aarch64: Adjust big.LITTLE tune files to use -mcpu

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.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/conf/machine/include/tune-cortexa57-cortexa53.inc b/meta/conf/machine/include/tune-cortexa57-cortexa53.inc
index d05e93f51e1c94a93f0eba31381efeff8788739e..ba4b0738529c77778fab1fe82d219e6fd2e3d2de 100644 (file)
--- 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 f208b98e3e2ce2457f468706487c16f0437b5b9b..5c54aa33ea1be49e02c8cb86b16ce17bc18e1c9d 100644 (file)
--- 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 8df418227f504524f65364be1c25f967960d68cf..431d244fe2ea460730e8eb5a7a52a791c5869254 100644 (file)
--- 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"