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Diffstat (limited to 'meta/conf/machine/include/tune-i686.inc')
| -rw-r--r-- | meta/conf/machine/include/tune-i686.inc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/meta/conf/machine/include/tune-i686.inc b/meta/conf/machine/include/tune-i686.inc new file mode 100644 index 0000000000..bdb4799209 --- /dev/null +++ b/meta/conf/machine/include/tune-i686.inc @@ -0,0 +1,27 @@ +# +# The i686 CPU family was introduced with the Intel Pentium Pro in 1995. +# It has as required feature flags: fpu tsc cx8 cmov. +# +# It is the minimum CPU required by the Debian i386 port. +# https://lists.debian.org/debian-devel-announce/2016/05/msg00001.html +# +# + +DEFAULTTUNE ?= "i686" + +# Set x86 target arch to i686, so that glibc enables SSE optimised memcpy, etc. +X86ARCH32 ?= "i686" + +# Include the previous tune to pull in PACKAGE_EXTRA_ARCHS +require conf/machine/include/tune-i586.inc + +# Extra tune features +TUNEVALID[i686] = "Enable i686 specific processor optimizations" +TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'i686', ' -march=i686', '', d)}" + +# Extra tune selections +AVAILTUNES += "i686" +TUNE_FEATURES_tune-i686 = "${TUNE_FEATURES_tune-x86} i686" +BASE_LIB_tune-i686 = "lib" +TUNE_PKGARCH_tune-i686 = "i686" +PACKAGE_EXTRA_ARCHS_tune-i686 = "${PACKAGE_EXTRA_ARCHS_tune-i586} i686" |