powerpc-tunes: Introduce bigendian tune

This helps in defining LE tunes and at the same time specifies
endianness on compiler cmdline clearly, clang e.g. defaults to
little-endian always, so unless specified with -mbig-endian won't
compile the code right

(From OE-Core rev: e0fd699d398f0e88fb208970dea7b74e6e9431fe)

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

2 files changed, 27 insertions, 5 deletions

diff --git a/meta/conf/machine/include/powerpc/arch-powerpc.inc b/meta/conf/machine/include/powerpc/arch-powerpc.inc
index 9cf6b88fd1..8c0c943044 100644
--- a/meta/conf/machine/include/powerpc/arch-powerpc.inc
+++ b/meta/conf/machine/include/powerpc/arch-powerpc.inc
@@ -8,6 +8,11 @@ DEFAULTTUNE ?= "powerpc"
 TUNE_PKGARCH = "${TUNE_PKGARCH_tune-${DEFAULTTUNE}}"
 ABIEXTENSION ?= ""
 
+# Endian
+TUNEVALID[bigendian] = "Use PowerPC Big Endian"
+
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "bigendian", " -mbig-endian", " -mlittle-endian", d)}"
+
 TUNEVALID[m32] = "Power ELF32 standard ABI"
 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'm32', ' -m32', '', d)}"
 TUNE_ARCH .= "${@bb.utils.contains('TUNE_FEATURES', 'm32', 'powerpc', '', d)}"
@@ -22,13 +27,24 @@ TARGET_FPU .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-soft', 'soft', '', d)}
 TUNEVALID[altivec] = "Altivec"
 
 # Basic tune definitions
-AVAILTUNES += "powerpc powerpc-nf" 
-TUNE_FEATURES_tune-powerpc-nf = "m32 fpu-soft"
+AVAILTUNES += "powerpc powerpc-nf powerpcle powerpcle-nf" 
+
+TUNE_FEATURES_tune-powerpc-nf = "m32 fpu-soft bigendian"
 BASE_LIB_tune-powerpc-nf = "lib"
 TUNE_PKGARCH_tune-powerpc-nf = "powerpc-nf"
 PACKAGE_EXTRA_ARCHS_tune-powerpc-nf = "powerpc-nf"
 
-TUNE_FEATURES_tune-powerpc = "m32 fpu-hard"
+TUNE_FEATURES_tune-powerpc = "m32 fpu-hard bigendian"
 BASE_LIB_tune-powerpc = "lib"
 TUNE_PKGARCH_tune-powerpc = "powerpc"
 PACKAGE_EXTRA_ARCHS_tune-powerpc = "powerpc"
+
+TUNE_FEATURES_tune-powerpcle-nf = "m32 fpu-soft"
+BASE_LIB_tune-powerpcle-nf = "lib"
+TUNE_PKGARCH_tune-powerpcle-nf = "powerpcle-nf"
+PACKAGE_EXTRA_ARCHS_tune-powerpcle-nf = "powerpcle-nf"
+
+TUNE_FEATURES_tune-powerpcle = "m32 fpu-hard"
+BASE_LIB_tune-powerpcle = "lib"
+TUNE_PKGARCH_tune-powerpcle = "powerpcle"
+PACKAGE_EXTRA_ARCHS_tune-powerpcle = "powerpcle"
diff --git a/meta/conf/machine/include/powerpc/arch-powerpc64.inc b/meta/conf/machine/include/powerpc/arch-powerpc64.inc
index d9916d43da..4bc5983087 100644
--- a/meta/conf/machine/include/powerpc/arch-powerpc64.inc
+++ b/meta/conf/machine/include/powerpc/arch-powerpc64.inc
@@ -13,8 +13,14 @@ TUNE_CCARGS .= "${@['', ' -mabi=elfv2']['libc-musl' in d.getVar('OVERRIDES').spl
 # user mode qemu doesn't support ppc64
 MACHINE_FEATURES_BACKFILL_CONSIDERED_append = " ${@bb.utils.contains('TUNE_FEATURES', 'm64', 'qemu-usermode', '', d)}"
 
-AVAILTUNES += "powerpc64"
-TUNE_FEATURES_tune-powerpc64 = "m64 fpu-hard"
+AVAILTUNES += "powerpc64 powerpc64le"
+
+TUNE_FEATURES_tune-powerpc64 = "m64 fpu-hard bigendian"
 BASE_LIB_tune-powerpc64 = "lib64"
 TUNE_PKGARCH_tune-powerpc64 = "powerpc64"
 PACKAGE_EXTRA_ARCHS_tune-powerpc64 = "powerpc64"
+
+TUNE_FEATURES_tune-powerpc64le = "m64 fpu-hard"
+BASE_LIB_tune-powerpc64le = "lib64"
+TUNE_PKGARCH_tune-powerpc64le = "powerpc64le"
+PACKAGE_EXTRA_ARCHS_tune-powerpc64le = "powerpc64le"