifications)
Expand All @@ -189,6 +189,8 @@ Please read `GotoBLAS_01Readme.txt` for older CPU models already supported by th
- **Neoverse V1**: (AWS Graviton3) optimized Level-3 BLAS
- **Neoverse N2**: preliminary support
- **Neoverse V2**: preliminary support
- **Neoverse V3**: preliminary support
- **Neoverse V3AE**: preliminary support
- **Apple Vortex**: preliminary support based on ThunderX2/3
- **Apple VortexM4**: preliminary support based on ThunderX2/3, SME kernels for SGEMM,SSYMM,STRMM,SSYRK,SSYR2K
- **A64FX**: preliminary support, optimized Level-3 BLAS
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11 changes: 6 additions & 5 deletions driver/others/dynamic_arm64.c
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@@ -1,6 +1,6 @@
/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* Copyright 2023-2024 The OpenBLAS Project */
/* Copyright 2023-2024, 2026 The OpenBLAS Project */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
Expand Down Expand Up @@ -425,10 +425,11 @@ static gotoblas_t *get_coretype(void) {
return &gotoblas_NEOVERSEN1;
}else
return &gotoblas_NEOVERSEV1;
case 0xd4f:
case 0xd83:
case 0xd85:
case 0xd87:
case 0xd4f: // Neoverse V2
case 0xd83: // Neoverse V3AE
case 0xd84: // Neoverse V3
case 0xd85: // Cortex X925
case 0xd87: // Cortex A725
if (!(getauxval(AT_HWCAP) & HWCAP_SVE)) {
openblas_warning(FALLBACK_VERBOSE, NEOVERSEN1_FALLBACK);
return &gotoblas_NEOVERSEN1;
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