diff options
Diffstat (limited to 'arch/arm/lib/csumpartialcopygeneric.S')
| -rw-r--r-- | arch/arm/lib/csumpartialcopygeneric.S | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/lib/csumpartialcopygeneric.S b/arch/arm/lib/csumpartialcopygeneric.S index d620a5f22a09..8e1c141b6524 100644 --- a/arch/arm/lib/csumpartialcopygeneric.S +++ b/arch/arm/lib/csumpartialcopygeneric.S @@ -40,6 +40,7 @@ sum .req r3 adcs sum, sum, ip, put_byte_1 @ update checksum strb ip, [dst], #1 tst dst, #2 + it eq moveq pc, lr @ dst is now 32bit aligned .Ldst_16bit: load2b r8, ip @@ -94,6 +95,7 @@ FN_ENTRY adds sum, sum, #0 @ C = 0 tst dst, #3 @ Test destination alignment + it ne blne .Ldst_unaligned @ align destination, return here /* @@ -147,6 +149,7 @@ FN_ENTRY strb r5, [dst], #1 mov r5, r4, get_byte_2 .Lexit: tst len, #1 + ittt ne strneb r5, [dst], #1 andne r5, r5, #255 adcnes sum, sum, r5, put_byte_0 @@ -160,6 +163,7 @@ FN_ENTRY .Ldone: adc r0, sum, #0 ldr sum, [sp, #0] @ dst tst sum, #1 + it ne movne r0, r0, ror #8 load_regs |