mcpu is more appropriate on aarch64 and generates more optimized code forr a given SOC, unlike -march/-mtune combination as decribed here [1]
[1] https://community.arm.com/developer/tools-software/tools/b/tools-software-ides-blog/posts/compiler-flags-across-architectures-march-mtune-and-mcpu Signed-off-by: Khem Raj <raj.k...@gmail.com> Signed-off-by: Richard Purdie <richard.pur...@linuxfoundation.org> --- .../conf/machine/include/tune-cortexa57-cortexa53.inc | 9 +++------ .../conf/machine/include/tune-cortexa72-cortexa53.inc | 11 ++++------- .../conf/machine/include/tune-cortexa73-cortexa53.inc | 11 ++++------- 3 files changed, 11 insertions(+), 20 deletions(-) diff --git a/meta/conf/machine/include/tune-cortexa57-cortexa53.inc b/meta/conf/machine/include/tune-cortexa57-cortexa53.inc index d05e93f51e..ba4b073852 100644 --- a/meta/conf/machine/include/tune-cortexa57-cortexa53.inc +++ b/meta/conf/machine/include/tune-cortexa57-cortexa53.inc @@ -1,18 +1,15 @@ DEFAULTTUNE ?= "cortexa57-cortexa53" -require conf/machine/include/arm/arch-armv8a.inc TUNEVALID[cortexa57-cortexa53] = "Enable big.LITTLE Cortex-A57.Cortex-A53 specific processor optimizations" TUNECONFLICTS[aarch64] = "armv4 armv5 armv6 armv7 armv7a" - -TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "aarch64", " -march=armv8-a", "" ,d)}" - +TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", " -mcpu=cortex-a57.cortex-a53", "", d)}" MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", "cortexa57-cortexa53:", "" ,d)}" -TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", " -mtune=cortex-a57.cortex-a53", "", d)}" +require conf/machine/include/arm/arch-armv8a.inc # Little Endian base configs AVAILTUNES += "cortexa57-cortexa53" ARMPKGARCH_tune-cortexa57-cortexa53 = "cortexa57-cortexa53" -TUNE_FEATURES_tune-cortexa57-cortexa53 = "${TUNE_FEATURES_tune-aarch64} cortexa57-cortexa53" +TUNE_FEATURES_tune-cortexa57-cortexa53 = "aarch64 cortexa57-cortexa53" PACKAGE_EXTRA_ARCHS_tune-cortexa57-cortexa53 = "${PACKAGE_EXTRA_ARCHS_tune-aarch64} cortexa57-cortexa53" BASE_LIB_tune-cortexa57-cortexa53 = "lib64" diff --git a/meta/conf/machine/include/tune-cortexa72-cortexa53.inc b/meta/conf/machine/include/tune-cortexa72-cortexa53.inc index f208b98e3e..5c54aa33ea 100644 --- a/meta/conf/machine/include/tune-cortexa72-cortexa53.inc +++ b/meta/conf/machine/include/tune-cortexa72-cortexa53.inc @@ -1,21 +1,18 @@ DEFAULTTUNE ?= "cortexa72-cortexa53" -require conf/machine/include/arm/arch-armv8a.inc - TUNEVALID[cortexa72-cortexa53] = "Enable big.LITTLE Cortex-A72.Cortex-A53 specific processor optimizations" - TUNECONFLICTS[aarch64] = "armv4 armv5 armv6 armv7 armv7a" - +TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa72-cortexa53", " -mcpu=cortex-a72.cortex-a53", "", d)}" MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "cortexa72-cortexa53", "cortexa72-cortexa53:", "" ,d)}" -TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa72-cortexa53", " -mtune=cortex-a72.cortex-a53", "", d)}" +require conf/machine/include/arm/arch-armv8a.inc # cortexa72.cortexa53 implies crc support AVAILTUNES += "cortexa72-cortexa53 cortexa72-cortexa53-crypto" ARMPKGARCH_tune-cortexa72-cortexa53 = "cortexa72-cortexa53" ARMPKGARCH_tune-cortexa72-cortexa53-crypto = "cortexa72-cortexa53" -TUNE_FEATURES_tune-cortexa72-cortexa53 = "${TUNE_FEATURES_tune-armv8a-crc} cortexa72-cortexa53" -TUNE_FEATURES_tune-cortexa72-cortexa53-crypto = "${TUNE_FEATURES_tune-armv8a-crc-crypto} cortexa72-cortexa53" +TUNE_FEATURES_tune-cortexa72-cortexa53 = "aarch64 crc cortexa72-cortexa53" +TUNE_FEATURES_tune-cortexa72-cortexa53-crypto = "aarch64 crc crypto cortexa72-cortexa53" PACKAGE_EXTRA_ARCHS_tune-cortexa72-cortexa53 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc} cortexa72-cortexa53" PACKAGE_EXTRA_ARCHS_tune-cortexa72-cortexa53-crypto = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-crypto} cortexa72-cortexa53 cortexa72-cortexa53-crypto" BASE_LIB_tune-cortexa72-cortexa53 = "lib64" diff --git a/meta/conf/machine/include/tune-cortexa73-cortexa53.inc b/meta/conf/machine/include/tune-cortexa73-cortexa53.inc index 8df418227f..431d244fe2 100644 --- a/meta/conf/machine/include/tune-cortexa73-cortexa53.inc +++ b/meta/conf/machine/include/tune-cortexa73-cortexa53.inc @@ -1,21 +1,18 @@ DEFAULTTUNE ?= "cortexa73-cortexa53" -require conf/machine/include/arm/arch-armv8a.inc - TUNEVALID[cortexa73-cortexa53] = "Enable big.LITTLE Cortex-A73.Cortex-A53 specific processor optimizations" - TUNECONFLICTS[aarch64] = "armv4 armv5 armv6 armv7 armv7a" - MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "cortexa73-cortexa53", "cortexa73-cortexa53:", "" ,d)}" +TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa73-cortexa53", " -mcpu=cortex-a73.cortex-a53", "", d)}" -TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa73-cortexa53", " -mtune=cortex-a73.cortex-a53", "", d)}" +require conf/machine/include/arm/arch-armv8a.inc # cortexa73.cortexa53 implies crc support AVAILTUNES += "cortexa73-cortexa53 cortexa73-cortexa53-crypto" ARMPKGARCH_tune-cortexa73-cortexa53 = "cortexa73-cortexa53" ARMPKGARCH_tune-cortexa73-cortexa53-crypto = "cortexa73-cortexa53" -TUNE_FEATURES_tune-cortexa73-cortexa53 = "${TUNE_FEATURES_tune-armv8a-crc} cortexa73-cortexa53" -TUNE_FEATURES_tune-cortexa73-cortexa53-crypto = "${TUNE_FEATURES_tune-armv8a-crc-crypto} cortexa73-cortexa53" +TUNE_FEATURES_tune-cortexa73-cortexa53 = "aarch64 crc cortexa73-cortexa53" +TUNE_FEATURES_tune-cortexa73-cortexa53-crypto = "aarch64 crc crypto cortexa73-cortexa53" PACKAGE_EXTRA_ARCHS_tune-cortexa73-cortexa53 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc} cortexa73-cortexa53" PACKAGE_EXTRA_ARCHS_tune-cortexa73-cortexa53-crypto = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-crypto} cortexa73-cortexa53 cortexa73-cortexa53-crypto" BASE_LIB_tune-cortexa73-cortexa53 = "lib64" -- 2.26.2
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