[OE-core] [PATCH][master] Add tune for 32-bit ARMv8-a
Daniel Dragomir
daniel.dragomir at windriver.com
Mon Mar 7 14:34:51 UTC 2016
This patch adds tunes for 32-bit armv8 platforms. The user can select
the vector floating-point instruction set: vfpv4 or fp-armv8
and the thumb, neon, crc and crypto extensions.
Signed-off-by: Daniel Dragomir <daniel.dragomir at windriver.com>
---
meta/conf/machine/include/arm/arch-armv8a.inc | 111 +++++++++++++++++++++
.../conf/machine/include/arm/feature-arm-thumb.inc | 1 +
2 files changed, 112 insertions(+)
create mode 100644 meta/conf/machine/include/arm/arch-armv8a.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..d4fb830
--- /dev/null
+++ b/meta/conf/machine/include/arm/arch-armv8a.inc
@@ -0,0 +1,111 @@
+DEFAULTTUNE ?= "armv8a"
+
+TUNEVALID[armv8a] = "Enable instructions for ARMv8-a"
+TUNECONFLICTS[armv8a] = "armv4 armv5 armv6 armv7 armv7a armv7ve"
+
+TUNEVALID[crc] = "Enable CRC instructions for ARMv8-a"
+ARMPKGSFX_FPU .= "${@bb.utils.contains("TUNE_FEATURES", "crc", "-crc", "", d)}"
+
+TUNEVALID[crypto] = "Enable ARMv8 crypto extension."
+ARMPKGSFX_FPU .= "${@bb.utils.contains("TUNE_FEATURES", "crypto", "-crypto", "", d)}"
+
+TUNEVALID[fp-armv8] = "Enable ARMv8 Vector Floating Point unit."
+ARMPKGSFX_FPU .= "${@bb.utils.contains("TUNE_FEATURES", "fp-armv8", "-fp-armv8", "", d)}"
+
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "armv8a", bb.utils.contains("TUNE_FEATURES", "crc", " -march=armv8-a+crc", " -march=armv8-a", d), "", d)}"
+
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "fp-armv8", bb.utils.contains("TUNE_FEATURES", "neon", bb.utils.contains("TUNE_FEATURES", "crypto", " -mfpu=crypto-neon-fp-armv8", " -mfpu=neon-fp-armv8", d), " -mfpu=fp-armv8", d), "", d)}"
+
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "armv8a", "armv8a:", "" ,d)}"
+
+require conf/machine/include/arm/arch-armv7ve.inc
+
+# Little Endian base configs
+AVAILTUNES += "armv8a armv8at armv8a-neon armv8at-neon armv8a-vfpv4 armv8at-vfpv4 armv8a-vfpv4-neon armv8at-vfpv4-neon armv8a-fp-armv8 armv8at-fp-armv8 armv8a-fp-armv8-neon armv8at-fp-armv8-neon armv8a-crypto-fp-armv8-neon armv8at-crypto-fp-armv8-neon"
+ARMPKGARCH_tune-armv8a ?= "armv8a"
+ARMPKGARCH_tune-armv8at ?= "armv8a"
+ARMPKGARCH_tune-armv8a-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-vfpv4 ?= "armv8a"
+ARMPKGARCH_tune-armv8at-vfpv4 ?= "armv8a"
+ARMPKGARCH_tune-armv8a-vfpv4-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-vfpv4-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-fp-armv8 ?= "armv8a"
+ARMPKGARCH_tune-armv8at-fp-armv8 ?= "armv8a"
+ARMPKGARCH_tune-armv8a-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crypto-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crypto-fp-armv8-neon ?= "armv8a"
+TUNE_FEATURES_tune-armv8a = "arm armv8a vfp"
+TUNE_FEATURES_tune-armv8at = "${TUNE_FEATURES_tune-armv8a} thumb"
+TUNE_FEATURES_tune-armv8a-neon = "${TUNE_FEATURES_tune-armv8a} neon"
+TUNE_FEATURES_tune-armv8at-neon = "${TUNE_FEATURES_tune-armv8at} neon"
+TUNE_FEATURES_tune-armv8a-vfpv4 = "${TUNE_FEATURES_tune-armv8a} vfpv4"
+TUNE_FEATURES_tune-armv8at-vfpv4 = "${TUNE_FEATURES_tune-armv8at} vfpv4"
+TUNE_FEATURES_tune-armv8a-vfpv4-neon = "${TUNE_FEATURES_tune-armv8a-neon} vfpv4"
+TUNE_FEATURES_tune-armv8at-vfpv4-neon = "${TUNE_FEATURES_tune-armv8at-neon} vfpv4"
+TUNE_FEATURES_tune-armv8a-fp-armv8 = "${TUNE_FEATURES_tune-armv8a} fp-armv8"
+TUNE_FEATURES_tune-armv8at-fp-armv8 = "${TUNE_FEATURES_tune-armv8at} fp-armv8"
