Le 06/02/2018 à 13:44, Pavel Dovgalyuk a écrit : > This patch implements movep instruction. It moves data between a data register > and alternate bytes within the address space starting at the location > specified and incrementing by two. > > It was designed for the original 68000 and used in firmwares for > interfacing the 8-bit peripherals through the 16-bit data bus.
Did you test this change with some kind of firmware? > Without this patch opcode for this instruction is recognized as some bitop. > > Signed-off-by: Pavel Dovgalyuk <pavel.dovga...@ispras.ru> > Signed-off-by: Mihail Abakumov <mikhail.abaku...@ispras.ru> > > -- > > v4: - fixed offset calculation misprint > > v3: - simplified movep function code > - joined movep masks > > v2: - disabled movep for Coldfire > - fixed gen_store/load usage > --- > target/m68k/cpu.c | 2 ++ > target/m68k/cpu.h | 1 + > target/m68k/translate.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 49 insertions(+) Tested-by: Laurent Vivier <laur...@vivier.eu> I've checked we have the same result on a real 68040 Reviewed-by: Laurent Vivier <laur...@vivier.eu> Thanks, Laurent
