diff options
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/entry.h | 1 | ||||
| -rw-r--r-- | arch/arc/lib/strchr-700.S | 10 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/arc/include/asm/entry.h b/arch/arc/include/asm/entry.h index 8943c028d4bb..df57611652e5 100644 --- a/arch/arc/include/asm/entry.h +++ b/arch/arc/include/asm/entry.h @@ -38,6 +38,7 @@ #include <asm/ptrace.h> #include <asm/processor.h> /* For VMALLOC_START */ #include <asm/thread_info.h> /* For THREAD_SIZE */ +#include <asm/mmu.h> /* Note on the LD/ST addr modes with addr reg wback * diff --git a/arch/arc/lib/strchr-700.S b/arch/arc/lib/strchr-700.S index 99c10475d477..9c548c7cf001 100644 --- a/arch/arc/lib/strchr-700.S +++ b/arch/arc/lib/strchr-700.S @@ -39,9 +39,18 @@ ARC_ENTRY strchr ld.a r2,[r0,4] sub r12,r6,r7 bic r12,r12,r6 +#ifdef __LITTLE_ENDIAN__ and r7,r12,r4 breq r7,0,.Loop ; For speed, we want this branch to be unaligned. b .Lfound_char ; Likewise this one. +#else + and r12,r12,r4 + breq r12,0,.Loop ; For speed, we want this branch to be unaligned. + lsr_s r12,r12,7 + bic r2,r7,r6 + b.d .Lfound_char_b + and_s r2,r2,r12 +#endif ; /* We require this code address to be unaligned for speed... */ .Laligned: ld_s r2,[r0] @@ -95,6 +104,7 @@ ARC_ENTRY strchr lsr r7,r7,7 bic r2,r7,r6 +.Lfound_char_b: norm r2,r2 sub_s r0,r0,4 asr_s r2,r2,3 |