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-rw-r--r--sim/m32r/ChangeLog11
-rw-r--r--sim/m32r/sim-if.c213
2 files changed, 72 insertions, 152 deletions
diff --git a/sim/m32r/ChangeLog b/sim/m32r/ChangeLog
index c7876c7..26e9f8a 100644
--- a/sim/m32r/ChangeLog
+++ b/sim/m32r/ChangeLog
@@ -1,5 +1,12 @@
Mon Oct 19 14:13:05 1998 Doug Evans <devans@seba.cygnus.com>
+ * sim-main.h: #include cpu-opc.h.
+ * arch.c,arch.h,decode.c,extract.c,model.c,sem.c: Regenerate
+ to get #include cleanup.
+start-sanitize-m32rx
+ * decodex.c,extractx.c,modelx.c: Ditto.
+end-sanitize-m32rx
+
* Makefile.in (SIM_EXTRA_DEPS): Replace cgen headers with
CGEN_INCLUDE_DEPS.
(M32RBF_INCLUDE_DEPS): Define.
@@ -16,6 +23,10 @@ start-sanitize-m32rx
* cpux.h: Regenerate.
end-sanitize-m32rx
+Fri Oct 16 09:15:29 1998 Doug Evans <devans@charmed.cygnus.com>
+
+ * sim-if.c (sim_do_command): Handle "sim info reg {bbpsw,bbpc}".
+
Wed Oct 14 14:49:50 1998 Doug Evans <devans@canuck.cygnus.com>
* Makefile.in (mloop.o): Don't depend on stamp-cpu, depend on
diff --git a/sim/m32r/sim-if.c b/sim/m32r/sim-if.c
index adafa23..4221c0e 100644
--- a/sim/m32r/sim-if.c
+++ b/sim/m32r/sim-if.c
@@ -1,4 +1,4 @@
-/* Main simulator entry points for the M32R.
+/* Main simulator entry points specific to the M32R.
Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
Contributed by Cygnus Support.
@@ -51,6 +51,7 @@ sim_open (kind, callback, abfd, argv)
struct _bfd *abfd;
char **argv;
{
+ char c;
SIM_DESC sd = sim_state_alloc (kind, callback);
/* The cpu data is kept in a separately allocated chunk of memory. */
@@ -83,21 +84,6 @@ sim_open (kind, callback, abfd, argv)
sim_add_option_table (sd, extra_options);
#endif
- /* Allocate core managed memory */
- sim_do_commandf (sd, "memory region 0,0x%lx", M32R_DEFAULT_MEM_SIZE);
-
- /* Allocate a handler for the control registers and other devices.
- All are allocated in one chunk to keep things from being
- unnecessarily complicated. */
- sim_core_attach (sd, NULL,
- 0 /*level*/,
- access_read_write,
- 0 /*space ???*/,
- M32R_DEVICE_ADDR, M32R_DEVICE_LEN /*nr_bytes*/,
- 0 /*modulo*/,
- &m32r_devices,
- NULL /*buffer*/);
-
/* getopt will print the error message so we just have to exit if this fails.
FIXME: Hmmm... in the case of gdb we need getopt to call
print_filtered. */
@@ -107,6 +93,25 @@ sim_open (kind, callback, abfd, argv)
return 0;
}
+ /* Allocate a handler for the control registers and other devices
+ if no memory for that range has been allocated by the user.
+ All are allocated in one chunk to keep things from being
+ unnecessarily complicated. */
+ if (sim_core_read_buffer (sd, NULL, read_map, &c, M32R_DEVICE_ADDR, 1) == 0)
+ sim_core_attach (sd, NULL,
+ 0 /*level*/,
+ access_read_write,
+ 0 /*space ???*/,
+ M32R_DEVICE_ADDR, M32R_DEVICE_LEN /*nr_bytes*/,
+ 0 /*modulo*/,
+ &m32r_devices,
+ NULL /*buffer*/);
+
+ /* Allocate core managed memory if none specified by user.