+TUNE_FEATURES_tune-armv8a-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8a-neon} fp-armv8"
+TUNE_FEATURES_tune-armv8at-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8at-neon} fp-armv8"
+TUNE_FEATURES_tune-armv8a-crypto-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8a-fp-armv8-neon} crypto"
+TUNE_FEATURES_tune-armv8at-crypto-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8at-fp-armv8-neon} crypto"
+PACKAGE_EXTRA_ARCHS_tune-armv8a = "${PACKAGE_EXTRA_ARCHS_tune-armv7ve} armv8a armv8a-vfp"
+PACKAGE_EXTRA_ARCHS_tune-armv8at = "${PACKAGE_EXTRA_ARCHS_tune-armv7vet2} armv8a armv8a-vfp armv8at2-vfp"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} armv8a-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at} armv8a-neon armv8at2-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-vfpv4 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} armv8a-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-vfpv4 = "${PACKAGE_EXTRA_ARCHS_tune-armv8at} armv8a-vfpv4 armv8at2-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-vfpv4-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-vfpv4} armv8a-neon armv8a-neon-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-vfpv4-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-vfpv4} armv8a-neon armv8at2-neon armv8a-neon-vfpv4 armv8at2-neon-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} armv8a-fp-armv8"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8 = "${PACKAGE_EXTRA_ARCHS_tune-armv8at} armv8a-fp-armv8 armv8at2-fp-armv8"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8} armv8a-neon armv8a-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8} armv8a-neon armv8at2-neon armv8a-fp-armv8-neon armv8at2-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crypto-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8-neon} armv8a-crypto-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crypto-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8-neon} armv8a-crypto-fp-armv8-neon armv8at2-crypto-fp-armv8-neon"
+
+# CRC configs
+AVAILTUNES += "armv8a-crc armv8at-crc armv8a-crc-neon armv8at-crc-neon armv8a-crc-vfpv4 armv8at-crc-vfpv4 armv8a-crc-vfpv4-neon armv8at-crc-vfpv4-neon armv8a-crc-fp-armv8 armv8at-crc-fp-armv8 armv8a-crc-fp-armv8-neon armv8at-crc-fp-armv8-neon armv8a-crc-crypto-fp-armv8-neon armv8at-crc-crypto-fp-armv8-neon"
+ARMPKGARCH_tune-armv8a-crc ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-vfpv4 ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-vfpv4 ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-vfpv4-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-vfpv4-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-fp-armv8 ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-fp-armv8 ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8a-crc-crypto-fp-armv8-neon ?= "armv8a"
+ARMPKGARCH_tune-armv8at-crc-crypto-fp-armv8-neon ?= "armv8a"
+TUNE_FEATURES_tune-armv8a-crc = "${TUNE_FEATURES_tune-armv8a} crc"
+TUNE_FEATURES_tune-armv8at-crc = "${TUNE_FEATURES_tune-armv8at} crc"
+TUNE_FEATURES_tune-armv8a-crc-neon = "${TUNE_FEATURES_tune-armv8a-neon} crc"
+TUNE_FEATURES_tune-armv8at-crc-neon = "${TUNE_FEATURES_tune-armv8at-neon} crc"
+TUNE_FEATURES_tune-armv8a-crc-vfpv4 = "${TUNE_FEATURES_tune-armv8a-vfpv4} crc"
+TUNE_FEATURES_tune-armv8at-crc-vfpv4 = "${TUNE_FEATURES_tune-armv8at-vfpv4} crc"
+TUNE_FEATURES_tune-armv8a-crc-vfpv4-neon = "${TUNE_FEATURES_tune-armv8a-vfpv4-neon} crc"
