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powerpc-tunes: Introduce bigendian tune

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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>
This commit is contained in:
Khem Raj
2019-08-30 22:23:11 -07:00
committed by Richard Purdie
parent c89b16aa09
commit 2bdb7ad840
14 changed files with 44 additions and 22 deletions
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meta/conf/machine/include/powerpc/arch-powerpc.inc
+19 -3
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@@ -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"