+ Use address 4 here in case the user wanted address 0 unmapped. */
+ if (sim_core_read_buffer (sd, NULL, read_map, &c, 4, 1) == 0)
+ sim_do_commandf (sd, "memory region 0,0x%lx", M32R_DEFAULT_MEM_SIZE);
+
/* check for/establish the reference program image */
if (sim_analyze_program (sd,
(STATE_PROG_ARGV (sd) != NULL
@@ -186,8 +191,8 @@ sim_open (kind, callback, abfd, argv)
for (c = 0; c < MAX_NR_PROCESSORS; ++c)
{
/* Only needed for profiling, but the structure member is small. */
- memset (& CPU_M32R_MISC_PROFILE (STATE_CPU (sd, c)), 0,
- sizeof (CPU_M32R_MISC_PROFILE (STATE_CPU (sd, c))));
+ memset (CPU_M32R_MISC_PROFILE (STATE_CPU (sd, c)), 0,
+ sizeof (* CPU_M32R_MISC_PROFILE (STATE_CPU (sd, c))));
/* Hook in callback for reporting these stats */
PROFILE_INFO_CPU_CALLBACK (CPU_PROFILE_DATA (STATE_CPU (sd, c)))
= print_m32r_misc_cpu;
@@ -234,73 +239,6 @@ sim_create_inferior (sd, abfd, argv, envp)
return SIM_RC_OK;
}
-int
-sim_stop (SIM_DESC sd)
-{
- switch (STATE_ARCHITECTURE (sd)->mach)
- {
- case bfd_mach_m32r :
- return m32r_engine_stop (sd, NULL, NULL_CIA, sim_stopped, SIM_SIGINT);
-/* start-sanitize-m32rx */
-#ifdef HAVE_CPU_M32RX
- case bfd_mach_m32rx :
- return m32rx_engine_stop (sd, NULL, NULL_CIA, sim_stopped, SIM_SIGINT);
-#endif
-/* end-sanitize-m32rx */
- default :
- abort ();
- }
-}
-
-/* This isn't part of the official interface.
- This is just a good place to put this for now. */
-
-void
-sim_sync_stop (SIM_DESC sd, SIM_CPU *cpu, PCADDR pc, enum sim_stop reason, int sigrc)
-{
- switch (STATE_ARCHITECTURE (sd)->mach)
- {
- case bfd_mach_m32r :
- (void) m32r_engine_stop (sd, cpu, pc, reason, sigrc);
- break;
-/* start-sanitize-m32rx */
-#ifdef HAVE_CPU_M32RX
- case bfd_mach_m32rx :
- (void) m32rx_engine_stop (sd, cpu, pc, reason, sigrc);
- break;
-#endif
-/* end-sanitize-m32rx */
- default :
- abort ();
- }
-}
-
-void
-sim_resume (sd, step, siggnal)
- SIM_DESC sd;
- int step, siggnal;
-{
- sim_module_resume (sd);
-
- switch (STATE_ARCHITECTURE (sd)->mach)
- {
- case bfd_mach_m32r :
- m32r_engine_run (sd, step, siggnal);
- break;
-/* start-sanitize-m32rx */
-#ifdef HAVE_CPU_M32RX
- case bfd_mach_m32rx :
- m32rx_engine_run (sd, step, siggnal);
- break;
-#endif
-/* end-sanitize-m32rx */
- default :
- abort ();
- }
-
- sim_module_suspend (sd);
-}
-
/* PROFILE_CPU_CALLBACK */
static void
@@ -315,88 +253,59 @@ print_m32r_misc_cpu (SIM_CPU *cpu, int verbose)
sim_io_printf (sd, " %-*s %s\n\n",
PROFILE_LABEL_WIDTH, "Fill nops:",
sim_add_commas (buf, sizeof (buf),
- CPU_M32R_MISC_PROFILE (cpu).fillnop_count));
+ CPU_M32R_MISC_PROFILE (cpu)->fillnop_count));
if (STATE_ARCHITECTURE (sd)->mach == bfd_mach_m32rx)
sim_io_printf (sd, " %-*s %s\n\n",
PROFILE_LABEL_WIDTH, "Parallel insns:",
