sim: h8300 SBR initial value fix
Commit Message
SBR is initialize to 0xFFFFFF00.
2016-05-27 Yoshinori Sato <ysao@users.sourceforge.jp>
* compile.c (init_pointer): SBR initialize to 0xFFFFFF00
(sim_open): Remove missing initialize.
---
sim/h8300/compile.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Comments
On 27 May 2016 13:38, Yoshinori Sato wrote:
> SBR is initialize to 0xFFFFFF00.
>
> 2016-05-27 Yoshinori Sato <ysao@users.sourceforge.jp>
>
> * compile.c (init_pointer): SBR initialize to 0xFFFFFF00
> (sim_open): Remove missing initialize.
>
> ---
> sim/h8300/compile.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sim/h8300/compile.c b/sim/h8300/compile.c
> index c1c61d8..c892379 100644
> --- a/sim/h8300/compile.c
> +++ b/sim/h8300/compile.c
> @@ -1764,6 +1764,7 @@ init_pointers (SIM_DESC sd)
> h8_set_mask (sd, memory_size - 1);
>
> memset (h8_get_reg_buf (sd), 0, sizeof (((STATE_CPU (sd, 0))->regs)));
> + h8_set_sbr (sd, 0xFFFFFF00);
>
> for (i = 0; i < 8; i++)
> {
> @@ -4843,7 +4844,6 @@ sim_open (SIM_OPEN_KIND kind,
>
> cpu = STATE_CPU (sd, 0);
> SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
> - cpu->regs[SBR_REGNUM] = 0xFFFFFF00;
> /* sim_cpu object is new, so some initialization is needed. */
> init_pointers_needed = 1;
OK for now, but the init_pointers() func really needs to die.
i just haven't finished ripping that cruft out yet.
-mike
@@ -1764,6 +1764,7 @@ init_pointers (SIM_DESC sd)
h8_set_mask (sd, memory_size - 1);
memset (h8_get_reg_buf (sd), 0, sizeof (((STATE_CPU (sd, 0))->regs)));
+ h8_set_sbr (sd, 0xFFFFFF00);
for (i = 0; i < 8; i++)
{
@@ -4843,7 +4844,6 @@ sim_open (SIM_OPEN_KIND kind,
cpu = STATE_CPU (sd, 0);
SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
- cpu->regs[SBR_REGNUM] = 0xFFFFFF00;
/* sim_cpu object is new, so some initialization is needed. */
init_pointers_needed = 1;