| # |
| # 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" |