sim: avr/mcore/moxie: fill out sim-cpu pc fetch/store helpers

This makes the common sim-cpu logic work.

7 files changed, 80 insertions, 1 deletions

diff --git a/sim/avr/ChangeLog b/sim/avr/ChangeLog
index 0dd4faf..2d8ddf2 100644
--- a/sim/avr/ChangeLog
+++ b/sim/avr/ChangeLog
@@ -1,3 +1,9 @@
+2015-04-16  Mike Frysinger  <vapier@gentoo.org>
+
+	* interp.c (avr_pc_get, avr_pc_set): New functions.
+	(sim_open): Declare new local var i.  Call CPU_PC_FETCH &
+	CPU_PC_STORE for all cpus.
+
 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 
 	* Makefile.in (SIM_OBJS): Delete sim-cpu.o.
diff --git a/sim/avr/interp.c b/sim/avr/interp.c
index d169935..a6588d3 100644
--- a/sim/avr/interp.c
+++ b/sim/avr/interp.c
@@ -1663,6 +1663,18 @@ sim_fetch_register (SIM_DESC sd, int rn, unsigned char *memory, int length)
   return 0;
 }
 
+static sim_cia
+avr_pc_get (sim_cpu *cpu)
+{
+  return pc;
+}
+
+static void
+avr_pc_set (sim_cpu *cpu, sim_cia _pc)
+{
+  pc = _pc;
+}
+
 static void
 free_state (SIM_DESC sd)
 {
@@ -1675,6 +1687,7 @@ free_state (SIM_DESC sd)
 SIM_DESC
 sim_open (SIM_OPEN_KIND kind, host_callback *cb, struct bfd *abfd, char **argv)
 {
+  int i;
   SIM_DESC sd = sim_state_alloc (kind, cb);
   SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
 
@@ -1729,6 +1742,15 @@ sim_open (SIM_OPEN_KIND kind, host_callback *cb, struct bfd *abfd, char **argv)
       return 0;
     }
 
+  /* CPU specific initialization.  */
+  for (i = 0; i < MAX_NR_PROCESSORS; ++i)
+    {
+      SIM_CPU *cpu = STATE_CPU (sd, i);
+
+      CPU_PC_FETCH (cpu) = avr_pc_get;
+      CPU_PC_STORE (cpu) = avr_pc_set;
+    }
+
   /* Clear all the memory.  */
   memset (sram, 0, sizeof (sram));
   memset (flash, 0, sizeof (flash));
diff --git a/sim/mcore/ChangeLog b/sim/mcore/ChangeLog
index 152864e..a00954c 100644
--- a/sim/mcore/ChangeLog
+++ b/sim/mcore/ChangeLog
@@ -1,3 +1,8 @@
+2015-04-16  Mike Frysinger  <vapier@gentoo.org>
+
+	* interp.c (mcore_pc_get, mcore_pc_set): New functions.
+	(sim_open): Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
+
 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 
 	* Makefile.in (SIM_OBJS): Delete sim-cpu.o.
diff --git a/sim/mcore/interp.c b/sim/mcore/interp.c
index b99988c..fc1131b 100644
--- a/sim/mcore/interp.c
+++ b/sim/mcore/interp.c
@@ -1779,6 +1779,18 @@ sim_info (SIM_DESC sd, int verbose)
 #endif
 }
 
+static sim_cia
+mcore_pc_get (sim_cpu *cpu)
+{
+  return cpu->pc;
+}
+
+static void
+mcore_pc_set (sim_cpu *cpu, sim_cia pc)
+{
+  cpu->pc = pc;
+}
+
 static void
 free_state (SIM_DESC sd)
 {
@@ -1856,6 +1868,10 @@ sim_open (SIM_OPEN_KIND kind, host_callback *cb, struct bfd *abfd, char **argv)
   for (i = 0; i < MAX_NR_PROCESSORS; ++i)
     {
       SIM_CPU *cpu = STATE_CPU (sd, i);
+
+      CPU_PC_FETCH (cpu) = mcore_pc_get;
+      CPU_PC_STORE (cpu) = mcore_pc_set;
+
       set_initial_gprs (cpu);	/* Reset the GPR registers.  */
     }
 
diff --git a/sim/moxie/ChangeLog b/sim/moxie/ChangeLog
index b2cf6f6..6f7e55b 100644
--- a/sim/moxie/ChangeLog
+++ b/sim/moxie/ChangeLog
@@ -1,3 +1,10 @@
+2015-04-16  Mike Frysinger  <vapier@gentoo.org>
+
+	* interp.c (moxie_pc_get, moxie_pc_set): New functions.
+	(sim_open): Declare new local var i.  Call CPU_PC_FETCH &
+	CPU_PC_STORE for all cpus.
+	* sim-main.h (SIM_CPU): New typedef.
+
 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 
 	* Makefile.in (SIM_OBJS): Delete sim-cpu.o.
diff --git a/sim/moxie/interp.c b/sim/moxie/interp.c
index 428a9d5..fce6d81 100644
--- a/sim/moxie/interp.c
+++ b/sim/moxie/interp.c
@@ -1145,6 +1145,18 @@ sim_fetch_register (SIM_DESC sd, int rn, unsigned char *memory, int length)
     return 0;
 }
 
+static sim_cia
+moxie_pc_get (sim_cpu *cpu)
+{
+  return cpu->registers[PCIDX];
+}
+
+static void
+moxie_pc_set (sim_cpu *cpu, sim_cia pc)
+{
+  cpu->registers[PCIDX] = pc;
+}
+
 static void
 free_state (SIM_DESC sd)
 {
@@ -1157,6 +1169,7 @@ free_state (SIM_DESC sd)
 SIM_DESC
 sim_open (SIM_OPEN_KIND kind, host_callback *cb, struct bfd *abfd, char **argv)
 {
+  int i;
   SIM_DESC sd = sim_state_alloc (kind, cb);
   SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
 
@@ -1215,7 +1228,15 @@ sim_open (SIM_OPEN_KIND kind, host_callback *cb, struct bfd *abfd, char **argv)
     }
 
   /* CPU specific initialization.  */
-  set_initial_gprs ();
+  for (i = 0; i < MAX_NR_PROCESSORS; ++i)
+    {
+      SIM_CPU *cpu = STATE_CPU (sd, i);
+
+      CPU_PC_FETCH (cpu) = moxie_pc_get;
+      CPU_PC_STORE (cpu) = moxie_pc_set;
+
+      set_initial_gprs ();	/* Reset the GPR registers.  */
+    }
 
   return sd;
 }
diff --git a/sim/moxie/sim-main.h b/sim/moxie/sim-main.h
index 5a9f7c7..6a2174b 100644
--- a/sim/moxie/sim-main.h
+++ b/sim/moxie/sim-main.h
@@ -24,6 +24,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 typedef address_word sim_cia;
 
+typedef struct _sim_cpu SIM_CPU;
+
 #include "sim-base.h"
 #include "bfd.h"