sim_add_commas (buf, sizeof (buf),
- CPU_M32R_MISC_PROFILE (cpu).parallel_count));
+ CPU_M32R_MISC_PROFILE (cpu)->parallel_count));
}
}
-/* The contents of BUF are in target byte order. */
-
-int
-sim_fetch_register (sd, rn, buf, length)
- SIM_DESC sd;
- int rn;
- unsigned char *buf;
- int length;
-{
- SIM_CPU *cpu = STATE_CPU (sd, 0);
-
- return (* CPU_REG_FETCH (cpu)) (cpu, rn, buf, length);
-}
-
-/* The contents of BUF are in target byte order. */
-
-int
-sim_store_register (sd, rn, buf, length)
- SIM_DESC sd;
- int rn;
- unsigned char *buf;
- int length;
-{
- SIM_CPU *cpu = STATE_CPU (sd, 0);
-
- return (* CPU_REG_STORE (cpu)) (cpu, rn, buf, length);
-}
-
void
sim_do_command (sd, cmd)
SIM_DESC sd;
char *cmd;
{
- if (sim_args_command (sd, cmd) != SIM_RC_OK)
- sim_io_eprintf (sd, "Unknown command `%s'\n", cmd);
-}
-
-/* Utility fns to access registers, without knowing the current mach. */
+ char **argv;
-SI
-h_gr_get (SIM_CPU *current_cpu, UINT regno)
-{
- switch (STATE_ARCHITECTURE (CPU_STATE (current_cpu))->mach)
+ if (cmd == NULL)
+ return;
+
+ argv = buildargv (cmd);
+
+ if (argv[0] != NULL
+ && strcasecmp (argv[0], "info") == 0
+ && argv[1] != NULL
+ && strncasecmp (argv[1], "reg", 3) == 0)
{
- case bfd_mach_m32r :
- return m32r_h_gr_get (current_cpu, regno);
-/* start-sanitize-m32rx */
-#ifdef HAVE_CPU_M32RX
- case bfd_mach_m32rx :
- return m32rx_h_gr_get (current_cpu, regno);
-#endif
-/* end-sanitize-m32rx */
- default :
- abort ();
+ SI val;
+
+ /* We only support printing bbpsw,bbpc here as there is no equivalent
+ functionality in gdb. */
+ if (argv[2] == NULL)
+ sim_io_eprintf (sd, "Missing register in `%s'\n", cmd);
+ else if (argv[3] != NULL)
+ sim_io_eprintf (sd, "Too many arguments in `%s'\n", cmd);
+ else if (strcasecmp (argv[2], "bbpsw") == 0)
+ {
+ val = a_m32r_h_cr_get (STATE_CPU (sd, 0), H_CR_BBPSW);
+ sim_io_printf (sd, "bbpsw 0x%x %d\n", val, val);
+ }
+ else if (strcasecmp (argv[2], "bbpc") == 0)
+ {
+ val = a_m32r_h_cr_get (STATE_CPU (sd, 0), H_CR_BBPC);
+ sim_io_printf (sd, "bbpc 0x%x %d\n", val, val);
+ }
+ else
+ sim_io_eprintf (sd, "Printing of register `%s' not supported with `sim info'\n",
+ argv[2]);
}
-}
-
-void
-h_gr_set (SIM_CPU *current_cpu, UINT regno, SI newval)
-{
- switch (STATE_ARCHITECTURE (CPU_STATE (current_cpu))->mach)
+ else
{
- case bfd_mach_m32r :
- m32r_h_gr_set (current_cpu, regno, newval);
- break;
-/* start-sanitize-m32rx */
-#ifdef HAVE_CPU_M32RX
- case bfd_mach_m32rx :
- m32rx_h_gr_set (current_cpu, regno, newval);
- break;
-#endif
-/* end-sanitize-m32rx */
- default :
- abort ();
+ if (sim_args_command (sd, cmd) != SIM_RC_OK)
+ sim_io_eprintf (sd, "Unknown sim command `%s'\n", cmd);
}
+
+ freeargv (argv);
}
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