diff options
Diffstat (limited to 'libc/string/arm/_memcpy.S')
| -rw-r--r-- | libc/string/arm/_memcpy.S | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libc/string/arm/_memcpy.S b/libc/string/arm/_memcpy.S index 103580a0c..b26080d02 100644 --- a/libc/string/arm/_memcpy.S +++ b/libc/string/arm/_memcpy.S @@ -67,8 +67,9 @@ * a time where possible. * * Note: r12 (aka ip) can be trashed during the function along with - * r0-r3 although r0-r2 have defined uses i.e. src, dest, len through out. + * r0-r3 although r0-r2 have defined uses i.e. dest, src, len throughout. * Additional registers are preserved prior to use i.e. r4, r5 & lr + * The return value in r0 must be the destination address. * * Apologies for the state of the comments ;-) */ @@ -108,7 +109,7 @@ _memcpy: cmp r1, r0 bcc .Lmemcpy_backwards - IT(tt, eq) /* Quick abort for src=dst */ + IT(t, eq) /* Quick abort for src=dst */ #if defined(__USE_BX__) bxeq lr #else |