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Detect SME without SVE dependency

Browse Source 
Bug: None
Change-Id: Ibe29488e893a493699ea3fae1a1a54a4fff5969c
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/6418571
Reviewed-by: Wan-Teh Chang <wtc@google.com>
This commit is contained in:
Frank Barchard 2025-03-31 16:37:34 -07:00
parent dc47c71b3e
commit 23d416d6f3
3 changed files with 9 additions and 8 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv Name: libyuv
URL: https://chromium.googlesource.com/libyuv/libyuv/ URL: https://chromium.googlesource.com/libyuv/libyuv/
Version: 1907 Version: 1908
License: BSD-3-Clause License: BSD-3-Clause
License File: LICENSE License File: LICENSE
Shipped: yes Shipped: yes

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ #ifndef INCLUDE_LIBYUV_VERSION_H_
#define INCLUDE_LIBYUV_VERSION_H_ #define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1907 #define LIBYUV_VERSION 1908
#endif // INCLUDE_LIBYUV_VERSION_H_ #endif // INCLUDE_LIBYUV_VERSION_H_

13
source/cpu_id.cc
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@ -209,12 +209,13 @@ LIBYUV_API SAFEBUFFERS int AArch64CpuCaps(unsigned long hwcap,
features |= kCpuHasSVE; features |= kCpuHasSVE;
if (hwcap2 & YUV_AARCH64_HWCAP2_SVE2) { if (hwcap2 & YUV_AARCH64_HWCAP2_SVE2) {
features |= kCpuHasSVE2; features |= kCpuHasSVE2;
if (hwcap2 & YUV_AARCH64_HWCAP2_SME) { }
features |= kCpuHasSME; }
if (hwcap2 & YUV_AARCH64_HWCAP2_SME2) { // SME may be present without SVE
features |= kCpuHasSME2; if (hwcap2 & YUV_AARCH64_HWCAP2_SME) {
} features |= kCpuHasSME;
} if (hwcap2 & YUV_AARCH64_HWCAP2_SME2) {
features |= kCpuHasSME2;
} }
} }
} }