+TUNE_FEATURES_tune-armv8at-crc-vfpv4-neon = "${TUNE_FEATURES_tune-armv8at-vfpv4-neon} crc"
+TUNE_FEATURES_tune-armv8a-crc-fp-armv8 = "${TUNE_FEATURES_tune-armv8a-fp-armv8} crc"
+TUNE_FEATURES_tune-armv8at-crc-fp-armv8 = "${TUNE_FEATURES_tune-armv8at-fp-armv8} crc"
+TUNE_FEATURES_tune-armv8a-crc-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8a-fp-armv8-neon} crc"
+TUNE_FEATURES_tune-armv8at-crc-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8at-fp-armv8-neon} crc"
+TUNE_FEATURES_tune-armv8a-crc-crypto-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8a-crypto-fp-armv8-neon} crc"
+TUNE_FEATURES_tune-armv8at-crc-crypto-fp-armv8-neon = "${TUNE_FEATURES_tune-armv8at-crypto-fp-armv8-neon} crc"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc = "${PACKAGE_EXTRA_ARCHS_tune-armv8a} armv8a-crc-vfp"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc = "${PACKAGE_EXTRA_ARCHS_tune-armv8at} armv8a-crc-vfp armv8at2-crc-vfp"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-neon} armv8a-crc-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-neon} armv8a-crc-neon armv8at2-crc-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-vfpv4 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-vfpv4} armv8a-crc-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-vfpv4 = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-vfpv4} armv8a-crc-vfpv4 armv8at2-crc-vfpv4"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-vfpv4-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-vfpv4-neon} armv8a-crc-neon armv8a-crc-vfpv4-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-vfpv4-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-vfpv4-neon} armv8a-crc-neon armv8at2-crc-neon armv8a-crc-vfpv4-neon armv8at2-crc-vfpv4-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-fp-armv8 = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8} armv8a-crc-fp-armv8"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-fp-armv8 = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8} armv8a-crc-fp-armv8 armv8at2-crc-fp-armv8"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-fp-armv8-neon} armv8a-crc-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-fp-armv8-neon} armv8a-crc-fp-armv8-neon armv8at2-crc-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8a-crc-crypto-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8a-crypto-fp-armv8-neon} armv8a-crc-crypto-fp-armv8-neon"
+PACKAGE_EXTRA_ARCHS_tune-armv8at-crc-crypto-fp-armv8-neon = "${PACKAGE_EXTRA_ARCHS_tune-armv8at-crypto-fp-armv8-neon} armv8a-crc-crypto-fp-armv8-neon armv8at2-crc-crypto-fp-armv8-neon"
diff --git a/meta/conf/machine/include/arm/feature-arm-thumb.inc b/meta/conf/machine/include/arm/feature-arm-thumb.inc
index dfb9d7e..94d269f 100644
--- a/meta/conf/machine/include/arm/feature-arm-thumb.inc
+++ b/meta/conf/machine/include/arm/feature-arm-thumb.inc
@@ -7,6 +7,7 @@ ARM_THUMB_SUFFIX .= "${@bb.utils.contains('TUNE_FEATURES', 'armv7a', 't2', '', d
ARM_THUMB_SUFFIX .= "${@bb.utils.contains('TUNE_FEATURES', 'armv7r', 't2', '', d)}"
ARM_THUMB_SUFFIX .= "${@bb.utils.contains('TUNE_FEATURES', 'armv7m', 't2', '', d)}"
ARM_THUMB_SUFFIX .= "${@bb.utils.contains('TUNE_FEATURES', 'armv7ve', 't2', '', d)}"
+ARM_THUMB_SUFFIX .= "${@bb.utils.contains('TUNE_FEATURES', 'armv8a', 't2', '', d)}"
# If the device supports ARM, then respect ARM_THUMB_OPT (which can be "arm" or "thumb")
# If the defice doesn't support ARM, then always set "thumb" even when
--
1.9.1
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