diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-08-27 13:12:40 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-08-27 13:12:40 +1000 |
| commit | f480fe3916de2e2cbb6e384cb685f0f1d8272188 (patch) | |
| tree | 141c60a2a263f1c01907e692d4aef1e6b699d8c7 /arch/avr32/lib/memcpy.S | |
| parent | 4f0dbc2781b9dc457159b676289f874ab2dc3560 (diff) | |
| parent | f415c413f458837bd0c27086b79aca889f9435e4 (diff) | |
Merge commit 'origin/master' into next
Diffstat (limited to 'arch/avr32/lib/memcpy.S')
| -rw-r--r-- | arch/avr32/lib/memcpy.S | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/avr32/lib/memcpy.S b/arch/avr32/lib/memcpy.S index 0abb26142b6..c2ca49d705a 100644 --- a/arch/avr32/lib/memcpy.S +++ b/arch/avr32/lib/memcpy.S @@ -24,8 +24,8 @@ memcpy: brne 1f /* At this point, "from" is word-aligned */ -2: sub r10, 4 - mov r9, r12 +2: mov r9, r12 +5: sub r10, 4 brlt 4f 3: ld.w r8, r11++ @@ -49,6 +49,7 @@ memcpy: /* Handle unaligned "from" pointer */ 1: sub r10, 4 + movlt r9, r12 brlt 4b add r10, r9 lsl r9, 2 @@ -59,4 +60,13 @@ memcpy: st.b r12++, r8 ld.ub r8, r11++ st.b r12++, r8 - rjmp 2b + mov r8, r12 + add pc, pc, r9 + sub r8, 1 + nop + sub r8, 1 + nop + sub r8, 1 + nop + mov r9, r8 + rjmp 5b |