diff options
author | kaloz <kaloz@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-11-18 18:52:38 +0000 |
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committer | kaloz <kaloz@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-11-18 18:52:38 +0000 |
commit | a50e0e707635e05dbf60a59fc0de75c141258c6d (patch) | |
tree | 86525769ccc1e76c33de9d10b51d14bdc0e1c8f7 /target/linux/generic/patches-3.7/201-extra_optimization.patch | |
parent | 1f8d59a46a16000018430935732e9d319e6fd3f1 (diff) |
[generic]: add 3.7-rc6 support (patch 820 still has to be fixed)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34247 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.7/201-extra_optimization.patch')
-rw-r--r-- | target/linux/generic/patches-3.7/201-extra_optimization.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.7/201-extra_optimization.patch b/target/linux/generic/patches-3.7/201-extra_optimization.patch new file mode 100644 index 000000000..d94d2cf3a --- /dev/null +++ b/target/linux/generic/patches-3.7/201-extra_optimization.patch @@ -0,0 +1,24 @@ +--- a/Makefile ++++ b/Makefile +@@ -570,9 +570,9 @@ endif # $(dot-config) + all: vmlinux + + ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE +-KBUILD_CFLAGS += -Os ++KBUILD_CFLAGS += -Os -fno-caller-saves + else +-KBUILD_CFLAGS += -O2 ++KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch -fno-caller-saves + endif + + include $(srctree)/arch/$(SRCARCH)/Makefile +@@ -645,6 +645,9 @@ 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,) + |