[OE-core] [PATCH 3/3] tune-power9: Add power9 tunings

Khem Raj raj.khem at gmail.com
Sat Dec 21 00:14:59 UTC 2019


Add Little/big Endian, 32bit/64bit

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 meta/conf/machine/include/tune-power9.inc | 35 +++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 meta/conf/machine/include/tune-power9.inc

diff --git a/meta/conf/machine/include/tune-power9.inc b/meta/conf/machine/include/tune-power9.inc
new file mode 100644
index 0000000000..81d6e8e9bf
--- /dev/null
+++ b/meta/conf/machine/include/tune-power9.inc
@@ -0,0 +1,35 @@
+DEFAULTTUNE ?= "ppc64p9le"
+
+require conf/machine/include/powerpc/arch-powerpc64.inc
+
+TUNEVALID[power9] = "Enable IBM Power9 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'power9', ' -mcpu=power9', '', d)}"
+
+AVAILTUNES += "ppcp9 ppc64p9 ppcp9le ppc64p9le"
+
+TUNE_FEATURES_tune-ppcp9 = "m32 fpu-hard power9 altivec bigendian"
+BASE_LIB_tune-ppcp9 = "lib"
+TUNE_PKGARCH_tune-ppcp9 = "ppcp9"
+PACKAGE_EXTRA_ARCHS_tune-ppcp9 = "${PACKAGE_EXTRA_ARCHS_tune-powerpc} ppcp9"
+
+TUNE_FEATURES_tune-ppc64p9 = "m64 fpu-hard power9 altivec bigendian"
+BASE_LIB_tune-ppc64p9 = "lib64"
+TUNE_PKGARCH_tune-ppc64p9 = "ppc64p9"
+PACKAGE_EXTRA_ARCHS_tune-ppc64p9 = "${PACKAGE_EXTRA_ARCHS_tune-powerpc64} ppc64p9"
+
+TUNE_FEATURES_tune-ppcp9le = "m32 fpu-hard power9 altivec"
+BASE_LIB_tune-ppcp9le = "lib"
+TUNE_PKGARCH_tune-ppcp9le = "ppcp9le"
+PACKAGE_EXTRA_ARCHS_tune-ppcp9le = "${PACKAGE_EXTRA_ARCHS_tune-powerpcle} ppcp9le"
+
+TUNE_FEATURES_tune-ppc64p9le = "m64 fpu-hard power9 altivec"
+BASE_LIB_tune-ppc64p9le = "lib64"
+TUNE_PKGARCH_tune-ppc64p9le = "ppc64p9le"
+PACKAGE_EXTRA_ARCHS_tune-ppc64p9le = "${PACKAGE_EXTRA_ARCHS_tune-powerpc64le} ppc64p9le"
+
+# glibc configure options to get power9 specific library
+GLIBC_EXTRA_OECONF_powerpc64 += "${@bb.utils.contains('TUNE_FEATURES', 'power9', '--with-cpu=power9', '', d)}"
+GLIBC_EXTRA_OECONF_powerpc += "${@bb.utils.contains('TUNE_FEATURES', 'power9', '--with-cpu=power9', '', d)}"
+
+# QEMU usermode fails with invalid instruction error
+MACHINE_FEATURES_BACKFILL_CONSIDERED_append = "${@bb.utils.contains('TUNE_FEATURES', 'power9', ' qemu-usermode', '', d)}"
-- 
2.24.1



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