[Buildroot] [PATCH v3 01/11] gcc-final: install libatomic
Gustavo Zacarias
gustavo at zacarias.com.ar
Sun Apr 19 09:48:16 UTC 2015
It's required in some 32-bit architectures for the extended (64-bit)
atomic operations, like __sync_add_and_fetch_8.
These arches are at least: i386, mips & mipsel.
Target size growth is ~15 KiB for ARM.
Signed-off-by: Gustavo Zacarias <gustavo at zacarias.com.ar>
---
package/gcc/gcc-final/gcc-final.mk | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/package/gcc/gcc-final/gcc-final.mk b/package/gcc/gcc-final/gcc-final.mk
index d76eb31..8fda883 100644
--- a/package/gcc/gcc-final/gcc-final.mk
+++ b/package/gcc/gcc-final/gcc-final.mk
@@ -118,6 +118,15 @@ endef
HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBGCC
+define HOST_GCC_FINAL_INSTALL_LIBATOMIC
+ -cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libatomic* \
+ $(STAGING_DIR)/lib/
+ -cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libatomic* \
+ $(TARGET_DIR)/lib/
+endef
+
+HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBATOMIC
+
# Handle the installation of libraries in /usr/lib
HOST_GCC_FINAL_USR_LIBS =
--
2.0.5
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