openwrt/target/linux/generic/patches-3.7/302-mips_no_branch_likely.patch

--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -87,7 +87,7 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
 # machines may also.  Since BFD is incredibly buggy with respect to
 # crossformat linking we rely on the elf2ecoff tool for format conversion.
 #
-cflags-y			+= -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y			+= -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
 cflags-y			+= -msoft-float
 LDFLAGS_vmlinux			+= -G 0 -static -n -nostdlib --gc-sections
 KBUILD_AFLAGS_MODULE		+= -mlong-calls
mips: use -mno-branch-likely for kernel and userspace, saves ~11k kernel size after lzma and ~12k squashfs size in the default configuration SVN-Revision: 34909 2012-12-29 03:17:19 +08:00			`--- a/arch/mips/Makefile`
			`+++ b/arch/mips/Makefile`
			`@@ -87,7 +87,7 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin`
			`# machines may also. Since BFD is incredibly buggy with respect to`
			`# crossformat linking we rely on the elf2ecoff tool for format conversion.`
			`#`
			`-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe`
			`+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely`
			`cflags-y += -msoft-float`
kernel: use -ffunction-sections, -fdata-sections and --gc-sections on mips in combination with kernel symbol export stripping this significantly reduces the kernel image size SVN-Revision: 35320 2013-01-27 00:26:13 +08:00			`LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections`
mips: use -mno-branch-likely for kernel and userspace, saves ~11k kernel size after lzma and ~12k squashfs size in the default configuration SVN-Revision: 34909 2012-12-29 03:17:19 +08:00			`KBUILD_AFLAGS_MODULE += -mlong-calls`