diff options
Diffstat (limited to 'apps/plugins/lib/gray_draw.c')
| -rw-r--r-- | apps/plugins/lib/gray_draw.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/apps/plugins/lib/gray_draw.c b/apps/plugins/lib/gray_draw.c index 9ece730..c9f9d5d 100644 --- a/apps/plugins/lib/gray_draw.c +++ b/apps/plugins/lib/gray_draw.c @@ -823,7 +823,7 @@ static void _writearray(unsigned char *address, const unsigned char *src, /* pop all 8 patterns */ "not.l %[mask] \n" /* "set" mask -> "keep" mask */ "and.l #0xFF,%[mask] \n" - "beq.b .wa_sloop \n" /* yes: jump to short loop */ + "beq.b .wa_sstart \n" /* yes: jump to short loop */ ".wa_floop: \n" /** full loop (there are bits to keep)**/ "clr.l %%d0 \n" @@ -860,6 +860,9 @@ static void _writearray(unsigned char *address, const unsigned char *src, "bhi.b .wa_floop \n" /* no: loop */ "bra.b .wa_end \n" + + ".wa_sstart: \n" + "move.l %%a0,%[mask]\n" /* mask isn't needed here, reuse reg */ ".wa_sloop: \n" /** short loop (nothing to keep) **/ "clr.l %%d0 \n" @@ -873,10 +876,8 @@ static void _writearray(unsigned char *address, const unsigned char *src, "addx.l %%d0,%%d0 \n" "lsr.l #1,%%d6 \n" "addx.l %%d0,%%d0 \n" - "move.l %%a0,%%d1 \n" - "lsr.l #1,%%d1 \n" + "lsr.l #1,%[mask] \n" "addx.l %%d0,%%d0 \n" - "move.l %%d1,%%a0 \n" "move.l %%a1,%%d1 \n" "lsr.l #1,%%d1 \n" "addx.l %%d0,%%d0 \n" |