From 695b45271ca8c24c92e8353837bb7968da2f392a Mon Sep 17 00:00:00 2001 From: Adithya R Date: Sun, 24 Jan 2021 14:02:20 +0530 Subject: [PATCH] sm7325-common: Switch to dot product CPU variant * dubai:/ $ cat /proc/cpuinfo | grep -m 1 Features Features: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp * From this, it's evident that our CPU (Snapdragon 778G+) supports all the features of ARMv8.2-DotProd [1]. Moreover AOSP sets this arch variant in their generic cortex-a55 ART target as well [2]. This should unlock some optimizations in different code paths. [1]: https://en.wikichip.org/wiki/arm/armv8#ARMv8_Extensions_and_Processor_Features [2]: https://android.googlesource.com/device/generic/art/+/refs/heads/master/armv8_cortex_a55/BoardConfig.mk#23 Change-Id: I484bb2bcc181c62e29c04bc6e467e5edea8ac0d8 --- BoardConfigCommon.mk | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk index ed5f444..0973ed5 100644 --- a/BoardConfigCommon.mk +++ b/BoardConfigCommon.mk @@ -10,7 +10,7 @@ COMMON_PATH := device/motorola/sm7325-common # Architecture TARGET_ARCH := arm64 -TARGET_ARCH_VARIANT := armv8-a +TARGET_ARCH_VARIANT := armv8-2a-dotprod TARGET_CPU_ABI := arm64-v8a TARGET_CPU_ABI2 := TARGET_CPU_VARIANT := generic