[OE-core] [PATCH 1/2] armv8: update to use armv8-a tune

[Armin Kuster]

Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
 meta/conf/machine/include/arm/arch-armv8.inc | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/meta/conf/machine/include/arm/arch-armv8.inc b/meta/conf/machine/include/arm/arch-armv8.inc
index 5e832fa..dc1ba5e 100644
--- a/meta/conf/machine/include/arm/arch-armv8.inc
+++ b/meta/conf/machine/include/arm/arch-armv8.inc
@@ -1 +1,26 @@
+DEFAULTTUNE ?= "armv8-a"
+
+TUNEVALID[armv8-a] = "Enable instructions for ARMv8-a"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'armv8-a', ' -march=armv8-a', '', d)}"
+
+TUNEVALID[crypto] = "Enable crypto instructions for ARMv8-a"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'crypto', '+crypto', '', d)}"
+
+MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'armv8-a', 'armv8a:', '' ,d)}"
+
 require conf/machine/include/arm/arch-arm64.inc
+
+AVAILTUNES += "armv8-a armv8-a-crypto"
+ARMPKGARCH_tune-armv8-a ?= "armv8-a"
+
+# Enable Crypto extension. This also enables Advanced SIMD and floating-point instructions
+ARMPKGARCH_tune-armv8-a-crypto ?= "armv8-a"
+
+TUNE_FEATURES_tune-armv8-a = "aarch64 armv8-a"
+TUNE_FEATURES_tune-armv8-a-crypto = "${TUNE_FEATURES_tune-armv8-a} crypto"
+
+PACKAGE_EXTRA_ARCHS_tune-armv8-a = "aarch64 armv8-a"
+PACKAGE_EXTRA_ARCHS_tune-armv8-a-crypto = "${PACKAGE_EXTRA_ARCHS_tune-armv8-a} armv8-a-crypto"
+
+BASE_LIB_tune-armv8-a = "${BASE_LIB_tune-aarch64}"
+BASE_LIB_tune-armv8-a-crypto = "${BASE_LIB_tune-aarch64}"
-- 
2.5.0