[oe-commits] [openembedded-core] 05/24: arch-armv8a.inc: add tune include for armv8

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rpurdie pushed a commit to branch master-next
in repository openembedded-core.

commit 1474bb748fffa1f1986c71455f19a725cdca711d
Author: ayaka <ayaka at soulik.info>
AuthorDate: Mon Feb 4 18:57:22 2019 -0800

    arch-armv8a.inc: add tune include for armv8
    
    There are some addtional instructions apart from bare armv8,
    also there is armv8.1, armv8.2.
    
    Most the processor would support crc, except X-gene 1.
    
    Signed-off-by: Randy Li <ayaka at soulik.info>
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 meta/conf/machine/include/arm/arch-armv8.inc  |  1 -
 meta/conf/machine/include/arm/arch-armv8a.inc | 28 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/meta/conf/machine/include/arm/arch-armv8.inc b/meta/conf/machine/include/arm/arch-armv8.inc
deleted file mode 100644
index 5e832fa..0000000
--- a/meta/conf/machine/include/arm/arch-armv8.inc
+++ /dev/null
@@ -1 +0,0 @@
-require conf/machine/include/arm/arch-arm64.inc
diff --git a/meta/conf/machine/include/arm/arch-armv8a.inc b/meta/conf/machine/include/arm/arch-armv8a.inc
new file mode 100644
index 0000000..323d0d7
--- /dev/null
+++ b/meta/conf/machine/include/arm/arch-armv8a.inc
@@ -0,0 +1,28 @@
+DEFAULTTUNE ?= "armv8a-crc"
+
+TUNEVALID[armv8a] = "Enable instructions for ARMv8-a"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'armv8a', ' -march=armv8-a', '', d)}"
+TUNEVALID[simd] = "Enable instructions for ARMv8-a Advanced SIMD and floating-point"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'simd', '+simd', '', d)}"
+TUNEVALID[crc] = "Enable instructions for ARMv8-a Cyclic Redundancy Check (CRC)"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'crc', '+crc', '', d)}"
+TUNEVALID[crypto] = "Enable instructions for ARMv8-a cryptographic"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'crypto', '+crypto', '', d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'armv8a', 'armv8a:', '' ,d)}"
+
+require conf/machine/include/arm/arch-arm64.inc
+
+# Little Endian base configs
+AVAILTUNES += "armv8a armv8a-crc armv8a-crc-crypto armv8a-crypto"
+ARMPKGARCH_tune-armv8a                    ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc                ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crypto             ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-crypto         ?= "armv8a"
+TUNE_FEATURES_tune-armv8a                  = "aarch64 armv8a simd"
+TUNE_FEATURES_tune-armv8a-crc              = "${TUNE_FEATURES_tune-armv8a} crc"
+TUNE_FEATURES_tune-armv8a-crypto           = "${TUNE_FEATURES_tune-armv8a} crypto"
+TUNE_FEATURES_tune-armv8a-crc-crypto       = "${TUNE_FEATURES_tune-armv8a-crc} crypto"
+PACKAGE_EXTRA_ARCHS_tune-armv8a            = "aarch64 armv8a simd"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc        = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} crc"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crypto     = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} crypto"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-crypto = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crc} crypto"

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