diff options
Diffstat (limited to 'sim/m68hc11/interp.c')
| -rw-r--r-- | sim/m68hc11/interp.c | 39 |
1 files changed, 31 insertions, 8 deletions
diff --git a/sim/m68hc11/interp.c b/sim/m68hc11/interp.c index 3100659..659001a 100644 --- a/sim/m68hc11/interp.c +++ b/sim/m68hc11/interp.c @@ -417,18 +417,39 @@ sim_prepare_for_program (SIM_DESC sd, bfd* abfd) return SIM_RC_OK; } +static sim_cia +m68hc11_pc_get (sim_cpu *cpu) +{ + return cpu_get_pc (cpu); +} + +static void +m68hc11_pc_set (sim_cpu *cpu, sim_cia pc) +{ + cpu_set_pc (cpu, pc); +} + SIM_DESC sim_open (SIM_OPEN_KIND kind, host_callback *callback, bfd *abfd, char **argv) { + int i; SIM_DESC sd; sim_cpu *cpu; sd = sim_state_alloc (kind, callback); - cpu = STATE_CPU (sd, 0); SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); + /* The cpu data is kept in a separately allocated chunk of memory. */ + if (sim_cpu_alloc_all (sd, 1, /*cgen_cpu_max_extra_bytes ()*/0) != SIM_RC_OK) + { + free_state (sd); + return 0; + } + + cpu = STATE_CPU (sd, 0); + /* for compatibility */ current_alignment = NONSTRICT_ALIGNMENT; current_target_byte_order = BIG_ENDIAN; @@ -482,7 +503,15 @@ sim_open (SIM_OPEN_KIND kind, host_callback *callback, return 0; } - /* Fudge our descriptor. */ + /* CPU specific initialization. */ + for (i = 0; i < MAX_NR_PROCESSORS; ++i) + { + SIM_CPU *cpu = STATE_CPU (sd, i); + + CPU_PC_FETCH (cpu) = m68hc11_pc_get; + CPU_PC_STORE (cpu) = m68hc11_pc_set; + } + return sd; } @@ -679,12 +708,6 @@ sim_store_register (SIM_DESC sd, int rn, unsigned char *memory, int length) return 2; } -sim_cia -sim_pc_get (sim_cpu *cpu) -{ - return CIA_GET (cpu); -} - /* Halt the simulator after just one instruction */ static void |