diff options
Diffstat (limited to 'target/linux/generic/patches-2.6.36/202-mips_mem_functions_performance.patch')
-rw-r--r-- | target/linux/generic/patches-2.6.36/202-mips_mem_functions_performance.patch | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/target/linux/generic/patches-2.6.36/202-mips_mem_functions_performance.patch b/target/linux/generic/patches-2.6.36/202-mips_mem_functions_performance.patch deleted file mode 100644 index e4324717b..000000000 --- a/target/linux/generic/patches-2.6.36/202-mips_mem_functions_performance.patch +++ /dev/null @@ -1,83 +0,0 @@ ---- a/arch/mips/include/asm/string.h -+++ b/arch/mips/include/asm/string.h -@@ -133,11 +133,44 @@ strncmp(__const__ char *__cs, __const__ - - #define __HAVE_ARCH_MEMSET - extern void *memset(void *__s, int __c, size_t __count); -+#define memset(__s, __c, len) \ -+({ \ -+ size_t __len = (len); \ -+ void *__ret; \ -+ if (__builtin_constant_p(len) && __len >= 64) \ -+ __ret = memset((__s), (__c), __len); \ -+ else \ -+ __ret = __builtin_memset((__s), (__c), __len); \ -+ __ret; \ -+}) - - #define __HAVE_ARCH_MEMCPY - extern void *memcpy(void *__to, __const__ void *__from, size_t __n); -+#define memcpy(dst, src, len) \ -+({ \ -+ size_t __len = (len); \ -+ void *__ret; \ -+ if (__builtin_constant_p(len) && __len >= 64) \ -+ __ret = memcpy((dst), (src), __len); \ -+ else \ -+ __ret = __builtin_memcpy((dst), (src), __len); \ -+ __ret; \ -+}) - - #define __HAVE_ARCH_MEMMOVE - extern void *memmove(void *__dest, __const__ void *__src, size_t __n); -+#define memmove(dst, src, len) \ -+({ \ -+ size_t __len = (len); \ -+ void *__ret; \ -+ if (__builtin_constant_p(len) && __len >= 64) \ -+ __ret = memmove((dst), (src), __len); \ -+ else \ -+ __ret = __builtin_memmove((dst), (src), __len); \ -+ __ret; \ -+}) -+ -+#define __HAVE_ARCH_MEMCMP -+#define memcmp(src1, src2, len) __builtin_memcmp((src1), (src2), (len)) - - #endif /* _ASM_STRING_H */ ---- a/arch/mips/lib/Makefile -+++ b/arch/mips/lib/Makefile -@@ -3,7 +3,7 @@ - # - - lib-y += csum_partial.o delay.o memcpy.o memcpy-inatomic.o memset.o \ -- strlen_user.o strncpy_user.o strnlen_user.o uncached.o -+ strlen_user.o strncpy_user.o strnlen_user.o uncached.o memcmp.o - - obj-y += iomap.o - obj-$(CONFIG_PCI) += iomap-pci.o ---- /dev/null -+++ b/arch/mips/lib/memcmp.c -@@ -0,0 +1,22 @@ -+/* -+ * copied from linux/lib/string.c -+ * -+ * Copyright (C) 1991, 1992 Linus Torvalds -+ */ -+ -+#include <linux/module.h> -+#include <linux/string.h> -+ -+#undef memcmp -+int memcmp(const void *cs, const void *ct, size_t count) -+{ -+ const unsigned char *su1, *su2; -+ int res = 0; -+ -+ for (su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--) -+ if ((res = *su1 - *su2) != 0) -+ break; -+ return res; -+} -+EXPORT_SYMBOL(memcmp); -+ |