From: Tom Zanussi <tom.zanu...@intel.com>
Atom tunings are currently the same as core2; this patch changes them
to make use of atom-specific settings such as the atom arch and
instruction support in gcc.
Signed-off-by: Tom Zanussi <tom.zanu...@intel.com>
---
meta/conf/machine/include/tune-atom.inc | 26 ++++++++++++++++++++++++--
1 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/meta/conf/machine/include/tune-atom.inc
b/meta/conf/machine/include/tune-atom.inc
index 5e1bb74..ab4aa14 100644
--- a/meta/conf/machine/include/tune-atom.inc
+++ b/meta/conf/machine/include/tune-atom.inc
@@ -1,2 +1,24 @@
-# Atom tunings are the same as core2 for now...
-require conf/machine/include/tune-core2.inc
+DEFAULTTUNE ?= "atom"
+TUNE_PKGARCH ?= "${@bb.utils.contains("TUNE_FEATURES", "m32", "atom",
"atom-64", d)}"
+
+require conf/machine/include/tune-i586.inc
+
+# Extra tune features
+TUNEVALID[atom] = "Enable atom-specific processor optimizations"
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "atom", "-march=atom
-mssse3 -mfpmath=sse", "", d)}"
+
+# Extra tune selections
+AVAILTUNES += "atom"
+TUNE_FEATURES_tune-atom ?= "${TUNE_FEATURES_tune-x86} atom"
+BASE_LIB_tune-atom ?= "lib"
+PACKAGE_EXTRA_ARCHS_tune-atom = "${PACKAGE_EXTRA_ARCHS_tune-x86} i386 i486
i586 i686 atom"
+
+AVAILTUNES += "atom-64"
+TUNE_FEATURES_tune-atom-64 ?= "${TUNE_FEATURES_tune-x86-64} atom"
+BASE_LIB_tune-atom-64 ?= "lib64"
+PACKAGE_EXTRA_ARCHS_tune-atom-64 = "${PACKAGE_EXTRA_ARCHS_tune-x86-64} atom-64"
+
+AVAILTUNES += "atom-64-x32"
+TUNE_FEATURES_tune-atom-64-x32 ?= "${TUNE_FEATURES_tune-x86-64-x32} atom"
+BASE_LIB_tune-atom-64-x32 ?= "libx32"
+PACKAGE_EXTRA_ARCHS_tune-atom-64-x32 = "${PACKAGE_EXTRA_ARCHS_tune-x86-64-x32}
atom-64-x32"
--
1.7.6.4
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