Squashed 'yocto-poky/' content from commit ea562de

git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/conf/machine/include/tune-i586.inc b/meta/conf/machine/include/tune-i586.inc
new file mode 100644
index 0000000..5fbb3c7
--- /dev/null
+++ b/meta/conf/machine/include/tune-i586.inc
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+DEFAULTTUNE ?= "i586"
+
+require conf/machine/include/x86/arch-x86.inc
+
+# Extra tune features
+TUNEVALID[i586] = "Enable i586 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "i586", " -march=i586", "", d)}"
+
+# Extra tune selections
+AVAILTUNES += "i586"
+TUNE_FEATURES_tune-i586 = "${TUNE_FEATURES_tune-x86} i586"
+BASE_LIB_tune-i586 = "lib"
+TUNE_PKGARCH_tune-i586 = "i586"
+PACKAGE_EXTRA_ARCHS_tune-i586 = "${PACKAGE_EXTRA_ARCHS_tune-x86} i586"