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| author | Alexandros C. Couloumbis <alex@ozo.com> | 2010-03-11 12:24:17 +0000 |
|---|---|---|
| committer | Alexandros C. Couloumbis <alex@ozo.com> | 2010-03-11 12:24:17 +0000 |
| commit | d138f99bb2325af7821b5ea592bf7e5602ef228e (patch) | |
| tree | 7f77c9b45c329c20826f8a1f1a2875132a56b307 /target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch | |
| parent | f086ba1d82562fd9f373a737b62353dfccaa7c75 (diff) | |
| download | upstream-d138f99bb2325af7821b5ea592bf7e5602ef228e.tar.gz upstream-d138f99bb2325af7821b5ea592bf7e5602ef228e.tar.bz2 upstream-d138f99bb2325af7821b5ea592bf7e5602ef228e.zip | |
generic-2.6: add 2.6.34 preliminary support (patches)
SVN-Revision: 20140
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch')
| -rw-r--r-- | target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch b/target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch new file mode 100644 index 0000000000..0b5174cbbd --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.34/012-extra_optimization.patch @@ -0,0 +1,21 @@ +--- a/Makefile ++++ b/Makefile +@@ -529,7 +529,7 @@ all: vmlinux + ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE + KBUILD_CFLAGS += -Os + else +-KBUILD_CFLAGS += -O2 ++KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch + endif + + include $(srctree)/arch/$(SRCARCH)/Makefile +@@ -567,6 +567,9 @@ endif + NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include) + CHECKFLAGS += $(NOSTDINC_FLAGS) + ++# improve gcc optimization ++CFLAGS += $(call cc-option,-funit-at-a-time,) ++ + # warn about C99 declaration after statement + KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,) + |